diff --git a/src/arch/x86/boot/acpi.c b/src/arch/x86/boot/acpi.c
index b506cb4..4c63fc3 100644
--- a/src/arch/x86/boot/acpi.c
+++ b/src/arch/x86/boot/acpi.c
@@ -660,7 +660,7 @@
 	memset((void *) fadt, 0, sizeof(acpi_fadt_t));
 	memcpy(header->signature, "FACP", 4);
 	header->length = sizeof(acpi_fadt_t);
-	header->revision = 3;
+	header->revision = 4;
 	memcpy(header->oem_id, OEM_ID, 6);
 	memcpy(header->oem_table_id, ACPI_TABLE_CREATOR, 8);
 	memcpy(header->asl_compiler_id, ASLC, 4);
@@ -680,8 +680,7 @@
 		fadt->preferred_pm_profile = PM_DESKTOP;
 	}
 
-	southbridge_fill_fadt(fadt);
-	mainboard_fill_fadt(fadt);
+	acpi_fill_fadt(fadt);
 
 	header->checksum =
 	    acpi_checksum((void *) fadt, header->length);