target/linux/ramips/files/arch/mips/ralink/rt305x/mach-dir-300-revb.c

   1 /*
   2  *  D-Link DIR-300 rev B board support
   3  *
   4  *  Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify it
   7  *  under the terms of the GNU General Public License version 2 as published
   8  *  by the Free Software Foundation.
   9  */
  10
  11 #include <linux/init.h>
  12 #include <linux/platform_device.h>
  13
  14 #include <asm/mach-ralink/machine.h>
  15 #include <asm/mach-ralink/dev-gpio-buttons.h>
  16 #include <asm/mach-ralink/dev-gpio-leds.h>
  17 #include <asm/mach-ralink/rt305x.h>
  18 #include <asm/mach-ralink/rt305x_regs.h>
  19
  20 #include "devices.h"
  21
  22 #define DIR_300B_GPIO_LED_STATUS_AMBER  8
  23 #define DIR_300B_GPIO_LED_STATUS_GREEN  9
  24 #define DIR_300B_GPIO_LED_WPS           13
  25 /*
  26  * NOTE: The wan led is also connected to the switch, both
  27  * switch and gpio must be active to make it light up
  28  */
  29 #define DIR_300B_GPIO_LED_WAN_GREEN     12
  30 #define DIR_300B_GPIO_LED_WAN_AMBER     14
  31
  32 /*
  33  * NOTE: the WPS led in DIR-620 consists of two antiparallel leds,
  34  * so they can't be lit simultaneously
  35  */
  36 #define DIR_620_GPIO_LED_WPS_AMBER      11
  37
  38 #define DIR_300B_GPIO_BUTTON_WPS        0       /* active low */
  39 #define DIR_300B_GPIO_BUTTON_RESET      10      /* active low */
  40
  41 #define DIR_300B_KEYS_POLL_INTERVAL     20
  42 #define DIR_300B_KEYS_DEBOUNCE_INTERVAL (3 * DIR_300B_KEYS_POLL_INTERVAL)
  43
  44 static struct gpio_led dir_300b_leds_gpio[] __initdata = {
  45         {
  46                 .name           = "d-link:amber:status",
  47                 .gpio           = DIR_300B_GPIO_LED_STATUS_AMBER,
  48                 .active_low     = 1,
  49         }, {
  50                 .name           = "d-link:green:status",
  51                 .gpio           = DIR_300B_GPIO_LED_STATUS_GREEN,
  52                 .active_low     = 1,
  53         }, {
  54                 .name           = "d-link:amber:wan",
  55                 .gpio           = DIR_300B_GPIO_LED_WAN_AMBER,
  56                 .active_low     = 1,
  57         }, {
  58                 .name           = "d-link:green:wan",
  59                 .gpio           = DIR_300B_GPIO_LED_WAN_GREEN,
  60                 .active_low     = 1,
  61         }, {
  62                 .name           = "d-link:blue:wps",
  63                 .gpio           = DIR_300B_GPIO_LED_WPS,
  64                 .active_low     = 1,
  65         }
  66 };
  67
  68 static struct gpio_keys_button dir_300b_gpio_buttons[] __initdata = {
  69         {
  70                 .desc           = "reset",
  71                 .type           = EV_KEY,
  72                 .code           = KEY_RESTART,
  73                 .debounce_interval = DIR_300B_KEYS_DEBOUNCE_INTERVAL,
  74                 .gpio           = DIR_300B_GPIO_BUTTON_RESET,
  75                 .active_low     = 1,
  76         }, {
  77                 .desc           = "wps",
  78                 .type           = EV_KEY,
  79                 .code           = KEY_WPS_BUTTON,
  80                 .debounce_interval = DIR_300B_KEYS_DEBOUNCE_INTERVAL,
  81                 .gpio           = DIR_300B_GPIO_BUTTON_WPS,
  82                 .active_low     = 1,
  83         }
  84 };
  85
  86 static struct gpio_led dir_620_leds_gpio[] __initdata = {
  87         {
  88                 .name           = "d-link:amber:status",
  89                 .gpio           = DIR_300B_GPIO_LED_STATUS_AMBER,
  90                 .active_low     = 1,
  91         }, {
  92                 .name           = "d-link:green:status",
  93                 .gpio           = DIR_300B_GPIO_LED_STATUS_GREEN,
  94                 .active_low     = 1,
  95         }, {
  96                 .name           = "d-link:amber:wan",
  97                 .gpio           = DIR_300B_GPIO_LED_WAN_AMBER,
  98                 .active_low     = 1,
  99         }, {
 100                 .name           = "d-link:green:wan",
 101                 .gpio           = DIR_300B_GPIO_LED_WAN_GREEN,
 102                 .active_low     = 1,
 103         }, {
 104                 .name           = "d-link:blue:wps",
 105                 .gpio           = DIR_300B_GPIO_LED_WPS,
 106         }, {
 107                 .name           = "d-link:amber:wps",
 108                 .gpio           = DIR_620_GPIO_LED_WPS_AMBER,
 109         }
 110 };
 111
 112 static void __init dir_common_init(void)
 113 {
 114         rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
 115
 116         rt305x_register_flash(0);
 117
 118         rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_LLLLW;
 119         rt305x_register_ethernet();
 120         ramips_register_gpio_buttons(-1, DIR_300B_KEYS_POLL_INTERVAL,
 121                                      ARRAY_SIZE(dir_300b_gpio_buttons),
 122                                      dir_300b_gpio_buttons);
 123         rt305x_register_wifi();
 124         rt305x_register_wdt();
 125 }
 126
 127 static void __init dir_300b_init(void)
 128 {
 129         dir_common_init();
 130         ramips_register_gpio_leds(-1, ARRAY_SIZE(dir_300b_leds_gpio),
 131                                   dir_300b_leds_gpio);
 132 }
 133
 134 static void __init dir_620a1_init(void)
 135 {
 136         dir_common_init();
 137         ramips_register_gpio_leds(-1, ARRAY_SIZE(dir_620_leds_gpio),
 138                                   dir_620_leds_gpio);
 139         rt305x_register_usb();
 140 }
 141
 142 MIPS_MACHINE(RAMIPS_MACH_DIR_300_B1, "DIR-300-B1", "D-Link DIR-300 B1",
 143              dir_300b_init);
 144
 145 MIPS_MACHINE(RAMIPS_MACH_DIR_600_B1, "DIR-600-B1", "D-Link DIR-600 B1",
 146              dir_300b_init);
 147
 148 MIPS_MACHINE(RAMIPS_MACH_DIR_600_B2, "DIR-600-B2", "D-Link DIR-600 B2",
 149              dir_300b_init);
 150
 151 MIPS_MACHINE(RAMIPS_MACH_DIR_615_D, "DIR-615-D", "D-Link DIR-615 D",
 152              dir_300b_init);
 153
 154 MIPS_MACHINE(RAMIPS_MACH_DIR_620_A1, "DIR-620-A1", "D-Link DIR-620 A1",
 155              dir_620a1_init);