Hello!
I setup a new beaglebone black. I have the problem, that my 2 UARTs are not displayed.
On my “old” BBB:
ls /dev/ttyO
ttyO0 ttyO1 ttyO4
cat /boot/uEnv.txt
#Docs: Beagleboard:U-boot partitioning layout 2.0 - eLinux.org
uname_r=4.9.147-ti-r121
#uuid=
#dtb=###U-Boot Overlays###
###Documentation: Beagleboard:BeagleBoneBlack Debian - eLinux.org
###Master Enable
enable_uboot_overlays=1###Overide capes with eeprom
uboot_overlay_addr0=/lib/firmware/BB-UART1-00A0.dtbo
uboot_overlay_addr1=/lib/firmware/BB-UART4-00A0.dtbo
#uboot_overlay_addr2=/lib/firmware/BB-UART4-00A0.dtbo
#uboot_overlay_addr3=/lib/firmware/BB-UART5-00A0.dtbo###Additional custom capes
uboot_overlay_addr2=/lib/firmware/BB-W1-P9.12-00A0.dtbo
#uboot_overlay_addr5=/lib/firmware/.dtbo
#uboot_overlay_addr6=/lib/firmware/.dtbo
#uboot_overlay_addr7=/lib/firmware/.dtbo###Custom Cape
#dtb_overlay=/lib/firmware/.dtbo###Disable auto loading of virtual capes (emmc/video/wireless/adc)
#disable_uboot_overlay_emmc=1
#disable_uboot_overlay_video=1
#disable_uboot_overlay_audio=1
#disable_uboot_overlay_wireless=1
#disable_uboot_overlay_adc=1###PRUSS OPTIONS
###pru_rproc (4.4.x-ti kernel)
#uboot_overlay_pru=/lib/firmware/AM335X-PRU-RPROC-4-4-TI-00A0.dtbo
###pru_uio (4.4.x-ti, 4.14.x-ti & mainline/bone kernel)
#uboot_overlay_pru=/lib/firmware/AM335X-PRU-UIO-00A0.dtbo##cape Universal Enable
enable_uboot_cape_universal=1###Debug: disable uboot autoload of Cape
#disable_uboot_overlay_addr0=1
#disable_uboot_overlay_addr1=1
#disable_uboot_overlay_addr2=1
#disable_uboot_overlay_addr3=1###U-Boot fdt tweaks… (60000 = 384KB)
#uboot_fdt_buffer=0x60000
###U-Boot Overlays###
cape_disable=bone_capemgr.disable_partno=BB-BONELT-HDMI,BB-BONELT-HDMIN
cape_enable=bone_capemgr.enable_partno=BB-UART1,BB-UART4cmdline=coherent_pool=1M net.ifnames=0 quiet
#In the event of edid real failures, uncomment this next line:
#cmdline=coherent_pool=1M net.ifnames=0 quiet video=HDMI-A-1:1024x768@60e
On my new BBB:
ls /dev/ttyO
no result
cat /boot/uEnv.txt
#Docs: Beagleboard:U-boot partitioning layout 2.0 - eLinux.org
uname_r=5.10.168-ti-r77
#uuid=
#dtb=###U-Boot Overlays###
###Documentation: Beagleboard:BeagleBoneBlack Debian - eLinux.org
###Master Enable
enable_uboot_overlays=1###Overide capes with eeprom
#uboot_overlay_addr0=.dtbo
#uboot_overlay_addr1=.dtbo
#uboot_overlay_addr2=.dtbo
#uboot_overlay_addr3=.dtbo###Additional custom capes
#uboot_overlay_addr4=.dtbo
#uboot_overlay_addr5=.dtbo
#uboot_overlay_addr6=.dtbo
#uboot_overlay_addr7=.dtbo
uboot_overlay_addr0=BB-UART1-00A0.dtbo
uboot_overlay_addr1=BB-UART4-00A0.dtbo
uboot_overlay_addr2=BB-W1-P9.12-00A0.dtbo###Custom Cape
#dtb_overlay=.dtbo###Disable auto loading of virtual capes (emmc/video/wireless/adc)
#disable_uboot_overlay_emmc=1
#disable_uboot_overlay_video=1
#disable_uboot_overlay_audio=1
#disable_uboot_overlay_wireless=1
#disable_uboot_overlay_adc=1##cape Universal Enable
enable_uboot_cape_universal=1###Debug: disable uboot autoload of Cape
#disable_uboot_overlay_addr0=1
#disable_uboot_overlay_addr1=1
#disable_uboot_overlay_addr2=1
#disable_uboot_overlay_addr3=1###U-Boot fdt tweaks… (60000 = 384KB)
#uboot_fdt_buffer=0x60000
###U-Boot Overlays###console=ttyS0,115200n8
cmdline=coherent_pool=1M net.ifnames=0 lpj=1990656 rng_core.default_quality=100 quiet#In the event of edid real failures, uncomment this next line:
#cmdline=coherent_pool=1M net.ifnames=0 lpj=1990656 rng_core.default_quality=100 quiet video=HDMI-A-1:1024x768@60e#Use an overlayfs on top of a read-only root filesystem:
#cmdline=coherent_pool=1M net.ifnames=0 lpj=1990656 rng_core.default_quality=100 quiet overlayroot=tmpfs##enable Generic eMMC Flasher:
#cmdline=init=/usr/sbin/init-beagle-flasher
Did someone see the problem? What did I missing on the new BBB?
Thank you!