ARM: dts: sk-rzg1e: add Ether pins

Add the (previously omitted) Ether/PHY pin data to the SK-RZG1E board's
device tree.
Signed-off-by: NSergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: NSimon Horman <horms+renesas@verge.net.au>

arch/arm/boot/dts/r8a7745-sk-rzg1e.dts

@@ -39,6 +39,16 @@
 		groups = "scif2_data";
 		function = "scif2";
 	};
+
+	ether_pins: ether {
+		groups = "eth_link", "eth_mdio", "eth_rmii";
+		function = "eth";
+	};
+
+	phy1_pins: phy1 {
+		groups = "intc_irq8";
+		function = "intc";
+	};
 };
 
 &scif2 {
@@ -49,6 +59,9 @@
 };
 
 &ether {
+	pinctrl-0 = <&ether_pins &phy1_pins>;
+	pinctrl-names = "default";
+
 	phy-handle = <&phy1>;
 	renesas,ether-link-active-low;
 	status = "okay";