From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5CD44C43331 for ; Fri, 27 Mar 2020 13:13:39 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 189562082D for ; Fri, 27 Mar 2020 13:13:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 189562082D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 48pj3M4hrYzDr9S for ; Sat, 28 Mar 2020 00:13:35 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=linux.intel.com (client-ip=192.55.52.43; helo=mga05.intel.com; envelope-from=andriy.shevchenko@linux.intel.com; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=linux.intel.com Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 48pj062JG2zDqXw for ; Sat, 28 Mar 2020 00:10:42 +1100 (AEDT) IronPort-SDR: Sx+xJm49L/u/yJFbl87OEngepuCqBrR3eQoMX1IqQRh4BiwEkrgfm9IWn8lhimWE8uFI9/bMTo YdRWf08kwlyw== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Mar 2020 06:10:38 -0700 IronPort-SDR: 01DQWEntcsTieV1v0S6V/sY9ShqDcoMrznK10hItJrV+oim4RQtBGob7Qwhfvr2JWRktq2DtYe ipgDMq/JyBdw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.72,312,1580803200"; d="scan'208";a="236630169" Received: from smile.fi.intel.com (HELO smile) ([10.237.68.40]) by orsmga007.jf.intel.com with ESMTP; 27 Mar 2020 06:10:26 -0700 Received: from andy by smile with local (Exim 4.93) (envelope-from ) id 1jHokk-00DQE2-2b; Fri, 27 Mar 2020 15:10:26 +0200 Date: Fri, 27 Mar 2020 15:10:26 +0200 From: Andy Shevchenko To: Arnd Bergmann Subject: Re: [PATCH 0/2] powerpc: Remove support for ppc405/440 Xilinx platforms Message-ID: <20200327131026.GT1922688@smile.fi.intel.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kate Stewart , Mark Rutland , "Desnes A. Nunes do Rosario" , Geert Uytterhoeven , "open list:DOCUMENTATION" , ALSA Development Mailing List , dri-devel , Jaroslav Kysela , Richard Fontana , Paul Mackerras , Miquel Raynal , Mauro Carvalho Chehab , Fabio Estevam , Sasha Levin , Stephen Rothwell , Jonathan Corbet , Masahiro Yamada , Takashi Iwai , YueHaibing , Michal Simek , Krzysztof Kozlowski , Linux ARM , Leonardo Bras , DTML , Andrew Donnellan , Bartlomiej Zolnierkiewicz , Marc Zyngier , Alistair Popple , linuxppc-dev , Nicholas Piggin , Alexios Zavras , Mark Brown , git@xilinx.com, Linux Fbdev development list , Jonathan Cameron , Thomas Gleixner , Allison Randal , Michal Simek , Wei Hu , Greg Kroah-Hartman , Nick Desaulniers , "linux-kernel@vger.kernel.org" , Armijn Hemel , Rob Herring , Enrico Weigelt , "David S. Miller" , Thiago Jung Bauermann Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Fri, Mar 27, 2020 at 01:54:33PM +0100, Arnd Bergmann wrote: > On Fri, Mar 27, 2020 at 1:12 PM Michal Simek wrote: > > > > recently we wanted to update xilinx intc driver and we found that function > > which we wanted to remove is still wired by ancient Xilinx PowerPC > > platforms. Here is the thread about it. > > https://lore.kernel.org/linux-next/48d3232d-0f1d-42ea-3109-f44bbabfa2e8@xilinx.com/ > > > > I have been talking about it internally and there is no interest in these > > platforms and it is also orphan for quite a long time. None is really > > running/testing these platforms regularly that's why I think it makes sense > > to remove them also with drivers which are specific to this platform. > > > > U-Boot support was removed in 2017 without anybody complain about it > > https://github.com/Xilinx/u-boot-xlnx/commit/98f705c9cefdfdba62c069821bbba10273a0a8ed > > > > Based on current ppc/next. > > > > If anyone has any objection about it, please let me know. > > Acked-by: Arnd Bergmann > > This looks reasonable to me as well, in particular as the code only > supports the two > ppc44x virtex developer boards and no commercial products. > > It does raise a follow-up question about ppc40x though: is it time to > retire all of it? Who knows? I have in possession nice WD My Book Live, based on this architecture, and I won't it gone from modern kernel support. OTOH I understand that amount of real users not too big. Ah, and I have Amiga board, but that one is being used only for testing, so, I don't care much. > The other ppc405 machines appear to have seen even fewer updates after the > OpenBlockS 600 got added in 2011, so it's possible nobody is using them any more > with modern kernels. > > I see that OpenWRT removed both ppc40x and ppc44x exactly a year ago after > they had not been maintained for years. > > However, 44x (in its ppc476 incarnation) is clearly still is used > through the fsp2 platform, > and can not be deprecated at least until that is known to have stopped > getting kernel > updates. > > Arnd -- With Best Regards, Andy Shevchenko