[beagleboard] Wow: BBAI and BBB: Bootprocess

2021-02-18 Thread Georg Gast
Dear BB users, This is just a "success story" and how i am astonished about the good mainline support of both boards. The last few days i made some experiments comparing the BBAI and the BBB. I created a nfsboot environment and used mainline 5.10.15 kernel and u-boot 2021.01. As userland i

Re: [beagleboard] Re: BBB Core Temperature

2021-02-14 Thread Georg Gast
/AM335x_Thermal_Considerations Am 14. Februar 2021 19:09:55 MEZ schrieb Georg Gast : >On an image from 2014 it is located on >"/sys/devices/ocp.3/44e10448.bandgap/temp1_input". Its kernel >3.8.13-bone50 >and the dogtag is: "BeagleBoard.org BeagleBone Debian Image 2014-05-14&

[beagleboard] Re: BBB Core Temperature

2021-02-14 Thread Georg Gast
On an image from 2014 it is located on "/sys/devices/ocp.3/44e10448.bandgap/temp1_input". Its kernel 3.8.13-bone50 and the dogtag is: "BeagleBoard.org BeagleBone Debian Image 2014-05-14" Maybe i can investigate the dts and find whats the driver. Georg Gast schrieb am Sonnt

[beagleboard] BBB Core Temperature

2021-02-14 Thread Georg Gast
Dear BBB users, i cant find a way to query the cpu core temperature on a BBB. From other boards and PCs there is often a sysfs entry like "/sys/devices/virtual/thermal/thermal_zone0/temp" On new BBB images i cant find such a entry. I tried the latest

Re: [beagleboard] Beaglebone AI Bootsequence

2020-11-18 Thread Georg Gast
Nov 18, 2020 at 10:20 AM Georg Gast wrote: > > > > Hello Robert, > > thanks for the answer. So may i sumarize how the BBAI boots: > > > > The Am5729 on the BBAI boots like: > > - Reset Vector in the Arm start from an internal firmware. > > - The internal fi

Re: [beagleboard] Beaglebone AI Bootsequence

2020-11-18 Thread Georg Gast
://gitlab.denx.de/u-boot/u-boot/-/blob/master/board/ti/am57xx/board.c#L834 [4] https://gitlab.denx.de/u-boot/u-boot/-/blob/master/board/ti/am57xx/board.c#L860 RobertCNelson schrieb am Dienstag, 17. November 2020 um 23:48:38 UTC+1: > On Tue, Nov 17, 2020 at 4:29 PM Georg Gast wrote: > > > &

[beagleboard] Beaglebone AI Bootsequence

2020-11-17 Thread Georg Gast
Hi everyone, i have an old Beaglebone Black (short after it was released) and now i got a new BBAI. The BBB i could run with a mainline kernel and mainline u-boot and a stock Debian/armhf. I build u-boot from source and rest was qemu-debootstraped. For other SBC's like the Pi4 there is a