Pali Rohár aea2f72105 serial: a3720: Implement pending method for output direction
To check if some output characters are waiting either in Transmitter
Holding Register or Transmitter Shift Register we need to look at
TX_EMPTY bit of UART Status Register.

Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Stefan Roese <sr@denx.de>
2021-01-27 13:12:51 +01:00
..
2019-05-10 22:43:18 +02:00
2021-01-05 16:20:26 -05:00
2021-01-06 07:57:33 -05:00
2020-10-22 09:54:53 -04:00