From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Thu, 16 Nov 2023 08:57:30 +0100 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1r3XFh-00Db03-1g for lore@lore.pengutronix.de; Thu, 16 Nov 2023 08:57:30 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1r3XFh-00008k-Is for lore@pengutronix.de; Thu, 16 Nov 2023 08:57:30 +0100 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:From:In-Reply-To: Content-Type:MIME-Version:References:Message-ID:Subject:Cc:To: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=PrUISTnGF8A4PrAaXXeYa4MZivqpzz2JvJPyN6PpoOE=; b=LdMJZ1w7E7rLOMLLc6lehbRKcA 2JtvIHddc+EFuNzvXAz8CyjJ80bbow5paFKdwPpDCCfObjoIS/YXJhvZdPgBvcRKXFIwMR0jOR08e uW19zhUVNoe8jPPM91njJzTf5G06w6ud5gzTu9/OUA1ZjAVQ858Slxde+JCUistiDb8rml3jxEyxb 7ysmkV7AQBN+S/EVp1P3zefPmSkavhApq8+5mtSa5LtVb2k2Cb1+0C6u0Xik1gQ/lA+I2P1kMMsAJ Yfc1hOInUBtQVF4k2WT68IXWNkckUa84Jpk36c39r+GGjL2CYGGltZIU85isBaQ2bDVpVuAWeQyk/ eagj5GJQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1r3XEV-002oGI-2r; Thu, 16 Nov 2023 07:56:15 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r3XES-002oFY-1m for barebox@lists.infradead.org; Thu, 16 Nov 2023 07:56:13 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1r3XER-0008No-73; Thu, 16 Nov 2023 08:56:11 +0100 Received: from [2a0a:edc0:2:b01:1d::c0] (helo=ptx.whiteo.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1r3XEQ-009P1F-33; Thu, 16 Nov 2023 08:56:10 +0100 Received: from sha by ptx.whiteo.stw.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1r3XEQ-002JDK-0f; Thu, 16 Nov 2023 08:56:10 +0100 Date: Thu, 16 Nov 2023 08:56:10 +0100 To: Renaud Barbier Cc: Barebox List Message-ID: <20231116075610.GI3359458@pengutronix.de> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-Accept-Language: de,en X-Accept-Content-Type: text/plain User-Agent: Mutt/1.10.1 (2018-07-13) From: Sascha Hauer X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231115_235612_587527_CAE718E7 X-CRM114-Status: GOOD ( 18.45 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.0 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: Device tree probe order X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) Hi Renauld, On Wed, Nov 15, 2023 at 04:47:03PM +0000, Renaud Barbier wrote: > We have a board based on the LS1026A with a boot SPI NOR on the QSPI > controller and FRAM on the DSPI controller. Currently, the DSPI is > being probed first and got the device node /dev/m25p0. The boot SPI > get /dev/m25p1. > > I would like the QSPI NOR to be assigned to /dev/m25p0 and the FRAM > to /dev/m25p1. > > Is it possible to change the probing order or the device node > assignment? You can create aliases in the device tree for both flashes, see drivers/mtd/devices/m25p80.c:258: if (dev->of_node) flash_name = of_alias_get(dev->of_node); Sascha -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |