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Message-ID: <20241018032217.39728-2-quic_jinlmao@quicinc.com>
Date: Fri, 18 Oct 2024 11:22:15 +0800
From: Mao Jinlong <quic_jinlmao@...cinc.com>
To: Suzuki K Poulose <suzuki.poulose@....com>,
Mike Leach
<mike.leach@...aro.org>, James Clark <james.clark@....com>,
Rob Herring
<robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley
<conor+dt@...nel.org>,
Mao Jinlong <quic_jinlmao@...cinc.com>,
"Alexander
Shishkin" <alexander.shishkin@...ux.intel.com>
CC: <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>
Subject: [PATCH v5 1/3] dt-bindings: arm: Add arm,static-trace-id for coresight dummy source
Some dummy source HW has static trace id which cannot be changed via
software programming. Add arm,static-trace-id for static id support to
coresight dummy source.
Signed-off-by: Mao Jinlong <quic_jinlmao@...cinc.com>
Reviewed-by: Rob Herring (Arm) <robh@...nel.org>
---
.../devicetree/bindings/arm/arm,coresight-dummy-source.yaml | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-dummy-source.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-dummy-source.yaml
index 04a8c37b4aff..742dc4e25d3b 100644
--- a/Documentation/devicetree/bindings/arm/arm,coresight-dummy-source.yaml
+++ b/Documentation/devicetree/bindings/arm/arm,coresight-dummy-source.yaml
@@ -38,6 +38,12 @@ properties:
enum:
- arm,coresight-dummy-source
+ arm,static-trace-id:
+ description: If dummy source needs static id support, use this to set trace id.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ minimum: 1
+ maximum: 111
+
out-ports:
$ref: /schemas/graph.yaml#/properties/ports
--
2.17.1
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