From ece1323ed43aa8549d38ba123ca0ad88b95fa7f0 Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Thu, 7 Nov 2013 22:31:52 +0000 Subject: ar71xx: add kernel support for the My Net Wi-Fi Range Extender device This patch adds a new device definition for a Western Digital device. The hardware seems to be based on Qualcomm Atheros DB120 design. Patchwork: http://patchwork.openwrt.org/patch/4281/ Signed-off-by: Christian Lamparter [juhosg: refresh kernel patch] Signed-off-by: Gabor Juhos SVN-Revision: 38686 --- .../ar71xx/files/arch/mips/ath79/mach-mynet-rext.c | 175 +++++++++++++++++++++ 1 file changed, 175 insertions(+) create mode 100644 target/linux/ar71xx/files/arch/mips/ath79/mach-mynet-rext.c (limited to 'target/linux/ar71xx/files') diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-mynet-rext.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-mynet-rext.c new file mode 100644 index 0000000000..d20dbe0a87 --- /dev/null +++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-mynet-rext.c @@ -0,0 +1,175 @@ +/* + * WD My Net WI-FI Range Extender (Codename:Starfish db12x) board support + * + * Copyright (C) 2013 Christian Lamparter + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + */ + +#include +#include +#include +#include +#include +#include + +#include + +#include "common.h" +#include "dev-ap9x-pci.h" +#include "dev-eth.h" +#include "dev-gpio-buttons.h" +#include "dev-leds-gpio.h" +#include "dev-m25p80.h" +#include "dev-spi.h" +#include "dev-usb.h" +#include "dev-wmac.h" +#include "machtypes.h" +#include "nvram.h" + +#define MYNET_REXT_GPIO_LED_POWER 11 +#define MYNET_REXT_GPIO_LED_ETHERNET 12 +#define MYNET_REXT_GPIO_LED_WIFI 19 + +#define MYNET_REXT_GPIO_LED_RF_QTY1 20 +#define MYNET_REXT_GPIO_LED_RF_QTY2 21 +#define MYNET_REXT_GPIO_LED_RF_QTY3 22 + +#define MYNET_REXT_GPIO_BTN_RESET 13 +#define MYNET_REXT_GPIO_BTN_WPS 15 +#define MYNET_REXT_GPIO_SW_RF 14 + +#define MYNET_REXT_GPIO_PHY_SWRST 16 /* disables Ethernet PHY */ +#define MYNET_REXT_GPIO_PHY_INT 17 +#define MYNET_REXT_GPIO_18 18 + +#define MYNET_REXT_KEYS_POLL_INTERVAL 20 /* msecs */ +#define MYNET_REXT_KEYS_DEBOUNCE_INTERVAL (3 * MYNET_REXT_KEYS_POLL_INTERVAL) + +#define MYNET_REXT_WMAC_CALDATA_OFFSET 0x1000 + +#define MYNET_REXT_NVRAM_ADDR 0x1f7e0010 +#define MYNET_REXT_NVRAM_SIZE 0xfff0 + +#define MYNET_REXT_ART_ADDR 0x1f7f0000 + +static struct gpio_led mynet_rext_leds_gpio[] __initdata = { + { + .name = "wd:blue:power", + .gpio = MYNET_REXT_GPIO_LED_POWER, + .active_low = 0, + }, + { + .name = "wd:blue:wireless", + .gpio = MYNET_REXT_GPIO_LED_WIFI, + .active_low = 1, + }, + { + .name = "wd:blue:ethernet", + .gpio = MYNET_REXT_GPIO_LED_ETHERNET, + .active_low = 1, + }, + { + .name = "wd:blue:quality1", + .gpio = MYNET_REXT_GPIO_LED_RF_QTY1, + .active_low = 1, + }, + { + .name = "wd:blue:quality2", + .gpio = MYNET_REXT_GPIO_LED_RF_QTY2, + .active_low = 1, + }, + { + .name = "wd:blue:quality3", + .gpio = MYNET_REXT_GPIO_LED_RF_QTY3, + .active_low = 1, + }, +}; + +static struct gpio_keys_button mynet_rext_gpio_keys[] __initdata = { + { + .desc = "Reset button", + .type = EV_KEY, + .code = KEY_RESTART, + .debounce_interval = MYNET_REXT_KEYS_DEBOUNCE_INTERVAL, + .gpio = MYNET_REXT_GPIO_BTN_RESET, + .active_low = 1, + }, + { + .desc = "WPS button", + .type = EV_KEY, + .code = KEY_WPS_BUTTON, + .debounce_interval = MYNET_REXT_KEYS_DEBOUNCE_INTERVAL, + .gpio = MYNET_REXT_GPIO_BTN_WPS, + .active_low = 1, + }, + { + .desc = "RF Band switch", + .type = EV_SW, + .code = BTN_1, + .debounce_interval = MYNET_REXT_KEYS_DEBOUNCE_INTERVAL, + .gpio = MYNET_REXT_GPIO_SW_RF, + }, +}; + +static void mynet_rext_get_mac(const char *name, char *mac) +{ + u8 *nvram = (u8 *) KSEG1ADDR(MYNET_REXT_NVRAM_ADDR); + int err; + + err = ath79_nvram_parse_mac_addr(nvram, MYNET_REXT_NVRAM_SIZE, + name, mac); + if (err) + pr_err("no MAC address found for %s\n", name); +} + +static void __init mynet_rext_setup(void) +{ + u8 *art = (u8 *) KSEG1ADDR(MYNET_REXT_ART_ADDR); + u8 tmpmac[ETH_ALEN]; + + ath79_register_m25p80(NULL); + + /* GPIO configuration from drivers/char/GPIO8.c */ + + ath79_gpio_output_select(MYNET_REXT_GPIO_LED_POWER, + AR934X_GPIO_OUT_GPIO); + ath79_gpio_output_select(MYNET_REXT_GPIO_LED_WIFI, + AR934X_GPIO_OUT_GPIO); + ath79_gpio_output_select(MYNET_REXT_GPIO_LED_RF_QTY1, + AR934X_GPIO_OUT_GPIO); + ath79_gpio_output_select(MYNET_REXT_GPIO_LED_RF_QTY2, + AR934X_GPIO_OUT_GPIO); + ath79_gpio_output_select(MYNET_REXT_GPIO_LED_RF_QTY3, + AR934X_GPIO_OUT_GPIO); + ath79_gpio_output_select(MYNET_REXT_GPIO_LED_ETHERNET, + AR934X_GPIO_OUT_GPIO); + ath79_register_leds_gpio(-1, ARRAY_SIZE(mynet_rext_leds_gpio), + mynet_rext_leds_gpio); + + ath79_register_gpio_keys_polled(-1, MYNET_REXT_KEYS_POLL_INTERVAL, + ARRAY_SIZE(mynet_rext_gpio_keys), + mynet_rext_gpio_keys); + + mynet_rext_get_mac("wl0_hwaddr=", tmpmac); + ath79_register_wmac(art + MYNET_REXT_WMAC_CALDATA_OFFSET, tmpmac); + + ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0); + + ath79_register_mdio(0, 0x0); + + /* LAN */ + mynet_rext_get_mac("et0macaddr=", ath79_eth0_data.mac_addr); + + /* GMAC0 is connected to an external PHY on Port 4 */ + ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII; + ath79_eth0_data.phy_mask = BIT(4); + ath79_eth0_pll_data.pll_1000 = 0x0e000000; /* athrs_mac.c */ + ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev; + ath79_register_eth(0); +} + +MIPS_MACHINE(ATH79_MACH_MYNET_REXT, "MYNET-REXT", + "WD My Net Wi-Fi Range Extender", mynet_rext_setup); -- cgit v1.2.3