From patchwork Mon Oct 10 20:30:44 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Naresh Solanki X-Patchwork-Id: 13003240 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 960AFC433FE for ; Mon, 10 Oct 2022 20:33:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230032AbiJJUdP (ORCPT ); Mon, 10 Oct 2022 16:33:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45896 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230170AbiJJUct (ORCPT ); Mon, 10 Oct 2022 16:32:49 -0400 Received: from mail-ej1-x632.google.com (mail-ej1-x632.google.com [IPv6:2a00:1450:4864:20::632]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EAC677E80B for ; Mon, 10 Oct 2022 13:31:23 -0700 (PDT) Received: by mail-ej1-x632.google.com with SMTP id ot12so27288397ejb.1 for ; Mon, 10 Oct 2022 13:31:23 -0700 (PDT) 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=2+BbBMg9bnq3BnSRdXRrSGALWvNpVdpy4Oqu9ZYTa7I=; b=UuaHM/XrDgeZhid/He2mkMqaHHs6TQku9LAwIUCrEpIJiwZ1ZCyhiOBIZfb+c+qQp9 yzU+DBg10dcrEiNUM1LV+Y8quV6p+htp1wQSyBO4VBUjTkOLVVUJa50M5tivk+iw3yR8 akHznF0ddDKMAAFv+f92ZIEJ0d+oxm5hY01bqB0gFnecIMM3lClvub+EYuObYvfBqznn Vmm+BzjaaW/4+DyftrupLX2Nexb8BlHPQATryce5Y+cURqYYxNkJgjZgPfn5N0ubg2EL JIvP0JL/B7Ulq7fqCffJvikjH5e/dl+VAuNG9foeegDkhpIaTdSpj1/ynvkosbZv95+s FScQ== 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=2+BbBMg9bnq3BnSRdXRrSGALWvNpVdpy4Oqu9ZYTa7I=; b=GO0/+Re9rzc++aw7szJ/nIO2iPC4At5RfjzKb1UhGM/crCSYMBgCRiOUnDfifJxynm HldM/SdMZkqdeYX1ZPcX3czeAMEtiWKTP/CMt2Gmzd7NFCNhiQ/l+DgvnJbGVQMllj4D VbVLUgfTOQWmiEwyx1ZrZ0lwBrQsb4JxAPiuizdsxWjwFIoGuMhQncMoJud01e5CQBn0 6I8Bu4pDSS4LO78Q/+ApsbUKncs+1qZ6JXWWONtorU8H7PtQRWL3W0yB37mBQkmv6wBq +ZqX2UCvxpFkSJeG7p8sEGUPufYs/xPp7lUqXlB1/rxq7bH74CzlahNuLsSXkklzGgCG wMkg== X-Gm-Message-State: ACrzQf007yH2uuBuvGqBDfLUtZWxQDlXsk2dbOcpVlZ6mRmu293jaPeq 0cchNLh5+LVuFlAnbDuyntCtgw== X-Google-Smtp-Source: AMsMyM7Nxe4Irn+b842+31H5rOc53pLt8QjGwVXtUg24lnAx5C5B9uiRbIEKiYSDXLUsV8GddDd5Yw== X-Received: by 2002:a17:907:8a24:b0:78d:cd60:1022 with SMTP id sc36-20020a1709078a2400b0078dcd601022mr2651222ejc.384.1665433881074; Mon, 10 Oct 2022 13:31:21 -0700 (PDT) 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 c18-20020aa7d612000000b0045720965c7asm7670385edr.11.2022.10.10.13.31.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 10 Oct 2022 13:31:20 -0700 (PDT) From: Naresh Solanki X-Google-Original-From: Naresh Solanki To: devicetree@vger.kernel.org, Guenter Roeck , Jean Delvare , Rob Herring , Krzysztof Kozlowski Cc: linux-kernel@vger.kernel.org, linux-hwmon@vger.kernel.org, Patrick Rudolph , Naresh Solanki Subject: [PATCH 1/3] dt-bindings: hwmon: fan: Add fan binding to schema Date: Mon, 10 Oct 2022 22:30:44 +0200 Message-Id: <20221010203046.3673663-2-Naresh.Solanki@9elements.com> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20221010203046.3673663-1-Naresh.Solanki@9elements.com> References: <20221010203046.3673663-1-Naresh.Solanki@9elements.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-hwmon@vger.kernel.org Add common fan properties bindings to a schema. Bindings for fan controllers can reference the common schema for the fan child nodes: patternProperties: "^fan@[0-2]": type: object allOf: - $ref: fan-common.yaml# Signed-off-by: Naresh Solanki --- .../devicetree/bindings/hwmon/fan-common.yaml | 77 +++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwmon/fan-common.yaml diff --git a/Documentation/devicetree/bindings/hwmon/fan-common.yaml b/Documentation/devicetree/bindings/hwmon/fan-common.yaml new file mode 100644 index 000000000000..6bb990f00e94 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/fan-common.yaml @@ -0,0 +1,77 @@ +# SPDX-License-Identifier: GPL-2.0-only +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/fan-common.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Common fan properties + +properties: + max-rpm: + description: + Max RPM supported by fan + $ref: /schemas/types.yaml#/definitions/uint32 + + pulse-per-revolution: + description: + The number of pulse from fan sensor per revolution. + $ref: /schemas/types.yaml#/definitions/uint32 + + target-rpm: + description: + Target RPM the fan should be configured during driver probe. + $ref: /schemas/types.yaml#/definitions/uint32 + + pwm-frequency: + description: + PWM frequency for fan. + $ref: /schemas/types.yaml#/definitions/uint32 + + pwm-polarity-inverse: + description: + PWM polarity for fan. + type: boolean + + label: + description: + Optional fan label + $ref: /schemas/types.yaml#/definitions/string + +additionalProperties: true + +examples: + - | + + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + fan-controller@30 { + compatible = "maxim,max6639"; + reg = <0x30>; + #address-cells = <1>; + #size-cells = <0>; + + fan@0 { + reg = <0>; + label = "CPU0_Fan"; + max-rpm = <32000>; + pulse-per-revolution = <2>; + target-rpm = <2000>; + pwm-frequency = <25000>; + }; + + fan@1 { + reg = <1>; + label = "PCIe0_Fan"; + max-rpm = <32000>; + pulse-per-revolution = <2>; + target-rpm = <2000>; + pwm-frequency = <25000>; + }; + + }; + }; + +...