diff options
Diffstat (limited to 'sound/soc/intel/boards/sof_da7219_max98373.c')
-rw-r--r-- | sound/soc/intel/boards/sof_da7219_max98373.c | 371 |
1 files changed, 371 insertions, 0 deletions
diff --git a/sound/soc/intel/boards/sof_da7219_max98373.c b/sound/soc/intel/boards/sof_da7219_max98373.c new file mode 100644 index 000000000000..8f44f13d2848 --- /dev/null +++ b/sound/soc/intel/boards/sof_da7219_max98373.c @@ -0,0 +1,371 @@ +// SPDX-License-Identifier: GPL-2.0 +// Copyright(c) 2019 Intel Corporation. + +/* + * Intel SOF Machine driver for DA7219 + MAX98373 codec + */ + +#include <linux/input.h> +#include <linux/module.h> +#include <sound/pcm.h> +#include <sound/pcm_params.h> +#include <linux/platform_device.h> +#include <sound/soc.h> +#include <sound/soc-acpi.h> +#include "../../codecs/da7219.h" +#include "../../codecs/da7219-aad.h" +#include "hda_dsp_common.h" + +#define DIALOG_CODEC_DAI "da7219-hifi" +#define MAX98373_CODEC_DAI "max98373-aif1" +#define MAXIM_DEV0_NAME "i2c-MX98373:00" +#define MAXIM_DEV1_NAME "i2c-MX98373:01" + +struct hdmi_pcm { + struct list_head head; + struct snd_soc_dai *codec_dai; + int device; +}; + +struct card_private { + struct snd_soc_jack headset; + struct list_head hdmi_pcm_list; + struct snd_soc_jack hdmi[3]; +}; + +static int platform_clock_control(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *k, int event) +{ + struct snd_soc_dapm_context *dapm = w->dapm; + struct snd_soc_card *card = dapm->card; + struct snd_soc_dai *codec_dai; + int ret = 0; + + codec_dai = snd_soc_card_get_codec_dai(card, DIALOG_CODEC_DAI); + if (!codec_dai) { + dev_err(card->dev, "Codec dai not found; Unable to set/unset codec pll\n"); + return -EIO; + } + + if (SND_SOC_DAPM_EVENT_OFF(event)) { + ret = snd_soc_dai_set_pll(codec_dai, 0, DA7219_SYSCLK_MCLK, + 0, 0); + if (ret) + dev_err(card->dev, "failed to stop PLL: %d\n", ret); + } else if (SND_SOC_DAPM_EVENT_ON(event)) { + ret = snd_soc_dai_set_pll(codec_dai, 0, DA7219_SYSCLK_PLL_SRM, + 0, DA7219_PLL_FREQ_OUT_98304); + if (ret) + dev_err(card->dev, "failed to start PLL: %d\n", ret); + } + + return ret; +} + +static const struct snd_kcontrol_new controls[] = { + SOC_DAPM_PIN_SWITCH("Headphone Jack"), + SOC_DAPM_PIN_SWITCH("Headset Mic"), + SOC_DAPM_PIN_SWITCH("Left Spk"), + SOC_DAPM_PIN_SWITCH("Right Spk"), +}; + +static const struct snd_soc_dapm_widget widgets[] = { + SND_SOC_DAPM_HP("Headphone Jack", NULL), + SND_SOC_DAPM_MIC("Headset Mic", NULL), + SND_SOC_DAPM_SPK("Left Spk", NULL), + SND_SOC_DAPM_SPK("Right Spk", NULL), + SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, + platform_clock_control, SND_SOC_DAPM_POST_PMD | + SND_SOC_DAPM_PRE_PMU), +}; + +static const struct snd_soc_dapm_route audio_map[] = { + { "Headphone Jack", NULL, "HPL" }, + { "Headphone Jack", NULL, "HPR" }, + + { "Left Spk", NULL, "Left BE_OUT" }, + { "Right Spk", NULL, "Right BE_OUT" }, + + { "MIC", NULL, "Headset Mic" }, + + { "Headphone Jack", NULL, "Platform Clock" }, + { "Headset Mic", NULL, "Platform Clock" }, +}; + +static struct snd_soc_jack headset; + +static int da7219_codec_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_component *component = rtd->codec_dai->component; + struct snd_soc_dai *codec_dai = rtd->codec_dai; + struct snd_soc_jack *jack; + int ret; + + /* Configure sysclk for codec */ + ret = snd_soc_dai_set_sysclk(codec_dai, DA7219_CLKSRC_MCLK, 24000000, + SND_SOC_CLOCK_IN); + if (ret) { + dev_err(rtd->dev, "can't set codec sysclk configuration\n"); + return 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 | SND_JACK_LINEOUT, + &headset, NULL, 0); + if (ret) { + dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret); + return ret; + } + + jack = &headset; + 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); + da7219_aad_jack_det(component, jack); + + return ret; +} + +static int ssp1_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params) +{ + struct snd_soc_pcm_runtime *runtime = substream->private_data; + int ret, j; + + for (j = 0; j < runtime->num_codecs; j++) { + struct snd_soc_dai *codec_dai = runtime->codec_dais[j]; + + if (!strcmp(codec_dai->component->name, MAXIM_DEV0_NAME)) { + /* vmon_slot_no = 0 imon_slot_no = 1 for TX slots */ + ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x3, 3, 4, 16); + if (ret < 0) { + dev_err(runtime->dev, "DEV0 TDM slot err:%d\n", ret); + return ret; + } + } + if (!strcmp(codec_dai->component->name, MAXIM_DEV1_NAME)) { + /* vmon_slot_no = 2 imon_slot_no = 3 for TX slots */ + ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xC, 3, 4, 16); + if (ret < 0) { + dev_err(runtime->dev, "DEV1 TDM slot err:%d\n", ret); + return ret; + } + } + } + + return 0; +} + +static struct snd_soc_ops ssp1_ops = { + .hw_params = ssp1_hw_params, +}; + +static struct snd_soc_codec_conf max98373_codec_conf[] = { + { + .dlc = COMP_CODEC_CONF(MAXIM_DEV0_NAME), + .name_prefix = "Right", + }, + { + .dlc = COMP_CODEC_CONF(MAXIM_DEV1_NAME), + .name_prefix = "Left", + }, +}; + +static int hdmi_init(struct snd_soc_pcm_runtime *rtd) +{ + struct card_private *ctx = snd_soc_card_get_drvdata(rtd->card); + struct snd_soc_dai *dai = rtd->codec_dai; + struct hdmi_pcm *pcm; + + pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); + if (!pcm) + return -ENOMEM; + + pcm->device = dai->id; + pcm->codec_dai = dai; + + list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); + + return 0; +} + +static int card_late_probe(struct snd_soc_card *card) +{ + struct card_private *ctx = snd_soc_card_get_drvdata(card); + struct snd_soc_acpi_mach *mach = (card->dev)->platform_data; + struct hdmi_pcm *pcm; + + if (mach->mach_params.common_hdmi_codec_drv) { + pcm = list_first_entry(&ctx->hdmi_pcm_list, struct hdmi_pcm, + head); + return hda_dsp_hdmi_build_controls(card, + pcm->codec_dai->component); + } + + return -EINVAL; +} + +SND_SOC_DAILINK_DEF(ssp0_pin, + DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin"))); +SND_SOC_DAILINK_DEF(ssp0_codec, + DAILINK_COMP_ARRAY(COMP_CODEC("i2c-DLGS7219:00", DIALOG_CODEC_DAI))); + +SND_SOC_DAILINK_DEF(ssp1_pin, + DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin"))); +SND_SOC_DAILINK_DEF(ssp1_amps, + DAILINK_COMP_ARRAY( + /* Left */ COMP_CODEC(MAXIM_DEV0_NAME, MAX98373_CODEC_DAI), + /* Right */ COMP_CODEC(MAXIM_DEV1_NAME, MAX98373_CODEC_DAI))); + +SND_SOC_DAILINK_DEF(dmic_pin, + DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin"))); +SND_SOC_DAILINK_DEF(dmic_codec, + DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec", "dmic-hifi"))); + +SND_SOC_DAILINK_DEF(idisp1_pin, + DAILINK_COMP_ARRAY(COMP_CPU("iDisp1 Pin"))); +SND_SOC_DAILINK_DEF(idisp1_codec, + DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi1"))); + +SND_SOC_DAILINK_DEF(idisp2_pin, + DAILINK_COMP_ARRAY(COMP_CPU("iDisp2 Pin"))); +SND_SOC_DAILINK_DEF(idisp2_codec, + DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi2"))); + +SND_SOC_DAILINK_DEF(idisp3_pin, + DAILINK_COMP_ARRAY(COMP_CPU("iDisp3 Pin"))); +SND_SOC_DAILINK_DEF(idisp3_codec, + DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi3"))); + +SND_SOC_DAILINK_DEF(platform, /* subject to be overridden during probe */ + DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:1f.3"))); + +static struct snd_soc_dai_link dais[] = { + /* Back End DAI links */ + { + .name = "SSP1-Codec", + .id = 0, + .ignore_pmdown_time = 1, + .no_pcm = 1, + .dpcm_playback = 1, + .dpcm_capture = 1, /* IV feedback */ + .ops = &ssp1_ops, + SND_SOC_DAILINK_REG(ssp1_pin, ssp1_amps, platform), + }, + { + .name = "SSP0-Codec", + .id = 1, + .no_pcm = 1, + .init = da7219_codec_init, + .ignore_pmdown_time = 1, + .dpcm_playback = 1, + .dpcm_capture = 1, + SND_SOC_DAILINK_REG(ssp0_pin, ssp0_codec, platform), + }, + { + .name = "dmic01", + .id = 2, + .ignore_suspend = 1, + .dpcm_capture = 1, + .no_pcm = 1, + SND_SOC_DAILINK_REG(dmic_pin, dmic_codec, platform), + }, + { + .name = "iDisp1", + .id = 3, + .init = hdmi_init, + .dpcm_playback = 1, + .no_pcm = 1, + SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform), + }, + { + .name = "iDisp2", + .id = 4, + .init = hdmi_init, + .dpcm_playback = 1, + .no_pcm = 1, + SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform), + }, + { + .name = "iDisp3", + .id = 5, + .init = hdmi_init, + .dpcm_playback = 1, + .no_pcm = 1, + SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform), + }, +}; + +static struct snd_soc_card card_da7219_m98373 = { + .name = "da7219max", + .owner = THIS_MODULE, + .dai_link = dais, + .num_links = ARRAY_SIZE(dais), + .controls = controls, + .num_controls = ARRAY_SIZE(controls), + .dapm_widgets = widgets, + .num_dapm_widgets = ARRAY_SIZE(widgets), + .dapm_routes = audio_map, + .num_dapm_routes = ARRAY_SIZE(audio_map), + .codec_conf = max98373_codec_conf, + .num_configs = ARRAY_SIZE(max98373_codec_conf), + .fully_routed = true, + .late_probe = card_late_probe, +}; + +static int audio_probe(struct platform_device *pdev) +{ + static struct snd_soc_card *card; + struct snd_soc_acpi_mach *mach; + struct card_private *ctx; + int ret; + + ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC); + if (!ctx) + return -ENOMEM; + + INIT_LIST_HEAD(&ctx->hdmi_pcm_list); + card = (struct snd_soc_card *)pdev->id_entry->driver_data; + card->dev = &pdev->dev; + + mach = (&pdev->dev)->platform_data; + ret = snd_soc_fixup_dai_links_platform_name(card, + mach->mach_params.platform); + if (ret) + return ret; + + snd_soc_card_set_drvdata(card, ctx); + + return devm_snd_soc_register_card(&pdev->dev, card); +} + +static const struct platform_device_id board_ids[] = { + { + .name = "sof_da7219_max98373", + .driver_data = (kernel_ulong_t)&card_da7219_m98373, + }, + { } +}; + +static struct platform_driver audio = { + .probe = audio_probe, + .driver = { + .name = "sof_da7219_max98373", + .pm = &snd_soc_pm_ops, + }, + .id_table = board_ids, +}; +module_platform_driver(audio) + +/* Module information */ +MODULE_DESCRIPTION("ASoC Intel(R) SOF Machine driver"); +MODULE_AUTHOR("Yong Zhi <yong.zhi@intel.com>"); +MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("platform:sof_da7219_max98373"); |