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=-5.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,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 27B3DC43457 for ; Tue, 20 Oct 2020 12:02:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 96ECA222C8 for ; Tue, 20 Oct 2020 12:02:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="KYv5Miw/" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2394192AbgJTMC2 (ORCPT ); Tue, 20 Oct 2020 08:02:28 -0400 Received: from fllv0015.ext.ti.com ([198.47.19.141]:38034 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2393918AbgJTMAW (ORCPT ); Tue, 20 Oct 2020 08:00:22 -0400 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 09KC0GUR003227; Tue, 20 Oct 2020 07:00:16 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1603195216; bh=WkBuNAsxFhLn/ukEf+V0rbkpMqs338cpGgVIPXm4TZw=; h=Subject:From:To:CC:References:Date:In-Reply-To; b=KYv5Miw/6LO1Jt+KdvwAME2yESbB8NvCzjE4+gxHKseA1mGn28JxdztrRBLd8eMCT GI2DxbxlFumLYqMOMY0QoXtaVctCXiwihS/HuHV1yNZtsR1ZTgkAmlg1tjwptmnbGY nNaJehZs/icjs84z8libUPSSpNxh0AG5QdDTKkZg= Received: from DLEE105.ent.ti.com (dlee105.ent.ti.com [157.170.170.35]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 09KC0GXH036661 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 20 Oct 2020 07:00:16 -0500 Received: from DLEE111.ent.ti.com (157.170.170.22) by DLEE105.ent.ti.com (157.170.170.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Tue, 20 Oct 2020 07:00:16 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) by DLEE111.ent.ti.com (157.170.170.22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Tue, 20 Oct 2020 07:00:16 -0500 Received: from [10.250.70.26] (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 09KC0Fue053012; Tue, 20 Oct 2020 07:00:15 -0500 Subject: Re: [PATCH net-next 2/2] net: phy: dp83td510: Add support for the DP83TD510 Ethernet PHY From: Dan Murphy To: Andrew Lunn CC: , , , , References: <20201008162347.5290-1-dmurphy@ti.com> <20201008162347.5290-3-dmurphy@ti.com> <20201016220240.GM139700@lunn.ch> <31cbfec4-3f1c-d760-3035-2ff9ec43e4b7@ti.com> <20201019215506.GY139700@lunn.ch> <4add1229-ad74-48e9-064d-e12d62ecc574@ti.com> Message-ID: <0e7c70ad-91f0-b3b7-bf28-c258f1a0a0e0@ti.com> Date: Tue, 20 Oct 2020 07:00:15 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <4add1229-ad74-48e9-064d-e12d62ecc574@ti.com> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Andrew On 10/19/20 5:04 PM, Dan Murphy wrote: > Andrew > > On 10/19/20 4:55 PM, Andrew Lunn wrote: >> On Mon, Oct 19, 2020 at 04:33:18PM -0500, Dan Murphy wrote: >>> Andrew >>> >>> On 10/16/20 5:02 PM, Andrew Lunn wrote: >>>> On Thu, Oct 08, 2020 at 11:23:47AM -0500, Dan Murphy wrote: >>>>> The DP83TD510E is an ultra-low power Ethernet physical layer >>>>> transceiver >>>>> that supports 10M single pair cable. >>>> Hi Dan >>>> >>>> I think you are going to have to add >>>> ETHTOOL_LINK_MODE_10baseT1_Full_BIT? We already have 100T1 and 1000T1, >>>> but not 10T1 :-( >>> The data sheet says 10baseT1L.  Which is not there either and seems >>> to be >>> the latest 802.3cg spec and has a greater max distance and used for >>> IoT and >>> Automotive. >> Hi Dan >> >> Do you know anything about interropibility? Can a T1 and a T1L talk to >> each other, if suitably close? I'm wondering if this device should say >> it is both T1 and T1L? Or just T1L? > > I personally don't know about interoperability my tests were T1L to > T1L but I forwarded these questions to my HW PHY team. > HW team says no to interoperability.  So we can just add T1L and advertise that type. The DP83TD510L capability is limited to 10Base-T1L only. Dan