target/linux/ar71xx/files/arch/mips/ath79/mach-wpa8630.c

   1 /*
   2  *  TP-Link WPA8630 board support
   3  *
   4  *  Copyright (C) 2016 Henryk Heisig <hyniu@o2.pl>
   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 #include <linux/platform_device.h>
  11 #include <linux/ath9k_platform.h>
  12 #include <linux/ar8216_platform.h>
  13 #include <asm/mach-ath79/ar71xx_regs.h>
  14
  15 #include "common.h"
  16 #include "dev-m25p80.h"
  17 #include "machtypes.h"
  18 #include "pci.h"
  19 #include "dev-ap9x-pci.h"
  20 #include "dev-eth.h"
  21 #include "dev-gpio-buttons.h"
  22 #include "dev-leds-gpio.h"
  23 #include "dev-spi.h"
  24 #include "dev-wmac.h"
  25
  26 #define WPA8630_KEYS_POLL_INTERVAL      20
  27 #define WPA8630_KEYS_DEBOUNCE_INTERVAL  (3 * WPA8630_KEYS_POLL_INTERVAL)
  28
  29 #define WPA8630_GPIO_LED_POWER          1
  30 #define WPA8630_GPIO_LED_LAN            5
  31 #define WPA8630_GPIO_LED_WLAN           19
  32 #define WPA8630_GPIO_LED_WLAN5          21
  33
  34 #define WPA8630_GPIO_BTN_RESET          2
  35 #define WPA8630_GPIO_BTN_RFKILL         8
  36 #define WPA8630_GPIO_BTN_0              6
  37 #define WPA8630_GPIO_BTN_1              7
  38
  39 #define WPA8630_MAC0_OFFSET             0x0000
  40 #define WPA8630_WMAC_CALDATA_OFFSET     0x1000
  41 #define WPA8630_PCI_CALDATA_OFFSET      0x5000
  42
  43 static struct flash_platform_data wpa8630_flash_data = {
  44         .type = "s25fl064k",
  45 };
  46
  47 static struct gpio_led wpa8630_leds_gpio[] __initdata = {
  48         {
  49                 .name           = "wpa8630:green:power",
  50                 .gpio           = WPA8630_GPIO_LED_POWER,
  51                 .active_low     = 1,
  52         },
  53         {
  54                 .name           = "wpa8630:green:lan",
  55                 .gpio           = WPA8630_GPIO_LED_LAN,
  56                 .active_low     = 1,
  57         },
  58         {
  59                 .name           = "wpa8630:green:wlan",
  60                 .gpio           = WPA8630_GPIO_LED_WLAN,
  61                 .active_low     = 1,
  62         },
  63         {
  64                 .name           = "wpa8630:green:wlan5",
  65                 .gpio           = WPA8630_GPIO_LED_WLAN5,
  66                 .active_low     = 1,
  67         },
  68 };
  69
  70 static struct gpio_keys_button wpa8630_gpio_keys[] __initdata = {
  71         {
  72                 .desc                   = "Reset button",
  73                 .type                   = EV_KEY,
  74                 .code                   = KEY_RESTART,
  75                 .debounce_interval      = WPA8630_KEYS_DEBOUNCE_INTERVAL,
  76                 .gpio                   = WPA8630_GPIO_BTN_RESET,
  77                 .active_low             = 1,
  78         },
  79         {
  80                 .desc                   = "RFKILL button",
  81                 .type                   = EV_KEY,
  82                 .code                   = KEY_RFKILL,
  83                 .debounce_interval      = WPA8630_KEYS_DEBOUNCE_INTERVAL,
  84                 .gpio                   = WPA8630_GPIO_BTN_RFKILL,
  85                 .active_low             = 1,
  86         },
  87         {
  88                 .desc                   = "LED",
  89                 .type                   = EV_KEY,
  90                 .debounce_interval      = WPA8630_KEYS_DEBOUNCE_INTERVAL,
  91                 .gpio                   = WPA8630_GPIO_BTN_0,
  92                 .active_low             = 1,
  93         },
  94         {
  95                 .desc                   = "Pair",
  96                 .type                   = EV_KEY,
  97                 .debounce_interval      = WPA8630_KEYS_DEBOUNCE_INTERVAL,
  98                 .gpio                   = WPA8630_GPIO_BTN_1,
  99                 .active_low             = 1,
 100         },
 101 };
 102
 103 /* GMAC0 of the QCA8337 switch is connected to the QCA9563 SoC via SGMII */
 104 static struct ar8327_pad_cfg wpa8630_qca8337_pad0_cfg = {
 105         .mode = AR8327_PAD_MAC_SGMII,
 106         .sgmii_delay_en = true,
 107 };
 108
 109 static struct ar8327_platform_data wpa8630_qca8337_data = {
 110         .pad0_cfg = &wpa8630_qca8337_pad0_cfg,
 111         .port0_cfg = {
 112                 .force_link = 1,
 113                 .speed = AR8327_PORT_SPEED_1000,
 114                 .duplex = 1,
 115                 .txpause = 1,
 116                 .rxpause = 1,
 117         },
 118 };
 119
 120 static struct mdio_board_info wpa8630_mdio0_info[] = {
 121         {
 122                 .bus_id = "ag71xx-mdio.0",
 123                 .phy_addr = 0,
 124                 .platform_data = &wpa8630_qca8337_data,
 125         },
 126 };
 127
 128 static void __init wpa8630_setup(void)
 129 {
 130         u8 *mac = (u8 *) KSEG1ADDR(0x1f00fc00);
 131         u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
 132
 133         ath79_register_m25p80(&wpa8630_flash_data);
 134
 135         ath79_init_mac(ath79_eth0_data.mac_addr,
 136                 art + WPA8630_MAC0_OFFSET, 0);
 137
 138         platform_device_register(&ath79_mdio0_device);
 139
 140         mdiobus_register_board_info(wpa8630_mdio0_info,
 141                                     ARRAY_SIZE(wpa8630_mdio0_info));
 142
 143         /* GMAC0 is connected to an AR8337 switch */
 144         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
 145         ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
 146         ath79_eth0_data.phy_mask = ~BIT(4);
 147         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
 148
 149         ath79_register_eth(0);
 150
 151         ath79_register_wmac(art + WPA8630_WMAC_CALDATA_OFFSET, mac);
 152
 153         ap91_pci_init(art + WPA8630_PCI_CALDATA_OFFSET, NULL);
 154
 155         ath79_register_leds_gpio(-1, ARRAY_SIZE(wpa8630_leds_gpio),
 156                                 wpa8630_leds_gpio);
 157
 158         ath79_register_gpio_keys_polled(-1, WPA8630_KEYS_POLL_INTERVAL,
 159                                         ARRAY_SIZE(wpa8630_gpio_keys),
 160                                         wpa8630_gpio_keys);
 161 }
 162
 163 MIPS_MACHINE(ATH79_MACH_WPA8630, "WPA8630", "TP-Link WPA8630",
 164         wpa8630_setup);