linux-kernel - Re: [PATCH] dt-bindings: ata: Add UniPhier controller binding

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Date:   Thu, 9 Feb 2023 09:51:14 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Kunihiko Hayashi <hayashi.kunihiko@...ionext.com>,
        Damien Le Moal <damien.lemoal@...nsource.wdc.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Hans de Goede <hdegoede@...hat.com>,
        Jens Axboe <axboe@...nel.dk>
Cc:     linux-ide@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] dt-bindings: ata: Add UniPhier controller binding

On 09/02/2023 02:40, Kunihiko Hayashi wrote:
> Add UniPhier SATA controller compatible string to the platform binding.
> This controller needs two reset controls.
> 
> Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@...ionext.com>
> ---
>  Documentation/devicetree/bindings/ata/ahci-platform.yaml | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/ata/ahci-platform.yaml b/Documentation/devicetree/bindings/ata/ahci-platform.yaml
> index 7dc2a2e8f598..3f6b21032d02 100644
> --- a/Documentation/devicetree/bindings/ata/ahci-platform.yaml
> +++ b/Documentation/devicetree/bindings/ata/ahci-platform.yaml
> @@ -45,6 +45,9 @@ properties:
>                - marvell,armada-8k-ahci
>                - marvell,berlin2-ahci
>                - marvell,berlin2q-ahci
> +              - socionext,uniphier-pro4-ahci
> +              - socionext,uniphier-pxs2-ahci
> +              - socionext,uniphier-pxs3-ahci
>            - const: generic-ahci
>        - enum:
>            - cavium,octeon-7130-ahci
> @@ -74,7 +77,8 @@ properties:
>      maxItems: 1
>  
>    resets:
> -    maxItems: 1
> +    minItems: 1
> +    maxItems: 2

You now allow two resets for each other platform, which is not justified
in commit msg. Constrain it per device/compatible.

Best regards,
Krzysztof