sound/soc/mediatek/mt8173/mt8173-rt5650-rt5514.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * mt8173-rt5650-rt5514.c  --  MT8173 machine driver with RT5650/5514 codecs
   4  *
   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         12288000
  15
  16 static 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
  23 static 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
  34 static 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
  41 static 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
  52 static 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
  76 static const struct snd_soc_ops mt8173_rt5650_rt5514_ops = {
  77         .hw_params = mt8173_rt5650_rt5514_hw_params,
  78 };
  79
  80 static struct snd_soc_jack mt8173_rt5650_rt5514_jack;
  81
  82 static 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
 112 enum {
 113         DAI_LINK_PLAYBACK,
 114         DAI_LINK_CAPTURE,
 115         DAI_LINK_CODEC_I2S,
 116 };
 117
 118 SND_SOC_DAILINK_DEFS(playback,
 119         DAILINK_COMP_ARRAY(COMP_CPU("DL1")),
 120         DAILINK_COMP_ARRAY(COMP_DUMMY()),
 121         DAILINK_COMP_ARRAY(COMP_EMPTY()));
 122
 123 SND_SOC_DAILINK_DEFS(capture,
 124         DAILINK_COMP_ARRAY(COMP_CPU("VUL")),
 125         DAILINK_COMP_ARRAY(COMP_DUMMY()),
 126         DAILINK_COMP_ARRAY(COMP_EMPTY()));
 127
 128 SND_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 */
 135 static 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
 168 static struct snd_soc_codec_conf mt8173_rt5650_rt5514_codec_conf[] = {
 169         {
 170                 .name_prefix = "Sub",
 171         },
 172 };
 173
 174 static 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
 189 static 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
 232 out:
 233         of_node_put(platform_node);
 234         return ret;
 235 }
 236
 237 static const struct of_device_id mt8173_rt5650_rt5514_dt_match[] = {
 238         { .compatible = "mediatek,mt8173-rt5650-rt5514", },
 239         { }
 240 };
 241 MODULE_DEVICE_TABLE(of, mt8173_rt5650_rt5514_dt_match);
 242
 243 static 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
 252 module_platform_driver(mt8173_rt5650_rt5514_driver);
 253
 254 /* Module information */
 255 MODULE_DESCRIPTION("MT8173 RT5650 and RT5514 SoC machine driver");
 256 MODULE_AUTHOR("Koro Chen <koro.chen@mediatek.com>");
 257 MODULE_LICENSE("GPL v2");
 258 MODULE_ALIAS("platform:mtk-rt5650-rt5514");
 259