260 lines · c
1// SPDX-License-Identifier: GPL-2.02/*3 * mt8173-rt5650-rt5514.c -- MT8173 machine driver with RT5650/5514 codecs4 *5 * Copyright (c) 2016 MediaTek Inc.6 * Author: Koro Chen <koro.chen@mediatek.com>7 */8 9#include <linux/module.h>10#include <sound/soc.h>11#include <sound/jack.h>12#include "../../codecs/rt5645.h"13 14#define MCLK_FOR_CODECS 1228800015 16static const struct snd_soc_dapm_widget mt8173_rt5650_rt5514_widgets[] = {17 SND_SOC_DAPM_SPK("Speaker", NULL),18 SND_SOC_DAPM_MIC("Int Mic", NULL),19 SND_SOC_DAPM_HP("Headphone", NULL),20 SND_SOC_DAPM_MIC("Headset Mic", NULL),21};22 23static const struct snd_soc_dapm_route mt8173_rt5650_rt5514_routes[] = {24 {"Speaker", NULL, "SPOL"},25 {"Speaker", NULL, "SPOR"},26 {"Sub DMIC1L", NULL, "Int Mic"},27 {"Sub DMIC1R", NULL, "Int Mic"},28 {"Headphone", NULL, "HPOL"},29 {"Headphone", NULL, "HPOR"},30 {"IN1P", NULL, "Headset Mic"},31 {"IN1N", NULL, "Headset Mic"},32};33 34static const struct snd_kcontrol_new mt8173_rt5650_rt5514_controls[] = {35 SOC_DAPM_PIN_SWITCH("Speaker"),36 SOC_DAPM_PIN_SWITCH("Int Mic"),37 SOC_DAPM_PIN_SWITCH("Headphone"),38 SOC_DAPM_PIN_SWITCH("Headset Mic"),39};40 41static struct snd_soc_jack_pin mt8173_rt5650_rt5514_jack_pins[] = {42 {43 .pin = "Headphone",44 .mask = SND_JACK_HEADPHONE,45 },46 {47 .pin = "Headset Mic",48 .mask = SND_JACK_MICROPHONE,49 },50};51 52static int mt8173_rt5650_rt5514_hw_params(struct snd_pcm_substream *substream,53 struct snd_pcm_hw_params *params)54{55 struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);56 struct snd_soc_dai *codec_dai;57 int i, ret;58 59 for_each_rtd_codec_dais(rtd, i, codec_dai) {60 /* pll from mclk 12.288M */61 ret = snd_soc_dai_set_pll(codec_dai, 0, 0, MCLK_FOR_CODECS,62 params_rate(params) * 512);63 if (ret)64 return ret;65 66 /* sysclk from pll */67 ret = snd_soc_dai_set_sysclk(codec_dai, 1,68 params_rate(params) * 512,69 SND_SOC_CLOCK_IN);70 if (ret)71 return ret;72 }73 return 0;74}75 76static const struct snd_soc_ops mt8173_rt5650_rt5514_ops = {77 .hw_params = mt8173_rt5650_rt5514_hw_params,78};79 80static struct snd_soc_jack mt8173_rt5650_rt5514_jack;81 82static int mt8173_rt5650_rt5514_init(struct snd_soc_pcm_runtime *runtime)83{84 struct snd_soc_card *card = runtime->card;85 struct snd_soc_component *component = snd_soc_rtd_to_codec(runtime, 0)->component;86 int ret;87 88 rt5645_sel_asrc_clk_src(component,89 RT5645_DA_STEREO_FILTER |90 RT5645_AD_STEREO_FILTER,91 RT5645_CLK_SEL_I2S1_ASRC);92 93 /* enable jack detection */94 ret = snd_soc_card_jack_new_pins(card, "Headset Jack",95 SND_JACK_HEADPHONE | SND_JACK_MICROPHONE |96 SND_JACK_BTN_0 | SND_JACK_BTN_1 |97 SND_JACK_BTN_2 | SND_JACK_BTN_3,98 &mt8173_rt5650_rt5514_jack,99 mt8173_rt5650_rt5514_jack_pins,100 ARRAY_SIZE(mt8173_rt5650_rt5514_jack_pins));101 if (ret) {102 dev_err(card->dev, "Can't new Headset Jack %d\n", ret);103 return ret;104 }105 106 return rt5645_set_jack_detect(component,107 &mt8173_rt5650_rt5514_jack,108 &mt8173_rt5650_rt5514_jack,109 &mt8173_rt5650_rt5514_jack);110}111 112enum {113 DAI_LINK_PLAYBACK,114 DAI_LINK_CAPTURE,115 DAI_LINK_CODEC_I2S,116};117 118SND_SOC_DAILINK_DEFS(playback,119 DAILINK_COMP_ARRAY(COMP_CPU("DL1")),120 DAILINK_COMP_ARRAY(COMP_DUMMY()),121 DAILINK_COMP_ARRAY(COMP_EMPTY()));122 123SND_SOC_DAILINK_DEFS(capture,124 DAILINK_COMP_ARRAY(COMP_CPU("VUL")),125 DAILINK_COMP_ARRAY(COMP_DUMMY()),126 DAILINK_COMP_ARRAY(COMP_EMPTY()));127 128SND_SOC_DAILINK_DEFS(codec,129 DAILINK_COMP_ARRAY(COMP_CPU("I2S")),130 DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "rt5645-aif1"),131 COMP_CODEC(NULL, "rt5514-aif1")),132 DAILINK_COMP_ARRAY(COMP_EMPTY()));133 134/* Digital audio interface glue - connects codec <---> CPU */135static struct snd_soc_dai_link mt8173_rt5650_rt5514_dais[] = {136 /* Front End DAI links */137 [DAI_LINK_PLAYBACK] = {138 .name = "rt5650_rt5514 Playback",139 .stream_name = "rt5650_rt5514 Playback",140 .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},141 .dynamic = 1,142 .dpcm_playback = 1,143 SND_SOC_DAILINK_REG(playback),144 },145 [DAI_LINK_CAPTURE] = {146 .name = "rt5650_rt5514 Capture",147 .stream_name = "rt5650_rt5514 Capture",148 .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},149 .dynamic = 1,150 .dpcm_capture = 1,151 SND_SOC_DAILINK_REG(capture),152 },153 /* Back End DAI links */154 [DAI_LINK_CODEC_I2S] = {155 .name = "Codec",156 .no_pcm = 1,157 .init = mt8173_rt5650_rt5514_init,158 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |159 SND_SOC_DAIFMT_CBS_CFS,160 .ops = &mt8173_rt5650_rt5514_ops,161 .ignore_pmdown_time = 1,162 .dpcm_playback = 1,163 .dpcm_capture = 1,164 SND_SOC_DAILINK_REG(codec),165 },166};167 168static struct snd_soc_codec_conf mt8173_rt5650_rt5514_codec_conf[] = {169 {170 .name_prefix = "Sub",171 },172};173 174static struct snd_soc_card mt8173_rt5650_rt5514_card = {175 .name = "mtk-rt5650-rt5514",176 .owner = THIS_MODULE,177 .dai_link = mt8173_rt5650_rt5514_dais,178 .num_links = ARRAY_SIZE(mt8173_rt5650_rt5514_dais),179 .codec_conf = mt8173_rt5650_rt5514_codec_conf,180 .num_configs = ARRAY_SIZE(mt8173_rt5650_rt5514_codec_conf),181 .controls = mt8173_rt5650_rt5514_controls,182 .num_controls = ARRAY_SIZE(mt8173_rt5650_rt5514_controls),183 .dapm_widgets = mt8173_rt5650_rt5514_widgets,184 .num_dapm_widgets = ARRAY_SIZE(mt8173_rt5650_rt5514_widgets),185 .dapm_routes = mt8173_rt5650_rt5514_routes,186 .num_dapm_routes = ARRAY_SIZE(mt8173_rt5650_rt5514_routes),187};188 189static int mt8173_rt5650_rt5514_dev_probe(struct platform_device *pdev)190{191 struct snd_soc_card *card = &mt8173_rt5650_rt5514_card;192 struct device_node *platform_node;193 struct snd_soc_dai_link *dai_link;194 int i, ret;195 196 platform_node = of_parse_phandle(pdev->dev.of_node,197 "mediatek,platform", 0);198 if (!platform_node) {199 dev_err(&pdev->dev, "Property 'platform' missing or invalid\n");200 return -EINVAL;201 }202 203 for_each_card_prelinks(card, i, dai_link) {204 if (dai_link->platforms->name)205 continue;206 dai_link->platforms->of_node = platform_node;207 }208 209 mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[0].of_node =210 of_parse_phandle(pdev->dev.of_node, "mediatek,audio-codec", 0);211 if (!mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[0].of_node) {212 dev_err(&pdev->dev,213 "Property 'audio-codec' missing or invalid\n");214 ret = -EINVAL;215 goto out;216 }217 mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node =218 of_parse_phandle(pdev->dev.of_node, "mediatek,audio-codec", 1);219 if (!mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node) {220 dev_err(&pdev->dev,221 "Property 'audio-codec' missing or invalid\n");222 ret = -EINVAL;223 goto out;224 }225 mt8173_rt5650_rt5514_codec_conf[0].dlc.of_node =226 mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node;227 228 card->dev = &pdev->dev;229 230 ret = devm_snd_soc_register_card(&pdev->dev, card);231 232out:233 of_node_put(platform_node);234 return ret;235}236 237static const struct of_device_id mt8173_rt5650_rt5514_dt_match[] = {238 { .compatible = "mediatek,mt8173-rt5650-rt5514", },239 { }240};241MODULE_DEVICE_TABLE(of, mt8173_rt5650_rt5514_dt_match);242 243static struct platform_driver mt8173_rt5650_rt5514_driver = {244 .driver = {245 .name = "mtk-rt5650-rt5514",246 .of_match_table = mt8173_rt5650_rt5514_dt_match,247 .pm = &snd_soc_pm_ops,248 },249 .probe = mt8173_rt5650_rt5514_dev_probe,250};251 252module_platform_driver(mt8173_rt5650_rt5514_driver);253 254/* Module information */255MODULE_DESCRIPTION("MT8173 RT5650 and RT5514 SoC machine driver");256MODULE_AUTHOR("Koro Chen <koro.chen@mediatek.com>");257MODULE_LICENSE("GPL v2");258MODULE_ALIAS("platform:mtk-rt5650-rt5514");259 260