plat: marvell: t9130: update AVS settings

Update AVS settings and remove unused macros.
This is a preparation patch for adding CN913x SoC
family support.

Change-Id: Ib1dd70885a316ed5763d0f4730d0e4734da117b7
Signed-off-by: Grzegorz Jaszczyk <jaz@semihalf.com>
1 file changed