audio: add hdmi start threshold [1/1]

PD#SWPL-151402

Problem:
add hdmi start threshold.

Solution:
add hdmi start threshold

Verify:
yocto-t5w

Change-Id: Ic67697439c47260338e87d2f2cfe22e03d0c8ee5
Signed-off-by: yayun.shi <yayun.shi@amlogic.com>
3 files changed