[U-Boot] [PATCH v2 8/8] nand: make 1-bit software ECC configurable
Scott Wood
scottwood at freescale.com
Tue Nov 1 23:04:30 CET 2011
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 at aizo.com>
> Cc: Scott Wood <scottwood at 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.
-Scott
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