Anomaly 05000230 (over sampling of the UART STOP bit) applies only when
the peripheral is operating in UART mode.  So drop the anomaly handling
in the IRDA code.
Signed-off-by: Graf Yang <graf.yang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: David S. Miller <davem@davemloft.net>