[PATCH] NAND Flash SMC timings update (nwe_pulse) for calao board based on AT91SAM9G20 SoC

Sascha Hauer s.hauer at pengutronix.de
Wed Aug 29 03:12:10 EDT 2012


On Tue, Aug 28, 2012 at 08:40:57AM +0200, gregory hermant wrote:
> Signed-off-by: Gregory Hermant <gregory.hermant at calao-systems.com>

The commmit log is a bit sparse. It would be interesting if this is an
enhancement, fixes a problem, is needed on newer board revisions...

Sascha

> ---
>  arch/arm/boards/tny-a926x/init.c |    2 +-
>  arch/arm/boards/usb-a926x/init.c |    2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm/boards/tny-a926x/init.c b/arch/arm/boards/tny-a926x/init.c
> index d58132a..5538a44 100644
> --- a/arch/arm/boards/tny-a926x/init.c
> +++ b/arch/arm/boards/tny-a926x/init.c
> @@ -89,7 +89,7 @@ static struct sam9_smc_config tny_a9g20_nand_smc_config = {
>  	.ncs_read_pulse		= 4,
>  	.nrd_pulse		= 4,
>  	.ncs_write_pulse	= 4,
> -	.nwe_pulse		= 2,
> +	.nwe_pulse		= 4,
>  
>  	.read_cycle		= 7,
>  	.write_cycle		= 7,
> diff --git a/arch/arm/boards/usb-a926x/init.c b/arch/arm/boards/usb-a926x/init.c
> index 7e63876..00a215d 100644
> --- a/arch/arm/boards/usb-a926x/init.c
> +++ b/arch/arm/boards/usb-a926x/init.c
> @@ -90,7 +90,7 @@ static struct sam9_smc_config usb_a9g20_nand_smc_config = {
>  	.ncs_read_pulse		= 4,
>  	.nrd_pulse		= 4,
>  	.ncs_write_pulse	= 4,
> -	.nwe_pulse		= 2,
> +	.nwe_pulse		= 4,
>  
>  	.read_cycle		= 7,
>  	.write_cycle		= 7,
> -- 
> 1.5.6.3
> 
> 
> 
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