| // 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 <shunli.wang@mediatek.com> |
| |
| #include <linux/module.h> |
| #include <sound/pcm_params.h> |
| #include <sound/soc.h> |
| #include <sound/jack.h> |
| #include <linux/pinctrl/consumer.h> |
| |
| #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 <shunli.wang@mediatek.com>"); |
| MODULE_LICENSE("GPL v2"); |
| MODULE_ALIAS("mt8183_mt6358_ts3a227_max98357 soc card"); |
| |
