Remove __initdata marker, because it is not right for a module
parameter. It will make the kernel oops problem.

(cooloney@gmail.com: update commit message since it's really a
wrong notation)
Signed-off-by: NJingoo Han <jg1.han@samsung.com>
Suggested-by: NUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: NBryan Wu <cooloney@gmail.com>