ARM: EXYNOS: Add support for rtc wakeup

Set the gic arch extension callback to support rtc wakeup.

Signed-off-by: Inderpal Singh <inderpal.singh@samsung.com>
Signed-off-by: Abhilash Kesavan <a.kesavan@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
2 files changed