diff --git a/arch/arm/boot/dts/rk3xxx.dtsi b/arch/arm/boot/dts/rk3xxx.dtsi
index 8caf85d..cce4a07 100644
--- a/arch/arm/boot/dts/rk3xxx.dtsi
+++ b/arch/arm/boot/dts/rk3xxx.dtsi
@@ -264,4 +264,14 @@
 		clocks = <&cru SCLK_UART3>, <&cru PCLK_UART3>;
 		status = "disabled";
 	};
+
+	saradc: saradc@2006c000 {
+		compatible = "rockchip,saradc";
+		reg = <0x2006c000 0x100>;
+		interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
+		#io-channel-cells = <1>;
+		clocks = <&cru SCLK_SARADC>, <&cru PCLK_SARADC>;
+		clock-names = "saradc", "apb_pclk";
+		status = "disabled";
+	};
 };