target/linux/ar71xx/files/arch/mips/ath79/mach-ap90q.c

   1 /*
   2  * YunCore AP90Q board support
   3  *
   4  * Copyright (C) 2016 Piotr Dymacz <pepe2k@gmail.com>
   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/gpio.h>
  12 #include <linux/platform_device.h>
  13
  14 #include <asm/mach-ath79/ath79.h>
  15 #include <asm/mach-ath79/ar71xx_regs.h>
  16
  17 #include "common.h"
  18 #include "dev-eth.h"
  19 #include "dev-gpio-buttons.h"
  20 #include "dev-leds-gpio.h"
  21 #include "dev-m25p80.h"
  22 #include "dev-usb.h"
  23 #include "dev-wmac.h"
  24 #include "machtypes.h"
  25
  26 #define AP90Q_GPIO_LED_WAN      4
  27 #define AP90Q_GPIO_LED_WLAN     12
  28 #define AP90Q_GPIO_LED_LAN      16
  29
  30 #define AP90Q_GPIO_BTN_RESET    17
  31
  32 #define AP90Q_KEYS_POLL_INTERVAL        20
  33 #define AP90Q_KEYS_DEBOUNCE_INTERVAL    (3 * AP90Q_KEYS_POLL_INTERVAL)
  34
  35 static struct gpio_led ap90q_leds_gpio[] __initdata = {
  36         {
  37                 .name           = "ap90q:green:lan",
  38                 .gpio           = AP90Q_GPIO_LED_LAN,
  39                 .active_low     = 1,
  40         },
  41         {
  42                 .name           = "ap90q:green:wan",
  43                 .gpio           = AP90Q_GPIO_LED_WAN,
  44                 .active_low     = 1,
  45         },
  46         {
  47                 .name           = "ap90q:green:wlan",
  48                 .gpio           = AP90Q_GPIO_LED_WLAN,
  49                 .active_low     = 1,
  50         },
  51 };
  52
  53 static struct gpio_keys_button ap90q_gpio_keys[] __initdata = {
  54         {
  55                 .desc           = "reset",
  56                 .type           = EV_KEY,
  57                 .code           = KEY_RESTART,
  58                 .debounce_interval = AP90Q_KEYS_DEBOUNCE_INTERVAL,
  59                 .gpio           = AP90Q_GPIO_BTN_RESET,
  60                 .active_low     = 1,
  61         },
  62 };
  63
  64 static void __init ap90q_gpio_setup(void)
  65 {
  66         /* For LED on GPIO4 */
  67         ath79_gpio_function_disable(AR934X_GPIO_FUNC_CLK_OBS4_EN);
  68
  69         ath79_gpio_direction_select(AP90Q_GPIO_LED_LAN, true);
  70         ath79_gpio_direction_select(AP90Q_GPIO_LED_WAN, true);
  71         ath79_gpio_direction_select(AP90Q_GPIO_LED_WLAN, true);
  72
  73         /* Mute LEDs on boot */
  74         gpio_set_value(AP90Q_GPIO_LED_LAN, 1);
  75         gpio_set_value(AP90Q_GPIO_LED_WAN, 1);
  76
  77         ath79_gpio_output_select(AP90Q_GPIO_LED_LAN, 0);
  78         ath79_gpio_output_select(AP90Q_GPIO_LED_WAN, 0);
  79         ath79_gpio_output_select(AP90Q_GPIO_LED_WLAN, 0);
  80
  81         ath79_register_leds_gpio(-1, ARRAY_SIZE(ap90q_leds_gpio),
  82                                  ap90q_leds_gpio);
  83
  84         ath79_register_gpio_keys_polled(-1, AP90Q_KEYS_POLL_INTERVAL,
  85                                         ARRAY_SIZE(ap90q_gpio_keys),
  86                                         ap90q_gpio_keys);
  87 }
  88
  89 static void __init ap90q_setup(void)
  90 {
  91         u8 *art = (u8 *) KSEG1ADDR(0x1fff1000);
  92         u8 *mac = (u8 *) KSEG1ADDR(0x1fff0000);
  93
  94         ath79_register_m25p80(NULL);
  95
  96         ap90q_gpio_setup();
  97
  98         ath79_setup_ar933x_phy4_switch(false, false);
  99
 100         ath79_register_mdio(0, 0x0);
 101
 102         ath79_switch_data.phy4_mii_en = 1;
 103         ath79_switch_data.phy_poll_mask |= BIT(4);
 104
 105         /* LAN */
 106         ath79_eth1_data.duplex = DUPLEX_FULL;
 107         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
 108         ath79_eth1_data.speed = SPEED_1000;
 109         ath79_init_mac(ath79_eth1_data.mac_addr, mac, 1);
 110         ath79_register_eth(1);
 111
 112         /* WAN */
 113         ath79_eth0_data.duplex = DUPLEX_FULL;
 114         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
 115         ath79_eth0_data.speed = SPEED_100;
 116         ath79_eth0_data.phy_mask = BIT(4);
 117         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
 118         ath79_register_eth(0);
 119
 120         ath79_register_wmac(art, NULL);
 121 }
 122
 123 MIPS_MACHINE(ATH79_MACH_AP90Q, "AP90Q", "YunCore AP90Q", ap90q_setup);