From patchwork Mon Nov 21 12:29:30 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Naresh Solanki X-Patchwork-Id: 627721 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 55C22C43217 for ; Mon, 21 Nov 2022 12:29:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230288AbiKUM3y (ORCPT ); Mon, 21 Nov 2022 07:29:54 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46770 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230408AbiKUM3s (ORCPT ); Mon, 21 Nov 2022 07:29:48 -0500 Received: from mail-wm1-x333.google.com (mail-wm1-x333.google.com [IPv6:2a00:1450:4864:20::333]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0B23FA6A19 for ; Mon, 21 Nov 2022 04:29:46 -0800 (PST) Received: by mail-wm1-x333.google.com with SMTP id o30so8362633wms.2 for ; Mon, 21 Nov 2022 04:29:45 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=9elements.com; s=google; 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=LXBfYsOqYyi9DKVQGkMLwQ+xTrxC76f34l8uPcGALOo=; b=JELAQz9MAi4uoy37dZHiOh6XxDEGeav/bvF7KWRnDdXtW3YYxBvyM9i4stLeQf29oa D7CT7JDQHuOP64oZeTGLhI3wSeUEA1P1CMbCFZw2/ciE9n08k1ihXvrOXlpAY+rPDAuf 4SF+73wlTsCY1GjT2ss5727qzCo0oG6RPZFVk+BAu4xnCL9LrWafZZtMd+oazhnMOuRm gTsxDhUqh7BBrTafnsAEWNASSH+kPWPNhUatZ4TzKbbI4Dy0yOv6a2T4/lKAYBrlogJm W5zcwt3yuI9HLfohrG5vLj011t5rud8Zu/34Op6+Sbnwx1cRjRZIyvCul03eJtpUYwke cWcw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; 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=LXBfYsOqYyi9DKVQGkMLwQ+xTrxC76f34l8uPcGALOo=; b=2sagWziI9fpO+PDspO7bR+GePy4rwOVHEyDa8E9mhw3c9D7OtfdwDM7O2ZIEIHQAou KNkS+THYAU33yECdRUWcF78Jp6F0MrItx4mrDRZni/qIZSyS6lj93wWGnIkrVUy3BO1H +yMdhddkW2lccEesfEQwqWp9Pu7lbY64a4xj58Wew6wVQaXEHTNEmBdRmRBGLVbTcEaz HJYkRVRNWQMFCRd0Nh4MqdtQyOrU279CLDm2CWOlwaISQa2umAS6Qqb14Jh2EKu6BbML HHlFma+A4aMVBLQ0m6TpKOAnl8Nvzk9FYOCrm9LOLUFd9ba8zbGW8U+XizabWQCFgZFy f2iA== X-Gm-Message-State: ANoB5pmz8PhbzSkMSGFrgqVGrMknLfzr0QJciQ1jxXpixpHO+gQkkTlN jMWTzVCD5f+ZIDKZTo4E7D06ZV+8xrwFtM9R X-Google-Smtp-Source: AA0mqf4XH9V8sdbo3Wa5OxqUSsLCHo9lUAp0ePH4OE0pdFtgYDPPw5MOEdUKBT6JpVe1Xk080uZ2pQ== X-Received: by 2002:a05:600c:3b0c:b0:3cf:8df2:63b7 with SMTP id m12-20020a05600c3b0c00b003cf8df263b7mr15705649wms.11.1669033784349; Mon, 21 Nov 2022 04:29:44 -0800 (PST) Received: from stroh80.sec.9e.network (ip-078-094-000-051.um19.pools.vodafone-ip.de. [78.94.0.51]) by smtp.gmail.com with ESMTPSA id dn12-20020a05600c654c00b003cf6c2f9513sm13929015wmb.2.2022.11.21.04.29.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Nov 2022 04:29:43 -0800 (PST) From: Naresh Solanki X-Google-Original-From: Naresh Solanki To: devicetree@vger.kernel.org, Guenter Roeck , Jean Delvare , Rob Herring , Krzysztof Kozlowski , Roland Stigge Cc: linux-kernel@vger.kernel.org, linux-hwmon@vger.kernel.org, Patrick Rudolph , Marcello Sylvester Bauer , Naresh Solanki Subject: [PATCH v7 2/4] dt-bindings: hwmon: Add binding for max6639 Date: Mon, 21 Nov 2022 13:29:30 +0100 Message-Id: <20221121122932.2493174-3-Naresh.Solanki@9elements.com> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20221121122932.2493174-1-Naresh.Solanki@9elements.com> References: <20221121122932.2493174-1-Naresh.Solanki@9elements.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Marcello Sylvester Bauer Add Devicetree binding documentation for Maxim MAX6639 temperature monitor with PWM fan-speed controller. Signed-off-by: Marcello Sylvester Bauer Signed-off-by: Naresh Solanki --- .../bindings/hwmon/maxim,max6639.yaml | 93 +++++++++++++++++++ 1 file changed, 93 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml diff --git a/Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml b/Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml new file mode 100644 index 000000000000..da040b11d2ab --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml @@ -0,0 +1,93 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/hwmon/maxim,max6639.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Maxim max6639 + +maintainers: + - Roland Stigge + +description: | + The MAX6639 is a 2-channel temperature monitor with dual, automatic, PWM + fan-speed controller. It monitors its own temperature and one external + diode-connected transistor or the temperatures of two external diode-connected + transistors, typically available in CPUs, FPGAs, or GPUs. + + Datasheets: + https://datasheets.maximintegrated.com/en/ds/MAX6639-MAX6639F.pdf + +properties: + compatible: + enum: + - maxim,max6639 + + reg: + maxItems: 1 + + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + + '#pwm-cells': + const: 3 + +required: + - compatible + - reg + +patternProperties: + "^fan@[0-1]$": + type: object + description: | + Represents the two fans and their specific configuration. + + $ref: fan-common.yaml# + + properties: + reg: + description: | + The fan number. + items: + minimum: 0 + maximum: 1 + + required: + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + fan1: fan-controller@10 { + compatible = "maxim,max6639"; + reg = <0x10>; + #address-cells = <1>; + #size-cells = <0>; + #pwm-cells = <3>; + + fan@0 { + reg = <0x0>; + pulses-per-revolution = <2>; + max-rpm = <4000>; + target-rpm = <1000>; + pwms = <&fan1 0 25000 0>; + }; + + fan@1 { + reg = <0x1>; + pulses-per-revolution = <2>; + max-rpm = <8000>; + pwms = <&fan1 1 25000 0>; + }; + }; + }; +...