intel/minnowmax: Enable S3 suspend/resume

This enables S3 Suspend / Resume support for MinnowMax board
using Intel's Bay Trail FSP

Tested resume from Power Button and Magic Packet.

Change-Id: I021122a68c05f2e725cabb8f3946249afe802bbe
Signed-off-by: Mohan D'Costa <mohan@ndr.co.jp>
Reviewed-on: http://review.coreboot.org/6972
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Martin Roth <gaumless@gmail.com>
Tested-by: build bot (Jenkins)

src/mainboard/intel/minnowmax/Kconfig

@@ -27,6 +27,7 @@ config BOARD_SPECIFIC_OPTIONS # dummy
 	select HAVE_OPTION_TABLE
 	select OVERRIDE_MRC_CACHE_LOC
 	select TSC_MONOTONIC_TIMER
+	select HAVE_ACPI_RESUME
 
 config MAINBOARD_DIR
 	string