target/linux/ar71xx/files/arch/mips/ath79/mach-tl-wr810n.c

   1 /*
   2  * TP-LINK TL-WR810N board support
   3  *
   4  * Copyright (c) 2012 Qualcomm Atheros
   5  * Copyright (c) 2012 Gabor Juhos <juhosg@openwrt.org>
   6  * Copyright (c) 2016 Jens Steinhauser <jens.steinhauser@gmail.com>
   7  *
   8  * Permission to use, copy, modify, and/or distribute this software for any
   9  * purpose with or without fee is hereby granted, provided that the above
  10  * copyright notice and this permission notice appear in all copies.
  11  *
  12  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  13  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  14  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  15  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  16  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  17  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  18  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  19  */
  20
  21 #include <linux/gpio.h>
  22 #include <linux/platform_device.h>
  23 #include <linux/ar8216_platform.h>
  24
  25 #include <asm/mach-ath79/ar71xx_regs.h>
  26
  27 #include "common.h"
  28 #include "dev-gpio-buttons.h"
  29 #include "dev-eth.h"
  30 #include "dev-leds-gpio.h"
  31 #include "dev-m25p80.h"
  32 #include "dev-usb.h"
  33 #include "dev-wmac.h"
  34 #include "machtypes.h"
  35
  36 #define TL_WR810N_GPIO_SWITCH_B1        0
  37 #define TL_WR810N_GPIO_SWITCH_B0        1
  38 #define TL_WR810N_GPIO_USB_POWER        11
  39 #define TL_WR810N_GPIO_BTN_RESET        12
  40 #define TL_WR810N_GPIO_LED_SYSTEM       13
  41
  42 #define TL_WR810N_KEYS_POLL_INTERVAL    20 /* msecs */
  43 #define TL_WR810N_KEYS_DEBOUNCE_INTERVAL (3 * TL_WR810N_KEYS_POLL_INTERVAL)
  44
  45 #define TL_WR810N_WMAC_CALDATA_OFFSET   0x1000
  46
  47 static const char *tl_wr810n_part_probes[] = {
  48         "tp-link",
  49         NULL,
  50 };
  51
  52 static struct flash_platform_data tl_wr810n_flash_data = {
  53         .part_probes = tl_wr810n_part_probes,
  54 };
  55
  56 static struct gpio_led tl_wr810n_leds_gpio[] __initdata = {
  57         {
  58                 .name           = "tp-link:blue:system",
  59                 .gpio           = TL_WR810N_GPIO_LED_SYSTEM,
  60                 .active_low     = 1,
  61         },
  62 };
  63
  64 static struct gpio_keys_button tl_wr810n_gpio_keys[] __initdata = {
  65         {
  66                 .desc           = "reset",
  67                 .type           = EV_KEY,
  68                 .code           = KEY_RESTART,
  69                 .debounce_interval = TL_WR810N_KEYS_DEBOUNCE_INTERVAL,
  70                 .gpio           = TL_WR810N_GPIO_BTN_RESET,
  71                 .active_low     = 1,
  72         },
  73         {
  74                 .desc           = "switch_b0",
  75                 .type           = EV_SW,
  76                 .code           = BTN_0,
  77                 .debounce_interval = TL_WR810N_KEYS_DEBOUNCE_INTERVAL,
  78                 .gpio           = TL_WR810N_GPIO_SWITCH_B0,
  79                 .active_low     = 0,
  80         },
  81         {
  82                 .desc           = "switch_b1",
  83                 .type           = EV_SW,
  84                 .code           = BTN_1,
  85                 .debounce_interval = TL_WR810N_KEYS_DEBOUNCE_INTERVAL,
  86                 .gpio           = TL_WR810N_GPIO_SWITCH_B1,
  87                 .active_low     = 0,
  88         },
  89 };
  90
  91 static void __init tl_wr810n_setup(void)
  92 {
  93         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
  94         u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
  95
  96         ath79_setup_ar933x_phy4_switch(false, false);
  97
  98         ath79_register_m25p80(&tl_wr810n_flash_data);
  99         ath79_register_leds_gpio(-1,
 100                                  ARRAY_SIZE(tl_wr810n_leds_gpio),
 101                                  tl_wr810n_leds_gpio);
 102         ath79_register_gpio_keys_polled(-1,
 103                                         TL_WR810N_KEYS_POLL_INTERVAL,
 104                                         ARRAY_SIZE(tl_wr810n_gpio_keys),
 105                                         tl_wr810n_gpio_keys);
 106
 107         ath79_register_mdio(0, 0x0);
 108
 109         /* WAN */
 110         ath79_eth0_data.duplex = DUPLEX_FULL;
 111         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
 112         ath79_eth0_data.speed = SPEED_100;
 113         ath79_eth0_data.phy_mask = BIT(4);
 114         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 1);
 115         ath79_register_eth(0);
 116
 117         /* LAN */
 118         ath79_switch_data.phy4_mii_en = 1;
 119         ath79_eth1_data.duplex = DUPLEX_FULL;
 120         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
 121         ath79_eth1_data.speed = SPEED_1000;
 122         ath79_switch_data.phy_poll_mask |= BIT(4);
 123         ath79_init_mac(ath79_eth1_data.mac_addr, mac, -1);
 124         ath79_register_eth(1);
 125
 126         ath79_register_wmac(art + TL_WR810N_WMAC_CALDATA_OFFSET, mac);
 127
 128         gpio_request_one(TL_WR810N_GPIO_USB_POWER,
 129                          GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
 130                          "USB power");
 131         ath79_register_usb();
 132 }
 133
 134 MIPS_MACHINE(ATH79_MACH_TL_WR810N, "TL-WR810N", "TP-LINK TL-WR810N",
 135              tl_wr810n_setup);