linux-kernel - Re: [PATCH v2 1/5] dt-bindings: iio: adc: ad7380: fix ad7380-4 reference supply

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Message-ID: <20241021-opium-wannabe-28e314e7cd8d@spud>
Date: Mon, 21 Oct 2024 13:07:58 +0100
From: Conor Dooley <conor@...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 v2 1/5] dt-bindings: iio: adc: ad7380: fix ad7380-4
 reference supply

On Mon, Oct 21, 2024 at 12:00:09PM +0200, Julien Stephan wrote:
> ad7380-4 is the only device from ad738x family that doesn't have an
> internal reference. Moreover its external reference is called REFIN in
> the datasheet while all other use REFIO as an optional external
> reference. If refio-supply is omitted the internal reference is
> used.
> 
> Fix the binding by adding refin-supply and makes it required for
> ad7380-4 only.
> 
> Fixes: 1a291cc8ee17 ("dt-bindings: iio: adc: ad7380: add support for ad738x-4 4 channels variants")
> Signed-off-by: Julien Stephan <jstephan@...libre.com>

Acked-by: Conor Dooley <conor.dooley@...rochip.com>

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