Since the funnel supports multi-port output scenario, multiple TPDMs may be connected to one TPDA. Add a new property "qcom,tpda-input-port" to mark the input port number of the TPDA in the device tree, TPDA driver can find out the right TPDM it needs to search according to this new mark property.
Signed-off-by: Tao Zhang quic_taozha@quicinc.com --- .../devicetree/bindings/arm/qcom,coresight-tpdm.yaml | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml b/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml index 8eec07d9d454..383c0f5a658b 100644 --- a/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml +++ b/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml @@ -77,6 +77,12 @@ properties: minimum: 0 maximum: 32
+ qcom,tpda-input-port: + description: + Specifies the number of the input port on the corresponding TPDA. + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + clocks: maxItems: 1
@@ -112,6 +118,7 @@ examples:
qcom,dsb-element-bits = <32>; qcom,dsb-msrs-num = <16>; + qcom,tpda-input-port = <0>;
clocks = <&aoss_qmp>; clock-names = "apb_pclk"; @@ -132,6 +139,7 @@ examples:
qcom,cmb-element-bits = <64>; qcom,cmb-msrs-num = <32>; + qcom,tpda-input-port = <4>;
clocks = <&aoss_qmp>; clock-names = "apb_pclk";