[PATCH] arm64: dts: qcom: glymur: enable ETR and CTCU devices
From: Jie Gan
Date: Tue Jul 14 2026 - 02:51:37 EST
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/glymur.dtsi | 152 +++++++++++++++++++++++++++++++++++
1 file changed, 152 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/glymur.dtsi b/arch/arm64/boot/dts/qcom/glymur.dtsi
index 55d91c696a3a..5f5fab830efd 100644
--- a/arch/arm64/boot/dts/qcom/glymur.dtsi
+++ b/arch/arm64/boot/dts/qcom/glymur.dtsi
@@ -6266,6 +6266,35 @@ rx-pins {
};
};
+ ctcu@10001000 {
+ compatible = "qcom,glymur-ctcu", "qcom,sa8775p-ctcu";
+ reg = <0x0 0x10001000 0x0 0x1000>;
+
+ clocks = <&aoss_qmp>;
+ clock-names = "apb";
+
+ in-ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+
+ ctcu_in0: endpoint {
+ remote-endpoint = <&etr0_out>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+
+ ctcu_in1: endpoint {
+ remote-endpoint = <&etr1_out>;
+ };
+ };
+ };
+ };
+
stm: stm@10002000 {
compatible = "arm,coresight-stm", "arm,primecell";
reg = <0x0 0x10002000 0x0 0x1000>,
@@ -6379,6 +6408,121 @@ funnel0_out: endpoint {
};
};
+ replicator@10046000 {
+ compatible = "arm,coresight-dynamic-replicator", "arm,primecell";
+ reg = <0x0 0x10046000 0x0 0x1000>;
+
+ clocks = <&aoss_qmp>;
+ clock-names = "apb_pclk";
+
+ in-ports {
+ port {
+ qdss_rep_in: endpoint {
+ remote-endpoint = <&swao_rep_out0>;
+ };
+ };
+ };
+
+ out-ports {
+ port {
+ qdss_rep_out0: endpoint {
+ remote-endpoint = <&etr_rep_in>;
+ };
+ };
+ };
+ };
+
+ tmc@10048000 {
+ compatible = "arm,coresight-tmc", "arm,primecell";
+ reg = <0x0 0x10048000 0x0 0x1000>;
+
+ clocks = <&aoss_qmp>;
+ clock-names = "apb_pclk";
+
+ iommus = <&apps_smmu 0x00e0 0x0000>;
+ arm,scatter-gather;
+
+ in-ports {
+ port {
+ etr0_in: endpoint {
+ remote-endpoint = <&etr_rep_out0>;
+ };
+ };
+ };
+
+ out-ports {
+ port {
+ etr0_out: endpoint {
+ remote-endpoint = <&ctcu_in0>;
+ };
+ };
+ };
+ };
+
+ replicator@1004e000 {
+ compatible = "arm,coresight-dynamic-replicator", "arm,primecell";
+ reg = <0x0 0x1004e000 0x0 0x1000>;
+
+ clocks = <&aoss_qmp>;
+ clock-names = "apb_pclk";
+
+ in-ports {
+ port {
+ etr_rep_in: endpoint {
+ remote-endpoint = <&qdss_rep_out0>;
+ };
+ };
+ };
+
+ out-ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+
+ etr_rep_out0: endpoint {
+ remote-endpoint = <&etr0_in>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+
+ etr_rep_out1: endpoint {
+ remote-endpoint = <&etr1_in>;
+ };
+ };
+ };
+ };
+
+ tmc@1004f000 {
+ compatible = "arm,coresight-tmc", "arm,primecell";
+ reg = <0x0 0x1004f000 0x0 0x1000>;
+
+ clocks = <&aoss_qmp>;
+ clock-names = "apb_pclk";
+
+ iommus = <&apps_smmu 0x0100 0x0000>;
+ arm,scatter-gather;
+
+ in-ports {
+ port {
+ etr1_in: endpoint {
+ remote-endpoint = <&etr_rep_out1>;
+ };
+ };
+ };
+
+ out-ports {
+ port {
+ etr1_out: endpoint {
+ remote-endpoint = <&ctcu_in1>;
+ };
+ };
+ };
+ };
+
tpdm@1102c000 {
compatible = "qcom,coresight-tpdm", "arm,primecell";
reg = <0x0 0x1102c000 0x0 0x1000>;
@@ -7144,6 +7288,14 @@ out-ports {
#address-cells = <1>;
#size-cells = <0>;
+ port@0 {
+ reg = <0>;
+
+ swao_rep_out0: endpoint {
+ remote-endpoint = <&qdss_rep_in>;
+ };
+ };
+
port@1 {
reg = <1>;
---
base-commit: 49362394dad7df66c274c867a271394c10ca2bb8
change-id: 20260714-add-ctcu-etr-for-glymur-dca08d663ba2
Best regards,
--
Jie Gan <jie.gan@xxxxxxxxxxxxxxxx>