diff --git a/arch/arm64/boot/dts/rockchip/rv1126bp-evb-v14.dts b/arch/arm64/boot/dts/rockchip/rv1126bp-evb-v14.dts
index 09826f001e78..339ec56bce43 100644
--- a/arch/arm64/boot/dts/rockchip/rv1126bp-evb-v14.dts
+++ b/arch/arm64/boot/dts/rockchip/rv1126bp-evb-v14.dts
@@ -481,6 +481,10 @@
 	status = "okay";
 };
 
+&saradc0 {
+	vref-supply = <&vcc_1v8>;
+};
+
 &sdmmc0 {
 	max-frequency = <200000000>;
 	no-sdio;