target/linux/ar71xx/files/arch/mips/ath79/mach-tew-823dru.c

   1 /*
   2  *  TRENDnet TEW-823DRU board support
   3  *
   4  *  Copyright (C) 2015 Cezary Jackiewicz <cezary.jackiewicz@gmail.com>
   5  *  Copyright (C) 2014 Gabor Juhos <juhosg@openwrt.org>
   6  *  Copyright (C) 2014 Imre Kaloz <kaloz@openwrt.org>
   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/gpio.h>
  14 #include <linux/platform_device.h>
  15 #include <linux/ar8216_platform.h>
  16
  17 #include <asm/mach-ath79/ar71xx_regs.h>
  18
  19 #include "common.h"
  20 #include "pci.h"
  21 #include "dev-gpio-buttons.h"
  22 #include "dev-eth.h"
  23 #include "dev-leds-gpio.h"
  24 #include "dev-m25p80.h"
  25 #include "dev-usb.h"
  26 #include "dev-wmac.h"
  27 #include "machtypes.h"
  28
  29 #define TEW_823DRU_GPIO_LED_POWER_ORANGE        14
  30 #define TEW_823DRU_GPIO_LED_POWER_GREEN         19
  31 #define TEW_823DRU_GPIO_LED_PLANET_GREEN        22
  32 #define TEW_823DRU_GPIO_LED_PLANET_ORANGE       23
  33
  34 #define TEW_823DRU_GPIO_BTN_WPS                 16
  35 #define TEW_823DRU_GPIO_BTN_RESET               17
  36
  37 #define TEW_823DRU_KEYS_POLL_INTERVAL           20      /* msecs */
  38 #define TEW_823DRU_KEYS_DEBOUNCE_INTERVAL       \
  39                                         (3 * TEW_823DRU_KEYS_POLL_INTERVAL)
  40
  41 #define TEW_823DRU_WMAC_CALDATA_OFFSET          0x1000
  42
  43 #define TEW_823DRU_LAN_MAC_OFFSET       0x04
  44 #define TEW_823DRU_WAN_MAC_OFFSET       0x18
  45
  46 static struct gpio_led tew_823dru_leds_gpio[] __initdata = {
  47         {
  48                 .name           = "trendnet:green:power",
  49                 .gpio           = TEW_823DRU_GPIO_LED_POWER_GREEN,
  50                 .active_low     = 1,
  51         },
  52         {
  53                 .name           = "trendnet:orange:power",
  54                 .gpio           = TEW_823DRU_GPIO_LED_POWER_ORANGE,
  55                 .active_low     = 1,
  56         },
  57         {
  58                 .name           = "trendnet:green:planet",
  59                 .gpio           = TEW_823DRU_GPIO_LED_PLANET_GREEN,
  60                 .active_low     = 1,
  61         },
  62         {
  63                 .name           = "trendnet:orange:planet",
  64                 .gpio           = TEW_823DRU_GPIO_LED_PLANET_ORANGE,
  65                 .active_low     = 1,
  66         },
  67 };
  68
  69 static struct gpio_keys_button tew_823dru_gpio_keys[] __initdata = {
  70         {
  71                 .desc           = "Reset button",
  72                 .type           = EV_KEY,
  73                 .code           = KEY_RESTART,
  74                 .debounce_interval = TEW_823DRU_KEYS_DEBOUNCE_INTERVAL,
  75                 .gpio           = TEW_823DRU_GPIO_BTN_RESET,
  76                 .active_low     = 1,
  77         },
  78         {
  79                 .desc           = "WPS button",
  80                 .type           = EV_KEY,
  81                 .code           = KEY_WPS_BUTTON,
  82                 .debounce_interval = TEW_823DRU_KEYS_DEBOUNCE_INTERVAL,
  83                 .gpio           = TEW_823DRU_GPIO_BTN_WPS,
  84                 .active_low     = 1,
  85         },
  86 };
  87
  88 /* GMAC0 of the AR8327 switch is connected to the QCA9558 SoC via SGMII */
  89 static struct ar8327_pad_cfg tew_823dru_ar8327_pad0_cfg = {
  90         .mode = AR8327_PAD_MAC_SGMII,
  91         .sgmii_delay_en = true,
  92 };
  93
  94 /* GMAC6 of the AR8327 switch is connected to the QCA9558 SoC via RGMII */
  95 static struct ar8327_pad_cfg tew_823dru_ar8327_pad6_cfg = {
  96         .mode = AR8327_PAD_MAC_RGMII,
  97         .txclk_delay_en = true,
  98         .rxclk_delay_en = true,
  99         .txclk_delay_sel = AR8327_CLK_DELAY_SEL1,
 100         .rxclk_delay_sel = AR8327_CLK_DELAY_SEL2,
 101 };
 102
 103 static struct ar8327_platform_data tew_823dru_ar8327_data = {
 104         .pad0_cfg = &tew_823dru_ar8327_pad0_cfg,
 105         .pad6_cfg = &tew_823dru_ar8327_pad6_cfg,
 106         .port0_cfg = {
 107                 .force_link = 1,
 108                 .speed = AR8327_PORT_SPEED_1000,
 109                 .duplex = 1,
 110                 .txpause = 1,
 111                 .rxpause = 1,
 112         },
 113         .port6_cfg = {
 114                 .force_link = 1,
 115                 .speed = AR8327_PORT_SPEED_1000,
 116                 .duplex = 1,
 117                 .txpause = 1,
 118                 .rxpause = 1,
 119         },
 120 };
 121
 122 static struct mdio_board_info tew_823dru_mdio0_info[] = {
 123         {
 124                 .bus_id = "ag71xx-mdio.0",
 125                 .phy_addr = 0,
 126                 .platform_data = &tew_823dru_ar8327_data,
 127         },
 128 };
 129
 130 static void __init tew_823dru_setup(void)
 131 {
 132         u8 *mac = (u8 *) KSEG1ADDR(0x1ffe0000);
 133         u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
 134         u8 lan_mac[ETH_ALEN];
 135         u8 wan_mac[ETH_ALEN];
 136
 137         ath79_parse_ascii_mac(mac + TEW_823DRU_LAN_MAC_OFFSET, lan_mac);
 138         ath79_parse_ascii_mac(mac + TEW_823DRU_WAN_MAC_OFFSET, wan_mac);
 139
 140         ath79_register_m25p80(NULL);
 141
 142         ath79_register_leds_gpio(-1, ARRAY_SIZE(tew_823dru_leds_gpio),
 143                                  tew_823dru_leds_gpio);
 144         ath79_register_gpio_keys_polled(-1, TEW_823DRU_KEYS_POLL_INTERVAL,
 145                                         ARRAY_SIZE(tew_823dru_gpio_keys),
 146                                         tew_823dru_gpio_keys);
 147
 148         ath79_register_wmac(art + TEW_823DRU_WMAC_CALDATA_OFFSET, lan_mac);
 149
 150         ath79_init_mac(ath79_eth1_data.mac_addr, lan_mac, 0);
 151         ath79_init_mac(ath79_eth0_data.mac_addr, wan_mac, 0);
 152
 153
 154         mdiobus_register_board_info(tew_823dru_mdio0_info,
 155                         ARRAY_SIZE(tew_823dru_mdio0_info));
 156         ath79_register_mdio(0, 0x0);
 157
 158         ath79_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN);
 159
 160         /* GMAC0 is connected to the RMGII interface */
 161         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 162         ath79_eth0_data.phy_mask = BIT(0);
 163         ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
 164         ath79_eth0_pll_data.pll_1000 = 0x56000000;
 165
 166         ath79_register_eth(0);
 167
 168         /* GMAC1 is connected to the SGMII interface */
 169         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
 170         ath79_eth1_data.speed = SPEED_1000;
 171         ath79_eth1_data.duplex = DUPLEX_FULL;
 172         ath79_eth1_pll_data.pll_1000 = 0x03000101;
 173
 174         ath79_register_eth(1);
 175
 176         ath79_register_usb();
 177         ath79_register_pci();
 178 }
 179
 180 MIPS_MACHINE(ATH79_MACH_TEW_823DRU, "TEW-823DRU", "TRENDnet TEW-823DRU",
 181              tew_823dru_setup);