Am Donnerstag, den 14.04.2011, 11:15 +0200 schrieb Jan Weitzel:
> nand_scan calls nand_scan_ident and nand_scan_tail, setting values like
> oobvail
> according to ecc.layout. If we change the layout afterwards values are wrong.
>
> Signed-off-by: Jan Weitzel <j.weit...@phytec.de>
> ---
> drivers/mtd/nand/omap2.c | 10 ++++++++--
> 1 files changed, 8 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c
> index da9a351..288423f 100644
> --- a/drivers/mtd/nand/omap2.c
> +++ b/drivers/mtd/nand/omap2.c
> @@ -1073,9 +1073,9 @@ static int __devinit omap_nand_probe(struct
> platform_device *pdev)
> /* DIP switches on some boards change between 8 and 16 bit
> * bus widths for flash. Try the other width if the first try fails.
> */
> - if (nand_scan(&info->mtd, 1)) {
> + if (nand_scan_ident(&info->mtd, 1, NULL)) {
> info->nand.options ^= NAND_BUSWIDTH_16;
> - if (nand_scan(&info->mtd, 1)) {
> + if (nand_scan_ident(&info->mtd, 1, NULL)) {
> err = -ENXIO;
> goto out_release_mem_region;
> }
> @@ -1101,6 +1101,12 @@ static int __devinit omap_nand_probe(struct
> platform_device *pdev)
> info->nand.ecc.layout = &omap_oobinfo;
> }
>
> + /* second phase scan */
> + if (nand_scan_tail(&info->mtd)) {
> + err = -ENXIO;
> + goto out_release_mem_region;
> + }
> +
> #ifdef CONFIG_MTD_PARTITIONS
> err = parse_mtd_partitions(&info->mtd, part_probes, &info->parts, 0);
> if (err > 0)
So no comments? Is any rework needed? Without this patch I am not able
to mount partions with OMAP_ECC_HAMMING_CODE_HW_ROMCODE.
Regards, Jan
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