From patchwork Sat Oct 31 18:24:21 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jonathan Cameron X-Patchwork-Id: 314648 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 464F1C5517A for ; Sat, 31 Oct 2020 18:26:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0D01A20709 for ; Sat, 31 Oct 2020 18:26:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1604168797; bh=U1dh3AOQV2DXiOJH4cpAjoDC8XqoWAgV4iaJYvGXQtg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=ng0AySx5bOYK9I1cNmQtNfRbN8lDOMP3uGKwoYEUIfnWfweTG+ZNc18Vm/zA8c8Gk ekOm3dcHFZDs8Z7cQcoIEzlxjl2gGJ1jl8LQwDwMTUNRixoImMmA+uult9VEVTvpEJ 7MD9TxKfWC8jW8BKeZsym3JB7lnZAh+1cKPPs35E= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728238AbgJaS0g (ORCPT ); Sat, 31 Oct 2020 14:26:36 -0400 Received: from mail.kernel.org ([198.145.29.99]:51474 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727967AbgJaS0g (ORCPT ); Sat, 31 Oct 2020 14:26:36 -0400 Received: from localhost.localdomain (cpc149474-cmbg20-2-0-cust94.5-4.cable.virginm.net [82.4.196.95]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id BF5D3206E5; Sat, 31 Oct 2020 18:26:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1604168795; bh=U1dh3AOQV2DXiOJH4cpAjoDC8XqoWAgV4iaJYvGXQtg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TryrTrDxC0xSVC3Omn3nqpQKjoikf2Zd2F4cH4+DJRhMlfSl3I1IE115ySymNamTY JcO4sG1eVrL/UjFa25Ca0gtNVu8eRHE6FV29iQzIb8eM1AUsEgsGLhHgmIPIucpow4 RTjZTELc7iq6OQviUAM3mfAQSoiPRi+Jif/8YWhs= From: Jonathan Cameron To: linux-iio@vger.kernel.org, Rob Herring , devicetree@vger.kernel.org Cc: Jonathan Cameron Subject: [PATCH 1/3] dt-bindings:iio:adc: convert adc.txt to yaml Date: Sat, 31 Oct 2020 18:24:21 +0000 Message-Id: <20201031182423.742798-2-jic23@kernel.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201031182423.742798-1-jic23@kernel.org> References: <20201031182423.742798-1-jic23@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Jonathan Cameron Each driver that uses this will need to use a $ref We can't always enable it like most of the generic bindings due to channel@X matching far more widely than IIO. Signed-off-by: Jonathan Cameron --- .../devicetree/bindings/iio/adc/adc.txt | 23 ----------- .../devicetree/bindings/iio/adc/adc.yaml | 38 +++++++++++++++++++ 2 files changed, 38 insertions(+), 23 deletions(-) diff --git a/Documentation/devicetree/bindings/iio/adc/adc.txt b/Documentation/devicetree/bindings/iio/adc/adc.txt deleted file mode 100644 index 5bbaa330a250..000000000000 --- a/Documentation/devicetree/bindings/iio/adc/adc.txt +++ /dev/null @@ -1,23 +0,0 @@ -Common ADCs properties - -Optional properties for child nodes: -- bipolar : Boolean, if set the channel is used in bipolar mode. -- diff-channels : Differential channels muxed for this ADC. The first value - specifies the positive input pin, the second value the negative - input pin. - -Example: - adc@0 { - compatible = "some,adc"; - ... - channel@0 { - bipolar; - diff-channels = <0 1>; - ... - }; - - channel@1 { - diff-channels = <2 3>; - ... - }; - }; diff --git a/Documentation/devicetree/bindings/iio/adc/adc.yaml b/Documentation/devicetree/bindings/iio/adc/adc.yaml new file mode 100644 index 000000000000..328a4318feee --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/adc.yaml @@ -0,0 +1,38 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/adc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Generic IIO bindings for ADC channels + +maintainers: + - Jonathan Cameron + +description: + A few properties are defined in a common way ADC channels. + +properties: + $nodename: + pattern: "^channel(@[0-9a-f]+)?$" + description: + A channel index should match reg. + + reg: + maxItems: 1 + + bipolar: + $ref: /schemas/types.yaml#/definitions/flag + description: If provided, the channel is to be used in bipolar mode. + + diff-channels: + $ref: /schemas/types.yaml#/definitions/uint32-array + maxItems: 2 + minItems: 2 + description: + Many ADCs have dual Muxes to allow different input pins to be routed + to both the positive and negative inputs of a differential ADC. + The first value specifies the positive input pin, the second + specifies the negative input pin. + +additionalProperties: true