i2c-3 smbus SMBus nForce2 adapter at 3040 SMBus adapter i2c-1 i2c nvkm-0000:05:00.0-bus-0001 I2C adapter i2c-4 smbus SMBus nForce2 adapter at 3000 SMBus adapter i2c-2 i2c nvkm-0000:05:00.0-bus-0002 I2C adapter i2c-0 i2c nvkm-0000:05:00.0-bus-0000 I2C adapter