drm/amdgpu: add MMHUB Clock Gating support for yellow carp

Add AMD_CG_SUPPORT_MC_MGCG/AMD_CG_SUPPORT_MC_LS support.
Signed-off-by: NAaron Liu <aaron.liu@amd.com>
Reviewed-by: NHuang Rui <ray.huang@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/nv.c

@@ -1333,7 +1333,9 @@ static int nv_common_early_init(void *handle)
 			AMD_CG_SUPPORT_GFX_3D_CGLS |
 			AMD_CG_SUPPORT_GFX_RLC_LS |
 			AMD_CG_SUPPORT_GFX_CP_LS |
-			AMD_CG_SUPPORT_GFX_FGCG;
+			AMD_CG_SUPPORT_GFX_FGCG |
+			AMD_CG_SUPPORT_MC_MGCG |
+			AMD_CG_SUPPORT_MC_LS;
 		adev->pg_flags = 0;
 		adev->external_rev_id = adev->rev_id + 0x01;
 		break;