> Production dongles will always have firmware fully controlling all the phy. > Thus, I think in next series we'll just cut off all the direct phy > access code. O.K, but that is also a shame. The PHY i have has all sorts of nice things, MACSEC, temperature sensors, PTP, cable tests logic, etc. Without having a proper PHY driver which can access the registers, a lot of that is going to be very hard to use. Andrew