mtd: atmel_nand: increase chip_delay

Some nand with 8k page size like Micron MT29F32G08ABAAAWP need more than 20us.

Signed-off-by: Raphaël Poggi <poggi.raph@gmail.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index e321c564ff05..77bd877d8f28 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -2099,7 +2099,7 @@ static int atmel_nand_probe(struct platform_device *pdev)
         }
 
         nand_chip->ecc.mode = host->board.ecc_mode;
-        nand_chip->chip_delay = 20;             /* 20us command delay time */
+        nand_chip->chip_delay = 40;             /* 40us command delay time */
 
         if (host->board.bus_width_16)   /* 16-bit bus width */
                 nand_chip->options |= NAND_BUSWIDTH_16;