Tlv320aic31.h说明文档

#ifndef _INC_TLV320AIC31
#define  _INC_TLV320AIC31       

#define     IN2LR_2_LEFT_ADC_CTRL 0x0
#define     IN2LR_2_RIGTH_ADC_CTRL 0x1
#define     IN1L_2_LEFT_ADC_CTRL 0x2
#define     IN1R_2_RIGHT_ADC_CTRL 0x3
#define     PGAL_2_HPLOUT_VOL_CTRL 0x4
#define     PGAR_2_HPLOUT_VOL_CTRL 0x5
#define     DACL1_2_HPLOUT_VOL_CTRL 0x6
#define     DACR1_2_HPLOUT_VOL_CTRL 0x7
#define     HPLOUT_OUTPUT_LEVEL_CTRL 0x8
#define     PGAL_2_HPLCOM_VOL_CTRL 0x9
#define     PGAR_2_HPLCOM_VOL_CTRL 0xa
#define     DACL1_2_HPLCOM_VOL_CTRL 0xb
#define     DACR1_2_HPLCOM_VOL_CTRL 0xc
#define     HPLCOM_OUTPUT_LEVEL_CTRL 0xd
#define     PGAR_2_HPROUT_VOL_CTRL 0xf
#define     DACR1_2_HPROUT_VOL_CTRL 0x10
#define     HPROUT_OUTPUT_LEVEL_CTRL 0x11
#define     PGAR_2_HPRCOM_VOL_CTRL 0x12
#define     DACR1_2_HPRCOM_VOL_CTRL 0X13
#define     HPRCOM_OUTPUT_LEVEL_CTRL 0x14
#define     PGAL_2_LEFT_LOP_VOL_CTRL 0x15
#define     DACL1_2_LEFT_LOP_VOL_CTRL 0x16
#define     LEFT_LOP_OUTPUT_LEVEL_CTRL 0x17
#define     PGAR_2_RIGHT_LOP_VOL_CTRL 0x18
#define     DACR1_2_RIGHT_LOP_VOL_CTRL 0x19
#define     RIGHT_LOP_OUTPUT_LEVEL_CTRL 0x20
#define     SET_ADC_SAMPLE 0x21
#define     SET_DAC_SAMPLE 0x22
#define     SET_DATA_LENGTH 0x23
#define     SET_CTRL_MODE 0x24
#define     LEFT_DAC_VOL_CTRL 0x25
#define     RIGHT_DAC_VOL_CTRL 0x26
#define     LEFT_DAC_POWER_SETUP 0x27
#define     RIGHT_DAC_POWER_SETUP 0x28
#define     DAC_OUT_SWITCH_CTRL 0x29
#define     LEFT_ADC_PGA_CTRL 0x30
#define     RIGHT_ADC_PGA_CTRL 0x31
#define     TLV320AIC31_REG_DUMP 0x32
#define     SOFT_RESET 0x33
#define     SET_TRANSFER_MODE 0x34
#define     SET_SERIAL_DATA_OFFSET 0X35
Tlv320aic31.h头文件里这些宏定义的说明文档哪位有啊，都搞不定各个宏代表什么意思；