+void
+tx3904sio_poll(struct hw* me, void* ignored)
+{
+ struct tx3904sio* controller = hw_data (me);
+ tx3904sio_tickle (me);
+ hw_event_queue_deschedule (me, controller->poll_event);
+ controller->poll_event = hw_event_queue_schedule (me, 1000,
+ tx3904sio_poll, NULL);
+}
+