The driver was using non-'DT_' prefixed defines which are deprecated. Move to using proper 'DT_' prefix defines. Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
Add a UART driver. Signed-off-by: Michael Scott <mike@foundries.io> Signed-off-by: Marti Bolivar <marti@foundries.io>