arch/sh/boards/board-espt.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Data Technology Inc. ESPT-GIGA board support
   4  *
   5  * Copyright (C) 2008, 2009 Renesas Solutions Corp.
   6  * Copyright (C) 2008, 2009 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
   7  */
   8 #include <linux/init.h>
   9 #include <linux/platform_device.h>
  10 #include <linux/interrupt.h>
  11 #include <linux/mtd/physmap.h>
  12 #include <linux/io.h>
  13 #include <linux/sh_eth.h>
  14 #include <linux/sh_intc.h>
  15 #include <asm/machvec.h>
  16 #include <linux/sizes.h>
  17
  18 /* NOR Flash */
  19 static struct mtd_partition espt_nor_flash_partitions[] = {
  20         {
  21                 .name = "U-Boot",
  22                 .offset = 0,
  23                 .size = (2 * SZ_128K),
  24                 .mask_flags = MTD_WRITEABLE,    /* Read-only */
  25         }, {
  26                 .name = "Linux-Kernel",
  27                 .offset = MTDPART_OFS_APPEND,
  28                 .size = (20 * SZ_128K),
  29         }, {
  30                 .name = "Root Filesystem",
  31                 .offset = MTDPART_OFS_APPEND,
  32                 .size = MTDPART_SIZ_FULL,
  33         },
  34 };
  35
  36 static struct physmap_flash_data espt_nor_flash_data = {
  37         .width = 2,
  38         .parts = espt_nor_flash_partitions,
  39         .nr_parts = ARRAY_SIZE(espt_nor_flash_partitions),
  40 };
  41
  42 static struct resource espt_nor_flash_resources[] = {
  43         [0] = {
  44                 .name = "NOR Flash",
  45                 .start = 0,
  46                 .end = SZ_8M - 1,
  47                 .flags = IORESOURCE_MEM,
  48         },
  49 };
  50
  51 static struct platform_device espt_nor_flash_device = {
  52         .name = "physmap-flash",
  53         .resource = espt_nor_flash_resources,
  54         .num_resources = ARRAY_SIZE(espt_nor_flash_resources),
  55         .dev = {
  56                 .platform_data = &espt_nor_flash_data,
  57         },
  58 };
  59
  60 /* SH-Ether */
  61 static struct resource sh_eth_resources[] = {
  62         {
  63                 .start  = 0xFEE00800,   /* use eth1 */
  64                 .end    = 0xFEE00F7C - 1,
  65                 .flags  = IORESOURCE_MEM,
  66         }, {
  67                 .start  = 0xFEE01800,   /* TSU */
  68                 .end    = 0xFEE01FFF,
  69                 .flags  = IORESOURCE_MEM,
  70         }, {
  71
  72                 .start  = evt2irq(0x920),   /* irq number */
  73                 .flags  = IORESOURCE_IRQ,
  74         },
  75 };
  76
  77 static struct sh_eth_plat_data sh7763_eth_pdata = {
  78         .phy = 0,
  79         .phy_interface = PHY_INTERFACE_MODE_MII,
  80 };
  81
  82 static struct platform_device espt_eth_device = {
  83         .name       = "sh7763-gether",
  84         .resource   = sh_eth_resources,
  85         .num_resources  = ARRAY_SIZE(sh_eth_resources),
  86         .dev        = {
  87                 .platform_data = &sh7763_eth_pdata,
  88         },
  89 };
  90
  91 static struct platform_device *espt_devices[] __initdata = {
  92         &espt_nor_flash_device,
  93         &espt_eth_device,
  94 };
  95
  96 static int __init espt_devices_setup(void)
  97 {
  98         return platform_add_devices(espt_devices,
  99                                     ARRAY_SIZE(espt_devices));
 100 }
 101 device_initcall(espt_devices_setup);
 102
 103 static struct sh_machine_vector mv_espt __initmv = {
 104         .mv_name = "ESPT-GIGA",
 105 };