From patchwork Mon Jun 2 19:39:12 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Iyappan Subramanian X-Patchwork-Id: 355032 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 6BEAD14008F for ; Tue, 3 Jun 2014 05:40:06 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751960AbaFBTkA (ORCPT ); Mon, 2 Jun 2014 15:40:00 -0400 Received: from exprod5og106.obsmtp.com ([64.18.0.182]:55213 "HELO exprod5og106.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1753117AbaFBTjG (ORCPT ); Mon, 2 Jun 2014 15:39:06 -0400 Received: from mail-pa0-f48.google.com ([209.85.220.48]) (using TLSv1) by exprod5ob106.postini.com ([64.18.4.12]) with SMTP ID DSNKU4zS2vzoaxphX5ptfg277RZAnjO1to8b@postini.com; Mon, 02 Jun 2014 12:39:06 PDT Received: by mail-pa0-f48.google.com with SMTP id fb1so1483514pad.7 for ; Mon, 02 Jun 2014 12:39:01 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=cYt+K1v+jk+50+gOC9Yas485qS+mrRBNvvWXKvpRw0c=; b=Zdo9X2rjIg3fJXBrG2puU4HXbJlme4xiLNVK0kuFloDPA49jxAM9tRN/XwETDUlMcj sNYpDG9nrFih6lutkkthDD+RRj+Oynqgi/mS3fce8zPM/V3Y9kdZbeZGubx4exNntLPZ 0ILq25agxcNaIbF5RD+blsKdkzg8X0NFlyjQEskTbPvW50J2HA7pMEc2Awjk4udTqa/Z HJYoTEhNJtmnMBO6nZ7hgzwMnD6eMhQCf8NKbhuQ8FzrsRCN+qtKCPWAz+ejPHsZCoj/ dx15Yk5N6FsguoCtxd1pFVWGgaDGIzgd5C9ALrveb6iEO2M9jwkUAwszyD1mVZLckrjK EUVQ== X-Gm-Message-State: ALoCoQlodXGeOd+RR7j3NX+Jl0yqSUoVVS7M5M0wr4RjwEspJ89Tu+N7u0v5e6z2Bh5zeRm7K4m96SoRZgPw3BKhzopy/fXcK2Xh34g7C9LeL9FdP77DExvtbC0tiNPAGQR9nyT1JIV3 X-Received: by 10.66.158.132 with SMTP id wu4mr43848283pab.66.1401737941536; Mon, 02 Jun 2014 12:39:01 -0700 (PDT) X-Received: by 10.66.158.132 with SMTP id wu4mr43848275pab.66.1401737941474; Mon, 02 Jun 2014 12:39:01 -0700 (PDT) Received: from svdclab-13-11.amcc.com (63-147-59-2.dia.static.qwest.net. [63.147.59.2]) by mx.google.com with ESMTPSA id wn7sm68078689pab.18.2014.06.02.12.38.59 for (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Mon, 02 Jun 2014 12:39:00 -0700 (PDT) From: Iyappan Subramanian To: davem@davemloft.net, netdev@vger.kernel.org, devicetree@vger.kernel.org Cc: gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, jcm@redhat.com, patches@apm.com, Iyappan Subramanian , Ravi Patel , Keyur Chudgar Subject: [PATCH v5 2/4] Documentation: dts: Add bindings for APM X-Gene SoC ethernet driver Date: Mon, 2 Jun 2014 12:39:12 -0700 Message-Id: <1401737954-26152-3-git-send-email-isubramanian@apm.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1401737954-26152-1-git-send-email-isubramanian@apm.com> References: <1401737954-26152-1-git-send-email-isubramanian@apm.com> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This patch adds documentation for APM X-Gene SoC ethernet DTS binding. Signed-off-by: Iyappan Subramanian Signed-off-by: Ravi Patel Signed-off-by: Keyur Chudgar --- .../devicetree/bindings/net/apm-xgene-enet.txt | 72 ++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/apm-xgene-enet.txt diff --git a/Documentation/devicetree/bindings/net/apm-xgene-enet.txt b/Documentation/devicetree/bindings/net/apm-xgene-enet.txt new file mode 100644 index 0000000..3e2a295 --- /dev/null +++ b/Documentation/devicetree/bindings/net/apm-xgene-enet.txt @@ -0,0 +1,72 @@ +APM X-Gene SoC Ethernet nodes + +Ethernet nodes are defined to describe on-chip ethernet interfaces in +APM X-Gene SoC. + +Required properties: +- compatible: Should be "apm,xgene-enet" +- reg: Address and length of the register set for the device. It contains the + information of registers in the same order as described by reg-names +- reg-names: Should contain the register set names + "enet_csr": Ethernet control and status register address space + "ring_csr": Descriptor ring control and status register address space + "ring_cmd": Descriptor ring command register address space +- interrupts: Ethernet main interrupt +- clocks: Reference to the clock entry. +- local-mac-address: MAC address assigned to this device +- phy-connection-type: Interface type between ethernet device and PHY device +- phy-handle: Reference to a PHY node connected to this device + +- mdio: Device tree subnode with the following required + properties: + + - compatible: Must be "apm,xgene-mdio". + - #address-cells: Must be <1>. + - #size-cells: Must be <0>. + + For the phy on the mdio bus, there must be a node with the following + fields: + + - compatible: PHY identifier. Please refer ./phy.txt for the format. + - reg: The ID number for the phy. + +Optional properties: +- status : Should be "ok" or "disabled" for enabled/disabled. + Default is "ok". + + +Example: + menetclk: menetclk { + compatible = "apm,xgene-device-clock"; + clock-output-names = "menetclk"; + status = "ok"; + }; + + menet: ethernet@17020000 { + compatible = "apm,xgene-enet"; + status = "disabled"; + reg = <0x0 0x17020000 0x0 0xd100>, + <0x0 0X17030000 0x0 0X400>, + <0x0 0X10000000 0x0 0X200>; + reg-names = "enet_csr", "ring_csr", "ring_cmd"; + interrupts = <0x0 0x3c 0x4>; + clocks = <&menetclk 0>; + local-mac-address = [00 01 73 00 00 01]; + phy-connection-type = "rgmii"; + phy-handle = <&menetphy>; + mdio { + compatible = "apm,xgene-mdio"; + #address-cells = <1>; + #size-cells = <0>; + menetphy: menetphy@3 { + compatible = "ethernet-phy-id001c.c915"; + reg = <0x3>; + }; + + }; + }; + +/* Board-specific peripheral configurations */ +&menet { + status = "ok"; +};