amlhwdmx: CF2 add dma buffer manager [1/1]

PD#SWPL-183222

Problem:
need to add dma buffer manager

Solution:
need to add dma buffer manager

Verify:
ap222

Change-Id: Iedb63b6f75f5eafdac22ebc97723a159f16b42ed
Signed-off-by: hanghang.luo <hanghang.luo@amlogic.com>
26 files changed