i2c-0 smbus SMBus I801 adapter at 0580 SMBus adapter i2c-1 i2c AST i2c bit bus I2C adapter i2c-2 i2c NVIDIA i2c adapter 1 at 2:00.0 I2C adapter i2c-3 i2c NVIDIA i2c adapter 2 at 2:00.0 I2C adapter i2c-4 i2c NVIDIA i2c adapter 1 at 82:00.0 I2C adapter i2c-5 i2c NVIDIA i2c adapter 2 at 82:00.0 I2C adapter