linux-kernel - Re: [PATCH v4 3/3] arm64: dts: qcom: lemans-evk-camera: Add DT overlay

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Message-ID: <srawt2oh3hcevopcrvpnmbocw4wknaytyvxt6yjmnet3yujupr@ub3t36ffbrcx>
Date: Thu, 11 Sep 2025 13:15:55 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Wenmeng Liu <quic_wenmliu@...lcomm.com>
Cc: Loic Poulain <loic.poulain@....qualcomm.com>,
        Robert Foss <rfoss@...nel.org>, Andi Shyti <andi.shyti@...nel.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, todor.too@...il.com,
        bryan.odonoghue@...aro.org, vladimir.zapolskiy@...aro.org,
        linux-i2c@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-media@...r.kernel.org,
        Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Subject: Re: [PATCH v4 3/3] arm64: dts: qcom: lemans-evk-camera: Add DT
 overlay

On Thu, Sep 11, 2025 at 01:45:59PM +0800, Wenmeng Liu wrote:
> 
> 
> On 9/10/2025 11:23 PM, Dmitry Baryshkov wrote:
> > On Wed, Sep 10, 2025 at 07:06:23PM +0800, Wenmeng Liu wrote:
> > > Enable IMX577 via CCI1 on LeMans EVK Core Kit.
> > 
> > Is it a part of the Core Kit? Is it a part of some kind of mezzanine
> > board? Why is it being enabled as an overlay instead of being a part of
> > lemans-evk.dts?
> > 
> Since the sensor is not part of the default hardware configuration on the
> core kit, we adopt a device tree overlay solution to enable its integration
> dynamically.

This is less helpful than a similar response to the similar monaco-evk
question.

Is it the only configuration that we are going to support? If not, then
the overlay should be named accordingly.

These details should be described in the commit message.

-- 
With best wishes
Dmitry