118 lines
3.3 KiB
C
118 lines
3.3 KiB
C
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/*
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* devolo dLAN Hotspot board support
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*
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* Copyright (C) 2015 Torsten Schnuis <torsten.schnuis@gik.de>
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* Copyright (C) 2015 devolo AG
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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 <asm/mach-ath79/ath79.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-usb.h"
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#include "dev-wmac.h"
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#include "machtypes.h"
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#define DLAN_HOTSPOT_GPIO_LED_WIFI 0
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#define DLAN_HOTSPOT_GPIO_BTN_RESET 11
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#define DLAN_HOTSPOT_GPIO_BTN_PLC_PAIRING 12
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#define DLAN_HOTSPOT_GPIO_BTN_WIFI 21
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#define DLAN_HOTSPOT_GPIO_PLC_POWER 22
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#define DLAN_HOTSPOT_GPIO_PLC_RESET 20
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#define DLAN_HOTSPOT_GPIO_PLC_DISABLE_LEDS 18
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#define DLAN_HOTSPOT_KEYS_POLL_INTERVAL 20 /* msecs */
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#define DLAN_HOTSPOT_KEYS_DEBOUNCE_INTERVAL (3 * DLAN_HOTSPOT_KEYS_POLL_INTERVAL)
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#define DLAN_HOTSPOT_ART_ADDRESS 0x1fff0000
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#define DLAN_HOTSPOT_CALDATA_OFFSET 0x00001000
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#define DLAN_HOTSPOT_MAC_ADDRESS_OFFSET 0x00001002
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static struct gpio_led dlan_hotspot_leds_gpio[] __initdata = {
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{
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.name = "devolo:green:wifi",
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.gpio = DLAN_HOTSPOT_GPIO_LED_WIFI,
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.active_low = 0,
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}
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};
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static struct gpio_keys_button dlan_hotspot_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 = DLAN_HOTSPOT_KEYS_DEBOUNCE_INTERVAL,
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.gpio = DLAN_HOTSPOT_GPIO_BTN_RESET,
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.active_low = 0,
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},
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{
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.desc = "Pairing button",
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.type = EV_KEY,
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.code = BTN_0,
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.debounce_interval = DLAN_HOTSPOT_KEYS_DEBOUNCE_INTERVAL,
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.gpio = DLAN_HOTSPOT_GPIO_BTN_PLC_PAIRING,
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.active_low = 0,
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},
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{
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.desc = "WLAN button",
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.type = EV_KEY,
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.code = KEY_WPS_BUTTON,
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.debounce_interval = DLAN_HOTSPOT_KEYS_DEBOUNCE_INTERVAL,
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.gpio = DLAN_HOTSPOT_GPIO_BTN_WIFI,
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.active_low = 0,
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}
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};
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static void __init dlan_hotspot_setup(void)
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{
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u8 *art = (u8 *) KSEG1ADDR(DLAN_HOTSPOT_ART_ADDRESS);
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u8 *cal = art + DLAN_HOTSPOT_CALDATA_OFFSET;
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u8 *wifi_mac = art + DLAN_HOTSPOT_MAC_ADDRESS_OFFSET;
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/* disable PHY_SWAP and PHY_ADDR_SWAP bits */
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ath79_setup_ar933x_phy4_switch(false, false);
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ath79_register_leds_gpio(-1, ARRAY_SIZE(dlan_hotspot_leds_gpio),
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dlan_hotspot_leds_gpio);
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ath79_register_gpio_keys_polled(-1, DLAN_HOTSPOT_KEYS_POLL_INTERVAL,
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ARRAY_SIZE(dlan_hotspot_gpio_keys),
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dlan_hotspot_gpio_keys);
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gpio_request_one(DLAN_HOTSPOT_GPIO_PLC_POWER,
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GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
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"PLC power");
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gpio_request_one(DLAN_HOTSPOT_GPIO_PLC_RESET,
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GPIOF_OUT_INIT_LOW | GPIOF_EXPORT_DIR_FIXED,
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"PLC reset");
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gpio_request_one(DLAN_HOTSPOT_GPIO_PLC_DISABLE_LEDS,
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GPIOF_OUT_INIT_LOW | GPIOF_EXPORT_DIR_FIXED,
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"PLC LEDs");
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ath79_register_usb();
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ath79_register_m25p80(NULL);
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ath79_init_mac(ath79_eth0_data.mac_addr, wifi_mac, 1);
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ath79_init_mac(ath79_eth1_data.mac_addr, wifi_mac, 2);
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ath79_register_mdio(0, 0x0);
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ath79_register_eth(0);
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ath79_register_eth(1);
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ath79_register_wmac(cal, wifi_mac);
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}
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MIPS_MACHINE(ATH79_MACH_DLAN_HOTSPOT, "dLAN-Hotspot",
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"dLAN Hotspot", dlan_hotspot_setup);
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