From: Axel Lin <axel.lin@ingics.com>
Date: Mon, 7 Apr 2014 23:59:39 +0000 (+0800)
Subject: gpio: zevio: Get correct gpio output value
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~39^2~53^2~70
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ef7de2625fdd40c2d26a10bf87cc1626017adc18;p=pandora-kernel.git

gpio: zevio: Get correct gpio output value

Read gpio output value from ZEVIO_GPIO_OUTPUT.
The spin_lock is required to ensure the direction is not changed before reading
input/ouput value.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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