2 * ALSA SoC TWL4030 codec driver
4 * Author: Steve Sakoman, <steve@sakoman.com>
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.
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.
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
22 #include <linux/module.h>
23 #include <linux/moduleparam.h>
24 #include <linux/init.h>
25 #include <linux/delay.h>
27 #include <linux/i2c.h>
28 #include <linux/platform_device.h>
30 #include <linux/of_gpio.h>
31 #include <linux/i2c/twl.h>
32 #include <linux/slab.h>
33 #include <linux/gpio.h>
34 #include <sound/core.h>
35 #include <sound/pcm.h>
36 #include <sound/pcm_params.h>
37 #include <sound/soc.h>
38 #include <sound/initval.h>
39 #include <sound/tlv.h>
41 /* Register descriptions are here */
42 #include <linux/mfd/twl4030-audio.h>
44 /* TWL4030 PMBR1 Register */
45 #define TWL4030_PMBR1_REG 0x0D
46 /* TWL4030 PMBR1 Register GPIO6 mux bits */
47 #define TWL4030_GPIO6_PWM0_MUTE(value) ((value & 0x03) << 2)
49 #define TWL4030_CACHEREGNUM (TWL4030_REG_MISC_SET_2 + 1)
51 /* codec private data */
53 unsigned int codec_powered;
55 /* reference counts of AIF/APLL users */
56 unsigned int apll_enabled;
58 struct snd_pcm_substream *master_substream;
59 struct snd_pcm_substream *slave_substream;
61 unsigned int configured;
63 unsigned int sample_bits;
64 unsigned int channels;
68 /* Output (with associated amp) states */
69 u8 hsl_enabled, hsr_enabled;
71 u8 predrivel_enabled, predriver_enabled;
72 u8 carkitl_enabled, carkitr_enabled;
73 u8 ctl_cache[TWL4030_REG_PRECKR_CTL - TWL4030_REG_EAR_CTL + 1];
75 struct twl4030_codec_data *pdata;
78 static void tw4030_init_ctl_cache(struct twl4030_priv *twl4030)
83 for (i = TWL4030_REG_EAR_CTL; i <= TWL4030_REG_PRECKR_CTL; i++) {
84 twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte, i);
85 twl4030->ctl_cache[i - TWL4030_REG_EAR_CTL] = byte;
89 static unsigned int twl4030_read(struct snd_soc_codec *codec, unsigned int reg)
91 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
94 if (reg >= TWL4030_CACHEREGNUM)
98 case TWL4030_REG_EAR_CTL:
99 case TWL4030_REG_PREDL_CTL:
100 case TWL4030_REG_PREDR_CTL:
101 case TWL4030_REG_PRECKL_CTL:
102 case TWL4030_REG_PRECKR_CTL:
103 case TWL4030_REG_HS_GAIN_SET:
104 value = twl4030->ctl_cache[reg - TWL4030_REG_EAR_CTL];
107 twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &value, reg);
114 static bool twl4030_can_write_to_chip(struct twl4030_priv *twl4030,
117 bool write_to_reg = false;
119 /* Decide if the given register can be written */
121 case TWL4030_REG_EAR_CTL:
122 if (twl4030->earpiece_enabled)
125 case TWL4030_REG_PREDL_CTL:
126 if (twl4030->predrivel_enabled)
129 case TWL4030_REG_PREDR_CTL:
130 if (twl4030->predriver_enabled)
133 case TWL4030_REG_PRECKL_CTL:
134 if (twl4030->carkitl_enabled)
137 case TWL4030_REG_PRECKR_CTL:
138 if (twl4030->carkitr_enabled)
141 case TWL4030_REG_HS_GAIN_SET:
142 if (twl4030->hsl_enabled || twl4030->hsr_enabled)
146 /* All other register can be written */
154 static int twl4030_write(struct snd_soc_codec *codec, unsigned int reg,
157 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
159 /* Update the ctl cache */
161 case TWL4030_REG_EAR_CTL:
162 case TWL4030_REG_PREDL_CTL:
163 case TWL4030_REG_PREDR_CTL:
164 case TWL4030_REG_PRECKL_CTL:
165 case TWL4030_REG_PRECKR_CTL:
166 case TWL4030_REG_HS_GAIN_SET:
167 twl4030->ctl_cache[reg - TWL4030_REG_EAR_CTL] = value;
173 if (twl4030_can_write_to_chip(twl4030, reg))
174 return twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, value, reg);
179 static inline void twl4030_wait_ms(int time)
183 usleep_range(time, time + 500);
189 static void twl4030_codec_enable(struct snd_soc_codec *codec, int enable)
191 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
194 if (enable == twl4030->codec_powered)
198 mode = twl4030_audio_enable_resource(TWL4030_AUDIO_RES_POWER);
200 mode = twl4030_audio_disable_resource(TWL4030_AUDIO_RES_POWER);
203 twl4030->codec_powered = enable;
205 /* REVISIT: this delay is present in TI sample drivers */
206 /* but there seems to be no TRM requirement for it */
210 static void twl4030_setup_pdata_of(struct twl4030_codec_data *pdata,
211 struct device_node *node)
215 of_property_read_u32(node, "ti,digimic_delay",
216 &pdata->digimic_delay);
217 of_property_read_u32(node, "ti,ramp_delay_value",
218 &pdata->ramp_delay_value);
219 of_property_read_u32(node, "ti,offset_cncl_path",
220 &pdata->offset_cncl_path);
221 if (!of_property_read_u32(node, "ti,hs_extmute", &value))
222 pdata->hs_extmute = value;
224 pdata->hs_extmute_gpio = of_get_named_gpio(node,
225 "ti,hs_extmute_gpio", 0);
226 if (gpio_is_valid(pdata->hs_extmute_gpio))
227 pdata->hs_extmute = 1;
230 static struct twl4030_codec_data *twl4030_get_pdata(struct snd_soc_codec *codec)
232 struct twl4030_codec_data *pdata = dev_get_platdata(codec->dev);
233 struct device_node *twl4030_codec_node = NULL;
235 twl4030_codec_node = of_find_node_by_name(codec->dev->parent->of_node,
238 if (!pdata && twl4030_codec_node) {
239 pdata = devm_kzalloc(codec->dev,
240 sizeof(struct twl4030_codec_data),
243 dev_err(codec->dev, "Can not allocate memory\n");
246 twl4030_setup_pdata_of(pdata, twl4030_codec_node);
252 static void twl4030_init_chip(struct snd_soc_codec *codec)
254 struct twl4030_codec_data *pdata;
255 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
259 pdata = twl4030_get_pdata(codec);
261 if (pdata && pdata->hs_extmute) {
262 if (gpio_is_valid(pdata->hs_extmute_gpio)) {
265 if (!pdata->hs_extmute_gpio)
267 "Extmute GPIO is 0 is this correct?\n");
269 ret = gpio_request_one(pdata->hs_extmute_gpio,
274 "Failed to get hs_extmute GPIO\n");
275 pdata->hs_extmute_gpio = -1;
280 /* Set TWL4030 GPIO6 as EXTMUTE signal */
281 twl_i2c_read_u8(TWL4030_MODULE_INTBR, &pin_mux,
283 pin_mux &= ~TWL4030_GPIO6_PWM0_MUTE(0x03);
284 pin_mux |= TWL4030_GPIO6_PWM0_MUTE(0x02);
285 twl_i2c_write_u8(TWL4030_MODULE_INTBR, pin_mux,
290 /* Initialize the local ctl register cache */
291 tw4030_init_ctl_cache(twl4030);
293 /* anti-pop when changing analog gain */
294 reg = twl4030_read(codec, TWL4030_REG_MISC_SET_1);
295 twl4030_write(codec, TWL4030_REG_MISC_SET_1,
296 reg | TWL4030_SMOOTH_ANAVOL_EN);
298 twl4030_write(codec, TWL4030_REG_OPTION,
299 TWL4030_ATXL1_EN | TWL4030_ATXR1_EN |
300 TWL4030_ARXL2_EN | TWL4030_ARXR2_EN);
302 /* REG_ARXR2_APGA_CTL reset according to the TRM: 0dB, DA_EN */
303 twl4030_write(codec, TWL4030_REG_ARXR2_APGA_CTL, 0x32);
305 /* Machine dependent setup */
309 twl4030->pdata = pdata;
311 reg = twl4030_read(codec, TWL4030_REG_HS_POPN_SET);
312 reg &= ~TWL4030_RAMP_DELAY;
313 reg |= (pdata->ramp_delay_value << 2);
314 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, reg);
316 /* initiate offset cancellation */
317 twl4030_codec_enable(codec, 1);
319 reg = twl4030_read(codec, TWL4030_REG_ANAMICL);
320 reg &= ~TWL4030_OFFSET_CNCL_SEL;
321 reg |= pdata->offset_cncl_path;
322 twl4030_write(codec, TWL4030_REG_ANAMICL,
323 reg | TWL4030_CNCL_OFFSET_START);
326 * Wait for offset cancellation to complete.
327 * Since this takes a while, do not slam the i2c.
328 * Start polling the status after ~20ms.
332 usleep_range(1000, 2000);
333 twl_set_regcache_bypass(TWL4030_MODULE_AUDIO_VOICE, true);
334 twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte,
335 TWL4030_REG_ANAMICL);
336 twl_set_regcache_bypass(TWL4030_MODULE_AUDIO_VOICE, false);
337 } while ((i++ < 100) &&
338 ((byte & TWL4030_CNCL_OFFSET_START) ==
339 TWL4030_CNCL_OFFSET_START));
341 twl4030_codec_enable(codec, 0);
344 static void twl4030_apll_enable(struct snd_soc_codec *codec, int enable)
346 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
349 twl4030->apll_enabled++;
350 if (twl4030->apll_enabled == 1)
351 twl4030_audio_enable_resource(
352 TWL4030_AUDIO_RES_APLL);
354 twl4030->apll_enabled--;
355 if (!twl4030->apll_enabled)
356 twl4030_audio_disable_resource(
357 TWL4030_AUDIO_RES_APLL);
362 static const struct snd_kcontrol_new twl4030_dapm_earpiece_controls[] = {
363 SOC_DAPM_SINGLE("Voice", TWL4030_REG_EAR_CTL, 0, 1, 0),
364 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_EAR_CTL, 1, 1, 0),
365 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_EAR_CTL, 2, 1, 0),
366 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_EAR_CTL, 3, 1, 0),
370 static const struct snd_kcontrol_new twl4030_dapm_predrivel_controls[] = {
371 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PREDL_CTL, 0, 1, 0),
372 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_PREDL_CTL, 1, 1, 0),
373 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_PREDL_CTL, 2, 1, 0),
374 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_PREDL_CTL, 3, 1, 0),
378 static const struct snd_kcontrol_new twl4030_dapm_predriver_controls[] = {
379 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PREDR_CTL, 0, 1, 0),
380 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_PREDR_CTL, 1, 1, 0),
381 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_PREDR_CTL, 2, 1, 0),
382 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_PREDR_CTL, 3, 1, 0),
386 static const struct snd_kcontrol_new twl4030_dapm_hsol_controls[] = {
387 SOC_DAPM_SINGLE("Voice", TWL4030_REG_HS_SEL, 0, 1, 0),
388 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_HS_SEL, 1, 1, 0),
389 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_HS_SEL, 2, 1, 0),
393 static const struct snd_kcontrol_new twl4030_dapm_hsor_controls[] = {
394 SOC_DAPM_SINGLE("Voice", TWL4030_REG_HS_SEL, 3, 1, 0),
395 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_HS_SEL, 4, 1, 0),
396 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_HS_SEL, 5, 1, 0),
400 static const struct snd_kcontrol_new twl4030_dapm_carkitl_controls[] = {
401 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PRECKL_CTL, 0, 1, 0),
402 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_PRECKL_CTL, 1, 1, 0),
403 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_PRECKL_CTL, 2, 1, 0),
407 static const struct snd_kcontrol_new twl4030_dapm_carkitr_controls[] = {
408 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PRECKR_CTL, 0, 1, 0),
409 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_PRECKR_CTL, 1, 1, 0),
410 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_PRECKR_CTL, 2, 1, 0),
414 static const char *twl4030_handsfreel_texts[] =
415 {"Voice", "AudioL1", "AudioL2", "AudioR2"};
417 static SOC_ENUM_SINGLE_DECL(twl4030_handsfreel_enum,
418 TWL4030_REG_HFL_CTL, 0,
419 twl4030_handsfreel_texts);
421 static const struct snd_kcontrol_new twl4030_dapm_handsfreel_control =
422 SOC_DAPM_ENUM("Route", twl4030_handsfreel_enum);
424 /* Handsfree Left virtual mute */
425 static const struct snd_kcontrol_new twl4030_dapm_handsfreelmute_control =
426 SOC_DAPM_SINGLE_VIRT("Switch", 1);
428 /* Handsfree Right */
429 static const char *twl4030_handsfreer_texts[] =
430 {"Voice", "AudioR1", "AudioR2", "AudioL2"};
432 static SOC_ENUM_SINGLE_DECL(twl4030_handsfreer_enum,
433 TWL4030_REG_HFR_CTL, 0,
434 twl4030_handsfreer_texts);
436 static const struct snd_kcontrol_new twl4030_dapm_handsfreer_control =
437 SOC_DAPM_ENUM("Route", twl4030_handsfreer_enum);
439 /* Handsfree Right virtual mute */
440 static const struct snd_kcontrol_new twl4030_dapm_handsfreermute_control =
441 SOC_DAPM_SINGLE_VIRT("Switch", 1);
444 /* Vibra audio path selection */
445 static const char *twl4030_vibra_texts[] =
446 {"AudioL1", "AudioR1", "AudioL2", "AudioR2"};
448 static SOC_ENUM_SINGLE_DECL(twl4030_vibra_enum,
449 TWL4030_REG_VIBRA_CTL, 2,
450 twl4030_vibra_texts);
452 static const struct snd_kcontrol_new twl4030_dapm_vibra_control =
453 SOC_DAPM_ENUM("Route", twl4030_vibra_enum);
455 /* Vibra path selection: local vibrator (PWM) or audio driven */
456 static const char *twl4030_vibrapath_texts[] =
457 {"Local vibrator", "Audio"};
459 static SOC_ENUM_SINGLE_DECL(twl4030_vibrapath_enum,
460 TWL4030_REG_VIBRA_CTL, 4,
461 twl4030_vibrapath_texts);
463 static const struct snd_kcontrol_new twl4030_dapm_vibrapath_control =
464 SOC_DAPM_ENUM("Route", twl4030_vibrapath_enum);
466 /* Left analog microphone selection */
467 static const struct snd_kcontrol_new twl4030_dapm_analoglmic_controls[] = {
468 SOC_DAPM_SINGLE("Main Mic Capture Switch",
469 TWL4030_REG_ANAMICL, 0, 1, 0),
470 SOC_DAPM_SINGLE("Headset Mic Capture Switch",
471 TWL4030_REG_ANAMICL, 1, 1, 0),
472 SOC_DAPM_SINGLE("AUXL Capture Switch",
473 TWL4030_REG_ANAMICL, 2, 1, 0),
474 SOC_DAPM_SINGLE("Carkit Mic Capture Switch",
475 TWL4030_REG_ANAMICL, 3, 1, 0),
478 /* Right analog microphone selection */
479 static const struct snd_kcontrol_new twl4030_dapm_analogrmic_controls[] = {
480 SOC_DAPM_SINGLE("Sub Mic Capture Switch", TWL4030_REG_ANAMICR, 0, 1, 0),
481 SOC_DAPM_SINGLE("AUXR Capture Switch", TWL4030_REG_ANAMICR, 2, 1, 0),
484 /* TX1 L/R Analog/Digital microphone selection */
485 static const char *twl4030_micpathtx1_texts[] =
486 {"Analog", "Digimic0"};
488 static SOC_ENUM_SINGLE_DECL(twl4030_micpathtx1_enum,
489 TWL4030_REG_ADCMICSEL, 0,
490 twl4030_micpathtx1_texts);
492 static const struct snd_kcontrol_new twl4030_dapm_micpathtx1_control =
493 SOC_DAPM_ENUM("Route", twl4030_micpathtx1_enum);
495 /* TX2 L/R Analog/Digital microphone selection */
496 static const char *twl4030_micpathtx2_texts[] =
497 {"Analog", "Digimic1"};
499 static SOC_ENUM_SINGLE_DECL(twl4030_micpathtx2_enum,
500 TWL4030_REG_ADCMICSEL, 2,
501 twl4030_micpathtx2_texts);
503 static const struct snd_kcontrol_new twl4030_dapm_micpathtx2_control =
504 SOC_DAPM_ENUM("Route", twl4030_micpathtx2_enum);
506 /* Analog bypass for AudioR1 */
507 static const struct snd_kcontrol_new twl4030_dapm_abypassr1_control =
508 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXR1_APGA_CTL, 2, 1, 0);
510 /* Analog bypass for AudioL1 */
511 static const struct snd_kcontrol_new twl4030_dapm_abypassl1_control =
512 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXL1_APGA_CTL, 2, 1, 0);
514 /* Analog bypass for AudioR2 */
515 static const struct snd_kcontrol_new twl4030_dapm_abypassr2_control =
516 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXR2_APGA_CTL, 2, 1, 0);
518 /* Analog bypass for AudioL2 */
519 static const struct snd_kcontrol_new twl4030_dapm_abypassl2_control =
520 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXL2_APGA_CTL, 2, 1, 0);
522 /* Analog bypass for Voice */
523 static const struct snd_kcontrol_new twl4030_dapm_abypassv_control =
524 SOC_DAPM_SINGLE("Switch", TWL4030_REG_VDL_APGA_CTL, 2, 1, 0);
526 /* Digital bypass gain, mute instead of -30dB */
527 static const unsigned int twl4030_dapm_dbypass_tlv[] = {
528 TLV_DB_RANGE_HEAD(3),
529 0, 1, TLV_DB_SCALE_ITEM(-3000, 600, 1),
530 2, 3, TLV_DB_SCALE_ITEM(-2400, 0, 0),
531 4, 7, TLV_DB_SCALE_ITEM(-1800, 600, 0),
534 /* Digital bypass left (TX1L -> RX2L) */
535 static const struct snd_kcontrol_new twl4030_dapm_dbypassl_control =
536 SOC_DAPM_SINGLE_TLV("Volume",
537 TWL4030_REG_ATX2ARXPGA, 3, 7, 0,
538 twl4030_dapm_dbypass_tlv);
540 /* Digital bypass right (TX1R -> RX2R) */
541 static const struct snd_kcontrol_new twl4030_dapm_dbypassr_control =
542 SOC_DAPM_SINGLE_TLV("Volume",
543 TWL4030_REG_ATX2ARXPGA, 0, 7, 0,
544 twl4030_dapm_dbypass_tlv);
547 * Voice Sidetone GAIN volume control:
548 * from -51 to -10 dB in 1 dB steps (mute instead of -51 dB)
550 static DECLARE_TLV_DB_SCALE(twl4030_dapm_dbypassv_tlv, -5100, 100, 1);
552 /* Digital bypass voice: sidetone (VUL -> VDL)*/
553 static const struct snd_kcontrol_new twl4030_dapm_dbypassv_control =
554 SOC_DAPM_SINGLE_TLV("Volume",
555 TWL4030_REG_VSTPGA, 0, 0x29, 0,
556 twl4030_dapm_dbypassv_tlv);
559 * Output PGA builder:
560 * Handle the muting and unmuting of the given output (turning off the
561 * amplifier associated with the output pin)
562 * On mute bypass the reg_cache and write 0 to the register
563 * On unmute: restore the register content from the reg_cache
564 * Outputs handled in this way: Earpiece, PreDrivL/R, CarkitL/R
566 #define TWL4030_OUTPUT_PGA(pin_name, reg, mask) \
567 static int pin_name##pga_event(struct snd_soc_dapm_widget *w, \
568 struct snd_kcontrol *kcontrol, int event) \
570 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); \
571 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); \
574 case SND_SOC_DAPM_POST_PMU: \
575 twl4030->pin_name##_enabled = 1; \
576 twl4030_write(codec, reg, twl4030_read(codec, reg)); \
578 case SND_SOC_DAPM_POST_PMD: \
579 twl4030->pin_name##_enabled = 0; \
580 twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, 0, reg); \
586 TWL4030_OUTPUT_PGA(earpiece, TWL4030_REG_EAR_CTL, TWL4030_EAR_GAIN);
587 TWL4030_OUTPUT_PGA(predrivel, TWL4030_REG_PREDL_CTL, TWL4030_PREDL_GAIN);
588 TWL4030_OUTPUT_PGA(predriver, TWL4030_REG_PREDR_CTL, TWL4030_PREDR_GAIN);
589 TWL4030_OUTPUT_PGA(carkitl, TWL4030_REG_PRECKL_CTL, TWL4030_PRECKL_GAIN);
590 TWL4030_OUTPUT_PGA(carkitr, TWL4030_REG_PRECKR_CTL, TWL4030_PRECKR_GAIN);
592 static void handsfree_ramp(struct snd_soc_codec *codec, int reg, int ramp)
594 unsigned char hs_ctl;
596 hs_ctl = twl4030_read(codec, reg);
600 hs_ctl |= TWL4030_HF_CTL_REF_EN;
601 twl4030_write(codec, reg, hs_ctl);
603 hs_ctl |= TWL4030_HF_CTL_RAMP_EN;
604 twl4030_write(codec, reg, hs_ctl);
606 hs_ctl |= TWL4030_HF_CTL_LOOP_EN;
607 hs_ctl |= TWL4030_HF_CTL_HB_EN;
608 twl4030_write(codec, reg, hs_ctl);
611 hs_ctl &= ~TWL4030_HF_CTL_LOOP_EN;
612 hs_ctl &= ~TWL4030_HF_CTL_HB_EN;
613 twl4030_write(codec, reg, hs_ctl);
614 hs_ctl &= ~TWL4030_HF_CTL_RAMP_EN;
615 twl4030_write(codec, reg, hs_ctl);
617 hs_ctl &= ~TWL4030_HF_CTL_REF_EN;
618 twl4030_write(codec, reg, hs_ctl);
622 static int handsfreelpga_event(struct snd_soc_dapm_widget *w,
623 struct snd_kcontrol *kcontrol, int event)
625 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
628 case SND_SOC_DAPM_POST_PMU:
629 handsfree_ramp(codec, TWL4030_REG_HFL_CTL, 1);
631 case SND_SOC_DAPM_POST_PMD:
632 handsfree_ramp(codec, TWL4030_REG_HFL_CTL, 0);
638 static int handsfreerpga_event(struct snd_soc_dapm_widget *w,
639 struct snd_kcontrol *kcontrol, int event)
641 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
644 case SND_SOC_DAPM_POST_PMU:
645 handsfree_ramp(codec, TWL4030_REG_HFR_CTL, 1);
647 case SND_SOC_DAPM_POST_PMD:
648 handsfree_ramp(codec, TWL4030_REG_HFR_CTL, 0);
654 static int vibramux_event(struct snd_soc_dapm_widget *w,
655 struct snd_kcontrol *kcontrol, int event)
657 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
659 twl4030_write(codec, TWL4030_REG_VIBRA_SET, 0xff);
663 static int apll_event(struct snd_soc_dapm_widget *w,
664 struct snd_kcontrol *kcontrol, int event)
666 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
669 case SND_SOC_DAPM_PRE_PMU:
670 twl4030_apll_enable(codec, 1);
672 case SND_SOC_DAPM_POST_PMD:
673 twl4030_apll_enable(codec, 0);
679 static int aif_event(struct snd_soc_dapm_widget *w,
680 struct snd_kcontrol *kcontrol, int event)
682 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
685 audio_if = twl4030_read(codec, TWL4030_REG_AUDIO_IF);
687 case SND_SOC_DAPM_PRE_PMU:
689 /* enable the PLL before we use it to clock the DAI */
690 twl4030_apll_enable(codec, 1);
692 twl4030_write(codec, TWL4030_REG_AUDIO_IF,
693 audio_if | TWL4030_AIF_EN);
695 case SND_SOC_DAPM_POST_PMD:
696 /* disable the DAI before we stop it's source PLL */
697 twl4030_write(codec, TWL4030_REG_AUDIO_IF,
698 audio_if & ~TWL4030_AIF_EN);
699 twl4030_apll_enable(codec, 0);
705 static void headset_ramp(struct snd_soc_codec *codec, int ramp)
707 unsigned char hs_gain, hs_pop;
708 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
709 struct twl4030_codec_data *pdata = twl4030->pdata;
710 /* Base values for ramp delay calculation: 2^19 - 2^26 */
711 unsigned int ramp_base[] = {524288, 1048576, 2097152, 4194304,
712 8388608, 16777216, 33554432, 67108864};
715 hs_gain = twl4030_read(codec, TWL4030_REG_HS_GAIN_SET);
716 hs_pop = twl4030_read(codec, TWL4030_REG_HS_POPN_SET);
717 delay = (ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
718 twl4030->sysclk) + 1;
720 /* Enable external mute control, this dramatically reduces
722 if (pdata && pdata->hs_extmute) {
723 if (gpio_is_valid(pdata->hs_extmute_gpio)) {
724 gpio_set_value(pdata->hs_extmute_gpio, 1);
726 hs_pop |= TWL4030_EXTMUTE;
727 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
732 /* Headset ramp-up according to the TRM */
733 hs_pop |= TWL4030_VMID_EN;
734 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
735 /* Actually write to the register */
736 twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, hs_gain,
737 TWL4030_REG_HS_GAIN_SET);
738 hs_pop |= TWL4030_RAMP_EN;
739 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
740 /* Wait ramp delay time + 1, so the VMID can settle */
741 twl4030_wait_ms(delay);
743 /* Headset ramp-down _not_ according to
744 * the TRM, but in a way that it is working */
745 hs_pop &= ~TWL4030_RAMP_EN;
746 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
747 /* Wait ramp delay time + 1, so the VMID can settle */
748 twl4030_wait_ms(delay);
749 /* Bypass the reg_cache to mute the headset */
750 twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, hs_gain & (~0x0f),
751 TWL4030_REG_HS_GAIN_SET);
753 hs_pop &= ~TWL4030_VMID_EN;
754 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
757 /* Disable external mute */
758 if (pdata && pdata->hs_extmute) {
759 if (gpio_is_valid(pdata->hs_extmute_gpio)) {
760 gpio_set_value(pdata->hs_extmute_gpio, 0);
762 hs_pop &= ~TWL4030_EXTMUTE;
763 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
768 static int headsetlpga_event(struct snd_soc_dapm_widget *w,
769 struct snd_kcontrol *kcontrol, int event)
771 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
772 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
775 case SND_SOC_DAPM_POST_PMU:
776 /* Do the ramp-up only once */
777 if (!twl4030->hsr_enabled)
778 headset_ramp(codec, 1);
780 twl4030->hsl_enabled = 1;
782 case SND_SOC_DAPM_POST_PMD:
783 /* Do the ramp-down only if both headsetL/R is disabled */
784 if (!twl4030->hsr_enabled)
785 headset_ramp(codec, 0);
787 twl4030->hsl_enabled = 0;
793 static int headsetrpga_event(struct snd_soc_dapm_widget *w,
794 struct snd_kcontrol *kcontrol, int event)
796 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
797 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
800 case SND_SOC_DAPM_POST_PMU:
801 /* Do the ramp-up only once */
802 if (!twl4030->hsl_enabled)
803 headset_ramp(codec, 1);
805 twl4030->hsr_enabled = 1;
807 case SND_SOC_DAPM_POST_PMD:
808 /* Do the ramp-down only if both headsetL/R is disabled */
809 if (!twl4030->hsl_enabled)
810 headset_ramp(codec, 0);
812 twl4030->hsr_enabled = 0;
818 static int digimic_event(struct snd_soc_dapm_widget *w,
819 struct snd_kcontrol *kcontrol, int event)
821 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
822 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
823 struct twl4030_codec_data *pdata = twl4030->pdata;
825 if (pdata && pdata->digimic_delay)
826 twl4030_wait_ms(pdata->digimic_delay);
831 * Some of the gain controls in TWL (mostly those which are associated with
832 * the outputs) are implemented in an interesting way:
833 * 0x0 : Power down (mute)
837 * Inverting not going to help with these.
838 * Custom volsw and volsw_2r get/put functions to handle these gain bits.
840 static int snd_soc_get_volsw_twl4030(struct snd_kcontrol *kcontrol,
841 struct snd_ctl_elem_value *ucontrol)
843 struct soc_mixer_control *mc =
844 (struct soc_mixer_control *)kcontrol->private_value;
845 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
846 unsigned int reg = mc->reg;
847 unsigned int shift = mc->shift;
848 unsigned int rshift = mc->rshift;
850 int mask = (1 << fls(max)) - 1;
852 ucontrol->value.integer.value[0] =
853 (snd_soc_read(codec, reg) >> shift) & mask;
854 if (ucontrol->value.integer.value[0])
855 ucontrol->value.integer.value[0] =
856 max + 1 - ucontrol->value.integer.value[0];
858 if (shift != rshift) {
859 ucontrol->value.integer.value[1] =
860 (snd_soc_read(codec, reg) >> rshift) & mask;
861 if (ucontrol->value.integer.value[1])
862 ucontrol->value.integer.value[1] =
863 max + 1 - ucontrol->value.integer.value[1];
869 static int snd_soc_put_volsw_twl4030(struct snd_kcontrol *kcontrol,
870 struct snd_ctl_elem_value *ucontrol)
872 struct soc_mixer_control *mc =
873 (struct soc_mixer_control *)kcontrol->private_value;
874 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
875 unsigned int reg = mc->reg;
876 unsigned int shift = mc->shift;
877 unsigned int rshift = mc->rshift;
879 int mask = (1 << fls(max)) - 1;
880 unsigned short val, val2, val_mask;
882 val = (ucontrol->value.integer.value[0] & mask);
884 val_mask = mask << shift;
888 if (shift != rshift) {
889 val2 = (ucontrol->value.integer.value[1] & mask);
890 val_mask |= mask << rshift;
892 val2 = max + 1 - val2;
893 val |= val2 << rshift;
895 return snd_soc_update_bits(codec, reg, val_mask, val);
898 static int snd_soc_get_volsw_r2_twl4030(struct snd_kcontrol *kcontrol,
899 struct snd_ctl_elem_value *ucontrol)
901 struct soc_mixer_control *mc =
902 (struct soc_mixer_control *)kcontrol->private_value;
903 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
904 unsigned int reg = mc->reg;
905 unsigned int reg2 = mc->rreg;
906 unsigned int shift = mc->shift;
908 int mask = (1<<fls(max))-1;
910 ucontrol->value.integer.value[0] =
911 (snd_soc_read(codec, reg) >> shift) & mask;
912 ucontrol->value.integer.value[1] =
913 (snd_soc_read(codec, reg2) >> shift) & mask;
915 if (ucontrol->value.integer.value[0])
916 ucontrol->value.integer.value[0] =
917 max + 1 - ucontrol->value.integer.value[0];
918 if (ucontrol->value.integer.value[1])
919 ucontrol->value.integer.value[1] =
920 max + 1 - ucontrol->value.integer.value[1];
925 static int snd_soc_put_volsw_r2_twl4030(struct snd_kcontrol *kcontrol,
926 struct snd_ctl_elem_value *ucontrol)
928 struct soc_mixer_control *mc =
929 (struct soc_mixer_control *)kcontrol->private_value;
930 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
931 unsigned int reg = mc->reg;
932 unsigned int reg2 = mc->rreg;
933 unsigned int shift = mc->shift;
935 int mask = (1 << fls(max)) - 1;
937 unsigned short val, val2, val_mask;
939 val_mask = mask << shift;
940 val = (ucontrol->value.integer.value[0] & mask);
941 val2 = (ucontrol->value.integer.value[1] & mask);
946 val2 = max + 1 - val2;
949 val2 = val2 << shift;
951 err = snd_soc_update_bits(codec, reg, val_mask, val);
955 err = snd_soc_update_bits(codec, reg2, val_mask, val2);
959 /* Codec operation modes */
960 static const char *twl4030_op_modes_texts[] = {
961 "Option 2 (voice/audio)", "Option 1 (audio)"
964 static SOC_ENUM_SINGLE_DECL(twl4030_op_modes_enum,
965 TWL4030_REG_CODEC_MODE, 0,
966 twl4030_op_modes_texts);
968 static int snd_soc_put_twl4030_opmode_enum_double(struct snd_kcontrol *kcontrol,
969 struct snd_ctl_elem_value *ucontrol)
971 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
972 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
974 if (twl4030->configured) {
976 "operation mode cannot be changed on-the-fly\n");
980 return snd_soc_put_enum_double(kcontrol, ucontrol);
984 * FGAIN volume control:
985 * from -62 to 0 dB in 1 dB steps (mute instead of -63 dB)
987 static DECLARE_TLV_DB_SCALE(digital_fine_tlv, -6300, 100, 1);
990 * CGAIN volume control:
991 * 0 dB to 12 dB in 6 dB steps
992 * value 2 and 3 means 12 dB
994 static DECLARE_TLV_DB_SCALE(digital_coarse_tlv, 0, 600, 0);
997 * Voice Downlink GAIN volume control:
998 * from -37 to 12 dB in 1 dB steps (mute instead of -37 dB)
1000 static DECLARE_TLV_DB_SCALE(digital_voice_downlink_tlv, -3700, 100, 1);
1003 * Analog playback gain
1004 * -24 dB to 12 dB in 2 dB steps
1006 static DECLARE_TLV_DB_SCALE(analog_tlv, -2400, 200, 0);
1009 * Gain controls tied to outputs
1010 * -6 dB to 6 dB in 6 dB steps (mute instead of -12)
1012 static DECLARE_TLV_DB_SCALE(output_tvl, -1200, 600, 1);
1015 * Gain control for earpiece amplifier
1016 * 0 dB to 12 dB in 6 dB steps (mute instead of -6)
1018 static DECLARE_TLV_DB_SCALE(output_ear_tvl, -600, 600, 1);
1021 * Capture gain after the ADCs
1022 * from 0 dB to 31 dB in 1 dB steps
1024 static DECLARE_TLV_DB_SCALE(digital_capture_tlv, 0, 100, 0);
1027 * Gain control for input amplifiers
1028 * 0 dB to 30 dB in 6 dB steps
1030 static DECLARE_TLV_DB_SCALE(input_gain_tlv, 0, 600, 0);
1032 /* AVADC clock priority */
1033 static const char *twl4030_avadc_clk_priority_texts[] = {
1034 "Voice high priority", "HiFi high priority"
1037 static SOC_ENUM_SINGLE_DECL(twl4030_avadc_clk_priority_enum,
1038 TWL4030_REG_AVADC_CTL, 2,
1039 twl4030_avadc_clk_priority_texts);
1041 static const char *twl4030_rampdelay_texts[] = {
1042 "27/20/14 ms", "55/40/27 ms", "109/81/55 ms", "218/161/109 ms",
1043 "437/323/218 ms", "874/645/437 ms", "1748/1291/874 ms",
1047 static SOC_ENUM_SINGLE_DECL(twl4030_rampdelay_enum,
1048 TWL4030_REG_HS_POPN_SET, 2,
1049 twl4030_rampdelay_texts);
1051 /* Vibra H-bridge direction mode */
1052 static const char *twl4030_vibradirmode_texts[] = {
1053 "Vibra H-bridge direction", "Audio data MSB",
1056 static SOC_ENUM_SINGLE_DECL(twl4030_vibradirmode_enum,
1057 TWL4030_REG_VIBRA_CTL, 5,
1058 twl4030_vibradirmode_texts);
1060 /* Vibra H-bridge direction */
1061 static const char *twl4030_vibradir_texts[] = {
1062 "Positive polarity", "Negative polarity",
1065 static SOC_ENUM_SINGLE_DECL(twl4030_vibradir_enum,
1066 TWL4030_REG_VIBRA_CTL, 1,
1067 twl4030_vibradir_texts);
1069 /* Digimic Left and right swapping */
1070 static const char *twl4030_digimicswap_texts[] = {
1071 "Not swapped", "Swapped",
1074 static SOC_ENUM_SINGLE_DECL(twl4030_digimicswap_enum,
1075 TWL4030_REG_MISC_SET_1, 0,
1076 twl4030_digimicswap_texts);
1078 static const struct snd_kcontrol_new twl4030_snd_controls[] = {
1079 /* Codec operation mode control */
1080 SOC_ENUM_EXT("Codec Operation Mode", twl4030_op_modes_enum,
1081 snd_soc_get_enum_double,
1082 snd_soc_put_twl4030_opmode_enum_double),
1084 /* Common playback gain controls */
1085 SOC_DOUBLE_R_TLV("DAC1 Digital Fine Playback Volume",
1086 TWL4030_REG_ARXL1PGA, TWL4030_REG_ARXR1PGA,
1087 0, 0x3f, 0, digital_fine_tlv),
1088 SOC_DOUBLE_R_TLV("DAC2 Digital Fine Playback Volume",
1089 TWL4030_REG_ARXL2PGA, TWL4030_REG_ARXR2PGA,
1090 0, 0x3f, 0, digital_fine_tlv),
1092 SOC_DOUBLE_R_TLV("DAC1 Digital Coarse Playback Volume",
1093 TWL4030_REG_ARXL1PGA, TWL4030_REG_ARXR1PGA,
1094 6, 0x2, 0, digital_coarse_tlv),
1095 SOC_DOUBLE_R_TLV("DAC2 Digital Coarse Playback Volume",
1096 TWL4030_REG_ARXL2PGA, TWL4030_REG_ARXR2PGA,
1097 6, 0x2, 0, digital_coarse_tlv),
1099 SOC_DOUBLE_R_TLV("DAC1 Analog Playback Volume",
1100 TWL4030_REG_ARXL1_APGA_CTL, TWL4030_REG_ARXR1_APGA_CTL,
1101 3, 0x12, 1, analog_tlv),
1102 SOC_DOUBLE_R_TLV("DAC2 Analog Playback Volume",
1103 TWL4030_REG_ARXL2_APGA_CTL, TWL4030_REG_ARXR2_APGA_CTL,
1104 3, 0x12, 1, analog_tlv),
1105 SOC_DOUBLE_R("DAC1 Analog Playback Switch",
1106 TWL4030_REG_ARXL1_APGA_CTL, TWL4030_REG_ARXR1_APGA_CTL,
1108 SOC_DOUBLE_R("DAC2 Analog Playback Switch",
1109 TWL4030_REG_ARXL2_APGA_CTL, TWL4030_REG_ARXR2_APGA_CTL,
1112 /* Common voice downlink gain controls */
1113 SOC_SINGLE_TLV("DAC Voice Digital Downlink Volume",
1114 TWL4030_REG_VRXPGA, 0, 0x31, 0, digital_voice_downlink_tlv),
1116 SOC_SINGLE_TLV("DAC Voice Analog Downlink Volume",
1117 TWL4030_REG_VDL_APGA_CTL, 3, 0x12, 1, analog_tlv),
1119 SOC_SINGLE("DAC Voice Analog Downlink Switch",
1120 TWL4030_REG_VDL_APGA_CTL, 1, 1, 0),
1122 /* Separate output gain controls */
1123 SOC_DOUBLE_R_EXT_TLV("PreDriv Playback Volume",
1124 TWL4030_REG_PREDL_CTL, TWL4030_REG_PREDR_CTL,
1125 4, 3, 0, snd_soc_get_volsw_r2_twl4030,
1126 snd_soc_put_volsw_r2_twl4030, output_tvl),
1128 SOC_DOUBLE_EXT_TLV("Headset Playback Volume",
1129 TWL4030_REG_HS_GAIN_SET, 0, 2, 3, 0, snd_soc_get_volsw_twl4030,
1130 snd_soc_put_volsw_twl4030, output_tvl),
1132 SOC_DOUBLE_R_EXT_TLV("Carkit Playback Volume",
1133 TWL4030_REG_PRECKL_CTL, TWL4030_REG_PRECKR_CTL,
1134 4, 3, 0, snd_soc_get_volsw_r2_twl4030,
1135 snd_soc_put_volsw_r2_twl4030, output_tvl),
1137 SOC_SINGLE_EXT_TLV("Earpiece Playback Volume",
1138 TWL4030_REG_EAR_CTL, 4, 3, 0, snd_soc_get_volsw_twl4030,
1139 snd_soc_put_volsw_twl4030, output_ear_tvl),
1141 /* Common capture gain controls */
1142 SOC_DOUBLE_R_TLV("TX1 Digital Capture Volume",
1143 TWL4030_REG_ATXL1PGA, TWL4030_REG_ATXR1PGA,
1144 0, 0x1f, 0, digital_capture_tlv),
1145 SOC_DOUBLE_R_TLV("TX2 Digital Capture Volume",
1146 TWL4030_REG_AVTXL2PGA, TWL4030_REG_AVTXR2PGA,
1147 0, 0x1f, 0, digital_capture_tlv),
1149 SOC_DOUBLE_TLV("Analog Capture Volume", TWL4030_REG_ANAMIC_GAIN,
1150 0, 3, 5, 0, input_gain_tlv),
1152 SOC_ENUM("AVADC Clock Priority", twl4030_avadc_clk_priority_enum),
1154 SOC_ENUM("HS ramp delay", twl4030_rampdelay_enum),
1156 SOC_ENUM("Vibra H-bridge mode", twl4030_vibradirmode_enum),
1157 SOC_ENUM("Vibra H-bridge direction", twl4030_vibradir_enum),
1159 SOC_ENUM("Digimic LR Swap", twl4030_digimicswap_enum),
1162 static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
1163 /* Left channel inputs */
1164 SND_SOC_DAPM_INPUT("MAINMIC"),
1165 SND_SOC_DAPM_INPUT("HSMIC"),
1166 SND_SOC_DAPM_INPUT("AUXL"),
1167 SND_SOC_DAPM_INPUT("CARKITMIC"),
1168 /* Right channel inputs */
1169 SND_SOC_DAPM_INPUT("SUBMIC"),
1170 SND_SOC_DAPM_INPUT("AUXR"),
1171 /* Digital microphones (Stereo) */
1172 SND_SOC_DAPM_INPUT("DIGIMIC0"),
1173 SND_SOC_DAPM_INPUT("DIGIMIC1"),
1176 SND_SOC_DAPM_OUTPUT("EARPIECE"),
1177 SND_SOC_DAPM_OUTPUT("PREDRIVEL"),
1178 SND_SOC_DAPM_OUTPUT("PREDRIVER"),
1179 SND_SOC_DAPM_OUTPUT("HSOL"),
1180 SND_SOC_DAPM_OUTPUT("HSOR"),
1181 SND_SOC_DAPM_OUTPUT("CARKITL"),
1182 SND_SOC_DAPM_OUTPUT("CARKITR"),
1183 SND_SOC_DAPM_OUTPUT("HFL"),
1184 SND_SOC_DAPM_OUTPUT("HFR"),
1185 SND_SOC_DAPM_OUTPUT("VIBRA"),
1187 /* AIF and APLL clocks for running DAIs (including loopback) */
1188 SND_SOC_DAPM_OUTPUT("Virtual HiFi OUT"),
1189 SND_SOC_DAPM_INPUT("Virtual HiFi IN"),
1190 SND_SOC_DAPM_OUTPUT("Virtual Voice OUT"),
1193 SND_SOC_DAPM_DAC("DAC Right1", NULL, SND_SOC_NOPM, 0, 0),
1194 SND_SOC_DAPM_DAC("DAC Left1", NULL, SND_SOC_NOPM, 0, 0),
1195 SND_SOC_DAPM_DAC("DAC Right2", NULL, SND_SOC_NOPM, 0, 0),
1196 SND_SOC_DAPM_DAC("DAC Left2", NULL, SND_SOC_NOPM, 0, 0),
1197 SND_SOC_DAPM_DAC("DAC Voice", NULL, SND_SOC_NOPM, 0, 0),
1199 SND_SOC_DAPM_AIF_IN("VAIFIN", "Voice Playback", 0,
1200 TWL4030_REG_VOICE_IF, 6, 0),
1202 /* Analog bypasses */
1203 SND_SOC_DAPM_SWITCH("Right1 Analog Loopback", SND_SOC_NOPM, 0, 0,
1204 &twl4030_dapm_abypassr1_control),
1205 SND_SOC_DAPM_SWITCH("Left1 Analog Loopback", SND_SOC_NOPM, 0, 0,
1206 &twl4030_dapm_abypassl1_control),
1207 SND_SOC_DAPM_SWITCH("Right2 Analog Loopback", SND_SOC_NOPM, 0, 0,
1208 &twl4030_dapm_abypassr2_control),
1209 SND_SOC_DAPM_SWITCH("Left2 Analog Loopback", SND_SOC_NOPM, 0, 0,
1210 &twl4030_dapm_abypassl2_control),
1211 SND_SOC_DAPM_SWITCH("Voice Analog Loopback", SND_SOC_NOPM, 0, 0,
1212 &twl4030_dapm_abypassv_control),
1214 /* Master analog loopback switch */
1215 SND_SOC_DAPM_SUPPLY("FM Loop Enable", TWL4030_REG_MISC_SET_1, 5, 0,
1218 /* Digital bypasses */
1219 SND_SOC_DAPM_SWITCH("Left Digital Loopback", SND_SOC_NOPM, 0, 0,
1220 &twl4030_dapm_dbypassl_control),
1221 SND_SOC_DAPM_SWITCH("Right Digital Loopback", SND_SOC_NOPM, 0, 0,
1222 &twl4030_dapm_dbypassr_control),
1223 SND_SOC_DAPM_SWITCH("Voice Digital Loopback", SND_SOC_NOPM, 0, 0,
1224 &twl4030_dapm_dbypassv_control),
1226 /* Digital mixers, power control for the physical DACs */
1227 SND_SOC_DAPM_MIXER("Digital R1 Playback Mixer",
1228 TWL4030_REG_AVDAC_CTL, 0, 0, NULL, 0),
1229 SND_SOC_DAPM_MIXER("Digital L1 Playback Mixer",
1230 TWL4030_REG_AVDAC_CTL, 1, 0, NULL, 0),
1231 SND_SOC_DAPM_MIXER("Digital R2 Playback Mixer",
1232 TWL4030_REG_AVDAC_CTL, 2, 0, NULL, 0),
1233 SND_SOC_DAPM_MIXER("Digital L2 Playback Mixer",
1234 TWL4030_REG_AVDAC_CTL, 3, 0, NULL, 0),
1235 SND_SOC_DAPM_MIXER("Digital Voice Playback Mixer",
1236 TWL4030_REG_AVDAC_CTL, 4, 0, NULL, 0),
1238 /* Analog mixers, power control for the physical PGAs */
1239 SND_SOC_DAPM_MIXER("Analog R1 Playback Mixer",
1240 TWL4030_REG_ARXR1_APGA_CTL, 0, 0, NULL, 0),
1241 SND_SOC_DAPM_MIXER("Analog L1 Playback Mixer",
1242 TWL4030_REG_ARXL1_APGA_CTL, 0, 0, NULL, 0),
1243 SND_SOC_DAPM_MIXER("Analog R2 Playback Mixer",
1244 TWL4030_REG_ARXR2_APGA_CTL, 0, 0, NULL, 0),
1245 SND_SOC_DAPM_MIXER("Analog L2 Playback Mixer",
1246 TWL4030_REG_ARXL2_APGA_CTL, 0, 0, NULL, 0),
1247 SND_SOC_DAPM_MIXER("Analog Voice Playback Mixer",
1248 TWL4030_REG_VDL_APGA_CTL, 0, 0, NULL, 0),
1250 SND_SOC_DAPM_SUPPLY("APLL Enable", SND_SOC_NOPM, 0, 0, apll_event,
1251 SND_SOC_DAPM_PRE_PMU|SND_SOC_DAPM_POST_PMD),
1253 SND_SOC_DAPM_SUPPLY("AIF Enable", SND_SOC_NOPM, 0, 0, aif_event,
1254 SND_SOC_DAPM_PRE_PMU|SND_SOC_DAPM_POST_PMD),
1256 /* Output MIXER controls */
1258 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
1259 &twl4030_dapm_earpiece_controls[0],
1260 ARRAY_SIZE(twl4030_dapm_earpiece_controls)),
1261 SND_SOC_DAPM_PGA_E("Earpiece PGA", SND_SOC_NOPM,
1262 0, 0, NULL, 0, earpiecepga_event,
1263 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1265 SND_SOC_DAPM_MIXER("PredriveL Mixer", SND_SOC_NOPM, 0, 0,
1266 &twl4030_dapm_predrivel_controls[0],
1267 ARRAY_SIZE(twl4030_dapm_predrivel_controls)),
1268 SND_SOC_DAPM_PGA_E("PredriveL PGA", SND_SOC_NOPM,
1269 0, 0, NULL, 0, predrivelpga_event,
1270 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1271 SND_SOC_DAPM_MIXER("PredriveR Mixer", SND_SOC_NOPM, 0, 0,
1272 &twl4030_dapm_predriver_controls[0],
1273 ARRAY_SIZE(twl4030_dapm_predriver_controls)),
1274 SND_SOC_DAPM_PGA_E("PredriveR PGA", SND_SOC_NOPM,
1275 0, 0, NULL, 0, predriverpga_event,
1276 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1278 SND_SOC_DAPM_MIXER("HeadsetL Mixer", SND_SOC_NOPM, 0, 0,
1279 &twl4030_dapm_hsol_controls[0],
1280 ARRAY_SIZE(twl4030_dapm_hsol_controls)),
1281 SND_SOC_DAPM_PGA_E("HeadsetL PGA", SND_SOC_NOPM,
1282 0, 0, NULL, 0, headsetlpga_event,
1283 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1284 SND_SOC_DAPM_MIXER("HeadsetR Mixer", SND_SOC_NOPM, 0, 0,
1285 &twl4030_dapm_hsor_controls[0],
1286 ARRAY_SIZE(twl4030_dapm_hsor_controls)),
1287 SND_SOC_DAPM_PGA_E("HeadsetR PGA", SND_SOC_NOPM,
1288 0, 0, NULL, 0, headsetrpga_event,
1289 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1291 SND_SOC_DAPM_MIXER("CarkitL Mixer", SND_SOC_NOPM, 0, 0,
1292 &twl4030_dapm_carkitl_controls[0],
1293 ARRAY_SIZE(twl4030_dapm_carkitl_controls)),
1294 SND_SOC_DAPM_PGA_E("CarkitL PGA", SND_SOC_NOPM,
1295 0, 0, NULL, 0, carkitlpga_event,
1296 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1297 SND_SOC_DAPM_MIXER("CarkitR Mixer", SND_SOC_NOPM, 0, 0,
1298 &twl4030_dapm_carkitr_controls[0],
1299 ARRAY_SIZE(twl4030_dapm_carkitr_controls)),
1300 SND_SOC_DAPM_PGA_E("CarkitR PGA", SND_SOC_NOPM,
1301 0, 0, NULL, 0, carkitrpga_event,
1302 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1304 /* Output MUX controls */
1306 SND_SOC_DAPM_MUX("HandsfreeL Mux", SND_SOC_NOPM, 0, 0,
1307 &twl4030_dapm_handsfreel_control),
1308 SND_SOC_DAPM_SWITCH("HandsfreeL", SND_SOC_NOPM, 0, 0,
1309 &twl4030_dapm_handsfreelmute_control),
1310 SND_SOC_DAPM_PGA_E("HandsfreeL PGA", SND_SOC_NOPM,
1311 0, 0, NULL, 0, handsfreelpga_event,
1312 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1313 SND_SOC_DAPM_MUX("HandsfreeR Mux", SND_SOC_NOPM, 5, 0,
1314 &twl4030_dapm_handsfreer_control),
1315 SND_SOC_DAPM_SWITCH("HandsfreeR", SND_SOC_NOPM, 0, 0,
1316 &twl4030_dapm_handsfreermute_control),
1317 SND_SOC_DAPM_PGA_E("HandsfreeR PGA", SND_SOC_NOPM,
1318 0, 0, NULL, 0, handsfreerpga_event,
1319 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1321 SND_SOC_DAPM_MUX_E("Vibra Mux", TWL4030_REG_VIBRA_CTL, 0, 0,
1322 &twl4030_dapm_vibra_control, vibramux_event,
1323 SND_SOC_DAPM_PRE_PMU),
1324 SND_SOC_DAPM_MUX("Vibra Route", SND_SOC_NOPM, 0, 0,
1325 &twl4030_dapm_vibrapath_control),
1327 /* Introducing four virtual ADC, since TWL4030 have four channel for
1329 SND_SOC_DAPM_ADC("ADC Virtual Left1", NULL, SND_SOC_NOPM, 0, 0),
1330 SND_SOC_DAPM_ADC("ADC Virtual Right1", NULL, SND_SOC_NOPM, 0, 0),
1331 SND_SOC_DAPM_ADC("ADC Virtual Left2", NULL, SND_SOC_NOPM, 0, 0),
1332 SND_SOC_DAPM_ADC("ADC Virtual Right2", NULL, SND_SOC_NOPM, 0, 0),
1334 SND_SOC_DAPM_AIF_OUT("VAIFOUT", "Voice Capture", 0,
1335 TWL4030_REG_VOICE_IF, 5, 0),
1337 /* Analog/Digital mic path selection.
1338 TX1 Left/Right: either analog Left/Right or Digimic0
1339 TX2 Left/Right: either analog Left/Right or Digimic1 */
1340 SND_SOC_DAPM_MUX("TX1 Capture Route", SND_SOC_NOPM, 0, 0,
1341 &twl4030_dapm_micpathtx1_control),
1342 SND_SOC_DAPM_MUX("TX2 Capture Route", SND_SOC_NOPM, 0, 0,
1343 &twl4030_dapm_micpathtx2_control),
1345 /* Analog input mixers for the capture amplifiers */
1346 SND_SOC_DAPM_MIXER("Analog Left",
1347 TWL4030_REG_ANAMICL, 4, 0,
1348 &twl4030_dapm_analoglmic_controls[0],
1349 ARRAY_SIZE(twl4030_dapm_analoglmic_controls)),
1350 SND_SOC_DAPM_MIXER("Analog Right",
1351 TWL4030_REG_ANAMICR, 4, 0,
1352 &twl4030_dapm_analogrmic_controls[0],
1353 ARRAY_SIZE(twl4030_dapm_analogrmic_controls)),
1355 SND_SOC_DAPM_PGA("ADC Physical Left",
1356 TWL4030_REG_AVADC_CTL, 3, 0, NULL, 0),
1357 SND_SOC_DAPM_PGA("ADC Physical Right",
1358 TWL4030_REG_AVADC_CTL, 1, 0, NULL, 0),
1360 SND_SOC_DAPM_PGA_E("Digimic0 Enable",
1361 TWL4030_REG_ADCMICSEL, 1, 0, NULL, 0,
1362 digimic_event, SND_SOC_DAPM_POST_PMU),
1363 SND_SOC_DAPM_PGA_E("Digimic1 Enable",
1364 TWL4030_REG_ADCMICSEL, 3, 0, NULL, 0,
1365 digimic_event, SND_SOC_DAPM_POST_PMU),
1367 SND_SOC_DAPM_SUPPLY("micbias1 select", TWL4030_REG_MICBIAS_CTL, 5, 0,
1369 SND_SOC_DAPM_SUPPLY("micbias2 select", TWL4030_REG_MICBIAS_CTL, 6, 0,
1372 /* Microphone bias */
1373 SND_SOC_DAPM_SUPPLY("Mic Bias 1",
1374 TWL4030_REG_MICBIAS_CTL, 0, 0, NULL, 0),
1375 SND_SOC_DAPM_SUPPLY("Mic Bias 2",
1376 TWL4030_REG_MICBIAS_CTL, 1, 0, NULL, 0),
1377 SND_SOC_DAPM_SUPPLY("Headset Mic Bias",
1378 TWL4030_REG_MICBIAS_CTL, 2, 0, NULL, 0),
1380 SND_SOC_DAPM_SUPPLY("VIF Enable", TWL4030_REG_VOICE_IF, 0, 0, NULL, 0),
1383 static const struct snd_soc_dapm_route intercon[] = {
1384 /* Stream -> DAC mapping */
1385 {"DAC Right1", NULL, "HiFi Playback"},
1386 {"DAC Left1", NULL, "HiFi Playback"},
1387 {"DAC Right2", NULL, "HiFi Playback"},
1388 {"DAC Left2", NULL, "HiFi Playback"},
1389 {"DAC Voice", NULL, "VAIFIN"},
1391 /* ADC -> Stream mapping */
1392 {"HiFi Capture", NULL, "ADC Virtual Left1"},
1393 {"HiFi Capture", NULL, "ADC Virtual Right1"},
1394 {"HiFi Capture", NULL, "ADC Virtual Left2"},
1395 {"HiFi Capture", NULL, "ADC Virtual Right2"},
1396 {"VAIFOUT", NULL, "ADC Virtual Left2"},
1397 {"VAIFOUT", NULL, "ADC Virtual Right2"},
1398 {"VAIFOUT", NULL, "VIF Enable"},
1400 {"Digital L1 Playback Mixer", NULL, "DAC Left1"},
1401 {"Digital R1 Playback Mixer", NULL, "DAC Right1"},
1402 {"Digital L2 Playback Mixer", NULL, "DAC Left2"},
1403 {"Digital R2 Playback Mixer", NULL, "DAC Right2"},
1404 {"Digital Voice Playback Mixer", NULL, "DAC Voice"},
1406 /* Supply for the digital part (APLL) */
1407 {"Digital Voice Playback Mixer", NULL, "APLL Enable"},
1409 {"DAC Left1", NULL, "AIF Enable"},
1410 {"DAC Right1", NULL, "AIF Enable"},
1411 {"DAC Left2", NULL, "AIF Enable"},
1412 {"DAC Right1", NULL, "AIF Enable"},
1413 {"DAC Voice", NULL, "VIF Enable"},
1415 {"Digital R2 Playback Mixer", NULL, "AIF Enable"},
1416 {"Digital L2 Playback Mixer", NULL, "AIF Enable"},
1418 {"Analog L1 Playback Mixer", NULL, "Digital L1 Playback Mixer"},
1419 {"Analog R1 Playback Mixer", NULL, "Digital R1 Playback Mixer"},
1420 {"Analog L2 Playback Mixer", NULL, "Digital L2 Playback Mixer"},
1421 {"Analog R2 Playback Mixer", NULL, "Digital R2 Playback Mixer"},
1422 {"Analog Voice Playback Mixer", NULL, "Digital Voice Playback Mixer"},
1424 /* Internal playback routings */
1426 {"Earpiece Mixer", "Voice", "Analog Voice Playback Mixer"},
1427 {"Earpiece Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1428 {"Earpiece Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1429 {"Earpiece Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1430 {"Earpiece PGA", NULL, "Earpiece Mixer"},
1432 {"PredriveL Mixer", "Voice", "Analog Voice Playback Mixer"},
1433 {"PredriveL Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1434 {"PredriveL Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1435 {"PredriveL Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1436 {"PredriveL PGA", NULL, "PredriveL Mixer"},
1438 {"PredriveR Mixer", "Voice", "Analog Voice Playback Mixer"},
1439 {"PredriveR Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1440 {"PredriveR Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1441 {"PredriveR Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1442 {"PredriveR PGA", NULL, "PredriveR Mixer"},
1444 {"HeadsetL Mixer", "Voice", "Analog Voice Playback Mixer"},
1445 {"HeadsetL Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1446 {"HeadsetL Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1447 {"HeadsetL PGA", NULL, "HeadsetL Mixer"},
1449 {"HeadsetR Mixer", "Voice", "Analog Voice Playback Mixer"},
1450 {"HeadsetR Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1451 {"HeadsetR Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1452 {"HeadsetR PGA", NULL, "HeadsetR Mixer"},
1454 {"CarkitL Mixer", "Voice", "Analog Voice Playback Mixer"},
1455 {"CarkitL Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1456 {"CarkitL Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1457 {"CarkitL PGA", NULL, "CarkitL Mixer"},
1459 {"CarkitR Mixer", "Voice", "Analog Voice Playback Mixer"},
1460 {"CarkitR Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1461 {"CarkitR Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1462 {"CarkitR PGA", NULL, "CarkitR Mixer"},
1464 {"HandsfreeL Mux", "Voice", "Analog Voice Playback Mixer"},
1465 {"HandsfreeL Mux", "AudioL1", "Analog L1 Playback Mixer"},
1466 {"HandsfreeL Mux", "AudioL2", "Analog L2 Playback Mixer"},
1467 {"HandsfreeL Mux", "AudioR2", "Analog R2 Playback Mixer"},
1468 {"HandsfreeL", "Switch", "HandsfreeL Mux"},
1469 {"HandsfreeL PGA", NULL, "HandsfreeL"},
1471 {"HandsfreeR Mux", "Voice", "Analog Voice Playback Mixer"},
1472 {"HandsfreeR Mux", "AudioR1", "Analog R1 Playback Mixer"},
1473 {"HandsfreeR Mux", "AudioR2", "Analog R2 Playback Mixer"},
1474 {"HandsfreeR Mux", "AudioL2", "Analog L2 Playback Mixer"},
1475 {"HandsfreeR", "Switch", "HandsfreeR Mux"},
1476 {"HandsfreeR PGA", NULL, "HandsfreeR"},
1478 {"Vibra Mux", "AudioL1", "DAC Left1"},
1479 {"Vibra Mux", "AudioR1", "DAC Right1"},
1480 {"Vibra Mux", "AudioL2", "DAC Left2"},
1481 {"Vibra Mux", "AudioR2", "DAC Right2"},
1484 /* Must be always connected (for AIF and APLL) */
1485 {"Virtual HiFi OUT", NULL, "DAC Left1"},
1486 {"Virtual HiFi OUT", NULL, "DAC Right1"},
1487 {"Virtual HiFi OUT", NULL, "DAC Left2"},
1488 {"Virtual HiFi OUT", NULL, "DAC Right2"},
1489 /* Must be always connected (for APLL) */
1490 {"Virtual Voice OUT", NULL, "Digital Voice Playback Mixer"},
1491 /* Physical outputs */
1492 {"EARPIECE", NULL, "Earpiece PGA"},
1493 {"PREDRIVEL", NULL, "PredriveL PGA"},
1494 {"PREDRIVER", NULL, "PredriveR PGA"},
1495 {"HSOL", NULL, "HeadsetL PGA"},
1496 {"HSOR", NULL, "HeadsetR PGA"},
1497 {"CARKITL", NULL, "CarkitL PGA"},
1498 {"CARKITR", NULL, "CarkitR PGA"},
1499 {"HFL", NULL, "HandsfreeL PGA"},
1500 {"HFR", NULL, "HandsfreeR PGA"},
1501 {"Vibra Route", "Audio", "Vibra Mux"},
1502 {"VIBRA", NULL, "Vibra Route"},
1505 /* Must be always connected (for AIF and APLL) */
1506 {"ADC Virtual Left1", NULL, "Virtual HiFi IN"},
1507 {"ADC Virtual Right1", NULL, "Virtual HiFi IN"},
1508 {"ADC Virtual Left2", NULL, "Virtual HiFi IN"},
1509 {"ADC Virtual Right2", NULL, "Virtual HiFi IN"},
1510 /* Physical inputs */
1511 {"Analog Left", "Main Mic Capture Switch", "MAINMIC"},
1512 {"Analog Left", "Headset Mic Capture Switch", "HSMIC"},
1513 {"Analog Left", "AUXL Capture Switch", "AUXL"},
1514 {"Analog Left", "Carkit Mic Capture Switch", "CARKITMIC"},
1516 {"Analog Right", "Sub Mic Capture Switch", "SUBMIC"},
1517 {"Analog Right", "AUXR Capture Switch", "AUXR"},
1519 {"ADC Physical Left", NULL, "Analog Left"},
1520 {"ADC Physical Right", NULL, "Analog Right"},
1522 {"Digimic0 Enable", NULL, "DIGIMIC0"},
1523 {"Digimic1 Enable", NULL, "DIGIMIC1"},
1525 {"DIGIMIC0", NULL, "micbias1 select"},
1526 {"DIGIMIC1", NULL, "micbias2 select"},
1528 /* TX1 Left capture path */
1529 {"TX1 Capture Route", "Analog", "ADC Physical Left"},
1530 {"TX1 Capture Route", "Digimic0", "Digimic0 Enable"},
1531 /* TX1 Right capture path */
1532 {"TX1 Capture Route", "Analog", "ADC Physical Right"},
1533 {"TX1 Capture Route", "Digimic0", "Digimic0 Enable"},
1534 /* TX2 Left capture path */
1535 {"TX2 Capture Route", "Analog", "ADC Physical Left"},
1536 {"TX2 Capture Route", "Digimic1", "Digimic1 Enable"},
1537 /* TX2 Right capture path */
1538 {"TX2 Capture Route", "Analog", "ADC Physical Right"},
1539 {"TX2 Capture Route", "Digimic1", "Digimic1 Enable"},
1541 {"ADC Virtual Left1", NULL, "TX1 Capture Route"},
1542 {"ADC Virtual Right1", NULL, "TX1 Capture Route"},
1543 {"ADC Virtual Left2", NULL, "TX2 Capture Route"},
1544 {"ADC Virtual Right2", NULL, "TX2 Capture Route"},
1546 {"ADC Virtual Left1", NULL, "AIF Enable"},
1547 {"ADC Virtual Right1", NULL, "AIF Enable"},
1548 {"ADC Virtual Left2", NULL, "AIF Enable"},
1549 {"ADC Virtual Right2", NULL, "AIF Enable"},
1551 /* Analog bypass routes */
1552 {"Right1 Analog Loopback", "Switch", "Analog Right"},
1553 {"Left1 Analog Loopback", "Switch", "Analog Left"},
1554 {"Right2 Analog Loopback", "Switch", "Analog Right"},
1555 {"Left2 Analog Loopback", "Switch", "Analog Left"},
1556 {"Voice Analog Loopback", "Switch", "Analog Left"},
1558 /* Supply for the Analog loopbacks */
1559 {"Right1 Analog Loopback", NULL, "FM Loop Enable"},
1560 {"Left1 Analog Loopback", NULL, "FM Loop Enable"},
1561 {"Right2 Analog Loopback", NULL, "FM Loop Enable"},
1562 {"Left2 Analog Loopback", NULL, "FM Loop Enable"},
1563 {"Voice Analog Loopback", NULL, "FM Loop Enable"},
1565 {"Analog R1 Playback Mixer", NULL, "Right1 Analog Loopback"},
1566 {"Analog L1 Playback Mixer", NULL, "Left1 Analog Loopback"},
1567 {"Analog R2 Playback Mixer", NULL, "Right2 Analog Loopback"},
1568 {"Analog L2 Playback Mixer", NULL, "Left2 Analog Loopback"},
1569 {"Analog Voice Playback Mixer", NULL, "Voice Analog Loopback"},
1571 /* Digital bypass routes */
1572 {"Right Digital Loopback", "Volume", "TX1 Capture Route"},
1573 {"Left Digital Loopback", "Volume", "TX1 Capture Route"},
1574 {"Voice Digital Loopback", "Volume", "TX2 Capture Route"},
1576 {"Digital R2 Playback Mixer", NULL, "Right Digital Loopback"},
1577 {"Digital L2 Playback Mixer", NULL, "Left Digital Loopback"},
1578 {"Digital Voice Playback Mixer", NULL, "Voice Digital Loopback"},
1582 static int twl4030_set_bias_level(struct snd_soc_codec *codec,
1583 enum snd_soc_bias_level level)
1586 case SND_SOC_BIAS_ON:
1588 case SND_SOC_BIAS_PREPARE:
1590 case SND_SOC_BIAS_STANDBY:
1591 if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF)
1592 twl4030_codec_enable(codec, 1);
1594 case SND_SOC_BIAS_OFF:
1595 twl4030_codec_enable(codec, 0);
1602 static void twl4030_constraints(struct twl4030_priv *twl4030,
1603 struct snd_pcm_substream *mst_substream)
1605 struct snd_pcm_substream *slv_substream;
1607 /* Pick the stream, which need to be constrained */
1608 if (mst_substream == twl4030->master_substream)
1609 slv_substream = twl4030->slave_substream;
1610 else if (mst_substream == twl4030->slave_substream)
1611 slv_substream = twl4030->master_substream;
1612 else /* This should not happen.. */
1615 /* Set the constraints according to the already configured stream */
1616 snd_pcm_hw_constraint_minmax(slv_substream->runtime,
1617 SNDRV_PCM_HW_PARAM_RATE,
1621 snd_pcm_hw_constraint_minmax(slv_substream->runtime,
1622 SNDRV_PCM_HW_PARAM_SAMPLE_BITS,
1623 twl4030->sample_bits,
1624 twl4030->sample_bits);
1626 snd_pcm_hw_constraint_minmax(slv_substream->runtime,
1627 SNDRV_PCM_HW_PARAM_CHANNELS,
1632 /* In case of 4 channel mode, the RX1 L/R for playback and the TX2 L/R for
1633 * capture has to be enabled/disabled. */
1634 static void twl4030_tdm_enable(struct snd_soc_codec *codec, int direction,
1639 reg = twl4030_read(codec, TWL4030_REG_OPTION);
1641 if (direction == SNDRV_PCM_STREAM_PLAYBACK)
1642 mask = TWL4030_ARXL1_VRX_EN | TWL4030_ARXR1_EN;
1644 mask = TWL4030_ATXL2_VTXL_EN | TWL4030_ATXR2_VTXR_EN;
1651 twl4030_write(codec, TWL4030_REG_OPTION, reg);
1654 static int twl4030_startup(struct snd_pcm_substream *substream,
1655 struct snd_soc_dai *dai)
1657 struct snd_soc_codec *codec = dai->codec;
1658 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1660 if (twl4030->master_substream) {
1661 twl4030->slave_substream = substream;
1662 /* The DAI has one configuration for playback and capture, so
1663 * if the DAI has been already configured then constrain this
1664 * substream to match it. */
1665 if (twl4030->configured)
1666 twl4030_constraints(twl4030, twl4030->master_substream);
1668 if (!(twl4030_read(codec, TWL4030_REG_CODEC_MODE) &
1669 TWL4030_OPTION_1)) {
1670 /* In option2 4 channel is not supported, set the
1671 * constraint for the first stream for channels, the
1672 * second stream will 'inherit' this cosntraint */
1673 snd_pcm_hw_constraint_minmax(substream->runtime,
1674 SNDRV_PCM_HW_PARAM_CHANNELS,
1677 twl4030->master_substream = substream;
1683 static void twl4030_shutdown(struct snd_pcm_substream *substream,
1684 struct snd_soc_dai *dai)
1686 struct snd_soc_codec *codec = dai->codec;
1687 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1689 if (twl4030->master_substream == substream)
1690 twl4030->master_substream = twl4030->slave_substream;
1692 twl4030->slave_substream = NULL;
1694 /* If all streams are closed, or the remaining stream has not yet
1695 * been configured than set the DAI as not configured. */
1696 if (!twl4030->master_substream)
1697 twl4030->configured = 0;
1698 else if (!twl4030->master_substream->runtime->channels)
1699 twl4030->configured = 0;
1701 /* If the closing substream had 4 channel, do the necessary cleanup */
1702 if (substream->runtime->channels == 4)
1703 twl4030_tdm_enable(codec, substream->stream, 0);
1706 static int twl4030_hw_params(struct snd_pcm_substream *substream,
1707 struct snd_pcm_hw_params *params,
1708 struct snd_soc_dai *dai)
1710 struct snd_soc_codec *codec = dai->codec;
1711 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1712 u8 mode, old_mode, format, old_format;
1714 /* If the substream has 4 channel, do the necessary setup */
1715 if (params_channels(params) == 4) {
1716 format = twl4030_read(codec, TWL4030_REG_AUDIO_IF);
1717 mode = twl4030_read(codec, TWL4030_REG_CODEC_MODE);
1719 /* Safety check: are we in the correct operating mode and
1720 * the interface is in TDM mode? */
1721 if ((mode & TWL4030_OPTION_1) &&
1722 ((format & TWL4030_AIF_FORMAT) == TWL4030_AIF_FORMAT_TDM))
1723 twl4030_tdm_enable(codec, substream->stream, 1);
1728 if (twl4030->configured)
1729 /* Ignoring hw_params for already configured DAI */
1733 old_mode = twl4030_read(codec,
1734 TWL4030_REG_CODEC_MODE) & ~TWL4030_CODECPDZ;
1735 mode = old_mode & ~TWL4030_APLL_RATE;
1737 switch (params_rate(params)) {
1739 mode |= TWL4030_APLL_RATE_8000;
1742 mode |= TWL4030_APLL_RATE_11025;
1745 mode |= TWL4030_APLL_RATE_12000;
1748 mode |= TWL4030_APLL_RATE_16000;
1751 mode |= TWL4030_APLL_RATE_22050;
1754 mode |= TWL4030_APLL_RATE_24000;
1757 mode |= TWL4030_APLL_RATE_32000;
1760 mode |= TWL4030_APLL_RATE_44100;
1763 mode |= TWL4030_APLL_RATE_48000;
1766 mode |= TWL4030_APLL_RATE_96000;
1769 dev_err(codec->dev, "%s: unknown rate %d\n", __func__,
1770 params_rate(params));
1775 old_format = twl4030_read(codec, TWL4030_REG_AUDIO_IF);
1776 format = old_format;
1777 format &= ~TWL4030_DATA_WIDTH;
1778 switch (params_width(params)) {
1780 format |= TWL4030_DATA_WIDTH_16S_16W;
1783 format |= TWL4030_DATA_WIDTH_32S_24W;
1786 dev_err(codec->dev, "%s: unsupported bits/sample %d\n",
1787 __func__, params_width(params));
1791 if (format != old_format || mode != old_mode) {
1792 if (twl4030->codec_powered) {
1794 * If the codec is powered, than we need to toggle the
1797 twl4030_codec_enable(codec, 0);
1798 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
1799 twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
1800 twl4030_codec_enable(codec, 1);
1802 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
1803 twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
1807 /* Store the important parameters for the DAI configuration and set
1808 * the DAI as configured */
1809 twl4030->configured = 1;
1810 twl4030->rate = params_rate(params);
1811 twl4030->sample_bits = hw_param_interval(params,
1812 SNDRV_PCM_HW_PARAM_SAMPLE_BITS)->min;
1813 twl4030->channels = params_channels(params);
1815 /* If both playback and capture streams are open, and one of them
1816 * is setting the hw parameters right now (since we are here), set
1817 * constraints to the other stream to match the current one. */
1818 if (twl4030->slave_substream)
1819 twl4030_constraints(twl4030, substream);
1824 static int twl4030_set_dai_sysclk(struct snd_soc_dai *codec_dai, int clk_id,
1825 unsigned int freq, int dir)
1827 struct snd_soc_codec *codec = codec_dai->codec;
1828 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1836 dev_err(codec->dev, "Unsupported HFCLKIN: %u\n", freq);
1840 if ((freq / 1000) != twl4030->sysclk) {
1842 "Mismatch in HFCLKIN: %u (configured: %u)\n",
1843 freq, twl4030->sysclk * 1000);
1850 static int twl4030_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
1852 struct snd_soc_codec *codec = codec_dai->codec;
1853 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1854 u8 old_format, format;
1857 old_format = twl4030_read(codec, TWL4030_REG_AUDIO_IF);
1858 format = old_format;
1860 /* set master/slave audio interface */
1861 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1862 case SND_SOC_DAIFMT_CBM_CFM:
1863 format &= ~(TWL4030_AIF_SLAVE_EN);
1864 format &= ~(TWL4030_CLK256FS_EN);
1866 case SND_SOC_DAIFMT_CBS_CFS:
1867 format |= TWL4030_AIF_SLAVE_EN;
1868 format |= TWL4030_CLK256FS_EN;
1874 /* interface format */
1875 format &= ~TWL4030_AIF_FORMAT;
1876 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1877 case SND_SOC_DAIFMT_I2S:
1878 format |= TWL4030_AIF_FORMAT_CODEC;
1880 case SND_SOC_DAIFMT_DSP_A:
1881 format |= TWL4030_AIF_FORMAT_TDM;
1887 if (format != old_format) {
1888 if (twl4030->codec_powered) {
1890 * If the codec is powered, than we need to toggle the
1893 twl4030_codec_enable(codec, 0);
1894 twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
1895 twl4030_codec_enable(codec, 1);
1897 twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
1904 static int twl4030_set_tristate(struct snd_soc_dai *dai, int tristate)
1906 struct snd_soc_codec *codec = dai->codec;
1907 u8 reg = twl4030_read(codec, TWL4030_REG_AUDIO_IF);
1910 reg |= TWL4030_AIF_TRI_EN;
1912 reg &= ~TWL4030_AIF_TRI_EN;
1914 return twl4030_write(codec, TWL4030_REG_AUDIO_IF, reg);
1917 /* In case of voice mode, the RX1 L(VRX) for downlink and the TX2 L/R
1918 * (VTXL, VTXR) for uplink has to be enabled/disabled. */
1919 static void twl4030_voice_enable(struct snd_soc_codec *codec, int direction,
1924 reg = twl4030_read(codec, TWL4030_REG_OPTION);
1926 if (direction == SNDRV_PCM_STREAM_PLAYBACK)
1927 mask = TWL4030_ARXL1_VRX_EN;
1929 mask = TWL4030_ATXL2_VTXL_EN | TWL4030_ATXR2_VTXR_EN;
1936 twl4030_write(codec, TWL4030_REG_OPTION, reg);
1939 static int twl4030_voice_startup(struct snd_pcm_substream *substream,
1940 struct snd_soc_dai *dai)
1942 struct snd_soc_codec *codec = dai->codec;
1943 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1946 /* If the system master clock is not 26MHz, the voice PCM interface is
1949 if (twl4030->sysclk != 26000) {
1951 "%s: HFCLKIN is %u KHz, voice interface needs 26MHz\n",
1952 __func__, twl4030->sysclk);
1956 /* If the codec mode is not option2, the voice PCM interface is not
1959 mode = twl4030_read(codec, TWL4030_REG_CODEC_MODE)
1962 if (mode != TWL4030_OPTION_2) {
1963 dev_err(codec->dev, "%s: the codec mode is not option2\n",
1971 static void twl4030_voice_shutdown(struct snd_pcm_substream *substream,
1972 struct snd_soc_dai *dai)
1974 struct snd_soc_codec *codec = dai->codec;
1976 /* Enable voice digital filters */
1977 twl4030_voice_enable(codec, substream->stream, 0);
1980 static int twl4030_voice_hw_params(struct snd_pcm_substream *substream,
1981 struct snd_pcm_hw_params *params,
1982 struct snd_soc_dai *dai)
1984 struct snd_soc_codec *codec = dai->codec;
1985 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1988 /* Enable voice digital filters */
1989 twl4030_voice_enable(codec, substream->stream, 1);
1992 old_mode = twl4030_read(codec,
1993 TWL4030_REG_CODEC_MODE) & ~TWL4030_CODECPDZ;
1996 switch (params_rate(params)) {
1998 mode &= ~(TWL4030_SEL_16K);
2001 mode |= TWL4030_SEL_16K;
2004 dev_err(codec->dev, "%s: unknown rate %d\n", __func__,
2005 params_rate(params));
2009 if (mode != old_mode) {
2010 if (twl4030->codec_powered) {
2012 * If the codec is powered, than we need to toggle the
2015 twl4030_codec_enable(codec, 0);
2016 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
2017 twl4030_codec_enable(codec, 1);
2019 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
2026 static int twl4030_voice_set_dai_sysclk(struct snd_soc_dai *codec_dai,
2027 int clk_id, unsigned int freq, int dir)
2029 struct snd_soc_codec *codec = codec_dai->codec;
2030 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
2032 if (freq != 26000000) {
2034 "%s: HFCLKIN is %u KHz, voice interface needs 26MHz\n",
2035 __func__, freq / 1000);
2038 if ((freq / 1000) != twl4030->sysclk) {
2040 "Mismatch in HFCLKIN: %u (configured: %u)\n",
2041 freq, twl4030->sysclk * 1000);
2047 static int twl4030_voice_set_dai_fmt(struct snd_soc_dai *codec_dai,
2050 struct snd_soc_codec *codec = codec_dai->codec;
2051 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
2052 u8 old_format, format;
2055 old_format = twl4030_read(codec, TWL4030_REG_VOICE_IF);
2056 format = old_format;
2058 /* set master/slave audio interface */
2059 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
2060 case SND_SOC_DAIFMT_CBM_CFM:
2061 format &= ~(TWL4030_VIF_SLAVE_EN);
2063 case SND_SOC_DAIFMT_CBS_CFS:
2064 format |= TWL4030_VIF_SLAVE_EN;
2070 /* clock inversion */
2071 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
2072 case SND_SOC_DAIFMT_IB_NF:
2073 format &= ~(TWL4030_VIF_FORMAT);
2075 case SND_SOC_DAIFMT_NB_IF:
2076 format |= TWL4030_VIF_FORMAT;
2082 if (format != old_format) {
2083 if (twl4030->codec_powered) {
2085 * If the codec is powered, than we need to toggle the
2088 twl4030_codec_enable(codec, 0);
2089 twl4030_write(codec, TWL4030_REG_VOICE_IF, format);
2090 twl4030_codec_enable(codec, 1);
2092 twl4030_write(codec, TWL4030_REG_VOICE_IF, format);
2099 static int twl4030_voice_set_tristate(struct snd_soc_dai *dai, int tristate)
2101 struct snd_soc_codec *codec = dai->codec;
2102 u8 reg = twl4030_read(codec, TWL4030_REG_VOICE_IF);
2105 reg |= TWL4030_VIF_TRI_EN;
2107 reg &= ~TWL4030_VIF_TRI_EN;
2109 return twl4030_write(codec, TWL4030_REG_VOICE_IF, reg);
2112 #define TWL4030_RATES (SNDRV_PCM_RATE_8000_48000)
2113 #define TWL4030_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
2115 static const struct snd_soc_dai_ops twl4030_dai_hifi_ops = {
2116 .startup = twl4030_startup,
2117 .shutdown = twl4030_shutdown,
2118 .hw_params = twl4030_hw_params,
2119 .set_sysclk = twl4030_set_dai_sysclk,
2120 .set_fmt = twl4030_set_dai_fmt,
2121 .set_tristate = twl4030_set_tristate,
2124 static const struct snd_soc_dai_ops twl4030_dai_voice_ops = {
2125 .startup = twl4030_voice_startup,
2126 .shutdown = twl4030_voice_shutdown,
2127 .hw_params = twl4030_voice_hw_params,
2128 .set_sysclk = twl4030_voice_set_dai_sysclk,
2129 .set_fmt = twl4030_voice_set_dai_fmt,
2130 .set_tristate = twl4030_voice_set_tristate,
2133 static struct snd_soc_dai_driver twl4030_dai[] = {
2135 .name = "twl4030-hifi",
2137 .stream_name = "HiFi Playback",
2140 .rates = TWL4030_RATES | SNDRV_PCM_RATE_96000,
2141 .formats = TWL4030_FORMATS,
2144 .stream_name = "HiFi Capture",
2147 .rates = TWL4030_RATES,
2148 .formats = TWL4030_FORMATS,
2150 .ops = &twl4030_dai_hifi_ops,
2153 .name = "twl4030-voice",
2155 .stream_name = "Voice Playback",
2158 .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
2159 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
2161 .stream_name = "Voice Capture",
2164 .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
2165 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
2166 .ops = &twl4030_dai_voice_ops,
2170 static int twl4030_soc_probe(struct snd_soc_codec *codec)
2172 struct twl4030_priv *twl4030;
2174 twl4030 = devm_kzalloc(codec->dev, sizeof(struct twl4030_priv),
2178 snd_soc_codec_set_drvdata(codec, twl4030);
2179 /* Set the defaults, and power up the codec */
2180 twl4030->sysclk = twl4030_audio_get_mclk() / 1000;
2182 twl4030_init_chip(codec);
2187 static int twl4030_soc_remove(struct snd_soc_codec *codec)
2189 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
2190 struct twl4030_codec_data *pdata = twl4030->pdata;
2192 if (pdata && pdata->hs_extmute && gpio_is_valid(pdata->hs_extmute_gpio))
2193 gpio_free(pdata->hs_extmute_gpio);
2198 static struct snd_soc_codec_driver soc_codec_dev_twl4030 = {
2199 .probe = twl4030_soc_probe,
2200 .remove = twl4030_soc_remove,
2201 .read = twl4030_read,
2202 .write = twl4030_write,
2203 .set_bias_level = twl4030_set_bias_level,
2204 .idle_bias_off = true,
2206 .controls = twl4030_snd_controls,
2207 .num_controls = ARRAY_SIZE(twl4030_snd_controls),
2208 .dapm_widgets = twl4030_dapm_widgets,
2209 .num_dapm_widgets = ARRAY_SIZE(twl4030_dapm_widgets),
2210 .dapm_routes = intercon,
2211 .num_dapm_routes = ARRAY_SIZE(intercon),
2214 static int twl4030_codec_probe(struct platform_device *pdev)
2216 return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_twl4030,
2217 twl4030_dai, ARRAY_SIZE(twl4030_dai));
2220 static int twl4030_codec_remove(struct platform_device *pdev)
2222 snd_soc_unregister_codec(&pdev->dev);
2226 MODULE_ALIAS("platform:twl4030-codec");
2228 static struct platform_driver twl4030_codec_driver = {
2229 .probe = twl4030_codec_probe,
2230 .remove = twl4030_codec_remove,
2232 .name = "twl4030-codec",
2236 module_platform_driver(twl4030_codec_driver);
2238 MODULE_DESCRIPTION("ASoC TWL4030 codec driver");
2239 MODULE_AUTHOR("Steve Sakoman");
2240 MODULE_LICENSE("GPL");