diff --git a/arch/powerpc/boot/dts/mpc8349emitx.dts b/arch/powerpc/boot/dts/mpc8349emitx.dts
index 67781601b6b3bd0d715815fa946bac82398e69b4..f5c3086bcb5df5a259b4da0f9a2a4d55666150ca 100644
--- a/arch/powerpc/boot/dts/mpc8349emitx.dts
+++ b/arch/powerpc/boot/dts/mpc8349emitx.dts
@@ -139,6 +139,7 @@
 			interrupts = <20 8 21 8 22 8>;
 			interrupt-parent = < &ipic >;
 			phy-handle = < &phy1c >;
+			linux,network-index = <0>;
 		};
 
 		ethernet@25000 {
@@ -158,6 +159,7 @@
 			interrupts = <23 8 24 8 25 8>;
 			interrupt-parent = < &ipic >;
 			phy-handle = < &phy1f >;
+			linux,network-index = <1>;
 		};
 
 		serial@4500 {
diff --git a/arch/powerpc/boot/dts/mpc8349emitxgp.dts b/arch/powerpc/boot/dts/mpc8349emitxgp.dts
index fa852ba1b6ba7de9db6d6adc22e90e32798d1092..36a27607f7666d6b5ebd23edb11eb251e8a0998d 100644
--- a/arch/powerpc/boot/dts/mpc8349emitxgp.dts
+++ b/arch/powerpc/boot/dts/mpc8349emitxgp.dts
@@ -114,6 +114,7 @@
 			interrupts = <20 8 21 8 22 8>;
 			interrupt-parent = < &ipic >;
 			phy-handle = < &phy1c >;
+			linux,network-index = <0>;
 		};
 
 		serial@4500 {
diff --git a/arch/powerpc/boot/dts/mpc834x_mds.dts b/arch/powerpc/boot/dts/mpc834x_mds.dts
index 1b8882e2004021f3df12390d383c3e3267cc40f9..c27e2fff5d58372056dd6d20314e4c2baea2f84c 100644
--- a/arch/powerpc/boot/dts/mpc834x_mds.dts
+++ b/arch/powerpc/boot/dts/mpc834x_mds.dts
@@ -144,6 +144,7 @@
 			interrupts = <20 8 21 8 22 8>;
 			interrupt-parent = < &ipic >;
 			phy-handle = < &phy0 >;
+			linux,network-index = <0>;
 		};
 
 		ethernet@25000 {
@@ -163,6 +164,7 @@
 			interrupts = <23 8 24 8 25 8>;
 			interrupt-parent = < &ipic >;
 			phy-handle = < &phy1 >;
+			linux,network-index = <1>;
 		};
 
 		serial@4500 {