target/linux/ramips/files-3.7/arch/mips/ralink/rt305x/mach-dir-615-h1.c

   1 /*
   2  *  D-Link DIR-615 H1
   3  *
   4  *  Copyright (C) 2012 Mikko Hissa <mikko.hissa@uta.fi>
   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 #include <linux/spi/spi.h>
  14 #include <linux/spi/flash.h>
  15 #include <linux/mtd/mtd.h>
  16 #include <linux/mtd/partitions.h>
  17 #include <linux/mtd/physmap.h>
  18
  19 #include <asm/mach-ralink/machine.h>
  20 #include <asm/mach-ralink/dev-gpio-buttons.h>
  21 #include <asm/mach-ralink/dev-gpio-leds.h>
  22 #include <asm/mach-ralink/rt305x.h>
  23 #include <asm/mach-ralink/rt305x_regs.h>
  24
  25 #include "devices.h"
  26
  27 #define DIR_615_H1_GPIO_LED_WAN_AMBER   12 /* active low */
  28 #define DIR_615_H1_GPIO_LED_WAN_GREEN   13 /* active low */
  29 #define DIR_615_H1_GPIO_LED_WPS_BLUE    14 /* active low */
  30
  31 #define DIR_615_H1_GPIO_LED_STATUS_AMBER 7
  32 #define DIR_615_H1_GPIO_LED_STATUS_GREEN 9
  33
  34 #define DIR_615_H1_GPIO_BUTTON_RESET    10 /* active low */
  35 #define DIR_615_H1_GPIO_BUTTON_WPS      0  /* active low */
  36
  37 #define DIR_615_H1_KEYS_POLL_INTERVAL   20
  38 #define DIR_615_H1_KEYS_DEBOUNCE_INTERVAL (3 * DIR_615_H1_KEYS_POLL_INTERVAL)
  39
  40 static struct gpio_led dir_615_h1_leds_gpio[] __initdata = {
  41         {
  42                 .name           = "d-link:amber:status",
  43                 .gpio           = DIR_615_H1_GPIO_LED_STATUS_AMBER,
  44         }, {
  45                 .name           = "d-link:green:status",
  46                 .gpio           = DIR_615_H1_GPIO_LED_STATUS_GREEN,
  47         }, {
  48                 .name           = "d-link:amber:wan",
  49                 .gpio           = DIR_615_H1_GPIO_LED_WAN_AMBER,
  50                 .active_low     = 1,
  51         }, {
  52                 .name           = "d-link:green:wan",
  53                 .gpio           = DIR_615_H1_GPIO_LED_WAN_GREEN,
  54                 .active_low     = 1,
  55         }, {
  56                 .name           = "d-link:blue:wps",
  57                 .gpio           = DIR_615_H1_GPIO_LED_WPS_BLUE,
  58                 .active_low     = 1,
  59         }
  60 };
  61
  62 static struct gpio_keys_button dir_615_h1_gpio_buttons[] __initdata = {
  63         {
  64                 .desc           = "reset",
  65                 .type           = EV_KEY,
  66                 .code           = KEY_RESTART,
  67                 .debounce_interval = DIR_615_H1_KEYS_DEBOUNCE_INTERVAL,
  68                 .gpio           = DIR_615_H1_GPIO_BUTTON_RESET,
  69                 .active_low     = 1,
  70         }, {
  71                 .desc           = "wps",
  72                 .type           = EV_KEY,
  73                 .code           = KEY_WPS_BUTTON,
  74                 .debounce_interval = DIR_615_H1_KEYS_DEBOUNCE_INTERVAL,
  75                 .gpio           = DIR_615_H1_GPIO_BUTTON_WPS,
  76                 .active_low     = 1,
  77         }
  78 };
  79
  80 const struct flash_platform_data dir615h1_flash = {
  81         .type           = "mx25l3205d",
  82 };
  83
  84 struct spi_board_info dir615h1_spi_slave_info[] __initdata = {
  85         {
  86                 .modalias       = "m25p80",
  87                 .platform_data  = &dir615h1_flash,
  88                 .irq            = -1,
  89                 .max_speed_hz   = 10000000,
  90                 .bus_num        = 0,
  91                 .chip_select    = 0,
  92         },
  93 };
  94
  95 static void __init dir615h1_init(void)
  96 {
  97         rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
  98         rt305x_register_spi(dir615h1_spi_slave_info,
  99                             ARRAY_SIZE(dir615h1_spi_slave_info));
 100         rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_LLLLW;
 101         rt305x_register_ethernet();
 102         ramips_register_gpio_leds(-1, ARRAY_SIZE(dir_615_h1_leds_gpio),
 103                                   dir_615_h1_leds_gpio);
 104         ramips_register_gpio_buttons(-1, DIR_615_H1_KEYS_POLL_INTERVAL,
 105                                      ARRAY_SIZE(dir_615_h1_gpio_buttons),
 106                                      dir_615_h1_gpio_buttons);
 107         rt305x_register_wifi();
 108         rt305x_register_wdt();
 109 }
 110
 111 MIPS_MACHINE(RAMIPS_MACH_DIR_615_H1, "DIR-615-H1", "D-Link DIR-615 H1",
 112              dir615h1_init);