[PATCH u-boot-marvell 02/13] tools: kwboot: Fix initialization of tty device

From: Pali Rohár pali@kernel.org

Explicitly disable 2 stop bits by clearing CSTOPB flag, disable modem control flow by clearing CRTSCTS flag and do not send hangup after closing device by clearing HUPCL flag.

Signed-off-by: Pali Rohár pali@kernel.org Reviewed-by: Marek Behún marek.behun@nic.cz --- tools/kwboot.c | 1 + 1 file changed, 1 insertion(+)

diff --git a/tools/kwboot.c b/tools/kwboot.c index 695d433b96..c55b41025b 100644 --- a/tools/kwboot.c +++ b/tools/kwboot.c @@ -657,6 +657,7 @@ kwboot_open_tty(const char *path, int baudrate)

cfmakeraw(&tio); tio.c_cflag |= CREAD | CLOCAL; + tio.c_cflag &= ~(CSTOPB | HUPCL | CRTSCTS); tio.c_cc[VMIN] = 1; tio.c_cc[VTIME] = 0;