Контроллер микрофона: список регистров

  Unused

  RXFIFO_OVERRUN_IRQ_PENDING

DMIC RXFIFO Overrun Pending Interrupt
0: No pending IRQ
1: RXFIFO overrun pending IRQ
Writing 1 to clear this interrupt or automatically clear if interrupt condition fails.

  RXFIFO_DATA_IRQ_PENDING

DMIC RXFIFO Data Available Pending Interrupt
0: No pending IRQ
1: Data available pending IRQ
Writing 1 to clear this interrupt or automatically clear if interrupt condition fails.

Команда U-Boot для чтения регистра

Bit fields structure

typedef union  dmic_ints
{
  struct
  {
   unsigned rxfifo_data_irq_pending : 1;
   unsigned rxfifo_overrun_irq_pending : 1;
   unsigned unused0 : 30;
  } b;
   unsigned long w;
} DMIC_INTS