From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753275AbbANP5i (ORCPT ); Wed, 14 Jan 2015 10:57:38 -0500 Received: from mail-by2on0055.outbound.protection.outlook.com ([207.46.100.55]:43819 "EHLO na01-by2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751801AbbANP5h (ORCPT ); Wed, 14 Jan 2015 10:57:37 -0500 From: To: CC: , , , , , , Graham Moore , Dinh Nguyen Subject: [PATCH] mtd: denali: Disable sub-page writes in Denali NAND driver Date: Wed, 14 Jan 2015 09:38:50 -0600 Message-ID: <1421249930-21229-1-git-send-email-dinguyen@opensource.altera.com> X-Mailer: git-send-email 2.2.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [64.129.157.38] X-ClientProxiedBy: DM2PR10CA0056.namprd10.prod.outlook.com (10.141.241.24) To BN3PR0301MB1188.namprd03.prod.outlook.com (25.160.156.15) Authentication-Results: spf=none (sender IP is ) smtp.mailfrom=dinguyen@opensource.altera.com; X-DmarcAction-Test: None X-Microsoft-Antispam: UriScan:; X-Microsoft-Antispam: BCL:0;PCL:0;RULEID:(3005003);SRVR:BN3PR0301MB1188; X-Exchange-Antispam-Report-Test: UriScan:; X-Exchange-Antispam-Report-CFA-Test: BCL:0;PCL:0;RULEID:(601004);SRVR:BN3PR0301MB1188; X-Forefront-PRVS: 04569283F9 X-Forefront-Antispam-Report: SFV:NSPM;SFS:(10009020)(6009001)(199003)(189002)(62966003)(50226001)(66066001)(64706001)(47776003)(122386002)(40100003)(97736003)(46102003)(77156002)(50986999)(19580395003)(86362001)(19580405001)(33646002)(92566002)(86152002)(87976001)(110136001)(229853001)(48376002)(42186005)(2351001)(68736005)(69596002)(81156004)(53416004)(105586002)(50466002)(106356001)(101416001);DIR:OUT;SFP:1101;SCL:1;SRVR:BN3PR0301MB1188;H:linux-builds1.altera.com;FPR:;SPF:None;MLV:sfv;PTR:InfoNoRecords;A:0;MX:1;LANG:en; X-Exchange-Antispam-Report-CFA-Test: BCL:0;PCL:0;RULEID:;SRVR:BN3PR0301MB1188; X-OriginatorOrg: opensource.altera.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 14 Jan 2015 15:43:14.7439 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN3PR0301MB1188 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Graham Moore The Denali Controller IP does not support sub-page writes. Signed-off-by: Graham Moore Signed-off-by: Dinh Nguyen --- drivers/mtd/nand/denali.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/mtd/nand/denali.c b/drivers/mtd/nand/denali.c index b3b7ca1..b16b040 100644 --- a/drivers/mtd/nand/denali.c +++ b/drivers/mtd/nand/denali.c @@ -1565,6 +1565,9 @@ int denali_init(struct denali_nand_info *denali) denali->nand.options |= NAND_SKIP_BBTSCAN; denali->nand.ecc.mode = NAND_ECC_HW_SYNDROME; + /* no subpage writes on denali */ + denali->nand.options |= NAND_NO_SUBPAGE_WRITE; + /* * Denali Controller only support 15bit and 8bit ECC in MRST, * so just let controller do 15bit ECC for MLC and 8bit ECC for -- 2.2.1