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GitHub Repository: torvalds/linux
Path: blob/master/sound/soc/intel/boards/bytcht_es8316.c
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1
// SPDX-License-Identifier: GPL-2.0-only
2
/*
3
* bytcht_es8316.c - ASoc Machine driver for Intel Baytrail/Cherrytrail
4
* platforms with Everest ES8316 SoC
5
*
6
* Copyright (C) 2017 Endless Mobile, Inc.
7
* Authors: David Yang <[email protected]>,
8
* Daniel Drake <[email protected]>
9
*
10
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
11
*
12
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
13
*/
14
#include <linux/acpi.h>
15
#include <linux/clk.h>
16
#include <linux/device.h>
17
#include <linux/dmi.h>
18
#include <linux/gpio/consumer.h>
19
#include <linux/i2c.h>
20
#include <linux/init.h>
21
#include <linux/input.h>
22
#include <linux/module.h>
23
#include <linux/platform_device.h>
24
#include <linux/slab.h>
25
#include <sound/jack.h>
26
#include <sound/pcm.h>
27
#include <sound/pcm_params.h>
28
#include <sound/soc.h>
29
#include <sound/soc-acpi.h>
30
#include "../../codecs/es83xx-dsm-common.h"
31
#include "../atom/sst-atom-controls.h"
32
#include "../common/soc-intel-quirks.h"
33
34
/* jd-inv + terminating entry */
35
#define MAX_NO_PROPS 2
36
37
struct byt_cht_es8316_private {
38
struct clk *mclk;
39
struct snd_soc_jack jack;
40
struct gpio_desc *speaker_en_gpio;
41
struct device *codec_dev;
42
bool speaker_en;
43
};
44
45
enum {
46
BYT_CHT_ES8316_INTMIC_IN1_MAP,
47
BYT_CHT_ES8316_INTMIC_IN2_MAP,
48
};
49
50
#define BYT_CHT_ES8316_MAP_MASK GENMASK(3, 0)
51
#define BYT_CHT_ES8316_MAP(quirk) ((quirk) & BYT_CHT_ES8316_MAP_MASK)
52
#define BYT_CHT_ES8316_SSP0 BIT(16)
53
#define BYT_CHT_ES8316_MONO_SPEAKER BIT(17)
54
#define BYT_CHT_ES8316_JD_INVERTED BIT(18)
55
56
static unsigned long quirk;
57
58
static int quirk_override = -1;
59
module_param_named(quirk, quirk_override, int, 0444);
60
MODULE_PARM_DESC(quirk, "Board-specific quirk override");
61
62
static void log_quirks(struct device *dev)
63
{
64
int map;
65
66
map = BYT_CHT_ES8316_MAP(quirk);
67
switch (map) {
68
case BYT_CHT_ES8316_INTMIC_IN1_MAP:
69
dev_info(dev, "quirk IN1_MAP enabled");
70
break;
71
case BYT_CHT_ES8316_INTMIC_IN2_MAP:
72
dev_info(dev, "quirk IN2_MAP enabled");
73
break;
74
default:
75
dev_warn_once(dev, "quirk sets invalid input map: 0x%x, default to INTMIC_IN1_MAP\n", map);
76
quirk &= ~BYT_CHT_ES8316_MAP_MASK;
77
quirk |= BYT_CHT_ES8316_INTMIC_IN1_MAP;
78
break;
79
}
80
81
if (quirk & BYT_CHT_ES8316_SSP0)
82
dev_info(dev, "quirk SSP0 enabled");
83
if (quirk & BYT_CHT_ES8316_MONO_SPEAKER)
84
dev_info(dev, "quirk MONO_SPEAKER enabled\n");
85
if (quirk & BYT_CHT_ES8316_JD_INVERTED)
86
dev_info(dev, "quirk JD_INVERTED enabled\n");
87
}
88
89
static int byt_cht_es8316_speaker_power_event(struct snd_soc_dapm_widget *w,
90
struct snd_kcontrol *kcontrol, int event)
91
{
92
struct snd_soc_card *card = w->dapm->card;
93
struct byt_cht_es8316_private *priv = snd_soc_card_get_drvdata(card);
94
95
if (SND_SOC_DAPM_EVENT_ON(event))
96
priv->speaker_en = true;
97
else
98
priv->speaker_en = false;
99
100
gpiod_set_value_cansleep(priv->speaker_en_gpio, priv->speaker_en);
101
102
return 0;
103
}
104
105
static const struct snd_soc_dapm_widget byt_cht_es8316_widgets[] = {
106
SND_SOC_DAPM_SPK("Speaker", NULL),
107
SND_SOC_DAPM_HP("Headphone", NULL),
108
SND_SOC_DAPM_MIC("Headset Mic", NULL),
109
SND_SOC_DAPM_MIC("Internal Mic", NULL),
110
111
SND_SOC_DAPM_SUPPLY("Speaker Power", SND_SOC_NOPM, 0, 0,
112
byt_cht_es8316_speaker_power_event,
113
SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
114
};
115
116
static const struct snd_soc_dapm_route byt_cht_es8316_audio_map[] = {
117
{"Headphone", NULL, "HPOL"},
118
{"Headphone", NULL, "HPOR"},
119
120
/*
121
* There is no separate speaker output instead the speakers are muxed to
122
* the HP outputs. The mux is controlled by the "Speaker Power" supply.
123
*/
124
{"Speaker", NULL, "HPOL"},
125
{"Speaker", NULL, "HPOR"},
126
{"Speaker", NULL, "Speaker Power"},
127
};
128
129
static const struct snd_soc_dapm_route byt_cht_es8316_intmic_in1_map[] = {
130
{"MIC1", NULL, "Internal Mic"},
131
{"MIC2", NULL, "Headset Mic"},
132
};
133
134
static const struct snd_soc_dapm_route byt_cht_es8316_intmic_in2_map[] = {
135
{"MIC2", NULL, "Internal Mic"},
136
{"MIC1", NULL, "Headset Mic"},
137
};
138
139
static const struct snd_soc_dapm_route byt_cht_es8316_ssp0_map[] = {
140
{"Playback", NULL, "ssp0 Tx"},
141
{"ssp0 Tx", NULL, "modem_out"},
142
{"modem_in", NULL, "ssp0 Rx"},
143
{"ssp0 Rx", NULL, "Capture"},
144
};
145
146
static const struct snd_soc_dapm_route byt_cht_es8316_ssp2_map[] = {
147
{"Playback", NULL, "ssp2 Tx"},
148
{"ssp2 Tx", NULL, "codec_out0"},
149
{"ssp2 Tx", NULL, "codec_out1"},
150
{"codec_in0", NULL, "ssp2 Rx" },
151
{"codec_in1", NULL, "ssp2 Rx" },
152
{"ssp2 Rx", NULL, "Capture"},
153
};
154
155
static const struct snd_kcontrol_new byt_cht_es8316_controls[] = {
156
SOC_DAPM_PIN_SWITCH("Speaker"),
157
SOC_DAPM_PIN_SWITCH("Headphone"),
158
SOC_DAPM_PIN_SWITCH("Headset Mic"),
159
SOC_DAPM_PIN_SWITCH("Internal Mic"),
160
};
161
162
static struct snd_soc_jack_pin byt_cht_es8316_jack_pins[] = {
163
{
164
.pin = "Headphone",
165
.mask = SND_JACK_HEADPHONE,
166
},
167
{
168
.pin = "Headset Mic",
169
.mask = SND_JACK_MICROPHONE,
170
},
171
};
172
173
static int byt_cht_es8316_init(struct snd_soc_pcm_runtime *runtime)
174
{
175
struct snd_soc_component *codec = snd_soc_rtd_to_codec(runtime, 0)->component;
176
struct snd_soc_card *card = runtime->card;
177
struct byt_cht_es8316_private *priv = snd_soc_card_get_drvdata(card);
178
const struct snd_soc_dapm_route *custom_map;
179
int num_routes;
180
int ret;
181
182
card->dapm.idle_bias = false;
183
184
switch (BYT_CHT_ES8316_MAP(quirk)) {
185
case BYT_CHT_ES8316_INTMIC_IN1_MAP:
186
default:
187
custom_map = byt_cht_es8316_intmic_in1_map;
188
num_routes = ARRAY_SIZE(byt_cht_es8316_intmic_in1_map);
189
break;
190
case BYT_CHT_ES8316_INTMIC_IN2_MAP:
191
custom_map = byt_cht_es8316_intmic_in2_map;
192
num_routes = ARRAY_SIZE(byt_cht_es8316_intmic_in2_map);
193
break;
194
}
195
ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes);
196
if (ret)
197
return ret;
198
199
if (quirk & BYT_CHT_ES8316_SSP0) {
200
custom_map = byt_cht_es8316_ssp0_map;
201
num_routes = ARRAY_SIZE(byt_cht_es8316_ssp0_map);
202
} else {
203
custom_map = byt_cht_es8316_ssp2_map;
204
num_routes = ARRAY_SIZE(byt_cht_es8316_ssp2_map);
205
}
206
ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes);
207
if (ret)
208
return ret;
209
210
/*
211
* The firmware might enable the clock at boot (this information
212
* may or may not be reflected in the enable clock register).
213
* To change the rate we must disable the clock first to cover these
214
* cases. Due to common clock framework restrictions that do not allow
215
* to disable a clock that has not been enabled, we need to enable
216
* the clock first.
217
*/
218
ret = clk_prepare_enable(priv->mclk);
219
if (!ret)
220
clk_disable_unprepare(priv->mclk);
221
222
ret = clk_set_rate(priv->mclk, 19200000);
223
if (ret)
224
dev_err(card->dev, "unable to set MCLK rate\n");
225
226
ret = clk_prepare_enable(priv->mclk);
227
if (ret)
228
dev_err(card->dev, "unable to enable MCLK\n");
229
230
ret = snd_soc_dai_set_sysclk(snd_soc_rtd_to_codec(runtime, 0), 0, 19200000,
231
SND_SOC_CLOCK_IN);
232
if (ret < 0) {
233
dev_err(card->dev, "can't set codec clock %d\n", ret);
234
return ret;
235
}
236
237
ret = snd_soc_card_jack_new_pins(card, "Headset",
238
SND_JACK_HEADSET | SND_JACK_BTN_0,
239
&priv->jack, byt_cht_es8316_jack_pins,
240
ARRAY_SIZE(byt_cht_es8316_jack_pins));
241
if (ret) {
242
dev_err(card->dev, "jack creation failed %d\n", ret);
243
return ret;
244
}
245
246
snd_jack_set_key(priv->jack.jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
247
snd_soc_component_set_jack(codec, &priv->jack, NULL);
248
249
return 0;
250
}
251
252
static int byt_cht_es8316_codec_fixup(struct snd_soc_pcm_runtime *rtd,
253
struct snd_pcm_hw_params *params)
254
{
255
struct snd_interval *rate = hw_param_interval(params,
256
SNDRV_PCM_HW_PARAM_RATE);
257
struct snd_interval *channels = hw_param_interval(params,
258
SNDRV_PCM_HW_PARAM_CHANNELS);
259
int ret, bits;
260
261
/* The DSP will convert the FE rate to 48k, stereo */
262
rate->min = rate->max = 48000;
263
channels->min = channels->max = 2;
264
265
if (quirk & BYT_CHT_ES8316_SSP0) {
266
/* set SSP0 to 16-bit */
267
params_set_format(params, SNDRV_PCM_FORMAT_S16_LE);
268
bits = 16;
269
} else {
270
/* set SSP2 to 24-bit */
271
params_set_format(params, SNDRV_PCM_FORMAT_S24_LE);
272
bits = 24;
273
}
274
275
/*
276
* Default mode for SSP configuration is TDM 4 slot, override config
277
* with explicit setting to I2S 2ch 24-bit. The word length is set with
278
* dai_set_tdm_slot() since there is no other API exposed
279
*/
280
ret = snd_soc_dai_set_fmt(snd_soc_rtd_to_cpu(rtd, 0),
281
SND_SOC_DAIFMT_I2S |
282
SND_SOC_DAIFMT_NB_NF |
283
SND_SOC_DAIFMT_BP_FP
284
);
285
if (ret < 0) {
286
dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);
287
return ret;
288
}
289
290
ret = snd_soc_dai_set_tdm_slot(snd_soc_rtd_to_cpu(rtd, 0), 0x3, 0x3, 2, bits);
291
if (ret < 0) {
292
dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
293
return ret;
294
}
295
296
return 0;
297
}
298
299
static int byt_cht_es8316_aif1_startup(struct snd_pcm_substream *substream)
300
{
301
return snd_pcm_hw_constraint_single(substream->runtime,
302
SNDRV_PCM_HW_PARAM_RATE, 48000);
303
}
304
305
static const struct snd_soc_ops byt_cht_es8316_aif1_ops = {
306
.startup = byt_cht_es8316_aif1_startup,
307
};
308
309
SND_SOC_DAILINK_DEF(dummy,
310
DAILINK_COMP_ARRAY(COMP_DUMMY()));
311
312
SND_SOC_DAILINK_DEF(media,
313
DAILINK_COMP_ARRAY(COMP_CPU("media-cpu-dai")));
314
315
SND_SOC_DAILINK_DEF(deepbuffer,
316
DAILINK_COMP_ARRAY(COMP_CPU("deepbuffer-cpu-dai")));
317
318
SND_SOC_DAILINK_DEF(ssp2_port,
319
DAILINK_COMP_ARRAY(COMP_CPU("ssp2-port")));
320
SND_SOC_DAILINK_DEF(ssp2_codec,
321
DAILINK_COMP_ARRAY(COMP_CODEC("i2c-ESSX8316:00", "ES8316 HiFi")));
322
323
SND_SOC_DAILINK_DEF(platform,
324
DAILINK_COMP_ARRAY(COMP_PLATFORM("sst-mfld-platform")));
325
326
static struct snd_soc_dai_link byt_cht_es8316_dais[] = {
327
[MERR_DPCM_AUDIO] = {
328
.name = "Audio Port",
329
.stream_name = "Audio",
330
.nonatomic = true,
331
.dynamic = 1,
332
.ops = &byt_cht_es8316_aif1_ops,
333
SND_SOC_DAILINK_REG(media, dummy, platform),
334
},
335
336
[MERR_DPCM_DEEP_BUFFER] = {
337
.name = "Deep-Buffer Audio Port",
338
.stream_name = "Deep-Buffer Audio",
339
.nonatomic = true,
340
.dynamic = 1,
341
.playback_only = 1,
342
.ops = &byt_cht_es8316_aif1_ops,
343
SND_SOC_DAILINK_REG(deepbuffer, dummy, platform),
344
},
345
346
/* back ends */
347
{
348
.name = "SSP2-Codec",
349
.id = 0,
350
.no_pcm = 1,
351
.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
352
| SND_SOC_DAIFMT_CBC_CFC,
353
.be_hw_params_fixup = byt_cht_es8316_codec_fixup,
354
.init = byt_cht_es8316_init,
355
SND_SOC_DAILINK_REG(ssp2_port, ssp2_codec, platform),
356
},
357
};
358
359
360
/* SoC card */
361
static char codec_name[SND_ACPI_I2C_ID_LEN];
362
#if !IS_ENABLED(CONFIG_SND_SOC_INTEL_USER_FRIENDLY_LONG_NAMES)
363
static char long_name[50]; /* = "bytcht-es8316-*-spk-*-mic" */
364
#endif
365
static char components_string[32]; /* = "cfg-spk:* cfg-mic:* */
366
367
static int byt_cht_es8316_suspend(struct snd_soc_card *card)
368
{
369
struct snd_soc_component *component;
370
371
for_each_card_components(card, component) {
372
if (!strcmp(component->name, codec_name)) {
373
dev_dbg(component->dev, "disabling jack detect before suspend\n");
374
snd_soc_component_set_jack(component, NULL, NULL);
375
break;
376
}
377
}
378
379
return 0;
380
}
381
382
static int byt_cht_es8316_resume(struct snd_soc_card *card)
383
{
384
struct byt_cht_es8316_private *priv = snd_soc_card_get_drvdata(card);
385
struct snd_soc_component *component;
386
387
for_each_card_components(card, component) {
388
if (!strcmp(component->name, codec_name)) {
389
dev_dbg(component->dev, "re-enabling jack detect after resume\n");
390
snd_soc_component_set_jack(component, &priv->jack, NULL);
391
break;
392
}
393
}
394
395
/*
396
* Some Cherry Trail boards with an ES8316 codec have a bug in their
397
* ACPI tables where the MSSL1680 touchscreen's _PS0 and _PS3 methods
398
* wrongly also set the speaker-enable GPIO to 1/0. Testing has shown
399
* that this really is a bug and the GPIO has no influence on the
400
* touchscreen at all.
401
*
402
* The silead.c touchscreen driver does not support runtime suspend, so
403
* the GPIO can only be changed underneath us during a system suspend.
404
* This resume() function runs from a pm complete() callback, and thus
405
* is guaranteed to run after the touchscreen driver/ACPI-subsys has
406
* brought the touchscreen back up again (and thus changed the GPIO).
407
*
408
* So to work around this we pass GPIOD_FLAGS_BIT_NONEXCLUSIVE when
409
* requesting the GPIO and we set its value here to undo any changes
410
* done by the touchscreen's broken _PS0 ACPI method.
411
*/
412
gpiod_set_value_cansleep(priv->speaker_en_gpio, priv->speaker_en);
413
414
return 0;
415
}
416
417
/* use space before codec name to simplify card ID, and simplify driver name */
418
#define SOF_CARD_NAME "bytcht es8316" /* card name will be 'sof-bytcht es8316' */
419
#define SOF_DRIVER_NAME "SOF"
420
421
#define CARD_NAME "bytcht-es8316"
422
#define DRIVER_NAME NULL /* card name will be used for driver name */
423
424
static struct snd_soc_card byt_cht_es8316_card = {
425
.owner = THIS_MODULE,
426
.dai_link = byt_cht_es8316_dais,
427
.num_links = ARRAY_SIZE(byt_cht_es8316_dais),
428
.dapm_widgets = byt_cht_es8316_widgets,
429
.num_dapm_widgets = ARRAY_SIZE(byt_cht_es8316_widgets),
430
.dapm_routes = byt_cht_es8316_audio_map,
431
.num_dapm_routes = ARRAY_SIZE(byt_cht_es8316_audio_map),
432
.controls = byt_cht_es8316_controls,
433
.num_controls = ARRAY_SIZE(byt_cht_es8316_controls),
434
.fully_routed = true,
435
.suspend_pre = byt_cht_es8316_suspend,
436
.resume_post = byt_cht_es8316_resume,
437
};
438
439
static const struct acpi_gpio_params first_gpio = { 0, 0, false };
440
441
static const struct acpi_gpio_mapping byt_cht_es8316_gpios[] = {
442
{ "speaker-enable-gpios", &first_gpio, 1 },
443
{ },
444
};
445
446
/* Please keep this list alphabetically sorted */
447
static const struct dmi_system_id byt_cht_es8316_quirk_table[] = {
448
{ /* Irbis NB41 */
449
.matches = {
450
DMI_MATCH(DMI_SYS_VENDOR, "IRBIS"),
451
DMI_MATCH(DMI_PRODUCT_NAME, "NB41"),
452
},
453
.driver_data = (void *)(BYT_CHT_ES8316_SSP0
454
| BYT_CHT_ES8316_INTMIC_IN2_MAP
455
| BYT_CHT_ES8316_JD_INVERTED),
456
},
457
{ /* Nanote UMPC-01 */
458
.matches = {
459
DMI_MATCH(DMI_SYS_VENDOR, "RWC CO.,LTD"),
460
DMI_MATCH(DMI_PRODUCT_NAME, "UMPC-01"),
461
},
462
.driver_data = (void *)BYT_CHT_ES8316_INTMIC_IN1_MAP,
463
},
464
{ /* Teclast X98 Plus II */
465
.matches = {
466
DMI_MATCH(DMI_SYS_VENDOR, "TECLAST"),
467
DMI_MATCH(DMI_PRODUCT_NAME, "X98 Plus II"),
468
},
469
.driver_data = (void *)(BYT_CHT_ES8316_INTMIC_IN1_MAP
470
| BYT_CHT_ES8316_JD_INVERTED),
471
},
472
{}
473
};
474
475
static int byt_cht_es8316_get_quirks_from_dsm(struct byt_cht_es8316_private *priv,
476
bool is_bytcr)
477
{
478
int ret, val1, val2, dsm_quirk = 0;
479
480
if (is_bytcr)
481
dsm_quirk |= BYT_CHT_ES8316_SSP0;
482
483
ret = es83xx_dsm(priv->codec_dev, PLATFORM_MAINMIC_TYPE_ARG, &val1);
484
if (ret < 0)
485
return ret;
486
487
ret = es83xx_dsm(priv->codec_dev, PLATFORM_HPMIC_TYPE_ARG, &val2);
488
if (ret < 0)
489
return ret;
490
491
if (val1 == PLATFORM_MIC_AMIC_LIN1RIN1 && val2 == PLATFORM_MIC_AMIC_LIN2RIN2) {
492
dsm_quirk |= BYT_CHT_ES8316_INTMIC_IN1_MAP;
493
} else if (val1 == PLATFORM_MIC_AMIC_LIN2RIN2 && val2 == PLATFORM_MIC_AMIC_LIN1RIN1) {
494
dsm_quirk |= BYT_CHT_ES8316_INTMIC_IN2_MAP;
495
} else {
496
dev_warn(priv->codec_dev, "Unknown mic settings mainmic 0x%02x hpmic 0x%02x\n",
497
val1, val2);
498
return -EINVAL;
499
}
500
501
ret = es83xx_dsm(priv->codec_dev, PLATFORM_SPK_TYPE_ARG, &val1);
502
if (ret < 0)
503
return ret;
504
505
switch (val1) {
506
case PLATFORM_SPK_MONO:
507
dsm_quirk |= BYT_CHT_ES8316_MONO_SPEAKER;
508
break;
509
case PLATFORM_SPK_STEREO:
510
break;
511
default:
512
dev_warn(priv->codec_dev, "Unknown speaker setting 0x%02x\n", val1);
513
return -EINVAL;
514
}
515
516
ret = es83xx_dsm(priv->codec_dev, PLATFORM_HPDET_INV_ARG, &val1);
517
if (ret < 0)
518
return ret;
519
520
switch (val1) {
521
case PLATFORM_HPDET_NORMAL:
522
break;
523
case PLATFORM_HPDET_INVERTED:
524
dsm_quirk |= BYT_CHT_ES8316_JD_INVERTED;
525
break;
526
default:
527
dev_warn(priv->codec_dev, "Unknown hpdet-inv setting 0x%02x\n", val1);
528
return -EINVAL;
529
}
530
531
quirk = dsm_quirk;
532
return 0;
533
}
534
535
static int snd_byt_cht_es8316_mc_probe(struct platform_device *pdev)
536
{
537
struct device *dev = &pdev->dev;
538
static const char * const mic_name[] = { "in1", "in2" };
539
struct snd_soc_acpi_mach *mach = dev_get_platdata(dev);
540
struct property_entry props[MAX_NO_PROPS] = {};
541
struct byt_cht_es8316_private *priv;
542
const struct dmi_system_id *dmi_id;
543
struct fwnode_handle *fwnode;
544
bool sof_parent, is_bytcr;
545
const char *platform_name;
546
struct acpi_device *adev;
547
struct device *codec_dev;
548
unsigned int cnt = 0;
549
int dai_index = 0;
550
int i;
551
int ret = 0;
552
553
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
554
if (!priv)
555
return -ENOMEM;
556
557
/* fix index of codec dai */
558
for (i = 0; i < ARRAY_SIZE(byt_cht_es8316_dais); i++) {
559
if (byt_cht_es8316_dais[i].num_codecs &&
560
!strcmp(byt_cht_es8316_dais[i].codecs->name,
561
"i2c-ESSX8316:00")) {
562
dai_index = i;
563
break;
564
}
565
}
566
567
/* fixup codec name based on HID */
568
adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1);
569
if (adev) {
570
snprintf(codec_name, sizeof(codec_name),
571
"i2c-%s", acpi_dev_name(adev));
572
byt_cht_es8316_dais[dai_index].codecs->name = codec_name;
573
} else {
574
dev_err(dev, "Error cannot find '%s' dev\n", mach->id);
575
return -ENOENT;
576
}
577
578
codec_dev = acpi_get_first_physical_node(adev);
579
acpi_dev_put(adev);
580
if (!codec_dev)
581
return -EPROBE_DEFER;
582
priv->codec_dev = get_device(codec_dev);
583
584
/* override platform name, if required */
585
byt_cht_es8316_card.dev = dev;
586
platform_name = mach->mach_params.platform;
587
588
ret = snd_soc_fixup_dai_links_platform_name(&byt_cht_es8316_card,
589
platform_name);
590
if (ret) {
591
put_device(codec_dev);
592
return ret;
593
}
594
595
es83xx_dsm_dump(priv->codec_dev);
596
597
/* Check for BYTCR or other platform and setup quirks */
598
is_bytcr = soc_intel_is_byt() && mach->mach_params.acpi_ipc_irq_index == 0;
599
dmi_id = dmi_first_match(byt_cht_es8316_quirk_table);
600
if (dmi_id) {
601
quirk = (unsigned long)dmi_id->driver_data;
602
} else if (!byt_cht_es8316_get_quirks_from_dsm(priv, is_bytcr)) {
603
dev_info(dev, "Using ACPI DSM info for quirks\n");
604
} else if (is_bytcr) {
605
/* On BYTCR default to SSP0, internal-mic-in2-map, mono-spk */
606
quirk = BYT_CHT_ES8316_SSP0 | BYT_CHT_ES8316_INTMIC_IN2_MAP |
607
BYT_CHT_ES8316_MONO_SPEAKER;
608
} else {
609
/* Others default to internal-mic-in1-map, mono-speaker */
610
quirk = BYT_CHT_ES8316_INTMIC_IN1_MAP |
611
BYT_CHT_ES8316_MONO_SPEAKER;
612
}
613
if (quirk_override != -1) {
614
dev_info(dev, "Overriding quirk 0x%lx => 0x%x\n",
615
quirk, quirk_override);
616
quirk = quirk_override;
617
}
618
log_quirks(dev);
619
620
if (quirk & BYT_CHT_ES8316_SSP0)
621
byt_cht_es8316_dais[dai_index].cpus->dai_name = "ssp0-port";
622
623
/* get the clock */
624
priv->mclk = devm_clk_get(dev, "pmc_plt_clk_3");
625
if (IS_ERR(priv->mclk)) {
626
put_device(codec_dev);
627
return dev_err_probe(dev, PTR_ERR(priv->mclk), "clk_get pmc_plt_clk_3 failed\n");
628
}
629
630
if (quirk & BYT_CHT_ES8316_JD_INVERTED)
631
props[cnt++] = PROPERTY_ENTRY_BOOL("everest,jack-detect-inverted");
632
633
if (cnt) {
634
fwnode = fwnode_create_software_node(props, NULL);
635
if (IS_ERR(fwnode)) {
636
put_device(codec_dev);
637
return PTR_ERR(fwnode);
638
}
639
640
ret = device_add_software_node(codec_dev, to_software_node(fwnode));
641
642
fwnode_handle_put(fwnode);
643
644
if (ret) {
645
put_device(codec_dev);
646
return ret;
647
}
648
}
649
650
/* get speaker enable GPIO */
651
devm_acpi_dev_add_driver_gpios(codec_dev, byt_cht_es8316_gpios);
652
priv->speaker_en_gpio =
653
gpiod_get_optional(codec_dev, "speaker-enable",
654
/* see comment in byt_cht_es8316_resume() */
655
GPIOD_OUT_LOW | GPIOD_FLAGS_BIT_NONEXCLUSIVE);
656
if (IS_ERR(priv->speaker_en_gpio)) {
657
ret = dev_err_probe(dev, PTR_ERR(priv->speaker_en_gpio),
658
"get speaker GPIO failed\n");
659
goto err_put_codec;
660
}
661
662
snprintf(components_string, sizeof(components_string),
663
"cfg-spk:%s cfg-mic:%s",
664
(quirk & BYT_CHT_ES8316_MONO_SPEAKER) ? "1" : "2",
665
mic_name[BYT_CHT_ES8316_MAP(quirk)]);
666
byt_cht_es8316_card.components = components_string;
667
#if !IS_ENABLED(CONFIG_SND_SOC_INTEL_USER_FRIENDLY_LONG_NAMES)
668
snprintf(long_name, sizeof(long_name), "bytcht-es8316-%s-spk-%s-mic",
669
(quirk & BYT_CHT_ES8316_MONO_SPEAKER) ? "mono" : "stereo",
670
mic_name[BYT_CHT_ES8316_MAP(quirk)]);
671
byt_cht_es8316_card.long_name = long_name;
672
#endif
673
674
sof_parent = snd_soc_acpi_sof_parent(dev);
675
676
/* set card and driver name */
677
if (sof_parent) {
678
byt_cht_es8316_card.name = SOF_CARD_NAME;
679
byt_cht_es8316_card.driver_name = SOF_DRIVER_NAME;
680
} else {
681
byt_cht_es8316_card.name = CARD_NAME;
682
byt_cht_es8316_card.driver_name = DRIVER_NAME;
683
}
684
685
/* set pm ops */
686
if (sof_parent)
687
dev->driver->pm = &snd_soc_pm_ops;
688
689
/* register the soc card */
690
snd_soc_card_set_drvdata(&byt_cht_es8316_card, priv);
691
692
ret = devm_snd_soc_register_card(dev, &byt_cht_es8316_card);
693
if (ret) {
694
gpiod_put(priv->speaker_en_gpio);
695
dev_err(dev, "snd_soc_register_card failed: %d\n", ret);
696
goto err_put_codec;
697
}
698
platform_set_drvdata(pdev, &byt_cht_es8316_card);
699
return 0;
700
701
err_put_codec:
702
device_remove_software_node(priv->codec_dev);
703
put_device(priv->codec_dev);
704
return ret;
705
}
706
707
static void snd_byt_cht_es8316_mc_remove(struct platform_device *pdev)
708
{
709
struct snd_soc_card *card = platform_get_drvdata(pdev);
710
struct byt_cht_es8316_private *priv = snd_soc_card_get_drvdata(card);
711
712
gpiod_put(priv->speaker_en_gpio);
713
device_remove_software_node(priv->codec_dev);
714
put_device(priv->codec_dev);
715
}
716
717
static struct platform_driver snd_byt_cht_es8316_mc_driver = {
718
.driver = {
719
.name = "bytcht_es8316",
720
},
721
.probe = snd_byt_cht_es8316_mc_probe,
722
.remove = snd_byt_cht_es8316_mc_remove,
723
};
724
725
module_platform_driver(snd_byt_cht_es8316_mc_driver);
726
MODULE_DESCRIPTION("ASoC Intel(R) Baytrail/Cherrytrail Machine driver");
727
MODULE_AUTHOR("David Yang <[email protected]>");
728
MODULE_LICENSE("GPL v2");
729
MODULE_ALIAS("platform:bytcht_es8316");
730
731