From patchwork Fri Apr 13 16:36:48 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Hern=C3=A1n_Gonzalez?= X-Patchwork-Id: 10340473 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id C129360153 for ; Fri, 13 Apr 2018 16:39:48 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B588E2842A for ; Fri, 13 Apr 2018 16:39:48 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A82DC28646; Fri, 13 Apr 2018 16:39:48 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI, T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 187E92842A for ; Fri, 13 Apr 2018 16:39:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753185AbeDMQi6 (ORCPT ); Fri, 13 Apr 2018 12:38:58 -0400 Received: from mail-qk0-f195.google.com ([209.85.220.195]:34762 "EHLO mail-qk0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751978AbeDMQi4 (ORCPT ); Fri, 13 Apr 2018 12:38:56 -0400 Received: by mail-qk0-f195.google.com with SMTP id g7so9745751qkm.1 for ; Fri, 13 Apr 2018 09:38:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=vanguardiasur-com-ar.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=fqad0JL1kL3pMkYu/Qj9OQPHjEDBrQkDFE7DHln+X4w=; b=CGner4T2Lhg8OHr9beNLFlX1LOr9PVr7cqnHYsCU4yImkQr71SyUESyNY47kznJyVq wxHnSTPB/H/FWERypd2NfeLRkaSjD2XeJKSVQPSKQkT0FPk9rRzXT0Nq7e5qE1Lre2JB rIpHKpiQ1s/hH2Rcu5aNdwASDVk91JmWgE8uo6GmWgPArME1XP8wJJdIL1eDMt/uqj7H WHDhqqDkHdHsZnMFdKgbJoS0qv0eBDBpgKVcGgz9P5pVVnXjIO5+ZjSk0v7oLmIrd1Ua tavgRPi0s8pgFAdK0X09Bw+QJ3GxypPj9QC1VkjYlE80VBvUcq7+vx+0CQp0k2ALEXdQ ixag== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=fqad0JL1kL3pMkYu/Qj9OQPHjEDBrQkDFE7DHln+X4w=; b=RP3uqyfGws7pZnZvMVAXVFrLnd3akr78x3TKkDKt4fJItX3T9p5ZvxVBH3KjpkCX02 NC2JIlZljYs5kcC9X7tBTLECcIFOj58wuGfsu6kZ7SIMC6hBBYrloiSamlqQpJzuf7Sk sp1ZJRNXfP0gTpQHP8f6iH85Sa3E8u6KxTj5adNcucDzfB12nYWP/LZT3d0YZS6q0mnw fhJR7g28EQfz0VB9JNyDmhl8zUK+BmRo7eS5WvOhiRUu2kNYTa1HlZV1M3oU5ogI1Ymc qcC9vTYlK53HnRYqWSdzBcF+8PYWIfdJ1ecX+wlDQmuw9X8s9K+f5IOhWZ2AGjvvYgl7 izPg== X-Gm-Message-State: ALQs6tCPDN4wj+H5UmM/vJGuUOGG/x3VeXiHKvag4gYGXXFikjFaeyqm UrnY6DM3kLuhyyMz+dNfzXfNkQ== X-Google-Smtp-Source: AIpwx49PTu3qpPxKPO7/wZGSoPWAhmCd+zxKWgFmXAUsnT322lG0t1WWYJ5ExMFai0WC9K0Dqdl/iQ== X-Received: by 10.55.110.5 with SMTP id j5mr5262022qkc.192.1523637535396; Fri, 13 Apr 2018 09:38:55 -0700 (PDT) Received: from localhost.localdomain ([190.210.56.45]) by smtp.gmail.com with ESMTPSA id t82sm5024687qke.52.2018.04.13.09.38.52 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 13 Apr 2018 09:38:54 -0700 (PDT) From: =?UTF-8?q?Hern=C3=A1n=20Gonzalez?= To: jic23@kernel.org, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, gregkh@linuxfoundation.org, Michael.Hennerich@analog.com, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org Cc: =?UTF-8?q?Hern=C3=A1n=20Gonzalez?= , Rob Herring , Mark Rutland , devicetree@vger.kernel.org Subject: [PATCH v2 11/14] staging: iio: ad7746: Add devicetree bindings documentation Date: Fri, 13 Apr 2018 13:36:48 -0300 Message-Id: <1523637411-8531-12-git-send-email-hernan@vanguardiasur.com.ar> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1523637411-8531-1-git-send-email-hernan@vanguardiasur.com.ar> References: <1523637411-8531-1-git-send-email-hernan@vanguardiasur.com.ar> MIME-Version: 1.0 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Cc: Rob Herring Cc: Mark Rutland Cc: devicetree@vger.kernel.org Signed-off-by: Hernán Gonzalez --- .../devicetree/bindings/staging/iio/cdc/ad7746.txt | 34 ++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 Documentation/devicetree/bindings/staging/iio/cdc/ad7746.txt diff --git a/Documentation/devicetree/bindings/staging/iio/cdc/ad7746.txt b/Documentation/devicetree/bindings/staging/iio/cdc/ad7746.txt new file mode 100644 index 0000000..7740f05 --- /dev/null +++ b/Documentation/devicetree/bindings/staging/iio/cdc/ad7746.txt @@ -0,0 +1,34 @@ +Analog Devices AD7746/5/7 capacitive sensor driver + +Required properties: + - compatible: Should be one of + * "adi,ad7745" + * "adi,ad7746" + * "adi,ad7747" + - reg: The 7-bits long I2c address of the device + +Optional properties: + - adi,exclvl: This property defines the excitation voltage level for the + capacitance to be measured. Possible values are: + * 0 = +-VDD/8 + * 1 = +-VDD/4 + * 2 = +-VDD * 3/8 + * 3 = +-VDD/2 (Default) + - adi,nexca_en: Invert excitation output A. + - adi,nexcb_en: Invert excitation output B. + +Example: +Here exclvl would be 1 (VDD/4), Excitation pin A would be inverted and +Excitation pin B would NOT be inverted. + +i2c2 { + + < . . . > + + ad7746: ad7746@60 { + compatible = "ad7746"; + reg = <0x60>; + adi,exclvl = <1>; + adi,nexca_en; + }; +};