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Modules | Macros | Functions
WM8731 Audio Codec

See Quick start guide for the SAM WM8731 module.

Purpose

The module provides useful API of WM8731 audio codec through a TWI interface.

Dependencies

This driver depends on the following module:

Modules

 Related Project(s)
 In this section you can find all the projects related to the WM8731 Audio Codec.
 
 Quick Start Guide(s)
 In this section you can find a list of all Quick Start guides related to the WM8731 Audio Codec.
 

Macros

#define TWI_WM8731   0 /* TWI instance (TWI0) */
 Checking board configuration of the WM8731. More...
 
#define WM8731_REG_ACTIVE_CONTROL   (0x09u)
 
#define WM8731_REG_ACTIVE_CONTROL_ACTIVE   (0x1u << 0)
 
#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL   (0x04u)
 
#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_BYPASS   (0x1u << 3)
 
#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_DACSEL   (0x1u << 4)
 
#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_INSEL_MIC   (0x1u << 2)
 
#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_MICBOOST   (0x1u << 0)
 
#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_MUTEMIC   (0x1u << 1)
 
#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_SIDETONE   (0x1u << 5)
 
#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_SIDETONE_ATTENUATION(value)   ((WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_SIDETONE_ATTENUATION_MSK & ((value) << WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_SIDETONE_ATTENUATION_POS)))
 
#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_SIDETONE_ATTENUATION_MSK   (0x3u << WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_SIDETONE_ATTENUATION_POS)
 
#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_SIDETONE_ATTENUATION_POS   6
 
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT   (0x07u)
 
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_BCLKINV   (0x1u << 7)
 
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_DSP   (0x3u << 0)
 
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_I2S   (0x2u << 0)
 
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_IWL_16_BIT   (0x0u << 2)
 
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_IWL_20_BIT   (0x1u << 2)
 
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_IWL_24_BIT   (0x2u << 2)
 
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_IWL_32_BIT   (0x3u << 2)
 
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_LRP   (0x1u << 4)
 
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_LRSWAP   (0x1u << 5)
 
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_MS   (0x1u << 6)
 
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_MSB_LEFT_JUSTIFIED   (0x1u << 0)
 
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_MSB_RIGHT_JUSTIFIED   (0x0u << 0)
 
#define WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL   (0x05u)
 
#define WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL_ADCHPD   (0x1u << 0)
 
#define WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL_DACMU   (0x1u << 3)
 
#define WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL_DEEMP_32K   (0x1u << 1)
 
#define WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL_DEEMP_44_1K   (0x2u << 1)
 
#define WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL_DEEMP_48K   (0x3u << 1)
 
#define WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL_DEEMP_DISABLE   (0x0u << 1)
 
#define WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL_HPOR   (0x1u << 4)
 
#define WM8731_REG_LEFT_HEADPHONE_OUT   (0x02u)
 
#define WM8731_REG_LEFT_HEADPHONE_OUT_LHPVOL(value)   ((WM8731_REG_LEFT_HEADPHONE_OUT_LHPVOL_MSK & ((value) << WM8731_REG_LEFT_HEADPHONE_OUT_LHPVOL_POS)))
 
#define WM8731_REG_LEFT_HEADPHONE_OUT_LHPVOL_MSK   (0x7fu << WM8731_REG_LEFT_HEADPHONE_OUT_LHPVOL_POS)
 
#define WM8731_REG_LEFT_HEADPHONE_OUT_LHPVOL_POS   0
 
#define WM8731_REG_LEFT_HEADPHONE_OUT_LRHPBOTH   (0x1u << 8)
 
#define WM8731_REG_LEFT_HEADPHONE_OUT_LZCEN   (0x1u << 7)
 
#define WM8731_REG_LEFT_LINE_IN   (0x00u)
 
#define WM8731_REG_LEFT_LINE_IN_LINMUTE   (0x1u << 7)
 
#define WM8731_REG_LEFT_LINE_IN_LINVOL(value)   ((WM8731_REG_LEFT_LINE_IN_LINVOL_MSK & ((value) << WM8731_REG_LEFT_LINE_IN_LINVOL_POS)))
 
#define WM8731_REG_LEFT_LINE_IN_LINVOL_MSK   (0x1fu << WM8731_REG_LEFT_LINE_IN_LINVOL_POS)
 
#define WM8731_REG_LEFT_LINE_IN_LINVOL_POS   0
 
#define WM8731_REG_LEFT_LINE_IN_LRINBOTH   (0x1u << 8)
 
#define WM8731_REG_POWER_DOWN_CONTROL   (0x06u)
 
#define WM8731_REG_POWER_DOWN_CONTROL_ADCPD   (0x1u << 2)
 
#define WM8731_REG_POWER_DOWN_CONTROL_CLKOUTPD   (0x1u << 6)
 
#define WM8731_REG_POWER_DOWN_CONTROL_DACPD   (0x1u << 3)
 
#define WM8731_REG_POWER_DOWN_CONTROL_LINEINPD   (0x1u << 0)
 
#define WM8731_REG_POWER_DOWN_CONTROL_MICPD   (0x1u << 1)
 
#define WM8731_REG_POWER_DOWN_CONTROL_OSCPD   (0x1u << 5)
 
#define WM8731_REG_POWER_DOWN_CONTROL_OUTPD   (0x1u << 4)
 
#define WM8731_REG_POWER_DOWN_CONTROL_POWEROFF   (0x1u << 7)
 
#define WM8731_REG_RESET   (0x0Fu)
 
#define WM8731_REG_RESET_VALUE(value)   ((WM8731_REG_RESET_VALUE_MSK & ((value) << WM8731_REG_RESET_VALUE_POS)))
 
#define WM8731_REG_RESET_VALUE_MSK   (0x1ffu << WM8731_REG_RESET_VALUE_POS)
 
#define WM8731_REG_RESET_VALUE_POS   0
 
#define WM8731_REG_RIGHT_HEADPHONE_OUT   (0x03u)
 
#define WM8731_REG_RIGHT_HEADPHONE_OUT_RHPVOL(value)   ((WM8731_REG_RIGHT_HEADPHONE_OUT_RHPVOL_MSK & ((value) << WM8731_REG_RIGHT_HEADPHONE_OUT_RHPVOL_POS)))
 
#define WM8731_REG_RIGHT_HEADPHONE_OUT_RHPVOL_MSK   (0x7fu << WM8731_REG_RIGHT_HEADPHONE_OUT_RHPVOL_POS)
 
#define WM8731_REG_RIGHT_HEADPHONE_OUT_RHPVOL_POS   0
 
#define WM8731_REG_RIGHT_HEADPHONE_OUT_RLHPBOTH   (0x1u << 8)
 
#define WM8731_REG_RIGHT_HEADPHONE_OUT_RZCEN   (0x1u << 7)
 
#define WM8731_REG_RIGHT_LINE_IN   (0x01u)
 
#define WM8731_REG_RIGHT_LINE_IN_RINMUTE   (0x1u << 7)
 
#define WM8731_REG_RIGHT_LINE_IN_RINVOL(value)   ((WM8731_REG_RIGHT_LINE_IN_RINVOL_MSK & ((value) << WM8731_REG_RIGHT_LINE_IN_RINVOL_POS)))
 
#define WM8731_REG_RIGHT_LINE_IN_RINVOL_MSK   (0x1fu << WM8731_REG_RIGHT_LINE_IN_RINVOL_POS)
 
#define WM8731_REG_RIGHT_LINE_IN_RINVOL_POS   0
 
#define WM8731_REG_RIGHT_LINE_IN_RLINBOTH   (0x1u << 8)
 
#define WM8731_REG_SAMPLING_CONTROL   (0x08u)
 
#define WM8731_REG_SAMPLING_CONTROL_BOSR   (0x1u << 1)
 
#define WM8731_REG_SAMPLING_CONTROL_CLKIDIV2   (0x1u << 6)
 
#define WM8731_REG_SAMPLING_CONTROL_CLKODIV2   (0x1u << 7)
 
#define WM8731_REG_SAMPLING_CONTROL_SR(value)   ((WM8731_REG_SAMPLING_CONTROL_SR_MSK & ((value) << WM8731_REG_SAMPLING_CONTROL_SR_POS)))
 
#define WM8731_REG_SAMPLING_CONTROL_SR_MSK   (0xf << WM8731_REG_SAMPLING_CONTROL_SR_POS)
 
#define WM8731_REG_SAMPLING_CONTROL_SR_POS   2
 
#define WM8731_REG_SAMPLING_CONTROL_USB_MODE   (0x1u << 0)
 
#define WM8731_SLAVE_ADDRESS   0 /* TWI codec address (0x1bu) */
 

Functions

void wm8731_adc_input_select (uint32_t ul_flag)
 
void wm8731_dac_select (uint32_t ul_flag)
 
void wm8731_enable_adc_high_pass_filter (uint32_t ul_flag)
 
void wm8731_left_headphone_volume_set (uint16_t us_value)
 
void wm8731_left_line_in_volume_set (uint16_t us_value)
 
void wm8731_power_mode_adc_line_in (void)
 
void wm8731_power_mode_adc_mic (void)
 
void wm8731_power_mode_all_active (void)
 
void wm8731_power_mode_dac (void)
 
void wm8731_power_mode_standby (void)
 
void wm8731_reset (void)
 
void wm8731_right_headphone_volume_set (uint16_t us_value)
 
void wm8731_right_line_in_volume_set (uint16_t us_value)
 
void wm8731_set_active (uint32_t ul_flag)
 
void wm8731_set_bypass_enable (uint32_t ul_flag)
 
void wm8731_set_core_clock_divider (uint32_t ul_flag)
 
void wm8731_set_dac_phase (uint32_t ul_value)
 
void wm8731_set_dac_soft_mute (uint32_t ul_flag)
 
void wm8731_set_deemphasis (uint32_t ul_value)
 
void wm8731_set_digital_audio_data_bit_length (uint32_t ul_value)
 
void wm8731_set_digital_audio_interface_format (uint32_t ul_value)
 
void wm8731_set_left_line_in_mute (uint32_t ul_flag)
 
void wm8731_set_master_or_slave_mode (uint32_t ul_flag)
 
void wm8731_set_mic_boost (uint32_t ul_flag)
 
void wm8731_set_mic_mute (uint32_t ul_flag)
 
void wm8731_set_output_clock_divider (uint32_t ul_flag)
 
void wm8731_set_power_down_adc (uint32_t ul_flag)
 
void wm8731_set_power_down_clkout (uint32_t ul_flag)
 
void wm8731_set_power_down_dac (uint32_t ul_flag)
 
void wm8731_set_power_down_line_in (uint32_t ul_flag)
 
void wm8731_set_power_down_mic (uint32_t ul_flag)
 
void wm8731_set_power_down_osc (uint32_t ul_flag)
 
void wm8731_set_power_down_output (uint32_t ul_flag)
 
void wm8731_set_power_off (uint32_t ul_flag)
 
void wm8731_set_right_line_in_mute (uint32_t ul_flag)
 
void wm8731_set_sampling_control (uint32_t ul_mode_flag, uint32_t ul_bosr, uint32_t ul_value)
 

#define TWI_WM8731   0 /* TWI instance (TWI0) */

Checking board configuration of the WM8731.

Referenced by init_twi_wm8731(), and wm8731_write_register().

#define WM8731_REG_ACTIVE_CONTROL   (0x09u)

Referenced by wm8731_set_active().

#define WM8731_REG_ACTIVE_CONTROL_ACTIVE   (0x1u << 0)

Referenced by wm8731_set_active().

#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL   (0x04u)

Referenced by wm8731_adc_input_select(), wm8731_dac_select(), wm8731_set_bypass_enable(), wm8731_set_mic_boost(), and wm8731_set_mic_mute().

#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_BYPASS   (0x1u << 3)

Referenced by wm8731_set_bypass_enable().

#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_DACSEL   (0x1u << 4)

Referenced by wm8731_dac_select().

#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_INSEL_MIC   (0x1u << 2)

Referenced by wm8731_adc_input_select().

#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_MICBOOST   (0x1u << 0)

Referenced by wm8731_set_mic_boost().

#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_MUTEMIC   (0x1u << 1)

Referenced by wm8731_set_mic_mute().

#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_SIDETONE   (0x1u << 5)
#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_SIDETONE_ATTENUATION (   value)    ((WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_SIDETONE_ATTENUATION_MSK & ((value) << WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_SIDETONE_ATTENUATION_POS)))
#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_SIDETONE_ATTENUATION_MSK   (0x3u << WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_SIDETONE_ATTENUATION_POS)
#define WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_SIDETONE_ATTENUATION_POS   6
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT   (0x07u)

Referenced by wm8731_set_dac_phase(), wm8731_set_digital_audio_data_bit_length(), wm8731_set_digital_audio_interface_format(), and wm8731_set_master_or_slave_mode().

#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_BCLKINV   (0x1u << 7)
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_DSP   (0x3u << 0)

Referenced by wm8731_set_digital_audio_interface_format().

#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_I2S   (0x2u << 0)

Referenced by init_dac().

#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_IWL_16_BIT   (0x0u << 2)

Referenced by init_dac().

#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_IWL_20_BIT   (0x1u << 2)
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_IWL_24_BIT   (0x2u << 2)
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_IWL_32_BIT   (0x3u << 2)

Referenced by wm8731_set_digital_audio_data_bit_length().

#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_LRP   (0x1u << 4)

Referenced by wm8731_set_dac_phase().

#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_LRSWAP   (0x1u << 5)
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_MS   (0x1u << 6)

Referenced by wm8731_set_master_or_slave_mode().

#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_MSB_LEFT_JUSTIFIED   (0x1u << 0)
#define WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_MSB_RIGHT_JUSTIFIED   (0x0u << 0)
#define WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL   (0x05u)

Referenced by wm8731_enable_adc_high_pass_filter(), wm8731_set_dac_soft_mute(), and wm8731_set_deemphasis().

#define WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL_ADCHPD   (0x1u << 0)

Referenced by wm8731_enable_adc_high_pass_filter().

#define WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL_DACMU   (0x1u << 3)

Referenced by wm8731_set_dac_soft_mute().

#define WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL_DEEMP_32K   (0x1u << 1)
#define WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL_DEEMP_44_1K   (0x2u << 1)
#define WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL_DEEMP_48K   (0x3u << 1)

Referenced by wm8731_set_deemphasis().

#define WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL_DEEMP_DISABLE   (0x0u << 1)
#define WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL_HPOR   (0x1u << 4)
#define WM8731_REG_LEFT_HEADPHONE_OUT   (0x02u)

Referenced by wm8731_left_headphone_volume_set().

#define WM8731_REG_LEFT_HEADPHONE_OUT_LHPVOL (   value)    ((WM8731_REG_LEFT_HEADPHONE_OUT_LHPVOL_MSK & ((value) << WM8731_REG_LEFT_HEADPHONE_OUT_LHPVOL_POS)))

Referenced by wm8731_left_headphone_volume_set().

#define WM8731_REG_LEFT_HEADPHONE_OUT_LHPVOL_MSK   (0x7fu << WM8731_REG_LEFT_HEADPHONE_OUT_LHPVOL_POS)

Referenced by wm8731_left_headphone_volume_set().

#define WM8731_REG_LEFT_HEADPHONE_OUT_LHPVOL_POS   0
#define WM8731_REG_LEFT_HEADPHONE_OUT_LRHPBOTH   (0x1u << 8)
#define WM8731_REG_LEFT_HEADPHONE_OUT_LZCEN   (0x1u << 7)
#define WM8731_REG_LEFT_LINE_IN   (0x00u)

Referenced by wm8731_left_line_in_volume_set(), and wm8731_set_left_line_in_mute().

#define WM8731_REG_LEFT_LINE_IN_LINMUTE   (0x1u << 7)

Referenced by wm8731_set_left_line_in_mute().

#define WM8731_REG_LEFT_LINE_IN_LINVOL (   value)    ((WM8731_REG_LEFT_LINE_IN_LINVOL_MSK & ((value) << WM8731_REG_LEFT_LINE_IN_LINVOL_POS)))

Referenced by wm8731_left_line_in_volume_set().

#define WM8731_REG_LEFT_LINE_IN_LINVOL_MSK   (0x1fu << WM8731_REG_LEFT_LINE_IN_LINVOL_POS)

Referenced by wm8731_left_line_in_volume_set().

#define WM8731_REG_LEFT_LINE_IN_LINVOL_POS   0
#define WM8731_REG_LEFT_LINE_IN_LRINBOTH   (0x1u << 8)
#define WM8731_REG_POWER_DOWN_CONTROL   (0x06u)

Referenced by wm8731_power_mode_adc_line_in(), wm8731_power_mode_adc_mic(), wm8731_power_mode_all_active(), wm8731_power_mode_dac(), wm8731_power_mode_standby(), wm8731_set_power_down_adc(), wm8731_set_power_down_clkout(), wm8731_set_power_down_dac(), wm8731_set_power_down_line_in(), wm8731_set_power_down_mic(), wm8731_set_power_down_osc(), wm8731_set_power_down_output(), and wm8731_set_power_off().

#define WM8731_REG_POWER_DOWN_CONTROL_ADCPD   (0x1u << 2)

Referenced by wm8731_set_power_down_adc().

#define WM8731_REG_POWER_DOWN_CONTROL_CLKOUTPD   (0x1u << 6)

Referenced by wm8731_set_power_down_clkout().

#define WM8731_REG_POWER_DOWN_CONTROL_DACPD   (0x1u << 3)

Referenced by wm8731_set_power_down_dac().

#define WM8731_REG_POWER_DOWN_CONTROL_LINEINPD   (0x1u << 0)

Referenced by wm8731_set_power_down_line_in().

#define WM8731_REG_POWER_DOWN_CONTROL_MICPD   (0x1u << 1)

Referenced by wm8731_set_power_down_mic().

#define WM8731_REG_POWER_DOWN_CONTROL_OSCPD   (0x1u << 5)

Referenced by wm8731_set_power_down_osc().

#define WM8731_REG_POWER_DOWN_CONTROL_OUTPD   (0x1u << 4)

Referenced by wm8731_set_power_down_output().

#define WM8731_REG_POWER_DOWN_CONTROL_POWEROFF   (0x1u << 7)

Referenced by wm8731_set_power_off().

#define WM8731_REG_RESET   (0x0Fu)

Referenced by wm8731_reset().

#define WM8731_REG_RESET_VALUE (   value)    ((WM8731_REG_RESET_VALUE_MSK & ((value) << WM8731_REG_RESET_VALUE_POS)))

Referenced by wm8731_reset().

#define WM8731_REG_RESET_VALUE_MSK   (0x1ffu << WM8731_REG_RESET_VALUE_POS)
#define WM8731_REG_RESET_VALUE_POS   0
#define WM8731_REG_RIGHT_HEADPHONE_OUT   (0x03u)

Referenced by wm8731_right_headphone_volume_set().

#define WM8731_REG_RIGHT_HEADPHONE_OUT_RHPVOL (   value)    ((WM8731_REG_RIGHT_HEADPHONE_OUT_RHPVOL_MSK & ((value) << WM8731_REG_RIGHT_HEADPHONE_OUT_RHPVOL_POS)))

Referenced by wm8731_right_headphone_volume_set().

#define WM8731_REG_RIGHT_HEADPHONE_OUT_RHPVOL_MSK   (0x7fu << WM8731_REG_RIGHT_HEADPHONE_OUT_RHPVOL_POS)

Referenced by wm8731_right_headphone_volume_set().

#define WM8731_REG_RIGHT_HEADPHONE_OUT_RHPVOL_POS   0
#define WM8731_REG_RIGHT_HEADPHONE_OUT_RLHPBOTH   (0x1u << 8)
#define WM8731_REG_RIGHT_HEADPHONE_OUT_RZCEN   (0x1u << 7)
#define WM8731_REG_RIGHT_LINE_IN   (0x01u)

Referenced by wm8731_right_line_in_volume_set(), and wm8731_set_right_line_in_mute().

#define WM8731_REG_RIGHT_LINE_IN_RINMUTE   (0x1u << 7)

Referenced by wm8731_set_right_line_in_mute().

#define WM8731_REG_RIGHT_LINE_IN_RINVOL (   value)    ((WM8731_REG_RIGHT_LINE_IN_RINVOL_MSK & ((value) << WM8731_REG_RIGHT_LINE_IN_RINVOL_POS)))

Referenced by wm8731_right_line_in_volume_set().

#define WM8731_REG_RIGHT_LINE_IN_RINVOL_MSK   (0x1fu << WM8731_REG_RIGHT_LINE_IN_RINVOL_POS)

Referenced by wm8731_right_line_in_volume_set().

#define WM8731_REG_RIGHT_LINE_IN_RINVOL_POS   0
#define WM8731_REG_RIGHT_LINE_IN_RLINBOTH   (0x1u << 8)
#define WM8731_REG_SAMPLING_CONTROL   (0x08u)

Referenced by wm8731_set_core_clock_divider(), wm8731_set_output_clock_divider(), and wm8731_set_sampling_control().

#define WM8731_REG_SAMPLING_CONTROL_BOSR   (0x1u << 1)

Referenced by wm8731_set_sampling_control().

#define WM8731_REG_SAMPLING_CONTROL_CLKIDIV2   (0x1u << 6)

Referenced by wm8731_set_core_clock_divider().

#define WM8731_REG_SAMPLING_CONTROL_CLKODIV2   (0x1u << 7)

Referenced by wm8731_set_output_clock_divider().

#define WM8731_REG_SAMPLING_CONTROL_SR (   value)    ((WM8731_REG_SAMPLING_CONTROL_SR_MSK & ((value) << WM8731_REG_SAMPLING_CONTROL_SR_POS)))

Referenced by wm8731_set_sampling_control().

#define WM8731_REG_SAMPLING_CONTROL_SR_MSK   (0xf << WM8731_REG_SAMPLING_CONTROL_SR_POS)

Referenced by wm8731_set_sampling_control().

#define WM8731_REG_SAMPLING_CONTROL_SR_POS   2
#define WM8731_REG_SAMPLING_CONTROL_USB_MODE   (0x1u << 0)

Referenced by wm8731_set_sampling_control().

#define WM8731_SLAVE_ADDRESS   0 /* TWI codec address (0x1bu) */

Referenced by init_twi_wm8731(), and wm8731_write_register().

void wm8731_adc_input_select ( uint32_t  ul_flag)

References WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL, WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_INSEL_MIC, and wm8731_write_register().

void wm8731_dac_select ( uint32_t  ul_flag)

References WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL, WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_DACSEL, and wm8731_write_register().

Referenced by init_dac().

void wm8731_enable_adc_high_pass_filter ( uint32_t  ul_flag)

References WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL, WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL_ADCHPD, and wm8731_write_register().

void wm8731_left_headphone_volume_set ( uint16_t  us_value)

References WM8731_REG_LEFT_HEADPHONE_OUT, WM8731_REG_LEFT_HEADPHONE_OUT_LHPVOL, WM8731_REG_LEFT_HEADPHONE_OUT_LHPVOL_MSK, and wm8731_write_register().

void wm8731_left_line_in_volume_set ( uint16_t  us_value)

References WM8731_REG_LEFT_LINE_IN, WM8731_REG_LEFT_LINE_IN_LINVOL, WM8731_REG_LEFT_LINE_IN_LINVOL_MSK, and wm8731_write_register().

void wm8731_power_mode_adc_line_in ( void  )

References WM8731_REG_POWER_DOWN_CONTROL, and wm8731_write_register().

void wm8731_power_mode_adc_mic ( void  )

References WM8731_REG_POWER_DOWN_CONTROL, and wm8731_write_register().

void wm8731_power_mode_all_active ( void  )

References WM8731_REG_POWER_DOWN_CONTROL, and wm8731_write_register().

void wm8731_power_mode_dac ( void  )

References WM8731_REG_POWER_DOWN_CONTROL, and wm8731_write_register().

Referenced by init_dac().

void wm8731_power_mode_standby ( void  )

References WM8731_REG_POWER_DOWN_CONTROL, and wm8731_write_register().

void wm8731_reset ( void  )

References WM8731_REG_RESET, WM8731_REG_RESET_VALUE, and wm8731_write_register().

Referenced by init_dac().

void wm8731_right_headphone_volume_set ( uint16_t  us_value)

References WM8731_REG_RIGHT_HEADPHONE_OUT, WM8731_REG_RIGHT_HEADPHONE_OUT_RHPVOL, WM8731_REG_RIGHT_HEADPHONE_OUT_RHPVOL_MSK, and wm8731_write_register().

void wm8731_right_line_in_volume_set ( uint16_t  us_value)

References WM8731_REG_RIGHT_LINE_IN, WM8731_REG_RIGHT_LINE_IN_RINVOL, WM8731_REG_RIGHT_LINE_IN_RINVOL_MSK, and wm8731_write_register().

void wm8731_set_active ( uint32_t  ul_flag)

References WM8731_REG_ACTIVE_CONTROL, WM8731_REG_ACTIVE_CONTROL_ACTIVE, and wm8731_write_register().

Referenced by init_dac().

void wm8731_set_bypass_enable ( uint32_t  ul_flag)

References WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL, WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_BYPASS, and wm8731_write_register().

void wm8731_set_core_clock_divider ( uint32_t  ul_flag)

References WM8731_REG_SAMPLING_CONTROL, WM8731_REG_SAMPLING_CONTROL_CLKIDIV2, and wm8731_write_register().

void wm8731_set_dac_phase ( uint32_t  ul_value)

References WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT, WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_LRP, and wm8731_write_register().

void wm8731_set_dac_soft_mute ( uint32_t  ul_flag)

References WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL, WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL_DACMU, and wm8731_write_register().

Referenced by init_dac().

void wm8731_set_deemphasis ( uint32_t  ul_value)

References WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL, WM8731_REG_DIGITAL_AUDIO_PATH_CONTROL_DEEMP_48K, and wm8731_write_register().

void wm8731_set_digital_audio_data_bit_length ( uint32_t  ul_value)

References WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT, WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_IWL_32_BIT, and wm8731_write_register().

Referenced by init_dac().

void wm8731_set_digital_audio_interface_format ( uint32_t  ul_value)

References WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT, WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_DSP, and wm8731_write_register().

void wm8731_set_left_line_in_mute ( uint32_t  ul_flag)

References WM8731_REG_LEFT_LINE_IN, WM8731_REG_LEFT_LINE_IN_LINMUTE, and wm8731_write_register().

void wm8731_set_master_or_slave_mode ( uint32_t  ul_flag)

References WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT, WM8731_REG_DIGITAL_AUDIO_INTERFACE_FORMAT_MS, and wm8731_write_register().

void wm8731_set_mic_boost ( uint32_t  ul_flag)

References WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL, WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_MICBOOST, and wm8731_write_register().

void wm8731_set_mic_mute ( uint32_t  ul_flag)

References WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL, WM8731_REG_ANALOGUE_AUDIO_PATH_CONTROL_MUTEMIC, and wm8731_write_register().

void wm8731_set_output_clock_divider ( uint32_t  ul_flag)

References WM8731_REG_SAMPLING_CONTROL, WM8731_REG_SAMPLING_CONTROL_CLKODIV2, and wm8731_write_register().

void wm8731_set_power_down_adc ( uint32_t  ul_flag)

References WM8731_REG_POWER_DOWN_CONTROL, WM8731_REG_POWER_DOWN_CONTROL_ADCPD, and wm8731_write_register().

void wm8731_set_power_down_clkout ( uint32_t  ul_flag)

References WM8731_REG_POWER_DOWN_CONTROL, WM8731_REG_POWER_DOWN_CONTROL_CLKOUTPD, and wm8731_write_register().

void wm8731_set_power_down_dac ( uint32_t  ul_flag)

References WM8731_REG_POWER_DOWN_CONTROL, WM8731_REG_POWER_DOWN_CONTROL_DACPD, and wm8731_write_register().

void wm8731_set_power_down_line_in ( uint32_t  ul_flag)

References WM8731_REG_POWER_DOWN_CONTROL, WM8731_REG_POWER_DOWN_CONTROL_LINEINPD, and wm8731_write_register().

void wm8731_set_power_down_mic ( uint32_t  ul_flag)

References WM8731_REG_POWER_DOWN_CONTROL, WM8731_REG_POWER_DOWN_CONTROL_MICPD, and wm8731_write_register().

void wm8731_set_power_down_osc ( uint32_t  ul_flag)

References WM8731_REG_POWER_DOWN_CONTROL, WM8731_REG_POWER_DOWN_CONTROL_OSCPD, and wm8731_write_register().

void wm8731_set_power_down_output ( uint32_t  ul_flag)

References WM8731_REG_POWER_DOWN_CONTROL, WM8731_REG_POWER_DOWN_CONTROL_OUTPD, and wm8731_write_register().

void wm8731_set_power_off ( uint32_t  ul_flag)

References WM8731_REG_POWER_DOWN_CONTROL, WM8731_REG_POWER_DOWN_CONTROL_POWEROFF, and wm8731_write_register().

void wm8731_set_right_line_in_mute ( uint32_t  ul_flag)

References WM8731_REG_RIGHT_LINE_IN, WM8731_REG_RIGHT_LINE_IN_RINMUTE, and wm8731_write_register().

void wm8731_set_sampling_control ( uint32_t  ul_mode_flag,
uint32_t  ul_bosr,
uint32_t  ul_value 
)

References WM8731_REG_SAMPLING_CONTROL, WM8731_REG_SAMPLING_CONTROL_BOSR, WM8731_REG_SAMPLING_CONTROL_SR, WM8731_REG_SAMPLING_CONTROL_SR_MSK, WM8731_REG_SAMPLING_CONTROL_USB_MODE, and wm8731_write_register().

Referenced by init_dac().

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