From patchwork Thu Nov 21 11:28:25 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ivan Khoronzhuk X-Patchwork-Id: 293097 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from casper.infradead.org (unknown [IPv6:2001:770:15f::2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 5A1F62C009D for ; Thu, 21 Nov 2013 23:09:33 +1100 (EST) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VjSUl-0006GW-RU; Thu, 21 Nov 2013 11:32:29 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1VjSTz-0007lx-Tj; Thu, 21 Nov 2013 11:31:39 +0000 Received: from devils.ext.ti.com ([198.47.26.153]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VjSSS-0007Y3-RE; Thu, 21 Nov 2013 11:30:05 +0000 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by devils.ext.ti.com (8.13.7/8.13.7) with ESMTP id rALBTMoF026489; Thu, 21 Nov 2013 05:29:22 -0600 Received: from DFLE72.ent.ti.com (dfle72.ent.ti.com [128.247.5.109]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id rALBTMPF004822; Thu, 21 Nov 2013 05:29:22 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DFLE72.ent.ti.com (128.247.5.109) with Microsoft SMTP Server id 14.2.342.3; Thu, 21 Nov 2013 05:29:22 -0600 Received: from uglx0177649.ucm2.emeaucm.ext.ti.com (uglx0177649.ucm2.emeaucm.ext.ti.com [10.167.145.122]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id rALBSWdL022993; Thu, 21 Nov 2013 05:29:19 -0600 From: Ivan Khoronzhuk To: Santosh Shilimkar , Rob Landley , Russell King Subject: [PATCH 10/10] mtd: nand: davinci: don't request AEMIF address range Date: Thu, 21 Nov 2013 13:28:25 +0200 Message-ID: <1385033305-13179-11-git-send-email-ivan.khoronzhuk@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1385033305-13179-1-git-send-email-ivan.khoronzhuk@ti.com> References: <1385033305-13179-1-git-send-email-ivan.khoronzhuk@ti.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20131121_063005_040306_DA23E983 X-CRM114-Status: UNSURE ( 9.79 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -7.4 (-------) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-7.4 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at http://www.dnswl.org/, high trust [198.47.26.153 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -0.5 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: Mark Rutland , devicetree@vger.kernel.org, grygorii.strashko@ti.com, Pawel Moll , Stephen Warren , Ian Campbell , Kumar Gala , Rob Herring , linux-kernel@vger.kernel.org, linux-mtd@lists.infradead.org, Ivan Khoronzhuk , linux-arm-kernel@lists.infradead.org X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org The TI AEMIF driver registers are used to setup timings for each chip select. The same registers range is used to setup NAND settings. The AEMIF and NAND drivers not use the same registers in this range. In case with TI AEMIF driver, the memory address range is requested already by AEMIF, so we cannot request it twice, just ioremap. Signed-off-by: Ivan Khoronzhuk Acked-by: Santosh Shilimkar Reviewed-by: Grygorii Strashko --- drivers/mtd/nand/davinci_nand.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c index e904364..aa30708 100644 --- a/drivers/mtd/nand/davinci_nand.c +++ b/drivers/mtd/nand/davinci_nand.c @@ -638,9 +638,11 @@ static int __init nand_davinci_probe(struct platform_device *pdev) if (IS_ERR(vaddr)) return PTR_ERR(vaddr); - base = devm_ioremap_resource(&pdev->dev, res2); - if (IS_ERR(base)) - return PTR_ERR(base); + base = devm_ioremap(&pdev->dev, res2->start, resource_size(res2)); + if (!base) { + dev_err(&pdev->dev, "ioremap failed for resource %pR\n", res2); + return -EADDRNOTAVAIL; + } info->dev = &pdev->dev; info->base = base;