MLK-12161 tty: serial: imx: only enable RTSD interrupt for hw flow control
authorFugang Duan <b38611@freescale.com>
Fri, 8 Jan 2016 05:36:05 +0000 (13:36 +0800)
committerNitin Garg <nitin.garg@nxp.com>
Mon, 19 Mar 2018 20:21:39 +0000 (15:21 -0500)
commitf6c57580f54da17d9d63005c437b9e52a70e0c59
tree83c62b91dfc58b311525b2d7fef959fb75f01f17
parent766d00ea43cd399ad580520f0179f87cef47c20a
MLK-12161 tty: serial: imx: only enable RTSD interrupt for hw flow control

Only enable RTSD interrupt for hw flow control, otherwise RTS_B signal
has some external signal disturbance without config RTS_B select input.

Signed-off-by: Fugang Duan <B38611@freescale.com>
(cherry picked from commit: 471e8c43aca3)

Conflicts:
drivers/tty/serial/imx.c
drivers/tty/serial/imx.c