1 // SPDX-License-Identifier: GPL-2.0
3 // rt700.c -- rt700 ALSA SoC audio driver
5 // Copyright(c) 2019 Realtek Semiconductor Corp.
9 #include <linux/module.h>
10 #include <linux/moduleparam.h>
11 #include <linux/kernel.h>
12 #include <linux/init.h>
13 #include <linux/delay.h>
14 #include <linux/pm_runtime.h>
16 #include <linux/soundwire/sdw.h>
17 #include <linux/regmap.h>
18 #include <linux/slab.h>
19 #include <sound/core.h>
20 #include <sound/pcm.h>
21 #include <sound/pcm_params.h>
22 #include <sound/soc.h>
23 #include <sound/soc-dapm.h>
24 #include <sound/initval.h>
25 #include <sound/tlv.h>
26 #include <sound/hda_verbs.h>
27 #include <sound/jack.h>
31 static int rt700_index_write(struct regmap *regmap,
32 unsigned int reg, unsigned int value)
35 unsigned int addr = (RT700_PRIV_INDEX_W_H << 8) | reg;
37 ret = regmap_write(regmap, addr, value);
39 pr_err("Failed to set private value: %06x <= %04x ret=%d\n",
45 static int rt700_index_read(struct regmap *regmap,
46 unsigned int reg, unsigned int *value)
49 unsigned int addr = (RT700_PRIV_INDEX_W_H << 8) | reg;
52 ret = regmap_read(regmap, addr, value);
54 pr_err("Failed to get private value: %06x => %04x ret=%d\n",
60 static unsigned int rt700_button_detect(struct rt700_priv *rt700)
62 unsigned int btn_type = 0, val80, val81;
65 ret = rt700_index_read(rt700->regmap, RT700_IRQ_FLAG_TABLE1, &val80);
68 ret = rt700_index_read(rt700->regmap, RT700_IRQ_FLAG_TABLE2, &val81);
79 btn_type |= SND_JACK_BTN_0;
82 btn_type |= SND_JACK_BTN_3;
89 btn_type |= SND_JACK_BTN_1;
94 btn_type |= SND_JACK_BTN_2;
98 btn_type |= SND_JACK_BTN_3;
105 static int rt700_headset_detect(struct rt700_priv *rt700)
107 unsigned int buf, loop = 0;
109 unsigned int jack_status = 0, reg;
111 ret = rt700_index_read(rt700->regmap,
112 RT700_COMBO_JACK_AUTO_CTL2, &buf);
117 (buf & RT700_COMBOJACK_AUTO_DET_STATUS) == 0) {
120 usleep_range(9000, 10000);
121 ret = rt700_index_read(rt700->regmap,
122 RT700_COMBO_JACK_AUTO_CTL2, &buf);
126 reg = RT700_VERB_GET_PIN_SENSE | RT700_HP_OUT;
127 ret = regmap_read(rt700->regmap, reg, &jack_status);
128 if ((jack_status & (1 << 31)) == 0)
135 if (buf & RT700_COMBOJACK_AUTO_DET_TRS)
136 rt700->jack_type = SND_JACK_HEADPHONE;
137 else if ((buf & RT700_COMBOJACK_AUTO_DET_CTIA) ||
138 (buf & RT700_COMBOJACK_AUTO_DET_OMTP))
139 rt700->jack_type = SND_JACK_HEADSET;
145 pr_err_ratelimited("Time-out error in %s\n", __func__);
148 pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
151 pr_err_ratelimited("Jack removal in %s\n", __func__);
155 static void rt700_jack_detect_handler(struct work_struct *work)
157 struct rt700_priv *rt700 =
158 container_of(work, struct rt700_priv, jack_detect_work.work);
159 int btn_type = 0, ret;
160 unsigned int jack_status = 0, reg;
165 if (!rt700->component->card->instantiated)
168 reg = RT700_VERB_GET_PIN_SENSE | RT700_HP_OUT;
169 ret = regmap_read(rt700->regmap, reg, &jack_status);
174 if (jack_status & (1 << 31)) {
176 if (rt700->jack_type == 0) {
177 ret = rt700_headset_detect(rt700);
180 if (rt700->jack_type == SND_JACK_HEADSET)
181 btn_type = rt700_button_detect(rt700);
182 } else if (rt700->jack_type == SND_JACK_HEADSET) {
183 /* jack is already in, report button event */
184 btn_type = rt700_button_detect(rt700);
188 rt700->jack_type = 0;
191 dev_dbg(&rt700->slave->dev,
192 "in %s, jack_type=0x%x\n", __func__, rt700->jack_type);
193 dev_dbg(&rt700->slave->dev,
194 "in %s, btn_type=0x%x\n", __func__, btn_type);
196 snd_soc_jack_report(rt700->hs_jack, rt700->jack_type | btn_type,
198 SND_JACK_BTN_0 | SND_JACK_BTN_1 |
199 SND_JACK_BTN_2 | SND_JACK_BTN_3);
202 /* button released */
203 snd_soc_jack_report(rt700->hs_jack, rt700->jack_type,
205 SND_JACK_BTN_0 | SND_JACK_BTN_1 |
206 SND_JACK_BTN_2 | SND_JACK_BTN_3);
208 mod_delayed_work(system_power_efficient_wq,
209 &rt700->jack_btn_check_work, msecs_to_jiffies(200));
215 pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
218 static void rt700_btn_check_handler(struct work_struct *work)
220 struct rt700_priv *rt700 = container_of(work, struct rt700_priv,
221 jack_btn_check_work.work);
222 int btn_type = 0, ret;
223 unsigned int jack_status = 0, reg;
225 reg = RT700_VERB_GET_PIN_SENSE | RT700_HP_OUT;
226 ret = regmap_read(rt700->regmap, reg, &jack_status);
231 if (jack_status & (1 << 31)) {
232 if (rt700->jack_type == SND_JACK_HEADSET) {
233 /* jack is already in, report button event */
234 btn_type = rt700_button_detect(rt700);
237 rt700->jack_type = 0;
241 ret = rt700_index_read(rt700->regmap, RT700_COMBO_JACK_AUTO_CTL2, ®);
245 if ((reg & 0xf0) == 0xf0)
248 dev_dbg(&rt700->slave->dev,
249 "%s, btn_type=0x%x\n", __func__, btn_type);
250 snd_soc_jack_report(rt700->hs_jack, rt700->jack_type | btn_type,
252 SND_JACK_BTN_0 | SND_JACK_BTN_1 |
253 SND_JACK_BTN_2 | SND_JACK_BTN_3);
256 /* button released */
257 snd_soc_jack_report(rt700->hs_jack, rt700->jack_type,
259 SND_JACK_BTN_0 | SND_JACK_BTN_1 |
260 SND_JACK_BTN_2 | SND_JACK_BTN_3);
262 mod_delayed_work(system_power_efficient_wq,
263 &rt700->jack_btn_check_work, msecs_to_jiffies(200));
269 pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
272 static void rt700_jack_init(struct rt700_priv *rt700)
274 struct snd_soc_dapm_context *dapm =
275 snd_soc_component_get_dapm(rt700->component);
278 if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
279 regmap_write(rt700->regmap,
280 RT700_SET_AUDIO_POWER_STATE, AC_PWRST_D0);
282 if (rt700->hs_jack) {
283 /* Enable Jack Detection */
284 regmap_write(rt700->regmap,
285 RT700_SET_MIC2_UNSOLICITED_ENABLE, 0x82);
286 regmap_write(rt700->regmap,
287 RT700_SET_HP_UNSOLICITED_ENABLE, 0x81);
288 regmap_write(rt700->regmap,
289 RT700_SET_INLINE_UNSOLICITED_ENABLE, 0x83);
290 rt700_index_write(rt700->regmap, 0x10, 0x2420);
291 rt700_index_write(rt700->regmap, 0x19, 0x2e11);
293 dev_dbg(&rt700->slave->dev, "in %s enable\n", __func__);
295 mod_delayed_work(system_power_efficient_wq,
296 &rt700->jack_detect_work, msecs_to_jiffies(250));
298 regmap_write(rt700->regmap,
299 RT700_SET_MIC2_UNSOLICITED_ENABLE, 0x00);
300 regmap_write(rt700->regmap,
301 RT700_SET_HP_UNSOLICITED_ENABLE, 0x00);
302 regmap_write(rt700->regmap,
303 RT700_SET_INLINE_UNSOLICITED_ENABLE, 0x00);
305 dev_dbg(&rt700->slave->dev, "in %s disable\n", __func__);
309 if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
310 regmap_write(rt700->regmap,
311 RT700_SET_AUDIO_POWER_STATE, AC_PWRST_D3);
314 static int rt700_set_jack_detect(struct snd_soc_component *component,
315 struct snd_soc_jack *hs_jack, void *data)
317 struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
319 rt700->hs_jack = hs_jack;
321 if (!rt700->hw_init) {
322 dev_dbg(&rt700->slave->dev,
323 "%s hw_init not ready yet\n", __func__);
327 rt700_jack_init(rt700);
332 static void rt700_get_gain(struct rt700_priv *rt700, unsigned int addr_h,
333 unsigned int addr_l, unsigned int val_h,
334 unsigned int *r_val, unsigned int *l_val)
337 *r_val = (val_h << 8);
338 regmap_read(rt700->regmap, addr_l, r_val);
342 *l_val = (val_h << 8);
343 regmap_read(rt700->regmap, addr_h, l_val);
346 /* For Verb-Set Amplifier Gain (Verb ID = 3h) */
347 static int rt700_set_amp_gain_put(struct snd_kcontrol *kcontrol,
348 struct snd_ctl_elem_value *ucontrol)
350 struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
351 struct snd_soc_dapm_context *dapm =
352 snd_soc_component_get_dapm(component);
353 struct soc_mixer_control *mc =
354 (struct soc_mixer_control *)kcontrol->private_value;
355 struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
356 unsigned int addr_h, addr_l, val_h, val_ll, val_lr;
357 unsigned int read_ll, read_rl;
360 /* Can't use update bit function, so read the original value first */
363 if (mc->shift == RT700_DIR_OUT_SFT) /* output */
368 rt700_get_gain(rt700, addr_h, addr_l, val_h, &read_rl, &read_ll);
373 val_ll = (mc->max - ucontrol->value.integer.value[0]) << 7;
375 read_ll = read_ll & 0x7f;
379 val_ll = ((ucontrol->value.integer.value[0]) & 0x7f);
380 if (val_ll > mc->max)
382 /* keep mute status */
383 read_ll = read_ll & 0x80;
387 if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
388 regmap_write(rt700->regmap,
389 RT700_SET_AUDIO_POWER_STATE, AC_PWRST_D0);
394 val_lr = (mc->max - ucontrol->value.integer.value[1]) << 7;
396 read_rl = read_rl & 0x7f;
400 val_lr = ((ucontrol->value.integer.value[1]) & 0x7f);
401 if (val_lr > mc->max)
403 /* keep mute status */
404 read_rl = read_rl & 0x80;
408 for (i = 0; i < 3; i++) { /* retry 3 times at most */
409 if (val_ll == val_lr) {
410 /* Set both L/R channels at the same time */
411 val_h = (1 << mc->shift) | (3 << 4);
412 regmap_write(rt700->regmap,
413 addr_h, (val_h << 8 | val_ll));
414 regmap_write(rt700->regmap,
415 addr_l, (val_h << 8 | val_ll));
418 val_h = (1 << mc->shift) | (1 << 5);
419 regmap_write(rt700->regmap,
420 addr_h, (val_h << 8 | val_ll));
423 val_h = (1 << mc->shift) | (1 << 4);
424 regmap_write(rt700->regmap,
425 addr_l, (val_h << 8 | val_lr));
428 if (mc->shift == RT700_DIR_OUT_SFT) /* output */
433 rt700_get_gain(rt700, addr_h, addr_l, val_h,
435 if (read_rl == val_lr && read_ll == val_ll)
439 if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
440 regmap_write(rt700->regmap,
441 RT700_SET_AUDIO_POWER_STATE, AC_PWRST_D3);
445 static int rt700_set_amp_gain_get(struct snd_kcontrol *kcontrol,
446 struct snd_ctl_elem_value *ucontrol)
448 struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
449 struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
450 struct soc_mixer_control *mc =
451 (struct soc_mixer_control *)kcontrol->private_value;
452 unsigned int addr_h, addr_l, val_h;
453 unsigned int read_ll, read_rl;
457 if (mc->shift == RT700_DIR_OUT_SFT) /* output */
462 rt700_get_gain(rt700, addr_h, addr_l, val_h, &read_rl, &read_ll);
465 /* for mute status */
466 read_ll = !((read_ll & 0x80) >> RT700_MUTE_SFT);
467 read_rl = !((read_rl & 0x80) >> RT700_MUTE_SFT);
470 read_ll = read_ll & 0x7f;
471 read_rl = read_rl & 0x7f;
473 ucontrol->value.integer.value[0] = read_ll;
474 ucontrol->value.integer.value[1] = read_rl;
479 static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6525, 75, 0);
480 static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -1725, 75, 0);
481 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0);
483 static const struct snd_kcontrol_new rt700_snd_controls[] = {
484 SOC_DOUBLE_R_EXT_TLV("DAC Front Playback Volume",
485 RT700_SET_GAIN_DAC1_H, RT700_SET_GAIN_DAC1_L,
486 RT700_DIR_OUT_SFT, 0x57, 0,
487 rt700_set_amp_gain_get, rt700_set_amp_gain_put, out_vol_tlv),
488 SOC_DOUBLE_R_EXT("ADC 08 Capture Switch",
489 RT700_SET_GAIN_ADC2_H, RT700_SET_GAIN_ADC2_L,
490 RT700_DIR_IN_SFT, 1, 1,
491 rt700_set_amp_gain_get, rt700_set_amp_gain_put),
492 SOC_DOUBLE_R_EXT("ADC 09 Capture Switch",
493 RT700_SET_GAIN_ADC1_H, RT700_SET_GAIN_ADC1_L,
494 RT700_DIR_IN_SFT, 1, 1,
495 rt700_set_amp_gain_get, rt700_set_amp_gain_put),
496 SOC_DOUBLE_R_EXT_TLV("ADC 08 Capture Volume",
497 RT700_SET_GAIN_ADC2_H, RT700_SET_GAIN_ADC2_L,
498 RT700_DIR_IN_SFT, 0x3f, 0,
499 rt700_set_amp_gain_get, rt700_set_amp_gain_put, in_vol_tlv),
500 SOC_DOUBLE_R_EXT_TLV("ADC 09 Capture Volume",
501 RT700_SET_GAIN_ADC1_H, RT700_SET_GAIN_ADC1_L,
502 RT700_DIR_IN_SFT, 0x3f, 0,
503 rt700_set_amp_gain_get, rt700_set_amp_gain_put, in_vol_tlv),
504 SOC_DOUBLE_R_EXT_TLV("AMIC Volume",
505 RT700_SET_GAIN_AMIC_H, RT700_SET_GAIN_AMIC_L,
506 RT700_DIR_IN_SFT, 3, 0,
507 rt700_set_amp_gain_get, rt700_set_amp_gain_put, mic_vol_tlv),
510 static int rt700_mux_get(struct snd_kcontrol *kcontrol,
511 struct snd_ctl_elem_value *ucontrol)
513 struct snd_soc_component *component =
514 snd_soc_dapm_kcontrol_component(kcontrol);
515 struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
516 unsigned int reg, val = 0, nid;
519 if (strstr(ucontrol->id.name, "HPO Mux"))
521 else if (strstr(ucontrol->id.name, "ADC 22 Mux"))
522 nid = RT700_MIXER_IN1;
523 else if (strstr(ucontrol->id.name, "ADC 23 Mux"))
524 nid = RT700_MIXER_IN2;
529 reg = RT700_VERB_SET_CONNECT_SEL | nid;
530 ret = regmap_read(rt700->regmap, reg, &val);
534 ucontrol->value.enumerated.item[0] = val;
539 static int rt700_mux_put(struct snd_kcontrol *kcontrol,
540 struct snd_ctl_elem_value *ucontrol)
542 struct snd_soc_component *component =
543 snd_soc_dapm_kcontrol_component(kcontrol);
544 struct snd_soc_dapm_context *dapm =
545 snd_soc_dapm_kcontrol_dapm(kcontrol);
546 struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
547 struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
548 unsigned int *item = ucontrol->value.enumerated.item;
549 unsigned int val, val2 = 0, change, reg, nid;
552 if (item[0] >= e->items)
555 if (strstr(ucontrol->id.name, "HPO Mux"))
557 else if (strstr(ucontrol->id.name, "ADC 22 Mux"))
558 nid = RT700_MIXER_IN1;
559 else if (strstr(ucontrol->id.name, "ADC 23 Mux"))
560 nid = RT700_MIXER_IN2;
564 /* Verb ID = 0x701h */
565 val = snd_soc_enum_item_to_val(e, item[0]) << e->shift_l;
567 reg = RT700_VERB_SET_CONNECT_SEL | nid;
568 ret = regmap_read(rt700->regmap, reg, &val2);
578 reg = RT700_VERB_SET_CONNECT_SEL | nid;
579 regmap_write(rt700->regmap, reg, val);
582 snd_soc_dapm_mux_update_power(dapm, kcontrol,
588 static const char * const adc_mux_text[] = {
595 static SOC_ENUM_SINGLE_DECL(
596 rt700_adc22_enum, SND_SOC_NOPM, 0, adc_mux_text);
598 static SOC_ENUM_SINGLE_DECL(
599 rt700_adc23_enum, SND_SOC_NOPM, 0, adc_mux_text);
601 static const struct snd_kcontrol_new rt700_adc22_mux =
602 SOC_DAPM_ENUM_EXT("ADC 22 Mux", rt700_adc22_enum,
603 rt700_mux_get, rt700_mux_put);
605 static const struct snd_kcontrol_new rt700_adc23_mux =
606 SOC_DAPM_ENUM_EXT("ADC 23 Mux", rt700_adc23_enum,
607 rt700_mux_get, rt700_mux_put);
609 static const char * const out_mux_text[] = {
614 static SOC_ENUM_SINGLE_DECL(
615 rt700_hp_enum, SND_SOC_NOPM, 0, out_mux_text);
617 static const struct snd_kcontrol_new rt700_hp_mux =
618 SOC_DAPM_ENUM_EXT("HP Mux", rt700_hp_enum,
619 rt700_mux_get, rt700_mux_put);
621 static int rt700_dac_front_event(struct snd_soc_dapm_widget *w,
622 struct snd_kcontrol *kcontrol, int event)
624 struct snd_soc_component *component =
625 snd_soc_dapm_to_component(w->dapm);
626 struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
629 case SND_SOC_DAPM_POST_PMU:
630 regmap_write(rt700->regmap,
631 RT700_SET_STREAMID_DAC1, 0x10);
633 case SND_SOC_DAPM_PRE_PMD:
634 regmap_write(rt700->regmap,
635 RT700_SET_STREAMID_DAC1, 0x00);
641 static int rt700_dac_surround_event(struct snd_soc_dapm_widget *w,
642 struct snd_kcontrol *kcontrol, int event)
644 struct snd_soc_component *component =
645 snd_soc_dapm_to_component(w->dapm);
646 struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
649 case SND_SOC_DAPM_POST_PMU:
650 regmap_write(rt700->regmap,
651 RT700_SET_STREAMID_DAC2, 0x10);
653 case SND_SOC_DAPM_PRE_PMD:
654 regmap_write(rt700->regmap,
655 RT700_SET_STREAMID_DAC2, 0x00);
661 static int rt700_adc_09_event(struct snd_soc_dapm_widget *w,
662 struct snd_kcontrol *kcontrol, int event)
664 struct snd_soc_component *component =
665 snd_soc_dapm_to_component(w->dapm);
666 struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
669 case SND_SOC_DAPM_POST_PMU:
670 regmap_write(rt700->regmap,
671 RT700_SET_STREAMID_ADC1, 0x10);
673 case SND_SOC_DAPM_PRE_PMD:
674 regmap_write(rt700->regmap,
675 RT700_SET_STREAMID_ADC1, 0x00);
681 static int rt700_adc_08_event(struct snd_soc_dapm_widget *w,
682 struct snd_kcontrol *kcontrol, int event)
684 struct snd_soc_component *component =
685 snd_soc_dapm_to_component(w->dapm);
686 struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
689 case SND_SOC_DAPM_POST_PMU:
690 regmap_write(rt700->regmap,
691 RT700_SET_STREAMID_ADC2, 0x10);
693 case SND_SOC_DAPM_PRE_PMD:
694 regmap_write(rt700->regmap,
695 RT700_SET_STREAMID_ADC2, 0x00);
701 static int rt700_hpo_mux_event(struct snd_soc_dapm_widget *w,
702 struct snd_kcontrol *kcontrol, int event)
704 struct snd_soc_component *component =
705 snd_soc_dapm_to_component(w->dapm);
706 struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
707 unsigned int val_h = (1 << RT700_DIR_OUT_SFT) | (0x3 << 4);
711 case SND_SOC_DAPM_POST_PMU:
713 regmap_write(rt700->regmap,
714 RT700_SET_GAIN_HP_H, (val_h << 8 | val_l));
716 case SND_SOC_DAPM_PRE_PMD:
717 val_l = (1 << RT700_MUTE_SFT);
718 regmap_write(rt700->regmap,
719 RT700_SET_GAIN_HP_H, (val_h << 8 | val_l));
720 usleep_range(50000, 55000);
726 static int rt700_spk_pga_event(struct snd_soc_dapm_widget *w,
727 struct snd_kcontrol *kcontrol, int event)
729 struct snd_soc_component *component =
730 snd_soc_dapm_to_component(w->dapm);
731 struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
732 unsigned int val_h = (1 << RT700_DIR_OUT_SFT) | (0x3 << 4);
736 case SND_SOC_DAPM_POST_PMU:
738 regmap_write(rt700->regmap,
739 RT700_SET_GAIN_SPK_H, (val_h << 8 | val_l));
741 case SND_SOC_DAPM_PRE_PMD:
742 val_l = (1 << RT700_MUTE_SFT);
743 regmap_write(rt700->regmap,
744 RT700_SET_GAIN_SPK_H, (val_h << 8 | val_l));
750 static const struct snd_soc_dapm_widget rt700_dapm_widgets[] = {
751 SND_SOC_DAPM_OUTPUT("HP"),
752 SND_SOC_DAPM_OUTPUT("SPK"),
753 SND_SOC_DAPM_INPUT("DMIC1"),
754 SND_SOC_DAPM_INPUT("DMIC2"),
755 SND_SOC_DAPM_INPUT("MIC2"),
756 SND_SOC_DAPM_INPUT("LINE1"),
757 SND_SOC_DAPM_INPUT("LINE2"),
758 SND_SOC_DAPM_DAC_E("DAC Front", NULL, SND_SOC_NOPM, 0, 0,
759 rt700_dac_front_event,
760 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
761 SND_SOC_DAPM_DAC_E("DAC Surround", NULL, SND_SOC_NOPM, 0, 0,
762 rt700_dac_surround_event,
763 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
764 SND_SOC_DAPM_MUX_E("HPO Mux", SND_SOC_NOPM, 0, 0, &rt700_hp_mux,
766 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
767 SND_SOC_DAPM_PGA_E("SPK PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
769 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
770 SND_SOC_DAPM_ADC_E("ADC 09", NULL, SND_SOC_NOPM, 0, 0,
772 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
773 SND_SOC_DAPM_ADC_E("ADC 08", NULL, SND_SOC_NOPM, 0, 0,
775 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
776 SND_SOC_DAPM_MUX("ADC 22 Mux", SND_SOC_NOPM, 0, 0,
778 SND_SOC_DAPM_MUX("ADC 23 Mux", SND_SOC_NOPM, 0, 0,
780 SND_SOC_DAPM_AIF_IN("DP1RX", "DP1 Playback", 0, SND_SOC_NOPM, 0, 0),
781 SND_SOC_DAPM_AIF_IN("DP3RX", "DP3 Playback", 0, SND_SOC_NOPM, 0, 0),
782 SND_SOC_DAPM_AIF_OUT("DP2TX", "DP2 Capture", 0, SND_SOC_NOPM, 0, 0),
783 SND_SOC_DAPM_AIF_OUT("DP4TX", "DP4 Capture", 0, SND_SOC_NOPM, 0, 0),
786 static const struct snd_soc_dapm_route rt700_audio_map[] = {
787 {"DAC Front", NULL, "DP1RX"},
788 {"DAC Surround", NULL, "DP3RX"},
789 {"DP2TX", NULL, "ADC 09"},
790 {"DP4TX", NULL, "ADC 08"},
791 {"ADC 09", NULL, "ADC 22 Mux"},
792 {"ADC 08", NULL, "ADC 23 Mux"},
793 {"ADC 22 Mux", "DMIC", "DMIC1"},
794 {"ADC 22 Mux", "LINE1", "LINE1"},
795 {"ADC 22 Mux", "LINE2", "LINE2"},
796 {"ADC 22 Mux", "MIC2", "MIC2"},
797 {"ADC 23 Mux", "DMIC", "DMIC2"},
798 {"ADC 23 Mux", "LINE1", "LINE1"},
799 {"ADC 23 Mux", "LINE2", "LINE2"},
800 {"ADC 23 Mux", "MIC2", "MIC2"},
801 {"HPO Mux", "Front", "DAC Front"},
802 {"HPO Mux", "Surround", "DAC Surround"},
803 {"HP", NULL, "HPO Mux"},
804 {"SPK PGA", NULL, "DAC Front"},
805 {"SPK", NULL, "SPK PGA"},
808 static int rt700_probe(struct snd_soc_component *component)
810 struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
812 rt700->component = component;
817 static int rt700_set_bias_level(struct snd_soc_component *component,
818 enum snd_soc_bias_level level)
820 struct snd_soc_dapm_context *dapm =
821 snd_soc_component_get_dapm(component);
822 struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
825 case SND_SOC_BIAS_PREPARE:
826 if (dapm->bias_level == SND_SOC_BIAS_STANDBY) {
827 regmap_write(rt700->regmap,
828 RT700_SET_AUDIO_POWER_STATE,
833 case SND_SOC_BIAS_STANDBY:
834 regmap_write(rt700->regmap,
835 RT700_SET_AUDIO_POWER_STATE,
842 dapm->bias_level = level;
846 static const struct snd_soc_component_driver soc_codec_dev_rt700 = {
847 .probe = rt700_probe,
848 .set_bias_level = rt700_set_bias_level,
849 .controls = rt700_snd_controls,
850 .num_controls = ARRAY_SIZE(rt700_snd_controls),
851 .dapm_widgets = rt700_dapm_widgets,
852 .num_dapm_widgets = ARRAY_SIZE(rt700_dapm_widgets),
853 .dapm_routes = rt700_audio_map,
854 .num_dapm_routes = ARRAY_SIZE(rt700_audio_map),
855 .set_jack = rt700_set_jack_detect,
858 static int rt700_set_sdw_stream(struct snd_soc_dai *dai, void *sdw_stream,
861 struct sdw_stream_data *stream;
866 stream = kzalloc(sizeof(*stream), GFP_KERNEL);
870 stream->sdw_stream = (struct sdw_stream_runtime *)sdw_stream;
872 /* Use tx_mask or rx_mask to configure stream tag and set dma_data */
873 if (direction == SNDRV_PCM_STREAM_PLAYBACK)
874 dai->playback_dma_data = stream;
876 dai->capture_dma_data = stream;
881 static void rt700_shutdown(struct snd_pcm_substream *substream,
882 struct snd_soc_dai *dai)
884 struct sdw_stream_data *stream;
886 stream = snd_soc_dai_get_dma_data(dai, substream);
887 snd_soc_dai_set_dma_data(dai, substream, NULL);
891 static int rt700_pcm_hw_params(struct snd_pcm_substream *substream,
892 struct snd_pcm_hw_params *params,
893 struct snd_soc_dai *dai)
895 struct snd_soc_component *component = dai->component;
896 struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
897 struct sdw_stream_config stream_config;
898 struct sdw_port_config port_config;
899 enum sdw_data_direction direction;
900 struct sdw_stream_data *stream;
901 int retval, port, num_channels;
902 unsigned int val = 0;
904 dev_dbg(dai->dev, "%s %s", __func__, dai->name);
905 stream = snd_soc_dai_get_dma_data(dai, substream);
913 /* SoundWire specific configuration */
914 /* This code assumes port 1 for playback and port 2 for capture */
915 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
916 direction = SDW_DATA_DIR_RX;
919 direction = SDW_DATA_DIR_TX;
930 dev_err(component->dev, "Invalid DAI id %d\n", dai->id);
934 stream_config.frame_rate = params_rate(params);
935 stream_config.ch_count = params_channels(params);
936 stream_config.bps = snd_pcm_format_width(params_format(params));
937 stream_config.direction = direction;
939 num_channels = params_channels(params);
940 port_config.ch_mask = (1 << (num_channels)) - 1;
941 port_config.num = port;
943 retval = sdw_stream_add_slave(rt700->slave, &stream_config,
944 &port_config, 1, stream->sdw_stream);
946 dev_err(dai->dev, "Unable to configure port\n");
950 if (params_channels(params) <= 16) {
951 /* bit 3:0 Number of Channel */
952 val |= (params_channels(params) - 1);
954 dev_err(component->dev, "Unsupported channels %d\n",
955 params_channels(params));
959 switch (params_width(params)) {
960 /* bit 6:4 Bits per Sample */
980 regmap_write(rt700->regmap, RT700_DAC_FORMAT_H, val);
981 regmap_write(rt700->regmap, RT700_ADC_FORMAT_H, val);
986 static int rt700_pcm_hw_free(struct snd_pcm_substream *substream,
987 struct snd_soc_dai *dai)
989 struct snd_soc_component *component = dai->component;
990 struct rt700_priv *rt700 = snd_soc_component_get_drvdata(component);
991 struct sdw_stream_data *stream =
992 snd_soc_dai_get_dma_data(dai, substream);
997 sdw_stream_remove_slave(rt700->slave, stream->sdw_stream);
1001 #define RT700_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
1002 #define RT700_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1003 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
1005 static struct snd_soc_dai_ops rt700_ops = {
1006 .hw_params = rt700_pcm_hw_params,
1007 .hw_free = rt700_pcm_hw_free,
1008 .set_sdw_stream = rt700_set_sdw_stream,
1009 .shutdown = rt700_shutdown,
1012 static struct snd_soc_dai_driver rt700_dai[] = {
1014 .name = "rt700-aif1",
1017 .stream_name = "DP1 Playback",
1020 .rates = RT700_STEREO_RATES,
1021 .formats = RT700_FORMATS,
1024 .stream_name = "DP2 Capture",
1027 .rates = RT700_STEREO_RATES,
1028 .formats = RT700_FORMATS,
1033 .name = "rt700-aif2",
1036 .stream_name = "DP3 Playback",
1039 .rates = RT700_STEREO_RATES,
1040 .formats = RT700_FORMATS,
1043 .stream_name = "DP4 Capture",
1046 .rates = RT700_STEREO_RATES,
1047 .formats = RT700_FORMATS,
1053 /* Bus clock frequency */
1054 #define RT700_CLK_FREQ_9600000HZ 9600000
1055 #define RT700_CLK_FREQ_12000000HZ 12000000
1056 #define RT700_CLK_FREQ_6000000HZ 6000000
1057 #define RT700_CLK_FREQ_4800000HZ 4800000
1058 #define RT700_CLK_FREQ_2400000HZ 2400000
1059 #define RT700_CLK_FREQ_12288000HZ 12288000
1061 int rt700_clock_config(struct device *dev)
1063 struct rt700_priv *rt700 = dev_get_drvdata(dev);
1064 unsigned int clk_freq, value;
1066 clk_freq = (rt700->params.curr_dr_freq >> 1);
1069 case RT700_CLK_FREQ_12000000HZ:
1072 case RT700_CLK_FREQ_6000000HZ:
1075 case RT700_CLK_FREQ_9600000HZ:
1078 case RT700_CLK_FREQ_4800000HZ:
1081 case RT700_CLK_FREQ_2400000HZ:
1084 case RT700_CLK_FREQ_12288000HZ:
1091 regmap_write(rt700->regmap, 0xe0, value);
1092 regmap_write(rt700->regmap, 0xf0, value);
1094 dev_dbg(dev, "%s complete, clk_freq=%d\n", __func__, clk_freq);
1099 int rt700_init(struct device *dev, struct regmap *sdw_regmap,
1100 struct regmap *regmap, struct sdw_slave *slave)
1103 struct rt700_priv *rt700;
1106 rt700 = devm_kzalloc(dev, sizeof(*rt700), GFP_KERNEL);
1110 dev_set_drvdata(dev, rt700);
1111 rt700->slave = slave;
1112 rt700->sdw_regmap = sdw_regmap;
1113 rt700->regmap = regmap;
1116 * Mark hw_init to false
1117 * HW init will be performed when device reports present
1119 rt700->hw_init = false;
1120 rt700->first_hw_init = false;
1122 ret = devm_snd_soc_register_component(dev,
1123 &soc_codec_dev_rt700,
1125 ARRAY_SIZE(rt700_dai));
1127 dev_dbg(&slave->dev, "%s\n", __func__);
1132 int rt700_io_init(struct device *dev, struct sdw_slave *slave)
1134 struct rt700_priv *rt700 = dev_get_drvdata(dev);
1139 if (rt700->first_hw_init) {
1140 regcache_cache_only(rt700->regmap, false);
1141 regcache_cache_bypass(rt700->regmap, true);
1145 * PM runtime is only enabled when a Slave reports as Attached
1147 if (!rt700->first_hw_init) {
1148 /* set autosuspend parameters */
1149 pm_runtime_set_autosuspend_delay(&slave->dev, 3000);
1150 pm_runtime_use_autosuspend(&slave->dev);
1152 /* update count of parent 'active' children */
1153 pm_runtime_set_active(&slave->dev);
1155 /* make sure the device does not suspend immediately */
1156 pm_runtime_mark_last_busy(&slave->dev);
1158 pm_runtime_enable(&slave->dev);
1161 pm_runtime_get_noresume(&slave->dev);
1164 regmap_write(rt700->regmap, 0xff01, 0x0000);
1165 regmap_write(rt700->regmap, 0x7520, 0x001a);
1166 regmap_write(rt700->regmap, 0x7420, 0xc003);
1169 regmap_write(rt700->regmap, RT700_SET_AUDIO_POWER_STATE, AC_PWRST_D0);
1170 /* Set Pin Widget */
1171 regmap_write(rt700->regmap, RT700_SET_PIN_HP, 0x40);
1172 regmap_write(rt700->regmap, RT700_SET_PIN_SPK, 0x40);
1173 regmap_write(rt700->regmap, RT700_SET_EAPD_SPK, RT700_EAPD_HIGH);
1174 regmap_write(rt700->regmap, RT700_SET_PIN_DMIC1, 0x20);
1175 regmap_write(rt700->regmap, RT700_SET_PIN_DMIC2, 0x20);
1176 regmap_write(rt700->regmap, RT700_SET_PIN_MIC2, 0x20);
1178 /* Set Configuration Default */
1179 regmap_write(rt700->regmap, 0x4f12, 0x91);
1180 regmap_write(rt700->regmap, 0x4e12, 0xd6);
1181 regmap_write(rt700->regmap, 0x4d12, 0x11);
1182 regmap_write(rt700->regmap, 0x4c12, 0x20);
1183 regmap_write(rt700->regmap, 0x4f13, 0x91);
1184 regmap_write(rt700->regmap, 0x4e13, 0xd6);
1185 regmap_write(rt700->regmap, 0x4d13, 0x11);
1186 regmap_write(rt700->regmap, 0x4c13, 0x21);
1188 regmap_write(rt700->regmap, 0x4f19, 0x02);
1189 regmap_write(rt700->regmap, 0x4e19, 0xa1);
1190 regmap_write(rt700->regmap, 0x4d19, 0x90);
1191 regmap_write(rt700->regmap, 0x4c19, 0x80);
1194 regmap_write(rt700->regmap, 0x371b, 0x40);
1195 regmap_write(rt700->regmap, 0x731b, 0xb0);
1196 regmap_write(rt700->regmap, 0x839b, 0x00);
1199 rt700_index_write(rt700->regmap, 0x4a, 0x201b);
1200 rt700_index_write(rt700->regmap, 0x45, 0x5089);
1201 rt700_index_write(rt700->regmap, 0x6b, 0x5064);
1202 rt700_index_write(rt700->regmap, 0x48, 0xd249);
1204 /* Finish Initial Settings, set power to D3 */
1205 regmap_write(rt700->regmap, RT700_SET_AUDIO_POWER_STATE, AC_PWRST_D3);
1207 if (!rt700->first_hw_init) {
1208 INIT_DELAYED_WORK(&rt700->jack_detect_work,
1209 rt700_jack_detect_handler);
1210 INIT_DELAYED_WORK(&rt700->jack_btn_check_work,
1211 rt700_btn_check_handler);
1215 * if set_jack callback occurred early than io_init,
1216 * we set up the jack detection function now
1219 rt700_jack_init(rt700);
1221 if (rt700->first_hw_init) {
1222 regcache_cache_bypass(rt700->regmap, false);
1223 regcache_mark_dirty(rt700->regmap);
1225 rt700->first_hw_init = true;
1227 /* Mark Slave initialization complete */
1228 rt700->hw_init = true;
1230 pm_runtime_mark_last_busy(&slave->dev);
1231 pm_runtime_put_autosuspend(&slave->dev);
1233 dev_dbg(&slave->dev, "%s hw_init complete\n", __func__);
1238 MODULE_DESCRIPTION("ASoC RT700 driver SDW");
1239 MODULE_AUTHOR("Shuming Fan <shumingf@realtek.com>");
1240 MODULE_LICENSE("GPL v2");