linux-kernel - Re: [PATCH] dt-bindings: ata: Add 'ata-generic' binding

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Date:   Fri, 21 Oct 2022 16:01:28 -0500
From:   Rob Herring <robh@...nel.org>
To:     Rob Herring <robh@...nel.org>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Damien Le Moal <damien.lemoal@...nsource.wdc.com>,
        Alexander Shiyan <shc_work@...l.ru>, linux-ide@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Subject: Re: [PATCH] dt-bindings: ata: Add 'ata-generic' binding

On Tue, 11 Oct 2022 08:58:50 -0500, Rob Herring wrote:
> The 'ata-generic' binding has been around since 2008, but never
> documented.
> 
> Cc: Alexander Shiyan <shc_work@...l.ru>
> Signed-off-by: Rob Herring <robh@...nel.org>
> ---
> AFAICT, the ata-generic,use16bit property has no effect in Linux. The
> 32-bit transfers fallback to 16-bit if ATA_PFLAG_PIO32 flag is not set
> which it doesn't appear to ever be set. Looking at the history, the
> driver always used 16-bit mode.
> 
> Linus, Okay with being maintainer here?
> 
> ---
>  .../devicetree/bindings/ata/ata-generic.yaml  | 58 +++++++++++++++++++
>  1 file changed, 58 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/ata/ata-generic.yaml
> 

Applied, thanks!