linux-kernel - Re: [PATCH] arm64: dts: qcom: talos: add ETR device

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Message-ID: <2a8ff39f-7a78-4902-85d6-1267c319d8a7@oss.qualcomm.com>
Date: Mon, 26 Jan 2026 09:25:24 +0800
From: Jie Gan <jie.gan@....qualcomm.com>
To: Rob Herring <robh@...nel.org>
Cc: Tingwei Zhang <tingwei.zhang@....qualcomm.com>,
        linux-arm-msm@...r.kernel.org, Bjorn Andersson <andersson@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>, linux-kernel@...r.kernel.org,
        Krzysztof Kozlowski <krzk+dt@...nel.org>, devicetree@...r.kernel.org,
        Konrad Dybcio <konradybcio@...nel.org>
Subject: Re: [PATCH] arm64: dts: qcom: talos: add ETR device



On 1/23/2026 10:29 PM, Rob Herring wrote:
> 
> On Fri, 23 Jan 2026 15:10:46 +0800, Jie Gan wrote:
>> Add the TMC ETR device to store collected trace data in DDR memory.
>>
>> Signed-off-by: Jie Gan <jie.gan@....qualcomm.com>
>> ---
>>   arch/arm64/boot/dts/qcom/talos.dtsi | 27 +++++++++++++++++++++++++++
>>   1 file changed, 27 insertions(+)
>>
> 
> 
> My bot found new DTB warnings on the .dts files added or changed in this
> series.
> 
> Some warnings may be from an existing SoC .dtsi. Or perhaps the warnings
> are fixed by another series. Ultimately, it is up to the platform
> maintainer whether these warnings are acceptable or not. No need to reply
> unless the platform maintainer has comments.
> 
> If you already ran DT checks and didn't see these error(s), then
> make sure dt-schema is up to date:
> 
>    pip3 install dtschema --upgrade
> 
> 
> This patch series was applied (using b4) to base:
>   Base: a0c666c25aeefd16f4b088c6549a6fb6b65a8a1d (use --merge-base to override)
> 
> If this is not the correct base, please add 'base-commit' tag
> (or use b4 which does this automatically)
> 
> 
> New warnings running 'make CHECK_DTBS=y for arch/arm64/boot/dts/qcom/' for 20260123-enable-etr-and-ctcu-devices-v1-1-5fbb3423a2d7@....qualcomm.com:
> 
> arch/arm64/boot/dts/qcom/qcs615-ride.dtb: clock-controller@...000 (qcom,qcs615-gcc): 'clock-names' is a required property
> 	from schema $id: http://devicetree.org/schemas/clock/qcom,qcs615-gcc.yaml

Hi Rob,

This warning is not introduced by my patch. I think it's a false positive.

Thanks,
Jie


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