linux-kernel - Re: [PATCH v12 2/3] dt-bindings: mmc: mtk-sd: increase reg maxItems

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Date:   Tue, 29 Mar 2022 15:38:45 -0500
From:   Rob Herring <robh@...nel.org>
To:     Tinghan Shen <tinghan.shen@...iatek.com>
Cc:     Chaotian Jing <chaotian.jing@...iatek.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Wenbin Mei <wenbin.mei@...iatek.com>,
        linux-mmc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org,
        Project_Global_Chrome_Upstream_Group@...iatek.com,
        ryder.lee@...nel.org, wenst@...omium.org, chunfeng.yun@...iatek.com
Subject: Re: [PATCH v12 2/3] dt-bindings: mmc: mtk-sd: increase reg maxItems

On Tue, Mar 29, 2022 at 07:45:39PM +0800, Tinghan Shen wrote:
> Add optional host top register base for the reg binding description.
> 
> Signed-off-by: Wenbin Mei <wenbin.mei@...iatek.com>
> Signed-off-by: Tinghan Shen <tinghan.shen@...iatek.com>
> ---
>  Documentation/devicetree/bindings/mmc/mtk-sd.yaml | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/mmc/mtk-sd.yaml b/Documentation/devicetree/bindings/mmc/mtk-sd.yaml
> index 7032f7adf3ca..6d41bcec900f 100644
> --- a/Documentation/devicetree/bindings/mmc/mtk-sd.yaml
> +++ b/Documentation/devicetree/bindings/mmc/mtk-sd.yaml
> @@ -40,7 +40,8 @@ properties:
>            - const: mediatek,mt8183-mmc
>  
>    reg:
> -    maxItems: 1
> +    minItems: 1
> +    maxItems: 2

If more than 1 entry, then you need to define what each one is.

>  
>    clocks:
>      description:
> -- 
> 2.18.0
> 
>