mainboard/intel/galileo: Enable minimal ACPI tables

Enable the minimal ACPI tables.  Initialize the FADT header and provide
an empty DSDT.

Testing on Galileo:
*  Edit the src/mainboard/intel/galileo/Makefile.inc file:
   *  Add "select ADD_FSP_PDAT_FILE"
   *  Add "select ADD_FSP_RAW_BIN"
   *  Add "select ADD_RMU_FILE"
*  Place the FSP.bin file in the location specified by CONFIG_FSP_FILE
*  Place the pdat.bin files in the location specified by
CONFIG_FSP_PDAT_FILE
*  Place the rmu.bin file in the location specified by CONFIG_RMU_FILE
*  Build EDK2 CorebootPayloadPkg/CorebootPayloadPkgIa32.dsc to generate
UEFIPAYLOAD.fd
*  Edit .config file and add the following lines:
   * CONFIG_PAYLOAD_ELF=y
   * CONFIG_PAYLOAD_FILE="path to UEFIPAYLOAD.fd"
*  Testing successful if:
   *  Outputs multiple lines of debug serial text

Change-Id: I2e30c8af2994c9f56d9ba4fe6bc35e133b1d2d6b
Signed-off-by: Lee Leahy <leroy.p.leahy@intel.com>
Reviewed-on: https://review.coreboot.org/13759
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
diff --git a/src/mainboard/intel/galileo/Kconfig b/src/mainboard/intel/galileo/Kconfig
index cae136f..f89232f 100644
--- a/src/mainboard/intel/galileo/Kconfig
+++ b/src/mainboard/intel/galileo/Kconfig
@@ -18,6 +18,7 @@
 config BOARD_SPECIFIC_OPTIONS
 	def_bool y
 	select BOARD_ROMSIZE_KB_8192
+	select HAVE_ACPI_TABLES
 	select PLATFORM_USES_FSP1_1
 	select SOC_INTEL_QUARK