Unverified Commit 79ebb596 authored by Cezary Rojewski's avatar Cezary Rojewski Committed by Mark Brown
Browse files

ASoC: Intel: avs: Add pcm3168a machine board 



To support AVS-pcm3168a configuration add machine board connecting AVS
platform component driver with pcm3168a codec one.

Signed-off-by: default avatarCezary Rojewski <cezary.rojewski@intel.com>
Link: https://patch.msgid.link/20250203141051.2361323-5-cezary.rojewski@intel.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 7d92a38d

sound/soc/intel/avs/boards/Kconfig

+10 −0
Original line number Diff line number Diff line
@@ -87,6 +87,16 @@ config SND_SOC_INTEL_AVS_MACH_NAU8825 
	   Say Y or m if you have such a device. This is a recommended option.

	   If unsure select "N".



config SND_SOC_INTEL_AVS_MACH_PCM3168A

	tristate "pcm3168a I2S board"

	depends on I2C

	depends on MFD_INTEL_LPSS || COMPILE_TEST

	select SND_SOC_PCM3168A_I2C

	help

	  This adds support for AVS with PCM3168A I2C codec configuration.

	  Say Y or m if you have such a device. This is a recommended option.

	  If unsure select "N".



config SND_SOC_INTEL_AVS_MACH_PROBE

	tristate "Probing (data) board"

	depends on DEBUG_FS

sound/soc/intel/avs/boards/Makefile

+2 −0
Original line number Diff line number Diff line
@@ -9,6 +9,7 @@ snd-soc-avs-max98927-y := max98927.o 
snd-soc-avs-max98357a-y := max98357a.o

snd-soc-avs-max98373-y := max98373.o

snd-soc-avs-nau8825-y := nau8825.o

snd-soc-avs-pcm3168a-y := pcm3168a.o

snd-soc-avs-probe-y := probe.o

snd-soc-avs-rt274-y := rt274.o

snd-soc-avs-rt286-y := rt286.o
@@ -27,6 +28,7 @@ obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_MAX98927) += snd-soc-avs-max98927.o 
obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_MAX98357A) += snd-soc-avs-max98357a.o

obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_MAX98373) += snd-soc-avs-max98373.o

obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_NAU8825) += snd-soc-avs-nau8825.o

obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_PCM3168A) += snd-soc-avs-pcm3168a.o

obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_PROBE) += snd-soc-avs-probe.o

obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_RT274) += snd-soc-avs-rt274.o

obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_RT286) += snd-soc-avs-rt286.o

sound/soc/intel/avs/boards/pcm3168a.c

0 → 100644
+143 −0
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

//

// Copyright(c) 2024-2025 Intel Corporation

//

// Author: Cezary Rojewski <cezary.rojewski@intel.com>

//



#include <linux/module.h>

#include <linux/platform_device.h>

#include <sound/core.h>

#include <sound/pcm.h>

#include <sound/pcm_params.h>

#include <sound/soc.h>



static const struct snd_soc_dapm_widget card_widgets[] = {

	SND_SOC_DAPM_HP("CPB Stereo HP 1", NULL),

	SND_SOC_DAPM_HP("CPB Stereo HP 2", NULL),

	SND_SOC_DAPM_HP("CPB Stereo HP 3", NULL),

	SND_SOC_DAPM_LINE("CPB Line Out", NULL),

	SND_SOC_DAPM_MIC("CPB Stereo Mic 1", NULL),

	SND_SOC_DAPM_MIC("CPB Stereo Mic 2", NULL),

	SND_SOC_DAPM_LINE("CPB Line In", NULL),

};



static const struct snd_soc_dapm_route card_routes[] = {

	{ "CPB Stereo HP 1", NULL, "AOUT1L" },

	{ "CPB Stereo HP 1", NULL, "AOUT1R" },

	{ "CPB Stereo HP 2", NULL, "AOUT2L" },

	{ "CPB Stereo HP 2", NULL, "AOUT2R" },

	{ "CPB Stereo HP 3", NULL, "AOUT3L" },

	{ "CPB Stereo HP 3", NULL, "AOUT3R" },

	{ "CPB Line Out", NULL, "AOUT4L" },

	{ "CPB Line Out", NULL, "AOUT4R" },



	{ "AIN1L", NULL, "CPB Stereo Mic 1" },

	{ "AIN1R", NULL, "CPB Stereo Mic 1" },

	{ "AIN2L", NULL, "CPB Stereo Mic 2" },

	{ "AIN2R", NULL, "CPB Stereo Mic 2" },

	{ "AIN3L", NULL, "CPB Line In" },

	{ "AIN3R", NULL, "CPB Line In" },

};



static int avs_pcm3168a_be_fixup(struct snd_soc_pcm_runtime *runtime,

				 struct snd_pcm_hw_params *params)

{

	struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);



	/* Set SSP to 24 bit. */

	snd_mask_none(fmt);

	snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);



	return 0;

}



SND_SOC_DAILINK_DEF(pcm3168a_dac,

		    DAILINK_COMP_ARRAY(COMP_CODEC("i2c-PCM3168A:00", "pcm3168a-dac")));

SND_SOC_DAILINK_DEF(pcm3168a_adc,

		    DAILINK_COMP_ARRAY(COMP_CODEC("i2c-PCM3168A:00", "pcm3168a-adc")));

SND_SOC_DAILINK_DEF(cpu_ssp0, DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin")));

SND_SOC_DAILINK_DEF(cpu_ssp2, DAILINK_COMP_ARRAY(COMP_CPU("SSP2 Pin")));



static int avs_create_dai_links(struct device *dev, struct snd_soc_dai_link **links, int *num_links)

{

	struct snd_soc_dai_link_component *platform;

	struct snd_soc_dai_link *dl;

	const int num_dl = 2;



	dl = devm_kcalloc(dev, num_dl, sizeof(*dl), GFP_KERNEL);

	platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL);

	if (!dl || !platform)

		return -ENOMEM;



	platform->name = dev_name(dev);

	dl[0].num_cpus = 1;

	dl[0].num_codecs = 1;

	dl[0].platforms = platform;

	dl[0].num_platforms = 1;

	dl[0].dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBP_CFP;

	dl[0].be_hw_params_fixup = avs_pcm3168a_be_fixup;

	dl[0].nonatomic = 1;

	dl[0].no_pcm = 1;

	memcpy(&dl[1], &dl[0], sizeof(*dl));



	dl[0].name = "SSP0-Codec-dac";

	dl[0].cpus = cpu_ssp0;

	dl[0].codecs = pcm3168a_dac;

	dl[1].name = "SSP2-Codec-adc";

	dl[1].cpus = cpu_ssp2;

	dl[1].codecs = pcm3168a_adc;



	*links = dl;

	*num_links = num_dl;

	return 0;

}



static int avs_pcm3168a_probe(struct platform_device *pdev)

{

	struct device *dev = &pdev->dev;

	struct snd_soc_card *card;

	int ret;



	card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);

	if (!card)

		return -ENOMEM;



	ret = avs_create_dai_links(dev, &card->dai_link, &card->num_links);

	if (ret)

		return ret;



	card->name = "avs_pcm3168a";

	card->dev = dev;

	card->owner = THIS_MODULE;

	card->dapm_widgets = card_widgets;

	card->num_dapm_widgets = ARRAY_SIZE(card_widgets);

	card->dapm_routes = card_routes;

	card->num_dapm_routes = ARRAY_SIZE(card_routes);

	card->fully_routed = true;



	return devm_snd_soc_register_card(dev, card);

}



static const struct platform_device_id avs_pcm3168a_driver_ids[] = {

	{

		.name = "avs_pcm3168a",

	},

	{},

};

MODULE_DEVICE_TABLE(platform, avs_pcm3168a_driver_ids);



static struct platform_driver avs_pcm3168a_driver = {

	.probe = avs_pcm3168a_probe,

	.driver = {

		.name = "avs_pcm3168a",

		.pm = &snd_soc_pm_ops,

	},

	.id_table = avs_pcm3168a_driver_ids,

};



module_platform_driver(avs_pcm3168a_driver);



MODULE_DESCRIPTION("Intel pcm3168a machine driver");

MODULE_AUTHOR("Cezary Rojewski <cezary.rojewski@intel.com>");

MODULE_LICENSE("GPL");