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ASoC: Intel: add sof-cs42l42 machine driver 

The machine driver is a generic machine driver for SOF with cs42l42
I2C codec. It currently supports Maxim MAX98357A speker amp on GLK
but is extensible for other apms and platforms.

Signed-off-by: Brent Lu <brent.lu@intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20210505163705.305616-13-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Brent Lu 2021-05-05 11:37:04 -05:00 committed by Mark Brown
parent a21515b5aa
commit 5a7f27a624
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
4 changed files with 538 additions and 1 deletions
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18
sound/soc/intel/boards/Kconfig
View File

@ -479,6 +479,23 @@ config SND_SOC_INTEL_SOF_RT5682_MACH
Say Y if you have such a device.
If unsure select "N".
config SND_SOC_INTEL_SOF_CS42L42_MACH
tristate "SOF with cs42l42 codec in I2S Mode"
depends on I2C && ACPI
depends on ((SND_HDA_CODEC_HDMI && SND_SOC_SOF_HDA_AUDIO_CODEC) &&\
(MFD_INTEL_LPSS || COMPILE_TEST))
select SND_SOC_CS42L42
select SND_SOC_MAX98357A
select SND_SOC_DMIC
select SND_SOC_HDAC_HDMI
select SND_SOC_INTEL_HDA_DSP_COMMON
select SND_SOC_INTEL_SOF_MAXIM_COMMON
help
This adds support for ASoC machine driver for SOF platforms
with cs42l42 codec.
Say Y if you have such a device.
If unsure select "N".
config SND_SOC_INTEL_SOF_PCM512x_MACH
tristate "SOF with TI PCM512x codec"
depends on I2C && ACPI
@ -591,5 +608,4 @@ config SND_SOC_INTEL_SOUNDWIRE_SOF_MACH
endif
endif ## SND_SOC_INTEL_MACH

2
sound/soc/intel/boards/Makefile
View File

@ -20,6 +20,7 @@ snd-soc-sst-byt-cht-da7213-objs := bytcht_da7213.o
snd-soc-sst-byt-cht-es8316-objs := bytcht_es8316.o
snd-soc-sst-byt-cht-nocodec-objs := bytcht_nocodec.o
snd-soc-sof_rt5682-objs := sof_rt5682.o sof_realtek_common.o
snd-soc-sof_cs42l42-objs := sof_cs42l42.o
snd-soc-cml_rt1011_rt5682-objs := cml_rt1011_rt5682.o
snd-soc-kbl_da7219_max98357a-objs := kbl_da7219_max98357a.o
snd-soc-kbl_da7219_max98927-objs := kbl_da7219_max98927.o
@ -40,6 +41,7 @@ snd-soc-sof-sdw-objs += sof_sdw.o \
sof_sdw_rt715.o sof_sdw_rt715_sdca.o \
sof_sdw_dmic.o sof_sdw_hdmi.o
obj-$(CONFIG_SND_SOC_INTEL_SOF_RT5682_MACH) += snd-soc-sof_rt5682.o
obj-$(CONFIG_SND_SOC_INTEL_SOF_CS42L42_MACH) += snd-soc-sof_cs42l42.o
obj-$(CONFIG_SND_SOC_INTEL_HASWELL_MACH) += snd-soc-sst-haswell.o
obj-$(CONFIG_SND_SOC_INTEL_BXT_DA7219_MAX98357A_COMMON) += snd-soc-sst-bxt-da7219_max98357a.o
obj-$(CONFIG_SND_SOC_INTEL_BXT_RT298_MACH) += snd-soc-sst-bxt-rt298.o

509
sound/soc/intel/boards/sof_cs42l42.c Normal file
View File

@ -0,0 +1,509 @@
// SPDX-License-Identifier: GPL-2.0-only
// Copyright(c) 2021 Intel Corporation.
/*
* Intel SOF Machine Driver with Cirrus Logic CS42L42 Codec
* and speaker codec MAX98357A
*/
#include <linux/i2c.h>
#include <linux/input.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/regulator/consumer.h>
#include <linux/dmi.h>
#include <sound/core.h>
#include <sound/jack.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/soc-acpi.h>
#include <dt-bindings/sound/cs42l42.h>
#include "../../codecs/hdac_hdmi.h"
#include "../common/soc-intel-quirks.h"
#include "hda_dsp_common.h"
#include "sof_maxim_common.h"
#define NAME_SIZE 32
#define SOF_CS42L42_SSP_CODEC(quirk) ((quirk) & GENMASK(2, 0))
#define SOF_CS42L42_SSP_CODEC_MASK (GENMASK(2, 0))
#define SOF_SPEAKER_AMP_PRESENT BIT(3)
#define SOF_CS42L42_SSP_AMP_SHIFT 4
#define SOF_CS42L42_SSP_AMP_MASK (GENMASK(6, 4))
#define SOF_CS42L42_SSP_AMP(quirk) \
(((quirk) << SOF_CS42L42_SSP_AMP_SHIFT) & SOF_CS42L42_SSP_AMP_MASK)
#define SOF_CS42L42_NUM_HDMIDEV_SHIFT 7
#define SOF_CS42L42_NUM_HDMIDEV_MASK (GENMASK(9, 7))
#define SOF_CS42L42_NUM_HDMIDEV(quirk) \
(((quirk) << SOF_CS42L42_NUM_HDMIDEV_SHIFT) & SOF_CS42L42_NUM_HDMIDEV_MASK)
#define SOF_MAX98357A_SPEAKER_AMP_PRESENT BIT(10)
/* Default: SSP2 */
static unsigned long sof_cs42l42_quirk = SOF_CS42L42_SSP_CODEC(2);
struct sof_hdmi_pcm {
struct list_head head;
struct snd_soc_dai *codec_dai;
struct snd_soc_jack hdmi_jack;
int device;
};
struct sof_card_private {
struct snd_soc_jack headset_jack;
struct list_head hdmi_pcm_list;
bool common_hdmi_codec_drv;
};
static int sof_hdmi_init(struct snd_soc_pcm_runtime *rtd)
{
struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0);
struct sof_hdmi_pcm *pcm;
pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
if (!pcm)
return -ENOMEM;
/* dai_link id is 1:1 mapped to the PCM device */
pcm->device = rtd->dai_link->id;
pcm->codec_dai = dai;
list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
return 0;
}
static int sof_cs42l42_init(struct snd_soc_pcm_runtime *rtd)
{
struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component;
struct snd_soc_jack *jack = &ctx->headset_jack;
int ret;
/*
* Headset buttons map to the google Reference headset.
* These can be configured by userspace.
*/
ret = snd_soc_card_jack_new(rtd->card, "Headset Jack",
SND_JACK_HEADSET | SND_JACK_BTN_0 |
SND_JACK_BTN_1 | SND_JACK_BTN_2 |
SND_JACK_BTN_3,
jack, NULL, 0);
if (ret) {
dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
return ret;
}
snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOLUMEUP);
snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN);
snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOICECOMMAND);
ret = snd_soc_component_set_jack(component, jack, NULL);
if (ret) {
dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret);
return ret;
}
return ret;
};
static void sof_cs42l42_exit(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component;
snd_soc_component_set_jack(component, NULL, NULL);
}
static int sof_cs42l42_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
int clk_freq, ret;
clk_freq = 3072000; /* BCLK freq */
/* Configure sysclk for codec */
ret = snd_soc_dai_set_sysclk(codec_dai, 0,
clk_freq, SND_SOC_CLOCK_IN);
if (ret < 0)
dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);
return ret;
}
static const struct snd_soc_ops sof_cs42l42_ops = {
.hw_params = sof_cs42l42_hw_params,
};
static struct snd_soc_dai_link_component platform_component[] = {
{
/* name might be overridden during probe */
.name = "0000:00:1f.3"
}
};
static int sof_card_late_probe(struct snd_soc_card *card)
{
struct sof_card_private *ctx = snd_soc_card_get_drvdata(card);
struct snd_soc_component *component = NULL;
char jack_name[NAME_SIZE];
struct sof_hdmi_pcm *pcm;
int err;
if (list_empty(&ctx->hdmi_pcm_list))
return -EINVAL;
if (ctx->common_hdmi_codec_drv) {
pcm = list_first_entry(&ctx->hdmi_pcm_list, struct sof_hdmi_pcm,
head);
component = pcm->codec_dai->component;
return hda_dsp_hdmi_build_controls(card, component);
}
list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
component = pcm->codec_dai->component;
snprintf(jack_name, sizeof(jack_name),
"HDMI/DP, pcm=%d Jack", pcm->device);
err = snd_soc_card_jack_new(card, jack_name,
SND_JACK_AVOUT, &pcm->hdmi_jack,
NULL, 0);
if (err)
return err;
err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
&pcm->hdmi_jack);
if (err < 0)
return err;
}
return hdac_hdmi_jack_port_init(component, &card->dapm);
}
static const struct snd_kcontrol_new sof_controls[] = {
SOC_DAPM_PIN_SWITCH("Headphone Jack"),
SOC_DAPM_PIN_SWITCH("Headset Mic"),
};
static const struct snd_soc_dapm_widget sof_widgets[] = {
SND_SOC_DAPM_HP("Headphone Jack", NULL),
SND_SOC_DAPM_MIC("Headset Mic", NULL),
};
static const struct snd_soc_dapm_widget dmic_widgets[] = {
SND_SOC_DAPM_MIC("SoC DMIC", NULL),
};
static const struct snd_soc_dapm_route sof_map[] = {
/* HP jack connectors - unknown if we have jack detection */
{"Headphone Jack", NULL, "HP"},
/* other jacks */
{"HS", NULL, "Headset Mic"},
};
static const struct snd_soc_dapm_route dmic_map[] = {
/* digital mics */
{"DMic", NULL, "SoC DMIC"},
};
static int dmic_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_card *card = rtd->card;
int ret;
ret = snd_soc_dapm_new_controls(&card->dapm, dmic_widgets,
ARRAY_SIZE(dmic_widgets));
if (ret) {
dev_err(card->dev, "DMic widget addition failed: %d\n", ret);
/* Don't need to add routes if widget addition failed */
return ret;
}
ret = snd_soc_dapm_add_routes(&card->dapm, dmic_map,
ARRAY_SIZE(dmic_map));
if (ret)
dev_err(card->dev, "DMic map addition failed: %d\n", ret);
return ret;
}
/* sof audio machine driver for cs42l42 codec */
static struct snd_soc_card sof_audio_card_cs42l42 = {
.name = "cs42l42", /* the sof- prefix is added by the core */
.owner = THIS_MODULE,
.controls = sof_controls,
.num_controls = ARRAY_SIZE(sof_controls),
.dapm_widgets = sof_widgets,
.num_dapm_widgets = ARRAY_SIZE(sof_widgets),
.dapm_routes = sof_map,
.num_dapm_routes = ARRAY_SIZE(sof_map),
.fully_routed = true,
.late_probe = sof_card_late_probe,
};
static struct snd_soc_dai_link_component cs42l42_component[] = {
{
.name = "i2c-10134242:00",
.dai_name = "cs42l42",
}
};
static struct snd_soc_dai_link_component dmic_component[] = {
{
.name = "dmic-codec",
.dai_name = "dmic-hifi",
}
};
static struct snd_soc_dai_link *sof_card_dai_links_create(struct device *dev,
int ssp_codec,
int ssp_amp,
int dmic_be_num,
int hdmi_num)
{
struct snd_soc_dai_link_component *idisp_components;
struct snd_soc_dai_link_component *cpus;
struct snd_soc_dai_link *links;
int i, id = 0;
links = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link) *
sof_audio_card_cs42l42.num_links, GFP_KERNEL);
cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component) *
sof_audio_card_cs42l42.num_links, GFP_KERNEL);
if (!links || !cpus)
goto devm_err;
/* speaker amp */
if (sof_cs42l42_quirk & SOF_SPEAKER_AMP_PRESENT) {
links[id].name = devm_kasprintf(dev, GFP_KERNEL,
"SSP%d-Codec", ssp_amp);
if (!links[id].name)
goto devm_err;
links[id].id = id;
if (sof_cs42l42_quirk & SOF_MAX98357A_SPEAKER_AMP_PRESENT) {
max_98357a_dai_link(&links[id]);
} else {
dev_err(dev, "no amp defined\n");
goto devm_err;
}
links[id].platforms = platform_component;
links[id].num_platforms = ARRAY_SIZE(platform_component);
links[id].dpcm_playback = 1;
links[id].no_pcm = 1;
links[id].cpus = &cpus[id];
links[id].num_cpus = 1;
links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
"SSP%d Pin",
ssp_amp);
if (!links[id].cpus->dai_name)
goto devm_err;
id++;
}
/* codec SSP */
links[id].name = devm_kasprintf(dev, GFP_KERNEL,
"SSP%d-Codec", ssp_codec);
if (!links[id].name)
goto devm_err;
links[id].id = id;
links[id].codecs = cs42l42_component;
links[id].num_codecs = ARRAY_SIZE(cs42l42_component);
links[id].platforms = platform_component;
links[id].num_platforms = ARRAY_SIZE(platform_component);
links[id].init = sof_cs42l42_init;
links[id].exit = sof_cs42l42_exit;
links[id].ops = &sof_cs42l42_ops;
links[id].dpcm_playback = 1;
links[id].dpcm_capture = 1;
links[id].no_pcm = 1;
links[id].cpus = &cpus[id];
links[id].num_cpus = 1;
links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
"SSP%d Pin",
ssp_codec);
if (!links[id].cpus->dai_name)
goto devm_err;
id++;
/* dmic */
if (dmic_be_num > 0) {
/* at least we have dmic01 */
links[id].name = "dmic01";
links[id].cpus = &cpus[id];
links[id].cpus->dai_name = "DMIC01 Pin";
links[id].init = dmic_init;
if (dmic_be_num > 1) {
/* set up 2 BE links at most */
links[id + 1].name = "dmic16k";
links[id + 1].cpus = &cpus[id + 1];
links[id + 1].cpus->dai_name = "DMIC16k Pin";
dmic_be_num = 2;
}
}
for (i = 0; i < dmic_be_num; i++) {
links[id].id = id;
links[id].num_cpus = 1;
links[id].codecs = dmic_component;
links[id].num_codecs = ARRAY_SIZE(dmic_component);
links[id].platforms = platform_component;
links[id].num_platforms = ARRAY_SIZE(platform_component);
links[id].ignore_suspend = 1;
links[id].dpcm_capture = 1;
links[id].no_pcm = 1;
id++;
}
/* HDMI */
if (hdmi_num > 0) {
idisp_components = devm_kzalloc(dev,
sizeof(struct snd_soc_dai_link_component) *
hdmi_num, GFP_KERNEL);
if (!idisp_components)
goto devm_err;
}
for (i = 1; i <= hdmi_num; i++) {
links[id].name = devm_kasprintf(dev, GFP_KERNEL,
"iDisp%d", i);
if (!links[id].name)
goto devm_err;
links[id].id = id;
links[id].cpus = &cpus[id];
links[id].num_cpus = 1;
links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
"iDisp%d Pin", i);
if (!links[id].cpus->dai_name)
goto devm_err;
idisp_components[i - 1].name = "ehdaudio0D2";
idisp_components[i - 1].dai_name = devm_kasprintf(dev,
GFP_KERNEL,
"intel-hdmi-hifi%d",
i);
if (!idisp_components[i - 1].dai_name)
goto devm_err;
links[id].codecs = &idisp_components[i - 1];
links[id].num_codecs = 1;
links[id].platforms = platform_component;
links[id].num_platforms = ARRAY_SIZE(platform_component);
links[id].init = sof_hdmi_init;
links[id].dpcm_playback = 1;
links[id].no_pcm = 1;
id++;
}
return links;
devm_err:
return NULL;
}
static int sof_audio_probe(struct platform_device *pdev)
{
struct snd_soc_dai_link *dai_links;
struct snd_soc_acpi_mach *mach;
struct sof_card_private *ctx;
int dmic_be_num, hdmi_num;
int ret, ssp_amp, ssp_codec;
ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
if (!ctx)
return -ENOMEM;
if (pdev->id_entry && pdev->id_entry->driver_data)
sof_cs42l42_quirk = (unsigned long)pdev->id_entry->driver_data;
mach = pdev->dev.platform_data;
if (soc_intel_is_glk()) {
dmic_be_num = 1;
hdmi_num = 3;
} else {
dmic_be_num = 2;
hdmi_num = (sof_cs42l42_quirk & SOF_CS42L42_NUM_HDMIDEV_MASK) >>
SOF_CS42L42_NUM_HDMIDEV_SHIFT;
/* default number of HDMI DAI's */
if (!hdmi_num)
hdmi_num = 3;
}
dev_dbg(&pdev->dev, "sof_cs42l42_quirk = %lx\n", sof_cs42l42_quirk);
ssp_amp = (sof_cs42l42_quirk & SOF_CS42L42_SSP_AMP_MASK) >>
SOF_CS42L42_SSP_AMP_SHIFT;
ssp_codec = sof_cs42l42_quirk & SOF_CS42L42_SSP_CODEC_MASK;
/* compute number of dai links */
sof_audio_card_cs42l42.num_links = 1 + dmic_be_num + hdmi_num;
if (sof_cs42l42_quirk & SOF_SPEAKER_AMP_PRESENT)
sof_audio_card_cs42l42.num_links++;
dai_links = sof_card_dai_links_create(&pdev->dev, ssp_codec, ssp_amp,
dmic_be_num, hdmi_num);
if (!dai_links)
return -ENOMEM;
sof_audio_card_cs42l42.dai_link = dai_links;
INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
sof_audio_card_cs42l42.dev = &pdev->dev;
/* set platform name for each dailink */
ret = snd_soc_fixup_dai_links_platform_name(&sof_audio_card_cs42l42,
mach->mach_params.platform);
if (ret)
return ret;
ctx->common_hdmi_codec_drv = mach->mach_params.common_hdmi_codec_drv;
snd_soc_card_set_drvdata(&sof_audio_card_cs42l42, ctx);
return devm_snd_soc_register_card(&pdev->dev,
&sof_audio_card_cs42l42);
}
static const struct platform_device_id board_ids[] = {
{
.name = "glk_cs4242_max98357a",
.driver_data = (kernel_ulong_t)(SOF_CS42L42_SSP_CODEC(2) |
SOF_SPEAKER_AMP_PRESENT |
SOF_MAX98357A_SPEAKER_AMP_PRESENT |
SOF_CS42L42_SSP_AMP(1)),
},
{ }
};
static struct platform_driver sof_audio = {
.probe = sof_audio_probe,
.driver = {
.name = "sof_cs42l42",
.pm = &snd_soc_pm_ops,
},
.id_table = board_ids,
};
module_platform_driver(sof_audio)
/* Module information */
MODULE_DESCRIPTION("SOF Audio Machine driver for CS42L42");
MODULE_AUTHOR("Brent Lu <brent.lu@intel.com>");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:sof_cs42l42");
MODULE_ALIAS("platform:glk_cs4242_max98357a");
MODULE_IMPORT_NS(SND_SOC_INTEL_HDA_DSP_COMMON);
MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_MAXIM_COMMON);

10
sound/soc/intel/common/soc-acpi-intel-glk-match.c
View File

@ -40,6 +40,16 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_glk_machines[] = {
.sof_fw_filename = "sof-glk.ri",
.sof_tplg_filename = "sof-glk-rt5682.tplg",
},
{
.id = "10134242",
.drv_name = "glk_cs4242_max98357a",
.fw_filename = "intel/dsp_fw_glk.bin",
.machine_quirk = snd_soc_acpi_codec_list,
.quirk_data = &glk_codecs,
.sof_fw_filename = "sof-glk.ri",
.sof_tplg_filename = "sof-glk-cs42l42.tplg",
},
{},
};
EXPORT_SYMBOL_GPL(snd_soc_acpi_intel_glk_machines);