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

From: Jie Gan

Date: Tue Feb 03 2026 - 04:06:39 EST




On 2/3/2026 4:56 PM, Konrad Dybcio wrote:
On 2/3/26 9:08 AM, Jie Gan wrote:
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 <jie.gan@xxxxxxxxxxxxxxxx>
---
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:

will fix it.

Thanks,
Jie


Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>

Konrad