kernel/arch/sh/boards/board-espt.c

   1 /*
   2  * Data Technology Inc. ESPT-GIGA board support
   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 <linux/sh_eth.h>
  17 #include <linux/sh_intc.h>
  18 #include <asm/machvec.h>
  19 #include <asm/sizes.h>
  20
  21 /* NOR Flash */
  22 static struct mtd_partition espt_nor_flash_partitions[] = {
  23         {
  24                 .name = "U-Boot",
  25                 .offset = 0,
  26                 .size = (2 * SZ_128K),
  27                 .mask_flags = MTD_WRITEABLE,    /* Read-only */
  28         }, {
  29                 .name = "Linux-Kernel",
  30                 .offset = MTDPART_OFS_APPEND,
  31                 .size = (20 * SZ_128K),
  32         }, {
  33                 .name = "Root Filesystem",
  34                 .offset = MTDPART_OFS_APPEND,
  35                 .size = MTDPART_SIZ_FULL,
  36         },
  37 };
  38
  39 static struct physmap_flash_data espt_nor_flash_data = {
  40         .width = 2,
  41         .parts = espt_nor_flash_partitions,
  42         .nr_parts = ARRAY_SIZE(espt_nor_flash_partitions),
  43 };
  44
  45 static struct resource espt_nor_flash_resources[] = {
  46         [0] = {
  47                 .name = "NOR Flash",
  48                 .start = 0,
  49                 .end = SZ_8M - 1,
  50                 .flags = IORESOURCE_MEM,
  51         },
  52 };
  53
  54 static struct platform_device espt_nor_flash_device = {
  55         .name = "physmap-flash",
  56         .resource = espt_nor_flash_resources,
  57         .num_resources = ARRAY_SIZE(espt_nor_flash_resources),
  58         .dev = {
  59                 .platform_data = &espt_nor_flash_data,
  60         },
  61 };
  62
  63 /* SH-Ether */
  64 static struct resource sh_eth_resources[] = {
  65         {
  66                 .start  = 0xFEE00800,   /* use eth1 */
  67                 .end    = 0xFEE00F7C - 1,
  68                 .flags  = IORESOURCE_MEM,
  69         }, {
  70                 .start  = 0xFEE01800,   /* TSU */
  71                 .end    = 0xFEE01FFF,
  72                 .flags  = IORESOURCE_MEM,
  73         }, {
  74
  75                 .start  = evt2irq(0x920),   /* irq number */
  76                 .flags  = IORESOURCE_IRQ,
  77         },
  78 };
  79
  80 static struct sh_eth_plat_data sh7763_eth_pdata = {
  81         .phy = 0,
  82         .edmac_endian = EDMAC_LITTLE_ENDIAN,
  83         .phy_interface = PHY_INTERFACE_MODE_MII,
  84 };
  85
  86 static struct platform_device espt_eth_device = {
  87         .name       = "sh7763-gether",
  88         .resource   = sh_eth_resources,
  89         .num_resources  = ARRAY_SIZE(sh_eth_resources),
  90         .dev        = {
  91                 .platform_data = &sh7763_eth_pdata,
  92         },
  93 };
  94
  95 static struct platform_device *espt_devices[] __initdata = {
  96         &espt_nor_flash_device,
  97         &espt_eth_device,
  98 };
  99
 100 static int __init espt_devices_setup(void)
 101 {
 102         return platform_add_devices(espt_devices,
 103                                     ARRAY_SIZE(espt_devices));
 104 }
 105 device_initcall(espt_devices_setup);
 106
 107 static struct sh_machine_vector mv_espt __initmv = {
 108         .mv_name = "ESPT-GIGA",
 109 };