Currently supported features are: Get i2c capabilities (I2C_FUNCS) SMBus Packet Error Checking (PEC) support read_byte write_byte read_byte_data write_byte_data read_word_data write_word_data read_i2c_block_data write_i2c_block_data write_quick process_call read_block_data write_block_data block_process_call i2c_rdwr - combined write/read transactions with repeated start