ACPICA: ACPI 5: Support for new FADT SleepStatus, SleepControl registers

Adds sleep and wake support for systems with these registers.
One new file, hwxfsleep.c

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/acpi/acpica/Makefile b/drivers/acpi/acpica/Makefile
index 0ca208b..da55180 100644
--- a/drivers/acpi/acpica/Makefile
+++ b/drivers/acpi/acpica/Makefile
@@ -73,7 +73,8 @@
 	hwregs.o	\
 	hwsleep.o	\
 	hwvalid.o	\
-	hwxface.o
+	hwxface.o	\
+	hwxfsleep.o
 
 acpi-$(ACPI_FUTURE_USAGE) += hwtimer.o