linux-kernel - Re: [PATCH v4 1/2] dt-bindings: Pinefeat cef168 lens control board

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Message-ID: <175656387714.501865.14707361524569628815@ping.linuxembedded.co.uk>
Date: Sat, 30 Aug 2025 15:24:37 +0100
From: Kieran Bingham <kieran.bingham@...asonboard.com>
To: Aliaksandr Smirnou <asmirnou@...efeat.co.uk>, Krzysztof Kozlowski <krzk@...nel.org>, conor+dt@...nel.org, hverkuil@...all.nl, jacopo.mondi@...asonboard.com, krzk+dt@...nel.org, mchehab@...nel.org, robh@...nel.org
Cc: devicetree@...r.kernel.org, linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 1/2] dt-bindings: Pinefeat cef168 lens control board

Quoting Krzysztof Kozlowski (2025-08-30 14:21:46)
> On 30/08/2025 13:14, Aliaksandr Smirnou wrote:
> > Add the Device Tree schema and examples for the Pinefeat cef168 lens
> > control board. This board interfaces Canon EF & EF-S lenses with
> > non-Canon camera bodies, enabling electronic control of focus and
> > aperture via V4L2.
> > 
> > Power supply is derived from fixed supplies via connector or GPIO
> > header. Therefore, the driver does not manage any regulator, so
> > representing any supply in the binding is redundant.
> > 
> > Signed-off-by: Aliaksandr Smirnou <asmirnou@...efeat.co.uk>
> 
> 
> b4 diff '<20250830111500.53169-2-asmirnou@...efeat.co.uk>'
> Grabbing thread from
> lore.kernel.org/all/20250830111500.53169-2-asmirnou@...efeat.co.uk/t.mbox.gz
> Checking for older revisions
> Grabbing search results from lore.kernel.org
> ---
> Analyzing 9 messages in the thread
> Could not find lower series to compare against.
> 
> You are not making it easier for us.

Could you explain what's required to tell b4 to know about earlier
versions please? (Or point to the documentation?)

I don't know ... so I don't think a first time contributor would
implicitly know either.

--
Kieran


> 
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> 
> Best regards,
> Krzysztof