ralink: add ethernet macaddr to dts for FireWRT

Signed-off-by: wengbj <fl.service@t-firefly.com>

SVN-Revision: 44240

target/linux/ramips/dts/FIREWRT.dts

@@ -78,4 +78,9 @@
 			};
 		};
 	};
+
+	ethernet@1e100000 {
+		mtd-mac-address = <&factory 0xe000>;
+	};
+
 };