From nobody Fri Oct 3 11:15:07 2025 Received: from mail-pf1-f169.google.com (mail-pf1-f169.google.com [209.85.210.169]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E9A382459C5; Tue, 2 Sep 2025 13:16:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.169 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756818966; cv=none; b=WWKhd61ZHQdbFGpr0yfU0vMueSUMIPJ2veY7bBR4zv9Gjg4X0t/vbUZZRpXGp3UHkt63UdV5uqt+2g9aTqYBFxijC6pVypGTuRnVVeWb37sH6XQ3LIwt9mIDHBXf9evgBrib8OtYwn3Ylllqn+F07FnxaTkSrC+aWVsODowcgYY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756818966; c=relaxed/simple; bh=DBvPRxc2Xdaxj0STd4exIV8m+LZrWMLAupmTxberStU=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=hGCaoCoyAQ3IK7SRUe/6kr2OGlabmk2s/AECRPZVkl87BWvdNndhRa+6+qzbKt4xMg7uQHXjF8xUoIuEHThYwitdtnEjc5fTWxQN0mP3pXtT0dA/T+zvZhGd/DjbpahLsHJiC6SAt7LL4K9v1sIxoZY+tJ9+mTagakuibG0S/Do= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=FdBMgLtI; arc=none smtp.client-ip=209.85.210.169 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="FdBMgLtI" Received: by mail-pf1-f169.google.com with SMTP id d2e1a72fcca58-7722c8d2694so3270282b3a.3; Tue, 02 Sep 2025 06:16:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1756818964; x=1757423764; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=4NjRh+7eenrUTcgc8k/UXnVYX2oM7XtqJi06sxrEvrg=; b=FdBMgLtIqSd3JuZtKEW6emYwhSGoUHiYQ/cuNNh6Boq7I68dRcW8+mTc1JMR4zEo3v oPj8y/JlS+xiejW7IXmBGuYAIBZKnpipowy/eR7Dv51J2WhgQFd3vbC8SLmV9ChhsYlg s9rVP+CIyJp4rbPd7FOG93a7LcrSSWVzmWxlZ4rgVEhH6E324Fk2XoPRscpheyAYPece j4bMEJ8gS/dkxscAPDB7qGN7kili0J8uwJFWCUf13c+buuD5FdMekDXK0ZuDtoiZNwJ1 Rdvnvmg1hnwTN6aVfVGPc3dvQE13hJppCUMC/iwwrb1LKF2BcO4bzu5PGhMHQw7sqbn7 E6SA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1756818964; x=1757423764; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=4NjRh+7eenrUTcgc8k/UXnVYX2oM7XtqJi06sxrEvrg=; b=Gz5bzVrRVR6TVGZgiFeQwHaR+rRqjJpztocsVnRi6q4LkaG0gg8D1PbBoLMh8NcRt+ CREcXzPEf9vYJemoukuKSoICV2kcrgwoQRd8GRYutDyRxKBtO/EEr6skNST7pvQ5k3Qu ASzCBtPh+47J2c3OFMLE0UJnjlNOQQz/YUXS0GqpUMB7h4IDZ7/2uqPhBjshPx6jIsP+ 9+1uXjHhCUa6WrEiDghdU7bCEekwce+WN9HJKlo+gGLRZDwS2FwDxZ+ACCR7qjHo1k2d bNScS37lMy2HtjWQsEdCYfowc+lqqdsfw+Ogz2V4EFkYX1fVK6CiEg6qwGb3/MagTqcs t5yA== X-Forwarded-Encrypted: i=1; AJvYcCUO1ch3qmZTGPiFyYyQ+JMEltLEoJIY+VdrNv1EPCaVKEk0zRjVF9vhp7GnzGBXhycPx1UU0BpEtB6PmXKU@vger.kernel.org, AJvYcCX0DRygw7hOFJm9LOQNkAg7YQ03s2RuNa/d/KAEzDjPYjM+8vvl+87R5oxbUKGaHH/EhSmqBK8TPlDT@vger.kernel.org X-Gm-Message-State: AOJu0YyNskHGTGRPDp8rTpkrLc8GHwfGEcXNEqUGnm68G3nJpyQvUMBS 1u8PMZ+u5ldszLowybkwnQv/ZsUjWT1UU0pvU2JS1zS3VCkk2XyV9WNbe60D1jX92jFyyA== X-Gm-Gg: ASbGncvi5Gp1CnpeRkqzkNhqH+4SVUVUxbCHvuH7AjaNo3hTSwk2LFUnpoTg5pzMxCA EwmuORB2W+l8i3nrmGu/N/1yTczdWV/WL9VuEoj3Xa6KJ92ATWmEgnTBVk1U5HsuOxbesK1Ln24 5Sf40Qb3fhdQ1peKsn1+pvOa5S//xSZQM505czbY043GwkjjW1mkHJBNXUmRf5nFRaG6nUpqIq1 L5dVlDSZODBSq/zHVwiQPSXqimxH5L9z+NQhYPKHtmEh5gi7tn9h5aDg07gemQiXRGtWJNdjXPY CAC7ra59WUmLbL2VLRbcgdcgzYCUxQ3IZND8gCRGe0yRwM59d0UVKS2Sx7Nc1nyatNgmPFn9TYY mtSGvO8Szm0+uUg++QTKCjdKCxSTYyfDovQX4KjCETi0Cz/KOsozBqiA= X-Google-Smtp-Source: AGHT+IEqd3Jxg+9ymxmYTVcFgyNiljiZrKX6eeI7Aka8qMn9PZlPMi0JQ5hZqhLCVC2RZOIdj3QSDg== X-Received: by 2002:a05:6a00:811:b0:772:49c2:b5e3 with SMTP id d2e1a72fcca58-77249c2b91cmr10376206b3a.5.1756818963583; Tue, 02 Sep 2025 06:16:03 -0700 (PDT) Received: from localhost.localdomain ([2804:7f5:b08b:bc66:1b1c:d88:2aac:2997]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-77267a225e6sm3712122b3a.94.2025.09.02.06.15.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 02 Sep 2025 06:16:03 -0700 (PDT) From: Marilene Andrade Garcia To: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Cc: Marilene Andrade Garcia , Kim Seer Paller , Jonathan Cameron , David Lechner , =?UTF-8?q?Nuno=20S=C3=A1?= , Andy Shevchenko , Lars-Peter Clausen , Michael Hennerich , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Marcelo Schmitt , Marcelo Schmitt , Ceclan Dumitru , Jonathan Santos , Dragos Bogdan Subject: [PATCH v10 1/2] dt-bindings: iio: adc: add max14001 Date: Tue, 2 Sep 2025 10:15:50 -0300 Message-Id: <34b7cc7226e789acdc884d35927269aa5a0d5e14.1756816682.git.marilene.agarcia@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add device-tree documentation for MAX14001/MAX14002 ADCs. The MAX14001/MAX14002 are isolated, single-channel analog-to-digital converters with programmable voltage comparators and inrush current control optimized for configurable binary input applications. Co-developed-by: Marilene Andrade Garcia Signed-off-by: Marilene Andrade Garcia Signed-off-by: Kim Seer Paller --- .../bindings/iio/adc/adi,max14001.yaml | 79 +++++++++++++++++++ MAINTAINERS | 8 ++ 2 files changed, 87 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/adi,max14001.= yaml diff --git a/Documentation/devicetree/bindings/iio/adc/adi,max14001.yaml b/= Documentation/devicetree/bindings/iio/adc/adi,max14001.yaml new file mode 100644 index 000000000000..ff9a41f04300 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/adi,max14001.yaml @@ -0,0 +1,79 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright 2023-2025 Analog Devices Inc. +# Copyright 2023 Kim Seer Paller +# Copyright 2025 Marilene Andrade Garcia +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/adi,max14001.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices MAX14001-MAX14002 ADC + +maintainers: + - Kim Seer Paller + - Marilene Andrade Garcia + +description: | + Single channel 10 bit ADC with SPI interface. + Datasheet can be found here + https://www.analog.com/media/en/technical-documentation/data-sheets/= MAX14001-MAX14002.pdf + +$ref: /schemas/spi/spi-peripheral-props.yaml# + +properties: + compatible: + enum: + - adi,max14001 + - adi,max14002 + + reg: + maxItems: 1 + + spi-max-frequency: + maximum: 5000000 + + vdd-supply: + description: + Isolated DC-DC power supply input voltage. + + vddl-supply: + description: + Logic power supply. + + vrefin-supply: + description: + ADC voltage reference supply. + + interrupts: + items: + - description: | + Interrupt for signaling when conversion results exceed the confi= gured + upper threshold for ADC readings or fall below the lower thresho= ld for + them. Interrupt source must be attached to COUT pin. + - description: | + Alert output that asserts low during a number of different error + conditions. The interrupt source must be attached to FAULT pin. + +required: + - compatible + - reg + - vdd-supply + - vddl-supply + +unevaluatedProperties: false + +examples: + - | + spi { + #address-cells =3D <1>; + #size-cells =3D <0>; + + max14001: adc@0 { + compatible =3D "adi,max14001"; + reg =3D <0>; + spi-max-frequency =3D <5000000>; + vdd-supply =3D <&vdd>; + vddl-supply =3D <&vddl>; + }; + }; +... diff --git a/MAINTAINERS b/MAINTAINERS index af1c8d2bfb3d..f145f0204407 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -14969,6 +14969,14 @@ S: Maintained F: Documentation/devicetree/bindings/sound/max9860.txt F: sound/soc/codecs/max9860.* =20 +MAX14001/MAX14002 IIO ADC DRIVER +M: Kim Seer Paller +M: Marilene Andrade Garcia +L: linux-iio@vger.kernel.org +S: Maintained +W: https://ez.analog.com/linux-software-drivers +F: Documentation/devicetree/bindings/iio/adc/adi,max14001.yaml + MAXBOTIX ULTRASONIC RANGER IIO DRIVER M: Andreas Klinger L: linux-iio@vger.kernel.org --=20 2.34.1