Subject: Re: [PATCH net-next 5/6] arm64: dts: mt7622: add mt7531 dsa to mt7622-rfb1 board

From: Andrew Lunn <[email-masked]>
Date: Tue, 10 Dec 2019 17:51:49 +0100

> +				port@6 {
> +					reg = <6>;
> +					label = "cpu";
> +					ethernet = <&gmac0>;
> +					phy-mode = "2500base-x";
> +
> +					fixed-link {
> +						speed = <2500>;
> +						full-duplex;
> +						pause;
> +					};

This fixed-link should not be needed. The DSA driver is supposed to
configure the CPU port to its fastest speed by default. 2500 is
the fastest speed a 2500Base-X link can do...

    Andrew