137 lines
3.6 KiB
C
137 lines
3.6 KiB
C
/*
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* DRAGINO V2 board support, based on Atheros AP121 board support
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*
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* Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org>
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* Copyright (C) 2012 Elektra Wagenrad <elektra@villagetelco.org>
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* Copyright (C) 2014 Vittorio Gambaletta <openwrt@vittgam.net>
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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 <asm/mach-ath79/ar71xx_regs.h>
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#include "common.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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#define DRAGINO2_GPIO_LED_WLAN 0
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#define DRAGINO2_GPIO_LED_LAN 13
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#define DRAGINO2_GPIO_LED_WAN 17
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/*
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* The following GPIO is named "SYS" on newer revisions of the the board.
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* It was previously used to indicate USB activity, even though it was
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* named "Router".
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*/
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#define DRAGINO2_GPIO_LED_SYS 28
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#define DRAGINO2_GPIO_BTN_JUMPSTART 11
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#define DRAGINO2_GPIO_BTN_RESET 12
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#define DRAGINO2_KEYS_POLL_INTERVAL 20 /* msecs */
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#define DRAGINO2_KEYS_DEBOUNCE_INTERVAL (3 * DRAGINO2_KEYS_POLL_INTERVAL)
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#define DRAGINO2_MAC0_OFFSET 0x0000
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#define DRAGINO2_MAC1_OFFSET 0x0006
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#define DRAGINO2_CALDATA_OFFSET 0x1000
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#define DRAGINO2_WMAC_MAC_OFFSET 0x1002
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static struct gpio_led dragino2_leds_gpio[] __initdata = {
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{
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.name = "dragino2:red:wlan",
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.gpio = DRAGINO2_GPIO_LED_WLAN,
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.active_low = 0,
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},
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{
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.name = "dragino2:red:wan",
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.gpio = DRAGINO2_GPIO_LED_WAN,
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.active_low = 1,
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},
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{
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.name = "dragino2:red:lan",
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.gpio = DRAGINO2_GPIO_LED_LAN,
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.active_low = 1,
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},
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{
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.name = "dragino2:red:system",
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.gpio = DRAGINO2_GPIO_LED_SYS,
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.active_low = 0,
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},
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};
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static struct gpio_keys_button dragino2_gpio_keys[] __initdata = {
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{
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.desc = "jumpstart button",
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.type = EV_KEY,
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.code = KEY_WPS_BUTTON,
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.debounce_interval = DRAGINO2_KEYS_DEBOUNCE_INTERVAL,
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.gpio = DRAGINO2_GPIO_BTN_JUMPSTART,
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.active_low = 1,
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},
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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 = DRAGINO2_KEYS_DEBOUNCE_INTERVAL,
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.gpio = DRAGINO2_GPIO_BTN_RESET,
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.active_low = 1,
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}
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};
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static void __init dragino2_common_setup(void)
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{
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u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
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ath79_register_m25p80(NULL);
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ath79_register_wmac(art + DRAGINO2_CALDATA_OFFSET,
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art + DRAGINO2_WMAC_MAC_OFFSET);
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ath79_init_mac(ath79_eth0_data.mac_addr, art + DRAGINO2_MAC0_OFFSET, 0);
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ath79_init_mac(ath79_eth1_data.mac_addr, art + DRAGINO2_MAC1_OFFSET, 0);
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ath79_register_mdio(0, 0x0);
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/* Enable GPIO13, GPIO14, GPIO15, GPIO16 and GPIO17 */
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ath79_gpio_function_disable(AR933X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
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AR933X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
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AR933X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
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AR933X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
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AR933X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
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/* LAN port */
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ath79_register_eth(1);
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/* WAN port */
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ath79_register_eth(0);
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/* Enable GPIO26 and GPIO27 */
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ath79_reset_wr(AR933X_RESET_REG_BOOTSTRAP,
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ath79_reset_rr(AR933X_RESET_REG_BOOTSTRAP) |
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AR933X_BOOTSTRAP_MDIO_GPIO_EN);
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}
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static void __init dragino2_setup(void)
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{
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dragino2_common_setup();
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ath79_register_leds_gpio(-1, ARRAY_SIZE(dragino2_leds_gpio),
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dragino2_leds_gpio);
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ath79_register_gpio_keys_polled(-1, DRAGINO2_KEYS_POLL_INTERVAL,
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ARRAY_SIZE(dragino2_gpio_keys),
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dragino2_gpio_keys);
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ath79_register_usb();
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}
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MIPS_MACHINE(ATH79_MACH_DRAGINO2, "DRAGINO2", "Dragino Dragino v2",
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dragino2_setup);
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