clk: add helper functions clk_prepare_enable and clk_disable_unprepare
authorRichard Zhao <richard.zhao@linaro.org>
Tue, 15 Nov 2011 06:47:56 +0000 (14:47 +0800)
committerShawn Guo <shawn.guo@linaro.org>
Wed, 28 Dec 2011 13:25:35 +0000 (21:25 +0800)
commit42c5d52f2bbf68add2d7a6982753993e0c75a119
tree725714648698dd69e568b198ddd7c753cb38973a
parent384703b8e6cd4c8ef08512e596024e028c91c339
clk: add helper functions clk_prepare_enable and clk_disable_unprepare

It's for migrating to generic clk framework API.

The helper functions  help cases clk_enable/clk_disable is used
in non-atomic context.
For example, Call clk_enable in probe and clk_disable in remove.

Signed-off-by: Richard Zhao <richard.zhao@linaro.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Cc: Russell King <linux@arm.linux.org.uk>
Acked-by: Marek Vasut <marek.vasut@gmail.com>
include/linux/clk.h