271 lines
8.9 KiB
C
271 lines
8.9 KiB
C
/*****************************************************************************
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* Copyright (C) 2016, Huada Semiconductor Co.,Ltd All rights reserved.
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*
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* This software is owned and published by:
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* Huada Semiconductor Co.,Ltd ("HDSC").
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*
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* BY DOWNLOADING, INSTALLING OR USING THIS SOFTWARE, YOU AGREE TO BE BOUND
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* BY ALL THE TERMS AND CONDITIONS OF THIS AGREEMENT.
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*
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* This software contains source code for use with HDSC
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* components. This software is licensed by HDSC to be adapted only
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* for use in systems utilizing HDSC components. HDSC shall not be
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* responsible for misuse or illegal use of this software for devices not
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* supported herein. HDSC is providing this software "AS IS" and will
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* not be responsible for issues arising from incorrect user implementation
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* of the software.
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*
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* Disclaimer:
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* HDSC MAKES NO WARRANTY, EXPRESS OR IMPLIED, ARISING BY LAW OR OTHERWISE,
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* REGARDING THE SOFTWARE (INCLUDING ANY ACCOMPANYING WRITTEN MATERIALS),
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* ITS PERFORMANCE OR SUITABILITY FOR YOUR INTENDED USE, INCLUDING,
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* WITHOUT LIMITATION, THE IMPLIED WARRANTY OF MERCHANTABILITY, THE IMPLIED
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* WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE OR USE, AND THE IMPLIED
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* WARRANTY OF NONINFRINGEMENT.
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* HDSC SHALL HAVE NO LIABILITY (WHETHER IN CONTRACT, WARRANTY, TORT,
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* NEGLIGENCE OR OTHERWISE) FOR ANY DAMAGES WHATSOEVER (INCLUDING, WITHOUT
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* LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS, BUSINESS INTERRUPTION,
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* LOSS OF BUSINESS INFORMATION, OR OTHER PECUNIARY LOSS) ARISING FROM USE OR
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* INABILITY TO USE THE SOFTWARE, INCLUDING, WITHOUT LIMITATION, ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL OR CONSEQUENTIAL DAMAGES OR LOSS OF DATA,
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* SAVINGS OR PROFITS,
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* EVEN IF Disclaimer HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
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* YOU ASSUME ALL RESPONSIBILITIES FOR SELECTION OF THE SOFTWARE TO ACHIEVE YOUR
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* INTENDED RESULTS, AND FOR THE INSTALLATION OF, USE OF, AND RESULTS OBTAINED
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* FROM, THE SOFTWARE.
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*
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* This software may be replicated in part or whole for the licensed use,
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* with the restriction that this Disclaimer and Copyright notice must be
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* included with each copy of this software, whether used in part or whole,
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* at all times.
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*/
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/******************************************************************************/
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/** \file wm8731.h
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**
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** A detailed description is available at
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** @link Wm8731Group WM8731 description @endlink
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**
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** - 2018-10-13 1.0 Wangmin First version for Device Driver Library.
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**
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******************************************************************************/
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#ifndef __WM8731_H__
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#define __WM8731_H__
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/*******************************************************************************
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* Include files
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******************************************************************************/
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/* C binding of definitions if building with C++ compiler */
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/**
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*******************************************************************************
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** \defgroup Wm8731Group Wm8731 CODECs with an integrated headphone driver
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**
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******************************************************************************/
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//@{
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/*******************************************************************************
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* Global type definitions ('typedef')
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******************************************************************************/
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/*****************************************************************************/
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/* Global pre-processor symbols/macros ('define') */
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/*****************************************************************************/
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#define WM8731_ADDRESS (0x1Au) // WM8731 chip address on I2C bus
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#define WM8731_REG_LLINE_IN (0x00u) // Left Channel Line Input Volume Control
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#define WM8731_REG_RLINE_IN (0x01u) // Right Channel Line Input Volume Control
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#define WM8731_REG_LHPHONE_OUT (0x02u) // Left Channel Headphone Output Volume Control
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#define WM8731_REG_RHPHONE_OUT (0x03u) // Right Channel Headphone Output Volume Control
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#define WM8731_REG_ANALOG_PATH (0x04u) // Analog Audio Path Control
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#define WM8731_REG_DIGITAL_PATH (0x05u) // Digital Audio Path Control
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#define WM8731_REG_PDOWN_CTRL (0x06u) // Power Down Control Register
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#define WM8731_REG_DIGITAL_IF (0x07u) // Digital Audio Interface Format
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#define WM8731_REG_SAMPLING_CTRL (0x08u) // Sampling Control Register
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#define WM8731_REG_ACTIVE_CTRL (0x09u) // Active Control
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#define WM8731_REG_RESET (0x0Fu) // Reset register
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/******************************************************************************
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* WM8731 registers bit field
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******************************************************************************/
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typedef struct stc_wm8731_llin_field
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{
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uint16_t LINVOL : 5;
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uint16_t RESERVED : 2;
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uint16_t LINMUTE : 1;
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uint16_t LRINBOTH : 1;
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}stc_wm8731_llin_field_t;
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typedef struct stc_wm8731_rlin_field
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{
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uint16_t RINVOL : 5;
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uint16_t RESERVED : 2;
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uint16_t RINMUTE : 1;
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uint16_t RINBOTH : 1;
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}stc_wm8731_rlin_field_t;
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typedef struct stc_wm8731_lhout_field
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{
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uint16_t LHPVOL : 7;
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uint16_t LZCEN : 1;
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uint16_t LRHPBOTH : 1;
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}stc_wm8731_lhout_field_t;
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typedef struct stc_wm8731_rhout_field
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{
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uint16_t RHPVOL : 7;
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uint16_t RZCEN : 1;
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uint16_t RLHPBOTH : 1;
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}stc_wm8731_rhout_field_t;
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typedef struct stc_wm8731_aapc_field
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{
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uint16_t MICBOOST : 1;
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uint16_t MUTEMIC : 1;
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uint16_t INSEL : 1;
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uint16_t BYPASS : 1;
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uint16_t DACSEL : 1;
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uint16_t SIDETONE : 1;
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uint16_t SIDEATT : 2;
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}stc_wm8731_aapc_field_t;
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typedef struct stc_wm8731_dapc_field
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{
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uint16_t ADCHPD : 1;
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uint16_t DEEMP : 2;
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uint16_t DACMU : 1;
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uint16_t HPOR : 1;
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}stc_wm8731_dapc_field_t;
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typedef struct stc_wm8731_pdc_field
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{
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uint16_t LINEINPD : 1;
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uint16_t MICPD : 1;
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uint16_t ADCPD : 1;
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uint16_t DACPD : 1;
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uint16_t OUTPD : 1;
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uint16_t OSCPD : 1;
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uint16_t CLKOUTPD : 1;
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uint16_t POWEROFF : 1;
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}stc_wm8731_pdc_field_t;
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typedef struct stc_wm8731_daif_field
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{
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uint16_t FORMAT : 2;
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uint16_t IWL : 2;
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uint16_t LRP : 1;
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uint16_t LRSWAP : 1;
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uint16_t MS : 1;
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uint16_t BCLKINV : 1;
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}stc_wm8731_daif_field_t;
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typedef struct stc_wm8731_sc_field
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{
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uint16_t NORMAL_USB : 1;
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uint16_t BOSR : 1;
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uint16_t SR : 4;
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uint16_t CLKDIV2 : 1;
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uint16_t CLKODIV2 : 1;
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}stc_wm8731_sc_field_t;
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typedef struct stc_wm8731_ac_field
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{
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uint16_t ACTIVE : 1;
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}stc_wm8731_ac_field_t;
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/******************************************************************************
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* WM8731 registers structure
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******************************************************************************/
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typedef struct stc_wm8731_reg
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{
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union {
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__IO uint16_t LLIN; ///< Left line in register
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stc_wm8731_llin_field_t LLIN_f;
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};
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union {
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__IO uint16_t RLIN; ///< Right line in register
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stc_wm8731_rlin_field_t RLIN_f;
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};
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union {
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__IO uint16_t LHOUT; ///< Left headphone out register
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stc_wm8731_lhout_field_t LHOUT_f;
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};
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union {
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__IO uint16_t RHOUT; ///< Right headphone out register
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stc_wm8731_rhout_field_t RHOUT_f;
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};
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union {
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__IO uint16_t AAPC; ///< Analog audio path control register
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stc_wm8731_aapc_field_t AAPC_f;
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};
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union {
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__IO uint16_t DAPC; ///< Digital audio path control register
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stc_wm8731_dapc_field_t DAPC_f;
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};
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union {
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__IO uint16_t PDC; ///< Power down control register
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stc_wm8731_pdc_field_t PDC_f;
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};
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union {
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__IO uint16_t DAIF; ///< Digital audio interface format register
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stc_wm8731_daif_field_t DAIF_f;
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};
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union {
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__IO uint16_t SC; ///< Sampling control register
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stc_wm8731_sc_field_t SC_f;
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};
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union {
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__IO uint16_t AC; ///< Active control register
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stc_wm8731_ac_field_t AC_f;
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};
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__IO uint16_t RESET; ///< Reset register
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}stc_wm8731_reg_t;
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/*******************************************************************************
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* Global variable definitions ('extern')
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******************************************************************************/
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/*******************************************************************************
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* Global function prototypes (definition in C source)
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******************************************************************************/
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en_result_t WM8731_Init(M4_I2C_TypeDef* pstcI2c, stc_wm8731_reg_t* pstcReg);
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en_result_t WM8731_SetHpVolume(M4_I2C_TypeDef* pstcI2c, uint16_t u16LeftVol, uint16_t u16RightVol);
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//@} // Wm8731Group
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#ifdef __cplusplus
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}
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#endif
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#endif /* __WM8731_H__ */
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/*******************************************************************************
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* EOF (not truncated)
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******************************************************************************/
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