2020-12-02 17:28:35 +08:00
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/*
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2021-03-14 15:33:55 +08:00
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* Copyright (c) 2006-2021, RT-Thread Development Team
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2020-12-02 17:28:35 +08:00
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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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* 2020-07-02 thread-liu first version
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*/
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#ifndef __DRV_WM8994_H__
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#define __DRV_WM8994_H__
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#include "board.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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2021-03-14 15:33:55 +08:00
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2020-12-02 17:28:35 +08:00
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enum{
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GET_ID,
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SET_FREQUENCE,
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SET_VOLUME,
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GET_VOLUME,
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SET_MUTE,
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SET_RESET,
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START_PLAY,
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SET_PLAY_TYPE,
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};
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/* codec device play type */
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#define DEVICE_NONE ((uint16_t)0x0000)
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#define OUTPUT_DEVICE_SPEAKER ((uint16_t)0x0001)
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#define OUTPUT_DEVICE_HEADPHONE ((uint16_t)0x0002)
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#define OUTPUT_DEVICE_BOTH ((uint16_t)0x0004)
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#define OUTPUT_DEVICE_AUTO ((uint16_t)0x0008)
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#define INPUT_DEVICE_DIGITAL_MICROPHONE_1 ((uint16_t)0x0010)
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#define INPUT_DEVICE_DIGITAL_MICROPHONE_2 ((uint16_t)0x0020)
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#define INPUT_DEVICE_INPUT_LINE_1 ((uint16_t)0x0040)
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#define INPUT_DEVICE_INPUT_LINE_2 ((uint16_t)0x0080)
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#define INPUT_DEVICE_DIGITAL_MIC1_MIC2 ((uint16_t)0x0100)
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/* volume levels values */
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#define DEFAULT_VOLMIN 0x00
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#define DEFAULT_VOLMAX 0xFF
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#define DEFAULT_VOLSTEP 0x04
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#define AUDIO_PAUSE 0
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#define AUDIO_RESUME 1
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/* Codec POWER DOWN modes */
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#define CODEC_PDWN_HW 1
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#define CODEC_PDWN_SW 2
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/* MUTE commands */
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#define AUDIO_MUTE_ON 1
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#define AUDIO_MUTE_OFF 0
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/* AUDIO FREQUENCY */
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#define AUDIO_FREQUENCY_192K ((uint32_t)192000)
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#define AUDIO_FREQUENCY_96K ((uint32_t)96000)
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#define AUDIO_FREQUENCY_48K ((uint32_t)48000)
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#define AUDIO_FREQUENCY_44K ((uint32_t)44100)
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#define AUDIO_FREQUENCY_32K ((uint32_t)32000)
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#define AUDIO_FREQUENCY_22K ((uint32_t)22050)
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#define AUDIO_FREQUENCY_16K ((uint32_t)16000)
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#define AUDIO_FREQUENCY_11K ((uint32_t)11025)
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#define AUDIO_FREQUENCY_8K ((uint32_t)8000)
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2020-12-02 17:28:35 +08:00
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#define VOLUME_CONVERT(Volume) (((Volume) > 100)? 100:((uint8_t)(((Volume) * 63) / 100)))
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#define VOLUME_IN_CONVERT(Volume) (((Volume) >= 100)? 239:((uint8_t)(((Volume) * 240) / 100)))
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#define WM8994_ID 0x8994
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#define WM8994_CHIPID_ADDR 0x00
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#ifdef __cplusplus
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}
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#endif
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#endif
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