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

Andrew Lunn andrew at lunn.ch
Fri Oct 16 08:40:40 PDT 2026


> 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



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