[deliverable/linux.git] / arch / arm / mach-omap2 / board-omap3touchbook.c

/*
 * linux/arch/arm/mach-omap2/board-omap3touchbook.c
 *
 * Copyright (C) 2009 Always Innovating
 *
 * Modified from mach-omap2/board-omap3beagleboard.c
 *
 * Initial code: Grégoire Gentil, Tim Yamin
 *
 * 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/err.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/leds.h>
#include <linux/gpio.h>
#include <linux/input.h>
#include <linux/gpio_keys.h>

#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/nand.h>
#include <linux/mmc/host.h>

#include <plat/mcspi.h>
#include <linux/spi/spi.h>

#include <linux/spi/ads7846.h>

#include <linux/regulator/machine.h>
#include <linux/i2c/twl.h>

#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/flash.h>
#include <asm/system_info.h>

#include "common.h"
#include <plat/gpmc.h>
#include <plat/nand.h>
#include <plat/usb.h>

#include "mux.h"
#include "hsmmc.h"
#include "common-board-devices.h"

#include <asm/setup.h>

#define OMAP3_AC_GPIO		136
#define OMAP3_TS_GPIO		162
#define TB_BL_PWM_TIMER		9
#define TB_KILL_POWER_GPIO	168

static unsigned long touchbook_revision;

static struct mtd_partition omap3touchbook_nand_partitions[] = {
	/* All the partition sizes are listed in terms of NAND block size */
	{
		.name		= "X-Loader",
		.offset		= 0,
		.size		= 4 * NAND_BLOCK_SIZE,
		.mask_flags	= MTD_WRITEABLE,	/* force read-only */
	},
	{
		.name		= "U-Boot",
		.offset		= MTDPART_OFS_APPEND,	/* Offset = 0x80000 */
		.size		= 15 * NAND_BLOCK_SIZE,
		.mask_flags	= MTD_WRITEABLE,	/* force read-only */
	},
	{
		.name		= "U-Boot Env",
		.offset		= MTDPART_OFS_APPEND,	/* Offset = 0x260000 */
		.size		= 1 * NAND_BLOCK_SIZE,
	},
	{
		.name		= "Kernel",
		.offset		= MTDPART_OFS_APPEND,	/* Offset = 0x280000 */
		.size		= 32 * NAND_BLOCK_SIZE,
	},
	{
		.name		= "File System",
		.offset		= MTDPART_OFS_APPEND,	/* Offset = 0x680000 */
		.size		= MTDPART_SIZ_FULL,
	},
};

#include "sdram-micron-mt46h32m32lf-6.h"

static struct omap2_hsmmc_info mmc[] = {
	{
		.mmc		= 1,
		.caps		= MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
		.gpio_wp	= 29,
		.deferred	= true,
	},
	{}	/* Terminator */
};

static struct regulator_consumer_supply touchbook_vmmc1_supply[] = {
	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
};

static struct regulator_consumer_supply touchbook_vsim_supply[] = {
	REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
};

static struct gpio_led gpio_leds[];

static int touchbook_twl_gpio_setup(struct device *dev,
		unsigned gpio, unsigned ngpio)
{
	/* gpio + 0 is "mmc0_cd" (input/IRQ) */
	mmc[0].gpio_cd = gpio + 0;
	omap_hsmmc_late_init(mmc);

	/* REVISIT: need ehci-omap hooks for external VBUS
	 * power switch and overcurrent detect
	 */
	gpio_request_one(gpio + 1, GPIOF_IN, "EHCI_nOC");

	/* TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, active low) */
	gpio_request_one(gpio + TWL4030_GPIO_MAX, GPIOF_OUT_INIT_LOW,
			 "nEN_USB_PWR");

	/* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
	gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;

	return 0;
}

static struct twl4030_gpio_platform_data touchbook_gpio_data = {
	.use_leds	= true,
	.pullups	= BIT(1),
	.pulldowns	= BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13)
				| BIT(15) | BIT(16) | BIT(17),
	.setup		= touchbook_twl_gpio_setup,
};

static struct regulator_consumer_supply touchbook_vdac_supply[] = {
{
	.supply		= "vdac",
},
};

static struct regulator_consumer_supply touchbook_vdvi_supply[] = {
{
	.supply		= "vdvi",
},
};

/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
static struct regulator_init_data touchbook_vmmc1 = {
	.constraints = {
		.min_uV			= 1850000,
		.max_uV			= 3150000,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_VOLTAGE
					| REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies	= ARRAY_SIZE(touchbook_vmmc1_supply),
	.consumer_supplies	= touchbook_vmmc1_supply,
};

/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
static struct regulator_init_data touchbook_vsim = {
	.constraints = {
		.min_uV			= 1800000,
		.max_uV			= 3000000,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_VOLTAGE
					| REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies	= ARRAY_SIZE(touchbook_vsim_supply),
	.consumer_supplies	= touchbook_vsim_supply,
};

static struct twl4030_platform_data touchbook_twldata = {
	/* platform_data for children goes here */
	.gpio		= &touchbook_gpio_data,
	.vmmc1		= &touchbook_vmmc1,
	.vsim		= &touchbook_vsim,
};

static struct i2c_board_info __initdata touchBook_i2c_boardinfo[] = {
	{
		I2C_BOARD_INFO("bq27200", 0x55),
	},
};

static int __init omap3_touchbook_i2c_init(void)
{
	/* Standard TouchBook bus */
	omap3_pmic_get_config(&touchbook_twldata,
			TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_AUDIO,
			TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);

	touchbook_twldata.vdac->num_consumer_supplies =
					ARRAY_SIZE(touchbook_vdac_supply);
	touchbook_twldata.vdac->consumer_supplies = touchbook_vdac_supply;

	touchbook_twldata.vpll2->constraints.name = "VDVI";
	touchbook_twldata.vpll2->num_consumer_supplies =
					ARRAY_SIZE(touchbook_vdvi_supply);
	touchbook_twldata.vpll2->consumer_supplies = touchbook_vdvi_supply;

	omap3_pmic_init("twl4030", &touchbook_twldata);
	/* Additional TouchBook bus */
	omap_register_i2c_bus(3, 100, touchBook_i2c_boardinfo,
			ARRAY_SIZE(touchBook_i2c_boardinfo));

	return 0;
}

static struct ads7846_platform_data ads7846_pdata = {
	.x_min			= 100,
	.y_min			= 265,
	.x_max			= 3950,
	.y_max			= 3750,
	.x_plate_ohms		= 40,
	.pressure_max		= 255,
	.debounce_max		= 10,
	.debounce_tol		= 5,
	.debounce_rep		= 1,
	.gpio_pendown		= OMAP3_TS_GPIO,
	.keep_vref_on		= 1,
};

static struct gpio_led gpio_leds[] = {
	{
		.name			= "touchbook::usr0",
		.default_trigger	= "heartbeat",
		.gpio			= 150,
	},
	{
		.name			= "touchbook::usr1",
		.default_trigger	= "mmc0",
		.gpio			= 149,
	},
	{
		.name			= "touchbook::pmu_stat",
		.gpio			= -EINVAL,	/* gets replaced */
		.active_low		= true,
	},
};

static struct gpio_led_platform_data gpio_led_info = {
	.leds		= gpio_leds,
	.num_leds	= ARRAY_SIZE(gpio_leds),
};

static struct platform_device leds_gpio = {
	.name	= "leds-gpio",
	.id	= -1,
	.dev	= {
		.platform_data	= &gpio_led_info,
	},
};

static struct gpio_keys_button gpio_buttons[] = {
	{
		.code			= BTN_EXTRA,
		.gpio			= 7,
		.desc			= "user",
		.wakeup			= 1,
	},
	{
		.code			= KEY_POWER,
		.gpio			= 183,
		.desc			= "power",
		.wakeup			= 1,
	},
};

static struct gpio_keys_platform_data gpio_key_info = {
	.buttons	= gpio_buttons,
	.nbuttons	= ARRAY_SIZE(gpio_buttons),
};

static struct platform_device keys_gpio = {
	.name	= "gpio-keys",
	.id	= -1,
	.dev	= {
		.platform_data	= &gpio_key_info,
	},
};

#ifdef CONFIG_OMAP_MUX
static struct omap_board_mux board_mux[] __initdata = {
	{ .reg_offset = OMAP_MUX_TERMINATOR },
};
#endif

static struct platform_device *omap3_touchbook_devices[] __initdata = {
	&leds_gpio,
	&keys_gpio,
};

static const struct usbhs_omap_board_data usbhs_bdata __initconst = {

	.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
	.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
	.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,

	.phy_reset  = true,
	.reset_gpio_port[0]  = -EINVAL,
	.reset_gpio_port[1]  = 147,
	.reset_gpio_port[2]  = -EINVAL
};

static void omap3_touchbook_poweroff(void)
{
	int pwr_off = TB_KILL_POWER_GPIO;

	if (gpio_request_one(pwr_off, GPIOF_OUT_INIT_LOW, "DVI reset") < 0)
		printk(KERN_ERR "Unable to get kill power GPIO\n");
}

static int __init early_touchbook_revision(char *p)
{
	if (!p)
		return 0;

	return strict_strtoul(p, 10, &touchbook_revision);
}
early_param("tbr", early_touchbook_revision);

static void __init omap3_touchbook_init(void)
{
	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);

	pm_power_off = omap3_touchbook_poweroff;

	if (system_rev >= 0x20 && system_rev <= 0x34301000) {
		omap_mux_init_gpio(23, OMAP_PIN_INPUT);
		mmc[0].gpio_wp = 23;
	} else {
		omap_mux_init_gpio(29, OMAP_PIN_INPUT);
	}
	omap_hsmmc_init(mmc);

	omap3_touchbook_i2c_init();
	platform_add_devices(omap3_touchbook_devices,
			ARRAY_SIZE(omap3_touchbook_devices));
	omap_serial_init();
	omap_sdrc_init(mt46h32m32lf6_sdrc_params,
				  mt46h32m32lf6_sdrc_params);

	omap_mux_init_gpio(170, OMAP_PIN_INPUT);
	/* REVISIT leave DVI powered down until it's needed ... */
	gpio_request_one(176, GPIOF_OUT_INIT_HIGH, "DVI_nPD");

	/* Touchscreen and accelerometer */
	omap_ads7846_init(4, OMAP3_TS_GPIO, 310, &ads7846_pdata);
	usb_musb_init(NULL);
	usbhs_init(&usbhs_bdata);
	omap_nand_flash_init(NAND_BUSWIDTH_16, omap3touchbook_nand_partitions,
			     ARRAY_SIZE(omap3touchbook_nand_partitions));

	/* Ensure SDRC pins are mux'd for self-refresh */
	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
	omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
}

MACHINE_START(TOUCHBOOK, "OMAP3 touchbook Board")
	/* Maintainer: Gregoire Gentil - http://www.alwaysinnovating.com */
	.atag_offset	= 0x100,
	.reserve	= omap_reserve,
	.map_io		= omap3_map_io,
	.init_early	= omap3430_init_early,
	.init_irq	= omap3_init_irq,
	.handle_irq	= omap3_intc_handle_irq,
	.init_machine	= omap3_touchbook_init,
	.init_late	= omap3430_init_late,
	.timer		= &omap3_secure_timer,
	.restart	= omap_prcm_restart,
MACHINE_END
Commit	Line	Data
7a079cab GG	1	/*
	2	* linux/arch/arm/mach-omap2/board-omap3touchbook.c
	3	*
	4	* Copyright (C) 2009 Always Innovating
	5	*
	6	* Modified from mach-omap2/board-omap3beagleboard.c
	7	*
	8	* Initial code: Grégoire Gentil, Tim Yamin
	9	*
	10	* This program is free software; you can redistribute it and/or modify
	11	* it under the terms of the GNU General Public License version 2 as
	12	* published by the Free Software Foundation.
	13	*/
	14
	15	#include <linux/kernel.h>
	16	#include <linux/init.h>
	17	#include <linux/platform_device.h>
	18	#include <linux/delay.h>
	19	#include <linux/err.h>
	20	#include <linux/clk.h>
	21	#include <linux/io.h>
	22	#include <linux/leds.h>
	23	#include <linux/gpio.h>
	24	#include <linux/input.h>
	25	#include <linux/gpio_keys.h>
	26
	27	#include <linux/mtd/mtd.h>
	28	#include <linux/mtd/partitions.h>
	29	#include <linux/mtd/nand.h>
3a63833e	30	#include <linux/mmc/host.h>
7a079cab GG	31
	32	#include <plat/mcspi.h>
	33	#include <linux/spi/spi.h>
	34
	35	#include <linux/spi/ads7846.h>
	36
	37	#include <linux/regulator/machine.h>
ebeb53e1	38	#include <linux/i2c/twl.h>
7a079cab GG	39
	40	#include <mach/hardware.h>
	41	#include <asm/mach-types.h>
	42	#include <asm/mach/arch.h>
	43	#include <asm/mach/map.h>
	44	#include <asm/mach/flash.h>
9f97da78	45	#include <asm/system_info.h>
7a079cab	46
4e65331c	47	#include "common.h"
7a079cab GG	48	#include <plat/gpmc.h>
	49	#include <plat/nand.h>
	50	#include <plat/usb.h>
7a079cab GG	51
7a079cab GG	52	#include "mux.h"
d02a900b	53	#include "hsmmc.h"
96974a24	54	#include "common-board-devices.h"
7a079cab GG	55
	56	#include <asm/setup.h>
	57
7a079cab GG	58	#define OMAP3_AC_GPIO 136
	59	#define OMAP3_TS_GPIO 162
	60	#define TB_BL_PWM_TIMER 9
	61	#define TB_KILL_POWER_GPIO 168
	62
38815733	63	static unsigned long touchbook_revision;
7a079cab GG	64
	65	static struct mtd_partition omap3touchbook_nand_partitions[] = {
	66	/* All the partition sizes are listed in terms of NAND block size */
	67	{
	68	.name = "X-Loader",
	69	.offset = 0,
	70	.size = 4 * NAND_BLOCK_SIZE,
	71	.mask_flags = MTD_WRITEABLE, /* force read-only */
	72	},
	73	{
	74	.name = "U-Boot",
	75	.offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
	76	.size = 15 * NAND_BLOCK_SIZE,
	77	.mask_flags = MTD_WRITEABLE, /* force read-only */
	78	},
	79	{
	80	.name = "U-Boot Env",
	81	.offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */
	82	.size = 1 * NAND_BLOCK_SIZE,
	83	},
	84	{
	85	.name = "Kernel",
	86	.offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */
	87	.size = 32 * NAND_BLOCK_SIZE,
	88	},
	89	{
	90	.name = "File System",
	91	.offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */
	92	.size = MTDPART_SIZ_FULL,
	93	},
	94	};
	95
7a079cab GG	96	#include "sdram-micron-mt46h32m32lf-6.h"
7a079cab GG	97
68ff0423	98	static struct omap2_hsmmc_info mmc[] = {
7a079cab GG	99	{
7a079cab GG	100	.mmc = 1,
3a63833e	101	.caps = MMC_CAP_4_BIT_DATA \| MMC_CAP_8_BIT_DATA,
7a079cab	102	.gpio_wp = 29,
3b972bf0	103	.deferred = true,
7a079cab GG	104	},
	105	{} /* Terminator */
	106	};
	107
786b01a8 OD	108	static struct regulator_consumer_supply touchbook_vmmc1_supply[] = {
786b01a8 OD	109	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
7a079cab GG	110	};
7a079cab GG	111
786b01a8 OD	112	static struct regulator_consumer_supply touchbook_vsim_supply[] = {
786b01a8 OD	113	REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
7a079cab GG	114	};
	115
	116	static struct gpio_led gpio_leds[];
	117
	118	static int touchbook_twl_gpio_setup(struct device *dev,
	119	unsigned gpio, unsigned ngpio)
	120	{
7a079cab GG	121	/* gpio + 0 is "mmc0_cd" (input/IRQ) */
7a079cab GG	122	mmc[0].gpio_cd = gpio + 0;
3b972bf0	123	omap_hsmmc_late_init(mmc);
7a079cab	124
7a079cab GG	125	/* REVISIT: need ehci-omap hooks for external VBUS
	126	* power switch and overcurrent detect
	127	*/
bc593f5d	128	gpio_request_one(gpio + 1, GPIOF_IN, "EHCI_nOC");
7a079cab GG	129
7a079cab GG	130	/* TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, active low) */
bc593f5d IG	131	gpio_request_one(gpio + TWL4030_GPIO_MAX, GPIOF_OUT_INIT_LOW,
bc593f5d IG	132	"nEN_USB_PWR");
7a079cab GG	133
	134	/* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
	135	gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
	136
	137	return 0;
	138	}
	139
	140	static struct twl4030_gpio_platform_data touchbook_gpio_data = {
7a079cab GG	141	.use_leds = true,
	142	.pullups = BIT(1),
	143	.pulldowns = BIT(2) \| BIT(6) \| BIT(7) \| BIT(8) \| BIT(13)
	144	\| BIT(15) \| BIT(16) \| BIT(17),
	145	.setup = touchbook_twl_gpio_setup,
	146	};
	147
786b01a8 OD	148	static struct regulator_consumer_supply touchbook_vdac_supply[] = {
786b01a8 OD	149	{
7a079cab	150	.supply = "vdac",
786b01a8	151	},
7a079cab GG	152	};
7a079cab GG	153
786b01a8 OD	154	static struct regulator_consumer_supply touchbook_vdvi_supply[] = {
786b01a8 OD	155	{
7a079cab	156	.supply = "vdvi",
786b01a8	157	},
7a079cab GG	158	};
	159
	160	/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
	161	static struct regulator_init_data touchbook_vmmc1 = {
	162	.constraints = {
	163	.min_uV = 1850000,
	164	.max_uV = 3150000,
	165	.valid_modes_mask = REGULATOR_MODE_NORMAL
	166	\| REGULATOR_MODE_STANDBY,
	167	.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
	168	\| REGULATOR_CHANGE_MODE
	169	\| REGULATOR_CHANGE_STATUS,
	170	},
786b01a8 OD	171	.num_consumer_supplies = ARRAY_SIZE(touchbook_vmmc1_supply),
786b01a8 OD	172	.consumer_supplies = touchbook_vmmc1_supply,
7a079cab GG	173	};
	174
	175	/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
	176	static struct regulator_init_data touchbook_vsim = {
	177	.constraints = {
	178	.min_uV = 1800000,
	179	.max_uV = 3000000,
	180	.valid_modes_mask = REGULATOR_MODE_NORMAL
	181	\| REGULATOR_MODE_STANDBY,
	182	.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
	183	\| REGULATOR_CHANGE_MODE
	184	\| REGULATOR_CHANGE_STATUS,
	185	},
786b01a8 OD	186	.num_consumer_supplies = ARRAY_SIZE(touchbook_vsim_supply),
786b01a8 OD	187	.consumer_supplies = touchbook_vsim_supply,
7a079cab GG	188	};
7a079cab GG	189
7a079cab	190	static struct twl4030_platform_data touchbook_twldata = {
7a079cab	191	/* platform_data for children goes here */
7a079cab	192	.gpio = &touchbook_gpio_data,
7a079cab GG	193	.vmmc1 = &touchbook_vmmc1,
7a079cab GG	194	.vsim = &touchbook_vsim,
7a079cab GG	195	};
7a079cab GG	196
7a079cab GG	197	static struct i2c_board_info __initdata touchBook_i2c_boardinfo[] = {
	198	{
	199	I2C_BOARD_INFO("bq27200", 0x55),
	200	},
	201	};
	202
	203	static int __init omap3_touchbook_i2c_init(void)
	204	{
	205	/* Standard TouchBook bus */
827ed9ae	206	omap3_pmic_get_config(&touchbook_twldata,
b252b0ef PU	207	TWL_COMMON_PDATA_USB \| TWL_COMMON_PDATA_AUDIO,
	208	TWL_COMMON_REGULATOR_VDAC \| TWL_COMMON_REGULATOR_VPLL2);
	209
	210	touchbook_twldata.vdac->num_consumer_supplies =
	211	ARRAY_SIZE(touchbook_vdac_supply);
	212	touchbook_twldata.vdac->consumer_supplies = touchbook_vdac_supply;
	213
	214	touchbook_twldata.vpll2->constraints.name = "VDVI";
	215	touchbook_twldata.vpll2->num_consumer_supplies =
	216	ARRAY_SIZE(touchbook_vdvi_supply);
	217	touchbook_twldata.vpll2->consumer_supplies = touchbook_vdvi_supply;
	218
fbd8071c	219	omap3_pmic_init("twl4030", &touchbook_twldata);
7a079cab GG	220	/* Additional TouchBook bus */
	221	omap_register_i2c_bus(3, 100, touchBook_i2c_boardinfo,
	222	ARRAY_SIZE(touchBook_i2c_boardinfo));
	223
	224	return 0;
	225	}
	226
96974a24	227	static struct ads7846_platform_data ads7846_pdata = {
7a079cab GG	228	.x_min = 100,
	229	.y_min = 265,
	230	.x_max = 3950,
	231	.y_max = 3750,
	232	.x_plate_ohms = 40,
	233	.pressure_max = 255,
	234	.debounce_max = 10,
	235	.debounce_tol = 5,
	236	.debounce_rep = 1,
	237	.gpio_pendown = OMAP3_TS_GPIO,
	238	.keep_vref_on = 1,
	239	};
	240
7a079cab GG	241	static struct gpio_led gpio_leds[] = {
	242	{
	243	.name = "touchbook::usr0",
	244	.default_trigger = "heartbeat",
	245	.gpio = 150,
	246	},
	247	{
	248	.name = "touchbook::usr1",
	249	.default_trigger = "mmc0",
	250	.gpio = 149,
	251	},
	252	{
	253	.name = "touchbook::pmu_stat",
	254	.gpio = -EINVAL, /* gets replaced */
	255	.active_low = true,
	256	},
	257	};
	258
	259	static struct gpio_led_platform_data gpio_led_info = {
	260	.leds = gpio_leds,
	261	.num_leds = ARRAY_SIZE(gpio_leds),
	262	};
	263
	264	static struct platform_device leds_gpio = {
	265	.name = "leds-gpio",
	266	.id = -1,
	267	.dev = {
	268	.platform_data = &gpio_led_info,
	269	},
	270	};
	271
	272	static struct gpio_keys_button gpio_buttons[] = {
	273	{
	274	.code = BTN_EXTRA,
	275	.gpio = 7,
	276	.desc = "user",
	277	.wakeup = 1,
	278	},
	279	{
	280	.code = KEY_POWER,
	281	.gpio = 183,
	282	.desc = "power",
	283	.wakeup = 1,
	284	},
	285	};
	286
	287	static struct gpio_keys_platform_data gpio_key_info = {
	288	.buttons = gpio_buttons,
	289	.nbuttons = ARRAY_SIZE(gpio_buttons),
	290	};
	291
	292	static struct platform_device keys_gpio = {
	293	.name = "gpio-keys",
	294	.id = -1,
	295	.dev = {
	296	.platform_data = &gpio_key_info,
	297	},
	298	};
	299
7a079cab GG	300	#ifdef CONFIG_OMAP_MUX
	301	static struct omap_board_mux board_mux[] __initdata = {
	302	{ .reg_offset = OMAP_MUX_TERMINATOR },
	303	};
7a079cab GG	304	#endif
7a079cab GG	305
7a079cab	306	static struct platform_device *omap3_touchbook_devices[] __initdata = {
7a079cab GG	307	&leds_gpio,
	308	&keys_gpio,
	309	};
	310
181b250c	311	static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
7a079cab	312
181b250c KM	313	.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
	314	.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
	315	.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
7a079cab GG	316
	317	.phy_reset = true,
	318	.reset_gpio_port[0] = -EINVAL,
	319	.reset_gpio_port[1] = 147,
	320	.reset_gpio_port[2] = -EINVAL
	321	};
	322
	323	static void omap3_touchbook_poweroff(void)
	324	{
bc593f5d	325	int pwr_off = TB_KILL_POWER_GPIO;
7a079cab	326
bc593f5d	327	if (gpio_request_one(pwr_off, GPIOF_OUT_INIT_LOW, "DVI reset") < 0)
7a079cab	328	printk(KERN_ERR "Unable to get kill power GPIO\n");
7a079cab GG	329	}
7a079cab GG	330
d2197e1e	331	static int __init early_touchbook_revision(char *p)
7a079cab	332	{
d2197e1e TL	333	if (!p)
d2197e1e TL	334	return 0;
7a079cab	335
d2197e1e	336	return strict_strtoul(p, 10, &touchbook_revision);
7a079cab	337	}
d2197e1e	338	early_param("tbr", early_touchbook_revision);
7a079cab GG	339
	340	static void __init omap3_touchbook_init(void)
	341	{
e0530460	342	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
e41cccfe	343
7a079cab GG	344	pm_power_off = omap3_touchbook_poweroff;
7a079cab GG	345
d1589f09 TL	346	if (system_rev >= 0x20 && system_rev <= 0x34301000) {
	347	omap_mux_init_gpio(23, OMAP_PIN_INPUT);
	348	mmc[0].gpio_wp = 23;
	349	} else {
	350	omap_mux_init_gpio(29, OMAP_PIN_INPUT);
	351	}
3b972bf0	352	omap_hsmmc_init(mmc);
d1589f09	353
7a079cab GG	354	omap3_touchbook_i2c_init();
	355	platform_add_devices(omap3_touchbook_devices,
	356	ARRAY_SIZE(omap3_touchbook_devices));
	357	omap_serial_init();
a4ca9dbe TL	358	omap_sdrc_init(mt46h32m32lf6_sdrc_params,
a4ca9dbe TL	359	mt46h32m32lf6_sdrc_params);
7a079cab GG	360
7a079cab GG	361	omap_mux_init_gpio(170, OMAP_PIN_INPUT);
7a079cab	362	/* REVISIT leave DVI powered down until it's needed ... */
bc593f5d	363	gpio_request_one(176, GPIOF_OUT_INIT_HIGH, "DVI_nPD");
7a079cab GG	364
7a079cab GG	365	/* Touchscreen and accelerometer */
96974a24	366	omap_ads7846_init(4, OMAP3_TS_GPIO, 310, &ads7846_pdata);
9e18630b	367	usb_musb_init(NULL);
9e64bb1e	368	usbhs_init(&usbhs_bdata);
9a3f39ff MR	369	omap_nand_flash_init(NAND_BUSWIDTH_16, omap3touchbook_nand_partitions,
9a3f39ff MR	370	ARRAY_SIZE(omap3touchbook_nand_partitions));
7a079cab GG	371
	372	/* Ensure SDRC pins are mux'd for self-refresh */
	373	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
	374	omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
	375	}
	376
7a079cab GG	377	MACHINE_START(TOUCHBOOK, "OMAP3 touchbook Board")
7a079cab GG	378	/* Maintainer: Gregoire Gentil - http://www.alwaysinnovating.com */
5e52b435	379	.atag_offset = 0x100,
71ee7dad	380	.reserve = omap_reserve,
3dc3bad6	381	.map_io = omap3_map_io,
8f5b5a41	382	.init_early = omap3430_init_early,
be732460	383	.init_irq = omap3_init_irq,
6b2f55d7	384	.handle_irq = omap3_intc_handle_irq,
7a079cab	385	.init_machine = omap3_touchbook_init,
bbd707ac	386	.init_late = omap3430_init_late,
e74984e4	387	.timer = &omap3_secure_timer,
baa95883	388	.restart = omap_prcm_restart,
7a079cab	389	MACHINE_END