// SPDX-License-Identifier: GPL-2.0 // // mt8183-mt6358.c -- // MT8183-MT6358-TS3A227-MAX98357 ALSA SoC machine driver // // Copyright (c) 2018 MediaTek Inc. // Author: Shunli Wang #include #include #include #include #include #include "mt8183-afe-common.h" #include "../../codecs/ts3a227e.h" static struct snd_soc_jack headset_jack; /* Headset jack detection DAPM pins */ static struct snd_soc_jack_pin headset_jack_pins[] = { { .pin = "Headphone", .mask = SND_JACK_HEADPHONE, }, { .pin = "Headset Mic", .mask = SND_JACK_MICROPHONE, }, }; static int mt8183_mt6358_i2s_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { struct snd_soc_pcm_runtime *rtd = substream->private_data; unsigned int rate = params_rate(params); unsigned int mclk_fs_ratio = 128; unsigned int mclk_fs = rate * mclk_fs_ratio; return snd_soc_dai_set_sysclk(rtd->cpu_dai, 0, mclk_fs, SND_SOC_CLOCK_OUT); } static const struct snd_soc_ops mt8183_mt6358_i2s_ops = { .hw_params = mt8183_mt6358_i2s_hw_params, }; static int mt8183_i2s_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params) { dev_dbg(rtd->dev, "%s(), fix format to 32bit\n", __func__); /* fix BE i2s format to 32bit, clean param mask first */ snd_mask_reset_range(hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT), 0, SNDRV_PCM_FORMAT_LAST); params_set_format(params, SNDRV_PCM_FORMAT_S32_LE); return 0; } static const struct snd_soc_dapm_widget mt8183_mt6358_ts3a227_max98357_dapm_widgets[] = { SND_SOC_DAPM_OUTPUT("IT6505_8CH"), }; static const struct snd_soc_dapm_route mt8183_mt6358_ts3a227_max98357_dapm_routes[] = { {"IT6505_8CH", NULL, "TDM"}, }; static int mt8183_mt6358_ts3a227_max98357_bt_sco_startup( struct snd_pcm_substream *substream) { static const unsigned int rates[] = { 8000, 16000 }; static const struct snd_pcm_hw_constraint_list constraints_rates = { .count = ARRAY_SIZE(rates), .list = rates, .mask = 0, }; static const unsigned int channels[] = { 1, }; static const struct snd_pcm_hw_constraint_list constraints_channels = { .count = ARRAY_SIZE(channels), .list = channels, .mask = 0, }; struct snd_pcm_runtime *runtime = substream->runtime; snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &constraints_rates); runtime->hw.channels_max = 1; snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, &constraints_channels); runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE; snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16); return 0; } static const struct snd_soc_ops mt8183_mt6358_ts3a227_max98357_bt_sco_ops = { .startup = mt8183_mt6358_ts3a227_max98357_bt_sco_startup, }; static struct snd_soc_dai_link mt8183_mt6358_ts3a227_max98357_dai_links[] = { /* FE */ { .name = "Playback_1", .stream_name = "Playback_1", .cpu_dai_name = "DL1", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .trigger = {SND_SOC_DPCM_TRIGGER_PRE, SND_SOC_DPCM_TRIGGER_PRE}, .dynamic = 1, .dpcm_playback = 1, }, { .name = "Playback_2", .stream_name = "Playback_2", .cpu_dai_name = "DL2", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .trigger = {SND_SOC_DPCM_TRIGGER_PRE, SND_SOC_DPCM_TRIGGER_PRE}, .dynamic = 1, .dpcm_playback = 1, .ops = &mt8183_mt6358_ts3a227_max98357_bt_sco_ops, }, { .name = "Playback_3", .stream_name = "Playback_3", .cpu_dai_name = "DL3", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .trigger = {SND_SOC_DPCM_TRIGGER_PRE, SND_SOC_DPCM_TRIGGER_PRE}, .dynamic = 1, .dpcm_playback = 1, }, { .name = "Capture_1", .stream_name = "Capture_1", .cpu_dai_name = "UL1", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .trigger = {SND_SOC_DPCM_TRIGGER_PRE, SND_SOC_DPCM_TRIGGER_PRE}, .dynamic = 1, .dpcm_capture = 1, .ops = &mt8183_mt6358_ts3a227_max98357_bt_sco_ops, }, { .name = "Capture_2", .stream_name = "Capture_2", .cpu_dai_name = "UL2", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .trigger = {SND_SOC_DPCM_TRIGGER_PRE, SND_SOC_DPCM_TRIGGER_PRE}, .dynamic = 1, .dpcm_capture = 1, }, { .name = "Capture_3", .stream_name = "Capture_3", .cpu_dai_name = "UL3", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .trigger = {SND_SOC_DPCM_TRIGGER_PRE, SND_SOC_DPCM_TRIGGER_PRE}, .dynamic = 1, .dpcm_capture = 1, }, { .name = "Capture_Mono_1", .stream_name = "Capture_Mono_1", .cpu_dai_name = "UL_MONO_1", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .trigger = {SND_SOC_DPCM_TRIGGER_PRE, SND_SOC_DPCM_TRIGGER_PRE}, .dynamic = 1, .dpcm_capture = 1, }, { .name = "Playback_HDMI", .stream_name = "Playback_HDMI", .cpu_dai_name = "HDMI", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .trigger = {SND_SOC_DPCM_TRIGGER_PRE, SND_SOC_DPCM_TRIGGER_PRE}, .dynamic = 1, .dpcm_playback = 1, }, /* BE */ { .name = "Primary Codec", .cpu_dai_name = "ADDA", .codec_dai_name = "mt6358-snd-codec-aif1", .codec_name = "mt6358-sound", .no_pcm = 1, .dpcm_playback = 1, .dpcm_capture = 1, .ignore_suspend = 1, }, { .name = "PCM 1", .cpu_dai_name = "PCM 1", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .no_pcm = 1, .dpcm_playback = 1, .dpcm_capture = 1, .ignore_suspend = 1, }, { .name = "PCM 2", .cpu_dai_name = "PCM 2", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .no_pcm = 1, .dpcm_playback = 1, .dpcm_capture = 1, .ignore_suspend = 1, }, { .name = "I2S0", .cpu_dai_name = "I2S0", .codec_dai_name = "bt-sco-pcm", .codec_name = "bt-sco", .no_pcm = 1, .dpcm_capture = 1, .ignore_suspend = 1, .be_hw_params_fixup = mt8183_i2s_hw_params_fixup, .ops = &mt8183_mt6358_i2s_ops, }, { .name = "I2S1", .cpu_dai_name = "I2S1", .codec_dai_name = "snd-soc-dummy-dai", .codec_name = "snd-soc-dummy", .no_pcm = 1, .dpcm_playback = 1, .ignore_suspend = 1, .be_hw_params_fixup = mt8183_i2s_hw_params_fixup, .ops = &mt8183_mt6358_i2s_ops, }, { .name = "I2S2", .cpu_dai_name = "I2S2", .codec_dai_name = "snd-soc-dummy-dai", .codec_name = "snd-soc-dummy", .no_pcm = 1, .dpcm_capture = 1, .ignore_suspend = 1, .be_hw_params_fixup = mt8183_i2s_hw_params_fixup, .ops = &mt8183_mt6358_i2s_ops, }, { .name = "I2S3", .cpu_dai_name = "I2S3", .codec_dai_name = "HiFi", .codec_name = "max98357a", .no_pcm = 1, .dpcm_playback = 1, .ignore_suspend = 1, .be_hw_params_fixup = mt8183_i2s_hw_params_fixup, .ops = &mt8183_mt6358_i2s_ops, }, { .name = "I2S5", .cpu_dai_name = "I2S5", .codec_dai_name = "bt-sco-pcm", .codec_name = "bt-sco", .no_pcm = 1, .dpcm_playback = 1, .ignore_suspend = 1, .be_hw_params_fixup = mt8183_i2s_hw_params_fixup, .ops = &mt8183_mt6358_i2s_ops, }, { .name = "TDM", .cpu_dai_name = "TDM", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .no_pcm = 1, .dpcm_playback = 1, .ignore_suspend = 1, }, }; static int mt8183_mt6358_ts3a227_max98357_headset_init(struct snd_soc_component *cpnt); static struct snd_soc_aux_dev mt8183_mt6358_ts3a227_max98357_headset_dev = { .name = "Headset Chip", .init = mt8183_mt6358_ts3a227_max98357_headset_init, }; static struct snd_soc_card mt8183_mt6358_ts3a227_max98357_card = { .name = "mt8183_mt6358_ts3a227_max98357", .owner = THIS_MODULE, .dai_link = mt8183_mt6358_ts3a227_max98357_dai_links, .num_links = ARRAY_SIZE(mt8183_mt6358_ts3a227_max98357_dai_links), .aux_dev = &mt8183_mt6358_ts3a227_max98357_headset_dev, .num_aux_devs = 1, }; static int mt8183_mt6358_ts3a227_max98357_headset_init(struct snd_soc_component *component) { int ret; /* Enable Headset and 4 Buttons Jack detection */ ret = snd_soc_card_jack_new(&mt8183_mt6358_ts3a227_max98357_card, "Headset Jack", SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 | SND_JACK_BTN_2 | SND_JACK_BTN_3, &headset_jack, headset_jack_pins, ARRAY_SIZE(headset_jack_pins)); if (ret) return ret; ret = ts3a227e_enable_jack_detect(component, &headset_jack); return ret; } static int mt8183_mt6358_ts3a227_max98357_dev_probe(struct platform_device *pdev) { struct snd_soc_card *card = &mt8183_mt6358_ts3a227_max98357_card; struct device_node *platform_node; struct snd_soc_dai_link *dai_link; struct pinctrl *default_pins; int ret, i; card->dev = &pdev->dev; platform_node = of_parse_phandle(pdev->dev.of_node, "mediatek,platform", 0); if (!platform_node) { dev_err(&pdev->dev, "Property 'platform' missing or invalid\n"); return -EINVAL; } for_each_card_prelinks(card, i, dai_link) { /* In the alsa soc-core, the "platform" will be * allocated by devm_kzalloc if null. * There is a special case that registerring * sound card is failed at the first time, but * the "platform" will not null when probe is trying * again. It's not expected normally. */ dai_link->platforms = NULL; if (dai_link->platform_name) continue; dai_link->platform_of_node = platform_node; } mt8183_mt6358_ts3a227_max98357_headset_dev.codec_of_node = of_parse_phandle(pdev->dev.of_node, "mediatek,headset-codec", 0); if (!mt8183_mt6358_ts3a227_max98357_headset_dev.codec_of_node) { dev_err(&pdev->dev, "Property 'mediatek,headset-codec' missing/invalid\n"); return -EINVAL; } ret = devm_snd_soc_register_card(&pdev->dev, card); if (ret) dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n", __func__, ret); default_pins = devm_pinctrl_get_select(&pdev->dev, PINCTRL_STATE_DEFAULT); if (IS_ERR(default_pins)) { dev_err(&pdev->dev, "%s set pins failed\n", __func__); return PTR_ERR(default_pins); } return ret; } #ifdef CONFIG_OF static const struct of_device_id mt8183_mt6358_ts3a227_max98357_dt_match[] = { {.compatible = "mediatek,mt8183_mt6358_ts3a227_max98357",}, {} }; #endif static struct platform_driver mt8183_mt6358_ts3a227_max98357_driver = { .driver = { .name = "mt8183_mt6358_ts3a227_max98357", #ifdef CONFIG_OF .of_match_table = mt8183_mt6358_ts3a227_max98357_dt_match, #endif }, .probe = mt8183_mt6358_ts3a227_max98357_dev_probe, }; module_platform_driver(mt8183_mt6358_ts3a227_max98357_driver); /* Module information */ MODULE_DESCRIPTION("MT8183-MT6358-TS3A227-MAX98357 ALSA SoC machine driver"); MODULE_AUTHOR("Shunli Wang "); MODULE_LICENSE("GPL v2"); MODULE_ALIAS("mt8183_mt6358_ts3a227_max98357 soc card");