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/*
* Copyright (c) 2006-2024, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2024-5-1 GuEe-GUI first version
*/
#ifndef __SPACEMIT_AUDIO_H__
#define __SPACEMIT_AUDIO_H__
#include <rthw.h>
#include <rtthread.h>
#include <rtdevice.h>
struct spacemit_i2s;
struct spacemit_hdmi_audio;
struct es8326_codec;
struct spacemit_audio_config
{
rt_uint32_t samplerate;
rt_uint16_t channels;
rt_uint16_t samplebits;
rt_uint32_t mclk_fs;
};
struct spacemit_pcm
{
struct rt_device *dev;
struct rt_ofw_node *np;
struct rt_dma_chan *tx;
struct rt_dma_chan *rx;
rt_bool_t is_hdmi;
void *hdmi_buffer;
rt_ubase_t hdmi_dma;
rt_size_t hdmi_size;
rt_list_t list;
};
struct spacemit_pcm *spacemit_pcm_find(struct rt_ofw_node *np);
struct spacemit_i2s *spacemit_i2s_find(struct rt_ofw_node *np);
rt_err_t spacemit_i2s_configure(struct spacemit_i2s *i2s,
const struct spacemit_audio_config *config);
rt_err_t spacemit_i2s_start(struct spacemit_i2s *i2s);
rt_err_t spacemit_i2s_stop(struct spacemit_i2s *i2s);
rt_ubase_t spacemit_i2s_fifo_phys(struct spacemit_i2s *i2s);
struct spacemit_hdmi_audio *spacemit_hdmi_audio_find(struct rt_ofw_node *np);
rt_err_t spacemit_hdmi_audio_start(struct spacemit_hdmi_audio *hdmi);
rt_err_t spacemit_hdmi_audio_stop(struct spacemit_hdmi_audio *hdmi);
rt_ubase_t spacemit_hdmi_audio_fifo_phys(struct spacemit_hdmi_audio *hdmi);
rt_bool_t spacemit_hdmi_audio_connected(struct spacemit_hdmi_audio *hdmi);
struct es8326_codec *es8326_codec_find(struct rt_ofw_node *np);
rt_err_t es8326_codec_hw_params(struct es8326_codec *codec,
const struct spacemit_audio_config *config);
rt_err_t es8326_codec_start(struct es8326_codec *codec, int stream);
rt_err_t es8326_codec_stop(struct es8326_codec *codec, int stream);
rt_err_t es8326_codec_set_volume(struct es8326_codec *codec, int volume);
rt_err_t es8326_codec_set_mute(struct es8326_codec *codec, rt_bool_t mute);
#endif /* __SPACEMIT_AUDIO_H__ */
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