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8#include <linux/module.h>
9#include <linux/moduleparam.h>
10#include <linux/init.h>
11#include <linux/delay.h>
12#include <linux/pm.h>
13#include <linux/platform_device.h>
14#include <linux/slab.h>
15#include <linux/mfd/twl6040.h>
16
17#include <sound/core.h>
18#include <sound/pcm.h>
19#include <sound/pcm_params.h>
20#include <sound/soc.h>
21#include <sound/soc-dapm.h>
22#include <sound/initval.h>
23#include <sound/tlv.h>
24
25#include "twl6040.h"
26
27enum twl6040_dai_id {
28 TWL6040_DAI_LEGACY = 0,
29 TWL6040_DAI_UL,
30 TWL6040_DAI_DL1,
31 TWL6040_DAI_DL2,
32 TWL6040_DAI_VIB,
33};
34
35#define TWL6040_RATES SNDRV_PCM_RATE_8000_96000
36#define TWL6040_FORMATS (SNDRV_PCM_FMTBIT_S32_LE)
37
38#define TWL6040_OUTHS_0dB 0x00
39#define TWL6040_OUTHS_M30dB 0x0F
40#define TWL6040_OUTHF_0dB 0x03
41#define TWL6040_OUTHF_M52dB 0x1D
42
43#define TWL6040_CACHEREGNUM (TWL6040_REG_STATUS + 1)
44
45struct twl6040_jack_data {
46 struct snd_soc_jack *jack;
47 struct delayed_work work;
48 int report;
49};
50
51
52struct twl6040_data {
53 int plug_irq;
54 int codec_powered;
55 int pll;
56 int pll_power_mode;
57 int hs_power_mode;
58 int hs_power_mode_locked;
59 bool dl1_unmuted;
60 bool dl2_unmuted;
61 u8 dl12_cache[TWL6040_REG_HFRCTL - TWL6040_REG_HSLCTL + 1];
62 unsigned int clk_in;
63 unsigned int sysclk;
64 struct twl6040_jack_data hs_jack;
65 struct snd_soc_component *component;
66 struct mutex mutex;
67};
68
69
70static const unsigned int lp_rates[] = {
71 8000,
72 11250,
73 16000,
74 22500,
75 32000,
76 44100,
77 48000,
78 88200,
79 96000,
80};
81
82static const unsigned int hp_rates[] = {
83 8000,
84 16000,
85 32000,
86 48000,
87 96000,
88};
89
90static const struct snd_pcm_hw_constraint_list sysclk_constraints[] = {
91 { .count = ARRAY_SIZE(lp_rates), .list = lp_rates, },
92 { .count = ARRAY_SIZE(hp_rates), .list = hp_rates, },
93};
94
95#define to_twl6040(component) dev_get_drvdata((component)->dev->parent)
96
97static unsigned int twl6040_read(struct snd_soc_component *component, unsigned int reg)
98{
99 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
100 struct twl6040 *twl6040 = to_twl6040(component);
101 u8 value;
102
103 if (reg >= TWL6040_CACHEREGNUM)
104 return -EIO;
105
106 switch (reg) {
107 case TWL6040_REG_HSLCTL:
108 case TWL6040_REG_HSRCTL:
109 case TWL6040_REG_EARCTL:
110 case TWL6040_REG_HFLCTL:
111 case TWL6040_REG_HFRCTL:
112 value = priv->dl12_cache[reg - TWL6040_REG_HSLCTL];
113 break;
114 default:
115 value = twl6040_reg_read(twl6040, reg);
116 break;
117 }
118
119 return value;
120}
121
122static bool twl6040_can_write_to_chip(struct snd_soc_component *component,
123 unsigned int reg)
124{
125 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
126
127 switch (reg) {
128 case TWL6040_REG_HSLCTL:
129 case TWL6040_REG_HSRCTL:
130 case TWL6040_REG_EARCTL:
131
132 return priv->dl1_unmuted;
133 case TWL6040_REG_HFLCTL:
134 case TWL6040_REG_HFRCTL:
135 return priv->dl2_unmuted;
136 default:
137 return true;
138 }
139}
140
141static inline void twl6040_update_dl12_cache(struct snd_soc_component *component,
142 u8 reg, u8 value)
143{
144 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
145
146 switch (reg) {
147 case TWL6040_REG_HSLCTL:
148 case TWL6040_REG_HSRCTL:
149 case TWL6040_REG_EARCTL:
150 case TWL6040_REG_HFLCTL:
151 case TWL6040_REG_HFRCTL:
152 priv->dl12_cache[reg - TWL6040_REG_HSLCTL] = value;
153 break;
154 default:
155 break;
156 }
157}
158
159static int twl6040_write(struct snd_soc_component *component,
160 unsigned int reg, unsigned int value)
161{
162 struct twl6040 *twl6040 = to_twl6040(component);
163
164 if (reg >= TWL6040_CACHEREGNUM)
165 return -EIO;
166
167 twl6040_update_dl12_cache(component, reg, value);
168 if (twl6040_can_write_to_chip(component, reg))
169 return twl6040_reg_write(twl6040, reg, value);
170 else
171 return 0;
172}
173
174static void twl6040_init_chip(struct snd_soc_component *component)
175{
176 twl6040_read(component, TWL6040_REG_TRIM1);
177 twl6040_read(component, TWL6040_REG_TRIM2);
178 twl6040_read(component, TWL6040_REG_TRIM3);
179 twl6040_read(component, TWL6040_REG_HSOTRIM);
180 twl6040_read(component, TWL6040_REG_HFOTRIM);
181
182
183
184 twl6040_write(component, TWL6040_REG_MICLCTL, 0x18);
185 twl6040_write(component, TWL6040_REG_MICRCTL, 0x18);
186
187
188
189
190
191
192 twl6040_write(component, TWL6040_REG_HSGAIN, 0xff);
193 twl6040_write(component, TWL6040_REG_EARCTL, 0x1e);
194 twl6040_write(component, TWL6040_REG_HFLGAIN, 0x1d);
195 twl6040_write(component, TWL6040_REG_HFRGAIN, 0x1d);
196 twl6040_write(component, TWL6040_REG_LINEGAIN, 0);
197}
198
199
200static int headset_power_mode(struct snd_soc_component *component, int high_perf)
201{
202 int hslctl, hsrctl;
203 int mask = TWL6040_HSDRVMODE | TWL6040_HSDACMODE;
204
205 hslctl = twl6040_read(component, TWL6040_REG_HSLCTL);
206 hsrctl = twl6040_read(component, TWL6040_REG_HSRCTL);
207
208 if (high_perf) {
209 hslctl &= ~mask;
210 hsrctl &= ~mask;
211 } else {
212 hslctl |= mask;
213 hsrctl |= mask;
214 }
215
216 twl6040_write(component, TWL6040_REG_HSLCTL, hslctl);
217 twl6040_write(component, TWL6040_REG_HSRCTL, hsrctl);
218
219 return 0;
220}
221
222static int twl6040_hs_dac_event(struct snd_soc_dapm_widget *w,
223 struct snd_kcontrol *kcontrol, int event)
224{
225 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
226 u8 hslctl, hsrctl;
227
228
229
230
231
232
233 hslctl = twl6040_read(component, TWL6040_REG_HSLCTL);
234 hsrctl = twl6040_read(component, TWL6040_REG_HSRCTL);
235 if (SND_SOC_DAPM_EVENT_ON(event)) {
236 hslctl |= TWL6040_HSDACENA;
237 hsrctl |= TWL6040_HSDACENA;
238 } else {
239 hslctl &= ~TWL6040_HSDACENA;
240 hsrctl &= ~TWL6040_HSDACENA;
241 }
242 twl6040_write(component, TWL6040_REG_HSLCTL, hslctl);
243 twl6040_write(component, TWL6040_REG_HSRCTL, hsrctl);
244
245 msleep(1);
246 return 0;
247}
248
249static int twl6040_ep_drv_event(struct snd_soc_dapm_widget *w,
250 struct snd_kcontrol *kcontrol, int event)
251{
252 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
253 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
254 int ret = 0;
255
256 if (SND_SOC_DAPM_EVENT_ON(event)) {
257
258 priv->hs_power_mode_locked = 1;
259 ret = headset_power_mode(component, 1);
260 } else {
261 priv->hs_power_mode_locked = 0;
262 ret = headset_power_mode(component, priv->hs_power_mode);
263 }
264
265 msleep(1);
266
267 return ret;
268}
269
270static void twl6040_hs_jack_report(struct snd_soc_component *component,
271 struct snd_soc_jack *jack, int report)
272{
273 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
274 int status;
275
276 mutex_lock(&priv->mutex);
277
278
279 status = twl6040_read(component, TWL6040_REG_STATUS);
280 if (status & TWL6040_PLUGCOMP)
281 snd_soc_jack_report(jack, report, report);
282 else
283 snd_soc_jack_report(jack, 0, report);
284
285 mutex_unlock(&priv->mutex);
286}
287
288void twl6040_hs_jack_detect(struct snd_soc_component *component,
289 struct snd_soc_jack *jack, int report)
290{
291 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
292 struct twl6040_jack_data *hs_jack = &priv->hs_jack;
293
294 hs_jack->jack = jack;
295 hs_jack->report = report;
296
297 twl6040_hs_jack_report(component, hs_jack->jack, hs_jack->report);
298}
299EXPORT_SYMBOL_GPL(twl6040_hs_jack_detect);
300
301static void twl6040_accessory_work(struct work_struct *work)
302{
303 struct twl6040_data *priv = container_of(work,
304 struct twl6040_data, hs_jack.work.work);
305 struct snd_soc_component *component = priv->component;
306 struct twl6040_jack_data *hs_jack = &priv->hs_jack;
307
308 twl6040_hs_jack_report(component, hs_jack->jack, hs_jack->report);
309}
310
311
312static irqreturn_t twl6040_audio_handler(int irq, void *data)
313{
314 struct snd_soc_component *component = data;
315 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
316
317 queue_delayed_work(system_power_efficient_wq,
318 &priv->hs_jack.work, msecs_to_jiffies(200));
319
320 return IRQ_HANDLED;
321}
322
323static int twl6040_soc_dapm_put_vibra_enum(struct snd_kcontrol *kcontrol,
324 struct snd_ctl_elem_value *ucontrol)
325{
326 struct snd_soc_component *component = snd_soc_dapm_kcontrol_component(kcontrol);
327 struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
328 unsigned int val;
329
330
331 val = twl6040_read(component, e->reg);
332 if (val & TWL6040_VIBENA && !(val & TWL6040_VIBSEL))
333 return -EBUSY;
334
335 return snd_soc_dapm_put_enum_double(kcontrol, ucontrol);
336}
337
338
339
340
341
342static DECLARE_TLV_DB_SCALE(mic_preamp_tlv, -600, 600, 0);
343
344
345
346
347
348static DECLARE_TLV_DB_SCALE(mic_amp_tlv, 600, 600, 0);
349
350
351
352
353
354static DECLARE_TLV_DB_SCALE(afm_amp_tlv, -1800, 600, 0);
355
356
357
358
359
360static DECLARE_TLV_DB_SCALE(hs_tlv, -3000, 200, 0);
361
362
363
364
365
366static DECLARE_TLV_DB_SCALE(hf_tlv, -5200, 200, 0);
367
368
369
370
371
372static DECLARE_TLV_DB_SCALE(ep_tlv, -2400, 200, 0);
373
374
375static const char *twl6040_amicl_texts[] =
376 {"Headset Mic", "Main Mic", "Aux/FM Left", "Off"};
377
378
379static const char *twl6040_amicr_texts[] =
380 {"Headset Mic", "Sub Mic", "Aux/FM Right", "Off"};
381
382static const struct soc_enum twl6040_enum[] = {
383 SOC_ENUM_SINGLE(TWL6040_REG_MICLCTL, 3,
384 ARRAY_SIZE(twl6040_amicl_texts), twl6040_amicl_texts),
385 SOC_ENUM_SINGLE(TWL6040_REG_MICRCTL, 3,
386 ARRAY_SIZE(twl6040_amicr_texts), twl6040_amicr_texts),
387};
388
389static const char *twl6040_hs_texts[] = {
390 "Off", "HS DAC", "Line-In amp"
391};
392
393static const struct soc_enum twl6040_hs_enum[] = {
394 SOC_ENUM_SINGLE(TWL6040_REG_HSLCTL, 5, ARRAY_SIZE(twl6040_hs_texts),
395 twl6040_hs_texts),
396 SOC_ENUM_SINGLE(TWL6040_REG_HSRCTL, 5, ARRAY_SIZE(twl6040_hs_texts),
397 twl6040_hs_texts),
398};
399
400static const char *twl6040_hf_texts[] = {
401 "Off", "HF DAC", "Line-In amp"
402};
403
404static const struct soc_enum twl6040_hf_enum[] = {
405 SOC_ENUM_SINGLE(TWL6040_REG_HFLCTL, 2, ARRAY_SIZE(twl6040_hf_texts),
406 twl6040_hf_texts),
407 SOC_ENUM_SINGLE(TWL6040_REG_HFRCTL, 2, ARRAY_SIZE(twl6040_hf_texts),
408 twl6040_hf_texts),
409};
410
411static const char *twl6040_vibrapath_texts[] = {
412 "Input FF", "Audio PDM"
413};
414
415static const struct soc_enum twl6040_vibra_enum[] = {
416 SOC_ENUM_SINGLE(TWL6040_REG_VIBCTLL, 1,
417 ARRAY_SIZE(twl6040_vibrapath_texts),
418 twl6040_vibrapath_texts),
419 SOC_ENUM_SINGLE(TWL6040_REG_VIBCTLR, 1,
420 ARRAY_SIZE(twl6040_vibrapath_texts),
421 twl6040_vibrapath_texts),
422};
423
424static const struct snd_kcontrol_new amicl_control =
425 SOC_DAPM_ENUM("Route", twl6040_enum[0]);
426
427static const struct snd_kcontrol_new amicr_control =
428 SOC_DAPM_ENUM("Route", twl6040_enum[1]);
429
430
431static const struct snd_kcontrol_new hsl_mux_controls =
432 SOC_DAPM_ENUM("Route", twl6040_hs_enum[0]);
433
434static const struct snd_kcontrol_new hsr_mux_controls =
435 SOC_DAPM_ENUM("Route", twl6040_hs_enum[1]);
436
437
438static const struct snd_kcontrol_new hfl_mux_controls =
439 SOC_DAPM_ENUM("Route", twl6040_hf_enum[0]);
440
441static const struct snd_kcontrol_new hfr_mux_controls =
442 SOC_DAPM_ENUM("Route", twl6040_hf_enum[1]);
443
444static const struct snd_kcontrol_new ep_path_enable_control =
445 SOC_DAPM_SINGLE_VIRT("Switch", 1);
446
447static const struct snd_kcontrol_new auxl_switch_control =
448 SOC_DAPM_SINGLE("Switch", TWL6040_REG_HFLCTL, 6, 1, 0);
449
450static const struct snd_kcontrol_new auxr_switch_control =
451 SOC_DAPM_SINGLE("Switch", TWL6040_REG_HFRCTL, 6, 1, 0);
452
453
454static const struct snd_kcontrol_new vibral_mux_controls =
455 SOC_DAPM_ENUM_EXT("Route", twl6040_vibra_enum[0],
456 snd_soc_dapm_get_enum_double,
457 twl6040_soc_dapm_put_vibra_enum);
458
459static const struct snd_kcontrol_new vibrar_mux_controls =
460 SOC_DAPM_ENUM_EXT("Route", twl6040_vibra_enum[1],
461 snd_soc_dapm_get_enum_double,
462 twl6040_soc_dapm_put_vibra_enum);
463
464
465static const char *twl6040_power_mode_texts[] = {
466 "Low-Power", "High-Performance",
467};
468
469static SOC_ENUM_SINGLE_EXT_DECL(twl6040_power_mode_enum,
470 twl6040_power_mode_texts);
471
472static int twl6040_headset_power_get_enum(struct snd_kcontrol *kcontrol,
473 struct snd_ctl_elem_value *ucontrol)
474{
475 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
476 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
477
478 ucontrol->value.enumerated.item[0] = priv->hs_power_mode;
479
480 return 0;
481}
482
483static int twl6040_headset_power_put_enum(struct snd_kcontrol *kcontrol,
484 struct snd_ctl_elem_value *ucontrol)
485{
486 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
487 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
488 int high_perf = ucontrol->value.enumerated.item[0];
489 int ret = 0;
490
491 if (!priv->hs_power_mode_locked)
492 ret = headset_power_mode(component, high_perf);
493
494 if (!ret)
495 priv->hs_power_mode = high_perf;
496
497 return ret;
498}
499
500static int twl6040_pll_get_enum(struct snd_kcontrol *kcontrol,
501 struct snd_ctl_elem_value *ucontrol)
502{
503 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
504 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
505
506 ucontrol->value.enumerated.item[0] = priv->pll_power_mode;
507
508 return 0;
509}
510
511static int twl6040_pll_put_enum(struct snd_kcontrol *kcontrol,
512 struct snd_ctl_elem_value *ucontrol)
513{
514 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
515 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
516
517 priv->pll_power_mode = ucontrol->value.enumerated.item[0];
518
519 return 0;
520}
521
522int twl6040_get_dl1_gain(struct snd_soc_component *component)
523{
524 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
525
526 if (snd_soc_dapm_get_pin_status(dapm, "EP"))
527 return -1;
528
529 if (snd_soc_dapm_get_pin_status(dapm, "HSOR") ||
530 snd_soc_dapm_get_pin_status(dapm, "HSOL")) {
531
532 u8 val = twl6040_read(component, TWL6040_REG_HSLCTL);
533 if (val & TWL6040_HSDACMODE)
534
535 return -8;
536 else
537
538 return -1;
539 }
540 return 0;
541}
542EXPORT_SYMBOL_GPL(twl6040_get_dl1_gain);
543
544int twl6040_get_clk_id(struct snd_soc_component *component)
545{
546 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
547
548 return priv->pll_power_mode;
549}
550EXPORT_SYMBOL_GPL(twl6040_get_clk_id);
551
552int twl6040_get_trim_value(struct snd_soc_component *component, enum twl6040_trim trim)
553{
554 if (unlikely(trim >= TWL6040_TRIM_INVAL))
555 return -EINVAL;
556
557 return twl6040_read(component, TWL6040_REG_TRIM1 + trim);
558}
559EXPORT_SYMBOL_GPL(twl6040_get_trim_value);
560
561int twl6040_get_hs_step_size(struct snd_soc_component *component)
562{
563 struct twl6040 *twl6040 = to_twl6040(component);
564
565 if (twl6040_get_revid(twl6040) < TWL6040_REV_ES1_3)
566
567 return 2;
568 else
569
570 return 1;
571}
572EXPORT_SYMBOL_GPL(twl6040_get_hs_step_size);
573
574static const struct snd_kcontrol_new twl6040_snd_controls[] = {
575
576 SOC_DOUBLE_TLV("Capture Preamplifier Volume",
577 TWL6040_REG_MICGAIN, 6, 7, 1, 1, mic_preamp_tlv),
578 SOC_DOUBLE_TLV("Capture Volume",
579 TWL6040_REG_MICGAIN, 0, 3, 4, 0, mic_amp_tlv),
580
581
582 SOC_DOUBLE_TLV("Aux FM Volume",
583 TWL6040_REG_LINEGAIN, 0, 3, 7, 0, afm_amp_tlv),
584
585
586 SOC_DOUBLE_TLV("Headset Playback Volume",
587 TWL6040_REG_HSGAIN, 0, 4, 0xF, 1, hs_tlv),
588 SOC_DOUBLE_R_TLV("Handsfree Playback Volume",
589 TWL6040_REG_HFLGAIN, TWL6040_REG_HFRGAIN, 0, 0x1D, 1, hf_tlv),
590 SOC_SINGLE_TLV("Earphone Playback Volume",
591 TWL6040_REG_EARCTL, 1, 0xF, 1, ep_tlv),
592
593 SOC_ENUM_EXT("Headset Power Mode", twl6040_power_mode_enum,
594 twl6040_headset_power_get_enum,
595 twl6040_headset_power_put_enum),
596
597
598 SOC_SINGLE("Headset Mono to Stereo Playback Switch",
599 TWL6040_REG_HSRCTL, 7, 1, 0),
600
601
602 SOC_SINGLE("Handsfree Mono to Stereo Playback Switch",
603 TWL6040_REG_HFRCTL, 5, 1, 0),
604
605 SOC_ENUM_EXT("PLL Selection", twl6040_power_mode_enum,
606 twl6040_pll_get_enum, twl6040_pll_put_enum),
607};
608
609static const struct snd_soc_dapm_widget twl6040_dapm_widgets[] = {
610
611 SND_SOC_DAPM_INPUT("MAINMIC"),
612 SND_SOC_DAPM_INPUT("HSMIC"),
613 SND_SOC_DAPM_INPUT("SUBMIC"),
614 SND_SOC_DAPM_INPUT("AFML"),
615 SND_SOC_DAPM_INPUT("AFMR"),
616
617
618 SND_SOC_DAPM_OUTPUT("HSOL"),
619 SND_SOC_DAPM_OUTPUT("HSOR"),
620 SND_SOC_DAPM_OUTPUT("HFL"),
621 SND_SOC_DAPM_OUTPUT("HFR"),
622 SND_SOC_DAPM_OUTPUT("EP"),
623 SND_SOC_DAPM_OUTPUT("AUXL"),
624 SND_SOC_DAPM_OUTPUT("AUXR"),
625 SND_SOC_DAPM_OUTPUT("VIBRAL"),
626 SND_SOC_DAPM_OUTPUT("VIBRAR"),
627
628
629 SND_SOC_DAPM_MUX("Analog Left Capture Route",
630 SND_SOC_NOPM, 0, 0, &amicl_control),
631 SND_SOC_DAPM_MUX("Analog Right Capture Route",
632 SND_SOC_NOPM, 0, 0, &amicr_control),
633
634
635 SND_SOC_DAPM_PGA("MicAmpL",
636 TWL6040_REG_MICLCTL, 0, 0, NULL, 0),
637 SND_SOC_DAPM_PGA("MicAmpR",
638 TWL6040_REG_MICRCTL, 0, 0, NULL, 0),
639
640
641 SND_SOC_DAPM_PGA("AFMAmpL",
642 TWL6040_REG_MICLCTL, 1, 0, NULL, 0),
643 SND_SOC_DAPM_PGA("AFMAmpR",
644 TWL6040_REG_MICRCTL, 1, 0, NULL, 0),
645
646
647 SND_SOC_DAPM_ADC("ADC Left", NULL, TWL6040_REG_MICLCTL, 2, 0),
648 SND_SOC_DAPM_ADC("ADC Right", NULL, TWL6040_REG_MICRCTL, 2, 0),
649
650
651 SND_SOC_DAPM_SUPPLY("Headset Mic Bias",
652 TWL6040_REG_AMICBCTL, 0, 0, NULL, 0),
653 SND_SOC_DAPM_SUPPLY("Main Mic Bias",
654 TWL6040_REG_AMICBCTL, 4, 0, NULL, 0),
655 SND_SOC_DAPM_SUPPLY("Digital Mic1 Bias",
656 TWL6040_REG_DMICBCTL, 0, 0, NULL, 0),
657 SND_SOC_DAPM_SUPPLY("Digital Mic2 Bias",
658 TWL6040_REG_DMICBCTL, 4, 0, NULL, 0),
659
660
661 SND_SOC_DAPM_DAC("HSDAC Left", NULL, SND_SOC_NOPM, 0, 0),
662 SND_SOC_DAPM_DAC("HSDAC Right", NULL, SND_SOC_NOPM, 0, 0),
663 SND_SOC_DAPM_DAC("HFDAC Left", NULL, TWL6040_REG_HFLCTL, 0, 0),
664 SND_SOC_DAPM_DAC("HFDAC Right", NULL, TWL6040_REG_HFRCTL, 0, 0),
665
666 SND_SOC_DAPM_DAC("VIBRA DAC", NULL, SND_SOC_NOPM, 0, 0),
667
668 SND_SOC_DAPM_MUX("Handsfree Left Playback",
669 SND_SOC_NOPM, 0, 0, &hfl_mux_controls),
670 SND_SOC_DAPM_MUX("Handsfree Right Playback",
671 SND_SOC_NOPM, 0, 0, &hfr_mux_controls),
672
673 SND_SOC_DAPM_MUX("Headset Left Playback",
674 SND_SOC_NOPM, 0, 0, &hsl_mux_controls),
675 SND_SOC_DAPM_MUX("Headset Right Playback",
676 SND_SOC_NOPM, 0, 0, &hsr_mux_controls),
677
678 SND_SOC_DAPM_MUX("Vibra Left Playback", SND_SOC_NOPM, 0, 0,
679 &vibral_mux_controls),
680 SND_SOC_DAPM_MUX("Vibra Right Playback", SND_SOC_NOPM, 0, 0,
681 &vibrar_mux_controls),
682
683 SND_SOC_DAPM_SWITCH("Earphone Playback", SND_SOC_NOPM, 0, 0,
684 &ep_path_enable_control),
685 SND_SOC_DAPM_SWITCH("AUXL Playback", SND_SOC_NOPM, 0, 0,
686 &auxl_switch_control),
687 SND_SOC_DAPM_SWITCH("AUXR Playback", SND_SOC_NOPM, 0, 0,
688 &auxr_switch_control),
689
690
691 SND_SOC_DAPM_OUT_DRV("HF Left Driver",
692 TWL6040_REG_HFLCTL, 4, 0, NULL, 0),
693 SND_SOC_DAPM_OUT_DRV("HF Right Driver",
694 TWL6040_REG_HFRCTL, 4, 0, NULL, 0),
695 SND_SOC_DAPM_OUT_DRV("HS Left Driver",
696 TWL6040_REG_HSLCTL, 2, 0, NULL, 0),
697 SND_SOC_DAPM_OUT_DRV("HS Right Driver",
698 TWL6040_REG_HSRCTL, 2, 0, NULL, 0),
699 SND_SOC_DAPM_OUT_DRV_E("Earphone Driver",
700 TWL6040_REG_EARCTL, 0, 0, NULL, 0,
701 twl6040_ep_drv_event,
702 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
703 SND_SOC_DAPM_OUT_DRV("Vibra Left Driver",
704 TWL6040_REG_VIBCTLL, 0, 0, NULL, 0),
705 SND_SOC_DAPM_OUT_DRV("Vibra Right Driver",
706 TWL6040_REG_VIBCTLR, 0, 0, NULL, 0),
707
708 SND_SOC_DAPM_SUPPLY("Vibra Left Control", TWL6040_REG_VIBCTLL, 2, 0,
709 NULL, 0),
710 SND_SOC_DAPM_SUPPLY("Vibra Right Control", TWL6040_REG_VIBCTLR, 2, 0,
711 NULL, 0),
712 SND_SOC_DAPM_SUPPLY_S("HSDAC Power", 1, SND_SOC_NOPM, 0, 0,
713 twl6040_hs_dac_event,
714 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
715
716
717 SND_SOC_DAPM_PGA("HF Left PGA",
718 TWL6040_REG_HFLCTL, 1, 0, NULL, 0),
719 SND_SOC_DAPM_PGA("HF Right PGA",
720 TWL6040_REG_HFRCTL, 1, 0, NULL, 0),
721
722};
723
724static const struct snd_soc_dapm_route intercon[] = {
725
726 {"HSDAC Left", NULL, "Legacy Playback"},
727 {"HSDAC Left", NULL, "Headset Playback"},
728 {"HSDAC Right", NULL, "Legacy Playback"},
729 {"HSDAC Right", NULL, "Headset Playback"},
730
731 {"HFDAC Left", NULL, "Legacy Playback"},
732 {"HFDAC Left", NULL, "Handsfree Playback"},
733 {"HFDAC Right", NULL, "Legacy Playback"},
734 {"HFDAC Right", NULL, "Handsfree Playback"},
735
736 {"VIBRA DAC", NULL, "Legacy Playback"},
737 {"VIBRA DAC", NULL, "Vibra Playback"},
738
739
740 {"Legacy Capture" , NULL, "ADC Left"},
741 {"Capture", NULL, "ADC Left"},
742 {"Legacy Capture", NULL, "ADC Right"},
743 {"Capture" , NULL, "ADC Right"},
744
745
746 {"Analog Left Capture Route", "Headset Mic", "HSMIC"},
747 {"Analog Left Capture Route", "Main Mic", "MAINMIC"},
748 {"Analog Left Capture Route", "Aux/FM Left", "AFML"},
749
750 {"Analog Right Capture Route", "Headset Mic", "HSMIC"},
751 {"Analog Right Capture Route", "Sub Mic", "SUBMIC"},
752 {"Analog Right Capture Route", "Aux/FM Right", "AFMR"},
753
754 {"MicAmpL", NULL, "Analog Left Capture Route"},
755 {"MicAmpR", NULL, "Analog Right Capture Route"},
756
757 {"ADC Left", NULL, "MicAmpL"},
758 {"ADC Right", NULL, "MicAmpR"},
759
760
761 {"AFMAmpL", NULL, "AFML"},
762 {"AFMAmpR", NULL, "AFMR"},
763
764 {"HSDAC Left", NULL, "HSDAC Power"},
765 {"HSDAC Right", NULL, "HSDAC Power"},
766
767 {"Headset Left Playback", "HS DAC", "HSDAC Left"},
768 {"Headset Left Playback", "Line-In amp", "AFMAmpL"},
769
770 {"Headset Right Playback", "HS DAC", "HSDAC Right"},
771 {"Headset Right Playback", "Line-In amp", "AFMAmpR"},
772
773 {"HS Left Driver", NULL, "Headset Left Playback"},
774 {"HS Right Driver", NULL, "Headset Right Playback"},
775
776 {"HSOL", NULL, "HS Left Driver"},
777 {"HSOR", NULL, "HS Right Driver"},
778
779
780 {"Earphone Playback", "Switch", "HSDAC Left"},
781 {"Earphone Driver", NULL, "Earphone Playback"},
782 {"EP", NULL, "Earphone Driver"},
783
784 {"Handsfree Left Playback", "HF DAC", "HFDAC Left"},
785 {"Handsfree Left Playback", "Line-In amp", "AFMAmpL"},
786
787 {"Handsfree Right Playback", "HF DAC", "HFDAC Right"},
788 {"Handsfree Right Playback", "Line-In amp", "AFMAmpR"},
789
790 {"HF Left PGA", NULL, "Handsfree Left Playback"},
791 {"HF Right PGA", NULL, "Handsfree Right Playback"},
792
793 {"HF Left Driver", NULL, "HF Left PGA"},
794 {"HF Right Driver", NULL, "HF Right PGA"},
795
796 {"HFL", NULL, "HF Left Driver"},
797 {"HFR", NULL, "HF Right Driver"},
798
799 {"AUXL Playback", "Switch", "HF Left PGA"},
800 {"AUXR Playback", "Switch", "HF Right PGA"},
801
802 {"AUXL", NULL, "AUXL Playback"},
803 {"AUXR", NULL, "AUXR Playback"},
804
805
806 {"Vibra Left Playback", "Audio PDM", "VIBRA DAC"},
807 {"Vibra Right Playback", "Audio PDM", "VIBRA DAC"},
808
809 {"Vibra Left Driver", NULL, "Vibra Left Playback"},
810 {"Vibra Right Driver", NULL, "Vibra Right Playback"},
811 {"Vibra Left Driver", NULL, "Vibra Left Control"},
812 {"Vibra Right Driver", NULL, "Vibra Right Control"},
813
814 {"VIBRAL", NULL, "Vibra Left Driver"},
815 {"VIBRAR", NULL, "Vibra Right Driver"},
816};
817
818static int twl6040_set_bias_level(struct snd_soc_component *component,
819 enum snd_soc_bias_level level)
820{
821 struct twl6040 *twl6040 = to_twl6040(component);
822 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
823 int ret = 0;
824
825 switch (level) {
826 case SND_SOC_BIAS_ON:
827 break;
828 case SND_SOC_BIAS_PREPARE:
829 break;
830 case SND_SOC_BIAS_STANDBY:
831 if (priv->codec_powered) {
832
833 ret = twl6040_set_pll(twl6040, TWL6040_SYSCLK_SEL_LPPLL,
834 32768, 19200000);
835 break;
836 }
837
838 ret = twl6040_power(twl6040, 1);
839 if (ret)
840 break;
841
842 priv->codec_powered = 1;
843
844
845 twl6040_write(component, TWL6040_REG_GPOCTL, 0x02);
846 break;
847 case SND_SOC_BIAS_OFF:
848 if (!priv->codec_powered)
849 break;
850
851 twl6040_power(twl6040, 0);
852 priv->codec_powered = 0;
853 break;
854 }
855
856 return ret;
857}
858
859static int twl6040_startup(struct snd_pcm_substream *substream,
860 struct snd_soc_dai *dai)
861{
862 struct snd_soc_component *component = dai->component;
863 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
864
865 snd_pcm_hw_constraint_list(substream->runtime, 0,
866 SNDRV_PCM_HW_PARAM_RATE,
867 &sysclk_constraints[priv->pll_power_mode]);
868
869 return 0;
870}
871
872static int twl6040_hw_params(struct snd_pcm_substream *substream,
873 struct snd_pcm_hw_params *params,
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 int rate;
879
880 rate = params_rate(params);
881 switch (rate) {
882 case 11250:
883 case 22500:
884 case 44100:
885 case 88200:
886
887 if (unlikely(priv->pll == TWL6040_SYSCLK_SEL_HPPLL)) {
888 dev_err(component->dev, "HPPLL does not support rate %d\n",
889 rate);
890 return -EINVAL;
891 }
892 priv->sysclk = 17640000;
893 break;
894 case 8000:
895 case 16000:
896 case 32000:
897 case 48000:
898 case 96000:
899 priv->sysclk = 19200000;
900 break;
901 default:
902 dev_err(component->dev, "unsupported rate %d\n", rate);
903 return -EINVAL;
904 }
905
906 return 0;
907}
908
909static int twl6040_prepare(struct snd_pcm_substream *substream,
910 struct snd_soc_dai *dai)
911{
912 struct snd_soc_component *component = dai->component;
913 struct twl6040 *twl6040 = to_twl6040(component);
914 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
915 int ret;
916
917 if (!priv->sysclk) {
918 dev_err(component->dev,
919 "no mclk configured, call set_sysclk() on init\n");
920 return -EINVAL;
921 }
922
923 ret = twl6040_set_pll(twl6040, priv->pll, priv->clk_in, priv->sysclk);
924 if (ret) {
925 dev_err(component->dev, "Can not set PLL (%d)\n", ret);
926 return -EPERM;
927 }
928
929 return 0;
930}
931
932static int twl6040_set_dai_sysclk(struct snd_soc_dai *codec_dai,
933 int clk_id, unsigned int freq, int dir)
934{
935 struct snd_soc_component *component = codec_dai->component;
936 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
937
938 switch (clk_id) {
939 case TWL6040_SYSCLK_SEL_LPPLL:
940 case TWL6040_SYSCLK_SEL_HPPLL:
941 priv->pll = clk_id;
942 priv->clk_in = freq;
943 break;
944 default:
945 dev_err(component->dev, "unknown clk_id %d\n", clk_id);
946 return -EINVAL;
947 }
948
949 return 0;
950}
951
952static void twl6040_mute_path(struct snd_soc_component *component, enum twl6040_dai_id id,
953 int mute)
954{
955 struct twl6040 *twl6040 = to_twl6040(component);
956 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
957 int hslctl, hsrctl, earctl;
958 int hflctl, hfrctl;
959
960 switch (id) {
961 case TWL6040_DAI_DL1:
962 hslctl = twl6040_read(component, TWL6040_REG_HSLCTL);
963 hsrctl = twl6040_read(component, TWL6040_REG_HSRCTL);
964 earctl = twl6040_read(component, TWL6040_REG_EARCTL);
965
966 if (mute) {
967
968 earctl &= ~0x01;
969 hslctl &= ~(TWL6040_HSDRVENA | TWL6040_HSDACENA);
970 hsrctl &= ~(TWL6040_HSDRVENA | TWL6040_HSDACENA);
971
972 }
973
974 twl6040_reg_write(twl6040, TWL6040_REG_EARCTL, earctl);
975 twl6040_reg_write(twl6040, TWL6040_REG_HSLCTL, hslctl);
976 twl6040_reg_write(twl6040, TWL6040_REG_HSRCTL, hsrctl);
977 priv->dl1_unmuted = !mute;
978 break;
979 case TWL6040_DAI_DL2:
980 hflctl = twl6040_read(component, TWL6040_REG_HFLCTL);
981 hfrctl = twl6040_read(component, TWL6040_REG_HFRCTL);
982
983 if (mute) {
984
985 hflctl &= ~(TWL6040_HFDACENA | TWL6040_HFPGAENA |
986 TWL6040_HFDRVENA | TWL6040_HFSWENA);
987 hfrctl &= ~(TWL6040_HFDACENA | TWL6040_HFPGAENA |
988 TWL6040_HFDRVENA | TWL6040_HFSWENA);
989 }
990
991 twl6040_reg_write(twl6040, TWL6040_REG_HFLCTL, hflctl);
992 twl6040_reg_write(twl6040, TWL6040_REG_HFRCTL, hfrctl);
993 priv->dl2_unmuted = !mute;
994 break;
995 default:
996 break;
997 }
998}
999
1000static int twl6040_digital_mute(struct snd_soc_dai *dai, int mute)
1001{
1002 switch (dai->id) {
1003 case TWL6040_DAI_LEGACY:
1004 twl6040_mute_path(dai->component, TWL6040_DAI_DL1, mute);
1005 twl6040_mute_path(dai->component, TWL6040_DAI_DL2, mute);
1006 break;
1007 case TWL6040_DAI_DL1:
1008 case TWL6040_DAI_DL2:
1009 twl6040_mute_path(dai->component, dai->id, mute);
1010 break;
1011 default:
1012 break;
1013 }
1014
1015 return 0;
1016}
1017
1018static const struct snd_soc_dai_ops twl6040_dai_ops = {
1019 .startup = twl6040_startup,
1020 .hw_params = twl6040_hw_params,
1021 .prepare = twl6040_prepare,
1022 .set_sysclk = twl6040_set_dai_sysclk,
1023 .digital_mute = twl6040_digital_mute,
1024};
1025
1026static struct snd_soc_dai_driver twl6040_dai[] = {
1027{
1028 .name = "twl6040-legacy",
1029 .id = TWL6040_DAI_LEGACY,
1030 .playback = {
1031 .stream_name = "Legacy Playback",
1032 .channels_min = 1,
1033 .channels_max = 5,
1034 .rates = TWL6040_RATES,
1035 .formats = TWL6040_FORMATS,
1036 },
1037 .capture = {
1038 .stream_name = "Legacy Capture",
1039 .channels_min = 1,
1040 .channels_max = 2,
1041 .rates = TWL6040_RATES,
1042 .formats = TWL6040_FORMATS,
1043 },
1044 .ops = &twl6040_dai_ops,
1045},
1046{
1047 .name = "twl6040-ul",
1048 .id = TWL6040_DAI_UL,
1049 .capture = {
1050 .stream_name = "Capture",
1051 .channels_min = 1,
1052 .channels_max = 2,
1053 .rates = TWL6040_RATES,
1054 .formats = TWL6040_FORMATS,
1055 },
1056 .ops = &twl6040_dai_ops,
1057},
1058{
1059 .name = "twl6040-dl1",
1060 .id = TWL6040_DAI_DL1,
1061 .playback = {
1062 .stream_name = "Headset Playback",
1063 .channels_min = 1,
1064 .channels_max = 2,
1065 .rates = TWL6040_RATES,
1066 .formats = TWL6040_FORMATS,
1067 },
1068 .ops = &twl6040_dai_ops,
1069},
1070{
1071 .name = "twl6040-dl2",
1072 .id = TWL6040_DAI_DL2,
1073 .playback = {
1074 .stream_name = "Handsfree Playback",
1075 .channels_min = 1,
1076 .channels_max = 2,
1077 .rates = TWL6040_RATES,
1078 .formats = TWL6040_FORMATS,
1079 },
1080 .ops = &twl6040_dai_ops,
1081},
1082{
1083 .name = "twl6040-vib",
1084 .id = TWL6040_DAI_VIB,
1085 .playback = {
1086 .stream_name = "Vibra Playback",
1087 .channels_min = 1,
1088 .channels_max = 1,
1089 .rates = SNDRV_PCM_RATE_CONTINUOUS,
1090 .formats = TWL6040_FORMATS,
1091 },
1092 .ops = &twl6040_dai_ops,
1093},
1094};
1095
1096static int twl6040_probe(struct snd_soc_component *component)
1097{
1098 struct twl6040_data *priv;
1099 struct platform_device *pdev = to_platform_device(component->dev);
1100 int ret = 0;
1101
1102 priv = devm_kzalloc(component->dev, sizeof(*priv), GFP_KERNEL);
1103 if (priv == NULL)
1104 return -ENOMEM;
1105
1106 snd_soc_component_set_drvdata(component, priv);
1107
1108 priv->component = component;
1109
1110 priv->plug_irq = platform_get_irq(pdev, 0);
1111 if (priv->plug_irq < 0)
1112 return priv->plug_irq;
1113
1114 INIT_DELAYED_WORK(&priv->hs_jack.work, twl6040_accessory_work);
1115
1116 mutex_init(&priv->mutex);
1117
1118 ret = request_threaded_irq(priv->plug_irq, NULL,
1119 twl6040_audio_handler,
1120 IRQF_NO_SUSPEND | IRQF_ONESHOT,
1121 "twl6040_irq_plug", component);
1122 if (ret) {
1123 dev_err(component->dev, "PLUG IRQ request failed: %d\n", ret);
1124 return ret;
1125 }
1126
1127 snd_soc_component_force_bias_level(component, SND_SOC_BIAS_STANDBY);
1128 twl6040_init_chip(component);
1129
1130 return 0;
1131}
1132
1133static void twl6040_remove(struct snd_soc_component *component)
1134{
1135 struct twl6040_data *priv = snd_soc_component_get_drvdata(component);
1136
1137 free_irq(priv->plug_irq, component);
1138}
1139
1140static const struct snd_soc_component_driver soc_component_dev_twl6040 = {
1141 .probe = twl6040_probe,
1142 .remove = twl6040_remove,
1143 .read = twl6040_read,
1144 .write = twl6040_write,
1145 .set_bias_level = twl6040_set_bias_level,
1146 .controls = twl6040_snd_controls,
1147 .num_controls = ARRAY_SIZE(twl6040_snd_controls),
1148 .dapm_widgets = twl6040_dapm_widgets,
1149 .num_dapm_widgets = ARRAY_SIZE(twl6040_dapm_widgets),
1150 .dapm_routes = intercon,
1151 .num_dapm_routes = ARRAY_SIZE(intercon),
1152 .suspend_bias_off = 1,
1153 .idle_bias_on = 1,
1154 .endianness = 1,
1155 .non_legacy_dai_naming = 1,
1156};
1157
1158static int twl6040_codec_probe(struct platform_device *pdev)
1159{
1160 return devm_snd_soc_register_component(&pdev->dev,
1161 &soc_component_dev_twl6040,
1162 twl6040_dai, ARRAY_SIZE(twl6040_dai));
1163}
1164
1165static struct platform_driver twl6040_codec_driver = {
1166 .driver = {
1167 .name = "twl6040-codec",
1168 },
1169 .probe = twl6040_codec_probe,
1170};
1171
1172module_platform_driver(twl6040_codec_driver);
1173
1174MODULE_DESCRIPTION("ASoC TWL6040 codec driver");
1175MODULE_AUTHOR("Misael Lopez Cruz");
1176MODULE_LICENSE("GPL");
1177
