linux-kernel - [PATCH 1/3] dt-bindings: arm: coresight: restrict single port subnodes

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Message-Id: <20231206115332.22712-1-krzysztof.kozlowski@linaro.org>
Date:   Wed,  6 Dec 2023 12:53:30 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Suzuki K Poulose <suzuki.poulose@....com>,
        Mike Leach <mike.leach@...aro.org>,
        James Clark <james.clark@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Mao Jinlong <quic_jinlmao@...cinc.com>,
        Hao Zhang <quic_hazha@...cinc.com>,
        Tao Zhang <quic_taozha@...cinc.com>,
        coresight@...ts.linaro.org, linux-arm-kernel@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 1/3] dt-bindings: arm: coresight: restrict single port subnodes

"in-ports" and "out-ports" with single "port" subnode should use
"additionalProperties: false" to disallow any other properties mentioned
by graph schema which are not applicable for this case, e.g.
"address-cells".

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 .../devicetree/bindings/arm/arm,coresight-dummy-sink.yaml        | 1 +
 .../devicetree/bindings/arm/arm,coresight-dummy-source.yaml      | 1 +
 Documentation/devicetree/bindings/arm/qcom,coresight-tpda.yaml   | 1 +
 Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml   | 1 +
 4 files changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-dummy-sink.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-dummy-sink.yaml
index c960c8e0a9a5..61143907bcde 100644
--- a/Documentation/devicetree/bindings/arm/arm,coresight-dummy-sink.yaml
+++ b/Documentation/devicetree/bindings/arm/arm,coresight-dummy-sink.yaml
@@ -41,6 +41,7 @@ properties:
 
   in-ports:
     $ref: /schemas/graph.yaml#/properties/ports
+    additionalProperties: false
 
     properties:
       port:
diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-dummy-source.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-dummy-source.yaml
index 6745b4cc8f1c..a71a05c58cc6 100644
--- a/Documentation/devicetree/bindings/arm/arm,coresight-dummy-source.yaml
+++ b/Documentation/devicetree/bindings/arm/arm,coresight-dummy-source.yaml
@@ -40,6 +40,7 @@ properties:
 
   out-ports:
     $ref: /schemas/graph.yaml#/properties/ports
+    additionalProperties: false
 
     properties:
       port:
diff --git a/Documentation/devicetree/bindings/arm/qcom,coresight-tpda.yaml b/Documentation/devicetree/bindings/arm/qcom,coresight-tpda.yaml
index ea3c5db6b52d..e55f69c2ff38 100644
--- a/Documentation/devicetree/bindings/arm/qcom,coresight-tpda.yaml
+++ b/Documentation/devicetree/bindings/arm/qcom,coresight-tpda.yaml
@@ -76,6 +76,7 @@ properties:
     description: |
       Output connections from the TPDA to legacy CoreSight trace bus.
     $ref: /schemas/graph.yaml#/properties/ports
+    additionalProperties: false
 
     properties:
       port:
diff --git a/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml b/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml
index 61ddc3b5b247..6984003485e8 100644
--- a/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml
+++ b/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml
@@ -72,6 +72,7 @@ properties:
     description: |
       Output connections from the TPDM to coresight funnel/TPDA.
     $ref: /schemas/graph.yaml#/properties/ports
+    additionalProperties: false
 
     properties:
       port:
-- 
2.34.1