From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752889AbcEZBou (ORCPT ); Wed, 25 May 2016 21:44:50 -0400 Received: from mail.kernel.org ([198.145.29.136]:43639 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752275AbcEZBos (ORCPT ); Wed, 25 May 2016 21:44:48 -0400 MIME-Version: 1.0 In-Reply-To: <57464D0A.1030706@weinigel.se> References: <1464107960-10775-1-git-send-email-christer@weinigel.se> <20160524172045.GN8206@sirena.org.uk> <57449784.4070108@weinigel.se> <20160524183256.GP8206@sirena.org.uk> <5744E51A.1040506@gmail.com> <20160525174932.GA10753@rob-hp-laptop> <5745E9B6.5090204@gmail.com> <20160525184442.GE8206@sirena.org.uk> <57464D0A.1030706@weinigel.se> From: Rob Herring Date: Wed, 25 May 2016 20:44:24 -0500 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH] devicetree - document using aliases to set spi bus number. To: Christer Weinigel Cc: Mark Brown , Frank Rowand , "linux-kernel@vger.kernel.org" , "linux-spi@vger.kernel.org" , "devicetree@vger.kernel.org" Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, May 25, 2016 at 8:10 PM, Christer Weinigel wrote: > On 05/25/2016 08:44 PM, Mark Brown wrote: >> On Wed, May 25, 2016 at 11:06:46AM -0700, Frank Rowand wrote: >>> On 5/25/2016 10:49 AM, Rob Herring wrote: >> >>>> Things get undocumented all the time when we deprecate them. >> >>> If it is deprecated then it should be documented as deprecated >>> so people do not attempt to use it. >> >> Or we could just remove the code, we don't appear to have any in >> tree users anyway (the few in tree aliases for SPI buses I can see >> are string based). > > Lovely. "Here's something that's simple and useful for users. Let's > break it". What part of "we do not break userspace" do you not > understand? Because that would be a user visible change. The other saying is "if it is not upstream, it doesn't exist." That said, I don't think we should remove it. Maybe some time later, but first we need a suitable alternative. Rob