target/linux/ar71xx/files/arch/mips/ath79/mach-eap300v2.c

   1 /*
   2  * EnGenius EAP300 v2 board support
   3  *
   4  * Copyright (C) 2014 Gabor Juhos <juhosg@openwrt.org>
   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/mtd/mtd.h>
  13 #include <linux/mtd/partitions.h>
  14 #include <linux/platform_device.h>
  15
  16 #include <asm/mach-ath79/ar71xx_regs.h>
  17 #include <asm/mach-ath79/ath79.h>
  18
  19 #include "common.h"
  20 #include "dev-eth.h"
  21 #include "dev-gpio-buttons.h"
  22 #include "dev-leds-gpio.h"
  23 #include "dev-m25p80.h"
  24 #include "dev-wmac.h"
  25 #include "machtypes.h"
  26
  27 #define EAP300V2_GPIO_LED_POWER         0
  28 #define EAP300V2_GPIO_LED_LAN           16
  29 #define EAP300V2_GPIO_LED_WLAN          17
  30
  31 #define EAP300V2_GPIO_BTN_RESET         1
  32
  33 #define EAP300V2_KEYS_POLL_INTERVAL     20      /* msecs */
  34 #define EAP300V2_KEYS_DEBOUNCE_INTERVAL (3 * EAP300V2_KEYS_POLL_INTERVAL)
  35
  36 static struct gpio_led eap300v2_leds_gpio[] __initdata = {
  37         {
  38                 .name           = "engenius:blue:power",
  39                 .gpio           = EAP300V2_GPIO_LED_POWER,
  40                 .active_low     = 1,
  41         }, {
  42                 .name           = "engenius:blue:lan",
  43                 .gpio           = EAP300V2_GPIO_LED_LAN,
  44                 .active_low     = 1,
  45         }, {
  46                 .name           = "engenius:blue:wlan",
  47                 .gpio           = EAP300V2_GPIO_LED_WLAN,
  48                 .active_low     = 1,
  49         }
  50 };
  51
  52 static struct gpio_keys_button eap300v2_gpio_keys[] __initdata = {
  53         {
  54                 .desc           = "reset",
  55                 .type           = EV_KEY,
  56                 .code           = KEY_RESTART,
  57                 .debounce_interval = EAP300V2_KEYS_DEBOUNCE_INTERVAL,
  58                 .gpio           = EAP300V2_GPIO_BTN_RESET,
  59                 .active_low     = 1,
  60         }
  61 };
  62
  63 #define EAP300V2_ART_MAC_OFFSET         2
  64
  65 #define EAP300V2_LAN_PHYMASK            BIT(0)
  66
  67 static void __init eap300v2_setup(void)
  68 {
  69         u8 *art = (u8 *)KSEG1ADDR(0x1fff1000);
  70
  71         ath79_gpio_function_enable(AR934X_GPIO_FUNC_JTAG_DISABLE);
  72
  73         ath79_gpio_output_select(EAP300V2_GPIO_LED_POWER, AR934X_GPIO_OUT_GPIO);
  74         ath79_gpio_output_select(EAP300V2_GPIO_LED_LAN, AR934X_GPIO_OUT_GPIO);
  75         ath79_gpio_output_select(EAP300V2_GPIO_LED_WLAN, AR934X_GPIO_OUT_GPIO);
  76
  77         ath79_register_leds_gpio(-1, ARRAY_SIZE(eap300v2_leds_gpio),
  78                                  eap300v2_leds_gpio);
  79         ath79_register_gpio_keys_polled(-1, EAP300V2_KEYS_POLL_INTERVAL,
  80                                         ARRAY_SIZE(eap300v2_gpio_keys),
  81                                         eap300v2_gpio_keys);
  82
  83         ath79_register_m25p80(NULL);
  84         ath79_register_wmac(art, NULL);
  85         ath79_register_mdio(1, 0x0);
  86
  87         ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_SW_PHY_SWAP);
  88
  89         ath79_init_mac(ath79_eth0_data.mac_addr,
  90                        art + EAP300V2_ART_MAC_OFFSET, 0);
  91
  92         ath79_switch_data.phy4_mii_en = 1;
  93         ath79_switch_data.phy_poll_mask = EAP300V2_LAN_PHYMASK;
  94         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
  95         ath79_eth0_data.phy_mask = EAP300V2_LAN_PHYMASK;
  96         ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev;
  97         ath79_register_eth(0);
  98 }
  99
 100 MIPS_MACHINE(ATH79_MACH_EAP300V2, "EAP300V2", "EnGenius EAP300 v2",
 101              eap300v2_setup);