tree d7b44dd5248bdb053c0cd6632e82ce8893833519
parent 62fecb70cfaa9b4c6aa1981acd53b18f4ad925f0
author Eric Miao <eric.y.miao@gmail.com> 1267825475 -0800
committer Linus Torvalds <torvalds@linux-foundation.org> 1267903608 -0800

gpio: introduce gpio_request_one() and friends

gpio_request() without initial configuration of the GPIO is normally
useless, introduce gpio_request_one() together with GPIOF_ flags for
input/output direction and initial output level.

gpio_{request,free}_array() for multiple GPIOs.

Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
Cc: David Brownell <dbrownell@users.sourceforge.net>
Cc: Ben Nizette <bn@niasdigital.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>