diff --git a/arch/arm/dts/k3-j784s4-evm.dts b/arch/arm/dts/k3-j784s4-evm.dts
index 336cc8ef6f..1118960916 100644
--- a/arch/arm/dts/k3-j784s4-evm.dts
+++ b/arch/arm/dts/k3-j784s4-evm.dts
@@ -703,6 +703,7 @@
 		cdns,tchsh-ns = <60>;
 		cdns,tslch-ns = <60>;
 		cdns,read-delay = <4>;
+		cdns,phy-mode;
 
 		partitions {
 			compatible = "fixed-partitions";