Hi Andrew Lunn Thank you for your reply. > > The Aspeed 7th generation SoC features three MDIO controllers. > > The design of AST2700 MDIO controller is the same as AST2600. > > If they are identical, why do you need a new compatible? We want consistent naming in the DTS of the new SoC, even if Its design is the same as the older SoC. Thanks, Jacky