linux-kernel - Re: [PATCH v2 2/5] ARM: dts: add reference voltage property for MXS LRADC

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Message-ID: <51E972FE.6060402@free-electrons.com>
Date:	Fri, 19 Jul 2013 19:10:22 +0200
From:	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
To:	Hector Palacios <hector.palacios@...i.com>
CC:	linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
	devicetree-discuss@...ts.ozlabs.org, marex@...x.de,
	jic23@...nel.org, lars@...afoo.de, fabio.estevam@...escale.com
Subject: Re: [PATCH v2 2/5] ARM: dts: add reference voltage property for MXS
 LRADC

On 19/07/2013 11:13, Hector Palacios wrote:
> Some LRADC channels have fixed pre-dividers so they can measure
> different voltages at full scale. The reference voltage allows to
> expose a scaling attribute through the IIO sysfs so that a user can
> compute the real voltage out of a measured sample value.
>
> Signed-off-by: Hector Palacios <hector.palacios@...i.com>
Acked-by: Alexandre Belloni <alexandre.belloni@...e-electrons.com>



-- 
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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