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Miller" , Jakub Kicinski , linux-kernel@vger.kernel.org Cc: Andrew Lunn , Heiner Kallweit , Russell King , Sean Anderson , Claudiu Beznea , Michal Simek , Nicolas Ferre , Rob Herring , Robert Hancock , Saravana Kannan , devicetree@vger.kernel.org Subject: [RFC net-next PATCH 00/16] Add support for Xilinx PCS Date: Mon, 4 Oct 2021 15:15:11 -0400 Message-Id: <20211004191527.1610759-1-sean.anderson@seco.com> X-Mailer: git-send-email 2.25.1 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: MN2PR08CA0023.namprd08.prod.outlook.com (2603:10b6:208:239::28) To DB7PR03MB4523.eurprd03.prod.outlook.com (2603:10a6:10:19::27) MIME-Version: 1.0 Received: from plantagenet.inhand.com (50.195.82.171) by MN2PR08CA0023.namprd08.prod.outlook.com (2603:10b6:208:239::28) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4566.17 via Frontend Transport; Mon, 4 Oct 2021 19:15:44 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: c3915f66-ccb6-49c3-cb29-08d9876b5e3c X-MS-TrafficTypeDiagnostic: DB9PR03MB7434: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:8273; 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It is experimental because while I believe I have the Linux side mostly sorted, I have yet to achieve any data transfer. Adding support for this device has required some plumbing work related to PCSs in general, and I would appreciate feedback in that area. In general, I have not tested these changes outside of my particular setup, though I do have the ability to test the macb changes using the internal PCS in the future. Sean Anderson (16): dt-bindings: net: Add pcs property dt-bindings: net: Add binding for Xilinx PCS net: sfp: Fix typo in state machine debug string net: phylink: Move phylink_set_pcs before phylink_create net: phylink: Automatically attach PCS devices net: phylink: Add function for optionally adding a PCS net: phylink: Add helpers for c22 registers without MDIO net: macb: Clean up macb_validate net: macb: Move most of mac_prepare to mac_config net: macb: Move PCS settings to PCS callbacks net: macb: Support restarting PCS autonegotiation net: macb: Support external PCSs net: phy: Export get_phy_c22_id net: mdio: Add helper functions for accessing MDIO devices net: pcs: Add Xilinx PCS driver net: sfp: Add quirk to ignore PHYs .../bindings/net/ethernet-controller.yaml | 5 + .../devicetree/bindings/net/xilinx,pcs.yaml | 83 ++++ MAINTAINERS | 6 + drivers/net/ethernet/cadence/macb_main.c | 375 +++++++++++------- drivers/net/pcs/Kconfig | 19 + drivers/net/pcs/Makefile | 1 + drivers/net/pcs/pcs-xilinx.c | 326 +++++++++++++++ drivers/net/phy/phy_device.c | 3 +- drivers/net/phy/phylink.c | 335 ++++++++++++---- drivers/net/phy/sfp-bus.c | 12 +- drivers/net/phy/sfp.c | 5 +- include/linux/mdio.h | 17 + include/linux/phy.h | 1 + include/linux/phylink.h | 17 +- 14 files changed, 963 insertions(+), 242 deletions(-) create mode 100644 Documentation/devicetree/bindings/net/xilinx,pcs.yaml create mode 100644 drivers/net/pcs/pcs-xilinx.c -- 2.25.1