Thread (13 messages) 13 messages, 3 authors, 2026-02-03

Re: [PATCH 3/3] arm64: dts: qcom: pakala: enable ETR and CTCU devices

From: Konrad Dybcio <hidden>
Date: 2026-02-03 08:56:48
Also in: linux-arm-msm, linux-devicetree, lkml

On 2/3/26 9:08 AM, Jie Gan wrote:
quoted hunk ↗ jump to hunk
Embedded Trace Router(ETR) is working as a DDR memory sink to collect
tracing data from source device and the CTCU device serves as the
control unit for the ETR device.

Signed-off-by: Jie Gan <redacted>
---
 arch/arm64/boot/dts/qcom/sm8750.dtsi | 177 +++++++++++++++++++++++++++++++++++
 1 file changed, 177 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/sm8750.dtsi b/arch/arm64/boot/dts/qcom/sm8750.dtsi
index f56b1f889b85..1e39503360ef 100644
--- a/arch/arm64/boot/dts/qcom/sm8750.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8750.dtsi
@@ -3574,6 +3574,35 @@ tcsrcc: clock-controller@f204008 {
 			#reset-cells = <1>;
 		};
 
+		ctcu@10001000 {
+			compatible = "qcom,pakala-ctcu", "qcom,sa8775p-ctcu";
With "sm8750" in the compatible:

Reviewed-by: Konrad Dybcio <redacted>

Konrad
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