diff --git a/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi b/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi
index b7eb538b19b7..e15da771bc07 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi
@@ -363,6 +363,10 @@ serial_flash: flash@0 {
 	};
 };
 
+&phy_gmii_sel {
+	bootph-all;
+};
+
 &sdhci0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&main_mmc0_pins_default>;
diff --git a/arch/arm64/boot/dts/ti/k3-am62a-phycore-som.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-phycore-som.dtsi
index 24afbfe44659..de4048a3564b 100644
--- a/arch/arm64/boot/dts/ti/k3-am62a-phycore-som.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62a-phycore-som.dtsi
@@ -354,6 +354,10 @@ serial_flash: flash@0 {
 	};
 };
 
+&phy_gmii_sel {
+	bootph-all;
+};
+
 &sdhci0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&main_mmc0_pins_default>;