linux-kernel - Re: [PATCH 5/9] dt-bindings: spi: mtk-snfi: add mt7986 IC snfi bindings

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Date:   Mon, 28 Nov 2022 10:00:13 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Xiangsheng Hou <xiangsheng.hou@...iatek.com>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Chuanhong Guo <gch981213@...il.com>
Cc:     linux-mtd@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-spi@...r.kernel.org, benliang.zhao@...iatek.com,
        bin.zhang@...iatek.com
Subject: Re: [PATCH 5/9] dt-bindings: spi: mtk-snfi: add mt7986 IC snfi
 bindings

On 28/11/2022 03:06, Xiangsheng Hou wrote:
> 1. add mt7986 IC bindings

Subject: drop second, redundant "bindings".

> 2. add optional nfi_hclk property which needed for mt7986
> 
> Signed-off-by: Xiangsheng Hou <xiangsheng.hou@...iatek.com>
> ---
>  .../devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml      | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml b/Documentation/devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml
> index 6e6e02c91780..ee20075cd0e7 100644
> --- a/Documentation/devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml
> +++ b/Documentation/devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml
> @@ -26,6 +26,7 @@ properties:
>      enum:
>        - mediatek,mt7622-snand
>        - mediatek,mt7629-snand
> +      - mediatek,mt7986-snand
>  
>    reg:
>      items:
> @@ -36,14 +37,19 @@ properties:
>        - description: NFI interrupt
>  
>    clocks:
> +    minItems: 2
>      items:
>        - description: clock used for the controller
>        - description: clock used for the SPI bus
> +      - description: clock used for the AHB bus dma bus, this depends on
> +                     hardware design, so this is optional.

Optional for which variants? For all of them?

>  
>    clock-names:
> +    minItems: 2
>      items:
>        - const: nfi_clk
>        - const: pad_clk
> +      - const: nfi_hclk



Best regards,
Krzysztof