linux-kernel - Re: [PATCH v2 1/2] dt-bindings: remoteproc: mediatek: Fix optional reg-names for mtk,scp

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Message-ID: <c3789226-849f-4a90-d68a-d0e46763c8ee@linaro.org>
Date:   Tue, 3 May 2022 14:20:45 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Nícolas F. R. A. Prado 
        <nfraprado@...labora.com>,
        Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>, kernel@...labora.com,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Tinghan Shen <tinghan.shen@...iatek.com>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org,
        linux-remoteproc@...r.kernel.org
Subject: Re: [PATCH v2 1/2] dt-bindings: remoteproc: mediatek: Fix optional
 reg-names for mtk,scp

On 02/05/2022 21:24, Nícolas F. R. A. Prado wrote:
> The SCP has three memory regions: sram, l1tcm and cfg. Only sram is
> required, the other two are optional. Fix the dt-binding so that the
> optional regions can be omitted and passed in any order.

I commented for v1 - order is strict, so no for this change.

> 
> Also add the missing minItems to the reg property and update the
> description.
> 
> Signed-off-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>
> 
> ---
> 
> (no changes since v1)
> 
>  .../devicetree/bindings/remoteproc/mtk,scp.yaml      | 12 +++++++++---
>  1 file changed, 9 insertions(+), 3 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml b/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml
> index 823a236242de..ec9ddeb6ca2c 100644
> --- a/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml
> +++ b/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml
> @@ -24,14 +24,20 @@ properties:
>    reg:
>      description:
>        Should contain the address ranges for memory regions SRAM, CFG, and
> -      L1TCM.
> +      L1TCM. Only SRAM is required, while CFG and L1TCM are optional.
> +    minItems: 1
>      maxItems: 3
>  
>    reg-names:
> +    minItems: 1
>      items:
>        - const: sram
> -      - const: cfg
> -      - const: l1tcm
> +      - enum:
> +          - l1tcm
> +          - cfg
> +      - enum:
> +          - l1tcm
> +          - cfg

Nope.

>  
>    clocks:
>      description:


Best regards,
Krzysztof