diff --git a/arch/arm/dts/imx8mm-venice-gw700x-u-boot.dtsi b/arch/arm/dts/imx8mm-venice-gw700x-u-boot.dtsi
index 76702438515..c15e623f3cb 100644
--- a/arch/arm/dts/imx8mm-venice-gw700x-u-boot.dtsi
+++ b/arch/arm/dts/imx8mm-venice-gw700x-u-boot.dtsi
@@ -8,7 +8,7 @@
 &fec1 {
 	phy-reset-gpios = <&gpio3 0 GPIO_ACTIVE_LOW>;
 	phy-reset-duration = <1>;
-	phy-reset-post-delay = <1>;
+	phy-reset-post-delay = <300>;
 };
 
 &pinctrl_fec1 {