linux-kernel - [PATCH v2 1/2] dt-bindings: arm: add CTCU device for QCS8300

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Message-Id: <20250624095905.7609-2-jie.gan@oss.qualcomm.com>
Date: Tue, 24 Jun 2025 17:59:04 +0800
From: Jie Gan <jie.gan@....qualcomm.com>
To: Suzuki K Poulose <suzuki.poulose@....com>,
        Mike Leach <mike.leach@...aro.org>,
        James Clark <james.clark@...aro.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>
Cc: coresight@...ts.linaro.org, linux-arm-kernel@...ts.infradead.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, jie.gan@....qualcomm.com,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v2 1/2] dt-bindings: arm: add CTCU device for QCS8300

The CTCU device for QCS8300 shares the same configurations as SA8775p. Add
a fallback to enable the CTCU for QCS8300 to utilize the compitable of the
SA8775p.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Signed-off-by: Jie Gan <jie.gan@....qualcomm.com>
---
 .../devicetree/bindings/arm/qcom,coresight-ctcu.yaml     | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/arm/qcom,coresight-ctcu.yaml b/Documentation/devicetree/bindings/arm/qcom,coresight-ctcu.yaml
index 843b52eaf872..7f3aa503da53 100644
--- a/Documentation/devicetree/bindings/arm/qcom,coresight-ctcu.yaml
+++ b/Documentation/devicetree/bindings/arm/qcom,coresight-ctcu.yaml
@@ -26,8 +26,13 @@ description: |
 
 properties:
   compatible:
-    enum:
-      - qcom,sa8775p-ctcu
+    oneOf:
+      - items:
+          - enum:
+              - qcom,qcs8300-ctcu
+          - const: qcom,sa8775p-ctcu
+      - enum:
+          - qcom,sa8775p-ctcu
 
   reg:
     maxItems: 1
-- 
2.34.1