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

[Stefan Roese]

On 25.10.21 15:12, Marek Behún wrote:

From: Pali Rohár <p...@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 <p...@kernel.org>
Reviewed-by: Marek Behún <marek.be...@nic.cz>

Reviewed-by: Stefan Roese <s...@denx.de>

Thanks,
Stefan

---
  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;

Viele Grüße,
Stefan

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