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=-5.6 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_2 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 B3FE7C433DF for ; Wed, 12 Aug 2020 14:20:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5197620639 for ; Wed, 12 Aug 2020 14:20:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=nic.cz header.i=@nic.cz header.b="ExXPOGg3" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726977AbgHLOUj (ORCPT ); Wed, 12 Aug 2020 10:20:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45146 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726705AbgHLOUe (ORCPT ); Wed, 12 Aug 2020 10:20:34 -0400 Received: from mail.nic.cz (lists.nic.cz [IPv6:2001:1488:800:400::400]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DC8DFC061383 for ; Wed, 12 Aug 2020 07:20:33 -0700 (PDT) Received: from dellmb.labs.office.nic.cz (unknown [IPv6:2001:1488:fffe:6:cac7:3539:7f1f:463]) by mail.nic.cz (Postfix) with ESMTPSA id 322701409F0; Wed, 12 Aug 2020 16:20:31 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=nic.cz; s=default; t=1597242031; bh=xtK2/F36kR0tv8Pcbv6KlDNMgh6XysZV97w2MDP38z8=; h=Date:From:To; b=ExXPOGg3ZLHcI52YnZQgDz34wemNuI+nKrg36Ui95xrBV67mx24PzBkF+6o812VO7 /xJaOl/If3W+SODrKP6phDIpIM81BEJoHRHsaeM2m/3gYPZ/Gn5+suf4eTkcC4bWLL uh0lq/LoCHsKVveXpZ8U0ufUPCThLhIvbyxAjmTE= Date: Wed, 12 Aug 2020 16:20:30 +0200 From: Marek =?ISO-8859-1?Q?Beh=FAn?= To: Russell King - ARM Linux admin Cc: Andrew Lunn , Maxime Chevallier , Baruch Siach , Chris Healy , Florian Fainelli , netdev@vger.kernel.org Subject: Re: [PATCH RFC russell-king 0/4] Support for RollBall 10G copper SFP modules Message-ID: <20200812162030.2a6aa543@dellmb.labs.office.nic.cz> In-Reply-To: <20200811150808.GL1551@shell.armlinux.org.uk> References: <20200810220645.19326-1-marek.behun@nic.cz> <20200811150808.GL1551@shell.armlinux.org.uk> X-Mailer: Claws Mail 3.17.6 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable X-Virus-Scanned: clamav-milter 0.102.2 at mail X-Virus-Status: Clean Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Tue, 11 Aug 2020 16:08:09 +0100 Russell King - ARM Linux admin wrote: > On Tue, Aug 11, 2020 at 12:06:41AM +0200, Marek Beh=FAn wrote: > > Hi Russell, > >=20 > > this series should apply on linux-arm git repository, on branch > > clearfog. > >=20 > > Some internet providers are already starting to offer 2.5G copper > > connectivity to their users. On Turris Omnia the SFP port is capable > > of 2.5G speed, so we tested some copper SFP modules. > >=20 > > This adds support to the SFP subsystem for 10G RollBall copper > > modules which contain a Marvell 88X3310 PHY. By default these > > modules are configured in 10GKR only mode on the host interface, > > and also contain some bad information in EEPROM (the extended_cc > > byte). =20 >=20 > Are you sure they are 10GBASE-KR, and not 10GBASE-R ? Please send me > the contents of MMD 31 register 0xf001. Also knowing MMD 1 registers > 2 and 3 would be useful to confirm exactly which version of the PHY > has been used. >=20 > Thanks. >=20 Russell, sorry, I meant 10gbase-r mode, this was a typo. I don't know if the PHY supports 10gbase-kr.