board-zoom2.c

/*
 * Copyright (C) 2009 Texas Instruments Inc.
 * Mikkel Christensen <mlc@ti.com>
 *
 * Modified from mach-omap2/board-ldp.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/gpio.h>
#include <linux/i2c/twl4030.h>

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

#include <mach/common.h>
#include <mach/usb.h>

#include "mmc-twl4030.h"

static void __init omap_zoom2_init_irq(void)
{
	omap2_init_common_hw(NULL, NULL);
	omap_init_irq();
	omap_gpio_init();
}

static struct omap_board_config_kernel zoom2_config[] __initdata = {
};

static struct twl4030_gpio_platform_data zoom2_gpio_data = {
	.gpio_base	= OMAP_MAX_GPIO_LINES,
	.irq_base	= TWL4030_GPIO_IRQ_BASE,
	.irq_end	= TWL4030_GPIO_IRQ_END,
};

static struct twl4030_platform_data zoom2_twldata = {
	.irq_base	= TWL4030_IRQ_BASE,
	.irq_end	= TWL4030_IRQ_END,

	/* platform_data for children goes here */
	.gpio		= &zoom2_gpio_data,
};

static struct i2c_board_info __initdata zoom2_i2c_boardinfo[] = {
	{
		I2C_BOARD_INFO("twl4030", 0x48),
		.flags		= I2C_CLIENT_WAKE,
		.irq		= INT_34XX_SYS_NIRQ,
		.platform_data	= &zoom2_twldata,
	},
};

static int __init omap_i2c_init(void)
{
	omap_register_i2c_bus(1, 2600, zoom2_i2c_boardinfo,
			ARRAY_SIZE(zoom2_i2c_boardinfo));
	omap_register_i2c_bus(2, 400, NULL, 0);
	omap_register_i2c_bus(3, 400, NULL, 0);
	return 0;
}

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

extern int __init omap_zoom2_debugboard_init(void);

static void __init omap_zoom2_init(void)
{
	omap_i2c_init();
	omap_board_config = zoom2_config;
	omap_board_config_size = ARRAY_SIZE(zoom2_config);
	omap_serial_init();
	omap_zoom2_debugboard_init();
	twl4030_mmc_init(mmc);
	usb_musb_init();
}

static void __init omap_zoom2_map_io(void)
{
	omap2_set_globals_343x();
	omap2_map_common_io();
}

MACHINE_START(OMAP_ZOOM2, "OMAP Zoom2 board")
	.phys_io	= 0x48000000,
	.io_pg_offst	= ((0xd8000000) >> 18) & 0xfffc,
	.boot_params	= 0x80000100,
	.map_io		= omap_zoom2_map_io,
	.init_irq	= omap_zoom2_init_irq,
	.init_machine	= omap_zoom2_init,
	.timer		= &omap_timer,
MACHINE_END