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authorEric Miao <eric.y.miao@gmail.com>2010-03-05 13:44:35 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-06 11:26:48 -0800
commit3e45f1d1155894e6f4291f5536b224874d52d8e2 (patch)
treed7b44dd5248bdb053c0cd6632e82ce8893833519 /ipc/util.h
parent62fecb70cfaa9b4c6aa1981acd53b18f4ad925f0 (diff)
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>
Diffstat (limited to 'ipc/util.h')
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