target/linux/ar71xx/files/arch/mips/ath79/mach-archer-c7-v5.c

   1 /*
   2  * Atheros ARCHER_C7 reference board support
   3  *
   4  * Copyright (c) 2018 Arvid E. Picciani <aep@exys.org>
   5  * Copyright (c) 2017 Felix Fietkau <nbd@nbd.name>
   6  * Copyright (c) 2014 The Linux Foundation. All rights reserved.
   7  * Copyright (c) 2012 Gabor Juhos <juhosg@openwrt.org>
   8  *
   9  * Permission to use, copy, modify, and/or distribute this software for any
  10  * purpose with or without fee is hereby granted, provided that the above
  11  * copyright notice and this permission notice appear in all copies.
  12  *
  13  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  14  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  15  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  16  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  17  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  18  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  19  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  20  *
  21  */
  22
  23 #include <linux/platform_device.h>
  24 #include <linux/ath9k_platform.h>
  25 #include <linux/ar8216_platform.h>
  26 #include <linux/proc_fs.h>
  27 #include <linux/gpio.h>
  28 #include <linux/spi/spi_gpio.h>
  29 #include <linux/spi/74x164.h>
  30
  31 #include <asm/mach-ath79/ar71xx_regs.h>
  32
  33 #include "common.h"
  34 #include "dev-m25p80.h"
  35 #include "machtypes.h"
  36 #include "pci.h"
  37 #include "dev-eth.h"
  38 #include "dev-gpio-buttons.h"
  39 #include "dev-leds-gpio.h"
  40 #include "dev-spi.h"
  41 #include "dev-usb.h"
  42 #include "dev-wmac.h"
  43
  44
  45 #define ARCHER_C7_GPIO_BTN_RESET        5
  46 #define ARCHER_C7_GPIO_BTN_WPS_WIFI     2
  47
  48 #define ARCHER_C7_GPIO_LED_WLAN5        9
  49 #define ARCHER_C7_GPIO_LED_POWER        6
  50 #define ARCHER_C7_GPIO_LED_USB          7
  51 #define ARCHER_C7_GPIO_LED_WPS          1
  52 #define ARCHER_C7_GPIO_LED_LAN1         8
  53 #define ARCHER_C7_GPIO_LED_LAN2         17
  54 #define ARCHER_C7_GPIO_LED_LAN3         16
  55 #define ARCHER_C7_GPIO_LED_LAN4         15
  56 #define ARCHER_C7_GPIO_LED_WAN_GREEN    21
  57 #define ARCHER_C7_GPIO_LED_WAN_AMBER    20
  58 #define ARCHER_C7_GPIO_LED_WLAN2        14
  59 #define ARCHER_C7_GPIO_USB_PWR   19
  60
  61 #define ARCHER_C7_KEYS_POLL_INTERVAL        20     /* msecs */
  62 #define ARCHER_C7_KEYS_DEBOUNCE_INTERVAL    (3 * ARCHER_C7_KEYS_POLL_INTERVAL)
  63
  64 #define ARCHER_C7_MAC0_OFFSET               0
  65 #define ARCHER_C7_MAC1_OFFSET               6
  66 #define ARCHER_C7_WMAC_CALDATA_OFFSET       0x1000
  67
  68 #define ARCHER_C7_GPIO_MDC                      3
  69 #define ARCHER_C7_GPIO_MDIO                     4
  70
  71 static struct gpio_led archer_c7_v5_leds_gpio[] __initdata = {
  72         {
  73                 .name           = "archer-c7-v5:green:power",
  74                 .gpio           = ARCHER_C7_GPIO_LED_POWER,
  75                 .active_low     = 1,
  76         }, {
  77                 .name           = "archer-c7-v5:green:wps",
  78                 .gpio           = ARCHER_C7_GPIO_LED_WPS,
  79                 .active_low     = 1,
  80         }, {
  81                 .name           = "archer-c7-v5:green:wlan2g",
  82                 .gpio           = ARCHER_C7_GPIO_LED_WLAN2,
  83                 .active_low     = 1,
  84         }, {
  85                 .name           = "archer-c7-v5:green:wlan5g",
  86                 .gpio           = ARCHER_C7_GPIO_LED_WLAN5,
  87                 .active_low     = 1,
  88         }, {
  89                 .name           = "archer-c7-v5:green:lan1",
  90                 .gpio           = ARCHER_C7_GPIO_LED_LAN1,
  91                 .active_low     = 1,
  92         }, {
  93                 .name           = "archer-c7-v5:green:lan2",
  94                 .gpio           = ARCHER_C7_GPIO_LED_LAN2,
  95                 .active_low     = 1,
  96         }, {
  97                 .name           = "archer-c7-v5:green:lan3",
  98                 .gpio           = ARCHER_C7_GPIO_LED_LAN3,
  99                 .active_low     = 1,
 100         }, {
 101                 .name           = "archer-c7-v5:green:lan4",
 102                 .gpio           = ARCHER_C7_GPIO_LED_LAN4,
 103                 .active_low     = 1,
 104         }, {
 105                 .name           = "archer-c7-v5:green:wan",
 106                 .gpio           =  ARCHER_C7_GPIO_LED_WAN_GREEN,
 107                 .active_low     = 1,
 108         }, {
 109                 .name           = "archer-c7-v5:amber:wan",
 110                 .gpio           =  ARCHER_C7_GPIO_LED_WAN_AMBER,
 111                 .active_low     = 1,
 112         }, {
 113                 .name           = "archer-c7-v5:green:usb",
 114                 .gpio           =  ARCHER_C7_GPIO_LED_USB,
 115                 .active_low     = 1,
 116         },
 117 };
 118
 119 static struct gpio_keys_button archer_c7_v5_gpio_keys[] __initdata = {
 120         {
 121                 .desc           = "WPS and WIFI button",
 122                 .type           = EV_KEY,
 123                 .code           = KEY_WPS_BUTTON,
 124                 .debounce_interval = ARCHER_C7_KEYS_DEBOUNCE_INTERVAL,
 125                 .gpio           = ARCHER_C7_GPIO_BTN_WPS_WIFI,
 126                 .active_low     = 1,
 127         },
 128         {
 129                 .desc           = "Reset button",
 130                 .type           = EV_KEY,
 131                 .code           = KEY_RESTART,
 132                 .debounce_interval = ARCHER_C7_KEYS_DEBOUNCE_INTERVAL,
 133                 .gpio           = ARCHER_C7_GPIO_BTN_RESET,
 134                 .active_low     = 1,
 135         },
 136 };
 137
 138
 139 static struct ar8327_pad_cfg archer_c7_v5_ar8337_pad0_cfg = {
 140         .mode = AR8327_PAD_MAC_SGMII,
 141         .sgmii_delay_en = true,
 142 };
 143
 144 static struct ar8327_platform_data archer_c7_v5_ar8337_data = {
 145         .pad0_cfg = &archer_c7_v5_ar8337_pad0_cfg,
 146         .port0_cfg = {
 147                 .force_link = 1,
 148                 .speed = AR8327_PORT_SPEED_1000,
 149                 .duplex = 1,
 150                 .txpause = 1,
 151                 .rxpause = 1,
 152         },
 153 };
 154
 155 static struct mdio_board_info archer_c7_v5_mdio0_info[] = {
 156         {
 157                 .bus_id = "ag71xx-mdio.0",
 158                 .phy_addr = 0,
 159                 .platform_data = &archer_c7_v5_ar8337_data,
 160         },
 161 };
 162
 163
 164 static void __init archer_c7_v5_setup(void)
 165 {
 166         u8 *art = (u8 *) KSEG1ADDR(0x1f050000);
 167         u8 *mac = (u8 *) KSEG1ADDR(0x1f060008);
 168
 169         ath79_register_m25p80(NULL);
 170
 171
 172         ath79_register_leds_gpio(-1, ARRAY_SIZE(archer_c7_v5_leds_gpio),
 173                                 archer_c7_v5_leds_gpio);
 174
 175         ath79_register_gpio_keys_polled(-1, ARCHER_C7_KEYS_POLL_INTERVAL,
 176                                         ARRAY_SIZE(archer_c7_v5_gpio_keys),
 177                                         archer_c7_v5_gpio_keys);
 178
 179         ath79_register_usb();
 180
 181         ath79_gpio_output_select(ARCHER_C7_GPIO_MDC, QCA956X_GPIO_OUT_MUX_GE0_MDC);
 182         ath79_gpio_output_select(ARCHER_C7_GPIO_MDIO, QCA956X_GPIO_OUT_MUX_GE0_MDO);
 183
 184         ath79_register_mdio(0, 0x0);
 185
 186         mdiobus_register_board_info(archer_c7_v5_mdio0_info,
 187                                     ARRAY_SIZE(archer_c7_v5_mdio0_info));
 188
 189         gpio_request_one(ARCHER_C7_GPIO_USB_PWR,
 190                          GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
 191                          "USB power");
 192
 193         ath79_register_wmac(art + ARCHER_C7_WMAC_CALDATA_OFFSET, mac);
 194         ath79_register_pci();
 195
 196         /* GMAC0 is connected to an AR8337 switch */
 197         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
 198         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
 199         ath79_eth0_data.speed = SPEED_1000;
 200         ath79_eth0_data.duplex = DUPLEX_FULL;
 201         ath79_eth0_data.phy_mask = BIT(0);
 202         ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
 203         ath79_register_eth(0);
 204 }
 205
 206 MIPS_MACHINE(ATH79_MACH_ARCHER_C7_V5, "ARCHER-C7-V5", "TP-LINK Archer C7 v5",
 207              archer_c7_v5_setup);