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openwrt-xburst/target/linux/ar71xx/files/arch/mips/ath79/mach-hornet-ub.c
juhosg 9e32544f7a ar71xx: add a common function to configure USB power GPIOs
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@32454 3c298f89-4303-0410-b956-a3cf2f4a3e73
2012-06-19 10:13:41 +00:00

137 lines
3.3 KiB
C

/*
* ALFA NETWORKS Hornet-UB board support
*
* Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org>
*
* 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 <linux/gpio.h>
#include <asm/mach-ath79/ath79.h>
#include <asm/mach-ath79/ar71xx_regs.h>
#include "common.h"
#include "dev-eth.h"
#include "dev-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-m25p80.h"
#include "dev-usb.h"
#include "dev-wmac.h"
#include "machtypes.h"
#define HORNET_UB_GPIO_LED_WLAN 0
#define HORNET_UB_GPIO_LED_USB 1
#define HORNET_UB_GPIO_LED_LAN 13
#define HORNET_UB_GPIO_LED_WAN 17
#define HORNET_UB_GPIO_LED_WPS 27
#define HORNET_UB_GPIO_BTN_RESET 11
#define HORNET_UB_GPIO_BTN_WPS 12
#define HORNET_UB_GPIO_USB_POWER 26
#define HORNET_UB_KEYS_POLL_INTERVAL 20 /* msecs */
#define HORNET_UB_KEYS_DEBOUNCE_INTERVAL (3 * HORNET_UB_KEYS_POLL_INTERVAL)
#define HORNET_UB_MAC0_OFFSET 0x0000
#define HORNET_UB_MAC1_OFFSET 0x0006
#define HORNET_UB_CALDATA_OFFSET 0x1000
static struct gpio_led hornet_ub_leds_gpio[] __initdata = {
{
.name = "alfa:blue:lan",
.gpio = HORNET_UB_GPIO_LED_LAN,
.active_low = 0,
},
{
.name = "alfa:blue:usb",
.gpio = HORNET_UB_GPIO_LED_USB,
.active_low = 0,
},
{
.name = "alfa:blue:wan",
.gpio = HORNET_UB_GPIO_LED_WAN,
.active_low = 1,
},
{
.name = "alfa:blue:wlan",
.gpio = HORNET_UB_GPIO_LED_WLAN,
.active_low = 0,
},
{
.name = "alfa:blue:wps",
.gpio = HORNET_UB_GPIO_LED_WPS,
.active_low = 1,
},
};
static struct gpio_keys_button hornet_ub_gpio_keys[] __initdata = {
{
.desc = "WPS button",
.type = EV_KEY,
.code = KEY_WPS_BUTTON,
.debounce_interval = HORNET_UB_KEYS_DEBOUNCE_INTERVAL,
.gpio = HORNET_UB_GPIO_BTN_WPS,
.active_low = 1,
},
{
.desc = "Reset button",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = HORNET_UB_KEYS_DEBOUNCE_INTERVAL,
.gpio = HORNET_UB_GPIO_BTN_RESET,
.active_low = 0,
}
};
static void __init hornet_ub_gpio_setup(void)
{
u32 t;
ath79_gpio_function_disable(AR933X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
AR933X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
AR933X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
AR933X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
AR933X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
t = ath79_reset_rr(AR933X_RESET_REG_BOOTSTRAP);
t |= AR933X_BOOTSTRAP_MDIO_GPIO_EN;
ath79_reset_wr(AR933X_RESET_REG_BOOTSTRAP, t);
ath79_set_usb_power_gpio(HORNET_UB_GPIO_USB_POWER, GPIOF_OUT_INIT_HIGH,
"USB power");
}
static void __init hornet_ub_setup(void)
{
u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
hornet_ub_gpio_setup();
ath79_register_m25p80(NULL);
ath79_register_leds_gpio(-1, ARRAY_SIZE(hornet_ub_leds_gpio),
hornet_ub_leds_gpio);
ath79_register_gpio_keys_polled(-1, HORNET_UB_KEYS_POLL_INTERVAL,
ARRAY_SIZE(hornet_ub_gpio_keys),
hornet_ub_gpio_keys);
ath79_init_mac(ath79_eth1_data.mac_addr,
art + HORNET_UB_MAC0_OFFSET, 0);
ath79_init_mac(ath79_eth0_data.mac_addr,
art + HORNET_UB_MAC1_OFFSET, 0);
ath79_register_mdio(0, 0x0);
ath79_register_eth(1);
ath79_register_eth(0);
ath79_register_wmac(art + HORNET_UB_CALDATA_OFFSET, NULL);
ath79_register_usb();
}
MIPS_MACHINE(ATH79_MACH_HORNET_UB, "HORNET-UB", "ALFA NETWORKS Hornet-UB",
hornet_ub_setup);