diff --git a/arch/arm/boot/dts/kirkwood-net2big.dts b/arch/arm/boot/dts/kirkwood-net2big.dts
index 53dc37a3b6875dd10fcbe9babee959de4f5a95bd..13a44773b6dfa39fe02d4ce86f3344808e498d1b 100644
--- a/arch/arm/boot/dts/kirkwood-net2big.dts
+++ b/arch/arm/boot/dts/kirkwood-net2big.dts
@@ -27,6 +27,11 @@
 		device_type = "memory";
 		reg = <0x00000000 0x10000000>;
 	};
+
+	fan {
+		compatible = "gpio-fan";
+		alarm-gpios = <&gpio0 25 GPIO_ACTIVE_LOW>;
+	};
 };
 
 &regulators {