ARM: mvebu: set aliases for ethernet controllers

These aliases are used when feeding the DT from ATAGS to set the
devices MAC addresses.

Signed-off-by: Willy Tarreau <w@1wt.eu>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
diff --git a/arch/arm/boot/dts/armada-xp.dtsi b/arch/arm/boot/dts/armada-xp.dtsi
index bacab11..6a82fe8 100644
--- a/arch/arm/boot/dts/armada-xp.dtsi
+++ b/arch/arm/boot/dts/armada-xp.dtsi
@@ -22,6 +22,10 @@
 	model = "Marvell Armada XP family SoC";
 	compatible = "marvell,armadaxp", "marvell,armada-370-xp";
 
+	aliases {
+		eth2 = &eth2;
+	};
+
 	soc {
 		internal-regs {
 			L2: l2-cache {
@@ -86,7 +90,7 @@
 				reg = <0x18200 0x500>;
 			};
 
-			ethernet@30000 {
+			eth2: ethernet@30000 {
 				compatible = "marvell,armada-370-neta";
 				reg = <0x30000 0x2500>;
 				interrupts = <12>;