[PATCH v4 09/10] dt-bindings: arm: Add support for TPDM CMB MSR register

[Tao Zhang]

Add property "qcom,cmb_msr_num" to support CMB MSR(mux select register)
for TPDM. It specifies the number of CMB MSR registers supported by
the TDPM.

Signed-off-by: Tao Zhang <quic_taozha@xxxxxxxxxxx>
Signed-off-by: Mao Jinlong <quic_jinlmao@xxxxxxxxxxx>
---
 .../devicetree/bindings/arm/qcom,coresight-tpdm.yaml   | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml b/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml
index 507a5f887097..75190318b253 100644
--- a/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml
+++ b/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml
@@ -70,6 +70,15 @@ properties:
     minimum: 0
     maximum: 32
 
+  qcom,cmb-msrs-num:
+    description:
+      Specifies the number of CMB MSR(mux select register) registers supported
+      by the monitor. If this property is not configured or set to 0, it means
+      this TPDM doesn't support CMB MSR.
+    $ref: /schemas/types.yaml#/definitions/uint32
+    minimum: 0
+    maximum: 32
+
   clocks:
     maxItems: 1
 
@@ -124,6 +133,7 @@ examples:
       reg = <0x06c29000 0x1000>;
 
       qcom,cmb-element-size = /bits/ 8 <64>;
+      qcom,cmb-msrs-num = <32>;
 
       clocks = <&aoss_qmp>;
       clock-names = "apb_pclk";
-- 
2.17.1