uart: add a4 uart_ao wakeup function [1/1]

PD#SWPL-118812

Problem:
need add a4 uart_ao wakeup function

Solution:
add a4 uart_ao wakeup function

Verify:
a4_ba400

Change-Id: I82d660ce47496d7e2ec9a7b13473e5ad2f08b648
Signed-off-by: Yu Tu <yu.tu@amlogic.com>
2 files changed