/*
   * Board support file for Nokia RM-680.
   *
   * Copyright (C) 2010 Nokia
   *
   * 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/io.h>
  #include <linux/i2c.h>
  #include <linux/gpio.h>
  #include <linux/init.h>
  #include <linux/i2c/twl.h>
  #include <linux/platform_device.h>
  #include <linux/regulator/fixed.h>
  #include <linux/regulator/machine.h>
  #include <linux/regulator/consumer.h>
  
  #include <asm/mach/arch.h>
  #include <asm/mach-types.h>
  
  #include <plat/i2c.h>
  #include <plat/mmc.h>
  #include <plat/usb.h>
  #include <plat/gpmc.h>
  #include <plat/common.h>
  #include <plat/onenand.h>
  
  #include "mux.h"
  #include "hsmmc.h"
  #include "sdram-nokia.h"

  #include "common-board-devices.h"

  
  static struct regulator_consumer_supply rm680_vemmc_consumers[] = {

  	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"),

  };
  
  /* Fixed regulator for internal eMMC */
  static struct regulator_init_data rm680_vemmc = {
  	.constraints =	{
  		.name			= "rm680_vemmc",

  		.valid_modes_mask	= REGULATOR_MODE_NORMAL
  					| REGULATOR_MODE_STANDBY,
  		.valid_ops_mask		= REGULATOR_CHANGE_STATUS
  					| REGULATOR_CHANGE_MODE,
  	},
  	.num_consumer_supplies		= ARRAY_SIZE(rm680_vemmc_consumers),
  	.consumer_supplies		= rm680_vemmc_consumers,
  };
  
  static struct fixed_voltage_config rm680_vemmc_config = {
  	.supply_name		= "VEMMC",
  	.microvolts		= 2900000,
  	.gpio			= 157,
  	.startup_delay		= 150,
  	.enable_high		= 1,
  	.init_data		= &rm680_vemmc,
  };
  
  static struct platform_device rm680_vemmc_device = {
  	.name			= "reg-fixed-voltage",
  	.dev			= {
  		.platform_data	= &rm680_vemmc_config,
  	},
  };
  
  static struct platform_device *rm680_peripherals_devices[] __initdata = {
  	&rm680_vemmc_device,
  };
  
  /* TWL */
  static struct twl4030_gpio_platform_data rm680_gpio_data = {
  	.gpio_base		= OMAP_MAX_GPIO_LINES,
  	.irq_base		= TWL4030_GPIO_IRQ_BASE,
  	.irq_end		= TWL4030_GPIO_IRQ_END,
  	.pullups		= BIT(0),
  	.pulldowns		= BIT(1) | BIT(2) | BIT(8) | BIT(15),
  };

  static struct twl4030_platform_data rm680_twl_data = {

  	.gpio			= &rm680_gpio_data,

  	/* add rest of the children here */
  };

  static void __init rm680_i2c_init(void)
  {

  	omap3_pmic_get_config(&rm680_twl_data, TWL_COMMON_PDATA_USB, 0);

  	omap_pmic_init(1, 2900, "twl5031", INT_34XX_SYS_NIRQ, &rm680_twl_data);

  	omap_register_i2c_bus(2, 400, NULL, 0);
  	omap_register_i2c_bus(3, 400, NULL, 0);
  }
  
  #if defined(CONFIG_MTD_ONENAND_OMAP2) || \
  	defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
  static struct omap_onenand_platform_data board_onenand_data[] = {
  	{
  		.gpio_irq	= 65,
  		.flags		= ONENAND_SYNC_READWRITE,
  	}
  };
  #endif
  
  /* eMMC */
  static struct omap2_hsmmc_info mmc[] __initdata = {
  	{
  		.name		= "internal",
  		.mmc		= 2,
  		.caps		= MMC_CAP_4_BIT_DATA | MMC_CAP_MMC_HIGHSPEED,
  		.gpio_cd	= -EINVAL,
  		.gpio_wp	= -EINVAL,
  	},
  	{ /* Terminator */ }
  };
  
  static void __init rm680_peripherals_init(void)
  {
  	platform_add_devices(rm680_peripherals_devices,
  				ARRAY_SIZE(rm680_peripherals_devices));
  	rm680_i2c_init();
  	gpmc_onenand_init(board_onenand_data);
  	omap2_hsmmc_init(mmc);
  }

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

  static void __init rm680_init(void)
  {

  	struct omap_sdrc_params *sdrc_params;

  	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
  	omap_serial_init();

  
  	sdrc_params = nokia_get_sdram_timings();
  	omap_sdrc_init(sdrc_params, sdrc_params);

  	usb_musb_init(NULL);

  	rm680_peripherals_init();
  }

  MACHINE_START(NOKIA_RM680, "Nokia RM-680 board")

  	.atag_offset	= 0x100,

  	.reserve	= omap_reserve,

  	.map_io		= omap3_map_io,

  	.init_early	= omap3630_init_early,

  	.init_irq	= omap3_init_irq,

  	.init_machine	= rm680_init,

  	.timer		= &omap3_timer,

  MACHINE_END