cpu/x86/smm: Define APM_CNT_ROUTE_ALL_XHCI

Change-Id: I0bc321f499278e0cdbfb40be9a2b2ae21828d2f4
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42619
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
diff --git a/src/southbridge/intel/lynxpoint/smihandler.c b/src/southbridge/intel/lynxpoint/smihandler.c
index 8bbe3fe..be842c5 100644
--- a/src/southbridge/intel/lynxpoint/smihandler.c
+++ b/src/southbridge/intel/lynxpoint/smihandler.c
@@ -330,7 +330,7 @@
 			printk(BIOS_DEBUG, "SMI#: Setting GNVS to %p\n", gnvs);
 		}
 		break;
-	case 0xca:
+	case APM_CNT_ROUTE_ALL_XHCI:
 		usb_xhci_route_all();
 		break;
 	case APM_CNT_ELOG_GSMI: