From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alan Cox Subject: Re: tty/serial: Need clarification on Support for 4+M Baudrate Date: Wed, 11 Jan 2012 12:30:25 +0000 Message-ID: <20120111123025.244a9cf5@pyramind.ukuu.org.uk> References: <20120111121901.GA4034@bnru05> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: Received: from lxorguk.ukuu.org.uk ([81.2.110.251]:43603 "EHLO lxorguk.ukuu.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753588Ab2AKM3u (ORCPT ); Wed, 11 Jan 2012 07:29:50 -0500 In-Reply-To: <20120111121901.GA4034@bnru05> Sender: linux-serial-owner@vger.kernel.org List-Id: linux-serial@vger.kernel.org To: Rajanikanth H V Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org, gregkh@sude.de, linux-arm-kernel@lists.infradead.org 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