From: Rabin Vincent <rabin@rab.in>
Date: Wed, 22 Jul 2015 13:05:18 +0000 (+0200)
Subject: gpio: generic: support input-only chips
X-Git-Tag: omap-for-v4.3/fixes-rc1~96^2~28
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=91492a44b998cf762150de8f1b40bda1902e8ea7;p=pandora-kernel.git

gpio: generic: support input-only chips

Allow chips to indicates that they are input-only and thus cannot set
the output value.  This will be used by the gpio-etraxfs driver.

Signed-off-by: Rabin Vincent <rabin@rab.in>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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