From: Scott Wood <scottwood@freescale.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v2 8/8] nand: make 1-bit software ECC configurable
Date: Tue, 1 Nov 2011 17:08:13 -0500 [thread overview]
Message-ID: <4EB06DCD.2050805@freescale.com> (raw)
In-Reply-To: <20111101220430.GA7716@schlenkerla.am.freescale.net>
On 11/01/2011 05:04 PM, Scott Wood wrote:
> On Wed, Oct 12, 2011 at 09:32:06AM +0200, Christian Hitz wrote:
>> The software ECC algorithm is not necessary when hardware ECC
>> is available and can be left out for a smaller image size.
>> Enable with CONFIG_MTD_ECC_SOFT.
>>
>> Signed-off-by: Christian Hitz <christian.hitz@aizo.com>
>> Cc: Scott Wood <scottwood@freescale.com>
>> ---
>>
>> Saves 2312 bytes of image size when software ECC is not used.
>>
>> Changes since v1:
>> - new option to disable software ECC
>>
>> drivers/mtd/nand/Makefile | 2 +-
>> drivers/mtd/nand/nand_base.c | 4 ++++
>> include/linux/mtd/nand_ecc.h | 25 +++++++++++++++++++++++++
>> 3 files changed, 30 insertions(+), 1 deletions(-)
>
> Please check which boards select drivers which may use soft ECC,
> and have them #define CONFIG_MTD_ECC_SOFT.
Also document the option in doc/README.nand, and it should probably be
CONFIG_SYS_NAND_ECC_SOFT.
-Scott
next prev parent reply other threads:[~2011-11-01 22:08 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-12 7:31 [U-Boot] [PATCH v2 1/8] nand: Merge BCH code from Linux nand driver Christian Hitz
2011-10-12 7:32 ` [U-Boot] [PATCH v2 2/8] nand: Add more NAND types " Christian Hitz
2012-01-10 23:24 ` Scott Wood
2011-10-12 7:32 ` [U-Boot] [PATCH v2 3/8] nand: cleanup whitespace Christian Hitz
2012-01-10 23:25 ` Scott Wood
2011-10-12 7:32 ` [U-Boot] [PATCH v2 4/8] nand: Merge changes from Linux nand driver Christian Hitz
2011-11-01 21:59 ` Scott Wood
2012-01-10 23:27 ` Scott Wood
2011-10-12 7:32 ` [U-Boot] [PATCH v2 5/8] nand: Merge new implementation of 1-bit ECC " Christian Hitz
2011-10-28 22:30 ` Scott Wood
2011-10-31 12:22 ` Christian Hitz
2011-10-31 20:15 ` Scott Wood
2011-11-01 7:49 ` Christian Hitz
2011-11-01 20:30 ` Scott Wood
2011-10-12 7:32 ` [U-Boot] [PATCH v2 6/8] nand: Merge changes to BBT " Christian Hitz
2012-01-10 23:27 ` Scott Wood
2011-10-12 7:32 ` [U-Boot] [PATCH v2 7/8] nand: Sanitize ONFI strings Christian Hitz
2012-01-10 23:28 ` Scott Wood
2011-10-12 7:32 ` [U-Boot] [PATCH v2 8/8] nand: make 1-bit software ECC configurable Christian Hitz
2011-11-01 22:04 ` Scott Wood
2011-11-01 22:08 ` Scott Wood [this message]
2011-11-01 22:09 ` Scott Wood
2012-01-10 23:24 ` [U-Boot] [PATCH v2 1/8] nand: Merge BCH code from Linux nand driver Scott Wood
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