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 1D67EC8303C for ; Fri, 11 Jul 2025 08:57:54 +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=f//MRChZFcP5XIL4mb8oxZ7K1cGhRbiRX/pH6Xavkpc=; b=aZ8CsRP5tAXvkCLOA9JqflUIr1 XKzKdMcA1opOOa0zlkm5Oq0jBLqLEEWupSaY745R/qokpsmbt9cpcKg9uQQzQx1wKIAPrBLyMEsyQ Sgn4ypOCMBPXFjUAoFQ30IHGs2V+fjEju+0Pha9Nx75c4xCG10lGWGg8caVAERVz5lW1sj7/HnRXX TbDmEx+7Pd7Zm8b0NcWf0RVUYBYcr/k342EFG1UQ7j4jP+0iKNZV4Od47gPao8EWEF4Jt+2sHqod+ 9jAjkaNFhH089Rw94pMIvUuVE1ccV1XZjKBTOEDtvPUPB26wTvlSY/2dBLDY+jhIP1pO5qiUB9YXU PQhtHvIg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1ua9Zk-0000000EERP-0xo8; Fri, 11 Jul 2025 08:57:48 +0000 Received: from mail-m16.yeah.net ([220.197.32.17]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1ua8lx-0000000E4z7-3qt7 for linux-arm-kernel@lists.infradead.org; Fri, 11 Jul 2025 08:06:23 +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=f//MRChZFcP5XIL4mb8oxZ7K1cGhRbiRX/pH6Xavkpc=; b=YGRijOPNm8XEsZj90dG3t/VTs87/yllFVhcTeBganDd6/72iDbj50NEATPTt4C 55PejR7yfL8NSSoImyX892vzk5o/qklxbAMXyYs44qRQdsnZ5haQWhjfgOxPY2qV hpRunqyPjjIxC6hT2C5o8xPIKpCUVHM0/l5uvtPyNdFgQ= Received: from dragon (unknown []) by gzsmtp2 (Coremail) with SMTP id Ms8vCgDXv_jZxXBoUV9TAA--.19772S3; Fri, 11 Jul 2025 16:05:47 +0800 (CST) Date: Fri, 11 Jul 2025 16:05:45 +0800 From: Shawn Guo To: Frieder Schrempf Cc: linux-arm-kernel@lists.infradead.org, Conor Dooley , devicetree@vger.kernel.org, Fabio Estevam , Frieder Schrempf , imx@lists.linux.dev, Krzysztof Kozlowski , linux-kernel@vger.kernel.org, Rob Herring , Sascha Hauer , Shawn Guo , Annette Kobou , Krzysztof Kozlowski , Pengutronix Kernel Team Subject: Re: [PATCH] ARM: dts: imx6ul-kontron-bl-common: Fix RTS polarity for RS485 interface Message-ID: References: <20250708122442.53829-1-frieder@fris.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250708122442.53829-1-frieder@fris.de> X-CM-TRANSID: Ms8vCgDXv_jZxXBoUV9TAA--.19772S3 X-Coremail-Antispam: 1Uf129KBjDUn29KB7ZKAUJUUUU8529EdanIXcx71UUUUU7v73 VFW2AGmfu7bjvjm3AaLaJ3UbIYCTnIWIevJa73UjIFyTuYvjxU0g4SUUUUU X-Originating-IP: [114.216.146.217] X-CM-SenderInfo: pvkd40hjxrjqh1hdxhhqhw/1tbiCwGHZWhwilDNbwAAsI X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250711_010622_266650_48BB3F72 X-CRM114-Status: UNSURE ( 7.87 ) 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 Tue, Jul 08, 2025 at 02:24:41PM +0200, Frieder Schrempf wrote: > From: Annette Kobou > > The polarity of the DE signal of the transceiver is active-high for > sending. Therefore rs485-rts-active-low is wrong and needs to be > removed to make RS485 transmissions work. > > Signed-off-by: Annette Kobou > Signed-off-by: Frieder Schrempf > Fixes: 1ea4b76cdfde ("ARM: dts: imx6ul-kontron-n6310: Add Kontron i.MX6UL N6310 SoM and boards") Applied, thanks!