rcar_canfd_update
rcar_canfd_update(val, val, base + reg);
rcar_canfd_update(val, 0, base + reg);
rcar_canfd_update(mask, val, base + reg);
rcar_canfd_update(val, val, addr);
rcar_canfd_update(val, 0, addr);
rcar_canfd_update(mask, val, addr);