/*
   * Support for Sharp SL-Cxx00 Series of PDAs
   * Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi)
   *
   * Copyright (c) 2005 Richard Purdie
   *
   * Based on Sharp's 2.4 kernel patches/lubbock.c
   *
   * 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/platform_device.h>

  #include <linux/delay.h>

  #include <linux/gpio_keys.h>

  #include <linux/gpio.h>

  #include <linux/leds.h>

  #include <linux/i2c.h>

  #include <linux/i2c/pxa-i2c.h>

  #include <linux/i2c/pca953x.h>

  #include <linux/spi/spi.h>
  #include <linux/spi/ads7846.h>
  #include <linux/spi/corgi_lcd.h>

  #include <linux/spi/pxa2xx_spi.h>

  #include <linux/mtd/sharpsl.h>

  #include <linux/mtd/physmap.h>

  #include <linux/input/matrix_keypad.h>

  #include <linux/regulator/machine.h>

  #include <linux/io.h>

  #include <linux/module.h>

  
  #include <asm/setup.h>

  #include <asm/mach-types.h>

  #include <asm/mach/arch.h>

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

  #include <mach/pxa27x.h>

  #include <mach/pxa27x-udc.h>

  #include <mach/reset.h>

  #include <mach/irda.h>
  #include <mach/mmc.h>
  #include <mach/ohci.h>

  #include <mach/pxafb.h>

  #include <mach/spitz.h>

  #include <mach/sharpsl_pm.h>

  #include <mach/smemc.h>

  
  #include "generic.h"

  #include "devices.h"

  /******************************************************************************
   * Pin configuration
   ******************************************************************************/

  static unsigned long spitz_pin_config[] __initdata = {
  	/* Chip Selects */
  	GPIO78_nCS_2,	/* SCOOP #2 */

  	GPIO79_nCS_3,	/* NAND */

  	GPIO80_nCS_4,	/* SCOOP #1 */
  
  	/* LCD - 16bpp Active TFT */

  	GPIOxx_LCD_TFT_16BPP,

  
  	/* PC Card */
  	GPIO48_nPOE,
  	GPIO49_nPWE,
  	GPIO50_nPIOR,
  	GPIO51_nPIOW,
  	GPIO85_nPCE_1,
  	GPIO54_nPCE_2,

  	GPIO55_nPREG,
  	GPIO56_nPWAIT,
  	GPIO57_nIOIS16,

  	GPIO104_PSKTSEL,

  	/* I2S */
  	GPIO28_I2S_BITCLK_OUT,
  	GPIO29_I2S_SDATA_IN,
  	GPIO30_I2S_SDATA_OUT,
  	GPIO31_I2S_SYNC,

  	/* MMC */
  	GPIO32_MMC_CLK,
  	GPIO112_MMC_CMD,
  	GPIO92_MMC_DAT_0,
  	GPIO109_MMC_DAT_1,
  	GPIO110_MMC_DAT_2,
  	GPIO111_MMC_DAT_3,
  
  	/* GPIOs */
  	GPIO9_GPIO,	/* SPITZ_GPIO_nSD_DETECT */

  	GPIO16_GPIO,	/* SPITZ_GPIO_SYNC */

  	GPIO81_GPIO,	/* SPITZ_GPIO_nSD_WP */
  	GPIO41_GPIO,	/* SPITZ_GPIO_USB_CONNECT */
  	GPIO37_GPIO,	/* SPITZ_GPIO_USB_HOST */
  	GPIO35_GPIO,	/* SPITZ_GPIO_USB_DEVICE */
  	GPIO22_GPIO,	/* SPITZ_GPIO_HSYNC */
  	GPIO94_GPIO,	/* SPITZ_GPIO_CF_CD */
  	GPIO105_GPIO,	/* SPITZ_GPIO_CF_IRQ */
  	GPIO106_GPIO,	/* SPITZ_GPIO_CF2_IRQ */

  	/* GPIO matrix keypad */
  	GPIO88_GPIO,	/* column 0 */
  	GPIO23_GPIO,	/* column 1 */
  	GPIO24_GPIO,	/* column 2 */
  	GPIO25_GPIO,	/* column 3 */
  	GPIO26_GPIO,	/* column 4 */
  	GPIO27_GPIO,	/* column 5 */
  	GPIO52_GPIO,	/* column 6 */
  	GPIO103_GPIO,	/* column 7 */
  	GPIO107_GPIO,	/* column 8 */
  	GPIO108_GPIO,	/* column 9 */
  	GPIO114_GPIO,	/* column 10 */
  	GPIO12_GPIO,	/* row 0 */
  	GPIO17_GPIO,	/* row 1 */
  	GPIO91_GPIO,	/* row 2 */
  	GPIO34_GPIO,	/* row 3 */
  	GPIO36_GPIO,	/* row 4 */
  	GPIO38_GPIO,	/* row 5 */
  	GPIO39_GPIO,	/* row 6 */

  	/* I2C */
  	GPIO117_I2C_SCL,
  	GPIO118_I2C_SDA,

  	GPIO0_GPIO | WAKEUP_ON_EDGE_RISE,	/* SPITZ_GPIO_KEY_INT */
  	GPIO1_GPIO | WAKEUP_ON_EDGE_FALL,	/* SPITZ_GPIO_RESET */

  };

  
  /******************************************************************************
   * Scoop GPIO expander
   ******************************************************************************/
  #if defined(CONFIG_SHARP_SCOOP) || defined(CONFIG_SHARP_SCOOP_MODULE)

  /* SCOOP Device #1 */
  static struct resource spitz_scoop_1_resources[] = {

  	[0] = {
  		.start		= 0x10800000,
  		.end		= 0x10800fff,
  		.flags		= IORESOURCE_MEM,
  	},
  };

  static struct scoop_config spitz_scoop_1_setup = {

  	.io_dir		= SPITZ_SCP_IO_DIR,

  	.io_out		= SPITZ_SCP_IO_OUT,

  	.suspend_clr	= SPITZ_SCP_SUS_CLR,
  	.suspend_set	= SPITZ_SCP_SUS_SET,
  	.gpio_base	= SPITZ_SCP_GPIO_BASE,

  };

  struct platform_device spitz_scoop_1_device = {

  	.name		= "sharp-scoop",
  	.id		= 0,
  	.dev		= {

  		.platform_data	= &spitz_scoop_1_setup,

  	},

  	.num_resources	= ARRAY_SIZE(spitz_scoop_1_resources),
  	.resource	= spitz_scoop_1_resources,

  };

  /* SCOOP Device #2 */
  static struct resource spitz_scoop_2_resources[] = {

  	[0] = {
  		.start		= 0x08800040,
  		.end		= 0x08800fff,
  		.flags		= IORESOURCE_MEM,
  	},
  };

  static struct scoop_config spitz_scoop_2_setup = {

  	.io_dir		= SPITZ_SCP2_IO_DIR,

  	.io_out		= SPITZ_SCP2_IO_OUT,

  	.suspend_clr	= SPITZ_SCP2_SUS_CLR,
  	.suspend_set	= SPITZ_SCP2_SUS_SET,
  	.gpio_base	= SPITZ_SCP2_GPIO_BASE,

  };

  struct platform_device spitz_scoop_2_device = {

  	.name		= "sharp-scoop",
  	.id		= 1,
  	.dev		= {

  		.platform_data	= &spitz_scoop_2_setup,

  	},

  	.num_resources	= ARRAY_SIZE(spitz_scoop_2_resources),
  	.resource	= spitz_scoop_2_resources,

  };

  static void __init spitz_scoop_init(void)
  {

  	platform_device_register(&spitz_scoop_1_device);

  
  	/* Akita doesn't have the second SCOOP chip */
  	if (!machine_is_akita())

  		platform_device_register(&spitz_scoop_2_device);

  }

  
  /* Power control is shared with between one of the CF slots and SD */

  static void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr)

  {

  	unsigned short cpr;
  	unsigned long flags;

  	if (new_cpr & 0x7) {

  		gpio_set_value(SPITZ_GPIO_CF_POWER, 1);

  		mdelay(5);
  	}
  
  	local_irq_save(flags);
  
  	cpr = read_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR);
  
  	if (enable & new_cpr)
  		cpr |= new_cpr;
  	else
  		cpr &= ~enable;
  
  	write_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR, cpr);
  
  	local_irq_restore(flags);
  
  	if (!(cpr & 0x7)) {
  		mdelay(1);
  		gpio_set_value(SPITZ_GPIO_CF_POWER, 0);

  	}
  }

  #else
  static inline void spitz_scoop_init(void) {}
  static inline void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) {}
  #endif
  
  /******************************************************************************
   * PCMCIA
   ******************************************************************************/
  #if defined(CONFIG_PCMCIA_PXA2XX) || defined(CONFIG_PCMCIA_PXA2XX_MODULE)
  static void spitz_pcmcia_pwr(struct device *scoop, uint16_t cpr, int nr)

  {
  	/* Only need to override behaviour for slot 0 */
  	if (nr == 0)

  		spitz_card_pwr_ctrl(
  			cpr & (SCOOP_CPR_CF_3V | SCOOP_CPR_CF_XV), cpr);

  	else
  		write_scoop_reg(scoop, SCOOP_CPR, cpr);
  }

  static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {

  	{
  		.dev		= &spitz_scoop_1_device.dev,
  		.irq		= SPITZ_IRQ_GPIO_CF_IRQ,
  		.cd_irq		= SPITZ_IRQ_GPIO_CF_CD,
  		.cd_irq_str	= "PCMCIA0 CD",
  	}, {
  		.dev		= &spitz_scoop_2_device.dev,
  		.irq		= SPITZ_IRQ_GPIO_CF2_IRQ,
  		.cd_irq		= -1,
  	},

  };

  static struct scoop_pcmcia_config spitz_pcmcia_config = {

  	.devs		= &spitz_pcmcia_scoop[0],
  	.num_devs	= 2,
  	.power_ctrl	= spitz_pcmcia_pwr,

  };

  static void __init spitz_pcmcia_init(void)
  {
  	/* Akita has only one PCMCIA slot used */
  	if (machine_is_akita())
  		spitz_pcmcia_config.num_devs = 1;
  
  	platform_scoop_config = &spitz_pcmcia_config;
  }
  #else
  static inline void spitz_pcmcia_init(void) {}
  #endif
  
  /******************************************************************************
   * GPIO keyboard
   ******************************************************************************/
  #if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE)

  #define SPITZ_KEY_CALENDAR	KEY_F1
  #define SPITZ_KEY_ADDRESS	KEY_F2
  #define SPITZ_KEY_FN		KEY_F3
  #define SPITZ_KEY_CANCEL	KEY_F4
  #define SPITZ_KEY_EXOK		KEY_F5
  #define SPITZ_KEY_EXCANCEL	KEY_F6
  #define SPITZ_KEY_EXJOGDOWN	KEY_F7
  #define SPITZ_KEY_EXJOGUP	KEY_F8
  #define SPITZ_KEY_JAP1		KEY_LEFTALT
  #define SPITZ_KEY_JAP2		KEY_RIGHTCTRL
  #define SPITZ_KEY_SYNC		KEY_F9
  #define SPITZ_KEY_MAIL		KEY_F10
  #define SPITZ_KEY_OK		KEY_F11
  #define SPITZ_KEY_MENU		KEY_F12

  static const uint32_t spitz_keymap[] = {

  	KEY(0, 0, KEY_LEFTCTRL),
  	KEY(0, 1, KEY_1),
  	KEY(0, 2, KEY_3),
  	KEY(0, 3, KEY_5),
  	KEY(0, 4, KEY_6),
  	KEY(0, 5, KEY_7),
  	KEY(0, 6, KEY_9),
  	KEY(0, 7, KEY_0),
  	KEY(0, 8, KEY_BACKSPACE),
  	KEY(0, 9, SPITZ_KEY_EXOK),	/* EXOK */
  	KEY(0, 10, SPITZ_KEY_EXCANCEL),	/* EXCANCEL */
  	KEY(1, 1, KEY_2),
  	KEY(1, 2, KEY_4),
  	KEY(1, 3, KEY_R),
  	KEY(1, 4, KEY_Y),
  	KEY(1, 5, KEY_8),
  	KEY(1, 6, KEY_I),
  	KEY(1, 7, KEY_O),
  	KEY(1, 8, KEY_P),
  	KEY(1, 9, SPITZ_KEY_EXJOGDOWN),	/* EXJOGDOWN */
  	KEY(1, 10, SPITZ_KEY_EXJOGUP),	/* EXJOGUP */
  	KEY(2, 0, KEY_TAB),
  	KEY(2, 1, KEY_Q),
  	KEY(2, 2, KEY_E),
  	KEY(2, 3, KEY_T),
  	KEY(2, 4, KEY_G),
  	KEY(2, 5, KEY_U),
  	KEY(2, 6, KEY_J),
  	KEY(2, 7, KEY_K),
  	KEY(3, 0, SPITZ_KEY_ADDRESS),	/* ADDRESS */
  	KEY(3, 1, KEY_W),
  	KEY(3, 2, KEY_S),
  	KEY(3, 3, KEY_F),
  	KEY(3, 4, KEY_V),
  	KEY(3, 5, KEY_H),
  	KEY(3, 6, KEY_M),
  	KEY(3, 7, KEY_L),
  	KEY(3, 9, KEY_RIGHTSHIFT),
  	KEY(4, 0, SPITZ_KEY_CALENDAR),	/* CALENDAR */
  	KEY(4, 1, KEY_A),
  	KEY(4, 2, KEY_D),
  	KEY(4, 3, KEY_C),
  	KEY(4, 4, KEY_B),
  	KEY(4, 5, KEY_N),
  	KEY(4, 6, KEY_DOT),
  	KEY(4, 8, KEY_ENTER),
  	KEY(4, 9, KEY_LEFTSHIFT),
  	KEY(5, 0, SPITZ_KEY_MAIL),	/* MAIL */
  	KEY(5, 1, KEY_Z),
  	KEY(5, 2, KEY_X),
  	KEY(5, 3, KEY_MINUS),
  	KEY(5, 4, KEY_SPACE),
  	KEY(5, 5, KEY_COMMA),
  	KEY(5, 7, KEY_UP),
  	KEY(5, 10, SPITZ_KEY_FN),	/* FN */
  	KEY(6, 0, KEY_SYSRQ),
  	KEY(6, 1, SPITZ_KEY_JAP1),	/* JAP1 */
  	KEY(6, 2, SPITZ_KEY_JAP2),	/* JAP2 */
  	KEY(6, 3, SPITZ_KEY_CANCEL),	/* CANCEL */
  	KEY(6, 4, SPITZ_KEY_OK),	/* OK */
  	KEY(6, 5, SPITZ_KEY_MENU),	/* MENU */
  	KEY(6, 6, KEY_LEFT),
  	KEY(6, 7, KEY_DOWN),
  	KEY(6, 8, KEY_RIGHT),
  };

  static const struct matrix_keymap_data spitz_keymap_data = {
  	.keymap		= spitz_keymap,
  	.keymap_size	= ARRAY_SIZE(spitz_keymap),

  };

  static const uint32_t spitz_row_gpios[] =

  		{ 12, 17, 91, 34, 36, 38, 39 };

  static const uint32_t spitz_col_gpios[] =

  		{ 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 };

  static struct matrix_keypad_platform_data spitz_mkp_pdata = {
  	.keymap_data		= &spitz_keymap_data,
  	.row_gpios		= spitz_row_gpios,
  	.col_gpios		= spitz_col_gpios,
  	.num_row_gpios		= ARRAY_SIZE(spitz_row_gpios),
  	.num_col_gpios		= ARRAY_SIZE(spitz_col_gpios),

  	.col_scan_delay_us	= 10,
  	.debounce_ms		= 10,
  	.wakeup			= 1,
  };

  static struct platform_device spitz_mkp_device = {

  	.name		= "matrix-keypad",

  	.id		= -1,

  	.dev		= {

  		.platform_data	= &spitz_mkp_pdata,

  	},

  };

  static void __init spitz_mkp_init(void)
  {

  	platform_device_register(&spitz_mkp_device);

  }
  #else
  static inline void spitz_mkp_init(void) {}
  #endif

  /******************************************************************************
   * GPIO keys
   ******************************************************************************/
  #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)

  static struct gpio_keys_button spitz_gpio_keys[] = {
  	{
  		.type	= EV_PWR,
  		.code	= KEY_SUSPEND,
  		.gpio	= SPITZ_GPIO_ON_KEY,

  		.desc	= "On Off",

  		.wakeup	= 1,
  	},
  	/* Two buttons detecting the lid state */
  	{
  		.type	= EV_SW,
  		.code	= 0,
  		.gpio	= SPITZ_GPIO_SWA,

  		.desc	= "Display Down",

  	},
  	{
  		.type	= EV_SW,
  		.code	= 1,
  		.gpio	= SPITZ_GPIO_SWB,

  		.desc	= "Lid Closed",

  	},
  };
  
  static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = {
  	.buttons	= spitz_gpio_keys,
  	.nbuttons	= ARRAY_SIZE(spitz_gpio_keys),
  };
  
  static struct platform_device spitz_gpio_keys_device = {
  	.name	= "gpio-keys",
  	.id	= -1,
  	.dev	= {
  		.platform_data	= &spitz_gpio_keys_platform_data,
  	},
  };

  static void __init spitz_keys_init(void)
  {
  	platform_device_register(&spitz_gpio_keys_device);
  }
  #else
  static inline void spitz_keys_init(void) {}
  #endif

  /******************************************************************************
   * LEDs
   ******************************************************************************/
  #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)

  static struct gpio_led spitz_gpio_leds[] = {
  	{
  		.name			= "spitz:amber:charge",
  		.default_trigger	= "sharpsl-charge",
  		.gpio			= SPITZ_GPIO_LED_ORANGE,
  	},
  	{
  		.name			= "spitz:green:hddactivity",
  		.default_trigger	= "ide-disk",
  		.gpio			= SPITZ_GPIO_LED_GREEN,

  	},

  };

  static struct gpio_led_platform_data spitz_gpio_leds_info = {
  	.leds		= spitz_gpio_leds,
  	.num_leds	= ARRAY_SIZE(spitz_gpio_leds),

  };

  static struct platform_device spitz_led_device = {

  	.name		= "leds-gpio",

  	.id		= -1,

  	.dev		= {

  		.platform_data	= &spitz_gpio_leds_info,

  	},

  };

  static void __init spitz_leds_init(void)
  {

  	platform_device_register(&spitz_led_device);

  }
  #else
  static inline void spitz_leds_init(void) {}
  #endif

  /******************************************************************************
   * SSP Devices
   ******************************************************************************/
  #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)

  static void spitz_ads7846_wait_for_hsync(void)

  {
  	while (gpio_get_value(SPITZ_GPIO_HSYNC))
  		cpu_relax();
  
  	while (!gpio_get_value(SPITZ_GPIO_HSYNC))
  		cpu_relax();
  }

  static struct ads7846_platform_data spitz_ads7846_info = {
  	.model			= 7846,
  	.vref_delay_usecs	= 100,
  	.x_plate_ohms		= 419,
  	.y_plate_ohms		= 486,

  	.pressure_max		= 1024,

  	.gpio_pendown		= SPITZ_GPIO_TP_INT,

  	.wait_for_sync		= spitz_ads7846_wait_for_hsync,

  };

  static struct pxa2xx_spi_chip spitz_ads7846_chip = {

  	.gpio_cs		= SPITZ_GPIO_ADS7846_CS,

  };

  static void spitz_bl_kick_battery(void)

  {

  	void (*kick_batt)(void);

  	kick_batt = symbol_get(sharpsl_battery_kick);
  	if (kick_batt) {
  		kick_batt();
  		symbol_put(sharpsl_battery_kick);

  	}

  }

  static struct corgi_lcd_platform_data spitz_lcdcon_info = {
  	.init_mode		= CORGI_LCD_MODE_VGA,
  	.max_intensity		= 0x2f,
  	.default_intensity	= 0x1f,
  	.limit_mask		= 0x0b,

  	.gpio_backlight_cont	= SPITZ_GPIO_BACKLIGHT_CONT,
  	.gpio_backlight_on	= SPITZ_GPIO_BACKLIGHT_ON,

  	.kick_battery		= spitz_bl_kick_battery,
  };

  static struct pxa2xx_spi_chip spitz_lcdcon_chip = {

  	.gpio_cs	= SPITZ_GPIO_LCDCON_CS,

  };

  static struct pxa2xx_spi_chip spitz_max1111_chip = {

  	.gpio_cs	= SPITZ_GPIO_MAX1111_CS,

  };

  static struct spi_board_info spitz_spi_devices[] = {
  	{

  		.modalias		= "ads7846",
  		.max_speed_hz		= 1200000,
  		.bus_num		= 2,
  		.chip_select		= 0,
  		.platform_data		= &spitz_ads7846_info,
  		.controller_data	= &spitz_ads7846_chip,

  		.irq			= PXA_GPIO_TO_IRQ(SPITZ_GPIO_TP_INT),

  	}, {

  		.modalias		= "corgi-lcd",
  		.max_speed_hz		= 50000,
  		.bus_num		= 2,
  		.chip_select		= 1,
  		.platform_data		= &spitz_lcdcon_info,
  		.controller_data	= &spitz_lcdcon_chip,

  	}, {

  		.modalias		= "max1111",
  		.max_speed_hz		= 450000,
  		.bus_num		= 2,
  		.chip_select		= 2,
  		.controller_data	= &spitz_max1111_chip,

  	},

  };

  static struct pxa2xx_spi_master spitz_spi_info = {
  	.num_chipselect	= 3,
  };

  static void __init spitz_spi_init(void)

  {

  	struct corgi_lcd_platform_data *lcd_data = &spitz_lcdcon_info;

  	if (machine_is_akita()) {

  		lcd_data->gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
  		lcd_data->gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;

  	}

  	pxa2xx_set_spi_info(2, &spitz_spi_info);
  	spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));

  }
  #else

  static inline void spitz_spi_init(void) {}

  #endif

  /******************************************************************************
   * SD/MMC card controller
   ******************************************************************************/
  #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)

  /*

   * NOTE: The card detect interrupt isn't debounced so we delay it by 250ms to
   * give the card a chance to fully insert/eject.

   */

  static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
  {
  	struct pxamci_platform_data* p_d = dev->platform_data;

  	if ((1 << vdd) & p_d->ocr_mask)
  		spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, SCOOP_CPR_SD_3V);

  	else

  		spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, 0x0);

  }

  static struct pxamci_platform_data spitz_mci_platform_data = {

  	.detect_delay_ms	= 250,

  	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,

  	.setpower		= spitz_mci_setpower,

  	.gpio_card_detect	= SPITZ_GPIO_nSD_DETECT,
  	.gpio_card_ro		= SPITZ_GPIO_nSD_WP,
  	.gpio_power		= -1,

  };

  static void __init spitz_mmc_init(void)
  {
  	pxa_set_mci_info(&spitz_mci_platform_data);
  }
  #else
  static inline void spitz_mmc_init(void) {}
  #endif

  /******************************************************************************
   * USB Host
   ******************************************************************************/
  #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)

  static int spitz_ohci_init(struct device *dev)
  {

  	int err;

  	err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
  	if (err)
  		return err;

  	/* Only Port 2 is connected, setup USB Port 2 Output Control Register */

  	UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;

  	return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);

  }

  static void spitz_ohci_exit(struct device *dev)
  {
  	gpio_free(SPITZ_GPIO_USB_HOST);
  }

  static struct pxaohci_platform_data spitz_ohci_platform_data = {
  	.port_mode	= PMM_NPS_MODE,
  	.init		= spitz_ohci_init,

  	.exit		= spitz_ohci_exit,

  	.flags		= ENABLE_PORT_ALL | NO_OC_PROTECTION,

  	.power_budget	= 150,

  };

  static void __init spitz_uhc_init(void)
  {
  	pxa_set_ohci_info(&spitz_ohci_platform_data);
  }
  #else
  static inline void spitz_uhc_init(void) {}
  #endif

  /******************************************************************************
   * IrDA
   ******************************************************************************/
  #if defined(CONFIG_PXA_FICP) || defined(CONFIG_PXA_FICP_MODULE)

  static struct pxaficp_platform_data spitz_ficp_platform_data = {

  	.transceiver_cap	= IR_SIRMODE | IR_OFF,

  };

  static void __init spitz_irda_init(void)
  {
  	if (machine_is_akita())
  		spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON;
  	else
  		spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON;

  	pxa_set_ficp_info(&spitz_ficp_platform_data);
  }
  #else
  static inline void spitz_irda_init(void) {}
  #endif

  /******************************************************************************
   * Framebuffer
   ******************************************************************************/
  #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)

  static struct pxafb_mode_info spitz_pxafb_modes[] = {

  	{
  		.pixclock       = 19231,
  		.xres           = 480,
  		.yres           = 640,
  		.bpp            = 16,
  		.hsync_len      = 40,
  		.left_margin    = 46,
  		.right_margin   = 125,
  		.vsync_len      = 3,
  		.upper_margin   = 1,
  		.lower_margin   = 0,
  		.sync           = 0,
  	}, {
  		.pixclock       = 134617,
  		.xres           = 240,
  		.yres           = 320,
  		.bpp            = 16,
  		.hsync_len      = 20,
  		.left_margin    = 20,
  		.right_margin   = 46,
  		.vsync_len      = 2,
  		.upper_margin   = 1,
  		.lower_margin   = 0,
  		.sync           = 0,
  	},

  };
  
  static struct pxafb_mach_info spitz_pxafb_info = {

  	.modes          = spitz_pxafb_modes,
  	.num_modes      = ARRAY_SIZE(spitz_pxafb_modes),

  	.fixed_modes    = 1,

  	.lcd_conn	= LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,

  };

  static void __init spitz_lcd_init(void)
  {

  	pxa_set_fb_info(NULL, &spitz_pxafb_info);

  }
  #else
  static inline void spitz_lcd_init(void) {}
  #endif
  
  /******************************************************************************
   * Framebuffer
   ******************************************************************************/
  #if defined(CONFIG_MTD_NAND_SHARPSL) || defined(CONFIG_MTD_NAND_SHARPSL_MODULE)

  static struct mtd_partition spitz_nand_partitions[] = {

  	{
  		.name = "System Area",
  		.offset = 0,
  		.size = 7 * 1024 * 1024,

  	}, {

  		.name = "Root Filesystem",
  		.offset = 7 * 1024 * 1024,

  	}, {

  		.name = "Home Filesystem",
  		.offset = MTDPART_OFS_APPEND,
  		.size = MTDPART_SIZ_FULL,
  	},
  };
  
  static uint8_t scan_ff_pattern[] = { 0xff, 0xff };

  static struct nand_bbt_descr spitz_nand_bbt = {
  	.options	= 0,
  	.offs		= 4,
  	.len		= 2,
  	.pattern	= scan_ff_pattern

  };

  static struct nand_ecclayout akita_oobinfo = {

  	.oobfree	= { {0x08, 0x09} },
  	.eccbytes	= 24,
  	.eccpos		= {
  			0x05, 0x01, 0x02, 0x03, 0x06, 0x07, 0x15, 0x11,
  			0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23,
  			0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37,
  	},

  };

  static struct sharpsl_nand_platform_data spitz_nand_pdata = {
  	.badblock_pattern	= &spitz_nand_bbt,
  	.partitions		= spitz_nand_partitions,
  	.nr_partitions		= ARRAY_SIZE(spitz_nand_partitions),

  };

  static struct resource spitz_nand_resources[] = {

  	{

  		.start	= PXA_CS3_PHYS,
  		.end	= PXA_CS3_PHYS + SZ_4K - 1,

  		.flags	= IORESOURCE_MEM,
  	},
  };

  static struct platform_device spitz_nand_device = {

  	.name		= "sharpsl-nand",
  	.id		= -1,

  	.resource	= spitz_nand_resources,
  	.num_resources	= ARRAY_SIZE(spitz_nand_resources),

  	.dev		= {

  		.platform_data	= &spitz_nand_pdata,

  	}

  };

  static void __init spitz_nand_init(void)
  {
  	if (machine_is_spitz()) {

  		spitz_nand_partitions[1].size = 5 * 1024 * 1024;

  	} else if (machine_is_akita()) {

  		spitz_nand_partitions[1].size = 58 * 1024 * 1024;
  		spitz_nand_bbt.len = 1;
  		spitz_nand_pdata.ecc_layout = &akita_oobinfo;

  	} else if (machine_is_borzoi()) {

  		spitz_nand_partitions[1].size = 32 * 1024 * 1024;
  		spitz_nand_bbt.len = 1;
  		spitz_nand_pdata.ecc_layout = &akita_oobinfo;

  	}

  	platform_device_register(&spitz_nand_device);

  }
  #else
  static inline void spitz_nand_init(void) {}
  #endif

  /******************************************************************************
   * NOR Flash
   ******************************************************************************/
  #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)

  static struct mtd_partition spitz_rom_parts[] = {

  	{
  		.name	="Boot PROM Filesystem",
  		.offset	= 0x00140000,
  		.size	= MTDPART_SIZ_FULL,
  	},
  };

  static struct physmap_flash_data spitz_rom_data = {

  	.width		= 2,

  	.nr_parts	= ARRAY_SIZE(spitz_rom_parts),
  	.parts		= spitz_rom_parts,

  };

  static struct resource spitz_rom_resources[] = {

  	{

  		.start	= PXA_CS0_PHYS,
  		.end	= PXA_CS0_PHYS + SZ_8M - 1,

  		.flags	= IORESOURCE_MEM,
  	},
  };

  static struct platform_device spitz_rom_device = {
  	.name		= "physmap-flash",
  	.id		= -1,
  	.resource	= spitz_rom_resources,
  	.num_resources	= ARRAY_SIZE(spitz_rom_resources),

  	.dev		= {

  		.platform_data	= &spitz_rom_data,

  	},

  };

  static void __init spitz_nor_init(void)
  {

  	platform_device_register(&spitz_rom_device);

  }
  #else
  static inline void spitz_nor_init(void) {}
  #endif
  
  /******************************************************************************
   * GPIO expander
   ******************************************************************************/
  #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
  static struct pca953x_platform_data akita_pca953x_pdata = {
  	.gpio_base		= AKITA_IOEXP_GPIO_BASE,

  };

  static struct i2c_board_info spitz_i2c_devs[] = {
  	{
  		.type		= "wm8750",
  		.addr		= 0x1b,
  	}, {
  		.type		= "max7310",
  		.addr		= 0x18,
  		.platform_data	= &akita_pca953x_pdata,
  	},
  };
  
  static struct regulator_consumer_supply isl6271a_consumers[] = {
  	{
  		.supply	= "vcc_core",
  	}

  };

  static struct regulator_init_data isl6271a_info[] = {
  	{
  		.constraints = {
  			.name		= "vcc_core range",
  			.min_uV		= 850000,
  			.max_uV		= 1600000,
  			.always_on	= 1,
  			.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE,
  		},
  	.consumer_supplies	= isl6271a_consumers,
  	.num_consumer_supplies	= ARRAY_SIZE(isl6271a_consumers),
  	}

  };

  static struct i2c_board_info spitz_pi2c_devs[] = {
  	{
  		.type		= "isl6271a",
  		.addr		= 0x0c,
  		.platform_data	= &isl6271a_info,
  	},
  };
  
  static void __init spitz_i2c_init(void)
  {
  	int size = ARRAY_SIZE(spitz_i2c_devs);
  
  	/* Only Akita has the max7310 chip */
  	if (!machine_is_akita())
  		size--;
  
  	pxa_set_i2c_info(NULL);
  	pxa27x_set_i2c_power_info(NULL);
  	i2c_register_board_info(0, spitz_i2c_devs, size);
  	i2c_register_board_info(1, ARRAY_AND_SIZE(spitz_pi2c_devs));
  }
  #else
  static inline void spitz_i2c_init(void) {}
  #endif
  
  /******************************************************************************
   * Machine init
   ******************************************************************************/

  static void spitz_poweroff(void)
  {

  	pxa_restart('g', NULL);

  }

  static void spitz_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);

  
  	spitz_poweroff();
  }

  static void __init spitz_init(void)

  {

  	init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0);

  	pm_power_off = spitz_poweroff;

  	PMCR = 0x00;

  	/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
  	PCFR |= PCFR_OPDE;

  	pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));

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

  	spitz_spi_init();

  	spitz_scoop_init();
  	spitz_mkp_init();
  	spitz_keys_init();
  	spitz_leds_init();
  	spitz_mmc_init();
  	spitz_pcmcia_init();
  	spitz_irda_init();
  	spitz_uhc_init();
  	spitz_lcd_init();
  	spitz_nor_init();
  	spitz_nand_init();
  	spitz_i2c_init();

  }

  static void __init spitz_fixup(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);
  }
  
  #ifdef CONFIG_MACH_SPITZ
  MACHINE_START(SPITZ, "SHARP Spitz")

  	.restart_mode	= 'g',

  	.fixup		= spitz_fixup,

  	.map_io		= pxa27x_map_io,

  	.init_irq	= pxa27x_init_irq,

  	.handle_irq	= pxa27x_handle_irq,

  	.init_machine	= spitz_init,
  	.timer		= &pxa_timer,

  	.restart	= spitz_restart,

  MACHINE_END
  #endif
  
  #ifdef CONFIG_MACH_BORZOI
  MACHINE_START(BORZOI, "SHARP Borzoi")

  	.restart_mode	= 'g',

  	.fixup		= spitz_fixup,

  	.map_io		= pxa27x_map_io,

  	.init_irq	= pxa27x_init_irq,

  	.handle_irq	= pxa27x_handle_irq,

  	.init_machine	= spitz_init,
  	.timer		= &pxa_timer,

  	.restart	= spitz_restart,

  MACHINE_END
  #endif

  
  #ifdef CONFIG_MACH_AKITA
  MACHINE_START(AKITA, "SHARP Akita")

  	.restart_mode	= 'g',

  	.fixup		= spitz_fixup,

  	.map_io		= pxa27x_map_io,

  	.init_irq	= pxa27x_init_irq,

  	.handle_irq	= pxa27x_handle_irq,

  	.init_machine	= spitz_init,

  	.timer		= &pxa_timer,

  	.restart	= spitz_restart,

  MACHINE_END
  #endif