diff options
363 files changed, 3788 insertions, 3170 deletions
diff --git a/Documentation/arm/memory.txt b/Documentation/arm/memory.txt index 771d48d3b335..208a2d465b92 100644 --- a/Documentation/arm/memory.txt +++ b/Documentation/arm/memory.txt @@ -51,15 +51,14 @@ ffc00000 ffefffff DMA memory mapping region. Memory returned ff000000 ffbfffff Reserved for future expansion of DMA mapping region. -VMALLOC_END feffffff Free for platform use, recommended. - VMALLOC_END must be aligned to a 2MB - boundary. - VMALLOC_START VMALLOC_END-1 vmalloc() / ioremap() space. Memory returned by vmalloc/ioremap will be dynamically placed in this region. - VMALLOC_START may be based upon the value - of the high_memory variable. + Machine specific static mappings are also + located here through iotable_init(). + VMALLOC_START is based upon the value + of the high_memory variable, and VMALLOC_END + is equal to 0xff000000. PAGE_OFFSET high_memory-1 Kernel direct-mapped RAM region. This maps the platforms RAM, and typically diff --git a/Documentation/devicetree/bindings/arm/gic.txt b/Documentation/devicetree/bindings/arm/gic.txt index 52916b4aa1fe..9b4b82a721b6 100644 --- a/Documentation/devicetree/bindings/arm/gic.txt +++ b/Documentation/devicetree/bindings/arm/gic.txt @@ -42,6 +42,10 @@ Optional - interrupts : Interrupt source of the parent interrupt controller. Only present on secondary GICs. +- cpu-offset : per-cpu offset within the distributor and cpu interface + regions, used when the GIC doesn't have banked registers. The offset is + cpu-offset * cpu-nr. + Example: intc: interrupt-controller@fff11000 { diff --git a/Documentation/devicetree/bindings/arm/vic.txt b/Documentation/devicetree/bindings/arm/vic.txt new file mode 100644 index 000000000000..266716b23437 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/vic.txt @@ -0,0 +1,29 @@ +* ARM Vectored Interrupt Controller + +One or more Vectored Interrupt Controllers (VIC's) can be connected in an ARM +system for interrupt routing. For multiple controllers they can either be +nested or have the outputs wire-OR'd together. + +Required properties: + +- compatible : should be one of + "arm,pl190-vic" + "arm,pl192-vic" +- interrupt-controller : Identifies the node as an interrupt controller +- #interrupt-cells : The number of cells to define the interrupts. Must be 1 as + the VIC has no configuration options for interrupt sources. The cell is a u32 + and defines the interrupt number. +- reg : The register bank for the VIC. + +Optional properties: + +- interrupts : Interrupt source for parent controllers if the VIC is nested. + +Example: + + vic0: interrupt-controller@60000 { + compatible = "arm,pl192-vic"; + interrupt-controller; + #interrupt-cells = <1>; + reg = <0x60000 0x1000>; + }; diff --git a/arch/arm/common/Kconfig b/arch/arm/common/Kconfig index 74df9ca2be31..81a933eb0903 100644 --- a/arch/arm/common/Kconfig +++ b/arch/arm/common/Kconfig @@ -1,8 +1,14 @@ config ARM_GIC select IRQ_DOMAIN + select MULTI_IRQ_HANDLER + bool + +config GIC_NON_BANKED bool config ARM_VIC + select IRQ_DOMAIN + select MULTI_IRQ_HANDLER bool config ARM_VIC_NR diff --git a/arch/arm/common/gic.c b/arch/arm/common/gic.c index 410a546060a2..b2dc2dd7f1df 100644 --- a/arch/arm/common/gic.c +++ b/arch/arm/common/gic.c @@ -40,13 +40,36 @@ #include <linux/slab.h> #include <asm/irq.h> +#include <asm/exception.h> #include <asm/mach/irq.h> #include <asm/hardware/gic.h> -static DEFINE_RAW_SPINLOCK(irq_controller_lock); +union gic_base { + void __iomem *common_base; + void __percpu __iomem **percpu_base; +}; -/* Address of GIC 0 CPU interface */ -void __iomem *gic_cpu_base_addr __read_mostly; +struct gic_chip_data { + unsigned int irq_offset; + union gic_base dist_base; + union gic_base cpu_base; +#ifdef CONFIG_CPU_PM + u32 saved_spi_enable[DIV_ROUND_UP(1020, 32)]; + u32 saved_spi_conf[DIV_ROUND_UP(1020, 16)]; + u32 saved_spi_target[DIV_ROUND_UP(1020, 4)]; + u32 __percpu *saved_ppi_enable; + u32 __percpu *saved_ppi_conf; +#endif +#ifdef CONFIG_IRQ_DOMAIN + struct irq_domain domain; +#endif + unsigned int gic_irqs; +#ifdef CONFIG_GIC_NON_BANKED + void __iomem *(*get_base)(union gic_base *); +#endif +}; + +static DEFINE_RAW_SPINLOCK(irq_controller_lock); /* * Supported arch specific GIC irq extension. @@ -67,16 +90,48 @@ struct irq_chip gic_arch_extn = { static struct gic_chip_data gic_data[MAX_GIC_NR] __read_mostly; +#ifdef CONFIG_GIC_NON_BANKED +static void __iomem *gic_get_percpu_base(union gic_base *base) +{ + return *__this_cpu_ptr(base->percpu_base); +} + +static void __iomem *gic_get_common_base(union gic_base *base) +{ + return base->common_base; +} + +static inline void __iomem *gic_data_dist_base(struct gic_chip_data *data) +{ + return data->get_base(&data->dist_base); +} + +static inline void __iomem *gic_data_cpu_base(struct gic_chip_data *data) +{ + return data->get_base(&data->cpu_base); +} + +static inline void gic_set_base_accessor(struct gic_chip_data *data, + void __iomem *(*f)(union gic_base *)) +{ + data->get_base = f; +} +#else +#define gic_data_dist_base(d) ((d)->dist_base.common_base) +#define gic_data_cpu_base(d) ((d)->cpu_base.common_base) +#define gic_set_base_accessor(d,f) +#endif + static inline void __iomem *gic_dist_base(struct irq_data *d) { struct gic_chip_data *gic_data = irq_data_get_irq_chip_data(d); - return gic_data->dist_base; + return gic_data_dist_base(gic_data); } static inline void __iomem *gic_cpu_base(struct irq_data *d) { struct gic_chip_data *gic_data = irq_data_get_irq_chip_data(d); - return gic_data->cpu_base; + return gic_data_cpu_base(gic_data); } static inline unsigned int gic_irq(struct irq_data *d) @@ -215,6 +270,32 @@ static int gic_set_wake(struct irq_data *d, unsigned int on) #define gic_set_wake NULL #endif +asmlinkage void __exception_irq_entry gic_handle_irq(struct pt_regs *regs) +{ + u32 irqstat, irqnr; + struct gic_chip_data *gic = &gic_data[0]; + void __iomem *cpu_base = gic_data_cpu_base(gic); + + do { + irqstat = readl_relaxed(cpu_base + GIC_CPU_INTACK); + irqnr = irqstat & ~0x1c00; + + if (likely(irqnr > 15 && irqnr < 1021)) { + irqnr = irq_domain_to_irq(&gic->domain, irqnr); + handle_IRQ(irqnr, regs); + continue; + } + if (irqnr < 16) { + writel_relaxed(irqstat, cpu_base + GIC_CPU_EOI); +#ifdef CONFIG_SMP + handle_IPI(irqnr, regs); +#endif + continue; + } + break; + } while (1); +} + static void gic_handle_cascade_irq(unsigned int irq, struct irq_desc *desc) { struct gic_chip_data *chip_data = irq_get_handler_data(irq); @@ -225,7 +306,7 @@ static void gic_handle_cascade_irq(unsigned int irq, struct irq_desc *desc) chained_irq_enter(chip, desc); raw_spin_lock(&irq_controller_lock); - status = readl_relaxed(chip_data->cpu_base + GIC_CPU_INTACK); + status = readl_relaxed(gic_data_cpu_base(chip_data) + GIC_CPU_INTACK); raw_spin_unlock(&irq_controller_lock); gic_irq = (status & 0x3ff); @@ -270,7 +351,7 @@ static void __init gic_dist_init(struct gic_chip_data *gic) u32 cpumask; unsigned int gic_irqs = gic->gic_irqs; struct irq_domain *domain = &gic->domain; - void __iomem *base = gic->dist_base; + void __iomem *base = gic_data_dist_base(gic); u32 cpu = 0; #ifdef CONFIG_SMP @@ -330,8 +411,8 @@ static void __init gic_dist_init(struct gic_chip_data *gic) static void __cpuinit gic_cpu_init(struct gic_chip_data *gic) { - void __iomem *dist_base = gic->dist_base; - void __iomem *base = gic->cpu_base; + void __iomem *dist_base = gic_data_dist_base(gic); + void __iomem *base = gic_data_cpu_base(gic); int i; /* @@ -368,7 +449,7 @@ static void gic_dist_save(unsigned int gic_nr) BUG(); gic_irqs = gic_data[gic_nr].gic_irqs; - dist_base = gic_data[gic_nr].dist_base; + dist_base = gic_data_dist_base(&gic_data[gic_nr]); if (!dist_base) return; @@ -403,7 +484,7 @@ static void gic_dist_restore(unsigned int gic_nr) BUG(); gic_irqs = gic_data[gic_nr].gic_irqs; - dist_base = gic_data[gic_nr].dist_base; + dist_base = gic_data_dist_base(&gic_data[gic_nr]); if (!dist_base) return; @@ -439,8 +520,8 @@ static void gic_cpu_save(unsigned int gic_nr) if (gic_nr >= MAX_GIC_NR) BUG(); - dist_base = gic_data[gic_nr].dist_base; - cpu_base = gic_data[gic_nr].cpu_base; + dist_base = gic_data_dist_base(&gic_data[gic_nr]); + cpu_base = gic_data_cpu_base(&gic_data[gic_nr]); if (!dist_base || !cpu_base) return; @@ -465,8 +546,8 @@ static void gic_cpu_restore(unsigned int gic_nr) if (gic_nr >= MAX_GIC_NR) BUG(); - dist_base = gic_data[gic_nr].dist_base; - cpu_base = gic_data[gic_nr].cpu_base; + dist_base = gic_data_dist_base(&gic_data[gic_nr]); + cpu_base = gic_data_cpu_base(&gic_data[gic_nr]); if (!dist_base || !cpu_base) return; @@ -491,6 +572,11 @@ static int gic_notifier(struct notifier_block *self, unsigned long cmd, void *v) int i; for (i = 0; i < MAX_GIC_NR; i++) { +#ifdef CONFIG_GIC_NON_BANKED + /* Skip over unused GICs */ + if (!gic_data[i].get_base) + continue; +#endif switch (cmd) { case CPU_PM_ENTER: gic_cpu_save(i); @@ -564,8 +650,9 @@ const struct irq_domain_ops gic_irq_domain_ops = { #endif }; -void __init gic_init(unsigned int gic_nr, int irq_start, - void __iomem *dist_base, void __iomem *cpu_base) +void __init gic_init_bases(unsigned int gic_nr, int irq_start, + void __iomem *dist_base, void __iomem *cpu_base, + u32 percpu_offset) { struct gic_chip_data *gic; struct irq_domain *domain; @@ -575,8 +662,36 @@ void __init gic_init(unsigned int gic_nr, int irq_start, gic = &gic_data[gic_nr]; domain = &gic->domain; - gic->dist_base = dist_base; - gic->cpu_base = cpu_base; +#ifdef CONFIG_GIC_NON_BANKED + if (percpu_offset) { /* Frankein-GIC without banked registers... */ + unsigned int cpu; + + gic->dist_base.percpu_base = alloc_percpu(void __iomem *); + gic->cpu_base.percpu_base = alloc_percpu(void __iomem *); + if (WARN_ON(!gic->dist_base.percpu_base || + !gic->cpu_base.percpu_base)) { + free_percpu(gic->dist_base.percpu_base); + free_percpu(gic->cpu_base.percpu_base); + return; + } + + for_each_possible_cpu(cpu) { + unsigned long offset = percpu_offset * cpu_logical_map(cpu); + *per_cpu_ptr(gic->dist_base.percpu_base, cpu) = dist_base + offset; + *per_cpu_ptr(gic->cpu_base.percpu_base, cpu) = cpu_base + offset; + } + + gic_set_base_accessor(gic, gic_get_percpu_base); + } else +#endif + { /* Normal, sane GIC... */ + WARN(percpu_offset, + "GIC_NON_BANKED not enabled, ignoring %08x offset!", + percpu_offset); + gic->dist_base.common_base = dist_base; + gic->cpu_base.common_base = cpu_base; + gic_set_base_accessor(gic, gic_get_common_base); + } /* * For primary GICs, skip over SGIs. @@ -584,8 +699,6 @@ void __init gic_init(unsigned int gic_nr, int irq_start, */ domain->hwirq_base = 32; if (gic_nr == 0) { - gic_cpu_base_addr = cpu_base; - if ((irq_start & 31) > 0) { domain->hwirq_base = 16; if (irq_start != -1) @@ -597,7 +710,7 @@ void __init gic_init(unsigned int gic_nr, int irq_start, * Find out how many interrupts are supported. * The GIC only supports up to 1020 interrupt sources. */ - gic_irqs = readl_relaxed(dist_base + GIC_DIST_CTR) & 0x1f; + gic_irqs = readl_relaxed(gic_data_dist_base(gic) + GIC_DIST_CTR) & 0x1f; gic_irqs = (gic_irqs + 1) * 32; if (gic_irqs > 1020) gic_irqs = 1020; @@ -645,7 +758,7 @@ void gic_raise_softirq(const struct cpumask *mask, unsigned int irq) dsb(); /* this always happens on GIC0 */ - writel_relaxed(map << 16 | irq, gic_data[0].dist_base + GIC_DIST_SOFTINT); + writel_relaxed(map << 16 | irq, gic_data_dist_base(&gic_data[0]) + GIC_DIST_SOFTINT); } #endif @@ -656,6 +769,7 @@ int __init gic_of_init(struct device_node *node, struct device_node *parent) { void __iomem *cpu_base; void __iomem *dist_base; + u32 percpu_offset; int irq; struct irq_domain *domain = &gic_data[gic_cnt].domain; @@ -668,9 +782,12 @@ int __init gic_of_init(struct device_node *node, struct device_node *parent) cpu_base = of_iomap(node, 1); WARN(!cpu_base, "unable to map gic cpu registers\n"); + if (of_property_read_u32(node, "cpu-offset", &percpu_offset)) + percpu_offset = 0; + domain->of_node = of_node_get(node); - gic_init(gic_cnt, -1, dist_base, cpu_base); + gic_init_bases(gic_cnt, -1, dist_base, cpu_base, percpu_offset); if (parent) { irq = irq_of_parse_and_map(node, 0); diff --git a/arch/arm/common/vic.c b/arch/arm/common/vic.c index 01f18a421b17..6ed41ec2bbf5 100644 --- a/arch/arm/common/vic.c +++ b/arch/arm/common/vic.c @@ -19,17 +19,22 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ +#include <linux/export.h> #include <linux/init.h> #include <linux/list.h> #include <linux/io.h> +#include <linux/irqdomain.h> +#include <linux/of.h> +#include <linux/of_address.h> +#include <linux/of_irq.h> #include <linux/syscore_ops.h> #include <linux/device.h> #include <linux/amba/bus.h> +#include <asm/exception.h> #include <asm/mach/irq.h> #include <asm/hardware/vic.h> -#ifdef CONFIG_PM /** * struct vic_device - VIC PM device * @irq: The IRQ number for the base of the VIC. @@ -40,6 +45,7 @@ * @int_enable: Save for VIC_INT_ENABLE. * @soft_int: Save for VIC_INT_SOFT. * @protect: Save for VIC_PROTECT. + * @domain: The IRQ domain for the VIC. */ struct vic_device { void __iomem *base; @@ -50,13 +56,13 @@ struct vic_device { u32 int_enable; u32 soft_int; u32 protect; + struct irq_domain domain; }; /* we cannot allocate memory when VICs are initially registered */ static struct vic_device vic_devices[CONFIG_ARM_VIC_NR]; static int vic_id; -#endif /* CONFIG_PM */ /** * vic_init2 - common initialisation code @@ -156,39 +162,50 @@ static int __init vic_pm_init(void) return 0; } late_initcall(vic_pm_init); +#endif /* CONFIG_PM */ /** - * vic_pm_register - Register a VIC for later power management control + * vic_register() - Register a VIC. * @base: The base address of the VIC. * @irq: The base IRQ for the VIC. * @resume_sources: bitmask of interrupts allowed for resume sources. + * @node: The device tree node associated with the VIC. * * Register the VIC with the system device tree so that it can be notified * of suspend and resume requests and ensure that the correct actions are * taken to re-instate the settings on resume. + * + * This also configures the IRQ domain for the VIC. */ -static void __init vic_pm_register(void __iomem *base, unsigned int irq, u32 resume_sources) +static void __init vic_register(void __iomem *base, unsigned int irq, + u32 resume_sources, struct device_node *node) { struct vic_device *v; - if (vic_id >= ARRAY_SIZE(vic_devices)) + if (vic_id >= ARRAY_SIZE(vic_devices)) { printk(KERN_ERR "%s: too few VICs, increase CONFIG_ARM_VIC_NR\n", __func__); - else { - v = &vic_devices[vic_id]; - v->base = base; - v->resume_sources = resume_sources; - v->irq = irq; - vic_id++; + return; } + + v = &vic_devices[vic_id]; + v->base = base; + v->resume_sources = resume_sources; + v->irq = irq; + vic_id++; + + v->domain.irq_base = irq; + v->domain.nr_irq = 32; +#ifdef CONFIG_OF_IRQ + v->domain.of_node = of_node_get(node); + v->domain.ops = &irq_domain_simple_ops; +#endif /* CONFIG_OF */ + irq_domain_add(&v->domain); } -#else -static inline void vic_pm_register(void __iomem *base, unsigned int irq, u32 arg1) { } -#endif /* CONFIG_PM */ static void vic_ack_irq(struct irq_data *d) { void __iomem *base = irq_data_get_irq_chip_data(d); - unsigned int irq = d->irq & 31; + unsigned int irq = d->hwirq; writel(1 << irq, base + VIC_INT_ENABLE_CLEAR); /* moreover, clear the soft-triggered, in case it was the reason */ writel(1 << irq, base + VIC_INT_SOFT_CLEAR); @@ -197,14 +214,14 @@ static void vic_ack_irq(struct irq_data *d) static void vic_mask_irq(struct irq_data *d) { void __iomem *base = irq_data_get_irq_chip_data(d); - unsigned int irq = d->irq & 31; + unsigned int irq = d->hwirq; writel(1 << irq, base + VIC_INT_ENABLE_CLEAR); } static void vic_unmask_irq(struct irq_data *d) { void __iomem *base = irq_data_get_irq_chip_data(d); - unsigned int irq = d->irq & 31; + unsigned int irq = d->hwirq; writel(1 << irq, base + VIC_INT_ENABLE); } @@ -226,7 +243,7 @@ static struct vic_device *vic_from_irq(unsigned int irq) static int vic_set_wake(struct irq_data *d, unsigned int on) { struct vic_device *v = vic_from_irq(d->irq); - unsigned int off = d->irq & 31; + unsigned int off = d->hwirq; u32 bit = 1 << off; if (!v) @@ -330,15 +347,9 @@ static void __init vic_init_st(void __iomem *base, unsigned int irq_start, vic_set_irq_sources(base, irq_start, vic_sources); } -/** - * vic_init - initialise a vectored interrupt controller - * @base: iomem base address - * @irq_start: starting interrupt number, must be muliple of 32 - * @vic_sources: bitmask of interrupt sources to allow - * @resume_sources: bitmask of interrupt sources to allow for resume - */ -void __init vic_init(void __iomem *base, unsigned int irq_start, - u32 vic_sources, u32 resume_sources) +static void __init __vic_init(void __iomem *base, unsigned int irq_start, + u32 vic_sources, u32 resume_sources, + struct device_node *node) { unsigned int i; u32 cellid = 0; @@ -375,5 +386,81 @@ void __init vic_init(void __iomem *base, unsigned int irq_start, vic_set_irq_sources(base, irq_start, vic_sources); - vic_pm_register(base, irq_start, resume_sources); + vic_register(base, irq_start, resume_sources, node); +} + +/** + * vic_init() - initialise a vectored interrupt controller + * @base: iomem base address + * @irq_start: starting interrupt number, must be muliple of 32 + * @vic_sources: bitmask of interrupt sources to allow + * @resume_sources: bitmask of interrupt sources to allow for resume + */ +void __init vic_init(void __iomem *base, unsigned int irq_start, + u32 vic_sources, u32 resume_sources) +{ + __vic_init(base, irq_start, vic_sources, resume_sources, NULL); +} + +#ifdef CONFIG_OF +int __init vic_of_init(struct device_node *node, struct device_node *parent) +{ + void __iomem *regs; + int irq_base; + + if (WARN(parent, "non-root VICs are not supported")) + return -EINVAL; + + regs = of_iomap(node, 0); + if (WARN_ON(!regs)) + return -EIO; + + irq_base = irq_alloc_descs(-1, 0, 32, numa_node_id()); + if (WARN_ON(irq_base < 0)) + goto out_unmap; + + __vic_init(regs, irq_base, ~0, ~0, node); + + return 0; + + out_unmap: + iounmap(regs); + + return -EIO; +} +#endif /* CONFIG OF */ + +/* + * Handle each interrupt in a single VIC. Returns non-zero if we've + * handled at least one interrupt. This does a single read of the + * status register and handles all interrupts in order from LSB first. + */ +static int handle_one_vic(struct vic_device *vic, struct pt_regs *regs) +{ + u32 stat, irq; + int handled = 0; + + stat = readl_relaxed(vic->base + VIC_IRQ_STATUS); + while (stat) { + irq = ffs(stat) - 1; + handle_IRQ(irq_domain_to_irq(&vic->domain, irq), regs); + stat &= ~(1 << irq); + handled = 1; + } + + return handled; +} + +/* + * Keep iterating over all registered VIC's until there are no pending + * interrupts. + */ +asmlinkage void __exception_irq_entry vic_handle_irq(struct pt_regs *regs) +{ + int i, handled; + + do { + for (i = 0, handled = 0; i < vic_id; ++i) + handled |= handle_one_vic(&vic_devices[i], regs); + } while (handled); } diff --git a/arch/arm/include/asm/cti.h b/arch/arm/include/asm/cti.h new file mode 100644 index 000000000000..a0ada3ea4358 --- /dev/null +++ b/arch/arm/include/asm/cti.h @@ -0,0 +1,179 @@ +#ifndef __ASMARM_CTI_H +#define __ASMARM_CTI_H + +#include <asm/io.h> + +/* The registers' definition is from section 3.2 of + * Embedded Cross Trigger Revision: r0p0 + */ +#define CTICONTROL 0x000 +#define CTISTATUS 0x004 +#define CTILOCK 0x008 +#define CTIPROTECTION 0x00C +#define CTIINTACK 0x010 +#define CTIAPPSET 0x014 +#define CTIAPPCLEAR 0x018 +#define CTIAPPPULSE 0x01c +#define CTIINEN 0x020 +#define CTIOUTEN 0x0A0 +#define CTITRIGINSTATUS 0x130 +#define CTITRIGOUTSTATUS 0x134 +#define CTICHINSTATUS 0x138 +#define CTICHOUTSTATUS 0x13c +#define CTIPERIPHID0 0xFE0 +#define CTIPERIPHID1 0xFE4 +#define CTIPERIPHID2 0xFE8 +#define CTIPERIPHID3 0xFEC +#define CTIPCELLID0 0xFF0 +#define CTIPCELLID1 0xFF4 +#define CTIPCELLID2 0xFF8 +#define CTIPCELLID3 0xFFC + +/* The below are from section 3.6.4 of + * CoreSight v1.0 Architecture Specification + */ +#define LOCKACCESS 0xFB0 +#define LOCKSTATUS 0xFB4 + +/* write this value to LOCKACCESS will unlock the module, and + * other value will lock the module + */ +#define LOCKCODE 0xC5ACCE55 + +/** + * struct cti - cross trigger interface struct + * @base: mapped virtual address for the cti base + * @irq: irq number for the cti + * @trig_out_for_irq: triger out number which will cause + * the @irq happen + * + * cti struct used to operate cti registers. + */ +struct cti { + void __iomem *base; + int irq; + int trig_out_for_irq; +}; + +/** + * cti_init - initialize the cti instance + * @cti: cti instance + * @base: mapped virtual address for the cti base + * @irq: irq number for the cti + * @trig_out: triger out number which will cause + * the @irq happen + * + * called by machine code to pass the board dependent + * @base, @irq and @trig_out to cti. + */ +static inline void cti_init(struct cti *cti, + void __iomem *base, int irq, int trig_out) +{ + cti->base = base; + cti->irq = irq; + cti->trig_out_for_irq = trig_out; +} + +/** + * cti_map_trigger - use the @chan to map @trig_in to @trig_out + * @cti: cti instance + * @trig_in: trigger in number + * @trig_out: trigger out number + * @channel: channel number + * + * This function maps one trigger in of @trig_in to one trigger + * out of @trig_out using the channel @chan. + */ +static inline void cti_map_trigger(struct cti *cti, + int trig_in, int trig_out, int chan) +{ + void __iomem *base = cti->base; + unsigned long val; + + val = __raw_readl(base + CTIINEN + trig_in * 4); + val |= BIT(chan); + __raw_writel(val, base + CTIINEN + trig_in * 4); + + val = __raw_readl(base + CTIOUTEN + trig_out * 4); + val |= BIT(chan); + __raw_writel(val, base + CTIOUTEN + trig_out * 4); +} + +/** + * cti_enable - enable the cti module + * @cti: cti instance + * + * enable the cti module + */ +static inline void cti_enable(struct cti *cti) +{ + __raw_writel(0x1, cti->base + CTICONTROL); +} + +/** + * cti_disable - disable the cti module + * @cti: cti instance + * + * enable the cti module + */ +static inline void cti_disable(struct cti *cti) +{ + __raw_writel(0, cti->base + CTICONTROL); +} + +/** + * cti_irq_ack - clear the cti irq + * @cti: cti instance + * + * clear the cti irq + */ +static inline void cti_irq_ack(struct cti *cti) +{ + void __iomem *base = cti->base; + unsigned long val; + + val = __raw_readl(base + CTIINTACK); + val |= BIT(cti->trig_out_for_irq); + __raw_writel(val, base + CTIINTACK); +} + +/** + * cti_unlock - unlock cti module + * @cti: cti instance + * + * unlock the cti module, or else any writes to the cti + * module is not allowed. + */ +static inline void cti_unlock(struct cti *cti) +{ + void __iomem *base = cti->base; + unsigned long val; + + val = __raw_readl(base + LOCKSTATUS); + + if (val & 1) { + val = LOCKCODE; + __raw_writel(val, base + LOCKACCESS); + } +} + +/** + * cti_lock - lock cti module + * @cti: cti instance + * + * lock the cti module, so any writes to the cti + * module will be not allowed. + */ +static inline void cti_lock(struct cti *cti) +{ + void __iomem *base = cti->base; + unsigned long val; + + val = __raw_readl(base + LOCKSTATUS); + + if (!(val & 1)) { + val = ~LOCKCODE; + __raw_writel(val, base + LOCKACCESS); + } +} +#endif diff --git a/arch/arm/include/asm/entry-macro-vic2.S b/arch/arm/include/asm/entry-macro-vic2.S deleted file mode 100644 index 3ceb85e43850..000000000000 --- a/arch/arm/include/asm/entry-macro-vic2.S +++ /dev/null @@ -1,57 +0,0 @@ -/* arch/arm/include/asm/entry-macro-vic2.S - * - * Originally arch/arm/mach-s3c6400/include/mach/entry-macro.S - * - * Copyright 2008 Openmoko, Inc. - * Copyright 2008 Simtec Electronics - * http://armlinux.simtec.co.uk/ - * Ben Dooks <ben@simtec.co.uk> - * - * Low-level IRQ helper macros for a device with two VICs - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. -*/ - -/* This should be included from <mach/entry-macro.S> with the necessary - * defines for virtual addresses and IRQ bases for the two vics. - * - * The code needs the following defined: - * IRQ_VIC0_BASE IRQ number of VIC0's first IRQ - * IRQ_VIC1_BASE IRQ number of VIC1's first IRQ - * VA_VIC0 Virtual address of VIC0 - * VA_VIC1 Virtual address of VIC1 - * - * Note, code assumes VIC0's virtual address is an ARM immediate constant - * away from VIC1. -*/ - -#include <asm/hardware/vic.h> - - .macro disable_fiq - .endm - - .macro get_irqnr_preamble, base, tmp - ldr \base, =VA_VIC0 - .endm - - .macro arch_ret_to_user, tmp1, tmp2 - .endm - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - - @ check the vic0 - mov \irqnr, #IRQ_VIC0_BASE + 31 - ldr \irqstat, [ \base, # VIC_IRQ_STATUS ] - teq \irqstat, #0 - - @ otherwise try vic1 - addeq \tmp, \base, #(VA_VIC1 - VA_VIC0) - addeq \irqnr, \irqnr, #(IRQ_VIC1_BASE - IRQ_VIC0_BASE) - ldreq \irqstat, [ \tmp, # VIC_IRQ_STATUS ] - teqeq \irqstat, #0 - - clzne \irqstat, \irqstat - subne \irqnr, \irqnr, \irqstat - .endm diff --git a/arch/arm/include/asm/hardware/entry-macro-gic.S b/arch/arm/include/asm/hardware/entry-macro-gic.S deleted file mode 100644 index 74ebc803904d..000000000000 --- a/arch/arm/include/asm/hardware/entry-macro-gic.S +++ /dev/null @@ -1,60 +0,0 @@ -/* - * arch/arm/include/asm/hardware/entry-macro-gic.S - * - * Low-level IRQ helper macros for GIC - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <asm/hardware/gic.h> - -#ifndef HAVE_GET_IRQNR_PREAMBLE - .macro get_irqnr_preamble, base, tmp - ldr \base, =gic_cpu_base_addr - ldr \base, [\base] - .endm -#endif - -/* - * The interrupt numbering scheme is defined in the - * interrupt controller spec. To wit: - * - * Interrupts 0-15 are IPI - * 16-31 are local. We allow 30 to be used for the watchdog. - * 32-1020 are global - * 1021-1022 are reserved - * 1023 is "spurious" (no interrupt) - * - * A simple read from the controller will tell us the number of the highest - * priority enabled interrupt. We then just need to check whether it is in the - * valid range for an IRQ (30-1020 inclusive). - */ - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - - ldr \irqstat, [\base, #GIC_CPU_INTACK] - /* bits 12-10 = src CPU, 9-0 = int # */ - - ldr \tmp, =1021 - bic \irqnr, \irqstat, #0x1c00 - cmp \irqnr, #15 - cmpcc \irqnr, \irqnr - cmpne \irqnr, \tmp - cmpcs \irqnr, \irqnr - .endm - -/* We assume that irqstat (the raw value of the IRQ acknowledge - * register) is preserved from the macro above. - * If there is an IPI, we immediately signal end of interrupt on the - * controller, since this requires the original irqstat value which - * we won't easily be able to recreate later. - */ - - .macro test_for_ipi, irqnr, irqstat, base, tmp - bic \irqnr, \irqstat, #0x1c00 - cmp \irqnr, #16 - strcc \irqstat, [\base, #GIC_CPU_EOI] - cmpcs \irqnr, \irqnr - .endm diff --git a/arch/arm/include/asm/hardware/gic.h b/arch/arm/include/asm/hardware/gic.h index 3e91f22046f5..4bdfe0018696 100644 --- a/arch/arm/include/asm/hardware/gic.h +++ b/arch/arm/include/asm/hardware/gic.h @@ -36,30 +36,22 @@ #include <linux/irqdomain.h> struct device_node; -extern void __iomem *gic_cpu_base_addr; extern struct irq_chip gic_arch_extn; -void gic_init(unsigned int, int, void __iomem *, void __iomem *); +void gic_init_bases(unsigned int, int, void __iomem *, void __iomem *, + u32 offset); int gic_of_init(struct device_node *node, struct device_node *parent); void gic_secondary_init(unsigned int); +void gic_handle_irq(struct pt_regs *regs); void gic_cascade_irq(unsigned int gic_nr, unsigned int irq); void gic_raise_softirq(const struct cpumask *mask, unsigned int irq); -struct gic_chip_data { - void __iomem *dist_base; - void __iomem *cpu_base; -#ifdef CONFIG_CPU_PM - u32 saved_spi_enable[DIV_ROUND_UP(1020, 32)]; - u32 saved_spi_conf[DIV_ROUND_UP(1020, 16)]; - u32 saved_spi_target[DIV_ROUND_UP(1020, 4)]; - u32 __percpu *saved_ppi_enable; - u32 __percpu *saved_ppi_conf; -#endif -#ifdef CONFIG_IRQ_DOMAIN - struct irq_domain domain; -#endif - unsigned int gic_irqs; -}; +static inline void gic_init(unsigned int nr, int start, + void __iomem *dist , void __iomem *cpu) +{ + gic_init_bases(nr, start, dist, cpu, 0); +} + #endif #endif diff --git a/arch/arm/include/asm/hardware/vic.h b/arch/arm/include/asm/hardware/vic.h index 5d72550a8097..f42ebd619590 100644 --- a/arch/arm/include/asm/hardware/vic.h +++ b/arch/arm/include/asm/hardware/vic.h @@ -41,7 +41,15 @@ #define VIC_PL192_VECT_ADDR 0xF00 #ifndef __ASSEMBLY__ +#include <linux/compiler.h> +#include <linux/types.h> + +struct device_node; +struct pt_regs; + void vic_init(void __iomem *base, unsigned int irq_start, u32 vic_sources, u32 resume_sources); -#endif +int vic_of_init(struct device_node *node, struct device_node *parent); +void vic_handle_irq(struct pt_regs *regs); +#endif /* __ASSEMBLY__ */ #endif diff --git a/arch/arm/include/asm/mach/arch.h b/arch/arm/include/asm/mach/arch.h index 2b0efc3104ac..bcb0c883e21e 100644 --- a/arch/arm/include/asm/mach/arch.h +++ b/arch/arm/include/asm/mach/arch.h @@ -31,10 +31,10 @@ struct machine_desc { unsigned int video_start; /* start of video RAM */ unsigned int video_end; /* end of video RAM */ - unsigned int reserve_lp0 :1; /* never has lp0 */ - unsigned int reserve_lp1 :1; /* never has lp1 */ - unsigned int reserve_lp2 :1; /* never has lp2 */ - unsigned int soft_reboot :1; /* soft reboot */ + unsigned char reserve_lp0 :1; /* never has lp0 */ + unsigned char reserve_lp1 :1; /* never has lp1 */ + unsigned char reserve_lp2 :1; /* never has lp2 */ + char restart_mode; /* default restart mode */ void (*fixup)(struct tag *, char **, struct meminfo *); void (*reserve)(void);/* reserve mem blocks */ @@ -46,6 +46,7 @@ struct machine_desc { #ifdef CONFIG_MULTI_IRQ_HANDLER void (*handle_irq)(struct pt_regs *); #endif + void (*restart)(char, const char *); }; /* diff --git a/arch/arm/include/asm/perf_event.h b/arch/arm/include/asm/perf_event.h index 0f8e3827a89b..99cfe3607989 100644 --- a/arch/arm/include/asm/perf_event.h +++ b/arch/arm/include/asm/perf_event.h @@ -32,7 +32,4 @@ enum arm_perf_pmu_ids { extern enum arm_perf_pmu_ids armpmu_get_pmu_id(void); -extern int -armpmu_get_max_events(void); - #endif /* __ARM_PERF_EVENT_H__ */ diff --git a/arch/arm/include/asm/pgtable.h b/arch/arm/include/asm/pgtable.h index 9451dce3a553..bcae9b81a6d0 100644 --- a/arch/arm/include/asm/pgtable.h +++ b/arch/arm/include/asm/pgtable.h @@ -21,7 +21,6 @@ #else #include <asm/memory.h> -#include <mach/vmalloc.h> #include <asm/pgtable-hwdef.h> #include <asm/pgtable-2level.h> @@ -33,14 +32,16 @@ * any out-of-bounds memory accesses will hopefully be caught. * The vmalloc() routines leaves a hole of 4kB between each vmalloced * area for the same reason. ;) - * - * Note that platforms may override VMALLOC_START, but they must provide - * VMALLOC_END. VMALLOC_END defines the (exclusive) limit of this space, - * which may not overlap IO space. */ -#ifndef VMALLOC_START #define VMALLOC_OFFSET (8*1024*1024) #define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) +#define VMALLOC_END 0xff000000UL + +/* This is a temporary hack until shmobile's DMA area size is sorted out */ +#ifdef CONFIG_ARCH_SHMOBILE +#warning "SH-Mobile's consistent DMA size conflicts with VMALLOC_END by 144MB" +#undef VMALLOC_END +#define VMALLOC_END 0xF6000000UL #endif #define LIBRARY_TEXT_START 0x0c000000 diff --git a/arch/arm/include/asm/pmu.h b/arch/arm/include/asm/pmu.h index 0bda22c094a6..b5a5be2536c1 100644 --- a/arch/arm/include/asm/pmu.h +++ b/arch/arm/include/asm/pmu.h @@ -27,13 +27,22 @@ enum arm_pmu_type { /* * struct arm_pmu_platdata - ARM PMU platform data * - * @handle_irq: an optional handler which will be called from the interrupt and - * passed the address of the low level handler, and can be used to implement - * any platform specific handling before or after calling it. + * @handle_irq: an optional handler which will be called from the + * interrupt and passed the address of the low level handler, + * and can be used to implement any platform specific handling + * before or after calling it. + * @enable_irq: an optional handler which will be called after + * request_irq and be used to handle some platform specific + * irq enablement + * @disable_irq: an optional handler which will be called before + * free_irq and be used to handle some platform specific + * irq disablement */ struct arm_pmu_platdata { irqreturn_t (*handle_irq)(int irq, void *dev, irq_handler_t pmu_handler); + void (*enable_irq)(int irq); + void (*disable_irq)(int irq); }; #ifdef CONFIG_CPU_HAS_PMU diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h index 984014b92647..fe7de7571bac 100644 --- a/arch/arm/include/asm/system.h +++ b/arch/arm/include/asm/system.h @@ -101,6 +101,7 @@ extern int __pure cpu_architecture(void); extern void cpu_init(void); void arm_machine_restart(char mode, const char *cmd); +void soft_restart(unsigned long); extern void (*arm_pm_restart)(char str, const char *cmd); #define UDBG_UNDEFINED (1 << 0) diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S index b145f16c91bc..3a456c6c7005 100644 --- a/arch/arm/kernel/entry-armv.S +++ b/arch/arm/kernel/entry-armv.S @@ -36,12 +36,11 @@ #ifdef CONFIG_MULTI_IRQ_HANDLER ldr r1, =handle_arch_irq mov r0, sp - ldr r1, [r1] adr lr, BSYM(9997f) - teq r1, #0 - movne pc, r1 -#endif + ldr pc, [r1] +#else arch_irq_handler_default +#endif 9997: .endm diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c index e59bbd496c39..29620b632ed9 100644 --- a/arch/arm/kernel/machine_kexec.c +++ b/arch/arm/kernel/machine_kexec.c @@ -16,7 +16,7 @@ extern const unsigned char relocate_new_kernel[]; extern const unsigned int relocate_new_kernel_size; -extern void setup_mm_for_reboot(char mode); +extern void setup_mm_for_reboot(void); extern unsigned long kexec_start_address; extern unsigned long kexec_indirection_page; @@ -113,7 +113,7 @@ void machine_kexec(struct kimage *image) kexec_reinit(); local_irq_disable(); local_fiq_disable(); - setup_mm_for_reboot(0); /* mode is not used, so just pass 0*/ + setup_mm_for_reboot(); flush_cache_all(); outer_flush_all(); outer_disable(); diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c index c475379199b1..172101ac97de 100644 --- a/arch/arm/kernel/perf_event.c +++ b/arch/arm/kernel/perf_event.c @@ -59,8 +59,7 @@ armpmu_get_pmu_id(void) } EXPORT_SYMBOL_GPL(armpmu_get_pmu_id); -int -armpmu_get_max_events(void) +int perf_num_counters(void) { int max_events = 0; @@ -69,12 +68,6 @@ armpmu_get_max_events(void) return max_events; } -EXPORT_SYMBOL_GPL(armpmu_get_max_events); - -int perf_num_counters(void) -{ - return armpmu_get_max_events(); -} EXPORT_SYMBOL_GPL(perf_num_counters); #define HW_OP_UNSUPPORTED 0xFFFF @@ -380,6 +373,8 @@ armpmu_release_hardware(struct arm_pmu *armpmu) { int i, irq, irqs; struct platform_device *pmu_device = armpmu->plat_device; + struct arm_pmu_platdata *plat = + dev_get_platdata(&pmu_device->dev); irqs = min(pmu_device->num_resources, num_possible_cpus()); @@ -387,8 +382,11 @@ armpmu_release_hardware(struct arm_pmu *armpmu) if (!cpumask_test_and_clear_cpu(i, &armpmu->active_irqs)) continue; irq = platform_get_irq(pmu_device, i); - if (irq >= 0) + if (irq >= 0) { + if (plat && plat->disable_irq) + plat->disable_irq(irq); free_irq(irq, armpmu); + } } release_pmu(armpmu->type); @@ -448,7 +446,8 @@ armpmu_reserve_hardware(struct arm_pmu *armpmu) irq); armpmu_release_hardware(armpmu); return err; - } + } else if (plat && plat->enable_irq) + plat->enable_irq(irq); cpumask_set_cpu(i, &armpmu->active_irqs); } diff --git a/arch/arm/kernel/perf_event_v6.c b/arch/arm/kernel/perf_event_v6.c index e63d8115c01b..533be9930ec2 100644 --- a/arch/arm/kernel/perf_event_v6.c +++ b/arch/arm/kernel/perf_event_v6.c @@ -65,13 +65,15 @@ enum armv6_counters { * accesses/misses in hardware. */ static const unsigned armv6_perf_map[PERF_COUNT_HW_MAX] = { - [PERF_COUNT_HW_CPU_CYCLES] = ARMV6_PERFCTR_CPU_CYCLES, - [PERF_COUNT_HW_INSTRUCTIONS] = ARMV6_PERFCTR_INSTR_EXEC, - [PERF_COUNT_HW_CACHE_REFERENCES] = HW_OP_UNSUPPORTED, - [PERF_COUNT_HW_CACHE_MISSES] = HW_OP_UNSUPPORTED, - [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = ARMV6_PERFCTR_BR_EXEC, - [PERF_COUNT_HW_BRANCH_MISSES] = ARMV6_PERFCTR_BR_MISPREDICT, - [PERF_COUNT_HW_BUS_CYCLES] = HW_OP_UNSUPPORTED, + [PERF_COUNT_HW_CPU_CYCLES] = ARMV6_PERFCTR_CPU_CYCLES, + [PERF_COUNT_HW_INSTRUCTIONS] = ARMV6_PERFCTR_INSTR_EXEC, + [PERF_COUNT_HW_CACHE_REFERENCES] = HW_OP_UNSUPPORTED, + [PERF_COUNT_HW_CACHE_MISSES] = HW_OP_UNSUPPORTED, + [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = ARMV6_PERFCTR_BR_EXEC, + [PERF_COUNT_HW_BRANCH_MISSES] = ARMV6_PERFCTR_BR_MISPREDICT, + [PERF_COUNT_HW_BUS_CYCLES] = HW_OP_UNSUPPORTED, + [PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = ARMV6_PERFCTR_IBUF_STALL, + [PERF_COUNT_HW_STALLED_CYCLES_BACKEND] = ARMV6_PERFCTR_LSU_FULL_STALL, }; static const unsigned armv6_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] @@ -218,13 +220,15 @@ enum armv6mpcore_perf_types { * accesses/misses in hardware. */ static const unsigned armv6mpcore_perf_map[PERF_COUNT_HW_MAX] = { - [PERF_COUNT_HW_CPU_CYCLES] = ARMV6MPCORE_PERFCTR_CPU_CYCLES, - [PERF_COUNT_HW_INSTRUCTIONS] = ARMV6MPCORE_PERFCTR_INSTR_EXEC, - [PERF_COUNT_HW_CACHE_REFERENCES] = HW_OP_UNSUPPORTED, - [PERF_COUNT_HW_CACHE_MISSES] = HW_OP_UNSUPPORTED, - [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = ARMV6MPCORE_PERFCTR_BR_EXEC, - [PERF_COUNT_HW_BRANCH_MISSES] = ARMV6MPCORE_PERFCTR_BR_MISPREDICT, - [PERF_COUNT_HW_BUS_CYCLES] = HW_OP_UNSUPPORTED, + [PERF_COUNT_HW_CPU_CYCLES] = ARMV6MPCORE_PERFCTR_CPU_CYCLES, + [PERF_COUNT_HW_INSTRUCTIONS] = ARMV6MPCORE_PERFCTR_INSTR_EXEC, + [PERF_COUNT_HW_CACHE_REFERENCES] = HW_OP_UNSUPPORTED, + [PERF_COUNT_HW_CACHE_MISSES] = HW_OP_UNSUPPORTED, + [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = ARMV6MPCORE_PERFCTR_BR_EXEC, + [PERF_COUNT_HW_BRANCH_MISSES] = ARMV6MPCORE_PERFCTR_BR_MISPREDICT, + [PERF_COUNT_HW_BUS_CYCLES] = HW_OP_UNSUPPORTED, + [PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = ARMV6MPCORE_PERFCTR_IBUF_STALL, + [PERF_COUNT_HW_STALLED_CYCLES_BACKEND] = ARMV6MPCORE_PERFCTR_LSU_FULL_STALL, }; static const unsigned armv6mpcore_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] diff --git a/arch/arm/kernel/perf_event_v7.c b/arch/arm/kernel/perf_event_v7.c index 1ef6d0034b85..460bbbb6b885 100644 --- a/arch/arm/kernel/perf_event_v7.c +++ b/arch/arm/kernel/perf_event_v7.c @@ -28,165 +28,87 @@ static struct arm_pmu armv7pmu; * they are not available. */ enum armv7_perf_types { - ARMV7_PERFCTR_PMNC_SW_INCR = 0x00, - ARMV7_PERFCTR_IFETCH_MISS = 0x01, - ARMV7_PERFCTR_ITLB_MISS = 0x02, - ARMV7_PERFCTR_DCACHE_REFILL = 0x03, /* L1 */ - ARMV7_PERFCTR_DCACHE_ACCESS = 0x04, /* L1 */ - ARMV7_PERFCTR_DTLB_REFILL = 0x05, - ARMV7_PERFCTR_DREAD = 0x06, - ARMV7_PERFCTR_DWRITE = 0x07, - ARMV7_PERFCTR_INSTR_EXECUTED = 0x08, - ARMV7_PERFCTR_EXC_TAKEN = 0x09, - ARMV7_PERFCTR_EXC_EXECUTED = 0x0A, - ARMV7_PERFCTR_CID_WRITE = 0x0B, - /* ARMV7_PERFCTR_PC_WRITE is equivalent to HW_BRANCH_INSTRUCTIONS. + ARMV7_PERFCTR_PMNC_SW_INCR = 0x00, + ARMV7_PERFCTR_L1_ICACHE_REFILL = 0x01, + ARMV7_PERFCTR_ITLB_REFILL = 0x02, + ARMV7_PERFCTR_L1_DCACHE_REFILL = 0x03, + ARMV7_PERFCTR_L1_DCACHE_ACCESS = 0x04, + ARMV7_PERFCTR_DTLB_REFILL = 0x05, + ARMV7_PERFCTR_MEM_READ = 0x06, + ARMV7_PERFCTR_MEM_WRITE = 0x07, + ARMV7_PERFCTR_INSTR_EXECUTED = 0x08, + ARMV7_PERFCTR_EXC_TAKEN = 0x09, + ARMV7_PERFCTR_EXC_EXECUTED = 0x0A, + ARMV7_PERFCTR_CID_WRITE = 0x0B, + + /* + * ARMV7_PERFCTR_PC_WRITE is equivalent to HW_BRANCH_INSTRUCTIONS. * It counts: - * - all branch instructions, + * - all (taken) branch instructions, * - instructions that explicitly write the PC, * - exception generating instructions. */ - ARMV7_PERFCTR_PC_WRITE = 0x0C, - ARMV7_PERFCTR_PC_IMM_BRANCH = 0x0D, - ARMV7_PERFCTR_PC_PROC_RETURN = 0x0E, - ARMV7_PERFCTR_UNALIGNED_ACCESS = 0x0F, + ARMV7_PERFCTR_PC_WRITE = 0x0C, + ARMV7_PERFCTR_PC_IMM_BRANCH = 0x0D, + ARMV7_PERFCTR_PC_PROC_RETURN = 0x0E, + ARMV7_PERFCTR_MEM_UNALIGNED_ACCESS = 0x0F, + ARMV7_PERFCTR_PC_BRANCH_MIS_PRED = 0x10, + ARMV7_PERFCTR_CLOCK_CYCLES = 0x11, + ARMV7_PERFCTR_PC_BRANCH_PRED = 0x12, /* These events are defined by the PMUv2 supplement (ARM DDI 0457A). */ - ARMV7_PERFCTR_PC_BRANCH_MIS_PRED = 0x10, - ARMV7_PERFCTR_CLOCK_CYCLES = 0x11, - ARMV7_PERFCTR_PC_BRANCH_PRED = 0x12, - ARMV7_PERFCTR_MEM_ACCESS = 0x13, - ARMV7_PERFCTR_L1_ICACHE_ACCESS = 0x14, - ARMV7_PERFCTR_L1_DCACHE_WB = 0x15, - ARMV7_PERFCTR_L2_DCACHE_ACCESS = 0x16, - ARMV7_PERFCTR_L2_DCACHE_REFILL = 0x17, - ARMV7_PERFCTR_L2_DCACHE_WB = 0x18, - ARMV7_PERFCTR_BUS_ACCESS = 0x19, - ARMV7_PERFCTR_MEMORY_ERROR = 0x1A, - ARMV7_PERFCTR_INSTR_SPEC = 0x1B, - ARMV7_PERFCTR_TTBR_WRITE = 0x1C, - ARMV7_PERFCTR_BUS_CYCLES = 0x1D, - - ARMV7_PERFCTR_CPU_CYCLES = 0xFF + ARMV7_PERFCTR_MEM_ACCESS = 0x13, + ARMV7_PERFCTR_L1_ICACHE_ACCESS = 0x14, + ARMV7_PERFCTR_L1_DCACHE_WB = 0x15, + ARMV7_PERFCTR_L2_CACHE_ACCESS = 0x16, + ARMV7_PERFCTR_L2_CACHE_REFILL = 0x17, + ARMV7_PERFCTR_L2_CACHE_WB = 0x18, + ARMV7_PERFCTR_BUS_ACCESS = 0x19, + ARMV7_PERFCTR_MEM_ERROR = 0x1A, + ARMV7_PERFCTR_INSTR_SPEC = 0x1B, + ARMV7_PERFCTR_TTBR_WRITE = 0x1C, + ARMV7_PERFCTR_BUS_CYCLES = 0x1D, + + ARMV7_PERFCTR_CPU_CYCLES = 0xFF }; /* ARMv7 Cortex-A8 specific event types */ enum armv7_a8_perf_types { - ARMV7_PERFCTR_WRITE_BUFFER_FULL = 0x40, - ARMV7_PERFCTR_L2_STORE_MERGED = 0x41, - ARMV7_PERFCTR_L2_STORE_BUFF = 0x42, - ARMV7_PERFCTR_L2_ACCESS = 0x43, - ARMV7_PERFCTR_L2_CACH_MISS = 0x44, - ARMV7_PERFCTR_AXI_READ_CYCLES = 0x45, - ARMV7_PERFCTR_AXI_WRITE_CYCLES = 0x46, - ARMV7_PERFCTR_MEMORY_REPLAY = 0x47, - ARMV7_PERFCTR_UNALIGNED_ACCESS_REPLAY = 0x48, - ARMV7_PERFCTR_L1_DATA_MISS = 0x49, - ARMV7_PERFCTR_L1_INST_MISS = 0x4A, - ARMV7_PERFCTR_L1_DATA_COLORING = 0x4B, - ARMV7_PERFCTR_L1_NEON_DATA = 0x4C, - ARMV7_PERFCTR_L1_NEON_CACH_DATA = 0x4D, - ARMV7_PERFCTR_L2_NEON = 0x4E, - ARMV7_PERFCTR_L2_NEON_HIT = 0x4F, - ARMV7_PERFCTR_L1_INST = 0x50, - ARMV7_PERFCTR_PC_RETURN_MIS_PRED = 0x51, - ARMV7_PERFCTR_PC_BRANCH_FAILED = 0x52, - ARMV7_PERFCTR_PC_BRANCH_TAKEN = 0x53, - ARMV7_PERFCTR_PC_BRANCH_EXECUTED = 0x54, - ARMV7_PERFCTR_OP_EXECUTED = 0x55, - ARMV7_PERFCTR_CYCLES_INST_STALL = 0x56, - ARMV7_PERFCTR_CYCLES_INST = 0x57, - ARMV7_PERFCTR_CYCLES_NEON_DATA_STALL = 0x58, - ARMV7_PERFCTR_CYCLES_NEON_INST_STALL = 0x59, - ARMV7_PERFCTR_NEON_CYCLES = 0x5A, - - ARMV7_PERFCTR_PMU0_EVENTS = 0x70, - ARMV7_PERFCTR_PMU1_EVENTS = 0x71, - ARMV7_PERFCTR_PMU_EVENTS = 0x72, + ARMV7_A8_PERFCTR_L2_CACHE_ACCESS = 0x43, + ARMV7_A8_PERFCTR_L2_CACHE_REFILL = 0x44, + ARMV7_A8_PERFCTR_L1_ICACHE_ACCESS = 0x50, + ARMV7_A8_PERFCTR_STALL_ISIDE = 0x56, }; /* ARMv7 Cortex-A9 specific event types */ enum armv7_a9_perf_types { - ARMV7_PERFCTR_JAVA_HW_BYTECODE_EXEC = 0x40, - ARMV7_PERFCTR_JAVA_SW_BYTECODE_EXEC = 0x41, - ARMV7_PERFCTR_JAZELLE_BRANCH_EXEC = 0x42, - - ARMV7_PERFCTR_COHERENT_LINE_MISS = 0x50, - ARMV7_PERFCTR_COHERENT_LINE_HIT = 0x51, - - ARMV7_PERFCTR_ICACHE_DEP_STALL_CYCLES = 0x60, - ARMV7_PERFCTR_DCACHE_DEP_STALL_CYCLES = 0x61, - ARMV7_PERFCTR_TLB_MISS_DEP_STALL_CYCLES = 0x62, - ARMV7_PERFCTR_STREX_EXECUTED_PASSED = 0x63, - ARMV7_PERFCTR_STREX_EXECUTED_FAILED = 0x64, - ARMV7_PERFCTR_DATA_EVICTION = 0x65, - ARMV7_PERFCTR_ISSUE_STAGE_NO_INST = 0x66, - ARMV7_PERFCTR_ISSUE_STAGE_EMPTY = 0x67, - ARMV7_PERFCTR_INST_OUT_OF_RENAME_STAGE = 0x68, - - ARMV7_PERFCTR_PREDICTABLE_FUNCT_RETURNS = 0x6E, - - ARMV7_PERFCTR_MAIN_UNIT_EXECUTED_INST = 0x70, - ARMV7_PERFCTR_SECOND_UNIT_EXECUTED_INST = 0x71, - ARMV7_PERFCTR_LD_ST_UNIT_EXECUTED_INST = 0x72, - ARMV7_PERFCTR_FP_EXECUTED_INST = 0x73, - ARMV7_PERFCTR_NEON_EXECUTED_INST = 0x74, - - ARMV7_PERFCTR_PLD_FULL_DEP_STALL_CYCLES = 0x80, - ARMV7_PERFCTR_DATA_WR_DEP_STALL_CYCLES = 0x81, - ARMV7_PERFCTR_ITLB_MISS_DEP_STALL_CYCLES = 0x82, - ARMV7_PERFCTR_DTLB_MISS_DEP_STALL_CYCLES = 0x83, - ARMV7_PERFCTR_MICRO_ITLB_MISS_DEP_STALL_CYCLES = 0x84, - ARMV7_PERFCTR_MICRO_DTLB_MISS_DEP_STALL_CYCLES = 0x85, - ARMV7_PERFCTR_DMB_DEP_STALL_CYCLES = 0x86, - - ARMV7_PERFCTR_INTGR_CLK_ENABLED_CYCLES = 0x8A, - ARMV7_PERFCTR_DATA_ENGINE_CLK_EN_CYCLES = 0x8B, - - ARMV7_PERFCTR_ISB_INST = 0x90, - ARMV7_PERFCTR_DSB_INST = 0x91, - ARMV7_PERFCTR_DMB_INST = 0x92, - ARMV7_PERFCTR_EXT_INTERRUPTS = 0x93, - - ARMV7_PERFCTR_PLE_CACHE_LINE_RQST_COMPLETED = 0xA0, - ARMV7_PERFCTR_PLE_CACHE_LINE_RQST_SKIPPED = 0xA1, - ARMV7_PERFCTR_PLE_FIFO_FLUSH = 0xA2, - ARMV7_PERFCTR_PLE_RQST_COMPLETED = 0xA3, - ARMV7_PERFCTR_PLE_FIFO_OVERFLOW = 0xA4, - ARMV7_PERFCTR_PLE_RQST_PROG = 0xA5 + ARMV7_A9_PERFCTR_INSTR_CORE_RENAME = 0x68, + ARMV7_A9_PERFCTR_STALL_ICACHE = 0x60, + ARMV7_A9_PERFCTR_STALL_DISPATCH = 0x66, }; /* ARMv7 Cortex-A5 specific event types */ enum armv7_a5_perf_types { - ARMV7_PERFCTR_IRQ_TAKEN = 0x86, - ARMV7_PERFCTR_FIQ_TAKEN = 0x87, - - ARMV7_PERFCTR_EXT_MEM_RQST = 0xc0, - ARMV7_PERFCTR_NC_EXT_MEM_RQST = 0xc1, - ARMV7_PERFCTR_PREFETCH_LINEFILL = 0xc2, - ARMV7_PERFCTR_PREFETCH_LINEFILL_DROP = 0xc3, - ARMV7_PERFCTR_ENTER_READ_ALLOC = 0xc4, - ARMV7_PERFCTR_READ_ALLOC = 0xc5, - - ARMV7_PERFCTR_STALL_SB_FULL = 0xc9, + ARMV7_A5_PERFCTR_PREFETCH_LINEFILL = 0xc2, + ARMV7_A5_PERFCTR_PREFETCH_LINEFILL_DROP = 0xc3, }; /* ARMv7 Cortex-A15 specific event types */ enum armv7_a15_perf_types { - ARMV7_PERFCTR_L1_DCACHE_READ_ACCESS = 0x40, - ARMV7_PERFCTR_L1_DCACHE_WRITE_ACCESS = 0x41, - ARMV7_PERFCTR_L1_DCACHE_READ_REFILL = 0x42, - ARMV7_PERFCTR_L1_DCACHE_WRITE_REFILL = 0x43, + ARMV7_A15_PERFCTR_L1_DCACHE_ACCESS_READ = 0x40, + ARMV7_A15_PERFCTR_L1_DCACHE_ACCESS_WRITE = 0x41, + ARMV7_A15_PERFCTR_L1_DCACHE_REFILL_READ = 0x42, + ARMV7_A15_PERFCTR_L1_DCACHE_REFILL_WRITE = 0x43, - ARMV7_PERFCTR_L1_DTLB_READ_REFILL = 0x4C, - ARMV7_PERFCTR_L1_DTLB_WRITE_REFILL = 0x4D, + ARMV7_A15_PERFCTR_DTLB_REFILL_L1_READ = 0x4C, + ARMV7_A15_PERFCTR_DTLB_REFILL_L1_WRITE = 0x4D, - ARMV7_PERFCTR_L2_DCACHE_READ_ACCESS = 0x50, - ARMV7_PERFCTR_L2_DCACHE_WRITE_ACCESS = 0x51, - ARMV7_PERFCTR_L2_DCACHE_READ_REFILL = 0x52, - ARMV7_PERFCTR_L2_DCACHE_WRITE_REFILL = 0x53, + ARMV7_A15_PERFCTR_L2_CACHE_ACCESS_READ = 0x50, + ARMV7_A15_PERFCTR_L2_CACHE_ACCESS_WRITE = 0x51, + ARMV7_A15_PERFCTR_L2_CACHE_REFILL_READ = 0x52, + ARMV7_A15_PERFCTR_L2_CACHE_REFILL_WRITE = 0x53, - ARMV7_PERFCTR_SPEC_PC_WRITE = 0x76, + ARMV7_A15_PERFCTR_PC_WRITE_SPEC = 0x76, }; /* @@ -197,13 +119,15 @@ enum armv7_a15_perf_types { * accesses/misses in hardware. */ static const unsigned armv7_a8_perf_map[PERF_COUNT_HW_MAX] = { - [PERF_COUNT_HW_CPU_CYCLES] = ARMV7_PERFCTR_CPU_CYCLES, - [PERF_COUNT_HW_INSTRUCTIONS] = ARMV7_PERFCTR_INSTR_EXECUTED, - [PERF_COUNT_HW_CACHE_REFERENCES] = HW_OP_UNSUPPORTED, - [PERF_COUNT_HW_CACHE_MISSES] = HW_OP_UNSUPPORTED, - [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = ARMV7_PERFCTR_PC_WRITE, - [PERF_COUNT_HW_BRANCH_MISSES] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, - [PERF_COUNT_HW_BUS_CYCLES] = ARMV7_PERFCTR_CLOCK_CYCLES, + [PERF_COUNT_HW_CPU_CYCLES] = ARMV7_PERFCTR_CPU_CYCLES, + [PERF_COUNT_HW_INSTRUCTIONS] = ARMV7_PERFCTR_INSTR_EXECUTED, + [PERF_COUNT_HW_CACHE_REFERENCES] = ARMV7_PERFCTR_L1_DCACHE_ACCESS, + [PERF_COUNT_HW_CACHE_MISSES] = ARMV7_PERFCTR_L1_DCACHE_REFILL, + [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = ARMV7_PERFCTR_PC_WRITE, + [PERF_COUNT_HW_BRANCH_MISSES] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, + [PERF_COUNT_HW_BUS_CYCLES] = HW_OP_UNSUPPORTED, + [PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = ARMV7_A8_PERFCTR_STALL_ISIDE, + [PERF_COUNT_HW_STALLED_CYCLES_BACKEND] = HW_OP_UNSUPPORTED, }; static const unsigned armv7_a8_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] @@ -217,12 +141,12 @@ static const unsigned armv7_a8_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] * combined. */ [C(OP_READ)] = { - [C(RESULT_ACCESS)] = ARMV7_PERFCTR_DCACHE_ACCESS, - [C(RESULT_MISS)] = ARMV7_PERFCTR_DCACHE_REFILL, + [C(RESULT_ACCESS)] = ARMV7_PERFCTR_L1_DCACHE_ACCESS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_L1_DCACHE_REFILL, }, [C(OP_WRITE)] = { - [C(RESULT_ACCESS)] = ARMV7_PERFCTR_DCACHE_ACCESS, - [C(RESULT_MISS)] = ARMV7_PERFCTR_DCACHE_REFILL, + [C(RESULT_ACCESS)] = ARMV7_PERFCTR_L1_DCACHE_ACCESS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_L1_DCACHE_REFILL, }, [C(OP_PREFETCH)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, @@ -231,12 +155,12 @@ static const unsigned armv7_a8_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] }, [C(L1I)] = { [C(OP_READ)] = { - [C(RESULT_ACCESS)] = ARMV7_PERFCTR_L1_INST, - [C(RESULT_MISS)] = ARMV7_PERFCTR_L1_INST_MISS, + [C(RESULT_ACCESS)] = ARMV7_A8_PERFCTR_L1_ICACHE_ACCESS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_L1_ICACHE_REFILL, }, [C(OP_WRITE)] = { - [C(RESULT_ACCESS)] = ARMV7_PERFCTR_L1_INST, - [C(RESULT_MISS)] = ARMV7_PERFCTR_L1_INST_MISS, + [C(RESULT_ACCESS)] = ARMV7_A8_PERFCTR_L1_ICACHE_ACCESS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_L1_ICACHE_REFILL, }, [C(OP_PREFETCH)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, @@ -245,12 +169,12 @@ static const unsigned armv7_a8_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] }, [C(LL)] = { [C(OP_READ)] = { - [C(RESULT_ACCESS)] = ARMV7_PERFCTR_L2_ACCESS, - [C(RESULT_MISS)] = ARMV7_PERFCTR_L2_CACH_MISS, + [C(RESULT_ACCESS)] = ARMV7_A8_PERFCTR_L2_CACHE_ACCESS, + [C(RESULT_MISS)] = ARMV7_A8_PERFCTR_L2_CACHE_REFILL, }, [C(OP_WRITE)] = { - [C(RESULT_ACCESS)] = ARMV7_PERFCTR_L2_ACCESS, - [C(RESULT_MISS)] = ARMV7_PERFCTR_L2_CACH_MISS, + [C(RESULT_ACCESS)] = ARMV7_A8_PERFCTR_L2_CACHE_ACCESS, + [C(RESULT_MISS)] = ARMV7_A8_PERFCTR_L2_CACHE_REFILL, }, [C(OP_PREFETCH)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, @@ -274,11 +198,11 @@ static const unsigned armv7_a8_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] [C(ITLB)] = { [C(OP_READ)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, - [C(RESULT_MISS)] = ARMV7_PERFCTR_ITLB_MISS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_ITLB_REFILL, }, [C(OP_WRITE)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, - [C(RESULT_MISS)] = ARMV7_PERFCTR_ITLB_MISS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_ITLB_REFILL, }, [C(OP_PREFETCH)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, @@ -287,14 +211,12 @@ static const unsigned armv7_a8_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] }, [C(BPU)] = { [C(OP_READ)] = { - [C(RESULT_ACCESS)] = ARMV7_PERFCTR_PC_WRITE, - [C(RESULT_MISS)] - = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, + [C(RESULT_ACCESS)] = ARMV7_PERFCTR_PC_BRANCH_PRED, + [C(RESULT_MISS)] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, }, [C(OP_WRITE)] = { - [C(RESULT_ACCESS)] = ARMV7_PERFCTR_PC_WRITE, - [C(RESULT_MISS)] - = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, + [C(RESULT_ACCESS)] = ARMV7_PERFCTR_PC_BRANCH_PRED, + [C(RESULT_MISS)] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, }, [C(OP_PREFETCH)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, @@ -321,14 +243,15 @@ static const unsigned armv7_a8_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] * Cortex-A9 HW events mapping */ static const unsigned armv7_a9_perf_map[PERF_COUNT_HW_MAX] = { - [PERF_COUNT_HW_CPU_CYCLES] = ARMV7_PERFCTR_CPU_CYCLES, - [PERF_COUNT_HW_INSTRUCTIONS] = - ARMV7_PERFCTR_INST_OUT_OF_RENAME_STAGE, - [PERF_COUNT_HW_CACHE_REFERENCES] = ARMV7_PERFCTR_DCACHE_ACCESS, - [PERF_COUNT_HW_CACHE_MISSES] = ARMV7_PERFCTR_DCACHE_REFILL, - [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = ARMV7_PERFCTR_PC_WRITE, - [PERF_COUNT_HW_BRANCH_MISSES] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, - [PERF_COUNT_HW_BUS_CYCLES] = ARMV7_PERFCTR_CLOCK_CYCLES, + [PERF_COUNT_HW_CPU_CYCLES] = ARMV7_PERFCTR_CPU_CYCLES, + [PERF_COUNT_HW_INSTRUCTIONS] = ARMV7_A9_PERFCTR_INSTR_CORE_RENAME, + [PERF_COUNT_HW_CACHE_REFERENCES] = ARMV7_PERFCTR_L1_DCACHE_ACCESS, + [PERF_COUNT_HW_CACHE_MISSES] = ARMV7_PERFCTR_L1_DCACHE_REFILL, + [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = ARMV7_PERFCTR_PC_WRITE, + [PERF_COUNT_HW_BRANCH_MISSES] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, + [PERF_COUNT_HW_BUS_CYCLES] = HW_OP_UNSUPPORTED, + [PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = ARMV7_A9_PERFCTR_STALL_ICACHE, + [PERF_COUNT_HW_STALLED_CYCLES_BACKEND] = ARMV7_A9_PERFCTR_STALL_DISPATCH, }; static const unsigned armv7_a9_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] @@ -342,12 +265,12 @@ static const unsigned armv7_a9_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] * combined. */ [C(OP_READ)] = { - [C(RESULT_ACCESS)] = ARMV7_PERFCTR_DCACHE_ACCESS, - [C(RESULT_MISS)] = ARMV7_PERFCTR_DCACHE_REFILL, + [C(RESULT_ACCESS)] = ARMV7_PERFCTR_L1_DCACHE_ACCESS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_L1_DCACHE_REFILL, }, [C(OP_WRITE)] = { - [C(RESULT_ACCESS)] = ARMV7_PERFCTR_DCACHE_ACCESS, - [C(RESULT_MISS)] = ARMV7_PERFCTR_DCACHE_REFILL, + [C(RESULT_ACCESS)] = ARMV7_PERFCTR_L1_DCACHE_ACCESS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_L1_DCACHE_REFILL, }, [C(OP_PREFETCH)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, @@ -357,11 +280,11 @@ static const unsigned armv7_a9_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] [C(L1I)] = { [C(OP_READ)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, - [C(RESULT_MISS)] = ARMV7_PERFCTR_IFETCH_MISS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_L1_ICACHE_REFILL, }, [C(OP_WRITE)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, - [C(RESULT_MISS)] = ARMV7_PERFCTR_IFETCH_MISS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_L1_ICACHE_REFILL, }, [C(OP_PREFETCH)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, @@ -399,11 +322,11 @@ static const unsigned armv7_a9_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] [C(ITLB)] = { [C(OP_READ)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, - [C(RESULT_MISS)] = ARMV7_PERFCTR_ITLB_MISS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_ITLB_REFILL, }, [C(OP_WRITE)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, - [C(RESULT_MISS)] = ARMV7_PERFCTR_ITLB_MISS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_ITLB_REFILL, }, [C(OP_PREFETCH)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, @@ -412,14 +335,12 @@ static const unsigned armv7_a9_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] }, [C(BPU)] = { [C(OP_READ)] = { - [C(RESULT_ACCESS)] = ARMV7_PERFCTR_PC_WRITE, - [C(RESULT_MISS)] - = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, + [C(RESULT_ACCESS)] = ARMV7_PERFCTR_PC_BRANCH_PRED, + [C(RESULT_MISS)] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, }, [C(OP_WRITE)] = { - [C(RESULT_ACCESS)] = ARMV7_PERFCTR_PC_WRITE, - [C(RESULT_MISS)] - = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, + [C(RESULT_ACCESS)] = ARMV7_PERFCTR_PC_BRANCH_PRED, + [C(RESULT_MISS)] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, }, [C(OP_PREFETCH)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, @@ -446,13 +367,15 @@ static const unsigned armv7_a9_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] * Cortex-A5 HW events mapping */ static const unsigned armv7_a5_perf_map[PERF_COUNT_HW_MAX] = { - [PERF_COUNT_HW_CPU_CYCLES] = ARMV7_PERFCTR_CPU_CYCLES, - [PERF_COUNT_HW_INSTRUCTIONS] = ARMV7_PERFCTR_INSTR_EXECUTED, - [PERF_COUNT_HW_CACHE_REFERENCES] = HW_OP_UNSUPPORTED, - [PERF_COUNT_HW_CACHE_MISSES] = HW_OP_UNSUPPORTED, - [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = ARMV7_PERFCTR_PC_WRITE, - [PERF_COUNT_HW_BRANCH_MISSES] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, - [PERF_COUNT_HW_BUS_CYCLES] = HW_OP_UNSUPPORTED, + [PERF_COUNT_HW_CPU_CYCLES] = ARMV7_PERFCTR_CPU_CYCLES, + [PERF_COUNT_HW_INSTRUCTIONS] = ARMV7_PERFCTR_INSTR_EXECUTED, + [PERF_COUNT_HW_CACHE_REFERENCES] = ARMV7_PERFCTR_L1_DCACHE_ACCESS, + [PERF_COUNT_HW_CACHE_MISSES] = ARMV7_PERFCTR_L1_DCACHE_REFILL, + [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = ARMV7_PERFCTR_PC_WRITE, + [PERF_COUNT_HW_BRANCH_MISSES] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, + [PERF_COUNT_HW_BUS_CYCLES] = HW_OP_UNSUPPORTED, + [PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = HW_OP_UNSUPPORTED, + [PERF_COUNT_HW_STALLED_CYCLES_BACKEND] = HW_OP_UNSUPPORTED, }; static const unsigned armv7_a5_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] @@ -460,42 +383,34 @@ static const unsigned armv7_a5_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] [PERF_COUNT_HW_CACHE_RESULT_MAX] = { [C(L1D)] = { [C(OP_READ)] = { - [C(RESULT_ACCESS)] - = ARMV7_PERFCTR_DCACHE_ACCESS, - [C(RESULT_MISS)] - = ARMV7_PERFCTR_DCACHE_REFILL, + [C(RESULT_ACCESS)] = ARMV7_PERFCTR_L1_DCACHE_ACCESS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_L1_DCACHE_REFILL, }, [C(OP_WRITE)] = { - [C(RESULT_ACCESS)] - = ARMV7_PERFCTR_DCACHE_ACCESS, - [C(RESULT_MISS)] - = ARMV7_PERFCTR_DCACHE_REFILL, + [C(RESULT_ACCESS)] = ARMV7_PERFCTR_L1_DCACHE_ACCESS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_L1_DCACHE_REFILL, }, [C(OP_PREFETCH)] = { - [C(RESULT_ACCESS)] - = ARMV7_PERFCTR_PREFETCH_LINEFILL, - [C(RESULT_MISS)] - = ARMV7_PERFCTR_PREFETCH_LINEFILL_DROP, + [C(RESULT_ACCESS)] = ARMV7_A5_PERFCTR_PREFETCH_LINEFILL, + [C(RESULT_MISS)] = ARMV7_A5_PERFCTR_PREFETCH_LINEFILL_DROP, }, }, [C(L1I)] = { [C(OP_READ)] = { [C(RESULT_ACCESS)] = ARMV7_PERFCTR_L1_ICACHE_ACCESS, - [C(RESULT_MISS)] = ARMV7_PERFCTR_IFETCH_MISS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_L1_ICACHE_REFILL, }, [C(OP_WRITE)] = { [C(RESULT_ACCESS)] = ARMV7_PERFCTR_L1_ICACHE_ACCESS, - [C(RESULT_MISS)] = ARMV7_PERFCTR_IFETCH_MISS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_L1_ICACHE_REFILL, }, /* * The prefetch counters don't differentiate between the I * side and the D side. */ [C(OP_PREFETCH)] = { - [C(RESULT_ACCESS)] - = ARMV7_PERFCTR_PREFETCH_LINEFILL, - [C(RESULT_MISS)] - = ARMV7_PERFCTR_PREFETCH_LINEFILL_DROP, + [C(RESULT_ACCESS)] = ARMV7_A5_PERFCTR_PREFETCH_LINEFILL, + [C(RESULT_MISS)] = ARMV7_A5_PERFCTR_PREFETCH_LINEFILL_DROP, }, }, [C(LL)] = { @@ -529,11 +444,11 @@ static const unsigned armv7_a5_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] [C(ITLB)] = { [C(OP_READ)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, - [C(RESULT_MISS)] = ARMV7_PERFCTR_ITLB_MISS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_ITLB_REFILL, }, [C(OP_WRITE)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, - [C(RESULT_MISS)] = ARMV7_PERFCTR_ITLB_MISS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_ITLB_REFILL, }, [C(OP_PREFETCH)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, @@ -543,13 +458,11 @@ static const unsigned armv7_a5_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] [C(BPU)] = { [C(OP_READ)] = { [C(RESULT_ACCESS)] = ARMV7_PERFCTR_PC_BRANCH_PRED, - [C(RESULT_MISS)] - = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, + [C(RESULT_MISS)] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, }, [C(OP_WRITE)] = { [C(RESULT_ACCESS)] = ARMV7_PERFCTR_PC_BRANCH_PRED, - [C(RESULT_MISS)] - = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, + [C(RESULT_MISS)] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, }, [C(OP_PREFETCH)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, @@ -562,13 +475,15 @@ static const unsigned armv7_a5_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] * Cortex-A15 HW events mapping */ static const unsigned armv7_a15_perf_map[PERF_COUNT_HW_MAX] = { - [PERF_COUNT_HW_CPU_CYCLES] = ARMV7_PERFCTR_CPU_CYCLES, - [PERF_COUNT_HW_INSTRUCTIONS] = ARMV7_PERFCTR_INSTR_EXECUTED, - [PERF_COUNT_HW_CACHE_REFERENCES] = HW_OP_UNSUPPORTED, - [PERF_COUNT_HW_CACHE_MISSES] = HW_OP_UNSUPPORTED, - [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = ARMV7_PERFCTR_SPEC_PC_WRITE, - [PERF_COUNT_HW_BRANCH_MISSES] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, - [PERF_COUNT_HW_BUS_CYCLES] = ARMV7_PERFCTR_BUS_CYCLES, + [PERF_COUNT_HW_CPU_CYCLES] = ARMV7_PERFCTR_CPU_CYCLES, + [PERF_COUNT_HW_INSTRUCTIONS] = ARMV7_PERFCTR_INSTR_EXECUTED, + [PERF_COUNT_HW_CACHE_REFERENCES] = ARMV7_PERFCTR_L1_DCACHE_ACCESS, + [PERF_COUNT_HW_CACHE_MISSES] = ARMV7_PERFCTR_L1_DCACHE_REFILL, + [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = ARMV7_A15_PERFCTR_PC_WRITE_SPEC, + [PERF_COUNT_HW_BRANCH_MISSES] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, + [PERF_COUNT_HW_BUS_CYCLES] = ARMV7_PERFCTR_BUS_CYCLES, + [PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = HW_OP_UNSUPPORTED, + [PERF_COUNT_HW_STALLED_CYCLES_BACKEND] = HW_OP_UNSUPPORTED, }; static const unsigned armv7_a15_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] @@ -576,16 +491,12 @@ static const unsigned armv7_a15_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] [PERF_COUNT_HW_CACHE_RESULT_MAX] = { [C(L1D)] = { [C(OP_READ)] = { - [C(RESULT_ACCESS)] - = ARMV7_PERFCTR_L1_DCACHE_READ_ACCESS, - [C(RESULT_MISS)] - = ARMV7_PERFCTR_L1_DCACHE_READ_REFILL, + [C(RESULT_ACCESS)] = ARMV7_A15_PERFCTR_L1_DCACHE_ACCESS_READ, + [C(RESULT_MISS)] = ARMV7_A15_PERFCTR_L1_DCACHE_REFILL_READ, }, [C(OP_WRITE)] = { - [C(RESULT_ACCESS)] - = ARMV7_PERFCTR_L1_DCACHE_WRITE_ACCESS, - [C(RESULT_MISS)] - = ARMV7_PERFCTR_L1_DCACHE_WRITE_REFILL, + [C(RESULT_ACCESS)] = ARMV7_A15_PERFCTR_L1_DCACHE_ACCESS_WRITE, + [C(RESULT_MISS)] = ARMV7_A15_PERFCTR_L1_DCACHE_REFILL_WRITE, }, [C(OP_PREFETCH)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, @@ -601,11 +512,11 @@ static const unsigned armv7_a15_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] */ [C(OP_READ)] = { [C(RESULT_ACCESS)] = ARMV7_PERFCTR_L1_ICACHE_ACCESS, - [C(RESULT_MISS)] = ARMV7_PERFCTR_IFETCH_MISS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_L1_ICACHE_REFILL, }, [C(OP_WRITE)] = { [C(RESULT_ACCESS)] = ARMV7_PERFCTR_L1_ICACHE_ACCESS, - [C(RESULT_MISS)] = ARMV7_PERFCTR_IFETCH_MISS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_L1_ICACHE_REFILL, }, [C(OP_PREFETCH)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, @@ -614,16 +525,12 @@ static const unsigned armv7_a15_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] }, [C(LL)] = { [C(OP_READ)] = { - [C(RESULT_ACCESS)] - = ARMV7_PERFCTR_L2_DCACHE_READ_ACCESS, - [C(RESULT_MISS)] - = ARMV7_PERFCTR_L2_DCACHE_READ_REFILL, + [C(RESULT_ACCESS)] = ARMV7_A15_PERFCTR_L2_CACHE_ACCESS_READ, + [C(RESULT_MISS)] = ARMV7_A15_PERFCTR_L2_CACHE_REFILL_READ, }, [C(OP_WRITE)] = { - [C(RESULT_ACCESS)] - = ARMV7_PERFCTR_L2_DCACHE_WRITE_ACCESS, - [C(RESULT_MISS)] - = ARMV7_PERFCTR_L2_DCACHE_WRITE_REFILL, + [C(RESULT_ACCESS)] = ARMV7_A15_PERFCTR_L2_CACHE_ACCESS_WRITE, + [C(RESULT_MISS)] = ARMV7_A15_PERFCTR_L2_CACHE_REFILL_WRITE, }, [C(OP_PREFETCH)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, @@ -633,13 +540,11 @@ static const unsigned armv7_a15_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] [C(DTLB)] = { [C(OP_READ)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, - [C(RESULT_MISS)] - = ARMV7_PERFCTR_L1_DTLB_READ_REFILL, + [C(RESULT_MISS)] = ARMV7_A15_PERFCTR_DTLB_REFILL_L1_READ, }, [C(OP_WRITE)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, - [C(RESULT_MISS)] - = ARMV7_PERFCTR_L1_DTLB_WRITE_REFILL, + [C(RESULT_MISS)] = ARMV7_A15_PERFCTR_DTLB_REFILL_L1_WRITE, }, [C(OP_PREFETCH)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, @@ -649,11 +554,11 @@ static const unsigned armv7_a15_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] [C(ITLB)] = { [C(OP_READ)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, - [C(RESULT_MISS)] = ARMV7_PERFCTR_ITLB_MISS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_ITLB_REFILL, }, [C(OP_WRITE)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, - [C(RESULT_MISS)] = ARMV7_PERFCTR_ITLB_MISS, + [C(RESULT_MISS)] = ARMV7_PERFCTR_ITLB_REFILL, }, [C(OP_PREFETCH)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, @@ -663,13 +568,11 @@ static const unsigned armv7_a15_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] [C(BPU)] = { [C(OP_READ)] = { [C(RESULT_ACCESS)] = ARMV7_PERFCTR_PC_BRANCH_PRED, - [C(RESULT_MISS)] - = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, + [C(RESULT_MISS)] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, }, [C(OP_WRITE)] = { [C(RESULT_ACCESS)] = ARMV7_PERFCTR_PC_BRANCH_PRED, - [C(RESULT_MISS)] - = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, + [C(RESULT_MISS)] = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED, }, [C(OP_PREFETCH)] = { [C(RESULT_ACCESS)] = CACHE_OP_UNSUPPORTED, diff --git a/arch/arm/kernel/perf_event_xscale.c b/arch/arm/kernel/perf_event_xscale.c index e0cca10a8411..3b99d8269829 100644 --- a/arch/arm/kernel/perf_event_xscale.c +++ b/arch/arm/kernel/perf_event_xscale.c @@ -48,13 +48,15 @@ enum xscale_counters { }; static const unsigned xscale_perf_map[PERF_COUNT_HW_MAX] = { - [PERF_COUNT_HW_CPU_CYCLES] = XSCALE_PERFCTR_CCNT, - [PERF_COUNT_HW_INSTRUCTIONS] = XSCALE_PERFCTR_INSTRUCTION, - [PERF_COUNT_HW_CACHE_REFERENCES] = HW_OP_UNSUPPORTED, - [PERF_COUNT_HW_CACHE_MISSES] = HW_OP_UNSUPPORTED, - [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = XSCALE_PERFCTR_BRANCH, - [PERF_COUNT_HW_BRANCH_MISSES] = XSCALE_PERFCTR_BRANCH_MISS, - [PERF_COUNT_HW_BUS_CYCLES] = HW_OP_UNSUPPORTED, + [PERF_COUNT_HW_CPU_CYCLES] = XSCALE_PERFCTR_CCNT, + [PERF_COUNT_HW_INSTRUCTIONS] = XSCALE_PERFCTR_INSTRUCTION, + [PERF_COUNT_HW_CACHE_REFERENCES] = HW_OP_UNSUPPORTED, + [PERF_COUNT_HW_CACHE_MISSES] = HW_OP_UNSUPPORTED, + [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = XSCALE_PERFCTR_BRANCH, + [PERF_COUNT_HW_BRANCH_MISSES] = XSCALE_PERFCTR_BRANCH_MISS, + [PERF_COUNT_HW_BUS_CYCLES] = HW_OP_UNSUPPORTED, + [PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = XSCALE_PERFCTR_ICACHE_NO_DELIVER, + [PERF_COUNT_HW_STALLED_CYCLES_BACKEND] = HW_OP_UNSUPPORTED, }; static const unsigned xscale_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index 3d0c6fb74ae4..eeb3e16c6046 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -57,7 +57,7 @@ static const char *isa_modes[] = { "ARM" , "Thumb" , "Jazelle", "ThumbEE" }; -extern void setup_mm_for_reboot(char mode); +extern void setup_mm_for_reboot(void); static volatile int hlt_counter; @@ -92,7 +92,7 @@ static int __init hlt_setup(char *__unused) __setup("nohlt", nohlt_setup); __setup("hlt", hlt_setup); -void arm_machine_restart(char mode, const char *cmd) +void soft_restart(unsigned long addr) { /* Disable interrupts first */ local_irq_disable(); @@ -103,7 +103,7 @@ void arm_machine_restart(char mode, const char *cmd) * we may need it to insert some 1:1 mappings so that * soft boot works. */ - setup_mm_for_reboot(mode); + setup_mm_for_reboot(); /* Clean and invalidate caches */ flush_cache_all(); @@ -114,18 +114,17 @@ void arm_machine_restart(char mode, const char *cmd) /* Push out any further dirty data, and ensure cache is empty */ flush_cache_all(); - /* - * Now call the architecture specific reboot code. - */ - arch_reset(mode, cmd); + cpu_reset(addr); +} - /* - * Whoops - the architecture was unable to reboot. - * Tell the user! - */ - mdelay(1000); - printk("Reboot failed -- System halted\n"); - while (1); +void arm_machine_restart(char mode, const char *cmd) +{ + /* Disable interrupts first */ + local_irq_disable(); + local_fiq_disable(); + + /* Call the architecture specific reboot code. */ + arch_reset(mode, cmd); } /* @@ -253,7 +252,15 @@ void machine_power_off(void) void machine_restart(char *cmd) { machine_shutdown(); + arm_pm_restart(reboot_mode, cmd); + + /* Give a grace period for failure to restart of 1s */ + mdelay(1000); + + /* Whoops - the platform was unable to reboot. Tell the user! */ + printk("Reboot failed -- System halted\n"); + while (1); } void __show_regs(struct pt_regs *regs) diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 3448a3f9cc8c..5c7094e8f6e9 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -31,6 +31,7 @@ #include <linux/memblock.h> #include <linux/bug.h> #include <linux/compiler.h> +#include <linux/sort.h> #include <asm/unified.h> #include <asm/cpu.h> @@ -890,6 +891,12 @@ static struct machine_desc * __init setup_machine_tags(unsigned int nr) return mdesc; } +static int __init meminfo_cmp(const void *_a, const void *_b) +{ + const struct membank *a = _a, *b = _b; + long cmp = bank_pfn_start(a) - bank_pfn_start(b); + return cmp < 0 ? -1 : cmp > 0 ? 1 : 0; +} void __init setup_arch(char **cmdline_p) { @@ -904,8 +911,8 @@ void __init setup_arch(char **cmdline_p) machine_desc = mdesc; machine_name = mdesc->name; - if (mdesc->soft_reboot) - reboot_setup("s"); + if (mdesc->restart_mode) + reboot_setup(&mdesc->restart_mode); init_mm.start_code = (unsigned long) _text; init_mm.end_code = (unsigned long) _etext; @@ -918,12 +925,16 @@ void __init setup_arch(char **cmdline_p) parse_early_param(); + sort(&meminfo.bank, meminfo.nr_banks, sizeof(meminfo.bank[0]), meminfo_cmp, NULL); sanity_check_meminfo(); arm_memblock_init(&meminfo, mdesc); paging_init(mdesc); request_standard_resources(mdesc); + if (mdesc->restart) + arm_pm_restart = mdesc->restart; + unflatten_device_tree(); #ifdef CONFIG_SMP diff --git a/arch/arm/mach-at91/include/mach/io.h b/arch/arm/mach-at91/include/mach/io.h index 4298e7806c76..4ca09ef7ca29 100644 --- a/arch/arm/mach-at91/include/mach/io.h +++ b/arch/arm/mach-at91/include/mach/io.h @@ -30,14 +30,6 @@ #ifndef __ASSEMBLY__ -#ifndef CONFIG_ARCH_AT91X40 -#define __arch_ioremap at91_ioremap -#define __arch_iounmap at91_iounmap -#endif - -void __iomem *at91_ioremap(unsigned long phys, size_t size, unsigned int type); -void at91_iounmap(volatile void __iomem *addr); - static inline unsigned int at91_sys_read(unsigned int reg_offset) { void __iomem *addr = (void __iomem *)AT91_VA_BASE_SYS; diff --git a/arch/arm/mach-at91/include/mach/vmalloc.h b/arch/arm/mach-at91/include/mach/vmalloc.h deleted file mode 100644 index 8e4a1bd0ab1d..000000000000 --- a/arch/arm/mach-at91/include/mach/vmalloc.h +++ /dev/null @@ -1,28 +0,0 @@ -/* - * arch/arm/mach-at91/include/mach/vmalloc.h - * - * Copyright (C) 2003 SAN People - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#ifndef __ASM_ARCH_VMALLOC_H -#define __ASM_ARCH_VMALLOC_H - -#include <mach/hardware.h> - -#define VMALLOC_END (AT91_VIRT_BASE & PGDIR_MASK) - -#endif diff --git a/arch/arm/mach-at91/setup.c b/arch/arm/mach-at91/setup.c index aa64294c7db3..cf98a8f94dc5 100644 --- a/arch/arm/mach-at91/setup.c +++ b/arch/arm/mach-at91/setup.c @@ -73,24 +73,6 @@ static struct map_desc at91_io_desc __initdata = { .type = MT_DEVICE, }; -void __iomem *at91_ioremap(unsigned long p, size_t size, unsigned int type) -{ - if (p >= AT91_BASE_SYS && p <= (AT91_BASE_SYS + SZ_16K - 1)) - return (void __iomem *)AT91_IO_P2V(p); - - return __arm_ioremap_caller(p, size, type, __builtin_return_address(0)); -} -EXPORT_SYMBOL(at91_ioremap); - -void at91_iounmap(volatile void __iomem *addr) -{ - unsigned long virt = (unsigned long)addr; - - if (virt >= VMALLOC_START && virt < VMALLOC_END) - __iounmap(addr); -} -EXPORT_SYMBOL(at91_iounmap); - #define AT91_DBGU0 0xfffff200 #define AT91_DBGU1 0xffffee00 diff --git a/arch/arm/mach-bcmring/dma.c b/arch/arm/mach-bcmring/dma.c index f4d4d6d174d0..1a1a27dd5654 100644 --- a/arch/arm/mach-bcmring/dma.c +++ b/arch/arm/mach-bcmring/dma.c @@ -1615,7 +1615,7 @@ DMA_MemType_t dma_mem_type(void *addr) { unsigned long addrVal = (unsigned long)addr; - if (addrVal >= VMALLOC_END) { + if (addrVal >= CONSISTENT_BASE) { /* NOTE: DMA virtual memory space starts at 0xFFxxxxxx */ /* dma_alloc_xxx pages are physically and virtually contiguous */ diff --git a/arch/arm/mach-bcmring/include/mach/vmalloc.h b/arch/arm/mach-bcmring/include/mach/vmalloc.h deleted file mode 100644 index 7397bd7817d9..000000000000 --- a/arch/arm/mach-bcmring/include/mach/vmalloc.h +++ /dev/null @@ -1,25 +0,0 @@ -/* - * - * Copyright (C) 2000 Russell King. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -/* - * Move VMALLOC_END to 0xf0000000 so that the vm space can range from - * 0xe0000000 to 0xefffffff. This gives us 256 MB of vm space and handles - * larger physical memory designs better. - */ -#define VMALLOC_END 0xf0000000UL diff --git a/arch/arm/mach-clps711x/Makefile b/arch/arm/mach-clps711x/Makefile index 4a197315f0cf..f2f0256232e3 100644 --- a/arch/arm/mach-clps711x/Makefile +++ b/arch/arm/mach-clps711x/Makefile @@ -4,7 +4,7 @@ # Object file lists. -obj-y := irq.o mm.o time.o +obj-y := common.o obj-m := obj-n := obj- := diff --git a/arch/arm/mach-clps711x/irq.c b/arch/arm/mach-clps711x/common.c index c2eceee645e3..ced2a4e406f4 100644 --- a/arch/arm/mach-clps711x/irq.c +++ b/arch/arm/mach-clps711x/common.c @@ -1,7 +1,9 @@ /* - * linux/arch/arm/mach-clps711x/irq.c + * linux/arch/arm/mach-clps711x/core.c * - * Copyright (C) 2000 Deep Blue Solutions Ltd. + * Core support for the CLPS711x-based machines. + * + * Copyright (C) 2001,2011 Deep Blue Solutions Ltd * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -17,16 +19,42 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ +#include <linux/kernel.h> +#include <linux/mm.h> #include <linux/init.h> -#include <linux/list.h> +#include <linux/interrupt.h> #include <linux/io.h> +#include <linux/irq.h> +#include <linux/sched.h> +#include <linux/timex.h> -#include <asm/mach/irq.h> +#include <asm/sizes.h> #include <mach/hardware.h> #include <asm/irq.h> - +#include <asm/leds.h> +#include <asm/pgtable.h> +#include <asm/page.h> +#include <asm/mach/map.h> +#include <asm/mach/time.h> #include <asm/hardware/clps7111.h> +/* + * This maps the generic CLPS711x registers + */ +static struct map_desc clps711x_io_desc[] __initdata = { + { + .virtual = CLPS7111_VIRT_BASE, + .pfn = __phys_to_pfn(CLPS7111_PHYS_BASE), + .length = SZ_1M, + .type = MT_DEVICE + } +}; + +void __init clps711x_map_io(void) +{ + iotable_init(clps711x_io_desc, ARRAY_SIZE(clps711x_io_desc)); +} + static void int1_mask(struct irq_data *d) { u32 intmr1; @@ -112,15 +140,15 @@ void __init clps711x_init_irq(void) for (i = 0; i < NR_IRQS; i++) { if (INT1_IRQS & (1 << i)) { - irq_set_chip_and_handler(i, &int1_chip, + irq_set_chip_and_handler(i, &int1_chip, handle_level_irq); - set_irq_flags(i, IRQF_VALID | IRQF_PROBE); + set_irq_flags(i, IRQF_VALID | IRQF_PROBE); } if (INT2_IRQS & (1 << i)) { irq_set_chip_and_handler(i, &int2_chip, handle_level_irq); set_irq_flags(i, IRQF_VALID | IRQF_PROBE); - } + } } /* @@ -141,3 +169,54 @@ void __init clps711x_init_irq(void) clps_writel(0, SYNCIO); clps_writel(0, KBDEOI); } + +/* + * gettimeoffset() returns time since last timer tick, in usecs. + * + * 'LATCH' is hwclock ticks (see CLOCK_TICK_RATE in timex.h) per jiffy. + * 'tick' is usecs per jiffy. + */ +static unsigned long clps711x_gettimeoffset(void) +{ + unsigned long hwticks; + hwticks = LATCH - (clps_readl(TC2D) & 0xffff); /* since last underflow */ + return (hwticks * (tick_nsec / 1000)) / LATCH; +} + +/* + * IRQ handler for the timer + */ +static irqreturn_t p720t_timer_interrupt(int irq, void *dev_id) +{ + timer_tick(); + return IRQ_HANDLED; +} + +static struct irqaction clps711x_timer_irq = { + .name = "CLPS711x Timer Tick", + .flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL, + .handler = p720t_timer_interrupt, +}; + +static void __init clps711x_timer_init(void) +{ + struct timespec tv; + unsigned int syscon; + + syscon = clps_readl(SYSCON1); + syscon |= SYSCON1_TC2S | SYSCON1_TC2M; + clps_writel(syscon, SYSCON1); + + clps_writel(LATCH-1, TC2D); /* 512kHz / 100Hz - 1 */ + + setup_irq(IRQ_TC2OI, &clps711x_timer_irq); + + tv.tv_nsec = 0; + tv.tv_sec = clps_readl(RTCDR); + do_settimeofday(&tv); +} + +struct sys_timer clps711x_timer = { + .init = clps711x_timer_init, + .offset = clps711x_gettimeoffset, +}; diff --git a/arch/arm/mach-clps711x/include/mach/system.h b/arch/arm/mach-clps711x/include/mach/system.h index f916cd7a477d..6c119937d398 100644 --- a/arch/arm/mach-clps711x/include/mach/system.h +++ b/arch/arm/mach-clps711x/include/mach/system.h @@ -34,7 +34,7 @@ static inline void arch_idle(void) static inline void arch_reset(char mode, const char *cmd) { - cpu_reset(0); + soft_restart(0); } #endif diff --git a/arch/arm/mach-clps711x/include/mach/vmalloc.h b/arch/arm/mach-clps711x/include/mach/vmalloc.h deleted file mode 100644 index 467b96137e47..000000000000 --- a/arch/arm/mach-clps711x/include/mach/vmalloc.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * arch/arm/mach-clps711x/include/mach/vmalloc.h - * - * Copyright (C) 2000 Deep Blue Solutions Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#define VMALLOC_END 0xd0000000UL diff --git a/arch/arm/mach-clps711x/mm.c b/arch/arm/mach-clps711x/mm.c deleted file mode 100644 index 986592176767..000000000000 --- a/arch/arm/mach-clps711x/mm.c +++ /dev/null @@ -1,48 +0,0 @@ -/* - * linux/arch/arm/mach-clps711x/mm.c - * - * Generic MM setup for the CLPS711x-based machines. - * - * Copyright (C) 2001 Deep Blue Solutions Ltd - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#include <linux/kernel.h> -#include <linux/mm.h> -#include <linux/init.h> - -#include <asm/sizes.h> -#include <mach/hardware.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/mach/map.h> -#include <asm/hardware/clps7111.h> - -/* - * This maps the generic CLPS711x registers - */ -static struct map_desc clps711x_io_desc[] __initdata = { - { - .virtual = CLPS7111_VIRT_BASE, - .pfn = __phys_to_pfn(CLPS7111_PHYS_BASE), - .length = SZ_1M, - .type = MT_DEVICE - } -}; - -void __init clps711x_map_io(void) -{ - iotable_init(clps711x_io_desc, ARRAY_SIZE(clps711x_io_desc)); -} diff --git a/arch/arm/mach-clps711x/time.c b/arch/arm/mach-clps711x/time.c deleted file mode 100644 index d581ef0bcd24..000000000000 --- a/arch/arm/mach-clps711x/time.c +++ /dev/null @@ -1,84 +0,0 @@ -/* - * linux/arch/arm/mach-clps711x/time.c - * - * Copyright (C) 2001 Deep Blue Solutions Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#include <linux/timex.h> -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/irq.h> -#include <linux/sched.h> -#include <linux/io.h> - -#include <mach/hardware.h> -#include <asm/irq.h> -#include <asm/leds.h> -#include <asm/hardware/clps7111.h> - -#include <asm/mach/time.h> - - -/* - * gettimeoffset() returns time since last timer tick, in usecs. - * - * 'LATCH' is hwclock ticks (see CLOCK_TICK_RATE in timex.h) per jiffy. - * 'tick' is usecs per jiffy. - */ -static unsigned long clps711x_gettimeoffset(void) -{ - unsigned long hwticks; - hwticks = LATCH - (clps_readl(TC2D) & 0xffff); /* since last underflow */ - return (hwticks * (tick_nsec / 1000)) / LATCH; -} - -/* - * IRQ handler for the timer - */ -static irqreturn_t -p720t_timer_interrupt(int irq, void *dev_id) -{ - timer_tick(); - return IRQ_HANDLED; -} - -static struct irqaction clps711x_timer_irq = { - .name = "CLPS711x Timer Tick", - .flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL, - .handler = p720t_timer_interrupt, -}; - -static void __init clps711x_timer_init(void) -{ - struct timespec tv; - unsigned int syscon; - - syscon = clps_readl(SYSCON1); - syscon |= SYSCON1_TC2S | SYSCON1_TC2M; - clps_writel(syscon, SYSCON1); - - clps_writel(LATCH-1, TC2D); /* 512kHz / 100Hz - 1 */ - - setup_irq(IRQ_TC2OI, &clps711x_timer_irq); - - tv.tv_nsec = 0; - tv.tv_sec = clps_readl(RTCDR); - do_settimeofday(&tv); -} - -struct sys_timer clps711x_timer = { - .init = clps711x_timer_init, - .offset = clps711x_gettimeoffset, -}; diff --git a/arch/arm/mach-cns3xxx/cns3420vb.c b/arch/arm/mach-cns3xxx/cns3420vb.c index 55f7b4b08ab9..594852fe24cc 100644 --- a/arch/arm/mach-cns3xxx/cns3420vb.c +++ b/arch/arm/mach-cns3xxx/cns3420vb.c @@ -26,6 +26,7 @@ #include <linux/mtd/partitions.h> #include <asm/setup.h> #include <asm/mach-types.h> +#include <asm/hardware/gic.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/time.h> @@ -201,5 +202,6 @@ MACHINE_START(CNS3420VB, "Cavium Networks CNS3420 Validation Board") .map_io = cns3420_map_io, .init_irq = cns3xxx_init_irq, .timer = &cns3xxx_timer, + .handle_irq = gic_handle_irq, .init_machine = cns3420_init, MACHINE_END diff --git a/arch/arm/mach-cns3xxx/include/mach/entry-macro.S b/arch/arm/mach-cns3xxx/include/mach/entry-macro.S index d87bfc397d39..01c57df5f716 100644 --- a/arch/arm/mach-cns3xxx/include/mach/entry-macro.S +++ b/arch/arm/mach-cns3xxx/include/mach/entry-macro.S @@ -8,8 +8,6 @@ * published by the Free Software Foundation. */ -#include <asm/hardware/entry-macro-gic.S> - .macro disable_fiq .endm diff --git a/arch/arm/mach-cns3xxx/include/mach/vmalloc.h b/arch/arm/mach-cns3xxx/include/mach/vmalloc.h deleted file mode 100644 index 1dd231d2f772..000000000000 --- a/arch/arm/mach-cns3xxx/include/mach/vmalloc.h +++ /dev/null @@ -1,11 +0,0 @@ -/* - * Copyright 2000 Russell King. - * Copyright 2003 ARM Limited - * Copyright 2008 Cavium Networks - * - * This file is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, Version 2, as - * published by the Free Software Foundation. - */ - -#define VMALLOC_END 0xd8000000UL diff --git a/arch/arm/mach-davinci/Makefile b/arch/arm/mach-davinci/Makefile index 495e31306fc0..2db78bd5c835 100644 --- a/arch/arm/mach-davinci/Makefile +++ b/arch/arm/mach-davinci/Makefile @@ -4,7 +4,7 @@ # # Common objects -obj-y := time.o clock.o serial.o io.o psc.o \ +obj-y := time.o clock.o serial.o psc.o \ dma.o usb.o common.o sram.o aemif.o obj-$(CONFIG_DAVINCI_MUX) += mux.o diff --git a/arch/arm/mach-davinci/include/mach/io.h b/arch/arm/mach-davinci/include/mach/io.h index d1b954955c12..b2267d1e1a71 100644 --- a/arch/arm/mach-davinci/include/mach/io.h +++ b/arch/arm/mach-davinci/include/mach/io.h @@ -21,12 +21,4 @@ #define __mem_pci(a) (a) #define __mem_isa(a) (a) -#ifndef __ASSEMBLER__ -#define __arch_ioremap davinci_ioremap -#define __arch_iounmap davinci_iounmap - -void __iomem *davinci_ioremap(unsigned long phys, size_t size, - unsigned int type); -void davinci_iounmap(volatile void __iomem *addr); -#endif #endif /* __ASM_ARCH_IO_H */ diff --git a/arch/arm/mach-davinci/include/mach/vmalloc.h b/arch/arm/mach-davinci/include/mach/vmalloc.h deleted file mode 100644 index d49646a8e206..000000000000 --- a/arch/arm/mach-davinci/include/mach/vmalloc.h +++ /dev/null @@ -1,14 +0,0 @@ -/* - * DaVinci vmalloc definitions - * - * Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com> - * - * 2007 (c) MontaVista Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ -#include <mach/hardware.h> - -/* Allow vmalloc range until the IO virtual range minus a 2M "hole" */ -#define VMALLOC_END (IO_VIRT - (2<<20)) diff --git a/arch/arm/mach-davinci/io.c b/arch/arm/mach-davinci/io.c deleted file mode 100644 index 8ea60a8b2495..000000000000 --- a/arch/arm/mach-davinci/io.c +++ /dev/null @@ -1,48 +0,0 @@ -/* - * DaVinci I/O mapping code - * - * Copyright (C) 2005-2006 Texas Instruments - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/module.h> -#include <linux/io.h> - -#include <asm/tlb.h> -#include <asm/mach/map.h> - -#include <mach/common.h> - -/* - * Intercept ioremap() requests for addresses in our fixed mapping regions. - */ -void __iomem *davinci_ioremap(unsigned long p, size_t size, unsigned int type) -{ - struct map_desc *desc = davinci_soc_info.io_desc; - int desc_num = davinci_soc_info.io_desc_num; - int i; - - for (i = 0; i < desc_num; i++, desc++) { - unsigned long iophys = __pfn_to_phys(desc->pfn); - unsigned long iosize = desc->length; - - if (p >= iophys && (p + size) <= (iophys + iosize)) - return __io(desc->virtual + p - iophys); - } - - return __arm_ioremap_caller(p, size, type, - __builtin_return_address(0)); -} -EXPORT_SYMBOL(davinci_ioremap); - -void davinci_iounmap(volatile void __iomem *addr) -{ - unsigned long virt = (unsigned long)addr; - - if (virt >= VMALLOC_START && virt < VMALLOC_END) - __iounmap(addr); -} -EXPORT_SYMBOL(davinci_iounmap); diff --git a/arch/arm/mach-dove/include/mach/dove.h b/arch/arm/mach-dove/include/mach/dove.h index b20ec9af7882..ad1165d488c1 100644 --- a/arch/arm/mach-dove/include/mach/dove.h +++ b/arch/arm/mach-dove/include/mach/dove.h @@ -11,8 +11,6 @@ #ifndef __ASM_ARCH_DOVE_H #define __ASM_ARCH_DOVE_H -#include <mach/vmalloc.h> - /* * Marvell Dove address maps. * diff --git a/arch/arm/mach-dove/include/mach/vmalloc.h b/arch/arm/mach-dove/include/mach/vmalloc.h deleted file mode 100644 index a28792cf761e..000000000000 --- a/arch/arm/mach-dove/include/mach/vmalloc.h +++ /dev/null @@ -1,5 +0,0 @@ -/* - * arch/arm/mach-dove/include/mach/vmalloc.h - */ - -#define VMALLOC_END 0xfd800000UL diff --git a/arch/arm/mach-ebsa110/core.c b/arch/arm/mach-ebsa110/core.c index d0ce8abdd4b6..ce3ed244c4b0 100644 --- a/arch/arm/mach-ebsa110/core.c +++ b/arch/arm/mach-ebsa110/core.c @@ -283,7 +283,7 @@ MACHINE_START(EBSA110, "EBSA110") .atag_offset = 0x400, .reserve_lp0 = 1, .reserve_lp2 = 1, - .soft_reboot = 1, + .restart_mode = 's', .map_io = ebsa110_map_io, .init_irq = ebsa110_init_irq, .timer = &ebsa110_timer, diff --git a/arch/arm/mach-ebsa110/include/mach/system.h b/arch/arm/mach-ebsa110/include/mach/system.h index 9a26245bf1fc..0d5df72a03f6 100644 --- a/arch/arm/mach-ebsa110/include/mach/system.h +++ b/arch/arm/mach-ebsa110/include/mach/system.h @@ -34,6 +34,6 @@ static inline void arch_idle(void) asm volatile ("mcr p15, 0, ip, c15, c1, 2" : : : "cc"); } -#define arch_reset(mode, cmd) cpu_reset(0x80000000) +#define arch_reset(mode, cmd) soft_restart(0x80000000) #endif diff --git a/arch/arm/mach-ebsa110/include/mach/vmalloc.h b/arch/arm/mach-ebsa110/include/mach/vmalloc.h deleted file mode 100644 index ea141b7a3e03..000000000000 --- a/arch/arm/mach-ebsa110/include/mach/vmalloc.h +++ /dev/null @@ -1,10 +0,0 @@ -/* - * arch/arm/mach-ebsa110/include/mach/vmalloc.h - * - * Copyright (C) 1998 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#define VMALLOC_END 0xdf000000UL diff --git a/arch/arm/mach-ep93xx/adssphere.c b/arch/arm/mach-ep93xx/adssphere.c index 0713448206a5..d9b0ea2ba4d8 100644 --- a/arch/arm/mach-ep93xx/adssphere.c +++ b/arch/arm/mach-ep93xx/adssphere.c @@ -16,6 +16,7 @@ #include <mach/hardware.h> +#include <asm/hardware/vic.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -36,6 +37,7 @@ MACHINE_START(ADSSPHERE, "ADS Sphere board") .atag_offset = 0x100, .map_io = ep93xx_map_io, .init_irq = ep93xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = adssphere_init_machine, MACHINE_END diff --git a/arch/arm/mach-ep93xx/edb93xx.c b/arch/arm/mach-ep93xx/edb93xx.c index 70ef8c527d27..9bbae0835f27 100644 --- a/arch/arm/mach-ep93xx/edb93xx.c +++ b/arch/arm/mach-ep93xx/edb93xx.c @@ -39,6 +39,7 @@ #include <mach/ep93xx_spi.h> #include <mach/gpio-ep93xx.h> +#include <asm/hardware/vic.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -250,6 +251,7 @@ MACHINE_START(EDB9301, "Cirrus Logic EDB9301 Evaluation Board") .atag_offset = 0x100, .map_io = ep93xx_map_io, .init_irq = ep93xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = edb93xx_init_machine, MACHINE_END @@ -261,6 +263,7 @@ MACHINE_START(EDB9302, "Cirrus Logic EDB9302 Evaluation Board") .atag_offset = 0x100, .map_io = ep93xx_map_io, .init_irq = ep93xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = edb93xx_init_machine, MACHINE_END @@ -272,6 +275,7 @@ MACHINE_START(EDB9302A, "Cirrus Logic EDB9302A Evaluation Board") .atag_offset = 0x100, .map_io = ep93xx_map_io, .init_irq = ep93xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = edb93xx_init_machine, MACHINE_END @@ -283,6 +287,7 @@ MACHINE_START(EDB9307, "Cirrus Logic EDB9307 Evaluation Board") .atag_offset = 0x100, .map_io = ep93xx_map_io, .init_irq = ep93xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = edb93xx_init_machine, MACHINE_END @@ -294,6 +299,7 @@ MACHINE_START(EDB9307A, "Cirrus Logic EDB9307A Evaluation Board") .atag_offset = 0x100, .map_io = ep93xx_map_io, .init_irq = ep93xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = edb93xx_init_machine, MACHINE_END @@ -305,6 +311,7 @@ MACHINE_START(EDB9312, "Cirrus Logic EDB9312 Evaluation Board") .atag_offset = 0x100, .map_io = ep93xx_map_io, .init_irq = ep93xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = edb93xx_init_machine, MACHINE_END @@ -316,6 +323,7 @@ MACHINE_START(EDB9315, "Cirrus Logic EDB9315 Evaluation Board") .atag_offset = 0x100, .map_io = ep93xx_map_io, .init_irq = ep93xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = edb93xx_init_machine, MACHINE_END @@ -327,6 +335,7 @@ MACHINE_START(EDB9315A, "Cirrus Logic EDB9315A Evaluation Board") .atag_offset = 0x100, .map_io = ep93xx_map_io, .init_irq = ep93xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = edb93xx_init_machine, MACHINE_END diff --git a/arch/arm/mach-ep93xx/gesbc9312.c b/arch/arm/mach-ep93xx/gesbc9312.c index 45ee205856f8..1dd32a7c5f15 100644 --- a/arch/arm/mach-ep93xx/gesbc9312.c +++ b/arch/arm/mach-ep93xx/gesbc9312.c @@ -16,6 +16,7 @@ #include <mach/hardware.h> +#include <asm/hardware/vic.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -36,6 +37,7 @@ MACHINE_START(GESBC9312, "Glomation GESBC-9312-sx") .atag_offset = 0x100, .map_io = ep93xx_map_io, .init_irq = ep93xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = gesbc9312_init_machine, MACHINE_END diff --git a/arch/arm/mach-ep93xx/include/mach/entry-macro.S b/arch/arm/mach-ep93xx/include/mach/entry-macro.S index 96b85e2c2c0b..9be6edcf9045 100644 --- a/arch/arm/mach-ep93xx/include/mach/entry-macro.S +++ b/arch/arm/mach-ep93xx/include/mach/entry-macro.S @@ -9,51 +9,9 @@ * the Free Software Foundation; either version 2 of the License, or (at * your option) any later version. */ -#include <mach/ep93xx-regs.h> .macro disable_fiq .endm - .macro get_irqnr_preamble, base, tmp - .endm - .macro arch_ret_to_user, tmp1, tmp2 .endm - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - ldr \base, =(EP93XX_AHB_VIRT_BASE) - orr \base, \base, #0x000b0000 - mov \irqnr, #0 - ldr \irqstat, [\base] @ lower 32 interrupts - cmp \irqstat, #0 - bne 1001f - - eor \base, \base, #0x00070000 - ldr \irqstat, [\base] @ upper 32 interrupts - cmp \irqstat, #0 - beq 1002f - mov \irqnr, #0x20 - -1001: - movs \tmp, \irqstat, lsl #16 - movne \irqstat, \tmp - addeq \irqnr, \irqnr, #16 - - movs \tmp, \irqstat, lsl #8 - movne \irqstat, \tmp - addeq \irqnr, \irqnr, #8 - - movs \tmp, \irqstat, lsl #4 - movne \irqstat, \tmp - addeq \irqnr, \irqnr, #4 - - movs \tmp, \irqstat, lsl #2 - movne \irqstat, \tmp - addeq \irqnr, \irqnr, #2 - - movs \tmp, \irqstat, lsl #1 - addeq \irqnr, \irqnr, #1 - orrs \base, \base, #1 - -1002: - .endm diff --git a/arch/arm/mach-ep93xx/include/mach/system.h b/arch/arm/mach-ep93xx/include/mach/system.h index 6d661fe9d66c..bdf6c4f1feef 100644 --- a/arch/arm/mach-ep93xx/include/mach/system.h +++ b/arch/arm/mach-ep93xx/include/mach/system.h @@ -11,8 +11,6 @@ static inline void arch_idle(void) static inline void arch_reset(char mode, const char *cmd) { - local_irq_disable(); - /* * Set then clear the SWRST bit to initiate a software reset */ diff --git a/arch/arm/mach-ep93xx/include/mach/vmalloc.h b/arch/arm/mach-ep93xx/include/mach/vmalloc.h deleted file mode 100644 index 1b3f25d03d39..000000000000 --- a/arch/arm/mach-ep93xx/include/mach/vmalloc.h +++ /dev/null @@ -1,5 +0,0 @@ -/* - * arch/arm/mach-ep93xx/include/mach/vmalloc.h - */ - -#define VMALLOC_END 0xfe800000UL diff --git a/arch/arm/mach-ep93xx/micro9.c b/arch/arm/mach-ep93xx/micro9.c index e72f7368876e..a6dae6c2e3c1 100644 --- a/arch/arm/mach-ep93xx/micro9.c +++ b/arch/arm/mach-ep93xx/micro9.c @@ -18,6 +18,7 @@ #include <mach/hardware.h> +#include <asm/hardware/vic.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -80,6 +81,7 @@ MACHINE_START(MICRO9, "Contec Micro9-High") .atag_offset = 0x100, .map_io = ep93xx_map_io, .init_irq = ep93xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = micro9_init_machine, MACHINE_END @@ -91,6 +93,7 @@ MACHINE_START(MICRO9M, "Contec Micro9-Mid") .atag_offset = 0x100, .map_io = ep93xx_map_io, .init_irq = ep93xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = micro9_init_machine, MACHINE_END @@ -102,6 +105,7 @@ MACHINE_START(MICRO9L, "Contec Micro9-Lite") .atag_offset = 0x100, .map_io = ep93xx_map_io, .init_irq = ep93xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = micro9_init_machine, MACHINE_END @@ -113,6 +117,7 @@ MACHINE_START(MICRO9S, "Contec Micro9-Slim") .atag_offset = 0x100, .map_io = ep93xx_map_io, .init_irq = ep93xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = micro9_init_machine, MACHINE_END diff --git a/arch/arm/mach-ep93xx/simone.c b/arch/arm/mach-ep93xx/simone.c index 52e090dc9d27..40121ba8e711 100644 --- a/arch/arm/mach-ep93xx/simone.c +++ b/arch/arm/mach-ep93xx/simone.c @@ -25,6 +25,7 @@ #include <mach/fb.h> #include <mach/gpio-ep93xx.h> +#include <asm/hardware/vic.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -80,6 +81,7 @@ MACHINE_START(SIM_ONE, "Simplemachines Sim.One Board") .atag_offset = 0x100, .map_io = ep93xx_map_io, .init_irq = ep93xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = simone_init_machine, MACHINE_END diff --git a/arch/arm/mach-ep93xx/snappercl15.c b/arch/arm/mach-ep93xx/snappercl15.c index 8121e3aedc0a..ec7c63ff01e2 100644 --- a/arch/arm/mach-ep93xx/snappercl15.c +++ b/arch/arm/mach-ep93xx/snappercl15.c @@ -31,6 +31,7 @@ #include <mach/fb.h> #include <mach/gpio-ep93xx.h> +#include <asm/hardware/vic.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -177,6 +178,7 @@ MACHINE_START(SNAPPER_CL15, "Bluewater Systems Snapper CL15") .atag_offset = 0x100, .map_io = ep93xx_map_io, .init_irq = ep93xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = snappercl15_init_machine, MACHINE_END diff --git a/arch/arm/mach-ep93xx/ts72xx.c b/arch/arm/mach-ep93xx/ts72xx.c index 8b2f1435bcac..760384e6407d 100644 --- a/arch/arm/mach-ep93xx/ts72xx.c +++ b/arch/arm/mach-ep93xx/ts72xx.c @@ -23,6 +23,7 @@ #include <mach/hardware.h> #include <mach/ts72xx.h> +#include <asm/hardware/vic.h> #include <asm/mach-types.h> #include <asm/mach/map.h> #include <asm/mach/arch.h> @@ -247,6 +248,7 @@ MACHINE_START(TS72XX, "Technologic Systems TS-72xx SBC") .atag_offset = 0x100, .map_io = ts72xx_map_io, .init_irq = ep93xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = ts72xx_init_machine, MACHINE_END diff --git a/arch/arm/mach-exynos/cpu.c b/arch/arm/mach-exynos/cpu.c index 90ec247f3b37..22316cb31a8c 100644 --- a/arch/arm/mach-exynos/cpu.c +++ b/arch/arm/mach-exynos/cpu.c @@ -15,6 +15,7 @@ #include <asm/mach/irq.h> #include <asm/proc-fns.h> +#include <asm/exception.h> #include <asm/hardware/cache-l2x0.h> #include <asm/hardware/gic.h> @@ -33,8 +34,6 @@ #include <mach/regs-irq.h> #include <mach/regs-pmu.h> -unsigned int gic_bank_offset __read_mostly; - extern int combiner_init(unsigned int combiner_nr, void __iomem *base, unsigned int irq_start); extern void combiner_cascade_irq(unsigned int combiner_nr, unsigned int irq); @@ -207,27 +206,14 @@ void __init exynos4_init_clocks(int xtal) exynos4_setup_clocks(); } -static void exynos4_gic_irq_fix_base(struct irq_data *d) -{ - struct gic_chip_data *gic_data = irq_data_get_irq_chip_data(d); - - gic_data->cpu_base = S5P_VA_GIC_CPU + - (gic_bank_offset * smp_processor_id()); - - gic_data->dist_base = S5P_VA_GIC_DIST + - (gic_bank_offset * smp_processor_id()); -} - void __init exynos4_init_irq(void) { int irq; + unsigned int gic_bank_offset; gic_bank_offset = soc_is_exynos4412() ? 0x4000 : 0x8000; - gic_init(0, IRQ_PPI(0), S5P_VA_GIC_DIST, S5P_VA_GIC_CPU); - gic_arch_extn.irq_eoi = exynos4_gic_irq_fix_base; - gic_arch_extn.irq_unmask = exynos4_gic_irq_fix_base; - gic_arch_extn.irq_mask = exynos4_gic_irq_fix_base; + gic_init_bases(0, IRQ_PPI(0), S5P_VA_GIC_DIST, S5P_VA_GIC_CPU, gic_bank_offset); for (irq = 0; irq < MAX_COMBINER_NR; irq++) { diff --git a/arch/arm/mach-exynos/include/mach/entry-macro.S b/arch/arm/mach-exynos/include/mach/entry-macro.S index f5e9fd8e37b4..3ba4f547534b 100644 --- a/arch/arm/mach-exynos/include/mach/entry-macro.S +++ b/arch/arm/mach-exynos/include/mach/entry-macro.S @@ -9,83 +9,8 @@ * warranty of any kind, whether express or implied. */ -#include <mach/hardware.h> -#include <mach/map.h> -#include <asm/hardware/gic.h> - .macro disable_fiq .endm - .macro get_irqnr_preamble, base, tmp - mov \tmp, #0 - - mrc p15, 0, \base, c0, c0, 5 - and \base, \base, #3 - cmp \base, #0 - beq 1f - - ldr \tmp, =gic_bank_offset - ldr \tmp, [\tmp] - cmp \base, #1 - beq 1f - - cmp \base, #2 - addeq \tmp, \tmp, \tmp - addne \tmp, \tmp, \tmp, LSL #1 - -1: ldr \base, =gic_cpu_base_addr - ldr \base, [\base] - add \base, \base, \tmp - .endm - .macro arch_ret_to_user, tmp1, tmp2 .endm - - /* - * The interrupt numbering scheme is defined in the - * interrupt controller spec. To wit: - * - * Interrupts 0-15 are IPI - * 16-28 are reserved - * 29-31 are local. We allow 30 to be used for the watchdog. - * 32-1020 are global - * 1021-1022 are reserved - * 1023 is "spurious" (no interrupt) - * - * For now, we ignore all local interrupts so only return an interrupt if it's - * between 30 and 1020. The test_for_ipi routine below will pick up on IPIs. - * - * A simple read from the controller will tell us the number of the highest - * priority enabled interrupt. We then just need to check whether it is in the - * valid range for an IRQ (30-1020 inclusive). - */ - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - - ldr \irqstat, [\base, #GIC_CPU_INTACK] /* bits 12-10 = src CPU, 9-0 = int # */ - - ldr \tmp, =1021 - - bic \irqnr, \irqstat, #0x1c00 - - cmp \irqnr, #15 - cmpcc \irqnr, \irqnr - cmpne \irqnr, \tmp - cmpcs \irqnr, \irqnr - addne \irqnr, \irqnr, #32 - - .endm - - /* We assume that irqstat (the raw value of the IRQ acknowledge - * register) is preserved from the macro above. - * If there is an IPI, we immediately signal end of interrupt on the - * controller, since this requires the original irqstat value which - * we won't easily be able to recreate later. - */ - - .macro test_for_ipi, irqnr, irqstat, base, tmp - bic \irqnr, \irqstat, #0x1c00 - cmp \irqnr, #16 - strcc \irqstat, [\base, #GIC_CPU_EOI] - cmpcs \irqnr, \irqnr - .endm diff --git a/arch/arm/mach-exynos/include/mach/vmalloc.h b/arch/arm/mach-exynos/include/mach/vmalloc.h deleted file mode 100644 index 284330e571d2..000000000000 --- a/arch/arm/mach-exynos/include/mach/vmalloc.h +++ /dev/null @@ -1,22 +0,0 @@ -/* linux/arch/arm/mach-exynos4/include/mach/vmalloc.h - * - * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * Copyright 2010 Ben Dooks <ben-linux@fluff.org> - * - * Based on arch/arm/mach-s5p6440/include/mach/vmalloc.h - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * EXYNOS4 vmalloc definition -*/ - -#ifndef __ASM_ARCH_VMALLOC_H -#define __ASM_ARCH_VMALLOC_H __FILE__ - -#define VMALLOC_END 0xF6000000UL - -#endif /* __ASM_ARCH_VMALLOC_H */ diff --git a/arch/arm/mach-exynos/mach-armlex4210.c b/arch/arm/mach-exynos/mach-armlex4210.c index f0ca6c157d29..49da3089249a 100644 --- a/arch/arm/mach-exynos/mach-armlex4210.c +++ b/arch/arm/mach-exynos/mach-armlex4210.c @@ -16,6 +16,7 @@ #include <linux/smsc911x.h> #include <asm/mach/arch.h> +#include <asm/hardware/gic.h> #include <asm/mach-types.h> #include <plat/cpu.h> @@ -210,6 +211,7 @@ MACHINE_START(ARMLEX4210, "ARMLEX4210") .atag_offset = 0x100, .init_irq = exynos4_init_irq, .map_io = armlex4210_map_io, + .handle_irq = gic_handle_irq, .init_machine = armlex4210_machine_init, .timer = &exynos4_timer, MACHINE_END diff --git a/arch/arm/mach-exynos/mach-nuri.c b/arch/arm/mach-exynos/mach-nuri.c index 236bbe187163..5acec11821a4 100644 --- a/arch/arm/mach-exynos/mach-nuri.c +++ b/arch/arm/mach-exynos/mach-nuri.c @@ -32,6 +32,7 @@ #include <media/v4l2-mediabus.h> #include <asm/mach/arch.h> +#include <asm/hardware/gic.h> #include <asm/mach-types.h> #include <plat/adc.h> @@ -1333,6 +1334,7 @@ MACHINE_START(NURI, "NURI") .atag_offset = 0x100, .init_irq = exynos4_init_irq, .map_io = nuri_map_io, + .handle_irq = gic_handle_irq, .init_machine = nuri_machine_init, .timer = &exynos4_timer, .reserve = &nuri_reserve, diff --git a/arch/arm/mach-exynos/mach-origen.c b/arch/arm/mach-exynos/mach-origen.c index f80b563f2be7..5561b06c38ec 100644 --- a/arch/arm/mach-exynos/mach-origen.c +++ b/arch/arm/mach-exynos/mach-origen.c @@ -22,6 +22,7 @@ #include <linux/lcd.h> #include <asm/mach/arch.h> +#include <asm/hardware/gic.h> #include <asm/mach-types.h> #include <video/platform_lcd.h> @@ -694,6 +695,7 @@ MACHINE_START(ORIGEN, "ORIGEN") .atag_offset = 0x100, .init_irq = exynos4_init_irq, .map_io = origen_map_io, + .handle_irq = gic_handle_irq, .init_machine = origen_machine_init, .timer = &exynos4_timer, .reserve = &origen_reserve, diff --git a/arch/arm/mach-exynos/mach-smdk4x12.c b/arch/arm/mach-exynos/mach-smdk4x12.c index fcf2e0e23d53..722d82d7f217 100644 --- a/arch/arm/mach-exynos/mach-smdk4x12.c +++ b/arch/arm/mach-exynos/mach-smdk4x12.c @@ -21,6 +21,7 @@ #include <linux/serial_core.h> #include <asm/mach/arch.h> +#include <asm/hardware/gic.h> #include <asm/mach-types.h> #include <plat/backlight.h> @@ -287,6 +288,7 @@ MACHINE_START(SMDK4212, "SMDK4212") .atag_offset = 0x100, .init_irq = exynos4_init_irq, .map_io = smdk4x12_map_io, + .handle_irq = gic_handle_irq, .init_machine = smdk4x12_machine_init, .timer = &exynos4_timer, MACHINE_END @@ -297,6 +299,7 @@ MACHINE_START(SMDK4412, "SMDK4412") .atag_offset = 0x100, .init_irq = exynos4_init_irq, .map_io = smdk4x12_map_io, + .handle_irq = gic_handle_irq, .init_machine = smdk4x12_machine_init, .timer = &exynos4_timer, MACHINE_END diff --git a/arch/arm/mach-exynos/mach-smdkv310.c b/arch/arm/mach-exynos/mach-smdkv310.c index cec2afabe7b4..edc60b6108ed 100644 --- a/arch/arm/mach-exynos/mach-smdkv310.c +++ b/arch/arm/mach-exynos/mach-smdkv310.c @@ -21,6 +21,7 @@ #include <linux/pwm_backlight.h> #include <asm/mach/arch.h> +#include <asm/hardware/gic.h> #include <asm/mach-types.h> #include <video/platform_lcd.h> @@ -375,6 +376,7 @@ MACHINE_START(SMDKV310, "SMDKV310") .atag_offset = 0x100, .init_irq = exynos4_init_irq, .map_io = smdkv310_map_io, + .handle_irq = gic_handle_irq, .init_machine = smdkv310_machine_init, .timer = &exynos4_timer, .reserve = &smdkv310_reserve, @@ -385,6 +387,7 @@ MACHINE_START(SMDKC210, "SMDKC210") .atag_offset = 0x100, .init_irq = exynos4_init_irq, .map_io = smdkv310_map_io, + .handle_irq = gic_handle_irq, .init_machine = smdkv310_machine_init, .timer = &exynos4_timer, MACHINE_END diff --git a/arch/arm/mach-exynos/mach-universal_c210.c b/arch/arm/mach-exynos/mach-universal_c210.c index a2a177ff4b44..cfc7d5076f5a 100644 --- a/arch/arm/mach-exynos/mach-universal_c210.c +++ b/arch/arm/mach-exynos/mach-universal_c210.c @@ -24,6 +24,7 @@ #include <linux/i2c/atmel_mxt_ts.h> #include <asm/mach/arch.h> +#include <asm/hardware/gic.h> #include <asm/mach-types.h> #include <plat/regs-serial.h> @@ -1058,6 +1059,7 @@ MACHINE_START(UNIVERSAL_C210, "UNIVERSAL_C210") .atag_offset = 0x100, .init_irq = exynos4_init_irq, .map_io = universal_map_io, + .handle_irq = gic_handle_irq, .init_machine = universal_machine_init, .timer = &exynos4_timer, .reserve = &universal_reserve, diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c index 69ffb2fb3875..60bc45e3e709 100644 --- a/arch/arm/mach-exynos/platsmp.c +++ b/arch/arm/mach-exynos/platsmp.c @@ -32,7 +32,6 @@ #include <plat/cpu.h> -extern unsigned int gic_bank_offset; extern void exynos4_secondary_startup(void); #define CPU1_BOOT_REG (samsung_rev() == EXYNOS4210_REV_1_1 ? \ @@ -65,31 +64,6 @@ static void __iomem *scu_base_addr(void) static DEFINE_SPINLOCK(boot_lock); -static void __cpuinit exynos4_gic_secondary_init(void) -{ - void __iomem *dist_base = S5P_VA_GIC_DIST + - (gic_bank_offset * smp_processor_id()); - void __iomem *cpu_base = S5P_VA_GIC_CPU + - (gic_bank_offset * smp_processor_id()); - int i; - - /* - * Deal with the banked PPI and SGI interrupts - disable all - * PPI interrupts, ensure all SGI interrupts are enabled. - */ - __raw_writel(0xffff0000, dist_base + GIC_DIST_ENABLE_CLEAR); - __raw_writel(0x0000ffff, dist_base + GIC_DIST_ENABLE_SET); - - /* - * Set priority on PPI and SGI interrupts - */ - for (i = 0; i < 32; i += 4) - __raw_writel(0xa0a0a0a0, dist_base + GIC_DIST_PRI + i * 4 / 4); - - __raw_writel(0xf0, cpu_base + GIC_CPU_PRIMASK); - __raw_writel(1, cpu_base + GIC_CPU_CTRL); -} - void __cpuinit platform_secondary_init(unsigned int cpu) { /* @@ -97,7 +71,7 @@ void __cpuinit platform_secondary_init(unsigned int cpu) * core (e.g. timer irq), then they will not have been enabled * for us: do so */ - exynos4_gic_secondary_init(); + gic_secondary_init(0); /* * let the primary processor know we're out of the diff --git a/arch/arm/mach-footbridge/cats-hw.c b/arch/arm/mach-footbridge/cats-hw.c index d5f178540928..60b6774e1eaa 100644 --- a/arch/arm/mach-footbridge/cats-hw.c +++ b/arch/arm/mach-footbridge/cats-hw.c @@ -86,7 +86,7 @@ fixup_cats(struct tag *tags, char **cmdline, struct meminfo *mi) MACHINE_START(CATS, "Chalice-CATS") /* Maintainer: Philip Blundell */ .atag_offset = 0x100, - .soft_reboot = 1, + .restart_mode = 's', .fixup = fixup_cats, .map_io = footbridge_map_io, .init_irq = footbridge_init_irq, diff --git a/arch/arm/mach-footbridge/include/mach/system.h b/arch/arm/mach-footbridge/include/mach/system.h index 0b2931566209..249f895910fb 100644 --- a/arch/arm/mach-footbridge/include/mach/system.h +++ b/arch/arm/mach-footbridge/include/mach/system.h @@ -24,7 +24,7 @@ static inline void arch_reset(char mode, const char *cmd) /* * Jump into the ROM */ - cpu_reset(0x41000000); + soft_restart(0x41000000); } else { if (machine_is_netwinder()) { /* open up the SuperIO chip diff --git a/arch/arm/mach-footbridge/include/mach/vmalloc.h b/arch/arm/mach-footbridge/include/mach/vmalloc.h deleted file mode 100644 index 40ba78e5782b..000000000000 --- a/arch/arm/mach-footbridge/include/mach/vmalloc.h +++ /dev/null @@ -1,10 +0,0 @@ -/* - * arch/arm/mach-footbridge/include/mach/vmalloc.h - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - - -#define VMALLOC_END 0xf0000000UL diff --git a/arch/arm/mach-gemini/include/mach/vmalloc.h b/arch/arm/mach-gemini/include/mach/vmalloc.h deleted file mode 100644 index 45371eb86fcb..000000000000 --- a/arch/arm/mach-gemini/include/mach/vmalloc.h +++ /dev/null @@ -1,10 +0,0 @@ -/* - * Copyright (C) 2008-2009 Paulius Zaleckas <paulius.zaleckas@teltonika.lt> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#define VMALLOC_END 0xf0000000UL diff --git a/arch/arm/mach-h720x/include/mach/vmalloc.h b/arch/arm/mach-h720x/include/mach/vmalloc.h deleted file mode 100644 index 8520b4a4d4e6..000000000000 --- a/arch/arm/mach-h720x/include/mach/vmalloc.h +++ /dev/null @@ -1,10 +0,0 @@ -/* - * arch/arm/mach-h720x/include/mach/vmalloc.h - */ - -#ifndef __ARCH_ARM_VMALLOC_H -#define __ARCH_ARM_VMALLOC_H - -#define VMALLOC_END 0xd0000000UL - -#endif diff --git a/arch/arm/mach-highbank/highbank.c b/arch/arm/mach-highbank/highbank.c index 88660d500f5b..7266dd510f1a 100644 --- a/arch/arm/mach-highbank/highbank.c +++ b/arch/arm/mach-highbank/highbank.c @@ -144,6 +144,7 @@ DT_MACHINE_START(HIGHBANK, "Highbank") .map_io = highbank_map_io, .init_irq = highbank_init_irq, .timer = &highbank_timer, + .handle_irq = gic_handle_irq, .init_machine = highbank_init, .dt_compat = highbank_match, MACHINE_END diff --git a/arch/arm/mach-highbank/include/mach/entry-macro.S b/arch/arm/mach-highbank/include/mach/entry-macro.S index 73c11297509e..a14f9e62ca92 100644 --- a/arch/arm/mach-highbank/include/mach/entry-macro.S +++ b/arch/arm/mach-highbank/include/mach/entry-macro.S @@ -1,5 +1,3 @@ -#include <asm/hardware/entry-macro-gic.S> - .macro disable_fiq .endm diff --git a/arch/arm/mach-highbank/include/mach/vmalloc.h b/arch/arm/mach-highbank/include/mach/vmalloc.h deleted file mode 100644 index 1969e954277a..000000000000 --- a/arch/arm/mach-highbank/include/mach/vmalloc.h +++ /dev/null @@ -1 +0,0 @@ -#define VMALLOC_END 0xFEE00000UL diff --git a/arch/arm/mach-integrator/include/mach/vmalloc.h b/arch/arm/mach-integrator/include/mach/vmalloc.h deleted file mode 100644 index 2f5a2bafb11f..000000000000 --- a/arch/arm/mach-integrator/include/mach/vmalloc.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * arch/arm/mach-integrator/include/mach/vmalloc.h - * - * Copyright (C) 2000 Russell King. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#define VMALLOC_END 0xd0000000UL diff --git a/arch/arm/mach-iop13xx/include/mach/vmalloc.h b/arch/arm/mach-iop13xx/include/mach/vmalloc.h deleted file mode 100644 index c53456740345..000000000000 --- a/arch/arm/mach-iop13xx/include/mach/vmalloc.h +++ /dev/null @@ -1,4 +0,0 @@ -#ifndef _VMALLOC_H_ -#define _VMALLOC_H_ -#define VMALLOC_END 0xfa000000UL -#endif diff --git a/arch/arm/mach-iop32x/include/mach/io.h b/arch/arm/mach-iop32x/include/mach/io.h index 059c783ce0b2..2d88264b9863 100644 --- a/arch/arm/mach-iop32x/include/mach/io.h +++ b/arch/arm/mach-iop32x/include/mach/io.h @@ -13,15 +13,8 @@ #include <asm/hardware/iop3xx.h> -extern void __iomem *__iop3xx_ioremap(unsigned long cookie, size_t size, - unsigned int mtype); -extern void __iop3xx_iounmap(void __iomem *addr); - #define IO_SPACE_LIMIT 0xffffffff #define __io(p) ((void __iomem *)IOP3XX_PCI_IO_PHYS_TO_VIRT(p)) #define __mem_pci(a) (a) -#define __arch_ioremap __iop3xx_ioremap -#define __arch_iounmap __iop3xx_iounmap - #endif diff --git a/arch/arm/mach-iop32x/include/mach/system.h b/arch/arm/mach-iop32x/include/mach/system.h index a4b808fe0d81..b4f83e5973b2 100644 --- a/arch/arm/mach-iop32x/include/mach/system.h +++ b/arch/arm/mach-iop32x/include/mach/system.h @@ -18,8 +18,6 @@ static inline void arch_idle(void) static inline void arch_reset(char mode, const char *cmd) { - local_irq_disable(); - if (machine_is_n2100()) { gpio_line_set(N2100_HARDWARE_RESET, GPIO_LOW); gpio_line_config(N2100_HARDWARE_RESET, GPIO_OUT); @@ -30,5 +28,5 @@ static inline void arch_reset(char mode, const char *cmd) *IOP3XX_PCSR = 0x30; /* Jump into ROM at address 0 */ - cpu_reset(0); + soft_restart(0); } diff --git a/arch/arm/mach-iop32x/include/mach/vmalloc.h b/arch/arm/mach-iop32x/include/mach/vmalloc.h deleted file mode 100644 index c4862d48e583..000000000000 --- a/arch/arm/mach-iop32x/include/mach/vmalloc.h +++ /dev/null @@ -1,5 +0,0 @@ -/* - * arch/arm/mach-iop32x/include/mach/vmalloc.h - */ - -#define VMALLOC_END 0xfe000000UL diff --git a/arch/arm/mach-iop33x/include/mach/io.h b/arch/arm/mach-iop33x/include/mach/io.h index 39e893e97c21..a8a66fc8fbdb 100644 --- a/arch/arm/mach-iop33x/include/mach/io.h +++ b/arch/arm/mach-iop33x/include/mach/io.h @@ -13,15 +13,8 @@ #include <asm/hardware/iop3xx.h> -extern void __iomem *__iop3xx_ioremap(unsigned long cookie, size_t size, - unsigned int mtype); -extern void __iop3xx_iounmap(void __iomem *addr); - #define IO_SPACE_LIMIT 0xffffffff #define __io(p) ((void __iomem *)IOP3XX_PCI_IO_PHYS_TO_VIRT(p)) #define __mem_pci(a) (a) -#define __arch_ioremap __iop3xx_ioremap -#define __arch_iounmap __iop3xx_iounmap - #endif diff --git a/arch/arm/mach-iop33x/include/mach/system.h b/arch/arm/mach-iop33x/include/mach/system.h index f192a34be073..86d1b20dd692 100644 --- a/arch/arm/mach-iop33x/include/mach/system.h +++ b/arch/arm/mach-iop33x/include/mach/system.h @@ -19,5 +19,5 @@ static inline void arch_reset(char mode, const char *cmd) *IOP3XX_PCSR = 0x30; /* Jump into ROM at address 0 */ - cpu_reset(0); + soft_restart(0); } diff --git a/arch/arm/mach-iop33x/include/mach/vmalloc.h b/arch/arm/mach-iop33x/include/mach/vmalloc.h deleted file mode 100644 index 48331dc23704..000000000000 --- a/arch/arm/mach-iop33x/include/mach/vmalloc.h +++ /dev/null @@ -1,5 +0,0 @@ -/* - * arch/arm/mach-iop33x/include/mach/vmalloc.h - */ - -#define VMALLOC_END 0xfe000000UL diff --git a/arch/arm/mach-ixp2000/include/mach/system.h b/arch/arm/mach-ixp2000/include/mach/system.h index de370992c848..810df7b93982 100644 --- a/arch/arm/mach-ixp2000/include/mach/system.h +++ b/arch/arm/mach-ixp2000/include/mach/system.h @@ -19,8 +19,6 @@ static inline void arch_idle(void) static inline void arch_reset(char mode, const char *cmd) { - local_irq_disable(); - /* * Reset flash banking register so that we are pointing at * RedBoot bank. diff --git a/arch/arm/mach-ixp2000/include/mach/vmalloc.h b/arch/arm/mach-ixp2000/include/mach/vmalloc.h deleted file mode 100644 index 61c8dae24f95..000000000000 --- a/arch/arm/mach-ixp2000/include/mach/vmalloc.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * arch/arm/mach-ixp2000/include/mach/vmalloc.h - * - * Author: Naeem Afzal <naeem.m.afzal@intel.com> - * - * Copyright 2002 Intel Corp. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_END 0xfb000000UL diff --git a/arch/arm/mach-ixp23xx/include/mach/io.h b/arch/arm/mach-ixp23xx/include/mach/io.h index a1749d0fd896..4ce4353b9f72 100644 --- a/arch/arm/mach-ixp23xx/include/mach/io.h +++ b/arch/arm/mach-ixp23xx/include/mach/io.h @@ -20,33 +20,4 @@ #define __io(p) ((void __iomem*)((p) + IXP23XX_PCI_IO_VIRT)) #define __mem_pci(a) (a) -static inline void __iomem * -ixp23xx_ioremap(unsigned long addr, unsigned long size, unsigned int mtype) -{ - if (addr >= IXP23XX_PCI_MEM_START && - addr <= IXP23XX_PCI_MEM_START + IXP23XX_PCI_MEM_SIZE) { - if (addr + size > IXP23XX_PCI_MEM_START + IXP23XX_PCI_MEM_SIZE) - return NULL; - - return (void __iomem *) - ((addr - IXP23XX_PCI_MEM_START) + IXP23XX_PCI_MEM_VIRT); - } - - return __arm_ioremap(addr, size, mtype); -} - -static inline void -ixp23xx_iounmap(void __iomem *addr) -{ - if ((((u32)addr) >= IXP23XX_PCI_MEM_VIRT) && - (((u32)addr) < IXP23XX_PCI_MEM_VIRT + IXP23XX_PCI_MEM_SIZE)) - return; - - __iounmap(addr); -} - -#define __arch_ioremap ixp23xx_ioremap -#define __arch_iounmap ixp23xx_iounmap - - #endif diff --git a/arch/arm/mach-ixp23xx/include/mach/vmalloc.h b/arch/arm/mach-ixp23xx/include/mach/vmalloc.h deleted file mode 100644 index 896c56a1c00e..000000000000 --- a/arch/arm/mach-ixp23xx/include/mach/vmalloc.h +++ /dev/null @@ -1,10 +0,0 @@ -/* - * arch/arm/mach-ixp23xx/include/mach/vmalloc.h - * - * Copyright (c) 2005 MontaVista Software, Inc. - * - * NPU mappings end at 0xf0000000 and we allocate 64MB for board - * specific static I/O. - */ - -#define VMALLOC_END (0xec000000UL) diff --git a/arch/arm/mach-ixp4xx/include/mach/system.h b/arch/arm/mach-ixp4xx/include/mach/system.h index 54c0af7fa2d4..24337d9d275b 100644 --- a/arch/arm/mach-ixp4xx/include/mach/system.h +++ b/arch/arm/mach-ixp4xx/include/mach/system.h @@ -26,7 +26,7 @@ static inline void arch_reset(char mode, const char *cmd) { if ( 1 && mode == 's') { /* Jump into ROM at address 0 */ - cpu_reset(0); + soft_restart(0); } else { /* Use on-chip reset capability */ diff --git a/arch/arm/mach-ixp4xx/include/mach/vmalloc.h b/arch/arm/mach-ixp4xx/include/mach/vmalloc.h deleted file mode 100644 index 9bcd64d59854..000000000000 --- a/arch/arm/mach-ixp4xx/include/mach/vmalloc.h +++ /dev/null @@ -1,5 +0,0 @@ -/* - * arch/arm/mach-ixp4xx/include/mach/vmalloc.h - */ -#define VMALLOC_END (0xff000000UL) - diff --git a/arch/arm/mach-kirkwood/include/mach/io.h b/arch/arm/mach-kirkwood/include/mach/io.h index 1aaddc364f2e..49dd0cb5e166 100644 --- a/arch/arm/mach-kirkwood/include/mach/io.h +++ b/arch/arm/mach-kirkwood/include/mach/io.h @@ -19,31 +19,6 @@ static inline void __iomem *__io(unsigned long addr) + KIRKWOOD_PCIE_IO_VIRT_BASE); } -static inline void __iomem * -__arch_ioremap(unsigned long paddr, size_t size, unsigned int mtype) -{ - void __iomem *retval; - unsigned long offs = paddr - KIRKWOOD_REGS_PHYS_BASE; - if (mtype == MT_DEVICE && size && offs < KIRKWOOD_REGS_SIZE && - size <= KIRKWOOD_REGS_SIZE && offs + size <= KIRKWOOD_REGS_SIZE) { - retval = (void __iomem *)KIRKWOOD_REGS_VIRT_BASE + offs; - } else { - retval = __arm_ioremap(paddr, size, mtype); - } - - return retval; -} - -static inline void -__arch_iounmap(void __iomem *addr) -{ - if (addr < (void __iomem *)KIRKWOOD_REGS_VIRT_BASE || - addr >= (void __iomem *)(KIRKWOOD_REGS_VIRT_BASE + KIRKWOOD_REGS_SIZE)) - __iounmap(addr); -} - -#define __arch_ioremap __arch_ioremap -#define __arch_iounmap __arch_iounmap #define __io(a) __io(a) #define __mem_pci(a) (a) diff --git a/arch/arm/mach-kirkwood/include/mach/vmalloc.h b/arch/arm/mach-kirkwood/include/mach/vmalloc.h deleted file mode 100644 index bf162ca3d2c1..000000000000 --- a/arch/arm/mach-kirkwood/include/mach/vmalloc.h +++ /dev/null @@ -1,5 +0,0 @@ -/* - * arch/arm/mach-kirkwood/include/mach/vmalloc.h - */ - -#define VMALLOC_END 0xfe800000UL diff --git a/arch/arm/mach-ks8695/include/mach/system.h b/arch/arm/mach-ks8695/include/mach/system.h index fb1dda9be2d0..ceb19c90aa52 100644 --- a/arch/arm/mach-ks8695/include/mach/system.h +++ b/arch/arm/mach-ks8695/include/mach/system.h @@ -32,7 +32,7 @@ static void arch_reset(char mode, const char *cmd) unsigned int reg; if (mode == 's') - cpu_reset(0); + soft_restart(0); /* disable timer0 */ reg = __raw_readl(KS8695_TMR_VA + KS8695_TMCON); diff --git a/arch/arm/mach-ks8695/include/mach/vmalloc.h b/arch/arm/mach-ks8695/include/mach/vmalloc.h deleted file mode 100644 index 744ac66be3a2..000000000000 --- a/arch/arm/mach-ks8695/include/mach/vmalloc.h +++ /dev/null @@ -1,19 +0,0 @@ -/* - * arch/arm/mach-ks8695/include/mach/vmalloc.h - * - * Copyright (C) 2006 Ben Dooks - * Copyright (C) 2006 Simtec Electronics <linux@simtec.co.uk> - * - * KS8695 vmalloc definition - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef __ASM_ARCH_VMALLOC_H -#define __ASM_ARCH_VMALLOC_H - -#define VMALLOC_END (KS8695_IO_VA & PGDIR_MASK) - -#endif diff --git a/arch/arm/mach-lpc32xx/include/mach/system.h b/arch/arm/mach-lpc32xx/include/mach/system.h index df3b0dea4d7b..d47f3b1c24b8 100644 --- a/arch/arm/mach-lpc32xx/include/mach/system.h +++ b/arch/arm/mach-lpc32xx/include/mach/system.h @@ -33,9 +33,6 @@ static inline void arch_reset(char mode, const char *cmd) case 'h': printk(KERN_CRIT "RESET: Rebooting system\n"); - /* Disable interrupts */ - local_irq_disable(); - lpc32xx_watchdog_reset(); break; diff --git a/arch/arm/mach-lpc32xx/include/mach/vmalloc.h b/arch/arm/mach-lpc32xx/include/mach/vmalloc.h deleted file mode 100644 index 720fa43a60bf..000000000000 --- a/arch/arm/mach-lpc32xx/include/mach/vmalloc.h +++ /dev/null @@ -1,24 +0,0 @@ -/* - * arch/arm/mach-lpc32xx/include/mach/vmalloc.h - * - * Author: Kevin Wells <kevin.wells@nxp.com> - * - * Copyright (C) 2010 NXP Semiconductors - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#ifndef __ASM_ARCH_VMALLOC_H -#define __ASM_ARCH_VMALLOC_H - -#define VMALLOC_END 0xF0000000UL - -#endif diff --git a/arch/arm/mach-mmp/include/mach/system.h b/arch/arm/mach-mmp/include/mach/system.h index 1a8a25edb1b4..cb0637933a85 100644 --- a/arch/arm/mach-mmp/include/mach/system.h +++ b/arch/arm/mach-mmp/include/mach/system.h @@ -19,8 +19,8 @@ static inline void arch_idle(void) static inline void arch_reset(char mode, const char *cmd) { if (cpu_is_pxa168()) - cpu_reset(0xffff0000); + soft_restart(0xffff0000); else - cpu_reset(0); + soft_restart(0); } #endif /* __ASM_MACH_SYSTEM_H */ diff --git a/arch/arm/mach-mmp/include/mach/vmalloc.h b/arch/arm/mach-mmp/include/mach/vmalloc.h deleted file mode 100644 index 1d0bac003ad0..000000000000 --- a/arch/arm/mach-mmp/include/mach/vmalloc.h +++ /dev/null @@ -1,5 +0,0 @@ -/* - * linux/arch/arm/mach-mmp/include/mach/vmalloc.h - */ - -#define VMALLOC_END 0xfe000000UL diff --git a/arch/arm/mach-msm/board-msm8960.c b/arch/arm/mach-msm/board-msm8960.c index 6dc1cbd2a595..ed3598128530 100644 --- a/arch/arm/mach-msm/board-msm8960.c +++ b/arch/arm/mach-msm/board-msm8960.c @@ -99,6 +99,7 @@ MACHINE_START(MSM8960_SIM, "QCT MSM8960 SIMULATOR") .map_io = msm8960_map_io, .init_irq = msm8960_init_irq, .timer = &msm_timer, + .handle_irq = gic_handle_irq, .init_machine = msm8960_sim_init, MACHINE_END @@ -108,6 +109,7 @@ MACHINE_START(MSM8960_RUMI3, "QCT MSM8960 RUMI3") .map_io = msm8960_map_io, .init_irq = msm8960_init_irq, .timer = &msm_timer, + .handle_irq = gic_handle_irq, .init_machine = msm8960_rumi3_init, MACHINE_END diff --git a/arch/arm/mach-msm/board-msm8x60.c b/arch/arm/mach-msm/board-msm8x60.c index 44bf71688373..0a113424632c 100644 --- a/arch/arm/mach-msm/board-msm8x60.c +++ b/arch/arm/mach-msm/board-msm8x60.c @@ -108,6 +108,7 @@ MACHINE_START(MSM8X60_RUMI3, "QCT MSM8X60 RUMI3") .reserve = msm8x60_reserve, .map_io = msm8x60_map_io, .init_irq = msm8x60_init_irq, + .handle_irq = gic_handle_irq, .init_machine = msm8x60_init, .timer = &msm_timer, MACHINE_END @@ -117,6 +118,7 @@ MACHINE_START(MSM8X60_SURF, "QCT MSM8X60 SURF") .reserve = msm8x60_reserve, .map_io = msm8x60_map_io, .init_irq = msm8x60_init_irq, + .handle_irq = gic_handle_irq, .init_machine = msm8x60_init, .timer = &msm_timer, MACHINE_END @@ -126,6 +128,7 @@ MACHINE_START(MSM8X60_SIM, "QCT MSM8X60 SIMULATOR") .reserve = msm8x60_reserve, .map_io = msm8x60_map_io, .init_irq = msm8x60_init_irq, + .handle_irq = gic_handle_irq, .init_machine = msm8x60_init, .timer = &msm_timer, MACHINE_END @@ -135,6 +138,7 @@ MACHINE_START(MSM8X60_FFA, "QCT MSM8X60 FFA") .reserve = msm8x60_reserve, .map_io = msm8x60_map_io, .init_irq = msm8x60_init_irq, + .handle_irq = gic_handle_irq, .init_machine = msm8x60_init, .timer = &msm_timer, MACHINE_END diff --git a/arch/arm/mach-msm/include/mach/entry-macro-qgic.S b/arch/arm/mach-msm/include/mach/entry-macro-qgic.S deleted file mode 100644 index 717076f3ca73..000000000000 --- a/arch/arm/mach-msm/include/mach/entry-macro-qgic.S +++ /dev/null @@ -1,17 +0,0 @@ -/* - * Low-level IRQ helper macros - * - * Copyright (c) 2010, Code Aurora Forum. All rights reserved. - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <asm/hardware/entry-macro-gic.S> - - .macro disable_fiq - .endm - - .macro arch_ret_to_user, tmp1, tmp2 - .endm diff --git a/arch/arm/mach-msm/include/mach/entry-macro-vic.S b/arch/arm/mach-msm/include/mach/entry-macro-vic.S deleted file mode 100644 index 70563ed11b36..000000000000 --- a/arch/arm/mach-msm/include/mach/entry-macro-vic.S +++ /dev/null @@ -1,37 +0,0 @@ -/* - * Copyright (C) 2007 Google, Inc. - * Author: Brian Swetland <swetland@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <mach/msm_iomap.h> - - .macro disable_fiq - .endm - - .macro get_irqnr_preamble, base, tmp - @ enable imprecise aborts - cpsie a - mov \base, #MSM_VIC_BASE - .endm - - .macro arch_ret_to_user, tmp1, tmp2 - .endm - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - @ 0xD0 has irq# or old irq# if the irq has been handled - @ 0xD4 has irq# or -1 if none pending *but* if you just - @ read 0xD4 you never get the first irq for some reason - ldr \irqnr, [\base, #0xD0] - ldr \irqnr, [\base, #0xD4] - cmp \irqnr, #0xffffffff - .endm diff --git a/arch/arm/mach-msm/include/mach/entry-macro.S b/arch/arm/mach-msm/include/mach/entry-macro.S index b16f082eeb6f..41f7003ef34f 100644 --- a/arch/arm/mach-msm/include/mach/entry-macro.S +++ b/arch/arm/mach-msm/include/mach/entry-macro.S @@ -16,8 +16,27 @@ * */ -#if defined(CONFIG_ARM_GIC) -#include <mach/entry-macro-qgic.S> -#else -#include <mach/entry-macro-vic.S> + .macro disable_fiq + .endm + + .macro arch_ret_to_user, tmp1, tmp2 + .endm + +#if !defined(CONFIG_ARM_GIC) +#include <mach/msm_iomap.h> + + .macro get_irqnr_preamble, base, tmp + @ enable imprecise aborts + cpsie a + mov \base, #MSM_VIC_BASE + .endm + + .macro get_irqnr_and_base, irqnr, irqstat, base, tmp + @ 0xD0 has irq# or old irq# if the irq has been handled + @ 0xD4 has irq# or -1 if none pending *but* if you just + @ read 0xD4 you never get the first irq for some reason + ldr \irqnr, [\base, #0xD0] + ldr \irqnr, [\base, #0xD4] + cmp \irqnr, #0xffffffff + .endm #endif diff --git a/arch/arm/mach-msm/include/mach/vmalloc.h b/arch/arm/mach-msm/include/mach/vmalloc.h deleted file mode 100644 index d138448eff16..000000000000 --- a/arch/arm/mach-msm/include/mach/vmalloc.h +++ /dev/null @@ -1,22 +0,0 @@ -/* arch/arm/mach-msm/include/mach/vmalloc.h - * - * Copyright (C) 2007 Google, Inc. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#ifndef __ASM_ARCH_MSM_VMALLOC_H -#define __ASM_ARCH_MSM_VMALLOC_H - -#define VMALLOC_END 0xd0000000UL - -#endif - diff --git a/arch/arm/mach-mv78xx0/include/mach/vmalloc.h b/arch/arm/mach-mv78xx0/include/mach/vmalloc.h deleted file mode 100644 index ba26fe98e640..000000000000 --- a/arch/arm/mach-mv78xx0/include/mach/vmalloc.h +++ /dev/null @@ -1,5 +0,0 @@ -/* - * arch/arm/mach-mv78xx0/include/mach/vmalloc.h - */ - -#define VMALLOC_END 0xfe000000UL diff --git a/arch/arm/mach-mxs/include/mach/vmalloc.h b/arch/arm/mach-mxs/include/mach/vmalloc.h deleted file mode 100644 index 103b0165ed0b..000000000000 --- a/arch/arm/mach-mxs/include/mach/vmalloc.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * Copyright (C) 2000 Russell King. - * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#ifndef __MACH_MXS_VMALLOC_H__ -#define __MACH_MXS_VMALLOC_H__ - -/* vmalloc ending address */ -#define VMALLOC_END 0xf4000000UL - -#endif /* __MACH_MXS_VMALLOC_H__ */ diff --git a/arch/arm/mach-mxs/system.c b/arch/arm/mach-mxs/system.c index 20ec3bddf7cd..cab88364e7c1 100644 --- a/arch/arm/mach-mxs/system.c +++ b/arch/arm/mach-mxs/system.c @@ -53,7 +53,7 @@ void arch_reset(char mode, const char *cmd) mdelay(50); /* We'll take a jump through zero as a poor second */ - cpu_reset(0); + soft_restart(0); } static int __init mxs_arch_reset_init(void) diff --git a/arch/arm/mach-netx/include/mach/entry-macro.S b/arch/arm/mach-netx/include/mach/entry-macro.S index 844f1f9acbdf..6e9f1cbe1634 100644 --- a/arch/arm/mach-netx/include/mach/entry-macro.S +++ b/arch/arm/mach-netx/include/mach/entry-macro.S @@ -18,22 +18,9 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ -#include <mach/hardware.h> .macro disable_fiq .endm - .macro get_irqnr_preamble, base, tmp - ldr \base, =io_p2v(0x001ff000) - .endm - .macro arch_ret_to_user, tmp1, tmp2 .endm - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - ldr \irqstat, [\base, #0] - clz \irqnr, \irqstat - rsb \irqnr, \irqnr, #31 - cmp \irqstat, #0 - .endm - diff --git a/arch/arm/mach-netx/nxdb500.c b/arch/arm/mach-netx/nxdb500.c index 90903dd44cbc..ef8cf3574a02 100644 --- a/arch/arm/mach-netx/nxdb500.c +++ b/arch/arm/mach-netx/nxdb500.c @@ -28,6 +28,7 @@ #include <mach/hardware.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> +#include <asm/hardware/vic.h> #include <mach/netx-regs.h> #include <mach/eth.h> @@ -203,6 +204,7 @@ MACHINE_START(NXDB500, "Hilscher nxdb500") .atag_offset = 0x100, .map_io = netx_map_io, .init_irq = netx_init_irq, + .handle_irq = vic_handle_irq, .timer = &netx_timer, .init_machine = nxdb500_init, MACHINE_END diff --git a/arch/arm/mach-netx/nxdkn.c b/arch/arm/mach-netx/nxdkn.c index c63384aba500..588558bdd800 100644 --- a/arch/arm/mach-netx/nxdkn.c +++ b/arch/arm/mach-netx/nxdkn.c @@ -28,6 +28,7 @@ #include <mach/hardware.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> +#include <asm/hardware/vic.h> #include <mach/netx-regs.h> #include <mach/eth.h> @@ -96,6 +97,7 @@ MACHINE_START(NXDKN, "Hilscher nxdkn") .atag_offset = 0x100, .map_io = netx_map_io, .init_irq = netx_init_irq, + .handle_irq = vic_handle_irq, .timer = &netx_timer, .init_machine = nxdkn_init, MACHINE_END diff --git a/arch/arm/mach-netx/nxeb500hmi.c b/arch/arm/mach-netx/nxeb500hmi.c index 8f548ec83ad2..cfcbb5038648 100644 --- a/arch/arm/mach-netx/nxeb500hmi.c +++ b/arch/arm/mach-netx/nxeb500hmi.c @@ -28,6 +28,7 @@ #include <mach/hardware.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> +#include <asm/hardware/vic.h> #include <mach/netx-regs.h> #include <mach/eth.h> @@ -180,6 +181,7 @@ MACHINE_START(NXEB500HMI, "Hilscher nxeb500hmi") .atag_offset = 0x100, .map_io = netx_map_io, .init_irq = netx_init_irq, + .handle_irq = vic_handle_irq, .timer = &netx_timer, .init_machine = nxeb500hmi_init, MACHINE_END diff --git a/arch/arm/mach-nomadik/board-nhk8815.c b/arch/arm/mach-nomadik/board-nhk8815.c index 0cbb74c96ef7..f98259c050ee 100644 --- a/arch/arm/mach-nomadik/board-nhk8815.c +++ b/arch/arm/mach-nomadik/board-nhk8815.c @@ -21,6 +21,7 @@ #include <linux/mtd/onenand.h> #include <linux/mtd/partitions.h> #include <linux/io.h> +#include <asm/hardware/vic.h> #include <asm/sizes.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -280,6 +281,7 @@ MACHINE_START(NOMADIK, "NHK8815") .atag_offset = 0x100, .map_io = cpu8815_map_io, .init_irq = cpu8815_init_irq, + .handle_irq = vic_handle_irq, .timer = &nomadik_timer, .init_machine = nhk8815_platform_init, MACHINE_END diff --git a/arch/arm/mach-nomadik/include/mach/entry-macro.S b/arch/arm/mach-nomadik/include/mach/entry-macro.S index 49f1aa3bb420..98ea1c1fbbab 100644 --- a/arch/arm/mach-nomadik/include/mach/entry-macro.S +++ b/arch/arm/mach-nomadik/include/mach/entry-macro.S @@ -6,38 +6,8 @@ * warranty of any kind, whether express or implied. */ -#include <mach/hardware.h> -#include <mach/irqs.h> - .macro disable_fiq .endm - .macro get_irqnr_preamble, base, tmp - ldr \base, =IO_ADDRESS(NOMADIK_IC_BASE) - .endm - .macro arch_ret_to_user, tmp1, tmp2 .endm - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - - /* This stanza gets the irq mask from one of two status registers */ - mov \irqnr, #0 - ldr \irqstat, [\base, #VIC_REG_IRQSR0] @ get masked status - cmp \irqstat, #0 - bne 1001f - add \irqnr, \irqnr, #32 - ldr \irqstat, [\base, #VIC_REG_IRQSR1] @ get masked status - -1001: tst \irqstat, #15 - bne 1002f - add \irqnr, \irqnr, #4 - movs \irqstat, \irqstat, lsr #4 - bne 1001b -1002: tst \irqstat, #1 - bne 1003f - add \irqnr, \irqnr, #1 - movs \irqstat, \irqstat, lsr #1 - bne 1002b -1003: /* EQ will be set if no irqs pending */ - .endm diff --git a/arch/arm/mach-nomadik/include/mach/vmalloc.h b/arch/arm/mach-nomadik/include/mach/vmalloc.h deleted file mode 100644 index f83d574d9445..000000000000 --- a/arch/arm/mach-nomadik/include/mach/vmalloc.h +++ /dev/null @@ -1,2 +0,0 @@ - -#define VMALLOC_END 0xe8000000UL diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c index b0f15d234a12..af7911963c0d 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -35,7 +35,7 @@ #include <plat/mux.h> #include <plat/usb.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <mach/camera.h> #include <mach/ams-delta-fiq.h> diff --git a/arch/arm/mach-omap1/board-fsample.c b/arch/arm/mach-omap1/board-fsample.c index 23178275f96b..b9c4c0f933ee 100644 --- a/arch/arm/mach-omap1/board-fsample.c +++ b/arch/arm/mach-omap1/board-fsample.c @@ -32,7 +32,7 @@ #include <plat/flash.h> #include <plat/fpga.h> #include <plat/keypad.h> -#include <plat/common.h> +#include "common.h" #include <plat/board.h> /* fsample is pretty close to p2-sample */ diff --git a/arch/arm/mach-omap1/board-generic.c b/arch/arm/mach-omap1/board-generic.c index dc5b75de531c..7f41d7a504a5 100644 --- a/arch/arm/mach-omap1/board-generic.c +++ b/arch/arm/mach-omap1/board-generic.c @@ -25,7 +25,7 @@ #include <plat/mux.h> #include <plat/usb.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" /* assume no Mini-AB port */ diff --git a/arch/arm/mach-omap1/board-h2.c b/arch/arm/mach-omap1/board-h2.c index b334b1481678..7933b97698f8 100644 --- a/arch/arm/mach-omap1/board-h2.c +++ b/arch/arm/mach-omap1/board-h2.c @@ -43,7 +43,7 @@ #include <plat/irda.h> #include <plat/usb.h> #include <plat/keypad.h> -#include <plat/common.h> +#include "common.h" #include <plat/flash.h> #include "board-h2.h" diff --git a/arch/arm/mach-omap1/board-h3.c b/arch/arm/mach-omap1/board-h3.c index 74ebe72c9848..04be2f83ca09 100644 --- a/arch/arm/mach-omap1/board-h3.c +++ b/arch/arm/mach-omap1/board-h3.c @@ -45,7 +45,7 @@ #include <plat/usb.h> #include <plat/keypad.h> #include <plat/dma.h> -#include <plat/common.h> +#include "common.h" #include <plat/flash.h> #include "board-h3.h" diff --git a/arch/arm/mach-omap1/board-htcherald.c b/arch/arm/mach-omap1/board-htcherald.c index 3e91baab1a89..46fcfeb1f11e 100644 --- a/arch/arm/mach-omap1/board-htcherald.c +++ b/arch/arm/mach-omap1/board-htcherald.c @@ -41,7 +41,7 @@ #include <asm/mach/arch.h> #include <plat/omap7xx.h> -#include <plat/common.h> +#include "common.h" #include <plat/board.h> #include <plat/keypad.h> #include <plat/usb.h> diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c index 273153dba15b..f99d11de1531 100644 --- a/arch/arm/mach-omap1/board-innovator.c +++ b/arch/arm/mach-omap1/board-innovator.c @@ -37,7 +37,7 @@ #include <plat/tc.h> #include <plat/usb.h> #include <plat/keypad.h> -#include <plat/common.h> +#include "common.h" #include <plat/mmc.h> /* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */ diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index 6798b8488315..c64342388ec3 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -30,7 +30,7 @@ #include <plat/usb.h> #include <plat/board.h> #include <plat/keypad.h> -#include <plat/common.h> +#include "common.h" #include <plat/hwa742.h> #include <plat/lcd_mipid.h> #include <plat/mmc.h> diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c index c3859278d257..a409dfcc5b18 100644 --- a/arch/arm/mach-omap1/board-osk.c +++ b/arch/arm/mach-omap1/board-osk.c @@ -51,7 +51,7 @@ #include <plat/usb.h> #include <plat/mux.h> #include <plat/tc.h> -#include <plat/common.h> +#include "common.h" /* At OMAP5912 OSK the Ethernet is directly connected to CS1 */ #define OMAP_OSK_ETHR_START 0x04800300 diff --git a/arch/arm/mach-omap1/board-palmte.c b/arch/arm/mach-omap1/board-palmte.c index f9c44cb15b47..105292d39484 100644 --- a/arch/arm/mach-omap1/board-palmte.c +++ b/arch/arm/mach-omap1/board-palmte.c @@ -41,7 +41,7 @@ #include <plat/board.h> #include <plat/irda.h> #include <plat/keypad.h> -#include <plat/common.h> +#include "common.h" #define PALMTE_USBDETECT_GPIO 0 #define PALMTE_USB_OR_DC_GPIO 1 diff --git a/arch/arm/mach-omap1/board-palmtt.c b/arch/arm/mach-omap1/board-palmtt.c index 11a98539f7bb..387a9006358d 100644 --- a/arch/arm/mach-omap1/board-palmtt.c +++ b/arch/arm/mach-omap1/board-palmtt.c @@ -39,7 +39,7 @@ #include <plat/board.h> #include <plat/irda.h> #include <plat/keypad.h> -#include <plat/common.h> +#include "common.h" #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> diff --git a/arch/arm/mach-omap1/board-palmz71.c b/arch/arm/mach-omap1/board-palmz71.c index 42061573e380..df6d15e68aad 100644 --- a/arch/arm/mach-omap1/board-palmz71.c +++ b/arch/arm/mach-omap1/board-palmz71.c @@ -41,7 +41,7 @@ #include <plat/board.h> #include <plat/irda.h> #include <plat/keypad.h> -#include <plat/common.h> +#include "common.h" #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> diff --git a/arch/arm/mach-omap1/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c index 203ae07550db..57ecd7e09831 100644 --- a/arch/arm/mach-omap1/board-perseus2.c +++ b/arch/arm/mach-omap1/board-perseus2.c @@ -32,7 +32,7 @@ #include <plat/fpga.h> #include <plat/flash.h> #include <plat/keypad.h> -#include <plat/common.h> +#include "common.h" #include <plat/board.h> static const unsigned int p2_keymap[] = { diff --git a/arch/arm/mach-omap1/board-sx1.c b/arch/arm/mach-omap1/board-sx1.c index 092a4c046407..774ae39fd636 100644 --- a/arch/arm/mach-omap1/board-sx1.c +++ b/arch/arm/mach-omap1/board-sx1.c @@ -40,7 +40,7 @@ #include <plat/usb.h> #include <plat/tc.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/keypad.h> #include <plat/board-sx1.h> diff --git a/arch/arm/mach-omap1/board-voiceblue.c b/arch/arm/mach-omap1/board-voiceblue.c index 61ed6cdab2bd..7721c146d8d6 100644 --- a/arch/arm/mach-omap1/board-voiceblue.c +++ b/arch/arm/mach-omap1/board-voiceblue.c @@ -34,7 +34,7 @@ #include <asm/mach/map.h> #include <plat/board-voiceblue.h> -#include <plat/common.h> +#include "common.h" #include <plat/flash.h> #include <plat/mux.h> #include <plat/tc.h> diff --git a/arch/arm/mach-omap1/common.h b/arch/arm/mach-omap1/common.h new file mode 100644 index 000000000000..52c4eda97fa8 --- /dev/null +++ b/arch/arm/mach-omap1/common.h @@ -0,0 +1,61 @@ +/* + * + * Header for code common to all OMAP1 machines. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef __ARCH_ARM_MACH_OMAP1_COMMON_H +#define __ARCH_ARM_MACH_OMAP1_COMMON_H + +#include <plat/common.h> + +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) +void omap7xx_map_io(void); +#else +static inline void omap7xx_map_io(void) +{ +} +#endif + +#ifdef CONFIG_ARCH_OMAP15XX +void omap15xx_map_io(void); +#else +static inline void omap15xx_map_io(void) +{ +} +#endif + +#ifdef CONFIG_ARCH_OMAP16XX +void omap16xx_map_io(void); +#else +static inline void omap16xx_map_io(void) +{ +} +#endif + +void omap1_init_early(void); +void omap1_init_irq(void); + +extern struct sys_timer omap1_timer; +extern bool omap_32k_timer_init(void); + +#endif /* __ARCH_ARM_MACH_OMAP1_COMMON_H */ diff --git a/arch/arm/mach-omap1/devices.c b/arch/arm/mach-omap1/devices.c index 475cb2f50d87..1d76a63c0983 100644 --- a/arch/arm/mach-omap1/devices.c +++ b/arch/arm/mach-omap1/devices.c @@ -22,7 +22,7 @@ #include <mach/hardware.h> #include <asm/mach/map.h> -#include <plat/common.h> +#include "common.h" #include <plat/tc.h> #include <plat/board.h> #include <plat/mux.h> diff --git a/arch/arm/mach-omap1/include/mach/vmalloc.h b/arch/arm/mach-omap1/include/mach/vmalloc.h deleted file mode 100644 index 22ec4a479577..000000000000 --- a/arch/arm/mach-omap1/include/mach/vmalloc.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * arch/arm/mach-omap1/include/mach/vmalloc.h - * - * Copyright (C) 2000 Russell King. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#define VMALLOC_END 0xd8000000UL diff --git a/arch/arm/mach-omap1/io.c b/arch/arm/mach-omap1/io.c index 7969cfda4454..8e55b6fb3478 100644 --- a/arch/arm/mach-omap1/io.c +++ b/arch/arm/mach-omap1/io.c @@ -121,7 +121,6 @@ void __init omap16xx_map_io(void) void omap1_init_early(void) { omap_check_revision(); - omap_ioremap_init(); /* REVISIT: Refer to OMAP5910 Errata, Advisory SYS_1: "Timeout Abort * on a Posted Write in the TIPB Bridge". diff --git a/arch/arm/mach-omap1/time.c b/arch/arm/mach-omap1/time.c index a1837771e031..485a21d31004 100644 --- a/arch/arm/mach-omap1/time.c +++ b/arch/arm/mach-omap1/time.c @@ -54,7 +54,7 @@ #include <asm/mach/irq.h> #include <asm/mach/time.h> -#include <plat/common.h> +#include "common.h" #ifdef CONFIG_OMAP_MPU_TIMER diff --git a/arch/arm/mach-omap1/timer32k.c b/arch/arm/mach-omap1/timer32k.c index 96604a50c4fe..9a54ef4dcf5e 100644 --- a/arch/arm/mach-omap1/timer32k.c +++ b/arch/arm/mach-omap1/timer32k.c @@ -52,7 +52,7 @@ #include <asm/irq.h> #include <asm/mach/irq.h> #include <asm/mach/time.h> -#include <plat/common.h> +#include "common.h" #include <plat/dmtimer.h> /* diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index e1293aa513d3..50f43942c1aa 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -25,6 +25,7 @@ config ARCH_OMAP2 depends on ARCH_OMAP2PLUS default y select CPU_V6 + select MULTI_IRQ_HANDLER config ARCH_OMAP3 bool "TI OMAP3" @@ -36,6 +37,7 @@ config ARCH_OMAP3 select ARCH_HAS_OPP select PM_OPP if PM select ARM_CPU_SUSPEND if PM + select MULTI_IRQ_HANDLER config ARCH_OMAP4 bool "TI OMAP4" @@ -351,6 +353,27 @@ config OMAP3_SDRC_AC_TIMING wish to say no. Selecting yes without understanding what is going on could result in system crashes; +config OMAP4_ERRATA_I688 + bool "OMAP4 errata: Async Bridge Corruption" + depends on ARCH_OMAP4 + select ARCH_HAS_BARRIERS + help + If a data is stalled inside asynchronous bridge because of back + pressure, it may be accepted multiple times, creating pointer + misalignment that will corrupt next transfers on that data path + until next reset of the system (No recovery procedure once the + issue is hit, the path remains consistently broken). Async bridge + can be found on path between MPU to EMIF and MPU to L3 interconnect. + This situation can happen only when the idle is initiated by a + Master Request Disconnection (which is trigged by software when + executing WFI on CPU). + The work-around for this errata needs all the initiators connected + through async bridge must ensure that data path is properly drained + before issuing WFI. This condition will be met if one Strongly ordered + access is performed to the target right before executing the WFI. + In MPU case, L3 T2ASYNC FIFO and DDR T2ASYNC FIFO needs to be drained. + IO barrier ensure that there is no synchronisation loss on initiators + operating on both interconnect port simultaneously. endmenu endif diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index 2e1ab2252e15..63a5efad70e8 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -11,10 +11,11 @@ hwmod-common = omap_hwmod.o \ omap_hwmod_common_data.o clock-common = clock.o clock_common_data.o \ clkt_dpll.o clkt_clksel.o +secure-common = omap-smc.o omap-secure.o -obj-$(CONFIG_ARCH_OMAP2) += $(omap-2-3-common) $(hwmod-common) -obj-$(CONFIG_ARCH_OMAP3) += $(omap-2-3-common) $(hwmod-common) -obj-$(CONFIG_ARCH_OMAP4) += $(hwmod-common) +obj-$(CONFIG_ARCH_OMAP2) += $(omap-2-3-common) $(hwmod-common) $(secure-common) +obj-$(CONFIG_ARCH_OMAP3) += $(omap-2-3-common) $(hwmod-common) $(secure-common) +obj-$(CONFIG_ARCH_OMAP4) += prm44xx.o $(hwmod-common) $(secure-common) obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o @@ -24,11 +25,13 @@ obj-$(CONFIG_TWL4030_CORE) += omap_twl.o obj-$(CONFIG_SMP) += omap-smp.o omap-headsmp.o obj-$(CONFIG_LOCAL_TIMERS) += timer-mpu.o obj-$(CONFIG_HOTPLUG_CPU) += omap-hotplug.o -obj-$(CONFIG_ARCH_OMAP4) += omap44xx-smc.o omap4-common.o +obj-$(CONFIG_ARCH_OMAP4) += omap4-common.o omap-wakeupgen.o \ + sleep44xx.o plus_sec := $(call as-instr,.arch_extension sec,+sec) AFLAGS_omap-headsmp.o :=-Wa,-march=armv7-a$(plus_sec) -AFLAGS_omap44xx-smc.o :=-Wa,-march=armv7-a$(plus_sec) +AFLAGS_omap-smc.o :=-Wa,-march=armv7-a$(plus_sec) +AFLAGS_sleep44xx.o :=-Wa,-march=armv7-a$(plus_sec) # Functions loaded to SRAM obj-$(CONFIG_SOC_OMAP2420) += sram242x.o @@ -62,7 +65,8 @@ obj-$(CONFIG_ARCH_OMAP2) += pm24xx.o obj-$(CONFIG_ARCH_OMAP2) += sleep24xx.o obj-$(CONFIG_ARCH_OMAP3) += pm34xx.o sleep34xx.o \ cpuidle34xx.o -obj-$(CONFIG_ARCH_OMAP4) += pm44xx.o +obj-$(CONFIG_ARCH_OMAP4) += pm44xx.o omap-mpuss-lowpower.o \ + cpuidle44xx.o obj-$(CONFIG_PM_DEBUG) += pm-debug.o obj-$(CONFIG_OMAP_SMARTREFLEX) += sr_device.o smartreflex.o obj-$(CONFIG_OMAP_SMARTREFLEX_CLASS3) += smartreflex-class3.o diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c index d704f0ac328d..d88143faca59 100644 --- a/arch/arm/mach-omap2/board-2430sdp.c +++ b/arch/arm/mach-omap2/board-2430sdp.c @@ -34,7 +34,7 @@ #include <asm/mach/map.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/gpmc.h> #include <plat/usb.h> #include <plat/gpmc-smc91x.h> @@ -301,6 +301,7 @@ MACHINE_START(OMAP_2430SDP, "OMAP2430 sdp2430 board") .map_io = omap243x_map_io, .init_early = omap2430_init_early, .init_irq = omap2_init_irq, + .handle_irq = omap2_intc_handle_irq, .init_machine = omap_2430sdp_init, .timer = &omap2_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c index 77142c13fa13..83126368ed99 100644 --- a/arch/arm/mach-omap2/board-3430sdp.c +++ b/arch/arm/mach-omap2/board-3430sdp.c @@ -33,7 +33,7 @@ #include <plat/mcspi.h> #include <plat/board.h> #include <plat/usb.h> -#include <plat/common.h> +#include "common.h" #include <plat/dma.h> #include <plat/gpmc.h> #include <video/omapdss.h> @@ -728,6 +728,7 @@ MACHINE_START(OMAP_3430SDP, "OMAP3430 3430SDP board") .map_io = omap3_map_io, .init_early = omap3430_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = omap_3430sdp_init, .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-3630sdp.c b/arch/arm/mach-omap2/board-3630sdp.c index f552305162fc..7969dd904bd3 100644 --- a/arch/arm/mach-omap2/board-3630sdp.c +++ b/arch/arm/mach-omap2/board-3630sdp.c @@ -16,7 +16,7 @@ #include <asm/mach-types.h> #include <asm/mach/arch.h> -#include <plat/common.h> +#include "common.h" #include <plat/board.h> #include <plat/gpmc-smc91x.h> #include <plat/usb.h> @@ -215,6 +215,7 @@ MACHINE_START(OMAP_3630SDP, "OMAP 3630SDP board") .map_io = omap3_map_io, .init_early = omap3630_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = omap_sdp_init, .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index 515646886b59..ef2bbc09428a 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -27,13 +27,13 @@ #include <linux/leds_pwm.h> #include <mach/hardware.h> -#include <mach/omap4-common.h> +#include <asm/hardware/gic.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/usb.h> #include <plat/mmc.h> #include <plat/omap4-keypad.h> @@ -984,6 +984,7 @@ MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board") .map_io = omap4_map_io, .init_early = omap4430_init_early, .init_irq = gic_init_irq, + .handle_irq = gic_handle_irq, .init_machine = omap_4430sdp_init, .timer = &omap4_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-am3517crane.c b/arch/arm/mach-omap2/board-am3517crane.c index 7834536ab416..7e90f93263db 100644 --- a/arch/arm/mach-omap2/board-am3517crane.c +++ b/arch/arm/mach-omap2/board-am3517crane.c @@ -27,7 +27,7 @@ #include <asm/mach/map.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/usb.h> #include "mux.h" @@ -98,6 +98,7 @@ MACHINE_START(CRANEBOARD, "AM3517/05 CRANEBOARD") .map_io = omap3_map_io, .init_early = am35xx_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = am3517_crane_init, .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c index d314f033c9df..551cae8d9b8a 100644 --- a/arch/arm/mach-omap2/board-am3517evm.c +++ b/arch/arm/mach-omap2/board-am3517evm.c @@ -32,7 +32,7 @@ #include <asm/mach/map.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/usb.h> #include <video/omapdss.h> #include <video/omap-panel-generic-dpi.h> @@ -491,6 +491,7 @@ MACHINE_START(OMAP3517EVM, "OMAP3517/AM3517 EVM") .map_io = omap3_map_io, .init_early = am35xx_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = am3517_evm_init, .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c index de8134b7f580..5a66480feed0 100644 --- a/arch/arm/mach-omap2/board-apollon.c +++ b/arch/arm/mach-omap2/board-apollon.c @@ -37,7 +37,7 @@ #include <plat/led.h> #include <plat/usb.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/gpmc.h> #include <video/omapdss.h> @@ -354,6 +354,7 @@ MACHINE_START(OMAP_APOLLON, "OMAP24xx Apollon") .map_io = omap242x_map_io, .init_early = omap2420_init_early, .init_irq = omap2_init_irq, + .handle_irq = omap2_intc_handle_irq, .init_machine = omap_apollon_init, .timer = &omap2_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c index bd1bcacb40f9..510b6a2ff0fa 100644 --- a/arch/arm/mach-omap2/board-cm-t35.c +++ b/arch/arm/mach-omap2/board-cm-t35.c @@ -37,7 +37,7 @@ #include <asm/mach/map.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/nand.h> #include <plat/gpmc.h> #include <plat/usb.h> @@ -634,6 +634,7 @@ MACHINE_START(CM_T35, "Compulab CM-T35") .map_io = omap3_map_io, .init_early = omap35xx_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = cm_t35_init, .timer = &omap3_timer, MACHINE_END @@ -644,6 +645,7 @@ MACHINE_START(CM_T3730, "Compulab CM-T3730") .map_io = omap3_map_io, .init_early = omap3630_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = cm_t3730_init, .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-cm-t3517.c b/arch/arm/mach-omap2/board-cm-t3517.c index 3f4dc6626845..efc5cedb1fbb 100644 --- a/arch/arm/mach-omap2/board-cm-t3517.c +++ b/arch/arm/mach-omap2/board-cm-t3517.c @@ -39,7 +39,7 @@ #include <asm/mach/map.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/usb.h> #include <plat/nand.h> #include <plat/gpmc.h> @@ -299,6 +299,7 @@ MACHINE_START(CM_T3517, "Compulab CM-T3517") .map_io = omap3_map_io, .init_early = am35xx_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = cm_t3517_init, .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c index 90154e411da0..d81ea7fa75ef 100644 --- a/arch/arm/mach-omap2/board-devkit8000.c +++ b/arch/arm/mach-omap2/board-devkit8000.c @@ -41,7 +41,7 @@ #include <asm/mach/flash.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/gpmc.h> #include <plat/nand.h> #include <plat/usb.h> @@ -660,6 +660,7 @@ MACHINE_START(DEVKIT8000, "OMAP3 Devkit8000") .map_io = omap3_map_io, .init_early = omap35xx_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = devkit8000_init, .timer = &omap3_secure_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c index fb55fa3dad5a..63b54163b993 100644 --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c @@ -20,8 +20,7 @@ #include <asm/mach/arch.h> #include <plat/board.h> -#include <plat/common.h> -#include <mach/omap4-common.h> +#include "common.h" #include "common-board-devices.h" /* @@ -122,6 +121,7 @@ DT_MACHINE_START(OMAP243X_DT, "Generic OMAP2430 (Flattened Device Tree)") .map_io = omap243x_map_io, .init_early = omap2430_init_early, .init_irq = omap2_init_irq, + .handle_irq = omap2_intc_handle_irq, .init_machine = omap_generic_init, .timer = &omap2_timer, .dt_compat = omap243x_boards_compat, diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c index 8b351d92a1cc..ec4018362e8e 100644 --- a/arch/arm/mach-omap2/board-h4.c +++ b/arch/arm/mach-omap2/board-h4.c @@ -34,7 +34,7 @@ #include <plat/usb.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/menelaus.h> #include <plat/dma.h> #include <plat/gpmc.h> @@ -396,6 +396,7 @@ MACHINE_START(OMAP_H4, "OMAP2420 H4 board") .map_io = omap242x_map_io, .init_early = omap2420_init_early, .init_irq = omap2_init_irq, + .handle_irq = omap2_intc_handle_irq, .init_machine = omap_h4_init, .timer = &omap2_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c index d0a3f78a9b69..5949f6ae3edf 100644 --- a/arch/arm/mach-omap2/board-igep0020.c +++ b/arch/arm/mach-omap2/board-igep0020.c @@ -28,7 +28,7 @@ #include <asm/mach/arch.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/gpmc.h> #include <plat/usb.h> #include <video/omapdss.h> @@ -672,6 +672,7 @@ MACHINE_START(IGEP0020, "IGEP v2 board") .map_io = omap3_map_io, .init_early = omap35xx_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = igep_init, .timer = &omap3_timer, MACHINE_END @@ -682,6 +683,7 @@ MACHINE_START(IGEP0030, "IGEP OMAP3 module") .map_io = omap3_map_io, .init_early = omap35xx_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = igep_init, .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c index e179da0c4da5..13bde0e66934 100644 --- a/arch/arm/mach-omap2/board-ldp.c +++ b/arch/arm/mach-omap2/board-ldp.c @@ -36,7 +36,7 @@ #include <plat/mcspi.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/gpmc.h> #include <mach/board-zoom.h> @@ -434,6 +434,7 @@ MACHINE_START(OMAP_LDP, "OMAP LDP board") .map_io = omap3_map_io, .init_early = omap3430_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = omap_ldp_init, .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c index e9d5f4a3d064..bebd3d84365e 100644 --- a/arch/arm/mach-omap2/board-n8x0.c +++ b/arch/arm/mach-omap2/board-n8x0.c @@ -26,7 +26,7 @@ #include <asm/mach-types.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/menelaus.h> #include <mach/irqs.h> #include <plat/mcspi.h> @@ -689,6 +689,7 @@ MACHINE_START(NOKIA_N800, "Nokia N800") .map_io = omap242x_map_io, .init_early = omap2420_init_early, .init_irq = omap2_init_irq, + .handle_irq = omap2_intc_handle_irq, .init_machine = n8x0_init_machine, .timer = &omap2_timer, MACHINE_END @@ -699,6 +700,7 @@ MACHINE_START(NOKIA_N810, "Nokia N810") .map_io = omap242x_map_io, .init_early = omap2420_init_early, .init_irq = omap2_init_irq, + .handle_irq = omap2_intc_handle_irq, .init_machine = n8x0_init_machine, .timer = &omap2_timer, MACHINE_END @@ -709,6 +711,7 @@ MACHINE_START(NOKIA_N810_WIMAX, "Nokia N810 WiMAX") .map_io = omap242x_map_io, .init_early = omap2420_init_early, .init_irq = omap2_init_irq, + .handle_irq = omap2_intc_handle_irq, .init_machine = n8x0_init_machine, .timer = &omap2_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index 4a71cb7e42d4..c34f56588284 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -40,7 +40,7 @@ #include <asm/mach/flash.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <video/omapdss.h> #include <video/omap-panel-dvi.h> #include <plat/gpmc.h> @@ -559,6 +559,7 @@ MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board") .map_io = omap3_map_io, .init_early = omap3_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = omap3_beagle_init, .timer = &omap3_secure_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index ec00b2ec7022..f11bc444e7be 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -43,7 +43,7 @@ #include <plat/board.h> #include <plat/usb.h> -#include <plat/common.h> +#include "common.h" #include <plat/mcspi.h> #include <video/omapdss.h> #include <video/omap-panel-dvi.h> @@ -681,6 +681,7 @@ MACHINE_START(OMAP3EVM, "OMAP3 EVM") .map_io = omap3_map_io, .init_early = omap35xx_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = omap3_evm_init, .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3logic.c b/arch/arm/mach-omap2/board-omap3logic.c index 7c0f193f246d..5fa6bad9574e 100644 --- a/arch/arm/mach-omap2/board-omap3logic.c +++ b/arch/arm/mach-omap2/board-omap3logic.c @@ -40,7 +40,7 @@ #include <plat/mux.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/gpmc-smsc911x.h> #include <plat/gpmc.h> #include <plat/sdrc.h> @@ -208,6 +208,7 @@ MACHINE_START(OMAP3_TORPEDO, "Logic OMAP3 Torpedo board") .map_io = omap3_map_io, .init_early = omap35xx_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = omap3logic_init, .timer = &omap3_timer, MACHINE_END @@ -217,6 +218,7 @@ MACHINE_START(OMAP3530_LV_SOM, "OMAP Logic 3530 LV SOM board") .map_io = omap3_map_io, .init_early = omap35xx_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = omap3logic_init, .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c index f7811f4cfc3d..ef315c585b75 100644 --- a/arch/arm/mach-omap2/board-omap3pandora.c +++ b/arch/arm/mach-omap2/board-omap3pandora.c @@ -41,7 +41,7 @@ #include <asm/mach/map.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <mach/hardware.h> #include <plat/mcspi.h> #include <plat/usb.h> @@ -606,6 +606,7 @@ MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console") .map_io = omap3_map_io, .init_early = omap35xx_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = omap3pandora_init, .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c index ddb7d6663c6d..b21d70a2e4a7 100644 --- a/arch/arm/mach-omap2/board-omap3stalker.c +++ b/arch/arm/mach-omap2/board-omap3stalker.c @@ -35,7 +35,7 @@ #include <asm/mach/flash.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/gpmc.h> #include <plat/nand.h> #include <plat/usb.h> @@ -454,6 +454,7 @@ MACHINE_START(SBC3530, "OMAP3 STALKER") .map_io = omap3_map_io, .init_early = omap35xx_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = omap3_stalker_init, .timer = &omap3_secure_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c index a2d0d1971e27..18cd340f9b7b 100644 --- a/arch/arm/mach-omap2/board-omap3touchbook.c +++ b/arch/arm/mach-omap2/board-omap3touchbook.c @@ -44,7 +44,7 @@ #include <asm/mach/flash.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/gpmc.h> #include <plat/nand.h> #include <plat/usb.h> @@ -381,6 +381,7 @@ MACHINE_START(TOUCHBOOK, "OMAP3 touchbook Board") .map_io = omap3_map_io, .init_early = omap3430_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = omap3_touchbook_init, .timer = &omap3_secure_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c index a8c2c4263e38..b6f114436dbc 100644 --- a/arch/arm/mach-omap2/board-omap4panda.c +++ b/arch/arm/mach-omap2/board-omap4panda.c @@ -30,14 +30,14 @@ #include <linux/wl12xx.h> #include <mach/hardware.h> -#include <mach/omap4-common.h> +#include <asm/hardware/gic.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <video/omapdss.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/usb.h> #include <plat/mmc.h> #include <video/omap-panel-dvi.h> @@ -577,6 +577,7 @@ MACHINE_START(OMAP4_PANDA, "OMAP4 Panda board") .map_io = omap4_map_io, .init_early = omap4430_init_early, .init_irq = gic_init_irq, + .handle_irq = gic_handle_irq, .init_machine = omap4_panda_init, .timer = &omap4_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c index 4cf7aeabab86..60a61ea759bf 100644 --- a/arch/arm/mach-omap2/board-overo.c +++ b/arch/arm/mach-omap2/board-overo.c @@ -43,7 +43,7 @@ #include <asm/mach/map.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <video/omapdss.h> #include <video/omap-panel-generic-dpi.h> #include <video/omap-panel-dvi.h> @@ -562,6 +562,7 @@ MACHINE_START(OVERO, "Gumstix Overo") .map_io = omap3_map_io, .init_early = omap35xx_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = overo_init, .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-rm680.c b/arch/arm/mach-omap2/board-rm680.c index 616fb39763b0..a79d49e3fe09 100644 --- a/arch/arm/mach-omap2/board-rm680.c +++ b/arch/arm/mach-omap2/board-rm680.c @@ -25,7 +25,7 @@ #include <plat/mmc.h> #include <plat/usb.h> #include <plat/gpmc.h> -#include <plat/common.h> +#include "common.h" #include <plat/onenand.h> #include "mux.h" @@ -149,6 +149,7 @@ MACHINE_START(NOKIA_RM680, "Nokia RM-680 board") .map_io = omap3_map_io, .init_early = omap3630_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = rm680_init, .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c index ba1aa07bdb29..bd18d691c6ad 100644 --- a/arch/arm/mach-omap2/board-rx51-peripherals.c +++ b/arch/arm/mach-omap2/board-rx51-peripherals.c @@ -27,7 +27,7 @@ #include <plat/mcspi.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/dma.h> #include <plat/gpmc.h> #include <plat/onenand.h> diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c index 4af7c4b2881a..4e3c0965edf3 100644 --- a/arch/arm/mach-omap2/board-rx51.c +++ b/arch/arm/mach-omap2/board-rx51.c @@ -25,7 +25,7 @@ #include <plat/mcspi.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" #include <plat/dma.h> #include <plat/gpmc.h> #include <plat/usb.h> @@ -127,6 +127,7 @@ MACHINE_START(NOKIA_RX51, "Nokia RX-51 board") .map_io = omap3_map_io, .init_early = omap3430_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = rx51_init, .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-ti8168evm.c b/arch/arm/mach-omap2/board-ti8168evm.c index e6ee8842285c..8402b39b2840 100644 --- a/arch/arm/mach-omap2/board-ti8168evm.c +++ b/arch/arm/mach-omap2/board-ti8168evm.c @@ -22,7 +22,7 @@ #include <plat/irqs.h> #include <plat/board.h> -#include <plat/common.h> +#include "common.h" static struct omap_board_config_kernel ti8168_evm_config[] __initdata = { }; diff --git a/arch/arm/mach-omap2/board-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c index 6d0aa4fcb7c3..8d7ce11cfeaf 100644 --- a/arch/arm/mach-omap2/board-zoom-peripherals.c +++ b/arch/arm/mach-omap2/board-zoom-peripherals.c @@ -24,7 +24,7 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <plat/common.h> +#include "common.h" #include <plat/usb.h> #include <mach/board-zoom.h> diff --git a/arch/arm/mach-omap2/board-zoom.c b/arch/arm/mach-omap2/board-zoom.c index be6684dc4f55..70e5b54a2115 100644 --- a/arch/arm/mach-omap2/board-zoom.c +++ b/arch/arm/mach-omap2/board-zoom.c @@ -21,7 +21,7 @@ #include <asm/mach-types.h> #include <asm/mach/arch.h> -#include <plat/common.h> +#include "common.h" #include <plat/board.h> #include <plat/usb.h> @@ -135,6 +135,7 @@ MACHINE_START(OMAP_ZOOM2, "OMAP Zoom2 board") .map_io = omap3_map_io, .init_early = omap3430_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = omap_zoom_init, .timer = &omap3_timer, MACHINE_END @@ -145,6 +146,7 @@ MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board") .map_io = omap3_map_io, .init_early = omap3630_init_early, .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = omap_zoom_init, .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/cm2xxx_3xxx.c b/arch/arm/mach-omap2/cm2xxx_3xxx.c index 38830d8d4783..04d39cdd2112 100644 --- a/arch/arm/mach-omap2/cm2xxx_3xxx.c +++ b/arch/arm/mach-omap2/cm2xxx_3xxx.c @@ -18,7 +18,7 @@ #include <linux/err.h> #include <linux/io.h> -#include <plat/common.h> +#include "common.h" #include "cm.h" #include "cm2xxx_3xxx.h" diff --git a/arch/arm/mach-omap2/cm44xx.c b/arch/arm/mach-omap2/cm44xx.c index e96f53ea01a1..6a836303252c 100644 --- a/arch/arm/mach-omap2/cm44xx.c +++ b/arch/arm/mach-omap2/cm44xx.c @@ -18,7 +18,7 @@ #include <linux/err.h> #include <linux/io.h> -#include <plat/common.h> +#include "common.h" #include "cm.h" #include "cm1_44xx.h" diff --git a/arch/arm/mach-omap2/cminst44xx.c b/arch/arm/mach-omap2/cminst44xx.c index eb2a472bbf46..6204deaf85b1 100644 --- a/arch/arm/mach-omap2/cminst44xx.c +++ b/arch/arm/mach-omap2/cminst44xx.c @@ -20,7 +20,7 @@ #include <linux/err.h> #include <linux/io.h> -#include <plat/common.h> +#include "common.h" #include "cm.h" #include "cm1_44xx.h" diff --git a/arch/arm/mach-omap2/common.c b/arch/arm/mach-omap2/common.c index 110e5b9db145..684b8a7cd401 100644 --- a/arch/arm/mach-omap2/common.c +++ b/arch/arm/mach-omap2/common.c @@ -17,7 +17,7 @@ #include <linux/clk.h> #include <linux/io.h> -#include <plat/common.h> +#include "common.h" #include <plat/board.h> #include <plat/mux.h> diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h new file mode 100644 index 000000000000..0911e843f079 --- /dev/null +++ b/arch/arm/mach-omap2/common.h @@ -0,0 +1,227 @@ +/* + * Header for code common to all OMAP2+ machines. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H +#define __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H +#ifndef __ASSEMBLER__ + +#include <linux/delay.h> +#include <plat/common.h> +#include <asm/proc-fns.h> + +#ifdef CONFIG_SOC_OMAP2420 +extern void omap242x_map_common_io(void); +#else +static inline void omap242x_map_common_io(void) +{ +} +#endif + +#ifdef CONFIG_SOC_OMAP2430 +extern void omap243x_map_common_io(void); +#else +static inline void omap243x_map_common_io(void) +{ +} +#endif + +#ifdef CONFIG_ARCH_OMAP3 +extern void omap34xx_map_common_io(void); +#else +static inline void omap34xx_map_common_io(void) +{ +} +#endif + +#ifdef CONFIG_SOC_OMAPTI816X +extern void omapti816x_map_common_io(void); +#else +static inline void omapti816x_map_common_io(void) +{ +} +#endif + +#ifdef CONFIG_ARCH_OMAP4 +extern void omap44xx_map_common_io(void); +#else +static inline void omap44xx_map_common_io(void) +{ +} +#endif + +extern void omap2_init_common_infrastructure(void); + +extern struct sys_timer omap2_timer; +extern struct sys_timer omap3_timer; +extern struct sys_timer omap3_secure_timer; +extern struct sys_timer omap4_timer; + +void omap2420_init_early(void); +void omap2430_init_early(void); +void omap3430_init_early(void); +void omap35xx_init_early(void); +void omap3630_init_early(void); +void omap3_init_early(void); /* Do not use this one */ +void am35xx_init_early(void); +void ti816x_init_early(void); +void omap4430_init_early(void); + +/* + * IO bases for various OMAP processors + * Except the tap base, rest all the io bases + * listed are physical addresses. + */ +struct omap_globals { + u32 class; /* OMAP class to detect */ + void __iomem *tap; /* Control module ID code */ + void __iomem *sdrc; /* SDRAM Controller */ + void __iomem *sms; /* SDRAM Memory Scheduler */ + void __iomem *ctrl; /* System Control Module */ + void __iomem *ctrl_pad; /* PAD Control Module */ + void __iomem *prm; /* Power and Reset Management */ + void __iomem *cm; /* Clock Management */ + void __iomem *cm2; +}; + +void omap2_set_globals_242x(void); +void omap2_set_globals_243x(void); +void omap2_set_globals_3xxx(void); +void omap2_set_globals_443x(void); +void omap2_set_globals_ti816x(void); + +/* These get called from omap2_set_globals_xxxx(), do not call these */ +void omap2_set_globals_tap(struct omap_globals *); +void omap2_set_globals_sdrc(struct omap_globals *); +void omap2_set_globals_control(struct omap_globals *); +void omap2_set_globals_prcm(struct omap_globals *); + +void omap242x_map_io(void); +void omap243x_map_io(void); +void omap3_map_io(void); +void omap4_map_io(void); + +/** + * omap_test_timeout - busy-loop, testing a condition + * @cond: condition to test until it evaluates to true + * @timeout: maximum number of microseconds in the timeout + * @index: loop index (integer) + * + * Loop waiting for @cond to become true or until at least @timeout + * microseconds have passed. To use, define some integer @index in the + * calling code. After running, if @index == @timeout, then the loop has + * timed out. + */ +#define omap_test_timeout(cond, timeout, index) \ +({ \ + for (index = 0; index < timeout; index++) { \ + if (cond) \ + break; \ + udelay(1); \ + } \ +}) + +extern struct device *omap2_get_mpuss_device(void); +extern struct device *omap2_get_iva_device(void); +extern struct device *omap2_get_l3_device(void); +extern struct device *omap4_get_dsp_device(void); + +void omap2_init_irq(void); +void omap3_init_irq(void); +void ti816x_init_irq(void); +extern int omap_irq_pending(void); +void omap_intc_save_context(void); +void omap_intc_restore_context(void); +void omap3_intc_suspend(void); +void omap3_intc_prepare_idle(void); +void omap3_intc_resume_idle(void); +void omap2_intc_handle_irq(struct pt_regs *regs); +void omap3_intc_handle_irq(struct pt_regs *regs); + +#ifdef CONFIG_CACHE_L2X0 +extern void __iomem *omap4_get_l2cache_base(void); +#endif + +#ifdef CONFIG_SMP +extern void __iomem *omap4_get_scu_base(void); +#else +static inline void __iomem *omap4_get_scu_base(void) +{ + return NULL; +} +#endif + +extern void __init gic_init_irq(void); +extern void omap_smc1(u32 fn, u32 arg); +extern void __iomem *omap4_get_sar_ram_base(void); +extern void omap_do_wfi(void); + +#ifdef CONFIG_SMP +/* Needed for secondary core boot */ +extern void omap_secondary_startup(void); +extern u32 omap_modify_auxcoreboot0(u32 set_mask, u32 clear_mask); +extern void omap_auxcoreboot_addr(u32 cpu_addr); +extern u32 omap_read_auxcoreboot0(void); +#endif + +#if defined(CONFIG_SMP) && defined(CONFIG_PM) +extern int omap4_mpuss_init(void); +extern int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state); +extern int omap4_finish_suspend(unsigned long cpu_state); +extern void omap4_cpu_resume(void); +extern int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state); +extern u32 omap4_mpuss_read_prev_context_state(void); +#else +static inline int omap4_enter_lowpower(unsigned int cpu, + unsigned int power_state) +{ + cpu_do_idle(); + return 0; +} + +static inline int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state) +{ + cpu_do_idle(); + return 0; +} + +static inline int omap4_mpuss_init(void) +{ + return 0; +} + +static inline int omap4_finish_suspend(unsigned long cpu_state) +{ + return 0; +} + +static inline void omap4_cpu_resume(void) +{} + +static inline u32 omap4_mpuss_read_prev_context_state(void) +{ + return 0; +} +#endif +#endif /* __ASSEMBLER__ */ +#endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */ diff --git a/arch/arm/mach-omap2/control.c b/arch/arm/mach-omap2/control.c index e34d27f8c49c..114c037e433c 100644 --- a/arch/arm/mach-omap2/control.c +++ b/arch/arm/mach-omap2/control.c @@ -15,7 +15,7 @@ #include <linux/kernel.h> #include <linux/io.h> -#include <plat/common.h> +#include "common.h" #include <plat/sdrc.h> #include "cm-regbits-34xx.h" diff --git a/arch/arm/mach-omap2/cpuidle34xx.c b/arch/arm/mach-omap2/cpuidle34xx.c index 942bb4f19f9f..1f71ebb6c12c 100644 --- a/arch/arm/mach-omap2/cpuidle34xx.c +++ b/arch/arm/mach-omap2/cpuidle34xx.c @@ -25,6 +25,7 @@ #include <linux/sched.h> #include <linux/cpuidle.h> #include <linux/export.h> +#include <linux/cpu_pm.h> #include <plat/prcm.h> #include <plat/irqs.h> @@ -34,6 +35,7 @@ #include "pm.h" #include "control.h" +#include "common.h" #ifdef CONFIG_CPU_IDLE @@ -123,9 +125,23 @@ static int omap3_enter_idle(struct cpuidle_device *dev, pwrdm_for_each_clkdm(core_pd, _cpuidle_deny_idle); } + /* + * Call idle CPU PM enter notifier chain so that + * VFP context is saved. + */ + if (mpu_state == PWRDM_POWER_OFF) + cpu_pm_enter(); + /* Execute ARM wfi */ omap_sram_idle(); + /* + * Call idle CPU PM enter notifier chain to restore + * VFP context. + */ + if (pwrdm_read_prev_pwrst(mpu_pd) == PWRDM_POWER_OFF) + cpu_pm_exit(); + /* Re-allow idle for C1 */ if (index == 0) { pwrdm_for_each_clkdm(mpu_pd, _cpuidle_allow_idle); diff --git a/arch/arm/mach-omap2/cpuidle44xx.c b/arch/arm/mach-omap2/cpuidle44xx.c new file mode 100644 index 000000000000..cfdbb86bc84e --- /dev/null +++ b/arch/arm/mach-omap2/cpuidle44xx.c @@ -0,0 +1,245 @@ +/* + * OMAP4 CPU idle Routines + * + * Copyright (C) 2011 Texas Instruments, Inc. + * Santosh Shilimkar <santosh.shilimkar@ti.com> + * Rajendra Nayak <rnayak@ti.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/sched.h> +#include <linux/cpuidle.h> +#include <linux/cpu_pm.h> +#include <linux/export.h> +#include <linux/clockchips.h> + +#include <asm/proc-fns.h> + +#include "common.h" +#include "pm.h" +#include "prm.h" + +#ifdef CONFIG_CPU_IDLE + +/* Machine specific information to be recorded in the C-state driver_data */ +struct omap4_idle_statedata { + u32 cpu_state; + u32 mpu_logic_state; + u32 mpu_state; + u8 valid; +}; + +static struct cpuidle_params cpuidle_params_table[] = { + /* C1 - CPU0 ON + CPU1 ON + MPU ON */ + {.exit_latency = 2 + 2 , .target_residency = 5, .valid = 1}, + /* C2- CPU0 OFF + CPU1 OFF + MPU CSWR */ + {.exit_latency = 328 + 440 , .target_residency = 960, .valid = 1}, + /* C3 - CPU0 OFF + CPU1 OFF + MPU OSWR */ + {.exit_latency = 460 + 518 , .target_residency = 1100, .valid = 1}, +}; + +#define OMAP4_NUM_STATES ARRAY_SIZE(cpuidle_params_table) + +struct omap4_idle_statedata omap4_idle_data[OMAP4_NUM_STATES]; +static struct powerdomain *mpu_pd, *cpu0_pd, *cpu1_pd; + +/** + * omap4_enter_idle - Programs OMAP4 to enter the specified state + * @dev: cpuidle device + * @drv: cpuidle driver + * @index: the index of state to be entered + * + * Called from the CPUidle framework to program the device to the + * specified low power state selected by the governor. + * Returns the amount of time spent in the low power state. + */ +static int omap4_enter_idle(struct cpuidle_device *dev, + struct cpuidle_driver *drv, + int index) +{ + struct omap4_idle_statedata *cx = + cpuidle_get_statedata(&dev->states_usage[index]); + struct timespec ts_preidle, ts_postidle, ts_idle; + u32 cpu1_state; + int idle_time; + int new_state_idx; + int cpu_id = smp_processor_id(); + + /* Used to keep track of the total time in idle */ + getnstimeofday(&ts_preidle); + + local_irq_disable(); + local_fiq_disable(); + + /* + * CPU0 has to stay ON (i.e in C1) until CPU1 is OFF state. + * This is necessary to honour hardware recommondation + * of triggeing all the possible low power modes once CPU1 is + * out of coherency and in OFF mode. + * Update dev->last_state so that governor stats reflects right + * data. + */ + cpu1_state = pwrdm_read_pwrst(cpu1_pd); + if (cpu1_state != PWRDM_POWER_OFF) { + new_state_idx = drv->safe_state_index; + cx = cpuidle_get_statedata(&dev->states_usage[new_state_idx]); + } + + if (index > 0) + clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &cpu_id); + + /* + * Call idle CPU PM enter notifier chain so that + * VFP and per CPU interrupt context is saved. + */ + if (cx->cpu_state == PWRDM_POWER_OFF) + cpu_pm_enter(); + + pwrdm_set_logic_retst(mpu_pd, cx->mpu_logic_state); + omap_set_pwrdm_state(mpu_pd, cx->mpu_state); + + /* + * Call idle CPU cluster PM enter notifier chain + * to save GIC and wakeupgen context. + */ + if ((cx->mpu_state == PWRDM_POWER_RET) && + (cx->mpu_logic_state == PWRDM_POWER_OFF)) + cpu_cluster_pm_enter(); + + omap4_enter_lowpower(dev->cpu, cx->cpu_state); + + /* + * Call idle CPU PM exit notifier chain to restore + * VFP and per CPU IRQ context. Only CPU0 state is + * considered since CPU1 is managed by CPU hotplug. + */ + if (pwrdm_read_prev_pwrst(cpu0_pd) == PWRDM_POWER_OFF) + cpu_pm_exit(); + + /* + * Call idle CPU cluster PM exit notifier chain + * to restore GIC and wakeupgen context. + */ + if (omap4_mpuss_read_prev_context_state()) + cpu_cluster_pm_exit(); + + if (index > 0) + clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_EXIT, &cpu_id); + + getnstimeofday(&ts_postidle); + ts_idle = timespec_sub(ts_postidle, ts_preidle); + + local_irq_enable(); + local_fiq_enable(); + + idle_time = ts_idle.tv_nsec / NSEC_PER_USEC + ts_idle.tv_sec * \ + USEC_PER_SEC; + + /* Update cpuidle counters */ + dev->last_residency = idle_time; + + return index; +} + +DEFINE_PER_CPU(struct cpuidle_device, omap4_idle_dev); + +struct cpuidle_driver omap4_idle_driver = { + .name = "omap4_idle", + .owner = THIS_MODULE, +}; + +static inline void _fill_cstate(struct cpuidle_driver *drv, + int idx, const char *descr) +{ + struct cpuidle_state *state = &drv->states[idx]; + + state->exit_latency = cpuidle_params_table[idx].exit_latency; + state->target_residency = cpuidle_params_table[idx].target_residency; + state->flags = CPUIDLE_FLAG_TIME_VALID; + state->enter = omap4_enter_idle; + sprintf(state->name, "C%d", idx + 1); + strncpy(state->desc, descr, CPUIDLE_DESC_LEN); +} + +static inline struct omap4_idle_statedata *_fill_cstate_usage( + struct cpuidle_device *dev, + int idx) +{ + struct omap4_idle_statedata *cx = &omap4_idle_data[idx]; + struct cpuidle_state_usage *state_usage = &dev->states_usage[idx]; + + cx->valid = cpuidle_params_table[idx].valid; + cpuidle_set_statedata(state_usage, cx); + + return cx; +} + + + +/** + * omap4_idle_init - Init routine for OMAP4 idle + * + * Registers the OMAP4 specific cpuidle driver to the cpuidle + * framework with the valid set of states. + */ +int __init omap4_idle_init(void) +{ + struct omap4_idle_statedata *cx; + struct cpuidle_device *dev; + struct cpuidle_driver *drv = &omap4_idle_driver; + unsigned int cpu_id = 0; + + mpu_pd = pwrdm_lookup("mpu_pwrdm"); + cpu0_pd = pwrdm_lookup("cpu0_pwrdm"); + cpu1_pd = pwrdm_lookup("cpu1_pwrdm"); + if ((!mpu_pd) || (!cpu0_pd) || (!cpu1_pd)) + return -ENODEV; + + + drv->safe_state_index = -1; + dev = &per_cpu(omap4_idle_dev, cpu_id); + dev->cpu = cpu_id; + + /* C1 - CPU0 ON + CPU1 ON + MPU ON */ + _fill_cstate(drv, 0, "MPUSS ON"); + drv->safe_state_index = 0; + cx = _fill_cstate_usage(dev, 0); + cx->valid = 1; /* C1 is always valid */ + cx->cpu_state = PWRDM_POWER_ON; + cx->mpu_state = PWRDM_POWER_ON; + cx->mpu_logic_state = PWRDM_POWER_RET; + + /* C2 - CPU0 OFF + CPU1 OFF + MPU CSWR */ + _fill_cstate(drv, 1, "MPUSS CSWR"); + cx = _fill_cstate_usage(dev, 1); + cx->cpu_state = PWRDM_POWER_OFF; + cx->mpu_state = PWRDM_POWER_RET; + cx->mpu_logic_state = PWRDM_POWER_RET; + + /* C3 - CPU0 OFF + CPU1 OFF + MPU OSWR */ + _fill_cstate(drv, 2, "MPUSS OSWR"); + cx = _fill_cstate_usage(dev, 2); + cx->cpu_state = PWRDM_POWER_OFF; + cx->mpu_state = PWRDM_POWER_RET; + cx->mpu_logic_state = PWRDM_POWER_OFF; + + drv->state_count = OMAP4_NUM_STATES; + cpuidle_register_driver(&omap4_idle_driver); + + dev->state_count = OMAP4_NUM_STATES; + if (cpuidle_register_device(dev)) { + pr_err("%s: CPUidle register device failed\n", __func__); + return -EIO; + } + + return 0; +} +#else +int __init omap4_idle_init(void) +{ + return 0; +} +#endif /* CONFIG_CPU_IDLE */ diff --git a/arch/arm/mach-omap2/display.c b/arch/arm/mach-omap2/display.c index dce9905d64bb..bc6cf863a563 100644 --- a/arch/arm/mach-omap2/display.c +++ b/arch/arm/mach-omap2/display.c @@ -22,12 +22,13 @@ #include <linux/io.h> #include <linux/clk.h> #include <linux/err.h> +#include <linux/delay.h> #include <video/omapdss.h> #include <plat/omap_hwmod.h> #include <plat/omap_device.h> #include <plat/omap-pm.h> -#include <plat/common.h> +#include "common.h" #include "control.h" #include "display.h" diff --git a/arch/arm/mach-omap2/i2c.c b/arch/arm/mach-omap2/i2c.c index ace99944e96f..a12e224eb97d 100644 --- a/arch/arm/mach-omap2/i2c.c +++ b/arch/arm/mach-omap2/i2c.c @@ -21,7 +21,7 @@ #include <plat/cpu.h> #include <plat/i2c.h> -#include <plat/common.h> +#include "common.h" #include <plat/omap_hwmod.h> #include "mux.h" diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 7f47092a193f..27ad722df637 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -21,7 +21,7 @@ #include <asm/cputype.h> -#include <plat/common.h> +#include "common.h" #include <plat/cpu.h> #include <mach/id.h> diff --git a/arch/arm/mach-netx/include/mach/vmalloc.h b/arch/arm/mach-omap2/include/mach/barriers.h index 871f1ef7bff5..4fa72c7cc7cd 100644 --- a/arch/arm/mach-netx/include/mach/vmalloc.h +++ b/arch/arm/mach-omap2/include/mach/barriers.h @@ -1,11 +1,13 @@ /* - * arch/arm/mach-netx/include/mach/vmalloc.h + * OMAP memory barrier header. * - * Copyright (C) 2005 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix + * Copyright (C) 2011 Texas Instruments, Inc. + * Santosh Shilimkar <santosh.shilimkar@ti.com> + * Richard Woodruff <r-woodruff2@ti.com> * * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of @@ -14,6 +16,16 @@ * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ -#define VMALLOC_END 0xd0000000UL + +#ifndef __MACH_BARRIERS_H +#define __MACH_BARRIERS_H + +extern void omap_bus_sync(void); + +#define rmb() dsb() +#define wmb() do { dsb(); outer_sync(); omap_bus_sync(); } while (0) +#define mb() wmb() + +#endif /* __MACH_BARRIERS_H */ diff --git a/arch/arm/mach-omap2/include/mach/entry-macro.S b/arch/arm/mach-omap2/include/mach/entry-macro.S index feb90a10945a..56964a0c4c7e 100644 --- a/arch/arm/mach-omap2/include/mach/entry-macro.S +++ b/arch/arm/mach-omap2/include/mach/entry-macro.S @@ -10,146 +10,9 @@ * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ -#include <mach/hardware.h> -#include <mach/io.h> -#include <mach/irqs.h> -#include <asm/hardware/gic.h> - -#include <plat/omap24xx.h> -#include <plat/omap34xx.h> -#include <plat/omap44xx.h> - -#include <plat/multi.h> - -#define OMAP2_IRQ_BASE OMAP2_L4_IO_ADDRESS(OMAP24XX_IC_BASE) -#define OMAP3_IRQ_BASE OMAP2_L4_IO_ADDRESS(OMAP34XX_IC_BASE) -#define OMAP4_IRQ_BASE OMAP2_L4_IO_ADDRESS(OMAP44XX_GIC_CPU_BASE) -#define INTCPS_SIR_IRQ_OFFSET 0x0040 /* omap2/3 active interrupt offset */ -#define ACTIVEIRQ_MASK 0x7f /* omap2/3 active interrupt bits */ .macro disable_fiq .endm .macro arch_ret_to_user, tmp1, tmp2 .endm - -/* - * Unoptimized irq functions for multi-omap2, 3 and 4 - */ - -#ifdef MULTI_OMAP2 - /* - * Configure the interrupt base on the first interrupt. - * See also omap_irq_base_init for setting omap_irq_base. - */ - .macro get_irqnr_preamble, base, tmp - ldr \base, =omap_irq_base @ irq base address - ldr \base, [\base, #0] @ irq base value - .endm - - /* Check the pending interrupts. Note that base already set */ - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - tst \base, #0x100 @ gic address? - bne 4401f @ found gic - - /* Handle omap2 and omap3 */ - ldr \irqnr, [\base, #0x98] /* IRQ pending reg 1 */ - cmp \irqnr, #0x0 - bne 9998f - ldr \irqnr, [\base, #0xb8] /* IRQ pending reg 2 */ - cmp \irqnr, #0x0 - bne 9998f - ldr \irqnr, [\base, #0xd8] /* IRQ pending reg 3 */ - cmp \irqnr, #0x0 - bne 9998f - - /* - * ti816x has additional IRQ pending register. Checking this - * register on omap2 & omap3 has no effect (read as 0). - */ - ldr \irqnr, [\base, #0xf8] /* IRQ pending reg 4 */ - cmp \irqnr, #0x0 -9998: - ldrne \irqnr, [\base, #INTCPS_SIR_IRQ_OFFSET] - and \irqnr, \irqnr, #ACTIVEIRQ_MASK /* Clear spurious bits */ - b 9999f - - /* Handle omap4 */ -4401: ldr \irqstat, [\base, #GIC_CPU_INTACK] - ldr \tmp, =1021 - bic \irqnr, \irqstat, #0x1c00 - cmp \irqnr, #15 - cmpcc \irqnr, \irqnr - cmpne \irqnr, \tmp - cmpcs \irqnr, \irqnr -9999: - .endm - -#ifdef CONFIG_SMP - /* We assume that irqstat (the raw value of the IRQ acknowledge - * register) is preserved from the macro above. - * If there is an IPI, we immediately signal end of interrupt - * on the controller, since this requires the original irqstat - * value which we won't easily be able to recreate later. - */ - - .macro test_for_ipi, irqnr, irqstat, base, tmp - bic \irqnr, \irqstat, #0x1c00 - cmp \irqnr, #16 - it cc - strcc \irqstat, [\base, #GIC_CPU_EOI] - it cs - cmpcs \irqnr, \irqnr - .endm -#endif /* CONFIG_SMP */ - -#else /* MULTI_OMAP2 */ - - -/* - * Optimized irq functions for omap2, 3 and 4 - */ - -#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) - .macro get_irqnr_preamble, base, tmp -#ifdef CONFIG_ARCH_OMAP2 - ldr \base, =OMAP2_IRQ_BASE -#else - ldr \base, =OMAP3_IRQ_BASE -#endif - .endm - - /* Check the pending interrupts. Note that base already set */ - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - ldr \irqnr, [\base, #0x98] /* IRQ pending reg 1 */ - cmp \irqnr, #0x0 - bne 9999f - ldr \irqnr, [\base, #0xb8] /* IRQ pending reg 2 */ - cmp \irqnr, #0x0 - bne 9999f - ldr \irqnr, [\base, #0xd8] /* IRQ pending reg 3 */ - cmp \irqnr, #0x0 -#ifdef CONFIG_SOC_OMAPTI816X - bne 9999f - ldr \irqnr, [\base, #0xf8] /* IRQ pending reg 4 */ - cmp \irqnr, #0x0 -#endif -9999: - ldrne \irqnr, [\base, #INTCPS_SIR_IRQ_OFFSET] - and \irqnr, \irqnr, #ACTIVEIRQ_MASK /* Clear spurious bits */ - - .endm -#endif - - -#ifdef CONFIG_ARCH_OMAP4 -#define HAVE_GET_IRQNR_PREAMBLE -#include <asm/hardware/entry-macro-gic.S> - - .macro get_irqnr_preamble, base, tmp - ldr \base, =OMAP4_IRQ_BASE - .endm - -#endif - -#endif /* MULTI_OMAP2 */ diff --git a/arch/arm/mach-omap2/include/mach/omap-secure.h b/arch/arm/mach-omap2/include/mach/omap-secure.h new file mode 100644 index 000000000000..c90a43589abe --- /dev/null +++ b/arch/arm/mach-omap2/include/mach/omap-secure.h @@ -0,0 +1,57 @@ +/* + * omap-secure.h: OMAP Secure infrastructure header. + * + * Copyright (C) 2011 Texas Instruments, Inc. + * Santosh Shilimkar <santosh.shilimkar@ti.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#ifndef OMAP_ARCH_OMAP_SECURE_H +#define OMAP_ARCH_OMAP_SECURE_H + +/* Monitor error code */ +#define API_HAL_RET_VALUE_NS2S_CONVERSION_ERROR 0xFFFFFFFE +#define API_HAL_RET_VALUE_SERVICE_UNKNWON 0xFFFFFFFF + +/* HAL API error codes */ +#define API_HAL_RET_VALUE_OK 0x00 +#define API_HAL_RET_VALUE_FAIL 0x01 + +/* Secure HAL API flags */ +#define FLAG_START_CRITICAL 0x4 +#define FLAG_IRQFIQ_MASK 0x3 +#define FLAG_IRQ_ENABLE 0x2 +#define FLAG_FIQ_ENABLE 0x1 +#define NO_FLAG 0x0 + +/* Maximum Secure memory storage size */ +#define OMAP_SECURE_RAM_STORAGE (88 * SZ_1K) + +/* Secure low power HAL API index */ +#define OMAP4_HAL_SAVESECURERAM_INDEX 0x1a +#define OMAP4_HAL_SAVEHW_INDEX 0x1b +#define OMAP4_HAL_SAVEALL_INDEX 0x1c +#define OMAP4_HAL_SAVEGIC_INDEX 0x1d + +/* Secure Monitor mode APIs */ +#define OMAP4_MON_SCU_PWR_INDEX 0x108 +#define OMAP4_MON_L2X0_DBG_CTRL_INDEX 0x100 +#define OMAP4_MON_L2X0_CTRL_INDEX 0x102 +#define OMAP4_MON_L2X0_AUXCTRL_INDEX 0x109 +#define OMAP4_MON_L2X0_PREFETCH_INDEX 0x113 + +/* Secure PPA(Primary Protected Application) APIs */ +#define OMAP4_PPA_L2_POR_INDEX 0x23 +#define OMAP4_PPA_CPU_ACTRL_SMP_INDEX 0x25 + +#ifndef __ASSEMBLER__ + +extern u32 omap_secure_dispatcher(u32 idx, u32 flag, u32 nargs, + u32 arg1, u32 arg2, u32 arg3, u32 arg4); +extern u32 omap_smc2(u32 id, u32 falg, u32 pargs); +extern phys_addr_t omap_secure_ram_mempool_base(void); + +#endif /* __ASSEMBLER__ */ +#endif /* OMAP_ARCH_OMAP_SECURE_H */ diff --git a/arch/arm/mach-omap2/include/mach/omap-wakeupgen.h b/arch/arm/mach-omap2/include/mach/omap-wakeupgen.h new file mode 100644 index 000000000000..d79321b0f2a2 --- /dev/null +++ b/arch/arm/mach-omap2/include/mach/omap-wakeupgen.h @@ -0,0 +1,39 @@ +/* + * OMAP WakeupGen header file + * + * Copyright (C) 2011 Texas Instruments, Inc. + * Santosh Shilimkar <santosh.shilimkar@ti.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#ifndef OMAP_ARCH_WAKEUPGEN_H +#define OMAP_ARCH_WAKEUPGEN_H + +#define OMAP_WKG_CONTROL_0 0x00 +#define OMAP_WKG_ENB_A_0 0x10 +#define OMAP_WKG_ENB_B_0 0x14 +#define OMAP_WKG_ENB_C_0 0x18 +#define OMAP_WKG_ENB_D_0 0x1c +#define OMAP_WKG_ENB_SECURE_A_0 0x20 +#define OMAP_WKG_ENB_SECURE_B_0 0x24 +#define OMAP_WKG_ENB_SECURE_C_0 0x28 +#define OMAP_WKG_ENB_SECURE_D_0 0x2c +#define OMAP_WKG_ENB_A_1 0x410 +#define OMAP_WKG_ENB_B_1 0x414 +#define OMAP_WKG_ENB_C_1 0x418 +#define OMAP_WKG_ENB_D_1 0x41c +#define OMAP_WKG_ENB_SECURE_A_1 0x420 +#define OMAP_WKG_ENB_SECURE_B_1 0x424 +#define OMAP_WKG_ENB_SECURE_C_1 0x428 +#define OMAP_WKG_ENB_SECURE_D_1 0x42c +#define OMAP_AUX_CORE_BOOT_0 0x800 +#define OMAP_AUX_CORE_BOOT_1 0x804 +#define OMAP_PTMSYNCREQ_MASK 0xc00 +#define OMAP_PTMSYNCREQ_EN 0xc04 +#define OMAP_TIMESTAMPCYCLELO 0xc08 +#define OMAP_TIMESTAMPCYCLEHI 0xc0c + +extern int __init omap_wakeupgen_init(void); +#endif diff --git a/arch/arm/mach-omap2/include/mach/omap4-common.h b/arch/arm/mach-omap2/include/mach/omap4-common.h deleted file mode 100644 index e4bd87619734..000000000000 --- a/arch/arm/mach-omap2/include/mach/omap4-common.h +++ /dev/null @@ -1,43 +0,0 @@ -/* - * omap4-common.h: OMAP4 specific common header file - * - * Copyright (C) 2010 Texas Instruments, Inc. - * - * Author: - * Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#ifndef OMAP_ARCH_OMAP4_COMMON_H -#define OMAP_ARCH_OMAP4_COMMON_H - -/* - * wfi used in low power code. Directly opcode is used instead - * of instruction to avoid mulit-omap build break - */ -#ifdef CONFIG_THUMB2_KERNEL -#define do_wfi() __asm__ __volatile__ ("wfi" : : : "memory") -#else -#define do_wfi() \ - __asm__ __volatile__ (".word 0xe320f003" : : : "memory") -#endif - -#ifdef CONFIG_CACHE_L2X0 -extern void __iomem *l2cache_base; -#endif - -extern void __iomem *gic_dist_base_addr; - -extern void __init gic_init_irq(void); -extern void omap_smc1(u32 fn, u32 arg); - -#ifdef CONFIG_SMP -/* Needed for secondary core boot */ -extern void omap_secondary_startup(void); -extern u32 omap_modify_auxcoreboot0(u32 set_mask, u32 clear_mask); -extern void omap_auxcoreboot_addr(u32 cpu_addr); -extern u32 omap_read_auxcoreboot0(void); -#endif -#endif diff --git a/arch/arm/mach-omap2/include/mach/vmalloc.h b/arch/arm/mach-omap2/include/mach/vmalloc.h deleted file mode 100644 index 866319947760..000000000000 --- a/arch/arm/mach-omap2/include/mach/vmalloc.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * arch/arm/plat-omap/include/mach/vmalloc.h - * - * Copyright (C) 2000 Russell King. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#define VMALLOC_END 0xf8000000UL diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index 25d20ced03e1..65843390e7f0 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -35,7 +35,7 @@ #include "clock3xxx.h" #include "clock44xx.h" -#include <plat/common.h> +#include "common.h" #include <plat/omap-pm.h> #include "voltage.h" #include "powerdomain.h" @@ -43,7 +43,7 @@ #include "clockdomain.h" #include <plat/omap_hwmod.h> #include <plat/multi.h> -#include <plat/common.h> +#include "common.h" /* * The machine specific code may provide the extra mapping besides the @@ -237,6 +237,15 @@ static struct map_desc omap44xx_io_desc[] __initdata = { .length = L4_EMU_44XX_SIZE, .type = MT_DEVICE, }, +#ifdef CONFIG_OMAP4_ERRATA_I688 + { + .virtual = OMAP4_SRAM_VA, + .pfn = __phys_to_pfn(OMAP4_SRAM_PA), + .length = PAGE_SIZE, + .type = MT_MEMORY_SO, + }, +#endif + }; #endif @@ -316,13 +325,9 @@ static int _set_hwmod_postsetup_state(struct omap_hwmod *oh, void *data) return omap_hwmod_set_postsetup_state(oh, *(u8 *)data); } -/* See irq.c, omap4-common.c and entry-macro.S */ -void __iomem *omap_irq_base; - static void __init omap_common_init_early(void) { omap2_check_revision(); - omap_ioremap_init(); omap_init_consistent_dma_size(); } diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c index 65f1be6a182c..42b1d6591912 100644 --- a/arch/arm/mach-omap2/irq.c +++ b/arch/arm/mach-omap2/irq.c @@ -15,6 +15,7 @@ #include <linux/interrupt.h> #include <linux/io.h> #include <mach/hardware.h> +#include <asm/exception.h> #include <asm/mach/irq.h> @@ -35,6 +36,11 @@ /* Number of IRQ state bits in each MIR register */ #define IRQ_BITS_PER_REG 32 +#define OMAP2_IRQ_BASE OMAP2_L4_IO_ADDRESS(OMAP24XX_IC_BASE) +#define OMAP3_IRQ_BASE OMAP2_L4_IO_ADDRESS(OMAP34XX_IC_BASE) +#define INTCPS_SIR_IRQ_OFFSET 0x0040 /* omap2/3 active interrupt offset */ +#define ACTIVEIRQ_MASK 0x7f /* omap2/3 active interrupt bits */ + /* * OMAP2 has a number of different interrupt controllers, each interrupt * controller is identified as its own "bank". Register definitions are @@ -143,6 +149,7 @@ omap_alloc_gc(void __iomem *base, unsigned int irq_start, unsigned int num) static void __init omap_init_irq(u32 base, int nr_irqs) { + void __iomem *omap_irq_base; unsigned long nr_of_irqs = 0; unsigned int nr_banks = 0; int i, j; @@ -191,6 +198,44 @@ void __init ti816x_init_irq(void) omap_init_irq(OMAP34XX_IC_BASE, 128); } +static inline void omap_intc_handle_irq(void __iomem *base_addr, struct pt_regs *regs) +{ + u32 irqnr; + + do { + irqnr = readl_relaxed(base_addr + 0x98); + if (irqnr) + goto out; + + irqnr = readl_relaxed(base_addr + 0xb8); + if (irqnr) + goto out; + + irqnr = readl_relaxed(base_addr + 0xd8); +#ifdef CONFIG_SOC_OMAPTI816X + if (irqnr) + goto out; + irqnr = readl_relaxed(base_addr + 0xf8); +#endif + +out: + if (!irqnr) + break; + + irqnr = readl_relaxed(base_addr + INTCPS_SIR_IRQ_OFFSET); + irqnr &= ACTIVEIRQ_MASK; + + if (irqnr) + handle_IRQ(irqnr, regs); + } while (irqnr); +} + +asmlinkage void __exception_irq_entry omap2_intc_handle_irq(struct pt_regs *regs) +{ + void __iomem *base_addr = OMAP2_IRQ_BASE; + omap_intc_handle_irq(base_addr, regs); +} + #ifdef CONFIG_ARCH_OMAP3 static struct omap3_intc_regs intc_context[ARRAY_SIZE(irq_banks)]; @@ -263,4 +308,10 @@ void omap3_intc_resume_idle(void) /* Re-enable autoidle */ intc_bank_write_reg(1, &irq_banks[0], INTC_SYSCONFIG); } + +asmlinkage void __exception_irq_entry omap3_intc_handle_irq(struct pt_regs *regs) +{ + void __iomem *base_addr = OMAP3_IRQ_BASE; + omap_intc_handle_irq(base_addr, regs); +} #endif /* CONFIG_ARCH_OMAP3 */ diff --git a/arch/arm/mach-omap2/omap-headsmp.S b/arch/arm/mach-omap2/omap-headsmp.S index 4ee6aeca885a..b13ef7ef5ef4 100644 --- a/arch/arm/mach-omap2/omap-headsmp.S +++ b/arch/arm/mach-omap2/omap-headsmp.S @@ -18,11 +18,6 @@ #include <linux/linkage.h> #include <linux/init.h> -/* Physical address needed since MMU not enabled yet on secondary core */ -#define OMAP4_AUX_CORE_BOOT1_PA 0x48281804 - - __INIT - /* * OMAP4 specific entry point for secondary CPU to jump from ROM * code. This routine also provides a holding flag into which diff --git a/arch/arm/mach-omap2/omap-hotplug.c b/arch/arm/mach-omap2/omap-hotplug.c index 4976b9393e49..adbe4d8c7caf 100644 --- a/arch/arm/mach-omap2/omap-hotplug.c +++ b/arch/arm/mach-omap2/omap-hotplug.c @@ -19,7 +19,10 @@ #include <linux/smp.h> #include <asm/cacheflush.h> -#include <mach/omap4-common.h> + +#include "common.h" + +#include "powerdomain.h" int platform_cpu_kill(unsigned int cpu) { @@ -32,6 +35,8 @@ int platform_cpu_kill(unsigned int cpu) */ void platform_cpu_die(unsigned int cpu) { + unsigned int this_cpu; + flush_cache_all(); dsb(); @@ -39,15 +44,15 @@ void platform_cpu_die(unsigned int cpu) * we're ready for shutdown now, so do it */ if (omap_modify_auxcoreboot0(0x0, 0x200) != 0x0) - printk(KERN_CRIT "Secure clear status failed\n"); + pr_err("Secure clear status failed\n"); for (;;) { /* - * Execute WFI + * Enter into low power state */ - do_wfi(); - - if (omap_read_auxcoreboot0() == cpu) { + omap4_hotplug_cpu(cpu, PWRDM_POWER_OFF); + this_cpu = smp_processor_id(); + if (omap_read_auxcoreboot0() == this_cpu) { /* * OK, proper wakeup, we're done */ diff --git a/arch/arm/mach-omap2/omap-mpuss-lowpower.c b/arch/arm/mach-omap2/omap-mpuss-lowpower.c new file mode 100644 index 000000000000..1d5d01056558 --- /dev/null +++ b/arch/arm/mach-omap2/omap-mpuss-lowpower.c @@ -0,0 +1,398 @@ +/* + * OMAP MPUSS low power code + * + * Copyright (C) 2011 Texas Instruments, Inc. + * Santosh Shilimkar <santosh.shilimkar@ti.com> + * + * OMAP4430 MPUSS mainly consists of dual Cortex-A9 with per-CPU + * Local timer and Watchdog, GIC, SCU, PL310 L2 cache controller, + * CPU0 and CPU1 LPRM modules. + * CPU0, CPU1 and MPUSS each have there own power domain and + * hence multiple low power combinations of MPUSS are possible. + * + * The CPU0 and CPU1 can't support Closed switch Retention (CSWR) + * because the mode is not supported by hw constraints of dormant + * mode. While waking up from the dormant mode, a reset signal + * to the Cortex-A9 processor must be asserted by the external + * power controller. + * + * With architectural inputs and hardware recommendations, only + * below modes are supported from power gain vs latency point of view. + * + * CPU0 CPU1 MPUSS + * ---------------------------------------------- + * ON ON ON + * ON(Inactive) OFF ON(Inactive) + * OFF OFF CSWR + * OFF OFF OSWR + * OFF OFF OFF(Device OFF *TBD) + * ---------------------------------------------- + * + * Note: CPU0 is the master core and it is the last CPU to go down + * and first to wake-up when MPUSS low power states are excercised + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/kernel.h> +#include <linux/io.h> +#include <linux/errno.h> +#include <linux/linkage.h> +#include <linux/smp.h> + +#include <asm/cacheflush.h> +#include <asm/tlbflush.h> +#include <asm/smp_scu.h> +#include <asm/system.h> +#include <asm/pgalloc.h> +#include <asm/suspend.h> +#include <asm/hardware/cache-l2x0.h> + +#include <plat/omap44xx.h> + +#include "common.h" +#include "omap4-sar-layout.h" +#include "pm.h" +#include "prcm_mpu44xx.h" +#include "prminst44xx.h" +#include "prcm44xx.h" +#include "prm44xx.h" +#include "prm-regbits-44xx.h" + +#ifdef CONFIG_SMP + +struct omap4_cpu_pm_info { + struct powerdomain *pwrdm; + void __iomem *scu_sar_addr; + void __iomem *wkup_sar_addr; + void __iomem *l2x0_sar_addr; +}; + +static DEFINE_PER_CPU(struct omap4_cpu_pm_info, omap4_pm_info); +static struct powerdomain *mpuss_pd; +static void __iomem *sar_base; + +/* + * Program the wakeup routine address for the CPU0 and CPU1 + * used for OFF or DORMANT wakeup. + */ +static inline void set_cpu_wakeup_addr(unsigned int cpu_id, u32 addr) +{ + struct omap4_cpu_pm_info *pm_info = &per_cpu(omap4_pm_info, cpu_id); + + __raw_writel(addr, pm_info->wkup_sar_addr); +} + +/* + * Set the CPUx powerdomain's previous power state + */ +static inline void set_cpu_next_pwrst(unsigned int cpu_id, + unsigned int power_state) +{ + struct omap4_cpu_pm_info *pm_info = &per_cpu(omap4_pm_info, cpu_id); + + pwrdm_set_next_pwrst(pm_info->pwrdm, power_state); +} + +/* + * Read CPU's previous power state + */ +static inline unsigned int read_cpu_prev_pwrst(unsigned int cpu_id) +{ + struct omap4_cpu_pm_info *pm_info = &per_cpu(omap4_pm_info, cpu_id); + + return pwrdm_read_prev_pwrst(pm_info->pwrdm); +} + +/* + * Clear the CPUx powerdomain's previous power state + */ +static inline void clear_cpu_prev_pwrst(unsigned int cpu_id) +{ + struct omap4_cpu_pm_info *pm_info = &per_cpu(omap4_pm_info, cpu_id); + + pwrdm_clear_all_prev_pwrst(pm_info->pwrdm); +} + +/* + * Store the SCU power status value to scratchpad memory + */ +static void scu_pwrst_prepare(unsigned int cpu_id, unsigned int cpu_state) +{ + struct omap4_cpu_pm_info *pm_info = &per_cpu(omap4_pm_info, cpu_id); + u32 scu_pwr_st; + + switch (cpu_state) { + case PWRDM_POWER_RET: + scu_pwr_st = SCU_PM_DORMANT; + break; + case PWRDM_POWER_OFF: + scu_pwr_st = SCU_PM_POWEROFF; + break; + case PWRDM_POWER_ON: + case PWRDM_POWER_INACTIVE: + default: + scu_pwr_st = SCU_PM_NORMAL; + break; + } + + __raw_writel(scu_pwr_st, pm_info->scu_sar_addr); +} + +/* Helper functions for MPUSS OSWR */ +static inline void mpuss_clear_prev_logic_pwrst(void) +{ + u32 reg; + + reg = omap4_prminst_read_inst_reg(OMAP4430_PRM_PARTITION, + OMAP4430_PRM_MPU_INST, OMAP4_RM_MPU_MPU_CONTEXT_OFFSET); + omap4_prminst_write_inst_reg(reg, OMAP4430_PRM_PARTITION, + OMAP4430_PRM_MPU_INST, OMAP4_RM_MPU_MPU_CONTEXT_OFFSET); +} + +static inline void cpu_clear_prev_logic_pwrst(unsigned int cpu_id) +{ + u32 reg; + + if (cpu_id) { + reg = omap4_prcm_mpu_read_inst_reg(OMAP4430_PRCM_MPU_CPU1_INST, + OMAP4_RM_CPU1_CPU1_CONTEXT_OFFSET); + omap4_prcm_mpu_write_inst_reg(reg, OMAP4430_PRCM_MPU_CPU1_INST, + OMAP4_RM_CPU1_CPU1_CONTEXT_OFFSET); + } else { + reg = omap4_prcm_mpu_read_inst_reg(OMAP4430_PRCM_MPU_CPU0_INST, + OMAP4_RM_CPU0_CPU0_CONTEXT_OFFSET); + omap4_prcm_mpu_write_inst_reg(reg, OMAP4430_PRCM_MPU_CPU0_INST, + OMAP4_RM_CPU0_CPU0_CONTEXT_OFFSET); + } +} + +/** + * omap4_mpuss_read_prev_context_state: + * Function returns the MPUSS previous context state + */ +u32 omap4_mpuss_read_prev_context_state(void) +{ + u32 reg; + + reg = omap4_prminst_read_inst_reg(OMAP4430_PRM_PARTITION, + OMAP4430_PRM_MPU_INST, OMAP4_RM_MPU_MPU_CONTEXT_OFFSET); + reg &= OMAP4430_LOSTCONTEXT_DFF_MASK; + return reg; +} + +/* + * Store the CPU cluster state for L2X0 low power operations. + */ +static void l2x0_pwrst_prepare(unsigned int cpu_id, unsigned int save_state) +{ + struct omap4_cpu_pm_info *pm_info = &per_cpu(omap4_pm_info, cpu_id); + + __raw_writel(save_state, pm_info->l2x0_sar_addr); +} + +/* + * Save the L2X0 AUXCTRL and POR value to SAR memory. Its used to + * in every restore MPUSS OFF path. + */ +#ifdef CONFIG_CACHE_L2X0 +static void save_l2x0_context(void) +{ + u32 val; + void __iomem *l2x0_base = omap4_get_l2cache_base(); + + val = __raw_readl(l2x0_base + L2X0_AUX_CTRL); + __raw_writel(val, sar_base + L2X0_AUXCTRL_OFFSET); + val = __raw_readl(l2x0_base + L2X0_PREFETCH_CTRL); + __raw_writel(val, sar_base + L2X0_PREFETCH_CTRL_OFFSET); +} +#else +static void save_l2x0_context(void) +{} +#endif + +/** + * omap4_enter_lowpower: OMAP4 MPUSS Low Power Entry Function + * The purpose of this function is to manage low power programming + * of OMAP4 MPUSS subsystem + * @cpu : CPU ID + * @power_state: Low power state. + * + * MPUSS states for the context save: + * save_state = + * 0 - Nothing lost and no need to save: MPUSS INACTIVE + * 1 - CPUx L1 and logic lost: MPUSS CSWR + * 2 - CPUx L1 and logic lost + GIC lost: MPUSS OSWR + * 3 - CPUx L1 and logic lost + GIC + L2 lost: DEVICE OFF + */ +int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state) +{ + unsigned int save_state = 0; + unsigned int wakeup_cpu; + + if (omap_rev() == OMAP4430_REV_ES1_0) + return -ENXIO; + + switch (power_state) { + case PWRDM_POWER_ON: + case PWRDM_POWER_INACTIVE: + save_state = 0; + break; + case PWRDM_POWER_OFF: + save_state = 1; + break; + case PWRDM_POWER_RET: + default: + /* + * CPUx CSWR is invalid hardware state. Also CPUx OSWR + * doesn't make much scense, since logic is lost and $L1 + * needs to be cleaned because of coherency. This makes + * CPUx OSWR equivalent to CPUX OFF and hence not supported + */ + WARN_ON(1); + return -ENXIO; + } + + pwrdm_pre_transition(); + + /* + * Check MPUSS next state and save interrupt controller if needed. + * In MPUSS OSWR or device OFF, interrupt controller contest is lost. + */ + mpuss_clear_prev_logic_pwrst(); + pwrdm_clear_all_prev_pwrst(mpuss_pd); + if ((pwrdm_read_next_pwrst(mpuss_pd) == PWRDM_POWER_RET) && + (pwrdm_read_logic_retst(mpuss_pd) == PWRDM_POWER_OFF)) + save_state = 2; + + clear_cpu_prev_pwrst(cpu); + cpu_clear_prev_logic_pwrst(cpu); + set_cpu_next_pwrst(cpu, power_state); + set_cpu_wakeup_addr(cpu, virt_to_phys(omap4_cpu_resume)); + scu_pwrst_prepare(cpu, power_state); + l2x0_pwrst_prepare(cpu, save_state); + + /* + * Call low level function with targeted low power state. + */ + cpu_suspend(save_state, omap4_finish_suspend); + + /* + * Restore the CPUx power state to ON otherwise CPUx + * power domain can transitions to programmed low power + * state while doing WFI outside the low powe code. On + * secure devices, CPUx does WFI which can result in + * domain transition + */ + wakeup_cpu = smp_processor_id(); + set_cpu_next_pwrst(wakeup_cpu, PWRDM_POWER_ON); + + pwrdm_post_transition(); + + return 0; +} + +/** + * omap4_hotplug_cpu: OMAP4 CPU hotplug entry + * @cpu : CPU ID + * @power_state: CPU low power state. + */ +int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state) +{ + unsigned int cpu_state = 0; + + if (omap_rev() == OMAP4430_REV_ES1_0) + return -ENXIO; + + if (power_state == PWRDM_POWER_OFF) + cpu_state = 1; + + clear_cpu_prev_pwrst(cpu); + set_cpu_next_pwrst(cpu, power_state); + set_cpu_wakeup_addr(cpu, virt_to_phys(omap_secondary_startup)); + scu_pwrst_prepare(cpu, power_state); + + /* + * CPU never retuns back if targetted power state is OFF mode. + * CPU ONLINE follows normal CPU ONLINE ptah via + * omap_secondary_startup(). + */ + omap4_finish_suspend(cpu_state); + + set_cpu_next_pwrst(cpu, PWRDM_POWER_ON); + return 0; +} + + +/* + * Initialise OMAP4 MPUSS + */ +int __init omap4_mpuss_init(void) +{ + struct omap4_cpu_pm_info *pm_info; + + if (omap_rev() == OMAP4430_REV_ES1_0) { + WARN(1, "Power Management not supported on OMAP4430 ES1.0\n"); + return -ENODEV; + } + + sar_base = omap4_get_sar_ram_base(); + + /* Initilaise per CPU PM information */ + pm_info = &per_cpu(omap4_pm_info, 0x0); + pm_info->scu_sar_addr = sar_base + SCU_OFFSET0; + pm_info->wkup_sar_addr = sar_base + CPU0_WAKEUP_NS_PA_ADDR_OFFSET; + pm_info->l2x0_sar_addr = sar_base + L2X0_SAVE_OFFSET0; + pm_info->pwrdm = pwrdm_lookup("cpu0_pwrdm"); + if (!pm_info->pwrdm) { + pr_err("Lookup failed for CPU0 pwrdm\n"); + return -ENODEV; + } + + /* Clear CPU previous power domain state */ + pwrdm_clear_all_prev_pwrst(pm_info->pwrdm); + cpu_clear_prev_logic_pwrst(0); + + /* Initialise CPU0 power domain state to ON */ + pwrdm_set_next_pwrst(pm_info->pwrdm, PWRDM_POWER_ON); + + pm_info = &per_cpu(omap4_pm_info, 0x1); + pm_info->scu_sar_addr = sar_base + SCU_OFFSET1; + pm_info->wkup_sar_addr = sar_base + CPU1_WAKEUP_NS_PA_ADDR_OFFSET; + pm_info->l2x0_sar_addr = sar_base + L2X0_SAVE_OFFSET1; + pm_info->pwrdm = pwrdm_lookup("cpu1_pwrdm"); + if (!pm_info->pwrdm) { + pr_err("Lookup failed for CPU1 pwrdm\n"); + return -ENODEV; + } + + /* Clear CPU previous power domain state */ + pwrdm_clear_all_prev_pwrst(pm_info->pwrdm); + cpu_clear_prev_logic_pwrst(1); + + /* Initialise CPU1 power domain state to ON */ + pwrdm_set_next_pwrst(pm_info->pwrdm, PWRDM_POWER_ON); + + mpuss_pd = pwrdm_lookup("mpu_pwrdm"); + if (!mpuss_pd) { + pr_err("Failed to lookup MPUSS power domain\n"); + return -ENODEV; + } + pwrdm_clear_all_prev_pwrst(mpuss_pd); + mpuss_clear_prev_logic_pwrst(); + + /* Save device type on scratchpad for low level code to use */ + if (omap_type() != OMAP2_DEVICE_TYPE_GP) + __raw_writel(1, sar_base + OMAP_TYPE_OFFSET); + else + __raw_writel(0, sar_base + OMAP_TYPE_OFFSET); + + save_l2x0_context(); + + return 0; +} + +#endif diff --git a/arch/arm/mach-omap2/omap-secure.c b/arch/arm/mach-omap2/omap-secure.c new file mode 100644 index 000000000000..69f3c72d959b --- /dev/null +++ b/arch/arm/mach-omap2/omap-secure.c @@ -0,0 +1,81 @@ +/* + * OMAP Secure API infrastructure. + * + * Copyright (C) 2011 Texas Instruments, Inc. + * Santosh Shilimkar <santosh.shilimkar@ti.com> + * + * + * This program is free software,you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/io.h> +#include <linux/memblock.h> + +#include <asm/cacheflush.h> + +#include <mach/omap-secure.h> + +static phys_addr_t omap_secure_memblock_base; + +/** + * omap_sec_dispatcher: Routine to dispatch low power secure + * service routines + * @idx: The HAL API index + * @flag: The flag indicating criticality of operation + * @nargs: Number of valid arguments out of four. + * @arg1, arg2, arg3 args4: Parameters passed to secure API + * + * Return the non-zero error value on failure. + */ +u32 omap_secure_dispatcher(u32 idx, u32 flag, u32 nargs, u32 arg1, u32 arg2, + u32 arg3, u32 arg4) +{ + u32 ret; + u32 param[5]; + + param[0] = nargs; + param[1] = arg1; + param[2] = arg2; + param[3] = arg3; + param[4] = arg4; + + /* + * Secure API needs physical address + * pointer for the parameters + */ + flush_cache_all(); + outer_clean_range(__pa(param), __pa(param + 5)); + ret = omap_smc2(idx, flag, __pa(param)); + + return ret; +} + +/* Allocate the memory to save secure ram */ +int __init omap_secure_ram_reserve_memblock(void) +{ + phys_addr_t paddr; + u32 size = OMAP_SECURE_RAM_STORAGE; + + size = ALIGN(size, SZ_1M); + paddr = memblock_alloc(size, SZ_1M); + if (!paddr) { + pr_err("%s: failed to reserve %x bytes\n", + __func__, size); + return -ENOMEM; + } + memblock_free(paddr, size); + memblock_remove(paddr, size); + + omap_secure_memblock_base = paddr; + + return 0; +} + +phys_addr_t omap_secure_ram_mempool_base(void) +{ + return omap_secure_memblock_base; +} diff --git a/arch/arm/mach-omap2/omap44xx-smc.S b/arch/arm/mach-omap2/omap-smc.S index e69d37d95204..f6441c13cd8c 100644 --- a/arch/arm/mach-omap2/omap44xx-smc.S +++ b/arch/arm/mach-omap2/omap-smc.S @@ -31,6 +31,29 @@ ENTRY(omap_smc1) ldmfd sp!, {r2-r12, pc} ENDPROC(omap_smc1) +/** + * u32 omap_smc2(u32 id, u32 falg, u32 pargs) + * Low level common routine for secure HAL and PPA APIs. + * @id: Application ID of HAL APIs + * @flag: Flag to indicate the criticality of operation + * @pargs: Physical address of parameter list starting + * with number of parametrs + */ +ENTRY(omap_smc2) + stmfd sp!, {r4-r12, lr} + mov r3, r2 + mov r2, r1 + mov r1, #0x0 @ Process ID + mov r6, #0xff + mov r12, #0x00 @ Secure Service ID + mov r7, #0 + mcr p15, 0, r7, c7, c5, 6 + dsb + dmb + smc #0 + ldmfd sp!, {r4-r12, pc} +ENDPROC(omap_smc2) + ENTRY(omap_modify_auxcoreboot0) stmfd sp!, {r1-r12, lr} ldr r12, =0x104 diff --git a/arch/arm/mach-omap2/omap-smp.c b/arch/arm/mach-omap2/omap-smp.c index 4412ddb7b3f6..c1bf3ef0ba02 100644 --- a/arch/arm/mach-omap2/omap-smp.c +++ b/arch/arm/mach-omap2/omap-smp.c @@ -24,16 +24,37 @@ #include <asm/hardware/gic.h> #include <asm/smp_scu.h> #include <mach/hardware.h> -#include <mach/omap4-common.h> +#include <mach/omap-secure.h> + +#include "common.h" + +#include "clockdomain.h" /* SCU base address */ static void __iomem *scu_base; static DEFINE_SPINLOCK(boot_lock); +void __iomem *omap4_get_scu_base(void) +{ + return scu_base; +} + void __cpuinit platform_secondary_init(unsigned int cpu) { /* + * Configure ACTRL and enable NS SMP bit access on CPU1 on HS device. + * OMAP44XX EMU/HS devices - CPU0 SMP bit access is enabled in PPA + * init and for CPU1, a secure PPA API provided. CPU0 must be ON + * while executing NS_SMP API on CPU1 and PPA version must be 1.4.0+. + * OMAP443X GP devices- SMP bit isn't accessible. + * OMAP446X GP devices - SMP bit access is enabled on both CPUs. + */ + if (cpu_is_omap443x() && (omap_type() != OMAP2_DEVICE_TYPE_GP)) + omap_secure_dispatcher(OMAP4_PPA_CPU_ACTRL_SMP_INDEX, + 4, 0, 0, 0, 0, 0); + + /* * If any interrupts are already enabled for the primary * core (e.g. timer irq), then they will not have been enabled * for us: do so @@ -49,6 +70,8 @@ void __cpuinit platform_secondary_init(unsigned int cpu) int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) { + static struct clockdomain *cpu1_clkdm; + static bool booted; /* * Set synchronisation state between this boot processor * and the secondary one @@ -64,6 +87,29 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) omap_modify_auxcoreboot0(0x200, 0xfffffdff); flush_cache_all(); smp_wmb(); + + if (!cpu1_clkdm) + cpu1_clkdm = clkdm_lookup("mpu1_clkdm"); + + /* + * The SGI(Software Generated Interrupts) are not wakeup capable + * from low power states. This is known limitation on OMAP4 and + * needs to be worked around by using software forced clockdomain + * wake-up. To wakeup CPU1, CPU0 forces the CPU1 clockdomain to + * software force wakeup. The clockdomain is then put back to + * hardware supervised mode. + * More details can be found in OMAP4430 TRM - Version J + * Section : + * 4.3.4.2 Power States of CPU0 and CPU1 + */ + if (booted) { + clkdm_wakeup(cpu1_clkdm); + clkdm_allow_idle(cpu1_clkdm); + } else { + dsb_sev(); + booted = true; + } + gic_raise_softirq(cpumask_of(cpu), 1); /* diff --git a/arch/arm/mach-omap2/omap-wakeupgen.c b/arch/arm/mach-omap2/omap-wakeupgen.c new file mode 100644 index 000000000000..d3d8971d7f30 --- /dev/null +++ b/arch/arm/mach-omap2/omap-wakeupgen.c @@ -0,0 +1,389 @@ +/* + * OMAP WakeupGen Source file + * + * OMAP WakeupGen is the interrupt controller extension used along + * with ARM GIC to wake the CPU out from low power states on + * external interrupts. It is responsible for generating wakeup + * event from the incoming interrupts and enable bits. It is + * implemented in MPU always ON power domain. During normal operation, + * WakeupGen delivers external interrupts directly to the GIC. + * + * Copyright (C) 2011 Texas Instruments, Inc. + * Santosh Shilimkar <santosh.shilimkar@ti.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/io.h> +#include <linux/irq.h> +#include <linux/platform_device.h> +#include <linux/cpu.h> +#include <linux/notifier.h> +#include <linux/cpu_pm.h> + +#include <asm/hardware/gic.h> + +#include <mach/omap-wakeupgen.h> +#include <mach/omap-secure.h> + +#include "omap4-sar-layout.h" +#include "common.h" + +#define NR_REG_BANKS 4 +#define MAX_IRQS 128 +#define WKG_MASK_ALL 0x00000000 +#define WKG_UNMASK_ALL 0xffffffff +#define CPU_ENA_OFFSET 0x400 +#define CPU0_ID 0x0 +#define CPU1_ID 0x1 + +static void __iomem *wakeupgen_base; +static void __iomem *sar_base; +static DEFINE_PER_CPU(u32 [NR_REG_BANKS], irqmasks); +static DEFINE_SPINLOCK(wakeupgen_lock); +static unsigned int irq_target_cpu[NR_IRQS]; + +/* + * Static helper functions. + */ +static inline u32 wakeupgen_readl(u8 idx, u32 cpu) +{ + return __raw_readl(wakeupgen_base + OMAP_WKG_ENB_A_0 + + (cpu * CPU_ENA_OFFSET) + (idx * 4)); +} + +static inline void wakeupgen_writel(u32 val, u8 idx, u32 cpu) +{ + __raw_writel(val, wakeupgen_base + OMAP_WKG_ENB_A_0 + + (cpu * CPU_ENA_OFFSET) + (idx * 4)); +} + +static inline void sar_writel(u32 val, u32 offset, u8 idx) +{ + __raw_writel(val, sar_base + offset + (idx * 4)); +} + +static void _wakeupgen_set_all(unsigned int cpu, unsigned int reg) +{ + u8 i; + + for (i = 0; i < NR_REG_BANKS; i++) + wakeupgen_writel(reg, i, cpu); +} + +static inline int _wakeupgen_get_irq_info(u32 irq, u32 *bit_posn, u8 *reg_index) +{ + unsigned int spi_irq; + + /* + * PPIs and SGIs are not supported. + */ + if (irq < OMAP44XX_IRQ_GIC_START) + return -EINVAL; + + /* + * Subtract the GIC offset. + */ + spi_irq = irq - OMAP44XX_IRQ_GIC_START; + if (spi_irq > MAX_IRQS) { + pr_err("omap wakeupGen: Invalid IRQ%d\n", irq); + return -EINVAL; + } + + /* + * Each WakeupGen register controls 32 interrupt. + * i.e. 1 bit per SPI IRQ + */ + *reg_index = spi_irq >> 5; + *bit_posn = spi_irq %= 32; + + return 0; +} + +static void _wakeupgen_clear(unsigned int irq, unsigned int cpu) +{ + u32 val, bit_number; + u8 i; + + if (_wakeupgen_get_irq_info(irq, &bit_number, &i)) + return; + + val = wakeupgen_readl(i, cpu); + val &= ~BIT(bit_number); + wakeupgen_writel(val, i, cpu); +} + +static void _wakeupgen_set(unsigned int irq, unsigned int cpu) +{ + u32 val, bit_number; + u8 i; + + if (_wakeupgen_get_irq_info(irq, &bit_number, &i)) + return; + + val = wakeupgen_readl(i, cpu); + val |= BIT(bit_number); + wakeupgen_writel(val, i, cpu); +} + +static void _wakeupgen_save_masks(unsigned int cpu) +{ + u8 i; + + for (i = 0; i < NR_REG_BANKS; i++) + per_cpu(irqmasks, cpu)[i] = wakeupgen_readl(i, cpu); +} + +static void _wakeupgen_restore_masks(unsigned int cpu) +{ + u8 i; + + for (i = 0; i < NR_REG_BANKS; i++) + wakeupgen_writel(per_cpu(irqmasks, cpu)[i], i, cpu); +} + +/* + * Architecture specific Mask extension + */ +static void wakeupgen_mask(struct irq_data *d) +{ + unsigned long flags; + + spin_lock_irqsave(&wakeupgen_lock, flags); + _wakeupgen_clear(d->irq, irq_target_cpu[d->irq]); + spin_unlock_irqrestore(&wakeupgen_lock, flags); +} + +/* + * Architecture specific Unmask extension + */ +static void wakeupgen_unmask(struct irq_data *d) +{ + unsigned long flags; + + spin_lock_irqsave(&wakeupgen_lock, flags); + _wakeupgen_set(d->irq, irq_target_cpu[d->irq]); + spin_unlock_irqrestore(&wakeupgen_lock, flags); +} + +/* + * Mask or unmask all interrupts on given CPU. + * 0 = Mask all interrupts on the 'cpu' + * 1 = Unmask all interrupts on the 'cpu' + * Ensure that the initial mask is maintained. This is faster than + * iterating through GIC registers to arrive at the correct masks. + */ +static void wakeupgen_irqmask_all(unsigned int cpu, unsigned int set) +{ + unsigned long flags; + + spin_lock_irqsave(&wakeupgen_lock, flags); + if (set) { + _wakeupgen_save_masks(cpu); + _wakeupgen_set_all(cpu, WKG_MASK_ALL); + } else { + _wakeupgen_set_all(cpu, WKG_UNMASK_ALL); + _wakeupgen_restore_masks(cpu); + } + spin_unlock_irqrestore(&wakeupgen_lock, flags); +} + +#ifdef CONFIG_CPU_PM +/* + * Save WakeupGen interrupt context in SAR BANK3. Restore is done by + * ROM code. WakeupGen IP is integrated along with GIC to manage the + * interrupt wakeups from CPU low power states. It manages + * masking/unmasking of Shared peripheral interrupts(SPI). So the + * interrupt enable/disable control should be in sync and consistent + * at WakeupGen and GIC so that interrupts are not lost. + */ +static void irq_save_context(void) +{ + u32 i, val; + + if (omap_rev() == OMAP4430_REV_ES1_0) + return; + + if (!sar_base) + sar_base = omap4_get_sar_ram_base(); + + for (i = 0; i < NR_REG_BANKS; i++) { + /* Save the CPUx interrupt mask for IRQ 0 to 127 */ + val = wakeupgen_readl(i, 0); + sar_writel(val, WAKEUPGENENB_OFFSET_CPU0, i); + val = wakeupgen_readl(i, 1); + sar_writel(val, WAKEUPGENENB_OFFSET_CPU1, i); + + /* + * Disable the secure interrupts for CPUx. The restore + * code blindly restores secure and non-secure interrupt + * masks from SAR RAM. Secure interrupts are not suppose + * to be enabled from HLOS. So overwrite the SAR location + * so that the secure interrupt remains disabled. + */ + sar_writel(0x0, WAKEUPGENENB_SECURE_OFFSET_CPU0, i); + sar_writel(0x0, WAKEUPGENENB_SECURE_OFFSET_CPU1, i); + } + + /* Save AuxBoot* registers */ + val = __raw_readl(wakeupgen_base + OMAP_AUX_CORE_BOOT_0); + __raw_writel(val, sar_base + AUXCOREBOOT0_OFFSET); + val = __raw_readl(wakeupgen_base + OMAP_AUX_CORE_BOOT_0); + __raw_writel(val, sar_base + AUXCOREBOOT1_OFFSET); + + /* Save SyncReq generation logic */ + val = __raw_readl(wakeupgen_base + OMAP_AUX_CORE_BOOT_0); + __raw_writel(val, sar_base + AUXCOREBOOT0_OFFSET); + val = __raw_readl(wakeupgen_base + OMAP_AUX_CORE_BOOT_0); + __raw_writel(val, sar_base + AUXCOREBOOT1_OFFSET); + + /* Save SyncReq generation logic */ + val = __raw_readl(wakeupgen_base + OMAP_PTMSYNCREQ_MASK); + __raw_writel(val, sar_base + PTMSYNCREQ_MASK_OFFSET); + val = __raw_readl(wakeupgen_base + OMAP_PTMSYNCREQ_EN); + __raw_writel(val, sar_base + PTMSYNCREQ_EN_OFFSET); + + /* Set the Backup Bit Mask status */ + val = __raw_readl(sar_base + SAR_BACKUP_STATUS_OFFSET); + val |= SAR_BACKUP_STATUS_WAKEUPGEN; + __raw_writel(val, sar_base + SAR_BACKUP_STATUS_OFFSET); +} + +/* + * Clear WakeupGen SAR backup status. + */ +void irq_sar_clear(void) +{ + u32 val; + val = __raw_readl(sar_base + SAR_BACKUP_STATUS_OFFSET); + val &= ~SAR_BACKUP_STATUS_WAKEUPGEN; + __raw_writel(val, sar_base + SAR_BACKUP_STATUS_OFFSET); +} + +/* + * Save GIC and Wakeupgen interrupt context using secure API + * for HS/EMU devices. + */ +static void irq_save_secure_context(void) +{ + u32 ret; + ret = omap_secure_dispatcher(OMAP4_HAL_SAVEGIC_INDEX, + FLAG_START_CRITICAL, + 0, 0, 0, 0, 0); + if (ret != API_HAL_RET_VALUE_OK) + pr_err("GIC and Wakeupgen context save failed\n"); +} +#endif + +#ifdef CONFIG_HOTPLUG_CPU +static int __cpuinit irq_cpu_hotplug_notify(struct notifier_block *self, + unsigned long action, void *hcpu) +{ + unsigned int cpu = (unsigned int)hcpu; + + switch (action) { + case CPU_ONLINE: + wakeupgen_irqmask_all(cpu, 0); + break; + case CPU_DEAD: + wakeupgen_irqmask_all(cpu, 1); + break; + } + return NOTIFY_OK; +} + +static struct notifier_block __refdata irq_hotplug_notifier = { + .notifier_call = irq_cpu_hotplug_notify, +}; + +static void __init irq_hotplug_init(void) +{ + register_hotcpu_notifier(&irq_hotplug_notifier); +} +#else +static void __init irq_hotplug_init(void) +{} +#endif + +#ifdef CONFIG_CPU_PM +static int irq_notifier(struct notifier_block *self, unsigned long cmd, void *v) +{ + switch (cmd) { + case CPU_CLUSTER_PM_ENTER: + if (omap_type() == OMAP2_DEVICE_TYPE_GP) + irq_save_context(); + else + irq_save_secure_context(); + break; + case CPU_CLUSTER_PM_EXIT: + if (omap_type() == OMAP2_DEVICE_TYPE_GP) + irq_sar_clear(); + break; + } + return NOTIFY_OK; +} + +static struct notifier_block irq_notifier_block = { + .notifier_call = irq_notifier, +}; + +static void __init irq_pm_init(void) +{ + cpu_pm_register_notifier(&irq_notifier_block); +} +#else +static void __init irq_pm_init(void) +{} +#endif + +/* + * Initialise the wakeupgen module. + */ +int __init omap_wakeupgen_init(void) +{ + int i; + unsigned int boot_cpu = smp_processor_id(); + + /* Not supported on OMAP4 ES1.0 silicon */ + if (omap_rev() == OMAP4430_REV_ES1_0) { + WARN(1, "WakeupGen: Not supported on OMAP4430 ES1.0\n"); + return -EPERM; + } + + /* Static mapping, never released */ + wakeupgen_base = ioremap(OMAP44XX_WKUPGEN_BASE, SZ_4K); + if (WARN_ON(!wakeupgen_base)) + return -ENOMEM; + + /* Clear all IRQ bitmasks at wakeupGen level */ + for (i = 0; i < NR_REG_BANKS; i++) { + wakeupgen_writel(0, i, CPU0_ID); + wakeupgen_writel(0, i, CPU1_ID); + } + + /* + * Override GIC architecture specific functions to add + * OMAP WakeupGen interrupt controller along with GIC + */ + gic_arch_extn.irq_mask = wakeupgen_mask; + gic_arch_extn.irq_unmask = wakeupgen_unmask; + gic_arch_extn.flags = IRQCHIP_MASK_ON_SUSPEND | IRQCHIP_SKIP_SET_WAKE; + + /* + * FIXME: Add support to set_smp_affinity() once the core + * GIC code has necessary hooks in place. + */ + + /* Associate all the IRQs to boot CPU like GIC init does. */ + for (i = 0; i < NR_IRQS; i++) + irq_target_cpu[i] = boot_cpu; + + irq_hotplug_init(); + irq_pm_init(); + + return 0; +} diff --git a/arch/arm/mach-omap2/omap4-common.c b/arch/arm/mach-omap2/omap4-common.c index 35ac3e5f6e94..bc16c818c6b7 100644 --- a/arch/arm/mach-omap2/omap4-common.c +++ b/arch/arm/mach-omap2/omap4-common.c @@ -15,24 +15,80 @@ #include <linux/init.h> #include <linux/io.h> #include <linux/platform_device.h> +#include <linux/memblock.h> #include <asm/hardware/gic.h> #include <asm/hardware/cache-l2x0.h> +#include <asm/mach/map.h> #include <plat/irqs.h> +#include <plat/sram.h> #include <mach/hardware.h> -#include <mach/omap4-common.h> +#include <mach/omap-wakeupgen.h> + +#include "common.h" +#include "omap4-sar-layout.h" #ifdef CONFIG_CACHE_L2X0 -void __iomem *l2cache_base; +static void __iomem *l2cache_base; #endif -void __iomem *gic_dist_base_addr; +static void __iomem *sar_ram_base; + +#ifdef CONFIG_OMAP4_ERRATA_I688 +/* Used to implement memory barrier on DRAM path */ +#define OMAP4_DRAM_BARRIER_VA 0xfe600000 + +void __iomem *dram_sync, *sram_sync; + +void omap_bus_sync(void) +{ + if (dram_sync && sram_sync) { + writel_relaxed(readl_relaxed(dram_sync), dram_sync); + writel_relaxed(readl_relaxed(sram_sync), sram_sync); + isb(); + } +} + +static int __init omap_barriers_init(void) +{ + struct map_desc dram_io_desc[1]; + phys_addr_t paddr; + u32 size; + + if (!cpu_is_omap44xx()) + return -ENODEV; + size = ALIGN(PAGE_SIZE, SZ_1M); + paddr = memblock_alloc(size, SZ_1M); + if (!paddr) { + pr_err("%s: failed to reserve 4 Kbytes\n", __func__); + return -ENOMEM; + } + memblock_free(paddr, size); + memblock_remove(paddr, size); + dram_io_desc[0].virtual = OMAP4_DRAM_BARRIER_VA; + dram_io_desc[0].pfn = __phys_to_pfn(paddr); + dram_io_desc[0].length = size; + dram_io_desc[0].type = MT_MEMORY_SO; + iotable_init(dram_io_desc, ARRAY_SIZE(dram_io_desc)); + dram_sync = (void __iomem *) dram_io_desc[0].virtual; + sram_sync = (void __iomem *) OMAP4_SRAM_VA; + + pr_info("OMAP4: Map 0x%08llx to 0x%08lx for dram barrier\n", + (long long) paddr, dram_io_desc[0].virtual); + + return 0; +} +core_initcall(omap_barriers_init); +#endif void __init gic_init_irq(void) { + void __iomem *omap_irq_base; + void __iomem *gic_dist_base_addr; + /* Static mapping, never released */ gic_dist_base_addr = ioremap(OMAP44XX_GIC_DIST_BASE, SZ_4K); BUG_ON(!gic_dist_base_addr); @@ -41,11 +97,18 @@ void __init gic_init_irq(void) omap_irq_base = ioremap(OMAP44XX_GIC_CPU_BASE, SZ_512); BUG_ON(!omap_irq_base); + omap_wakeupgen_init(); + gic_init(0, 29, gic_dist_base_addr, omap_irq_base); } #ifdef CONFIG_CACHE_L2X0 +void __iomem *omap4_get_l2cache_base(void) +{ + return l2cache_base; +} + static void omap4_l2x0_disable(void) { /* Disable PL310 L2 Cache controller */ @@ -71,7 +134,8 @@ static int __init omap_l2_cache_init(void) /* Static mapping, never released */ l2cache_base = ioremap(OMAP44XX_L2CACHE_BASE, SZ_4K); - BUG_ON(!l2cache_base); + if (WARN_ON(!l2cache_base)) + return -ENOMEM; /* * 16-way associativity, parity disabled @@ -111,3 +175,30 @@ static int __init omap_l2_cache_init(void) } early_initcall(omap_l2_cache_init); #endif + +void __iomem *omap4_get_sar_ram_base(void) +{ + return sar_ram_base; +} + +/* + * SAR RAM used to save and restore the HW + * context in low power modes + */ +static int __init omap4_sar_ram_init(void) +{ + /* + * To avoid code running on other OMAPs in + * multi-omap builds + */ + if (!cpu_is_omap44xx()) + return -ENOMEM; + + /* Static mapping, never released */ + sar_ram_base = ioremap(OMAP44XX_SAR_RAM_BASE, SZ_16K); + if (WARN_ON(!sar_ram_base)) + return -ENOMEM; + + return 0; +} +early_initcall(omap4_sar_ram_init); diff --git a/arch/arm/mach-omap2/omap4-sar-layout.h b/arch/arm/mach-omap2/omap4-sar-layout.h new file mode 100644 index 000000000000..fe5b545ad443 --- /dev/null +++ b/arch/arm/mach-omap2/omap4-sar-layout.h @@ -0,0 +1,50 @@ +/* + * omap4-sar-layout.h: OMAP4 SAR RAM layout header file + * + * Copyright (C) 2011 Texas Instruments, Inc. + * Santosh Shilimkar <santosh.shilimkar@ti.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#ifndef OMAP_ARCH_OMAP4_SAR_LAYOUT_H +#define OMAP_ARCH_OMAP4_SAR_LAYOUT_H + +/* + * SAR BANK offsets from base address OMAP44XX_SAR_RAM_BASE + */ +#define SAR_BANK1_OFFSET 0x0000 +#define SAR_BANK2_OFFSET 0x1000 +#define SAR_BANK3_OFFSET 0x2000 +#define SAR_BANK4_OFFSET 0x3000 + +/* Scratch pad memory offsets from SAR_BANK1 */ +#define SCU_OFFSET0 0xd00 +#define SCU_OFFSET1 0xd04 +#define OMAP_TYPE_OFFSET 0xd10 +#define L2X0_SAVE_OFFSET0 0xd14 +#define L2X0_SAVE_OFFSET1 0xd18 +#define L2X0_AUXCTRL_OFFSET 0xd1c +#define L2X0_PREFETCH_CTRL_OFFSET 0xd20 + +/* CPUx Wakeup Non-Secure Physical Address offsets in SAR_BANK3 */ +#define CPU0_WAKEUP_NS_PA_ADDR_OFFSET 0xa04 +#define CPU1_WAKEUP_NS_PA_ADDR_OFFSET 0xa08 + +#define SAR_BACKUP_STATUS_OFFSET (SAR_BANK3_OFFSET + 0x500) +#define SAR_SECURE_RAM_SIZE_OFFSET (SAR_BANK3_OFFSET + 0x504) +#define SAR_SECRAM_SAVED_AT_OFFSET (SAR_BANK3_OFFSET + 0x508) + +/* WakeUpGen save restore offset from OMAP44XX_SAR_RAM_BASE */ +#define WAKEUPGENENB_OFFSET_CPU0 (SAR_BANK3_OFFSET + 0x684) +#define WAKEUPGENENB_SECURE_OFFSET_CPU0 (SAR_BANK3_OFFSET + 0x694) +#define WAKEUPGENENB_OFFSET_CPU1 (SAR_BANK3_OFFSET + 0x6a4) +#define WAKEUPGENENB_SECURE_OFFSET_CPU1 (SAR_BANK3_OFFSET + 0x6b4) +#define AUXCOREBOOT0_OFFSET (SAR_BANK3_OFFSET + 0x6c4) +#define AUXCOREBOOT1_OFFSET (SAR_BANK3_OFFSET + 0x6c8) +#define PTMSYNCREQ_MASK_OFFSET (SAR_BANK3_OFFSET + 0x6cc) +#define PTMSYNCREQ_EN_OFFSET (SAR_BANK3_OFFSET + 0x6d0) +#define SAR_BACKUP_STATUS_WAKEUPGEN 0x10 + +#endif diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index 7ea3df517d2b..ee9416bcc3e6 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -138,7 +138,7 @@ #include <linux/spinlock.h> #include <linux/slab.h> -#include <plat/common.h> +#include "common.h" #include <plat/cpu.h> #include "clockdomain.h" #include "powerdomain.h" @@ -1487,6 +1487,25 @@ static int _enable(struct omap_hwmod *oh) pr_debug("omap_hwmod: %s: enabling\n", oh->name); + /* + * hwmods with HWMOD_INIT_NO_IDLE flag set are left + * in enabled state at init. + * Now that someone is really trying to enable them, + * just ensure that the hwmod mux is set. + */ + if (oh->_int_flags & _HWMOD_SKIP_ENABLE) { + /* + * If the caller has mux data populated, do the mux'ing + * which wouldn't have been done as part of the _enable() + * done during setup. + */ + if (oh->mux) + omap_hwmod_mux(oh->mux, _HWMOD_STATE_ENABLED); + + oh->_int_flags &= ~_HWMOD_SKIP_ENABLE; + return 0; + } + if (oh->_state != _HWMOD_STATE_INITIALIZED && oh->_state != _HWMOD_STATE_IDLE && oh->_state != _HWMOD_STATE_DISABLED) { @@ -1790,8 +1809,10 @@ static int _setup(struct omap_hwmod *oh, void *data) * it should be set by the core code as a runtime flag during startup */ if ((oh->flags & HWMOD_INIT_NO_IDLE) && - (postsetup_state == _HWMOD_STATE_IDLE)) + (postsetup_state == _HWMOD_STATE_IDLE)) { + oh->_int_flags |= _HWMOD_SKIP_ENABLE; postsetup_state = _HWMOD_STATE_ENABLED; + } if (postsetup_state == _HWMOD_STATE_IDLE) _idle(oh); diff --git a/arch/arm/mach-omap2/pm.c b/arch/arm/mach-omap2/pm.c index 00bff46ca48b..1881fe915149 100644 --- a/arch/arm/mach-omap2/pm.c +++ b/arch/arm/mach-omap2/pm.c @@ -18,7 +18,7 @@ #include <plat/omap-pm.h> #include <plat/omap_device.h> -#include <plat/common.h> +#include "common.h" #include "voltage.h" #include "powerdomain.h" diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h index 4e166add2f35..b737b11e4499 100644 --- a/arch/arm/mach-omap2/pm.h +++ b/arch/arm/mach-omap2/pm.h @@ -21,6 +21,7 @@ extern void omap_sram_idle(void); extern int omap3_can_sleep(void); extern int omap_set_pwrdm_state(struct powerdomain *pwrdm, u32 state); extern int omap3_idle_init(void); +extern int omap4_idle_init(void); #if defined(CONFIG_PM_OPP) extern int omap3_opp_init(void); diff --git a/arch/arm/mach-omap2/pm24xx.c b/arch/arm/mach-omap2/pm24xx.c index cf0c216132ab..ef8595c80296 100644 --- a/arch/arm/mach-omap2/pm24xx.c +++ b/arch/arm/mach-omap2/pm24xx.c @@ -42,6 +42,7 @@ #include <plat/dma.h> #include <plat/board.h> +#include "common.h" #include "prm2xxx_3xxx.h" #include "prm-regbits-24xx.h" #include "cm2xxx_3xxx.h" diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index ba1692e0a5f4..53b5b1a71e0e 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -42,6 +42,7 @@ #include <plat/gpmc.h> #include <plat/dma.h> +#include "common.h" #include "cm2xxx_3xxx.h" #include "cm-regbits-34xx.h" #include "prm-regbits-34xx.h" diff --git a/arch/arm/mach-omap2/pm44xx.c b/arch/arm/mach-omap2/pm44xx.c index 59a870be8390..c264ef7219c1 100644 --- a/arch/arm/mach-omap2/pm44xx.c +++ b/arch/arm/mach-omap2/pm44xx.c @@ -1,8 +1,9 @@ /* * OMAP4 Power Management Routines * - * Copyright (C) 2010 Texas Instruments, Inc. + * Copyright (C) 2010-2011 Texas Instruments, Inc. * Rajendra Nayak <rnayak@ti.com> + * Santosh Shilimkar <santosh.shilimkar@ti.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -16,14 +17,17 @@ #include <linux/err.h> #include <linux/slab.h> +#include "common.h" +#include "clockdomain.h" #include "powerdomain.h" -#include <mach/omap4-common.h> +#include "pm.h" struct power_state { struct powerdomain *pwrdm; u32 next_state; #ifdef CONFIG_SUSPEND u32 saved_state; + u32 saved_logic_state; #endif struct list_head node; }; @@ -33,7 +37,50 @@ static LIST_HEAD(pwrst_list); #ifdef CONFIG_SUSPEND static int omap4_pm_suspend(void) { - do_wfi(); + struct power_state *pwrst; + int state, ret = 0; + u32 cpu_id = smp_processor_id(); + + /* Save current powerdomain state */ + list_for_each_entry(pwrst, &pwrst_list, node) { + pwrst->saved_state = pwrdm_read_next_pwrst(pwrst->pwrdm); + pwrst->saved_logic_state = pwrdm_read_logic_retst(pwrst->pwrdm); + } + + /* Set targeted power domain states by suspend */ + list_for_each_entry(pwrst, &pwrst_list, node) { + omap_set_pwrdm_state(pwrst->pwrdm, pwrst->next_state); + pwrdm_set_logic_retst(pwrst->pwrdm, PWRDM_POWER_OFF); + } + + /* + * For MPUSS to hit power domain retention(CSWR or OSWR), + * CPU0 and CPU1 power domains need to be in OFF or DORMANT state, + * since CPU power domain CSWR is not supported by hardware + * Only master CPU follows suspend path. All other CPUs follow + * CPU hotplug path in system wide suspend. On OMAP4, CPU power + * domain CSWR is not supported by hardware. + * More details can be found in OMAP4430 TRM section 4.3.4.2. + */ + omap4_enter_lowpower(cpu_id, PWRDM_POWER_OFF); + + /* Restore next powerdomain state */ + list_for_each_entry(pwrst, &pwrst_list, node) { + state = pwrdm_read_prev_pwrst(pwrst->pwrdm); + if (state > pwrst->next_state) { + pr_info("Powerdomain (%s) didn't enter " + "target state %d\n", + pwrst->pwrdm->name, pwrst->next_state); + ret = -1; + } + omap_set_pwrdm_state(pwrst->pwrdm, pwrst->saved_state); + pwrdm_set_logic_retst(pwrst->pwrdm, pwrst->saved_logic_state); + } + if (ret) + pr_crit("Could not enter target state in pm_suspend\n"); + else + pr_info("Successfully put all powerdomains to target state\n"); + return 0; } @@ -73,6 +120,22 @@ static const struct platform_suspend_ops omap_pm_ops = { }; #endif /* CONFIG_SUSPEND */ +/* + * Enable hardware supervised mode for all clockdomains if it's + * supported. Initiate sleep transition for other clockdomains, if + * they are not used + */ +static int __init clkdms_setup(struct clockdomain *clkdm, void *unused) +{ + if (clkdm->flags & CLKDM_CAN_ENABLE_AUTO) + clkdm_allow_idle(clkdm); + else if (clkdm->flags & CLKDM_CAN_FORCE_SLEEP && + atomic_read(&clkdm->usecount) == 0) + clkdm_sleep(clkdm); + return 0; +} + + static int __init pwrdms_setup(struct powerdomain *pwrdm, void *unused) { struct power_state *pwrst; @@ -80,14 +143,48 @@ static int __init pwrdms_setup(struct powerdomain *pwrdm, void *unused) if (!pwrdm->pwrsts) return 0; + /* + * Skip CPU0 and CPU1 power domains. CPU1 is programmed + * through hotplug path and CPU0 explicitly programmed + * further down in the code path + */ + if (!strncmp(pwrdm->name, "cpu", 3)) + return 0; + + /* + * FIXME: Remove this check when core retention is supported + * Only MPUSS power domain is added in the list. + */ + if (strcmp(pwrdm->name, "mpu_pwrdm")) + return 0; + pwrst = kmalloc(sizeof(struct power_state), GFP_ATOMIC); if (!pwrst) return -ENOMEM; + pwrst->pwrdm = pwrdm; - pwrst->next_state = PWRDM_POWER_ON; + pwrst->next_state = PWRDM_POWER_RET; list_add(&pwrst->node, &pwrst_list); - return pwrdm_set_next_pwrst(pwrst->pwrdm, pwrst->next_state); + return omap_set_pwrdm_state(pwrst->pwrdm, pwrst->next_state); +} + +/** + * omap_default_idle - OMAP4 default ilde routine.' + * + * Implements OMAP4 memory, IO ordering requirements which can't be addressed + * with default arch_idle() hook. Used by all CPUs with !CONFIG_CPUIDLE and + * by secondary CPU with CONFIG_CPUIDLE. + */ +static void omap_default_idle(void) +{ + local_irq_disable(); + local_fiq_disable(); + + omap_do_wfi(); + + local_fiq_enable(); + local_irq_enable(); } /** @@ -99,10 +196,17 @@ static int __init pwrdms_setup(struct powerdomain *pwrdm, void *unused) static int __init omap4_pm_init(void) { int ret; + struct clockdomain *emif_clkdm, *mpuss_clkdm, *l3_1_clkdm; + struct clockdomain *ducati_clkdm, *l3_2_clkdm, *l4_per_clkdm; if (!cpu_is_omap44xx()) return -ENODEV; + if (omap_rev() == OMAP4430_REV_ES1_0) { + WARN(1, "Power Management not supported on OMAP4430 ES1.0\n"); + return -ENODEV; + } + pr_err("Power Management for TI OMAP4.\n"); ret = pwrdm_for_each(pwrdms_setup, NULL); @@ -111,10 +215,51 @@ static int __init omap4_pm_init(void) goto err2; } + /* + * The dynamic dependency between MPUSS -> MEMIF and + * MPUSS -> L4_PER/L3_* and DUCATI -> L3_* doesn't work as + * expected. The hardware recommendation is to enable static + * dependencies for these to avoid system lock ups or random crashes. + */ + mpuss_clkdm = clkdm_lookup("mpuss_clkdm"); + emif_clkdm = clkdm_lookup("l3_emif_clkdm"); + l3_1_clkdm = clkdm_lookup("l3_1_clkdm"); + l3_2_clkdm = clkdm_lookup("l3_2_clkdm"); + l4_per_clkdm = clkdm_lookup("l4_per_clkdm"); + ducati_clkdm = clkdm_lookup("ducati_clkdm"); + if ((!mpuss_clkdm) || (!emif_clkdm) || (!l3_1_clkdm) || + (!l3_2_clkdm) || (!ducati_clkdm) || (!l4_per_clkdm)) + goto err2; + + ret = clkdm_add_wkdep(mpuss_clkdm, emif_clkdm); + ret |= clkdm_add_wkdep(mpuss_clkdm, l3_1_clkdm); + ret |= clkdm_add_wkdep(mpuss_clkdm, l3_2_clkdm); + ret |= clkdm_add_wkdep(mpuss_clkdm, l4_per_clkdm); + ret |= clkdm_add_wkdep(ducati_clkdm, l3_1_clkdm); + ret |= clkdm_add_wkdep(ducati_clkdm, l3_2_clkdm); + if (ret) { + pr_err("Failed to add MPUSS -> L3/EMIF/L4PER, DUCATI -> L3 " + "wakeup dependency\n"); + goto err2; + } + + ret = omap4_mpuss_init(); + if (ret) { + pr_err("Failed to initialise OMAP4 MPUSS\n"); + goto err2; + } + + (void) clkdm_for_each(clkdms_setup, NULL); + #ifdef CONFIG_SUSPEND suspend_set_ops(&omap_pm_ops); #endif /* CONFIG_SUSPEND */ + /* Overwrite the default arch_idle() */ + pm_idle = omap_default_idle; + + omap4_idle_init(); + err2: return ret; } diff --git a/arch/arm/mach-omap2/prcm.c b/arch/arm/mach-omap2/prcm.c index 597e2da831b3..c35e5cea9f8f 100644 --- a/arch/arm/mach-omap2/prcm.c +++ b/arch/arm/mach-omap2/prcm.c @@ -26,7 +26,7 @@ #include <linux/export.h> #include <mach/system.h> -#include <plat/common.h> +#include "common.h" #include <plat/prcm.h> #include <plat/irqs.h> diff --git a/arch/arm/mach-omap2/prcm_mpu44xx.c b/arch/arm/mach-omap2/prcm_mpu44xx.c index 171fe171a749..ca669b50f390 100644 --- a/arch/arm/mach-omap2/prcm_mpu44xx.c +++ b/arch/arm/mach-omap2/prcm_mpu44xx.c @@ -15,7 +15,7 @@ #include <linux/err.h> #include <linux/io.h> -#include <plat/common.h> +#include "common.h" #include "prcm_mpu44xx.h" #include "cm-regbits-44xx.h" diff --git a/arch/arm/mach-omap2/prm2xxx_3xxx.c b/arch/arm/mach-omap2/prm2xxx_3xxx.c index 3545c9a6056f..c1c4d86a79a8 100644 --- a/arch/arm/mach-omap2/prm2xxx_3xxx.c +++ b/arch/arm/mach-omap2/prm2xxx_3xxx.c @@ -16,7 +16,7 @@ #include <linux/err.h> #include <linux/io.h> -#include <plat/common.h> +#include "common.h" #include <plat/cpu.h> #include <plat/prcm.h> diff --git a/arch/arm/mach-omap2/prm44xx.c b/arch/arm/mach-omap2/prm44xx.c index 040c39ce7326..33dd655e6aab 100644 --- a/arch/arm/mach-omap2/prm44xx.c +++ b/arch/arm/mach-omap2/prm44xx.c @@ -17,7 +17,7 @@ #include <linux/err.h> #include <linux/io.h> -#include <plat/common.h> +#include "common.h" #include <plat/cpu.h> #include <plat/prcm.h> diff --git a/arch/arm/mach-omap2/prminst44xx.c b/arch/arm/mach-omap2/prminst44xx.c index 3a7bab16edd5..f6de5bc6b12a 100644 --- a/arch/arm/mach-omap2/prminst44xx.c +++ b/arch/arm/mach-omap2/prminst44xx.c @@ -16,7 +16,7 @@ #include <linux/err.h> #include <linux/io.h> -#include <plat/common.h> +#include "common.h" #include "prm44xx.h" #include "prminst44xx.h" diff --git a/arch/arm/mach-omap2/sdram-nokia.c b/arch/arm/mach-omap2/sdram-nokia.c index 14caa228bc0d..ee3a8ad304cb 100644 --- a/arch/arm/mach-omap2/sdram-nokia.c +++ b/arch/arm/mach-omap2/sdram-nokia.c @@ -18,7 +18,7 @@ #include <linux/io.h> #include <plat/io.h> -#include <plat/common.h> +#include "common.h" #include <plat/clock.h> #include <plat/sdrc.h> diff --git a/arch/arm/mach-omap2/sdrc.c b/arch/arm/mach-omap2/sdrc.c index 8f2782874771..e3d345f46409 100644 --- a/arch/arm/mach-omap2/sdrc.c +++ b/arch/arm/mach-omap2/sdrc.c @@ -23,7 +23,7 @@ #include <linux/clk.h> #include <linux/io.h> -#include <plat/common.h> +#include "common.h" #include <plat/clock.h> #include <plat/sram.h> diff --git a/arch/arm/mach-omap2/sdrc2xxx.c b/arch/arm/mach-omap2/sdrc2xxx.c index ccdb010f169d..791a63cdceb2 100644 --- a/arch/arm/mach-omap2/sdrc2xxx.c +++ b/arch/arm/mach-omap2/sdrc2xxx.c @@ -24,7 +24,7 @@ #include <linux/clk.h> #include <linux/io.h> -#include <plat/common.h> +#include "common.h" #include <plat/clock.h> #include <plat/sram.h> diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c index 9992dbfdfdb3..42c326732a29 100644 --- a/arch/arm/mach-omap2/serial.c +++ b/arch/arm/mach-omap2/serial.c @@ -33,7 +33,7 @@ #include <plat/omap-serial.h> #endif -#include <plat/common.h> +#include "common.h" #include <plat/board.h> #include <plat/clock.h> #include <plat/dma.h> diff --git a/arch/arm/mach-omap2/sleep44xx.S b/arch/arm/mach-omap2/sleep44xx.S new file mode 100644 index 000000000000..abd283400490 --- /dev/null +++ b/arch/arm/mach-omap2/sleep44xx.S @@ -0,0 +1,379 @@ +/* + * OMAP44xx sleep code. + * + * Copyright (C) 2011 Texas Instruments, Inc. + * Santosh Shilimkar <santosh.shilimkar@ti.com> + * + * This program is free software,you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/linkage.h> +#include <asm/system.h> +#include <asm/smp_scu.h> +#include <asm/memory.h> +#include <asm/hardware/cache-l2x0.h> + +#include <plat/omap44xx.h> +#include <mach/omap-secure.h> + +#include "common.h" +#include "omap4-sar-layout.h" + +#if defined(CONFIG_SMP) && defined(CONFIG_PM) + +.macro DO_SMC + dsb + smc #0 + dsb +.endm + +ppa_zero_params: + .word 0x0 + +ppa_por_params: + .word 1, 0 + +/* + * ============================= + * == CPU suspend finisher == + * ============================= + * + * void omap4_finish_suspend(unsigned long cpu_state) + * + * This function code saves the CPU context and performs the CPU + * power down sequence. Calling WFI effectively changes the CPU + * power domains states to the desired target power state. + * + * @cpu_state : contains context save state (r0) + * 0 - No context lost + * 1 - CPUx L1 and logic lost: MPUSS CSWR + * 2 - CPUx L1 and logic lost + GIC lost: MPUSS OSWR + * 3 - CPUx L1 and logic lost + GIC + L2 lost: MPUSS OFF + * @return: This function never returns for CPU OFF and DORMANT power states. + * Post WFI, CPU transitions to DORMANT or OFF power state and on wake-up + * from this follows a full CPU reset path via ROM code to CPU restore code. + * The restore function pointer is stored at CPUx_WAKEUP_NS_PA_ADDR_OFFSET. + * It returns to the caller for CPU INACTIVE and ON power states or in case + * CPU failed to transition to targeted OFF/DORMANT state. + */ +ENTRY(omap4_finish_suspend) + stmfd sp!, {lr} + cmp r0, #0x0 + beq do_WFI @ No lowpower state, jump to WFI + + /* + * Flush all data from the L1 data cache before disabling + * SCTLR.C bit. + */ + bl omap4_get_sar_ram_base + ldr r9, [r0, #OMAP_TYPE_OFFSET] + cmp r9, #0x1 @ Check for HS device + bne skip_secure_l1_clean + mov r0, #SCU_PM_NORMAL + mov r1, #0xFF @ clean seucre L1 + stmfd r13!, {r4-r12, r14} + ldr r12, =OMAP4_MON_SCU_PWR_INDEX + DO_SMC + ldmfd r13!, {r4-r12, r14} +skip_secure_l1_clean: + bl v7_flush_dcache_all + + /* + * Clear the SCTLR.C bit to prevent further data cache + * allocation. Clearing SCTLR.C would make all the data accesses + * strongly ordered and would not hit the cache. + */ + mrc p15, 0, r0, c1, c0, 0 + bic r0, r0, #(1 << 2) @ Disable the C bit + mcr p15, 0, r0, c1, c0, 0 + isb + + /* + * Invalidate L1 data cache. Even though only invalidate is + * necessary exported flush API is used here. Doing clean + * on already clean cache would be almost NOP. + */ + bl v7_flush_dcache_all + + /* + * Switch the CPU from Symmetric Multiprocessing (SMP) mode + * to AsymmetricMultiprocessing (AMP) mode by programming + * the SCU power status to DORMANT or OFF mode. + * This enables the CPU to be taken out of coherency by + * preventing the CPU from receiving cache, TLB, or BTB + * maintenance operations broadcast by other CPUs in the cluster. + */ + bl omap4_get_sar_ram_base + mov r8, r0 + ldr r9, [r8, #OMAP_TYPE_OFFSET] + cmp r9, #0x1 @ Check for HS device + bne scu_gp_set + mrc p15, 0, r0, c0, c0, 5 @ Read MPIDR + ands r0, r0, #0x0f + ldreq r0, [r8, #SCU_OFFSET0] + ldrne r0, [r8, #SCU_OFFSET1] + mov r1, #0x00 + stmfd r13!, {r4-r12, r14} + ldr r12, =OMAP4_MON_SCU_PWR_INDEX + DO_SMC + ldmfd r13!, {r4-r12, r14} + b skip_scu_gp_set +scu_gp_set: + mrc p15, 0, r0, c0, c0, 5 @ Read MPIDR + ands r0, r0, #0x0f + ldreq r1, [r8, #SCU_OFFSET0] + ldrne r1, [r8, #SCU_OFFSET1] + bl omap4_get_scu_base + bl scu_power_mode +skip_scu_gp_set: + mrc p15, 0, r0, c1, c1, 2 @ Read NSACR data + tst r0, #(1 << 18) + mrcne p15, 0, r0, c1, c0, 1 + bicne r0, r0, #(1 << 6) @ Disable SMP bit + mcrne p15, 0, r0, c1, c0, 1 + isb + dsb +#ifdef CONFIG_CACHE_L2X0 + /* + * Clean and invalidate the L2 cache. + * Common cache-l2x0.c functions can't be used here since it + * uses spinlocks. We are out of coherency here with data cache + * disabled. The spinlock implementation uses exclusive load/store + * instruction which can fail without data cache being enabled. + * OMAP4 hardware doesn't support exclusive monitor which can + * overcome exclusive access issue. Because of this, CPU can + * lead to deadlock. + */ + bl omap4_get_sar_ram_base + mov r8, r0 + mrc p15, 0, r5, c0, c0, 5 @ Read MPIDR + ands r5, r5, #0x0f + ldreq r0, [r8, #L2X0_SAVE_OFFSET0] @ Retrieve L2 state from SAR + ldrne r0, [r8, #L2X0_SAVE_OFFSET1] @ memory. + cmp r0, #3 + bne do_WFI +#ifdef CONFIG_PL310_ERRATA_727915 + mov r0, #0x03 + mov r12, #OMAP4_MON_L2X0_DBG_CTRL_INDEX + DO_SMC +#endif + bl omap4_get_l2cache_base + mov r2, r0 + ldr r0, =0xffff + str r0, [r2, #L2X0_CLEAN_INV_WAY] +wait: + ldr r0, [r2, #L2X0_CLEAN_INV_WAY] + ldr r1, =0xffff + ands r0, r0, r1 + bne wait +#ifdef CONFIG_PL310_ERRATA_727915 + mov r0, #0x00 + mov r12, #OMAP4_MON_L2X0_DBG_CTRL_INDEX + DO_SMC +#endif +l2x_sync: + bl omap4_get_l2cache_base + mov r2, r0 + mov r0, #0x0 + str r0, [r2, #L2X0_CACHE_SYNC] +sync: + ldr r0, [r2, #L2X0_CACHE_SYNC] + ands r0, r0, #0x1 + bne sync +#endif + +do_WFI: + bl omap_do_wfi + + /* + * CPU is here when it failed to enter OFF/DORMANT or + * no low power state was attempted. + */ + mrc p15, 0, r0, c1, c0, 0 + tst r0, #(1 << 2) @ Check C bit enabled? + orreq r0, r0, #(1 << 2) @ Enable the C bit + mcreq p15, 0, r0, c1, c0, 0 + isb + + /* + * Ensure the CPU power state is set to NORMAL in + * SCU power state so that CPU is back in coherency. + * In non-coherent mode CPU can lock-up and lead to + * system deadlock. + */ + mrc p15, 0, r0, c1, c0, 1 + tst r0, #(1 << 6) @ Check SMP bit enabled? + orreq r0, r0, #(1 << 6) + mcreq p15, 0, r0, c1, c0, 1 + isb + bl omap4_get_sar_ram_base + mov r8, r0 + ldr r9, [r8, #OMAP_TYPE_OFFSET] + cmp r9, #0x1 @ Check for HS device + bne scu_gp_clear + mov r0, #SCU_PM_NORMAL + mov r1, #0x00 + stmfd r13!, {r4-r12, r14} + ldr r12, =OMAP4_MON_SCU_PWR_INDEX + DO_SMC + ldmfd r13!, {r4-r12, r14} + b skip_scu_gp_clear +scu_gp_clear: + bl omap4_get_scu_base + mov r1, #SCU_PM_NORMAL + bl scu_power_mode +skip_scu_gp_clear: + isb + dsb + ldmfd sp!, {pc} +ENDPROC(omap4_finish_suspend) + +/* + * ============================ + * == CPU resume entry point == + * ============================ + * + * void omap4_cpu_resume(void) + * + * ROM code jumps to this function while waking up from CPU + * OFF or DORMANT state. Physical address of the function is + * stored in the SAR RAM while entering to OFF or DORMANT mode. + * The restore function pointer is stored at CPUx_WAKEUP_NS_PA_ADDR_OFFSET. + */ +ENTRY(omap4_cpu_resume) + /* + * Configure ACTRL and enable NS SMP bit access on CPU1 on HS device. + * OMAP44XX EMU/HS devices - CPU0 SMP bit access is enabled in PPA + * init and for CPU1, a secure PPA API provided. CPU0 must be ON + * while executing NS_SMP API on CPU1 and PPA version must be 1.4.0+. + * OMAP443X GP devices- SMP bit isn't accessible. + * OMAP446X GP devices - SMP bit access is enabled on both CPUs. + */ + ldr r8, =OMAP44XX_SAR_RAM_BASE + ldr r9, [r8, #OMAP_TYPE_OFFSET] + cmp r9, #0x1 @ Skip if GP device + bne skip_ns_smp_enable + mrc p15, 0, r0, c0, c0, 5 + ands r0, r0, #0x0f + beq skip_ns_smp_enable +ppa_actrl_retry: + mov r0, #OMAP4_PPA_CPU_ACTRL_SMP_INDEX + adr r3, ppa_zero_params @ Pointer to parameters + mov r1, #0x0 @ Process ID + mov r2, #0x4 @ Flag + mov r6, #0xff + mov r12, #0x00 @ Secure Service ID + DO_SMC + cmp r0, #0x0 @ API returns 0 on success. + beq enable_smp_bit + b ppa_actrl_retry +enable_smp_bit: + mrc p15, 0, r0, c1, c0, 1 + tst r0, #(1 << 6) @ Check SMP bit enabled? + orreq r0, r0, #(1 << 6) + mcreq p15, 0, r0, c1, c0, 1 + isb +skip_ns_smp_enable: +#ifdef CONFIG_CACHE_L2X0 + /* + * Restore the L2 AUXCTRL and enable the L2 cache. + * OMAP4_MON_L2X0_AUXCTRL_INDEX = Program the L2X0 AUXCTRL + * OMAP4_MON_L2X0_CTRL_INDEX = Enable the L2 using L2X0 CTRL + * register r0 contains value to be programmed. + * L2 cache is already invalidate by ROM code as part + * of MPUSS OFF wakeup path. + */ + ldr r2, =OMAP44XX_L2CACHE_BASE + ldr r0, [r2, #L2X0_CTRL] + and r0, #0x0f + cmp r0, #1 + beq skip_l2en @ Skip if already enabled + ldr r3, =OMAP44XX_SAR_RAM_BASE + ldr r1, [r3, #OMAP_TYPE_OFFSET] + cmp r1, #0x1 @ Check for HS device + bne set_gp_por + ldr r0, =OMAP4_PPA_L2_POR_INDEX + ldr r1, =OMAP44XX_SAR_RAM_BASE + ldr r4, [r1, #L2X0_PREFETCH_CTRL_OFFSET] + adr r3, ppa_por_params + str r4, [r3, #0x04] + mov r1, #0x0 @ Process ID + mov r2, #0x4 @ Flag + mov r6, #0xff + mov r12, #0x00 @ Secure Service ID + DO_SMC + b set_aux_ctrl +set_gp_por: + ldr r1, =OMAP44XX_SAR_RAM_BASE + ldr r0, [r1, #L2X0_PREFETCH_CTRL_OFFSET] + ldr r12, =OMAP4_MON_L2X0_PREFETCH_INDEX @ Setup L2 PREFETCH + DO_SMC +set_aux_ctrl: + ldr r1, =OMAP44XX_SAR_RAM_BASE + ldr r0, [r1, #L2X0_AUXCTRL_OFFSET] + ldr r12, =OMAP4_MON_L2X0_AUXCTRL_INDEX @ Setup L2 AUXCTRL + DO_SMC + mov r0, #0x1 + ldr r12, =OMAP4_MON_L2X0_CTRL_INDEX @ Enable L2 cache + DO_SMC +skip_l2en: +#endif + + b cpu_resume @ Jump to generic resume +ENDPROC(omap4_cpu_resume) +#endif + +#ifndef CONFIG_OMAP4_ERRATA_I688 +ENTRY(omap_bus_sync) + mov pc, lr +ENDPROC(omap_bus_sync) +#endif + +ENTRY(omap_do_wfi) + stmfd sp!, {lr} + /* Drain interconnect write buffers. */ + bl omap_bus_sync + + /* + * Execute an ISB instruction to ensure that all of the + * CP15 register changes have been committed. + */ + isb + + /* + * Execute a barrier instruction to ensure that all cache, + * TLB and branch predictor maintenance operations issued + * by any CPU in the cluster have completed. + */ + dsb + dmb + + /* + * Execute a WFI instruction and wait until the + * STANDBYWFI output is asserted to indicate that the + * CPU is in idle and low power state. CPU can specualatively + * prefetch the instructions so add NOPs after WFI. Sixteen + * NOPs as per Cortex-A9 pipeline. + */ + wfi @ Wait For Interrupt + nop + nop + nop + nop + nop + nop + nop + nop + nop + nop + nop + nop + nop + nop + nop + nop + + ldmfd sp!, {pc} +ENDPROC(omap_do_wfi) diff --git a/arch/arm/mach-omap2/smartreflex.c b/arch/arm/mach-omap2/smartreflex.c index cf246b39bac7..9dd93453e563 100644 --- a/arch/arm/mach-omap2/smartreflex.c +++ b/arch/arm/mach-omap2/smartreflex.c @@ -26,7 +26,7 @@ #include <linux/slab.h> #include <linux/pm_runtime.h> -#include <plat/common.h> +#include "common.h" #include "pm.h" #include "smartreflex.h" diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index 037b0d7d4e05..9edcd520510f 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c @@ -41,7 +41,7 @@ #include <plat/dmtimer.h> #include <asm/localtimer.h> #include <asm/sched_clock.h> -#include <plat/common.h> +#include "common.h" #include <plat/omap_hwmod.h> #include <plat/omap_device.h> #include <plat/omap-pm.h> diff --git a/arch/arm/mach-omap2/vc3xxx_data.c b/arch/arm/mach-omap2/vc3xxx_data.c index cfe348e1af0e..a5ec7f8f2ea8 100644 --- a/arch/arm/mach-omap2/vc3xxx_data.c +++ b/arch/arm/mach-omap2/vc3xxx_data.c @@ -18,7 +18,7 @@ #include <linux/err.h> #include <linux/init.h> -#include <plat/common.h> +#include "common.h" #include "prm-regbits-34xx.h" #include "voltage.h" diff --git a/arch/arm/mach-omap2/vc44xx_data.c b/arch/arm/mach-omap2/vc44xx_data.c index 2740a968145e..d70b930f2739 100644 --- a/arch/arm/mach-omap2/vc44xx_data.c +++ b/arch/arm/mach-omap2/vc44xx_data.c @@ -18,7 +18,7 @@ #include <linux/err.h> #include <linux/init.h> -#include <plat/common.h> +#include "common.h" #include "prm44xx.h" #include "prm-regbits-44xx.h" diff --git a/arch/arm/mach-omap2/voltage.c b/arch/arm/mach-omap2/voltage.c index 1f8fdf736e63..8a36342e60d2 100644 --- a/arch/arm/mach-omap2/voltage.c +++ b/arch/arm/mach-omap2/voltage.c @@ -27,7 +27,7 @@ #include <linux/slab.h> #include <linux/clk.h> -#include <plat/common.h> +#include "common.h" #include "prm-regbits-34xx.h" #include "prm-regbits-44xx.h" diff --git a/arch/arm/mach-omap2/voltagedomains3xxx_data.c b/arch/arm/mach-omap2/voltagedomains3xxx_data.c index 071101debbbc..474559d5b072 100644 --- a/arch/arm/mach-omap2/voltagedomains3xxx_data.c +++ b/arch/arm/mach-omap2/voltagedomains3xxx_data.c @@ -18,7 +18,7 @@ #include <linux/err.h> #include <linux/init.h> -#include <plat/common.h> +#include "common.h" #include <plat/cpu.h> #include "prm-regbits-34xx.h" diff --git a/arch/arm/mach-omap2/voltagedomains44xx_data.c b/arch/arm/mach-omap2/voltagedomains44xx_data.c index c4584e9ac717..4e11d022595d 100644 --- a/arch/arm/mach-omap2/voltagedomains44xx_data.c +++ b/arch/arm/mach-omap2/voltagedomains44xx_data.c @@ -21,7 +21,7 @@ #include <linux/err.h> #include <linux/init.h> -#include <plat/common.h> +#include "common.h" #include "prm-regbits-44xx.h" #include "prm44xx.h" diff --git a/arch/arm/mach-omap2/vp.c b/arch/arm/mach-omap2/vp.c index 66bd700a2b98..807391d84a9d 100644 --- a/arch/arm/mach-omap2/vp.c +++ b/arch/arm/mach-omap2/vp.c @@ -1,7 +1,7 @@ #include <linux/kernel.h> #include <linux/init.h> -#include <plat/common.h> +#include "common.h" #include "voltage.h" #include "vp.h" diff --git a/arch/arm/mach-omap2/vp3xxx_data.c b/arch/arm/mach-omap2/vp3xxx_data.c index 260c554b1547..bd89f80089f5 100644 --- a/arch/arm/mach-omap2/vp3xxx_data.c +++ b/arch/arm/mach-omap2/vp3xxx_data.c @@ -19,7 +19,7 @@ #include <linux/err.h> #include <linux/init.h> -#include <plat/common.h> +#include "common.h" #include "prm-regbits-34xx.h" #include "voltage.h" diff --git a/arch/arm/mach-omap2/vp44xx_data.c b/arch/arm/mach-omap2/vp44xx_data.c index b4e77044891e..8c031d16879e 100644 --- a/arch/arm/mach-omap2/vp44xx_data.c +++ b/arch/arm/mach-omap2/vp44xx_data.c @@ -19,7 +19,7 @@ #include <linux/err.h> #include <linux/init.h> -#include <plat/common.h> +#include "common.h" #include "prm44xx.h" #include "prm-regbits-44xx.h" diff --git a/arch/arm/mach-orion5x/include/mach/io.h b/arch/arm/mach-orion5x/include/mach/io.h index c5196101a237..e9d9afdc2659 100644 --- a/arch/arm/mach-orion5x/include/mach/io.h +++ b/arch/arm/mach-orion5x/include/mach/io.h @@ -15,31 +15,6 @@ #define IO_SPACE_LIMIT 0xffffffff -static inline void __iomem * -__arch_ioremap(unsigned long paddr, size_t size, unsigned int mtype) -{ - void __iomem *retval; - unsigned long offs = paddr - ORION5X_REGS_PHYS_BASE; - if (mtype == MT_DEVICE && size && offs < ORION5X_REGS_SIZE && - size <= ORION5X_REGS_SIZE && offs + size <= ORION5X_REGS_SIZE) { - retval = (void __iomem *)ORION5X_REGS_VIRT_BASE + offs; - } else { - retval = __arm_ioremap(paddr, size, mtype); - } - - return retval; -} - -static inline void -__arch_iounmap(void __iomem *addr) -{ - if (addr < (void __iomem *)ORION5X_REGS_VIRT_BASE || - addr >= (void __iomem *)(ORION5X_REGS_VIRT_BASE + ORION5X_REGS_SIZE)) - __iounmap(addr); -} - -#define __arch_ioremap __arch_ioremap -#define __arch_iounmap __arch_iounmap #define __io(a) __typesafe_io(a) #define __mem_pci(a) (a) diff --git a/arch/arm/mach-orion5x/include/mach/vmalloc.h b/arch/arm/mach-orion5x/include/mach/vmalloc.h deleted file mode 100644 index 06b50aeff7b9..000000000000 --- a/arch/arm/mach-orion5x/include/mach/vmalloc.h +++ /dev/null @@ -1,5 +0,0 @@ -/* - * arch/arm/mach-orion5x/include/mach/vmalloc.h - */ - -#define VMALLOC_END 0xfd800000UL diff --git a/arch/arm/mach-picoxcell/common.c b/arch/arm/mach-picoxcell/common.c index 34d08347be5f..ad871bd7b1ab 100644 --- a/arch/arm/mach-picoxcell/common.c +++ b/arch/arm/mach-picoxcell/common.c @@ -11,6 +11,7 @@ #include <linux/irqdomain.h> #include <linux/of.h> #include <linux/of_address.h> +#include <linux/of_irq.h> #include <linux/of_platform.h> #include <asm/mach/arch.h> @@ -33,22 +34,20 @@ static const char *picoxcell_dt_match[] = { }; static const struct of_device_id vic_of_match[] __initconst = { - { .compatible = "arm,pl192-vic" }, + { .compatible = "arm,pl192-vic", .data = vic_of_init, }, { /* Sentinel */ } }; static void __init picoxcell_init_irq(void) { - vic_init(IO_ADDRESS(PICOXCELL_VIC0_BASE), 0, ~0, 0); - vic_init(IO_ADDRESS(PICOXCELL_VIC1_BASE), 32, ~0, 0); - irq_domain_generate_simple(vic_of_match, PICOXCELL_VIC0_BASE, 0); - irq_domain_generate_simple(vic_of_match, PICOXCELL_VIC1_BASE, 32); + of_irq_init(vic_of_match); } DT_MACHINE_START(PICOXCELL, "Picochip picoXcell") .map_io = picoxcell_map_io, .nr_irqs = ARCH_NR_IRQS, .init_irq = picoxcell_init_irq, + .handle_irq = vic_handle_irq, .timer = &picoxcell_timer, .init_machine = picoxcell_init_machine, .dt_compat = picoxcell_dt_match, diff --git a/arch/arm/mach-picoxcell/include/mach/entry-macro.S b/arch/arm/mach-picoxcell/include/mach/entry-macro.S index a6b09f75d9df..9b505ac00be9 100644 --- a/arch/arm/mach-picoxcell/include/mach/entry-macro.S +++ b/arch/arm/mach-picoxcell/include/mach/entry-macro.S @@ -9,11 +9,8 @@ * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ -#include <mach/hardware.h> -#include <mach/irqs.h> -#include <mach/map.h> + .macro disable_fiq + .endm -#define VA_VIC0 IO_ADDRESS(PICOXCELL_VIC0_BASE) -#define VA_VIC1 IO_ADDRESS(PICOXCELL_VIC1_BASE) - -#include <asm/entry-macro-vic2.S> + .macro arch_ret_to_user, tmp1, tmp2 + .endm diff --git a/arch/arm/mach-picoxcell/include/mach/vmalloc.h b/arch/arm/mach-picoxcell/include/mach/vmalloc.h deleted file mode 100644 index 0216cc4b1f0b..000000000000 --- a/arch/arm/mach-picoxcell/include/mach/vmalloc.h +++ /dev/null @@ -1,14 +0,0 @@ -/* - * Copyright (c) 2011 Picochip Ltd., Jamie Iles - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ -#define VMALLOC_END 0xfe000000UL diff --git a/arch/arm/mach-pnx4008/include/mach/system.h b/arch/arm/mach-pnx4008/include/mach/system.h index 5dda2bb55f8d..5d6384a6128c 100644 --- a/arch/arm/mach-pnx4008/include/mach/system.h +++ b/arch/arm/mach-pnx4008/include/mach/system.h @@ -32,7 +32,7 @@ static void arch_idle(void) static inline void arch_reset(char mode, const char *cmd) { - cpu_reset(0); + soft_restart(0); } #endif diff --git a/arch/arm/mach-pnx4008/include/mach/vmalloc.h b/arch/arm/mach-pnx4008/include/mach/vmalloc.h deleted file mode 100644 index 184913c71141..000000000000 --- a/arch/arm/mach-pnx4008/include/mach/vmalloc.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * arch/arm/mach-pnx4008/include/mach/vmalloc.h - * - * Author: Vitaly Wool <source@mvista.com> - * - * 2006 (c) MontaVista Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_END 0xd0000000UL diff --git a/arch/arm/mach-prima2/include/mach/map.h b/arch/arm/mach-prima2/include/mach/map.h index 66b1ae2e553f..6f243532570c 100644 --- a/arch/arm/mach-prima2/include/mach/map.h +++ b/arch/arm/mach-prima2/include/mach/map.h @@ -9,8 +9,10 @@ #ifndef __MACH_PRIMA2_MAP_H__ #define __MACH_PRIMA2_MAP_H__ -#include <mach/vmalloc.h> +#include <linux/const.h> -#define SIRFSOC_VA(x) (VMALLOC_END + ((x) & 0x00FFF000)) +#define SIRFSOC_VA_BASE _AC(0xFEC00000, UL) + +#define SIRFSOC_VA(x) (SIRFSOC_VA_BASE + ((x) & 0x00FFF000)) #endif diff --git a/arch/arm/mach-prima2/include/mach/vmalloc.h b/arch/arm/mach-prima2/include/mach/vmalloc.h deleted file mode 100644 index c9f90fec78e3..000000000000 --- a/arch/arm/mach-prima2/include/mach/vmalloc.h +++ /dev/null @@ -1,16 +0,0 @@ -/* - * arch/arm/ach-prima2/include/mach/vmalloc.h - * - * Copyright (c) 2010 – 2011 Cambridge Silicon Radio Limited, a CSR plc group company. - * - * Licensed under GPLv2 or later. - */ - -#ifndef __MACH_VMALLOC_H -#define __MACH_VMALLOC_H - -#include <linux/const.h> - -#define VMALLOC_END _AC(0xFEC00000, UL) - -#endif diff --git a/arch/arm/mach-pxa/include/mach/entry-macro.S b/arch/arm/mach-pxa/include/mach/entry-macro.S index a73bc86a3c26..260c0c17692a 100644 --- a/arch/arm/mach-pxa/include/mach/entry-macro.S +++ b/arch/arm/mach-pxa/include/mach/entry-macro.S @@ -7,45 +7,9 @@ * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ -#include <mach/hardware.h> -#include <mach/irqs.h> .macro disable_fiq .endm - .macro get_irqnr_preamble, base, tmp - .endm - .macro arch_ret_to_user, tmp1, tmp2 .endm - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - mrc p15, 0, \tmp, c0, c0, 0 @ CPUID - mov \tmp, \tmp, lsr #13 - and \tmp, \tmp, #0x7 @ Core G - cmp \tmp, #1 - bhi 1002f - - @ Core Generation 1 (PXA25x) - mov \base, #io_p2v(0x40000000) @ IIR Ctl = 0x40d00000 - add \base, \base, #0x00d00000 - ldr \irqstat, [\base, #0] @ ICIP - ldr \irqnr, [\base, #4] @ ICMR - - ands \irqnr, \irqstat, \irqnr - beq 1001f - rsb \irqstat, \irqnr, #0 - and \irqstat, \irqstat, \irqnr - clz \irqnr, \irqstat - rsb \irqnr, \irqnr, #(31 + PXA_IRQ(0)) - b 1001f -1002: - @ Core Generation 2 (PXA27x) or Core Generation 3 (PXA3xx) - mrc p6, 0, \irqstat, c5, c0, 0 @ ICHP - tst \irqstat, #0x80000000 - beq 1001f - bic \irqstat, \irqstat, #0x80000000 - mov \irqnr, \irqstat, lsr #16 - add \irqnr, \irqnr, #(PXA_IRQ(0)) -1001: - .endm diff --git a/arch/arm/mach-pxa/include/mach/vmalloc.h b/arch/arm/mach-pxa/include/mach/vmalloc.h deleted file mode 100644 index bfecfbf5f460..000000000000 --- a/arch/arm/mach-pxa/include/mach/vmalloc.h +++ /dev/null @@ -1,11 +0,0 @@ -/* - * arch/arm/mach-pxa/include/mach/vmalloc.h - * - * Author: Nicolas Pitre - * Copyright: (C) 2001 MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#define VMALLOC_END (0xe8000000UL) diff --git a/arch/arm/mach-pxa/mioa701.c b/arch/arm/mach-pxa/mioa701.c index b938fc2c316a..4f47a760398f 100644 --- a/arch/arm/mach-pxa/mioa701.c +++ b/arch/arm/mach-pxa/mioa701.c @@ -752,6 +752,7 @@ static void mioa701_machine_exit(void) MACHINE_START(MIOA701, "MIO A701") .atag_offset = 0x100, + .restart_mode = 's', .map_io = &pxa27x_map_io, .init_irq = &pxa27x_init_irq, .handle_irq = &pxa27x_handle_irq, diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c index 50c833177866..afcb48a5792c 100644 --- a/arch/arm/mach-pxa/poodle.c +++ b/arch/arm/mach-pxa/poodle.c @@ -420,17 +420,11 @@ static void poodle_poweroff(void) arm_machine_restart('h', NULL); } -static void poodle_restart(char mode, const char *cmd) -{ - arm_machine_restart('h', cmd); -} - static void __init poodle_init(void) { int ret = 0; pm_power_off = poodle_poweroff; - arm_pm_restart = poodle_restart; PCFR |= PCFR_OPDE; diff --git a/arch/arm/mach-pxa/reset.c b/arch/arm/mach-pxa/reset.c index 01e9d643394a..b8bcda15da81 100644 --- a/arch/arm/mach-pxa/reset.c +++ b/arch/arm/mach-pxa/reset.c @@ -88,7 +88,7 @@ void arch_reset(char mode, const char *cmd) switch (mode) { case 's': /* Jump into ROM at address 0 */ - cpu_reset(0); + soft_restart(0); break; case 'g': do_gpio_reset(); diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 953a9195f9e5..2f57d94de727 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -982,6 +982,7 @@ static void __init spitz_fixup(struct tag *tags, char **cmdline, #ifdef CONFIG_MACH_SPITZ MACHINE_START(SPITZ, "SHARP Spitz") + .restart_mode = 'g', .fixup = spitz_fixup, .map_io = pxa27x_map_io, .init_irq = pxa27x_init_irq, @@ -993,6 +994,7 @@ MACHINE_END #ifdef CONFIG_MACH_BORZOI MACHINE_START(BORZOI, "SHARP Borzoi") + .restart_mode = 'g', .fixup = spitz_fixup, .map_io = pxa27x_map_io, .init_irq = pxa27x_init_irq, @@ -1004,6 +1006,7 @@ MACHINE_END #ifdef CONFIG_MACH_AKITA MACHINE_START(AKITA, "SHARP Akita") + .restart_mode = 'g', .fixup = spitz_fixup, .map_io = pxa27x_map_io, .init_irq = pxa27x_init_irq, diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c index 402b0c96613b..ef6453041cf1 100644 --- a/arch/arm/mach-pxa/tosa.c +++ b/arch/arm/mach-pxa/tosa.c @@ -970,6 +970,7 @@ static void __init fixup_tosa(struct tag *tags, char **cmdline, } MACHINE_START(TOSA, "SHARP Tosa") + .restart_mode = 'g', .fixup = fixup_tosa, .map_io = pxa25x_map_io, .nr_irqs = TOSA_NR_IRQS, diff --git a/arch/arm/mach-realview/include/mach/entry-macro.S b/arch/arm/mach-realview/include/mach/entry-macro.S index 4071164aebaa..e8a5179c2653 100644 --- a/arch/arm/mach-realview/include/mach/entry-macro.S +++ b/arch/arm/mach-realview/include/mach/entry-macro.S @@ -7,8 +7,6 @@ * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ -#include <mach/hardware.h> -#include <asm/hardware/entry-macro-gic.S> .macro disable_fiq .endm diff --git a/arch/arm/mach-realview/include/mach/vmalloc.h b/arch/arm/mach-realview/include/mach/vmalloc.h deleted file mode 100644 index a2a4c6861407..000000000000 --- a/arch/arm/mach-realview/include/mach/vmalloc.h +++ /dev/null @@ -1,21 +0,0 @@ -/* - * arch/arm/mach-realview/include/mach/vmalloc.h - * - * Copyright (C) 2003 ARM Limited - * Copyright (C) 2000 Russell King. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#define VMALLOC_END 0xf8000000UL diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c index 026c66ad7ec2..1ca944aea7f8 100644 --- a/arch/arm/mach-realview/realview_eb.c +++ b/arch/arm/mach-realview/realview_eb.c @@ -91,8 +91,8 @@ static struct map_desc realview_eb_io_desc[] __initdata = { static struct map_desc realview_eb11mp_io_desc[] __initdata = { { - .virtual = IO_ADDRESS(REALVIEW_EB11MP_GIC_CPU_BASE), - .pfn = __phys_to_pfn(REALVIEW_EB11MP_GIC_CPU_BASE), + .virtual = IO_ADDRESS(REALVIEW_EB11MP_SCU_BASE), + .pfn = __phys_to_pfn(REALVIEW_EB11MP_SCU_BASE), .length = SZ_4K, .type = MT_DEVICE, }, { @@ -469,6 +469,7 @@ MACHINE_START(REALVIEW_EB, "ARM-RealView EB") .init_early = realview_init_early, .init_irq = gic_init_irq, .timer = &realview_eb_timer, + .handle_irq = gic_handle_irq, .init_machine = realview_eb_init, #ifdef CONFIG_ZONE_DMA .dma_zone_size = SZ_256M, diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c index c057540ec776..bd8fec8b20d9 100644 --- a/arch/arm/mach-realview/realview_pb1176.c +++ b/arch/arm/mach-realview/realview_pb1176.c @@ -392,6 +392,7 @@ MACHINE_START(REALVIEW_PB1176, "ARM-RealView PB1176") .init_early = realview_init_early, .init_irq = gic_init_irq, .timer = &realview_pb1176_timer, + .handle_irq = gic_handle_irq, .init_machine = realview_pb1176_init, #ifdef CONFIG_ZONE_DMA .dma_zone_size = SZ_256M, diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c index 671ad6d6ff00..fa73ba81a449 100644 --- a/arch/arm/mach-realview/realview_pb11mp.c +++ b/arch/arm/mach-realview/realview_pb11mp.c @@ -366,6 +366,7 @@ MACHINE_START(REALVIEW_PB11MP, "ARM-RealView PB11MPCore") .init_early = realview_init_early, .init_irq = gic_init_irq, .timer = &realview_pb11mp_timer, + .handle_irq = gic_handle_irq, .init_machine = realview_pb11mp_init, #ifdef CONFIG_ZONE_DMA .dma_zone_size = SZ_256M, diff --git a/arch/arm/mach-realview/realview_pba8.c b/arch/arm/mach-realview/realview_pba8.c index cbf22df4ad5b..6e5f2b9ddb7e 100644 --- a/arch/arm/mach-realview/realview_pba8.c +++ b/arch/arm/mach-realview/realview_pba8.c @@ -316,6 +316,7 @@ MACHINE_START(REALVIEW_PBA8, "ARM-RealView PB-A8") .init_early = realview_init_early, .init_irq = gic_init_irq, .timer = &realview_pba8_timer, + .handle_irq = gic_handle_irq, .init_machine = realview_pba8_init, #ifdef CONFIG_ZONE_DMA .dma_zone_size = SZ_256M, diff --git a/arch/arm/mach-realview/realview_pbx.c b/arch/arm/mach-realview/realview_pbx.c index 63c4114afae9..7aabc21af01c 100644 --- a/arch/arm/mach-realview/realview_pbx.c +++ b/arch/arm/mach-realview/realview_pbx.c @@ -98,8 +98,8 @@ static struct map_desc realview_pbx_io_desc[] __initdata = { static struct map_desc realview_local_io_desc[] __initdata = { { - .virtual = IO_ADDRESS(REALVIEW_PBX_TILE_GIC_CPU_BASE), - .pfn = __phys_to_pfn(REALVIEW_PBX_TILE_GIC_CPU_BASE), + .virtual = IO_ADDRESS(REALVIEW_PBX_TILE_SCU_BASE), + .pfn = __phys_to_pfn(REALVIEW_PBX_TILE_SCU_BASE), .length = SZ_4K, .type = MT_DEVICE, }, { @@ -399,6 +399,7 @@ MACHINE_START(REALVIEW_PBX, "ARM-RealView PBX") .init_early = realview_init_early, .init_irq = gic_init_irq, .timer = &realview_pbx_timer, + .handle_irq = gic_handle_irq, .init_machine = realview_pbx_init, #ifdef CONFIG_ZONE_DMA .dma_zone_size = SZ_256M, diff --git a/arch/arm/mach-rpc/include/mach/system.h b/arch/arm/mach-rpc/include/mach/system.h index 45c7b935dc45..a354f4d092c8 100644 --- a/arch/arm/mach-rpc/include/mach/system.h +++ b/arch/arm/mach-rpc/include/mach/system.h @@ -23,5 +23,5 @@ static inline void arch_reset(char mode, const char *cmd) /* * Jump into the ROM */ - cpu_reset(0); + soft_restart(0); } diff --git a/arch/arm/mach-rpc/include/mach/vmalloc.h b/arch/arm/mach-rpc/include/mach/vmalloc.h deleted file mode 100644 index fb700228637a..000000000000 --- a/arch/arm/mach-rpc/include/mach/vmalloc.h +++ /dev/null @@ -1,10 +0,0 @@ -/* - * arch/arm/mach-rpc/include/mach/vmalloc.h - * - * Copyright (C) 1997 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#define VMALLOC_END 0xdc000000UL diff --git a/arch/arm/mach-s3c2410/include/mach/system-reset.h b/arch/arm/mach-s3c2410/include/mach/system-reset.h index 6faadcee7729..913893d44650 100644 --- a/arch/arm/mach-s3c2410/include/mach/system-reset.h +++ b/arch/arm/mach-s3c2410/include/mach/system-reset.h @@ -19,7 +19,7 @@ static void arch_reset(char mode, const char *cmd) { if (mode == 's') { - cpu_reset(0); + soft_restart(0); } if (s3c24xx_reset_hook) @@ -28,5 +28,5 @@ arch_reset(char mode, const char *cmd) arch_wdt_reset(); /* we'll take a jump through zero as a poor second */ - cpu_reset(0); + soft_restart(0); } diff --git a/arch/arm/mach-s3c2410/include/mach/vmalloc.h b/arch/arm/mach-s3c2410/include/mach/vmalloc.h deleted file mode 100644 index 7a311e8dddba..000000000000 --- a/arch/arm/mach-s3c2410/include/mach/vmalloc.h +++ /dev/null @@ -1,20 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/vmalloc.h - * - * from arch/arm/mach-iop3xx/include/mach/vmalloc.h - * - * Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk> - * http://www.simtec.co.uk/products/SWLINUX/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * S3C2410 vmalloc definition -*/ - -#ifndef __ASM_ARCH_VMALLOC_H -#define __ASM_ARCH_VMALLOC_H - -#define VMALLOC_END 0xF6000000UL - -#endif /* __ASM_ARCH_VMALLOC_H */ diff --git a/arch/arm/mach-s3c64xx/include/mach/entry-macro.S b/arch/arm/mach-s3c64xx/include/mach/entry-macro.S index dd362604dcce..dc2bc15142ce 100644 --- a/arch/arm/mach-s3c64xx/include/mach/entry-macro.S +++ b/arch/arm/mach-s3c64xx/include/mach/entry-macro.S @@ -12,7 +12,8 @@ * warranty of any kind, whether express or implied. */ -#include <mach/map.h> -#include <mach/irqs.h> + .macro disable_fiq + .endm -#include <asm/entry-macro-vic2.S> + .macro arch_ret_to_user, tmp1, tmp2 + .endm diff --git a/arch/arm/mach-s3c64xx/include/mach/system.h b/arch/arm/mach-s3c64xx/include/mach/system.h index 2e58cb7a7147..d8ca5786ba25 100644 --- a/arch/arm/mach-s3c64xx/include/mach/system.h +++ b/arch/arm/mach-s3c64xx/include/mach/system.h @@ -24,7 +24,7 @@ static void arch_reset(char mode, const char *cmd) arch_wdt_reset(); /* if all else fails, or mode was for soft, jump to 0 */ - cpu_reset(0); + soft_restart(0); } #endif /* __ASM_ARCH_IRQ_H */ diff --git a/arch/arm/mach-s3c64xx/include/mach/vmalloc.h b/arch/arm/mach-s3c64xx/include/mach/vmalloc.h deleted file mode 100644 index 23f75e556a30..000000000000 --- a/arch/arm/mach-s3c64xx/include/mach/vmalloc.h +++ /dev/null @@ -1,20 +0,0 @@ -/* arch/arm/mach-s3c64xx/include/mach/vmalloc.h - * - * from arch/arm/mach-iop3xx/include/mach/vmalloc.h - * - * Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk> - * http://www.simtec.co.uk/products/SWLINUX/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * S3C6400 vmalloc definition -*/ - -#ifndef __ASM_ARCH_VMALLOC_H -#define __ASM_ARCH_VMALLOC_H - -#define VMALLOC_END 0xF6000000UL - -#endif /* __ASM_ARCH_VMALLOC_H */ diff --git a/arch/arm/mach-s3c64xx/mach-anw6410.c b/arch/arm/mach-s3c64xx/mach-anw6410.c index 8eba88e7209e..2bbc14d93428 100644 --- a/arch/arm/mach-s3c64xx/mach-anw6410.c +++ b/arch/arm/mach-s3c64xx/mach-anw6410.c @@ -30,6 +30,7 @@ #include <video/platform_lcd.h> +#include <asm/hardware/vic.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/irq.h> @@ -236,6 +237,7 @@ MACHINE_START(ANW6410, "A&W6410") .atag_offset = 0x100, .init_irq = s3c6410_init_irq, + .handle_irq = vic_handle_irq, .map_io = anw6410_map_io, .init_machine = anw6410_machine_init, .timer = &s3c24xx_timer, diff --git a/arch/arm/mach-s3c64xx/mach-crag6410.c b/arch/arm/mach-s3c64xx/mach-crag6410.c index d04b65448510..988ac2e48f08 100644 --- a/arch/arm/mach-s3c64xx/mach-crag6410.c +++ b/arch/arm/mach-s3c64xx/mach-crag6410.c @@ -37,6 +37,7 @@ #include <linux/mfd/wm831x/irq.h> #include <linux/mfd/wm831x/gpio.h> +#include <asm/hardware/vic.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> @@ -711,6 +712,7 @@ MACHINE_START(WLF_CRAGG_6410, "Wolfson Cragganmore 6410") /* Maintainer: Mark Brown <broonie@opensource.wolfsonmicro.com> */ .atag_offset = 0x100, .init_irq = s3c6410_init_irq, + .handle_irq = vic_handle_irq, .map_io = crag6410_map_io, .init_machine = crag6410_machine_init, .timer = &s3c24xx_timer, diff --git a/arch/arm/mach-s3c64xx/mach-hmt.c b/arch/arm/mach-s3c64xx/mach-hmt.c index 952f75ff5deb..c5955f301709 100644 --- a/arch/arm/mach-s3c64xx/mach-hmt.c +++ b/arch/arm/mach-s3c64xx/mach-hmt.c @@ -29,6 +29,7 @@ #include <mach/hardware.h> #include <mach/map.h> +#include <asm/hardware/vic.h> #include <asm/irq.h> #include <asm/mach-types.h> @@ -267,6 +268,7 @@ MACHINE_START(HMT, "Airgoo-HMT") /* Maintainer: Peter Korsgaard <jacmet@sunsite.dk> */ .atag_offset = 0x100, .init_irq = s3c6410_init_irq, + .handle_irq = vic_handle_irq, .map_io = hmt_map_io, .init_machine = hmt_machine_init, .timer = &s3c24xx_timer, diff --git a/arch/arm/mach-s3c64xx/mach-mini6410.c b/arch/arm/mach-s3c64xx/mach-mini6410.c index 1bc85c359498..4415c85e3f6f 100644 --- a/arch/arm/mach-s3c64xx/mach-mini6410.c +++ b/arch/arm/mach-s3c64xx/mach-mini6410.c @@ -24,6 +24,7 @@ #include <linux/serial_core.h> #include <linux/types.h> +#include <asm/hardware/vic.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> @@ -345,6 +346,7 @@ MACHINE_START(MINI6410, "MINI6410") /* Maintainer: Darius Augulis <augulis.darius@gmail.com> */ .atag_offset = 0x100, .init_irq = s3c6410_init_irq, + .handle_irq = vic_handle_irq, .map_io = mini6410_map_io, .init_machine = mini6410_machine_init, .timer = &s3c24xx_timer, diff --git a/arch/arm/mach-s3c64xx/mach-ncp.c b/arch/arm/mach-s3c64xx/mach-ncp.c index cb13cba98b3d..9b2c610eac2a 100644 --- a/arch/arm/mach-s3c64xx/mach-ncp.c +++ b/arch/arm/mach-s3c64xx/mach-ncp.c @@ -25,6 +25,7 @@ #include <video/platform_lcd.h> +#include <asm/hardware/vic.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/irq.h> @@ -99,6 +100,7 @@ MACHINE_START(NCP, "NCP") /* Maintainer: Samsung Electronics */ .atag_offset = 0x100, .init_irq = s3c6410_init_irq, + .handle_irq = vic_handle_irq, .map_io = ncp_map_io, .init_machine = ncp_machine_init, .timer = &s3c24xx_timer, diff --git a/arch/arm/mach-s3c64xx/mach-real6410.c b/arch/arm/mach-s3c64xx/mach-real6410.c index 87281e4b8471..dbab49f2713e 100644 --- a/arch/arm/mach-s3c64xx/mach-real6410.c +++ b/arch/arm/mach-s3c64xx/mach-real6410.c @@ -25,6 +25,7 @@ #include <linux/serial_core.h> #include <linux/types.h> +#include <asm/hardware/vic.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> @@ -326,6 +327,7 @@ MACHINE_START(REAL6410, "REAL6410") .atag_offset = 0x100, .init_irq = s3c6410_init_irq, + .handle_irq = vic_handle_irq, .map_io = real6410_map_io, .init_machine = real6410_machine_init, .timer = &s3c24xx_timer, diff --git a/arch/arm/mach-s3c64xx/mach-smartq5.c b/arch/arm/mach-s3c64xx/mach-smartq5.c index 94c831d88365..053945282652 100644 --- a/arch/arm/mach-s3c64xx/mach-smartq5.c +++ b/arch/arm/mach-s3c64xx/mach-smartq5.c @@ -17,6 +17,7 @@ #include <linux/leds.h> #include <linux/platform_device.h> +#include <asm/hardware/vic.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -148,6 +149,7 @@ MACHINE_START(SMARTQ5, "SmartQ 5") /* Maintainer: Maurus Cuelenaere <mcuelenaere AT gmail DOT com> */ .atag_offset = 0x100, .init_irq = s3c6410_init_irq, + .handle_irq = vic_handle_irq, .map_io = smartq_map_io, .init_machine = smartq5_machine_init, .timer = &s3c24xx_timer, diff --git a/arch/arm/mach-s3c64xx/mach-smartq7.c b/arch/arm/mach-s3c64xx/mach-smartq7.c index f112547ce80a..a58d1ba5cba2 100644 --- a/arch/arm/mach-s3c64xx/mach-smartq7.c +++ b/arch/arm/mach-s3c64xx/mach-smartq7.c @@ -17,6 +17,7 @@ #include <linux/leds.h> #include <linux/platform_device.h> +#include <asm/hardware/vic.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -164,6 +165,7 @@ MACHINE_START(SMARTQ7, "SmartQ 7") /* Maintainer: Maurus Cuelenaere <mcuelenaere AT gmail DOT com> */ .atag_offset = 0x100, .init_irq = s3c6410_init_irq, + .handle_irq = vic_handle_irq, .map_io = smartq_map_io, .init_machine = smartq7_machine_init, .timer = &s3c24xx_timer, diff --git a/arch/arm/mach-s3c64xx/mach-smdk6400.c b/arch/arm/mach-s3c64xx/mach-smdk6400.c index 73450c2b530a..be28a59e3f57 100644 --- a/arch/arm/mach-s3c64xx/mach-smdk6400.c +++ b/arch/arm/mach-s3c64xx/mach-smdk6400.c @@ -22,6 +22,7 @@ #include <asm/mach-types.h> +#include <asm/hardware/vic.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/irq.h> @@ -88,6 +89,7 @@ MACHINE_START(SMDK6400, "SMDK6400") .atag_offset = 0x100, .init_irq = s3c6400_init_irq, + .handle_irq = vic_handle_irq, .map_io = smdk6400_map_io, .init_machine = smdk6400_machine_init, .timer = &s3c24xx_timer, diff --git a/arch/arm/mach-s3c64xx/mach-smdk6410.c b/arch/arm/mach-s3c64xx/mach-smdk6410.c index 8bc8edd85e5a..08309155d087 100644 --- a/arch/arm/mach-s3c64xx/mach-smdk6410.c +++ b/arch/arm/mach-s3c64xx/mach-smdk6410.c @@ -43,6 +43,7 @@ #include <video/platform_lcd.h> +#include <asm/hardware/vic.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/irq.h> @@ -700,6 +701,7 @@ MACHINE_START(SMDK6410, "SMDK6410") .atag_offset = 0x100, .init_irq = s3c6410_init_irq, + .handle_irq = vic_handle_irq, .map_io = smdk6410_map_io, .init_machine = smdk6410_machine_init, .timer = &s3c24xx_timer, diff --git a/arch/arm/mach-s5p64x0/include/mach/entry-macro.S b/arch/arm/mach-s5p64x0/include/mach/entry-macro.S index 10b62b4f8211..fbb246d0a3df 100644 --- a/arch/arm/mach-s5p64x0/include/mach/entry-macro.S +++ b/arch/arm/mach-s5p64x0/include/mach/entry-macro.S @@ -10,7 +10,8 @@ * published by the Free Software Foundation. */ -#include <mach/map.h> -#include <plat/irqs.h> + .macro disable_fiq + .endm -#include <asm/entry-macro-vic2.S> + .macro arch_ret_to_user, tmp1, tmp2 + .endm diff --git a/arch/arm/mach-s5p64x0/include/mach/vmalloc.h b/arch/arm/mach-s5p64x0/include/mach/vmalloc.h deleted file mode 100644 index 38dcc71a03cc..000000000000 --- a/arch/arm/mach-s5p64x0/include/mach/vmalloc.h +++ /dev/null @@ -1,20 +0,0 @@ -/* linux/arch/arm/mach-s5p64x0/include/mach/vmalloc.h - * - * Copyright (c) 2010 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * Copyright 2010 Ben Dooks <ben-linux@fluff.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * S3C6400 vmalloc definition -*/ - -#ifndef __ASM_ARCH_VMALLOC_H -#define __ASM_ARCH_VMALLOC_H - -#define VMALLOC_END 0xF6000000UL - -#endif /* __ASM_ARCH_VMALLOC_H */ diff --git a/arch/arm/mach-s5p64x0/mach-smdk6440.c b/arch/arm/mach-s5p64x0/mach-smdk6440.c index 4a1250cd1356..c272c3f7d6de 100644 --- a/arch/arm/mach-s5p64x0/mach-smdk6440.c +++ b/arch/arm/mach-s5p64x0/mach-smdk6440.c @@ -27,6 +27,7 @@ #include <video/platform_lcd.h> +#include <asm/hardware/vic.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/irq.h> @@ -242,6 +243,7 @@ MACHINE_START(SMDK6440, "SMDK6440") .atag_offset = 0x100, .init_irq = s5p6440_init_irq, + .handle_irq = vic_handle_irq, .map_io = smdk6440_map_io, .init_machine = smdk6440_machine_init, .timer = &s5p_timer, diff --git a/arch/arm/mach-s5p64x0/mach-smdk6450.c b/arch/arm/mach-s5p64x0/mach-smdk6450.c index 0ab129ecf009..7a4700959616 100644 --- a/arch/arm/mach-s5p64x0/mach-smdk6450.c +++ b/arch/arm/mach-s5p64x0/mach-smdk6450.c @@ -27,6 +27,7 @@ #include <video/platform_lcd.h> +#include <asm/hardware/vic.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/irq.h> @@ -262,6 +263,7 @@ MACHINE_START(SMDK6450, "SMDK6450") .atag_offset = 0x100, .init_irq = s5p6450_init_irq, + .handle_irq = vic_handle_irq, .map_io = smdk6450_map_io, .init_machine = smdk6450_machine_init, .timer = &s5p_timer, diff --git a/arch/arm/mach-s5pc100/include/mach/entry-macro.S b/arch/arm/mach-s5pc100/include/mach/entry-macro.S index ba76af052c81..b8c242edfa22 100644 --- a/arch/arm/mach-s5pc100/include/mach/entry-macro.S +++ b/arch/arm/mach-s5pc100/include/mach/entry-macro.S @@ -12,39 +12,14 @@ * warranty of any kind, whether express or implied. */ -#include <asm/hardware/vic.h> -#include <mach/map.h> -#include <plat/irqs.h> - .macro disable_fiq .endm .macro get_irqnr_preamble, base, tmp - ldr \base, =VA_VIC0 .endm .macro arch_ret_to_user, tmp1, tmp2 .endm .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - - @ check the vic0 - mov \irqnr, # S5P_IRQ_OFFSET + 31 - ldr \irqstat, [ \base, # VIC_IRQ_STATUS ] - teq \irqstat, #0 - - @ otherwise try vic1 - addeq \tmp, \base, #(VA_VIC1 - VA_VIC0) - addeq \irqnr, \irqnr, #32 - ldreq \irqstat, [ \tmp, # VIC_IRQ_STATUS ] - teqeq \irqstat, #0 - - @ otherwise try vic2 - addeq \tmp, \base, #(VA_VIC2 - VA_VIC0) - addeq \irqnr, \irqnr, #32 - ldreq \irqstat, [ \tmp, # VIC_IRQ_STATUS ] - teqeq \irqstat, #0 - - clzne \irqstat, \irqstat - subne \irqnr, \irqnr, \irqstat .endm diff --git a/arch/arm/mach-s5pc100/include/mach/vmalloc.h b/arch/arm/mach-s5pc100/include/mach/vmalloc.h deleted file mode 100644 index 44c8e5726d9d..000000000000 --- a/arch/arm/mach-s5pc100/include/mach/vmalloc.h +++ /dev/null @@ -1,17 +0,0 @@ -/* arch/arm/mach-s5pc100/include/mach/vmalloc.h - * - * Copyright 2010 Ben Dooks <ben-linux@fluff.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * S3C6400 vmalloc definition -*/ - -#ifndef __ASM_ARCH_VMALLOC_H -#define __ASM_ARCH_VMALLOC_H - -#define VMALLOC_END 0xF6000000UL - -#endif /* __ASM_ARCH_VMALLOC_H */ diff --git a/arch/arm/mach-s5pc100/mach-smdkc100.c b/arch/arm/mach-s5pc100/mach-smdkc100.c index 26f5c91c9427..93ebe3a92d10 100644 --- a/arch/arm/mach-s5pc100/mach-smdkc100.c +++ b/arch/arm/mach-s5pc100/mach-smdkc100.c @@ -25,6 +25,7 @@ #include <linux/input.h> #include <linux/pwm_backlight.h> +#include <asm/hardware/vic.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> @@ -250,6 +251,7 @@ MACHINE_START(SMDKC100, "SMDKC100") /* Maintainer: Byungho Min <bhmin@samsung.com> */ .atag_offset = 0x100, .init_irq = s5pc100_init_irq, + .handle_irq = vic_handle_irq, .map_io = smdkc100_map_io, .init_machine = smdkc100_machine_init, .timer = &s3c24xx_timer, diff --git a/arch/arm/mach-s5pv210/include/mach/entry-macro.S b/arch/arm/mach-s5pv210/include/mach/entry-macro.S index 3aa41ac59f07..bebca1b5d0b1 100644 --- a/arch/arm/mach-s5pv210/include/mach/entry-macro.S +++ b/arch/arm/mach-s5pv210/include/mach/entry-macro.S @@ -10,45 +10,8 @@ * published by the Free Software Foundation. */ -#include <asm/hardware/vic.h> -#include <mach/map.h> -#include <plat/irqs.h> - .macro disable_fiq .endm - .macro get_irqnr_preamble, base, tmp - ldr \base, =VA_VIC0 - .endm - .macro arch_ret_to_user, tmp1, tmp2 .endm - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - - @ check the vic0 - mov \irqnr, # S5P_IRQ_OFFSET + 31 - ldr \irqstat, [ \base, # VIC_IRQ_STATUS ] - teq \irqstat, #0 - - @ otherwise try vic1 - addeq \tmp, \base, #(VA_VIC1 - VA_VIC0) - addeq \irqnr, \irqnr, #32 - ldreq \irqstat, [ \tmp, # VIC_IRQ_STATUS ] - teqeq \irqstat, #0 - - @ otherwise try vic2 - addeq \tmp, \base, #(VA_VIC2 - VA_VIC0) - addeq \irqnr, \irqnr, #32 - ldreq \irqstat, [ \tmp, # VIC_IRQ_STATUS ] - teqeq \irqstat, #0 - - @ otherwise try vic3 - addeq \tmp, \base, #(VA_VIC3 - VA_VIC0) - addeq \irqnr, \irqnr, #32 - ldreq \irqstat, [ \tmp, # VIC_IRQ_STATUS ] - teqeq \irqstat, #0 - - clzne \irqstat, \irqstat - subne \irqnr, \irqnr, \irqstat - .endm diff --git a/arch/arm/mach-s5pv210/include/mach/vmalloc.h b/arch/arm/mach-s5pv210/include/mach/vmalloc.h deleted file mode 100644 index a6c659d68a5d..000000000000 --- a/arch/arm/mach-s5pv210/include/mach/vmalloc.h +++ /dev/null @@ -1,22 +0,0 @@ -/* linux/arch/arm/mach-s5p6442/include/mach/vmalloc.h - * - * Copyright 2010 Ben Dooks <ben-linux@fluff.org> - * - * Copyright (c) 2010 Samsung Electronics Co., Ltd. - * http://www.samsung.com/ - * - * Based on arch/arm/mach-s5p6442/include/mach/vmalloc.h - * - * S5PV210 vmalloc definition - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#ifndef __ASM_ARCH_VMALLOC_H -#define __ASM_ARCH_VMALLOC_H __FILE__ - -#define VMALLOC_END 0xF6000000UL - -#endif /* __ASM_ARCH_VMALLOC_H */ diff --git a/arch/arm/mach-s5pv210/mach-aquila.c b/arch/arm/mach-s5pv210/mach-aquila.c index 5811a96125f0..71ca95604d63 100644 --- a/arch/arm/mach-s5pv210/mach-aquila.c +++ b/arch/arm/mach-s5pv210/mach-aquila.c @@ -22,6 +22,7 @@ #include <linux/input.h> #include <linux/gpio.h> +#include <asm/hardware/vic.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/setup.h> @@ -680,6 +681,7 @@ MACHINE_START(AQUILA, "Aquila") Kyungmin Park <kyungmin.park@samsung.com> */ .atag_offset = 0x100, .init_irq = s5pv210_init_irq, + .handle_irq = vic_handle_irq, .map_io = aquila_map_io, .init_machine = aquila_machine_init, .timer = &s5p_timer, diff --git a/arch/arm/mach-s5pv210/mach-goni.c b/arch/arm/mach-s5pv210/mach-goni.c index 15edcae448b9..448fd9ea96f2 100644 --- a/arch/arm/mach-s5pv210/mach-goni.c +++ b/arch/arm/mach-s5pv210/mach-goni.c @@ -27,6 +27,7 @@ #include <linux/gpio.h> #include <linux/interrupt.h> +#include <asm/hardware/vic.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/setup.h> @@ -956,6 +957,7 @@ MACHINE_START(GONI, "GONI") /* Maintainers: Kyungmin Park <kyungmin.park@samsung.com> */ .atag_offset = 0x100, .init_irq = s5pv210_init_irq, + .handle_irq = vic_handle_irq, .map_io = goni_map_io, .init_machine = goni_machine_init, .timer = &s5p_timer, diff --git a/arch/arm/mach-s5pv210/mach-smdkc110.c b/arch/arm/mach-s5pv210/mach-smdkc110.c index f7266bb0cac8..c2531ffc720b 100644 --- a/arch/arm/mach-s5pv210/mach-smdkc110.c +++ b/arch/arm/mach-s5pv210/mach-smdkc110.c @@ -15,6 +15,7 @@ #include <linux/i2c.h> #include <linux/sysdev.h> +#include <asm/hardware/vic.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/setup.h> @@ -138,6 +139,7 @@ MACHINE_START(SMDKC110, "SMDKC110") /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */ .atag_offset = 0x100, .init_irq = s5pv210_init_irq, + .handle_irq = vic_handle_irq, .map_io = smdkc110_map_io, .init_machine = smdkc110_machine_init, .timer = &s5p_timer, diff --git a/arch/arm/mach-s5pv210/mach-smdkv210.c b/arch/arm/mach-s5pv210/mach-smdkv210.c index a9106c392398..4ca77c41d499 100644 --- a/arch/arm/mach-s5pv210/mach-smdkv210.c +++ b/arch/arm/mach-s5pv210/mach-smdkv210.c @@ -20,6 +20,7 @@ #include <linux/delay.h> #include <linux/pwm_backlight.h> +#include <asm/hardware/vic.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/setup.h> @@ -315,6 +316,7 @@ MACHINE_START(SMDKV210, "SMDKV210") /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */ .atag_offset = 0x100, .init_irq = s5pv210_init_irq, + .handle_irq = vic_handle_irq, .map_io = smdkv210_map_io, .init_machine = smdkv210_machine_init, .timer = &s5p_timer, diff --git a/arch/arm/mach-s5pv210/mach-torbreck.c b/arch/arm/mach-s5pv210/mach-torbreck.c index 97cc066c5369..df70fcb34516 100644 --- a/arch/arm/mach-s5pv210/mach-torbreck.c +++ b/arch/arm/mach-s5pv210/mach-torbreck.c @@ -14,6 +14,7 @@ #include <linux/init.h> #include <linux/serial_core.h> +#include <asm/hardware/vic.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/setup.h> @@ -127,6 +128,7 @@ MACHINE_START(TORBRECK, "TORBRECK") /* Maintainer: Hyunchul Ko <ghcstop@gmail.com> */ .atag_offset = 0x100, .init_irq = s5pv210_init_irq, + .handle_irq = vic_handle_irq, .map_io = torbreck_map_io, .init_machine = torbreck_machine_init, .timer = &s5p_timer, diff --git a/arch/arm/mach-sa1100/include/mach/system.h b/arch/arm/mach-sa1100/include/mach/system.h index ba9da9f7f183..345d35b7450c 100644 --- a/arch/arm/mach-sa1100/include/mach/system.h +++ b/arch/arm/mach-sa1100/include/mach/system.h @@ -14,7 +14,7 @@ static inline void arch_reset(char mode, const char *cmd) { if (mode == 's') { /* Jump into ROM at address 0 */ - cpu_reset(0); + soft_restart(0); } else { /* Use on-chip reset capability */ RSRR = RSRR_SWR; diff --git a/arch/arm/mach-sa1100/include/mach/vmalloc.h b/arch/arm/mach-sa1100/include/mach/vmalloc.h deleted file mode 100644 index b3d002398480..000000000000 --- a/arch/arm/mach-sa1100/include/mach/vmalloc.h +++ /dev/null @@ -1,4 +0,0 @@ -/* - * arch/arm/mach-sa1100/include/mach/vmalloc.h - */ -#define VMALLOC_END (0xe8000000UL) diff --git a/arch/arm/mach-shark/core.c b/arch/arm/mach-shark/core.c index feda3ca7fc95..f4b25d875f3d 100644 --- a/arch/arm/mach-shark/core.c +++ b/arch/arm/mach-shark/core.c @@ -29,7 +29,6 @@ void arch_reset(char mode, const char *cmd) { short temp; - local_irq_disable(); /* Reset the Machine via pc[3] of the sequoia chipset */ outw(0x09,0x24); temp=inw(0x26); diff --git a/arch/arm/mach-shark/include/mach/vmalloc.h b/arch/arm/mach-shark/include/mach/vmalloc.h deleted file mode 100644 index b10df988526d..000000000000 --- a/arch/arm/mach-shark/include/mach/vmalloc.h +++ /dev/null @@ -1,4 +0,0 @@ -/* - * arch/arm/mach-shark/include/mach/vmalloc.h - */ -#define VMALLOC_END 0xd0000000UL diff --git a/arch/arm/mach-shmobile/Makefile b/arch/arm/mach-shmobile/Makefile index 737bdc631b0d..5ca1f9d66995 100644 --- a/arch/arm/mach-shmobile/Makefile +++ b/arch/arm/mach-shmobile/Makefile @@ -28,7 +28,6 @@ pfc-$(CONFIG_ARCH_SH73A0) += pfc-sh73a0.o obj-$(CONFIG_ARCH_SH7367) += entry-intc.o obj-$(CONFIG_ARCH_SH7377) += entry-intc.o obj-$(CONFIG_ARCH_SH7372) += entry-intc.o -obj-$(CONFIG_ARCH_SH73A0) += entry-gic.o # PM objects obj-$(CONFIG_SUSPEND) += suspend.o diff --git a/arch/arm/mach-shmobile/board-ag5evm.c b/arch/arm/mach-shmobile/board-ag5evm.c index b862e9f81e3e..202c3c6ec9d8 100644 --- a/arch/arm/mach-shmobile/board-ag5evm.c +++ b/arch/arm/mach-shmobile/board-ag5evm.c @@ -608,7 +608,7 @@ struct sys_timer ag5evm_timer = { MACHINE_START(AG5EVM, "ag5evm") .map_io = ag5evm_map_io, .init_irq = sh73a0_init_irq, - .handle_irq = shmobile_handle_irq_gic, + .handle_irq = gic_handle_irq, .init_machine = ag5evm_init, .timer = &ag5evm_timer, MACHINE_END diff --git a/arch/arm/mach-shmobile/board-kota2.c b/arch/arm/mach-shmobile/board-kota2.c index bd9a78424d6b..1b4439d3f9d5 100644 --- a/arch/arm/mach-shmobile/board-kota2.c +++ b/arch/arm/mach-shmobile/board-kota2.c @@ -448,7 +448,7 @@ struct sys_timer kota2_timer = { MACHINE_START(KOTA2, "kota2") .map_io = kota2_map_io, .init_irq = kota2_init_irq, - .handle_irq = shmobile_handle_irq_gic, + .handle_irq = gic_handle_irq, .init_machine = kota2_init, .timer = &kota2_timer, MACHINE_END diff --git a/arch/arm/mach-shmobile/entry-gic.S b/arch/arm/mach-shmobile/entry-gic.S deleted file mode 100644 index e20239b08c83..000000000000 --- a/arch/arm/mach-shmobile/entry-gic.S +++ /dev/null @@ -1,18 +0,0 @@ -/* - * ARM Interrupt demux handler using GIC - * - * Copyright (C) 2010 Magnus Damm - * Copyright (C) 2011 Paul Mundt - * Copyright (C) 2010 - 2011 Renesas Solutions Corp. - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <asm/assembler.h> -#include <asm/entry-macro-multi.S> -#include <asm/hardware/gic.h> -#include <asm/hardware/entry-macro-gic.S> - - arch_irq_handler shmobile_handle_irq_gic diff --git a/arch/arm/mach-shmobile/include/mach/common.h b/arch/arm/mach-shmobile/include/mach/common.h index 834bd6cd508f..4bf82c156771 100644 --- a/arch/arm/mach-shmobile/include/mach/common.h +++ b/arch/arm/mach-shmobile/include/mach/common.h @@ -7,7 +7,6 @@ extern void shmobile_secondary_vector(void); struct clk; extern int clk_init(void); extern void shmobile_handle_irq_intc(struct pt_regs *); -extern void shmobile_handle_irq_gic(struct pt_regs *); extern struct platform_suspend_ops shmobile_suspend_ops; struct cpuidle_driver; extern void (*shmobile_cpuidle_modes[])(void); diff --git a/arch/arm/mach-shmobile/include/mach/entry-macro.S b/arch/arm/mach-shmobile/include/mach/entry-macro.S index 8d4a416d4285..2a57b2964ee9 100644 --- a/arch/arm/mach-shmobile/include/mach/entry-macro.S +++ b/arch/arm/mach-shmobile/include/mach/entry-macro.S @@ -18,14 +18,5 @@ .macro disable_fiq .endm - .macro get_irqnr_preamble, base, tmp - .endm - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - .endm - - .macro test_for_ipi, irqnr, irqstat, base, tmp - .endm - .macro arch_ret_to_user, tmp1, tmp2 .endm diff --git a/arch/arm/mach-shmobile/include/mach/system.h b/arch/arm/mach-shmobile/include/mach/system.h index 76a687eeaa22..956ac18ddbf9 100644 --- a/arch/arm/mach-shmobile/include/mach/system.h +++ b/arch/arm/mach-shmobile/include/mach/system.h @@ -8,7 +8,7 @@ static inline void arch_idle(void) static inline void arch_reset(char mode, const char *cmd) { - cpu_reset(0); + soft_restart(0); } #endif diff --git a/arch/arm/mach-shmobile/include/mach/vmalloc.h b/arch/arm/mach-shmobile/include/mach/vmalloc.h deleted file mode 100644 index 2b8fd8b942fe..000000000000 --- a/arch/arm/mach-shmobile/include/mach/vmalloc.h +++ /dev/null @@ -1,7 +0,0 @@ -#ifndef __ASM_MACH_VMALLOC_H -#define __ASM_MACH_VMALLOC_H - -/* Vmalloc at ... - 0xe5ffffff */ -#define VMALLOC_END 0xe6000000UL - -#endif /* __ASM_MACH_VMALLOC_H */ diff --git a/arch/arm/mach-spear3xx/include/mach/entry-macro.S b/arch/arm/mach-spear3xx/include/mach/entry-macro.S index 53da4224ba3d..de3bb41c8e9e 100644 --- a/arch/arm/mach-spear3xx/include/mach/entry-macro.S +++ b/arch/arm/mach-spear3xx/include/mach/entry-macro.S @@ -11,35 +11,8 @@ * warranty of any kind, whether express or implied. */ -#include <asm/hardware/vic.h> -#include <mach/hardware.h> - .macro disable_fiq .endm - .macro get_irqnr_preamble, base, tmp - .endm - .macro arch_ret_to_user, tmp1, tmp2 .endm - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - ldr \base, =VA_SPEAR3XX_ML1_VIC_BASE - ldr \irqstat, [\base, #VIC_IRQ_STATUS] @ get status - teq \irqstat, #0 - beq 1001f @ this will set/reset - @ zero register - /* - * Following code will find bit position of least significang - * bit set in irqstat, using following equation - * least significant bit set in n = (n & ~(n-1)) - */ - sub \tmp, \irqstat, #1 @ tmp = irqstat - 1 - mvn \tmp, \tmp @ tmp = ~tmp - and \irqstat, \irqstat, \tmp @ irqstat &= tmp - /* Now, irqstat is = bit no. of 1st bit set in vic irq status */ - clz \tmp, \irqstat @ tmp = leading zeros - rsb \irqnr, \tmp, #0x1F @ irqnr = 32 - tmp - 1 - -1001: /* EQ will be set if no irqs pending */ - .endm diff --git a/arch/arm/mach-spear3xx/include/mach/vmalloc.h b/arch/arm/mach-spear3xx/include/mach/vmalloc.h deleted file mode 100644 index df977b3c9a63..000000000000 --- a/arch/arm/mach-spear3xx/include/mach/vmalloc.h +++ /dev/null @@ -1,19 +0,0 @@ -/* - * arch/arm/mach-spear3xx/include/mach/vmalloc.h - * - * Defining Vmalloc area for SPEAr3xx machine family - * - * Copyright (C) 2009 ST Microelectronics - * Viresh Kumar<viresh.kumar@st.com> - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#ifndef __MACH_VMALLOC_H -#define __MACH_VMALLOC_H - -#include <plat/vmalloc.h> - -#endif /* __MACH_VMALLOC_H */ diff --git a/arch/arm/mach-spear3xx/spear300_evb.c b/arch/arm/mach-spear3xx/spear300_evb.c index a5ff98eed1db..61068ba67923 100644 --- a/arch/arm/mach-spear3xx/spear300_evb.c +++ b/arch/arm/mach-spear3xx/spear300_evb.c @@ -11,6 +11,7 @@ * warranty of any kind, whether express or implied. */ +#include <asm/hardware/vic.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> #include <mach/generic.h> @@ -67,6 +68,7 @@ MACHINE_START(SPEAR300, "ST-SPEAR300-EVB") .atag_offset = 0x100, .map_io = spear3xx_map_io, .init_irq = spear3xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &spear3xx_timer, .init_machine = spear300_evb_init, MACHINE_END diff --git a/arch/arm/mach-spear3xx/spear310_evb.c b/arch/arm/mach-spear3xx/spear310_evb.c index 45d180d59362..7903abe92bf6 100644 --- a/arch/arm/mach-spear3xx/spear310_evb.c +++ b/arch/arm/mach-spear3xx/spear310_evb.c @@ -11,6 +11,7 @@ * warranty of any kind, whether express or implied. */ +#include <asm/hardware/vic.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> #include <mach/generic.h> @@ -73,6 +74,7 @@ MACHINE_START(SPEAR310, "ST-SPEAR310-EVB") .atag_offset = 0x100, .map_io = spear3xx_map_io, .init_irq = spear3xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &spear3xx_timer, .init_machine = spear310_evb_init, MACHINE_END diff --git a/arch/arm/mach-spear3xx/spear320_evb.c b/arch/arm/mach-spear3xx/spear320_evb.c index 22879848d73a..e9751f970933 100644 --- a/arch/arm/mach-spear3xx/spear320_evb.c +++ b/arch/arm/mach-spear3xx/spear320_evb.c @@ -11,6 +11,7 @@ * warranty of any kind, whether express or implied. */ +#include <asm/hardware/vic.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> #include <mach/generic.h> @@ -71,6 +72,7 @@ MACHINE_START(SPEAR320, "ST-SPEAR320-EVB") .atag_offset = 0x100, .map_io = spear3xx_map_io, .init_irq = spear3xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &spear3xx_timer, .init_machine = spear320_evb_init, MACHINE_END diff --git a/arch/arm/mach-spear6xx/include/mach/entry-macro.S b/arch/arm/mach-spear6xx/include/mach/entry-macro.S index 8a0b0ed7b203..d490a910d925 100644 --- a/arch/arm/mach-spear6xx/include/mach/entry-macro.S +++ b/arch/arm/mach-spear6xx/include/mach/entry-macro.S @@ -11,44 +11,8 @@ * warranty of any kind, whether express or implied. */ -#include <asm/hardware/vic.h> -#include <mach/hardware.h> - .macro disable_fiq .endm - .macro get_irqnr_preamble, base, tmp - .endm - .macro arch_ret_to_user, tmp1, tmp2 .endm - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - ldr \base, =VA_SPEAR6XX_CPU_VIC_PRI_BASE - ldr \irqstat, [\base, #VIC_IRQ_STATUS] @ get status - mov \irqnr, #0 - teq \irqstat, #0 - bne 1001f - ldr \base, =VA_SPEAR6XX_CPU_VIC_SEC_BASE - ldr \irqstat, [\base, #VIC_IRQ_STATUS] @ get status - teq \irqstat, #0 - beq 1002f @ this will set/reset - @ zero register - mov \irqnr, #32 -1001: - /* - * Following code will find bit position of least significang - * bit set in irqstat, using following equation - * least significant bit set in n = (n & ~(n-1)) - */ - sub \tmp, \irqstat, #1 @ tmp = irqstat - 1 - mvn \tmp, \tmp @ tmp = ~tmp - and \irqstat, \irqstat, \tmp @ irqstat &= tmp - /* Now, irqstat is = bit no. of 1st bit set in vic irq status */ - clz \tmp, \irqstat @ tmp = leading zeros - - rsb \tmp, \tmp, #0x1F @ tmp = 32 - tmp - 1 - add \irqnr, \irqnr, \tmp - -1002: /* EQ will be set if no irqs pending */ - .endm diff --git a/arch/arm/mach-spear6xx/include/mach/vmalloc.h b/arch/arm/mach-spear6xx/include/mach/vmalloc.h deleted file mode 100644 index 4a0b56cb2a91..000000000000 --- a/arch/arm/mach-spear6xx/include/mach/vmalloc.h +++ /dev/null @@ -1,19 +0,0 @@ -/* - * arch/arm/mach-spear6xx/include/mach/vmalloc.h - * - * Defining Vmalloc area for SPEAr6xx machine family - * - * Copyright (C) 2009 ST Microelectronics - * Rajeev Kumar<rajeev-dlh.kumar@st.com> - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#ifndef __MACH_VMALLOC_H -#define __MACH_VMALLOC_H - -#include <plat/vmalloc.h> - -#endif /* __MACH_VMALLOC_H */ diff --git a/arch/arm/mach-spear6xx/spear600_evb.c b/arch/arm/mach-spear6xx/spear600_evb.c index 8238fe38e713..ff139ed0a61e 100644 --- a/arch/arm/mach-spear6xx/spear600_evb.c +++ b/arch/arm/mach-spear6xx/spear600_evb.c @@ -11,6 +11,7 @@ * warranty of any kind, whether express or implied. */ +#include <asm/hardware/vic.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> #include <mach/generic.h> @@ -46,6 +47,7 @@ MACHINE_START(SPEAR600, "ST-SPEAR600-EVB") .atag_offset = 0x100, .map_io = spear6xx_map_io, .init_irq = spear6xx_init_irq, + .handle_irq = vic_handle_irq, .timer = &spear6xx_timer, .init_machine = spear600_evb_init, MACHINE_END diff --git a/arch/arm/mach-tegra/board-dt.c b/arch/arm/mach-tegra/board-dt.c index 74743ad3d2d3..f6f03ce340fc 100644 --- a/arch/arm/mach-tegra/board-dt.c +++ b/arch/arm/mach-tegra/board-dt.c @@ -32,6 +32,7 @@ #include <linux/i2c.h> #include <linux/i2c-tegra.h> +#include <asm/hardware/gic.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> @@ -130,6 +131,7 @@ DT_MACHINE_START(TEGRA_DT, "nVidia Tegra (Flattened Device Tree)") .map_io = tegra_map_common_io, .init_early = tegra_init_early, .init_irq = tegra_init_irq, + .handle_irq = gic_handle_irq, .timer = &tegra_timer, .init_machine = tegra_dt_init, .dt_compat = tegra_dt_board_compat, diff --git a/arch/arm/mach-tegra/board-harmony.c b/arch/arm/mach-tegra/board-harmony.c index f0bdc5e3fe52..fd190a8dc665 100644 --- a/arch/arm/mach-tegra/board-harmony.c +++ b/arch/arm/mach-tegra/board-harmony.c @@ -31,6 +31,7 @@ #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> +#include <asm/hardware/gic.h> #include <asm/setup.h> #include <mach/tegra_wm8903_pdata.h> @@ -187,6 +188,7 @@ MACHINE_START(HARMONY, "harmony") .map_io = tegra_map_common_io, .init_early = tegra_init_early, .init_irq = tegra_init_irq, + .handle_irq = gic_handle_irq, .timer = &tegra_timer, .init_machine = tegra_harmony_init, MACHINE_END diff --git a/arch/arm/mach-tegra/board-paz00.c b/arch/arm/mach-tegra/board-paz00.c index 55c55ba89f1e..0b7e1cfee70d 100644 --- a/arch/arm/mach-tegra/board-paz00.c +++ b/arch/arm/mach-tegra/board-paz00.c @@ -29,6 +29,7 @@ #include <linux/gpio.h> #include <linux/rfkill-gpio.h> +#include <asm/hardware/gic.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> @@ -190,6 +191,7 @@ MACHINE_START(PAZ00, "Toshiba AC100 / Dynabook AZ") .map_io = tegra_map_common_io, .init_early = tegra_init_early, .init_irq = tegra_init_irq, + .handle_irq = gic_handle_irq, .timer = &tegra_timer, .init_machine = tegra_paz00_init, MACHINE_END diff --git a/arch/arm/mach-tegra/board-seaboard.c b/arch/arm/mach-tegra/board-seaboard.c index bf13ea355efc..7328379b1356 100644 --- a/arch/arm/mach-tegra/board-seaboard.c +++ b/arch/arm/mach-tegra/board-seaboard.c @@ -34,6 +34,7 @@ #include <asm/mach-types.h> #include <asm/mach/arch.h> +#include <asm/hardware/gic.h> #include "board.h" #include "board-seaboard.h" @@ -284,6 +285,7 @@ MACHINE_START(SEABOARD, "seaboard") .map_io = tegra_map_common_io, .init_early = tegra_init_early, .init_irq = tegra_init_irq, + .handle_irq = gic_handle_irq, .timer = &tegra_timer, .init_machine = tegra_seaboard_init, MACHINE_END @@ -293,6 +295,7 @@ MACHINE_START(KAEN, "kaen") .map_io = tegra_map_common_io, .init_early = tegra_init_early, .init_irq = tegra_init_irq, + .handle_irq = gic_handle_irq, .timer = &tegra_timer, .init_machine = tegra_kaen_init, MACHINE_END @@ -302,6 +305,7 @@ MACHINE_START(WARIO, "wario") .map_io = tegra_map_common_io, .init_early = tegra_init_early, .init_irq = tegra_init_irq, + .handle_irq = gic_handle_irq, .timer = &tegra_timer, .init_machine = tegra_wario_init, MACHINE_END diff --git a/arch/arm/mach-tegra/board-trimslice.c b/arch/arm/mach-tegra/board-trimslice.c index 1a6617b7806f..60a36a2e0be1 100644 --- a/arch/arm/mach-tegra/board-trimslice.c +++ b/arch/arm/mach-tegra/board-trimslice.c @@ -26,6 +26,7 @@ #include <linux/i2c.h> #include <linux/gpio.h> +#include <asm/hardware/gic.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/setup.h> @@ -176,6 +177,7 @@ MACHINE_START(TRIMSLICE, "trimslice") .map_io = tegra_map_common_io, .init_early = tegra_init_early, .init_irq = tegra_init_irq, + .handle_irq = gic_handle_irq, .timer = &tegra_timer, .init_machine = tegra_trimslice_init, MACHINE_END diff --git a/arch/arm/mach-tegra/include/mach/entry-macro.S b/arch/arm/mach-tegra/include/mach/entry-macro.S index dd165c53889d..ac11262149c7 100644 --- a/arch/arm/mach-tegra/include/mach/entry-macro.S +++ b/arch/arm/mach-tegra/include/mach/entry-macro.S @@ -12,30 +12,15 @@ * GNU General Public License for more details. * */ -#include <mach/iomap.h> -#include <mach/io.h> - -#if defined(CONFIG_ARM_GIC) -#define HAVE_GET_IRQNR_PREAMBLE -#include <asm/hardware/entry-macro-gic.S> - - /* Uses the GIC interrupt controller built into the cpu */ -#define ICTRL_BASE (IO_CPU_VIRT + 0x100) .macro disable_fiq .endm - .macro get_irqnr_preamble, base, tmp - movw \base, #(ICTRL_BASE & 0x0000ffff) - movt \base, #((ICTRL_BASE & 0xffff0000) >> 16) + .macro arch_ret_to_user, tmp1, tmp2 .endm - .macro arch_ret_to_user, tmp1, tmp2 - .endm -#else +#if !defined(CONFIG_ARM_GIC) /* legacy interrupt controller for AP16 */ - .macro disable_fiq - .endm .macro get_irqnr_preamble, base, tmp @ enable imprecise aborts @@ -46,9 +31,6 @@ orr \base, #0x0000f000 .endm - .macro arch_ret_to_user, tmp1, tmp2 - .endm - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp ldr \irqnr, [\base, #0x20] @ EVT_IRQ_STS cmp \irqnr, #0x80 diff --git a/arch/arm/mach-tegra/include/mach/io.h b/arch/arm/mach-tegra/include/mach/io.h index 35a011fbc42d..f15defffb5d2 100644 --- a/arch/arm/mach-tegra/include/mach/io.h +++ b/arch/arm/mach-tegra/include/mach/io.h @@ -71,12 +71,6 @@ #ifndef __ASSEMBLER__ -#define __arch_ioremap tegra_ioremap -#define __arch_iounmap tegra_iounmap - -void __iomem *tegra_ioremap(unsigned long phys, size_t size, unsigned int type); -void tegra_iounmap(volatile void __iomem *addr); - #define IO_ADDRESS(n) (IO_TO_VIRT(n)) #ifdef CONFIG_TEGRA_PCI diff --git a/arch/arm/mach-tegra/include/mach/vmalloc.h b/arch/arm/mach-tegra/include/mach/vmalloc.h deleted file mode 100644 index fd6aa65b2dc6..000000000000 --- a/arch/arm/mach-tegra/include/mach/vmalloc.h +++ /dev/null @@ -1,28 +0,0 @@ -/* - * arch/arm/mach-tegra/include/mach/vmalloc.h - * - * Copyright (C) 2010 Google, Inc. - * - * Author: - * Colin Cross <ccross@google.com> - * Erik Gilling <konkers@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#ifndef __MACH_TEGRA_VMALLOC_H -#define __MACH_TEGRA_VMALLOC_H - -#include <asm/sizes.h> - -#define VMALLOC_END 0xFE000000UL - -#endif diff --git a/arch/arm/mach-tegra/io.c b/arch/arm/mach-tegra/io.c index 5489f8b5d6ad..d23ee2db2827 100644 --- a/arch/arm/mach-tegra/io.c +++ b/arch/arm/mach-tegra/io.c @@ -60,24 +60,3 @@ void __init tegra_map_common_io(void) { iotable_init(tegra_io_desc, ARRAY_SIZE(tegra_io_desc)); } - -/* - * Intercept ioremap() requests for addresses in our fixed mapping regions. - */ -void __iomem *tegra_ioremap(unsigned long p, size_t size, unsigned int type) -{ - void __iomem *v = IO_ADDRESS(p); - if (v == NULL) - v = __arm_ioremap(p, size, type); - return v; -} -EXPORT_SYMBOL(tegra_ioremap); - -void tegra_iounmap(volatile void __iomem *addr) -{ - unsigned long virt = (unsigned long)addr; - - if (virt >= VMALLOC_START && virt < VMALLOC_END) - __iounmap(addr); -} -EXPORT_SYMBOL(tegra_iounmap); diff --git a/arch/arm/mach-u300/include/mach/entry-macro.S b/arch/arm/mach-u300/include/mach/entry-macro.S index 20731ae39d38..7181d6ac6651 100644 --- a/arch/arm/mach-u300/include/mach/entry-macro.S +++ b/arch/arm/mach-u300/include/mach/entry-macro.S @@ -8,33 +8,9 @@ * Low-level IRQ helper macros for ST-Ericsson U300 * Author: Linus Walleij <linus.walleij@stericsson.com> */ -#include <mach/hardware.h> -#include <asm/hardware/vic.h> .macro disable_fiq .endm - .macro get_irqnr_preamble, base, tmp - .endm - .macro arch_ret_to_user, tmp1, tmp2 .endm - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - ldr \base, = U300_AHB_PER_VIRT_BASE-U300_AHB_PER_PHYS_BASE+U300_INTCON0_BASE - ldr \irqstat, [\base, #VIC_IRQ_STATUS] @ get masked status - mov \irqnr, #0 - teq \irqstat, #0 - bne 1002f -1001: ldr \base, = U300_AHB_PER_VIRT_BASE-U300_AHB_PER_PHYS_BASE+U300_INTCON1_BASE - ldr \irqstat, [\base, #VIC_IRQ_STATUS] @ get masked status - mov \irqnr, #32 - teq \irqstat, #0 - beq 1003f -1002: tst \irqstat, #1 - bne 1003f - add \irqnr, \irqnr, #1 - movs \irqstat, \irqstat, lsr #1 - bne 1002b -1003: /* EQ will be set if no irqs pending */ - .endm diff --git a/arch/arm/mach-u300/include/mach/system.h b/arch/arm/mach-u300/include/mach/system.h index 8daf13634ce0..6b6fef7a438c 100644 --- a/arch/arm/mach-u300/include/mach/system.h +++ b/arch/arm/mach-u300/include/mach/system.h @@ -27,8 +27,6 @@ static void arch_reset(char mode, const char *cmd) case 's': case 'h': printk(KERN_CRIT "RESET: shutting down/rebooting system\n"); - /* Disable interrupts */ - local_irq_disable(); #ifdef CONFIG_COH901327_WATCHDOG coh901327_watchdog_reset(); #endif diff --git a/arch/arm/mach-u300/include/mach/vmalloc.h b/arch/arm/mach-u300/include/mach/vmalloc.h deleted file mode 100644 index ec423b92b81d..000000000000 --- a/arch/arm/mach-u300/include/mach/vmalloc.h +++ /dev/null @@ -1,12 +0,0 @@ -/* - * - * arch/arm/mach-u300/include/mach/vmalloc.h - * - * - * Copyright (C) 2006-2009 ST-Ericsson AB - * License terms: GNU General Public License (GPL) version 2 - * Virtual memory allocations - * End must be above the I/O registers and on an even 2MiB boundary. - * Author: Linus Walleij <linus.walleij@stericsson.com> - */ -#define VMALLOC_END 0xfe800000UL diff --git a/arch/arm/mach-u300/u300.c b/arch/arm/mach-u300/u300.c index 89422ee7f3a8..4a4fd334eb6e 100644 --- a/arch/arm/mach-u300/u300.c +++ b/arch/arm/mach-u300/u300.c @@ -19,6 +19,7 @@ #include <linux/io.h> #include <mach/hardware.h> #include <mach/platform.h> +#include <asm/hardware/vic.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/memory.h> @@ -49,6 +50,7 @@ MACHINE_START(U300, MACH_U300_STRING) .atag_offset = BOOT_PARAMS_OFFSET, .map_io = u300_map_io, .init_irq = u300_init_irq, + .handle_irq = vic_handle_irq, .timer = &u300_timer, .init_machine = u300_init_machine, MACHINE_END diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c index bdd7b80dd7ad..de1f5f8f7330 100644 --- a/arch/arm/mach-ux500/board-mop500.c +++ b/arch/arm/mach-ux500/board-mop500.c @@ -33,6 +33,7 @@ #include <linux/leds.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> +#include <asm/hardware/gic.h> #include <plat/i2c.h> #include <plat/ste_dma40.h> @@ -695,6 +696,7 @@ MACHINE_START(U8500, "ST-Ericsson MOP500 platform") .init_irq = ux500_init_irq, /* we re-use nomadik timer here */ .timer = &ux500_timer, + .handle_irq = gic_handle_irq, .init_machine = mop500_init_machine, MACHINE_END @@ -703,6 +705,7 @@ MACHINE_START(HREFV60, "ST-Ericsson U8500 Platform HREFv60+") .map_io = u8500_map_io, .init_irq = ux500_init_irq, .timer = &ux500_timer, + .handle_irq = gic_handle_irq, .init_machine = hrefv60_init_machine, MACHINE_END @@ -712,5 +715,6 @@ MACHINE_START(SNOWBALL, "Calao Systems Snowball platform") .init_irq = ux500_init_irq, /* we re-use nomadik timer here */ .timer = &ux500_timer, + .handle_irq = gic_handle_irq, .init_machine = snowball_init_machine, MACHINE_END diff --git a/arch/arm/mach-ux500/board-u5500.c b/arch/arm/mach-ux500/board-u5500.c index 82025ba70c03..fe1569b67c91 100644 --- a/arch/arm/mach-ux500/board-u5500.c +++ b/arch/arm/mach-ux500/board-u5500.c @@ -12,6 +12,7 @@ #include <linux/i2c.h> #include <linux/mfd/ab5500/ab5500.h> +#include <asm/hardware/gic.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> @@ -149,5 +150,6 @@ MACHINE_START(U5500, "ST-Ericsson U5500 Platform") .map_io = u5500_map_io, .init_irq = ux500_init_irq, .timer = &ux500_timer, + .handle_irq = gic_handle_irq, .init_machine = u5500_init_machine, MACHINE_END diff --git a/arch/arm/mach-ux500/include/mach/entry-macro.S b/arch/arm/mach-ux500/include/mach/entry-macro.S index 071bba94f727..e16299e1020a 100644 --- a/arch/arm/mach-ux500/include/mach/entry-macro.S +++ b/arch/arm/mach-ux500/include/mach/entry-macro.S @@ -10,8 +10,6 @@ * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ -#include <mach/hardware.h> -#include <asm/hardware/entry-macro-gic.S> .macro disable_fiq .endm diff --git a/arch/arm/mach-ux500/include/mach/vmalloc.h b/arch/arm/mach-ux500/include/mach/vmalloc.h deleted file mode 100644 index a4945cb41172..000000000000 --- a/arch/arm/mach-ux500/include/mach/vmalloc.h +++ /dev/null @@ -1,18 +0,0 @@ -/* - * Copyright (C) 2009 ST-Ericsson - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#define VMALLOC_END 0xf0000000UL diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c index e340a54251df..4d8dfc15f3e6 100644 --- a/arch/arm/mach-versatile/core.c +++ b/arch/arm/mach-versatile/core.c @@ -141,11 +141,6 @@ static struct map_desc versatile_io_desc[] __initdata = { }, #ifdef CONFIG_MACH_VERSATILE_AB { - .virtual = IO_ADDRESS(VERSATILE_GPIO0_BASE), - .pfn = __phys_to_pfn(VERSATILE_GPIO0_BASE), - .length = SZ_4K, - .type = MT_DEVICE - }, { .virtual = IO_ADDRESS(VERSATILE_IB2_BASE), .pfn = __phys_to_pfn(VERSATILE_IB2_BASE), .length = SZ_64M, diff --git a/arch/arm/mach-versatile/include/mach/entry-macro.S b/arch/arm/mach-versatile/include/mach/entry-macro.S index e6f7c1663160..b6f0dbf122ee 100644 --- a/arch/arm/mach-versatile/include/mach/entry-macro.S +++ b/arch/arm/mach-versatile/include/mach/entry-macro.S @@ -7,39 +7,9 @@ * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ -#include <mach/hardware.h> -#include <mach/platform.h> -#include <asm/hardware/vic.h> .macro disable_fiq .endm - .macro get_irqnr_preamble, base, tmp - ldr \base, =IO_ADDRESS(VERSATILE_VIC_BASE) - .endm - .macro arch_ret_to_user, tmp1, tmp2 .endm - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - ldr \irqstat, [\base, #VIC_IRQ_STATUS] @ get masked status - mov \irqnr, #0 - teq \irqstat, #0 - beq 1003f - -1001: tst \irqstat, #15 - bne 1002f - add \irqnr, \irqnr, #4 - movs \irqstat, \irqstat, lsr #4 - bne 1001b -1002: tst \irqstat, #1 - bne 1003f - add \irqnr, \irqnr, #1 - movs \irqstat, \irqstat, lsr #1 - bne 1002b -1003: /* EQ will be set if no irqs pending */ - -@ clz \irqnr, \irqstat -@1003: /* EQ will be set if we reach MAXIRQNUM */ - .endm - diff --git a/arch/arm/mach-versatile/include/mach/vmalloc.h b/arch/arm/mach-versatile/include/mach/vmalloc.h deleted file mode 100644 index 7d8e069ad51b..000000000000 --- a/arch/arm/mach-versatile/include/mach/vmalloc.h +++ /dev/null @@ -1,21 +0,0 @@ -/* - * arch/arm/mach-versatile/include/mach/vmalloc.h - * - * Copyright (C) 2003 ARM Limited - * Copyright (C) 2000 Russell King. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#define VMALLOC_END 0xd8000000UL diff --git a/arch/arm/mach-versatile/versatile_ab.c b/arch/arm/mach-versatile/versatile_ab.c index fda4866703cd..c83a1f379f7a 100644 --- a/arch/arm/mach-versatile/versatile_ab.c +++ b/arch/arm/mach-versatile/versatile_ab.c @@ -27,6 +27,7 @@ #include <mach/hardware.h> #include <asm/irq.h> +#include <asm/hardware/vic.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -39,6 +40,7 @@ MACHINE_START(VERSATILE_AB, "ARM-Versatile AB") .map_io = versatile_map_io, .init_early = versatile_init_early, .init_irq = versatile_init_irq, + .handle_irq = vic_handle_irq, .timer = &versatile_timer, .init_machine = versatile_init, MACHINE_END diff --git a/arch/arm/mach-versatile/versatile_dt.c b/arch/arm/mach-versatile/versatile_dt.c index 54e037c090f5..f4d1e0f072c8 100644 --- a/arch/arm/mach-versatile/versatile_dt.c +++ b/arch/arm/mach-versatile/versatile_dt.c @@ -24,6 +24,7 @@ #include <linux/init.h> #include <linux/of_irq.h> #include <linux/of_platform.h> +#include <asm/hardware/vic.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -45,6 +46,7 @@ DT_MACHINE_START(VERSATILE_PB, "ARM-Versatile (Device Tree Support)") .map_io = versatile_map_io, .init_early = versatile_init_early, .init_irq = versatile_init_irq, + .handle_irq = vic_handle_irq, .timer = &versatile_timer, .init_machine = versatile_dt_init, .dt_compat = versatile_dt_match, diff --git a/arch/arm/mach-versatile/versatile_pb.c b/arch/arm/mach-versatile/versatile_pb.c index feaf9cbe60f6..4d31eeb6c101 100644 --- a/arch/arm/mach-versatile/versatile_pb.c +++ b/arch/arm/mach-versatile/versatile_pb.c @@ -28,6 +28,7 @@ #include <linux/io.h> #include <mach/hardware.h> +#include <asm/hardware/vic.h> #include <asm/irq.h> #include <asm/mach-types.h> @@ -107,6 +108,7 @@ MACHINE_START(VERSATILE_PB, "ARM-Versatile PB") .map_io = versatile_map_io, .init_early = versatile_init_early, .init_irq = versatile_init_irq, + .handle_irq = vic_handle_irq, .timer = &versatile_timer, .init_machine = versatile_pb_init, MACHINE_END diff --git a/arch/arm/mach-vexpress/include/mach/entry-macro.S b/arch/arm/mach-vexpress/include/mach/entry-macro.S index 73c11297509e..a14f9e62ca92 100644 --- a/arch/arm/mach-vexpress/include/mach/entry-macro.S +++ b/arch/arm/mach-vexpress/include/mach/entry-macro.S @@ -1,5 +1,3 @@ -#include <asm/hardware/entry-macro-gic.S> - .macro disable_fiq .endm diff --git a/arch/arm/mach-vexpress/include/mach/vmalloc.h b/arch/arm/mach-vexpress/include/mach/vmalloc.h deleted file mode 100644 index f43a36ef678b..000000000000 --- a/arch/arm/mach-vexpress/include/mach/vmalloc.h +++ /dev/null @@ -1,21 +0,0 @@ -/* - * arch/arm/mach-vexpress/include/mach/vmalloc.h - * - * Copyright (C) 2003 ARM Limited - * Copyright (C) 2000 Russell King. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#define VMALLOC_END 0xf8000000UL diff --git a/arch/arm/mach-vexpress/v2m.c b/arch/arm/mach-vexpress/v2m.c index 1fafc3244607..7aa07a8ce232 100644 --- a/arch/arm/mach-vexpress/v2m.c +++ b/arch/arm/mach-vexpress/v2m.c @@ -23,6 +23,7 @@ #include <asm/hardware/arm_timer.h> #include <asm/hardware/timer-sp.h> #include <asm/hardware/sp810.h> +#include <asm/hardware/gic.h> #include <mach/ct-ca9x4.h> #include <mach/motherboard.h> @@ -448,5 +449,6 @@ MACHINE_START(VEXPRESS, "ARM-Versatile Express") .init_early = v2m_init_early, .init_irq = v2m_init_irq, .timer = &v2m_timer, + .handle_irq = gic_handle_irq, .init_machine = v2m_init, MACHINE_END diff --git a/arch/arm/mach-vt8500/include/mach/vmalloc.h b/arch/arm/mach-vt8500/include/mach/vmalloc.h deleted file mode 100644 index 4642290ce416..000000000000 --- a/arch/arm/mach-vt8500/include/mach/vmalloc.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * arch/arm/mach-vt8500/include/mach/vmalloc.h - * - * Copyright (C) 2000 Russell King. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#define VMALLOC_END 0xd0000000UL diff --git a/arch/arm/mach-w90x900/include/mach/system.h b/arch/arm/mach-w90x900/include/mach/system.h index ce228bdc66dd..68875a1c16be 100644 --- a/arch/arm/mach-w90x900/include/mach/system.h +++ b/arch/arm/mach-w90x900/include/mach/system.h @@ -33,7 +33,7 @@ static void arch_reset(char mode, const char *cmd) { if (mode == 's') { /* Jump into ROM at address 0 */ - cpu_reset(0); + soft_restart(0); } else { __raw_writel(WTE | WTRE | WTCLK, WTCR); } diff --git a/arch/arm/mach-w90x900/include/mach/vmalloc.h b/arch/arm/mach-w90x900/include/mach/vmalloc.h deleted file mode 100644 index b067e44500a4..000000000000 --- a/arch/arm/mach-w90x900/include/mach/vmalloc.h +++ /dev/null @@ -1,23 +0,0 @@ -/* - * arch/arm/mach-w90x900/include/mach/vmalloc.h - * - * Copyright (c) 2008 Nuvoton technology corporation - * All rights reserved. - * - * Wan ZongShun <mcuos.com@gmail.com> - * - * Based on arch/arm/mach-s3c2410/include/mach/vmalloc.h - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - */ - -#ifndef __ASM_ARCH_VMALLOC_H -#define __ASM_ARCH_VMALLOC_H - -#define VMALLOC_END (0xe0000000UL) - -#endif /* __ASM_ARCH_VMALLOC_H */ diff --git a/arch/arm/mach-w90x900/irq.c b/arch/arm/mach-w90x900/irq.c index 7bf143c443f1..b466e2450ba3 100644 --- a/arch/arm/mach-w90x900/irq.c +++ b/arch/arm/mach-w90x900/irq.c @@ -28,6 +28,8 @@ #include <mach/hardware.h> #include <mach/regs-irq.h> +#include "nuc9xx.h" + struct group_irq { unsigned long gpen; unsigned int enabled; diff --git a/arch/arm/mach-w90x900/nuc910.h b/arch/arm/mach-w90x900/nuc910.h index 83e9ba5fc26c..b14c71a9e683 100644 --- a/arch/arm/mach-w90x900/nuc910.h +++ b/arch/arm/mach-w90x900/nuc910.h @@ -12,14 +12,7 @@ * published by the Free Software Foundation. * */ - -struct map_desc; -struct sys_timer; - -/* core initialisation functions */ - -extern void nuc900_init_irq(void); -extern struct sys_timer nuc900_timer; +#include "nuc9xx.h" /* extern file from nuc910.c */ diff --git a/arch/arm/mach-w90x900/nuc950.h b/arch/arm/mach-w90x900/nuc950.h index 98a1148bc5ae..6e9de3051cd4 100644 --- a/arch/arm/mach-w90x900/nuc950.h +++ b/arch/arm/mach-w90x900/nuc950.h @@ -12,14 +12,7 @@ * published by the Free Software Foundation. * */ - -struct map_desc; -struct sys_timer; - -/* core initialisation functions */ - -extern void nuc900_init_irq(void); -extern struct sys_timer nuc900_timer; +#include "nuc9xx.h" /* extern file from nuc950.c */ diff --git a/arch/arm/mach-w90x900/nuc960.h b/arch/arm/mach-w90x900/nuc960.h index f0c07cbe3a82..9f6df9a00286 100644 --- a/arch/arm/mach-w90x900/nuc960.h +++ b/arch/arm/mach-w90x900/nuc960.h @@ -12,14 +12,7 @@ * published by the Free Software Foundation. * */ - -struct map_desc; -struct sys_timer; - -/* core initialisation functions */ - -extern void nuc900_init_irq(void); -extern struct sys_timer nuc900_timer; +#include "nuc9xx.h" /* extern file from nuc960.c */ diff --git a/arch/arm/mach-w90x900/nuc9xx.h b/arch/arm/mach-w90x900/nuc9xx.h new file mode 100644 index 000000000000..847c4f3e0440 --- /dev/null +++ b/arch/arm/mach-w90x900/nuc9xx.h @@ -0,0 +1,23 @@ +/* + * arch/arm/mach-w90x900/nuc9xx.h + * + * Copied from nuc910.h, which had: + * + * Copyright (c) 2008 Nuvoton corporation + * + * Header file for NUC900 CPU support + * + * Wan ZongShun <mcuos.com@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ +struct map_desc; +struct sys_timer; + +/* core initialisation functions */ + +extern void nuc900_init_irq(void); +extern struct sys_timer nuc900_timer; diff --git a/arch/arm/mach-w90x900/time.c b/arch/arm/mach-w90x900/time.c index a2c4e2d0a0d4..fa27c498ac09 100644 --- a/arch/arm/mach-w90x900/time.c +++ b/arch/arm/mach-w90x900/time.c @@ -33,6 +33,8 @@ #include <mach/map.h> #include <mach/regs-timer.h> +#include "nuc9xx.h" + #define RESETINT 0x1f #define PERIOD (0x01 << 27) #define ONESHOT (0x00 << 27) diff --git a/arch/arm/mach-zynq/common.c b/arch/arm/mach-zynq/common.c index 73e93687b81a..ab5cfddc0d7b 100644 --- a/arch/arm/mach-zynq/common.c +++ b/arch/arm/mach-zynq/common.c @@ -112,6 +112,7 @@ static const char *xilinx_dt_match[] = { MACHINE_START(XILINX_EP107, "Xilinx Zynq Platform") .map_io = xilinx_map_io, .init_irq = xilinx_irq_init, + .handle_irq = gic_handle_irq, .init_machine = xilinx_init_machine, .timer = &xttcpss_sys_timer, .dt_compat = xilinx_dt_match, diff --git a/arch/arm/mach-zynq/include/mach/entry-macro.S b/arch/arm/mach-zynq/include/mach/entry-macro.S index 3cfc01b37461..d621fb732569 100644 --- a/arch/arm/mach-zynq/include/mach/entry-macro.S +++ b/arch/arm/mach-zynq/include/mach/entry-macro.S @@ -20,9 +20,6 @@ * GNU General Public License for more details. */ -#include <mach/hardware.h> -#include <asm/hardware/entry-macro-gic.S> - .macro disable_fiq .endm diff --git a/arch/arm/mach-zynq/include/mach/vmalloc.h b/arch/arm/mach-zynq/include/mach/vmalloc.h deleted file mode 100644 index 2398eff1e8b8..000000000000 --- a/arch/arm/mach-zynq/include/mach/vmalloc.h +++ /dev/null @@ -1,20 +0,0 @@ -/* arch/arm/mach-zynq/include/mach/vmalloc.h - * - * Copyright (C) 2011 Xilinx - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#ifndef __MACH_VMALLOC_H__ -#define __MACH_VMALLOC_H__ - -#define VMALLOC_END 0xE0000000UL - -#endif diff --git a/arch/arm/mm/idmap.c b/arch/arm/mm/idmap.c index 2be9139a4ef3..296ad2eaddb0 100644 --- a/arch/arm/mm/idmap.c +++ b/arch/arm/mm/idmap.c @@ -78,7 +78,7 @@ void identity_mapping_del(pgd_t *pgd, unsigned long addr, unsigned long end) * the user-mode pages. This will then ensure that we have predictable * results when turning the mmu off */ -void setup_mm_for_reboot(char mode) +void setup_mm_for_reboot(void) { /* * We need to access to user-mode page tables here. For kernel threads diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index fbdd12ea3a58..786adddf1a86 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -20,7 +20,6 @@ #include <linux/highmem.h> #include <linux/gfp.h> #include <linux/memblock.h> -#include <linux/sort.h> #include <asm/mach-types.h> #include <asm/prom.h> @@ -134,30 +133,18 @@ void show_mem(unsigned int filter) } static void __init find_limits(unsigned long *min, unsigned long *max_low, - unsigned long *max_high) + unsigned long *max_high) { struct meminfo *mi = &meminfo; int i; - *min = -1UL; - *max_low = *max_high = 0; - - for_each_bank (i, mi) { - struct membank *bank = &mi->bank[i]; - unsigned long start, end; - - start = bank_pfn_start(bank); - end = bank_pfn_end(bank); - - if (*min > start) - *min = start; - if (*max_high < end) - *max_high = end; - if (bank->highmem) - continue; - if (*max_low < end) - *max_low = end; - } + /* This assumes the meminfo array is properly sorted */ + *min = bank_pfn_start(&mi->bank[0]); + for_each_bank (i, mi) + if (mi->bank[i].highmem) + break; + *max_low = bank_pfn_end(&mi->bank[i - 1]); + *max_high = bank_pfn_end(&mi->bank[mi->nr_banks - 1]); } static void __init arm_bootmem_init(unsigned long start_pfn, @@ -319,19 +306,10 @@ static void arm_memory_present(void) } #endif -static int __init meminfo_cmp(const void *_a, const void *_b) -{ - const struct membank *a = _a, *b = _b; - long cmp = bank_pfn_start(a) - bank_pfn_start(b); - return cmp < 0 ? -1 : cmp > 0 ? 1 : 0; -} - void __init arm_memblock_init(struct meminfo *mi, struct machine_desc *mdesc) { int i; - sort(&meminfo.bank, meminfo.nr_banks, sizeof(meminfo.bank[0]), meminfo_cmp, NULL); - memblock_init(); for (i = 0; i < mi->nr_banks; i++) memblock_add(mi->bank[i].start, mi->bank[i].size); @@ -403,8 +381,6 @@ void __init bootmem_init(void) */ arm_bootmem_free(min, max_low, max_high); - high_memory = __va(((phys_addr_t)max_low << PAGE_SHIFT) - 1) + 1; - /* * This doesn't seem to be used by the Linux memory manager any * more, but is used by ll_rw_block. If we can get rid of it, we diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c index bdb248c4f55c..12c7ad215ce7 100644 --- a/arch/arm/mm/ioremap.c +++ b/arch/arm/mm/ioremap.c @@ -36,12 +36,6 @@ #include <asm/mach/map.h> #include "mm.h" -/* - * Used by ioremap() and iounmap() code to mark (super)section-mapped - * I/O regions in vm_struct->flags field. - */ -#define VM_ARM_SECTION_MAPPING 0x80000000 - int ioremap_page(unsigned long virt, unsigned long phys, const struct mem_type *mtype) { @@ -201,12 +195,6 @@ void __iomem * __arm_ioremap_pfn_caller(unsigned long pfn, if (pfn >= 0x100000 && (__pfn_to_phys(pfn) & ~SUPERSECTION_MASK)) return NULL; - /* - * Don't allow RAM to be mapped - this causes problems with ARMv6+ - */ - if (WARN_ON(pfn_valid(pfn))) - return NULL; - type = get_mem_type(mtype); if (!type) return NULL; @@ -216,6 +204,34 @@ void __iomem * __arm_ioremap_pfn_caller(unsigned long pfn, */ size = PAGE_ALIGN(offset + size); + /* + * Try to reuse one of the static mapping whenever possible. + */ + read_lock(&vmlist_lock); + for (area = vmlist; area; area = area->next) { + if (!size || (sizeof(phys_addr_t) == 4 && pfn >= 0x100000)) + break; + if (!(area->flags & VM_ARM_STATIC_MAPPING)) + continue; + if ((area->flags & VM_ARM_MTYPE_MASK) != VM_ARM_MTYPE(mtype)) + continue; + if (__phys_to_pfn(area->phys_addr) > pfn || + __pfn_to_phys(pfn) + size-1 > area->phys_addr + area->size-1) + continue; + /* we can drop the lock here as we know *area is static */ + read_unlock(&vmlist_lock); + addr = (unsigned long)area->addr; + addr += __pfn_to_phys(pfn) - area->phys_addr; + return (void __iomem *) (offset + addr); + } + read_unlock(&vmlist_lock); + + /* + * Don't allow RAM to be mapped - this causes problems with ARMv6+ + */ + if (WARN_ON(pfn_valid(pfn))) + return NULL; + area = get_vm_area_caller(size, VM_IOREMAP, caller); if (!area) return NULL; @@ -313,28 +329,34 @@ __arm_ioremap_exec(unsigned long phys_addr, size_t size, bool cached) void __iounmap(volatile void __iomem *io_addr) { void *addr = (void *)(PAGE_MASK & (unsigned long)io_addr); -#ifndef CONFIG_SMP - struct vm_struct **p, *tmp; + struct vm_struct *vm; - /* - * If this is a section based mapping we need to handle it - * specially as the VM subsystem does not know how to handle - * such a beast. We need the lock here b/c we need to clear - * all the mappings before the area can be reclaimed - * by someone else. - */ - write_lock(&vmlist_lock); - for (p = &vmlist ; (tmp = *p) ; p = &tmp->next) { - if ((tmp->flags & VM_IOREMAP) && (tmp->addr == addr)) { - if (tmp->flags & VM_ARM_SECTION_MAPPING) { - unmap_area_sections((unsigned long)tmp->addr, - tmp->size); - } + read_lock(&vmlist_lock); + for (vm = vmlist; vm; vm = vm->next) { + if (vm->addr > addr) + break; + if (!(vm->flags & VM_IOREMAP)) + continue; + /* If this is a static mapping we must leave it alone */ + if ((vm->flags & VM_ARM_STATIC_MAPPING) && + (vm->addr <= addr) && (vm->addr + vm->size > addr)) { + read_unlock(&vmlist_lock); + return; + } +#ifndef CONFIG_SMP + /* + * If this is a section based mapping we need to handle it + * specially as the VM subsystem does not know how to handle + * such a beast. + */ + if ((vm->addr == addr) && + (vm->flags & VM_ARM_SECTION_MAPPING)) { + unmap_area_sections((unsigned long)vm->addr, vm->size); break; } - } - write_unlock(&vmlist_lock); #endif + } + read_unlock(&vmlist_lock); vunmap(addr); } diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h index ad7cce3bc431..70f6d3ea4834 100644 --- a/arch/arm/mm/mm.h +++ b/arch/arm/mm/mm.h @@ -21,6 +21,20 @@ const struct mem_type *get_mem_type(unsigned int type); extern void __flush_dcache_page(struct address_space *mapping, struct page *page); +/* + * ARM specific vm_struct->flags bits. + */ + +/* (super)section-mapped I/O regions used by ioremap()/iounmap() */ +#define VM_ARM_SECTION_MAPPING 0x80000000 + +/* permanent static mappings from iotable_init() */ +#define VM_ARM_STATIC_MAPPING 0x40000000 + +/* mapping type (attributes) for permanent static mappings */ +#define VM_ARM_MTYPE(mt) ((mt) << 20) +#define VM_ARM_MTYPE_MASK (0x1f << 20) + #endif #ifdef CONFIG_ZONE_DMA diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index dc8c550e6cbd..27e366af67f9 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -15,6 +15,7 @@ #include <linux/nodemask.h> #include <linux/memblock.h> #include <linux/fs.h> +#include <linux/vmalloc.h> #include <asm/cputype.h> #include <asm/sections.h> @@ -529,13 +530,18 @@ EXPORT_SYMBOL(phys_mem_access_prot); #define vectors_base() (vectors_high() ? 0xffff0000 : 0) -static void __init *early_alloc(unsigned long sz) +static void __init *early_alloc_aligned(unsigned long sz, unsigned long align) { - void *ptr = __va(memblock_alloc(sz, sz)); + void *ptr = __va(memblock_alloc(sz, align)); memset(ptr, 0, sz); return ptr; } +static void __init *early_alloc(unsigned long sz) +{ + return early_alloc_aligned(sz, sz); +} + static pte_t * __init early_pte_alloc(pmd_t *pmd, unsigned long addr, unsigned long prot) { if (pmd_none(*pmd)) { @@ -685,9 +691,10 @@ static void __init create_mapping(struct map_desc *md) } if ((md->type == MT_DEVICE || md->type == MT_ROM) && - md->virtual >= PAGE_OFFSET && md->virtual < VMALLOC_END) { + md->virtual >= PAGE_OFFSET && + (md->virtual < VMALLOC_START || md->virtual >= VMALLOC_END)) { printk(KERN_WARNING "BUG: mapping for 0x%08llx" - " at 0x%08lx overlaps vmalloc space\n", + " at 0x%08lx out of vmalloc space\n", (long long)__pfn_to_phys((u64)md->pfn), md->virtual); } @@ -729,18 +736,33 @@ static void __init create_mapping(struct map_desc *md) */ void __init iotable_init(struct map_desc *io_desc, int nr) { - int i; + struct map_desc *md; + struct vm_struct *vm; + + if (!nr) + return; - for (i = 0; i < nr; i++) - create_mapping(io_desc + i); + vm = early_alloc_aligned(sizeof(*vm) * nr, __alignof__(*vm)); + + for (md = io_desc; nr; md++, nr--) { + create_mapping(md); + vm->addr = (void *)(md->virtual & PAGE_MASK); + vm->size = PAGE_ALIGN(md->length + (md->virtual & ~PAGE_MASK)); + vm->phys_addr = __pfn_to_phys(md->pfn); + vm->flags = VM_IOREMAP | VM_ARM_STATIC_MAPPING; + vm->flags |= VM_ARM_MTYPE(md->type); + vm->caller = iotable_init; + vm_area_add_early(vm++); + } } -static void * __initdata vmalloc_min = (void *)(VMALLOC_END - SZ_128M); +static void * __initdata vmalloc_min = + (void *)(VMALLOC_END - (240 << 20) - VMALLOC_OFFSET); /* * vmalloc=size forces the vmalloc area to be exactly 'size' * bytes. This can be used to increase (or decrease) the vmalloc - * area - the default is 128m. + * area - the default is 240m. */ static int __init early_vmalloc(char *arg) { @@ -860,6 +882,7 @@ void __init sanity_check_meminfo(void) } #endif meminfo.nr_banks = j; + high_memory = __va(lowmem_limit - 1) + 1; memblock_set_current_limit(lowmem_limit); } @@ -890,10 +913,10 @@ static inline void prepare_page_table(void) /* * Clear out all the kernel space mappings, except for the first - * memory bank, up to the end of the vmalloc region. + * memory bank, up to the vmalloc region. */ for (addr = __phys_to_virt(end); - addr < VMALLOC_END; addr += PMD_SIZE) + addr < VMALLOC_START; addr += PMD_SIZE) pmd_clear(pmd_off_k(addr)); } @@ -920,8 +943,8 @@ void __init arm_mm_memblock_reserve(void) } /* - * Set up device the mappings. Since we clear out the page tables for all - * mappings above VMALLOC_END, we will remove any debug device mappings. + * Set up the device mappings. Since we clear out the page tables for all + * mappings above VMALLOC_START, we will remove any debug device mappings. * This means you have to be careful how you debug this function, or any * called function. This means you can't use any function or debugging * method which may touch any device, otherwise the kernel _will_ crash. @@ -936,7 +959,7 @@ static void __init devicemaps_init(struct machine_desc *mdesc) */ vectors_page = early_alloc(PAGE_SIZE); - for (addr = VMALLOC_END; addr; addr += PMD_SIZE) + for (addr = VMALLOC_START; addr; addr += PMD_SIZE) pmd_clear(pmd_off_k(addr)); /* diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c index 941a98c9e8aa..4fc6794cca4b 100644 --- a/arch/arm/mm/nommu.c +++ b/arch/arm/mm/nommu.c @@ -29,6 +29,8 @@ void __init arm_mm_memblock_reserve(void) void __init sanity_check_meminfo(void) { + phys_addr_t end = bank_phys_end(&meminfo.bank[meminfo.nr_banks - 1]); + high_memory = __va(end - 1) + 1; } /* @@ -43,7 +45,7 @@ void __init paging_init(struct machine_desc *mdesc) /* * We don't need to do anything here for nommu machines. */ -void setup_mm_for_reboot(char mode) +void setup_mm_for_reboot(void) { } diff --git a/arch/arm/plat-iop/Makefile b/arch/arm/plat-iop/Makefile index 69b09c1cec8b..90f7153a8d78 100644 --- a/arch/arm/plat-iop/Makefile +++ b/arch/arm/plat-iop/Makefile @@ -10,7 +10,6 @@ obj-$(CONFIG_ARCH_IOP32X) += i2c.o obj-$(CONFIG_ARCH_IOP32X) += pci.o obj-$(CONFIG_ARCH_IOP32X) += setup.o obj-$(CONFIG_ARCH_IOP32X) += time.o -obj-$(CONFIG_ARCH_IOP32X) += io.o obj-$(CONFIG_ARCH_IOP32X) += cp6.o obj-$(CONFIG_ARCH_IOP32X) += adma.o obj-$(CONFIG_ARCH_IOP32X) += pmu.o @@ -21,7 +20,6 @@ obj-$(CONFIG_ARCH_IOP33X) += i2c.o obj-$(CONFIG_ARCH_IOP33X) += pci.o obj-$(CONFIG_ARCH_IOP33X) += setup.o obj-$(CONFIG_ARCH_IOP33X) += time.o -obj-$(CONFIG_ARCH_IOP33X) += io.o obj-$(CONFIG_ARCH_IOP33X) += cp6.o obj-$(CONFIG_ARCH_IOP33X) += adma.o obj-$(CONFIG_ARCH_IOP33X) += pmu.o diff --git a/arch/arm/plat-iop/io.c b/arch/arm/plat-iop/io.c deleted file mode 100644 index e15bc17db90b..000000000000 --- a/arch/arm/plat-iop/io.c +++ /dev/null @@ -1,59 +0,0 @@ -/* - * iop3xx custom ioremap implementation - * Copyright (c) 2006, Intel Corporation. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., 59 Temple - * Place - Suite 330, Boston, MA 02111-1307 USA. - * - */ -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/io.h> -#include <mach/hardware.h> - -void * __iomem __iop3xx_ioremap(unsigned long cookie, size_t size, - unsigned int mtype) -{ - void __iomem * retval; - - switch (cookie) { - case IOP3XX_PCI_LOWER_IO_PA ... IOP3XX_PCI_UPPER_IO_PA: - retval = (void *) IOP3XX_PCI_IO_PHYS_TO_VIRT(cookie); - break; - case IOP3XX_PERIPHERAL_PHYS_BASE ... IOP3XX_PERIPHERAL_UPPER_PA: - retval = (void *) IOP3XX_PMMR_PHYS_TO_VIRT(cookie); - break; - default: - retval = __arm_ioremap_caller(cookie, size, mtype, - __builtin_return_address(0)); - } - - return retval; -} -EXPORT_SYMBOL(__iop3xx_ioremap); - -void __iop3xx_iounmap(void __iomem *addr) -{ - extern void __iounmap(volatile void __iomem *addr); - - switch ((u32) addr) { - case IOP3XX_PCI_LOWER_IO_VA ... IOP3XX_PCI_UPPER_IO_VA: - case IOP3XX_PERIPHERAL_VIRT_BASE ... IOP3XX_PERIPHERAL_UPPER_VA: - goto skip; - } - __iounmap(addr); - -skip: - return; -} -EXPORT_SYMBOL(__iop3xx_iounmap); diff --git a/arch/arm/plat-mxc/Makefile b/arch/arm/plat-mxc/Makefile index b9f0f5f499a4..076db84f3e31 100644 --- a/arch/arm/plat-mxc/Makefile +++ b/arch/arm/plat-mxc/Makefile @@ -5,7 +5,6 @@ # Common support obj-y := clock.o time.o devices.o cpu.o system.o irq-common.o -obj-$(CONFIG_ARM_GIC) += gic.o obj-$(CONFIG_MXC_TZIC) += tzic.o obj-$(CONFIG_MXC_AVIC) += avic.o diff --git a/arch/arm/plat-mxc/gic.c b/arch/arm/plat-mxc/gic.c deleted file mode 100644 index 12f8f8109010..000000000000 --- a/arch/arm/plat-mxc/gic.c +++ /dev/null @@ -1,41 +0,0 @@ -/* - * Copyright 2011 Freescale Semiconductor, Inc. - * Copyright 2011 Linaro Ltd. - * - * The code contained herein is licensed under the GNU General Public - * License. You may obtain a copy of the GNU General Public License - * Version 2 or later at the following locations: - * - * http://www.opensource.org/licenses/gpl-license.html - * http://www.gnu.org/copyleft/gpl.html - */ - -#include <linux/io.h> -#include <asm/exception.h> -#include <asm/localtimer.h> -#include <asm/hardware/gic.h> -#ifdef CONFIG_SMP -#include <asm/smp.h> -#endif - -asmlinkage void __exception_irq_entry gic_handle_irq(struct pt_regs *regs) -{ - u32 irqstat, irqnr; - - do { - irqstat = readl_relaxed(gic_cpu_base_addr + GIC_CPU_INTACK); - irqnr = irqstat & 0x3ff; - if (irqnr == 1023) - break; - - if (irqnr > 15 && irqnr < 1021) - handle_IRQ(irqnr, regs); -#ifdef CONFIG_SMP - else { - writel_relaxed(irqstat, gic_cpu_base_addr + - GIC_CPU_EOI); - handle_IPI(irqnr, regs); - } -#endif - } while (1); -} diff --git a/arch/arm/plat-mxc/include/mach/common.h b/arch/arm/plat-mxc/include/mach/common.h index c75f254abd85..6698cae942f7 100644 --- a/arch/arm/plat-mxc/include/mach/common.h +++ b/arch/arm/plat-mxc/include/mach/common.h @@ -89,7 +89,6 @@ extern void imx_print_silicon_rev(const char *cpu, int srev); void avic_handle_irq(struct pt_regs *); void tzic_handle_irq(struct pt_regs *); -void gic_handle_irq(struct pt_regs *); #define imx1_handle_irq avic_handle_irq #define imx21_handle_irq avic_handle_irq diff --git a/arch/arm/plat-mxc/include/mach/entry-macro.S b/arch/arm/plat-mxc/include/mach/entry-macro.S index ca5cf26a04b1..def5d30cb67e 100644 --- a/arch/arm/plat-mxc/include/mach/entry-macro.S +++ b/arch/arm/plat-mxc/include/mach/entry-macro.S @@ -9,19 +9,8 @@ * published by the Free Software Foundation. */ -/* Unused, we use CONFIG_MULTI_IRQ_HANDLER */ - .macro disable_fiq .endm - .macro get_irqnr_preamble, base, tmp - .endm - .macro arch_ret_to_user, tmp1, tmp2 .endm - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - .endm - - .macro test_for_ipi, irqnr, irqstat, base, tmp - .endm diff --git a/arch/arm/plat-mxc/include/mach/mx1.h b/arch/arm/plat-mxc/include/mach/mx1.h index 97b19e7800bc..2b7c08d13e89 100644 --- a/arch/arm/plat-mxc/include/mach/mx1.h +++ b/arch/arm/plat-mxc/include/mach/mx1.h @@ -12,8 +12,6 @@ #ifndef __MACH_MX1_H__ #define __MACH_MX1_H__ -#include <mach/vmalloc.h> - /* * Memory map */ diff --git a/arch/arm/plat-mxc/include/mach/vmalloc.h b/arch/arm/plat-mxc/include/mach/vmalloc.h deleted file mode 100644 index ef6379c474be..000000000000 --- a/arch/arm/plat-mxc/include/mach/vmalloc.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * Copyright (C) 2000 Russell King. - * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#ifndef __ASM_ARCH_MXC_VMALLOC_H__ -#define __ASM_ARCH_MXC_VMALLOC_H__ - -/* vmalloc ending address */ -#define VMALLOC_END 0xf4000000UL - -#endif /* __ASM_ARCH_MXC_VMALLOC_H__ */ diff --git a/arch/arm/plat-mxc/system.c b/arch/arm/plat-mxc/system.c index d65fb31a55ca..7e5c76ea4466 100644 --- a/arch/arm/plat-mxc/system.c +++ b/arch/arm/plat-mxc/system.c @@ -71,7 +71,7 @@ void arch_reset(char mode, const char *cmd) mdelay(50); /* we'll take a jump through zero as a poor second */ - cpu_reset(0); + soft_restart(0); } void mxc_arch_reset_init(void __iomem *base) diff --git a/arch/arm/plat-omap/Makefile b/arch/arm/plat-omap/Makefile index 985262242f25..3df04d944e4d 100644 --- a/arch/arm/plat-omap/Makefile +++ b/arch/arm/plat-omap/Makefile @@ -4,7 +4,7 @@ # Common support obj-y := common.o sram.o clock.o devices.o dma.o mux.o \ - usb.o fb.o io.o counter_32k.o + usb.o fb.o counter_32k.o obj-m := obj-n := obj- := diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c index d9f10a31e604..06383b51e655 100644 --- a/arch/arm/plat-omap/common.c +++ b/arch/arm/plat-omap/common.c @@ -14,6 +14,7 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/io.h> +#include <linux/dma-mapping.h> #include <linux/omapfb.h> #include <plat/common.h> @@ -21,6 +22,8 @@ #include <plat/vram.h> #include <plat/dsp.h> +#include <plat/omap-secure.h> + #define NO_LENGTH_CHECK 0xffffffff @@ -65,4 +68,12 @@ void __init omap_reserve(void) omapfb_reserve_sdram_memblock(); omap_vram_reserve_sdram_memblock(); omap_dsp_reserve_sdram_memblock(); + omap_secure_ram_reserve_memblock(); +} + +void __init omap_init_consistent_dma_size(void) +{ +#ifdef CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE + init_consistent_dma_size(CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE << 20); +#endif } diff --git a/arch/arm/plat-omap/include/plat/common.h b/arch/arm/plat-omap/include/plat/common.h index 3ff3e36580f2..257f9770b2da 100644 --- a/arch/arm/plat-omap/include/plat/common.h +++ b/arch/arm/plat-omap/include/plat/common.h @@ -27,97 +27,15 @@ #ifndef __ARCH_ARM_MACH_OMAP_COMMON_H #define __ARCH_ARM_MACH_OMAP_COMMON_H -#include <linux/delay.h> - #include <plat/i2c.h> #include <plat/omap_hwmod.h> -struct sys_timer; - -extern void omap_map_common_io(void); -extern struct sys_timer omap1_timer; -extern struct sys_timer omap2_timer; -extern struct sys_timer omap3_timer; -extern struct sys_timer omap3_secure_timer; -extern struct sys_timer omap4_timer; -extern bool omap_32k_timer_init(void); extern int __init omap_init_clocksource_32k(void); extern unsigned long long notrace omap_32k_sched_clock(void); extern void omap_reserve(void); - -void omap2420_init_early(void); -void omap2430_init_early(void); -void omap3430_init_early(void); -void omap35xx_init_early(void); -void omap3630_init_early(void); -void omap3_init_early(void); /* Do not use this one */ -void am35xx_init_early(void); -void ti816x_init_early(void); -void omap4430_init_early(void); - extern int omap_dss_reset(struct omap_hwmod *); void omap_sram_init(void); -/* - * IO bases for various OMAP processors - * Except the tap base, rest all the io bases - * listed are physical addresses. - */ -struct omap_globals { - u32 class; /* OMAP class to detect */ - void __iomem *tap; /* Control module ID code */ - void __iomem *sdrc; /* SDRAM Controller */ - void __iomem *sms; /* SDRAM Memory Scheduler */ - void __iomem *ctrl; /* System Control Module */ - void __iomem *ctrl_pad; /* PAD Control Module */ - void __iomem *prm; /* Power and Reset Management */ - void __iomem *cm; /* Clock Management */ - void __iomem *cm2; -}; - -void omap2_set_globals_242x(void); -void omap2_set_globals_243x(void); -void omap2_set_globals_3xxx(void); -void omap2_set_globals_443x(void); -void omap2_set_globals_ti816x(void); - -/* These get called from omap2_set_globals_xxxx(), do not call these */ -void omap2_set_globals_tap(struct omap_globals *); -void omap2_set_globals_sdrc(struct omap_globals *); -void omap2_set_globals_control(struct omap_globals *); -void omap2_set_globals_prcm(struct omap_globals *); - -void omap242x_map_io(void); -void omap243x_map_io(void); -void omap3_map_io(void); -void omap4_map_io(void); - - -/** - * omap_test_timeout - busy-loop, testing a condition - * @cond: condition to test until it evaluates to true - * @timeout: maximum number of microseconds in the timeout - * @index: loop index (integer) - * - * Loop waiting for @cond to become true or until at least @timeout - * microseconds have passed. To use, define some integer @index in the - * calling code. After running, if @index == @timeout, then the loop has - * timed out. - */ -#define omap_test_timeout(cond, timeout, index) \ -({ \ - for (index = 0; index < timeout; index++) { \ - if (cond) \ - break; \ - udelay(1); \ - } \ -}) - -extern struct device *omap2_get_mpuss_device(void); -extern struct device *omap2_get_iva_device(void); -extern struct device *omap2_get_l3_device(void); -extern struct device *omap4_get_dsp_device(void); - #endif /* __ARCH_ARM_MACH_OMAP_COMMON_H */ diff --git a/arch/arm/plat-omap/include/plat/io.h b/arch/arm/plat-omap/include/plat/io.h index 7f2969eadb85..1234944a4da0 100644 --- a/arch/arm/plat-omap/include/plat/io.h +++ b/arch/arm/plat-omap/include/plat/io.h @@ -247,8 +247,6 @@ * NOTE: Please use ioremap + __raw_read/write where possible instead of these */ -void omap_ioremap_init(void); - extern u8 omap_readb(u32 pa); extern u16 omap_readw(u32 pa); extern u32 omap_readl(u32 pa); @@ -257,83 +255,9 @@ extern void omap_writew(u16 v, u32 pa); extern void omap_writel(u32 v, u32 pa); struct omap_sdrc_params; - -#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) -void omap7xx_map_io(void); -#else -static inline void omap_map_io(void) -{ -} -#endif - -#ifdef CONFIG_ARCH_OMAP15XX -void omap15xx_map_io(void); -#else -static inline void omap15xx_map_io(void) -{ -} -#endif - -#ifdef CONFIG_ARCH_OMAP16XX -void omap16xx_map_io(void); -#else -static inline void omap16xx_map_io(void) -{ -} -#endif - -void omap1_init_early(void); - -#ifdef CONFIG_SOC_OMAP2420 -extern void omap242x_map_common_io(void); -#else -static inline void omap242x_map_common_io(void) -{ -} -#endif - -#ifdef CONFIG_SOC_OMAP2430 -extern void omap243x_map_common_io(void); -#else -static inline void omap243x_map_common_io(void) -{ -} -#endif - -#ifdef CONFIG_ARCH_OMAP3 -extern void omap34xx_map_common_io(void); -#else -static inline void omap34xx_map_common_io(void) -{ -} -#endif - -#ifdef CONFIG_SOC_OMAPTI816X -extern void omapti816x_map_common_io(void); -#else -static inline void omapti816x_map_common_io(void) -{ -} -#endif - -#ifdef CONFIG_ARCH_OMAP4 -extern void omap44xx_map_common_io(void); -#else -static inline void omap44xx_map_common_io(void) -{ -} -#endif - -extern void omap2_init_common_infrastructure(void); extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0, struct omap_sdrc_params *sdrc_cs1); -#define __arch_ioremap omap_ioremap -#define __arch_iounmap omap_iounmap - -void __iomem *omap_ioremap(unsigned long phys, size_t size, unsigned int type); -void omap_iounmap(volatile void __iomem *addr); - extern void __init omap_init_consistent_dma_size(void); #endif diff --git a/arch/arm/plat-omap/include/plat/irqs.h b/arch/arm/plat-omap/include/plat/irqs.h index 30e10719b774..ebda7382c65b 100644 --- a/arch/arm/plat-omap/include/plat/irqs.h +++ b/arch/arm/plat-omap/include/plat/irqs.h @@ -436,20 +436,6 @@ #define INTCPS_NR_MIR_REGS 3 #define INTCPS_NR_IRQS 96 -#ifndef __ASSEMBLY__ -extern void __iomem *omap_irq_base; -void omap1_init_irq(void); -void omap2_init_irq(void); -void omap3_init_irq(void); -void ti816x_init_irq(void); -extern int omap_irq_pending(void); -void omap_intc_save_context(void); -void omap_intc_restore_context(void); -void omap3_intc_suspend(void); -void omap3_intc_prepare_idle(void); -void omap3_intc_resume_idle(void); -#endif - #include <mach/hardware.h> #ifdef CONFIG_FIQ diff --git a/arch/arm/plat-omap/include/plat/omap-secure.h b/arch/arm/plat-omap/include/plat/omap-secure.h new file mode 100644 index 000000000000..64f9d1c7f1bb --- /dev/null +++ b/arch/arm/plat-omap/include/plat/omap-secure.h @@ -0,0 +1,13 @@ +#ifndef __OMAP_SECURE_H__ +#define __OMAP_SECURE_H__ + +#include <linux/types.h> + +#ifdef CONFIG_ARCH_OMAP2PLUS +extern int omap_secure_ram_reserve_memblock(void); +#else +static inline void omap_secure_ram_reserve_memblock(void) +{ } +#endif + +#endif /* __OMAP_SECURE_H__ */ diff --git a/arch/arm/plat-omap/include/plat/omap44xx.h b/arch/arm/plat-omap/include/plat/omap44xx.h index ea2b8a6306e7..c0d478e55c84 100644 --- a/arch/arm/plat-omap/include/plat/omap44xx.h +++ b/arch/arm/plat-omap/include/plat/omap44xx.h @@ -45,6 +45,7 @@ #define OMAP44XX_WKUPGEN_BASE 0x48281000 #define OMAP44XX_MCPDM_BASE 0x40132000 #define OMAP44XX_MCPDM_L3_BASE 0x49032000 +#define OMAP44XX_SAR_RAM_BASE 0x4a326000 #define OMAP44XX_MAILBOX_BASE (L4_44XX_BASE + 0xF4000) #define OMAP44XX_HSUSB_OTG_BASE (L4_44XX_BASE + 0xAB000) diff --git a/arch/arm/plat-omap/include/plat/omap_hwmod.h b/arch/arm/plat-omap/include/plat/omap_hwmod.h index ef4bf313fe74..647010109afa 100644 --- a/arch/arm/plat-omap/include/plat/omap_hwmod.h +++ b/arch/arm/plat-omap/include/plat/omap_hwmod.h @@ -417,10 +417,13 @@ struct omap_hwmod_omap4_prcm { * _HWMOD_NO_MPU_PORT: no path exists for the MPU to write to this module * _HWMOD_WAKEUP_ENABLED: set when the omap_hwmod code has enabled ENAWAKEUP * _HWMOD_SYSCONFIG_LOADED: set when the OCP_SYSCONFIG value has been cached + * _HWMOD_SKIP_ENABLE: set if hwmod enabled during init (HWMOD_INIT_NO_IDLE) - + * causes the first call to _enable() to only update the pinmux */ #define _HWMOD_NO_MPU_PORT (1 << 0) #define _HWMOD_WAKEUP_ENABLED (1 << 1) #define _HWMOD_SYSCONFIG_LOADED (1 << 2) +#define _HWMOD_SKIP_ENABLE (1 << 3) /* * omap_hwmod._state definitions diff --git a/arch/arm/plat-omap/include/plat/sram.h b/arch/arm/plat-omap/include/plat/sram.h index f500fc34d065..75aa1b2bef51 100644 --- a/arch/arm/plat-omap/include/plat/sram.h +++ b/arch/arm/plat-omap/include/plat/sram.h @@ -95,6 +95,10 @@ static inline void omap_push_sram_idle(void) {} */ #define OMAP2_SRAM_PA 0x40200000 #define OMAP3_SRAM_PA 0x40200000 +#ifdef CONFIG_OMAP4_ERRATA_I688 +#define OMAP4_SRAM_PA 0x40304000 +#define OMAP4_SRAM_VA 0xfe404000 +#else #define OMAP4_SRAM_PA 0x40300000 - +#endif #endif diff --git a/arch/arm/plat-omap/io.c b/arch/arm/plat-omap/io.c deleted file mode 100644 index 333871f59995..000000000000 --- a/arch/arm/plat-omap/io.c +++ /dev/null @@ -1,159 +0,0 @@ -/* - * Common io.c file - * This file is created by Russell King <rmk+kernel@arm.linux.org.uk> - * - * Copyright (C) 2009 Texas Instruments - * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#include <linux/module.h> -#include <linux/io.h> -#include <linux/mm.h> -#include <linux/dma-mapping.h> - -#include <plat/omap7xx.h> -#include <plat/omap1510.h> -#include <plat/omap16xx.h> -#include <plat/omap24xx.h> -#include <plat/omap34xx.h> -#include <plat/omap44xx.h> - -#define BETWEEN(p,st,sz) ((p) >= (st) && (p) < ((st) + (sz))) -#define XLATE(p,pst,vst) ((void __iomem *)((p) - (pst) + (vst))) - -static int initialized; - -/* - * Intercept ioremap() requests for addresses in our fixed mapping regions. - */ -void __iomem *omap_ioremap(unsigned long p, size_t size, unsigned int type) -{ - - WARN(!initialized, "Do not use ioremap before init_early\n"); - -#ifdef CONFIG_ARCH_OMAP1 - if (cpu_class_is_omap1()) { - if (BETWEEN(p, OMAP1_IO_PHYS, OMAP1_IO_SIZE)) - return XLATE(p, OMAP1_IO_PHYS, OMAP1_IO_VIRT); - } - if (cpu_is_omap7xx()) { - if (BETWEEN(p, OMAP7XX_DSP_BASE, OMAP7XX_DSP_SIZE)) - return XLATE(p, OMAP7XX_DSP_BASE, OMAP7XX_DSP_START); - - if (BETWEEN(p, OMAP7XX_DSPREG_BASE, OMAP7XX_DSPREG_SIZE)) - return XLATE(p, OMAP7XX_DSPREG_BASE, - OMAP7XX_DSPREG_START); - } - if (cpu_is_omap15xx()) { - if (BETWEEN(p, OMAP1510_DSP_BASE, OMAP1510_DSP_SIZE)) - return XLATE(p, OMAP1510_DSP_BASE, OMAP1510_DSP_START); - - if (BETWEEN(p, OMAP1510_DSPREG_BASE, OMAP1510_DSPREG_SIZE)) - return XLATE(p, OMAP1510_DSPREG_BASE, - OMAP1510_DSPREG_START); - } - if (cpu_is_omap16xx()) { - if (BETWEEN(p, OMAP16XX_DSP_BASE, OMAP16XX_DSP_SIZE)) - return XLATE(p, OMAP16XX_DSP_BASE, OMAP16XX_DSP_START); - - if (BETWEEN(p, OMAP16XX_DSPREG_BASE, OMAP16XX_DSPREG_SIZE)) - return XLATE(p, OMAP16XX_DSPREG_BASE, - OMAP16XX_DSPREG_START); - } -#endif -#ifdef CONFIG_ARCH_OMAP2 - if (cpu_is_omap24xx()) { - if (BETWEEN(p, L3_24XX_PHYS, L3_24XX_SIZE)) - return XLATE(p, L3_24XX_PHYS, L3_24XX_VIRT); - if (BETWEEN(p, L4_24XX_PHYS, L4_24XX_SIZE)) - return XLATE(p, L4_24XX_PHYS, L4_24XX_VIRT); - } - if (cpu_is_omap2420()) { - if (BETWEEN(p, DSP_MEM_2420_PHYS, DSP_MEM_2420_SIZE)) - return XLATE(p, DSP_MEM_2420_PHYS, DSP_MEM_2420_VIRT); - if (BETWEEN(p, DSP_IPI_2420_PHYS, DSP_IPI_2420_SIZE)) - return XLATE(p, DSP_IPI_2420_PHYS, DSP_IPI_2420_SIZE); - if (BETWEEN(p, DSP_MMU_2420_PHYS, DSP_MMU_2420_SIZE)) - return XLATE(p, DSP_MMU_2420_PHYS, DSP_MMU_2420_VIRT); - } - if (cpu_is_omap2430()) { - if (BETWEEN(p, L4_WK_243X_PHYS, L4_WK_243X_SIZE)) - return XLATE(p, L4_WK_243X_PHYS, L4_WK_243X_VIRT); - if (BETWEEN(p, OMAP243X_GPMC_PHYS, OMAP243X_GPMC_SIZE)) - return XLATE(p, OMAP243X_GPMC_PHYS, OMAP243X_GPMC_VIRT); - if (BETWEEN(p, OMAP243X_SDRC_PHYS, OMAP243X_SDRC_SIZE)) - return XLATE(p, OMAP243X_SDRC_PHYS, OMAP243X_SDRC_VIRT); - if (BETWEEN(p, OMAP243X_SMS_PHYS, OMAP243X_SMS_SIZE)) - return XLATE(p, OMAP243X_SMS_PHYS, OMAP243X_SMS_VIRT); - } -#endif -#ifdef CONFIG_ARCH_OMAP3 - if (cpu_is_ti816x()) { - if (BETWEEN(p, L4_34XX_PHYS, L4_34XX_SIZE)) - return XLATE(p, L4_34XX_PHYS, L4_34XX_VIRT); - } else if (cpu_is_omap34xx()) { - if (BETWEEN(p, L3_34XX_PHYS, L3_34XX_SIZE)) - return XLATE(p, L3_34XX_PHYS, L3_34XX_VIRT); - if (BETWEEN(p, L4_34XX_PHYS, L4_34XX_SIZE)) - return XLATE(p, L4_34XX_PHYS, L4_34XX_VIRT); - if (BETWEEN(p, OMAP34XX_GPMC_PHYS, OMAP34XX_GPMC_SIZE)) - return XLATE(p, OMAP34XX_GPMC_PHYS, OMAP34XX_GPMC_VIRT); - if (BETWEEN(p, OMAP343X_SMS_PHYS, OMAP343X_SMS_SIZE)) - return XLATE(p, OMAP343X_SMS_PHYS, OMAP343X_SMS_VIRT); - if (BETWEEN(p, OMAP343X_SDRC_PHYS, OMAP343X_SDRC_SIZE)) - return XLATE(p, OMAP343X_SDRC_PHYS, OMAP343X_SDRC_VIRT); - if (BETWEEN(p, L4_PER_34XX_PHYS, L4_PER_34XX_SIZE)) - return XLATE(p, L4_PER_34XX_PHYS, L4_PER_34XX_VIRT); - if (BETWEEN(p, L4_EMU_34XX_PHYS, L4_EMU_34XX_SIZE)) - return XLATE(p, L4_EMU_34XX_PHYS, L4_EMU_34XX_VIRT); - } -#endif -#ifdef CONFIG_ARCH_OMAP4 - if (cpu_is_omap44xx()) { - if (BETWEEN(p, L3_44XX_PHYS, L3_44XX_SIZE)) - return XLATE(p, L3_44XX_PHYS, L3_44XX_VIRT); - if (BETWEEN(p, L4_44XX_PHYS, L4_44XX_SIZE)) - return XLATE(p, L4_44XX_PHYS, L4_44XX_VIRT); - if (BETWEEN(p, OMAP44XX_GPMC_PHYS, OMAP44XX_GPMC_SIZE)) - return XLATE(p, OMAP44XX_GPMC_PHYS, OMAP44XX_GPMC_VIRT); - if (BETWEEN(p, OMAP44XX_EMIF1_PHYS, OMAP44XX_EMIF1_SIZE)) - return XLATE(p, OMAP44XX_EMIF1_PHYS, \ - OMAP44XX_EMIF1_VIRT); - if (BETWEEN(p, OMAP44XX_EMIF2_PHYS, OMAP44XX_EMIF2_SIZE)) - return XLATE(p, OMAP44XX_EMIF2_PHYS, \ - OMAP44XX_EMIF2_VIRT); - if (BETWEEN(p, OMAP44XX_DMM_PHYS, OMAP44XX_DMM_SIZE)) - return XLATE(p, OMAP44XX_DMM_PHYS, OMAP44XX_DMM_VIRT); - if (BETWEEN(p, L4_PER_44XX_PHYS, L4_PER_44XX_SIZE)) - return XLATE(p, L4_PER_44XX_PHYS, L4_PER_44XX_VIRT); - if (BETWEEN(p, L4_EMU_44XX_PHYS, L4_EMU_44XX_SIZE)) - return XLATE(p, L4_EMU_44XX_PHYS, L4_EMU_44XX_VIRT); - } -#endif - return __arm_ioremap_caller(p, size, type, __builtin_return_address(0)); -} -EXPORT_SYMBOL(omap_ioremap); - -void omap_iounmap(volatile void __iomem *addr) -{ - unsigned long virt = (unsigned long)addr; - - if (virt >= VMALLOC_START && virt < VMALLOC_END) - __iounmap(addr); -} -EXPORT_SYMBOL(omap_iounmap); - -void __init omap_init_consistent_dma_size(void) -{ -#ifdef CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE - init_consistent_dma_size(CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE << 20); -#endif -} - -void __init omap_ioremap_init(void) -{ - initialized++; -} diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c index 8b28664d1c62..ad6a71a00cef 100644 --- a/arch/arm/plat-omap/sram.c +++ b/arch/arm/plat-omap/sram.c @@ -40,7 +40,11 @@ #define OMAP1_SRAM_PA 0x20000000 #define OMAP2_SRAM_PUB_PA (OMAP2_SRAM_PA + 0xf800) #define OMAP3_SRAM_PUB_PA (OMAP3_SRAM_PA + 0x8000) +#ifdef CONFIG_OMAP4_ERRATA_I688 +#define OMAP4_SRAM_PUB_PA OMAP4_SRAM_PA +#else #define OMAP4_SRAM_PUB_PA (OMAP4_SRAM_PA + 0x4000) +#endif #if defined(CONFIG_ARCH_OMAP2PLUS) #define SRAM_BOOTLOADER_SZ 0x00 @@ -163,6 +167,10 @@ static void __init omap_map_sram(void) if (omap_sram_size == 0) return; +#ifdef CONFIG_OMAP4_ERRATA_I688 + omap_sram_start += PAGE_SIZE; + omap_sram_size -= SZ_16K; +#endif if (cpu_is_omap34xx()) { /* * SRAM must be marked as non-cached on OMAP3 since the diff --git a/arch/arm/plat-s5p/Kconfig b/arch/arm/plat-s5p/Kconfig index 9b9968fa8695..8167ce66188c 100644 --- a/arch/arm/plat-s5p/Kconfig +++ b/arch/arm/plat-s5p/Kconfig @@ -11,6 +11,7 @@ config PLAT_S5P default y select ARM_VIC if !ARCH_EXYNOS4 select ARM_GIC if ARCH_EXYNOS4 + select GIC_NON_BANKED if ARCH_EXYNOS4 select NO_IOPORT select ARCH_REQUIRE_GPIOLIB select S3C_GPIO_TRACK diff --git a/arch/arm/plat-spear/include/plat/system.h b/arch/arm/plat-spear/include/plat/system.h index a235fa0ca777..1171f228d718 100644 --- a/arch/arm/plat-spear/include/plat/system.h +++ b/arch/arm/plat-spear/include/plat/system.h @@ -31,7 +31,7 @@ static inline void arch_reset(char mode, const char *cmd) { if (mode == 's') { /* software reset, Jump into ROM at address 0 */ - cpu_reset(0); + soft_restart(0); } else { /* hardware reset, Use on-chip reset capability */ sysctl_soft_reset((void __iomem *)VA_SPEAR_SYS_CTRL_BASE); diff --git a/arch/arm/plat-spear/include/plat/vmalloc.h b/arch/arm/plat-spear/include/plat/vmalloc.h deleted file mode 100644 index 8c8b24d07046..000000000000 --- a/arch/arm/plat-spear/include/plat/vmalloc.h +++ /dev/null @@ -1,19 +0,0 @@ -/* - * arch/arm/plat-spear/include/plat/vmalloc.h - * - * Defining Vmalloc area for SPEAr platform - * - * Copyright (C) 2009 ST Microelectronics - * Viresh Kumar<viresh.kumar@st.com> - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#ifndef __PLAT_VMALLOC_H -#define __PLAT_VMALLOC_H - -#define VMALLOC_END 0xF0000000UL - -#endif /* __PLAT_VMALLOC_H */ diff --git a/arch/arm/plat-tcc/include/mach/vmalloc.h b/arch/arm/plat-tcc/include/mach/vmalloc.h deleted file mode 100644 index 99414d9c2b94..000000000000 --- a/arch/arm/plat-tcc/include/mach/vmalloc.h +++ /dev/null @@ -1,10 +0,0 @@ -/* - * Author: <linux@telechips.com> - * Created: June 10, 2008 - * - * Copyright (C) 2000 Russell King. - * Copyright (C) 2008-2009 Telechips - * - * Licensed under the terms of the GPL v2. - */ -#define VMALLOC_END 0xf0000000UL diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h index 4bde182fcf93..dcdfc2bda922 100644 --- a/include/linux/vmalloc.h +++ b/include/linux/vmalloc.h @@ -131,6 +131,7 @@ extern long vwrite(char *buf, char *addr, unsigned long count); */ extern rwlock_t vmlist_lock; extern struct vm_struct *vmlist; +extern __init void vm_area_add_early(struct vm_struct *vm); extern __init void vm_area_register_early(struct vm_struct *vm, size_t align); #ifdef CONFIG_SMP diff --git a/mm/vmalloc.c b/mm/vmalloc.c index 3231bf332878..e583f770dfee 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -1118,6 +1118,32 @@ void *vm_map_ram(struct page **pages, unsigned int count, int node, pgprot_t pro EXPORT_SYMBOL(vm_map_ram); /** + * vm_area_add_early - add vmap area early during boot + * @vm: vm_struct to add + * + * This function is used to add fixed kernel vm area to vmlist before + * vmalloc_init() is called. @vm->addr, @vm->size, and @vm->flags + * should contain proper values and the other fields should be zero. + * + * DO NOT USE THIS FUNCTION UNLESS YOU KNOW WHAT YOU'RE DOING. + */ +void __init vm_area_add_early(struct vm_struct *vm) +{ + struct vm_struct *tmp, **p; + + BUG_ON(vmap_initialized); + for (p = &vmlist; (tmp = *p) != NULL; p = &tmp->next) { + if (tmp->addr >= vm->addr) { + BUG_ON(tmp->addr < vm->addr + vm->size); + break; + } else + BUG_ON(tmp->addr + tmp->size > vm->addr); + } + vm->next = *p; + *p = vm; +} + +/** * vm_area_register_early - register vmap area early during boot * @vm: vm_struct to register * @align: requested alignment @@ -1139,8 +1165,7 @@ void __init vm_area_register_early(struct vm_struct *vm, size_t align) vm->addr = (void *)addr; - vm->next = vmlist; - vmlist = vm; + vm_area_add_early(vm); } void __init vmalloc_init(void) |