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

Josh Wu josh.wu at atmel.com
Tue Nov 24 09:26:53 CET 2015


The tR is 100us in the datasheet section: Array Characteristics

Signed-off-by: Josh Wu <josh.wu at 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
-- 
1.9.1



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