[net-next-2.6.git] / arch / arm / mach-omap2 / board-omap3evm.c

/*
 * linux/arch/arm/mach-omap2/board-omap3evm.c
 *
 * Copyright (C) 2008 Texas Instruments
 *
 * Modified from mach-omap2/board-3430sdp.c
 *
 * Initial code: Syed Mohammed Khasim
 *
 * 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/gpio.h>
#include <linux/input.h>
#include <linux/input/matrix_keypad.h>
#include <linux/leds.h>
#include <linux/interrupt.h>

#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
#include <linux/i2c/twl.h>
#include <linux/usb/otg.h>
#include <linux/smsc911x.h>

#include <linux/regulator/machine.h>

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

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

#include "mux.h"
#include "sdram-micron-mt46h32m32lf-6.h"
#include "hsmmc.h"

#define OMAP3_EVM_TS_GPIO	175
#define OMAP3_EVM_EHCI_VBUS	22
#define OMAP3_EVM_EHCI_SELECT	61

#define OMAP3EVM_ETHR_START	0x2c000000
#define OMAP3EVM_ETHR_SIZE	1024
#define OMAP3EVM_ETHR_ID_REV	0x50
#define OMAP3EVM_ETHR_GPIO_IRQ	176
#define OMAP3EVM_SMSC911X_CS	5

static u8 omap3_evm_version;

u8 get_omap3_evm_rev(void)
{
	return omap3_evm_version;
}
EXPORT_SYMBOL(get_omap3_evm_rev);

static void __init omap3_evm_get_revision(void)
{
	void __iomem *ioaddr;
	unsigned int smsc_id;

	/* Ethernet PHY ID is stored at ID_REV register */
	ioaddr = ioremap_nocache(OMAP3EVM_ETHR_START, SZ_1K);
	if (!ioaddr)
		return;
	smsc_id = readl(ioaddr + OMAP3EVM_ETHR_ID_REV) & 0xFFFF0000;
	iounmap(ioaddr);

	switch (smsc_id) {
	/*SMSC9115 chipset*/
	case 0x01150000:
		omap3_evm_version = OMAP3EVM_BOARD_GEN_1;
		break;
	/*SMSC 9220 chipset*/
	case 0x92200000:
	default:
		omap3_evm_version = OMAP3EVM_BOARD_GEN_2;
	}
}

#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
static struct resource omap3evm_smsc911x_resources[] = {
	[0] =	{
		.start	= OMAP3EVM_ETHR_START,
		.end	= (OMAP3EVM_ETHR_START + OMAP3EVM_ETHR_SIZE - 1),
		.flags	= IORESOURCE_MEM,
	},
	[1] =	{
		.start	= OMAP_GPIO_IRQ(OMAP3EVM_ETHR_GPIO_IRQ),
		.end	= OMAP_GPIO_IRQ(OMAP3EVM_ETHR_GPIO_IRQ),
		.flags	= (IORESOURCE_IRQ | IRQF_TRIGGER_LOW),
	},
};

static struct smsc911x_platform_config smsc911x_config = {
	.phy_interface  = PHY_INTERFACE_MODE_MII,
	.irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
	.irq_type       = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
	.flags          = (SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS),
};

static struct platform_device omap3evm_smsc911x_device = {
	.name		= "smsc911x",
	.id		= -1,
	.num_resources	= ARRAY_SIZE(omap3evm_smsc911x_resources),
	.resource	= &omap3evm_smsc911x_resources[0],
	.dev		= {
		.platform_data = &smsc911x_config,
	},
};

static inline void __init omap3evm_init_smsc911x(void)
{
	int eth_cs;
	struct clk *l3ck;
	unsigned int rate;

	eth_cs = OMAP3EVM_SMSC911X_CS;

	l3ck = clk_get(NULL, "l3_ck");
	if (IS_ERR(l3ck))
		rate = 100000000;
	else
		rate = clk_get_rate(l3ck);

	if (gpio_request(OMAP3EVM_ETHR_GPIO_IRQ, "SMSC911x irq") < 0) {
		printk(KERN_ERR "Failed to request GPIO%d for smsc911x IRQ\n",
			OMAP3EVM_ETHR_GPIO_IRQ);
		return;
	}

	gpio_direction_input(OMAP3EVM_ETHR_GPIO_IRQ);
	platform_device_register(&omap3evm_smsc911x_device);
}

#else
static inline void __init omap3evm_init_smsc911x(void) { return; }
#endif

/*
 * OMAP3EVM LCD Panel control signals
 */
#define OMAP3EVM_LCD_PANEL_LR		2
#define OMAP3EVM_LCD_PANEL_UD		3
#define OMAP3EVM_LCD_PANEL_INI		152
#define OMAP3EVM_LCD_PANEL_ENVDD	153
#define OMAP3EVM_LCD_PANEL_QVGA		154
#define OMAP3EVM_LCD_PANEL_RESB		155
#define OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO	210
#define OMAP3EVM_DVI_PANEL_EN_GPIO	199

static int lcd_enabled;
static int dvi_enabled;

static void __init omap3_evm_display_init(void)
{
	int r;

	r = gpio_request(OMAP3EVM_LCD_PANEL_RESB, "lcd_panel_resb");
	if (r) {
		printk(KERN_ERR "failed to get lcd_panel_resb\n");
		return;
	}
	gpio_direction_output(OMAP3EVM_LCD_PANEL_RESB, 1);

	r = gpio_request(OMAP3EVM_LCD_PANEL_INI, "lcd_panel_ini");
	if (r) {
		printk(KERN_ERR "failed to get lcd_panel_ini\n");
		goto err_1;
	}
	gpio_direction_output(OMAP3EVM_LCD_PANEL_INI, 1);

	r = gpio_request(OMAP3EVM_LCD_PANEL_QVGA, "lcd_panel_qvga");
	if (r) {
		printk(KERN_ERR "failed to get lcd_panel_qvga\n");
		goto err_2;
	}
	gpio_direction_output(OMAP3EVM_LCD_PANEL_QVGA, 0);

	r = gpio_request(OMAP3EVM_LCD_PANEL_LR, "lcd_panel_lr");
	if (r) {
		printk(KERN_ERR "failed to get lcd_panel_lr\n");
		goto err_3;
	}
	gpio_direction_output(OMAP3EVM_LCD_PANEL_LR, 1);

	r = gpio_request(OMAP3EVM_LCD_PANEL_UD, "lcd_panel_ud");
	if (r) {
		printk(KERN_ERR "failed to get lcd_panel_ud\n");
		goto err_4;
	}
	gpio_direction_output(OMAP3EVM_LCD_PANEL_UD, 1);

	r = gpio_request(OMAP3EVM_LCD_PANEL_ENVDD, "lcd_panel_envdd");
	if (r) {
		printk(KERN_ERR "failed to get lcd_panel_envdd\n");
		goto err_5;
	}
	gpio_direction_output(OMAP3EVM_LCD_PANEL_ENVDD, 0);

	return;

err_5:
	gpio_free(OMAP3EVM_LCD_PANEL_UD);
err_4:
	gpio_free(OMAP3EVM_LCD_PANEL_LR);
err_3:
	gpio_free(OMAP3EVM_LCD_PANEL_QVGA);
err_2:
	gpio_free(OMAP3EVM_LCD_PANEL_INI);
err_1:
	gpio_free(OMAP3EVM_LCD_PANEL_RESB);

}

static int omap3_evm_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(OMAP3EVM_LCD_PANEL_ENVDD, 0);

	if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
		gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
	else
		gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);

	lcd_enabled = 1;
	return 0;
}

static void omap3_evm_disable_lcd(struct omap_dss_device *dssdev)
{
	gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 1);

	if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
		gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
	else
		gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);

	lcd_enabled = 0;
}

static struct omap_dss_device omap3_evm_lcd_device = {
	.name			= "lcd",
	.driver_name		= "sharp_ls_panel",
	.type			= OMAP_DISPLAY_TYPE_DPI,
	.phy.dpi.data_lines	= 18,
	.platform_enable	= omap3_evm_enable_lcd,
	.platform_disable	= omap3_evm_disable_lcd,
};

static int omap3_evm_enable_tv(struct omap_dss_device *dssdev)
{
	return 0;
}

static void omap3_evm_disable_tv(struct omap_dss_device *dssdev)
{
}

static struct omap_dss_device omap3_evm_tv_device = {
	.name			= "tv",
	.driver_name		= "venc",
	.type			= OMAP_DISPLAY_TYPE_VENC,
	.phy.venc.type		= OMAP_DSS_VENC_TYPE_SVIDEO,
	.platform_enable	= omap3_evm_enable_tv,
	.platform_disable	= omap3_evm_disable_tv,
};

static int omap3_evm_enable_dvi(struct omap_dss_device *dssdev)
{
	if (lcd_enabled) {
		printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
		return -EINVAL;
	}

	gpio_set_value(OMAP3EVM_DVI_PANEL_EN_GPIO, 1);

	dvi_enabled = 1;
	return 0;
}

static void omap3_evm_disable_dvi(struct omap_dss_device *dssdev)
{
	gpio_set_value(OMAP3EVM_DVI_PANEL_EN_GPIO, 0);

	dvi_enabled = 0;
}

static struct omap_dss_device omap3_evm_dvi_device = {
	.name			= "dvi",
	.driver_name		= "generic_panel",
	.type			= OMAP_DISPLAY_TYPE_DPI,
	.phy.dpi.data_lines	= 24,
	.platform_enable	= omap3_evm_enable_dvi,
	.platform_disable	= omap3_evm_disable_dvi,
};

static struct omap_dss_device *omap3_evm_dss_devices[] = {
	&omap3_evm_lcd_device,
	&omap3_evm_tv_device,
	&omap3_evm_dvi_device,
};

static struct omap_dss_board_info omap3_evm_dss_data = {
	.num_devices	= ARRAY_SIZE(omap3_evm_dss_devices),
	.devices	= omap3_evm_dss_devices,
	.default_device	= &omap3_evm_lcd_device,
};

static struct platform_device omap3_evm_dss_device = {
	.name		= "omapdss",
	.id		= -1,
	.dev		= {
		.platform_data = &omap3_evm_dss_data,
	},
};

static struct regulator_consumer_supply omap3evm_vmmc1_supply = {
	.supply			= "vmmc",
};

static struct regulator_consumer_supply omap3evm_vsim_supply = {
	.supply			= "vmmc_aux",
};

/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
static struct regulator_init_data omap3evm_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	= &omap3evm_vmmc1_supply,
};

/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
static struct regulator_init_data omap3evm_vsim = {
	.constraints = {
		.min_uV			= 1800000,
		.max_uV			= 3000000,
		.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	= &omap3evm_vsim_supply,
};

static struct twl4030_hsmmc_info mmc[] = {
	{
		.mmc		= 1,
		.wires		= 4,
		.gpio_cd	= -EINVAL,
		.gpio_wp	= 63,
	},
	{}	/* Terminator */
};

static struct gpio_led gpio_leds[] = {
	{
		.name			= "omap3evm::ledb",
		/* normally not visible (board underside) */
		.default_trigger	= "default-on",
		.gpio			= -EINVAL,	/* gets replaced */
		.active_low		= true,
	},
};

static struct gpio_led_platform_data gpio_led_info = {
	.leds		= gpio_leds,
	.num_leds	= ARRAY_SIZE(gpio_leds),
};

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


static int omap3evm_twl_gpio_setup(struct device *dev,
		unsigned gpio, unsigned ngpio)
{
	/* gpio + 0 is "mmc0_cd" (input/IRQ) */
	omap_mux_init_gpio(63, OMAP_PIN_INPUT);
	mmc[0].gpio_cd = gpio + 0;
	twl4030_mmc_init(mmc);

	/* link regulators to MMC adapters */
	omap3evm_vmmc1_supply.dev = mmc[0].dev;
	omap3evm_vsim_supply.dev = mmc[0].dev;

	/*
	 * Most GPIOs are for USB OTG.  Some are mostly sent to
	 * the P2 connector; notably LEDA for the LCD backlight.
	 */

	/* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
	gpio_request(gpio + TWL4030_GPIO_MAX, "EN_LCD_BKL");
	gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0);

	/* gpio + 7 == DVI Enable */
	gpio_request(gpio + 7, "EN_DVI");
	gpio_direction_output(gpio + 7, 0);

	/* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
	gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;

	platform_device_register(&leds_gpio);

	return 0;
}

static struct twl4030_gpio_platform_data omap3evm_gpio_data = {
	.gpio_base	= OMAP_MAX_GPIO_LINES,
	.irq_base	= TWL4030_GPIO_IRQ_BASE,
	.irq_end	= TWL4030_GPIO_IRQ_END,
	.use_leds	= true,
	.setup		= omap3evm_twl_gpio_setup,
};

static struct twl4030_usb_data omap3evm_usb_data = {
	.usb_mode	= T2_USB_MODE_ULPI,
};

static int board_keymap[] = {
	KEY(0, 0, KEY_LEFT),
	KEY(0, 1, KEY_RIGHT),
	KEY(0, 2, KEY_A),
	KEY(0, 3, KEY_B),
	KEY(1, 0, KEY_DOWN),
	KEY(1, 1, KEY_UP),
	KEY(1, 2, KEY_E),
	KEY(1, 3, KEY_F),
	KEY(2, 0, KEY_ENTER),
	KEY(2, 1, KEY_I),
	KEY(2, 2, KEY_J),
	KEY(2, 3, KEY_K),
	KEY(3, 0, KEY_M),
	KEY(3, 1, KEY_N),
	KEY(3, 2, KEY_O),
	KEY(3, 3, KEY_P)
};

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

static struct twl4030_keypad_data omap3evm_kp_data = {
	.keymap_data	= &board_map_data,
	.rows		= 4,
	.cols		= 4,
	.rep		= 1,
};

static struct twl4030_madc_platform_data omap3evm_madc_data = {
	.irq_line	= 1,
};

static struct twl4030_codec_audio_data omap3evm_audio_data = {
	.audio_mclk = 26000000,
};

static struct twl4030_codec_data omap3evm_codec_data = {
	.audio_mclk = 26000000,
	.audio = &omap3evm_audio_data,
};

static struct regulator_consumer_supply omap3_evm_vdda_dac_supply = {
	.supply		= "vdda_dac",
	.dev		= &omap3_evm_dss_device.dev,
};

/* VDAC for DSS driving S-Video */
static struct regulator_init_data omap3_evm_vdac = {
	.constraints = {
		.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	= &omap3_evm_vdda_dac_supply,
};

/* VPLL2 for digital video outputs */
static struct regulator_consumer_supply omap3_evm_vpll2_supply = {
	.supply		= "vdvi",
	.dev		= &omap3_evm_lcd_device.dev,
};

static struct regulator_init_data omap3_evm_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	= &omap3_evm_vpll2_supply,
};

static struct twl4030_platform_data omap3evm_twldata = {
	.irq_base	= TWL4030_IRQ_BASE,
	.irq_end	= TWL4030_IRQ_END,

	/* platform_data for children goes here */
	.keypad		= &omap3evm_kp_data,
	.madc		= &omap3evm_madc_data,
	.usb		= &omap3evm_usb_data,
	.gpio		= &omap3evm_gpio_data,
	.codec		= &omap3evm_codec_data,
	.vdac		= &omap3_evm_vdac,
	.vpll2		= &omap3_evm_vpll2,
};

static struct i2c_board_info __initdata omap3evm_i2c_boardinfo[] = {
	{
		I2C_BOARD_INFO("twl4030", 0x48),
		.flags = I2C_CLIENT_WAKE,
		.irq = INT_34XX_SYS_NIRQ,
		.platform_data = &omap3evm_twldata,
	},
};

static int __init omap3_evm_i2c_init(void)
{
	/*
	 * REVISIT: These entries can be set in omap3evm_twl_data
	 * after a merge with MFD tree
	 */
	omap3evm_twldata.vmmc1 = &omap3evm_vmmc1;
	omap3evm_twldata.vsim = &omap3evm_vsim;

	omap_register_i2c_bus(1, 2600, omap3evm_i2c_boardinfo,
			ARRAY_SIZE(omap3evm_i2c_boardinfo));
	omap_register_i2c_bus(2, 400, NULL, 0);
	omap_register_i2c_bus(3, 400, NULL, 0);
	return 0;
}

static void ads7846_dev_init(void)
{
	if (gpio_request(OMAP3_EVM_TS_GPIO, "ADS7846 pendown") < 0)
		printk(KERN_ERR "can't get ads7846 pen down GPIO\n");

	gpio_direction_input(OMAP3_EVM_TS_GPIO);

	omap_set_gpio_debounce(OMAP3_EVM_TS_GPIO, 1);
	omap_set_gpio_debounce_time(OMAP3_EVM_TS_GPIO, 0xa);
}

static int ads7846_get_pendown_state(void)
{
	return !gpio_get_value(OMAP3_EVM_TS_GPIO);
}

struct ads7846_platform_data ads7846_config = {
	.x_max			= 0x0fff,
	.y_max			= 0x0fff,
	.x_plate_ohms		= 180,
	.pressure_max		= 255,
	.debounce_max		= 10,
	.debounce_tol		= 3,
	.debounce_rep		= 1,
	.get_pendown_state	= ads7846_get_pendown_state,
	.keep_vref_on		= 1,
	.settle_delay_usecs	= 150,
};

static struct omap2_mcspi_device_config ads7846_mcspi_config = {
	.turbo_mode	= 0,
	.single_channel	= 1,	/* 0: slave, 1: master */
};

struct spi_board_info omap3evm_spi_board_info[] = {
	[0] = {
		.modalias		= "ads7846",
		.bus_num		= 1,
		.chip_select		= 0,
		.max_speed_hz		= 1500000,
		.controller_data	= &ads7846_mcspi_config,
		.irq			= OMAP_GPIO_IRQ(OMAP3_EVM_TS_GPIO),
		.platform_data		= &ads7846_config,
	},
};

static struct omap_board_config_kernel omap3_evm_config[] __initdata = {
};

static void __init omap3_evm_init_irq(void)
{
	omap_board_config = omap3_evm_config;
	omap_board_config_size = ARRAY_SIZE(omap3_evm_config);
	omap2_init_common_hw(mt46h32m32lf6_sdrc_params, NULL);
	omap_init_irq();
	omap_gpio_init();
}

static struct platform_device *omap3_evm_devices[] __initdata = {
	&omap3_evm_dss_device,
};

static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {

	.port_mode[0] = EHCI_HCD_OMAP_MODE_UNKNOWN,
	.port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
	.port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,

	.phy_reset  = true,
	/* PHY reset GPIO will be runtime programmed based on EVM version */
	.reset_gpio_port[0]  = -EINVAL,
	.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 },
};
#else
#define board_mux	NULL
#endif

static void __init omap3_evm_init(void)
{
	omap3_evm_get_revision();
	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);

	omap3_evm_i2c_init();

	platform_add_devices(omap3_evm_devices, ARRAY_SIZE(omap3_evm_devices));

	spi_register_board_info(omap3evm_spi_board_info,
				ARRAY_SIZE(omap3evm_spi_board_info));

	omap_serial_init();
#ifdef CONFIG_NOP_USB_XCEIV
	/* OMAP3EVM uses ISP1504 phy and so register nop transceiver */
	usb_nop_xceiv_register();
#endif
	if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) {
		/* enable EHCI VBUS using GPIO22 */
		omap_mux_init_gpio(22, OMAP_PIN_INPUT_PULLUP);
		gpio_request(OMAP3_EVM_EHCI_VBUS, "enable EHCI VBUS");
		gpio_direction_output(OMAP3_EVM_EHCI_VBUS, 0);
		gpio_set_value(OMAP3_EVM_EHCI_VBUS, 1);

		/* Select EHCI port on main board */
		omap_mux_init_gpio(61, OMAP_PIN_INPUT_PULLUP);
		gpio_request(OMAP3_EVM_EHCI_SELECT, "select EHCI port");
		gpio_direction_output(OMAP3_EVM_EHCI_SELECT, 0);
		gpio_set_value(OMAP3_EVM_EHCI_SELECT, 0);

		/* setup EHCI phy reset config */
		omap_mux_init_gpio(21, OMAP_PIN_INPUT_PULLUP);
		ehci_pdata.reset_gpio_port[1] = 21;

	} else {
		/* setup EHCI phy reset on MDC */
		omap_mux_init_gpio(135, OMAP_PIN_OUTPUT);
		ehci_pdata.reset_gpio_port[1] = 135;
	}
	usb_musb_init();
	usb_ehci_init(&ehci_pdata);
	ads7846_dev_init();
	omap3evm_init_smsc911x();
	omap3_evm_display_init();
}

static void __init omap3_evm_map_io(void)
{
	omap2_set_globals_343x();
	omap34xx_map_common_io();
}

MACHINE_START(OMAP3EVM, "OMAP3 EVM")
	/* Maintainer: Syed Mohammed Khasim - Texas Instruments */
	.phys_io	= 0x48000000,
	.io_pg_offst	= ((0xfa000000) >> 18) & 0xfffc,
	.boot_params	= 0x80000100,
	.map_io		= omap3_evm_map_io,
	.init_irq	= omap3_evm_init_irq,
	.init_machine	= omap3_evm_init,
	.timer		= &omap_timer,
MACHINE_END
Commit	Line	Data
53c5ec31 SMK	1	/*
	2	* linux/arch/arm/mach-omap2/board-omap3evm.c
	3	*
	4	* Copyright (C) 2008 Texas Instruments
	5	*
	6	* Modified from mach-omap2/board-3430sdp.c
	7	*
	8	* Initial code: Syed Mohammed Khasim
	9	*
	10	* This program is free software; you can redistribute it and/or modify
	11	* it under the terms of the GNU General Public License version 2 as
	12	* published by the Free Software Foundation.
	13	*/
	14
	15	#include <linux/kernel.h>
	16	#include <linux/init.h>
	17	#include <linux/platform_device.h>
	18	#include <linux/delay.h>
	19	#include <linux/err.h>
	20	#include <linux/clk.h>
	21	#include <linux/gpio.h>
	22	#include <linux/input.h>
6135434a	23	#include <linux/input/matrix_keypad.h>
53c5ec31	24	#include <linux/leds.h>
562138a4	25	#include <linux/interrupt.h>
53c5ec31 SMK	26
	27	#include <linux/spi/spi.h>
	28	#include <linux/spi/ads7846.h>
ebeb53e1	29	#include <linux/i2c/twl.h>
e8e2ff46	30	#include <linux/usb/otg.h>
562138a4	31	#include <linux/smsc911x.h>
53c5ec31	32
1a7ec135 MR	33	#include <linux/regulator/machine.h>
1a7ec135 MR	34
53c5ec31 SMK	35	#include <mach/hardware.h>
	36	#include <asm/mach-types.h>
	37	#include <asm/mach/arch.h>
	38	#include <asm/mach/map.h>
	39
ce491cf8	40	#include <plat/board.h>
ce491cf8 TL	41	#include <plat/usb.h>
	42	#include <plat/common.h>
	43	#include <plat/mcspi.h>
703e3061	44	#include <plat/display.h>
53c5ec31	45
ca5742bd	46	#include "mux.h"
53c5ec31	47	#include "sdram-micron-mt46h32m32lf-6.h"
d02a900b	48	#include "hsmmc.h"
53c5ec31 SMK	49
53c5ec31 SMK	50	#define OMAP3_EVM_TS_GPIO 175
e8e51d29 AKG	51	#define OMAP3_EVM_EHCI_VBUS 22
e8e51d29 AKG	52	#define OMAP3_EVM_EHCI_SELECT 61
53c5ec31 SMK	53
	54	#define OMAP3EVM_ETHR_START 0x2c000000
	55	#define OMAP3EVM_ETHR_SIZE 1024
db408023	56	#define OMAP3EVM_ETHR_ID_REV 0x50
53c5ec31	57	#define OMAP3EVM_ETHR_GPIO_IRQ 176
562138a4	58	#define OMAP3EVM_SMSC911X_CS 5
53c5ec31	59
db408023 AKG	60	static u8 omap3_evm_version;
	61
	62	u8 get_omap3_evm_rev(void)
	63	{
	64	return omap3_evm_version;
	65	}
	66	EXPORT_SYMBOL(get_omap3_evm_rev);
	67
	68	static void __init omap3_evm_get_revision(void)
	69	{
	70	void __iomem *ioaddr;
	71	unsigned int smsc_id;
	72
	73	/* Ethernet PHY ID is stored at ID_REV register */
	74	ioaddr = ioremap_nocache(OMAP3EVM_ETHR_START, SZ_1K);
	75	if (!ioaddr)
	76	return;
	77	smsc_id = readl(ioaddr + OMAP3EVM_ETHR_ID_REV) & 0xFFFF0000;
	78	iounmap(ioaddr);
	79
	80	switch (smsc_id) {
	81	/SMSC9115 chipset/
	82	case 0x01150000:
	83	omap3_evm_version = OMAP3EVM_BOARD_GEN_1;
	84	break;
	85	/SMSC 9220 chipset/
	86	case 0x92200000:
	87	default:
	88	omap3_evm_version = OMAP3EVM_BOARD_GEN_2;
	89	}
	90	}
	91
562138a4 S	92	#if defined(CONFIG_SMSC911X) \|\| defined(CONFIG_SMSC911X_MODULE)
562138a4 S	93	static struct resource omap3evm_smsc911x_resources[] = {
53c5ec31 SMK	94	[0] = {
	95	.start = OMAP3EVM_ETHR_START,
	96	.end = (OMAP3EVM_ETHR_START + OMAP3EVM_ETHR_SIZE - 1),
	97	.flags = IORESOURCE_MEM,
	98	},
	99	[1] = {
	100	.start = OMAP_GPIO_IRQ(OMAP3EVM_ETHR_GPIO_IRQ),
	101	.end = OMAP_GPIO_IRQ(OMAP3EVM_ETHR_GPIO_IRQ),
562138a4	102	.flags = (IORESOURCE_IRQ \| IRQF_TRIGGER_LOW),
53c5ec31 SMK	103	},
	104	};
	105
562138a4 S	106	static struct smsc911x_platform_config smsc911x_config = {
	107	.phy_interface = PHY_INTERFACE_MODE_MII,
	108	.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
	109	.irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
	110	.flags = (SMSC911X_USE_32BIT \| SMSC911X_SAVE_MAC_ADDRESS),
	111	};
	112
	113	static struct platform_device omap3evm_smsc911x_device = {
	114	.name = "smsc911x",
53c5ec31	115	.id = -1,
562138a4 S	116	.num_resources = ARRAY_SIZE(omap3evm_smsc911x_resources),
	117	.resource = &omap3evm_smsc911x_resources[0],
	118	.dev = {
	119	.platform_data = &smsc911x_config,
	120	},
53c5ec31 SMK	121	};
53c5ec31 SMK	122
562138a4	123	static inline void __init omap3evm_init_smsc911x(void)
53c5ec31 SMK	124	{
	125	int eth_cs;
	126	struct clk *l3ck;
	127	unsigned int rate;
	128
562138a4	129	eth_cs = OMAP3EVM_SMSC911X_CS;
53c5ec31 SMK	130
	131	l3ck = clk_get(NULL, "l3_ck");
	132	if (IS_ERR(l3ck))
	133	rate = 100000000;
	134	else
	135	rate = clk_get_rate(l3ck);
	136
562138a4 S	137	if (gpio_request(OMAP3EVM_ETHR_GPIO_IRQ, "SMSC911x irq") < 0) {
562138a4 S	138	printk(KERN_ERR "Failed to request GPIO%d for smsc911x IRQ\n",
53c5ec31 SMK	139	OMAP3EVM_ETHR_GPIO_IRQ);
	140	return;
	141	}
	142
	143	gpio_direction_input(OMAP3EVM_ETHR_GPIO_IRQ);
562138a4	144	platform_device_register(&omap3evm_smsc911x_device);
53c5ec31 SMK	145	}
53c5ec31 SMK	146
562138a4 S	147	#else
	148	static inline void __init omap3evm_init_smsc911x(void) { return; }
	149	#endif
	150
703e3061 VH	151	/*
	152	* OMAP3EVM LCD Panel control signals
	153	*/
	154	#define OMAP3EVM_LCD_PANEL_LR 2
	155	#define OMAP3EVM_LCD_PANEL_UD 3
	156	#define OMAP3EVM_LCD_PANEL_INI 152
	157	#define OMAP3EVM_LCD_PANEL_ENVDD 153
	158	#define OMAP3EVM_LCD_PANEL_QVGA 154
	159	#define OMAP3EVM_LCD_PANEL_RESB 155
	160	#define OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO 210
	161	#define OMAP3EVM_DVI_PANEL_EN_GPIO 199
	162
	163	static int lcd_enabled;
	164	static int dvi_enabled;
	165
	166	static void __init omap3_evm_display_init(void)
	167	{
	168	int r;
	169
	170	r = gpio_request(OMAP3EVM_LCD_PANEL_RESB, "lcd_panel_resb");
	171	if (r) {
	172	printk(KERN_ERR "failed to get lcd_panel_resb\n");
	173	return;
	174	}
	175	gpio_direction_output(OMAP3EVM_LCD_PANEL_RESB, 1);
	176
	177	r = gpio_request(OMAP3EVM_LCD_PANEL_INI, "lcd_panel_ini");
	178	if (r) {
	179	printk(KERN_ERR "failed to get lcd_panel_ini\n");
	180	goto err_1;
	181	}
	182	gpio_direction_output(OMAP3EVM_LCD_PANEL_INI, 1);
	183
	184	r = gpio_request(OMAP3EVM_LCD_PANEL_QVGA, "lcd_panel_qvga");
	185	if (r) {
	186	printk(KERN_ERR "failed to get lcd_panel_qvga\n");
	187	goto err_2;
	188	}
	189	gpio_direction_output(OMAP3EVM_LCD_PANEL_QVGA, 0);
	190
	191	r = gpio_request(OMAP3EVM_LCD_PANEL_LR, "lcd_panel_lr");
	192	if (r) {
	193	printk(KERN_ERR "failed to get lcd_panel_lr\n");
	194	goto err_3;
	195	}
	196	gpio_direction_output(OMAP3EVM_LCD_PANEL_LR, 1);
	197
	198	r = gpio_request(OMAP3EVM_LCD_PANEL_UD, "lcd_panel_ud");
	199	if (r) {
	200	printk(KERN_ERR "failed to get lcd_panel_ud\n");
	201	goto err_4;
	202	}
	203	gpio_direction_output(OMAP3EVM_LCD_PANEL_UD, 1);
	204
	205	r = gpio_request(OMAP3EVM_LCD_PANEL_ENVDD, "lcd_panel_envdd");
	206	if (r) {
	207	printk(KERN_ERR "failed to get lcd_panel_envdd\n");
	208	goto err_5;
	209	}
	210	gpio_direction_output(OMAP3EVM_LCD_PANEL_ENVDD, 0);
	211
	212	return;
	213
	214	err_5:
215	gpio_free(OMAP3EVM_LCD_PANEL_UD);
216	err_4:
217	gpio_free(OMAP3EVM_LCD_PANEL_LR);
218	err_3:
219	gpio_free(OMAP3EVM_LCD_PANEL_QVGA);
220	err_2:
221	gpio_free(OMAP3EVM_LCD_PANEL_INI);
222	err_1:
223	gpio_free(OMAP3EVM_LCD_PANEL_RESB);
224
225	}
226
227	static int omap3_evm_enable_lcd(struct omap_dss_device *dssdev)
228	{
229	if (dvi_enabled) {
230	printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
231	return -EINVAL;
232	}
233	gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 0);
234
235	if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
236	gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
237	else
238	gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
239
240	lcd_enabled = 1;
241	return 0;
242	}
243
244	static void omap3_evm_disable_lcd(struct omap_dss_device *dssdev)
245	{
246	gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 1);
247
248	if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
249	gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
250	else
251	gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
252
253	lcd_enabled = 0;
254	}
255
256	static struct omap_dss_device omap3_evm_lcd_device = {
257	.name = "lcd",
258	.driver_name = "sharp_ls_panel",
259	.type = OMAP_DISPLAY_TYPE_DPI,
260	.phy.dpi.data_lines = 18,
261	.platform_enable = omap3_evm_enable_lcd,
262	.platform_disable = omap3_evm_disable_lcd,
263	};
264
265	static int omap3_evm_enable_tv(struct omap_dss_device *dssdev)
266	{
267	return 0;
268	}
269
270	static void omap3_evm_disable_tv(struct omap_dss_device *dssdev)
271	{
272	}
273
274	static struct omap_dss_device omap3_evm_tv_device = {
275	.name = "tv",
276	.driver_name = "venc",
277	.type = OMAP_DISPLAY_TYPE_VENC,
278	.phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
279	.platform_enable = omap3_evm_enable_tv,
280	.platform_disable = omap3_evm_disable_tv,
281	};
282
283	static int omap3_evm_enable_dvi(struct omap_dss_device *dssdev)
284	{
285	if (lcd_enabled) {
286	printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
287	return -EINVAL;
288	}
289
290	gpio_set_value(OMAP3EVM_DVI_PANEL_EN_GPIO, 1);
291
292	dvi_enabled = 1;
293	return 0;
294	}
295
296	static void omap3_evm_disable_dvi(struct omap_dss_device *dssdev)
297	{
298	gpio_set_value(OMAP3EVM_DVI_PANEL_EN_GPIO, 0);
299
300	dvi_enabled = 0;
301	}
302
303	static struct omap_dss_device omap3_evm_dvi_device = {
304	.name = "dvi",
305	.driver_name = "generic_panel",
306	.type = OMAP_DISPLAY_TYPE_DPI,
307	.phy.dpi.data_lines = 24,
308	.platform_enable = omap3_evm_enable_dvi,
309	.platform_disable = omap3_evm_disable_dvi,
310	};
311
312	static struct omap_dss_device *omap3_evm_dss_devices[] = {
313	&omap3_evm_lcd_device,
314	&omap3_evm_tv_device,
315	&omap3_evm_dvi_device,
316	};
317
318	static struct omap_dss_board_info omap3_evm_dss_data = {
319	.num_devices = ARRAY_SIZE(omap3_evm_dss_devices),
320	.devices = omap3_evm_dss_devices,
321	.default_device = &omap3_evm_lcd_device,
322	};
323
324	static struct platform_device omap3_evm_dss_device = {
325	.name = "omapdss",
326	.id = -1,
327	.dev = {
328	.platform_data = &omap3_evm_dss_data,
329	},
330	};
331
1a7ec135 MR	332	static struct regulator_consumer_supply omap3evm_vmmc1_supply = {
	333	.supply = "vmmc",
	334	};
	335
	336	static struct regulator_consumer_supply omap3evm_vsim_supply = {
	337	.supply = "vmmc_aux",
	338	};
	339
	340	/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
	341	static struct regulator_init_data omap3evm_vmmc1 = {
	342	.constraints = {
	343	.min_uV = 1850000,
	344	.max_uV = 3150000,
	345	.valid_modes_mask = REGULATOR_MODE_NORMAL
	346	\| REGULATOR_MODE_STANDBY,
	347	.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
	348	\| REGULATOR_CHANGE_MODE
	349	\| REGULATOR_CHANGE_STATUS,
	350	},
	351	.num_consumer_supplies = 1,
	352	.consumer_supplies = &omap3evm_vmmc1_supply,
	353	};
	354
	355	/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
	356	static struct regulator_init_data omap3evm_vsim = {
	357	.constraints = {
	358	.min_uV = 1800000,
	359	.max_uV = 3000000,
	360	.valid_modes_mask = REGULATOR_MODE_NORMAL
	361	\| REGULATOR_MODE_STANDBY,
	362	.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
	363	\| REGULATOR_CHANGE_MODE
	364	\| REGULATOR_CHANGE_STATUS,
	365	},
	366	.num_consumer_supplies = 1,
	367	.consumer_supplies = &omap3evm_vsim_supply,
	368	};
	369
53c5ec31 SMK	370	static struct twl4030_hsmmc_info mmc[] = {
	371	{
	372	.mmc = 1,
	373	.wires = 4,
	374	.gpio_cd = -EINVAL,
	375	.gpio_wp = 63,
	376	},
	377	{} /* Terminator */
	378	};
	379
	380	static struct gpio_led gpio_leds[] = {
	381	{
	382	.name = "omap3evm::ledb",
	383	/* normally not visible (board underside) */
	384	.default_trigger = "default-on",
	385	.gpio = -EINVAL, /* gets replaced */
	386	.active_low = true,
	387	},
	388	};
	389
	390	static struct gpio_led_platform_data gpio_led_info = {
	391	.leds = gpio_leds,
	392	.num_leds = ARRAY_SIZE(gpio_leds),
	393	};
	394
	395	static struct platform_device leds_gpio = {
	396	.name = "leds-gpio",
	397	.id = -1,
	398	.dev = {
	399	.platform_data = &gpio_led_info,
	400	},
	401	};
	402
	403
	404	static int omap3evm_twl_gpio_setup(struct device *dev,
	405	unsigned gpio, unsigned ngpio)
	406	{
	407	/* gpio + 0 is "mmc0_cd" (input/IRQ) */
4896e394	408	omap_mux_init_gpio(63, OMAP_PIN_INPUT);
53c5ec31 SMK	409	mmc[0].gpio_cd = gpio + 0;
	410	twl4030_mmc_init(mmc);
	411
1a7ec135 MR	412	/* link regulators to MMC adapters */
	413	omap3evm_vmmc1_supply.dev = mmc[0].dev;
	414	omap3evm_vsim_supply.dev = mmc[0].dev;
	415
53c5ec31 SMK	416	/*
	417	* Most GPIOs are for USB OTG. Some are mostly sent to
	418	* the P2 connector; notably LEDA for the LCD backlight.
	419	*/
	420
703e3061 VH	421	/* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
	422	gpio_request(gpio + TWL4030_GPIO_MAX, "EN_LCD_BKL");
	423	gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0);
	424
	425	/* gpio + 7 == DVI Enable */
	426	gpio_request(gpio + 7, "EN_DVI");
	427	gpio_direction_output(gpio + 7, 0);
	428
53c5ec31 SMK	429	/* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
	430	gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
	431
	432	platform_device_register(&leds_gpio);
	433
	434	return 0;
	435	}
	436
	437	static struct twl4030_gpio_platform_data omap3evm_gpio_data = {
	438	.gpio_base = OMAP_MAX_GPIO_LINES,
	439	.irq_base = TWL4030_GPIO_IRQ_BASE,
	440	.irq_end = TWL4030_GPIO_IRQ_END,
	441	.use_leds = true,
	442	.setup = omap3evm_twl_gpio_setup,
	443	};
	444
	445	static struct twl4030_usb_data omap3evm_usb_data = {
	446	.usb_mode = T2_USB_MODE_ULPI,
	447	};
	448
4f543332	449	static int board_keymap[] = {
53c5ec31 SMK	450	KEY(0, 0, KEY_LEFT),
	451	KEY(0, 1, KEY_RIGHT),
	452	KEY(0, 2, KEY_A),
	453	KEY(0, 3, KEY_B),
	454	KEY(1, 0, KEY_DOWN),
	455	KEY(1, 1, KEY_UP),
	456	KEY(1, 2, KEY_E),
	457	KEY(1, 3, KEY_F),
	458	KEY(2, 0, KEY_ENTER),
	459	KEY(2, 1, KEY_I),
	460	KEY(2, 2, KEY_J),
	461	KEY(2, 3, KEY_K),
	462	KEY(3, 0, KEY_M),
	463	KEY(3, 1, KEY_N),
	464	KEY(3, 2, KEY_O),
	465	KEY(3, 3, KEY_P)
	466	};
	467
4f543332 TL	468	static struct matrix_keymap_data board_map_data = {
	469	.keymap = board_keymap,
	470	.keymap_size = ARRAY_SIZE(board_keymap),
	471	};
	472
53c5ec31	473	static struct twl4030_keypad_data omap3evm_kp_data = {
4f543332	474	.keymap_data = &board_map_data,
53c5ec31 SMK	475	.rows = 4,
53c5ec31 SMK	476	.cols = 4,
53c5ec31 SMK	477	.rep = 1,
	478	};
	479
	480	static struct twl4030_madc_platform_data omap3evm_madc_data = {
	481	.irq_line = 1,
	482	};
	483
e86fa0b4 PU	484	static struct twl4030_codec_audio_data omap3evm_audio_data = {
	485	.audio_mclk = 26000000,
	486	};
	487
	488	static struct twl4030_codec_data omap3evm_codec_data = {
6df74efb	489	.audio_mclk = 26000000,
e86fa0b4 PU	490	.audio = &omap3evm_audio_data,
	491	};
	492
703e3061 VH	493	static struct regulator_consumer_supply omap3_evm_vdda_dac_supply = {
	494	.supply = "vdda_dac",
	495	.dev = &omap3_evm_dss_device.dev,
	496	};
	497
	498	/* VDAC for DSS driving S-Video */
	499	static struct regulator_init_data omap3_evm_vdac = {
	500	.constraints = {
	501	.min_uV = 1800000,
	502	.max_uV = 1800000,
	503	.apply_uV = true,
	504	.valid_modes_mask = REGULATOR_MODE_NORMAL
	505	\| REGULATOR_MODE_STANDBY,
	506	.valid_ops_mask = REGULATOR_CHANGE_MODE
	507	\| REGULATOR_CHANGE_STATUS,
	508	},
	509	.num_consumer_supplies = 1,
	510	.consumer_supplies = &omap3_evm_vdda_dac_supply,
	511	};
	512
	513	/* VPLL2 for digital video outputs */
	514	static struct regulator_consumer_supply omap3_evm_vpll2_supply = {
	515	.supply = "vdvi",
	516	.dev = &omap3_evm_lcd_device.dev,
	517	};
	518
	519	static struct regulator_init_data omap3_evm_vpll2 = {
	520	.constraints = {
	521	.name = "VDVI",
	522	.min_uV = 1800000,
	523	.max_uV = 1800000,
	524	.apply_uV = true,
	525	.valid_modes_mask = REGULATOR_MODE_NORMAL
	526	\| REGULATOR_MODE_STANDBY,
	527	.valid_ops_mask = REGULATOR_CHANGE_MODE
	528	\| REGULATOR_CHANGE_STATUS,
	529	},
	530	.num_consumer_supplies = 1,
	531	.consumer_supplies = &omap3_evm_vpll2_supply,
	532	};
	533
53c5ec31 SMK	534	static struct twl4030_platform_data omap3evm_twldata = {
	535	.irq_base = TWL4030_IRQ_BASE,
	536	.irq_end = TWL4030_IRQ_END,
	537
	538	/* platform_data for children goes here */
	539	.keypad = &omap3evm_kp_data,
	540	.madc = &omap3evm_madc_data,
	541	.usb = &omap3evm_usb_data,
	542	.gpio = &omap3evm_gpio_data,
e86fa0b4	543	.codec = &omap3evm_codec_data,
703e3061 VH	544	.vdac = &omap3_evm_vdac,
703e3061 VH	545	.vpll2 = &omap3_evm_vpll2,
53c5ec31 SMK	546	};
	547
	548	static struct i2c_board_info __initdata omap3evm_i2c_boardinfo[] = {
	549	{
	550	I2C_BOARD_INFO("twl4030", 0x48),
	551	.flags = I2C_CLIENT_WAKE,
	552	.irq = INT_34XX_SYS_NIRQ,
	553	.platform_data = &omap3evm_twldata,
	554	},
	555	};
	556
	557	static int __init omap3_evm_i2c_init(void)
	558	{
1a7ec135 MR	559	/*
	560	* REVISIT: These entries can be set in omap3evm_twl_data
	561	* after a merge with MFD tree
	562	*/
	563	omap3evm_twldata.vmmc1 = &omap3evm_vmmc1;
	564	omap3evm_twldata.vsim = &omap3evm_vsim;
	565
53c5ec31 SMK	566	omap_register_i2c_bus(1, 2600, omap3evm_i2c_boardinfo,
	567	ARRAY_SIZE(omap3evm_i2c_boardinfo));
	568	omap_register_i2c_bus(2, 400, NULL, 0);
	569	omap_register_i2c_bus(3, 400, NULL, 0);
	570	return 0;
	571	}
	572
53c5ec31 SMK	573	static void ads7846_dev_init(void)
	574	{
	575	if (gpio_request(OMAP3_EVM_TS_GPIO, "ADS7846 pendown") < 0)
	576	printk(KERN_ERR "can't get ads7846 pen down GPIO\n");
	577
	578	gpio_direction_input(OMAP3_EVM_TS_GPIO);
	579
	580	omap_set_gpio_debounce(OMAP3_EVM_TS_GPIO, 1);
	581	omap_set_gpio_debounce_time(OMAP3_EVM_TS_GPIO, 0xa);
	582	}
	583
	584	static int ads7846_get_pendown_state(void)
	585	{
	586	return !gpio_get_value(OMAP3_EVM_TS_GPIO);
	587	}
	588
	589	struct ads7846_platform_data ads7846_config = {
	590	.x_max = 0x0fff,
	591	.y_max = 0x0fff,
	592	.x_plate_ohms = 180,
	593	.pressure_max = 255,
	594	.debounce_max = 10,
	595	.debounce_tol = 3,
	596	.debounce_rep = 1,
	597	.get_pendown_state = ads7846_get_pendown_state,
	598	.keep_vref_on = 1,
	599	.settle_delay_usecs = 150,
	600	};
	601
	602	static struct omap2_mcspi_device_config ads7846_mcspi_config = {
	603	.turbo_mode = 0,
	604	.single_channel = 1, /* 0: slave, 1: master */
	605	};
	606
	607	struct spi_board_info omap3evm_spi_board_info[] = {
	608	[0] = {
	609	.modalias = "ads7846",
	610	.bus_num = 1,
	611	.chip_select = 0,
	612	.max_speed_hz = 1500000,
	613	.controller_data = &ads7846_mcspi_config,
	614	.irq = OMAP_GPIO_IRQ(OMAP3_EVM_TS_GPIO),
	615	.platform_data = &ads7846_config,
	616	},
	617	};
	618
b3c6df3a	619	static struct omap_board_config_kernel omap3_evm_config[] __initdata = {
b3c6df3a PW	620	};
b3c6df3a PW	621
53c5ec31 SMK	622	static void __init omap3_evm_init_irq(void)
53c5ec31 SMK	623	{
b3c6df3a PW	624	omap_board_config = omap3_evm_config;
b3c6df3a PW	625	omap_board_config_size = ARRAY_SIZE(omap3_evm_config);
58cda884	626	omap2_init_common_hw(mt46h32m32lf6_sdrc_params, NULL);
53c5ec31 SMK	627	omap_init_irq();
53c5ec31 SMK	628	omap_gpio_init();
53c5ec31 SMK	629	}
53c5ec31 SMK	630
53c5ec31	631	static struct platform_device *omap3_evm_devices[] __initdata = {
703e3061	632	&omap3_evm_dss_device,
53c5ec31 SMK	633	};
53c5ec31 SMK	634
58a5491c FB	635	static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
	636
	637	.port_mode[0] = EHCI_HCD_OMAP_MODE_UNKNOWN,
	638	.port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
	639	.port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
	640
	641	.phy_reset = true,
e8e51d29	642	/* PHY reset GPIO will be runtime programmed based on EVM version */
58a5491c	643	.reset_gpio_port[0] = -EINVAL,
e8e51d29	644	.reset_gpio_port[1] = -EINVAL,
58a5491c FB	645	.reset_gpio_port[2] = -EINVAL
	646	};
	647
ca5742bd TL	648	#ifdef CONFIG_OMAP_MUX
	649	static struct omap_board_mux board_mux[] __initdata = {
	650	{ .reg_offset = OMAP_MUX_TERMINATOR },
	651	};
	652	#else
	653	#define board_mux NULL
	654	#endif
	655
53c5ec31 SMK	656	static void __init omap3_evm_init(void)
53c5ec31 SMK	657	{
db408023	658	omap3_evm_get_revision();
ca5742bd	659	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
db408023	660
53c5ec31 SMK	661	omap3_evm_i2c_init();
	662
	663	platform_add_devices(omap3_evm_devices, ARRAY_SIZE(omap3_evm_devices));
53c5ec31 SMK	664
	665	spi_register_board_info(omap3evm_spi_board_info,
	666	ARRAY_SIZE(omap3evm_spi_board_info));
	667
	668	omap_serial_init();
e8e2ff46 GAK	669	#ifdef CONFIG_NOP_USB_XCEIV
	670	/* OMAP3EVM uses ISP1504 phy and so register nop transceiver */
	671	usb_nop_xceiv_register();
	672	#endif
e8e51d29 AKG	673	if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) {
e8e51d29 AKG	674	/* enable EHCI VBUS using GPIO22 */
4896e394	675	omap_mux_init_gpio(22, OMAP_PIN_INPUT_PULLUP);
e8e51d29 AKG	676	gpio_request(OMAP3_EVM_EHCI_VBUS, "enable EHCI VBUS");
	677	gpio_direction_output(OMAP3_EVM_EHCI_VBUS, 0);
	678	gpio_set_value(OMAP3_EVM_EHCI_VBUS, 1);
	679
	680	/* Select EHCI port on main board */
4896e394	681	omap_mux_init_gpio(61, OMAP_PIN_INPUT_PULLUP);
e8e51d29 AKG	682	gpio_request(OMAP3_EVM_EHCI_SELECT, "select EHCI port");
	683	gpio_direction_output(OMAP3_EVM_EHCI_SELECT, 0);
	684	gpio_set_value(OMAP3_EVM_EHCI_SELECT, 0);
	685
	686	/* setup EHCI phy reset config */
4896e394	687	omap_mux_init_gpio(21, OMAP_PIN_INPUT_PULLUP);
e8e51d29 AKG	688	ehci_pdata.reset_gpio_port[1] = 21;
	689
	690	} else {
	691	/* setup EHCI phy reset on MDC */
4896e394	692	omap_mux_init_gpio(135, OMAP_PIN_OUTPUT);
e8e51d29 AKG	693	ehci_pdata.reset_gpio_port[1] = 135;
e8e51d29 AKG	694	}
53c5ec31	695	usb_musb_init();
58a5491c	696	usb_ehci_init(&ehci_pdata);
53c5ec31	697	ads7846_dev_init();
562138a4	698	omap3evm_init_smsc911x();
703e3061	699	omap3_evm_display_init();
53c5ec31 SMK	700	}
	701
	702	static void __init omap3_evm_map_io(void)
	703	{
	704	omap2_set_globals_343x();
6fbd55d0	705	omap34xx_map_common_io();
53c5ec31 SMK	706	}
	707
	708	MACHINE_START(OMAP3EVM, "OMAP3 EVM")
	709	/* Maintainer: Syed Mohammed Khasim - Texas Instruments */
	710	.phys_io = 0x48000000,
b4224b23	711	.io_pg_offst = ((0xfa000000) >> 18) & 0xfffc,
53c5ec31 SMK	712	.boot_params = 0x80000100,
	713	.map_io = omap3_evm_map_io,
	714	.init_irq = omap3_evm_init_irq,
	715	.init_machine = omap3_evm_init,
	716	.timer = &omap_timer,
	717	MACHINE_END