diff --git a/arch/powerpc/boot/dts/haleakala.dts b/arch/powerpc/boot/dts/haleakala.dts
index 02e4ba31dc44..b5d95ac24dbf 100644
--- a/arch/powerpc/boot/dts/haleakala.dts
+++ b/arch/powerpc/boot/dts/haleakala.dts
@@ -218,7 +218,7 @@ EMAC0: ethernet@ef600900 {
 				mal-tx-channel = <0>;
 				mal-rx-channel = <0>;
 				cell-index = <0>;
-				max-frame-size = <5dc>;
+				max-frame-size = <2328>;
 				rx-fifo-size = <1000>;
 				tx-fifo-size = <800>;
 				phy-mode = "rgmii";
diff --git a/arch/powerpc/boot/dts/katmai.dts b/arch/powerpc/boot/dts/katmai.dts
index fc86e5a3afc4..cc2873a531d2 100644
--- a/arch/powerpc/boot/dts/katmai.dts
+++ b/arch/powerpc/boot/dts/katmai.dts
@@ -212,7 +212,7 @@ EMAC0: ethernet@10000800 {
 				mal-tx-channel = <0>;
 				mal-rx-channel = <0>;
 				cell-index = <0>;
-				max-frame-size = <5dc>;
+				max-frame-size = <2328>;
 				rx-fifo-size = <1000>;
 				tx-fifo-size = <800>;
 				phy-mode = "gmii";
diff --git a/arch/powerpc/boot/dts/kilauea.dts b/arch/powerpc/boot/dts/kilauea.dts
index 8baef61f31cd..48c9a6e71f1a 100644
--- a/arch/powerpc/boot/dts/kilauea.dts
+++ b/arch/powerpc/boot/dts/kilauea.dts
@@ -219,7 +219,7 @@ EMAC0: ethernet@ef600900 {
 				mal-tx-channel = <0>;
 				mal-rx-channel = <0>;
 				cell-index = <0>;
-				max-frame-size = <5dc>;
+				max-frame-size = <2328>;
 				rx-fifo-size = <1000>;
 				tx-fifo-size = <800>;
 				phy-mode = "rgmii";
@@ -247,7 +247,7 @@ EMAC1: ethernet@ef600a00 {
 				mal-tx-channel = <1>;
 				mal-rx-channel = <1>;
 				cell-index = <1>;
-				max-frame-size = <5dc>;
+				max-frame-size = <2328>;
 				rx-fifo-size = <1000>;
 				tx-fifo-size = <800>;
 				phy-mode = "rgmii";
diff --git a/arch/powerpc/boot/dts/makalu.dts b/arch/powerpc/boot/dts/makalu.dts
index 710c01168179..84cc5e72ddd8 100644
--- a/arch/powerpc/boot/dts/makalu.dts
+++ b/arch/powerpc/boot/dts/makalu.dts
@@ -219,7 +219,7 @@ EMAC0: ethernet@ef600900 {
 				mal-tx-channel = <0>;
 				mal-rx-channel = <0>;
 				cell-index = <0>;
-				max-frame-size = <5dc>;
+				max-frame-size = <2328>;
 				rx-fifo-size = <1000>;
 				tx-fifo-size = <800>;
 				phy-mode = "rgmii";
@@ -247,7 +247,7 @@ EMAC1: ethernet@ef600a00 {
 				mal-tx-channel = <1>;
 				mal-rx-channel = <1>;
 				cell-index = <1>;
-				max-frame-size = <5dc>;
+				max-frame-size = <2328>;
 				rx-fifo-size = <1000>;
 				tx-fifo-size = <800>;
 				phy-mode = "rgmii";
diff --git a/arch/powerpc/boot/dts/rainier.dts b/arch/powerpc/boot/dts/rainier.dts
index 9f6f58b2e077..6a8fa7089ea2 100644
--- a/arch/powerpc/boot/dts/rainier.dts
+++ b/arch/powerpc/boot/dts/rainier.dts
@@ -269,7 +269,7 @@ EMAC0: ethernet@ef600e00 {
 				mal-tx-channel = <0>;
 				mal-rx-channel = <0>;
 				cell-index = <0>;
-				max-frame-size = <5dc>;
+				max-frame-size = <2328>;
 				rx-fifo-size = <1000>;
 				tx-fifo-size = <800>;
 				phy-mode = "rgmii";
@@ -298,7 +298,7 @@ EMAC1: ethernet@ef600f00 {
 				mal-tx-channel = <1>;
 				mal-rx-channel = <1>;
 				cell-index = <1>;
-				max-frame-size = <5dc>;
+				max-frame-size = <2328>;
 				rx-fifo-size = <1000>;
 				tx-fifo-size = <800>;
 				phy-mode = "rgmii";
diff --git a/arch/powerpc/boot/dts/sequoia.dts b/arch/powerpc/boot/dts/sequoia.dts
index 675026bf1fb0..a1ae4d6ec990 100644
--- a/arch/powerpc/boot/dts/sequoia.dts
+++ b/arch/powerpc/boot/dts/sequoia.dts
@@ -284,7 +284,7 @@ EMAC0: ethernet@ef600e00 {
 				mal-tx-channel = <0>;
 				mal-rx-channel = <0>;
 				cell-index = <0>;
-				max-frame-size = <5dc>;
+				max-frame-size = <2328>;
 				rx-fifo-size = <1000>;
 				tx-fifo-size = <800>;
 				phy-mode = "rgmii";
@@ -313,7 +313,7 @@ EMAC1: ethernet@ef600f00 {
 				mal-tx-channel = <1>;
 				mal-rx-channel = <1>;
 				cell-index = <1>;
-				max-frame-size = <5dc>;
+				max-frame-size = <2328>;
 				rx-fifo-size = <1000>;
 				tx-fifo-size = <800>;
 				phy-mode = "rgmii";
diff --git a/arch/powerpc/boot/dts/taishan.dts b/arch/powerpc/boot/dts/taishan.dts
index 96d033d6c05e..e808e1c5593a 100644
--- a/arch/powerpc/boot/dts/taishan.dts
+++ b/arch/powerpc/boot/dts/taishan.dts
@@ -304,7 +304,7 @@ EMAC2: ethernet@40000c00 {
 				mal-tx-channel = <2>;
 				mal-rx-channel = <2>;
 				cell-index = <2>;
-				max-frame-size = <5dc>;
+				max-frame-size = <2328>;
 				rx-fifo-size = <1000>;
 				tx-fifo-size = <800>;
 				phy-mode = "rgmii";
@@ -328,7 +328,7 @@ EMAC3: ethernet@40000e00 {
 				mal-tx-channel = <3>;
 				mal-rx-channel = <3>;
 				cell-index = <3>;
-				max-frame-size = <5dc>;
+				max-frame-size = <2328>;
 				rx-fifo-size = <1000>;
 				tx-fifo-size = <800>;
 				phy-mode = "rgmii";