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 DECLARE_TLV_DB_RANGE(twl4030_dapm_dbypass_tlv,
528 0, 1, TLV_DB_SCALE_ITEM(-3000, 600, 1),
529 2, 3, TLV_DB_SCALE_ITEM(-2400, 0, 0),
530 4, 7, TLV_DB_SCALE_ITEM(-1800, 600, 0)
533 /* Digital bypass left (TX1L -> RX2L) */
534 static const struct snd_kcontrol_new twl4030_dapm_dbypassl_control =
535 SOC_DAPM_SINGLE_TLV("Volume",
536 TWL4030_REG_ATX2ARXPGA, 3, 7, 0,
537 twl4030_dapm_dbypass_tlv);
539 /* Digital bypass right (TX1R -> RX2R) */
540 static const struct snd_kcontrol_new twl4030_dapm_dbypassr_control =
541 SOC_DAPM_SINGLE_TLV("Volume",
542 TWL4030_REG_ATX2ARXPGA, 0, 7, 0,
543 twl4030_dapm_dbypass_tlv);
546 * Voice Sidetone GAIN volume control:
547 * from -51 to -10 dB in 1 dB steps (mute instead of -51 dB)
549 static DECLARE_TLV_DB_SCALE(twl4030_dapm_dbypassv_tlv, -5100, 100, 1);
551 /* Digital bypass voice: sidetone (VUL -> VDL)*/
552 static const struct snd_kcontrol_new twl4030_dapm_dbypassv_control =
553 SOC_DAPM_SINGLE_TLV("Volume",
554 TWL4030_REG_VSTPGA, 0, 0x29, 0,
555 twl4030_dapm_dbypassv_tlv);
558 * Output PGA builder:
559 * Handle the muting and unmuting of the given output (turning off the
560 * amplifier associated with the output pin)
561 * On mute bypass the reg_cache and write 0 to the register
562 * On unmute: restore the register content from the reg_cache
563 * Outputs handled in this way: Earpiece, PreDrivL/R, CarkitL/R
565 #define TWL4030_OUTPUT_PGA(pin_name, reg, mask) \
566 static int pin_name##pga_event(struct snd_soc_dapm_widget *w, \
567 struct snd_kcontrol *kcontrol, int event) \
569 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); \
570 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); \
573 case SND_SOC_DAPM_POST_PMU: \
574 twl4030->pin_name##_enabled = 1; \
575 twl4030_write(codec, reg, twl4030_read(codec, reg)); \
577 case SND_SOC_DAPM_POST_PMD: \
578 twl4030->pin_name##_enabled = 0; \
579 twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, 0, reg); \
585 TWL4030_OUTPUT_PGA(earpiece, TWL4030_REG_EAR_CTL, TWL4030_EAR_GAIN);
586 TWL4030_OUTPUT_PGA(predrivel, TWL4030_REG_PREDL_CTL, TWL4030_PREDL_GAIN);
587 TWL4030_OUTPUT_PGA(predriver, TWL4030_REG_PREDR_CTL, TWL4030_PREDR_GAIN);
588 TWL4030_OUTPUT_PGA(carkitl, TWL4030_REG_PRECKL_CTL, TWL4030_PRECKL_GAIN);
589 TWL4030_OUTPUT_PGA(carkitr, TWL4030_REG_PRECKR_CTL, TWL4030_PRECKR_GAIN);
591 static void handsfree_ramp(struct snd_soc_codec *codec, int reg, int ramp)
593 unsigned char hs_ctl;
595 hs_ctl = twl4030_read(codec, reg);
599 hs_ctl |= TWL4030_HF_CTL_REF_EN;
600 twl4030_write(codec, reg, hs_ctl);
602 hs_ctl |= TWL4030_HF_CTL_RAMP_EN;
603 twl4030_write(codec, reg, hs_ctl);
605 hs_ctl |= TWL4030_HF_CTL_LOOP_EN;
606 hs_ctl |= TWL4030_HF_CTL_HB_EN;
607 twl4030_write(codec, reg, hs_ctl);
610 hs_ctl &= ~TWL4030_HF_CTL_LOOP_EN;
611 hs_ctl &= ~TWL4030_HF_CTL_HB_EN;
612 twl4030_write(codec, reg, hs_ctl);
613 hs_ctl &= ~TWL4030_HF_CTL_RAMP_EN;
614 twl4030_write(codec, reg, hs_ctl);
616 hs_ctl &= ~TWL4030_HF_CTL_REF_EN;
617 twl4030_write(codec, reg, hs_ctl);
621 static int handsfreelpga_event(struct snd_soc_dapm_widget *w,
622 struct snd_kcontrol *kcontrol, int event)
624 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
627 case SND_SOC_DAPM_POST_PMU:
628 handsfree_ramp(codec, TWL4030_REG_HFL_CTL, 1);
630 case SND_SOC_DAPM_POST_PMD:
631 handsfree_ramp(codec, TWL4030_REG_HFL_CTL, 0);
637 static int handsfreerpga_event(struct snd_soc_dapm_widget *w,
638 struct snd_kcontrol *kcontrol, int event)
640 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
643 case SND_SOC_DAPM_POST_PMU:
644 handsfree_ramp(codec, TWL4030_REG_HFR_CTL, 1);
646 case SND_SOC_DAPM_POST_PMD:
647 handsfree_ramp(codec, TWL4030_REG_HFR_CTL, 0);
653 static int vibramux_event(struct snd_soc_dapm_widget *w,
654 struct snd_kcontrol *kcontrol, int event)
656 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
658 twl4030_write(codec, TWL4030_REG_VIBRA_SET, 0xff);
662 static int apll_event(struct snd_soc_dapm_widget *w,
663 struct snd_kcontrol *kcontrol, int event)
665 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
668 case SND_SOC_DAPM_PRE_PMU:
669 twl4030_apll_enable(codec, 1);
671 case SND_SOC_DAPM_POST_PMD:
672 twl4030_apll_enable(codec, 0);
678 static int aif_event(struct snd_soc_dapm_widget *w,
679 struct snd_kcontrol *kcontrol, int event)
681 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
684 audio_if = twl4030_read(codec, TWL4030_REG_AUDIO_IF);
686 case SND_SOC_DAPM_PRE_PMU:
688 /* enable the PLL before we use it to clock the DAI */
689 twl4030_apll_enable(codec, 1);
691 twl4030_write(codec, TWL4030_REG_AUDIO_IF,
692 audio_if | TWL4030_AIF_EN);
694 case SND_SOC_DAPM_POST_PMD:
695 /* disable the DAI before we stop it's source PLL */
696 twl4030_write(codec, TWL4030_REG_AUDIO_IF,
697 audio_if & ~TWL4030_AIF_EN);
698 twl4030_apll_enable(codec, 0);
704 static void headset_ramp(struct snd_soc_codec *codec, int ramp)
706 unsigned char hs_gain, hs_pop;
707 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
708 struct twl4030_codec_data *pdata = twl4030->pdata;
709 /* Base values for ramp delay calculation: 2^19 - 2^26 */
710 unsigned int ramp_base[] = {524288, 1048576, 2097152, 4194304,
711 8388608, 16777216, 33554432, 67108864};
714 hs_gain = twl4030_read(codec, TWL4030_REG_HS_GAIN_SET);
715 hs_pop = twl4030_read(codec, TWL4030_REG_HS_POPN_SET);
716 delay = (ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
717 twl4030->sysclk) + 1;
719 /* Enable external mute control, this dramatically reduces
721 if (pdata && pdata->hs_extmute) {
722 if (gpio_is_valid(pdata->hs_extmute_gpio)) {
723 gpio_set_value(pdata->hs_extmute_gpio, 1);
725 hs_pop |= TWL4030_EXTMUTE;
726 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
731 /* Headset ramp-up according to the TRM */
732 hs_pop |= TWL4030_VMID_EN;
733 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
734 /* Actually write to the register */
735 twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, hs_gain,
736 TWL4030_REG_HS_GAIN_SET);
737 hs_pop |= TWL4030_RAMP_EN;
738 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
739 /* Wait ramp delay time + 1, so the VMID can settle */
740 twl4030_wait_ms(delay);
742 /* Headset ramp-down _not_ according to
743 * the TRM, but in a way that it is working */
744 hs_pop &= ~TWL4030_RAMP_EN;
745 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
746 /* Wait ramp delay time + 1, so the VMID can settle */
747 twl4030_wait_ms(delay);
748 /* Bypass the reg_cache to mute the headset */
749 twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, hs_gain & (~0x0f),
750 TWL4030_REG_HS_GAIN_SET);
752 hs_pop &= ~TWL4030_VMID_EN;
753 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
756 /* Disable external mute */
757 if (pdata && pdata->hs_extmute) {
758 if (gpio_is_valid(pdata->hs_extmute_gpio)) {
759 gpio_set_value(pdata->hs_extmute_gpio, 0);
761 hs_pop &= ~TWL4030_EXTMUTE;
762 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
767 static int headsetlpga_event(struct snd_soc_dapm_widget *w,
768 struct snd_kcontrol *kcontrol, int event)
770 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
771 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
774 case SND_SOC_DAPM_POST_PMU:
775 /* Do the ramp-up only once */
776 if (!twl4030->hsr_enabled)
777 headset_ramp(codec, 1);
779 twl4030->hsl_enabled = 1;
781 case SND_SOC_DAPM_POST_PMD:
782 /* Do the ramp-down only if both headsetL/R is disabled */
783 if (!twl4030->hsr_enabled)
784 headset_ramp(codec, 0);
786 twl4030->hsl_enabled = 0;
792 static int headsetrpga_event(struct snd_soc_dapm_widget *w,
793 struct snd_kcontrol *kcontrol, int event)
795 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
796 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
799 case SND_SOC_DAPM_POST_PMU:
800 /* Do the ramp-up only once */
801 if (!twl4030->hsl_enabled)
802 headset_ramp(codec, 1);
804 twl4030->hsr_enabled = 1;
806 case SND_SOC_DAPM_POST_PMD:
807 /* Do the ramp-down only if both headsetL/R is disabled */
808 if (!twl4030->hsl_enabled)
809 headset_ramp(codec, 0);
811 twl4030->hsr_enabled = 0;
817 static int digimic_event(struct snd_soc_dapm_widget *w,
818 struct snd_kcontrol *kcontrol, int event)
820 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
821 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
822 struct twl4030_codec_data *pdata = twl4030->pdata;
824 if (pdata && pdata->digimic_delay)
825 twl4030_wait_ms(pdata->digimic_delay);
830 * Some of the gain controls in TWL (mostly those which are associated with
831 * the outputs) are implemented in an interesting way:
832 * 0x0 : Power down (mute)
836 * Inverting not going to help with these.
837 * Custom volsw and volsw_2r get/put functions to handle these gain bits.
839 static int snd_soc_get_volsw_twl4030(struct snd_kcontrol *kcontrol,
840 struct snd_ctl_elem_value *ucontrol)
842 struct soc_mixer_control *mc =
843 (struct soc_mixer_control *)kcontrol->private_value;
844 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
845 unsigned int reg = mc->reg;
846 unsigned int shift = mc->shift;
847 unsigned int rshift = mc->rshift;
849 int mask = (1 << fls(max)) - 1;
851 ucontrol->value.integer.value[0] =
852 (snd_soc_read(codec, reg) >> shift) & mask;
853 if (ucontrol->value.integer.value[0])
854 ucontrol->value.integer.value[0] =
855 max + 1 - ucontrol->value.integer.value[0];
857 if (shift != rshift) {
858 ucontrol->value.integer.value[1] =
859 (snd_soc_read(codec, reg) >> rshift) & mask;
860 if (ucontrol->value.integer.value[1])
861 ucontrol->value.integer.value[1] =
862 max + 1 - ucontrol->value.integer.value[1];
868 static int snd_soc_put_volsw_twl4030(struct snd_kcontrol *kcontrol,
869 struct snd_ctl_elem_value *ucontrol)
871 struct soc_mixer_control *mc =
872 (struct soc_mixer_control *)kcontrol->private_value;
873 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
874 unsigned int reg = mc->reg;
875 unsigned int shift = mc->shift;
876 unsigned int rshift = mc->rshift;
878 int mask = (1 << fls(max)) - 1;
879 unsigned short val, val2, val_mask;
881 val = (ucontrol->value.integer.value[0] & mask);
883 val_mask = mask << shift;
887 if (shift != rshift) {
888 val2 = (ucontrol->value.integer.value[1] & mask);
889 val_mask |= mask << rshift;
891 val2 = max + 1 - val2;
892 val |= val2 << rshift;
894 return snd_soc_update_bits(codec, reg, val_mask, val);
897 static int snd_soc_get_volsw_r2_twl4030(struct snd_kcontrol *kcontrol,
898 struct snd_ctl_elem_value *ucontrol)
900 struct soc_mixer_control *mc =
901 (struct soc_mixer_control *)kcontrol->private_value;
902 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
903 unsigned int reg = mc->reg;
904 unsigned int reg2 = mc->rreg;
905 unsigned int shift = mc->shift;
907 int mask = (1<<fls(max))-1;
909 ucontrol->value.integer.value[0] =
910 (snd_soc_read(codec, reg) >> shift) & mask;
911 ucontrol->value.integer.value[1] =
912 (snd_soc_read(codec, reg2) >> shift) & mask;
914 if (ucontrol->value.integer.value[0])
915 ucontrol->value.integer.value[0] =
916 max + 1 - ucontrol->value.integer.value[0];
917 if (ucontrol->value.integer.value[1])
918 ucontrol->value.integer.value[1] =
919 max + 1 - ucontrol->value.integer.value[1];
924 static int snd_soc_put_volsw_r2_twl4030(struct snd_kcontrol *kcontrol,
925 struct snd_ctl_elem_value *ucontrol)
927 struct soc_mixer_control *mc =
928 (struct soc_mixer_control *)kcontrol->private_value;
929 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
930 unsigned int reg = mc->reg;
931 unsigned int reg2 = mc->rreg;
932 unsigned int shift = mc->shift;
934 int mask = (1 << fls(max)) - 1;
936 unsigned short val, val2, val_mask;
938 val_mask = mask << shift;
939 val = (ucontrol->value.integer.value[0] & mask);
940 val2 = (ucontrol->value.integer.value[1] & mask);
945 val2 = max + 1 - val2;
948 val2 = val2 << shift;
950 err = snd_soc_update_bits(codec, reg, val_mask, val);
954 err = snd_soc_update_bits(codec, reg2, val_mask, val2);
958 /* Codec operation modes */
959 static const char *twl4030_op_modes_texts[] = {
960 "Option 2 (voice/audio)", "Option 1 (audio)"
963 static SOC_ENUM_SINGLE_DECL(twl4030_op_modes_enum,
964 TWL4030_REG_CODEC_MODE, 0,
965 twl4030_op_modes_texts);
967 static int snd_soc_put_twl4030_opmode_enum_double(struct snd_kcontrol *kcontrol,
968 struct snd_ctl_elem_value *ucontrol)
970 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
971 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
973 if (twl4030->configured) {
975 "operation mode cannot be changed on-the-fly\n");
979 return snd_soc_put_enum_double(kcontrol, ucontrol);
983 * FGAIN volume control:
984 * from -62 to 0 dB in 1 dB steps (mute instead of -63 dB)
986 static DECLARE_TLV_DB_SCALE(digital_fine_tlv, -6300, 100, 1);
989 * CGAIN volume control:
990 * 0 dB to 12 dB in 6 dB steps
991 * value 2 and 3 means 12 dB
993 static DECLARE_TLV_DB_SCALE(digital_coarse_tlv, 0, 600, 0);
996 * Voice Downlink GAIN volume control:
997 * from -37 to 12 dB in 1 dB steps (mute instead of -37 dB)
999 static DECLARE_TLV_DB_SCALE(digital_voice_downlink_tlv, -3700, 100, 1);
1002 * Analog playback gain
1003 * -24 dB to 12 dB in 2 dB steps
1005 static DECLARE_TLV_DB_SCALE(analog_tlv, -2400, 200, 0);
1008 * Gain controls tied to outputs
1009 * -6 dB to 6 dB in 6 dB steps (mute instead of -12)
1011 static DECLARE_TLV_DB_SCALE(output_tvl, -1200, 600, 1);
1014 * Gain control for earpiece amplifier
1015 * 0 dB to 12 dB in 6 dB steps (mute instead of -6)
1017 static DECLARE_TLV_DB_SCALE(output_ear_tvl, -600, 600, 1);
1020 * Capture gain after the ADCs
1021 * from 0 dB to 31 dB in 1 dB steps
1023 static DECLARE_TLV_DB_SCALE(digital_capture_tlv, 0, 100, 0);
1026 * Gain control for input amplifiers
1027 * 0 dB to 30 dB in 6 dB steps
1029 static DECLARE_TLV_DB_SCALE(input_gain_tlv, 0, 600, 0);
1031 /* AVADC clock priority */
1032 static const char *twl4030_avadc_clk_priority_texts[] = {
1033 "Voice high priority", "HiFi high priority"
1036 static SOC_ENUM_SINGLE_DECL(twl4030_avadc_clk_priority_enum,
1037 TWL4030_REG_AVADC_CTL, 2,
1038 twl4030_avadc_clk_priority_texts);
1040 static const char *twl4030_rampdelay_texts[] = {
1041 "27/20/14 ms", "55/40/27 ms", "109/81/55 ms", "218/161/109 ms",
1042 "437/323/218 ms", "874/645/437 ms", "1748/1291/874 ms",
1046 static SOC_ENUM_SINGLE_DECL(twl4030_rampdelay_enum,
1047 TWL4030_REG_HS_POPN_SET, 2,
1048 twl4030_rampdelay_texts);
1050 /* Vibra H-bridge direction mode */
1051 static const char *twl4030_vibradirmode_texts[] = {
1052 "Vibra H-bridge direction", "Audio data MSB",
1055 static SOC_ENUM_SINGLE_DECL(twl4030_vibradirmode_enum,
1056 TWL4030_REG_VIBRA_CTL, 5,
1057 twl4030_vibradirmode_texts);
1059 /* Vibra H-bridge direction */
1060 static const char *twl4030_vibradir_texts[] = {
1061 "Positive polarity", "Negative polarity",
1064 static SOC_ENUM_SINGLE_DECL(twl4030_vibradir_enum,
1065 TWL4030_REG_VIBRA_CTL, 1,
1066 twl4030_vibradir_texts);
1068 /* Digimic Left and right swapping */
1069 static const char *twl4030_digimicswap_texts[] = {
1070 "Not swapped", "Swapped",
1073 static SOC_ENUM_SINGLE_DECL(twl4030_digimicswap_enum,
1074 TWL4030_REG_MISC_SET_1, 0,
1075 twl4030_digimicswap_texts);
1077 static const struct snd_kcontrol_new twl4030_snd_controls[] = {
1078 /* Codec operation mode control */
1079 SOC_ENUM_EXT("Codec Operation Mode", twl4030_op_modes_enum,
1080 snd_soc_get_enum_double,
1081 snd_soc_put_twl4030_opmode_enum_double),
1083 /* Common playback gain controls */
1084 SOC_DOUBLE_R_TLV("DAC1 Digital Fine Playback Volume",
1085 TWL4030_REG_ARXL1PGA, TWL4030_REG_ARXR1PGA,
1086 0, 0x3f, 0, digital_fine_tlv),
1087 SOC_DOUBLE_R_TLV("DAC2 Digital Fine Playback Volume",
1088 TWL4030_REG_ARXL2PGA, TWL4030_REG_ARXR2PGA,
1089 0, 0x3f, 0, digital_fine_tlv),
1091 SOC_DOUBLE_R_TLV("DAC1 Digital Coarse Playback Volume",
1092 TWL4030_REG_ARXL1PGA, TWL4030_REG_ARXR1PGA,
1093 6, 0x2, 0, digital_coarse_tlv),
1094 SOC_DOUBLE_R_TLV("DAC2 Digital Coarse Playback Volume",
1095 TWL4030_REG_ARXL2PGA, TWL4030_REG_ARXR2PGA,
1096 6, 0x2, 0, digital_coarse_tlv),
1098 SOC_DOUBLE_R_TLV("DAC1 Analog Playback Volume",
1099 TWL4030_REG_ARXL1_APGA_CTL, TWL4030_REG_ARXR1_APGA_CTL,
1100 3, 0x12, 1, analog_tlv),
1101 SOC_DOUBLE_R_TLV("DAC2 Analog Playback Volume",
1102 TWL4030_REG_ARXL2_APGA_CTL, TWL4030_REG_ARXR2_APGA_CTL,
1103 3, 0x12, 1, analog_tlv),
1104 SOC_DOUBLE_R("DAC1 Analog Playback Switch",
1105 TWL4030_REG_ARXL1_APGA_CTL, TWL4030_REG_ARXR1_APGA_CTL,
1107 SOC_DOUBLE_R("DAC2 Analog Playback Switch",
1108 TWL4030_REG_ARXL2_APGA_CTL, TWL4030_REG_ARXR2_APGA_CTL,
1111 /* Common voice downlink gain controls */
1112 SOC_SINGLE_TLV("DAC Voice Digital Downlink Volume",
1113 TWL4030_REG_VRXPGA, 0, 0x31, 0, digital_voice_downlink_tlv),
1115 SOC_SINGLE_TLV("DAC Voice Analog Downlink Volume",
1116 TWL4030_REG_VDL_APGA_CTL, 3, 0x12, 1, analog_tlv),
1118 SOC_SINGLE("DAC Voice Analog Downlink Switch",
1119 TWL4030_REG_VDL_APGA_CTL, 1, 1, 0),
1121 /* Separate output gain controls */
1122 SOC_DOUBLE_R_EXT_TLV("PreDriv Playback Volume",
1123 TWL4030_REG_PREDL_CTL, TWL4030_REG_PREDR_CTL,
1124 4, 3, 0, snd_soc_get_volsw_r2_twl4030,
1125 snd_soc_put_volsw_r2_twl4030, output_tvl),
1127 SOC_DOUBLE_EXT_TLV("Headset Playback Volume",
1128 TWL4030_REG_HS_GAIN_SET, 0, 2, 3, 0, snd_soc_get_volsw_twl4030,
1129 snd_soc_put_volsw_twl4030, output_tvl),
1131 SOC_DOUBLE_R_EXT_TLV("Carkit Playback Volume",
1132 TWL4030_REG_PRECKL_CTL, TWL4030_REG_PRECKR_CTL,
1133 4, 3, 0, snd_soc_get_volsw_r2_twl4030,
1134 snd_soc_put_volsw_r2_twl4030, output_tvl),
1136 SOC_SINGLE_EXT_TLV("Earpiece Playback Volume",
1137 TWL4030_REG_EAR_CTL, 4, 3, 0, snd_soc_get_volsw_twl4030,
1138 snd_soc_put_volsw_twl4030, output_ear_tvl),
1140 /* Common capture gain controls */
1141 SOC_DOUBLE_R_TLV("TX1 Digital Capture Volume",
1142 TWL4030_REG_ATXL1PGA, TWL4030_REG_ATXR1PGA,
1143 0, 0x1f, 0, digital_capture_tlv),
1144 SOC_DOUBLE_R_TLV("TX2 Digital Capture Volume",
1145 TWL4030_REG_AVTXL2PGA, TWL4030_REG_AVTXR2PGA,
1146 0, 0x1f, 0, digital_capture_tlv),
1148 SOC_DOUBLE_TLV("Analog Capture Volume", TWL4030_REG_ANAMIC_GAIN,
1149 0, 3, 5, 0, input_gain_tlv),
1151 SOC_ENUM("AVADC Clock Priority", twl4030_avadc_clk_priority_enum),
1153 SOC_ENUM("HS ramp delay", twl4030_rampdelay_enum),
1155 SOC_ENUM("Vibra H-bridge mode", twl4030_vibradirmode_enum),
1156 SOC_ENUM("Vibra H-bridge direction", twl4030_vibradir_enum),
1158 SOC_ENUM("Digimic LR Swap", twl4030_digimicswap_enum),
1161 static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
1162 /* Left channel inputs */
1163 SND_SOC_DAPM_INPUT("MAINMIC"),
1164 SND_SOC_DAPM_INPUT("HSMIC"),
1165 SND_SOC_DAPM_INPUT("AUXL"),
1166 SND_SOC_DAPM_INPUT("CARKITMIC"),
1167 /* Right channel inputs */
1168 SND_SOC_DAPM_INPUT("SUBMIC"),
1169 SND_SOC_DAPM_INPUT("AUXR"),
1170 /* Digital microphones (Stereo) */
1171 SND_SOC_DAPM_INPUT("DIGIMIC0"),
1172 SND_SOC_DAPM_INPUT("DIGIMIC1"),
1175 SND_SOC_DAPM_OUTPUT("EARPIECE"),
1176 SND_SOC_DAPM_OUTPUT("PREDRIVEL"),
1177 SND_SOC_DAPM_OUTPUT("PREDRIVER"),
1178 SND_SOC_DAPM_OUTPUT("HSOL"),
1179 SND_SOC_DAPM_OUTPUT("HSOR"),
1180 SND_SOC_DAPM_OUTPUT("CARKITL"),
1181 SND_SOC_DAPM_OUTPUT("CARKITR"),
1182 SND_SOC_DAPM_OUTPUT("HFL"),
1183 SND_SOC_DAPM_OUTPUT("HFR"),
1184 SND_SOC_DAPM_OUTPUT("VIBRA"),
1186 /* AIF and APLL clocks for running DAIs (including loopback) */
1187 SND_SOC_DAPM_OUTPUT("Virtual HiFi OUT"),
1188 SND_SOC_DAPM_INPUT("Virtual HiFi IN"),
1189 SND_SOC_DAPM_OUTPUT("Virtual Voice OUT"),
1192 SND_SOC_DAPM_DAC("DAC Right1", NULL, SND_SOC_NOPM, 0, 0),
1193 SND_SOC_DAPM_DAC("DAC Left1", NULL, SND_SOC_NOPM, 0, 0),
1194 SND_SOC_DAPM_DAC("DAC Right2", NULL, SND_SOC_NOPM, 0, 0),
1195 SND_SOC_DAPM_DAC("DAC Left2", NULL, SND_SOC_NOPM, 0, 0),
1196 SND_SOC_DAPM_DAC("DAC Voice", NULL, SND_SOC_NOPM, 0, 0),
1198 SND_SOC_DAPM_AIF_IN("VAIFIN", "Voice Playback", 0,
1199 TWL4030_REG_VOICE_IF, 6, 0),
1201 /* Analog bypasses */
1202 SND_SOC_DAPM_SWITCH("Right1 Analog Loopback", SND_SOC_NOPM, 0, 0,
1203 &twl4030_dapm_abypassr1_control),
1204 SND_SOC_DAPM_SWITCH("Left1 Analog Loopback", SND_SOC_NOPM, 0, 0,
1205 &twl4030_dapm_abypassl1_control),
1206 SND_SOC_DAPM_SWITCH("Right2 Analog Loopback", SND_SOC_NOPM, 0, 0,
1207 &twl4030_dapm_abypassr2_control),
1208 SND_SOC_DAPM_SWITCH("Left2 Analog Loopback", SND_SOC_NOPM, 0, 0,
1209 &twl4030_dapm_abypassl2_control),
1210 SND_SOC_DAPM_SWITCH("Voice Analog Loopback", SND_SOC_NOPM, 0, 0,
1211 &twl4030_dapm_abypassv_control),
1213 /* Master analog loopback switch */
1214 SND_SOC_DAPM_SUPPLY("FM Loop Enable", TWL4030_REG_MISC_SET_1, 5, 0,
1217 /* Digital bypasses */
1218 SND_SOC_DAPM_SWITCH("Left Digital Loopback", SND_SOC_NOPM, 0, 0,
1219 &twl4030_dapm_dbypassl_control),
1220 SND_SOC_DAPM_SWITCH("Right Digital Loopback", SND_SOC_NOPM, 0, 0,
1221 &twl4030_dapm_dbypassr_control),
1222 SND_SOC_DAPM_SWITCH("Voice Digital Loopback", SND_SOC_NOPM, 0, 0,
1223 &twl4030_dapm_dbypassv_control),
1225 /* Digital mixers, power control for the physical DACs */
1226 SND_SOC_DAPM_MIXER("Digital R1 Playback Mixer",
1227 TWL4030_REG_AVDAC_CTL, 0, 0, NULL, 0),
1228 SND_SOC_DAPM_MIXER("Digital L1 Playback Mixer",
1229 TWL4030_REG_AVDAC_CTL, 1, 0, NULL, 0),
1230 SND_SOC_DAPM_MIXER("Digital R2 Playback Mixer",
1231 TWL4030_REG_AVDAC_CTL, 2, 0, NULL, 0),
1232 SND_SOC_DAPM_MIXER("Digital L2 Playback Mixer",
1233 TWL4030_REG_AVDAC_CTL, 3, 0, NULL, 0),
1234 SND_SOC_DAPM_MIXER("Digital Voice Playback Mixer",
1235 TWL4030_REG_AVDAC_CTL, 4, 0, NULL, 0),
1237 /* Analog mixers, power control for the physical PGAs */
1238 SND_SOC_DAPM_MIXER("Analog R1 Playback Mixer",
1239 TWL4030_REG_ARXR1_APGA_CTL, 0, 0, NULL, 0),
1240 SND_SOC_DAPM_MIXER("Analog L1 Playback Mixer",
1241 TWL4030_REG_ARXL1_APGA_CTL, 0, 0, NULL, 0),
1242 SND_SOC_DAPM_MIXER("Analog R2 Playback Mixer",
1243 TWL4030_REG_ARXR2_APGA_CTL, 0, 0, NULL, 0),
1244 SND_SOC_DAPM_MIXER("Analog L2 Playback Mixer",
1245 TWL4030_REG_ARXL2_APGA_CTL, 0, 0, NULL, 0),
1246 SND_SOC_DAPM_MIXER("Analog Voice Playback Mixer",
1247 TWL4030_REG_VDL_APGA_CTL, 0, 0, NULL, 0),
1249 SND_SOC_DAPM_SUPPLY("APLL Enable", SND_SOC_NOPM, 0, 0, apll_event,
1250 SND_SOC_DAPM_PRE_PMU|SND_SOC_DAPM_POST_PMD),
1252 SND_SOC_DAPM_SUPPLY("AIF Enable", SND_SOC_NOPM, 0, 0, aif_event,
1253 SND_SOC_DAPM_PRE_PMU|SND_SOC_DAPM_POST_PMD),
1255 /* Output MIXER controls */
1257 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
1258 &twl4030_dapm_earpiece_controls[0],
1259 ARRAY_SIZE(twl4030_dapm_earpiece_controls)),
1260 SND_SOC_DAPM_PGA_E("Earpiece PGA", SND_SOC_NOPM,
1261 0, 0, NULL, 0, earpiecepga_event,
1262 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1264 SND_SOC_DAPM_MIXER("PredriveL Mixer", SND_SOC_NOPM, 0, 0,
1265 &twl4030_dapm_predrivel_controls[0],
1266 ARRAY_SIZE(twl4030_dapm_predrivel_controls)),
1267 SND_SOC_DAPM_PGA_E("PredriveL PGA", SND_SOC_NOPM,
1268 0, 0, NULL, 0, predrivelpga_event,
1269 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1270 SND_SOC_DAPM_MIXER("PredriveR Mixer", SND_SOC_NOPM, 0, 0,
1271 &twl4030_dapm_predriver_controls[0],
1272 ARRAY_SIZE(twl4030_dapm_predriver_controls)),
1273 SND_SOC_DAPM_PGA_E("PredriveR PGA", SND_SOC_NOPM,
1274 0, 0, NULL, 0, predriverpga_event,
1275 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1277 SND_SOC_DAPM_MIXER("HeadsetL Mixer", SND_SOC_NOPM, 0, 0,
1278 &twl4030_dapm_hsol_controls[0],
1279 ARRAY_SIZE(twl4030_dapm_hsol_controls)),
1280 SND_SOC_DAPM_PGA_E("HeadsetL PGA", SND_SOC_NOPM,
1281 0, 0, NULL, 0, headsetlpga_event,
1282 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1283 SND_SOC_DAPM_MIXER("HeadsetR Mixer", SND_SOC_NOPM, 0, 0,
1284 &twl4030_dapm_hsor_controls[0],
1285 ARRAY_SIZE(twl4030_dapm_hsor_controls)),
1286 SND_SOC_DAPM_PGA_E("HeadsetR PGA", SND_SOC_NOPM,
1287 0, 0, NULL, 0, headsetrpga_event,
1288 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1290 SND_SOC_DAPM_MIXER("CarkitL Mixer", SND_SOC_NOPM, 0, 0,
1291 &twl4030_dapm_carkitl_controls[0],
1292 ARRAY_SIZE(twl4030_dapm_carkitl_controls)),
1293 SND_SOC_DAPM_PGA_E("CarkitL PGA", SND_SOC_NOPM,
1294 0, 0, NULL, 0, carkitlpga_event,
1295 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1296 SND_SOC_DAPM_MIXER("CarkitR Mixer", SND_SOC_NOPM, 0, 0,
1297 &twl4030_dapm_carkitr_controls[0],
1298 ARRAY_SIZE(twl4030_dapm_carkitr_controls)),
1299 SND_SOC_DAPM_PGA_E("CarkitR PGA", SND_SOC_NOPM,
1300 0, 0, NULL, 0, carkitrpga_event,
1301 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1303 /* Output MUX controls */
1305 SND_SOC_DAPM_MUX("HandsfreeL Mux", SND_SOC_NOPM, 0, 0,
1306 &twl4030_dapm_handsfreel_control),
1307 SND_SOC_DAPM_SWITCH("HandsfreeL", SND_SOC_NOPM, 0, 0,
1308 &twl4030_dapm_handsfreelmute_control),
1309 SND_SOC_DAPM_PGA_E("HandsfreeL PGA", SND_SOC_NOPM,
1310 0, 0, NULL, 0, handsfreelpga_event,
1311 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1312 SND_SOC_DAPM_MUX("HandsfreeR Mux", SND_SOC_NOPM, 5, 0,
1313 &twl4030_dapm_handsfreer_control),
1314 SND_SOC_DAPM_SWITCH("HandsfreeR", SND_SOC_NOPM, 0, 0,
1315 &twl4030_dapm_handsfreermute_control),
1316 SND_SOC_DAPM_PGA_E("HandsfreeR PGA", SND_SOC_NOPM,
1317 0, 0, NULL, 0, handsfreerpga_event,
1318 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1320 SND_SOC_DAPM_MUX_E("Vibra Mux", TWL4030_REG_VIBRA_CTL, 0, 0,
1321 &twl4030_dapm_vibra_control, vibramux_event,
1322 SND_SOC_DAPM_PRE_PMU),
1323 SND_SOC_DAPM_MUX("Vibra Route", SND_SOC_NOPM, 0, 0,
1324 &twl4030_dapm_vibrapath_control),
1326 /* Introducing four virtual ADC, since TWL4030 have four channel for
1328 SND_SOC_DAPM_ADC("ADC Virtual Left1", NULL, SND_SOC_NOPM, 0, 0),
1329 SND_SOC_DAPM_ADC("ADC Virtual Right1", NULL, SND_SOC_NOPM, 0, 0),
1330 SND_SOC_DAPM_ADC("ADC Virtual Left2", NULL, SND_SOC_NOPM, 0, 0),
1331 SND_SOC_DAPM_ADC("ADC Virtual Right2", NULL, SND_SOC_NOPM, 0, 0),
1333 SND_SOC_DAPM_AIF_OUT("VAIFOUT", "Voice Capture", 0,
1334 TWL4030_REG_VOICE_IF, 5, 0),
1336 /* Analog/Digital mic path selection.
1337 TX1 Left/Right: either analog Left/Right or Digimic0
1338 TX2 Left/Right: either analog Left/Right or Digimic1 */
1339 SND_SOC_DAPM_MUX("TX1 Capture Route", SND_SOC_NOPM, 0, 0,
1340 &twl4030_dapm_micpathtx1_control),
1341 SND_SOC_DAPM_MUX("TX2 Capture Route", SND_SOC_NOPM, 0, 0,
1342 &twl4030_dapm_micpathtx2_control),
1344 /* Analog input mixers for the capture amplifiers */
1345 SND_SOC_DAPM_MIXER("Analog Left",
1346 TWL4030_REG_ANAMICL, 4, 0,
1347 &twl4030_dapm_analoglmic_controls[0],
1348 ARRAY_SIZE(twl4030_dapm_analoglmic_controls)),
1349 SND_SOC_DAPM_MIXER("Analog Right",
1350 TWL4030_REG_ANAMICR, 4, 0,
1351 &twl4030_dapm_analogrmic_controls[0],
1352 ARRAY_SIZE(twl4030_dapm_analogrmic_controls)),
1354 SND_SOC_DAPM_PGA("ADC Physical Left",
1355 TWL4030_REG_AVADC_CTL, 3, 0, NULL, 0),
1356 SND_SOC_DAPM_PGA("ADC Physical Right",
1357 TWL4030_REG_AVADC_CTL, 1, 0, NULL, 0),
1359 SND_SOC_DAPM_PGA_E("Digimic0 Enable",
1360 TWL4030_REG_ADCMICSEL, 1, 0, NULL, 0,
1361 digimic_event, SND_SOC_DAPM_POST_PMU),
1362 SND_SOC_DAPM_PGA_E("Digimic1 Enable",
1363 TWL4030_REG_ADCMICSEL, 3, 0, NULL, 0,
1364 digimic_event, SND_SOC_DAPM_POST_PMU),
1366 SND_SOC_DAPM_SUPPLY("micbias1 select", TWL4030_REG_MICBIAS_CTL, 5, 0,
1368 SND_SOC_DAPM_SUPPLY("micbias2 select", TWL4030_REG_MICBIAS_CTL, 6, 0,
1371 /* Microphone bias */
1372 SND_SOC_DAPM_SUPPLY("Mic Bias 1",
1373 TWL4030_REG_MICBIAS_CTL, 0, 0, NULL, 0),
1374 SND_SOC_DAPM_SUPPLY("Mic Bias 2",
1375 TWL4030_REG_MICBIAS_CTL, 1, 0, NULL, 0),
1376 SND_SOC_DAPM_SUPPLY("Headset Mic Bias",
1377 TWL4030_REG_MICBIAS_CTL, 2, 0, NULL, 0),
1379 SND_SOC_DAPM_SUPPLY("VIF Enable", TWL4030_REG_VOICE_IF, 0, 0, NULL, 0),
1382 static const struct snd_soc_dapm_route intercon[] = {
1383 /* Stream -> DAC mapping */
1384 {"DAC Right1", NULL, "HiFi Playback"},
1385 {"DAC Left1", NULL, "HiFi Playback"},
1386 {"DAC Right2", NULL, "HiFi Playback"},
1387 {"DAC Left2", NULL, "HiFi Playback"},
1388 {"DAC Voice", NULL, "VAIFIN"},
1390 /* ADC -> Stream mapping */
1391 {"HiFi Capture", NULL, "ADC Virtual Left1"},
1392 {"HiFi Capture", NULL, "ADC Virtual Right1"},
1393 {"HiFi Capture", NULL, "ADC Virtual Left2"},
1394 {"HiFi Capture", NULL, "ADC Virtual Right2"},
1395 {"VAIFOUT", NULL, "ADC Virtual Left2"},
1396 {"VAIFOUT", NULL, "ADC Virtual Right2"},
1397 {"VAIFOUT", NULL, "VIF Enable"},
1399 {"Digital L1 Playback Mixer", NULL, "DAC Left1"},
1400 {"Digital R1 Playback Mixer", NULL, "DAC Right1"},
1401 {"Digital L2 Playback Mixer", NULL, "DAC Left2"},
1402 {"Digital R2 Playback Mixer", NULL, "DAC Right2"},
1403 {"Digital Voice Playback Mixer", NULL, "DAC Voice"},
1405 /* Supply for the digital part (APLL) */
1406 {"Digital Voice Playback Mixer", NULL, "APLL Enable"},
1408 {"DAC Left1", NULL, "AIF Enable"},
1409 {"DAC Right1", NULL, "AIF Enable"},
1410 {"DAC Left2", NULL, "AIF Enable"},
1411 {"DAC Right1", NULL, "AIF Enable"},
1412 {"DAC Voice", NULL, "VIF Enable"},
1414 {"Digital R2 Playback Mixer", NULL, "AIF Enable"},
1415 {"Digital L2 Playback Mixer", NULL, "AIF Enable"},
1417 {"Analog L1 Playback Mixer", NULL, "Digital L1 Playback Mixer"},
1418 {"Analog R1 Playback Mixer", NULL, "Digital R1 Playback Mixer"},
1419 {"Analog L2 Playback Mixer", NULL, "Digital L2 Playback Mixer"},
1420 {"Analog R2 Playback Mixer", NULL, "Digital R2 Playback Mixer"},
1421 {"Analog Voice Playback Mixer", NULL, "Digital Voice Playback Mixer"},
1423 /* Internal playback routings */
1425 {"Earpiece Mixer", "Voice", "Analog Voice Playback Mixer"},
1426 {"Earpiece Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1427 {"Earpiece Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1428 {"Earpiece Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1429 {"Earpiece PGA", NULL, "Earpiece Mixer"},
1431 {"PredriveL Mixer", "Voice", "Analog Voice Playback Mixer"},
1432 {"PredriveL Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1433 {"PredriveL Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1434 {"PredriveL Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1435 {"PredriveL PGA", NULL, "PredriveL Mixer"},
1437 {"PredriveR Mixer", "Voice", "Analog Voice Playback Mixer"},
1438 {"PredriveR Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1439 {"PredriveR Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1440 {"PredriveR Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1441 {"PredriveR PGA", NULL, "PredriveR Mixer"},
1443 {"HeadsetL Mixer", "Voice", "Analog Voice Playback Mixer"},
1444 {"HeadsetL Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1445 {"HeadsetL Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1446 {"HeadsetL PGA", NULL, "HeadsetL Mixer"},
1448 {"HeadsetR Mixer", "Voice", "Analog Voice Playback Mixer"},
1449 {"HeadsetR Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1450 {"HeadsetR Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1451 {"HeadsetR PGA", NULL, "HeadsetR Mixer"},
1453 {"CarkitL Mixer", "Voice", "Analog Voice Playback Mixer"},
1454 {"CarkitL Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1455 {"CarkitL Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1456 {"CarkitL PGA", NULL, "CarkitL Mixer"},
1458 {"CarkitR Mixer", "Voice", "Analog Voice Playback Mixer"},
1459 {"CarkitR Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1460 {"CarkitR Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1461 {"CarkitR PGA", NULL, "CarkitR Mixer"},
1463 {"HandsfreeL Mux", "Voice", "Analog Voice Playback Mixer"},
1464 {"HandsfreeL Mux", "AudioL1", "Analog L1 Playback Mixer"},
1465 {"HandsfreeL Mux", "AudioL2", "Analog L2 Playback Mixer"},
1466 {"HandsfreeL Mux", "AudioR2", "Analog R2 Playback Mixer"},
1467 {"HandsfreeL", "Switch", "HandsfreeL Mux"},
1468 {"HandsfreeL PGA", NULL, "HandsfreeL"},
1470 {"HandsfreeR Mux", "Voice", "Analog Voice Playback Mixer"},
1471 {"HandsfreeR Mux", "AudioR1", "Analog R1 Playback Mixer"},
1472 {"HandsfreeR Mux", "AudioR2", "Analog R2 Playback Mixer"},
1473 {"HandsfreeR Mux", "AudioL2", "Analog L2 Playback Mixer"},
1474 {"HandsfreeR", "Switch", "HandsfreeR Mux"},
1475 {"HandsfreeR PGA", NULL, "HandsfreeR"},
1477 {"Vibra Mux", "AudioL1", "DAC Left1"},
1478 {"Vibra Mux", "AudioR1", "DAC Right1"},
1479 {"Vibra Mux", "AudioL2", "DAC Left2"},
1480 {"Vibra Mux", "AudioR2", "DAC Right2"},
1483 /* Must be always connected (for AIF and APLL) */
1484 {"Virtual HiFi OUT", NULL, "DAC Left1"},
1485 {"Virtual HiFi OUT", NULL, "DAC Right1"},
1486 {"Virtual HiFi OUT", NULL, "DAC Left2"},
1487 {"Virtual HiFi OUT", NULL, "DAC Right2"},
1488 /* Must be always connected (for APLL) */
1489 {"Virtual Voice OUT", NULL, "Digital Voice Playback Mixer"},
1490 /* Physical outputs */
1491 {"EARPIECE", NULL, "Earpiece PGA"},
1492 {"PREDRIVEL", NULL, "PredriveL PGA"},
1493 {"PREDRIVER", NULL, "PredriveR PGA"},
1494 {"HSOL", NULL, "HeadsetL PGA"},
1495 {"HSOR", NULL, "HeadsetR PGA"},
1496 {"CARKITL", NULL, "CarkitL PGA"},
1497 {"CARKITR", NULL, "CarkitR PGA"},
1498 {"HFL", NULL, "HandsfreeL PGA"},
1499 {"HFR", NULL, "HandsfreeR PGA"},
1500 {"Vibra Route", "Audio", "Vibra Mux"},
1501 {"VIBRA", NULL, "Vibra Route"},
1504 /* Must be always connected (for AIF and APLL) */
1505 {"ADC Virtual Left1", NULL, "Virtual HiFi IN"},
1506 {"ADC Virtual Right1", NULL, "Virtual HiFi IN"},
1507 {"ADC Virtual Left2", NULL, "Virtual HiFi IN"},
1508 {"ADC Virtual Right2", NULL, "Virtual HiFi IN"},
1509 /* Physical inputs */
1510 {"Analog Left", "Main Mic Capture Switch", "MAINMIC"},
1511 {"Analog Left", "Headset Mic Capture Switch", "HSMIC"},
1512 {"Analog Left", "AUXL Capture Switch", "AUXL"},
1513 {"Analog Left", "Carkit Mic Capture Switch", "CARKITMIC"},
1515 {"Analog Right", "Sub Mic Capture Switch", "SUBMIC"},
1516 {"Analog Right", "AUXR Capture Switch", "AUXR"},
1518 {"ADC Physical Left", NULL, "Analog Left"},
1519 {"ADC Physical Right", NULL, "Analog Right"},
1521 {"Digimic0 Enable", NULL, "DIGIMIC0"},
1522 {"Digimic1 Enable", NULL, "DIGIMIC1"},
1524 {"DIGIMIC0", NULL, "micbias1 select"},
1525 {"DIGIMIC1", NULL, "micbias2 select"},
1527 /* TX1 Left capture path */
1528 {"TX1 Capture Route", "Analog", "ADC Physical Left"},
1529 {"TX1 Capture Route", "Digimic0", "Digimic0 Enable"},
1530 /* TX1 Right capture path */
1531 {"TX1 Capture Route", "Analog", "ADC Physical Right"},
1532 {"TX1 Capture Route", "Digimic0", "Digimic0 Enable"},
1533 /* TX2 Left capture path */
1534 {"TX2 Capture Route", "Analog", "ADC Physical Left"},
1535 {"TX2 Capture Route", "Digimic1", "Digimic1 Enable"},
1536 /* TX2 Right capture path */
1537 {"TX2 Capture Route", "Analog", "ADC Physical Right"},
1538 {"TX2 Capture Route", "Digimic1", "Digimic1 Enable"},
1540 {"ADC Virtual Left1", NULL, "TX1 Capture Route"},
1541 {"ADC Virtual Right1", NULL, "TX1 Capture Route"},
1542 {"ADC Virtual Left2", NULL, "TX2 Capture Route"},
1543 {"ADC Virtual Right2", NULL, "TX2 Capture Route"},
1545 {"ADC Virtual Left1", NULL, "AIF Enable"},
1546 {"ADC Virtual Right1", NULL, "AIF Enable"},
1547 {"ADC Virtual Left2", NULL, "AIF Enable"},
1548 {"ADC Virtual Right2", NULL, "AIF Enable"},
1550 /* Analog bypass routes */
1551 {"Right1 Analog Loopback", "Switch", "Analog Right"},
1552 {"Left1 Analog Loopback", "Switch", "Analog Left"},
1553 {"Right2 Analog Loopback", "Switch", "Analog Right"},
1554 {"Left2 Analog Loopback", "Switch", "Analog Left"},
1555 {"Voice Analog Loopback", "Switch", "Analog Left"},
1557 /* Supply for the Analog loopbacks */
1558 {"Right1 Analog Loopback", NULL, "FM Loop Enable"},
1559 {"Left1 Analog Loopback", NULL, "FM Loop Enable"},
1560 {"Right2 Analog Loopback", NULL, "FM Loop Enable"},
1561 {"Left2 Analog Loopback", NULL, "FM Loop Enable"},
1562 {"Voice Analog Loopback", NULL, "FM Loop Enable"},
1564 {"Analog R1 Playback Mixer", NULL, "Right1 Analog Loopback"},
1565 {"Analog L1 Playback Mixer", NULL, "Left1 Analog Loopback"},
1566 {"Analog R2 Playback Mixer", NULL, "Right2 Analog Loopback"},
1567 {"Analog L2 Playback Mixer", NULL, "Left2 Analog Loopback"},
1568 {"Analog Voice Playback Mixer", NULL, "Voice Analog Loopback"},
1570 /* Digital bypass routes */
1571 {"Right Digital Loopback", "Volume", "TX1 Capture Route"},
1572 {"Left Digital Loopback", "Volume", "TX1 Capture Route"},
1573 {"Voice Digital Loopback", "Volume", "TX2 Capture Route"},
1575 {"Digital R2 Playback Mixer", NULL, "Right Digital Loopback"},
1576 {"Digital L2 Playback Mixer", NULL, "Left Digital Loopback"},
1577 {"Digital Voice Playback Mixer", NULL, "Voice Digital Loopback"},
1581 static int twl4030_set_bias_level(struct snd_soc_codec *codec,
1582 enum snd_soc_bias_level level)
1585 case SND_SOC_BIAS_ON:
1587 case SND_SOC_BIAS_PREPARE:
1589 case SND_SOC_BIAS_STANDBY:
1590 if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF)
1591 twl4030_codec_enable(codec, 1);
1593 case SND_SOC_BIAS_OFF:
1594 twl4030_codec_enable(codec, 0);
1601 static void twl4030_constraints(struct twl4030_priv *twl4030,
1602 struct snd_pcm_substream *mst_substream)
1604 struct snd_pcm_substream *slv_substream;
1606 /* Pick the stream, which need to be constrained */
1607 if (mst_substream == twl4030->master_substream)
1608 slv_substream = twl4030->slave_substream;
1609 else if (mst_substream == twl4030->slave_substream)
1610 slv_substream = twl4030->master_substream;
1611 else /* This should not happen.. */
1614 /* Set the constraints according to the already configured stream */
1615 snd_pcm_hw_constraint_single(slv_substream->runtime,
1616 SNDRV_PCM_HW_PARAM_RATE,
1619 snd_pcm_hw_constraint_single(slv_substream->runtime,
1620 SNDRV_PCM_HW_PARAM_SAMPLE_BITS,
1621 twl4030->sample_bits);
1623 snd_pcm_hw_constraint_single(slv_substream->runtime,
1624 SNDRV_PCM_HW_PARAM_CHANNELS,
1628 /* In case of 4 channel mode, the RX1 L/R for playback and the TX2 L/R for
1629 * capture has to be enabled/disabled. */
1630 static void twl4030_tdm_enable(struct snd_soc_codec *codec, int direction,
1635 reg = twl4030_read(codec, TWL4030_REG_OPTION);
1637 if (direction == SNDRV_PCM_STREAM_PLAYBACK)
1638 mask = TWL4030_ARXL1_VRX_EN | TWL4030_ARXR1_EN;
1640 mask = TWL4030_ATXL2_VTXL_EN | TWL4030_ATXR2_VTXR_EN;
1647 twl4030_write(codec, TWL4030_REG_OPTION, reg);
1650 static int twl4030_startup(struct snd_pcm_substream *substream,
1651 struct snd_soc_dai *dai)
1653 struct snd_soc_codec *codec = dai->codec;
1654 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1656 if (twl4030->master_substream) {
1657 twl4030->slave_substream = substream;
1658 /* The DAI has one configuration for playback and capture, so
1659 * if the DAI has been already configured then constrain this
1660 * substream to match it. */
1661 if (twl4030->configured)
1662 twl4030_constraints(twl4030, twl4030->master_substream);
1664 if (!(twl4030_read(codec, TWL4030_REG_CODEC_MODE) &
1665 TWL4030_OPTION_1)) {
1666 /* In option2 4 channel is not supported, set the
1667 * constraint for the first stream for channels, the
1668 * second stream will 'inherit' this cosntraint */
1669 snd_pcm_hw_constraint_single(substream->runtime,
1670 SNDRV_PCM_HW_PARAM_CHANNELS,
1673 twl4030->master_substream = substream;
1679 static void twl4030_shutdown(struct snd_pcm_substream *substream,
1680 struct snd_soc_dai *dai)
1682 struct snd_soc_codec *codec = dai->codec;
1683 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1685 if (twl4030->master_substream == substream)
1686 twl4030->master_substream = twl4030->slave_substream;
1688 twl4030->slave_substream = NULL;
1690 /* If all streams are closed, or the remaining stream has not yet
1691 * been configured than set the DAI as not configured. */
1692 if (!twl4030->master_substream)
1693 twl4030->configured = 0;
1694 else if (!twl4030->master_substream->runtime->channels)
1695 twl4030->configured = 0;
1697 /* If the closing substream had 4 channel, do the necessary cleanup */
1698 if (substream->runtime->channels == 4)
1699 twl4030_tdm_enable(codec, substream->stream, 0);
1702 static int twl4030_hw_params(struct snd_pcm_substream *substream,
1703 struct snd_pcm_hw_params *params,
1704 struct snd_soc_dai *dai)
1706 struct snd_soc_codec *codec = dai->codec;
1707 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1708 u8 mode, old_mode, format, old_format;
1710 /* If the substream has 4 channel, do the necessary setup */
1711 if (params_channels(params) == 4) {
1712 format = twl4030_read(codec, TWL4030_REG_AUDIO_IF);
1713 mode = twl4030_read(codec, TWL4030_REG_CODEC_MODE);
1715 /* Safety check: are we in the correct operating mode and
1716 * the interface is in TDM mode? */
1717 if ((mode & TWL4030_OPTION_1) &&
1718 ((format & TWL4030_AIF_FORMAT) == TWL4030_AIF_FORMAT_TDM))
1719 twl4030_tdm_enable(codec, substream->stream, 1);
1724 if (twl4030->configured)
1725 /* Ignoring hw_params for already configured DAI */
1729 old_mode = twl4030_read(codec,
1730 TWL4030_REG_CODEC_MODE) & ~TWL4030_CODECPDZ;
1731 mode = old_mode & ~TWL4030_APLL_RATE;
1733 switch (params_rate(params)) {
1735 mode |= TWL4030_APLL_RATE_8000;
1738 mode |= TWL4030_APLL_RATE_11025;
1741 mode |= TWL4030_APLL_RATE_12000;
1744 mode |= TWL4030_APLL_RATE_16000;
1747 mode |= TWL4030_APLL_RATE_22050;
1750 mode |= TWL4030_APLL_RATE_24000;
1753 mode |= TWL4030_APLL_RATE_32000;
1756 mode |= TWL4030_APLL_RATE_44100;
1759 mode |= TWL4030_APLL_RATE_48000;
1762 mode |= TWL4030_APLL_RATE_96000;
1765 dev_err(codec->dev, "%s: unknown rate %d\n", __func__,
1766 params_rate(params));
1771 old_format = twl4030_read(codec, TWL4030_REG_AUDIO_IF);
1772 format = old_format;
1773 format &= ~TWL4030_DATA_WIDTH;
1774 switch (params_width(params)) {
1776 format |= TWL4030_DATA_WIDTH_16S_16W;
1779 format |= TWL4030_DATA_WIDTH_32S_24W;
1782 dev_err(codec->dev, "%s: unsupported bits/sample %d\n",
1783 __func__, params_width(params));
1787 if (format != old_format || mode != old_mode) {
1788 if (twl4030->codec_powered) {
1790 * If the codec is powered, than we need to toggle the
1793 twl4030_codec_enable(codec, 0);
1794 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
1795 twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
1796 twl4030_codec_enable(codec, 1);
1798 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
1799 twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
1803 /* Store the important parameters for the DAI configuration and set
1804 * the DAI as configured */
1805 twl4030->configured = 1;
1806 twl4030->rate = params_rate(params);
1807 twl4030->sample_bits = hw_param_interval(params,
1808 SNDRV_PCM_HW_PARAM_SAMPLE_BITS)->min;
1809 twl4030->channels = params_channels(params);
1811 /* If both playback and capture streams are open, and one of them
1812 * is setting the hw parameters right now (since we are here), set
1813 * constraints to the other stream to match the current one. */
1814 if (twl4030->slave_substream)
1815 twl4030_constraints(twl4030, substream);
1820 static int twl4030_set_dai_sysclk(struct snd_soc_dai *codec_dai, int clk_id,
1821 unsigned int freq, int dir)
1823 struct snd_soc_codec *codec = codec_dai->codec;
1824 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1832 dev_err(codec->dev, "Unsupported HFCLKIN: %u\n", freq);
1836 if ((freq / 1000) != twl4030->sysclk) {
1838 "Mismatch in HFCLKIN: %u (configured: %u)\n",
1839 freq, twl4030->sysclk * 1000);
1846 static int twl4030_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
1848 struct snd_soc_codec *codec = codec_dai->codec;
1849 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1850 u8 old_format, format;
1853 old_format = twl4030_read(codec, TWL4030_REG_AUDIO_IF);
1854 format = old_format;
1856 /* set master/slave audio interface */
1857 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1858 case SND_SOC_DAIFMT_CBM_CFM:
1859 format &= ~(TWL4030_AIF_SLAVE_EN);
1860 format &= ~(TWL4030_CLK256FS_EN);
1862 case SND_SOC_DAIFMT_CBS_CFS:
1863 format |= TWL4030_AIF_SLAVE_EN;
1864 format |= TWL4030_CLK256FS_EN;
1870 /* interface format */
1871 format &= ~TWL4030_AIF_FORMAT;
1872 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1873 case SND_SOC_DAIFMT_I2S:
1874 format |= TWL4030_AIF_FORMAT_CODEC;
1876 case SND_SOC_DAIFMT_DSP_A:
1877 format |= TWL4030_AIF_FORMAT_TDM;
1883 if (format != old_format) {
1884 if (twl4030->codec_powered) {
1886 * If the codec is powered, than we need to toggle the
1889 twl4030_codec_enable(codec, 0);
1890 twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
1891 twl4030_codec_enable(codec, 1);
1893 twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
1900 static int twl4030_set_tristate(struct snd_soc_dai *dai, int tristate)
1902 struct snd_soc_codec *codec = dai->codec;
1903 u8 reg = twl4030_read(codec, TWL4030_REG_AUDIO_IF);
1906 reg |= TWL4030_AIF_TRI_EN;
1908 reg &= ~TWL4030_AIF_TRI_EN;
1910 return twl4030_write(codec, TWL4030_REG_AUDIO_IF, reg);
1913 /* In case of voice mode, the RX1 L(VRX) for downlink and the TX2 L/R
1914 * (VTXL, VTXR) for uplink has to be enabled/disabled. */
1915 static void twl4030_voice_enable(struct snd_soc_codec *codec, int direction,
1920 reg = twl4030_read(codec, TWL4030_REG_OPTION);
1922 if (direction == SNDRV_PCM_STREAM_PLAYBACK)
1923 mask = TWL4030_ARXL1_VRX_EN;
1925 mask = TWL4030_ATXL2_VTXL_EN | TWL4030_ATXR2_VTXR_EN;
1932 twl4030_write(codec, TWL4030_REG_OPTION, reg);
1935 static int twl4030_voice_startup(struct snd_pcm_substream *substream,
1936 struct snd_soc_dai *dai)
1938 struct snd_soc_codec *codec = dai->codec;
1939 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1942 /* If the system master clock is not 26MHz, the voice PCM interface is
1945 if (twl4030->sysclk != 26000) {
1947 "%s: HFCLKIN is %u KHz, voice interface needs 26MHz\n",
1948 __func__, twl4030->sysclk);
1952 /* If the codec mode is not option2, the voice PCM interface is not
1955 mode = twl4030_read(codec, TWL4030_REG_CODEC_MODE)
1958 if (mode != TWL4030_OPTION_2) {
1959 dev_err(codec->dev, "%s: the codec mode is not option2\n",
1967 static void twl4030_voice_shutdown(struct snd_pcm_substream *substream,
1968 struct snd_soc_dai *dai)
1970 struct snd_soc_codec *codec = dai->codec;
1972 /* Enable voice digital filters */
1973 twl4030_voice_enable(codec, substream->stream, 0);
1976 static int twl4030_voice_hw_params(struct snd_pcm_substream *substream,
1977 struct snd_pcm_hw_params *params,
1978 struct snd_soc_dai *dai)
1980 struct snd_soc_codec *codec = dai->codec;
1981 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1984 /* Enable voice digital filters */
1985 twl4030_voice_enable(codec, substream->stream, 1);
1988 old_mode = twl4030_read(codec,
1989 TWL4030_REG_CODEC_MODE) & ~TWL4030_CODECPDZ;
1992 switch (params_rate(params)) {
1994 mode &= ~(TWL4030_SEL_16K);
1997 mode |= TWL4030_SEL_16K;
2000 dev_err(codec->dev, "%s: unknown rate %d\n", __func__,
2001 params_rate(params));
2005 if (mode != old_mode) {
2006 if (twl4030->codec_powered) {
2008 * If the codec is powered, than we need to toggle the
2011 twl4030_codec_enable(codec, 0);
2012 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
2013 twl4030_codec_enable(codec, 1);
2015 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
2022 static int twl4030_voice_set_dai_sysclk(struct snd_soc_dai *codec_dai,
2023 int clk_id, unsigned int freq, int dir)
2025 struct snd_soc_codec *codec = codec_dai->codec;
2026 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
2028 if (freq != 26000000) {
2030 "%s: HFCLKIN is %u KHz, voice interface needs 26MHz\n",
2031 __func__, freq / 1000);
2034 if ((freq / 1000) != twl4030->sysclk) {
2036 "Mismatch in HFCLKIN: %u (configured: %u)\n",
2037 freq, twl4030->sysclk * 1000);
2043 static int twl4030_voice_set_dai_fmt(struct snd_soc_dai *codec_dai,
2046 struct snd_soc_codec *codec = codec_dai->codec;
2047 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
2048 u8 old_format, format;
2051 old_format = twl4030_read(codec, TWL4030_REG_VOICE_IF);
2052 format = old_format;
2054 /* set master/slave audio interface */
2055 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
2056 case SND_SOC_DAIFMT_CBM_CFM:
2057 format &= ~(TWL4030_VIF_SLAVE_EN);
2059 case SND_SOC_DAIFMT_CBS_CFS:
2060 format |= TWL4030_VIF_SLAVE_EN;
2066 /* clock inversion */
2067 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
2068 case SND_SOC_DAIFMT_IB_NF:
2069 format &= ~(TWL4030_VIF_FORMAT);
2071 case SND_SOC_DAIFMT_NB_IF:
2072 format |= TWL4030_VIF_FORMAT;
2078 if (format != old_format) {
2079 if (twl4030->codec_powered) {
2081 * If the codec is powered, than we need to toggle the
2084 twl4030_codec_enable(codec, 0);
2085 twl4030_write(codec, TWL4030_REG_VOICE_IF, format);
2086 twl4030_codec_enable(codec, 1);
2088 twl4030_write(codec, TWL4030_REG_VOICE_IF, format);
2095 static int twl4030_voice_set_tristate(struct snd_soc_dai *dai, int tristate)
2097 struct snd_soc_codec *codec = dai->codec;
2098 u8 reg = twl4030_read(codec, TWL4030_REG_VOICE_IF);
2101 reg |= TWL4030_VIF_TRI_EN;
2103 reg &= ~TWL4030_VIF_TRI_EN;
2105 return twl4030_write(codec, TWL4030_REG_VOICE_IF, reg);
2108 #define TWL4030_RATES (SNDRV_PCM_RATE_8000_48000)
2109 #define TWL4030_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
2111 static const struct snd_soc_dai_ops twl4030_dai_hifi_ops = {
2112 .startup = twl4030_startup,
2113 .shutdown = twl4030_shutdown,
2114 .hw_params = twl4030_hw_params,
2115 .set_sysclk = twl4030_set_dai_sysclk,
2116 .set_fmt = twl4030_set_dai_fmt,
2117 .set_tristate = twl4030_set_tristate,
2120 static const struct snd_soc_dai_ops twl4030_dai_voice_ops = {
2121 .startup = twl4030_voice_startup,
2122 .shutdown = twl4030_voice_shutdown,
2123 .hw_params = twl4030_voice_hw_params,
2124 .set_sysclk = twl4030_voice_set_dai_sysclk,
2125 .set_fmt = twl4030_voice_set_dai_fmt,
2126 .set_tristate = twl4030_voice_set_tristate,
2129 static struct snd_soc_dai_driver twl4030_dai[] = {
2131 .name = "twl4030-hifi",
2133 .stream_name = "HiFi Playback",
2136 .rates = TWL4030_RATES | SNDRV_PCM_RATE_96000,
2137 .formats = TWL4030_FORMATS,
2140 .stream_name = "HiFi Capture",
2143 .rates = TWL4030_RATES,
2144 .formats = TWL4030_FORMATS,
2146 .ops = &twl4030_dai_hifi_ops,
2149 .name = "twl4030-voice",
2151 .stream_name = "Voice Playback",
2154 .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
2155 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
2157 .stream_name = "Voice Capture",
2160 .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
2161 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
2162 .ops = &twl4030_dai_voice_ops,
2166 static int twl4030_soc_probe(struct snd_soc_codec *codec)
2168 struct twl4030_priv *twl4030;
2170 twl4030 = devm_kzalloc(codec->dev, sizeof(struct twl4030_priv),
2174 snd_soc_codec_set_drvdata(codec, twl4030);
2175 /* Set the defaults, and power up the codec */
2176 twl4030->sysclk = twl4030_audio_get_mclk() / 1000;
2178 twl4030_init_chip(codec);
2183 static int twl4030_soc_remove(struct snd_soc_codec *codec)
2185 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
2186 struct twl4030_codec_data *pdata = twl4030->pdata;
2188 if (pdata && pdata->hs_extmute && gpio_is_valid(pdata->hs_extmute_gpio))
2189 gpio_free(pdata->hs_extmute_gpio);
2194 static struct snd_soc_codec_driver soc_codec_dev_twl4030 = {
2195 .probe = twl4030_soc_probe,
2196 .remove = twl4030_soc_remove,
2197 .read = twl4030_read,
2198 .write = twl4030_write,
2199 .set_bias_level = twl4030_set_bias_level,
2200 .idle_bias_off = true,
2202 .component_driver = {
2203 .controls = twl4030_snd_controls,
2204 .num_controls = ARRAY_SIZE(twl4030_snd_controls),
2205 .dapm_widgets = twl4030_dapm_widgets,
2206 .num_dapm_widgets = ARRAY_SIZE(twl4030_dapm_widgets),
2207 .dapm_routes = intercon,
2208 .num_dapm_routes = ARRAY_SIZE(intercon),
2212 static int twl4030_codec_probe(struct platform_device *pdev)
2214 return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_twl4030,
2215 twl4030_dai, ARRAY_SIZE(twl4030_dai));
2218 static int twl4030_codec_remove(struct platform_device *pdev)
2220 snd_soc_unregister_codec(&pdev->dev);
2224 MODULE_ALIAS("platform:twl4030-codec");
2226 static struct platform_driver twl4030_codec_driver = {
2227 .probe = twl4030_codec_probe,
2228 .remove = twl4030_codec_remove,
2230 .name = "twl4030-codec",
2234 module_platform_driver(twl4030_codec_driver);
2236 MODULE_DESCRIPTION("ASoC TWL4030 codec driver");
2237 MODULE_AUTHOR("Steve Sakoman");
2238 MODULE_LICENSE("GPL");