1 // SPDX-License-Identifier: GPL-2.0
2 // Copyright(c) 2017-18 Intel Corporation.
5 * Intel Kabylake I2S Machine Driver with MAX98357A & DA7219 Codecs
8 * Intel Kabylake I2S Machine driver supporting MAXIM98927 and
12 #include <linux/input.h>
13 #include <linux/module.h>
14 #include <linux/platform_device.h>
15 #include <sound/core.h>
16 #include <sound/jack.h>
17 #include <sound/pcm.h>
18 #include <sound/pcm_params.h>
19 #include <sound/soc.h>
20 #include "../../codecs/da7219.h"
21 #include "../../codecs/hdac_hdmi.h"
22 #include "../skylake/skl.h"
23 #include "../../codecs/da7219-aad.h"
25 #define KBL_DIALOG_CODEC_DAI "da7219-hifi"
26 #define KBL_MAXIM_CODEC_DAI "HiFi"
27 #define MAXIM_DEV0_NAME "MX98357A:00"
28 #define DUAL_CHANNEL 2
29 #define QUAD_CHANNEL 4
31 static struct snd_soc_card *kabylake_audio_card;
32 static struct snd_soc_jack skylake_hdmi[3];
35 struct list_head head;
36 struct snd_soc_dai *codec_dai;
40 struct kbl_codec_private {
41 struct snd_soc_jack kabylake_headset;
42 struct list_head hdmi_pcm_list;
46 KBL_DPCM_AUDIO_PB = 0,
48 KBL_DPCM_AUDIO_DMIC_CP,
49 KBL_DPCM_AUDIO_HDMI1_PB,
50 KBL_DPCM_AUDIO_HDMI2_PB,
51 KBL_DPCM_AUDIO_HDMI3_PB,
54 static int platform_clock_control(struct snd_soc_dapm_widget *w,
55 struct snd_kcontrol *k, int event)
57 struct snd_soc_dapm_context *dapm = w->dapm;
58 struct snd_soc_card *card = dapm->card;
59 struct snd_soc_dai *codec_dai;
62 codec_dai = snd_soc_card_get_codec_dai(card, KBL_DIALOG_CODEC_DAI);
64 dev_err(card->dev, "Codec dai not found; Unable to set/unset codec pll\n");
68 if (SND_SOC_DAPM_EVENT_OFF(event)) {
69 ret = snd_soc_dai_set_pll(codec_dai, 0,
70 DA7219_SYSCLK_MCLK, 0, 0);
72 dev_err(card->dev, "failed to stop PLL: %d\n", ret);
73 } else if (SND_SOC_DAPM_EVENT_ON(event)) {
74 ret = snd_soc_dai_set_pll(codec_dai, 0, DA7219_SYSCLK_PLL_SRM,
75 0, DA7219_PLL_FREQ_OUT_98304);
77 dev_err(card->dev, "failed to start PLL: %d\n", ret);
83 static const struct snd_kcontrol_new kabylake_controls[] = {
84 SOC_DAPM_PIN_SWITCH("Headphone Jack"),
85 SOC_DAPM_PIN_SWITCH("Headset Mic"),
86 SOC_DAPM_PIN_SWITCH("Spk"),
89 static const struct snd_soc_dapm_widget kabylake_widgets[] = {
90 SND_SOC_DAPM_HP("Headphone Jack", NULL),
91 SND_SOC_DAPM_MIC("Headset Mic", NULL),
92 SND_SOC_DAPM_SPK("Spk", NULL),
93 SND_SOC_DAPM_MIC("SoC DMIC", NULL),
94 SND_SOC_DAPM_SPK("DP", NULL),
95 SND_SOC_DAPM_SPK("HDMI", NULL),
96 SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
97 platform_clock_control, SND_SOC_DAPM_PRE_PMU |
98 SND_SOC_DAPM_POST_PMD),
101 static const struct snd_soc_dapm_route kabylake_map[] = {
102 { "Headphone Jack", NULL, "HPL" },
103 { "Headphone Jack", NULL, "HPR" },
106 { "Spk", NULL, "Speaker" },
109 { "MIC", NULL, "Headset Mic" },
110 { "DMic", NULL, "SoC DMIC" },
112 { "HDMI", NULL, "hif5 Output" },
113 { "DP", NULL, "hif6 Output" },
115 /* CODEC BE connections */
116 { "HiFi Playback", NULL, "ssp0 Tx" },
117 { "ssp0 Tx", NULL, "codec0_out" },
119 { "Playback", NULL, "ssp1 Tx" },
120 { "ssp1 Tx", NULL, "codec1_out" },
122 { "codec0_in", NULL, "ssp1 Rx" },
123 { "ssp1 Rx", NULL, "Capture" },
126 { "dmic01_hifi", NULL, "DMIC01 Rx" },
127 { "DMIC01 Rx", NULL, "DMIC AIF" },
129 { "hifi1", NULL, "iDisp1 Tx" },
130 { "iDisp1 Tx", NULL, "iDisp1_out" },
131 { "hifi2", NULL, "iDisp2 Tx" },
132 { "iDisp2 Tx", NULL, "iDisp2_out" },
133 { "hifi3", NULL, "iDisp3 Tx"},
134 { "iDisp3 Tx", NULL, "iDisp3_out"},
136 { "Headphone Jack", NULL, "Platform Clock" },
137 { "Headset Mic", NULL, "Platform Clock" },
140 static int kabylake_ssp_fixup(struct snd_soc_pcm_runtime *rtd,
141 struct snd_pcm_hw_params *params)
143 struct snd_interval *rate = hw_param_interval(params,
144 SNDRV_PCM_HW_PARAM_RATE);
145 struct snd_interval *channels = hw_param_interval(params,
146 SNDRV_PCM_HW_PARAM_CHANNELS);
147 struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
149 /* The ADSP will convert the FE rate to 48k, stereo */
150 rate->min = rate->max = 48000;
151 channels->min = channels->max = DUAL_CHANNEL;
153 /* set SSP to 24 bit */
155 snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);
160 static int kabylake_da7219_codec_init(struct snd_soc_pcm_runtime *rtd)
162 struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(rtd->card);
163 struct snd_soc_component *component = rtd->codec_dai->component;
164 struct snd_soc_dai *codec_dai = rtd->codec_dai;
165 struct snd_soc_jack *jack;
168 /* Configure sysclk for codec */
169 ret = snd_soc_dai_set_sysclk(codec_dai, DA7219_CLKSRC_MCLK, 24576000,
172 dev_err(rtd->dev, "can't set codec sysclk configuration\n");
177 * Headset buttons map to the google Reference headset.
178 * These can be configured by userspace.
180 ret = snd_soc_card_jack_new(kabylake_audio_card, "Headset Jack",
181 SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 |
182 SND_JACK_BTN_2 | SND_JACK_BTN_3 | SND_JACK_LINEOUT,
183 &ctx->kabylake_headset, NULL, 0);
185 dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
189 jack = &ctx->kabylake_headset;
191 snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
192 snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOLUMEUP);
193 snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN);
194 snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOICECOMMAND);
195 da7219_aad_jack_det(component, &ctx->kabylake_headset);
197 ret = snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");
199 dev_err(rtd->dev, "SoC DMIC - Ignore suspend failed %d\n", ret);
204 static int kabylake_hdmi_init(struct snd_soc_pcm_runtime *rtd, int device)
206 struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(rtd->card);
207 struct snd_soc_dai *dai = rtd->codec_dai;
208 struct kbl_hdmi_pcm *pcm;
210 pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
214 pcm->device = device;
215 pcm->codec_dai = dai;
217 list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
222 static int kabylake_hdmi1_init(struct snd_soc_pcm_runtime *rtd)
224 return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI1_PB);
227 static int kabylake_hdmi2_init(struct snd_soc_pcm_runtime *rtd)
229 return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI2_PB);
232 static int kabylake_hdmi3_init(struct snd_soc_pcm_runtime *rtd)
234 return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI3_PB);
237 static int kabylake_da7219_fe_init(struct snd_soc_pcm_runtime *rtd)
239 struct snd_soc_dapm_context *dapm;
240 struct snd_soc_component *component = rtd->cpu_dai->component;
242 dapm = snd_soc_component_get_dapm(component);
243 snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
248 static const unsigned int rates[] = {
252 static const struct snd_pcm_hw_constraint_list constraints_rates = {
253 .count = ARRAY_SIZE(rates),
258 static const unsigned int channels[] = {
262 static const struct snd_pcm_hw_constraint_list constraints_channels = {
263 .count = ARRAY_SIZE(channels),
268 static unsigned int channels_quad[] = {
272 static struct snd_pcm_hw_constraint_list constraints_channels_quad = {
273 .count = ARRAY_SIZE(channels_quad),
274 .list = channels_quad,
278 static int kbl_fe_startup(struct snd_pcm_substream *substream)
280 struct snd_pcm_runtime *runtime = substream->runtime;
283 * On this platform for PCM device we support,
289 runtime->hw.channels_max = DUAL_CHANNEL;
290 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
291 &constraints_channels);
293 runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
294 snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
296 snd_pcm_hw_constraint_list(runtime, 0,
297 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
302 static const struct snd_soc_ops kabylake_da7219_fe_ops = {
303 .startup = kbl_fe_startup,
306 static int kabylake_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
307 struct snd_pcm_hw_params *params)
309 struct snd_interval *channels = hw_param_interval(params,
310 SNDRV_PCM_HW_PARAM_CHANNELS);
313 * set BE channel constraint as user FE channels
316 if (params_channels(params) == 2)
317 channels->min = channels->max = 2;
319 channels->min = channels->max = 4;
324 static int kabylake_dmic_startup(struct snd_pcm_substream *substream)
326 struct snd_pcm_runtime *runtime = substream->runtime;
328 runtime->hw.channels_min = runtime->hw.channels_max = QUAD_CHANNEL;
329 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
330 &constraints_channels_quad);
332 return snd_pcm_hw_constraint_list(substream->runtime, 0,
333 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
336 static struct snd_soc_ops kabylake_dmic_ops = {
337 .startup = kabylake_dmic_startup,
340 static const unsigned int rates_16000[] = {
344 static const struct snd_pcm_hw_constraint_list constraints_16000 = {
345 .count = ARRAY_SIZE(rates_16000),
349 static const unsigned int ch_mono[] = {
353 /* kabylake digital audio interface glue - connects codec <--> CPU */
354 static struct snd_soc_dai_link kabylake_dais[] = {
355 /* Front End DAI links */
356 [KBL_DPCM_AUDIO_PB] = {
357 .name = "Kbl Audio Port",
358 .stream_name = "Audio",
359 .cpu_dai_name = "System Pin",
360 .platform_name = "0000:00:1f.3",
362 .codec_name = "snd-soc-dummy",
363 .codec_dai_name = "snd-soc-dummy-dai",
365 .init = kabylake_da7219_fe_init,
367 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
369 .ops = &kabylake_da7219_fe_ops,
371 [KBL_DPCM_AUDIO_CP] = {
372 .name = "Kbl Audio Capture Port",
373 .stream_name = "Audio Record",
374 .cpu_dai_name = "System Pin",
375 .platform_name = "0000:00:1f.3",
377 .codec_name = "snd-soc-dummy",
378 .codec_dai_name = "snd-soc-dummy-dai",
381 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
383 .ops = &kabylake_da7219_fe_ops,
385 [KBL_DPCM_AUDIO_DMIC_CP] = {
386 .name = "Kbl Audio DMIC cap",
387 .stream_name = "dmiccap",
388 .cpu_dai_name = "DMIC Pin",
389 .codec_name = "snd-soc-dummy",
390 .codec_dai_name = "snd-soc-dummy-dai",
391 .platform_name = "0000:00:1f.3",
396 .ops = &kabylake_dmic_ops,
398 [KBL_DPCM_AUDIO_HDMI1_PB] = {
399 .name = "Kbl HDMI Port1",
400 .stream_name = "Hdmi1",
401 .cpu_dai_name = "HDMI1 Pin",
402 .codec_name = "snd-soc-dummy",
403 .codec_dai_name = "snd-soc-dummy-dai",
404 .platform_name = "0000:00:1f.3",
408 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
412 [KBL_DPCM_AUDIO_HDMI2_PB] = {
413 .name = "Kbl HDMI Port2",
414 .stream_name = "Hdmi2",
415 .cpu_dai_name = "HDMI2 Pin",
416 .codec_name = "snd-soc-dummy",
417 .codec_dai_name = "snd-soc-dummy-dai",
418 .platform_name = "0000:00:1f.3",
422 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
426 [KBL_DPCM_AUDIO_HDMI3_PB] = {
427 .name = "Kbl HDMI Port3",
428 .stream_name = "Hdmi3",
429 .cpu_dai_name = "HDMI3 Pin",
430 .codec_name = "snd-soc-dummy",
431 .codec_dai_name = "snd-soc-dummy-dai",
432 .platform_name = "0000:00:1f.3",
434 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
441 /* Back End DAI links */
444 .name = "SSP0-Codec",
446 .cpu_dai_name = "SSP0 Pin",
447 .platform_name = "0000:00:1f.3",
449 .codec_name = MAXIM_DEV0_NAME,
450 .codec_dai_name = KBL_MAXIM_CODEC_DAI,
451 .dai_fmt = SND_SOC_DAIFMT_I2S |
452 SND_SOC_DAIFMT_NB_NF |
453 SND_SOC_DAIFMT_CBS_CFS,
454 .ignore_pmdown_time = 1,
455 .be_hw_params_fixup = kabylake_ssp_fixup,
460 .name = "SSP1-Codec",
462 .cpu_dai_name = "SSP1 Pin",
463 .platform_name = "0000:00:1f.3",
465 .codec_name = "i2c-DLGS7219:00",
466 .codec_dai_name = KBL_DIALOG_CODEC_DAI,
467 .init = kabylake_da7219_codec_init,
468 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
469 SND_SOC_DAIFMT_CBS_CFS,
470 .ignore_pmdown_time = 1,
471 .be_hw_params_fixup = kabylake_ssp_fixup,
478 .cpu_dai_name = "DMIC01 Pin",
479 .codec_name = "dmic-codec",
480 .codec_dai_name = "dmic-hifi",
481 .platform_name = "0000:00:1f.3",
482 .be_hw_params_fixup = kabylake_dmic_fixup,
490 .cpu_dai_name = "iDisp1 Pin",
491 .codec_name = "ehdaudio0D2",
492 .codec_dai_name = "intel-hdmi-hifi1",
493 .platform_name = "0000:00:1f.3",
495 .init = kabylake_hdmi1_init,
501 .cpu_dai_name = "iDisp2 Pin",
502 .codec_name = "ehdaudio0D2",
503 .codec_dai_name = "intel-hdmi-hifi2",
504 .platform_name = "0000:00:1f.3",
505 .init = kabylake_hdmi2_init,
512 .cpu_dai_name = "iDisp3 Pin",
513 .codec_name = "ehdaudio0D2",
514 .codec_dai_name = "intel-hdmi-hifi3",
515 .platform_name = "0000:00:1f.3",
516 .init = kabylake_hdmi3_init,
523 static int kabylake_card_late_probe(struct snd_soc_card *card)
525 struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(card);
526 struct kbl_hdmi_pcm *pcm;
527 struct snd_soc_component *component = NULL;
529 char jack_name[NAME_SIZE];
531 list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
532 component = pcm->codec_dai->component;
533 snprintf(jack_name, sizeof(jack_name),
534 "HDMI/DP, pcm=%d Jack", pcm->device);
535 err = snd_soc_card_jack_new(card, jack_name,
536 SND_JACK_AVOUT, &skylake_hdmi[i],
542 err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
554 return hdac_hdmi_jack_port_init(component, &card->dapm);
557 /* kabylake audio machine driver for SPT + DA7219 */
558 static struct snd_soc_card kabylake_audio_card_da7219_m98357a = {
559 .name = "kblda7219max",
560 .owner = THIS_MODULE,
561 .dai_link = kabylake_dais,
562 .num_links = ARRAY_SIZE(kabylake_dais),
563 .controls = kabylake_controls,
564 .num_controls = ARRAY_SIZE(kabylake_controls),
565 .dapm_widgets = kabylake_widgets,
566 .num_dapm_widgets = ARRAY_SIZE(kabylake_widgets),
567 .dapm_routes = kabylake_map,
568 .num_dapm_routes = ARRAY_SIZE(kabylake_map),
569 .fully_routed = true,
570 .late_probe = kabylake_card_late_probe,
573 static int kabylake_audio_probe(struct platform_device *pdev)
575 struct kbl_codec_private *ctx;
577 ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
581 INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
583 kabylake_audio_card =
584 (struct snd_soc_card *)pdev->id_entry->driver_data;
586 kabylake_audio_card->dev = &pdev->dev;
587 snd_soc_card_set_drvdata(kabylake_audio_card, ctx);
588 return devm_snd_soc_register_card(&pdev->dev, kabylake_audio_card);
591 static const struct platform_device_id kbl_board_ids[] = {
593 .name = "kbl_da7219_max98357a",
595 (kernel_ulong_t)&kabylake_audio_card_da7219_m98357a,
600 static struct platform_driver kabylake_audio = {
601 .probe = kabylake_audio_probe,
603 .name = "kbl_da7219_max98357a",
604 .pm = &snd_soc_pm_ops,
606 .id_table = kbl_board_ids,
609 module_platform_driver(kabylake_audio)
611 /* Module information */
612 MODULE_DESCRIPTION("Audio Machine driver-DA7219 & MAX98357A in I2S mode");
613 MODULE_AUTHOR("Naveen Manohar <naveen.m@intel.com>");
614 MODULE_LICENSE("GPL v2");
615 MODULE_ALIAS("platform:kbl_da7219_max98357a");