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Message-ID: <8f1814fe-7ae5-4c32-8645-0df9e607b522@arm.com>
Date: Thu, 16 May 2024 15:41:14 +0200
From: James Clark <james.clark@....com>
To: Mao Jinlong <quic_jinlmao@...cinc.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, Tingwei Zhang <quic_tingweiz@...cinc.com>,
Yuanfang Zhang <quic_yuanfang@...cinc.com>,
Tao Zhang <quic_taozha@...cinc.com>, songchai <quic_songchai@...cinc.com>,
Suzuki K Poulose <suzuki.poulose@....com>, Mike Leach
<mike.leach@...aro.org>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
<conor+dt@...nel.org>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Subject: Re: [PATCH v1 1/3] dt-bindings: arm: Add trace-id for coresight dummy
source
On 16/05/2024 04:56, Mao Jinlong wrote:
> Add trace-id for static id support to coresight dummy source.
>
> Signed-off-by: Mao Jinlong <quic_jinlmao@...cinc.com>
> ---
> .../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 6745b4cc8f1c..9adf34ea450e 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
>
> + trace-id:
> + $ref: /schemas/types.yaml#/definitions/uint32
> + description:
> + If dummy source needs static id support, use this to set trace id.
> + The range is 1 to 127.
> +
The max is CORESIGHT_TRACE_ID_RES_TOP, so this would be 1 to 111 (inclusive)
> out-ports:
> $ref: /schemas/graph.yaml#/properties/ports
>
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