2 * WD My Net WI-FI Range Extender (Codename:Starfish db12x) board support
4 * Copyright (C) 2013 Christian Lamparter <chunkeey@googlemail.com>
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_REXT_GPIO_LED_POWER 11
33 #define MYNET_REXT_GPIO_LED_ETHERNET 12
34 #define MYNET_REXT_GPIO_LED_WIFI 19
36 #define MYNET_REXT_GPIO_LED_RF_QTY1 20
37 #define MYNET_REXT_GPIO_LED_RF_QTY2 21
38 #define MYNET_REXT_GPIO_LED_RF_QTY3 22
40 #define MYNET_REXT_GPIO_BTN_RESET 13
41 #define MYNET_REXT_GPIO_BTN_WPS 15
42 #define MYNET_REXT_GPIO_SW_RF 14
44 #define MYNET_REXT_GPIO_PHY_SWRST 16 /* disables Ethernet PHY */
45 #define MYNET_REXT_GPIO_PHY_INT 17
46 #define MYNET_REXT_GPIO_18 18
48 #define MYNET_REXT_KEYS_POLL_INTERVAL 20 /* msecs */
49 #define MYNET_REXT_KEYS_DEBOUNCE_INTERVAL (3 * MYNET_REXT_KEYS_POLL_INTERVAL)
51 #define MYNET_REXT_WMAC_CALDATA_OFFSET 0x1000
53 #define MYNET_REXT_NVRAM_ADDR 0x1f7e0010
54 #define MYNET_REXT_NVRAM_SIZE 0xfff0
56 #define MYNET_REXT_ART_ADDR 0x1f7f0000
58 static const char *mynet_rext_part_probes[] = {
63 static struct flash_platform_data mynet_rext_flash_data = {
65 .part_probes = mynet_rext_part_probes,
68 static struct gpio_led mynet_rext_leds_gpio[] __initdata = {
70 .name = "wd:blue:power",
71 .gpio = MYNET_REXT_GPIO_LED_POWER,
75 .name = "wd:blue:wireless",
76 .gpio = MYNET_REXT_GPIO_LED_WIFI,
80 .name = "wd:blue:ethernet",
81 .gpio = MYNET_REXT_GPIO_LED_ETHERNET,
85 .name = "wd:blue:quality1",
86 .gpio = MYNET_REXT_GPIO_LED_RF_QTY1,
90 .name = "wd:blue:quality2",
91 .gpio = MYNET_REXT_GPIO_LED_RF_QTY2,
95 .name = "wd:blue:quality3",
96 .gpio = MYNET_REXT_GPIO_LED_RF_QTY3,
101 static struct gpio_keys_button mynet_rext_gpio_keys[] __initdata = {
103 .desc = "Reset button",
106 .debounce_interval = MYNET_REXT_KEYS_DEBOUNCE_INTERVAL,
107 .gpio = MYNET_REXT_GPIO_BTN_RESET,
111 .desc = "WPS button",
113 .code = KEY_WPS_BUTTON,
114 .debounce_interval = MYNET_REXT_KEYS_DEBOUNCE_INTERVAL,
115 .gpio = MYNET_REXT_GPIO_BTN_WPS,
119 .desc = "RF Band switch",
122 .debounce_interval = MYNET_REXT_KEYS_DEBOUNCE_INTERVAL,
123 .gpio = MYNET_REXT_GPIO_SW_RF,
127 static void mynet_rext_get_mac(const char *name, char *mac)
129 u8 *nvram = (u8 *) KSEG1ADDR(MYNET_REXT_NVRAM_ADDR);
132 err = ath79_nvram_parse_mac_addr(nvram, MYNET_REXT_NVRAM_SIZE,
135 pr_err("no MAC address found for %s\n", name);
138 static void __init mynet_rext_setup(void)
140 u8 *art = (u8 *) KSEG1ADDR(MYNET_REXT_ART_ADDR);
143 ath79_register_m25p80(&mynet_rext_flash_data);
145 /* GPIO configuration from drivers/char/GPIO8.c */
147 ath79_gpio_output_select(MYNET_REXT_GPIO_LED_POWER,
148 AR934X_GPIO_OUT_GPIO);
149 ath79_gpio_output_select(MYNET_REXT_GPIO_LED_WIFI,
150 AR934X_GPIO_OUT_GPIO);
151 ath79_gpio_output_select(MYNET_REXT_GPIO_LED_RF_QTY1,
152 AR934X_GPIO_OUT_GPIO);
153 ath79_gpio_output_select(MYNET_REXT_GPIO_LED_RF_QTY2,
154 AR934X_GPIO_OUT_GPIO);
155 ath79_gpio_output_select(MYNET_REXT_GPIO_LED_RF_QTY3,
156 AR934X_GPIO_OUT_GPIO);
157 ath79_gpio_output_select(MYNET_REXT_GPIO_LED_ETHERNET,
158 AR934X_GPIO_OUT_GPIO);
159 ath79_register_leds_gpio(-1, ARRAY_SIZE(mynet_rext_leds_gpio),
160 mynet_rext_leds_gpio);
162 ath79_register_gpio_keys_polled(-1, MYNET_REXT_KEYS_POLL_INTERVAL,
163 ARRAY_SIZE(mynet_rext_gpio_keys),
164 mynet_rext_gpio_keys);
166 ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0 |
167 AR934X_ETH_CFG_RXD_DELAY |
168 AR934X_ETH_CFG_RDV_DELAY);
170 ath79_register_mdio(0, 0x0);
173 mynet_rext_get_mac("et0macaddr=", ath79_eth0_data.mac_addr);
175 /* GMAC0 is connected to an external PHY on Port 4 */
176 ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
177 ath79_eth0_data.phy_mask = BIT(4);
178 ath79_eth0_pll_data.pll_1000 = 0x0e000000; /* athrs_mac.c */
179 ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
180 ath79_register_eth(0);
183 mynet_rext_get_mac("wl0_hwaddr=", tmpmac);
184 ap91_pci_init(art + MYNET_REXT_WMAC_CALDATA_OFFSET, tmpmac);
187 MIPS_MACHINE(ATH79_MACH_MYNET_REXT, "MYNET-REXT",
188 "WD My Net Wi-Fi Range Extender", mynet_rext_setup);