[deliverable/linux.git] / arch / arm / mach-omap2 / board-n8x0.c

/*
 * linux/arch/arm/mach-omap2/board-n8x0.c
 *
 * Copyright (C) 2005-2009 Nokia Corporation
 * Author: Juha Yrjola <juha.yrjola@nokia.com>
 *
 * 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/clk.h>
#include <linux/delay.h>
#include <linux/gpio.h>
#include <linux/init.h>
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/stddef.h>
#include <linux/i2c.h>
#include <linux/spi/spi.h>
#include <linux/usb/musb.h>
#include <linux/platform_data/i2c-cbus-gpio.h>
#include <linux/platform_data/spi-omap2-mcspi.h>
#include <linux/platform_data/mtd-onenand-omap2.h>
#include <linux/mfd/menelaus.h>
#include <sound/tlv320aic3x.h>

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

#include "common.h"
#include "mmc.h"

#include "mux.h"
#include "gpmc-onenand.h"

#define TUSB6010_ASYNC_CS	1
#define TUSB6010_SYNC_CS	4
#define TUSB6010_GPIO_INT	58
#define TUSB6010_GPIO_ENABLE	0
#define TUSB6010_DMACHAN	0x3f

#if defined(CONFIG_I2C_CBUS_GPIO) || defined(CONFIG_I2C_CBUS_GPIO_MODULE)
static struct i2c_cbus_platform_data n8x0_cbus_data = {
	.clk_gpio = 66,
	.dat_gpio = 65,
	.sel_gpio = 64,
};

static struct platform_device n8x0_cbus_device = {
	.name	= "i2c-cbus-gpio",
	.id	= 3,
	.dev	= {
		.platform_data = &n8x0_cbus_data,
	},
};

static struct i2c_board_info n8x0_i2c_board_info_3[] __initdata = {
	{
		I2C_BOARD_INFO("retu-mfd", 0x01),
	},
};

static void __init n8x0_cbus_init(void)
{
	const int retu_irq_gpio = 108;

	if (gpio_request_one(retu_irq_gpio, GPIOF_IN, "Retu IRQ"))
		return;
	irq_set_irq_type(gpio_to_irq(retu_irq_gpio), IRQ_TYPE_EDGE_RISING);
	n8x0_i2c_board_info_3[0].irq = gpio_to_irq(retu_irq_gpio);
	i2c_register_board_info(3, n8x0_i2c_board_info_3,
				ARRAY_SIZE(n8x0_i2c_board_info_3));
	platform_device_register(&n8x0_cbus_device);
}
#else /* CONFIG_I2C_CBUS_GPIO */
static void __init n8x0_cbus_init(void)
{
}
#endif /* CONFIG_I2C_CBUS_GPIO */

#if defined(CONFIG_USB_MUSB_TUSB6010) || defined(CONFIG_USB_MUSB_TUSB6010_MODULE)
/*
 * Enable or disable power to TUSB6010. When enabling, turn on 3.3 V and
 * 1.5 V voltage regulators of PM companion chip. Companion chip will then
 * provide then PGOOD signal to TUSB6010 which will release it from reset.
 */
static int tusb_set_power(int state)
{
	int i, retval = 0;

	if (state) {
		gpio_set_value(TUSB6010_GPIO_ENABLE, 1);
		msleep(1);

		/* Wait until TUSB6010 pulls INT pin down */
		i = 100;
		while (i && gpio_get_value(TUSB6010_GPIO_INT)) {
			msleep(1);
			i--;
		}

		if (!i) {
			printk(KERN_ERR "tusb: powerup failed\n");
			retval = -ENODEV;
		}
	} else {
		gpio_set_value(TUSB6010_GPIO_ENABLE, 0);
		msleep(10);
	}

	return retval;
}

static struct musb_hdrc_config musb_config = {
	.multipoint	= 1,
	.dyn_fifo	= 1,
	.num_eps	= 16,
	.ram_bits	= 12,
};

static struct musb_hdrc_platform_data tusb_data = {
	.mode		= MUSB_OTG,
	.set_power	= tusb_set_power,
	.min_power	= 25,	/* x2 = 50 mA drawn from VBUS as peripheral */
	.power		= 100,	/* Max 100 mA VBUS for host mode */
	.config		= &musb_config,
};

static void __init n8x0_usb_init(void)
{
	int ret = 0;
	static char	announce[] __initdata = KERN_INFO "TUSB 6010\n";

	/* PM companion chip power control pin */
	ret = gpio_request_one(TUSB6010_GPIO_ENABLE, GPIOF_OUT_INIT_LOW,
			       "TUSB6010 enable");
	if (ret != 0) {
		printk(KERN_ERR "Could not get TUSB power GPIO%i\n",
		       TUSB6010_GPIO_ENABLE);
		return;
	}
	tusb_set_power(0);

	ret = tusb6010_setup_interface(&tusb_data, TUSB6010_REFCLK_19, 2,
					TUSB6010_ASYNC_CS, TUSB6010_SYNC_CS,
					TUSB6010_GPIO_INT, TUSB6010_DMACHAN);
	if (ret != 0)
		goto err;

	printk(announce);

	return;

err:
	gpio_free(TUSB6010_GPIO_ENABLE);
}
#else

static void __init n8x0_usb_init(void) {}

#endif /*CONFIG_USB_MUSB_TUSB6010 */


static struct omap2_mcspi_device_config p54spi_mcspi_config = {
	.turbo_mode	= 0,
};

static struct spi_board_info n800_spi_board_info[] __initdata = {
	{
		.modalias	= "p54spi",
		.bus_num	= 2,
		.chip_select	= 0,
		.max_speed_hz   = 48000000,
		.controller_data = &p54spi_mcspi_config,
	},
};

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

static struct mtd_partition onenand_partitions[] = {
	{
		.name           = "bootloader",
		.offset         = 0,
		.size           = 0x20000,
		.mask_flags     = MTD_WRITEABLE,	/* Force read-only */
	},
	{
		.name           = "config",
		.offset         = MTDPART_OFS_APPEND,
		.size           = 0x60000,
	},
	{
		.name           = "kernel",
		.offset         = MTDPART_OFS_APPEND,
		.size           = 0x200000,
	},
	{
		.name           = "initfs",
		.offset         = MTDPART_OFS_APPEND,
		.size           = 0x400000,
	},
	{
		.name           = "rootfs",
		.offset         = MTDPART_OFS_APPEND,
		.size           = MTDPART_SIZ_FULL,
	},
};

static struct omap_onenand_platform_data board_onenand_data[] = {
	{
		.cs		= 0,
		.gpio_irq	= 26,
		.parts		= onenand_partitions,
		.nr_parts	= ARRAY_SIZE(onenand_partitions),
		.flags		= ONENAND_SYNC_READ,
	}
};
#endif

#if defined(CONFIG_MENELAUS) &&						\
	(defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE))

/*
 * On both N800 and N810, only the first of the two MMC controllers is in use.
 * The two MMC slots are multiplexed via Menelaus companion chip over I2C.
 * On N800, both slots are powered via Menelaus. On N810, only one of the
 * slots is powered via Menelaus. The N810 EMMC is powered via GPIO.
 *
 * VMMC				slot 1 on both N800 and N810
 * VDCDC3_APE and VMCS2_APE	slot 2 on N800
 * GPIO23 and GPIO9		slot 2 EMMC on N810
 *
 */
#define N8X0_SLOT_SWITCH_GPIO	96
#define N810_EMMC_VSD_GPIO	23
#define N810_EMMC_VIO_GPIO	9

static int slot1_cover_open;
static int slot2_cover_open;
static struct device *mmc_device;

static int n8x0_mmc_switch_slot(struct device *dev, int slot)
{
#ifdef CONFIG_MMC_DEBUG
	dev_dbg(dev, "Choose slot %d\n", slot + 1);
#endif
	gpio_set_value(N8X0_SLOT_SWITCH_GPIO, slot);
	return 0;
}

static int n8x0_mmc_set_power_menelaus(struct device *dev, int slot,
					int power_on, int vdd)
{
	int mV;

#ifdef CONFIG_MMC_DEBUG
	dev_dbg(dev, "Set slot %d power: %s (vdd %d)\n", slot + 1,
		power_on ? "on" : "off", vdd);
#endif
	if (slot == 0) {
		if (!power_on)
			return menelaus_set_vmmc(0);
		switch (1 << vdd) {
		case MMC_VDD_33_34:
		case MMC_VDD_32_33:
		case MMC_VDD_31_32:
			mV = 3100;
			break;
		case MMC_VDD_30_31:
			mV = 3000;
			break;
		case MMC_VDD_28_29:
			mV = 2800;
			break;
		case MMC_VDD_165_195:
			mV = 1850;
			break;
		default:
			BUG();
		}
		return menelaus_set_vmmc(mV);
	} else {
		if (!power_on)
			return menelaus_set_vdcdc(3, 0);
		switch (1 << vdd) {
		case MMC_VDD_33_34:
		case MMC_VDD_32_33:
			mV = 3300;
			break;
		case MMC_VDD_30_31:
		case MMC_VDD_29_30:
			mV = 3000;
			break;
		case MMC_VDD_28_29:
		case MMC_VDD_27_28:
			mV = 2800;
			break;
		case MMC_VDD_24_25:
		case MMC_VDD_23_24:
			mV = 2400;
			break;
		case MMC_VDD_22_23:
		case MMC_VDD_21_22:
			mV = 2200;
			break;
		case MMC_VDD_20_21:
			mV = 2000;
			break;
		case MMC_VDD_165_195:
			mV = 1800;
			break;
		default:
			BUG();
		}
		return menelaus_set_vdcdc(3, mV);
	}
	return 0;
}

static void n810_set_power_emmc(struct device *dev,
					 int power_on)
{
	dev_dbg(dev, "Set EMMC power %s\n", power_on ? "on" : "off");

	if (power_on) {
		gpio_set_value(N810_EMMC_VSD_GPIO, 1);
		msleep(1);
		gpio_set_value(N810_EMMC_VIO_GPIO, 1);
		msleep(1);
	} else {
		gpio_set_value(N810_EMMC_VIO_GPIO, 0);
		msleep(50);
		gpio_set_value(N810_EMMC_VSD_GPIO, 0);
		msleep(50);
	}
}

static int n8x0_mmc_set_power(struct device *dev, int slot, int power_on,
			      int vdd)
{
	if (machine_is_nokia_n800() || slot == 0)
		return n8x0_mmc_set_power_menelaus(dev, slot, power_on, vdd);

	n810_set_power_emmc(dev, power_on);

	return 0;
}

static int n8x0_mmc_set_bus_mode(struct device *dev, int slot, int bus_mode)
{
	int r;

	dev_dbg(dev, "Set slot %d bus mode %s\n", slot + 1,
		bus_mode == MMC_BUSMODE_OPENDRAIN ? "open-drain" : "push-pull");
	BUG_ON(slot != 0 && slot != 1);
	slot++;
	switch (bus_mode) {
	case MMC_BUSMODE_OPENDRAIN:
		r = menelaus_set_mmc_opendrain(slot, 1);
		break;
	case MMC_BUSMODE_PUSHPULL:
		r = menelaus_set_mmc_opendrain(slot, 0);
		break;
	default:
		BUG();
	}
	if (r != 0 && printk_ratelimit())
		dev_err(dev, "MMC: unable to set bus mode for slot %d\n",
			slot);
	return r;
}

static int n8x0_mmc_get_cover_state(struct device *dev, int slot)
{
	slot++;
	BUG_ON(slot != 1 && slot != 2);
	if (slot == 1)
		return slot1_cover_open;
	else
		return slot2_cover_open;
}

static void n8x0_mmc_callback(void *data, u8 card_mask)
{
	int bit, *openp, index;

	if (machine_is_nokia_n800()) {
		bit = 1 << 1;
		openp = &slot2_cover_open;
		index = 1;
	} else {
		bit = 1;
		openp = &slot1_cover_open;
		index = 0;
	}

	if (card_mask & bit)
		*openp = 1;
	else
		*openp = 0;

#ifdef CONFIG_MMC_OMAP
	omap_mmc_notify_cover_event(mmc_device, index, *openp);
#else
	pr_warn("MMC: notify cover event not available\n");
#endif
}

static int n8x0_mmc_late_init(struct device *dev)
{
	int r, bit, *openp;
	int vs2sel;

	mmc_device = dev;

	r = menelaus_set_slot_sel(1);
	if (r < 0)
		return r;

	if (machine_is_nokia_n800())
		vs2sel = 0;
	else
		vs2sel = 2;

	r = menelaus_set_mmc_slot(2, 0, vs2sel, 1);
	if (r < 0)
		return r;

	n8x0_mmc_set_power(dev, 0, MMC_POWER_ON, 16); /* MMC_VDD_28_29 */
	n8x0_mmc_set_power(dev, 1, MMC_POWER_ON, 16);

	r = menelaus_set_mmc_slot(1, 1, 0, 1);
	if (r < 0)
		return r;
	r = menelaus_set_mmc_slot(2, 1, vs2sel, 1);
	if (r < 0)
		return r;

	r = menelaus_get_slot_pin_states();
	if (r < 0)
		return r;

	if (machine_is_nokia_n800()) {
		bit = 1 << 1;
		openp = &slot2_cover_open;
	} else {
		bit = 1;
		openp = &slot1_cover_open;
		slot2_cover_open = 0;
	}

	/* All slot pin bits seem to be inversed until first switch change */
	if (r == 0xf || r == (0xf & ~bit))
		r = ~r;

	if (r & bit)
		*openp = 1;
	else
		*openp = 0;

	r = menelaus_register_mmc_callback(n8x0_mmc_callback, NULL);

	return r;
}

static void n8x0_mmc_shutdown(struct device *dev)
{
	int vs2sel;

	if (machine_is_nokia_n800())
		vs2sel = 0;
	else
		vs2sel = 2;

	menelaus_set_mmc_slot(1, 0, 0, 0);
	menelaus_set_mmc_slot(2, 0, vs2sel, 0);
}

static void n8x0_mmc_cleanup(struct device *dev)
{
	menelaus_unregister_mmc_callback();

	gpio_free(N8X0_SLOT_SWITCH_GPIO);

	if (machine_is_nokia_n810()) {
		gpio_free(N810_EMMC_VSD_GPIO);
		gpio_free(N810_EMMC_VIO_GPIO);
	}
}

/*
 * MMC controller1 has two slots that are multiplexed via I2C.
 * MMC controller2 is not in use.
 */
static struct omap_mmc_platform_data mmc1_data = {
	.nr_slots			= 2,
	.switch_slot			= n8x0_mmc_switch_slot,
	.init				= n8x0_mmc_late_init,
	.cleanup			= n8x0_mmc_cleanup,
	.shutdown			= n8x0_mmc_shutdown,
	.max_freq			= 24000000,
	.slots[0] = {
		.wires			= 4,
		.set_power		= n8x0_mmc_set_power,
		.set_bus_mode		= n8x0_mmc_set_bus_mode,
		.get_cover_state	= n8x0_mmc_get_cover_state,
		.ocr_mask		= MMC_VDD_165_195 | MMC_VDD_30_31 |
						MMC_VDD_32_33   | MMC_VDD_33_34,
		.name			= "internal",
	},
	.slots[1] = {
		.set_power		= n8x0_mmc_set_power,
		.set_bus_mode		= n8x0_mmc_set_bus_mode,
		.get_cover_state	= n8x0_mmc_get_cover_state,
		.ocr_mask		= MMC_VDD_165_195 | MMC_VDD_20_21 |
						MMC_VDD_21_22 | MMC_VDD_22_23 |
						MMC_VDD_23_24 | MMC_VDD_24_25 |
						MMC_VDD_27_28 | MMC_VDD_28_29 |
						MMC_VDD_29_30 | MMC_VDD_30_31 |
						MMC_VDD_32_33 | MMC_VDD_33_34,
		.name			= "external",
	},
};

static struct omap_mmc_platform_data *mmc_data[OMAP24XX_NR_MMC];

static struct gpio n810_emmc_gpios[] __initdata = {
	{ N810_EMMC_VSD_GPIO, GPIOF_OUT_INIT_LOW,  "MMC slot 2 Vddf" },
	{ N810_EMMC_VIO_GPIO, GPIOF_OUT_INIT_LOW,  "MMC slot 2 Vdd"  },
};

static void __init n8x0_mmc_init(void)
{
	int err;

	if (machine_is_nokia_n810()) {
		mmc1_data.slots[0].name = "external";

		/*
		 * Some Samsung Movinand chips do not like open-ended
		 * multi-block reads and fall to braind-dead state
		 * while doing so. Reducing the number of blocks in
		 * the transfer or delays in clock disable do not help
		 */
		mmc1_data.slots[1].name = "internal";
		mmc1_data.slots[1].ban_openended = 1;
	}

	err = gpio_request_one(N8X0_SLOT_SWITCH_GPIO, GPIOF_OUT_INIT_LOW,
			       "MMC slot switch");
	if (err)
		return;

	if (machine_is_nokia_n810()) {
		err = gpio_request_array(n810_emmc_gpios,
					 ARRAY_SIZE(n810_emmc_gpios));
		if (err) {
			gpio_free(N8X0_SLOT_SWITCH_GPIO);
			return;
		}
	}

	mmc_data[0] = &mmc1_data;
	omap242x_init_mmc(mmc_data);
}
#else

void __init n8x0_mmc_init(void)
{
}
#endif	/* CONFIG_MMC_OMAP */

#ifdef CONFIG_MENELAUS

static int n8x0_auto_sleep_regulators(void)
{
	u32 val;
	int ret;

	val = EN_VPLL_SLEEP | EN_VMMC_SLEEP    \
		| EN_VAUX_SLEEP | EN_VIO_SLEEP \
		| EN_VMEM_SLEEP | EN_DC3_SLEEP \
		| EN_VC_SLEEP | EN_DC2_SLEEP;

	ret = menelaus_set_regulator_sleep(1, val);
	if (ret < 0) {
		pr_err("Could not set regulators to sleep on menelaus: %u\n",
		       ret);
		return ret;
	}
	return 0;
}

static int n8x0_auto_voltage_scale(void)
{
	int ret;

	ret = menelaus_set_vcore_hw(1400, 1050);
	if (ret < 0) {
		pr_err("Could not set VCORE voltage on menelaus: %u\n", ret);
		return ret;
	}
	return 0;
}

static int n8x0_menelaus_late_init(struct device *dev)
{
	int ret;

	ret = n8x0_auto_voltage_scale();
	if (ret < 0)
		return ret;
	ret = n8x0_auto_sleep_regulators();
	if (ret < 0)
		return ret;
	return 0;
}

#else
static int n8x0_menelaus_late_init(struct device *dev)
{
	return 0;
}
#endif

static struct menelaus_platform_data n8x0_menelaus_platform_data __initdata = {
	.late_init = n8x0_menelaus_late_init,
};

static struct i2c_board_info __initdata n8x0_i2c_board_info_1[] __initdata = {
	{
		I2C_BOARD_INFO("menelaus", 0x72),
		.irq = 7 + OMAP_INTC_START,
		.platform_data = &n8x0_menelaus_platform_data,
	},
};

static struct aic3x_pdata n810_aic33_data __initdata = {
	.gpio_reset = 118,
};

static struct i2c_board_info n810_i2c_board_info_2[] __initdata = {
	{
		I2C_BOARD_INFO("tlv320aic3x", 0x18),
		.platform_data = &n810_aic33_data,
	},
};

#ifdef CONFIG_OMAP_MUX
static struct omap_board_mux board_mux[] __initdata = {
	/* I2S codec port pins for McBSP block */
	OMAP2420_MUX(EAC_AC_SCLK, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
	OMAP2420_MUX(EAC_AC_FS, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
	OMAP2420_MUX(EAC_AC_DIN, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
	OMAP2420_MUX(EAC_AC_DOUT, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
	{ .reg_offset = OMAP_MUX_TERMINATOR },
};

static struct omap_device_pad serial2_pads[] __initdata = {
	{
		.name	= "uart3_rx_irrx.uart3_rx_irrx",
		.flags	= OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP,
		.enable	= OMAP_MUX_MODE0,
		.idle	= OMAP_MUX_MODE3	/* Mux as GPIO for idle */
	},
};

static inline void board_serial_init(void)
{
	struct omap_board_data bdata;

	bdata.flags = 0;
	bdata.pads = NULL;
	bdata.pads_cnt = 0;

	bdata.id = 0;
	omap_serial_init_port(&bdata, NULL);

	bdata.id = 1;
	omap_serial_init_port(&bdata, NULL);

	bdata.id = 2;
	bdata.pads = serial2_pads;
	bdata.pads_cnt = ARRAY_SIZE(serial2_pads);
	omap_serial_init_port(&bdata, NULL);
}

#else

static inline void board_serial_init(void)
{
	omap_serial_init();
}

#endif

static void __init n8x0_init_machine(void)
{
	omap2420_mux_init(board_mux, OMAP_PACKAGE_ZAC);
	/* FIXME: add n810 spi devices */
	spi_register_board_info(n800_spi_board_info,
				ARRAY_SIZE(n800_spi_board_info));
	omap_register_i2c_bus(1, 400, n8x0_i2c_board_info_1,
			      ARRAY_SIZE(n8x0_i2c_board_info_1));
	omap_register_i2c_bus(2, 400, NULL, 0);
	if (machine_is_nokia_n810())
		i2c_register_board_info(2, n810_i2c_board_info_2,
					ARRAY_SIZE(n810_i2c_board_info_2));
	board_serial_init();
	omap_sdrc_init(NULL, NULL);
	gpmc_onenand_init(board_onenand_data);
	n8x0_mmc_init();
	n8x0_usb_init();
	n8x0_cbus_init();
}

MACHINE_START(NOKIA_N800, "Nokia N800")
	.atag_offset	= 0x100,
	.reserve	= omap_reserve,
	.map_io		= omap242x_map_io,
	.init_early	= omap2420_init_early,
	.init_irq	= omap2_init_irq,
	.handle_irq	= omap2_intc_handle_irq,
	.init_machine	= n8x0_init_machine,
	.init_late	= omap2420_init_late,
	.init_time	= omap2_sync32k_timer_init,
	.restart	= omap2xxx_restart,
MACHINE_END

MACHINE_START(NOKIA_N810, "Nokia N810")
	.atag_offset	= 0x100,
	.reserve	= omap_reserve,
	.map_io		= omap242x_map_io,
	.init_early	= omap2420_init_early,
	.init_irq	= omap2_init_irq,
	.handle_irq	= omap2_intc_handle_irq,
	.init_machine	= n8x0_init_machine,
	.init_late	= omap2420_init_late,
	.init_time	= omap2_sync32k_timer_init,
	.restart	= omap2xxx_restart,
MACHINE_END

MACHINE_START(NOKIA_N810_WIMAX, "Nokia N810 WiMAX")
	.atag_offset	= 0x100,
	.reserve	= omap_reserve,
	.map_io		= omap242x_map_io,
	.init_early	= omap2420_init_early,
	.init_irq	= omap2_init_irq,
	.handle_irq	= omap2_intc_handle_irq,
	.init_machine	= n8x0_init_machine,
	.init_late	= omap2420_init_late,
	.init_time	= omap2_sync32k_timer_init,
	.restart	= omap2xxx_restart,
MACHINE_END
Commit	Line	Data
63138812 KV	1	/*
	2	* linux/arch/arm/mach-omap2/board-n8x0.c
	3	*
	4	* Copyright (C) 2005-2009 Nokia Corporation
	5	* Author: Juha Yrjola <juha.yrjola@nokia.com>
	6	*
	7	* Modified from mach-omap2/board-generic.c
	8	*
	9	* This program is free software; you can redistribute it and/or modify
	10	* it under the terms of the GNU General Public License version 2 as
	11	* published by the Free Software Foundation.
	12	*/
	13
	14	#include <linux/clk.h>
	15	#include <linux/delay.h>
	16	#include <linux/gpio.h>
	17	#include <linux/init.h>
	18	#include <linux/io.h>
0857ba3c	19	#include <linux/irq.h>
63138812	20	#include <linux/stddef.h>
9418c65f	21	#include <linux/i2c.h>
63138812 KV	22	#include <linux/spi/spi.h>
63138812 KV	23	#include <linux/usb/musb.h>
0857ba3c	24	#include <linux/platform_data/i2c-cbus-gpio.h>
2203747c AB	25	#include <linux/platform_data/spi-omap2-mcspi.h>
2203747c AB	26	#include <linux/platform_data/mtd-onenand-omap2.h>
7bd3b618	27	#include <linux/mfd/menelaus.h>
366498d4	28	#include <sound/tlv320aic3x.h>
63138812 KV	29
	30	#include <asm/mach/arch.h>
	31	#include <asm/mach-types.h>
	32
4e65331c	33	#include "common.h"
68f39e74	34	#include "mmc.h"
63138812	35
bd8f0fc9	36	#include "mux.h"
b6ab13e7	37	#include "gpmc-onenand.h"
bd8f0fc9	38
97b9ad16 FA	39	#define TUSB6010_ASYNC_CS 1
	40	#define TUSB6010_SYNC_CS 4
	41	#define TUSB6010_GPIO_INT 58
	42	#define TUSB6010_GPIO_ENABLE 0
	43	#define TUSB6010_DMACHAN 0x3f
	44
0857ba3c AK	45	#if defined(CONFIG_I2C_CBUS_GPIO) \|\| defined(CONFIG_I2C_CBUS_GPIO_MODULE)
	46	static struct i2c_cbus_platform_data n8x0_cbus_data = {
	47	.clk_gpio = 66,
	48	.dat_gpio = 65,
	49	.sel_gpio = 64,
	50	};
	51
	52	static struct platform_device n8x0_cbus_device = {
	53	.name = "i2c-cbus-gpio",
	54	.id = 3,
	55	.dev = {
	56	.platform_data = &n8x0_cbus_data,
	57	},
	58	};
	59
	60	static struct i2c_board_info n8x0_i2c_board_info_3[] __initdata = {
	61	{
	62	I2C_BOARD_INFO("retu-mfd", 0x01),
	63	},
	64	};
	65
	66	static void __init n8x0_cbus_init(void)
	67	{
	68	const int retu_irq_gpio = 108;
	69
	70	if (gpio_request_one(retu_irq_gpio, GPIOF_IN, "Retu IRQ"))
	71	return;
	72	irq_set_irq_type(gpio_to_irq(retu_irq_gpio), IRQ_TYPE_EDGE_RISING);
	73	n8x0_i2c_board_info_3[0].irq = gpio_to_irq(retu_irq_gpio);
	74	i2c_register_board_info(3, n8x0_i2c_board_info_3,
	75	ARRAY_SIZE(n8x0_i2c_board_info_3));
	76	platform_device_register(&n8x0_cbus_device);
	77	}
	78	#else /* CONFIG_I2C_CBUS_GPIO */
	79	static void __init n8x0_cbus_init(void)
	80	{
	81	}
	82	#endif /* CONFIG_I2C_CBUS_GPIO */
	83
9a35f876	84	#if defined(CONFIG_USB_MUSB_TUSB6010) \|\| defined(CONFIG_USB_MUSB_TUSB6010_MODULE)
97b9ad16 FA	85	/*
	86	* Enable or disable power to TUSB6010. When enabling, turn on 3.3 V and
	87	* 1.5 V voltage regulators of PM companion chip. Companion chip will then
	88	* provide then PGOOD signal to TUSB6010 which will release it from reset.
	89	*/
	90	static int tusb_set_power(int state)
	91	{
	92	int i, retval = 0;
	93
	94	if (state) {
	95	gpio_set_value(TUSB6010_GPIO_ENABLE, 1);
	96	msleep(1);
	97
	98	/* Wait until TUSB6010 pulls INT pin down */
	99	i = 100;
	100	while (i && gpio_get_value(TUSB6010_GPIO_INT)) {
	101	msleep(1);
	102	i--;
	103	}
	104
	105	if (!i) {
	106	printk(KERN_ERR "tusb: powerup failed\n");
	107	retval = -ENODEV;
	108	}
	109	} else {
	110	gpio_set_value(TUSB6010_GPIO_ENABLE, 0);
	111	msleep(10);
	112	}
	113
	114	return retval;
	115	}
	116
	117	static struct musb_hdrc_config musb_config = {
	118	.multipoint = 1,
	119	.dyn_fifo = 1,
	120	.num_eps = 16,
	121	.ram_bits = 12,
	122	};
	123
	124	static struct musb_hdrc_platform_data tusb_data = {
97b9ad16	125	.mode = MUSB_OTG,
97b9ad16 FA	126	.set_power = tusb_set_power,
	127	.min_power = 25, /* x2 = 50 mA drawn from VBUS as peripheral */
	128	.power = 100, /* Max 100 mA VBUS for host mode */
	129	.config = &musb_config,
	130	};
	131
	132	static void __init n8x0_usb_init(void)
	133	{
	134	int ret = 0;
	135	static char announce[] __initdata = KERN_INFO "TUSB 6010\n";
	136
	137	/* PM companion chip power control pin */
bc593f5d IG	138	ret = gpio_request_one(TUSB6010_GPIO_ENABLE, GPIOF_OUT_INIT_LOW,
bc593f5d IG	139	"TUSB6010 enable");
97b9ad16 FA	140	if (ret != 0) {
	141	printk(KERN_ERR "Could not get TUSB power GPIO%i\n",
	142	TUSB6010_GPIO_ENABLE);
	143	return;
	144	}
97b9ad16 FA	145	tusb_set_power(0);
	146
	147	ret = tusb6010_setup_interface(&tusb_data, TUSB6010_REFCLK_19, 2,
	148	TUSB6010_ASYNC_CS, TUSB6010_SYNC_CS,
	149	TUSB6010_GPIO_INT, TUSB6010_DMACHAN);
	150	if (ret != 0)
	151	goto err;
	152
	153	printk(announce);
	154
	155	return;
	156
	157	err:
	158	gpio_free(TUSB6010_GPIO_ENABLE);
	159	}
	160	#else
	161
	162	static void __init n8x0_usb_init(void) {}
	163
7c925546	164	#endif /CONFIG_USB_MUSB_TUSB6010 /
97b9ad16 FA	165
97b9ad16 FA	166
63138812 KV	167	static struct omap2_mcspi_device_config p54spi_mcspi_config = {
63138812 KV	168	.turbo_mode = 0,
63138812 KV	169	};
	170
	171	static struct spi_board_info n800_spi_board_info[] __initdata = {
	172	{
	173	.modalias = "p54spi",
	174	.bus_num = 2,
	175	.chip_select = 0,
	176	.max_speed_hz = 48000000,
	177	.controller_data = &p54spi_mcspi_config,
	178	},
	179	};
	180
	181	#if defined(CONFIG_MTD_ONENAND_OMAP2) \|\| \
	182	defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
	183
	184	static struct mtd_partition onenand_partitions[] = {
	185	{
	186	.name = "bootloader",
	187	.offset = 0,
	188	.size = 0x20000,
	189	.mask_flags = MTD_WRITEABLE, /* Force read-only */
	190	},
	191	{
	192	.name = "config",
	193	.offset = MTDPART_OFS_APPEND,
	194	.size = 0x60000,
	195	},
	196	{
	197	.name = "kernel",
	198	.offset = MTDPART_OFS_APPEND,
	199	.size = 0x200000,
	200	},
	201	{
	202	.name = "initfs",
	203	.offset = MTDPART_OFS_APPEND,
	204	.size = 0x400000,
	205	},
	206	{
	207	.name = "rootfs",
	208	.offset = MTDPART_OFS_APPEND,
	209	.size = MTDPART_SIZ_FULL,
	210	},
	211	};
	212
a1a92e6f AK	213	static struct omap_onenand_platform_data board_onenand_data[] = {
	214	{
	215	.cs = 0,
	216	.gpio_irq = 26,
	217	.parts = onenand_partitions,
	218	.nr_parts = ARRAY_SIZE(onenand_partitions),
	219	.flags = ONENAND_SYNC_READ,
	220	}
63138812	221	};
63138812 KV	222	#endif
63138812 KV	223
9418c65f TL	224	#if defined(CONFIG_MENELAUS) && \
	225	(defined(CONFIG_MMC_OMAP) \|\| defined(CONFIG_MMC_OMAP_MODULE))
	226
	227	/*
	228	* On both N800 and N810, only the first of the two MMC controllers is in use.
	229	* The two MMC slots are multiplexed via Menelaus companion chip over I2C.
	230	* On N800, both slots are powered via Menelaus. On N810, only one of the
	231	* slots is powered via Menelaus. The N810 EMMC is powered via GPIO.
	232	*
	233	* VMMC slot 1 on both N800 and N810
	234	* VDCDC3_APE and VMCS2_APE slot 2 on N800
	235	* GPIO23 and GPIO9 slot 2 EMMC on N810
	236	*
	237	*/
	238	#define N8X0_SLOT_SWITCH_GPIO 96
	239	#define N810_EMMC_VSD_GPIO 23
1dea5c6b	240	#define N810_EMMC_VIO_GPIO 9
9418c65f	241
49b87c6d TL	242	static int slot1_cover_open;
	243	static int slot2_cover_open;
	244	static struct device *mmc_device;
	245
9418c65f TL	246	static int n8x0_mmc_switch_slot(struct device *dev, int slot)
	247	{
	248	#ifdef CONFIG_MMC_DEBUG
	249	dev_dbg(dev, "Choose slot %d\n", slot + 1);
	250	#endif
	251	gpio_set_value(N8X0_SLOT_SWITCH_GPIO, slot);
	252	return 0;
	253	}
	254
	255	static int n8x0_mmc_set_power_menelaus(struct device *dev, int slot,
	256	int power_on, int vdd)
	257	{
	258	int mV;
	259
	260	#ifdef CONFIG_MMC_DEBUG
	261	dev_dbg(dev, "Set slot %d power: %s (vdd %d)\n", slot + 1,
	262	power_on ? "on" : "off", vdd);
	263	#endif
	264	if (slot == 0) {
	265	if (!power_on)
	266	return menelaus_set_vmmc(0);
	267	switch (1 << vdd) {
	268	case MMC_VDD_33_34:
	269	case MMC_VDD_32_33:
	270	case MMC_VDD_31_32:
	271	mV = 3100;
	272	break;
	273	case MMC_VDD_30_31:
	274	mV = 3000;
	275	break;
	276	case MMC_VDD_28_29:
	277	mV = 2800;
	278	break;
	279	case MMC_VDD_165_195:
	280	mV = 1850;
	281	break;
	282	default:
	283	BUG();
	284	}
	285	return menelaus_set_vmmc(mV);
	286	} else {
	287	if (!power_on)
	288	return menelaus_set_vdcdc(3, 0);
	289	switch (1 << vdd) {
	290	case MMC_VDD_33_34:
	291	case MMC_VDD_32_33:
	292	mV = 3300;
	293	break;
	294	case MMC_VDD_30_31:
	295	case MMC_VDD_29_30:
	296	mV = 3000;
	297	break;
	298	case MMC_VDD_28_29:
	299	case MMC_VDD_27_28:
	300	mV = 2800;
	301	break;
	302	case MMC_VDD_24_25:
	303	case MMC_VDD_23_24:
	304	mV = 2400;
	305	break;
	306	case MMC_VDD_22_23:
	307	case MMC_VDD_21_22:
	308	mV = 2200;
	309	break;
310	case MMC_VDD_20_21:
311	mV = 2000;
312	break;
313	case MMC_VDD_165_195:
314	mV = 1800;
315	break;
316	default:
317	BUG();
318	}
319	return menelaus_set_vdcdc(3, mV);
320	}
321	return 0;
322	}
323
324	static void n810_set_power_emmc(struct device *dev,
325	int power_on)
326	{
327	dev_dbg(dev, "Set EMMC power %s\n", power_on ? "on" : "off");
328
329	if (power_on) {
330	gpio_set_value(N810_EMMC_VSD_GPIO, 1);
331	msleep(1);
1dea5c6b	332	gpio_set_value(N810_EMMC_VIO_GPIO, 1);
9418c65f TL	333	msleep(1);
9418c65f TL	334	} else {
1dea5c6b	335	gpio_set_value(N810_EMMC_VIO_GPIO, 0);
9418c65f TL	336	msleep(50);
	337	gpio_set_value(N810_EMMC_VSD_GPIO, 0);
	338	msleep(50);
	339	}
	340	}
	341
	342	static int n8x0_mmc_set_power(struct device *dev, int slot, int power_on,
	343	int vdd)
	344	{
	345	if (machine_is_nokia_n800() \|\| slot == 0)
	346	return n8x0_mmc_set_power_menelaus(dev, slot, power_on, vdd);
	347
	348	n810_set_power_emmc(dev, power_on);
	349
	350	return 0;
	351	}
	352
	353	static int n8x0_mmc_set_bus_mode(struct device *dev, int slot, int bus_mode)
	354	{
	355	int r;
	356
	357	dev_dbg(dev, "Set slot %d bus mode %s\n", slot + 1,
	358	bus_mode == MMC_BUSMODE_OPENDRAIN ? "open-drain" : "push-pull");
	359	BUG_ON(slot != 0 && slot != 1);
	360	slot++;
	361	switch (bus_mode) {
	362	case MMC_BUSMODE_OPENDRAIN:
	363	r = menelaus_set_mmc_opendrain(slot, 1);
	364	break;
	365	case MMC_BUSMODE_PUSHPULL:
	366	r = menelaus_set_mmc_opendrain(slot, 0);
	367	break;
	368	default:
	369	BUG();
	370	}
	371	if (r != 0 && printk_ratelimit())
	372	dev_err(dev, "MMC: unable to set bus mode for slot %d\n",
	373	slot);
	374	return r;
	375	}
	376
	377	static int n8x0_mmc_get_cover_state(struct device *dev, int slot)
	378	{
	379	slot++;
	380	BUG_ON(slot != 1 && slot != 2);
	381	if (slot == 1)
	382	return slot1_cover_open;
	383	else
	384	return slot2_cover_open;
	385	}
	386
	387	static void n8x0_mmc_callback(void *data, u8 card_mask)
	388	{
	389	int bit, *openp, index;
	390
	391	if (machine_is_nokia_n800()) {
	392	bit = 1 << 1;
	393	openp = &slot2_cover_open;
	394	index = 1;
	395	} else {
	396	bit = 1;
	397	openp = &slot1_cover_open;
	398	index = 0;
	399	}
400
401	if (card_mask & bit)
402	*openp = 1;
403	else
404	*openp = 0;
405
d5171102	406	#ifdef CONFIG_MMC_OMAP
9418c65f	407	omap_mmc_notify_cover_event(mmc_device, index, *openp);
d5171102 TL	408	#else
	409	pr_warn("MMC: notify cover event not available\n");
	410	#endif
9418c65f TL	411	}
9418c65f TL	412
9418c65f TL	413	static int n8x0_mmc_late_init(struct device *dev)
	414	{
	415	int r, bit, *openp;
	416	int vs2sel;
	417
	418	mmc_device = dev;
	419
	420	r = menelaus_set_slot_sel(1);
	421	if (r < 0)
	422	return r;
	423
	424	if (machine_is_nokia_n800())
	425	vs2sel = 0;
	426	else
	427	vs2sel = 2;
	428
	429	r = menelaus_set_mmc_slot(2, 0, vs2sel, 1);
	430	if (r < 0)
	431	return r;
	432
	433	n8x0_mmc_set_power(dev, 0, MMC_POWER_ON, 16); /* MMC_VDD_28_29 */
	434	n8x0_mmc_set_power(dev, 1, MMC_POWER_ON, 16);
	435
	436	r = menelaus_set_mmc_slot(1, 1, 0, 1);
	437	if (r < 0)
	438	return r;
	439	r = menelaus_set_mmc_slot(2, 1, vs2sel, 1);
	440	if (r < 0)
	441	return r;
	442
	443	r = menelaus_get_slot_pin_states();
	444	if (r < 0)
	445	return r;
	446
	447	if (machine_is_nokia_n800()) {
	448	bit = 1 << 1;
	449	openp = &slot2_cover_open;
	450	} else {
	451	bit = 1;
	452	openp = &slot1_cover_open;
	453	slot2_cover_open = 0;
	454	}
	455
	456	/* All slot pin bits seem to be inversed until first switch change */
	457	if (r == 0xf \|\| r == (0xf & ~bit))
	458	r = ~r;
	459
	460	if (r & bit)
	461	*openp = 1;
	462	else
	463	*openp = 0;
	464
	465	r = menelaus_register_mmc_callback(n8x0_mmc_callback, NULL);
	466
	467	return r;
	468	}
	469
	470	static void n8x0_mmc_shutdown(struct device *dev)
	471	{
	472	int vs2sel;
	473
	474	if (machine_is_nokia_n800())
	475	vs2sel = 0;
	476	else
477	vs2sel = 2;
478
479	menelaus_set_mmc_slot(1, 0, 0, 0);
480	menelaus_set_mmc_slot(2, 0, vs2sel, 0);
481	}
482
483	static void n8x0_mmc_cleanup(struct device *dev)
484	{
485	menelaus_unregister_mmc_callback();
486
487	gpio_free(N8X0_SLOT_SWITCH_GPIO);
488
489	if (machine_is_nokia_n810()) {
490	gpio_free(N810_EMMC_VSD_GPIO);
1dea5c6b	491	gpio_free(N810_EMMC_VIO_GPIO);
9418c65f TL	492	}
	493	}
	494
	495	/*
	496	* MMC controller1 has two slots that are multiplexed via I2C.
	497	* MMC controller2 is not in use.
	498	*/
	499	static struct omap_mmc_platform_data mmc1_data = {
	500	.nr_slots = 2,
	501	.switch_slot = n8x0_mmc_switch_slot,
	502	.init = n8x0_mmc_late_init,
	503	.cleanup = n8x0_mmc_cleanup,
	504	.shutdown = n8x0_mmc_shutdown,
	505	.max_freq = 24000000,
9418c65f TL	506	.slots[0] = {
	507	.wires = 4,
	508	.set_power = n8x0_mmc_set_power,
	509	.set_bus_mode = n8x0_mmc_set_bus_mode,
	510	.get_cover_state = n8x0_mmc_get_cover_state,
	511	.ocr_mask = MMC_VDD_165_195 \| MMC_VDD_30_31 \|
	512	MMC_VDD_32_33 \| MMC_VDD_33_34,
	513	.name = "internal",
	514	},
	515	.slots[1] = {
	516	.set_power = n8x0_mmc_set_power,
	517	.set_bus_mode = n8x0_mmc_set_bus_mode,
	518	.get_cover_state = n8x0_mmc_get_cover_state,
	519	.ocr_mask = MMC_VDD_165_195 \| MMC_VDD_20_21 \|
	520	MMC_VDD_21_22 \| MMC_VDD_22_23 \|
	521	MMC_VDD_23_24 \| MMC_VDD_24_25 \|
	522	MMC_VDD_27_28 \| MMC_VDD_28_29 \|
	523	MMC_VDD_29_30 \| MMC_VDD_30_31 \|
	524	MMC_VDD_32_33 \| MMC_VDD_33_34,
	525	.name = "external",
	526	},
	527	};
	528
	529	static struct omap_mmc_platform_data *mmc_data[OMAP24XX_NR_MMC];
	530
bc593f5d IG	531	static struct gpio n810_emmc_gpios[] __initdata = {
	532	{ N810_EMMC_VSD_GPIO, GPIOF_OUT_INIT_LOW, "MMC slot 2 Vddf" },
	533	{ N810_EMMC_VIO_GPIO, GPIOF_OUT_INIT_LOW, "MMC slot 2 Vdd" },
	534	};
9418c65f	535
bc593f5d	536	static void __init n8x0_mmc_init(void)
9418c65f TL	537	{
	538	int err;
	539
	540	if (machine_is_nokia_n810()) {
	541	mmc1_data.slots[0].name = "external";
	542
	543	/*
	544	* Some Samsung Movinand chips do not like open-ended
	545	* multi-block reads and fall to braind-dead state
	546	* while doing so. Reducing the number of blocks in
	547	* the transfer or delays in clock disable do not help
	548	*/
	549	mmc1_data.slots[1].name = "internal";
	550	mmc1_data.slots[1].ban_openended = 1;
	551	}
	552
bc593f5d IG	553	err = gpio_request_one(N8X0_SLOT_SWITCH_GPIO, GPIOF_OUT_INIT_LOW,
bc593f5d IG	554	"MMC slot switch");
9418c65f	555	if (err)
1dea5c6b	556	return;
9418c65f	557
9418c65f	558	if (machine_is_nokia_n810()) {
bc593f5d IG	559	err = gpio_request_array(n810_emmc_gpios,
bc593f5d IG	560	ARRAY_SIZE(n810_emmc_gpios));
9418c65f TL	561	if (err) {
9418c65f TL	562	gpio_free(N8X0_SLOT_SWITCH_GPIO);
1dea5c6b	563	return;
9418c65f	564	}
9418c65f TL	565	}
	566
	567	mmc_data[0] = &mmc1_data;
e08016d0	568	omap242x_init_mmc(mmc_data);
9418c65f TL	569	}
	570	#else
	571
	572	void __init n8x0_mmc_init(void)
	573	{
	574	}
9418c65f TL	575	#endif /* CONFIG_MMC_OMAP */
	576
	577	#ifdef CONFIG_MENELAUS
	578
	579	static int n8x0_auto_sleep_regulators(void)
	580	{
	581	u32 val;
	582	int ret;
	583
	584	val = EN_VPLL_SLEEP \| EN_VMMC_SLEEP \
	585	\| EN_VAUX_SLEEP \| EN_VIO_SLEEP \
	586	\| EN_VMEM_SLEEP \| EN_DC3_SLEEP \
	587	\| EN_VC_SLEEP \| EN_DC2_SLEEP;
	588
	589	ret = menelaus_set_regulator_sleep(1, val);
	590	if (ret < 0) {
7852ec05 PW	591	pr_err("Could not set regulators to sleep on menelaus: %u\n",
7852ec05 PW	592	ret);
9418c65f TL	593	return ret;
	594	}
	595	return 0;
	596	}
	597
	598	static int n8x0_auto_voltage_scale(void)
	599	{
	600	int ret;
	601
	602	ret = menelaus_set_vcore_hw(1400, 1050);
	603	if (ret < 0) {
7852ec05	604	pr_err("Could not set VCORE voltage on menelaus: %u\n", ret);
9418c65f TL	605	return ret;
	606	}
	607	return 0;
	608	}
	609
	610	static int n8x0_menelaus_late_init(struct device *dev)
	611	{
	612	int ret;
	613
	614	ret = n8x0_auto_voltage_scale();
	615	if (ret < 0)
	616	return ret;
	617	ret = n8x0_auto_sleep_regulators();
	618	if (ret < 0)
	619	return ret;
	620	return 0;
	621	}
	622
a7f97d25 JN	623	#else
	624	static int n8x0_menelaus_late_init(struct device *dev)
	625	{
	626	return 0;
	627	}
	628	#endif
	629
	630	static struct menelaus_platform_data n8x0_menelaus_platform_data __initdata = {
	631	.late_init = n8x0_menelaus_late_init,
	632	};
	633
	634	static struct i2c_board_info __initdata n8x0_i2c_board_info_1[] __initdata = {
9418c65f TL	635	{
9418c65f TL	636	I2C_BOARD_INFO("menelaus", 0x72),
7d7e1eba	637	.irq = 7 + OMAP_INTC_START,
a7f97d25	638	.platform_data = &n8x0_menelaus_platform_data,
9418c65f TL	639	},
	640	};
	641
366498d4 JN	642	static struct aic3x_pdata n810_aic33_data __initdata = {
366498d4 JN	643	.gpio_reset = 118,
9418c65f TL	644	};
9418c65f TL	645
366498d4 JN	646	static struct i2c_board_info n810_i2c_board_info_2[] __initdata = {
	647	{
	648	I2C_BOARD_INFO("tlv320aic3x", 0x18),
	649	.platform_data = &n810_aic33_data,
	650	},
	651	};
9418c65f	652
bd8f0fc9 TL	653	#ifdef CONFIG_OMAP_MUX
bd8f0fc9 TL	654	static struct omap_board_mux board_mux[] __initdata = {
04be1e9b JN	655	/* I2S codec port pins for McBSP block */
	656	OMAP2420_MUX(EAC_AC_SCLK, OMAP_MUX_MODE1 \| OMAP_PIN_INPUT),
	657	OMAP2420_MUX(EAC_AC_FS, OMAP_MUX_MODE1 \| OMAP_PIN_INPUT),
	658	OMAP2420_MUX(EAC_AC_DIN, OMAP_MUX_MODE1 \| OMAP_PIN_INPUT),
	659	OMAP2420_MUX(EAC_AC_DOUT, OMAP_MUX_MODE1 \| OMAP_PIN_OUTPUT),
bd8f0fc9 TL	660	{ .reg_offset = OMAP_MUX_TERMINATOR },
bd8f0fc9 TL	661	};
0b50c691 TL	662
	663	static struct omap_device_pad serial2_pads[] __initdata = {
	664	{
	665	.name = "uart3_rx_irrx.uart3_rx_irrx",
	666	.flags = OMAP_DEVICE_PAD_REMUX \| OMAP_DEVICE_PAD_WAKEUP,
	667	.enable = OMAP_MUX_MODE0,
	668	.idle = OMAP_MUX_MODE3 /* Mux as GPIO for idle */
	669	},
	670	};
	671
	672	static inline void board_serial_init(void)
	673	{
	674	struct omap_board_data bdata;
	675
	676	bdata.flags = 0;
	677	bdata.pads = NULL;
	678	bdata.pads_cnt = 0;
	679
	680	bdata.id = 0;
c86845db	681	omap_serial_init_port(&bdata, NULL);
0b50c691 TL	682
0b50c691 TL	683	bdata.id = 1;
c86845db	684	omap_serial_init_port(&bdata, NULL);
0b50c691 TL	685
	686	bdata.id = 2;
	687	bdata.pads = serial2_pads;
	688	bdata.pads_cnt = ARRAY_SIZE(serial2_pads);
c86845db	689	omap_serial_init_port(&bdata, NULL);
0b50c691 TL	690	}
	691
	692	#else
	693
	694	static inline void board_serial_init(void)
	695	{
	696	omap_serial_init();
	697	}
	698
bd8f0fc9 TL	699	#endif
bd8f0fc9 TL	700
63138812 KV	701	static void __init n8x0_init_machine(void)
63138812 KV	702	{
bd8f0fc9	703	omap2420_mux_init(board_mux, OMAP_PACKAGE_ZAC);
63138812 KV	704	/* FIXME: add n810 spi devices */
	705	spi_register_board_info(n800_spi_board_info,
	706	ARRAY_SIZE(n800_spi_board_info));
a7f97d25 JN	707	omap_register_i2c_bus(1, 400, n8x0_i2c_board_info_1,
a7f97d25 JN	708	ARRAY_SIZE(n8x0_i2c_board_info_1));
366498d4 JN	709	omap_register_i2c_bus(2, 400, NULL, 0);
	710	if (machine_is_nokia_n810())
	711	i2c_register_board_info(2, n810_i2c_board_info_2,
	712	ARRAY_SIZE(n810_i2c_board_info_2));
0b50c691	713	board_serial_init();
a4ca9dbe	714	omap_sdrc_init(NULL, NULL);
a1a92e6f	715	gpmc_onenand_init(board_onenand_data);
9418c65f	716	n8x0_mmc_init();
97b9ad16	717	n8x0_usb_init();
0857ba3c	718	n8x0_cbus_init();
63138812 KV	719	}
	720
	721	MACHINE_START(NOKIA_N800, "Nokia N800")
5e52b435	722	.atag_offset = 0x100,
71ee7dad	723	.reserve = omap_reserve,
e990a406	724	.map_io = omap242x_map_io,
8f5b5a41	725	.init_early = omap2420_init_early,
741e3a89	726	.init_irq = omap2_init_irq,
6b2f55d7	727	.handle_irq = omap2_intc_handle_irq,
63138812	728	.init_machine = n8x0_init_machine,
bbd707ac	729	.init_late = omap2420_init_late,
6bb27d73	730	.init_time = omap2_sync32k_timer_init,
187e3e06	731	.restart = omap2xxx_restart,
63138812 KV	732	MACHINE_END
	733
	734	MACHINE_START(NOKIA_N810, "Nokia N810")
5e52b435	735	.atag_offset = 0x100,
71ee7dad	736	.reserve = omap_reserve,
e990a406	737	.map_io = omap242x_map_io,
8f5b5a41	738	.init_early = omap2420_init_early,
741e3a89	739	.init_irq = omap2_init_irq,
6b2f55d7	740	.handle_irq = omap2_intc_handle_irq,
63138812	741	.init_machine = n8x0_init_machine,
bbd707ac	742	.init_late = omap2420_init_late,
6bb27d73	743	.init_time = omap2_sync32k_timer_init,
187e3e06	744	.restart = omap2xxx_restart,
63138812 KV	745	MACHINE_END
	746
	747	MACHINE_START(NOKIA_N810_WIMAX, "Nokia N810 WiMAX")
5e52b435	748	.atag_offset = 0x100,
71ee7dad	749	.reserve = omap_reserve,
e990a406	750	.map_io = omap242x_map_io,
8f5b5a41	751	.init_early = omap2420_init_early,
741e3a89	752	.init_irq = omap2_init_irq,
6b2f55d7	753	.handle_irq = omap2_intc_handle_irq,
63138812	754	.init_machine = n8x0_init_machine,
bbd707ac	755	.init_late = omap2420_init_late,
6bb27d73	756	.init_time = omap2_sync32k_timer_init,
187e3e06	757	.restart = omap2xxx_restart,
63138812	758	MACHINE_END