diff mbox series

[v5,3/5] dt-bindings: arm: Add qcom,qmi-id for remote etm

Message ID 20250424115854.2328190-4-quic_jinlmao@quicinc.com
State New
Headers show
Series coresight: Add remote etm support | expand

Commit Message

Mao Jinlong April 24, 2025, 11:58 a.m. UTC 
qcom,qmi-id is required for remote etm driver to find the remote
subsystem connection. It is the instance id used by qmi API to
communicate with remote processor.

Signed-off-by: Mao Jinlong <quic_jinlmao@quicinc.com>
---
 .../bindings/arm/qcom,coresight-remote-etm.yaml        | 10 ++++++++++
 1 file changed, 10 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/arm/qcom,coresight-remote-etm.yaml b/Documentation/devicetree/bindings/arm/qcom,coresight-remote-etm.yaml
index 4fd5752978cd..947fe33738a3 100644
--- a/Documentation/devicetree/bindings/arm/qcom,coresight-remote-etm.yaml
+++ b/Documentation/devicetree/bindings/arm/qcom,coresight-remote-etm.yaml
@@ -20,6 +20,13 @@  properties:
   compatible:
     const: qcom,coresight-remote-etm
 
+  qcom,qmi-id:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description:
+      This id is used by qmi API to communicate with remote processor for
+      enabling and disabling remote etm. Each processor has its unique instance
+      id.
+
   out-ports:
     $ref: /schemas/graph.yaml#/properties/ports
     additionalProperties: false
@@ -32,6 +39,7 @@  properties:
 required:
   - compatible
   - out-ports
+  - qcom,qmi-id
 
 additionalProperties: false
 
@@ -40,6 +48,8 @@  examples:
     etm {
         compatible = "qcom,coresight-remote-etm";
 
+        qcom,qmi-id = <2>;
+
         out-ports {
             port {
                 modem_etm0_out_funnel_modem: endpoint {