diff --git a/arch/arm/dts/axp209.dtsi b/arch/arm/dts/axp209.dtsi
index ca240cd..469d0f7 100644
--- a/arch/arm/dts/axp209.dtsi
+++ b/arch/arm/dts/axp209.dtsi
@@ -48,6 +48,13 @@
  * http://dl.linux-sunxi.org/AXP/AXP209%20Datasheet%20v1.0_cn.pdf
  */
 
+/ {
+	pmic-temp {
+		compatible = "iio-hwmon";
+		io-channels = <&axp_adc 4>; /* Internal temperature */
+	};
+};
+
 &axp209 {
 	compatible = "x-powers,axp209";
 	interrupt-controller;