target/linux/ar71xx/files/arch/mips/ath79/mach-nbg6716.c

   1 /*
   2  * ZyXEL NBG6716 board support
   3  *
   4  * Based on the Qualcomm Atheros AP135/AP136 reference board support code
   5  * Copyright (c) 2012 Qualcomm Atheros
   6  * Copyright (c) 2012-2013 Gabor Juhos <juhosg@openwrt.org>
   7  * Copyright (c) 2013 Andre Valentin <avalentin@marcant.net>
   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/ar8216_platform.h>
  25 #include <linux/gpio.h>
  26 #include <linux/mtd/mtd.h>
  27 #include <linux/mtd/nand.h>
  28 #include <linux/platform/ar934x_nfc.h>
  29
  30 #include <asm/mach-ath79/ar71xx_regs.h>
  31
  32 #include "common.h"
  33 #include "pci.h"
  34 #include "dev-ap9x-pci.h"
  35 #include "dev-gpio-buttons.h"
  36 #include "dev-eth.h"
  37 #include "dev-leds-gpio.h"
  38 #include "dev-nfc.h"
  39 #include "dev-m25p80.h"
  40 #include "dev-usb.h"
  41 #include "dev-wmac.h"
  42 #include "machtypes.h"
  43 #include "nvram.h"
  44
  45 #define NBG6716_GPIO_LED_INTERNET       18
  46 #define NBG6716_GPIO_LED_POWER          15
  47 #define NBG6716_GPIO_LED_USB1           4
  48 #define NBG6716_GPIO_LED_USB2           13
  49 #define NBG6716_GPIO_LED_WIFI2G         19
  50 #define NBG6716_GPIO_LED_WIFI5G         17
  51 #define NBG6716_GPIO_LED_WPS            21
  52
  53 #define NBG6716_GPIO_BTN_RESET          23
  54 #define NBG6716_GPIO_BTN_RFKILL         1
  55 #define NBG6716_GPIO_BTN_USB1           0
  56 #define NBG6716_GPIO_BTN_USB2           14
  57 #define NBG6716_GPIO_BTN_WPS            22
  58
  59 #define NBG6716_GPIO_USB_POWER          16
  60
  61 #define NBG6716_KEYS_POLL_INTERVAL      20      /* msecs */
  62 #define NBG6716_KEYS_DEBOUNCE_INTERVAL  (3 * NBG6716_KEYS_POLL_INTERVAL)
  63
  64 #define NBG6716_MAC0_OFFSET             0
  65 #define NBG6716_MAC1_OFFSET             6
  66 #define NBG6716_WMAC_CALDATA_OFFSET     0x1000
  67 #define NBG6716_PCIE_CALDATA_OFFSET     0x5000
  68
  69 static struct gpio_led nbg6716_leds_gpio[] __initdata = {
  70         {
  71                 .name           = "zyxel:white:internet",
  72                 .gpio           = NBG6716_GPIO_LED_INTERNET,
  73                 .active_low     = 1,
  74         },
  75         {
  76                 .name           = "zyxel:white:power",
  77                 .gpio           = NBG6716_GPIO_LED_POWER,
  78                 .active_low     = 1,
  79         },
  80         {
  81                 .name           = "zyxel:white:usb1",
  82                 .gpio           = NBG6716_GPIO_LED_USB1,
  83                 .active_low     = 1,
  84         },
  85         {
  86                 .name           = "zyxel:white:usb2",
  87                 .gpio           = NBG6716_GPIO_LED_USB2,
  88                 .active_low     = 1,
  89         },
  90         {
  91                 .name           = "zyxel:white:wifi2g",
  92                 .gpio           = NBG6716_GPIO_LED_WIFI2G,
  93                 .active_low     = 1,
  94         },
  95         {
  96                 .name           = "zyxel:white:wifi5g",
  97                 .gpio           = NBG6716_GPIO_LED_WIFI5G,
  98                 .active_low     = 1,
  99         },
 100         {
 101                 .name           = "zyxel:white:wps",
 102                 .gpio           = NBG6716_GPIO_LED_WPS,
 103                 .active_low     = 1,
 104         }
 105 };
 106
 107 static struct gpio_keys_button nbg6716_gpio_keys[] __initdata = {
 108         {
 109                 .desc           = "RESET button",
 110                 .type           = EV_KEY,
 111                 .code           = KEY_RESTART,
 112                 .debounce_interval = NBG6716_KEYS_DEBOUNCE_INTERVAL,
 113                 .gpio           = NBG6716_GPIO_BTN_RESET,
 114                 .active_low     = 1,
 115         },
 116         {
 117                 .desc           = "RFKILL button",
 118                 .type           = EV_SW,
 119                 .code           = KEY_RFKILL,
 120                 .debounce_interval = NBG6716_KEYS_DEBOUNCE_INTERVAL,
 121                 .gpio           = NBG6716_GPIO_BTN_RFKILL,
 122                 .active_low     = 0,
 123         },
 124         {
 125                 .desc           = "USB1 eject button",
 126                 .type           = EV_KEY,
 127                 .code           = BTN_1,
 128                 .debounce_interval = NBG6716_KEYS_DEBOUNCE_INTERVAL,
 129                 .gpio           = NBG6716_GPIO_BTN_USB1,
 130                 .active_low     = 1,
 131         },
 132         {
 133                 .desc           = "USB2 eject button",
 134                 .type           = EV_KEY,
 135                 .code           = BTN_2,
 136                 .debounce_interval = NBG6716_KEYS_DEBOUNCE_INTERVAL,
 137                 .gpio           = NBG6716_GPIO_BTN_USB2,
 138                 .active_low     = 1,
 139         },
 140         {
 141                 .desc           = "WPS button",
 142                 .type           = EV_KEY,
 143                 .code           = KEY_WPS_BUTTON,
 144                 .debounce_interval = NBG6716_KEYS_DEBOUNCE_INTERVAL,
 145                 .gpio           = NBG6716_GPIO_BTN_WPS,
 146                 .active_low     = 1,
 147         },
 148 };
 149
 150 static struct ar8327_pad_cfg nbg6716_ar8327_pad0_cfg;
 151 static struct ar8327_pad_cfg nbg6716_ar8327_pad6_cfg;
 152 static struct ar8327_led_cfg nbg6716_ar8327_led_cfg;
 153
 154 static struct ar8327_platform_data nbg6716_ar8327_data = {
 155         .pad0_cfg = &nbg6716_ar8327_pad0_cfg,
 156         .pad6_cfg = &nbg6716_ar8327_pad6_cfg,
 157         .port0_cfg = {
 158                 .force_link = 1,
 159                 .speed = AR8327_PORT_SPEED_1000,
 160                 .duplex = 1,
 161                 .txpause = 1,
 162                 .rxpause = 1,
 163         },
 164         .port6_cfg = {
 165                 .force_link = 1,
 166                 .speed = AR8327_PORT_SPEED_1000,
 167                 .duplex = 1,
 168                 .txpause = 1,
 169                 .rxpause = 1,
 170         },
 171         .led_cfg = &nbg6716_ar8327_led_cfg
 172 };
 173
 174 static struct mdio_board_info nbg6716_mdio0_info[] = {
 175         {
 176                 .bus_id = "ag71xx-mdio.0",
 177                 .phy_addr = 0,
 178                 .platform_data = &nbg6716_ar8327_data,
 179         },
 180 };
 181
 182 static void nbg6716_get_mac(const char *name, char *mac)
 183 {
 184         u8 *nvram = (u8 *) KSEG1ADDR(0x1f040000);
 185         int err;
 186
 187         err = ath79_nvram_parse_mac_addr(nvram, 0x10000,
 188                                          name, mac);
 189         if (err)
 190                 pr_err("no MAC address found for %s\n", name);
 191 }
 192
 193 static void __init nbg6716_common_setup(void)
 194 {
 195         u8 *art = (u8 *) KSEG1ADDR(0x1f050000);
 196         u8 tmpmac[ETH_ALEN];
 197
 198         ath79_register_m25p80(NULL);
 199
 200         ath79_register_leds_gpio(-1, ARRAY_SIZE(nbg6716_leds_gpio),
 201                                  nbg6716_leds_gpio);
 202         ath79_register_gpio_keys_polled(-1, NBG6716_KEYS_POLL_INTERVAL,
 203                                         ARRAY_SIZE(nbg6716_gpio_keys),
 204                                         nbg6716_gpio_keys);
 205
 206         ath79_nfc_set_ecc_mode(AR934X_NFC_ECC_HW);
 207         ath79_register_nfc();
 208
 209         gpio_request_one(NBG6716_GPIO_USB_POWER,
 210                 GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
 211                 "USB power");
 212
 213         ath79_register_usb();
 214
 215         nbg6716_get_mac("ethaddr=", tmpmac);
 216
 217         ath79_register_pci();
 218
 219         ath79_register_wmac(art + NBG6716_WMAC_CALDATA_OFFSET, tmpmac);
 220
 221         ath79_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN);
 222
 223         ath79_register_mdio(0, 0x0);
 224
 225         ath79_init_mac(ath79_eth0_data.mac_addr, tmpmac, 2);
 226         ath79_init_mac(ath79_eth1_data.mac_addr, tmpmac, 3);
 227
 228         mdiobus_register_board_info(nbg6716_mdio0_info,
 229                                     ARRAY_SIZE(nbg6716_mdio0_info));
 230
 231         /* GMAC0 is connected to the RMGII interface */
 232         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 233         ath79_eth0_data.phy_mask = BIT(0);
 234         ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
 235
 236         ath79_register_eth(0);
 237
 238         /* GMAC1 is connected to the SGMII interface */
 239         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
 240         ath79_eth1_data.speed = SPEED_1000;
 241         ath79_eth1_data.duplex = DUPLEX_FULL;
 242
 243         ath79_register_eth(1);
 244 }
 245
 246 static void __init nbg6716_010_setup(void)
 247 {
 248         /* GMAC0 of the AR8337 switch is connected to GMAC0 via RGMII */
 249         nbg6716_ar8327_pad0_cfg.mode = AR8327_PAD_MAC_RGMII;
 250         nbg6716_ar8327_pad0_cfg.txclk_delay_en = true;
 251         nbg6716_ar8327_pad0_cfg.rxclk_delay_en = true;
 252         nbg6716_ar8327_pad0_cfg.txclk_delay_sel = AR8327_CLK_DELAY_SEL1;
 253         nbg6716_ar8327_pad0_cfg.rxclk_delay_sel = AR8327_CLK_DELAY_SEL2;
 254         nbg6716_ar8327_pad0_cfg.mac06_exchange_en = true;
 255
 256         /* GMAC6 of the AR8337 switch is connected to GMAC1 via SGMII */
 257         nbg6716_ar8327_pad6_cfg.mode = AR8327_PAD_MAC_SGMII;
 258         nbg6716_ar8327_pad6_cfg.rxclk_delay_en = true;
 259         nbg6716_ar8327_pad6_cfg.rxclk_delay_sel = AR8327_CLK_DELAY_SEL0;
 260
 261         ath79_eth0_pll_data.pll_1000 = 0xa6000000;
 262         ath79_eth1_pll_data.pll_1000 = 0x03000101;
 263
 264         nbg6716_ar8327_led_cfg.open_drain = 0;
 265         nbg6716_ar8327_led_cfg.led_ctrl0 = 0xffb7ffb7;
 266         nbg6716_ar8327_led_cfg.led_ctrl1 = 0xffb7ffb7;
 267         nbg6716_ar8327_led_cfg.led_ctrl2 = 0xffb7ffb7;
 268         nbg6716_ar8327_led_cfg.led_ctrl3 = 0x03ffff00;
 269
 270         nbg6716_common_setup();
 271 }
 272
 273 MIPS_MACHINE(ATH79_MACH_NBG6716, "NBG6716",
 274              "Zyxel NBG6716",
 275              nbg6716_010_setup);
 276