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Merge tag 'v4.7-rc2' into v4l_for_linus
[deliverable/linux.git] / sound / soc / codecs / da7219.c
1 /*
2 * da7219.c - DA7219 ALSA SoC Codec Driver
3 *
4 * Copyright (c) 2015 Dialog Semiconductor
5 *
6 * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation; either version 2 of the License, or (at your
11 * option) any later version.
12 */
13
14 #include <linux/acpi.h>
15 #include <linux/clk.h>
16 #include <linux/i2c.h>
17 #include <linux/of_device.h>
18 #include <linux/regmap.h>
19 #include <linux/slab.h>
20 #include <linux/pm.h>
21 #include <linux/module.h>
22 #include <linux/delay.h>
23 #include <linux/regulator/consumer.h>
24 #include <sound/pcm.h>
25 #include <sound/pcm_params.h>
26 #include <sound/soc.h>
27 #include <sound/soc-dapm.h>
28 #include <sound/initval.h>
29 #include <sound/tlv.h>
30 #include <asm/div64.h>
31
32 #include <sound/da7219.h>
33 #include "da7219.h"
34 #include "da7219-aad.h"
35
36
37 /*
38 * TLVs and Enums
39 */
40
41 /* Input TLVs */
42 static const DECLARE_TLV_DB_SCALE(da7219_mic_gain_tlv, -600, 600, 0);
43 static const DECLARE_TLV_DB_SCALE(da7219_mixin_gain_tlv, -450, 150, 0);
44 static const DECLARE_TLV_DB_SCALE(da7219_adc_dig_gain_tlv, -8325, 75, 0);
45 static const DECLARE_TLV_DB_SCALE(da7219_alc_threshold_tlv, -9450, 150, 0);
46 static const DECLARE_TLV_DB_SCALE(da7219_alc_gain_tlv, 0, 600, 0);
47 static const DECLARE_TLV_DB_SCALE(da7219_alc_ana_gain_tlv, 0, 600, 0);
48 static const DECLARE_TLV_DB_SCALE(da7219_sidetone_gain_tlv, -4200, 300, 0);
49 static const DECLARE_TLV_DB_SCALE(da7219_tonegen_gain_tlv, -4500, 300, 0);
50
51 /* Output TLVs */
52 static const DECLARE_TLV_DB_SCALE(da7219_dac_eq_band_tlv, -1050, 150, 0);
53
54 static const DECLARE_TLV_DB_RANGE(da7219_dac_dig_gain_tlv,
55 0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
56 /* -77.25dB to 12dB */
57 0x08, 0x7f, TLV_DB_SCALE_ITEM(-7725, 75, 0)
58 );
59
60 static const DECLARE_TLV_DB_SCALE(da7219_dac_ng_threshold_tlv, -10200, 600, 0);
61 static const DECLARE_TLV_DB_SCALE(da7219_hp_gain_tlv, -5700, 100, 0);
62
63 /* Input Enums */
64 static const char * const da7219_alc_attack_rate_txt[] = {
65 "7.33/fs", "14.66/fs", "29.32/fs", "58.64/fs", "117.3/fs", "234.6/fs",
66 "469.1/fs", "938.2/fs", "1876/fs", "3753/fs", "7506/fs", "15012/fs",
67 "30024/fs"
68 };
69
70 static const struct soc_enum da7219_alc_attack_rate =
71 SOC_ENUM_SINGLE(DA7219_ALC_CTRL2, DA7219_ALC_ATTACK_SHIFT,
72 DA7219_ALC_ATTACK_MAX, da7219_alc_attack_rate_txt);
73
74 static const char * const da7219_alc_release_rate_txt[] = {
75 "28.66/fs", "57.33/fs", "114.6/fs", "229.3/fs", "458.6/fs", "917.1/fs",
76 "1834/fs", "3668/fs", "7337/fs", "14674/fs", "29348/fs"
77 };
78
79 static const struct soc_enum da7219_alc_release_rate =
80 SOC_ENUM_SINGLE(DA7219_ALC_CTRL2, DA7219_ALC_RELEASE_SHIFT,
81 DA7219_ALC_RELEASE_MAX, da7219_alc_release_rate_txt);
82
83 static const char * const da7219_alc_hold_time_txt[] = {
84 "62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs",
85 "7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs",
86 "253952/fs", "507904/fs", "1015808/fs", "2031616/fs"
87 };
88
89 static const struct soc_enum da7219_alc_hold_time =
90 SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_HOLD_SHIFT,
91 DA7219_ALC_HOLD_MAX, da7219_alc_hold_time_txt);
92
93 static const char * const da7219_alc_env_rate_txt[] = {
94 "1/4", "1/16", "1/256", "1/65536"
95 };
96
97 static const struct soc_enum da7219_alc_env_attack_rate =
98 SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_INTEG_ATTACK_SHIFT,
99 DA7219_ALC_INTEG_MAX, da7219_alc_env_rate_txt);
100
101 static const struct soc_enum da7219_alc_env_release_rate =
102 SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_INTEG_RELEASE_SHIFT,
103 DA7219_ALC_INTEG_MAX, da7219_alc_env_rate_txt);
104
105 static const char * const da7219_alc_anticlip_step_txt[] = {
106 "0.034dB/fs", "0.068dB/fs", "0.136dB/fs", "0.272dB/fs"
107 };
108
109 static const struct soc_enum da7219_alc_anticlip_step =
110 SOC_ENUM_SINGLE(DA7219_ALC_ANTICLIP_CTRL,
111 DA7219_ALC_ANTICLIP_STEP_SHIFT,
112 DA7219_ALC_ANTICLIP_STEP_MAX,
113 da7219_alc_anticlip_step_txt);
114
115 /* Input/Output Enums */
116 static const char * const da7219_gain_ramp_rate_txt[] = {
117 "Nominal Rate * 8", "Nominal Rate", "Nominal Rate / 8",
118 "Nominal Rate / 16"
119 };
120
121 static const struct soc_enum da7219_gain_ramp_rate =
122 SOC_ENUM_SINGLE(DA7219_GAIN_RAMP_CTRL, DA7219_GAIN_RAMP_RATE_SHIFT,
123 DA7219_GAIN_RAMP_RATE_MAX, da7219_gain_ramp_rate_txt);
124
125 static const char * const da7219_hpf_mode_txt[] = {
126 "Disabled", "Audio", "Voice"
127 };
128
129 static const unsigned int da7219_hpf_mode_val[] = {
130 DA7219_HPF_DISABLED, DA7219_HPF_AUDIO_EN, DA7219_HPF_VOICE_EN,
131 };
132
133 static const struct soc_enum da7219_adc_hpf_mode =
134 SOC_VALUE_ENUM_SINGLE(DA7219_ADC_FILTERS1, DA7219_HPF_MODE_SHIFT,
135 DA7219_HPF_MODE_MASK, DA7219_HPF_MODE_MAX,
136 da7219_hpf_mode_txt, da7219_hpf_mode_val);
137
138 static const struct soc_enum da7219_dac_hpf_mode =
139 SOC_VALUE_ENUM_SINGLE(DA7219_DAC_FILTERS1, DA7219_HPF_MODE_SHIFT,
140 DA7219_HPF_MODE_MASK, DA7219_HPF_MODE_MAX,
141 da7219_hpf_mode_txt, da7219_hpf_mode_val);
142
143 static const char * const da7219_audio_hpf_corner_txt[] = {
144 "2Hz", "4Hz", "8Hz", "16Hz"
145 };
146
147 static const struct soc_enum da7219_adc_audio_hpf_corner =
148 SOC_ENUM_SINGLE(DA7219_ADC_FILTERS1,
149 DA7219_ADC_AUDIO_HPF_CORNER_SHIFT,
150 DA7219_AUDIO_HPF_CORNER_MAX,
151 da7219_audio_hpf_corner_txt);
152
153 static const struct soc_enum da7219_dac_audio_hpf_corner =
154 SOC_ENUM_SINGLE(DA7219_DAC_FILTERS1,
155 DA7219_DAC_AUDIO_HPF_CORNER_SHIFT,
156 DA7219_AUDIO_HPF_CORNER_MAX,
157 da7219_audio_hpf_corner_txt);
158
159 static const char * const da7219_voice_hpf_corner_txt[] = {
160 "2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz"
161 };
162
163 static const struct soc_enum da7219_adc_voice_hpf_corner =
164 SOC_ENUM_SINGLE(DA7219_ADC_FILTERS1,
165 DA7219_ADC_VOICE_HPF_CORNER_SHIFT,
166 DA7219_VOICE_HPF_CORNER_MAX,
167 da7219_voice_hpf_corner_txt);
168
169 static const struct soc_enum da7219_dac_voice_hpf_corner =
170 SOC_ENUM_SINGLE(DA7219_DAC_FILTERS1,
171 DA7219_DAC_VOICE_HPF_CORNER_SHIFT,
172 DA7219_VOICE_HPF_CORNER_MAX,
173 da7219_voice_hpf_corner_txt);
174
175 static const char * const da7219_tonegen_dtmf_key_txt[] = {
176 "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D",
177 "*", "#"
178 };
179
180 static const struct soc_enum da7219_tonegen_dtmf_key =
181 SOC_ENUM_SINGLE(DA7219_TONE_GEN_CFG1, DA7219_DTMF_REG_SHIFT,
182 DA7219_DTMF_REG_MAX, da7219_tonegen_dtmf_key_txt);
183
184 static const char * const da7219_tonegen_swg_sel_txt[] = {
185 "Sum", "SWG1", "SWG2", "SWG1_1-Cos"
186 };
187
188 static const struct soc_enum da7219_tonegen_swg_sel =
189 SOC_ENUM_SINGLE(DA7219_TONE_GEN_CFG2, DA7219_SWG_SEL_SHIFT,
190 DA7219_SWG_SEL_MAX, da7219_tonegen_swg_sel_txt);
191
192 /* Output Enums */
193 static const char * const da7219_dac_softmute_rate_txt[] = {
194 "1 Sample", "2 Samples", "4 Samples", "8 Samples", "16 Samples",
195 "32 Samples", "64 Samples"
196 };
197
198 static const struct soc_enum da7219_dac_softmute_rate =
199 SOC_ENUM_SINGLE(DA7219_DAC_FILTERS5, DA7219_DAC_SOFTMUTE_RATE_SHIFT,
200 DA7219_DAC_SOFTMUTE_RATE_MAX,
201 da7219_dac_softmute_rate_txt);
202
203 static const char * const da7219_dac_ng_setup_time_txt[] = {
204 "256 Samples", "512 Samples", "1024 Samples", "2048 Samples"
205 };
206
207 static const struct soc_enum da7219_dac_ng_setup_time =
208 SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME,
209 DA7219_DAC_NG_SETUP_TIME_SHIFT,
210 DA7219_DAC_NG_SETUP_TIME_MAX,
211 da7219_dac_ng_setup_time_txt);
212
213 static const char * const da7219_dac_ng_rampup_txt[] = {
214 "0.22ms/dB", "0.0138ms/dB"
215 };
216
217 static const struct soc_enum da7219_dac_ng_rampup_rate =
218 SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME,
219 DA7219_DAC_NG_RAMPUP_RATE_SHIFT,
220 DA7219_DAC_NG_RAMP_RATE_MAX,
221 da7219_dac_ng_rampup_txt);
222
223 static const char * const da7219_dac_ng_rampdown_txt[] = {
224 "0.88ms/dB", "14.08ms/dB"
225 };
226
227 static const struct soc_enum da7219_dac_ng_rampdown_rate =
228 SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME,
229 DA7219_DAC_NG_RAMPDN_RATE_SHIFT,
230 DA7219_DAC_NG_RAMP_RATE_MAX,
231 da7219_dac_ng_rampdown_txt);
232
233
234 static const char * const da7219_cp_track_mode_txt[] = {
235 "Largest Volume", "DAC Volume", "Signal Magnitude"
236 };
237
238 static const unsigned int da7219_cp_track_mode_val[] = {
239 DA7219_CP_MCHANGE_LARGEST_VOL, DA7219_CP_MCHANGE_DAC_VOL,
240 DA7219_CP_MCHANGE_SIG_MAG
241 };
242
243 static const struct soc_enum da7219_cp_track_mode =
244 SOC_VALUE_ENUM_SINGLE(DA7219_CP_CTRL, DA7219_CP_MCHANGE_SHIFT,
245 DA7219_CP_MCHANGE_REL_MASK, DA7219_CP_MCHANGE_MAX,
246 da7219_cp_track_mode_txt,
247 da7219_cp_track_mode_val);
248
249
250 /*
251 * Control Functions
252 */
253
254 /* Locked Kcontrol calls */
255 static int da7219_volsw_locked_get(struct snd_kcontrol *kcontrol,
256 struct snd_ctl_elem_value *ucontrol)
257 {
258 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
259 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
260 int ret;
261
262 mutex_lock(&da7219->lock);
263 ret = snd_soc_get_volsw(kcontrol, ucontrol);
264 mutex_unlock(&da7219->lock);
265
266 return ret;
267 }
268
269 static int da7219_volsw_locked_put(struct snd_kcontrol *kcontrol,
270 struct snd_ctl_elem_value *ucontrol)
271 {
272 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
273 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
274 int ret;
275
276 mutex_lock(&da7219->lock);
277 ret = snd_soc_put_volsw(kcontrol, ucontrol);
278 mutex_unlock(&da7219->lock);
279
280 return ret;
281 }
282
283 static int da7219_enum_locked_get(struct snd_kcontrol *kcontrol,
284 struct snd_ctl_elem_value *ucontrol)
285 {
286 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
287 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
288 int ret;
289
290 mutex_lock(&da7219->lock);
291 ret = snd_soc_get_enum_double(kcontrol, ucontrol);
292 mutex_unlock(&da7219->lock);
293
294 return ret;
295 }
296
297 static int da7219_enum_locked_put(struct snd_kcontrol *kcontrol,
298 struct snd_ctl_elem_value *ucontrol)
299 {
300 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
301 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
302 int ret;
303
304 mutex_lock(&da7219->lock);
305 ret = snd_soc_put_enum_double(kcontrol, ucontrol);
306 mutex_unlock(&da7219->lock);
307
308 return ret;
309 }
310
311 /* ALC */
312 static void da7219_alc_calib(struct snd_soc_codec *codec)
313 {
314 u8 mic_ctrl, mixin_ctrl, adc_ctrl, calib_ctrl;
315
316 /* Save current state of mic control register */
317 mic_ctrl = snd_soc_read(codec, DA7219_MIC_1_CTRL);
318
319 /* Save current state of input mixer control register */
320 mixin_ctrl = snd_soc_read(codec, DA7219_MIXIN_L_CTRL);
321
322 /* Save current state of input ADC control register */
323 adc_ctrl = snd_soc_read(codec, DA7219_ADC_L_CTRL);
324
325 /* Enable then Mute MIC PGAs */
326 snd_soc_update_bits(codec, DA7219_MIC_1_CTRL, DA7219_MIC_1_AMP_EN_MASK,
327 DA7219_MIC_1_AMP_EN_MASK);
328 snd_soc_update_bits(codec, DA7219_MIC_1_CTRL,
329 DA7219_MIC_1_AMP_MUTE_EN_MASK,
330 DA7219_MIC_1_AMP_MUTE_EN_MASK);
331
332 /* Enable input mixers unmuted */
333 snd_soc_update_bits(codec, DA7219_MIXIN_L_CTRL,
334 DA7219_MIXIN_L_AMP_EN_MASK |
335 DA7219_MIXIN_L_AMP_MUTE_EN_MASK,
336 DA7219_MIXIN_L_AMP_EN_MASK);
337
338 /* Enable input filters unmuted */
339 snd_soc_update_bits(codec, DA7219_ADC_L_CTRL,
340 DA7219_ADC_L_MUTE_EN_MASK | DA7219_ADC_L_EN_MASK,
341 DA7219_ADC_L_EN_MASK);
342
343 /* Perform auto calibration */
344 snd_soc_update_bits(codec, DA7219_ALC_CTRL1,
345 DA7219_ALC_AUTO_CALIB_EN_MASK,
346 DA7219_ALC_AUTO_CALIB_EN_MASK);
347 do {
348 calib_ctrl = snd_soc_read(codec, DA7219_ALC_CTRL1);
349 } while (calib_ctrl & DA7219_ALC_AUTO_CALIB_EN_MASK);
350
351 /* If auto calibration fails, disable DC offset, hybrid ALC */
352 if (calib_ctrl & DA7219_ALC_CALIB_OVERFLOW_MASK) {
353 dev_warn(codec->dev,
354 "ALC auto calibration failed with overflow\n");
355 snd_soc_update_bits(codec, DA7219_ALC_CTRL1,
356 DA7219_ALC_OFFSET_EN_MASK |
357 DA7219_ALC_SYNC_MODE_MASK, 0);
358 } else {
359 /* Enable DC offset cancellation, hybrid mode */
360 snd_soc_update_bits(codec, DA7219_ALC_CTRL1,
361 DA7219_ALC_OFFSET_EN_MASK |
362 DA7219_ALC_SYNC_MODE_MASK,
363 DA7219_ALC_OFFSET_EN_MASK |
364 DA7219_ALC_SYNC_MODE_MASK);
365 }
366
367 /* Restore input filter control register to original state */
368 snd_soc_write(codec, DA7219_ADC_L_CTRL, adc_ctrl);
369
370 /* Restore input mixer control registers to original state */
371 snd_soc_write(codec, DA7219_MIXIN_L_CTRL, mixin_ctrl);
372
373 /* Restore MIC control registers to original states */
374 snd_soc_write(codec, DA7219_MIC_1_CTRL, mic_ctrl);
375 }
376
377 static int da7219_mixin_gain_put(struct snd_kcontrol *kcontrol,
378 struct snd_ctl_elem_value *ucontrol)
379 {
380 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
381 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
382 int ret;
383
384 ret = snd_soc_put_volsw(kcontrol, ucontrol);
385
386 /*
387 * If ALC in operation and value of control has been updated,
388 * make sure calibrated offsets are updated.
389 */
390 if ((ret == 1) && (da7219->alc_en))
391 da7219_alc_calib(codec);
392
393 return ret;
394 }
395
396 static int da7219_alc_sw_put(struct snd_kcontrol *kcontrol,
397 struct snd_ctl_elem_value *ucontrol)
398 {
399 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
400 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
401
402
403 /* Force ALC offset calibration if enabling ALC */
404 if ((ucontrol->value.integer.value[0]) && (!da7219->alc_en)) {
405 da7219_alc_calib(codec);
406 da7219->alc_en = true;
407 } else {
408 da7219->alc_en = false;
409 }
410
411 return snd_soc_put_volsw(kcontrol, ucontrol);
412 }
413
414 /* ToneGen */
415 static int da7219_tonegen_freq_get(struct snd_kcontrol *kcontrol,
416 struct snd_ctl_elem_value *ucontrol)
417 {
418 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
419 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
420 struct soc_mixer_control *mixer_ctrl =
421 (struct soc_mixer_control *) kcontrol->private_value;
422 unsigned int reg = mixer_ctrl->reg;
423 u16 val;
424 int ret;
425
426 mutex_lock(&da7219->lock);
427 ret = regmap_raw_read(da7219->regmap, reg, &val, sizeof(val));
428 mutex_unlock(&da7219->lock);
429
430 if (ret)
431 return ret;
432
433 /*
434 * Frequency value spans two 8-bit registers, lower then upper byte.
435 * Therefore we need to convert to host endianness here.
436 */
437 ucontrol->value.integer.value[0] = le16_to_cpu(val);
438
439 return 0;
440 }
441
442 static int da7219_tonegen_freq_put(struct snd_kcontrol *kcontrol,
443 struct snd_ctl_elem_value *ucontrol)
444 {
445 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
446 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
447 struct soc_mixer_control *mixer_ctrl =
448 (struct soc_mixer_control *) kcontrol->private_value;
449 unsigned int reg = mixer_ctrl->reg;
450 u16 val;
451 int ret;
452
453 /*
454 * Frequency value spans two 8-bit registers, lower then upper byte.
455 * Therefore we need to convert to little endian here to align with
456 * HW registers.
457 */
458 val = cpu_to_le16(ucontrol->value.integer.value[0]);
459
460 mutex_lock(&da7219->lock);
461 ret = regmap_raw_write(da7219->regmap, reg, &val, sizeof(val));
462 mutex_unlock(&da7219->lock);
463
464 return ret;
465 }
466
467
468 /*
469 * KControls
470 */
471
472 static const struct snd_kcontrol_new da7219_snd_controls[] = {
473 /* Mics */
474 SOC_SINGLE_TLV("Mic Volume", DA7219_MIC_1_GAIN,
475 DA7219_MIC_1_AMP_GAIN_SHIFT, DA7219_MIC_1_AMP_GAIN_MAX,
476 DA7219_NO_INVERT, da7219_mic_gain_tlv),
477 SOC_SINGLE("Mic Switch", DA7219_MIC_1_CTRL,
478 DA7219_MIC_1_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX,
479 DA7219_INVERT),
480
481 /* Mixer Input */
482 SOC_SINGLE_EXT_TLV("Mixin Volume", DA7219_MIXIN_L_GAIN,
483 DA7219_MIXIN_L_AMP_GAIN_SHIFT,
484 DA7219_MIXIN_L_AMP_GAIN_MAX, DA7219_NO_INVERT,
485 snd_soc_get_volsw, da7219_mixin_gain_put,
486 da7219_mixin_gain_tlv),
487 SOC_SINGLE("Mixin Switch", DA7219_MIXIN_L_CTRL,
488 DA7219_MIXIN_L_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX,
489 DA7219_INVERT),
490 SOC_SINGLE("Mixin Gain Ramp Switch", DA7219_MIXIN_L_CTRL,
491 DA7219_MIXIN_L_AMP_RAMP_EN_SHIFT, DA7219_SWITCH_EN_MAX,
492 DA7219_NO_INVERT),
493 SOC_SINGLE("Mixin ZC Gain Switch", DA7219_MIXIN_L_CTRL,
494 DA7219_MIXIN_L_AMP_ZC_EN_SHIFT, DA7219_SWITCH_EN_MAX,
495 DA7219_NO_INVERT),
496
497 /* ADC */
498 SOC_SINGLE_TLV("Capture Digital Volume", DA7219_ADC_L_GAIN,
499 DA7219_ADC_L_DIGITAL_GAIN_SHIFT,
500 DA7219_ADC_L_DIGITAL_GAIN_MAX, DA7219_NO_INVERT,
501 da7219_adc_dig_gain_tlv),
502 SOC_SINGLE("Capture Digital Switch", DA7219_ADC_L_CTRL,
503 DA7219_ADC_L_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX,
504 DA7219_INVERT),
505 SOC_SINGLE("Capture Digital Gain Ramp Switch", DA7219_ADC_L_CTRL,
506 DA7219_ADC_L_RAMP_EN_SHIFT, DA7219_SWITCH_EN_MAX,
507 DA7219_NO_INVERT),
508
509 /* ALC */
510 SOC_ENUM("ALC Attack Rate", da7219_alc_attack_rate),
511 SOC_ENUM("ALC Release Rate", da7219_alc_release_rate),
512 SOC_ENUM("ALC Hold Time", da7219_alc_hold_time),
513 SOC_ENUM("ALC Envelope Attack Rate", da7219_alc_env_attack_rate),
514 SOC_ENUM("ALC Envelope Release Rate", da7219_alc_env_release_rate),
515 SOC_SINGLE_TLV("ALC Noise Threshold", DA7219_ALC_NOISE,
516 DA7219_ALC_NOISE_SHIFT, DA7219_ALC_THRESHOLD_MAX,
517 DA7219_INVERT, da7219_alc_threshold_tlv),
518 SOC_SINGLE_TLV("ALC Min Threshold", DA7219_ALC_TARGET_MIN,
519 DA7219_ALC_THRESHOLD_MIN_SHIFT, DA7219_ALC_THRESHOLD_MAX,
520 DA7219_INVERT, da7219_alc_threshold_tlv),
521 SOC_SINGLE_TLV("ALC Max Threshold", DA7219_ALC_TARGET_MAX,
522 DA7219_ALC_THRESHOLD_MAX_SHIFT, DA7219_ALC_THRESHOLD_MAX,
523 DA7219_INVERT, da7219_alc_threshold_tlv),
524 SOC_SINGLE_TLV("ALC Max Attenuation", DA7219_ALC_GAIN_LIMITS,
525 DA7219_ALC_ATTEN_MAX_SHIFT, DA7219_ALC_ATTEN_GAIN_MAX,
526 DA7219_NO_INVERT, da7219_alc_gain_tlv),
527 SOC_SINGLE_TLV("ALC Max Volume", DA7219_ALC_GAIN_LIMITS,
528 DA7219_ALC_GAIN_MAX_SHIFT, DA7219_ALC_ATTEN_GAIN_MAX,
529 DA7219_NO_INVERT, da7219_alc_gain_tlv),
530 SOC_SINGLE_RANGE_TLV("ALC Min Analog Volume", DA7219_ALC_ANA_GAIN_LIMITS,
531 DA7219_ALC_ANA_GAIN_MIN_SHIFT,
532 DA7219_ALC_ANA_GAIN_MIN, DA7219_ALC_ANA_GAIN_MAX,
533 DA7219_NO_INVERT, da7219_alc_ana_gain_tlv),
534 SOC_SINGLE_RANGE_TLV("ALC Max Analog Volume", DA7219_ALC_ANA_GAIN_LIMITS,
535 DA7219_ALC_ANA_GAIN_MAX_SHIFT,
536 DA7219_ALC_ANA_GAIN_MIN, DA7219_ALC_ANA_GAIN_MAX,
537 DA7219_NO_INVERT, da7219_alc_ana_gain_tlv),
538 SOC_ENUM("ALC Anticlip Step", da7219_alc_anticlip_step),
539 SOC_SINGLE("ALC Anticlip Switch", DA7219_ALC_ANTICLIP_CTRL,
540 DA7219_ALC_ANTIPCLIP_EN_SHIFT, DA7219_SWITCH_EN_MAX,
541 DA7219_NO_INVERT),
542 SOC_SINGLE_EXT("ALC Switch", DA7219_ALC_CTRL1, DA7219_ALC_EN_SHIFT,
543 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT,
544 snd_soc_get_volsw, da7219_alc_sw_put),
545
546 /* Input High-Pass Filters */
547 SOC_ENUM("ADC HPF Mode", da7219_adc_hpf_mode),
548 SOC_ENUM("ADC HPF Corner Audio", da7219_adc_audio_hpf_corner),
549 SOC_ENUM("ADC HPF Corner Voice", da7219_adc_voice_hpf_corner),
550
551 /* Sidetone Filter */
552 SOC_SINGLE_TLV("Sidetone Volume", DA7219_SIDETONE_GAIN,
553 DA7219_SIDETONE_GAIN_SHIFT, DA7219_SIDETONE_GAIN_MAX,
554 DA7219_NO_INVERT, da7219_sidetone_gain_tlv),
555 SOC_SINGLE("Sidetone Switch", DA7219_SIDETONE_CTRL,
556 DA7219_SIDETONE_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX,
557 DA7219_INVERT),
558
559 /* Tone Generator */
560 SOC_SINGLE_EXT_TLV("ToneGen Volume", DA7219_TONE_GEN_CFG2,
561 DA7219_TONE_GEN_GAIN_SHIFT, DA7219_TONE_GEN_GAIN_MAX,
562 DA7219_NO_INVERT, da7219_volsw_locked_get,
563 da7219_volsw_locked_put, da7219_tonegen_gain_tlv),
564 SOC_ENUM_EXT("ToneGen DTMF Key", da7219_tonegen_dtmf_key,
565 da7219_enum_locked_get, da7219_enum_locked_put),
566 SOC_SINGLE_EXT("ToneGen DTMF Switch", DA7219_TONE_GEN_CFG1,
567 DA7219_DTMF_EN_SHIFT, DA7219_SWITCH_EN_MAX,
568 DA7219_NO_INVERT, da7219_volsw_locked_get,
569 da7219_volsw_locked_put),
570 SOC_ENUM_EXT("ToneGen Sinewave Gen Type", da7219_tonegen_swg_sel,
571 da7219_enum_locked_get, da7219_enum_locked_put),
572 SOC_SINGLE_EXT("ToneGen Sinewave1 Freq", DA7219_TONE_GEN_FREQ1_L,
573 DA7219_FREQ1_L_SHIFT, DA7219_FREQ_MAX, DA7219_NO_INVERT,
574 da7219_tonegen_freq_get, da7219_tonegen_freq_put),
575 SOC_SINGLE_EXT("ToneGen Sinewave2 Freq", DA7219_TONE_GEN_FREQ2_L,
576 DA7219_FREQ2_L_SHIFT, DA7219_FREQ_MAX, DA7219_NO_INVERT,
577 da7219_tonegen_freq_get, da7219_tonegen_freq_put),
578 SOC_SINGLE_EXT("ToneGen On Time", DA7219_TONE_GEN_ON_PER,
579 DA7219_BEEP_ON_PER_SHIFT, DA7219_BEEP_ON_OFF_MAX,
580 DA7219_NO_INVERT, da7219_volsw_locked_get,
581 da7219_volsw_locked_put),
582 SOC_SINGLE("ToneGen Off Time", DA7219_TONE_GEN_OFF_PER,
583 DA7219_BEEP_OFF_PER_SHIFT, DA7219_BEEP_ON_OFF_MAX,
584 DA7219_NO_INVERT),
585
586 /* Gain ramping */
587 SOC_ENUM("Gain Ramp Rate", da7219_gain_ramp_rate),
588
589 /* DAC High-Pass Filter */
590 SOC_ENUM_EXT("DAC HPF Mode", da7219_dac_hpf_mode,
591 da7219_enum_locked_get, da7219_enum_locked_put),
592 SOC_ENUM("DAC HPF Corner Audio", da7219_dac_audio_hpf_corner),
593 SOC_ENUM("DAC HPF Corner Voice", da7219_dac_voice_hpf_corner),
594
595 /* DAC 5-Band Equaliser */
596 SOC_SINGLE_TLV("DAC EQ Band1 Volume", DA7219_DAC_FILTERS2,
597 DA7219_DAC_EQ_BAND1_SHIFT, DA7219_DAC_EQ_BAND_MAX,
598 DA7219_NO_INVERT, da7219_dac_eq_band_tlv),
599 SOC_SINGLE_TLV("DAC EQ Band2 Volume", DA7219_DAC_FILTERS2,
600 DA7219_DAC_EQ_BAND2_SHIFT, DA7219_DAC_EQ_BAND_MAX,
601 DA7219_NO_INVERT, da7219_dac_eq_band_tlv),
602 SOC_SINGLE_TLV("DAC EQ Band3 Volume", DA7219_DAC_FILTERS3,
603 DA7219_DAC_EQ_BAND3_SHIFT, DA7219_DAC_EQ_BAND_MAX,
604 DA7219_NO_INVERT, da7219_dac_eq_band_tlv),
605 SOC_SINGLE_TLV("DAC EQ Band4 Volume", DA7219_DAC_FILTERS3,
606 DA7219_DAC_EQ_BAND4_SHIFT, DA7219_DAC_EQ_BAND_MAX,
607 DA7219_NO_INVERT, da7219_dac_eq_band_tlv),
608 SOC_SINGLE_TLV("DAC EQ Band5 Volume", DA7219_DAC_FILTERS4,
609 DA7219_DAC_EQ_BAND5_SHIFT, DA7219_DAC_EQ_BAND_MAX,
610 DA7219_NO_INVERT, da7219_dac_eq_band_tlv),
611 SOC_SINGLE_EXT("DAC EQ Switch", DA7219_DAC_FILTERS4,
612 DA7219_DAC_EQ_EN_SHIFT, DA7219_SWITCH_EN_MAX,
613 DA7219_NO_INVERT, da7219_volsw_locked_get,
614 da7219_volsw_locked_put),
615
616 /* DAC Softmute */
617 SOC_ENUM("DAC Soft Mute Rate", da7219_dac_softmute_rate),
618 SOC_SINGLE_EXT("DAC Soft Mute Switch", DA7219_DAC_FILTERS5,
619 DA7219_DAC_SOFTMUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX,
620 DA7219_NO_INVERT, da7219_volsw_locked_get,
621 da7219_volsw_locked_put),
622
623 /* DAC Noise Gate */
624 SOC_ENUM("DAC NG Setup Time", da7219_dac_ng_setup_time),
625 SOC_ENUM("DAC NG Rampup Rate", da7219_dac_ng_rampup_rate),
626 SOC_ENUM("DAC NG Rampdown Rate", da7219_dac_ng_rampdown_rate),
627 SOC_SINGLE_TLV("DAC NG Off Threshold", DA7219_DAC_NG_OFF_THRESH,
628 DA7219_DAC_NG_OFF_THRESHOLD_SHIFT,
629 DA7219_DAC_NG_THRESHOLD_MAX, DA7219_NO_INVERT,
630 da7219_dac_ng_threshold_tlv),
631 SOC_SINGLE_TLV("DAC NG On Threshold", DA7219_DAC_NG_ON_THRESH,
632 DA7219_DAC_NG_ON_THRESHOLD_SHIFT,
633 DA7219_DAC_NG_THRESHOLD_MAX, DA7219_NO_INVERT,
634 da7219_dac_ng_threshold_tlv),
635 SOC_SINGLE("DAC NG Switch", DA7219_DAC_NG_CTRL, DA7219_DAC_NG_EN_SHIFT,
636 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
637
638 /* DACs */
639 SOC_DOUBLE_R_EXT_TLV("Playback Digital Volume", DA7219_DAC_L_GAIN,
640 DA7219_DAC_R_GAIN, DA7219_DAC_L_DIGITAL_GAIN_SHIFT,
641 DA7219_DAC_DIGITAL_GAIN_MAX, DA7219_NO_INVERT,
642 da7219_volsw_locked_get, da7219_volsw_locked_put,
643 da7219_dac_dig_gain_tlv),
644 SOC_DOUBLE_R_EXT("Playback Digital Switch", DA7219_DAC_L_CTRL,
645 DA7219_DAC_R_CTRL, DA7219_DAC_L_MUTE_EN_SHIFT,
646 DA7219_SWITCH_EN_MAX, DA7219_INVERT,
647 da7219_volsw_locked_get, da7219_volsw_locked_put),
648 SOC_DOUBLE_R("Playback Digital Gain Ramp Switch", DA7219_DAC_L_CTRL,
649 DA7219_DAC_R_CTRL, DA7219_DAC_L_RAMP_EN_SHIFT,
650 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
651
652 /* CP */
653 SOC_ENUM("Charge Pump Track Mode", da7219_cp_track_mode),
654 SOC_SINGLE("Charge Pump Threshold", DA7219_CP_VOL_THRESHOLD1,
655 DA7219_CP_THRESH_VDD2_SHIFT, DA7219_CP_THRESH_VDD2_MAX,
656 DA7219_NO_INVERT),
657
658 /* Headphones */
659 SOC_DOUBLE_R_EXT_TLV("Headphone Volume", DA7219_HP_L_GAIN,
660 DA7219_HP_R_GAIN, DA7219_HP_L_AMP_GAIN_SHIFT,
661 DA7219_HP_AMP_GAIN_MAX, DA7219_NO_INVERT,
662 da7219_volsw_locked_get, da7219_volsw_locked_put,
663 da7219_hp_gain_tlv),
664 SOC_DOUBLE_R_EXT("Headphone Switch", DA7219_HP_L_CTRL, DA7219_HP_R_CTRL,
665 DA7219_HP_L_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX,
666 DA7219_INVERT, da7219_volsw_locked_get,
667 da7219_volsw_locked_put),
668 SOC_DOUBLE_R("Headphone Gain Ramp Switch", DA7219_HP_L_CTRL,
669 DA7219_HP_R_CTRL, DA7219_HP_L_AMP_RAMP_EN_SHIFT,
670 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
671 SOC_DOUBLE_R("Headphone ZC Gain Switch", DA7219_HP_L_CTRL,
672 DA7219_HP_R_CTRL, DA7219_HP_L_AMP_ZC_EN_SHIFT,
673 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
674 };
675
676
677 /*
678 * DAPM Mux Controls
679 */
680
681 static const char * const da7219_out_sel_txt[] = {
682 "ADC", "Tone Generator", "DAIL", "DAIR"
683 };
684
685 static const struct soc_enum da7219_out_dail_sel =
686 SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAI,
687 DA7219_DAI_L_SRC_SHIFT,
688 DA7219_OUT_SRC_MAX,
689 da7219_out_sel_txt);
690
691 static const struct snd_kcontrol_new da7219_out_dail_sel_mux =
692 SOC_DAPM_ENUM("Out DAIL Mux", da7219_out_dail_sel);
693
694 static const struct soc_enum da7219_out_dair_sel =
695 SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAI,
696 DA7219_DAI_R_SRC_SHIFT,
697 DA7219_OUT_SRC_MAX,
698 da7219_out_sel_txt);
699
700 static const struct snd_kcontrol_new da7219_out_dair_sel_mux =
701 SOC_DAPM_ENUM("Out DAIR Mux", da7219_out_dair_sel);
702
703 static const struct soc_enum da7219_out_dacl_sel =
704 SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAC,
705 DA7219_DAC_L_SRC_SHIFT,
706 DA7219_OUT_SRC_MAX,
707 da7219_out_sel_txt);
708
709 static const struct snd_kcontrol_new da7219_out_dacl_sel_mux =
710 SOC_DAPM_ENUM("Out DACL Mux", da7219_out_dacl_sel);
711
712 static const struct soc_enum da7219_out_dacr_sel =
713 SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAC,
714 DA7219_DAC_R_SRC_SHIFT,
715 DA7219_OUT_SRC_MAX,
716 da7219_out_sel_txt);
717
718 static const struct snd_kcontrol_new da7219_out_dacr_sel_mux =
719 SOC_DAPM_ENUM("Out DACR Mux", da7219_out_dacr_sel);
720
721
722 /*
723 * DAPM Mixer Controls
724 */
725
726 static const struct snd_kcontrol_new da7219_mixin_controls[] = {
727 SOC_DAPM_SINGLE("Mic Switch", DA7219_MIXIN_L_SELECT,
728 DA7219_MIXIN_L_MIX_SELECT_SHIFT,
729 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
730 };
731
732 static const struct snd_kcontrol_new da7219_mixout_l_controls[] = {
733 SOC_DAPM_SINGLE("DACL Switch", DA7219_MIXOUT_L_SELECT,
734 DA7219_MIXOUT_L_MIX_SELECT_SHIFT,
735 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
736 };
737
738 static const struct snd_kcontrol_new da7219_mixout_r_controls[] = {
739 SOC_DAPM_SINGLE("DACR Switch", DA7219_MIXOUT_R_SELECT,
740 DA7219_MIXOUT_R_MIX_SELECT_SHIFT,
741 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
742 };
743
744 #define DA7219_DMIX_ST_CTRLS(reg) \
745 SOC_DAPM_SINGLE("Out FilterL Switch", reg, \
746 DA7219_DMIX_ST_SRC_OUTFILT1L_SHIFT, \
747 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), \
748 SOC_DAPM_SINGLE("Out FilterR Switch", reg, \
749 DA7219_DMIX_ST_SRC_OUTFILT1R_SHIFT, \
750 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), \
751 SOC_DAPM_SINGLE("Sidetone Switch", reg, \
752 DA7219_DMIX_ST_SRC_SIDETONE_SHIFT, \
753 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT) \
754
755 static const struct snd_kcontrol_new da7219_st_out_filtl_mix_controls[] = {
756 DA7219_DMIX_ST_CTRLS(DA7219_DROUTING_ST_OUTFILT_1L),
757 };
758
759 static const struct snd_kcontrol_new da7219_st_out_filtr_mix_controls[] = {
760 DA7219_DMIX_ST_CTRLS(DA7219_DROUTING_ST_OUTFILT_1R),
761 };
762
763
764 /*
765 * DAPM Events
766 */
767
768 static int da7219_dai_event(struct snd_soc_dapm_widget *w,
769 struct snd_kcontrol *kcontrol, int event)
770 {
771 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
772 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
773 u8 pll_ctrl, pll_status;
774 int i = 0;
775 bool srm_lock = false;
776
777 switch (event) {
778 case SND_SOC_DAPM_PRE_PMU:
779 if (da7219->master)
780 /* Enable DAI clks for master mode */
781 snd_soc_update_bits(codec, DA7219_DAI_CLK_MODE,
782 DA7219_DAI_CLK_EN_MASK,
783 DA7219_DAI_CLK_EN_MASK);
784
785 /* PC synchronised to DAI */
786 snd_soc_update_bits(codec, DA7219_PC_COUNT,
787 DA7219_PC_FREERUN_MASK, 0);
788
789 /* Slave mode, if SRM not enabled no need for status checks */
790 pll_ctrl = snd_soc_read(codec, DA7219_PLL_CTRL);
791 if ((pll_ctrl & DA7219_PLL_MODE_MASK) != DA7219_PLL_MODE_SRM)
792 return 0;
793
794 /* Check SRM has locked */
795 do {
796 pll_status = snd_soc_read(codec, DA7219_PLL_SRM_STS);
797 if (pll_status & DA7219_PLL_SRM_STS_SRM_LOCK) {
798 srm_lock = true;
799 } else {
800 ++i;
801 msleep(50);
802 }
803 } while ((i < DA7219_SRM_CHECK_RETRIES) & (!srm_lock));
804
805 if (!srm_lock)
806 dev_warn(codec->dev, "SRM failed to lock\n");
807
808 return 0;
809 case SND_SOC_DAPM_POST_PMD:
810 /* PC free-running */
811 snd_soc_update_bits(codec, DA7219_PC_COUNT,
812 DA7219_PC_FREERUN_MASK,
813 DA7219_PC_FREERUN_MASK);
814
815 /* Disable DAI clks if in master mode */
816 if (da7219->master)
817 snd_soc_update_bits(codec, DA7219_DAI_CLK_MODE,
818 DA7219_DAI_CLK_EN_MASK, 0);
819 return 0;
820 default:
821 return -EINVAL;
822 }
823 }
824
825
826 /*
827 * DAPM Widgets
828 */
829
830 static const struct snd_soc_dapm_widget da7219_dapm_widgets[] = {
831 /* Input Supplies */
832 SND_SOC_DAPM_SUPPLY("Mic Bias", DA7219_MICBIAS_CTRL,
833 DA7219_MICBIAS1_EN_SHIFT, DA7219_NO_INVERT,
834 NULL, 0),
835
836 /* Inputs */
837 SND_SOC_DAPM_INPUT("MIC"),
838
839 /* Input PGAs */
840 SND_SOC_DAPM_PGA("Mic PGA", DA7219_MIC_1_CTRL,
841 DA7219_MIC_1_AMP_EN_SHIFT, DA7219_NO_INVERT,
842 NULL, 0),
843 SND_SOC_DAPM_PGA("Mixin PGA", DA7219_MIXIN_L_CTRL,
844 DA7219_MIXIN_L_AMP_EN_SHIFT, DA7219_NO_INVERT,
845 NULL, 0),
846
847 /* Input Filters */
848 SND_SOC_DAPM_ADC("ADC", NULL, DA7219_ADC_L_CTRL, DA7219_ADC_L_EN_SHIFT,
849 DA7219_NO_INVERT),
850
851 /* Tone Generator */
852 SND_SOC_DAPM_SIGGEN("TONE"),
853 SND_SOC_DAPM_PGA("Tone Generator", DA7219_TONE_GEN_CFG1,
854 DA7219_START_STOPN_SHIFT, DA7219_NO_INVERT, NULL, 0),
855
856 /* Sidetone Input */
857 SND_SOC_DAPM_ADC("Sidetone Filter", NULL, DA7219_SIDETONE_CTRL,
858 DA7219_SIDETONE_EN_SHIFT, DA7219_NO_INVERT),
859
860 /* Input Mixer Supply */
861 SND_SOC_DAPM_SUPPLY("Mixer In Supply", DA7219_MIXIN_L_CTRL,
862 DA7219_MIXIN_L_MIX_EN_SHIFT, DA7219_NO_INVERT,
863 NULL, 0),
864
865 /* Input Mixer */
866 SND_SOC_DAPM_MIXER("Mixer In", SND_SOC_NOPM, 0, 0,
867 da7219_mixin_controls,
868 ARRAY_SIZE(da7219_mixin_controls)),
869
870 /* Input Muxes */
871 SND_SOC_DAPM_MUX("Out DAIL Mux", SND_SOC_NOPM, 0, 0,
872 &da7219_out_dail_sel_mux),
873 SND_SOC_DAPM_MUX("Out DAIR Mux", SND_SOC_NOPM, 0, 0,
874 &da7219_out_dair_sel_mux),
875
876 /* DAI Supply */
877 SND_SOC_DAPM_SUPPLY("DAI", DA7219_DAI_CTRL, DA7219_DAI_EN_SHIFT,
878 DA7219_NO_INVERT, da7219_dai_event,
879 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
880
881 /* DAI */
882 SND_SOC_DAPM_AIF_OUT("DAIOUT", "Capture", 0, SND_SOC_NOPM, 0, 0),
883 SND_SOC_DAPM_AIF_IN("DAIIN", "Playback", 0, SND_SOC_NOPM, 0, 0),
884
885 /* Output Muxes */
886 SND_SOC_DAPM_MUX("Out DACL Mux", SND_SOC_NOPM, 0, 0,
887 &da7219_out_dacl_sel_mux),
888 SND_SOC_DAPM_MUX("Out DACR Mux", SND_SOC_NOPM, 0, 0,
889 &da7219_out_dacr_sel_mux),
890
891 /* Output Mixers */
892 SND_SOC_DAPM_MIXER("Mixer Out FilterL", SND_SOC_NOPM, 0, 0,
893 da7219_mixout_l_controls,
894 ARRAY_SIZE(da7219_mixout_l_controls)),
895 SND_SOC_DAPM_MIXER("Mixer Out FilterR", SND_SOC_NOPM, 0, 0,
896 da7219_mixout_r_controls,
897 ARRAY_SIZE(da7219_mixout_r_controls)),
898
899 /* Sidetone Mixers */
900 SND_SOC_DAPM_MIXER("ST Mixer Out FilterL", SND_SOC_NOPM, 0, 0,
901 da7219_st_out_filtl_mix_controls,
902 ARRAY_SIZE(da7219_st_out_filtl_mix_controls)),
903 SND_SOC_DAPM_MIXER("ST Mixer Out FilterR", SND_SOC_NOPM, 0,
904 0, da7219_st_out_filtr_mix_controls,
905 ARRAY_SIZE(da7219_st_out_filtr_mix_controls)),
906
907 /* DACs */
908 SND_SOC_DAPM_DAC("DACL", NULL, DA7219_DAC_L_CTRL, DA7219_DAC_L_EN_SHIFT,
909 DA7219_NO_INVERT),
910 SND_SOC_DAPM_DAC("DACR", NULL, DA7219_DAC_R_CTRL, DA7219_DAC_R_EN_SHIFT,
911 DA7219_NO_INVERT),
912
913 /* Output PGAs */
914 SND_SOC_DAPM_PGA("Mixout Left PGA", DA7219_MIXOUT_L_CTRL,
915 DA7219_MIXOUT_L_AMP_EN_SHIFT, DA7219_NO_INVERT,
916 NULL, 0),
917 SND_SOC_DAPM_PGA("Mixout Right PGA", DA7219_MIXOUT_R_CTRL,
918 DA7219_MIXOUT_R_AMP_EN_SHIFT, DA7219_NO_INVERT,
919 NULL, 0),
920 SND_SOC_DAPM_PGA("Headphone Left PGA", DA7219_HP_L_CTRL,
921 DA7219_HP_L_AMP_EN_SHIFT, DA7219_NO_INVERT, NULL, 0),
922 SND_SOC_DAPM_PGA("Headphone Right PGA", DA7219_HP_R_CTRL,
923 DA7219_HP_R_AMP_EN_SHIFT, DA7219_NO_INVERT, NULL, 0),
924
925 /* Output Supplies */
926 SND_SOC_DAPM_SUPPLY("Charge Pump", DA7219_CP_CTRL, DA7219_CP_EN_SHIFT,
927 DA7219_NO_INVERT, NULL, 0),
928
929 /* Outputs */
930 SND_SOC_DAPM_OUTPUT("HPL"),
931 SND_SOC_DAPM_OUTPUT("HPR"),
932 };
933
934
935 /*
936 * DAPM Mux Routes
937 */
938
939 #define DA7219_OUT_DAI_MUX_ROUTES(name) \
940 {name, "ADC", "Mixer In"}, \
941 {name, "Tone Generator", "Tone Generator"}, \
942 {name, "DAIL", "DAIOUT"}, \
943 {name, "DAIR", "DAIOUT"}
944
945 #define DA7219_OUT_DAC_MUX_ROUTES(name) \
946 {name, "ADC", "Mixer In"}, \
947 {name, "Tone Generator", "Tone Generator"}, \
948 {name, "DAIL", "DAIIN"}, \
949 {name, "DAIR", "DAIIN"}
950
951 /*
952 * DAPM Mixer Routes
953 */
954
955 #define DA7219_DMIX_ST_ROUTES(name) \
956 {name, "Out FilterL Switch", "Mixer Out FilterL"}, \
957 {name, "Out FilterR Switch", "Mixer Out FilterR"}, \
958 {name, "Sidetone Switch", "Sidetone Filter"}
959
960
961 /*
962 * DAPM audio route definition
963 */
964
965 static const struct snd_soc_dapm_route da7219_audio_map[] = {
966 /* Input paths */
967 {"MIC", NULL, "Mic Bias"},
968 {"Mic PGA", NULL, "MIC"},
969 {"Mixin PGA", NULL, "Mic PGA"},
970 {"ADC", NULL, "Mixin PGA"},
971
972 {"Mixer In", NULL, "Mixer In Supply"},
973 {"Mixer In", "Mic Switch", "ADC"},
974
975 {"Sidetone Filter", NULL, "Mixer In"},
976
977 {"Tone Generator", NULL, "TONE"},
978
979 DA7219_OUT_DAI_MUX_ROUTES("Out DAIL Mux"),
980 DA7219_OUT_DAI_MUX_ROUTES("Out DAIR Mux"),
981
982 {"DAIOUT", NULL, "Out DAIL Mux"},
983 {"DAIOUT", NULL, "Out DAIR Mux"},
984 {"DAIOUT", NULL, "DAI"},
985
986 /* Output paths */
987 {"DAIIN", NULL, "DAI"},
988
989 DA7219_OUT_DAC_MUX_ROUTES("Out DACL Mux"),
990 DA7219_OUT_DAC_MUX_ROUTES("Out DACR Mux"),
991
992 {"Mixer Out FilterL", "DACL Switch", "Out DACL Mux"},
993 {"Mixer Out FilterR", "DACR Switch", "Out DACR Mux"},
994
995 DA7219_DMIX_ST_ROUTES("ST Mixer Out FilterL"),
996 DA7219_DMIX_ST_ROUTES("ST Mixer Out FilterR"),
997
998 {"DACL", NULL, "ST Mixer Out FilterL"},
999 {"DACR", NULL, "ST Mixer Out FilterR"},
1000
1001 {"Mixout Left PGA", NULL, "DACL"},
1002 {"Mixout Right PGA", NULL, "DACR"},
1003
1004 {"Headphone Left PGA", NULL, "Mixout Left PGA"},
1005 {"Headphone Right PGA", NULL, "Mixout Right PGA"},
1006
1007 {"HPL", NULL, "Headphone Left PGA"},
1008 {"HPR", NULL, "Headphone Right PGA"},
1009
1010 {"HPL", NULL, "Charge Pump"},
1011 {"HPR", NULL, "Charge Pump"},
1012 };
1013
1014
1015 /*
1016 * DAI operations
1017 */
1018
1019 static int da7219_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1020 int clk_id, unsigned int freq, int dir)
1021 {
1022 struct snd_soc_codec *codec = codec_dai->codec;
1023 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
1024 int ret = 0;
1025
1026 if ((da7219->clk_src == clk_id) && (da7219->mclk_rate == freq))
1027 return 0;
1028
1029 if ((freq < 2000000) || (freq > 54000000)) {
1030 dev_err(codec_dai->dev, "Unsupported MCLK value %d\n",
1031 freq);
1032 return -EINVAL;
1033 }
1034
1035 switch (clk_id) {
1036 case DA7219_CLKSRC_MCLK_SQR:
1037 snd_soc_update_bits(codec, DA7219_PLL_CTRL,
1038 DA7219_PLL_MCLK_SQR_EN_MASK,
1039 DA7219_PLL_MCLK_SQR_EN_MASK);
1040 break;
1041 case DA7219_CLKSRC_MCLK:
1042 snd_soc_update_bits(codec, DA7219_PLL_CTRL,
1043 DA7219_PLL_MCLK_SQR_EN_MASK, 0);
1044 break;
1045 default:
1046 dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id);
1047 return -EINVAL;
1048 }
1049
1050 da7219->clk_src = clk_id;
1051
1052 if (da7219->mclk) {
1053 freq = clk_round_rate(da7219->mclk, freq);
1054 ret = clk_set_rate(da7219->mclk, freq);
1055 if (ret) {
1056 dev_err(codec_dai->dev, "Failed to set clock rate %d\n",
1057 freq);
1058 return ret;
1059 }
1060 }
1061
1062 da7219->mclk_rate = freq;
1063
1064 return 0;
1065 }
1066
1067 static int da7219_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
1068 int source, unsigned int fref, unsigned int fout)
1069 {
1070 struct snd_soc_codec *codec = codec_dai->codec;
1071 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
1072
1073 u8 pll_ctrl, indiv_bits, indiv;
1074 u8 pll_frac_top, pll_frac_bot, pll_integer;
1075 u32 freq_ref;
1076 u64 frac_div;
1077
1078 /* Verify 2MHz - 54MHz MCLK provided, and set input divider */
1079 if (da7219->mclk_rate < 2000000) {
1080 dev_err(codec->dev, "PLL input clock %d below valid range\n",
1081 da7219->mclk_rate);
1082 return -EINVAL;
1083 } else if (da7219->mclk_rate <= 4500000) {
1084 indiv_bits = DA7219_PLL_INDIV_2_TO_4_5_MHZ;
1085 indiv = DA7219_PLL_INDIV_2_TO_4_5_MHZ_VAL;
1086 } else if (da7219->mclk_rate <= 9000000) {
1087 indiv_bits = DA7219_PLL_INDIV_4_5_TO_9_MHZ;
1088 indiv = DA7219_PLL_INDIV_4_5_TO_9_MHZ_VAL;
1089 } else if (da7219->mclk_rate <= 18000000) {
1090 indiv_bits = DA7219_PLL_INDIV_9_TO_18_MHZ;
1091 indiv = DA7219_PLL_INDIV_9_TO_18_MHZ_VAL;
1092 } else if (da7219->mclk_rate <= 36000000) {
1093 indiv_bits = DA7219_PLL_INDIV_18_TO_36_MHZ;
1094 indiv = DA7219_PLL_INDIV_18_TO_36_MHZ_VAL;
1095 } else if (da7219->mclk_rate <= 54000000) {
1096 indiv_bits = DA7219_PLL_INDIV_36_TO_54_MHZ;
1097 indiv = DA7219_PLL_INDIV_36_TO_54_MHZ_VAL;
1098 } else {
1099 dev_err(codec->dev, "PLL input clock %d above valid range\n",
1100 da7219->mclk_rate);
1101 return -EINVAL;
1102 }
1103 freq_ref = (da7219->mclk_rate / indiv);
1104 pll_ctrl = indiv_bits;
1105
1106 /* Configure PLL */
1107 switch (source) {
1108 case DA7219_SYSCLK_MCLK:
1109 pll_ctrl |= DA7219_PLL_MODE_BYPASS;
1110 snd_soc_update_bits(codec, DA7219_PLL_CTRL,
1111 DA7219_PLL_INDIV_MASK |
1112 DA7219_PLL_MODE_MASK, pll_ctrl);
1113 return 0;
1114 case DA7219_SYSCLK_PLL:
1115 pll_ctrl |= DA7219_PLL_MODE_NORMAL;
1116 break;
1117 case DA7219_SYSCLK_PLL_SRM:
1118 pll_ctrl |= DA7219_PLL_MODE_SRM;
1119 break;
1120 default:
1121 dev_err(codec->dev, "Invalid PLL config\n");
1122 return -EINVAL;
1123 }
1124
1125 /* Calculate dividers for PLL */
1126 pll_integer = fout / freq_ref;
1127 frac_div = (u64)(fout % freq_ref) * 8192ULL;
1128 do_div(frac_div, freq_ref);
1129 pll_frac_top = (frac_div >> DA7219_BYTE_SHIFT) & DA7219_BYTE_MASK;
1130 pll_frac_bot = (frac_div) & DA7219_BYTE_MASK;
1131
1132 /* Write PLL config & dividers */
1133 snd_soc_write(codec, DA7219_PLL_FRAC_TOP, pll_frac_top);
1134 snd_soc_write(codec, DA7219_PLL_FRAC_BOT, pll_frac_bot);
1135 snd_soc_write(codec, DA7219_PLL_INTEGER, pll_integer);
1136 snd_soc_update_bits(codec, DA7219_PLL_CTRL,
1137 DA7219_PLL_INDIV_MASK | DA7219_PLL_MODE_MASK,
1138 pll_ctrl);
1139
1140 return 0;
1141 }
1142
1143 static int da7219_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
1144 {
1145 struct snd_soc_codec *codec = codec_dai->codec;
1146 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
1147 u8 dai_clk_mode = 0, dai_ctrl = 0;
1148
1149 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1150 case SND_SOC_DAIFMT_CBM_CFM:
1151 da7219->master = true;
1152 break;
1153 case SND_SOC_DAIFMT_CBS_CFS:
1154 da7219->master = false;
1155 break;
1156 default:
1157 return -EINVAL;
1158 }
1159
1160 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1161 case SND_SOC_DAIFMT_I2S:
1162 case SND_SOC_DAIFMT_LEFT_J:
1163 case SND_SOC_DAIFMT_RIGHT_J:
1164 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1165 case SND_SOC_DAIFMT_NB_NF:
1166 break;
1167 case SND_SOC_DAIFMT_NB_IF:
1168 dai_clk_mode |= DA7219_DAI_WCLK_POL_INV;
1169 break;
1170 case SND_SOC_DAIFMT_IB_NF:
1171 dai_clk_mode |= DA7219_DAI_CLK_POL_INV;
1172 break;
1173 case SND_SOC_DAIFMT_IB_IF:
1174 dai_clk_mode |= DA7219_DAI_WCLK_POL_INV |
1175 DA7219_DAI_CLK_POL_INV;
1176 break;
1177 default:
1178 return -EINVAL;
1179 }
1180 break;
1181 case SND_SOC_DAIFMT_DSP_B:
1182 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1183 case SND_SOC_DAIFMT_NB_NF:
1184 dai_clk_mode |= DA7219_DAI_CLK_POL_INV;
1185 break;
1186 case SND_SOC_DAIFMT_NB_IF:
1187 dai_clk_mode |= DA7219_DAI_WCLK_POL_INV |
1188 DA7219_DAI_CLK_POL_INV;
1189 break;
1190 case SND_SOC_DAIFMT_IB_NF:
1191 break;
1192 case SND_SOC_DAIFMT_IB_IF:
1193 dai_clk_mode |= DA7219_DAI_WCLK_POL_INV;
1194 break;
1195 default:
1196 return -EINVAL;
1197 }
1198 break;
1199 default:
1200 return -EINVAL;
1201 }
1202
1203 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1204 case SND_SOC_DAIFMT_I2S:
1205 dai_ctrl |= DA7219_DAI_FORMAT_I2S;
1206 break;
1207 case SND_SOC_DAIFMT_LEFT_J:
1208 dai_ctrl |= DA7219_DAI_FORMAT_LEFT_J;
1209 break;
1210 case SND_SOC_DAIFMT_RIGHT_J:
1211 dai_ctrl |= DA7219_DAI_FORMAT_RIGHT_J;
1212 break;
1213 case SND_SOC_DAIFMT_DSP_B:
1214 dai_ctrl |= DA7219_DAI_FORMAT_DSP;
1215 break;
1216 default:
1217 return -EINVAL;
1218 }
1219
1220 /* By default 64 BCLKs per WCLK is supported */
1221 dai_clk_mode |= DA7219_DAI_BCLKS_PER_WCLK_64;
1222
1223 snd_soc_update_bits(codec, DA7219_DAI_CLK_MODE,
1224 DA7219_DAI_BCLKS_PER_WCLK_MASK |
1225 DA7219_DAI_CLK_POL_MASK | DA7219_DAI_WCLK_POL_MASK,
1226 dai_clk_mode);
1227 snd_soc_update_bits(codec, DA7219_DAI_CTRL, DA7219_DAI_FORMAT_MASK,
1228 dai_ctrl);
1229
1230 return 0;
1231 }
1232
1233 static int da7219_set_dai_tdm_slot(struct snd_soc_dai *dai,
1234 unsigned int tx_mask, unsigned int rx_mask,
1235 int slots, int slot_width)
1236 {
1237 struct snd_soc_codec *codec = dai->codec;
1238 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
1239 u8 dai_bclks_per_wclk;
1240 u16 offset;
1241 u32 frame_size;
1242
1243 /* No channels enabled so disable TDM, revert to 64-bit frames */
1244 if (!tx_mask) {
1245 snd_soc_update_bits(codec, DA7219_DAI_TDM_CTRL,
1246 DA7219_DAI_TDM_CH_EN_MASK |
1247 DA7219_DAI_TDM_MODE_EN_MASK, 0);
1248 snd_soc_update_bits(codec, DA7219_DAI_CLK_MODE,
1249 DA7219_DAI_BCLKS_PER_WCLK_MASK,
1250 DA7219_DAI_BCLKS_PER_WCLK_64);
1251 return 0;
1252 }
1253
1254 /* Check we have valid slots */
1255 if (fls(tx_mask) > DA7219_DAI_TDM_MAX_SLOTS) {
1256 dev_err(codec->dev, "Invalid number of slots, max = %d\n",
1257 DA7219_DAI_TDM_MAX_SLOTS);
1258 return -EINVAL;
1259 }
1260
1261 /* Check we have a valid offset given */
1262 if (rx_mask > DA7219_DAI_OFFSET_MAX) {
1263 dev_err(codec->dev, "Invalid slot offset, max = %d\n",
1264 DA7219_DAI_OFFSET_MAX);
1265 return -EINVAL;
1266 }
1267
1268 /* Calculate & validate frame size based on slot info provided. */
1269 frame_size = slots * slot_width;
1270 switch (frame_size) {
1271 case 32:
1272 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_32;
1273 break;
1274 case 64:
1275 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_64;
1276 break;
1277 case 128:
1278 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_128;
1279 break;
1280 case 256:
1281 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_256;
1282 break;
1283 default:
1284 dev_err(codec->dev, "Invalid frame size %d\n", frame_size);
1285 return -EINVAL;
1286 }
1287
1288 snd_soc_update_bits(codec, DA7219_DAI_CLK_MODE,
1289 DA7219_DAI_BCLKS_PER_WCLK_MASK,
1290 dai_bclks_per_wclk);
1291
1292 offset = cpu_to_le16(rx_mask);
1293 regmap_bulk_write(da7219->regmap, DA7219_DAI_OFFSET_LOWER,
1294 &offset, sizeof(offset));
1295
1296 snd_soc_update_bits(codec, DA7219_DAI_TDM_CTRL,
1297 DA7219_DAI_TDM_CH_EN_MASK |
1298 DA7219_DAI_TDM_MODE_EN_MASK,
1299 (tx_mask << DA7219_DAI_TDM_CH_EN_SHIFT) |
1300 DA7219_DAI_TDM_MODE_EN_MASK);
1301
1302 return 0;
1303 }
1304
1305 static int da7219_hw_params(struct snd_pcm_substream *substream,
1306 struct snd_pcm_hw_params *params,
1307 struct snd_soc_dai *dai)
1308 {
1309 struct snd_soc_codec *codec = dai->codec;
1310 u8 dai_ctrl = 0, fs;
1311 unsigned int channels;
1312
1313 switch (params_width(params)) {
1314 case 16:
1315 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S16_LE;
1316 break;
1317 case 20:
1318 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S20_LE;
1319 break;
1320 case 24:
1321 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S24_LE;
1322 break;
1323 case 32:
1324 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S32_LE;
1325 break;
1326 default:
1327 return -EINVAL;
1328 }
1329
1330 channels = params_channels(params);
1331 if ((channels < 1) || (channels > DA7219_DAI_CH_NUM_MAX)) {
1332 dev_err(codec->dev,
1333 "Invalid number of channels, only 1 to %d supported\n",
1334 DA7219_DAI_CH_NUM_MAX);
1335 return -EINVAL;
1336 }
1337 dai_ctrl |= channels << DA7219_DAI_CH_NUM_SHIFT;
1338
1339 switch (params_rate(params)) {
1340 case 8000:
1341 fs = DA7219_SR_8000;
1342 break;
1343 case 11025:
1344 fs = DA7219_SR_11025;
1345 break;
1346 case 12000:
1347 fs = DA7219_SR_12000;
1348 break;
1349 case 16000:
1350 fs = DA7219_SR_16000;
1351 break;
1352 case 22050:
1353 fs = DA7219_SR_22050;
1354 break;
1355 case 24000:
1356 fs = DA7219_SR_24000;
1357 break;
1358 case 32000:
1359 fs = DA7219_SR_32000;
1360 break;
1361 case 44100:
1362 fs = DA7219_SR_44100;
1363 break;
1364 case 48000:
1365 fs = DA7219_SR_48000;
1366 break;
1367 case 88200:
1368 fs = DA7219_SR_88200;
1369 break;
1370 case 96000:
1371 fs = DA7219_SR_96000;
1372 break;
1373 default:
1374 return -EINVAL;
1375 }
1376
1377 snd_soc_update_bits(codec, DA7219_DAI_CTRL,
1378 DA7219_DAI_WORD_LENGTH_MASK |
1379 DA7219_DAI_CH_NUM_MASK,
1380 dai_ctrl);
1381 snd_soc_write(codec, DA7219_SR, fs);
1382
1383 return 0;
1384 }
1385
1386 static const struct snd_soc_dai_ops da7219_dai_ops = {
1387 .hw_params = da7219_hw_params,
1388 .set_sysclk = da7219_set_dai_sysclk,
1389 .set_pll = da7219_set_dai_pll,
1390 .set_fmt = da7219_set_dai_fmt,
1391 .set_tdm_slot = da7219_set_dai_tdm_slot,
1392 };
1393
1394 #define DA7219_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1395 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1396
1397 static struct snd_soc_dai_driver da7219_dai = {
1398 .name = "da7219-hifi",
1399 .playback = {
1400 .stream_name = "Playback",
1401 .channels_min = 1,
1402 .channels_max = DA7219_DAI_CH_NUM_MAX,
1403 .rates = SNDRV_PCM_RATE_8000_96000,
1404 .formats = DA7219_FORMATS,
1405 },
1406 .capture = {
1407 .stream_name = "Capture",
1408 .channels_min = 1,
1409 .channels_max = DA7219_DAI_CH_NUM_MAX,
1410 .rates = SNDRV_PCM_RATE_8000_96000,
1411 .formats = DA7219_FORMATS,
1412 },
1413 .ops = &da7219_dai_ops,
1414 .symmetric_rates = 1,
1415 .symmetric_channels = 1,
1416 .symmetric_samplebits = 1,
1417 };
1418
1419
1420 /*
1421 * DT
1422 */
1423
1424 static const struct of_device_id da7219_of_match[] = {
1425 { .compatible = "dlg,da7219", },
1426 { }
1427 };
1428 MODULE_DEVICE_TABLE(of, da7219_of_match);
1429
1430 static const struct acpi_device_id da7219_acpi_match[] = {
1431 { .id = "DLGS7219", },
1432 { }
1433 };
1434 MODULE_DEVICE_TABLE(acpi, da7219_acpi_match);
1435
1436 static enum da7219_micbias_voltage
1437 da7219_of_micbias_lvl(struct snd_soc_codec *codec, u32 val)
1438 {
1439 switch (val) {
1440 case 1600:
1441 return DA7219_MICBIAS_1_6V;
1442 case 1800:
1443 return DA7219_MICBIAS_1_8V;
1444 case 2000:
1445 return DA7219_MICBIAS_2_0V;
1446 case 2200:
1447 return DA7219_MICBIAS_2_2V;
1448 case 2400:
1449 return DA7219_MICBIAS_2_4V;
1450 case 2600:
1451 return DA7219_MICBIAS_2_6V;
1452 default:
1453 dev_warn(codec->dev, "Invalid micbias level");
1454 return DA7219_MICBIAS_2_2V;
1455 }
1456 }
1457
1458 static enum da7219_mic_amp_in_sel
1459 da7219_of_mic_amp_in_sel(struct snd_soc_codec *codec, const char *str)
1460 {
1461 if (!strcmp(str, "diff")) {
1462 return DA7219_MIC_AMP_IN_SEL_DIFF;
1463 } else if (!strcmp(str, "se_p")) {
1464 return DA7219_MIC_AMP_IN_SEL_SE_P;
1465 } else if (!strcmp(str, "se_n")) {
1466 return DA7219_MIC_AMP_IN_SEL_SE_N;
1467 } else {
1468 dev_warn(codec->dev, "Invalid mic input type selection");
1469 return DA7219_MIC_AMP_IN_SEL_DIFF;
1470 }
1471 }
1472
1473 static struct da7219_pdata *da7219_of_to_pdata(struct snd_soc_codec *codec)
1474 {
1475 struct device_node *np = codec->dev->of_node;
1476 struct da7219_pdata *pdata;
1477 const char *of_str;
1478 u32 of_val32;
1479
1480 pdata = devm_kzalloc(codec->dev, sizeof(*pdata), GFP_KERNEL);
1481 if (!pdata)
1482 return NULL;
1483
1484 if (of_property_read_u32(np, "dlg,micbias-lvl", &of_val32) >= 0)
1485 pdata->micbias_lvl = da7219_of_micbias_lvl(codec, of_val32);
1486 else
1487 pdata->micbias_lvl = DA7219_MICBIAS_2_2V;
1488
1489 if (!of_property_read_string(np, "dlg,mic-amp-in-sel", &of_str))
1490 pdata->mic_amp_in_sel = da7219_of_mic_amp_in_sel(codec, of_str);
1491 else
1492 pdata->mic_amp_in_sel = DA7219_MIC_AMP_IN_SEL_DIFF;
1493
1494 return pdata;
1495 }
1496
1497
1498 /*
1499 * Codec driver functions
1500 */
1501
1502 static int da7219_set_bias_level(struct snd_soc_codec *codec,
1503 enum snd_soc_bias_level level)
1504 {
1505 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
1506 int ret;
1507
1508 switch (level) {
1509 case SND_SOC_BIAS_ON:
1510 case SND_SOC_BIAS_PREPARE:
1511 break;
1512 case SND_SOC_BIAS_STANDBY:
1513 if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) {
1514 /* MCLK */
1515 if (da7219->mclk) {
1516 ret = clk_prepare_enable(da7219->mclk);
1517 if (ret) {
1518 dev_err(codec->dev,
1519 "Failed to enable mclk\n");
1520 return ret;
1521 }
1522 }
1523
1524 /* Master bias */
1525 snd_soc_update_bits(codec, DA7219_REFERENCES,
1526 DA7219_BIAS_EN_MASK,
1527 DA7219_BIAS_EN_MASK);
1528 }
1529 break;
1530 case SND_SOC_BIAS_OFF:
1531 /* Only disable master bias if jack detection not active */
1532 if (!da7219->aad->jack)
1533 snd_soc_update_bits(codec, DA7219_REFERENCES,
1534 DA7219_BIAS_EN_MASK, 0);
1535
1536 /* MCLK */
1537 if (da7219->mclk)
1538 clk_disable_unprepare(da7219->mclk);
1539 break;
1540 }
1541
1542 return 0;
1543 }
1544
1545 static const char *da7219_supply_names[DA7219_NUM_SUPPLIES] = {
1546 [DA7219_SUPPLY_VDD] = "VDD",
1547 [DA7219_SUPPLY_VDDMIC] = "VDDMIC",
1548 [DA7219_SUPPLY_VDDIO] = "VDDIO",
1549 };
1550
1551 static int da7219_handle_supplies(struct snd_soc_codec *codec)
1552 {
1553 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
1554 struct regulator *vddio;
1555 u8 io_voltage_lvl = DA7219_IO_VOLTAGE_LEVEL_2_5V_3_6V;
1556 int i, ret;
1557
1558 /* Get required supplies */
1559 for (i = 0; i < DA7219_NUM_SUPPLIES; ++i)
1560 da7219->supplies[i].supply = da7219_supply_names[i];
1561
1562 ret = devm_regulator_bulk_get(codec->dev, DA7219_NUM_SUPPLIES,
1563 da7219->supplies);
1564 if (ret) {
1565 dev_err(codec->dev, "Failed to get supplies");
1566 return ret;
1567 }
1568
1569 /* Determine VDDIO voltage provided */
1570 vddio = da7219->supplies[DA7219_SUPPLY_VDDIO].consumer;
1571 ret = regulator_get_voltage(vddio);
1572 if (ret < 1200000)
1573 dev_warn(codec->dev, "Invalid VDDIO voltage\n");
1574 else if (ret < 2800000)
1575 io_voltage_lvl = DA7219_IO_VOLTAGE_LEVEL_1_2V_2_8V;
1576
1577 /* Enable main supplies */
1578 ret = regulator_bulk_enable(DA7219_NUM_SUPPLIES, da7219->supplies);
1579 if (ret) {
1580 dev_err(codec->dev, "Failed to enable supplies");
1581 return ret;
1582 }
1583
1584 /* Ensure device in active mode */
1585 snd_soc_write(codec, DA7219_SYSTEM_ACTIVE, DA7219_SYSTEM_ACTIVE_MASK);
1586
1587 /* Update IO voltage level range */
1588 snd_soc_write(codec, DA7219_IO_CTRL, io_voltage_lvl);
1589
1590 return 0;
1591 }
1592
1593 static void da7219_handle_pdata(struct snd_soc_codec *codec)
1594 {
1595 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
1596 struct da7219_pdata *pdata = da7219->pdata;
1597
1598 if (pdata) {
1599 u8 micbias_lvl = 0;
1600
1601 /* Mic Bias voltages */
1602 switch (pdata->micbias_lvl) {
1603 case DA7219_MICBIAS_1_6V:
1604 case DA7219_MICBIAS_1_8V:
1605 case DA7219_MICBIAS_2_0V:
1606 case DA7219_MICBIAS_2_2V:
1607 case DA7219_MICBIAS_2_4V:
1608 case DA7219_MICBIAS_2_6V:
1609 micbias_lvl |= (pdata->micbias_lvl <<
1610 DA7219_MICBIAS1_LEVEL_SHIFT);
1611 break;
1612 }
1613
1614 snd_soc_write(codec, DA7219_MICBIAS_CTRL, micbias_lvl);
1615
1616 /* Mic */
1617 switch (pdata->mic_amp_in_sel) {
1618 case DA7219_MIC_AMP_IN_SEL_DIFF:
1619 case DA7219_MIC_AMP_IN_SEL_SE_P:
1620 case DA7219_MIC_AMP_IN_SEL_SE_N:
1621 snd_soc_write(codec, DA7219_MIC_1_SELECT,
1622 pdata->mic_amp_in_sel);
1623 break;
1624 }
1625 }
1626 }
1627
1628 static struct reg_sequence da7219_rev_aa_patch[] = {
1629 { DA7219_REFERENCES, 0x08 },
1630 };
1631
1632 static int da7219_probe(struct snd_soc_codec *codec)
1633 {
1634 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
1635 unsigned int rev;
1636 int ret;
1637
1638 mutex_init(&da7219->lock);
1639
1640 /* Regulator configuration */
1641 ret = da7219_handle_supplies(codec);
1642 if (ret)
1643 return ret;
1644
1645 ret = regmap_read(da7219->regmap, DA7219_CHIP_REVISION, &rev);
1646 if (ret) {
1647 dev_err(codec->dev, "Failed to read chip revision: %d\n", ret);
1648 goto err_disable_reg;
1649 }
1650
1651 switch (rev & DA7219_CHIP_MINOR_MASK) {
1652 case 0:
1653 ret = regmap_register_patch(da7219->regmap, da7219_rev_aa_patch,
1654 ARRAY_SIZE(da7219_rev_aa_patch));
1655 if (ret) {
1656 dev_err(codec->dev, "Failed to register AA patch: %d\n",
1657 ret);
1658 goto err_disable_reg;
1659 }
1660 break;
1661 default:
1662 break;
1663 }
1664
1665 /* Handle DT/Platform data */
1666 if (codec->dev->of_node)
1667 da7219->pdata = da7219_of_to_pdata(codec);
1668 else
1669 da7219->pdata = dev_get_platdata(codec->dev);
1670
1671 da7219_handle_pdata(codec);
1672
1673 /* Check if MCLK provided */
1674 da7219->mclk = devm_clk_get(codec->dev, "mclk");
1675 if (IS_ERR(da7219->mclk)) {
1676 if (PTR_ERR(da7219->mclk) != -ENOENT) {
1677 ret = PTR_ERR(da7219->mclk);
1678 goto err_disable_reg;
1679 } else {
1680 da7219->mclk = NULL;
1681 }
1682 }
1683
1684 /* Default PC counter to free-running */
1685 snd_soc_update_bits(codec, DA7219_PC_COUNT, DA7219_PC_FREERUN_MASK,
1686 DA7219_PC_FREERUN_MASK);
1687
1688 /* Default gain ramping */
1689 snd_soc_update_bits(codec, DA7219_MIXIN_L_CTRL,
1690 DA7219_MIXIN_L_AMP_RAMP_EN_MASK,
1691 DA7219_MIXIN_L_AMP_RAMP_EN_MASK);
1692 snd_soc_update_bits(codec, DA7219_ADC_L_CTRL, DA7219_ADC_L_RAMP_EN_MASK,
1693 DA7219_ADC_L_RAMP_EN_MASK);
1694 snd_soc_update_bits(codec, DA7219_DAC_L_CTRL, DA7219_DAC_L_RAMP_EN_MASK,
1695 DA7219_DAC_L_RAMP_EN_MASK);
1696 snd_soc_update_bits(codec, DA7219_DAC_R_CTRL, DA7219_DAC_R_RAMP_EN_MASK,
1697 DA7219_DAC_R_RAMP_EN_MASK);
1698 snd_soc_update_bits(codec, DA7219_HP_L_CTRL,
1699 DA7219_HP_L_AMP_RAMP_EN_MASK,
1700 DA7219_HP_L_AMP_RAMP_EN_MASK);
1701 snd_soc_update_bits(codec, DA7219_HP_R_CTRL,
1702 DA7219_HP_R_AMP_RAMP_EN_MASK,
1703 DA7219_HP_R_AMP_RAMP_EN_MASK);
1704
1705 /* Default infinite tone gen, start/stop by Kcontrol */
1706 snd_soc_write(codec, DA7219_TONE_GEN_CYCLES, DA7219_BEEP_CYCLES_MASK);
1707
1708 /* Initialise AAD block */
1709 ret = da7219_aad_init(codec);
1710 if (ret)
1711 goto err_disable_reg;
1712
1713 return 0;
1714
1715 err_disable_reg:
1716 regulator_bulk_disable(DA7219_NUM_SUPPLIES, da7219->supplies);
1717
1718 return ret;
1719 }
1720
1721 static int da7219_remove(struct snd_soc_codec *codec)
1722 {
1723 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
1724
1725 da7219_aad_exit(codec);
1726
1727 /* Supplies */
1728 return regulator_bulk_disable(DA7219_NUM_SUPPLIES, da7219->supplies);
1729 }
1730
1731 #ifdef CONFIG_PM
1732 static int da7219_suspend(struct snd_soc_codec *codec)
1733 {
1734 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
1735
1736 snd_soc_codec_force_bias_level(codec, SND_SOC_BIAS_OFF);
1737
1738 /* Put device into standby mode if jack detection disabled */
1739 if (!da7219->aad->jack)
1740 snd_soc_write(codec, DA7219_SYSTEM_ACTIVE, 0);
1741
1742 return 0;
1743 }
1744
1745 static int da7219_resume(struct snd_soc_codec *codec)
1746 {
1747 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec);
1748
1749 /* Put device into active mode if previously pushed to standby */
1750 if (!da7219->aad->jack)
1751 snd_soc_write(codec, DA7219_SYSTEM_ACTIVE,
1752 DA7219_SYSTEM_ACTIVE_MASK);
1753
1754 snd_soc_codec_force_bias_level(codec, SND_SOC_BIAS_STANDBY);
1755
1756 return 0;
1757 }
1758 #else
1759 #define da7219_suspend NULL
1760 #define da7219_resume NULL
1761 #endif
1762
1763 static struct snd_soc_codec_driver soc_codec_dev_da7219 = {
1764 .probe = da7219_probe,
1765 .remove = da7219_remove,
1766 .suspend = da7219_suspend,
1767 .resume = da7219_resume,
1768 .set_bias_level = da7219_set_bias_level,
1769
1770 .controls = da7219_snd_controls,
1771 .num_controls = ARRAY_SIZE(da7219_snd_controls),
1772
1773 .dapm_widgets = da7219_dapm_widgets,
1774 .num_dapm_widgets = ARRAY_SIZE(da7219_dapm_widgets),
1775 .dapm_routes = da7219_audio_map,
1776 .num_dapm_routes = ARRAY_SIZE(da7219_audio_map),
1777 };
1778
1779
1780 /*
1781 * Regmap configs
1782 */
1783
1784 static struct reg_default da7219_reg_defaults[] = {
1785 { DA7219_MIC_1_SELECT, 0x00 },
1786 { DA7219_CIF_TIMEOUT_CTRL, 0x01 },
1787 { DA7219_SR_24_48, 0x00 },
1788 { DA7219_SR, 0x0A },
1789 { DA7219_CIF_I2C_ADDR_CFG, 0x02 },
1790 { DA7219_PLL_CTRL, 0x10 },
1791 { DA7219_PLL_FRAC_TOP, 0x00 },
1792 { DA7219_PLL_FRAC_BOT, 0x00 },
1793 { DA7219_PLL_INTEGER, 0x20 },
1794 { DA7219_DIG_ROUTING_DAI, 0x10 },
1795 { DA7219_DAI_CLK_MODE, 0x01 },
1796 { DA7219_DAI_CTRL, 0x28 },
1797 { DA7219_DAI_TDM_CTRL, 0x40 },
1798 { DA7219_DIG_ROUTING_DAC, 0x32 },
1799 { DA7219_DAI_OFFSET_LOWER, 0x00 },
1800 { DA7219_DAI_OFFSET_UPPER, 0x00 },
1801 { DA7219_REFERENCES, 0x08 },
1802 { DA7219_MIXIN_L_SELECT, 0x00 },
1803 { DA7219_MIXIN_L_GAIN, 0x03 },
1804 { DA7219_ADC_L_GAIN, 0x6F },
1805 { DA7219_ADC_FILTERS1, 0x80 },
1806 { DA7219_MIC_1_GAIN, 0x01 },
1807 { DA7219_SIDETONE_CTRL, 0x40 },
1808 { DA7219_SIDETONE_GAIN, 0x0E },
1809 { DA7219_DROUTING_ST_OUTFILT_1L, 0x01 },
1810 { DA7219_DROUTING_ST_OUTFILT_1R, 0x02 },
1811 { DA7219_DAC_FILTERS5, 0x00 },
1812 { DA7219_DAC_FILTERS2, 0x88 },
1813 { DA7219_DAC_FILTERS3, 0x88 },
1814 { DA7219_DAC_FILTERS4, 0x08 },
1815 { DA7219_DAC_FILTERS1, 0x80 },
1816 { DA7219_DAC_L_GAIN, 0x6F },
1817 { DA7219_DAC_R_GAIN, 0x6F },
1818 { DA7219_CP_CTRL, 0x20 },
1819 { DA7219_HP_L_GAIN, 0x39 },
1820 { DA7219_HP_R_GAIN, 0x39 },
1821 { DA7219_MIXOUT_L_SELECT, 0x00 },
1822 { DA7219_MIXOUT_R_SELECT, 0x00 },
1823 { DA7219_MICBIAS_CTRL, 0x03 },
1824 { DA7219_MIC_1_CTRL, 0x40 },
1825 { DA7219_MIXIN_L_CTRL, 0x40 },
1826 { DA7219_ADC_L_CTRL, 0x40 },
1827 { DA7219_DAC_L_CTRL, 0x40 },
1828 { DA7219_DAC_R_CTRL, 0x40 },
1829 { DA7219_HP_L_CTRL, 0x40 },
1830 { DA7219_HP_R_CTRL, 0x40 },
1831 { DA7219_MIXOUT_L_CTRL, 0x10 },
1832 { DA7219_MIXOUT_R_CTRL, 0x10 },
1833 { DA7219_CHIP_ID1, 0x23 },
1834 { DA7219_CHIP_ID2, 0x93 },
1835 { DA7219_IO_CTRL, 0x00 },
1836 { DA7219_GAIN_RAMP_CTRL, 0x00 },
1837 { DA7219_PC_COUNT, 0x02 },
1838 { DA7219_CP_VOL_THRESHOLD1, 0x0E },
1839 { DA7219_DIG_CTRL, 0x00 },
1840 { DA7219_ALC_CTRL2, 0x00 },
1841 { DA7219_ALC_CTRL3, 0x00 },
1842 { DA7219_ALC_NOISE, 0x3F },
1843 { DA7219_ALC_TARGET_MIN, 0x3F },
1844 { DA7219_ALC_TARGET_MAX, 0x00 },
1845 { DA7219_ALC_GAIN_LIMITS, 0xFF },
1846 { DA7219_ALC_ANA_GAIN_LIMITS, 0x71 },
1847 { DA7219_ALC_ANTICLIP_CTRL, 0x00 },
1848 { DA7219_ALC_ANTICLIP_LEVEL, 0x00 },
1849 { DA7219_DAC_NG_SETUP_TIME, 0x00 },
1850 { DA7219_DAC_NG_OFF_THRESH, 0x00 },
1851 { DA7219_DAC_NG_ON_THRESH, 0x00 },
1852 { DA7219_DAC_NG_CTRL, 0x00 },
1853 { DA7219_TONE_GEN_CFG1, 0x00 },
1854 { DA7219_TONE_GEN_CFG2, 0x00 },
1855 { DA7219_TONE_GEN_CYCLES, 0x00 },
1856 { DA7219_TONE_GEN_FREQ1_L, 0x55 },
1857 { DA7219_TONE_GEN_FREQ1_U, 0x15 },
1858 { DA7219_TONE_GEN_FREQ2_L, 0x00 },
1859 { DA7219_TONE_GEN_FREQ2_U, 0x40 },
1860 { DA7219_TONE_GEN_ON_PER, 0x02 },
1861 { DA7219_TONE_GEN_OFF_PER, 0x01 },
1862 { DA7219_ACCDET_IRQ_MASK_A, 0x00 },
1863 { DA7219_ACCDET_IRQ_MASK_B, 0x00 },
1864 { DA7219_ACCDET_CONFIG_1, 0xD6 },
1865 { DA7219_ACCDET_CONFIG_2, 0x34 },
1866 { DA7219_ACCDET_CONFIG_3, 0x0A },
1867 { DA7219_ACCDET_CONFIG_4, 0x16 },
1868 { DA7219_ACCDET_CONFIG_5, 0x21 },
1869 { DA7219_ACCDET_CONFIG_6, 0x3E },
1870 { DA7219_ACCDET_CONFIG_7, 0x01 },
1871 { DA7219_SYSTEM_ACTIVE, 0x00 },
1872 };
1873
1874 static bool da7219_volatile_register(struct device *dev, unsigned int reg)
1875 {
1876 switch (reg) {
1877 case DA7219_MIC_1_GAIN_STATUS:
1878 case DA7219_MIXIN_L_GAIN_STATUS:
1879 case DA7219_ADC_L_GAIN_STATUS:
1880 case DA7219_DAC_L_GAIN_STATUS:
1881 case DA7219_DAC_R_GAIN_STATUS:
1882 case DA7219_HP_L_GAIN_STATUS:
1883 case DA7219_HP_R_GAIN_STATUS:
1884 case DA7219_CIF_CTRL:
1885 case DA7219_PLL_SRM_STS:
1886 case DA7219_ALC_CTRL1:
1887 case DA7219_SYSTEM_MODES_INPUT:
1888 case DA7219_SYSTEM_MODES_OUTPUT:
1889 case DA7219_ALC_OFFSET_AUTO_M_L:
1890 case DA7219_ALC_OFFSET_AUTO_U_L:
1891 case DA7219_TONE_GEN_CFG1:
1892 case DA7219_ACCDET_STATUS_A:
1893 case DA7219_ACCDET_STATUS_B:
1894 case DA7219_ACCDET_IRQ_EVENT_A:
1895 case DA7219_ACCDET_IRQ_EVENT_B:
1896 case DA7219_ACCDET_CONFIG_8:
1897 case DA7219_SYSTEM_STATUS:
1898 return 1;
1899 default:
1900 return 0;
1901 }
1902 }
1903
1904 static const struct regmap_config da7219_regmap_config = {
1905 .reg_bits = 8,
1906 .val_bits = 8,
1907
1908 .max_register = DA7219_SYSTEM_ACTIVE,
1909 .reg_defaults = da7219_reg_defaults,
1910 .num_reg_defaults = ARRAY_SIZE(da7219_reg_defaults),
1911 .volatile_reg = da7219_volatile_register,
1912 .cache_type = REGCACHE_RBTREE,
1913 };
1914
1915
1916 /*
1917 * I2C layer
1918 */
1919
1920 static int da7219_i2c_probe(struct i2c_client *i2c,
1921 const struct i2c_device_id *id)
1922 {
1923 struct da7219_priv *da7219;
1924 int ret;
1925
1926 da7219 = devm_kzalloc(&i2c->dev, sizeof(struct da7219_priv),
1927 GFP_KERNEL);
1928 if (!da7219)
1929 return -ENOMEM;
1930
1931 i2c_set_clientdata(i2c, da7219);
1932
1933 da7219->regmap = devm_regmap_init_i2c(i2c, &da7219_regmap_config);
1934 if (IS_ERR(da7219->regmap)) {
1935 ret = PTR_ERR(da7219->regmap);
1936 dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret);
1937 return ret;
1938 }
1939
1940 ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_da7219,
1941 &da7219_dai, 1);
1942 if (ret < 0) {
1943 dev_err(&i2c->dev, "Failed to register da7219 codec: %d\n",
1944 ret);
1945 }
1946 return ret;
1947 }
1948
1949 static int da7219_i2c_remove(struct i2c_client *client)
1950 {
1951 snd_soc_unregister_codec(&client->dev);
1952 return 0;
1953 }
1954
1955 static const struct i2c_device_id da7219_i2c_id[] = {
1956 { "da7219", },
1957 { }
1958 };
1959 MODULE_DEVICE_TABLE(i2c, da7219_i2c_id);
1960
1961 static struct i2c_driver da7219_i2c_driver = {
1962 .driver = {
1963 .name = "da7219",
1964 .of_match_table = of_match_ptr(da7219_of_match),
1965 .acpi_match_table = ACPI_PTR(da7219_acpi_match),
1966 },
1967 .probe = da7219_i2c_probe,
1968 .remove = da7219_i2c_remove,
1969 .id_table = da7219_i2c_id,
1970 };
1971
1972 module_i2c_driver(da7219_i2c_driver);
1973
1974 MODULE_DESCRIPTION("ASoC DA7219 Codec Driver");
1975 MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>");
1976 MODULE_LICENSE("GPL");
Linux kernel - Deliverables
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