tosa.c

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/*
 *  Support for Sharp SL-C6000x PDAs
 *  Model: (Tosa)
 *
 *  Copyright (c) 2005 Dirk Opfer
 *
 *  Based on code written by Sharp/Lineo for 2.4 kernels
 *
 *  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/major.h>
#include <linux/fs.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/fb.h>
#include <linux/mmc/host.h>
#include <linux/mfd/tc6393xb.h>
#include <linux/mfd/tmio.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
#include <linux/pm.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/gpio.h>
#include <linux/pda_power.h>
#include <linux/spi/spi.h>
#include <linux/spi/pxa2xx_spi.h>
#include <linux/input/matrix_keypad.h>
#include <linux/i2c/pxa-i2c.h>
#include <linux/usb/gpio_vbus.h>

#include <asm/setup.h>
#include <asm/mach-types.h>

#include <mach/pxa25x.h>
#include <mach/reset.h>
#include <linux/platform_data/irda-pxaficp.h>
#include <linux/platform_data/mmc-pxamci.h>
#include <mach/udc.h>
#include <mach/tosa_bt.h>
#include <mach/audio.h>
#include <mach/smemc.h>

#include <asm/mach/arch.h>
#include <mach/tosa.h>

#include <asm/hardware/scoop.h>
#include <asm/mach/sharpsl_param.h>

#include "generic.h"
#include "clock.h"
#include "devices.h"

static unsigned long tosa_pin_config[] = {
    GPIO78_nCS_2, /* Scoop */
    GPIO80_nCS_4, /* tg6393xb */
    GPIO33_nCS_5, /* Scoop */

    // GPIO76 CARD_VCC_ON1

    GPIO19_GPIO, /* Reset out */
    GPIO1_RST | WAKEUP_ON_EDGE_FALL,

    GPIO0_GPIO | WAKEUP_ON_EDGE_FALL, /* WAKE_UP */
    GPIO2_GPIO | WAKEUP_ON_EDGE_BOTH, /* AC_IN */
    GPIO3_GPIO | WAKEUP_ON_EDGE_FALL, /* RECORD */
    GPIO4_GPIO | WAKEUP_ON_EDGE_FALL, /* SYNC */
    GPIO20_GPIO, /* EAR_IN */
    GPIO22_GPIO, /* On */

    GPIO5_GPIO, /* USB_IN */
    GPIO32_GPIO, /* Pen IRQ */

    GPIO7_GPIO, /* Jacket Detect */
    GPIO14_GPIO, /* BAT0_CRG */
    GPIO12_GPIO, /* BAT1_CRG */
    GPIO17_GPIO, /* BAT0_LOW */
    GPIO84_GPIO, /* BAT1_LOW */
    GPIO38_GPIO, /* BAT_LOCK */

    GPIO11_3_6MHz,
    GPIO15_GPIO, /* TC6393XB IRQ */
    GPIO18_RDY,
    GPIO27_GPIO, /* LCD Sync */

    /* MMC */
    GPIO6_MMC_CLK,
    GPIO8_MMC_CS0,
    GPIO9_GPIO, /* Detect */
    GPIO10_GPIO, /* nSD_INT */

    /* CF */
    GPIO13_GPIO, /* CD_IRQ */
    GPIO21_GPIO, /* Main Slot IRQ */
    GPIO36_GPIO, /* Jacket Slot IRQ */
    GPIO48_nPOE,
    GPIO49_nPWE,
    GPIO50_nPIOR,
    GPIO51_nPIOW,
    GPIO52_nPCE_1,
    GPIO53_nPCE_2,
    GPIO54_nPSKTSEL,
    GPIO55_nPREG,
    GPIO56_nPWAIT,
    GPIO57_nIOIS16,

    /* AC97 */
    GPIO31_AC97_SYNC,
    GPIO30_AC97_SDATA_OUT,
    GPIO28_AC97_BITCLK,
    GPIO29_AC97_SDATA_IN_0,
    // GPIO79 nAUD_IRQ

    /* FFUART */
    GPIO34_FFUART_RXD,
    GPIO35_FFUART_CTS,
    GPIO37_FFUART_DSR,
    GPIO39_FFUART_TXD,
    GPIO40_FFUART_DTR,
    GPIO41_FFUART_RTS,

    /* BTUART */
    GPIO42_BTUART_RXD,
    GPIO43_BTUART_TXD,
    GPIO44_BTUART_CTS,
    GPIO45_BTUART_RTS,

    /* Keybd */
    GPIO58_GPIO | MFP_LPM_DRIVE_LOW,    /* Column 0 */
    GPIO59_GPIO | MFP_LPM_DRIVE_LOW,    /* Column 1 */
    GPIO60_GPIO | MFP_LPM_DRIVE_LOW,    /* Column 2 */
    GPIO61_GPIO | MFP_LPM_DRIVE_LOW,    /* Column 3 */
    GPIO62_GPIO | MFP_LPM_DRIVE_LOW,    /* Column 4 */
    GPIO63_GPIO | MFP_LPM_DRIVE_LOW,    /* Column 5 */
    GPIO64_GPIO | MFP_LPM_DRIVE_LOW,    /* Column 6 */
    GPIO65_GPIO | MFP_LPM_DRIVE_LOW,    /* Column 7 */
    GPIO66_GPIO | MFP_LPM_DRIVE_LOW,    /* Column 8 */
    GPIO67_GPIO | MFP_LPM_DRIVE_LOW,    /* Column 9 */
    GPIO68_GPIO | MFP_LPM_DRIVE_LOW,    /* Column 10 */
    GPIO69_GPIO | MFP_LPM_DRIVE_LOW,    /* Row 0 */
    GPIO70_GPIO | MFP_LPM_DRIVE_LOW,    /* Row 1 */
    GPIO71_GPIO | MFP_LPM_DRIVE_LOW,    /* Row 2 */
    GPIO72_GPIO | MFP_LPM_DRIVE_LOW,    /* Row 3 */
    GPIO73_GPIO | MFP_LPM_DRIVE_LOW,    /* Row 4 */
    GPIO74_GPIO | MFP_LPM_DRIVE_LOW,    /* Row 5 */
    GPIO75_GPIO | MFP_LPM_DRIVE_LOW,    /* Row 6 */

    /* SPI */
    GPIO81_SSP2_CLK_OUT,
    GPIO82_SSP2_FRM_OUT,
    GPIO83_SSP2_TXD,

    /* IrDA is managed in other way */
    GPIO46_GPIO,
    GPIO47_GPIO,
};

/*
 * SCOOP Device
 */
static struct resource tosa_scoop_resources[] = {
    [0] = {
        .start  = TOSA_CF_PHYS,
        .end    = TOSA_CF_PHYS + 0xfff,
        .flags  = IORESOURCE_MEM,
    },
};

static struct scoop_config tosa_scoop_setup = {
    .io_dir     = TOSA_SCOOP_IO_DIR,
    .gpio_base  = TOSA_SCOOP_GPIO_BASE,
};

static struct platform_device tosascoop_device = {
    .name       = "sharp-scoop",
    .id     = 0,
    .dev        = {
        .platform_data  = &tosa_scoop_setup,
    },
    .num_resources  = ARRAY_SIZE(tosa_scoop_resources),
    .resource   = tosa_scoop_resources,
};


/*
 * SCOOP Device Jacket
 */
static struct resource tosa_scoop_jc_resources[] = {
    [0] = {
        .start      = TOSA_SCOOP_PHYS + 0x40,
        .end        = TOSA_SCOOP_PHYS + 0xfff,
        .flags      = IORESOURCE_MEM,
    },
};

static struct scoop_config tosa_scoop_jc_setup = {
    .io_dir     = TOSA_SCOOP_JC_IO_DIR,
    .gpio_base  = TOSA_SCOOP_JC_GPIO_BASE,
};

static struct platform_device tosascoop_jc_device = {
    .name       = "sharp-scoop",
    .id     = 1,
    .dev        = {
        .platform_data  = &tosa_scoop_jc_setup,
        .parent     = &tosascoop_device.dev,
    },
    .num_resources  = ARRAY_SIZE(tosa_scoop_jc_resources),
    .resource   = tosa_scoop_jc_resources,
};

/*
 * PCMCIA
 */
static struct scoop_pcmcia_dev tosa_pcmcia_scoop[] = {
{
    .dev        = &tosascoop_device.dev,
    .irq        = TOSA_IRQ_GPIO_CF_IRQ,
    .cd_irq     = TOSA_IRQ_GPIO_CF_CD,
    .cd_irq_str = "PCMCIA0 CD",
},{
    .dev        = &tosascoop_jc_device.dev,
    .irq        = TOSA_IRQ_GPIO_JC_CF_IRQ,
    .cd_irq     = -1,
},
};

static struct scoop_pcmcia_config tosa_pcmcia_config = {
    .devs         = &tosa_pcmcia_scoop[0],
    .num_devs     = 2,
};

/*
 * USB Device Controller
 */
static struct gpio_vbus_mach_info tosa_udc_info = {
    .gpio_pullup        = TOSA_GPIO_USB_PULLUP,
    .gpio_vbus      = TOSA_GPIO_USB_IN,
    .gpio_vbus_inverted = 1,
};

static struct platform_device tosa_gpio_vbus = {
    .name   = "gpio-vbus",
    .id = -1,
    .dev    = {
        .platform_data  = &tosa_udc_info,
    },
};

/*
 * MMC/SD Device
 */
static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void *data)
{
    int err;

    err = gpio_request(TOSA_GPIO_nSD_INT, "SD Int");
    if (err) {
        printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n");
        goto err_gpio_int;
    }
    err = gpio_direction_input(TOSA_GPIO_nSD_INT);
    if (err)
        goto err_gpio_int_dir;

    return 0;

err_gpio_int_dir:
    gpio_free(TOSA_GPIO_nSD_INT);
err_gpio_int:
    return err;
}

static void tosa_mci_exit(struct device *dev, void *data)
{
    gpio_free(TOSA_GPIO_nSD_INT);
}

static struct pxamci_platform_data tosa_mci_platform_data = {
    .detect_delay_ms    = 250,
    .ocr_mask           = MMC_VDD_32_33|MMC_VDD_33_34,
    .init               = tosa_mci_init,
    .exit               = tosa_mci_exit,
    .gpio_card_detect   = TOSA_GPIO_nSD_DETECT,
    .gpio_card_ro       = TOSA_GPIO_SD_WP,
    .gpio_power     = TOSA_GPIO_PWR_ON,
};

/*
 * Irda
 */
static void tosa_irda_transceiver_mode(struct device *dev, int mode)
{
    if (mode & IR_OFF) {
        gpio_set_value(TOSA_GPIO_IR_POWERDWN, 0);
        pxa2xx_transceiver_mode(dev, mode);
        gpio_direction_output(TOSA_GPIO_IRDA_TX, 0);
    } else {
        pxa2xx_transceiver_mode(dev, mode);
        gpio_set_value(TOSA_GPIO_IR_POWERDWN, 1);
    }
}

static int tosa_irda_startup(struct device *dev)
{
    int ret;

    ret = gpio_request(TOSA_GPIO_IRDA_TX, "IrDA TX");
    if (ret)
        goto err_tx;
    ret = gpio_direction_output(TOSA_GPIO_IRDA_TX, 0);
    if (ret)
        goto err_tx_dir;

    ret = gpio_request(TOSA_GPIO_IR_POWERDWN, "IrDA powerdown");
    if (ret)
        goto err_pwr;

    ret = gpio_direction_output(TOSA_GPIO_IR_POWERDWN, 0);
    if (ret)
        goto err_pwr_dir;

    tosa_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF);

    return 0;

err_pwr_dir:
    gpio_free(TOSA_GPIO_IR_POWERDWN);
err_pwr:
err_tx_dir:
    gpio_free(TOSA_GPIO_IRDA_TX);
err_tx:
    return ret;
}

static void tosa_irda_shutdown(struct device *dev)
{
    tosa_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF);
    gpio_free(TOSA_GPIO_IR_POWERDWN);
    gpio_free(TOSA_GPIO_IRDA_TX);
}

static struct pxaficp_platform_data tosa_ficp_platform_data = {
    .gpio_pwdown        = -1,
    .transceiver_cap    = IR_SIRMODE | IR_OFF,
    .transceiver_mode   = tosa_irda_transceiver_mode,
    .startup        = tosa_irda_startup,
    .shutdown       = tosa_irda_shutdown,
};

/*
 * Tosa AC IN
 */
static int tosa_power_init(struct device *dev)
{
    int ret = gpio_request(TOSA_GPIO_AC_IN, "ac in");
    if (ret)
        goto err_gpio_req;

    ret = gpio_direction_input(TOSA_GPIO_AC_IN);
    if (ret)
        goto err_gpio_in;

    return 0;

err_gpio_in:
    gpio_free(TOSA_GPIO_AC_IN);
err_gpio_req:
    return ret;
}

static void tosa_power_exit(struct device *dev)
{
    gpio_free(TOSA_GPIO_AC_IN);
}

static int tosa_power_ac_online(void)
{
    return gpio_get_value(TOSA_GPIO_AC_IN) == 0;
}

static char *tosa_ac_supplied_to[] = {
    "main-battery",
    "backup-battery",
    "jacket-battery",
};

static struct pda_power_pdata tosa_power_data = {
    .init           = tosa_power_init,
    .is_ac_online       = tosa_power_ac_online,
    .exit           = tosa_power_exit,
    .supplied_to        = tosa_ac_supplied_to,
    .num_supplicants    = ARRAY_SIZE(tosa_ac_supplied_to),
};

static struct resource tosa_power_resource[] = {
    {
        .name       = "ac",
        .start      = PXA_GPIO_TO_IRQ(TOSA_GPIO_AC_IN),
        .end        = PXA_GPIO_TO_IRQ(TOSA_GPIO_AC_IN),
        .flags      = IORESOURCE_IRQ |
                  IORESOURCE_IRQ_HIGHEDGE |
                  IORESOURCE_IRQ_LOWEDGE,
    },
};

static struct platform_device tosa_power_device = {
    .name           = "pda-power",
    .id         = -1,
    .dev.platform_data  = &tosa_power_data,
    .resource       = tosa_power_resource,
    .num_resources      = ARRAY_SIZE(tosa_power_resource),
};

/*
 * Tosa Keyboard
 */
static const uint32_t tosakbd_keymap[] = {
    KEY(0, 2, KEY_W),
    KEY(0, 6, KEY_K),
    KEY(0, 7, KEY_BACKSPACE),
    KEY(0, 8, KEY_P),
    KEY(1, 1, KEY_Q),
    KEY(1, 2, KEY_E),
    KEY(1, 3, KEY_T),
    KEY(1, 4, KEY_Y),
    KEY(1, 6, KEY_O),
    KEY(1, 7, KEY_I),
    KEY(1, 8, KEY_COMMA),
    KEY(2, 1, KEY_A),
    KEY(2, 2, KEY_D),
    KEY(2, 3, KEY_G),
    KEY(2, 4, KEY_U),
    KEY(2, 6, KEY_L),
    KEY(2, 7, KEY_ENTER),
    KEY(2, 8, KEY_DOT),
    KEY(3, 1, KEY_Z),
    KEY(3, 2, KEY_C),
    KEY(3, 3, KEY_V),
    KEY(3, 4, KEY_J),
    KEY(3, 5, TOSA_KEY_ADDRESSBOOK),
    KEY(3, 6, TOSA_KEY_CANCEL),
    KEY(3, 7, TOSA_KEY_CENTER),
    KEY(3, 8, TOSA_KEY_OK),
    KEY(3, 9, KEY_LEFTSHIFT),
    KEY(4, 1, KEY_S),
    KEY(4, 2, KEY_R),
    KEY(4, 3, KEY_B),
    KEY(4, 4, KEY_N),
    KEY(4, 5, TOSA_KEY_CALENDAR),
    KEY(4, 6, TOSA_KEY_HOMEPAGE),
    KEY(4, 7, KEY_LEFTCTRL),
    KEY(4, 8, TOSA_KEY_LIGHT),
    KEY(4, 10, KEY_RIGHTSHIFT),
    KEY(5, 1, KEY_TAB),
    KEY(5, 2, KEY_SLASH),
    KEY(5, 3, KEY_H),
    KEY(5, 4, KEY_M),
    KEY(5, 5, TOSA_KEY_MENU),
    KEY(5, 7, KEY_UP),
    KEY(5, 11, TOSA_KEY_FN),
    KEY(6, 1, KEY_X),
    KEY(6, 2, KEY_F),
    KEY(6, 3, KEY_SPACE),
    KEY(6, 4, KEY_APOSTROPHE),
    KEY(6, 5, TOSA_KEY_MAIL),
    KEY(6, 6, KEY_LEFT),
    KEY(6, 7, KEY_DOWN),
    KEY(6, 8, KEY_RIGHT),
};

static struct matrix_keymap_data tosakbd_keymap_data = {
    .keymap     = tosakbd_keymap,
    .keymap_size    = ARRAY_SIZE(tosakbd_keymap),
};

static const int tosakbd_col_gpios[] =
            { 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68 };
static const int tosakbd_row_gpios[] =
            { 69, 70, 71, 72, 73, 74, 75 };

static struct matrix_keypad_platform_data tosakbd_pdata = {
    .keymap_data        = &tosakbd_keymap_data,
    .row_gpios      = tosakbd_row_gpios,
    .col_gpios      = tosakbd_col_gpios,
    .num_row_gpios      = ARRAY_SIZE(tosakbd_row_gpios),
    .num_col_gpios      = ARRAY_SIZE(tosakbd_col_gpios),
    .col_scan_delay_us  = 10,
    .debounce_ms        = 10,
    .wakeup         = 1,
};

static struct platform_device tosakbd_device = {
    .name       = "matrix-keypad",
    .id     = -1,
    .dev        = {
        .platform_data = &tosakbd_pdata,
    },
};

static struct gpio_keys_button tosa_gpio_keys[] = {
    /*
     * Two following keys are directly tied to "ON" button of tosa. Why?
     * The first one can be used as a wakeup source, the second can't;
     * also the first one is OR of ac_powered and on_button.
     */
    {
        .type   = EV_PWR,
        .code   = KEY_RESERVED,
        .gpio   = TOSA_GPIO_POWERON,
        .desc   = "Poweron",
        .wakeup = 1,
        .active_low = 1,
    },
    {
        .type   = EV_PWR,
        .code   = KEY_SUSPEND,
        .gpio   = TOSA_GPIO_ON_KEY,
        .desc   = "On key",
        /*
         * can't be used as wakeup
         * .wakeup  = 1,
         */
        .active_low = 1,
    },
    {
        .type   = EV_KEY,
        .code   = TOSA_KEY_RECORD,
        .gpio   = TOSA_GPIO_RECORD_BTN,
        .desc   = "Record Button",
        .wakeup = 1,
        .active_low = 1,
    },
    {
        .type   = EV_KEY,
        .code   = TOSA_KEY_SYNC,
        .gpio   = TOSA_GPIO_SYNC,
        .desc   = "Sync Button",
        .wakeup = 1,
        .active_low = 1,
    },
    {
        .type   = EV_SW,
        .code   = SW_HEADPHONE_INSERT,
        .gpio   = TOSA_GPIO_EAR_IN,
        .desc   = "HeadPhone insert",
        .active_low = 1,
        .debounce_interval = 300,
    },
};

static struct gpio_keys_platform_data tosa_gpio_keys_platform_data = {
    .buttons    = tosa_gpio_keys,
    .nbuttons   = ARRAY_SIZE(tosa_gpio_keys),
};

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

/*
 * Tosa LEDs
 */
static struct gpio_led tosa_gpio_leds[] = {
    {
        .name           = "tosa:amber:charge",
        .default_trigger    = "main-battery-charging",
        .gpio           = TOSA_GPIO_CHRG_ERR_LED,
    },
    {
        .name           = "tosa:green:mail",
        .default_trigger    = "nand-disk",
        .gpio           = TOSA_GPIO_NOTE_LED,
    },
    {
        .name           = "tosa:dual:wlan",
        .default_trigger    = "none",
        .gpio           = TOSA_GPIO_WLAN_LED,
    },
    {
        .name           = "tosa:blue:bluetooth",
        .default_trigger    = "tosa-bt",
        .gpio           = TOSA_GPIO_BT_LED,
    },
};

static struct gpio_led_platform_data tosa_gpio_leds_platform_data = {
    .leds       = tosa_gpio_leds,
    .num_leds   = ARRAY_SIZE(tosa_gpio_leds),
};

static struct platform_device tosaled_device = {
    .name   = "leds-gpio",
    .id = -1,
    .dev    = {
        .platform_data  = &tosa_gpio_leds_platform_data,
    },
};

/*
 * Toshiba Mobile IO Controller
 */
static struct resource tc6393xb_resources[] = {
    [0] = {
        .start  = TOSA_LCDC_PHYS,
        .end    = TOSA_LCDC_PHYS + 0x3ffffff,
        .flags  = IORESOURCE_MEM,
    },

    [1] = {
        .start  = TOSA_IRQ_GPIO_TC6393XB_INT,
        .end    = TOSA_IRQ_GPIO_TC6393XB_INT,
        .flags  = IORESOURCE_IRQ,
    },
};


static int tosa_tc6393xb_enable(struct platform_device *dev)
{
    int rc;

    rc = gpio_request(TOSA_GPIO_TC6393XB_REST_IN, "tc6393xb #pclr");
    if (rc)
        goto err_req_pclr;
    rc = gpio_request(TOSA_GPIO_TC6393XB_SUSPEND, "tc6393xb #suspend");
    if (rc)
        goto err_req_suspend;
    rc = gpio_request(TOSA_GPIO_TC6393XB_L3V_ON, "tc6393xb l3v");
    if (rc)
        goto err_req_l3v;
    rc = gpio_direction_output(TOSA_GPIO_TC6393XB_L3V_ON, 0);
    if (rc)
        goto err_dir_l3v;
    rc = gpio_direction_output(TOSA_GPIO_TC6393XB_SUSPEND, 0);
    if (rc)
        goto err_dir_suspend;
    rc = gpio_direction_output(TOSA_GPIO_TC6393XB_REST_IN, 0);
    if (rc)
        goto err_dir_pclr;

    mdelay(1);

    gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1);

    mdelay(10);

    gpio_set_value(TOSA_GPIO_TC6393XB_REST_IN, 1);
    gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1);

    return 0;
err_dir_pclr:
err_dir_suspend:
err_dir_l3v:
    gpio_free(TOSA_GPIO_TC6393XB_L3V_ON);
err_req_l3v:
    gpio_free(TOSA_GPIO_TC6393XB_SUSPEND);
err_req_suspend:
    gpio_free(TOSA_GPIO_TC6393XB_REST_IN);
err_req_pclr:
    return rc;
}

static int tosa_tc6393xb_disable(struct platform_device *dev)
{
    gpio_free(TOSA_GPIO_TC6393XB_L3V_ON);
    gpio_free(TOSA_GPIO_TC6393XB_SUSPEND);
    gpio_free(TOSA_GPIO_TC6393XB_REST_IN);

    return 0;
}

static int tosa_tc6393xb_resume(struct platform_device *dev)
{
    gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1);
    mdelay(10);
    gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1);
    mdelay(10);

    return 0;
}

static int tosa_tc6393xb_suspend(struct platform_device *dev)
{
    gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 0);
    gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 0);
    return 0;
}

static struct mtd_partition tosa_nand_partition[] = {
    {
        .name   = "smf",
        .offset = 0,
        .size   = 7 * 1024 * 1024,
    },
    {
        .name   = "root",
        .offset = MTDPART_OFS_APPEND,
        .size   = 28 * 1024 * 1024,
    },
    {
        .name   = "home",
        .offset = MTDPART_OFS_APPEND,
        .size   = MTDPART_SIZ_FULL,
    },
};

static uint8_t scan_ff_pattern[] = { 0xff, 0xff };

static struct nand_bbt_descr tosa_tc6393xb_nand_bbt = {
    .options    = 0,
    .offs       = 4,
    .len        = 2,
    .pattern    = scan_ff_pattern
};

static struct tmio_nand_data tosa_tc6393xb_nand_config = {
    .num_partitions = ARRAY_SIZE(tosa_nand_partition),
    .partition  = tosa_nand_partition,
    .badblock_pattern = &tosa_tc6393xb_nand_bbt,
};

static int tosa_tc6393xb_setup(struct platform_device *dev)
{
    int rc;

    rc = gpio_request(TOSA_GPIO_CARD_VCC_ON, "CARD_VCC_ON");
    if (rc)
        goto err_req;

    rc = gpio_direction_output(TOSA_GPIO_CARD_VCC_ON, 1);
    if (rc)
        goto err_dir;

    return rc;

err_dir:
    gpio_free(TOSA_GPIO_CARD_VCC_ON);
err_req:
    return rc;
}

static void tosa_tc6393xb_teardown(struct platform_device *dev)
{
    gpio_free(TOSA_GPIO_CARD_VCC_ON);
}

#ifdef CONFIG_MFD_TC6393XB
static struct fb_videomode tosa_tc6393xb_lcd_mode[] = {
    {
        .xres = 480,
        .yres = 640,
        .pixclock = 0x002cdf00,/* PLL divisor */
        .left_margin = 0x004c,
        .right_margin = 0x005b,
        .upper_margin = 0x0001,
        .lower_margin = 0x000d,
        .hsync_len = 0x0002,
        .vsync_len = 0x0001,
        .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
        .vmode = FB_VMODE_NONINTERLACED,
    },{
        .xres = 240,
        .yres = 320,
        .pixclock = 0x00e7f203,/* PLL divisor */
        .left_margin = 0x0024,
        .right_margin = 0x002f,
        .upper_margin = 0x0001,
        .lower_margin = 0x000d,
        .hsync_len = 0x0002,
        .vsync_len = 0x0001,
        .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
        .vmode = FB_VMODE_NONINTERLACED,
    }
};

static struct tmio_fb_data tosa_tc6393xb_fb_config = {
    .lcd_set_power  = tc6393xb_lcd_set_power,
    .lcd_mode   = tc6393xb_lcd_mode,
    .num_modes  = ARRAY_SIZE(tosa_tc6393xb_lcd_mode),
    .modes      = &tosa_tc6393xb_lcd_mode[0],
    .height     = 82,
    .width      = 60,
};
#endif

static struct tc6393xb_platform_data tosa_tc6393xb_data = {
    .scr_pll2cr = 0x0cc1,
    .scr_gper   = 0x3300,

    .irq_base   = IRQ_BOARD_START,
    .gpio_base  = TOSA_TC6393XB_GPIO_BASE,
    .setup      = tosa_tc6393xb_setup,
    .teardown   = tosa_tc6393xb_teardown,

    .enable     = tosa_tc6393xb_enable,
    .disable    = tosa_tc6393xb_disable,
    .suspend    = tosa_tc6393xb_suspend,
    .resume     = tosa_tc6393xb_resume,

    .nand_data  = &tosa_tc6393xb_nand_config,
#ifdef CONFIG_MFD_TC6393XB
    .fb_data    = &tosa_tc6393xb_fb_config,
#endif

    .resume_restore = 1,
};


static struct platform_device tc6393xb_device = {
    .name   = "tc6393xb",
    .id = -1,
    .dev    = {
        .platform_data  = &tosa_tc6393xb_data,
    },
    .num_resources  = ARRAY_SIZE(tc6393xb_resources),
    .resource   = tc6393xb_resources,
};

static struct tosa_bt_data tosa_bt_data = {
    .gpio_pwr   = TOSA_GPIO_BT_PWR_EN,
    .gpio_reset = TOSA_GPIO_BT_RESET,
};

static struct platform_device tosa_bt_device = {
    .name   = "tosa-bt",
    .id = -1,
    .dev.platform_data = &tosa_bt_data,
};

static struct pxa2xx_spi_master pxa_ssp_master_info = {
    .num_chipselect = 1,
};

static struct spi_board_info spi_board_info[] __initdata = {
    {
        .modalias   = "tosa-lcd",
        // .platform_data
        .max_speed_hz   = 28750,
        .bus_num    = 2,
        .chip_select    = 0,
        .mode       = SPI_MODE_0,
    },
};

static struct mtd_partition sharpsl_rom_parts[] = {
    {
        .name   ="Boot PROM Filesystem",
        .offset = 0x00160000,
        .size   = MTDPART_SIZ_FULL,
    },
};

static struct physmap_flash_data sharpsl_rom_data = {
    .width      = 2,
    .nr_parts   = ARRAY_SIZE(sharpsl_rom_parts),
    .parts      = sharpsl_rom_parts,
};

static struct resource sharpsl_rom_resources[] = {
    {
        .start  = 0x00000000,
        .end    = 0x007fffff,
        .flags  = IORESOURCE_MEM,
    },
};

static struct platform_device sharpsl_rom_device = {
    .name   = "physmap-flash",
    .id = -1,
    .resource = sharpsl_rom_resources,
    .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
    .dev.platform_data = &sharpsl_rom_data,
};

static struct platform_device wm9712_device = {
    .name   = "wm9712-codec",
    .id = -1,
};

static struct platform_device tosa_audio_device = {
    .name   = "tosa-audio",
    .id = -1,
};

static struct platform_device *devices[] __initdata = {
    &tosascoop_device,
    &tosascoop_jc_device,
    &tc6393xb_device,
    &tosa_power_device,
    &tosakbd_device,
    &tosa_gpio_keys_device,
    &tosaled_device,
    &tosa_bt_device,
    &sharpsl_rom_device,
    &wm9712_device,
    &tosa_gpio_vbus,
    &tosa_audio_device,
};

static void tosa_poweroff(void)
{
    pxa_restart('g', NULL);
}

static void tosa_restart(char mode, const char *cmd)
{
    uint32_t msc0 = __raw_readl(MSC0);

    /* Bootloader magic for a reboot */
    if((msc0 & 0xffff0000) == 0x7ff00000)
        __raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0);

    tosa_poweroff();
}

static void __init tosa_init(void)
{
    int dummy;

    pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_config));

    pxa_set_ffuart_info(NULL);
    pxa_set_btuart_info(NULL);
    pxa_set_stuart_info(NULL);

    gpio_set_wake(MFP_PIN_GPIO1, 1);
    /* We can't pass to gpio-keys since it will drop the Reset altfunc */

    init_gpio_reset(TOSA_GPIO_ON_RESET, 0, 0);

    pm_power_off = tosa_poweroff;

    PCFR |= PCFR_OPDE;

    /* enable batt_fault */
    PMCR = 0x01;

    dummy = gpiochip_reserve(TOSA_SCOOP_GPIO_BASE, 12);
    dummy = gpiochip_reserve(TOSA_SCOOP_JC_GPIO_BASE, 12);
    dummy = gpiochip_reserve(TOSA_TC6393XB_GPIO_BASE, 16);

    pxa_set_mci_info(&tosa_mci_platform_data);
    pxa_set_ficp_info(&tosa_ficp_platform_data);
    pxa_set_i2c_info(NULL);
    pxa_set_ac97_info(NULL);
    platform_scoop_config = &tosa_pcmcia_config;

    pxa2xx_set_spi_info(2, &pxa_ssp_master_info);
    spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));

    clk_add_alias("CLK_CK3P6MI", tc6393xb_device.name, "GPIO11_CLK", NULL);

    platform_add_devices(devices, ARRAY_SIZE(devices));
}

static void __init fixup_tosa(struct tag *tags, char **cmdline,
                  struct meminfo *mi)
{
    sharpsl_save_param();
    mi->nr_banks=1;
    mi->bank[0].start = 0xa0000000;
    mi->bank[0].size = (64*1024*1024);
}

MACHINE_START(TOSA, "SHARP Tosa")
    .restart_mode   = 'g',
    .fixup          = fixup_tosa,
    .map_io         = pxa25x_map_io,
    .nr_irqs    = TOSA_NR_IRQS,
    .init_irq       = pxa25x_init_irq,
    .handle_irq       = pxa25x_handle_irq,
    .init_machine   = tosa_init,
    .timer          = &pxa_timer,
    .restart    = tosa_restart,
MACHINE_END