ARM: dts: uniphier: sync DT with Linux 4.17-rc1

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/arch/arm/dts/uniphier-pro4-ace.dts b/arch/arm/dts/uniphier-pro4-ace.dts
index 60a8c33..bff90c2 100644
--- a/arch/arm/dts/uniphier-pro4-ace.dts
+++ b/arch/arm/dts/uniphier-pro4-ace.dts
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier Pro4 Ace Board
- *
- * Copyright (C) 2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier Pro4 Ace Board
+//
+// Copyright (C) 2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 /dts-v1/;
 #include "uniphier-pro4.dtsi"
@@ -83,6 +81,17 @@
 	status = "okay";
 };
 
+&eth {
+	status = "okay";
+	phy-handle = <&ethphy>;
+};
+
+&mdio {
+	ethphy: ethphy@1 {
+		reg = <1>;
+	};
+};
+
 &usb2 {
 	status = "okay";
 };