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=-5.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no 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 D0FF1C4363C for ; Wed, 7 Oct 2020 08:14:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 836622076C for ; Wed, 7 Oct 2020 08:14:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727632AbgJGIOS (ORCPT ); Wed, 7 Oct 2020 04:14:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58312 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726463AbgJGIOR (ORCPT ); Wed, 7 Oct 2020 04:14:17 -0400 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 03761C061755 for ; Wed, 7 Oct 2020 01:14:17 -0700 (PDT) Received: from pty.hi.pengutronix.de ([2001:67c:670:100:1d::c5]) by metis.ext.pengutronix.de with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kQ4aR-0003Yj-DZ; Wed, 07 Oct 2020 10:14:11 +0200 Received: from mfe by pty.hi.pengutronix.de with local (Exim 4.89) (envelope-from ) id 1kQ4aQ-0007hj-72; Wed, 07 Oct 2020 10:14:10 +0200 Date: Wed, 7 Oct 2020 10:14:10 +0200 From: Marco Felsch To: Florian Fainelli Cc: Marek Vasut , Oleksij Rempel , Andrew Lunn , netdev@vger.kernel.org, Russell King , linux-kernel@vger.kernel.org, mkl@pengutronix.de, kernel@pengutronix.de, David Jander Subject: Re: PHY reset question Message-ID: <20201007081410.jk5fi6x5w3ab3726@pengutronix.de> References: <20201006080424.GA6988@pengutronix.de> <2cc5ea02-707e-dbb5-c081-4c5202bd5815@gmail.com> <42d4c4b2-d3ea-9130-ef7f-3d1955116fdc@denx.de> <0687984c-5768-7c71-5796-8e16169f5192@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <0687984c-5768-7c71-5796-8e16169f5192@gmail.com> X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-IRC: #ptxdist @freenode X-Accept-Language: de,en X-Accept-Content-Type: text/plain X-Uptime: 10:07:33 up 326 days, 23:26, 362 users, load average: 0.15, 0.21, 0.14 User-Agent: NeoMutt/20170113 (1.7.2) X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::c5 X-SA-Exim-Mail-From: mfe@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: netdev@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hi Marek, On 20-10-06 14:11, Florian Fainelli wrote: > On 10/6/2020 1:24 PM, Marek Vasut wrote: ... > > If this happens on MX6 with FEC, can you please try these two patches? > > > > https://patchwork.ozlabs.org/project/netdev/patch/20201006135253.97395-1-marex@denx.de/ > > > > https://patchwork.ozlabs.org/project/netdev/patch/20201006202029.254212-1-marex@denx.de/ > > Your patches are not scaling across multiple Ethernet MAC drivers > unfortunately, so I am not sure this should be even remotely considered a > viable solution. Recently I added clk support for the smcs driver [1] and dropped the PHY_RST_AFTER_CLK_EN flag for LAN8710/20 devices because I had the same issues. Hope this will help you too. [1] https://www.spinics.net/lists/netdev/msg682080.html Regards, Marco