SoC t6w: PXP Bringup Bootloader BL30 code portinig [1/3]

PD#SWPL-188177

Problem:
T6W PXP Bringup Bootloader BL30.

Solution:
Code porting from t6d and ucode.

Verify:
Test in T6W PXP preload mode.

Change-Id: I600717d15e9e742e1e9d628a1f0723fe64245965
Signed-off-by: bangzheng.liu <bangzheng.liu@amlogic.com>
25 files changed