Also, just in case anyone is reading this, my GPIO assumptions above were incorrect. The numbers are the GPIO pin numbers, not the commands themselves. So 0x03 is FPHP_CTRLFE, 0x04 is CTRLFE_Mute, etc. These are set with verb 0x715, GPIO data.
Also, just in case anyone is reading this, my GPIO assumptions above were incorrect. The numbers are the GPIO pin numbers, not the commands themselves. So 0x03 is FPHP_CTRLFE, 0x04 is CTRLFE_Mute, etc. These are set with verb 0x715, GPIO data.