* Vimal Singh <[email protected]> [091215 07:45]:
> OMAP NAND driver got HW ECC implemented.
> 
> From d5e28c9fdbc6b0a95c1259fac7add207f9c294d7 Mon Sep 17 00:00:00 2001
> From: Vimal Singh <[email protected]>
> Date: Tue, 15 Dec 2009 21:10:54 +0530
> Subject: [PATCH] OMAP: NAND: Adding config option to enable/disable HW ECC 
> mode
> 
> This patch adds config option to select/deselect HW ECC feature
> on OMAP NAND driver. This is a feature provided by OMAP GPMC for
> NAND devices.
> 
> Signed-off-by: Vimal Singh <[email protected]>
> ---
>  drivers/mtd/nand/Kconfig |   10 ++++++++++
>  1 files changed, 10 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
> index 34598e9..6c4b27c 100644
> --- a/drivers/mtd/nand/Kconfig
> +++ b/drivers/mtd/nand/Kconfig
> @@ -97,6 +97,16 @@ config MTD_NAND_OMAP_PREFETCH_DMA
>        or in DMA interrupt mode.
>        Say y for DMA mode or MPU mode will be used
> 
> +config MTD_NAND_OMAP_HWECC
> +     bool "The Hardware ECC support"
> +     depends on MTD_NAND && MTD_NAND_OMAP2
> +     default n
> +     help
> +      The ECC compuatation for the data to be written/read can be either by
> +      software or omap has Hw ecc engine which calculates it.
> +      MTD_NAND_OMAP_HWECC = y which enables the hw ecc
> +      MTD_NAND_OMAP_HWECC = n enables software ecc
> +
>  config MTD_NAND_TS7250
>       tristate "NAND Flash device on TS-7250 board"
>       depends on MACH_TS72XX

This sounds like it should be an option passed from the board-*.c
files as platform_data rather than a Kconfig option.

Tony
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