From: Jani Nikula <ext-jani.1.nikula@nokia.com>
Date: Tue, 22 Sep 2009 23:46:33 +0000 (-0700)
Subject: gpiolib: allow exported GPIO nodes to be named using sysfs links
X-Git-Tag: v2.6.32-rc1~259
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a4177ee7f1a83eecb1d75e85d32664b023ef65e9;p=pandora-kernel.git

gpiolib: allow exported GPIO nodes to be named using sysfs links

Commit 926b663ce8215ba448960e1ff6e58b67a2c3b99b (gpiolib: allow GPIOs to
be named) already provides naming on the chip level. This patch provides
more flexibility by allowing multiple names where ever in sysfs on a per
GPIO basis.

Adapted from David Brownell's comments on a similar concept:
http://lkml.org/lkml/2009/4/20/203.

[randy.dunlap@oracle.com: fix build for CONFIG_GENERIC_GPIO=n]
Signed-off-by: Jani Nikula <ext-jani.1.nikula@nokia.com>
Acked-by: David Brownell <david-b@pacbell.net>
Cc: Daniel Silverstone <dsilvers@simtec.co.uk>
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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