Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752987AbdCBQAP (ORCPT ); Thu, 2 Mar 2017 11:00:15 -0500 Received: from smtpout.microchip.com ([198.175.253.82]:43027 "EHLO email.microchip.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751229AbdCBP6o (ORCPT ); Thu, 2 Mar 2017 10:58:44 -0500 Subject: Re: [RFC] remove support for AVR32 architecture To: Hans-Christian Noren Egtvedt , , Haavard Skinnemoen References: <20170301204426.GA694@samfundet.no> CC: Boris Brezillon , Linus Torvalds From: Nicolas Ferre Organization: microchip Message-ID: Date: Thu, 2 Mar 2017 16:55:56 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.7.0 MIME-Version: 1.0 In-Reply-To: <20170301204426.GA694@samfundet.no> Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1950 Lines: 49 Le 01/03/2017 ? 21:44, Hans-Christian Noren Egtvedt a ?crit : > Hello all, > > The AVR32 architecture is not keeping up with the development of the kernel, > and since it shares so much of the drivers with Atmel ARM SoC, it is starting > to hinder these drivers to develop swiftly. It will definitively help to remove some of the non-DT code in all our former-common drivers. > Also, all AVR32 AP7 SoC processors are end of lifed from Atmel (now > Microchip). > > Finally, the GCC toolchain is stuck at version 4.2.x, and has not received > any patches since the last release from Atmel; > 4.2.4-atmel.1.1.3.avr32linux.1. When building kernel v4.10, this toolchain is > no longer able to properly link the network stack. > > Haavard and I have came to the conclusion that we feel keeping AVR32 on life > support offers more obstacles for Atmel ARMs, than it gives joy to AVR32 > users. I also suspect there are very few AVR32 users left today, if anybody > at all. > > I have prepared three patches in my for-linus branch in git tree > https://git.kernel.org/cgit/linux/kernel/git/egtvedt/linux-avr32.git Quick look at the patches (file path mostly) seems okay: Acked-by: Nicolas Ferre And thanks a lot to Haavard and you Hans-Christian for having developed, more than 10 years ago, and then maintained some of the nice early drivers that we are still using for our ARM-based platforms! > Shortlog below, patches not inlined as they are quite large IMHO. > > I will send a formal pull request to Linus unless anybody objects loudly. > > I have also prepare patches for removing AVR32 specific kernel drivers, I > will send those to the relevant subsystem maintainers. > > Hans-Christian Noren Egtvedt (3): > avr32: remove support for AVR32 architecture > docs: remove all references to AVR32 architecture > scripts: remove AVR32 support from checkstack.pl Best regards, -- Nicolas Ferre