ARM: dts: uniphier: Rename ethphy node to ethernet-phy

This renames the node name "ethphy" to "ethernet-phy" according to
Documentation/devicetree/bindings/net/mdio.yaml.

Signed-off-by: Kunihiko Hayashi <[e-mail]>
Signed-off-by: Masahiro Yamada <[e-mail]>

arch/arm/boot/dts/uniphier-ld6b-ref.dts

···
 };
 
 &mdio {
-	ethphy: ethphy@0 {
+	ethphy: ethernet-phy@0 {
 		reg = <0>;
 	};
 };

arch/arm/boot/dts/uniphier-pro4-ace.dts

···
 };
 
 &mdio {
-	ethphy: ethphy@1 {
+	ethphy: ethernet-phy@1 {
 		reg = <1>;
 	};
 };

arch/arm/boot/dts/uniphier-pro4-ref.dts

···
 };
 
 &mdio {
-	ethphy: ethphy@0 {
+	ethphy: ethernet-phy@0 {
 		reg = <0>;
 	};
 };

arch/arm/boot/dts/uniphier-pro4-sanji.dts

···
 };
 
 &mdio {
-	ethphy: ethphy@1 {
+	ethphy: ethernet-phy@1 {
 		reg = <1>;
 	};
 };

arch/arm/boot/dts/uniphier-pxs2-gentil.dts

···
 };
 
 &mdio {
-	ethphy: ethphy@1 {
+	ethphy: ethernet-phy@1 {
 		reg = <1>;
 	};
 };

arch/arm/boot/dts/uniphier-pxs2-vodka.dts

···
 };
 
 &mdio {
-	ethphy: ethphy@1 {
+	ethphy: ethernet-phy@1 {
 		reg = <1>;
 	};
 };