it will be used by arm/virt board, to pick WDAT compatible watchdog impl. and act as switch over to WDAT ACPI table vesus default GTDT ACPI table. Signed-off-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: Eric Auger <eric.auger@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Message-ID: <20260702145856.1539572-6-imammedo@redhat.com>