ARM: 7561/1: SMP_TWD: use clk_prepare_enable()

A minor code refactoring saving a few lines by merging prepare()
and enable() calls.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
1 file changed