WM8731 driver for SAM.

#include "twi_master.h"
#include "conf_wm8731.h"

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)

Microchip® Advanced Software Framework

Macros

Functions