diff --git a/arch/arm64/boot/dts/rockchip/rk3566-rk817-eink-w103.dts b/arch/arm64/boot/dts/rockchip/rk3566-rk817-eink-w103.dts
index 56831aba7741..0e13622da90f 100644
--- a/arch/arm64/boot/dts/rockchip/rk3566-rk817-eink-w103.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3566-rk817-eink-w103.dts
@@ -681,6 +681,7 @@
 
 &i2c1 {
 	status = "okay";
+	clock-frequency = <400000>;
 
 	wacom: wacom@9 {
 		compatible = "wacom,w9013";