drm/amdgpu: drop the bios scratch reg callbacks from nbio

They are not used any longer.  We get the scratch register
locations from the vbios directly now.

Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2017-12-08 13:11:33 -05:00
commit 670b603c11
3 changed files with 0 additions and 31 deletions