soc/intel/broadwell: use common Intel ACPI hardware definitions

Transition to using the common Intel ACPI hardware definitions
generic ACPI definitions.

BUG=chrome-os-partner:54977

Change-Id: I99d909ee72c3abebb1e9c8ebf44137465264bf0d
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/15673
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-by: Furquan Shaikh <furquan@google.com>

src/soc/intel/broadwell/refcode.c

@@ -78,7 +78,7 @@ void broadwell_run_reference_code(void)
 	mainboard_fill_pei_data(&pei_data);
 	broadwell_fill_pei_data(&pei_data);
 
-	pei_data.boot_mode = acpi_is_wakeup_s3() ? SLEEP_STATE_S3 : 0;
+	pei_data.boot_mode = acpi_is_wakeup_s3() ? ACPI_S3 : 0;
 	pei_data.saved_data = (void *) &dummy;
 
 	entry = load_reference_code();