[U-Boot] [PATCH V2] mtd: mxc_nand: Fix crash after MTD resync

[Scott Wood <scottwood@freescale.com>]

Oh, sorry... didn't realize the release was in three days. :-(

I'll send a pull request.

-Scott

On 07/12/2013 08:26:04 AM, Marek Vasut wrote:
> Hi,
> 
> Tom/Stefano, can you pick this for .07? Otherwise all mxc with NAND  
> are broken.
> 
> Thanks
> 
> > The driver triggered a BUG() in nand_base.c:3214/nand_scan_tail()
> > because the ecc.strength was not set in NAND_ECC_HW_SYNDROME ECC
> > mode.
> >
> > Signed-off-by: Marek Vasut <marex@denx.de>
> > Cc: Benoit Thebaudeau <benoit.thebaudeau@advansee.com>
> > Cc: Fabio Estevam <fabio.estevam@freescale.com>
> > Cc: Scott Wood <scottwood@freescale.com>
> > Cc: Stefano Babic <sbabic@denx.de>
> > ---
> >  drivers/mtd/nand/mxc_nand.c |   10 ++++------
> >  1 file changed, 4 insertions(+), 6 deletions(-)
> >
> > V2: Set ecc.strength for both NAND_ECC_HW and NAND_ECC_HW_SYNDROME  
> mode
> >
> > diff --git a/drivers/mtd/nand/mxc_nand.c  
> b/drivers/mtd/nand/mxc_nand.c
> > index ac435f2..40b0741 100644
> > --- a/drivers/mtd/nand/mxc_nand.c
> > +++ b/drivers/mtd/nand/mxc_nand.c
> > @@ -1242,12 +1242,10 @@ int board_nand_init(struct nand_chip *this)
> >  		this->ecc.mode = NAND_ECC_HW;
> >  	}
> >
> > -	if (this->ecc.mode == NAND_ECC_HW) {
> > -		if (is_mxc_nfc_1())
> > -			this->ecc.strength = 1;
> > -		else
> > -			this->ecc.strength = 4;
> > -	}
> > +	if (is_mxc_nfc_1())
> > +		this->ecc.strength = 1;
> > +	else
> > +		this->ecc.strength = 4;
> >
> >  	host->pagesize_2k = 0;
> 
> Best regards,
> Marek Vasut
> 
> 
>