// 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" enum PINCTRL_PIN_STATE { PIN_STATE_DEFAULT = 0, PIN_TDM_OUT_ON, PIN_TDM_OUT_OFF, PIN_WOV, PIN_STATE_MAX }; static const char * const mt8183_pin_str[PIN_STATE_MAX] = { "default", "aud_tdm_out_on", "aud_tdm_out_off", "wov", }; struct mt8183_mt6358_ts3a227_max98357_priv { struct pinctrl *pinctrl; struct pinctrl_state *pin_states[PIN_STATE_MAX]; struct snd_soc_jack headset_jack; }; 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 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, }; /* FE */ SND_SOC_DAILINK_DEFS(playback1, DAILINK_COMP_ARRAY(COMP_CPU("DL1")), DAILINK_COMP_ARRAY(COMP_DUMMY()), DAILINK_COMP_ARRAY(COMP_EMPTY())); SND_SOC_DAILINK_DEFS(playback2, DAILINK_COMP_ARRAY(COMP_CPU("DL2")), DAILINK_COMP_ARRAY(COMP_DUMMY()), DAILINK_COMP_ARRAY(COMP_EMPTY())); SND_SOC_DAILINK_DEFS(playback3, DAILINK_COMP_ARRAY(COMP_CPU("DL3")), DAILINK_COMP_ARRAY(COMP_DUMMY()), DAILINK_COMP_ARRAY(COMP_EMPTY())); SND_SOC_DAILINK_DEFS(capture1, DAILINK_COMP_ARRAY(COMP_CPU("UL1")), DAILINK_COMP_ARRAY(COMP_DUMMY()), DAILINK_COMP_ARRAY(COMP_EMPTY())); SND_SOC_DAILINK_DEFS(capture2, DAILINK_COMP_ARRAY(COMP_CPU("UL2")), DAILINK_COMP_ARRAY(COMP_DUMMY()), DAILINK_COMP_ARRAY(COMP_EMPTY())); SND_SOC_DAILINK_DEFS(capture3, DAILINK_COMP_ARRAY(COMP_CPU("UL3")), DAILINK_COMP_ARRAY(COMP_DUMMY()), DAILINK_COMP_ARRAY(COMP_EMPTY())); SND_SOC_DAILINK_DEFS(capture_mono, DAILINK_COMP_ARRAY(COMP_CPU("UL_MONO_1")), DAILINK_COMP_ARRAY(COMP_DUMMY()), DAILINK_COMP_ARRAY(COMP_EMPTY())); SND_SOC_DAILINK_DEFS(playback_hdmi, DAILINK_COMP_ARRAY(COMP_CPU("HDMI")), DAILINK_COMP_ARRAY(COMP_DUMMY()), DAILINK_COMP_ARRAY(COMP_EMPTY())); SND_SOC_DAILINK_DEFS(wake_on_voice, DAILINK_COMP_ARRAY(COMP_DUMMY()), DAILINK_COMP_ARRAY(COMP_DUMMY()), DAILINK_COMP_ARRAY(COMP_EMPTY())); /* BE */ SND_SOC_DAILINK_DEFS(primary_codec, DAILINK_COMP_ARRAY(COMP_CPU("ADDA")), DAILINK_COMP_ARRAY(COMP_CODEC("mt6358-sound", "mt6358-snd-codec-aif1")), DAILINK_COMP_ARRAY(COMP_EMPTY())); SND_SOC_DAILINK_DEFS(pcm1, DAILINK_COMP_ARRAY(COMP_CPU("PCM 1")), DAILINK_COMP_ARRAY(COMP_DUMMY()), DAILINK_COMP_ARRAY(COMP_EMPTY())); SND_SOC_DAILINK_DEFS(pcm2, DAILINK_COMP_ARRAY(COMP_CPU("PCM 2")), DAILINK_COMP_ARRAY(COMP_DUMMY()), DAILINK_COMP_ARRAY(COMP_EMPTY())); SND_SOC_DAILINK_DEFS(i2s0, DAILINK_COMP_ARRAY(COMP_CPU("I2S0")), DAILINK_COMP_ARRAY(COMP_CODEC("bt-sco", "bt-sco-pcm")), DAILINK_COMP_ARRAY(COMP_EMPTY())); SND_SOC_DAILINK_DEFS(i2s1, DAILINK_COMP_ARRAY(COMP_CPU("I2S1")), DAILINK_COMP_ARRAY(COMP_DUMMY()), DAILINK_COMP_ARRAY(COMP_EMPTY())); SND_SOC_DAILINK_DEFS(i2s2, DAILINK_COMP_ARRAY(COMP_CPU("I2S2")), DAILINK_COMP_ARRAY(COMP_DUMMY()), DAILINK_COMP_ARRAY(COMP_EMPTY())); SND_SOC_DAILINK_DEFS(i2s3, DAILINK_COMP_ARRAY(COMP_CPU("I2S3")), DAILINK_COMP_ARRAY(COMP_CODEC("max98357a", "HiFi")), DAILINK_COMP_ARRAY(COMP_EMPTY())); SND_SOC_DAILINK_DEFS(i2s5, DAILINK_COMP_ARRAY(COMP_CPU("I2S5")), DAILINK_COMP_ARRAY(COMP_CODEC("bt-sco", "bt-sco-pcm")), DAILINK_COMP_ARRAY(COMP_EMPTY())); SND_SOC_DAILINK_DEFS(tdm, DAILINK_COMP_ARRAY(COMP_CPU("TDM")), DAILINK_COMP_ARRAY(COMP_DUMMY()), DAILINK_COMP_ARRAY(COMP_EMPTY())); static int mt8183_mt6358_tdm_startup(struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct mt8183_mt6358_ts3a227_max98357_priv *priv = snd_soc_card_get_drvdata(rtd->card); int ret; if (IS_ERR(priv->pin_states[PIN_TDM_OUT_ON])) return PTR_ERR(priv->pin_states[PIN_TDM_OUT_ON]); ret = pinctrl_select_state(priv->pinctrl, priv->pin_states[PIN_TDM_OUT_ON]); if (ret) dev_err(rtd->card->dev, "%s failed to select state %d\n", __func__, ret); return ret; } static void mt8183_mt6358_tdm_shutdown(struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct mt8183_mt6358_ts3a227_max98357_priv *priv = snd_soc_card_get_drvdata(rtd->card); int ret; if (IS_ERR(priv->pin_states[PIN_TDM_OUT_OFF])) return; ret = pinctrl_select_state(priv->pinctrl, priv->pin_states[PIN_TDM_OUT_OFF]); if (ret) dev_err(rtd->card->dev, "%s failed to select state %d\n", __func__, ret); } static struct snd_soc_ops mt8183_mt6358_tdm_ops = { .startup = mt8183_mt6358_tdm_startup, .shutdown = mt8183_mt6358_tdm_shutdown, }; static int mt8183_mt6358_ts3a227_max98357_wov_startup( struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct snd_soc_card *card = rtd->card; struct mt8183_mt6358_ts3a227_max98357_priv *priv = snd_soc_card_get_drvdata(card); return pinctrl_select_state(priv->pinctrl, priv->pin_states[PIN_WOV]); } static void mt8183_mt6358_ts3a227_max98357_wov_shutdown( struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct snd_soc_card *card = rtd->card; struct mt8183_mt6358_ts3a227_max98357_priv *priv = snd_soc_card_get_drvdata(card); int ret; ret = pinctrl_select_state(priv->pinctrl, priv->pin_states[PIN_STATE_DEFAULT]); if (ret) dev_err(card->dev, "%s failed to select state %d\n", __func__, ret); } static const struct snd_soc_ops mt8183_mt6358_ts3a227_max98357_wov_ops = { .startup = mt8183_mt6358_ts3a227_max98357_wov_startup, .shutdown = mt8183_mt6358_ts3a227_max98357_wov_shutdown, }; static struct snd_soc_dai_link mt8183_mt6358_ts3a227_max98357_dai_links[] = { /* FE */ { .name = "Playback_1", .stream_name = "Playback_1", .trigger = {SND_SOC_DPCM_TRIGGER_PRE, SND_SOC_DPCM_TRIGGER_PRE}, .dynamic = 1, .dpcm_playback = 1, SND_SOC_DAILINK_REG(playback1), }, { .name = "Playback_2", .stream_name = "Playback_2", .trigger = {SND_SOC_DPCM_TRIGGER_PRE, SND_SOC_DPCM_TRIGGER_PRE}, .dynamic = 1, .dpcm_playback = 1, .ops = &mt8183_mt6358_ts3a227_max98357_bt_sco_ops, SND_SOC_DAILINK_REG(playback2), }, { .name = "Playback_3", .stream_name = "Playback_3", .trigger = {SND_SOC_DPCM_TRIGGER_PRE, SND_SOC_DPCM_TRIGGER_PRE}, .dynamic = 1, .dpcm_playback = 1, SND_SOC_DAILINK_REG(playback3), }, { .name = "Capture_1", .stream_name = "Capture_1", .trigger = {SND_SOC_DPCM_TRIGGER_PRE, SND_SOC_DPCM_TRIGGER_PRE}, .dynamic = 1, .dpcm_capture = 1, .ops = &mt8183_mt6358_ts3a227_max98357_bt_sco_ops, SND_SOC_DAILINK_REG(capture1), }, { .name = "Capture_2", .stream_name = "Capture_2", .trigger = {SND_SOC_DPCM_TRIGGER_PRE, SND_SOC_DPCM_TRIGGER_PRE}, .dynamic = 1, .dpcm_capture = 1, SND_SOC_DAILINK_REG(capture2), }, { .name = "Capture_3", .stream_name = "Capture_3", .trigger = {SND_SOC_DPCM_TRIGGER_PRE, SND_SOC_DPCM_TRIGGER_PRE}, .dynamic = 1, .dpcm_capture = 1, SND_SOC_DAILINK_REG(capture3), }, { .name = "Capture_Mono_1", .stream_name = "Capture_Mono_1", .trigger = {SND_SOC_DPCM_TRIGGER_PRE, SND_SOC_DPCM_TRIGGER_PRE}, .dynamic = 1, .dpcm_capture = 1, SND_SOC_DAILINK_REG(capture_mono), }, { .name = "Playback_HDMI", .stream_name = "Playback_HDMI", .trigger = {SND_SOC_DPCM_TRIGGER_PRE, SND_SOC_DPCM_TRIGGER_PRE}, .dynamic = 1, .dpcm_playback = 1, SND_SOC_DAILINK_REG(playback_hdmi), }, { .name = "Wake on Voice", .stream_name = "Wake on Voice", .ignore_suspend = 1, .ignore = 1, SND_SOC_DAILINK_REG(wake_on_voice), .ops = &mt8183_mt6358_ts3a227_max98357_wov_ops, }, /* BE */ { .name = "Primary Codec", .no_pcm = 1, .dpcm_playback = 1, .dpcm_capture = 1, .ignore_suspend = 1, SND_SOC_DAILINK_REG(primary_codec), }, { .name = "PCM 1", .no_pcm = 1, .dpcm_playback = 1, .dpcm_capture = 1, .ignore_suspend = 1, SND_SOC_DAILINK_REG(pcm1), }, { .name = "PCM 2", .no_pcm = 1, .dpcm_playback = 1, .dpcm_capture = 1, .ignore_suspend = 1, SND_SOC_DAILINK_REG(pcm2), }, { .name = "I2S0", .no_pcm = 1, .dpcm_capture = 1, .ignore_suspend = 1, .be_hw_params_fixup = mt8183_i2s_hw_params_fixup, .ops = &mt8183_mt6358_i2s_ops, SND_SOC_DAILINK_REG(i2s0), }, { .name = "I2S1", .no_pcm = 1, .dpcm_playback = 1, .ignore_suspend = 1, .be_hw_params_fixup = mt8183_i2s_hw_params_fixup, .ops = &mt8183_mt6358_i2s_ops, SND_SOC_DAILINK_REG(i2s1), }, { .name = "I2S2", .no_pcm = 1, .dpcm_capture = 1, .ignore_suspend = 1, .be_hw_params_fixup = mt8183_i2s_hw_params_fixup, .ops = &mt8183_mt6358_i2s_ops, SND_SOC_DAILINK_REG(i2s2), }, { .name = "I2S3", .no_pcm = 1, .dpcm_playback = 1, .ignore_suspend = 1, .be_hw_params_fixup = mt8183_i2s_hw_params_fixup, .ops = &mt8183_mt6358_i2s_ops, SND_SOC_DAILINK_REG(i2s3), }, { .name = "I2S5", .no_pcm = 1, .dpcm_playback = 1, .ignore_suspend = 1, .be_hw_params_fixup = mt8183_i2s_hw_params_fixup, .ops = &mt8183_mt6358_i2s_ops, SND_SOC_DAILINK_REG(i2s5), }, { .name = "TDM", .no_pcm = 1, .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_IB_IF | SND_SOC_DAIFMT_CBM_CFM, .dpcm_playback = 1, .ignore_suspend = 1, .be_hw_params_fixup = mt8183_i2s_hw_params_fixup, .ops = &mt8183_mt6358_tdm_ops, SND_SOC_DAILINK_REG(tdm), }, }; 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), }; static int mt8183_mt6358_ts3a227_max98357_headset_init(struct snd_soc_component *component) { int ret; struct mt8183_mt6358_ts3a227_max98357_priv *priv = snd_soc_card_get_drvdata(component->card); /* 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, &priv->headset_jack, NULL, 0); if (ret) return ret; ret = ts3a227e_enable_jack_detect(component, &priv->headset_jack); return ret; } static struct snd_soc_aux_dev mt8183_mt6358_ts3a227_max98357_headset_dev = { .dlc = COMP_EMPTY(), .init = mt8183_mt6358_ts3a227_max98357_headset_init, }; 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, *ec_codec; struct snd_soc_dai_link *dai_link; struct mt8183_mt6358_ts3a227_max98357_priv *priv; int ret; int 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; } ec_codec = of_parse_phandle(pdev->dev.of_node, "mediatek,ec-codec", 0); for_each_card_prelinks(card, i, dai_link) { if (dai_link->platforms->name) continue; if (ec_codec && strcmp(dai_link->name, "Wake on Voice") == 0) { dai_link->cpus[0].name = NULL; dai_link->cpus[0].of_node = ec_codec; dai_link->cpus[0].dai_name = NULL; dai_link->codecs[0].name = NULL; dai_link->codecs[0].of_node = ec_codec; dai_link->codecs[0].dai_name = "Wake on Voice"; dai_link->platforms[0].of_node = ec_codec; dai_link->ignore = 0; } else { dai_link->platforms->of_node = platform_node; } } mt8183_mt6358_ts3a227_max98357_headset_dev.dlc.of_node = of_parse_phandle(pdev->dev.of_node, "mediatek,headset-codec", 0); if (mt8183_mt6358_ts3a227_max98357_headset_dev.dlc.of_node) { card->aux_dev = &mt8183_mt6358_ts3a227_max98357_headset_dev; card->num_aux_devs = 1; } priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); if (!priv) return -ENOMEM; snd_soc_card_set_drvdata(card, priv); priv->pinctrl = devm_pinctrl_get(&pdev->dev); if (IS_ERR(priv->pinctrl)) { dev_err(&pdev->dev, "%s devm_pinctrl_get failed\n", __func__); return PTR_ERR(priv->pinctrl); } for (i = 0; i < PIN_STATE_MAX; i++) { priv->pin_states[i] = pinctrl_lookup_state(priv->pinctrl, mt8183_pin_str[i]); if (IS_ERR(priv->pin_states[i])) { ret = PTR_ERR(priv->pin_states[i]); dev_info(&pdev->dev, "%s Can't find pin state %s %d\n", __func__, mt8183_pin_str[i], ret); } } if (!IS_ERR(priv->pin_states[PIN_TDM_OUT_OFF])) { ret = pinctrl_select_state(priv->pinctrl, priv->pin_states[PIN_TDM_OUT_OFF]); if (ret) dev_info(&pdev->dev, "%s failed to select state %d\n", __func__, ret); } if (!IS_ERR(priv->pin_states[PIN_STATE_DEFAULT])) { ret = pinctrl_select_state(priv->pinctrl, priv->pin_states[PIN_STATE_DEFAULT]); if (ret) dev_info(&pdev->dev, "%s failed to select state %d\n", __func__, ret); } return devm_snd_soc_register_card(&pdev->dev, card); } #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");