[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/mmc/host.h>
#include <linux/pm.h>
#include <linux/backlight.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/pxa2xx-gpio.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/akita.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"

/*
 * 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,
};

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,
};

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) {
	        set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER);
		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);
		        reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER);
		} else {
		        write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
		}
	}
}

static void spitz_pcmcia_init(void)
{
	/* Setup default state of GPIO outputs
	   before we enable them as outputs. */
	GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) |
		GPIO_bit(GPIO49_nPWE) |	GPIO_bit(GPIO50_nPIOR) |
		GPIO_bit(GPIO51_nPIOW) | GPIO_bit(GPIO54_nPCE_2);
	GPSR(GPIO85_nPCE_1) = GPIO_bit(GPIO85_nPCE_1);

	pxa_gpio_mode(GPIO48_nPOE_MD);
	pxa_gpio_mode(GPIO49_nPWE_MD);
	pxa_gpio_mode(GPIO50_nPIOR_MD);
	pxa_gpio_mode(GPIO51_nPIOW_MD);
	pxa_gpio_mode(GPIO55_nPREG_MD);
	pxa_gpio_mode(GPIO56_nPWAIT_MD);
	pxa_gpio_mode(GPIO57_nIOIS16_MD);
	pxa_gpio_mode(GPIO85_nPCE_1_MD);
	pxa_gpio_mode(GPIO54_nPCE_2_MD);
	pxa_gpio_mode(GPIO104_pSKTSEL_MD);
}

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,
	.pcmcia_init  = spitz_pcmcia_init,
	.power_ctrl   = spitz_pcmcia_pwr,
};

EXPORT_SYMBOL(spitzscoop_device);
EXPORT_SYMBOL(spitzscoop2_device);


/*
 * Spitz SSP Device
 *
 * Set the parent as the scoop device because a lot of SSP devices
 * also use scoop functions and this makes the power up/down order
 * work correctly.
 */
struct platform_device spitzssp_device = {
	.name		= "corgi-ssp",
	.dev		= {
 		.parent = &spitzscoop_device.dev,
	},
	.id		= -1,
};

struct corgissp_machinfo spitz_ssp_machinfo = {
	.port		= 2,
	.cs_lcdcon	= SPITZ_GPIO_LCDCON_CS,
	.cs_ads7846	= SPITZ_GPIO_ADS7846_CS,
	.cs_max1111	= SPITZ_GPIO_MAX1111_CS,
	.clk_lcdcon	= 520,
	.clk_ads7846	= 14,
	.clk_max1111	= 56,
};


/*
 * Spitz Backlight Device
 */
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 generic_bl_info spitz_bl_machinfo = {
	.name = "corgi-bl",
	.default_intensity = 0x1f,
	.limit_mask = 0x0b,
	.max_intensity = 0x2f,
	.kick_battery = spitz_bl_kick_battery,
};

static struct platform_device spitzbl_device = {
	.name		= "generic-bl",
	.dev		= {
 		.platform_data	= &spitz_bl_machinfo,
	},
	.id		= -1,
};


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


/*
 * Spitz LEDs
 */
static struct platform_device spitzled_device = {
	.name		= "spitz-led",
	.id		= -1,
};

/*
 * Spitz Touch Screen Device
 */

static unsigned long (*get_hsync_invperiod)(struct device *dev);

static void inline sharpsl_wait_sync(int gpio)
{
	while((GPLR(gpio) & GPIO_bit(gpio)) == 0);
	while((GPLR(gpio) & GPIO_bit(gpio)) != 0);
}

static struct device *spitz_pxafb_dev;

static int is_pxafb_device(struct device * dev, void * data)
{
	struct platform_device *pdev = container_of(dev, struct platform_device, dev);

	return (strncmp(pdev->name, "pxa2xx-fb", 9) == 0);
}

static unsigned long spitz_get_hsync_invperiod(void)
{
#ifdef CONFIG_FB_PXA
	if (!spitz_pxafb_dev) {
		spitz_pxafb_dev = bus_find_device(&platform_bus_type, NULL, NULL, is_pxafb_device);
		if (!spitz_pxafb_dev)
			return 0;
	}
	if (!get_hsync_invperiod)
		get_hsync_invperiod = symbol_get(pxafb_get_hsync_time);
	if (!get_hsync_invperiod)
#endif
		return 0;

	return get_hsync_invperiod(spitz_pxafb_dev);
}

static void spitz_put_hsync(void)
{
	put_device(spitz_pxafb_dev);
	if (get_hsync_invperiod)
		symbol_put(pxafb_get_hsync_time);
	spitz_pxafb_dev = NULL;
	get_hsync_invperiod = NULL;
}

static void spitz_wait_hsync(void)
{
	sharpsl_wait_sync(SPITZ_GPIO_HSYNC);
}

static struct resource spitzts_resources[] = {
	[0] = {
		.start		= SPITZ_IRQ_GPIO_TP_INT,
		.end		= SPITZ_IRQ_GPIO_TP_INT,
		.flags		= IORESOURCE_IRQ,
	},
};

static struct corgits_machinfo  spitz_ts_machinfo = {
	.get_hsync_invperiod = spitz_get_hsync_invperiod,
	.put_hsync           = spitz_put_hsync,
	.wait_hsync          = spitz_wait_hsync,
};

static struct platform_device spitzts_device = {
	.name		= "corgi-ts",
	.dev		= {
 		.parent = &spitzssp_device.dev,
		.platform_data	= &spitz_ts_machinfo,
	},
	.id		= -1,
	.num_resources	= ARRAY_SIZE(spitzts_resources),
	.resource	= spitzts_resources,
};


/*
 * 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;

	/* setup GPIO for PXA27x MMC controller	*/
	pxa_gpio_mode(GPIO32_MMCCLK_MD);
	pxa_gpio_mode(GPIO112_MMCCMD_MD);
	pxa_gpio_mode(GPIO92_MMCDAT0_MD);
	pxa_gpio_mode(GPIO109_MMCDAT1_MD);
	pxa_gpio_mode(GPIO110_MMCDAT2_MD);
	pxa_gpio_mode(GPIO111_MMCDAT3_MD);
	pxa_gpio_mode(SPITZ_GPIO_nSD_DETECT | GPIO_IN);
	pxa_gpio_mode(SPITZ_GPIO_nSD_WP | GPIO_IN);

	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)
		printk(KERN_ERR "spitz_mci_init: MMC/SD: can't request MMC card detect IRQ\n");

	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 GPLR(SPITZ_GPIO_nSD_WP) & GPIO_bit(SPITZ_GPIO_nSD_WP);
}

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

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)
{
	/* Only Port 2 is connected */
	pxa_gpio_mode(SPITZ_GPIO_USB_CONNECT | GPIO_IN);
	pxa_gpio_mode(SPITZ_GPIO_USB_HOST | GPIO_OUT);
	pxa_gpio_mode(SPITZ_GPIO_USB_DEVICE | GPIO_IN);

	/* Setup USB Port 2 Output Control Register */
	UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;

	GPSR(SPITZ_GPIO_USB_HOST) = GPIO_bit(SPITZ_GPIO_USB_HOST);

	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 void spitz_irda_transceiver_mode(struct device *dev, int mode)
{
	if (mode & IR_OFF)
		set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
	else
		reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
	pxa2xx_transceiver_mode(dev, mode);
}

#ifdef CONFIG_MACH_AKITA
static void akita_irda_transceiver_mode(struct device *dev, int mode)
{
	if (mode & IR_OFF)
		akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
	else
		akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
	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,
};


/*
 * Spitz PXA Framebuffer
 */

static void spitz_lcd_power(int on, struct fb_var_screeninfo *var)
{
	if (on)
		corgi_lcdtg_hw_init(var->xres);
	else
		corgi_lcdtg_suspend();
}

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,
	.lccr0          = LCCR0_Color | LCCR0_Sngl | LCCR0_Act | LCCR0_LDDALT | LCCR0_OUC | LCCR0_CMDIM | LCCR0_RDSTM,
	.lccr3          = LCCR3_PixRsEdg | LCCR3_OutEnH,
	.pxafb_lcd_power = spitz_lcd_power,
};


static struct platform_device *devices[] __initdata = {
	&spitzscoop_device,
	&spitzssp_device,
	&spitzkbd_device,
	&spitzts_device,
	&spitzbl_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;

	/* setup sleep mode values */
	PWER  = 0x00000002;
	PFER  = 0x00000000;
	PRER  = 0x00000002;
	PGSR0 = 0x0158C000;
	PGSR1 = 0x00FF0080;
	PGSR2 = 0x0001C004;

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

	corgi_ssp_set_machinfo(&spitz_ssp_machinfo);

	pxa_gpio_mode(SPITZ_GPIO_HSYNC | GPIO_IN);

	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_parent(&spitzssp_device.dev);
	set_pxa_fb_info(&spitz_pxafb_info);
	pxa_set_i2c_info(NULL);
}

#if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI)
static void spitz_bl_set_intensity(int intensity)
{
	if (intensity > 0x10)
		intensity += 0x10;

	/* Bits 0-4 are accessed via the SSP interface */
	corgi_ssp_blduty_set(intensity & 0x1f);

	/* Bit 5 is via SCOOP */
	if (intensity & 0x0020)
		reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_CONT);
	else
		set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_CONT);

	if (intensity)
		set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_ON);
	else
		reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_ON);
}

static void __init spitz_init(void)
{
	platform_scoop_config = &spitz_pcmcia_config;

	spitz_bl_machinfo.set_bl_intensity = spitz_bl_set_intensity;

	common_init();

	platform_device_register(&spitzscoop2_device);
}
#endif

#ifdef CONFIG_MACH_AKITA
/*
 * Akita IO Expander
 */
struct platform_device akitaioexp_device = {
	.name		= "akita-ioexp",
	.id		= -1,
};

EXPORT_SYMBOL_GPL(akitaioexp_device);

static void akita_bl_set_intensity(int intensity)
{
	if (intensity > 0x10)
		intensity += 0x10;

	/* Bits 0-4 are accessed via the SSP interface */
	corgi_ssp_blduty_set(intensity & 0x1f);

	/* Bit 5 is via IO-Expander */
	if (intensity & 0x0020)
		akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
	else
		akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);

	if (intensity)
		akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
	else
		akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
}

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;
	spitz_bl_machinfo.set_bl_intensity = akita_bl_set_intensity;

	platform_device_register(&akitaioexp_device);

	spitzscoop_device.dev.parent = &akitaioexp_device.dev;
	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>
	22	#include <linux/mmc/host.h>
74617fb6	23	#include <linux/pm.h>
c3f8f650	24	#include <linux/backlight.h>
0dd28f1d RP	25
	26	#include <asm/setup.h>
	27	#include <asm/memory.h>
	28	#include <asm/mach-types.h>
a09e64fb	29	#include <mach/hardware.h>
0dd28f1d RP	30	#include <asm/irq.h>
0dd28f1d RP	31	#include <asm/io.h>
74617fb6	32	#include <asm/system.h>
0dd28f1d RP	33
	34	#include <asm/mach/arch.h>
	35	#include <asm/mach/map.h>
	36	#include <asm/mach/irq.h>
	37
a09e64fb RK	38	#include <mach/pxa-regs.h>
	39	#include <mach/pxa2xx-regs.h>
	40	#include <mach/pxa2xx-gpio.h>
	41	#include <mach/pxa27x-udc.h>
afd2fc02	42	#include <mach/reset.h>
f8787fdc	43	#include <mach/i2c.h>
a09e64fb RK	44	#include <mach/irda.h>
	45	#include <mach/mmc.h>
	46	#include <mach/ohci.h>
	47	#include <mach/udc.h>
	48	#include <mach/pxafb.h>
	49	#include <mach/akita.h>
	50	#include <mach/spitz.h>
	51	#include <mach/sharpsl.h>
0dd28f1d RP	52
	53	#include <asm/mach/sharpsl_param.h>
	54	#include <asm/hardware/scoop.h>
	55
	56	#include "generic.h"
46c41e62	57	#include "devices.h"
0dd28f1d RP	58	#include "sharpsl.h"
	59
	60	/*
	61	* Spitz SCOOP Device #1
	62	*/
	63	static struct resource spitz_scoop_resources[] = {
	64	[0] = {
	65	.start = 0x10800000,
	66	.end = 0x10800fff,
	67	.flags = IORESOURCE_MEM,
	68	},
	69	};
	70
	71	static struct scoop_config spitz_scoop_setup = {
	72	.io_dir = SPITZ_SCP_IO_DIR,
	73	.io_out = SPITZ_SCP_IO_OUT,
	74	.suspend_clr = SPITZ_SCP_SUS_CLR,
	75	.suspend_set = SPITZ_SCP_SUS_SET,
	76	};
	77
	78	struct platform_device spitzscoop_device = {
	79	.name = "sharp-scoop",
	80	.id = 0,
	81	.dev = {
	82	.platform_data = &spitz_scoop_setup,
	83	},
	84	.num_resources = ARRAY_SIZE(spitz_scoop_resources),
	85	.resource = spitz_scoop_resources,
	86	};
	87
	88	/*
	89	* Spitz SCOOP Device #2
	90	*/
	91	static struct resource spitz_scoop2_resources[] = {
	92	[0] = {
	93	.start = 0x08800040,
	94	.end = 0x08800fff,
	95	.flags = IORESOURCE_MEM,
	96	},
	97	};
	98
	99	static struct scoop_config spitz_scoop2_setup = {
	100	.io_dir = SPITZ_SCP2_IO_DIR,
	101	.io_out = SPITZ_SCP2_IO_OUT,
	102	.suspend_clr = SPITZ_SCP2_SUS_CLR,
	103	.suspend_set = SPITZ_SCP2_SUS_SET,
	104	};
	105
	106	struct platform_device spitzscoop2_device = {
	107	.name = "sharp-scoop",
	108	.id = 1,
	109	.dev = {
	110	.platform_data = &spitz_scoop2_setup,
	111	},
	112	.num_resources = ARRAY_SIZE(spitz_scoop2_resources),
	113	.resource = spitz_scoop2_resources,
	114	};
	115
a63ae442 RP	116	#define SPITZ_PWR_SD 0x01
	117	#define SPITZ_PWR_CF 0x02
	118
	119	/* Power control is shared with between one of the CF slots and SD */
	120	static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
	121	{
	122	unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);
	123
	124	if (new_cpr & 0x0007) {
	125	set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER);
	126	if (!(cpr & 0x0002) && !(cpr & 0x0004))
	127	mdelay(5);
	128	if (device == SPITZ_PWR_CF)
	129	cpr \|= 0x0002;
	130	if (device == SPITZ_PWR_SD)
	131	cpr \|= 0x0004;
	132	write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr \| new_cpr);
	133	} else {
	134	if (device == SPITZ_PWR_CF)
	135	cpr &= ~0x0002;
	136	if (device == SPITZ_PWR_SD)
	137	cpr &= ~0x0004;
a63ae442	138	if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
945b9579	139	write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
a63ae442 RP	140	mdelay(1);
a63ae442 RP	141	reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER);
945b9579 RP	142	} else {
945b9579 RP	143	write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr \| new_cpr);
a63ae442 RP	144	}
	145	}
	146	}
	147
	148	static void spitz_pcmcia_init(void)
	149	{
	150	/* Setup default state of GPIO outputs
	151	before we enable them as outputs. */
	152	GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) \|
	153	GPIO_bit(GPIO49_nPWE) \| GPIO_bit(GPIO50_nPIOR) \|
	154	GPIO_bit(GPIO51_nPIOW) \| GPIO_bit(GPIO54_nPCE_2);
	155	GPSR(GPIO85_nPCE_1) = GPIO_bit(GPIO85_nPCE_1);
	156
	157	pxa_gpio_mode(GPIO48_nPOE_MD);
	158	pxa_gpio_mode(GPIO49_nPWE_MD);
	159	pxa_gpio_mode(GPIO50_nPIOR_MD);
	160	pxa_gpio_mode(GPIO51_nPIOW_MD);
	161	pxa_gpio_mode(GPIO55_nPREG_MD);
	162	pxa_gpio_mode(GPIO56_nPWAIT_MD);
	163	pxa_gpio_mode(GPIO57_nIOIS16_MD);
	164	pxa_gpio_mode(GPIO85_nPCE_1_MD);
	165	pxa_gpio_mode(GPIO54_nPCE_2_MD);
	166	pxa_gpio_mode(GPIO104_pSKTSEL_MD);
	167	}
	168
	169	static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
	170	{
	171	/* Only need to override behaviour for slot 0 */
	172	if (nr == 0)
	173	spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
	174	else
	175	write_scoop_reg(scoop, SCOOP_CPR, cpr);
	176	}
	177
0dd28f1d RP	178	static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
	179	{
	180	.dev = &spitzscoop_device.dev,
	181	.irq = SPITZ_IRQ_GPIO_CF_IRQ,
	182	.cd_irq = SPITZ_IRQ_GPIO_CF_CD,
	183	.cd_irq_str = "PCMCIA0 CD",
	184	},{
	185	.dev = &spitzscoop2_device.dev,
	186	.irq = SPITZ_IRQ_GPIO_CF2_IRQ,
	187	.cd_irq = -1,
	188	},
	189	};
	190
a63ae442 RP	191	static struct scoop_pcmcia_config spitz_pcmcia_config = {
	192	.devs = &spitz_pcmcia_scoop[0],
	193	.num_devs = 2,
	194	.pcmcia_init = spitz_pcmcia_init,
	195	.power_ctrl = spitz_pcmcia_pwr,
	196	};
	197
	198	EXPORT_SYMBOL(spitzscoop_device);
	199	EXPORT_SYMBOL(spitzscoop2_device);
	200
0dd28f1d RP	201
	202	/*
	203	* Spitz SSP Device
	204	*
	205	* Set the parent as the scoop device because a lot of SSP devices
	206	* also use scoop functions and this makes the power up/down order
	207	* work correctly.
	208	*/
	209	struct platform_device spitzssp_device = {
	210	.name = "corgi-ssp",
	211	.dev = {
	212	.parent = &spitzscoop_device.dev,
	213	},
	214	.id = -1,
	215	};
	216
	217	struct corgissp_machinfo spitz_ssp_machinfo = {
	218	.port = 2,
	219	.cs_lcdcon = SPITZ_GPIO_LCDCON_CS,
	220	.cs_ads7846 = SPITZ_GPIO_ADS7846_CS,
	221	.cs_max1111 = SPITZ_GPIO_MAX1111_CS,
	222	.clk_lcdcon = 520,
	223	.clk_ads7846 = 14,
	224	.clk_max1111 = 56,
	225	};
	226
	227
	228	/*
	229	* Spitz Backlight Device
	230	*/
c3f8f650 RP	231	static void spitz_bl_kick_battery(void)
	232	{
	233	void (*kick_batt)(void);
	234
	235	kick_batt = symbol_get(sharpsl_battery_kick);
	236	if (kick_batt) {
	237	kick_batt();
	238	symbol_put(sharpsl_battery_kick);
	239	}
	240	}
	241
	242	static struct generic_bl_info spitz_bl_machinfo = {
	243	.name = "corgi-bl",
2c0f5fb0 RP	244	.default_intensity = 0x1f,
2c0f5fb0 RP	245	.limit_mask = 0x0b,
0dd28f1d	246	.max_intensity = 0x2f,
c3f8f650	247	.kick_battery = spitz_bl_kick_battery,
0dd28f1d RP	248	};
	249
	250	static struct platform_device spitzbl_device = {
c3f8f650	251	.name = "generic-bl",
0dd28f1d RP	252	.dev = {
	253	.platform_data = &spitz_bl_machinfo,
	254	},
	255	.id = -1,
	256	};
	257
	258
	259	/*
	260	* Spitz Keyboard Device
	261	*/
	262	static struct platform_device spitzkbd_device = {
	263	.name = "spitz-keyboard",
	264	.id = -1,
	265	};
	266
	267
3179108d RP	268	/*
	269	* Spitz LEDs
	270	*/
	271	static struct platform_device spitzled_device = {
	272	.name = "spitz-led",
	273	.id = -1,
	274	};
	275
0dd28f1d RP	276	/*
	277	* Spitz Touch Screen Device
	278	*/
ca4d6cfc RP	279
	280	static unsigned long (get_hsync_invperiod)(struct device dev);
	281
	282	static void inline sharpsl_wait_sync(int gpio)
	283	{
	284	while((GPLR(gpio) & GPIO_bit(gpio)) == 0);
	285	while((GPLR(gpio) & GPIO_bit(gpio)) != 0);
	286	}
	287
	288	static struct device *spitz_pxafb_dev;
	289
	290	static int is_pxafb_device(struct device * dev, void * data)
	291	{
	292	struct platform_device *pdev = container_of(dev, struct platform_device, dev);
	293
	294	return (strncmp(pdev->name, "pxa2xx-fb", 9) == 0);
	295	}
	296
	297	static unsigned long spitz_get_hsync_invperiod(void)
	298	{
	299	#ifdef CONFIG_FB_PXA
	300	if (!spitz_pxafb_dev) {
	301	spitz_pxafb_dev = bus_find_device(&platform_bus_type, NULL, NULL, is_pxafb_device);
	302	if (!spitz_pxafb_dev)
	303	return 0;
	304	}
	305	if (!get_hsync_invperiod)
	306	get_hsync_invperiod = symbol_get(pxafb_get_hsync_time);
	307	if (!get_hsync_invperiod)
	308	#endif
	309	return 0;
	310
	311	return get_hsync_invperiod(spitz_pxafb_dev);
	312	}
	313
	314	static void spitz_put_hsync(void)
	315	{
	316	put_device(spitz_pxafb_dev);
	317	if (get_hsync_invperiod)
	318	symbol_put(pxafb_get_hsync_time);
	319	spitz_pxafb_dev = NULL;
	320	get_hsync_invperiod = NULL;
	321	}
	322
	323	static void spitz_wait_hsync(void)
	324	{
	325	sharpsl_wait_sync(SPITZ_GPIO_HSYNC);
	326	}
	327
0dd28f1d RP	328	static struct resource spitzts_resources[] = {
	329	[0] = {
	330	.start = SPITZ_IRQ_GPIO_TP_INT,
	331	.end = SPITZ_IRQ_GPIO_TP_INT,
	332	.flags = IORESOURCE_IRQ,
	333	},
	334	};
	335
	336	static struct corgits_machinfo spitz_ts_machinfo = {
ca4d6cfc RP	337	.get_hsync_invperiod = spitz_get_hsync_invperiod,
	338	.put_hsync = spitz_put_hsync,
	339	.wait_hsync = spitz_wait_hsync,
0dd28f1d RP	340	};
	341
	342	static struct platform_device spitzts_device = {
	343	.name = "corgi-ts",
	344	.dev = {
	345	.parent = &spitzssp_device.dev,
	346	.platform_data = &spitz_ts_machinfo,
	347	},
	348	.id = -1,
	349	.num_resources = ARRAY_SIZE(spitzts_resources),
	350	.resource = spitzts_resources,
	351	};
	352
	353
	354	/*
	355	* MMC/SD Device
	356	*
	357	* The card detect interrupt isn't debounced so we delay it by 250ms
	358	* to give the card a chance to fully insert/eject.
	359	*/
	360
	361	static struct pxamci_platform_data spitz_mci_platform_data;
	362
40220c1a	363	static int spitz_mci_init(struct device dev, irq_handler_t spitz_detect_int, void data)
0dd28f1d RP	364	{
	365	int err;
	366
	367	/* setup GPIO for PXA27x MMC controller */
	368	pxa_gpio_mode(GPIO32_MMCCLK_MD);
	369	pxa_gpio_mode(GPIO112_MMCCMD_MD);
	370	pxa_gpio_mode(GPIO92_MMCDAT0_MD);
	371	pxa_gpio_mode(GPIO109_MMCDAT1_MD);
	372	pxa_gpio_mode(GPIO110_MMCDAT2_MD);
	373	pxa_gpio_mode(GPIO111_MMCDAT3_MD);
	374	pxa_gpio_mode(SPITZ_GPIO_nSD_DETECT \| GPIO_IN);
	375	pxa_gpio_mode(SPITZ_GPIO_nSD_WP \| GPIO_IN);
	376
	377	spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
	378
9ded96f2	379	err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
52e405ea	380	IRQF_DISABLED \| IRQF_TRIGGER_RISING \| IRQF_TRIGGER_FALLING,
9ded96f2	381	"MMC card detect", data);
2687bd38	382	if (err)
0dd28f1d	383	printk(KERN_ERR "spitz_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
0dd28f1d	384
2687bd38	385	return err;
0dd28f1d RP	386	}
0dd28f1d RP	387
0dd28f1d RP	388	static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
	389	{
	390	struct pxamci_platform_data* p_d = dev->platform_data;
	391
a63ae442 RP	392	if (( 1 << vdd) & p_d->ocr_mask)
	393	spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
	394	else
	395	spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
0dd28f1d RP	396	}
	397
	398	static int spitz_mci_get_ro(struct device *dev)
	399	{
	400	return GPLR(SPITZ_GPIO_nSD_WP) & GPIO_bit(SPITZ_GPIO_nSD_WP);
	401	}
	402
	403	static void spitz_mci_exit(struct device dev, void data)
	404	{
	405	free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
	406	}
	407
	408	static struct pxamci_platform_data spitz_mci_platform_data = {
	409	.ocr_mask = MMC_VDD_32_33\|MMC_VDD_33_34,
	410	.init = spitz_mci_init,
	411	.get_ro = spitz_mci_get_ro,
	412	.setpower = spitz_mci_setpower,
	413	.exit = spitz_mci_exit,
	414	};
	415
	416
3125c68d RP	417	/*
	418	* USB Host (OHCI)
	419	*/
	420	static int spitz_ohci_init(struct device *dev)
	421	{
	422	/* Only Port 2 is connected */
	423	pxa_gpio_mode(SPITZ_GPIO_USB_CONNECT \| GPIO_IN);
	424	pxa_gpio_mode(SPITZ_GPIO_USB_HOST \| GPIO_OUT);
	425	pxa_gpio_mode(SPITZ_GPIO_USB_DEVICE \| GPIO_IN);
	426
	427	/* Setup USB Port 2 Output Control Register */
	428	UP2OCR = UP2OCR_HXS \| UP2OCR_HXOE \| UP2OCR_DPPDE \| UP2OCR_DMPDE;
	429
	430	GPSR(SPITZ_GPIO_USB_HOST) = GPIO_bit(SPITZ_GPIO_USB_HOST);
	431
	432	UHCHR = (UHCHR) &
	433	~(UHCHR_SSEP1 \| UHCHR_SSEP2 \| UHCHR_SSEP3 \| UHCHR_SSE);
	434
	435	UHCRHDA \|= UHCRHDA_NOCP;
	436
	437	return 0;
	438	}
	439
	440	static struct pxaohci_platform_data spitz_ohci_platform_data = {
	441	.port_mode = PMM_NPS_MODE,
	442	.init = spitz_ohci_init,
0c27c5d5	443	.power_budget = 150,
3125c68d RP	444	};
	445
	446
dc07845d RP	447	/*
	448	* Irda
	449	*/
	450	static void spitz_irda_transceiver_mode(struct device *dev, int mode)
	451	{
	452	if (mode & IR_OFF)
	453	set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
	454	else
	455	reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
0fc3ff31	456	pxa2xx_transceiver_mode(dev, mode);
dc07845d RP	457	}
dc07845d RP	458
94cabd00 RP	459	#ifdef CONFIG_MACH_AKITA
	460	static void akita_irda_transceiver_mode(struct device *dev, int mode)
	461	{
	462	if (mode & IR_OFF)
	463	akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
	464	else
	465	akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
0fc3ff31	466	pxa2xx_transceiver_mode(dev, mode);
94cabd00 RP	467	}
	468	#endif
	469
dc07845d RP	470	static struct pxaficp_platform_data spitz_ficp_platform_data = {
	471	.transceiver_cap = IR_SIRMODE \| IR_OFF,
	472	.transceiver_mode = spitz_irda_transceiver_mode,
	473	};
	474
	475
0dd28f1d RP	476	/*
	477	* Spitz PXA Framebuffer
	478	*/
d14b272b	479
ca4d6cfc RP	480	static void spitz_lcd_power(int on, struct fb_var_screeninfo *var)
	481	{
	482	if (on)
	483	corgi_lcdtg_hw_init(var->xres);
	484	else
	485	corgi_lcdtg_suspend();
	486	}
	487
d14b272b RP	488	static struct pxafb_mode_info spitz_pxafb_modes[] = {
	489	{
	490	.pixclock = 19231,
	491	.xres = 480,
	492	.yres = 640,
	493	.bpp = 16,
	494	.hsync_len = 40,
	495	.left_margin = 46,
	496	.right_margin = 125,
	497	.vsync_len = 3,
	498	.upper_margin = 1,
	499	.lower_margin = 0,
	500	.sync = 0,
	501	},{
	502	.pixclock = 134617,
	503	.xres = 240,
	504	.yres = 320,
	505	.bpp = 16,
	506	.hsync_len = 20,
	507	.left_margin = 20,
	508	.right_margin = 46,
	509	.vsync_len = 2,
	510	.upper_margin = 1,
	511	.lower_margin = 0,
	512	.sync = 0,
	513	},
	514	};
	515
	516	static struct pxafb_mach_info spitz_pxafb_info = {
	517	.modes = &spitz_pxafb_modes[0],
	518	.num_modes = 2,
	519	.fixed_modes = 1,
	520	.lccr0 = LCCR0_Color \| LCCR0_Sngl \| LCCR0_Act \| LCCR0_LDDALT \| LCCR0_OUC \| LCCR0_CMDIM \| LCCR0_RDSTM,
	521	.lccr3 = LCCR3_PixRsEdg \| LCCR3_OutEnH,
	522	.pxafb_lcd_power = spitz_lcd_power,
0dd28f1d RP	523	};
	524
	525
	526	static struct platform_device *devices[] __initdata = {
	527	&spitzscoop_device,
	528	&spitzssp_device,
	529	&spitzkbd_device,
	530	&spitzts_device,
	531	&spitzbl_device,
3179108d	532	&spitzled_device,
0dd28f1d RP	533	};
0dd28f1d RP	534
74617fb6 RP	535	static void spitz_poweroff(void)
74617fb6 RP	536	{
86159a98	537	arm_machine_restart('g');
74617fb6 RP	538	}
	539
	540	static void spitz_restart(char mode)
	541	{
	542	/* Bootloader magic for a reboot */
	543	if((MSC0 & 0xffff0000) == 0x7ff00000)
	544	MSC0 = (MSC0 & 0xffff) \| 0x7ee00000;
	545
	546	spitz_poweroff();
	547	}
	548
0dd28f1d RP	549	static void __init common_init(void)
0dd28f1d RP	550	{
86159a98	551	init_gpio_reset(SPITZ_GPIO_ON_RESET);
74617fb6 RP	552	pm_power_off = spitz_poweroff;
	553	arm_pm_restart = spitz_restart;
	554
0dd28f1d RP	555	PMCR = 0x00;
	556
	557	/* setup sleep mode values */
	558	PWER = 0x00000002;
	559	PFER = 0x00000000;
	560	PRER = 0x00000002;
	561	PGSR0 = 0x0158C000;
	562	PGSR1 = 0x00FF0080;
	563	PGSR2 = 0x0001C004;
	564
	565	/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
	566	PCFR \|= PCFR_OPDE;
	567
	568	corgi_ssp_set_machinfo(&spitz_ssp_machinfo);
	569
	570	pxa_gpio_mode(SPITZ_GPIO_HSYNC \| GPIO_IN);
	571
	572	platform_add_devices(devices, ARRAY_SIZE(devices));
	573	pxa_set_mci_info(&spitz_mci_platform_data);
3125c68d	574	pxa_set_ohci_info(&spitz_ohci_platform_data);
dc07845d	575	pxa_set_ficp_info(&spitz_ficp_platform_data);
cb38c569	576	set_pxa_fb_parent(&spitzssp_device.dev);
0dd28f1d	577	set_pxa_fb_info(&spitz_pxafb_info);
f8787fdc	578	pxa_set_i2c_info(NULL);
0dd28f1d RP	579	}
0dd28f1d RP	580
ca4d6cfc RP	581	#if defined(CONFIG_MACH_SPITZ) \|\| defined(CONFIG_MACH_BORZOI)
	582	static void spitz_bl_set_intensity(int intensity)
	583	{
	584	if (intensity > 0x10)
	585	intensity += 0x10;
	586
	587	/* Bits 0-4 are accessed via the SSP interface */
	588	corgi_ssp_blduty_set(intensity & 0x1f);
	589
	590	/* Bit 5 is via SCOOP */
	591	if (intensity & 0x0020)
	592	reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_CONT);
	593	else
	594	set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_CONT);
	595
	596	if (intensity)
	597	set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_ON);
	598	else
	599	reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_ON);
	600	}
	601
0dd28f1d RP	602	static void __init spitz_init(void)
0dd28f1d RP	603	{
a63ae442 RP	604	platform_scoop_config = &spitz_pcmcia_config;
a63ae442 RP	605
0dd28f1d RP	606	spitz_bl_machinfo.set_bl_intensity = spitz_bl_set_intensity;
	607
	608	common_init();
	609
	610	platform_device_register(&spitzscoop2_device);
	611	}
ca4d6cfc	612	#endif
0dd28f1d	613
94cabd00 RP	614	#ifdef CONFIG_MACH_AKITA
	615	/*
	616	* Akita IO Expander
	617	*/
	618	struct platform_device akitaioexp_device = {
	619	.name = "akita-ioexp",
	620	.id = -1,
	621	};
	622
bd8f103e RP	623	EXPORT_SYMBOL_GPL(akitaioexp_device);
bd8f103e RP	624
ca4d6cfc RP	625	static void akita_bl_set_intensity(int intensity)
	626	{
	627	if (intensity > 0x10)
	628	intensity += 0x10;
	629
	630	/* Bits 0-4 are accessed via the SSP interface */
	631	corgi_ssp_blduty_set(intensity & 0x1f);
	632
	633	/* Bit 5 is via IO-Expander */
	634	if (intensity & 0x0020)
	635	akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
	636	else
	637	akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
	638
	639	if (intensity)
	640	akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
	641	else
	642	akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
	643	}
	644
94cabd00 RP	645	static void __init akita_init(void)
	646	{
	647	spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
	648
	649	/* We just pretend the second element of the array doesn't exist */
	650	spitz_pcmcia_config.num_devs = 1;
	651	platform_scoop_config = &spitz_pcmcia_config;
	652	spitz_bl_machinfo.set_bl_intensity = akita_bl_set_intensity;
	653
	654	platform_device_register(&akitaioexp_device);
	655
	656	spitzscoop_device.dev.parent = &akitaioexp_device.dev;
	657	common_init();
	658	}
	659	#endif
	660
0dd28f1d RP	661	static void __init fixup_spitz(struct machine_desc *desc,
	662	struct tag tags, char cmdline, struct meminfo mi)
	663	{
	664	sharpsl_save_param();
	665	mi->nr_banks = 1;
	666	mi->bank[0].start = 0xa0000000;
	667	mi->bank[0].node = 0;
	668	mi->bank[0].size = (6410241024);
	669	}
	670
	671	#ifdef CONFIG_MACH_SPITZ
	672	MACHINE_START(SPITZ, "SHARP Spitz")
0dd28f1d RP	673	.phys_io = 0x40000000,
	674	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
	675	.fixup = fixup_spitz,
	676	.map_io = pxa_map_io,
cd49104d	677	.init_irq = pxa27x_init_irq,
0dd28f1d RP	678	.init_machine = spitz_init,
	679	.timer = &pxa_timer,
	680	MACHINE_END
	681	#endif
	682
	683	#ifdef CONFIG_MACH_BORZOI
	684	MACHINE_START(BORZOI, "SHARP Borzoi")
0dd28f1d RP	685	.phys_io = 0x40000000,
	686	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
	687	.fixup = fixup_spitz,
	688	.map_io = pxa_map_io,
cd49104d	689	.init_irq = pxa27x_init_irq,
0dd28f1d RP	690	.init_machine = spitz_init,
	691	.timer = &pxa_timer,
	692	MACHINE_END
	693	#endif
94cabd00 RP	694
	695	#ifdef CONFIG_MACH_AKITA
	696	MACHINE_START(AKITA, "SHARP Akita")
94cabd00 RP	697	.phys_io = 0x40000000,
	698	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
	699	.fixup = fixup_spitz,
	700	.map_io = pxa_map_io,
cd49104d	701	.init_irq = pxa27x_init_irq,
94cabd00 RP	702	.init_machine = akita_init,
	703	.timer = &pxa_timer,
	704	MACHINE_END
	705	#endif