Re: [PATCH v3 0/3] Enable CTCU and ETR devices for multiple QCOM platforms

Re: [PATCH v3 0/3] Enable CTCU and ETR devices for multiple QCOM platforms

[Jie Gan]

Hi Bjorn/Konrad

On 2/27/2026 6:10 PM, Suzuki K Poulose wrote:
> Hello,
> 
> 
> On 04/02/2026 02:22, Jie Gan wrote:
>> The DT‑binding patch adds platform‑specific compatibles for the
>> CTCU device, and the following Qualcomm platforms are included:
>> Kaanapali
>> Pakala(sm8750)
>> Hamoa(x1e80100)
>> Glymur
> 
> Given this is predominantly DTS changes, and there is very low chances
> of a conflict with the binding yaml change, I would recommend this to go
> via soc or the qcom platform tree.
> 
> For the series:
> 
> Acked-by: Suzuki K Poulose <suzuki.poulose@arm.com>
> 


Gentle reminder as Suzuki's proposal.

Thanks,
Jie

> 
>>
>> Since the base Coresight DT patches for the Kaanapali and Glymur
>> platforms have not yet been applied, I created DT patches only
>> for the Pakala and Hamoa platforms. I will submit the Kaanapali
>> and Glymur patches once their corresponding base Coresight DT patches
>> are merged.
>>
>> The Hamoa‑related patches were posted in a separate email, and I
>> have included them in the current patch series.
>>
>> Link to the previous Hamoa patch series:
>> https://lore.kernel.org/all/20251106-enable-etr-and-ctcu-for-hamoa- 
>> v2-0-cdb3a18753aa@oss.qualcomm.com/
>>
>> Signed-off-by: Jie Gan <jie.gan@oss.qualcomm.com>
>> ---
>> Changes in v3:
>> - change back to the numeric compatible from hamoa to x1e80100.
>> - Link to v2: https://lore.kernel.org/r/20260203-enable-ctcu-and-etr- 
>> v2-0-aacc7bd7eccb@oss.qualcomm.com
>>
>> Changes in v2:
>> - change back to the numeric compatible from pakala to sm8750.
>> - Link to v1: https://lore.kernel.org/r/20260203-enable-ctcu-and-etr- 
>> v1-0-a5371a2ec2b8@oss.qualcomm.com
>>
>> ---
>> Jie Gan (3):
>>        dt-binding: document QCOM platforms for CTCU device
>>        arm64: dts: qcom: hamoa: enable ETR and CTCU devices
>>        arm64: dts: qcom: sm8750: enable ETR and CTCU devices
>>
>>   .../bindings/arm/qcom,coresight-ctcu.yaml          |   4 +
>>   arch/arm64/boot/dts/qcom/hamoa.dtsi                | 160 +++++++++++ 
>> +++++++-
>>   arch/arm64/boot/dts/qcom/sm8750.dtsi               | 177 +++++++++++ 
>> ++++++++++
>>   3 files changed, 340 insertions(+), 1 deletion(-)
>> ---
>> base-commit: 193579fe01389bc21aff0051d13f24e8ea95b47d
>> change-id: 20260203-enable-ctcu-and-etr-31f9e9d1088d
>>
>> Best regards,
>