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_AMBER_POWER           14
  33 #define DIR825C1_GPIO_LED_BLUE_POWER            22
  34 #define DIR825C1_GPIO_LED_BLUE_WPS              15
  35 #define DIR825C1_GPIO_LED_AMBER_PLANET          19
  36 #define DIR825C1_GPIO_LED_BLUE_PLANET           18
  37 #define DIR825C1_GPIO_LED_WLAN_2G               13
  38
  39 #define DIR825C1_GPIO_WAN_LED_ENABLE            20
  40
  41 #define DIR825C1_GPIO_BTN_RESET                 17
  42 #define DIR825C1_GPIO_BTN_WPS                   16
  43
  44 #define DIR825C1_KEYS_POLL_INTERVAL             20      /* msecs */
  45 #define DIR825C1_KEYS_DEBOUNCE_INTERVAL         (3 * DIR825C1_KEYS_POLL_INTERVAL)
  46
  47 #define DIR825C1_MAC0_OFFSET                    0x4
  48 #define DIR825C1_MAC1_OFFSET                    0x18
  49 #define DIR825C1_WMAC_CALDATA_OFFSET            0x1000
  50 #define DIR825C1_PCIE_CALDATA_OFFSET            0x5000
  51
  52 static struct gpio_led dir825c1_leds_gpio[] __initdata = {
  53         {
  54                 .name           = "d-link:blue:usb",
  55                 .gpio           = DIR825C1_GPIO_LED_BLUE_USB,
  56                 .active_low     = 1,
  57         },
  58         {
  59                 .name           = "d-link:amber:power",
  60                 .gpio           = DIR825C1_GPIO_LED_AMBER_POWER,
  61                 .active_low     = 1,
  62         },
  63         {
  64                 .name           = "d-link:blue:power",
  65                 .gpio           = DIR825C1_GPIO_LED_BLUE_POWER,
  66                 .active_low     = 1,
  67         },
  68         {
  69                 .name           = "d-link:blue:wps",
  70                 .gpio           = DIR825C1_GPIO_LED_BLUE_WPS,
  71                 .active_low     = 1,
  72         },
  73         {
  74                 .name           = "d-link:amber:planet",
  75                 .gpio           = DIR825C1_GPIO_LED_AMBER_PLANET,
  76                 .active_low     = 1,
  77         },
  78         {
  79                 .name           = "d-link:blue:wlan2g",
  80                 .gpio           = DIR825C1_GPIO_LED_WLAN_2G,
  81                 .active_low     = 1,
  82         },
  83 };
  84
  85 static struct gpio_led dir835a1_leds_gpio[] __initdata = {
  86         {
  87                 .name           = "d-link:amber:power",
  88                 .gpio           = DIR825C1_GPIO_LED_AMBER_POWER,
  89                 .active_low     = 1,
  90         },
  91         {
  92                 .name           = "d-link:green:power",
  93                 .gpio           = DIR825C1_GPIO_LED_BLUE_POWER,
  94                 .active_low     = 1,
  95         },
  96         {
  97                 .name           = "d-link:blue:wps",
  98                 .gpio           = DIR825C1_GPIO_LED_BLUE_WPS,
  99                 .active_low     = 1,
 100         },
 101         {
 102                 .name           = "d-link:amber:planet",
 103                 .gpio           = DIR825C1_GPIO_LED_AMBER_PLANET,
 104                 .active_low     = 1,
 105         },
 106         {
 107                 .name           = "d-link:green:planet",
 108                 .gpio           = DIR825C1_GPIO_LED_BLUE_PLANET,
 109                 .active_low     = 1,
 110         },
 111 };
 112
 113 static struct gpio_keys_button dir825c1_gpio_keys[] __initdata = {
 114         {
 115                 .desc           = "Soft reset",
 116                 .type           = EV_KEY,
 117                 .code           = KEY_RESTART,
 118                 .debounce_interval = DIR825C1_KEYS_DEBOUNCE_INTERVAL,
 119                 .gpio           = DIR825C1_GPIO_BTN_RESET,
 120                 .active_low     = 1,
 121         },
 122         {
 123                 .desc           = "WPS button",
 124                 .type           = EV_KEY,
 125                 .code           = KEY_WPS_BUTTON,
 126                 .debounce_interval = DIR825C1_KEYS_DEBOUNCE_INTERVAL,
 127                 .gpio           = DIR825C1_GPIO_BTN_WPS,
 128                 .active_low     = 1,
 129         },
 130 };
 131
 132 static struct ar8327_pad_cfg dir825c1_ar8327_pad0_cfg = {
 133         .mode = AR8327_PAD_MAC_RGMII,
 134         .txclk_delay_en = true,
 135         .rxclk_delay_en = true,
 136         .txclk_delay_sel = AR8327_CLK_DELAY_SEL1,
 137         .rxclk_delay_sel = AR8327_CLK_DELAY_SEL2,
 138 };
 139
 140 static struct ar8327_led_cfg dir825c1_ar8327_led_cfg = {
 141         .led_ctrl0 = 0x00000000,
 142         .led_ctrl1 = 0xc737c737,
 143         .led_ctrl2 = 0x00000000,
 144         .led_ctrl3 = 0x00c30c00,
 145         .open_drain = true,
 146 };
 147
 148 static struct ar8327_platform_data dir825c1_ar8327_data = {
 149         .pad0_cfg = &dir825c1_ar8327_pad0_cfg,
 150         .port0_cfg = {
 151                 .force_link = 1,
 152                 .speed = AR8327_PORT_SPEED_1000,
 153                 .duplex = 1,
 154                 .txpause = 1,
 155                 .rxpause = 1,
 156         },
 157         .led_cfg = &dir825c1_ar8327_led_cfg,
 158 };
 159
 160 static struct mdio_board_info dir825c1_mdio0_info[] = {
 161         {
 162                 .bus_id = "ag71xx-mdio.0",
 163                 .phy_addr = 0,
 164                 .platform_data = &dir825c1_ar8327_data,
 165         },
 166 };
 167
 168 static void __init dir825c1_generic_setup(void)
 169 {
 170         u8 *mac = (u8 *) KSEG1ADDR(0x1ffe0000);
 171         u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
 172         u8 mac0[ETH_ALEN], mac1[ETH_ALEN];
 173         u8 wmac0[ETH_ALEN], wmac1[ETH_ALEN];
 174
 175         ath79_parse_ascii_mac(mac + DIR825C1_MAC0_OFFSET, mac0);
 176         ath79_parse_ascii_mac(mac + DIR825C1_MAC1_OFFSET, mac1);
 177
 178         ath79_register_m25p80(NULL);
 179
 180         ath79_register_gpio_keys_polled(-1, DIR825C1_KEYS_POLL_INTERVAL,
 181                                         ARRAY_SIZE(dir825c1_gpio_keys),
 182                                         dir825c1_gpio_keys);
 183
 184         ath79_init_mac(wmac0, mac0, 0);
 185         ath79_register_wmac(art + DIR825C1_WMAC_CALDATA_OFFSET, wmac0);
 186
 187         ath79_init_mac(wmac1, mac1, 1);
 188         ap91_pci_init(art + DIR825C1_PCIE_CALDATA_OFFSET, wmac1);
 189
 190         ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0);
 191
 192         mdiobus_register_board_info(dir825c1_mdio0_info,
 193                                     ARRAY_SIZE(dir825c1_mdio0_info));
 194
 195         ath79_register_mdio(0, 0x0);
 196
 197         ath79_init_mac(ath79_eth0_data.mac_addr, mac0, 0);
 198
 199         /* GMAC0 is connected to an AR8327N switch */
 200         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 201         ath79_eth0_data.phy_mask = BIT(0);
 202         ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
 203         ath79_eth0_pll_data.pll_1000 = 0x06000000;
 204         ath79_register_eth(0);
 205
 206         ath79_register_usb();
 207 }
 208
 209 static void __init dir825c1_setup(void)
 210 {
 211         ath79_gpio_output_select(DIR825C1_GPIO_LED_BLUE_USB,
 212                                  AR934X_GPIO_OUT_GPIO);
 213
 214         gpio_request_one(DIR825C1_GPIO_WAN_LED_ENABLE,
 215                          GPIOF_OUT_INIT_LOW, "WAN LED enable");
 216
 217         ath79_register_leds_gpio(-1, ARRAY_SIZE(dir825c1_leds_gpio),
 218                                  dir825c1_leds_gpio);
 219
 220         ap9x_pci_setup_wmac_led_pin(0, 0);
 221
 222         dir825c1_generic_setup();
 223 }
 224
 225 static void __init dir835a1_setup(void)
 226 {
 227         dir825c1_ar8327_data.led_cfg = NULL;
 228
 229         ath79_register_leds_gpio(-1, ARRAY_SIZE(dir835a1_leds_gpio),
 230                                  dir835a1_leds_gpio);
 231
 232         dir825c1_generic_setup();
 233 }
 234
 235 MIPS_MACHINE(ATH79_MACH_DIR_825_C1, "DIR-825-C1",
 236              "D-Link DIR-825 rev. C1",
 237              dir825c1_setup);
 238
 239 MIPS_MACHINE(ATH79_MACH_DIR_835_A1, "DIR-835-A1",
 240              "D-Link DIR-835 rev. A1",
 241              dir835a1_setup);