Re: [PATCH v3 2/2] arm64: dts: imx8mp-msc-sm2s: Add device trees for MSC SM2S-IMX8PLUS SoM and carrier board

From: Fabio Estevam
Date: Thu Aug 11 2022 - 10:05:57 EST


On Thu, Jul 21, 2022 at 7:11 AM Martyn Welch <martyn.welch@xxxxxxxxxxxxx> wrote:

> +&eqos {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_eqos>;
> + phy-mode = "rgmii-id";
> + phy-handle = <&ethphy0>;
> + phy-reset-gpios = <&tca6424 16 GPIO_ACTIVE_LOW>;
> + phy-reset-duration = <1>;
> + phy-reset-post-delay = <1>;
> + status = "okay";
> +
> + mdio {
> + compatible = "snps,dwmac-mdio";
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + ethphy0: ethernet-phy@1 {
> + compatible = "ethernet-phy-ieee802.3-c22";
> + reg = <1>;
> + eee-broken-1000t;
> + phy-reset-gpios = <&tca6424 16 GPIO_ACTIVE_LOW>;

You have already added phy-reset-gpios above.

The phy-reset- properties are deprecated. It's better to use
reset-gpios,reset-assert-us, etc inside the mdio node.

> +&fec {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_fec>;
> + phy-mode = "rgmii-id";
> + phy-handle = <&ethphy1>;
> + phy-reset-gpios = <&tca6424 17 GPIO_ACTIVE_LOW>;
> + phy-reset-duration = <1>;
> + phy-reset-post-delay = <1>;
> + fsl,magic-packet;
> + status = "okay";
> +
> + mdio {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + ethphy1: ethernet-phy@1 {
> + compatible = "ethernet-phy-ieee802.3-c22";
> + reg = <1>;
> + eee-broken-1000t;
> + phy-reset-gpios = <&tca6424 17 GPIO_ACTIVE_LOW>;

Same here.

> +&sdma1 {
> + status = "okay";

No need to enable it as sdma1 is not disabled in imx8mp.dtsi.