[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 <plat/board.h>
#include <plat/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,
	},
	{}	/* Terminator */
};

static struct platform_device omap3_touchbook_lcd_device = {
	.name		= "omap3touchbook_lcd",
	.id		= -1,
};

static struct omap_lcd_config omap3_touchbook_lcd_config __initdata = {
	.ctrl_name	= "internal",
};

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)
{
	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);
	}
	/* gpio + 0 is "mmc0_cd" (input/IRQ) */
	mmc[0].gpio_cd = gpio + 0;
	omap2_hsmmc_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 = {
	.gpio_base	= OMAP_MAX_GPIO_LINES,
	.irq_base	= TWL4030_GPIO_IRQ_BASE,
	.irq_end	= TWL4030_GPIO_IRQ_END,
	.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",
	.dev		= &omap3_touchbook_lcd_device.dev,
},
};

static struct regulator_consumer_supply touchbook_vdvi_supply[] = {
{
	.supply		= "vdvi",
	.dev		= &omap3_touchbook_lcd_device.dev,
},
};

/* 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,
};

/* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
static struct regulator_init_data touchbook_vdac = {
	.constraints = {
		.min_uV			= 1800000,
		.max_uV			= 1800000,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies	= ARRAY_SIZE(touchbook_vdac_supply),
	.consumer_supplies	= touchbook_vdac_supply,
};

/* VPLL2 for digital video outputs */
static struct regulator_init_data touchbook_vpll2 = {
	.constraints = {
		.name			= "VDVI",
		.min_uV			= 1800000,
		.max_uV			= 1800000,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies	= ARRAY_SIZE(touchbook_vdvi_supply),
	.consumer_supplies	= touchbook_vdvi_supply,
};

static struct twl4030_usb_data touchbook_usb_data = {
	.usb_mode	= T2_USB_MODE_ULPI,
};

static struct twl4030_codec_audio_data touchbook_audio_data;

static struct twl4030_codec_data touchbook_codec_data = {
	.audio_mclk = 26000000,
	.audio = &touchbook_audio_data,
};

static struct twl4030_platform_data touchbook_twldata = {
	.irq_base	= TWL4030_IRQ_BASE,
	.irq_end	= TWL4030_IRQ_END,

	/* platform_data for children goes here */
	.usb		= &touchbook_usb_data,
	.gpio		= &touchbook_gpio_data,
	.codec		= &touchbook_codec_data,
	.vmmc1		= &touchbook_vmmc1,
	.vsim		= &touchbook_vsim,
	.vdac		= &touchbook_vdac,
	.vpll2		= &touchbook_vpll2,
};

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_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,
	},
};

static struct omap_board_config_kernel omap3_touchbook_config[] __initdata = {
	{ OMAP_TAG_LCD,		&omap3_touchbook_lcd_config },
};

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

static void __init omap3_touchbook_init_early(void)
{
	omap2_init_common_infrastructure();
	omap2_init_common_devices(mt46h32m32lf6_sdrc_params,
				  mt46h32m32lf6_sdrc_params);
}

static void __init omap3_touchbook_init_irq(void)
{
	omap3_init_irq();
}

static struct platform_device *omap3_touchbook_devices[] __initdata = {
	&omap3_touchbook_lcd_device,
	&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);
	omap_board_config = omap3_touchbook_config;
	omap_board_config_size = ARRAY_SIZE(omap3_touchbook_config);

	pm_power_off = omap3_touchbook_poweroff;

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

	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 */
	.boot_params	= 0x80000100,
	.reserve	= omap_reserve,
	.map_io		= omap3_map_io,
	.init_early	= omap3_touchbook_init_early,
	.init_irq	= omap3_touchbook_init_irq,
	.init_machine	= omap3_touchbook_init,
	.timer		= &omap3_secure_timer,
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>
	45
	46	#include <plat/board.h>
	47	#include <plat/common.h>
	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 GG	102	.gpio_wp = 29,
	103	},
	104	{} /* Terminator */
	105	};
	106
	107	static struct platform_device omap3_touchbook_lcd_device = {
	108	.name = "omap3touchbook_lcd",
	109	.id = -1,
	110	};
	111
	112	static struct omap_lcd_config omap3_touchbook_lcd_config __initdata = {
	113	.ctrl_name = "internal",
	114	};
	115
786b01a8 OD	116	static struct regulator_consumer_supply touchbook_vmmc1_supply[] = {
786b01a8 OD	117	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
7a079cab GG	118	};
7a079cab GG	119
786b01a8 OD	120	static struct regulator_consumer_supply touchbook_vsim_supply[] = {
786b01a8 OD	121	REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
7a079cab GG	122	};
	123
	124	static struct gpio_led gpio_leds[];
	125
	126	static int touchbook_twl_gpio_setup(struct device *dev,
	127	unsigned gpio, unsigned ngpio)
	128	{
	129	if (system_rev >= 0x20 && system_rev <= 0x34301000) {
	130	omap_mux_init_gpio(23, OMAP_PIN_INPUT);
	131	mmc[0].gpio_wp = 23;
	132	} else {
	133	omap_mux_init_gpio(29, OMAP_PIN_INPUT);
	134	}
	135	/* gpio + 0 is "mmc0_cd" (input/IRQ) */
	136	mmc[0].gpio_cd = gpio + 0;
68ff0423	137	omap2_hsmmc_init(mmc);
7a079cab	138
7a079cab GG	139	/* REVISIT: need ehci-omap hooks for external VBUS
	140	* power switch and overcurrent detect
	141	*/
bc593f5d	142	gpio_request_one(gpio + 1, GPIOF_IN, "EHCI_nOC");
7a079cab GG	143
7a079cab GG	144	/* TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, active low) */
bc593f5d IG	145	gpio_request_one(gpio + TWL4030_GPIO_MAX, GPIOF_OUT_INIT_LOW,
bc593f5d IG	146	"nEN_USB_PWR");
7a079cab GG	147
	148	/* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
	149	gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
	150
	151	return 0;
	152	}
	153
	154	static struct twl4030_gpio_platform_data touchbook_gpio_data = {
	155	.gpio_base = OMAP_MAX_GPIO_LINES,
	156	.irq_base = TWL4030_GPIO_IRQ_BASE,
	157	.irq_end = TWL4030_GPIO_IRQ_END,
	158	.use_leds = true,
	159	.pullups = BIT(1),
	160	.pulldowns = BIT(2) \| BIT(6) \| BIT(7) \| BIT(8) \| BIT(13)
	161	\| BIT(15) \| BIT(16) \| BIT(17),
	162	.setup = touchbook_twl_gpio_setup,
	163	};
	164
786b01a8 OD	165	static struct regulator_consumer_supply touchbook_vdac_supply[] = {
786b01a8 OD	166	{
7a079cab GG	167	.supply = "vdac",
7a079cab GG	168	.dev = &omap3_touchbook_lcd_device.dev,
786b01a8	169	},
7a079cab GG	170	};
7a079cab GG	171
786b01a8 OD	172	static struct regulator_consumer_supply touchbook_vdvi_supply[] = {
786b01a8 OD	173	{
7a079cab GG	174	.supply = "vdvi",
7a079cab GG	175	.dev = &omap3_touchbook_lcd_device.dev,
786b01a8	176	},
7a079cab GG	177	};
	178
	179	/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
	180	static struct regulator_init_data touchbook_vmmc1 = {
	181	.constraints = {
	182	.min_uV = 1850000,
	183	.max_uV = 3150000,
	184	.valid_modes_mask = REGULATOR_MODE_NORMAL
	185	\| REGULATOR_MODE_STANDBY,
	186	.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
	187	\| REGULATOR_CHANGE_MODE
	188	\| REGULATOR_CHANGE_STATUS,
	189	},
786b01a8 OD	190	.num_consumer_supplies = ARRAY_SIZE(touchbook_vmmc1_supply),
786b01a8 OD	191	.consumer_supplies = touchbook_vmmc1_supply,
7a079cab GG	192	};
	193
	194	/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
	195	static struct regulator_init_data touchbook_vsim = {
	196	.constraints = {
	197	.min_uV = 1800000,
	198	.max_uV = 3000000,
	199	.valid_modes_mask = REGULATOR_MODE_NORMAL
	200	\| REGULATOR_MODE_STANDBY,
	201	.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
	202	\| REGULATOR_CHANGE_MODE
	203	\| REGULATOR_CHANGE_STATUS,
	204	},
786b01a8 OD	205	.num_consumer_supplies = ARRAY_SIZE(touchbook_vsim_supply),
786b01a8 OD	206	.consumer_supplies = touchbook_vsim_supply,
7a079cab GG	207	};
	208
	209	/* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
	210	static struct regulator_init_data touchbook_vdac = {
	211	.constraints = {
	212	.min_uV = 1800000,
	213	.max_uV = 1800000,
	214	.valid_modes_mask = REGULATOR_MODE_NORMAL
	215	\| REGULATOR_MODE_STANDBY,
	216	.valid_ops_mask = REGULATOR_CHANGE_MODE
	217	\| REGULATOR_CHANGE_STATUS,
	218	},
786b01a8 OD	219	.num_consumer_supplies = ARRAY_SIZE(touchbook_vdac_supply),
786b01a8 OD	220	.consumer_supplies = touchbook_vdac_supply,
7a079cab GG	221	};
	222
	223	/* VPLL2 for digital video outputs */
	224	static struct regulator_init_data touchbook_vpll2 = {
	225	.constraints = {
	226	.name = "VDVI",
	227	.min_uV = 1800000,
	228	.max_uV = 1800000,
	229	.valid_modes_mask = REGULATOR_MODE_NORMAL
	230	\| REGULATOR_MODE_STANDBY,
	231	.valid_ops_mask = REGULATOR_CHANGE_MODE
	232	\| REGULATOR_CHANGE_STATUS,
	233	},
786b01a8 OD	234	.num_consumer_supplies = ARRAY_SIZE(touchbook_vdvi_supply),
786b01a8 OD	235	.consumer_supplies = touchbook_vdvi_supply,
7a079cab GG	236	};
	237
	238	static struct twl4030_usb_data touchbook_usb_data = {
	239	.usb_mode = T2_USB_MODE_ULPI,
	240	};
	241
6a58baf8	242	static struct twl4030_codec_audio_data touchbook_audio_data;
7a079cab GG	243
	244	static struct twl4030_codec_data touchbook_codec_data = {
	245	.audio_mclk = 26000000,
	246	.audio = &touchbook_audio_data,
	247	};
	248
	249	static struct twl4030_platform_data touchbook_twldata = {
	250	.irq_base = TWL4030_IRQ_BASE,
	251	.irq_end = TWL4030_IRQ_END,
	252
	253	/* platform_data for children goes here */
	254	.usb = &touchbook_usb_data,
	255	.gpio = &touchbook_gpio_data,
	256	.codec = &touchbook_codec_data,
	257	.vmmc1 = &touchbook_vmmc1,
	258	.vsim = &touchbook_vsim,
	259	.vdac = &touchbook_vdac,
	260	.vpll2 = &touchbook_vpll2,
	261	};
	262
7a079cab GG	263	static struct i2c_board_info __initdata touchBook_i2c_boardinfo[] = {
	264	{
	265	I2C_BOARD_INFO("bq27200", 0x55),
	266	},
	267	};
	268
	269	static int __init omap3_touchbook_i2c_init(void)
	270	{
	271	/* Standard TouchBook bus */
fbd8071c	272	omap3_pmic_init("twl4030", &touchbook_twldata);
7a079cab GG	273
	274	/* Additional TouchBook bus */
	275	omap_register_i2c_bus(3, 100, touchBook_i2c_boardinfo,
	276	ARRAY_SIZE(touchBook_i2c_boardinfo));
	277
	278	return 0;
	279	}
	280
96974a24	281	static struct ads7846_platform_data ads7846_pdata = {
7a079cab GG	282	.x_min = 100,
	283	.y_min = 265,
	284	.x_max = 3950,
	285	.y_max = 3750,
	286	.x_plate_ohms = 40,
	287	.pressure_max = 255,
	288	.debounce_max = 10,
	289	.debounce_tol = 5,
	290	.debounce_rep = 1,
	291	.gpio_pendown = OMAP3_TS_GPIO,
	292	.keep_vref_on = 1,
	293	};
	294
7a079cab GG	295	static struct gpio_led gpio_leds[] = {
	296	{
	297	.name = "touchbook::usr0",
	298	.default_trigger = "heartbeat",
	299	.gpio = 150,
	300	},
	301	{
	302	.name = "touchbook::usr1",
	303	.default_trigger = "mmc0",
	304	.gpio = 149,
	305	},
	306	{
	307	.name = "touchbook::pmu_stat",
	308	.gpio = -EINVAL, /* gets replaced */
	309	.active_low = true,
	310	},
	311	};
	312
	313	static struct gpio_led_platform_data gpio_led_info = {
	314	.leds = gpio_leds,
	315	.num_leds = ARRAY_SIZE(gpio_leds),
	316	};
	317
	318	static struct platform_device leds_gpio = {
	319	.name = "leds-gpio",
	320	.id = -1,
	321	.dev = {
	322	.platform_data = &gpio_led_info,
	323	},
	324	};
	325
	326	static struct gpio_keys_button gpio_buttons[] = {
	327	{
	328	.code = BTN_EXTRA,
	329	.gpio = 7,
	330	.desc = "user",
	331	.wakeup = 1,
	332	},
	333	{
	334	.code = KEY_POWER,
	335	.gpio = 183,
	336	.desc = "power",
	337	.wakeup = 1,
	338	},
	339	};
	340
	341	static struct gpio_keys_platform_data gpio_key_info = {
	342	.buttons = gpio_buttons,
	343	.nbuttons = ARRAY_SIZE(gpio_buttons),
	344	};
	345
	346	static struct platform_device keys_gpio = {
	347	.name = "gpio-keys",
	348	.id = -1,
	349	.dev = {
	350	.platform_data = &gpio_key_info,
	351	},
	352	};
	353
	354	static struct omap_board_config_kernel omap3_touchbook_config[] __initdata = {
	355	{ OMAP_TAG_LCD, &omap3_touchbook_lcd_config },
	356	};
	357
	358	#ifdef CONFIG_OMAP_MUX
359	static struct omap_board_mux board_mux[] __initdata = {
360	{ .reg_offset = OMAP_MUX_TERMINATOR },
361	};
7a079cab GG	362	#endif
7a079cab GG	363
3dc3bad6	364	static void __init omap3_touchbook_init_early(void)
7a079cab	365	{
4805734b PW	366	omap2_init_common_infrastructure();
	367	omap2_init_common_devices(mt46h32m32lf6_sdrc_params,
	368	mt46h32m32lf6_sdrc_params);
3dc3bad6 RKAL	369	}
	370
	371	static void __init omap3_touchbook_init_irq(void)
	372	{
741e3a89	373	omap3_init_irq();
7a079cab GG	374	}
	375
	376	static struct platform_device *omap3_touchbook_devices[] __initdata = {
	377	&omap3_touchbook_lcd_device,
	378	&leds_gpio,
	379	&keys_gpio,
	380	};
	381
181b250c	382	static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
7a079cab	383
181b250c KM	384	.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
	385	.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
	386	.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
7a079cab GG	387
	388	.phy_reset = true,
	389	.reset_gpio_port[0] = -EINVAL,
	390	.reset_gpio_port[1] = 147,
	391	.reset_gpio_port[2] = -EINVAL
	392	};
	393
	394	static void omap3_touchbook_poweroff(void)
	395	{
bc593f5d	396	int pwr_off = TB_KILL_POWER_GPIO;
7a079cab	397
bc593f5d	398	if (gpio_request_one(pwr_off, GPIOF_OUT_INIT_LOW, "DVI reset") < 0)
7a079cab	399	printk(KERN_ERR "Unable to get kill power GPIO\n");
7a079cab GG	400	}
7a079cab GG	401
d2197e1e	402	static int __init early_touchbook_revision(char *p)
7a079cab	403	{
d2197e1e TL	404	if (!p)
d2197e1e TL	405	return 0;
7a079cab	406
d2197e1e	407	return strict_strtoul(p, 10, &touchbook_revision);
7a079cab	408	}
d2197e1e	409	early_param("tbr", early_touchbook_revision);
7a079cab GG	410
	411	static void __init omap3_touchbook_init(void)
	412	{
e0530460	413	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
e41cccfe TL	414	omap_board_config = omap3_touchbook_config;
	415	omap_board_config_size = ARRAY_SIZE(omap3_touchbook_config);
	416
7a079cab GG	417	pm_power_off = omap3_touchbook_poweroff;
	418
	419	omap3_touchbook_i2c_init();
	420	platform_add_devices(omap3_touchbook_devices,
	421	ARRAY_SIZE(omap3_touchbook_devices));
	422	omap_serial_init();
	423
	424	omap_mux_init_gpio(170, OMAP_PIN_INPUT);
7a079cab	425	/* REVISIT leave DVI powered down until it's needed ... */
bc593f5d	426	gpio_request_one(176, GPIOF_OUT_INIT_HIGH, "DVI_nPD");
7a079cab GG	427
7a079cab GG	428	/* Touchscreen and accelerometer */
96974a24	429	omap_ads7846_init(4, OMAP3_TS_GPIO, 310, &ads7846_pdata);
9e18630b	430	usb_musb_init(NULL);
9e64bb1e	431	usbhs_init(&usbhs_bdata);
9a3f39ff MR	432	omap_nand_flash_init(NAND_BUSWIDTH_16, omap3touchbook_nand_partitions,
9a3f39ff MR	433	ARRAY_SIZE(omap3touchbook_nand_partitions));
7a079cab GG	434
	435	/* Ensure SDRC pins are mux'd for self-refresh */
	436	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
	437	omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
	438	}
	439
7a079cab GG	440	MACHINE_START(TOUCHBOOK, "OMAP3 touchbook Board")
7a079cab GG	441	/* Maintainer: Gregoire Gentil - http://www.alwaysinnovating.com */
7a079cab	442	.boot_params = 0x80000100,
71ee7dad	443	.reserve = omap_reserve,
3dc3bad6 RKAL	444	.map_io = omap3_map_io,
3dc3bad6 RKAL	445	.init_early = omap3_touchbook_init_early,
7a079cab GG	446	.init_irq = omap3_touchbook_init_irq,
7a079cab GG	447	.init_machine = omap3_touchbook_init,
e74984e4	448	.timer = &omap3_secure_timer,
7a079cab	449	MACHINE_END