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>
diff --git a/src/soc/intel/broadwell/romstage/power_state.c b/src/soc/intel/broadwell/romstage/power_state.c
index 38a4109..cfb2418 100644
--- a/src/soc/intel/broadwell/romstage/power_state.c
+++ b/src/soc/intel/broadwell/romstage/power_state.c
@@ -52,17 +52,16 @@
 static int prev_sleep_state(struct chipset_power_state *ps)
 {
 	/* Default to S0. */
-	int prev_sleep_state = SLEEP_STATE_S0;
+	int prev_sleep_state = ACPI_S0;
 
 	if (ps->pm1_sts & WAK_STS) {
-		switch ((ps->pm1_cnt & SLP_TYP) >> SLP_TYP_SHIFT) {
-#if CONFIG_HAVE_ACPI_RESUME
-		case SLP_TYP_S3:
-			prev_sleep_state = SLEEP_STATE_S3;
+		switch (acpi_sleep_from_pm1(ps->pm1_cnt)) {
+		case ACPI_S3:
+			if (IS_ENABLED(CONFIG_HAVE_ACPI_RESUME))
+				prev_sleep_state = ACPI_S3;
 			break;
-#endif
-		case SLP_TYP_S5:
-			prev_sleep_state = SLEEP_STATE_S5;
+		case ACPI_S5:
+			prev_sleep_state = ACPI_S5;
 			break;
 		}
 		/* Clear SLP_TYP. */
@@ -70,7 +69,7 @@
 	}
 
 	if (ps->gen_pmcon3 & (PWR_FLR | SUS_PWR_FLR))
-		prev_sleep_state = SLEEP_STATE_S5;
+		prev_sleep_state = ACPI_S5;
 
 	return prev_sleep_state;
 }