RE: No more software ECC in omap2.c NAND driver. Why?

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> -----Original Message-----
> From: Grant Erickson [mailto:marathon96@xxxxxxxxx]
> Sent: Monday, November 22, 2010 11:39 AM
> To: Charles Manning
> Cc: linux-omap@xxxxxxxxxxxxxxx; Grazvydas Ignotas; Ghorai, Sukumar
> Subject: Re: No more software ECC in omap2.c NAND driver. Why?
> 
> On 11/21/10 1:01 PM, Charles Manning wrote:
> > Just recompiling with the CONFIG_MTD_NAND_OMAP_HWECC define commented
> out did
> > not result in a working system. I suspect there is more tto the problem
> than
> > this.
> 
> FWIW, I had the exact same issues with my Mistral AM37x EVM board. I not
> only had to remove/deassert CONFIG_MTD_NAND_OMAP_HWECC, but also had to
> roll
> back nand_base.c and nand_bbt.c back to their 2.6.32 versions (later ones
> between .32 and .35 might have worked but I didn't bother trying) to be
> able
> to read, error-free and correctly, NAND that was erased and written with a
> .32-era kernel.
[Ghorai] are you trying again?
How do you flush the FS (form u-boot or from kernel, nandwrite)? And let me know the test you are doing, to know the steps to reproduce in my platform - zoom/sdp.
 
> 
> Best,
> 
> Grant Erickson
> 

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