[U-Boot] [PATCH v4] dfu, nand: before write a buffer to nand, erase the nand sectors

[Scott Wood <scottwood@freescale.com>]

On 06/24/2013 11:50:40 AM, Heiko Schocher wrote:
> before writing the received buffer to nand, erase the nand
> sectors. If not doing this, nand write fails. See for
> more info here:
> 
> http://lists.denx.de/pipermail/u-boot/2013-June/156361.html
> 
> Using the nand erase option "spread", maybe overwrite
> blocks on, for example another mtd partition, if the
> erasing range contains bad blocks.
> So a limit option is added to nand_erase_opts()
> 
> Signed-off-by: Heiko Schocher <hs@denx.de>
> Cc: Scott Wood <scottwood@freescale.com>
> Cc: Pantelis Antoniou <panto@antoniou-consulting.com>
> Cc: Lukasz Majewski <l.majewski@samsung.com>
> Cc: Kyungmin Park <kyungmin.park@samsung.com>
> Cc: Marek Vasut <marex@denx.de>
> Cc: Tom Rini <trini@ti.com>
> 
> ---
> - changes for v2:
>   - use opts.spread as Scott Wood suggested
> - changes for v3:
>   - add opts.lim as Scott Wood suggested
> - changes for v4:
>   - fix boundary check as Scott Wood mentioned

Applied to u-boot-nand-flash

-Scott