tests: drivers: build_all: ethernet: add lan9250 build test

Add build test for microchip lan9250

Signed-off-by: Mario Paja <[email protected]>

Author: mariopaja

tests/drivers/build_all/ethernet/spi_devices.overlay

@@ -37,6 +37,7 @@
 				   <&test_gpio 0 0>,
 				   <&test_gpio 0 0>,
 				   <&test_gpio 0 0>,
+				   <&test_gpio 0 0>,
 				   <&test_gpio 0 0>;
 
 			test_spi_enc28j60: enc28j60@0 {
@@ -137,6 +138,14 @@
 
 				local-mac-address = [00 00 00 01 02 03];
 			};
+
+			test_spi_lan9250: lan9250@6 {
+				compatible = "microchip,lan9250";
+				reg = <0x6>;
+				spi-max-frequency = <0>;
+				int-gpios = <&test_gpio 0 0>;
+				local-mac-address = [00 00 00 00 00 00];
+			};
 		};
 	};
 };