From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0a-00128a01.pphosted.com (mx0a-00128a01.pphosted.com [148.163.135.77]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 979592D5412; Tue, 14 Apr 2026 04:29:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.163.135.77 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776140985; cv=none; b=L6RVIC4ctK3lTCYwmaoBQgejqfOgPI4R4iTMMw0A2bxRZ2G2k/F9EEyWtMHHIMnuKyyQDMTdOQ6qczQIINqt2y7zsLLK8q1sSBS1aZBdHdvFOR7KrNQws25TRK+1QExJNfDmtgNidrPRQf7B20bPExtaGD0GeMKcMwol2HaIvck= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776140985; c=relaxed/simple; bh=eLr4t5JcrzPSVDaSGq5t6M2d8Z3QFiPsYNMhI4rAEwc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-ID:References: In-Reply-To:To:CC; b=XTbUBElZmjEzDr+OaGndxvoTf3KmI6nrWVosri8ID3tXk1EfoGfsxFuvVZ3/05Ld2MOvvXlIUEK0gVE8DQecMEyERe20YXa2CAoM7pRLJzpK9Y5u9YDTcnr0hd+5zkLUYoKN18SEhITTZgOdXHtDRisBiAFlkSfE+AD3iSdJM1s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=analog.com; spf=pass smtp.mailfrom=analog.com; dkim=pass (2048-bit key) header.d=analog.com header.i=@analog.com header.b=Fx7tZl5s; arc=none smtp.client-ip=148.163.135.77 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=analog.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=analog.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=analog.com header.i=@analog.com header.b="Fx7tZl5s" Received: from pps.filterd (m0516787.ppops.net [127.0.0.1]) by mx0a-00128a01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 63E1j9QU3139121; Tue, 14 Apr 2026 00:29:15 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=analog.com; h=cc :content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=DKIM; bh=N6C8D YemoXbcSzZvg4nkjx76Xd09nhPBTaReWfXCUaU=; b=Fx7tZl5sZss583eYqY1Xo RDbn4YeMsbdBwIKmdSmdSNmu/j4ZXx5yU2GtAYyZ08+iShyevLtCVeQDrTOvTH/S d9iNOH5sCAOyx15tByOOK7o+njHS+VyhXtkEG1m5sGUGWha5n0CwUREfnRegvuvz iHoJNNyEfY3HQcE6sDK3vh2wBX/x3D+5sO/+zdiQLbGAqxrBJ7wF5r5OSKqorHic 7flBpYN8gvtJateLn+W1xpS0Uv6KdIS+G/YXkDFIN+mHIqFEGBcNFglGglVVPOe7 nE7QYBaKVBifsrjDEh/8gfI4MQQJgQ70d1ubTTP/VcpKK05V/XZmq1LDatV6HDPf A== Received: from nwd2mta4.analog.com ([137.71.173.58]) by mx0a-00128a01.pphosted.com (PPS) with ESMTPS id 4dh8591ffc-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 14 Apr 2026 00:29:15 -0400 (EDT) Received: from ASHBMBX8.ad.analog.com (ASHBMBX8.ad.analog.com [10.64.17.5]) by nwd2mta4.analog.com (8.14.7/8.14.7) with ESMTP id 63E4TEun022952 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 14 Apr 2026 00:29:14 -0400 Received: from ASHBCASHYB5.ad.analog.com (10.64.17.133) by ASHBMBX8.ad.analog.com (10.64.17.5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1748.37; Tue, 14 Apr 2026 00:29:14 -0400 Received: from ASHBMBX9.ad.analog.com (10.64.17.10) by ASHBCASHYB5.ad.analog.com (10.64.17.133) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1748.37; Tue, 14 Apr 2026 00:29:14 -0400 Received: from zeus.spd.analog.com (10.66.68.11) by ashbmbx9.ad.analog.com (10.64.17.10) with Microsoft SMTP Server id 15.2.1748.37 via Frontend Transport; Tue, 14 Apr 2026 00:29:14 -0400 Received: from ATORRENO-L02.ad.analog.com ([10.66.6.190]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 63E4St4V011556; Tue, 14 Apr 2026 00:29:06 -0400 From: Alexis Czezar Torreno Date: Tue, 14 Apr 2026 12:28:49 +0800 Subject: [PATCH 1/2] dt-bindings: hwmon: pmbus: add max20830 Precedence: bulk X-Mailing-List: linux-hwmon@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-ID: <20260414-dev_max20830-v1-1-210d3f82c571@analog.com> References: <20260414-dev_max20830-v1-0-210d3f82c571@analog.com> In-Reply-To: <20260414-dev_max20830-v1-0-210d3f82c571@analog.com> To: Guenter Roeck , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jonathan Corbet , Shuah Khan CC: , , , , "Alexis Czezar Torreno" X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1776140935; l=2968; i=alexisczezar.torreno@analog.com; s=20250213; h=from:subject:message-id; bh=eLr4t5JcrzPSVDaSGq5t6M2d8Z3QFiPsYNMhI4rAEwc=; b=rIuDdMp58SAgRlOWc+XW9soqS1Sws+mGLdhPvKVE7xe/1BesFzBToknNu0EjYjDBUV0sugSlm mDU9BMNIX4kAwwxe2XHzKgP8Yfw4hQXKtzbpGc5NTTFvNfrU4bV9rga X-Developer-Key: i=alexisczezar.torreno@analog.com; a=ed25519; pk=XpXmJnRjnsKdDil6YpOlj9+44S+XYXVFnxvkbmaZ+10= X-ADIRuleOP-NewSCL: Rule Triggered X-Proofpoint-ORIG-GUID: HxstEN4xb8opGKInd2tzOXkknQKlFiiO X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDE0MDAzOSBTYWx0ZWRfX/ZBOntVWz4n0 crWAcWOvhbjo5x2mJRs1NZtzBQehbCh5ENarduFktdF9a5NpZlFLTsYVmBD/zqmqmNXCXYGb2p6 TNBAtfKTQKc/wrMeA1e6/2+WyGRS0+28b+aeJGwSh6VCzEnHnyoQ9yu/Hi4eKa4yYsHgGxNgSiM wn0zKoKUgQ+KSUy3gDpcA5p93/Sb8oO26BMOHbqDdqRYHpaa1jYWEKHeO/g9O3aYUhoWIOErP5c xtE/rhHsOYhpTiSr658F+iEHL4YHoBPqDYToG6sbaJAybBhCH2xFkgZszJes2TjJVwCqw2AV06+ DfgE9zcQyjme00WvICGp2MzXS5O00ZnMFTkqOAJZ4nO0zixv6xDFWNWfnBGG3nkF3chdkpxC1K1 +DKvoqSs0aQOU1BZMOykX1e6EuDsfou3A/ynAmw4zRlZ8GgHOKwaN43t8T1BKbHGu9IEqMGtp9+ 5VckNOfRGgMdfPElI+w== X-Authority-Analysis: v=2.4 cv=Ivkutr/g c=1 sm=1 tr=0 ts=69ddc29b cx=c_pps a=3WNzaoukacrqR9RwcOSAdA==:117 a=3WNzaoukacrqR9RwcOSAdA==:17 a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=VkNPw1HP01LnGYTKEx00:22 a=0sLvza09kfJOxVLZPwjg:22 a=OmVn7CZJonkx5R5zMQLL:22 a=gEfo2CItAAAA:8 a=gAnH3GRIAAAA:8 a=VwQbUJbxAAAA:8 a=pGLkceISAAAA:8 a=rWBwxEM6VC-iK73SjNoA:9 a=QEXdDO2ut3YA:10 a=sptkURWiP4Gy88Gu7hUp:22 X-Proofpoint-GUID: HxstEN4xb8opGKInd2tzOXkknQKlFiiO X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-04-14_01,2026-04-13_04,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 malwarescore=0 impostorscore=0 suspectscore=0 lowpriorityscore=0 clxscore=1011 bulkscore=0 spamscore=0 adultscore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604070000 definitions=main-2604140039 Add device tree documentation for MAX20830 step-down DC-DC switching regulator with PMBus interface. Signed-off-by: Alexis Czezar Torreno --- .../bindings/hwmon/pmbus/adi,max20830.yaml | 58 ++++++++++++++++++++++ MAINTAINERS | 7 +++ 2 files changed, 65 insertions(+) diff --git a/Documentation/devicetree/bindings/hwmon/pmbus/adi,max20830.yaml b/Documentation/devicetree/bindings/hwmon/pmbus/adi,max20830.yaml new file mode 100644 index 0000000000000000000000000000000000000000..b20f3be176615895e70e74bfb2a534d82d124a15 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/pmbus/adi,max20830.yaml @@ -0,0 +1,58 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/pmbus/adi,max20830.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices MAX20830 Step-Down Switching Regulator with PMBus + +maintainers: + - Alexis Czezar Torreno + +description: | + The MAX20830 is a fully integrated step-down DC-DC switching regulator with + PMBus interface. It provides 2.7V to 16V input, 0.4V to 5.8V adjustable + output, and up to 30A output current. It allows monitoring of input/output + voltage, output current and temperature through the PMBus serial interface. + Datasheet: + https://www.analog.com/en/products/max20830.html + +properties: + compatible: + const: adi,max20830 + + reg: + maxItems: 1 + + vddh-supply: + description: + Phandle to the regulator that provides the VDDH power supply. + + avdd-supply: + description: + Phandle to the regulator that provides the AVDD power supply. + + ldoin-supply: + description: + Optional 2.5V to 5.5V LDO input supply. + +required: + - compatible + - reg + - vddh-supply + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + hwmon@30 { + compatible = "adi,max20830"; + reg = <0x30>; + vddh-supply = <&vddh>; + }; + }; +... diff --git a/MAINTAINERS b/MAINTAINERS index 0a3991c10ade20dd79cc7d1bf2a1d307ba6bd19d..031c743e979521a92ed9ac67915c178ce31727bd 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -15579,6 +15579,13 @@ F: Documentation/devicetree/bindings/hwmon/pmbus/adi,max17616.yaml F: Documentation/hwmon/max17616.rst F: drivers/hwmon/pmbus/max17616.c +MAX20830 HARDWARE MONITOR DRIVER +M: Alexis Czezar Torreno +L: linux-hwmon@vger.kernel.org +S: Supported +W: https://ez.analog.com/linux-software-drivers +F: Documentation/devicetree/bindings/hwmon/pmbus/adi,max20830.yaml + MAX2175 SDR TUNER DRIVER M: Ramesh Shanmugasundaram L: linux-media@vger.kernel.org -- 2.34.1