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

   1// SPDX-License-Identifier: GPL-2.0
   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#include <linux/kernel.h>
   9#include <linux/types.h>
  10#include <linux/init.h>
  11#include <linux/interrupt.h>
  12
  13#include <linux/platform_device.h>
  14#include <linux/ata_platform.h>
  15
  16#include <asm/mach-types.h>
  17
  18#include <asm/mach/arch.h>
  19#include <asm/mach/map.h>
  20#include <asm/mach/irq.h>
  21
  22#include <mach/map.h>
  23
  24#include "bast.h"
  25
  26/* IDE ports */
  27
  28static struct pata_platform_info bast_ide_platdata = {
  29        .ioport_shift   = 5,
  30};
  31
  32static struct resource bast_ide0_resource[] = {
  33        [0] = DEFINE_RES_MEM(BAST_IDE_CS + BAST_PA_IDEPRI, 8 * 0x20),
  34        [1] = DEFINE_RES_MEM(BAST_IDE_CS + BAST_PA_IDEPRIAUX + (6 * 0x20), 0x20),
  35        [2] = DEFINE_RES_IRQ(BAST_IRQ_IDE0),
  36};
  37
  38static struct platform_device bast_device_ide0 = {
  39        .name           = "pata_platform",
  40        .id             = 0,
  41        .num_resources  = ARRAY_SIZE(bast_ide0_resource),
  42        .resource       = bast_ide0_resource,
  43        .dev            = {
  44                .platform_data = &bast_ide_platdata,
  45                .coherent_dma_mask = ~0,
  46        }
  47
  48};
  49
  50static struct resource bast_ide1_resource[] = {
  51        [0] = DEFINE_RES_MEM(BAST_IDE_CS + BAST_PA_IDESEC, 8 * 0x20),
  52        [1] = DEFINE_RES_MEM(BAST_IDE_CS + BAST_PA_IDESECAUX + (6 * 0x20), 0x20),
  53        [2] = DEFINE_RES_IRQ(BAST_IRQ_IDE1),
  54};
  55
  56static struct platform_device bast_device_ide1 = {
  57        .name           = "pata_platform",
  58        .id             = 1,
  59        .num_resources  = ARRAY_SIZE(bast_ide1_resource),
  60        .resource       = bast_ide1_resource,
  61        .dev            = {
  62                .platform_data = &bast_ide_platdata,
  63                .coherent_dma_mask = ~0,
  64        }
  65};
  66
  67static struct platform_device *bast_ide_devices[] __initdata = {
  68        &bast_device_ide0,
  69        &bast_device_ide1,
  70};
  71
  72static __init int bast_ide_init(void)
  73{
  74        if (machine_is_bast() || machine_is_vr1000())
  75                return platform_add_devices(bast_ide_devices,
  76                                            ARRAY_SIZE(bast_ide_devices));
  77
  78        return 0;
  79}
  80
  81fs_initcall(bast_ide_init);
  82