diff --git a/arch/arm/dts/imx6qdl-gw51xx.dtsi b/arch/arm/dts/imx6qdl-gw51xx.dtsi
index 812acf7..139ffe0 100644
--- a/arch/arm/dts/imx6qdl-gw51xx.dtsi
+++ b/arch/arm/dts/imx6qdl-gw51xx.dtsi
@@ -130,7 +130,7 @@
 	phy-mode = "rgmii-id";
 	phy-reset-gpios = <&gpio1 30 GPIO_ACTIVE_LOW>;
 	phy-reset-duration = <10>;
-	phy-reset-post-delay = <100>;
+	phy-reset-post-delay = <300>;
 	status = "okay";
 };
 
diff --git a/arch/arm/dts/imx6qdl-gw52xx.dtsi b/arch/arm/dts/imx6qdl-gw52xx.dtsi
index 81a9ce3..1b5c836 100644
--- a/arch/arm/dts/imx6qdl-gw52xx.dtsi
+++ b/arch/arm/dts/imx6qdl-gw52xx.dtsi
@@ -196,7 +196,7 @@
 	phy-mode = "rgmii-id";
 	phy-reset-gpios = <&gpio1 30 GPIO_ACTIVE_LOW>;
 	phy-reset-duration = <10>;
-	phy-reset-post-delay = <100>;
+	phy-reset-post-delay = <300>;
 	status = "okay";
 };
 
diff --git a/arch/arm/dts/imx6qdl-gw53xx.dtsi b/arch/arm/dts/imx6qdl-gw53xx.dtsi
index 77ac103..e5e9e0c 100644
--- a/arch/arm/dts/imx6qdl-gw53xx.dtsi
+++ b/arch/arm/dts/imx6qdl-gw53xx.dtsi
@@ -190,7 +190,7 @@
 	phy-mode = "rgmii-id";
 	phy-reset-gpios = <&gpio1 30 GPIO_ACTIVE_LOW>;
 	phy-reset-duration = <10>;
-	phy-reset-post-delay = <100>;
+	phy-reset-post-delay = <300>;
 	status = "okay";
 };
 
diff --git a/arch/arm/dts/imx6qdl-gw54xx.dtsi b/arch/arm/dts/imx6qdl-gw54xx.dtsi
index 98c81e9..2f41f09 100644
--- a/arch/arm/dts/imx6qdl-gw54xx.dtsi
+++ b/arch/arm/dts/imx6qdl-gw54xx.dtsi
@@ -227,7 +227,7 @@
 	phy-mode = "rgmii-id";
 	phy-reset-gpios = <&gpio1 30 GPIO_ACTIVE_LOW>;
 	phy-reset-duration = <10>;
-	phy-reset-post-delay = <100>;
+	phy-reset-post-delay = <300>;
 	status = "okay";
 };
 
diff --git a/arch/arm/dts/imx6qdl-gw560x.dtsi b/arch/arm/dts/imx6qdl-gw560x.dtsi
index 1e95267..6586d87 100644
--- a/arch/arm/dts/imx6qdl-gw560x.dtsi
+++ b/arch/arm/dts/imx6qdl-gw560x.dtsi
@@ -281,7 +281,7 @@
 	phy-mode = "rgmii-id";
 	phy-reset-gpios = <&gpio1 30 GPIO_ACTIVE_LOW>;
 	phy-reset-duration = <10>;
-	phy-reset-post-delay = <100>;
+	phy-reset-post-delay = <300>;
 	status = "okay";
 };
 
diff --git a/arch/arm/dts/imx6qdl-gw5903.dtsi b/arch/arm/dts/imx6qdl-gw5903.dtsi
index 6ebf6ae..1df3fab 100644
--- a/arch/arm/dts/imx6qdl-gw5903.dtsi
+++ b/arch/arm/dts/imx6qdl-gw5903.dtsi
@@ -225,7 +225,7 @@
 	phy-mode = "rgmii-id";
 	phy-reset-gpios = <&gpio1 30 GPIO_ACTIVE_LOW>;
 	phy-reset-duration = <10>;
-	phy-reset-post-delay = <100>;
+	phy-reset-post-delay = <300>;
 	status = "okay";
 };
 
diff --git a/arch/arm/dts/imx6qdl-gw5904.dtsi b/arch/arm/dts/imx6qdl-gw5904.dtsi
index 286c7a9..381f605 100644
--- a/arch/arm/dts/imx6qdl-gw5904.dtsi
+++ b/arch/arm/dts/imx6qdl-gw5904.dtsi
@@ -203,7 +203,7 @@
 	phy-mode = "rgmii-id";
 	phy-reset-gpios = <&gpio1 30 GPIO_ACTIVE_LOW>;
 	phy-reset-duration = <10>;
-	phy-reset-post-delay = <100>;
+	phy-reset-post-delay = <300>;
 	status = "okay";
 
 	fixed-link {
diff --git a/arch/arm/dts/imx6qdl-gw5907.dtsi b/arch/arm/dts/imx6qdl-gw5907.dtsi
index a36b6e7..68585f8 100644
--- a/arch/arm/dts/imx6qdl-gw5907.dtsi
+++ b/arch/arm/dts/imx6qdl-gw5907.dtsi
@@ -132,7 +132,7 @@
 	phy-mode = "rgmii-id";
 	phy-reset-gpios = <&gpio1 30 GPIO_ACTIVE_LOW>;
 	phy-reset-duration = <10>;
-	phy-reset-post-delay = <100>;
+	phy-reset-post-delay = <300>;
 	status = "okay";
 };
 
diff --git a/arch/arm/dts/imx6qdl-gw5910.dtsi b/arch/arm/dts/imx6qdl-gw5910.dtsi
index 446c104..594468d 100644
--- a/arch/arm/dts/imx6qdl-gw5910.dtsi
+++ b/arch/arm/dts/imx6qdl-gw5910.dtsi
@@ -148,7 +148,7 @@
 	phy-mode = "rgmii-id";
 	phy-reset-gpios = <&gpio1 30 GPIO_ACTIVE_LOW>;
 	phy-reset-duration = <10>;
-	phy-reset-post-delay = <100>;
+	phy-reset-post-delay = <300>;
 	status = "okay";
 };
 
diff --git a/arch/arm/dts/imx6qdl-gw5912.dtsi b/arch/arm/dts/imx6qdl-gw5912.dtsi
index 8fd8fdb..f51ec3d 100644
--- a/arch/arm/dts/imx6qdl-gw5912.dtsi
+++ b/arch/arm/dts/imx6qdl-gw5912.dtsi
@@ -144,7 +144,7 @@
 	phy-mode = "rgmii-id";
 	phy-reset-gpios = <&gpio1 30 GPIO_ACTIVE_LOW>;
 	phy-reset-duration = <10>;
-	phy-reset-post-delay = <100>;
+	phy-reset-post-delay = <300>;
 	status = "okay";
 };
 
diff --git a/arch/arm/dts/imx6qdl-gw5913.dtsi b/arch/arm/dts/imx6qdl-gw5913.dtsi
index c2c1c2b..44d347f 100644
--- a/arch/arm/dts/imx6qdl-gw5913.dtsi
+++ b/arch/arm/dts/imx6qdl-gw5913.dtsi
@@ -123,7 +123,7 @@
 	phy-mode = "rgmii-id";
 	phy-reset-gpios = <&gpio1 30 GPIO_ACTIVE_LOW>;
 	phy-reset-duration = <10>;
-	phy-reset-post-delay = <100>;
+	phy-reset-post-delay = <300>;
 	status = "okay";
 };