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=-2.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_NEOMUTT 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 9718EC43441 for ; Tue, 13 Nov 2018 15:14:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 590AC2251B for ; Tue, 13 Nov 2018 15:14:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="rmc4CR0W" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 590AC2251B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387718AbeKNBNV (ORCPT ); Tue, 13 Nov 2018 20:13:21 -0500 Received: from mail-pg1-f194.google.com ([209.85.215.194]:39604 "EHLO mail-pg1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730765AbeKNBNV (ORCPT ); Tue, 13 Nov 2018 20:13:21 -0500 Received: by mail-pg1-f194.google.com with SMTP id r9-v6so5831453pgv.6 for ; Tue, 13 Nov 2018 07:14:47 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=7mH2/bzyp4LzcAQRJ/7CWnTLaxqqyARWcWlUAmvw2/s=; b=rmc4CR0WKpdyhgsp4Ff5Ad9gLiiCLc6xtzN4e7D/Ag9UVrwfXoFYXk02WOHRlEIhKO evYeql3KQZYHZf1HiwHpUYQ/IrjDU7sX/Wq1Hb3bx4Eu87l3F2XS/5HckIaGmfWVXs3F RAxwRqgTZR0KzW/sMyL8P3s3wes8+LILXX8c1SR3HrQ6lq9NfivxeQAuGTf4k781V5O/ Z+l2ei4yzMd3rnOptQIFabuHxTNaU8/hIR80Kuy0703p/qjhee2/4CBGunRdtmm2YFk2 Il+VJ+qRUfVL6ZEvp5DPZDxhrPbF/IIQenoQEFmgDRTt39kNupU8mC5CUX+yAHOe5OOO OBfg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=7mH2/bzyp4LzcAQRJ/7CWnTLaxqqyARWcWlUAmvw2/s=; b=RXWEQHZCYJJr6lR/B9Bd49m/mBR8Tfv/XCuwbHb2hTQcAAs9/GrgD3SgjzqN0sXdoW dN5RaBj4bpLoRzQAbi9+Z1stskMRKRiFsGl+qaXhBtJiqVwWLW/T5f+V8cZTVXY03G0O vDuokaXMbxliLf3yiZ928TiNaJL9MQcGA6M0Fo/NgQ4VzW3Odp3eTi8YXgt26U50mmqX yltos6lI/OYlLklgZjl+IEE+0XvdEW20BzUN0p/fqo9m8rpOMz3vFUCbw42Qm+T2noqu aEOgjFIT1mTHG6JSwWexhRxiYo9SUrl46eE7geQMYVasbQU0/fg2TR9lCW4hTKn4rmbI 4GGQ== X-Gm-Message-State: AGRZ1gK0aiV2lrpdMtWbGG3H4GY7tBW84/0OsYuriIWW5oqOiad84zzG pPNG8PfFwR21w3kIX3ZzIkf/ppTk X-Google-Smtp-Source: AJdET5dsj2PrcE5ReBi/9RymYeK8UY/Up9llYZMioNG0sSBRKRra7xPNuZkfyZf9yGUpAlbIIA+pxw== X-Received: by 2002:a63:f201:: with SMTP id v1mr4796034pgh.232.1542122086776; Tue, 13 Nov 2018 07:14:46 -0800 (PST) Received: from localhost (c-24-4-232-171.hsd1.ca.comcast.net. [24.4.232.171]) by smtp.gmail.com with ESMTPSA id i13-v6sm18153994pgs.51.2018.11.13.07.14.45 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 13 Nov 2018 07:14:46 -0800 (PST) Date: Tue, 13 Nov 2018 07:14:44 -0800 From: Richard Cochran To: Tom Burkart Cc: Linux kernel mailing list Subject: Re: [PATCH v6 2/4] pps: descriptor-based gpio, capture-clear addition Message-ID: <20181113151444.cszd2zdwoast3545@localhost> References: <20181113034007.3878-1-tom@aussec.com> <20181113034007.3878-2-tom@aussec.com> <20181113034007.3878-3-tom@aussec.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20181113034007.3878-3-tom@aussec.com> User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Nov 13, 2018 at 02:40:05PM +1100, Tom Burkart wrote: > The change from integer based GPIO API to the descriptor based API > breaks backward compatibility for the devicetree. This is due to > the descriptor based API appending "-gpio" or "-gpios" (see > Documentation/gpio/base.txt.) Device tree is a user space facing ABI, and so you must continue to support the legacy binding as well. Thanks, Richard