Re: [U-Boot] [PATCH 3/4] atmel_nand: increase more delay to support MT29F32G08CBADA

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