linux-kernel - Re: [PATCHv1 1/2] rx51_battery: convert to iio consumer

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Message-ID: <20140228020536.GB5427@earth.universe>
Date:	Fri, 28 Feb 2014 03:05:37 +0100
From:	Sebastian Reichel <sre@...ian.org>
To:	Belisko Marek <marek.belisko@...il.com>
Cc:	Dmitry Eremin-Solenikov <dbaryshkov@...il.com>,
	David Woodhouse <dwmw2@...radead.org>,
	Jonathan Cameron <jic23@...nel.org>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Grant Likely <grant.likely@...aro.org>,
	LKML <linux-kernel@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	linux-iio@...r.kernel.org,
	Pali Rohár <pali.rohar@...il.com>
Subject: Re: [PATCHv1 1/2] rx51_battery: convert to iio consumer

On Thu, Feb 27, 2014 at 10:34:35PM +0100, Belisko Marek wrote:
> Well I've tried and it's worse :). I got during booting:
> [    2.218383] ERROR: could not get IIO channel /battery:temp(0)
> [    2.224639] platform battery.4: Driver twl4030_madc_battery
> requests probe deferral
> Not sure if it's just error or warning but temp is always reported as
> 0 (and also other values in sysfs).

This is an error, which basically means, that twl4030-madc has not
yet been loaded. Do you get proper values when you use the old madc
API with the patchset applied?

-- Sebastian

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