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Linus 3.14-rc1
[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
68897497
PU		 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
60ea4cec 49#define TWL6040_RATES SNDRV_PCM_RATE_8000_96000
1bf84759
MOC		 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
290c348e 57#define TWL6040_CACHEREGNUM (TWL6040_REG_STATUS + 1)
317596a6 58
a2d2362e
JEC		 59struct twl6040_jack_data {
60 struct snd_soc_jack *jack;
46dd0b93 61 struct delayed_work work;
a2d2362e
JEC		 62 int report;
63};
64
8ecbabd9
MLC		 65/* codec private data */
66struct twl6040_data {
2a433b9d 67 int plug_irq;
8ecbabd9
MLC		 68 int codec_powered;
69 int pll;
af958c72 70 int pll_power_mode;
6bba63b6
MLC		 71 int hs_power_mode;
72 int hs_power_mode_locked;
98c5fb1f
PU		 73 bool dl1_unmuted;
74 bool dl2_unmuted;
53509108 75 u8 dl12_cache[TWL6040_REG_HFRCTL - TWL6040_REG_HSLCTL + 1];
fb34d3d5 76 unsigned int clk_in;
8ecbabd9 77 unsigned int sysclk;
a2d2362e
JEC		 78 struct twl6040_jack_data hs_jack;
79 struct snd_soc_codec *codec;
a2d2362e 80 struct mutex mutex;
8ecbabd9
MLC		 81};
82
af958c72
PU		 83/* set of rates for each pll: low-power and high-performance */
84static unsigned int lp_rates[] = {
85 8000,
86 11250,
87 16000,
88 22500,
89 32000,
90 44100,
91 48000,
92 88200,
93 96000,
94};
95
af958c72
PU		 96static unsigned int hp_rates[] = {
97 8000,
98 16000,
99 32000,
100 48000,
101 96000,
102};
103
f53c346c
PU		 104static 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, },
af958c72
PU		 107};
108
626bcacb 109static unsigned int twl6040_read(struct snd_soc_codec *codec, unsigned int reg)
53509108
PU		 110{
111 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
626bcacb
PU		 112 struct twl6040 *twl6040 = codec->control_data;
113 u8 value;
114
115 if (reg >= TWL6040_CACHEREGNUM)
116 return -EIO;
53509108
PU		 117
118 switch (reg) {
119 case TWL6040_REG_HSLCTL:
120 case TWL6040_REG_HSRCTL:
121 case TWL6040_REG_EARCTL:
122 case TWL6040_REG_HFLCTL:
123 case TWL6040_REG_HFRCTL:
626bcacb 124 value = priv->dl12_cache[reg - TWL6040_REG_HSLCTL];
53509108
PU		 125 break;
126 default:
626bcacb 127 value = twl6040_reg_read(twl6040, reg);
53509108
PU		 128 break;
129 }
130
53509108
PU		 131 return value;
132}
133
626bcacb
PU		 134static bool twl6040_can_write_to_chip(struct snd_soc_codec *codec,
135 unsigned int reg)
53509108
PU		 136{
137 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
138
139 switch (reg) {
140 case TWL6040_REG_HSLCTL:
141 case TWL6040_REG_HSRCTL:
142 case TWL6040_REG_EARCTL:
626bcacb
PU		 143 /* DL1 path */
144 return priv->dl1_unmuted;
53509108
PU		 145 case TWL6040_REG_HFLCTL:
146 case TWL6040_REG_HFRCTL:
626bcacb 147 return priv->dl2_unmuted;
53509108 148 default:
626bcacb 149 return 1;
53509108 150 }
8ecbabd9
MLC		 151}
152
626bcacb
PU		 153static inline void twl6040_update_dl12_cache(struct snd_soc_codec *codec,
154 u8 reg, u8 value)
98c5fb1f
PU		 155{
156 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
157
158 switch (reg) {
159 case TWL6040_REG_HSLCTL:
160 case TWL6040_REG_HSRCTL:
161 case TWL6040_REG_EARCTL:
98c5fb1f
PU		 162 case TWL6040_REG_HFLCTL:
163 case TWL6040_REG_HFRCTL:
626bcacb
PU		 164 priv->dl12_cache[reg - TWL6040_REG_HSLCTL] = value;
165 break;
98c5fb1f 166 default:
626bcacb 167 break;
bf551413 168 }
98c5fb1f
PU		 169}
170
8ecbabd9
MLC		 171static int twl6040_write(struct snd_soc_codec *codec,
172 unsigned int reg, unsigned int value)
173{
fb34d3d5
MLC		 174 struct twl6040 *twl6040 = codec->control_data;
175
8ecbabd9
MLC		 176 if (reg >= TWL6040_CACHEREGNUM)
177 return -EIO;
178
626bcacb 179 twl6040_update_dl12_cache(codec, reg, value);
0d35d080 180 if (twl6040_can_write_to_chip(codec, reg))
d17bf318
PU		 181 return twl6040_reg_write(twl6040, reg, value);
182 else
183 return 0;
8ecbabd9
MLC		 184}
185
a52762ee 186static void twl6040_init_chip(struct snd_soc_codec *codec)
8ecbabd9 187{
626bcacb
PU		 188 twl6040_read(codec, TWL6040_REG_TRIM1);
189 twl6040_read(codec, TWL6040_REG_TRIM2);
190 twl6040_read(codec, TWL6040_REG_TRIM3);
191 twl6040_read(codec, TWL6040_REG_HSOTRIM);
192 twl6040_read(codec, TWL6040_REG_HFOTRIM);
f97217f1 193
2c27ff41
PU		 194 /* Change chip defaults */
195 /* No imput selected for microphone amplifiers */
626bcacb
PU		 196 twl6040_write(codec, TWL6040_REG_MICLCTL, 0x18);
197 twl6040_write(codec, TWL6040_REG_MICRCTL, 0x18);
3acef685
PU		 198
199 /*
200 * We need to lower the default gain values, so the ramp code
201 * can work correctly for the first playback.
202 * This reduces the pop noise heard at the first playback.
203 */
626bcacb
PU		 204 twl6040_write(codec, TWL6040_REG_HSGAIN, 0xff);
205 twl6040_write(codec, TWL6040_REG_EARCTL, 0x1e);
206 twl6040_write(codec, TWL6040_REG_HFLGAIN, 0x1d);
207 twl6040_write(codec, TWL6040_REG_HFRGAIN, 0x1d);
208 twl6040_write(codec, TWL6040_REG_LINEGAIN, 0);
8ecbabd9
MLC		 209}
210
8ecbabd9
MLC		 211/* set headset dac and driver power mode */
212static int headset_power_mode(struct snd_soc_codec *codec, int high_perf)
213{
214 int hslctl, hsrctl;
ab6cf139 215 int mask = TWL6040_HSDRVMODE | TWL6040_HSDACMODE;
8ecbabd9 216
626bcacb
PU		 217 hslctl = twl6040_read(codec, TWL6040_REG_HSLCTL);
218 hsrctl = twl6040_read(codec, TWL6040_REG_HSRCTL);
8ecbabd9
MLC		 219
220 if (high_perf) {
221 hslctl &= ~mask;
222 hsrctl &= ~mask;
223 } else {
224 hslctl |= mask;
225 hsrctl |= mask;
226 }
227
228 twl6040_write(codec, TWL6040_REG_HSLCTL, hslctl);
229 twl6040_write(codec, TWL6040_REG_HSRCTL, hsrctl);
230
231 return 0;
232}
233
0fad4ed7
JEC		 234static int twl6040_hs_dac_event(struct snd_soc_dapm_widget *w,
235 struct snd_kcontrol *kcontrol, int event)
236{
33b6816c
PU		 237 struct snd_soc_codec *codec = w->codec;
238 u8 hslctl, hsrctl;
239
240 /*
241 * Workaround for Headset DC offset caused pop noise:
242 * Both HS DAC need to be turned on (before the HS driver) and off at
243 * the same time.
244 */
626bcacb
PU		 245 hslctl = twl6040_read(codec, TWL6040_REG_HSLCTL);
246 hsrctl = twl6040_read(codec, TWL6040_REG_HSRCTL);
33b6816c
PU		 247 if (SND_SOC_DAPM_EVENT_ON(event)) {
248 hslctl |= TWL6040_HSDACENA;
249 hsrctl |= TWL6040_HSDACENA;
250 } else {
251 hslctl &= ~TWL6040_HSDACENA;
252 hsrctl &= ~TWL6040_HSDACENA;
253 }
254 twl6040_write(codec, TWL6040_REG_HSLCTL, hslctl);
255 twl6040_write(codec, TWL6040_REG_HSRCTL, hsrctl);
256
0fad4ed7
JEC		 257 msleep(1);
258 return 0;
259}
260
694b0001 261static int twl6040_ep_drv_event(struct snd_soc_dapm_widget *w,
8ecbabd9
MLC		 262 struct snd_kcontrol *kcontrol, int event)
263{
264 struct snd_soc_codec *codec = w->codec;
d4a8ca24 265 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
6bba63b6 266 int ret = 0;
8ecbabd9 267
6bba63b6 268 if (SND_SOC_DAPM_EVENT_ON(event)) {
fac2f3e4
PU		 269 /* Earphone doesn't support low power mode */
270 priv->hs_power_mode_locked = 1;
271 ret = headset_power_mode(codec, 1);
6bba63b6 272 } else {
fac2f3e4
PU		 273 priv->hs_power_mode_locked = 0;
274 ret = headset_power_mode(codec, priv->hs_power_mode);
6bba63b6 275 }
8ecbabd9 276
0fad4ed7
JEC		 277 msleep(1);
278
6bba63b6 279 return ret;
8ecbabd9
MLC		 280}
281
64ed9836
MB		 282static void twl6040_hs_jack_report(struct snd_soc_codec *codec,
283 struct snd_soc_jack *jack, int report)
a2d2362e
JEC		 284{
285 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
286 int status;
287
288 mutex_lock(&priv->mutex);
289
290 /* Sync status */
626bcacb 291 status = twl6040_read(codec, TWL6040_REG_STATUS);
a2d2362e
JEC		 292 if (status & TWL6040_PLUGCOMP)
293 snd_soc_jack_report(jack, report, report);
294 else
295 snd_soc_jack_report(jack, 0, report);
296
297 mutex_unlock(&priv->mutex);
298}
299
300void twl6040_hs_jack_detect(struct snd_soc_codec *codec,
301 struct snd_soc_jack *jack, int report)
302{
303 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
304 struct twl6040_jack_data *hs_jack = &priv->hs_jack;
305
306 hs_jack->jack = jack;
307 hs_jack->report = report;
308
309 twl6040_hs_jack_report(codec, hs_jack->jack, hs_jack->report);
310}
311EXPORT_SYMBOL_GPL(twl6040_hs_jack_detect);
312
313static void twl6040_accessory_work(struct work_struct *work)
314{
315 struct twl6040_data *priv = container_of(work,
46dd0b93 316 struct twl6040_data, hs_jack.work.work);
a2d2362e
JEC		 317 struct snd_soc_codec *codec = priv->codec;
318 struct twl6040_jack_data *hs_jack = &priv->hs_jack;
319
320 twl6040_hs_jack_report(codec, hs_jack->jack, hs_jack->report);
321}
322
8ecbabd9 323/* audio interrupt handler */
fb34d3d5 324static irqreturn_t twl6040_audio_handler(int irq, void *data)
8ecbabd9
MLC		 325{
326 struct snd_soc_codec *codec = data;
d4a8ca24 327 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
cf370a5a 328
a06e427d
MB		 329 queue_delayed_work(system_power_efficient_wq,
330 &priv->hs_jack.work, msecs_to_jiffies(200));
cf370a5a 331
8ecbabd9
MLC		 332 return IRQ_HANDLED;
333}
334
67c34130
PU		 335static int twl6040_soc_dapm_put_vibra_enum(struct snd_kcontrol *kcontrol,
336 struct snd_ctl_elem_value *ucontrol)
337{
eee5d7f9 338 struct snd_soc_codec *codec = snd_soc_dapm_kcontrol_codec(kcontrol);
67c34130
PU		 339 struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
340 unsigned int val;
341
342 /* Do not allow changes while Input/FF efect is running */
626bcacb 343 val = twl6040_read(codec, e->reg);
67c34130
PU		 344 if (val & TWL6040_VIBENA && !(val & TWL6040_VIBSEL))
345 return -EBUSY;
346
347 return snd_soc_dapm_put_enum_double(kcontrol, ucontrol);
348}
349
8ecbabd9
MLC		 350/*
351 * MICATT volume control:
352 * from -6 to 0 dB in 6 dB steps
353 */
354static DECLARE_TLV_DB_SCALE(mic_preamp_tlv, -600, 600, 0);
355
356/*
357 * MICGAIN volume control:
2763f45d 358 * from 6 to 30 dB in 6 dB steps
8ecbabd9 359 */
2763f45d 360static DECLARE_TLV_DB_SCALE(mic_amp_tlv, 600, 600, 0);
8ecbabd9 361
370a0314
JEC		 362/*
363 * AFMGAIN volume control:
1f71a3ba 364 * from -18 to 24 dB in 6 dB steps
370a0314 365 */
1f71a3ba 366static DECLARE_TLV_DB_SCALE(afm_amp_tlv, -1800, 600, 0);
370a0314 367
8ecbabd9
MLC		 368/*
369 * HSGAIN volume control:
370 * from -30 to 0 dB in 2 dB steps
371 */
372static DECLARE_TLV_DB_SCALE(hs_tlv, -3000, 200, 0);
373
374/*
375 * HFGAIN volume control:
376 * from -52 to 6 dB in 2 dB steps
377 */
378static DECLARE_TLV_DB_SCALE(hf_tlv, -5200, 200, 0);
379
871a05a7
JEC		 380/*
381 * EPGAIN volume control:
382 * from -24 to 6 dB in 2 dB steps
383 */
384static DECLARE_TLV_DB_SCALE(ep_tlv, -2400, 200, 0);
385
8ecbabd9
MLC		 386/* Left analog microphone selection */
387static const char *twl6040_amicl_texts[] =
388 {"Headset Mic", "Main Mic", "Aux/FM Left", "Off"};
389
390/* Right analog microphone selection */
391static const char *twl6040_amicr_texts[] =
392 {"Headset Mic", "Sub Mic", "Aux/FM Right", "Off"};
393
394static const struct soc_enum twl6040_enum[] = {
cb973d78
FM		 395 SOC_ENUM_SINGLE(TWL6040_REG_MICLCTL, 3, 4, twl6040_amicl_texts),
396 SOC_ENUM_SINGLE(TWL6040_REG_MICRCTL, 3, 4, twl6040_amicr_texts),
8ecbabd9
MLC		 397};
398
370a0314
JEC		 399static const char *twl6040_hs_texts[] = {
400 "Off", "HS DAC", "Line-In amp"
401};
402
403static const struct soc_enum twl6040_hs_enum[] = {
404 SOC_ENUM_SINGLE(TWL6040_REG_HSLCTL, 5, ARRAY_SIZE(twl6040_hs_texts),
405 twl6040_hs_texts),
406 SOC_ENUM_SINGLE(TWL6040_REG_HSRCTL, 5, ARRAY_SIZE(twl6040_hs_texts),
407 twl6040_hs_texts),
408};
409
410static const char *twl6040_hf_texts[] = {
411 "Off", "HF DAC", "Line-In amp"
412};
413
414static const struct soc_enum twl6040_hf_enum[] = {
415 SOC_ENUM_SINGLE(TWL6040_REG_HFLCTL, 2, ARRAY_SIZE(twl6040_hf_texts),
416 twl6040_hf_texts),
417 SOC_ENUM_SINGLE(TWL6040_REG_HFRCTL, 2, ARRAY_SIZE(twl6040_hf_texts),
418 twl6040_hf_texts),
419};
420
67c34130
PU		 421static const char *twl6040_vibrapath_texts[] = {
422 "Input FF", "Audio PDM"
423};
424
425static const struct soc_enum twl6040_vibra_enum[] = {
426 SOC_ENUM_SINGLE(TWL6040_REG_VIBCTLL, 1,
427 ARRAY_SIZE(twl6040_vibrapath_texts),
428 twl6040_vibrapath_texts),
429 SOC_ENUM_SINGLE(TWL6040_REG_VIBCTLR, 1,
430 ARRAY_SIZE(twl6040_vibrapath_texts),
431 twl6040_vibrapath_texts),
432};
433
8ecbabd9
MLC		 434static const struct snd_kcontrol_new amicl_control =
435 SOC_DAPM_ENUM("Route", twl6040_enum[0]);
436
437static const struct snd_kcontrol_new amicr_control =
438 SOC_DAPM_ENUM("Route", twl6040_enum[1]);
439
440/* Headset DAC playback switches */
370a0314
JEC		 441static const struct snd_kcontrol_new hsl_mux_controls =
442 SOC_DAPM_ENUM("Route", twl6040_hs_enum[0]);
8ecbabd9 443
370a0314
JEC		 444static const struct snd_kcontrol_new hsr_mux_controls =
445 SOC_DAPM_ENUM("Route", twl6040_hs_enum[1]);
8ecbabd9
MLC		 446
447/* Handsfree DAC playback switches */
370a0314
JEC		 448static const struct snd_kcontrol_new hfl_mux_controls =
449 SOC_DAPM_ENUM("Route", twl6040_hf_enum[0]);
8ecbabd9 450
370a0314
JEC		 451static const struct snd_kcontrol_new hfr_mux_controls =
452 SOC_DAPM_ENUM("Route", twl6040_hf_enum[1]);
8ecbabd9 453
317596a6 454static const struct snd_kcontrol_new ep_path_enable_control =
290c348e 455 SOC_DAPM_SINGLE_VIRT("Switch", 1);
871a05a7 456
fdb625ff
PU		 457static const struct snd_kcontrol_new auxl_switch_control =
458 SOC_DAPM_SINGLE("Switch", TWL6040_REG_HFLCTL, 6, 1, 0);
459
460static const struct snd_kcontrol_new auxr_switch_control =
461 SOC_DAPM_SINGLE("Switch", TWL6040_REG_HFRCTL, 6, 1, 0);
462
67c34130
PU		 463/* Vibra playback switches */
464static const struct snd_kcontrol_new vibral_mux_controls =
465 SOC_DAPM_ENUM_EXT("Route", twl6040_vibra_enum[0],
466 snd_soc_dapm_get_enum_double,
467 twl6040_soc_dapm_put_vibra_enum);
468
469static const struct snd_kcontrol_new vibrar_mux_controls =
470 SOC_DAPM_ENUM_EXT("Route", twl6040_vibra_enum[1],
471 snd_soc_dapm_get_enum_double,
472 twl6040_soc_dapm_put_vibra_enum);
473
6bba63b6 474/* Headset power mode */
7cca6067 475static const char *twl6040_power_mode_texts[] = {
3e453654 476 "Low-Power", "High-Performance",
6bba63b6
MLC		 477};
478
7cca6067
PU		 479static const struct soc_enum twl6040_power_mode_enum =
480 SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(twl6040_power_mode_texts),
481 twl6040_power_mode_texts);
6bba63b6
MLC		 482
483static int twl6040_headset_power_get_enum(struct snd_kcontrol *kcontrol,
484 struct snd_ctl_elem_value *ucontrol)
485{
486 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
487 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
488
489 ucontrol->value.enumerated.item[0] = priv->hs_power_mode;
490
491 return 0;
492}
493
494static int twl6040_headset_power_put_enum(struct snd_kcontrol *kcontrol,
495 struct snd_ctl_elem_value *ucontrol)
496{
497 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
498 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
499 int high_perf = ucontrol->value.enumerated.item[0];
500 int ret = 0;
501
502 if (!priv->hs_power_mode_locked)
503 ret = headset_power_mode(codec, high_perf);
504
505 if (!ret)
506 priv->hs_power_mode = high_perf;
507
508 return ret;
509}
510
af958c72
PU		 511static int twl6040_pll_get_enum(struct snd_kcontrol *kcontrol,
512 struct snd_ctl_elem_value *ucontrol)
513{
514 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
515 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
516
517 ucontrol->value.enumerated.item[0] = priv->pll_power_mode;
518
519 return 0;
520}
521
522static int twl6040_pll_put_enum(struct snd_kcontrol *kcontrol,
523 struct snd_ctl_elem_value *ucontrol)
524{
525 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
526 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
527
528 priv->pll_power_mode = ucontrol->value.enumerated.item[0];
af958c72
PU		 529
530 return 0;
531}
532
e48b46ba
LG		 533int twl6040_get_dl1_gain(struct snd_soc_codec *codec)
534{
535 struct snd_soc_dapm_context *dapm = &codec->dapm;
536
537 if (snd_soc_dapm_get_pin_status(dapm, "EP"))
538 return -1; /* -1dB */
539
540 if (snd_soc_dapm_get_pin_status(dapm, "HSOR") ||
541 snd_soc_dapm_get_pin_status(dapm, "HSOL")) {
542
543 u8 val = snd_soc_read(codec, TWL6040_REG_HSLCTL);
544 if (val & TWL6040_HSDACMODE)
545 /* HSDACL in LP mode */
546 return -8; /* -8dB */
547 else
548 /* HSDACL in HP mode */
549 return -1; /* -1dB */
550 }
551 return 0; /* 0dB */
552}
553EXPORT_SYMBOL_GPL(twl6040_get_dl1_gain);
554
af958c72
PU		 555int twl6040_get_clk_id(struct snd_soc_codec *codec)
556{
557 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
558
ff593ca1 559 return priv->pll_power_mode;
af958c72
PU		 560}
561EXPORT_SYMBOL_GPL(twl6040_get_clk_id);
562
db4aabcc
PU		 563int twl6040_get_trim_value(struct snd_soc_codec *codec, enum twl6040_trim trim)
564{
565 if (unlikely(trim >= TWL6040_TRIM_INVAL))
566 return -EINVAL;
567
626bcacb 568 return twl6040_read(codec, TWL6040_REG_TRIM1 + trim);
db4aabcc
PU		 569}
570EXPORT_SYMBOL_GPL(twl6040_get_trim_value);
571
08656910
LG		 572int twl6040_get_hs_step_size(struct snd_soc_codec *codec)
573{
574 struct twl6040 *twl6040 = codec->control_data;
575
be4ac00a 576 if (twl6040_get_revid(twl6040) < TWL6040_REV_ES1_3)
08656910
LG		 577 /* For ES under ES_1.3 HS step is 2 mV */
578 return 2;
579 else
580 /* For ES_1.3 HS step is 1 mV */
581 return 1;
582}
583EXPORT_SYMBOL_GPL(twl6040_get_hs_step_size);
584
8ecbabd9
MLC		 585static const struct snd_kcontrol_new twl6040_snd_controls[] = {
586 /* Capture gains */
587 SOC_DOUBLE_TLV("Capture Preamplifier Volume",
588 TWL6040_REG_MICGAIN, 6, 7, 1, 1, mic_preamp_tlv),
589 SOC_DOUBLE_TLV("Capture Volume",
590 TWL6040_REG_MICGAIN, 0, 3, 4, 0, mic_amp_tlv),
591
370a0314
JEC		 592 /* AFM gains */
593 SOC_DOUBLE_TLV("Aux FM Volume",
1f71a3ba 594 TWL6040_REG_LINEGAIN, 0, 3, 7, 0, afm_amp_tlv),
370a0314 595
8ecbabd9 596 /* Playback gains */
3bb8a819
PU		 597 SOC_DOUBLE_TLV("Headset Playback Volume",
598 TWL6040_REG_HSGAIN, 0, 4, 0xF, 1, hs_tlv),
599 SOC_DOUBLE_R_TLV("Handsfree Playback Volume",
600 TWL6040_REG_HFLGAIN, TWL6040_REG_HFRGAIN, 0, 0x1D, 1, hf_tlv),
871a05a7
JEC		 601 SOC_SINGLE_TLV("Earphone Playback Volume",
602 TWL6040_REG_EARCTL, 1, 0xF, 1, ep_tlv),
6bba63b6 603
7cca6067 604 SOC_ENUM_EXT("Headset Power Mode", twl6040_power_mode_enum,
6bba63b6
MLC		 605 twl6040_headset_power_get_enum,
606 twl6040_headset_power_put_enum),
af958c72
PU		 607
608 SOC_ENUM_EXT("PLL Selection", twl6040_power_mode_enum,
609 twl6040_pll_get_enum, twl6040_pll_put_enum),
8ecbabd9
MLC		 610};
611
612static const struct snd_soc_dapm_widget twl6040_dapm_widgets[] = {
613 /* Inputs */
614 SND_SOC_DAPM_INPUT("MAINMIC"),
615 SND_SOC_DAPM_INPUT("HSMIC"),
616 SND_SOC_DAPM_INPUT("SUBMIC"),
617 SND_SOC_DAPM_INPUT("AFML"),
618 SND_SOC_DAPM_INPUT("AFMR"),
619
620 /* Outputs */
621 SND_SOC_DAPM_OUTPUT("HSOL"),
622 SND_SOC_DAPM_OUTPUT("HSOR"),
623 SND_SOC_DAPM_OUTPUT("HFL"),
624 SND_SOC_DAPM_OUTPUT("HFR"),
871a05a7 625 SND_SOC_DAPM_OUTPUT("EP"),
fdb625ff
PU		 626 SND_SOC_DAPM_OUTPUT("AUXL"),
627 SND_SOC_DAPM_OUTPUT("AUXR"),
67c34130
PU		 628 SND_SOC_DAPM_OUTPUT("VIBRAL"),
629 SND_SOC_DAPM_OUTPUT("VIBRAR"),
8ecbabd9
MLC		 630
631 /* Analog input muxes for the capture amplifiers */
632 SND_SOC_DAPM_MUX("Analog Left Capture Route",
633 SND_SOC_NOPM, 0, 0, &amicl_control),
634 SND_SOC_DAPM_MUX("Analog Right Capture Route",
635 SND_SOC_NOPM, 0, 0, &amicr_control),
636
637 /* Analog capture PGAs */
638 SND_SOC_DAPM_PGA("MicAmpL",
639 TWL6040_REG_MICLCTL, 0, 0, NULL, 0),
640 SND_SOC_DAPM_PGA("MicAmpR",
641 TWL6040_REG_MICRCTL, 0, 0, NULL, 0),
642
370a0314
JEC		 643 /* Auxiliary FM PGAs */
644 SND_SOC_DAPM_PGA("AFMAmpL",
645 TWL6040_REG_MICLCTL, 1, 0, NULL, 0),
646 SND_SOC_DAPM_PGA("AFMAmpR",
647 TWL6040_REG_MICRCTL, 1, 0, NULL, 0),
648
8ecbabd9 649 /* ADCs */
805238b1
PU		 650 SND_SOC_DAPM_ADC("ADC Left", NULL, TWL6040_REG_MICLCTL, 2, 0),
651 SND_SOC_DAPM_ADC("ADC Right", NULL, TWL6040_REG_MICRCTL, 2, 0),
8ecbabd9
MLC		 652
653 /* Microphone bias */
778cee7a
PU		 654 SND_SOC_DAPM_SUPPLY("Headset Mic Bias",
655 TWL6040_REG_AMICBCTL, 0, 0, NULL, 0),
656 SND_SOC_DAPM_SUPPLY("Main Mic Bias",
657 TWL6040_REG_AMICBCTL, 4, 0, NULL, 0),
658 SND_SOC_DAPM_SUPPLY("Digital Mic1 Bias",
659 TWL6040_REG_DMICBCTL, 0, 0, NULL, 0),
660 SND_SOC_DAPM_SUPPLY("Digital Mic2 Bias",
661 TWL6040_REG_DMICBCTL, 4, 0, NULL, 0),
8ecbabd9
MLC		 662
663 /* DACs */
805238b1
PU		 664 SND_SOC_DAPM_DAC("HSDAC Left", NULL, SND_SOC_NOPM, 0, 0),
665 SND_SOC_DAPM_DAC("HSDAC Right", NULL, SND_SOC_NOPM, 0, 0),
666 SND_SOC_DAPM_DAC("HFDAC Left", NULL, TWL6040_REG_HFLCTL, 0, 0),
667 SND_SOC_DAPM_DAC("HFDAC Right", NULL, TWL6040_REG_HFRCTL, 0, 0),
67c34130 668 /* Virtual DAC for vibra path (DL4 channel) */
805238b1 669 SND_SOC_DAPM_DAC("VIBRA DAC", NULL, SND_SOC_NOPM, 0, 0),
8ecbabd9 670
df11ce29 671 SND_SOC_DAPM_MUX("Handsfree Left Playback",
370a0314 672 SND_SOC_NOPM, 0, 0, &hfl_mux_controls),
df11ce29 673 SND_SOC_DAPM_MUX("Handsfree Right Playback",
370a0314
JEC		 674 SND_SOC_NOPM, 0, 0, &hfr_mux_controls),
675 /* Analog playback Muxes */
45b0f60d 676 SND_SOC_DAPM_MUX("Headset Left Playback",
370a0314 677 SND_SOC_NOPM, 0, 0, &hsl_mux_controls),
45b0f60d 678 SND_SOC_DAPM_MUX("Headset Right Playback",
370a0314 679 SND_SOC_NOPM, 0, 0, &hsr_mux_controls),
8ecbabd9 680
67c34130
PU		 681 SND_SOC_DAPM_MUX("Vibra Left Playback", SND_SOC_NOPM, 0, 0,
682 &vibral_mux_controls),
683 SND_SOC_DAPM_MUX("Vibra Right Playback", SND_SOC_NOPM, 0, 0,
684 &vibrar_mux_controls),
685
317596a6
PU		 686 SND_SOC_DAPM_SWITCH("Earphone Playback", SND_SOC_NOPM, 0, 0,
687 &ep_path_enable_control),
fdb625ff
PU		 688 SND_SOC_DAPM_SWITCH("AUXL Playback", SND_SOC_NOPM, 0, 0,
689 &auxl_switch_control),
690 SND_SOC_DAPM_SWITCH("AUXR Playback", SND_SOC_NOPM, 0, 0,
691 &auxr_switch_control),
317596a6 692
0fad4ed7 693 /* Analog playback drivers */
3bb8a819
PU		 694 SND_SOC_DAPM_OUT_DRV("HF Left Driver",
695 TWL6040_REG_HFLCTL, 4, 0, NULL, 0),
696 SND_SOC_DAPM_OUT_DRV("HF Right Driver",
697 TWL6040_REG_HFRCTL, 4, 0, NULL, 0),
698 SND_SOC_DAPM_OUT_DRV("HS Left Driver",
699 TWL6040_REG_HSLCTL, 2, 0, NULL, 0),
700 SND_SOC_DAPM_OUT_DRV("HS Right Driver",
701 TWL6040_REG_HSRCTL, 2, 0, NULL, 0),
317596a6
PU		 702 SND_SOC_DAPM_OUT_DRV_E("Earphone Driver",
703 TWL6040_REG_EARCTL, 0, 0, NULL, 0,
694b0001 704 twl6040_ep_drv_event,
aa1a4108 705 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
67c34130
PU		 706 SND_SOC_DAPM_OUT_DRV("Vibra Left Driver",
707 TWL6040_REG_VIBCTLL, 0, 0, NULL, 0),
708 SND_SOC_DAPM_OUT_DRV("Vibra Right Driver",
709 TWL6040_REG_VIBCTLR, 0, 0, NULL, 0),
710
711 SND_SOC_DAPM_SUPPLY("Vibra Left Control", TWL6040_REG_VIBCTLL, 2, 0,
712 NULL, 0),
713 SND_SOC_DAPM_SUPPLY("Vibra Right Control", TWL6040_REG_VIBCTLR, 2, 0,
714 NULL, 0),
33b6816c
PU		 715 SND_SOC_DAPM_SUPPLY_S("HSDAC Power", 1, SND_SOC_NOPM, 0, 0,
716 twl6040_hs_dac_event,
717 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
8ecbabd9
MLC		 718
719 /* Analog playback PGAs */
df11ce29 720 SND_SOC_DAPM_PGA("HF Left PGA",
8ecbabd9 721 TWL6040_REG_HFLCTL, 1, 0, NULL, 0),
df11ce29 722 SND_SOC_DAPM_PGA("HF Right PGA",
8ecbabd9
MLC		 723 TWL6040_REG_HFRCTL, 1, 0, NULL, 0),
724
725};
726
727static const struct snd_soc_dapm_route intercon[] = {
805238b1
PU		 728 /* Stream -> DAC mapping */
729 {"HSDAC Left", NULL, "Legacy Playback"},
730 {"HSDAC Left", NULL, "Headset Playback"},
731 {"HSDAC Right", NULL, "Legacy Playback"},
732 {"HSDAC Right", NULL, "Headset Playback"},
733
734 {"HFDAC Left", NULL, "Legacy Playback"},
735 {"HFDAC Left", NULL, "Handsfree Playback"},
736 {"HFDAC Right", NULL, "Legacy Playback"},
737 {"HFDAC Right", NULL, "Handsfree Playback"},
738
739 {"VIBRA DAC", NULL, "Legacy Playback"},
740 {"VIBRA DAC", NULL, "Vibra Playback"},
741
742 /* ADC -> Stream mapping */
07ac2296
PU		 743 {"Legacy Capture" , NULL, "ADC Left"},
744 {"Capture", NULL, "ADC Left"},
745 {"Legacy Capture", NULL, "ADC Right"},
746 {"Capture" , NULL, "ADC Right"},
805238b1 747
8ecbabd9
MLC		 748 /* Capture path */
749 {"Analog Left Capture Route", "Headset Mic", "HSMIC"},
750 {"Analog Left Capture Route", "Main Mic", "MAINMIC"},
751 {"Analog Left Capture Route", "Aux/FM Left", "AFML"},
752
753 {"Analog Right Capture Route", "Headset Mic", "HSMIC"},
754 {"Analog Right Capture Route", "Sub Mic", "SUBMIC"},
755 {"Analog Right Capture Route", "Aux/FM Right", "AFMR"},
756
757 {"MicAmpL", NULL, "Analog Left Capture Route"},
758 {"MicAmpR", NULL, "Analog Right Capture Route"},
759
760 {"ADC Left", NULL, "MicAmpL"},
761 {"ADC Right", NULL, "MicAmpR"},
762
370a0314 763 /* AFM path */
5bf692d9
PU		 764 {"AFMAmpL", NULL, "AFML"},
765 {"AFMAmpR", NULL, "AFMR"},
370a0314 766
33b6816c
PU		 767 {"HSDAC Left", NULL, "HSDAC Power"},
768 {"HSDAC Right", NULL, "HSDAC Power"},
769
45b0f60d
PU		 770 {"Headset Left Playback", "HS DAC", "HSDAC Left"},
771 {"Headset Left Playback", "Line-In amp", "AFMAmpL"},
8ecbabd9 772
45b0f60d
PU		 773 {"Headset Right Playback", "HS DAC", "HSDAC Right"},
774 {"Headset Right Playback", "Line-In amp", "AFMAmpR"},
370a0314 775
45b0f60d
PU		 776 {"HS Left Driver", NULL, "Headset Left Playback"},
777 {"HS Right Driver", NULL, "Headset Right Playback"},
8ecbabd9 778
45b0f60d
PU		 779 {"HSOL", NULL, "HS Left Driver"},
780 {"HSOR", NULL, "HS Right Driver"},
8ecbabd9 781
871a05a7 782 /* Earphone playback path */
317596a6
PU		 783 {"Earphone Playback", "Switch", "HSDAC Left"},
784 {"Earphone Driver", NULL, "Earphone Playback"},
871a05a7
JEC		 785 {"EP", NULL, "Earphone Driver"},
786
df11ce29
PU		 787 {"Handsfree Left Playback", "HF DAC", "HFDAC Left"},
788 {"Handsfree Left Playback", "Line-In amp", "AFMAmpL"},
370a0314 789
df11ce29
PU		 790 {"Handsfree Right Playback", "HF DAC", "HFDAC Right"},
791 {"Handsfree Right Playback", "Line-In amp", "AFMAmpR"},
8ecbabd9 792
df11ce29
PU		 793 {"HF Left PGA", NULL, "Handsfree Left Playback"},
794 {"HF Right PGA", NULL, "Handsfree Right Playback"},
8ecbabd9 795
df11ce29
PU		 796 {"HF Left Driver", NULL, "HF Left PGA"},
797 {"HF Right Driver", NULL, "HF Right PGA"},
8ecbabd9 798
df11ce29
PU		 799 {"HFL", NULL, "HF Left Driver"},
800 {"HFR", NULL, "HF Right Driver"},
fdb625ff
PU		 801
802 {"AUXL Playback", "Switch", "HF Left PGA"},
803 {"AUXR Playback", "Switch", "HF Right PGA"},
804
805 {"AUXL", NULL, "AUXL Playback"},
806 {"AUXR", NULL, "AUXR Playback"},
67c34130
PU		 807
808 /* Vibrator paths */
809 {"Vibra Left Playback", "Audio PDM", "VIBRA DAC"},
810 {"Vibra Right Playback", "Audio PDM", "VIBRA DAC"},
811
812 {"Vibra Left Driver", NULL, "Vibra Left Playback"},
813 {"Vibra Right Driver", NULL, "Vibra Right Playback"},
814 {"Vibra Left Driver", NULL, "Vibra Left Control"},
815 {"Vibra Right Driver", NULL, "Vibra Right Control"},
816
817 {"VIBRAL", NULL, "Vibra Left Driver"},
818 {"VIBRAR", NULL, "Vibra Right Driver"},
8ecbabd9
MLC		 819};
820
8ecbabd9
MLC		 821static int twl6040_set_bias_level(struct snd_soc_codec *codec,
822 enum snd_soc_bias_level level)
823{
fb34d3d5 824 struct twl6040 *twl6040 = codec->control_data;
d4a8ca24 825 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
8ecbabd9
MLC		 826 int ret;
827
828 switch (level) {
829 case SND_SOC_BIAS_ON:
830 break;
831 case SND_SOC_BIAS_PREPARE:
832 break;
833 case SND_SOC_BIAS_STANDBY:
834 if (priv->codec_powered)
835 break;
836
fb34d3d5
MLC		 837 ret = twl6040_power(twl6040, 1);
838 if (ret)
839 return ret;
8ecbabd9 840
fb34d3d5 841 priv->codec_powered = 1;
8ecbabd9 842
65b7cecc
OM		 843 /* Set external boost GPO */
844 twl6040_write(codec, TWL6040_REG_GPOCTL, 0x02);
8ecbabd9
MLC		 845 break;
846 case SND_SOC_BIAS_OFF:
847 if (!priv->codec_powered)
848 break;
849
fb34d3d5 850 twl6040_power(twl6040, 0);
8ecbabd9
MLC		 851 priv->codec_powered = 0;
852 break;
853 }
854
ce6120cc 855 codec->dapm.bias_level = level;
8ecbabd9
MLC		 856
857 return 0;
858}
859
8ecbabd9
MLC		 860static int twl6040_startup(struct snd_pcm_substream *substream,
861 struct snd_soc_dai *dai)
862{
e6968a17 863 struct snd_soc_codec *codec = dai->codec;
d4a8ca24 864 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
8ecbabd9 865
8ecbabd9
MLC		 866 snd_pcm_hw_constraint_list(substream->runtime, 0,
867 SNDRV_PCM_HW_PARAM_RATE,
f53c346c 868 &sysclk_constraints[priv->pll_power_mode]);
8ecbabd9
MLC		 869
870 return 0;
871}
872
873static int twl6040_hw_params(struct snd_pcm_substream *substream,
874 struct snd_pcm_hw_params *params,
875 struct snd_soc_dai *dai)
876{
e6968a17 877 struct snd_soc_codec *codec = dai->codec;
d4a8ca24 878 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
8ecbabd9
MLC		 879 int rate;
880
8ecbabd9
MLC		 881 rate = params_rate(params);
882 switch (rate) {
60ea4cec
OM		 883 case 11250:
884 case 22500:
885 case 44100:
8ecbabd9 886 case 88200:
753621c2
PU		 887 /* These rates are not supported when HPPLL is in use */
888 if (unlikely(priv->pll == TWL6040_SYSCLK_SEL_HPPLL)) {
889 dev_err(codec->dev, "HPPLL does not support rate %d\n",
890 rate);
891 return -EINVAL;
892 }
8ecbabd9
MLC		 893 priv->sysclk = 17640000;
894 break;
60ea4cec
OM		 895 case 8000:
896 case 16000:
897 case 32000:
898 case 48000:
8ecbabd9 899 case 96000:
8ecbabd9
MLC		 900 priv->sysclk = 19200000;
901 break;
902 default:
903 dev_err(codec->dev, "unsupported rate %d\n", rate);
904 return -EINVAL;
905 }
906
8ecbabd9
MLC		 907 return 0;
908}
909
4e624d06
OM		 910static int twl6040_prepare(struct snd_pcm_substream *substream,
911 struct snd_soc_dai *dai)
8ecbabd9 912{
e6968a17 913 struct snd_soc_codec *codec = dai->codec;
753621c2 914 struct twl6040 *twl6040 = codec->control_data;
d4a8ca24 915 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
753621c2 916 int ret;
8ecbabd9 917
4e624d06
OM		 918 if (!priv->sysclk) {
919 dev_err(codec->dev,
920 "no mclk configured, call set_sysclk() on init\n");
921 return -EINVAL;
922 }
923
753621c2
PU		 924 ret = twl6040_set_pll(twl6040, priv->pll, priv->clk_in, priv->sysclk);
925 if (ret) {
926 dev_err(codec->dev, "Can not set PLL (%d)\n", ret);
927 return -EPERM;
928 }
929
8ecbabd9
MLC		 930 return 0;
931}
932
933static int twl6040_set_dai_sysclk(struct snd_soc_dai *codec_dai,
934 int clk_id, unsigned int freq, int dir)
935{
936 struct snd_soc_codec *codec = codec_dai->codec;
d4a8ca24 937 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
8ecbabd9
MLC		 938
939 switch (clk_id) {
940 case TWL6040_SYSCLK_SEL_LPPLL:
8ecbabd9 941 case TWL6040_SYSCLK_SEL_HPPLL:
753621c2
PU		 942 priv->pll = clk_id;
943 priv->clk_in = freq;
8ecbabd9
MLC		 944 break;
945 default:
946 dev_err(codec->dev, "unknown clk_id %d\n", clk_id);
947 return -EINVAL;
948 }
949
950 return 0;
951}
952
98c5fb1f
PU		 953static void twl6040_mute_path(struct snd_soc_codec *codec, enum twl6040_dai_id id,
954 int mute)
955{
956 struct twl6040 *twl6040 = codec->control_data;
957 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
958 int hslctl, hsrctl, earctl;
959 int hflctl, hfrctl;
960
961 switch (id) {
962 case TWL6040_DAI_DL1:
626bcacb
PU		 963 hslctl = twl6040_read(codec, TWL6040_REG_HSLCTL);
964 hsrctl = twl6040_read(codec, TWL6040_REG_HSRCTL);
965 earctl = twl6040_read(codec, TWL6040_REG_EARCTL);
98c5fb1f
PU		 966
967 if (mute) {
968 /* Power down drivers and DACs */
969 earctl &= ~0x01;
970 hslctl &= ~(TWL6040_HSDRVENA | TWL6040_HSDACENA);
971 hsrctl &= ~(TWL6040_HSDRVENA | TWL6040_HSDACENA);
972
973 }
974
975 twl6040_reg_write(twl6040, TWL6040_REG_EARCTL, earctl);
976 twl6040_reg_write(twl6040, TWL6040_REG_HSLCTL, hslctl);
977 twl6040_reg_write(twl6040, TWL6040_REG_HSRCTL, hsrctl);
978 priv->dl1_unmuted = !mute;
979 break;
980 case TWL6040_DAI_DL2:
626bcacb
PU		 981 hflctl = twl6040_read(codec, TWL6040_REG_HFLCTL);
982 hfrctl = twl6040_read(codec, TWL6040_REG_HFRCTL);
98c5fb1f
PU		 983
984 if (mute) {
985 /* Power down drivers and DACs */
986 hflctl &= ~(TWL6040_HFDACENA | TWL6040_HFPGAENA |
987 TWL6040_HFDRVENA);
988 hfrctl &= ~(TWL6040_HFDACENA | TWL6040_HFPGAENA |
989 TWL6040_HFDRVENA);
990 }
991
992 twl6040_reg_write(twl6040, TWL6040_REG_HFLCTL, hflctl);
993 twl6040_reg_write(twl6040, TWL6040_REG_HFRCTL, hfrctl);
994 priv->dl2_unmuted = !mute;
995 break;
996 default:
997 break;
bf551413 998 }
98c5fb1f
PU		 999}
1000
1001static int twl6040_digital_mute(struct snd_soc_dai *dai, int mute)
1002{
1003 switch (dai->id) {
1004 case TWL6040_DAI_LEGACY:
1005 twl6040_mute_path(dai->codec, TWL6040_DAI_DL1, mute);
1006 twl6040_mute_path(dai->codec, TWL6040_DAI_DL2, mute);
1007 break;
1008 case TWL6040_DAI_DL1:
1009 case TWL6040_DAI_DL2:
1010 twl6040_mute_path(dai->codec, dai->id, mute);
1011 break;
1012 default:
1013 break;
1014 }
1015
1016 return 0;
1017}
1018
85e7652d 1019static const struct snd_soc_dai_ops twl6040_dai_ops = {
8ecbabd9
MLC		 1020 .startup = twl6040_startup,
1021 .hw_params = twl6040_hw_params,
4e624d06 1022 .prepare = twl6040_prepare,
8ecbabd9 1023 .set_sysclk = twl6040_set_dai_sysclk,
98c5fb1f 1024 .digital_mute = twl6040_digital_mute,
8ecbabd9
MLC		 1025};
1026
6510bdc3 1027static struct snd_soc_dai_driver twl6040_dai[] = {
21385eeb 1028{
d13f1fe0 1029 .name = "twl6040-legacy",
68897497 1030 .id = TWL6040_DAI_LEGACY,
8ecbabd9 1031 .playback = {
805238b1 1032 .stream_name = "Legacy Playback",
8ecbabd9 1033 .channels_min = 1,
cdd5054c 1034 .channels_max = 5,
21385eeb
PU		 1035 .rates = TWL6040_RATES,
1036 .formats = TWL6040_FORMATS,
1037 },
1038 .capture = {
805238b1 1039 .stream_name = "Legacy Capture",
21385eeb
PU		 1040 .channels_min = 1,
1041 .channels_max = 2,
8ecbabd9
MLC		 1042 .rates = TWL6040_RATES,
1043 .formats = TWL6040_FORMATS,
1044 },
21385eeb
PU		 1045 .ops = &twl6040_dai_ops,
1046},
6510bdc3
LG		 1047{
1048 .name = "twl6040-ul",
68897497 1049 .id = TWL6040_DAI_UL,
8ecbabd9
MLC		 1050 .capture = {
1051 .stream_name = "Capture",
1052 .channels_min = 1,
1053 .channels_max = 2,
1054 .rates = TWL6040_RATES,
1055 .formats = TWL6040_FORMATS,
1056 },
1057 .ops = &twl6040_dai_ops,
6510bdc3
LG		 1058},
1059{
1060 .name = "twl6040-dl1",
68897497 1061 .id = TWL6040_DAI_DL1,
8ecbabd9 1062 .playback = {
6510bdc3 1063 .stream_name = "Headset Playback",
8ecbabd9 1064 .channels_min = 1,
6510bdc3 1065 .channels_max = 2,
8ecbabd9
MLC		 1066 .rates = TWL6040_RATES,
1067 .formats = TWL6040_FORMATS,
1068 },
6510bdc3
LG		 1069 .ops = &twl6040_dai_ops,
1070},
1071{
1072 .name = "twl6040-dl2",
68897497 1073 .id = TWL6040_DAI_DL2,
6510bdc3
LG		 1074 .playback = {
1075 .stream_name = "Handsfree Playback",
8ecbabd9
MLC		 1076 .channels_min = 1,
1077 .channels_max = 2,
1078 .rates = TWL6040_RATES,
1079 .formats = TWL6040_FORMATS,
1080 },
1081 .ops = &twl6040_dai_ops,
6510bdc3
LG		 1082},
1083{
1084 .name = "twl6040-vib",
68897497 1085 .id = TWL6040_DAI_VIB,
6510bdc3
LG		 1086 .playback = {
1087 .stream_name = "Vibra Playback",
d8dd032d
PU		 1088 .channels_min = 1,
1089 .channels_max = 1,
6510bdc3
LG		 1090 .rates = SNDRV_PCM_RATE_CONTINUOUS,
1091 .formats = TWL6040_FORMATS,
1092 },
1093 .ops = &twl6040_dai_ops,
1094},
8ecbabd9 1095};
8ecbabd9
MLC		 1096
1097#ifdef CONFIG_PM
84b315ee 1098static int twl6040_suspend(struct snd_soc_codec *codec)
8ecbabd9 1099{
8ecbabd9
MLC		 1100 twl6040_set_bias_level(codec, SND_SOC_BIAS_OFF);
1101
1102 return 0;
1103}
1104
f0fba2ad 1105static int twl6040_resume(struct snd_soc_codec *codec)
8ecbabd9 1106{
8ecbabd9 1107 twl6040_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
8ecbabd9
MLC		 1108
1109 return 0;
1110}
1111#else
1112#define twl6040_suspend NULL
1113#define twl6040_resume NULL
1114#endif
1115
f0fba2ad 1116static int twl6040_probe(struct snd_soc_codec *codec)
8ecbabd9 1117{
8ecbabd9 1118 struct twl6040_data *priv;
626bcacb 1119 struct twl6040 *twl6040 = dev_get_drvdata(codec->dev->parent);
2a433b9d
PU		 1120 struct platform_device *pdev = container_of(codec->dev,
1121 struct platform_device, dev);
8ecbabd9
MLC		 1122 int ret = 0;
1123
9523fcdc 1124 priv = devm_kzalloc(codec->dev, sizeof(*priv), GFP_KERNEL);
8ecbabd9
MLC		 1125 if (priv == NULL)
1126 return -ENOMEM;
9523fcdc 1127
f0fba2ad 1128 snd_soc_codec_set_drvdata(codec, priv);
8ecbabd9 1129
a2d2362e 1130 priv->codec = codec;
626bcacb 1131 codec->control_data = twl6040;
a2d2362e 1132
2a433b9d
PU		 1133 priv->plug_irq = platform_get_irq(pdev, 0);
1134 if (priv->plug_irq < 0) {
1135 dev_err(codec->dev, "invalid irq\n");
9523fcdc 1136 return -EINVAL;
2a433b9d 1137 }
8ecbabd9 1138
46dd0b93 1139 INIT_DELAYED_WORK(&priv->hs_jack.work, twl6040_accessory_work);
a2d2362e
JEC		 1140
1141 mutex_init(&priv->mutex);
8ecbabd9 1142
f60596d6 1143 ret = request_threaded_irq(priv->plug_irq, NULL,
9523fcdc
PU		 1144 twl6040_audio_handler, IRQF_NO_SUSPEND,
1145 "twl6040_irq_plug", codec);
fb34d3d5
MLC		 1146 if (ret) {
1147 dev_err(codec->dev, "PLUG IRQ request failed: %d\n", ret);
da2107d1 1148 return ret;
fb34d3d5
MLC		 1149 }
1150
626bcacb 1151 twl6040_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
a52762ee 1152 twl6040_init_chip(codec);
fb34d3d5 1153
626bcacb 1154 return 0;
8ecbabd9
MLC		 1155}
1156
f0fba2ad 1157static int twl6040_remove(struct snd_soc_codec *codec)
8ecbabd9 1158{
f60596d6
PU		 1159 struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
1160
1161 free_irq(priv->plug_irq, codec);
f0fba2ad 1162 twl6040_set_bias_level(codec, SND_SOC_BIAS_OFF);
8ecbabd9 1163
f0fba2ad
LG		 1164 return 0;
1165}
8ecbabd9 1166
f0fba2ad
LG		 1167static struct snd_soc_codec_driver soc_codec_dev_twl6040 = {
1168 .probe = twl6040_probe,
1169 .remove = twl6040_remove,
1170 .suspend = twl6040_suspend,
1171 .resume = twl6040_resume,
626bcacb 1172 .read = twl6040_read,
f0fba2ad
LG		 1173 .write = twl6040_write,
1174 .set_bias_level = twl6040_set_bias_level,
a5d3a21a 1175 .ignore_pmdown_time = true,
a175fce0
PU		 1176
1177 .controls = twl6040_snd_controls,
1178 .num_controls = ARRAY_SIZE(twl6040_snd_controls),
1179 .dapm_widgets = twl6040_dapm_widgets,
1180 .num_dapm_widgets = ARRAY_SIZE(twl6040_dapm_widgets),
1181 .dapm_routes = intercon,
1182 .num_dapm_routes = ARRAY_SIZE(intercon),
f0fba2ad
LG		 1183};
1184
7a79e94e 1185static int twl6040_codec_probe(struct platform_device *pdev)
f0fba2ad 1186{
6510bdc3
LG		 1187 return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_twl6040,
1188 twl6040_dai, ARRAY_SIZE(twl6040_dai));
f0fba2ad
LG		 1189}
1190
7a79e94e 1191static int twl6040_codec_remove(struct platform_device *pdev)
f0fba2ad
LG		 1192{
1193 snd_soc_unregister_codec(&pdev->dev);
8ecbabd9
MLC		 1194 return 0;
1195}
1196
1197static struct platform_driver twl6040_codec_driver = {
1198 .driver = {
f0fba2ad 1199 .name = "twl6040-codec",
8ecbabd9
MLC		 1200 .owner = THIS_MODULE,
1201 },
1202 .probe = twl6040_codec_probe,
7a79e94e 1203 .remove = twl6040_codec_remove,
8ecbabd9
MLC		 1204};
1205
5bbcc3c0 1206module_platform_driver(twl6040_codec_driver);
8ecbabd9
MLC		 1207
1208MODULE_DESCRIPTION("ASoC TWL6040 codec driver");
1209MODULE_AUTHOR("Misael Lopez Cruz");
1210MODULE_LICENSE("GPL");
Linux kernel - Deliverables
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