[deliverable/linux.git] / arch / arm / mach-omap2 / board-omap4panda.c

/*
 * Board support file for OMAP4430 based PandaBoard.
 *
 * Copyright (C) 2010 Texas Instruments
 *
 * Author: David Anders <x0132446@ti.com>
 *
 * Based on mach-omap2/board-4430sdp.c
 *
 * Author: Santosh Shilimkar <santosh.shilimkar@ti.com>
 *
 * Based on 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/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/leds.h>
#include <linux/gpio.h>
#include <linux/usb/otg.h>
#include <linux/i2c/twl.h>
#include <linux/mfd/twl6040.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/fixed.h>
#include <linux/ti_wilink_st.h>
#include <linux/wl12xx.h>
#include <linux/platform_data/omap-abe-twl6040.h>

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

#include <plat/board.h>
#include "common.h"
#include <plat/usb.h>
#include <plat/mmc.h>
#include <video/omap-panel-dvi.h>

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

#define GPIO_HUB_POWER		1
#define GPIO_HUB_NRESET		62
#define GPIO_WIFI_PMENA		43
#define GPIO_WIFI_IRQ		53
#define HDMI_GPIO_CT_CP_HPD 60 /* HPD mode enable/disable */
#define HDMI_GPIO_LS_OE 41 /* Level shifter for HDMI */
#define HDMI_GPIO_HPD  63 /* Hotplug detect */

/* wl127x BT, FM, GPS connectivity chip */
static struct ti_st_plat_data wilink_platform_data = {
	.nshutdown_gpio	= 46,
	.dev_name	= "/dev/ttyO1",
	.flow_cntrl	= 1,
	.baud_rate	= 3000000,
	.chip_enable	= NULL,
	.suspend	= NULL,
	.resume		= NULL,
};

static struct platform_device wl1271_device = {
	.name	= "kim",
	.id	= -1,
	.dev	= {
		.platform_data	= &wilink_platform_data,
	},
};

static struct gpio_led gpio_leds[] = {
	{
		.name			= "pandaboard::status1",
		.default_trigger	= "heartbeat",
		.gpio			= 7,
	},
	{
		.name			= "pandaboard::status2",
		.default_trigger	= "mmc0",
		.gpio			= 8,
	},
};

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 struct omap_abe_twl6040_data panda_abe_audio_data = {
	/* Audio out */
	.has_hs		= ABE_TWL6040_LEFT | ABE_TWL6040_RIGHT,
	/* HandsFree through expasion connector */
	.has_hf		= ABE_TWL6040_LEFT | ABE_TWL6040_RIGHT,
	/* PandaBoard: FM TX, PandaBoardES: can be connected to audio out */
	.has_aux	= ABE_TWL6040_LEFT | ABE_TWL6040_RIGHT,
	/* PandaBoard: FM RX, PandaBoardES: audio in */
	.has_afm	= ABE_TWL6040_LEFT | ABE_TWL6040_RIGHT,
	/* No jack detection. */
	.jack_detection	= 0,
	/* MCLK input is 38.4MHz */
	.mclk_freq	= 38400000,

};

static struct platform_device panda_abe_audio = {
	.name		= "omap-abe-twl6040",
	.id		= -1,
	.dev = {
		.platform_data = &panda_abe_audio_data,
	},
};

static struct platform_device btwilink_device = {
	.name	= "btwilink",
	.id	= -1,
};

static struct platform_device *panda_devices[] __initdata = {
	&leds_gpio,
	&wl1271_device,
	&panda_abe_audio,
	&btwilink_device,
};

static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
	.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
	.port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
	.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
	.phy_reset  = false,
	.reset_gpio_port[0]  = -EINVAL,
	.reset_gpio_port[1]  = -EINVAL,
	.reset_gpio_port[2]  = -EINVAL
};

static struct gpio panda_ehci_gpios[] __initdata = {
	{ GPIO_HUB_POWER,	GPIOF_OUT_INIT_LOW,  "hub_power"  },
	{ GPIO_HUB_NRESET,	GPIOF_OUT_INIT_LOW,  "hub_nreset" },
};

static void __init omap4_ehci_init(void)
{
	int ret;
	struct clk *phy_ref_clk;

	/* FREF_CLK3 provides the 19.2 MHz reference clock to the PHY */
	phy_ref_clk = clk_get(NULL, "auxclk3_ck");
	if (IS_ERR(phy_ref_clk)) {
		pr_err("Cannot request auxclk3\n");
		return;
	}
	clk_set_rate(phy_ref_clk, 19200000);
	clk_enable(phy_ref_clk);

	/* disable the power to the usb hub prior to init and reset phy+hub */
	ret = gpio_request_array(panda_ehci_gpios,
				 ARRAY_SIZE(panda_ehci_gpios));
	if (ret) {
		pr_err("Unable to initialize EHCI power/reset\n");
		return;
	}

	gpio_export(GPIO_HUB_POWER, 0);
	gpio_export(GPIO_HUB_NRESET, 0);
	gpio_set_value(GPIO_HUB_NRESET, 1);

	usbhs_init(&usbhs_bdata);

	/* enable power to hub */
	gpio_set_value(GPIO_HUB_POWER, 1);
}

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

static struct omap2_hsmmc_info mmc[] = {
	{
		.mmc		= 1,
		.caps		= MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
		.gpio_wp	= -EINVAL,
		.gpio_cd	= -EINVAL,
	},
	{
		.name		= "wl1271",
		.mmc		= 5,
		.caps		= MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
		.gpio_wp	= -EINVAL,
		.gpio_cd	= -EINVAL,
		.ocr_mask	= MMC_VDD_165_195,
		.nonremovable	= true,
	},
	{}	/* Terminator */
};

static struct regulator_consumer_supply omap4_panda_vmmc5_supply[] = {
	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.4"),
};

static struct regulator_init_data panda_vmmc5 = {
	.constraints = {
		.valid_ops_mask = REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies = ARRAY_SIZE(omap4_panda_vmmc5_supply),
	.consumer_supplies = omap4_panda_vmmc5_supply,
};

static struct fixed_voltage_config panda_vwlan = {
	.supply_name = "vwl1271",
	.microvolts = 1800000, /* 1.8V */
	.gpio = GPIO_WIFI_PMENA,
	.startup_delay = 70000, /* 70msec */
	.enable_high = 1,
	.enabled_at_boot = 0,
	.init_data = &panda_vmmc5,
};

static struct platform_device omap_vwlan_device = {
	.name		= "reg-fixed-voltage",
	.id		= 1,
	.dev = {
		.platform_data = &panda_vwlan,
	},
};

struct wl12xx_platform_data omap_panda_wlan_data  __initdata = {
	/* PANDA ref clock is 38.4 MHz */
	.board_ref_clock = 2,
};

static int omap4_twl6030_hsmmc_late_init(struct device *dev)
{
	int irq = 0;
	struct platform_device *pdev = container_of(dev,
				struct platform_device, dev);
	struct omap_mmc_platform_data *pdata = dev->platform_data;

	if (!pdata) {
		dev_err(dev, "%s: NULL platform data\n", __func__);
		return -EINVAL;
	}
	/* Setting MMC1 Card detect Irq */
	if (pdev->id == 0) {
		irq = twl6030_mmc_card_detect_config();
		if (irq < 0) {
			dev_err(dev, "%s: Error card detect config(%d)\n",
				__func__, irq);
			return irq;
		}
		pdata->slots[0].card_detect = twl6030_mmc_card_detect;
	}
	return 0;
}

static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev)
{
	struct omap_mmc_platform_data *pdata;

	/* dev can be null if CONFIG_MMC_OMAP_HS is not set */
	if (!dev) {
		pr_err("Failed omap4_twl6030_hsmmc_set_late_init\n");
		return;
	}
	pdata = dev->platform_data;

	pdata->init =	omap4_twl6030_hsmmc_late_init;
}

static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers)
{
	struct omap2_hsmmc_info *c;

	omap_hsmmc_init(controllers);
	for (c = controllers; c->mmc; c++)
		omap4_twl6030_hsmmc_set_late_init(&c->pdev->dev);

	return 0;
}

static struct twl6040_codec_data twl6040_codec = {
	/* single-step ramp for headset and handsfree */
	.hs_left_step	= 0x0f,
	.hs_right_step	= 0x0f,
	.hf_left_step	= 0x1d,
	.hf_right_step	= 0x1d,
};

static struct twl6040_platform_data twl6040_data = {
	.codec		= &twl6040_codec,
	.audpwron_gpio	= 127,
	.irq_base	= TWL6040_CODEC_IRQ_BASE,
};

/* Panda board uses the common PMIC configuration */
static struct twl4030_platform_data omap4_panda_twldata;

/*
 * Display monitor features are burnt in their EEPROM as EDID data. The EEPROM
 * is connected as I2C slave device, and can be accessed at address 0x50
 */
static struct i2c_board_info __initdata panda_i2c_eeprom[] = {
	{
		I2C_BOARD_INFO("eeprom", 0x50),
	},
};

static int __init omap4_panda_i2c_init(void)
{
	omap4_pmic_get_config(&omap4_panda_twldata, TWL_COMMON_PDATA_USB,
			TWL_COMMON_REGULATOR_VDAC |
			TWL_COMMON_REGULATOR_VAUX2 |
			TWL_COMMON_REGULATOR_VAUX3 |
			TWL_COMMON_REGULATOR_VMMC |
			TWL_COMMON_REGULATOR_VPP |
			TWL_COMMON_REGULATOR_VANA |
			TWL_COMMON_REGULATOR_VCXIO |
			TWL_COMMON_REGULATOR_VUSB |
			TWL_COMMON_REGULATOR_CLK32KG);
	omap4_pmic_init("twl6030", &omap4_panda_twldata,
			&twl6040_data, OMAP44XX_IRQ_SYS_2N);
	omap_register_i2c_bus(2, 400, NULL, 0);
	/*
	 * Bus 3 is attached to the DVI port where devices like the pico DLP
	 * projector don't work reliably with 400kHz
	 */
	omap_register_i2c_bus(3, 100, panda_i2c_eeprom,
					ARRAY_SIZE(panda_i2c_eeprom));
	omap_register_i2c_bus(4, 400, NULL, 0);
	return 0;
}

#ifdef CONFIG_OMAP_MUX
static struct omap_board_mux board_mux[] __initdata = {
	/* WLAN IRQ - GPIO 53 */
	OMAP4_MUX(GPMC_NCS3, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
	/* WLAN POWER ENABLE - GPIO 43 */
	OMAP4_MUX(GPMC_A19, OMAP_MUX_MODE3 | OMAP_PIN_OUTPUT),
	/* WLAN SDIO: MMC5 CMD */
	OMAP4_MUX(SDMMC5_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
	/* WLAN SDIO: MMC5 CLK */
	OMAP4_MUX(SDMMC5_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
	/* WLAN SDIO: MMC5 DAT[0-3] */
	OMAP4_MUX(SDMMC5_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
	OMAP4_MUX(SDMMC5_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
	OMAP4_MUX(SDMMC5_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
	OMAP4_MUX(SDMMC5_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
	/* gpio 0 - TFP410 PD */
	OMAP4_MUX(KPD_COL1, OMAP_PIN_OUTPUT | OMAP_MUX_MODE3),
	/* dispc2_data23 */
	OMAP4_MUX(USBB2_ULPITLL_STP, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data22 */
	OMAP4_MUX(USBB2_ULPITLL_DIR, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data21 */
	OMAP4_MUX(USBB2_ULPITLL_NXT, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data20 */
	OMAP4_MUX(USBB2_ULPITLL_DAT0, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data19 */
	OMAP4_MUX(USBB2_ULPITLL_DAT1, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data18 */
	OMAP4_MUX(USBB2_ULPITLL_DAT2, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data15 */
	OMAP4_MUX(USBB2_ULPITLL_DAT3, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data14 */
	OMAP4_MUX(USBB2_ULPITLL_DAT4, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data13 */
	OMAP4_MUX(USBB2_ULPITLL_DAT5, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data12 */
	OMAP4_MUX(USBB2_ULPITLL_DAT6, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data11 */
	OMAP4_MUX(USBB2_ULPITLL_DAT7, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data10 */
	OMAP4_MUX(DPM_EMU3, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data9 */
	OMAP4_MUX(DPM_EMU4, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data16 */
	OMAP4_MUX(DPM_EMU5, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data17 */
	OMAP4_MUX(DPM_EMU6, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_hsync */
	OMAP4_MUX(DPM_EMU7, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_pclk */
	OMAP4_MUX(DPM_EMU8, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_vsync */
	OMAP4_MUX(DPM_EMU9, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_de */
	OMAP4_MUX(DPM_EMU10, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data8 */
	OMAP4_MUX(DPM_EMU11, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data7 */
	OMAP4_MUX(DPM_EMU12, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data6 */
	OMAP4_MUX(DPM_EMU13, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data5 */
	OMAP4_MUX(DPM_EMU14, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data4 */
	OMAP4_MUX(DPM_EMU15, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data3 */
	OMAP4_MUX(DPM_EMU16, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data2 */
	OMAP4_MUX(DPM_EMU17, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data1 */
	OMAP4_MUX(DPM_EMU18, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	/* dispc2_data0 */
	OMAP4_MUX(DPM_EMU19, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
	{ .reg_offset = OMAP_MUX_TERMINATOR },
};

#else
#define board_mux	NULL
#endif

/* Display DVI */
#define PANDA_DVI_TFP410_POWER_DOWN_GPIO	0

static int omap4_panda_enable_dvi(struct omap_dss_device *dssdev)
{
	gpio_set_value(dssdev->reset_gpio, 1);
	return 0;
}

static void omap4_panda_disable_dvi(struct omap_dss_device *dssdev)
{
	gpio_set_value(dssdev->reset_gpio, 0);
}

/* Using generic display panel */
static struct panel_dvi_platform_data omap4_dvi_panel = {
	.platform_enable	= omap4_panda_enable_dvi,
	.platform_disable	= omap4_panda_disable_dvi,
	.i2c_bus_num = 3,
};

struct omap_dss_device omap4_panda_dvi_device = {
	.type			= OMAP_DISPLAY_TYPE_DPI,
	.name			= "dvi",
	.driver_name		= "dvi",
	.data			= &omap4_dvi_panel,
	.phy.dpi.data_lines	= 24,
	.reset_gpio		= PANDA_DVI_TFP410_POWER_DOWN_GPIO,
	.channel		= OMAP_DSS_CHANNEL_LCD2,
};

int __init omap4_panda_dvi_init(void)
{
	int r;

	/* Requesting TFP410 DVI GPIO and disabling it, at bootup */
	r = gpio_request_one(omap4_panda_dvi_device.reset_gpio,
				GPIOF_OUT_INIT_LOW, "DVI PD");
	if (r)
		pr_err("Failed to get DVI powerdown GPIO\n");

	return r;
}

static struct gpio panda_hdmi_gpios[] = {
	{ HDMI_GPIO_CT_CP_HPD, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ct_cp_hpd" },
	{ HDMI_GPIO_LS_OE,	GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ls_oe" },
	{ HDMI_GPIO_HPD, GPIOF_DIR_IN, "hdmi_gpio_hpd" },
};

static int omap4_panda_panel_enable_hdmi(struct omap_dss_device *dssdev)
{
	int status;

	status = gpio_request_array(panda_hdmi_gpios,
				    ARRAY_SIZE(panda_hdmi_gpios));
	if (status)
		pr_err("Cannot request HDMI GPIOs\n");

	return status;
}

static void omap4_panda_panel_disable_hdmi(struct omap_dss_device *dssdev)
{
	gpio_free_array(panda_hdmi_gpios, ARRAY_SIZE(panda_hdmi_gpios));
}

static struct omap_dss_hdmi_data omap4_panda_hdmi_data = {
	.hpd_gpio = HDMI_GPIO_HPD,
};

static struct omap_dss_device  omap4_panda_hdmi_device = {
	.name = "hdmi",
	.driver_name = "hdmi_panel",
	.type = OMAP_DISPLAY_TYPE_HDMI,
	.platform_enable = omap4_panda_panel_enable_hdmi,
	.platform_disable = omap4_panda_panel_disable_hdmi,
	.channel = OMAP_DSS_CHANNEL_DIGIT,
	.data = &omap4_panda_hdmi_data,
};

static struct omap_dss_device *omap4_panda_dss_devices[] = {
	&omap4_panda_dvi_device,
	&omap4_panda_hdmi_device,
};

static struct omap_dss_board_info omap4_panda_dss_data = {
	.num_devices	= ARRAY_SIZE(omap4_panda_dss_devices),
	.devices	= omap4_panda_dss_devices,
	.default_device	= &omap4_panda_dvi_device,
};

void __init omap4_panda_display_init(void)
{
	int r;

	r = omap4_panda_dvi_init();
	if (r)
		pr_err("error initializing panda DVI\n");

	omap_display_init(&omap4_panda_dss_data);

	/*
	 * OMAP4460SDP/Blaze and OMAP4430 ES2.3 SDP/Blaze boards and
	 * later have external pull up on the HDMI I2C lines
	 */
	if (cpu_is_omap446x() || omap_rev() > OMAP4430_REV_ES2_2)
		omap_hdmi_init(OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP);
	else
		omap_hdmi_init(0);

	omap_mux_init_gpio(HDMI_GPIO_LS_OE, OMAP_PIN_OUTPUT);
	omap_mux_init_gpio(HDMI_GPIO_CT_CP_HPD, OMAP_PIN_OUTPUT);
	omap_mux_init_gpio(HDMI_GPIO_HPD, OMAP_PIN_INPUT_PULLDOWN);
}

static void omap4_panda_init_rev(void)
{
	if (cpu_is_omap443x()) {
		/* PandaBoard 4430 */
		/* ASoC audio configuration */
		panda_abe_audio_data.card_name = "PandaBoard";
		panda_abe_audio_data.has_hsmic = 1;
	} else {
		/* PandaBoard ES */
		/* ASoC audio configuration */
		panda_abe_audio_data.card_name = "PandaBoardES";
	}
}

static void __init omap4_panda_init(void)
{
	int package = OMAP_PACKAGE_CBS;
	int ret;

	if (omap_rev() == OMAP4430_REV_ES1_0)
		package = OMAP_PACKAGE_CBL;
	omap4_mux_init(board_mux, NULL, package);

	omap_panda_wlan_data.irq = gpio_to_irq(GPIO_WIFI_IRQ);
	ret = wl12xx_set_platform_data(&omap_panda_wlan_data);
	if (ret)
		pr_err("error setting wl12xx data: %d\n", ret);

	omap4_panda_init_rev();
	omap4_panda_i2c_init();
	platform_add_devices(panda_devices, ARRAY_SIZE(panda_devices));
	platform_device_register(&omap_vwlan_device);
	omap_serial_init();
	omap_sdrc_init(NULL, NULL);
	omap4_twl6030_hsmmc_init(mmc);
	omap4_ehci_init();
	usb_musb_init(&musb_board_data);
	omap4_panda_display_init();
}

MACHINE_START(OMAP4_PANDA, "OMAP4 Panda board")
	/* Maintainer: David Anders - Texas Instruments Inc */
	.atag_offset	= 0x100,
	.reserve	= omap_reserve,
	.map_io		= omap4_map_io,
	.init_early	= omap4430_init_early,
	.init_irq	= gic_init_irq,
	.handle_irq	= gic_handle_irq,
	.init_machine	= omap4_panda_init,
	.timer		= &omap4_timer,
	.restart	= omap_prcm_restart,
MACHINE_END
Commit	Line	Data
b075f58b DA	1	/*
	2	* Board support file for OMAP4430 based PandaBoard.
	3	*
	4	* Copyright (C) 2010 Texas Instruments
	5	*
	6	* Author: David Anders <x0132446@ti.com>
	7	*
	8	* Based on mach-omap2/board-4430sdp.c
	9	*
	10	* Author: Santosh Shilimkar <santosh.shilimkar@ti.com>
	11	*
	12	* Based on mach-omap2/board-3430sdp.c
	13	*
	14	* This program is free software; you can redistribute it and/or modify
	15	* it under the terms of the GNU General Public License version 2 as
	16	* published by the Free Software Foundation.
	17	*/
	18
	19	#include <linux/kernel.h>
	20	#include <linux/init.h>
	21	#include <linux/platform_device.h>
1740d483	22	#include <linux/clk.h>
b075f58b	23	#include <linux/io.h>
3da434ac	24	#include <linux/leds.h>
b075f58b DA	25	#include <linux/gpio.h>
	26	#include <linux/usb/otg.h>
	27	#include <linux/i2c/twl.h>
8eaeb939	28	#include <linux/mfd/twl6040.h>
b075f58b	29	#include <linux/regulator/machine.h>
edc84061	30	#include <linux/regulator/fixed.h>
9624f615	31	#include <linux/ti_wilink_st.h>
b17e0979	32	#include <linux/wl12xx.h>
3c90c98a	33	#include <linux/platform_data/omap-abe-twl6040.h>
b075f58b DA	34
b075f58b DA	35	#include <mach/hardware.h>
6b2f55d7	36	#include <asm/hardware/gic.h>
b075f58b DA	37	#include <asm/mach-types.h>
	38	#include <asm/mach/arch.h>
	39	#include <asm/mach/map.h>
a0b38cc4	40	#include <video/omapdss.h>
b075f58b DA	41
b075f58b DA	42	#include <plat/board.h>
4e65331c	43	#include "common.h"
b075f58b DA	44	#include <plat/usb.h>
b075f58b DA	45	#include <plat/mmc.h>
1d7a8654	46	#include <video/omap-panel-dvi.h>
b075f58b	47
b075f58b	48	#include "hsmmc.h"
4814ced5	49	#include "control.h"
fc63de82	50	#include "mux.h"
fbd8071c	51	#include "common-board-devices.h"
b075f58b	52
4415beb6 DA	53	#define GPIO_HUB_POWER 1
4415beb6 DA	54	#define GPIO_HUB_NRESET 62
edc84061	55	#define GPIO_WIFI_PMENA 43
b17e0979	56	#define GPIO_WIFI_IRQ 53
3932a32f	57	#define HDMI_GPIO_CT_CP_HPD 60 /* HPD mode enable/disable */
17c84ef1	58	#define HDMI_GPIO_LS_OE 41 /* Level shifter for HDMI */
aa74274b	59	#define HDMI_GPIO_HPD 63 /* Hotplug detect */
4415beb6	60
ec179ea5	61	/* wl127x BT, FM, GPS connectivity chip */
9624f615 MG	62	static struct ti_st_plat_data wilink_platform_data = {
	63	.nshutdown_gpio = 46,
	64	.dev_name = "/dev/ttyO1",
	65	.flow_cntrl = 1,
	66	.baud_rate = 3000000,
	67	.chip_enable = NULL,
	68	.suspend = NULL,
	69	.resume = NULL,
	70	};
	71
ec179ea5 GE	72	static struct platform_device wl1271_device = {
	73	.name = "kim",
	74	.id = -1,
	75	.dev = {
9624f615	76	.platform_data = &wilink_platform_data,
ec179ea5 GE	77	},
ec179ea5 GE	78	};
4415beb6	79
3da434ac RSA	80	static struct gpio_led gpio_leds[] = {
	81	{
	82	.name = "pandaboard::status1",
	83	.default_trigger = "heartbeat",
	84	.gpio = 7,
	85	},
	86	{
	87	.name = "pandaboard::status2",
	88	.default_trigger = "mmc0",
	89	.gpio = 8,
	90	},
	91	};
b075f58b	92
3da434ac RSA	93	static struct gpio_led_platform_data gpio_led_info = {
	94	.leds = gpio_leds,
	95	.num_leds = ARRAY_SIZE(gpio_leds),
	96	};
	97
	98	static struct platform_device leds_gpio = {
	99	.name = "leds-gpio",
	100	.id = -1,
	101	.dev = {
	102	.platform_data = &gpio_led_info,
	103	},
	104	};
	105
3c90c98a PU	106	static struct omap_abe_twl6040_data panda_abe_audio_data = {
	107	/* Audio out */
	108	.has_hs = ABE_TWL6040_LEFT \| ABE_TWL6040_RIGHT,
	109	/* HandsFree through expasion connector */
	110	.has_hf = ABE_TWL6040_LEFT \| ABE_TWL6040_RIGHT,
	111	/* PandaBoard: FM TX, PandaBoardES: can be connected to audio out */
	112	.has_aux = ABE_TWL6040_LEFT \| ABE_TWL6040_RIGHT,
	113	/* PandaBoard: FM RX, PandaBoardES: audio in */
	114	.has_afm = ABE_TWL6040_LEFT \| ABE_TWL6040_RIGHT,
	115	/* No jack detection. */
	116	.jack_detection = 0,
	117	/* MCLK input is 38.4MHz */
	118	.mclk_freq = 38400000,
	119
	120	};
	121
	122	static struct platform_device panda_abe_audio = {
	123	.name = "omap-abe-twl6040",
	124	.id = -1,
	125	.dev = {
	126	.platform_data = &panda_abe_audio_data,
	127	},
	128	};
	129
65f19159 MG	130	static struct platform_device btwilink_device = {
	131	.name = "btwilink",
	132	.id = -1,
	133	};
	134
3da434ac RSA	135	static struct platform_device *panda_devices[] __initdata = {
3da434ac RSA	136	&leds_gpio,
ec179ea5	137	&wl1271_device,
3c90c98a	138	&panda_abe_audio,
65f19159	139	&btwilink_device,
3da434ac	140	};
b075f58b	141
181b250c KM	142	static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
	143	.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
	144	.port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
	145	.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
4415beb6 DA	146	.phy_reset = false,
	147	.reset_gpio_port[0] = -EINVAL,
	148	.reset_gpio_port[1] = -EINVAL,
	149	.reset_gpio_port[2] = -EINVAL
	150	};
	151
bc593f5d IG	152	static struct gpio panda_ehci_gpios[] __initdata = {
	153	{ GPIO_HUB_POWER, GPIOF_OUT_INIT_LOW, "hub_power" },
	154	{ GPIO_HUB_NRESET, GPIOF_OUT_INIT_LOW, "hub_nreset" },
	155	};
	156
4415beb6 DA	157	static void __init omap4_ehci_init(void)
	158	{
	159	int ret;
1740d483	160	struct clk *phy_ref_clk;
4415beb6	161
1740d483 AG	162	/* FREF_CLK3 provides the 19.2 MHz reference clock to the PHY */
	163	phy_ref_clk = clk_get(NULL, "auxclk3_ck");
	164	if (IS_ERR(phy_ref_clk)) {
	165	pr_err("Cannot request auxclk3\n");
bc593f5d	166	return;
1740d483 AG	167	}
	168	clk_set_rate(phy_ref_clk, 19200000);
	169	clk_enable(phy_ref_clk);
4415beb6	170
bc593f5d IG	171	/* disable the power to the usb hub prior to init and reset phy+hub */
	172	ret = gpio_request_array(panda_ehci_gpios,
	173	ARRAY_SIZE(panda_ehci_gpios));
4415beb6	174	if (ret) {
bc593f5d IG	175	pr_err("Unable to initialize EHCI power/reset\n");
bc593f5d IG	176	return;
4415beb6	177	}
4415beb6	178
bc593f5d	179	gpio_export(GPIO_HUB_POWER, 0);
4415beb6	180	gpio_export(GPIO_HUB_NRESET, 0);
4415beb6 DA	181	gpio_set_value(GPIO_HUB_NRESET, 1);
4415beb6 DA	182
9e64bb1e	183	usbhs_init(&usbhs_bdata);
4415beb6 DA	184
	185	/* enable power to hub */
	186	gpio_set_value(GPIO_HUB_POWER, 1);
4415beb6 DA	187	}
4415beb6 DA	188
b075f58b DA	189	static struct omap_musb_board_data musb_board_data = {
b075f58b DA	190	.interface_type = MUSB_INTERFACE_UTMI,
09e72002	191	.mode = MUSB_OTG,
b075f58b DA	192	.power = 100,
	193	};
	194
	195	static struct omap2_hsmmc_info mmc[] = {
	196	{
	197	.mmc = 1,
3a63833e	198	.caps = MMC_CAP_4_BIT_DATA \| MMC_CAP_8_BIT_DATA,
b075f58b	199	.gpio_wp = -EINVAL,
5b59cc2f	200	.gpio_cd = -EINVAL,
b075f58b	201	},
b17e0979 PM	202	{
	203	.name = "wl1271",
	204	.mmc = 5,
	205	.caps = MMC_CAP_4_BIT_DATA \| MMC_CAP_POWER_OFF_CARD,
	206	.gpio_wp = -EINVAL,
	207	.gpio_cd = -EINVAL,
	208	.ocr_mask = MMC_VDD_165_195,
	209	.nonremovable = true,
	210	},
b075f58b DA	211	{} /* Terminator */
	212	};
	213
786b01a8 OD	214	static struct regulator_consumer_supply omap4_panda_vmmc5_supply[] = {
786b01a8 OD	215	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.4"),
edc84061 PM	216	};
	217
	218	static struct regulator_init_data panda_vmmc5 = {
	219	.constraints = {
	220	.valid_ops_mask = REGULATOR_CHANGE_STATUS,
	221	},
786b01a8 OD	222	.num_consumer_supplies = ARRAY_SIZE(omap4_panda_vmmc5_supply),
786b01a8 OD	223	.consumer_supplies = omap4_panda_vmmc5_supply,
edc84061 PM	224	};
	225
	226	static struct fixed_voltage_config panda_vwlan = {
	227	.supply_name = "vwl1271",
	228	.microvolts = 1800000, /* 1.8V */
	229	.gpio = GPIO_WIFI_PMENA,
	230	.startup_delay = 70000, /* 70msec */
	231	.enable_high = 1,
	232	.enabled_at_boot = 0,
	233	.init_data = &panda_vmmc5,
	234	};
	235
	236	static struct platform_device omap_vwlan_device = {
	237	.name = "reg-fixed-voltage",
	238	.id = 1,
	239	.dev = {
	240	.platform_data = &panda_vwlan,
	241	},
	242	};
	243
b17e0979	244	struct wl12xx_platform_data omap_panda_wlan_data __initdata = {
b17e0979 PM	245	/* PANDA ref clock is 38.4 MHz */
	246	.board_ref_clock = 2,
	247	};
	248
b075f58b DA	249	static int omap4_twl6030_hsmmc_late_init(struct device *dev)
b075f58b DA	250	{
9d4a4199	251	int irq = 0;
b075f58b DA	252	struct platform_device *pdev = container_of(dev,
	253	struct platform_device, dev);
	254	struct omap_mmc_platform_data *pdata = dev->platform_data;
	255
bf56f0a6 MN	256	if (!pdata) {
	257	dev_err(dev, "%s: NULL platform data\n", __func__);
	258	return -EINVAL;
	259	}
b075f58b	260	/* Setting MMC1 Card detect Irq */
bf56f0a6	261	if (pdev->id == 0) {
9d4a4199 BC	262	irq = twl6030_mmc_card_detect_config();
9d4a4199 BC	263	if (irq < 0) {
bf56f0a6	264	dev_err(dev, "%s: Error card detect config(%d)\n",
9d4a4199 BC	265	__func__, irq);
	266	return irq;
	267	}
	268	pdata->slots[0].card_detect = twl6030_mmc_card_detect;
bf56f0a6	269	}
9d4a4199	270	return 0;
b075f58b DA	271	}
	272
	273	static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev)
	274	{
b9b52620 DA	275	struct omap_mmc_platform_data *pdata;
	276
	277	/* dev can be null if CONFIG_MMC_OMAP_HS is not set */
	278	if (!dev) {
	279	pr_err("Failed omap4_twl6030_hsmmc_set_late_init\n");
	280	return;
	281	}
	282	pdata = dev->platform_data;
b075f58b DA	283
	284	pdata->init = omap4_twl6030_hsmmc_late_init;
	285	}
	286
	287	static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers)
	288	{
	289	struct omap2_hsmmc_info *c;
	290
3b972bf0	291	omap_hsmmc_init(controllers);
b075f58b	292	for (c = controllers; c->mmc; c++)
3b972bf0	293	omap4_twl6030_hsmmc_set_late_init(&c->pdev->dev);
b075f58b DA	294
	295	return 0;
	296	}
	297
8eaeb939	298	static struct twl6040_codec_data twl6040_codec = {
3c90c98a PU	299	/* single-step ramp for headset and handsfree */
	300	.hs_left_step = 0x0f,
	301	.hs_right_step = 0x0f,
	302	.hf_left_step = 0x1d,
	303	.hf_right_step = 0x1d,
	304	};
	305
8eaeb939	306	static struct twl6040_platform_data twl6040_data = {
3c90c98a PU	307	.codec = &twl6040_codec,
3c90c98a PU	308	.audpwron_gpio = 127,
3c90c98a PU	309	.irq_base = TWL6040_CODEC_IRQ_BASE,
	310	};
	311
b22f954b	312	/* Panda board uses the common PMIC configuration */
8eaeb939	313	static struct twl4030_platform_data omap4_panda_twldata;
b075f58b	314
b295d6e5 MR	315	/*
	316	* Display monitor features are burnt in their EEPROM as EDID data. The EEPROM
	317	* is connected as I2C slave device, and can be accessed at address 0x50
	318	*/
	319	static struct i2c_board_info __initdata panda_i2c_eeprom[] = {
	320	{
	321	I2C_BOARD_INFO("eeprom", 0x50),
	322	},
	323	};
	324
b075f58b DA	325	static int __init omap4_panda_i2c_init(void)
b075f58b DA	326	{
b22f954b PU	327	omap4_pmic_get_config(&omap4_panda_twldata, TWL_COMMON_PDATA_USB,
	328	TWL_COMMON_REGULATOR_VDAC \|
	329	TWL_COMMON_REGULATOR_VAUX2 \|
	330	TWL_COMMON_REGULATOR_VAUX3 \|
	331	TWL_COMMON_REGULATOR_VMMC \|
	332	TWL_COMMON_REGULATOR_VPP \|
	333	TWL_COMMON_REGULATOR_VANA \|
	334	TWL_COMMON_REGULATOR_VCXIO \|
	335	TWL_COMMON_REGULATOR_VUSB \|
	336	TWL_COMMON_REGULATOR_CLK32KG);
8eaeb939 PU	337	omap4_pmic_init("twl6030", &omap4_panda_twldata,
8eaeb939 PU	338	&twl6040_data, OMAP44XX_IRQ_SYS_2N);
b075f58b	339	omap_register_i2c_bus(2, 400, NULL, 0);
b295d6e5 MR	340	/*
	341	* Bus 3 is attached to the DVI port where devices like the pico DLP
	342	* projector don't work reliably with 400kHz
	343	*/
	344	omap_register_i2c_bus(3, 100, panda_i2c_eeprom,
	345	ARRAY_SIZE(panda_i2c_eeprom));
b075f58b DA	346	omap_register_i2c_bus(4, 400, NULL, 0);
	347	return 0;
	348	}
fc63de82	349
	350	#ifdef CONFIG_OMAP_MUX
	351	static struct omap_board_mux board_mux[] __initdata = {
66e171a3 PM	352	/* WLAN IRQ - GPIO 53 */
	353	OMAP4_MUX(GPMC_NCS3, OMAP_MUX_MODE3 \| OMAP_PIN_INPUT),
	354	/* WLAN POWER ENABLE - GPIO 43 */
	355	OMAP4_MUX(GPMC_A19, OMAP_MUX_MODE3 \| OMAP_PIN_OUTPUT),
	356	/* WLAN SDIO: MMC5 CMD */
	357	OMAP4_MUX(SDMMC5_CMD, OMAP_MUX_MODE0 \| OMAP_PIN_INPUT_PULLUP),
	358	/* WLAN SDIO: MMC5 CLK */
	359	OMAP4_MUX(SDMMC5_CLK, OMAP_MUX_MODE0 \| OMAP_PIN_INPUT_PULLUP),
	360	/* WLAN SDIO: MMC5 DAT[0-3] */
	361	OMAP4_MUX(SDMMC5_DAT0, OMAP_MUX_MODE0 \| OMAP_PIN_INPUT_PULLUP),
	362	OMAP4_MUX(SDMMC5_DAT1, OMAP_MUX_MODE0 \| OMAP_PIN_INPUT_PULLUP),
	363	OMAP4_MUX(SDMMC5_DAT2, OMAP_MUX_MODE0 \| OMAP_PIN_INPUT_PULLUP),
	364	OMAP4_MUX(SDMMC5_DAT3, OMAP_MUX_MODE0 \| OMAP_PIN_INPUT_PULLUP),
b295d6e5 MR	365	/* gpio 0 - TFP410 PD */
	366	OMAP4_MUX(KPD_COL1, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE3),
	367	/* dispc2_data23 */
	368	OMAP4_MUX(USBB2_ULPITLL_STP, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	369	/* dispc2_data22 */
	370	OMAP4_MUX(USBB2_ULPITLL_DIR, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	371	/* dispc2_data21 */
	372	OMAP4_MUX(USBB2_ULPITLL_NXT, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	373	/* dispc2_data20 */
	374	OMAP4_MUX(USBB2_ULPITLL_DAT0, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	375	/* dispc2_data19 */
	376	OMAP4_MUX(USBB2_ULPITLL_DAT1, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	377	/* dispc2_data18 */
	378	OMAP4_MUX(USBB2_ULPITLL_DAT2, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	379	/* dispc2_data15 */
	380	OMAP4_MUX(USBB2_ULPITLL_DAT3, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	381	/* dispc2_data14 */
	382	OMAP4_MUX(USBB2_ULPITLL_DAT4, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	383	/* dispc2_data13 */
	384	OMAP4_MUX(USBB2_ULPITLL_DAT5, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	385	/* dispc2_data12 */
	386	OMAP4_MUX(USBB2_ULPITLL_DAT6, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	387	/* dispc2_data11 */
	388	OMAP4_MUX(USBB2_ULPITLL_DAT7, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	389	/* dispc2_data10 */
	390	OMAP4_MUX(DPM_EMU3, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	391	/* dispc2_data9 */
	392	OMAP4_MUX(DPM_EMU4, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	393	/* dispc2_data16 */
	394	OMAP4_MUX(DPM_EMU5, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	395	/* dispc2_data17 */
	396	OMAP4_MUX(DPM_EMU6, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	397	/* dispc2_hsync */
	398	OMAP4_MUX(DPM_EMU7, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	399	/* dispc2_pclk */
	400	OMAP4_MUX(DPM_EMU8, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	401	/* dispc2_vsync */
	402	OMAP4_MUX(DPM_EMU9, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	403	/* dispc2_de */
	404	OMAP4_MUX(DPM_EMU10, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	405	/* dispc2_data8 */
	406	OMAP4_MUX(DPM_EMU11, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	407	/* dispc2_data7 */
	408	OMAP4_MUX(DPM_EMU12, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	409	/* dispc2_data6 */
	410	OMAP4_MUX(DPM_EMU13, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	411	/* dispc2_data5 */
	412	OMAP4_MUX(DPM_EMU14, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	413	/* dispc2_data4 */
	414	OMAP4_MUX(DPM_EMU15, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	415	/* dispc2_data3 */
	416	OMAP4_MUX(DPM_EMU16, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	417	/* dispc2_data2 */
	418	OMAP4_MUX(DPM_EMU17, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	419	/* dispc2_data1 */
	420	OMAP4_MUX(DPM_EMU18, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
	421	/* dispc2_data0 */
	422	OMAP4_MUX(DPM_EMU19, OMAP_PIN_OUTPUT \| OMAP_MUX_MODE5),
fc63de82	423	{ .reg_offset = OMAP_MUX_TERMINATOR },
fc63de82	424	};
573efc2b	425
fc63de82	426	#else
	427	#define board_mux NULL
	428	#endif
	429
b295d6e5 MR	430	/* Display DVI */
	431	#define PANDA_DVI_TFP410_POWER_DOWN_GPIO 0
	432
	433	static int omap4_panda_enable_dvi(struct omap_dss_device *dssdev)
	434	{
	435	gpio_set_value(dssdev->reset_gpio, 1);
	436	return 0;
	437	}
	438
	439	static void omap4_panda_disable_dvi(struct omap_dss_device *dssdev)
	440	{
	441	gpio_set_value(dssdev->reset_gpio, 0);
	442	}
	443
	444	/* Using generic display panel */
1d7a8654	445	static struct panel_dvi_platform_data omap4_dvi_panel = {
b295d6e5 MR	446	.platform_enable = omap4_panda_enable_dvi,
b295d6e5 MR	447	.platform_disable = omap4_panda_disable_dvi,
fcca7194	448	.i2c_bus_num = 3,
b295d6e5 MR	449	};
	450
	451	struct omap_dss_device omap4_panda_dvi_device = {
	452	.type = OMAP_DISPLAY_TYPE_DPI,
	453	.name = "dvi",
1d7a8654	454	.driver_name = "dvi",
b295d6e5 MR	455	.data = &omap4_dvi_panel,
	456	.phy.dpi.data_lines = 24,
	457	.reset_gpio = PANDA_DVI_TFP410_POWER_DOWN_GPIO,
	458	.channel = OMAP_DSS_CHANNEL_LCD2,
	459	};
	460
	461	int __init omap4_panda_dvi_init(void)
	462	{
	463	int r;
	464
	465	/* Requesting TFP410 DVI GPIO and disabling it, at bootup */
	466	r = gpio_request_one(omap4_panda_dvi_device.reset_gpio,
	467	GPIOF_OUT_INIT_LOW, "DVI PD");
	468	if (r)
	469	pr_err("Failed to get DVI powerdown GPIO\n");
	470
	471	return r;
	472	}
	473
bc593f5d	474	static struct gpio panda_hdmi_gpios[] = {
3932a32f	475	{ HDMI_GPIO_CT_CP_HPD, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ct_cp_hpd" },
bc593f5d	476	{ HDMI_GPIO_LS_OE, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ls_oe" },
aa74274b	477	{ HDMI_GPIO_HPD, GPIOF_DIR_IN, "hdmi_gpio_hpd" },
bc593f5d IG	478	};
bc593f5d IG	479
17c84ef1 M	480	static int omap4_panda_panel_enable_hdmi(struct omap_dss_device *dssdev)
	481	{
	482	int status;
	483
bc593f5d IG	484	status = gpio_request_array(panda_hdmi_gpios,
	485	ARRAY_SIZE(panda_hdmi_gpios));
	486	if (status)
	487	pr_err("Cannot request HDMI GPIOs\n");
17c84ef1 M	488
	489	return status;
	490	}
	491
	492	static void omap4_panda_panel_disable_hdmi(struct omap_dss_device *dssdev)
	493	{
575753e3	494	gpio_free_array(panda_hdmi_gpios, ARRAY_SIZE(panda_hdmi_gpios));
17c84ef1 M	495	}
17c84ef1 M	496
c49d005b TV	497	static struct omap_dss_hdmi_data omap4_panda_hdmi_data = {
	498	.hpd_gpio = HDMI_GPIO_HPD,
	499	};
	500
17c84ef1 M	501	static struct omap_dss_device omap4_panda_hdmi_device = {
	502	.name = "hdmi",
	503	.driver_name = "hdmi_panel",
	504	.type = OMAP_DISPLAY_TYPE_HDMI,
	505	.platform_enable = omap4_panda_panel_enable_hdmi,
	506	.platform_disable = omap4_panda_panel_disable_hdmi,
	507	.channel = OMAP_DSS_CHANNEL_DIGIT,
c49d005b	508	.data = &omap4_panda_hdmi_data,
17c84ef1 M	509	};
	510
	511	static struct omap_dss_device *omap4_panda_dss_devices[] = {
b295d6e5	512	&omap4_panda_dvi_device,
17c84ef1 M	513	&omap4_panda_hdmi_device,
	514	};
	515
	516	static struct omap_dss_board_info omap4_panda_dss_data = {
	517	.num_devices = ARRAY_SIZE(omap4_panda_dss_devices),
	518	.devices = omap4_panda_dss_devices,
b295d6e5	519	.default_device = &omap4_panda_dvi_device,
17c84ef1 M	520	};
17c84ef1 M	521
d1589f09	522	void __init omap4_panda_display_init(void)
17c84ef1	523	{
b295d6e5 MR	524	int r;
	525
	526	r = omap4_panda_dvi_init();
	527	if (r)
	528	pr_err("error initializing panda DVI\n");
	529
17c84ef1	530	omap_display_init(&omap4_panda_dss_data);
9a901683 M	531
	532	/*
	533	* OMAP4460SDP/Blaze and OMAP4430 ES2.3 SDP/Blaze boards and
	534	* later have external pull up on the HDMI I2C lines
	535	*/
	536	if (cpu_is_omap446x() \|\| omap_rev() > OMAP4430_REV_ES2_2)
	537	omap_hdmi_init(OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP);
	538	else
	539	omap_hdmi_init(0);
78a1ad8f TV	540
	541	omap_mux_init_gpio(HDMI_GPIO_LS_OE, OMAP_PIN_OUTPUT);
	542	omap_mux_init_gpio(HDMI_GPIO_CT_CP_HPD, OMAP_PIN_OUTPUT);
aa74274b	543	omap_mux_init_gpio(HDMI_GPIO_HPD, OMAP_PIN_INPUT_PULLDOWN);
17c84ef1 M	544	}
17c84ef1 M	545
3c90c98a PU	546	static void omap4_panda_init_rev(void)
3c90c98a PU	547	{
0324e02a	548	if (cpu_is_omap443x()) {
3c90c98a PU	549	/* PandaBoard 4430 */
	550	/* ASoC audio configuration */
	551	panda_abe_audio_data.card_name = "PandaBoard";
	552	panda_abe_audio_data.has_hsmic = 1;
	553	} else {
	554	/* PandaBoard ES */
	555	/* ASoC audio configuration */
	556	panda_abe_audio_data.card_name = "PandaBoardES";
	557	}
	558	}
	559
b075f58b DA	560	static void __init omap4_panda_init(void)
b075f58b DA	561	{
fc63de82	562	int package = OMAP_PACKAGE_CBS;
70d669de	563	int ret;
fc63de82	564
	565	if (omap_rev() == OMAP4430_REV_ES1_0)
	566	package = OMAP_PACKAGE_CBL;
21a42c92	567	omap4_mux_init(board_mux, NULL, package);
fc63de82	568
46a0a540	569	omap_panda_wlan_data.irq = gpio_to_irq(GPIO_WIFI_IRQ);
70d669de RK	570	ret = wl12xx_set_platform_data(&omap_panda_wlan_data);
	571	if (ret)
	572	pr_err("error setting wl12xx data: %d\n", ret);
b17e0979	573
3c90c98a	574	omap4_panda_init_rev();
b075f58b	575	omap4_panda_i2c_init();
3da434ac	576	platform_add_devices(panda_devices, ARRAY_SIZE(panda_devices));
edc84061	577	platform_device_register(&omap_vwlan_device);
7496ba30	578	omap_serial_init();
a4ca9dbe	579	omap_sdrc_init(NULL, NULL);
b075f58b	580	omap4_twl6030_hsmmc_init(mmc);
4415beb6	581	omap4_ehci_init();
1ea7f352	582	usb_musb_init(&musb_board_data);
17c84ef1	583	omap4_panda_display_init();
b075f58b DA	584	}
b075f58b DA	585
b075f58b DA	586	MACHINE_START(OMAP4_PANDA, "OMAP4 Panda board")
b075f58b DA	587	/* Maintainer: David Anders - Texas Instruments Inc */
5e52b435	588	.atag_offset = 0x100,
d920e520	589	.reserve = omap_reserve,
e990a406	590	.map_io = omap4_map_io,
8f5b5a41	591	.init_early = omap4430_init_early,
3dc3bad6	592	.init_irq = gic_init_irq,
6b2f55d7	593	.handle_irq = gic_handle_irq,
b075f58b	594	.init_machine = omap4_panda_init,
e74984e4	595	.timer = &omap4_timer,
baa95883	596	.restart = omap_prcm_restart,
b075f58b	597	MACHINE_END