From patchwork Wed Jul 31 21:24:24 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Heiko Stuebner X-Patchwork-Id: 13749229 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id CA886C3DA7F for ; Wed, 31 Jul 2024 21:26:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=QUq2poqOYcEZW4eLWsmTb9K0P2lU9pABeZJzkLos9no=; b=NLNBnlCvzip9HC GMkjc462QRFegjvJG4p4/MpUhhcLNjX/jeUbWffIfYpl14l6AH8lbhHrZjH81UTXfT2ZKJINDKsCY uLuWLiAybc90smhUCfJoKuI2gLYO7pbZqaOiMMZPTSbQVIShH/lHBj1uH+fgoai9cnVe5SY6wZO52 0JlqLTelni4rqLPqlwllitO6cfES7TKxxIhQKodVDI7QXCJ8Fgi/B3V078VQ22X1x0dK/ma4Y9GBf ohuQfqpiNcRrF7MVsSrJn7jcI3Tp2jd1ninP7fOEfdrx50FJQyTdsvxlGAYZV65ugq64bepsnAjQY 2ndJGcaFey8ohguszFvg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sZGq9-00000002ZWJ-00Gk; Wed, 31 Jul 2024 21:26:33 +0000 Received: from gloria.sntech.de ([185.11.138.130]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sZGoW-00000002YpY-1zkd; Wed, 31 Jul 2024 21:24:55 +0000 Received: from i53875ac5.versanet.de ([83.135.90.197] helo=phil.lan) by gloria.sntech.de with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1sZGoM-0007jg-Bb; Wed, 31 Jul 2024 23:24:42 +0200 From: Heiko Stuebner To: lee@kernel.org, jdelvare@suse.com, linux@roeck-us.net, dmitry.torokhov@gmail.com, pavel@ucw.cz Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, heiko@sntech.de, ukleinek@debian.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-hwmon@vger.kernel.org, linux-input@vger.kernel.org, linux-leds@vger.kernel.org, Krzysztof Kozlowski Subject: [PATCH v3 1/7] dt-bindings: mfd: add binding for qnap,ts433-mcu devices Date: Wed, 31 Jul 2024 23:24:24 +0200 Message-Id: <20240731212430.2677900-2-heiko@sntech.de> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240731212430.2677900-1-heiko@sntech.de> References: <20240731212430.2677900-1-heiko@sntech.de> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240731_142452_642507_F2B69E36 X-CRM114-Status: GOOD ( 14.95 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org These MCUs can be found in network attached storage devices made by QNAP. They are connected to a serial port of the host device and provide functionality like LEDs, power-control and temperature monitoring. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Heiko Stuebner --- .../bindings/mfd/qnap,ts433-mcu.yaml | 43 +++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/qnap,ts433-mcu.yaml diff --git a/Documentation/devicetree/bindings/mfd/qnap,ts433-mcu.yaml b/Documentation/devicetree/bindings/mfd/qnap,ts433-mcu.yaml new file mode 100644 index 0000000000000..5ae19d8faedbd --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/qnap,ts433-mcu.yaml @@ -0,0 +1,43 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/qnap,ts433-mcu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: QNAP NAS on-board Microcontroller + +maintainers: + - Heiko Stuebner + +description: + QNAP embeds a microcontroller on their NAS devices adding system feature + as PWM Fan control, additional LEDs, power button status and more. + +properties: + compatible: + enum: + - qnap,ts433-mcu + + "#cooling-cells": + const: 2 + + cooling-levels: + description: PWM duty cycle values corresponding to thermal cooling states. + $ref: /schemas/types.yaml#/definitions/uint32-array + items: + maximum: 255 + +required: + - compatible + +additionalProperties: false + +examples: + - | + uart { + mcu { + compatible = "qnap,ts433-mcu"; + #cooling-cells = <2>; + cooling-levels = <0 64 89 128 166 204 221 238>; + }; + };