arch/sh/boards/mach-rsk/setup.c

   1 /*
   2  * Renesas Technology Europe RSK+ Support.
   3  *
   4  * Copyright (C) 2008 Paul Mundt
   5  * Copyright (C) 2008 Peter Griffin <pgriffin@mpc-data.co.uk>
   6  *
   7  * This file is subject to the terms and conditions of the GNU General Public
   8  * License.  See the file "COPYING" in the main directory of this archive
   9  * for more details.
  10  */
  11 #include <linux/init.h>
  12 #include <linux/types.h>
  13 #include <linux/platform_device.h>
  14 #include <linux/interrupt.h>
  15 #include <linux/mtd/mtd.h>
  16 #include <linux/mtd/partitions.h>
  17 #include <linux/mtd/physmap.h>
  18 #include <linux/mtd/map.h>
  19 #include <asm/machvec.h>
  20 #include <asm/io.h>
  21
  22 static const char *part_probes[] = { "cmdlinepart", NULL };
  23
  24 static struct mtd_partition rsk_partitions[] = {
  25         {
  26                 .name           = "Bootloader",
  27                 .offset         = 0x00000000,
  28                 .size           = 0x00040000,
  29                 .mask_flags     = MTD_WRITEABLE,
  30         }, {
  31                 .name           = "Kernel",
  32                 .offset         = MTDPART_OFS_NXTBLK,
  33                 .size           = 0x001c0000,
  34         }, {
  35                 .name           = "Flash_FS",
  36                 .offset         = MTDPART_OFS_NXTBLK,
  37                 .size           = MTDPART_SIZ_FULL,
  38         }
  39 };
  40
  41 static struct physmap_flash_data flash_data = {
  42         .parts                  = rsk_partitions,
  43         .nr_parts               = ARRAY_SIZE(rsk_partitions),
  44         .width                  = 2,
  45         .part_probe_types       = part_probes,
  46 };
  47
  48 static struct resource flash_resource = {
  49         .start          = 0x20000000,
  50         .end            = 0x20400000,
  51         .flags          = IORESOURCE_MEM,
  52 };
  53
  54 static struct platform_device flash_device = {
  55         .name           = "physmap-flash",
  56         .id             = -1,
  57         .resource       = &flash_resource,
  58         .num_resources  = 1,
  59         .dev            = {
  60                 .platform_data = &flash_data,
  61         },
  62 };
  63
  64 static struct platform_device *rsk_devices[] __initdata = {
  65         &flash_device,
  66 };
  67
  68 static int __init rsk_devices_setup(void)
  69 {
  70         return platform_add_devices(rsk_devices,
  71                                     ARRAY_SIZE(rsk_devices));
  72 }
  73 device_initcall(rsk_devices_setup);
  74
  75 /*
  76  * The Machine Vector
  77  */
  78 static struct sh_machine_vector mv_rsk __initmv = {
  79         .mv_name        = "RSK+",
  80 };