diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-hornet-ub.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-hornet-ub.c
index b36c5115d6..93bb8f06c8 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/mach-hornet-ub.c
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-hornet-ub.c
@@ -27,6 +27,7 @@
 #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_EXT_LNA		28
 
 #define HORNET_UB_GPIO_BTN_RESET	12
 #define HORNET_UB_GPIO_BTN_WPS		11
@@ -104,6 +105,10 @@ static void __init hornet_ub_gpio_setup(void)
 	gpio_request_one(HORNET_UB_GPIO_USB_POWER,
 			 GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
 			 "USB power");
+	gpio_request_one(HORNET_UB_GPIO_EXT_LNA,
+			GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
+			"external LNA0");
+
 }
 
 static void __init hornet_ub_setup(void)
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-tube2h.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-tube2h.c
index b8addad397..19b32e2256 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/mach-tube2h.c
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-tube2h.c
@@ -26,6 +26,7 @@
 #define TUBE2H_GPIO_LED_SIGNAL2		13
 #define TUBE2H_GPIO_LED_LAN		17
 #define TUBE2H_GPIO_LED_SIGNAL1		27
+#define TUBE2H_GPIO_EXT_LNA		28
 
 #define TUBE2H_GPIO_BTN_RESET		12
 
@@ -92,6 +93,10 @@ static void __init tube2h_setup(void)
 	t |= AR933X_BOOTSTRAP_MDIO_GPIO_EN;
 	ath79_reset_wr(AR933X_RESET_REG_BOOTSTRAP, t);
 
+	gpio_request_one(TUBE2H_GPIO_EXT_LNA,
+			GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
+			"external LNA0");
+
 	ath79_register_wmac(art + TUBE2H_CALDATA_OFFSET, NULL);
 
 	ath79_register_m25p80(NULL);