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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 98F8AC433F5 for ; Tue, 8 Feb 2022 16:30:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1351979AbiBHQaQ (ORCPT ); Tue, 8 Feb 2022 11:30:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55642 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234343AbiBHQaQ (ORCPT ); Tue, 8 Feb 2022 11:30:16 -0500 Received: from mail-vs1-f48.google.com (mail-vs1-f48.google.com [209.85.217.48]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2A7CDC061578; Tue, 8 Feb 2022 08:30:14 -0800 (PST) Received: by mail-vs1-f48.google.com with SMTP id v6so4015935vsp.11; Tue, 08 Feb 2022 08:30:14 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=HfkDQIcOW766T4TrWBz7uBQ1GzwJ+9jOSYZqbnZjKbo=; b=YLCoH3+zNRJIUhvGyXurh4eMmQK2iElVZTvaHeQFWqRcze4TbfCHVDu1a/DiKEeai8 HKeoYkgchk27ajMVGO3sKGMzSn4nq2+IBEcuRzP/11Rhx254fFIKh7zewV0NvOjxqHPK o//lKG8NqyViSYtG8e6Ajd0H0h+jw7kcPlm/6YeBpCNrc8MMS8tQsRNTupSB4SkILeOH 2uQj1mHTfdnWbm+zV9mnPGUKLCg1+2IAk2gp48rJA0wGIZQ7vk8dPw6E/psZPdBdn0Ts 3VhEIAizBySXHC62WDYt3XkFd4AvB6QqQPXHKbiGH3QR6Y4LDghE2/UvDTUpl16V09Ok uT3A== X-Gm-Message-State: AOAM531T6ZF4+7dM93FJxTcbC+LvbSDoW5NT2QyjwiBfsRK9gTT4Z11W RI2MqiTWB8GaFDPJbaNhYPunb9aViCSfLQ== X-Google-Smtp-Source: ABdhPJwlshI41cGpICCooLiwPeuraEzncc+PYXOpQqloZNRbeayCp96rTilTAh8P9FttI5LoA8wJWw== X-Received: by 2002:a05:6102:2837:: with SMTP id ba23mr1670680vsb.48.1644337813217; Tue, 08 Feb 2022 08:30:13 -0800 (PST) Received: from mail-vs1-f47.google.com (mail-vs1-f47.google.com. [209.85.217.47]) by smtp.gmail.com with ESMTPSA id d202sm2897203vkd.38.2022.02.08.08.30.12 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 08 Feb 2022 08:30:13 -0800 (PST) Received: by mail-vs1-f47.google.com with SMTP id t22so3414577vsa.4; Tue, 08 Feb 2022 08:30:12 -0800 (PST) X-Received: by 2002:a05:6102:34d9:: with SMTP id a25mr449611vst.68.1644337812410; Tue, 08 Feb 2022 08:30:12 -0800 (PST) MIME-Version: 1.0 References: <20210331141755.126178-1-danilokrummrich@dk-develop.de> <20210331141755.126178-3-danilokrummrich@dk-develop.de> <6f1dfc28368d098ace9564e53ed92041@dk-develop.de> <20210331183524.GV1463@shell.armlinux.org.uk> <2f0ea3c3076466e197ca2977753b07f3@dk-develop.de> <20210401084857.GW1463@shell.armlinux.org.uk> In-Reply-To: From: Geert Uytterhoeven Date: Tue, 8 Feb 2022 17:30:01 +0100 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH 2/2] net: mdio: support c45 peripherals on c22 busses To: Danilo Krummrich Cc: Andrew Lunn , Russell King - ARM Linux admin , "David S. Miller" , Heiner Kallweit , netdev , Linux Kernel Mailing List , Jeremy Linton Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hi Danilo, On Sun, Apr 4, 2021 at 8:26 PM Danilo Krummrich wrote: > On Fri, Apr 02, 2021 at 02:28:54PM +0200, Andrew Lunn wrote: > > > > Do you actually have a requirement for this? > > > > > > > Yes, the Marvell 88Q2112 1000Base-T1 PHY. But actually, I just recognize that it > > > should be possible to just register it with the compatible string > > > "ethernet-phy-ieee802.3-c22" instead of "ethernet-phy-ieee802.3-c45", this > > > should result in probing it as c22 PHY and doing indirect accesses through > > > phy_*_mmd(). > > > > Hi Danilo > > > > Do you plan to submit a driver for this? > > Yes, I'll get it ready once I got some spare time. Did this ever happen? I cannot find such a patch. > > Does this device have an ID in register 2 and 3 in C22 space? > > > Currently, I don't have access to the datasheet and I don't remember. > In a couple of days I should have access to the HW again and I will try. I'm asking because I have access to a board with Marvell 88Q2110 PHYs (ID 0x002b0983). Thanks! Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds