kernel/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 <linux/regulator/fixed.h>
  20 #include <linux/regulator/machine.h>
  21 #include <asm/machvec.h>
  22 #include <asm/io.h>
  23
  24 /* Dummy supplies, where voltage doesn't matter */
  25 static struct regulator_consumer_supply dummy_supplies[] = {
  26         REGULATOR_SUPPLY("vddvario", "smsc911x"),
  27         REGULATOR_SUPPLY("vdd33a", "smsc911x"),
  28 };
  29
  30 static struct mtd_partition rsk_partitions[] = {
  31         {
  32                 .name           = "Bootloader",
  33                 .offset         = 0x00000000,
  34                 .size           = 0x00040000,
  35                 .mask_flags     = MTD_WRITEABLE,
  36         }, {
  37                 .name           = "Kernel",
  38                 .offset         = MTDPART_OFS_NXTBLK,
  39                 .size           = 0x001c0000,
  40         }, {
  41                 .name           = "Flash_FS",
  42                 .offset         = MTDPART_OFS_NXTBLK,
  43                 .size           = MTDPART_SIZ_FULL,
  44         }
  45 };
  46
  47 static struct physmap_flash_data flash_data = {
  48         .parts                  = rsk_partitions,
  49         .nr_parts               = ARRAY_SIZE(rsk_partitions),
  50         .width                  = 2,
  51 };
  52
  53 static struct resource flash_resource = {
  54         .start          = 0x20000000,
  55         .end            = 0x20400000,
  56         .flags          = IORESOURCE_MEM,
  57 };
  58
  59 static struct platform_device flash_device = {
  60         .name           = "physmap-flash",
  61         .id             = -1,
  62         .resource       = &flash_resource,
  63         .num_resources  = 1,
  64         .dev            = {
  65                 .platform_data = &flash_data,
  66         },
  67 };
  68
  69 static struct platform_device *rsk_devices[] __initdata = {
  70         &flash_device,
  71 };
  72
  73 static int __init rsk_devices_setup(void)
  74 {
  75         regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
  76
  77         return platform_add_devices(rsk_devices,
  78                                     ARRAY_SIZE(rsk_devices));
  79 }
  80 device_initcall(rsk_devices_setup);
  81
  82 /*
  83  * The Machine Vector
  84  */
  85 static struct sh_machine_vector mv_rsk __initmv = {
  86         .mv_name        = "RSK+",
  87 };