magician.c

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/*
 * Support for HTC Magician PDA phones:
 * i-mate JAM, O2 Xda mini, Orange SPV M500, Qtek s100, Qtek s110
 * and T-Mobile MDA Compact.
 *
 * Copyright (c) 2006-2007 Philipp Zabel
 *
 * Based on hx4700.c, spitz.c and others.
 *
 * 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/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/mfd/htc-egpio.h>
#include <linux/mfd/htc-pasic3.h>
#include <linux/mtd/physmap.h>
#include <linux/pda_power.h>
#include <linux/pwm_backlight.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/gpio-regulator.h>
#include <linux/regulator/machine.h>
#include <linux/usb/gpio_vbus.h>
#include <linux/i2c/pxa-i2c.h>

#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/system_info.h>

#include <mach/pxa27x.h>
#include <mach/magician.h>
#include <linux/platform_data/video-pxafb.h>
#include <linux/platform_data/mmc-pxamci.h>
#include <linux/platform_data/irda-pxaficp.h>
#include <linux/platform_data/usb-ohci-pxa27x.h>

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

static unsigned long magician_pin_config[] __initdata = {

    /* SDRAM and Static Memory I/O Signals */
    GPIO20_nSDCS_2,
    GPIO21_nSDCS_3,
    GPIO15_nCS_1,
    GPIO78_nCS_2,   /* PASIC3 */
    GPIO79_nCS_3,   /* EGPIO CPLD */
    GPIO80_nCS_4,
    GPIO33_nCS_5,

    /* I2C */
    GPIO117_I2C_SCL,
    GPIO118_I2C_SDA,

    /* PWM 0 */
    GPIO16_PWM0_OUT,

    /* I2S */
    GPIO28_I2S_BITCLK_OUT,
    GPIO29_I2S_SDATA_IN,
    GPIO31_I2S_SYNC,
    GPIO113_I2S_SYSCLK,

    /* SSP 1 */
    GPIO23_SSP1_SCLK,
    GPIO24_SSP1_SFRM,
    GPIO25_SSP1_TXD,

    /* SSP 2 */
    GPIO19_SSP2_SCLK,
    GPIO14_SSP2_SFRM,
    GPIO89_SSP2_TXD,
    GPIO88_SSP2_RXD,

    /* MMC */
    GPIO32_MMC_CLK,
    GPIO92_MMC_DAT_0,
    GPIO109_MMC_DAT_1,
    GPIO110_MMC_DAT_2,
    GPIO111_MMC_DAT_3,
    GPIO112_MMC_CMD,

    /* LCD */
    GPIOxx_LCD_TFT_16BPP,

    /* QCI */
    GPIO12_CIF_DD_7,
    GPIO17_CIF_DD_6,
    GPIO50_CIF_DD_3,
    GPIO51_CIF_DD_2,
    GPIO52_CIF_DD_4,
    GPIO53_CIF_MCLK,
    GPIO54_CIF_PCLK,
    GPIO55_CIF_DD_1,
    GPIO81_CIF_DD_0,
    GPIO82_CIF_DD_5,
    GPIO84_CIF_FV,
    GPIO85_CIF_LV,

    /* Magician specific input GPIOs */
    GPIO9_GPIO, /* unknown */
    GPIO10_GPIO,    /* GSM_IRQ */
    GPIO13_GPIO,    /* CPLD_IRQ */
    GPIO107_GPIO,   /* DS1WM_IRQ */
    GPIO108_GPIO,   /* GSM_READY */
    GPIO115_GPIO,   /* nPEN_IRQ */

    /* I2C */
    GPIO117_I2C_SCL,
    GPIO118_I2C_SDA,
};

/*
 * IRDA
 */

static struct pxaficp_platform_data magician_ficp_info = {
    .gpio_pwdown        = GPIO83_MAGICIAN_nIR_EN,
    .transceiver_cap    = IR_SIRMODE | IR_OFF,
};

/*
 * GPIO Keys
 */

#define INIT_KEY(_code, _gpio, _desc)   \
    {               \
        .code   = KEY_##_code,  \
        .gpio   = _gpio,    \
        .desc   = _desc,    \
        .type   = EV_KEY,   \
        .wakeup = 1,        \
    }

static struct gpio_keys_button magician_button_table[] = {
    INIT_KEY(POWER,      GPIO0_MAGICIAN_KEY_POWER,      "Power button"),
    INIT_KEY(ESC,        GPIO37_MAGICIAN_KEY_HANGUP,    "Hangup button"),
    INIT_KEY(F10,        GPIO38_MAGICIAN_KEY_CONTACTS,  "Contacts button"),
    INIT_KEY(CALENDAR,   GPIO90_MAGICIAN_KEY_CALENDAR,  "Calendar button"),
    INIT_KEY(CAMERA,     GPIO91_MAGICIAN_KEY_CAMERA,    "Camera button"),
    INIT_KEY(UP,         GPIO93_MAGICIAN_KEY_UP,        "Up button"),
    INIT_KEY(DOWN,       GPIO94_MAGICIAN_KEY_DOWN,      "Down button"),
    INIT_KEY(LEFT,       GPIO95_MAGICIAN_KEY_LEFT,      "Left button"),
    INIT_KEY(RIGHT,      GPIO96_MAGICIAN_KEY_RIGHT,     "Right button"),
    INIT_KEY(KPENTER,    GPIO97_MAGICIAN_KEY_ENTER,     "Action button"),
    INIT_KEY(RECORD,     GPIO98_MAGICIAN_KEY_RECORD,    "Record button"),
    INIT_KEY(VOLUMEUP,   GPIO100_MAGICIAN_KEY_VOL_UP,   "Volume up"),
    INIT_KEY(VOLUMEDOWN, GPIO101_MAGICIAN_KEY_VOL_DOWN, "Volume down"),
    INIT_KEY(PHONE,      GPIO102_MAGICIAN_KEY_PHONE,    "Phone button"),
    INIT_KEY(PLAY,       GPIO99_MAGICIAN_HEADPHONE_IN,  "Headset button"),
};

static struct gpio_keys_platform_data gpio_keys_data = {
    .buttons  = magician_button_table,
    .nbuttons = ARRAY_SIZE(magician_button_table),
};

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


/*
 * EGPIO (Xilinx CPLD)
 *
 * 7 32-bit aligned 8-bit registers: 3x output, 1x irq, 3x input
 */

static struct resource egpio_resources[] = {
    [0] = {
        .start = PXA_CS3_PHYS,
        .end   = PXA_CS3_PHYS + 0x20 - 1,
        .flags = IORESOURCE_MEM,
    },
    [1] = {
        .start = PXA_GPIO_TO_IRQ(GPIO13_MAGICIAN_CPLD_IRQ),
        .end   = PXA_GPIO_TO_IRQ(GPIO13_MAGICIAN_CPLD_IRQ),
        .flags = IORESOURCE_IRQ,
    },
};

static struct htc_egpio_chip egpio_chips[] = {
    [0] = {
        .reg_start = 0,
        .gpio_base = MAGICIAN_EGPIO(0, 0),
        .num_gpios = 24,
        .direction = HTC_EGPIO_OUTPUT,
        .initial_values = 0x40, /* EGPIO_MAGICIAN_GSM_RESET */
    },
    [1] = {
        .reg_start = 4,
        .gpio_base = MAGICIAN_EGPIO(4, 0),
        .num_gpios = 24,
        .direction = HTC_EGPIO_INPUT,
    },
};

static struct htc_egpio_platform_data egpio_info = {
    .reg_width    = 8,
    .bus_width    = 32,
    .irq_base     = IRQ_BOARD_START,
    .num_irqs     = 4,
    .ack_register = 3,
    .chip         = egpio_chips,
    .num_chips    = ARRAY_SIZE(egpio_chips),
};

static struct platform_device egpio = {
    .name          = "htc-egpio",
    .id            = -1,
    .resource      = egpio_resources,
    .num_resources = ARRAY_SIZE(egpio_resources),
    .dev = {
        .platform_data = &egpio_info,
    },
};

/*
 * LCD - Toppoly TD028STEB1 or Samsung LTP280QV
 */

static struct pxafb_mode_info toppoly_modes[] = {
    {
        .pixclock     = 96153,
        .bpp          = 16,
        .xres         = 240,
        .yres         = 320,
        .hsync_len    = 11,
        .vsync_len    = 3,
        .left_margin  = 19,
        .upper_margin = 2,
        .right_margin = 10,
        .lower_margin = 2,
        .sync         = 0,
    },
};

static struct pxafb_mode_info samsung_modes[] = {
    {
        .pixclock     = 96153,
        .bpp          = 16,
        .xres         = 240,
        .yres         = 320,
        .hsync_len    = 8,
        .vsync_len    = 4,
        .left_margin  = 9,
        .upper_margin = 4,
        .right_margin = 9,
        .lower_margin = 4,
        .sync         = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
    },
};

static void toppoly_lcd_power(int on, struct fb_var_screeninfo *si)
{
    pr_debug("Toppoly LCD power\n");

    if (on) {
        pr_debug("on\n");
        gpio_set_value(EGPIO_MAGICIAN_TOPPOLY_POWER, 1);
        gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 1);
        udelay(2000);
        gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1);
        udelay(2000);
        /* FIXME: enable LCDC here */
        udelay(2000);
        gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 1);
        udelay(2000);
        gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 1);
    } else {
        pr_debug("off\n");
        msleep(15);
        gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 0);
        udelay(500);
        gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 0);
        udelay(1000);
        gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 0);
        gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0);
    }
}

static void samsung_lcd_power(int on, struct fb_var_screeninfo *si)
{
    pr_debug("Samsung LCD power\n");

    if (on) {
        pr_debug("on\n");
        if (system_rev < 3)
            gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 1);
        else
            gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1);
        mdelay(10);
        gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 1);
        mdelay(10);
        gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 1);
        mdelay(30);
        gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 1);
        mdelay(10);
    } else {
        pr_debug("off\n");
        mdelay(10);
        gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 0);
        mdelay(30);
        gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 0);
        mdelay(10);
        gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 0);
        mdelay(10);
        if (system_rev < 3)
            gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 0);
        else
            gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0);
    }
}

static struct pxafb_mach_info toppoly_info = {
    .modes           = toppoly_modes,
    .num_modes       = 1,
    .fixed_modes     = 1,
    .lcd_conn   = LCD_COLOR_TFT_16BPP,
    .pxafb_lcd_power = toppoly_lcd_power,
};

static struct pxafb_mach_info samsung_info = {
    .modes           = samsung_modes,
    .num_modes       = 1,
    .fixed_modes     = 1,
    .lcd_conn    = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL |\
               LCD_ALTERNATE_MAPPING,
    .pxafb_lcd_power = samsung_lcd_power,
};

/*
 * Backlight
 */

static struct gpio magician_bl_gpios[] = {
    { EGPIO_MAGICIAN_BL_POWER,  GPIOF_DIR_OUT, "Backlight power" },
    { EGPIO_MAGICIAN_BL_POWER2, GPIOF_DIR_OUT, "Backlight power 2" },
};

static int magician_backlight_init(struct device *dev)
{
    return gpio_request_array(ARRAY_AND_SIZE(magician_bl_gpios));
}

static int magician_backlight_notify(struct device *dev, int brightness)
{
    gpio_set_value(EGPIO_MAGICIAN_BL_POWER, brightness);
    if (brightness >= 200) {
        gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 1);
        return brightness - 72;
    } else {
        gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 0);
        return brightness;
    }
}

static void magician_backlight_exit(struct device *dev)
{
    gpio_free_array(ARRAY_AND_SIZE(magician_bl_gpios));
}

static struct platform_pwm_backlight_data backlight_data = {
    .pwm_id         = 0,
    .max_brightness = 272,
    .dft_brightness = 100,
    .pwm_period_ns  = 30923,
    .init           = magician_backlight_init,
    .notify         = magician_backlight_notify,
    .exit           = magician_backlight_exit,
};

static struct platform_device backlight = {
    .name = "pwm-backlight",
    .id   = -1,
    .dev  = {
        .parent        = &pxa27x_device_pwm0.dev,
        .platform_data = &backlight_data,
    },
};

/*
 * LEDs
 */

static struct gpio_led gpio_leds[] = {
    {
        .name = "magician::vibra",
        .default_trigger = "none",
        .gpio = GPIO22_MAGICIAN_VIBRA_EN,
    },
    {
        .name = "magician::phone_bl",
        .default_trigger = "backlight",
        .gpio = GPIO103_MAGICIAN_LED_KP,
    },
};

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 struct pasic3_led pasic3_leds[] = {
    {
        .led = {
            .name            = "magician:red",
            .default_trigger = "ds2760-battery.0-charging",
        },
        .hw_num = 0,
        .bit2   = PASIC3_BIT2_LED0,
        .mask   = PASIC3_MASK_LED0,
    },
    {
        .led = {
            .name            = "magician:green",
            .default_trigger = "ds2760-battery.0-charging-or-full",
        },
        .hw_num = 1,
        .bit2   = PASIC3_BIT2_LED1,
        .mask   = PASIC3_MASK_LED1,
    },
    {
        .led = {
            .name            = "magician:blue",
            .default_trigger = "bluetooth",
        },
        .hw_num = 2,
        .bit2   = PASIC3_BIT2_LED2,
        .mask   = PASIC3_MASK_LED2,
    },
};

static struct pasic3_leds_machinfo pasic3_leds_info = {
    .num_leds   = ARRAY_SIZE(pasic3_leds),
    .power_gpio = EGPIO_MAGICIAN_LED_POWER,
    .leds       = pasic3_leds,
};

/*
 * PASIC3 with DS1WM
 */

static struct resource pasic3_resources[] = {
    [0] = {
        .start  = PXA_CS2_PHYS,
        .end    = PXA_CS2_PHYS + 0x1b,
        .flags  = IORESOURCE_MEM,
    },
    /* No IRQ handler in the PASIC3, DS1WM needs an external IRQ */
    [1] = {
        .start  = PXA_GPIO_TO_IRQ(GPIO107_MAGICIAN_DS1WM_IRQ),
        .end    = PXA_GPIO_TO_IRQ(GPIO107_MAGICIAN_DS1WM_IRQ),
        .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
    }
};

static struct pasic3_platform_data pasic3_platform_data = {
    .led_pdata  = &pasic3_leds_info,
    .clock_rate = 4000000,
};

static struct platform_device pasic3 = {
    .name       = "pasic3",
    .id     = -1,
    .num_resources  = ARRAY_SIZE(pasic3_resources),
    .resource   = pasic3_resources,
    .dev = {
        .platform_data = &pasic3_platform_data,
    },
};

/*
 * USB "Transceiver"
 */

static struct resource gpio_vbus_resource = {
    .flags = IORESOURCE_IRQ,
    .start = IRQ_MAGICIAN_VBUS,
    .end   = IRQ_MAGICIAN_VBUS,
};

static struct gpio_vbus_mach_info gpio_vbus_info = {
    .gpio_pullup = GPIO27_MAGICIAN_USBC_PUEN,
    .gpio_vbus   = EGPIO_MAGICIAN_CABLE_STATE_USB,
};

static struct platform_device gpio_vbus = {
    .name          = "gpio-vbus",
    .id            = -1,
    .num_resources = 1,
    .resource      = &gpio_vbus_resource,
    .dev = {
        .platform_data = &gpio_vbus_info,
    },
};

/*
 * External power
 */

static int power_supply_init(struct device *dev)
{
    return gpio_request(EGPIO_MAGICIAN_CABLE_STATE_AC, "CABLE_STATE_AC");
}

static int magician_is_ac_online(void)
{
    return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_AC);
}

static void power_supply_exit(struct device *dev)
{
    gpio_free(EGPIO_MAGICIAN_CABLE_STATE_AC);
}

static char *magician_supplicants[] = {
    "ds2760-battery.0", "backup-battery"
};

static struct pda_power_pdata power_supply_info = {
    .init            = power_supply_init,
    .is_ac_online    = magician_is_ac_online,
    .exit            = power_supply_exit,
    .supplied_to     = magician_supplicants,
    .num_supplicants = ARRAY_SIZE(magician_supplicants),
};

static struct resource power_supply_resources[] = {
    [0] = {
        .name  = "ac",
        .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
                 IORESOURCE_IRQ_LOWEDGE,
        .start = IRQ_MAGICIAN_VBUS,
        .end   = IRQ_MAGICIAN_VBUS,
    },
    [1] = {
        .name  = "usb",
        .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
                 IORESOURCE_IRQ_LOWEDGE,
        .start = IRQ_MAGICIAN_VBUS,
        .end   = IRQ_MAGICIAN_VBUS,
    },
};

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

/*
 * Battery charger
 */

static struct regulator_consumer_supply bq24022_consumers[] = {
    REGULATOR_SUPPLY("vbus_draw", NULL),
    REGULATOR_SUPPLY("ac_draw", NULL),
};

static struct regulator_init_data bq24022_init_data = {
    .constraints = {
        .max_uA         = 500000,
        .valid_ops_mask = REGULATOR_CHANGE_CURRENT | REGULATOR_CHANGE_STATUS,
    },
    .num_consumer_supplies  = ARRAY_SIZE(bq24022_consumers),
    .consumer_supplies      = bq24022_consumers,
};

static struct gpio bq24022_gpios[] = {
    { EGPIO_MAGICIAN_BQ24022_ISET2, GPIOF_OUT_INIT_LOW, "bq24022_iset2" },
};

static struct gpio_regulator_state bq24022_states[] = {
    { .value = 100000, .gpios = (0 << 0) },
    { .value = 500000, .gpios = (1 << 0) },
};

static struct gpio_regulator_config bq24022_info = {
    .supply_name = "bq24022",

    .enable_gpio = GPIO30_MAGICIAN_BQ24022_nCHARGE_EN,
    .enable_high = 0,
    .enabled_at_boot = 0,

    .gpios = bq24022_gpios,
    .nr_gpios = ARRAY_SIZE(bq24022_gpios),

    .states = bq24022_states,
    .nr_states = ARRAY_SIZE(bq24022_states),

    .type = REGULATOR_CURRENT,
    .init_data = &bq24022_init_data,
};

static struct platform_device bq24022 = {
    .name = "gpio-regulator",
    .id   = -1,
    .dev  = {
        .platform_data = &bq24022_info,
    },
};

/*
 * MMC/SD
 */

static int magician_mci_init(struct device *dev,
                irq_handler_t detect_irq, void *data)
{
    return request_irq(IRQ_MAGICIAN_SD, detect_irq, IRQF_DISABLED,
               "mmc card detect", data);
}

static void magician_mci_exit(struct device *dev, void *data)
{
    free_irq(IRQ_MAGICIAN_SD, data);
}

static struct pxamci_platform_data magician_mci_info = {
    .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
    .init           = magician_mci_init,
    .exit           = magician_mci_exit,
    .gpio_card_detect   = -1,
    .gpio_card_ro       = EGPIO_MAGICIAN_nSD_READONLY,
    .gpio_card_ro_invert    = 1,
    .gpio_power     = EGPIO_MAGICIAN_SD_POWER,
};


/*
 * USB OHCI
 */

static struct pxaohci_platform_data magician_ohci_info = {
    .port_mode  = PMM_PERPORT_MODE,
    .flags      = ENABLE_PORT1 | ENABLE_PORT3 | POWER_CONTROL_LOW,
    .power_budget   = 0,
};


/*
 * StrataFlash
 */

static void magician_set_vpp(struct platform_device *pdev, int vpp)
{
    gpio_set_value(EGPIO_MAGICIAN_FLASH_VPP, vpp);
}

static struct resource strataflash_resource = {
    .start = PXA_CS0_PHYS,
    .end   = PXA_CS0_PHYS + SZ_64M - 1,
    .flags = IORESOURCE_MEM,
};

static struct physmap_flash_data strataflash_data = {
    .width = 4,
    .set_vpp = magician_set_vpp,
};

static struct platform_device strataflash = {
    .name          = "physmap-flash",
    .id            = -1,
    .resource      = &strataflash_resource,
    .num_resources = 1,
    .dev = {
        .platform_data = &strataflash_data,
    },
};

/*
 * I2C
 */

static struct i2c_pxa_platform_data i2c_info = {
    .fast_mode = 1,
};

/*
 * Platform devices
 */

static struct platform_device *devices[] __initdata = {
    &gpio_keys,
    &egpio,
    &backlight,
    &pasic3,
    &bq24022,
    &gpio_vbus,
    &power_supply,
    &strataflash,
    &leds_gpio,
};

static struct gpio magician_global_gpios[] = {
    { GPIO13_MAGICIAN_CPLD_IRQ,   GPIOF_IN, "CPLD_IRQ" },
    { GPIO107_MAGICIAN_DS1WM_IRQ, GPIOF_IN, "DS1WM_IRQ" },
    { GPIO104_MAGICIAN_LCD_POWER_1, GPIOF_OUT_INIT_LOW, "LCD power 1" },
    { GPIO105_MAGICIAN_LCD_POWER_2, GPIOF_OUT_INIT_LOW, "LCD power 2" },
    { GPIO106_MAGICIAN_LCD_POWER_3, GPIOF_OUT_INIT_LOW, "LCD power 3" },
    { GPIO83_MAGICIAN_nIR_EN, GPIOF_OUT_INIT_HIGH, "nIR_EN" },
};

static void __init magician_init(void)
{
    void __iomem *cpld;
    int lcd_select;
    int err;

    pxa2xx_mfp_config(ARRAY_AND_SIZE(magician_pin_config));
    err = gpio_request_array(ARRAY_AND_SIZE(magician_global_gpios));
    if (err)
        pr_err("magician: Failed to request GPIOs: %d\n", err);

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

    platform_add_devices(ARRAY_AND_SIZE(devices));

    pxa_set_ficp_info(&magician_ficp_info);
    pxa27x_set_i2c_power_info(NULL);
    pxa_set_i2c_info(&i2c_info);
    pxa_set_mci_info(&magician_mci_info);
    pxa_set_ohci_info(&magician_ohci_info);

    /* Check LCD type we have */
    cpld = ioremap_nocache(PXA_CS3_PHYS, 0x1000);
    if (cpld) {
        u8 board_id = __raw_readb(cpld+0x14);
        iounmap(cpld);
        system_rev = board_id & 0x7;
        lcd_select = board_id & 0x8;
        pr_info("LCD type: %s\n", lcd_select ? "Samsung" : "Toppoly");
        if (lcd_select && (system_rev < 3))
            gpio_request_one(GPIO75_MAGICIAN_SAMSUNG_POWER,
                             GPIOF_OUT_INIT_LOW, "SAMSUNG_POWER");
        pxa_set_fb_info(NULL, lcd_select ? &samsung_info : &toppoly_info);
    } else
        pr_err("LCD detection: CPLD mapping failed\n");
}


MACHINE_START(MAGICIAN, "HTC Magician")
    .atag_offset = 0x100,
    .map_io = pxa27x_map_io,
    .nr_irqs = MAGICIAN_NR_IRQS,
    .init_irq = pxa27x_init_irq,
    .handle_irq = pxa27x_handle_irq,
    .init_machine = magician_init,
    .timer = &pxa_timer,
    .restart    = pxa_restart,
MACHINE_END