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179 lines
4.5 KiB
C
179 lines
4.5 KiB
C
/*
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* D-Link DIR-869 A1 support
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*
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* Copyright (C) 2015-2016 P. Wassi <p.wassi at gmx.at>
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* Copyright (C) 2016 Matthias Schiffer <mschiffer@universe-factory.net>
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*
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* Derived from: mach-ubnt-unifiac.c
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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/gpio.h>
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#include <linux/init.h>
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#include <linux/pci.h>
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#include <linux/platform_device.h>
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#include <linux/ath9k_platform.h>
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#include <asm/mach-ath79/ath79.h>
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#include <asm/mach-ath79/irq.h>
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#include <asm/mach-ath79/ar71xx_regs.h>
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#include <linux/platform_data/phy-at803x.h>
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#include <linux/ar8216_platform.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-wmac.h"
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#include "machtypes.h"
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#include "nvram.h"
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#define DIR869A1_GPIO_BTN_RESET 1
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#define DIR869A1_GPIO_BTN_WPS 2
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#define DIR869A1_GPIO_SWITCH_MODE 8
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#define DIR869A1_GPIO_ENABLE_SWITCH 11
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#define DIR869A1_GPIO_LED_POWER 15
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#define DIR869A1_GPIO_LED_ORANGE 16
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#define DIR869A1_KEYS_POLL_INTERVAL 20 /* msecs */
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#define DIR869A1_KEYS_DEBOUNCE_INTERVAL (3 * DIR869A1_KEYS_POLL_INTERVAL)
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#define DIR869A1_DEVDATA_ADDR 0x1f050000
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#define DIR869A1_DEVDATA_SIZE 0x10000
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#define DIR869A1_EEPROM_ADDR 0x1fff0000
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#define DIR869A1_WMAC_CALDATA_OFFSET 0x1000
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#define DIR869A1_PCI_CALDATA_OFFSET 0x5000
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static struct gpio_led dir869a1_leds_gpio[] __initdata = {
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{
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/* Actually, this GPIO controls the LED power,
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* while d-link:orange:status switches it between
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* orange and white */
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.name = "d-link:white:status",
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.gpio = DIR869A1_GPIO_LED_POWER,
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.active_low = 1,
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},
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{
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.name = "d-link:orange:status",
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.gpio = DIR869A1_GPIO_LED_ORANGE,
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.active_low = 0,
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},
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};
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static struct gpio_keys_button dir869a1_gpio_keys[] __initdata = {
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{
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.desc = "reset",
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.type = EV_KEY,
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.code = KEY_RESTART,
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.debounce_interval = DIR869A1_KEYS_DEBOUNCE_INTERVAL,
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.gpio = DIR869A1_GPIO_BTN_RESET,
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.active_low = 1,
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},
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{
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.desc = "wps",
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.type = EV_KEY,
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.code = KEY_WPS_BUTTON,
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.debounce_interval = DIR869A1_KEYS_DEBOUNCE_INTERVAL,
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.gpio = DIR869A1_GPIO_BTN_WPS,
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.active_low = 1,
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},
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{
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.desc = "mode",
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.type = EV_SW,
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.code = BTN_0,
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.debounce_interval = DIR869A1_KEYS_DEBOUNCE_INTERVAL,
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.gpio = DIR869A1_GPIO_SWITCH_MODE,
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.active_low = 0,
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},
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};
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static struct ar8327_pad_cfg dir869a1_ar8327_pad0_cfg = {
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.mode = AR8327_PAD_MAC_SGMII,
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.sgmii_delay_en = true,
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};
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static struct ar8327_platform_data dir869a1_ar8327_data = {
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.pad0_cfg = &dir869a1_ar8327_pad0_cfg,
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.port0_cfg = {
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.force_link = 1,
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.speed = AR8327_PORT_SPEED_1000,
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.duplex = 1,
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.txpause = 1,
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.rxpause = 1,
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},
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};
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static struct mdio_board_info dir869a1_mdio0_info[] = {
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{
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.bus_id = "ag71xx-mdio.0",
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.phy_addr = 0,
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.platform_data = &dir869a1_ar8327_data,
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},
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};
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static void dir869a1_get_mac(const char *name, char *mac)
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{
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u8 *nvram = (u8 *) KSEG1ADDR(DIR869A1_DEVDATA_ADDR);
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int err;
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err = ath79_nvram_parse_mac_addr(nvram, DIR869A1_DEVDATA_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 dir869a1_setup(void)
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{
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u8 *eeprom = (u8 *) KSEG1ADDR(DIR869A1_EEPROM_ADDR);
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u8 wlan24mac[ETH_ALEN] = {}, wlan5mac[ETH_ALEN] = {};
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ath79_register_m25p80(NULL);
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gpio_request_one(DIR869A1_GPIO_ENABLE_SWITCH,
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GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
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"Switch power");
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dir869a1_get_mac("lanmac=", ath79_eth0_data.mac_addr);
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ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
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ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
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ath79_eth0_data.phy_mask = BIT(0);
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mdiobus_register_board_info(dir869a1_mdio0_info,
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ARRAY_SIZE(dir869a1_mdio0_info));
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ath79_register_mdio(0, 0);
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ath79_register_eth(0);
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dir869a1_get_mac("wlan24mac=", wlan24mac);
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ath79_register_wmac(eeprom + DIR869A1_WMAC_CALDATA_OFFSET, wlan24mac);
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dir869a1_get_mac("wlan5mac=", wlan5mac);
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ap91_pci_init(eeprom + DIR869A1_PCI_CALDATA_OFFSET, wlan5mac);
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ath79_register_leds_gpio(-1, ARRAY_SIZE(dir869a1_leds_gpio),
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dir869a1_leds_gpio);
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ath79_register_gpio_keys_polled(-1, DIR869A1_KEYS_POLL_INTERVAL,
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ARRAY_SIZE(dir869a1_gpio_keys),
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dir869a1_gpio_keys);
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}
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MIPS_MACHINE(ATH79_MACH_DIR_869_A1, "DIR-869-A1", "D-Link DIR-869 rev. A1",
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dir869a1_setup);
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