target/linux/ar71xx/files/arch/mips/ath79/mach-mr12.c

   1 /*
   2  *  Cisco Meraki MR12 board support
   3  *
   4  *  Copyright (C) 2014-2015 Chris Blake <chrisrblake93@gmail.com>
   5  *
   6  *  Based on Atheros AP96 board support configuration
   7  *
   8  *  Copyright (C) 2009 Marco Porsch
   9  *  Copyright (C) 2009-2012 Gabor Juhos <juhosg@openwrt.org>
  10  *  Copyright (C) 2010 Atheros Communications
  11  *
  12  *  This program is free software; you can redistribute it and/or modify it
  13  *  under the terms of the GNU General Public License version 2 as published
  14  *  by the Free Software Foundation.
  15  */
  16
  17 #include <linux/platform_device.h>
  18 #include <linux/delay.h>
  19
  20 #include <asm/mach-ath79/ath79.h>
  21
  22 #include "dev-ap9x-pci.h"
  23 #include "dev-eth.h"
  24 #include "dev-gpio-buttons.h"
  25 #include "dev-leds-gpio.h"
  26 #include "dev-m25p80.h"
  27 #include "machtypes.h"
  28
  29 #define MR12_GPIO_LED_W4_GREEN          14
  30 #define MR12_GPIO_LED_W3_GREEN          13
  31 #define MR12_GPIO_LED_W2_GREEN          12
  32 #define MR12_GPIO_LED_W1_GREEN          11
  33
  34 #define MR12_GPIO_LED_WAN               15
  35
  36 #define MR12_GPIO_LED_POWER_ORANGE              16
  37 #define MR12_GPIO_LED_POWER_GREEN               17
  38
  39 #define MR12_GPIO_BTN_RESET             8
  40 #define MR12_KEYS_POLL_INTERVAL         20      /* msecs */
  41 #define MR12_KEYS_DEBOUNCE_INTERVAL     (3 * MR12_KEYS_POLL_INTERVAL)
  42
  43 #define MR12_WAN_PHYMASK    BIT(4)
  44
  45 #define MR12_CALDATA0_OFFSET            0x21000
  46
  47 static struct gpio_led MR12_leds_gpio[] __initdata = {
  48         {
  49                 .name           = "mr12:green:wan",
  50                 .gpio           = MR12_GPIO_LED_WAN,
  51                 .active_low     = 1,
  52         }, {
  53                 .name           = "mr12:orange:power",
  54                 .gpio           = MR12_GPIO_LED_POWER_ORANGE,
  55                 .active_low     = 1,
  56         }, {
  57                 .name           = "mr12:green:power",
  58                 .gpio           = MR12_GPIO_LED_POWER_GREEN,
  59                 .active_low     = 1,
  60         }, {
  61                 .name           = "mr12:green:wifi4",
  62                 .gpio           = MR12_GPIO_LED_W4_GREEN,
  63                 .active_low     = 1,
  64         }, {
  65                 .name           = "mr12:green:wifi3",
  66                 .gpio           = MR12_GPIO_LED_W3_GREEN,
  67                 .active_low     = 1,
  68         }, {
  69                 .name           = "mr12:green:wifi2",
  70                 .gpio           = MR12_GPIO_LED_W2_GREEN,
  71                 .active_low     = 1,
  72         }, {
  73                 .name           = "mr12:green:wifi1",
  74                 .gpio           = MR12_GPIO_LED_W1_GREEN,
  75                 .active_low     = 1,
  76         }
  77 };
  78
  79 static struct gpio_keys_button MR12_gpio_keys[] __initdata = {
  80         {
  81                 .desc           = "reset",
  82                 .type           = EV_KEY,
  83                 .code           = KEY_RESTART,
  84                 .debounce_interval = MR12_KEYS_DEBOUNCE_INTERVAL,
  85                 .gpio           = MR12_GPIO_BTN_RESET,
  86                 .active_low     = 1,
  87         }
  88 };
  89
  90 static void __init MR12_setup(void)
  91 {
  92         u8 *mac = (u8 *) KSEG1ADDR(0xbffd0000);
  93         u8 wlan_mac[ETH_ALEN];
  94
  95         ath79_register_mdio(0,0x0);
  96
  97         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
  98         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
  99         ath79_eth0_data.phy_mask = MR12_WAN_PHYMASK;
 100         ath79_register_eth(0);
 101
 102         ath79_register_m25p80(NULL);
 103
 104         ath79_register_leds_gpio(-1, ARRAY_SIZE(MR12_leds_gpio),
 105                                         MR12_leds_gpio);
 106         ath79_register_gpio_keys_polled(-1, MR12_KEYS_POLL_INTERVAL,
 107                                         ARRAY_SIZE(MR12_gpio_keys),
 108                                         MR12_gpio_keys);
 109
 110         ath79_init_mac(wlan_mac, mac, 1);
 111         ap91_pci_init(mac + MR12_CALDATA0_OFFSET, wlan_mac);
 112 }
 113
 114 MIPS_MACHINE(ATH79_MACH_MR12, "MR12", "Meraki MR12", MR12_setup);