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

/*
 * board-overo.c (Gumstix Overo)
 *
 * Initial code: Steve Sakoman <steve@sakoman.com>
 *
 * 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.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA
 *
 */

#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/err.h>
#include <linux/init.h>
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/i2c/twl.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/fixed.h>
#include <linux/spi/spi.h>

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

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

#include <plat/board.h>
#include "common.h"
#include <video/omapdss.h>
#include <video/omap-panel-generic-dpi.h>
#include <video/omap-panel-tfp410.h>
#include <plat/gpmc.h>
#include <mach/hardware.h>
#include <plat/nand.h>
#include <plat/mcspi.h>
#include <plat/mux.h>
#include <plat/usb.h>

#include "mux.h"
#include "sdram-micron-mt46h32m32lf-6.h"
#include "hsmmc.h"
#include "common-board-devices.h"

#define OVERO_GPIO_BT_XGATE	15
#define OVERO_GPIO_W2W_NRESET	16
#define OVERO_GPIO_PENDOWN	114
#define OVERO_GPIO_BT_NRESET	164
#define OVERO_GPIO_USBH_CPEN	168
#define OVERO_GPIO_USBH_NRESET	183

#define OVERO_SMSC911X_CS      5
#define OVERO_SMSC911X_GPIO    176
#define OVERO_SMSC911X2_CS     4
#define OVERO_SMSC911X2_GPIO   65

#if defined(CONFIG_TOUCHSCREEN_ADS7846) || \
	defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)

/* fixed regulator for ads7846 */
static struct regulator_consumer_supply ads7846_supply[] = {
	REGULATOR_SUPPLY("vcc", "spi1.0"),
};

static struct regulator_init_data vads7846_regulator = {
	.constraints = {
		.valid_ops_mask		= REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies	= ARRAY_SIZE(ads7846_supply),
	.consumer_supplies	= ads7846_supply,
};

static struct fixed_voltage_config vads7846 = {
	.supply_name		= "vads7846",
	.microvolts		= 3300000, /* 3.3V */
	.gpio			= -EINVAL,
	.startup_delay		= 0,
	.init_data		= &vads7846_regulator,
};

static struct platform_device vads7846_device = {
	.name		= "reg-fixed-voltage",
	.id		= 1,
	.dev = {
		.platform_data = &vads7846,
	},
};

static void __init overo_ads7846_init(void)
{
	omap_ads7846_init(1, OVERO_GPIO_PENDOWN, 0, NULL);
	platform_device_register(&vads7846_device);
}

#else
static inline void __init overo_ads7846_init(void) { return; }
#endif

#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)

#include <linux/smsc911x.h>
#include <plat/gpmc-smsc911x.h>

static struct omap_smsc911x_platform_data smsc911x_cfg = {
	.id		= 0,
	.cs             = OVERO_SMSC911X_CS,
	.gpio_irq       = OVERO_SMSC911X_GPIO,
	.gpio_reset     = -EINVAL,
	.flags		= SMSC911X_USE_32BIT,
};

static struct omap_smsc911x_platform_data smsc911x2_cfg = {
	.id		= 1,
	.cs             = OVERO_SMSC911X2_CS,
	.gpio_irq       = OVERO_SMSC911X2_GPIO,
	.gpio_reset     = -EINVAL,
	.flags		= SMSC911X_USE_32BIT,
};

static void __init overo_init_smsc911x(void)
{
	gpmc_smsc911x_init(&smsc911x_cfg);
	gpmc_smsc911x_init(&smsc911x2_cfg);
}

#else
static inline void __init overo_init_smsc911x(void) { return; }
#endif

/* DSS */
static int lcd_enabled;
static int dvi_enabled;

#define OVERO_GPIO_LCD_EN 144
#define OVERO_GPIO_LCD_BL 145

static struct gpio overo_dss_gpios[] __initdata = {
	{ OVERO_GPIO_LCD_EN, GPIOF_OUT_INIT_HIGH, "OVERO_GPIO_LCD_EN" },
	{ OVERO_GPIO_LCD_BL, GPIOF_OUT_INIT_HIGH, "OVERO_GPIO_LCD_BL" },
};

static void __init overo_display_init(void)
{
	if (gpio_request_array(overo_dss_gpios, ARRAY_SIZE(overo_dss_gpios))) {
		printk(KERN_ERR "could not obtain DSS control GPIOs\n");
		return;
	}

	gpio_export(OVERO_GPIO_LCD_EN, 0);
	gpio_export(OVERO_GPIO_LCD_BL, 0);
}

static struct tfp410_platform_data dvi_panel = {
	.i2c_bus_num		= 3,
	.power_down_gpio	= -1,
};

static struct omap_dss_device overo_dvi_device = {
	.name			= "dvi",
	.type			= OMAP_DISPLAY_TYPE_DPI,
	.driver_name		= "tfp410",
	.data			= &dvi_panel,
	.phy.dpi.data_lines	= 24,
};

static struct omap_dss_device overo_tv_device = {
	.name = "tv",
	.driver_name = "venc",
	.type = OMAP_DISPLAY_TYPE_VENC,
	.phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
};

static int overo_panel_enable_lcd(struct omap_dss_device *dssdev)
{
	if (dvi_enabled) {
		printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
		return -EINVAL;
	}

	gpio_set_value(OVERO_GPIO_LCD_EN, 1);
	gpio_set_value(OVERO_GPIO_LCD_BL, 1);
	lcd_enabled = 1;
	return 0;
}

static void overo_panel_disable_lcd(struct omap_dss_device *dssdev)
{
	gpio_set_value(OVERO_GPIO_LCD_EN, 0);
	gpio_set_value(OVERO_GPIO_LCD_BL, 0);
	lcd_enabled = 0;
}

static struct panel_generic_dpi_data lcd43_panel = {
	.name			= "samsung_lte430wq_f0c",
	.platform_enable	= overo_panel_enable_lcd,
	.platform_disable	= overo_panel_disable_lcd,
};

static struct omap_dss_device overo_lcd43_device = {
	.name			= "lcd43",
	.type			= OMAP_DISPLAY_TYPE_DPI,
	.driver_name		= "generic_dpi_panel",
	.data			= &lcd43_panel,
	.phy.dpi.data_lines	= 24,
};

#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) || \
	defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
static struct omap_dss_device overo_lcd35_device = {
	.type			= OMAP_DISPLAY_TYPE_DPI,
	.name			= "lcd35",
	.driver_name		= "lgphilips_lb035q02_panel",
	.phy.dpi.data_lines	= 24,
	.platform_enable	= overo_panel_enable_lcd,
	.platform_disable	= overo_panel_disable_lcd,
};
#endif

static struct omap_dss_device *overo_dss_devices[] = {
	&overo_dvi_device,
	&overo_tv_device,
#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) || \
	defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
	&overo_lcd35_device,
#endif
	&overo_lcd43_device,
};

static struct omap_dss_board_info overo_dss_data = {
	.num_devices	= ARRAY_SIZE(overo_dss_devices),
	.devices	= overo_dss_devices,
	.default_device	= &overo_dvi_device,
};

static struct mtd_partition overo_nand_partitions[] = {
	{
		.name           = "xloader",
		.offset         = 0,			/* Offset = 0x00000 */
		.size           = 4 * NAND_BLOCK_SIZE,
		.mask_flags     = MTD_WRITEABLE
	},
	{
		.name           = "uboot",
		.offset         = MTDPART_OFS_APPEND,	/* Offset = 0x80000 */
		.size           = 14 * NAND_BLOCK_SIZE,
	},
	{
		.name           = "uboot environment",
		.offset         = MTDPART_OFS_APPEND,	/* Offset = 0x240000 */
		.size           = 2 * NAND_BLOCK_SIZE,
	},
	{
		.name           = "linux",
		.offset         = MTDPART_OFS_APPEND,	/* Offset = 0x280000 */
		.size           = 32 * NAND_BLOCK_SIZE,
	},
	{
		.name           = "rootfs",
		.offset         = MTDPART_OFS_APPEND,	/* Offset = 0x680000 */
		.size           = MTDPART_SIZ_FULL,
	},
};

static struct omap2_hsmmc_info mmc[] = {
	{
		.mmc		= 1,
		.caps		= MMC_CAP_4_BIT_DATA,
		.gpio_cd	= -EINVAL,
		.gpio_wp	= -EINVAL,
	},
	{
		.mmc		= 2,
		.caps		= MMC_CAP_4_BIT_DATA,
		.gpio_cd	= -EINVAL,
		.gpio_wp	= -EINVAL,
		.transceiver	= true,
		.ocr_mask	= 0x00100000,	/* 3.3V */
	},
	{}	/* Terminator */
};

static struct regulator_consumer_supply overo_vmmc1_supply[] = {
	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
};

#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
#include <linux/leds.h>

static struct gpio_led gpio_leds[] = {
	{
		.name			= "overo:red:gpio21",
		.default_trigger	= "heartbeat",
		.gpio			= 21,
		.active_low		= true,
	},
	{
		.name			= "overo:blue:gpio22",
		.default_trigger	= "none",
		.gpio			= 22,
		.active_low		= true,
	},
	{
		.name			= "overo:blue:COM",
		.default_trigger	= "mmc0",
		.gpio			= -EINVAL,	/* gets replaced */
		.active_low		= true,
	},
};

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

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

static void __init overo_init_led(void)
{
	platform_device_register(&gpio_leds_device);
}

#else
static inline void __init overo_init_led(void) { return; }
#endif

#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
#include <linux/input.h>
#include <linux/gpio_keys.h>

static struct gpio_keys_button gpio_buttons[] = {
	{
		.code			= BTN_0,
		.gpio			= 23,
		.desc			= "button0",
		.wakeup			= 1,
	},
	{
		.code			= BTN_1,
		.gpio			= 14,
		.desc			= "button1",
		.wakeup			= 1,
	},
};

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

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

static void __init overo_init_keys(void)
{
	platform_device_register(&gpio_keys_device);
}

#else
static inline void __init overo_init_keys(void) { return; }
#endif

static int overo_twl_gpio_setup(struct device *dev,
		unsigned gpio, unsigned ngpio)
{
#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
	/* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
	gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
#endif

	return 0;
}

static struct twl4030_gpio_platform_data overo_gpio_data = {
	.gpio_base	= OMAP_MAX_GPIO_LINES,
	.irq_base	= TWL4030_GPIO_IRQ_BASE,
	.irq_end	= TWL4030_GPIO_IRQ_END,
	.use_leds	= true,
	.setup		= overo_twl_gpio_setup,
};

static struct regulator_init_data overo_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(overo_vmmc1_supply),
	.consumer_supplies	= overo_vmmc1_supply,
};

static struct twl4030_platform_data overo_twldata = {
	.gpio		= &overo_gpio_data,
	.vmmc1		= &overo_vmmc1,
};

static int __init overo_i2c_init(void)
{
	omap3_pmic_get_config(&overo_twldata,
			TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_AUDIO,
			TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);

	overo_twldata.vpll2->constraints.name = "VDVI";

	omap3_pmic_init("tps65950", &overo_twldata);
	/* i2c2 pins are used for gpio */
	omap_register_i2c_bus(3, 400, NULL, 0);
	return 0;
}

static struct spi_board_info overo_spi_board_info[] __initdata = {
#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) || \
	defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
	{
		.modalias		= "lgphilips_lb035q02_panel-spi",
		.bus_num		= 1,
		.chip_select		= 1,
		.max_speed_hz		= 500000,
		.mode			= SPI_MODE_3,
	},
#endif
};

static int __init overo_spi_init(void)
{
	overo_ads7846_init();
	spi_register_board_info(overo_spi_board_info,
			ARRAY_SIZE(overo_spi_board_info));
	return 0;
}

static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
	.port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
	.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]  = OVERO_GPIO_USBH_NRESET,
	.reset_gpio_port[2]  = -EINVAL
};

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

static struct gpio overo_bt_gpios[] __initdata = {
	{ OVERO_GPIO_BT_XGATE,	GPIOF_OUT_INIT_LOW,	"lcd enable"    },
	{ OVERO_GPIO_BT_NRESET, GPIOF_OUT_INIT_HIGH,	"lcd bl enable" },
};

static struct regulator_consumer_supply dummy_supplies[] = {
	REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
	REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
	REGULATOR_SUPPLY("vddvario", "smsc911x.1"),
	REGULATOR_SUPPLY("vdd33a", "smsc911x.1"),
};

static void __init overo_init(void)
{
	int ret;

	regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
	overo_i2c_init();
	omap_hsmmc_init(mmc);
	omap_display_init(&overo_dss_data);
	omap_serial_init();
	omap_sdrc_init(mt46h32m32lf6_sdrc_params,
				  mt46h32m32lf6_sdrc_params);
	omap_nand_flash_init(0, overo_nand_partitions,
			     ARRAY_SIZE(overo_nand_partitions));
	usb_musb_init(NULL);
	usbhs_init(&usbhs_bdata);
	overo_spi_init();
	overo_init_smsc911x();
	overo_display_init();
	overo_init_led();
	overo_init_keys();

	/* 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);

	ret = gpio_request_one(OVERO_GPIO_W2W_NRESET, GPIOF_OUT_INIT_HIGH,
			       "OVERO_GPIO_W2W_NRESET");
	if (ret == 0) {
		gpio_export(OVERO_GPIO_W2W_NRESET, 0);
		gpio_set_value(OVERO_GPIO_W2W_NRESET, 0);
		udelay(10);
		gpio_set_value(OVERO_GPIO_W2W_NRESET, 1);
	} else {
		printk(KERN_ERR "could not obtain gpio for "
					"OVERO_GPIO_W2W_NRESET\n");
	}

	ret = gpio_request_array(overo_bt_gpios, ARRAY_SIZE(overo_bt_gpios));
	if (ret) {
		pr_err("%s: could not obtain BT gpios\n", __func__);
	} else {
		gpio_export(OVERO_GPIO_BT_XGATE, 0);
		gpio_export(OVERO_GPIO_BT_NRESET, 0);
		gpio_set_value(OVERO_GPIO_BT_NRESET, 0);
		mdelay(6);
		gpio_set_value(OVERO_GPIO_BT_NRESET, 1);
	}

	ret = gpio_request_one(OVERO_GPIO_USBH_CPEN, GPIOF_OUT_INIT_HIGH,
			       "OVERO_GPIO_USBH_CPEN");
	if (ret == 0)
		gpio_export(OVERO_GPIO_USBH_CPEN, 0);
	else
		printk(KERN_ERR "could not obtain gpio for "
					"OVERO_GPIO_USBH_CPEN\n");
}

MACHINE_START(OVERO, "Gumstix Overo")
	.atag_offset	= 0x100,
	.reserve	= omap_reserve,
	.map_io		= omap3_map_io,
	.init_early	= omap35xx_init_early,
	.init_irq	= omap3_init_irq,
	.handle_irq	= omap3_intc_handle_irq,
	.init_machine	= overo_init,
	.init_late	= omap35xx_init_late,
	.timer		= &omap3_timer,
	.restart	= omap_prcm_restart,
MACHINE_END
Commit	Line	Data
eba2645a SS	1	/*
	2	* board-overo.c (Gumstix Overo)
	3	*
	4	* Initial code: Steve Sakoman <steve@sakoman.com>
	5	*
	6	* This program is free software; you can redistribute it and/or
	7	* modify it under the terms of the GNU General Public License
	8	* version 2 as published by the Free Software Foundation.
	9	*
	10	* This program is distributed in the hope that it will be useful, but
	11	* WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	13	* General Public License for more details.
	14	*
	15	* You should have received a copy of the GNU General Public License
	16	* along with this program; if not, write to the Free Software
	17	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
	18	* 02110-1301 USA
	19	*
	20	*/
	21
	22	#include <linux/clk.h>
	23	#include <linux/delay.h>
	24	#include <linux/err.h>
	25	#include <linux/init.h>
	26	#include <linux/io.h>
f9fa1bb9	27	#include <linux/gpio.h>
eba2645a SS	28	#include <linux/kernel.h>
eba2645a SS	29	#include <linux/platform_device.h>
b07682b6	30	#include <linux/i2c/twl.h>
bb3b9d8e	31	#include <linux/regulator/machine.h>
ca0a6a64	32	#include <linux/regulator/fixed.h>
7b12d7b6	33	#include <linux/spi/spi.h>
eba2645a SS	34
	35	#include <linux/mtd/mtd.h>
	36	#include <linux/mtd/nand.h>
	37	#include <linux/mtd/partitions.h>
3a63833e	38	#include <linux/mmc/host.h>
eba2645a SS	39
	40	#include <asm/mach-types.h>
	41	#include <asm/mach/arch.h>
	42	#include <asm/mach/flash.h>
	43	#include <asm/mach/map.h>
	44
ce491cf8	45	#include <plat/board.h>
4e65331c	46	#include "common.h"
a0b38cc4	47	#include <video/omapdss.h>
f8ae2f08	48	#include <video/omap-panel-generic-dpi.h>
dac8eb5f	49	#include <video/omap-panel-tfp410.h>
ce491cf8	50	#include <plat/gpmc.h>
eba2645a	51	#include <mach/hardware.h>
ce491cf8	52	#include <plat/nand.h>
7b12d7b6 SS	53	#include <plat/mcspi.h>
7b12d7b6 SS	54	#include <plat/mux.h>
ce491cf8	55	#include <plat/usb.h>
eba2645a	56
ca5742bd	57	#include "mux.h"
2e12bd7e	58	#include "sdram-micron-mt46h32m32lf-6.h"
d02a900b	59	#include "hsmmc.h"
96974a24	60	#include "common-board-devices.h"
90c62bf0	61
0d4d9ab0 TL	62	#define OVERO_GPIO_BT_XGATE 15
0d4d9ab0 TL	63	#define OVERO_GPIO_W2W_NRESET 16
6fd210a9	64	#define OVERO_GPIO_PENDOWN 114
0d4d9ab0 TL	65	#define OVERO_GPIO_BT_NRESET 164
	66	#define OVERO_GPIO_USBH_CPEN 168
	67	#define OVERO_GPIO_USBH_NRESET 183
	68
172ef275 SS	69	#define OVERO_SMSC911X_CS 5
172ef275 SS	70	#define OVERO_SMSC911X_GPIO 176
5c9a29ed SS	71	#define OVERO_SMSC911X2_CS 4
5c9a29ed SS	72	#define OVERO_SMSC911X2_GPIO 65
172ef275	73
c6a81316 SS	74	#if defined(CONFIG_TOUCHSCREEN_ADS7846) \|\| \
	75	defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
	76
ca0a6a64	77	/* fixed regulator for ads7846 */
786b01a8 OD	78	static struct regulator_consumer_supply ads7846_supply[] = {
	79	REGULATOR_SUPPLY("vcc", "spi1.0"),
	80	};
ca0a6a64 SS	81
	82	static struct regulator_init_data vads7846_regulator = {
	83	.constraints = {
	84	.valid_ops_mask = REGULATOR_CHANGE_STATUS,
	85	},
786b01a8 OD	86	.num_consumer_supplies = ARRAY_SIZE(ads7846_supply),
786b01a8 OD	87	.consumer_supplies = ads7846_supply,
ca0a6a64 SS	88	};
	89
	90	static struct fixed_voltage_config vads7846 = {
	91	.supply_name = "vads7846",
	92	.microvolts = 3300000, /* 3.3V */
	93	.gpio = -EINVAL,
	94	.startup_delay = 0,
	95	.init_data = &vads7846_regulator,
	96	};
	97
	98	static struct platform_device vads7846_device = {
	99	.name = "reg-fixed-voltage",
	100	.id = 1,
	101	.dev = {
	102	.platform_data = &vads7846,
	103	},
c6a81316 SS	104	};
	105
	106	static void __init overo_ads7846_init(void)
	107	{
96974a24	108	omap_ads7846_init(1, OVERO_GPIO_PENDOWN, 0, NULL);
ca0a6a64	109	platform_device_register(&vads7846_device);
c6a81316 SS	110	}
	111
	112	#else
	113	static inline void __init overo_ads7846_init(void) { return; }
	114	#endif
	115
172ef275 SS	116	#if defined(CONFIG_SMSC911X) \|\| defined(CONFIG_SMSC911X_MODULE)
	117
	118	#include <linux/smsc911x.h>
21b42731	119	#include <plat/gpmc-smsc911x.h>
172ef275	120
21b42731	121	static struct omap_smsc911x_platform_data smsc911x_cfg = {
5c9a29ed	122	.id = 0,
21b42731 MR	123	.cs = OVERO_SMSC911X_CS,
	124	.gpio_irq = OVERO_SMSC911X_GPIO,
	125	.gpio_reset = -EINVAL,
	126	.flags = SMSC911X_USE_32BIT,
172ef275 SS	127	};
172ef275 SS	128
21b42731	129	static struct omap_smsc911x_platform_data smsc911x2_cfg = {
a5ba7ae2	130	.id = 1,
21b42731 MR	131	.cs = OVERO_SMSC911X2_CS,
	132	.gpio_irq = OVERO_SMSC911X2_GPIO,
	133	.gpio_reset = -EINVAL,
	134	.flags = SMSC911X_USE_32BIT,
a5ba7ae2 SS	135	};
a5ba7ae2 SS	136
21b42731	137	static void __init overo_init_smsc911x(void)
172ef275	138	{
21b42731 MR	139	gpmc_smsc911x_init(&smsc911x_cfg);
21b42731 MR	140	gpmc_smsc911x_init(&smsc911x2_cfg);
172ef275 SS	141	}
	142
	143	#else
	144	static inline void __init overo_init_smsc911x(void) { return; }
	145	#endif
	146
7b12d7b6 SS	147	/* DSS */
	148	static int lcd_enabled;
	149	static int dvi_enabled;
	150
	151	#define OVERO_GPIO_LCD_EN 144
	152	#define OVERO_GPIO_LCD_BL 145
	153
bc593f5d IG	154	static struct gpio overo_dss_gpios[] __initdata = {
	155	{ OVERO_GPIO_LCD_EN, GPIOF_OUT_INIT_HIGH, "OVERO_GPIO_LCD_EN" },
	156	{ OVERO_GPIO_LCD_BL, GPIOF_OUT_INIT_HIGH, "OVERO_GPIO_LCD_BL" },
	157	};
	158
7b12d7b6 SS	159	static void __init overo_display_init(void)
7b12d7b6 SS	160	{
bc593f5d IG	161	if (gpio_request_array(overo_dss_gpios, ARRAY_SIZE(overo_dss_gpios))) {
	162	printk(KERN_ERR "could not obtain DSS control GPIOs\n");
	163	return;
	164	}
7b12d7b6	165
bc593f5d IG	166	gpio_export(OVERO_GPIO_LCD_EN, 0);
bc593f5d IG	167	gpio_export(OVERO_GPIO_LCD_BL, 0);
7b12d7b6 SS	168	}
7b12d7b6 SS	169
2e6f2ee7	170	static struct tfp410_platform_data dvi_panel = {
fcca7194	171	.i2c_bus_num = 3,
e813a55e	172	.power_down_gpio = -1,
7b12d7b6 SS	173	};
	174
	175	static struct omap_dss_device overo_dvi_device = {
	176	.name = "dvi",
	177	.type = OMAP_DISPLAY_TYPE_DPI,
2e6f2ee7	178	.driver_name = "tfp410",
7b12d7b6 SS	179	.data = &dvi_panel,
	180	.phy.dpi.data_lines = 24,
	181	};
	182
	183	static struct omap_dss_device overo_tv_device = {
	184	.name = "tv",
	185	.driver_name = "venc",
	186	.type = OMAP_DISPLAY_TYPE_VENC,
	187	.phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
	188	};
	189
	190	static int overo_panel_enable_lcd(struct omap_dss_device *dssdev)
	191	{
	192	if (dvi_enabled) {
	193	printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
	194	return -EINVAL;
	195	}
	196
	197	gpio_set_value(OVERO_GPIO_LCD_EN, 1);
	198	gpio_set_value(OVERO_GPIO_LCD_BL, 1);
	199	lcd_enabled = 1;
	200	return 0;
	201	}
	202
	203	static void overo_panel_disable_lcd(struct omap_dss_device *dssdev)
	204	{
	205	gpio_set_value(OVERO_GPIO_LCD_EN, 0);
	206	gpio_set_value(OVERO_GPIO_LCD_BL, 0);
	207	lcd_enabled = 0;
	208	}
	209
	210	static struct panel_generic_dpi_data lcd43_panel = {
	211	.name = "samsung_lte430wq_f0c",
	212	.platform_enable = overo_panel_enable_lcd,
	213	.platform_disable = overo_panel_disable_lcd,
	214	};
	215
	216	static struct omap_dss_device overo_lcd43_device = {
	217	.name = "lcd43",
	218	.type = OMAP_DISPLAY_TYPE_DPI,
	219	.driver_name = "generic_dpi_panel",
	220	.data = &lcd43_panel,
	221	.phy.dpi.data_lines = 24,
	222	};
	223
	224	#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) \|\| \
	225	defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
	226	static struct omap_dss_device overo_lcd35_device = {
	227	.type = OMAP_DISPLAY_TYPE_DPI,
	228	.name = "lcd35",
	229	.driver_name = "lgphilips_lb035q02_panel",
	230	.phy.dpi.data_lines = 24,
	231	.platform_enable = overo_panel_enable_lcd,
	232	.platform_disable = overo_panel_disable_lcd,
	233	};
	234	#endif
	235
	236	static struct omap_dss_device *overo_dss_devices[] = {
	237	&overo_dvi_device,
	238	&overo_tv_device,
	239	#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) \|\| \
	240	defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
	241	&overo_lcd35_device,
	242	#endif
243	&overo_lcd43_device,
244	};
245
246	static struct omap_dss_board_info overo_dss_data = {
247	.num_devices = ARRAY_SIZE(overo_dss_devices),
248	.devices = overo_dss_devices,
249	.default_device = &overo_dvi_device,
250	};
251
eba2645a SS	252	static struct mtd_partition overo_nand_partitions[] = {
	253	{
	254	.name = "xloader",
	255	.offset = 0, /* Offset = 0x00000 */
	256	.size = 4 * NAND_BLOCK_SIZE,
	257	.mask_flags = MTD_WRITEABLE
	258	},
	259	{
	260	.name = "uboot",
	261	.offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
	262	.size = 14 * NAND_BLOCK_SIZE,
	263	},
	264	{
	265	.name = "uboot environment",
	266	.offset = MTDPART_OFS_APPEND, /* Offset = 0x240000 */
	267	.size = 2 * NAND_BLOCK_SIZE,
	268	},
	269	{
	270	.name = "linux",
	271	.offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */
	272	.size = 32 * NAND_BLOCK_SIZE,
	273	},
	274	{
	275	.name = "rootfs",
	276	.offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */
	277	.size = MTDPART_SIZ_FULL,
	278	},
	279	};
	280
68ff0423	281	static struct omap2_hsmmc_info mmc[] = {
bb3b9d8e DB	282	{
bb3b9d8e DB	283	.mmc = 1,
3a63833e	284	.caps = MMC_CAP_4_BIT_DATA,
bb3b9d8e DB	285	.gpio_cd = -EINVAL,
	286	.gpio_wp = -EINVAL,
	287	},
	288	{
	289	.mmc = 2,
3a63833e	290	.caps = MMC_CAP_4_BIT_DATA,
bb3b9d8e DB	291	.gpio_cd = -EINVAL,
	292	.gpio_wp = -EINVAL,
	293	.transceiver = true,
	294	.ocr_mask = 0x00100000, /* 3.3V */
	295	},
	296	{} /* Terminator */
	297	};
	298
786b01a8 OD	299	static struct regulator_consumer_supply overo_vmmc1_supply[] = {
786b01a8 OD	300	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
bb3b9d8e DB	301	};
bb3b9d8e DB	302
7c94f68d SS	303	#if defined(CONFIG_LEDS_GPIO) \|\| defined(CONFIG_LEDS_GPIO_MODULE)
	304	#include <linux/leds.h>
	305
	306	static struct gpio_led gpio_leds[] = {
	307	{
	308	.name = "overo:red:gpio21",
	309	.default_trigger = "heartbeat",
	310	.gpio = 21,
	311	.active_low = true,
	312	},
	313	{
	314	.name = "overo:blue:gpio22",
	315	.default_trigger = "none",
	316	.gpio = 22,
	317	.active_low = true,
	318	},
	319	{
	320	.name = "overo:blue:COM",
	321	.default_trigger = "mmc0",
	322	.gpio = -EINVAL, /* gets replaced */
	323	.active_low = true,
	324	},
	325	};
	326
	327	static struct gpio_led_platform_data gpio_leds_pdata = {
	328	.leds = gpio_leds,
	329	.num_leds = ARRAY_SIZE(gpio_leds),
	330	};
	331
	332	static struct platform_device gpio_leds_device = {
	333	.name = "leds-gpio",
	334	.id = -1,
	335	.dev = {
	336	.platform_data = &gpio_leds_pdata,
	337	},
	338	};
	339
	340	static void __init overo_init_led(void)
	341	{
	342	platform_device_register(&gpio_leds_device);
	343	}
	344
	345	#else
	346	static inline void __init overo_init_led(void) { return; }
	347	#endif
	348
cce18a94 SS	349	#if defined(CONFIG_KEYBOARD_GPIO) \|\| defined(CONFIG_KEYBOARD_GPIO_MODULE)
	350	#include <linux/input.h>
	351	#include <linux/gpio_keys.h>
	352
	353	static struct gpio_keys_button gpio_buttons[] = {
	354	{
	355	.code = BTN_0,
	356	.gpio = 23,
	357	.desc = "button0",
	358	.wakeup = 1,
	359	},
	360	{
	361	.code = BTN_1,
	362	.gpio = 14,
	363	.desc = "button1",
	364	.wakeup = 1,
	365	},
	366	};
	367
	368	static struct gpio_keys_platform_data gpio_keys_pdata = {
	369	.buttons = gpio_buttons,
	370	.nbuttons = ARRAY_SIZE(gpio_buttons),
	371	};
	372
	373	static struct platform_device gpio_keys_device = {
	374	.name = "gpio-keys",
	375	.id = -1,
	376	.dev = {
	377	.platform_data = &gpio_keys_pdata,
	378	},
	379	};
	380
	381	static void __init overo_init_keys(void)
	382	{
	383	platform_device_register(&gpio_keys_device);
	384	}
	385
	386	#else
	387	static inline void __init overo_init_keys(void) { return; }
	388	#endif
	389
bb3b9d8e DB	390	static int overo_twl_gpio_setup(struct device *dev,
	391	unsigned gpio, unsigned ngpio)
	392	{
7c94f68d SS	393	#if defined(CONFIG_LEDS_GPIO) \|\| defined(CONFIG_LEDS_GPIO_MODULE)
	394	/* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
	395	gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
	396	#endif
	397
bb3b9d8e DB	398	return 0;
	399	}
	400
90c62bf0 TL	401	static struct twl4030_gpio_platform_data overo_gpio_data = {
	402	.gpio_base = OMAP_MAX_GPIO_LINES,
	403	.irq_base = TWL4030_GPIO_IRQ_BASE,
	404	.irq_end = TWL4030_GPIO_IRQ_END,
7c94f68d	405	.use_leds = true,
bb3b9d8e DB	406	.setup = overo_twl_gpio_setup,
	407	};
	408
bb3b9d8e DB	409	static struct regulator_init_data overo_vmmc1 = {
	410	.constraints = {
	411	.min_uV = 1850000,
	412	.max_uV = 3150000,
	413	.valid_modes_mask = REGULATOR_MODE_NORMAL
	414	\| REGULATOR_MODE_STANDBY,
	415	.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
	416	\| REGULATOR_CHANGE_MODE
	417	\| REGULATOR_CHANGE_STATUS,
	418	},
786b01a8 OD	419	.num_consumer_supplies = ARRAY_SIZE(overo_vmmc1_supply),
786b01a8 OD	420	.consumer_supplies = overo_vmmc1_supply,
90c62bf0 TL	421	};
	422
	423	static struct twl4030_platform_data overo_twldata = {
90c62bf0	424	.gpio = &overo_gpio_data,
bb3b9d8e	425	.vmmc1 = &overo_vmmc1,
90c62bf0 TL	426	};
90c62bf0 TL	427
eba2645a SS	428	static int __init overo_i2c_init(void)
eba2645a SS	429	{
827ed9ae	430	omap3_pmic_get_config(&overo_twldata,
b252b0ef PU	431	TWL_COMMON_PDATA_USB \| TWL_COMMON_PDATA_AUDIO,
	432	TWL_COMMON_REGULATOR_VDAC \| TWL_COMMON_REGULATOR_VPLL2);
	433
	434	overo_twldata.vpll2->constraints.name = "VDVI";
	435
fbd8071c	436	omap3_pmic_init("tps65950", &overo_twldata);
eba2645a SS	437	/* i2c2 pins are used for gpio */
	438	omap_register_i2c_bus(3, 400, NULL, 0);
	439	return 0;
	440	}
	441
7b12d7b6	442	static struct spi_board_info overo_spi_board_info[] __initdata = {
7b12d7b6 SS	443	#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) \|\| \
	444	defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
	445	{
	446	.modalias = "lgphilips_lb035q02_panel-spi",
	447	.bus_num = 1,
	448	.chip_select = 1,
	449	.max_speed_hz = 500000,
	450	.mode = SPI_MODE_3,
	451	},
	452	#endif
eba2645a SS	453	};
eba2645a SS	454
7b12d7b6 SS	455	static int __init overo_spi_init(void)
	456	{
	457	overo_ads7846_init();
	458	spi_register_board_info(overo_spi_board_info,
	459	ARRAY_SIZE(overo_spi_board_info));
	460	return 0;
	461	}
eba2645a	462
181b250c KM	463	static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
	464	.port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
	465	.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
	466	.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
58a5491c FB	467	.phy_reset = true,
	468	.reset_gpio_port[0] = -EINVAL,
	469	.reset_gpio_port[1] = OVERO_GPIO_USBH_NRESET,
	470	.reset_gpio_port[2] = -EINVAL
	471	};
	472
ca5742bd TL	473	#ifdef CONFIG_OMAP_MUX
	474	static struct omap_board_mux board_mux[] __initdata = {
	475	{ .reg_offset = OMAP_MUX_TERMINATOR },
	476	};
ca5742bd	477	#endif
58a5491c	478
bc593f5d IG	479	static struct gpio overo_bt_gpios[] __initdata = {
	480	{ OVERO_GPIO_BT_XGATE, GPIOF_OUT_INIT_LOW, "lcd enable" },
	481	{ OVERO_GPIO_BT_NRESET, GPIOF_OUT_INIT_HIGH, "lcd bl enable" },
884b8369 MM	482	};
884b8369 MM	483
5b3689f4 RD	484	static struct regulator_consumer_supply dummy_supplies[] = {
	485	REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
	486	REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
	487	REGULATOR_SUPPLY("vddvario", "smsc911x.1"),
	488	REGULATOR_SUPPLY("vdd33a", "smsc911x.1"),
	489	};
	490
eba2645a SS	491	static void __init overo_init(void)
eba2645a SS	492	{
bc593f5d IG	493	int ret;
bc593f5d IG	494
5b3689f4	495	regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
ca5742bd	496	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
eba2645a	497	overo_i2c_init();
95669d78	498	omap_hsmmc_init(mmc);
7b12d7b6	499	omap_display_init(&overo_dss_data);
eba2645a	500	omap_serial_init();
a4ca9dbe TL	501	omap_sdrc_init(mt46h32m32lf6_sdrc_params,
a4ca9dbe TL	502	mt46h32m32lf6_sdrc_params);
9a3f39ff MR	503	omap_nand_flash_init(0, overo_nand_partitions,
9a3f39ff MR	504	ARRAY_SIZE(overo_nand_partitions));
9e18630b	505	usb_musb_init(NULL);
9e64bb1e	506	usbhs_init(&usbhs_bdata);
7b12d7b6	507	overo_spi_init();
172ef275	508	overo_init_smsc911x();
7b12d7b6	509	overo_display_init();
7c94f68d	510	overo_init_led();
cce18a94	511	overo_init_keys();
eba2645a	512
9fb97412	513	/* Ensure SDRC pins are mux'd for self-refresh */
4896e394 TL	514	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
4896e394 TL	515	omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
9fb97412	516
bc593f5d IG	517	ret = gpio_request_one(OVERO_GPIO_W2W_NRESET, GPIOF_OUT_INIT_HIGH,
	518	"OVERO_GPIO_W2W_NRESET");
	519	if (ret == 0) {
eba2645a SS	520	gpio_export(OVERO_GPIO_W2W_NRESET, 0);
	521	gpio_set_value(OVERO_GPIO_W2W_NRESET, 0);
	522	udelay(10);
	523	gpio_set_value(OVERO_GPIO_W2W_NRESET, 1);
	524	} else {
	525	printk(KERN_ERR "could not obtain gpio for "
	526	"OVERO_GPIO_W2W_NRESET\n");
	527	}
	528
bc593f5d IG	529	ret = gpio_request_array(overo_bt_gpios, ARRAY_SIZE(overo_bt_gpios));
	530	if (ret) {
	531	pr_err("%s: could not obtain BT gpios\n", __func__);
	532	} else {
eba2645a	533	gpio_export(OVERO_GPIO_BT_XGATE, 0);
eba2645a SS	534	gpio_export(OVERO_GPIO_BT_NRESET, 0);
	535	gpio_set_value(OVERO_GPIO_BT_NRESET, 0);
	536	mdelay(6);
	537	gpio_set_value(OVERO_GPIO_BT_NRESET, 1);
eba2645a SS	538	}
eba2645a SS	539
bc593f5d IG	540	ret = gpio_request_one(OVERO_GPIO_USBH_CPEN, GPIOF_OUT_INIT_HIGH,
	541	"OVERO_GPIO_USBH_CPEN");
	542	if (ret == 0)
eba2645a SS	543	gpio_export(OVERO_GPIO_USBH_CPEN, 0);
	544	else
	545	printk(KERN_ERR "could not obtain gpio for "
	546	"OVERO_GPIO_USBH_CPEN\n");
eba2645a SS	547	}
eba2645a SS	548
eba2645a	549	MACHINE_START(OVERO, "Gumstix Overo")
5e52b435	550	.atag_offset = 0x100,
71ee7dad	551	.reserve = omap_reserve,
3dc3bad6	552	.map_io = omap3_map_io,
8f5b5a41	553	.init_early = omap35xx_init_early,
741e3a89	554	.init_irq = omap3_init_irq,
6b2f55d7	555	.handle_irq = omap3_intc_handle_irq,
eba2645a	556	.init_machine = overo_init,
bbd707ac	557	.init_late = omap35xx_init_late,
e74984e4	558	.timer = &omap3_timer,
baa95883	559	.restart = omap_prcm_restart,
eba2645a	560	MACHINE_END