git.oblomov.eu Git - linux-2.6/blob - arch/arm/mach-pxa/h5000.c

   1 /*
   2  * Hardware definitions for HP iPAQ h5xxx Handheld Computers
   3  *
   4  * Copyright 2000-2003  Hewlett-Packard Company.
   5  * Copyright 2002       Jamey Hicks <jamey.hicks@hp.com>
   6  * Copyright 2004-2005  Phil Blundell <pb@handhelds.org>
   7  * Copyright 2007-2008  Anton Vorontsov <cbouatmailru@gmail.com>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * COMPAQ COMPUTER CORPORATION MAKES NO WARRANTIES, EXPRESSED OR IMPLIED,
  15  * AS TO THE USEFULNESS OR CORRECTNESS OF THIS CODE OR ITS
  16  * FITNESS FOR ANY PARTICULAR PURPOSE.
  17  *
  18  * Author: Jamey Hicks.
  19  */
  20
  21 #include <linux/kernel.h>
  22 #include <linux/init.h>
  23 #include <linux/platform_device.h>
  24 #include <linux/mtd/mtd.h>
  25 #include <linux/mtd/partitions.h>
  26 #include <linux/mtd/physmap.h>
  27 #include <asm/mach-types.h>
  28 #include <asm/mach/arch.h>
  29 #include <asm/mach/map.h>
  30 #include <mach/h5000.h>
  31 #include <mach/pxa-regs.h>
  32 #include <mach/pxa2xx-regs.h>
  33 #include <mach/mfp-pxa25x.h>
  34 #include <mach/udc.h>
  35 #include "generic.h"
  36
  37 /*
  38  * Flash
  39  */
  40
  41 static struct mtd_partition h5000_flash0_partitions[] = {
  42         {
  43                 .name = "bootldr",
  44                 .size = 0x00040000,
  45                 .offset = 0,
  46                 .mask_flags = MTD_WRITEABLE,
  47         },
  48         {
  49                 .name = "root",
  50                 .size = MTDPART_SIZ_FULL,
  51                 .offset = MTDPART_OFS_APPEND,
  52         },
  53 };
  54
  55 static struct mtd_partition h5000_flash1_partitions[] = {
  56         {
  57                 .name = "second root",
  58                 .size = SZ_16M - 0x00040000,
  59                 .offset = 0,
  60         },
  61         {
  62                 .name = "asset",
  63                 .size = MTDPART_SIZ_FULL,
  64                 .offset = MTDPART_OFS_APPEND,
  65                 .mask_flags = MTD_WRITEABLE,
  66         },
  67 };
  68
  69 static struct physmap_flash_data h5000_flash0_data = {
  70         .width = 4,
  71         .parts = h5000_flash0_partitions,
  72         .nr_parts = ARRAY_SIZE(h5000_flash0_partitions),
  73 };
  74
  75 static struct physmap_flash_data h5000_flash1_data = {
  76         .width = 4,
  77         .parts = h5000_flash1_partitions,
  78         .nr_parts = ARRAY_SIZE(h5000_flash1_partitions),
  79 };
  80
  81 static struct resource h5000_flash0_resources = {
  82         .start = PXA_CS0_PHYS,
  83         .end = PXA_CS0_PHYS + SZ_32M - 1,
  84         .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
  85 };
  86
  87 static struct resource h5000_flash1_resources = {
  88         .start = PXA_CS0_PHYS + SZ_32M,
  89         .end = PXA_CS0_PHYS + SZ_32M + SZ_16M - 1,
  90         .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
  91 };
  92
  93 static struct platform_device h5000_flash[] = {
  94         {
  95                 .name = "physmap-flash",
  96                 .id = 0,
  97                 .resource = &h5000_flash0_resources,
  98                 .num_resources = 1,
  99                 .dev = {
 100                         .platform_data = &h5000_flash0_data,
 101                 },
 102         },
 103         {
 104                 .name = "physmap-flash",
 105                 .id = 1,
 106                 .resource = &h5000_flash1_resources,
 107                 .num_resources = 1,
 108                 .dev = {
 109                         .platform_data = &h5000_flash1_data,
 110                 },
 111         },
 112 };
 113
 114 /*
 115  * USB Device Controller
 116  */
 117
 118 static struct pxa2xx_udc_mach_info h5000_udc_mach_info __initdata = {
 119         .gpio_pullup = H5000_GPIO_USB_PULLUP,
 120 };
 121
 122 /*
 123  * GPIO setup
 124  */
 125
 126 static unsigned long h5000_pin_config[] __initdata = {
 127         /* Crystal and Clock Signals */
 128         GPIO12_32KHz,
 129
 130         /* SDRAM and Static Memory I/O Signals */
 131         GPIO15_nCS_1,
 132         GPIO78_nCS_2,
 133         GPIO79_nCS_3,
 134         GPIO80_nCS_4,
 135
 136         /* FFUART */
 137         GPIO34_FFUART_RXD,
 138         GPIO35_FFUART_CTS,
 139         GPIO36_FFUART_DCD,
 140         GPIO37_FFUART_DSR,
 141         GPIO38_FFUART_RI,
 142         GPIO39_FFUART_TXD,
 143         GPIO40_FFUART_DTR,
 144         GPIO41_FFUART_RTS,
 145
 146         /* BTUART */
 147         GPIO42_BTUART_RXD,
 148         GPIO43_BTUART_TXD,
 149         GPIO44_BTUART_CTS,
 150         GPIO45_BTUART_RTS,
 151
 152         /* SSP1 */
 153         GPIO23_SSP1_SCLK,
 154         GPIO25_SSP1_TXD,
 155         GPIO26_SSP1_RXD,
 156
 157         /* I2S */
 158         GPIO28_I2S_BITCLK_OUT,
 159         GPIO29_I2S_SDATA_IN,
 160         GPIO30_I2S_SDATA_OUT,
 161         GPIO31_I2S_SYNC,
 162         GPIO32_I2S_SYSCLK,
 163 };
 164
 165 /*
 166  * Localbus setup:
 167  * CS0: Flash;
 168  * CS1: MediaQ chip, select 16-bit bus and vlio;
 169  * CS5: SAMCOP.
 170  */
 171
 172 static void fix_msc(void)
 173 {
 174         MSC0 = 0x129c24f2;
 175         MSC1 = 0x7ff424fa;
 176         MSC2 = 0x7ff47ff4;
 177
 178         MDREFR |= 0x02080000;
 179 }
 180
 181 /*
 182  * Platform devices
 183  */
 184
 185 static struct platform_device *devices[] __initdata = {
 186         &h5000_flash[0],
 187         &h5000_flash[1],
 188 };
 189
 190 static void __init h5000_init(void)
 191 {
 192         fix_msc();
 193
 194         pxa2xx_mfp_config(ARRAY_AND_SIZE(h5000_pin_config));
 195         pxa_set_udc_info(&h5000_udc_mach_info);
 196         platform_add_devices(ARRAY_AND_SIZE(devices));
 197 }
 198
 199 MACHINE_START(H5400, "HP iPAQ H5000")
 200         .phys_io = 0x40000000,
 201         .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
 202         .boot_params = 0xa0000100,
 203         .map_io = pxa_map_io,
 204         .init_irq = pxa25x_init_irq,
 205         .timer = &pxa_timer,
 206         .init_machine = h5000_init,
 207 MACHINE_END