Re: [PATCH 2/2] arm64: dts: imx8dxl: Add SolidRun SoM and HummingBoard

Andrew Lunn
2026-04-08T20:13:00Z

> +&eqos {
> + phy-mode = "rgmii-id";
> + pinctrl-0 = <&eqos_pins>;
> + pinctrl-names = "default";
> + status = "okay";
> +
> + fixed-link {
> + full-duplex;
> + speed = <1000>;
> + };
> +};

> + ethernet-switch@0 {
> + compatible = "nxp,sja1110a";

....

> +
> + /* to CPU */
> + port@2 {
> + reg = <0x2>;
> + ethernet = <&eqos>;
> + label = "cpu";
> + phy-mode = "rgmii-id";
> + rx-internal-delay-ps = <2000>;
> + tx-internal-delay-ps = <2000>;

The eqos is using rgmii-id, this port is using rmgii-id, and you set
the delays to 2000ns. How is this not resulting in 4000ns delays?

Andrew