openwrt/target/linux/ar71xx/files/arch/mips/ath79/mach-hiwifi-hc6361.c
John Crispin 05b73eb22f ar71xx: add kernel support for HiWiFi HC6361.
This board manufactured by HiWiFi has the following features.

 - Atheros 9331 SoC.
 - 16MB flash and 64MB RAM.
 - 4GB eMMC storage via SK6226 USB 2.0 controller.
 - 2 LAN and 1 WAN ethernet ports with LEDs on them.
 - 3 blue LEDs on the front panel.
 - 1 button labeled as "reset".
 - Powered by a USB cable.

Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>

SVN-Revision: 40973
2014-06-02 14:56:24 +00:00

116 lines
3.1 KiB
C

/*
* HiWiFi HC6361 board support
*
* Copyright (C) 2012-2013 eric
* Copyright (C) 2014 Yousong Zhou <yszhou4tech@gmail.com>
*
* 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 <linux/proc_fs.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 HIWIFI_HC6361_GPIO_LED_WLAN_2P4 0 /* 2.4G WLAN LED */
#define HIWIFI_HC6361_GPIO_LED_SYSTEM 1 /* System LED */
#define HIWIFI_HC6361_GPIO_LED_INTERNET 27 /* Internet LED */
#define HIWIFI_HC6361_GPIO_USBPOWER 20 /* USB power control */
#define HIWIFI_HC6361_GPIO_BTN_RST 11 /* Reset button */
#define HIWIFI_HC6361_KEYS_POLL_INTERVAL 20 /* msecs */
#define HIWIFI_HC6361_KEYS_DEBOUNCE_INTERVAL \
(3 * HIWIFI_HC6361_KEYS_POLL_INTERVAL)
static struct gpio_led hiwifi_leds_gpio[] __initdata = {
{
.name = "hiwifi:blue:wlan-2p4",
.gpio = HIWIFI_HC6361_GPIO_LED_WLAN_2P4,
.active_low = 1,
}, {
.name = "hiwifi:blue:system",
.gpio = HIWIFI_HC6361_GPIO_LED_SYSTEM,
.active_low = 1,
}, {
.name = "hiwifi:blue:internet",
.gpio = HIWIFI_HC6361_GPIO_LED_INTERNET,
.active_low = 1,
}
};
static struct gpio_keys_button hiwifi_gpio_keys[] __initdata = {
{
.desc = "reset",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = HIWIFI_HC6361_KEYS_DEBOUNCE_INTERVAL,
.gpio = HIWIFI_HC6361_GPIO_BTN_RST,
.active_low = 1,
}
};
static void __init get_mac_from_bdinfo(u8 *mac, void *bdinfo)
{
if (sscanf(bdinfo, "fac_mac = %2hhx:%2hhx:%2hhx:%2hhx:%2hhx:%2hhx",
&mac[0], &mac[1], &mac[2], &mac[3],
&mac[4], &mac[5]) == 6) {
return;
}
printk(KERN_WARNING "Parsing MAC address failed.\n");
memcpy(mac, "\x00\xba\xbe\x00\x00\x00", 6);
}
static void __init hiwifi_hc6361_setup(void)
{
u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
u8 mac[6];
ath79_setup_ar933x_phy4_switch(false, false);
ath79_register_m25p80(NULL);
ath79_gpio_function_enable(
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);
ath79_register_leds_gpio(-1, ARRAY_SIZE(hiwifi_leds_gpio),
hiwifi_leds_gpio);
ath79_register_gpio_keys_polled(-1, HIWIFI_HC6361_KEYS_POLL_INTERVAL,
ARRAY_SIZE(hiwifi_gpio_keys),
hiwifi_gpio_keys);
gpio_request_one(HIWIFI_HC6361_GPIO_USBPOWER,
GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
"USB power");
ath79_register_usb();
get_mac_from_bdinfo(mac, (void *) KSEG1ADDR(0x1f010180));
ath79_init_mac(ath79_eth0_data.mac_addr, mac, 1);
ath79_init_mac(ath79_eth1_data.mac_addr, mac, 0);
ath79_register_mdio(0, 0x0);
ath79_register_eth(1);
ath79_register_eth(0);
ath79_register_wmac(ee, mac);
}
MIPS_MACHINE(ATH79_MACH_HIWIFI_HC6361, "HiWiFi-HC6361",
"HiWiFi HC6361", hiwifi_hc6361_setup);