To avoid s3 faild at the first cycle on renoir platform, it needs to
revert this patch:
drm/amd/display: add mechanism to skip DCN init
Signed-off-by: changfeng <Changfeng.Zhu@amd.com>
Ackedy-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>