From: David Dueck Date: Fri, 20 Mar 2015 09:52:49 +0000 (+0100) Subject: ARM: at91: atmel_nand: Support flash based BBT X-Git-Tag: v2015.04-rc5~1^2~6 X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=da78fb541494ac778a0fe66cc02e2fea33e228d9;p=oweals%2Fu-boot.git ARM: at91: atmel_nand: Support flash based BBT Add support for on-flash bad block table. This makes U-Boot handle an existing BBT correctly. Signed-off-by: David Dueck Reviewed-by: Boris BREZILLON CC: Boris BREZILLON CC: Josh Wu CC: Andreas Bießmann CC: Scott Wood Acked-by: Josh Wu --- diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c index b16e3aa157..a2016e7945 100644 --- a/drivers/mtd/nand/atmel_nand.c +++ b/drivers/mtd/nand/atmel_nand.c @@ -1456,6 +1456,9 @@ int board_nand_init(struct nand_chip *nand) nand->dev_ready = at91_nand_wait_ready; #endif nand->chip_delay = 20; +#ifdef CONFIG_SYS_NAND_USE_FLASH_BBT + nand->bbt_options |= NAND_BBT_USE_FLASH; +#endif #ifdef CONFIG_ATMEL_NAND_HWECC #ifdef CONFIG_ATMEL_NAND_HW_PMECC @@ -1522,6 +1525,9 @@ int atmel_nand_chip_init(int devnum, ulong base_addr) nand->dev_ready = at91_nand_ready; #endif nand->chip_delay = 75; +#ifdef CONFIG_SYS_NAND_USE_FLASH_BBT + nand->bbt_options |= NAND_BBT_USE_FLASH; +#endif ret = nand_scan_ident(mtd, CONFIG_SYS_NAND_MAX_CHIPS, NULL); if (ret)