On 2024-10-30 at 14:41 +01, Andrew Lunn [off-list ref] wrote:

quoted

+&gmac2 {
+	status = "okay";
+	phy-mode = "rgmii-id";
+	phy-handle = <&emac2_phy0>;
+
+	max-frame-size = <9000>;
+
+	mdio0 {
+		#address-cells = <1>;
+		#size-cells = <0>;
+		compatible = "snps,dwmac-mdio";
+		emac2_phy0: ethernet-phy@1 {
+			reg = <0x1>;
+			adi,rx-internal-delay-ps = <2000>;
+			adi,tx-internal-delay-ps = <2000>;

You have rgmii-id and 2000ps delay? Are these two lines actually
required?

The binding states that these lines are for rgmii-id (and rgmii-rxid) mode, so why not?
Or am I misunderstanding and you mean setting the default values here is unnecessary?


Best regards,
Steffen

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