Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754461AbbBCWPK (ORCPT ); Tue, 3 Feb 2015 17:15:10 -0500 Received: from mail-lb0-f175.google.com ([209.85.217.175]:59437 "EHLO mail-lb0-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751794AbbBCWPH (ORCPT ); Tue, 3 Feb 2015 17:15:07 -0500 MIME-Version: 1.0 In-Reply-To: <1421249930-21229-1-git-send-email-dinguyen@opensource.altera.com> References: <1421249930-21229-1-git-send-email-dinguyen@opensource.altera.com> Date: Tue, 3 Feb 2015 16:15:04 -0600 Message-ID: Subject: Re: [PATCH] mtd: denali: Disable sub-page writes in Denali NAND driver From: Dinh Nguyen To: Dinh Nguyen Cc: computersforpeace@gmail.com, dwmw2@infradead.org, yamada.m@jp.panasonic.com, josh@joshtriplett.org, linux-mtd@lists.infradead.org, Linux List , Graham Moore Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1356 Lines: 40 Hi Brian, On Wed, Jan 14, 2015 at 9:38 AM, wrote: > 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 > Was wondering if you got a chance to look at this patch? Thanks, Dinh -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/