From patchwork Fri May 5 17:25:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Matyas, Daniel" X-Patchwork-Id: 13232713 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D0B30C77B7F for ; Fri, 5 May 2023 14:26:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232308AbjEEO0Z (ORCPT ); Fri, 5 May 2023 10:26:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55268 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232897AbjEEO0W (ORCPT ); Fri, 5 May 2023 10:26:22 -0400 Received: from mx0a-00128a01.pphosted.com (mx0a-00128a01.pphosted.com [148.163.135.77]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7D07E16097; Fri, 5 May 2023 07:26:21 -0700 (PDT) Received: from pps.filterd (m0167089.ppops.net [127.0.0.1]) by mx0a-00128a01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 345EFaWP023938; Fri, 5 May 2023 10:25:58 -0400 Received: from nwd2mta3.analog.com ([137.71.173.56]) by mx0a-00128a01.pphosted.com (PPS) with ESMTPS id 3qcwc6jcvm-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 05 May 2023 10:25:58 -0400 Received: from ASHBMBX8.ad.analog.com (ASHBMBX8.ad.analog.com [10.64.17.5]) by nwd2mta3.analog.com (8.14.7/8.14.7) with ESMTP id 345EPuT2038197 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 5 May 2023 10:25:56 -0400 Received: from ASHBCASHYB4.ad.analog.com (10.64.17.132) 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 15.2.986.14; Fri, 5 May 2023 10:25:56 -0400 Received: from ASHBMBX9.ad.analog.com (10.64.17.10) by ASHBCASHYB4.ad.analog.com (10.64.17.132) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.14; Fri, 5 May 2023 10:25:55 -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 15.2.986.14 via Frontend Transport; Fri, 5 May 2023 10:25:55 -0400 Received: from daniel-Precision-5530.ad.analog.com ([10.48.65.214]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 345EPg7i008557; Fri, 5 May 2023 10:25:45 -0400 From: Daniel Matyas CC: Daniel Matyas , Rob Herring , Jean Delvare , Guenter Roeck , "Rob Herring" , Krzysztof Kozlowski , Jonathan Corbet , , , , Subject: [PATCH v6 1/2] dt-bindings: hwmon: add MAX31827 Date: Fri, 5 May 2023 20:25:34 +0300 Message-ID: <20230505172538.32733-1-daniel.matyas@analog.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-ADIRuleOP-NewSCL: Rule Triggered X-Proofpoint-GUID: _49SgFAvKKAcNfpwtGLGA-3YoD9EPFrC X-Proofpoint-ORIG-GUID: _49SgFAvKKAcNfpwtGLGA-3YoD9EPFrC X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-05-05_21,2023-05-05_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=999 mlxscore=0 phishscore=0 lowpriorityscore=0 spamscore=0 suspectscore=0 bulkscore=0 impostorscore=0 malwarescore=0 priorityscore=1501 adultscore=0 clxscore=1011 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303200000 definitions=main-2305050120 To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: linux-hwmon@vger.kernel.org MAX31827 is a low-power temperature switch with I2C interface. The device is a ±1°C accuracy from -40°C to +125°C (12 bits) local temperature switch and sensor with I2C/SM- Bus interface. The combination of small 6-bump wafer-lev- el package (WLP) and high accuracy makes this temper- ature sensor/switch ideal for a wide range of applications. Signed-off-by: Daniel Matyas Reviewed-by: Rob Herring --- .../bindings/hwmon/adi,max31827.yaml | 54 +++++++++++++++++++ MAINTAINERS | 7 +++ 2 files changed, 61 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwmon/adi,max31827.yaml diff --git a/Documentation/devicetree/bindings/hwmon/adi,max31827.yaml b/Documentation/devicetree/bindings/hwmon/adi,max31827.yaml new file mode 100644 index 000000000000..2dc8b07b4d3b --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/adi,max31827.yaml @@ -0,0 +1,54 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/adi,max31827.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices MAX31827, MAX31828, MAX31829 Low-Power Temperature Switch + +maintainers: + - Daniel Matyas + +description: | + Analog Devices MAX31827, MAX31828, MAX31829 Low-Power Temperature Switch with + I2C Interface + https://www.analog.com/media/en/technical-documentation/data-sheets/MAX31827-MAX31829.pdf + +properties: + compatible: + oneOf: + - const: adi,max31827 + - items: + - enum: + - adi,max31828 + - adi,max31829 + - const: adi,max31827 + + reg: + maxItems: 1 + + vref-supply: + description: + Must have values in the interval (1.6V; 3.6V) in order for the device to + function correctly. + +required: + - compatible + - reg + - vref-supply + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + temperature-sensor@42 { + compatible = "adi,max31827"; + reg = <0x42>; + vref-supply = <®_vdd>; + }; + }; +... diff --git a/MAINTAINERS b/MAINTAINERS index c0cde28c62c6..91de1e95f11d 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -12618,6 +12618,13 @@ F: Documentation/userspace-api/media/drivers/max2175.rst F: drivers/media/i2c/max2175* F: include/uapi/linux/max2175.h +MAX31827 TEMPERATURE SWITCH DRIVER +M: Daniel Matyas +L: linux-hwmon@vger.kernel.org +S: Supported +W: http://ez.analog.com/community/linux-device-drivers +F: Documentation/devicetree/bindings/hwmon/adi,max31827.yaml + MAX6650 HARDWARE MONITOR AND FAN CONTROLLER DRIVER L: linux-hwmon@vger.kernel.org S: Orphan