LXR linux/arch/arm/mach-s3c24xx/bast-ide.c

   1/* linux/arch/arm/mach-s3c2410/bast-ide.c
   2 *
   3 * Copyright 2007 Simtec Electronics
   4 *      http://www.simtec.co.uk/products/EB2410ITX/
   5 *      http://armlinux.simtec.co.uk/
   6 *      Ben Dooks <ben@simtec.co.uk>
   7 *
   8 * This program is free software; you can redistribute it and/or modify
   9 * it under the terms of the GNU General Public License version 2 as
  10 * published by the Free Software Foundation.
  11*/
  12
  13#include <linux/kernel.h>
  14#include <linux/types.h>
  15#include <linux/init.h>
  16#include <linux/interrupt.h>
  17
  18#include <linux/platform_device.h>
  19#include <linux/ata_platform.h>
  20
  21#include <asm/mach-types.h>
  22
  23#include <asm/mach/arch.h>
  24#include <asm/mach/map.h>
  25#include <asm/mach/irq.h>
  26
  27#include <mach/map.h>
  28
  29#include "bast.h"
  30
  31/* IDE ports */
  32
  33static struct pata_platform_info bast_ide_platdata = {
  34        .ioport_shift   = 5,
  35};
  36
  37static struct resource bast_ide0_resource[] = {
  38        [0] = DEFINE_RES_MEM(BAST_IDE_CS + BAST_PA_IDEPRI, 8 * 0x20),
  39        [1] = DEFINE_RES_MEM(BAST_IDE_CS + BAST_PA_IDEPRIAUX + (6 * 0x20), 0x20),
  40        [2] = DEFINE_RES_IRQ(BAST_IRQ_IDE0),
  41};
  42
  43static struct platform_device bast_device_ide0 = {
  44        .name           = "pata_platform",
  45        .id             = 0,
  46        .num_resources  = ARRAY_SIZE(bast_ide0_resource),
  47        .resource       = bast_ide0_resource,
  48        .dev            = {
  49                .platform_data = &bast_ide_platdata,
  50                .coherent_dma_mask = ~0,
  51        }
  52
  53};
  54
  55static struct resource bast_ide1_resource[] = {
  56        [0] = DEFINE_RES_MEM(BAST_IDE_CS + BAST_PA_IDESEC, 8 * 0x20),
  57        [1] = DEFINE_RES_MEM(BAST_IDE_CS + BAST_PA_IDESECAUX + (6 * 0x20), 0x20),
  58        [2] = DEFINE_RES_IRQ(BAST_IRQ_IDE1),
  59};
  60
  61static struct platform_device bast_device_ide1 = {
  62        .name           = "pata_platform",
  63        .id             = 1,
  64        .num_resources  = ARRAY_SIZE(bast_ide1_resource),
  65        .resource       = bast_ide1_resource,
  66        .dev            = {
  67                .platform_data = &bast_ide_platdata,
  68                .coherent_dma_mask = ~0,
  69        }
  70};
  71
  72static struct platform_device *bast_ide_devices[] __initdata = {
  73        &bast_device_ide0,
  74        &bast_device_ide1,
  75};
  76
  77static __init int bast_ide_init(void)
  78{
  79        if (machine_is_bast() || machine_is_vr1000())
  80                return platform_add_devices(bast_ide_devices,
  81                                            ARRAY_SIZE(bast_ide_devices));
  82
  83        return 0;
  84}
  85
  86fs_initcall(bast_ide_init);
  87