[U-Boot] [PATCH] kirkwood_nand: allow usage of NAND_ECC_SOFT_BCH

Scott Wood scottwood at freescale.com
Mon Feb 11 20:25:20 CET 2013


On 02/10/2013 09:39:08 PM, Prafulla Wadaskar wrote:
> 
> 
> > -----Original Message-----
> > From: Holger Brunck [mailto:holger.brunck at keymile.com]
> > Sent: 16 January 2013 14:04
> > To: u-boot at lists.denx.de
> > Cc: Gerlando Falauto; Holger Brunck; Valentin Longchamp; Prafulla
> > Wadaskar
> > Subject: [PATCH] kirkwood_nand: allow usage of NAND_ECC_SOFT_BCH
> >
> > From: Gerlando Falauto <gerlando.falauto at keymile.com>
> >
> > If CONFIG_NAND_ECC_BCH is set use 4-bit error correction code  
> instead
> > of
> > the 1-bit error correction code on the NAND device.
> >
> > Signed-off-by: Gerlando Falauto <gerlando.falauto at keymile.com>
> > Signed-off-by: Holger Brunck <holger.brunck at keymile.com>
> > cc: Valentin Longchamp <valentin.longchamp at keymile.com>
> > cc: Prafulla Wadaskar <prafulla at marvell.com>
> > ---
> >  drivers/mtd/nand/kirkwood_nand.c |    4 ++++
> >  1 files changed, 4 insertions(+), 0 deletions(-)
> >
> > diff --git a/drivers/mtd/nand/kirkwood_nand.c
> > b/drivers/mtd/nand/kirkwood_nand.c
> > index bdab5aa..0a99a10 100644
> > --- a/drivers/mtd/nand/kirkwood_nand.c
> > +++ b/drivers/mtd/nand/kirkwood_nand.c
> > @@ -74,7 +74,11 @@ void kw_nand_select_chip(struct mtd_info *mtd,  
> int
> > chip)
> >  int board_nand_init(struct nand_chip *nand)
> >  {
> >  	nand->options = NAND_COPYBACK | NAND_CACHEPRG | NAND_NO_PADDING;
> > +#if defined(CONFIG_NAND_ECC_BCH)
> > +	nand->ecc.mode = NAND_ECC_SOFT_BCH;
> > +#else
> >  	nand->ecc.mode = NAND_ECC_SOFT;
> > +#endif
> >  	nand->cmd_ctrl = kw_nand_hwcontrol;
> >  	nand->chip_delay = 40;
> >  	nand->select_chip = kw_nand_select_chip;
> 
> Acked-by: Prafulla Wadaskar <prafulla at marvell.com>
> Will pull this latter.

Acked-by: Scott Wood <scottwood at freescale.com>

-Scott


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