[patch 3/4] mtd-nand: davinci: correct 4-bit error correction

Artem Bityutskiy dedekind1 at gmail.com
Wed Jul 21 06:36:51 EDT 2010


On Tue, 2010-07-20 at 15:24 -0700, akpm at linux-foundation.org wrote:
> From: Sudhakar Rajashekhara <sudhakar.raj at ti.com>
> 
> On TI's DA830/OMAP-L137, DA850/OMAP-L138 and DM365, after setting the
> 4BITECC_ADD_CALC_START bit in the NAND Flash control register to 1 and
> before waiting for the NAND Flash status register to be equal to 1, 2 or
> 3, we have to wait till the ECC HW goes to correction state.  Without this
> wait, ECC correction calculations will not be proper.
> 
> This has been tested on DA830/OMAP-L137, DA850/OMAP-L138, DM355 and DM365
> EVMs.
> 
> Signed-off-by: Sudhakar Rajashekhara <sudhakar.raj at ti.com>
> Acked-by: Sneha Narnakaje <nsnehaprabha at ti.com>
> Cc: David Woodhouse <dwmw2 at infradead.org>
> Cc: Anton Vorontsov <cbouatmailru at gmail.com>
> Signed-off-by: Andrew Morton <akpm at linux-foundation.org>

Just pushed this to my l2-mtd-2.6 / master tree as well.

-- 
Best Regards,
Artem Bityutskiy (Артём Битюцкий)




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