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22#include <linux/module.h>
23#include <linux/moduleparam.h>
24#include <linux/init.h>
25#include <linux/delay.h>
26#include <linux/pm.h>
27#include <linux/platform_device.h>
28#include <linux/slab.h>
29#include <linux/mfd/twl6040.h>
30
31#include <sound/core.h>
32#include <sound/pcm.h>
33#include <sound/pcm_params.h>
34#include <sound/soc.h>
35#include <sound/soc-dapm.h>
36#include <sound/initval.h>
37#include <sound/tlv.h>
38
39#include "twl6040.h"
40
41enum twl6040_dai_id {
42 TWL6040_DAI_LEGACY = 0,
43 TWL6040_DAI_UL,
44 TWL6040_DAI_DL1,
45 TWL6040_DAI_DL2,
46 TWL6040_DAI_VIB,
47};
48
49#define TWL6040_RATES SNDRV_PCM_RATE_8000_96000
50#define TWL6040_FORMATS (SNDRV_PCM_FMTBIT_S32_LE)
51
52#define TWL6040_OUTHS_0dB 0x00
53#define TWL6040_OUTHS_M30dB 0x0F
54#define TWL6040_OUTHF_0dB 0x03
55#define TWL6040_OUTHF_M52dB 0x1D
56
57#define TWL6040_CACHEREGNUM (TWL6040_REG_STATUS + 1)
58
59struct twl6040_jack_data {
60 struct snd_soc_jack *jack;
61 struct delayed_work work;
62 int report;
63};
64
65
66struct twl6040_data {
67 int plug_irq;
68 int codec_powered;
69 int pll;
70 int pll_power_mode;
71 int hs_power_mode;
72 int hs_power_mode_locked;
73 bool dl1_unmuted;
74 bool dl2_unmuted;
75 u8 dl12_cache[TWL6040_REG_HFRCTL - TWL6040_REG_HSLCTL + 1];
76 unsigned int clk_in;
77 unsigned int sysclk;
78 struct twl6040_jack_data hs_jack;
79 struct snd_soc_component *component;
80 struct mutex mutex;
81};
82
83
84static const unsigned int lp_rates[] = {
85 8000,
86 11250,
87 16000,
88 22500,
89 32000,
90 44100,
91 48000,
92 88200,
93 96000,
94};
95
96static const unsigned int hp_rates[] = {
97 8000,
98 16000,
99 32000,
100 48000,
101 96000,
102};
103
104static const struct snd_pcm_hw_constraint_list sysclk_constraints[] = {
105 { .count = ARRAY_SIZE(lp_rates), .list = lp_rates, },
106 { .count = ARRAY_SIZE(hp_rates), .list = hp_rates, },
107};
108
109#define to_twl6040(component) dev_get_drvdata((component)->dev->parent)
110
111static unsigned int twl6040_read(struct snd_soc_component *component, unsigned int reg)
112{
113 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
114 struct twl6040 *twl6040 = to_twl6040(component);
115 u8 value;
116
117 if (reg >= TWL6040_CACHEREGNUM)
118 return -EIO;
119
120 switch (reg) {
121 case TWL6040_REG_HSLCTL:
122 case TWL6040_REG_HSRCTL:
123 case TWL6040_REG_EARCTL:
124 case TWL6040_REG_HFLCTL:
125 case TWL6040_REG_HFRCTL:
126 value = priv->dl12_cache[reg - TWL6040_REG_HSLCTL];
127 break;
128 default:
129 value = twl6040_reg_read(twl6040, reg);
130 break;
131 }
132
133 return value;
134}
135
136static bool twl6040_can_write_to_chip(struct snd_soc_component *component,
137 unsigned int reg)
138{
139 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
140
141 switch (reg) {
142 case TWL6040_REG_HSLCTL:
143 case TWL6040_REG_HSRCTL:
144 case TWL6040_REG_EARCTL:
145
146 return priv->dl1_unmuted;
147 case TWL6040_REG_HFLCTL:
148 case TWL6040_REG_HFRCTL:
149 return priv->dl2_unmuted;
150 default:
151 return true;
152 }
153}
154
155static inline void twl6040_update_dl12_cache(struct snd_soc_component *component,
156 u8 reg, u8 value)
157{
158 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
159
160 switch (reg) {
161 case TWL6040_REG_HSLCTL:
162 case TWL6040_REG_HSRCTL:
163 case TWL6040_REG_EARCTL:
164 case TWL6040_REG_HFLCTL:
165 case TWL6040_REG_HFRCTL:
166 priv->dl12_cache[reg - TWL6040_REG_HSLCTL] = value;
167 break;
168 default:
169 break;
170 }
171}
172
173static int twl6040_write(struct snd_soc_component *component,
174 unsigned int reg, unsigned int value)
175{
176 struct twl6040 *twl6040 = to_twl6040(component);
177
178 if (reg >= TWL6040_CACHEREGNUM)
179 return -EIO;
180
181 twl6040_update_dl12_cache(component, reg, value);
182 if (twl6040_can_write_to_chip(component, reg))
183 return twl6040_reg_write(twl6040, reg, value);
184 else
185 return 0;
186}
187
188static void twl6040_init_chip(struct snd_soc_component *component)
189{
190 twl6040_read(component, TWL6040_REG_TRIM1);
191 twl6040_read(component, TWL6040_REG_TRIM2);
192 twl6040_read(component, TWL6040_REG_TRIM3);
193 twl6040_read(component, TWL6040_REG_HSOTRIM);
194 twl6040_read(component, TWL6040_REG_HFOTRIM);
195
196
197
198 twl6040_write(component, TWL6040_REG_MICLCTL, 0x18);
199 twl6040_write(component, TWL6040_REG_MICRCTL, 0x18);
200
201
202
203
204
205
206 twl6040_write(component, TWL6040_REG_HSGAIN, 0xff);
207 twl6040_write(component, TWL6040_REG_EARCTL, 0x1e);
208 twl6040_write(component, TWL6040_REG_HFLGAIN, 0x1d);
209 twl6040_write(component, TWL6040_REG_HFRGAIN, 0x1d);
210 twl6040_write(component, TWL6040_REG_LINEGAIN, 0);
211}
212
213
214static int headset_power_mode(struct snd_soc_component *component, int high_perf)
215{
216 int hslctl, hsrctl;
217 int mask = TWL6040_HSDRVMODE | TWL6040_HSDACMODE;
218
219 hslctl = twl6040_read(component, TWL6040_REG_HSLCTL);
220 hsrctl = twl6040_read(component, TWL6040_REG_HSRCTL);
221
222 if (high_perf) {
223 hslctl &= ~mask;
224 hsrctl &= ~mask;
225 } else {
226 hslctl |= mask;
227 hsrctl |= mask;
228 }
229
230 twl6040_write(component, TWL6040_REG_HSLCTL, hslctl);
231 twl6040_write(component, TWL6040_REG_HSRCTL, hsrctl);
232
233 return 0;
234}
235
236static int twl6040_hs_dac_event(struct snd_soc_dapm_widget *w,
237 struct snd_kcontrol *kcontrol, int event)
238{
239 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
240 u8 hslctl, hsrctl;
241
242
243
244
245
246
247 hslctl = twl6040_read(component, TWL6040_REG_HSLCTL);
248 hsrctl = twl6040_read(component, TWL6040_REG_HSRCTL);
249 if (SND_SOC_DAPM_EVENT_ON(event)) {
250 hslctl |= TWL6040_HSDACENA;
251 hsrctl |= TWL6040_HSDACENA;
252 } else {
253 hslctl &= ~TWL6040_HSDACENA;
254 hsrctl &= ~TWL6040_HSDACENA;
255 }
256 twl6040_write(component, TWL6040_REG_HSLCTL, hslctl);
257 twl6040_write(component, TWL6040_REG_HSRCTL, hsrctl);
258
259 msleep(1);
260 return 0;
261}
262
263static int twl6040_ep_drv_event(struct snd_soc_dapm_widget *w,
264 struct snd_kcontrol *kcontrol, int event)
265{
266 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
267 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
268 int ret = 0;
269
270 if (SND_SOC_DAPM_EVENT_ON(event)) {
271
272 priv->hs_power_mode_locked = 1;
273 ret = headset_power_mode(component, 1);
274 } else {
275 priv->hs_power_mode_locked = 0;
276 ret = headset_power_mode(component, priv->hs_power_mode);
277 }
278
279 msleep(1);
280
281 return ret;
282}
283
284static void twl6040_hs_jack_report(struct snd_soc_component *component,
285 struct snd_soc_jack *jack, int report)
286{
287 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
288 int status;
289
290 mutex_lock(&priv->mutex);
291
292
293 status = twl6040_read(component, TWL6040_REG_STATUS);
294 if (status & TWL6040_PLUGCOMP)
295 snd_soc_jack_report(jack, report, report);
296 else
297 snd_soc_jack_report(jack, 0, report);
298
299 mutex_unlock(&priv->mutex);
300}
301
302void twl6040_hs_jack_detect(struct snd_soc_component *component,
303 struct snd_soc_jack *jack, int report)
304{
305 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
306 struct twl6040_jack_data *hs_jack = &priv->hs_jack;
307
308 hs_jack->jack = jack;
309 hs_jack->report = report;
310
311 twl6040_hs_jack_report(component, hs_jack->jack, hs_jack->report);
312}
313EXPORT_SYMBOL_GPL(twl6040_hs_jack_detect);
314
315static void twl6040_accessory_work(struct work_struct *work)
316{
317 struct twl6040_data *priv = container_of(work,
318 struct twl6040_data, hs_jack.work.work);
319 struct snd_soc_component *component = priv->component;
320 struct twl6040_jack_data *hs_jack = &priv->hs_jack;
321
322 twl6040_hs_jack_report(component, hs_jack->jack, hs_jack->report);
323}
324
325
326static irqreturn_t twl6040_audio_handler(int irq, void *data)
327{
328 struct snd_soc_component *component = data;
329 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
330
331 queue_delayed_work(system_power_efficient_wq,
332 &priv->hs_jack.work, msecs_to_jiffies(200));
333
334 return IRQ_HANDLED;
335}
336
337static int twl6040_soc_dapm_put_vibra_enum(struct snd_kcontrol *kcontrol,
338 struct snd_ctl_elem_value *ucontrol)
339{
340 struct snd_soc_component *component = snd_soc_dapm_kcontrol_component(kcontrol);
341 struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
342 unsigned int val;
343
344
345 val = twl6040_read(component, e->reg);
346 if (val & TWL6040_VIBENA && !(val & TWL6040_VIBSEL))
347 return -EBUSY;
348
349 return snd_soc_dapm_put_enum_double(kcontrol, ucontrol);
350}
351
352
353
354
355
356static DECLARE_TLV_DB_SCALE(mic_preamp_tlv, -600, 600, 0);
357
358
359
360
361
362static DECLARE_TLV_DB_SCALE(mic_amp_tlv, 600, 600, 0);
363
364
365
366
367
368static DECLARE_TLV_DB_SCALE(afm_amp_tlv, -1800, 600, 0);
369
370
371
372
373
374static DECLARE_TLV_DB_SCALE(hs_tlv, -3000, 200, 0);
375
376
377
378
379
380static DECLARE_TLV_DB_SCALE(hf_tlv, -5200, 200, 0);
381
382
383
384
385
386static DECLARE_TLV_DB_SCALE(ep_tlv, -2400, 200, 0);
387
388
389static const char *twl6040_amicl_texts[] =
390 {"Headset Mic", "Main Mic", "Aux/FM Left", "Off"};
391
392
393static const char *twl6040_amicr_texts[] =
394 {"Headset Mic", "Sub Mic", "Aux/FM Right", "Off"};
395
396static const struct soc_enum twl6040_enum[] = {
397 SOC_ENUM_SINGLE(TWL6040_REG_MICLCTL, 3,
398 ARRAY_SIZE(twl6040_amicl_texts), twl6040_amicl_texts),
399 SOC_ENUM_SINGLE(TWL6040_REG_MICRCTL, 3,
400 ARRAY_SIZE(twl6040_amicr_texts), twl6040_amicr_texts),
401};
402
403static const char *twl6040_hs_texts[] = {
404 "Off", "HS DAC", "Line-In amp"
405};
406
407static const struct soc_enum twl6040_hs_enum[] = {
408 SOC_ENUM_SINGLE(TWL6040_REG_HSLCTL, 5, ARRAY_SIZE(twl6040_hs_texts),
409 twl6040_hs_texts),
410 SOC_ENUM_SINGLE(TWL6040_REG_HSRCTL, 5, ARRAY_SIZE(twl6040_hs_texts),
411 twl6040_hs_texts),
412};
413
414static const char *twl6040_hf_texts[] = {
415 "Off", "HF DAC", "Line-In amp"
416};
417
418static const struct soc_enum twl6040_hf_enum[] = {
419 SOC_ENUM_SINGLE(TWL6040_REG_HFLCTL, 2, ARRAY_SIZE(twl6040_hf_texts),
420 twl6040_hf_texts),
421 SOC_ENUM_SINGLE(TWL6040_REG_HFRCTL, 2, ARRAY_SIZE(twl6040_hf_texts),
422 twl6040_hf_texts),
423};
424
425static const char *twl6040_vibrapath_texts[] = {
426 "Input FF", "Audio PDM"
427};
428
429static const struct soc_enum twl6040_vibra_enum[] = {
430 SOC_ENUM_SINGLE(TWL6040_REG_VIBCTLL, 1,
431 ARRAY_SIZE(twl6040_vibrapath_texts),
432 twl6040_vibrapath_texts),
433 SOC_ENUM_SINGLE(TWL6040_REG_VIBCTLR, 1,
434 ARRAY_SIZE(twl6040_vibrapath_texts),
435 twl6040_vibrapath_texts),
436};
437
438static const struct snd_kcontrol_new amicl_control =
439 SOC_DAPM_ENUM("Route", twl6040_enum[0]);
440
441static const struct snd_kcontrol_new amicr_control =
442 SOC_DAPM_ENUM("Route", twl6040_enum[1]);
443
444
445static const struct snd_kcontrol_new hsl_mux_controls =
446 SOC_DAPM_ENUM("Route", twl6040_hs_enum[0]);
447
448static const struct snd_kcontrol_new hsr_mux_controls =
449 SOC_DAPM_ENUM("Route", twl6040_hs_enum[1]);
450
451
452static const struct snd_kcontrol_new hfl_mux_controls =
453 SOC_DAPM_ENUM("Route", twl6040_hf_enum[0]);
454
455static const struct snd_kcontrol_new hfr_mux_controls =
456 SOC_DAPM_ENUM("Route", twl6040_hf_enum[1]);
457
458static const struct snd_kcontrol_new ep_path_enable_control =
459 SOC_DAPM_SINGLE_VIRT("Switch", 1);
460
461static const struct snd_kcontrol_new auxl_switch_control =
462 SOC_DAPM_SINGLE("Switch", TWL6040_REG_HFLCTL, 6, 1, 0);
463
464static const struct snd_kcontrol_new auxr_switch_control =
465 SOC_DAPM_SINGLE("Switch", TWL6040_REG_HFRCTL, 6, 1, 0);
466
467
468static const struct snd_kcontrol_new vibral_mux_controls =
469 SOC_DAPM_ENUM_EXT("Route", twl6040_vibra_enum[0],
470 snd_soc_dapm_get_enum_double,
471 twl6040_soc_dapm_put_vibra_enum);
472
473static const struct snd_kcontrol_new vibrar_mux_controls =
474 SOC_DAPM_ENUM_EXT("Route", twl6040_vibra_enum[1],
475 snd_soc_dapm_get_enum_double,
476 twl6040_soc_dapm_put_vibra_enum);
477
478
479static const char *twl6040_power_mode_texts[] = {
480 "Low-Power", "High-Performance",
481};
482
483static SOC_ENUM_SINGLE_EXT_DECL(twl6040_power_mode_enum,
484 twl6040_power_mode_texts);
485
486static int twl6040_headset_power_get_enum(struct snd_kcontrol *kcontrol,
487 struct snd_ctl_elem_value *ucontrol)
488{
489 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
490 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
491
492 ucontrol->value.enumerated.item[0] = priv->hs_power_mode;
493
494 return 0;
495}
496
497static int twl6040_headset_power_put_enum(struct snd_kcontrol *kcontrol,
498 struct snd_ctl_elem_value *ucontrol)
499{
500 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
501 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
502 int high_perf = ucontrol->value.enumerated.item[0];
503 int ret = 0;
504
505 if (!priv->hs_power_mode_locked)
506 ret = headset_power_mode(component, high_perf);
507
508 if (!ret)
509 priv->hs_power_mode = high_perf;
510
511 return ret;
512}
513
514static int twl6040_pll_get_enum(struct snd_kcontrol *kcontrol,
515 struct snd_ctl_elem_value *ucontrol)
516{
517 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
518 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
519
520 ucontrol->value.enumerated.item[0] = priv->pll_power_mode;
521
522 return 0;
523}
524
525static int twl6040_pll_put_enum(struct snd_kcontrol *kcontrol,
526 struct snd_ctl_elem_value *ucontrol)
527{
528 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
529 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
530
531 priv->pll_power_mode = ucontrol->value.enumerated.item[0];
532
533 return 0;
534}
535
536int twl6040_get_dl1_gain(struct snd_soc_component *component)
537{
538 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
539
540 if (snd_soc_dapm_get_pin_status(dapm, "EP"))
541 return -1;
542
543 if (snd_soc_dapm_get_pin_status(dapm, "HSOR") ||
544 snd_soc_dapm_get_pin_status(dapm, "HSOL")) {
545
546 u8 val = twl6040_read(component, TWL6040_REG_HSLCTL);
547 if (val & TWL6040_HSDACMODE)
548
549 return -8;
550 else
551
552 return -1;
553 }
554 return 0;
555}
556EXPORT_SYMBOL_GPL(twl6040_get_dl1_gain);
557
558int twl6040_get_clk_id(struct snd_soc_component *component)
559{
560 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
561
562 return priv->pll_power_mode;
563}
564EXPORT_SYMBOL_GPL(twl6040_get_clk_id);
565
566int twl6040_get_trim_value(struct snd_soc_component *component, enum twl6040_trim trim)
567{
568 if (unlikely(trim >= TWL6040_TRIM_INVAL))
569 return -EINVAL;
570
571 return twl6040_read(component, TWL6040_REG_TRIM1 + trim);
572}
573EXPORT_SYMBOL_GPL(twl6040_get_trim_value);
574
575int twl6040_get_hs_step_size(struct snd_soc_component *component)
576{
577 struct twl6040 *twl6040 = to_twl6040(component);
578
579 if (twl6040_get_revid(twl6040) < TWL6040_REV_ES1_3)
580
581 return 2;
582 else
583
584 return 1;
585}
586EXPORT_SYMBOL_GPL(twl6040_get_hs_step_size);
587
588static const struct snd_kcontrol_new twl6040_snd_controls[] = {
589
590 SOC_DOUBLE_TLV("Capture Preamplifier Volume",
591 TWL6040_REG_MICGAIN, 6, 7, 1, 1, mic_preamp_tlv),
592 SOC_DOUBLE_TLV("Capture Volume",
593 TWL6040_REG_MICGAIN, 0, 3, 4, 0, mic_amp_tlv),
594
595
596 SOC_DOUBLE_TLV("Aux FM Volume",
597 TWL6040_REG_LINEGAIN, 0, 3, 7, 0, afm_amp_tlv),
598
599
600 SOC_DOUBLE_TLV("Headset Playback Volume",
601 TWL6040_REG_HSGAIN, 0, 4, 0xF, 1, hs_tlv),
602 SOC_DOUBLE_R_TLV("Handsfree Playback Volume",
603 TWL6040_REG_HFLGAIN, TWL6040_REG_HFRGAIN, 0, 0x1D, 1, hf_tlv),
604 SOC_SINGLE_TLV("Earphone Playback Volume",
605 TWL6040_REG_EARCTL, 1, 0xF, 1, ep_tlv),
606
607 SOC_ENUM_EXT("Headset Power Mode", twl6040_power_mode_enum,
608 twl6040_headset_power_get_enum,
609 twl6040_headset_power_put_enum),
610
611
612 SOC_SINGLE("Headset Mono to Stereo Playback Switch",
613 TWL6040_REG_HSRCTL, 7, 1, 0),
614
615
616 SOC_SINGLE("Handsfree Mono to Stereo Playback Switch",
617 TWL6040_REG_HFRCTL, 5, 1, 0),
618
619 SOC_ENUM_EXT("PLL Selection", twl6040_power_mode_enum,
620 twl6040_pll_get_enum, twl6040_pll_put_enum),
621};
622
623static const struct snd_soc_dapm_widget twl6040_dapm_widgets[] = {
624
625 SND_SOC_DAPM_INPUT("MAINMIC"),
626 SND_SOC_DAPM_INPUT("HSMIC"),
627 SND_SOC_DAPM_INPUT("SUBMIC"),
628 SND_SOC_DAPM_INPUT("AFML"),
629 SND_SOC_DAPM_INPUT("AFMR"),
630
631
632 SND_SOC_DAPM_OUTPUT("HSOL"),
633 SND_SOC_DAPM_OUTPUT("HSOR"),
634 SND_SOC_DAPM_OUTPUT("HFL"),
635 SND_SOC_DAPM_OUTPUT("HFR"),
636 SND_SOC_DAPM_OUTPUT("EP"),
637 SND_SOC_DAPM_OUTPUT("AUXL"),
638 SND_SOC_DAPM_OUTPUT("AUXR"),
639 SND_SOC_DAPM_OUTPUT("VIBRAL"),
640 SND_SOC_DAPM_OUTPUT("VIBRAR"),
641
642
643 SND_SOC_DAPM_MUX("Analog Left Capture Route",
644 SND_SOC_NOPM, 0, 0, &amicl_control),
645 SND_SOC_DAPM_MUX("Analog Right Capture Route",
646 SND_SOC_NOPM, 0, 0, &amicr_control),
647
648
649 SND_SOC_DAPM_PGA("MicAmpL",
650 TWL6040_REG_MICLCTL, 0, 0, NULL, 0),
651 SND_SOC_DAPM_PGA("MicAmpR",
652 TWL6040_REG_MICRCTL, 0, 0, NULL, 0),
653
654
655 SND_SOC_DAPM_PGA("AFMAmpL",
656 TWL6040_REG_MICLCTL, 1, 0, NULL, 0),
657 SND_SOC_DAPM_PGA("AFMAmpR",
658 TWL6040_REG_MICRCTL, 1, 0, NULL, 0),
659
660
661 SND_SOC_DAPM_ADC("ADC Left", NULL, TWL6040_REG_MICLCTL, 2, 0),
662 SND_SOC_DAPM_ADC("ADC Right", NULL, TWL6040_REG_MICRCTL, 2, 0),
663
664
665 SND_SOC_DAPM_SUPPLY("Headset Mic Bias",
666 TWL6040_REG_AMICBCTL, 0, 0, NULL, 0),
667 SND_SOC_DAPM_SUPPLY("Main Mic Bias",
668 TWL6040_REG_AMICBCTL, 4, 0, NULL, 0),
669 SND_SOC_DAPM_SUPPLY("Digital Mic1 Bias",
670 TWL6040_REG_DMICBCTL, 0, 0, NULL, 0),
671 SND_SOC_DAPM_SUPPLY("Digital Mic2 Bias",
672 TWL6040_REG_DMICBCTL, 4, 0, NULL, 0),
673
674
675 SND_SOC_DAPM_DAC("HSDAC Left", NULL, SND_SOC_NOPM, 0, 0),
676 SND_SOC_DAPM_DAC("HSDAC Right", NULL, SND_SOC_NOPM, 0, 0),
677 SND_SOC_DAPM_DAC("HFDAC Left", NULL, TWL6040_REG_HFLCTL, 0, 0),
678 SND_SOC_DAPM_DAC("HFDAC Right", NULL, TWL6040_REG_HFRCTL, 0, 0),
679
680 SND_SOC_DAPM_DAC("VIBRA DAC", NULL, SND_SOC_NOPM, 0, 0),
681
682 SND_SOC_DAPM_MUX("Handsfree Left Playback",
683 SND_SOC_NOPM, 0, 0, &hfl_mux_controls),
684 SND_SOC_DAPM_MUX("Handsfree Right Playback",
685 SND_SOC_NOPM, 0, 0, &hfr_mux_controls),
686
687 SND_SOC_DAPM_MUX("Headset Left Playback",
688 SND_SOC_NOPM, 0, 0, &hsl_mux_controls),
689 SND_SOC_DAPM_MUX("Headset Right Playback",
690 SND_SOC_NOPM, 0, 0, &hsr_mux_controls),
691
692 SND_SOC_DAPM_MUX("Vibra Left Playback", SND_SOC_NOPM, 0, 0,
693 &vibral_mux_controls),
694 SND_SOC_DAPM_MUX("Vibra Right Playback", SND_SOC_NOPM, 0, 0,
695 &vibrar_mux_controls),
696
697 SND_SOC_DAPM_SWITCH("Earphone Playback", SND_SOC_NOPM, 0, 0,
698 &ep_path_enable_control),
699 SND_SOC_DAPM_SWITCH("AUXL Playback", SND_SOC_NOPM, 0, 0,
700 &auxl_switch_control),
701 SND_SOC_DAPM_SWITCH("AUXR Playback", SND_SOC_NOPM, 0, 0,
702 &auxr_switch_control),
703
704
705 SND_SOC_DAPM_OUT_DRV("HF Left Driver",
706 TWL6040_REG_HFLCTL, 4, 0, NULL, 0),
707 SND_SOC_DAPM_OUT_DRV("HF Right Driver",
708 TWL6040_REG_HFRCTL, 4, 0, NULL, 0),
709 SND_SOC_DAPM_OUT_DRV("HS Left Driver",
710 TWL6040_REG_HSLCTL, 2, 0, NULL, 0),
711 SND_SOC_DAPM_OUT_DRV("HS Right Driver",
712 TWL6040_REG_HSRCTL, 2, 0, NULL, 0),
713 SND_SOC_DAPM_OUT_DRV_E("Earphone Driver",
714 TWL6040_REG_EARCTL, 0, 0, NULL, 0,
715 twl6040_ep_drv_event,
716 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
717 SND_SOC_DAPM_OUT_DRV("Vibra Left Driver",
718 TWL6040_REG_VIBCTLL, 0, 0, NULL, 0),
719 SND_SOC_DAPM_OUT_DRV("Vibra Right Driver",
720 TWL6040_REG_VIBCTLR, 0, 0, NULL, 0),
721
722 SND_SOC_DAPM_SUPPLY("Vibra Left Control", TWL6040_REG_VIBCTLL, 2, 0,
723 NULL, 0),
724 SND_SOC_DAPM_SUPPLY("Vibra Right Control", TWL6040_REG_VIBCTLR, 2, 0,
725 NULL, 0),
726 SND_SOC_DAPM_SUPPLY_S("HSDAC Power", 1, SND_SOC_NOPM, 0, 0,
727 twl6040_hs_dac_event,
728 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
729
730
731 SND_SOC_DAPM_PGA("HF Left PGA",
732 TWL6040_REG_HFLCTL, 1, 0, NULL, 0),
733 SND_SOC_DAPM_PGA("HF Right PGA",
734 TWL6040_REG_HFRCTL, 1, 0, NULL, 0),
735
736};
737
738static const struct snd_soc_dapm_route intercon[] = {
739
740 {"HSDAC Left", NULL, "Legacy Playback"},
741 {"HSDAC Left", NULL, "Headset Playback"},
742 {"HSDAC Right", NULL, "Legacy Playback"},
743 {"HSDAC Right", NULL, "Headset Playback"},
744
745 {"HFDAC Left", NULL, "Legacy Playback"},
746 {"HFDAC Left", NULL, "Handsfree Playback"},
747 {"HFDAC Right", NULL, "Legacy Playback"},
748 {"HFDAC Right", NULL, "Handsfree Playback"},
749
750 {"VIBRA DAC", NULL, "Legacy Playback"},
751 {"VIBRA DAC", NULL, "Vibra Playback"},
752
753
754 {"Legacy Capture" , NULL, "ADC Left"},
755 {"Capture", NULL, "ADC Left"},
756 {"Legacy Capture", NULL, "ADC Right"},
757 {"Capture" , NULL, "ADC Right"},
758
759
760 {"Analog Left Capture Route", "Headset Mic", "HSMIC"},
761 {"Analog Left Capture Route", "Main Mic", "MAINMIC"},
762 {"Analog Left Capture Route", "Aux/FM Left", "AFML"},
763
764 {"Analog Right Capture Route", "Headset Mic", "HSMIC"},
765 {"Analog Right Capture Route", "Sub Mic", "SUBMIC"},
766 {"Analog Right Capture Route", "Aux/FM Right", "AFMR"},
767
768 {"MicAmpL", NULL, "Analog Left Capture Route"},
769 {"MicAmpR", NULL, "Analog Right Capture Route"},
770
771 {"ADC Left", NULL, "MicAmpL"},
772 {"ADC Right", NULL, "MicAmpR"},
773
774
775 {"AFMAmpL", NULL, "AFML"},
776 {"AFMAmpR", NULL, "AFMR"},
777
778 {"HSDAC Left", NULL, "HSDAC Power"},
779 {"HSDAC Right", NULL, "HSDAC Power"},
780
781 {"Headset Left Playback", "HS DAC", "HSDAC Left"},
782 {"Headset Left Playback", "Line-In amp", "AFMAmpL"},
783
784 {"Headset Right Playback", "HS DAC", "HSDAC Right"},
785 {"Headset Right Playback", "Line-In amp", "AFMAmpR"},
786
787 {"HS Left Driver", NULL, "Headset Left Playback"},
788 {"HS Right Driver", NULL, "Headset Right Playback"},
789
790 {"HSOL", NULL, "HS Left Driver"},
791 {"HSOR", NULL, "HS Right Driver"},
792
793
794 {"Earphone Playback", "Switch", "HSDAC Left"},
795 {"Earphone Driver", NULL, "Earphone Playback"},
796 {"EP", NULL, "Earphone Driver"},
797
798 {"Handsfree Left Playback", "HF DAC", "HFDAC Left"},
799 {"Handsfree Left Playback", "Line-In amp", "AFMAmpL"},
800
801 {"Handsfree Right Playback", "HF DAC", "HFDAC Right"},
802 {"Handsfree Right Playback", "Line-In amp", "AFMAmpR"},
803
804 {"HF Left PGA", NULL, "Handsfree Left Playback"},
805 {"HF Right PGA", NULL, "Handsfree Right Playback"},
806
807 {"HF Left Driver", NULL, "HF Left PGA"},
808 {"HF Right Driver", NULL, "HF Right PGA"},
809
810 {"HFL", NULL, "HF Left Driver"},
811 {"HFR", NULL, "HF Right Driver"},
812
813 {"AUXL Playback", "Switch", "HF Left PGA"},
814 {"AUXR Playback", "Switch", "HF Right PGA"},
815
816 {"AUXL", NULL, "AUXL Playback"},
817 {"AUXR", NULL, "AUXR Playback"},
818
819
820 {"Vibra Left Playback", "Audio PDM", "VIBRA DAC"},
821 {"Vibra Right Playback", "Audio PDM", "VIBRA DAC"},
822
823 {"Vibra Left Driver", NULL, "Vibra Left Playback"},
824 {"Vibra Right Driver", NULL, "Vibra Right Playback"},
825 {"Vibra Left Driver", NULL, "Vibra Left Control"},
826 {"Vibra Right Driver", NULL, "Vibra Right Control"},
827
828 {"VIBRAL", NULL, "Vibra Left Driver"},
829 {"VIBRAR", NULL, "Vibra Right Driver"},
830};
831
832static int twl6040_set_bias_level(struct snd_soc_component *component,
833 enum snd_soc_bias_level level)
834{
835 struct twl6040 *twl6040 = to_twl6040(component);
836 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
837 int ret = 0;
838
839 switch (level) {
840 case SND_SOC_BIAS_ON:
841 break;
842 case SND_SOC_BIAS_PREPARE:
843 break;
844 case SND_SOC_BIAS_STANDBY:
845 if (priv->codec_powered) {
846
847 ret = twl6040_set_pll(twl6040, TWL6040_SYSCLK_SEL_LPPLL,
848 32768, 19200000);
849 break;
850 }
851
852 ret = twl6040_power(twl6040, 1);
853 if (ret)
854 break;
855
856 priv->codec_powered = 1;
857
858
859 twl6040_write(component, TWL6040_REG_GPOCTL, 0x02);
860 break;
861 case SND_SOC_BIAS_OFF:
862 if (!priv->codec_powered)
863 break;
864
865 twl6040_power(twl6040, 0);
866 priv->codec_powered = 0;
867 break;
868 }
869
870 return ret;
871}
872
873static int twl6040_startup(struct snd_pcm_substream *substream,
874 struct snd_soc_dai *dai)
875{
876 struct snd_soc_component *component = dai->component;
877 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
878
879 snd_pcm_hw_constraint_list(substream->runtime, 0,
880 SNDRV_PCM_HW_PARAM_RATE,
881 &sysclk_constraints[priv->pll_power_mode]);
882
883 return 0;
884}
885
886static int twl6040_hw_params(struct snd_pcm_substream *substream,
887 struct snd_pcm_hw_params *params,
888 struct snd_soc_dai *dai)
889{
890 struct snd_soc_component *component = dai->component;
891 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
892 int rate;
893
894 rate = params_rate(params);
895 switch (rate) {
896 case 11250:
897 case 22500:
898 case 44100:
899 case 88200:
900
901 if (unlikely(priv->pll == TWL6040_SYSCLK_SEL_HPPLL)) {
902 dev_err(component->dev, "HPPLL does not support rate %d\n",
903 rate);
904 return -EINVAL;
905 }
906 priv->sysclk = 17640000;
907 break;
908 case 8000:
909 case 16000:
910 case 32000:
911 case 48000:
912 case 96000:
913 priv->sysclk = 19200000;
914 break;
915 default:
916 dev_err(component->dev, "unsupported rate %d\n", rate);
917 return -EINVAL;
918 }
919
920 return 0;
921}
922
923static int twl6040_prepare(struct snd_pcm_substream *substream,
924 struct snd_soc_dai *dai)
925{
926 struct snd_soc_component *component = dai->component;
927 struct twl6040 *twl6040 = to_twl6040(component);
928 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
929 int ret;
930
931 if (!priv->sysclk) {
932 dev_err(component->dev,
933 "no mclk configured, call set_sysclk() on init\n");
934 return -EINVAL;
935 }
936
937 ret = twl6040_set_pll(twl6040, priv->pll, priv->clk_in, priv->sysclk);
938 if (ret) {
939 dev_err(component->dev, "Can not set PLL (%d)\n", ret);
940 return -EPERM;
941 }
942
943 return 0;
944}
945
946static int twl6040_set_dai_sysclk(struct snd_soc_dai *codec_dai,
947 int clk_id, unsigned int freq, int dir)
948{
949 struct snd_soc_component *component = codec_dai->component;
950 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
951
952 switch (clk_id) {
953 case TWL6040_SYSCLK_SEL_LPPLL:
954 case TWL6040_SYSCLK_SEL_HPPLL:
955 priv->pll = clk_id;
956 priv->clk_in = freq;
957 break;
958 default:
959 dev_err(component->dev, "unknown clk_id %d\n", clk_id);
960 return -EINVAL;
961 }
962
963 return 0;
964}
965
966static void twl6040_mute_path(struct snd_soc_component *component, enum twl6040_dai_id id,
967 int mute)
968{
969 struct twl6040 *twl6040 = to_twl6040(component);
970 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
971 int hslctl, hsrctl, earctl;
972 int hflctl, hfrctl;
973
974 switch (id) {
975 case TWL6040_DAI_DL1:
976 hslctl = twl6040_read(component, TWL6040_REG_HSLCTL);
977 hsrctl = twl6040_read(component, TWL6040_REG_HSRCTL);
978 earctl = twl6040_read(component, TWL6040_REG_EARCTL);
979
980 if (mute) {
981
982 earctl &= ~0x01;
983 hslctl &= ~(TWL6040_HSDRVENA | TWL6040_HSDACENA);
984 hsrctl &= ~(TWL6040_HSDRVENA | TWL6040_HSDACENA);
985
986 }
987
988 twl6040_reg_write(twl6040, TWL6040_REG_EARCTL, earctl);
989 twl6040_reg_write(twl6040, TWL6040_REG_HSLCTL, hslctl);
990 twl6040_reg_write(twl6040, TWL6040_REG_HSRCTL, hsrctl);
991 priv->dl1_unmuted = !mute;
992 break;
993 case TWL6040_DAI_DL2:
994 hflctl = twl6040_read(component, TWL6040_REG_HFLCTL);
995 hfrctl = twl6040_read(component, TWL6040_REG_HFRCTL);
996
997 if (mute) {
998
999 hflctl &= ~(TWL6040_HFDACENA | TWL6040_HFPGAENA |
1000 TWL6040_HFDRVENA | TWL6040_HFSWENA);
1001 hfrctl &= ~(TWL6040_HFDACENA | TWL6040_HFPGAENA |
1002 TWL6040_HFDRVENA | TWL6040_HFSWENA);
1003 }
1004
1005 twl6040_reg_write(twl6040, TWL6040_REG_HFLCTL, hflctl);
1006 twl6040_reg_write(twl6040, TWL6040_REG_HFRCTL, hfrctl);
1007 priv->dl2_unmuted = !mute;
1008 break;
1009 default:
1010 break;
1011 }
1012}
1013
1014static int twl6040_digital_mute(struct snd_soc_dai *dai, int mute)
1015{
1016 switch (dai->id) {
1017 case TWL6040_DAI_LEGACY:
1018 twl6040_mute_path(dai->component, TWL6040_DAI_DL1, mute);
1019 twl6040_mute_path(dai->component, TWL6040_DAI_DL2, mute);
1020 break;
1021 case TWL6040_DAI_DL1:
1022 case TWL6040_DAI_DL2:
1023 twl6040_mute_path(dai->component, dai->id, mute);
1024 break;
1025 default:
1026 break;
1027 }
1028
1029 return 0;
1030}
1031
1032static const struct snd_soc_dai_ops twl6040_dai_ops = {
1033 .startup = twl6040_startup,
1034 .hw_params = twl6040_hw_params,
1035 .prepare = twl6040_prepare,
1036 .set_sysclk = twl6040_set_dai_sysclk,
1037 .digital_mute = twl6040_digital_mute,
1038};
1039
1040static struct snd_soc_dai_driver twl6040_dai[] = {
1041{
1042 .name = "twl6040-legacy",
1043 .id = TWL6040_DAI_LEGACY,
1044 .playback = {
1045 .stream_name = "Legacy Playback",
1046 .channels_min = 1,
1047 .channels_max = 5,
1048 .rates = TWL6040_RATES,
1049 .formats = TWL6040_FORMATS,
1050 },
1051 .capture = {
1052 .stream_name = "Legacy Capture",
1053 .channels_min = 1,
1054 .channels_max = 2,
1055 .rates = TWL6040_RATES,
1056 .formats = TWL6040_FORMATS,
1057 },
1058 .ops = &twl6040_dai_ops,
1059},
1060{
1061 .name = "twl6040-ul",
1062 .id = TWL6040_DAI_UL,
1063 .capture = {
1064 .stream_name = "Capture",
1065 .channels_min = 1,
1066 .channels_max = 2,
1067 .rates = TWL6040_RATES,
1068 .formats = TWL6040_FORMATS,
1069 },
1070 .ops = &twl6040_dai_ops,
1071},
1072{
1073 .name = "twl6040-dl1",
1074 .id = TWL6040_DAI_DL1,
1075 .playback = {
1076 .stream_name = "Headset Playback",
1077 .channels_min = 1,
1078 .channels_max = 2,
1079 .rates = TWL6040_RATES,
1080 .formats = TWL6040_FORMATS,
1081 },
1082 .ops = &twl6040_dai_ops,
1083},
1084{
1085 .name = "twl6040-dl2",
1086 .id = TWL6040_DAI_DL2,
1087 .playback = {
1088 .stream_name = "Handsfree Playback",
1089 .channels_min = 1,
1090 .channels_max = 2,
1091 .rates = TWL6040_RATES,
1092 .formats = TWL6040_FORMATS,
1093 },
1094 .ops = &twl6040_dai_ops,
1095},
1096{
1097 .name = "twl6040-vib",
1098 .id = TWL6040_DAI_VIB,
1099 .playback = {
1100 .stream_name = "Vibra Playback",
1101 .channels_min = 1,
1102 .channels_max = 1,
1103 .rates = SNDRV_PCM_RATE_CONTINUOUS,
1104 .formats = TWL6040_FORMATS,
1105 },
1106 .ops = &twl6040_dai_ops,
1107},
1108};
1109
1110static int twl6040_probe(struct snd_soc_component *component)
1111{
1112 struct twl6040_data *priv;
1113 struct platform_device *pdev = to_platform_device(component->dev);
1114 int ret = 0;
1115
1116 priv = devm_kzalloc(component->dev, sizeof(*priv), GFP_KERNEL);
1117 if (priv == NULL)
1118 return -ENOMEM;
1119
1120 snd_soc_component_set_drvdata(component, priv);
1121
1122 priv->component = component;
1123
1124 priv->plug_irq = platform_get_irq(pdev, 0);
1125 if (priv->plug_irq < 0) {
1126 dev_err(component->dev, "invalid irq: %d\n", priv->plug_irq);
1127 return priv->plug_irq;
1128 }
1129
1130 INIT_DELAYED_WORK(&priv->hs_jack.work, twl6040_accessory_work);
1131
1132 mutex_init(&priv->mutex);
1133
1134 ret = request_threaded_irq(priv->plug_irq, NULL,
1135 twl6040_audio_handler,
1136 IRQF_NO_SUSPEND | IRQF_ONESHOT,
1137 "twl6040_irq_plug", component);
1138 if (ret) {
1139 dev_err(component->dev, "PLUG IRQ request failed: %d\n", ret);
1140 return ret;
1141 }
1142
1143 snd_soc_component_force_bias_level(component, SND_SOC_BIAS_STANDBY);
1144 twl6040_init_chip(component);
1145
1146 return 0;
1147}
1148
1149static void twl6040_remove(struct snd_soc_component *component)
1150{
1151 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
1152
1153 free_irq(priv->plug_irq, component);
1154}
1155
1156static const struct snd_soc_component_driver soc_component_dev_twl6040 = {
1157 .probe = twl6040_probe,
1158 .remove = twl6040_remove,
1159 .read = twl6040_read,
1160 .write = twl6040_write,
1161 .set_bias_level = twl6040_set_bias_level,
1162 .controls = twl6040_snd_controls,
1163 .num_controls = ARRAY_SIZE(twl6040_snd_controls),
1164 .dapm_widgets = twl6040_dapm_widgets,
1165 .num_dapm_widgets = ARRAY_SIZE(twl6040_dapm_widgets),
1166 .dapm_routes = intercon,
1167 .num_dapm_routes = ARRAY_SIZE(intercon),
1168 .suspend_bias_off = 1,
1169 .idle_bias_on = 1,
1170 .endianness = 1,
1171 .non_legacy_dai_naming = 1,
1172};
1173
1174static int twl6040_codec_probe(struct platform_device *pdev)
1175{
1176 return devm_snd_soc_register_component(&pdev->dev,
1177 &soc_component_dev_twl6040,
1178 twl6040_dai, ARRAY_SIZE(twl6040_dai));
1179}
1180
1181static struct platform_driver twl6040_codec_driver = {
1182 .driver = {
1183 .name = "twl6040-codec",
1184 },
1185 .probe = twl6040_codec_probe,
1186};
1187
1188module_platform_driver(twl6040_codec_driver);
1189
1190MODULE_DESCRIPTION("ASoC TWL6040 codec driver");
1191MODULE_AUTHOR("Misael Lopez Cruz");
1192MODULE_LICENSE("GPL");
1193