[flashrom] Support for AT25080

Roy Krikke roykrikke at gmail.com
Wed Mar 18 22:24:47 CET 2015


Hello,

I have compiled the latest version of flashrom (flashrom v0.9.8-r1887)
and hoped
to flash my AT25080. But without suc6.

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*

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 0x00Found 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 0x0Found
Generic flash chip "unknown SPI chip (RDID)" (0 kB, SPI).===This flash part
has status NOT WORKING for operations: PROBE READ ERASE WRITEThe test
status of this chip may have been updated in the latest developmentversion
of flashrom. If you are running the latest development version,please email
a report to flashrom at flashrom.org <flashrom at flashrom.org> if any of the
above operationswork correctly for you with this flash chip. Please include
the flashrom logfile for all operations you tested (see the man page for
details), and mentionwhich 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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