mtd erase error
Todd Poynor
tpoynor at mvista.com
Fri Apr 29 18:00:57 EDT 2005
Talat Ozyagcilar wrote:
...
> mtdblock: writing cached data for "RootFS" at 0x0, size 0x20000
> Chip reports voltage low on erase: status 0xa8
...
> Is this really a hardware problem, or has anybody come across this?
It means the driver for the chip's connection to your board (probably)
isn't raising the voltage to the proper level (called VPP in the mtd
code) required by the chip for an erase operation. Various code paths
can nest VPP enables/disables in unbalanced ways, often causing
problems. If this is the case in your situation, info in
http://lists.infradead.org/pipermail/linux-mtd/2005-January/011517.html
may help.
--
Todd
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