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_STATUS      1
  25 #define TEW_632BRP_GPIO_LED_WPS         3
  26 #define TEW_632BRP_GPIO_LED_WLAN        6
  27 #define TEW_632BRP_GPIO_BTN_RESET       21
  28
  29 #define TEW_632BRP_BUTTONS_POLL_INTERVAL        20
  30
  31 #ifdef CONFIG_MTD_PARTITIONS
  32 static struct mtd_partition tew_632brp_partitions[] = {
  33         {
  34                 .name           = "u-boot",
  35                 .offset         = 0,
  36                 .size           = 0x020000,
  37                 .mask_flags     = MTD_WRITEABLE,
  38         } , {
  39                 .name           = "config",
  40                 .offset         = 0x020000,
  41                 .size           = 0x010000,
  42         } , {
  43                 .name           = "kernel",
  44                 .offset         = 0x030000,
  45                 .size           = 0x0c0000,
  46         } , {
  47                 .name           = "rootfs",
  48                 .offset         = 0x0f0000,
  49                 .size           = 0x2f0000,
  50         } , {
  51                 .name           = "art",
  52                 .offset         = 0x3e0000,
  53                 .size           = 0x020000,
  54                 .mask_flags     = MTD_WRITEABLE,
  55         } , {
  56                 .name           = "firmware",
  57                 .offset         = 0x030000,
  58                 .size           = 0x3b0000,
  59         }
  60 };
  61 #endif /* CONFIG_MTD_PARTITIONS */
  62
  63 static struct flash_platform_data tew_632brp_flash_data = {
  64 #ifdef CONFIG_MTD_PARTITIONS
  65         .parts          = tew_632brp_partitions,
  66         .nr_parts       = ARRAY_SIZE(tew_632brp_partitions),
  67 #endif
  68 };
  69
  70 static struct spi_board_info tew_632brp_spi_info[] = {
  71         {
  72                 .bus_num        = 0,
  73                 .chip_select    = 0,
  74                 .max_speed_hz   = 25000000,
  75                 .modalias       = "m25p80",
  76                 .platform_data  = &tew_632brp_flash_data,
  77         }
  78 };
  79
  80 static struct gpio_led tew_632brp_leds_gpio[] __initdata = {
  81         {
  82                 .name           = "tew-632brp:green:status",
  83                 .gpio           = TEW_632BRP_GPIO_LED_STATUS,
  84                 .active_low     = 1,
  85         }, {
  86                 .name           = "tew-632brp:blue:wps",
  87                 .gpio           = TEW_632BRP_GPIO_LED_WPS,
  88                 .active_low     = 1,
  89         }, {
  90                 .name           = "tew-632brp:green:wlan",
  91                 .gpio           = TEW_632BRP_GPIO_LED_WLAN,
  92                 .active_low     = 1,
  93         }
  94 };
  95
  96 static struct gpio_button tew_632brp_gpio_buttons[] __initdata = {
  97         {
  98                 .desc           = "reset",
  99                 .type           = EV_KEY,
 100                 .code           = BTN_0,
 101                 .threshold      = 5,
 102                 .gpio           = TEW_632BRP_GPIO_BTN_RESET,
 103         }
 104 };
 105
 106 static void __init tew_632brp_setup(void)
 107 {
 108         ar71xx_add_device_mdio(0xfffffffe);
 109
 110         ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 111         ar71xx_eth0_data.phy_mask = 0x0;
 112         ar71xx_eth0_data.speed = SPEED_100;
 113         ar71xx_eth0_data.duplex = DUPLEX_FULL;
 114
 115         ar71xx_add_device_eth(0);
 116
 117         ar71xx_add_device_spi(NULL, tew_632brp_spi_info,
 118                                         ARRAY_SIZE(tew_632brp_spi_info));
 119
 120         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(tew_632brp_leds_gpio),
 121                                         tew_632brp_leds_gpio);
 122
 123         ar71xx_add_device_gpio_buttons(-1, TEW_632BRP_BUTTONS_POLL_INTERVAL,
 124                                         ARRAY_SIZE(tew_632brp_gpio_buttons),
 125                                         tew_632brp_gpio_buttons);
 126 }
 127
 128 MIPS_MACHINE(AR71XX_MACH_TEW_632BRP, "TRENDnet TEW-632BRP", tew_632brp_setup);