soc/intel/quark: Add the initial pieces required for ACPI tables

Enable ACPI tables
TEST=None

Change-Id: I38b90f54cd9b00b063557c08980e71851bf3059b
Signed-off-by: Lee Leahy <leroy.p.leahy@intel.com>
Reviewed-on: https://review.coreboot.org/13758
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>

src/soc/intel/quark/Makefile.inc

@@ -22,6 +22,7 @@ romstage-y += memmap.c
 romstage-y += tsc_freq.c
 romstage-$(CONFIG_ENABLE_BUILTIN_HSUART1) += uart_common.c
 
+ramstage-$(CONFIG_HAVE_ACPI_TABLES) += acpi.c
 ramstage-y += chip.c
 ramstage-y += memmap.c
 ramstage-y += northcluster.c