From patchwork Mon Jun 1 12:20:52 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vladimir Barinov X-Patchwork-Id: 478925 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 8B5BF140E1E for ; Mon, 1 Jun 2015 22:21:08 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752590AbbFAMVA (ORCPT ); Mon, 1 Jun 2015 08:21:00 -0400 Received: from mail-lb0-f172.google.com ([209.85.217.172]:36421 "EHLO mail-lb0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752413AbbFAMU7 (ORCPT ); Mon, 1 Jun 2015 08:20:59 -0400 Received: by lbbqq2 with SMTP id qq2so83014149lbb.3 for ; Mon, 01 Jun 2015 05:20:57 -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=LitzVoFJgRczmHDzwSQSJiM7CQz7JAhN0v92w/2ujC4=; b=grx3/gDoKHkcmz4fgUXU/KXsBX4UpkGSDRdt3mGiPdqmN2XxxtCypxemf+055rWBgv dODojXnNSBVFqoTkK00NdXDsPfan9XZa41jf6rvjBlxmx58wKq17TevwA3kmgWtvnk2F C7oEnyZPOrkDLbf6/KoCz0G5mp7n9BZtZwN7qXfrWixlwwGIwowvtd3ytZYAnKwzG5Mh 35IQU3fx+5/aXDlHR6TukOq0TE2iwbjroJFOW5CW7tku7/7Ydrg3EJXJ6YFDq6tQErr4 ebRz6M8aMQvoVuGFU0QwRhxiWjNbRKel6L9ZrL+cpiBEtbv+RGG4fdfz644+2Zq4EDaZ tT3g== X-Gm-Message-State: ALoCoQnz7QsgGBHfK6T/yw8Mfbj2VGC+ky53o+gVOVZNyBzwLLY5CB2VEnT0lpMkpKZ7kMgmgyvG X-Received: by 10.112.202.36 with SMTP id kf4mr21153904lbc.0.1433161257899; Mon, 01 Jun 2015 05:20:57 -0700 (PDT) Received: from localhost.localdomain ([46.32.73.80]) by mx.google.com with ESMTPSA id vs8sm4197386lbb.39.2015.06.01.05.20.52 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 01 Jun 2015 05:20:53 -0700 (PDT) From: Vladimir Barinov To: Jonathan Cameron Cc: Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH 3/3] dt: Document Holt descrete ADC bindings Date: Mon, 1 Jun 2015 15:20:52 +0300 Message-Id: <1433161252-22122-1-git-send-email-vladimir.barinov@cogentembedded.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1433161073-21967-1-git-send-email-vladimir.barinov@cogentembedded.com> References: <1433161073-21967-1-git-send-email-vladimir.barinov@cogentembedded.com> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org These bindings can be used to register Holt HI-8435/8436/8437 descrete ADC Signed-off-by: Vladimir Barinov --- .../devicetree/bindings/iio/adc/hi-843x.txt | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/hi-843x.txt diff --git a/Documentation/devicetree/bindings/iio/adc/hi-843x.txt b/Documentation/devicetree/bindings/iio/adc/hi-843x.txt new file mode 100644 index 0000000..872e801 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/hi-843x.txt @@ -0,0 +1,27 @@ +Holt Integrated Circuits HI-8435/8436/8437 discrete ADC bindings + +Required properties: + - compatible: Should be "holt,hi-8435" or "holt,hi-8436" or "holt,hi-8437" + - reg: spi chip select number for the device + +Recommended properties: + - spi-max-frequency: Definition as per + Documentation/devicetree/bindings/spi/spi-bus.txt + +Optional properties: + - holt,mr-gpio: GPIO used for controlling the MR (chip reset) pin + - holt,debounce-soft: enable software debounce at startup + - holt,debounce-soft-delay: software debounce interval in milliseconds + +Example: +adc@0 { + compatible = "holt,hi-8435"; + reg = <0>; + + holt,mr-gpio = <&gpio6 1 0>; + + holt,debounce-soft; + holt,debounce-soft-delay = <100>; + + spi-max-frequency = <1000000>; +};