Re: [v7, PATCH 2/2] dt-binding: mediatek-dwmac: add binding document for MediaTek MT2712 DWMAC

biao huang
2018-12-14T02:24:04Z

Dear Andrew,

Thanks for your comments.
On Thu, 2018-12-13 at 13:36 +0100, Andrew Lunn wrote:
> > +- mediatek,rx-delay-ps: RX clock delay macro value. Default is 0.
> > + It should be defined for rgmii/rgmii-txid/mii/rmii interface.
> > +Both delay properties need to be a multiple of 170 for fine-tune rgmii,
> > +range 0~31*170.
> > +Both delay properties need to be a multiple of 550 for coarse-tune rgmii,
> > +range 0~31*550.
> > +Both delay properties need to be a multiple of 550 for mii/rmii,
> > +range 0~31*550.
>
> You see "need to be" here, but the driver does not care. It will round
> down. Please either make the driver check, or change the text to
> rather say it will round down.
OK, will mark "round down" in the binding file.
>
> Andrew