sound/soc/mediatek/mt8173/mt8173-rt5650-rt5676.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * mt8173-rt5650-rt5676.c  --  MT8173 machine driver with RT5650/5676 codecs
   4  *
   5  * Copyright (c) 2015 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 #include "../../codecs/rt5677.h"
  14
  15 #define MCLK_FOR_CODECS         12288000
  16
  17 static const struct snd_soc_dapm_widget mt8173_rt5650_rt5676_widgets[] = {
  18         SND_SOC_DAPM_SPK("Speaker", NULL),
  19         SND_SOC_DAPM_MIC("Int Mic", NULL),
  20         SND_SOC_DAPM_HP("Headphone", NULL),
  21         SND_SOC_DAPM_MIC("Headset Mic", NULL),
  22 };
  23
  24 static const struct snd_soc_dapm_route mt8173_rt5650_rt5676_routes[] = {
  25         {"Speaker", NULL, "SPOL"},
  26         {"Speaker", NULL, "SPOR"},
  27         {"Speaker", NULL, "Sub AIF2TX"}, /* IF2 ADC to 5650  */
  28         {"Sub DMIC L1", NULL, "Int Mic"}, /* DMIC from 5676 */
  29         {"Sub DMIC R1", NULL, "Int Mic"},
  30         {"Headphone", NULL, "HPOL"},
  31         {"Headphone", NULL, "HPOR"},
  32         {"Headphone", NULL, "Sub AIF2TX"}, /* IF2 ADC to 5650  */
  33         {"IN1P", NULL, "Headset Mic"},
  34         {"IN1N", NULL, "Headset Mic"},
  35         {"Sub AIF2RX", NULL, "Headset Mic"}, /* IF2 DAC from 5650  */
  36 };
  37
  38 static const struct snd_kcontrol_new mt8173_rt5650_rt5676_controls[] = {
  39         SOC_DAPM_PIN_SWITCH("Speaker"),
  40         SOC_DAPM_PIN_SWITCH("Int Mic"),
  41         SOC_DAPM_PIN_SWITCH("Headphone"),
  42         SOC_DAPM_PIN_SWITCH("Headset Mic"),
  43 };
  44
  45 static struct snd_soc_jack_pin mt8173_rt5650_rt5676_jack_pins[] = {
  46         {
  47                 .pin    = "Headphone",
  48                 .mask   = SND_JACK_HEADPHONE,
  49         },
  50         {
  51                 .pin    = "Headset Mic",
  52                 .mask   = SND_JACK_MICROPHONE,
  53         },
  54 };
  55
  56 static int mt8173_rt5650_rt5676_hw_params(struct snd_pcm_substream *substream,
  57                                           struct snd_pcm_hw_params *params)
  58 {
  59         struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
  60         struct snd_soc_dai *codec_dai;
  61         int i, ret;
  62
  63         for_each_rtd_codec_dais(rtd, i, codec_dai) {
  64                 /* pll from mclk 12.288M */
  65                 ret = snd_soc_dai_set_pll(codec_dai, 0, 0, MCLK_FOR_CODECS,
  66                                           params_rate(params) * 512);
  67                 if (ret)
  68                         return ret;
  69
  70                 /* sysclk from pll */
  71                 ret = snd_soc_dai_set_sysclk(codec_dai, 1,
  72                                              params_rate(params) * 512,
  73                                              SND_SOC_CLOCK_IN);
  74                 if (ret)
  75                         return ret;
  76         }
  77         return 0;
  78 }
  79
  80 static const struct snd_soc_ops mt8173_rt5650_rt5676_ops = {
  81         .hw_params = mt8173_rt5650_rt5676_hw_params,
  82 };
  83
  84 static struct snd_soc_jack mt8173_rt5650_rt5676_jack;
  85
  86 static int mt8173_rt5650_rt5676_init(struct snd_soc_pcm_runtime *runtime)
  87 {
  88         struct snd_soc_card *card = runtime->card;
  89         struct snd_soc_component *component = snd_soc_rtd_to_codec(runtime, 0)->component;
  90         struct snd_soc_component *component_sub = snd_soc_rtd_to_codec(runtime, 1)->component;
  91         int ret;
  92
  93         rt5645_sel_asrc_clk_src(component,
  94                                 RT5645_DA_STEREO_FILTER |
  95                                 RT5645_AD_STEREO_FILTER,
  96                                 RT5645_CLK_SEL_I2S1_ASRC);
  97         rt5677_sel_asrc_clk_src(component_sub,
  98                                 RT5677_DA_STEREO_FILTER |
  99                                 RT5677_AD_STEREO1_FILTER,
 100                                 RT5677_CLK_SEL_I2S1_ASRC);
 101         rt5677_sel_asrc_clk_src(component_sub,
 102                                 RT5677_AD_STEREO2_FILTER |
 103                                 RT5677_I2S2_SOURCE,
 104                                 RT5677_CLK_SEL_I2S2_ASRC);
 105
 106         /* enable jack detection */
 107         ret = snd_soc_card_jack_new_pins(card, "Headset Jack",
 108                                          SND_JACK_HEADPHONE | SND_JACK_MICROPHONE |
 109                                          SND_JACK_BTN_0 | SND_JACK_BTN_1 |
 110                                          SND_JACK_BTN_2 | SND_JACK_BTN_3,
 111                                          &mt8173_rt5650_rt5676_jack,
 112                                          mt8173_rt5650_rt5676_jack_pins,
 113                                          ARRAY_SIZE(mt8173_rt5650_rt5676_jack_pins));
 114         if (ret) {
 115                 dev_err(card->dev, "Can't new Headset Jack %d\n", ret);
 116                 return ret;
 117         }
 118
 119         return rt5645_set_jack_detect(component,
 120                                       &mt8173_rt5650_rt5676_jack,
 121                                       &mt8173_rt5650_rt5676_jack,
 122                                       &mt8173_rt5650_rt5676_jack);
 123 }
 124
 125
 126 enum {
 127         DAI_LINK_PLAYBACK,
 128         DAI_LINK_CAPTURE,
 129         DAI_LINK_HDMI,
 130         DAI_LINK_CODEC_I2S,
 131         DAI_LINK_HDMI_I2S,
 132         DAI_LINK_INTERCODEC
 133 };
 134
 135 SND_SOC_DAILINK_DEFS(playback,
 136         DAILINK_COMP_ARRAY(COMP_CPU("DL1")),
 137         DAILINK_COMP_ARRAY(COMP_DUMMY()),
 138         DAILINK_COMP_ARRAY(COMP_EMPTY()));
 139
 140 SND_SOC_DAILINK_DEFS(capture,
 141         DAILINK_COMP_ARRAY(COMP_CPU("VUL")),
 142         DAILINK_COMP_ARRAY(COMP_DUMMY()),
 143         DAILINK_COMP_ARRAY(COMP_EMPTY()));
 144
 145 SND_SOC_DAILINK_DEFS(hdmi_pcm,
 146         DAILINK_COMP_ARRAY(COMP_CPU("HDMI")),
 147         DAILINK_COMP_ARRAY(COMP_DUMMY()),
 148         DAILINK_COMP_ARRAY(COMP_EMPTY()));
 149
 150 SND_SOC_DAILINK_DEFS(codec,
 151         DAILINK_COMP_ARRAY(COMP_CPU("I2S")),
 152         DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "rt5645-aif1"),
 153                            COMP_CODEC(NULL, "rt5677-aif1")),
 154         DAILINK_COMP_ARRAY(COMP_EMPTY()));
 155
 156 SND_SOC_DAILINK_DEFS(hdmi_be,
 157         DAILINK_COMP_ARRAY(COMP_CPU("HDMIO")),
 158         DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "i2s-hifi")),
 159         DAILINK_COMP_ARRAY(COMP_EMPTY()));
 160
 161 SND_SOC_DAILINK_DEFS(intercodec,
 162         DAILINK_COMP_ARRAY(COMP_DUMMY()),
 163         DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "rt5677-aif2")),
 164         DAILINK_COMP_ARRAY(COMP_DUMMY()));
 165
 166 /* Digital audio interface glue - connects codec <---> CPU */
 167 static struct snd_soc_dai_link mt8173_rt5650_rt5676_dais[] = {
 168         /* Front End DAI links */
 169         [DAI_LINK_PLAYBACK] = {
 170                 .name = "rt5650_rt5676 Playback",
 171                 .stream_name = "rt5650_rt5676 Playback",
 172                 .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 173                 .dynamic = 1,
 174                 .dpcm_playback = 1,
 175                 SND_SOC_DAILINK_REG(playback),
 176         },
 177         [DAI_LINK_CAPTURE] = {
 178                 .name = "rt5650_rt5676 Capture",
 179                 .stream_name = "rt5650_rt5676 Capture",
 180                 .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 181                 .dynamic = 1,
 182                 .dpcm_capture = 1,
 183                 SND_SOC_DAILINK_REG(capture),
 184         },
 185         [DAI_LINK_HDMI] = {
 186                 .name = "HDMI",
 187                 .stream_name = "HDMI PCM",
 188                 .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 189                 .dynamic = 1,
 190                 .dpcm_playback = 1,
 191                 SND_SOC_DAILINK_REG(hdmi_pcm),
 192         },
 193
 194         /* Back End DAI links */
 195         [DAI_LINK_CODEC_I2S] = {
 196                 .name = "Codec",
 197                 .no_pcm = 1,
 198                 .init = mt8173_rt5650_rt5676_init,
 199                 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
 200                            SND_SOC_DAIFMT_CBS_CFS,
 201                 .ops = &mt8173_rt5650_rt5676_ops,
 202                 .ignore_pmdown_time = 1,
 203                 .dpcm_playback = 1,
 204                 .dpcm_capture = 1,
 205                 SND_SOC_DAILINK_REG(codec),
 206         },
 207         [DAI_LINK_HDMI_I2S] = {
 208                 .name = "HDMI BE",
 209                 .no_pcm = 1,
 210                 .dpcm_playback = 1,
 211                 SND_SOC_DAILINK_REG(hdmi_be),
 212         },
 213         /* rt5676 <-> rt5650 intercodec link: Sets rt5676 I2S2 as master */
 214         [DAI_LINK_INTERCODEC] = {
 215                 .name = "rt5650_rt5676 intercodec",
 216                 .stream_name = "rt5650_rt5676 intercodec",
 217                 .no_pcm = 1,
 218                 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
 219                            SND_SOC_DAIFMT_CBM_CFM,
 220                 SND_SOC_DAILINK_REG(intercodec),
 221         },
 222 };
 223
 224 static struct snd_soc_codec_conf mt8173_rt5650_rt5676_codec_conf[] = {
 225         {
 226                 .name_prefix = "Sub",
 227         },
 228 };
 229
 230 static struct snd_soc_card mt8173_rt5650_rt5676_card = {
 231         .name = "mtk-rt5650-rt5676",
 232         .owner = THIS_MODULE,
 233         .dai_link = mt8173_rt5650_rt5676_dais,
 234         .num_links = ARRAY_SIZE(mt8173_rt5650_rt5676_dais),
 235         .codec_conf = mt8173_rt5650_rt5676_codec_conf,
 236         .num_configs = ARRAY_SIZE(mt8173_rt5650_rt5676_codec_conf),
 237         .controls = mt8173_rt5650_rt5676_controls,
 238         .num_controls = ARRAY_SIZE(mt8173_rt5650_rt5676_controls),
 239         .dapm_widgets = mt8173_rt5650_rt5676_widgets,
 240         .num_dapm_widgets = ARRAY_SIZE(mt8173_rt5650_rt5676_widgets),
 241         .dapm_routes = mt8173_rt5650_rt5676_routes,
 242         .num_dapm_routes = ARRAY_SIZE(mt8173_rt5650_rt5676_routes),
 243 };
 244
 245 static int mt8173_rt5650_rt5676_dev_probe(struct platform_device *pdev)
 246 {
 247         struct snd_soc_card *card = &mt8173_rt5650_rt5676_card;
 248         struct device_node *platform_node;
 249         struct snd_soc_dai_link *dai_link;
 250         int i, ret;
 251
 252         platform_node = of_parse_phandle(pdev->dev.of_node,
 253                                          "mediatek,platform", 0);
 254         if (!platform_node) {
 255                 dev_err(&pdev->dev, "Property 'platform' missing or invalid\n");
 256                 return -EINVAL;
 257         }
 258
 259         for_each_card_prelinks(card, i, dai_link) {
 260                 if (dai_link->platforms->name)
 261                         continue;
 262                 dai_link->platforms->of_node = platform_node;
 263         }
 264
 265         mt8173_rt5650_rt5676_dais[DAI_LINK_CODEC_I2S].codecs[0].of_node =
 266                 of_parse_phandle(pdev->dev.of_node, "mediatek,audio-codec", 0);
 267         if (!mt8173_rt5650_rt5676_dais[DAI_LINK_CODEC_I2S].codecs[0].of_node) {
 268                 dev_err(&pdev->dev,
 269                         "Property 'audio-codec' missing or invalid\n");
 270                 ret = -EINVAL;
 271                 goto put_node;
 272         }
 273         mt8173_rt5650_rt5676_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node =
 274                 of_parse_phandle(pdev->dev.of_node, "mediatek,audio-codec", 1);
 275         if (!mt8173_rt5650_rt5676_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node) {
 276                 dev_err(&pdev->dev,
 277                         "Property 'audio-codec' missing or invalid\n");
 278                 ret = -EINVAL;
 279                 goto put_node;
 280         }
 281         mt8173_rt5650_rt5676_codec_conf[0].dlc.of_node =
 282                 mt8173_rt5650_rt5676_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node;
 283
 284         mt8173_rt5650_rt5676_dais[DAI_LINK_INTERCODEC].codecs->of_node =
 285                 mt8173_rt5650_rt5676_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node;
 286
 287         mt8173_rt5650_rt5676_dais[DAI_LINK_HDMI_I2S].codecs->of_node =
 288                 of_parse_phandle(pdev->dev.of_node, "mediatek,audio-codec", 2);
 289         if (!mt8173_rt5650_rt5676_dais[DAI_LINK_HDMI_I2S].codecs->of_node) {
 290                 dev_err(&pdev->dev,
 291                         "Property 'audio-codec' missing or invalid\n");
 292                 ret = -EINVAL;
 293                 goto put_node;
 294         }
 295
 296         card->dev = &pdev->dev;
 297
 298         ret = devm_snd_soc_register_card(&pdev->dev, card);
 299
 300 put_node:
 301         of_node_put(platform_node);
 302         return ret;
 303 }
 304
 305 static const struct of_device_id mt8173_rt5650_rt5676_dt_match[] = {
 306         { .compatible = "mediatek,mt8173-rt5650-rt5676", },
 307         { }
 308 };
 309 MODULE_DEVICE_TABLE(of, mt8173_rt5650_rt5676_dt_match);
 310
 311 static struct platform_driver mt8173_rt5650_rt5676_driver = {
 312         .driver = {
 313                    .name = "mtk-rt5650-rt5676",
 314                    .of_match_table = mt8173_rt5650_rt5676_dt_match,
 315                    .pm = &snd_soc_pm_ops,
 316         },
 317         .probe = mt8173_rt5650_rt5676_dev_probe,
 318 };
 319
 320 module_platform_driver(mt8173_rt5650_rt5676_driver);
 321
 322 /* Module information */
 323 MODULE_DESCRIPTION("MT8173 RT5650 and RT5676 SoC machine driver");
 324 MODULE_AUTHOR("Koro Chen <koro.chen@mediatek.com>");
 325 MODULE_LICENSE("GPL v2");
 326 MODULE_ALIAS("platform:mtk-rt5650-rt5676");
 327