diff options
| author | Scott Wood <scottwood@freescale.com> | 2011-02-02 18:15:57 -0600 |
|---|---|---|
| committer | Scott Wood <scottwood@freescale.com> | 2011-04-01 14:49:08 -0500 |
| commit | 6f2ffc3da2b794c3ee44d1a5ab5bcbe4b0851bd3 (patch) | |
| tree | 452b37816d160cadd92aaa65f9f990ba9fb6fa09 /drivers/mtd/nand | |
| parent | 19b54a701811220221fc4d5089a2bb18892018ca (diff) | |
| download | u-boot-imx-6f2ffc3da2b794c3ee44d1a5ab5bcbe4b0851bd3.zip u-boot-imx-6f2ffc3da2b794c3ee44d1a5ab5bcbe4b0851bd3.tar.gz u-boot-imx-6f2ffc3da2b794c3ee44d1a5ab5bcbe4b0851bd3.tar.bz2 | |
NAND: add more watchdog resets
Poke the watchdog in a variety of looping constructs, which could take
a long time to complete.
Signed-off-by: Scott Wood <scottwood@freescale.com>
Diffstat (limited to 'drivers/mtd/nand')
| -rw-r--r-- | drivers/mtd/nand/nand_base.c | 6 | ||||
| -rw-r--r-- | drivers/mtd/nand/nand_util.c | 2 |
2 files changed, 8 insertions, 0 deletions
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index 70c0593..b9bd394 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -1156,6 +1156,8 @@ static int nand_do_read_ops(struct mtd_info *mtd, loff_t from, oob = ops->oobbuf; while(1) { + WATCHDOG_RESET(); + bytes = min(mtd->writesize - col, readlen); aligned = (bytes == mtd->writesize); @@ -1485,6 +1487,7 @@ static int nand_do_read_oob(struct mtd_info *mtd, loff_t from, page = realpage & chip->pagemask; while(1) { + WATCHDOG_RESET(); sndcmd = chip->ecc.read_oob(mtd, chip, page, sndcmd); len = min(len, readlen); @@ -1884,6 +1887,8 @@ static int nand_do_write_ops(struct mtd_info *mtd, loff_t to, memset(chip->oob_poi, 0xff, mtd->oobsize); while(1) { + WATCHDOG_RESET(); + int bytes = mtd->writesize; int cached = writelen > bytes && page != blockmask; uint8_t *wbuf = buf; @@ -2215,6 +2220,7 @@ int nand_erase_nand(struct mtd_info *mtd, struct erase_info *instr, instr->state = MTD_ERASING; while (len) { + WATCHDOG_RESET(); /* * heck if we have a bad block, we do not erase bad blocks ! */ diff --git a/drivers/mtd/nand/nand_util.c b/drivers/mtd/nand/nand_util.c index 8b4f738..5a6f7ae 100644 --- a/drivers/mtd/nand/nand_util.c +++ b/drivers/mtd/nand/nand_util.c @@ -542,6 +542,8 @@ int nand_write_skip_bad(nand_info_t *nand, loff_t offset, size_t *length, pages = write_size / pagesize_oob; for (page = 0; page < pages; page++) { + WATCHDOG_RESET(); + ops.datbuf = p_buffer; ops.oobbuf = ops.datbuf + pagesize; |