In a dual processor mobile device one processor is a radio processor and
one processor is an application processor, the mobile device further
including a polyphonic audio chip, a method and apparatus for audio
control, the method having the steps of: connecting the polyphonic audio
chip between the controller and a highly integrated audio codec;
connecting the radio processor to the highly integrated audio codec;
controlling the highly integrated audio codec from the radio processor;
and coordinating between the application processor and the radio
processor to allow the radio processor to control the highly integrated
audio codec through the radio processor.