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

[Suzuki K Poulose <suzuki.poulose@arm.com>]

On 29/05/2026 11:26, Jie Gan wrote:
> 
> 
> 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>
> 
> Hi Suzuki,
> 
> May I ask is there a chance this patch series could go through the 
> CoreSight tree?

Like I said, it is mostly Qcom platform changes. So, I would leave it to
the appropriate channel

Suzuki


> 
> Thanks a lot.
> 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,
>>
>