drm/amdgpu: add GC 10.1 register headers (v4)

v2: Update regs (Alex)
v3: More updates (Alex)
v4: more updates (Alex)

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
3 files changed