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| author | Sergej.Stepanov@ids.de <Sergej.Stepanov@ids.de> | 2010-11-23 20:38:36 +0300 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2010-12-03 19:34:24 +0300 |
| commit | eeda667a29698b9a4d16dce8979afc6f512f3c42 (patch) | |
| tree | 6699d43767e73a4010ab74371e93b96e9757a187 /drivers/mtd/nand/fsl_elbc_nand.c | |
| parent | a7e93dcd9aacb3ef4acfcc4310577f3ae0741821 (diff) | |
| download | linux-eeda667a29698b9a4d16dce8979afc6f512f3c42.tar.xz | |
mtd: fsl_elbc_nand: fix jffs2 problem after NAND-flash image record in u-boot
This patch should fix the following problem:
1. the jffs2-image update in the u-boot was ok
2. first restart and first mount of the NAND-flash-partition was also ok
3. before the restart of controller there are no any activity on NAND-flash except of the jffs2_gcd_mtdX-process ...
4. BUT after the second restart the NAND-flash-partition could not be really used after the second mount,
dmesg filled with messages:
...
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x03ce0000: 0xc0ff instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x03d00000: 0xc0ff instead
....
Just for for info:
the behaviour observed on mpc8313-based board with the large-page NAND.
The only activity on NAND-flash was the garbage collector process, that looks for CLEANMARKER-nodes
As Scott said it was broken by commit 3ab8f2a2e7011c5e83363b42950757e46ef06824
Signed-off-by: Sergej Stepanov <Sergej.Stepanov@ids.de>
--
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd/nand/fsl_elbc_nand.c')
| -rw-r--r-- | drivers/mtd/nand/fsl_elbc_nand.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/mtd/nand/fsl_elbc_nand.c b/drivers/mtd/nand/fsl_elbc_nand.c index c141b07b25d1..7a13d42cbabd 100644 --- a/drivers/mtd/nand/fsl_elbc_nand.c +++ b/drivers/mtd/nand/fsl_elbc_nand.c @@ -388,6 +388,8 @@ static void fsl_elbc_cmdfunc(struct mtd_info *mtd, unsigned int command, "page_addr: 0x%x, column: 0x%x.\n", page_addr, column); + elbc_fcm_ctrl->column = column; + elbc_fcm_ctrl->oob = 0; elbc_fcm_ctrl->use_mdr = 1; fcr = (NAND_CMD_STATUS << FCR_CMD1_SHIFT) | |