rtc: a5 rtc interrupt not called [2/2]

PD#SWPL-111375

Problem:
add an interface to find the irq location

Solution:
add an interface to find the irq location

Verify:
a5_av400

Change-Id: Idabd1fb6dea45e692551d82b60bc4f2489f2bfec
Signed-off-by: yiting.deng <yiting.deng@amlogic.com>
2 files changed