215 lines
7.7 KiB
C
215 lines
7.7 KiB
C
/*
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* Copyright (c) 2006-2023, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2023-03-12 Vandoul the first version
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*/
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#ifndef __DRV_SOUND_WM8904_H__
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#define __DRV_SOUND_WM8904_H__
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#include <rtthread.h>
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typedef enum
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{
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WM8904_RESET = 0x00,
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WM8904_ANALOG_ADC_0 = 0x0A,
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WM8904_POWER_MGMT_0 = 0x0C,
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WM8904_POWER_MGMT_2 = 0x0E,
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WM8904_POWER_MGMT_3 = 0x0F,
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WM8904_POWER_MGMT_6 = 0x12,
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WM8904_CLK_RATES_0 = 0x14,
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WM8904_CLK_RATES_1 = 0x15,
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WM8904_CLK_RATES_2 = 0x16,
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WM8904_AUDIO_IF_0 = 0x18,
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WM8904_AUDIO_IF_1 = 0x19,
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WM8904_AUDIO_IF_2 = 0x1A,
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WM8904_AUDIO_IF_3 = 0x1B,
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WM8904_DAC_DIG_1 = 0x21,
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WM8904_DAC_DIG_0 = 0x27,
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WM8904_ANALOG_LEFT_IN_0 = 0x2C,
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WM8904_ANALOG_RIGHT_IN_0 = 0x2D,
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WM8904_ANALOG_LEFT_IN_1 = 0x2E,
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WM8904_ANALOG_RIGHT_IN_1 = 0x2F,
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WM8904_ANALOG_OUT1_LEFT = 0x39,
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WM8904_ANALOG_OUT1_RIGHT = 0x3A,
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WM8904_ANALOG_OUT12_ZC = 0x3D,
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WM8904_DC_SERVO_0 = 0x43,
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WM8904_ANALOG_HP_0 = 0x5A,
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WM8904_CHRG_PUMP_0 = 0x62,
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WM8904_CLS_W_0 = 0x68,
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WM8904_WRT_SEQUENCER_0 = 0x6C,
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WM8904_WRT_SEQUENCER_3 = 0x6F,
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WM8904_WRT_SEQUENCER_4 = 0x70,
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WM8904_DAC_DIGITAL_VOLUME_LEFT = 0x1E,
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WM8904_DAC_DIGITAL_VOLUME_RIGHT = 0x1F,
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WM8904_ADC_DIGITAL_VOLUME_LEFT = 0x24,
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WM8904_ADC_DIGITAL_VOLUME_RIGHT = 0x25,
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WM8904_ANALOG_OUT2_LEFT = 0x3B,
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WM8904_ANALOG_OUT2_RIGHT = 0x3C,
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/* FLL control register */
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WM8904_FLL_CONTROL_1 = 0x74,
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WM8904_FLL_CONTROL_2 = 0x75,
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WM8904_FLL_CONTROL_3 = 0x76,
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WM8904_FLL_CONTROL_4 = 0x77,
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WM8904_FLL_CONTROL_5 = 0x78,
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/* GPIO control register */
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WM8904_GPIO_CONTROL_1 = 0x79,
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WM8904_GPIO_CONTROL_2 = 0x7A,
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WM8904_GPIO_CONTROL_3 = 0x7B,
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WM8904_GPIO_CONTROL_4 = 0x7C,
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/* FLL nco */
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WM89004_FLL_NCO_TEST_0 = 0xF7,
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WM89004_FLL_NCO_TEST_1 = 0xF8,
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}wm8904_reg_t;
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#define WM8904_LRC_POLARITY_POS (4U)
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#define WM8904_LRC_POLARITY_NOOMAL (0)
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#define WM8904_LRC_POLARITY_INVERTED (1U << WM8904_LRC_POLARITY_POS)
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typedef enum _wm8904_module
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{
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WM8904_MODULE_ADC = 0, /*!< module ADC */
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WM8904_MODULE_DAC, /*!< module DAC */
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WM8904_MODULE_PGA, /*!< module PGA */
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WM8904_MODULE_HEADPHONE, /*!< module headphone */
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WM8904_MODULE_LINEOUT, /*!< module line out */
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}wm8904_module_t;
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enum
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{
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WM8904_HEADPHONE_LEFT = 1U,
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WM8904_HEADPHONE_RIGHT = 2U,
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WM8904_LINEOUT_LEFT = 4U,
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WM8904_LINEOUT_RIGHT = 8U,
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};
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typedef enum _wm8904_timeslot{
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WM8904_TIMESLOT_0 = 0U,
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WM8904_TIMESLOT_1,
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}wm8904_timeslot_t;
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typedef enum
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{
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WM8904_PROTOCOL_RIGHT_JUSTIFIED = 0x00,
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WM8904_PROTOCOL_LEFT_JUSTIFIED = 0x01,
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WM8904_PROTOCOL_I2S = 0x02,
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WM8904_PROTOCOL_PCMA = 0x03,
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WM8904_PROTOCOL_PCMB = 0x13,
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}wm8904_protocol_t;
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/*! @brief The SYSCLK / fs ratio. */
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typedef enum _wm8904_fs_ratio
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{
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WM8904_FSRATIO_64X = 0x0, /*!< SYSCLK is 64 * sample rate * frame width */
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WM8904_FSRATIO_128X = 0x1, /*!< SYSCLK is 128 * sample rate * frame width */
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WM8904_FSRATIO_192X = 0x2, /*!< SYSCLK is 192 * sample rate * frame width */
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WM8904_FSRATIO_256X = 0x3, /*!< SYSCLK is 256 * sample rate * frame width */
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WM8904_FSRATIO_384X = 0x4, /*!< SYSCLK is 384 * sample rate * frame width */
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WM8904_FSRATIO_512X = 0x5, /*!< SYSCLK is 512 * sample rate * frame width */
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WM8904_FSRATIO_768X = 0x6, /*!< SYSCLK is 768 * sample rate * frame width */
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WM8904_FSRATIO_1024X = 0x7, /*!< SYSCLK is 1024 * sample rate * frame width */
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WM8904_FSRATIO_1408X = 0x8, /*!< SYSCLK is 1408 * sample rate * frame width */
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WM8904_FSRATIO_1536X = 0x9 /*!< SYSCLK is 1536 * sample rate * frame width */
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} wm8904_fs_ratio_t;
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/*! @brief Sample rate. */
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typedef enum _wm8904_sample_rate
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{
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WM8904_SAMPLERATE_8kHz = 0x0, /*!< 8 kHz */
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WM8904_SAMPLERATE_12kHz = 0x1, /*!< 12kHz */
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WM8904_SAMPLERATE_16kHz = 0x2, /*!< 16kHz */
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WM8904_SAMPLERATE_24kHz = 0x3, /*!< 24kHz */
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WM8904_SAMPLERATE_32kHz = 0x4, /*!< 32kHz */
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WM8904_SAMPLERATE_48kHz = 0x5, /*!< 48kHz */
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WM8904_SAMPLERATE_11025Hz = 0x6, /*!< 11.025kHz */
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WM8904_SAMPLERATE_22050Hz = 0x7, /*!< 22.05kHz */
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WM8904_SAMPLERATE_44100Hz = 0x8 /*!< 44.1kHz */
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} wm8904_sample_rate_t;
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/*! @brief Bit width. */
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typedef enum _wm8904_bit_width
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{
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WM8904_BITWIDTH_16 = 0x0, /*!< 16 bits */
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WM8904_BITWIDTH_20 = 0x1, /*!< 20 bits */
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WM8904_BITWIDTH_24 = 0x2, /*!< 24 bits */
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WM8904_BITWIDTH_32 = 0x3 /*!< 32 bits */
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} wm8904_bit_width_t;
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enum
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{
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WM8904_RECORD_SOURCE_DIFFERENTIAL_LINE = 1U, /*!< record source from differential line */
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WM8904_RECORD_SOURCE_LINE_INPUT = 2U, /*!< record source from line input */
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WM8904_RECORD_SOURCE_DIFFERENTIAL_MIC = 4U, /*!< record source from differential mic */
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WM8904_RECORD_SOURCE_DIGITAL_MIC = 8U, /*!< record source from digital microphone */
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};
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enum
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{
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WM8904_RECORD_CHANNEL_LEFT1 = 1U, /*!< left record channel 1 */
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WM8904_RECORD_CHANNEL_LEFT2 = 2U, /*!< left record channel 2 */
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WM8904_RECORD_CHANNEL_LEFT3 = 4U, /*!< left record channel 3 */
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WM8904_RECORD_CHANNEL_RIGHT1 = 1U, /*!< right record channel 1 */
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WM8904_RECORD_CHANNEL_RIGHT2 = 2U, /*!< right record channel 2 */
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WM8904_RECORD_CHANNEL_RIGHT3 = 4U, /*!< right record channel 3 */
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WM8904_RECORD_CHANNEL_DIFFERENTIAL_POSITIVE1 = 1U, /*!< differential positive record channel 1 */
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WM8904_RECORD_CHANNEL_DIFFERENTIAL_POSITIVE2 = 2U, /*!< differential positive record channel 2 */
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WM8904_RECORD_CHANNEL_DIFFERENTIAL_POSITIVE3 = 4U, /*!< differential positive record channel 3 */
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WM8904_RECORD_CHANNEL_DIFFERENTIAL_NEGATIVE1 = 8U, /*!< differential negative record channel 1 */
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WM8904_RECORD_CHANNEL_DIFFERENTIAL_NEGATIVE2 = 16U, /*!< differential negative record channel 2 */
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WM8904_RECORD_CHANNEL_DIFFERENTIAL_NEGATIVE3 = 32U, /*!< differential negative record channel 3 */
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};
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/*! @brief wm8904 play source
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*
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*/
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enum
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{
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WM8904_PLAY_SOURCE_PGA = 1U, /*!< play source PGA, bypass ADC */
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WM8904_PLAY_SOURCE_DAC = 4U, /*!< play source Input3 */
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};
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/*! @brief wm8904_fll_clk_source */
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typedef enum _wm8904_fll_clk_source
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{
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WM8904_FLL_CLK_SOURCE_MCLK = 0U, /**< wm8904 FLL clock source from MCLK */
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}wm8904_fll_clk_source_t;
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/*! @brief wm8904 fll configuration */
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typedef struct _wm8904_fll_config
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{
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wm8904_fll_clk_source_t source; /*!< fll reference clock source */
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rt_uint32_t ref_clock_hz; /*!< fll reference clock frequency */
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rt_uint32_t output_clock_hz; /*!< fll output clock frequency */
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}wm8904_fll_config_t;
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/*! @brief Audio format configuration. */
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typedef struct _wm8904_audio_format
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{
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wm8904_fs_ratio_t fsRatio; /*!< SYSCLK / fs ratio */
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wm8904_sample_rate_t sampleRate; /*!< Sample rate */
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wm8904_bit_width_t bitWidth; /*!< Bit width */
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} wm8904_audio_format_t;
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struct wm8904_config
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{
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const char *i2c_bus_name;
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const char *i2s_bus_name;
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int i2c_addr;
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wm8904_protocol_t protocol;
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wm8904_audio_format_t format;
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};
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#define WM8904_I2C_ADDRESS (0x1A)
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#define WM8904_I2C_BITRATE (400000U)
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/* WM8904 maximum volume */
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#define WM8904_MAP_HEADPHONE_LINEOUT_MAX_VOLUME 0x3FU
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#define WM8904_DAC_MAX_VOLUME 0xC0U
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#endif
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