From db3b0fcc5adbda0c7060c9298c2514778547fee2 Mon Sep 17 00:00:00 2001
From: Philipp Zabel <p.zabel@pengutronix.de>
Date: Fri, 12 Jun 2015 18:20:35 +0200
Subject: [PATCH] gpio: generic: add get_direction support

Allow to determine the current direction configuration by
reading back from the direction register.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Acked-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Reading git-format-patch failed