Re: [PATCH net] net: dsa: mv88e6xxx: Set correct interface mode for CPU/DSA ports

[Andrew Lunn]

> My hardware has the CPU port on 9, and it is SGMII. The existing working
> devicetree setup I used is:
> 
>                        port@9 {
>                                 reg = <9>;
>                                 label = "cpu";
>                                 ethernet = <&eth0>;
>                                 fixed-link {
>                                         speed = <1000>;
>                                         full-duplex;
>                                 };
>                         };

Hi Greg

You might need to set the phy-mode to SGMII. I'm surprised you are
using SGMII, not 1000Base-X. Do you have a PHY connected?

      Andrew