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 A8E1BC8303C for ; Wed, 2 Jul 2025 10:57:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To: Content-Transfer-Encoding:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=0szaTJk/2IIh92wT4SYepDsVV45HTf6oeyD1uk5eFNE=; b=HWj3EQaCil3MJ/LVd6i2Z4Rphq Dj+TnMQLAO82+IaERVpkuKqYKLkiceAv5zzkVODkRAvhfR5ffLyBFFCB3IjCvmCILzwY+IAkBFcet DFzw9i5alKekUBaWZud3y8mftBGd34+NbW6ADG0GgmI7DneoQ7guMVqUZpjLWE/+z2x4qO8g7CZEL u1AP/wLDqG9CFX5voBGPOP87osDpWK1F8KUeLfod/bjSUlbxqJsreNQc/2CgvlZ6zGfjYKWnfWhLD 92ZgTRbCy84YIhqhe6m6jYzR0m02sv4xFZJz0awQ2HoidFNT8HKL4JeZLwX05G4aO2cBxVC8i0WrF xxYqq1OA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uWv9e-00000008298-0v5Y; Wed, 02 Jul 2025 10:57:30 +0000 Received: from mail-m16.yeah.net ([220.197.32.16]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uWuPf-00000007tuB-2OXO for linux-arm-kernel@lists.infradead.org; Wed, 02 Jul 2025 10:10:01 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yeah.net; s=s110527; h=Date:From:To:Subject:Message-ID:MIME-Version: Content-Type; bh=0szaTJk/2IIh92wT4SYepDsVV45HTf6oeyD1uk5eFNE=; b=ivh1EUqD5vaLYJTdTkbxM/9LL+gDCtSiyyqjWax7fZYIWhMFfOk6AVZ1AxETZ/ Zrstmc87LCEp+hHlA6MTYt8Q2sYASbKCJdqtJvc/VTz1Ek6/RJ4SUElNo5MHOdHz AzLaeoJ+jQhKglV+oyZezn1C3R5EgsFHgjqp5yd454e4s= Received: from dragon (unknown []) by gzsmtp2 (Coremail) with SMTP id Ms8vCgD39w9aBWVoE_ApAA--.52421S3; Wed, 02 Jul 2025 18:09:32 +0800 (CST) Date: Wed, 2 Jul 2025 18:09:30 +0800 From: Shawn Guo To: =?iso-8859-1?Q?Jo=E3o_Paulo_Gon=E7alves?= Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, =?iso-8859-1?Q?Jo=E3o_Paulo_Gon=E7alves?= Subject: Re: [PATCH] arm64: dts: freescale: imx8mp-toradex-smarc: add fan cooling levels Message-ID: References: <20250613-tdx-smarc-imx8mp-fan-cooling-level-v1-1-59aae8fee2db@toradex.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20250613-tdx-smarc-imx8mp-fan-cooling-level-v1-1-59aae8fee2db@toradex.com> X-CM-TRANSID: Ms8vCgD39w9aBWVoE_ApAA--.52421S3 X-Coremail-Antispam: 1Uf129KBjDUn29KB7ZKAUJUUUU8529EdanIXcx71UUUUU7v73 VFW2AGmfu7bjvjm3AaLaJ3UbIYCTnIWIevJa73UjIFyTuYvjxUYZ2-UUUUU X-Originating-IP: [114.216.146.217] X-CM-SenderInfo: pvkd40hjxrjqh1hdxhhqhw/1tbiCRl+ZWhk3iqGNwAAsC X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250702_030959_957753_667B7F2F X-CRM114-Status: UNSURE ( 9.59 ) 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 Fri, Jun 13, 2025 at 01:35:04PM -0300, João Paulo Gonçalves wrote: > From: João Paulo Gonçalves > > The fan controller on this board cannot work in automatic mode, and > requires software control, the reason is that it has no temperature > sensor connected. > > Given that this board is a development kit and does not have any > specific fan, add a default single cooling level that would enable the > fan to spin with a 100% duty cycle, enabling a safe default. > > Signed-off-by: João Paulo Gonçalves Applied, thanks!