2 * WD My Net N600 board support
4 * Copyright (C) 2013 Gabor Juhos <juhosg@openwrt.org>
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.
11 #include <linux/pci.h>
12 #include <linux/phy.h>
13 #include <linux/gpio.h>
14 #include <linux/platform_device.h>
15 #include <linux/ath9k_platform.h>
16 #include <linux/ar8216_platform.h>
18 #include <asm/mach-ath79/ar71xx_regs.h>
21 #include "dev-ap9x-pci.h"
23 #include "dev-gpio-buttons.h"
24 #include "dev-leds-gpio.h"
25 #include "dev-m25p80.h"
29 #include "machtypes.h"
32 #define MYNET_N600_GPIO_LED_WIFI 0
33 #define MYNET_N600_GPIO_LED_POWER 11
34 #define MYNET_N600_GPIO_LED_INTERNET 12
35 #define MYNET_N600_GPIO_LED_WPS 13
37 #define MYNET_N600_GPIO_LED_LAN1 4
38 #define MYNET_N600_GPIO_LED_LAN2 3
39 #define MYNET_N600_GPIO_LED_LAN3 2
40 #define MYNET_N600_GPIO_LED_LAN4 1
42 #define MYNET_N600_GPIO_BTN_RESET 16
43 #define MYNET_N600_GPIO_BTN_WPS 17
45 #define MYNET_N600_GPIO_EXTERNAL_LNA0 14
46 #define MYNET_N600_GPIO_EXTERNAL_LNA1 15
48 #define MYNET_N600_KEYS_POLL_INTERVAL 20 /* msecs */
49 #define MYNET_N600_KEYS_DEBOUNCE_INTERVAL (3 * MYNET_N600_KEYS_POLL_INTERVAL)
51 #define MYNET_N600_MAC0_OFFSET 0
52 #define MYNET_N600_MAC1_OFFSET 6
53 #define MYNET_N600_WMAC_CALDATA_OFFSET 0x1000
54 #define MYNET_N600_PCIE_CALDATA_OFFSET 0x5000
56 #define MYNET_N600_NVRAM_ADDR 0x1f058010
57 #define MYNET_N600_NVRAM_SIZE 0x7ff0
59 static struct gpio_led mynet_n600_leds_gpio[] __initdata = {
61 .name = "wd:blue:power",
62 .gpio = MYNET_N600_GPIO_LED_POWER,
66 .name = "wd:blue:wps",
67 .gpio = MYNET_N600_GPIO_LED_WPS,
71 .name = "wd:blue:wireless",
72 .gpio = MYNET_N600_GPIO_LED_WIFI,
76 .name = "wd:blue:internet",
77 .gpio = MYNET_N600_GPIO_LED_INTERNET,
81 .name = "wd:green:lan1",
82 .gpio = MYNET_N600_GPIO_LED_LAN1,
86 .name = "wd:green:lan2",
87 .gpio = MYNET_N600_GPIO_LED_LAN2,
91 .name = "wd:green:lan3",
92 .gpio = MYNET_N600_GPIO_LED_LAN3,
96 .name = "wd:green:lan4",
97 .gpio = MYNET_N600_GPIO_LED_LAN4,
102 static struct gpio_keys_button mynet_n600_gpio_keys[] __initdata = {
104 .desc = "Reset button",
107 .debounce_interval = MYNET_N600_KEYS_DEBOUNCE_INTERVAL,
108 .gpio = MYNET_N600_GPIO_BTN_RESET,
112 .desc = "WPS button",
114 .code = KEY_WPS_BUTTON,
115 .debounce_interval = MYNET_N600_KEYS_DEBOUNCE_INTERVAL,
116 .gpio = MYNET_N600_GPIO_BTN_WPS,
121 static void mynet_n600_get_mac(const char *name, char *mac)
123 u8 *nvram = (u8 *) KSEG1ADDR(MYNET_N600_NVRAM_ADDR);
126 err = ath79_nvram_parse_mac_addr(nvram, MYNET_N600_NVRAM_SIZE,
129 pr_err("no MAC address found for %s\n", name);
132 #define MYNET_N600_WAN_PHY_MASK BIT(0)
134 static void __init mynet_n600_setup(void)
136 u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
139 ath79_register_m25p80(NULL);
141 ath79_gpio_output_select(MYNET_N600_GPIO_LED_LAN1,
142 AR934X_GPIO_OUT_GPIO);
143 ath79_gpio_output_select(MYNET_N600_GPIO_LED_LAN2,
144 AR934X_GPIO_OUT_GPIO);
145 ath79_gpio_output_select(MYNET_N600_GPIO_LED_LAN3,
146 AR934X_GPIO_OUT_GPIO);
147 ath79_gpio_output_select(MYNET_N600_GPIO_LED_LAN4,
148 AR934X_GPIO_OUT_GPIO);
149 ath79_gpio_output_select(MYNET_N600_GPIO_LED_INTERNET,
150 AR934X_GPIO_OUT_GPIO);
151 ath79_register_leds_gpio(-1, ARRAY_SIZE(mynet_n600_leds_gpio),
152 mynet_n600_leds_gpio);
154 ath79_register_gpio_keys_polled(-1, MYNET_N600_KEYS_POLL_INTERVAL,
155 ARRAY_SIZE(mynet_n600_gpio_keys),
156 mynet_n600_gpio_keys);
159 * Control signal for external LNAs 0 and 1
160 * Taken from GPL bootloader source:
161 * board/ar7240/db12x/alpha_gpio.c
163 gpio_request_one(MYNET_N600_GPIO_EXTERNAL_LNA0,
164 GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
166 gpio_request_one(MYNET_N600_GPIO_EXTERNAL_LNA1,
167 GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
170 mynet_n600_get_mac("wlan24mac=", tmpmac);
171 ath79_register_wmac(art + MYNET_N600_WMAC_CALDATA_OFFSET, tmpmac);
173 mynet_n600_get_mac("wlan5mac=", tmpmac);
174 ap91_pci_init(art + MYNET_N600_PCIE_CALDATA_OFFSET, tmpmac);
176 ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_SW_ONLY_MODE |
177 AR934X_ETH_CFG_SW_PHY_SWAP);
179 ath79_register_mdio(1, 0x0);
182 mynet_n600_get_mac("lanmac=", ath79_eth1_data.mac_addr);
184 /* GMAC1 is connected to the internal switch */
185 ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
187 ath79_register_eth(1);
190 mynet_n600_get_mac("wanmac=", ath79_eth0_data.mac_addr);
192 /* GMAC0 is connected to the PHY4 of the internal switch */
193 ath79_switch_data.phy4_mii_en = 1;
194 ath79_switch_data.phy_poll_mask = MYNET_N600_WAN_PHY_MASK;
196 ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
197 ath79_eth0_data.phy_mask = MYNET_N600_WAN_PHY_MASK;
198 ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev;
200 ath79_register_eth(0);
202 ath79_register_usb();
205 MIPS_MACHINE(ATH79_MACH_MYNET_N600, "MYNET-N600", "WD My Net N600",