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

   1 /*
   2  *  Ubiquiti UniFi AC (LITE) board support
   3  *
   4  *  Copyright (C) 2015-2016 P. Wassi <p.wassi at gmx.at>
   5  *
   6  *  Derived from: mach-ubnt-xm.c
   7  *
   8  *  This program is free software; you can redistribute it and/or modify it
   9  *  under the terms of the GNU General Public License version 2 as published
  10  *  by the Free Software Foundation.
  11  */
  12
  13 #include <linux/init.h>
  14 #include <linux/pci.h>
  15 #include <linux/platform_device.h>
  16 #include <linux/ath9k_platform.h>
  17 #include <linux/etherdevice.h>
  18
  19 #include <asm/mach-ath79/ath79.h>
  20 #include <asm/mach-ath79/irq.h>
  21 #include <asm/mach-ath79/ar71xx_regs.h>
  22
  23 #include <linux/platform_data/phy-at803x.h>
  24
  25 #include "common.h"
  26 #include "dev-ap9x-pci.h"
  27 #include "dev-eth.h"
  28 #include "dev-gpio-buttons.h"
  29 #include "dev-leds-gpio.h"
  30 #include "dev-m25p80.h"
  31 #include "dev-wmac.h"
  32 #include "machtypes.h"
  33
  34
  35 #define UNIFIAC_KEYS_POLL_INTERVAL      20
  36 #define UNIFIAC_KEYS_DEBOUNCE_INTERVAL  (3 * UNIFIAC_KEYS_POLL_INTERVAL)
  37
  38 #define UNIFIAC_GPIO_LED_WHITE          7
  39 #define UNIFIAC_GPIO_LED_BLUE           8
  40
  41 #define UNIFIAC_GPIO_BTN_RESET          2
  42
  43 #define UNIFIAC_MAC0_OFFSET             0x0000
  44 #define UNIFIAC_WMAC_CALDATA_OFFSET     0x1000
  45 #define UNIFIAC_PCI_CALDATA_OFFSET      0x5000
  46
  47
  48 static struct flash_platform_data ubnt_unifiac_flash_data = {
  49         /* mx25l12805d and mx25l12835f have the same JEDEC ID */
  50         .type = "mx25l12805d",
  51 };
  52
  53 static struct gpio_led ubnt_unifiac_leds_gpio[] __initdata = {
  54         {
  55                 .name           = "ubnt:white:dome",
  56                 .gpio           = UNIFIAC_GPIO_LED_WHITE,
  57                 .active_low     = 0,
  58         }, {
  59                 .name           = "ubnt:blue:dome",
  60                 .gpio           = UNIFIAC_GPIO_LED_BLUE,
  61                 .active_low     = 0,
  62         }
  63 };
  64
  65 static struct gpio_keys_button ubnt_unifiac_gpio_keys[] __initdata = {
  66         {
  67                 .desc                   = "reset",
  68                 .type                   = EV_KEY,
  69                 .code                   = KEY_RESTART,
  70                 .debounce_interval      = UNIFIAC_KEYS_DEBOUNCE_INTERVAL,
  71                 .gpio                   = UNIFIAC_GPIO_BTN_RESET,
  72                 .active_low             = 1,
  73         }
  74 };
  75
  76 static void __init ubnt_unifiac_setup(void)
  77 {
  78         u8 *eeprom = (u8 *) KSEG1ADDR(0x1fff0000);
  79
  80         ath79_register_m25p80(&ubnt_unifiac_flash_data);
  81
  82
  83         ath79_init_mac(ath79_eth0_data.mac_addr,
  84                        eeprom + UNIFIAC_MAC0_OFFSET, 0);
  85
  86         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
  87         ath79_eth0_data.phy_mask = BIT(4);
  88         ath79_eth0_pll_data.pll_10 = 0x00001313;
  89
  90         ath79_register_mdio(0, ~BIT(4));
  91         ath79_register_eth(0);
  92
  93
  94         ath79_register_wmac(eeprom + UNIFIAC_WMAC_CALDATA_OFFSET, NULL);
  95
  96
  97         ap91_pci_init(eeprom + UNIFIAC_PCI_CALDATA_OFFSET, NULL);
  98
  99
 100         ath79_register_leds_gpio(-1, ARRAY_SIZE(ubnt_unifiac_leds_gpio),
 101                                  ubnt_unifiac_leds_gpio);
 102
 103         ath79_register_gpio_keys_polled(-1, UNIFIAC_KEYS_POLL_INTERVAL,
 104                                         ARRAY_SIZE(ubnt_unifiac_gpio_keys),
 105                                         ubnt_unifiac_gpio_keys);
 106 }
 107
 108 MIPS_MACHINE(ATH79_MACH_UBNT_UNIFIAC, "UBNT-UF-AC", "Ubiquiti UniFi-AC",
 109              ubnt_unifiac_setup);