Remove the following warning:
Platform driver 'pxa-rtc' needs updating - please use dev_pm_ops
Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>