target/linux/ar71xx/files/arch/mips/ar71xx/mach-tew-632brp.c

   1 /*
   2  *  TrendNET TEW-632BRP board support
   3  *
   4  *  Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
   5  *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
   6  *
   7  *  This program is free software; you can redistribute it and/or modify it
   8  *  under the terms of the GNU General Public License version 2 as published
   9  *  by the Free Software Foundation.
  10  */
  11
  12 #include <linux/platform_device.h>
  13 #include <linux/mtd/mtd.h>
  14 #include <linux/mtd/partitions.h>
  15 #include <linux/spi/spi.h>
  16 #include <linux/spi/flash.h>
  17 #include <linux/input.h>
  18
  19 #include <asm/mips_machine.h>
  20
  21 #include <asm/mach-ar71xx/ar71xx.h>
  22 #include <asm/mach-ar71xx/platform.h>
  23
  24 #define TEW_632BRP_GPIO_LED_WPS         3
  25 #define TEW_632BRP_GPIO_LED_WLAN        6
  26 #define TEW_632BRP_GPIO_BTN_RESET       21
  27
  28 #define TEW_632BRP_BUTTONS_POLL_INTERVAL        20
  29
  30 #ifdef CONFIG_MTD_PARTITIONS
  31 static struct mtd_partition tew_632brp_partitions[] = {
  32         {
  33                 .name           = "u-boot",
  34                 .offset         = 0,
  35                 .size           = 0x020000,
  36                 .mask_flags     = MTD_WRITEABLE,
  37         } , {
  38                 .name           = "config",
  39                 .offset         = 0x020000,
  40                 .size           = 0x010000,
  41         } , {
  42                 .name           = "kernel",
  43                 .offset         = 0x030000,
  44                 .size           = 0x0c0000,
  45         } , {
  46                 .name           = "rootfs",
  47                 .offset         = 0x0f0000,
  48                 .size           = 0x2f0000,
  49         } , {
  50                 .name           = "art",
  51                 .offset         = 0x3e0000,
  52                 .size           = 0x020000,
  53                 .mask_flags     = MTD_WRITEABLE,
  54         } , {
  55                 .name           = "firmware",
  56                 .offset         = 0x030000,
  57                 .size           = 0x3b0000,
  58         }
  59 };
  60 #endif /* CONFIG_MTD_PARTITIONS */
  61
  62 static struct flash_platform_data tew_632brp_flash_data = {
  63 #ifdef CONFIG_MTD_PARTITIONS
  64         .parts          = tew_632brp_partitions,
  65         .nr_parts       = ARRAY_SIZE(tew_632brp_partitions),
  66 #endif
  67 };
  68
  69 static struct spi_board_info tew_632brp_spi_info[] = {
  70         {
  71                 .bus_num        = 0,
  72                 .chip_select    = 0,
  73                 .max_speed_hz   = 25000000,
  74                 .modalias       = "m25p80",
  75                 .platform_data  = &tew_632brp_flash_data,
  76         }
  77 };
  78
  79 static struct gpio_led tew_632brp_leds_gpio[] __initdata = {
  80         {
  81                 .name           = "tew-632brp:blue:wps",
  82                 .gpio           = TEW_632BRP_GPIO_LED_WPS,
  83                 .active_low     = 1,
  84         }, {
  85                 .name           = "tew-632brp:green:wlan",
  86                 .gpio           = TEW_632BRP_GPIO_LED_WLAN,
  87                 .active_low     = 1,
  88         }
  89 };
  90
  91 static struct gpio_button tew_632brp_gpio_buttons[] __initdata = {
  92         {
  93                 .desc           = "reset",
  94                 .type           = EV_KEY,
  95                 .code           = BTN_0,
  96                 .threshold      = 5,
  97                 .gpio           = TEW_632BRP_GPIO_BTN_RESET,
  98         }
  99 };
 100
 101 static void __init tew_632brp_setup(void)
 102 {
 103         ar71xx_add_device_mdio(0xfffffffe);
 104
 105         ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 106         ar71xx_eth0_data.phy_mask = 0x0;
 107         ar71xx_eth0_data.speed = SPEED_100;
 108         ar71xx_eth0_data.duplex = DUPLEX_FULL;
 109
 110         ar71xx_add_device_eth(0);
 111
 112         ar71xx_add_device_spi(NULL, tew_632brp_spi_info,
 113                                         ARRAY_SIZE(tew_632brp_spi_info));
 114
 115         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(tew_632brp_leds_gpio),
 116                                         tew_632brp_leds_gpio);
 117
 118         ar71xx_add_device_gpio_buttons(-1, TEW_632BRP_BUTTONS_POLL_INTERVAL,
 119                                         ARRAY_SIZE(tew_632brp_gpio_buttons),
 120                                         tew_632brp_gpio_buttons);
 121 }
 122
 123 MIPS_MACHINE(AR71XX_MACH_TEW_632BRP, "TRENDnet TEW-632BRP", tew_632brp_setup);