/*
   *  linux/arch/arm/mach-mmp/ttc_dkb.c
   *
   *  Support for the Marvell PXA910-based TTC_DKB Development Platform.
   *
   *  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
   *  publishhed by the Free Software Foundation.
   */
  
  #include <linux/init.h>
  #include <linux/kernel.h>
  #include <linux/platform_device.h>

  #include <linux/mtd/mtd.h>
  #include <linux/mtd/partitions.h>
  #include <linux/mtd/onenand.h>

  #include <linux/interrupt.h>

  #include <linux/i2c/pca953x.h>
  #include <linux/gpio.h>

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

  #include <asm/mach/flash.h>

  #include <mach/addr-map.h>
  #include <mach/mfp-pxa910.h>
  #include <mach/pxa910.h>

  #include <mach/irqs.h>

  
  #include "common.h"

  #define TTCDKB_GPIO_EXT0(x)	(MMP_NR_BUILTIN_GPIO + ((x < 0) ? 0 :	\

  				((x < 16) ? x : 15)))

  #define TTCDKB_GPIO_EXT1(x)	(MMP_NR_BUILTIN_GPIO + 16 + ((x < 0) ? 0 : \

  				((x < 16) ? x : 15)))
  
  /*
   * 16 board interrupts -- MAX7312 GPIO expander
   * 16 board interrupts -- PCA9575 GPIO expander
   * 24 board interrupts -- 88PM860x PMIC
   */
  #define TTCDKB_NR_IRQS		(IRQ_BOARD_START + 16 + 16 + 24)

  static unsigned long ttc_dkb_pin_config[] __initdata = {
  	/* UART2 */
  	GPIO47_UART2_RXD,
  	GPIO48_UART2_TXD,

  
  	/* DFI */
  	DF_IO0_ND_IO0,
  	DF_IO1_ND_IO1,
  	DF_IO2_ND_IO2,
  	DF_IO3_ND_IO3,
  	DF_IO4_ND_IO4,
  	DF_IO5_ND_IO5,
  	DF_IO6_ND_IO6,
  	DF_IO7_ND_IO7,
  	DF_IO8_ND_IO8,
  	DF_IO9_ND_IO9,
  	DF_IO10_ND_IO10,
  	DF_IO11_ND_IO11,
  	DF_IO12_ND_IO12,
  	DF_IO13_ND_IO13,
  	DF_IO14_ND_IO14,
  	DF_IO15_ND_IO15,
  	DF_nCS0_SM_nCS2_nCS0,
  	DF_ALE_SM_WEn_ND_ALE,
  	DF_CLE_SM_OEn_ND_CLE,
  	DF_WEn_DF_WEn,
  	DF_REn_DF_REn,
  	DF_RDY0_DF_RDY0,
  };
  
  static struct mtd_partition ttc_dkb_onenand_partitions[] = {
  	{
  		.name		= "bootloader",
  		.offset		= 0,
  		.size		= SZ_1M,
  		.mask_flags	= MTD_WRITEABLE,
  	}, {
  		.name		= "reserved",
  		.offset		= MTDPART_OFS_APPEND,
  		.size		= SZ_128K,
  		.mask_flags	= MTD_WRITEABLE,
  	}, {
  		.name		= "reserved",
  		.offset		= MTDPART_OFS_APPEND,
  		.size		= SZ_8M,
  		.mask_flags	= MTD_WRITEABLE,
  	}, {
  		.name		= "kernel",
  		.offset		= MTDPART_OFS_APPEND,
  		.size		= (SZ_2M + SZ_1M),
  		.mask_flags	= 0,
  	}, {
  		.name		= "filesystem",
  		.offset		= MTDPART_OFS_APPEND,

  		.size		= SZ_32M + SZ_16M,

  		.mask_flags	= 0,
  	}
  };

  static struct onenand_platform_data ttc_dkb_onenand_info = {

  	.parts		= ttc_dkb_onenand_partitions,
  	.nr_parts	= ARRAY_SIZE(ttc_dkb_onenand_partitions),
  };
  
  static struct resource ttc_dkb_resource_onenand[] = {
  	[0] = {
  		.start	= SMC_CS0_PHYS_BASE,
  		.end	= SMC_CS0_PHYS_BASE + SZ_1M,
  		.flags	= IORESOURCE_MEM,
  	},
  };
  
  static struct platform_device ttc_dkb_device_onenand = {
  	.name		= "onenand-flash",
  	.id		= -1,
  	.resource	= ttc_dkb_resource_onenand,
  	.num_resources	= ARRAY_SIZE(ttc_dkb_resource_onenand),
  	.dev		= {
  		.platform_data	= &ttc_dkb_onenand_info,
  	},
  };
  
  static struct platform_device *ttc_dkb_devices[] = {

  	&pxa910_device_gpio,

  	&ttc_dkb_device_onenand,

  };

  static struct pca953x_platform_data max7312_data[] = {
  	{
  		.gpio_base	= TTCDKB_GPIO_EXT0(0),
  		.irq_base	= IRQ_BOARD_START,
  	},
  };
  
  static struct i2c_board_info ttc_dkb_i2c_info[] = {
  	{
  		.type		= "max7312",
  		.addr		= 0x23,

  		.irq		= MMP_GPIO_TO_IRQ(80),

  		.platform_data	= &max7312_data,
  	},
  };

  static void __init ttc_dkb_init(void)
  {
  	mfp_config(ARRAY_AND_SIZE(ttc_dkb_pin_config));
  
  	/* on-chip devices */
  	pxa910_add_uart(1);

  
  	/* off-chip devices */

  	pxa910_add_twsi(0, NULL, ARRAY_AND_SIZE(ttc_dkb_i2c_info));

  	platform_add_devices(ARRAY_AND_SIZE(ttc_dkb_devices));

  }
  
  MACHINE_START(TTC_DKB, "PXA910-based TTC_DKB Development Platform")

  	.map_io		= mmp_map_io,

  	.nr_irqs	= TTCDKB_NR_IRQS,

  	.init_irq       = pxa910_init_irq,
  	.timer          = &pxa910_timer,
  	.init_machine   = ttc_dkb_init,

  	.restart	= mmp_restart,

  MACHINE_END