> > I'm just trying to ensure whatever is defined is flexible enough that > > we really can later support everything which DT does. We have PHYs on > > MDIO busses, inside switches, which are on MDIO busses, which are > > inside Ethernet interfaces, etc. > > I think it can be satisfied. See the table I'm using above. Hi Dongsheng Since i don't know anything better, i think i have to trust you have this correct. It would be good to document this, so that the next person who needs to add ACPI support for a PHY has some documentation to look at. Could you add something to Documentation/acpi/dsd? Andrew