/*
   * Hardware definitions for HP iPAQ h5xxx Handheld Computers
   *
   * Copyright 2000-2003  Hewlett-Packard Company.
   * Copyright 2002       Jamey Hicks <jamey.hicks@hp.com>
   * Copyright 2004-2005  Phil Blundell <pb@handhelds.org>
   * Copyright 2007-2008  Anton Vorontsov <cbouatmailru@gmail.com>
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation; either version 2 of the License, or
   * (at your option) any later version.
   *
   * COMPAQ COMPUTER CORPORATION MAKES NO WARRANTIES, EXPRESSED OR IMPLIED,
   * AS TO THE USEFULNESS OR CORRECTNESS OF THIS CODE OR ITS
   * FITNESS FOR ANY PARTICULAR PURPOSE.
   *
   * Author: Jamey Hicks.
   */
  
  #include <linux/kernel.h>
  #include <linux/init.h>
  #include <linux/platform_device.h>
  #include <linux/mtd/mtd.h>
  #include <linux/mtd/partitions.h>
  #include <linux/mtd/physmap.h>
  
  #include <asm/mach-types.h>
  #include <asm/mach/arch.h>
  #include <asm/mach/map.h>
  #include <asm/irq.h>
  
  #include <mach/pxa25x.h>
  #include <mach/h5000.h>
  #include <mach/udc.h>
  #include <mach/smemc.h>
  
  #include "generic.h"
  
  /*
   * Flash
   */
  
  static struct mtd_partition h5000_flash0_partitions[] = {
  	{
  		.name = "bootldr",
  		.size = 0x00040000,
  		.offset = 0,
  		.mask_flags = MTD_WRITEABLE,
  	},
  	{
  		.name = "root",
  		.size = MTDPART_SIZ_FULL,
  		.offset = MTDPART_OFS_APPEND,
  	},
  };
  
  static struct mtd_partition h5000_flash1_partitions[] = {
  	{
  		.name = "second root",
  		.size = SZ_16M - 0x00040000,
  		.offset = 0,
  	},
  	{
  		.name = "asset",
  		.size = MTDPART_SIZ_FULL,
  		.offset = MTDPART_OFS_APPEND,
  		.mask_flags = MTD_WRITEABLE,
  	},
  };
  
  static struct physmap_flash_data h5000_flash0_data = {
  	.width = 4,
  	.parts = h5000_flash0_partitions,
  	.nr_parts = ARRAY_SIZE(h5000_flash0_partitions),
  };
  
  static struct physmap_flash_data h5000_flash1_data = {
  	.width = 4,
  	.parts = h5000_flash1_partitions,
  	.nr_parts = ARRAY_SIZE(h5000_flash1_partitions),
  };
  
  static struct resource h5000_flash0_resources = {
  	.start = PXA_CS0_PHYS,
  	.end = PXA_CS0_PHYS + SZ_32M - 1,
  	.flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
  };
  
  static struct resource h5000_flash1_resources = {
  	.start = PXA_CS0_PHYS + SZ_32M,
  	.end = PXA_CS0_PHYS + SZ_32M + SZ_16M - 1,
  	.flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
  };
  
  static struct platform_device h5000_flash[] = {
  	{
  		.name = "physmap-flash",
  		.id = 0,
  		.resource = &h5000_flash0_resources,
  		.num_resources = 1,
  		.dev = {
  			.platform_data = &h5000_flash0_data,
  		},
  	},
  	{
  		.name = "physmap-flash",
  		.id = 1,
  		.resource = &h5000_flash1_resources,
  		.num_resources = 1,
  		.dev = {
  			.platform_data = &h5000_flash1_data,
  		},
  	},
  };
  
  /*
   * USB Device Controller
   */
  
  static struct pxa2xx_udc_mach_info h5000_udc_mach_info __initdata = {
  	.gpio_pullup = H5000_GPIO_USB_PULLUP,
  };
  
  /*
   * GPIO setup
   */
  
  static unsigned long h5000_pin_config[] __initdata = {
  	/* Crystal and Clock Signals */
  	GPIO12_32KHz,
  
  	/* SDRAM and Static Memory I/O Signals */
  	GPIO15_nCS_1,
  	GPIO78_nCS_2,
  	GPIO79_nCS_3,
  	GPIO80_nCS_4,
  
  	/* FFUART */
  	GPIO34_FFUART_RXD,
  	GPIO35_FFUART_CTS,
  	GPIO36_FFUART_DCD,
  	GPIO37_FFUART_DSR,
  	GPIO38_FFUART_RI,
  	GPIO39_FFUART_TXD,
  	GPIO40_FFUART_DTR,
  	GPIO41_FFUART_RTS,
  
  	/* BTUART */
  	GPIO42_BTUART_RXD,
  	GPIO43_BTUART_TXD,
  	GPIO44_BTUART_CTS,
  	GPIO45_BTUART_RTS,
  
  	/* SSP1 */
  	GPIO23_SSP1_SCLK,
  	GPIO25_SSP1_TXD,
  	GPIO26_SSP1_RXD,
  
  	/* I2S */
  	GPIO28_I2S_BITCLK_OUT,
  	GPIO29_I2S_SDATA_IN,
  	GPIO30_I2S_SDATA_OUT,
  	GPIO31_I2S_SYNC,
  	GPIO32_I2S_SYSCLK,
  };
  
  /*
   * Localbus setup:
   * CS0: Flash;
   * CS1: MediaQ chip, select 16-bit bus and vlio;
   * CS5: SAMCOP.
   */
  
  static void fix_msc(void)
  {
  	__raw_writel(0x129c24f2, MSC0);
  	__raw_writel(0x7ff424fa, MSC1);
  	__raw_writel(0x7ff47ff4, MSC2);
  
  	__raw_writel(__raw_readl(MDREFR) | 0x02080000, MDREFR);
  }
  
  /*
   * Platform devices
   */
  
  static struct platform_device *devices[] __initdata = {
  	&h5000_flash[0],
  	&h5000_flash[1],
  };
  
  static void __init h5000_init(void)
  {
  	fix_msc();
  
  	pxa2xx_mfp_config(ARRAY_AND_SIZE(h5000_pin_config));
  	pxa_set_ffuart_info(NULL);
  	pxa_set_btuart_info(NULL);
  	pxa_set_stuart_info(NULL);
  	pxa_set_udc_info(&h5000_udc_mach_info);
  	platform_add_devices(ARRAY_AND_SIZE(devices));
  }
  
  MACHINE_START(H5400, "HP iPAQ H5000")
  	.atag_offset = 0x100,
  	.map_io = pxa25x_map_io,
  	.nr_irqs = PXA_NR_IRQS,
  	.init_irq = pxa25x_init_irq,
  	.handle_irq = pxa25x_handle_irq,
  	.init_time	= pxa_timer_init,
  	.init_machine = h5000_init,
  	.restart	= pxa_restart,
  MACHINE_END