0545e9dc6d
commit d1edce71135cc6d98c0a4b5729774542b676e769 Author: sophgo-forum-service <forum_service@sophgo.com> Date: Fri Mar 15 16:07:33 2024 +0800 [fix] recommend using ssh method to clone repo. [fix] fix sensor driver repo branch name.
98 lines
2.3 KiB
C
98 lines
2.3 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright 2023 bitmain
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*/
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#include <common.h>
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#include <linux/types.h>
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#include <dm/uclass.h>
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#include <dm/device.h>
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#include <audio_codec.h>
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#include <sound.h>
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#include <dm.h>
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#include <i2s.h>
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#include <log.h>
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#include <sound.h>
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static int cvitekub_sound_setup(struct udevice *dev)
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{
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struct sound_uc_priv *uc_priv = dev_get_uclass_priv(dev);
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struct i2s_uc_priv *i2c_priv = dev_get_uclass_priv(uc_priv->i2s);
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int ret = 0;
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if (uc_priv->setup_done) {
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printf("areadly init\n");
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return ret;
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}
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ret = audio_codec_set_params(uc_priv->codec, i2c_priv->id,
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i2c_priv->samplingrate,
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i2c_priv->samplingrate * i2c_priv->rfs,
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i2c_priv->bitspersample,
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i2c_priv->channels);
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if (ret)
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return ret;
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uc_priv->setup_done = true;
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return 0;
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}
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static int cvitekub_sound_play(struct udevice *dev, void *data, uint data_size)
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{
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struct sound_uc_priv *uc_priv = dev_get_uclass_priv(dev);
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return i2s_tx_data(uc_priv->i2s, data, data_size);
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}
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static int cvitekub_sound_stop_play(struct udevice *dev)
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{
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struct sound_uc_priv *uc_priv = dev_get_uclass_priv(dev);
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audio_codec_close(uc_priv->codec); //because of pop
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uc_priv->setup_done = false;
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return 0;
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}
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static int cvitekub_sound_probe(struct udevice *dev)
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{
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printf("cvitekub_sound_probe\n");
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int ret = 0;
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struct sound_uc_priv *uc_priv = dev_get_uclass_priv(dev);
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ret = uclass_get_device_by_driver(UCLASS_AUDIO_CODEC, DM_DRIVER_GET(cvitekub_dac),
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&uc_priv->codec);
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if (ret) {
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printf("[error][%s]no cvitekub_dac device ret:%d\n", __func__, ret);
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return -1;
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}
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ret = uclass_get_device_by_name(UCLASS_I2S, "i2s@04130000",
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&uc_priv->i2s);
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if (ret) {
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printf("[error][%s]no cvitekub_i2s device ret:%d\n", __func__, ret);
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return -1;
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}
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printf("Probed sound '%s' with codec '%s' and i2s '%s'\n", dev->name,
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uc_priv->codec->name, uc_priv->i2s->name);
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return 0;
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}
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static const struct sound_ops cvitekub_sound_ops = {
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.setup = cvitekub_sound_setup,
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.play = cvitekub_sound_play,
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.stop_play = cvitekub_sound_stop_play,
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};
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static const struct udevice_id cvitekub_sound_ids[] = {
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{ .compatible = "cvitek,cv182xa-dac" },
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{ }
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};
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U_BOOT_DRIVER(cvitekub_sound) = {
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.name = "cvitekub_sound",
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.id = UCLASS_SOUND,
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.of_match = cvitekub_sound_ids,
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.probe = cvitekub_sound_probe,
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.ops = &cvitekub_sound_ops,
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};
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