Re: [PATCH net-next v3 2/9] dt-bindings: net: mediatek-dwmac: add support for MT8189 SoC

From: Andrew Lunn

Date: Fri Oct 16 2026 - 11:54:28 EST


> Finally, update "mediatek,rx-delay-ps" and "mediatek,tx-delay-ps" property
> description to add MT8189 RX/TX delay stage divider values, as they
> differ from existing supported SoC.

These should be mark deprecated and the standard rx-internal-delay-ps
and tx-internal-delay-ps used in there place for new devices.

> @@ -86,8 +85,10 @@ properties:
> or will round down. Range 0~31*170.
> For MT2712 RMII/MII interface, Allowed value need to be a multiple of 550,
> or will round down. Range 0~31*550.
> - For MT8188/MT8195 RGMII/RMII/MII interface, Allowed value need to be a multiple of 290,
> - or will round down. Range 0~31*290.
> + For MT8188/MT8195 RGMII/RMII/MII interface, Allowed value need to be a
> + multiple of 290, or will round down. Range 0~31*290.
> + For MT8189 RGMII/RMII/MII interface, Allowed value need to
> + be a multiple of 180, or will round down. Range 0~31*180.

Please make this:

For MT8189 RGMII/RMII/MII interface, this property is not used, the
standard tx-internal-delay-ps should be used instead.

> @@ -96,8 +97,10 @@ properties:
> or will round down. Range 0~31*170.
> For MT2712 RMII/MII interface, Allowed value need to be a multiple of 550,
> or will round down. Range 0~31*550.
> - For MT8188/MT8195 RGMII/RMII/MII interface, Allowed value need to be a multiple
> - of 290, or will round down. Range 0~31*290.
> + For MT8188/MT8195 RGMII/RMII/MII interface, Allowed value need to be a
> + multiple of 290, or will round down. Range 0~31*290.
> + For MT8189 RGMII/RMII/MII interface, Allowed value need to
> + be a multiple of 180, or will round down. Range 0~31*180.

Same here.

Andrew