linux-kernel - Re: [PATCH v2 01/13] dt-bindings: display/msm: Document DP on QCS615

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Message-ID: <e15df8ba-f058-4eb2-919c-bc327290e66a@kernel.org>
Date: Tue, 22 Jul 2025 11:13:39 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Xiangxu Yin <xiangxu.yin@....qualcomm.com>,
 Rob Clark <robin.clark@....qualcomm.com>, Dmitry Baryshkov
 <lumag@...nel.org>, Abhinav Kumar <abhinav.kumar@...ux.dev>,
 Jessica Zhang <jessica.zhang@....qualcomm.com>, Sean Paul <sean@...rly.run>,
 Marijn Suijten <marijn.suijten@...ainline.org>,
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>,
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Kuogee Hsieh <quic_khsieh@...cinc.com>,
 Vinod Koul <vkoul@...nel.org>, Kishon Vijay Abraham I <kishon@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
 freedreno@...ts.freedesktop.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-phy@...ts.infradead.org,
 dmitry.baryshkov@....qualcomm.com, konrad.dybcio@....qualcomm.com,
 fange.zhang@....qualcomm.com, quic_lliu6@...cinc.com,
 quic_yongmou@...cinc.com
Subject: Re: [PATCH v2 01/13] dt-bindings: display/msm: Document DP on QCS615

On 22/07/2025 09:22, Xiangxu Yin wrote:
> The QCS615 platform is based on the SM6150 SoC. Since the DP hardware is
> shared with SM6150, the compatible string qcom,sm6150-dp is used to
> represent the DP controller on QCS615.


No, you cannot use other SoC compatible for different one. Look at
qcs615.dtsi and board DTS - there is nothing saying that this is the
same die.

Best regards,
Krzysztof