diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts
index c03f4e183389..0825c090ca95 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts
@@ -311,6 +311,14 @@ &lpuart1 {
 	status = "okay";
 };
 
+&mscc_felix_port4 {
+	dsa-tag-protocol = "ocelot-8021q";
+};
+
+&mscc_felix_port5 {
+	dsa-tag-protocol = "ocelot-8021q";
+};
+
 &usb0 {
 	status = "okay";
 };