drm/amdgpu: retire ip init code specific for A0 rev

For aqua_vanjaram, A0 HW is retired so remove the code
specific for it in gfx ip init.

Signed-off-by: Shiwu Zhang <shiwu.zhang@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Shiwu Zhang 2025-03-03 21:03:03 +08:00 • committed by Alex Deucher
commit 3bc7bc73af