riscv: dts: sophgo: Enable ethernet device for Huashan Pi

Enable ethernet controller and mdio multiplexer device on Huashan Pi.

Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Inochi Amaoto <[email protected]>
Signed-off-by: Chen Wang <[email protected]>
Signed-off-by: Chen Wang <[email protected]>

Author: inochisa

arch/riscv/boot/dts/sophgo/cv1812h-huashan-pi.dts

@@ -55,6 +55,14 @@
 	non-removable;
 };
 
+&gmac0 {
+	status = "okay";
+};
+
+&mdio {
+	status = "okay";
+};
+
 &sdhci0 {
 	status = "okay";
 	bus-width = <4>;