diff --git a/arch/arm/dts/imx8mm-kontron-n801x-u-boot.dtsi b/arch/arm/dts/imx8mm-kontron-n801x-u-boot.dtsi
index 22d18e6f1c..4eadcc9899 100644
--- a/arch/arm/dts/imx8mm-kontron-n801x-u-boot.dtsi
+++ b/arch/arm/dts/imx8mm-kontron-n801x-u-boot.dtsi
@@ -25,10 +25,6 @@
 	};
 };
 
-&fec1 {
-	phy-mode = "rgmii-rxid";
-};
-
 &i2c1 {
 	u-boot,dm-spl;
 	u-boot,dm-pre-reloc;