linux-kernel - [PATCH v6 09/10] dt-bindings: arm: qcom,coresight-tpdm: Add support for TPDM CMB MSR register

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Date: Fri, 2 Feb 2024 17:32:43 +0800
From: Tao Zhang <quic_taozha@...cinc.com>
To: Mathieu Poirier <mathieu.poirier@...aro.org>,
        Suzuki K Poulose
	<suzuki.poulose@....com>,
        Alexander Shishkin
	<alexander.shishkin@...ux.intel.com>,
        Konrad Dybcio <konradybcio@...il.com>,
        Mike Leach <mike.leach@...aro.org>, Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
CC: Tao Zhang <quic_taozha@...cinc.com>,
        Jinlong Mao
	<quic_jinlmao@...cinc.com>, Leo Yan <leo.yan@...aro.org>,
        Greg Kroah-Hartman
	<gregkh@...uxfoundation.org>,
        <coresight@...ts.linaro.org>, <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
        Tingwei Zhang <quic_tingweiz@...cinc.com>,
        Yuanfang Zhang <quic_yuanfang@...cinc.com>,
        Trilok Soni
	<quic_tsoni@...cinc.com>,
        Song Chai <quic_songchai@...cinc.com>, <linux-arm-msm@...r.kernel.org>,
        <andersson@...nel.org>
Subject: [PATCH v6 09/10] dt-bindings: arm: qcom,coresight-tpdm: Add support for TPDM CMB MSR register

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.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Signed-off-by: Tao Zhang <quic_taozha@...cinc.com>
Signed-off-by: Mao Jinlong <quic_jinlmao@...cinc.com>
---
 .../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 2320b5445900..d0647ffaed71 100644
--- a/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml
+++ b/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml
@@ -69,6 +69,15 @@ 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
 
@@ -123,6 +132,7 @@ examples:
       reg = <0x06c29000 0x1000>;
 
       qcom,cmb-element-bits = <64>;
+      qcom,cmb-msrs-num = <32>;
 
       clocks = <&aoss_qmp>;
       clock-names = "apb_pclk";
-- 
2.17.1