target/linux/ar71xx/files/arch/mips/ath79/mach-dir-825-c1.c

   1 /*
   2  *  D-Link DIR-825 rev. C1 board support
   3  *
   4  *  Copyright (C) 2013 Alexander Stadler
   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/pci.h>
  12 #include <linux/phy.h>
  13 #include <linux/gpio.h>
  14 #include <linux/platform_device.h>
  15 #include <linux/ath9k_platform.h>
  16 #include <linux/ar8216_platform.h>
  17
  18 #include <asm/mach-ath79/ar71xx_regs.h>
  19
  20 #include "common.h"
  21 #include "dev-ap9x-pci.h"
  22 #include "dev-eth.h"
  23 #include "dev-gpio-buttons.h"
  24 #include "dev-leds-gpio.h"
  25 #include "dev-m25p80.h"
  26 #include "dev-spi.h"
  27 #include "dev-usb.h"
  28 #include "dev-wmac.h"
  29 #include "machtypes.h"
  30
  31 #define DIR825C1_GPIO_LED_BLUE_USB              11
  32 #define DIR825C1_GPIO_LED_ORANGE_POWER          15
  33 #define DIR825C1_GPIO_LED_BLUE_POWER            14
  34 #define DIR825C1_GPIO_LED_ORANGE_PLANET         19
  35 #define DIR825C1_GPIO_LED_BLUE_PLANET           18
  36
  37 #define DIR825C1_GPIO_BTN_RESET                 17
  38 #define DIR825C1_GPIO_BTN_WPS                   16
  39
  40
  41 #define DIR825C1_KEYS_POLL_INTERVAL     20      /* msecs */
  42 #define DIR825C1_KEYS_DEBOUNCE_INTERVAL (3 * DIR825C1_KEYS_POLL_INTERVAL)
  43
  44 #define DIR825C1_MAC0_OFFSET             0x4
  45 #define DIR825C1_MAC1_OFFSET             0x18
  46 #define DIR825C1_WMAC_CALDATA_OFFSET     0x1000
  47 #define DIR825C1_PCIE_CALDATA_OFFSET     0x5000
  48
  49 static struct gpio_led dir825c1_leds_gpio[] __initdata = {
  50         {
  51                 .name           = "d-link:blue:usb",
  52                 .gpio           = DIR825C1_GPIO_LED_BLUE_USB,
  53                 .active_low     = 1,
  54         }, {
  55                 .name           = "d-link:orange:power",
  56                 .gpio           = DIR825C1_GPIO_LED_ORANGE_POWER,
  57                 .active_low     = 1,
  58         }, {
  59                 .name           = "d-link:blue:power",
  60                 .gpio           = DIR825C1_GPIO_LED_BLUE_POWER,
  61                 .active_low     = 1,
  62         }, {
  63                 .name           = "d-link:orange:planet",
  64                 .gpio           = DIR825C1_GPIO_LED_ORANGE_PLANET,
  65                 .active_low     = 1,
  66         }, {
  67                 .name           = "d-link:blue:planet",
  68                 .gpio           = DIR825C1_GPIO_LED_BLUE_PLANET,
  69                 .active_low     = 1,
  70         }
  71 };
  72
  73 static struct gpio_keys_button dir825c1_gpio_keys[] __initdata = {
  74         {
  75                 .desc           = "reset",
  76                 .type           = EV_KEY,
  77                 .code           = KEY_RESTART,
  78                 .debounce_interval = DIR825C1_KEYS_DEBOUNCE_INTERVAL,
  79                 .gpio           = DIR825C1_GPIO_BTN_RESET,
  80                 .active_low     = 1,
  81         }, {
  82                 .desc           = "wps",
  83                 .type           = EV_KEY,
  84                 .code           = KEY_WPS_BUTTON,
  85                 .debounce_interval = DIR825C1_KEYS_DEBOUNCE_INTERVAL,
  86                 .gpio           = DIR825C1_GPIO_BTN_WPS,
  87                 .active_low     = 1,
  88         }
  89 };
  90
  91 static struct ar8327_pad_cfg dir825c1_ar8327_pad0_cfg = {
  92         .mode = AR8327_PAD_MAC_RGMII,
  93         .txclk_delay_en = true,
  94         .rxclk_delay_en = true,
  95         .txclk_delay_sel = AR8327_CLK_DELAY_SEL1,
  96         .rxclk_delay_sel = AR8327_CLK_DELAY_SEL2,
  97 };
  98
  99 static struct ar8327_led_cfg dir825c1_ar8327_led_cfg = {
 100         .led_ctrl0 = 0xc737c737,
 101         .led_ctrl1 = 0x00000000,
 102         .led_ctrl2 = 0x00000000,
 103         .led_ctrl3 = 0x0030c300,
 104         .open_drain = false,
 105 };
 106
 107 static struct ar8327_platform_data dir825c1_ar8327_data = {
 108         .pad0_cfg = &dir825c1_ar8327_pad0_cfg,
 109         .port0_cfg = {
 110                 .force_link = 1,
 111                 .speed = AR8327_PORT_SPEED_1000,
 112                 .duplex = 1,
 113                 .txpause = 1,
 114                 .rxpause = 1,
 115         },
 116         .led_cfg = &dir825c1_ar8327_led_cfg,
 117 };
 118
 119 static struct mdio_board_info dir825c1_mdio0_info[] = {
 120         {
 121                 .bus_id = "ag71xx-mdio.0",
 122                 .phy_addr = 0,
 123                 .platform_data = &dir825c1_ar8327_data,
 124         },
 125 };
 126
 127 static void dir825c1_read_ascii_mac(u8 *dest, u8 *src)
 128 {
 129         int ret;
 130
 131         ret = sscanf(src, "%02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx",
 132                      &dest[0], &dest[1], &dest[2],
 133                      &dest[3], &dest[4], &dest[5]);
 134
 135         if (ret != ETH_ALEN)
 136                 memset(dest, 0, ETH_ALEN);
 137 }
 138
 139 static void __init dir825c1_setup(void)
 140 {
 141         u8 *mac = (u8 *) KSEG1ADDR(0x1ffe0000);
 142         u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
 143         u8 tmpmac[ETH_ALEN];
 144         u8 mac1[ETH_ALEN], mac2[ETH_ALEN];
 145
 146         dir825c1_read_ascii_mac(mac1, mac + DIR825C1_MAC0_OFFSET);
 147         dir825c1_read_ascii_mac(mac2, mac + DIR825C1_MAC1_OFFSET);
 148
 149         ath79_gpio_output_select(DIR825C1_GPIO_LED_BLUE_USB, AR934X_GPIO_OUT_GPIO);
 150
 151         ath79_register_m25p80(NULL);
 152
 153         ath79_register_leds_gpio(-1, ARRAY_SIZE(dir825c1_leds_gpio),
 154                                  dir825c1_leds_gpio);
 155         ath79_register_gpio_keys_polled(-1, DIR825C1_KEYS_POLL_INTERVAL,
 156                                         ARRAY_SIZE(dir825c1_gpio_keys),
 157                                         dir825c1_gpio_keys);
 158
 159         ap9x_pci_setup_wmac_led_pin(0, 13);
 160         ap9x_pci_setup_wmac_led_pin(1, 32);
 161
 162         ath79_init_mac(tmpmac, mac1, 0);
 163         ath79_register_wmac(art + DIR825C1_WMAC_CALDATA_OFFSET, tmpmac);
 164
 165         ath79_init_mac(tmpmac, mac2, 0);
 166         ap91_pci_init(art + DIR825C1_PCIE_CALDATA_OFFSET, tmpmac);
 167
 168         ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0);
 169
 170         mdiobus_register_board_info(dir825c1_mdio0_info,
 171                                     ARRAY_SIZE(dir825c1_mdio0_info));
 172
 173         ath79_register_mdio(0, 0x0);
 174
 175         ath79_init_mac(ath79_eth0_data.mac_addr, mac1, 0);
 176
 177         /* GMAC0 is connected to an AR8327N switch */
 178         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 179         ath79_eth0_data.phy_mask = BIT(0);
 180         ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
 181         ath79_eth0_pll_data.pll_1000 = 0x06000000;
 182         ath79_register_eth(0);
 183
 184         ath79_register_usb();
 185 }
 186
 187 MIPS_MACHINE(ATH79_MACH_DIR_825_C1, "DIR-825-C1",
 188              "D-Link DIR-825 rev. C1",
 189              dir825c1_setup);