LXR linux/arch/arm/mach-clps711x/board-cdb89712.c

   1/*
   2 *  linux/arch/arm/mach-clps711x/cdb89712.c
   3 *
   4 *  Copyright (C) 2000-2001 Deep Blue Solutions Ltd
   5 *
   6 * This program is free software; you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License as published by
   8 * the Free Software Foundation; either version 2 of the License, or
   9 * (at your option) any later version.
  10 *
  11 * This program is distributed in the hope that it will be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 * GNU General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU General Public License
  17 * along with this program; if not, write to the Free Software
  18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19 */
  20#include <linux/kernel.h>
  21#include <linux/init.h>
  22#include <linux/types.h>
  23#include <linux/string.h>
  24#include <linux/mm.h>
  25#include <linux/io.h>
  26#include <linux/interrupt.h>
  27#include <linux/platform_device.h>
  28
  29#include <linux/mtd/physmap.h>
  30#include <linux/mtd/plat-ram.h>
  31#include <linux/mtd/partitions.h>
  32
  33#include <mach/hardware.h>
  34#include <asm/pgtable.h>
  35#include <asm/page.h>
  36#include <asm/setup.h>
  37#include <asm/mach-types.h>
  38#include <asm/mach/arch.h>
  39#include <asm/mach/map.h>
  40
  41#include "common.h"
  42#include "devices.h"
  43
  44#define CDB89712_CS8900_BASE    (CS2_PHYS_BASE + 0x300)
  45#define CDB89712_CS8900_IRQ     (IRQ_EINT3)
  46
  47static struct resource cdb89712_cs8900_resource[] __initdata = {
  48        DEFINE_RES_MEM(CDB89712_CS8900_BASE, SZ_1K),
  49        DEFINE_RES_IRQ(CDB89712_CS8900_IRQ),
  50};
  51
  52static struct mtd_partition cdb89712_flash_partitions[] __initdata = {
  53        {
  54                .name   = "Flash",
  55                .offset = 0,
  56                .size   = MTDPART_SIZ_FULL,
  57        },
  58};
  59
  60static struct physmap_flash_data cdb89712_flash_pdata __initdata = {
  61        .width          = 4,
  62        .probe_type     = "map_rom",
  63        .parts          = cdb89712_flash_partitions,
  64        .nr_parts       = ARRAY_SIZE(cdb89712_flash_partitions),
  65};
  66
  67static struct resource cdb89712_flash_resources[] __initdata = {
  68        DEFINE_RES_MEM(CS0_PHYS_BASE, SZ_8M),
  69};
  70
  71static struct platform_device cdb89712_flash_pdev __initdata = {
  72        .name           = "physmap-flash",
  73        .id             = 0,
  74        .resource       = cdb89712_flash_resources,
  75        .num_resources  = ARRAY_SIZE(cdb89712_flash_resources),
  76        .dev    = {
  77                .platform_data  = &cdb89712_flash_pdata,
  78        },
  79};
  80
  81static struct mtd_partition cdb89712_bootrom_partitions[] __initdata = {
  82        {
  83                .name   = "BootROM",
  84                .offset = 0,
  85                .size   = MTDPART_SIZ_FULL,
  86        },
  87};
  88
  89static struct physmap_flash_data cdb89712_bootrom_pdata __initdata = {
  90        .width          = 4,
  91        .probe_type     = "map_rom",
  92        .parts          = cdb89712_bootrom_partitions,
  93        .nr_parts       = ARRAY_SIZE(cdb89712_bootrom_partitions),
  94};
  95
  96static struct resource cdb89712_bootrom_resources[] __initdata = {
  97        DEFINE_RES_NAMED(CS7_PHYS_BASE, SZ_128, "BOOTROM", IORESOURCE_MEM |
  98                         IORESOURCE_READONLY),
  99};
 100
 101static struct platform_device cdb89712_bootrom_pdev __initdata = {
 102        .name           = "physmap-flash",
 103        .id             = 1,
 104        .resource       = cdb89712_bootrom_resources,
 105        .num_resources  = ARRAY_SIZE(cdb89712_bootrom_resources),
 106        .dev    = {
 107                .platform_data  = &cdb89712_bootrom_pdata,
 108        },
 109};
 110
 111static struct platdata_mtd_ram cdb89712_sram_pdata __initdata = {
 112        .bankwidth      = 4,
 113};
 114
 115static struct resource cdb89712_sram_resources[] __initdata = {
 116        DEFINE_RES_MEM(CLPS711X_SRAM_BASE, CLPS711X_SRAM_SIZE),
 117};
 118
 119static struct platform_device cdb89712_sram_pdev __initdata = {
 120        .name           = "mtd-ram",
 121        .id             = 0,
 122        .resource       = cdb89712_sram_resources,
 123        .num_resources  = ARRAY_SIZE(cdb89712_sram_resources),
 124        .dev    = {
 125                .platform_data  = &cdb89712_sram_pdata,
 126        },
 127};
 128
 129static void __init cdb89712_init(void)
 130{
 131        clps711x_devices_init();
 132        platform_device_register(&cdb89712_flash_pdev);
 133        platform_device_register(&cdb89712_bootrom_pdev);
 134        platform_device_register(&cdb89712_sram_pdev);
 135        platform_device_register_simple("cs89x0", 0, cdb89712_cs8900_resource,
 136                                        ARRAY_SIZE(cdb89712_cs8900_resource));
 137}
 138
 139MACHINE_START(CDB89712, "Cirrus-CDB89712")
 140        /* Maintainer: Ray Lehtiniemi */
 141        .atag_offset    = 0x100,
 142        .map_io         = clps711x_map_io,
 143        .init_irq       = clps711x_init_irq,
 144        .init_time      = clps711x_timer_init,
 145        .init_machine   = cdb89712_init,
 146        .restart        = clps711x_restart,
 147MACHINE_END
 148