S1A: PXP Bringup Bootloader BL30 code portinig [2/3]

PD#SWPL-119444

Problem:
S1A PXP Bringup Bootloader BL30.

Solution:
Code porting from S4, S5 and ucode.

Verify:
Test in z1.

Change-Id: I3cff06c337f720e516def5ca3eea9b13c5988af4
Signed-off-by: bangzheng.liu <bangzheng.liu@amlogic.com>
18 files changed