AGESA boards: Use acpi_is_wakeup_s3()

Change-Id: Ib76ec433710b3a7c26360329a9403585d6f4fe4c
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/6143
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
diff --git a/src/mainboard/asrock/imb-a180/mainboard.c b/src/mainboard/asrock/imb-a180/mainboard.c
index 3913898..cc6d9f8 100644
--- a/src/mainboard/asrock/imb-a180/mainboard.c
+++ b/src/mainboard/asrock/imb-a180/mainboard.c
@@ -35,15 +35,9 @@
 static void mainboard_enable(device_t dev)
 {
 	printk(BIOS_INFO, "Mainboard " CONFIG_MAINBOARD_PART_NUMBER " Enable.\n");
-	/*
-	 * The mainboard is the first place that we get control in ramstage. Check
-	 * for S3 resume and call the appropriate AGESA/CIMx resume functions.
-	 */
-#if CONFIG_HAVE_ACPI_RESUME
-	acpi_slp_type = acpi_get_sleep_type();
-	if (acpi_slp_type == 3)
+
+	if (acpi_is_wakeup_s3())
 		agesawrapper_fchs3earlyrestore();
-#endif
 }
 
 struct chip_operations mainboard_ops = {