Results of i2cdetect showing i2c-0 to i2c-2 are the pixx4 interfaces from the CPU:
i2cdetect -l i2c-3 i2c AMDGPU DM i2c hw bus 0 I2C adapter i2c-1 smbus SMBus PIIX4 adapter port 2 at ff00 SMBus adapter i2c-6 i2c AMDGPU DM i2c hw bus 3 I2C adapter i2c-4 i2c AMDGPU DM i2c hw bus 1 I2C adapter i2c-2 smbus SMBus PIIX4 adapter port 1 at ff20 SMBus adapter i2c-0 smbus SMBus PIIX4 adapter port 0 at ff00 SMBus adapter i2c-7 i2c AMDGPU DM aux hw bus 0 I2C adapter i2c-5 i2c AMDGPU DM i2c hw bus 2 I2C adapter -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1950062 Title: Unable to access CPU i2c interfaces with AMD "Cezanne" CPU's To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1950062/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
