linux-kernel - Re: [PATCH v4 2/4] dt-bindings: display: st,stm32-dsi: Remove unnecessary fields

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Message-ID: <92d5a699-9f5d-2e40-ca73-4604f3e5a657@foss.st.com>
Date:   Tue, 30 May 2023 15:30:32 +0200
From:   Alexandre TORGUE <alexandre.torgue@...s.st.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Raphael Gallais-Pou <raphael.gallais-pou@...s.st.com>
CC:     <linux-stm32@...md-mailman.stormreply.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        David Airlie <airlied@...il.com>,
        Yannick Fertre <yannick.fertre@...s.st.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Conor Dooley <conor.dooley@...rochip.com>,
        <kernel@...electronics.com>, Marek Vasut <marex@...x.de>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <dri-devel@...ts.freedesktop.org>,
        Rob Herring <robh+dt@...nel.org>,
        Philippe Cornu <philippe.cornu@...s.st.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        Conor Dooley <conor+dt@...nel.org>
Subject: Re: [PATCH v4 2/4] dt-bindings: display: st,stm32-dsi: Remove
 unnecessary fields

On 5/30/23 14:27, Krzysztof Kozlowski wrote:
> On Mon, 29 May 2023 11:13:57 +0200, Raphael Gallais-Pou wrote:
>> "#address-cells" and "#size-cells" are two properties that are not
>> mandatory. For instance, the DSI could refer to a bridge outside the scope
>> of the node rather than include a 'panel@0' subnode. By doing so, address
>> and size fields become then unnecessary, creating a warning at build time.
>>
>> Signed-off-by: Raphael Gallais-Pou <raphael.gallais-pou@...s.st.com>
>> Acked-by: Conor Dooley <conor.dooley@...rochip.com>
>> Reviewed-by: Marek Vasut <marex@...x.de>
>> ---
>>   Documentation/devicetree/bindings/display/st,stm32-dsi.yaml | 2 --
>>   1 file changed, 2 deletions(-)
>>
> 
> Running 'make dtbs_check' with the schema in this patch gives the
> following warnings. Consider if they are expected or the schema is
> incorrect. These may not be new warnings
I checked it before merging the series on stm32-next tree. I didn't get 
this error. I didn't check commit per commit.

Do you get this error after merging the whole series ?


> 
> Note that it is not yet a requirement to have 0 warnings for dtbs_check.
> This will change in the future.
> 
> Full log is available here: https://patchwork.ozlabs.org/patch/1787034
> 
> 
> dsi@...16c00: Unevaluated properties are not allowed ('panel-dsi@0' was unexpected)
> 	arch/arm/boot/dts/stm32f469-disco.dtb
> 
> dsi@...00000: Unevaluated properties are not allowed ('panel-dsi@0' was unexpected)
> 	arch/arm/boot/dts/stm32mp157c-ev1.dtb
> 	arch/arm/boot/dts/stm32mp157c-ev1-scmi.dtb