sound/soc/intel/boards/sof_da7219_max98373.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 // Copyright(c) 2019 Intel Corporation.
   3
   4 /*
   5  * Intel SOF Machine driver for DA7219 + MAX98373 codec
   6  */
   7
   8 #include <linux/input.h>
   9 #include <linux/module.h>
  10 #include <sound/pcm.h>
  11 #include <sound/pcm_params.h>
  12 #include <linux/platform_device.h>
  13 #include <sound/soc.h>
  14 #include <sound/soc-acpi.h>
  15 #include "../../codecs/da7219.h"
  16 #include "../../codecs/da7219-aad.h"
  17 #include "hda_dsp_common.h"
  18
  19 #define DIALOG_CODEC_DAI        "da7219-hifi"
  20 #define MAX98373_CODEC_DAI      "max98373-aif1"
  21 #define MAXIM_DEV0_NAME         "i2c-MX98373:00"
  22 #define MAXIM_DEV1_NAME         "i2c-MX98373:01"
  23
  24 struct hdmi_pcm {
  25         struct list_head head;
  26         struct snd_soc_dai *codec_dai;
  27         int device;
  28 };
  29
  30 struct card_private {
  31         struct snd_soc_jack headset;
  32         struct list_head hdmi_pcm_list;
  33         struct snd_soc_jack hdmi[3];
  34 };
  35
  36 static int platform_clock_control(struct snd_soc_dapm_widget *w,
  37                                   struct snd_kcontrol *k, int  event)
  38 {
  39         struct snd_soc_dapm_context *dapm = w->dapm;
  40         struct snd_soc_card *card = dapm->card;
  41         struct snd_soc_dai *codec_dai;
  42         int ret = 0;
  43
  44         codec_dai = snd_soc_card_get_codec_dai(card, DIALOG_CODEC_DAI);
  45         if (!codec_dai) {
  46                 dev_err(card->dev, "Codec dai not found; Unable to set/unset codec pll\n");
  47                 return -EIO;
  48         }
  49
  50         if (SND_SOC_DAPM_EVENT_OFF(event)) {
  51                 ret = snd_soc_dai_set_pll(codec_dai, 0, DA7219_SYSCLK_MCLK,
  52                                           0, 0);
  53                 if (ret)
  54                         dev_err(card->dev, "failed to stop PLL: %d\n", ret);
  55         } else if (SND_SOC_DAPM_EVENT_ON(event)) {
  56                 ret = snd_soc_dai_set_pll(codec_dai, 0, DA7219_SYSCLK_PLL_SRM,
  57                                           0, DA7219_PLL_FREQ_OUT_98304);
  58                 if (ret)
  59                         dev_err(card->dev, "failed to start PLL: %d\n", ret);
  60         }
  61
  62         return ret;
  63 }
  64
  65 static const struct snd_kcontrol_new controls[] = {
  66         SOC_DAPM_PIN_SWITCH("Headphone Jack"),
  67         SOC_DAPM_PIN_SWITCH("Headset Mic"),
  68         SOC_DAPM_PIN_SWITCH("Left Spk"),
  69         SOC_DAPM_PIN_SWITCH("Right Spk"),
  70 };
  71
  72 static const struct snd_soc_dapm_widget widgets[] = {
  73         SND_SOC_DAPM_HP("Headphone Jack", NULL),
  74         SND_SOC_DAPM_MIC("Headset Mic", NULL),
  75         SND_SOC_DAPM_SPK("Left Spk", NULL),
  76         SND_SOC_DAPM_SPK("Right Spk", NULL),
  77         SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
  78                             platform_clock_control, SND_SOC_DAPM_POST_PMD |
  79                             SND_SOC_DAPM_PRE_PMU),
  80 };
  81
  82 static const struct snd_soc_dapm_route audio_map[] = {
  83         { "Headphone Jack", NULL, "HPL" },
  84         { "Headphone Jack", NULL, "HPR" },
  85
  86         { "Left Spk", NULL, "Left BE_OUT" },
  87         { "Right Spk", NULL, "Right BE_OUT" },
  88
  89         { "MIC", NULL, "Headset Mic" },
  90
  91         { "Headphone Jack", NULL, "Platform Clock" },
  92         { "Headset Mic", NULL, "Platform Clock" },
  93 };
  94
  95 static struct snd_soc_jack headset;
  96
  97 static int da7219_codec_init(struct snd_soc_pcm_runtime *rtd)
  98 {
  99         struct snd_soc_component *component = rtd->codec_dai->component;
 100         struct snd_soc_dai *codec_dai = rtd->codec_dai;
 101         struct snd_soc_jack *jack;
 102         int ret;
 103
 104         /* Configure sysclk for codec */
 105         ret = snd_soc_dai_set_sysclk(codec_dai, DA7219_CLKSRC_MCLK, 24000000,
 106                                      SND_SOC_CLOCK_IN);
 107         if (ret) {
 108                 dev_err(rtd->dev, "can't set codec sysclk configuration\n");
 109                 return ret;
 110         }
 111
 112         /*
 113          * Headset buttons map to the google Reference headset.
 114          * These can be configured by userspace.
 115          */
 116         ret = snd_soc_card_jack_new(rtd->card, "Headset Jack",
 117                                     SND_JACK_HEADSET | SND_JACK_BTN_0 |
 118                                     SND_JACK_BTN_1 | SND_JACK_BTN_2 |
 119                                     SND_JACK_BTN_3 | SND_JACK_LINEOUT,
 120                                     &headset, NULL, 0);
 121         if (ret) {
 122                 dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
 123                 return ret;
 124         }
 125
 126         jack = &headset;
 127         snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
 128         snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOLUMEUP);
 129         snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN);
 130         snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOICECOMMAND);
 131         da7219_aad_jack_det(component, jack);
 132
 133         return ret;
 134 }
 135
 136 static int ssp1_hw_params(struct snd_pcm_substream *substream,
 137                               struct snd_pcm_hw_params *params)
 138 {
 139         struct snd_soc_pcm_runtime *runtime = substream->private_data;
 140         int ret, j;
 141
 142         for (j = 0; j < runtime->num_codecs; j++) {
 143                 struct snd_soc_dai *codec_dai = runtime->codec_dais[j];
 144
 145                 if (!strcmp(codec_dai->component->name, MAXIM_DEV0_NAME)) {
 146                         /* vmon_slot_no = 0 imon_slot_no = 1 for TX slots */
 147                         ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x3, 3, 4, 16);
 148                         if (ret < 0) {
 149                                 dev_err(runtime->dev, "DEV0 TDM slot err:%d\n", ret);
 150                                 return ret;
 151                         }
 152                 }
 153                 if (!strcmp(codec_dai->component->name, MAXIM_DEV1_NAME)) {
 154                         /* vmon_slot_no = 2 imon_slot_no = 3 for TX slots */
 155                         ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xC, 3, 4, 16);
 156                         if (ret < 0) {
 157                                 dev_err(runtime->dev, "DEV1 TDM slot err:%d\n", ret);
 158                                 return ret;
 159                         }
 160                 }
 161         }
 162
 163         return 0;
 164 }
 165
 166 static struct snd_soc_ops ssp1_ops = {
 167         .hw_params = ssp1_hw_params,
 168 };
 169
 170 static struct snd_soc_codec_conf max98373_codec_conf[] = {
 171         {
 172                 .dlc = COMP_CODEC_CONF(MAXIM_DEV0_NAME),
 173                 .name_prefix = "Right",
 174         },
 175         {
 176                 .dlc = COMP_CODEC_CONF(MAXIM_DEV1_NAME),
 177                 .name_prefix = "Left",
 178         },
 179 };
 180
 181 static int hdmi_init(struct snd_soc_pcm_runtime *rtd)
 182 {
 183         struct card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
 184         struct snd_soc_dai *dai = rtd->codec_dai;
 185         struct hdmi_pcm *pcm;
 186
 187         pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
 188         if (!pcm)
 189                 return -ENOMEM;
 190
 191         pcm->device = dai->id;
 192         pcm->codec_dai = dai;
 193
 194         list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
 195
 196         return 0;
 197 }
 198
 199 static int card_late_probe(struct snd_soc_card *card)
 200 {
 201         struct card_private *ctx = snd_soc_card_get_drvdata(card);
 202         struct snd_soc_acpi_mach *mach = (card->dev)->platform_data;
 203         struct hdmi_pcm *pcm;
 204
 205         if (mach->mach_params.common_hdmi_codec_drv) {
 206                 pcm = list_first_entry(&ctx->hdmi_pcm_list, struct hdmi_pcm,
 207                                        head);
 208                 return hda_dsp_hdmi_build_controls(card,
 209                                                    pcm->codec_dai->component);
 210         }
 211
 212         return -EINVAL;
 213 }
 214
 215 SND_SOC_DAILINK_DEF(ssp0_pin,
 216         DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin")));
 217 SND_SOC_DAILINK_DEF(ssp0_codec,
 218         DAILINK_COMP_ARRAY(COMP_CODEC("i2c-DLGS7219:00", DIALOG_CODEC_DAI)));
 219
 220 SND_SOC_DAILINK_DEF(ssp1_pin,
 221         DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin")));
 222 SND_SOC_DAILINK_DEF(ssp1_amps,
 223         DAILINK_COMP_ARRAY(
 224         /* Left */      COMP_CODEC(MAXIM_DEV0_NAME, MAX98373_CODEC_DAI),
 225         /* Right */     COMP_CODEC(MAXIM_DEV1_NAME, MAX98373_CODEC_DAI)));
 226
 227 SND_SOC_DAILINK_DEF(dmic_pin,
 228         DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin")));
 229 SND_SOC_DAILINK_DEF(dmic_codec,
 230         DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec", "dmic-hifi")));
 231
 232 SND_SOC_DAILINK_DEF(idisp1_pin,
 233         DAILINK_COMP_ARRAY(COMP_CPU("iDisp1 Pin")));
 234 SND_SOC_DAILINK_DEF(idisp1_codec,
 235         DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi1")));
 236
 237 SND_SOC_DAILINK_DEF(idisp2_pin,
 238         DAILINK_COMP_ARRAY(COMP_CPU("iDisp2 Pin")));
 239 SND_SOC_DAILINK_DEF(idisp2_codec,
 240         DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi2")));
 241
 242 SND_SOC_DAILINK_DEF(idisp3_pin,
 243         DAILINK_COMP_ARRAY(COMP_CPU("iDisp3 Pin")));
 244 SND_SOC_DAILINK_DEF(idisp3_codec,
 245         DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi3")));
 246
 247 SND_SOC_DAILINK_DEF(platform, /* subject to be overridden during probe */
 248         DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:1f.3")));
 249
 250 static struct snd_soc_dai_link dais[] = {
 251         /* Back End DAI links */
 252         {
 253                 .name = "SSP1-Codec",
 254                 .id = 0,
 255                 .ignore_pmdown_time = 1,
 256                 .no_pcm = 1,
 257                 .dpcm_playback = 1,
 258                 .dpcm_capture = 1, /* IV feedback */
 259                 .ops = &ssp1_ops,
 260                 SND_SOC_DAILINK_REG(ssp1_pin, ssp1_amps, platform),
 261         },
 262         {
 263                 .name = "SSP0-Codec",
 264                 .id = 1,
 265                 .no_pcm = 1,
 266                 .init = da7219_codec_init,
 267                 .ignore_pmdown_time = 1,
 268                 .dpcm_playback = 1,
 269                 .dpcm_capture = 1,
 270                 SND_SOC_DAILINK_REG(ssp0_pin, ssp0_codec, platform),
 271         },
 272         {
 273                 .name = "dmic01",
 274                 .id = 2,
 275                 .ignore_suspend = 1,
 276                 .dpcm_capture = 1,
 277                 .no_pcm = 1,
 278                 SND_SOC_DAILINK_REG(dmic_pin, dmic_codec, platform),
 279         },
 280         {
 281                 .name = "iDisp1",
 282                 .id = 3,
 283                 .init = hdmi_init,
 284                 .dpcm_playback = 1,
 285                 .no_pcm = 1,
 286                 SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform),
 287         },
 288         {
 289                 .name = "iDisp2",
 290                 .id = 4,
 291                 .init = hdmi_init,
 292                 .dpcm_playback = 1,
 293                 .no_pcm = 1,
 294                 SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform),
 295         },
 296         {
 297                 .name = "iDisp3",
 298                 .id = 5,
 299                 .init = hdmi_init,
 300                 .dpcm_playback = 1,
 301                 .no_pcm = 1,
 302                 SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform),
 303         },
 304 };
 305
 306 static struct snd_soc_card card_da7219_m98373 = {
 307         .name = "da7219max",
 308         .owner = THIS_MODULE,
 309         .dai_link = dais,
 310         .num_links = ARRAY_SIZE(dais),
 311         .controls = controls,
 312         .num_controls = ARRAY_SIZE(controls),
 313         .dapm_widgets = widgets,
 314         .num_dapm_widgets = ARRAY_SIZE(widgets),
 315         .dapm_routes = audio_map,
 316         .num_dapm_routes = ARRAY_SIZE(audio_map),
 317         .codec_conf = max98373_codec_conf,
 318         .num_configs = ARRAY_SIZE(max98373_codec_conf),
 319         .fully_routed = true,
 320         .late_probe = card_late_probe,
 321 };
 322
 323 static int audio_probe(struct platform_device *pdev)
 324 {
 325         static struct snd_soc_card *card;
 326         struct snd_soc_acpi_mach *mach;
 327         struct card_private *ctx;
 328         int ret;
 329
 330         ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC);
 331         if (!ctx)
 332                 return -ENOMEM;
 333
 334         INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
 335         card = (struct snd_soc_card *)pdev->id_entry->driver_data;
 336         card->dev = &pdev->dev;
 337
 338         mach = (&pdev->dev)->platform_data;
 339         ret = snd_soc_fixup_dai_links_platform_name(card,
 340                                                     mach->mach_params.platform);
 341         if (ret)
 342                 return ret;
 343
 344         snd_soc_card_set_drvdata(card, ctx);
 345
 346         return devm_snd_soc_register_card(&pdev->dev, card);
 347 }
 348
 349 static const struct platform_device_id board_ids[] = {
 350         {
 351                 .name = "sof_da7219_max98373",
 352                 .driver_data = (kernel_ulong_t)&card_da7219_m98373,
 353         },
 354         { }
 355 };
 356
 357 static struct platform_driver audio = {
 358         .probe = audio_probe,
 359         .driver = {
 360                 .name = "sof_da7219_max98373",
 361                 .pm = &snd_soc_pm_ops,
 362         },
 363         .id_table = board_ids,
 364 };
 365 module_platform_driver(audio)
 366
 367 /* Module information */
 368 MODULE_DESCRIPTION("ASoC Intel(R) SOF Machine driver");
 369 MODULE_AUTHOR("Yong Zhi <yong.zhi@intel.com>");
 370 MODULE_LICENSE("GPL v2");
 371 MODULE_ALIAS("platform:sof_da7219_max98373");