[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/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/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"

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()) {
		/* 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);
		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)
{
	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,
	.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
 */
struct platform_device akitaioexp_device = {
	.name		= "akita-ioexp",
	.id		= -1,
};

EXPORT_SYMBOL_GPL(akitaioexp_device);

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;

	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>
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>
859b7963 EM	27	#include <linux/spi/spi.h>
	28	#include <linux/spi/ads7846.h>
	29	#include <linux/spi/corgi_lcd.h>
0dd28f1d RP	30
	31	#include <asm/setup.h>
	32	#include <asm/memory.h>
	33	#include <asm/mach-types.h>
a09e64fb	34	#include <mach/hardware.h>
0dd28f1d RP	35	#include <asm/irq.h>
0dd28f1d RP	36	#include <asm/io.h>
74617fb6	37	#include <asm/system.h>
0dd28f1d RP	38
	39	#include <asm/mach/arch.h>
	40	#include <asm/mach/map.h>
	41	#include <asm/mach/irq.h>
	42
a09e64fb RK	43	#include <mach/pxa-regs.h>
a09e64fb RK	44	#include <mach/pxa2xx-regs.h>
5e96adec	45	#include <mach/mfp-pxa27x.h>
a09e64fb	46	#include <mach/pxa27x-udc.h>
afd2fc02	47	#include <mach/reset.h>
f8787fdc	48	#include <mach/i2c.h>
a09e64fb RK	49	#include <mach/irda.h>
	50	#include <mach/mmc.h>
	51	#include <mach/ohci.h>
	52	#include <mach/udc.h>
	53	#include <mach/pxafb.h>
859b7963	54	#include <mach/pxa2xx_spi.h>
a09e64fb RK	55	#include <mach/akita.h>
	56	#include <mach/spitz.h>
	57	#include <mach/sharpsl.h>
0dd28f1d RP	58
	59	#include <asm/mach/sharpsl_param.h>
	60	#include <asm/hardware/scoop.h>
	61
	62	#include "generic.h"
46c41e62	63	#include "devices.h"
0dd28f1d RP	64	#include "sharpsl.h"
0dd28f1d RP	65
5e96adec EM	66	static unsigned long spitz_pin_config[] __initdata = {
	67	/* Chip Selects */
	68	GPIO78_nCS_2, /* SCOOP #2 */
	69	GPIO80_nCS_4, /* SCOOP #1 */
	70
	71	/* LCD - 16bpp Active TFT */
	72	GPIO58_LCD_LDD_0,
	73	GPIO59_LCD_LDD_1,
	74	GPIO60_LCD_LDD_2,
	75	GPIO61_LCD_LDD_3,
	76	GPIO62_LCD_LDD_4,
	77	GPIO63_LCD_LDD_5,
	78	GPIO64_LCD_LDD_6,
	79	GPIO65_LCD_LDD_7,
	80	GPIO66_LCD_LDD_8,
	81	GPIO67_LCD_LDD_9,
	82	GPIO68_LCD_LDD_10,
	83	GPIO69_LCD_LDD_11,
	84	GPIO70_LCD_LDD_12,
	85	GPIO71_LCD_LDD_13,
	86	GPIO72_LCD_LDD_14,
	87	GPIO73_LCD_LDD_15,
	88	GPIO74_LCD_FCLK,
	89	GPIO75_LCD_LCLK,
	90	GPIO76_LCD_PCLK,
	91
	92	/* PC Card */
	93	GPIO48_nPOE,
	94	GPIO49_nPWE,
	95	GPIO50_nPIOR,
	96	GPIO51_nPIOW,
	97	GPIO85_nPCE_1,
	98	GPIO54_nPCE_2,
	99	GPIO79_PSKTSEL,
	100	GPIO55_nPREG,
	101	GPIO56_nPWAIT,
	102	GPIO57_nIOIS16,
	103
	104	/* MMC */
	105	GPIO32_MMC_CLK,
	106	GPIO112_MMC_CMD,
	107	GPIO92_MMC_DAT_0,
	108	GPIO109_MMC_DAT_1,
	109	GPIO110_MMC_DAT_2,
	110	GPIO111_MMC_DAT_3,
	111
	112	/* GPIOs */
	113	GPIO9_GPIO, /* SPITZ_GPIO_nSD_DETECT */
	114	GPIO81_GPIO, /* SPITZ_GPIO_nSD_WP */
	115	GPIO41_GPIO, /* SPITZ_GPIO_USB_CONNECT */
	116	GPIO37_GPIO, /* SPITZ_GPIO_USB_HOST */
	117	GPIO35_GPIO, /* SPITZ_GPIO_USB_DEVICE */
	118	GPIO22_GPIO, /* SPITZ_GPIO_HSYNC */
	119	GPIO94_GPIO, /* SPITZ_GPIO_CF_CD */
	120	GPIO105_GPIO, /* SPITZ_GPIO_CF_IRQ */
	121	GPIO106_GPIO, /* SPITZ_GPIO_CF2_IRQ */
	122
	123	GPIO1_GPIO \| WAKEUP_ON_EDGE_RISE,
	124	};
	125
0dd28f1d RP	126	/*
	127	* Spitz SCOOP Device #1
	128	*/
	129	static struct resource spitz_scoop_resources[] = {
	130	[0] = {
	131	.start = 0x10800000,
	132	.end = 0x10800fff,
	133	.flags = IORESOURCE_MEM,
	134	},
	135	};
	136
	137	static struct scoop_config spitz_scoop_setup = {
fff14720	138	.io_dir = SPITZ_SCP_IO_DIR,
0dd28f1d	139	.io_out = SPITZ_SCP_IO_OUT,
fff14720 EM	140	.suspend_clr = SPITZ_SCP_SUS_CLR,
	141	.suspend_set = SPITZ_SCP_SUS_SET,
	142	.gpio_base = SPITZ_SCP_GPIO_BASE,
0dd28f1d RP	143	};
	144
	145	struct platform_device spitzscoop_device = {
	146	.name = "sharp-scoop",
	147	.id = 0,
	148	.dev = {
	149	.platform_data = &spitz_scoop_setup,
	150	},
	151	.num_resources = ARRAY_SIZE(spitz_scoop_resources),
	152	.resource = spitz_scoop_resources,
	153	};
	154
	155	/*
	156	* Spitz SCOOP Device #2
	157	*/
	158	static struct resource spitz_scoop2_resources[] = {
	159	[0] = {
	160	.start = 0x08800040,
	161	.end = 0x08800fff,
	162	.flags = IORESOURCE_MEM,
	163	},
	164	};
	165
	166	static struct scoop_config spitz_scoop2_setup = {
fff14720	167	.io_dir = SPITZ_SCP2_IO_DIR,
0dd28f1d	168	.io_out = SPITZ_SCP2_IO_OUT,
fff14720 EM	169	.suspend_clr = SPITZ_SCP2_SUS_CLR,
	170	.suspend_set = SPITZ_SCP2_SUS_SET,
	171	.gpio_base = SPITZ_SCP2_GPIO_BASE,
0dd28f1d RP	172	};
	173
	174	struct platform_device spitzscoop2_device = {
	175	.name = "sharp-scoop",
	176	.id = 1,
	177	.dev = {
	178	.platform_data = &spitz_scoop2_setup,
	179	},
	180	.num_resources = ARRAY_SIZE(spitz_scoop2_resources),
	181	.resource = spitz_scoop2_resources,
	182	};
	183
a63ae442 RP	184	#define SPITZ_PWR_SD 0x01
	185	#define SPITZ_PWR_CF 0x02
	186
	187	/* Power control is shared with between one of the CF slots and SD */
	188	static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
	189	{
	190	unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);
	191
	192	if (new_cpr & 0x0007) {
fff14720	193	gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
a63ae442 RP	194	if (!(cpr & 0x0002) && !(cpr & 0x0004))
	195	mdelay(5);
	196	if (device == SPITZ_PWR_CF)
	197	cpr \|= 0x0002;
	198	if (device == SPITZ_PWR_SD)
	199	cpr \|= 0x0004;
	200	write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr \| new_cpr);
	201	} else {
	202	if (device == SPITZ_PWR_CF)
	203	cpr &= ~0x0002;
	204	if (device == SPITZ_PWR_SD)
	205	cpr &= ~0x0004;
a63ae442	206	if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
945b9579	207	write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
a63ae442	208	mdelay(1);
fff14720	209	gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
945b9579 RP	210	} else {
945b9579 RP	211	write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr \| new_cpr);
a63ae442 RP	212	}
	213	}
	214	}
	215
a63ae442 RP	216	static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
	217	{
	218	/* Only need to override behaviour for slot 0 */
	219	if (nr == 0)
	220	spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
	221	else
	222	write_scoop_reg(scoop, SCOOP_CPR, cpr);
	223	}
	224
0dd28f1d RP	225	static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
	226	{
	227	.dev = &spitzscoop_device.dev,
	228	.irq = SPITZ_IRQ_GPIO_CF_IRQ,
	229	.cd_irq = SPITZ_IRQ_GPIO_CF_CD,
	230	.cd_irq_str = "PCMCIA0 CD",
	231	},{
	232	.dev = &spitzscoop2_device.dev,
	233	.irq = SPITZ_IRQ_GPIO_CF2_IRQ,
	234	.cd_irq = -1,
	235	},
	236	};
	237
a63ae442 RP	238	static struct scoop_pcmcia_config spitz_pcmcia_config = {
	239	.devs = &spitz_pcmcia_scoop[0],
	240	.num_devs = 2,
a63ae442 RP	241	.power_ctrl = spitz_pcmcia_pwr,
	242	};
	243
	244	EXPORT_SYMBOL(spitzscoop_device);
	245	EXPORT_SYMBOL(spitzscoop2_device);
	246
0dd28f1d RP	247	/*
	248	* Spitz Keyboard Device
	249	*/
	250	static struct platform_device spitzkbd_device = {
	251	.name = "spitz-keyboard",
	252	.id = -1,
	253	};
	254
	255
3179108d RP	256	/*
	257	* Spitz LEDs
	258	*/
4fe3224f EM	259	static struct gpio_led spitz_gpio_leds[] = {
	260	{
	261	.name = "spitz:amber:charge",
	262	.default_trigger = "sharpsl-charge",
	263	.gpio = SPITZ_GPIO_LED_ORANGE,
	264	},
	265	{
	266	.name = "spitz:green:hddactivity",
	267	.default_trigger = "ide-disk",
	268	.gpio = SPITZ_GPIO_LED_GREEN,
	269	},
	270	};
	271
	272	static struct gpio_led_platform_data spitz_gpio_leds_info = {
	273	.leds = spitz_gpio_leds,
	274	.num_leds = ARRAY_SIZE(spitz_gpio_leds),
	275	};
	276
3179108d	277	static struct platform_device spitzled_device = {
4fe3224f	278	.name = "leds-gpio",
3179108d	279	.id = -1,
4fe3224f EM	280	.dev = {
	281	.platform_data = &spitz_gpio_leds_info,
	282	},
3179108d RP	283	};
3179108d RP	284
859b7963 EM	285	#if defined(CONFIG_SPI_PXA2XX) \|\| defined(CONFIG_SPI_PXA2XX_MODULE)
	286	static struct pxa2xx_spi_master spitz_spi_info = {
	287	.num_chipselect = 3,
	288	};
ca4d6cfc	289
859b7963 EM	290	static struct ads7846_platform_data spitz_ads7846_info = {
	291	.model = 7846,
	292	.vref_delay_usecs = 100,
	293	.x_plate_ohms = 419,
	294	.y_plate_ohms = 486,
	295	.gpio_pendown = SPITZ_GPIO_TP_INT,
	296	};
ca4d6cfc	297
859b7963	298	static void spitz_ads7846_cs(u32 command)
ca4d6cfc	299	{
859b7963	300	gpio_set_value(SPITZ_GPIO_ADS7846_CS, !(command == PXA2XX_CS_ASSERT));
ca4d6cfc RP	301	}
ca4d6cfc RP	302
859b7963 EM	303	static struct pxa2xx_spi_chip spitz_ads7846_chip = {
	304	.cs_control = spitz_ads7846_cs,
	305	};
ca4d6cfc	306
859b7963	307	static void spitz_notify_intensity(int intensity)
ca4d6cfc	308	{
859b7963	309	if (machine_is_spitz() \|\| machine_is_borzoi()) {
fff14720 EM	310	gpio_set_value(SPITZ_GPIO_BACKLIGHT_CONT, !(intensity & 0x20));
fff14720 EM	311	gpio_set_value(SPITZ_GPIO_BACKLIGHT_ON, intensity);
859b7963 EM	312	return;
859b7963 EM	313	}
ca4d6cfc	314
859b7963 EM	315	if (machine_is_akita()) {
	316	/* Bit 5 is via IO-Expander */
	317	if (intensity & 0x0020)
	318	akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
	319	else
	320	akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
	321
	322	if (intensity)
	323	akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
	324	else
	325	akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
	326	return;
	327	}
ca4d6cfc RP	328	}
ca4d6cfc RP	329
859b7963	330	static void spitz_bl_kick_battery(void)
ca4d6cfc	331	{
859b7963	332	void (*kick_batt)(void);
ca4d6cfc	333
859b7963 EM	334	kick_batt = symbol_get(sharpsl_battery_kick);
	335	if (kick_batt) {
	336	kick_batt();
	337	symbol_put(sharpsl_battery_kick);
	338	}
ca4d6cfc RP	339	}
ca4d6cfc RP	340
859b7963 EM	341	static struct corgi_lcd_platform_data spitz_lcdcon_info = {
	342	.init_mode = CORGI_LCD_MODE_VGA,
	343	.max_intensity = 0x2f,
	344	.default_intensity = 0x1f,
	345	.limit_mask = 0x0b,
	346	.notify = spitz_notify_intensity,
	347	.kick_battery = spitz_bl_kick_battery,
	348	};
ca4d6cfc	349
859b7963	350	static void spitz_lcdcon_cs(u32 command)
ca4d6cfc	351	{
859b7963	352	gpio_set_value(SPITZ_GPIO_LCDCON_CS, !(command == PXA2XX_CS_ASSERT));
ca4d6cfc RP	353	}
ca4d6cfc RP	354
859b7963 EM	355	static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
859b7963 EM	356	.cs_control = spitz_lcdcon_cs,
0dd28f1d RP	357	};
0dd28f1d RP	358
859b7963 EM	359	static void spitz_max1111_cs(u32 command)
	360	{
	361	gpio_set_value(SPITZ_GPIO_MAX1111_CS, !(command == PXA2XX_CS_ASSERT));
	362	}
	363
	364	static struct pxa2xx_spi_chip spitz_max1111_chip = {
	365	.cs_control = spitz_max1111_cs,
0dd28f1d RP	366	};
0dd28f1d RP	367
859b7963 EM	368	static struct spi_board_info spitz_spi_devices[] = {
	369	{
	370	.modalias = "ads7846",
	371	.max_speed_hz = 1200000,
	372	.bus_num = 2,
	373	.chip_select = 0,
	374	.platform_data = &spitz_ads7846_info,
	375	.controller_data= &spitz_ads7846_chip,
	376	.irq = gpio_to_irq(SPITZ_GPIO_TP_INT),
	377	}, {
	378	.modalias = "corgi-lcd",
	379	.max_speed_hz = 50000,
	380	.bus_num = 2,
	381	.chip_select = 1,
	382	.platform_data = &spitz_lcdcon_info,
	383	.controller_data= &spitz_lcdcon_chip,
	384	}, {
	385	.modalias = "max1111",
	386	.max_speed_hz = 450000,
	387	.bus_num = 2,
	388	.chip_select = 2,
	389	.controller_data= &spitz_max1111_chip,
0dd28f1d	390	},
0dd28f1d RP	391	};
0dd28f1d RP	392
859b7963 EM	393	static void __init spitz_init_spi(void)
	394	{
	395	int err;
	396
	397	err = gpio_request(SPITZ_GPIO_ADS7846_CS, "ADS7846_CS");
	398	if (err)
	399	return;
	400
	401	err = gpio_request(SPITZ_GPIO_LCDCON_CS, "LCDCON_CS");
	402	if (err)
	403	goto err_free_1;
	404
	405	err = gpio_request(SPITZ_GPIO_MAX1111_CS, "MAX1111_CS");
	406	if (err)
	407	goto err_free_2;
	408
	409	pxa2xx_set_spi_info(2, &spitz_spi_info);
	410	spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
	411	return;
	412
	413	err_free_2:
	414	gpio_free(SPITZ_GPIO_LCDCON_CS);
	415	err_free_1:
	416	gpio_free(SPITZ_GPIO_ADS7846_CS);
	417	}
	418	#else
	419	static inline void spitz_init_spi(void) {}
	420	#endif
0dd28f1d RP	421
	422	/*
	423	* MMC/SD Device
	424	*
	425	* The card detect interrupt isn't debounced so we delay it by 250ms
	426	* to give the card a chance to fully insert/eject.
	427	*/
	428
	429	static struct pxamci_platform_data spitz_mci_platform_data;
	430
40220c1a	431	static int spitz_mci_init(struct device dev, irq_handler_t spitz_detect_int, void data)
0dd28f1d RP	432	{
	433	int err;
	434
dd5980d6 EM	435	err = gpio_request(SPITZ_GPIO_nSD_DETECT, "nSD_DETECT");
	436	if (err)
	437	goto err_out;
	438
	439	err = gpio_request(SPITZ_GPIO_nSD_WP, "nSD_WP");
	440	if (err)
	441	goto err_free_1;
	442
	443	gpio_direction_input(SPITZ_GPIO_nSD_DETECT);
	444	gpio_direction_input(SPITZ_GPIO_nSD_WP);
0dd28f1d RP	445
	446	spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
	447
9ded96f2	448	err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
dd5980d6 EM	449	IRQF_DISABLED \| IRQF_TRIGGER_RISING \|
dd5980d6 EM	450	IRQF_TRIGGER_FALLING,
9ded96f2	451	"MMC card detect", data);
dd5980d6 EM	452	if (err) {
	453	pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n",
	454	__func__);
	455	goto err_free_2;
	456	}
	457	return 0;
0dd28f1d	458
dd5980d6 EM	459	err_free_2:
	460	gpio_free(SPITZ_GPIO_nSD_WP);
	461	err_free_1:
	462	gpio_free(SPITZ_GPIO_nSD_DETECT);
	463	err_out:
2687bd38	464	return err;
0dd28f1d RP	465	}
0dd28f1d RP	466
0dd28f1d RP	467	static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
	468	{
	469	struct pxamci_platform_data* p_d = dev->platform_data;
	470
a63ae442 RP	471	if (( 1 << vdd) & p_d->ocr_mask)
	472	spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
	473	else
	474	spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
0dd28f1d RP	475	}
	476
	477	static int spitz_mci_get_ro(struct device *dev)
	478	{
dd5980d6	479	return gpio_get_value(SPITZ_GPIO_nSD_WP);
0dd28f1d RP	480	}
	481
	482	static void spitz_mci_exit(struct device dev, void data)
	483	{
	484	free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
dd5980d6 EM	485	gpio_free(SPITZ_GPIO_nSD_WP);
dd5980d6 EM	486	gpio_free(SPITZ_GPIO_nSD_DETECT);
0dd28f1d RP	487	}
	488
	489	static struct pxamci_platform_data spitz_mci_platform_data = {
	490	.ocr_mask = MMC_VDD_32_33\|MMC_VDD_33_34,
	491	.init = spitz_mci_init,
	492	.get_ro = spitz_mci_get_ro,
	493	.setpower = spitz_mci_setpower,
	494	.exit = spitz_mci_exit,
	495	};
	496
	497
3125c68d RP	498	/*
	499	* USB Host (OHCI)
	500	*/
	501	static int spitz_ohci_init(struct device *dev)
	502	{
dd5980d6 EM	503	int err;
	504
	505	err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
	506	if (err)
	507	return err;
	508
5e96adec EM	509	/* Only Port 2 is connected
	510	* Setup USB Port 2 Output Control Register
	511	*/
3125c68d RP	512	UP2OCR = UP2OCR_HXS \| UP2OCR_HXOE \| UP2OCR_DPPDE \| UP2OCR_DMPDE;
3125c68d RP	513
dd5980d6	514	gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
3125c68d RP	515
	516	UHCHR = (UHCHR) &
	517	~(UHCHR_SSEP1 \| UHCHR_SSEP2 \| UHCHR_SSEP3 \| UHCHR_SSE);
	518
	519	UHCRHDA \|= UHCRHDA_NOCP;
	520
	521	return 0;
	522	}
	523
	524	static struct pxaohci_platform_data spitz_ohci_platform_data = {
	525	.port_mode = PMM_NPS_MODE,
	526	.init = spitz_ohci_init,
0c27c5d5	527	.power_budget = 150,
3125c68d RP	528	};
	529
	530
dc07845d RP	531	/*
	532	* Irda
	533	*/
fff14720 EM	534	static int spitz_irda_startup(struct device *dev)
	535	{
	536	int rc;
	537
	538	rc = gpio_request(SPITZ_GPIO_IR_ON, "IrDA on");
	539	if (rc)
	540	goto err;
	541
	542	rc = gpio_direction_output(SPITZ_GPIO_IR_ON, 1);
	543	if (rc)
	544	goto err_dir;
	545
	546	return 0;
	547
	548	err_dir:
	549	gpio_free(SPITZ_GPIO_IR_ON);
	550	err:
	551	return rc;
	552	}
	553
	554	static void spitz_irda_shutdown(struct device *dev)
	555	{
	556	gpio_free(SPITZ_GPIO_IR_ON);
	557	}
	558
dc07845d RP	559	static void spitz_irda_transceiver_mode(struct device *dev, int mode)
dc07845d RP	560	{
fff14720	561	gpio_set_value(SPITZ_GPIO_IR_ON, mode & IR_OFF);
0fc3ff31	562	pxa2xx_transceiver_mode(dev, mode);
dc07845d RP	563	}
dc07845d RP	564
94cabd00 RP	565	#ifdef CONFIG_MACH_AKITA
	566	static void akita_irda_transceiver_mode(struct device *dev, int mode)
	567	{
	568	if (mode & IR_OFF)
	569	akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
	570	else
	571	akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
0fc3ff31	572	pxa2xx_transceiver_mode(dev, mode);
94cabd00 RP	573	}
	574	#endif
	575
dc07845d	576	static struct pxaficp_platform_data spitz_ficp_platform_data = {
fff14720 EM	577	.transceiver_cap = IR_SIRMODE \| IR_OFF,
	578	.transceiver_mode = spitz_irda_transceiver_mode,
	579	.startup = spitz_irda_startup,
	580	.shutdown = spitz_irda_shutdown,
dc07845d RP	581	};
	582
	583
0dd28f1d RP	584	/*
	585	* Spitz PXA Framebuffer
	586	*/
d14b272b RP	587
	588	static struct pxafb_mode_info spitz_pxafb_modes[] = {
	589	{
	590	.pixclock = 19231,
	591	.xres = 480,
	592	.yres = 640,
	593	.bpp = 16,
	594	.hsync_len = 40,
	595	.left_margin = 46,
	596	.right_margin = 125,
	597	.vsync_len = 3,
	598	.upper_margin = 1,
	599	.lower_margin = 0,
	600	.sync = 0,
	601	},{
	602	.pixclock = 134617,
	603	.xres = 240,
	604	.yres = 320,
	605	.bpp = 16,
	606	.hsync_len = 20,
	607	.left_margin = 20,
	608	.right_margin = 46,
	609	.vsync_len = 2,
	610	.upper_margin = 1,
	611	.lower_margin = 0,
	612	.sync = 0,
	613	},
	614	};
	615
	616	static struct pxafb_mach_info spitz_pxafb_info = {
	617	.modes = &spitz_pxafb_modes[0],
	618	.num_modes = 2,
	619	.fixed_modes = 1,
79009a06	620	.lcd_conn = LCD_COLOR_TFT_16BPP \| LCD_ALTERNATE_MAPPING,
0dd28f1d RP	621	};
	622
	623
	624	static struct platform_device *devices[] __initdata = {
	625	&spitzscoop_device,
0dd28f1d	626	&spitzkbd_device,
3179108d	627	&spitzled_device,
0dd28f1d RP	628	};
0dd28f1d RP	629
74617fb6 RP	630	static void spitz_poweroff(void)
74617fb6 RP	631	{
86159a98	632	arm_machine_restart('g');
74617fb6 RP	633	}
	634
	635	static void spitz_restart(char mode)
	636	{
	637	/* Bootloader magic for a reboot */
	638	if((MSC0 & 0xffff0000) == 0x7ff00000)
	639	MSC0 = (MSC0 & 0xffff) \| 0x7ee00000;
	640
	641	spitz_poweroff();
	642	}
	643
0dd28f1d RP	644	static void __init common_init(void)
0dd28f1d RP	645	{
86159a98	646	init_gpio_reset(SPITZ_GPIO_ON_RESET);
74617fb6 RP	647	pm_power_off = spitz_poweroff;
	648	arm_pm_restart = spitz_restart;
	649
0dd28f1d RP	650	PMCR = 0x00;
0dd28f1d RP	651
0dd28f1d RP	652	/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
	653	PCFR \|= PCFR_OPDE;
	654
5e96adec	655	pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
0dd28f1d	656
859b7963	657	spitz_init_spi();
0dd28f1d RP	658
	659	platform_add_devices(devices, ARRAY_SIZE(devices));
	660	pxa_set_mci_info(&spitz_mci_platform_data);
3125c68d	661	pxa_set_ohci_info(&spitz_ohci_platform_data);
dc07845d	662	pxa_set_ficp_info(&spitz_ficp_platform_data);
0dd28f1d	663	set_pxa_fb_info(&spitz_pxafb_info);
f8787fdc	664	pxa_set_i2c_info(NULL);
0dd28f1d RP	665	}
0dd28f1d RP	666
ca4d6cfc	667	#if defined(CONFIG_MACH_SPITZ) \|\| defined(CONFIG_MACH_BORZOI)
0dd28f1d RP	668	static void __init spitz_init(void)
0dd28f1d RP	669	{
a63ae442 RP	670	platform_scoop_config = &spitz_pcmcia_config;
a63ae442 RP	671
0dd28f1d RP	672	common_init();
	673
	674	platform_device_register(&spitzscoop2_device);
	675	}
ca4d6cfc	676	#endif
0dd28f1d	677
94cabd00 RP	678	#ifdef CONFIG_MACH_AKITA
	679	/*
	680	* Akita IO Expander
	681	*/
	682	struct platform_device akitaioexp_device = {
	683	.name = "akita-ioexp",
	684	.id = -1,
	685	};
	686
bd8f103e RP	687	EXPORT_SYMBOL_GPL(akitaioexp_device);
bd8f103e RP	688
94cabd00 RP	689	static void __init akita_init(void)
	690	{
	691	spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
	692
	693	/* We just pretend the second element of the array doesn't exist */
	694	spitz_pcmcia_config.num_devs = 1;
	695	platform_scoop_config = &spitz_pcmcia_config;
94cabd00 RP	696
	697	platform_device_register(&akitaioexp_device);
	698
	699	spitzscoop_device.dev.parent = &akitaioexp_device.dev;
	700	common_init();
	701	}
	702	#endif
	703
0dd28f1d RP	704	static void __init fixup_spitz(struct machine_desc *desc,
	705	struct tag tags, char cmdline, struct meminfo mi)
	706	{
	707	sharpsl_save_param();
	708	mi->nr_banks = 1;
	709	mi->bank[0].start = 0xa0000000;
	710	mi->bank[0].node = 0;
	711	mi->bank[0].size = (6410241024);
	712	}
	713
	714	#ifdef CONFIG_MACH_SPITZ
	715	MACHINE_START(SPITZ, "SHARP Spitz")
0dd28f1d RP	716	.phys_io = 0x40000000,
	717	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
	718	.fixup = fixup_spitz,
	719	.map_io = pxa_map_io,
cd49104d	720	.init_irq = pxa27x_init_irq,
0dd28f1d RP	721	.init_machine = spitz_init,
	722	.timer = &pxa_timer,
	723	MACHINE_END
	724	#endif
	725
	726	#ifdef CONFIG_MACH_BORZOI
	727	MACHINE_START(BORZOI, "SHARP Borzoi")
0dd28f1d RP	728	.phys_io = 0x40000000,
	729	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
	730	.fixup = fixup_spitz,
	731	.map_io = pxa_map_io,
cd49104d	732	.init_irq = pxa27x_init_irq,
0dd28f1d RP	733	.init_machine = spitz_init,
	734	.timer = &pxa_timer,
	735	MACHINE_END
	736	#endif
94cabd00 RP	737
	738	#ifdef CONFIG_MACH_AKITA
	739	MACHINE_START(AKITA, "SHARP Akita")
94cabd00 RP	740	.phys_io = 0x40000000,
	741	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
	742	.fixup = fixup_spitz,
	743	.map_io = pxa_map_io,
cd49104d	744	.init_irq = pxa27x_init_irq,
94cabd00 RP	745	.init_machine = akita_init,
	746	.timer = &pxa_timer,
	747	MACHINE_END
	748	#endif