diff --git a/arch/arm/boot/dts/rk3188-tb.dts b/arch/arm/boot/dts/rk3188-tb.dts
index 705fecb77ef2..390a413d41f1 100644
--- a/arch/arm/boot/dts/rk3188-tb.dts
+++ b/arch/arm/boot/dts/rk3188-tb.dts
@@ -25,3 +25,19 @@
 &uart3 {
 	status = "okay";
 };
+
+&i2c0 {
+	status = "okay";
+};
+
+&i2c1 {
+	status = "okay";
+	rtc@51 {
+		compatible = "nxp,pcf8563";
+		reg = <0x51>;
+	};
+};
+
+&i2c3 {
+	status = "okay";
+};