From patchwork Wed Feb 21 10:40:23 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Billy Tsai X-Patchwork-Id: 1902060 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=147.75.80.249; helo=am.mirrors.kernel.org; envelope-from=devicetree+bounces-44290-incoming-dt=patchwork.ozlabs.org@vger.kernel.org; receiver=patchwork.ozlabs.org) Received: from am.mirrors.kernel.org (am.mirrors.kernel.org [147.75.80.249]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4TftBf0BK9z23d2 for ; Wed, 21 Feb 2024 21:42:18 +1100 (AEDT) Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by am.mirrors.kernel.org (Postfix) with ESMTPS id BA6B01F22C2F for ; Wed, 21 Feb 2024 10:42:15 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 0A6EE3EA93; Wed, 21 Feb 2024 10:41:47 +0000 (UTC) X-Original-To: devicetree@vger.kernel.org Received: from TWMBX02.aspeed.com (mail.aspeedtech.com [211.20.114.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D7B723C493; Wed, 21 Feb 2024 10:41:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=211.20.114.72 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708512106; cv=none; b=HZYYup0lvmD5rtCsLxb8DvQ7QhOtHmSAg8PjwmfhywLFNyVyI6cPnBJNQu6cuSDav/M8BVXN7nSDTeNiV/vqo3+4LoyKDpWTdNcOzQyXO0YO51BJj1U0em9JWuuv/ifaDgc68RHw5DBuJkXTTgrhjZjRuUIk03M9sFCd2VciRLU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708512106; c=relaxed/simple; bh=viQZv/B9XrZoukqJQ4ztqopYr/poAC3x+wc+de/dLM4=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Hmyf3C8PhgzQdOozS1TYvorQo73EE6LiTdSCsV4EAiBwy1Qev27Td0tFbUb4aiI5gXkUHqxW7IOIEEHQWxNhMXMuEqYf+26JmoEFnYx5Pw0qT1+ldSpcnquaPiciA5tb8i7vvFr5kPNo2qnAKXGHUcnQbVlEu6G9yB1djef4s/s= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=aspeedtech.com; spf=pass smtp.mailfrom=aspeedtech.com; arc=none smtp.client-ip=211.20.114.72 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=aspeedtech.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=aspeedtech.com Received: from TWMBX03.aspeed.com (192.168.0.62) by TWMBX02.aspeed.com (192.168.0.24) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 21 Feb 2024 18:40:28 +0800 Received: from TWMBX02.aspeed.com (192.168.0.24) by TWMBX03.aspeed.com (192.168.0.62) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 21 Feb 2024 18:41:17 +0800 Received: from twmbx02.aspeed.com (192.168.10.10) by TWMBX02.aspeed.com (192.168.0.24) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 21 Feb 2024 18:40:27 +0800 From: Billy Tsai To: , , , , , , , , , , , , , , , , , , , , CC: Rob Herring Subject: [PATCH v14 1/3] dt-bindings: hwmon: fan: Add fan binding to schema Date: Wed, 21 Feb 2024 18:40:23 +0800 Message-ID: <20240221104025.1306227-2-billy_tsai@aspeedtech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240221104025.1306227-1-billy_tsai@aspeedtech.com> References: <20240221104025.1306227-1-billy_tsai@aspeedtech.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Naresh Solanki 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 $ref: fan-common.yaml# unevaluatedProperties: false Reviewed-by: Rob Herring Signed-off-by: Naresh Solanki Signed-off-by: Billy Tsai --- .../devicetree/bindings/hwmon/fan-common.yaml | 79 +++++++++++++++++++ 1 file changed, 79 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwmon/fan-common.yaml diff --git a/Documentation/devicetree/bindings/hwmon/fan-common.yaml b/Documentation/devicetree/bindings/hwmon/fan-common.yaml new file mode 100644 index 000000000000..0fb738081699 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/fan-common.yaml @@ -0,0 +1,79 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/fan-common.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Common Fan Properties + +maintainers: + - Naresh Solanki + - Billy Tsai + +properties: + max-rpm: + description: + Max RPM supported by fan. + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 100000 + + min-rpm: + description: + Min RPM supported by fan. + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 1000 + + pulses-per-revolution: + description: + The number of pulse from fan sensor per revolution. + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 4 + + tach-div: + description: + Divisor for the tach sampling clock, which determines the sensitivity of the tach pin. + $ref: /schemas/types.yaml#/definitions/uint32 + + target-rpm: + description: + The default desired fan speed in RPM. + $ref: /schemas/types.yaml#/definitions/uint32 + + fan-driving-mode: + description: + Select the driving mode of the fan.(DC, PWM and so on) + $ref: /schemas/types.yaml#/definitions/string + enum: [ dc, pwm ] + + pwms: + description: + PWM provider. + maxItems: 1 + + "#cooling-cells": + const: 2 + + cooling-levels: + description: + The control value which correspond to thermal cooling states. + $ref: /schemas/types.yaml#/definitions/uint32-array + + tach-ch: + description: + The tach channel used for the fan. + $ref: /schemas/types.yaml#/definitions/uint8-array + + label: + description: + Optional fan label + + fan-supply: + description: + Power supply for fan. + + reg: + maxItems: 1 + +additionalProperties: true + +... From patchwork Wed Feb 21 10:40:24 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Billy Tsai X-Patchwork-Id: 1902057 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=147.75.48.161; helo=sy.mirrors.kernel.org; envelope-from=devicetree+bounces-44289-incoming-dt=patchwork.ozlabs.org@vger.kernel.org; receiver=patchwork.ozlabs.org) Received: from sy.mirrors.kernel.org (sy.mirrors.kernel.org [147.75.48.161]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1) server-digest SHA384) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4TftBF5NHxz23d2 for ; Wed, 21 Feb 2024 21:41:57 +1100 (AEDT) Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sy.mirrors.kernel.org (Postfix) with ESMTPS id 87AC4B226D5 for ; Wed, 21 Feb 2024 10:41:57 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id D52C33C48F; Wed, 21 Feb 2024 10:41:44 +0000 (UTC) X-Original-To: devicetree@vger.kernel.org Received: from TWMBX02.aspeed.com (mail.aspeedtech.com [211.20.114.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F3C1C36AFB; Wed, 21 Feb 2024 10:41:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=211.20.114.72 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708512104; cv=none; b=s+zih9wSbATaYGgibVwU0UOIsqVgFYU9ksWtYFSCCDkFlVzTDyDDTcmouUGSxNWXCVS/EjNLjlgjsHjIb6CvGWFHVxkBF2RLme/yhvGgq8pmyISjXoKlxpeCC61E+RDB3axXUq5XlQNkccbN/JfbW4OA1FNntP0IqtGmmaPz80c= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708512104; c=relaxed/simple; bh=NDjXOgNC3YixLxBGnEkM7TGFEv+IWO6ds+3IpZOJlSA=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=lnm+TqjhHka5rSXI+XsdXYiXN1QKBUka1DPtfxWXM4g06RoPVSB3ejMoJRIAk6Eh3THJz992uRqa1ocepN8XVIUkTLDglSTVJ6/IO9cbAyLllubdzZEiatIBBqzd5Kue/xVqyvEU9uiUxK/QuUhnrUfT5my3FMUpyV75dLM6C/w= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=aspeedtech.com; spf=pass smtp.mailfrom=aspeedtech.com; arc=none smtp.client-ip=211.20.114.72 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=aspeedtech.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=aspeedtech.com Received: from TWMBX02.aspeed.com (192.168.0.25) by TWMBX02.aspeed.com (192.168.0.25) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 21 Feb 2024 18:40:28 +0800 Received: from twmbx02.aspeed.com (192.168.10.10) by TWMBX02.aspeed.com (192.168.0.24) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 21 Feb 2024 18:40:28 +0800 From: Billy Tsai To: , , , , , , , , , , , , , , , , , , , , Subject: [PATCH v14 2/3] dt-bindings: hwmon: Support Aspeed g6 PWM TACH Control Date: Wed, 21 Feb 2024 18:40:24 +0800 Message-ID: <20240221104025.1306227-3-billy_tsai@aspeedtech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240221104025.1306227-1-billy_tsai@aspeedtech.com> References: <20240221104025.1306227-1-billy_tsai@aspeedtech.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Received-SPF: Fail (TWMBX02.aspeed.com: domain of billy_tsai@aspeedtech.com does not designate 192.168.10.10 as permitted sender) receiver=TWMBX02.aspeed.com; client-ip=192.168.10.10; helo=twmbx02.aspeed.com; Document the compatible for aspeed,ast2600-pwm-tach device, which can support up to 16 PWM outputs and 16 fan tach input. Signed-off-by: Billy Tsai Reviewed-by: Rob Herring --- .../bindings/hwmon/aspeed,g6-pwm-tach.yaml | 71 +++++++++++++++++++ 1 file changed, 71 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwmon/aspeed,g6-pwm-tach.yaml diff --git a/Documentation/devicetree/bindings/hwmon/aspeed,g6-pwm-tach.yaml b/Documentation/devicetree/bindings/hwmon/aspeed,g6-pwm-tach.yaml new file mode 100644 index 000000000000..9e5ed901ae54 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/aspeed,g6-pwm-tach.yaml @@ -0,0 +1,71 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2023 Aspeed, Inc. +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/aspeed,g6-pwm-tach.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ASPEED G6 PWM and Fan Tach controller + +maintainers: + - Billy Tsai + +description: | + The ASPEED PWM controller can support up to 16 PWM outputs. + The ASPEED Fan Tacho controller can support up to 16 fan tach input. + They are independent hardware blocks, which are different from the + previous version of the ASPEED chip. + +properties: + compatible: + enum: + - aspeed,ast2600-pwm-tach + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + + "#pwm-cells": + const: 3 + +patternProperties: + "^fan-[0-9]+$": + $ref: fan-common.yaml# + unevaluatedProperties: false + required: + - tach-ch + +required: + - reg + - clocks + - resets + - "#pwm-cells" + - compatible + +additionalProperties: false + +examples: + - | + #include + pwm_tach: pwm-tach-controller@1e610000 { + compatible = "aspeed,ast2600-pwm-tach"; + reg = <0x1e610000 0x100>; + clocks = <&syscon ASPEED_CLK_AHB>; + resets = <&syscon ASPEED_RESET_PWM>; + #pwm-cells = <3>; + + fan-0 { + tach-ch = /bits/ 8 <0x0>; + pwms = <&pwm_tach 0 40000 0>; + }; + + fan-1 { + tach-ch = /bits/ 8 <0x1 0x2>; + pwms = <&pwm_tach 1 40000 0>; + }; + };