[flashrom] Support for AT25080

[Idwer Vollering]

2015-03-18 22:24 GMT+01:00 Roy Krikke <roykrikke at gmail.com>:
>
> Hello,
>
> I have compiled the latest version of flashrom (flashrom v0.9.8-r1887) and
> hoped to flash my AT25080. But without suc6.

flashrom does not (yet) support this chip. We like patches :)

>
> I have connected a new AT25080 to a Raspberry Pi and hoped to flash the
> device with in system programming (ISP) mode.
>
> First erasing the device with sudo flashrom -E -V -p
> linux_spi:dev=/dev/spidev0.0

The command line command looks just fine, but flashrom doesn't support
this particular flash chip,

>
> No luke :(
>
> snapshot of flashrom below:
> Probing for Generic unknown SPI chip (RDID), 0 kB: RDID byte 0 parity
> violation. probe_spi_rdid_generic: id1 0x00, id2 0x00
> Found Generic flash chip "unknown SPI chip (RDID)" (0 kB, SPI) on linux_spi.
> Probing for Generic unknown SPI chip (REMS), 0 kB: probe_spi_rems: id1 0x0,
> id2 0x0
> Found Generic flash chip "unknown SPI chip (RDID)" (0 kB, SPI).
> ===
> This flash part has status NOT WORKING for operations: PROBE READ ERASE
> WRITE
> The test status of this chip may have been updated in the latest development
> version of flashrom. If you are running the latest development version,
> please email a report to flashrom at flashrom.org if any of the above
> operations
> work correctly for you with this flash chip. Please include the flashrom log
> file for all operations you tested (see the man page for details), and
> mention
> which mainboard or programmer you tested in the subject line.
> Thanks for your help!
> Read is not working on this chip. Aborting.
>
> Any kind of help is welcome, tips on how best to proceed!
>
>
> Thank you very much,
>
> Roy
>
>
>
> My previous post
> --------------------------------------------------------------------------------
> Hello,
>
> Is there support for the AT25080B device from ATMEL? It is not in the
> supported device list.
>
> http://www.atmel.com/Images/Atmel-5228-SEEPROM-AT25080B-160B-Datasheet.pdf
>
> Need to flash the AT25080B which is connected to a 82574L from intel. There
> are two 82574L with two AT25080B on my board. If I read from the first
> AT25080B the data is fine and I can also flash is. But the second one is not
> working at all.
>
> I compared/checked the SPI communication of the first one with the second
> one. This looks the same. So I thought maybe the second AT25080B is broken.
> After replacing it, still the same result.
>
> I hope to get is to work if I could flash is not by the SPI interface of the
> 82574L, but by an in system programming (ISP). Example shown in
> http://satxhackers.org/wp/hack-content/uploads/2013/04/rPI_flashrom.pdf
>
> Any kind of help is welcome.
>
> Thanks,
>
> Roy
>
>
>
>
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