linux-kernel - Re: [PATCH v3 01/13] dt-bindings: display: st: add new compatible to LTDC device

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Message-ID: <ff91b42e-be8d-4147-b489-c9938a4ab344@foss.st.com>
Date: Wed, 20 Aug 2025 09:38:48 +0200
From: Raphael Gallais-Pou <raphael.gallais-pou@...s.st.com>
To: Rob Herring <robh@...nel.org>
CC: Thomas Zimmermann <tzimmermann@...e.de>,
        Christophe Roullier
	<christophe.roullier@...s.st.com>,
        David Airlie <airlied@...il.com>, <dri-devel@...ts.freedesktop.org>,
        Maxime Coquelin
	<mcoquelin.stm32@...il.com>,
        Maxime Ripard <mripard@...nel.org>,
        "Krzysztof
 Kozlowski" <krzk+dt@...nel.org>,
        Simona Vetter <simona@...ll.ch>,
        "Alexandre
 Torgue" <alexandre.torgue@...s.st.com>,
        <linux-kernel@...r.kernel.org>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        <devicetree@...r.kernel.org>,
        Philippe Cornu <philippe.cornu@...s.st.com>,
        Yannick Fertre <yannick.fertre@...s.st.com>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        Conor Dooley <conor+dt@...nel.org>, Will Deacon <will@...nel.org>,
        Catalin Marinas <catalin.marinas@....com>
Subject: Re: [PATCH v3 01/13] dt-bindings: display: st: add new compatible to
 LTDC device



On 8/19/25 15:58, Rob Herring wrote:
> On Tue, Aug 19, 2025 at 03:17:46PM +0200, Raphael Gallais-Pou wrote:
>>
>> On 8/19/25 13:01, Rob Herring (Arm) wrote:
>>> On Tue, 19 Aug 2025 11:15:54 +0200, Raphael Gallais-Pou wrote:
>>>> The new STMicroelectronics SoC features a display controller similar to
>>>> the one used in previous SoCs.  Because there is additional registers,
>>>> it is incompatible with existing IPs.
>>>>
>>>> Add the new name to the list of compatible string.
>>>>
>>>> Signed-off-by: Raphael Gallais-Pou <raphael.gallais-pou@...s.st.com>
>>>> ---
>>>>  .../devicetree/bindings/display/st,stm32-ltdc.yaml | 30 ++++++++++++++++++++--
>>>>  1 file changed, 28 insertions(+), 2 deletions(-)
>> Hi Rob,
>>
>> It seems several patches of this series triggered your bot without
>> warnings/errors messages.
>>
>> Did I missed something or is it just a glitch in the matrix ? :)
> 'make dt_binding_check' is broken in linux-next which is used if the 
> base commit is not specified or not found. The latter was the case here. 
> Should be fixed in tomorrow's linux-next.

Indeed, I am based on latest drm-misc-next, which explains the not found base
commit.

Thanks for this info

Raphaël
>
> Rob