/* * mt8173-rt5650-rt5514.c -- MT8173 machine driver with RT5650/5514 codecs * * Copyright (c) 2016 MediaTek Inc. * Author: Koro Chen * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and * only version 2 as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #include #include #include #include #include #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"}, {"Headset Mic", NULL, "micbias1"}, {"Headset Mic", NULL, "micbias2"}, {"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 = substream->private_data; int i, ret; for (i = 0; i < rtd->num_codecs; i++) { struct snd_soc_dai *codec_dai = rtd->codec_dais[i]; /* 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 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_codec *codec = runtime->codec_dais[0]->codec; int ret; rt5645_sel_asrc_clk_src(codec, 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(codec, &mt8173_rt5650_rt5514_jack, &mt8173_rt5650_rt5514_jack, &mt8173_rt5650_rt5514_jack); } static struct snd_soc_dai_link_component mt8173_rt5650_rt5514_codecs[] = { { .dai_name = "rt5645-aif1", }, { .dai_name = "rt5514-aif1", }, }; enum { DAI_LINK_PLAYBACK, DAI_LINK_CAPTURE, DAI_LINK_CODEC_I2S, }; /* 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", .cpu_dai_name = "DL1", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .dynamic = 1, .dpcm_playback = 1, }, [DAI_LINK_CAPTURE] = { .name = "rt5650_rt5514 Capture", .stream_name = "rt5650_rt5514 Capture", .cpu_dai_name = "VUL", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .dynamic = 1, .dpcm_capture = 1, }, /* Back End DAI links */ [DAI_LINK_CODEC_I2S] = { .name = "Codec", .cpu_dai_name = "I2S", .no_pcm = 1, .codecs = mt8173_rt5650_rt5514_codecs, .num_codecs = 2, .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, }, }; 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; 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 (i = 0; i < card->num_links; i++) { if (mt8173_rt5650_rt5514_dais[i].platform_name) continue; mt8173_rt5650_rt5514_dais[i].platform_of_node = platform_node; } mt8173_rt5650_rt5514_codecs[0].of_node = of_parse_phandle(pdev->dev.of_node, "mediatek,audio-codec", 0); if (!mt8173_rt5650_rt5514_codecs[0].of_node) { dev_err(&pdev->dev, "Property 'audio-codec' missing or invalid\n"); return -EINVAL; } mt8173_rt5650_rt5514_codecs[1].of_node = of_parse_phandle(pdev->dev.of_node, "mediatek,audio-codec", 1); if (!mt8173_rt5650_rt5514_codecs[1].of_node) { dev_err(&pdev->dev, "Property 'audio-codec' missing or invalid\n"); return -EINVAL; } mt8173_rt5650_rt5514_codec_conf[0].of_node = mt8173_rt5650_rt5514_codecs[1].of_node; card->dev = &pdev->dev; platform_set_drvdata(pdev, card); 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); of_node_put(platform_node); 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 "); MODULE_LICENSE("GPL v2"); MODULE_ALIAS("platform:mtk-rt5650-rt5514");