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

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Message-ID: <6ad8d02b-6dc5-6c25-c798-1270af655d41@arm.com>
Date:   Mon, 21 Nov 2022 11:44:33 +0000
From:   Suzuki Kuruppassery Poulose <suzuki.poulose@....com>
To:     Tao Zhang <quic_taozha@...cinc.com>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Konrad Dybcio <konradybcio@...il.com>,
        Mike Leach <mike.leach@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     Jinlong Mao <quic_jinlmao@...cinc.com>,
        Leo Yan <leo.yan@...aro.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        coresight@...ts.linaro.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        Tingwei Zhang <quic_tingweiz@...cinc.com>,
        Yuanfang Zhang <quic_yuanfang@...cinc.com>,
        Trilok Soni <quic_tsoni@...cinc.com>,
        Hao Zhang <quic_hazha@...cinc.com>,
        linux-arm-msm@...r.kernel.org, bjorn.andersson@...aro.org
Subject: Re: [PATCH v1 1/9] dt-bindings: arm: Add support for DSB element

On 21/11/2022 08:21, 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@...cinc.com>
> ---
>   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:

minor nit: Couldn't this be qcom,dsb-element-size ? Its not too long 
from what we have and is more meaningful.

Otherwise,

Acked-by: Suzuki K Poulose <suzuki.poulose@....com>

> +    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
> +
>     clocks:
>       maxItems: 1
>   
> @@ -100,6 +107,8 @@ examples:
>          compatible = "qcom,coresight-tpda", "arm,primecell";
>          reg = <0x6004000 0x1000>;
>   
> +       qcom,dsb-elem-size = <0 32>;
> +
>          clocks = <&aoss_qmp>;
>          clock-names = "apb_pclk";
>