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>
17 #include <linux/platform_data/phy-at803x.h>
19 #include <asm/mach-ath79/ar71xx_regs.h>
22 #include "dev-ap9x-pci.h"
24 #include "dev-gpio-buttons.h"
25 #include "dev-leds-gpio.h"
26 #include "dev-m25p80.h"
30 #include "machtypes.h"
33 #define MYNET_REXT_GPIO_LED_POWER 11
34 #define MYNET_REXT_GPIO_LED_ETHERNET 12
35 #define MYNET_REXT_GPIO_LED_WIFI 19
37 #define MYNET_REXT_GPIO_LED_RF_QTY1 20
38 #define MYNET_REXT_GPIO_LED_RF_QTY2 21
39 #define MYNET_REXT_GPIO_LED_RF_QTY3 22
41 #define MYNET_REXT_GPIO_BTN_RESET 13
42 #define MYNET_REXT_GPIO_BTN_WPS 15
43 #define MYNET_REXT_GPIO_SW_RF 14
45 #define MYNET_REXT_GPIO_PHY_SWRST 16 /* disables Ethernet PHY */
46 #define MYNET_REXT_GPIO_PHY_INT 17
47 #define MYNET_REXT_GPIO_18 18
49 #define MYNET_REXT_KEYS_POLL_INTERVAL 20 /* msecs */
50 #define MYNET_REXT_KEYS_DEBOUNCE_INTERVAL (3 * MYNET_REXT_KEYS_POLL_INTERVAL)
52 #define MYNET_REXT_WMAC_CALDATA_OFFSET 0x1000
54 #define MYNET_REXT_NVRAM_ADDR 0x1f7e0010
55 #define MYNET_REXT_NVRAM_SIZE 0xfff0
57 #define MYNET_REXT_ART_ADDR 0x1f7f0000
59 static const char *mynet_rext_part_probes[] = {
64 static struct flash_platform_data mynet_rext_flash_data = {
66 .part_probes = mynet_rext_part_probes,
69 static struct gpio_led mynet_rext_leds_gpio[] __initdata = {
71 .name = "wd:blue:power",
72 .gpio = MYNET_REXT_GPIO_LED_POWER,
76 .name = "wd:blue:wireless",
77 .gpio = MYNET_REXT_GPIO_LED_WIFI,
81 .name = "wd:blue:ethernet",
82 .gpio = MYNET_REXT_GPIO_LED_ETHERNET,
86 .name = "wd:blue:quality1",
87 .gpio = MYNET_REXT_GPIO_LED_RF_QTY1,
91 .name = "wd:blue:quality2",
92 .gpio = MYNET_REXT_GPIO_LED_RF_QTY2,
96 .name = "wd:blue:quality3",
97 .gpio = MYNET_REXT_GPIO_LED_RF_QTY3,
102 static struct gpio_keys_button mynet_rext_gpio_keys[] __initdata = {
104 .desc = "Reset button",
107 .debounce_interval = MYNET_REXT_KEYS_DEBOUNCE_INTERVAL,
108 .gpio = MYNET_REXT_GPIO_BTN_RESET,
112 .desc = "WPS button",
114 .code = KEY_WPS_BUTTON,
115 .debounce_interval = MYNET_REXT_KEYS_DEBOUNCE_INTERVAL,
116 .gpio = MYNET_REXT_GPIO_BTN_WPS,
120 .desc = "RF Band switch",
123 .debounce_interval = MYNET_REXT_KEYS_DEBOUNCE_INTERVAL,
124 .gpio = MYNET_REXT_GPIO_SW_RF,
128 static struct at803x_platform_data mynet_rext_at803x_data = {
129 .disable_smarteee = 0,
130 .enable_rgmii_rx_delay = 1,
131 .enable_rgmii_tx_delay = 0,
132 .fixup_rgmii_tx_delay = 1,
135 static struct mdio_board_info mynet_rext_mdio0_info[] = {
137 .bus_id = "ag71xx-mdio.0",
139 .platform_data = &mynet_rext_at803x_data,
143 static void mynet_rext_get_mac(const char *name, char *mac)
145 u8 *nvram = (u8 *) KSEG1ADDR(MYNET_REXT_NVRAM_ADDR);
148 err = ath79_nvram_parse_mac_addr(nvram, MYNET_REXT_NVRAM_SIZE,
151 pr_err("no MAC address found for %s\n", name);
154 static void __init mynet_rext_setup(void)
156 u8 *art = (u8 *) KSEG1ADDR(MYNET_REXT_ART_ADDR);
159 ath79_register_m25p80(&mynet_rext_flash_data);
161 /* GPIO configuration from drivers/char/GPIO8.c */
163 ath79_gpio_output_select(MYNET_REXT_GPIO_LED_POWER,
164 AR934X_GPIO_OUT_GPIO);
165 ath79_gpio_output_select(MYNET_REXT_GPIO_LED_WIFI,
166 AR934X_GPIO_OUT_GPIO);
167 ath79_gpio_output_select(MYNET_REXT_GPIO_LED_RF_QTY1,
168 AR934X_GPIO_OUT_GPIO);
169 ath79_gpio_output_select(MYNET_REXT_GPIO_LED_RF_QTY2,
170 AR934X_GPIO_OUT_GPIO);
171 ath79_gpio_output_select(MYNET_REXT_GPIO_LED_RF_QTY3,
172 AR934X_GPIO_OUT_GPIO);
173 ath79_gpio_output_select(MYNET_REXT_GPIO_LED_ETHERNET,
174 AR934X_GPIO_OUT_GPIO);
175 ath79_register_leds_gpio(-1, ARRAY_SIZE(mynet_rext_leds_gpio),
176 mynet_rext_leds_gpio);
178 ath79_register_gpio_keys_polled(-1, MYNET_REXT_KEYS_POLL_INTERVAL,
179 ARRAY_SIZE(mynet_rext_gpio_keys),
180 mynet_rext_gpio_keys);
182 ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0 |
183 AR934X_ETH_CFG_RXD_DELAY |
184 AR934X_ETH_CFG_RDV_DELAY);
186 ath79_register_mdio(0, 0x0);
188 mdiobus_register_board_info(mynet_rext_mdio0_info,
189 ARRAY_SIZE(mynet_rext_mdio0_info));
192 mynet_rext_get_mac("et0macaddr=", ath79_eth0_data.mac_addr);
194 /* GMAC0 is connected to an external PHY on Port 4 */
195 ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
196 ath79_eth0_data.phy_mask = BIT(4);
197 ath79_eth0_pll_data.pll_10 = 0x00001313; /* athrs_mac.c */
198 ath79_eth0_pll_data.pll_1000 = 0x0e000000; /* athrs_mac.c */
199 ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
200 ath79_register_eth(0);
203 mynet_rext_get_mac("wl0_hwaddr=", tmpmac);
204 ap91_pci_init(art + MYNET_REXT_WMAC_CALDATA_OFFSET, tmpmac);
207 MIPS_MACHINE(ATH79_MACH_MYNET_REXT, "MYNET-REXT",
208 "WD My Net Wi-Fi Range Extender", mynet_rext_setup);