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=-1.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,URIBL_DBL_ABUSE_MALW,USER_AGENT_GIT 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 94BE1C32771 for ; Mon, 27 Jan 2020 11:16:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 688F9206A2 for ; Mon, 27 Jan 2020 11:16:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=synopsys.com header.i=@synopsys.com header.b="fX7CEUyo" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730328AbgA0LP5 (ORCPT ); Mon, 27 Jan 2020 06:15:57 -0500 Received: from sv2-smtprelay2.synopsys.com ([149.117.73.133]:44530 "EHLO smtprelay-out1.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729463AbgA0LPw (ORCPT ); Mon, 27 Jan 2020 06:15:52 -0500 Received: from mailhost.synopsys.com (mdc-mailhost1.synopsys.com [10.225.0.209]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by smtprelay-out1.synopsys.com (Postfix) with ESMTPS id 2E0D540693; Mon, 27 Jan 2020 11:09:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1580123375; bh=IjWRnmaSPsNrSVZrLeGmi4hFsW9Xwf+qeBSJQHYUGvA=; h=From:To:Cc:Subject:Date:From; b=fX7CEUyoF7CatZ79YNwGoqdE2qM/bUjWcAeah10Eq4KX5LVkmopVInSGhyD73fC9r WYe9MBlnrasoeabTiXz1wZ5isM1aR0mdZ6qS7gkgitdiwi4qdQw1cTO0UCiZian0KI eWJaePzX1r7yxtg9YoAkko5hX1+7COlItx9lU5mNR2id/MOotuaFQZdUGYyZrsQUu5 ySEMPtFJNsX5wlGt4WFeF/kvZjMtBr2k1N1rC3j63j+i2THjBU1qC+7Am4ovQ+7pjm rXsnMDPGm+j76Mbi4HKxps7pfYM2kFleH+k80qvdSrgHHVSnh+8trNJUDuK480AJqw 9ukmxI/h70sow== Received: from de02dwia024.internal.synopsys.com (de02dwia024.internal.synopsys.com [10.225.19.81]) by mailhost.synopsys.com (Postfix) with ESMTP id 2D4B0A005C; Mon, 27 Jan 2020 11:09:23 +0000 (UTC) From: Jose Abreu To: netdev@vger.kernel.org Cc: Joao Pinto , Jose Abreu , Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , "David S. Miller" , Jakub Kicinski , Maxime Coquelin , Russell King , Andrew Lunn , Florian Fainelli , Heiner Kallweit , linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [RFC net-next 0/8] net: Add support for Synopsys DesignWare XPCS Date: Mon, 27 Jan 2020 12:09:05 +0100 Message-Id: X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This adds support for Synopsys DesignWare XPCS in net subsystem and integrates it into stmmac. At 1/8, we start by removing the limitation of stmmac selftests that needed a PHY to pass all the tests. Then at 2/8 and 3/8 we add and use some new helpers in PHYLINK so that we can simplify some code in stmmac and possible other drivers. At 4/8, we fallback to dev_fwnode() so that PCI based setups wich may not have CONFIG_OF can still use FW node. We proceed by doing changes in PHYLINK in order to support XPCS: At 5/8 we add some missing speeds that USXGMII supports and at 6/8 we do the most important change to support XPCS that allows to configure MAC and PCS withouht having any PHY neither SFP attached. Support for XPCS is finally introduced at 7/8, along with the usage of it in stmmac driver at 8/8. --- Cc: Giuseppe Cavallaro Cc: Alexandre Torgue Cc: Jose Abreu Cc: "David S. Miller" Cc: Jakub Kicinski Cc: Maxime Coquelin Cc: Russell King Cc: Andrew Lunn Cc: Florian Fainelli Cc: Heiner Kallweit Cc: netdev@vger.kernel.org Cc: linux-stm32@st-md-mailman.stormreply.com Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- Jose Abreu (8): net: stmmac: selftests: Do not fail if PHY is not attached net: phylink: Add phylink_and and phylink_andnot Helpers net: stmmac: Switch to phylink_and()/phylink_andnot() net: stmmac: Fallback to dev_fwnode() if needed net: phylink: Add missing Backplane speeds net: phylink: Configure MAC/PCS when link is up without PHY net: phy: Add Synopsys DesignWare XPCS MDIO module net: stmmac: Integrate it with DesignWare XPCS MAINTAINERS | 7 + drivers/net/ethernet/stmicro/stmmac/Kconfig | 1 + drivers/net/ethernet/stmicro/stmmac/common.h | 3 + drivers/net/ethernet/stmicro/stmmac/hwif.h | 12 + drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 32 +- drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c | 27 + .../net/ethernet/stmicro/stmmac/stmmac_selftests.c | 2 +- drivers/net/phy/Kconfig | 6 + drivers/net/phy/Makefile | 1 + drivers/net/phy/mdio-xpcs.c | 567 +++++++++++++++++++++ drivers/net/phy/phylink.c | 16 +- include/linux/mdio-xpcs.h | 41 ++ include/linux/phylink.h | 4 + include/linux/stmmac.h | 1 + 14 files changed, 708 insertions(+), 12 deletions(-) create mode 100644 drivers/net/phy/mdio-xpcs.c create mode 100644 include/linux/mdio-xpcs.h -- 2.7.4