[U-Boot] [PATCH 3/3 V2] ARM: mxs: Fix NAND FCB flashing
Marek Vasut
marex at denx.de
Wed Aug 28 10:40:34 CEST 2013
Dear Marek Vasut,
> Fix the method of flashing FCB blocks into NAND. The new env
> writes all four FCB blocks and also does not scrub such a big
> part of the NAND. This fixed complains about busted NAND blocks
> in Linux.
>
> Signed-off-by: Marek Vasut <marex at denx.de>
> Cc: Fabio Estevam <fabio.estevam at freescale.com>
> Cc: Stefano Babic <sbabic at denx.de>
> ---
> include/configs/m28evk.h | 23 +++++++++++++++++++++--
> include/configs/mx28evk.h | 23 +++++++++++++++++++++--
> 2 files changed, 42 insertions(+), 4 deletions(-)
>
> V2: Write the whole stride (64 pages) in the FCB case, not only one page.
>
> diff --git a/include/configs/m28evk.h b/include/configs/m28evk.h
> index eba8759..6e1ecbe 100644
> --- a/include/configs/m28evk.h
> +++ b/include/configs/m28evk.h
> @@ -170,11 +170,30 @@
> "nand info ; " \
> "setexpr fcb_sz ${update_nand_stride} * ${update_nand_count};" \
> "setexpr update_nand_fcb ${fcb_sz} * ${nand_writesize}\0" \
> + "update_nand_write_fcb=" \
> + "setenv i ${update_nand_count} ; " \
> + "setenv update_nand_offset 0x0 ; " \
> + "setexpr update_nand_step " \
> + "${update_nand_stride} * ${nand_writesize} ; " \
> + "while test ${i} -gt 0 ; do " \
> + "echo ${update_nand_offset} ; " \
> + "nand scrub -y ${update_nand_offset} " \
> + "${nand_erasesize} ; " \
> + "nand write.raw ${loadaddr} " \
> + "${update_nand_offset} " \
> + "${update_nand_stride} ; " \
Uh, I think this might need to be update_nand_step instead of update_nand_stride
here.
[...]
Best regards,
Marek Vasut
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