diff --git a/arch/arm/boot/dts/r8a7793.dtsi b/arch/arm/boot/dts/r8a7793.dtsi
index 76418c375a10..58eae569b4e0 100644
--- a/arch/arm/boot/dts/r8a7793.dtsi
+++ b/arch/arm/boot/dts/r8a7793.dtsi
@@ -62,6 +62,7 @@ cpu1: cpu@1 {
 			compatible = "arm,cortex-a15";
 			reg = <1>;
 			clock-frequency = <1500000000>;
+			clocks = <&cpg CPG_CORE R8A7793_CLK_Z>;
 			power-domains = <&sysc R8A7793_PD_CA15_CPU1>;
 		};