diff --git a/arch/arm64/boot/dts/sprd/ums512.dtsi b/arch/arm64/boot/dts/sprd/ums512.dtsi
index 97ac550af2f1..91c22667d40f 100644
--- a/arch/arm64/boot/dts/sprd/ums512.dtsi
+++ b/arch/arm64/boot/dts/sprd/ums512.dtsi
@@ -291,6 +291,7 @@ anlg_phy_gc_regs: syscon@323e0000 {
 			pll2: clock-controller@0 {
 				compatible = "sprd,ums512-gc-pll";
 				reg = <0x0 0x100>;
+				clocks = <&ext_26m>;
 				clock-names = "ext-26m";
 				#clock-cells = <1>;
 			};