Re: [v2 1/2] dt-bindings: remoteproc: mediatek: Add binding for mt8195 scp

From: Chen-Yu Tsai
Date: Mon Jul 12 2021 - 03:40:45 EST


On Mon, Jul 12, 2021 at 2:06 PM Tzung-Bi Shih <tzungbi@xxxxxxxxxx> wrote:
>
> On Sat, Jul 10, 2021 at 8:25 PM Tinghan Shen <tinghan.shen@xxxxxxxxxxxx> wrote:
> > @@ -5,13 +5,15 @@ This binding provides support for ARM Cortex M4 Co-processor found on some
> > Mediatek SoCs.
> >
> > Required properties:
> > -- compatible Should be "mediatek,mt8183-scp"
> > +- compatible Should be one of:
> > + "mediatek,mt8183-scp"
> > + "mediatek,mt8195-scp"
> Just realized we forgot to add DT bindings for mediatek,mt8192-scp[1].
> Could you send another patch for adding the missing property?
>
> [1]: https://elixir.bootlin.com/linux/v5.13.1/source/drivers/remoteproc/mtk_scp.c#L879
>
> > -- clocks Clock for co-processor (See: ../clock/clock-bindings.txt)
> > -- clock-names Contains the corresponding name for the clock. This
> > +- clocks Required by mt8183. Clock for co-processor (See: ../clock/clock-bindings.txt)
> > +- clock-names Required by mt8183. Contains the corresponding name for the clock. This
> > should be named "main".
> Let's move clocks and clock-names to "Optional properties". See [2]
> for your reference. I guess it doesn't need to mention which chip
> needs the properties. For those chips that need the clock properties,
> they won't work correctly without correct clock properties.

I would suggest still adding them. We will need to describe the requirements
anyway then the binding is converted to DT schema.

ChenYu

> [2]: https://elixir.bootlin.com/linux/v5.13.1/source/Documentation/devicetree/bindings/remoteproc/ti,keystone-rproc.txt#L87
>
>
> Suggested to provide a cover letter for the series next time.
>
> nit: other patches usually use "[PATCH v2 1/2]" in the email title
> instead of the one used in the mail.
>
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