Re: [PATCH v1 1/9] dt-bindings: arm: Add support for DSB element

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On 21/11/2022 09:21, Tao Zhang wrote:
> Add property "qcom,dsb-elem-size" to support DSB(Discrete Single
> Bit) element for TPDA. Specifies the DSB element size supported
> by each monitor connected to the aggregator on each port. Should
> be specified in pairs (port, dsb element size).
> 
> Signed-off-by: Tao Zhang <quic_taozha@xxxxxxxxxxx>
> ---
>  Documentation/devicetree/bindings/arm/qcom,coresight-tpda.yaml | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/arm/qcom,coresight-tpda.yaml b/Documentation/devicetree/bindings/arm/qcom,coresight-tpda.yaml
> index c46ddea..e3b58b5 100644
> --- a/Documentation/devicetree/bindings/arm/qcom,coresight-tpda.yaml
> +++ b/Documentation/devicetree/bindings/arm/qcom,coresight-tpda.yaml
> @@ -58,6 +58,13 @@ properties:
>      minItems: 1
>      maxItems: 2
>  
> +  qcom,dsb-elem-size:
> +    description: |
> +      Specifies the DSB element size supported by each monitor
> +      connected to the aggregator on each port. Should be specified
> +      in pairs (port, dsb element size).
> +    $ref: /schemas/types.yaml#/definitions/uint32-matrix

Then you need items, probably with maxItems as well, like:

https://elixir.bootlin.com/linux/v5.19/source/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml#L278

> +
>    clocks:
>      maxItems: 1

>  

Best regards,
Krzysztof




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