[PATCH 2/2] arm64: dts: qcom: hamoa: enable ETR and CTCU devices

Jie Gan jie.gan at oss.qualcomm.com
Wed Nov 5 17:14:55 PST 2025



On 11/5/2025 5:17 PM, Krzysztof Kozlowski wrote:
> On 05/11/2025 10:09, Konrad Dybcio wrote:
>> On 11/5/25 2:14 AM, Jie Gan wrote:
>>>
>>>
>>> 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 at oss.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 at 10001000 {
>>>>> +            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?
>>
>> I think you do since Krzysztof made some comments
> 
> 
> Not a technical ones, but about the process.

will send a new version to address all comments.

Thanks,
Jie

> 
> Best regards,
> Krzysztof




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