boards: frdm_imx93: enable enet support

Enable ENET port on FRDM_IMX93 board.

Signed-off-by: Hongbo Wang <hongbo.wang@nxp.com>
Signed-off-by: Chekhov Ma <chekhov.ma@nxp.com>
Signed-off-by: Jiafei Pan <jiafei.pan@nxp.com>

Author: whbo158

boards/nxp/frdm_imx93/frdm_imx93_mimx9352_a55.dts

@@ -82,6 +82,33 @@
 	};
 };
 
+&enet {
+	status = "okay";
+};
+
+&enet_mac {
+	pinctrl-0 = <&pinmux_enet>;
+	pinctrl-names = "default";
+	phy-handle = <&phy>;
+	zephyr,random-mac-address;
+	phy-connection-type = "rgmii";
+	status = "okay";
+};
+
+&enet_mdio {
+	pinctrl-0 = <&pinmux_mdio>;
+	pinctrl-names = "default";
+	status = "okay";
+
+	phy: phy@2 {
+		compatible = "motorcomm,yt8521";
+		reg = <2>;
+		status = "okay";
+		motorcomm,rx-delay-sel = <13>;
+		motorcomm,tx-delay-sel = <13>;
+	};
+};
+
 &lpuart2 {
 	current-speed = <115200>;
 	pinctrl-0 = <&uart2_default>;