From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Wed, 02 Jun 2021 08:40:10 +0200 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1loKXy-0006m5-Uh for lore@lore.pengutronix.de; Wed, 02 Jun 2021 08:40:10 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:e::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1loKXy-0007ML-1U for lore@pengutronix.de; Wed, 02 Jun 2021 08:40:10 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:From:In-Reply-To:MIME-Version: References:Message-ID:Subject:Cc:To:Date:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=CB4ucVTTnxPfjTgzlAC4wUUfEy3+ufCxVLGYSzTB5U8=; b=eF2kcQ+QMtTgpMHWI0R0GEOJfE 2Ow6Wn2ftKZngk3NnS+ZN7euv4a9J1GFGXwWQ2OUSAH8nN7k7PFZeOv6CyRTu3GkppsuvoMU4TXDw /f66WRQHq1hk32uROyNH5tEFtbl82Lx7ZNRRPmPZIPcKaCogpb6p84N6UPorOu5DGPAEJKCULqzqd U0WsZ2H3vmsDb5n1UHmOaBg5Sa/eAFmDdICWGa83tQTRYRnxQxNRWJxsd4qxcrTgFrbGto8EgPUzV h4sCheqDYp0b4bhmwjWL13yw/H6kKiy4eFk0bZd9EM2AQ1wGjY7X4PbvAogV5i0S5rRXUZVuX1ZZl qcLOi4kQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1loKWQ-0023C2-H3; Wed, 02 Jun 2021 06:38:34 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1loKWL-0023B5-43 for barebox@lists.infradead.org; Wed, 02 Jun 2021 06:38:30 +0000 Received: from ptx.hi.pengutronix.de ([2001:67c:670:100:1d::c0]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1loKWJ-00078f-RJ; Wed, 02 Jun 2021 08:38:27 +0200 Received: from sha by ptx.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1loKWJ-00085T-I6; Wed, 02 Jun 2021 08:38:27 +0200 Date: Wed, 2 Jun 2021 08:38:27 +0200 To: Ahmad Fatoum Cc: barebox@lists.infradead.org, mol@pengutronix.de Message-ID: <20210602063827.GV5211@pengutronix.de> References: <20210531071239.30653-1-a.fatoum@pengutronix.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210531071239.30653-1-a.fatoum@pengutronix.de> X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-IRC: #ptxdist @freenode X-Accept-Language: de,en X-Accept-Content-Type: text/plain X-Uptime: 08:37:24 up 104 days, 10:01, 111 users, load average: 0.12, 0.08, 0.08 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-20210601_233829_183738_7FE3B188 X-CRM114-Status: GOOD ( 24.04 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:e::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.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.3 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 autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH 0/6] memory: fuse overlapping memory banks X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) On Mon, May 31, 2021 at 09:12:33AM +0200, Ahmad Fatoum wrote: > The request region code makes sense to ensure drivers don't try to claim > (I/O) memory region claimed by another driver or by the memory > allocator. It doesn't make as much sense for registering available > memory banks, because there is often overlap: > > - device tree often defines the (minimally) available /memory across > variants > - subarchitectures like i.MX, STM32MP, OMAP or SAMA5 query the main > RAM size from controller registers > > So far, overlap went mostly unnoticed, because the RAM controller > drivers didn't check for errors. However, if barebox is already running > from RAM outside that described by the device tree, there will be errors > and /delete-node/ annotations that need to be added into device trees. > > Upstream device tree can be extended later on with a /memory node, which > in turn will break barebox. This series fixes all of that. Overlapping > memory banks are combined into one. Errors are propagated everywhere. > /delete-node/ memory@X shouldn't be needed for new boards. > > Ahmad Fatoum (6): > common: memory: allocate all memory devices at once > memory: fuse overlapping memory banks > of: propagate errors inside barebox_register_{of,fdt} into initcalls > of: warn about of_add_memory_bank errors > ARM: : propagate error codes from arm_add_mem_device() > ARM: report probe error at arm_add_mem_device() callsites on failure Applied, thanks 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 | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox