2 * Intel Kabylake I2S Machine Driver with MAXIM98927
3 * RT5514 and RT5663 Codecs
5 * Copyright (C) 2017, Intel Corporation. All rights reserved.
8 * Intel Kabylake I2S Machine driver supporting MAXIM98927 and
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License version
13 * 2 as published by the Free Software Foundation.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
21 #include <linux/module.h>
22 #include <linux/platform_device.h>
23 #include <sound/core.h>
24 #include <sound/jack.h>
25 #include <sound/pcm.h>
26 #include <sound/pcm_params.h>
27 #include <sound/soc.h>
28 #include "../../codecs/rt5514.h"
29 #include "../../codecs/rt5663.h"
30 #include "../../codecs/hdac_hdmi.h"
31 #include "../skylake/skl.h"
33 #define KBL_REALTEK_CODEC_DAI "rt5663-aif"
34 #define KBL_REALTEK_DMIC_CODEC_DAI "rt5514-aif1"
35 #define KBL_MAXIM_CODEC_DAI "max98927-aif1"
36 #define MAXIM_DEV0_NAME "i2c-MX98927:00"
37 #define MAXIM_DEV1_NAME "i2c-MX98927:01"
38 #define RT5514_DEV_NAME "i2c-10EC5514:00"
39 #define RT5663_DEV_NAME "i2c-10EC5663:00"
40 #define RT5514_AIF1_BCLK_FREQ (48000 * 8 * 16)
41 #define RT5514_AIF1_SYSCLK_FREQ 12288000
44 #define DMIC_CH(p) p->list[p->count-1]
47 static struct snd_soc_card kabylake_audio_card;
48 static const struct snd_pcm_hw_constraint_list *dmic_constraints;
51 struct list_head head;
52 struct snd_soc_dai *codec_dai;
56 struct kbl_codec_private {
57 struct snd_soc_jack kabylake_headset;
58 struct list_head hdmi_pcm_list;
59 struct snd_soc_jack kabylake_hdmi[2];
63 KBL_DPCM_AUDIO_PB = 0,
65 KBL_DPCM_AUDIO_DMIC_CP,
66 KBL_DPCM_AUDIO_HDMI1_PB,
67 KBL_DPCM_AUDIO_HDMI2_PB,
70 static const struct snd_kcontrol_new kabylake_controls[] = {
71 SOC_DAPM_PIN_SWITCH("Headphone Jack"),
72 SOC_DAPM_PIN_SWITCH("Headset Mic"),
73 SOC_DAPM_PIN_SWITCH("Left Spk"),
74 SOC_DAPM_PIN_SWITCH("Right Spk"),
75 SOC_DAPM_PIN_SWITCH("DMIC"),
78 static const struct snd_soc_dapm_widget kabylake_widgets[] = {
79 SND_SOC_DAPM_HP("Headphone Jack", NULL),
80 SND_SOC_DAPM_MIC("Headset Mic", NULL),
81 SND_SOC_DAPM_SPK("Left Spk", NULL),
82 SND_SOC_DAPM_SPK("Right Spk", NULL),
83 SND_SOC_DAPM_MIC("DMIC", NULL),
84 SND_SOC_DAPM_SPK("DP", NULL),
85 SND_SOC_DAPM_SPK("HDMI", NULL),
89 static const struct snd_soc_dapm_route kabylake_map[] = {
91 { "Headphone Jack", NULL, "HPOL" },
92 { "Headphone Jack", NULL, "HPOR" },
95 { "Left Spk", NULL, "Left BE_OUT" },
96 { "Right Spk", NULL, "Right BE_OUT" },
99 { "IN1P", NULL, "Headset Mic" },
100 { "IN1N", NULL, "Headset Mic" },
102 { "HDMI", NULL, "hif5 Output" },
103 { "DP", NULL, "hif6 Output" },
105 /* CODEC BE connections */
106 { "Left HiFi Playback", NULL, "ssp0 Tx" },
107 { "Right HiFi Playback", NULL, "ssp0 Tx" },
108 { "ssp0 Tx", NULL, "codec0_out" },
110 { "AIF Playback", NULL, "ssp1 Tx" },
111 { "ssp1 Tx", NULL, "codec1_out" },
113 { "codec0_in", NULL, "ssp1 Rx" },
114 { "ssp1 Rx", NULL, "AIF Capture" },
116 { "codec1_in", NULL, "ssp0 Rx" },
117 { "ssp0 Rx", NULL, "AIF1 Capture" },
120 { "DMIC1L", NULL, "DMIC" },
121 { "DMIC1R", NULL, "DMIC" },
122 { "DMIC2L", NULL, "DMIC" },
123 { "DMIC2R", NULL, "DMIC" },
125 { "hifi2", NULL, "iDisp2 Tx" },
126 { "iDisp2 Tx", NULL, "iDisp2_out" },
127 { "hifi1", NULL, "iDisp1 Tx" },
128 { "iDisp1 Tx", NULL, "iDisp1_out" },
131 static struct snd_soc_codec_conf max98927_codec_conf[] = {
133 .dev_name = MAXIM_DEV0_NAME,
134 .name_prefix = "Right",
137 .dev_name = MAXIM_DEV1_NAME,
138 .name_prefix = "Left",
142 static struct snd_soc_dai_link_component ssp0_codec_components[] = {
144 .name = MAXIM_DEV0_NAME,
145 .dai_name = KBL_MAXIM_CODEC_DAI,
148 .name = MAXIM_DEV1_NAME,
149 .dai_name = KBL_MAXIM_CODEC_DAI,
152 .name = RT5514_DEV_NAME,
153 .dai_name = KBL_REALTEK_DMIC_CODEC_DAI,
157 static int kabylake_rt5663_fe_init(struct snd_soc_pcm_runtime *rtd)
159 struct snd_soc_dapm_context *dapm;
160 struct snd_soc_component *component = rtd->cpu_dai->component;
163 dapm = snd_soc_component_get_dapm(component);
164 ret = snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
166 dev_err(rtd->dev, "Ref Cap -Ignore suspend failed = %d\n", ret);
171 static int kabylake_rt5663_codec_init(struct snd_soc_pcm_runtime *rtd)
174 struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(rtd->card);
175 struct snd_soc_codec *codec = rtd->codec;
178 * Headset buttons map to the google Reference headset.
179 * These can be configured by userspace.
181 ret = snd_soc_card_jack_new(&kabylake_audio_card, "Headset Jack",
182 SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 |
183 SND_JACK_BTN_2 | SND_JACK_BTN_3, &ctx->kabylake_headset,
186 dev_err(rtd->dev, "Headset Jack creation failed %d\n", ret);
190 rt5663_set_jack_detect(codec, &ctx->kabylake_headset);
192 ret = snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "DMIC");
194 dev_err(rtd->dev, "DMIC - Ignore suspend failed = %d\n", ret);
199 static int kabylake_hdmi_init(struct snd_soc_pcm_runtime *rtd, int device)
201 struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(rtd->card);
202 struct snd_soc_dai *dai = rtd->codec_dai;
203 struct kbl_hdmi_pcm *pcm;
205 pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
209 pcm->device = device;
210 pcm->codec_dai = dai;
212 list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
217 static int kabylake_hdmi1_init(struct snd_soc_pcm_runtime *rtd)
219 return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI1_PB);
222 static int kabylake_hdmi2_init(struct snd_soc_pcm_runtime *rtd)
224 return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI2_PB);
227 static const unsigned int rates[] = {
231 static const struct snd_pcm_hw_constraint_list constraints_rates = {
232 .count = ARRAY_SIZE(rates),
237 static const unsigned int channels[] = {
241 static const struct snd_pcm_hw_constraint_list constraints_channels = {
242 .count = ARRAY_SIZE(channels),
247 static int kbl_fe_startup(struct snd_pcm_substream *substream)
249 struct snd_pcm_runtime *runtime = substream->runtime;
252 * On this platform for PCM device we support,
258 runtime->hw.channels_max = 2;
259 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
260 &constraints_channels);
262 runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
263 snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
265 snd_pcm_hw_constraint_list(runtime, 0,
266 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
271 static const struct snd_soc_ops kabylake_rt5663_fe_ops = {
272 .startup = kbl_fe_startup,
275 static int kabylake_ssp_fixup(struct snd_soc_pcm_runtime *rtd,
276 struct snd_pcm_hw_params *params)
278 struct snd_interval *rate = hw_param_interval(params,
279 SNDRV_PCM_HW_PARAM_RATE);
280 struct snd_interval *channels = hw_param_interval(params,
281 SNDRV_PCM_HW_PARAM_CHANNELS);
282 struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
283 struct snd_soc_dpcm *dpcm = container_of(
284 params, struct snd_soc_dpcm, hw_params);
285 struct snd_soc_dai_link *fe_dai_link = dpcm->fe->dai_link;
286 struct snd_soc_dai_link *be_dai_link = dpcm->be->dai_link;
289 * The ADSP will convert the FE rate to 48k, stereo, 24 bit
291 if (!strcmp(fe_dai_link->name, "Kbl Audio Port") ||
292 !strcmp(fe_dai_link->name, "Kbl Audio Capture Port")) {
293 rate->min = rate->max = 48000;
294 channels->min = channels->max = 2;
296 snd_mask_set(fmt, SNDRV_PCM_FORMAT_S24_LE);
297 } else if (!strcmp(fe_dai_link->name, "Kbl Audio DMIC cap")) {
298 if (params_channels(params) == 2 ||
299 DMIC_CH(dmic_constraints) == 2)
300 channels->min = channels->max = 2;
302 channels->min = channels->max = 4;
305 * The speaker on the SSP0 supports S16_LE and not S24_LE.
306 * thus changing the mask here
308 if (!strcmp(be_dai_link->name, "SSP0-Codec"))
309 snd_mask_set(fmt, SNDRV_PCM_FORMAT_S16_LE);
314 static int kabylake_rt5663_hw_params(struct snd_pcm_substream *substream,
315 struct snd_pcm_hw_params *params)
317 struct snd_soc_pcm_runtime *rtd = substream->private_data;
318 struct snd_soc_dai *codec_dai = rtd->codec_dai;
321 /* use ASRC for internal clocks, as PLL rate isn't multiple of BCLK */
322 rt5663_sel_asrc_clk_src(codec_dai->codec,
323 RT5663_DA_STEREO_FILTER | RT5663_AD_STEREO_FILTER,
324 RT5663_CLK_SEL_I2S1_ASRC);
326 ret = snd_soc_dai_set_sysclk(codec_dai,
327 RT5663_SCLK_S_MCLK, 24576000, SND_SOC_CLOCK_IN);
329 dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);
334 static struct snd_soc_ops kabylake_rt5663_ops = {
335 .hw_params = kabylake_rt5663_hw_params,
338 static int kabylake_ssp0_hw_params(struct snd_pcm_substream *substream,
339 struct snd_pcm_hw_params *params)
341 struct snd_soc_pcm_runtime *rtd = substream->private_data;
344 for (j = 0; j < rtd->num_codecs; j++) {
345 struct snd_soc_dai *codec_dai = rtd->codec_dais[j];
347 if (!strcmp(codec_dai->component->name, RT5514_DEV_NAME)) {
348 ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xF, 0, 8, 16);
350 dev_err(rtd->dev, "set TDM slot err:%d\n", ret);
354 ret = snd_soc_dai_set_sysclk(codec_dai,
355 RT5514_SCLK_S_MCLK, 24576000, SND_SOC_CLOCK_IN);
357 dev_err(rtd->dev, "set sysclk err: %d\n", ret);
361 if (!strcmp(codec_dai->component->name, MAXIM_DEV0_NAME) ||
362 !strcmp(codec_dai->component->name, MAXIM_DEV1_NAME)) {
363 ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xF0, 3, 8, 16);
365 dev_err(rtd->dev, "set TDM slot err:%d\n", ret);
373 static struct snd_soc_ops kabylake_ssp0_ops = {
374 .hw_params = kabylake_ssp0_hw_params,
377 static const unsigned int channels_dmic[] = {
381 static const struct snd_pcm_hw_constraint_list constraints_dmic_channels = {
382 .count = ARRAY_SIZE(channels_dmic),
383 .list = channels_dmic,
387 static const unsigned int dmic_2ch[] = {
391 static const struct snd_pcm_hw_constraint_list constraints_dmic_2ch = {
392 .count = ARRAY_SIZE(dmic_2ch),
397 static int kabylake_dmic_startup(struct snd_pcm_substream *substream)
399 struct snd_pcm_runtime *runtime = substream->runtime;
401 runtime->hw.channels_max = DMIC_CH(dmic_constraints);
402 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
405 return snd_pcm_hw_constraint_list(substream->runtime, 0,
406 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
409 static struct snd_soc_ops kabylake_dmic_ops = {
410 .startup = kabylake_dmic_startup,
413 /* kabylake digital audio interface glue - connects codec <--> CPU */
414 static struct snd_soc_dai_link kabylake_dais[] = {
415 /* Front End DAI links */
416 [KBL_DPCM_AUDIO_PB] = {
417 .name = "Kbl Audio Port",
418 .stream_name = "Audio",
419 .cpu_dai_name = "System Pin",
420 .platform_name = "0000:00:1f.3",
422 .codec_name = "snd-soc-dummy",
423 .codec_dai_name = "snd-soc-dummy-dai",
425 .init = kabylake_rt5663_fe_init,
427 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
429 .ops = &kabylake_rt5663_fe_ops,
431 [KBL_DPCM_AUDIO_CP] = {
432 .name = "Kbl Audio Capture Port",
433 .stream_name = "Audio Record",
434 .cpu_dai_name = "System Pin",
435 .platform_name = "0000:00:1f.3",
437 .codec_name = "snd-soc-dummy",
438 .codec_dai_name = "snd-soc-dummy-dai",
441 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
443 .ops = &kabylake_rt5663_fe_ops,
445 [KBL_DPCM_AUDIO_DMIC_CP] = {
446 .name = "Kbl Audio DMIC cap",
447 .stream_name = "dmiccap",
448 .cpu_dai_name = "DMIC Pin",
449 .codec_name = "snd-soc-dummy",
450 .codec_dai_name = "snd-soc-dummy-dai",
451 .platform_name = "0000:00:1f.3",
456 .ops = &kabylake_dmic_ops,
458 [KBL_DPCM_AUDIO_HDMI1_PB] = {
459 .name = "Kbl HDMI Port1",
460 .stream_name = "Hdmi1",
461 .cpu_dai_name = "HDMI1 Pin",
462 .codec_name = "snd-soc-dummy",
463 .codec_dai_name = "snd-soc-dummy-dai",
464 .platform_name = "0000:00:1f.3",
468 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
472 [KBL_DPCM_AUDIO_HDMI2_PB] = {
473 .name = "Kbl HDMI Port2",
474 .stream_name = "Hdmi2",
475 .cpu_dai_name = "HDMI2 Pin",
476 .codec_name = "snd-soc-dummy",
477 .codec_dai_name = "snd-soc-dummy-dai",
478 .platform_name = "0000:00:1f.3",
482 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
486 /* Back End DAI links */
487 /* single Back end dai for both max speakers and dmic */
490 .name = "SSP0-Codec",
492 .cpu_dai_name = "SSP0 Pin",
493 .platform_name = "0000:00:1f.3",
495 .codecs = ssp0_codec_components,
496 .num_codecs = ARRAY_SIZE(ssp0_codec_components),
497 .dai_fmt = SND_SOC_DAIFMT_DSP_B |
498 SND_SOC_DAIFMT_NB_NF |
499 SND_SOC_DAIFMT_CBS_CFS,
500 .ignore_pmdown_time = 1,
501 .be_hw_params_fixup = kabylake_ssp_fixup,
504 .ops = &kabylake_ssp0_ops,
507 .name = "SSP1-Codec",
509 .cpu_dai_name = "SSP1 Pin",
510 .platform_name = "0000:00:1f.3",
512 .codec_name = RT5663_DEV_NAME,
513 .codec_dai_name = KBL_REALTEK_CODEC_DAI,
514 .init = kabylake_rt5663_codec_init,
515 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
516 SND_SOC_DAIFMT_CBS_CFS,
517 .ignore_pmdown_time = 1,
518 .be_hw_params_fixup = kabylake_ssp_fixup,
519 .ops = &kabylake_rt5663_ops,
526 .cpu_dai_name = "iDisp1 Pin",
527 .codec_name = "ehdaudio0D2",
528 .codec_dai_name = "intel-hdmi-hifi1",
529 .platform_name = "0000:00:1f.3",
531 .init = kabylake_hdmi1_init,
537 .cpu_dai_name = "iDisp2 Pin",
538 .codec_name = "ehdaudio0D2",
539 .codec_dai_name = "intel-hdmi-hifi2",
540 .platform_name = "0000:00:1f.3",
541 .init = kabylake_hdmi2_init,
547 static int kabylake_card_late_probe(struct snd_soc_card *card)
549 struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(card);
550 struct kbl_hdmi_pcm *pcm;
552 char jack_name[NAME_SIZE];
554 list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
555 err = snd_soc_card_jack_new(card, jack_name,
556 SND_JACK_AVOUT, &ctx->kabylake_hdmi[i],
561 err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
562 &ctx->kabylake_hdmi[i]);
572 * kabylake audio machine driver for MAX98927 + RT5514 + RT5663
574 static struct snd_soc_card kabylake_audio_card = {
575 .name = "kbl_r5514_5663_max",
576 .owner = THIS_MODULE,
577 .dai_link = kabylake_dais,
578 .num_links = ARRAY_SIZE(kabylake_dais),
579 .controls = kabylake_controls,
580 .num_controls = ARRAY_SIZE(kabylake_controls),
581 .dapm_widgets = kabylake_widgets,
582 .num_dapm_widgets = ARRAY_SIZE(kabylake_widgets),
583 .dapm_routes = kabylake_map,
584 .num_dapm_routes = ARRAY_SIZE(kabylake_map),
585 .codec_conf = max98927_codec_conf,
586 .num_configs = ARRAY_SIZE(max98927_codec_conf),
587 .fully_routed = true,
588 .late_probe = kabylake_card_late_probe,
591 static int kabylake_audio_probe(struct platform_device *pdev)
593 struct kbl_codec_private *ctx;
594 struct skl_machine_pdata *pdata;
596 ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC);
600 INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
602 kabylake_audio_card.dev = &pdev->dev;
603 snd_soc_card_set_drvdata(&kabylake_audio_card, ctx);
605 pdata = dev_get_drvdata(&pdev->dev);
607 dmic_constraints = pdata->dmic_num == 2 ?
608 &constraints_dmic_2ch : &constraints_dmic_channels;
610 return devm_snd_soc_register_card(&pdev->dev, &kabylake_audio_card);
613 static const struct platform_device_id kbl_board_ids[] = {
614 { .name = "kbl_r5514_5663_max" },
618 static struct platform_driver kabylake_audio = {
619 .probe = kabylake_audio_probe,
621 .name = "kbl_r5514_5663_max",
622 .pm = &snd_soc_pm_ops,
624 .id_table = kbl_board_ids,
627 module_platform_driver(kabylake_audio)
629 /* Module information */
630 MODULE_DESCRIPTION("Audio Machine driver-RT5663 RT5514 & MAX98927");
631 MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>");
632 MODULE_LICENSE("GPL v2");
633 MODULE_ALIAS("platform:kbl_r5514_5663_max");