[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/io.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/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 */
	GPIO79_nCS_3,	/* NAND */
	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,
	GPIO55_nPREG,
	GPIO56_nPWAIT,
	GPIO57_nIOIS16,
	GPIO104_PSKTSEL,

	/* 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_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 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;

	err = gpio_direction_output(SPITZ_GPIO_ADS7846_CS, 1);
	if (err)
		goto err_free_3;
	err = gpio_direction_output(SPITZ_GPIO_LCDCON_CS, 1);
	if (err)
		goto err_free_3;
	err = gpio_direction_output(SPITZ_GPIO_MAX1111_CS, 1);
	if (err)
		goto err_free_3;

	if (machine_is_akita()) {
		spitz_lcdcon_info.gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
		spitz_lcdcon_info.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));
	return;

err_free_3:
	gpio_free(SPITZ_GPIO_MAX1111_CS);
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;

	return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
}

static struct pxaohci_platform_data spitz_ohci_platform_data = {
	.port_mode	= PMM_NPS_MODE,
	.init		= spitz_ohci_init,
	.flags		= ENABLE_PORT_ALL | NO_OC_PROTECTION,
	.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, 1);
	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;

	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>
fced80c7	27	#include <linux/io.h>
f72de663 EM	28	#include <linux/i2c.h>
f72de663 EM	29	#include <linux/i2c/pca953x.h>
859b7963 EM	30	#include <linux/spi/spi.h>
	31	#include <linux/spi/ads7846.h>
	32	#include <linux/spi/corgi_lcd.h>
0dd28f1d RP	33
	34	#include <asm/setup.h>
	35	#include <asm/memory.h>
	36	#include <asm/mach-types.h>
a09e64fb	37	#include <mach/hardware.h>
0dd28f1d	38	#include <asm/irq.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 */
faf2f0ab	70	GPIO79_nCS_3, /* NAND */
5e96adec EM	71	GPIO80_nCS_4, /* SCOOP #1 */
	72
	73	/* LCD - 16bpp Active TFT */
	74	GPIO58_LCD_LDD_0,
	75	GPIO59_LCD_LDD_1,
	76	GPIO60_LCD_LDD_2,
	77	GPIO61_LCD_LDD_3,
	78	GPIO62_LCD_LDD_4,
	79	GPIO63_LCD_LDD_5,
	80	GPIO64_LCD_LDD_6,
	81	GPIO65_LCD_LDD_7,
	82	GPIO66_LCD_LDD_8,
	83	GPIO67_LCD_LDD_9,
	84	GPIO68_LCD_LDD_10,
	85	GPIO69_LCD_LDD_11,
	86	GPIO70_LCD_LDD_12,
	87	GPIO71_LCD_LDD_13,
	88	GPIO72_LCD_LDD_14,
	89	GPIO73_LCD_LDD_15,
	90	GPIO74_LCD_FCLK,
	91	GPIO75_LCD_LCLK,
	92	GPIO76_LCD_PCLK,
	93
	94	/* PC Card */
	95	GPIO48_nPOE,
	96	GPIO49_nPWE,
	97	GPIO50_nPIOR,
	98	GPIO51_nPIOW,
	99	GPIO85_nPCE_1,
	100	GPIO54_nPCE_2,
5e96adec EM	101	GPIO55_nPREG,
	102	GPIO56_nPWAIT,
	103	GPIO57_nIOIS16,
faf2f0ab	104	GPIO104_PSKTSEL,
5e96adec EM	105
	106	/* MMC */
	107	GPIO32_MMC_CLK,
	108	GPIO112_MMC_CMD,
	109	GPIO92_MMC_DAT_0,
	110	GPIO109_MMC_DAT_1,
	111	GPIO110_MMC_DAT_2,
	112	GPIO111_MMC_DAT_3,
	113
	114	/* GPIOs */
	115	GPIO9_GPIO, /* SPITZ_GPIO_nSD_DETECT */
	116	GPIO81_GPIO, /* SPITZ_GPIO_nSD_WP */
	117	GPIO41_GPIO, /* SPITZ_GPIO_USB_CONNECT */
	118	GPIO37_GPIO, /* SPITZ_GPIO_USB_HOST */
	119	GPIO35_GPIO, /* SPITZ_GPIO_USB_DEVICE */
	120	GPIO22_GPIO, /* SPITZ_GPIO_HSYNC */
	121	GPIO94_GPIO, /* SPITZ_GPIO_CF_CD */
	122	GPIO105_GPIO, /* SPITZ_GPIO_CF_IRQ */
	123	GPIO106_GPIO, /* SPITZ_GPIO_CF2_IRQ */
	124
	125	GPIO1_GPIO \| WAKEUP_ON_EDGE_RISE,
	126	};
	127
0dd28f1d RP	128	/*
	129	* Spitz SCOOP Device #1
	130	*/
	131	static struct resource spitz_scoop_resources[] = {
	132	[0] = {
	133	.start = 0x10800000,
	134	.end = 0x10800fff,
	135	.flags = IORESOURCE_MEM,
	136	},
	137	};
	138
	139	static struct scoop_config spitz_scoop_setup = {
fff14720	140	.io_dir = SPITZ_SCP_IO_DIR,
0dd28f1d	141	.io_out = SPITZ_SCP_IO_OUT,
fff14720 EM	142	.suspend_clr = SPITZ_SCP_SUS_CLR,
	143	.suspend_set = SPITZ_SCP_SUS_SET,
	144	.gpio_base = SPITZ_SCP_GPIO_BASE,
0dd28f1d RP	145	};
	146
	147	struct platform_device spitzscoop_device = {
	148	.name = "sharp-scoop",
	149	.id = 0,
	150	.dev = {
	151	.platform_data = &spitz_scoop_setup,
	152	},
	153	.num_resources = ARRAY_SIZE(spitz_scoop_resources),
	154	.resource = spitz_scoop_resources,
	155	};
	156
	157	/*
	158	* Spitz SCOOP Device #2
	159	*/
	160	static struct resource spitz_scoop2_resources[] = {
	161	[0] = {
	162	.start = 0x08800040,
	163	.end = 0x08800fff,
	164	.flags = IORESOURCE_MEM,
	165	},
	166	};
	167
	168	static struct scoop_config spitz_scoop2_setup = {
fff14720	169	.io_dir = SPITZ_SCP2_IO_DIR,
0dd28f1d	170	.io_out = SPITZ_SCP2_IO_OUT,
fff14720 EM	171	.suspend_clr = SPITZ_SCP2_SUS_CLR,
	172	.suspend_set = SPITZ_SCP2_SUS_SET,
	173	.gpio_base = SPITZ_SCP2_GPIO_BASE,
0dd28f1d RP	174	};
	175
	176	struct platform_device spitzscoop2_device = {
	177	.name = "sharp-scoop",
	178	.id = 1,
	179	.dev = {
	180	.platform_data = &spitz_scoop2_setup,
	181	},
	182	.num_resources = ARRAY_SIZE(spitz_scoop2_resources),
	183	.resource = spitz_scoop2_resources,
	184	};
	185
a63ae442 RP	186	#define SPITZ_PWR_SD 0x01
	187	#define SPITZ_PWR_CF 0x02
	188
	189	/* Power control is shared with between one of the CF slots and SD */
	190	static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
	191	{
	192	unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);
	193
	194	if (new_cpr & 0x0007) {
fff14720	195	gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
a63ae442 RP	196	if (!(cpr & 0x0002) && !(cpr & 0x0004))
	197	mdelay(5);
	198	if (device == SPITZ_PWR_CF)
	199	cpr \|= 0x0002;
	200	if (device == SPITZ_PWR_SD)
	201	cpr \|= 0x0004;
	202	write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr \| new_cpr);
	203	} else {
	204	if (device == SPITZ_PWR_CF)
	205	cpr &= ~0x0002;
	206	if (device == SPITZ_PWR_SD)
	207	cpr &= ~0x0004;
a63ae442	208	if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
945b9579	209	write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
a63ae442	210	mdelay(1);
fff14720	211	gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
945b9579 RP	212	} else {
945b9579 RP	213	write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr \| new_cpr);
a63ae442 RP	214	}
	215	}
	216	}
	217
a63ae442 RP	218	static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
	219	{
	220	/* Only need to override behaviour for slot 0 */
	221	if (nr == 0)
	222	spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
	223	else
	224	write_scoop_reg(scoop, SCOOP_CPR, cpr);
	225	}
	226
0dd28f1d RP	227	static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
	228	{
	229	.dev = &spitzscoop_device.dev,
	230	.irq = SPITZ_IRQ_GPIO_CF_IRQ,
	231	.cd_irq = SPITZ_IRQ_GPIO_CF_CD,
	232	.cd_irq_str = "PCMCIA0 CD",
	233	},{
	234	.dev = &spitzscoop2_device.dev,
	235	.irq = SPITZ_IRQ_GPIO_CF2_IRQ,
	236	.cd_irq = -1,
	237	},
	238	};
	239
a63ae442 RP	240	static struct scoop_pcmcia_config spitz_pcmcia_config = {
	241	.devs = &spitz_pcmcia_scoop[0],
	242	.num_devs = 2,
a63ae442 RP	243	.power_ctrl = spitz_pcmcia_pwr,
	244	};
	245
	246	EXPORT_SYMBOL(spitzscoop_device);
	247	EXPORT_SYMBOL(spitzscoop2_device);
	248
0dd28f1d	249	/*
0dd28f1d	250	* Spitz Keyboard Device
0dd28f1d	251	*/
0dd28f1d RP	252	static struct platform_device spitzkbd_device = {
0dd28f1d RP	253	.name = "spitz-keyboard",
0dd28f1d RP	254	.id = -1,
	255	};
	256
0dd28f1d RP	257
0dd28f1d RP	258	/*
3179108d	259	* Spitz LEDs
0dd28f1d	260	*/
4fe3224f EM	261	static struct gpio_led spitz_gpio_leds[] = {
	262	{
	263	.name = "spitz:amber:charge",
	264	.default_trigger = "sharpsl-charge",
	265	.gpio = SPITZ_GPIO_LED_ORANGE,
	266	},
	267	{
	268	.name = "spitz:green:hddactivity",
	269	.default_trigger = "ide-disk",
	270	.gpio = SPITZ_GPIO_LED_GREEN,
0dd28f1d	271	},
0dd28f1d RP	272	};
0dd28f1d RP	273
4fe3224f EM	274	static struct gpio_led_platform_data spitz_gpio_leds_info = {
	275	.leds = spitz_gpio_leds,
	276	.num_leds = ARRAY_SIZE(spitz_gpio_leds),
0dd28f1d RP	277	};
0dd28f1d RP	278
3179108d	279	static struct platform_device spitzled_device = {
4fe3224f	280	.name = "leds-gpio",
3179108d	281	.id = -1,
4fe3224f EM	282	.dev = {
	283	.platform_data = &spitz_gpio_leds_info,
	284	},
3179108d RP	285	};
3179108d RP	286
859b7963 EM	287	#if defined(CONFIG_SPI_PXA2XX) \|\| defined(CONFIG_SPI_PXA2XX_MODULE)
	288	static struct pxa2xx_spi_master spitz_spi_info = {
	289	.num_chipselect = 3,
	290	};
ca4d6cfc	291
859b7963 EM	292	static struct ads7846_platform_data spitz_ads7846_info = {
	293	.model = 7846,
	294	.vref_delay_usecs = 100,
	295	.x_plate_ohms = 419,
	296	.y_plate_ohms = 486,
	297	.gpio_pendown = SPITZ_GPIO_TP_INT,
	298	};
ca4d6cfc	299
859b7963	300	static void spitz_ads7846_cs(u32 command)
ca4d6cfc	301	{
859b7963	302	gpio_set_value(SPITZ_GPIO_ADS7846_CS, !(command == PXA2XX_CS_ASSERT));
ca4d6cfc RP	303	}
ca4d6cfc RP	304
859b7963 EM	305	static struct pxa2xx_spi_chip spitz_ads7846_chip = {
	306	.cs_control = spitz_ads7846_cs,
	307	};
ca4d6cfc	308
859b7963	309	static void spitz_bl_kick_battery(void)
ca4d6cfc	310	{
859b7963	311	void (*kick_batt)(void);
ca4d6cfc	312
859b7963 EM	313	kick_batt = symbol_get(sharpsl_battery_kick);
	314	if (kick_batt) {
	315	kick_batt();
	316	symbol_put(sharpsl_battery_kick);
ca4d6cfc	317	}
ca4d6cfc RP	318	}
ca4d6cfc RP	319
859b7963 EM	320	static struct corgi_lcd_platform_data spitz_lcdcon_info = {
	321	.init_mode = CORGI_LCD_MODE_VGA,
	322	.max_intensity = 0x2f,
	323	.default_intensity = 0x1f,
	324	.limit_mask = 0x0b,
ff7a4c71 EM	325	.gpio_backlight_cont = SPITZ_GPIO_BACKLIGHT_CONT,
ff7a4c71 EM	326	.gpio_backlight_on = SPITZ_GPIO_BACKLIGHT_ON,
859b7963 EM	327	.kick_battery = spitz_bl_kick_battery,
859b7963 EM	328	};
ca4d6cfc	329
859b7963	330	static void spitz_lcdcon_cs(u32 command)
ca4d6cfc	331	{
859b7963	332	gpio_set_value(SPITZ_GPIO_LCDCON_CS, !(command == PXA2XX_CS_ASSERT));
ca4d6cfc RP	333	}
ca4d6cfc RP	334
859b7963 EM	335	static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
859b7963 EM	336	.cs_control = spitz_lcdcon_cs,
0dd28f1d RP	337	};
0dd28f1d RP	338
859b7963 EM	339	static void spitz_max1111_cs(u32 command)
	340	{
	341	gpio_set_value(SPITZ_GPIO_MAX1111_CS, !(command == PXA2XX_CS_ASSERT));
	342	}
	343
	344	static struct pxa2xx_spi_chip spitz_max1111_chip = {
	345	.cs_control = spitz_max1111_cs,
0dd28f1d RP	346	};
0dd28f1d RP	347
859b7963 EM	348	static struct spi_board_info spitz_spi_devices[] = {
	349	{
	350	.modalias = "ads7846",
	351	.max_speed_hz = 1200000,
	352	.bus_num = 2,
	353	.chip_select = 0,
	354	.platform_data = &spitz_ads7846_info,
	355	.controller_data= &spitz_ads7846_chip,
	356	.irq = gpio_to_irq(SPITZ_GPIO_TP_INT),
	357	}, {
	358	.modalias = "corgi-lcd",
	359	.max_speed_hz = 50000,
	360	.bus_num = 2,
	361	.chip_select = 1,
	362	.platform_data = &spitz_lcdcon_info,
	363	.controller_data= &spitz_lcdcon_chip,
	364	}, {
	365	.modalias = "max1111",
	366	.max_speed_hz = 450000,
	367	.bus_num = 2,
	368	.chip_select = 2,
	369	.controller_data= &spitz_max1111_chip,
0dd28f1d	370	},
0dd28f1d RP	371	};
0dd28f1d RP	372
859b7963 EM	373	static void __init spitz_init_spi(void)
	374	{
	375	int err;
	376
	377	err = gpio_request(SPITZ_GPIO_ADS7846_CS, "ADS7846_CS");
	378	if (err)
	379	return;
	380
	381	err = gpio_request(SPITZ_GPIO_LCDCON_CS, "LCDCON_CS");
	382	if (err)
	383	goto err_free_1;
	384
	385	err = gpio_request(SPITZ_GPIO_MAX1111_CS, "MAX1111_CS");
	386	if (err)
	387	goto err_free_2;
	388
b6e642e4 DB	389	err = gpio_direction_output(SPITZ_GPIO_ADS7846_CS, 1);
	390	if (err)
	391	goto err_free_3;
	392	err = gpio_direction_output(SPITZ_GPIO_LCDCON_CS, 1);
	393	if (err)
	394	goto err_free_3;
	395	err = gpio_direction_output(SPITZ_GPIO_MAX1111_CS, 1);
	396	if (err)
	397	goto err_free_3;
	398
ff7a4c71 EM	399	if (machine_is_akita()) {
	400	spitz_lcdcon_info.gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
	401	spitz_lcdcon_info.gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;
	402	}
	403
859b7963 EM	404	pxa2xx_set_spi_info(2, &spitz_spi_info);
	405	spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
	406	return;
	407
b6e642e4 DB	408	err_free_3:
b6e642e4 DB	409	gpio_free(SPITZ_GPIO_MAX1111_CS);
859b7963 EM	410	err_free_2:
	411	gpio_free(SPITZ_GPIO_LCDCON_CS);
	412	err_free_1:
	413	gpio_free(SPITZ_GPIO_ADS7846_CS);
	414	}
	415	#else
	416	static inline void spitz_init_spi(void) {}
	417	#endif
0dd28f1d RP	418
	419	/*
	420	* MMC/SD Device
	421	*
	422	* The card detect interrupt isn't debounced so we delay it by 250ms
	423	* to give the card a chance to fully insert/eject.
	424	*/
	425
	426	static struct pxamci_platform_data spitz_mci_platform_data;
	427
40220c1a	428	static int spitz_mci_init(struct device dev, irq_handler_t spitz_detect_int, void data)
0dd28f1d RP	429	{
	430	int err;
	431
dd5980d6 EM	432	err = gpio_request(SPITZ_GPIO_nSD_DETECT, "nSD_DETECT");
	433	if (err)
	434	goto err_out;
	435
	436	err = gpio_request(SPITZ_GPIO_nSD_WP, "nSD_WP");
	437	if (err)
	438	goto err_free_1;
	439
	440	gpio_direction_input(SPITZ_GPIO_nSD_DETECT);
	441	gpio_direction_input(SPITZ_GPIO_nSD_WP);
0dd28f1d RP	442
	443	spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
	444
9ded96f2	445	err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
dd5980d6 EM	446	IRQF_DISABLED \| IRQF_TRIGGER_RISING \|
dd5980d6 EM	447	IRQF_TRIGGER_FALLING,
9ded96f2	448	"MMC card detect", data);
dd5980d6 EM	449	if (err) {
	450	pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n",
	451	__func__);
	452	goto err_free_2;
	453	}
	454	return 0;
0dd28f1d	455
dd5980d6 EM	456	err_free_2:
	457	gpio_free(SPITZ_GPIO_nSD_WP);
	458	err_free_1:
	459	gpio_free(SPITZ_GPIO_nSD_DETECT);
	460	err_out:
2687bd38	461	return err;
0dd28f1d RP	462	}
0dd28f1d RP	463
0dd28f1d RP	464	static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
	465	{
	466	struct pxamci_platform_data* p_d = dev->platform_data;
	467
a63ae442 RP	468	if (( 1 << vdd) & p_d->ocr_mask)
	469	spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
	470	else
	471	spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
0dd28f1d RP	472	}
	473
	474	static int spitz_mci_get_ro(struct device *dev)
	475	{
dd5980d6	476	return gpio_get_value(SPITZ_GPIO_nSD_WP);
0dd28f1d RP	477	}
	478
	479	static void spitz_mci_exit(struct device dev, void data)
	480	{
	481	free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
dd5980d6 EM	482	gpio_free(SPITZ_GPIO_nSD_WP);
dd5980d6 EM	483	gpio_free(SPITZ_GPIO_nSD_DETECT);
0dd28f1d RP	484	}
	485
	486	static struct pxamci_platform_data spitz_mci_platform_data = {
	487	.ocr_mask = MMC_VDD_32_33\|MMC_VDD_33_34,
	488	.init = spitz_mci_init,
	489	.get_ro = spitz_mci_get_ro,
	490	.setpower = spitz_mci_setpower,
	491	.exit = spitz_mci_exit,
	492	};
	493
	494
3125c68d RP	495	/*
	496	* USB Host (OHCI)
	497	*/
	498	static int spitz_ohci_init(struct device *dev)
	499	{
dd5980d6	500	int err;
3125c68d	501
dd5980d6 EM	502	err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
	503	if (err)
	504	return err;
3125c68d	505
5e96adec EM	506	/* Only Port 2 is connected
	507	* Setup USB Port 2 Output Control Register
	508	*/
3125c68d	509	UP2OCR = UP2OCR_HXS \| UP2OCR_HXOE \| UP2OCR_DPPDE \| UP2OCR_DMPDE;
3125c68d	510
097b5334	511	return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
3125c68d RP	512	}
	513
	514	static struct pxaohci_platform_data spitz_ohci_platform_data = {
	515	.port_mode = PMM_NPS_MODE,
	516	.init = spitz_ohci_init,
097b5334	517	.flags = ENABLE_PORT_ALL \| NO_OC_PROTECTION,
0c27c5d5	518	.power_budget = 150,
3125c68d RP	519	};
	520
	521
dc07845d RP	522	/*
	523	* Irda
	524	*/
fff14720 EM	525	static int spitz_irda_startup(struct device *dev)
	526	{
	527	int rc;
	528
	529	rc = gpio_request(SPITZ_GPIO_IR_ON, "IrDA on");
	530	if (rc)
	531	goto err;
	532
	533	rc = gpio_direction_output(SPITZ_GPIO_IR_ON, 1);
	534	if (rc)
	535	goto err_dir;
	536
	537	return 0;
	538
	539	err_dir:
	540	gpio_free(SPITZ_GPIO_IR_ON);
	541	err:
	542	return rc;
	543	}
	544
	545	static void spitz_irda_shutdown(struct device *dev)
	546	{
	547	gpio_free(SPITZ_GPIO_IR_ON);
	548	}
	549
dc07845d RP	550	static void spitz_irda_transceiver_mode(struct device *dev, int mode)
dc07845d RP	551	{
fff14720	552	gpio_set_value(SPITZ_GPIO_IR_ON, mode & IR_OFF);
0fc3ff31	553	pxa2xx_transceiver_mode(dev, mode);
dc07845d RP	554	}
dc07845d RP	555
94cabd00 RP	556	#ifdef CONFIG_MACH_AKITA
	557	static void akita_irda_transceiver_mode(struct device *dev, int mode)
	558	{
f72de663	559	gpio_set_value(AKITA_GPIO_IR_ON, mode & IR_OFF);
0fc3ff31	560	pxa2xx_transceiver_mode(dev, mode);
94cabd00 RP	561	}
	562	#endif
	563
dc07845d	564	static struct pxaficp_platform_data spitz_ficp_platform_data = {
fff14720 EM	565	.transceiver_cap = IR_SIRMODE \| IR_OFF,
	566	.transceiver_mode = spitz_irda_transceiver_mode,
	567	.startup = spitz_irda_startup,
	568	.shutdown = spitz_irda_shutdown,
dc07845d RP	569	};
	570
	571
0dd28f1d RP	572	/*
	573	* Spitz PXA Framebuffer
	574	*/
d14b272b RP	575
	576	static struct pxafb_mode_info spitz_pxafb_modes[] = {
	577	{
	578	.pixclock = 19231,
	579	.xres = 480,
	580	.yres = 640,
	581	.bpp = 16,
	582	.hsync_len = 40,
	583	.left_margin = 46,
	584	.right_margin = 125,
	585	.vsync_len = 3,
	586	.upper_margin = 1,
	587	.lower_margin = 0,
	588	.sync = 0,
	589	},{
	590	.pixclock = 134617,
	591	.xres = 240,
	592	.yres = 320,
	593	.bpp = 16,
	594	.hsync_len = 20,
	595	.left_margin = 20,
	596	.right_margin = 46,
	597	.vsync_len = 2,
	598	.upper_margin = 1,
	599	.lower_margin = 0,
	600	.sync = 0,
	601	},
	602	};
	603
	604	static struct pxafb_mach_info spitz_pxafb_info = {
	605	.modes = &spitz_pxafb_modes[0],
	606	.num_modes = 2,
	607	.fixed_modes = 1,
79009a06	608	.lcd_conn = LCD_COLOR_TFT_16BPP \| LCD_ALTERNATE_MAPPING,
0dd28f1d RP	609	};
	610
	611
	612	static struct platform_device *devices[] __initdata = {
	613	&spitzscoop_device,
0dd28f1d	614	&spitzkbd_device,
3179108d	615	&spitzled_device,
0dd28f1d RP	616	};
0dd28f1d RP	617
74617fb6 RP	618	static void spitz_poweroff(void)
74617fb6 RP	619	{
86159a98	620	arm_machine_restart('g');
74617fb6 RP	621	}
	622
	623	static void spitz_restart(char mode)
	624	{
	625	/* Bootloader magic for a reboot */
	626	if((MSC0 & 0xffff0000) == 0x7ff00000)
	627	MSC0 = (MSC0 & 0xffff) \| 0x7ee00000;
	628
	629	spitz_poweroff();
	630	}
	631
0dd28f1d RP	632	static void __init common_init(void)
0dd28f1d RP	633	{
69fc7eed	634	init_gpio_reset(SPITZ_GPIO_ON_RESET, 1);
74617fb6 RP	635	pm_power_off = spitz_poweroff;
	636	arm_pm_restart = spitz_restart;
	637
0dd28f1d RP	638	PMCR = 0x00;
0dd28f1d RP	639
0dd28f1d RP	640	/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
	641	PCFR \|= PCFR_OPDE;
	642
5e96adec	643	pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
0dd28f1d	644
859b7963	645	spitz_init_spi();
0dd28f1d RP	646
	647	platform_add_devices(devices, ARRAY_SIZE(devices));
	648	pxa_set_mci_info(&spitz_mci_platform_data);
3125c68d	649	pxa_set_ohci_info(&spitz_ohci_platform_data);
dc07845d	650	pxa_set_ficp_info(&spitz_ficp_platform_data);
0dd28f1d	651	set_pxa_fb_info(&spitz_pxafb_info);
f8787fdc	652	pxa_set_i2c_info(NULL);
0dd28f1d RP	653	}
0dd28f1d RP	654
ca4d6cfc	655	#if defined(CONFIG_MACH_SPITZ) \|\| defined(CONFIG_MACH_BORZOI)
0dd28f1d RP	656	static void __init spitz_init(void)
0dd28f1d RP	657	{
a63ae442 RP	658	platform_scoop_config = &spitz_pcmcia_config;
a63ae442 RP	659
0dd28f1d RP	660	common_init();
	661
	662	platform_device_register(&spitzscoop2_device);
	663	}
ca4d6cfc	664	#endif
0dd28f1d	665
94cabd00 RP	666	#ifdef CONFIG_MACH_AKITA
	667	/*
	668	* Akita IO Expander
	669	*/
f72de663 EM	670	static struct pca953x_platform_data akita_ioexp = {
f72de663 EM	671	.gpio_base = AKITA_IOEXP_GPIO_BASE,
94cabd00 RP	672	};
94cabd00 RP	673
f72de663 EM	674	static struct i2c_board_info akita_i2c_board_info[] = {
	675	{
	676	.type = "max7310",
	677	.addr = 0x18,
	678	.platform_data = &akita_ioexp,
	679	},
	680	};
ca4d6cfc	681
94cabd00 RP	682	static void __init akita_init(void)
	683	{
	684	spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
	685
	686	/* We just pretend the second element of the array doesn't exist */
	687	spitz_pcmcia_config.num_devs = 1;
	688	platform_scoop_config = &spitz_pcmcia_config;
94cabd00	689
f72de663	690	i2c_register_board_info(0, ARRAY_AND_SIZE(akita_i2c_board_info));
94cabd00	691
94cabd00 RP	692	common_init();
	693	}
	694	#endif
	695
0dd28f1d RP	696	static void __init fixup_spitz(struct machine_desc *desc,
	697	struct tag tags, char cmdline, struct meminfo mi)
	698	{
	699	sharpsl_save_param();
	700	mi->nr_banks = 1;
	701	mi->bank[0].start = 0xa0000000;
	702	mi->bank[0].node = 0;
	703	mi->bank[0].size = (6410241024);
	704	}
	705
	706	#ifdef CONFIG_MACH_SPITZ
	707	MACHINE_START(SPITZ, "SHARP Spitz")
0dd28f1d RP	708	.phys_io = 0x40000000,
	709	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
	710	.fixup = fixup_spitz,
	711	.map_io = pxa_map_io,
cd49104d	712	.init_irq = pxa27x_init_irq,
0dd28f1d RP	713	.init_machine = spitz_init,
	714	.timer = &pxa_timer,
	715	MACHINE_END
	716	#endif
	717
	718	#ifdef CONFIG_MACH_BORZOI
	719	MACHINE_START(BORZOI, "SHARP Borzoi")
0dd28f1d RP	720	.phys_io = 0x40000000,
	721	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
	722	.fixup = fixup_spitz,
	723	.map_io = pxa_map_io,
cd49104d	724	.init_irq = pxa27x_init_irq,
0dd28f1d RP	725	.init_machine = spitz_init,
	726	.timer = &pxa_timer,
	727	MACHINE_END
	728	#endif
94cabd00 RP	729
	730	#ifdef CONFIG_MACH_AKITA
	731	MACHINE_START(AKITA, "SHARP Akita")
94cabd00 RP	732	.phys_io = 0x40000000,
	733	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
	734	.fixup = fixup_spitz,
	735	.map_io = pxa_map_io,
cd49104d	736	.init_irq = pxa27x_init_irq,
94cabd00 RP	737	.init_machine = akita_init,
	738	.timer = &pxa_timer,
	739	MACHINE_END
	740	#endif