a5: A5 uart need work at RTC PLL in bl30 during deep sleep mode [3/3]

PD#SWPL-73981

Problem:
A5 uart need work at rtc pll mode,now sys_clk is 11.171MHz.

Solution:
Modify code.

Verify:
a5_av409

Change-Id: I8c2a804717ec5c7363ca6105620e794df8afe3ec
Signed-off-by: Jianyi Shi <jianyi.shi@amlogic.com>
2 files changed