serial: imx: add CREAD flag support
authorJiada Wang <jiada_wang@mentor.com>
Tue, 9 Dec 2014 09:11:22 +0000 (18:11 +0900)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 9 Jan 2015 22:23:06 +0000 (14:23 -0800)
Add CREAD flag hanlding in set_termios and UART DMA mode
which ignores all received chars when CREAD flag cleared.

Signed-off-by: Jiada Wang <jiada_wang@mentor.com>
Signed-off-by: Anton Bondarenko <anton_bondarenko@mentor.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/imx.c

Simple merge