From patchwork Thu Mar 19 13:59:51 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tobias Waldekranz X-Patchwork-Id: 1258249 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=waldekranz.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=waldekranz-com.20150623.gappssmtp.com header.i=@waldekranz-com.20150623.gappssmtp.com header.a=rsa-sha256 header.s=20150623 header.b=2MnHN7Fz; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 48jpV16fjgz9sTD for ; Fri, 20 Mar 2020 01:01:13 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727421AbgCSOBM (ORCPT ); Thu, 19 Mar 2020 10:01:12 -0400 Received: from mail-wr1-f68.google.com ([209.85.221.68]:40814 "EHLO mail-wr1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727219AbgCSOBM (ORCPT ); Thu, 19 Mar 2020 10:01:12 -0400 Received: by mail-wr1-f68.google.com with SMTP id f3so3126463wrw.7 for ; Thu, 19 Mar 2020 07:01:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=waldekranz-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:organization; bh=epr8PK2VzXVYapRJnDnkNy1xjUuDqi3UfJCVQq6LU7g=; b=2MnHN7Fz/GWwuwgoGGPog07yYwmBxnFF6fmLd10nxHvtaRjUyAuF6a78nuqXvcaAwJ uWTYtDB0H/GFWh0efT+fd3exw/xSkGIGqZSTkwA9G6dHJ7KGg9xFwwCPaURkd5IO+Oa5 J5uhEkVXhMzicNHls3fmazrbIwiPJMrZdG1afDjYs0RJf5UA30io5qoS59gnnBAOO9Xx YlQINJfm/wDp3ZRPwdhJqA5HKduzjISY65QAMgUgZlAr+CZDnkU8ZDtkeLufUF7mjb01 GD88kTn6/EVBfNCp1Sq6DC6RW59vXRFMqInIz4+blVvVGv+kNqlCyxyyGgPAFkAyDExU dG8w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:organization; bh=epr8PK2VzXVYapRJnDnkNy1xjUuDqi3UfJCVQq6LU7g=; b=cPXumlvg86jWp/R10n7n1m00D6ENCyLySlzhrlcxThl8uufR/d7uruV4OaFFvQgq3I XSfBBpcuuAbUQ43w58jv9c0S6pd8ryPC86xc7axncErsuYndudOFxnqg2cgeePgPKoqF MhPrS624vJpnqHBhn5ASwQXrsWvwHpaTJRy7rgRCWhXB9vxUGffRqlS8vXFZSTRQ95FL 7YE+NrSIPAx3gciFQD4N020qHOi+kmb7mcoXxJUr5u4GG4rw+wWF1Gxpx1ytK0hzPVAd dwFGwvwkxxpzTg+q3na5GexO9x4Ly1rUe2CSbgmr9cBaSISz8KkTNmq4dECUOlTAnPoI XVGg== X-Gm-Message-State: ANhLgQ2XzpMr/HyMCfBLqGUgaCJanVIuKJj8/Lth52+Et4IphYpwYn4I jjh5fBV+OmoYJlVTOPCqlKpNlVNd4p5zBg== X-Google-Smtp-Source: ADFU+vty5nyKYLm7iLu/li/9mjplUtMiHi0kcNOXDvvOMWqkWm2MU6WLXSxRvwLkLvRcVpZHYVS3Fg== X-Received: by 2002:a5d:6245:: with SMTP id m5mr4526129wrv.154.1584626469813; Thu, 19 Mar 2020 07:01:09 -0700 (PDT) Received: from veiron.westermo.com (static-193-12-47-89.cust.tele2.se. [193.12.47.89]) by smtp.gmail.com with ESMTPSA id p10sm3747251wrx.81.2020.03.19.07.01.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 19 Mar 2020 07:01:09 -0700 (PDT) From: Tobias Waldekranz To: netdev@vger.kernel.org Cc: andrew@lunn.ch, f.fainelli@gmail.com, hkallweit1@gmail.com Subject: [PATCH v2 1/2] dt-bindings: net: add marvell smi2usb bindings Date: Thu, 19 Mar 2020 14:59:51 +0100 Message-Id: <20200319135952.16258-1-tobias@waldekranz.com> X-Mailer: git-send-email 2.17.1 Organization: Westermo Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Describe how the smi2usb controller can optionally use device tree bindings to reference attached devices such as switches. Signed-off-by: Tobias Waldekranz --- .../bindings/net/marvell,smi2usb.yaml | 65 +++++++++++++++++++ MAINTAINERS | 6 ++ 2 files changed, 71 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/marvell,smi2usb.yaml diff --git a/Documentation/devicetree/bindings/net/marvell,smi2usb.yaml b/Documentation/devicetree/bindings/net/marvell,smi2usb.yaml new file mode 100644 index 000000000000..498a19bf7326 --- /dev/null +++ b/Documentation/devicetree/bindings/net/marvell,smi2usb.yaml @@ -0,0 +1,65 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/marvell,smi2usb.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Marvell SMI2USB MDIO Controller + +maintainers: + - Tobias Waldekranz + +description: |+ + This controller is mounted on development boards for Marvell's Link Street + family of Ethernet switches. It allows you to configure the switch's registers + using the standard MDIO interface. + + Since the device is connected over USB, there is no strict requirement of + having a device tree representation of the device. But in order to use it with + the mv88e6xxx driver, you need a device tree node in which to place the switch + definition. + +allOf: + - $ref: "mdio.yaml#" + +properties: + compatible: + const: usb1286,1fa4 + reg: + maxItems: 1 + description: The USB port number on the host controller + +required: + - compatible + - reg + - "#address-cells" + - "#size-cells" + +examples: + - | + /* USB host controller */ + &usb1 { + smi2usb: mdio@1 { + compatible = "usb1286,1fa4"; + reg = <1>; + #address-cells = <1>; + #size-cells = <0>; + }; + }; + + /* MV88E6390X devboard */ + &smi2usb { + switch@0 { + compatible = "marvell,mv88e6190"; + status = "ok"; + reg = <0x0>; + + ports { + /* Port definitions */ + }; + + mdio { + /* PHY definitions */ + }; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 5dbee41045bc..83bb7ce3e23e 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -10096,6 +10096,12 @@ S: Maintained F: drivers/mtd/nand/raw/marvell_nand.c F: Documentation/devicetree/bindings/mtd/marvell-nand.txt +MARVELL SMI2USB MDIO CONTROLLER DRIVER +M: Tobias Waldekranz +L: netdev@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/net/marvell,smi2usb.yaml + MARVELL SOC MMC/SD/SDIO CONTROLLER DRIVER M: Nicolas Pitre S: Odd Fixes