From mboxrd@z Thu Jan 1 00:00:00 1970 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 64385CA1017 for ; Sun, 7 Sep 2025 20:22:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=BkYEsQGADtfjEQqkg0ky53aCfLDAmEGyJ2yLOYX7e+0=; b=htx5jlUDR4vDgHdTpF0ydj/il2 eQ8cn0TCoDtjEeJ1Ufa6v1nK1eXYUTbClnBwFvVcGxa1zz0AT1ICBX5BQ92ltv9/o3xu0mER4CcbU QFQkzgWh3cdhf8UyLwy7Xst3pdCsVn8H0o/TxyQ3Ta+cVzGcRqG8UklFy9CCdKfxvCchQoi/BMjQZ kzaRhfjl7dmpAZ00suljizvwRtTrbyUSXHteDsyBcRAB3yJndtJyFnInvJFHPsmhd3hlDUovTG+At VzzlL13DQPUKZ9leF7ewxpWlB0Oh0+ncoLukRwNUkwk8wnbFvhns4SELd27v834YpJ4ytQsuLtyz3 nrqhY/PQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uvLtc-0000000Cgmi-1bzz; Sun, 07 Sep 2025 20:21:56 +0000 Received: from zeus03.de ([194.117.254.33] helo=mail.zeus03.de) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uvLqm-0000000CgFI-1yNg for linux-arm-kernel@lists.infradead.org; Sun, 07 Sep 2025 20:19:03 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= sang-engineering.com; h=date:from:to:cc:subject:message-id :references:mime-version:content-type:in-reply-to; s=k1; bh=BkYE sQGADtfjEQqkg0ky53aCfLDAmEGyJ2yLOYX7e+0=; b=ZKDkWWXDdqev7r3ujExl vRbb12pNdrb6DOczqkm44D6Tq7aIu7P+FTdA5wkN7u6D+9SVMq277jkPUO+E/j7r Oldud7dTEw9sjq7qHulGEU2ttFIld0Hf0pszXOvn6AD/oduMDp8zyH0qBYN9xzWa 0cESUHOzA51bFtgzl41TemZmS5faAeTE2hXPjlHurDkxa7/xQtjrmZCs1+Xj1Zwa ATZYjGzAUCupJBtvA0/FPZy8E8f+IFYKYcjDGHJhLj9AFzUfGS1LxHdI+JYesRT+ 9XwTkuKXm9SEB5bv32k+ax0oryUkTvwfp10+ICIMBd6dExV5dAIP7PuYpvbuZ1MQ kg== Received: (qmail 574771 invoked from network); 7 Sep 2025 22:18:53 +0200 Received: by mail.zeus03.de with UTF8SMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 7 Sep 2025 22:18:53 +0200 X-UD-Smtp-Session: l3s3148p1@wyOXxzs+LMAujntE Date: Sun, 7 Sep 2025 22:18:52 +0200 From: Wolfram Sang To: Marek Vasut Cc: linux-arm-kernel@lists.infradead.org, Conor Dooley , Geert Uytterhoeven , Krzysztof Kozlowski , Magnus Damm , Rob Herring , devicetree@vger.kernel.org, linux-renesas-soc@vger.kernel.org Subject: Re: [PATCH v3] arm64: dts: renesas: r8a779g3: Add Argon40 fan HAT DTO to Retronix R-Car V4H Sparrow Hawk Message-ID: References: <20250907161130.218470-1-marek.vasut+renesas@mailbox.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250907161130.218470-1-marek.vasut+renesas@mailbox.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250907_131901_359544_F45FC4B1 X-CRM114-Status: UNSURE ( 7.90 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sun, Sep 07, 2025 at 06:10:53PM +0200, Marek Vasut wrote: > Add DT overlay to bind Argon40 fan HAT, on Retronix R-Car V4H > Sparrow Hawk board. Fan RPM control and full RPM on reboot has > been tested. > > Tested-by: Wolfram Sang > Signed-off-by: Marek Vasut Reviewed-by: Wolfram Sang > + * # Localize hwmon sysfs directory that matches the PWM fan, > + * # enable the PWM fan, and configure the fan speed manually. > + * r8a779g3-sparrow-hawk$ ls -1 /sys/devices/platform/pwm-fan-ext/hwmon/hwmon?/pwm?_enable > + * /sys/devices/platform/pwm-fan-ext/hwmon/hwmon0/pwm1_enable Great solution!