arch/m68k/amiga/platform.c

   1 /*
   2  *  Copyright (C) 2007-2009 Geert Uytterhoeven
   3  *
   4  * This file is subject to the terms and conditions of the GNU General Public
   5  * License.  See the file COPYING in the main directory of this archive
   6  * for more details.
   7  */
   8
   9 #include <linux/init.h>
  10 #include <linux/platform_device.h>
  11 #include <linux/zorro.h>
  12
  13 #include <asm/amigahw.h>
  14
  15
  16 #ifdef CONFIG_ZORRO
  17
  18 static const struct resource zorro_resources[] __initconst = {
  19         /* Zorro II regions (on Zorro II/III) */
  20         {
  21                 .name   = "Zorro II exp",
  22                 .start  = 0x00e80000,
  23                 .end    = 0x00efffff,
  24                 .flags  = IORESOURCE_MEM,
  25         }, {
  26                 .name   = "Zorro II mem",
  27                 .start  = 0x00200000,
  28                 .end    = 0x009fffff,
  29                 .flags  = IORESOURCE_MEM,
  30         },
  31         /* Zorro III regions (on Zorro III only) */
  32         {
  33                 .name   = "Zorro III exp",
  34                 .start  = 0xff000000,
  35                 .end    = 0xffffffff,
  36                 .flags  = IORESOURCE_MEM,
  37         }, {
  38                 .name   = "Zorro III cfg",
  39                 .start  = 0x40000000,
  40                 .end    = 0x7fffffff,
  41                 .flags  = IORESOURCE_MEM,
  42         }
  43 };
  44
  45
  46 static int __init amiga_init_bus(void)
  47 {
  48         if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(ZORRO))
  49                 return -ENODEV;
  50
  51         platform_device_register_simple("amiga-zorro", -1, zorro_resources,
  52                                         AMIGAHW_PRESENT(ZORRO3) ? 4 : 2);
  53         return 0;
  54 }
  55
  56 subsys_initcall(amiga_init_bus);
  57
  58 #endif /* CONFIG_ZORRO */
  59
  60
  61 static const struct resource a3000_scsi_resource __initconst = {
  62         .start  = 0xdd0000,
  63         .end    = 0xdd00ff,
  64         .flags  = IORESOURCE_MEM,
  65 };
  66
  67
  68 static const struct resource a4000t_scsi_resource __initconst = {
  69         .start  = 0xdd0000,
  70         .end    = 0xdd0fff,
  71         .flags  = IORESOURCE_MEM,
  72 };
  73
  74
  75 static int __init amiga_init_devices(void)
  76 {
  77         if (!MACH_IS_AMIGA)
  78                 return -ENODEV;
  79
  80         /* video hardware */
  81         if (AMIGAHW_PRESENT(AMI_VIDEO))
  82                 platform_device_register_simple("amiga-video", -1, NULL, 0);
  83
  84
  85         /* sound hardware */
  86         if (AMIGAHW_PRESENT(AMI_AUDIO))
  87                 platform_device_register_simple("amiga-audio", -1, NULL, 0);
  88
  89
  90         /* storage interfaces */
  91         if (AMIGAHW_PRESENT(AMI_FLOPPY))
  92                 platform_device_register_simple("amiga-floppy", -1, NULL, 0);
  93
  94         if (AMIGAHW_PRESENT(A3000_SCSI))
  95                 platform_device_register_simple("amiga-a3000-scsi", -1,
  96                                                 &a3000_scsi_resource, 1);
  97
  98         if (AMIGAHW_PRESENT(A4000_SCSI))
  99                 platform_device_register_simple("amiga-a4000t-scsi", -1,
 100                                                 &a4000t_scsi_resource, 1);
 101
 102         return 0;
 103 }
 104
 105 device_initcall(amiga_init_devices);