omap3: Add support for OMAP3Stalker boards
authorJason <lzg@ema-tech.com>
Mon, 17 May 2010 06:39:09 +0000 (14:39 +0800)
committerTony Lindgren <tony@atomide.com>
Thu, 20 May 2010 18:21:22 +0000 (11:21 -0700)
Add support for OMAP3Stalker boards

Signed-off-by: Jason Lam <lzg@ema-tech.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
arch/arm/mach-omap2/Kconfig
arch/arm/mach-omap2/Makefile
arch/arm/mach-omap2/board-omap3stalker.c [new file with mode: 0644]

index 99abac2a8c53cb27b1824753f06ba8e9b196ea0a..b31b6f1231227dd66b38b691a8b63c4e775963c9 100644 (file)
@@ -142,6 +142,12 @@ config MACH_IGEP0020
        depends on ARCH_OMAP3
        select OMAP_PACKAGE_CBB
 
+config MACH_SBC3530
+       bool "OMAP3 SBC STALKER board"
+       depends on ARCH_OMAP3
+       select OMAP_PACKAGE_CUS
+       select OMAP_MUX
+
 config MACH_OMAP_3630SDP
        bool "OMAP3630 SDP board"
        depends on ARCH_OMAP3
index a799453493683e59d098d759613a49b0b212b0f6..d28e9e5702a0b52e78b8d42611db2b488ee923b3 100644 (file)
@@ -142,6 +142,8 @@ obj-$(CONFIG_MACH_OMAP_4430SDP)             += board-4430sdp.o \
 
 obj-$(CONFIG_MACH_OMAP3517EVM)         += board-am3517evm.o
 
+obj-$(CONFIG_MACH_SBC3530)             += board-omap3stalker.o \
+                                          hsmmc.o
 # Platform specific device init code
 obj-y                                  += usb-musb.o
 obj-$(CONFIG_MACH_OMAP2_TUSB6010)      += usb-tusb6010.o
diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c
new file mode 100644 (file)
index 0000000..f848ba8
--- /dev/null
@@ -0,0 +1,672 @@
+/*
+ * linux/arch/arm/mach-omap2/board-omap3evm.c
+ *
+ * Copyright (C) 2008 Guangzhou EMA-Tech
+ *
+ * Modified from mach-omap2/board-omap3evm.c
+ *
+ * Initial code: Syed Mohammed Khasim
+ *
+ * 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/leds.h>
+#include <linux/gpio.h>
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
+
+#include <linux/regulator/machine.h>
+#include <linux/i2c/twl.h>
+
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/flash.h>
+
+#include <plat/board.h>
+#include <plat/common.h>
+#include <plat/gpmc.h>
+#include <plat/nand.h>
+#include <plat/usb.h>
+#include <plat/timer-gp.h>
+#include <plat/display.h>
+
+#include <plat/mcspi.h>
+#include <linux/input/matrix_keypad.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
+#include <linux/interrupt.h>
+#include <linux/smsc911x.h>
+#include <linux/i2c/at24.h>
+
+#include "sdram-micron-mt46h32m32lf-6.h"
+#include "mux.h"
+#include "hsmmc.h"
+
+#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
+#define OMAP3STALKER_ETHR_START        0x2c000000
+#define OMAP3STALKER_ETHR_SIZE 1024
+#define OMAP3STALKER_ETHR_GPIO_IRQ     19
+#define OMAP3STALKER_SMC911X_CS        5
+
+static struct resource omap3stalker_smsc911x_resources[] = {
+       [0] = {
+              .start   = OMAP3STALKER_ETHR_START,
+              .end     =
+              (OMAP3STALKER_ETHR_START + OMAP3STALKER_ETHR_SIZE - 1),
+              .flags   = IORESOURCE_MEM,
+       },
+       [1] = {
+              .start   = OMAP_GPIO_IRQ(OMAP3STALKER_ETHR_GPIO_IRQ),
+              .end     = OMAP_GPIO_IRQ(OMAP3STALKER_ETHR_GPIO_IRQ),
+              .flags   = (IORESOURCE_IRQ | IRQF_TRIGGER_LOW),
+       },
+};
+
+static struct smsc911x_platform_config smsc911x_config = {
+       .phy_interface  = PHY_INTERFACE_MODE_MII,
+       .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
+       .irq_type       = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
+       .flags          = (SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS),
+};
+
+static struct platform_device omap3stalker_smsc911x_device = {
+       .name           = "smsc911x",
+       .id             = -1,
+       .num_resources  = ARRAY_SIZE(omap3stalker_smsc911x_resources),
+       .resource       = &omap3stalker_smsc911x_resources[0],
+       .dev            = {
+               .platform_data  = &smsc911x_config,
+       },
+};
+
+static inline void __init omap3stalker_init_eth(void)
+{
+       int eth_cs;
+       struct clk *l3ck;
+       unsigned int rate;
+
+       eth_cs = OMAP3STALKER_SMC911X_CS;
+
+       l3ck = clk_get(NULL, "l3_ck");
+       if (IS_ERR(l3ck))
+               rate = 100000000;
+       else
+               rate = clk_get_rate(l3ck);
+
+       omap_mux_init_gpio(19, OMAP_PIN_INPUT_PULLUP);
+       if (gpio_request(OMAP3STALKER_ETHR_GPIO_IRQ, "SMC911x irq") < 0) {
+               printk(KERN_ERR
+                      "Failed to request GPIO%d for smc911x IRQ\n",
+                      OMAP3STALKER_ETHR_GPIO_IRQ);
+               return;
+       }
+
+       gpio_direction_input(OMAP3STALKER_ETHR_GPIO_IRQ);
+
+       platform_device_register(&omap3stalker_smsc911x_device);
+}
+
+#else
+static inline void __init omap3stalker_init_eth(void)
+{
+       return;
+}
+#endif
+
+/*
+ * OMAP3 DSS control signals
+ */
+
+#define DSS_ENABLE_GPIO        199
+#define LCD_PANEL_BKLIGHT_GPIO 210
+#define ENABLE_VPLL2_DEV_GRP   0xE0
+
+static int lcd_enabled;
+static int dvi_enabled;
+
+static void __init omap3_stalker_display_init(void)
+{
+       return;
+}
+
+static int omap3_stalker_enable_lcd(struct omap_dss_device *dssdev)
+{
+       if (dvi_enabled) {
+               printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
+               return -EINVAL;
+       }
+       gpio_set_value(DSS_ENABLE_GPIO, 1);
+       gpio_set_value(LCD_PANEL_BKLIGHT_GPIO, 1);
+       lcd_enabled = 1;
+       return 0;
+}
+
+static void omap3_stalker_disable_lcd(struct omap_dss_device *dssdev)
+{
+       gpio_set_value(DSS_ENABLE_GPIO, 0);
+       gpio_set_value(LCD_PANEL_BKLIGHT_GPIO, 0);
+       lcd_enabled = 0;
+}
+
+static struct omap_dss_device omap3_stalker_lcd_device = {
+       .name                   = "lcd",
+       .driver_name            = "generic_panel",
+       .phy.dpi.data_lines     = 24,
+       .type                   = OMAP_DISPLAY_TYPE_DPI,
+       .platform_enable        = omap3_stalker_enable_lcd,
+       .platform_disable       = omap3_stalker_disable_lcd,
+};
+
+static int omap3_stalker_enable_tv(struct omap_dss_device *dssdev)
+{
+       return 0;
+}
+
+static void omap3_stalker_disable_tv(struct omap_dss_device *dssdev)
+{
+}
+
+static struct omap_dss_device omap3_stalker_tv_device = {
+       .name                   = "tv",
+       .driver_name            = "venc",
+       .type                   = OMAP_DISPLAY_TYPE_VENC,
+#if defined(CONFIG_OMAP2_VENC_OUT_TYPE_SVIDEO)
+       .phy.venc.type          = OMAP_DSS_VENC_TYPE_SVIDEO,
+#elif defined(CONFIG_OMAP2_VENC_OUT_TYPE_COMPOSITE)
+       .u.venc.type            = OMAP_DSS_VENC_TYPE_COMPOSITE,
+#endif
+       .platform_enable        = omap3_stalker_enable_tv,
+       .platform_disable       = omap3_stalker_disable_tv,
+};
+
+static int omap3_stalker_enable_dvi(struct omap_dss_device *dssdev)
+{
+       if (lcd_enabled) {
+               printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
+               return -EINVAL;
+       }
+       gpio_set_value(DSS_ENABLE_GPIO, 1);
+       dvi_enabled = 1;
+       return 0;
+}
+
+static void omap3_stalker_disable_dvi(struct omap_dss_device *dssdev)
+{
+       gpio_set_value(DSS_ENABLE_GPIO, 0);
+       dvi_enabled = 0;
+}
+
+static struct omap_dss_device omap3_stalker_dvi_device = {
+       .name                   = "dvi",
+       .driver_name            = "generic_panel",
+       .type                   = OMAP_DISPLAY_TYPE_DPI,
+       .phy.dpi.data_lines     = 24,
+       .platform_enable        = omap3_stalker_enable_dvi,
+       .platform_disable       = omap3_stalker_disable_dvi,
+};
+
+static struct omap_dss_device *omap3_stalker_dss_devices[] = {
+       &omap3_stalker_lcd_device,
+       &omap3_stalker_tv_device,
+       &omap3_stalker_dvi_device,
+};
+
+static struct omap_dss_board_info omap3_stalker_dss_data = {
+       .num_devices    = ARRAY_SIZE(omap3_stalker_dss_devices),
+       .devices        = omap3_stalker_dss_devices,
+       .default_device = &omap3_stalker_dvi_device,
+};
+
+static struct platform_device omap3_stalker_dss_device = {
+       .name   = "omapdss",
+       .id     = -1,
+       .dev    = {
+               .platform_data  = &omap3_stalker_dss_data,
+       },
+};
+
+static struct regulator_consumer_supply omap3stalker_vmmc1_supply = {
+       .supply         = "vmmc",
+};
+
+static struct regulator_consumer_supply omap3stalker_vsim_supply = {
+       .supply         = "vmmc_aux",
+};
+
+/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
+static struct regulator_init_data omap3stalker_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      = &omap3stalker_vmmc1_supply,
+};
+
+/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
+static struct regulator_init_data omap3stalker_vsim = {
+       .constraints            = {
+               .min_uV                 = 1800000,
+               .max_uV                 = 3000000,
+               .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      = &omap3stalker_vsim_supply,
+};
+
+static struct omap2_hsmmc_info mmc[] = {
+       {
+        .mmc           = 1,
+        .wires         = 4,
+        .gpio_cd       = -EINVAL,
+        .gpio_wp       = 23,
+        },
+       {}                      /* Terminator */
+};
+
+static struct gpio_keys_button gpio_buttons[] = {
+       {
+        .code          = BTN_EXTRA,
+        .gpio          = 18,
+        .desc          = "user",
+        .wakeup        = 1,
+        },
+};
+
+static struct gpio_keys_platform_data gpio_key_info = {
+       .buttons        = gpio_buttons,
+       .nbuttons       = ARRAY_SIZE(gpio_buttons),
+};
+
+static struct platform_device keys_gpio = {
+       .name           = "gpio-keys",
+       .id             = -1,
+       .dev            = {
+               .platform_data  = &gpio_key_info,
+       },
+};
+
+static struct gpio_led gpio_leds[] = {
+       {
+        .name                  = "stalker:D8:usr0",
+        .default_trigger       = "default-on",
+        .gpio                  = 126,
+        },
+       {
+        .name                  = "stalker:D9:usr1",
+        .default_trigger       = "default-on",
+        .gpio                  = 127,
+        },
+       {
+        .name                  = "stalker:D3:mmc0",
+        .gpio                  = -EINVAL,      /* gets replaced */
+        .active_low            = true,
+        .default_trigger       = "mmc0",
+        },
+       {
+        .name                  = "stalker:D4:heartbeat",
+        .gpio                  = -EINVAL,      /* gets replaced */
+        .active_low            = true,
+        .default_trigger       = "heartbeat",
+        },
+};
+
+static struct gpio_led_platform_data gpio_led_info = {
+       .leds           = gpio_leds,
+       .num_leds       = ARRAY_SIZE(gpio_leds),
+};
+
+static struct platform_device leds_gpio = {
+       .name   = "leds-gpio",
+       .id     = -1,
+       .dev    = {
+               .platform_data  = &gpio_led_info,
+       },
+};
+
+static int
+omap3stalker_twl_gpio_setup(struct device *dev,
+                           unsigned gpio, unsigned ngpio)
+{
+       /* gpio + 0 is "mmc0_cd" (input/IRQ) */
+       omap_mux_init_gpio(23, OMAP_PIN_INPUT);
+       mmc[0].gpio_cd = gpio + 0;
+       omap2_hsmmc_init(mmc);
+
+       /* link regulators to MMC adapters */
+       omap3stalker_vmmc1_supply.dev = mmc[0].dev;
+       omap3stalker_vsim_supply.dev = mmc[0].dev;
+
+       /*
+        * Most GPIOs are for USB OTG.  Some are mostly sent to
+        * the P2 connector; notably LEDA for the LCD backlight.
+        */
+
+       /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
+       gpio_request(gpio + TWL4030_GPIO_MAX, "EN_LCD_BKL");
+       gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0);
+
+       /* gpio + 7 == DVI Enable */
+       gpio_request(gpio + 7, "EN_DVI");
+       gpio_direction_output(gpio + 7, 0);
+
+       /* TWL4030_GPIO_MAX + 1 == ledB (out, mmc0) */
+       gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
+       /* GPIO + 13 == ledsync (out, heartbeat) */
+       gpio_leds[3].gpio = gpio + 13;
+
+       platform_device_register(&leds_gpio);
+       return 0;
+}
+
+static struct twl4030_gpio_platform_data omap3stalker_gpio_data = {
+       .gpio_base      = OMAP_MAX_GPIO_LINES,
+       .irq_base       = TWL4030_GPIO_IRQ_BASE,
+       .irq_end        = TWL4030_GPIO_IRQ_END,
+       .use_leds       = true,
+       .setup          = omap3stalker_twl_gpio_setup,
+};
+
+static struct twl4030_usb_data omap3stalker_usb_data = {
+       .usb_mode       = T2_USB_MODE_ULPI,
+};
+
+static int board_keymap[] = {
+       KEY(0, 0, KEY_LEFT),
+       KEY(0, 1, KEY_DOWN),
+       KEY(0, 2, KEY_ENTER),
+       KEY(0, 3, KEY_M),
+
+       KEY(1, 0, KEY_RIGHT),
+       KEY(1, 1, KEY_UP),
+       KEY(1, 2, KEY_I),
+       KEY(1, 3, KEY_N),
+
+       KEY(2, 0, KEY_A),
+       KEY(2, 1, KEY_E),
+       KEY(2, 2, KEY_J),
+       KEY(2, 3, KEY_O),
+
+       KEY(3, 0, KEY_B),
+       KEY(3, 1, KEY_F),
+       KEY(3, 2, KEY_K),
+       KEY(3, 3, KEY_P)
+};
+
+static struct matrix_keymap_data board_map_data = {
+       .keymap         = board_keymap,
+       .keymap_size    = ARRAY_SIZE(board_keymap),
+};
+
+static struct twl4030_keypad_data omap3stalker_kp_data = {
+       .keymap_data    = &board_map_data,
+       .rows           = 4,
+       .cols           = 4,
+       .rep            = 1,
+};
+
+static struct twl4030_madc_platform_data omap3stalker_madc_data = {
+       .irq_line       = 1,
+};
+
+static struct twl4030_codec_audio_data omap3stalker_audio_data = {
+       .audio_mclk     = 26000000,
+};
+
+static struct twl4030_codec_data omap3stalker_codec_data = {
+       .audio_mclk     = 26000000,
+       .audio          = &omap3stalker_audio_data,
+};
+
+static struct regulator_consumer_supply omap3_stalker_vdda_dac_supply = {
+       .supply         = "vdda_dac",
+       .dev            = &omap3_stalker_dss_device.dev,
+};
+
+/* VDAC for DSS driving S-Video */
+static struct regulator_init_data omap3_stalker_vdac = {
+       .constraints            = {
+               .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      = &omap3_stalker_vdda_dac_supply,
+};
+
+/* VPLL2 for digital video outputs */
+static struct regulator_consumer_supply omap3_stalker_vpll2_supply = {
+       .supply         = "vdds_dsi",
+       .dev            = &omap3_stalker_lcd_device.dev,
+};
+
+static struct regulator_init_data omap3_stalker_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      = &omap3_stalker_vpll2_supply,
+};
+
+static struct twl4030_platform_data omap3stalker_twldata = {
+       .irq_base       = TWL4030_IRQ_BASE,
+       .irq_end        = TWL4030_IRQ_END,
+
+       /* platform_data for children goes here */
+       .keypad         = &omap3stalker_kp_data,
+       .madc           = &omap3stalker_madc_data,
+       .usb            = &omap3stalker_usb_data,
+       .gpio           = &omap3stalker_gpio_data,
+       .codec          = &omap3stalker_codec_data,
+       .vdac           = &omap3_stalker_vdac,
+       .vpll2          = &omap3_stalker_vpll2,
+};
+
+static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo[] = {
+       {
+        I2C_BOARD_INFO("twl4030", 0x48),
+        .flags         = I2C_CLIENT_WAKE,
+        .irq           = INT_34XX_SYS_NIRQ,
+        .platform_data = &omap3stalker_twldata,
+        },
+};
+
+static struct at24_platform_data fram_info = {
+       .byte_len       = (64 * 1024) / 8,
+       .page_size      = 8192,
+       .flags          = AT24_FLAG_ADDR16 | AT24_FLAG_IRUGO,
+};
+
+static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo3[] = {
+       {
+        I2C_BOARD_INFO("24c64", 0x50),
+        .flags         = I2C_CLIENT_WAKE,
+        .platform_data = &fram_info,
+        },
+};
+
+static int __init omap3_stalker_i2c_init(void)
+{
+       /*
+        * REVISIT: These entries can be set in omap3evm_twl_data
+        * after a merge with MFD tree
+        */
+       omap3stalker_twldata.vmmc1 = &omap3stalker_vmmc1;
+       omap3stalker_twldata.vsim = &omap3stalker_vsim;
+
+       omap_register_i2c_bus(1, 2600, omap3stalker_i2c_boardinfo,
+                             ARRAY_SIZE(omap3stalker_i2c_boardinfo));
+       omap_register_i2c_bus(2, 400, NULL, 0);
+       omap_register_i2c_bus(3, 400, omap3stalker_i2c_boardinfo3,
+                             ARRAY_SIZE(omap3stalker_i2c_boardinfo3));
+       return 0;
+}
+
+#define OMAP3_STALKER_TS_GPIO  175
+static void ads7846_dev_init(void)
+{
+       if (gpio_request(OMAP3_STALKER_TS_GPIO, "ADS7846 pendown") < 0)
+               printk(KERN_ERR "can't get ads7846 pen down GPIO\n");
+
+       gpio_direction_input(OMAP3_STALKER_TS_GPIO);
+
+       omap_set_gpio_debounce(OMAP3_STALKER_TS_GPIO, 1);
+       omap_set_gpio_debounce_time(OMAP3_STALKER_TS_GPIO, 0xa);
+}
+
+static int ads7846_get_pendown_state(void)
+{
+       return !gpio_get_value(OMAP3_STALKER_TS_GPIO);
+}
+
+static struct ads7846_platform_data ads7846_config = {
+       .x_max                  = 0x0fff,
+       .y_max                  = 0x0fff,
+       .x_plate_ohms           = 180,
+       .pressure_max           = 255,
+       .debounce_max           = 10,
+       .debounce_tol           = 3,
+       .debounce_rep           = 1,
+       .get_pendown_state      = ads7846_get_pendown_state,
+       .keep_vref_on           = 1,
+       .settle_delay_usecs     = 150,
+};
+
+static struct omap2_mcspi_device_config ads7846_mcspi_config = {
+       .turbo_mode             = 0,
+       .single_channel         = 1,    /* 0: slave, 1: master */
+};
+
+struct spi_board_info omap3stalker_spi_board_info[] = {
+       [0] = {
+              .modalias        = "ads7846",
+              .bus_num         = 1,
+              .chip_select     = 0,
+              .max_speed_hz    = 1500000,
+              .controller_data = &ads7846_mcspi_config,
+              .irq             = OMAP_GPIO_IRQ(OMAP3_STALKER_TS_GPIO),
+              .platform_data   = &ads7846_config,
+       },
+};
+
+static struct omap_board_config_kernel omap3_stalker_config[] __initdata = {
+};
+
+static void __init omap3_stalker_init_irq(void)
+{
+       omap_board_config = omap3_stalker_config;
+       omap_board_config_size = ARRAY_SIZE(omap3_stalker_config);
+       omap2_init_common_hw(mt46h32m32lf6_sdrc_params, NULL);
+       omap_init_irq();
+#ifdef CONFIG_OMAP_32K_TIMER
+       omap2_gp_clockevent_set_gptimer(12);
+#endif
+       omap_gpio_init();
+}
+
+static struct platform_device *omap3_stalker_devices[] __initdata = {
+       &omap3_stalker_dss_device,
+       &keys_gpio,
+};
+
+static 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] = 21,
+       .reset_gpio_port[2] = -EINVAL,
+};
+
+#ifdef CONFIG_OMAP_MUX
+static struct omap_board_mux board_mux[] __initdata = {
+       OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
+                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE),
+       OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
+                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE),
+       {.reg_offset = OMAP_MUX_TERMINATOR},
+};
+#else
+#define board_mux      NULL
+#endif
+
+static struct omap_musb_board_data musb_board_data = {
+       .interface_type = MUSB_INTERFACE_ULPI,
+       .mode           = MUSB_OTG,
+       .power          = 100,
+};
+
+static void __init omap3_stalker_init(void)
+{
+       omap3_mux_init(board_mux, OMAP_PACKAGE_CUS);
+
+       omap3_stalker_i2c_init();
+
+       platform_add_devices(omap3_stalker_devices,
+                            ARRAY_SIZE(omap3_stalker_devices));
+
+       spi_register_board_info(omap3stalker_spi_board_info,
+                               ARRAY_SIZE(omap3stalker_spi_board_info));
+
+       omap_serial_init();
+       usb_musb_init(&musb_board_data);
+       usb_ehci_init(&ehci_pdata);
+       ads7846_dev_init();
+
+       omap_mux_init_gpio(21, OMAP_PIN_OUTPUT);
+       omap_mux_init_gpio(18, OMAP_PIN_INPUT_PULLUP);
+
+       omap3stalker_init_eth();
+       omap3_stalker_display_init();
+/* Ensure SDRC pins are mux'd for self-refresh */
+       omap_mux_init_signal("sdr_cke0", OMAP_PIN_OUTPUT);
+       omap_mux_init_signal("sdr_cke1", OMAP_PIN_OUTPUT);
+}
+
+static void __init omap3_stalker_map_io(void)
+{
+       omap2_set_globals_343x();
+       omap34xx_map_common_io();
+}
+
+MACHINE_START(SBC3530, "OMAP3 STALKER")
+       /* Maintainer: Jason Lam -lzg@ema-tech.com */
+       .phys_io                = 0x48000000,
+       .io_pg_offst            = ((0xfa000000) >> 18) & 0xfffc,
+       .boot_params            = 0x80000100,
+       .map_io                 = omap3_stalker_map_io,
+       .init_irq               = omap3_stalker_init_irq,
+       .init_machine           = omap3_stalker_init,
+       .timer                  = &omap_timer,
+MACHINE_END