[coreboot] Yet another idea of an SPI flash chip programmer
Joseph Smith
joe at settoplinux.org
Mon Dec 22 15:13:29 CET 2008
On Mon, 22 Dec 2008 19:45:00 +0800, "FENG Yu Ning"
<fengyuning1984 at gmail.com> wrote:
> There are lots of flash programmer out there, but none of them (those
> I know about) fits my requirement well.
>
> I would like a programmer to be:
>
> * able to program SPI flash chips,
> * not slow (program 512k bytes in 3 mins),
> * with a driver whose source code is available (or not difficult to
write
> one),
> * simple, and
> * cheap.
>
> There is one that almost does the job,
>
> http://www.malinov.com/Home/sergeys-projects/spi-flash-programmer
>
> but
> [0] would it be very slow?
>
>
> Recently I find a chip FT2232x
>
> http://www.ftdichip.com/Products/FT2232C.htm
>
> It seems that the chip's IO could be configured to work in bit-bang
> mode and thus able to implement as an SPI I/F.
>
>
> [1] I think it is easy to build a prototype programmer using this chip.
Is
> it?
> [2] Is the programmer going to meet my requirement?
>
Wow, If that can be used for SPI than the Paraflasher can definitely be
used for SPI. It would just require software to support it :-)
--
Thanks,
Joseph Smith
Set-Top-Linux
www.settoplinux.org
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