drm/amdgpu: init arct external rev id

Properly set the external silicon revision id.

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Le Ma <Le.Ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hawking Zhang 2019-06-27 18:05:30 +08:00 • committed by Alex Deucher
commit d57c3d5634