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authorJohn Crispin <john@openwrt.org>2014-06-02 14:56:24 +0000
committerJohn Crispin <john@openwrt.org>2014-06-02 14:56:24 +0000
commit05b73eb22fb5e094050c8b5388ee3c4859e8f1df (patch)
tree6d7c73c7025d538380e2a5cb5b5f896da4cebdf5 /target/linux/ar71xx/files/arch
parent85b889940d66b4c4a28691d8166eeef119912473 (diff)
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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
Diffstat (limited to 'target/linux/ar71xx/files/arch')
-rw-r--r--target/linux/ar71xx/files/arch/mips/ath79/mach-hiwifi-hc6361.c115
1 files changed, 115 insertions, 0 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-hiwifi-hc6361.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-hiwifi-hc6361.c
new file mode 100644
index 0000000000..6600595c05
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-hiwifi-hc6361.c
@@ -0,0 +1,115 @@
+/*
+ * 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);