drm/amdgpu: add an asic callback for pre asic init

This callback can be used by asics that need to
do something special prior to calling atom asic init.

Acked-by: Nirmoy Das <nirmoy.das@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2020-08-19 13:40:56 -04:00
commit 9737a923c9