target/linux/ar71xx/files/arch/mips/ath79/mach-tew-732br.c

   1 /*
   2  *  TRENDnet TEW-732BR board support
   3  *
   4  *  Copyright (C) 2013 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/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-wmac.h"
  23 #include "machtypes.h"
  24
  25 #define TEW_732BR_GPIO_BTN_WPS          16
  26 #define TEW_732BR_GPIO_BTN_RESET        17
  27
  28 #define TEW_732BR_GPIO_LED_POWER_GREEN  4
  29 #define TEW_732BR_GPIO_LED_POWER_AMBER  14
  30 #define TEW_732BR_GPIO_LED_PLANET_GREEN 12
  31 #define TEW_732BR_GPIO_LED_PLANET_AMBER 22
  32
  33 #define TEW_732BR_KEYS_POLL_INTERVAL    20      /* msecs */
  34 #define TEW_732BR_KEYS_DEBOUNCE_INTERVAL (3 * TEW_732BR_KEYS_POLL_INTERVAL)
  35
  36 #define TEW_732BR_ART_ADDRESS           0x1fff0000
  37 #define TEW_732BR_CALDATA_OFFSET        0x1000
  38 #define TEW_732BR_LAN_MAC_OFFSET        0xffa0
  39 #define TEW_732BR_WAN_MAC_OFFSET        0xffb4
  40
  41 static struct gpio_led tew_732br_leds_gpio[] __initdata = {
  42         {
  43                 .name           = "trendnet:green:power",
  44                 .gpio           = TEW_732BR_GPIO_LED_POWER_GREEN,
  45                 .active_low     = 0,
  46         },
  47         {
  48                 .name           = "trendnet:amber:power",
  49                 .gpio           = TEW_732BR_GPIO_LED_POWER_AMBER,
  50                 .active_low     = 0,
  51         },
  52         {
  53                 .name           = "trendnet:green:wan",
  54                 .gpio           = TEW_732BR_GPIO_LED_PLANET_GREEN,
  55                 .active_low     = 1,
  56         },
  57         {
  58                 .name           = "trendnet:amber:wan",
  59                 .gpio           = TEW_732BR_GPIO_LED_PLANET_AMBER,
  60                 .active_low     = 0,
  61         },
  62 };
  63
  64 static struct gpio_keys_button tew_732br_gpio_keys[] __initdata = {
  65         {
  66                 .desc           = "Reset button",
  67                 .type           = EV_KEY,
  68                 .code           = KEY_RESTART,
  69                 .debounce_interval = TEW_732BR_KEYS_DEBOUNCE_INTERVAL,
  70                 .gpio           = TEW_732BR_GPIO_BTN_RESET,
  71                 .active_low     = 1,
  72         },
  73         {
  74                 .desc           = "WPS button",
  75                 .type           = EV_KEY,
  76                 .code           = KEY_WPS_BUTTON,
  77                 .debounce_interval = TEW_732BR_KEYS_DEBOUNCE_INTERVAL,
  78                 .gpio           = TEW_732BR_GPIO_BTN_WPS,
  79                 .active_low     = 1,
  80         },
  81 };
  82
  83 static void __init tew_732br_setup(void)
  84 {
  85         u8 *art = (u8 *) KSEG1ADDR(TEW_732BR_ART_ADDRESS);
  86         u8 lan_mac[ETH_ALEN];
  87         u8 wan_mac[ETH_ALEN];
  88
  89         ath79_register_leds_gpio(-1, ARRAY_SIZE(tew_732br_leds_gpio),
  90                                  tew_732br_leds_gpio);
  91
  92         ath79_register_gpio_keys_polled(1, TEW_732BR_KEYS_POLL_INTERVAL,
  93                                         ARRAY_SIZE(tew_732br_gpio_keys),
  94                                         tew_732br_gpio_keys);
  95
  96         ath79_register_m25p80(NULL);
  97
  98         ath79_parse_ascii_mac(art + TEW_732BR_LAN_MAC_OFFSET, lan_mac);
  99         ath79_parse_ascii_mac(art + TEW_732BR_WAN_MAC_OFFSET, wan_mac);
 100
 101         ath79_register_wmac(art + TEW_732BR_CALDATA_OFFSET, lan_mac);
 102
 103         ath79_register_mdio(1, 0x0);
 104
 105         ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_SW_ONLY_MODE);
 106
 107         /* LAN: GMAC1 is connected to the internal switch */
 108         ath79_init_mac(ath79_eth1_data.mac_addr, lan_mac, 0);
 109         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
 110
 111         ath79_register_eth(1);
 112
 113         /* WAN: GMAC0 is connected to the PHY4 of the internal switch */
 114         ath79_init_mac(ath79_eth0_data.mac_addr, wan_mac, 0);
 115
 116         ath79_switch_data.phy4_mii_en = 1;
 117         ath79_switch_data.phy_poll_mask = BIT(4);
 118
 119         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
 120         ath79_eth0_data.phy_mask = BIT(4);
 121         ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev;
 122
 123         ath79_register_eth(0);
 124 }
 125
 126 MIPS_MACHINE(ATH79_MACH_TEW_732BR, "TEW-732BR", "TRENDnet TEW-732BR",
 127              tew_732br_setup);