Thread (74 messages) 74 messages, 10 authors, 2015-05-12

[PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx

From: bigeasy@linutronix.de (Sebastian Andrzej Siewior)
Date: 2014-09-17 16:25:19
Also in: linux-omap, linux-serial, lkml

On 09/17/2014 02:20 PM, Peter Hurley wrote:
quoted
So I connected my am335x-evm
with beagle board xm because both of them have an old fashion UART
connector (instead those uart-to-usb). Both configured with HW-Flow and
I haven't seen the function invoked but I saw "port->icount.overrun"
being incremented. This shouldn't happen. So I am a little puzzled here?
Yeah, that's weird. Do you have a break-out box to confirm that RTS/CTS are
being driven?
Yeah, I've been thinking about that, too. I will be gone next week and
hopefully when I get back I will something around to test this.
Regards,
Peter Hurley
Sebastian
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