--- zzzz-none-000/linux-5.4.213/drivers/net/ethernet/Kconfig	2022-09-15 10:04:56.000000000 +0000
+++ alder-5690pro-762/linux-5.4.213/drivers/net/ethernet/Kconfig	2024-08-14 09:02:07.000000000 +0000
@@ -14,6 +14,7 @@
 
 config MDIO
 	tristate
+	default y
 
 config SUNGEM_PHY
 	tristate