From patchwork Sat Aug 1 17:58:50 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jonathan Cameron X-Patchwork-Id: 247303 Delivered-To: patch@linaro.org Received: by 2002:a92:d3d1:0:0:0:0:0 with SMTP id c17csp10698ilh; Sat, 1 Aug 2020 11:01:07 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxx8HFskNSLepzU6AkaFtAVgvxsBJBOwL3PRNU/y0S3iUCeCMXv+b8ihtP+MlQV9KqpY7KK X-Received: by 2002:a17:906:c201:: with SMTP id d1mr9498702ejz.40.1596304867337; Sat, 01 Aug 2020 11:01:07 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1596304867; cv=none; d=google.com; s=arc-20160816; b=OdVbeaiGYG9r3gQ9wYE14nkz3gVkHyHuTkD7w7a2XucCCjWNYDJf+xCVT0mMhJJkKq JnAef8XXIVHEGqUjYpNRRHpi9U5KzstwVkIlDFApA9kX9Gkffe3PfUspw6FoTz91nXvb mM57tMIhtphQDJzvFCKdmKXL70t4HGT9dyeVbpfbt4nd/50DCJx4cMR6zvIqWPArRptY 9vGXxOpw4Aga7N/cWd0otYiQ5jvYjH3otKuScBx9zphSF07eISQA1rlfmrwPII6xoclo /pLo5CihuIdBLg7OnG44hKklPf7TKyX3z0Ttd0tmjfXjio5j7/CD/6tg1v0+cQCKzMs2 0o+A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from:dkim-signature; bh=SmPCZ/cd3GLFUDkudclwjeIJGcFIAnZS3Vb6lblOZsk=; b=SVVXcLptsYfr+RfCEykEYjyRIfwQsU+WnL7PEdttVMIBqwIOIc7I+YT3KtwTMttnZF oqRFKgLebBudkU73CgWl2AoxMChWakrdmni7DLDZPd2pemIB20vKHAWG65tyiSXafNny vxsNIVFiOcEyyksfLHEmkzyHbVPpV2Y+giULQXXFIPfpmX8chGQA8Lz0I6p0TZAxDraL q6IXm8Lvo7q7Ez9oho5JEszbnhTeSHK8OQ0joGRWyYeCV1LXnXulhWkg9fKYNZn5pI8U bnEPJHkpuU5rNpjS4lEcWhfZxPrr3fqlI0l0V3nAiPJedKvZbAdhmdhxFXkQe1x6SXtN ELVw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=usavGl+H; spf=pass (google.com: domain of devicetree-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=devicetree-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id z11si7271952ejo.189.2020.08.01.11.01.06; Sat, 01 Aug 2020 11:01:07 -0700 (PDT) Received-SPF: pass (google.com: domain of devicetree-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=usavGl+H; spf=pass (google.com: domain of devicetree-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=devicetree-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726222AbgHASBF (ORCPT + 6 others); Sat, 1 Aug 2020 14:01:05 -0400 Received: from mail.kernel.org ([198.145.29.99]:54630 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725803AbgHASBF (ORCPT ); Sat, 1 Aug 2020 14:01:05 -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 A16A2206E9; Sat, 1 Aug 2020 18:01:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1596304864; bh=tT/luxSQGi0reuYFUc+RvZ6WJAsuKcxPjk/nasshXdk=; h=From:To:Cc:Subject:Date:From; b=usavGl+H6gUdnUUNT03XbpGRWHsG1IlpfZgnhrzKN5T381M+aXFpoKuaJyeAcVLBB vlpVDvVhu+B86rjbdXijhdu+wo6Kb+LQzKGWzTt7gCHaXDj4BwzSW9P3qG2Nmp/EML 3n6tK7sdUtDYLsFC3lxSmT5DEMXh7/izRf9vYdms= From: Jonathan Cameron To: linux-iio@vger.kernel.org Cc: Rob Herring , devicetree@vger.kernel.org, Jonathan Cameron , Akinobu Mita Subject: [PATCH V2] dt-bindings: iio: adc: maxim,max1118 yaml conversion Date: Sat, 1 Aug 2020 18:58:50 +0100 Message-Id: <20200801175850.1140006-1-jic23@kernel.org> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Jonathan Cameron Simple device with a simple conversion. Special handling needed for the max1118 which is the only supported part that has an external reference voltage. Cc: Akinobu Mita Signed-off-by: Jonathan Cameron --- v2: * Added additionalProperties: false. Other changes are to make this work. * Move the vref-supply definition up * Add an else clause .../devicetree/bindings/iio/adc/max1118.txt | 21 ------- .../bindings/iio/adc/maxim,max1118.yaml | 62 +++++++++++++++++++ 2 files changed, 62 insertions(+), 21 deletions(-) -- 2.27.0 Reviewed-by: Rob Herring diff --git a/Documentation/devicetree/bindings/iio/adc/max1118.txt b/Documentation/devicetree/bindings/iio/adc/max1118.txt deleted file mode 100644 index cf33d0b15a6d..000000000000 --- a/Documentation/devicetree/bindings/iio/adc/max1118.txt +++ /dev/null @@ -1,21 +0,0 @@ -* MAX1117/MAX1118/MAX1119 8-bit, dual-channel ADCs - -Required properties: - - compatible: Should be one of - * "maxim,max1117" - * "maxim,max1118" - * "maxim,max1119" - - reg: spi chip select number for the device - - (max1118 only) vref-supply: The regulator supply for ADC reference voltage - -Recommended properties: - - spi-max-frequency: Definition as per - Documentation/devicetree/bindings/spi/spi-bus.txt - -Example: -adc@0 { - compatible = "maxim,max1118"; - reg = <0>; - vref-supply = <&vdd_supply>; - spi-max-frequency = <1000000>; -}; diff --git a/Documentation/devicetree/bindings/iio/adc/maxim,max1118.yaml b/Documentation/devicetree/bindings/iio/adc/maxim,max1118.yaml new file mode 100644 index 000000000000..e948b3e37b0c --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/maxim,max1118.yaml @@ -0,0 +1,62 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/maxim,max1118.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Maxim MAX1118 and similar ADCs + +maintainers: + - Akinobu Mita + +description: | + Dual channel 8bit ADCs. + +properties: + compatible: + enum: + - maxim,max1117 + - maxim,max1118 + - maxim,max1119 + + reg: + maxItems: 1 + + spi-max-frequency: + maximum: 5000000 + + vref-supply: + description: External reference, needed to establish input scaling + +if: + properties: + compatible: + contains: + const: maxim,max1118 +then: + required: + - vref-supply +else: + properties: + vref-supply: false + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + adc@0 { + compatible = "maxim,max1118"; + reg = <0>; + vref-supply = <&adc_vref>; + spi-max-frequency = <1000000>; + }; + }; +...