linux-kernel - Re: [PATCH] dt-bindings: mfd: wlf,arizona: Add spi-max-frequency

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Date:   Wed, 27 Apr 2022 12:58:01 +0000
From:   Charles Keepax <ckeepax@...nsource.cirrus.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
CC:     Lee Jones <lee.jones@...aro.org>, Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        - <patches@...nsource.cirrus.com>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, Rob Herring <robh@...nel.org>
Subject: Re: [PATCH] dt-bindings: mfd: wlf,arizona: Add spi-max-frequency

On Wed, Apr 27, 2022 at 12:21:43PM +0000, Charles Keepax wrote:
> On Wed, Apr 27, 2022 at 08:51:02AM +0200, Krzysztof Kozlowski wrote:
> > The Wolfson Microelectronics Arizona audio can be connected via SPI bus
> > (e.g. WM5110 on Exynos5433 TM2 board), so allow spi-max-frequency
> > property.
> > 
> > Reported-by: Rob Herring <robh@...nel.org>
> > Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> > ---
> 
> Acked-by: Charles Keepax <ckeepax@...nsource.cirrus.com>
> 

Apologies but looking at this again I can't quite see why this is
necessary. The Arizona schema should allow properties that arn't
specified. Do you have an example of what failed to warrant this?

Thanks,
Charles