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-rw-r--r--arch/arm/mach-omap2/board-igep0020.c549
1 files changed, 549 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c
new file mode 100644
index 000000000000..3c7789d45051
--- /dev/null
+++ b/arch/arm/mach-omap2/board-igep0020.c
@@ -0,0 +1,549 @@
+/*
+ * Copyright (C) 2009 Integration Software and Electronic Engineering.
+ *
+ * Modified from mach-omap2/board-generic.c
+ *
+ * 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/platform_device.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <linux/gpio.h>
+#include <linux/interrupt.h>
+
+#include <linux/regulator/machine.h>
+#include <linux/i2c/twl.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+
+#include <plat/board.h>
+#include <plat/common.h>
+#include <plat/gpmc.h>
+#include <plat/usb.h>
+#include <plat/display.h>
+#include <plat/onenand.h>
+
+#include "mux.h"
+#include "hsmmc.h"
+#include "sdram-numonyx-m65kxxxxam.h"
+
+#define IGEP2_SMSC911X_CS 5
+#define IGEP2_SMSC911X_GPIO 176
+#define IGEP2_GPIO_USBH_NRESET 24
+#define IGEP2_GPIO_LED0_GREEN 26
+#define IGEP2_GPIO_LED0_RED 27
+#define IGEP2_GPIO_LED1_RED 28
+#define IGEP2_GPIO_DVI_PUP 170
+#define IGEP2_GPIO_WIFI_NPD 94
+#define IGEP2_GPIO_WIFI_NRESET 95
+
+#if defined(CONFIG_MTD_ONENAND_OMAP2) || \
+ defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
+
+#define ONENAND_MAP 0x20000000
+
+/* NAND04GR4E1A ( x2 Flash built-in COMBO POP MEMORY )
+ * Since the device is equipped with two DataRAMs, and two-plane NAND
+ * Flash memory array, these two component enables simultaneous program
+ * of 4KiB. Plane1 has only even blocks such as block0, block2, block4
+ * while Plane2 has only odd blocks such as block1, block3, block5.
+ * So MTD regards it as 4KiB page size and 256KiB block size 64*(2*2048)
+ */
+
+static struct mtd_partition igep2_onenand_partitions[] = {
+ {
+ .name = "X-Loader",
+ .offset = 0,
+ .size = 2 * (64*(2*2048))
+ },
+ {
+ .name = "U-Boot",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 6 * (64*(2*2048)),
+ },
+ {
+ .name = "Environment",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 2 * (64*(2*2048)),
+ },
+ {
+ .name = "Kernel",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 12 * (64*(2*2048)),
+ },
+ {
+ .name = "File System",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
+static int igep2_onenand_setup(void __iomem *onenand_base, int freq)
+{
+ /* nothing is required to be setup for onenand as of now */
+ return 0;
+}
+
+static struct omap_onenand_platform_data igep2_onenand_data = {
+ .parts = igep2_onenand_partitions,
+ .nr_parts = ARRAY_SIZE(igep2_onenand_partitions),
+ .onenand_setup = igep2_onenand_setup,
+ .dma_channel = -1, /* disable DMA in OMAP OneNAND driver */
+};
+
+static struct platform_device igep2_onenand_device = {
+ .name = "omap2-onenand",
+ .id = -1,
+ .dev = {
+ .platform_data = &igep2_onenand_data,
+ },
+};
+
+void __init igep2_flash_init(void)
+{
+ u8 cs = 0;
+ u8 onenandcs = GPMC_CS_NUM + 1;
+
+ while (cs < GPMC_CS_NUM) {
+ u32 ret = 0;
+ ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
+
+ /* Check if NAND/oneNAND is configured */
+ if ((ret & 0xC00) == 0x800)
+ /* NAND found */
+ pr_err("IGEP v2: Unsupported NAND found\n");
+ else {
+ ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG7);
+ if ((ret & 0x3F) == (ONENAND_MAP >> 24))
+ /* ONENAND found */
+ onenandcs = cs;
+ }
+ cs++;
+ }
+ if (onenandcs > GPMC_CS_NUM) {
+ pr_err("IGEP v2: Unable to find configuration in GPMC\n");
+ return;
+ }
+
+ if (onenandcs < GPMC_CS_NUM) {
+ igep2_onenand_data.cs = onenandcs;
+ if (platform_device_register(&igep2_onenand_device) < 0)
+ pr_err("IGEP v2: Unable to register OneNAND device\n");
+ }
+}
+
+#else
+void __init igep2_flash_init(void) {}
+#endif
+
+#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
+
+#include <linux/smsc911x.h>
+
+static struct smsc911x_platform_config igep2_smsc911x_config = {
+ .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
+ .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
+ .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS ,
+ .phy_interface = PHY_INTERFACE_MODE_MII,
+};
+
+static struct resource igep2_smsc911x_resources[] = {
+ {
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = OMAP_GPIO_IRQ(IGEP2_SMSC911X_GPIO),
+ .end = OMAP_GPIO_IRQ(IGEP2_SMSC911X_GPIO),
+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
+ },
+};
+
+static struct platform_device igep2_smsc911x_device = {
+ .name = "smsc911x",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(igep2_smsc911x_resources),
+ .resource = igep2_smsc911x_resources,
+ .dev = {
+ .platform_data = &igep2_smsc911x_config,
+ },
+};
+
+static inline void __init igep2_init_smsc911x(void)
+{
+ unsigned long cs_mem_base;
+
+ if (gpmc_cs_request(IGEP2_SMSC911X_CS, SZ_16M, &cs_mem_base) < 0) {
+ pr_err("IGEP v2: Failed request for GPMC mem for smsc911x\n");
+ gpmc_cs_free(IGEP2_SMSC911X_CS);
+ return;
+ }
+
+ igep2_smsc911x_resources[0].start = cs_mem_base + 0x0;
+ igep2_smsc911x_resources[0].end = cs_mem_base + 0xff;
+
+ if ((gpio_request(IGEP2_SMSC911X_GPIO, "SMSC911X IRQ") == 0) &&
+ (gpio_direction_input(IGEP2_SMSC911X_GPIO) == 0)) {
+ gpio_export(IGEP2_SMSC911X_GPIO, 0);
+ } else {
+ pr_err("IGEP v2: Could not obtain gpio for for SMSC911X IRQ\n");
+ return;
+ }
+
+ platform_device_register(&igep2_smsc911x_device);
+}
+
+#else
+static inline void __init igep2_init_smsc911x(void) { }
+#endif
+
+static struct omap_board_config_kernel igep2_config[] __initdata = {
+};
+
+static struct regulator_consumer_supply igep2_vmmc1_supply = {
+ .supply = "vmmc",
+};
+
+static struct regulator_consumer_supply igep2_vmmc2_supply = {
+ .supply = "vmmc",
+};
+
+/* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
+static struct regulator_init_data igep2_vmmc1 = {
+ .constraints = {
+ .min_uV = 1850000,
+ .max_uV = 3150000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
+ | REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = &igep2_vmmc1_supply,
+};
+
+/* VMMC2 for OMAP VDD_MMC2 (i/o) and MMC2 WIFI */
+static struct regulator_init_data igep2_vmmc2 = {
+ .constraints = {
+ .min_uV = 1850000,
+ .max_uV = 3150000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
+ | REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = &igep2_vmmc2_supply,
+};
+
+static struct omap2_hsmmc_info mmc[] = {
+ {
+ .mmc = 1,
+ .wires = 4,
+ .gpio_cd = -EINVAL,
+ .gpio_wp = -EINVAL,
+ },
+ {
+ .mmc = 2,
+ .wires = 4,
+ .gpio_cd = -EINVAL,
+ .gpio_wp = -EINVAL,
+ },
+ {} /* Terminator */
+};
+
+static int igep2_twl_gpio_setup(struct device *dev,
+ unsigned gpio, unsigned ngpio)
+{
+ /* gpio + 0 is "mmc0_cd" (input/IRQ) */
+ mmc[0].gpio_cd = gpio + 0;
+ omap2_hsmmc_init(mmc);
+
+ /* link regulators to MMC adapters ... we "know" the
+ * regulators will be set up only *after* we return.
+ */
+ igep2_vmmc1_supply.dev = mmc[0].dev;
+ igep2_vmmc2_supply.dev = mmc[1].dev;
+
+ return 0;
+};
+
+static struct twl4030_gpio_platform_data igep2_gpio_data = {
+ .gpio_base = OMAP_MAX_GPIO_LINES,
+ .irq_base = TWL4030_GPIO_IRQ_BASE,
+ .irq_end = TWL4030_GPIO_IRQ_END,
+ .use_leds = false,
+ .setup = igep2_twl_gpio_setup,
+};
+
+static struct twl4030_usb_data igep2_usb_data = {
+ .usb_mode = T2_USB_MODE_ULPI,
+};
+
+static int igep2_enable_dvi(struct omap_dss_device *dssdev)
+{
+ gpio_direction_output(IGEP2_GPIO_DVI_PUP, 1);
+
+ return 0;
+}
+
+static void igep2_disable_dvi(struct omap_dss_device *dssdev)
+{
+ gpio_direction_output(IGEP2_GPIO_DVI_PUP, 0);
+}
+
+static struct omap_dss_device igep2_dvi_device = {
+ .type = OMAP_DISPLAY_TYPE_DPI,
+ .name = "dvi",
+ .driver_name = "generic_panel",
+ .phy.dpi.data_lines = 24,
+ .platform_enable = igep2_enable_dvi,
+ .platform_disable = igep2_disable_dvi,
+};
+
+static struct omap_dss_device *igep2_dss_devices[] = {
+ &igep2_dvi_device
+};
+
+static struct omap_dss_board_info igep2_dss_data = {
+ .num_devices = ARRAY_SIZE(igep2_dss_devices),
+ .devices = igep2_dss_devices,
+ .default_device = &igep2_dvi_device,
+};
+
+static struct platform_device igep2_dss_device = {
+ .name = "omapdss",
+ .id = -1,
+ .dev = {
+ .platform_data = &igep2_dss_data,
+ },
+};
+
+static struct regulator_consumer_supply igep2_vpll2_supply = {
+ .supply = "vdds_dsi",
+ .dev = &igep2_dss_device.dev,
+};
+
+static struct regulator_init_data igep2_vpll2 = {
+ .constraints = {
+ .name = "VDVI",
+ .min_uV = 1800000,
+ .max_uV = 1800000,
+ .apply_uV = true,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = &igep2_vpll2_supply,
+};
+
+static void __init igep2_display_init(void)
+{
+ if (gpio_request(IGEP2_GPIO_DVI_PUP, "GPIO_DVI_PUP") &&
+ gpio_direction_output(IGEP2_GPIO_DVI_PUP, 1))
+ pr_err("IGEP v2: Could not obtain gpio GPIO_DVI_PUP\n");
+}
+
+#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
+#include <linux/leds.h>
+
+static struct gpio_led igep2_gpio_leds[] = {
+ {
+ .name = "led0:red",
+ .gpio = IGEP2_GPIO_LED0_RED,
+ },
+ {
+ .name = "led0:green",
+ .default_trigger = "heartbeat",
+ .gpio = IGEP2_GPIO_LED0_GREEN,
+ },
+ {
+ .name = "led1:red",
+ .gpio = IGEP2_GPIO_LED1_RED,
+ },
+};
+
+static struct gpio_led_platform_data igep2_led_pdata = {
+ .leds = igep2_gpio_leds,
+ .num_leds = ARRAY_SIZE(igep2_gpio_leds),
+};
+
+static struct platform_device igep2_led_device = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &igep2_led_pdata,
+ },
+};
+
+static void __init igep2_init_led(void)
+{
+ platform_device_register(&igep2_led_device);
+}
+
+#else
+static inline void igep2_init_led(void) {}
+#endif
+
+static struct platform_device *igep2_devices[] __initdata = {
+ &igep2_dss_device,
+};
+
+static void __init igep2_init_irq(void)
+{
+ omap_board_config = igep2_config;
+ omap_board_config_size = ARRAY_SIZE(igep2_config);
+ omap2_init_common_hw(m65kxxxxam_sdrc_params, m65kxxxxam_sdrc_params);
+ omap_init_irq();
+ omap_gpio_init();
+}
+
+static struct twl4030_codec_audio_data igep2_audio_data = {
+ .audio_mclk = 26000000,
+};
+
+static struct twl4030_codec_data igep2_codec_data = {
+ .audio_mclk = 26000000,
+ .audio = &igep2_audio_data,
+};
+
+static struct twl4030_platform_data igep2_twldata = {
+ .irq_base = TWL4030_IRQ_BASE,
+ .irq_end = TWL4030_IRQ_END,
+
+ /* platform_data for children goes here */
+ .usb = &igep2_usb_data,
+ .codec = &igep2_codec_data,
+ .gpio = &igep2_gpio_data,
+ .vmmc1 = &igep2_vmmc1,
+ .vmmc2 = &igep2_vmmc2,
+ .vpll2 = &igep2_vpll2,
+
+};
+
+static struct i2c_board_info __initdata igep2_i2c_boardinfo[] = {
+ {
+ I2C_BOARD_INFO("twl4030", 0x48),
+ .flags = I2C_CLIENT_WAKE,
+ .irq = INT_34XX_SYS_NIRQ,
+ .platform_data = &igep2_twldata,
+ },
+};
+
+static int __init igep2_i2c_init(void)
+{
+ omap_register_i2c_bus(1, 2600, igep2_i2c_boardinfo,
+ ARRAY_SIZE(igep2_i2c_boardinfo));
+ /* Bus 3 is attached to the DVI port where devices like the pico DLP
+ * projector don't work reliably with 400kHz */
+ omap_register_i2c_bus(3, 100, NULL, 0);
+ return 0;
+}
+
+static struct omap_musb_board_data musb_board_data = {
+ .interface_type = MUSB_INTERFACE_ULPI,
+ .mode = MUSB_OTG,
+ .power = 100,
+};
+
+static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
+ .port_mode[0] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+ .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
+ .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+
+ .phy_reset = true,
+ .reset_gpio_port[0] = -EINVAL,
+ .reset_gpio_port[1] = IGEP2_GPIO_USBH_NRESET,
+ .reset_gpio_port[2] = -EINVAL,
+};
+
+#ifdef CONFIG_OMAP_MUX
+static struct omap_board_mux board_mux[] __initdata = {
+ { .reg_offset = OMAP_MUX_TERMINATOR },
+};
+#else
+#define board_mux NULL
+#endif
+
+static void __init igep2_init(void)
+{
+ omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
+ igep2_i2c_init();
+ platform_add_devices(igep2_devices, ARRAY_SIZE(igep2_devices));
+ omap_serial_init();
+ usb_musb_init(&musb_board_data);
+ usb_ehci_init(&ehci_pdata);
+
+ igep2_flash_init();
+ igep2_init_led();
+ igep2_display_init();
+ igep2_init_smsc911x();
+
+ /* GPIO userspace leds */
+#if !defined(CONFIG_LEDS_GPIO) && !defined(CONFIG_LEDS_GPIO_MODULE)
+ if ((gpio_request(IGEP2_GPIO_LED0_RED, "led0:red") == 0) &&
+ (gpio_direction_output(IGEP2_GPIO_LED0_RED, 1) == 0)) {
+ gpio_export(IGEP2_GPIO_LED0_RED, 0);
+ gpio_set_value(IGEP2_GPIO_LED0_RED, 0);
+ } else
+ pr_warning("IGEP v2: Could not obtain gpio GPIO_LED0_RED\n");
+
+ if ((gpio_request(IGEP2_GPIO_LED0_GREEN, "led0:green") == 0) &&
+ (gpio_direction_output(IGEP2_GPIO_LED0_GREEN, 1) == 0)) {
+ gpio_export(IGEP2_GPIO_LED0_GREEN, 0);
+ gpio_set_value(IGEP2_GPIO_LED0_GREEN, 0);
+ } else
+ pr_warning("IGEP v2: Could not obtain gpio GPIO_LED0_GREEN\n");
+
+ if ((gpio_request(IGEP2_GPIO_LED1_RED, "led1:red") == 0) &&
+ (gpio_direction_output(IGEP2_GPIO_LED1_RED, 1) == 0)) {
+ gpio_export(IGEP2_GPIO_LED1_RED, 0);
+ gpio_set_value(IGEP2_GPIO_LED1_RED, 0);
+ } else
+ pr_warning("IGEP v2: Could not obtain gpio GPIO_LED1_RED\n");
+#endif
+
+ /* GPIO W-LAN + Bluetooth combo module */
+ if ((gpio_request(IGEP2_GPIO_WIFI_NPD, "GPIO_WIFI_NPD") == 0) &&
+ (gpio_direction_output(IGEP2_GPIO_WIFI_NPD, 1) == 0)) {
+ gpio_export(IGEP2_GPIO_WIFI_NPD, 0);
+/* gpio_set_value(IGEP2_GPIO_WIFI_NPD, 0); */
+ } else
+ pr_warning("IGEP v2: Could not obtain gpio GPIO_WIFI_NPD\n");
+
+ if ((gpio_request(IGEP2_GPIO_WIFI_NRESET, "GPIO_WIFI_NRESET") == 0) &&
+ (gpio_direction_output(IGEP2_GPIO_WIFI_NRESET, 1) == 0)) {
+ gpio_export(IGEP2_GPIO_WIFI_NRESET, 0);
+ gpio_set_value(IGEP2_GPIO_WIFI_NRESET, 0);
+ udelay(10);
+ gpio_set_value(IGEP2_GPIO_WIFI_NRESET, 1);
+ } else
+ pr_warning("IGEP v2: Could not obtain gpio GPIO_WIFI_NRESET\n");
+}
+
+static void __init igep2_map_io(void)
+{
+ omap2_set_globals_343x();
+ omap34xx_map_common_io();
+}
+
+MACHINE_START(IGEP0020, "IGEP v2 board")
+ .phys_io = 0x48000000,
+ .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc,
+ .boot_params = 0x80000100,
+ .map_io = igep2_map_io,
+ .init_irq = igep2_init_irq,
+ .init_machine = igep2_init,
+ .timer = &omap_timer,
+MACHINE_END
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2025-04-27 21:33:02 +0200