From cfa71bf35c87c79ad9a03a29a7426b495446b2bf Mon Sep 17 00:00:00 2001
From: Hartmut Knaack <knaack.h@gmx.de>
Date: Thu, 7 Aug 2014 12:06:00 +0100
Subject: [PATCH] staging:iio:ad7291 define alert register bits

Define some names for alert register bits and apply them to
ad7291_event_handler().

Signed-off-by: Hartmut Knaack <knaack.h@gmx.de>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
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