| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * mt8173-rt5650-rt5514.c -- MT8173 machine driver with RT5650/5514 codecs |
| * |
| * Copyright (c) 2016 MediaTek Inc. |
| * Author: Koro Chen <koro.chen@mediatek.com> |
| */ |
| |
| #include <linux/module.h> |
| #include <linux/gpio.h> |
| #include <linux/of_gpio.h> |
| #include <sound/soc.h> |
| #include <sound/jack.h> |
| #include "../../codecs/rt5645.h" |
| |
| #define MCLK_FOR_CODECS 12288000 |
| |
| static const struct snd_soc_dapm_widget mt8173_rt5650_rt5514_widgets[] = { |
| SND_SOC_DAPM_SPK("Speaker", NULL), |
| SND_SOC_DAPM_MIC("Int Mic", NULL), |
| SND_SOC_DAPM_HP("Headphone", NULL), |
| SND_SOC_DAPM_MIC("Headset Mic", NULL), |
| }; |
| |
| static const struct snd_soc_dapm_route mt8173_rt5650_rt5514_routes[] = { |
| {"Speaker", NULL, "SPOL"}, |
| {"Speaker", NULL, "SPOR"}, |
| {"Sub DMIC1L", NULL, "Int Mic"}, |
| {"Sub DMIC1R", NULL, "Int Mic"}, |
| {"Headphone", NULL, "HPOL"}, |
| {"Headphone", NULL, "HPOR"}, |
| {"IN1P", NULL, "Headset Mic"}, |
| {"IN1N", NULL, "Headset Mic"}, |
| }; |
| |
| static const struct snd_kcontrol_new mt8173_rt5650_rt5514_controls[] = { |
| SOC_DAPM_PIN_SWITCH("Speaker"), |
| SOC_DAPM_PIN_SWITCH("Int Mic"), |
| SOC_DAPM_PIN_SWITCH("Headphone"), |
| SOC_DAPM_PIN_SWITCH("Headset Mic"), |
| }; |
| |
| static int mt8173_rt5650_rt5514_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; |
| int i, ret; |
| |
| for_each_rtd_codec_dais(rtd, i, codec_dai) { |
| /* pll from mclk 12.288M */ |
| ret = snd_soc_dai_set_pll(codec_dai, 0, 0, MCLK_FOR_CODECS, |
| params_rate(params) * 512); |
| if (ret) |
| return ret; |
| |
| /* sysclk from pll */ |
| ret = snd_soc_dai_set_sysclk(codec_dai, 1, |
| params_rate(params) * 512, |
| SND_SOC_CLOCK_IN); |
| if (ret) |
| return ret; |
| } |
| return 0; |
| } |
| |
| static const struct snd_soc_ops mt8173_rt5650_rt5514_ops = { |
| .hw_params = mt8173_rt5650_rt5514_hw_params, |
| }; |
| |
| static struct snd_soc_jack mt8173_rt5650_rt5514_jack; |
| |
| static int mt8173_rt5650_rt5514_init(struct snd_soc_pcm_runtime *runtime) |
| { |
| struct snd_soc_card *card = runtime->card; |
| struct snd_soc_component *component = asoc_rtd_to_codec(runtime, 0)->component; |
| int ret; |
| |
| rt5645_sel_asrc_clk_src(component, |
| RT5645_DA_STEREO_FILTER | |
| RT5645_AD_STEREO_FILTER, |
| RT5645_CLK_SEL_I2S1_ASRC); |
| |
| /* enable jack detection */ |
| ret = snd_soc_card_jack_new(card, "Headset Jack", |
| SND_JACK_HEADPHONE | SND_JACK_MICROPHONE | |
| SND_JACK_BTN_0 | SND_JACK_BTN_1 | |
| SND_JACK_BTN_2 | SND_JACK_BTN_3, |
| &mt8173_rt5650_rt5514_jack, NULL, 0); |
| if (ret) { |
| dev_err(card->dev, "Can't new Headset Jack %d\n", ret); |
| return ret; |
| } |
| |
| return rt5645_set_jack_detect(component, |
| &mt8173_rt5650_rt5514_jack, |
| &mt8173_rt5650_rt5514_jack, |
| &mt8173_rt5650_rt5514_jack); |
| } |
| |
| enum { |
| DAI_LINK_PLAYBACK, |
| DAI_LINK_CAPTURE, |
| DAI_LINK_CODEC_I2S, |
| }; |
| |
| SND_SOC_DAILINK_DEFS(playback, |
| DAILINK_COMP_ARRAY(COMP_CPU("DL1")), |
| DAILINK_COMP_ARRAY(COMP_DUMMY()), |
| DAILINK_COMP_ARRAY(COMP_EMPTY())); |
| |
| SND_SOC_DAILINK_DEFS(capture, |
| DAILINK_COMP_ARRAY(COMP_CPU("VUL")), |
| DAILINK_COMP_ARRAY(COMP_DUMMY()), |
| DAILINK_COMP_ARRAY(COMP_EMPTY())); |
| |
| SND_SOC_DAILINK_DEFS(codec, |
| DAILINK_COMP_ARRAY(COMP_CPU("I2S")), |
| DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "rt5645-aif1"), |
| COMP_CODEC(NULL, "rt5514-aif1")), |
| DAILINK_COMP_ARRAY(COMP_EMPTY())); |
| |
| /* Digital audio interface glue - connects codec <---> CPU */ |
| static struct snd_soc_dai_link mt8173_rt5650_rt5514_dais[] = { |
| /* Front End DAI links */ |
| [DAI_LINK_PLAYBACK] = { |
| .name = "rt5650_rt5514 Playback", |
| .stream_name = "rt5650_rt5514 Playback", |
| .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, |
| .dynamic = 1, |
| .dpcm_playback = 1, |
| SND_SOC_DAILINK_REG(playback), |
| }, |
| [DAI_LINK_CAPTURE] = { |
| .name = "rt5650_rt5514 Capture", |
| .stream_name = "rt5650_rt5514 Capture", |
| .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, |
| .dynamic = 1, |
| .dpcm_capture = 1, |
| SND_SOC_DAILINK_REG(capture), |
| }, |
| /* Back End DAI links */ |
| [DAI_LINK_CODEC_I2S] = { |
| .name = "Codec", |
| .no_pcm = 1, |
| .init = mt8173_rt5650_rt5514_init, |
| .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | |
| SND_SOC_DAIFMT_CBS_CFS, |
| .ops = &mt8173_rt5650_rt5514_ops, |
| .ignore_pmdown_time = 1, |
| .dpcm_playback = 1, |
| .dpcm_capture = 1, |
| SND_SOC_DAILINK_REG(codec), |
| }, |
| }; |
| |
| static struct snd_soc_codec_conf mt8173_rt5650_rt5514_codec_conf[] = { |
| { |
| .name_prefix = "Sub", |
| }, |
| }; |
| |
| static struct snd_soc_card mt8173_rt5650_rt5514_card = { |
| .name = "mtk-rt5650-rt5514", |
| .owner = THIS_MODULE, |
| .dai_link = mt8173_rt5650_rt5514_dais, |
| .num_links = ARRAY_SIZE(mt8173_rt5650_rt5514_dais), |
| .codec_conf = mt8173_rt5650_rt5514_codec_conf, |
| .num_configs = ARRAY_SIZE(mt8173_rt5650_rt5514_codec_conf), |
| .controls = mt8173_rt5650_rt5514_controls, |
| .num_controls = ARRAY_SIZE(mt8173_rt5650_rt5514_controls), |
| .dapm_widgets = mt8173_rt5650_rt5514_widgets, |
| .num_dapm_widgets = ARRAY_SIZE(mt8173_rt5650_rt5514_widgets), |
| .dapm_routes = mt8173_rt5650_rt5514_routes, |
| .num_dapm_routes = ARRAY_SIZE(mt8173_rt5650_rt5514_routes), |
| }; |
| |
| static int mt8173_rt5650_rt5514_dev_probe(struct platform_device *pdev) |
| { |
| struct snd_soc_card *card = &mt8173_rt5650_rt5514_card; |
| struct device_node *platform_node; |
| struct snd_soc_dai_link *dai_link; |
| int i, ret; |
| |
| 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) { |
| if (dai_link->platforms->name) |
| continue; |
| dai_link->platforms->of_node = platform_node; |
| } |
| |
| mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[0].of_node = |
| of_parse_phandle(pdev->dev.of_node, "mediatek,audio-codec", 0); |
| if (!mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[0].of_node) { |
| dev_err(&pdev->dev, |
| "Property 'audio-codec' missing or invalid\n"); |
| return -EINVAL; |
| } |
| mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node = |
| of_parse_phandle(pdev->dev.of_node, "mediatek,audio-codec", 1); |
| if (!mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node) { |
| dev_err(&pdev->dev, |
| "Property 'audio-codec' missing or invalid\n"); |
| return -EINVAL; |
| } |
| mt8173_rt5650_rt5514_codec_conf[0].dlc.of_node = |
| mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node; |
| |
| card->dev = &pdev->dev; |
| |
| 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); |
| return ret; |
| } |
| |
| static const struct of_device_id mt8173_rt5650_rt5514_dt_match[] = { |
| { .compatible = "mediatek,mt8173-rt5650-rt5514", }, |
| { } |
| }; |
| MODULE_DEVICE_TABLE(of, mt8173_rt5650_rt5514_dt_match); |
| |
| static struct platform_driver mt8173_rt5650_rt5514_driver = { |
| .driver = { |
| .name = "mtk-rt5650-rt5514", |
| .of_match_table = mt8173_rt5650_rt5514_dt_match, |
| #ifdef CONFIG_PM |
| .pm = &snd_soc_pm_ops, |
| #endif |
| }, |
| .probe = mt8173_rt5650_rt5514_dev_probe, |
| }; |
| |
| module_platform_driver(mt8173_rt5650_rt5514_driver); |
| |
| /* Module information */ |
| MODULE_DESCRIPTION("MT8173 RT5650 and RT5514 SoC machine driver"); |
| MODULE_AUTHOR("Koro Chen <koro.chen@mediatek.com>"); |
| MODULE_LICENSE("GPL v2"); |
| MODULE_ALIAS("platform:mtk-rt5650-rt5514"); |
| |
