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/dmi.h>
21 #include <linux/acpi.h>
22 #include <sound/core.h>
23 #include <sound/pcm.h>
24 #include <sound/pcm_params.h>
25 #include <sound/soc.h>
26 #include <sound/soc-dapm.h>
27 #include <sound/initval.h>
28 #include <sound/tlv.h>
29 #include <sound/jack.h>
30 #include <linux/workqueue.h>
31 #include <sound/rt286.h>
32 #include <sound/hda_verbs.h>
36 #define RT286_VENDOR_ID 0x10ec0286
37 #define RT288_VENDOR_ID 0x10ec0288
40 struct regmap
*regmap
;
41 struct snd_soc_codec
*codec
;
42 struct rt286_platform_data pdata
;
43 struct i2c_client
*i2c
;
44 struct snd_soc_jack
*jack
;
45 struct delayed_work jack_detect_work
;
48 struct reg_default
*index_cache
;
51 static struct reg_default rt286_index_def
[] = {
73 #define INDEX_CACHE_SIZE ARRAY_SIZE(rt286_index_def)
75 static const struct reg_default rt286_reg
[] = {
76 { 0x00170500, 0x00000400 },
77 { 0x00220000, 0x00000031 },
78 { 0x00239000, 0x0000007f },
79 { 0x0023a000, 0x0000007f },
80 { 0x00270500, 0x00000400 },
81 { 0x00370500, 0x00000400 },
82 { 0x00870500, 0x00000400 },
83 { 0x00920000, 0x00000031 },
84 { 0x00935000, 0x000000c3 },
85 { 0x00936000, 0x000000c3 },
86 { 0x00970500, 0x00000400 },
87 { 0x00b37000, 0x00000097 },
88 { 0x00b37200, 0x00000097 },
89 { 0x00b37300, 0x00000097 },
90 { 0x00c37000, 0x00000000 },
91 { 0x00c37100, 0x00000080 },
92 { 0x01270500, 0x00000400 },
93 { 0x01370500, 0x00000400 },
94 { 0x01371f00, 0x411111f0 },
95 { 0x01439000, 0x00000080 },
96 { 0x0143a000, 0x00000080 },
97 { 0x01470700, 0x00000000 },
98 { 0x01470500, 0x00000400 },
99 { 0x01470c00, 0x00000000 },
100 { 0x01470100, 0x00000000 },
101 { 0x01837000, 0x00000000 },
102 { 0x01870500, 0x00000400 },
103 { 0x02050000, 0x00000000 },
104 { 0x02139000, 0x00000080 },
105 { 0x0213a000, 0x00000080 },
106 { 0x02170100, 0x00000000 },
107 { 0x02170500, 0x00000400 },
108 { 0x02170700, 0x00000000 },
109 { 0x02270100, 0x00000000 },
110 { 0x02370100, 0x00000000 },
111 { 0x01870700, 0x00000020 },
112 { 0x00830000, 0x000000c3 },
113 { 0x00930000, 0x000000c3 },
114 { 0x01270700, 0x00000000 },
117 static bool rt286_volatile_register(struct device
*dev
, unsigned int reg
)
121 case RT286_GET_PARAM(AC_NODE_ROOT
, AC_PAR_VENDOR_ID
):
122 case RT286_GET_HP_SENSE
:
123 case RT286_GET_MIC1_SENSE
:
124 case RT286_PROC_COEF
:
133 static bool rt286_readable_register(struct device
*dev
, unsigned int reg
)
137 case RT286_GET_PARAM(AC_NODE_ROOT
, AC_PAR_VENDOR_ID
):
138 case RT286_GET_HP_SENSE
:
139 case RT286_GET_MIC1_SENSE
:
140 case RT286_SET_AUDIO_POWER
:
141 case RT286_SET_HPO_POWER
:
142 case RT286_SET_SPK_POWER
:
143 case RT286_SET_DMIC1_POWER
:
149 case RT286_SET_PIN_HPO
:
150 case RT286_SET_PIN_SPK
:
151 case RT286_SET_PIN_DMIC1
:
153 case RT286_SET_AMP_GAIN_HPO
:
154 case RT286_SET_DMIC2_DEFAULT
:
155 case RT286_DACL_GAIN
:
156 case RT286_DACR_GAIN
:
157 case RT286_ADCL_GAIN
:
158 case RT286_ADCR_GAIN
:
160 case RT286_SPOL_GAIN
:
161 case RT286_SPOR_GAIN
:
162 case RT286_HPOL_GAIN
:
163 case RT286_HPOR_GAIN
:
164 case RT286_F_DAC_SWITCH
:
165 case RT286_F_RECMIX_SWITCH
:
166 case RT286_REC_MIC_SWITCH
:
167 case RT286_REC_I2S_SWITCH
:
168 case RT286_REC_LINE_SWITCH
:
169 case RT286_REC_BEEP_SWITCH
:
170 case RT286_DAC_FORMAT
:
171 case RT286_ADC_FORMAT
:
172 case RT286_COEF_INDEX
:
173 case RT286_PROC_COEF
:
174 case RT286_SET_AMP_GAIN_ADC_IN1
:
175 case RT286_SET_AMP_GAIN_ADC_IN2
:
176 case RT286_SET_POWER(RT286_DAC_OUT1
):
177 case RT286_SET_POWER(RT286_DAC_OUT2
):
178 case RT286_SET_POWER(RT286_ADC_IN1
):
179 case RT286_SET_POWER(RT286_ADC_IN2
):
180 case RT286_SET_POWER(RT286_DMIC2
):
181 case RT286_SET_POWER(RT286_MIC1
):
188 static int rt286_hw_write(void *context
, unsigned int reg
, unsigned int value
)
190 struct i2c_client
*client
= context
;
191 struct rt286_priv
*rt286
= i2c_get_clientdata(client
);
195 /* handle index registers */
197 rt286_hw_write(client
, RT286_COEF_INDEX
, reg
);
198 for (i
= 0; i
< INDEX_CACHE_SIZE
; i
++) {
199 if (reg
== rt286
->index_cache
[i
].reg
) {
200 rt286
->index_cache
[i
].def
= value
;
205 reg
= RT286_PROC_COEF
;
208 data
[0] = (reg
>> 24) & 0xff;
209 data
[1] = (reg
>> 16) & 0xff;
211 * 4 bit VID: reg should be 0
212 * 12 bit VID: value should be 0
213 * So we use an OR operator to handle it rather than use if condition.
215 data
[2] = ((reg
>> 8) & 0xff) | ((value
>> 8) & 0xff);
216 data
[3] = value
& 0xff;
218 ret
= i2c_master_send(client
, data
, 4);
223 pr_err("ret=%d\n", ret
);
230 static int rt286_hw_read(void *context
, unsigned int reg
, unsigned int *value
)
232 struct i2c_client
*client
= context
;
233 struct i2c_msg xfer
[2];
236 unsigned int index
, vid
, buf
= 0x0;
238 /* handle index registers */
240 rt286_hw_write(client
, RT286_COEF_INDEX
, reg
);
241 reg
= RT286_PROC_COEF
;
245 vid
= (reg
>> 8) & 0xfff;
247 if (AC_VERB_GET_AMP_GAIN_MUTE
== (vid
& 0xf00)) {
248 index
= (reg
>> 8) & 0xf;
249 reg
= (reg
& ~0xf0f) | index
;
251 be_reg
= cpu_to_be32(reg
);
254 xfer
[0].addr
= client
->addr
;
257 xfer
[0].buf
= (u8
*)&be_reg
;
260 xfer
[1].addr
= client
->addr
;
261 xfer
[1].flags
= I2C_M_RD
;
263 xfer
[1].buf
= (u8
*)&buf
;
265 ret
= i2c_transfer(client
->adapter
, xfer
, 2);
271 *value
= be32_to_cpu(buf
);
277 static void rt286_index_sync(struct snd_soc_codec
*codec
)
279 struct rt286_priv
*rt286
= snd_soc_codec_get_drvdata(codec
);
282 for (i
= 0; i
< INDEX_CACHE_SIZE
; i
++) {
283 snd_soc_write(codec
, rt286
->index_cache
[i
].reg
,
284 rt286
->index_cache
[i
].def
);
289 static int rt286_support_power_controls
[] = {
300 #define RT286_POWER_REG_LEN ARRAY_SIZE(rt286_support_power_controls)
302 static int rt286_jack_detect(struct rt286_priv
*rt286
, bool *hp
, bool *mic
)
304 struct snd_soc_dapm_context
*dapm
;
305 unsigned int val
, buf
;
313 dapm
= snd_soc_codec_get_dapm(rt286
->codec
);
315 if (rt286
->pdata
.cbj_en
) {
316 regmap_read(rt286
->regmap
, RT286_GET_HP_SENSE
, &buf
);
317 *hp
= buf
& 0x80000000;
319 /* power on HV,VERF */
320 regmap_update_bits(rt286
->regmap
,
321 RT286_DC_GAIN
, 0x200, 0x200);
323 snd_soc_dapm_force_enable_pin(dapm
, "HV");
324 snd_soc_dapm_force_enable_pin(dapm
, "VREF");
326 snd_soc_dapm_force_enable_pin(dapm
, "LDO1");
327 snd_soc_dapm_sync(dapm
);
329 regmap_write(rt286
->regmap
, RT286_SET_MIC1
, 0x24);
332 regmap_update_bits(rt286
->regmap
,
333 RT286_CBJ_CTRL1
, 0xfcc0, 0xd400);
335 regmap_read(rt286
->regmap
, RT286_CBJ_CTRL2
, &val
);
337 if (0x0070 == (val
& 0x0070)) {
340 regmap_update_bits(rt286
->regmap
,
341 RT286_CBJ_CTRL1
, 0xfcc0, 0xe400);
343 regmap_read(rt286
->regmap
,
344 RT286_CBJ_CTRL2
, &val
);
345 if (0x0070 == (val
& 0x0070))
350 regmap_update_bits(rt286
->regmap
,
351 RT286_DC_GAIN
, 0x200, 0x0);
355 regmap_write(rt286
->regmap
, RT286_SET_MIC1
, 0x20);
358 regmap_read(rt286
->regmap
, RT286_GET_HP_SENSE
, &buf
);
359 *hp
= buf
& 0x80000000;
360 regmap_read(rt286
->regmap
, RT286_GET_MIC1_SENSE
, &buf
);
361 *mic
= buf
& 0x80000000;
364 snd_soc_dapm_disable_pin(dapm
, "HV");
365 snd_soc_dapm_disable_pin(dapm
, "VREF");
367 snd_soc_dapm_disable_pin(dapm
, "LDO1");
368 snd_soc_dapm_sync(dapm
);
373 static void rt286_jack_detect_work(struct work_struct
*work
)
375 struct rt286_priv
*rt286
=
376 container_of(work
, struct rt286_priv
, jack_detect_work
.work
);
381 rt286_jack_detect(rt286
, &hp
, &mic
);
384 status
|= SND_JACK_HEADPHONE
;
387 status
|= SND_JACK_MICROPHONE
;
389 snd_soc_jack_report(rt286
->jack
, status
,
390 SND_JACK_MICROPHONE
| SND_JACK_HEADPHONE
);
393 int rt286_mic_detect(struct snd_soc_codec
*codec
, struct snd_soc_jack
*jack
)
395 struct snd_soc_dapm_context
*dapm
= snd_soc_codec_get_dapm(codec
);
396 struct rt286_priv
*rt286
= snd_soc_codec_get_drvdata(codec
);
402 if (rt286
->jack
->status
& SND_JACK_HEADPHONE
)
403 snd_soc_dapm_force_enable_pin(dapm
, "LDO1");
404 regmap_update_bits(rt286
->regmap
, RT286_IRQ_CTRL
, 0x2, 0x2);
405 /* Send an initial empty report */
406 snd_soc_jack_report(rt286
->jack
, rt286
->jack
->status
,
407 SND_JACK_MICROPHONE
| SND_JACK_HEADPHONE
);
410 regmap_update_bits(rt286
->regmap
, RT286_IRQ_CTRL
, 0x2, 0x0);
411 snd_soc_dapm_disable_pin(dapm
, "LDO1");
413 snd_soc_dapm_sync(dapm
);
417 EXPORT_SYMBOL_GPL(rt286_mic_detect
);
419 static int is_mclk_mode(struct snd_soc_dapm_widget
*source
,
420 struct snd_soc_dapm_widget
*sink
)
422 struct snd_soc_codec
*codec
= snd_soc_dapm_to_codec(source
->dapm
);
423 struct rt286_priv
*rt286
= snd_soc_codec_get_drvdata(codec
);
425 if (rt286
->clk_id
== RT286_SCLK_S_MCLK
)
431 static const DECLARE_TLV_DB_SCALE(out_vol_tlv
, -6350, 50, 0);
432 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv
, 0, 1000, 0);
434 static const struct snd_kcontrol_new rt286_snd_controls
[] = {
435 SOC_DOUBLE_R_TLV("DAC0 Playback Volume", RT286_DACL_GAIN
,
436 RT286_DACR_GAIN
, 0, 0x7f, 0, out_vol_tlv
),
437 SOC_DOUBLE_R("ADC0 Capture Switch", RT286_ADCL_GAIN
,
438 RT286_ADCR_GAIN
, 7, 1, 1),
439 SOC_DOUBLE_R_TLV("ADC0 Capture Volume", RT286_ADCL_GAIN
,
440 RT286_ADCR_GAIN
, 0, 0x7f, 0, out_vol_tlv
),
441 SOC_SINGLE_TLV("AMIC Volume", RT286_MIC_GAIN
,
442 0, 0x3, 0, mic_vol_tlv
),
443 SOC_DOUBLE_R("Speaker Playback Switch", RT286_SPOL_GAIN
,
444 RT286_SPOR_GAIN
, RT286_MUTE_SFT
, 1, 1),
448 static const struct snd_kcontrol_new rt286_front_mix
[] = {
449 SOC_DAPM_SINGLE("DAC Switch", RT286_F_DAC_SWITCH
,
450 RT286_MUTE_SFT
, 1, 1),
451 SOC_DAPM_SINGLE("RECMIX Switch", RT286_F_RECMIX_SWITCH
,
452 RT286_MUTE_SFT
, 1, 1),
455 /* Analog Input Mixer */
456 static const struct snd_kcontrol_new rt286_rec_mix
[] = {
457 SOC_DAPM_SINGLE("Mic1 Switch", RT286_REC_MIC_SWITCH
,
458 RT286_MUTE_SFT
, 1, 1),
459 SOC_DAPM_SINGLE("I2S Switch", RT286_REC_I2S_SWITCH
,
460 RT286_MUTE_SFT
, 1, 1),
461 SOC_DAPM_SINGLE("Line1 Switch", RT286_REC_LINE_SWITCH
,
462 RT286_MUTE_SFT
, 1, 1),
463 SOC_DAPM_SINGLE("Beep Switch", RT286_REC_BEEP_SWITCH
,
464 RT286_MUTE_SFT
, 1, 1),
467 static const struct snd_kcontrol_new spo_enable_control
=
468 SOC_DAPM_SINGLE("Switch", RT286_SET_PIN_SPK
,
469 RT286_SET_PIN_SFT
, 1, 0);
471 static const struct snd_kcontrol_new hpol_enable_control
=
472 SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT286_HPOL_GAIN
,
473 RT286_MUTE_SFT
, 1, 1);
475 static const struct snd_kcontrol_new hpor_enable_control
=
476 SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT286_HPOR_GAIN
,
477 RT286_MUTE_SFT
, 1, 1);
480 static const char * const rt286_adc_src
[] = {
481 "Mic", "RECMIX", "Dmic"
484 static const int rt286_adc_values
[] = {
488 static SOC_VALUE_ENUM_SINGLE_DECL(
489 rt286_adc0_enum
, RT286_ADC0_MUX
, RT286_ADC_SEL_SFT
,
490 RT286_ADC_SEL_MASK
, rt286_adc_src
, rt286_adc_values
);
492 static const struct snd_kcontrol_new rt286_adc0_mux
=
493 SOC_DAPM_ENUM("ADC 0 source", rt286_adc0_enum
);
495 static SOC_VALUE_ENUM_SINGLE_DECL(
496 rt286_adc1_enum
, RT286_ADC1_MUX
, RT286_ADC_SEL_SFT
,
497 RT286_ADC_SEL_MASK
, rt286_adc_src
, rt286_adc_values
);
499 static const struct snd_kcontrol_new rt286_adc1_mux
=
500 SOC_DAPM_ENUM("ADC 1 source", rt286_adc1_enum
);
502 static const char * const rt286_dac_src
[] = {
506 static SOC_ENUM_SINGLE_DECL(rt286_hpo_enum
, RT286_HPO_MUX
,
509 static const struct snd_kcontrol_new rt286_hpo_mux
=
510 SOC_DAPM_ENUM("HPO source", rt286_hpo_enum
);
513 static SOC_ENUM_SINGLE_DECL(rt286_spo_enum
, RT286_SPK_MUX
,
516 static const struct snd_kcontrol_new rt286_spo_mux
=
517 SOC_DAPM_ENUM("SPO source", rt286_spo_enum
);
519 static int rt286_spk_event(struct snd_soc_dapm_widget
*w
,
520 struct snd_kcontrol
*kcontrol
, int event
)
522 struct snd_soc_codec
*codec
= snd_soc_dapm_to_codec(w
->dapm
);
525 case SND_SOC_DAPM_POST_PMU
:
527 RT286_SPK_EAPD
, RT286_SET_EAPD_HIGH
);
529 case SND_SOC_DAPM_PRE_PMD
:
531 RT286_SPK_EAPD
, RT286_SET_EAPD_LOW
);
541 static int rt286_set_dmic1_event(struct snd_soc_dapm_widget
*w
,
542 struct snd_kcontrol
*kcontrol
, int event
)
544 struct snd_soc_codec
*codec
= snd_soc_dapm_to_codec(w
->dapm
);
547 case SND_SOC_DAPM_POST_PMU
:
548 snd_soc_write(codec
, RT286_SET_PIN_DMIC1
, 0x20);
550 case SND_SOC_DAPM_PRE_PMD
:
551 snd_soc_write(codec
, RT286_SET_PIN_DMIC1
, 0);
560 static int rt286_vref_event(struct snd_soc_dapm_widget
*w
,
561 struct snd_kcontrol
*kcontrol
, int event
)
563 struct snd_soc_codec
*codec
= snd_soc_dapm_to_codec(w
->dapm
);
566 case SND_SOC_DAPM_PRE_PMU
:
567 snd_soc_update_bits(codec
,
568 RT286_CBJ_CTRL1
, 0x0400, 0x0000);
578 static int rt286_ldo2_event(struct snd_soc_dapm_widget
*w
,
579 struct snd_kcontrol
*kcontrol
, int event
)
581 struct snd_soc_codec
*codec
= snd_soc_dapm_to_codec(w
->dapm
);
584 case SND_SOC_DAPM_POST_PMU
:
585 snd_soc_update_bits(codec
, RT286_POWER_CTRL2
, 0x38, 0x08);
587 case SND_SOC_DAPM_PRE_PMD
:
588 snd_soc_update_bits(codec
, RT286_POWER_CTRL2
, 0x38, 0x30);
597 static int rt286_mic1_event(struct snd_soc_dapm_widget
*w
,
598 struct snd_kcontrol
*kcontrol
, int event
)
600 struct snd_soc_codec
*codec
= snd_soc_dapm_to_codec(w
->dapm
);
603 case SND_SOC_DAPM_PRE_PMU
:
604 snd_soc_update_bits(codec
,
605 RT286_A_BIAS_CTRL3
, 0xc000, 0x8000);
606 snd_soc_update_bits(codec
,
607 RT286_A_BIAS_CTRL2
, 0xc000, 0x8000);
609 case SND_SOC_DAPM_POST_PMD
:
610 snd_soc_update_bits(codec
,
611 RT286_A_BIAS_CTRL3
, 0xc000, 0x0000);
612 snd_soc_update_bits(codec
,
613 RT286_A_BIAS_CTRL2
, 0xc000, 0x0000);
622 static const struct snd_soc_dapm_widget rt286_dapm_widgets
[] = {
623 SND_SOC_DAPM_SUPPLY_S("HV", 1, RT286_POWER_CTRL1
,
625 SND_SOC_DAPM_SUPPLY("VREF", RT286_POWER_CTRL1
,
626 0, 1, rt286_vref_event
, SND_SOC_DAPM_PRE_PMU
),
627 SND_SOC_DAPM_SUPPLY_S("LDO1", 1, RT286_POWER_CTRL2
,
629 SND_SOC_DAPM_SUPPLY_S("LDO2", 2, RT286_POWER_CTRL1
,
630 13, 1, rt286_ldo2_event
, SND_SOC_DAPM_PRE_PMD
|
631 SND_SOC_DAPM_POST_PMU
),
632 SND_SOC_DAPM_SUPPLY("MCLK MODE", RT286_PLL_CTRL1
,
634 SND_SOC_DAPM_SUPPLY("MIC1 Input Buffer", SND_SOC_NOPM
,
635 0, 0, rt286_mic1_event
, SND_SOC_DAPM_PRE_PMU
|
636 SND_SOC_DAPM_POST_PMD
),
639 SND_SOC_DAPM_INPUT("DMIC1 Pin"),
640 SND_SOC_DAPM_INPUT("DMIC2 Pin"),
641 SND_SOC_DAPM_INPUT("MIC1"),
642 SND_SOC_DAPM_INPUT("LINE1"),
643 SND_SOC_DAPM_INPUT("Beep"),
646 SND_SOC_DAPM_PGA_E("DMIC1", RT286_SET_POWER(RT286_DMIC1
), 0, 1,
647 NULL
, 0, rt286_set_dmic1_event
,
648 SND_SOC_DAPM_PRE_PMD
| SND_SOC_DAPM_POST_PMU
),
649 SND_SOC_DAPM_PGA("DMIC2", RT286_SET_POWER(RT286_DMIC2
), 0, 1,
651 SND_SOC_DAPM_SUPPLY("DMIC Receiver", SND_SOC_NOPM
,
655 SND_SOC_DAPM_MIXER("RECMIX", SND_SOC_NOPM
, 0, 0,
656 rt286_rec_mix
, ARRAY_SIZE(rt286_rec_mix
)),
659 SND_SOC_DAPM_ADC("ADC 0", NULL
, SND_SOC_NOPM
, 0, 0),
660 SND_SOC_DAPM_ADC("ADC 1", NULL
, SND_SOC_NOPM
, 0, 0),
663 SND_SOC_DAPM_MUX("ADC 0 Mux", RT286_SET_POWER(RT286_ADC_IN1
), 0, 1,
665 SND_SOC_DAPM_MUX("ADC 1 Mux", RT286_SET_POWER(RT286_ADC_IN2
), 0, 1,
668 /* Audio Interface */
669 SND_SOC_DAPM_AIF_IN("AIF1RX", "AIF1 Playback", 0, SND_SOC_NOPM
, 0, 0),
670 SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM
, 0, 0),
671 SND_SOC_DAPM_AIF_IN("AIF2RX", "AIF2 Playback", 0, SND_SOC_NOPM
, 0, 0),
672 SND_SOC_DAPM_AIF_OUT("AIF2TX", "AIF2 Capture", 0, SND_SOC_NOPM
, 0, 0),
676 SND_SOC_DAPM_DAC("DAC 0", NULL
, SND_SOC_NOPM
, 0, 0),
677 SND_SOC_DAPM_DAC("DAC 1", NULL
, SND_SOC_NOPM
, 0, 0),
680 SND_SOC_DAPM_MUX("SPK Mux", SND_SOC_NOPM
, 0, 0, &rt286_spo_mux
),
681 SND_SOC_DAPM_MUX("HPO Mux", SND_SOC_NOPM
, 0, 0, &rt286_hpo_mux
),
683 SND_SOC_DAPM_SUPPLY("HP Power", RT286_SET_PIN_HPO
,
684 RT286_SET_PIN_SFT
, 0, NULL
, 0),
687 SND_SOC_DAPM_MIXER("Front", RT286_SET_POWER(RT286_DAC_OUT1
), 0, 1,
688 rt286_front_mix
, ARRAY_SIZE(rt286_front_mix
)),
689 SND_SOC_DAPM_PGA("Surround", RT286_SET_POWER(RT286_DAC_OUT2
), 0, 1,
693 SND_SOC_DAPM_SWITCH_E("SPO", SND_SOC_NOPM
, 0, 0,
694 &spo_enable_control
, rt286_spk_event
,
695 SND_SOC_DAPM_PRE_PMD
| SND_SOC_DAPM_POST_PMU
),
696 SND_SOC_DAPM_SWITCH("HPO L", SND_SOC_NOPM
, 0, 0,
697 &hpol_enable_control
),
698 SND_SOC_DAPM_SWITCH("HPO R", SND_SOC_NOPM
, 0, 0,
699 &hpor_enable_control
),
702 SND_SOC_DAPM_OUTPUT("SPOL"),
703 SND_SOC_DAPM_OUTPUT("SPOR"),
704 SND_SOC_DAPM_OUTPUT("HPO Pin"),
705 SND_SOC_DAPM_OUTPUT("SPDIF"),
708 static const struct snd_soc_dapm_route rt286_dapm_routes
[] = {
709 {"ADC 0", NULL
, "MCLK MODE", is_mclk_mode
},
710 {"ADC 1", NULL
, "MCLK MODE", is_mclk_mode
},
711 {"Front", NULL
, "MCLK MODE", is_mclk_mode
},
712 {"Surround", NULL
, "MCLK MODE", is_mclk_mode
},
714 {"HP Power", NULL
, "LDO1"},
715 {"HP Power", NULL
, "LDO2"},
717 {"MIC1", NULL
, "LDO1"},
718 {"MIC1", NULL
, "LDO2"},
719 {"MIC1", NULL
, "HV"},
720 {"MIC1", NULL
, "VREF"},
721 {"MIC1", NULL
, "MIC1 Input Buffer"},
723 {"SPO", NULL
, "LDO1"},
724 {"SPO", NULL
, "LDO2"},
726 {"SPO", NULL
, "VREF"},
728 {"DMIC1", NULL
, "DMIC1 Pin"},
729 {"DMIC2", NULL
, "DMIC2 Pin"},
730 {"DMIC1", NULL
, "DMIC Receiver"},
731 {"DMIC2", NULL
, "DMIC Receiver"},
733 {"RECMIX", "Beep Switch", "Beep"},
734 {"RECMIX", "Line1 Switch", "LINE1"},
735 {"RECMIX", "Mic1 Switch", "MIC1"},
737 {"ADC 0 Mux", "Dmic", "DMIC1"},
738 {"ADC 0 Mux", "RECMIX", "RECMIX"},
739 {"ADC 0 Mux", "Mic", "MIC1"},
740 {"ADC 1 Mux", "Dmic", "DMIC2"},
741 {"ADC 1 Mux", "RECMIX", "RECMIX"},
742 {"ADC 1 Mux", "Mic", "MIC1"},
744 {"ADC 0", NULL
, "ADC 0 Mux"},
745 {"ADC 1", NULL
, "ADC 1 Mux"},
747 {"AIF1TX", NULL
, "ADC 0"},
748 {"AIF2TX", NULL
, "ADC 1"},
750 {"DAC 0", NULL
, "AIF1RX"},
751 {"DAC 1", NULL
, "AIF2RX"},
753 {"Front", "DAC Switch", "DAC 0"},
754 {"Front", "RECMIX Switch", "RECMIX"},
756 {"Surround", NULL
, "DAC 1"},
758 {"SPK Mux", "Front", "Front"},
759 {"SPK Mux", "Surround", "Surround"},
761 {"HPO Mux", "Front", "Front"},
762 {"HPO Mux", "Surround", "Surround"},
764 {"SPO", "Switch", "SPK Mux"},
765 {"HPO L", "Switch", "HPO Mux"},
766 {"HPO R", "Switch", "HPO Mux"},
767 {"HPO L", NULL
, "HP Power"},
768 {"HPO R", NULL
, "HP Power"},
770 {"SPOL", NULL
, "SPO"},
771 {"SPOR", NULL
, "SPO"},
772 {"HPO Pin", NULL
, "HPO L"},
773 {"HPO Pin", NULL
, "HPO R"},
776 static int rt286_hw_params(struct snd_pcm_substream
*substream
,
777 struct snd_pcm_hw_params
*params
,
778 struct snd_soc_dai
*dai
)
780 struct snd_soc_codec
*codec
= dai
->codec
;
781 struct rt286_priv
*rt286
= snd_soc_codec_get_drvdata(codec
);
782 unsigned int val
= 0;
785 switch (params_rate(params
)) {
786 /* bit 14 0:48K 1:44.1K */
793 dev_err(codec
->dev
, "Unsupported sample rate %d\n",
794 params_rate(params
));
797 switch (rt286
->sys_clk
) {
800 if (params_rate(params
) != 48000) {
801 dev_err(codec
->dev
, "Sys_clk is not matched (%d %d)\n",
802 params_rate(params
), rt286
->sys_clk
);
808 if (params_rate(params
) != 44100) {
809 dev_err(codec
->dev
, "Sys_clk is not matched (%d %d)\n",
810 params_rate(params
), rt286
->sys_clk
);
816 if (params_channels(params
) <= 16) {
817 /* bit 3:0 Number of Channel */
818 val
|= (params_channels(params
) - 1);
820 dev_err(codec
->dev
, "Unsupported channels %d\n",
821 params_channels(params
));
826 switch (params_width(params
)) {
827 /* bit 6:4 Bits per Sample */
851 snd_soc_update_bits(codec
,
852 RT286_I2S_CTRL1
, 0x0018, d_len_code
<< 3);
853 dev_dbg(codec
->dev
, "format val = 0x%x\n", val
);
855 snd_soc_update_bits(codec
, RT286_DAC_FORMAT
, 0x407f, val
);
856 snd_soc_update_bits(codec
, RT286_ADC_FORMAT
, 0x407f, val
);
861 static int rt286_set_dai_fmt(struct snd_soc_dai
*dai
, unsigned int fmt
)
863 struct snd_soc_codec
*codec
= dai
->codec
;
865 switch (fmt
& SND_SOC_DAIFMT_MASTER_MASK
) {
866 case SND_SOC_DAIFMT_CBM_CFM
:
867 snd_soc_update_bits(codec
,
868 RT286_I2S_CTRL1
, 0x800, 0x800);
870 case SND_SOC_DAIFMT_CBS_CFS
:
871 snd_soc_update_bits(codec
,
872 RT286_I2S_CTRL1
, 0x800, 0x0);
878 switch (fmt
& SND_SOC_DAIFMT_FORMAT_MASK
) {
879 case SND_SOC_DAIFMT_I2S
:
880 snd_soc_update_bits(codec
,
881 RT286_I2S_CTRL1
, 0x300, 0x0);
883 case SND_SOC_DAIFMT_LEFT_J
:
884 snd_soc_update_bits(codec
,
885 RT286_I2S_CTRL1
, 0x300, 0x1 << 8);
887 case SND_SOC_DAIFMT_DSP_A
:
888 snd_soc_update_bits(codec
,
889 RT286_I2S_CTRL1
, 0x300, 0x2 << 8);
891 case SND_SOC_DAIFMT_DSP_B
:
892 snd_soc_update_bits(codec
,
893 RT286_I2S_CTRL1
, 0x300, 0x3 << 8);
898 /* bit 15 Stream Type 0:PCM 1:Non-PCM */
899 snd_soc_update_bits(codec
, RT286_DAC_FORMAT
, 0x8000, 0);
900 snd_soc_update_bits(codec
, RT286_ADC_FORMAT
, 0x8000, 0);
905 static int rt286_set_dai_sysclk(struct snd_soc_dai
*dai
,
906 int clk_id
, unsigned int freq
, int dir
)
908 struct snd_soc_codec
*codec
= dai
->codec
;
909 struct rt286_priv
*rt286
= snd_soc_codec_get_drvdata(codec
);
911 dev_dbg(codec
->dev
, "%s freq=%d\n", __func__
, freq
);
913 if (RT286_SCLK_S_MCLK
== clk_id
) {
914 snd_soc_update_bits(codec
,
915 RT286_I2S_CTRL2
, 0x0100, 0x0);
916 snd_soc_update_bits(codec
,
917 RT286_PLL_CTRL1
, 0x20, 0x20);
919 snd_soc_update_bits(codec
,
920 RT286_I2S_CTRL2
, 0x0100, 0x0100);
921 snd_soc_update_bits(codec
,
922 RT286_PLL_CTRL
, 0x4, 0x4);
923 snd_soc_update_bits(codec
,
924 RT286_PLL_CTRL1
, 0x20, 0x0);
929 if (RT286_SCLK_S_MCLK
== clk_id
) {
930 dev_err(codec
->dev
, "Should not use MCLK\n");
933 snd_soc_update_bits(codec
,
934 RT286_I2S_CTRL2
, 0x40, 0x40);
937 if (RT286_SCLK_S_MCLK
== clk_id
) {
938 dev_err(codec
->dev
, "Should not use MCLK\n");
941 snd_soc_update_bits(codec
,
942 RT286_I2S_CTRL2
, 0x40, 0x0);
946 snd_soc_update_bits(codec
,
947 RT286_I2S_CTRL2
, 0x8, 0x0);
948 snd_soc_update_bits(codec
,
949 RT286_CLK_DIV
, 0xfc1e, 0x0004);
953 snd_soc_update_bits(codec
,
954 RT286_I2S_CTRL2
, 0x8, 0x8);
955 snd_soc_update_bits(codec
,
956 RT286_CLK_DIV
, 0xfc1e, 0x5406);
959 dev_err(codec
->dev
, "Unsupported system clock\n");
963 rt286
->sys_clk
= freq
;
964 rt286
->clk_id
= clk_id
;
969 static int rt286_set_bclk_ratio(struct snd_soc_dai
*dai
, unsigned int ratio
)
971 struct snd_soc_codec
*codec
= dai
->codec
;
973 dev_dbg(codec
->dev
, "%s ratio=%d\n", __func__
, ratio
);
975 snd_soc_update_bits(codec
,
976 RT286_I2S_CTRL1
, 0x1000, 0x1000);
978 snd_soc_update_bits(codec
,
979 RT286_I2S_CTRL1
, 0x1000, 0x0);
985 static int rt286_set_bias_level(struct snd_soc_codec
*codec
,
986 enum snd_soc_bias_level level
)
989 case SND_SOC_BIAS_PREPARE
:
990 if (SND_SOC_BIAS_STANDBY
== snd_soc_codec_get_bias_level(codec
)) {
992 RT286_SET_AUDIO_POWER
, AC_PWRST_D0
);
993 snd_soc_update_bits(codec
,
994 RT286_DC_GAIN
, 0x200, 0x200);
998 case SND_SOC_BIAS_ON
:
1000 snd_soc_update_bits(codec
,
1001 RT286_CBJ_CTRL1
, 0x0400, 0x0400);
1002 snd_soc_update_bits(codec
,
1003 RT286_DC_GAIN
, 0x200, 0x0);
1007 case SND_SOC_BIAS_STANDBY
:
1008 snd_soc_write(codec
,
1009 RT286_SET_AUDIO_POWER
, AC_PWRST_D3
);
1010 snd_soc_update_bits(codec
,
1011 RT286_CBJ_CTRL1
, 0x0400, 0x0000);
1021 static irqreturn_t
rt286_irq(int irq
, void *data
)
1023 struct rt286_priv
*rt286
= data
;
1028 rt286_jack_detect(rt286
, &hp
, &mic
);
1031 regmap_update_bits(rt286
->regmap
, RT286_IRQ_CTRL
, 0x1, 0x1);
1034 status
|= SND_JACK_HEADPHONE
;
1037 status
|= SND_JACK_MICROPHONE
;
1039 snd_soc_jack_report(rt286
->jack
, status
,
1040 SND_JACK_MICROPHONE
| SND_JACK_HEADPHONE
);
1042 pm_wakeup_event(&rt286
->i2c
->dev
, 300);
1047 static int rt286_probe(struct snd_soc_codec
*codec
)
1049 struct rt286_priv
*rt286
= snd_soc_codec_get_drvdata(codec
);
1051 rt286
->codec
= codec
;
1053 if (rt286
->i2c
->irq
) {
1054 regmap_update_bits(rt286
->regmap
,
1055 RT286_IRQ_CTRL
, 0x2, 0x2);
1057 INIT_DELAYED_WORK(&rt286
->jack_detect_work
,
1058 rt286_jack_detect_work
);
1059 schedule_delayed_work(&rt286
->jack_detect_work
,
1060 msecs_to_jiffies(1250));
1066 static int rt286_remove(struct snd_soc_codec
*codec
)
1068 struct rt286_priv
*rt286
= snd_soc_codec_get_drvdata(codec
);
1070 cancel_delayed_work_sync(&rt286
->jack_detect_work
);
1076 static int rt286_suspend(struct snd_soc_codec
*codec
)
1078 struct rt286_priv
*rt286
= snd_soc_codec_get_drvdata(codec
);
1080 regcache_cache_only(rt286
->regmap
, true);
1081 regcache_mark_dirty(rt286
->regmap
);
1086 static int rt286_resume(struct snd_soc_codec
*codec
)
1088 struct rt286_priv
*rt286
= snd_soc_codec_get_drvdata(codec
);
1090 regcache_cache_only(rt286
->regmap
, false);
1091 rt286_index_sync(codec
);
1092 regcache_sync(rt286
->regmap
);
1097 #define rt286_suspend NULL
1098 #define rt286_resume NULL
1101 #define RT286_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
1102 #define RT286_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1103 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
1105 static const struct snd_soc_dai_ops rt286_aif_dai_ops
= {
1106 .hw_params
= rt286_hw_params
,
1107 .set_fmt
= rt286_set_dai_fmt
,
1108 .set_sysclk
= rt286_set_dai_sysclk
,
1109 .set_bclk_ratio
= rt286_set_bclk_ratio
,
1112 static struct snd_soc_dai_driver rt286_dai
[] = {
1114 .name
= "rt286-aif1",
1117 .stream_name
= "AIF1 Playback",
1120 .rates
= RT286_STEREO_RATES
,
1121 .formats
= RT286_FORMATS
,
1124 .stream_name
= "AIF1 Capture",
1127 .rates
= RT286_STEREO_RATES
,
1128 .formats
= RT286_FORMATS
,
1130 .ops
= &rt286_aif_dai_ops
,
1131 .symmetric_rates
= 1,
1134 .name
= "rt286-aif2",
1137 .stream_name
= "AIF2 Playback",
1140 .rates
= RT286_STEREO_RATES
,
1141 .formats
= RT286_FORMATS
,
1144 .stream_name
= "AIF2 Capture",
1147 .rates
= RT286_STEREO_RATES
,
1148 .formats
= RT286_FORMATS
,
1150 .ops
= &rt286_aif_dai_ops
,
1151 .symmetric_rates
= 1,
1156 static struct snd_soc_codec_driver soc_codec_dev_rt286
= {
1157 .probe
= rt286_probe
,
1158 .remove
= rt286_remove
,
1159 .suspend
= rt286_suspend
,
1160 .resume
= rt286_resume
,
1161 .set_bias_level
= rt286_set_bias_level
,
1162 .idle_bias_off
= true,
1163 .controls
= rt286_snd_controls
,
1164 .num_controls
= ARRAY_SIZE(rt286_snd_controls
),
1165 .dapm_widgets
= rt286_dapm_widgets
,
1166 .num_dapm_widgets
= ARRAY_SIZE(rt286_dapm_widgets
),
1167 .dapm_routes
= rt286_dapm_routes
,
1168 .num_dapm_routes
= ARRAY_SIZE(rt286_dapm_routes
),
1171 static const struct regmap_config rt286_regmap
= {
1174 .max_register
= 0x02370100,
1175 .volatile_reg
= rt286_volatile_register
,
1176 .readable_reg
= rt286_readable_register
,
1177 .reg_write
= rt286_hw_write
,
1178 .reg_read
= rt286_hw_read
,
1179 .cache_type
= REGCACHE_RBTREE
,
1180 .reg_defaults
= rt286_reg
,
1181 .num_reg_defaults
= ARRAY_SIZE(rt286_reg
),
1184 static const struct i2c_device_id rt286_i2c_id
[] = {
1189 MODULE_DEVICE_TABLE(i2c
, rt286_i2c_id
);
1191 static const struct acpi_device_id rt286_acpi_match
[] = {
1195 MODULE_DEVICE_TABLE(acpi
, rt286_acpi_match
);
1197 static struct dmi_system_id force_combo_jack_table
[] = {
1199 .ident
= "Intel Wilson Beach",
1201 DMI_MATCH(DMI_BOARD_NAME
, "Wilson Beach SDS")
1207 static struct dmi_system_id dmi_dell_dino
[] = {
1209 .ident
= "Dell Dino",
1211 DMI_MATCH(DMI_SYS_VENDOR
, "Dell Inc."),
1212 DMI_MATCH(DMI_PRODUCT_NAME
, "XPS 13 9343")
1218 static int rt286_i2c_probe(struct i2c_client
*i2c
,
1219 const struct i2c_device_id
*id
)
1221 struct rt286_platform_data
*pdata
= dev_get_platdata(&i2c
->dev
);
1222 struct rt286_priv
*rt286
;
1225 rt286
= devm_kzalloc(&i2c
->dev
, sizeof(*rt286
),
1230 rt286
->regmap
= devm_regmap_init(&i2c
->dev
, NULL
, i2c
, &rt286_regmap
);
1231 if (IS_ERR(rt286
->regmap
)) {
1232 ret
= PTR_ERR(rt286
->regmap
);
1233 dev_err(&i2c
->dev
, "Failed to allocate register map: %d\n",
1238 ret
= regmap_read(rt286
->regmap
,
1239 RT286_GET_PARAM(AC_NODE_ROOT
, AC_PAR_VENDOR_ID
), &val
);
1241 dev_err(&i2c
->dev
, "I2C error %d\n", ret
);
1244 if (val
!= RT286_VENDOR_ID
&& val
!= RT288_VENDOR_ID
) {
1246 "Device with ID register %x is not rt286\n", val
);
1250 rt286
->index_cache
= rt286_index_def
;
1252 i2c_set_clientdata(i2c
, rt286
);
1254 /* restore codec default */
1255 for (i
= 0; i
< INDEX_CACHE_SIZE
; i
++)
1256 regmap_write(rt286
->regmap
, rt286
->index_cache
[i
].reg
,
1257 rt286
->index_cache
[i
].def
);
1258 for (i
= 0; i
< ARRAY_SIZE(rt286_reg
); i
++)
1259 regmap_write(rt286
->regmap
, rt286_reg
[i
].reg
,
1263 rt286
->pdata
= *pdata
;
1265 if (dmi_check_system(force_combo_jack_table
) ||
1266 dmi_check_system(dmi_dell_dino
))
1267 rt286
->pdata
.cbj_en
= true;
1269 regmap_write(rt286
->regmap
, RT286_SET_AUDIO_POWER
, AC_PWRST_D3
);
1271 for (i
= 0; i
< RT286_POWER_REG_LEN
; i
++)
1272 regmap_write(rt286
->regmap
,
1273 RT286_SET_POWER(rt286_support_power_controls
[i
]),
1276 if (!rt286
->pdata
.cbj_en
) {
1277 regmap_write(rt286
->regmap
, RT286_CBJ_CTRL2
, 0x0000);
1278 regmap_write(rt286
->regmap
, RT286_MIC1_DET_CTRL
, 0x0816);
1279 regmap_update_bits(rt286
->regmap
,
1280 RT286_CBJ_CTRL1
, 0xf000, 0xb000);
1282 regmap_update_bits(rt286
->regmap
,
1283 RT286_CBJ_CTRL1
, 0xf000, 0x5000);
1288 if (!rt286
->pdata
.gpio2_en
)
1289 regmap_write(rt286
->regmap
, RT286_SET_DMIC2_DEFAULT
, 0x4000);
1291 regmap_write(rt286
->regmap
, RT286_SET_DMIC2_DEFAULT
, 0);
1295 regmap_write(rt286
->regmap
, RT286_MISC_CTRL1
, 0x0000);
1296 /* Power down LDO, VREF */
1297 regmap_update_bits(rt286
->regmap
, RT286_POWER_CTRL2
, 0xc, 0x0);
1298 regmap_update_bits(rt286
->regmap
, RT286_POWER_CTRL1
, 0x1001, 0x1001);
1300 /* Set depop parameter */
1301 regmap_update_bits(rt286
->regmap
, RT286_DEPOP_CTRL2
, 0x403a, 0x401a);
1302 regmap_update_bits(rt286
->regmap
, RT286_DEPOP_CTRL3
, 0xf777, 0x4737);
1303 regmap_update_bits(rt286
->regmap
, RT286_DEPOP_CTRL4
, 0x00ff, 0x003f);
1305 if (dmi_check_system(dmi_dell_dino
)) {
1306 regmap_update_bits(rt286
->regmap
,
1307 RT286_SET_GPIO_MASK
, 0x40, 0x40);
1308 regmap_update_bits(rt286
->regmap
,
1309 RT286_SET_GPIO_DIRECTION
, 0x40, 0x40);
1310 regmap_update_bits(rt286
->regmap
,
1311 RT286_SET_GPIO_DATA
, 0x40, 0x40);
1312 regmap_update_bits(rt286
->regmap
,
1313 RT286_GPIO_CTRL
, 0xc, 0x8);
1316 if (rt286
->i2c
->irq
) {
1317 ret
= request_threaded_irq(rt286
->i2c
->irq
, NULL
, rt286_irq
,
1318 IRQF_TRIGGER_HIGH
| IRQF_ONESHOT
, "rt286", rt286
);
1321 "Failed to reguest IRQ: %d\n", ret
);
1326 ret
= snd_soc_register_codec(&i2c
->dev
, &soc_codec_dev_rt286
,
1327 rt286_dai
, ARRAY_SIZE(rt286_dai
));
1332 static int rt286_i2c_remove(struct i2c_client
*i2c
)
1334 struct rt286_priv
*rt286
= i2c_get_clientdata(i2c
);
1337 free_irq(i2c
->irq
, rt286
);
1338 snd_soc_unregister_codec(&i2c
->dev
);
1344 static struct i2c_driver rt286_i2c_driver
= {
1347 .owner
= THIS_MODULE
,
1348 .acpi_match_table
= ACPI_PTR(rt286_acpi_match
),
1350 .probe
= rt286_i2c_probe
,
1351 .remove
= rt286_i2c_remove
,
1352 .id_table
= rt286_i2c_id
,
1355 module_i2c_driver(rt286_i2c_driver
);
1357 MODULE_DESCRIPTION("ASoC RT286 driver");
1358 MODULE_AUTHOR("Bard Liao <bardliao@realtek.com>");
1359 MODULE_LICENSE("GPL");