From patchwork Thu Sep 18 22:27:00 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Josh Cartwright X-Patchwork-Id: 4934481 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 243319F350 for ; Thu, 18 Sep 2014 22:35:25 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id ABBE52015D for ; Thu, 18 Sep 2014 22:35:47 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E52CC20148 for ; Thu, 18 Sep 2014 22:35:46 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1XUkGm-00043J-VJ; Thu, 18 Sep 2014 22:33:44 +0000 Received: from smtp.codeaurora.org ([198.145.11.231]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1XUkGc-0003qV-7Q for linux-arm-kernel@lists.infradead.org; Thu, 18 Sep 2014 22:33:35 +0000 Received: from smtp.codeaurora.org (localhost [127.0.0.1]) by smtp.codeaurora.org (Postfix) with ESMTP id 828401400D1; Thu, 18 Sep 2014 22:33:14 +0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 486) id 6AF7F1400CE; Thu, 18 Sep 2014 22:33:14 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-2.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from joshc.qualcomm.com (rrcs-67-52-129-61.west.biz.rr.com [67.52.129.61]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: joshc@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 03D7C1400C9; Thu, 18 Sep 2014 22:33:14 +0000 (UTC) Received: by joshc.qualcomm.com (Postfix, from userid 1000) id 21801602FF; Thu, 18 Sep 2014 17:27:03 -0500 (CDT) From: Josh Cartwright To: Wim Van Sebroeck , linux-kernel@vger.kernel.org Subject: [PATCH 2/3] watchdog: qcom: document device tree bindings Date: Thu, 18 Sep 2014 17:27:00 -0500 Message-Id: <2fb34baf36df6c5ca086c2bb496474e4bf28f0ba.1411078426.git.joshc@codeaurora.org> X-Mailer: git-send-email 2.0.0 In-Reply-To: References: In-Reply-To: References: X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140918_153334_300651_36F81FE7 X-CRM114-Status: GOOD ( 12.39 ) X-Spam-Score: -0.7 (/) Cc: Mark Rutland , devicetree@vger.kernel.org, Pawel Moll , Ian Campbell , linux-arm-msm@vger.kernel.org, Rob Herring , Kumar Gala , linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP The Qualcomm Krait Processor Sub-system (KPSS) contains one or more instances of the WDT. Provide documentation on how to describe these in the device tree. Signed-off-by: Josh Cartwright --- .../devicetree/bindings/watchdog/qcom-wdt.txt | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 Documentation/devicetree/bindings/watchdog/qcom-wdt.txt diff --git a/Documentation/devicetree/bindings/watchdog/qcom-wdt.txt b/Documentation/devicetree/bindings/watchdog/qcom-wdt.txt new file mode 100644 index 0000000..e65cb8e --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/qcom-wdt.txt @@ -0,0 +1,21 @@ +Qualcomm Krait Processor Sub-system (KPSS) Watchdog +--------------------------------------------------- + +Required properties : +- compatible : shall contain only one of the following: + + "qcom,kpss-wdt-msm8960" + "qcom,kpss-wdt-apq8064" + "qcom,kpss-wdt-ipq8064" + +- reg : shall contain base register location and length +- clock-frequency : shall contain the frequency at which the watchdog ticks +- timeout-sec : shall contain the default watchdog timeout in seconds + +Example: + watchdog@208a038 { + compatible = "qcom,kpss-wdt-ipq8064"; + reg = <0x0208a038 0x40>; + clock-frequency = <32768>; + timeout-sec = <10>; + };