ar71xx: add support for gl-mifi

This add initial support for gl-mifi.
Product page: http://www.gl-inet.com/mifi/

Signed-off-by: Zhao Gang <gang.zhao.42@gmail.com>

4 files changed, 126 insertions, 0 deletions

diff --git a/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt b/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt
index a5c673c..a0ceecb 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt
+++ b/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt
@@ -624,6 +624,16 @@ config ATH79_MACH_GL_DOMINO
 	select ATH79_DEV_USB
 	select ATH79_DEV_WMAC
 
+config ATH79_MACH_GL_MIFI
+	bool "GL MIFI support"
+	select SOC_AR933X
+	select ATH79_DEV_ETH
+	select ATH79_DEV_GPIO_BUTTONS
+	select ATH79_DEV_LEDS_GPIO
+	select ATH79_DEV_M25P80
+	select ATH79_DEV_USB
+	select ATH79_DEV_WMAC
+
 config ATH79_MACH_GL_INET
 	bool "GL-INET support"
 	select SOC_AR933X
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/Makefile b/target/linux/ar71xx/files/arch/mips/ath79/Makefile
index a49384a..ff4fe9f2 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/Makefile
+++ b/target/linux/ar71xx/files/arch/mips/ath79/Makefile
@@ -96,6 +96,7 @@ obj-$(CONFIG_ATH79_MACH_GL_AR300)	+= mach-gl-ar300.o
 obj-$(CONFIG_ATH79_MACH_GL_AR300M)	+= mach-gl-ar300m.o
 obj-$(CONFIG_ATH79_MACH_GL_DOMINO)		+= mach-gl-domino.o
 obj-$(CONFIG_ATH79_MACH_GL_INET)	+= mach-gl-inet.o
+obj-$(CONFIG_ATH79_MACH_GL_MIFI)	+= mach-gl-mifi.o
 obj-$(CONFIG_ATH79_MACH_GS_MINIBOX_V1)	+= mach-gs-minibox-v1.o
 obj-$(CONFIG_ATH79_MACH_GS_OOLITE)	+= mach-gs-oolite.o
 obj-$(CONFIG_ATH79_MACH_HIWIFI_HC6361)	+= mach-hiwifi-hc6361.o
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-gl-mifi.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-gl-mifi.c
new file mode 100644
index 0000000..567fef9
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-gl-mifi.c
@@ -0,0 +1,114 @@
+/*
+ *  Mifi board support
+ *
+ *  Copyright (C) 2011 dongyuqi <729650915@qq.com>
+ *  Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org>
+ *  Copyright (C) 2013 alzhao <alzhao@gmail.com>
+ *  Copyright (C) 2014 Michel Stempin <michel.stempin@wanadoo.fr>
+ *
+ *  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 "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 GL_MIFI_GPIO_LED_WAN		27
+#define GL_MIFI_GPIO_LED_LAN		16
+#define GL_MIFI_GPIO_LED_WLAN		1
+#define GL_MIFI_GPIO_LED_NET		0
+#define GL_MIFI_GPIO_LED_3GCONTROL	7
+
+#define GL_MIFI_GPIO_BTN_RESET    11
+
+#define GL_MIFI_KEYS_POLL_INTERVAL	20	/* msecs */
+#define GL_MIFI_KEYS_DEBOUNCE_INTERVAL	(3 * GL_MIFI_KEYS_POLL_INTERVAL)
+
+#define GL_MIFI_MAC0_OFFSET	    0x0000
+#define GL_MIFI_MAC1_OFFSET	    0x0000
+#define GL_MIFI_CALDATA_OFFSET	0x1000
+#define GL_MIFI_WMAC_MAC_OFFSET	0x0000
+
+static struct gpio_led gl_mifi_leds_gpio[] __initdata = {
+	{
+		.name = "gl_mifi:wan",
+		.gpio = GL_MIFI_GPIO_LED_WAN,
+		.active_low = 0,
+	},
+	{
+		.name = "gl_mifi:lan",
+		.gpio = GL_MIFI_GPIO_LED_LAN,
+		.active_low = 0,
+	},
+	{
+		.name = "gl_mifi:wlan",
+		.gpio = GL_MIFI_GPIO_LED_WLAN,
+		.active_low = 0,
+	},
+	{
+		.name = "gl_mifi:net",
+		.gpio = GL_MIFI_GPIO_LED_NET,
+		.active_low = 0,
+	},
+	{
+		.name = "gl_mifi:3gcontrol",
+		.gpio = GL_MIFI_GPIO_LED_3GCONTROL,
+		.active_low = 0,
+	}
+};
+
+static struct gpio_keys_button gl_mifi_gpio_keys[] __initdata = {
+	{
+		.desc = "reset",
+		.type = EV_KEY,
+		.code = KEY_RESTART,
+		.debounce_interval = GL_MIFI_KEYS_DEBOUNCE_INTERVAL,
+		.gpio = GL_MIFI_GPIO_BTN_RESET,
+		.active_low = 0,
+	},
+};
+
+static void __init gl_mifi_setup(void)
+{
+
+	/* ART base address */
+	u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
+
+	/* disable PHY_SWAP and PHY_ADDR_SWAP bits */
+	ath79_setup_ar933x_phy4_switch(false, false);
+
+	/* register flash. */
+	ath79_register_m25p80(NULL);
+
+	/* register gpio LEDs and keys */
+	ath79_register_leds_gpio(-1, ARRAY_SIZE(gl_mifi_leds_gpio),
+				 gl_mifi_leds_gpio);
+	ath79_register_gpio_keys_polled(-1, GL_MIFI_KEYS_POLL_INTERVAL,
+					ARRAY_SIZE(gl_mifi_gpio_keys),
+					gl_mifi_gpio_keys);
+
+	/* enable usb */
+	ath79_register_usb();
+
+	/* register eth0 as WAN, eth1 as LAN */
+	ath79_init_mac(ath79_eth0_data.mac_addr, art+GL_MIFI_MAC0_OFFSET, 0);
+	ath79_init_mac(ath79_eth1_data.mac_addr, art+GL_MIFI_MAC1_OFFSET, 0);
+	ath79_register_mdio(0, 0x0);
+	ath79_register_eth(0);
+	ath79_register_eth(1);
+
+	/* register wireless mac with cal data */
+	ath79_register_wmac(art + GL_MIFI_CALDATA_OFFSET, art + GL_MIFI_WMAC_MAC_OFFSET);
+}
+
+MIPS_MACHINE(ATH79_MACH_GL_MIFI, "GL-MIFI", "GL-MIFI",gl_mifi_setup);
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h b/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h
index 3e52ee4..3051a25 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h
+++ b/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h
@@ -89,6 +89,7 @@ enum ath79_mach_type {
 	ATH79_MACH_GL_AR300M,		/* GL-AR300M */
 	ATH79_MACH_GL_DOMINO,		/* Domino */
 	ATH79_MACH_GL_INET,		/* GL-CONNECT GL-INET */
+	ATH79_MACH_GL_MIFI,		/* GL-MIFI support */
 	ATH79_MACH_GS_MINIBOX_V1,	/* Gainstrong MiniBox V1.0 */
 	ATH79_MACH_GS_OOLITE,           /* GS OOLITE V1.0 */
 	ATH79_MACH_HIWIFI_HC6361,	/* HiWiFi HC6361 */