arch/arm/mach-s3c/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 "map.h"
  23 #include <mach/irqs.h>
  24
  25 #include "bast.h"
  26
  27 /* IDE ports */
  28
  29 static struct pata_platform_info bast_ide_platdata = {
  30         .ioport_shift   = 5,
  31 };
  32
  33 static struct resource bast_ide0_resource[] = {
  34         [0] = DEFINE_RES_MEM(BAST_IDE_CS + BAST_PA_IDEPRI, 8 * 0x20),
  35         [1] = DEFINE_RES_MEM(BAST_IDE_CS + BAST_PA_IDEPRIAUX + (6 * 0x20), 0x20),
  36         [2] = DEFINE_RES_IRQ(BAST_IRQ_IDE0),
  37 };
  38
  39 static struct platform_device bast_device_ide0 = {
  40         .name           = "pata_platform",
  41         .id             = 0,
  42         .num_resources  = ARRAY_SIZE(bast_ide0_resource),
  43         .resource       = bast_ide0_resource,
  44         .dev            = {
  45                 .platform_data = &bast_ide_platdata,
  46                 .coherent_dma_mask = ~0,
  47         }
  48
  49 };
  50
  51 static struct resource bast_ide1_resource[] = {
  52         [0] = DEFINE_RES_MEM(BAST_IDE_CS + BAST_PA_IDESEC, 8 * 0x20),
  53         [1] = DEFINE_RES_MEM(BAST_IDE_CS + BAST_PA_IDESECAUX + (6 * 0x20), 0x20),
  54         [2] = DEFINE_RES_IRQ(BAST_IRQ_IDE1),
  55 };
  56
  57 static struct platform_device bast_device_ide1 = {
  58         .name           = "pata_platform",
  59         .id             = 1,
  60         .num_resources  = ARRAY_SIZE(bast_ide1_resource),
  61         .resource       = bast_ide1_resource,
  62         .dev            = {
  63                 .platform_data = &bast_ide_platdata,
  64                 .coherent_dma_mask = ~0,
  65         }
  66 };
  67
  68 static struct platform_device *bast_ide_devices[] __initdata = {
  69         &bast_device_ide0,
  70         &bast_device_ide1,
  71 };
  72
  73 static __init int bast_ide_init(void)
  74 {
  75         if (machine_is_bast() || machine_is_vr1000())
  76                 return platform_add_devices(bast_ide_devices,
  77                                             ARRAY_SIZE(bast_ide_devices));
  78
  79         return 0;
  80 }
  81
  82 fs_initcall(bast_ide_init);