target/linux/ar71xx/files/arch/mips/ath79/mach-tl-wr802n-v2.c

   1 /*
   2  *  TP-LINK TL-WR802N v2
   3  *
   4  *  Copyright (C) 2016 Thomas Roberts <tom.p.roberts@gmail.com <mailto:tom.p.roberts@gmail.com>>
   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 TL_WR802N_V2_GPIO_LED_SYSTEM    13
  26 #define TL_WR802N_V2_GPIO_BTN_RESET     11
  27
  28 #define TL_WR802N_V2_KEYS_POLL_INTERVAL 20      /* msecs */
  29 #define TL_WR802N_V2_KEYS_DEBOUNCE_INTERVAL     (3 * TL_WR802N_V2_KEYS_POLL_INTERVAL)
  30
  31 static const char *tl_wr802n_v2_part_probes[] = {
  32         "tp-link",
  33         NULL,
  34 };
  35
  36 static struct flash_platform_data tl_wr802n_v2_flash_data = {
  37         .part_probes    = tl_wr802n_v2_part_probes,
  38 };
  39
  40 static struct gpio_led tl_wr802n_v2_leds_gpio[] __initdata = {
  41         {
  42                 .name           = "tl-wr802n-v2:green:system",
  43                 .gpio           = TL_WR802N_V2_GPIO_LED_SYSTEM,
  44                 .active_low     = 1,
  45         },
  46 };
  47
  48 static struct gpio_keys_button tl_wr802n_v2_gpio_keys[] __initdata = {
  49         {
  50                 .desc           = "reset",
  51                 .type           = EV_KEY,
  52                 .code           = KEY_RESTART,
  53                 .debounce_interval = TL_WR802N_V2_KEYS_DEBOUNCE_INTERVAL,
  54                 .gpio           = TL_WR802N_V2_GPIO_BTN_RESET,
  55                 .active_low     = 0,
  56         }
  57 };
  58
  59 static void __init tl_ap143_setup(void)
  60 {
  61                 u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
  62                 u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
  63                 u8 tmpmac[ETH_ALEN];
  64
  65                 ath79_register_m25p80(&tl_wr802n_v2_flash_data);
  66
  67                 ath79_setup_ar933x_phy4_switch(false, false);
  68
  69                 ath79_register_mdio(0, 0x0);
  70
  71                 /* LAN */
  72                 ath79_switch_data.phy4_mii_en = 1;
  73                 ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
  74                 ath79_eth0_data.duplex = DUPLEX_FULL;
  75                 ath79_eth0_data.speed = SPEED_100;
  76                 ath79_eth0_data.phy_mask = BIT(4);
  77                 ath79_init_mac(ath79_eth0_data.mac_addr, mac, 1);
  78                 ath79_register_eth(0);
  79
  80                 ath79_init_mac(tmpmac, mac, 0);
  81                 ath79_register_wmac(ee, tmpmac);
  82 };
  83
  84 static void __init tl_wr802n_v2_setup(void)
  85 {
  86         tl_ap143_setup();
  87
  88         ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr802n_v2_leds_gpio),
  89                 tl_wr802n_v2_leds_gpio);
  90
  91         ath79_register_gpio_keys_polled(1, TL_WR802N_V2_KEYS_POLL_INTERVAL,
  92                 ARRAY_SIZE(tl_wr802n_v2_gpio_keys),
  93                 tl_wr802n_v2_gpio_keys);
  94 }
  95
  96 MIPS_MACHINE(ATH79_MACH_TL_WR802N_V2, "TL-WR802N-v2", "TP-LINK TL-WR802N v2",
  97                 tl_wr802n_v2_setup);