soc/intel/common/sa: Remove EBDA dependency

Saving cbmem_top across stages is not needed anymore so EBDA should
not be used. The guard to cbmem_top_chipset implementation was
inappropriate.

Change-Id: Ibbb3534b88de4f7b6fc39675a77461265605e56e
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36614
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Michael Niewöhner

src/soc/intel/skylake/Kconfig

@@ -58,7 +58,7 @@ config CPU_SPECIFIC_OPTIONS
 	select SOC_INTEL_COMMON_BLOCK_CHIP_CONFIG
 	select SOC_INTEL_COMMON_BLOCK_CPU
 	select SOC_INTEL_COMMON_BLOCK_CPU_MPINIT
-	select SOC_INTEL_COMMON_BLOCK_EBDA
+	select SOC_INTEL_COMMON_BLOCK_SA_FSP_TOLUM
 	select SOC_INTEL_COMMON_BLOCK_GPIO_DUAL_ROUTE_SUPPORT
 	select SOC_INTEL_COMMON_BLOCK_GPIO_LEGACY_MACROS
 	select SOC_INTEL_COMMON_BLOCK_GPIO_PADCFG_PADTOL