ACPI: Replace smm_setup_structures()

Except for whitespace and varying casts the codes were
the same when implemented.

Platforms that did not implement this are tagged with
ACPI_NO_SMI_GNVS.

Change-Id: I31ec85ebce03d0d472403806969f863e4ca03b6b
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42362
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

src/soc/intel/xeon_sp/Kconfig

@@ -38,6 +38,7 @@ config	CPU_SPECIFIC_OPTIONS
 	select POSTCAR_STAGE
 	select IOAPIC
 	select PARALLEL_MP
+	select ACPI_NO_SMI_GNVS
 	select SMP
 	select INTEL_DESCRIPTOR_MODE_CAPABLE
 	select SOC_INTEL_COMMON_BLOCK