linux-kernel - Re: tty/serial: Need clarification on Support for 4+M Baudrate

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Date:	Wed, 11 Jan 2012 12:30:25 +0000
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Rajanikanth H V <rajanikanth.hv@...ricsson.com>
Cc:	linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org,
	gregkh@...e.de, linux-arm-kernel@...ts.infradead.org
Subject: Re: tty/serial: Need clarification on Support for 4+M Baudrate

On Wed, 11 Jan 2012 17:49:01 +0530
> I have a requirement to interface UART with an external microcontroller 
> using baud rate above 4Mbps, hence following is my approach to apply
> the changes. Can any one review/provide me appropriate approach.

See TCGETS2/TCSETS2 and the BOTHER flag.

The kernel supports aetting arbitary baud rates already.

Alan
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