1 // SPDX-License-Identifier: GPL-2.0-only
2 // Copyright(c) 2019 Intel Corporation.
3
4 /*
5 * Intel SOF Machine driver for DA7219 + MAX98373/MAX98360A 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
platform_clock_control(struct snd_soc_dapm_widget * w,struct snd_kcontrol * k,int event)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_kcontrol_new m98360a_controls[] = {
73 SOC_DAPM_PIN_SWITCH("Headphone Jack"),
74 SOC_DAPM_PIN_SWITCH("Headset Mic"),
75 SOC_DAPM_PIN_SWITCH("Spk"),
76 };
77
78 /* For MAX98373 amp */
79 static const struct snd_soc_dapm_widget widgets[] = {
80 SND_SOC_DAPM_HP("Headphone Jack", NULL),
81 SND_SOC_DAPM_MIC("Headset Mic", NULL),
82
83 SND_SOC_DAPM_SPK("Left Spk", NULL),
84 SND_SOC_DAPM_SPK("Right Spk", NULL),
85
86 SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
87 platform_clock_control, SND_SOC_DAPM_POST_PMD |
88 SND_SOC_DAPM_PRE_PMU),
89
90 SND_SOC_DAPM_MIC("SoC DMIC", NULL),
91 };
92
93 static const struct snd_soc_dapm_route audio_map[] = {
94 { "Headphone Jack", NULL, "HPL" },
95 { "Headphone Jack", NULL, "HPR" },
96
97 { "MIC", NULL, "Headset Mic" },
98
99 { "Headphone Jack", NULL, "Platform Clock" },
100 { "Headset Mic", NULL, "Platform Clock" },
101
102 { "Left Spk", NULL, "Left BE_OUT" },
103 { "Right Spk", NULL, "Right BE_OUT" },
104
105 /* digital mics */
106 {"DMic", NULL, "SoC DMIC"},
107 };
108
109 /* For MAX98360A amp */
110 static const struct snd_soc_dapm_widget max98360a_widgets[] = {
111 SND_SOC_DAPM_HP("Headphone Jack", NULL),
112 SND_SOC_DAPM_MIC("Headset Mic", NULL),
113
114 SND_SOC_DAPM_SPK("Spk", NULL),
115
116 SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
117 platform_clock_control, SND_SOC_DAPM_POST_PMD |
118 SND_SOC_DAPM_PRE_PMU),
119
120 SND_SOC_DAPM_MIC("SoC DMIC", NULL),
121 };
122
123 static const struct snd_soc_dapm_route max98360a_map[] = {
124 { "Headphone Jack", NULL, "HPL" },
125 { "Headphone Jack", NULL, "HPR" },
126
127 { "MIC", NULL, "Headset Mic" },
128
129 { "Headphone Jack", NULL, "Platform Clock" },
130 { "Headset Mic", NULL, "Platform Clock" },
131
132 {"Spk", NULL, "Speaker"},
133
134 /* digital mics */
135 {"DMic", NULL, "SoC DMIC"},
136 };
137
138 static struct snd_soc_jack headset;
139
da7219_codec_init(struct snd_soc_pcm_runtime * rtd)140 static int da7219_codec_init(struct snd_soc_pcm_runtime *rtd)
141 {
142 struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
143 struct snd_soc_component *component = codec_dai->component;
144 struct snd_soc_jack *jack;
145 int ret;
146
147 /* Configure sysclk for codec */
148 ret = snd_soc_dai_set_sysclk(codec_dai, DA7219_CLKSRC_MCLK, 24000000,
149 SND_SOC_CLOCK_IN);
150 if (ret) {
151 dev_err(rtd->dev, "can't set codec sysclk configuration\n");
152 return ret;
153 }
154
155 /*
156 * Headset buttons map to the google Reference headset.
157 * These can be configured by userspace.
158 */
159 ret = snd_soc_card_jack_new(rtd->card, "Headset Jack",
160 SND_JACK_HEADSET | SND_JACK_BTN_0 |
161 SND_JACK_BTN_1 | SND_JACK_BTN_2 |
162 SND_JACK_BTN_3 | SND_JACK_LINEOUT,
163 &headset, NULL, 0);
164 if (ret) {
165 dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
166 return ret;
167 }
168
169 jack = &headset;
170 snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
171 snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOLUMEUP);
172 snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN);
173 snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOICECOMMAND);
174 da7219_aad_jack_det(component, jack);
175
176 return ret;
177 }
178
ssp1_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params)179 static int ssp1_hw_params(struct snd_pcm_substream *substream,
180 struct snd_pcm_hw_params *params)
181 {
182 struct snd_soc_pcm_runtime *runtime = asoc_substream_to_rtd(substream);
183 int ret, j;
184
185 for (j = 0; j < runtime->num_codecs; j++) {
186 struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(runtime, j);
187
188 if (!strcmp(codec_dai->component->name, MAXIM_DEV0_NAME)) {
189 /* vmon_slot_no = 0 imon_slot_no = 1 for TX slots */
190 ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x3, 3, 4, 16);
191 if (ret < 0) {
192 dev_err(runtime->dev, "DEV0 TDM slot err:%d\n", ret);
193 return ret;
194 }
195 }
196 if (!strcmp(codec_dai->component->name, MAXIM_DEV1_NAME)) {
197 /* vmon_slot_no = 2 imon_slot_no = 3 for TX slots */
198 ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xC, 3, 4, 16);
199 if (ret < 0) {
200 dev_err(runtime->dev, "DEV1 TDM slot err:%d\n", ret);
201 return ret;
202 }
203 }
204 }
205
206 return 0;
207 }
208
209 static struct snd_soc_ops ssp1_ops = {
210 .hw_params = ssp1_hw_params,
211 };
212
213 static struct snd_soc_codec_conf max98373_codec_conf[] = {
214 {
215 .dlc = COMP_CODEC_CONF(MAXIM_DEV0_NAME),
216 .name_prefix = "Right",
217 },
218 {
219 .dlc = COMP_CODEC_CONF(MAXIM_DEV1_NAME),
220 .name_prefix = "Left",
221 },
222 };
223
hdmi_init(struct snd_soc_pcm_runtime * rtd)224 static int hdmi_init(struct snd_soc_pcm_runtime *rtd)
225 {
226 struct card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
227 struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0);
228 struct hdmi_pcm *pcm;
229
230 pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
231 if (!pcm)
232 return -ENOMEM;
233
234 pcm->device = dai->id;
235 pcm->codec_dai = dai;
236
237 list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
238
239 return 0;
240 }
241
card_late_probe(struct snd_soc_card * card)242 static int card_late_probe(struct snd_soc_card *card)
243 {
244 struct card_private *ctx = snd_soc_card_get_drvdata(card);
245 struct snd_soc_acpi_mach *mach = (card->dev)->platform_data;
246 struct hdmi_pcm *pcm;
247
248 if (mach->mach_params.common_hdmi_codec_drv) {
249 pcm = list_first_entry(&ctx->hdmi_pcm_list, struct hdmi_pcm,
250 head);
251 return hda_dsp_hdmi_build_controls(card,
252 pcm->codec_dai->component);
253 }
254
255 return -EINVAL;
256 }
257
258 SND_SOC_DAILINK_DEF(ssp0_pin,
259 DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin")));
260 SND_SOC_DAILINK_DEF(ssp0_codec,
261 DAILINK_COMP_ARRAY(COMP_CODEC("i2c-DLGS7219:00", DIALOG_CODEC_DAI)));
262
263 SND_SOC_DAILINK_DEF(ssp1_pin,
264 DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin")));
265 SND_SOC_DAILINK_DEF(ssp1_amps,
266 DAILINK_COMP_ARRAY(
267 /* Left */ COMP_CODEC(MAXIM_DEV0_NAME, MAX98373_CODEC_DAI),
268 /* Right */ COMP_CODEC(MAXIM_DEV1_NAME, MAX98373_CODEC_DAI)));
269
270 SND_SOC_DAILINK_DEF(ssp1_m98360a,
271 DAILINK_COMP_ARRAY(COMP_CODEC("MX98360A:00", "HiFi")));
272
273 SND_SOC_DAILINK_DEF(dmic_pin,
274 DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin")));
275 SND_SOC_DAILINK_DEF(dmic_codec,
276 DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec", "dmic-hifi")));
277
278 SND_SOC_DAILINK_DEF(dmic16k_pin,
279 DAILINK_COMP_ARRAY(COMP_CPU("DMIC16k Pin")));
280
281 SND_SOC_DAILINK_DEF(idisp1_pin,
282 DAILINK_COMP_ARRAY(COMP_CPU("iDisp1 Pin")));
283 SND_SOC_DAILINK_DEF(idisp1_codec,
284 DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi1")));
285
286 SND_SOC_DAILINK_DEF(idisp2_pin,
287 DAILINK_COMP_ARRAY(COMP_CPU("iDisp2 Pin")));
288 SND_SOC_DAILINK_DEF(idisp2_codec,
289 DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi2")));
290
291 SND_SOC_DAILINK_DEF(idisp3_pin,
292 DAILINK_COMP_ARRAY(COMP_CPU("iDisp3 Pin")));
293 SND_SOC_DAILINK_DEF(idisp3_codec,
294 DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi3")));
295
296 SND_SOC_DAILINK_DEF(platform, /* subject to be overridden during probe */
297 DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:1f.3")));
298
299 static struct snd_soc_dai_link dais[] = {
300 /* Back End DAI links */
301 {
302 .name = "SSP1-Codec",
303 .id = 0,
304 .ignore_pmdown_time = 1,
305 .no_pcm = 1,
306 .dpcm_playback = 1,
307 .dpcm_capture = 1, /* IV feedback */
308 .ops = &ssp1_ops,
309 SND_SOC_DAILINK_REG(ssp1_pin, ssp1_amps, platform),
310 },
311 {
312 .name = "SSP0-Codec",
313 .id = 1,
314 .no_pcm = 1,
315 .init = da7219_codec_init,
316 .ignore_pmdown_time = 1,
317 .dpcm_playback = 1,
318 .dpcm_capture = 1,
319 SND_SOC_DAILINK_REG(ssp0_pin, ssp0_codec, platform),
320 },
321 {
322 .name = "dmic01",
323 .id = 2,
324 .ignore_suspend = 1,
325 .dpcm_capture = 1,
326 .no_pcm = 1,
327 SND_SOC_DAILINK_REG(dmic_pin, dmic_codec, platform),
328 },
329 {
330 .name = "iDisp1",
331 .id = 3,
332 .init = hdmi_init,
333 .dpcm_playback = 1,
334 .no_pcm = 1,
335 SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform),
336 },
337 {
338 .name = "iDisp2",
339 .id = 4,
340 .init = hdmi_init,
341 .dpcm_playback = 1,
342 .no_pcm = 1,
343 SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform),
344 },
345 {
346 .name = "iDisp3",
347 .id = 5,
348 .init = hdmi_init,
349 .dpcm_playback = 1,
350 .no_pcm = 1,
351 SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform),
352 },
353 {
354 .name = "dmic16k",
355 .id = 6,
356 .ignore_suspend = 1,
357 .dpcm_capture = 1,
358 .no_pcm = 1,
359 SND_SOC_DAILINK_REG(dmic16k_pin, dmic_codec, platform),
360 }
361 };
362
363 static struct snd_soc_card card_da7219_m98373 = {
364 .name = "da7219max",
365 .owner = THIS_MODULE,
366 .dai_link = dais,
367 .num_links = ARRAY_SIZE(dais),
368 .controls = controls,
369 .num_controls = ARRAY_SIZE(controls),
370 .dapm_widgets = widgets,
371 .num_dapm_widgets = ARRAY_SIZE(widgets),
372 .dapm_routes = audio_map,
373 .num_dapm_routes = ARRAY_SIZE(audio_map),
374 .codec_conf = max98373_codec_conf,
375 .num_configs = ARRAY_SIZE(max98373_codec_conf),
376 .fully_routed = true,
377 .late_probe = card_late_probe,
378 };
379
380 static struct snd_soc_card card_da7219_m98360a = {
381 .name = "da7219max98360a",
382 .owner = THIS_MODULE,
383 .dai_link = dais,
384 .num_links = ARRAY_SIZE(dais),
385 .controls = m98360a_controls,
386 .num_controls = ARRAY_SIZE(m98360a_controls),
387 .dapm_widgets = max98360a_widgets,
388 .num_dapm_widgets = ARRAY_SIZE(max98360a_widgets),
389 .dapm_routes = max98360a_map,
390 .num_dapm_routes = ARRAY_SIZE(max98360a_map),
391 .fully_routed = true,
392 .late_probe = card_late_probe,
393 };
394
audio_probe(struct platform_device * pdev)395 static int audio_probe(struct platform_device *pdev)
396 {
397 static struct snd_soc_card *card;
398 struct snd_soc_acpi_mach *mach;
399 struct card_private *ctx;
400 int ret;
401
402 ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
403 if (!ctx)
404 return -ENOMEM;
405
406 /* By default dais[0] is configured for max98373 */
407 if (!strcmp(pdev->name, "sof_da7219_mx98360a")) {
408 dais[0] = (struct snd_soc_dai_link) {
409 .name = "SSP1-Codec",
410 .id = 0,
411 .no_pcm = 1,
412 .dpcm_playback = 1,
413 .ignore_pmdown_time = 1,
414 SND_SOC_DAILINK_REG(ssp1_pin, ssp1_m98360a, platform) };
415 }
416
417 INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
418 card = (struct snd_soc_card *)pdev->id_entry->driver_data;
419 card->dev = &pdev->dev;
420
421 mach = pdev->dev.platform_data;
422 ret = snd_soc_fixup_dai_links_platform_name(card,
423 mach->mach_params.platform);
424 if (ret)
425 return ret;
426
427 snd_soc_card_set_drvdata(card, ctx);
428
429 return devm_snd_soc_register_card(&pdev->dev, card);
430 }
431
432 static const struct platform_device_id board_ids[] = {
433 {
434 .name = "sof_da7219_mx98373",
435 .driver_data = (kernel_ulong_t)&card_da7219_m98373,
436 },
437 {
438 .name = "sof_da7219_mx98360a",
439 .driver_data = (kernel_ulong_t)&card_da7219_m98360a,
440 },
441 { }
442 };
443 MODULE_DEVICE_TABLE(platform, board_ids);
444
445 static struct platform_driver audio = {
446 .probe = audio_probe,
447 .driver = {
448 .name = "sof_da7219_max98_360a_373",
449 .pm = &snd_soc_pm_ops,
450 },
451 .id_table = board_ids,
452 };
453 module_platform_driver(audio)
454
455 /* Module information */
456 MODULE_DESCRIPTION("ASoC Intel(R) SOF Machine driver");
457 MODULE_AUTHOR("Yong Zhi <yong.zhi@intel.com>");
458 MODULE_LICENSE("GPL v2");
459 MODULE_IMPORT_NS(SND_SOC_INTEL_HDA_DSP_COMMON);
460