linux-kernel - Re: [PATCH 1/2] dt-bindings: display/msm: qcom,sdm845-mdss: add memory-region property

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Date:   Thu, 13 Jul 2023 21:03:56 +0530
From:   Amit Pundir <amit.pundir@...aro.org>
To:     Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc:     Bjorn Andersson <andersson@...nel.org>,
        Andy Gross <agross@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Caleb Connolly <caleb.connolly@...aro.org>,
        Bryan Donoghue <bryan.odonoghue@...aro.org>,
        Rob Clark <robdclark@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Sean Paul <sean@...rly.run>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Krishna Manikandan <quic_mkrishn@...cinc.com>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        freedreno <freedreno@...ts.freedesktop.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        dt <devicetree@...r.kernel.org>,
        lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] dt-bindings: display/msm: qcom,sdm845-mdss: add
 memory-region property

On Wed, 12 Jul 2023 at 18:45, Dmitry Baryshkov
<dmitry.baryshkov@...aro.org> wrote:
>
> On 12/07/2023 16:02, Amit Pundir wrote:
> > Add and document the reserved memory region property
> > in the qcom,sdm845-mdss schema.
> >
> > Signed-off-by: Amit Pundir <amit.pundir@...aro.org>
> > ---
> >   .../devicetree/bindings/display/msm/qcom,sdm845-mdss.yaml    | 5 +++++
> >   1 file changed, 5 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/display/msm/qcom,sdm845-mdss.yaml b/Documentation/devicetree/bindings/display/msm/qcom,sdm845-mdss.yaml
> > index 6ecb00920d7f..3ea1dbd7e317 100644
> > --- a/Documentation/devicetree/bindings/display/msm/qcom,sdm845-mdss.yaml
> > +++ b/Documentation/devicetree/bindings/display/msm/qcom,sdm845-mdss.yaml
> > @@ -39,6 +39,11 @@ properties:
> >     interconnect-names:
> >       maxItems: 2
> >
> > +  memory-region:
> > +    maxItems: 1
> > +    description:
> > +      Phandle to a node describing a reserved memory region.
> > +
>
> Please add it to mdss-common.yaml instead

mdss-common.yaml didn't like this property at all and
I ran into a lot of new dtbs_check warnings:
https://www.irccloud.com/pastebin/raw/pEYAeaB1

I need some help in decoding these please.

Regards,
Amit Pundir

>
> >   patternProperties:
> >     "^display-controller@[0-9a-f]+$":
> >       type: object
>
> --
> With best wishes
> Dmitry
>