linux-kernel - Re: [PATCH v2 4/5] DTS: Bindings: pca953x driver provides an optional vcc-supply property

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Date:   Tue, 10 Apr 2018 16:08:14 +0200
From:   "H. Nikolaus Schaller" <hns@...delico.com>
To:     Rob Herring <robh@...nel.org>
Cc:     galak@...eaurora.org, andy.shevchenko@...il.com,
        Pawel Moll <pawel.moll@....com>,
        Mark Rutland <mark.rutland@....com>,
        Ian Campbell <ijc+devicetree@...lion.org.uk>,
        Linus Walleij <linus.walleij@...aro.org>,
        Alexandre Courbot <gnurou@...il.com>,
        devicetree@...r.kernel.org, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org, letux-kernel@...nphoenux.org,
        kernel@...a-handheld.com
Subject: Re: [PATCH v2 4/5] DTS: Bindings: pca953x driver provides an optional vcc-supply property


> Am 10.04.2018 um 15:55 schrieb Rob Herring <robh@...nel.org>:
> 
> On Wed, Apr 04, 2018 at 09:00:23PM +0200, H. Nikolaus Schaller wrote:
>> So let's describe this property in the bindings.
> 
> It's not what the driver for some OS has. The h/w has a Vcc supply, so 
> let's add a property for it...

Ah, ok. It is a matter of speaker's standpoint :)

> 
>> 
>> Signed-off-by: H. Nikolaus Schaller <hns@...delico.com>
>> ---
>> Documentation/devicetree/bindings/gpio/gpio-pca953x.txt | 1 +
>> 1 file changed, 1 insertion(+)
> 
> Otherwise,
> 
> Reviewed-by: Rob Herring <robh@...nel.org>

Thanks,
Nikolaus

> 
>> 
>> diff --git a/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt b/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt
>> index d2a937682836..6a7cddb187c1 100644
>> --- a/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt
>> +++ b/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt
>> @@ -35,6 +35,7 @@ Required properties:
>> Optional properties:
>>  - reset-gpios: GPIO specification for the RESET input. This is an
>> 		active low signal to the PCA953x.
>> + - vcc-supply:	power supply regulator.
>> 
>> Example:
>> 
>> -- 
>> 2.12.2
>>