Full support for Ginger Console

[linux-ginger.git] / arch / arm / mach-pxa / magician.c

/*
 * 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/bq24022.h>
#include <linux/regulator/machine.h>
#include <linux/usb/gpio_vbus.h>

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

#include <mach/pxa27x.h>
#include <mach/magician.h>
#include <mach/pxafb.h>
#include <plat/i2c.h>
#include <mach/mmc.h>
#include <mach/irda.h>
#include <mach/ohci.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 */
        GPIO58_LCD_LDD_0,
        GPIO59_LCD_LDD_1,
        GPIO60_LCD_LDD_2,
        GPIO61_LCD_LDD_3,
        GPIO62_LCD_LDD_4,
        GPIO63_LCD_LDD_5,
        GPIO64_LCD_LDD_6,
        GPIO65_LCD_LDD_7,
        GPIO66_LCD_LDD_8,
        GPIO67_LCD_LDD_9,
        GPIO68_LCD_LDD_10,
        GPIO69_LCD_LDD_11,
        GPIO70_LCD_LDD_12,
        GPIO71_LCD_LDD_13,
        GPIO72_LCD_LDD_14,
        GPIO73_LCD_LDD_15,
        GPIO74_LCD_FCLK,
        GPIO75_LCD_LCLK,
        GPIO76_LCD_PCLK,
        GPIO77_LCD_BIAS,

        /* 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 = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ),
                .end   = 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 int magician_backlight_init(struct device *dev)
{
        int ret;

        ret = gpio_request(EGPIO_MAGICIAN_BL_POWER, "BL_POWER");
        if (ret)
                goto err;
        ret = gpio_request(EGPIO_MAGICIAN_BL_POWER2, "BL_POWER2");
        if (ret)
                goto err2;
        return 0;

err2:
        gpio_free(EGPIO_MAGICIAN_BL_POWER);
err:
        return ret;
}

static int magician_backlight_notify(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(EGPIO_MAGICIAN_BL_POWER);
        gpio_free(EGPIO_MAGICIAN_BL_POWER2);
}

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  = gpio_to_irq(GPIO107_MAGICIAN_DS1WM_IRQ),
                .end    = 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[] = {
        {
                .dev = &gpio_vbus.dev,
                .supply = "vbus_draw",
        },
        {
                .dev = &power_supply.dev,
                .supply = "ac_draw",
        },
};

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

static struct bq24022_mach_info bq24022_info = {
        .gpio_nce   = GPIO30_MAGICIAN_BQ24022_nCHARGE_EN,
        .gpio_iset2 = EGPIO_MAGICIAN_BQ24022_ISET2,
        .init_data  = &bq24022_init_data,
};

static struct platform_device bq24022 = {
        .name = "bq24022",
        .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 | IRQF_SAMPLE_RANDOM,
                                "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 map_info *map, 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 void __init magician_init(void)
{
        void __iomem *cpld;
        int lcd_select;
        int err;

        gpio_request(GPIO13_MAGICIAN_CPLD_IRQ, "CPLD_IRQ");
        gpio_request(GPIO107_MAGICIAN_DS1WM_IRQ, "DS1WM_IRQ");

        pxa2xx_mfp_config(ARRAY_AND_SIZE(magician_pin_config));

        platform_add_devices(ARRAY_AND_SIZE(devices));

        err = gpio_request(GPIO83_MAGICIAN_nIR_EN, "nIR_EN");
        if (!err) {
                gpio_direction_output(GPIO83_MAGICIAN_nIR_EN, 1);
                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(GPIO75_MAGICIAN_SAMSUNG_POWER, "SAMSUNG_POWER");
                        gpio_direction_output(GPIO75_MAGICIAN_SAMSUNG_POWER, 0);
                }
                gpio_request(GPIO104_MAGICIAN_LCD_POWER_1, "LCD_POWER_1");
                gpio_request(GPIO105_MAGICIAN_LCD_POWER_2, "LCD_POWER_2");
                gpio_request(GPIO106_MAGICIAN_LCD_POWER_3, "LCD_POWER_3");
                gpio_direction_output(GPIO104_MAGICIAN_LCD_POWER_1, 0);
                gpio_direction_output(GPIO105_MAGICIAN_LCD_POWER_2, 0);
                gpio_direction_output(GPIO106_MAGICIAN_LCD_POWER_3, 0);
                set_pxa_fb_info(lcd_select ? &samsung_info : &toppoly_info);
        } else
                pr_err("LCD detection: CPLD mapping failed\n");
}


MACHINE_START(MAGICIAN, "HTC Magician")
        .phys_io = 0x40000000,
        .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
        .boot_params = 0xa0000100,
        .map_io = pxa_map_io,
        .init_irq = pxa27x_init_irq,
        .init_machine = magician_init,
        .timer = &pxa_timer,
MACHINE_END