From mboxrd@z Thu Jan 1 00:00:00 1970 From: Josh Wu Date: Wed, 25 Mar 2015 09:52:13 +0800 Subject: [U-Boot] [PATCHv2] ARM: at91: atmel_nand: Support flash based BBT In-Reply-To: <1426845169-1531-1-git-send-email-davidcdueck@googlemail.com> References: <1426845169-1531-1-git-send-email-davidcdueck@googlemail.com> Message-ID: <551214CD.2060005@atmel.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi, David Thanks for the patch. On 3/20/2015 5:52 PM, David Dueck wrote: > 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 Bie?mann > CC: Scott Wood Acked-by: Josh Wu Best Regards, Josh Wu > --- > Changes since v1: > - improve commit message > - add Reviewed-by tag > > 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 b16e3aa..a2016e7 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)