release/src-rt-6.x.4708/linux/linux-2.6.36/arch/sh/boards/board-espt.c

   1 /*
   2  * Data Technology Inc. ESPT-GIGA board suport
   3  *
   4  * Copyright (C) 2008, 2009 Renesas Solutions Corp.
   5  * Copyright (C) 2008, 2009 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
   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/platform_device.h>
  13 #include <linux/interrupt.h>
  14 #include <linux/mtd/physmap.h>
  15 #include <linux/io.h>
  16 #include <asm/machvec.h>
  17 #include <asm/sizes.h>
  18 #include <asm/sh_eth.h>
  19
  20 /* NOR Flash */
  21 static struct mtd_partition espt_nor_flash_partitions[] = {
  22         {
  23                 .name = "U-Boot",
  24                 .offset = 0,
  25                 .size = (2 * SZ_128K),
  26                 .mask_flags = MTD_WRITEABLE,    /* Read-only */
  27         }, {
  28                 .name = "Linux-Kernel",
  29                 .offset = MTDPART_OFS_APPEND,
  30                 .size = (20 * SZ_128K),
  31         }, {
  32                 .name = "Root Filesystem",
  33                 .offset = MTDPART_OFS_APPEND,
  34                 .size = MTDPART_SIZ_FULL,
  35         },
  36 };
  37
  38 static struct physmap_flash_data espt_nor_flash_data = {
  39         .width = 2,
  40         .parts = espt_nor_flash_partitions,
  41         .nr_parts = ARRAY_SIZE(espt_nor_flash_partitions),
  42 };
  43
  44 static struct resource espt_nor_flash_resources[] = {
  45         [0] = {
  46                 .name = "NOR Flash",
  47                 .start = 0,
  48                 .end = SZ_8M - 1,
  49                 .flags = IORESOURCE_MEM,
  50         },
  51 };
  52
  53 static struct platform_device espt_nor_flash_device = {
  54         .name = "physmap-flash",
  55         .resource = espt_nor_flash_resources,
  56         .num_resources = ARRAY_SIZE(espt_nor_flash_resources),
  57         .dev = {
  58                 .platform_data = &espt_nor_flash_data,
  59         },
  60 };
  61
  62 /* SH-Ether */
  63 static struct resource sh_eth_resources[] = {
  64         {
  65                 .start  = 0xFEE00800,   /* use eth1 */
  66                 .end    = 0xFEE00F7C - 1,
  67                 .flags  = IORESOURCE_MEM,
  68         }, {
  69                 .start  = 57,   /* irq number */
  70                 .flags  = IORESOURCE_IRQ,
  71         },
  72 };
  73
  74 static struct sh_eth_plat_data sh7763_eth_pdata = {
  75         .phy = 0,
  76         .edmac_endian = EDMAC_LITTLE_ENDIAN,
  77 };
  78
  79 static struct platform_device espt_eth_device = {
  80         .name       = "sh-eth",
  81         .resource   = sh_eth_resources,
  82         .num_resources  = ARRAY_SIZE(sh_eth_resources),
  83         .dev        = {
  84                 .platform_data = &sh7763_eth_pdata,
  85         },
  86 };
  87
  88 static struct platform_device *espt_devices[] __initdata = {
  89         &espt_nor_flash_device,
  90         &espt_eth_device,
  91 };
  92
  93 static int __init espt_devices_setup(void)
  94 {
  95         return platform_add_devices(espt_devices,
  96                                     ARRAY_SIZE(espt_devices));
  97 }
  98 device_initcall(espt_devices_setup);
  99
 100 static struct sh_machine_vector mv_espt __initmv = {
 101         .mv_name = "ESPT-GIGA",
 102 };