diff --git a/arch/arm/dts/k3-am69-sk.dts b/arch/arm/dts/k3-am69-sk.dts
index 28ec38d111..212e746e08 100644
--- a/arch/arm/dts/k3-am69-sk.dts
+++ b/arch/arm/dts/k3-am69-sk.dts
@@ -262,6 +262,7 @@
 		cdns,tchsh-ns = <60>;
 		cdns,tslch-ns = <60>;
 		cdns,read-delay = <4>;
+		cdns,phy-mode;
 
 		partitions {
 			compatible = "fixed-partitions";