linux-kernel - Re: [PATCH 2/2] arm64: dts: qcom: hamoa: enable ETR and CTCU devices

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Message-ID: <8a7dd1b4-505a-4507-8cc1-75d955c706eb@oss.qualcomm.com>
Date: Wed, 5 Nov 2025 09:14:24 +0800
From: Jie Gan <jie.gan@....qualcomm.com>
To: Konrad Dybcio <konrad.dybcio@....qualcomm.com>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        Mike Leach
 <mike.leach@...aro.org>,
        James Clark <james.clark@...aro.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Tingwei Zhang <tingwei.zhang@....qualcomm.com>,
        Mao Jinlong <jinlong.mao@....qualcomm.com>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, coresight@...ts.linaro.org,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] arm64: dts: qcom: hamoa: enable ETR and CTCU devices



On 11/4/2025 8:47 PM, Konrad Dybcio wrote:
> On 11/4/25 9:10 AM, Jie Gan wrote:
>> Embedded Trace Router(ETR) is working as a DDR memory sink to collect
>> tracing data from source device.
>>
>> The CTCU serves as the control unit for the ETR device, managing its
>> behavior to determine how trace data is collected.
>>
>> Signed-off-by: Jie Gan <jie.gan@....qualcomm.com>
>> ---
>>   arch/arm64/boot/dts/qcom/hamoa.dtsi | 160 +++++++++++++++++++++++++++++++++++-
>>   1 file changed, 159 insertions(+), 1 deletion(-)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/hamoa.dtsi b/arch/arm64/boot/dts/qcom/hamoa.dtsi
>> index a17900eacb20..ca4a473614ee 100644
>> --- a/arch/arm64/boot/dts/qcom/hamoa.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/hamoa.dtsi
>> @@ -6713,6 +6713,35 @@ data-pins {
>>   			};
>>   		};
>>   
>> +		ctcu@...01000 {
>> +			compatible = "qcom,hamoa-ctcu","qcom,sa8775p-ctcu";
> 
> Missing space between after the comma
> 
> no issues otherwise

sorry for the mistake. Do I need send a new version to fix it?

Thanks,
Jie

> 
> Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
> 
> Konrad