1 // SPDX-License-Identifier: GPL-2.0
2 // Copyright(c) 2018 Intel Corporation.
5 * Intel Geminilake I2S Machine Driver with MAX98357A & RT5682 Codecs
8 * Intel Apollolake I2S Machine driver
11 #include <linux/input.h>
12 #include <linux/module.h>
13 #include <linux/platform_device.h>
14 #include <sound/core.h>
15 #include <sound/jack.h>
16 #include <sound/pcm.h>
17 #include <sound/pcm_params.h>
18 #include <sound/soc.h>
19 #include "../skylake/skl.h"
20 #include "../../codecs/rt5682.h"
21 #include "../../codecs/hdac_hdmi.h"
23 /* The platform clock outputs 19.2Mhz clock to codec as I2S MCLK */
24 #define GLK_PLAT_CLK_FREQ 19200000
25 #define RT5682_PLL_FREQ (48000 * 512)
26 #define GLK_REALTEK_CODEC_DAI "rt5682-aif1"
27 #define GLK_MAXIM_CODEC_DAI "HiFi"
28 #define MAXIM_DEV0_NAME "MX98357A:00"
29 #define DUAL_CHANNEL 2
30 #define QUAD_CHANNEL 4
33 static struct snd_soc_jack geminilake_hdmi[3];
36 struct list_head head;
37 struct snd_soc_dai *codec_dai;
41 struct glk_card_private {
42 struct snd_soc_jack geminilake_headset;
43 struct list_head hdmi_pcm_list;
47 GLK_DPCM_AUDIO_PB = 0,
50 GLK_DPCM_AUDIO_ECHO_REF_CP,
51 GLK_DPCM_AUDIO_REF_CP,
52 GLK_DPCM_AUDIO_DMIC_CP,
53 GLK_DPCM_AUDIO_HDMI1_PB,
54 GLK_DPCM_AUDIO_HDMI2_PB,
55 GLK_DPCM_AUDIO_HDMI3_PB,
58 static int platform_clock_control(struct snd_soc_dapm_widget *w,
59 struct snd_kcontrol *k, int event)
61 struct snd_soc_dapm_context *dapm = w->dapm;
62 struct snd_soc_card *card = dapm->card;
63 struct snd_soc_dai *codec_dai;
66 codec_dai = snd_soc_card_get_codec_dai(card, GLK_REALTEK_CODEC_DAI);
68 dev_err(card->dev, "Codec dai not found; Unable to set/unset codec pll\n");
72 if (SND_SOC_DAPM_EVENT_OFF(event)) {
73 ret = snd_soc_dai_set_sysclk(codec_dai, 0, 0, 0);
75 dev_err(card->dev, "failed to stop sysclk: %d\n", ret);
76 } else if (SND_SOC_DAPM_EVENT_ON(event)) {
77 ret = snd_soc_dai_set_pll(codec_dai, 0, RT5682_PLL1_S_MCLK,
78 GLK_PLAT_CLK_FREQ, RT5682_PLL_FREQ);
80 dev_err(card->dev, "can't set codec pll: %d\n", ret);
86 dev_err(card->dev, "failed to start internal clk: %d\n", ret);
91 static const struct snd_kcontrol_new geminilake_controls[] = {
92 SOC_DAPM_PIN_SWITCH("Headphone Jack"),
93 SOC_DAPM_PIN_SWITCH("Headset Mic"),
94 SOC_DAPM_PIN_SWITCH("Spk"),
97 static const struct snd_soc_dapm_widget geminilake_widgets[] = {
98 SND_SOC_DAPM_HP("Headphone Jack", NULL),
99 SND_SOC_DAPM_MIC("Headset Mic", NULL),
100 SND_SOC_DAPM_SPK("Spk", NULL),
101 SND_SOC_DAPM_MIC("SoC DMIC", NULL),
102 SND_SOC_DAPM_SPK("HDMI1", NULL),
103 SND_SOC_DAPM_SPK("HDMI2", NULL),
104 SND_SOC_DAPM_SPK("HDMI3", NULL),
105 SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
106 platform_clock_control, SND_SOC_DAPM_PRE_PMU |
107 SND_SOC_DAPM_POST_PMD),
110 static const struct snd_soc_dapm_route geminilake_map[] = {
111 /* HP jack connectors - unknown if we have jack detection */
112 { "Headphone Jack", NULL, "Platform Clock" },
113 { "Headphone Jack", NULL, "HPOL" },
114 { "Headphone Jack", NULL, "HPOR" },
117 { "Spk", NULL, "Speaker" },
120 { "Headset Mic", NULL, "Platform Clock" },
121 { "IN1P", NULL, "Headset Mic" },
124 { "DMic", NULL, "SoC DMIC" },
126 /* CODEC BE connections */
127 { "HiFi Playback", NULL, "ssp1 Tx" },
128 { "ssp1 Tx", NULL, "codec0_out" },
130 { "AIF1 Playback", NULL, "ssp2 Tx" },
131 { "ssp2 Tx", NULL, "codec1_out" },
133 { "codec0_in", NULL, "ssp2 Rx" },
134 { "ssp2 Rx", NULL, "AIF1 Capture" },
136 { "HDMI1", NULL, "hif5-0 Output" },
137 { "HDMI2", NULL, "hif6-0 Output" },
138 { "HDMI2", NULL, "hif7-0 Output" },
140 { "hifi3", NULL, "iDisp3 Tx" },
141 { "iDisp3 Tx", NULL, "iDisp3_out" },
142 { "hifi2", NULL, "iDisp2 Tx" },
143 { "iDisp2 Tx", NULL, "iDisp2_out" },
144 { "hifi1", NULL, "iDisp1 Tx" },
145 { "iDisp1 Tx", NULL, "iDisp1_out" },
148 { "dmic01_hifi", NULL, "DMIC01 Rx" },
149 { "DMIC01 Rx", NULL, "DMIC AIF" },
152 static int geminilake_ssp_fixup(struct snd_soc_pcm_runtime *rtd,
153 struct snd_pcm_hw_params *params)
155 struct snd_interval *rate = hw_param_interval(params,
156 SNDRV_PCM_HW_PARAM_RATE);
157 struct snd_interval *channels = hw_param_interval(params,
158 SNDRV_PCM_HW_PARAM_CHANNELS);
159 struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
161 /* The ADSP will convert the FE rate to 48k, stereo */
162 rate->min = rate->max = 48000;
163 channels->min = channels->max = DUAL_CHANNEL;
165 /* set SSP to 24 bit */
167 snd_mask_set(fmt, SNDRV_PCM_FORMAT_S24_LE);
172 static int geminilake_rt5682_codec_init(struct snd_soc_pcm_runtime *rtd)
174 struct glk_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
175 struct snd_soc_component *component = rtd->codec_dai->component;
176 struct snd_soc_dai *codec_dai = rtd->codec_dai;
177 struct snd_soc_jack *jack;
180 /* Configure sysclk for codec */
181 ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1,
182 RT5682_PLL_FREQ, SND_SOC_CLOCK_IN);
184 dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);
187 * Headset buttons map to the google Reference headset.
188 * These can be configured by userspace.
190 ret = snd_soc_card_jack_new(rtd->card, "Headset Jack",
191 SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 |
192 SND_JACK_BTN_2 | SND_JACK_BTN_3 | SND_JACK_LINEOUT,
193 &ctx->geminilake_headset, NULL, 0);
195 dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
199 jack = &ctx->geminilake_headset;
201 snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
202 snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOLUMEUP);
203 snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN);
204 snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOICECOMMAND);
205 ret = snd_soc_component_set_jack(component, jack, NULL);
208 dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret);
215 static int geminilake_rt5682_hw_params(struct snd_pcm_substream *substream,
216 struct snd_pcm_hw_params *params)
218 struct snd_soc_pcm_runtime *rtd = substream->private_data;
219 struct snd_soc_dai *codec_dai = rtd->codec_dai;
222 /* Set valid bitmask & configuration for I2S in 24 bit */
223 ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x0, 0x0, 2, 24);
225 dev_err(rtd->dev, "set TDM slot err:%d\n", ret);
232 static struct snd_soc_ops geminilake_rt5682_ops = {
233 .hw_params = geminilake_rt5682_hw_params,
236 static int geminilake_hdmi_init(struct snd_soc_pcm_runtime *rtd)
238 struct glk_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
239 struct snd_soc_dai *dai = rtd->codec_dai;
240 struct glk_hdmi_pcm *pcm;
242 pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
246 pcm->device = GLK_DPCM_AUDIO_HDMI1_PB + dai->id;
247 pcm->codec_dai = dai;
249 list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
254 static int geminilake_rt5682_fe_init(struct snd_soc_pcm_runtime *rtd)
256 struct snd_soc_component *component = rtd->cpu_dai->component;
257 struct snd_soc_dapm_context *dapm;
260 dapm = snd_soc_component_get_dapm(component);
261 ret = snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
263 dev_err(rtd->dev, "Ref Cap ignore suspend failed %d\n", ret);
270 static const unsigned int rates[] = {
274 static const struct snd_pcm_hw_constraint_list constraints_rates = {
275 .count = ARRAY_SIZE(rates),
280 static const unsigned int channels[] = {
284 static const struct snd_pcm_hw_constraint_list constraints_channels = {
285 .count = ARRAY_SIZE(channels),
290 static unsigned int channels_quad[] = {
294 static struct snd_pcm_hw_constraint_list constraints_channels_quad = {
295 .count = ARRAY_SIZE(channels_quad),
296 .list = channels_quad,
300 static int geminilake_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
301 struct snd_pcm_hw_params *params)
303 struct snd_interval *channels = hw_param_interval(params,
304 SNDRV_PCM_HW_PARAM_CHANNELS);
307 * set BE channel constraint as user FE channels
309 channels->min = channels->max = 4;
314 static int geminilake_dmic_startup(struct snd_pcm_substream *substream)
316 struct snd_pcm_runtime *runtime = substream->runtime;
318 runtime->hw.channels_min = runtime->hw.channels_max = QUAD_CHANNEL;
319 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
320 &constraints_channels_quad);
322 return snd_pcm_hw_constraint_list(substream->runtime, 0,
323 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
326 static const struct snd_soc_ops geminilake_dmic_ops = {
327 .startup = geminilake_dmic_startup,
330 static const unsigned int rates_16000[] = {
334 static const struct snd_pcm_hw_constraint_list constraints_16000 = {
335 .count = ARRAY_SIZE(rates_16000),
339 static int geminilake_refcap_startup(struct snd_pcm_substream *substream)
341 return snd_pcm_hw_constraint_list(substream->runtime, 0,
342 SNDRV_PCM_HW_PARAM_RATE,
346 static const struct snd_soc_ops geminilake_refcap_ops = {
347 .startup = geminilake_refcap_startup,
350 /* geminilake digital audio interface glue - connects codec <--> CPU */
351 static struct snd_soc_dai_link geminilake_dais[] = {
352 /* Front End DAI links */
353 [GLK_DPCM_AUDIO_PB] = {
354 .name = "Glk Audio Port",
355 .stream_name = "Audio",
356 .cpu_dai_name = "System Pin",
357 .platform_name = "0000:00:0e.0",
359 .codec_name = "snd-soc-dummy",
360 .codec_dai_name = "snd-soc-dummy-dai",
362 .init = geminilake_rt5682_fe_init,
364 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
367 [GLK_DPCM_AUDIO_CP] = {
368 .name = "Glk Audio Capture Port",
369 .stream_name = "Audio Record",
370 .cpu_dai_name = "System Pin",
371 .platform_name = "0000:00:0e.0",
373 .codec_name = "snd-soc-dummy",
374 .codec_dai_name = "snd-soc-dummy-dai",
377 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
380 [GLK_DPCM_AUDIO_HS_PB] = {
381 .name = "Glk Audio Headset Playback",
382 .stream_name = "Headset Audio",
383 .cpu_dai_name = "System Pin2",
384 .platform_name = "0000:00:0e.0",
385 .codec_name = "snd-soc-dummy",
386 .codec_dai_name = "snd-soc-dummy-dai",
391 [GLK_DPCM_AUDIO_ECHO_REF_CP] = {
392 .name = "Glk Audio Echo Reference cap",
393 .stream_name = "Echoreference Capture",
394 .cpu_dai_name = "Echoref Pin",
395 .platform_name = "0000:00:0e.0",
396 .codec_name = "snd-soc-dummy",
397 .codec_dai_name = "snd-soc-dummy-dai",
402 [GLK_DPCM_AUDIO_REF_CP] = {
403 .name = "Glk Audio Reference cap",
404 .stream_name = "Refcap",
405 .cpu_dai_name = "Reference Pin",
406 .codec_name = "snd-soc-dummy",
407 .codec_dai_name = "snd-soc-dummy-dai",
408 .platform_name = "0000:00:0e.0",
413 .ops = &geminilake_refcap_ops,
415 [GLK_DPCM_AUDIO_DMIC_CP] = {
416 .name = "Glk Audio DMIC cap",
417 .stream_name = "dmiccap",
418 .cpu_dai_name = "DMIC Pin",
419 .codec_name = "snd-soc-dummy",
420 .codec_dai_name = "snd-soc-dummy-dai",
421 .platform_name = "0000:00:0e.0",
426 .ops = &geminilake_dmic_ops,
428 [GLK_DPCM_AUDIO_HDMI1_PB] = {
429 .name = "Glk HDMI Port1",
430 .stream_name = "Hdmi1",
431 .cpu_dai_name = "HDMI1 Pin",
432 .codec_name = "snd-soc-dummy",
433 .codec_dai_name = "snd-soc-dummy-dai",
434 .platform_name = "0000:00:0e.0",
438 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
442 [GLK_DPCM_AUDIO_HDMI2_PB] = {
443 .name = "Glk HDMI Port2",
444 .stream_name = "Hdmi2",
445 .cpu_dai_name = "HDMI2 Pin",
446 .codec_name = "snd-soc-dummy",
447 .codec_dai_name = "snd-soc-dummy-dai",
448 .platform_name = "0000:00:0e.0",
452 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
456 [GLK_DPCM_AUDIO_HDMI3_PB] = {
457 .name = "Glk HDMI Port3",
458 .stream_name = "Hdmi3",
459 .cpu_dai_name = "HDMI3 Pin",
460 .codec_name = "snd-soc-dummy",
461 .codec_dai_name = "snd-soc-dummy-dai",
462 .platform_name = "0000:00:0e.0",
464 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
470 /* Back End DAI links */
473 .name = "SSP1-Codec",
475 .cpu_dai_name = "SSP1 Pin",
476 .platform_name = "0000:00:0e.0",
478 .codec_name = MAXIM_DEV0_NAME,
479 .codec_dai_name = GLK_MAXIM_CODEC_DAI,
480 .dai_fmt = SND_SOC_DAIFMT_I2S |
481 SND_SOC_DAIFMT_NB_NF |
482 SND_SOC_DAIFMT_CBS_CFS,
483 .ignore_pmdown_time = 1,
484 .be_hw_params_fixup = geminilake_ssp_fixup,
489 .name = "SSP2-Codec",
491 .cpu_dai_name = "SSP2 Pin",
492 .platform_name = "0000:00:0e.0",
494 .codec_name = "i2c-10EC5682:00",
495 .codec_dai_name = GLK_REALTEK_CODEC_DAI,
496 .init = geminilake_rt5682_codec_init,
497 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
498 SND_SOC_DAIFMT_CBS_CFS,
499 .ignore_pmdown_time = 1,
500 .be_hw_params_fixup = geminilake_ssp_fixup,
501 .ops = &geminilake_rt5682_ops,
508 .cpu_dai_name = "DMIC01 Pin",
509 .codec_name = "dmic-codec",
510 .codec_dai_name = "dmic-hifi",
511 .platform_name = "0000:00:0e.0",
513 .be_hw_params_fixup = geminilake_dmic_fixup,
520 .cpu_dai_name = "iDisp1 Pin",
521 .codec_name = "ehdaudio0D2",
522 .codec_dai_name = "intel-hdmi-hifi1",
523 .platform_name = "0000:00:0e.0",
524 .init = geminilake_hdmi_init,
531 .cpu_dai_name = "iDisp2 Pin",
532 .codec_name = "ehdaudio0D2",
533 .codec_dai_name = "intel-hdmi-hifi2",
534 .platform_name = "0000:00:0e.0",
535 .init = geminilake_hdmi_init,
542 .cpu_dai_name = "iDisp3 Pin",
543 .codec_name = "ehdaudio0D2",
544 .codec_dai_name = "intel-hdmi-hifi3",
545 .platform_name = "0000:00:0e.0",
546 .init = geminilake_hdmi_init,
552 static int glk_card_late_probe(struct snd_soc_card *card)
554 struct glk_card_private *ctx = snd_soc_card_get_drvdata(card);
555 struct snd_soc_component *component = NULL;
556 char jack_name[NAME_SIZE];
557 struct glk_hdmi_pcm *pcm;
561 list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
562 component = pcm->codec_dai->component;
563 snprintf(jack_name, sizeof(jack_name),
564 "HDMI/DP, pcm=%d Jack", pcm->device);
565 err = snd_soc_card_jack_new(card, jack_name,
566 SND_JACK_AVOUT, &geminilake_hdmi[i],
572 err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
573 &geminilake_hdmi[i]);
583 return hdac_hdmi_jack_port_init(component, &card->dapm);
586 /* geminilake audio machine driver for SPT + RT5682 */
587 static struct snd_soc_card glk_audio_card_rt5682_m98357a = {
588 .name = "glkrt5682max",
589 .owner = THIS_MODULE,
590 .dai_link = geminilake_dais,
591 .num_links = ARRAY_SIZE(geminilake_dais),
592 .controls = geminilake_controls,
593 .num_controls = ARRAY_SIZE(geminilake_controls),
594 .dapm_widgets = geminilake_widgets,
595 .num_dapm_widgets = ARRAY_SIZE(geminilake_widgets),
596 .dapm_routes = geminilake_map,
597 .num_dapm_routes = ARRAY_SIZE(geminilake_map),
598 .fully_routed = true,
599 .late_probe = glk_card_late_probe,
602 static int geminilake_audio_probe(struct platform_device *pdev)
604 struct glk_card_private *ctx;
606 ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC);
610 INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
612 glk_audio_card_rt5682_m98357a.dev = &pdev->dev;
613 snd_soc_card_set_drvdata(&glk_audio_card_rt5682_m98357a, ctx);
615 return devm_snd_soc_register_card(&pdev->dev,
616 &glk_audio_card_rt5682_m98357a);
619 static const struct platform_device_id glk_board_ids[] = {
621 .name = "glk_rt5682_max98357a",
623 (kernel_ulong_t)&glk_audio_card_rt5682_m98357a,
628 static struct platform_driver geminilake_audio = {
629 .probe = geminilake_audio_probe,
631 .name = "glk_rt5682_max98357a",
632 .pm = &snd_soc_pm_ops,
634 .id_table = glk_board_ids,
636 module_platform_driver(geminilake_audio)
638 /* Module information */
639 MODULE_DESCRIPTION("Geminilake Audio Machine driver-RT5682 & MAX98357A in I2S mode");
640 MODULE_AUTHOR("Naveen Manohar <naveen.m@intel.com>");
641 MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>");
642 MODULE_LICENSE("GPL v2");
643 MODULE_ALIAS("platform:glk_rt5682_max98357a");