soc/intel/xeon_sp/cpx: Finalize PCU configuration
Program PCU (Power Control Unit) during chip_final(). This
is needed to allow ACPI power control related feature to work
in target OS.
Signed-off-by: Jonathan Zhang <jonzhang@fb.com>
Signed-off-by: Reddy Chagam <anjaneya.chagam@intel.com>
Change-Id: I1f5b18d66b351acecdc7b3f515a552c36f08eb61
Reviewed-on: https://review.coreboot.org/c/coreboot/+/40386
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>