[deliverable/linux.git] / arch / arm / mach-omap2 / board-igep0020.c

/*
 * Copyright (C) 2009 Integration Software and Electronic Engineering.
 *
 * Modified from mach-omap2/board-generic.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/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/err.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/interrupt.h>

#include <linux/regulator/machine.h>
#include <linux/i2c/twl.h>
#include <linux/mmc/host.h>

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

#include <plat/board.h>
#include <plat/common.h>
#include <plat/gpmc.h>
#include <plat/usb.h>
#include <plat/display.h>
#include <plat/onenand.h>

#include "mux.h"
#include "hsmmc.h"
#include "sdram-numonyx-m65kxxxxam.h"

#define IGEP2_SMSC911X_CS       5
#define IGEP2_SMSC911X_GPIO     176
#define IGEP2_GPIO_USBH_NRESET  24
#define IGEP2_GPIO_LED0_GREEN   26
#define IGEP2_GPIO_LED0_RED     27
#define IGEP2_GPIO_LED1_RED     28
#define IGEP2_GPIO_DVI_PUP      170

#define IGEP2_RB_GPIO_WIFI_NPD     94
#define IGEP2_RB_GPIO_WIFI_NRESET  95
#define IGEP2_RB_GPIO_BT_NRESET    137
#define IGEP2_RC_GPIO_WIFI_NPD     138
#define IGEP2_RC_GPIO_WIFI_NRESET  139
#define IGEP2_RC_GPIO_BT_NRESET    137

/*
 * IGEP2 Hardware Revision Table
 *
 *  --------------------------------------------------------------------------
 * | Id. | Hw Rev.            | HW0 (28) | WIFI_NPD | WIFI_NRESET | BT_NRESET |
 *  --------------------------------------------------------------------------
 * |  0  | B                  |   high   |  gpio94  |   gpio95    |     -     |
 * |  0  | B/C (B-compatible) |   high   |  gpio94  |   gpio95    |  gpio137  |
 * |  1  | C                  |   low    |  gpio138 |   gpio139   |  gpio137  |
 *  --------------------------------------------------------------------------
 */

#define IGEP2_BOARD_HWREV_B	0
#define IGEP2_BOARD_HWREV_C	1

static u8 hwrev;

static void __init igep2_get_revision(void)
{
	u8 ret;

	omap_mux_init_gpio(IGEP2_GPIO_LED1_RED, OMAP_PIN_INPUT);

	if ((gpio_request(IGEP2_GPIO_LED1_RED, "GPIO_HW0_REV") == 0) &&
	    (gpio_direction_input(IGEP2_GPIO_LED1_RED) == 0)) {
		ret = gpio_get_value(IGEP2_GPIO_LED1_RED);
		if (ret == 0) {
			pr_info("IGEP2: Hardware Revision C (B-NON compatible)\n");
			hwrev = IGEP2_BOARD_HWREV_C;
		} else if (ret ==  1) {
			pr_info("IGEP2: Hardware Revision B/C (B compatible)\n");
			hwrev = IGEP2_BOARD_HWREV_B;
		} else {
			pr_err("IGEP2: Unknown Hardware Revision\n");
			hwrev = -1;
		}
	} else {
		pr_warning("IGEP2: Could not obtain gpio GPIO_HW0_REV\n");
		pr_err("IGEP2: Unknown Hardware Revision\n");
	}

	gpio_free(IGEP2_GPIO_LED1_RED);
}

#if defined(CONFIG_MTD_ONENAND_OMAP2) || \
	defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)

#define ONENAND_MAP             0x20000000

/* NAND04GR4E1A ( x2 Flash built-in COMBO POP MEMORY )
 * Since the device is equipped with two DataRAMs, and two-plane NAND
 * Flash memory array, these two component enables simultaneous program
 * of 4KiB. Plane1 has only even blocks such as block0, block2, block4
 * while Plane2 has only odd blocks such as block1, block3, block5.
 * So MTD regards it as 4KiB page size and 256KiB block size 64*(2*2048)
 */

static struct mtd_partition igep2_onenand_partitions[] = {
	{
		.name           = "X-Loader",
		.offset         = 0,
		.size           = 2 * (64*(2*2048))
	},
	{
		.name           = "U-Boot",
		.offset         = MTDPART_OFS_APPEND,
		.size           = 6 * (64*(2*2048)),
	},
	{
		.name           = "Environment",
		.offset         = MTDPART_OFS_APPEND,
		.size           = 2 * (64*(2*2048)),
	},
	{
		.name           = "Kernel",
		.offset         = MTDPART_OFS_APPEND,
		.size           = 12 * (64*(2*2048)),
	},
	{
		.name           = "File System",
		.offset         = MTDPART_OFS_APPEND,
		.size           = MTDPART_SIZ_FULL,
	},
};

static struct omap_onenand_platform_data igep2_onenand_data = {
	.parts = igep2_onenand_partitions,
	.nr_parts = ARRAY_SIZE(igep2_onenand_partitions),
	.dma_channel	= -1,	/* disable DMA in OMAP OneNAND driver */
};

static struct platform_device igep2_onenand_device = {
	.name		= "omap2-onenand",
	.id		= -1,
	.dev = {
		.platform_data = &igep2_onenand_data,
	},
};

static void __init igep2_flash_init(void)
{
	u8 cs = 0;
	u8 onenandcs = GPMC_CS_NUM + 1;

	for (cs = 0; cs < GPMC_CS_NUM; cs++) {
		u32 ret;
		ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);

		/* Check if NAND/oneNAND is configured */
		if ((ret & 0xC00) == 0x800)
			/* NAND found */
			pr_err("IGEP2: Unsupported NAND found\n");
		else {
			ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG7);
			if ((ret & 0x3F) == (ONENAND_MAP >> 24))
				/* ONENAND found */
				onenandcs = cs;
		}
	}

	if (onenandcs > GPMC_CS_NUM) {
		pr_err("IGEP2: Unable to find configuration in GPMC\n");
		return;
	}

	igep2_onenand_data.cs = onenandcs;

	if (platform_device_register(&igep2_onenand_device) < 0)
		pr_err("IGEP2: Unable to register OneNAND device\n");
}

#else
static void __init igep2_flash_init(void) {}
#endif

#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)

#include <linux/smsc911x.h>

static struct smsc911x_platform_config igep2_smsc911x_config = {
	.irq_polarity	= SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
	.irq_type	= SMSC911X_IRQ_TYPE_OPEN_DRAIN,
	.flags		= SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS  ,
	.phy_interface	= PHY_INTERFACE_MODE_MII,
};

static struct resource igep2_smsc911x_resources[] = {
	{
		.flags	= IORESOURCE_MEM,
	},
	{
		.start	= OMAP_GPIO_IRQ(IGEP2_SMSC911X_GPIO),
		.end	= OMAP_GPIO_IRQ(IGEP2_SMSC911X_GPIO),
		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
	},
};

static struct platform_device igep2_smsc911x_device = {
	.name		= "smsc911x",
	.id		= 0,
	.num_resources	= ARRAY_SIZE(igep2_smsc911x_resources),
	.resource	= igep2_smsc911x_resources,
	.dev		= {
		.platform_data = &igep2_smsc911x_config,
	},
};

static inline void __init igep2_init_smsc911x(void)
{
	unsigned long cs_mem_base;

	if (gpmc_cs_request(IGEP2_SMSC911X_CS, SZ_16M, &cs_mem_base) < 0) {
		pr_err("IGEP v2: Failed request for GPMC mem for smsc911x\n");
		gpmc_cs_free(IGEP2_SMSC911X_CS);
		return;
	}

	igep2_smsc911x_resources[0].start = cs_mem_base + 0x0;
	igep2_smsc911x_resources[0].end   = cs_mem_base + 0xff;

	if ((gpio_request(IGEP2_SMSC911X_GPIO, "SMSC911X IRQ") == 0) &&
	    (gpio_direction_input(IGEP2_SMSC911X_GPIO) == 0)) {
		gpio_export(IGEP2_SMSC911X_GPIO, 0);
	} else {
		pr_err("IGEP v2: Could not obtain gpio for for SMSC911X IRQ\n");
		return;
	}

	platform_device_register(&igep2_smsc911x_device);
}

#else
static inline void __init igep2_init_smsc911x(void) { }
#endif

static struct regulator_consumer_supply igep2_vmmc1_supply = {
	.supply		= "vmmc",
};

/* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
static struct regulator_init_data igep2_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      = &igep2_vmmc1_supply,
};

static struct omap2_hsmmc_info mmc[] = {
	{
		.mmc		= 1,
		.caps		= MMC_CAP_4_BIT_DATA,
		.gpio_cd	= -EINVAL,
		.gpio_wp	= -EINVAL,
	},
#if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE)
	{
		.mmc		= 2,
		.caps		= MMC_CAP_4_BIT_DATA,
		.gpio_cd	= -EINVAL,
		.gpio_wp	= -EINVAL,
	},
#endif
	{}      /* Terminator */
};

#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
#include <linux/leds.h>

static struct gpio_led igep2_gpio_leds[] = {
	[0] = {
		.name			= "gpio-led:red:d0",
		.gpio			= IGEP2_GPIO_LED0_RED,
		.default_trigger	= "default-off"
	},
	[1] = {
		.name			= "gpio-led:green:d0",
		.gpio			= IGEP2_GPIO_LED0_GREEN,
		.default_trigger	= "default-off",
	},
	[2] = {
		.name			= "gpio-led:red:d1",
		.gpio			= IGEP2_GPIO_LED1_RED,
		.default_trigger	= "default-off",
	},
	[3] = {
		.name			= "gpio-led:green:d1",
		.default_trigger	= "heartbeat",
		.gpio			= -EINVAL, /* gets replaced */
	},
};

static struct gpio_led_platform_data igep2_led_pdata = {
	.leds           = igep2_gpio_leds,
	.num_leds       = ARRAY_SIZE(igep2_gpio_leds),
};

static struct platform_device igep2_led_device = {
	 .name   = "leds-gpio",
	 .id     = -1,
	 .dev    = {
		 .platform_data  =  &igep2_led_pdata,
	},
};

static void __init igep2_leds_init(void)
{
	platform_device_register(&igep2_led_device);
}

#else
static inline void igep2_leds_init(void)
{
	if ((gpio_request(IGEP2_GPIO_LED0_RED, "gpio-led:red:d0") == 0) &&
	    (gpio_direction_output(IGEP2_GPIO_LED0_RED, 1) == 0)) {
		gpio_export(IGEP2_GPIO_LED0_RED, 0);
		gpio_set_value(IGEP2_GPIO_LED0_RED, 0);
	} else
		pr_warning("IGEP v2: Could not obtain gpio GPIO_LED0_RED\n");

	if ((gpio_request(IGEP2_GPIO_LED0_GREEN, "gpio-led:green:d0") == 0) &&
	    (gpio_direction_output(IGEP2_GPIO_LED0_GREEN, 1) == 0)) {
		gpio_export(IGEP2_GPIO_LED0_GREEN, 0);
		gpio_set_value(IGEP2_GPIO_LED0_GREEN, 0);
	} else
		pr_warning("IGEP v2: Could not obtain gpio GPIO_LED0_GREEN\n");

	if ((gpio_request(IGEP2_GPIO_LED1_RED, "gpio-led:red:d1") == 0) &&
	    (gpio_direction_output(IGEP2_GPIO_LED1_RED, 1) == 0)) {
		gpio_export(IGEP2_GPIO_LED1_RED, 0);
		gpio_set_value(IGEP2_GPIO_LED1_RED, 0);
	} else
		pr_warning("IGEP v2: Could not obtain gpio GPIO_LED1_RED\n");

}
#endif

static int igep2_twl_gpio_setup(struct device *dev,
		unsigned gpio, unsigned ngpio)
{
	/* gpio + 0 is "mmc0_cd" (input/IRQ) */
	mmc[0].gpio_cd = gpio + 0;
	omap2_hsmmc_init(mmc);

	/*
	 * link regulators to MMC adapters ... we "know" the
	 * regulators will be set up only *after* we return.
	 */
	igep2_vmmc1_supply.dev = mmc[0].dev;

	/*
	 * REVISIT: need ehci-omap hooks for external VBUS
	 * power switch and overcurrent detect
	 */
	if ((gpio_request(gpio + 1, "GPIO_EHCI_NOC") < 0) ||
	    (gpio_direction_input(gpio + 1) < 0))
		pr_err("IGEP2: Could not obtain gpio for EHCI NOC");

	/*
	 * TWL4030_GPIO_MAX + 0 == ledA, GPIO_USBH_CPEN
	 * (out, active low)
	 */
	if ((gpio_request(gpio + TWL4030_GPIO_MAX, "GPIO_USBH_CPEN") < 0) ||
	    (gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0) < 0))
		pr_err("IGEP2: Could not obtain gpio for USBH_CPEN");

	/* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
#if !defined(CONFIG_LEDS_GPIO) && !defined(CONFIG_LEDS_GPIO_MODULE)
	if ((gpio_request(gpio+TWL4030_GPIO_MAX+1, "gpio-led:green:d1") == 0)
	    && (gpio_direction_output(gpio + TWL4030_GPIO_MAX + 1, 1) == 0)) {
		gpio_export(gpio + TWL4030_GPIO_MAX + 1, 0);
		gpio_set_value(gpio + TWL4030_GPIO_MAX + 1, 0);
	} else
		pr_warning("IGEP v2: Could not obtain gpio GPIO_LED1_GREEN\n");
#else
	igep2_gpio_leds[3].gpio = gpio + TWL4030_GPIO_MAX + 1;
#endif

	return 0;
};

static struct twl4030_gpio_platform_data igep2_twl4030_gpio_pdata = {
	.gpio_base	= OMAP_MAX_GPIO_LINES,
	.irq_base	= TWL4030_GPIO_IRQ_BASE,
	.irq_end	= TWL4030_GPIO_IRQ_END,
	.use_leds	= true,
	.setup		= igep2_twl_gpio_setup,
};

static struct twl4030_usb_data igep2_usb_data = {
	.usb_mode	= T2_USB_MODE_ULPI,
};

static int igep2_enable_dvi(struct omap_dss_device *dssdev)
{
	gpio_direction_output(IGEP2_GPIO_DVI_PUP, 1);

	return 0;
}

static void igep2_disable_dvi(struct omap_dss_device *dssdev)
{
	gpio_direction_output(IGEP2_GPIO_DVI_PUP, 0);
}

static struct omap_dss_device igep2_dvi_device = {
	.type			= OMAP_DISPLAY_TYPE_DPI,
	.name			= "dvi",
	.driver_name		= "generic_panel",
	.phy.dpi.data_lines	= 24,
	.platform_enable	= igep2_enable_dvi,
	.platform_disable	= igep2_disable_dvi,
};

static struct omap_dss_device *igep2_dss_devices[] = {
	&igep2_dvi_device
};

static struct omap_dss_board_info igep2_dss_data = {
	.num_devices	= ARRAY_SIZE(igep2_dss_devices),
	.devices	= igep2_dss_devices,
	.default_device	= &igep2_dvi_device,
};

static struct platform_device igep2_dss_device = {
	.name	= "omapdss",
	.id	= -1,
	.dev	= {
		.platform_data = &igep2_dss_data,
	},
};

static struct regulator_consumer_supply igep2_vpll2_supply = {
	.supply	= "vdds_dsi",
	.dev	= &igep2_dss_device.dev,
};

static struct regulator_init_data igep2_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	= 1,
	.consumer_supplies	= &igep2_vpll2_supply,
};

static void __init igep2_display_init(void)
{
	if (gpio_request(IGEP2_GPIO_DVI_PUP, "GPIO_DVI_PUP") &&
	    gpio_direction_output(IGEP2_GPIO_DVI_PUP, 1))
		pr_err("IGEP v2: Could not obtain gpio GPIO_DVI_PUP\n");
}

static struct platform_device *igep2_devices[] __initdata = {
	&igep2_dss_device,
};

static void __init igep2_init_irq(void)
{
	omap2_init_common_hw(m65kxxxxam_sdrc_params, m65kxxxxam_sdrc_params);
	omap_init_irq();
}

static struct twl4030_codec_audio_data igep2_audio_data = {
	.audio_mclk = 26000000,
};

static struct twl4030_codec_data igep2_codec_data = {
	.audio_mclk = 26000000,
	.audio = &igep2_audio_data,
};

static struct twl4030_platform_data igep2_twldata = {
	.irq_base	= TWL4030_IRQ_BASE,
	.irq_end	= TWL4030_IRQ_END,

	/* platform_data for children goes here */
	.usb		= &igep2_usb_data,
	.codec		= &igep2_codec_data,
	.gpio		= &igep2_twl4030_gpio_pdata,
	.vmmc1          = &igep2_vmmc1,
	.vpll2		= &igep2_vpll2,

};

static struct i2c_board_info __initdata igep2_i2c1_boardinfo[] = {
	{
		I2C_BOARD_INFO("twl4030", 0x48),
		.flags		= I2C_CLIENT_WAKE,
		.irq		= INT_34XX_SYS_NIRQ,
		.platform_data	= &igep2_twldata,
	},
};

static struct i2c_board_info __initdata igep2_i2c3_boardinfo[] = {
	{
		I2C_BOARD_INFO("eeprom", 0x50),
	},
};

static void __init igep2_i2c_init(void)
{
	int ret;

	ret = omap_register_i2c_bus(1, 2600, igep2_i2c1_boardinfo,
		ARRAY_SIZE(igep2_i2c1_boardinfo));
	if (ret)
		pr_warning("IGEP2: Could not register I2C1 bus (%d)\n", ret);

	/*
	 * Bus 3 is attached to the DVI port where devices like the pico DLP
	 * projector don't work reliably with 400kHz
	 */
	ret = omap_register_i2c_bus(3, 100, igep2_i2c3_boardinfo,
		ARRAY_SIZE(igep2_i2c3_boardinfo));
	if (ret)
		pr_warning("IGEP2: Could not register I2C3 bus (%d)\n", ret);
}

static struct omap_musb_board_data musb_board_data = {
	.interface_type		= MUSB_INTERFACE_ULPI,
	.mode			= MUSB_OTG,
	.power			= 100,
};

static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
	.port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
	.port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN,
	.port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,

	.phy_reset = true,
	.reset_gpio_port[0] = IGEP2_GPIO_USBH_NRESET,
	.reset_gpio_port[1] = -EINVAL,
	.reset_gpio_port[2] = -EINVAL,
};

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

#if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE)

static void __init igep2_wlan_bt_init(void)
{
	unsigned npd, wreset, btreset;

	/* GPIO's for WLAN-BT combo depends on hardware revision */
	if (hwrev == IGEP2_BOARD_HWREV_B) {
		npd = IGEP2_RB_GPIO_WIFI_NPD;
		wreset = IGEP2_RB_GPIO_WIFI_NRESET;
		btreset = IGEP2_RB_GPIO_BT_NRESET;
	} else if (hwrev == IGEP2_BOARD_HWREV_C) {
		npd = IGEP2_RC_GPIO_WIFI_NPD;
		wreset = IGEP2_RC_GPIO_WIFI_NRESET;
		btreset = IGEP2_RC_GPIO_BT_NRESET;
	} else
		return;

	/* Set GPIO's for  WLAN-BT combo module */
	if ((gpio_request(npd, "GPIO_WIFI_NPD") == 0) &&
	    (gpio_direction_output(npd, 1) == 0)) {
		gpio_export(npd, 0);
	} else
		pr_warning("IGEP2: Could not obtain gpio GPIO_WIFI_NPD\n");

	if ((gpio_request(wreset, "GPIO_WIFI_NRESET") == 0) &&
	    (gpio_direction_output(wreset, 1) == 0)) {
		gpio_export(wreset, 0);
		gpio_set_value(wreset, 0);
		udelay(10);
		gpio_set_value(wreset, 1);
	} else
		pr_warning("IGEP2: Could not obtain gpio GPIO_WIFI_NRESET\n");

	if ((gpio_request(btreset, "GPIO_BT_NRESET") == 0) &&
	    (gpio_direction_output(btreset, 1) == 0)) {
		gpio_export(btreset, 0);
	} else
		pr_warning("IGEP2: Could not obtain gpio GPIO_BT_NRESET\n");
}
#else
static inline void __init igep2_wlan_bt_init(void) { }
#endif

static void __init igep2_init(void)
{
	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);

	/* Get IGEP2 hardware revision */
	igep2_get_revision();
	/* Register I2C busses and drivers */
	igep2_i2c_init();
	platform_add_devices(igep2_devices, ARRAY_SIZE(igep2_devices));
	omap_serial_init();
	usb_musb_init(&musb_board_data);
	usb_ehci_init(&ehci_pdata);

	igep2_flash_init();
	igep2_leds_init();
	igep2_display_init();
	igep2_init_smsc911x();

	/*
	 * WLAN-BT combo module from MuRata wich has a Marvell WLAN
	 * (88W8686) + CSR Bluetooth chipset. Uses SDIO interface.
	 */
	igep2_wlan_bt_init();

}

MACHINE_START(IGEP0020, "IGEP v2 board")
	.boot_params	= 0x80000100,
	.map_io		= omap3_map_io,
	.reserve	= omap_reserve,
	.init_irq	= igep2_init_irq,
	.init_machine	= igep2_init,
	.timer		= &omap_timer,
MACHINE_END
Commit	Line	Data
58e11162 EBS	1	/*
	2	* Copyright (C) 2009 Integration Software and Electronic Engineering.
	3	*
	4	* Modified from mach-omap2/board-generic.c
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License version 2 as
	8	* published by the Free Software Foundation.
	9	*/
	10
	11	#include <linux/kernel.h>
	12	#include <linux/init.h>
	13	#include <linux/platform_device.h>
	14	#include <linux/delay.h>
	15	#include <linux/err.h>
	16	#include <linux/clk.h>
	17	#include <linux/io.h>
	18	#include <linux/gpio.h>
	19	#include <linux/interrupt.h>
	20
	21	#include <linux/regulator/machine.h>
ebeb53e1	22	#include <linux/i2c/twl.h>
3a63833e	23	#include <linux/mmc/host.h>
58e11162 EBS	24
	25	#include <asm/mach-types.h>
	26	#include <asm/mach/arch.h>
	27
	28	#include <plat/board.h>
	29	#include <plat/common.h>
	30	#include <plat/gpmc.h>
58e11162	31	#include <plat/usb.h>
691de27f	32	#include <plat/display.h>
cddb483a	33	#include <plat/onenand.h>
58e11162	34
ca5742bd	35	#include "mux.h"
d02a900b	36	#include "hsmmc.h"
22f1baac	37	#include "sdram-numonyx-m65kxxxxam.h"
58e11162 EBS	38
	39	#define IGEP2_SMSC911X_CS 5
	40	#define IGEP2_SMSC911X_GPIO 176
	41	#define IGEP2_GPIO_USBH_NRESET 24
5a9fcc99 EBS	42	#define IGEP2_GPIO_LED0_GREEN 26
	43	#define IGEP2_GPIO_LED0_RED 27
	44	#define IGEP2_GPIO_LED1_RED 28
	45	#define IGEP2_GPIO_DVI_PUP 170
	46
	47	#define IGEP2_RB_GPIO_WIFI_NPD 94
	48	#define IGEP2_RB_GPIO_WIFI_NRESET 95
	49	#define IGEP2_RB_GPIO_BT_NRESET 137
	50	#define IGEP2_RC_GPIO_WIFI_NPD 138
	51	#define IGEP2_RC_GPIO_WIFI_NRESET 139
	52	#define IGEP2_RC_GPIO_BT_NRESET 137
58e11162	53
3f8c48d9 EBS	54	/*
	55	* IGEP2 Hardware Revision Table
	56	*
5a9fcc99 EBS	57	* --------------------------------------------------------------------------
	58	* \| Id. \| Hw Rev. \| HW0 (28) \| WIFI_NPD \| WIFI_NRESET \| BT_NRESET \|
	59	* --------------------------------------------------------------------------
	60	* \| 0 \| B \| high \| gpio94 \| gpio95 \| - \|
	61	* \| 0 \| B/C (B-compatible) \| high \| gpio94 \| gpio95 \| gpio137 \|
	62	* \| 1 \| C \| low \| gpio138 \| gpio139 \| gpio137 \|
	63	* --------------------------------------------------------------------------
3f8c48d9 EBS	64	*/
	65
	66	#define IGEP2_BOARD_HWREV_B 0
	67	#define IGEP2_BOARD_HWREV_C 1
	68
	69	static u8 hwrev;
	70
	71	static void __init igep2_get_revision(void)
	72	{
	73	u8 ret;
	74
	75	omap_mux_init_gpio(IGEP2_GPIO_LED1_RED, OMAP_PIN_INPUT);
	76
	77	if ((gpio_request(IGEP2_GPIO_LED1_RED, "GPIO_HW0_REV") == 0) &&
	78	(gpio_direction_input(IGEP2_GPIO_LED1_RED) == 0)) {
	79	ret = gpio_get_value(IGEP2_GPIO_LED1_RED);
	80	if (ret == 0) {
	81	pr_info("IGEP2: Hardware Revision C (B-NON compatible)\n");
	82	hwrev = IGEP2_BOARD_HWREV_C;
	83	} else if (ret == 1) {
	84	pr_info("IGEP2: Hardware Revision B/C (B compatible)\n");
	85	hwrev = IGEP2_BOARD_HWREV_B;
	86	} else {
	87	pr_err("IGEP2: Unknown Hardware Revision\n");
	88	hwrev = -1;
	89	}
	90	} else {
	91	pr_warning("IGEP2: Could not obtain gpio GPIO_HW0_REV\n");
	92	pr_err("IGEP2: Unknown Hardware Revision\n");
	93	}
	94
	95	gpio_free(IGEP2_GPIO_LED1_RED);
	96	}
58e11162	97
cddb483a EBS	98	#if defined(CONFIG_MTD_ONENAND_OMAP2) \|\| \
	99	defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
	100
	101	#define ONENAND_MAP 0x20000000
	102
	103	/* NAND04GR4E1A ( x2 Flash built-in COMBO POP MEMORY )
	104	* Since the device is equipped with two DataRAMs, and two-plane NAND
	105	* Flash memory array, these two component enables simultaneous program
	106	* of 4KiB. Plane1 has only even blocks such as block0, block2, block4
	107	* while Plane2 has only odd blocks such as block1, block3, block5.
	108	* So MTD regards it as 4KiB page size and 256KiB block size 64(22048)
	109	*/
	110
	111	static struct mtd_partition igep2_onenand_partitions[] = {
	112	{
	113	.name = "X-Loader",
	114	.offset = 0,
	115	.size = 2 * (64(22048))
	116	},
	117	{
	118	.name = "U-Boot",
	119	.offset = MTDPART_OFS_APPEND,
	120	.size = 6 * (64(22048)),
	121	},
	122	{
	123	.name = "Environment",
	124	.offset = MTDPART_OFS_APPEND,
	125	.size = 2 * (64(22048)),
	126	},
	127	{
	128	.name = "Kernel",
	129	.offset = MTDPART_OFS_APPEND,
	130	.size = 12 * (64(22048)),
	131	},
	132	{
	133	.name = "File System",
	134	.offset = MTDPART_OFS_APPEND,
	135	.size = MTDPART_SIZ_FULL,
	136	},
	137	};
	138
cddb483a EBS	139	static struct omap_onenand_platform_data igep2_onenand_data = {
	140	.parts = igep2_onenand_partitions,
	141	.nr_parts = ARRAY_SIZE(igep2_onenand_partitions),
cddb483a EBS	142	.dma_channel = -1, /* disable DMA in OMAP OneNAND driver */
	143	};
	144
	145	static struct platform_device igep2_onenand_device = {
	146	.name = "omap2-onenand",
	147	.id = -1,
	148	.dev = {
	149	.platform_data = &igep2_onenand_data,
	150	},
	151	};
	152
04aeae77	153	static void __init igep2_flash_init(void)
cddb483a	154	{
235228ba EBS	155	u8 cs = 0;
235228ba EBS	156	u8 onenandcs = GPMC_CS_NUM + 1;
cddb483a	157
235228ba EBS	158	for (cs = 0; cs < GPMC_CS_NUM; cs++) {
235228ba EBS	159	u32 ret;
cddb483a EBS	160	ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
	161
	162	/* Check if NAND/oneNAND is configured */
	163	if ((ret & 0xC00) == 0x800)
	164	/* NAND found */
235228ba	165	pr_err("IGEP2: Unsupported NAND found\n");
cddb483a EBS	166	else {
	167	ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG7);
	168	if ((ret & 0x3F) == (ONENAND_MAP >> 24))
	169	/* ONENAND found */
	170	onenandcs = cs;
	171	}
cddb483a	172	}
235228ba	173
cddb483a	174	if (onenandcs > GPMC_CS_NUM) {
235228ba	175	pr_err("IGEP2: Unable to find configuration in GPMC\n");
cddb483a EBS	176	return;
	177	}
	178
235228ba EBS	179	igep2_onenand_data.cs = onenandcs;
	180
	181	if (platform_device_register(&igep2_onenand_device) < 0)
	182	pr_err("IGEP2: Unable to register OneNAND device\n");
cddb483a EBS	183	}
	184
	185	#else
04aeae77	186	static void __init igep2_flash_init(void) {}
cddb483a EBS	187	#endif
cddb483a EBS	188
58e11162 EBS	189	#if defined(CONFIG_SMSC911X) \|\| defined(CONFIG_SMSC911X_MODULE)
	190
	191	#include <linux/smsc911x.h>
	192
	193	static struct smsc911x_platform_config igep2_smsc911x_config = {
	194	.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
	195	.irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
	196	.flags = SMSC911X_USE_32BIT \| SMSC911X_SAVE_MAC_ADDRESS ,
	197	.phy_interface = PHY_INTERFACE_MODE_MII,
	198	};
	199
	200	static struct resource igep2_smsc911x_resources[] = {
	201	{
	202	.flags = IORESOURCE_MEM,
	203	},
	204	{
	205	.start = OMAP_GPIO_IRQ(IGEP2_SMSC911X_GPIO),
	206	.end = OMAP_GPIO_IRQ(IGEP2_SMSC911X_GPIO),
	207	.flags = IORESOURCE_IRQ \| IORESOURCE_IRQ_LOWLEVEL,
	208	},
	209	};
	210
	211	static struct platform_device igep2_smsc911x_device = {
	212	.name = "smsc911x",
	213	.id = 0,
	214	.num_resources = ARRAY_SIZE(igep2_smsc911x_resources),
	215	.resource = igep2_smsc911x_resources,
	216	.dev = {
	217	.platform_data = &igep2_smsc911x_config,
	218	},
	219	};
	220
	221	static inline void __init igep2_init_smsc911x(void)
	222	{
	223	unsigned long cs_mem_base;
	224
	225	if (gpmc_cs_request(IGEP2_SMSC911X_CS, SZ_16M, &cs_mem_base) < 0) {
	226	pr_err("IGEP v2: Failed request for GPMC mem for smsc911x\n");
	227	gpmc_cs_free(IGEP2_SMSC911X_CS);
	228	return;
	229	}
	230
	231	igep2_smsc911x_resources[0].start = cs_mem_base + 0x0;
	232	igep2_smsc911x_resources[0].end = cs_mem_base + 0xff;
	233
	234	if ((gpio_request(IGEP2_SMSC911X_GPIO, "SMSC911X IRQ") == 0) &&
	235	(gpio_direction_input(IGEP2_SMSC911X_GPIO) == 0)) {
	236	gpio_export(IGEP2_SMSC911X_GPIO, 0);
	237	} else {
	238	pr_err("IGEP v2: Could not obtain gpio for for SMSC911X IRQ\n");
	239	return;
	240	}
	241
	242	platform_device_register(&igep2_smsc911x_device);
	243	}
	244
	245	#else
	246	static inline void __init igep2_init_smsc911x(void) { }
	247	#endif
	248
58e11162 EBS	249	static struct regulator_consumer_supply igep2_vmmc1_supply = {
	250	.supply = "vmmc",
	251	};
	252
	253	/* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
	254	static struct regulator_init_data igep2_vmmc1 = {
	255	.constraints = {
	256	.min_uV = 1850000,
	257	.max_uV = 3150000,
	258	.valid_modes_mask = REGULATOR_MODE_NORMAL
	259	\| REGULATOR_MODE_STANDBY,
	260	.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
	261	\| REGULATOR_CHANGE_MODE
	262	\| REGULATOR_CHANGE_STATUS,
	263	},
	264	.num_consumer_supplies = 1,
	265	.consumer_supplies = &igep2_vmmc1_supply,
	266	};
	267
68ff0423	268	static struct omap2_hsmmc_info mmc[] = {
58e11162 EBS	269	{
58e11162 EBS	270	.mmc = 1,
3a63833e	271	.caps = MMC_CAP_4_BIT_DATA,
58e11162 EBS	272	.gpio_cd = -EINVAL,
	273	.gpio_wp = -EINVAL,
	274	},
5a9fcc99	275	#if defined(CONFIG_LIBERTAS_SDIO) \|\| defined(CONFIG_LIBERTAS_SDIO_MODULE)
58e11162 EBS	276	{
58e11162 EBS	277	.mmc = 2,
3a63833e	278	.caps = MMC_CAP_4_BIT_DATA,
58e11162 EBS	279	.gpio_cd = -EINVAL,
	280	.gpio_wp = -EINVAL,
	281	},
5a9fcc99	282	#endif
58e11162 EBS	283	{} /* Terminator */
	284	};
	285
bee15390 EBS	286	#if defined(CONFIG_LEDS_GPIO) \|\| defined(CONFIG_LEDS_GPIO_MODULE)
	287	#include <linux/leds.h>
	288
	289	static struct gpio_led igep2_gpio_leds[] = {
	290	[0] = {
	291	.name = "gpio-led:red:d0",
	292	.gpio = IGEP2_GPIO_LED0_RED,
	293	.default_trigger = "default-off"
	294	},
	295	[1] = {
	296	.name = "gpio-led:green:d0",
	297	.gpio = IGEP2_GPIO_LED0_GREEN,
	298	.default_trigger = "default-off",
	299	},
	300	[2] = {
	301	.name = "gpio-led:red:d1",
	302	.gpio = IGEP2_GPIO_LED1_RED,
	303	.default_trigger = "default-off",
	304	},
	305	[3] = {
	306	.name = "gpio-led:green:d1",
	307	.default_trigger = "heartbeat",
	308	.gpio = -EINVAL, /* gets replaced */
	309	},
	310	};
	311
	312	static struct gpio_led_platform_data igep2_led_pdata = {
	313	.leds = igep2_gpio_leds,
	314	.num_leds = ARRAY_SIZE(igep2_gpio_leds),
	315	};
	316
	317	static struct platform_device igep2_led_device = {
	318	.name = "leds-gpio",
	319	.id = -1,
	320	.dev = {
	321	.platform_data = &igep2_led_pdata,
	322	},
	323	};
	324
	325	static void __init igep2_leds_init(void)
	326	{
	327	platform_device_register(&igep2_led_device);
	328	}
	329
	330	#else
	331	static inline void igep2_leds_init(void)
	332	{
	333	if ((gpio_request(IGEP2_GPIO_LED0_RED, "gpio-led:red:d0") == 0) &&
	334	(gpio_direction_output(IGEP2_GPIO_LED0_RED, 1) == 0)) {
	335	gpio_export(IGEP2_GPIO_LED0_RED, 0);
	336	gpio_set_value(IGEP2_GPIO_LED0_RED, 0);
	337	} else
	338	pr_warning("IGEP v2: Could not obtain gpio GPIO_LED0_RED\n");
	339
	340	if ((gpio_request(IGEP2_GPIO_LED0_GREEN, "gpio-led:green:d0") == 0) &&
	341	(gpio_direction_output(IGEP2_GPIO_LED0_GREEN, 1) == 0)) {
	342	gpio_export(IGEP2_GPIO_LED0_GREEN, 0);
	343	gpio_set_value(IGEP2_GPIO_LED0_GREEN, 0);
	344	} else
	345	pr_warning("IGEP v2: Could not obtain gpio GPIO_LED0_GREEN\n");
	346
	347	if ((gpio_request(IGEP2_GPIO_LED1_RED, "gpio-led:red:d1") == 0) &&
	348	(gpio_direction_output(IGEP2_GPIO_LED1_RED, 1) == 0)) {
	349	gpio_export(IGEP2_GPIO_LED1_RED, 0);
350	gpio_set_value(IGEP2_GPIO_LED1_RED, 0);
351	} else
352	pr_warning("IGEP v2: Could not obtain gpio GPIO_LED1_RED\n");
353
354	}
355	#endif
356
58e11162 EBS	357	static int igep2_twl_gpio_setup(struct device *dev,
	358	unsigned gpio, unsigned ngpio)
	359	{
	360	/* gpio + 0 is "mmc0_cd" (input/IRQ) */
	361	mmc[0].gpio_cd = gpio + 0;
68ff0423	362	omap2_hsmmc_init(mmc);
58e11162	363
72f381ba EBS	364	/*
72f381ba EBS	365	* link regulators to MMC adapters ... we "know" the
58e11162	366	* regulators will be set up only after we return.
72f381ba	367	*/
58e11162 EBS	368	igep2_vmmc1_supply.dev = mmc[0].dev;
58e11162 EBS	369
61e118dd EBS	370	/*
	371	* REVISIT: need ehci-omap hooks for external VBUS
	372	* power switch and overcurrent detect
	373	*/
	374	if ((gpio_request(gpio + 1, "GPIO_EHCI_NOC") < 0) \|\|
	375	(gpio_direction_input(gpio + 1) < 0))
	376	pr_err("IGEP2: Could not obtain gpio for EHCI NOC");
	377
	378	/*
	379	* TWL4030_GPIO_MAX + 0 == ledA, GPIO_USBH_CPEN
	380	* (out, active low)
	381	*/
	382	if ((gpio_request(gpio + TWL4030_GPIO_MAX, "GPIO_USBH_CPEN") < 0) \|\|
	383	(gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0) < 0))
	384	pr_err("IGEP2: Could not obtain gpio for USBH_CPEN");
	385
bee15390 EBS	386	/* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
	387	#if !defined(CONFIG_LEDS_GPIO) && !defined(CONFIG_LEDS_GPIO_MODULE)
	388	if ((gpio_request(gpio+TWL4030_GPIO_MAX+1, "gpio-led:green:d1") == 0)
	389	&& (gpio_direction_output(gpio + TWL4030_GPIO_MAX + 1, 1) == 0)) {
	390	gpio_export(gpio + TWL4030_GPIO_MAX + 1, 0);
	391	gpio_set_value(gpio + TWL4030_GPIO_MAX + 1, 0);
	392	} else
	393	pr_warning("IGEP v2: Could not obtain gpio GPIO_LED1_GREEN\n");
	394	#else
	395	igep2_gpio_leds[3].gpio = gpio + TWL4030_GPIO_MAX + 1;
	396	#endif
58e11162 EBS	397
	398	return 0;
	399	};
	400
bee15390	401	static struct twl4030_gpio_platform_data igep2_twl4030_gpio_pdata = {
58e11162 EBS	402	.gpio_base = OMAP_MAX_GPIO_LINES,
	403	.irq_base = TWL4030_GPIO_IRQ_BASE,
	404	.irq_end = TWL4030_GPIO_IRQ_END,
bee15390	405	.use_leds = true,
58e11162 EBS	406	.setup = igep2_twl_gpio_setup,
	407	};
	408
	409	static struct twl4030_usb_data igep2_usb_data = {
	410	.usb_mode = T2_USB_MODE_ULPI,
	411	};
	412
691de27f EBS	413	static int igep2_enable_dvi(struct omap_dss_device *dssdev)
	414	{
	415	gpio_direction_output(IGEP2_GPIO_DVI_PUP, 1);
	416
	417	return 0;
	418	}
	419
	420	static void igep2_disable_dvi(struct omap_dss_device *dssdev)
	421	{
	422	gpio_direction_output(IGEP2_GPIO_DVI_PUP, 0);
	423	}
	424
	425	static struct omap_dss_device igep2_dvi_device = {
	426	.type = OMAP_DISPLAY_TYPE_DPI,
	427	.name = "dvi",
	428	.driver_name = "generic_panel",
	429	.phy.dpi.data_lines = 24,
	430	.platform_enable = igep2_enable_dvi,
	431	.platform_disable = igep2_disable_dvi,
	432	};
	433
	434	static struct omap_dss_device *igep2_dss_devices[] = {
	435	&igep2_dvi_device
	436	};
	437
	438	static struct omap_dss_board_info igep2_dss_data = {
	439	.num_devices = ARRAY_SIZE(igep2_dss_devices),
	440	.devices = igep2_dss_devices,
	441	.default_device = &igep2_dvi_device,
	442	};
	443
	444	static struct platform_device igep2_dss_device = {
	445	.name = "omapdss",
	446	.id = -1,
	447	.dev = {
	448	.platform_data = &igep2_dss_data,
	449	},
	450	};
	451
	452	static struct regulator_consumer_supply igep2_vpll2_supply = {
	453	.supply = "vdds_dsi",
	454	.dev = &igep2_dss_device.dev,
	455	};
	456
	457	static struct regulator_init_data igep2_vpll2 = {
	458	.constraints = {
	459	.name = "VDVI",
	460	.min_uV = 1800000,
	461	.max_uV = 1800000,
	462	.apply_uV = true,
	463	.valid_modes_mask = REGULATOR_MODE_NORMAL
	464	\| REGULATOR_MODE_STANDBY,
	465	.valid_ops_mask = REGULATOR_CHANGE_MODE
	466	\| REGULATOR_CHANGE_STATUS,
	467	},
	468	.num_consumer_supplies = 1,
	469	.consumer_supplies = &igep2_vpll2_supply,
	470	};
	471
	472	static void __init igep2_display_init(void)
	473	{
	474	if (gpio_request(IGEP2_GPIO_DVI_PUP, "GPIO_DVI_PUP") &&
	475	gpio_direction_output(IGEP2_GPIO_DVI_PUP, 1))
	476	pr_err("IGEP v2: Could not obtain gpio GPIO_DVI_PUP\n");
477	}
228893f9	478
691de27f EBS	479	static struct platform_device *igep2_devices[] __initdata = {
	480	&igep2_dss_device,
	481	};
	482
58e11162 EBS	483	static void __init igep2_init_irq(void)
58e11162 EBS	484	{
22f1baac	485	omap2_init_common_hw(m65kxxxxam_sdrc_params, m65kxxxxam_sdrc_params);
58e11162	486	omap_init_irq();
58e11162 EBS	487	}
58e11162 EBS	488
7f5f23da EBS	489	static struct twl4030_codec_audio_data igep2_audio_data = {
	490	.audio_mclk = 26000000,
	491	};
	492
	493	static struct twl4030_codec_data igep2_codec_data = {
	494	.audio_mclk = 26000000,
	495	.audio = &igep2_audio_data,
	496	};
	497
58e11162 EBS	498	static struct twl4030_platform_data igep2_twldata = {
	499	.irq_base = TWL4030_IRQ_BASE,
	500	.irq_end = TWL4030_IRQ_END,
	501
	502	/* platform_data for children goes here */
	503	.usb = &igep2_usb_data,
7f5f23da	504	.codec = &igep2_codec_data,
bee15390	505	.gpio = &igep2_twl4030_gpio_pdata,
58e11162	506	.vmmc1 = &igep2_vmmc1,
691de27f	507	.vpll2 = &igep2_vpll2,
58e11162 EBS	508
	509	};
	510
91d139cf	511	static struct i2c_board_info __initdata igep2_i2c1_boardinfo[] = {
58e11162 EBS	512	{
	513	I2C_BOARD_INFO("twl4030", 0x48),
	514	.flags = I2C_CLIENT_WAKE,
	515	.irq = INT_34XX_SYS_NIRQ,
	516	.platform_data = &igep2_twldata,
	517	},
	518	};
	519
91d139cf EBS	520	static struct i2c_board_info __initdata igep2_i2c3_boardinfo[] = {
	521	{
	522	I2C_BOARD_INFO("eeprom", 0x50),
	523	},
	524	};
	525
	526	static void __init igep2_i2c_init(void)
58e11162	527	{
91d139cf EBS	528	int ret;
	529
	530	ret = omap_register_i2c_bus(1, 2600, igep2_i2c1_boardinfo,
	531	ARRAY_SIZE(igep2_i2c1_boardinfo));
	532	if (ret)
	533	pr_warning("IGEP2: Could not register I2C1 bus (%d)\n", ret);
	534
	535	/*
	536	* Bus 3 is attached to the DVI port where devices like the pico DLP
	537	* projector don't work reliably with 400kHz
	538	*/
	539	ret = omap_register_i2c_bus(3, 100, igep2_i2c3_boardinfo,
	540	ARRAY_SIZE(igep2_i2c3_boardinfo));
	541	if (ret)
	542	pr_warning("IGEP2: Could not register I2C3 bus (%d)\n", ret);
58e11162 EBS	543	}
58e11162 EBS	544
884b8369 MM	545	static struct omap_musb_board_data musb_board_data = {
	546	.interface_type = MUSB_INTERFACE_ULPI,
	547	.mode = MUSB_OTG,
	548	.power = 100,
	549	};
	550
6f69a181	551	static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
f6b74535 EBS	552	.port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
f6b74535 EBS	553	.port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN,
d0885486 EBS	554	.port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
	555
	556	.phy_reset = true,
f6b74535 EBS	557	.reset_gpio_port[0] = IGEP2_GPIO_USBH_NRESET,
f6b74535 EBS	558	.reset_gpio_port[1] = -EINVAL,
d0885486 EBS	559	.reset_gpio_port[2] = -EINVAL,
	560	};
	561
ca5742bd TL	562	#ifdef CONFIG_OMAP_MUX
	563	static struct omap_board_mux board_mux[] __initdata = {
	564	{ .reg_offset = OMAP_MUX_TERMINATOR },
	565	};
ca5742bd TL	566	#endif
ca5742bd TL	567
5a9fcc99 EBS	568	#if defined(CONFIG_LIBERTAS_SDIO) \|\| defined(CONFIG_LIBERTAS_SDIO_MODULE)
	569
	570	static void __init igep2_wlan_bt_init(void)
	571	{
	572	unsigned npd, wreset, btreset;
	573
	574	/* GPIO's for WLAN-BT combo depends on hardware revision */
	575	if (hwrev == IGEP2_BOARD_HWREV_B) {
	576	npd = IGEP2_RB_GPIO_WIFI_NPD;
	577	wreset = IGEP2_RB_GPIO_WIFI_NRESET;
	578	btreset = IGEP2_RB_GPIO_BT_NRESET;
	579	} else if (hwrev == IGEP2_BOARD_HWREV_C) {
	580	npd = IGEP2_RC_GPIO_WIFI_NPD;
	581	wreset = IGEP2_RC_GPIO_WIFI_NRESET;
	582	btreset = IGEP2_RC_GPIO_BT_NRESET;
	583	} else
	584	return;
	585
	586	/* Set GPIO's for WLAN-BT combo module */
	587	if ((gpio_request(npd, "GPIO_WIFI_NPD") == 0) &&
	588	(gpio_direction_output(npd, 1) == 0)) {
	589	gpio_export(npd, 0);
	590	} else
	591	pr_warning("IGEP2: Could not obtain gpio GPIO_WIFI_NPD\n");
	592
	593	if ((gpio_request(wreset, "GPIO_WIFI_NRESET") == 0) &&
	594	(gpio_direction_output(wreset, 1) == 0)) {
	595	gpio_export(wreset, 0);
	596	gpio_set_value(wreset, 0);
	597	udelay(10);
	598	gpio_set_value(wreset, 1);
	599	} else
	600	pr_warning("IGEP2: Could not obtain gpio GPIO_WIFI_NRESET\n");
	601
	602	if ((gpio_request(btreset, "GPIO_BT_NRESET") == 0) &&
	603	(gpio_direction_output(btreset, 1) == 0)) {
	604	gpio_export(btreset, 0);
	605	} else
	606	pr_warning("IGEP2: Could not obtain gpio GPIO_BT_NRESET\n");
	607	}
	608	#else
	609	static inline void __init igep2_wlan_bt_init(void) { }
	610	#endif
	611
58e11162 EBS	612	static void __init igep2_init(void)
58e11162 EBS	613	{
ca5742bd	614	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
3f8c48d9 EBS	615
	616	/* Get IGEP2 hardware revision */
	617	igep2_get_revision();
91d139cf	618	/* Register I2C busses and drivers */
58e11162	619	igep2_i2c_init();
691de27f	620	platform_add_devices(igep2_devices, ARRAY_SIZE(igep2_devices));
58e11162	621	omap_serial_init();
884b8369	622	usb_musb_init(&musb_board_data);
d0885486	623	usb_ehci_init(&ehci_pdata);
58e11162	624
cddb483a	625	igep2_flash_init();
bee15390	626	igep2_leds_init();
691de27f	627	igep2_display_init();
58e11162 EBS	628	igep2_init_smsc911x();
58e11162 EBS	629
5a9fcc99 EBS	630	/*
	631	* WLAN-BT combo module from MuRata wich has a Marvell WLAN
	632	* (88W8686) + CSR Bluetooth chipset. Uses SDIO interface.
	633	*/
	634	igep2_wlan_bt_init();
c67b0d98	635
58e11162 EBS	636	}
58e11162 EBS	637
58e11162	638	MACHINE_START(IGEP0020, "IGEP v2 board")
58e11162	639	.boot_params = 0x80000100,
869fef41	640	.map_io = omap3_map_io,
71ee7dad	641	.reserve = omap_reserve,
58e11162 EBS	642	.init_irq = igep2_init_irq,
	643	.init_machine = igep2_init,
	644	.timer = &omap_timer,
	645	MACHINE_END