This header provides for format for the GCA blocks
clear state (i.e., default state).  Each GCA version
has a specific clear state.
Acked-by: NChristian König <christian.koenig@amd.com>
Acked-by: NJammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>