[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 <linux/platform_data/mtd-nand-omap2.h>
#include <linux/platform_data/spi-omap2-mcspi.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 <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 {
		pr_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
		pr_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	39
2203747c AB	40	#include <linux/platform_data/mtd-nand-omap2.h>
	41	#include <linux/platform_data/spi-omap2-mcspi.h>
	42
eba2645a SS	43	#include <asm/mach-types.h>
	44	#include <asm/mach/arch.h>
	45	#include <asm/mach/flash.h>
	46	#include <asm/mach/map.h>
	47
4e65331c	48	#include "common.h"
a0b38cc4	49	#include <video/omapdss.h>
f8ae2f08	50	#include <video/omap-panel-generic-dpi.h>
dac8eb5f	51	#include <video/omap-panel-tfp410.h>
ce491cf8	52	#include <plat/gpmc.h>
ce491cf8	53	#include <plat/usb.h>
eba2645a	54
ca5742bd	55	#include "mux.h"
2e12bd7e	56	#include "sdram-micron-mt46h32m32lf-6.h"
d02a900b	57	#include "hsmmc.h"
96974a24	58	#include "common-board-devices.h"
90c62bf0	59
0d4d9ab0 TL	60	#define OVERO_GPIO_BT_XGATE 15
0d4d9ab0 TL	61	#define OVERO_GPIO_W2W_NRESET 16
6fd210a9	62	#define OVERO_GPIO_PENDOWN 114
0d4d9ab0 TL	63	#define OVERO_GPIO_BT_NRESET 164
	64	#define OVERO_GPIO_USBH_CPEN 168
	65	#define OVERO_GPIO_USBH_NRESET 183
	66
172ef275 SS	67	#define OVERO_SMSC911X_CS 5
172ef275 SS	68	#define OVERO_SMSC911X_GPIO 176
5c9a29ed SS	69	#define OVERO_SMSC911X2_CS 4
5c9a29ed SS	70	#define OVERO_SMSC911X2_GPIO 65
172ef275	71
c6a81316 SS	72	#if defined(CONFIG_TOUCHSCREEN_ADS7846) \|\| \
	73	defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
	74
ca0a6a64	75	/* fixed regulator for ads7846 */
786b01a8 OD	76	static struct regulator_consumer_supply ads7846_supply[] = {
	77	REGULATOR_SUPPLY("vcc", "spi1.0"),
	78	};
ca0a6a64 SS	79
	80	static struct regulator_init_data vads7846_regulator = {
	81	.constraints = {
	82	.valid_ops_mask = REGULATOR_CHANGE_STATUS,
	83	},
786b01a8 OD	84	.num_consumer_supplies = ARRAY_SIZE(ads7846_supply),
786b01a8 OD	85	.consumer_supplies = ads7846_supply,
ca0a6a64 SS	86	};
	87
	88	static struct fixed_voltage_config vads7846 = {
	89	.supply_name = "vads7846",
	90	.microvolts = 3300000, /* 3.3V */
	91	.gpio = -EINVAL,
	92	.startup_delay = 0,
	93	.init_data = &vads7846_regulator,
	94	};
	95
	96	static struct platform_device vads7846_device = {
	97	.name = "reg-fixed-voltage",
	98	.id = 1,
	99	.dev = {
	100	.platform_data = &vads7846,
	101	},
c6a81316 SS	102	};
	103
	104	static void __init overo_ads7846_init(void)
	105	{
96974a24	106	omap_ads7846_init(1, OVERO_GPIO_PENDOWN, 0, NULL);
ca0a6a64	107	platform_device_register(&vads7846_device);
c6a81316 SS	108	}
	109
	110	#else
	111	static inline void __init overo_ads7846_init(void) { return; }
	112	#endif
	113
172ef275 SS	114	#if defined(CONFIG_SMSC911X) \|\| defined(CONFIG_SMSC911X_MODULE)
	115
	116	#include <linux/smsc911x.h>
21b42731	117	#include <plat/gpmc-smsc911x.h>
172ef275	118
21b42731	119	static struct omap_smsc911x_platform_data smsc911x_cfg = {
5c9a29ed	120	.id = 0,
21b42731 MR	121	.cs = OVERO_SMSC911X_CS,
	122	.gpio_irq = OVERO_SMSC911X_GPIO,
	123	.gpio_reset = -EINVAL,
	124	.flags = SMSC911X_USE_32BIT,
172ef275 SS	125	};
172ef275 SS	126
21b42731	127	static struct omap_smsc911x_platform_data smsc911x2_cfg = {
a5ba7ae2	128	.id = 1,
21b42731 MR	129	.cs = OVERO_SMSC911X2_CS,
	130	.gpio_irq = OVERO_SMSC911X2_GPIO,
	131	.gpio_reset = -EINVAL,
	132	.flags = SMSC911X_USE_32BIT,
a5ba7ae2 SS	133	};
a5ba7ae2 SS	134
21b42731	135	static void __init overo_init_smsc911x(void)
172ef275	136	{
21b42731 MR	137	gpmc_smsc911x_init(&smsc911x_cfg);
21b42731 MR	138	gpmc_smsc911x_init(&smsc911x2_cfg);
172ef275 SS	139	}
	140
	141	#else
	142	static inline void __init overo_init_smsc911x(void) { return; }
	143	#endif
	144
7b12d7b6 SS	145	/* DSS */
	146	static int lcd_enabled;
	147	static int dvi_enabled;
	148
	149	#define OVERO_GPIO_LCD_EN 144
	150	#define OVERO_GPIO_LCD_BL 145
	151
bc593f5d IG	152	static struct gpio overo_dss_gpios[] __initdata = {
	153	{ OVERO_GPIO_LCD_EN, GPIOF_OUT_INIT_HIGH, "OVERO_GPIO_LCD_EN" },
	154	{ OVERO_GPIO_LCD_BL, GPIOF_OUT_INIT_HIGH, "OVERO_GPIO_LCD_BL" },
	155	};
	156
7b12d7b6 SS	157	static void __init overo_display_init(void)
7b12d7b6 SS	158	{
bc593f5d IG	159	if (gpio_request_array(overo_dss_gpios, ARRAY_SIZE(overo_dss_gpios))) {
	160	printk(KERN_ERR "could not obtain DSS control GPIOs\n");
	161	return;
	162	}
7b12d7b6	163
bc593f5d IG	164	gpio_export(OVERO_GPIO_LCD_EN, 0);
bc593f5d IG	165	gpio_export(OVERO_GPIO_LCD_BL, 0);
7b12d7b6 SS	166	}
7b12d7b6 SS	167
2e6f2ee7	168	static struct tfp410_platform_data dvi_panel = {
fcca7194	169	.i2c_bus_num = 3,
e813a55e	170	.power_down_gpio = -1,
7b12d7b6 SS	171	};
	172
	173	static struct omap_dss_device overo_dvi_device = {
	174	.name = "dvi",
	175	.type = OMAP_DISPLAY_TYPE_DPI,
2e6f2ee7	176	.driver_name = "tfp410",
7b12d7b6 SS	177	.data = &dvi_panel,
	178	.phy.dpi.data_lines = 24,
	179	};
	180
	181	static struct omap_dss_device overo_tv_device = {
	182	.name = "tv",
	183	.driver_name = "venc",
	184	.type = OMAP_DISPLAY_TYPE_VENC,
	185	.phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
	186	};
	187
	188	static int overo_panel_enable_lcd(struct omap_dss_device *dssdev)
	189	{
	190	if (dvi_enabled) {
	191	printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
	192	return -EINVAL;
	193	}
	194
	195	gpio_set_value(OVERO_GPIO_LCD_EN, 1);
	196	gpio_set_value(OVERO_GPIO_LCD_BL, 1);
	197	lcd_enabled = 1;
	198	return 0;
	199	}
	200
	201	static void overo_panel_disable_lcd(struct omap_dss_device *dssdev)
	202	{
	203	gpio_set_value(OVERO_GPIO_LCD_EN, 0);
	204	gpio_set_value(OVERO_GPIO_LCD_BL, 0);
	205	lcd_enabled = 0;
	206	}
	207
	208	static struct panel_generic_dpi_data lcd43_panel = {
	209	.name = "samsung_lte430wq_f0c",
	210	.platform_enable = overo_panel_enable_lcd,
	211	.platform_disable = overo_panel_disable_lcd,
	212	};
	213
	214	static struct omap_dss_device overo_lcd43_device = {
	215	.name = "lcd43",
	216	.type = OMAP_DISPLAY_TYPE_DPI,
	217	.driver_name = "generic_dpi_panel",
	218	.data = &lcd43_panel,
	219	.phy.dpi.data_lines = 24,
	220	};
	221
	222	#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) \|\| \
	223	defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
	224	static struct omap_dss_device overo_lcd35_device = {
	225	.type = OMAP_DISPLAY_TYPE_DPI,
	226	.name = "lcd35",
	227	.driver_name = "lgphilips_lb035q02_panel",
	228	.phy.dpi.data_lines = 24,
	229	.platform_enable = overo_panel_enable_lcd,
	230	.platform_disable = overo_panel_disable_lcd,
	231	};
	232	#endif
	233
	234	static struct omap_dss_device *overo_dss_devices[] = {
	235	&overo_dvi_device,
	236	&overo_tv_device,
	237	#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) \|\| \
	238	defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
	239	&overo_lcd35_device,
	240	#endif
241	&overo_lcd43_device,
242	};
243
244	static struct omap_dss_board_info overo_dss_data = {
245	.num_devices = ARRAY_SIZE(overo_dss_devices),
246	.devices = overo_dss_devices,
247	.default_device = &overo_dvi_device,
248	};
249
eba2645a SS	250	static struct mtd_partition overo_nand_partitions[] = {
	251	{
	252	.name = "xloader",
	253	.offset = 0, /* Offset = 0x00000 */
	254	.size = 4 * NAND_BLOCK_SIZE,
	255	.mask_flags = MTD_WRITEABLE
	256	},
	257	{
	258	.name = "uboot",
	259	.offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
	260	.size = 14 * NAND_BLOCK_SIZE,
	261	},
	262	{
	263	.name = "uboot environment",
	264	.offset = MTDPART_OFS_APPEND, /* Offset = 0x240000 */
	265	.size = 2 * NAND_BLOCK_SIZE,
	266	},
	267	{
	268	.name = "linux",
	269	.offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */
	270	.size = 32 * NAND_BLOCK_SIZE,
	271	},
	272	{
	273	.name = "rootfs",
	274	.offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */
	275	.size = MTDPART_SIZ_FULL,
	276	},
	277	};
	278
68ff0423	279	static struct omap2_hsmmc_info mmc[] = {
bb3b9d8e DB	280	{
bb3b9d8e DB	281	.mmc = 1,
3a63833e	282	.caps = MMC_CAP_4_BIT_DATA,
bb3b9d8e DB	283	.gpio_cd = -EINVAL,
	284	.gpio_wp = -EINVAL,
	285	},
	286	{
	287	.mmc = 2,
3a63833e	288	.caps = MMC_CAP_4_BIT_DATA,
bb3b9d8e DB	289	.gpio_cd = -EINVAL,
	290	.gpio_wp = -EINVAL,
	291	.transceiver = true,
	292	.ocr_mask = 0x00100000, /* 3.3V */
	293	},
	294	{} /* Terminator */
	295	};
	296
786b01a8 OD	297	static struct regulator_consumer_supply overo_vmmc1_supply[] = {
786b01a8 OD	298	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
bb3b9d8e DB	299	};
bb3b9d8e DB	300
7c94f68d SS	301	#if defined(CONFIG_LEDS_GPIO) \|\| defined(CONFIG_LEDS_GPIO_MODULE)
	302	#include <linux/leds.h>
	303
	304	static struct gpio_led gpio_leds[] = {
	305	{
	306	.name = "overo:red:gpio21",
	307	.default_trigger = "heartbeat",
	308	.gpio = 21,
	309	.active_low = true,
	310	},
	311	{
	312	.name = "overo:blue:gpio22",
	313	.default_trigger = "none",
	314	.gpio = 22,
	315	.active_low = true,
	316	},
	317	{
	318	.name = "overo:blue:COM",
	319	.default_trigger = "mmc0",
	320	.gpio = -EINVAL, /* gets replaced */
	321	.active_low = true,
	322	},
	323	};
	324
	325	static struct gpio_led_platform_data gpio_leds_pdata = {
	326	.leds = gpio_leds,
	327	.num_leds = ARRAY_SIZE(gpio_leds),
	328	};
	329
	330	static struct platform_device gpio_leds_device = {
	331	.name = "leds-gpio",
	332	.id = -1,
	333	.dev = {
	334	.platform_data = &gpio_leds_pdata,
	335	},
	336	};
	337
	338	static void __init overo_init_led(void)
	339	{
	340	platform_device_register(&gpio_leds_device);
	341	}
	342
	343	#else
	344	static inline void __init overo_init_led(void) { return; }
	345	#endif
	346
cce18a94 SS	347	#if defined(CONFIG_KEYBOARD_GPIO) \|\| defined(CONFIG_KEYBOARD_GPIO_MODULE)
	348	#include <linux/input.h>
	349	#include <linux/gpio_keys.h>
	350
	351	static struct gpio_keys_button gpio_buttons[] = {
	352	{
	353	.code = BTN_0,
	354	.gpio = 23,
	355	.desc = "button0",
	356	.wakeup = 1,
	357	},
	358	{
	359	.code = BTN_1,
	360	.gpio = 14,
	361	.desc = "button1",
	362	.wakeup = 1,
	363	},
	364	};
	365
	366	static struct gpio_keys_platform_data gpio_keys_pdata = {
	367	.buttons = gpio_buttons,
	368	.nbuttons = ARRAY_SIZE(gpio_buttons),
	369	};
	370
	371	static struct platform_device gpio_keys_device = {
	372	.name = "gpio-keys",
	373	.id = -1,
	374	.dev = {
	375	.platform_data = &gpio_keys_pdata,
	376	},
	377	};
	378
	379	static void __init overo_init_keys(void)
	380	{
	381	platform_device_register(&gpio_keys_device);
	382	}
	383
	384	#else
	385	static inline void __init overo_init_keys(void) { return; }
	386	#endif
	387
bb3b9d8e DB	388	static int overo_twl_gpio_setup(struct device *dev,
	389	unsigned gpio, unsigned ngpio)
	390	{
7c94f68d SS	391	#if defined(CONFIG_LEDS_GPIO) \|\| defined(CONFIG_LEDS_GPIO_MODULE)
	392	/* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
	393	gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
	394	#endif
	395
bb3b9d8e DB	396	return 0;
	397	}
	398
90c62bf0	399	static struct twl4030_gpio_platform_data overo_gpio_data = {
7c94f68d	400	.use_leds = true,
bb3b9d8e DB	401	.setup = overo_twl_gpio_setup,
	402	};
	403
bb3b9d8e DB	404	static struct regulator_init_data overo_vmmc1 = {
	405	.constraints = {
	406	.min_uV = 1850000,
	407	.max_uV = 3150000,
	408	.valid_modes_mask = REGULATOR_MODE_NORMAL
	409	\| REGULATOR_MODE_STANDBY,
	410	.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
	411	\| REGULATOR_CHANGE_MODE
	412	\| REGULATOR_CHANGE_STATUS,
	413	},
786b01a8 OD	414	.num_consumer_supplies = ARRAY_SIZE(overo_vmmc1_supply),
786b01a8 OD	415	.consumer_supplies = overo_vmmc1_supply,
90c62bf0 TL	416	};
	417
	418	static struct twl4030_platform_data overo_twldata = {
90c62bf0	419	.gpio = &overo_gpio_data,
bb3b9d8e	420	.vmmc1 = &overo_vmmc1,
90c62bf0 TL	421	};
90c62bf0 TL	422
eba2645a SS	423	static int __init overo_i2c_init(void)
eba2645a SS	424	{
827ed9ae	425	omap3_pmic_get_config(&overo_twldata,
b252b0ef PU	426	TWL_COMMON_PDATA_USB \| TWL_COMMON_PDATA_AUDIO,
	427	TWL_COMMON_REGULATOR_VDAC \| TWL_COMMON_REGULATOR_VPLL2);
	428
	429	overo_twldata.vpll2->constraints.name = "VDVI";
	430
fbd8071c	431	omap3_pmic_init("tps65950", &overo_twldata);
eba2645a SS	432	/* i2c2 pins are used for gpio */
	433	omap_register_i2c_bus(3, 400, NULL, 0);
	434	return 0;
	435	}
	436
7b12d7b6	437	static struct spi_board_info overo_spi_board_info[] __initdata = {
7b12d7b6 SS	438	#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) \|\| \
	439	defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
	440	{
	441	.modalias = "lgphilips_lb035q02_panel-spi",
	442	.bus_num = 1,
	443	.chip_select = 1,
	444	.max_speed_hz = 500000,
	445	.mode = SPI_MODE_3,
	446	},
	447	#endif
eba2645a SS	448	};
eba2645a SS	449
7b12d7b6 SS	450	static int __init overo_spi_init(void)
	451	{
	452	overo_ads7846_init();
	453	spi_register_board_info(overo_spi_board_info,
	454	ARRAY_SIZE(overo_spi_board_info));
	455	return 0;
	456	}
eba2645a	457
181b250c KM	458	static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
	459	.port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
	460	.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
	461	.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
58a5491c FB	462	.phy_reset = true,
	463	.reset_gpio_port[0] = -EINVAL,
	464	.reset_gpio_port[1] = OVERO_GPIO_USBH_NRESET,
	465	.reset_gpio_port[2] = -EINVAL
	466	};
	467
ca5742bd TL	468	#ifdef CONFIG_OMAP_MUX
	469	static struct omap_board_mux board_mux[] __initdata = {
	470	{ .reg_offset = OMAP_MUX_TERMINATOR },
	471	};
ca5742bd	472	#endif
58a5491c	473
bc593f5d IG	474	static struct gpio overo_bt_gpios[] __initdata = {
	475	{ OVERO_GPIO_BT_XGATE, GPIOF_OUT_INIT_LOW, "lcd enable" },
	476	{ OVERO_GPIO_BT_NRESET, GPIOF_OUT_INIT_HIGH, "lcd bl enable" },
884b8369 MM	477	};
884b8369 MM	478
5b3689f4 RD	479	static struct regulator_consumer_supply dummy_supplies[] = {
	480	REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
	481	REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
	482	REGULATOR_SUPPLY("vddvario", "smsc911x.1"),
	483	REGULATOR_SUPPLY("vdd33a", "smsc911x.1"),
	484	};
	485
eba2645a SS	486	static void __init overo_init(void)
eba2645a SS	487	{
bc593f5d IG	488	int ret;
bc593f5d IG	489
5b3689f4	490	regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
ca5742bd	491	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
eba2645a	492	overo_i2c_init();
95669d78	493	omap_hsmmc_init(mmc);
7b12d7b6	494	omap_display_init(&overo_dss_data);
eba2645a	495	omap_serial_init();
a4ca9dbe TL	496	omap_sdrc_init(mt46h32m32lf6_sdrc_params,
a4ca9dbe TL	497	mt46h32m32lf6_sdrc_params);
9a3f39ff MR	498	omap_nand_flash_init(0, overo_nand_partitions,
9a3f39ff MR	499	ARRAY_SIZE(overo_nand_partitions));
9e18630b	500	usb_musb_init(NULL);
9e64bb1e	501	usbhs_init(&usbhs_bdata);
7b12d7b6	502	overo_spi_init();
172ef275	503	overo_init_smsc911x();
7b12d7b6	504	overo_display_init();
7c94f68d	505	overo_init_led();
cce18a94	506	overo_init_keys();
eba2645a	507
9fb97412	508	/* Ensure SDRC pins are mux'd for self-refresh */
4896e394 TL	509	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
4896e394 TL	510	omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
9fb97412	511
bc593f5d IG	512	ret = gpio_request_one(OVERO_GPIO_W2W_NRESET, GPIOF_OUT_INIT_HIGH,
	513	"OVERO_GPIO_W2W_NRESET");
	514	if (ret == 0) {
eba2645a SS	515	gpio_export(OVERO_GPIO_W2W_NRESET, 0);
	516	gpio_set_value(OVERO_GPIO_W2W_NRESET, 0);
	517	udelay(10);
	518	gpio_set_value(OVERO_GPIO_W2W_NRESET, 1);
	519	} else {
7852ec05	520	pr_err("could not obtain gpio for OVERO_GPIO_W2W_NRESET\n");
eba2645a SS	521	}
eba2645a SS	522
bc593f5d IG	523	ret = gpio_request_array(overo_bt_gpios, ARRAY_SIZE(overo_bt_gpios));
	524	if (ret) {
	525	pr_err("%s: could not obtain BT gpios\n", __func__);
	526	} else {
eba2645a	527	gpio_export(OVERO_GPIO_BT_XGATE, 0);
eba2645a SS	528	gpio_export(OVERO_GPIO_BT_NRESET, 0);
	529	gpio_set_value(OVERO_GPIO_BT_NRESET, 0);
	530	mdelay(6);
	531	gpio_set_value(OVERO_GPIO_BT_NRESET, 1);
eba2645a SS	532	}
eba2645a SS	533
bc593f5d IG	534	ret = gpio_request_one(OVERO_GPIO_USBH_CPEN, GPIOF_OUT_INIT_HIGH,
	535	"OVERO_GPIO_USBH_CPEN");
	536	if (ret == 0)
eba2645a SS	537	gpio_export(OVERO_GPIO_USBH_CPEN, 0);
eba2645a SS	538	else
7852ec05	539	pr_err("could not obtain gpio for OVERO_GPIO_USBH_CPEN\n");
eba2645a SS	540	}
eba2645a SS	541
eba2645a	542	MACHINE_START(OVERO, "Gumstix Overo")
5e52b435	543	.atag_offset = 0x100,
71ee7dad	544	.reserve = omap_reserve,
3dc3bad6	545	.map_io = omap3_map_io,
8f5b5a41	546	.init_early = omap35xx_init_early,
741e3a89	547	.init_irq = omap3_init_irq,
6b2f55d7	548	.handle_irq = omap3_intc_handle_irq,
eba2645a	549	.init_machine = overo_init,
bbd707ac	550	.init_late = omap35xx_init_late,
e74984e4	551	.timer = &omap3_timer,
baa95883	552	.restart = omap_prcm_restart,
eba2645a	553	MACHINE_END