From patchwork Fri Apr 3 21:16:05 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joachim Eastwood X-Patchwork-Id: 458073 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 873ED1400B7 for ; Sat, 4 Apr 2015 08:16:49 +1100 (AEDT) Authentication-Results: ozlabs.org; dkim=fail reason="verification failed; unprotected key" header.d=gmail.com header.i=@gmail.com header.b=RTn7wGPy; dkim-adsp=none (unprotected policy); dkim-atps=neutral Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752483AbbDCVQr (ORCPT ); Fri, 3 Apr 2015 17:16:47 -0400 Received: from mail-lb0-f171.google.com ([209.85.217.171]:36153 "EHLO mail-lb0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752507AbbDCVQq (ORCPT ); Fri, 3 Apr 2015 17:16:46 -0400 Received: by lbbug6 with SMTP id ug6so85359431lbb.3; Fri, 03 Apr 2015 14:16:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=0ZkFb0zzk+VSfAaWP9mq6/8Ss4aAxVah8sedcapvzQg=; b=RTn7wGPydT7CBtMmqLcwlHrTFxxk27P6Y5EZ0BWo9Ui8Uk4o3Kg4srxFGdHf5fT1xW 6niKfhCJequte7N9oh9u1jg69MQU64a0W9NjHrtGcduwKN2hXprOKkqCYyJcPsgT0t+5 EHgObRIigHRsSc3u/Q9bqdHdUOeSG3AYcZ2rSaeOtJRR8G3UdSTL46LzV2H9bkNyzN0E wtIkWxO2bS8IC81cuBNK1oUJKGSOwIeuOIrFUxheNZbVu/GqSQtuOsC89cQZ9y1iIoYY JQMEbmAPIdlxRgaPkTohkQ8p3Bzr8saTbOAynmgMZMK8WlJ9KmMILCrPRWu/1HNfzlue VrEQ== X-Received: by 10.112.201.231 with SMTP id kd7mr3722212lbc.35.1428095804528; Fri, 03 Apr 2015 14:16:44 -0700 (PDT) Received: from localhost.localdomain ([90.149.48.183]) by mx.google.com with ESMTPSA id lf12sm1015786lac.38.2015.04.03.14.16.43 (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Fri, 03 Apr 2015 14:16:44 -0700 (PDT) From: Joachim Eastwood To: linus.walleij@linaro.org, gnurou@gmail.com, linux-gpio@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: arnd@arndb.de, devicetree@vger.kernel.org, ariel.dalessandro@gmail.com, ezequiel@vanguardiasur.com.ar, Joachim Eastwood Subject: [PATCH 4/6] doc: dt: add documentation for lpc1850-gpio driver Date: Fri, 3 Apr 2015 23:16:05 +0200 Message-Id: <1428095767-6286-5-git-send-email-manabian@gmail.com> X-Mailer: git-send-email 1.8.0 In-Reply-To: <1428095767-6286-1-git-send-email-manabian@gmail.com> References: <1428095767-6286-1-git-send-email-manabian@gmail.com> Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Signed-off-by: Joachim Eastwood --- .../devicetree/bindings/gpio/nxp,lpc1850-gpio.txt | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/nxp,lpc1850-gpio.txt diff --git a/Documentation/devicetree/bindings/gpio/nxp,lpc1850-gpio.txt b/Documentation/devicetree/bindings/gpio/nxp,lpc1850-gpio.txt new file mode 100644 index 000000000000..9326873c887f --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/nxp,lpc1850-gpio.txt @@ -0,0 +1,23 @@ +NXP LPC18xx/43xx GPIO controller Device Tree Bindings +----------------------------------------------------- + +Required properties: +- compatible : Should be "nxp,lpc1850-gpio" +- reg : Address and length of the register set for the device +- clocks : Clock specifier (see clock bindings for details) +- gpio-controller : Marks the device node as a GPIO controller. +- #gpio-cells : Should be two + - First cell is the GPIO line number + - Second cell is used to specify polarity + +Optional properties: +- gpio-ranges : Mapping between GPIO and logic pin for pinctrl + +Examples: +gpio: gpio@400f4000 { + compatible = "nxp,lpc1850-gpio"; + reg = <0x400f4000 0x4000>; + clocks = <&ccu1 CLK_CPU_GPIO>; + gpio-controller; + #gpio-cells = <2>; +}