The structure is renamed and moved to amd_shared.h to make
the component independent.  This makes it easier to add
new components in the future.

v2: fix include path
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: yanyang1 <young.yang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>