[deliverable/linux.git] / arch / arm / mach-pxa / spitz.c

/*
 * 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/init.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/major.h>
#include <linux/fs.h>
#include <linux/interrupt.h>
#include <linux/gpio.h>
#include <linux/leds.h>
#include <linux/mmc/host.h>
#include <linux/pm.h>
#include <linux/backlight.h>
#include <linux/i2c.h>
#include <linux/i2c/pca953x.h>
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
#include <linux/spi/corgi_lcd.h>

#include <asm/setup.h>
#include <asm/memory.h>
#include <asm/mach-types.h>
#include <mach/hardware.h>
#include <asm/irq.h>
#include <asm/io.h>
#include <asm/system.h>

#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>

#include <mach/pxa-regs.h>
#include <mach/pxa2xx-regs.h>
#include <mach/mfp-pxa27x.h>
#include <mach/pxa27x-udc.h>
#include <mach/reset.h>
#include <mach/i2c.h>
#include <mach/irda.h>
#include <mach/mmc.h>
#include <mach/ohci.h>
#include <mach/udc.h>
#include <mach/pxafb.h>
#include <mach/pxa2xx_spi.h>
#include <mach/spitz.h>
#include <mach/sharpsl.h>

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

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

static unsigned long spitz_pin_config[] __initdata = {
	/* Chip Selects */
	GPIO78_nCS_2,	/* SCOOP #2 */
	GPIO80_nCS_4,	/* SCOOP #1 */

	/* LCD - 16bpp Active TFT */
	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,

	/* PC Card */
	GPIO48_nPOE,
	GPIO49_nPWE,
	GPIO50_nPIOR,
	GPIO51_nPIOW,
	GPIO85_nPCE_1,
	GPIO54_nPCE_2,
	GPIO79_PSKTSEL,
	GPIO55_nPREG,
	GPIO56_nPWAIT,
	GPIO57_nIOIS16,

	/* 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 */
	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 */

	GPIO1_GPIO | WAKEUP_ON_EDGE_RISE,
};

/*
 * Spitz SCOOP Device #1
 */
static struct resource spitz_scoop_resources[] = {
	[0] = {
		.start		= 0x10800000,
		.end		= 0x10800fff,
		.flags		= IORESOURCE_MEM,
	},
};

static struct scoop_config spitz_scoop_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 spitzscoop_device = {
	.name		= "sharp-scoop",
	.id		= 0,
	.dev		= {
 		.platform_data	= &spitz_scoop_setup,
	},
	.num_resources	= ARRAY_SIZE(spitz_scoop_resources),
	.resource	= spitz_scoop_resources,
};

/*
 * Spitz SCOOP Device #2
 */
static struct resource spitz_scoop2_resources[] = {
	[0] = {
		.start		= 0x08800040,
		.end		= 0x08800fff,
		.flags		= IORESOURCE_MEM,
	},
};

static struct scoop_config spitz_scoop2_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 spitzscoop2_device = {
	.name		= "sharp-scoop",
	.id		= 1,
	.dev		= {
 		.platform_data	= &spitz_scoop2_setup,
	},
	.num_resources	= ARRAY_SIZE(spitz_scoop2_resources),
	.resource	= spitz_scoop2_resources,
};

#define SPITZ_PWR_SD 0x01
#define SPITZ_PWR_CF 0x02

/* Power control is shared with between one of the CF slots and SD */
static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
{
	unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);

	if (new_cpr & 0x0007) {
		gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
		if (!(cpr & 0x0002) && !(cpr & 0x0004))
		        mdelay(5);
		if (device == SPITZ_PWR_CF)
		        cpr |= 0x0002;
		if (device == SPITZ_PWR_SD)
		        cpr |= 0x0004;
	        write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
	} else {
		if (device == SPITZ_PWR_CF)
		        cpr &= ~0x0002;
		if (device == SPITZ_PWR_SD)
		        cpr &= ~0x0004;
		if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
			write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
		        mdelay(1);
			gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
		} else {
		        write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
		}
	}
}

static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
{
	/* Only need to override behaviour for slot 0 */
	if (nr == 0)
		spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
	else
		write_scoop_reg(scoop, SCOOP_CPR, cpr);
}

static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
{
	.dev        = &spitzscoop_device.dev,
	.irq        = SPITZ_IRQ_GPIO_CF_IRQ,
	.cd_irq     = SPITZ_IRQ_GPIO_CF_CD,
	.cd_irq_str = "PCMCIA0 CD",
},{
	.dev        = &spitzscoop2_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,
};

EXPORT_SYMBOL(spitzscoop_device);
EXPORT_SYMBOL(spitzscoop2_device);

/*
 * Spitz Keyboard Device
 */
static struct platform_device spitzkbd_device = {
	.name		= "spitz-keyboard",
	.id		= -1,
};


/*
 * Spitz LEDs
 */
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 spitzled_device = {
	.name		= "leds-gpio",
	.id		= -1,
	.dev		= {
		.platform_data = &spitz_gpio_leds_info,
	},
};

#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
static struct pxa2xx_spi_master spitz_spi_info = {
	.num_chipselect	= 3,
};

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

static void spitz_ads7846_cs(u32 command)
{
	gpio_set_value(SPITZ_GPIO_ADS7846_CS, !(command == PXA2XX_CS_ASSERT));
}

static struct pxa2xx_spi_chip spitz_ads7846_chip = {
	.cs_control		= spitz_ads7846_cs,
};

static void spitz_notify_intensity(int intensity)
{
	if (machine_is_spitz() || machine_is_borzoi()) {
		gpio_set_value(SPITZ_GPIO_BACKLIGHT_CONT, !(intensity & 0x20));
		gpio_set_value(SPITZ_GPIO_BACKLIGHT_ON, intensity);
		return;
	}

	if (machine_is_akita()) {
		gpio_set_value(AKITA_GPIO_BACKLIGHT_CONT, !(intensity & 0x20));
		gpio_set_value(AKITA_GPIO_BACKLIGHT_ON, intensity);
		return;
	}
}

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,
	.notify			= spitz_notify_intensity,
	.kick_battery		= spitz_bl_kick_battery,
};

static void spitz_lcdcon_cs(u32 command)
{
	gpio_set_value(SPITZ_GPIO_LCDCON_CS, !(command == PXA2XX_CS_ASSERT));
}

static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
	.cs_control	= spitz_lcdcon_cs,
};

static void spitz_max1111_cs(u32 command)
{
	gpio_set_value(SPITZ_GPIO_MAX1111_CS, !(command == PXA2XX_CS_ASSERT));
}

static struct pxa2xx_spi_chip spitz_max1111_chip = {
	.cs_control	= spitz_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		= 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 void __init spitz_init_spi(void)
{
	int err;

	err = gpio_request(SPITZ_GPIO_ADS7846_CS, "ADS7846_CS");
	if (err)
		return;

	err = gpio_request(SPITZ_GPIO_LCDCON_CS, "LCDCON_CS");
	if (err)
		goto err_free_1;

	err = gpio_request(SPITZ_GPIO_MAX1111_CS, "MAX1111_CS");
	if (err)
		goto err_free_2;

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

err_free_2:
	gpio_free(SPITZ_GPIO_LCDCON_CS);
err_free_1:
	gpio_free(SPITZ_GPIO_ADS7846_CS);
}
#else
static inline void spitz_init_spi(void) {}
#endif

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

static struct pxamci_platform_data spitz_mci_platform_data;

static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, void *data)
{
	int err;

	err = gpio_request(SPITZ_GPIO_nSD_DETECT, "nSD_DETECT");
	if (err)
		goto err_out;

	err = gpio_request(SPITZ_GPIO_nSD_WP, "nSD_WP");
	if (err)
		goto err_free_1;

	gpio_direction_input(SPITZ_GPIO_nSD_DETECT);
	gpio_direction_input(SPITZ_GPIO_nSD_WP);

	spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);

	err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
			  IRQF_DISABLED | IRQF_TRIGGER_RISING |
			  IRQF_TRIGGER_FALLING,
			  "MMC card detect", data);
	if (err) {
		pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n",
				__func__);
		goto err_free_2;
	}
	return 0;

err_free_2:
	gpio_free(SPITZ_GPIO_nSD_WP);
err_free_1:
	gpio_free(SPITZ_GPIO_nSD_DETECT);
err_out:
	return err;
}

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(SPITZ_PWR_SD, 0x0004);
	else
		spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
}

static int spitz_mci_get_ro(struct device *dev)
{
	return gpio_get_value(SPITZ_GPIO_nSD_WP);
}

static void spitz_mci_exit(struct device *dev, void *data)
{
	free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
	gpio_free(SPITZ_GPIO_nSD_WP);
	gpio_free(SPITZ_GPIO_nSD_DETECT);
}

static struct pxamci_platform_data spitz_mci_platform_data = {
	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
	.init 		= spitz_mci_init,
	.get_ro		= spitz_mci_get_ro,
	.setpower 	= spitz_mci_setpower,
	.exit		= spitz_mci_exit,
};


/*
 * USB Host (OHCI)
 */
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;

	gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);

	UHCHR = (UHCHR) &
		~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE);

	UHCRHDA |= UHCRHDA_NOCP;

	return 0;
}

static struct pxaohci_platform_data spitz_ohci_platform_data = {
	.port_mode	= PMM_NPS_MODE,
	.init		= spitz_ohci_init,
	.power_budget	= 150,
};


/*
 * Irda
 */
static int spitz_irda_startup(struct device *dev)
{
	int rc;

	rc = gpio_request(SPITZ_GPIO_IR_ON, "IrDA on");
	if (rc)
		goto err;

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

	return 0;

err_dir:
	gpio_free(SPITZ_GPIO_IR_ON);
err:
	return rc;
}

static void spitz_irda_shutdown(struct device *dev)
{
	gpio_free(SPITZ_GPIO_IR_ON);
}

static void spitz_irda_transceiver_mode(struct device *dev, int mode)
{
	gpio_set_value(SPITZ_GPIO_IR_ON, mode & IR_OFF);
	pxa2xx_transceiver_mode(dev, mode);
}

#ifdef CONFIG_MACH_AKITA
static void akita_irda_transceiver_mode(struct device *dev, int mode)
{
	gpio_set_value(AKITA_GPIO_IR_ON, mode & IR_OFF);
	pxa2xx_transceiver_mode(dev, mode);
}
#endif

static struct pxaficp_platform_data spitz_ficp_platform_data = {
	.transceiver_cap	= IR_SIRMODE | IR_OFF,
	.transceiver_mode	= spitz_irda_transceiver_mode,
	.startup		= spitz_irda_startup,
	.shutdown		= spitz_irda_shutdown,
};


/*
 * Spitz PXA Framebuffer
 */

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[0],
	.num_modes      = 2,
	.fixed_modes    = 1,
	.lcd_conn	= LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
};


static struct platform_device *devices[] __initdata = {
	&spitzscoop_device,
	&spitzkbd_device,
	&spitzled_device,
};

static void spitz_poweroff(void)
{
	arm_machine_restart('g');
}

static void spitz_restart(char mode)
{
	/* Bootloader magic for a reboot */
	if((MSC0 & 0xffff0000) == 0x7ff00000)
		MSC0 = (MSC0 & 0xffff) | 0x7ee00000;

	spitz_poweroff();
}

static void __init common_init(void)
{
	init_gpio_reset(SPITZ_GPIO_ON_RESET);
	pm_power_off = spitz_poweroff;
	arm_pm_restart = spitz_restart;

	PMCR = 0x00;

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

	pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));

	spitz_init_spi();

	platform_add_devices(devices, ARRAY_SIZE(devices));
	pxa_set_mci_info(&spitz_mci_platform_data);
	pxa_set_ohci_info(&spitz_ohci_platform_data);
	pxa_set_ficp_info(&spitz_ficp_platform_data);
	set_pxa_fb_info(&spitz_pxafb_info);
	pxa_set_i2c_info(NULL);
}

#if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI)
static void __init spitz_init(void)
{
	platform_scoop_config = &spitz_pcmcia_config;

	common_init();

	platform_device_register(&spitzscoop2_device);
}
#endif

#ifdef CONFIG_MACH_AKITA
/*
 * Akita IO Expander
 */
static struct pca953x_platform_data akita_ioexp = {
	.gpio_base		= AKITA_IOEXP_GPIO_BASE,
};

static struct i2c_board_info akita_i2c_board_info[] = {
	{
		.type		= "max7310",
		.addr		= 0x18,
		.platform_data	= &akita_ioexp,
	},
};

static void __init akita_init(void)
{
	spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;

	/* We just pretend the second element of the array doesn't exist */
	spitz_pcmcia_config.num_devs = 1;
	platform_scoop_config = &spitz_pcmcia_config;

	pxa_set_i2c_info(NULL);
	i2c_register_board_info(0, ARRAY_AND_SIZE(akita_i2c_board_info));

	common_init();
}
#endif

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

#ifdef CONFIG_MACH_SPITZ
MACHINE_START(SPITZ, "SHARP Spitz")
	.phys_io	= 0x40000000,
	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
	.fixup		= fixup_spitz,
	.map_io		= pxa_map_io,
	.init_irq	= pxa27x_init_irq,
	.init_machine	= spitz_init,
	.timer		= &pxa_timer,
MACHINE_END
#endif

#ifdef CONFIG_MACH_BORZOI
MACHINE_START(BORZOI, "SHARP Borzoi")
	.phys_io	= 0x40000000,
	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
	.fixup		= fixup_spitz,
	.map_io		= pxa_map_io,
	.init_irq	= pxa27x_init_irq,
	.init_machine	= spitz_init,
	.timer		= &pxa_timer,
MACHINE_END
#endif

#ifdef CONFIG_MACH_AKITA
MACHINE_START(AKITA, "SHARP Akita")
	.phys_io	= 0x40000000,
	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
	.fixup		= fixup_spitz,
	.map_io		= pxa_map_io,
	.init_irq	= pxa27x_init_irq,
	.init_machine	= akita_init,
	.timer		= &pxa_timer,
MACHINE_END
#endif
Commit	Line	Data
0dd28f1d RP	1	/*
	2	* Support for Sharp SL-Cxx00 Series of PDAs
	3	* Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi)
	4	*
	5	* Copyright (c) 2005 Richard Purdie
	6	*
	7	* Based on Sharp's 2.4 kernel patches/lubbock.c
	8	*
	9	* This program is free software; you can redistribute it and/or modify
	10	* it under the terms of the GNU General Public License version 2 as
	11	* published by the Free Software Foundation.
	12	*
	13	*/
	14
	15	#include <linux/kernel.h>
	16	#include <linux/init.h>
d052d1be	17	#include <linux/platform_device.h>
0dd28f1d RP	18	#include <linux/delay.h>
	19	#include <linux/major.h>
	20	#include <linux/fs.h>
	21	#include <linux/interrupt.h>
dd5980d6	22	#include <linux/gpio.h>
4fe3224f	23	#include <linux/leds.h>
0dd28f1d	24	#include <linux/mmc/host.h>
74617fb6	25	#include <linux/pm.h>
c3f8f650	26	#include <linux/backlight.h>
f72de663 EM	27	#include <linux/i2c.h>
f72de663 EM	28	#include <linux/i2c/pca953x.h>
859b7963 EM	29	#include <linux/spi/spi.h>
	30	#include <linux/spi/ads7846.h>
	31	#include <linux/spi/corgi_lcd.h>
0dd28f1d RP	32
	33	#include <asm/setup.h>
	34	#include <asm/memory.h>
	35	#include <asm/mach-types.h>
a09e64fb	36	#include <mach/hardware.h>
0dd28f1d RP	37	#include <asm/irq.h>
0dd28f1d RP	38	#include <asm/io.h>
74617fb6	39	#include <asm/system.h>
0dd28f1d RP	40
	41	#include <asm/mach/arch.h>
	42	#include <asm/mach/map.h>
	43	#include <asm/mach/irq.h>
	44
a09e64fb RK	45	#include <mach/pxa-regs.h>
a09e64fb RK	46	#include <mach/pxa2xx-regs.h>
5e96adec	47	#include <mach/mfp-pxa27x.h>
a09e64fb	48	#include <mach/pxa27x-udc.h>
afd2fc02	49	#include <mach/reset.h>
f8787fdc	50	#include <mach/i2c.h>
a09e64fb RK	51	#include <mach/irda.h>
	52	#include <mach/mmc.h>
	53	#include <mach/ohci.h>
	54	#include <mach/udc.h>
	55	#include <mach/pxafb.h>
859b7963	56	#include <mach/pxa2xx_spi.h>
a09e64fb RK	57	#include <mach/spitz.h>
a09e64fb RK	58	#include <mach/sharpsl.h>
0dd28f1d RP	59
	60	#include <asm/mach/sharpsl_param.h>
	61	#include <asm/hardware/scoop.h>
	62
	63	#include "generic.h"
46c41e62	64	#include "devices.h"
0dd28f1d RP	65	#include "sharpsl.h"
0dd28f1d RP	66
5e96adec EM	67	static unsigned long spitz_pin_config[] __initdata = {
	68	/* Chip Selects */
	69	GPIO78_nCS_2, /* SCOOP #2 */
	70	GPIO80_nCS_4, /* SCOOP #1 */
	71
	72	/* LCD - 16bpp Active TFT */
	73	GPIO58_LCD_LDD_0,
	74	GPIO59_LCD_LDD_1,
	75	GPIO60_LCD_LDD_2,
	76	GPIO61_LCD_LDD_3,
	77	GPIO62_LCD_LDD_4,
	78	GPIO63_LCD_LDD_5,
	79	GPIO64_LCD_LDD_6,
	80	GPIO65_LCD_LDD_7,
	81	GPIO66_LCD_LDD_8,
	82	GPIO67_LCD_LDD_9,
	83	GPIO68_LCD_LDD_10,
	84	GPIO69_LCD_LDD_11,
	85	GPIO70_LCD_LDD_12,
	86	GPIO71_LCD_LDD_13,
	87	GPIO72_LCD_LDD_14,
	88	GPIO73_LCD_LDD_15,
	89	GPIO74_LCD_FCLK,
	90	GPIO75_LCD_LCLK,
	91	GPIO76_LCD_PCLK,
	92
	93	/* PC Card */
	94	GPIO48_nPOE,
	95	GPIO49_nPWE,
	96	GPIO50_nPIOR,
	97	GPIO51_nPIOW,
	98	GPIO85_nPCE_1,
	99	GPIO54_nPCE_2,
	100	GPIO79_PSKTSEL,
	101	GPIO55_nPREG,
	102	GPIO56_nPWAIT,
	103	GPIO57_nIOIS16,
	104
	105	/* MMC */
	106	GPIO32_MMC_CLK,
	107	GPIO112_MMC_CMD,
	108	GPIO92_MMC_DAT_0,
	109	GPIO109_MMC_DAT_1,
	110	GPIO110_MMC_DAT_2,
	111	GPIO111_MMC_DAT_3,
	112
	113	/* GPIOs */
	114	GPIO9_GPIO, /* SPITZ_GPIO_nSD_DETECT */
	115	GPIO81_GPIO, /* SPITZ_GPIO_nSD_WP */
	116	GPIO41_GPIO, /* SPITZ_GPIO_USB_CONNECT */
	117	GPIO37_GPIO, /* SPITZ_GPIO_USB_HOST */
	118	GPIO35_GPIO, /* SPITZ_GPIO_USB_DEVICE */
	119	GPIO22_GPIO, /* SPITZ_GPIO_HSYNC */
	120	GPIO94_GPIO, /* SPITZ_GPIO_CF_CD */
	121	GPIO105_GPIO, /* SPITZ_GPIO_CF_IRQ */
	122	GPIO106_GPIO, /* SPITZ_GPIO_CF2_IRQ */
	123
	124	GPIO1_GPIO \| WAKEUP_ON_EDGE_RISE,
	125	};
	126
0dd28f1d RP	127	/*
	128	* Spitz SCOOP Device #1
	129	*/
	130	static struct resource spitz_scoop_resources[] = {
	131	[0] = {
	132	.start = 0x10800000,
	133	.end = 0x10800fff,
	134	.flags = IORESOURCE_MEM,
	135	},
	136	};
	137
	138	static struct scoop_config spitz_scoop_setup = {
fff14720	139	.io_dir = SPITZ_SCP_IO_DIR,
0dd28f1d	140	.io_out = SPITZ_SCP_IO_OUT,
fff14720 EM	141	.suspend_clr = SPITZ_SCP_SUS_CLR,
	142	.suspend_set = SPITZ_SCP_SUS_SET,
	143	.gpio_base = SPITZ_SCP_GPIO_BASE,
0dd28f1d RP	144	};
	145
	146	struct platform_device spitzscoop_device = {
	147	.name = "sharp-scoop",
	148	.id = 0,
	149	.dev = {
	150	.platform_data = &spitz_scoop_setup,
	151	},
	152	.num_resources = ARRAY_SIZE(spitz_scoop_resources),
	153	.resource = spitz_scoop_resources,
	154	};
	155
	156	/*
	157	* Spitz SCOOP Device #2
	158	*/
	159	static struct resource spitz_scoop2_resources[] = {
	160	[0] = {
	161	.start = 0x08800040,
	162	.end = 0x08800fff,
	163	.flags = IORESOURCE_MEM,
	164	},
	165	};
	166
	167	static struct scoop_config spitz_scoop2_setup = {
fff14720	168	.io_dir = SPITZ_SCP2_IO_DIR,
0dd28f1d	169	.io_out = SPITZ_SCP2_IO_OUT,
fff14720 EM	170	.suspend_clr = SPITZ_SCP2_SUS_CLR,
	171	.suspend_set = SPITZ_SCP2_SUS_SET,
	172	.gpio_base = SPITZ_SCP2_GPIO_BASE,
0dd28f1d RP	173	};
	174
	175	struct platform_device spitzscoop2_device = {
	176	.name = "sharp-scoop",
	177	.id = 1,
	178	.dev = {
	179	.platform_data = &spitz_scoop2_setup,
	180	},
	181	.num_resources = ARRAY_SIZE(spitz_scoop2_resources),
	182	.resource = spitz_scoop2_resources,
	183	};
	184
a63ae442 RP	185	#define SPITZ_PWR_SD 0x01
	186	#define SPITZ_PWR_CF 0x02
	187
	188	/* Power control is shared with between one of the CF slots and SD */
	189	static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
	190	{
	191	unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);
	192
	193	if (new_cpr & 0x0007) {
fff14720	194	gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
a63ae442 RP	195	if (!(cpr & 0x0002) && !(cpr & 0x0004))
	196	mdelay(5);
	197	if (device == SPITZ_PWR_CF)
	198	cpr \|= 0x0002;
	199	if (device == SPITZ_PWR_SD)
	200	cpr \|= 0x0004;
	201	write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr \| new_cpr);
	202	} else {
	203	if (device == SPITZ_PWR_CF)
	204	cpr &= ~0x0002;
	205	if (device == SPITZ_PWR_SD)
	206	cpr &= ~0x0004;
a63ae442	207	if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
945b9579	208	write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
a63ae442	209	mdelay(1);
fff14720	210	gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
945b9579 RP	211	} else {
945b9579 RP	212	write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr \| new_cpr);
a63ae442 RP	213	}
	214	}
	215	}
	216
a63ae442 RP	217	static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
	218	{
	219	/* Only need to override behaviour for slot 0 */
	220	if (nr == 0)
	221	spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
	222	else
	223	write_scoop_reg(scoop, SCOOP_CPR, cpr);
	224	}
	225
0dd28f1d RP	226	static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
	227	{
	228	.dev = &spitzscoop_device.dev,
	229	.irq = SPITZ_IRQ_GPIO_CF_IRQ,
	230	.cd_irq = SPITZ_IRQ_GPIO_CF_CD,
	231	.cd_irq_str = "PCMCIA0 CD",
	232	},{
	233	.dev = &spitzscoop2_device.dev,
	234	.irq = SPITZ_IRQ_GPIO_CF2_IRQ,
	235	.cd_irq = -1,
	236	},
	237	};
	238
a63ae442 RP	239	static struct scoop_pcmcia_config spitz_pcmcia_config = {
	240	.devs = &spitz_pcmcia_scoop[0],
	241	.num_devs = 2,
a63ae442 RP	242	.power_ctrl = spitz_pcmcia_pwr,
	243	};
	244
	245	EXPORT_SYMBOL(spitzscoop_device);
	246	EXPORT_SYMBOL(spitzscoop2_device);
	247
0dd28f1d RP	248	/*
	249	* Spitz Keyboard Device
	250	*/
	251	static struct platform_device spitzkbd_device = {
	252	.name = "spitz-keyboard",
	253	.id = -1,
	254	};
	255
	256
3179108d RP	257	/*
	258	* Spitz LEDs
	259	*/
4fe3224f EM	260	static struct gpio_led spitz_gpio_leds[] = {
	261	{
	262	.name = "spitz:amber:charge",
	263	.default_trigger = "sharpsl-charge",
	264	.gpio = SPITZ_GPIO_LED_ORANGE,
	265	},
	266	{
	267	.name = "spitz:green:hddactivity",
	268	.default_trigger = "ide-disk",
	269	.gpio = SPITZ_GPIO_LED_GREEN,
	270	},
	271	};
	272
	273	static struct gpio_led_platform_data spitz_gpio_leds_info = {
	274	.leds = spitz_gpio_leds,
	275	.num_leds = ARRAY_SIZE(spitz_gpio_leds),
	276	};
	277
3179108d	278	static struct platform_device spitzled_device = {
4fe3224f	279	.name = "leds-gpio",
3179108d	280	.id = -1,
4fe3224f EM	281	.dev = {
	282	.platform_data = &spitz_gpio_leds_info,
	283	},
3179108d RP	284	};
3179108d RP	285
859b7963 EM	286	#if defined(CONFIG_SPI_PXA2XX) \|\| defined(CONFIG_SPI_PXA2XX_MODULE)
	287	static struct pxa2xx_spi_master spitz_spi_info = {
	288	.num_chipselect = 3,
	289	};
ca4d6cfc	290
859b7963 EM	291	static struct ads7846_platform_data spitz_ads7846_info = {
	292	.model = 7846,
	293	.vref_delay_usecs = 100,
	294	.x_plate_ohms = 419,
	295	.y_plate_ohms = 486,
	296	.gpio_pendown = SPITZ_GPIO_TP_INT,
	297	};
ca4d6cfc	298
859b7963	299	static void spitz_ads7846_cs(u32 command)
ca4d6cfc	300	{
859b7963	301	gpio_set_value(SPITZ_GPIO_ADS7846_CS, !(command == PXA2XX_CS_ASSERT));
ca4d6cfc RP	302	}
ca4d6cfc RP	303
859b7963 EM	304	static struct pxa2xx_spi_chip spitz_ads7846_chip = {
	305	.cs_control = spitz_ads7846_cs,
	306	};
ca4d6cfc	307
859b7963	308	static void spitz_notify_intensity(int intensity)
ca4d6cfc	309	{
859b7963	310	if (machine_is_spitz() \|\| machine_is_borzoi()) {
fff14720 EM	311	gpio_set_value(SPITZ_GPIO_BACKLIGHT_CONT, !(intensity & 0x20));
fff14720 EM	312	gpio_set_value(SPITZ_GPIO_BACKLIGHT_ON, intensity);
859b7963 EM	313	return;
859b7963 EM	314	}
ca4d6cfc	315
859b7963	316	if (machine_is_akita()) {
f72de663 EM	317	gpio_set_value(AKITA_GPIO_BACKLIGHT_CONT, !(intensity & 0x20));
f72de663 EM	318	gpio_set_value(AKITA_GPIO_BACKLIGHT_ON, intensity);
859b7963 EM	319	return;
859b7963 EM	320	}
ca4d6cfc RP	321	}
ca4d6cfc RP	322
859b7963	323	static void spitz_bl_kick_battery(void)
ca4d6cfc	324	{
859b7963	325	void (*kick_batt)(void);
ca4d6cfc	326
859b7963 EM	327	kick_batt = symbol_get(sharpsl_battery_kick);
	328	if (kick_batt) {
	329	kick_batt();
	330	symbol_put(sharpsl_battery_kick);
	331	}
ca4d6cfc RP	332	}
ca4d6cfc RP	333
859b7963 EM	334	static struct corgi_lcd_platform_data spitz_lcdcon_info = {
	335	.init_mode = CORGI_LCD_MODE_VGA,
	336	.max_intensity = 0x2f,
	337	.default_intensity = 0x1f,
	338	.limit_mask = 0x0b,
	339	.notify = spitz_notify_intensity,
	340	.kick_battery = spitz_bl_kick_battery,
	341	};
ca4d6cfc	342
859b7963	343	static void spitz_lcdcon_cs(u32 command)
ca4d6cfc	344	{
859b7963	345	gpio_set_value(SPITZ_GPIO_LCDCON_CS, !(command == PXA2XX_CS_ASSERT));
ca4d6cfc RP	346	}
ca4d6cfc RP	347
859b7963 EM	348	static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
859b7963 EM	349	.cs_control = spitz_lcdcon_cs,
0dd28f1d RP	350	};
0dd28f1d RP	351
859b7963 EM	352	static void spitz_max1111_cs(u32 command)
	353	{
	354	gpio_set_value(SPITZ_GPIO_MAX1111_CS, !(command == PXA2XX_CS_ASSERT));
	355	}
	356
	357	static struct pxa2xx_spi_chip spitz_max1111_chip = {
	358	.cs_control = spitz_max1111_cs,
0dd28f1d RP	359	};
0dd28f1d RP	360
859b7963 EM	361	static struct spi_board_info spitz_spi_devices[] = {
	362	{
	363	.modalias = "ads7846",
	364	.max_speed_hz = 1200000,
	365	.bus_num = 2,
	366	.chip_select = 0,
	367	.platform_data = &spitz_ads7846_info,
	368	.controller_data= &spitz_ads7846_chip,
	369	.irq = gpio_to_irq(SPITZ_GPIO_TP_INT),
	370	}, {
	371	.modalias = "corgi-lcd",
	372	.max_speed_hz = 50000,
	373	.bus_num = 2,
	374	.chip_select = 1,
	375	.platform_data = &spitz_lcdcon_info,
	376	.controller_data= &spitz_lcdcon_chip,
	377	}, {
	378	.modalias = "max1111",
	379	.max_speed_hz = 450000,
	380	.bus_num = 2,
	381	.chip_select = 2,
	382	.controller_data= &spitz_max1111_chip,
0dd28f1d	383	},
0dd28f1d RP	384	};
0dd28f1d RP	385
859b7963 EM	386	static void __init spitz_init_spi(void)
	387	{
	388	int err;
	389
	390	err = gpio_request(SPITZ_GPIO_ADS7846_CS, "ADS7846_CS");
	391	if (err)
	392	return;
	393
	394	err = gpio_request(SPITZ_GPIO_LCDCON_CS, "LCDCON_CS");
	395	if (err)
	396	goto err_free_1;
	397
	398	err = gpio_request(SPITZ_GPIO_MAX1111_CS, "MAX1111_CS");
	399	if (err)
	400	goto err_free_2;
	401
	402	pxa2xx_set_spi_info(2, &spitz_spi_info);
	403	spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
	404	return;
	405
	406	err_free_2:
	407	gpio_free(SPITZ_GPIO_LCDCON_CS);
	408	err_free_1:
	409	gpio_free(SPITZ_GPIO_ADS7846_CS);
	410	}
	411	#else
	412	static inline void spitz_init_spi(void) {}
	413	#endif
0dd28f1d RP	414
	415	/*
	416	* MMC/SD Device
	417	*
	418	* The card detect interrupt isn't debounced so we delay it by 250ms
	419	* to give the card a chance to fully insert/eject.
	420	*/
	421
	422	static struct pxamci_platform_data spitz_mci_platform_data;
	423
40220c1a	424	static int spitz_mci_init(struct device dev, irq_handler_t spitz_detect_int, void data)
0dd28f1d RP	425	{
	426	int err;
	427
dd5980d6 EM	428	err = gpio_request(SPITZ_GPIO_nSD_DETECT, "nSD_DETECT");
	429	if (err)
	430	goto err_out;
	431
	432	err = gpio_request(SPITZ_GPIO_nSD_WP, "nSD_WP");
	433	if (err)
	434	goto err_free_1;
	435
	436	gpio_direction_input(SPITZ_GPIO_nSD_DETECT);
	437	gpio_direction_input(SPITZ_GPIO_nSD_WP);
0dd28f1d RP	438
	439	spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
	440
9ded96f2	441	err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
dd5980d6 EM	442	IRQF_DISABLED \| IRQF_TRIGGER_RISING \|
dd5980d6 EM	443	IRQF_TRIGGER_FALLING,
9ded96f2	444	"MMC card detect", data);
dd5980d6 EM	445	if (err) {
	446	pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n",
	447	__func__);
	448	goto err_free_2;
	449	}
	450	return 0;
0dd28f1d	451
dd5980d6 EM	452	err_free_2:
	453	gpio_free(SPITZ_GPIO_nSD_WP);
	454	err_free_1:
	455	gpio_free(SPITZ_GPIO_nSD_DETECT);
	456	err_out:
2687bd38	457	return err;
0dd28f1d RP	458	}
0dd28f1d RP	459
0dd28f1d RP	460	static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
	461	{
	462	struct pxamci_platform_data* p_d = dev->platform_data;
	463
a63ae442 RP	464	if (( 1 << vdd) & p_d->ocr_mask)
	465	spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
	466	else
	467	spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
0dd28f1d RP	468	}
	469
	470	static int spitz_mci_get_ro(struct device *dev)
	471	{
dd5980d6	472	return gpio_get_value(SPITZ_GPIO_nSD_WP);
0dd28f1d RP	473	}
	474
	475	static void spitz_mci_exit(struct device dev, void data)
	476	{
	477	free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
dd5980d6 EM	478	gpio_free(SPITZ_GPIO_nSD_WP);
dd5980d6 EM	479	gpio_free(SPITZ_GPIO_nSD_DETECT);
0dd28f1d RP	480	}
	481
	482	static struct pxamci_platform_data spitz_mci_platform_data = {
	483	.ocr_mask = MMC_VDD_32_33\|MMC_VDD_33_34,
	484	.init = spitz_mci_init,
	485	.get_ro = spitz_mci_get_ro,
	486	.setpower = spitz_mci_setpower,
	487	.exit = spitz_mci_exit,
	488	};
	489
	490
3125c68d RP	491	/*
	492	* USB Host (OHCI)
	493	*/
	494	static int spitz_ohci_init(struct device *dev)
	495	{
dd5980d6 EM	496	int err;
	497
	498	err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
	499	if (err)
	500	return err;
	501
5e96adec EM	502	/* Only Port 2 is connected
	503	* Setup USB Port 2 Output Control Register
	504	*/
3125c68d RP	505	UP2OCR = UP2OCR_HXS \| UP2OCR_HXOE \| UP2OCR_DPPDE \| UP2OCR_DMPDE;
3125c68d RP	506
dd5980d6	507	gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
3125c68d RP	508
	509	UHCHR = (UHCHR) &
	510	~(UHCHR_SSEP1 \| UHCHR_SSEP2 \| UHCHR_SSEP3 \| UHCHR_SSE);
	511
	512	UHCRHDA \|= UHCRHDA_NOCP;
	513
	514	return 0;
	515	}
	516
	517	static struct pxaohci_platform_data spitz_ohci_platform_data = {
	518	.port_mode = PMM_NPS_MODE,
	519	.init = spitz_ohci_init,
0c27c5d5	520	.power_budget = 150,
3125c68d RP	521	};
	522
	523
dc07845d RP	524	/*
	525	* Irda
	526	*/
fff14720 EM	527	static int spitz_irda_startup(struct device *dev)
	528	{
	529	int rc;
	530
	531	rc = gpio_request(SPITZ_GPIO_IR_ON, "IrDA on");
	532	if (rc)
	533	goto err;
	534
	535	rc = gpio_direction_output(SPITZ_GPIO_IR_ON, 1);
	536	if (rc)
	537	goto err_dir;
	538
	539	return 0;
	540
	541	err_dir:
	542	gpio_free(SPITZ_GPIO_IR_ON);
	543	err:
	544	return rc;
	545	}
	546
	547	static void spitz_irda_shutdown(struct device *dev)
	548	{
	549	gpio_free(SPITZ_GPIO_IR_ON);
	550	}
	551
dc07845d RP	552	static void spitz_irda_transceiver_mode(struct device *dev, int mode)
dc07845d RP	553	{
fff14720	554	gpio_set_value(SPITZ_GPIO_IR_ON, mode & IR_OFF);
0fc3ff31	555	pxa2xx_transceiver_mode(dev, mode);
dc07845d RP	556	}
dc07845d RP	557
94cabd00 RP	558	#ifdef CONFIG_MACH_AKITA
	559	static void akita_irda_transceiver_mode(struct device *dev, int mode)
	560	{
f72de663	561	gpio_set_value(AKITA_GPIO_IR_ON, mode & IR_OFF);
0fc3ff31	562	pxa2xx_transceiver_mode(dev, mode);
94cabd00 RP	563	}
	564	#endif
	565
dc07845d	566	static struct pxaficp_platform_data spitz_ficp_platform_data = {
fff14720 EM	567	.transceiver_cap = IR_SIRMODE \| IR_OFF,
	568	.transceiver_mode = spitz_irda_transceiver_mode,
	569	.startup = spitz_irda_startup,
	570	.shutdown = spitz_irda_shutdown,
dc07845d RP	571	};
	572
	573
0dd28f1d RP	574	/*
	575	* Spitz PXA Framebuffer
	576	*/
d14b272b RP	577
	578	static struct pxafb_mode_info spitz_pxafb_modes[] = {
	579	{
	580	.pixclock = 19231,
	581	.xres = 480,
	582	.yres = 640,
	583	.bpp = 16,
	584	.hsync_len = 40,
	585	.left_margin = 46,
	586	.right_margin = 125,
	587	.vsync_len = 3,
	588	.upper_margin = 1,
	589	.lower_margin = 0,
	590	.sync = 0,
	591	},{
	592	.pixclock = 134617,
	593	.xres = 240,
	594	.yres = 320,
	595	.bpp = 16,
	596	.hsync_len = 20,
	597	.left_margin = 20,
	598	.right_margin = 46,
	599	.vsync_len = 2,
	600	.upper_margin = 1,
	601	.lower_margin = 0,
	602	.sync = 0,
	603	},
	604	};
	605
	606	static struct pxafb_mach_info spitz_pxafb_info = {
	607	.modes = &spitz_pxafb_modes[0],
	608	.num_modes = 2,
	609	.fixed_modes = 1,
79009a06	610	.lcd_conn = LCD_COLOR_TFT_16BPP \| LCD_ALTERNATE_MAPPING,
0dd28f1d RP	611	};
	612
	613
	614	static struct platform_device *devices[] __initdata = {
	615	&spitzscoop_device,
0dd28f1d	616	&spitzkbd_device,
3179108d	617	&spitzled_device,
0dd28f1d RP	618	};
0dd28f1d RP	619
74617fb6 RP	620	static void spitz_poweroff(void)
74617fb6 RP	621	{
86159a98	622	arm_machine_restart('g');
74617fb6 RP	623	}
	624
	625	static void spitz_restart(char mode)
	626	{
	627	/* Bootloader magic for a reboot */
	628	if((MSC0 & 0xffff0000) == 0x7ff00000)
	629	MSC0 = (MSC0 & 0xffff) \| 0x7ee00000;
	630
	631	spitz_poweroff();
	632	}
	633
0dd28f1d RP	634	static void __init common_init(void)
0dd28f1d RP	635	{
86159a98	636	init_gpio_reset(SPITZ_GPIO_ON_RESET);
74617fb6 RP	637	pm_power_off = spitz_poweroff;
	638	arm_pm_restart = spitz_restart;
	639
0dd28f1d RP	640	PMCR = 0x00;
0dd28f1d RP	641
0dd28f1d RP	642	/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
	643	PCFR \|= PCFR_OPDE;
	644
5e96adec	645	pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
0dd28f1d	646
859b7963	647	spitz_init_spi();
0dd28f1d RP	648
	649	platform_add_devices(devices, ARRAY_SIZE(devices));
	650	pxa_set_mci_info(&spitz_mci_platform_data);
3125c68d	651	pxa_set_ohci_info(&spitz_ohci_platform_data);
dc07845d	652	pxa_set_ficp_info(&spitz_ficp_platform_data);
0dd28f1d	653	set_pxa_fb_info(&spitz_pxafb_info);
f8787fdc	654	pxa_set_i2c_info(NULL);
0dd28f1d RP	655	}
0dd28f1d RP	656
ca4d6cfc	657	#if defined(CONFIG_MACH_SPITZ) \|\| defined(CONFIG_MACH_BORZOI)
0dd28f1d RP	658	static void __init spitz_init(void)
0dd28f1d RP	659	{
a63ae442 RP	660	platform_scoop_config = &spitz_pcmcia_config;
a63ae442 RP	661
0dd28f1d RP	662	common_init();
	663
	664	platform_device_register(&spitzscoop2_device);
	665	}
ca4d6cfc	666	#endif
0dd28f1d	667
94cabd00 RP	668	#ifdef CONFIG_MACH_AKITA
	669	/*
	670	* Akita IO Expander
	671	*/
f72de663 EM	672	static struct pca953x_platform_data akita_ioexp = {
f72de663 EM	673	.gpio_base = AKITA_IOEXP_GPIO_BASE,
94cabd00 RP	674	};
94cabd00 RP	675
f72de663 EM	676	static struct i2c_board_info akita_i2c_board_info[] = {
	677	{
	678	.type = "max7310",
	679	.addr = 0x18,
	680	.platform_data = &akita_ioexp,
	681	},
	682	};
bd8f103e	683
94cabd00 RP	684	static void __init akita_init(void)
	685	{
	686	spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
	687
	688	/* We just pretend the second element of the array doesn't exist */
	689	spitz_pcmcia_config.num_devs = 1;
	690	platform_scoop_config = &spitz_pcmcia_config;
94cabd00	691
f72de663 EM	692	pxa_set_i2c_info(NULL);
f72de663 EM	693	i2c_register_board_info(0, ARRAY_AND_SIZE(akita_i2c_board_info));
94cabd00	694
94cabd00 RP	695	common_init();
	696	}
	697	#endif
	698
0dd28f1d RP	699	static void __init fixup_spitz(struct machine_desc *desc,
	700	struct tag tags, char cmdline, struct meminfo mi)
	701	{
	702	sharpsl_save_param();
	703	mi->nr_banks = 1;
	704	mi->bank[0].start = 0xa0000000;
	705	mi->bank[0].node = 0;
	706	mi->bank[0].size = (6410241024);
	707	}
	708
	709	#ifdef CONFIG_MACH_SPITZ
	710	MACHINE_START(SPITZ, "SHARP Spitz")
0dd28f1d RP	711	.phys_io = 0x40000000,
	712	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
	713	.fixup = fixup_spitz,
	714	.map_io = pxa_map_io,
cd49104d	715	.init_irq = pxa27x_init_irq,
0dd28f1d RP	716	.init_machine = spitz_init,
	717	.timer = &pxa_timer,
	718	MACHINE_END
	719	#endif
	720
	721	#ifdef CONFIG_MACH_BORZOI
	722	MACHINE_START(BORZOI, "SHARP Borzoi")
0dd28f1d RP	723	.phys_io = 0x40000000,
	724	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
	725	.fixup = fixup_spitz,
	726	.map_io = pxa_map_io,
cd49104d	727	.init_irq = pxa27x_init_irq,
0dd28f1d RP	728	.init_machine = spitz_init,
	729	.timer = &pxa_timer,
	730	MACHINE_END
	731	#endif
94cabd00 RP	732
	733	#ifdef CONFIG_MACH_AKITA
	734	MACHINE_START(AKITA, "SHARP Akita")
94cabd00 RP	735	.phys_io = 0x40000000,
	736	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
	737	.fixup = fixup_spitz,
	738	.map_io = pxa_map_io,
cd49104d	739	.init_irq = pxa27x_init_irq,
94cabd00 RP	740	.init_machine = akita_init,
	741	.timer = &pxa_timer,
	742	MACHINE_END
	743	#endif