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ASoC: twl6040: Only set the bias_level once in twl6040_resume()
[deliverable/linux.git] / sound / soc / codecs / twl6040.c
CommitLineData
8ecbabd9
MLC		 1/*
2 * ALSA SoC TWL6040 codec driver
3 *
4 * Author: Misael Lopez Cruz <x0052729@ti.com>
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * version 2 as published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
18 * 02110-1301 USA
19 *
20 */
21
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>
8ecbabd9 27#include <linux/platform_device.h>
68b40cc4 28#include <linux/slab.h>
fb34d3d5 29#include <linux/mfd/twl6040.h>
8ecbabd9
MLC		 30
31#include <sound/core.h>
32#include <sound/pcm.h>
33#include <sound/pcm_params.h>
34#include <sound/soc.h>
e48b46ba 35#include <sound/soc-dapm.h>
8ecbabd9
MLC		 36#include <sound/initval.h>
37#include <sound/tlv.h>
38
39#include "twl6040.h"
40
60ea4cec 41#define TWL6040_RATES SNDRV_PCM_RATE_8000_96000
1bf84759
MOC		 42#define TWL6040_FORMATS (SNDRV_PCM_FMTBIT_S32_LE)
43
44#define TWL6040_OUTHS_0dB 0x00
45#define TWL6040_OUTHS_M30dB 0x0F
46#define TWL6040_OUTHF_0dB 0x03
47#define TWL6040_OUTHF_M52dB 0x1D
48
d17bf318
PU		 49/* Shadow register used by the driver */
50#define TWL6040_REG_SW_SHADOW 0x2F
51#define TWL6040_CACHEREGNUM (TWL6040_REG_SW_SHADOW + 1)
52
317596a6
PU		 53/* TWL6040_REG_SW_SHADOW (0x2F) fields */
54#define TWL6040_EAR_PATH_ENABLE 0x01
55
a2d2362e
JEC		 56struct twl6040_jack_data {
57 struct snd_soc_jack *jack;
46dd0b93 58 struct delayed_work work;
a2d2362e
JEC		 59 int report;
60};
61
8ecbabd9
MLC		 62/* codec private data */
63struct twl6040_data {
2a433b9d 64 int plug_irq;
8ecbabd9
MLC		 65 int codec_powered;
66 int pll;
af958c72 67 int pll_power_mode;
6bba63b6
MLC		 68 int hs_power_mode;
69 int hs_power_mode_locked;
fb34d3d5 70 unsigned int clk_in;
8ecbabd9 71 unsigned int sysclk;
1fbe9952
ACG		 72 u16 hs_left_step;
73 u16 hs_right_step;
74 u16 hf_left_step;
75 u16 hf_right_step;
a2d2362e
JEC		 76 struct twl6040_jack_data hs_jack;
77 struct snd_soc_codec *codec;
78 struct workqueue_struct *workqueue;
a2d2362e 79 struct mutex mutex;
8ecbabd9
MLC		 80};
81
82/*
83 * twl6040 register cache & default register settings
84 */
85static const u8 twl6040_reg[TWL6040_CACHEREGNUM] = {
4548dc3c
PU		 86 0x00, /* not used 0x00 */
87 0x4B, /* REG_ASICID 0x01 (ro) */
88 0x00, /* REG_ASICREV 0x02 (ro) */
89 0x00, /* REG_INTID 0x03 */
90 0x00, /* REG_INTMR 0x04 */
91 0x00, /* REG_NCPCTRL 0x05 */
92 0x00, /* REG_LDOCTL 0x06 */
93 0x60, /* REG_HPPLLCTL 0x07 */
94 0x00, /* REG_LPPLLCTL 0x08 */
95 0x4A, /* REG_LPPLLDIV 0x09 */
96 0x00, /* REG_AMICBCTL 0x0A */
97 0x00, /* REG_DMICBCTL 0x0B */
98 0x00, /* REG_MICLCTL 0x0C */
99 0x00, /* REG_MICRCTL 0x0D */
100 0x00, /* REG_MICGAIN 0x0E */
101 0x1B, /* REG_LINEGAIN 0x0F */
102 0x00, /* REG_HSLCTL 0x10 */
103 0x00, /* REG_HSRCTL 0x11 */
104 0x00, /* REG_HSGAIN 0x12 */
105 0x00, /* REG_EARCTL 0x13 */
106 0x00, /* REG_HFLCTL 0x14 */
107 0x00, /* REG_HFLGAIN 0x15 */
108 0x00, /* REG_HFRCTL 0x16 */
109 0x00, /* REG_HFRGAIN 0x17 */
110 0x00, /* REG_VIBCTLL 0x18 */
111 0x00, /* REG_VIBDATL 0x19 */
112 0x00, /* REG_VIBCTLR 0x1A */
113 0x00, /* REG_VIBDATR 0x1B */
114 0x00, /* REG_HKCTL1 0x1C */
115 0x00, /* REG_HKCTL2 0x1D */
116 0x00, /* REG_GPOCTL 0x1E */
117 0x00, /* REG_ALB 0x1F */
118 0x00, /* REG_DLB 0x20 */
119 0x00, /* not used 0x21 */
120 0x00, /* not used 0x22 */
121 0x00, /* not used 0x23 */
122 0x00, /* not used 0x24 */
123 0x00, /* not used 0x25 */
124 0x00, /* not used 0x26 */
125 0x00, /* not used 0x27 */
126 0x00, /* REG_TRIM1 0x28 */
127 0x00, /* REG_TRIM2 0x29 */
128 0x00, /* REG_TRIM3 0x2A */
129 0x00, /* REG_HSOTRIM 0x2B */
130 0x00, /* REG_HFOTRIM 0x2C */
131 0x09, /* REG_ACCCTL 0x2D */
132 0x00, /* REG_STATUS 0x2E (ro) */
d17bf318
PU		 133
134 0x00, /* REG_SW_SHADOW 0x2F - Shadow, non HW register */
8ecbabd9
MLC		 135};
136
a52762ee
PU		 137/* List of registers to be restored after power up */
138static const int twl6040_restore_list[] = {
8ecbabd9
MLC		 139 TWL6040_REG_MICLCTL,
140 TWL6040_REG_MICRCTL,
141 TWL6040_REG_MICGAIN,
142 TWL6040_REG_LINEGAIN,
143 TWL6040_REG_HSLCTL,
144 TWL6040_REG_HSRCTL,
145 TWL6040_REG_HSGAIN,
146 TWL6040_REG_EARCTL,
147 TWL6040_REG_HFLCTL,
148 TWL6040_REG_HFLGAIN,
149 TWL6040_REG_HFRCTL,
150 TWL6040_REG_HFRGAIN,
8ecbabd9
MLC		 151};
152
af958c72
PU		 153/* set of rates for each pll: low-power and high-performance */
154static unsigned int lp_rates[] = {
155 8000,
156 11250,
157 16000,
158 22500,
159 32000,
160 44100,
161 48000,
162 88200,
163 96000,
164};
165
af958c72
PU		 166static unsigned int hp_rates[] = {
167 8000,
168 16000,
169 32000,
170 48000,
171 96000,
172};
173
f53c346c
PU		 174static struct snd_pcm_hw_constraint_list sysclk_constraints[] = {
175 { .count = ARRAY_SIZE(lp_rates), .list = lp_rates, },
176 { .count = ARRAY_SIZE(hp_rates), .list = hp_rates, },
af958c72
PU		 177};
178
8ecbabd9
MLC		 179/*
180 * read twl6040 register cache
181 */
182static inline unsigned int twl6040_read_reg_cache(struct snd_soc_codec *codec,
183 unsigned int reg)
184{
185 u8 *cache = codec->reg_cache;
186
187 if (reg >= TWL6040_CACHEREGNUM)
188 return -EIO;
189
190 return cache[reg];
191}
192
193/*
194 * write twl6040 register cache
195 */
196static inline void twl6040_write_reg_cache(struct snd_soc_codec *codec,
197 u8 reg, u8 value)
198{
199 u8 *cache = codec->reg_cache;
200
201 if (reg >= TWL6040_CACHEREGNUM)
202 return;
203 cache[reg] = value;
204}
205
206/*
207 * read from twl6040 hardware register
208 */
209static int twl6040_read_reg_volatile(struct snd_soc_codec *codec,
210 unsigned int reg)
211{
fb34d3d5 212 struct twl6040 *twl6040 = codec->control_data;
8ecbabd9
MLC		 213 u8 value;
214
215 if (reg >= TWL6040_CACHEREGNUM)
216 return -EIO;
217
d17bf318
PU		 218 if (likely(reg < TWL6040_REG_SW_SHADOW)) {
219 value = twl6040_reg_read(twl6040, reg);
220 twl6040_write_reg_cache(codec, reg, value);
221 } else {
222 value = twl6040_read_reg_cache(codec, reg);
223 }
8ecbabd9
MLC		 224
225 return value;
226}
227
228/*
229 * write to the twl6040 register space
230 */
231static int twl6040_write(struct snd_soc_codec *codec,
232 unsigned int reg, unsigned int value)
233{
fb34d3d5
MLC		 234 struct twl6040 *twl6040 = codec->control_data;
235
8ecbabd9
MLC		 236 if (reg >= TWL6040_CACHEREGNUM)
237 return -EIO;
238
239 twl6040_write_reg_cache(codec, reg, value);
d17bf318
PU		 240 if (likely(reg < TWL6040_REG_SW_SHADOW))
241 return twl6040_reg_write(twl6040, reg, value);
242 else
243 return 0;
8ecbabd9
MLC		 244}
245
a52762ee 246static void twl6040_init_chip(struct snd_soc_codec *codec)
8ecbabd9 247{
a52762ee
PU		 248 struct twl6040 *twl6040 = codec->control_data;
249 u8 val;
250
f97217f1 251 /* Update reg_cache: ASICREV, and TRIM values */
a52762ee
PU		 252 val = twl6040_get_revid(twl6040);
253 twl6040_write_reg_cache(codec, TWL6040_REG_ASICREV, val);
8ecbabd9 254
f97217f1
PU		 255 twl6040_read_reg_volatile(codec, TWL6040_REG_TRIM1);
256 twl6040_read_reg_volatile(codec, TWL6040_REG_TRIM2);
257 twl6040_read_reg_volatile(codec, TWL6040_REG_TRIM3);
258 twl6040_read_reg_volatile(codec, TWL6040_REG_HSOTRIM);
259 twl6040_read_reg_volatile(codec, TWL6040_REG_HFOTRIM);
260
2c27ff41
PU		 261 /* Change chip defaults */
262 /* No imput selected for microphone amplifiers */
263 twl6040_write_reg_cache(codec, TWL6040_REG_MICLCTL, 0x18);
264 twl6040_write_reg_cache(codec, TWL6040_REG_MICRCTL, 0x18);
3acef685
PU		 265
266 /*
267 * We need to lower the default gain values, so the ramp code
268 * can work correctly for the first playback.
269 * This reduces the pop noise heard at the first playback.
270 */
271 twl6040_write_reg_cache(codec, TWL6040_REG_HSGAIN, 0xff);
272 twl6040_write_reg_cache(codec, TWL6040_REG_EARCTL, 0x1e);
273 twl6040_write_reg_cache(codec, TWL6040_REG_HFLGAIN, 0x1d);
274 twl6040_write_reg_cache(codec, TWL6040_REG_HFRGAIN, 0x1d);
275 twl6040_write_reg_cache(codec, TWL6040_REG_LINEGAIN, 0);
8ecbabd9
MLC		 276}
277
a52762ee 278static void twl6040_restore_regs(struct snd_soc_codec *codec)
8ecbabd9
MLC		 279{
280 u8 *cache = codec->reg_cache;
281 int reg, i;
282
a52762ee
PU		 283 for (i = 0; i < ARRAY_SIZE(twl6040_restore_list); i++) {
284 reg = twl6040_restore_list[i];
8ecbabd9
MLC		 285 twl6040_write(codec, reg, cache[reg]);
286 }
287}
288
8ecbabd9
MLC		 289/* set headset dac and driver power mode */
290static int headset_power_mode(struct snd_soc_codec *codec, int high_perf)
291{
292 int hslctl, hsrctl;
ab6cf139 293 int mask = TWL6040_HSDRVMODE | TWL6040_HSDACMODE;
8ecbabd9
MLC		 294
295 hslctl = twl6040_read_reg_cache(codec, TWL6040_REG_HSLCTL);
296 hsrctl = twl6040_read_reg_cache(codec, TWL6040_REG_HSRCTL);
297
298 if (high_perf) {
299 hslctl &= ~mask;
300 hsrctl &= ~mask;
301 } else {
302 hslctl |= mask;
303 hsrctl |= mask;
304 }
305
306 twl6040_write(codec, TWL6040_REG_HSLCTL, hslctl);
307 twl6040_write(codec, TWL6040_REG_HSRCTL, hsrctl);
308
309 return 0;
310}
311
0fad4ed7
JEC		 312static int twl6040_hs_dac_event(struct snd_soc_dapm_widget *w,
313 struct snd_kcontrol *kcontrol, int event)
314{
33b6816c
PU		 315 struct snd_soc_codec *codec = w->codec;
316 u8 hslctl, hsrctl;
317
318 /*
319 * Workaround for Headset DC offset caused pop noise:
320 * Both HS DAC need to be turned on (before the HS driver) and off at
321 * the same time.
322 */
323 hslctl = twl6040_read_reg_cache(codec, TWL6040_REG_HSLCTL);
324 hsrctl = twl6040_read_reg_cache(codec, TWL6040_REG_HSRCTL);
325 if (SND_SOC_DAPM_EVENT_ON(event)) {
326 hslctl |= TWL6040_HSDACENA;
327 hsrctl |= TWL6040_HSDACENA;
328 } else {
329 hslctl &= ~TWL6040_HSDACENA;
330 hsrctl &= ~TWL6040_HSDACENA;
331 }
332 twl6040_write(codec, TWL6040_REG_HSLCTL, hslctl);
333 twl6040_write(codec, TWL6040_REG_HSRCTL, hsrctl);
334
0fad4ed7
JEC		 335 msleep(1);
336 return 0;
337}
338
694b0001 339static int twl6040_ep_drv_event(struct snd_soc_dapm_widget *w,
8ecbabd9
MLC		 340 struct snd_kcontrol *kcontrol, int event)
341{
342 struct snd_soc_codec *codec = w->codec;
d4a8ca24 343 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
6bba63b6 344 int ret = 0;
8ecbabd9 345
6bba63b6 346 if (SND_SOC_DAPM_EVENT_ON(event)) {
fac2f3e4
PU		 347 /* Earphone doesn't support low power mode */
348 priv->hs_power_mode_locked = 1;
349 ret = headset_power_mode(codec, 1);
6bba63b6 350 } else {
fac2f3e4
PU		 351 priv->hs_power_mode_locked = 0;
352 ret = headset_power_mode(codec, priv->hs_power_mode);
6bba63b6 353 }
8ecbabd9 354
0fad4ed7
JEC		 355 msleep(1);
356
6bba63b6 357 return ret;
8ecbabd9
MLC		 358}
359
64ed9836
MB		 360static void twl6040_hs_jack_report(struct snd_soc_codec *codec,
361 struct snd_soc_jack *jack, int report)
a2d2362e
JEC		 362{
363 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
364 int status;
365
366 mutex_lock(&priv->mutex);
367
368 /* Sync status */
369 status = twl6040_read_reg_volatile(codec, TWL6040_REG_STATUS);
370 if (status & TWL6040_PLUGCOMP)
371 snd_soc_jack_report(jack, report, report);
372 else
373 snd_soc_jack_report(jack, 0, report);
374
375 mutex_unlock(&priv->mutex);
376}
377
378void twl6040_hs_jack_detect(struct snd_soc_codec *codec,
379 struct snd_soc_jack *jack, int report)
380{
381 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
382 struct twl6040_jack_data *hs_jack = &priv->hs_jack;
383
384 hs_jack->jack = jack;
385 hs_jack->report = report;
386
387 twl6040_hs_jack_report(codec, hs_jack->jack, hs_jack->report);
388}
389EXPORT_SYMBOL_GPL(twl6040_hs_jack_detect);
390
391static void twl6040_accessory_work(struct work_struct *work)
392{
393 struct twl6040_data *priv = container_of(work,
46dd0b93 394 struct twl6040_data, hs_jack.work.work);
a2d2362e
JEC		 395 struct snd_soc_codec *codec = priv->codec;
396 struct twl6040_jack_data *hs_jack = &priv->hs_jack;
397
398 twl6040_hs_jack_report(codec, hs_jack->jack, hs_jack->report);
399}
400
8ecbabd9 401/* audio interrupt handler */
fb34d3d5 402static irqreturn_t twl6040_audio_handler(int irq, void *data)
8ecbabd9
MLC		 403{
404 struct snd_soc_codec *codec = data;
d4a8ca24 405 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
cf370a5a 406
46dd0b93 407 queue_delayed_work(priv->workqueue, &priv->hs_jack.work,
f34c6606 408 msecs_to_jiffies(200));
cf370a5a 409
8ecbabd9
MLC		 410 return IRQ_HANDLED;
411}
412
67c34130
PU		 413static int twl6040_soc_dapm_put_vibra_enum(struct snd_kcontrol *kcontrol,
414 struct snd_ctl_elem_value *ucontrol)
415{
416 struct snd_soc_dapm_widget_list *wlist = snd_kcontrol_chip(kcontrol);
417 struct snd_soc_dapm_widget *widget = wlist->widgets[0];
418 struct snd_soc_codec *codec = widget->codec;
419 struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
420 unsigned int val;
421
422 /* Do not allow changes while Input/FF efect is running */
423 val = twl6040_read_reg_volatile(codec, e->reg);
424 if (val & TWL6040_VIBENA && !(val & TWL6040_VIBSEL))
425 return -EBUSY;
426
427 return snd_soc_dapm_put_enum_double(kcontrol, ucontrol);
428}
429
8ecbabd9
MLC		 430/*
431 * MICATT volume control:
432 * from -6 to 0 dB in 6 dB steps
433 */
434static DECLARE_TLV_DB_SCALE(mic_preamp_tlv, -600, 600, 0);
435
436/*
437 * MICGAIN volume control:
2763f45d 438 * from 6 to 30 dB in 6 dB steps
8ecbabd9 439 */
2763f45d 440static DECLARE_TLV_DB_SCALE(mic_amp_tlv, 600, 600, 0);
8ecbabd9 441
370a0314
JEC		 442/*
443 * AFMGAIN volume control:
1f71a3ba 444 * from -18 to 24 dB in 6 dB steps
370a0314 445 */
1f71a3ba 446static DECLARE_TLV_DB_SCALE(afm_amp_tlv, -1800, 600, 0);
370a0314 447
8ecbabd9
MLC		 448/*
449 * HSGAIN volume control:
450 * from -30 to 0 dB in 2 dB steps
451 */
452static DECLARE_TLV_DB_SCALE(hs_tlv, -3000, 200, 0);
453
454/*
455 * HFGAIN volume control:
456 * from -52 to 6 dB in 2 dB steps
457 */
458static DECLARE_TLV_DB_SCALE(hf_tlv, -5200, 200, 0);
459
871a05a7
JEC		 460/*
461 * EPGAIN volume control:
462 * from -24 to 6 dB in 2 dB steps
463 */
464static DECLARE_TLV_DB_SCALE(ep_tlv, -2400, 200, 0);
465
8ecbabd9
MLC		 466/* Left analog microphone selection */
467static const char *twl6040_amicl_texts[] =
468 {"Headset Mic", "Main Mic", "Aux/FM Left", "Off"};
469
470/* Right analog microphone selection */
471static const char *twl6040_amicr_texts[] =
472 {"Headset Mic", "Sub Mic", "Aux/FM Right", "Off"};
473
474static const struct soc_enum twl6040_enum[] = {
cb973d78
FM		 475 SOC_ENUM_SINGLE(TWL6040_REG_MICLCTL, 3, 4, twl6040_amicl_texts),
476 SOC_ENUM_SINGLE(TWL6040_REG_MICRCTL, 3, 4, twl6040_amicr_texts),
8ecbabd9
MLC		 477};
478
370a0314
JEC		 479static const char *twl6040_hs_texts[] = {
480 "Off", "HS DAC", "Line-In amp"
481};
482
483static const struct soc_enum twl6040_hs_enum[] = {
484 SOC_ENUM_SINGLE(TWL6040_REG_HSLCTL, 5, ARRAY_SIZE(twl6040_hs_texts),
485 twl6040_hs_texts),
486 SOC_ENUM_SINGLE(TWL6040_REG_HSRCTL, 5, ARRAY_SIZE(twl6040_hs_texts),
487 twl6040_hs_texts),
488};
489
490static const char *twl6040_hf_texts[] = {
491 "Off", "HF DAC", "Line-In amp"
492};
493
494static const struct soc_enum twl6040_hf_enum[] = {
495 SOC_ENUM_SINGLE(TWL6040_REG_HFLCTL, 2, ARRAY_SIZE(twl6040_hf_texts),
496 twl6040_hf_texts),
497 SOC_ENUM_SINGLE(TWL6040_REG_HFRCTL, 2, ARRAY_SIZE(twl6040_hf_texts),
498 twl6040_hf_texts),
499};
500
67c34130
PU		 501static const char *twl6040_vibrapath_texts[] = {
502 "Input FF", "Audio PDM"
503};
504
505static const struct soc_enum twl6040_vibra_enum[] = {
506 SOC_ENUM_SINGLE(TWL6040_REG_VIBCTLL, 1,
507 ARRAY_SIZE(twl6040_vibrapath_texts),
508 twl6040_vibrapath_texts),
509 SOC_ENUM_SINGLE(TWL6040_REG_VIBCTLR, 1,
510 ARRAY_SIZE(twl6040_vibrapath_texts),
511 twl6040_vibrapath_texts),
512};
513
8ecbabd9
MLC		 514static const struct snd_kcontrol_new amicl_control =
515 SOC_DAPM_ENUM("Route", twl6040_enum[0]);
516
517static const struct snd_kcontrol_new amicr_control =
518 SOC_DAPM_ENUM("Route", twl6040_enum[1]);
519
520/* Headset DAC playback switches */
370a0314
JEC		 521static const struct snd_kcontrol_new hsl_mux_controls =
522 SOC_DAPM_ENUM("Route", twl6040_hs_enum[0]);
8ecbabd9 523
370a0314
JEC		 524static const struct snd_kcontrol_new hsr_mux_controls =
525 SOC_DAPM_ENUM("Route", twl6040_hs_enum[1]);
8ecbabd9
MLC		 526
527/* Handsfree DAC playback switches */
370a0314
JEC		 528static const struct snd_kcontrol_new hfl_mux_controls =
529 SOC_DAPM_ENUM("Route", twl6040_hf_enum[0]);
8ecbabd9 530
370a0314
JEC		 531static const struct snd_kcontrol_new hfr_mux_controls =
532 SOC_DAPM_ENUM("Route", twl6040_hf_enum[1]);
8ecbabd9 533
317596a6
PU		 534static const struct snd_kcontrol_new ep_path_enable_control =
535 SOC_DAPM_SINGLE("Switch", TWL6040_REG_SW_SHADOW, 0, 1, 0);
871a05a7 536
fdb625ff
PU		 537static const struct snd_kcontrol_new auxl_switch_control =
538 SOC_DAPM_SINGLE("Switch", TWL6040_REG_HFLCTL, 6, 1, 0);
539
540static const struct snd_kcontrol_new auxr_switch_control =
541 SOC_DAPM_SINGLE("Switch", TWL6040_REG_HFRCTL, 6, 1, 0);
542
67c34130
PU		 543/* Vibra playback switches */
544static const struct snd_kcontrol_new vibral_mux_controls =
545 SOC_DAPM_ENUM_EXT("Route", twl6040_vibra_enum[0],
546 snd_soc_dapm_get_enum_double,
547 twl6040_soc_dapm_put_vibra_enum);
548
549static const struct snd_kcontrol_new vibrar_mux_controls =
550 SOC_DAPM_ENUM_EXT("Route", twl6040_vibra_enum[1],
551 snd_soc_dapm_get_enum_double,
552 twl6040_soc_dapm_put_vibra_enum);
553
6bba63b6 554/* Headset power mode */
7cca6067 555static const char *twl6040_power_mode_texts[] = {
3e453654 556 "Low-Power", "High-Performance",
6bba63b6
MLC		 557};
558
7cca6067
PU		 559static const struct soc_enum twl6040_power_mode_enum =
560 SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(twl6040_power_mode_texts),
561 twl6040_power_mode_texts);
6bba63b6
MLC		 562
563static int twl6040_headset_power_get_enum(struct snd_kcontrol *kcontrol,
564 struct snd_ctl_elem_value *ucontrol)
565{
566 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
567 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
568
569 ucontrol->value.enumerated.item[0] = priv->hs_power_mode;
570
571 return 0;
572}
573
574static int twl6040_headset_power_put_enum(struct snd_kcontrol *kcontrol,
575 struct snd_ctl_elem_value *ucontrol)
576{
577 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
578 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
579 int high_perf = ucontrol->value.enumerated.item[0];
580 int ret = 0;
581
582 if (!priv->hs_power_mode_locked)
583 ret = headset_power_mode(codec, high_perf);
584
585 if (!ret)
586 priv->hs_power_mode = high_perf;
587
588 return ret;
589}
590
af958c72
PU		 591static int twl6040_pll_get_enum(struct snd_kcontrol *kcontrol,
592 struct snd_ctl_elem_value *ucontrol)
593{
594 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
595 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
596
597 ucontrol->value.enumerated.item[0] = priv->pll_power_mode;
598
599 return 0;
600}
601
602static int twl6040_pll_put_enum(struct snd_kcontrol *kcontrol,
603 struct snd_ctl_elem_value *ucontrol)
604{
605 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
606 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
607
608 priv->pll_power_mode = ucontrol->value.enumerated.item[0];
af958c72
PU		 609
610 return 0;
611}
612
e48b46ba
LG		 613int twl6040_get_dl1_gain(struct snd_soc_codec *codec)
614{
615 struct snd_soc_dapm_context *dapm = &codec->dapm;
616
617 if (snd_soc_dapm_get_pin_status(dapm, "EP"))
618 return -1; /* -1dB */
619
620 if (snd_soc_dapm_get_pin_status(dapm, "HSOR") ||
621 snd_soc_dapm_get_pin_status(dapm, "HSOL")) {
622
623 u8 val = snd_soc_read(codec, TWL6040_REG_HSLCTL);
624 if (val & TWL6040_HSDACMODE)
625 /* HSDACL in LP mode */
626 return -8; /* -8dB */
627 else
628 /* HSDACL in HP mode */
629 return -1; /* -1dB */
630 }
631 return 0; /* 0dB */
632}
633EXPORT_SYMBOL_GPL(twl6040_get_dl1_gain);
634
af958c72
PU		 635int twl6040_get_clk_id(struct snd_soc_codec *codec)
636{
637 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
638
ff593ca1 639 return priv->pll_power_mode;
af958c72
PU		 640}
641EXPORT_SYMBOL_GPL(twl6040_get_clk_id);
642
db4aabcc
PU		 643int twl6040_get_trim_value(struct snd_soc_codec *codec, enum twl6040_trim trim)
644{
645 if (unlikely(trim >= TWL6040_TRIM_INVAL))
646 return -EINVAL;
647
648 return twl6040_read_reg_cache(codec, TWL6040_REG_TRIM1 + trim);
649}
650EXPORT_SYMBOL_GPL(twl6040_get_trim_value);
651
08656910
LG		 652int twl6040_get_hs_step_size(struct snd_soc_codec *codec)
653{
654 struct twl6040 *twl6040 = codec->control_data;
655
be4ac00a 656 if (twl6040_get_revid(twl6040) < TWL6040_REV_ES1_3)
08656910
LG		 657 /* For ES under ES_1.3 HS step is 2 mV */
658 return 2;
659 else
660 /* For ES_1.3 HS step is 1 mV */
661 return 1;
662}
663EXPORT_SYMBOL_GPL(twl6040_get_hs_step_size);
664
8ecbabd9
MLC		 665static const struct snd_kcontrol_new twl6040_snd_controls[] = {
666 /* Capture gains */
667 SOC_DOUBLE_TLV("Capture Preamplifier Volume",
668 TWL6040_REG_MICGAIN, 6, 7, 1, 1, mic_preamp_tlv),
669 SOC_DOUBLE_TLV("Capture Volume",
670 TWL6040_REG_MICGAIN, 0, 3, 4, 0, mic_amp_tlv),
671
370a0314
JEC		 672 /* AFM gains */
673 SOC_DOUBLE_TLV("Aux FM Volume",
1f71a3ba 674 TWL6040_REG_LINEGAIN, 0, 3, 7, 0, afm_amp_tlv),
370a0314 675
8ecbabd9 676 /* Playback gains */
3bb8a819
PU		 677 SOC_DOUBLE_TLV("Headset Playback Volume",
678 TWL6040_REG_HSGAIN, 0, 4, 0xF, 1, hs_tlv),
679 SOC_DOUBLE_R_TLV("Handsfree Playback Volume",
680 TWL6040_REG_HFLGAIN, TWL6040_REG_HFRGAIN, 0, 0x1D, 1, hf_tlv),
871a05a7
JEC		 681 SOC_SINGLE_TLV("Earphone Playback Volume",
682 TWL6040_REG_EARCTL, 1, 0xF, 1, ep_tlv),
6bba63b6 683
7cca6067 684 SOC_ENUM_EXT("Headset Power Mode", twl6040_power_mode_enum,
6bba63b6
MLC		 685 twl6040_headset_power_get_enum,
686 twl6040_headset_power_put_enum),
af958c72
PU		 687
688 SOC_ENUM_EXT("PLL Selection", twl6040_power_mode_enum,
689 twl6040_pll_get_enum, twl6040_pll_put_enum),
8ecbabd9
MLC		 690};
691
692static const struct snd_soc_dapm_widget twl6040_dapm_widgets[] = {
693 /* Inputs */
694 SND_SOC_DAPM_INPUT("MAINMIC"),
695 SND_SOC_DAPM_INPUT("HSMIC"),
696 SND_SOC_DAPM_INPUT("SUBMIC"),
697 SND_SOC_DAPM_INPUT("AFML"),
698 SND_SOC_DAPM_INPUT("AFMR"),
699
700 /* Outputs */
701 SND_SOC_DAPM_OUTPUT("HSOL"),
702 SND_SOC_DAPM_OUTPUT("HSOR"),
703 SND_SOC_DAPM_OUTPUT("HFL"),
704 SND_SOC_DAPM_OUTPUT("HFR"),
871a05a7 705 SND_SOC_DAPM_OUTPUT("EP"),
fdb625ff
PU		 706 SND_SOC_DAPM_OUTPUT("AUXL"),
707 SND_SOC_DAPM_OUTPUT("AUXR"),
67c34130
PU		 708 SND_SOC_DAPM_OUTPUT("VIBRAL"),
709 SND_SOC_DAPM_OUTPUT("VIBRAR"),
8ecbabd9
MLC		 710
711 /* Analog input muxes for the capture amplifiers */
712 SND_SOC_DAPM_MUX("Analog Left Capture Route",
713 SND_SOC_NOPM, 0, 0, &amicl_control),
714 SND_SOC_DAPM_MUX("Analog Right Capture Route",
715 SND_SOC_NOPM, 0, 0, &amicr_control),
716
717 /* Analog capture PGAs */
718 SND_SOC_DAPM_PGA("MicAmpL",
719 TWL6040_REG_MICLCTL, 0, 0, NULL, 0),
720 SND_SOC_DAPM_PGA("MicAmpR",
721 TWL6040_REG_MICRCTL, 0, 0, NULL, 0),
722
370a0314
JEC		 723 /* Auxiliary FM PGAs */
724 SND_SOC_DAPM_PGA("AFMAmpL",
725 TWL6040_REG_MICLCTL, 1, 0, NULL, 0),
726 SND_SOC_DAPM_PGA("AFMAmpR",
727 TWL6040_REG_MICRCTL, 1, 0, NULL, 0),
728
8ecbabd9 729 /* ADCs */
805238b1
PU		 730 SND_SOC_DAPM_ADC("ADC Left", NULL, TWL6040_REG_MICLCTL, 2, 0),
731 SND_SOC_DAPM_ADC("ADC Right", NULL, TWL6040_REG_MICRCTL, 2, 0),
8ecbabd9
MLC		 732
733 /* Microphone bias */
778cee7a
PU		 734 SND_SOC_DAPM_SUPPLY("Headset Mic Bias",
735 TWL6040_REG_AMICBCTL, 0, 0, NULL, 0),
736 SND_SOC_DAPM_SUPPLY("Main Mic Bias",
737 TWL6040_REG_AMICBCTL, 4, 0, NULL, 0),
738 SND_SOC_DAPM_SUPPLY("Digital Mic1 Bias",
739 TWL6040_REG_DMICBCTL, 0, 0, NULL, 0),
740 SND_SOC_DAPM_SUPPLY("Digital Mic2 Bias",
741 TWL6040_REG_DMICBCTL, 4, 0, NULL, 0),
8ecbabd9
MLC		 742
743 /* DACs */
805238b1
PU		 744 SND_SOC_DAPM_DAC("HSDAC Left", NULL, SND_SOC_NOPM, 0, 0),
745 SND_SOC_DAPM_DAC("HSDAC Right", NULL, SND_SOC_NOPM, 0, 0),
746 SND_SOC_DAPM_DAC("HFDAC Left", NULL, TWL6040_REG_HFLCTL, 0, 0),
747 SND_SOC_DAPM_DAC("HFDAC Right", NULL, TWL6040_REG_HFRCTL, 0, 0),
67c34130 748 /* Virtual DAC for vibra path (DL4 channel) */
805238b1 749 SND_SOC_DAPM_DAC("VIBRA DAC", NULL, SND_SOC_NOPM, 0, 0),
8ecbabd9 750
df11ce29 751 SND_SOC_DAPM_MUX("Handsfree Left Playback",
370a0314 752 SND_SOC_NOPM, 0, 0, &hfl_mux_controls),
df11ce29 753 SND_SOC_DAPM_MUX("Handsfree Right Playback",
370a0314
JEC		 754 SND_SOC_NOPM, 0, 0, &hfr_mux_controls),
755 /* Analog playback Muxes */
45b0f60d 756 SND_SOC_DAPM_MUX("Headset Left Playback",
370a0314 757 SND_SOC_NOPM, 0, 0, &hsl_mux_controls),
45b0f60d 758 SND_SOC_DAPM_MUX("Headset Right Playback",
370a0314 759 SND_SOC_NOPM, 0, 0, &hsr_mux_controls),
8ecbabd9 760
67c34130
PU		 761 SND_SOC_DAPM_MUX("Vibra Left Playback", SND_SOC_NOPM, 0, 0,
762 &vibral_mux_controls),
763 SND_SOC_DAPM_MUX("Vibra Right Playback", SND_SOC_NOPM, 0, 0,
764 &vibrar_mux_controls),
765
317596a6
PU		 766 SND_SOC_DAPM_SWITCH("Earphone Playback", SND_SOC_NOPM, 0, 0,
767 &ep_path_enable_control),
fdb625ff
PU		 768 SND_SOC_DAPM_SWITCH("AUXL Playback", SND_SOC_NOPM, 0, 0,
769 &auxl_switch_control),
770 SND_SOC_DAPM_SWITCH("AUXR Playback", SND_SOC_NOPM, 0, 0,
771 &auxr_switch_control),
317596a6 772
0fad4ed7 773 /* Analog playback drivers */
3bb8a819
PU		 774 SND_SOC_DAPM_OUT_DRV("HF Left Driver",
775 TWL6040_REG_HFLCTL, 4, 0, NULL, 0),
776 SND_SOC_DAPM_OUT_DRV("HF Right Driver",
777 TWL6040_REG_HFRCTL, 4, 0, NULL, 0),
778 SND_SOC_DAPM_OUT_DRV("HS Left Driver",
779 TWL6040_REG_HSLCTL, 2, 0, NULL, 0),
780 SND_SOC_DAPM_OUT_DRV("HS Right Driver",
781 TWL6040_REG_HSRCTL, 2, 0, NULL, 0),
317596a6
PU		 782 SND_SOC_DAPM_OUT_DRV_E("Earphone Driver",
783 TWL6040_REG_EARCTL, 0, 0, NULL, 0,
694b0001 784 twl6040_ep_drv_event,
aa1a4108 785 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
67c34130
PU		 786 SND_SOC_DAPM_OUT_DRV("Vibra Left Driver",
787 TWL6040_REG_VIBCTLL, 0, 0, NULL, 0),
788 SND_SOC_DAPM_OUT_DRV("Vibra Right Driver",
789 TWL6040_REG_VIBCTLR, 0, 0, NULL, 0),
790
791 SND_SOC_DAPM_SUPPLY("Vibra Left Control", TWL6040_REG_VIBCTLL, 2, 0,
792 NULL, 0),
793 SND_SOC_DAPM_SUPPLY("Vibra Right Control", TWL6040_REG_VIBCTLR, 2, 0,
794 NULL, 0),
33b6816c
PU		 795 SND_SOC_DAPM_SUPPLY_S("HSDAC Power", 1, SND_SOC_NOPM, 0, 0,
796 twl6040_hs_dac_event,
797 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
8ecbabd9
MLC		 798
799 /* Analog playback PGAs */
df11ce29 800 SND_SOC_DAPM_PGA("HF Left PGA",
8ecbabd9 801 TWL6040_REG_HFLCTL, 1, 0, NULL, 0),
df11ce29 802 SND_SOC_DAPM_PGA("HF Right PGA",
8ecbabd9
MLC		 803 TWL6040_REG_HFRCTL, 1, 0, NULL, 0),
804
805};
806
807static const struct snd_soc_dapm_route intercon[] = {
805238b1
PU		 808 /* Stream -> DAC mapping */
809 {"HSDAC Left", NULL, "Legacy Playback"},
810 {"HSDAC Left", NULL, "Headset Playback"},
811 {"HSDAC Right", NULL, "Legacy Playback"},
812 {"HSDAC Right", NULL, "Headset Playback"},
813
814 {"HFDAC Left", NULL, "Legacy Playback"},
815 {"HFDAC Left", NULL, "Handsfree Playback"},
816 {"HFDAC Right", NULL, "Legacy Playback"},
817 {"HFDAC Right", NULL, "Handsfree Playback"},
818
819 {"VIBRA DAC", NULL, "Legacy Playback"},
820 {"VIBRA DAC", NULL, "Vibra Playback"},
821
822 /* ADC -> Stream mapping */
07ac2296
PU		 823 {"Legacy Capture" , NULL, "ADC Left"},
824 {"Capture", NULL, "ADC Left"},
825 {"Legacy Capture", NULL, "ADC Right"},
826 {"Capture" , NULL, "ADC Right"},
805238b1 827
8ecbabd9
MLC		 828 /* Capture path */
829 {"Analog Left Capture Route", "Headset Mic", "HSMIC"},
830 {"Analog Left Capture Route", "Main Mic", "MAINMIC"},
831 {"Analog Left Capture Route", "Aux/FM Left", "AFML"},
832
833 {"Analog Right Capture Route", "Headset Mic", "HSMIC"},
834 {"Analog Right Capture Route", "Sub Mic", "SUBMIC"},
835 {"Analog Right Capture Route", "Aux/FM Right", "AFMR"},
836
837 {"MicAmpL", NULL, "Analog Left Capture Route"},
838 {"MicAmpR", NULL, "Analog Right Capture Route"},
839
840 {"ADC Left", NULL, "MicAmpL"},
841 {"ADC Right", NULL, "MicAmpR"},
842
370a0314 843 /* AFM path */
5bf692d9
PU		 844 {"AFMAmpL", NULL, "AFML"},
845 {"AFMAmpR", NULL, "AFMR"},
370a0314 846
33b6816c
PU		 847 {"HSDAC Left", NULL, "HSDAC Power"},
848 {"HSDAC Right", NULL, "HSDAC Power"},
849
45b0f60d
PU		 850 {"Headset Left Playback", "HS DAC", "HSDAC Left"},
851 {"Headset Left Playback", "Line-In amp", "AFMAmpL"},
8ecbabd9 852
45b0f60d
PU		 853 {"Headset Right Playback", "HS DAC", "HSDAC Right"},
854 {"Headset Right Playback", "Line-In amp", "AFMAmpR"},
370a0314 855
45b0f60d
PU		 856 {"HS Left Driver", NULL, "Headset Left Playback"},
857 {"HS Right Driver", NULL, "Headset Right Playback"},
8ecbabd9 858
45b0f60d
PU		 859 {"HSOL", NULL, "HS Left Driver"},
860 {"HSOR", NULL, "HS Right Driver"},
8ecbabd9 861
871a05a7 862 /* Earphone playback path */
317596a6
PU		 863 {"Earphone Playback", "Switch", "HSDAC Left"},
864 {"Earphone Driver", NULL, "Earphone Playback"},
871a05a7
JEC		 865 {"EP", NULL, "Earphone Driver"},
866
df11ce29
PU		 867 {"Handsfree Left Playback", "HF DAC", "HFDAC Left"},
868 {"Handsfree Left Playback", "Line-In amp", "AFMAmpL"},
370a0314 869
df11ce29
PU		 870 {"Handsfree Right Playback", "HF DAC", "HFDAC Right"},
871 {"Handsfree Right Playback", "Line-In amp", "AFMAmpR"},
8ecbabd9 872
df11ce29
PU		 873 {"HF Left PGA", NULL, "Handsfree Left Playback"},
874 {"HF Right PGA", NULL, "Handsfree Right Playback"},
8ecbabd9 875
df11ce29
PU		 876 {"HF Left Driver", NULL, "HF Left PGA"},
877 {"HF Right Driver", NULL, "HF Right PGA"},
8ecbabd9 878
df11ce29
PU		 879 {"HFL", NULL, "HF Left Driver"},
880 {"HFR", NULL, "HF Right Driver"},
fdb625ff
PU		 881
882 {"AUXL Playback", "Switch", "HF Left PGA"},
883 {"AUXR Playback", "Switch", "HF Right PGA"},
884
885 {"AUXL", NULL, "AUXL Playback"},
886 {"AUXR", NULL, "AUXR Playback"},
67c34130
PU		 887
888 /* Vibrator paths */
889 {"Vibra Left Playback", "Audio PDM", "VIBRA DAC"},
890 {"Vibra Right Playback", "Audio PDM", "VIBRA DAC"},
891
892 {"Vibra Left Driver", NULL, "Vibra Left Playback"},
893 {"Vibra Right Driver", NULL, "Vibra Right Playback"},
894 {"Vibra Left Driver", NULL, "Vibra Left Control"},
895 {"Vibra Right Driver", NULL, "Vibra Right Control"},
896
897 {"VIBRAL", NULL, "Vibra Left Driver"},
898 {"VIBRAR", NULL, "Vibra Right Driver"},
8ecbabd9
MLC		 899};
900
8ecbabd9
MLC		 901static int twl6040_set_bias_level(struct snd_soc_codec *codec,
902 enum snd_soc_bias_level level)
903{
fb34d3d5 904 struct twl6040 *twl6040 = codec->control_data;
d4a8ca24 905 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
8ecbabd9
MLC		 906 int ret;
907
908 switch (level) {
909 case SND_SOC_BIAS_ON:
910 break;
911 case SND_SOC_BIAS_PREPARE:
912 break;
913 case SND_SOC_BIAS_STANDBY:
914 if (priv->codec_powered)
915 break;
916
fb34d3d5
MLC		 917 ret = twl6040_power(twl6040, 1);
918 if (ret)
919 return ret;
8ecbabd9 920
fb34d3d5 921 priv->codec_powered = 1;
8ecbabd9 922
a52762ee 923 twl6040_restore_regs(codec);
65b7cecc
OM		 924
925 /* Set external boost GPO */
926 twl6040_write(codec, TWL6040_REG_GPOCTL, 0x02);
8ecbabd9
MLC		 927 break;
928 case SND_SOC_BIAS_OFF:
929 if (!priv->codec_powered)
930 break;
931
fb34d3d5 932 twl6040_power(twl6040, 0);
8ecbabd9
MLC		 933 priv->codec_powered = 0;
934 break;
935 }
936
ce6120cc 937 codec->dapm.bias_level = level;
8ecbabd9
MLC		 938
939 return 0;
940}
941
8ecbabd9
MLC		 942static int twl6040_startup(struct snd_pcm_substream *substream,
943 struct snd_soc_dai *dai)
944{
e6968a17 945 struct snd_soc_codec *codec = dai->codec;
d4a8ca24 946 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
8ecbabd9 947
8ecbabd9
MLC		 948 snd_pcm_hw_constraint_list(substream->runtime, 0,
949 SNDRV_PCM_HW_PARAM_RATE,
f53c346c 950 &sysclk_constraints[priv->pll_power_mode]);
8ecbabd9
MLC		 951
952 return 0;
953}
954
955static int twl6040_hw_params(struct snd_pcm_substream *substream,
956 struct snd_pcm_hw_params *params,
957 struct snd_soc_dai *dai)
958{
e6968a17 959 struct snd_soc_codec *codec = dai->codec;
d4a8ca24 960 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
8ecbabd9
MLC		 961 int rate;
962
8ecbabd9
MLC		 963 rate = params_rate(params);
964 switch (rate) {
60ea4cec
OM		 965 case 11250:
966 case 22500:
967 case 44100:
8ecbabd9 968 case 88200:
753621c2
PU		 969 /* These rates are not supported when HPPLL is in use */
970 if (unlikely(priv->pll == TWL6040_SYSCLK_SEL_HPPLL)) {
971 dev_err(codec->dev, "HPPLL does not support rate %d\n",
972 rate);
973 return -EINVAL;
974 }
8ecbabd9
MLC		 975 priv->sysclk = 17640000;
976 break;
60ea4cec
OM		 977 case 8000:
978 case 16000:
979 case 32000:
980 case 48000:
8ecbabd9 981 case 96000:
8ecbabd9
MLC		 982 priv->sysclk = 19200000;
983 break;
984 default:
985 dev_err(codec->dev, "unsupported rate %d\n", rate);
986 return -EINVAL;
987 }
988
8ecbabd9
MLC		 989 return 0;
990}
991
4e624d06
OM		 992static int twl6040_prepare(struct snd_pcm_substream *substream,
993 struct snd_soc_dai *dai)
8ecbabd9 994{
e6968a17 995 struct snd_soc_codec *codec = dai->codec;
753621c2 996 struct twl6040 *twl6040 = codec->control_data;
d4a8ca24 997 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
753621c2 998 int ret;
8ecbabd9 999
4e624d06
OM		 1000 if (!priv->sysclk) {
1001 dev_err(codec->dev,
1002 "no mclk configured, call set_sysclk() on init\n");
1003 return -EINVAL;
1004 }
1005
753621c2
PU		 1006 ret = twl6040_set_pll(twl6040, priv->pll, priv->clk_in, priv->sysclk);
1007 if (ret) {
1008 dev_err(codec->dev, "Can not set PLL (%d)\n", ret);
1009 return -EPERM;
1010 }
1011
8ecbabd9
MLC		 1012 return 0;
1013}
1014
1015static int twl6040_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1016 int clk_id, unsigned int freq, int dir)
1017{
1018 struct snd_soc_codec *codec = codec_dai->codec;
d4a8ca24 1019 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
8ecbabd9
MLC		 1020
1021 switch (clk_id) {
1022 case TWL6040_SYSCLK_SEL_LPPLL:
8ecbabd9 1023 case TWL6040_SYSCLK_SEL_HPPLL:
753621c2
PU		 1024 priv->pll = clk_id;
1025 priv->clk_in = freq;
8ecbabd9
MLC		 1026 break;
1027 default:
1028 dev_err(codec->dev, "unknown clk_id %d\n", clk_id);
1029 return -EINVAL;
1030 }
1031
1032 return 0;
1033}
1034
85e7652d 1035static const struct snd_soc_dai_ops twl6040_dai_ops = {
8ecbabd9
MLC		 1036 .startup = twl6040_startup,
1037 .hw_params = twl6040_hw_params,
4e624d06 1038 .prepare = twl6040_prepare,
8ecbabd9
MLC		 1039 .set_sysclk = twl6040_set_dai_sysclk,
1040};
1041
6510bdc3 1042static struct snd_soc_dai_driver twl6040_dai[] = {
21385eeb 1043{
d13f1fe0 1044 .name = "twl6040-legacy",
8ecbabd9 1045 .playback = {
805238b1 1046 .stream_name = "Legacy Playback",
8ecbabd9 1047 .channels_min = 1,
cdd5054c 1048 .channels_max = 5,
21385eeb
PU		 1049 .rates = TWL6040_RATES,
1050 .formats = TWL6040_FORMATS,
1051 },
1052 .capture = {
805238b1 1053 .stream_name = "Legacy Capture",
21385eeb
PU		 1054 .channels_min = 1,
1055 .channels_max = 2,
8ecbabd9
MLC		 1056 .rates = TWL6040_RATES,
1057 .formats = TWL6040_FORMATS,
1058 },
21385eeb
PU		 1059 .ops = &twl6040_dai_ops,
1060},
6510bdc3
LG		 1061{
1062 .name = "twl6040-ul",
8ecbabd9
MLC		 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,
6510bdc3
LG		 1071},
1072{
1073 .name = "twl6040-dl1",
8ecbabd9 1074 .playback = {
6510bdc3 1075 .stream_name = "Headset Playback",
8ecbabd9 1076 .channels_min = 1,
6510bdc3 1077 .channels_max = 2,
8ecbabd9
MLC		 1078 .rates = TWL6040_RATES,
1079 .formats = TWL6040_FORMATS,
1080 },
6510bdc3
LG		 1081 .ops = &twl6040_dai_ops,
1082},
1083{
1084 .name = "twl6040-dl2",
1085 .playback = {
1086 .stream_name = "Handsfree Playback",
8ecbabd9
MLC		 1087 .channels_min = 1,
1088 .channels_max = 2,
1089 .rates = TWL6040_RATES,
1090 .formats = TWL6040_FORMATS,
1091 },
1092 .ops = &twl6040_dai_ops,
6510bdc3
LG		 1093},
1094{
1095 .name = "twl6040-vib",
1096 .playback = {
1097 .stream_name = "Vibra Playback",
d8dd032d
PU		 1098 .channels_min = 1,
1099 .channels_max = 1,
6510bdc3
LG		 1100 .rates = SNDRV_PCM_RATE_CONTINUOUS,
1101 .formats = TWL6040_FORMATS,
1102 },
1103 .ops = &twl6040_dai_ops,
1104},
8ecbabd9 1105};
8ecbabd9
MLC		 1106
1107#ifdef CONFIG_PM
84b315ee 1108static int twl6040_suspend(struct snd_soc_codec *codec)
8ecbabd9 1109{
8ecbabd9
MLC		 1110 twl6040_set_bias_level(codec, SND_SOC_BIAS_OFF);
1111
1112 return 0;
1113}
1114
f0fba2ad 1115static int twl6040_resume(struct snd_soc_codec *codec)
8ecbabd9 1116{
8ecbabd9 1117 twl6040_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
8ecbabd9
MLC		 1118
1119 return 0;
1120}
1121#else
1122#define twl6040_suspend NULL
1123#define twl6040_resume NULL
1124#endif
1125
f0fba2ad 1126static int twl6040_probe(struct snd_soc_codec *codec)
8ecbabd9 1127{
8ecbabd9 1128 struct twl6040_data *priv;
8eaeb939 1129 struct twl6040_codec_data *pdata = dev_get_platdata(codec->dev);
2a433b9d
PU		 1130 struct platform_device *pdev = container_of(codec->dev,
1131 struct platform_device, dev);
8ecbabd9
MLC		 1132 int ret = 0;
1133
1134 priv = kzalloc(sizeof(struct twl6040_data), GFP_KERNEL);
1135 if (priv == NULL)
1136 return -ENOMEM;
f0fba2ad 1137 snd_soc_codec_set_drvdata(codec, priv);
8ecbabd9 1138
a2d2362e 1139 priv->codec = codec;
fb34d3d5 1140 codec->control_data = dev_get_drvdata(codec->dev->parent);
a2d2362e 1141
1fbe9952
ACG		 1142 if (pdata && pdata->hs_left_step && pdata->hs_right_step) {
1143 priv->hs_left_step = pdata->hs_left_step;
1144 priv->hs_right_step = pdata->hs_right_step;
1145 } else {
1146 priv->hs_left_step = 1;
1147 priv->hs_right_step = 1;
1148 }
99903ea2 1149
1fbe9952
ACG		 1150 if (pdata && pdata->hf_left_step && pdata->hf_right_step) {
1151 priv->hf_left_step = pdata->hf_left_step;
1152 priv->hf_right_step = pdata->hf_right_step;
1153 } else {
1154 priv->hf_left_step = 1;
1155 priv->hf_right_step = 1;
1156 }
99903ea2 1157
2a433b9d
PU		 1158 priv->plug_irq = platform_get_irq(pdev, 0);
1159 if (priv->plug_irq < 0) {
1160 dev_err(codec->dev, "invalid irq\n");
1161 ret = -EINVAL;
1162 goto work_err;
1163 }
8ecbabd9 1164
a46737ae 1165 priv->workqueue = alloc_workqueue("twl6040-codec", 0, 0);
19aab08d
AL		 1166 if (!priv->workqueue) {
1167 ret = -ENOMEM;
a2d2362e 1168 goto work_err;
19aab08d 1169 }
a2d2362e 1170
46dd0b93 1171 INIT_DELAYED_WORK(&priv->hs_jack.work, twl6040_accessory_work);
a2d2362e
JEC		 1172
1173 mutex_init(&priv->mutex);
8ecbabd9 1174
2a433b9d 1175 ret = request_threaded_irq(priv->plug_irq, NULL, twl6040_audio_handler,
8d61f490 1176 IRQF_NO_SUSPEND, "twl6040_irq_plug", codec);
fb34d3d5
MLC		 1177 if (ret) {
1178 dev_err(codec->dev, "PLUG IRQ request failed: %d\n", ret);
1179 goto plugirq_err;
1180 }
1181
a52762ee 1182 twl6040_init_chip(codec);
fb34d3d5 1183
8ecbabd9
MLC		 1184 /* power on device */
1185 ret = twl6040_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
a175fce0
PU		 1186 if (!ret)
1187 return 0;
8ecbabd9 1188
a175fce0 1189 /* Error path */
2a433b9d 1190 free_irq(priv->plug_irq, codec);
fb34d3d5 1191plugirq_err:
a2d2362e
JEC		 1192 destroy_workqueue(priv->workqueue);
1193work_err:
8ecbabd9
MLC		 1194 kfree(priv);
1195 return ret;
1196}
1197
f0fba2ad 1198static int twl6040_remove(struct snd_soc_codec *codec)
8ecbabd9 1199{
f0fba2ad 1200 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
8ecbabd9 1201
f0fba2ad 1202 twl6040_set_bias_level(codec, SND_SOC_BIAS_OFF);
2a433b9d 1203 free_irq(priv->plug_irq, codec);
a2d2362e 1204 destroy_workqueue(priv->workqueue);
f0fba2ad 1205 kfree(priv);
8ecbabd9 1206
f0fba2ad
LG		 1207 return 0;
1208}
8ecbabd9 1209
f0fba2ad
LG		 1210static struct snd_soc_codec_driver soc_codec_dev_twl6040 = {
1211 .probe = twl6040_probe,
1212 .remove = twl6040_remove,
1213 .suspend = twl6040_suspend,
1214 .resume = twl6040_resume,
1215 .read = twl6040_read_reg_cache,
1216 .write = twl6040_write,
1217 .set_bias_level = twl6040_set_bias_level,
1218 .reg_cache_size = ARRAY_SIZE(twl6040_reg),
1219 .reg_word_size = sizeof(u8),
1220 .reg_cache_default = twl6040_reg,
a5d3a21a 1221 .ignore_pmdown_time = true,
a175fce0
PU		 1222
1223 .controls = twl6040_snd_controls,
1224 .num_controls = ARRAY_SIZE(twl6040_snd_controls),
1225 .dapm_widgets = twl6040_dapm_widgets,
1226 .num_dapm_widgets = ARRAY_SIZE(twl6040_dapm_widgets),
1227 .dapm_routes = intercon,
1228 .num_dapm_routes = ARRAY_SIZE(intercon),
f0fba2ad
LG		 1229};
1230
7a79e94e 1231static int twl6040_codec_probe(struct platform_device *pdev)
f0fba2ad 1232{
6510bdc3
LG		 1233 return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_twl6040,
1234 twl6040_dai, ARRAY_SIZE(twl6040_dai));
f0fba2ad
LG		 1235}
1236
7a79e94e 1237static int twl6040_codec_remove(struct platform_device *pdev)
f0fba2ad
LG		 1238{
1239 snd_soc_unregister_codec(&pdev->dev);
8ecbabd9
MLC		 1240 return 0;
1241}
1242
1243static struct platform_driver twl6040_codec_driver = {
1244 .driver = {
f0fba2ad 1245 .name = "twl6040-codec",
8ecbabd9
MLC		 1246 .owner = THIS_MODULE,
1247 },
1248 .probe = twl6040_codec_probe,
7a79e94e 1249 .remove = twl6040_codec_remove,
8ecbabd9
MLC		 1250};
1251
5bbcc3c0 1252module_platform_driver(twl6040_codec_driver);
8ecbabd9
MLC		 1253
1254MODULE_DESCRIPTION("ASoC TWL6040 codec driver");
1255MODULE_AUTHOR("Misael Lopez Cruz");
1256MODULE_LICENSE("GPL");
Linux kernel - Deliverables
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