From patchwork Mon May 25 10:03:08 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fu Wei Fu X-Patchwork-Id: 48955 Return-Path: X-Original-To: linaro@patches.linaro.org Delivered-To: linaro@patches.linaro.org Received: from mail-lb0-f199.google.com (mail-lb0-f199.google.com [209.85.217.199]) by ip-10-151-82-157.ec2.internal (Postfix) with ESMTPS id B2C7721411 for ; Mon, 25 May 2015 10:07:46 +0000 (UTC) Received: by lbbqj7 with SMTP id qj7sf20277620lbb.1 for ; Mon, 25 May 2015 03:07:45 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:delivered-to:from:to:cc:subject :date:message-id:in-reply-to:references:sender:precedence:list-id :x-original-sender:x-original-authentication-results:mailing-list :list-post:list-help:list-archive:list-unsubscribe; bh=yWzqbRyLWmuB7kle0COQgevnyiN69PJLDkTgbdnqs6Y=; b=IF4ckCCp3D3M95oP7x/0b+tbWAE5dOd7eesZuTsvd/mccXqi9VqAgVsMDc1c9S+zyt 6Q5QHlyBNNBZYdSecXNohdZ61GoeV0LRR2rEFyrESJTD+YSwuObgn31va3xg/XfuJcbr ek5jCMXqfc3uPc+2TY84Cm+5fMBCSu7ZrlxKm2glvyuTcmPqaBM0NKDRvHEDVBMDge/Z YkU5A43LNiK2NWWDPBD/q4lgowbik/znzM4hDhIBxLej6FxKaiEu0FynDBv7Sg41CbqZ M/Ao5/7viv1EDbSBva17f21vtAbrawOI6ukK/Gspzg7VJZTI5gzfwc8qq2igRwfanq4M 053g== X-Gm-Message-State: ALoCoQl0oLZlyTNiF3Hx7ORjmwDnKlVmZ3MsaatWv1XJvMUPS8tanU+sp87+Z+pF47s8nV24Vbr4 X-Received: by 10.112.118.162 with SMTP id kn2mr21844853lbb.22.1432548465309; Mon, 25 May 2015 03:07:45 -0700 (PDT) MIME-Version: 1.0 X-BeenThere: patchwork-forward@linaro.org Received: by 10.152.87.171 with SMTP id az11ls782878lab.107.gmail; Mon, 25 May 2015 03:07:45 -0700 (PDT) X-Received: by 10.152.3.130 with SMTP id c2mr17932944lac.81.1432548465097; Mon, 25 May 2015 03:07:45 -0700 (PDT) Received: from mail-la0-f50.google.com (mail-la0-f50.google.com. [209.85.215.50]) by mx.google.com with ESMTPS id i4si8071920laf.44.2015.05.25.03.07.44 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 25 May 2015 03:07:44 -0700 (PDT) Received-SPF: pass (google.com: domain of patch+caf_=patchwork-forward=linaro.org@linaro.org designates 209.85.215.50 as permitted sender) client-ip=209.85.215.50; Received: by labbd9 with SMTP id bd9so46625268lab.2 for ; Mon, 25 May 2015 03:07:44 -0700 (PDT) X-Received: by 10.152.206.75 with SMTP id lm11mr17252765lac.41.1432548464640; Mon, 25 May 2015 03:07:44 -0700 (PDT) X-Forwarded-To: patchwork-forward@linaro.org X-Forwarded-For: patch@linaro.org patchwork-forward@linaro.org Delivered-To: patch@linaro.org Received: by 10.112.108.230 with SMTP id hn6csp1738567lbb; Mon, 25 May 2015 03:07:42 -0700 (PDT) X-Received: by 10.70.36.176 with SMTP id r16mr39126152pdj.22.1432548462188; Mon, 25 May 2015 03:07:42 -0700 (PDT) Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id c1si15534975pdh.205.2015.05.25.03.07.41 for ; Mon, 25 May 2015 03:07:42 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-watchdog-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752332AbbEYKHf (ORCPT ); Mon, 25 May 2015 06:07:35 -0400 Received: from mail-pa0-f51.google.com ([209.85.220.51]:36604 "EHLO mail-pa0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752270AbbEYKHd (ORCPT ); Mon, 25 May 2015 06:07:33 -0400 Received: by paza2 with SMTP id a2so59246051paz.3 for ; Mon, 25 May 2015 03:07:32 -0700 (PDT) X-Received: by 10.69.12.227 with SMTP id et3mr38471072pbd.11.1432548452484; Mon, 25 May 2015 03:07:32 -0700 (PDT) Received: from localhost.localdomain ([205.147.105.74]) by mx.google.com with ESMTPSA id jw7sm9535005pbb.25.2015.05.25.03.07.24 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 25 May 2015 03:07:31 -0700 (PDT) From: fu.wei@linaro.org To: Suravee.Suthikulpanit@amd.com, linaro-acpi@lists.linaro.org, linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org Cc: tekkamanninja@gmail.com, graeme.gregory@linaro.org, al.stone@linaro.org, hanjun.guo@linaro.org, timur@codeaurora.org, ashwin.chaugule@linaro.org, arnd@arndb.de, linux@roeck-us.net, vgandhi@codeaurora.org, wim@iguana.be, jcm@redhat.com, leo.duran@amd.com, corbet@lwn.net, mark.rutland@arm.com, catalin.marinas@arm.com, will.deacon@arm.com, Fu Wei Subject: [PATCH v3 1/6] Documentation: add sbsa-gwdt.txt documentation Date: Mon, 25 May 2015 18:03:08 +0800 Message-Id: <1432548193-19569-2-git-send-email-fu.wei@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1432548193-19569-1-git-send-email-fu.wei@linaro.org> References: <=fu.wei@linaro.org> <1432548193-19569-1-git-send-email-fu.wei@linaro.org> Sender: linux-watchdog-owner@vger.kernel.org Precedence: list List-ID: X-Mailing-List: linux-watchdog@vger.kernel.org X-Removed-Original-Auth: Dkim didn't pass. X-Original-Sender: fu.wei@linaro.org X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of patch+caf_=patchwork-forward=linaro.org@linaro.org designates 209.85.215.50 as permitted sender) smtp.mail=patch+caf_=patchwork-forward=linaro.org@linaro.org Mailing-list: list patchwork-forward@linaro.org; contact patchwork-forward+owners@linaro.org X-Google-Group-Id: 836684582541 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , From: Fu Wei The sbsa-gwdt.txt documentation in devicetree/bindings/watchdog is for introducing SBSA(Server Base System Architecture) Generic Watchdog device node info into FDT. Acked-by: Arnd Bergmann Signed-off-by: Fu Wei --- .../devicetree/bindings/watchdog/sbsa-gwdt.txt | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 Documentation/devicetree/bindings/watchdog/sbsa-gwdt.txt diff --git a/Documentation/devicetree/bindings/watchdog/sbsa-gwdt.txt b/Documentation/devicetree/bindings/watchdog/sbsa-gwdt.txt new file mode 100644 index 0000000..010e5c4 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/sbsa-gwdt.txt @@ -0,0 +1,36 @@ +* SBSA(Server Base System Architecture) Generic Watchdog + +The SBSA Generic Watchdog Timer is used for resetting the system after +two stages of timeout. +More details: ARM-DEN-0029 - Server Base System Architecture (SBSA) + +Required properties: +- compatible : Should at least contain "arm,sbsa-gwdt". + +- reg : base physical address of the frames and length of memory mapped region. + +- reg-names : Should contain the resource reg names to show the order of + the values in "reg". + Must include the following entries : "refresh", "control". + +- interrupts : Should at least contain WS0 interrupt, + the WS1 Signal is optional. + +- interrupt-names : Should contain the resource interrupt names. + Must include the following entries : "ws0". "ws1" is optional. + +Optional properties +- timeout-sec : Watchdog pre-timeout and timeout values (in seconds). + The first is timeout values, then pre-timeout. + +Example for FVP Foundation Model v8: + +watchdog@2a440000 { + compatible = "arm,sbsa-gwdt"; + reg = <0x0 0x2a440000 0 0x10000>, + <0x0 0x2a450000 0 0x10000>; + reg-names = "control", "refresh"; + interrupts = <0 27 4>; + interrupt-names = "ws0"; + timeout-sec = <10 5>; +};