From mboxrd@z Thu Jan  1 00:00:00 1970
From: =?UTF-8?Q?Andreas_Bie=c3=9fmann?= <andreas.devel@googlemail.com>
Date: Sun, 24 Jan 2016 22:41:54 +0100
Subject: [U-Boot] [PATCH 3/4] atmel_nand: increase more delay to support
 MT29F32G08CBADA
In-Reply-To: <1448353614-26398-4-git-send-email-josh.wu@atmel.com>
References: <1448353614-26398-1-git-send-email-josh.wu@atmel.com>
 <1448353614-26398-4-git-send-email-josh.wu@atmel.com>
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To: u-boot@lists.denx.de

Hi Josh,

On 24.11.15 09:26, Josh Wu wrote:
> The tR is 100us in the datasheet section: Array Characteristics
> 

I've seen 50us for tR. Which datasheet do you have?

Andreas

> Signed-off-by: Josh Wu <josh.wu@atmel.com>
> ---
> 
>  drivers/mtd/nand/atmel_nand.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
> index 5226acf..266dfd9 100644
> --- a/drivers/mtd/nand/atmel_nand.c
> +++ b/drivers/mtd/nand/atmel_nand.c
> @@ -1492,7 +1492,7 @@ int atmel_nand_chip_init(int devnum, ulong base_addr)
>  #ifdef CONFIG_SYS_NAND_READY_PIN
>  	nand->dev_ready = at91_nand_ready;
>  #endif
> -	nand->chip_delay = 75;
> +	nand->chip_delay = 100;
>  #ifdef CONFIG_SYS_NAND_USE_FLASH_BBT
>  	nand->bbt_options |= NAND_BBT_USE_FLASH;
>  #endif
>