From: Andrew Lunn <and...@lunn.ch> Date: Sun, 11 Nov 2018 00:32:13 +0100
> Currently the SERDES interfaces for ports 9 and 10 on the mv88e6390x > are supported, allowing upto 10G. However, when unused, these SERDES > interfaces can be used by some of the lower ports for 1000Base-X. > > The tricky bit here is ordering. The SERDES have to become free from > ports 9 or 10 before they can be used with lower ports. Normally, this > would happen only when these ports would be configured up, which is > too late. So at probe time, defaulting ports 9 and 10 to 1000BaseX > frees them for use with lower ports. If they are actually needed, they > will be taken back when port 9 and 10 goes up. Series applied, thanks Andrew.
