[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/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 <mach/gpio.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 NAND_BLOCK_SIZE SZ_128K

#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	= 1,
	.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 regulator_consumer_supply overo_vdda_dac_supply =
	REGULATOR_SUPPLY("vdda_dac", "omapdss_venc");

static struct regulator_consumer_supply overo_vdds_dsi_supply[] = {
	REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
	REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi1"),
};

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 = {
	.supply			= "vmmc",
};

#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);

	overo_vmmc1_supply.dev = mmc[0].dev;

#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 twl4030_usb_data overo_usb_data = {
	.usb_mode	= T2_USB_MODE_ULPI,
};

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	= 1,
	.consumer_supplies	= &overo_vmmc1_supply,
};

/* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
static struct regulator_init_data overo_vdac = {
	.constraints = {
		.min_uV			= 1800000,
		.max_uV			= 1800000,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &overo_vdda_dac_supply,
};

/* VPLL2 for digital video outputs */
static struct regulator_init_data overo_vpll2 = {
	.constraints = {
		.name			= "VDVI",
		.min_uV			= 1800000,
		.max_uV			= 1800000,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies	= ARRAY_SIZE(overo_vdds_dsi_supply),
	.consumer_supplies	= overo_vdds_dsi_supply,
};

static struct twl4030_codec_audio_data overo_audio_data;

static struct twl4030_codec_data overo_codec_data = {
	.audio_mclk = 26000000,
	.audio = &overo_audio_data,
};

static struct twl4030_platform_data overo_twldata = {
	.irq_base	= TWL4030_IRQ_BASE,
	.irq_end	= TWL4030_IRQ_END,
	.gpio		= &overo_gpio_data,
	.usb		= &overo_usb_data,
	.codec		= &overo_codec_data,
	.vmmc1		= &overo_vmmc1,
	.vdac		= &overo_vdac,
	.vpll2		= &overo_vpll2,
};

static int __init overo_i2c_init(void)
{
	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();
	omap2_init_common_devices(mt46h32m32lf6_sdrc_params,
				  mt46h32m32lf6_sdrc_params);
}

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_nand_flash_init(0, overo_nand_partitions,
			     ARRAY_SIZE(overo_nand_partitions));
	usb_musb_init(NULL);
	usbhs_init(&usbhs_bdata);
	overo_spi_init();
	overo_ads7846_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	= omap_init_irq,
	.init_machine	= overo_init,
	.timer		= &omap_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>
	27	#include <linux/kernel.h>
	28	#include <linux/platform_device.h>
b07682b6	29	#include <linux/i2c/twl.h>
bb3b9d8e	30	#include <linux/regulator/machine.h>
ca0a6a64	31	#include <linux/regulator/fixed.h>
7b12d7b6	32	#include <linux/spi/spi.h>
eba2645a SS	33
	34	#include <linux/mtd/mtd.h>
	35	#include <linux/mtd/nand.h>
	36	#include <linux/mtd/partitions.h>
3a63833e	37	#include <linux/mmc/host.h>
eba2645a SS	38
	39	#include <asm/mach-types.h>
	40	#include <asm/mach/arch.h>
	41	#include <asm/mach/flash.h>
	42	#include <asm/mach/map.h>
	43
ce491cf8 TL	44	#include <plat/board.h>
ce491cf8 TL	45	#include <plat/common.h>
a0b38cc4	46	#include <video/omapdss.h>
f8ae2f08	47	#include <video/omap-panel-generic-dpi.h>
eba2645a	48	#include <mach/gpio.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
eba2645a	68	#define NAND_BLOCK_SIZE SZ_128K
eba2645a	69
172ef275 SS	70	#define OVERO_SMSC911X_CS 5
172ef275 SS	71	#define OVERO_SMSC911X_GPIO 176
5c9a29ed SS	72	#define OVERO_SMSC911X2_CS 4
5c9a29ed SS	73	#define OVERO_SMSC911X2_GPIO 65
172ef275	74
c6a81316 SS	75	#if defined(CONFIG_TOUCHSCREEN_ADS7846) \|\| \
	76	defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
	77
ca0a6a64 SS	78	/* fixed regulator for ads7846 */
	79	static struct regulator_consumer_supply ads7846_supply =
	80	REGULATOR_SUPPLY("vcc", "spi1.0");
	81
	82	static struct regulator_init_data vads7846_regulator = {
	83	.constraints = {
	84	.valid_ops_mask = REGULATOR_CHANGE_STATUS,
	85	},
	86	.num_consumer_supplies = 1,
	87	.consumer_supplies = &ads7846_supply,
	88	};
	89
	90	static struct fixed_voltage_config vads7846 = {
	91	.supply_name = "vads7846",
	92	.microvolts = 3300000, /* 3.3V */
	93	.gpio = -EINVAL,
	94	.startup_delay = 0,
	95	.init_data = &vads7846_regulator,
	96	};
	97
	98	static struct platform_device vads7846_device = {
	99	.name = "reg-fixed-voltage",
	100	.id = 1,
	101	.dev = {
	102	.platform_data = &vads7846,
	103	},
c6a81316 SS	104	};
	105
	106	static void __init overo_ads7846_init(void)
	107	{
96974a24	108	omap_ads7846_init(1, OVERO_GPIO_PENDOWN, 0, NULL);
ca0a6a64	109	platform_device_register(&vads7846_device);
c6a81316 SS	110	}
	111
	112	#else
	113	static inline void __init overo_ads7846_init(void) { return; }
	114	#endif
	115
172ef275 SS	116	#if defined(CONFIG_SMSC911X) \|\| defined(CONFIG_SMSC911X_MODULE)
	117
	118	#include <linux/smsc911x.h>
21b42731	119	#include <plat/gpmc-smsc911x.h>
172ef275	120
21b42731	121	static struct omap_smsc911x_platform_data smsc911x_cfg = {
5c9a29ed	122	.id = 0,
21b42731 MR	123	.cs = OVERO_SMSC911X_CS,
	124	.gpio_irq = OVERO_SMSC911X_GPIO,
	125	.gpio_reset = -EINVAL,
	126	.flags = SMSC911X_USE_32BIT,
172ef275 SS	127	};
172ef275 SS	128
21b42731	129	static struct omap_smsc911x_platform_data smsc911x2_cfg = {
a5ba7ae2	130	.id = 1,
21b42731 MR	131	.cs = OVERO_SMSC911X2_CS,
	132	.gpio_irq = OVERO_SMSC911X2_GPIO,
	133	.gpio_reset = -EINVAL,
	134	.flags = SMSC911X_USE_32BIT,
a5ba7ae2 SS	135	};
a5ba7ae2 SS	136
21b42731	137	static void __init overo_init_smsc911x(void)
172ef275	138	{
21b42731 MR	139	gpmc_smsc911x_init(&smsc911x_cfg);
21b42731 MR	140	gpmc_smsc911x_init(&smsc911x2_cfg);
172ef275 SS	141	}
	142
	143	#else
	144	static inline void __init overo_init_smsc911x(void) { return; }
	145	#endif
	146
7b12d7b6 SS	147	/* DSS */
	148	static int lcd_enabled;
	149	static int dvi_enabled;
	150
	151	#define OVERO_GPIO_LCD_EN 144
	152	#define OVERO_GPIO_LCD_BL 145
	153
bc593f5d IG	154	static struct gpio overo_dss_gpios[] __initdata = {
	155	{ OVERO_GPIO_LCD_EN, GPIOF_OUT_INIT_HIGH, "OVERO_GPIO_LCD_EN" },
	156	{ OVERO_GPIO_LCD_BL, GPIOF_OUT_INIT_HIGH, "OVERO_GPIO_LCD_BL" },
	157	};
	158
7b12d7b6 SS	159	static void __init overo_display_init(void)
7b12d7b6 SS	160	{
bc593f5d IG	161	if (gpio_request_array(overo_dss_gpios, ARRAY_SIZE(overo_dss_gpios))) {
	162	printk(KERN_ERR "could not obtain DSS control GPIOs\n");
	163	return;
	164	}
7b12d7b6	165
bc593f5d IG	166	gpio_export(OVERO_GPIO_LCD_EN, 0);
bc593f5d IG	167	gpio_export(OVERO_GPIO_LCD_BL, 0);
7b12d7b6 SS	168	}
	169
	170	static int overo_panel_enable_dvi(struct omap_dss_device *dssdev)
	171	{
	172	if (lcd_enabled) {
	173	printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
	174	return -EINVAL;
	175	}
	176	dvi_enabled = 1;
	177
	178	return 0;
	179	}
	180
	181	static void overo_panel_disable_dvi(struct omap_dss_device *dssdev)
	182	{
	183	dvi_enabled = 0;
	184	}
	185
	186	static struct panel_generic_dpi_data dvi_panel = {
	187	.name = "generic",
	188	.platform_enable = overo_panel_enable_dvi,
	189	.platform_disable = overo_panel_disable_dvi,
	190	};
	191
	192	static struct omap_dss_device overo_dvi_device = {
	193	.name = "dvi",
	194	.type = OMAP_DISPLAY_TYPE_DPI,
	195	.driver_name = "generic_dpi_panel",
	196	.data = &dvi_panel,
	197	.phy.dpi.data_lines = 24,
	198	};
	199
	200	static struct omap_dss_device overo_tv_device = {
	201	.name = "tv",
	202	.driver_name = "venc",
	203	.type = OMAP_DISPLAY_TYPE_VENC,
	204	.phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
	205	};
	206
	207	static int overo_panel_enable_lcd(struct omap_dss_device *dssdev)
	208	{
	209	if (dvi_enabled) {
	210	printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
	211	return -EINVAL;
	212	}
	213
	214	gpio_set_value(OVERO_GPIO_LCD_EN, 1);
	215	gpio_set_value(OVERO_GPIO_LCD_BL, 1);
	216	lcd_enabled = 1;
	217	return 0;
	218	}
	219
	220	static void overo_panel_disable_lcd(struct omap_dss_device *dssdev)
	221	{
	222	gpio_set_value(OVERO_GPIO_LCD_EN, 0);
	223	gpio_set_value(OVERO_GPIO_LCD_BL, 0);
	224	lcd_enabled = 0;
	225	}
	226
	227	static struct panel_generic_dpi_data lcd43_panel = {
	228	.name = "samsung_lte430wq_f0c",
	229	.platform_enable = overo_panel_enable_lcd,
	230	.platform_disable = overo_panel_disable_lcd,
	231	};
232
233	static struct omap_dss_device overo_lcd43_device = {
234	.name = "lcd43",
235	.type = OMAP_DISPLAY_TYPE_DPI,
236	.driver_name = "generic_dpi_panel",
237	.data = &lcd43_panel,
238	.phy.dpi.data_lines = 24,
239	};
240
241	#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) \|\| \
242	defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
243	static struct omap_dss_device overo_lcd35_device = {
244	.type = OMAP_DISPLAY_TYPE_DPI,
245	.name = "lcd35",
246	.driver_name = "lgphilips_lb035q02_panel",
247	.phy.dpi.data_lines = 24,
248	.platform_enable = overo_panel_enable_lcd,
249	.platform_disable = overo_panel_disable_lcd,
250	};
251	#endif
252
253	static struct omap_dss_device *overo_dss_devices[] = {
254	&overo_dvi_device,
255	&overo_tv_device,
256	#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) \|\| \
257	defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
258	&overo_lcd35_device,
259	#endif
260	&overo_lcd43_device,
261	};
262
263	static struct omap_dss_board_info overo_dss_data = {
264	.num_devices = ARRAY_SIZE(overo_dss_devices),
265	.devices = overo_dss_devices,
266	.default_device = &overo_dvi_device,
267	};
268
269	static struct regulator_consumer_supply overo_vdda_dac_supply =
270	REGULATOR_SUPPLY("vdda_dac", "omapdss_venc");
271
272	static struct regulator_consumer_supply overo_vdds_dsi_supply[] = {
273	REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
274	REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi1"),
275	};
276
eba2645a SS	277	static struct mtd_partition overo_nand_partitions[] = {
	278	{
	279	.name = "xloader",
	280	.offset = 0, /* Offset = 0x00000 */
	281	.size = 4 * NAND_BLOCK_SIZE,
	282	.mask_flags = MTD_WRITEABLE
	283	},
	284	{
	285	.name = "uboot",
	286	.offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
	287	.size = 14 * NAND_BLOCK_SIZE,
	288	},
	289	{
	290	.name = "uboot environment",
	291	.offset = MTDPART_OFS_APPEND, /* Offset = 0x240000 */
	292	.size = 2 * NAND_BLOCK_SIZE,
	293	},
	294	{
	295	.name = "linux",
	296	.offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */
	297	.size = 32 * NAND_BLOCK_SIZE,
	298	},
	299	{
	300	.name = "rootfs",
	301	.offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */
	302	.size = MTDPART_SIZ_FULL,
	303	},
	304	};
	305
68ff0423	306	static struct omap2_hsmmc_info mmc[] = {
bb3b9d8e DB	307	{
bb3b9d8e DB	308	.mmc = 1,
3a63833e	309	.caps = MMC_CAP_4_BIT_DATA,
bb3b9d8e DB	310	.gpio_cd = -EINVAL,
	311	.gpio_wp = -EINVAL,
	312	},
	313	{
	314	.mmc = 2,
3a63833e	315	.caps = MMC_CAP_4_BIT_DATA,
bb3b9d8e DB	316	.gpio_cd = -EINVAL,
	317	.gpio_wp = -EINVAL,
	318	.transceiver = true,
	319	.ocr_mask = 0x00100000, /* 3.3V */
	320	},
	321	{} /* Terminator */
	322	};
	323
	324	static struct regulator_consumer_supply overo_vmmc1_supply = {
	325	.supply = "vmmc",
	326	};
	327
7c94f68d SS	328	#if defined(CONFIG_LEDS_GPIO) \|\| defined(CONFIG_LEDS_GPIO_MODULE)
	329	#include <linux/leds.h>
	330
	331	static struct gpio_led gpio_leds[] = {
	332	{
	333	.name = "overo:red:gpio21",
	334	.default_trigger = "heartbeat",
	335	.gpio = 21,
	336	.active_low = true,
	337	},
	338	{
	339	.name = "overo:blue:gpio22",
	340	.default_trigger = "none",
	341	.gpio = 22,
	342	.active_low = true,
	343	},
	344	{
	345	.name = "overo:blue:COM",
	346	.default_trigger = "mmc0",
	347	.gpio = -EINVAL, /* gets replaced */
	348	.active_low = true,
	349	},
	350	};
	351
	352	static struct gpio_led_platform_data gpio_leds_pdata = {
	353	.leds = gpio_leds,
	354	.num_leds = ARRAY_SIZE(gpio_leds),
	355	};
	356
	357	static struct platform_device gpio_leds_device = {
	358	.name = "leds-gpio",
	359	.id = -1,
	360	.dev = {
	361	.platform_data = &gpio_leds_pdata,
	362	},
	363	};
	364
	365	static void __init overo_init_led(void)
	366	{
	367	platform_device_register(&gpio_leds_device);
	368	}
	369
	370	#else
	371	static inline void __init overo_init_led(void) { return; }
	372	#endif
	373
cce18a94 SS	374	#if defined(CONFIG_KEYBOARD_GPIO) \|\| defined(CONFIG_KEYBOARD_GPIO_MODULE)
	375	#include <linux/input.h>
	376	#include <linux/gpio_keys.h>
	377
	378	static struct gpio_keys_button gpio_buttons[] = {
	379	{
	380	.code = BTN_0,
	381	.gpio = 23,
	382	.desc = "button0",
	383	.wakeup = 1,
	384	},
	385	{
	386	.code = BTN_1,
	387	.gpio = 14,
	388	.desc = "button1",
	389	.wakeup = 1,
	390	},
	391	};
	392
	393	static struct gpio_keys_platform_data gpio_keys_pdata = {
	394	.buttons = gpio_buttons,
	395	.nbuttons = ARRAY_SIZE(gpio_buttons),
	396	};
	397
	398	static struct platform_device gpio_keys_device = {
	399	.name = "gpio-keys",
	400	.id = -1,
	401	.dev = {
	402	.platform_data = &gpio_keys_pdata,
	403	},
	404	};
	405
	406	static void __init overo_init_keys(void)
	407	{
	408	platform_device_register(&gpio_keys_device);
	409	}
	410
	411	#else
	412	static inline void __init overo_init_keys(void) { return; }
	413	#endif
	414
bb3b9d8e DB	415	static int overo_twl_gpio_setup(struct device *dev,
	416	unsigned gpio, unsigned ngpio)
	417	{
68ff0423	418	omap2_hsmmc_init(mmc);
bb3b9d8e DB	419
	420	overo_vmmc1_supply.dev = mmc[0].dev;
	421
7c94f68d SS	422	#if defined(CONFIG_LEDS_GPIO) \|\| defined(CONFIG_LEDS_GPIO_MODULE)
	423	/* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
	424	gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
	425	#endif
	426
bb3b9d8e DB	427	return 0;
	428	}
	429
90c62bf0 TL	430	static struct twl4030_gpio_platform_data overo_gpio_data = {
	431	.gpio_base = OMAP_MAX_GPIO_LINES,
	432	.irq_base = TWL4030_GPIO_IRQ_BASE,
	433	.irq_end = TWL4030_GPIO_IRQ_END,
7c94f68d	434	.use_leds = true,
bb3b9d8e DB	435	.setup = overo_twl_gpio_setup,
	436	};
	437
	438	static struct twl4030_usb_data overo_usb_data = {
	439	.usb_mode = T2_USB_MODE_ULPI,
	440	};
	441
	442	static struct regulator_init_data overo_vmmc1 = {
	443	.constraints = {
	444	.min_uV = 1850000,
	445	.max_uV = 3150000,
	446	.valid_modes_mask = REGULATOR_MODE_NORMAL
	447	\| REGULATOR_MODE_STANDBY,
	448	.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
	449	\| REGULATOR_CHANGE_MODE
	450	\| REGULATOR_CHANGE_STATUS,
	451	},
	452	.num_consumer_supplies = 1,
	453	.consumer_supplies = &overo_vmmc1_supply,
90c62bf0 TL	454	};
90c62bf0 TL	455
7b12d7b6 SS	456	/* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
	457	static struct regulator_init_data overo_vdac = {
	458	.constraints = {
	459	.min_uV = 1800000,
	460	.max_uV = 1800000,
	461	.valid_modes_mask = REGULATOR_MODE_NORMAL
	462	\| REGULATOR_MODE_STANDBY,
	463	.valid_ops_mask = REGULATOR_CHANGE_MODE
	464	\| REGULATOR_CHANGE_STATUS,
	465	},
	466	.num_consumer_supplies = 1,
	467	.consumer_supplies = &overo_vdda_dac_supply,
	468	};
	469
	470	/* VPLL2 for digital video outputs */
	471	static struct regulator_init_data overo_vpll2 = {
	472	.constraints = {
	473	.name = "VDVI",
	474	.min_uV = 1800000,
	475	.max_uV = 1800000,
	476	.valid_modes_mask = REGULATOR_MODE_NORMAL
	477	\| REGULATOR_MODE_STANDBY,
	478	.valid_ops_mask = REGULATOR_CHANGE_MODE
	479	\| REGULATOR_CHANGE_STATUS,
	480	},
	481	.num_consumer_supplies = ARRAY_SIZE(overo_vdds_dsi_supply),
	482	.consumer_supplies = overo_vdds_dsi_supply,
	483	};
	484
6a58baf8	485	static struct twl4030_codec_audio_data overo_audio_data;
e86fa0b4 PU	486
e86fa0b4 PU	487	static struct twl4030_codec_data overo_codec_data = {
6df74efb	488	.audio_mclk = 26000000,
e86fa0b4 PU	489	.audio = &overo_audio_data,
	490	};
	491
90c62bf0 TL	492	static struct twl4030_platform_data overo_twldata = {
	493	.irq_base = TWL4030_IRQ_BASE,
	494	.irq_end = TWL4030_IRQ_END,
	495	.gpio = &overo_gpio_data,
bb3b9d8e	496	.usb = &overo_usb_data,
e86fa0b4	497	.codec = &overo_codec_data,
bb3b9d8e	498	.vmmc1 = &overo_vmmc1,
7b12d7b6 SS	499	.vdac = &overo_vdac,
7b12d7b6 SS	500	.vpll2 = &overo_vpll2,
90c62bf0 TL	501	};
90c62bf0 TL	502
eba2645a SS	503	static int __init overo_i2c_init(void)
eba2645a SS	504	{
fbd8071c	505	omap3_pmic_init("tps65950", &overo_twldata);
eba2645a SS	506	/* i2c2 pins are used for gpio */
	507	omap_register_i2c_bus(3, 400, NULL, 0);
	508	return 0;
	509	}
	510
7b12d7b6	511	static struct spi_board_info overo_spi_board_info[] __initdata = {
7b12d7b6 SS	512	#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) \|\| \
	513	defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
	514	{
	515	.modalias = "lgphilips_lb035q02_panel-spi",
	516	.bus_num = 1,
	517	.chip_select = 1,
	518	.max_speed_hz = 500000,
	519	.mode = SPI_MODE_3,
	520	},
	521	#endif
eba2645a SS	522	};
eba2645a SS	523
7b12d7b6 SS	524	static int __init overo_spi_init(void)
	525	{
	526	overo_ads7846_init();
	527	spi_register_board_info(overo_spi_board_info,
	528	ARRAY_SIZE(overo_spi_board_info));
	529	return 0;
	530	}
eba2645a	531
3dc3bad6	532	static void __init overo_init_early(void)
b3c6df3a	533	{
4805734b PW	534	omap2_init_common_infrastructure();
	535	omap2_init_common_devices(mt46h32m32lf6_sdrc_params,
	536	mt46h32m32lf6_sdrc_params);
b3c6df3a PW	537	}
b3c6df3a PW	538
181b250c KM	539	static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
	540	.port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
	541	.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
	542	.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
58a5491c FB	543	.phy_reset = true,
	544	.reset_gpio_port[0] = -EINVAL,
	545	.reset_gpio_port[1] = OVERO_GPIO_USBH_NRESET,
	546	.reset_gpio_port[2] = -EINVAL
	547	};
	548
ca5742bd TL	549	#ifdef CONFIG_OMAP_MUX
	550	static struct omap_board_mux board_mux[] __initdata = {
	551	{ .reg_offset = OMAP_MUX_TERMINATOR },
	552	};
ca5742bd	553	#endif
58a5491c	554
bc593f5d IG	555	static struct gpio overo_bt_gpios[] __initdata = {
	556	{ OVERO_GPIO_BT_XGATE, GPIOF_OUT_INIT_LOW, "lcd enable" },
	557	{ OVERO_GPIO_BT_NRESET, GPIOF_OUT_INIT_HIGH, "lcd bl enable" },
884b8369 MM	558	};
884b8369 MM	559
eba2645a SS	560	static void __init overo_init(void)
eba2645a SS	561	{
bc593f5d IG	562	int ret;
bc593f5d IG	563
ca5742bd	564	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
eba2645a	565	overo_i2c_init();
7b12d7b6	566	omap_display_init(&overo_dss_data);
eba2645a	567	omap_serial_init();
9a3f39ff MR	568	omap_nand_flash_init(0, overo_nand_partitions,
9a3f39ff MR	569	ARRAY_SIZE(overo_nand_partitions));
9e18630b	570	usb_musb_init(NULL);
9e64bb1e	571	usbhs_init(&usbhs_bdata);
7b12d7b6	572	overo_spi_init();
c6a81316	573	overo_ads7846_init();
172ef275	574	overo_init_smsc911x();
7b12d7b6	575	overo_display_init();
7c94f68d	576	overo_init_led();
cce18a94	577	overo_init_keys();
eba2645a	578
9fb97412	579	/* Ensure SDRC pins are mux'd for self-refresh */
4896e394 TL	580	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
4896e394 TL	581	omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
9fb97412	582
bc593f5d IG	583	ret = gpio_request_one(OVERO_GPIO_W2W_NRESET, GPIOF_OUT_INIT_HIGH,
	584	"OVERO_GPIO_W2W_NRESET");
	585	if (ret == 0) {
eba2645a SS	586	gpio_export(OVERO_GPIO_W2W_NRESET, 0);
	587	gpio_set_value(OVERO_GPIO_W2W_NRESET, 0);
	588	udelay(10);
	589	gpio_set_value(OVERO_GPIO_W2W_NRESET, 1);
	590	} else {
	591	printk(KERN_ERR "could not obtain gpio for "
	592	"OVERO_GPIO_W2W_NRESET\n");
	593	}
	594
bc593f5d IG	595	ret = gpio_request_array(overo_bt_gpios, ARRAY_SIZE(overo_bt_gpios));
	596	if (ret) {
	597	pr_err("%s: could not obtain BT gpios\n", __func__);
	598	} else {
eba2645a	599	gpio_export(OVERO_GPIO_BT_XGATE, 0);
eba2645a SS	600	gpio_export(OVERO_GPIO_BT_NRESET, 0);
	601	gpio_set_value(OVERO_GPIO_BT_NRESET, 0);
	602	mdelay(6);
	603	gpio_set_value(OVERO_GPIO_BT_NRESET, 1);
eba2645a SS	604	}
eba2645a SS	605
bc593f5d IG	606	ret = gpio_request_one(OVERO_GPIO_USBH_CPEN, GPIOF_OUT_INIT_HIGH,
	607	"OVERO_GPIO_USBH_CPEN");
	608	if (ret == 0)
eba2645a SS	609	gpio_export(OVERO_GPIO_USBH_CPEN, 0);
	610	else
	611	printk(KERN_ERR "could not obtain gpio for "
	612	"OVERO_GPIO_USBH_CPEN\n");
eba2645a SS	613	}
eba2645a SS	614
eba2645a	615	MACHINE_START(OVERO, "Gumstix Overo")
eba2645a	616	.boot_params = 0x80000100,
71ee7dad	617	.reserve = omap_reserve,
3dc3bad6 RKAL	618	.map_io = omap3_map_io,
	619	.init_early = overo_init_early,
	620	.init_irq = omap_init_irq,
eba2645a SS	621	.init_machine = overo_init,
	622	.timer = &omap_timer,
	623	MACHINE_END