target/linux/ramips/files/arch/mips/ralink/rt305x/mach-wr512-3gn.c

   1 /*
   2  *  Unbranded router from DX board support
   3  *  Also known as *WR512*-3GN by local vendors
   4  *  e.g. WS-WR512N1, Sin Hon SH-WR512NU, and etc
   5  *  (http://www.dealextreme.com/p/portable-wireless-n-3g-router-cdma2000-evdo-td-scdma-hspa-wcdma-45639)
   6  *  This router is also known to be rebranded and sold by a number of local
   7  *  vendors in several countries.
   8  *
   9  *  Copyright (C) 2011 Andrew Andrianov <necromant@necromant.ath.cx>
  10  *  Based on MOFI3500-3N code by
  11  *  Copyright (C) 2011 Layne Edwards <ledwards76@gmail.com>
  12  *
  13  *
  14  *  This program is free software; you can redistribute it and/or modify it
  15  *  under the terms of the GNU General Public License version 2 as published
  16  *  by the Free Software Foundation.
  17  */
  18
  19 #include <linux/init.h>
  20 #include <linux/platform_device.h>
  21 #include <linux/mtd/mtd.h>
  22 #include <linux/mtd/partitions.h>
  23 #include <linux/mtd/physmap.h>
  24
  25 #include <asm/mach-ralink/machine.h>
  26 #include <asm/mach-ralink/dev-gpio-buttons.h>
  27 #include <asm/mach-ralink/dev-gpio-leds.h>
  28 #include <asm/mach-ralink/rt305x.h>
  29 #include <asm/mach-ralink/rt305x_regs.h>
  30
  31 #include "devices.h"
  32
  33
  34 #define WR512_3GN_GPIO_LED_3G           9
  35 #define WR512_3GN_GPIO_LED_GATEWAY      11
  36 #define WR512_3GN_GPIO_LED_AP           12
  37 #define WR512_3GN_GPIO_LED_STATION      13
  38 #define WR512_3GN_GPIO_LED_WPS          14
  39
  40 #define WR512_3GN_GPIO_BUTTON_RESET     10
  41 #define WR512_3GN_GPIO_BUTTON_CONNECT   7
  42 #define WR512_3GN_GPIO_BUTTON_WPS       0
  43 #define WR512_3GN_GPIO_BUTTON_WPS2      8
  44
  45 #define WR512_3GN_KEYS_POLL_INTERVAL    20
  46 #define WR512_3GN_KEYS_DEBOUNCE_INTERVAL (3 * WR512_3GN_KEYS_POLL_INTERVAL)
  47
  48 static struct mtd_partition wr512_3gn_partitions[] = {
  49         {
  50                 .name   = "u-boot",
  51                 .offset = 0,
  52                 .size   = 0x030000,
  53                 .mask_flags = MTD_WRITEABLE,
  54         }, {
  55                 .name   = "devdata",
  56                 .offset = 0x030000,
  57                 .size   = 0x010000,
  58                 .mask_flags = MTD_WRITEABLE,
  59         }, {
  60                 .name   = "devconf",
  61                 .offset = 0x040000,
  62                 .size   = 0x010000,
  63                 .mask_flags = MTD_WRITEABLE,
  64         }, {
  65                 .name   = "kernel",
  66                 .offset = 0x050000,
  67                 .size   = 0x0d0000,
  68         }, {
  69                 .name   = "rootfs",
  70                 .offset = 0x120000,
  71                 .size   = 0x2e0000,
  72         }, {
  73                 .name   = "firmware",
  74                 .offset = 0x050000,
  75                 .size   = 0x3b0000,
  76         }
  77 };
  78
  79 static struct physmap_flash_data wr512_3gn_flash_data = {
  80         .nr_parts       = ARRAY_SIZE(wr512_3gn_partitions),
  81         .parts          = wr512_3gn_partitions,
  82 };
  83
  84 static struct gpio_led wr512_3gn_leds_gpio[] __initdata = {
  85         {
  86                 .name           = "wr512:green:3g",
  87                 .gpio           = WR512_3GN_GPIO_LED_3G,
  88                 .active_low     = 1,
  89         }, {
  90                 .name           = "wr512:green:gateway",
  91                 .gpio           = WR512_3GN_GPIO_LED_GATEWAY,
  92                 .active_low     = 1,
  93         }, {
  94                 .name           = "wr512:green:ap",
  95                 .gpio           = WR512_3GN_GPIO_LED_AP,
  96                 .active_low     = 1,
  97         }, {
  98                 .name           = "wr512:green:wps",
  99                 .gpio           = WR512_3GN_GPIO_LED_WPS,
 100                 .active_low     = 1,
 101         }, {
 102                 .name           = "wr512:green:station",
 103                 .gpio           = WR512_3GN_GPIO_LED_STATION,
 104                 .active_low     = 1,
 105         }
 106 };
 107
 108 static struct gpio_keys_button wr512_3gn_gpio_buttons[] __initdata = {
 109         {
 110                 .desc           = "reset_wps",
 111                 .type           = EV_KEY,
 112                 .code           = KEY_RESTART,
 113                 .debounce_interval = WR512_3GN_KEYS_DEBOUNCE_INTERVAL,
 114                 .gpio           = WR512_3GN_GPIO_BUTTON_RESET,
 115                 .active_low     = 1,
 116         }, {
 117                 .desc           = "mode",
 118                 .type           = EV_KEY,
 119                 .code           = KEY_M,
 120                 .debounce_interval = WR512_3GN_KEYS_DEBOUNCE_INTERVAL,
 121                 .gpio           = WR512_3GN_GPIO_BUTTON_CONNECT,
 122                 .active_low     = 1,
 123         }
 124 };
 125
 126 #define WR512_3GN_GPIO_MODE \
 127         ((RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT) | \
 128          RT305X_GPIO_MODE_MDIO)
 129
 130 static void __init wr512_3gn_init(void)
 131 {
 132         rt305x_gpio_init(WR512_3GN_GPIO_MODE);
 133
 134         rt305x_register_flash(0, &wr512_3gn_flash_data);
 135         rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_LLLLW;
 136         rt305x_register_ethernet();
 137         ramips_register_gpio_leds(-1, ARRAY_SIZE(wr512_3gn_leds_gpio),
 138                                   wr512_3gn_leds_gpio);
 139         ramips_register_gpio_buttons(-1, WR512_3GN_KEYS_POLL_INTERVAL,
 140                                      ARRAY_SIZE(wr512_3gn_gpio_buttons),
 141                                      wr512_3gn_gpio_buttons);
 142         rt305x_register_wifi();
 143         rt305x_register_wdt();
 144         rt305x_register_usb();
 145 }
 146
 147 MIPS_MACHINE(RAMIPS_MACH_WR512_3GN, "WR512-3GN", "WR512-3GN-like router",
 148               wr512_3gn_init);