/*
   * Copyright (C) ST-Ericsson SA 2010
   *
   * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson
   * License terms: GNU General Public License (GPL) version 2
   */
  
  #include <linux/init.h>
  #include <linux/platform_device.h>
  #include <linux/amba/bus.h>

  #include <linux/irq.h>

  #include <linux/i2c.h>

  #include <linux/mfd/abx500/ab5500.h>

  #include <asm/hardware/gic.h>

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

  #include <plat/pincfg.h>
  #include <plat/i2c.h>

  #include <plat/gpio-nomadik.h>

  #include <mach/hardware.h>
  #include <mach/devices.h>
  #include <mach/setup.h>

  #include "pins-db5500.h"

  #include "devices-db5500.h"

  #include <linux/led-lm3530.h>
  
  /*
   * GPIO
   */
  
  static pin_cfg_t u5500_pins[] = {
  	/* I2C */
  	GPIO218_I2C2_SCL        | PIN_INPUT_PULLUP,
  	GPIO219_I2C2_SDA        | PIN_INPUT_PULLUP,
  
  	/* DISPLAY_ENABLE */
  	GPIO226_GPIO        | PIN_OUTPUT_LOW,
  
  	/* Backlight Enbale */
  	GPIO224_GPIO        | PIN_OUTPUT_HIGH,
  };
  /*
   * I2C
   */
  
  #define U5500_I2C_CONTROLLER(id, _slsu, _tft, _rft, clk, _sm) \
  static struct nmk_i2c_controller u5500_i2c##id##_data = { \
  	/*				\
  	 * slave data setup time, which is	\
  	 * 250 ns,100ns,10ns which is 14,6,2	\
  	 * respectively for a 48 Mhz	\
  	 * i2c clock			\
  	 */				\
  	.slsu		= _slsu,	\
  	/* Tx FIFO threshold */		\
  	.tft		= _tft,		\
  	/* Rx FIFO threshold */		\
  	.rft		= _rft,		\
  	/* std. mode operation */	\
  	.clk_freq	= clk,		\
  	.sm		= _sm,		\
  }
  /*
   * The board uses TODO <3> i2c controllers, initialize all of
   * them with slave data setup time of 250 ns,
   * Tx & Rx FIFO threshold values as 1 and standard
   * mode of operation
   */
  
  U5500_I2C_CONTROLLER(2,	0xe, 1, 1, 400000, I2C_FREQ_MODE_FAST);
  
  static struct lm3530_platform_data u5500_als_platform_data = {
  	.mode = LM3530_BL_MODE_MANUAL,
  	.als_input_mode = LM3530_INPUT_ALS1,
  	.max_current = LM3530_FS_CURR_26mA,
  	.pwm_pol_hi = true,
  	.als_avrg_time = LM3530_ALS_AVRG_TIME_512ms,
  	.brt_ramp_law = 1,      /* Linear */
  	.brt_ramp_fall = LM3530_RAMP_TIME_8s,
  	.brt_ramp_rise = LM3530_RAMP_TIME_8s,
  	.als1_resistor_sel = LM3530_ALS_IMPD_13_53kOhm,
  	.als2_resistor_sel = LM3530_ALS_IMPD_Z,
  	.als_vmin = 730,	/* mV */
  	.als_vmax = 1020,	/* mV */
  	.brt_val = 0x7F,	/* Max brightness */
  };

  static struct i2c_board_info __initdata u5500_i2c2_devices[] = {
  	{
  		/* Backlight */
  		I2C_BOARD_INFO("lm3530-led", 0x36),
  		.platform_data = &u5500_als_platform_data,
  	},
  };
  
  static void __init u5500_i2c_init(void)
  {
  	db5500_add_i2c2(&u5500_i2c2_data);
  	i2c_register_board_info(2, ARRAY_AND_SIZE(u5500_i2c2_devices));
  }

  
  static struct ab5500_platform_data ab5500_plf_data = {
  	.irq = {
  		.base = 0,
  		.count = 0,
  	},
  	.init_settings = NULL,
  	.init_settings_sz = 0,
  	.pm_power_off = false,
  };
  
  static struct platform_device ab5500_device = {
  	.name = "ab5500-core",
  	.id = 0,
  	.dev = {
  		.platform_data = &ab5500_plf_data,
  	},
  	.num_resources = 0,
  };
  
  static struct platform_device *u5500_platform_devices[] __initdata = {
  	&ab5500_device,
  };

  static void __init u5500_uart_init(void)
  {

  	db5500_add_uart0(NULL);
  	db5500_add_uart1(NULL);
  	db5500_add_uart2(NULL);

  }

  
  static void __init u5500_init_machine(void)
  {
  	u5500_init_devices();

  	nmk_config_pins(u5500_pins, ARRAY_SIZE(u5500_pins));
  	u5500_i2c_init();

  	u5500_sdi_init();

  	u5500_uart_init();

  
  	platform_add_devices(u5500_platform_devices,
  		ARRAY_SIZE(u5500_platform_devices));

  }

  MACHINE_START(U5500, "ST-Ericsson U5500 Platform")

  	.atag_offset	= 0x100,

  	.map_io		= u5500_map_io,
  	.init_irq	= ux500_init_irq,
  	.timer		= &ux500_timer,

  	.handle_irq	= gic_handle_irq,

  	.init_machine	= u5500_init_machine,
  MACHINE_END