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ASoC: fix return value check in mt6351_codec_driver_probe()
[linux-2.6/btrfs-unstable.git] / sound / soc / codecs / da7219.c
blob980a6a8bf56d38c2c54d928d3b901c76e20c66db
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/clkdev.h>
17 #include <linux/clk-provider.h>
18 #include <linux/i2c.h>
19 #include <linux/of_device.h>
20 #include <linux/property.h>
21 #include <linux/regmap.h>
22 #include <linux/slab.h>
23 #include <linux/pm.h>
24 #include <linux/module.h>
25 #include <linux/delay.h>
26 #include <linux/regulator/consumer.h>
27 #include <sound/pcm.h>
28 #include <sound/pcm_params.h>
29 #include <sound/soc.h>
30 #include <sound/soc-dapm.h>
31 #include <sound/initval.h>
32 #include <sound/tlv.h>
33 #include <asm/div64.h>
34
35 #include <sound/da7219.h>
36 #include "da7219.h"
37 #include "da7219-aad.h"
38
39
40 /*
41 * TLVs and Enums
42 */
43
44 /* Input TLVs */
45 static const DECLARE_TLV_DB_SCALE(da7219_mic_gain_tlv, -600, 600, 0);
46 static const DECLARE_TLV_DB_SCALE(da7219_mixin_gain_tlv, -450, 150, 0);
47 static const DECLARE_TLV_DB_SCALE(da7219_adc_dig_gain_tlv, -8325, 75, 0);
48 static const DECLARE_TLV_DB_SCALE(da7219_alc_threshold_tlv, -9450, 150, 0);
49 static const DECLARE_TLV_DB_SCALE(da7219_alc_gain_tlv, 0, 600, 0);
50 static const DECLARE_TLV_DB_SCALE(da7219_alc_ana_gain_tlv, 0, 600, 0);
51 static const DECLARE_TLV_DB_SCALE(da7219_sidetone_gain_tlv, -4200, 300, 0);
52 static const DECLARE_TLV_DB_SCALE(da7219_tonegen_gain_tlv, -4500, 300, 0);
53
54 /* Output TLVs */
55 static const DECLARE_TLV_DB_SCALE(da7219_dac_eq_band_tlv, -1050, 150, 0);
56
57 static const DECLARE_TLV_DB_RANGE(da7219_dac_dig_gain_tlv,
58 0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
59 /* -77.25dB to 12dB */
60 0x08, 0x7f, TLV_DB_SCALE_ITEM(-7725, 75, 0)
61 );
62
63 static const DECLARE_TLV_DB_SCALE(da7219_dac_ng_threshold_tlv, -10200, 600, 0);
64 static const DECLARE_TLV_DB_SCALE(da7219_hp_gain_tlv, -5700, 100, 0);
65
66 /* Input Enums */
67 static const char * const da7219_alc_attack_rate_txt[] = {
68 "7.33/fs", "14.66/fs", "29.32/fs", "58.64/fs", "117.3/fs", "234.6/fs",
69 "469.1/fs", "938.2/fs", "1876/fs", "3753/fs", "7506/fs", "15012/fs",
70 "30024/fs"
71 };
72
73 static const struct soc_enum da7219_alc_attack_rate =
74 SOC_ENUM_SINGLE(DA7219_ALC_CTRL2, DA7219_ALC_ATTACK_SHIFT,
75 DA7219_ALC_ATTACK_MAX, da7219_alc_attack_rate_txt);
76
77 static const char * const da7219_alc_release_rate_txt[] = {
78 "28.66/fs", "57.33/fs", "114.6/fs", "229.3/fs", "458.6/fs", "917.1/fs",
79 "1834/fs", "3668/fs", "7337/fs", "14674/fs", "29348/fs"
80 };
81
82 static const struct soc_enum da7219_alc_release_rate =
83 SOC_ENUM_SINGLE(DA7219_ALC_CTRL2, DA7219_ALC_RELEASE_SHIFT,
84 DA7219_ALC_RELEASE_MAX, da7219_alc_release_rate_txt);
85
86 static const char * const da7219_alc_hold_time_txt[] = {
87 "62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs",
88 "7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs",
89 "253952/fs", "507904/fs", "1015808/fs", "2031616/fs"
90 };
91
92 static const struct soc_enum da7219_alc_hold_time =
93 SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_HOLD_SHIFT,
94 DA7219_ALC_HOLD_MAX, da7219_alc_hold_time_txt);
95
96 static const char * const da7219_alc_env_rate_txt[] = {
97 "1/4", "1/16", "1/256", "1/65536"
98 };
99
100 static const struct soc_enum da7219_alc_env_attack_rate =
101 SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_INTEG_ATTACK_SHIFT,
102 DA7219_ALC_INTEG_MAX, da7219_alc_env_rate_txt);
103
104 static const struct soc_enum da7219_alc_env_release_rate =
105 SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_INTEG_RELEASE_SHIFT,
106 DA7219_ALC_INTEG_MAX, da7219_alc_env_rate_txt);
107
108 static const char * const da7219_alc_anticlip_step_txt[] = {
109 "0.034dB/fs", "0.068dB/fs", "0.136dB/fs", "0.272dB/fs"
110 };
111
112 static const struct soc_enum da7219_alc_anticlip_step =
113 SOC_ENUM_SINGLE(DA7219_ALC_ANTICLIP_CTRL,
114 DA7219_ALC_ANTICLIP_STEP_SHIFT,
115 DA7219_ALC_ANTICLIP_STEP_MAX,
116 da7219_alc_anticlip_step_txt);
117
118 /* Input/Output Enums */
119 static const char * const da7219_gain_ramp_rate_txt[] = {
120 "Nominal Rate * 8", "Nominal Rate", "Nominal Rate / 8",
121 "Nominal Rate / 16"
122 };
123
124 static const struct soc_enum da7219_gain_ramp_rate =
125 SOC_ENUM_SINGLE(DA7219_GAIN_RAMP_CTRL, DA7219_GAIN_RAMP_RATE_SHIFT,
126 DA7219_GAIN_RAMP_RATE_MAX, da7219_gain_ramp_rate_txt);
127
128 static const char * const da7219_hpf_mode_txt[] = {
129 "Disabled", "Audio", "Voice"
130 };
131
132 static const unsigned int da7219_hpf_mode_val[] = {
133 DA7219_HPF_DISABLED, DA7219_HPF_AUDIO_EN, DA7219_HPF_VOICE_EN,
134 };
135
136 static const struct soc_enum da7219_adc_hpf_mode =
137 SOC_VALUE_ENUM_SINGLE(DA7219_ADC_FILTERS1, DA7219_HPF_MODE_SHIFT,
138 DA7219_HPF_MODE_MASK, DA7219_HPF_MODE_MAX,
139 da7219_hpf_mode_txt, da7219_hpf_mode_val);
140
141 static const struct soc_enum da7219_dac_hpf_mode =
142 SOC_VALUE_ENUM_SINGLE(DA7219_DAC_FILTERS1, DA7219_HPF_MODE_SHIFT,
143 DA7219_HPF_MODE_MASK, DA7219_HPF_MODE_MAX,
144 da7219_hpf_mode_txt, da7219_hpf_mode_val);
145
146 static const char * const da7219_audio_hpf_corner_txt[] = {
147 "2Hz", "4Hz", "8Hz", "16Hz"
148 };
149
150 static const struct soc_enum da7219_adc_audio_hpf_corner =
151 SOC_ENUM_SINGLE(DA7219_ADC_FILTERS1,
152 DA7219_ADC_AUDIO_HPF_CORNER_SHIFT,
153 DA7219_AUDIO_HPF_CORNER_MAX,
154 da7219_audio_hpf_corner_txt);
155
156 static const struct soc_enum da7219_dac_audio_hpf_corner =
157 SOC_ENUM_SINGLE(DA7219_DAC_FILTERS1,
158 DA7219_DAC_AUDIO_HPF_CORNER_SHIFT,
159 DA7219_AUDIO_HPF_CORNER_MAX,
160 da7219_audio_hpf_corner_txt);
161
162 static const char * const da7219_voice_hpf_corner_txt[] = {
163 "2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz"
164 };
165
166 static const struct soc_enum da7219_adc_voice_hpf_corner =
167 SOC_ENUM_SINGLE(DA7219_ADC_FILTERS1,
168 DA7219_ADC_VOICE_HPF_CORNER_SHIFT,
169 DA7219_VOICE_HPF_CORNER_MAX,
170 da7219_voice_hpf_corner_txt);
171
172 static const struct soc_enum da7219_dac_voice_hpf_corner =
173 SOC_ENUM_SINGLE(DA7219_DAC_FILTERS1,
174 DA7219_DAC_VOICE_HPF_CORNER_SHIFT,
175 DA7219_VOICE_HPF_CORNER_MAX,
176 da7219_voice_hpf_corner_txt);
177
178 static const char * const da7219_tonegen_dtmf_key_txt[] = {
179 "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D",
180 "*", "#"
181 };
182
183 static const struct soc_enum da7219_tonegen_dtmf_key =
184 SOC_ENUM_SINGLE(DA7219_TONE_GEN_CFG1, DA7219_DTMF_REG_SHIFT,
185 DA7219_DTMF_REG_MAX, da7219_tonegen_dtmf_key_txt);
186
187 static const char * const da7219_tonegen_swg_sel_txt[] = {
188 "Sum", "SWG1", "SWG2", "SWG1_1-Cos"
189 };
190
191 static const struct soc_enum da7219_tonegen_swg_sel =
192 SOC_ENUM_SINGLE(DA7219_TONE_GEN_CFG2, DA7219_SWG_SEL_SHIFT,
193 DA7219_SWG_SEL_MAX, da7219_tonegen_swg_sel_txt);
194
195 /* Output Enums */
196 static const char * const da7219_dac_softmute_rate_txt[] = {
197 "1 Sample", "2 Samples", "4 Samples", "8 Samples", "16 Samples",
198 "32 Samples", "64 Samples"
199 };
200
201 static const struct soc_enum da7219_dac_softmute_rate =
202 SOC_ENUM_SINGLE(DA7219_DAC_FILTERS5, DA7219_DAC_SOFTMUTE_RATE_SHIFT,
203 DA7219_DAC_SOFTMUTE_RATE_MAX,
204 da7219_dac_softmute_rate_txt);
205
206 static const char * const da7219_dac_ng_setup_time_txt[] = {
207 "256 Samples", "512 Samples", "1024 Samples", "2048 Samples"
208 };
209
210 static const struct soc_enum da7219_dac_ng_setup_time =
211 SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME,
212 DA7219_DAC_NG_SETUP_TIME_SHIFT,
213 DA7219_DAC_NG_SETUP_TIME_MAX,
214 da7219_dac_ng_setup_time_txt);
215
216 static const char * const da7219_dac_ng_rampup_txt[] = {
217 "0.22ms/dB", "0.0138ms/dB"
218 };
219
220 static const struct soc_enum da7219_dac_ng_rampup_rate =
221 SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME,
222 DA7219_DAC_NG_RAMPUP_RATE_SHIFT,
223 DA7219_DAC_NG_RAMP_RATE_MAX,
224 da7219_dac_ng_rampup_txt);
225
226 static const char * const da7219_dac_ng_rampdown_txt[] = {
227 "0.88ms/dB", "14.08ms/dB"
228 };
229
230 static const struct soc_enum da7219_dac_ng_rampdown_rate =
231 SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME,
232 DA7219_DAC_NG_RAMPDN_RATE_SHIFT,
233 DA7219_DAC_NG_RAMP_RATE_MAX,
234 da7219_dac_ng_rampdown_txt);
235
236
237 static const char * const da7219_cp_track_mode_txt[] = {
238 "Largest Volume", "DAC Volume", "Signal Magnitude"
239 };
240
241 static const unsigned int da7219_cp_track_mode_val[] = {
242 DA7219_CP_MCHANGE_LARGEST_VOL, DA7219_CP_MCHANGE_DAC_VOL,
243 DA7219_CP_MCHANGE_SIG_MAG
244 };
245
246 static const struct soc_enum da7219_cp_track_mode =
247 SOC_VALUE_ENUM_SINGLE(DA7219_CP_CTRL, DA7219_CP_MCHANGE_SHIFT,
248 DA7219_CP_MCHANGE_REL_MASK, DA7219_CP_MCHANGE_MAX,
249 da7219_cp_track_mode_txt,
250 da7219_cp_track_mode_val);
251
252
253 /*
254 * Control Functions
255 */
256
257 /* Locked Kcontrol calls */
258 static int da7219_volsw_locked_get(struct snd_kcontrol *kcontrol,
259 struct snd_ctl_elem_value *ucontrol)
260 {
261 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
262 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
263 int ret;
264
265 mutex_lock(&da7219->ctrl_lock);
266 ret = snd_soc_get_volsw(kcontrol, ucontrol);
267 mutex_unlock(&da7219->ctrl_lock);
268
269 return ret;
270 }
271
272 static int da7219_volsw_locked_put(struct snd_kcontrol *kcontrol,
273 struct snd_ctl_elem_value *ucontrol)
274 {
275 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
276 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
277 int ret;
278
279 mutex_lock(&da7219->ctrl_lock);
280 ret = snd_soc_put_volsw(kcontrol, ucontrol);
281 mutex_unlock(&da7219->ctrl_lock);
282
283 return ret;
284 }
285
286 static int da7219_enum_locked_get(struct snd_kcontrol *kcontrol,
287 struct snd_ctl_elem_value *ucontrol)
288 {
289 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
290 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
291 int ret;
292
293 mutex_lock(&da7219->ctrl_lock);
294 ret = snd_soc_get_enum_double(kcontrol, ucontrol);
295 mutex_unlock(&da7219->ctrl_lock);
296
297 return ret;
298 }
299
300 static int da7219_enum_locked_put(struct snd_kcontrol *kcontrol,
301 struct snd_ctl_elem_value *ucontrol)
302 {
303 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
304 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
305 int ret;
306
307 mutex_lock(&da7219->ctrl_lock);
308 ret = snd_soc_put_enum_double(kcontrol, ucontrol);
309 mutex_unlock(&da7219->ctrl_lock);
310
311 return ret;
312 }
313
314 /* ALC */
315 static void da7219_alc_calib(struct snd_soc_component *component)
316 {
317 u8 mic_ctrl, mixin_ctrl, adc_ctrl, calib_ctrl;
318
319 /* Save current state of mic control register */
320 mic_ctrl = snd_soc_component_read32(component, DA7219_MIC_1_CTRL);
321
322 /* Save current state of input mixer control register */
323 mixin_ctrl = snd_soc_component_read32(component, DA7219_MIXIN_L_CTRL);
324
325 /* Save current state of input ADC control register */
326 adc_ctrl = snd_soc_component_read32(component, DA7219_ADC_L_CTRL);
327
328 /* Enable then Mute MIC PGAs */
329 snd_soc_component_update_bits(component, DA7219_MIC_1_CTRL, DA7219_MIC_1_AMP_EN_MASK,
330 DA7219_MIC_1_AMP_EN_MASK);
331 snd_soc_component_update_bits(component, DA7219_MIC_1_CTRL,
332 DA7219_MIC_1_AMP_MUTE_EN_MASK,
333 DA7219_MIC_1_AMP_MUTE_EN_MASK);
334
335 /* Enable input mixers unmuted */
336 snd_soc_component_update_bits(component, DA7219_MIXIN_L_CTRL,
337 DA7219_MIXIN_L_AMP_EN_MASK |
338 DA7219_MIXIN_L_AMP_MUTE_EN_MASK,
339 DA7219_MIXIN_L_AMP_EN_MASK);
340
341 /* Enable input filters unmuted */
342 snd_soc_component_update_bits(component, DA7219_ADC_L_CTRL,
343 DA7219_ADC_L_MUTE_EN_MASK | DA7219_ADC_L_EN_MASK,
344 DA7219_ADC_L_EN_MASK);
345
346 /* Perform auto calibration */
347 snd_soc_component_update_bits(component, DA7219_ALC_CTRL1,
348 DA7219_ALC_AUTO_CALIB_EN_MASK,
349 DA7219_ALC_AUTO_CALIB_EN_MASK);
350 do {
351 calib_ctrl = snd_soc_component_read32(component, DA7219_ALC_CTRL1);
352 } while (calib_ctrl & DA7219_ALC_AUTO_CALIB_EN_MASK);
353
354 /* If auto calibration fails, disable DC offset, hybrid ALC */
355 if (calib_ctrl & DA7219_ALC_CALIB_OVERFLOW_MASK) {
356 dev_warn(component->dev,
357 "ALC auto calibration failed with overflow\n");
358 snd_soc_component_update_bits(component, DA7219_ALC_CTRL1,
359 DA7219_ALC_OFFSET_EN_MASK |
360 DA7219_ALC_SYNC_MODE_MASK, 0);
361 } else {
362 /* Enable DC offset cancellation, hybrid mode */
363 snd_soc_component_update_bits(component, DA7219_ALC_CTRL1,
364 DA7219_ALC_OFFSET_EN_MASK |
365 DA7219_ALC_SYNC_MODE_MASK,
366 DA7219_ALC_OFFSET_EN_MASK |
367 DA7219_ALC_SYNC_MODE_MASK);
368 }
369
370 /* Restore input filter control register to original state */
371 snd_soc_component_write(component, DA7219_ADC_L_CTRL, adc_ctrl);
372
373 /* Restore input mixer control registers to original state */
374 snd_soc_component_write(component, DA7219_MIXIN_L_CTRL, mixin_ctrl);
375
376 /* Restore MIC control registers to original states */
377 snd_soc_component_write(component, DA7219_MIC_1_CTRL, mic_ctrl);
378 }
379
380 static int da7219_mixin_gain_put(struct snd_kcontrol *kcontrol,
381 struct snd_ctl_elem_value *ucontrol)
382 {
383 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
384 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
385 int ret;
386
387 ret = snd_soc_put_volsw(kcontrol, ucontrol);
388
389 /*
390 * If ALC in operation and value of control has been updated,
391 * make sure calibrated offsets are updated.
392 */
393 if ((ret == 1) && (da7219->alc_en))
394 da7219_alc_calib(component);
395
396 return ret;
397 }
398
399 static int da7219_alc_sw_put(struct snd_kcontrol *kcontrol,
400 struct snd_ctl_elem_value *ucontrol)
401 {
402 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
403 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
404
405
406 /* Force ALC offset calibration if enabling ALC */
407 if ((ucontrol->value.integer.value[0]) && (!da7219->alc_en)) {
408 da7219_alc_calib(component);
409 da7219->alc_en = true;
410 } else {
411 da7219->alc_en = false;
412 }
413
414 return snd_soc_put_volsw(kcontrol, ucontrol);
415 }
416
417 /* ToneGen */
418 static int da7219_tonegen_freq_get(struct snd_kcontrol *kcontrol,
419 struct snd_ctl_elem_value *ucontrol)
420 {
421 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
422 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
423 struct soc_mixer_control *mixer_ctrl =
424 (struct soc_mixer_control *) kcontrol->private_value;
425 unsigned int reg = mixer_ctrl->reg;
426 u16 val;
427 int ret;
428
429 mutex_lock(&da7219->ctrl_lock);
430 ret = regmap_raw_read(da7219->regmap, reg, &val, sizeof(val));
431 mutex_unlock(&da7219->ctrl_lock);
432
433 if (ret)
434 return ret;
435
436 /*
437 * Frequency value spans two 8-bit registers, lower then upper byte.
438 * Therefore we need to convert to host endianness here.
439 */
440 ucontrol->value.integer.value[0] = le16_to_cpu(val);
441
442 return 0;
443 }
444
445 static int da7219_tonegen_freq_put(struct snd_kcontrol *kcontrol,
446 struct snd_ctl_elem_value *ucontrol)
447 {
448 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
449 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
450 struct soc_mixer_control *mixer_ctrl =
451 (struct soc_mixer_control *) kcontrol->private_value;
452 unsigned int reg = mixer_ctrl->reg;
453 u16 val;
454 int ret;
455
456 /*
457 * Frequency value spans two 8-bit registers, lower then upper byte.
458 * Therefore we need to convert to little endian here to align with
459 * HW registers.
460 */
461 val = cpu_to_le16(ucontrol->value.integer.value[0]);
462
463 mutex_lock(&da7219->ctrl_lock);
464 ret = regmap_raw_write(da7219->regmap, reg, &val, sizeof(val));
465 mutex_unlock(&da7219->ctrl_lock);
466
467 return ret;
468 }
469
470
471 /*
472 * KControls
473 */
474
475 static const struct snd_kcontrol_new da7219_snd_controls[] = {
476 /* Mics */
477 SOC_SINGLE_TLV("Mic Volume", DA7219_MIC_1_GAIN,
478 DA7219_MIC_1_AMP_GAIN_SHIFT, DA7219_MIC_1_AMP_GAIN_MAX,
479 DA7219_NO_INVERT, da7219_mic_gain_tlv),
480 SOC_SINGLE("Mic Switch", DA7219_MIC_1_CTRL,
481 DA7219_MIC_1_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX,
482 DA7219_INVERT),
483
484 /* Mixer Input */
485 SOC_SINGLE_EXT_TLV("Mixin Volume", DA7219_MIXIN_L_GAIN,
486 DA7219_MIXIN_L_AMP_GAIN_SHIFT,
487 DA7219_MIXIN_L_AMP_GAIN_MAX, DA7219_NO_INVERT,
488 snd_soc_get_volsw, da7219_mixin_gain_put,
489 da7219_mixin_gain_tlv),
490 SOC_SINGLE("Mixin Switch", DA7219_MIXIN_L_CTRL,
491 DA7219_MIXIN_L_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX,
492 DA7219_INVERT),
493 SOC_SINGLE("Mixin Gain Ramp Switch", DA7219_MIXIN_L_CTRL,
494 DA7219_MIXIN_L_AMP_RAMP_EN_SHIFT, DA7219_SWITCH_EN_MAX,
495 DA7219_NO_INVERT),
496 SOC_SINGLE("Mixin ZC Gain Switch", DA7219_MIXIN_L_CTRL,
497 DA7219_MIXIN_L_AMP_ZC_EN_SHIFT, DA7219_SWITCH_EN_MAX,
498 DA7219_NO_INVERT),
499
500 /* ADC */
501 SOC_SINGLE_TLV("Capture Digital Volume", DA7219_ADC_L_GAIN,
502 DA7219_ADC_L_DIGITAL_GAIN_SHIFT,
503 DA7219_ADC_L_DIGITAL_GAIN_MAX, DA7219_NO_INVERT,
504 da7219_adc_dig_gain_tlv),
505 SOC_SINGLE("Capture Digital Switch", DA7219_ADC_L_CTRL,
506 DA7219_ADC_L_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX,
507 DA7219_INVERT),
508 SOC_SINGLE("Capture Digital Gain Ramp Switch", DA7219_ADC_L_CTRL,
509 DA7219_ADC_L_RAMP_EN_SHIFT, DA7219_SWITCH_EN_MAX,
510 DA7219_NO_INVERT),
511
512 /* ALC */
513 SOC_ENUM("ALC Attack Rate", da7219_alc_attack_rate),
514 SOC_ENUM("ALC Release Rate", da7219_alc_release_rate),
515 SOC_ENUM("ALC Hold Time", da7219_alc_hold_time),
516 SOC_ENUM("ALC Envelope Attack Rate", da7219_alc_env_attack_rate),
517 SOC_ENUM("ALC Envelope Release Rate", da7219_alc_env_release_rate),
518 SOC_SINGLE_TLV("ALC Noise Threshold", DA7219_ALC_NOISE,
519 DA7219_ALC_NOISE_SHIFT, DA7219_ALC_THRESHOLD_MAX,
520 DA7219_INVERT, da7219_alc_threshold_tlv),
521 SOC_SINGLE_TLV("ALC Min Threshold", DA7219_ALC_TARGET_MIN,
522 DA7219_ALC_THRESHOLD_MIN_SHIFT, DA7219_ALC_THRESHOLD_MAX,
523 DA7219_INVERT, da7219_alc_threshold_tlv),
524 SOC_SINGLE_TLV("ALC Max Threshold", DA7219_ALC_TARGET_MAX,
525 DA7219_ALC_THRESHOLD_MAX_SHIFT, DA7219_ALC_THRESHOLD_MAX,
526 DA7219_INVERT, da7219_alc_threshold_tlv),
527 SOC_SINGLE_TLV("ALC Max Attenuation", DA7219_ALC_GAIN_LIMITS,
528 DA7219_ALC_ATTEN_MAX_SHIFT, DA7219_ALC_ATTEN_GAIN_MAX,
529 DA7219_NO_INVERT, da7219_alc_gain_tlv),
530 SOC_SINGLE_TLV("ALC Max Volume", DA7219_ALC_GAIN_LIMITS,
531 DA7219_ALC_GAIN_MAX_SHIFT, DA7219_ALC_ATTEN_GAIN_MAX,
532 DA7219_NO_INVERT, da7219_alc_gain_tlv),
533 SOC_SINGLE_RANGE_TLV("ALC Min Analog Volume", DA7219_ALC_ANA_GAIN_LIMITS,
534 DA7219_ALC_ANA_GAIN_MIN_SHIFT,
535 DA7219_ALC_ANA_GAIN_MIN, DA7219_ALC_ANA_GAIN_MAX,
536 DA7219_NO_INVERT, da7219_alc_ana_gain_tlv),
537 SOC_SINGLE_RANGE_TLV("ALC Max Analog Volume", DA7219_ALC_ANA_GAIN_LIMITS,
538 DA7219_ALC_ANA_GAIN_MAX_SHIFT,
539 DA7219_ALC_ANA_GAIN_MIN, DA7219_ALC_ANA_GAIN_MAX,
540 DA7219_NO_INVERT, da7219_alc_ana_gain_tlv),
541 SOC_ENUM("ALC Anticlip Step", da7219_alc_anticlip_step),
542 SOC_SINGLE("ALC Anticlip Switch", DA7219_ALC_ANTICLIP_CTRL,
543 DA7219_ALC_ANTIPCLIP_EN_SHIFT, DA7219_SWITCH_EN_MAX,
544 DA7219_NO_INVERT),
545 SOC_SINGLE_EXT("ALC Switch", DA7219_ALC_CTRL1, DA7219_ALC_EN_SHIFT,
546 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT,
547 snd_soc_get_volsw, da7219_alc_sw_put),
548
549 /* Input High-Pass Filters */
550 SOC_ENUM("ADC HPF Mode", da7219_adc_hpf_mode),
551 SOC_ENUM("ADC HPF Corner Audio", da7219_adc_audio_hpf_corner),
552 SOC_ENUM("ADC HPF Corner Voice", da7219_adc_voice_hpf_corner),
553
554 /* Sidetone Filter */
555 SOC_SINGLE_TLV("Sidetone Volume", DA7219_SIDETONE_GAIN,
556 DA7219_SIDETONE_GAIN_SHIFT, DA7219_SIDETONE_GAIN_MAX,
557 DA7219_NO_INVERT, da7219_sidetone_gain_tlv),
558 SOC_SINGLE("Sidetone Switch", DA7219_SIDETONE_CTRL,
559 DA7219_SIDETONE_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX,
560 DA7219_INVERT),
561
562 /* Tone Generator */
563 SOC_SINGLE_EXT_TLV("ToneGen Volume", DA7219_TONE_GEN_CFG2,
564 DA7219_TONE_GEN_GAIN_SHIFT, DA7219_TONE_GEN_GAIN_MAX,
565 DA7219_NO_INVERT, da7219_volsw_locked_get,
566 da7219_volsw_locked_put, da7219_tonegen_gain_tlv),
567 SOC_ENUM_EXT("ToneGen DTMF Key", da7219_tonegen_dtmf_key,
568 da7219_enum_locked_get, da7219_enum_locked_put),
569 SOC_SINGLE_EXT("ToneGen DTMF Switch", DA7219_TONE_GEN_CFG1,
570 DA7219_DTMF_EN_SHIFT, DA7219_SWITCH_EN_MAX,
571 DA7219_NO_INVERT, da7219_volsw_locked_get,
572 da7219_volsw_locked_put),
573 SOC_ENUM_EXT("ToneGen Sinewave Gen Type", da7219_tonegen_swg_sel,
574 da7219_enum_locked_get, da7219_enum_locked_put),
575 SOC_SINGLE_EXT("ToneGen Sinewave1 Freq", DA7219_TONE_GEN_FREQ1_L,
576 DA7219_FREQ1_L_SHIFT, DA7219_FREQ_MAX, DA7219_NO_INVERT,
577 da7219_tonegen_freq_get, da7219_tonegen_freq_put),
578 SOC_SINGLE_EXT("ToneGen Sinewave2 Freq", DA7219_TONE_GEN_FREQ2_L,
579 DA7219_FREQ2_L_SHIFT, DA7219_FREQ_MAX, DA7219_NO_INVERT,
580 da7219_tonegen_freq_get, da7219_tonegen_freq_put),
581 SOC_SINGLE_EXT("ToneGen On Time", DA7219_TONE_GEN_ON_PER,
582 DA7219_BEEP_ON_PER_SHIFT, DA7219_BEEP_ON_OFF_MAX,
583 DA7219_NO_INVERT, da7219_volsw_locked_get,
584 da7219_volsw_locked_put),
585 SOC_SINGLE("ToneGen Off Time", DA7219_TONE_GEN_OFF_PER,
586 DA7219_BEEP_OFF_PER_SHIFT, DA7219_BEEP_ON_OFF_MAX,
587 DA7219_NO_INVERT),
588
589 /* Gain ramping */
590 SOC_ENUM("Gain Ramp Rate", da7219_gain_ramp_rate),
591
592 /* DAC High-Pass Filter */
593 SOC_ENUM_EXT("DAC HPF Mode", da7219_dac_hpf_mode,
594 da7219_enum_locked_get, da7219_enum_locked_put),
595 SOC_ENUM("DAC HPF Corner Audio", da7219_dac_audio_hpf_corner),
596 SOC_ENUM("DAC HPF Corner Voice", da7219_dac_voice_hpf_corner),
597
598 /* DAC 5-Band Equaliser */
599 SOC_SINGLE_TLV("DAC EQ Band1 Volume", DA7219_DAC_FILTERS2,
600 DA7219_DAC_EQ_BAND1_SHIFT, DA7219_DAC_EQ_BAND_MAX,
601 DA7219_NO_INVERT, da7219_dac_eq_band_tlv),
602 SOC_SINGLE_TLV("DAC EQ Band2 Volume", DA7219_DAC_FILTERS2,
603 DA7219_DAC_EQ_BAND2_SHIFT, DA7219_DAC_EQ_BAND_MAX,
604 DA7219_NO_INVERT, da7219_dac_eq_band_tlv),
605 SOC_SINGLE_TLV("DAC EQ Band3 Volume", DA7219_DAC_FILTERS3,
606 DA7219_DAC_EQ_BAND3_SHIFT, DA7219_DAC_EQ_BAND_MAX,
607 DA7219_NO_INVERT, da7219_dac_eq_band_tlv),
608 SOC_SINGLE_TLV("DAC EQ Band4 Volume", DA7219_DAC_FILTERS3,
609 DA7219_DAC_EQ_BAND4_SHIFT, DA7219_DAC_EQ_BAND_MAX,
610 DA7219_NO_INVERT, da7219_dac_eq_band_tlv),
611 SOC_SINGLE_TLV("DAC EQ Band5 Volume", DA7219_DAC_FILTERS4,
612 DA7219_DAC_EQ_BAND5_SHIFT, DA7219_DAC_EQ_BAND_MAX,
613 DA7219_NO_INVERT, da7219_dac_eq_band_tlv),
614 SOC_SINGLE_EXT("DAC EQ Switch", DA7219_DAC_FILTERS4,
615 DA7219_DAC_EQ_EN_SHIFT, DA7219_SWITCH_EN_MAX,
616 DA7219_NO_INVERT, da7219_volsw_locked_get,
617 da7219_volsw_locked_put),
618
619 /* DAC Softmute */
620 SOC_ENUM("DAC Soft Mute Rate", da7219_dac_softmute_rate),
621 SOC_SINGLE_EXT("DAC Soft Mute Switch", DA7219_DAC_FILTERS5,
622 DA7219_DAC_SOFTMUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX,
623 DA7219_NO_INVERT, da7219_volsw_locked_get,
624 da7219_volsw_locked_put),
625
626 /* DAC Noise Gate */
627 SOC_ENUM("DAC NG Setup Time", da7219_dac_ng_setup_time),
628 SOC_ENUM("DAC NG Rampup Rate", da7219_dac_ng_rampup_rate),
629 SOC_ENUM("DAC NG Rampdown Rate", da7219_dac_ng_rampdown_rate),
630 SOC_SINGLE_TLV("DAC NG Off Threshold", DA7219_DAC_NG_OFF_THRESH,
631 DA7219_DAC_NG_OFF_THRESHOLD_SHIFT,
632 DA7219_DAC_NG_THRESHOLD_MAX, DA7219_NO_INVERT,
633 da7219_dac_ng_threshold_tlv),
634 SOC_SINGLE_TLV("DAC NG On Threshold", DA7219_DAC_NG_ON_THRESH,
635 DA7219_DAC_NG_ON_THRESHOLD_SHIFT,
636 DA7219_DAC_NG_THRESHOLD_MAX, DA7219_NO_INVERT,
637 da7219_dac_ng_threshold_tlv),
638 SOC_SINGLE("DAC NG Switch", DA7219_DAC_NG_CTRL, DA7219_DAC_NG_EN_SHIFT,
639 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
640
641 /* DACs */
642 SOC_DOUBLE_R_EXT_TLV("Playback Digital Volume", DA7219_DAC_L_GAIN,
643 DA7219_DAC_R_GAIN, DA7219_DAC_L_DIGITAL_GAIN_SHIFT,
644 DA7219_DAC_DIGITAL_GAIN_MAX, DA7219_NO_INVERT,
645 da7219_volsw_locked_get, da7219_volsw_locked_put,
646 da7219_dac_dig_gain_tlv),
647 SOC_DOUBLE_R_EXT("Playback Digital Switch", DA7219_DAC_L_CTRL,
648 DA7219_DAC_R_CTRL, DA7219_DAC_L_MUTE_EN_SHIFT,
649 DA7219_SWITCH_EN_MAX, DA7219_INVERT,
650 da7219_volsw_locked_get, da7219_volsw_locked_put),
651 SOC_DOUBLE_R("Playback Digital Gain Ramp Switch", DA7219_DAC_L_CTRL,
652 DA7219_DAC_R_CTRL, DA7219_DAC_L_RAMP_EN_SHIFT,
653 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
654
655 /* CP */
656 SOC_ENUM("Charge Pump Track Mode", da7219_cp_track_mode),
657 SOC_SINGLE("Charge Pump Threshold", DA7219_CP_VOL_THRESHOLD1,
658 DA7219_CP_THRESH_VDD2_SHIFT, DA7219_CP_THRESH_VDD2_MAX,
659 DA7219_NO_INVERT),
660
661 /* Headphones */
662 SOC_DOUBLE_R_EXT_TLV("Headphone Volume", DA7219_HP_L_GAIN,
663 DA7219_HP_R_GAIN, DA7219_HP_L_AMP_GAIN_SHIFT,
664 DA7219_HP_AMP_GAIN_MAX, DA7219_NO_INVERT,
665 da7219_volsw_locked_get, da7219_volsw_locked_put,
666 da7219_hp_gain_tlv),
667 SOC_DOUBLE_R_EXT("Headphone Switch", DA7219_HP_L_CTRL, DA7219_HP_R_CTRL,
668 DA7219_HP_L_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX,
669 DA7219_INVERT, da7219_volsw_locked_get,
670 da7219_volsw_locked_put),
671 SOC_DOUBLE_R("Headphone Gain Ramp Switch", DA7219_HP_L_CTRL,
672 DA7219_HP_R_CTRL, DA7219_HP_L_AMP_RAMP_EN_SHIFT,
673 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
674 SOC_DOUBLE_R("Headphone ZC Gain Switch", DA7219_HP_L_CTRL,
675 DA7219_HP_R_CTRL, DA7219_HP_L_AMP_ZC_EN_SHIFT,
676 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
677 };
678
679
680 /*
681 * DAPM Mux Controls
682 */
683
684 static const char * const da7219_out_sel_txt[] = {
685 "ADC", "Tone Generator", "DAIL", "DAIR"
686 };
687
688 static const struct soc_enum da7219_out_dail_sel =
689 SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAI,
690 DA7219_DAI_L_SRC_SHIFT,
691 DA7219_OUT_SRC_MAX,
692 da7219_out_sel_txt);
693
694 static const struct snd_kcontrol_new da7219_out_dail_sel_mux =
695 SOC_DAPM_ENUM("Out DAIL Mux", da7219_out_dail_sel);
696
697 static const struct soc_enum da7219_out_dair_sel =
698 SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAI,
699 DA7219_DAI_R_SRC_SHIFT,
700 DA7219_OUT_SRC_MAX,
701 da7219_out_sel_txt);
702
703 static const struct snd_kcontrol_new da7219_out_dair_sel_mux =
704 SOC_DAPM_ENUM("Out DAIR Mux", da7219_out_dair_sel);
705
706 static const struct soc_enum da7219_out_dacl_sel =
707 SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAC,
708 DA7219_DAC_L_SRC_SHIFT,
709 DA7219_OUT_SRC_MAX,
710 da7219_out_sel_txt);
711
712 static const struct snd_kcontrol_new da7219_out_dacl_sel_mux =
713 SOC_DAPM_ENUM("Out DACL Mux", da7219_out_dacl_sel);
714
715 static const struct soc_enum da7219_out_dacr_sel =
716 SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAC,
717 DA7219_DAC_R_SRC_SHIFT,
718 DA7219_OUT_SRC_MAX,
719 da7219_out_sel_txt);
720
721 static const struct snd_kcontrol_new da7219_out_dacr_sel_mux =
722 SOC_DAPM_ENUM("Out DACR Mux", da7219_out_dacr_sel);
723
724
725 /*
726 * DAPM Mixer Controls
727 */
728
729 static const struct snd_kcontrol_new da7219_mixin_controls[] = {
730 SOC_DAPM_SINGLE("Mic Switch", DA7219_MIXIN_L_SELECT,
731 DA7219_MIXIN_L_MIX_SELECT_SHIFT,
732 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
733 };
734
735 static const struct snd_kcontrol_new da7219_mixout_l_controls[] = {
736 SOC_DAPM_SINGLE("DACL Switch", DA7219_MIXOUT_L_SELECT,
737 DA7219_MIXOUT_L_MIX_SELECT_SHIFT,
738 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
739 };
740
741 static const struct snd_kcontrol_new da7219_mixout_r_controls[] = {
742 SOC_DAPM_SINGLE("DACR Switch", DA7219_MIXOUT_R_SELECT,
743 DA7219_MIXOUT_R_MIX_SELECT_SHIFT,
744 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
745 };
746
747 #define DA7219_DMIX_ST_CTRLS(reg) \
748 SOC_DAPM_SINGLE("Out FilterL Switch", reg, \
749 DA7219_DMIX_ST_SRC_OUTFILT1L_SHIFT, \
750 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), \
751 SOC_DAPM_SINGLE("Out FilterR Switch", reg, \
752 DA7219_DMIX_ST_SRC_OUTFILT1R_SHIFT, \
753 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), \
754 SOC_DAPM_SINGLE("Sidetone Switch", reg, \
755 DA7219_DMIX_ST_SRC_SIDETONE_SHIFT, \
756 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT) \
757
758 static const struct snd_kcontrol_new da7219_st_out_filtl_mix_controls[] = {
759 DA7219_DMIX_ST_CTRLS(DA7219_DROUTING_ST_OUTFILT_1L),
760 };
761
762 static const struct snd_kcontrol_new da7219_st_out_filtr_mix_controls[] = {
763 DA7219_DMIX_ST_CTRLS(DA7219_DROUTING_ST_OUTFILT_1R),
764 };
765
766
767 /*
768 * DAPM Events
769 */
770
771 static int da7219_dai_event(struct snd_soc_dapm_widget *w,
772 struct snd_kcontrol *kcontrol, int event)
773 {
774 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
775 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
776 u8 pll_ctrl, pll_status;
777 int i = 0, ret;
778 bool srm_lock = false;
779
780 switch (event) {
781 case SND_SOC_DAPM_PRE_PMU:
782 if (da7219->master) {
783 /* Enable DAI clks for master mode */
784 if (da7219->dai_clks) {
785 ret = clk_prepare_enable(da7219->dai_clks);
786 if (ret) {
787 dev_err(component->dev,
788 "Failed to enable dai_clks\n");
789 return ret;
790 }
791 } else {
792 snd_soc_component_update_bits(component,
793 DA7219_DAI_CLK_MODE,
794 DA7219_DAI_CLK_EN_MASK,
795 DA7219_DAI_CLK_EN_MASK);
796 }
797 }
798
799 /* PC synchronised to DAI */
800 snd_soc_component_update_bits(component, DA7219_PC_COUNT,
801 DA7219_PC_FREERUN_MASK, 0);
802
803 /* Slave mode, if SRM not enabled no need for status checks */
804 pll_ctrl = snd_soc_component_read32(component, DA7219_PLL_CTRL);
805 if ((pll_ctrl & DA7219_PLL_MODE_MASK) != DA7219_PLL_MODE_SRM)
806 return 0;
807
808 /* Check SRM has locked */
809 do {
810 pll_status = snd_soc_component_read32(component, DA7219_PLL_SRM_STS);
811 if (pll_status & DA7219_PLL_SRM_STS_SRM_LOCK) {
812 srm_lock = true;
813 } else {
814 ++i;
815 msleep(50);
816 }
817 } while ((i < DA7219_SRM_CHECK_RETRIES) & (!srm_lock));
818
819 if (!srm_lock)
820 dev_warn(component->dev, "SRM failed to lock\n");
821
822 return 0;
823 case SND_SOC_DAPM_POST_PMD:
824 /* PC free-running */
825 snd_soc_component_update_bits(component, DA7219_PC_COUNT,
826 DA7219_PC_FREERUN_MASK,
827 DA7219_PC_FREERUN_MASK);
828
829 /* Disable DAI clks if in master mode */
830 if (da7219->master) {
831 if (da7219->dai_clks)
832 clk_disable_unprepare(da7219->dai_clks);
833 else
834 snd_soc_component_update_bits(component,
835 DA7219_DAI_CLK_MODE,
836 DA7219_DAI_CLK_EN_MASK,
837 0);
838 }
839
840 return 0;
841 default:
842 return -EINVAL;
843 }
844 }
845
846 static int da7219_settling_event(struct snd_soc_dapm_widget *w,
847 struct snd_kcontrol *kcontrol, int event)
848 {
849 switch (event) {
850 case SND_SOC_DAPM_POST_PMU:
851 case SND_SOC_DAPM_POST_PMD:
852 msleep(DA7219_SETTLING_DELAY);
853 break;
854 default:
855 break;
856 }
857
858 return 0;
859 }
860
861 static int da7219_mixout_event(struct snd_soc_dapm_widget *w,
862 struct snd_kcontrol *kcontrol, int event)
863 {
864 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
865 u8 hp_ctrl, min_gain_mask;
866
867 switch (w->reg) {
868 case DA7219_MIXOUT_L_CTRL:
869 hp_ctrl = DA7219_HP_L_CTRL;
870 min_gain_mask = DA7219_HP_L_AMP_MIN_GAIN_EN_MASK;
871 break;
872 case DA7219_MIXOUT_R_CTRL:
873 hp_ctrl = DA7219_HP_R_CTRL;
874 min_gain_mask = DA7219_HP_R_AMP_MIN_GAIN_EN_MASK;
875 break;
876 default:
877 return -EINVAL;
878 }
879
880 switch (event) {
881 case SND_SOC_DAPM_PRE_PMD:
882 /* Enable minimum gain on HP to avoid pops */
883 snd_soc_component_update_bits(component, hp_ctrl, min_gain_mask,
884 min_gain_mask);
885
886 msleep(DA7219_MIN_GAIN_DELAY);
887
888 break;
889 case SND_SOC_DAPM_POST_PMU:
890 /* Remove minimum gain on HP */
891 snd_soc_component_update_bits(component, hp_ctrl, min_gain_mask, 0);
892
893 break;
894 }
895
896 return 0;
897 }
898
899 static int da7219_gain_ramp_event(struct snd_soc_dapm_widget *w,
900 struct snd_kcontrol *kcontrol, int event)
901 {
902 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
903 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
904
905 switch (event) {
906 case SND_SOC_DAPM_PRE_PMU:
907 case SND_SOC_DAPM_PRE_PMD:
908 /* Ensure nominal gain ramping for DAPM sequence */
909 da7219->gain_ramp_ctrl =
910 snd_soc_component_read32(component, DA7219_GAIN_RAMP_CTRL);
911 snd_soc_component_write(component, DA7219_GAIN_RAMP_CTRL,
912 DA7219_GAIN_RAMP_RATE_NOMINAL);
913 break;
914 case SND_SOC_DAPM_POST_PMU:
915 case SND_SOC_DAPM_POST_PMD:
916 /* Restore previous gain ramp settings */
917 snd_soc_component_write(component, DA7219_GAIN_RAMP_CTRL,
918 da7219->gain_ramp_ctrl);
919 break;
920 }
921
922 return 0;
923 }
924
925
926 /*
927 * DAPM Widgets
928 */
929
930 static const struct snd_soc_dapm_widget da7219_dapm_widgets[] = {
931 /* Input Supplies */
932 SND_SOC_DAPM_SUPPLY("Mic Bias", DA7219_MICBIAS_CTRL,
933 DA7219_MICBIAS1_EN_SHIFT, DA7219_NO_INVERT,
934 NULL, 0),
935
936 /* Inputs */
937 SND_SOC_DAPM_INPUT("MIC"),
938
939 /* Input PGAs */
940 SND_SOC_DAPM_PGA("Mic PGA", DA7219_MIC_1_CTRL,
941 DA7219_MIC_1_AMP_EN_SHIFT, DA7219_NO_INVERT,
942 NULL, 0),
943 SND_SOC_DAPM_PGA("Mixin PGA", DA7219_MIXIN_L_CTRL,
944 DA7219_MIXIN_L_AMP_EN_SHIFT, DA7219_NO_INVERT,
945 NULL, 0),
946
947 /* Input Filters */
948 SND_SOC_DAPM_ADC("ADC", NULL, DA7219_ADC_L_CTRL, DA7219_ADC_L_EN_SHIFT,
949 DA7219_NO_INVERT),
950
951 /* Tone Generator */
952 SND_SOC_DAPM_SIGGEN("TONE"),
953 SND_SOC_DAPM_PGA("Tone Generator", DA7219_TONE_GEN_CFG1,
954 DA7219_START_STOPN_SHIFT, DA7219_NO_INVERT, NULL, 0),
955
956 /* Sidetone Input */
957 SND_SOC_DAPM_ADC("Sidetone Filter", NULL, DA7219_SIDETONE_CTRL,
958 DA7219_SIDETONE_EN_SHIFT, DA7219_NO_INVERT),
959
960 /* Input Mixer Supply */
961 SND_SOC_DAPM_SUPPLY("Mixer In Supply", DA7219_MIXIN_L_CTRL,
962 DA7219_MIXIN_L_MIX_EN_SHIFT, DA7219_NO_INVERT,
963 NULL, 0),
964
965 /* Input Mixer */
966 SND_SOC_DAPM_MIXER("Mixer In", SND_SOC_NOPM, 0, 0,
967 da7219_mixin_controls,
968 ARRAY_SIZE(da7219_mixin_controls)),
969
970 /* Input Muxes */
971 SND_SOC_DAPM_MUX("Out DAIL Mux", SND_SOC_NOPM, 0, 0,
972 &da7219_out_dail_sel_mux),
973 SND_SOC_DAPM_MUX("Out DAIR Mux", SND_SOC_NOPM, 0, 0,
974 &da7219_out_dair_sel_mux),
975
976 /* DAI Supply */
977 SND_SOC_DAPM_SUPPLY("DAI", DA7219_DAI_CTRL, DA7219_DAI_EN_SHIFT,
978 DA7219_NO_INVERT, da7219_dai_event,
979 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
980
981 /* DAI */
982 SND_SOC_DAPM_AIF_OUT("DAIOUT", "Capture", 0, DA7219_DAI_TDM_CTRL,
983 DA7219_DAI_OE_SHIFT, DA7219_NO_INVERT),
984 SND_SOC_DAPM_AIF_IN("DAIIN", "Playback", 0, SND_SOC_NOPM, 0, 0),
985
986 /* Output Muxes */
987 SND_SOC_DAPM_MUX("Out DACL Mux", SND_SOC_NOPM, 0, 0,
988 &da7219_out_dacl_sel_mux),
989 SND_SOC_DAPM_MUX("Out DACR Mux", SND_SOC_NOPM, 0, 0,
990 &da7219_out_dacr_sel_mux),
991
992 /* Output Mixers */
993 SND_SOC_DAPM_MIXER("Mixer Out FilterL", SND_SOC_NOPM, 0, 0,
994 da7219_mixout_l_controls,
995 ARRAY_SIZE(da7219_mixout_l_controls)),
996 SND_SOC_DAPM_MIXER("Mixer Out FilterR", SND_SOC_NOPM, 0, 0,
997 da7219_mixout_r_controls,
998 ARRAY_SIZE(da7219_mixout_r_controls)),
999
1000 /* Sidetone Mixers */
1001 SND_SOC_DAPM_MIXER("ST Mixer Out FilterL", SND_SOC_NOPM, 0, 0,
1002 da7219_st_out_filtl_mix_controls,
1003 ARRAY_SIZE(da7219_st_out_filtl_mix_controls)),
1004 SND_SOC_DAPM_MIXER("ST Mixer Out FilterR", SND_SOC_NOPM, 0,
1005 0, da7219_st_out_filtr_mix_controls,
1006 ARRAY_SIZE(da7219_st_out_filtr_mix_controls)),
1007
1008 /* DACs */
1009 SND_SOC_DAPM_DAC_E("DACL", NULL, DA7219_DAC_L_CTRL,
1010 DA7219_DAC_L_EN_SHIFT, DA7219_NO_INVERT,
1011 da7219_settling_event,
1012 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1013 SND_SOC_DAPM_DAC_E("DACR", NULL, DA7219_DAC_R_CTRL,
1014 DA7219_DAC_R_EN_SHIFT, DA7219_NO_INVERT,
1015 da7219_settling_event,
1016 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1017
1018 /* Output PGAs */
1019 SND_SOC_DAPM_PGA_E("Mixout Left PGA", DA7219_MIXOUT_L_CTRL,
1020 DA7219_MIXOUT_L_AMP_EN_SHIFT, DA7219_NO_INVERT,
1021 NULL, 0, da7219_mixout_event,
1022 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1023 SND_SOC_DAPM_PGA_E("Mixout Right PGA", DA7219_MIXOUT_R_CTRL,
1024 DA7219_MIXOUT_R_AMP_EN_SHIFT, DA7219_NO_INVERT,
1025 NULL, 0, da7219_mixout_event,
1026 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1027 SND_SOC_DAPM_SUPPLY_S("Headphone Left PGA", 1, DA7219_HP_L_CTRL,
1028 DA7219_HP_L_AMP_EN_SHIFT, DA7219_NO_INVERT,
1029 da7219_settling_event,
1030 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1031 SND_SOC_DAPM_SUPPLY_S("Headphone Right PGA", 1, DA7219_HP_R_CTRL,
1032 DA7219_HP_R_AMP_EN_SHIFT, DA7219_NO_INVERT,
1033 da7219_settling_event,
1034 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1035
1036 /* Output Supplies */
1037 SND_SOC_DAPM_SUPPLY_S("Charge Pump", 0, DA7219_CP_CTRL,
1038 DA7219_CP_EN_SHIFT, DA7219_NO_INVERT,
1039 da7219_settling_event,
1040 SND_SOC_DAPM_POST_PMU),
1041
1042 /* Outputs */
1043 SND_SOC_DAPM_OUTPUT("HPL"),
1044 SND_SOC_DAPM_OUTPUT("HPR"),
1045
1046 /* Pre/Post Power */
1047 SND_SOC_DAPM_PRE("Pre Power Gain Ramp", da7219_gain_ramp_event),
1048 SND_SOC_DAPM_POST("Post Power Gain Ramp", da7219_gain_ramp_event),
1049 };
1050
1051
1052 /*
1053 * DAPM Mux Routes
1054 */
1055
1056 #define DA7219_OUT_DAI_MUX_ROUTES(name) \
1057 {name, "ADC", "Mixer In"}, \
1058 {name, "Tone Generator", "Tone Generator"}, \
1059 {name, "DAIL", "DAIOUT"}, \
1060 {name, "DAIR", "DAIOUT"}
1061
1062 #define DA7219_OUT_DAC_MUX_ROUTES(name) \
1063 {name, "ADC", "Mixer In"}, \
1064 {name, "Tone Generator", "Tone Generator"}, \
1065 {name, "DAIL", "DAIIN"}, \
1066 {name, "DAIR", "DAIIN"}
1067
1068 /*
1069 * DAPM Mixer Routes
1070 */
1071
1072 #define DA7219_DMIX_ST_ROUTES(name) \
1073 {name, "Out FilterL Switch", "Mixer Out FilterL"}, \
1074 {name, "Out FilterR Switch", "Mixer Out FilterR"}, \
1075 {name, "Sidetone Switch", "Sidetone Filter"}
1076
1077
1078 /*
1079 * DAPM audio route definition
1080 */
1081
1082 static const struct snd_soc_dapm_route da7219_audio_map[] = {
1083 /* Input paths */
1084 {"MIC", NULL, "Mic Bias"},
1085 {"Mic PGA", NULL, "MIC"},
1086 {"Mixin PGA", NULL, "Mic PGA"},
1087 {"ADC", NULL, "Mixin PGA"},
1088
1089 {"Mixer In", NULL, "Mixer In Supply"},
1090 {"Mixer In", "Mic Switch", "ADC"},
1091
1092 {"Sidetone Filter", NULL, "Mixer In"},
1093
1094 {"Tone Generator", NULL, "TONE"},
1095
1096 DA7219_OUT_DAI_MUX_ROUTES("Out DAIL Mux"),
1097 DA7219_OUT_DAI_MUX_ROUTES("Out DAIR Mux"),
1098
1099 {"DAIOUT", NULL, "Out DAIL Mux"},
1100 {"DAIOUT", NULL, "Out DAIR Mux"},
1101 {"DAIOUT", NULL, "DAI"},
1102
1103 /* Output paths */
1104 {"DAIIN", NULL, "DAI"},
1105
1106 DA7219_OUT_DAC_MUX_ROUTES("Out DACL Mux"),
1107 DA7219_OUT_DAC_MUX_ROUTES("Out DACR Mux"),
1108
1109 {"Mixer Out FilterL", "DACL Switch", "Out DACL Mux"},
1110 {"Mixer Out FilterR", "DACR Switch", "Out DACR Mux"},
1111
1112 DA7219_DMIX_ST_ROUTES("ST Mixer Out FilterL"),
1113 DA7219_DMIX_ST_ROUTES("ST Mixer Out FilterR"),
1114
1115 {"DACL", NULL, "ST Mixer Out FilterL"},
1116 {"DACR", NULL, "ST Mixer Out FilterR"},
1117
1118 {"Mixout Left PGA", NULL, "DACL"},
1119 {"Mixout Right PGA", NULL, "DACR"},
1120
1121 {"HPL", NULL, "Mixout Left PGA"},
1122 {"HPR", NULL, "Mixout Right PGA"},
1123
1124 {"HPL", NULL, "Headphone Left PGA"},
1125 {"HPR", NULL, "Headphone Right PGA"},
1126
1127 {"HPL", NULL, "Charge Pump"},
1128 {"HPR", NULL, "Charge Pump"},
1129 };
1130
1131
1132 /*
1133 * DAI operations
1134 */
1135
1136 static int da7219_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1137 int clk_id, unsigned int freq, int dir)
1138 {
1139 struct snd_soc_component *component = codec_dai->component;
1140 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
1141 int ret = 0;
1142
1143 if ((da7219->clk_src == clk_id) && (da7219->mclk_rate == freq))
1144 return 0;
1145
1146 if ((freq < 2000000) || (freq > 54000000)) {
1147 dev_err(codec_dai->dev, "Unsupported MCLK value %d\n",
1148 freq);
1149 return -EINVAL;
1150 }
1151
1152 mutex_lock(&da7219->pll_lock);
1153
1154 switch (clk_id) {
1155 case DA7219_CLKSRC_MCLK_SQR:
1156 snd_soc_component_update_bits(component, DA7219_PLL_CTRL,
1157 DA7219_PLL_MCLK_SQR_EN_MASK,
1158 DA7219_PLL_MCLK_SQR_EN_MASK);
1159 break;
1160 case DA7219_CLKSRC_MCLK:
1161 snd_soc_component_update_bits(component, DA7219_PLL_CTRL,
1162 DA7219_PLL_MCLK_SQR_EN_MASK, 0);
1163 break;
1164 default:
1165 dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id);
1166 mutex_unlock(&da7219->pll_lock);
1167 return -EINVAL;
1168 }
1169
1170 da7219->clk_src = clk_id;
1171
1172 if (da7219->mclk) {
1173 freq = clk_round_rate(da7219->mclk, freq);
1174 ret = clk_set_rate(da7219->mclk, freq);
1175 if (ret) {
1176 dev_err(codec_dai->dev, "Failed to set clock rate %d\n",
1177 freq);
1178 mutex_unlock(&da7219->pll_lock);
1179 return ret;
1180 }
1181 }
1182
1183 da7219->mclk_rate = freq;
1184
1185 mutex_unlock(&da7219->pll_lock);
1186
1187 return 0;
1188 }
1189
1190 int da7219_set_pll(struct snd_soc_component *component, int source, unsigned int fout)
1191 {
1192 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
1193
1194 u8 pll_ctrl, indiv_bits, indiv;
1195 u8 pll_frac_top, pll_frac_bot, pll_integer;
1196 u32 freq_ref;
1197 u64 frac_div;
1198
1199 /* Verify 2MHz - 54MHz MCLK provided, and set input divider */
1200 if (da7219->mclk_rate < 2000000) {
1201 dev_err(component->dev, "PLL input clock %d below valid range\n",
1202 da7219->mclk_rate);
1203 return -EINVAL;
1204 } else if (da7219->mclk_rate <= 4500000) {
1205 indiv_bits = DA7219_PLL_INDIV_2_TO_4_5_MHZ;
1206 indiv = DA7219_PLL_INDIV_2_TO_4_5_MHZ_VAL;
1207 } else if (da7219->mclk_rate <= 9000000) {
1208 indiv_bits = DA7219_PLL_INDIV_4_5_TO_9_MHZ;
1209 indiv = DA7219_PLL_INDIV_4_5_TO_9_MHZ_VAL;
1210 } else if (da7219->mclk_rate <= 18000000) {
1211 indiv_bits = DA7219_PLL_INDIV_9_TO_18_MHZ;
1212 indiv = DA7219_PLL_INDIV_9_TO_18_MHZ_VAL;
1213 } else if (da7219->mclk_rate <= 36000000) {
1214 indiv_bits = DA7219_PLL_INDIV_18_TO_36_MHZ;
1215 indiv = DA7219_PLL_INDIV_18_TO_36_MHZ_VAL;
1216 } else if (da7219->mclk_rate <= 54000000) {
1217 indiv_bits = DA7219_PLL_INDIV_36_TO_54_MHZ;
1218 indiv = DA7219_PLL_INDIV_36_TO_54_MHZ_VAL;
1219 } else {
1220 dev_err(component->dev, "PLL input clock %d above valid range\n",
1221 da7219->mclk_rate);
1222 return -EINVAL;
1223 }
1224 freq_ref = (da7219->mclk_rate / indiv);
1225 pll_ctrl = indiv_bits;
1226
1227 /* Configure PLL */
1228 switch (source) {
1229 case DA7219_SYSCLK_MCLK:
1230 pll_ctrl |= DA7219_PLL_MODE_BYPASS;
1231 snd_soc_component_update_bits(component, DA7219_PLL_CTRL,
1232 DA7219_PLL_INDIV_MASK |
1233 DA7219_PLL_MODE_MASK, pll_ctrl);
1234 return 0;
1235 case DA7219_SYSCLK_PLL:
1236 pll_ctrl |= DA7219_PLL_MODE_NORMAL;
1237 break;
1238 case DA7219_SYSCLK_PLL_SRM:
1239 pll_ctrl |= DA7219_PLL_MODE_SRM;
1240 break;
1241 default:
1242 dev_err(component->dev, "Invalid PLL config\n");
1243 return -EINVAL;
1244 }
1245
1246 /* Calculate dividers for PLL */
1247 pll_integer = fout / freq_ref;
1248 frac_div = (u64)(fout % freq_ref) * 8192ULL;
1249 do_div(frac_div, freq_ref);
1250 pll_frac_top = (frac_div >> DA7219_BYTE_SHIFT) & DA7219_BYTE_MASK;
1251 pll_frac_bot = (frac_div) & DA7219_BYTE_MASK;
1252
1253 /* Write PLL config & dividers */
1254 snd_soc_component_write(component, DA7219_PLL_FRAC_TOP, pll_frac_top);
1255 snd_soc_component_write(component, DA7219_PLL_FRAC_BOT, pll_frac_bot);
1256 snd_soc_component_write(component, DA7219_PLL_INTEGER, pll_integer);
1257 snd_soc_component_update_bits(component, DA7219_PLL_CTRL,
1258 DA7219_PLL_INDIV_MASK | DA7219_PLL_MODE_MASK,
1259 pll_ctrl);
1260
1261 return 0;
1262 }
1263
1264 static int da7219_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
1265 int source, unsigned int fref, unsigned int fout)
1266 {
1267 struct snd_soc_component *component = codec_dai->component;
1268 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
1269 int ret;
1270
1271 mutex_lock(&da7219->pll_lock);
1272 ret = da7219_set_pll(component, source, fout);
1273 mutex_unlock(&da7219->pll_lock);
1274
1275 return ret;
1276 }
1277
1278 static int da7219_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
1279 {
1280 struct snd_soc_component *component = codec_dai->component;
1281 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
1282 u8 dai_clk_mode = 0, dai_ctrl = 0;
1283
1284 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1285 case SND_SOC_DAIFMT_CBM_CFM:
1286 da7219->master = true;
1287 break;
1288 case SND_SOC_DAIFMT_CBS_CFS:
1289 da7219->master = false;
1290 break;
1291 default:
1292 return -EINVAL;
1293 }
1294
1295 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1296 case SND_SOC_DAIFMT_I2S:
1297 case SND_SOC_DAIFMT_LEFT_J:
1298 case SND_SOC_DAIFMT_RIGHT_J:
1299 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1300 case SND_SOC_DAIFMT_NB_NF:
1301 break;
1302 case SND_SOC_DAIFMT_NB_IF:
1303 dai_clk_mode |= DA7219_DAI_WCLK_POL_INV;
1304 break;
1305 case SND_SOC_DAIFMT_IB_NF:
1306 dai_clk_mode |= DA7219_DAI_CLK_POL_INV;
1307 break;
1308 case SND_SOC_DAIFMT_IB_IF:
1309 dai_clk_mode |= DA7219_DAI_WCLK_POL_INV |
1310 DA7219_DAI_CLK_POL_INV;
1311 break;
1312 default:
1313 return -EINVAL;
1314 }
1315 break;
1316 case SND_SOC_DAIFMT_DSP_B:
1317 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1318 case SND_SOC_DAIFMT_NB_NF:
1319 dai_clk_mode |= DA7219_DAI_CLK_POL_INV;
1320 break;
1321 case SND_SOC_DAIFMT_NB_IF:
1322 dai_clk_mode |= DA7219_DAI_WCLK_POL_INV |
1323 DA7219_DAI_CLK_POL_INV;
1324 break;
1325 case SND_SOC_DAIFMT_IB_NF:
1326 break;
1327 case SND_SOC_DAIFMT_IB_IF:
1328 dai_clk_mode |= DA7219_DAI_WCLK_POL_INV;
1329 break;
1330 default:
1331 return -EINVAL;
1332 }
1333 break;
1334 default:
1335 return -EINVAL;
1336 }
1337
1338 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1339 case SND_SOC_DAIFMT_I2S:
1340 dai_ctrl |= DA7219_DAI_FORMAT_I2S;
1341 break;
1342 case SND_SOC_DAIFMT_LEFT_J:
1343 dai_ctrl |= DA7219_DAI_FORMAT_LEFT_J;
1344 break;
1345 case SND_SOC_DAIFMT_RIGHT_J:
1346 dai_ctrl |= DA7219_DAI_FORMAT_RIGHT_J;
1347 break;
1348 case SND_SOC_DAIFMT_DSP_B:
1349 dai_ctrl |= DA7219_DAI_FORMAT_DSP;
1350 break;
1351 default:
1352 return -EINVAL;
1353 }
1354
1355 /* By default 64 BCLKs per WCLK is supported */
1356 dai_clk_mode |= DA7219_DAI_BCLKS_PER_WCLK_64;
1357
1358 snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE,
1359 DA7219_DAI_BCLKS_PER_WCLK_MASK |
1360 DA7219_DAI_CLK_POL_MASK | DA7219_DAI_WCLK_POL_MASK,
1361 dai_clk_mode);
1362 snd_soc_component_update_bits(component, DA7219_DAI_CTRL, DA7219_DAI_FORMAT_MASK,
1363 dai_ctrl);
1364
1365 return 0;
1366 }
1367
1368 static int da7219_set_dai_tdm_slot(struct snd_soc_dai *dai,
1369 unsigned int tx_mask, unsigned int rx_mask,
1370 int slots, int slot_width)
1371 {
1372 struct snd_soc_component *component = dai->component;
1373 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
1374 u8 dai_bclks_per_wclk;
1375 u16 offset;
1376 u32 frame_size;
1377
1378 /* No channels enabled so disable TDM, revert to 64-bit frames */
1379 if (!tx_mask) {
1380 snd_soc_component_update_bits(component, DA7219_DAI_TDM_CTRL,
1381 DA7219_DAI_TDM_CH_EN_MASK |
1382 DA7219_DAI_TDM_MODE_EN_MASK, 0);
1383 snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE,
1384 DA7219_DAI_BCLKS_PER_WCLK_MASK,
1385 DA7219_DAI_BCLKS_PER_WCLK_64);
1386 return 0;
1387 }
1388
1389 /* Check we have valid slots */
1390 if (fls(tx_mask) > DA7219_DAI_TDM_MAX_SLOTS) {
1391 dev_err(component->dev, "Invalid number of slots, max = %d\n",
1392 DA7219_DAI_TDM_MAX_SLOTS);
1393 return -EINVAL;
1394 }
1395
1396 /* Check we have a valid offset given */
1397 if (rx_mask > DA7219_DAI_OFFSET_MAX) {
1398 dev_err(component->dev, "Invalid slot offset, max = %d\n",
1399 DA7219_DAI_OFFSET_MAX);
1400 return -EINVAL;
1401 }
1402
1403 /* Calculate & validate frame size based on slot info provided. */
1404 frame_size = slots * slot_width;
1405 switch (frame_size) {
1406 case 32:
1407 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_32;
1408 break;
1409 case 64:
1410 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_64;
1411 break;
1412 case 128:
1413 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_128;
1414 break;
1415 case 256:
1416 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_256;
1417 break;
1418 default:
1419 dev_err(component->dev, "Invalid frame size %d\n", frame_size);
1420 return -EINVAL;
1421 }
1422
1423 snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE,
1424 DA7219_DAI_BCLKS_PER_WCLK_MASK,
1425 dai_bclks_per_wclk);
1426
1427 offset = cpu_to_le16(rx_mask);
1428 regmap_bulk_write(da7219->regmap, DA7219_DAI_OFFSET_LOWER,
1429 &offset, sizeof(offset));
1430
1431 snd_soc_component_update_bits(component, DA7219_DAI_TDM_CTRL,
1432 DA7219_DAI_TDM_CH_EN_MASK |
1433 DA7219_DAI_TDM_MODE_EN_MASK,
1434 (tx_mask << DA7219_DAI_TDM_CH_EN_SHIFT) |
1435 DA7219_DAI_TDM_MODE_EN_MASK);
1436
1437 return 0;
1438 }
1439
1440 static int da7219_hw_params(struct snd_pcm_substream *substream,
1441 struct snd_pcm_hw_params *params,
1442 struct snd_soc_dai *dai)
1443 {
1444 struct snd_soc_component *component = dai->component;
1445 u8 dai_ctrl = 0, fs;
1446 unsigned int channels;
1447
1448 switch (params_width(params)) {
1449 case 16:
1450 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S16_LE;
1451 break;
1452 case 20:
1453 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S20_LE;
1454 break;
1455 case 24:
1456 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S24_LE;
1457 break;
1458 case 32:
1459 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S32_LE;
1460 break;
1461 default:
1462 return -EINVAL;
1463 }
1464
1465 channels = params_channels(params);
1466 if ((channels < 1) || (channels > DA7219_DAI_CH_NUM_MAX)) {
1467 dev_err(component->dev,
1468 "Invalid number of channels, only 1 to %d supported\n",
1469 DA7219_DAI_CH_NUM_MAX);
1470 return -EINVAL;
1471 }
1472 dai_ctrl |= channels << DA7219_DAI_CH_NUM_SHIFT;
1473
1474 switch (params_rate(params)) {
1475 case 8000:
1476 fs = DA7219_SR_8000;
1477 break;
1478 case 11025:
1479 fs = DA7219_SR_11025;
1480 break;
1481 case 12000:
1482 fs = DA7219_SR_12000;
1483 break;
1484 case 16000:
1485 fs = DA7219_SR_16000;
1486 break;
1487 case 22050:
1488 fs = DA7219_SR_22050;
1489 break;
1490 case 24000:
1491 fs = DA7219_SR_24000;
1492 break;
1493 case 32000:
1494 fs = DA7219_SR_32000;
1495 break;
1496 case 44100:
1497 fs = DA7219_SR_44100;
1498 break;
1499 case 48000:
1500 fs = DA7219_SR_48000;
1501 break;
1502 case 88200:
1503 fs = DA7219_SR_88200;
1504 break;
1505 case 96000:
1506 fs = DA7219_SR_96000;
1507 break;
1508 default:
1509 return -EINVAL;
1510 }
1511
1512 snd_soc_component_update_bits(component, DA7219_DAI_CTRL,
1513 DA7219_DAI_WORD_LENGTH_MASK |
1514 DA7219_DAI_CH_NUM_MASK,
1515 dai_ctrl);
1516 snd_soc_component_write(component, DA7219_SR, fs);
1517
1518 return 0;
1519 }
1520
1521 static const struct snd_soc_dai_ops da7219_dai_ops = {
1522 .hw_params = da7219_hw_params,
1523 .set_sysclk = da7219_set_dai_sysclk,
1524 .set_pll = da7219_set_dai_pll,
1525 .set_fmt = da7219_set_dai_fmt,
1526 .set_tdm_slot = da7219_set_dai_tdm_slot,
1527 };
1528
1529 #define DA7219_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1530 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1531
1532 static struct snd_soc_dai_driver da7219_dai = {
1533 .name = "da7219-hifi",
1534 .playback = {
1535 .stream_name = "Playback",
1536 .channels_min = 1,
1537 .channels_max = DA7219_DAI_CH_NUM_MAX,
1538 .rates = SNDRV_PCM_RATE_8000_96000,
1539 .formats = DA7219_FORMATS,
1540 },
1541 .capture = {
1542 .stream_name = "Capture",
1543 .channels_min = 1,
1544 .channels_max = DA7219_DAI_CH_NUM_MAX,
1545 .rates = SNDRV_PCM_RATE_8000_96000,
1546 .formats = DA7219_FORMATS,
1547 },
1548 .ops = &da7219_dai_ops,
1549 .symmetric_rates = 1,
1550 .symmetric_channels = 1,
1551 .symmetric_samplebits = 1,
1552 };
1553
1554
1555 /*
1556 * DT/ACPI
1557 */
1558
1559 static const struct of_device_id da7219_of_match[] = {
1560 { .compatible = "dlg,da7219", },
1561 { }
1562 };
1563 MODULE_DEVICE_TABLE(of, da7219_of_match);
1564
1565 static const struct acpi_device_id da7219_acpi_match[] = {
1566 { .id = "DLGS7219", },
1567 { }
1568 };
1569 MODULE_DEVICE_TABLE(acpi, da7219_acpi_match);
1570
1571 static enum da7219_micbias_voltage
1572 da7219_fw_micbias_lvl(struct device *dev, u32 val)
1573 {
1574 switch (val) {
1575 case 1600:
1576 return DA7219_MICBIAS_1_6V;
1577 case 1800:
1578 return DA7219_MICBIAS_1_8V;
1579 case 2000:
1580 return DA7219_MICBIAS_2_0V;
1581 case 2200:
1582 return DA7219_MICBIAS_2_2V;
1583 case 2400:
1584 return DA7219_MICBIAS_2_4V;
1585 case 2600:
1586 return DA7219_MICBIAS_2_6V;
1587 default:
1588 dev_warn(dev, "Invalid micbias level");
1589 return DA7219_MICBIAS_2_2V;
1590 }
1591 }
1592
1593 static enum da7219_mic_amp_in_sel
1594 da7219_fw_mic_amp_in_sel(struct device *dev, const char *str)
1595 {
1596 if (!strcmp(str, "diff")) {
1597 return DA7219_MIC_AMP_IN_SEL_DIFF;
1598 } else if (!strcmp(str, "se_p")) {
1599 return DA7219_MIC_AMP_IN_SEL_SE_P;
1600 } else if (!strcmp(str, "se_n")) {
1601 return DA7219_MIC_AMP_IN_SEL_SE_N;
1602 } else {
1603 dev_warn(dev, "Invalid mic input type selection");
1604 return DA7219_MIC_AMP_IN_SEL_DIFF;
1605 }
1606 }
1607
1608 static struct da7219_pdata *da7219_fw_to_pdata(struct snd_soc_component *component)
1609 {
1610 struct device *dev = component->dev;
1611 struct da7219_pdata *pdata;
1612 const char *of_str;
1613 u32 of_val32;
1614
1615 pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL);
1616 if (!pdata)
1617 return NULL;
1618
1619 pdata->wakeup_source = device_property_read_bool(dev, "wakeup-source");
1620
1621 pdata->dai_clks_name = "da7219-dai-clks";
1622 if (device_property_read_string(dev, "clock-output-names",
1623 &pdata->dai_clks_name))
1624 dev_warn(dev, "Using default clk name: %s\n",
1625 pdata->dai_clks_name);
1626
1627 if (device_property_read_u32(dev, "dlg,micbias-lvl", &of_val32) >= 0)
1628 pdata->micbias_lvl = da7219_fw_micbias_lvl(dev, of_val32);
1629 else
1630 pdata->micbias_lvl = DA7219_MICBIAS_2_2V;
1631
1632 if (!device_property_read_string(dev, "dlg,mic-amp-in-sel", &of_str))
1633 pdata->mic_amp_in_sel = da7219_fw_mic_amp_in_sel(dev, of_str);
1634 else
1635 pdata->mic_amp_in_sel = DA7219_MIC_AMP_IN_SEL_DIFF;
1636
1637 return pdata;
1638 }
1639
1640
1641 /*
1642 * Codec driver functions
1643 */
1644
1645 static int da7219_set_bias_level(struct snd_soc_component *component,
1646 enum snd_soc_bias_level level)
1647 {
1648 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
1649 int ret;
1650
1651 switch (level) {
1652 case SND_SOC_BIAS_ON:
1653 break;
1654 case SND_SOC_BIAS_PREPARE:
1655 /* Enable MCLK for transition to ON state */
1656 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY) {
1657 if (da7219->mclk) {
1658 ret = clk_prepare_enable(da7219->mclk);
1659 if (ret) {
1660 dev_err(component->dev,
1661 "Failed to enable mclk\n");
1662 return ret;
1663 }
1664 }
1665 }
1666
1667 break;
1668 case SND_SOC_BIAS_STANDBY:
1669 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF)
1670 /* Master bias */
1671 snd_soc_component_update_bits(component, DA7219_REFERENCES,
1672 DA7219_BIAS_EN_MASK,
1673 DA7219_BIAS_EN_MASK);
1674
1675 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_PREPARE) {
1676 /* Remove MCLK */
1677 if (da7219->mclk)
1678 clk_disable_unprepare(da7219->mclk);
1679 }
1680 break;
1681 case SND_SOC_BIAS_OFF:
1682 /* Only disable master bias if we're not a wake-up source */
1683 if (!da7219->wakeup_source)
1684 snd_soc_component_update_bits(component, DA7219_REFERENCES,
1685 DA7219_BIAS_EN_MASK, 0);
1686
1687 break;
1688 }
1689
1690 return 0;
1691 }
1692
1693 static const char *da7219_supply_names[DA7219_NUM_SUPPLIES] = {
1694 [DA7219_SUPPLY_VDD] = "VDD",
1695 [DA7219_SUPPLY_VDDMIC] = "VDDMIC",
1696 [DA7219_SUPPLY_VDDIO] = "VDDIO",
1697 };
1698
1699 static int da7219_handle_supplies(struct snd_soc_component *component)
1700 {
1701 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
1702 struct regulator *vddio;
1703 u8 io_voltage_lvl = DA7219_IO_VOLTAGE_LEVEL_2_5V_3_6V;
1704 int i, ret;
1705
1706 /* Get required supplies */
1707 for (i = 0; i < DA7219_NUM_SUPPLIES; ++i)
1708 da7219->supplies[i].supply = da7219_supply_names[i];
1709
1710 ret = devm_regulator_bulk_get(component->dev, DA7219_NUM_SUPPLIES,
1711 da7219->supplies);
1712 if (ret) {
1713 dev_err(component->dev, "Failed to get supplies");
1714 return ret;
1715 }
1716
1717 /* Determine VDDIO voltage provided */
1718 vddio = da7219->supplies[DA7219_SUPPLY_VDDIO].consumer;
1719 ret = regulator_get_voltage(vddio);
1720 if (ret < 1200000)
1721 dev_warn(component->dev, "Invalid VDDIO voltage\n");
1722 else if (ret < 2800000)
1723 io_voltage_lvl = DA7219_IO_VOLTAGE_LEVEL_1_2V_2_8V;
1724
1725 /* Enable main supplies */
1726 ret = regulator_bulk_enable(DA7219_NUM_SUPPLIES, da7219->supplies);
1727 if (ret) {
1728 dev_err(component->dev, "Failed to enable supplies");
1729 return ret;
1730 }
1731
1732 /* Ensure device in active mode */
1733 snd_soc_component_write(component, DA7219_SYSTEM_ACTIVE, DA7219_SYSTEM_ACTIVE_MASK);
1734
1735 /* Update IO voltage level range */
1736 snd_soc_component_write(component, DA7219_IO_CTRL, io_voltage_lvl);
1737
1738 return 0;
1739 }
1740
1741 #ifdef CONFIG_COMMON_CLK
1742 static int da7219_dai_clks_prepare(struct clk_hw *hw)
1743 {
1744 struct da7219_priv *da7219 =
1745 container_of(hw, struct da7219_priv, dai_clks_hw);
1746 struct snd_soc_component *component = da7219->aad->component;
1747
1748 snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE,
1749 DA7219_DAI_CLK_EN_MASK,
1750 DA7219_DAI_CLK_EN_MASK);
1751
1752 return 0;
1753 }
1754
1755 static void da7219_dai_clks_unprepare(struct clk_hw *hw)
1756 {
1757 struct da7219_priv *da7219 =
1758 container_of(hw, struct da7219_priv, dai_clks_hw);
1759 struct snd_soc_component *component = da7219->aad->component;
1760
1761 snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE,
1762 DA7219_DAI_CLK_EN_MASK, 0);
1763 }
1764
1765 static int da7219_dai_clks_is_prepared(struct clk_hw *hw)
1766 {
1767 struct da7219_priv *da7219 =
1768 container_of(hw, struct da7219_priv, dai_clks_hw);
1769 struct snd_soc_component *component = da7219->aad->component;
1770 u8 clk_reg;
1771
1772 clk_reg = snd_soc_component_read32(component, DA7219_DAI_CLK_MODE);
1773
1774 return !!(clk_reg & DA7219_DAI_CLK_EN_MASK);
1775 }
1776
1777 static const struct clk_ops da7219_dai_clks_ops = {
1778 .prepare = da7219_dai_clks_prepare,
1779 .unprepare = da7219_dai_clks_unprepare,
1780 .is_prepared = da7219_dai_clks_is_prepared,
1781 };
1782
1783 static void da7219_register_dai_clks(struct snd_soc_component *component)
1784 {
1785 struct device *dev = component->dev;
1786 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
1787 struct da7219_pdata *pdata = da7219->pdata;
1788 struct clk_init_data init = {};
1789 struct clk *dai_clks;
1790 struct clk_lookup *dai_clks_lookup;
1791
1792 init.parent_names = NULL;
1793 init.num_parents = 0;
1794 init.name = pdata->dai_clks_name;
1795 init.ops = &da7219_dai_clks_ops;
1796 da7219->dai_clks_hw.init = &init;
1797
1798 dai_clks = devm_clk_register(dev, &da7219->dai_clks_hw);
1799 if (IS_ERR(dai_clks)) {
1800 dev_warn(dev, "Failed to register DAI clocks: %ld\n",
1801 PTR_ERR(dai_clks));
1802 return;
1803 }
1804 da7219->dai_clks = dai_clks;
1805
1806 /* If we're using DT, then register as provider accordingly */
1807 if (dev->of_node) {
1808 devm_of_clk_add_hw_provider(dev, of_clk_hw_simple_get,
1809 &da7219->dai_clks_hw);
1810 } else {
1811 dai_clks_lookup = clkdev_create(dai_clks, pdata->dai_clks_name,
1812 "%s", dev_name(dev));
1813 if (!dai_clks_lookup)
1814 dev_warn(dev, "Failed to create DAI clkdev");
1815 else
1816 da7219->dai_clks_lookup = dai_clks_lookup;
1817 }
1818 }
1819 #else
1820 static inline void da7219_register_dai_clks(struct snd_soc_component *component) {}
1821 #endif /* CONFIG_COMMON_CLK */
1822
1823 static void da7219_handle_pdata(struct snd_soc_component *component)
1824 {
1825 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
1826 struct da7219_pdata *pdata = da7219->pdata;
1827
1828 if (pdata) {
1829 u8 micbias_lvl = 0;
1830
1831 da7219->wakeup_source = pdata->wakeup_source;
1832
1833 da7219_register_dai_clks(component);
1834
1835 /* Mic Bias voltages */
1836 switch (pdata->micbias_lvl) {
1837 case DA7219_MICBIAS_1_6V:
1838 case DA7219_MICBIAS_1_8V:
1839 case DA7219_MICBIAS_2_0V:
1840 case DA7219_MICBIAS_2_2V:
1841 case DA7219_MICBIAS_2_4V:
1842 case DA7219_MICBIAS_2_6V:
1843 micbias_lvl |= (pdata->micbias_lvl <<
1844 DA7219_MICBIAS1_LEVEL_SHIFT);
1845 break;
1846 }
1847
1848 snd_soc_component_write(component, DA7219_MICBIAS_CTRL, micbias_lvl);
1849
1850 /* Mic */
1851 switch (pdata->mic_amp_in_sel) {
1852 case DA7219_MIC_AMP_IN_SEL_DIFF:
1853 case DA7219_MIC_AMP_IN_SEL_SE_P:
1854 case DA7219_MIC_AMP_IN_SEL_SE_N:
1855 snd_soc_component_write(component, DA7219_MIC_1_SELECT,
1856 pdata->mic_amp_in_sel);
1857 break;
1858 }
1859 }
1860 }
1861
1862 static struct reg_sequence da7219_rev_aa_patch[] = {
1863 { DA7219_REFERENCES, 0x08 },
1864 };
1865
1866 static int da7219_probe(struct snd_soc_component *component)
1867 {
1868 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
1869 unsigned int rev;
1870 int ret;
1871
1872 mutex_init(&da7219->ctrl_lock);
1873 mutex_init(&da7219->pll_lock);
1874
1875 /* Regulator configuration */
1876 ret = da7219_handle_supplies(component);
1877 if (ret)
1878 return ret;
1879
1880 ret = regmap_read(da7219->regmap, DA7219_CHIP_REVISION, &rev);
1881 if (ret) {
1882 dev_err(component->dev, "Failed to read chip revision: %d\n", ret);
1883 goto err_disable_reg;
1884 }
1885
1886 switch (rev & DA7219_CHIP_MINOR_MASK) {
1887 case 0:
1888 ret = regmap_register_patch(da7219->regmap, da7219_rev_aa_patch,
1889 ARRAY_SIZE(da7219_rev_aa_patch));
1890 if (ret) {
1891 dev_err(component->dev, "Failed to register AA patch: %d\n",
1892 ret);
1893 goto err_disable_reg;
1894 }
1895 break;
1896 default:
1897 break;
1898 }
1899
1900 /* Handle DT/ACPI/Platform data */
1901 da7219->pdata = dev_get_platdata(component->dev);
1902 if (!da7219->pdata)
1903 da7219->pdata = da7219_fw_to_pdata(component);
1904
1905 da7219_handle_pdata(component);
1906
1907 /* Check if MCLK provided */
1908 da7219->mclk = devm_clk_get(component->dev, "mclk");
1909 if (IS_ERR(da7219->mclk)) {
1910 if (PTR_ERR(da7219->mclk) != -ENOENT) {
1911 ret = PTR_ERR(da7219->mclk);
1912 goto err_disable_reg;
1913 } else {
1914 da7219->mclk = NULL;
1915 }
1916 }
1917
1918 /* Default PC counter to free-running */
1919 snd_soc_component_update_bits(component, DA7219_PC_COUNT, DA7219_PC_FREERUN_MASK,
1920 DA7219_PC_FREERUN_MASK);
1921
1922 /* Default gain ramping */
1923 snd_soc_component_update_bits(component, DA7219_MIXIN_L_CTRL,
1924 DA7219_MIXIN_L_AMP_RAMP_EN_MASK,
1925 DA7219_MIXIN_L_AMP_RAMP_EN_MASK);
1926 snd_soc_component_update_bits(component, DA7219_ADC_L_CTRL, DA7219_ADC_L_RAMP_EN_MASK,
1927 DA7219_ADC_L_RAMP_EN_MASK);
1928 snd_soc_component_update_bits(component, DA7219_DAC_L_CTRL, DA7219_DAC_L_RAMP_EN_MASK,
1929 DA7219_DAC_L_RAMP_EN_MASK);
1930 snd_soc_component_update_bits(component, DA7219_DAC_R_CTRL, DA7219_DAC_R_RAMP_EN_MASK,
1931 DA7219_DAC_R_RAMP_EN_MASK);
1932 snd_soc_component_update_bits(component, DA7219_HP_L_CTRL,
1933 DA7219_HP_L_AMP_RAMP_EN_MASK,
1934 DA7219_HP_L_AMP_RAMP_EN_MASK);
1935 snd_soc_component_update_bits(component, DA7219_HP_R_CTRL,
1936 DA7219_HP_R_AMP_RAMP_EN_MASK,
1937 DA7219_HP_R_AMP_RAMP_EN_MASK);
1938
1939 /* Default minimum gain on HP to avoid pops during DAPM sequencing */
1940 snd_soc_component_update_bits(component, DA7219_HP_L_CTRL,
1941 DA7219_HP_L_AMP_MIN_GAIN_EN_MASK,
1942 DA7219_HP_L_AMP_MIN_GAIN_EN_MASK);
1943 snd_soc_component_update_bits(component, DA7219_HP_R_CTRL,
1944 DA7219_HP_R_AMP_MIN_GAIN_EN_MASK,
1945 DA7219_HP_R_AMP_MIN_GAIN_EN_MASK);
1946
1947 /* Default infinite tone gen, start/stop by Kcontrol */
1948 snd_soc_component_write(component, DA7219_TONE_GEN_CYCLES, DA7219_BEEP_CYCLES_MASK);
1949
1950 /* Initialise AAD block */
1951 ret = da7219_aad_init(component);
1952 if (ret)
1953 goto err_disable_reg;
1954
1955 return 0;
1956
1957 err_disable_reg:
1958 regulator_bulk_disable(DA7219_NUM_SUPPLIES, da7219->supplies);
1959
1960 return ret;
1961 }
1962
1963 static void da7219_remove(struct snd_soc_component *component)
1964 {
1965 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
1966
1967 da7219_aad_exit(component);
1968
1969 #ifdef CONFIG_COMMON_CLK
1970 if (da7219->dai_clks_lookup)
1971 clkdev_drop(da7219->dai_clks_lookup);
1972 #endif
1973
1974 /* Supplies */
1975 regulator_bulk_disable(DA7219_NUM_SUPPLIES, da7219->supplies);
1976 }
1977
1978 #ifdef CONFIG_PM
1979 static int da7219_suspend(struct snd_soc_component *component)
1980 {
1981 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
1982
1983 /* Suspend AAD if we're not a wake-up source */
1984 if (!da7219->wakeup_source)
1985 da7219_aad_suspend(component);
1986
1987 snd_soc_component_force_bias_level(component, SND_SOC_BIAS_OFF);
1988
1989 return 0;
1990 }
1991
1992 static int da7219_resume(struct snd_soc_component *component)
1993 {
1994 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
1995
1996 snd_soc_component_force_bias_level(component, SND_SOC_BIAS_STANDBY);
1997
1998 /* Resume AAD if previously suspended */
1999 if (!da7219->wakeup_source)
2000 da7219_aad_resume(component);
2001
2002 return 0;
2003 }
2004 #else
2005 #define da7219_suspend NULL
2006 #define da7219_resume NULL
2007 #endif
2008
2009 static const struct snd_soc_component_driver soc_component_dev_da7219 = {
2010 .probe = da7219_probe,
2011 .remove = da7219_remove,
2012 .suspend = da7219_suspend,
2013 .resume = da7219_resume,
2014 .set_bias_level = da7219_set_bias_level,
2015 .controls = da7219_snd_controls,
2016 .num_controls = ARRAY_SIZE(da7219_snd_controls),
2017 .dapm_widgets = da7219_dapm_widgets,
2018 .num_dapm_widgets = ARRAY_SIZE(da7219_dapm_widgets),
2019 .dapm_routes = da7219_audio_map,
2020 .num_dapm_routes = ARRAY_SIZE(da7219_audio_map),
2021 .idle_bias_on = 1,
2022 .use_pmdown_time = 1,
2023 .endianness = 1,
2024 .non_legacy_dai_naming = 1,
2025 };
2026
2027
2028 /*
2029 * Regmap configs
2030 */
2031
2032 static struct reg_default da7219_reg_defaults[] = {
2033 { DA7219_MIC_1_SELECT, 0x00 },
2034 { DA7219_CIF_TIMEOUT_CTRL, 0x01 },
2035 { DA7219_SR_24_48, 0x00 },
2036 { DA7219_SR, 0x0A },
2037 { DA7219_CIF_I2C_ADDR_CFG, 0x02 },
2038 { DA7219_PLL_CTRL, 0x10 },
2039 { DA7219_PLL_FRAC_TOP, 0x00 },
2040 { DA7219_PLL_FRAC_BOT, 0x00 },
2041 { DA7219_PLL_INTEGER, 0x20 },
2042 { DA7219_DIG_ROUTING_DAI, 0x10 },
2043 { DA7219_DAI_CLK_MODE, 0x01 },
2044 { DA7219_DAI_CTRL, 0x28 },
2045 { DA7219_DAI_TDM_CTRL, 0x40 },
2046 { DA7219_DIG_ROUTING_DAC, 0x32 },
2047 { DA7219_DAI_OFFSET_LOWER, 0x00 },
2048 { DA7219_DAI_OFFSET_UPPER, 0x00 },
2049 { DA7219_REFERENCES, 0x08 },
2050 { DA7219_MIXIN_L_SELECT, 0x00 },
2051 { DA7219_MIXIN_L_GAIN, 0x03 },
2052 { DA7219_ADC_L_GAIN, 0x6F },
2053 { DA7219_ADC_FILTERS1, 0x80 },
2054 { DA7219_MIC_1_GAIN, 0x01 },
2055 { DA7219_SIDETONE_CTRL, 0x40 },
2056 { DA7219_SIDETONE_GAIN, 0x0E },
2057 { DA7219_DROUTING_ST_OUTFILT_1L, 0x01 },
2058 { DA7219_DROUTING_ST_OUTFILT_1R, 0x02 },
2059 { DA7219_DAC_FILTERS5, 0x00 },
2060 { DA7219_DAC_FILTERS2, 0x88 },
2061 { DA7219_DAC_FILTERS3, 0x88 },
2062 { DA7219_DAC_FILTERS4, 0x08 },
2063 { DA7219_DAC_FILTERS1, 0x80 },
2064 { DA7219_DAC_L_GAIN, 0x6F },
2065 { DA7219_DAC_R_GAIN, 0x6F },
2066 { DA7219_CP_CTRL, 0x20 },
2067 { DA7219_HP_L_GAIN, 0x39 },
2068 { DA7219_HP_R_GAIN, 0x39 },
2069 { DA7219_MIXOUT_L_SELECT, 0x00 },
2070 { DA7219_MIXOUT_R_SELECT, 0x00 },
2071 { DA7219_MICBIAS_CTRL, 0x03 },
2072 { DA7219_MIC_1_CTRL, 0x40 },
2073 { DA7219_MIXIN_L_CTRL, 0x40 },
2074 { DA7219_ADC_L_CTRL, 0x40 },
2075 { DA7219_DAC_L_CTRL, 0x40 },
2076 { DA7219_DAC_R_CTRL, 0x40 },
2077 { DA7219_HP_L_CTRL, 0x40 },
2078 { DA7219_HP_R_CTRL, 0x40 },
2079 { DA7219_MIXOUT_L_CTRL, 0x10 },
2080 { DA7219_MIXOUT_R_CTRL, 0x10 },
2081 { DA7219_CHIP_ID1, 0x23 },
2082 { DA7219_CHIP_ID2, 0x93 },
2083 { DA7219_IO_CTRL, 0x00 },
2084 { DA7219_GAIN_RAMP_CTRL, 0x00 },
2085 { DA7219_PC_COUNT, 0x02 },
2086 { DA7219_CP_VOL_THRESHOLD1, 0x0E },
2087 { DA7219_DIG_CTRL, 0x00 },
2088 { DA7219_ALC_CTRL2, 0x00 },
2089 { DA7219_ALC_CTRL3, 0x00 },
2090 { DA7219_ALC_NOISE, 0x3F },
2091 { DA7219_ALC_TARGET_MIN, 0x3F },
2092 { DA7219_ALC_TARGET_MAX, 0x00 },
2093 { DA7219_ALC_GAIN_LIMITS, 0xFF },
2094 { DA7219_ALC_ANA_GAIN_LIMITS, 0x71 },
2095 { DA7219_ALC_ANTICLIP_CTRL, 0x00 },
2096 { DA7219_ALC_ANTICLIP_LEVEL, 0x00 },
2097 { DA7219_DAC_NG_SETUP_TIME, 0x00 },
2098 { DA7219_DAC_NG_OFF_THRESH, 0x00 },
2099 { DA7219_DAC_NG_ON_THRESH, 0x00 },
2100 { DA7219_DAC_NG_CTRL, 0x00 },
2101 { DA7219_TONE_GEN_CFG1, 0x00 },
2102 { DA7219_TONE_GEN_CFG2, 0x00 },
2103 { DA7219_TONE_GEN_CYCLES, 0x00 },
2104 { DA7219_TONE_GEN_FREQ1_L, 0x55 },
2105 { DA7219_TONE_GEN_FREQ1_U, 0x15 },
2106 { DA7219_TONE_GEN_FREQ2_L, 0x00 },
2107 { DA7219_TONE_GEN_FREQ2_U, 0x40 },
2108 { DA7219_TONE_GEN_ON_PER, 0x02 },
2109 { DA7219_TONE_GEN_OFF_PER, 0x01 },
2110 { DA7219_ACCDET_IRQ_MASK_A, 0x00 },
2111 { DA7219_ACCDET_IRQ_MASK_B, 0x00 },
2112 { DA7219_ACCDET_CONFIG_1, 0xD6 },
2113 { DA7219_ACCDET_CONFIG_2, 0x34 },
2114 { DA7219_ACCDET_CONFIG_3, 0x0A },
2115 { DA7219_ACCDET_CONFIG_4, 0x16 },
2116 { DA7219_ACCDET_CONFIG_5, 0x21 },
2117 { DA7219_ACCDET_CONFIG_6, 0x3E },
2118 { DA7219_ACCDET_CONFIG_7, 0x01 },
2119 { DA7219_SYSTEM_ACTIVE, 0x00 },
2120 };
2121
2122 static bool da7219_volatile_register(struct device *dev, unsigned int reg)
2123 {
2124 switch (reg) {
2125 case DA7219_MIC_1_GAIN_STATUS:
2126 case DA7219_MIXIN_L_GAIN_STATUS:
2127 case DA7219_ADC_L_GAIN_STATUS:
2128 case DA7219_DAC_L_GAIN_STATUS:
2129 case DA7219_DAC_R_GAIN_STATUS:
2130 case DA7219_HP_L_GAIN_STATUS:
2131 case DA7219_HP_R_GAIN_STATUS:
2132 case DA7219_CIF_CTRL:
2133 case DA7219_PLL_SRM_STS:
2134 case DA7219_ALC_CTRL1:
2135 case DA7219_SYSTEM_MODES_INPUT:
2136 case DA7219_SYSTEM_MODES_OUTPUT:
2137 case DA7219_ALC_OFFSET_AUTO_M_L:
2138 case DA7219_ALC_OFFSET_AUTO_U_L:
2139 case DA7219_TONE_GEN_CFG1:
2140 case DA7219_ACCDET_STATUS_A:
2141 case DA7219_ACCDET_STATUS_B:
2142 case DA7219_ACCDET_IRQ_EVENT_A:
2143 case DA7219_ACCDET_IRQ_EVENT_B:
2144 case DA7219_ACCDET_CONFIG_8:
2145 case DA7219_SYSTEM_STATUS:
2146 return 1;
2147 default:
2148 return 0;
2149 }
2150 }
2151
2152 static const struct regmap_config da7219_regmap_config = {
2153 .reg_bits = 8,
2154 .val_bits = 8,
2155
2156 .max_register = DA7219_SYSTEM_ACTIVE,
2157 .reg_defaults = da7219_reg_defaults,
2158 .num_reg_defaults = ARRAY_SIZE(da7219_reg_defaults),
2159 .volatile_reg = da7219_volatile_register,
2160 .cache_type = REGCACHE_RBTREE,
2161 };
2162
2163
2164 /*
2165 * I2C layer
2166 */
2167
2168 static int da7219_i2c_probe(struct i2c_client *i2c,
2169 const struct i2c_device_id *id)
2170 {
2171 struct da7219_priv *da7219;
2172 unsigned int system_active, system_status;
2173 int i, ret;
2174
2175 da7219 = devm_kzalloc(&i2c->dev, sizeof(struct da7219_priv),
2176 GFP_KERNEL);
2177 if (!da7219)
2178 return -ENOMEM;
2179
2180 i2c_set_clientdata(i2c, da7219);
2181
2182 da7219->regmap = devm_regmap_init_i2c(i2c, &da7219_regmap_config);
2183 if (IS_ERR(da7219->regmap)) {
2184 ret = PTR_ERR(da7219->regmap);
2185 dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret);
2186 return ret;
2187 }
2188
2189 regcache_cache_bypass(da7219->regmap, true);
2190
2191 /* Disable audio paths if still active from previous start */
2192 regmap_read(da7219->regmap, DA7219_SYSTEM_ACTIVE, &system_active);
2193 if (system_active) {
2194 regmap_write(da7219->regmap, DA7219_GAIN_RAMP_CTRL,
2195 DA7219_GAIN_RAMP_RATE_NOMINAL);
2196 regmap_write(da7219->regmap, DA7219_SYSTEM_MODES_INPUT, 0x00);
2197 regmap_write(da7219->regmap, DA7219_SYSTEM_MODES_OUTPUT, 0x01);
2198
2199 for (i = 0; i < DA7219_SYS_STAT_CHECK_RETRIES; ++i) {
2200 regmap_read(da7219->regmap, DA7219_SYSTEM_STATUS,
2201 &system_status);
2202 if (!system_status)
2203 break;
2204
2205 msleep(DA7219_SYS_STAT_CHECK_DELAY);
2206 }
2207 }
2208
2209 /* Soft reset component */
2210 regmap_write_bits(da7219->regmap, DA7219_ACCDET_CONFIG_1,
2211 DA7219_ACCDET_EN_MASK, 0);
2212 regmap_write_bits(da7219->regmap, DA7219_CIF_CTRL,
2213 DA7219_CIF_REG_SOFT_RESET_MASK,
2214 DA7219_CIF_REG_SOFT_RESET_MASK);
2215 regmap_write_bits(da7219->regmap, DA7219_SYSTEM_ACTIVE,
2216 DA7219_SYSTEM_ACTIVE_MASK, 0);
2217
2218 regcache_cache_bypass(da7219->regmap, false);
2219
2220 ret = devm_snd_soc_register_component(&i2c->dev,
2221 &soc_component_dev_da7219,
2222 &da7219_dai, 1);
2223 if (ret < 0) {
2224 dev_err(&i2c->dev, "Failed to register da7219 component: %d\n",
2225 ret);
2226 }
2227 return ret;
2228 }
2229
2230 static int da7219_i2c_remove(struct i2c_client *client)
2231 {
2232 return 0;
2233 }
2234
2235 static const struct i2c_device_id da7219_i2c_id[] = {
2236 { "da7219", },
2237 { }
2238 };
2239 MODULE_DEVICE_TABLE(i2c, da7219_i2c_id);
2240
2241 static struct i2c_driver da7219_i2c_driver = {
2242 .driver = {
2243 .name = "da7219",
2244 .of_match_table = of_match_ptr(da7219_of_match),
2245 .acpi_match_table = ACPI_PTR(da7219_acpi_match),
2246 },
2247 .probe = da7219_i2c_probe,
2248 .remove = da7219_i2c_remove,
2249 .id_table = da7219_i2c_id,
2250 };
2251
2252 module_i2c_driver(da7219_i2c_driver);
2253
2254 MODULE_DESCRIPTION("ASoC DA7219 Codec Driver");
2255 MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>");
2256 MODULE_LICENSE("GPL");
(deprecated) Btrfs devel tree