Re: [PATCH v1 2/3] arm64: dts: freescale: Add support for Variscite DART-MX93

Andrew Lunn
2026-03-26T16:41:19Z

> +&eqos {
> + pinctrl-names = "default", "sleep";
> + pinctrl-0 = <&pinctrl_eqos>;
> + pinctrl-1 = <&pinctrl_eqos_sleep>;
> + /*
> + * The required RGMII TX and RX 2ns delays are implemented directly
> + * in hardware via passive delay elements on the SOM PCB.
> + * No delay configuration is needed in software via PHY driver.
> + */
> + phy-mode = "rgmii";
> + phy-handle = <&ethphy0>;
> + snps,clk-csr = <5>;
> + status = "okay";
> +
> + mdio {
> + compatible = "snps,dwmac-mdio";
> + clock-frequency = < 1000000>;

As far as i know, stmmac does not implement that property. There is
the danger somebody does implement it sometime in the future, and your
board breaks because it does not work a 10MHz.

I suggest removing this.

Andrew