ASoC: amd: add YC machine driver using dmic (fa991481) · Commits · EulixOS / Software / Kernel

sound/soc/amd/yc/acp6x-mach.c

0 → 100644

+194 −0

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		// SPDX-License-Identifier: GPL-2.0+
		/*
		* Machine driver for AMD Yellow Carp platform using DMIC
		*
		* Copyright 2021 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 <linux/dmi.h>

		#include "acp6x.h"

		#define DRV_NAME "acp_yc_mach"

		SND_SOC_DAILINK_DEF(acp6x_pdm,
		DAILINK_COMP_ARRAY(COMP_CPU("acp_yc_pdm_dma.0")));

		SND_SOC_DAILINK_DEF(dmic_codec,
		DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec.0",
		"dmic-hifi")));

		SND_SOC_DAILINK_DEF(pdm_platform,
		DAILINK_COMP_ARRAY(COMP_PLATFORM("acp_yc_pdm_dma.0")));

		static struct snd_soc_dai_link acp6x_dai_pdm[] = {
		{
		.name = "acp6x-dmic-capture",
		.stream_name = "DMIC capture",
		.capture_only = 1,
		SND_SOC_DAILINK_REG(acp6x_pdm, dmic_codec, pdm_platform),
		},
		};

		static struct snd_soc_card acp6x_card = {
		.name = "acp6x",
		.owner = THIS_MODULE,
		.dai_link = acp6x_dai_pdm,
		.num_links = 1,
		};

		static const struct dmi_system_id yc_acp_quirk_table[] = {
		{
		.matches = {
		DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
		DMI_MATCH(DMI_PRODUCT_NAME, "21D2"),
		}
		},
		{
		.matches = {
		DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
		DMI_MATCH(DMI_PRODUCT_NAME, "21D3"),
		}
		},
		{
		.matches = {
		DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
		DMI_MATCH(DMI_PRODUCT_NAME, "21D4"),
		}
		},
		{
		.matches = {
		DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
		DMI_MATCH(DMI_PRODUCT_NAME, "21D5"),
		}
		},
		{
		.matches = {
		DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
		DMI_MATCH(DMI_PRODUCT_NAME, "21CF"),
		}
		},
		{
		.matches = {
		DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
		DMI_MATCH(DMI_PRODUCT_NAME, "21CG"),
		}
		},
		{
		.matches = {
		DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
		DMI_MATCH(DMI_PRODUCT_NAME, "21CQ"),
		}
		},
		{
		.matches = {
		DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
		DMI_MATCH(DMI_PRODUCT_NAME, "21CR"),
		}
		},
		{
		.matches = {
		DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
		DMI_MATCH(DMI_PRODUCT_NAME, "21AW"),
		}
		},
		{
		.matches = {
		DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
		DMI_MATCH(DMI_PRODUCT_NAME, "21AX"),
		}
		},
		{
		.matches = {
		DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
		DMI_MATCH(DMI_PRODUCT_NAME, "21BN"),
		}
		},
		{
		.matches = {
		DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
		DMI_MATCH(DMI_PRODUCT_NAME, "21BQ"),
		}
		},
		{
		.matches = {
		DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
		DMI_MATCH(DMI_PRODUCT_NAME, "21CH"),
		}
		},
		{
		.matches = {
		DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
		DMI_MATCH(DMI_PRODUCT_NAME, "21CJ"),
		}
		},
		{
		.matches = {
		DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
		DMI_MATCH(DMI_PRODUCT_NAME, "21CK"),
		}
		},
		{
		.matches = {
		DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
		DMI_MATCH(DMI_PRODUCT_NAME, "21CL"),
		}
		},
		{
		.matches = {
		DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
		DMI_MATCH(DMI_PRODUCT_NAME, "21D8"),
		}
		},
		{
		.matches = {
		DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
		DMI_MATCH(DMI_PRODUCT_NAME, "21D9"),
		}
		},
		{}
		};

		static int acp6x_probe(struct platform_device *pdev)
		{
		struct acp6x_pdm *machine = NULL;
		struct snd_soc_card *card;
		int ret;
		const struct dmi_system_id *dmi_id;

		dmi_id = dmi_first_match(yc_acp_quirk_table);
		if (!dmi_id)
		return -ENODEV;
		card = &acp6x_card;
		acp6x_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 acp6x_mach_driver = {
		.driver = {
		.name = "acp_yc_mach",
		.pm = &snd_soc_pm_ops,
		},
		.probe = acp6x_probe,
		};

		module_platform_driver(acp6x_mach_driver);

		MODULE_AUTHOR("Vijendar.Mukunda@amd.com");
		MODULE_LICENSE("GPL v2");
		MODULE_ALIAS("platform:" DRV_NAME);