From: Linus Walleij <linus.walleij@linaro.org>
Date: Wed, 27 Aug 2014 11:00:51 +0000 (+0200)
Subject: mmc: slot-gpio: add gpiod variant to get wp GPIO
X-Git-Tag: fixes-against-v3.18-rc2~127^2~38
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9d2fa2428ae149ba3a5b7a4ceb0a9e11f1882b3b;p=pandora-kernel.git

mmc: slot-gpio: add gpiod variant to get wp GPIO

This makes it possible to get the write protect (read only)
GPIO line from a GPIO descriptor. Written to exactly mirror
the card detect function.

Acked-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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