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