drm/amdgpu: drop pitcairn dpm quirks

No longer necessary with the new 58 mc ucode.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2017-01-24 16:59:35 -05:00
commit 85d2fce605