On 21/11/2023 02:24, Tao Zhang wrote: > Add property "qcom,cmb-elem-size" to support CMB(Continuous > Multi-Bit) element for TPDM. The associated aggregator will read > this size before it is enabled. CMB element size currently only > supports 32-bit and 64-bit. > > Signed-off-by: Tao Zhang <quic_taozha@xxxxxxxxxxx> > Signed-off-by: Mao Jinlong <quic_jinlmao@xxxxxxxxxxx> > --- > .../bindings/arm/qcom,coresight-tpdm.yaml | 28 +++++++++++++++++++ > 1 file changed, 28 insertions(+) > > diff --git a/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml b/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml > index 61ddc3b5b247..0d9fe01a8b15 100644 > --- a/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml > +++ b/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml > @@ -52,6 +52,15 @@ properties: > $ref: /schemas/types.yaml#/definitions/uint8 > enum: [32, 64] > > + qcom,cmb-element-size: > + description: > + Specifies the CMB(Continuous Multi-Bit) element size supported by > + the monitor. The associated aggregator will read this size before it > + is enabled. CMB element size currently only supports 8-bit, 32-bit > + and 64-bit. > + $ref: /schemas/types.yaml#/definitions/uint8 > + enum: [8, 32, 64] > + > qcom,dsb-msrs-num: > description: > Specifies the number of DSB(Discrete Single Bit) MSR(mux select register) > @@ -110,4 +119,23 @@ examples: > }; > }; > > + tpdm@6c29000 { > + compatible = "qcom,coresight-tpdm", "arm,primecell"; > + reg = <0x06c29000 0x1000>; > + reg-names = "tpdm-base"; I think this one gives this error: $ make dt_binding_check DT_SCHEMA_FILES=arm/qcom,coresight DTC_CHK Documentation/devicetree/bindings/arm/qcom,coresight- tpdm.example.dtb qcom,coresight-tpdm.example.dtb: tpdm@6c29000: 'reg-names' does not match any of the regexes: 'pinctrl-[0-9]+' from schema $id: http://devicetree.org/schemas /arm/qcom,coresight-tpdm.yaml# > + > + qcom,cmb-element-size = /bits/ 8 <64>; > + > + clocks = <&aoss_qmp>; > + clock-names = "apb_pclk"; > + > + out-ports { > + port { > + tpdm_ipcc_out_funnel_center: endpoint { > + remote-endpoint = > + <&funnel_center_in_tpdm_ipcc>; > + }; > + }; > + }; > + }; > ...