WIFI: support mt7601u usb wifi

drivers/net/wireless/Kconfig

@@ -108,6 +108,7 @@ source "drivers/net/wireless/rkusbwifi/rtl8192cu/Kconfig"
 source "drivers/net/wireless/rkusbwifi/rtl8188eu/Kconfig"
 source "drivers/net/wireless/rkusbwifi/rtl8723au/Kconfig"
 source "drivers/net/wireless/rkusbwifi/rt5370/Kconfig"
+source "drivers/net/wireless/rkusbwifi/mt7601/Kconfig"
 source "drivers/net/wireless/ar6003/Kconfig"
 source "drivers/net/wireless/rtl8723as/Kconfig"
 source "drivers/net/wireless/rkwifi/Kconfig"

drivers/net/wireless/Makefile

@@ -15,4 +15,5 @@ obj-$(CONFIG_RDA5990) += rda5990/
 obj-$(CONFIG_MT5931)  += mt5931/
 obj-$(CONFIG_MT5931_MT6622)  += mt5931/
 obj-$(CONFIG_RTL8723AS) += rtl8723as/
+obj-$(CONFIG_MT7601)	+= rkusbwifi/
 #obj-m	+= wlan/

drivers/net/wireless/rkusbwifi/Makefile

@@ -9,7 +9,7 @@ obj-$(CONFIG_RTL8188EU) += rkcfg.o
 obj-$(CONFIG_RTL8192CU) += rkcfg.o
 obj-$(CONFIG_RTL8723AU) += rkcfg.o
 obj-$(CONFIG_RT5370) += rkcfg.o
-
+obj-$(CONFIG_MT7601) += rkcfg.o
 .PHONY: clean
 
 clean:

drivers/net/wireless/rkusbwifi/mt7601/Kconfig

@@ -0,0 +1,8 @@
+config MT7601
+	tristate "Mediatek MT7601 USB WiFi Support"
+   	select WIRELESS_EXT
+	select WEXT_PRIV
+	select IEEE80211
+	---help---
+	  Help message of MT7601
+

drivers/net/wireless/wifi_sys/rkwifi_sys_iface.c

@@ -107,6 +107,12 @@ static ssize_t wifi_chip_read(struct class *cls, char *_buf)
     printk("Current WiFi chip is MT5931.\n");
 #endif
 
+#ifdef CONFIG_MT7601
+    count = sprintf(_buf, "%s", "MT7601");
+    printk("Current WiFi chip is MT7601.\n");
+#endif
+
+
 #ifdef CONFIG_RTL8723AS
     count = sprintf(_buf, "%s", "RTL8723AS");
     printk("Current WiFi chip is RTL8723AS.\n");