From patchwork Fri Nov 1 16:23:59 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marcelo Schmitt X-Patchwork-Id: 1188129 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="ewa4wdqP"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 474SF21qQbz9sP4 for ; Sat, 2 Nov 2019 03:24:06 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726912AbfKAQYF (ORCPT ); Fri, 1 Nov 2019 12:24:05 -0400 Received: from mail-qt1-f194.google.com ([209.85.160.194]:42870 "EHLO mail-qt1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726701AbfKAQYE (ORCPT ); Fri, 1 Nov 2019 12:24:04 -0400 Received: by mail-qt1-f194.google.com with SMTP id z17so13563015qts.9; Fri, 01 Nov 2019 09:24:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=d+X7BAjwpoxCzuO7LUDb5mczFy+30nvHy05MmfNzCz4=; b=ewa4wdqP71lzjCXdvCoOcqAu5J/9ahceSSSyd1Nlp94EWrRTg/7VsNE9mPZ9sh6qTI ixYUIQX5KXocB1/nbWGu02ADzqbRTk330bwkDPdU+jvJuaqWf7gLGv99qy1L7SxnZrnu wVlZiyaUmyNXON6doOJs4BuEGOTNoLqGGZ4hbWmGdlqgcnMX4lM/JWb+lU1w6slPwk6o ocGZ2IqJHgAF223E+APNvYeWPTk2dkYvDzxfqbEFsJpG9RzIRuT+8GE7veX91E+1/58q hta8qBzHEoKf299VCu6ZfGDMgIW69SnHoLO1I6rN8TkmhXKFQ1lQlxGvqh5KrEN40CN4 2WQA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=d+X7BAjwpoxCzuO7LUDb5mczFy+30nvHy05MmfNzCz4=; b=T7/llN1spPYljU5PE9TPW6NXjsWp25rQjM0Hkq+m3i76e4b5vObIXjwCBVR8hqp1au G9mAq1JgqgqCNcYY6Cj0vXN2iAFemM0iuN5XhI17rh3d9VudeTWqgCLxoM0RmunbkH1F i6nSwGKaVmSB8wReqLxJRmHXhcH54kwObR6C6cleDNrrSZaPGeiYuA5lHCL/GjNOBkJf PZxUeaTbuRypG+uqM6UvM+jQCKk8GaiwvQB19TN8dolqtuHEFYQaJNsaurYe0/tWEIb/ Lpemuj3Qvjn7vcBlJey5eX9Q0d5fHnSUGSi8WpCbKly95cF9Io98o9GRLvS9UtJ2aCBQ mp/Q== X-Gm-Message-State: APjAAAVAk0cmVU4eoRYHa43WXKWdCQxWyVKCL82sOGUALNDUKpl0cshD s+erFoHUucdtVXJGmGpiEj8= X-Google-Smtp-Source: APXvYqzpjKnKKXlPIFw+nGn3re6fAmcPQAh40jIsC1I43pyorcE3/jNZZbKnW96PBTVIq3Ph9cmwGA== X-Received: by 2002:ac8:183:: with SMTP id x3mr68817qtf.279.1572625443125; Fri, 01 Nov 2019 09:24:03 -0700 (PDT) Received: from smtp.gmail.com ([143.107.45.1]) by smtp.gmail.com with ESMTPSA id k199sm3998365qke.0.2019.11.01.09.24.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 Nov 2019 09:24:02 -0700 (PDT) Date: Fri, 1 Nov 2019 13:23:59 -0300 From: Marcelo Schmitt To: jic23@kernel.org, robh@kernel.org Cc: dragos.bogdan@analog.com, alexandru.ardelean@analog.com, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, devicetree@vger.kernel.org, kernel-usp@googlegroups.com Subject: [PATCH v3 1/2] dt-bindings: iio: adc: Add dt-schema for AD7292 Message-ID: <9a748c5150561dcf3e1f59b2900ae281b662c5b9.1572614297.git.marcelo.schmitt1@gmail.com> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20180716 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add a devicetree schema for AD7292 monitor and control system. Signed-off-by: Marcelo Schmitt --- Changelog V2 -> V3: - changed spi-cpha property - added spi-cpha to the list of required properties - renamed example device node - added ';' to the final curly braces correctly closing dt-schema .../bindings/iio/adc/adi,ad7292.yaml | 103 ++++++++++++++++++ MAINTAINERS | 7 ++ 2 files changed, 110 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/adi,ad7292.yaml diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad7292.yaml b/Documentation/devicetree/bindings/iio/adc/adi,ad7292.yaml new file mode 100644 index 000000000000..1014eb50a263 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/adi,ad7292.yaml @@ -0,0 +1,103 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/adi,ad7292.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices AD7292 10-Bit Monitor and Control System + +maintainers: + - Marcelo Schmitt + +description: | + Analog Devices AD7292 10-Bit Monitor and Control System with ADC, DACs, + Temperature Sensor, and GPIOs + + Specifications about the part can be found at: + https://www.analog.com/media/en/technical-documentation/data-sheets/ad7292.pdf + +properties: + compatible: + enum: + - adi,ad7292 + + reg: + maxItems: 1 + + vref-supply: + description: | + The regulator supply for ADC and DAC reference voltage. + + spi-cpha: true + + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + +required: + - compatible + - reg + - spi-cpha + +patternProperties: + "^channel@[0-7]$": + type: object + description: | + Represents the external channels which are connected to the ADC. + See Documentation/devicetree/bindings/iio/adc/adc.txt. + + properties: + reg: + description: | + The channel number. It can have up to 8 channels numbered from 0 to 7. + maxItems: 1 + + diff-channels: + description: see Documentation/devicetree/bindings/iio/adc/adc.txt + maxItems: 1 + + required: + - reg + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + ad7292: adc@0 { + compatible = "adi,ad7292"; + reg = <0>; + spi-max-frequency = <25000000>; + vref-supply = <&adc_vref>; + spi-cpha; + + #address-cells = <1>; + #size-cells = <0>; + + channel@0 { + reg = <0>; + diff-channels = <0 1>; + }; + channel@2 { + reg = <2>; + }; + channel@3 { + reg = <3>; + }; + channel@4 { + reg = <4>; + }; + channel@5 { + reg = <5>; + }; + channel@6 { + reg = <6>; + }; + channel@7 { + reg = <7>; + }; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 32bf5f8116d0..5d00e871c4c6 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -813,6 +813,13 @@ S: Supported F: drivers/iio/adc/ad7124.c F: Documentation/devicetree/bindings/iio/adc/adi,ad7124.txt +ANALOG DEVICES INC AD7292 DRIVER +M: Marcelo Schmitt +L: linux-iio@vger.kernel.org +W: http://ez.analog.com/community/linux-device-drivers +S: Supported +F: Documentation/devicetree/bindings/iio/adc/adi,ad7292.yaml + ANALOG DEVICES INC AD7606 DRIVER M: Stefan Popa L: linux-iio@vger.kernel.org