[ARM] 4395/1: S3C24XX: add include of <linux/sysdev.h> to relevant machines

Include <linux/sysdev.h> in any machines that use the PM functions
which require struct sys_device.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>