77 строки
1.6 KiB
C
77 строки
1.6 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
//
|
|
// Machine driver for AMD Renoir platform using DMIC
|
|
//
|
|
//Copyright 2020 Advanced Micro Devices, Inc.
|
|
|
|
#include <sound/soc.h>
|
|
#include <sound/soc-dapm.h>
|
|
#include <linux/module.h>
|
|
#include <sound/pcm.h>
|
|
#include <sound/pcm_params.h>
|
|
#include <linux/io.h>
|
|
|
|
#include "rn_acp3x.h"
|
|
|
|
#define DRV_NAME "acp_pdm_mach"
|
|
|
|
SND_SOC_DAILINK_DEF(acp_pdm,
|
|
DAILINK_COMP_ARRAY(COMP_CPU("acp_rn_pdm_dma.0")));
|
|
|
|
SND_SOC_DAILINK_DEF(dmic_codec,
|
|
DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec.0",
|
|
"dmic-hifi")));
|
|
|
|
SND_SOC_DAILINK_DEF(platform,
|
|
DAILINK_COMP_ARRAY(COMP_PLATFORM("acp_rn_pdm_dma.0")));
|
|
|
|
static struct snd_soc_dai_link acp_dai_pdm[] = {
|
|
{
|
|
.name = "acp3x-dmic-capture",
|
|
.stream_name = "DMIC capture",
|
|
.capture_only = 1,
|
|
SND_SOC_DAILINK_REG(acp_pdm, dmic_codec, platform),
|
|
},
|
|
};
|
|
|
|
static struct snd_soc_card acp_card = {
|
|
.name = "acp",
|
|
.owner = THIS_MODULE,
|
|
.dai_link = acp_dai_pdm,
|
|
.num_links = 1,
|
|
};
|
|
|
|
static int acp_probe(struct platform_device *pdev)
|
|
{
|
|
int ret;
|
|
struct acp_pdm *machine = NULL;
|
|
struct snd_soc_card *card;
|
|
|
|
card = &acp_card;
|
|
acp_card.dev = &pdev->dev;
|
|
|
|
platform_set_drvdata(pdev, card);
|
|
snd_soc_card_set_drvdata(card, machine);
|
|
ret = devm_snd_soc_register_card(&pdev->dev, card);
|
|
if (ret) {
|
|
return dev_err_probe(&pdev->dev, ret,
|
|
"snd_soc_register_card(%s) failed\n",
|
|
card->name);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static struct platform_driver acp_mach_driver = {
|
|
.driver = {
|
|
.name = "acp_pdm_mach",
|
|
.pm = &snd_soc_pm_ops,
|
|
},
|
|
.probe = acp_probe,
|
|
};
|
|
|
|
module_platform_driver(acp_mach_driver);
|
|
|
|
MODULE_AUTHOR("Vijendar.Mukunda@amd.com");
|
|
MODULE_LICENSE("GPL v2");
|
|
MODULE_ALIAS("platform:" DRV_NAME);
|