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-rw-r--r--arch/arm/mach-mvebu/board-v7.c35
-rw-r--r--arch/arm/mach-mvebu/pmsu.c4
2 files changed, 2 insertions, 37 deletions
diff --git a/arch/arm/mach-mvebu/board-v7.c b/arch/arm/mach-mvebu/board-v7.c
index 9f739f3cad4c..1648edd515a2 100644
--- a/arch/arm/mach-mvebu/board-v7.c
+++ b/arch/arm/mach-mvebu/board-v7.c
@@ -22,7 +22,6 @@
#include <linux/dma-mapping.h>
#include <linux/memblock.h>
#include <linux/mbus.h>
-#include <linux/signal.h>
#include <linux/slab.h>
#include <linux/irqchip.h>
#include <asm/hardware/cache-l2x0.h>
@@ -105,27 +104,6 @@ static void __init mvebu_memblock_reserve(void)
static void __init mvebu_memblock_reserve(void) {}
#endif
-/*
- * Early versions of Armada 375 SoC have a bug where the BootROM
- * leaves an external data abort pending. The kernel is hit by this
- * data abort as soon as it enters userspace, because it unmasks the
- * data aborts at this moment. We register a custom abort handler
- * below to ignore the first data abort to work around this
- * problem.
- */
-static int armada_375_external_abort_wa(unsigned long addr, unsigned int fsr,
- struct pt_regs *regs)
-{
- static int ignore_first;
-
- if (!ignore_first && fsr == 0x1406) {
- ignore_first = 1;
- return 0;
- }
-
- return 1;
-}
-
static void __init mvebu_init_irq(void)
{
irqchip_init();
@@ -134,17 +112,6 @@ static void __init mvebu_init_irq(void)
BUG_ON(mvebu_mbus_dt_init(coherency_available()));
}
-static void __init external_abort_quirk(void)
-{
- u32 dev, rev;
-
- if (mvebu_get_soc_id(&dev, &rev) == 0 && rev > ARMADA_375_Z1_REV)
- return;
-
- hook_fault_code(16 + 6, armada_375_external_abort_wa, SIGBUS, 0,
- "imprecise external abort");
-}
-
static void __init i2c_quirk(void)
{
struct device_node *np;
@@ -177,8 +144,6 @@ static void __init mvebu_dt_init(void)
{
if (of_machine_is_compatible("marvell,armadaxp"))
i2c_quirk();
- if (of_machine_is_compatible("marvell,a375-db"))
- external_abort_quirk();
of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
}
diff --git a/arch/arm/mach-mvebu/pmsu.c b/arch/arm/mach-mvebu/pmsu.c
index e8fdb9ceedf0..9658b5a11e38 100644
--- a/arch/arm/mach-mvebu/pmsu.c
+++ b/arch/arm/mach-mvebu/pmsu.c
@@ -296,11 +296,11 @@ int armada_370_xp_pmsu_idle_enter(unsigned long deepidle)
/* Test the CR_C bit and set it if it was cleared */
asm volatile(
"mrc p15, 0, r0, c1, c0, 0 \n\t"
- "tst r0, #(1 << 2) \n\t"
+ "tst r0, %0 \n\t"
"orreq r0, r0, #(1 << 2) \n\t"
"mcreq p15, 0, r0, c1, c0, 0 \n\t"
"isb "
- : : : "r0");
+ : : "Ir" (CR_C) : "r0");
pr_debug("Failed to suspend the system\n");