linux-kernel - Re: [PATCH 1/6] dt-bindings: iio: adc: ad7380: remove voltage reference for supplies

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Message-ID: <yjfkbmcwu5rtpvzynvcki7slmrr6ia6ng6zuxdti6nzpljvudy@klfcpocgww3k>
Date: Tue, 8 Oct 2024 09:51:46 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Julien Stephan <jstephan@...libre.com>
Cc: Lars-Peter Clausen <lars@...afoo.de>, 
	Michael Hennerich <Michael.Hennerich@...log.com>, Nuno Sá <nuno.sa@...log.com>, 
	David Lechner <dlechner@...libre.com>, Jonathan Cameron <jic23@...nel.org>, 
	Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
	Conor Dooley <conor+dt@...nel.org>, Liam Girdwood <lgirdwood@...il.com>, 
	Mark Brown <broonie@...nel.org>, Jonathan Corbet <corbet@....net>, linux-iio@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Conor Dooley <conor.dooley@...rochip.com>, Jonathan Cameron <Jonathan.Cameron@...wei.com>, 
	linux-doc@...r.kernel.org
Subject: Re: [PATCH 1/6] dt-bindings: iio: adc: ad7380: remove voltage
 reference for supplies

On Mon, Oct 07, 2024 at 05:45:44PM +0200, Julien Stephan wrote:
> Voltages may not bo valid for future compatible parts, so remove them and
> remove useless description
> 
> Signed-off-by: Julien Stephan <jstephan@...libre.com>
> ---
>  Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml | 14 +++-----------
>  1 file changed, 3 insertions(+), 11 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml b/Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml
> index bd19abb867d9..72c51b3de97b 100644
> --- a/Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml
> +++ b/Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml
> @@ -55,17 +55,9 @@ properties:
>    spi-cpol: true
>    spi-cpha: true
>  
> -  vcc-supply:
> -    description: A 3V to 3.6V supply that powers the chip.
> -
> -  vlogic-supply:
> -    description:
> -      A 1.65V to 3.6V supply for the logic pins.
> -
> -  refio-supply:
> -    description:
> -      A 2.5V to 3.3V supply for the external reference voltage. When omitted,
> -      the internal 2.5V reference is used.

This is valid description. I would say all of them are useful, not
useless.

Best regards,
Krzysztof