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209 lines
5.5 KiB
C
209 lines
5.5 KiB
C
/*
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* WD My Net WI-FI Range Extender (Codename:Starfish db12x) board support
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*
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* Copyright (C) 2013 Christian Lamparter <chunkeey@googlemail.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*/
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#include <linux/pci.h>
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#include <linux/phy.h>
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#include <linux/gpio.h>
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#include <linux/platform_device.h>
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#include <linux/ath9k_platform.h>
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#include <linux/ar8216_platform.h>
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#include <linux/platform_data/phy-at803x.h>
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#include <asm/mach-ath79/ar71xx_regs.h>
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#include "common.h"
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#include "dev-ap9x-pci.h"
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#include "dev-eth.h"
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#include "dev-gpio-buttons.h"
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#include "dev-leds-gpio.h"
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#include "dev-m25p80.h"
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#include "dev-spi.h"
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#include "dev-usb.h"
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#include "dev-wmac.h"
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#include "machtypes.h"
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#include "nvram.h"
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#define MYNET_REXT_GPIO_LED_POWER 11
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#define MYNET_REXT_GPIO_LED_ETHERNET 12
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#define MYNET_REXT_GPIO_LED_WIFI 19
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#define MYNET_REXT_GPIO_LED_RF_QTY1 20
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#define MYNET_REXT_GPIO_LED_RF_QTY2 21
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#define MYNET_REXT_GPIO_LED_RF_QTY3 22
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#define MYNET_REXT_GPIO_BTN_RESET 13
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#define MYNET_REXT_GPIO_BTN_WPS 15
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#define MYNET_REXT_GPIO_SW_RF 14
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#define MYNET_REXT_GPIO_PHY_SWRST 16 /* disables Ethernet PHY */
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#define MYNET_REXT_GPIO_PHY_INT 17
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#define MYNET_REXT_GPIO_18 18
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#define MYNET_REXT_KEYS_POLL_INTERVAL 20 /* msecs */
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#define MYNET_REXT_KEYS_DEBOUNCE_INTERVAL (3 * MYNET_REXT_KEYS_POLL_INTERVAL)
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#define MYNET_REXT_WMAC_CALDATA_OFFSET 0x1000
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#define MYNET_REXT_NVRAM_ADDR 0x1f7e0010
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#define MYNET_REXT_NVRAM_SIZE 0xfff0
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#define MYNET_REXT_ART_ADDR 0x1f7f0000
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static const char *mynet_rext_part_probes[] = {
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"cybertan",
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NULL,
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};
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static struct flash_platform_data mynet_rext_flash_data = {
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.type = "s25fl064k",
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.part_probes = mynet_rext_part_probes,
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};
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static struct gpio_led mynet_rext_leds_gpio[] __initdata = {
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{
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.name = "wd:blue:power",
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.gpio = MYNET_REXT_GPIO_LED_POWER,
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.active_low = 0,
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},
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{
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.name = "wd:blue:wireless",
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.gpio = MYNET_REXT_GPIO_LED_WIFI,
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.active_low = 1,
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},
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{
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.name = "wd:blue:ethernet",
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.gpio = MYNET_REXT_GPIO_LED_ETHERNET,
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.active_low = 1,
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},
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{
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.name = "wd:blue:quality1",
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.gpio = MYNET_REXT_GPIO_LED_RF_QTY1,
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.active_low = 1,
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},
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{
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.name = "wd:blue:quality2",
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.gpio = MYNET_REXT_GPIO_LED_RF_QTY2,
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.active_low = 1,
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},
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{
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.name = "wd:blue:quality3",
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.gpio = MYNET_REXT_GPIO_LED_RF_QTY3,
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.active_low = 1,
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},
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};
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static struct gpio_keys_button mynet_rext_gpio_keys[] __initdata = {
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{
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.desc = "Reset button",
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.type = EV_KEY,
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.code = KEY_RESTART,
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.debounce_interval = MYNET_REXT_KEYS_DEBOUNCE_INTERVAL,
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.gpio = MYNET_REXT_GPIO_BTN_RESET,
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.active_low = 1,
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},
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{
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.desc = "WPS button",
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.type = EV_KEY,
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.code = KEY_WPS_BUTTON,
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.debounce_interval = MYNET_REXT_KEYS_DEBOUNCE_INTERVAL,
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.gpio = MYNET_REXT_GPIO_BTN_WPS,
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.active_low = 1,
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},
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{
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.desc = "RF Band switch",
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.type = EV_SW,
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.code = BTN_1,
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.debounce_interval = MYNET_REXT_KEYS_DEBOUNCE_INTERVAL,
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.gpio = MYNET_REXT_GPIO_SW_RF,
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},
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};
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static struct at803x_platform_data mynet_rext_at803x_data = {
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.disable_smarteee = 0,
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.enable_rgmii_rx_delay = 1,
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.enable_rgmii_tx_delay = 0,
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.fixup_rgmii_tx_delay = 1,
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};
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static struct mdio_board_info mynet_rext_mdio0_info[] = {
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{
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.bus_id = "ag71xx-mdio.0",
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.phy_addr = 4,
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.platform_data = &mynet_rext_at803x_data,
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},
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};
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static void mynet_rext_get_mac(const char *name, char *mac)
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{
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u8 *nvram = (u8 *) KSEG1ADDR(MYNET_REXT_NVRAM_ADDR);
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int err;
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err = ath79_nvram_parse_mac_addr(nvram, MYNET_REXT_NVRAM_SIZE,
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name, mac);
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if (err)
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pr_err("no MAC address found for %s\n", name);
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}
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static void __init mynet_rext_setup(void)
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{
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u8 *art = (u8 *) KSEG1ADDR(MYNET_REXT_ART_ADDR);
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u8 tmpmac[ETH_ALEN];
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ath79_register_m25p80(&mynet_rext_flash_data);
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/* GPIO configuration from drivers/char/GPIO8.c */
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ath79_gpio_output_select(MYNET_REXT_GPIO_LED_POWER,
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AR934X_GPIO_OUT_GPIO);
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ath79_gpio_output_select(MYNET_REXT_GPIO_LED_WIFI,
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AR934X_GPIO_OUT_GPIO);
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ath79_gpio_output_select(MYNET_REXT_GPIO_LED_RF_QTY1,
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AR934X_GPIO_OUT_GPIO);
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ath79_gpio_output_select(MYNET_REXT_GPIO_LED_RF_QTY2,
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AR934X_GPIO_OUT_GPIO);
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ath79_gpio_output_select(MYNET_REXT_GPIO_LED_RF_QTY3,
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AR934X_GPIO_OUT_GPIO);
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ath79_gpio_output_select(MYNET_REXT_GPIO_LED_ETHERNET,
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AR934X_GPIO_OUT_GPIO);
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ath79_register_leds_gpio(-1, ARRAY_SIZE(mynet_rext_leds_gpio),
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mynet_rext_leds_gpio);
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ath79_register_gpio_keys_polled(-1, MYNET_REXT_KEYS_POLL_INTERVAL,
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ARRAY_SIZE(mynet_rext_gpio_keys),
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mynet_rext_gpio_keys);
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ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0 |
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AR934X_ETH_CFG_RXD_DELAY |
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AR934X_ETH_CFG_RDV_DELAY);
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ath79_register_mdio(0, 0x0);
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mdiobus_register_board_info(mynet_rext_mdio0_info,
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ARRAY_SIZE(mynet_rext_mdio0_info));
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/* LAN */
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mynet_rext_get_mac("et0macaddr=", ath79_eth0_data.mac_addr);
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/* GMAC0 is connected to an external PHY on Port 4 */
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ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
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ath79_eth0_data.phy_mask = BIT(4);
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ath79_eth0_pll_data.pll_10 = 0x00001313; /* athrs_mac.c */
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ath79_eth0_pll_data.pll_1000 = 0x0e000000; /* athrs_mac.c */
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ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
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ath79_register_eth(0);
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/* WLAN */
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mynet_rext_get_mac("wl0_hwaddr=", tmpmac);
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ap91_pci_init(art + MYNET_REXT_WMAC_CALDATA_OFFSET, tmpmac);
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}
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MIPS_MACHINE(ATH79_MACH_MYNET_REXT, "MYNET-REXT",
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"WD My Net Wi-Fi Range Extender", mynet_rext_setup);
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