Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754241AbbEFFTl (ORCPT ); Wed, 6 May 2015 01:19:41 -0400 Received: from mo4-p00-ob.smtp.rzone.de ([81.169.146.218]:56462 "EHLO mo4-p00-ob.smtp.rzone.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751450AbbEFFTi convert rfc822-to-8bit (ORCPT ); Wed, 6 May 2015 01:19:38 -0400 X-RZG-AUTH: :JGIXVUS7cutRB/49FwqZ7WcKdUCnXG6JabOfSXKWrat+gdPsz+SM X-RZG-CLASS-ID: mo00 Content-Type: text/plain; charset=windows-1252 Mime-Version: 1.0 (Mac OS X Mail 7.3 \(1878.6\)) Subject: Re: [Gta04-owner] [PATCH 0/3] tty slave device support - version 3. From: "Dr. H. Nikolaus Schaller" In-Reply-To: <55492001.30806@hurleysoftware.com> Date: Wed, 6 May 2015 07:19:31 +0200 Cc: NeilBrown , Mark Rutland , One Thousand Gnomes , Arnd Bergmann , Greg Kroah-Hartman , Sebastian Reichel , Pavel Machek , Grant Likely , Jiri Slaby , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8BIT Message-Id: References: <20150318055437.21025.13990.stgit@notabene.brown> <55492001.30806@hurleysoftware.com> To: List for communicating with real GTA04 owners X-Mailer: Apple Mail (2.1878.6) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1082 Lines: 28 Hi Peter, Am 05.05.2015 um 21:54 schrieb Peter Hurley : > Hi Neil, > > On 03/18/2015 01:58 AM, NeilBrown wrote: >> here is version 3 of support for tty-slaves. > > Is there a v4 of this that I missed? We did have a lengthy discussion about [PATCH 3/3] how to best (1) represent the slave device in the device tree but as far as I am concerned, I do not see that we have a consensus (2) and the device tree maintainers have no comments or clear guidelines so far. BR, Nikolaus (1) best with respect to maintainability, flexibility, common design patterns, compatibility and some other factors I don?t know the correct english words for (2) basically the slave can be described as a subnode like for I2C bus slaves or the slave device can reference the uart it is connected to like for GPIOs and regulators-- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/