target/linux/ar71xx/files/arch/mips/ath79/mach-mr16.c

   1 /*
   2  *  Cisco Meraki MR16 board support
   3  *
   4  *  Copyright (C) 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 MR16_GPIO_LED_W4_GREEN          3
  30 #define MR16_GPIO_LED_W3_GREEN          2
  31 #define MR16_GPIO_LED_W2_GREEN          1
  32 #define MR16_GPIO_LED_W1_GREEN          0
  33
  34 #define MR16_GPIO_LED_WAN               4
  35
  36 #define MR16_GPIO_LED_POWER_ORANGE              5
  37 #define MR16_GPIO_LED_POWER_GREEN               6
  38
  39 #define MR16_GPIO_BTN_RESET             7
  40 #define MR16_KEYS_POLL_INTERVAL         20      /* msecs */
  41 #define MR16_KEYS_DEBOUNCE_INTERVAL     (3 * MR16_KEYS_POLL_INTERVAL)
  42
  43 #define MR16_WAN_PHYMASK    BIT(0)
  44
  45 #define MR16_WMAC0_MAC_OFFSET           0x120c
  46 #define MR16_WMAC1_MAC_OFFSET           0x520c
  47 #define MR16_CALDATA0_OFFSET            0x1000
  48 #define MR16_CALDATA1_OFFSET            0x5000
  49
  50 static struct gpio_led MR16_leds_gpio[] __initdata = {
  51         {
  52                 .name           = "mr16:green:wan",
  53                 .gpio           = MR16_GPIO_LED_WAN,
  54                 .active_low     = 1,
  55         }, {
  56                 .name           = "mr16:orange:power",
  57                 .gpio           = MR16_GPIO_LED_POWER_ORANGE,
  58                 .active_low     = 1,
  59         }, {
  60                 .name           = "mr16:green:power",
  61                 .gpio           = MR16_GPIO_LED_POWER_GREEN,
  62                 .active_low     = 1,
  63         }, {
  64                 .name           = "mr16:green:wifi4",
  65                 .gpio           = MR16_GPIO_LED_W4_GREEN,
  66                 .active_low     = 1,
  67         }, {
  68                 .name           = "mr16:green:wifi3",
  69                 .gpio           = MR16_GPIO_LED_W3_GREEN,
  70                 .active_low     = 1,
  71         }, {
  72                 .name           = "mr16:green:wifi2",
  73                 .gpio           = MR16_GPIO_LED_W2_GREEN,
  74                 .active_low     = 1,
  75         }, {
  76                 .name           = "mr16:green:wifi1",
  77                 .gpio           = MR16_GPIO_LED_W1_GREEN,
  78                 .active_low     = 1,
  79         }
  80 };
  81
  82 static struct gpio_keys_button MR16_gpio_keys[] __initdata = {
  83         {
  84                 .desc           = "reset",
  85                 .type           = EV_KEY,
  86                 .code           = KEY_RESTART,
  87                 .debounce_interval = MR16_KEYS_DEBOUNCE_INTERVAL,
  88                 .gpio           = MR16_GPIO_BTN_RESET,
  89                 .active_low     = 1,
  90         }
  91 };
  92
  93 static void __init MR16_setup(void)
  94 {
  95         u8 *mac = (u8 *) KSEG1ADDR(0xbfff0000);
  96
  97         ath79_register_mdio(0,0x0);
  98
  99         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
 100         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 101         ath79_eth0_data.phy_mask = MR16_WAN_PHYMASK;
 102         ath79_register_eth(0);
 103
 104         ath79_register_m25p80(NULL);
 105
 106         ath79_register_leds_gpio(-1, ARRAY_SIZE(MR16_leds_gpio),
 107                                         MR16_leds_gpio);
 108         ath79_register_gpio_keys_polled(-1, MR16_KEYS_POLL_INTERVAL,
 109                                         ARRAY_SIZE(MR16_gpio_keys),
 110                                         MR16_gpio_keys);
 111
 112         ap94_pci_init(mac + MR16_CALDATA0_OFFSET,
 113                     mac + MR16_WMAC0_MAC_OFFSET,
 114                     mac + MR16_CALDATA1_OFFSET,
 115                     mac + MR16_WMAC1_MAC_OFFSET);
 116 }
 117
 118 MIPS_MACHINE(ATH79_MACH_MR16, "MR16", "Meraki MR16", MR16_setup);