From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pidgin.makrotopia.org (pidgin.makrotopia.org [185.142.180.65]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 475D5214A64; Tue, 2 Dec 2025 23:37:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.142.180.65 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764718649; cv=none; b=IHzwRBBkfsh3vFFxvhI4Pr2aXQUPG+nkQ2J5kyJTvKVaiKmxfWoKFF8Ypki7Sf7fC7Ho5PB4h2X2KeQ27s7wBlUQyTrvdAsuIdLZI2HpBoF574ZH1NEwzohS0GO/x5xE9ONB1sw6igdMMx1kS+vAeyz1y2C0bJKgA0m5gOmVTp8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764718649; c=relaxed/simple; bh=9QLKyJ4HNjm1QPSL0xvqt1cBkxP7sZZ6V07vfVP+sws=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition; b=HVhRRUs0y9GhlqtDDu/oq3TNvOr7mELfnFdZklYkQ80o9h5czKbTQ3juCaXyJs2K04uh1YFWSb3pYg7V/I+4PlGR0WdPxc+ZW5yrls+uhbq6lg85zCp7J+t7BtFM4T1xDGySyk6453UCKRJPaz+AaNIIe1htXjjchT6VwFvB76I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=makrotopia.org; spf=pass smtp.mailfrom=makrotopia.org; arc=none smtp.client-ip=185.142.180.65 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=makrotopia.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=makrotopia.org Received: from local by pidgin.makrotopia.org with esmtpsa (TLS1.3:TLS_AES_256_GCM_SHA384:256) (Exim 4.98.2) (envelope-from ) id 1vQZvp-000000006zZ-3JZN; Tue, 02 Dec 2025 23:37:17 +0000 Date: Tue, 2 Dec 2025 23:37:13 +0000 From: Daniel Golle To: Daniel Golle , Andrew Lunn , Vladimir Oltean , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Simon Horman , Russell King , netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Frank Wunderlich , Avinash Jayaraman , Bing tao Xu , Liang Xu , Juraj Povazanec , "Fanni (Fang-Yi) Chan" , "Benny (Ying-Tsan) Weng" , "Livia M. Rosu" , John Crispin Subject: [PATCH RFC net-next 0/3] net: dsa: initial support for MaxLinear MxL862xx switches Message-ID: Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hi, This series adds very basic DSA support for the MaxLinear MxL86252 (5 PHY ports) and MxL86282 (8 PHY ports) switches. The intent is to validate and get feedback on the overall approach and driver structure, especially the firmware-mediated host interface. MxL862xx integrates a firmware running on an embedded processor (Zephyr RTOS). Host interaction uses a simple API transported over MDIO/MMD. This series includes only what's needed to pass traffic between user ports and the CPU port: relayed MDIO to internal PHYs, basic port enable/disable, and CPU-port special tagging. Thanks for taking a look. Daniel Golle (3): dt-bindings: net: dsa: add bindings for MaxLinear MxL862xx net: dsa: add tag formats for MxL862xx switches net: dsa: add basic initial driver for MxL862xx switches .../bindings/net/dsa/maxlinear,mxl862xx.yaml | 160 ++++++++ MAINTAINERS | 8 + drivers/net/dsa/Kconfig | 2 + drivers/net/dsa/Makefile | 1 + drivers/net/dsa/mxl862xx/Kconfig | 12 + drivers/net/dsa/mxl862xx/Makefile | 3 + drivers/net/dsa/mxl862xx/mxl862xx-api.h | 104 +++++ drivers/net/dsa/mxl862xx/mxl862xx-cmd.h | 28 ++ drivers/net/dsa/mxl862xx/mxl862xx-host.c | 204 ++++++++++ drivers/net/dsa/mxl862xx/mxl862xx-host.h | 3 + drivers/net/dsa/mxl862xx/mxl862xx.c | 360 ++++++++++++++++++ drivers/net/dsa/mxl862xx/mxl862xx.h | 27 ++ include/net/dsa.h | 2 + net/dsa/Kconfig | 7 + net/dsa/Makefile | 1 + net/dsa/tag_mxl862xx.c | 109 ++++++ 16 files changed, 1031 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/dsa/maxlinear,mxl862xx.yaml create mode 100644 drivers/net/dsa/mxl862xx/Kconfig create mode 100644 drivers/net/dsa/mxl862xx/Makefile create mode 100644 drivers/net/dsa/mxl862xx/mxl862xx-api.h create mode 100644 drivers/net/dsa/mxl862xx/mxl862xx-cmd.h create mode 100644 drivers/net/dsa/mxl862xx/mxl862xx-host.c create mode 100644 drivers/net/dsa/mxl862xx/mxl862xx-host.h create mode 100644 drivers/net/dsa/mxl862xx/mxl862xx.c create mode 100644 drivers/net/dsa/mxl862xx/mxl862xx.h create mode 100644 net/dsa/tag_mxl862xx.c -- 2.52.0