1
2
3
4
5
6
7
8#include <linux/device.h>
9#include <linux/dmi.h>
10#include <linux/gpio/consumer.h>
11#include <linux/gpio/machine.h>
12#include <linux/i2c.h>
13#include <linux/input.h>
14#include <linux/module.h>
15#include <linux/platform_device.h>
16#include <linux/slab.h>
17#include <sound/jack.h>
18#include <sound/pcm.h>
19#include <sound/pcm_params.h>
20#include <sound/soc.h>
21#include <sound/soc-acpi.h>
22#include "hda_dsp_common.h"
23
24
25#define MAX_NO_PROPS 2
26
27#define SOF_ES8336_SSP_CODEC(quirk) ((quirk) & GENMASK(3, 0))
28#define SOF_ES8336_SSP_CODEC_MASK (GENMASK(3, 0))
29
30#define SOF_ES8336_SPEAKERS_EN_GPIO1_QUIRK BIT(4)
31#define SOF_ES8336_ENABLE_DMIC BIT(5)
32#define SOF_ES8336_JD_INVERTED BIT(6)
33#define SOF_ES8336_HEADPHONE_GPIO BIT(7)
34#define SOC_ES8336_HEADSET_MIC1 BIT(8)
35
36static unsigned long quirk;
37
38static int quirk_override = -1;
39module_param_named(quirk, quirk_override, int, 0444);
40MODULE_PARM_DESC(quirk, "Board-specific quirk override");
41
42struct sof_es8336_private {
43 struct device *codec_dev;
44 struct gpio_desc *gpio_speakers, *gpio_headphone;
45 struct snd_soc_jack jack;
46 struct list_head hdmi_pcm_list;
47 bool speaker_en;
48};
49
50struct sof_hdmi_pcm {
51 struct list_head head;
52 struct snd_soc_dai *codec_dai;
53 int device;
54};
55
56static const struct acpi_gpio_params enable_gpio0 = { 0, 0, true };
57static const struct acpi_gpio_params enable_gpio1 = { 1, 0, true };
58
59static const struct acpi_gpio_mapping acpi_speakers_enable_gpio0[] = {
60 { "speakers-enable-gpios", &enable_gpio0, 1 },
61 { }
62};
63
64static const struct acpi_gpio_mapping acpi_speakers_enable_gpio1[] = {
65 { "speakers-enable-gpios", &enable_gpio1, 1 },
66};
67
68static const struct acpi_gpio_mapping acpi_enable_both_gpios[] = {
69 { "speakers-enable-gpios", &enable_gpio0, 1 },
70 { "headphone-enable-gpios", &enable_gpio1, 1 },
71 { }
72};
73
74static const struct acpi_gpio_mapping acpi_enable_both_gpios_rev_order[] = {
75 { "speakers-enable-gpios", &enable_gpio1, 1 },
76 { "headphone-enable-gpios", &enable_gpio0, 1 },
77 { }
78};
79
80static const struct acpi_gpio_mapping *gpio_mapping = acpi_speakers_enable_gpio0;
81
82static void log_quirks(struct device *dev)
83{
84 dev_info(dev, "quirk mask %#lx\n", quirk);
85 dev_info(dev, "quirk SSP%ld\n", SOF_ES8336_SSP_CODEC(quirk));
86 if (quirk & SOF_ES8336_ENABLE_DMIC)
87 dev_info(dev, "quirk DMIC enabled\n");
88 if (quirk & SOF_ES8336_SPEAKERS_EN_GPIO1_QUIRK)
89 dev_info(dev, "Speakers GPIO1 quirk enabled\n");
90 if (quirk & SOF_ES8336_HEADPHONE_GPIO)
91 dev_info(dev, "quirk headphone GPIO enabled\n");
92 if (quirk & SOF_ES8336_JD_INVERTED)
93 dev_info(dev, "quirk JD inverted enabled\n");
94 if (quirk & SOC_ES8336_HEADSET_MIC1)
95 dev_info(dev, "quirk headset at mic1 port enabled\n");
96}
97
98static int sof_es8316_speaker_power_event(struct snd_soc_dapm_widget *w,
99 struct snd_kcontrol *kcontrol, int event)
100{
101 struct snd_soc_card *card = w->dapm->card;
102 struct sof_es8336_private *priv = snd_soc_card_get_drvdata(card);
103
104 if (priv->speaker_en == !SND_SOC_DAPM_EVENT_ON(event))
105 return 0;
106
107 priv->speaker_en = !SND_SOC_DAPM_EVENT_ON(event);
108
109 if (SND_SOC_DAPM_EVENT_ON(event))
110 msleep(70);
111
112 gpiod_set_value_cansleep(priv->gpio_speakers, priv->speaker_en);
113
114 if (!(quirk & SOF_ES8336_HEADPHONE_GPIO))
115 return 0;
116
117 if (SND_SOC_DAPM_EVENT_ON(event))
118 msleep(70);
119
120 gpiod_set_value_cansleep(priv->gpio_headphone, priv->speaker_en);
121
122 return 0;
123}
124
125static const struct snd_soc_dapm_widget sof_es8316_widgets[] = {
126 SND_SOC_DAPM_SPK("Speaker", NULL),
127 SND_SOC_DAPM_HP("Headphone", NULL),
128 SND_SOC_DAPM_MIC("Headset Mic", NULL),
129 SND_SOC_DAPM_MIC("Internal Mic", NULL),
130
131 SND_SOC_DAPM_SUPPLY("Speaker Power", SND_SOC_NOPM, 0, 0,
132 sof_es8316_speaker_power_event,
133 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
134};
135
136static const struct snd_soc_dapm_widget dmic_widgets[] = {
137 SND_SOC_DAPM_MIC("SoC DMIC", NULL),
138};
139
140static const struct snd_soc_dapm_route sof_es8316_audio_map[] = {
141 {"Headphone", NULL, "HPOL"},
142 {"Headphone", NULL, "HPOR"},
143
144
145
146
147
148 {"Speaker", NULL, "HPOL"},
149 {"Speaker", NULL, "HPOR"},
150 {"Speaker", NULL, "Speaker Power"},
151};
152
153static const struct snd_soc_dapm_route sof_es8316_headset_mic2_map[] = {
154 {"MIC1", NULL, "Internal Mic"},
155 {"MIC2", NULL, "Headset Mic"},
156};
157
158static const struct snd_soc_dapm_route sof_es8316_headset_mic1_map[] = {
159 {"MIC2", NULL, "Internal Mic"},
160 {"MIC1", NULL, "Headset Mic"},
161};
162
163static const struct snd_soc_dapm_route dmic_map[] = {
164
165 {"DMic", NULL, "SoC DMIC"},
166};
167
168static const struct snd_kcontrol_new sof_es8316_controls[] = {
169 SOC_DAPM_PIN_SWITCH("Speaker"),
170 SOC_DAPM_PIN_SWITCH("Headphone"),
171 SOC_DAPM_PIN_SWITCH("Headset Mic"),
172 SOC_DAPM_PIN_SWITCH("Internal Mic"),
173};
174
175static struct snd_soc_jack_pin sof_es8316_jack_pins[] = {
176 {
177 .pin = "Headphone",
178 .mask = SND_JACK_HEADPHONE,
179 },
180 {
181 .pin = "Headset Mic",
182 .mask = SND_JACK_MICROPHONE,
183 },
184};
185
186static int dmic_init(struct snd_soc_pcm_runtime *runtime)
187{
188 struct snd_soc_card *card = runtime->card;
189 int ret;
190
191 ret = snd_soc_dapm_new_controls(&card->dapm, dmic_widgets,
192 ARRAY_SIZE(dmic_widgets));
193 if (ret) {
194 dev_err(card->dev, "DMic widget addition failed: %d\n", ret);
195 return ret;
196 }
197
198 ret = snd_soc_dapm_add_routes(&card->dapm, dmic_map,
199 ARRAY_SIZE(dmic_map));
200 if (ret)
201 dev_err(card->dev, "DMic map addition failed: %d\n", ret);
202
203 return ret;
204}
205
206static int sof_hdmi_init(struct snd_soc_pcm_runtime *runtime)
207{
208 struct sof_es8336_private *priv = snd_soc_card_get_drvdata(runtime->card);
209 struct snd_soc_dai *dai = asoc_rtd_to_codec(runtime, 0);
210 struct sof_hdmi_pcm *pcm;
211
212 pcm = devm_kzalloc(runtime->card->dev, sizeof(*pcm), GFP_KERNEL);
213 if (!pcm)
214 return -ENOMEM;
215
216
217 pcm->device = runtime->dai_link->id;
218 pcm->codec_dai = dai;
219
220 list_add_tail(&pcm->head, &priv->hdmi_pcm_list);
221
222 return 0;
223}
224
225static int sof_es8316_init(struct snd_soc_pcm_runtime *runtime)
226{
227 struct snd_soc_component *codec = asoc_rtd_to_codec(runtime, 0)->component;
228 struct snd_soc_card *card = runtime->card;
229 struct sof_es8336_private *priv = snd_soc_card_get_drvdata(card);
230 const struct snd_soc_dapm_route *custom_map;
231 int num_routes;
232 int ret;
233
234 card->dapm.idle_bias_off = true;
235
236 if (quirk & SOC_ES8336_HEADSET_MIC1) {
237 custom_map = sof_es8316_headset_mic1_map;
238 num_routes = ARRAY_SIZE(sof_es8316_headset_mic1_map);
239 } else {
240 custom_map = sof_es8316_headset_mic2_map;
241 num_routes = ARRAY_SIZE(sof_es8316_headset_mic2_map);
242 }
243
244 ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes);
245 if (ret)
246 return ret;
247
248 ret = snd_soc_card_jack_new_pins(card, "Headset",
249 SND_JACK_HEADSET | SND_JACK_BTN_0,
250 &priv->jack, sof_es8316_jack_pins,
251 ARRAY_SIZE(sof_es8316_jack_pins));
252 if (ret) {
253 dev_err(card->dev, "jack creation failed %d\n", ret);
254 return ret;
255 }
256
257 snd_jack_set_key(priv->jack.jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
258
259 snd_soc_component_set_jack(codec, &priv->jack, NULL);
260
261 return 0;
262}
263
264static void sof_es8316_exit(struct snd_soc_pcm_runtime *rtd)
265{
266 struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component;
267
268 snd_soc_component_set_jack(component, NULL, NULL);
269}
270
271static int sof_es8336_quirk_cb(const struct dmi_system_id *id)
272{
273 quirk = (unsigned long)id->driver_data;
274
275 if (quirk & SOF_ES8336_HEADPHONE_GPIO) {
276 if (quirk & SOF_ES8336_SPEAKERS_EN_GPIO1_QUIRK)
277 gpio_mapping = acpi_enable_both_gpios;
278 else
279 gpio_mapping = acpi_enable_both_gpios_rev_order;
280 } else if (quirk & SOF_ES8336_SPEAKERS_EN_GPIO1_QUIRK) {
281 gpio_mapping = acpi_speakers_enable_gpio1;
282 }
283
284 return 1;
285}
286
287
288
289
290
291
292
293
294
295
296
297
298static const struct dmi_system_id sof_es8336_quirk_table[] = {
299 {
300 .callback = sof_es8336_quirk_cb,
301 .matches = {
302 DMI_MATCH(DMI_SYS_VENDOR, "IP3 tech"),
303 DMI_MATCH(DMI_BOARD_NAME, "WN1"),
304 },
305 .driver_data = (void *)(SOF_ES8336_SPEAKERS_EN_GPIO1_QUIRK)
306 },
307 {
308 .callback = sof_es8336_quirk_cb,
309 .matches = {
310 DMI_MATCH(DMI_SYS_VENDOR, "HUAWEI"),
311 DMI_MATCH(DMI_BOARD_NAME, "BOHB-WAX9-PCB-B2"),
312 },
313 .driver_data = (void *)(SOF_ES8336_HEADPHONE_GPIO |
314 SOC_ES8336_HEADSET_MIC1)
315 },
316 {}
317};
318
319static int sof_es8336_hw_params(struct snd_pcm_substream *substream,
320 struct snd_pcm_hw_params *params)
321{
322 struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
323 struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
324 const int sysclk = 19200000;
325 int ret;
326
327 ret = snd_soc_dai_set_sysclk(codec_dai, 1, sysclk, SND_SOC_CLOCK_OUT);
328 if (ret < 0) {
329 dev_err(rtd->dev, "%s, Failed to set ES8336 SYSCLK: %d\n",
330 __func__, ret);
331 return ret;
332 }
333
334 return 0;
335}
336
337
338static struct snd_soc_ops sof_es8336_ops = {
339 .hw_params = sof_es8336_hw_params,
340};
341
342static struct snd_soc_dai_link_component platform_component[] = {
343 {
344
345 .name = "0000:00:1f.3"
346 }
347};
348
349SND_SOC_DAILINK_DEF(es8336_codec,
350 DAILINK_COMP_ARRAY(COMP_CODEC("i2c-ESSX8336:00", "ES8316 HiFi")));
351
352static struct snd_soc_dai_link_component dmic_component[] = {
353 {
354 .name = "dmic-codec",
355 .dai_name = "dmic-hifi",
356 }
357};
358
359static int sof_es8336_late_probe(struct snd_soc_card *card)
360{
361 struct sof_es8336_private *priv = snd_soc_card_get_drvdata(card);
362 struct sof_hdmi_pcm *pcm;
363
364 if (list_empty(&priv->hdmi_pcm_list))
365 return -ENOENT;
366
367 pcm = list_first_entry(&priv->hdmi_pcm_list, struct sof_hdmi_pcm, head);
368
369 return hda_dsp_hdmi_build_controls(card, pcm->codec_dai->component);
370}
371
372
373static struct snd_soc_card sof_es8336_card = {
374 .name = "essx8336",
375 .owner = THIS_MODULE,
376 .dapm_widgets = sof_es8316_widgets,
377 .num_dapm_widgets = ARRAY_SIZE(sof_es8316_widgets),
378 .dapm_routes = sof_es8316_audio_map,
379 .num_dapm_routes = ARRAY_SIZE(sof_es8316_audio_map),
380 .controls = sof_es8316_controls,
381 .num_controls = ARRAY_SIZE(sof_es8316_controls),
382 .fully_routed = true,
383 .late_probe = sof_es8336_late_probe,
384 .num_links = 1,
385};
386
387static struct snd_soc_dai_link *sof_card_dai_links_create(struct device *dev,
388 int ssp_codec,
389 int dmic_be_num,
390 int hdmi_num)
391{
392 struct snd_soc_dai_link_component *cpus;
393 struct snd_soc_dai_link *links;
394 struct snd_soc_dai_link_component *idisp_components;
395 int hdmi_id_offset = 0;
396 int id = 0;
397 int i;
398
399 links = devm_kcalloc(dev, sof_es8336_card.num_links,
400 sizeof(struct snd_soc_dai_link), GFP_KERNEL);
401 cpus = devm_kcalloc(dev, sof_es8336_card.num_links,
402 sizeof(struct snd_soc_dai_link_component), GFP_KERNEL);
403 if (!links || !cpus)
404 goto devm_err;
405
406
407 links[id].name = devm_kasprintf(dev, GFP_KERNEL,
408 "SSP%d-Codec", ssp_codec);
409 if (!links[id].name)
410 goto devm_err;
411
412 links[id].id = id;
413 links[id].codecs = es8336_codec;
414 links[id].num_codecs = ARRAY_SIZE(es8336_codec);
415 links[id].platforms = platform_component;
416 links[id].num_platforms = ARRAY_SIZE(platform_component);
417 links[id].init = sof_es8316_init;
418 links[id].exit = sof_es8316_exit;
419 links[id].ops = &sof_es8336_ops;
420 links[id].nonatomic = true;
421 links[id].dpcm_playback = 1;
422 links[id].dpcm_capture = 1;
423 links[id].no_pcm = 1;
424 links[id].cpus = &cpus[id];
425 links[id].num_cpus = 1;
426
427 links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
428 "SSP%d Pin",
429 ssp_codec);
430 if (!links[id].cpus->dai_name)
431 goto devm_err;
432
433 id++;
434
435
436 if (dmic_be_num > 0) {
437
438 links[id].name = "dmic01";
439 links[id].cpus = &cpus[id];
440 links[id].cpus->dai_name = "DMIC01 Pin";
441 links[id].init = dmic_init;
442 if (dmic_be_num > 1) {
443
444 links[id + 1].name = "dmic16k";
445 links[id + 1].cpus = &cpus[id + 1];
446 links[id + 1].cpus->dai_name = "DMIC16k Pin";
447 dmic_be_num = 2;
448 }
449 } else {
450
451 hdmi_id_offset = 2;
452 }
453
454 for (i = 0; i < dmic_be_num; i++) {
455 links[id].id = id;
456 links[id].num_cpus = 1;
457 links[id].codecs = dmic_component;
458 links[id].num_codecs = ARRAY_SIZE(dmic_component);
459 links[id].platforms = platform_component;
460 links[id].num_platforms = ARRAY_SIZE(platform_component);
461 links[id].ignore_suspend = 1;
462 links[id].dpcm_capture = 1;
463 links[id].no_pcm = 1;
464
465 id++;
466 }
467
468
469 if (hdmi_num > 0) {
470 idisp_components = devm_kzalloc(dev,
471 sizeof(struct snd_soc_dai_link_component) *
472 hdmi_num, GFP_KERNEL);
473 if (!idisp_components)
474 goto devm_err;
475 }
476
477 for (i = 1; i <= hdmi_num; i++) {
478 links[id].name = devm_kasprintf(dev, GFP_KERNEL,
479 "iDisp%d", i);
480 if (!links[id].name)
481 goto devm_err;
482
483 links[id].id = id + hdmi_id_offset;
484 links[id].cpus = &cpus[id];
485 links[id].num_cpus = 1;
486 links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
487 "iDisp%d Pin", i);
488 if (!links[id].cpus->dai_name)
489 goto devm_err;
490
491 idisp_components[i - 1].name = "ehdaudio0D2";
492 idisp_components[i - 1].dai_name = devm_kasprintf(dev,
493 GFP_KERNEL,
494 "intel-hdmi-hifi%d",
495 i);
496 if (!idisp_components[i - 1].dai_name)
497 goto devm_err;
498
499 links[id].codecs = &idisp_components[i - 1];
500 links[id].num_codecs = 1;
501 links[id].platforms = platform_component;
502 links[id].num_platforms = ARRAY_SIZE(platform_component);
503 links[id].init = sof_hdmi_init;
504 links[id].dpcm_playback = 1;
505 links[id].no_pcm = 1;
506
507 id++;
508 }
509
510 return links;
511
512devm_err:
513 return NULL;
514}
515
516static char soc_components[30];
517
518
519static char codec_name[SND_ACPI_I2C_ID_LEN];
520
521static int sof_es8336_probe(struct platform_device *pdev)
522{
523 struct device *dev = &pdev->dev;
524 struct snd_soc_card *card;
525 struct snd_soc_acpi_mach *mach = pdev->dev.platform_data;
526 struct property_entry props[MAX_NO_PROPS] = {};
527 struct sof_es8336_private *priv;
528 struct fwnode_handle *fwnode;
529 struct acpi_device *adev;
530 struct snd_soc_dai_link *dai_links;
531 struct device *codec_dev;
532 unsigned int cnt = 0;
533 int dmic_be_num = 0;
534 int hdmi_num = 3;
535 int ret;
536
537 priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
538 if (!priv)
539 return -ENOMEM;
540
541 card = &sof_es8336_card;
542 card->dev = dev;
543
544
545 dmi_check_system(sof_es8336_quirk_table);
546
547 if (!mach->mach_params.i2s_link_mask) {
548 dev_warn(dev, "No I2S link information provided, using SSP0. This may need to be modified with the quirk module parameter\n");
549 } else {
550
551
552
553
554
555
556
557 unsigned long ssp = 0;
558
559 if (mach->mach_params.i2s_link_mask & BIT(2))
560 ssp = SOF_ES8336_SSP_CODEC(2);
561 else if (mach->mach_params.i2s_link_mask & BIT(1))
562 ssp = SOF_ES8336_SSP_CODEC(1);
563 else if (mach->mach_params.i2s_link_mask & BIT(0))
564 ssp = SOF_ES8336_SSP_CODEC(0);
565
566 quirk |= ssp;
567 }
568
569 if (mach->mach_params.dmic_num)
570 quirk |= SOF_ES8336_ENABLE_DMIC;
571
572 if (quirk_override != -1) {
573 dev_info(dev, "Overriding quirk 0x%lx => 0x%x\n",
574 quirk, quirk_override);
575 quirk = quirk_override;
576 }
577 log_quirks(dev);
578
579 if (quirk & SOF_ES8336_ENABLE_DMIC)
580 dmic_be_num = 2;
581
582 sof_es8336_card.num_links += dmic_be_num + hdmi_num;
583 dai_links = sof_card_dai_links_create(dev,
584 SOF_ES8336_SSP_CODEC(quirk),
585 dmic_be_num, hdmi_num);
586 if (!dai_links)
587 return -ENOMEM;
588
589 sof_es8336_card.dai_link = dai_links;
590
591
592 adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1);
593 if (adev) {
594 snprintf(codec_name, sizeof(codec_name),
595 "i2c-%s", acpi_dev_name(adev));
596 put_device(&adev->dev);
597 dai_links[0].codecs->name = codec_name;
598
599
600 if (!strncmp(mach->id, "ESSX8326", SND_ACPI_I2C_ID_LEN))
601 dai_links[0].codecs->dai_name = "ES8326 HiFi";
602 } else {
603 dev_err(dev, "Error cannot find '%s' dev\n", mach->id);
604 return -ENXIO;
605 }
606
607 ret = snd_soc_fixup_dai_links_platform_name(&sof_es8336_card,
608 mach->mach_params.platform);
609 if (ret)
610 return ret;
611
612 codec_dev = acpi_get_first_physical_node(adev);
613 if (!codec_dev)
614 return -EPROBE_DEFER;
615 priv->codec_dev = get_device(codec_dev);
616
617 if (quirk & SOF_ES8336_JD_INVERTED)
618 props[cnt++] = PROPERTY_ENTRY_BOOL("everest,jack-detect-inverted");
619
620 if (cnt) {
621 fwnode = fwnode_create_software_node(props, NULL);
622 if (IS_ERR(fwnode)) {
623 put_device(codec_dev);
624 return PTR_ERR(fwnode);
625 }
626
627 ret = device_add_software_node(codec_dev, to_software_node(fwnode));
628
629 fwnode_handle_put(fwnode);
630
631 if (ret) {
632 put_device(codec_dev);
633 return ret;
634 }
635 }
636
637
638 ret = devm_acpi_dev_add_driver_gpios(codec_dev, gpio_mapping);
639 if (ret)
640 dev_warn(codec_dev, "unable to add GPIO mapping table\n");
641
642 priv->gpio_speakers = gpiod_get_optional(codec_dev, "speakers-enable", GPIOD_OUT_LOW);
643 if (IS_ERR(priv->gpio_speakers)) {
644 ret = dev_err_probe(dev, PTR_ERR(priv->gpio_speakers),
645 "could not get speakers-enable GPIO\n");
646 goto err_put_codec;
647 }
648
649 priv->gpio_headphone = gpiod_get_optional(codec_dev, "headphone-enable", GPIOD_OUT_LOW);
650 if (IS_ERR(priv->gpio_headphone)) {
651 ret = dev_err_probe(dev, PTR_ERR(priv->gpio_headphone),
652 "could not get headphone-enable GPIO\n");
653 goto err_put_codec;
654 }
655
656 INIT_LIST_HEAD(&priv->hdmi_pcm_list);
657
658 snd_soc_card_set_drvdata(card, priv);
659
660 if (mach->mach_params.dmic_num > 0) {
661 snprintf(soc_components, sizeof(soc_components),
662 "cfg-dmics:%d", mach->mach_params.dmic_num);
663 card->components = soc_components;
664 }
665
666 ret = devm_snd_soc_register_card(dev, card);
667 if (ret) {
668 gpiod_put(priv->gpio_speakers);
669 dev_err(dev, "snd_soc_register_card failed: %d\n", ret);
670 goto err_put_codec;
671 }
672 platform_set_drvdata(pdev, &sof_es8336_card);
673 return 0;
674
675err_put_codec:
676 device_remove_software_node(priv->codec_dev);
677 put_device(codec_dev);
678 return ret;
679}
680
681static int sof_es8336_remove(struct platform_device *pdev)
682{
683 struct snd_soc_card *card = platform_get_drvdata(pdev);
684 struct sof_es8336_private *priv = snd_soc_card_get_drvdata(card);
685
686 gpiod_put(priv->gpio_speakers);
687 device_remove_software_node(priv->codec_dev);
688 put_device(priv->codec_dev);
689
690 return 0;
691}
692
693static struct platform_driver sof_es8336_driver = {
694 .driver = {
695 .name = "sof-essx8336",
696 .pm = &snd_soc_pm_ops,
697 },
698 .probe = sof_es8336_probe,
699 .remove = sof_es8336_remove,
700};
701module_platform_driver(sof_es8336_driver);
702
703MODULE_DESCRIPTION("ASoC Intel(R) SOF + ES8336 Machine driver");
704MODULE_LICENSE("GPL");
705MODULE_ALIAS("platform:sof-essx8336");
706MODULE_IMPORT_NS(SND_SOC_INTEL_HDA_DSP_COMMON);
707
