diff --git a/dts/arm/nxp/nxp_k6x.dtsi b/dts/arm/nxp/nxp_k6x.dtsi
index a8d950548b9..978ab2f87ba 100644
--- a/dts/arm/nxp/nxp_k6x.dtsi
+++ b/dts/arm/nxp/nxp_k6x.dtsi
@@ -455,6 +455,7 @@
 			status = "disabled";
 			local-mac-address = [00 00 00 00 00 00];
 			label = "ETH_0";
+			clocks = <&sim KINETIS_SIM_CORESYS_CLK 0 0>;
 			ptp {
 				compatible = "nxp,kinetis-ptp";
 				status = "disabled";