From da78fb541494ac778a0fe66cc02e2fea33e228d9 Mon Sep 17 00:00:00 2001 From: David Dueck <davidcdueck@googlemail.com> Date: Fri, 20 Mar 2015 10:52:49 +0100 Subject: [PATCH] ARM: at91: atmel_nand: Support flash based BBT MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Add support for on-flash bad block table. This makes U-Boot handle an existing BBT correctly. Signed-off-by: David Dueck <davidcdueck@googlemail.com> Reviewed-by: Boris BREZILLON <boris.brezillon@free-electrons.com> CC: Boris BREZILLON <boris.brezillon@free-electrons.com> CC: Josh Wu <josh.wu@atmel.com> CC: Andreas BieÃmann <andreas.devel@googlemail.com> CC: Scott Wood <scottwood@freescale.com> Acked-by: Josh Wu <josh.wu@atmel.com> --- drivers/mtd/nand/atmel_nand.c | 6 ++++++ 1 file changed, 6 insertions(+) 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) -- 2.39.5