path: root/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/platform_device.h>
#include <linux/delay.h>
#include <linux/gpio_keys.h>
#include <linux/gpio.h>
#include <linux/leds.h>
#include <linux/i2c.h>
#include <linux/i2c/pca953x.h>
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
#include <linux/spi/corgi_lcd.h>
#include <linux/spi/pxa2xx_spi.h>
#include <linux/mtd/sharpsl.h>
#include <linux/mtd/physmap.h>
#include <linux/input/matrix_keypad.h>
#include <linux/regulator/machine.h>
#include <linux/io.h>

#include <asm/setup.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/sharpsl_param.h>
#include <asm/hardware/scoop.h>

#include <mach/pxa27x.h>
#include <mach/pxa27x-udc.h>
#include <mach/reset.h>
#include <mach/irda.h>
#include <mach/mmc.h>
#include <mach/ohci.h>
#include <mach/pxafb.h>
#include <mach/spitz.h>
#include <mach/sharpsl_pm.h>
#include <mach/smemc.h>

#include <plat/i2c.h>

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

/******************************************************************************
 * Pin configuration
 ******************************************************************************/
static unsigned long spitz_pin_config[] __initdata = {
	/* Chip Selects */
	GPIO78_nCS_2,	/* SCOOP #2 */
	GPIO79_nCS_3,	/* NAND */
	GPIO80_nCS_4,	/* SCOOP #1 */

	/* LCD - 16bpp Active TFT */
	GPIOxx_LCD_TFT_16BPP,

	/* PC Card */
	GPIO48_nPOE,
	GPIO49_nPWE,
	GPIO50_nPIOR,
	GPIO51_nPIOW,
	GPIO85_nPCE_1,
	GPIO54_nPCE_2,
	GPIO55_nPREG,
	GPIO56_nPWAIT,
	GPIO57_nIOIS16,
	GPIO104_PSKTSEL,

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

	/* MMC */
	GPIO32_MMC_CLK,
	GPIO112_MMC_CMD,
	GPIO92_MMC_DAT_0,
	GPIO109_MMC_DAT_1,
	GPIO110_MMC_DAT_2,
	GPIO111_MMC_DAT_3,

	/* GPIOs */
	GPIO9_GPIO,	/* SPITZ_GPIO_nSD_DETECT */
	GPIO16_GPIO,	/* SPITZ_GPIO_SYNC */
	GPIO81_GPIO,	/* SPITZ_GPIO_nSD_WP */
	GPIO41_GPIO,	/* SPITZ_GPIO_USB_CONNECT */
	GPIO37_GPIO,	/* SPITZ_GPIO_USB_HOST */
	GPIO35_GPIO,	/* SPITZ_GPIO_USB_DEVICE */
	GPIO22_GPIO,	/* SPITZ_GPIO_HSYNC */
	GPIO94_GPIO,	/* SPITZ_GPIO_CF_CD */
	GPIO105_GPIO,	/* SPITZ_GPIO_CF_IRQ */
	GPIO106_GPIO,	/* SPITZ_GPIO_CF2_IRQ */

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

	/* I2C */
	GPIO117_I2C_SCL,
	GPIO118_I2C_SDA,

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


/******************************************************************************
 * Scoop GPIO expander
 ******************************************************************************/
#if defined(CONFIG_SHARP_SCOOP) || defined(CONFIG_SHARP_SCOOP_MODULE)
/* SCOOP Device #1 */
static struct resource spitz_scoop_1_resources[] = {
	[0] = {
		.start		= 0x10800000,
		.end		= 0x10800fff,
		.flags		= IORESOURCE_MEM,
	},
};

static struct scoop_config spitz_scoop_1_setup = {
	.io_dir		= SPITZ_SCP_IO_DIR,
	.io_out		= SPITZ_SCP_IO_OUT,
	.suspend_clr	= SPITZ_SCP_SUS_CLR,
	.suspend_set	= SPITZ_SCP_SUS_SET,
	.gpio_base	= SPITZ_SCP_GPIO_BASE,
};

struct platform_device spitz_scoop_1_device = {
	.name		= "sharp-scoop",
	.id		= 0,
	.dev		= {
		.platform_data	= &spitz_scoop_1_setup,
	},
	.num_resources	= ARRAY_SIZE(spitz_scoop_1_resources),
	.resource	= spitz_scoop_1_resources,
};

/* SCOOP Device #2 */
static struct resource spitz_scoop_2_resources[] = {
	[0] = {
		.start		= 0x08800040,
		.end		= 0x08800fff,
		.flags		= IORESOURCE_MEM,
	},
};

static struct scoop_config spitz_scoop_2_setup = {
	.io_dir		= SPITZ_SCP2_IO_DIR,
	.io_out		= SPITZ_SCP2_IO_OUT,
	.suspend_clr	= SPITZ_SCP2_SUS_CLR,
	.suspend_set	= SPITZ_SCP2_SUS_SET,
	.gpio_base	= SPITZ_SCP2_GPIO_BASE,
};

struct platform_device spitz_scoop_2_device = {
	.name		= "sharp-scoop",
	.id		= 1,
	.dev		= {
		.platform_data	= &spitz_scoop_2_setup,
	},
	.num_resources	= ARRAY_SIZE(spitz_scoop_2_resources),
	.resource	= spitz_scoop_2_resources,
};

static void __init spitz_scoop_init(void)
{
	platform_device_register(&spitz_scoop_1_device);

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