Allwinner A20 - Digital Audio Interface Register List; Digital Audio Interface Register Description

A20 User Manual (Revision 1.2) Copyright © 2013 Allwinner Technology Co., Ltd. All Rights Reserved. Page 700 / 812
6.9.4. Digital Audio Interface Register List
Module Name
Base Address
DA0
0x01C22400
DA1
0x01C22000
Register Name
Offset
Description
DA_CTL
0x00
Digital Audio Control Register
DA_FAT0
0x04
Digital Audio Format Register 0
DA_FAT1
0x08
Digital Audio Format Register 1
DA_TXFIFO
0x0C
Digital Audio TX FIFO Register
DA_RXFIFO
0x10
Digital Audio RX FIFO Register
DA_FCTL
0x14
Digital Audio FIFO Control Register
DA_FSTA
0x18
Digital Audio FIFO Status Register
DA_INT
0x1C
Digital Audio Interrupt Control Register
DA_ISTA
0x20
Digital Audio Interrupt Status Register
DA_CLKD
0x24
Digital Audio Clock Divide Register
DA_TXCNT
0x28
Digital Audio RX Sample Counter Register
DA_RXCNT
0x2C
Digital Audio TX Sample Counter Register
DA_TXCHSEL
0x30
Digital Audio TX Channel Select register
DA_TXCHMAP
0x34
Digital Audio TX Channel Mapping Register
6.9.5. Digital Audio Interface Register Description
6.9.5.1. DIGITAL AUDIO CONTROL REGISTER
Offset: 0x00
Register Name: DA_CTL
Default Value: 0x0000_0000
Bit
Read/Write
Default
Description
31:12
/
/
/
11
R/W
0
SDO3_EN