[U-Boot] NAND: bad block in whole chip
Stefan Roese
sr at denx.de
Wed Aug 13 16:44:39 CEST 2008
On Wednesday 13 August 2008, Alemao wrote:
> Now i got all NAND stuffs from u-boot-1.3.4, including common/cmd_nand.c
> and drivers/mtd/nand/*, but still the same problem.
>
> Other components of u-boot can influence NAND behavior?
>
> I saw some people with similar problem using "nand scrub", but im little
> bit afraid with this command...
Yes, you should be. Be careful with this command.
Note that in all cases where I read all NAND blocks as bad, either the NAND
driver had a problem or the hardware had a problem. Are you sure that the
hardware is ok?
Best regards,
Stefan
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