On Fri, 18 Oct 2024 at 04:22, Mao Jinlong <quic_jinlmao@quicinc.com> wrote:
>
> 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@quicinc.com>
> Reviewed-by: Rob Herring (Arm) <robh@kernel.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
>
Reviewed-by: Mike Leach <mike.leach@linaro.org>
--
Mike Leach
Principal Engineer, ARM Ltd.
Manchester Design Centre. UK