44ac3fe07d4e89486817732b596fce6ab9f6
author Linus Walleij <linus.walleij@linaro.org> 1339522410 +0200
committer Wolfram Sang <w.sang@pengutronix.de> 1341836285 +0200

i2c: stu300: use clk_prepare/unprepare

Make sure we prepare/unprepare the clock for the ST U300
I2C driver as is required by the clk API especially if you
use common clock.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
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