STICKY: Optional interfaces (I2C, I2S, SPI) and Device Tree

[baal86]

Regarding the

Code: Select all

RTNETLINK answers: Numerical argument out of domain

error:

This is actually a hardware problem. Your oscillator on the CAN baor dis not fast enough. (Let me guess: You've got an 8MHz crystal?) If you replace it with a 16MHz crystal and update your config it works.

[scorpion_08]

i tried by replacing crystal with 12Mhz. i updated config.txt. but still i get same error..
RTNETLINK answers: Numerical argument out of domain

[trieup]

I am running CentOS.
I added the line :

dtparam=i2c_arm=on

to the end on the config.txt then reboot. After reboot I ran the test program and still get the error:
Unable to open I2C device: No file or directory.
You have mentioned manual load the I2C-dev. can you give more details. I am running CentOS.