From: Marek Belisko <marek@goldelico.com>
Date: Mon, 30 Jun 2014 19:49:56 +0000 (+0200)
Subject: bq27000: report missing device better.
X-Git-Tag: omap-for-v3.17/fixes-against-rc2~146^2~9
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3dd843e1c26a023dc8d776e5d984c635c642785f;p=pandora-kernel.git

bq27000: report missing device better.

One an hdq buss, a missing device reads as 0xff, not -1.
So do a translation to allow detecting of a missing bus.

Signed-off-by: NeilBrown <neilb@suse.de>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
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