linux-kernel - Re: [PATCH v1 1/2] dt-bindings: input: atmel,maxtouch: add poweroff-in-suspend property

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Message-ID: <ZXMN9EgWRjtJyybr@eichest-laptop>
Date:   Fri, 8 Dec 2023 13:37:08 +0100
From:   Stefan Eichenberger <eichest@...il.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     nick@...anahar.org, dmitry.torokhov@...il.com, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        nicolas.ferre@...rochip.com, alexandre.belloni@...tlin.com,
        claudiu.beznea@...on.dev, linus.walleij@...aro.org,
        linux-input@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Stefan Eichenberger <stefan.eichenberger@...adex.com>
Subject: Re: [PATCH v1 1/2] dt-bindings: input: atmel,maxtouch: add
 poweroff-in-suspend property

Hi Krzysztof,

On Thu, Dec 07, 2023 at 05:59:08PM +0100, Krzysztof Kozlowski wrote:
> On 07/12/2023 12:12, Stefan Eichenberger wrote:
> > diff --git a/Documentation/devicetree/bindings/input/atmel,maxtouch.yaml b/Documentation/devicetree/bindings/input/atmel,maxtouch.yaml
> > index c40799355ed7..047a5101341c 100644
> > --- a/Documentation/devicetree/bindings/input/atmel,maxtouch.yaml
> > +++ b/Documentation/devicetree/bindings/input/atmel,maxtouch.yaml
> > @@ -87,6 +87,12 @@ properties:
> >        - 2 # ATMEL_MXT_WAKEUP_GPIO
> >      default: 0
> >  
> > +  atmel,poweroff-in-suspend:
> > +    description: |
> > +      When this property is set, all supplies are turned off when the system is
> > +      going to suspend.
> 
> You described the desired Linux feature or behavior, not the actual
> hardware. The bindings are about the latter, so instead you need to
> rephrase the property and its description to match actual hardware
> capabilities/features/configuration etc.

Thanks a lot for the feedback. Would the following be okay as a
description?

vdda and vdd are switched off in suspend mode.

Best regards,
Stefan