From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-m16.yeah.net (mail-m16.yeah.net [1.95.21.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 656C21F8690; Fri, 11 Jul 2025 08:06:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=1.95.21.17 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752221205; cv=none; b=F1ng2Gxiu6ztpOR4f8F3QxPIfDd3mdy1domdn45nss9rIFYxOBxsPmIAZNvzZhnbWg3kHJ7JpZ2xeMcTnO6HVZS0l2pjOSCa9z9yHmjvVnOrSJ6NeDxXMtFcRS+iMFtjybMvAqOqjInwnbrLmZnUBnJSM5opSBH2YVIG/jaOPBw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752221205; c=relaxed/simple; bh=ZwY8hUAjzJDwY+ccRv673BoBqFV3812/3VWzODBWC90=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=mAQ4PtF+ffhOzqVHpzRhBKBLH/v/3PVD4Q0ZaeLlyRXA/8oKDNV86aypw0ejHxUo77AkeWxD/0IiMMbf4iZ2r2vJtLn+/GqAtHmwLdap/vIh/AqvYjBXWFHZapi2/+Loez+VKqE7xb/zCHXKsO/X///TQCLF9z8KDMRIjvmzpO0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=yeah.net; spf=pass smtp.mailfrom=yeah.net; dkim=pass (1024-bit key) header.d=yeah.net header.i=@yeah.net header.b=YGRijOPN; arc=none smtp.client-ip=1.95.21.17 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=yeah.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=yeah.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=yeah.net header.i=@yeah.net header.b="YGRijOPN" 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> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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-CM-SenderInfo: pvkd40hjxrjqh1hdxhhqhw/1tbiCwGHZWhwilDNbwAAsI 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!