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[2620:137:e000::3:5]) by mx.google.com with ESMTPS id h14-20020a170902680e00b001c9ca0a03dcsi4149237plk.86.2023.10.13.05.46.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 13 Oct 2023 05:46:29 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:5 as permitted sender) client-ip=2620:137:e000::3:5; Authentication-Results: mx.google.com; dkim=pass header.i=@lunn.ch header.s=20171124 header.b=jkevdzwj; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:5 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=lunn.ch Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by groat.vger.email (Postfix) with ESMTP id BD64080A2222; Fri, 13 Oct 2023 05:45:59 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at groat.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230197AbjJMMpi (ORCPT + 99 others); Fri, 13 Oct 2023 08:45:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44020 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229726AbjJMMph (ORCPT ); Fri, 13 Oct 2023 08:45:37 -0400 Received: from vps0.lunn.ch (vps0.lunn.ch [156.67.10.101]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 19E6491; Fri, 13 Oct 2023 05:45:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lunn.ch; s=20171124; h=In-Reply-To:Content-Disposition:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:From:Sender:Reply-To:Subject: Date:Message-ID:To:Cc:MIME-Version:Content-Type:Content-Transfer-Encoding: Content-ID:Content-Description:Content-Disposition:In-Reply-To:References; bh=/f7vL7oStkkAMQ4U6sUTV8QFWMT0qFwZK4A+Xow5j+E=; b=jkevdzwj/EEyDdNumVA3NL+86G gFM97BQTQMf4vNngS0vplcECx9mhpiAsaHXf/nCbHzFnP3H7ytMsQgIpp9IoZJP+mopqArwXsenAg U9POTZbod7aainmcrHh9hAwyLgiUAa7Nbi3BvTfom92Smp62qcnIWr2EneRQrwhIWHaQ=; Received: from andrew by vps0.lunn.ch with local (Exim 4.94.2) (envelope-from ) id 1qrHXj-0025hs-Jq; Fri, 13 Oct 2023 14:45:27 +0200 Date: Fri, 13 Oct 2023 14:45:27 +0200 From: Andrew Lunn To: Linus Walleij Cc: Gregory Clement , Sebastian Hesselbarth , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Russell King , Florian Fainelli , Vladimir Oltean , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Christian Marangi , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: Re: [PATCH 3/3] RFC: net: dsa: mv88e6xxx: Register mdio-external Message-ID: <1209f419-acb0-4da8-bd87-03ccc1ee5244@lunn.ch> References: <20231013-marvell-88e6152-wan-led-v1-0-0712ba99857c@linaro.org> <20231013-marvell-88e6152-wan-led-v1-3-0712ba99857c@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231013-marvell-88e6152-wan-led-v1-3-0712ba99857c@linaro.org> X-Spam-Status: No, score=-0.8 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on groat.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (groat.vger.email [0.0.0.0]); Fri, 13 Oct 2023 05:46:00 -0700 (PDT) On Fri, Oct 13, 2023 at 12:35:16AM +0200, Linus Walleij wrote: > Make it legal to have a subnode just named "mdio-external" > and have that be recognized immediately as the external > MDIO bus, register it and return. Only fallback to the > old method with a compatible in the external bus node > if this doesn't work. > > This is the result of deprecating the old DT method > of providing a node "mdio1" with a compatible string. What is missing from this description is why do you want to deprecate the old method? What is wrong with it? Andrew