Re: [PATCH v2 1/5] media: dt-bindings: ov5645: Convert OV5645 binding to a schema

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Hi Rob,

Thank you for the review.

On Fri, Oct 14, 2022 at 10:05 PM Rob Herring <robh+dt@xxxxxxxxxx> wrote:
>
> On Fri, Oct 14, 2022 at 1:35 PM Prabhakar <prabhakar.csengg@xxxxxxxxx> wrote:
> >
> > From: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
> >
> > Convert the simple OV5645 Device Tree binding to json-schema.
> >
> > The previous binding marked the below properties as required which was a
> > driver requirement and not the device requirement so just drop them from
> > the required list during the conversion.
> > - clock-frequency
> > - enable-gpios
> > - reset-gpios
> >
> > Also drop the "clock-names" property as we have a single clock source for
> > the sensor and the driver has been updated to drop the clk referencing by
> > name.
>
> Driver requirements are the ABI!
>
> This breaks a kernel without the driver change and a DTB that has
> dropped the properties.
>
I already have a patch for the driver [0] which I missed to include
along with the series.

> Also, with 'clock-names' dropped, you've just introduced a bunch of
> warnings on other people's platforms. Are you going to 'fix' all of
> them?
>
Yes I will fix them, once the patch driver patch [0] is merged in.

[0] https://patchwork.kernel.org/project/linux-media/patch/20220919143350.176746-1-prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx/

Cheers,
Prabhakar



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