Enable I2C on a Banana Pi BPI-F3

[pezi]

Armbian Version
 

BOARD=bananapif3
BOARD_NAME="BananaPi BPI-F3"
BOARDFAMILY=spacemit
BUILD_REPOSITORY_URL=https://github.com/armbian/build
BUILD_REPOSITORY_COMMIT=2f1fa5f40
LINUXFAMILY=spacemit
ARCH=riscv
BOOT_SOC=
IMAGE_TYPE=nightly
BOARD_TYPE=csc
INITRD_ARCH=riscv
KERNEL_IMAGE_TYPE=Image
KERNEL_TARGET=current
KERNEL_TEST_TARGET=
FORCE_BOOTSCRIPT_UPDATE=
FORCE_UBOOT_UPDATE=
OVERLAY_DIR=""
VENDOR="Armbian"
VENDORDOCS="https://docs.armbian.com"
VENDORURL="https://www.armbian.com/"
VENDORSUPPORT="https://forum.armbian.com"
VENDORBUGS="https://www.armbian.com/bugs"
VERSION=25.5.0-trunk.52
REVISION=25.5.0-trunk.52
BRANCH=current

I tried to enbale the I2C bus according followig documentation - but it didn't work for me.
 

https://forum.banana-pi.org/t/bananapif3-gpio-wiringpi-gpiod-python3-periphery-adafruit-blinka-and-luma-examples/18948

https://paste.armbian.de/furuzimipu

 

[    0.535367] /soc/i2c@d401d800/spm8821@41: Fixed dependency cycle(s) with /soc/i2c@d401d800/spm8821@41/regulators/DCDC_REG5
[    0.558741] raid6: int64x8  gen()  1179 MB/s
[    0.559346] spacemit-regulator spacemit-regulator@spm8821: DMA mask not set
[    0.599031] /soc/i2c@d401d800/spm8821@41: Fixed dependency cycle(s) with /soc/i2c@d401d800/spm8821@41/regulators

 

Edited February 13 by pezi
ad paste.armbian.de/

[c0rnelius]

`sudo modprobe i2c-dev` ?

[pezi]

Thanks for this hint, this step was missing!