Messages in this thread | | | From | "Vaittinen, Matti" <> | Subject | Re: beaglebone black boot failure Linux v5.15.rc1 | Date | Thu, 30 Sep 2021 09:41:10 +0000 |
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Hi dee Ho peeps.
On 9/30/21 11:10, Tony Lindgren wrote: > * Robert Nelson <robertcnelson@gmail.com> [210924 18:41]: >> On Wed, Sep 22, 2021 at 4:28 AM Vaittinen, Matti >> <Matti.Vaittinen@fi.rohmeurope.com> wrote: >>> Maybe a stupid question - how to find out the exact revision? >> >> Run: >> >> hexdump -e '8/1 "%c"' /sys/bus/i2c/devices/0-0050/eeprom -n 28 | cut -b 5-28 >> >> Then lookup: >> >> https://github.com/beagleboard/image-builder/blob/master/readme.md
Thanks! What I read out was: A335BNLT00C03614BBBK9018
which I assume means the Rev C. (Two of the boards have element 14 printed on PCB, one has beagleboard.)
> > So do I need some kernel module for this with the mainline kernel > loaded? I don't have eeprom listed under 0-0050. > > I also see eeprom only for am335x-pocketbeagle.dts and > am57xx-beagle-x15-common.dtsi so maybe it should be justd added?
I did have the eeprom driver load and eeprom accessible - and I don't think I have any DTS modifications. Perhaps you just don't have the correct eeprom driver enabled at config?
Best Regards -- Matti
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