On Tue, 4 Aug 2020 11:39:04 -0700 (PDT), in
gmane.comp.hardware.beagleboard.user "jayasudhaa t.n"
<[email protected]> wrote:
>
> 1. dtb = am57xx-beagleboneai-roboticscape.dtb
Really? My system has am5729-beagleboneai..., NOT am57xx-...
After editing...
-=-=-
debian@bbai:~$ cat /boot/uEnv.txt
#Docs: http://elinux.org/Beagleboard:U-boot_partitioning_layout_2.0
uname_r=4.14.108-ti-r131
#uuid=
dtb=am5729-beagleboneai-roboticscape.dtb
cmdline=coherent_pool=1M net.ifnames=0 rng_core.default_quality=100 quiet
#In the event of edid real failures, uncomment this next line:
#cmdline=coherent_pool=1M net.ifnames=0 rng_core.default_quality=100 quiet
video=HDMI-A-1:1024x768@60e
##enable x15: eMMC Flasher:
##make sure, these tools are installed: dosfstools rsync
#cmdline=init=/opt/scripts/tools/eMMC/init-eMMC-flasher-v3-no-eeprom.sh
debian@bbai:~$
-=-=-
Reboot... Reconnect...
-=-=-
debian@bbai:~$ ls -l /dev/s*
crw------- 1 root root 10, 231 Aug 4 16:21 /dev/snapshot
crw-rw---- 1 root spi 153, 0 Aug 4 16:22 /dev/spidev1.0
crw-rw---- 1 root spi 153, 1 Aug 4 16:22 /dev/spidev1.1
lrwxrwxrwx 1 root root 15 Aug 4 16:21 /dev/stderr -> /proc/self/fd/2
lrwxrwxrwx 1 root root 15 Aug 4 16:21 /dev/stdin -> /proc/self/fd/0
lrwxrwxrwx 1 root root 15 Aug 4 16:21 /dev/stdout -> /proc/self/fd/1
-=-=-
Editing /boot/uEnv.txt to remove the use of that DTB (just commenting
it out) and rebooting...
-=-=-
uname_r=4.14.108-ti-r131
#uuid=
#dtb=am5729-beagleboneai-roboticscape.dtb
-=-=-
debian@bbai:~$ ls -l /dev/s*
crw------- 1 root root 10, 231 Aug 4 16:28 /dev/snapshot
lrwxrwxrwx 1 root root 15 Aug 4 16:27 /dev/stderr -> /proc/self/fd/2
lrwxrwxrwx 1 root root 15 Aug 4 16:27 /dev/stdin -> /proc/self/fd/0
lrwxrwxrwx 1 root root 15 Aug 4 16:27 /dev/stdout -> /proc/self/fd/1
-=-=-
and the system is back to no SPI device.
--
Dennis L Bieber
--
For more options, visit http://beagleboard.org/discuss
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