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

From: Jie Gan

Date: Wed Nov 05 2025 - 20:15:06 EST




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@xxxxxxxxxxxxxxxx>
---
  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@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