arch/arm/mach-omap2/board-ldp.c - kernel/msm-4.19 - Gitiles

 /*
  * linux/arch/arm/mach-omap2/board-ldp.c
  *
  * Copyright (C) 2008 Texas Instruments Inc.
  * Nishant Kamat <nskamat@ti.com>
  *
  * Modified from mach-omap2/board-3430sdp.c
  *
  * 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.
  */
 #include <linux/gpio.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/platform_device.h>
 #include <linux/delay.h>
 #include <linux/input.h>
 #include <linux/input/matrix_keypad.h>
 #include <linux/gpio_keys.h>
 #include <linux/workqueue.h>
 #include <linux/err.h>
 #include <linux/clk.h>
 #include <linux/spi/spi.h>
 #include <linux/regulator/fixed.h>
 #include <linux/regulator/machine.h>
 #include <linux/i2c/twl.h>
 #include <linux/io.h>
 #include <linux/smsc911x.h>
 #include <linux/mmc/host.h>
 #include <linux/usb/phy.h>
 #include <linux/platform_data/spi-omap2-mcspi.h>

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

 #include "common.h"
 #include "board-zoom.h"
 #include "gpmc.h"
 #include "gpmc-smsc911x.h"

 #include <video/omapdss.h>
 #include <video/omap-panel-generic-dpi.h>

 #include "board-flash.h"
 #include "mux.h"
 #include "hsmmc.h"
 #include "control.h"
 #include "common-board-devices.h"

 #define LDP_SMSC911X_CS		1
 #define LDP_SMSC911X_GPIO	152
 #define DEBUG_BASE		0x08000000
 #define LDP_ETHR_START		DEBUG_BASE

 static uint32_t board_keymap[] = {
 	KEY(0, 0, KEY_1),
 	KEY(1, 0, KEY_2),
 	KEY(2, 0, KEY_3),
 	KEY(0, 1, KEY_4),
 	KEY(1, 1, KEY_5),
 	KEY(2, 1, KEY_6),
 	KEY(3, 1, KEY_F5),
 	KEY(0, 2, KEY_7),
 	KEY(1, 2, KEY_8),
 	KEY(2, 2, KEY_9),
 	KEY(3, 2, KEY_F6),
 	KEY(0, 3, KEY_F7),
 	KEY(1, 3, KEY_0),
 	KEY(2, 3, KEY_F8),
 	PERSISTENT_KEY(4, 5),
 	KEY(4, 4, KEY_VOLUMEUP),
 	KEY(5, 5, KEY_VOLUMEDOWN),
 	0
 };

 static struct matrix_keymap_data board_map_data = {
 	.keymap			= board_keymap,
 	.keymap_size		= ARRAY_SIZE(board_keymap),
 };

 static struct twl4030_keypad_data ldp_kp_twl4030_data = {
 	.keymap_data	= &board_map_data,
 	.rows		= 6,
 	.cols		= 6,
 	.rep		= 1,
 };

 static struct gpio_keys_button ldp_gpio_keys_buttons[] = {
 	[0] = {
 		.code			= KEY_ENTER,
 		.gpio			= 101,
 		.desc			= "enter sw",
 		.active_low		= 1,
 		.debounce_interval	= 30,
 	},
 	[1] = {
 		.code			= KEY_F1,
 		.gpio			= 102,
 		.desc			= "func 1",
 		.active_low		= 1,
 		.debounce_interval	= 30,
 	},
 	[2] = {
 		.code			= KEY_F2,
 		.gpio			= 103,
 		.desc			= "func 2",
 		.active_low		= 1,
 		.debounce_interval	= 30,
 	},
 	[3] = {
 		.code			= KEY_F3,
 		.gpio			= 104,
 		.desc			= "func 3",
 		.active_low		= 1,
 		.debounce_interval 	= 30,
 	},
 	[4] = {
 		.code			= KEY_F4,
 		.gpio			= 105,
 		.desc			= "func 4",
 		.active_low		= 1,
 		.debounce_interval	= 30,
 	},
 	[5] = {
 		.code			= KEY_LEFT,
 		.gpio			= 106,
 		.desc			= "left sw",
 		.active_low		= 1,
 		.debounce_interval	= 30,
 	},
 	[6] = {
 		.code			= KEY_RIGHT,
 		.gpio			= 107,
 		.desc			= "right sw",
 		.active_low		= 1,
 		.debounce_interval	= 30,
 	},
 	[7] = {
 		.code			= KEY_UP,
 		.gpio			= 108,
 		.desc			= "up sw",
 		.active_low		= 1,
 		.debounce_interval	= 30,
 	},
 	[8] = {
 		.code			= KEY_DOWN,
 		.gpio			= 109,
 		.desc			= "down sw",
 		.active_low		= 1,
 		.debounce_interval	= 30,
 	},
 };

 static struct gpio_keys_platform_data ldp_gpio_keys = {
 	.buttons		= ldp_gpio_keys_buttons,
 	.nbuttons		= ARRAY_SIZE(ldp_gpio_keys_buttons),
 	.rep			= 1,
 };

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

 static struct omap_smsc911x_platform_data smsc911x_cfg = {
 	.cs             = LDP_SMSC911X_CS,
 	.gpio_irq       = LDP_SMSC911X_GPIO,
 	.gpio_reset     = -EINVAL,
 	.flags		= SMSC911X_USE_32BIT,
 };

 static inline void __init ldp_init_smsc911x(void)
 {
 	gpmc_smsc911x_init(&smsc911x_cfg);
 }

 /* LCD */

 static int ldp_backlight_gpio;
 static int ldp_lcd_enable_gpio;

 #define LCD_PANEL_RESET_GPIO		55
 #define LCD_PANEL_QVGA_GPIO		56

 static int ldp_panel_enable_lcd(struct omap_dss_device *dssdev)
 {
 	if (gpio_is_valid(ldp_lcd_enable_gpio))
 		gpio_direction_output(ldp_lcd_enable_gpio, 1);
 	if (gpio_is_valid(ldp_backlight_gpio))
 		gpio_direction_output(ldp_backlight_gpio, 1);

 	return 0;
 }

 static void ldp_panel_disable_lcd(struct omap_dss_device *dssdev)
 {
 	if (gpio_is_valid(ldp_lcd_enable_gpio))
 		gpio_direction_output(ldp_lcd_enable_gpio, 0);
 	if (gpio_is_valid(ldp_backlight_gpio))
 		gpio_direction_output(ldp_backlight_gpio, 0);
 }

 static struct panel_generic_dpi_data ldp_panel_data = {
 	.name			= "nec_nl2432dr22-11b",
 	.platform_enable	= ldp_panel_enable_lcd,
 	.platform_disable	= ldp_panel_disable_lcd,
 };

 static struct omap_dss_device ldp_lcd_device = {
 	.name			= "lcd",
 	.driver_name		= "generic_dpi_panel",
 	.type			= OMAP_DISPLAY_TYPE_DPI,
 	.phy.dpi.data_lines	= 18,
 	.data			= &ldp_panel_data,
 };

 static struct omap_dss_device *ldp_dss_devices[] = {
 	&ldp_lcd_device,
 };

 static struct omap_dss_board_info ldp_dss_data = {
 	.num_devices	= ARRAY_SIZE(ldp_dss_devices),
 	.devices	= ldp_dss_devices,
 	.default_device	= &ldp_lcd_device,
 };

 static void __init ldp_display_init(void)
 {
 	int r;

 	static struct gpio gpios[] __initdata = {
 		{LCD_PANEL_RESET_GPIO, GPIOF_OUT_INIT_HIGH, "LCD RESET"},
 		{LCD_PANEL_QVGA_GPIO, GPIOF_OUT_INIT_HIGH, "LCD QVGA"},
 	};

 	r = gpio_request_array(gpios, ARRAY_SIZE(gpios));
 	if (r) {
 		pr_err("Cannot request LCD GPIOs, error %d\n", r);
 		return;
 	}

 	omap_display_init(&ldp_dss_data);
 }

 static int ldp_twl_gpio_setup(struct device *dev, unsigned gpio, unsigned ngpio)
 {
 	int r;

 	struct gpio gpios[] = {
 		{gpio + 7 , GPIOF_OUT_INIT_LOW, "LCD ENABLE"},
 		{gpio + 15, GPIOF_OUT_INIT_LOW, "LCD BACKLIGHT"},
 	};

 	r = gpio_request_array(gpios, ARRAY_SIZE(gpios));
 	if (r) {
 		pr_err("Cannot request LCD GPIOs, error %d\n", r);
 		ldp_backlight_gpio = -EINVAL;
 		ldp_lcd_enable_gpio = -EINVAL;
 		return r;
 	}

 	ldp_backlight_gpio = gpio + 15;
 	ldp_lcd_enable_gpio = gpio + 7;

 	return 0;
 }

 static struct twl4030_gpio_platform_data ldp_gpio_data = {
 	.setup		= ldp_twl_gpio_setup,
 };

 static struct regulator_consumer_supply ldp_vmmc1_supply[] = {
 	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
 };

 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 static struct regulator_init_data ldp_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(ldp_vmmc1_supply),
 	.consumer_supplies	= ldp_vmmc1_supply,
 };

 /* ads7846 on SPI */
 static struct regulator_consumer_supply ldp_vaux1_supplies[] = {
 	REGULATOR_SUPPLY("vcc", "spi1.0"),
 };

 /* VAUX1 */
 static struct regulator_init_data ldp_vaux1 = {
 	.constraints = {
 		.min_uV			= 3000000,
 		.max_uV			= 3000000,
 		.apply_uV		= true,
 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
 					| REGULATOR_MODE_STANDBY,
 		.valid_ops_mask		= REGULATOR_CHANGE_MODE
 					| REGULATOR_CHANGE_STATUS,
 	},
 	.num_consumer_supplies		= ARRAY_SIZE(ldp_vaux1_supplies),
 	.consumer_supplies		= ldp_vaux1_supplies,
 };

 static struct regulator_consumer_supply ldp_vpll2_supplies[] = {
 	REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
 	REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi1"),
 };

 static struct regulator_init_data ldp_vpll2 = {
 	.constraints = {
 		.name			= "VDVI",
 		.min_uV			= 1800000,
 		.max_uV			= 1800000,
 		.apply_uV		= true,
 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
 					| REGULATOR_MODE_STANDBY,
 		.valid_ops_mask		= REGULATOR_CHANGE_MODE
 					| REGULATOR_CHANGE_STATUS,
 	},
 	.num_consumer_supplies	= ARRAY_SIZE(ldp_vpll2_supplies),
 	.consumer_supplies	= ldp_vpll2_supplies,
 };

 static struct twl4030_platform_data ldp_twldata = {
 	/* platform_data for children goes here */
 	.vmmc1		= &ldp_vmmc1,
 	.vaux1		= &ldp_vaux1,
 	.vpll2		= &ldp_vpll2,
 	.gpio		= &ldp_gpio_data,
 	.keypad		= &ldp_kp_twl4030_data,
 };

 static int __init omap_i2c_init(void)
 {
 	omap3_pmic_get_config(&ldp_twldata,
 			  TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_MADC, 0);
 	omap3_pmic_init("twl4030", &ldp_twldata);
 	omap_register_i2c_bus(2, 400, NULL, 0);
 	omap_register_i2c_bus(3, 400, NULL, 0);
 	return 0;
 }

 static struct omap2_hsmmc_info mmc[] __initdata = {
 	{
 		.mmc		= 1,
 		.caps		= MMC_CAP_4_BIT_DATA,
 		.gpio_cd	= -EINVAL,
 		.gpio_wp	= -EINVAL,
 	},
 	{}	/* Terminator */
 };

 static struct platform_device *ldp_devices[] __initdata = {
 	&ldp_gpio_keys_device,
 };

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

 static struct mtd_partition ldp_nand_partitions[] = {
 	/* All the partition sizes are listed in terms of NAND block size */
 	{
 		.name		= "X-Loader-NAND",
 		.offset		= 0,
 		.size		= 4 * (64 * 2048),	/* 512KB, 0x80000 */
 		.mask_flags	= MTD_WRITEABLE,	/* force read-only */
 	},
 	{
 		.name		= "U-Boot-NAND",
 		.offset		= MTDPART_OFS_APPEND,	/* Offset = 0x80000 */
 		.size		= 10 * (64 * 2048),	/* 1.25MB, 0x140000 */
 		.mask_flags	= MTD_WRITEABLE,	/* force read-only */
 	},
 	{
 		.name		= "Boot Env-NAND",
 		.offset		= MTDPART_OFS_APPEND,   /* Offset = 0x1c0000 */
 		.size		= 2 * (64 * 2048),	/* 256KB, 0x40000 */
 	},
 	{
 		.name		= "Kernel-NAND",
 		.offset		= MTDPART_OFS_APPEND,	/* Offset = 0x0200000*/
 		.size		= 240 * (64 * 2048),	/* 30M, 0x1E00000 */
 	},
 	{
 		.name		= "File System - NAND",
 		.offset		= MTDPART_OFS_APPEND,	/* Offset = 0x2000000 */
 		.size		= MTDPART_SIZ_FULL,	/* 96MB, 0x6000000 */
 	},

 };

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

 static void __init omap_ldp_init(void)
 {
 	regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
 	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
 	ldp_init_smsc911x();
 	omap_i2c_init();
 	platform_add_devices(ldp_devices, ARRAY_SIZE(ldp_devices));
 	omap_ads7846_init(1, 54, 310, NULL);
 	omap_serial_init();
 	omap_sdrc_init(NULL, NULL);
 	usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
 	usb_musb_init(NULL);
 	board_nand_init(ldp_nand_partitions, ARRAY_SIZE(ldp_nand_partitions),
 			ZOOM_NAND_CS, 0, nand_default_timings);

 	omap_hsmmc_init(mmc);
 	ldp_display_init();
 }

 MACHINE_START(OMAP_LDP, "OMAP LDP board")
 	.atag_offset	= 0x100,
 	.reserve	= omap_reserve,
 	.map_io		= omap3_map_io,
 	.init_early	= omap3430_init_early,
 	.init_irq	= omap3_init_irq,
 	.handle_irq	= omap3_intc_handle_irq,
 	.init_machine	= omap_ldp_init,
 	.init_late	= omap3430_init_late,
 	.init_time	= omap3_sync32k_timer_init,
 	.restart	= omap3xxx_restart,
 MACHINE_END
	/*
	* linux/arch/arm/mach-omap2/board-ldp.c
	*
	* Copyright (C) 2008 Texas Instruments Inc.
	* Nishant Kamat <nskamat@ti.com>
	*
	* Modified from mach-omap2/board-3430sdp.c
	*
	* 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.
	*/
	#include <linux/gpio.h>
	#include <linux/kernel.h>
	#include <linux/init.h>
	#include <linux/platform_device.h>
	#include <linux/delay.h>
	#include <linux/input.h>
	#include <linux/input/matrix_keypad.h>
	#include <linux/gpio_keys.h>
	#include <linux/workqueue.h>
	#include <linux/err.h>
	#include <linux/clk.h>
	#include <linux/spi/spi.h>
	#include <linux/regulator/fixed.h>
	#include <linux/regulator/machine.h>
	#include <linux/i2c/twl.h>
	#include <linux/io.h>
	#include <linux/smsc911x.h>
	#include <linux/mmc/host.h>
	#include <linux/usb/phy.h>
	#include <linux/platform_data/spi-omap2-mcspi.h>

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

	#include "common.h"
	#include "board-zoom.h"
	#include "gpmc.h"
	#include "gpmc-smsc911x.h"

	#include <video/omapdss.h>
	#include <video/omap-panel-generic-dpi.h>

	#include "board-flash.h"
	#include "mux.h"
	#include "hsmmc.h"
	#include "control.h"
	#include "common-board-devices.h"

	#define LDP_SMSC911X_CS 1
	#define LDP_SMSC911X_GPIO 152
	#define DEBUG_BASE 0x08000000
	#define LDP_ETHR_START DEBUG_BASE

	static uint32_t board_keymap[] = {
	KEY(0, 0, KEY_1),
	KEY(1, 0, KEY_2),
	KEY(2, 0, KEY_3),
	KEY(0, 1, KEY_4),
	KEY(1, 1, KEY_5),
	KEY(2, 1, KEY_6),
	KEY(3, 1, KEY_F5),
	KEY(0, 2, KEY_7),
	KEY(1, 2, KEY_8),
	KEY(2, 2, KEY_9),
	KEY(3, 2, KEY_F6),
	KEY(0, 3, KEY_F7),
	KEY(1, 3, KEY_0),
	KEY(2, 3, KEY_F8),
	PERSISTENT_KEY(4, 5),
	KEY(4, 4, KEY_VOLUMEUP),
	KEY(5, 5, KEY_VOLUMEDOWN),
	0
	};

	static struct matrix_keymap_data board_map_data = {
	.keymap = board_keymap,
	.keymap_size = ARRAY_SIZE(board_keymap),
	};

	static struct twl4030_keypad_data ldp_kp_twl4030_data = {
	.keymap_data = &board_map_data,
	.rows = 6,
	.cols = 6,
	.rep = 1,
	};

	static struct gpio_keys_button ldp_gpio_keys_buttons[] = {
	[0] = {
	.code = KEY_ENTER,
	.gpio = 101,
	.desc = "enter sw",
	.active_low = 1,
	.debounce_interval = 30,
	},
	[1] = {
	.code = KEY_F1,
	.gpio = 102,
	.desc = "func 1",
	.active_low = 1,
	.debounce_interval = 30,
	},
	[2] = {
	.code = KEY_F2,
	.gpio = 103,
	.desc = "func 2",
	.active_low = 1,
	.debounce_interval = 30,
	},
	[3] = {
	.code = KEY_F3,
	.gpio = 104,
	.desc = "func 3",
	.active_low = 1,
	.debounce_interval = 30,
	},
	[4] = {
	.code = KEY_F4,
	.gpio = 105,
	.desc = "func 4",
	.active_low = 1,
	.debounce_interval = 30,
	},
	[5] = {
	.code = KEY_LEFT,
	.gpio = 106,
	.desc = "left sw",
	.active_low = 1,
	.debounce_interval = 30,
	},
	[6] = {
	.code = KEY_RIGHT,
	.gpio = 107,
	.desc = "right sw",
	.active_low = 1,
	.debounce_interval = 30,
	},
	[7] = {
	.code = KEY_UP,
	.gpio = 108,
	.desc = "up sw",
	.active_low = 1,
	.debounce_interval = 30,
	},
	[8] = {
	.code = KEY_DOWN,
	.gpio = 109,
	.desc = "down sw",
	.active_low = 1,
	.debounce_interval = 30,
	},
	};

	static struct gpio_keys_platform_data ldp_gpio_keys = {
	.buttons = ldp_gpio_keys_buttons,
	.nbuttons = ARRAY_SIZE(ldp_gpio_keys_buttons),
	.rep = 1,
	};

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

	static struct omap_smsc911x_platform_data smsc911x_cfg = {
	.cs = LDP_SMSC911X_CS,
	.gpio_irq = LDP_SMSC911X_GPIO,
	.gpio_reset = -EINVAL,
	.flags = SMSC911X_USE_32BIT,
	};

	static inline void __init ldp_init_smsc911x(void)
	{
	gpmc_smsc911x_init(&smsc911x_cfg);
	}

	/* LCD */

	static int ldp_backlight_gpio;
	static int ldp_lcd_enable_gpio;

	#define LCD_PANEL_RESET_GPIO 55
	#define LCD_PANEL_QVGA_GPIO 56

	static int ldp_panel_enable_lcd(struct omap_dss_device *dssdev)
	{
	if (gpio_is_valid(ldp_lcd_enable_gpio))
	gpio_direction_output(ldp_lcd_enable_gpio, 1);
	if (gpio_is_valid(ldp_backlight_gpio))
	gpio_direction_output(ldp_backlight_gpio, 1);

	return 0;
	}

	static void ldp_panel_disable_lcd(struct omap_dss_device *dssdev)
	{
	if (gpio_is_valid(ldp_lcd_enable_gpio))
	gpio_direction_output(ldp_lcd_enable_gpio, 0);
	if (gpio_is_valid(ldp_backlight_gpio))
	gpio_direction_output(ldp_backlight_gpio, 0);
	}

	static struct panel_generic_dpi_data ldp_panel_data = {
	.name = "nec_nl2432dr22-11b",
	.platform_enable = ldp_panel_enable_lcd,
	.platform_disable = ldp_panel_disable_lcd,
	};

	static struct omap_dss_device ldp_lcd_device = {
	.name = "lcd",
	.driver_name = "generic_dpi_panel",
	.type = OMAP_DISPLAY_TYPE_DPI,
	.phy.dpi.data_lines = 18,
	.data = &ldp_panel_data,
	};

	static struct omap_dss_device *ldp_dss_devices[] = {
	&ldp_lcd_device,
	};

	static struct omap_dss_board_info ldp_dss_data = {
	.num_devices = ARRAY_SIZE(ldp_dss_devices),
	.devices = ldp_dss_devices,
	.default_device = &ldp_lcd_device,
	};

	static void __init ldp_display_init(void)
	{
	int r;

	static struct gpio gpios[] __initdata = {
	{LCD_PANEL_RESET_GPIO, GPIOF_OUT_INIT_HIGH, "LCD RESET"},
	{LCD_PANEL_QVGA_GPIO, GPIOF_OUT_INIT_HIGH, "LCD QVGA"},
	};

	r = gpio_request_array(gpios, ARRAY_SIZE(gpios));
	if (r) {
	pr_err("Cannot request LCD GPIOs, error %d\n", r);
	return;
	}

	omap_display_init(&ldp_dss_data);
	}

	static int ldp_twl_gpio_setup(struct device *dev, unsigned gpio, unsigned ngpio)
	{
	int r;

	struct gpio gpios[] = {
	{gpio + 7 , GPIOF_OUT_INIT_LOW, "LCD ENABLE"},
	{gpio + 15, GPIOF_OUT_INIT_LOW, "LCD BACKLIGHT"},
	};

	r = gpio_request_array(gpios, ARRAY_SIZE(gpios));
	if (r) {
	pr_err("Cannot request LCD GPIOs, error %d\n", r);
	ldp_backlight_gpio = -EINVAL;
	ldp_lcd_enable_gpio = -EINVAL;
	return r;
	}

	ldp_backlight_gpio = gpio + 15;
	ldp_lcd_enable_gpio = gpio + 7;

	return 0;
	}

	static struct twl4030_gpio_platform_data ldp_gpio_data = {
	.setup = ldp_twl_gpio_setup,
	};

	static struct regulator_consumer_supply ldp_vmmc1_supply[] = {
	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
	};

	/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
	static struct regulator_init_data ldp_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(ldp_vmmc1_supply),
	.consumer_supplies = ldp_vmmc1_supply,
	};

	/* ads7846 on SPI */
	static struct regulator_consumer_supply ldp_vaux1_supplies[] = {
	REGULATOR_SUPPLY("vcc", "spi1.0"),
	};

	/* VAUX1 */
	static struct regulator_init_data ldp_vaux1 = {
	.constraints = {
	.min_uV = 3000000,
	.max_uV = 3000000,
	.apply_uV = true,
	.valid_modes_mask = REGULATOR_MODE_NORMAL
	\| REGULATOR_MODE_STANDBY,
	.valid_ops_mask = REGULATOR_CHANGE_MODE
	\| REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies = ARRAY_SIZE(ldp_vaux1_supplies),
	.consumer_supplies = ldp_vaux1_supplies,
	};

	static struct regulator_consumer_supply ldp_vpll2_supplies[] = {
	REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
	REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi1"),
	};

	static struct regulator_init_data ldp_vpll2 = {
	.constraints = {
	.name = "VDVI",
	.min_uV = 1800000,
	.max_uV = 1800000,
	.apply_uV = true,
	.valid_modes_mask = REGULATOR_MODE_NORMAL
	\| REGULATOR_MODE_STANDBY,
	.valid_ops_mask = REGULATOR_CHANGE_MODE
	\| REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies = ARRAY_SIZE(ldp_vpll2_supplies),
	.consumer_supplies = ldp_vpll2_supplies,
	};

	static struct twl4030_platform_data ldp_twldata = {
	/* platform_data for children goes here */
	.vmmc1 = &ldp_vmmc1,
	.vaux1 = &ldp_vaux1,
	.vpll2 = &ldp_vpll2,
	.gpio = &ldp_gpio_data,
	.keypad = &ldp_kp_twl4030_data,
	};

	static int __init omap_i2c_init(void)
	{
	omap3_pmic_get_config(&ldp_twldata,
	TWL_COMMON_PDATA_USB \| TWL_COMMON_PDATA_MADC, 0);
	omap3_pmic_init("twl4030", &ldp_twldata);
	omap_register_i2c_bus(2, 400, NULL, 0);
	omap_register_i2c_bus(3, 400, NULL, 0);
	return 0;
	}

	static struct omap2_hsmmc_info mmc[] __initdata = {
	{
	.mmc = 1,
	.caps = MMC_CAP_4_BIT_DATA,
	.gpio_cd = -EINVAL,
	.gpio_wp = -EINVAL,
	},
	{} /* Terminator */
	};

	static struct platform_device *ldp_devices[] __initdata = {
	&ldp_gpio_keys_device,
	};

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

	static struct mtd_partition ldp_nand_partitions[] = {
	/* All the partition sizes are listed in terms of NAND block size */
	{
	.name = "X-Loader-NAND",
	.offset = 0,
	.size = 4 * (64 * 2048), /* 512KB, 0x80000 */
	.mask_flags = MTD_WRITEABLE, /* force read-only */
	},
	{
	.name = "U-Boot-NAND",
	.offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
	.size = 10 * (64 * 2048), /* 1.25MB, 0x140000 */
	.mask_flags = MTD_WRITEABLE, /* force read-only */
	},
	{
	.name = "Boot Env-NAND",
	.offset = MTDPART_OFS_APPEND, /* Offset = 0x1c0000 */
	.size = 2 * (64 * 2048), /* 256KB, 0x40000 */
	},
	{
	.name = "Kernel-NAND",
	.offset = MTDPART_OFS_APPEND, /* Offset = 0x0200000*/
	.size = 240 * (64 * 2048), /* 30M, 0x1E00000 */
	},
	{
	.name = "File System - NAND",
	.offset = MTDPART_OFS_APPEND, /* Offset = 0x2000000 */
	.size = MTDPART_SIZ_FULL, /* 96MB, 0x6000000 */
	},

	};

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

	static void __init omap_ldp_init(void)
	{
	regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
	ldp_init_smsc911x();
	omap_i2c_init();
	platform_add_devices(ldp_devices, ARRAY_SIZE(ldp_devices));
	omap_ads7846_init(1, 54, 310, NULL);
	omap_serial_init();
	omap_sdrc_init(NULL, NULL);
	usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
	usb_musb_init(NULL);
	board_nand_init(ldp_nand_partitions, ARRAY_SIZE(ldp_nand_partitions),
	ZOOM_NAND_CS, 0, nand_default_timings);

	omap_hsmmc_init(mmc);
	ldp_display_init();
	}

	MACHINE_START(OMAP_LDP, "OMAP LDP board")
	.atag_offset = 0x100,
	.reserve = omap_reserve,
	.map_io = omap3_map_io,
	.init_early = omap3430_init_early,
	.init_irq = omap3_init_irq,
	.handle_irq = omap3_intc_handle_irq,
	.init_machine = omap_ldp_init,
	.init_late = omap3430_init_late,
	.init_time = omap3_sync32k_timer_init,
	.restart = omap3xxx_restart,
	MACHINE_END