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board-rx51-peripherals.c

/*
 * linux/arch/arm/mach-omap2/board-rx51-peripherals.c
 *
 * Copyright (C) 2008-2009 Nokia
 *
 * 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/input.h>
#include <linux/input/matrix_keypad.h>
#include <linux/spi/spi.h>
#include <linux/wl12xx.h>
#include <linux/i2c.h>
#include <linux/i2c/twl.h>
#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/regulator/machine.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/mmc/host.h>

#include <plat/mcspi.h>
#include <plat/board.h>
#include <plat/common.h>
#include <plat/dma.h>
#include <plat/gpmc.h>
#include <plat/onenand.h>
#include <plat/gpmc-smc91x.h>

#include <mach/board-rx51.h>

#include <sound/tlv320aic3x.h>
#include <sound/tpa6130a2-plat.h>

#include <../drivers/staging/iio/light/tsl2563.h>

#include "mux.h"
#include "hsmmc.h"

#define SYSTEM_REV_B_USES_VAUX3     0x1699
#define SYSTEM_REV_S_USES_VAUX3 0x8

#define RX51_WL1251_POWER_GPIO            87
#define RX51_WL1251_IRQ_GPIO        42

/* list all spi devices here */
enum {
      RX51_SPI_WL1251,
      RX51_SPI_MIPID,         /* LCD panel */
      RX51_SPI_TSC2005, /* Touch Controller */
};

static struct wl12xx_platform_data wl1251_pdata;

#if defined(CONFIG_SENSORS_TSL2563) || defined(CONFIG_SENSORS_TSL2563_MODULE)
static struct tsl2563_platform_data rx51_tsl2563_platform_data = {
      .cover_comp_gain = 16,
};
#endif

static struct omap2_mcspi_device_config wl1251_mcspi_config = {
      .turbo_mode = 0,
      .single_channel   = 1,
};

static struct omap2_mcspi_device_config mipid_mcspi_config = {
      .turbo_mode = 0,
      .single_channel   = 1,
};

static struct omap2_mcspi_device_config tsc2005_mcspi_config = {
      .turbo_mode = 0,
      .single_channel   = 1,
};

static struct spi_board_info rx51_peripherals_spi_board_info[] __initdata = {
      [RX51_SPI_WL1251] = {
            .modalias         = "wl1251",
            .bus_num          = 4,
            .chip_select            = 0,
            .max_speed_hz     = 48000000,
            .mode                   = SPI_MODE_3,
            .controller_data  = &wl1251_mcspi_config,
            .platform_data          = &wl1251_pdata,
      },
      [RX51_SPI_MIPID] = {
            .modalias         = "acx565akm",
            .bus_num          = 1,
            .chip_select            = 2,
            .max_speed_hz           = 6000000,
            .controller_data  = &mipid_mcspi_config,
      },
      [RX51_SPI_TSC2005] = {
            .modalias         = "tsc2005",
            .bus_num          = 1,
            .chip_select            = 0,
            /* .irq = OMAP_GPIO_IRQ(RX51_TSC2005_IRQ_GPIO),*/
            .max_speed_hz           = 6000000,
            .controller_data  = &tsc2005_mcspi_config,
            /* .platform_data = &tsc2005_config,*/
      },
};

static struct platform_device rx51_charger_device = {
      .name = "isp1704_charger",
};

#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)

#define RX51_GPIO_CAMERA_LENS_COVER 110
#define RX51_GPIO_CAMERA_FOCUS            68
#define RX51_GPIO_CAMERA_CAPTURE    69
#define RX51_GPIO_KEYPAD_SLIDE            71
#define RX51_GPIO_LOCK_BUTTON       113
#define RX51_GPIO_PROXIMITY         89

#define RX51_GPIO_DEBOUNCE_TIMEOUT  10

static struct gpio_keys_button rx51_gpio_keys[] = {
      {
            .desc             = "Camera Lens Cover",
            .type             = EV_SW,
            .code             = SW_CAMERA_LENS_COVER,
            .gpio             = RX51_GPIO_CAMERA_LENS_COVER,
            .active_low       = 1,
            .debounce_interval      = RX51_GPIO_DEBOUNCE_TIMEOUT,
      }, {
            .desc             = "Camera Focus",
            .type             = EV_KEY,
            .code             = KEY_CAMERA_FOCUS,
            .gpio             = RX51_GPIO_CAMERA_FOCUS,
            .active_low       = 1,
            .debounce_interval      = RX51_GPIO_DEBOUNCE_TIMEOUT,
      }, {
            .desc             = "Camera Capture",
            .type             = EV_KEY,
            .code             = KEY_CAMERA,
            .gpio             = RX51_GPIO_CAMERA_CAPTURE,
            .active_low       = 1,
            .debounce_interval      = RX51_GPIO_DEBOUNCE_TIMEOUT,
      }, {
            .desc             = "Lock Button",
            .type             = EV_KEY,
            .code             = KEY_SCREENLOCK,
            .gpio             = RX51_GPIO_LOCK_BUTTON,
            .active_low       = 1,
            .debounce_interval      = RX51_GPIO_DEBOUNCE_TIMEOUT,
      }, {
            .desc             = "Keypad Slide",
            .type             = EV_SW,
            .code             = SW_KEYPAD_SLIDE,
            .gpio             = RX51_GPIO_KEYPAD_SLIDE,
            .active_low       = 1,
            .debounce_interval      = RX51_GPIO_DEBOUNCE_TIMEOUT,
      }, {
            .desc             = "Proximity Sensor",
            .type             = EV_SW,
            .code             = SW_FRONT_PROXIMITY,
            .gpio             = RX51_GPIO_PROXIMITY,
            .active_low       = 0,
            .debounce_interval      = RX51_GPIO_DEBOUNCE_TIMEOUT,
      }
};

static struct gpio_keys_platform_data rx51_gpio_keys_data = {
      .buttons    = rx51_gpio_keys,
      .nbuttons   = ARRAY_SIZE(rx51_gpio_keys),
};

static struct platform_device rx51_gpio_keys_device = {
      .name = "gpio-keys",
      .id   = -1,
      .dev  = {
            .platform_data    = &rx51_gpio_keys_data,
      },
};

static void __init rx51_add_gpio_keys(void)
{
      platform_device_register(&rx51_gpio_keys_device);
}
#else
static void __init rx51_add_gpio_keys(void)
{
}
#endif /* CONFIG_KEYBOARD_GPIO || CONFIG_KEYBOARD_GPIO_MODULE */

static uint32_t board_keymap[] = {
      /*
       * Note that KEY(x, 8, KEY_XXX) entries represent "entrire row
       * connected to the ground" matrix state.
       */
      KEY(0, 0, KEY_Q),
      KEY(0, 1, KEY_O),
      KEY(0, 2, KEY_P),
      KEY(0, 3, KEY_COMMA),
      KEY(0, 4, KEY_BACKSPACE),
      KEY(0, 6, KEY_A),
      KEY(0, 7, KEY_S),

      KEY(1, 0, KEY_W),
      KEY(1, 1, KEY_D),
      KEY(1, 2, KEY_F),
      KEY(1, 3, KEY_G),
      KEY(1, 4, KEY_H),
      KEY(1, 5, KEY_J),
      KEY(1, 6, KEY_K),
      KEY(1, 7, KEY_L),

      KEY(2, 0, KEY_E),
      KEY(2, 1, KEY_DOT),
      KEY(2, 2, KEY_UP),
      KEY(2, 3, KEY_ENTER),
      KEY(2, 5, KEY_Z),
      KEY(2, 6, KEY_X),
      KEY(2, 7, KEY_C),
      KEY(2, 8, KEY_F9),

      KEY(3, 0, KEY_R),
      KEY(3, 1, KEY_V),
      KEY(3, 2, KEY_B),
      KEY(3, 3, KEY_N),
      KEY(3, 4, KEY_M),
      KEY(3, 5, KEY_SPACE),
      KEY(3, 6, KEY_SPACE),
      KEY(3, 7, KEY_LEFT),

      KEY(4, 0, KEY_T),
      KEY(4, 1, KEY_DOWN),
      KEY(4, 2, KEY_RIGHT),
      KEY(4, 4, KEY_LEFTCTRL),
      KEY(4, 5, KEY_RIGHTALT),
      KEY(4, 6, KEY_LEFTSHIFT),
      KEY(4, 8, KEY_F10),

      KEY(5, 0, KEY_Y),
      KEY(5, 8, KEY_F11),

      KEY(6, 0, KEY_U),

      KEY(7, 0, KEY_I),
      KEY(7, 1, KEY_F7),
      KEY(7, 2, KEY_F8),
};

static struct matrix_keymap_data board_map_data = {
      .keymap                 = board_keymap,
      .keymap_size            = ARRAY_SIZE(board_keymap),
};

static struct twl4030_keypad_data rx51_kp_data = {
      .keymap_data      = &board_map_data,
      .rows       = 8,
      .cols       = 8,
      .rep        = 1,
};

static struct twl4030_madc_platform_data rx51_madc_data = {
      .irq_line         = 1,
};

/* Enable input logic and pull all lines up when eMMC is on. */
static struct omap_board_mux rx51_mmc2_on_mux[] = {
      OMAP3_MUX(SDMMC2_CMD, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
      OMAP3_MUX(SDMMC2_DAT0, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
      OMAP3_MUX(SDMMC2_DAT1, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
      OMAP3_MUX(SDMMC2_DAT2, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
      OMAP3_MUX(SDMMC2_DAT3, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
      OMAP3_MUX(SDMMC2_DAT4, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
      OMAP3_MUX(SDMMC2_DAT5, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
      OMAP3_MUX(SDMMC2_DAT6, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
      OMAP3_MUX(SDMMC2_DAT7, OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
      { .reg_offset = OMAP_MUX_TERMINATOR },
};

/* Disable input logic and pull all lines down when eMMC is off. */
static struct omap_board_mux rx51_mmc2_off_mux[] = {
      OMAP3_MUX(SDMMC2_CMD, OMAP_PULL_ENA | OMAP_MUX_MODE0),
      OMAP3_MUX(SDMMC2_DAT0, OMAP_PULL_ENA | OMAP_MUX_MODE0),
      OMAP3_MUX(SDMMC2_DAT1, OMAP_PULL_ENA | OMAP_MUX_MODE0),
      OMAP3_MUX(SDMMC2_DAT2, OMAP_PULL_ENA | OMAP_MUX_MODE0),
      OMAP3_MUX(SDMMC2_DAT3, OMAP_PULL_ENA | OMAP_MUX_MODE0),
      OMAP3_MUX(SDMMC2_DAT4, OMAP_PULL_ENA | OMAP_MUX_MODE0),
      OMAP3_MUX(SDMMC2_DAT5, OMAP_PULL_ENA | OMAP_MUX_MODE0),
      OMAP3_MUX(SDMMC2_DAT6, OMAP_PULL_ENA | OMAP_MUX_MODE0),
      OMAP3_MUX(SDMMC2_DAT7, OMAP_PULL_ENA | OMAP_MUX_MODE0),
      { .reg_offset = OMAP_MUX_TERMINATOR },
};

static struct omap_mux_partition *partition;

/*
 * Current flows to eMMC when eMMC is off and the data lines are pulled up,
 * so pull them down. N.B. we pull 8 lines because we are using 8 lines.
 */
static void rx51_mmc2_remux(struct device *dev, int slot, int power_on)
{
      if (power_on)
            omap_mux_write_array(partition, rx51_mmc2_on_mux);
      else
            omap_mux_write_array(partition, rx51_mmc2_off_mux);
}

static struct omap2_hsmmc_info mmc[] __initdata = {
      {
            .name       = "external",
            .mmc        = 1,
            .caps       = MMC_CAP_4_BIT_DATA,
            .cover_only = true,
            .gpio_cd    = 160,
            .gpio_wp    = -EINVAL,
            .power_saving     = true,
      },
      {
            .name       = "internal",
            .mmc        = 2,
            .caps       = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
                                    /* See also rx51_mmc2_remux */
            .gpio_cd    = -EINVAL,
            .gpio_wp    = -EINVAL,
            .nonremovable     = true,
            .power_saving     = true,
            .remux            = rx51_mmc2_remux,
      },
      {}    /* Terminator */
};

static struct regulator_consumer_supply rx51_vmmc1_supply =
      REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.0");

static struct regulator_consumer_supply rx51_vaux3_supply =
      REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.1");

static struct regulator_consumer_supply rx51_vsim_supply =
      REGULATOR_SUPPLY("vmmc_aux", "mmci-omap-hs.1");

static struct regulator_consumer_supply rx51_vmmc2_supplies[] = {
      /* tlv320aic3x analog supplies */
      REGULATOR_SUPPLY("AVDD", "2-0018"),
      REGULATOR_SUPPLY("DRVDD", "2-0018"),
      REGULATOR_SUPPLY("AVDD", "2-0019"),
      REGULATOR_SUPPLY("DRVDD", "2-0019"),
      /* tpa6130a2 */
      REGULATOR_SUPPLY("Vdd", "2-0060"),
      /* Keep vmmc as last item. It is not iterated for newer boards */
      REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.1"),
};

static struct regulator_consumer_supply rx51_vio_supplies[] = {
      /* tlv320aic3x digital supplies */
      REGULATOR_SUPPLY("IOVDD", "2-0018"),
      REGULATOR_SUPPLY("DVDD", "2-0018"),
      REGULATOR_SUPPLY("IOVDD", "2-0019"),
      REGULATOR_SUPPLY("DVDD", "2-0019"),
};

static struct regulator_consumer_supply rx51_vaux1_consumers[] = {
      REGULATOR_SUPPLY("vdds_sdi", "omapdss"),
};

static struct regulator_consumer_supply rx51_vdac_supply[] = {
      REGULATOR_SUPPLY("vdda_dac", "omapdss"),
};

static struct regulator_init_data rx51_vaux1 = {
      .constraints = {
            .name             = "V28",
            .min_uV                 = 2800000,
            .max_uV                 = 2800000,
            .always_on        = true, /* due battery cover sensor */
            .valid_modes_mask = REGULATOR_MODE_NORMAL
                              | REGULATOR_MODE_STANDBY,
            .valid_ops_mask         = REGULATOR_CHANGE_MODE
                              | REGULATOR_CHANGE_STATUS,
      },
      .num_consumer_supplies  = ARRAY_SIZE(rx51_vaux1_consumers),
      .consumer_supplies      = rx51_vaux1_consumers,
};

static struct regulator_init_data rx51_vaux2 = {
      .constraints = {
            .name             = "VCSI",
            .min_uV                 = 1800000,
            .max_uV                 = 1800000,
            .valid_modes_mask = REGULATOR_MODE_NORMAL
                              | REGULATOR_MODE_STANDBY,
            .valid_ops_mask         = REGULATOR_CHANGE_MODE
                              | REGULATOR_CHANGE_STATUS,
      },
};

/* VAUX3 - adds more power to VIO_18 rail */
static struct regulator_init_data rx51_vaux3_cam = {
      .constraints = {
            .name             = "VCAM_DIG_18",
            .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,
      },
};

static struct regulator_init_data rx51_vaux3_mmc = {
      .constraints = {
            .name             = "VMMC2_30",
            .min_uV                 = 2800000,
            .max_uV                 = 3000000,
            .apply_uV         = true,
            .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      = &rx51_vaux3_supply,
};

static struct regulator_init_data rx51_vaux4 = {
      .constraints = {
            .name             = "VCAM_ANA_28",
            .min_uV                 = 2800000,
            .max_uV                 = 2800000,
            .apply_uV         = true,
            .valid_modes_mask = REGULATOR_MODE_NORMAL
                              | REGULATOR_MODE_STANDBY,
            .valid_ops_mask         = REGULATOR_CHANGE_MODE
                              | REGULATOR_CHANGE_STATUS,
      },
};

static struct regulator_init_data rx51_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      = &rx51_vmmc1_supply,
};

static struct regulator_init_data rx51_vmmc2 = {
      .constraints = {
            .name             = "V28_A",
            .min_uV                 = 2800000,
            .max_uV                 = 3000000,
            .apply_uV         = true,
            .valid_modes_mask = REGULATOR_MODE_NORMAL
                              | REGULATOR_MODE_STANDBY,
            .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
                              | REGULATOR_CHANGE_MODE
                              | REGULATOR_CHANGE_STATUS,
      },
      .num_consumer_supplies  = ARRAY_SIZE(rx51_vmmc2_supplies),
      .consumer_supplies      = rx51_vmmc2_supplies,
};

static struct regulator_init_data rx51_vsim = {
      .constraints = {
            .name             = "VMMC2_IO_18",
            .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      = &rx51_vsim_supply,
};

static struct regulator_init_data rx51_vdac = {
      .constraints = {
            .name             = "VDAC",
            .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      = rx51_vdac_supply,
};

static struct regulator_init_data rx51_vio = {
      .constraints = {
            .min_uV                 = 1800000,
            .max_uV                 = 1800000,
            .valid_modes_mask = REGULATOR_MODE_NORMAL
                              | REGULATOR_MODE_STANDBY,
            .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
                              | REGULATOR_CHANGE_MODE
                              | REGULATOR_CHANGE_STATUS,
      },
      .num_consumer_supplies  = ARRAY_SIZE(rx51_vio_supplies),
      .consumer_supplies      = rx51_vio_supplies,
};

static int rx51_twlgpio_setup(struct device *dev, unsigned gpio, unsigned n)
{
      /* FIXME this gpio setup is just a placeholder for now */
      gpio_request(gpio + 6, "backlight_pwm");
      gpio_direction_output(gpio + 6, 0);
      gpio_request(gpio + 7, "speaker_en");
      gpio_direction_output(gpio + 7, 1);

      return 0;
}

static struct twl4030_gpio_platform_data rx51_gpio_data = {
      .gpio_base        = OMAP_MAX_GPIO_LINES,
      .irq_base         = TWL4030_GPIO_IRQ_BASE,
      .irq_end          = TWL4030_GPIO_IRQ_END,
      .pulldowns        = BIT(0) | BIT(1) | BIT(2) | BIT(3)
                        | BIT(4) | BIT(5)
                        | BIT(8) | BIT(9) | BIT(10) | BIT(11)
                        | BIT(12) | BIT(13) | BIT(14) | BIT(15)
                        | BIT(16) | BIT(17) ,
      .setup                  = rx51_twlgpio_setup,
};

static struct twl4030_usb_data rx51_usb_data = {
      .usb_mode         = T2_USB_MODE_ULPI,
};

static struct twl4030_ins sleep_on_seq[] __initdata = {
/*
 * Turn off everything
 */
      {MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_ALL, 1, 0, RES_STATE_SLEEP), 2},
};

static struct twl4030_script sleep_on_script __initdata = {
      .script = sleep_on_seq,
      .size   = ARRAY_SIZE(sleep_on_seq),
      .flags  = TWL4030_SLEEP_SCRIPT,
};

static struct twl4030_ins wakeup_seq[] __initdata = {
/*
 * Reenable everything
 */
      {MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_ALL, 1, 0, RES_STATE_ACTIVE), 2},
};

static struct twl4030_script wakeup_script __initdata = {
      .script     = wakeup_seq,
      .size = ARRAY_SIZE(wakeup_seq),
      .flags      = TWL4030_WAKEUP12_SCRIPT,
};

static struct twl4030_ins wakeup_p3_seq[] __initdata = {
/*
 * Reenable everything
 */
      {MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_ALL, 1, 0, RES_STATE_ACTIVE), 2},
};

static struct twl4030_script wakeup_p3_script __initdata = {
      .script     = wakeup_p3_seq,
      .size = ARRAY_SIZE(wakeup_p3_seq),
      .flags      = TWL4030_WAKEUP3_SCRIPT,
};

static struct twl4030_ins wrst_seq[] __initdata = {
/*
 * Reset twl4030.
 * Reset VDD1 regulator.
 * Reset VDD2 regulator.
 * Reset VPLL1 regulator.
 * Enable sysclk output.
 * Reenable twl4030.
 */
      {MSG_SINGULAR(DEV_GRP_NULL, RES_RESET, RES_STATE_OFF), 2},
      {MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_ALL, 0, 1, RES_STATE_ACTIVE),
            0x13},
      {MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_PP, 0, 3, RES_STATE_OFF), 0x13},
      {MSG_SINGULAR(DEV_GRP_NULL, RES_VDD1, RES_STATE_WRST), 0x13},
      {MSG_SINGULAR(DEV_GRP_NULL, RES_VDD2, RES_STATE_WRST), 0x13},
      {MSG_SINGULAR(DEV_GRP_NULL, RES_VPLL1, RES_STATE_WRST), 0x35},
      {MSG_SINGULAR(DEV_GRP_P3, RES_HFCLKOUT, RES_STATE_ACTIVE), 2},
      {MSG_SINGULAR(DEV_GRP_NULL, RES_RESET, RES_STATE_ACTIVE), 2},
};

static struct twl4030_script wrst_script __initdata = {
      .script = wrst_seq,
      .size   = ARRAY_SIZE(wrst_seq),
      .flags  = TWL4030_WRST_SCRIPT,
};

static struct twl4030_script *twl4030_scripts[] __initdata = {
      /* wakeup12 script should be loaded before sleep script, otherwise a
         board might hit retention before loading of wakeup script is
         completed. This can cause boot failures depending on timing issues.
      */
      &wakeup_script,
      &sleep_on_script,
      &wakeup_p3_script,
      &wrst_script,
};

static struct twl4030_resconfig twl4030_rconfig[] __initdata = {
      { .resource = RES_VDD1, .devgroup = -1,
        .type = 1, .type2 = -1, .remap_off = RES_STATE_OFF,
        .remap_sleep = RES_STATE_OFF
      },
      { .resource = RES_VDD2, .devgroup = -1,
        .type = 1, .type2 = -1, .remap_off = RES_STATE_OFF,
        .remap_sleep = RES_STATE_OFF
      },
      { .resource = RES_VPLL1, .devgroup = -1,
        .type = 1, .type2 = -1, .remap_off = RES_STATE_OFF,
        .remap_sleep = RES_STATE_OFF
      },
      { .resource = RES_VPLL2, .devgroup = -1,
        .type = -1, .type2 = 3, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_VAUX1, .devgroup = -1,
        .type = -1, .type2 = 3, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_VAUX2, .devgroup = -1,
        .type = -1, .type2 = 3, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_VAUX3, .devgroup = -1,
        .type = -1, .type2 = 3, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_VAUX4, .devgroup = -1,
        .type = -1, .type2 = 3, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_VMMC1, .devgroup = -1,
        .type = -1, .type2 = 3, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_VMMC2, .devgroup = -1,
        .type = -1, .type2 = 3, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_VDAC, .devgroup = -1,
        .type = -1, .type2 = 3, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_VSIM, .devgroup = -1,
        .type = -1, .type2 = 3, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_VINTANA1, .devgroup = DEV_GRP_P1 | DEV_GRP_P3,
        .type = -1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_VINTANA2, .devgroup = DEV_GRP_P1 | DEV_GRP_P3,
        .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_VINTDIG, .devgroup = DEV_GRP_P1 | DEV_GRP_P3,
        .type = -1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_VIO, .devgroup = DEV_GRP_P3,
        .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_CLKEN, .devgroup = DEV_GRP_P1 | DEV_GRP_P3,
        .type = 1, .type2 = -1 , .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_REGEN, .devgroup = DEV_GRP_P1 | DEV_GRP_P3,
        .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_NRES_PWRON, .devgroup = DEV_GRP_P1 | DEV_GRP_P3,
        .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_SYSEN, .devgroup = DEV_GRP_P1 | DEV_GRP_P3,
        .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_HFCLKOUT, .devgroup = DEV_GRP_P3,
        .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_32KCLKOUT, .devgroup = -1,
        .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_RESET, .devgroup = -1,
        .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
      },
      { .resource = RES_Main_Ref, .devgroup = -1,
        .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
      },
      { 0, 0},
};

static struct twl4030_power_data rx51_t2scripts_data __initdata = {
      .scripts        = twl4030_scripts,
      .num = ARRAY_SIZE(twl4030_scripts),
      .resource_config = twl4030_rconfig,
};


static struct twl4030_platform_data rx51_twldata __initdata = {
      .irq_base         = TWL4030_IRQ_BASE,
      .irq_end          = TWL4030_IRQ_END,

      /* platform_data for children goes here */
      .gpio             = &rx51_gpio_data,
      .keypad                 = &rx51_kp_data,
      .madc             = &rx51_madc_data,
      .usb              = &rx51_usb_data,
      .power                  = &rx51_t2scripts_data,

      .vaux1                  = &rx51_vaux1,
      .vaux2                  = &rx51_vaux2,
      .vaux4                  = &rx51_vaux4,
      .vmmc1                  = &rx51_vmmc1,
      .vsim             = &rx51_vsim,
      .vdac             = &rx51_vdac,
      .vio              = &rx51_vio,
};

static struct tpa6130a2_platform_data rx51_tpa6130a2_data __initdata_or_module = {
      .id               = TPA6130A2,
      .power_gpio       = 98,
};

static struct i2c_board_info __initdata rx51_peripherals_i2c_board_info_1[] = {
      {
            I2C_BOARD_INFO("twl5030", 0x48),
            .flags = I2C_CLIENT_WAKE,
            .irq = INT_34XX_SYS_NIRQ,
            .platform_data = &rx51_twldata,
      },
};

/* Audio setup data */
static struct aic3x_setup_data rx51_aic34_setup = {
      .gpio_func[0] = AIC3X_GPIO1_FUNC_DISABLED,
      .gpio_func[1] = AIC3X_GPIO2_FUNC_DIGITAL_MIC_INPUT,
};

static struct aic3x_pdata rx51_aic3x_data = {
      .setup = &rx51_aic34_setup,
      .gpio_reset = 60,
};

static struct aic3x_pdata rx51_aic3x_data2 = {
      .gpio_reset = 60,
};

static struct i2c_board_info __initdata rx51_peripherals_i2c_board_info_2[] = {
      {
            I2C_BOARD_INFO("tlv320aic3x", 0x18),
            .platform_data = &rx51_aic3x_data,
      },
      {
            I2C_BOARD_INFO("tlv320aic3x", 0x19),
            .platform_data = &rx51_aic3x_data2,
      },
#if defined(CONFIG_SENSORS_TSL2563) || defined(CONFIG_SENSORS_TSL2563_MODULE)
      {
            I2C_BOARD_INFO("tsl2563", 0x29),
            .platform_data = &rx51_tsl2563_platform_data,
      },
#endif
      {
            I2C_BOARD_INFO("tpa6130a2", 0x60),
            .platform_data = &rx51_tpa6130a2_data,
      }
};

static int __init rx51_i2c_init(void)
{
      if ((system_rev >= SYSTEM_REV_S_USES_VAUX3 && system_rev < 0x100) ||
          system_rev >= SYSTEM_REV_B_USES_VAUX3) {
            rx51_twldata.vaux3 = &rx51_vaux3_mmc;
            /* Only older boards use VMMC2 for internal MMC */
            rx51_vmmc2.num_consumer_supplies--;
      } else {
            rx51_twldata.vaux3 = &rx51_vaux3_cam;
      }
      rx51_twldata.vmmc2 = &rx51_vmmc2;
      omap_register_i2c_bus(1, 2200, rx51_peripherals_i2c_board_info_1,
                        ARRAY_SIZE(rx51_peripherals_i2c_board_info_1));
      omap_register_i2c_bus(2, 100, rx51_peripherals_i2c_board_info_2,
                        ARRAY_SIZE(rx51_peripherals_i2c_board_info_2));
      omap_register_i2c_bus(3, 400, NULL, 0);
      return 0;
}

#if defined(CONFIG_MTD_ONENAND_OMAP2) || \
      defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)

static struct mtd_partition onenand_partitions[] = {
      {
            .name           = "bootloader",
            .offset         = 0,
            .size           = 0x20000,
            .mask_flags     = MTD_WRITEABLE,    /* Force read-only */
      },
      {
            .name           = "config",
            .offset         = MTDPART_OFS_APPEND,
            .size           = 0x60000,
      },
      {
            .name           = "log",
            .offset         = MTDPART_OFS_APPEND,
            .size           = 0x40000,
      },
      {
            .name           = "kernel",
            .offset         = MTDPART_OFS_APPEND,
            .size           = 0x200000,
      },
      {
            .name           = "initfs",
            .offset         = MTDPART_OFS_APPEND,
            .size           = 0x200000,
      },
      {
            .name           = "rootfs",
            .offset         = MTDPART_OFS_APPEND,
            .size           = MTDPART_SIZ_FULL,
      },
};

static struct omap_onenand_platform_data board_onenand_data[] = {
      {
            .cs         = 0,
            .gpio_irq   = 65,
            .parts            = onenand_partitions,
            .nr_parts   = ARRAY_SIZE(onenand_partitions),
            .flags            = ONENAND_SYNC_READWRITE,
      }
};
#endif

#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)

static struct omap_smc91x_platform_data board_smc91x_data = {
      .cs         = 1,
      .gpio_irq   = 54,
      .gpio_pwrdwn      = 86,
      .gpio_reset = 164,
      .flags            = GPMC_TIMINGS_SMC91C96 | IORESOURCE_IRQ_HIGHLEVEL,
};

static void __init board_smc91x_init(void)
{
      omap_mux_init_gpio(54, OMAP_PIN_INPUT_PULLDOWN);
      omap_mux_init_gpio(86, OMAP_PIN_OUTPUT);
      omap_mux_init_gpio(164, OMAP_PIN_OUTPUT);

      gpmc_smc91x_init(&board_smc91x_data);
}

#else

static inline void board_smc91x_init(void)
{
}

#endif

static void rx51_wl1251_set_power(bool enable)
{
      gpio_set_value(RX51_WL1251_POWER_GPIO, enable);
}

static void __init rx51_init_wl1251(void)
{
      int irq, ret;

      ret = gpio_request(RX51_WL1251_POWER_GPIO, "wl1251 power");
      if (ret < 0)
            goto error;

      ret = gpio_direction_output(RX51_WL1251_POWER_GPIO, 0);
      if (ret < 0)
            goto err_power;

      ret = gpio_request(RX51_WL1251_IRQ_GPIO, "wl1251 irq");
      if (ret < 0)
            goto err_power;

      ret = gpio_direction_input(RX51_WL1251_IRQ_GPIO);
      if (ret < 0)
            goto err_irq;

      irq = gpio_to_irq(RX51_WL1251_IRQ_GPIO);
      if (irq < 0)
            goto err_irq;

      wl1251_pdata.set_power = rx51_wl1251_set_power;
      rx51_peripherals_spi_board_info[RX51_SPI_WL1251].irq = irq;

      return;

err_irq:
      gpio_free(RX51_WL1251_IRQ_GPIO);

err_power:
      gpio_free(RX51_WL1251_POWER_GPIO);

error:
      printk(KERN_ERR "wl1251 board initialisation failed\n");
      wl1251_pdata.set_power = NULL;

      /*
       * Now rx51_peripherals_spi_board_info[1].irq is zero and
       * set_power is null, and wl1251_probe() will fail.
       */
}

void __init rx51_peripherals_init(void)
{
      rx51_i2c_init();
      gpmc_onenand_init(board_onenand_data);
      board_smc91x_init();
      rx51_add_gpio_keys();
      rx51_init_wl1251();
      spi_register_board_info(rx51_peripherals_spi_board_info,
                        ARRAY_SIZE(rx51_peripherals_spi_board_info));

      partition = omap_mux_get("core");
      if (partition)
            omap2_hsmmc_init(mmc);

      platform_device_register(&rx51_charger_device);
}


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