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 X-Spam-Level: X-Spam-Status: No, score=-10.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C5778C433E0 for ; Mon, 18 Jan 2021 00:20:00 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 77DBB2137B for ; Mon, 18 Jan 2021 00:20:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 77DBB2137B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject: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=ximeBw+I2Hn1+cZ0Is2XeIVQzTeNMb6DS+2YiYjCd0o=; b=SjzKxOrhfDiU8FplaU+c4KdOa hhKhy1eu77dxQRGm3hMmMCblWK2joI+vfRvfnIdTtxITgCvkysccdvp+m4rLw0omuPRn0AY8dXOOv Gh0kvlDTsCAIW3Y9NZHMDIcvQC4tlO6IGJ3mr5WPmbtzyvDpl0I1LsBt+7UBIq8wS4pZ6ZaKsd5Ot kfBQy9kwYiV8wjJx47JEgAKvRpEufQCfsdWSBARiGfL/ezj0Too4hc1tPMO4antu9lts1lOAb6H9y qEomtNWpI21CTS3aqNZ5HfgrvA4O9FQHWzObQ3zj/S1nFP4qxNCpSaw05Wy4AyrNJ/i2LhfJUtL5o ixhhG9Z4Q==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1l1IFw-0006P7-UZ; Mon, 18 Jan 2021 00:18:52 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1l1IFu-0006Of-AF for linux-arm-kernel@lists.infradead.org; Mon, 18 Jan 2021 00:18:50 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id B59392137B; Mon, 18 Jan 2021 00:18:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1610929129; bh=AMoWwMeerbu7qqOXqsa78mXjRjBuQWevhvlMY9YjqsI=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Fxoy4aLBp7wHvaNt5YBGyOLBAVg0hUxDjY+fmt7rLrZFdGieAc6fynGKcPcrzSfXt ooB5Mvt9nrf7L/I2XF7Cqjr7V5hHOHgO2qfdrCLPHpdbzvX5nWYi9m0ZByeSVv4Wfd rz2gKJcHAdDFfPrT2QlElAzNuzJsMzoYymOv7MMkiyy9mcOt06vDSx7CsPoWM7iPc6 5x1wePq4BD0s3qqLgCweXYJzVhvYQnXb6qeYJ7U89tEW7Hq7DqqVpYx64UU8Y/aQje dYub0JHD6ZhEhYZ1m0YlQwvM6hPvrC2s/nYrUyVKwU8jIMQdYAUjv5T0x6zxGqheT9 fFLxhELjR6oJg== Date: Mon, 18 Jan 2021 08:18:44 +0800 From: Shawn Guo To: Adam Ford Subject: Re: [PATCH] arm64: dts: imx8mn-beacon-som: Configure RTC aliases Message-ID: <20210118001843.GB28365@dragon> References: <20210110115354.1259994-1-aford173@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210110115354.1259994-1-aford173@gmail.com> User-Agent: Mutt/1.9.4 (2018-02-28) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210117_191850_472513_598241F7 X-CRM114-Status: GOOD ( 11.69 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Sascha Hauer , aford@beaconembedded.com, linux-kernel@vger.kernel.org, Rob Herring , NXP Linux Team , Pengutronix Kernel Team , Fabio Estevam , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sun, Jan 10, 2021 at 05:53:53AM -0600, Adam Ford wrote: > On the i.MX8MN Beacon SOM, there is an RTC chip which is fed power > from the baseboard during power off. The SNVS RTC integrated into > the SoC is not fed power. Depending on the order the modules are > loaded, this can be a problem if the external RTC isn't rtc0. > > Make the alias for rtc0 point to the external RTC all the time and > rtc1 point to the SVNS in order to correctly hold date/time over > a power-cycle. > > Signed-off-by: Adam Ford Applied, thanks. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel