[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 <plat/common.h>
#include <video/omapdss.h>
#include <video/omap-panel-generic-dpi.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 int overo_panel_enable_dvi(struct omap_dss_device *dssdev)
{
	if (lcd_enabled) {
		printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
		return -EINVAL;
	}
	dvi_enabled = 1;

	return 0;
}

static void overo_panel_disable_dvi(struct omap_dss_device *dssdev)
{
	dvi_enabled = 0;
}

static struct panel_generic_dpi_data dvi_panel = {
	.name			= "generic",
	.platform_enable	= overo_panel_enable_dvi,
	.platform_disable	= overo_panel_disable_dvi,
};

static struct omap_dss_device overo_dvi_device = {
	.name			= "dvi",
	.type			= OMAP_DISPLAY_TYPE_DPI,
	.driver_name		= "generic_dpi_panel",
	.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)
{
	omap2_hsmmc_init(mmc);

#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 void __init overo_init_early(void)
{
	omap2_init_common_infrastructure();
}

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 void __init overo_init(void)
{
	int ret;

	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
	overo_i2c_init();
	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")
	.boot_params	= 0x80000100,
	.reserve	= omap_reserve,
	.map_io		= omap3_map_io,
	.init_early	= overo_init_early,
	.init_irq	= omap3_init_irq,
	.init_machine	= overo_init,
	.timer		= &omap3_timer,
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 TL	45	#include <plat/board.h>
ce491cf8 TL	46	#include <plat/common.h>
a0b38cc4	47	#include <video/omapdss.h>
f8ae2f08	48	#include <video/omap-panel-generic-dpi.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	}
	168
	169	static int overo_panel_enable_dvi(struct omap_dss_device *dssdev)
	170	{
	171	if (lcd_enabled) {
	172	printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
	173	return -EINVAL;
	174	}
	175	dvi_enabled = 1;
	176
	177	return 0;
	178	}
	179
	180	static void overo_panel_disable_dvi(struct omap_dss_device *dssdev)
	181	{
	182	dvi_enabled = 0;
	183	}
	184
	185	static struct panel_generic_dpi_data dvi_panel = {
	186	.name = "generic",
	187	.platform_enable = overo_panel_enable_dvi,
	188	.platform_disable = overo_panel_disable_dvi,
	189	};
	190
	191	static struct omap_dss_device overo_dvi_device = {
	192	.name = "dvi",
	193	.type = OMAP_DISPLAY_TYPE_DPI,
	194	.driver_name = "generic_dpi_panel",
	195	.data = &dvi_panel,
	196	.phy.dpi.data_lines = 24,
	197	};
	198
	199	static struct omap_dss_device overo_tv_device = {
	200	.name = "tv",
	201	.driver_name = "venc",
	202	.type = OMAP_DISPLAY_TYPE_VENC,
	203	.phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
	204	};
	205
	206	static int overo_panel_enable_lcd(struct omap_dss_device *dssdev)
	207	{
	208	if (dvi_enabled) {
	209	printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
	210	return -EINVAL;
	211	}
	212
	213	gpio_set_value(OVERO_GPIO_LCD_EN, 1);
	214	gpio_set_value(OVERO_GPIO_LCD_BL, 1);
	215	lcd_enabled = 1;
	216	return 0;
	217	}
	218
	219	static void overo_panel_disable_lcd(struct omap_dss_device *dssdev)
	220	{
	221	gpio_set_value(OVERO_GPIO_LCD_EN, 0);
	222	gpio_set_value(OVERO_GPIO_LCD_BL, 0);
	223	lcd_enabled = 0;
	224	}
	225
	226	static struct panel_generic_dpi_data lcd43_panel = {
	227	.name = "samsung_lte430wq_f0c",
	228	.platform_enable = overo_panel_enable_lcd,
	229	.platform_disable = overo_panel_disable_lcd,
	230	};
231
232	static struct omap_dss_device overo_lcd43_device = {
233	.name = "lcd43",
234	.type = OMAP_DISPLAY_TYPE_DPI,
235	.driver_name = "generic_dpi_panel",
236	.data = &lcd43_panel,
237	.phy.dpi.data_lines = 24,
238	};
239
240	#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) \|\| \
241	defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
242	static struct omap_dss_device overo_lcd35_device = {
243	.type = OMAP_DISPLAY_TYPE_DPI,
244	.name = "lcd35",
245	.driver_name = "lgphilips_lb035q02_panel",
246	.phy.dpi.data_lines = 24,
247	.platform_enable = overo_panel_enable_lcd,
248	.platform_disable = overo_panel_disable_lcd,
249	};
250	#endif
251
252	static struct omap_dss_device *overo_dss_devices[] = {
253	&overo_dvi_device,
254	&overo_tv_device,
255	#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) \|\| \
256	defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
257	&overo_lcd35_device,
258	#endif
259	&overo_lcd43_device,
260	};
261
262	static struct omap_dss_board_info overo_dss_data = {
263	.num_devices = ARRAY_SIZE(overo_dss_devices),
264	.devices = overo_dss_devices,
265	.default_device = &overo_dvi_device,
266	};
267
eba2645a SS	268	static struct mtd_partition overo_nand_partitions[] = {
	269	{
	270	.name = "xloader",
	271	.offset = 0, /* Offset = 0x00000 */
	272	.size = 4 * NAND_BLOCK_SIZE,
	273	.mask_flags = MTD_WRITEABLE
	274	},
	275	{
	276	.name = "uboot",
	277	.offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
	278	.size = 14 * NAND_BLOCK_SIZE,
	279	},
	280	{
	281	.name = "uboot environment",
	282	.offset = MTDPART_OFS_APPEND, /* Offset = 0x240000 */
	283	.size = 2 * NAND_BLOCK_SIZE,
	284	},
	285	{
	286	.name = "linux",
	287	.offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */
	288	.size = 32 * NAND_BLOCK_SIZE,
	289	},
	290	{
	291	.name = "rootfs",
	292	.offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */
	293	.size = MTDPART_SIZ_FULL,
	294	},
	295	};
	296
68ff0423	297	static struct omap2_hsmmc_info mmc[] = {
bb3b9d8e DB	298	{
bb3b9d8e DB	299	.mmc = 1,
3a63833e	300	.caps = MMC_CAP_4_BIT_DATA,
bb3b9d8e DB	301	.gpio_cd = -EINVAL,
	302	.gpio_wp = -EINVAL,
	303	},
	304	{
	305	.mmc = 2,
3a63833e	306	.caps = MMC_CAP_4_BIT_DATA,
bb3b9d8e DB	307	.gpio_cd = -EINVAL,
	308	.gpio_wp = -EINVAL,
	309	.transceiver = true,
	310	.ocr_mask = 0x00100000, /* 3.3V */
	311	},
	312	{} /* Terminator */
	313	};
	314
786b01a8 OD	315	static struct regulator_consumer_supply overo_vmmc1_supply[] = {
786b01a8 OD	316	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
bb3b9d8e DB	317	};
bb3b9d8e DB	318
7c94f68d SS	319	#if defined(CONFIG_LEDS_GPIO) \|\| defined(CONFIG_LEDS_GPIO_MODULE)
	320	#include <linux/leds.h>
	321
	322	static struct gpio_led gpio_leds[] = {
	323	{
	324	.name = "overo:red:gpio21",
	325	.default_trigger = "heartbeat",
	326	.gpio = 21,
	327	.active_low = true,
	328	},
	329	{
	330	.name = "overo:blue:gpio22",
	331	.default_trigger = "none",
	332	.gpio = 22,
	333	.active_low = true,
	334	},
	335	{
	336	.name = "overo:blue:COM",
	337	.default_trigger = "mmc0",
	338	.gpio = -EINVAL, /* gets replaced */
	339	.active_low = true,
	340	},
	341	};
	342
	343	static struct gpio_led_platform_data gpio_leds_pdata = {
	344	.leds = gpio_leds,
	345	.num_leds = ARRAY_SIZE(gpio_leds),
	346	};
	347
	348	static struct platform_device gpio_leds_device = {
	349	.name = "leds-gpio",
	350	.id = -1,
	351	.dev = {
	352	.platform_data = &gpio_leds_pdata,
	353	},
	354	};
	355
	356	static void __init overo_init_led(void)
	357	{
	358	platform_device_register(&gpio_leds_device);
	359	}
	360
	361	#else
	362	static inline void __init overo_init_led(void) { return; }
	363	#endif
	364
cce18a94 SS	365	#if defined(CONFIG_KEYBOARD_GPIO) \|\| defined(CONFIG_KEYBOARD_GPIO_MODULE)
	366	#include <linux/input.h>
	367	#include <linux/gpio_keys.h>
	368
	369	static struct gpio_keys_button gpio_buttons[] = {
	370	{
	371	.code = BTN_0,
	372	.gpio = 23,
	373	.desc = "button0",
	374	.wakeup = 1,
	375	},
	376	{
	377	.code = BTN_1,
	378	.gpio = 14,
	379	.desc = "button1",
	380	.wakeup = 1,
	381	},
	382	};
	383
	384	static struct gpio_keys_platform_data gpio_keys_pdata = {
	385	.buttons = gpio_buttons,
	386	.nbuttons = ARRAY_SIZE(gpio_buttons),
	387	};
	388
	389	static struct platform_device gpio_keys_device = {
	390	.name = "gpio-keys",
	391	.id = -1,
	392	.dev = {
	393	.platform_data = &gpio_keys_pdata,
	394	},
	395	};
	396
	397	static void __init overo_init_keys(void)
	398	{
	399	platform_device_register(&gpio_keys_device);
	400	}
	401
	402	#else
	403	static inline void __init overo_init_keys(void) { return; }
	404	#endif
	405
bb3b9d8e DB	406	static int overo_twl_gpio_setup(struct device *dev,
	407	unsigned gpio, unsigned ngpio)
	408	{
68ff0423	409	omap2_hsmmc_init(mmc);
bb3b9d8e	410
7c94f68d SS	411	#if defined(CONFIG_LEDS_GPIO) \|\| defined(CONFIG_LEDS_GPIO_MODULE)
	412	/* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
	413	gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
	414	#endif
	415
bb3b9d8e DB	416	return 0;
	417	}
	418
90c62bf0 TL	419	static struct twl4030_gpio_platform_data overo_gpio_data = {
	420	.gpio_base = OMAP_MAX_GPIO_LINES,
	421	.irq_base = TWL4030_GPIO_IRQ_BASE,
	422	.irq_end = TWL4030_GPIO_IRQ_END,
7c94f68d	423	.use_leds = true,
bb3b9d8e DB	424	.setup = overo_twl_gpio_setup,
	425	};
	426
bb3b9d8e DB	427	static struct regulator_init_data overo_vmmc1 = {
	428	.constraints = {
	429	.min_uV = 1850000,
	430	.max_uV = 3150000,
	431	.valid_modes_mask = REGULATOR_MODE_NORMAL
	432	\| REGULATOR_MODE_STANDBY,
	433	.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
	434	\| REGULATOR_CHANGE_MODE
	435	\| REGULATOR_CHANGE_STATUS,
	436	},
786b01a8 OD	437	.num_consumer_supplies = ARRAY_SIZE(overo_vmmc1_supply),
786b01a8 OD	438	.consumer_supplies = overo_vmmc1_supply,
90c62bf0 TL	439	};
	440
	441	static struct twl4030_platform_data overo_twldata = {
90c62bf0	442	.gpio = &overo_gpio_data,
bb3b9d8e	443	.vmmc1 = &overo_vmmc1,
90c62bf0 TL	444	};
90c62bf0 TL	445
eba2645a SS	446	static int __init overo_i2c_init(void)
eba2645a SS	447	{
827ed9ae	448	omap3_pmic_get_config(&overo_twldata,
b252b0ef PU	449	TWL_COMMON_PDATA_USB \| TWL_COMMON_PDATA_AUDIO,
	450	TWL_COMMON_REGULATOR_VDAC \| TWL_COMMON_REGULATOR_VPLL2);
	451
	452	overo_twldata.vpll2->constraints.name = "VDVI";
	453
fbd8071c	454	omap3_pmic_init("tps65950", &overo_twldata);
eba2645a SS	455	/* i2c2 pins are used for gpio */
	456	omap_register_i2c_bus(3, 400, NULL, 0);
	457	return 0;
	458	}
	459
7b12d7b6	460	static struct spi_board_info overo_spi_board_info[] __initdata = {
7b12d7b6 SS	461	#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) \|\| \
	462	defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
	463	{
	464	.modalias = "lgphilips_lb035q02_panel-spi",
	465	.bus_num = 1,
	466	.chip_select = 1,
	467	.max_speed_hz = 500000,
	468	.mode = SPI_MODE_3,
	469	},
	470	#endif
eba2645a SS	471	};
eba2645a SS	472
7b12d7b6 SS	473	static int __init overo_spi_init(void)
	474	{
	475	overo_ads7846_init();
	476	spi_register_board_info(overo_spi_board_info,
	477	ARRAY_SIZE(overo_spi_board_info));
	478	return 0;
	479	}
eba2645a	480
3dc3bad6	481	static void __init overo_init_early(void)
b3c6df3a	482	{
4805734b	483	omap2_init_common_infrastructure();
b3c6df3a PW	484	}
b3c6df3a PW	485
181b250c KM	486	static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
	487	.port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
	488	.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
	489	.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
58a5491c FB	490	.phy_reset = true,
	491	.reset_gpio_port[0] = -EINVAL,
	492	.reset_gpio_port[1] = OVERO_GPIO_USBH_NRESET,
	493	.reset_gpio_port[2] = -EINVAL
	494	};
	495
ca5742bd TL	496	#ifdef CONFIG_OMAP_MUX
	497	static struct omap_board_mux board_mux[] __initdata = {
	498	{ .reg_offset = OMAP_MUX_TERMINATOR },
	499	};
ca5742bd	500	#endif
58a5491c	501
bc593f5d IG	502	static struct gpio overo_bt_gpios[] __initdata = {
	503	{ OVERO_GPIO_BT_XGATE, GPIOF_OUT_INIT_LOW, "lcd enable" },
	504	{ OVERO_GPIO_BT_NRESET, GPIOF_OUT_INIT_HIGH, "lcd bl enable" },
884b8369 MM	505	};
884b8369 MM	506
eba2645a SS	507	static void __init overo_init(void)
eba2645a SS	508	{
bc593f5d IG	509	int ret;
bc593f5d IG	510
ca5742bd	511	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
eba2645a	512	overo_i2c_init();
7b12d7b6	513	omap_display_init(&overo_dss_data);
eba2645a	514	omap_serial_init();
a4ca9dbe TL	515	omap_sdrc_init(mt46h32m32lf6_sdrc_params,
a4ca9dbe TL	516	mt46h32m32lf6_sdrc_params);
9a3f39ff MR	517	omap_nand_flash_init(0, overo_nand_partitions,
9a3f39ff MR	518	ARRAY_SIZE(overo_nand_partitions));
9e18630b	519	usb_musb_init(NULL);
9e64bb1e	520	usbhs_init(&usbhs_bdata);
7b12d7b6	521	overo_spi_init();
172ef275	522	overo_init_smsc911x();
7b12d7b6	523	overo_display_init();
7c94f68d	524	overo_init_led();
cce18a94	525	overo_init_keys();
eba2645a	526
9fb97412	527	/* Ensure SDRC pins are mux'd for self-refresh */
4896e394 TL	528	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
4896e394 TL	529	omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
9fb97412	530
bc593f5d IG	531	ret = gpio_request_one(OVERO_GPIO_W2W_NRESET, GPIOF_OUT_INIT_HIGH,
	532	"OVERO_GPIO_W2W_NRESET");
	533	if (ret == 0) {
eba2645a SS	534	gpio_export(OVERO_GPIO_W2W_NRESET, 0);
	535	gpio_set_value(OVERO_GPIO_W2W_NRESET, 0);
	536	udelay(10);
	537	gpio_set_value(OVERO_GPIO_W2W_NRESET, 1);
	538	} else {
	539	printk(KERN_ERR "could not obtain gpio for "
	540	"OVERO_GPIO_W2W_NRESET\n");
	541	}
	542
bc593f5d IG	543	ret = gpio_request_array(overo_bt_gpios, ARRAY_SIZE(overo_bt_gpios));
	544	if (ret) {
	545	pr_err("%s: could not obtain BT gpios\n", __func__);
	546	} else {
eba2645a	547	gpio_export(OVERO_GPIO_BT_XGATE, 0);
eba2645a SS	548	gpio_export(OVERO_GPIO_BT_NRESET, 0);
	549	gpio_set_value(OVERO_GPIO_BT_NRESET, 0);
	550	mdelay(6);
	551	gpio_set_value(OVERO_GPIO_BT_NRESET, 1);
eba2645a SS	552	}
eba2645a SS	553
bc593f5d IG	554	ret = gpio_request_one(OVERO_GPIO_USBH_CPEN, GPIOF_OUT_INIT_HIGH,
	555	"OVERO_GPIO_USBH_CPEN");
	556	if (ret == 0)
eba2645a SS	557	gpio_export(OVERO_GPIO_USBH_CPEN, 0);
	558	else
	559	printk(KERN_ERR "could not obtain gpio for "
	560	"OVERO_GPIO_USBH_CPEN\n");
eba2645a SS	561	}
eba2645a SS	562
eba2645a	563	MACHINE_START(OVERO, "Gumstix Overo")
eba2645a	564	.boot_params = 0x80000100,
71ee7dad	565	.reserve = omap_reserve,
3dc3bad6 RKAL	566	.map_io = omap3_map_io,
3dc3bad6 RKAL	567	.init_early = overo_init_early,
741e3a89	568	.init_irq = omap3_init_irq,
eba2645a	569	.init_machine = overo_init,
e74984e4	570	.timer = &omap3_timer,
eba2645a	571	MACHINE_END