2 * rt286.c -- RT286 ALSA SoC audio codec driver
4 * Copyright 2013 Realtek Semiconductor Corp.
5 * Author: Bard Liao <bardliao@realtek.com>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
12 #include <linux/module.h>
13 #include <linux/moduleparam.h>
14 #include <linux/init.h>
15 #include <linux/delay.h>
17 #include <linux/i2c.h>
18 #include <linux/platform_device.h>
19 #include <linux/spi/spi.h>
20 #include <linux/acpi.h>
21 #include <sound/core.h>
22 #include <sound/pcm.h>
23 #include <sound/pcm_params.h>
24 #include <sound/soc.h>
25 #include <sound/soc-dapm.h>
26 #include <sound/initval.h>
27 #include <sound/tlv.h>
28 #include <sound/jack.h>
29 #include <linux/workqueue.h>
30 #include <sound/rt286.h>
31 #include <sound/hda_verbs.h>
35 #define RT286_VENDOR_ID 0x10ec0286
38 struct regmap
*regmap
;
39 struct snd_soc_codec
*codec
;
40 struct rt286_platform_data pdata
;
41 struct i2c_client
*i2c
;
42 struct snd_soc_jack
*jack
;
43 struct delayed_work jack_detect_work
;
45 struct reg_default
*index_cache
;
48 static struct reg_default rt286_index_def
[] = {
70 #define INDEX_CACHE_SIZE ARRAY_SIZE(rt286_index_def)
72 static const struct reg_default rt286_reg
[] = {
73 { 0x00170500, 0x00000400 },
74 { 0x00220000, 0x00000031 },
75 { 0x00239000, 0x0000007f },
76 { 0x0023a000, 0x0000007f },
77 { 0x00270500, 0x00000400 },
78 { 0x00370500, 0x00000400 },
79 { 0x00870500, 0x00000400 },
80 { 0x00920000, 0x00000031 },
81 { 0x00935000, 0x000000c3 },
82 { 0x00936000, 0x000000c3 },
83 { 0x00970500, 0x00000400 },
84 { 0x00b37000, 0x00000097 },
85 { 0x00b37200, 0x00000097 },
86 { 0x00b37300, 0x00000097 },
87 { 0x00c37000, 0x00000000 },
88 { 0x00c37100, 0x00000080 },
89 { 0x01270500, 0x00000400 },
90 { 0x01370500, 0x00000400 },
91 { 0x01371f00, 0x411111f0 },
92 { 0x01439000, 0x00000080 },
93 { 0x0143a000, 0x00000080 },
94 { 0x01470700, 0x00000000 },
95 { 0x01470500, 0x00000400 },
96 { 0x01470c00, 0x00000000 },
97 { 0x01470100, 0x00000000 },
98 { 0x01837000, 0x00000000 },
99 { 0x01870500, 0x00000400 },
100 { 0x02050000, 0x00000000 },
101 { 0x02139000, 0x00000080 },
102 { 0x0213a000, 0x00000080 },
103 { 0x02170100, 0x00000000 },
104 { 0x02170500, 0x00000400 },
105 { 0x02170700, 0x00000000 },
106 { 0x02270100, 0x00000000 },
107 { 0x02370100, 0x00000000 },
108 { 0x02040000, 0x00004002 },
109 { 0x01870700, 0x00000020 },
110 { 0x00830000, 0x000000c3 },
111 { 0x00930000, 0x000000c3 },
112 { 0x01270700, 0x00000000 },
115 static bool rt286_volatile_register(struct device
*dev
, unsigned int reg
)
119 case RT286_GET_PARAM(AC_NODE_ROOT
, AC_PAR_VENDOR_ID
):
120 case RT286_GET_HP_SENSE
:
121 case RT286_GET_MIC1_SENSE
:
122 case RT286_PROC_COEF
:
131 static bool rt286_readable_register(struct device
*dev
, unsigned int reg
)
135 case RT286_GET_PARAM(AC_NODE_ROOT
, AC_PAR_VENDOR_ID
):
136 case RT286_GET_HP_SENSE
:
137 case RT286_GET_MIC1_SENSE
:
138 case RT286_SET_AUDIO_POWER
:
139 case RT286_SET_HPO_POWER
:
140 case RT286_SET_SPK_POWER
:
141 case RT286_SET_DMIC1_POWER
:
147 case RT286_SET_PIN_HPO
:
148 case RT286_SET_PIN_SPK
:
149 case RT286_SET_PIN_DMIC1
:
151 case RT286_SET_AMP_GAIN_HPO
:
152 case RT286_SET_DMIC2_DEFAULT
:
153 case RT286_DACL_GAIN
:
154 case RT286_DACR_GAIN
:
155 case RT286_ADCL_GAIN
:
156 case RT286_ADCR_GAIN
:
158 case RT286_SPOL_GAIN
:
159 case RT286_SPOR_GAIN
:
160 case RT286_HPOL_GAIN
:
161 case RT286_HPOR_GAIN
:
162 case RT286_F_DAC_SWITCH
:
163 case RT286_F_RECMIX_SWITCH
:
164 case RT286_REC_MIC_SWITCH
:
165 case RT286_REC_I2S_SWITCH
:
166 case RT286_REC_LINE_SWITCH
:
167 case RT286_REC_BEEP_SWITCH
:
168 case RT286_DAC_FORMAT
:
169 case RT286_ADC_FORMAT
:
170 case RT286_COEF_INDEX
:
171 case RT286_PROC_COEF
:
172 case RT286_SET_AMP_GAIN_ADC_IN1
:
173 case RT286_SET_AMP_GAIN_ADC_IN2
:
174 case RT286_SET_POWER(RT286_DAC_OUT1
):
175 case RT286_SET_POWER(RT286_DAC_OUT2
):
176 case RT286_SET_POWER(RT286_ADC_IN1
):
177 case RT286_SET_POWER(RT286_ADC_IN2
):
178 case RT286_SET_POWER(RT286_DMIC2
):
179 case RT286_SET_POWER(RT286_MIC1
):
186 static int rt286_hw_write(void *context
, unsigned int reg
, unsigned int value
)
188 struct i2c_client
*client
= context
;
189 struct rt286_priv
*rt286
= i2c_get_clientdata(client
);
193 /*handle index registers*/
195 rt286_hw_write(client
, RT286_COEF_INDEX
, reg
);
196 reg
= RT286_PROC_COEF
;
197 for (i
= 0; i
< INDEX_CACHE_SIZE
; i
++) {
198 if (reg
== rt286
->index_cache
[i
].reg
) {
199 rt286
->index_cache
[i
].def
= value
;
206 data
[0] = (reg
>> 24) & 0xff;
207 data
[1] = (reg
>> 16) & 0xff;
209 * 4 bit VID: reg should be 0
210 * 12 bit VID: value should be 0
211 * So we use an OR operator to handle it rather than use if condition.
213 data
[2] = ((reg
>> 8) & 0xff) | ((value
>> 8) & 0xff);
214 data
[3] = value
& 0xff;
216 ret
= i2c_master_send(client
, data
, 4);
221 pr_err("ret=%d\n", ret
);
228 static int rt286_hw_read(void *context
, unsigned int reg
, unsigned int *value
)
230 struct i2c_client
*client
= context
;
231 struct i2c_msg xfer
[2];
234 unsigned int index
, vid
, buf
= 0x0;
236 /*handle index registers*/
238 rt286_hw_write(client
, RT286_COEF_INDEX
, reg
);
239 reg
= RT286_PROC_COEF
;
243 vid
= (reg
>> 8) & 0xfff;
245 if (AC_VERB_GET_AMP_GAIN_MUTE
== (vid
& 0xf00)) {
246 index
= (reg
>> 8) & 0xf;
247 reg
= (reg
& ~0xf0f) | index
;
249 be_reg
= cpu_to_be32(reg
);
252 xfer
[0].addr
= client
->addr
;
255 xfer
[0].buf
= (u8
*)&be_reg
;
258 xfer
[1].addr
= client
->addr
;
259 xfer
[1].flags
= I2C_M_RD
;
261 xfer
[1].buf
= (u8
*)&buf
;
263 ret
= i2c_transfer(client
->adapter
, xfer
, 2);
269 *value
= be32_to_cpu(buf
);
274 static void rt286_index_sync(struct snd_soc_codec
*codec
)
276 struct rt286_priv
*rt286
= snd_soc_codec_get_drvdata(codec
);
279 for (i
= 0; i
< INDEX_CACHE_SIZE
; i
++) {
280 snd_soc_write(codec
, rt286
->index_cache
[i
].reg
,
281 rt286
->index_cache
[i
].def
);
285 static int rt286_support_power_controls
[] = {
296 #define RT286_POWER_REG_LEN ARRAY_SIZE(rt286_support_power_controls)
298 static int rt286_jack_detect(struct snd_soc_codec
*codec
, bool *hp
, bool *mic
)
300 struct rt286_priv
*rt286
= snd_soc_codec_get_drvdata(codec
);
301 unsigned int val
, buf
;
307 if (rt286
->pdata
.cbj_en
) {
308 buf
= snd_soc_read(codec
, RT286_GET_HP_SENSE
);
309 *hp
= buf
& 0x80000000;
311 /* power on HV,VERF */
312 snd_soc_update_bits(codec
,
313 RT286_POWER_CTRL1
, 0x1001, 0x0);
315 snd_soc_update_bits(codec
,
316 RT286_POWER_CTRL2
, 0x4, 0x4);
317 snd_soc_write(codec
, RT286_SET_MIC1
, 0x24);
318 val
= snd_soc_read(codec
, RT286_CBJ_CTRL2
);
322 while (((val
& 0x0800) == 0) && (i
> 0)) {
323 val
= snd_soc_read(codec
,
329 if (0x0400 == (val
& 0x0700)) {
333 RT286_SET_MIC1
, 0x20);
334 /* power off HV,VERF */
335 snd_soc_update_bits(codec
,
336 RT286_POWER_CTRL1
, 0x1001, 0x1001);
337 snd_soc_update_bits(codec
,
338 RT286_A_BIAS_CTRL3
, 0xc000, 0x0000);
339 snd_soc_update_bits(codec
,
340 RT286_CBJ_CTRL1
, 0x0030, 0x0000);
341 snd_soc_update_bits(codec
,
342 RT286_A_BIAS_CTRL2
, 0xc000, 0x0000);
343 } else if ((0x0200 == (val
& 0x0700)) ||
344 (0x0100 == (val
& 0x0700))) {
346 snd_soc_update_bits(codec
,
347 RT286_A_BIAS_CTRL3
, 0xc000, 0x8000);
348 snd_soc_update_bits(codec
,
349 RT286_CBJ_CTRL1
, 0x0030, 0x0020);
350 snd_soc_update_bits(codec
,
351 RT286_A_BIAS_CTRL2
, 0xc000, 0x8000);
356 snd_soc_update_bits(codec
,
360 snd_soc_update_bits(codec
,
363 snd_soc_update_bits(codec
,
366 snd_soc_update_bits(codec
,
369 snd_soc_update_bits(codec
,
376 buf
= snd_soc_read(codec
, RT286_GET_HP_SENSE
);
377 *hp
= buf
& 0x80000000;
378 buf
= snd_soc_read(codec
, RT286_GET_MIC1_SENSE
);
379 *mic
= buf
& 0x80000000;
385 static void rt286_jack_detect_work(struct work_struct
*work
)
387 struct rt286_priv
*rt286
=
388 container_of(work
, struct rt286_priv
, jack_detect_work
.work
);
393 rt286_jack_detect(rt286
->codec
, &hp
, &mic
);
396 status
|= SND_JACK_HEADPHONE
;
399 status
|= SND_JACK_MICROPHONE
;
401 snd_soc_jack_report(rt286
->jack
, status
,
402 SND_JACK_MICROPHONE
| SND_JACK_HEADPHONE
);
405 int rt286_mic_detect(struct snd_soc_codec
*codec
, struct snd_soc_jack
*jack
)
407 struct rt286_priv
*rt286
= snd_soc_codec_get_drvdata(codec
);
411 /* Send an initial empty report */
412 snd_soc_jack_report(rt286
->jack
, 0,
413 SND_JACK_MICROPHONE
| SND_JACK_HEADPHONE
);
417 EXPORT_SYMBOL_GPL(rt286_mic_detect
);
419 static const DECLARE_TLV_DB_SCALE(out_vol_tlv
, -6350, 50, 0);
420 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv
, 0, 1000, 0);
422 static const struct snd_kcontrol_new rt286_snd_controls
[] = {
423 SOC_DOUBLE_R_TLV("DAC0 Playback Volume", RT286_DACL_GAIN
,
424 RT286_DACR_GAIN
, 0, 0x7f, 0, out_vol_tlv
),
425 SOC_DOUBLE_R_TLV("ADC0 Capture Volume", RT286_ADCL_GAIN
,
426 RT286_ADCR_GAIN
, 0, 0x7f, 0, out_vol_tlv
),
427 SOC_SINGLE_TLV("AMIC Volume", RT286_MIC_GAIN
,
428 0, 0x3, 0, mic_vol_tlv
),
429 SOC_DOUBLE_R("Speaker Playback Switch", RT286_SPOL_GAIN
,
430 RT286_SPOR_GAIN
, RT286_MUTE_SFT
, 1, 1),
434 static const struct snd_kcontrol_new rt286_front_mix
[] = {
435 SOC_DAPM_SINGLE("DAC Switch", RT286_F_DAC_SWITCH
,
436 RT286_MUTE_SFT
, 1, 1),
437 SOC_DAPM_SINGLE("RECMIX Switch", RT286_F_RECMIX_SWITCH
,
438 RT286_MUTE_SFT
, 1, 1),
441 /* Analog Input Mixer */
442 static const struct snd_kcontrol_new rt286_rec_mix
[] = {
443 SOC_DAPM_SINGLE("Mic1 Switch", RT286_REC_MIC_SWITCH
,
444 RT286_MUTE_SFT
, 1, 1),
445 SOC_DAPM_SINGLE("I2S Switch", RT286_REC_I2S_SWITCH
,
446 RT286_MUTE_SFT
, 1, 1),
447 SOC_DAPM_SINGLE("Line1 Switch", RT286_REC_LINE_SWITCH
,
448 RT286_MUTE_SFT
, 1, 1),
449 SOC_DAPM_SINGLE("Beep Switch", RT286_REC_BEEP_SWITCH
,
450 RT286_MUTE_SFT
, 1, 1),
453 static const struct snd_kcontrol_new spo_enable_control
=
454 SOC_DAPM_SINGLE("Switch", RT286_SET_PIN_SPK
,
455 RT286_SET_PIN_SFT
, 1, 0);
457 static const struct snd_kcontrol_new hpol_enable_control
=
458 SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT286_HPOL_GAIN
,
459 RT286_MUTE_SFT
, 1, 1);
461 static const struct snd_kcontrol_new hpor_enable_control
=
462 SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT286_HPOR_GAIN
,
463 RT286_MUTE_SFT
, 1, 1);
466 static const char * const rt286_adc_src
[] = {
467 "Mic", "RECMIX", "Dmic"
470 static const int rt286_adc_values
[] = {
474 static SOC_VALUE_ENUM_SINGLE_DECL(
475 rt286_adc0_enum
, RT286_ADC0_MUX
, RT286_ADC_SEL_SFT
,
476 RT286_ADC_SEL_MASK
, rt286_adc_src
, rt286_adc_values
);
478 static const struct snd_kcontrol_new rt286_adc0_mux
=
479 SOC_DAPM_ENUM("ADC 0 source", rt286_adc0_enum
);
481 static SOC_VALUE_ENUM_SINGLE_DECL(
482 rt286_adc1_enum
, RT286_ADC1_MUX
, RT286_ADC_SEL_SFT
,
483 RT286_ADC_SEL_MASK
, rt286_adc_src
, rt286_adc_values
);
485 static const struct snd_kcontrol_new rt286_adc1_mux
=
486 SOC_DAPM_ENUM("ADC 1 source", rt286_adc1_enum
);
488 static const char * const rt286_dac_src
[] = {
492 static SOC_ENUM_SINGLE_DECL(rt286_hpo_enum
, RT286_HPO_MUX
,
495 static const struct snd_kcontrol_new rt286_hpo_mux
=
496 SOC_DAPM_ENUM("HPO source", rt286_hpo_enum
);
499 static SOC_ENUM_SINGLE_DECL(rt286_spo_enum
, RT286_SPK_MUX
,
502 static const struct snd_kcontrol_new rt286_spo_mux
=
503 SOC_DAPM_ENUM("SPO source", rt286_spo_enum
);
505 static int rt286_spk_event(struct snd_soc_dapm_widget
*w
,
506 struct snd_kcontrol
*kcontrol
, int event
)
508 struct snd_soc_codec
*codec
= w
->codec
;
511 case SND_SOC_DAPM_POST_PMU
:
513 RT286_SPK_EAPD
, RT286_SET_EAPD_HIGH
);
515 case SND_SOC_DAPM_PRE_PMD
:
517 RT286_SPK_EAPD
, RT286_SET_EAPD_LOW
);
527 static int rt286_set_dmic1_event(struct snd_soc_dapm_widget
*w
,
528 struct snd_kcontrol
*kcontrol
, int event
)
530 struct snd_soc_codec
*codec
= w
->codec
;
533 case SND_SOC_DAPM_POST_PMU
:
534 snd_soc_write(codec
, RT286_SET_PIN_DMIC1
, 0x20);
536 case SND_SOC_DAPM_PRE_PMD
:
537 snd_soc_write(codec
, RT286_SET_PIN_DMIC1
, 0);
546 static int rt286_adc_event(struct snd_soc_dapm_widget
*w
,
547 struct snd_kcontrol
*kcontrol
, int event
)
549 struct snd_soc_codec
*codec
= w
->codec
;
552 nid
= (w
->reg
>> 20) & 0xff;
555 case SND_SOC_DAPM_POST_PMU
:
556 snd_soc_update_bits(codec
,
557 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE
, nid
, 0),
560 case SND_SOC_DAPM_PRE_PMD
:
561 snd_soc_update_bits(codec
,
562 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE
, nid
, 0),
572 static const struct snd_soc_dapm_widget rt286_dapm_widgets
[] = {
574 SND_SOC_DAPM_INPUT("DMIC1 Pin"),
575 SND_SOC_DAPM_INPUT("DMIC2 Pin"),
576 SND_SOC_DAPM_INPUT("MIC1"),
577 SND_SOC_DAPM_INPUT("LINE1"),
578 SND_SOC_DAPM_INPUT("Beep"),
581 SND_SOC_DAPM_PGA_E("DMIC1", RT286_SET_POWER(RT286_DMIC1
), 0, 1,
582 NULL
, 0, rt286_set_dmic1_event
,
583 SND_SOC_DAPM_PRE_PMD
| SND_SOC_DAPM_POST_PMU
),
584 SND_SOC_DAPM_PGA("DMIC2", RT286_SET_POWER(RT286_DMIC2
), 0, 1,
586 SND_SOC_DAPM_SUPPLY("DMIC Receiver", SND_SOC_NOPM
,
590 SND_SOC_DAPM_MIXER("RECMIX", SND_SOC_NOPM
, 0, 0,
591 rt286_rec_mix
, ARRAY_SIZE(rt286_rec_mix
)),
594 SND_SOC_DAPM_ADC("ADC 0", NULL
, SND_SOC_NOPM
, 0, 0),
595 SND_SOC_DAPM_ADC("ADC 1", NULL
, SND_SOC_NOPM
, 0, 0),
598 SND_SOC_DAPM_MUX_E("ADC 0 Mux", RT286_SET_POWER(RT286_ADC_IN1
), 0, 1,
599 &rt286_adc0_mux
, rt286_adc_event
, SND_SOC_DAPM_PRE_PMD
|
600 SND_SOC_DAPM_POST_PMU
),
601 SND_SOC_DAPM_MUX_E("ADC 1 Mux", RT286_SET_POWER(RT286_ADC_IN2
), 0, 1,
602 &rt286_adc1_mux
, rt286_adc_event
, SND_SOC_DAPM_PRE_PMD
|
603 SND_SOC_DAPM_POST_PMU
),
605 /* Audio Interface */
606 SND_SOC_DAPM_AIF_IN("AIF1RX", "AIF1 Playback", 0, SND_SOC_NOPM
, 0, 0),
607 SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM
, 0, 0),
608 SND_SOC_DAPM_AIF_IN("AIF2RX", "AIF2 Playback", 0, SND_SOC_NOPM
, 0, 0),
609 SND_SOC_DAPM_AIF_OUT("AIF2TX", "AIF2 Capture", 0, SND_SOC_NOPM
, 0, 0),
613 SND_SOC_DAPM_DAC("DAC 0", NULL
, SND_SOC_NOPM
, 0, 0),
614 SND_SOC_DAPM_DAC("DAC 1", NULL
, SND_SOC_NOPM
, 0, 0),
617 SND_SOC_DAPM_MUX("SPK Mux", SND_SOC_NOPM
, 0, 0, &rt286_spo_mux
),
618 SND_SOC_DAPM_MUX("HPO Mux", SND_SOC_NOPM
, 0, 0, &rt286_hpo_mux
),
620 SND_SOC_DAPM_SUPPLY("HP Power", RT286_SET_PIN_HPO
,
621 RT286_SET_PIN_SFT
, 0, NULL
, 0),
624 SND_SOC_DAPM_MIXER("Front", RT286_SET_POWER(RT286_DAC_OUT1
), 0, 1,
625 rt286_front_mix
, ARRAY_SIZE(rt286_front_mix
)),
626 SND_SOC_DAPM_PGA("Surround", RT286_SET_POWER(RT286_DAC_OUT2
), 0, 1,
630 SND_SOC_DAPM_SWITCH_E("SPO", SND_SOC_NOPM
, 0, 0,
631 &spo_enable_control
, rt286_spk_event
,
632 SND_SOC_DAPM_PRE_PMD
| SND_SOC_DAPM_POST_PMU
),
633 SND_SOC_DAPM_SWITCH("HPO L", SND_SOC_NOPM
, 0, 0,
634 &hpol_enable_control
),
635 SND_SOC_DAPM_SWITCH("HPO R", SND_SOC_NOPM
, 0, 0,
636 &hpor_enable_control
),
639 SND_SOC_DAPM_OUTPUT("SPOL"),
640 SND_SOC_DAPM_OUTPUT("SPOR"),
641 SND_SOC_DAPM_OUTPUT("HPO Pin"),
642 SND_SOC_DAPM_OUTPUT("SPDIF"),
645 static const struct snd_soc_dapm_route rt286_dapm_routes
[] = {
646 {"DMIC1", NULL
, "DMIC1 Pin"},
647 {"DMIC2", NULL
, "DMIC2 Pin"},
648 {"DMIC1", NULL
, "DMIC Receiver"},
649 {"DMIC2", NULL
, "DMIC Receiver"},
651 {"RECMIX", "Beep Switch", "Beep"},
652 {"RECMIX", "Line1 Switch", "LINE1"},
653 {"RECMIX", "Mic1 Switch", "MIC1"},
655 {"ADC 0 Mux", "Dmic", "DMIC1"},
656 {"ADC 0 Mux", "RECMIX", "RECMIX"},
657 {"ADC 0 Mux", "Mic", "MIC1"},
658 {"ADC 1 Mux", "Dmic", "DMIC2"},
659 {"ADC 1 Mux", "RECMIX", "RECMIX"},
660 {"ADC 1 Mux", "Mic", "MIC1"},
662 {"ADC 0", NULL
, "ADC 0 Mux"},
663 {"ADC 1", NULL
, "ADC 1 Mux"},
665 {"AIF1TX", NULL
, "ADC 0"},
666 {"AIF2TX", NULL
, "ADC 1"},
668 {"DAC 0", NULL
, "AIF1RX"},
669 {"DAC 1", NULL
, "AIF2RX"},
671 {"Front", "DAC Switch", "DAC 0"},
672 {"Front", "RECMIX Switch", "RECMIX"},
674 {"Surround", NULL
, "DAC 1"},
676 {"SPK Mux", "Front", "Front"},
677 {"SPK Mux", "Surround", "Surround"},
679 {"HPO Mux", "Front", "Front"},
680 {"HPO Mux", "Surround", "Surround"},
682 {"SPO", "Switch", "SPK Mux"},
683 {"HPO L", "Switch", "HPO Mux"},
684 {"HPO R", "Switch", "HPO Mux"},
685 {"HPO L", NULL
, "HP Power"},
686 {"HPO R", NULL
, "HP Power"},
688 {"SPOL", NULL
, "SPO"},
689 {"SPOR", NULL
, "SPO"},
690 {"HPO Pin", NULL
, "HPO L"},
691 {"HPO Pin", NULL
, "HPO R"},
694 static int rt286_hw_params(struct snd_pcm_substream
*substream
,
695 struct snd_pcm_hw_params
*params
,
696 struct snd_soc_dai
*dai
)
698 struct snd_soc_codec
*codec
= dai
->codec
;
699 struct rt286_priv
*rt286
= snd_soc_codec_get_drvdata(codec
);
700 unsigned int val
= 0;
703 switch (params_rate(params
)) {
704 /* bit 14 0:48K 1:44.1K */
711 dev_err(codec
->dev
, "Unsupported sample rate %d\n",
712 params_rate(params
));
715 switch (rt286
->sys_clk
) {
718 if (params_rate(params
) != 48000) {
719 dev_err(codec
->dev
, "Sys_clk is not matched (%d %d)\n",
720 params_rate(params
), rt286
->sys_clk
);
726 if (params_rate(params
) != 44100) {
727 dev_err(codec
->dev
, "Sys_clk is not matched (%d %d)\n",
728 params_rate(params
), rt286
->sys_clk
);
734 if (params_channels(params
) <= 16) {
735 /* bit 3:0 Number of Channel */
736 val
|= (params_channels(params
) - 1);
738 dev_err(codec
->dev
, "Unsupported channels %d\n",
739 params_channels(params
));
744 switch (params_width(params
)) {
745 /* bit 6:4 Bits per Sample */
769 snd_soc_update_bits(codec
,
770 RT286_I2S_CTRL1
, 0x0018, d_len_code
<< 3);
771 dev_dbg(codec
->dev
, "format val = 0x%x\n", val
);
773 if (substream
->stream
== SNDRV_PCM_STREAM_PLAYBACK
)
774 snd_soc_update_bits(codec
, RT286_DAC_FORMAT
, 0x407f, val
);
776 snd_soc_update_bits(codec
, RT286_ADC_FORMAT
, 0x407f, val
);
781 static int rt286_set_dai_fmt(struct snd_soc_dai
*dai
, unsigned int fmt
)
783 struct snd_soc_codec
*codec
= dai
->codec
;
785 switch (fmt
& SND_SOC_DAIFMT_MASTER_MASK
) {
786 case SND_SOC_DAIFMT_CBM_CFM
:
787 snd_soc_update_bits(codec
,
788 RT286_I2S_CTRL1
, 0x800, 0x800);
790 case SND_SOC_DAIFMT_CBS_CFS
:
791 snd_soc_update_bits(codec
,
792 RT286_I2S_CTRL1
, 0x800, 0x0);
798 switch (fmt
& SND_SOC_DAIFMT_FORMAT_MASK
) {
799 case SND_SOC_DAIFMT_I2S
:
800 snd_soc_update_bits(codec
,
801 RT286_I2S_CTRL1
, 0x300, 0x0);
803 case SND_SOC_DAIFMT_LEFT_J
:
804 snd_soc_update_bits(codec
,
805 RT286_I2S_CTRL1
, 0x300, 0x1 << 8);
807 case SND_SOC_DAIFMT_DSP_A
:
808 snd_soc_update_bits(codec
,
809 RT286_I2S_CTRL1
, 0x300, 0x2 << 8);
811 case SND_SOC_DAIFMT_DSP_B
:
812 snd_soc_update_bits(codec
,
813 RT286_I2S_CTRL1
, 0x300, 0x3 << 8);
818 /* bit 15 Stream Type 0:PCM 1:Non-PCM */
819 snd_soc_update_bits(codec
, RT286_DAC_FORMAT
, 0x8000, 0);
820 snd_soc_update_bits(codec
, RT286_ADC_FORMAT
, 0x8000, 0);
825 static int rt286_set_dai_sysclk(struct snd_soc_dai
*dai
,
826 int clk_id
, unsigned int freq
, int dir
)
828 struct snd_soc_codec
*codec
= dai
->codec
;
829 struct rt286_priv
*rt286
= snd_soc_codec_get_drvdata(codec
);
831 dev_dbg(codec
->dev
, "%s freq=%d\n", __func__
, freq
);
833 if (RT286_SCLK_S_MCLK
== clk_id
) {
834 snd_soc_update_bits(codec
,
835 RT286_I2S_CTRL2
, 0x0100, 0x0);
836 snd_soc_update_bits(codec
,
837 RT286_PLL_CTRL1
, 0x20, 0x20);
839 snd_soc_update_bits(codec
,
840 RT286_I2S_CTRL2
, 0x0100, 0x0100);
841 snd_soc_update_bits(codec
,
842 RT286_PLL_CTRL
, 0x4, 0x4);
843 snd_soc_update_bits(codec
,
844 RT286_PLL_CTRL1
, 0x20, 0x0);
849 if (RT286_SCLK_S_MCLK
== clk_id
) {
850 dev_err(codec
->dev
, "Should not use MCLK\n");
853 snd_soc_update_bits(codec
,
854 RT286_I2S_CTRL2
, 0x40, 0x40);
857 if (RT286_SCLK_S_MCLK
== clk_id
) {
858 dev_err(codec
->dev
, "Should not use MCLK\n");
861 snd_soc_update_bits(codec
,
862 RT286_I2S_CTRL2
, 0x40, 0x0);
866 snd_soc_update_bits(codec
,
867 RT286_I2S_CTRL2
, 0x8, 0x0);
868 snd_soc_update_bits(codec
,
869 RT286_CLK_DIV
, 0xfc1e, 0x0004);
873 snd_soc_update_bits(codec
,
874 RT286_I2S_CTRL2
, 0x8, 0x8);
875 snd_soc_update_bits(codec
,
876 RT286_CLK_DIV
, 0xfc1e, 0x5406);
879 dev_err(codec
->dev
, "Unsupported system clock\n");
883 rt286
->sys_clk
= freq
;
888 static int rt286_set_bclk_ratio(struct snd_soc_dai
*dai
, unsigned int ratio
)
890 struct snd_soc_codec
*codec
= dai
->codec
;
892 dev_dbg(codec
->dev
, "%s ratio=%d\n", __func__
, ratio
);
894 snd_soc_update_bits(codec
,
895 RT286_I2S_CTRL1
, 0x1000, 0x1000);
897 snd_soc_update_bits(codec
,
898 RT286_I2S_CTRL1
, 0x1000, 0x0);
904 static int rt286_set_bias_level(struct snd_soc_codec
*codec
,
905 enum snd_soc_bias_level level
)
908 case SND_SOC_BIAS_PREPARE
:
909 if (SND_SOC_BIAS_STANDBY
== codec
->dapm
.bias_level
) {
911 RT286_SET_AUDIO_POWER
, AC_PWRST_D0
);
912 snd_soc_update_bits(codec
,
913 RT286_DC_GAIN
, 0x200, 0x200);
917 case SND_SOC_BIAS_ON
:
921 case SND_SOC_BIAS_STANDBY
:
923 RT286_SET_AUDIO_POWER
, AC_PWRST_D3
);
924 snd_soc_update_bits(codec
,
925 RT286_DC_GAIN
, 0x200, 0x0);
931 codec
->dapm
.bias_level
= level
;
936 static irqreturn_t
rt286_irq(int irq
, void *data
)
938 struct rt286_priv
*rt286
= data
;
943 rt286_jack_detect(rt286
->codec
, &hp
, &mic
);
946 snd_soc_update_bits(rt286
->codec
,
947 RT286_IRQ_CTRL
, 0x1, 0x1);
950 status
|= SND_JACK_HEADPHONE
;
953 status
|= SND_JACK_MICROPHONE
;
955 snd_soc_jack_report(rt286
->jack
, status
,
956 SND_JACK_MICROPHONE
| SND_JACK_HEADPHONE
);
958 pm_wakeup_event(&rt286
->i2c
->dev
, 300);
963 static int rt286_probe(struct snd_soc_codec
*codec
)
965 struct rt286_priv
*rt286
= snd_soc_codec_get_drvdata(codec
);
967 codec
->dapm
.bias_level
= SND_SOC_BIAS_OFF
;
968 rt286
->codec
= codec
;
973 static int rt286_remove(struct snd_soc_codec
*codec
)
975 struct rt286_priv
*rt286
= snd_soc_codec_get_drvdata(codec
);
977 cancel_delayed_work_sync(&rt286
->jack_detect_work
);
983 static int rt286_suspend(struct snd_soc_codec
*codec
)
985 struct rt286_priv
*rt286
= snd_soc_codec_get_drvdata(codec
);
987 regcache_cache_only(rt286
->regmap
, true);
988 regcache_mark_dirty(rt286
->regmap
);
993 static int rt286_resume(struct snd_soc_codec
*codec
)
995 struct rt286_priv
*rt286
= snd_soc_codec_get_drvdata(codec
);
997 regcache_cache_only(rt286
->regmap
, false);
998 rt286_index_sync(codec
);
999 regcache_sync(rt286
->regmap
);
1004 #define rt286_suspend NULL
1005 #define rt286_resume NULL
1008 #define RT286_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
1009 #define RT286_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1010 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
1012 static const struct snd_soc_dai_ops rt286_aif_dai_ops
= {
1013 .hw_params
= rt286_hw_params
,
1014 .set_fmt
= rt286_set_dai_fmt
,
1015 .set_sysclk
= rt286_set_dai_sysclk
,
1016 .set_bclk_ratio
= rt286_set_bclk_ratio
,
1019 static struct snd_soc_dai_driver rt286_dai
[] = {
1021 .name
= "rt286-aif1",
1024 .stream_name
= "AIF1 Playback",
1027 .rates
= RT286_STEREO_RATES
,
1028 .formats
= RT286_FORMATS
,
1031 .stream_name
= "AIF1 Capture",
1034 .rates
= RT286_STEREO_RATES
,
1035 .formats
= RT286_FORMATS
,
1037 .ops
= &rt286_aif_dai_ops
,
1038 .symmetric_rates
= 1,
1041 .name
= "rt286-aif2",
1044 .stream_name
= "AIF2 Playback",
1047 .rates
= RT286_STEREO_RATES
,
1048 .formats
= RT286_FORMATS
,
1051 .stream_name
= "AIF2 Capture",
1054 .rates
= RT286_STEREO_RATES
,
1055 .formats
= RT286_FORMATS
,
1057 .ops
= &rt286_aif_dai_ops
,
1058 .symmetric_rates
= 1,
1063 static struct snd_soc_codec_driver soc_codec_dev_rt286
= {
1064 .probe
= rt286_probe
,
1065 .remove
= rt286_remove
,
1066 .suspend
= rt286_suspend
,
1067 .resume
= rt286_resume
,
1068 .set_bias_level
= rt286_set_bias_level
,
1069 .idle_bias_off
= true,
1070 .controls
= rt286_snd_controls
,
1071 .num_controls
= ARRAY_SIZE(rt286_snd_controls
),
1072 .dapm_widgets
= rt286_dapm_widgets
,
1073 .num_dapm_widgets
= ARRAY_SIZE(rt286_dapm_widgets
),
1074 .dapm_routes
= rt286_dapm_routes
,
1075 .num_dapm_routes
= ARRAY_SIZE(rt286_dapm_routes
),
1078 static const struct regmap_config rt286_regmap
= {
1081 .max_register
= 0x02370100,
1082 .volatile_reg
= rt286_volatile_register
,
1083 .readable_reg
= rt286_readable_register
,
1084 .reg_write
= rt286_hw_write
,
1085 .reg_read
= rt286_hw_read
,
1086 .cache_type
= REGCACHE_RBTREE
,
1087 .reg_defaults
= rt286_reg
,
1088 .num_reg_defaults
= ARRAY_SIZE(rt286_reg
),
1091 static const struct i2c_device_id rt286_i2c_id
[] = {
1095 MODULE_DEVICE_TABLE(i2c
, rt286_i2c_id
);
1097 static const struct acpi_device_id rt286_acpi_match
[] = {
1101 MODULE_DEVICE_TABLE(acpi
, rt286_acpi_match
);
1103 static int rt286_i2c_probe(struct i2c_client
*i2c
,
1104 const struct i2c_device_id
*id
)
1106 struct rt286_platform_data
*pdata
= dev_get_platdata(&i2c
->dev
);
1107 struct rt286_priv
*rt286
;
1110 rt286
= devm_kzalloc(&i2c
->dev
, sizeof(*rt286
),
1115 rt286
->regmap
= devm_regmap_init(&i2c
->dev
, NULL
, i2c
, &rt286_regmap
);
1116 if (IS_ERR(rt286
->regmap
)) {
1117 ret
= PTR_ERR(rt286
->regmap
);
1118 dev_err(&i2c
->dev
, "Failed to allocate register map: %d\n",
1123 regmap_read(rt286
->regmap
,
1124 RT286_GET_PARAM(AC_NODE_ROOT
, AC_PAR_VENDOR_ID
), &ret
);
1125 if (ret
!= RT286_VENDOR_ID
) {
1127 "Device with ID register %x is not rt286\n", ret
);
1131 rt286
->index_cache
= rt286_index_def
;
1133 i2c_set_clientdata(i2c
, rt286
);
1136 rt286
->pdata
= *pdata
;
1138 regmap_write(rt286
->regmap
, RT286_SET_AUDIO_POWER
, AC_PWRST_D3
);
1140 for (i
= 0; i
< RT286_POWER_REG_LEN
; i
++)
1141 regmap_write(rt286
->regmap
,
1142 RT286_SET_POWER(rt286_support_power_controls
[i
]),
1145 if (!rt286
->pdata
.cbj_en
) {
1146 regmap_write(rt286
->regmap
, RT286_CBJ_CTRL2
, 0x0000);
1147 regmap_write(rt286
->regmap
, RT286_MIC1_DET_CTRL
, 0x0816);
1148 regmap_write(rt286
->regmap
, RT286_MISC_CTRL1
, 0x0000);
1149 regmap_update_bits(rt286
->regmap
,
1150 RT286_CBJ_CTRL1
, 0xf000, 0xb000);
1152 regmap_update_bits(rt286
->regmap
,
1153 RT286_CBJ_CTRL1
, 0xf000, 0x5000);
1158 if (!rt286
->pdata
.gpio2_en
)
1159 regmap_write(rt286
->regmap
, RT286_SET_DMIC2_DEFAULT
, 0x4000);
1161 regmap_write(rt286
->regmap
, RT286_SET_DMIC2_DEFAULT
, 0);
1166 regmap_update_bits(rt286
->regmap
, RT286_POWER_CTRL2
, 0x8, 0x0);
1168 /*Set depop parameter*/
1169 regmap_update_bits(rt286
->regmap
, RT286_DEPOP_CTRL2
, 0x403a, 0x401a);
1170 regmap_update_bits(rt286
->regmap
, RT286_DEPOP_CTRL3
, 0xf777, 0x4737);
1171 regmap_update_bits(rt286
->regmap
, RT286_DEPOP_CTRL4
, 0x00ff, 0x003f);
1173 if (rt286
->i2c
->irq
) {
1174 regmap_update_bits(rt286
->regmap
,
1175 RT286_IRQ_CTRL
, 0x2, 0x2);
1177 INIT_DELAYED_WORK(&rt286
->jack_detect_work
,
1178 rt286_jack_detect_work
);
1179 schedule_delayed_work(&rt286
->jack_detect_work
,
1180 msecs_to_jiffies(1250));
1182 ret
= request_threaded_irq(rt286
->i2c
->irq
, NULL
, rt286_irq
,
1183 IRQF_TRIGGER_HIGH
| IRQF_ONESHOT
, "rt286", rt286
);
1186 "Failed to reguest IRQ: %d\n", ret
);
1191 ret
= snd_soc_register_codec(&i2c
->dev
, &soc_codec_dev_rt286
,
1192 rt286_dai
, ARRAY_SIZE(rt286_dai
));
1197 static int rt286_i2c_remove(struct i2c_client
*i2c
)
1199 struct rt286_priv
*rt286
= i2c_get_clientdata(i2c
);
1202 free_irq(i2c
->irq
, rt286
);
1203 snd_soc_unregister_codec(&i2c
->dev
);
1209 struct i2c_driver rt286_i2c_driver
= {
1212 .owner
= THIS_MODULE
,
1213 .acpi_match_table
= ACPI_PTR(rt286_acpi_match
),
1215 .probe
= rt286_i2c_probe
,
1216 .remove
= rt286_i2c_remove
,
1217 .id_table
= rt286_i2c_id
,
1220 module_i2c_driver(rt286_i2c_driver
);
1222 MODULE_DESCRIPTION("ASoC RT286 driver");
1223 MODULE_AUTHOR("Bard Liao <bardliao@realtek.com>");
1224 MODULE_LICENSE("GPL");