From patchwork Tue Nov 30 10:02:51 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?5ZGC6Iqz6aiw?= X-Patchwork-Id: 12646687 X-Patchwork-Delegate: kuba@kernel.org 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 E13AFC43219 for ; Tue, 30 Nov 2021 10:02:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240592AbhK3KGR (ORCPT ); Tue, 30 Nov 2021 05:06:17 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49410 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240582AbhK3KGL (ORCPT ); Tue, 30 Nov 2021 05:06:11 -0500 Received: from mail-pj1-x1036.google.com (mail-pj1-x1036.google.com [IPv6:2607:f8b0:4864:20::1036]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0A401C061746; Tue, 30 Nov 2021 02:02:52 -0800 (PST) Received: by mail-pj1-x1036.google.com with SMTP id np6-20020a17090b4c4600b001a90b011e06so16661933pjb.5; Tue, 30 Nov 2021 02:02:52 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=5zGMQE96Y+XWE7CkaXakuxxVaWZNiO/peDBXG3QSjFk=; b=Qy2eXlE3Ci9NEO4fpdARukCsbaoJbti7w6uiDBMrni3rBxbC2KyXtle7OBXTazjHab EXkDtcAFBEWENmYAAFZLRkZKVNZ1NTJFntu7vh9/paS0Ux6rxaO8O9HQZpTsJ2oKQsqp kpJR6zY0mLhpt0dEMoz2yUVhYjsVVjmwv280HdNJ6j44ZSaGNu8E/osC2FBczRIyUZuA qxy4PoKt1bLEHovck8XCwCt7h9S/XKsUrlSTtbwwPJPCxtXWOQzNPdtkbCTqSU9AnVfH a/8OQSEkvnXm/6GxkiGcrT5eAGYsD1ZoXo0ps25RJsVMvbYrKGQ8/zFgR2iOgp6QrVUa AWNw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=5zGMQE96Y+XWE7CkaXakuxxVaWZNiO/peDBXG3QSjFk=; b=0VcRbV6xY/A+QVXLBq4PRfk1YztIacBZ5ek5vbPdCU0BrSr05uOdBsfzcjYZ2N3Gnv GkQACIZNaEgW6FQ7C/0ASb3p8lCL8m4ODjE5hze/VP4WXAVLdhlbEj360zPXYEGeGboV qIqA714vLPMeemWYw3kpOn0BK6t7TZJgkMsCZpRD4XFc5FQDYseCQ6WwaPO0snFOguAw 7JLSQpT2YPm+0Ir0E6rZ8FQQ+7snzB2+GRWH0lD3D7Gd2XucSxxWeza1PtNOCy2ihXzg 4kUPN/aQQakpBYXzm2/pLadIo1GkiisJ0nzUpaxWZG5iLyZ6XUiGwpxtFlLFX9FEH5QA GCxQ== X-Gm-Message-State: AOAM532iTHpaKfAePrbqBBumHAjvJNKXJCqV5Wr4JJHtj/YhnimiiVWf /+TKM6fNuHSNXOdXhLugJUE= X-Google-Smtp-Source: ABdhPJzQDBtXojWuLK7L+JWAT+JdO8EnPLP9pI5KJl9EkVWGlEiRij1HD2HyC0DP38SzEFpkSrIqow== X-Received: by 2002:a17:90b:3758:: with SMTP id ne24mr4755050pjb.59.1638266571458; Tue, 30 Nov 2021 02:02:51 -0800 (PST) Received: from scdiu3.sunplus.com ([113.196.136.192]) by smtp.googlemail.com with ESMTPSA id e29sm10497114pge.17.2021.11.30.02.02.49 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 30 Nov 2021 02:02:51 -0800 (PST) From: Wells Lu To: davem@davemloft.net, kuba@kernel.org, robh+dt@kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, p.zabel@pengutronix.de Cc: wells.lu@sunplus.com, vincent.shih@sunplus.com, Wells Lu Subject: [PATCH net-next v3 1/2] devicetree: bindings: net: Add bindings doc for Sunplus SP7021. Date: Tue, 30 Nov 2021 18:02:51 +0800 Message-Id: <1638266572-5831-2-git-send-email-wellslutw@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1638266572-5831-1-git-send-email-wellslutw@gmail.com> References: <1638266572-5831-1-git-send-email-wellslutw@gmail.com> Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org Add bindings documentation for Sunplus SP7021. Signed-off-by: Wells Lu --- Changes in v3 - Addressed all comments from Mr. Andrew Lunn. - Added node 'ethernet-ports' and sub-nodes 'port'. - Moved properties phy-handle and phy-mode to sub-nodes 'port'. - Limit maximum value of reg of ethernet-phy port to 30. - Addressed all commetns from Mr. Rob Herring. - Fixed wrong indentation in dt doc (yaml). .../bindings/net/sunplus,sp7021-emac.yaml | 172 +++++++++++++++++++++ MAINTAINERS | 7 + 2 files changed, 179 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/sunplus,sp7021-emac.yaml diff --git a/Documentation/devicetree/bindings/net/sunplus,sp7021-emac.yaml b/Documentation/devicetree/bindings/net/sunplus,sp7021-emac.yaml new file mode 100644 index 0000000..b9b0635 --- /dev/null +++ b/Documentation/devicetree/bindings/net/sunplus,sp7021-emac.yaml @@ -0,0 +1,172 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) Sunplus Co., Ltd. 2021 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/sunplus,sp7021-emac.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sunplus SP7021 Dual Ethernet MAC Device Tree Bindings + +maintainers: + - Wells Lu + +description: | + Sunplus SP7021 dual 10M/100M Ethernet MAC controller. + Device node of the controller has following properties. + +properties: + compatible: + const: sunplus,sp7021-emac + + reg: + items: + - description: the EMAC registers + - description: the MOON5 registers + + reg-names: + items: + - const: emac + - const: moon5 + + interrupts: + description: | + Contains number and type of interrupt. Number should be 66. + Type should be high-level trigger. + maxItems: 1 + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + + nvmem-cells: + items: + - description: nvmem cell address of MAC address of 1st MAC + - description: nvmem cell address of MAC address of 2nd MAC + + nvmem-cell-names: + description: names corresponding to the nvmem cells of MAC address + items: + - const: mac_addr0 + - const: mac_addr1 + + ethernet-ports: + type: object + description: Ethernet ports to PHY + + properties: + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + + patternProperties: + "^port@[0-1]$": + type: object + description: Port to PHY + + properties: + reg: + minimum: 0 + maximum: 1 + + phy-handle: + maxItems: 1 + + phy-mode: + maxItems: 1 + + required: + - reg + - phy-handle + - phy-mode + + mdio: + type: object + description: external MDIO Bus + + properties: + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + + patternProperties: + "^ethernet-phy@[0-9a-f]+$": + type: object + description: external PHY node + + properties: + reg: + minimum: 0 + maximum: 30 + + required: + - reg + +additionalProperties: false + +required: + - compatible + - reg + - reg-names + - interrupts + - clocks + - resets + - pinctrl-0 + - pinctrl-names + - nvmem-cells + - nvmem-cell-names + - ethernet-ports + - mdio + +examples: + - | + #include + emac: emac@9c108000 { + compatible = "sunplus,sp7021-emac"; + reg = <0x9c108000 0x400>, <0x9c000280 0x80>; + reg-names = "emac", "moon5"; + interrupt-parent = <&intc>; + interrupts = <66 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clkc 0xa7>; + resets = <&rstc 0x97>; + pinctrl-0 = <&emac_demo_board_v3_pins>; + pinctrl-names = "default"; + nvmem-cells = <&mac_addr0>, <&mac_addr1>; + nvmem-cell-names = "mac_addr0", "mac_addr1"; + + ethernet-ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + phy-handle = <ð_phy0>; + phy-mode = "rmii"; + }; + + port@1 { + reg = <1>; + phy-handle = <ð_phy1>; + phy-mode = "rmii"; + }; + }; + + mdio { + #address-cells = <1>; + #size-cells = <0>; + + eth_phy0: ethernet-phy@0 { + reg = <0>; + }; + + eth_phy1: ethernet-phy@1 { + reg = <1>; + }; + }; + }; +... diff --git a/MAINTAINERS b/MAINTAINERS index da2fb28..f9f81ed 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -18242,6 +18242,13 @@ L: netdev@vger.kernel.org S: Maintained F: drivers/net/ethernet/dlink/sundance.c +SUNPLUS ETHERNET DRIVER +M: Wells Lu +L: netdev@vger.kernel.org +S: Maintained +W: https://sunplus-tibbo.atlassian.net/wiki/spaces/doc/overview +F: Documentation/devicetree/bindings/net/sunplus,sp7021-emac.yaml + SUPERH M: Yoshinori Sato M: Rich Felker