Re: [PATCH 2/2] arm64: dts: imx8dxl: Add SolidRun SoM and HummingBoard
From: Andrew Lunn
Date: Wed Apr 08 2026 - 16:13:07 EST
> +&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