1 | // SPDX-License-Identifier: GPL-2.0-or-later |
2 | /* |
3 | * da7219.c - DA7219 ALSA SoC Codec Driver |
4 | * |
5 | * Copyright (c) 2015 Dialog Semiconductor |
6 | * |
7 | * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com> |
8 | */ |
9 | |
10 | #include <linux/acpi.h> |
11 | #include <linux/clk.h> |
12 | #include <linux/clkdev.h> |
13 | #include <linux/clk-provider.h> |
14 | #include <linux/i2c.h> |
15 | #include <linux/of.h> |
16 | #include <linux/property.h> |
17 | #include <linux/regmap.h> |
18 | #include <linux/slab.h> |
19 | #include <linux/pm.h> |
20 | #include <linux/module.h> |
21 | #include <linux/delay.h> |
22 | #include <linux/regulator/consumer.h> |
23 | #include <sound/pcm.h> |
24 | #include <sound/pcm_params.h> |
25 | #include <sound/soc.h> |
26 | #include <sound/soc-dapm.h> |
27 | #include <sound/initval.h> |
28 | #include <sound/tlv.h> |
29 | #include <asm/div64.h> |
30 | |
31 | #include <sound/da7219.h> |
32 | #include "da7219.h" |
33 | #include "da7219-aad.h" |
34 | |
35 | |
36 | /* |
37 | * TLVs and Enums |
38 | */ |
39 | |
40 | /* Input TLVs */ |
41 | static const DECLARE_TLV_DB_SCALE(da7219_mic_gain_tlv, -600, 600, 0); |
42 | static const DECLARE_TLV_DB_SCALE(da7219_mixin_gain_tlv, -450, 150, 0); |
43 | static const DECLARE_TLV_DB_SCALE(da7219_adc_dig_gain_tlv, -8325, 75, 0); |
44 | static const DECLARE_TLV_DB_SCALE(da7219_alc_threshold_tlv, -9450, 150, 0); |
45 | static const DECLARE_TLV_DB_SCALE(da7219_alc_gain_tlv, 0, 600, 0); |
46 | static const DECLARE_TLV_DB_SCALE(da7219_alc_ana_gain_tlv, 0, 600, 0); |
47 | static const DECLARE_TLV_DB_SCALE(da7219_sidetone_gain_tlv, -4200, 300, 0); |
48 | static const DECLARE_TLV_DB_SCALE(da7219_tonegen_gain_tlv, -4500, 300, 0); |
49 | |
50 | /* Output TLVs */ |
51 | static const DECLARE_TLV_DB_SCALE(da7219_dac_eq_band_tlv, -1050, 150, 0); |
52 | |
53 | static const DECLARE_TLV_DB_RANGE(da7219_dac_dig_gain_tlv, |
54 | 0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1), |
55 | /* -77.25dB to 12dB */ |
56 | 0x08, 0x7f, TLV_DB_SCALE_ITEM(-7725, 75, 0) |
57 | ); |
58 | |
59 | static const DECLARE_TLV_DB_SCALE(da7219_dac_ng_threshold_tlv, -10200, 600, 0); |
60 | static const DECLARE_TLV_DB_SCALE(da7219_hp_gain_tlv, -5700, 100, 0); |
61 | |
62 | /* Input Enums */ |
63 | static const char * const da7219_alc_attack_rate_txt[] = { |
64 | "7.33/fs" , "14.66/fs" , "29.32/fs" , "58.64/fs" , "117.3/fs" , "234.6/fs" , |
65 | "469.1/fs" , "938.2/fs" , "1876/fs" , "3753/fs" , "7506/fs" , "15012/fs" , |
66 | "30024/fs" |
67 | }; |
68 | |
69 | static const struct soc_enum da7219_alc_attack_rate = |
70 | SOC_ENUM_SINGLE(DA7219_ALC_CTRL2, DA7219_ALC_ATTACK_SHIFT, |
71 | DA7219_ALC_ATTACK_MAX, da7219_alc_attack_rate_txt); |
72 | |
73 | static const char * const da7219_alc_release_rate_txt[] = { |
74 | "28.66/fs" , "57.33/fs" , "114.6/fs" , "229.3/fs" , "458.6/fs" , "917.1/fs" , |
75 | "1834/fs" , "3668/fs" , "7337/fs" , "14674/fs" , "29348/fs" |
76 | }; |
77 | |
78 | static const struct soc_enum da7219_alc_release_rate = |
79 | SOC_ENUM_SINGLE(DA7219_ALC_CTRL2, DA7219_ALC_RELEASE_SHIFT, |
80 | DA7219_ALC_RELEASE_MAX, da7219_alc_release_rate_txt); |
81 | |
82 | static const char * const da7219_alc_hold_time_txt[] = { |
83 | "62/fs" , "124/fs" , "248/fs" , "496/fs" , "992/fs" , "1984/fs" , "3968/fs" , |
84 | "7936/fs" , "15872/fs" , "31744/fs" , "63488/fs" , "126976/fs" , |
85 | "253952/fs" , "507904/fs" , "1015808/fs" , "2031616/fs" |
86 | }; |
87 | |
88 | static const struct soc_enum da7219_alc_hold_time = |
89 | SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_HOLD_SHIFT, |
90 | DA7219_ALC_HOLD_MAX, da7219_alc_hold_time_txt); |
91 | |
92 | static const char * const da7219_alc_env_rate_txt[] = { |
93 | "1/4" , "1/16" , "1/256" , "1/65536" |
94 | }; |
95 | |
96 | static const struct soc_enum da7219_alc_env_attack_rate = |
97 | SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_INTEG_ATTACK_SHIFT, |
98 | DA7219_ALC_INTEG_MAX, da7219_alc_env_rate_txt); |
99 | |
100 | static const struct soc_enum da7219_alc_env_release_rate = |
101 | SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_INTEG_RELEASE_SHIFT, |
102 | DA7219_ALC_INTEG_MAX, da7219_alc_env_rate_txt); |
103 | |
104 | static const char * const da7219_alc_anticlip_step_txt[] = { |
105 | "0.034dB/fs" , "0.068dB/fs" , "0.136dB/fs" , "0.272dB/fs" |
106 | }; |
107 | |
108 | static const struct soc_enum da7219_alc_anticlip_step = |
109 | SOC_ENUM_SINGLE(DA7219_ALC_ANTICLIP_CTRL, |
110 | DA7219_ALC_ANTICLIP_STEP_SHIFT, |
111 | DA7219_ALC_ANTICLIP_STEP_MAX, |
112 | da7219_alc_anticlip_step_txt); |
113 | |
114 | /* Input/Output Enums */ |
115 | static const char * const da7219_gain_ramp_rate_txt[] = { |
116 | "Nominal Rate * 8" , "Nominal Rate" , "Nominal Rate / 8" , |
117 | "Nominal Rate / 16" |
118 | }; |
119 | |
120 | static const struct soc_enum da7219_gain_ramp_rate = |
121 | SOC_ENUM_SINGLE(DA7219_GAIN_RAMP_CTRL, DA7219_GAIN_RAMP_RATE_SHIFT, |
122 | DA7219_GAIN_RAMP_RATE_MAX, da7219_gain_ramp_rate_txt); |
123 | |
124 | static const char * const da7219_hpf_mode_txt[] = { |
125 | "Disabled" , "Audio" , "Voice" |
126 | }; |
127 | |
128 | static const unsigned int da7219_hpf_mode_val[] = { |
129 | DA7219_HPF_DISABLED, DA7219_HPF_AUDIO_EN, DA7219_HPF_VOICE_EN, |
130 | }; |
131 | |
132 | static const struct soc_enum da7219_adc_hpf_mode = |
133 | SOC_VALUE_ENUM_SINGLE(DA7219_ADC_FILTERS1, DA7219_HPF_MODE_SHIFT, |
134 | DA7219_HPF_MODE_MASK, DA7219_HPF_MODE_MAX, |
135 | da7219_hpf_mode_txt, da7219_hpf_mode_val); |
136 | |
137 | static const struct soc_enum da7219_dac_hpf_mode = |
138 | SOC_VALUE_ENUM_SINGLE(DA7219_DAC_FILTERS1, DA7219_HPF_MODE_SHIFT, |
139 | DA7219_HPF_MODE_MASK, DA7219_HPF_MODE_MAX, |
140 | da7219_hpf_mode_txt, da7219_hpf_mode_val); |
141 | |
142 | static const char * const da7219_audio_hpf_corner_txt[] = { |
143 | "2Hz" , "4Hz" , "8Hz" , "16Hz" |
144 | }; |
145 | |
146 | static const struct soc_enum da7219_adc_audio_hpf_corner = |
147 | SOC_ENUM_SINGLE(DA7219_ADC_FILTERS1, |
148 | DA7219_ADC_AUDIO_HPF_CORNER_SHIFT, |
149 | DA7219_AUDIO_HPF_CORNER_MAX, |
150 | da7219_audio_hpf_corner_txt); |
151 | |
152 | static const struct soc_enum da7219_dac_audio_hpf_corner = |
153 | SOC_ENUM_SINGLE(DA7219_DAC_FILTERS1, |
154 | DA7219_DAC_AUDIO_HPF_CORNER_SHIFT, |
155 | DA7219_AUDIO_HPF_CORNER_MAX, |
156 | da7219_audio_hpf_corner_txt); |
157 | |
158 | static const char * const da7219_voice_hpf_corner_txt[] = { |
159 | "2.5Hz" , "25Hz" , "50Hz" , "100Hz" , "150Hz" , "200Hz" , "300Hz" , "400Hz" |
160 | }; |
161 | |
162 | static const struct soc_enum da7219_adc_voice_hpf_corner = |
163 | SOC_ENUM_SINGLE(DA7219_ADC_FILTERS1, |
164 | DA7219_ADC_VOICE_HPF_CORNER_SHIFT, |
165 | DA7219_VOICE_HPF_CORNER_MAX, |
166 | da7219_voice_hpf_corner_txt); |
167 | |
168 | static const struct soc_enum da7219_dac_voice_hpf_corner = |
169 | SOC_ENUM_SINGLE(DA7219_DAC_FILTERS1, |
170 | DA7219_DAC_VOICE_HPF_CORNER_SHIFT, |
171 | DA7219_VOICE_HPF_CORNER_MAX, |
172 | da7219_voice_hpf_corner_txt); |
173 | |
174 | static const char * const da7219_tonegen_dtmf_key_txt[] = { |
175 | "0" , "1" , "2" , "3" , "4" , "5" , "6" , "7" , "8" , "9" , "A" , "B" , "C" , "D" , |
176 | "*" , "#" |
177 | }; |
178 | |
179 | static const struct soc_enum da7219_tonegen_dtmf_key = |
180 | SOC_ENUM_SINGLE(DA7219_TONE_GEN_CFG1, DA7219_DTMF_REG_SHIFT, |
181 | DA7219_DTMF_REG_MAX, da7219_tonegen_dtmf_key_txt); |
182 | |
183 | static const char * const da7219_tonegen_swg_sel_txt[] = { |
184 | "Sum" , "SWG1" , "SWG2" , "SWG1_1-Cos" |
185 | }; |
186 | |
187 | static const struct soc_enum da7219_tonegen_swg_sel = |
188 | SOC_ENUM_SINGLE(DA7219_TONE_GEN_CFG2, DA7219_SWG_SEL_SHIFT, |
189 | DA7219_SWG_SEL_MAX, da7219_tonegen_swg_sel_txt); |
190 | |
191 | /* Output Enums */ |
192 | static const char * const da7219_dac_softmute_rate_txt[] = { |
193 | "1 Sample" , "2 Samples" , "4 Samples" , "8 Samples" , "16 Samples" , |
194 | "32 Samples" , "64 Samples" |
195 | }; |
196 | |
197 | static const struct soc_enum da7219_dac_softmute_rate = |
198 | SOC_ENUM_SINGLE(DA7219_DAC_FILTERS5, DA7219_DAC_SOFTMUTE_RATE_SHIFT, |
199 | DA7219_DAC_SOFTMUTE_RATE_MAX, |
200 | da7219_dac_softmute_rate_txt); |
201 | |
202 | static const char * const da7219_dac_ng_setup_time_txt[] = { |
203 | "256 Samples" , "512 Samples" , "1024 Samples" , "2048 Samples" |
204 | }; |
205 | |
206 | static const struct soc_enum da7219_dac_ng_setup_time = |
207 | SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME, |
208 | DA7219_DAC_NG_SETUP_TIME_SHIFT, |
209 | DA7219_DAC_NG_SETUP_TIME_MAX, |
210 | da7219_dac_ng_setup_time_txt); |
211 | |
212 | static const char * const da7219_dac_ng_rampup_txt[] = { |
213 | "0.22ms/dB" , "0.0138ms/dB" |
214 | }; |
215 | |
216 | static const struct soc_enum da7219_dac_ng_rampup_rate = |
217 | SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME, |
218 | DA7219_DAC_NG_RAMPUP_RATE_SHIFT, |
219 | DA7219_DAC_NG_RAMP_RATE_MAX, |
220 | da7219_dac_ng_rampup_txt); |
221 | |
222 | static const char * const da7219_dac_ng_rampdown_txt[] = { |
223 | "0.88ms/dB" , "14.08ms/dB" |
224 | }; |
225 | |
226 | static const struct soc_enum da7219_dac_ng_rampdown_rate = |
227 | SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME, |
228 | DA7219_DAC_NG_RAMPDN_RATE_SHIFT, |
229 | DA7219_DAC_NG_RAMP_RATE_MAX, |
230 | da7219_dac_ng_rampdown_txt); |
231 | |
232 | |
233 | static const char * const da7219_cp_track_mode_txt[] = { |
234 | "Largest Volume" , "DAC Volume" , "Signal Magnitude" |
235 | }; |
236 | |
237 | static const unsigned int da7219_cp_track_mode_val[] = { |
238 | DA7219_CP_MCHANGE_LARGEST_VOL, DA7219_CP_MCHANGE_DAC_VOL, |
239 | DA7219_CP_MCHANGE_SIG_MAG |
240 | }; |
241 | |
242 | static const struct soc_enum da7219_cp_track_mode = |
243 | SOC_VALUE_ENUM_SINGLE(DA7219_CP_CTRL, DA7219_CP_MCHANGE_SHIFT, |
244 | DA7219_CP_MCHANGE_REL_MASK, DA7219_CP_MCHANGE_MAX, |
245 | da7219_cp_track_mode_txt, |
246 | da7219_cp_track_mode_val); |
247 | |
248 | |
249 | /* |
250 | * Control Functions |
251 | */ |
252 | |
253 | /* Locked Kcontrol calls */ |
254 | static int da7219_volsw_locked_get(struct snd_kcontrol *kcontrol, |
255 | struct snd_ctl_elem_value *ucontrol) |
256 | { |
257 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
258 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
259 | int ret; |
260 | |
261 | mutex_lock(&da7219->ctrl_lock); |
262 | ret = snd_soc_get_volsw(kcontrol, ucontrol); |
263 | mutex_unlock(lock: &da7219->ctrl_lock); |
264 | |
265 | return ret; |
266 | } |
267 | |
268 | static int da7219_volsw_locked_put(struct snd_kcontrol *kcontrol, |
269 | struct snd_ctl_elem_value *ucontrol) |
270 | { |
271 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
272 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
273 | int ret; |
274 | |
275 | mutex_lock(&da7219->ctrl_lock); |
276 | ret = snd_soc_put_volsw(kcontrol, ucontrol); |
277 | mutex_unlock(lock: &da7219->ctrl_lock); |
278 | |
279 | return ret; |
280 | } |
281 | |
282 | static int da7219_enum_locked_get(struct snd_kcontrol *kcontrol, |
283 | struct snd_ctl_elem_value *ucontrol) |
284 | { |
285 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
286 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
287 | int ret; |
288 | |
289 | mutex_lock(&da7219->ctrl_lock); |
290 | ret = snd_soc_get_enum_double(kcontrol, ucontrol); |
291 | mutex_unlock(lock: &da7219->ctrl_lock); |
292 | |
293 | return ret; |
294 | } |
295 | |
296 | static int da7219_enum_locked_put(struct snd_kcontrol *kcontrol, |
297 | struct snd_ctl_elem_value *ucontrol) |
298 | { |
299 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
300 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
301 | int ret; |
302 | |
303 | mutex_lock(&da7219->ctrl_lock); |
304 | ret = snd_soc_put_enum_double(kcontrol, ucontrol); |
305 | mutex_unlock(lock: &da7219->ctrl_lock); |
306 | |
307 | return ret; |
308 | } |
309 | |
310 | /* ALC */ |
311 | static void da7219_alc_calib(struct snd_soc_component *component) |
312 | { |
313 | u8 mic_ctrl, mixin_ctrl, adc_ctrl, calib_ctrl; |
314 | |
315 | /* Save current state of mic control register */ |
316 | mic_ctrl = snd_soc_component_read(component, DA7219_MIC_1_CTRL); |
317 | |
318 | /* Save current state of input mixer control register */ |
319 | mixin_ctrl = snd_soc_component_read(component, DA7219_MIXIN_L_CTRL); |
320 | |
321 | /* Save current state of input ADC control register */ |
322 | adc_ctrl = snd_soc_component_read(component, DA7219_ADC_L_CTRL); |
323 | |
324 | /* Enable then Mute MIC PGAs */ |
325 | snd_soc_component_update_bits(component, DA7219_MIC_1_CTRL, DA7219_MIC_1_AMP_EN_MASK, |
326 | DA7219_MIC_1_AMP_EN_MASK); |
327 | snd_soc_component_update_bits(component, DA7219_MIC_1_CTRL, |
328 | DA7219_MIC_1_AMP_MUTE_EN_MASK, |
329 | DA7219_MIC_1_AMP_MUTE_EN_MASK); |
330 | |
331 | /* Enable input mixers unmuted */ |
332 | snd_soc_component_update_bits(component, DA7219_MIXIN_L_CTRL, |
333 | DA7219_MIXIN_L_AMP_EN_MASK | |
334 | DA7219_MIXIN_L_AMP_MUTE_EN_MASK, |
335 | DA7219_MIXIN_L_AMP_EN_MASK); |
336 | |
337 | /* Enable input filters unmuted */ |
338 | snd_soc_component_update_bits(component, DA7219_ADC_L_CTRL, |
339 | DA7219_ADC_L_MUTE_EN_MASK | DA7219_ADC_L_EN_MASK, |
340 | DA7219_ADC_L_EN_MASK); |
341 | |
342 | /* Perform auto calibration */ |
343 | snd_soc_component_update_bits(component, DA7219_ALC_CTRL1, |
344 | DA7219_ALC_AUTO_CALIB_EN_MASK, |
345 | DA7219_ALC_AUTO_CALIB_EN_MASK); |
346 | do { |
347 | calib_ctrl = snd_soc_component_read(component, DA7219_ALC_CTRL1); |
348 | } while (calib_ctrl & DA7219_ALC_AUTO_CALIB_EN_MASK); |
349 | |
350 | /* If auto calibration fails, disable DC offset, hybrid ALC */ |
351 | if (calib_ctrl & DA7219_ALC_CALIB_OVERFLOW_MASK) { |
352 | dev_warn(component->dev, |
353 | "ALC auto calibration failed with overflow\n" ); |
354 | snd_soc_component_update_bits(component, DA7219_ALC_CTRL1, |
355 | DA7219_ALC_OFFSET_EN_MASK | |
356 | DA7219_ALC_SYNC_MODE_MASK, val: 0); |
357 | } else { |
358 | /* Enable DC offset cancellation, hybrid mode */ |
359 | snd_soc_component_update_bits(component, DA7219_ALC_CTRL1, |
360 | DA7219_ALC_OFFSET_EN_MASK | |
361 | DA7219_ALC_SYNC_MODE_MASK, |
362 | DA7219_ALC_OFFSET_EN_MASK | |
363 | DA7219_ALC_SYNC_MODE_MASK); |
364 | } |
365 | |
366 | /* Restore input filter control register to original state */ |
367 | snd_soc_component_write(component, DA7219_ADC_L_CTRL, val: adc_ctrl); |
368 | |
369 | /* Restore input mixer control registers to original state */ |
370 | snd_soc_component_write(component, DA7219_MIXIN_L_CTRL, val: mixin_ctrl); |
371 | |
372 | /* Restore MIC control registers to original states */ |
373 | snd_soc_component_write(component, DA7219_MIC_1_CTRL, val: mic_ctrl); |
374 | } |
375 | |
376 | static int da7219_mixin_gain_put(struct snd_kcontrol *kcontrol, |
377 | struct snd_ctl_elem_value *ucontrol) |
378 | { |
379 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
380 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
381 | int ret; |
382 | |
383 | ret = snd_soc_put_volsw(kcontrol, ucontrol); |
384 | |
385 | /* |
386 | * If ALC in operation and value of control has been updated, |
387 | * make sure calibrated offsets are updated. |
388 | */ |
389 | if ((ret == 1) && (da7219->alc_en)) |
390 | da7219_alc_calib(component); |
391 | |
392 | return ret; |
393 | } |
394 | |
395 | static int da7219_alc_sw_put(struct snd_kcontrol *kcontrol, |
396 | struct snd_ctl_elem_value *ucontrol) |
397 | { |
398 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
399 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
400 | |
401 | |
402 | /* Force ALC offset calibration if enabling ALC */ |
403 | if ((ucontrol->value.integer.value[0]) && (!da7219->alc_en)) { |
404 | da7219_alc_calib(component); |
405 | da7219->alc_en = true; |
406 | } else { |
407 | da7219->alc_en = false; |
408 | } |
409 | |
410 | return snd_soc_put_volsw(kcontrol, ucontrol); |
411 | } |
412 | |
413 | /* ToneGen */ |
414 | static int da7219_tonegen_freq_get(struct snd_kcontrol *kcontrol, |
415 | struct snd_ctl_elem_value *ucontrol) |
416 | { |
417 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
418 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
419 | struct soc_mixer_control *mixer_ctrl = |
420 | (struct soc_mixer_control *) kcontrol->private_value; |
421 | unsigned int reg = mixer_ctrl->reg; |
422 | __le16 val; |
423 | int ret; |
424 | |
425 | mutex_lock(&da7219->ctrl_lock); |
426 | ret = regmap_raw_read(map: da7219->regmap, reg, val: &val, val_len: sizeof(val)); |
427 | mutex_unlock(lock: &da7219->ctrl_lock); |
428 | |
429 | if (ret) |
430 | return ret; |
431 | |
432 | /* |
433 | * Frequency value spans two 8-bit registers, lower then upper byte. |
434 | * Therefore we need to convert to host endianness here. |
435 | */ |
436 | ucontrol->value.integer.value[0] = le16_to_cpu(val); |
437 | |
438 | return 0; |
439 | } |
440 | |
441 | static int da7219_tonegen_freq_put(struct snd_kcontrol *kcontrol, |
442 | struct snd_ctl_elem_value *ucontrol) |
443 | { |
444 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
445 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
446 | struct soc_mixer_control *mixer_ctrl = |
447 | (struct soc_mixer_control *) kcontrol->private_value; |
448 | unsigned int reg = mixer_ctrl->reg; |
449 | __le16 val_new, val_old; |
450 | int ret; |
451 | |
452 | /* |
453 | * Frequency value spans two 8-bit registers, lower then upper byte. |
454 | * Therefore we need to convert to little endian here to align with |
455 | * HW registers. |
456 | */ |
457 | val_new = cpu_to_le16(ucontrol->value.integer.value[0]); |
458 | |
459 | mutex_lock(&da7219->ctrl_lock); |
460 | ret = regmap_raw_read(map: da7219->regmap, reg, val: &val_old, val_len: sizeof(val_old)); |
461 | if (ret == 0 && (val_old != val_new)) |
462 | ret = regmap_raw_write(map: da7219->regmap, reg, |
463 | val: &val_new, val_len: sizeof(val_new)); |
464 | mutex_unlock(lock: &da7219->ctrl_lock); |
465 | |
466 | if (ret < 0) |
467 | return ret; |
468 | |
469 | return val_old != val_new; |
470 | } |
471 | |
472 | |
473 | /* |
474 | * KControls |
475 | */ |
476 | |
477 | static const struct snd_kcontrol_new da7219_snd_controls[] = { |
478 | /* Mics */ |
479 | SOC_SINGLE_TLV("Mic Volume" , DA7219_MIC_1_GAIN, |
480 | DA7219_MIC_1_AMP_GAIN_SHIFT, DA7219_MIC_1_AMP_GAIN_MAX, |
481 | DA7219_NO_INVERT, da7219_mic_gain_tlv), |
482 | SOC_SINGLE("Mic Switch" , DA7219_MIC_1_CTRL, |
483 | DA7219_MIC_1_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
484 | DA7219_INVERT), |
485 | |
486 | /* Mixer Input */ |
487 | SOC_SINGLE_EXT_TLV("Mixin Volume" , DA7219_MIXIN_L_GAIN, |
488 | DA7219_MIXIN_L_AMP_GAIN_SHIFT, |
489 | DA7219_MIXIN_L_AMP_GAIN_MAX, DA7219_NO_INVERT, |
490 | snd_soc_get_volsw, da7219_mixin_gain_put, |
491 | da7219_mixin_gain_tlv), |
492 | SOC_SINGLE("Mixin Switch" , DA7219_MIXIN_L_CTRL, |
493 | DA7219_MIXIN_L_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
494 | DA7219_INVERT), |
495 | SOC_SINGLE("Mixin Gain Ramp Switch" , DA7219_MIXIN_L_CTRL, |
496 | DA7219_MIXIN_L_AMP_RAMP_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
497 | DA7219_NO_INVERT), |
498 | SOC_SINGLE("Mixin ZC Gain Switch" , DA7219_MIXIN_L_CTRL, |
499 | DA7219_MIXIN_L_AMP_ZC_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
500 | DA7219_NO_INVERT), |
501 | |
502 | /* ADC */ |
503 | SOC_SINGLE_TLV("Capture Digital Volume" , DA7219_ADC_L_GAIN, |
504 | DA7219_ADC_L_DIGITAL_GAIN_SHIFT, |
505 | DA7219_ADC_L_DIGITAL_GAIN_MAX, DA7219_NO_INVERT, |
506 | da7219_adc_dig_gain_tlv), |
507 | SOC_SINGLE("Capture Digital Switch" , DA7219_ADC_L_CTRL, |
508 | DA7219_ADC_L_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
509 | DA7219_INVERT), |
510 | SOC_SINGLE("Capture Digital Gain Ramp Switch" , DA7219_ADC_L_CTRL, |
511 | DA7219_ADC_L_RAMP_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
512 | DA7219_NO_INVERT), |
513 | |
514 | /* ALC */ |
515 | SOC_ENUM("ALC Attack Rate" , da7219_alc_attack_rate), |
516 | SOC_ENUM("ALC Release Rate" , da7219_alc_release_rate), |
517 | SOC_ENUM("ALC Hold Time" , da7219_alc_hold_time), |
518 | SOC_ENUM("ALC Envelope Attack Rate" , da7219_alc_env_attack_rate), |
519 | SOC_ENUM("ALC Envelope Release Rate" , da7219_alc_env_release_rate), |
520 | SOC_SINGLE_TLV("ALC Noise Threshold" , DA7219_ALC_NOISE, |
521 | DA7219_ALC_NOISE_SHIFT, DA7219_ALC_THRESHOLD_MAX, |
522 | DA7219_INVERT, da7219_alc_threshold_tlv), |
523 | SOC_SINGLE_TLV("ALC Min Threshold" , DA7219_ALC_TARGET_MIN, |
524 | DA7219_ALC_THRESHOLD_MIN_SHIFT, DA7219_ALC_THRESHOLD_MAX, |
525 | DA7219_INVERT, da7219_alc_threshold_tlv), |
526 | SOC_SINGLE_TLV("ALC Max Threshold" , DA7219_ALC_TARGET_MAX, |
527 | DA7219_ALC_THRESHOLD_MAX_SHIFT, DA7219_ALC_THRESHOLD_MAX, |
528 | DA7219_INVERT, da7219_alc_threshold_tlv), |
529 | SOC_SINGLE_TLV("ALC Max Attenuation" , DA7219_ALC_GAIN_LIMITS, |
530 | DA7219_ALC_ATTEN_MAX_SHIFT, DA7219_ALC_ATTEN_GAIN_MAX, |
531 | DA7219_NO_INVERT, da7219_alc_gain_tlv), |
532 | SOC_SINGLE_TLV("ALC Max Volume" , DA7219_ALC_GAIN_LIMITS, |
533 | DA7219_ALC_GAIN_MAX_SHIFT, DA7219_ALC_ATTEN_GAIN_MAX, |
534 | DA7219_NO_INVERT, da7219_alc_gain_tlv), |
535 | SOC_SINGLE_RANGE_TLV("ALC Min Analog Volume" , DA7219_ALC_ANA_GAIN_LIMITS, |
536 | DA7219_ALC_ANA_GAIN_MIN_SHIFT, |
537 | DA7219_ALC_ANA_GAIN_MIN, DA7219_ALC_ANA_GAIN_MAX, |
538 | DA7219_NO_INVERT, da7219_alc_ana_gain_tlv), |
539 | SOC_SINGLE_RANGE_TLV("ALC Max Analog Volume" , DA7219_ALC_ANA_GAIN_LIMITS, |
540 | DA7219_ALC_ANA_GAIN_MAX_SHIFT, |
541 | DA7219_ALC_ANA_GAIN_MIN, DA7219_ALC_ANA_GAIN_MAX, |
542 | DA7219_NO_INVERT, da7219_alc_ana_gain_tlv), |
543 | SOC_ENUM("ALC Anticlip Step" , da7219_alc_anticlip_step), |
544 | SOC_SINGLE("ALC Anticlip Switch" , DA7219_ALC_ANTICLIP_CTRL, |
545 | DA7219_ALC_ANTIPCLIP_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
546 | DA7219_NO_INVERT), |
547 | SOC_SINGLE_EXT("ALC Switch" , DA7219_ALC_CTRL1, DA7219_ALC_EN_SHIFT, |
548 | DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT, |
549 | snd_soc_get_volsw, da7219_alc_sw_put), |
550 | |
551 | /* Input High-Pass Filters */ |
552 | SOC_ENUM("ADC HPF Mode" , da7219_adc_hpf_mode), |
553 | SOC_ENUM("ADC HPF Corner Audio" , da7219_adc_audio_hpf_corner), |
554 | SOC_ENUM("ADC HPF Corner Voice" , da7219_adc_voice_hpf_corner), |
555 | |
556 | /* Sidetone Filter */ |
557 | SOC_SINGLE_TLV("Sidetone Volume" , DA7219_SIDETONE_GAIN, |
558 | DA7219_SIDETONE_GAIN_SHIFT, DA7219_SIDETONE_GAIN_MAX, |
559 | DA7219_NO_INVERT, da7219_sidetone_gain_tlv), |
560 | SOC_SINGLE("Sidetone Switch" , DA7219_SIDETONE_CTRL, |
561 | DA7219_SIDETONE_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
562 | DA7219_INVERT), |
563 | |
564 | /* Tone Generator */ |
565 | SOC_SINGLE_EXT_TLV("ToneGen Volume" , DA7219_TONE_GEN_CFG2, |
566 | DA7219_TONE_GEN_GAIN_SHIFT, DA7219_TONE_GEN_GAIN_MAX, |
567 | DA7219_NO_INVERT, da7219_volsw_locked_get, |
568 | da7219_volsw_locked_put, da7219_tonegen_gain_tlv), |
569 | SOC_ENUM_EXT("ToneGen DTMF Key" , da7219_tonegen_dtmf_key, |
570 | da7219_enum_locked_get, da7219_enum_locked_put), |
571 | SOC_SINGLE_EXT("ToneGen DTMF Switch" , DA7219_TONE_GEN_CFG1, |
572 | DA7219_DTMF_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
573 | DA7219_NO_INVERT, da7219_volsw_locked_get, |
574 | da7219_volsw_locked_put), |
575 | SOC_ENUM_EXT("ToneGen Sinewave Gen Type" , da7219_tonegen_swg_sel, |
576 | da7219_enum_locked_get, da7219_enum_locked_put), |
577 | SOC_SINGLE_EXT("ToneGen Sinewave1 Freq" , DA7219_TONE_GEN_FREQ1_L, |
578 | DA7219_FREQ1_L_SHIFT, DA7219_FREQ_MAX, DA7219_NO_INVERT, |
579 | da7219_tonegen_freq_get, da7219_tonegen_freq_put), |
580 | SOC_SINGLE_EXT("ToneGen Sinewave2 Freq" , DA7219_TONE_GEN_FREQ2_L, |
581 | DA7219_FREQ2_L_SHIFT, DA7219_FREQ_MAX, DA7219_NO_INVERT, |
582 | da7219_tonegen_freq_get, da7219_tonegen_freq_put), |
583 | SOC_SINGLE_EXT("ToneGen On Time" , DA7219_TONE_GEN_ON_PER, |
584 | DA7219_BEEP_ON_PER_SHIFT, DA7219_BEEP_ON_OFF_MAX, |
585 | DA7219_NO_INVERT, da7219_volsw_locked_get, |
586 | da7219_volsw_locked_put), |
587 | SOC_SINGLE("ToneGen Off Time" , DA7219_TONE_GEN_OFF_PER, |
588 | DA7219_BEEP_OFF_PER_SHIFT, DA7219_BEEP_ON_OFF_MAX, |
589 | DA7219_NO_INVERT), |
590 | |
591 | /* Gain ramping */ |
592 | SOC_ENUM("Gain Ramp Rate" , da7219_gain_ramp_rate), |
593 | |
594 | /* DAC High-Pass Filter */ |
595 | SOC_ENUM_EXT("DAC HPF Mode" , da7219_dac_hpf_mode, |
596 | da7219_enum_locked_get, da7219_enum_locked_put), |
597 | SOC_ENUM("DAC HPF Corner Audio" , da7219_dac_audio_hpf_corner), |
598 | SOC_ENUM("DAC HPF Corner Voice" , da7219_dac_voice_hpf_corner), |
599 | |
600 | /* DAC 5-Band Equaliser */ |
601 | SOC_SINGLE_TLV("DAC EQ Band1 Volume" , DA7219_DAC_FILTERS2, |
602 | DA7219_DAC_EQ_BAND1_SHIFT, DA7219_DAC_EQ_BAND_MAX, |
603 | DA7219_NO_INVERT, da7219_dac_eq_band_tlv), |
604 | SOC_SINGLE_TLV("DAC EQ Band2 Volume" , DA7219_DAC_FILTERS2, |
605 | DA7219_DAC_EQ_BAND2_SHIFT, DA7219_DAC_EQ_BAND_MAX, |
606 | DA7219_NO_INVERT, da7219_dac_eq_band_tlv), |
607 | SOC_SINGLE_TLV("DAC EQ Band3 Volume" , DA7219_DAC_FILTERS3, |
608 | DA7219_DAC_EQ_BAND3_SHIFT, DA7219_DAC_EQ_BAND_MAX, |
609 | DA7219_NO_INVERT, da7219_dac_eq_band_tlv), |
610 | SOC_SINGLE_TLV("DAC EQ Band4 Volume" , DA7219_DAC_FILTERS3, |
611 | DA7219_DAC_EQ_BAND4_SHIFT, DA7219_DAC_EQ_BAND_MAX, |
612 | DA7219_NO_INVERT, da7219_dac_eq_band_tlv), |
613 | SOC_SINGLE_TLV("DAC EQ Band5 Volume" , DA7219_DAC_FILTERS4, |
614 | DA7219_DAC_EQ_BAND5_SHIFT, DA7219_DAC_EQ_BAND_MAX, |
615 | DA7219_NO_INVERT, da7219_dac_eq_band_tlv), |
616 | SOC_SINGLE_EXT("DAC EQ Switch" , DA7219_DAC_FILTERS4, |
617 | DA7219_DAC_EQ_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
618 | DA7219_NO_INVERT, da7219_volsw_locked_get, |
619 | da7219_volsw_locked_put), |
620 | |
621 | /* DAC Softmute */ |
622 | SOC_ENUM("DAC Soft Mute Rate" , da7219_dac_softmute_rate), |
623 | SOC_SINGLE_EXT("DAC Soft Mute Switch" , DA7219_DAC_FILTERS5, |
624 | DA7219_DAC_SOFTMUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
625 | DA7219_NO_INVERT, da7219_volsw_locked_get, |
626 | da7219_volsw_locked_put), |
627 | |
628 | /* DAC Noise Gate */ |
629 | SOC_ENUM("DAC NG Setup Time" , da7219_dac_ng_setup_time), |
630 | SOC_ENUM("DAC NG Rampup Rate" , da7219_dac_ng_rampup_rate), |
631 | SOC_ENUM("DAC NG Rampdown Rate" , da7219_dac_ng_rampdown_rate), |
632 | SOC_SINGLE_TLV("DAC NG Off Threshold" , DA7219_DAC_NG_OFF_THRESH, |
633 | DA7219_DAC_NG_OFF_THRESHOLD_SHIFT, |
634 | DA7219_DAC_NG_THRESHOLD_MAX, DA7219_NO_INVERT, |
635 | da7219_dac_ng_threshold_tlv), |
636 | SOC_SINGLE_TLV("DAC NG On Threshold" , DA7219_DAC_NG_ON_THRESH, |
637 | DA7219_DAC_NG_ON_THRESHOLD_SHIFT, |
638 | DA7219_DAC_NG_THRESHOLD_MAX, DA7219_NO_INVERT, |
639 | da7219_dac_ng_threshold_tlv), |
640 | SOC_SINGLE("DAC NG Switch" , DA7219_DAC_NG_CTRL, DA7219_DAC_NG_EN_SHIFT, |
641 | DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), |
642 | |
643 | /* DACs */ |
644 | SOC_DOUBLE_R_EXT_TLV("Playback Digital Volume" , DA7219_DAC_L_GAIN, |
645 | DA7219_DAC_R_GAIN, DA7219_DAC_L_DIGITAL_GAIN_SHIFT, |
646 | DA7219_DAC_DIGITAL_GAIN_MAX, DA7219_NO_INVERT, |
647 | da7219_volsw_locked_get, da7219_volsw_locked_put, |
648 | da7219_dac_dig_gain_tlv), |
649 | SOC_DOUBLE_R_EXT("Playback Digital Switch" , DA7219_DAC_L_CTRL, |
650 | DA7219_DAC_R_CTRL, DA7219_DAC_L_MUTE_EN_SHIFT, |
651 | DA7219_SWITCH_EN_MAX, DA7219_INVERT, |
652 | da7219_volsw_locked_get, da7219_volsw_locked_put), |
653 | SOC_DOUBLE_R("Playback Digital Gain Ramp Switch" , DA7219_DAC_L_CTRL, |
654 | DA7219_DAC_R_CTRL, DA7219_DAC_L_RAMP_EN_SHIFT, |
655 | DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), |
656 | |
657 | /* CP */ |
658 | SOC_ENUM("Charge Pump Track Mode" , da7219_cp_track_mode), |
659 | SOC_SINGLE("Charge Pump Threshold" , DA7219_CP_VOL_THRESHOLD1, |
660 | DA7219_CP_THRESH_VDD2_SHIFT, DA7219_CP_THRESH_VDD2_MAX, |
661 | DA7219_NO_INVERT), |
662 | |
663 | /* Headphones */ |
664 | SOC_DOUBLE_R_EXT_TLV("Headphone Volume" , DA7219_HP_L_GAIN, |
665 | DA7219_HP_R_GAIN, DA7219_HP_L_AMP_GAIN_SHIFT, |
666 | DA7219_HP_AMP_GAIN_MAX, DA7219_NO_INVERT, |
667 | da7219_volsw_locked_get, da7219_volsw_locked_put, |
668 | da7219_hp_gain_tlv), |
669 | SOC_DOUBLE_R_EXT("Headphone Switch" , DA7219_HP_L_CTRL, DA7219_HP_R_CTRL, |
670 | DA7219_HP_L_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
671 | DA7219_INVERT, da7219_volsw_locked_get, |
672 | da7219_volsw_locked_put), |
673 | SOC_DOUBLE_R("Headphone Gain Ramp Switch" , DA7219_HP_L_CTRL, |
674 | DA7219_HP_R_CTRL, DA7219_HP_L_AMP_RAMP_EN_SHIFT, |
675 | DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), |
676 | SOC_DOUBLE_R("Headphone ZC Gain Switch" , DA7219_HP_L_CTRL, |
677 | DA7219_HP_R_CTRL, DA7219_HP_L_AMP_ZC_EN_SHIFT, |
678 | DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), |
679 | }; |
680 | |
681 | |
682 | /* |
683 | * DAPM Mux Controls |
684 | */ |
685 | |
686 | static const char * const da7219_out_sel_txt[] = { |
687 | "ADC" , "Tone Generator" , "DAIL" , "DAIR" |
688 | }; |
689 | |
690 | static const struct soc_enum da7219_out_dail_sel = |
691 | SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAI, |
692 | DA7219_DAI_L_SRC_SHIFT, |
693 | DA7219_OUT_SRC_MAX, |
694 | da7219_out_sel_txt); |
695 | |
696 | static const struct snd_kcontrol_new da7219_out_dail_sel_mux = |
697 | SOC_DAPM_ENUM("Out DAIL Mux" , da7219_out_dail_sel); |
698 | |
699 | static const struct soc_enum da7219_out_dair_sel = |
700 | SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAI, |
701 | DA7219_DAI_R_SRC_SHIFT, |
702 | DA7219_OUT_SRC_MAX, |
703 | da7219_out_sel_txt); |
704 | |
705 | static const struct snd_kcontrol_new da7219_out_dair_sel_mux = |
706 | SOC_DAPM_ENUM("Out DAIR Mux" , da7219_out_dair_sel); |
707 | |
708 | static const struct soc_enum da7219_out_dacl_sel = |
709 | SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAC, |
710 | DA7219_DAC_L_SRC_SHIFT, |
711 | DA7219_OUT_SRC_MAX, |
712 | da7219_out_sel_txt); |
713 | |
714 | static const struct snd_kcontrol_new da7219_out_dacl_sel_mux = |
715 | SOC_DAPM_ENUM("Out DACL Mux" , da7219_out_dacl_sel); |
716 | |
717 | static const struct soc_enum da7219_out_dacr_sel = |
718 | SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAC, |
719 | DA7219_DAC_R_SRC_SHIFT, |
720 | DA7219_OUT_SRC_MAX, |
721 | da7219_out_sel_txt); |
722 | |
723 | static const struct snd_kcontrol_new da7219_out_dacr_sel_mux = |
724 | SOC_DAPM_ENUM("Out DACR Mux" , da7219_out_dacr_sel); |
725 | |
726 | |
727 | /* |
728 | * DAPM Mixer Controls |
729 | */ |
730 | |
731 | static const struct snd_kcontrol_new da7219_mixin_controls[] = { |
732 | SOC_DAPM_SINGLE("Mic Switch" , DA7219_MIXIN_L_SELECT, |
733 | DA7219_MIXIN_L_MIX_SELECT_SHIFT, |
734 | DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), |
735 | }; |
736 | |
737 | static const struct snd_kcontrol_new da7219_mixout_l_controls[] = { |
738 | SOC_DAPM_SINGLE("DACL Switch" , DA7219_MIXOUT_L_SELECT, |
739 | DA7219_MIXOUT_L_MIX_SELECT_SHIFT, |
740 | DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), |
741 | }; |
742 | |
743 | static const struct snd_kcontrol_new da7219_mixout_r_controls[] = { |
744 | SOC_DAPM_SINGLE("DACR Switch" , DA7219_MIXOUT_R_SELECT, |
745 | DA7219_MIXOUT_R_MIX_SELECT_SHIFT, |
746 | DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), |
747 | }; |
748 | |
749 | #define DA7219_DMIX_ST_CTRLS(reg) \ |
750 | SOC_DAPM_SINGLE("Out FilterL Switch", reg, \ |
751 | DA7219_DMIX_ST_SRC_OUTFILT1L_SHIFT, \ |
752 | DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), \ |
753 | SOC_DAPM_SINGLE("Out FilterR Switch", reg, \ |
754 | DA7219_DMIX_ST_SRC_OUTFILT1R_SHIFT, \ |
755 | DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), \ |
756 | SOC_DAPM_SINGLE("Sidetone Switch", reg, \ |
757 | DA7219_DMIX_ST_SRC_SIDETONE_SHIFT, \ |
758 | DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT) \ |
759 | |
760 | static const struct snd_kcontrol_new da7219_st_out_filtl_mix_controls[] = { |
761 | DA7219_DMIX_ST_CTRLS(DA7219_DROUTING_ST_OUTFILT_1L), |
762 | }; |
763 | |
764 | static const struct snd_kcontrol_new da7219_st_out_filtr_mix_controls[] = { |
765 | DA7219_DMIX_ST_CTRLS(DA7219_DROUTING_ST_OUTFILT_1R), |
766 | }; |
767 | |
768 | |
769 | /* |
770 | * DAPM Events |
771 | */ |
772 | |
773 | static int da7219_mic_pga_event(struct snd_soc_dapm_widget *w, |
774 | struct snd_kcontrol *kcontrol, int event) |
775 | { |
776 | struct snd_soc_component *component = snd_soc_dapm_to_component(dapm: w->dapm); |
777 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
778 | |
779 | switch (event) { |
780 | case SND_SOC_DAPM_POST_PMU: |
781 | if (da7219->micbias_on_event) { |
782 | /* |
783 | * Delay only for first capture after bias enabled to |
784 | * avoid possible DC offset related noise. |
785 | */ |
786 | da7219->micbias_on_event = false; |
787 | msleep(msecs: da7219->mic_pga_delay); |
788 | } |
789 | break; |
790 | default: |
791 | break; |
792 | } |
793 | |
794 | return 0; |
795 | } |
796 | |
797 | static int da7219_dai_event(struct snd_soc_dapm_widget *w, |
798 | struct snd_kcontrol *kcontrol, int event) |
799 | { |
800 | struct snd_soc_component *component = snd_soc_dapm_to_component(dapm: w->dapm); |
801 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
802 | struct clk *bclk = da7219->dai_clks[DA7219_DAI_BCLK_IDX]; |
803 | u8 pll_ctrl, pll_status; |
804 | int i = 0, ret; |
805 | bool srm_lock = false; |
806 | |
807 | switch (event) { |
808 | case SND_SOC_DAPM_PRE_PMU: |
809 | if (da7219->master) { |
810 | /* Enable DAI clks for master mode */ |
811 | if (bclk) { |
812 | ret = clk_prepare_enable(clk: bclk); |
813 | if (ret) { |
814 | dev_err(component->dev, |
815 | "Failed to enable DAI clks\n" ); |
816 | return ret; |
817 | } |
818 | } else { |
819 | snd_soc_component_update_bits(component, |
820 | DA7219_DAI_CLK_MODE, |
821 | DA7219_DAI_CLK_EN_MASK, |
822 | DA7219_DAI_CLK_EN_MASK); |
823 | } |
824 | } |
825 | |
826 | /* PC synchronised to DAI */ |
827 | snd_soc_component_update_bits(component, DA7219_PC_COUNT, |
828 | DA7219_PC_FREERUN_MASK, val: 0); |
829 | |
830 | /* Slave mode, if SRM not enabled no need for status checks */ |
831 | pll_ctrl = snd_soc_component_read(component, DA7219_PLL_CTRL); |
832 | if ((pll_ctrl & DA7219_PLL_MODE_MASK) != DA7219_PLL_MODE_SRM) |
833 | return 0; |
834 | |
835 | /* Check SRM has locked */ |
836 | do { |
837 | pll_status = snd_soc_component_read(component, DA7219_PLL_SRM_STS); |
838 | if (pll_status & DA7219_PLL_SRM_STS_SRM_LOCK) { |
839 | srm_lock = true; |
840 | } else { |
841 | ++i; |
842 | msleep(msecs: 50); |
843 | } |
844 | } while ((i < DA7219_SRM_CHECK_RETRIES) && (!srm_lock)); |
845 | |
846 | if (!srm_lock) |
847 | dev_warn(component->dev, "SRM failed to lock\n" ); |
848 | |
849 | return 0; |
850 | case SND_SOC_DAPM_POST_PMD: |
851 | /* PC free-running */ |
852 | snd_soc_component_update_bits(component, DA7219_PC_COUNT, |
853 | DA7219_PC_FREERUN_MASK, |
854 | DA7219_PC_FREERUN_MASK); |
855 | |
856 | /* Disable DAI clks if in master mode */ |
857 | if (da7219->master) { |
858 | if (bclk) |
859 | clk_disable_unprepare(clk: bclk); |
860 | else |
861 | snd_soc_component_update_bits(component, |
862 | DA7219_DAI_CLK_MODE, |
863 | DA7219_DAI_CLK_EN_MASK, |
864 | val: 0); |
865 | } |
866 | |
867 | return 0; |
868 | default: |
869 | return -EINVAL; |
870 | } |
871 | } |
872 | |
873 | static int da7219_settling_event(struct snd_soc_dapm_widget *w, |
874 | struct snd_kcontrol *kcontrol, int event) |
875 | { |
876 | switch (event) { |
877 | case SND_SOC_DAPM_POST_PMU: |
878 | case SND_SOC_DAPM_POST_PMD: |
879 | msleep(DA7219_SETTLING_DELAY); |
880 | break; |
881 | default: |
882 | break; |
883 | } |
884 | |
885 | return 0; |
886 | } |
887 | |
888 | static int da7219_mixout_event(struct snd_soc_dapm_widget *w, |
889 | struct snd_kcontrol *kcontrol, int event) |
890 | { |
891 | struct snd_soc_component *component = snd_soc_dapm_to_component(dapm: w->dapm); |
892 | u8 hp_ctrl, min_gain_mask; |
893 | |
894 | switch (w->reg) { |
895 | case DA7219_MIXOUT_L_CTRL: |
896 | hp_ctrl = DA7219_HP_L_CTRL; |
897 | min_gain_mask = DA7219_HP_L_AMP_MIN_GAIN_EN_MASK; |
898 | break; |
899 | case DA7219_MIXOUT_R_CTRL: |
900 | hp_ctrl = DA7219_HP_R_CTRL; |
901 | min_gain_mask = DA7219_HP_R_AMP_MIN_GAIN_EN_MASK; |
902 | break; |
903 | default: |
904 | return -EINVAL; |
905 | } |
906 | |
907 | switch (event) { |
908 | case SND_SOC_DAPM_PRE_PMD: |
909 | /* Enable minimum gain on HP to avoid pops */ |
910 | snd_soc_component_update_bits(component, reg: hp_ctrl, mask: min_gain_mask, |
911 | val: min_gain_mask); |
912 | |
913 | msleep(DA7219_MIN_GAIN_DELAY); |
914 | |
915 | break; |
916 | case SND_SOC_DAPM_POST_PMU: |
917 | /* Remove minimum gain on HP */ |
918 | snd_soc_component_update_bits(component, reg: hp_ctrl, mask: min_gain_mask, val: 0); |
919 | |
920 | break; |
921 | } |
922 | |
923 | return 0; |
924 | } |
925 | |
926 | static int da7219_gain_ramp_event(struct snd_soc_dapm_widget *w, |
927 | struct snd_kcontrol *kcontrol, int event) |
928 | { |
929 | struct snd_soc_component *component = snd_soc_dapm_to_component(dapm: w->dapm); |
930 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
931 | |
932 | switch (event) { |
933 | case SND_SOC_DAPM_PRE_PMU: |
934 | case SND_SOC_DAPM_PRE_PMD: |
935 | /* Ensure nominal gain ramping for DAPM sequence */ |
936 | da7219->gain_ramp_ctrl = |
937 | snd_soc_component_read(component, DA7219_GAIN_RAMP_CTRL); |
938 | snd_soc_component_write(component, DA7219_GAIN_RAMP_CTRL, |
939 | DA7219_GAIN_RAMP_RATE_NOMINAL); |
940 | break; |
941 | case SND_SOC_DAPM_POST_PMU: |
942 | case SND_SOC_DAPM_POST_PMD: |
943 | /* Restore previous gain ramp settings */ |
944 | snd_soc_component_write(component, DA7219_GAIN_RAMP_CTRL, |
945 | val: da7219->gain_ramp_ctrl); |
946 | break; |
947 | } |
948 | |
949 | return 0; |
950 | } |
951 | |
952 | |
953 | /* |
954 | * DAPM Widgets |
955 | */ |
956 | |
957 | static const struct snd_soc_dapm_widget da7219_dapm_widgets[] = { |
958 | /* Input Supplies */ |
959 | SND_SOC_DAPM_SUPPLY("Mic Bias" , DA7219_MICBIAS_CTRL, |
960 | DA7219_MICBIAS1_EN_SHIFT, DA7219_NO_INVERT, |
961 | NULL, 0), |
962 | |
963 | /* Inputs */ |
964 | SND_SOC_DAPM_INPUT("MIC" ), |
965 | |
966 | /* Input PGAs */ |
967 | SND_SOC_DAPM_PGA_E("Mic PGA" , DA7219_MIC_1_CTRL, |
968 | DA7219_MIC_1_AMP_EN_SHIFT, DA7219_NO_INVERT, |
969 | NULL, 0, da7219_mic_pga_event, SND_SOC_DAPM_POST_PMU), |
970 | SND_SOC_DAPM_PGA_E("Mixin PGA" , DA7219_MIXIN_L_CTRL, |
971 | DA7219_MIXIN_L_AMP_EN_SHIFT, DA7219_NO_INVERT, |
972 | NULL, 0, da7219_settling_event, SND_SOC_DAPM_POST_PMU), |
973 | |
974 | /* Input Filters */ |
975 | SND_SOC_DAPM_ADC("ADC" , NULL, DA7219_ADC_L_CTRL, DA7219_ADC_L_EN_SHIFT, |
976 | DA7219_NO_INVERT), |
977 | |
978 | /* Tone Generator */ |
979 | SND_SOC_DAPM_SIGGEN("TONE" ), |
980 | SND_SOC_DAPM_PGA("Tone Generator" , DA7219_TONE_GEN_CFG1, |
981 | DA7219_START_STOPN_SHIFT, DA7219_NO_INVERT, NULL, 0), |
982 | |
983 | /* Sidetone Input */ |
984 | SND_SOC_DAPM_ADC("Sidetone Filter" , NULL, DA7219_SIDETONE_CTRL, |
985 | DA7219_SIDETONE_EN_SHIFT, DA7219_NO_INVERT), |
986 | |
987 | /* Input Mixer Supply */ |
988 | SND_SOC_DAPM_SUPPLY("Mixer In Supply" , DA7219_MIXIN_L_CTRL, |
989 | DA7219_MIXIN_L_MIX_EN_SHIFT, DA7219_NO_INVERT, |
990 | NULL, 0), |
991 | |
992 | /* Input Mixer */ |
993 | SND_SOC_DAPM_MIXER("Mixer In" , SND_SOC_NOPM, 0, 0, |
994 | da7219_mixin_controls, |
995 | ARRAY_SIZE(da7219_mixin_controls)), |
996 | |
997 | /* Input Muxes */ |
998 | SND_SOC_DAPM_MUX("Out DAIL Mux" , SND_SOC_NOPM, 0, 0, |
999 | &da7219_out_dail_sel_mux), |
1000 | SND_SOC_DAPM_MUX("Out DAIR Mux" , SND_SOC_NOPM, 0, 0, |
1001 | &da7219_out_dair_sel_mux), |
1002 | |
1003 | /* DAI Supply */ |
1004 | SND_SOC_DAPM_SUPPLY("DAI" , DA7219_DAI_CTRL, DA7219_DAI_EN_SHIFT, |
1005 | DA7219_NO_INVERT, da7219_dai_event, |
1006 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
1007 | |
1008 | /* DAI */ |
1009 | SND_SOC_DAPM_AIF_OUT("DAIOUT" , "Capture" , 0, DA7219_DAI_TDM_CTRL, |
1010 | DA7219_DAI_OE_SHIFT, DA7219_NO_INVERT), |
1011 | SND_SOC_DAPM_AIF_IN("DAIIN" , "Playback" , 0, SND_SOC_NOPM, 0, 0), |
1012 | |
1013 | /* Output Muxes */ |
1014 | SND_SOC_DAPM_MUX("Out DACL Mux" , SND_SOC_NOPM, 0, 0, |
1015 | &da7219_out_dacl_sel_mux), |
1016 | SND_SOC_DAPM_MUX("Out DACR Mux" , SND_SOC_NOPM, 0, 0, |
1017 | &da7219_out_dacr_sel_mux), |
1018 | |
1019 | /* Output Mixers */ |
1020 | SND_SOC_DAPM_MIXER("Mixer Out FilterL" , SND_SOC_NOPM, 0, 0, |
1021 | da7219_mixout_l_controls, |
1022 | ARRAY_SIZE(da7219_mixout_l_controls)), |
1023 | SND_SOC_DAPM_MIXER("Mixer Out FilterR" , SND_SOC_NOPM, 0, 0, |
1024 | da7219_mixout_r_controls, |
1025 | ARRAY_SIZE(da7219_mixout_r_controls)), |
1026 | |
1027 | /* Sidetone Mixers */ |
1028 | SND_SOC_DAPM_MIXER("ST Mixer Out FilterL" , SND_SOC_NOPM, 0, 0, |
1029 | da7219_st_out_filtl_mix_controls, |
1030 | ARRAY_SIZE(da7219_st_out_filtl_mix_controls)), |
1031 | SND_SOC_DAPM_MIXER("ST Mixer Out FilterR" , SND_SOC_NOPM, 0, |
1032 | 0, da7219_st_out_filtr_mix_controls, |
1033 | ARRAY_SIZE(da7219_st_out_filtr_mix_controls)), |
1034 | |
1035 | /* DACs */ |
1036 | SND_SOC_DAPM_DAC_E("DACL" , NULL, DA7219_DAC_L_CTRL, |
1037 | DA7219_DAC_L_EN_SHIFT, DA7219_NO_INVERT, |
1038 | da7219_settling_event, |
1039 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), |
1040 | SND_SOC_DAPM_DAC_E("DACR" , NULL, DA7219_DAC_R_CTRL, |
1041 | DA7219_DAC_R_EN_SHIFT, DA7219_NO_INVERT, |
1042 | da7219_settling_event, |
1043 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), |
1044 | |
1045 | /* Output PGAs */ |
1046 | SND_SOC_DAPM_PGA_E("Mixout Left PGA" , DA7219_MIXOUT_L_CTRL, |
1047 | DA7219_MIXOUT_L_AMP_EN_SHIFT, DA7219_NO_INVERT, |
1048 | NULL, 0, da7219_mixout_event, |
1049 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), |
1050 | SND_SOC_DAPM_PGA_E("Mixout Right PGA" , DA7219_MIXOUT_R_CTRL, |
1051 | DA7219_MIXOUT_R_AMP_EN_SHIFT, DA7219_NO_INVERT, |
1052 | NULL, 0, da7219_mixout_event, |
1053 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), |
1054 | SND_SOC_DAPM_SUPPLY_S("Headphone Left PGA" , 1, DA7219_HP_L_CTRL, |
1055 | DA7219_HP_L_AMP_EN_SHIFT, DA7219_NO_INVERT, |
1056 | da7219_settling_event, |
1057 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), |
1058 | SND_SOC_DAPM_SUPPLY_S("Headphone Right PGA" , 1, DA7219_HP_R_CTRL, |
1059 | DA7219_HP_R_AMP_EN_SHIFT, DA7219_NO_INVERT, |
1060 | da7219_settling_event, |
1061 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), |
1062 | |
1063 | /* Output Supplies */ |
1064 | SND_SOC_DAPM_SUPPLY_S("Charge Pump" , 0, DA7219_CP_CTRL, |
1065 | DA7219_CP_EN_SHIFT, DA7219_NO_INVERT, |
1066 | da7219_settling_event, |
1067 | SND_SOC_DAPM_POST_PMU), |
1068 | |
1069 | /* Outputs */ |
1070 | SND_SOC_DAPM_OUTPUT("HPL" ), |
1071 | SND_SOC_DAPM_OUTPUT("HPR" ), |
1072 | |
1073 | /* Pre/Post Power */ |
1074 | SND_SOC_DAPM_PRE("Pre Power Gain Ramp" , da7219_gain_ramp_event), |
1075 | SND_SOC_DAPM_POST("Post Power Gain Ramp" , da7219_gain_ramp_event), |
1076 | }; |
1077 | |
1078 | |
1079 | /* |
1080 | * DAPM Mux Routes |
1081 | */ |
1082 | |
1083 | #define DA7219_OUT_DAI_MUX_ROUTES(name) \ |
1084 | {name, "ADC", "Mixer In"}, \ |
1085 | {name, "Tone Generator", "Tone Generator"}, \ |
1086 | {name, "DAIL", "DAIOUT"}, \ |
1087 | {name, "DAIR", "DAIOUT"} |
1088 | |
1089 | #define DA7219_OUT_DAC_MUX_ROUTES(name) \ |
1090 | {name, "ADC", "Mixer In"}, \ |
1091 | {name, "Tone Generator", "Tone Generator"}, \ |
1092 | {name, "DAIL", "DAIIN"}, \ |
1093 | {name, "DAIR", "DAIIN"} |
1094 | |
1095 | /* |
1096 | * DAPM Mixer Routes |
1097 | */ |
1098 | |
1099 | #define DA7219_DMIX_ST_ROUTES(name) \ |
1100 | {name, "Out FilterL Switch", "Mixer Out FilterL"}, \ |
1101 | {name, "Out FilterR Switch", "Mixer Out FilterR"}, \ |
1102 | {name, "Sidetone Switch", "Sidetone Filter"} |
1103 | |
1104 | |
1105 | /* |
1106 | * DAPM audio route definition |
1107 | */ |
1108 | |
1109 | static const struct snd_soc_dapm_route da7219_audio_map[] = { |
1110 | /* Input paths */ |
1111 | {"MIC" , NULL, "Mic Bias" }, |
1112 | {"Mic PGA" , NULL, "MIC" }, |
1113 | {"Mixin PGA" , NULL, "Mic PGA" }, |
1114 | {"ADC" , NULL, "Mixin PGA" }, |
1115 | |
1116 | {"Mixer In" , NULL, "Mixer In Supply" }, |
1117 | {"Mixer In" , "Mic Switch" , "ADC" }, |
1118 | |
1119 | {"Sidetone Filter" , NULL, "Mixer In" }, |
1120 | |
1121 | {"Tone Generator" , NULL, "TONE" }, |
1122 | |
1123 | DA7219_OUT_DAI_MUX_ROUTES("Out DAIL Mux" ), |
1124 | DA7219_OUT_DAI_MUX_ROUTES("Out DAIR Mux" ), |
1125 | |
1126 | {"DAIOUT" , NULL, "Out DAIL Mux" }, |
1127 | {"DAIOUT" , NULL, "Out DAIR Mux" }, |
1128 | {"DAIOUT" , NULL, "DAI" }, |
1129 | |
1130 | /* Output paths */ |
1131 | {"DAIIN" , NULL, "DAI" }, |
1132 | |
1133 | DA7219_OUT_DAC_MUX_ROUTES("Out DACL Mux" ), |
1134 | DA7219_OUT_DAC_MUX_ROUTES("Out DACR Mux" ), |
1135 | |
1136 | {"Mixer Out FilterL" , "DACL Switch" , "Out DACL Mux" }, |
1137 | {"Mixer Out FilterR" , "DACR Switch" , "Out DACR Mux" }, |
1138 | |
1139 | DA7219_DMIX_ST_ROUTES("ST Mixer Out FilterL" ), |
1140 | DA7219_DMIX_ST_ROUTES("ST Mixer Out FilterR" ), |
1141 | |
1142 | {"DACL" , NULL, "ST Mixer Out FilterL" }, |
1143 | {"DACR" , NULL, "ST Mixer Out FilterR" }, |
1144 | |
1145 | {"Mixout Left PGA" , NULL, "DACL" }, |
1146 | {"Mixout Right PGA" , NULL, "DACR" }, |
1147 | |
1148 | {"HPL" , NULL, "Mixout Left PGA" }, |
1149 | {"HPR" , NULL, "Mixout Right PGA" }, |
1150 | |
1151 | {"HPL" , NULL, "Headphone Left PGA" }, |
1152 | {"HPR" , NULL, "Headphone Right PGA" }, |
1153 | |
1154 | {"HPL" , NULL, "Charge Pump" }, |
1155 | {"HPR" , NULL, "Charge Pump" }, |
1156 | }; |
1157 | |
1158 | |
1159 | /* |
1160 | * DAI operations |
1161 | */ |
1162 | |
1163 | static int da7219_set_dai_sysclk(struct snd_soc_dai *codec_dai, |
1164 | int clk_id, unsigned int freq, int dir) |
1165 | { |
1166 | struct snd_soc_component *component = codec_dai->component; |
1167 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
1168 | int ret = 0; |
1169 | |
1170 | if ((da7219->clk_src == clk_id) && (da7219->mclk_rate == freq)) |
1171 | return 0; |
1172 | |
1173 | if ((freq < 2000000) || (freq > 54000000)) { |
1174 | dev_err(codec_dai->dev, "Unsupported MCLK value %d\n" , |
1175 | freq); |
1176 | return -EINVAL; |
1177 | } |
1178 | |
1179 | mutex_lock(&da7219->pll_lock); |
1180 | |
1181 | switch (clk_id) { |
1182 | case DA7219_CLKSRC_MCLK_SQR: |
1183 | snd_soc_component_update_bits(component, DA7219_PLL_CTRL, |
1184 | DA7219_PLL_MCLK_SQR_EN_MASK, |
1185 | DA7219_PLL_MCLK_SQR_EN_MASK); |
1186 | break; |
1187 | case DA7219_CLKSRC_MCLK: |
1188 | snd_soc_component_update_bits(component, DA7219_PLL_CTRL, |
1189 | DA7219_PLL_MCLK_SQR_EN_MASK, val: 0); |
1190 | break; |
1191 | default: |
1192 | dev_err(codec_dai->dev, "Unknown clock source %d\n" , clk_id); |
1193 | mutex_unlock(lock: &da7219->pll_lock); |
1194 | return -EINVAL; |
1195 | } |
1196 | |
1197 | da7219->clk_src = clk_id; |
1198 | |
1199 | if (da7219->mclk) { |
1200 | freq = clk_round_rate(clk: da7219->mclk, rate: freq); |
1201 | ret = clk_set_rate(clk: da7219->mclk, rate: freq); |
1202 | if (ret) { |
1203 | dev_err(codec_dai->dev, "Failed to set clock rate %d\n" , |
1204 | freq); |
1205 | mutex_unlock(lock: &da7219->pll_lock); |
1206 | return ret; |
1207 | } |
1208 | } |
1209 | |
1210 | da7219->mclk_rate = freq; |
1211 | |
1212 | mutex_unlock(lock: &da7219->pll_lock); |
1213 | |
1214 | return 0; |
1215 | } |
1216 | |
1217 | int da7219_set_pll(struct snd_soc_component *component, int source, unsigned int fout) |
1218 | { |
1219 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
1220 | |
1221 | u8 pll_ctrl, indiv_bits, indiv; |
1222 | u8 pll_frac_top, pll_frac_bot, pll_integer; |
1223 | u32 freq_ref; |
1224 | u64 frac_div; |
1225 | |
1226 | /* Verify 2MHz - 54MHz MCLK provided, and set input divider */ |
1227 | if (da7219->mclk_rate < 2000000) { |
1228 | dev_err(component->dev, "PLL input clock %d below valid range\n" , |
1229 | da7219->mclk_rate); |
1230 | return -EINVAL; |
1231 | } else if (da7219->mclk_rate <= 4500000) { |
1232 | indiv_bits = DA7219_PLL_INDIV_2_TO_4_5_MHZ; |
1233 | indiv = DA7219_PLL_INDIV_2_TO_4_5_MHZ_VAL; |
1234 | } else if (da7219->mclk_rate <= 9000000) { |
1235 | indiv_bits = DA7219_PLL_INDIV_4_5_TO_9_MHZ; |
1236 | indiv = DA7219_PLL_INDIV_4_5_TO_9_MHZ_VAL; |
1237 | } else if (da7219->mclk_rate <= 18000000) { |
1238 | indiv_bits = DA7219_PLL_INDIV_9_TO_18_MHZ; |
1239 | indiv = DA7219_PLL_INDIV_9_TO_18_MHZ_VAL; |
1240 | } else if (da7219->mclk_rate <= 36000000) { |
1241 | indiv_bits = DA7219_PLL_INDIV_18_TO_36_MHZ; |
1242 | indiv = DA7219_PLL_INDIV_18_TO_36_MHZ_VAL; |
1243 | } else if (da7219->mclk_rate <= 54000000) { |
1244 | indiv_bits = DA7219_PLL_INDIV_36_TO_54_MHZ; |
1245 | indiv = DA7219_PLL_INDIV_36_TO_54_MHZ_VAL; |
1246 | } else { |
1247 | dev_err(component->dev, "PLL input clock %d above valid range\n" , |
1248 | da7219->mclk_rate); |
1249 | return -EINVAL; |
1250 | } |
1251 | freq_ref = (da7219->mclk_rate / indiv); |
1252 | pll_ctrl = indiv_bits; |
1253 | |
1254 | /* Configure PLL */ |
1255 | switch (source) { |
1256 | case DA7219_SYSCLK_MCLK: |
1257 | pll_ctrl |= DA7219_PLL_MODE_BYPASS; |
1258 | snd_soc_component_update_bits(component, DA7219_PLL_CTRL, |
1259 | DA7219_PLL_INDIV_MASK | |
1260 | DA7219_PLL_MODE_MASK, val: pll_ctrl); |
1261 | return 0; |
1262 | case DA7219_SYSCLK_PLL: |
1263 | pll_ctrl |= DA7219_PLL_MODE_NORMAL; |
1264 | break; |
1265 | case DA7219_SYSCLK_PLL_SRM: |
1266 | pll_ctrl |= DA7219_PLL_MODE_SRM; |
1267 | break; |
1268 | default: |
1269 | dev_err(component->dev, "Invalid PLL config\n" ); |
1270 | return -EINVAL; |
1271 | } |
1272 | |
1273 | /* Calculate dividers for PLL */ |
1274 | pll_integer = fout / freq_ref; |
1275 | frac_div = (u64)(fout % freq_ref) * 8192ULL; |
1276 | do_div(frac_div, freq_ref); |
1277 | pll_frac_top = (frac_div >> DA7219_BYTE_SHIFT) & DA7219_BYTE_MASK; |
1278 | pll_frac_bot = (frac_div) & DA7219_BYTE_MASK; |
1279 | |
1280 | /* Write PLL config & dividers */ |
1281 | snd_soc_component_write(component, DA7219_PLL_FRAC_TOP, val: pll_frac_top); |
1282 | snd_soc_component_write(component, DA7219_PLL_FRAC_BOT, val: pll_frac_bot); |
1283 | snd_soc_component_write(component, DA7219_PLL_INTEGER, val: pll_integer); |
1284 | snd_soc_component_update_bits(component, DA7219_PLL_CTRL, |
1285 | DA7219_PLL_INDIV_MASK | DA7219_PLL_MODE_MASK, |
1286 | val: pll_ctrl); |
1287 | |
1288 | return 0; |
1289 | } |
1290 | |
1291 | static int da7219_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, |
1292 | int source, unsigned int fref, unsigned int fout) |
1293 | { |
1294 | struct snd_soc_component *component = codec_dai->component; |
1295 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
1296 | int ret; |
1297 | |
1298 | mutex_lock(&da7219->pll_lock); |
1299 | ret = da7219_set_pll(component, source, fout); |
1300 | mutex_unlock(lock: &da7219->pll_lock); |
1301 | |
1302 | return ret; |
1303 | } |
1304 | |
1305 | static int da7219_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) |
1306 | { |
1307 | struct snd_soc_component *component = codec_dai->component; |
1308 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
1309 | u8 dai_clk_mode = 0, dai_ctrl = 0; |
1310 | |
1311 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { |
1312 | case SND_SOC_DAIFMT_CBM_CFM: |
1313 | da7219->master = true; |
1314 | break; |
1315 | case SND_SOC_DAIFMT_CBS_CFS: |
1316 | da7219->master = false; |
1317 | break; |
1318 | default: |
1319 | return -EINVAL; |
1320 | } |
1321 | |
1322 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { |
1323 | case SND_SOC_DAIFMT_I2S: |
1324 | case SND_SOC_DAIFMT_LEFT_J: |
1325 | case SND_SOC_DAIFMT_RIGHT_J: |
1326 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { |
1327 | case SND_SOC_DAIFMT_NB_NF: |
1328 | break; |
1329 | case SND_SOC_DAIFMT_NB_IF: |
1330 | dai_clk_mode |= DA7219_DAI_WCLK_POL_INV; |
1331 | break; |
1332 | case SND_SOC_DAIFMT_IB_NF: |
1333 | dai_clk_mode |= DA7219_DAI_CLK_POL_INV; |
1334 | break; |
1335 | case SND_SOC_DAIFMT_IB_IF: |
1336 | dai_clk_mode |= DA7219_DAI_WCLK_POL_INV | |
1337 | DA7219_DAI_CLK_POL_INV; |
1338 | break; |
1339 | default: |
1340 | return -EINVAL; |
1341 | } |
1342 | break; |
1343 | case SND_SOC_DAIFMT_DSP_B: |
1344 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { |
1345 | case SND_SOC_DAIFMT_NB_NF: |
1346 | dai_clk_mode |= DA7219_DAI_CLK_POL_INV; |
1347 | break; |
1348 | case SND_SOC_DAIFMT_NB_IF: |
1349 | dai_clk_mode |= DA7219_DAI_WCLK_POL_INV | |
1350 | DA7219_DAI_CLK_POL_INV; |
1351 | break; |
1352 | case SND_SOC_DAIFMT_IB_NF: |
1353 | break; |
1354 | case SND_SOC_DAIFMT_IB_IF: |
1355 | dai_clk_mode |= DA7219_DAI_WCLK_POL_INV; |
1356 | break; |
1357 | default: |
1358 | return -EINVAL; |
1359 | } |
1360 | break; |
1361 | default: |
1362 | return -EINVAL; |
1363 | } |
1364 | |
1365 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { |
1366 | case SND_SOC_DAIFMT_I2S: |
1367 | dai_ctrl |= DA7219_DAI_FORMAT_I2S; |
1368 | break; |
1369 | case SND_SOC_DAIFMT_LEFT_J: |
1370 | dai_ctrl |= DA7219_DAI_FORMAT_LEFT_J; |
1371 | break; |
1372 | case SND_SOC_DAIFMT_RIGHT_J: |
1373 | dai_ctrl |= DA7219_DAI_FORMAT_RIGHT_J; |
1374 | break; |
1375 | case SND_SOC_DAIFMT_DSP_B: |
1376 | dai_ctrl |= DA7219_DAI_FORMAT_DSP; |
1377 | break; |
1378 | default: |
1379 | return -EINVAL; |
1380 | } |
1381 | |
1382 | snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE, |
1383 | DA7219_DAI_CLK_POL_MASK | DA7219_DAI_WCLK_POL_MASK, |
1384 | val: dai_clk_mode); |
1385 | snd_soc_component_update_bits(component, DA7219_DAI_CTRL, DA7219_DAI_FORMAT_MASK, |
1386 | val: dai_ctrl); |
1387 | |
1388 | return 0; |
1389 | } |
1390 | |
1391 | static int da7219_set_bclks_per_wclk(struct snd_soc_component *component, |
1392 | unsigned long factor) |
1393 | { |
1394 | u8 bclks_per_wclk; |
1395 | |
1396 | switch (factor) { |
1397 | case 32: |
1398 | bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_32; |
1399 | break; |
1400 | case 64: |
1401 | bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_64; |
1402 | break; |
1403 | case 128: |
1404 | bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_128; |
1405 | break; |
1406 | case 256: |
1407 | bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_256; |
1408 | break; |
1409 | default: |
1410 | return -EINVAL; |
1411 | } |
1412 | |
1413 | snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE, |
1414 | DA7219_DAI_BCLKS_PER_WCLK_MASK, |
1415 | val: bclks_per_wclk); |
1416 | |
1417 | return 0; |
1418 | } |
1419 | |
1420 | static int da7219_set_dai_tdm_slot(struct snd_soc_dai *dai, |
1421 | unsigned int tx_mask, unsigned int rx_mask, |
1422 | int slots, int slot_width) |
1423 | { |
1424 | struct snd_soc_component *component = dai->component; |
1425 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
1426 | struct clk *wclk = da7219->dai_clks[DA7219_DAI_WCLK_IDX]; |
1427 | struct clk *bclk = da7219->dai_clks[DA7219_DAI_BCLK_IDX]; |
1428 | unsigned int ch_mask; |
1429 | unsigned long sr, bclk_rate; |
1430 | u8 slot_offset; |
1431 | u16 offset; |
1432 | __le16 dai_offset; |
1433 | u32 frame_size; |
1434 | int ret; |
1435 | |
1436 | /* No channels enabled so disable TDM */ |
1437 | if (!tx_mask) { |
1438 | snd_soc_component_update_bits(component, DA7219_DAI_TDM_CTRL, |
1439 | DA7219_DAI_TDM_CH_EN_MASK | |
1440 | DA7219_DAI_TDM_MODE_EN_MASK, val: 0); |
1441 | da7219->tdm_en = false; |
1442 | return 0; |
1443 | } |
1444 | |
1445 | /* Check we have valid slots */ |
1446 | slot_offset = ffs(tx_mask) - 1; |
1447 | ch_mask = (tx_mask >> slot_offset); |
1448 | if (fls(x: ch_mask) > DA7219_DAI_TDM_MAX_SLOTS) { |
1449 | dev_err(component->dev, |
1450 | "Invalid number of slots, max = %d\n" , |
1451 | DA7219_DAI_TDM_MAX_SLOTS); |
1452 | return -EINVAL; |
1453 | } |
1454 | |
1455 | /* |
1456 | * Ensure we have a valid offset into the frame, based on slot width |
1457 | * and slot offset of first slot we're interested in. |
1458 | */ |
1459 | offset = slot_offset * slot_width; |
1460 | if (offset > DA7219_DAI_OFFSET_MAX) { |
1461 | dev_err(component->dev, "Invalid frame offset %d\n" , offset); |
1462 | return -EINVAL; |
1463 | } |
1464 | |
1465 | /* |
1466 | * If we're master, calculate & validate frame size based on slot info |
1467 | * provided as we have a limited set of rates available. |
1468 | */ |
1469 | if (da7219->master) { |
1470 | frame_size = slots * slot_width; |
1471 | |
1472 | if (bclk) { |
1473 | sr = clk_get_rate(clk: wclk); |
1474 | bclk_rate = sr * frame_size; |
1475 | ret = clk_set_rate(clk: bclk, rate: bclk_rate); |
1476 | if (ret) { |
1477 | dev_err(component->dev, |
1478 | "Failed to set TDM BCLK rate %lu: %d\n" , |
1479 | bclk_rate, ret); |
1480 | return ret; |
1481 | } |
1482 | } else { |
1483 | ret = da7219_set_bclks_per_wclk(component, factor: frame_size); |
1484 | if (ret) { |
1485 | dev_err(component->dev, |
1486 | "Failed to set TDM BCLKs per WCLK %d: %d\n" , |
1487 | frame_size, ret); |
1488 | return ret; |
1489 | } |
1490 | } |
1491 | } |
1492 | |
1493 | dai_offset = cpu_to_le16(offset); |
1494 | regmap_bulk_write(map: da7219->regmap, DA7219_DAI_OFFSET_LOWER, |
1495 | val: &dai_offset, val_count: sizeof(dai_offset)); |
1496 | |
1497 | snd_soc_component_update_bits(component, DA7219_DAI_TDM_CTRL, |
1498 | DA7219_DAI_TDM_CH_EN_MASK | |
1499 | DA7219_DAI_TDM_MODE_EN_MASK, |
1500 | val: (ch_mask << DA7219_DAI_TDM_CH_EN_SHIFT) | |
1501 | DA7219_DAI_TDM_MODE_EN_MASK); |
1502 | |
1503 | da7219->tdm_en = true; |
1504 | |
1505 | return 0; |
1506 | } |
1507 | |
1508 | static int da7219_set_sr(struct snd_soc_component *component, |
1509 | unsigned long rate) |
1510 | { |
1511 | u8 fs; |
1512 | |
1513 | switch (rate) { |
1514 | case 8000: |
1515 | fs = DA7219_SR_8000; |
1516 | break; |
1517 | case 11025: |
1518 | fs = DA7219_SR_11025; |
1519 | break; |
1520 | case 12000: |
1521 | fs = DA7219_SR_12000; |
1522 | break; |
1523 | case 16000: |
1524 | fs = DA7219_SR_16000; |
1525 | break; |
1526 | case 22050: |
1527 | fs = DA7219_SR_22050; |
1528 | break; |
1529 | case 24000: |
1530 | fs = DA7219_SR_24000; |
1531 | break; |
1532 | case 32000: |
1533 | fs = DA7219_SR_32000; |
1534 | break; |
1535 | case 44100: |
1536 | fs = DA7219_SR_44100; |
1537 | break; |
1538 | case 48000: |
1539 | fs = DA7219_SR_48000; |
1540 | break; |
1541 | case 88200: |
1542 | fs = DA7219_SR_88200; |
1543 | break; |
1544 | case 96000: |
1545 | fs = DA7219_SR_96000; |
1546 | break; |
1547 | default: |
1548 | return -EINVAL; |
1549 | } |
1550 | |
1551 | snd_soc_component_write(component, DA7219_SR, val: fs); |
1552 | |
1553 | return 0; |
1554 | } |
1555 | |
1556 | static int da7219_hw_params(struct snd_pcm_substream *substream, |
1557 | struct snd_pcm_hw_params *params, |
1558 | struct snd_soc_dai *dai) |
1559 | { |
1560 | struct snd_soc_component *component = dai->component; |
1561 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
1562 | struct clk *wclk = da7219->dai_clks[DA7219_DAI_WCLK_IDX]; |
1563 | struct clk *bclk = da7219->dai_clks[DA7219_DAI_BCLK_IDX]; |
1564 | u8 dai_ctrl = 0; |
1565 | unsigned int channels; |
1566 | unsigned long sr, bclk_rate; |
1567 | int word_len = params_width(p: params); |
1568 | int frame_size, ret; |
1569 | |
1570 | switch (word_len) { |
1571 | case 16: |
1572 | dai_ctrl |= DA7219_DAI_WORD_LENGTH_S16_LE; |
1573 | break; |
1574 | case 20: |
1575 | dai_ctrl |= DA7219_DAI_WORD_LENGTH_S20_LE; |
1576 | break; |
1577 | case 24: |
1578 | dai_ctrl |= DA7219_DAI_WORD_LENGTH_S24_LE; |
1579 | break; |
1580 | case 32: |
1581 | dai_ctrl |= DA7219_DAI_WORD_LENGTH_S32_LE; |
1582 | break; |
1583 | default: |
1584 | return -EINVAL; |
1585 | } |
1586 | |
1587 | channels = params_channels(p: params); |
1588 | if ((channels < 1) || (channels > DA7219_DAI_CH_NUM_MAX)) { |
1589 | dev_err(component->dev, |
1590 | "Invalid number of channels, only 1 to %d supported\n" , |
1591 | DA7219_DAI_CH_NUM_MAX); |
1592 | return -EINVAL; |
1593 | } |
1594 | dai_ctrl |= channels << DA7219_DAI_CH_NUM_SHIFT; |
1595 | |
1596 | sr = params_rate(p: params); |
1597 | if (da7219->master && wclk) { |
1598 | ret = clk_set_rate(clk: wclk, rate: sr); |
1599 | if (ret) { |
1600 | dev_err(component->dev, |
1601 | "Failed to set WCLK SR %lu: %d\n" , sr, ret); |
1602 | return ret; |
1603 | } |
1604 | } else { |
1605 | ret = da7219_set_sr(component, rate: sr); |
1606 | if (ret) { |
1607 | dev_err(component->dev, |
1608 | "Failed to set SR %lu: %d\n" , sr, ret); |
1609 | return ret; |
1610 | } |
1611 | } |
1612 | |
1613 | /* |
1614 | * If we're master, then we have a limited set of BCLK rates we |
1615 | * support. For slave mode this isn't the case and the codec can detect |
1616 | * the BCLK rate automatically. |
1617 | */ |
1618 | if (da7219->master && !da7219->tdm_en) { |
1619 | if ((word_len * DA7219_DAI_CH_NUM_MAX) <= 32) |
1620 | frame_size = 32; |
1621 | else |
1622 | frame_size = 64; |
1623 | |
1624 | if (bclk) { |
1625 | bclk_rate = frame_size * sr; |
1626 | /* |
1627 | * Rounding the rate here avoids failure trying to set a |
1628 | * new rate on an already enabled bclk. In that |
1629 | * instance this will just set the same rate as is |
1630 | * currently in use, and so should continue without |
1631 | * problem, as long as the BCLK rate is suitable for the |
1632 | * desired frame size. |
1633 | */ |
1634 | bclk_rate = clk_round_rate(clk: bclk, rate: bclk_rate); |
1635 | if ((bclk_rate / sr) < frame_size) { |
1636 | dev_err(component->dev, |
1637 | "BCLK rate mismatch against frame size" ); |
1638 | return -EINVAL; |
1639 | } |
1640 | |
1641 | ret = clk_set_rate(clk: bclk, rate: bclk_rate); |
1642 | if (ret) { |
1643 | dev_err(component->dev, |
1644 | "Failed to set BCLK rate %lu: %d\n" , |
1645 | bclk_rate, ret); |
1646 | return ret; |
1647 | } |
1648 | } else { |
1649 | ret = da7219_set_bclks_per_wclk(component, factor: frame_size); |
1650 | if (ret) { |
1651 | dev_err(component->dev, |
1652 | "Failed to set BCLKs per WCLK %d: %d\n" , |
1653 | frame_size, ret); |
1654 | return ret; |
1655 | } |
1656 | } |
1657 | } |
1658 | |
1659 | snd_soc_component_update_bits(component, DA7219_DAI_CTRL, |
1660 | DA7219_DAI_WORD_LENGTH_MASK | |
1661 | DA7219_DAI_CH_NUM_MASK, |
1662 | val: dai_ctrl); |
1663 | |
1664 | return 0; |
1665 | } |
1666 | |
1667 | static const struct snd_soc_dai_ops da7219_dai_ops = { |
1668 | .hw_params = da7219_hw_params, |
1669 | .set_sysclk = da7219_set_dai_sysclk, |
1670 | .set_pll = da7219_set_dai_pll, |
1671 | .set_fmt = da7219_set_dai_fmt, |
1672 | .set_tdm_slot = da7219_set_dai_tdm_slot, |
1673 | }; |
1674 | |
1675 | #define DA7219_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ |
1676 | SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) |
1677 | |
1678 | #define DA7219_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\ |
1679 | SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 |\ |
1680 | SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 |\ |
1681 | SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 |\ |
1682 | SNDRV_PCM_RATE_96000) |
1683 | |
1684 | static struct snd_soc_dai_driver da7219_dai = { |
1685 | .name = "da7219-hifi" , |
1686 | .playback = { |
1687 | .stream_name = "Playback" , |
1688 | .channels_min = 1, |
1689 | .channels_max = DA7219_DAI_CH_NUM_MAX, |
1690 | .rates = DA7219_RATES, |
1691 | .formats = DA7219_FORMATS, |
1692 | }, |
1693 | .capture = { |
1694 | .stream_name = "Capture" , |
1695 | .channels_min = 1, |
1696 | .channels_max = DA7219_DAI_CH_NUM_MAX, |
1697 | .rates = DA7219_RATES, |
1698 | .formats = DA7219_FORMATS, |
1699 | }, |
1700 | .ops = &da7219_dai_ops, |
1701 | .symmetric_rate = 1, |
1702 | .symmetric_channels = 1, |
1703 | .symmetric_sample_bits = 1, |
1704 | }; |
1705 | |
1706 | |
1707 | /* |
1708 | * DT/ACPI |
1709 | */ |
1710 | |
1711 | #ifdef CONFIG_OF |
1712 | static const struct of_device_id da7219_of_match[] = { |
1713 | { .compatible = "dlg,da7219" , }, |
1714 | { } |
1715 | }; |
1716 | MODULE_DEVICE_TABLE(of, da7219_of_match); |
1717 | #endif |
1718 | |
1719 | #ifdef CONFIG_ACPI |
1720 | static const struct acpi_device_id da7219_acpi_match[] = { |
1721 | { .id = "DLGS7219" , }, |
1722 | { } |
1723 | }; |
1724 | MODULE_DEVICE_TABLE(acpi, da7219_acpi_match); |
1725 | #endif |
1726 | |
1727 | static enum da7219_micbias_voltage |
1728 | da7219_fw_micbias_lvl(struct device *dev, u32 val) |
1729 | { |
1730 | switch (val) { |
1731 | case 1600: |
1732 | return DA7219_MICBIAS_1_6V; |
1733 | case 1800: |
1734 | return DA7219_MICBIAS_1_8V; |
1735 | case 2000: |
1736 | return DA7219_MICBIAS_2_0V; |
1737 | case 2200: |
1738 | return DA7219_MICBIAS_2_2V; |
1739 | case 2400: |
1740 | return DA7219_MICBIAS_2_4V; |
1741 | case 2600: |
1742 | return DA7219_MICBIAS_2_6V; |
1743 | default: |
1744 | dev_warn(dev, "Invalid micbias level" ); |
1745 | return DA7219_MICBIAS_2_2V; |
1746 | } |
1747 | } |
1748 | |
1749 | static enum da7219_mic_amp_in_sel |
1750 | da7219_fw_mic_amp_in_sel(struct device *dev, const char *str) |
1751 | { |
1752 | if (!strcmp(str, "diff" )) { |
1753 | return DA7219_MIC_AMP_IN_SEL_DIFF; |
1754 | } else if (!strcmp(str, "se_p" )) { |
1755 | return DA7219_MIC_AMP_IN_SEL_SE_P; |
1756 | } else if (!strcmp(str, "se_n" )) { |
1757 | return DA7219_MIC_AMP_IN_SEL_SE_N; |
1758 | } else { |
1759 | dev_warn(dev, "Invalid mic input type selection" ); |
1760 | return DA7219_MIC_AMP_IN_SEL_DIFF; |
1761 | } |
1762 | } |
1763 | |
1764 | static struct da7219_pdata *da7219_fw_to_pdata(struct device *dev) |
1765 | { |
1766 | struct da7219_pdata *pdata; |
1767 | const char *of_str; |
1768 | u32 of_val32; |
1769 | |
1770 | pdata = devm_kzalloc(dev, size: sizeof(*pdata), GFP_KERNEL); |
1771 | if (!pdata) |
1772 | return NULL; |
1773 | |
1774 | pdata->wakeup_source = device_property_read_bool(dev, propname: "wakeup-source" ); |
1775 | |
1776 | pdata->dai_clk_names[DA7219_DAI_WCLK_IDX] = "da7219-dai-wclk" ; |
1777 | pdata->dai_clk_names[DA7219_DAI_BCLK_IDX] = "da7219-dai-bclk" ; |
1778 | if (device_property_read_string_array(dev, propname: "clock-output-names" , |
1779 | val: pdata->dai_clk_names, |
1780 | nval: DA7219_DAI_NUM_CLKS) < 0) |
1781 | dev_warn(dev, "Using default DAI clk names: %s, %s\n" , |
1782 | pdata->dai_clk_names[DA7219_DAI_WCLK_IDX], |
1783 | pdata->dai_clk_names[DA7219_DAI_BCLK_IDX]); |
1784 | |
1785 | if (device_property_read_u32(dev, propname: "dlg,micbias-lvl" , val: &of_val32) >= 0) |
1786 | pdata->micbias_lvl = da7219_fw_micbias_lvl(dev, val: of_val32); |
1787 | else |
1788 | pdata->micbias_lvl = DA7219_MICBIAS_2_2V; |
1789 | |
1790 | if (!device_property_read_string(dev, propname: "dlg,mic-amp-in-sel" , val: &of_str)) |
1791 | pdata->mic_amp_in_sel = da7219_fw_mic_amp_in_sel(dev, str: of_str); |
1792 | else |
1793 | pdata->mic_amp_in_sel = DA7219_MIC_AMP_IN_SEL_DIFF; |
1794 | |
1795 | return pdata; |
1796 | } |
1797 | |
1798 | |
1799 | /* |
1800 | * Codec driver functions |
1801 | */ |
1802 | |
1803 | static int da7219_set_bias_level(struct snd_soc_component *component, |
1804 | enum snd_soc_bias_level level) |
1805 | { |
1806 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
1807 | int ret; |
1808 | |
1809 | switch (level) { |
1810 | case SND_SOC_BIAS_ON: |
1811 | break; |
1812 | case SND_SOC_BIAS_PREPARE: |
1813 | /* Enable MCLK for transition to ON state */ |
1814 | if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY) { |
1815 | if (da7219->mclk) { |
1816 | ret = clk_prepare_enable(clk: da7219->mclk); |
1817 | if (ret) { |
1818 | dev_err(component->dev, |
1819 | "Failed to enable mclk\n" ); |
1820 | return ret; |
1821 | } |
1822 | } |
1823 | } |
1824 | |
1825 | break; |
1826 | case SND_SOC_BIAS_STANDBY: |
1827 | if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) |
1828 | /* Master bias */ |
1829 | snd_soc_component_update_bits(component, DA7219_REFERENCES, |
1830 | DA7219_BIAS_EN_MASK, |
1831 | DA7219_BIAS_EN_MASK); |
1832 | |
1833 | if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_PREPARE) { |
1834 | /* Remove MCLK */ |
1835 | if (da7219->mclk) |
1836 | clk_disable_unprepare(clk: da7219->mclk); |
1837 | } |
1838 | break; |
1839 | case SND_SOC_BIAS_OFF: |
1840 | /* Only disable master bias if we're not a wake-up source */ |
1841 | if (!da7219->wakeup_source) |
1842 | snd_soc_component_update_bits(component, DA7219_REFERENCES, |
1843 | DA7219_BIAS_EN_MASK, val: 0); |
1844 | |
1845 | break; |
1846 | } |
1847 | |
1848 | return 0; |
1849 | } |
1850 | |
1851 | static const char *da7219_supply_names[DA7219_NUM_SUPPLIES] = { |
1852 | [DA7219_SUPPLY_VDD] = "VDD" , |
1853 | [DA7219_SUPPLY_VDDMIC] = "VDDMIC" , |
1854 | [DA7219_SUPPLY_VDDIO] = "VDDIO" , |
1855 | }; |
1856 | |
1857 | static int da7219_handle_supplies(struct snd_soc_component *component, |
1858 | u8 *io_voltage_lvl) |
1859 | { |
1860 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
1861 | struct regulator *vddio; |
1862 | int i, ret; |
1863 | |
1864 | /* Get required supplies */ |
1865 | for (i = 0; i < DA7219_NUM_SUPPLIES; ++i) |
1866 | da7219->supplies[i].supply = da7219_supply_names[i]; |
1867 | |
1868 | ret = regulator_bulk_get(dev: component->dev, num_consumers: DA7219_NUM_SUPPLIES, |
1869 | consumers: da7219->supplies); |
1870 | if (ret) { |
1871 | dev_err(component->dev, "Failed to get supplies" ); |
1872 | return ret; |
1873 | } |
1874 | |
1875 | /* Default to upper range */ |
1876 | *io_voltage_lvl = DA7219_IO_VOLTAGE_LEVEL_2_5V_3_6V; |
1877 | |
1878 | /* Determine VDDIO voltage provided */ |
1879 | vddio = da7219->supplies[DA7219_SUPPLY_VDDIO].consumer; |
1880 | ret = regulator_get_voltage(regulator: vddio); |
1881 | if (ret < 1200000) |
1882 | dev_warn(component->dev, "Invalid VDDIO voltage\n" ); |
1883 | else if (ret < 2800000) |
1884 | *io_voltage_lvl = DA7219_IO_VOLTAGE_LEVEL_1_2V_2_8V; |
1885 | |
1886 | /* Enable main supplies */ |
1887 | ret = regulator_bulk_enable(num_consumers: DA7219_NUM_SUPPLIES, consumers: da7219->supplies); |
1888 | if (ret) { |
1889 | dev_err(component->dev, "Failed to enable supplies" ); |
1890 | regulator_bulk_free(num_consumers: DA7219_NUM_SUPPLIES, consumers: da7219->supplies); |
1891 | return ret; |
1892 | } |
1893 | |
1894 | return 0; |
1895 | } |
1896 | |
1897 | #ifdef CONFIG_COMMON_CLK |
1898 | static int da7219_wclk_prepare(struct clk_hw *hw) |
1899 | { |
1900 | struct da7219_priv *da7219 = |
1901 | container_of(hw, struct da7219_priv, |
1902 | dai_clks_hw[DA7219_DAI_WCLK_IDX]); |
1903 | struct snd_soc_component *component = da7219->component; |
1904 | |
1905 | if (!da7219->master) |
1906 | return -EINVAL; |
1907 | |
1908 | snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE, |
1909 | DA7219_DAI_CLK_EN_MASK, |
1910 | DA7219_DAI_CLK_EN_MASK); |
1911 | |
1912 | return 0; |
1913 | } |
1914 | |
1915 | static void da7219_wclk_unprepare(struct clk_hw *hw) |
1916 | { |
1917 | struct da7219_priv *da7219 = |
1918 | container_of(hw, struct da7219_priv, |
1919 | dai_clks_hw[DA7219_DAI_WCLK_IDX]); |
1920 | struct snd_soc_component *component = da7219->component; |
1921 | |
1922 | if (!da7219->master) |
1923 | return; |
1924 | |
1925 | snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE, |
1926 | DA7219_DAI_CLK_EN_MASK, val: 0); |
1927 | } |
1928 | |
1929 | static int da7219_wclk_is_prepared(struct clk_hw *hw) |
1930 | { |
1931 | struct da7219_priv *da7219 = |
1932 | container_of(hw, struct da7219_priv, |
1933 | dai_clks_hw[DA7219_DAI_WCLK_IDX]); |
1934 | struct snd_soc_component *component = da7219->component; |
1935 | u8 clk_reg; |
1936 | |
1937 | if (!da7219->master) |
1938 | return -EINVAL; |
1939 | |
1940 | clk_reg = snd_soc_component_read(component, DA7219_DAI_CLK_MODE); |
1941 | |
1942 | return !!(clk_reg & DA7219_DAI_CLK_EN_MASK); |
1943 | } |
1944 | |
1945 | static unsigned long da7219_wclk_recalc_rate(struct clk_hw *hw, |
1946 | unsigned long parent_rate) |
1947 | { |
1948 | struct da7219_priv *da7219 = |
1949 | container_of(hw, struct da7219_priv, |
1950 | dai_clks_hw[DA7219_DAI_WCLK_IDX]); |
1951 | struct snd_soc_component *component = da7219->component; |
1952 | u8 fs = snd_soc_component_read(component, DA7219_SR); |
1953 | |
1954 | switch (fs & DA7219_SR_MASK) { |
1955 | case DA7219_SR_8000: |
1956 | return 8000; |
1957 | case DA7219_SR_11025: |
1958 | return 11025; |
1959 | case DA7219_SR_12000: |
1960 | return 12000; |
1961 | case DA7219_SR_16000: |
1962 | return 16000; |
1963 | case DA7219_SR_22050: |
1964 | return 22050; |
1965 | case DA7219_SR_24000: |
1966 | return 24000; |
1967 | case DA7219_SR_32000: |
1968 | return 32000; |
1969 | case DA7219_SR_44100: |
1970 | return 44100; |
1971 | case DA7219_SR_48000: |
1972 | return 48000; |
1973 | case DA7219_SR_88200: |
1974 | return 88200; |
1975 | case DA7219_SR_96000: |
1976 | return 96000; |
1977 | default: |
1978 | return 0; |
1979 | } |
1980 | } |
1981 | |
1982 | static long da7219_wclk_round_rate(struct clk_hw *hw, unsigned long rate, |
1983 | unsigned long *parent_rate) |
1984 | { |
1985 | struct da7219_priv *da7219 = |
1986 | container_of(hw, struct da7219_priv, |
1987 | dai_clks_hw[DA7219_DAI_WCLK_IDX]); |
1988 | |
1989 | if (!da7219->master) |
1990 | return -EINVAL; |
1991 | |
1992 | if (rate < 11025) |
1993 | return 8000; |
1994 | else if (rate < 12000) |
1995 | return 11025; |
1996 | else if (rate < 16000) |
1997 | return 12000; |
1998 | else if (rate < 22050) |
1999 | return 16000; |
2000 | else if (rate < 24000) |
2001 | return 22050; |
2002 | else if (rate < 32000) |
2003 | return 24000; |
2004 | else if (rate < 44100) |
2005 | return 32000; |
2006 | else if (rate < 48000) |
2007 | return 44100; |
2008 | else if (rate < 88200) |
2009 | return 48000; |
2010 | else if (rate < 96000) |
2011 | return 88200; |
2012 | else |
2013 | return 96000; |
2014 | } |
2015 | |
2016 | static int da7219_wclk_set_rate(struct clk_hw *hw, unsigned long rate, |
2017 | unsigned long parent_rate) |
2018 | { |
2019 | struct da7219_priv *da7219 = |
2020 | container_of(hw, struct da7219_priv, |
2021 | dai_clks_hw[DA7219_DAI_WCLK_IDX]); |
2022 | struct snd_soc_component *component = da7219->component; |
2023 | |
2024 | if (!da7219->master) |
2025 | return -EINVAL; |
2026 | |
2027 | return da7219_set_sr(component, rate); |
2028 | } |
2029 | |
2030 | static unsigned long da7219_bclk_recalc_rate(struct clk_hw *hw, |
2031 | unsigned long parent_rate) |
2032 | { |
2033 | struct da7219_priv *da7219 = |
2034 | container_of(hw, struct da7219_priv, |
2035 | dai_clks_hw[DA7219_DAI_BCLK_IDX]); |
2036 | struct snd_soc_component *component = da7219->component; |
2037 | u8 bclks_per_wclk = snd_soc_component_read(component, |
2038 | DA7219_DAI_CLK_MODE); |
2039 | |
2040 | switch (bclks_per_wclk & DA7219_DAI_BCLKS_PER_WCLK_MASK) { |
2041 | case DA7219_DAI_BCLKS_PER_WCLK_32: |
2042 | return parent_rate * 32; |
2043 | case DA7219_DAI_BCLKS_PER_WCLK_64: |
2044 | return parent_rate * 64; |
2045 | case DA7219_DAI_BCLKS_PER_WCLK_128: |
2046 | return parent_rate * 128; |
2047 | case DA7219_DAI_BCLKS_PER_WCLK_256: |
2048 | return parent_rate * 256; |
2049 | default: |
2050 | return 0; |
2051 | } |
2052 | } |
2053 | |
2054 | static unsigned long da7219_bclk_get_factor(unsigned long rate, |
2055 | unsigned long parent_rate) |
2056 | { |
2057 | unsigned long factor; |
2058 | |
2059 | factor = rate / parent_rate; |
2060 | if (factor < 64) |
2061 | return 32; |
2062 | else if (factor < 128) |
2063 | return 64; |
2064 | else if (factor < 256) |
2065 | return 128; |
2066 | else |
2067 | return 256; |
2068 | } |
2069 | |
2070 | static long da7219_bclk_round_rate(struct clk_hw *hw, unsigned long rate, |
2071 | unsigned long *parent_rate) |
2072 | { |
2073 | struct da7219_priv *da7219 = |
2074 | container_of(hw, struct da7219_priv, |
2075 | dai_clks_hw[DA7219_DAI_BCLK_IDX]); |
2076 | unsigned long factor; |
2077 | |
2078 | if (!*parent_rate || !da7219->master) |
2079 | return -EINVAL; |
2080 | |
2081 | /* |
2082 | * We don't allow changing the parent rate as some BCLK rates can be |
2083 | * derived from multiple parent WCLK rates (BCLK rates are set as a |
2084 | * multiplier of WCLK in HW). We just do some rounding down based on the |
2085 | * parent WCLK rate set and find the appropriate multiplier of BCLK to |
2086 | * get the rounded down BCLK value. |
2087 | */ |
2088 | factor = da7219_bclk_get_factor(rate, parent_rate: *parent_rate); |
2089 | |
2090 | return *parent_rate * factor; |
2091 | } |
2092 | |
2093 | static int da7219_bclk_set_rate(struct clk_hw *hw, unsigned long rate, |
2094 | unsigned long parent_rate) |
2095 | { |
2096 | struct da7219_priv *da7219 = |
2097 | container_of(hw, struct da7219_priv, |
2098 | dai_clks_hw[DA7219_DAI_BCLK_IDX]); |
2099 | struct snd_soc_component *component = da7219->component; |
2100 | unsigned long factor; |
2101 | |
2102 | if (!da7219->master) |
2103 | return -EINVAL; |
2104 | |
2105 | factor = da7219_bclk_get_factor(rate, parent_rate); |
2106 | |
2107 | return da7219_set_bclks_per_wclk(component, factor); |
2108 | } |
2109 | |
2110 | static const struct clk_ops da7219_dai_clk_ops[DA7219_DAI_NUM_CLKS] = { |
2111 | [DA7219_DAI_WCLK_IDX] = { |
2112 | .prepare = da7219_wclk_prepare, |
2113 | .unprepare = da7219_wclk_unprepare, |
2114 | .is_prepared = da7219_wclk_is_prepared, |
2115 | .recalc_rate = da7219_wclk_recalc_rate, |
2116 | .round_rate = da7219_wclk_round_rate, |
2117 | .set_rate = da7219_wclk_set_rate, |
2118 | }, |
2119 | [DA7219_DAI_BCLK_IDX] = { |
2120 | .recalc_rate = da7219_bclk_recalc_rate, |
2121 | .round_rate = da7219_bclk_round_rate, |
2122 | .set_rate = da7219_bclk_set_rate, |
2123 | }, |
2124 | }; |
2125 | |
2126 | static int da7219_register_dai_clks(struct snd_soc_component *component) |
2127 | { |
2128 | struct device *dev = component->dev; |
2129 | struct device_node *np = dev->of_node; |
2130 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
2131 | struct da7219_pdata *pdata = da7219->pdata; |
2132 | const char *parent_name; |
2133 | struct clk_hw_onecell_data *clk_data; |
2134 | int i, ret; |
2135 | |
2136 | /* For DT platforms allocate onecell data for clock registration */ |
2137 | if (np) { |
2138 | clk_data = kzalloc(struct_size(clk_data, hws, DA7219_DAI_NUM_CLKS), |
2139 | GFP_KERNEL); |
2140 | if (!clk_data) |
2141 | return -ENOMEM; |
2142 | |
2143 | clk_data->num = DA7219_DAI_NUM_CLKS; |
2144 | da7219->clk_hw_data = clk_data; |
2145 | } |
2146 | |
2147 | for (i = 0; i < DA7219_DAI_NUM_CLKS; ++i) { |
2148 | struct clk_init_data init = {}; |
2149 | struct clk_lookup *dai_clk_lookup; |
2150 | struct clk_hw *dai_clk_hw = &da7219->dai_clks_hw[i]; |
2151 | |
2152 | switch (i) { |
2153 | case DA7219_DAI_WCLK_IDX: |
2154 | /* |
2155 | * If we can, make MCLK the parent of WCLK to ensure |
2156 | * it's enabled as required. |
2157 | */ |
2158 | if (da7219->mclk) { |
2159 | parent_name = __clk_get_name(clk: da7219->mclk); |
2160 | init.parent_names = &parent_name; |
2161 | init.num_parents = 1; |
2162 | } else { |
2163 | init.parent_names = NULL; |
2164 | init.num_parents = 0; |
2165 | } |
2166 | break; |
2167 | case DA7219_DAI_BCLK_IDX: |
2168 | /* Make WCLK the parent of BCLK */ |
2169 | parent_name = __clk_get_name(clk: da7219->dai_clks[DA7219_DAI_WCLK_IDX]); |
2170 | init.parent_names = &parent_name; |
2171 | init.num_parents = 1; |
2172 | break; |
2173 | default: |
2174 | dev_err(dev, "Invalid clock index\n" ); |
2175 | ret = -EINVAL; |
2176 | goto err; |
2177 | } |
2178 | |
2179 | init.name = pdata->dai_clk_names[i]; |
2180 | init.ops = &da7219_dai_clk_ops[i]; |
2181 | init.flags = CLK_GET_RATE_NOCACHE | CLK_SET_RATE_GATE; |
2182 | dai_clk_hw->init = &init; |
2183 | |
2184 | ret = clk_hw_register(dev, hw: dai_clk_hw); |
2185 | if (ret) { |
2186 | dev_warn(dev, "Failed to register %s: %d\n" , init.name, |
2187 | ret); |
2188 | goto err; |
2189 | } |
2190 | da7219->dai_clks[i] = dai_clk_hw->clk; |
2191 | |
2192 | /* For DT setup onecell data, otherwise create lookup */ |
2193 | if (np) { |
2194 | da7219->clk_hw_data->hws[i] = dai_clk_hw; |
2195 | } else { |
2196 | dai_clk_lookup = clkdev_hw_create(hw: dai_clk_hw, con_id: init.name, |
2197 | dev_fmt: "%s" , dev_name(dev)); |
2198 | if (!dai_clk_lookup) { |
2199 | clk_hw_unregister(hw: dai_clk_hw); |
2200 | ret = -ENOMEM; |
2201 | goto err; |
2202 | } else { |
2203 | da7219->dai_clks_lookup[i] = dai_clk_lookup; |
2204 | } |
2205 | } |
2206 | } |
2207 | |
2208 | /* If we're using DT, then register as provider accordingly */ |
2209 | if (np) { |
2210 | ret = of_clk_add_hw_provider(np: dev->of_node, get: of_clk_hw_onecell_get, |
2211 | data: da7219->clk_hw_data); |
2212 | if (ret) { |
2213 | dev_err(dev, "Failed to register clock provider\n" ); |
2214 | goto err; |
2215 | } |
2216 | } |
2217 | |
2218 | return 0; |
2219 | |
2220 | err: |
2221 | while (--i >= 0) { |
2222 | if (da7219->dai_clks_lookup[i]) |
2223 | clkdev_drop(cl: da7219->dai_clks_lookup[i]); |
2224 | |
2225 | clk_hw_unregister(hw: &da7219->dai_clks_hw[i]); |
2226 | } |
2227 | |
2228 | if (np) |
2229 | kfree(objp: da7219->clk_hw_data); |
2230 | |
2231 | return ret; |
2232 | } |
2233 | |
2234 | static void da7219_free_dai_clks(struct snd_soc_component *component) |
2235 | { |
2236 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
2237 | struct device_node *np = component->dev->of_node; |
2238 | int i; |
2239 | |
2240 | if (np) |
2241 | of_clk_del_provider(np); |
2242 | |
2243 | for (i = DA7219_DAI_NUM_CLKS - 1; i >= 0; --i) { |
2244 | if (da7219->dai_clks_lookup[i]) |
2245 | clkdev_drop(cl: da7219->dai_clks_lookup[i]); |
2246 | |
2247 | clk_hw_unregister(hw: &da7219->dai_clks_hw[i]); |
2248 | } |
2249 | |
2250 | if (np) |
2251 | kfree(objp: da7219->clk_hw_data); |
2252 | } |
2253 | #else |
2254 | static inline int da7219_register_dai_clks(struct snd_soc_component *component) |
2255 | { |
2256 | return 0; |
2257 | } |
2258 | |
2259 | static void da7219_free_dai_clks(struct snd_soc_component *component) {} |
2260 | #endif /* CONFIG_COMMON_CLK */ |
2261 | |
2262 | static void da7219_handle_pdata(struct snd_soc_component *component) |
2263 | { |
2264 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
2265 | struct da7219_pdata *pdata = da7219->pdata; |
2266 | |
2267 | if (pdata) { |
2268 | u8 micbias_lvl = 0; |
2269 | |
2270 | da7219->wakeup_source = pdata->wakeup_source; |
2271 | |
2272 | /* Mic Bias voltages */ |
2273 | switch (pdata->micbias_lvl) { |
2274 | case DA7219_MICBIAS_1_6V: |
2275 | case DA7219_MICBIAS_1_8V: |
2276 | case DA7219_MICBIAS_2_0V: |
2277 | case DA7219_MICBIAS_2_2V: |
2278 | case DA7219_MICBIAS_2_4V: |
2279 | case DA7219_MICBIAS_2_6V: |
2280 | micbias_lvl |= (pdata->micbias_lvl << |
2281 | DA7219_MICBIAS1_LEVEL_SHIFT); |
2282 | break; |
2283 | } |
2284 | |
2285 | snd_soc_component_write(component, DA7219_MICBIAS_CTRL, val: micbias_lvl); |
2286 | |
2287 | /* |
2288 | * Calculate delay required to compensate for DC offset in |
2289 | * Mic PGA, based on Mic Bias voltage. |
2290 | */ |
2291 | da7219->mic_pga_delay = DA7219_MIC_PGA_BASE_DELAY + |
2292 | (pdata->micbias_lvl * |
2293 | DA7219_MIC_PGA_OFFSET_DELAY); |
2294 | |
2295 | /* Mic */ |
2296 | switch (pdata->mic_amp_in_sel) { |
2297 | case DA7219_MIC_AMP_IN_SEL_DIFF: |
2298 | case DA7219_MIC_AMP_IN_SEL_SE_P: |
2299 | case DA7219_MIC_AMP_IN_SEL_SE_N: |
2300 | snd_soc_component_write(component, DA7219_MIC_1_SELECT, |
2301 | val: pdata->mic_amp_in_sel); |
2302 | break; |
2303 | } |
2304 | } |
2305 | } |
2306 | |
2307 | |
2308 | /* |
2309 | * Regmap configs |
2310 | */ |
2311 | |
2312 | static struct reg_default da7219_reg_defaults[] = { |
2313 | { DA7219_MIC_1_SELECT, 0x00 }, |
2314 | { DA7219_CIF_TIMEOUT_CTRL, 0x01 }, |
2315 | { DA7219_SR_24_48, 0x00 }, |
2316 | { DA7219_SR, 0x0A }, |
2317 | { DA7219_CIF_I2C_ADDR_CFG, 0x02 }, |
2318 | { DA7219_PLL_CTRL, 0x10 }, |
2319 | { DA7219_PLL_FRAC_TOP, 0x00 }, |
2320 | { DA7219_PLL_FRAC_BOT, 0x00 }, |
2321 | { DA7219_PLL_INTEGER, 0x20 }, |
2322 | { DA7219_DIG_ROUTING_DAI, 0x10 }, |
2323 | { DA7219_DAI_CLK_MODE, 0x01 }, |
2324 | { DA7219_DAI_CTRL, 0x28 }, |
2325 | { DA7219_DAI_TDM_CTRL, 0x40 }, |
2326 | { DA7219_DIG_ROUTING_DAC, 0x32 }, |
2327 | { DA7219_DAI_OFFSET_LOWER, 0x00 }, |
2328 | { DA7219_DAI_OFFSET_UPPER, 0x00 }, |
2329 | { DA7219_REFERENCES, 0x08 }, |
2330 | { DA7219_MIXIN_L_SELECT, 0x00 }, |
2331 | { DA7219_MIXIN_L_GAIN, 0x03 }, |
2332 | { DA7219_ADC_L_GAIN, 0x6F }, |
2333 | { DA7219_ADC_FILTERS1, 0x80 }, |
2334 | { DA7219_MIC_1_GAIN, 0x01 }, |
2335 | { DA7219_SIDETONE_CTRL, 0x40 }, |
2336 | { DA7219_SIDETONE_GAIN, 0x0E }, |
2337 | { DA7219_DROUTING_ST_OUTFILT_1L, 0x01 }, |
2338 | { DA7219_DROUTING_ST_OUTFILT_1R, 0x02 }, |
2339 | { DA7219_DAC_FILTERS5, 0x00 }, |
2340 | { DA7219_DAC_FILTERS2, 0x88 }, |
2341 | { DA7219_DAC_FILTERS3, 0x88 }, |
2342 | { DA7219_DAC_FILTERS4, 0x08 }, |
2343 | { DA7219_DAC_FILTERS1, 0x80 }, |
2344 | { DA7219_DAC_L_GAIN, 0x6F }, |
2345 | { DA7219_DAC_R_GAIN, 0x6F }, |
2346 | { DA7219_CP_CTRL, 0x20 }, |
2347 | { DA7219_HP_L_GAIN, 0x39 }, |
2348 | { DA7219_HP_R_GAIN, 0x39 }, |
2349 | { DA7219_MIXOUT_L_SELECT, 0x00 }, |
2350 | { DA7219_MIXOUT_R_SELECT, 0x00 }, |
2351 | { DA7219_MICBIAS_CTRL, 0x03 }, |
2352 | { DA7219_MIC_1_CTRL, 0x40 }, |
2353 | { DA7219_MIXIN_L_CTRL, 0x40 }, |
2354 | { DA7219_ADC_L_CTRL, 0x40 }, |
2355 | { DA7219_DAC_L_CTRL, 0x40 }, |
2356 | { DA7219_DAC_R_CTRL, 0x40 }, |
2357 | { DA7219_HP_L_CTRL, 0x40 }, |
2358 | { DA7219_HP_R_CTRL, 0x40 }, |
2359 | { DA7219_MIXOUT_L_CTRL, 0x10 }, |
2360 | { DA7219_MIXOUT_R_CTRL, 0x10 }, |
2361 | { DA7219_CHIP_ID1, 0x23 }, |
2362 | { DA7219_CHIP_ID2, 0x93 }, |
2363 | { DA7219_IO_CTRL, 0x00 }, |
2364 | { DA7219_GAIN_RAMP_CTRL, 0x00 }, |
2365 | { DA7219_PC_COUNT, 0x02 }, |
2366 | { DA7219_CP_VOL_THRESHOLD1, 0x0E }, |
2367 | { DA7219_DIG_CTRL, 0x00 }, |
2368 | { DA7219_ALC_CTRL2, 0x00 }, |
2369 | { DA7219_ALC_CTRL3, 0x00 }, |
2370 | { DA7219_ALC_NOISE, 0x3F }, |
2371 | { DA7219_ALC_TARGET_MIN, 0x3F }, |
2372 | { DA7219_ALC_TARGET_MAX, 0x00 }, |
2373 | { DA7219_ALC_GAIN_LIMITS, 0xFF }, |
2374 | { DA7219_ALC_ANA_GAIN_LIMITS, 0x71 }, |
2375 | { DA7219_ALC_ANTICLIP_CTRL, 0x00 }, |
2376 | { DA7219_ALC_ANTICLIP_LEVEL, 0x00 }, |
2377 | { DA7219_DAC_NG_SETUP_TIME, 0x00 }, |
2378 | { DA7219_DAC_NG_OFF_THRESH, 0x00 }, |
2379 | { DA7219_DAC_NG_ON_THRESH, 0x00 }, |
2380 | { DA7219_DAC_NG_CTRL, 0x00 }, |
2381 | { DA7219_TONE_GEN_CFG1, 0x00 }, |
2382 | { DA7219_TONE_GEN_CFG2, 0x00 }, |
2383 | { DA7219_TONE_GEN_CYCLES, 0x00 }, |
2384 | { DA7219_TONE_GEN_FREQ1_L, 0x55 }, |
2385 | { DA7219_TONE_GEN_FREQ1_U, 0x15 }, |
2386 | { DA7219_TONE_GEN_FREQ2_L, 0x00 }, |
2387 | { DA7219_TONE_GEN_FREQ2_U, 0x40 }, |
2388 | { DA7219_TONE_GEN_ON_PER, 0x02 }, |
2389 | { DA7219_TONE_GEN_OFF_PER, 0x01 }, |
2390 | { DA7219_ACCDET_IRQ_MASK_A, 0x00 }, |
2391 | { DA7219_ACCDET_IRQ_MASK_B, 0x00 }, |
2392 | { DA7219_ACCDET_CONFIG_1, 0xD6 }, |
2393 | { DA7219_ACCDET_CONFIG_2, 0x34 }, |
2394 | { DA7219_ACCDET_CONFIG_3, 0x0A }, |
2395 | { DA7219_ACCDET_CONFIG_4, 0x16 }, |
2396 | { DA7219_ACCDET_CONFIG_5, 0x21 }, |
2397 | { DA7219_ACCDET_CONFIG_6, 0x3E }, |
2398 | { DA7219_ACCDET_CONFIG_7, 0x01 }, |
2399 | { DA7219_SYSTEM_ACTIVE, 0x00 }, |
2400 | }; |
2401 | |
2402 | static bool da7219_volatile_register(struct device *dev, unsigned int reg) |
2403 | { |
2404 | switch (reg) { |
2405 | case DA7219_MIC_1_GAIN_STATUS: |
2406 | case DA7219_MIXIN_L_GAIN_STATUS: |
2407 | case DA7219_ADC_L_GAIN_STATUS: |
2408 | case DA7219_DAC_L_GAIN_STATUS: |
2409 | case DA7219_DAC_R_GAIN_STATUS: |
2410 | case DA7219_HP_L_GAIN_STATUS: |
2411 | case DA7219_HP_R_GAIN_STATUS: |
2412 | case DA7219_CIF_CTRL: |
2413 | case DA7219_PLL_SRM_STS: |
2414 | case DA7219_ALC_CTRL1: |
2415 | case DA7219_SYSTEM_MODES_INPUT: |
2416 | case DA7219_SYSTEM_MODES_OUTPUT: |
2417 | case DA7219_ALC_OFFSET_AUTO_M_L: |
2418 | case DA7219_ALC_OFFSET_AUTO_U_L: |
2419 | case DA7219_TONE_GEN_CFG1: |
2420 | case DA7219_ACCDET_STATUS_A: |
2421 | case DA7219_ACCDET_STATUS_B: |
2422 | case DA7219_ACCDET_IRQ_EVENT_A: |
2423 | case DA7219_ACCDET_IRQ_EVENT_B: |
2424 | case DA7219_ACCDET_CONFIG_8: |
2425 | case DA7219_SYSTEM_STATUS: |
2426 | return true; |
2427 | default: |
2428 | return false; |
2429 | } |
2430 | } |
2431 | |
2432 | static const struct regmap_config da7219_regmap_config = { |
2433 | .reg_bits = 8, |
2434 | .val_bits = 8, |
2435 | |
2436 | .max_register = DA7219_SYSTEM_ACTIVE, |
2437 | .reg_defaults = da7219_reg_defaults, |
2438 | .num_reg_defaults = ARRAY_SIZE(da7219_reg_defaults), |
2439 | .volatile_reg = da7219_volatile_register, |
2440 | .cache_type = REGCACHE_RBTREE, |
2441 | }; |
2442 | |
2443 | static struct reg_sequence da7219_rev_aa_patch[] = { |
2444 | { DA7219_REFERENCES, 0x08 }, |
2445 | }; |
2446 | |
2447 | static int da7219_probe(struct snd_soc_component *component) |
2448 | { |
2449 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
2450 | unsigned int system_active, system_status, rev; |
2451 | u8 io_voltage_lvl; |
2452 | int i, ret; |
2453 | |
2454 | da7219->component = component; |
2455 | mutex_init(&da7219->ctrl_lock); |
2456 | mutex_init(&da7219->pll_lock); |
2457 | |
2458 | /* Regulator configuration */ |
2459 | ret = da7219_handle_supplies(component, io_voltage_lvl: &io_voltage_lvl); |
2460 | if (ret) |
2461 | return ret; |
2462 | |
2463 | regcache_cache_bypass(map: da7219->regmap, enable: true); |
2464 | |
2465 | /* Disable audio paths if still active from previous start */ |
2466 | regmap_read(map: da7219->regmap, DA7219_SYSTEM_ACTIVE, val: &system_active); |
2467 | if (system_active) { |
2468 | regmap_write(map: da7219->regmap, DA7219_GAIN_RAMP_CTRL, |
2469 | DA7219_GAIN_RAMP_RATE_NOMINAL); |
2470 | regmap_write(map: da7219->regmap, DA7219_SYSTEM_MODES_INPUT, val: 0x00); |
2471 | regmap_write(map: da7219->regmap, DA7219_SYSTEM_MODES_OUTPUT, val: 0x01); |
2472 | |
2473 | for (i = 0; i < DA7219_SYS_STAT_CHECK_RETRIES; ++i) { |
2474 | regmap_read(map: da7219->regmap, DA7219_SYSTEM_STATUS, |
2475 | val: &system_status); |
2476 | if (!system_status) |
2477 | break; |
2478 | |
2479 | msleep(DA7219_SYS_STAT_CHECK_DELAY); |
2480 | } |
2481 | } |
2482 | |
2483 | /* Soft reset component */ |
2484 | regmap_write_bits(map: da7219->regmap, DA7219_ACCDET_CONFIG_1, |
2485 | DA7219_ACCDET_EN_MASK, val: 0); |
2486 | regmap_write_bits(map: da7219->regmap, DA7219_CIF_CTRL, |
2487 | DA7219_CIF_REG_SOFT_RESET_MASK, |
2488 | DA7219_CIF_REG_SOFT_RESET_MASK); |
2489 | regmap_write_bits(map: da7219->regmap, DA7219_SYSTEM_ACTIVE, |
2490 | DA7219_SYSTEM_ACTIVE_MASK, val: 0); |
2491 | regmap_write_bits(map: da7219->regmap, DA7219_SYSTEM_ACTIVE, |
2492 | DA7219_SYSTEM_ACTIVE_MASK, val: 1); |
2493 | |
2494 | regcache_cache_bypass(map: da7219->regmap, enable: false); |
2495 | regmap_reinit_cache(map: da7219->regmap, config: &da7219_regmap_config); |
2496 | |
2497 | /* Update IO voltage level range based on supply level */ |
2498 | snd_soc_component_write(component, DA7219_IO_CTRL, val: io_voltage_lvl); |
2499 | |
2500 | ret = regmap_read(map: da7219->regmap, DA7219_CHIP_REVISION, val: &rev); |
2501 | if (ret) { |
2502 | dev_err(component->dev, "Failed to read chip revision: %d\n" , ret); |
2503 | goto err_disable_reg; |
2504 | } |
2505 | |
2506 | switch (rev & DA7219_CHIP_MINOR_MASK) { |
2507 | case 0: |
2508 | ret = regmap_register_patch(map: da7219->regmap, regs: da7219_rev_aa_patch, |
2509 | ARRAY_SIZE(da7219_rev_aa_patch)); |
2510 | if (ret) { |
2511 | dev_err(component->dev, "Failed to register AA patch: %d\n" , |
2512 | ret); |
2513 | goto err_disable_reg; |
2514 | } |
2515 | break; |
2516 | default: |
2517 | break; |
2518 | } |
2519 | |
2520 | /* Handle DT/ACPI/Platform data */ |
2521 | da7219_handle_pdata(component); |
2522 | |
2523 | /* Check if MCLK provided */ |
2524 | da7219->mclk = clk_get(dev: component->dev, id: "mclk" ); |
2525 | if (IS_ERR(ptr: da7219->mclk)) { |
2526 | if (PTR_ERR(ptr: da7219->mclk) != -ENOENT) { |
2527 | ret = PTR_ERR(ptr: da7219->mclk); |
2528 | goto err_disable_reg; |
2529 | } else { |
2530 | da7219->mclk = NULL; |
2531 | } |
2532 | } |
2533 | |
2534 | /* Register CCF DAI clock control */ |
2535 | ret = da7219_register_dai_clks(component); |
2536 | if (ret) |
2537 | goto err_put_clk; |
2538 | |
2539 | /* Default PC counter to free-running */ |
2540 | snd_soc_component_update_bits(component, DA7219_PC_COUNT, DA7219_PC_FREERUN_MASK, |
2541 | DA7219_PC_FREERUN_MASK); |
2542 | |
2543 | /* Default gain ramping */ |
2544 | snd_soc_component_update_bits(component, DA7219_MIXIN_L_CTRL, |
2545 | DA7219_MIXIN_L_AMP_RAMP_EN_MASK, |
2546 | DA7219_MIXIN_L_AMP_RAMP_EN_MASK); |
2547 | snd_soc_component_update_bits(component, DA7219_ADC_L_CTRL, DA7219_ADC_L_RAMP_EN_MASK, |
2548 | DA7219_ADC_L_RAMP_EN_MASK); |
2549 | snd_soc_component_update_bits(component, DA7219_DAC_L_CTRL, DA7219_DAC_L_RAMP_EN_MASK, |
2550 | DA7219_DAC_L_RAMP_EN_MASK); |
2551 | snd_soc_component_update_bits(component, DA7219_DAC_R_CTRL, DA7219_DAC_R_RAMP_EN_MASK, |
2552 | DA7219_DAC_R_RAMP_EN_MASK); |
2553 | snd_soc_component_update_bits(component, DA7219_HP_L_CTRL, |
2554 | DA7219_HP_L_AMP_RAMP_EN_MASK, |
2555 | DA7219_HP_L_AMP_RAMP_EN_MASK); |
2556 | snd_soc_component_update_bits(component, DA7219_HP_R_CTRL, |
2557 | DA7219_HP_R_AMP_RAMP_EN_MASK, |
2558 | DA7219_HP_R_AMP_RAMP_EN_MASK); |
2559 | |
2560 | /* Default minimum gain on HP to avoid pops during DAPM sequencing */ |
2561 | snd_soc_component_update_bits(component, DA7219_HP_L_CTRL, |
2562 | DA7219_HP_L_AMP_MIN_GAIN_EN_MASK, |
2563 | DA7219_HP_L_AMP_MIN_GAIN_EN_MASK); |
2564 | snd_soc_component_update_bits(component, DA7219_HP_R_CTRL, |
2565 | DA7219_HP_R_AMP_MIN_GAIN_EN_MASK, |
2566 | DA7219_HP_R_AMP_MIN_GAIN_EN_MASK); |
2567 | |
2568 | /* Default infinite tone gen, start/stop by Kcontrol */ |
2569 | snd_soc_component_write(component, DA7219_TONE_GEN_CYCLES, DA7219_BEEP_CYCLES_MASK); |
2570 | |
2571 | /* Initialise AAD block */ |
2572 | ret = da7219_aad_init(component); |
2573 | if (ret) |
2574 | goto err_free_dai_clks; |
2575 | |
2576 | return 0; |
2577 | |
2578 | err_free_dai_clks: |
2579 | da7219_free_dai_clks(component); |
2580 | |
2581 | err_put_clk: |
2582 | clk_put(clk: da7219->mclk); |
2583 | |
2584 | err_disable_reg: |
2585 | regulator_bulk_disable(num_consumers: DA7219_NUM_SUPPLIES, consumers: da7219->supplies); |
2586 | regulator_bulk_free(num_consumers: DA7219_NUM_SUPPLIES, consumers: da7219->supplies); |
2587 | |
2588 | return ret; |
2589 | } |
2590 | |
2591 | static void da7219_remove(struct snd_soc_component *component) |
2592 | { |
2593 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
2594 | |
2595 | da7219_aad_exit(component); |
2596 | |
2597 | da7219_free_dai_clks(component); |
2598 | clk_put(clk: da7219->mclk); |
2599 | |
2600 | /* Supplies */ |
2601 | regulator_bulk_disable(num_consumers: DA7219_NUM_SUPPLIES, consumers: da7219->supplies); |
2602 | regulator_bulk_free(num_consumers: DA7219_NUM_SUPPLIES, consumers: da7219->supplies); |
2603 | } |
2604 | |
2605 | #ifdef CONFIG_PM |
2606 | static int da7219_suspend(struct snd_soc_component *component) |
2607 | { |
2608 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
2609 | |
2610 | /* Suspend AAD if we're not a wake-up source */ |
2611 | if (!da7219->wakeup_source) |
2612 | da7219_aad_suspend(component); |
2613 | |
2614 | snd_soc_component_force_bias_level(component, level: SND_SOC_BIAS_OFF); |
2615 | |
2616 | return 0; |
2617 | } |
2618 | |
2619 | static int da7219_resume(struct snd_soc_component *component) |
2620 | { |
2621 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component); |
2622 | |
2623 | snd_soc_component_force_bias_level(component, level: SND_SOC_BIAS_STANDBY); |
2624 | |
2625 | /* Resume AAD if previously suspended */ |
2626 | if (!da7219->wakeup_source) |
2627 | da7219_aad_resume(component); |
2628 | |
2629 | return 0; |
2630 | } |
2631 | #else |
2632 | #define da7219_suspend NULL |
2633 | #define da7219_resume NULL |
2634 | #endif |
2635 | |
2636 | static int da7219_set_jack(struct snd_soc_component *component, struct snd_soc_jack *jack, |
2637 | void *data) |
2638 | { |
2639 | da7219_aad_jack_det(component, jack); |
2640 | |
2641 | return 0; |
2642 | } |
2643 | |
2644 | static const struct snd_soc_component_driver soc_component_dev_da7219 = { |
2645 | .probe = da7219_probe, |
2646 | .remove = da7219_remove, |
2647 | .suspend = da7219_suspend, |
2648 | .resume = da7219_resume, |
2649 | .set_jack = da7219_set_jack, |
2650 | .set_bias_level = da7219_set_bias_level, |
2651 | .controls = da7219_snd_controls, |
2652 | .num_controls = ARRAY_SIZE(da7219_snd_controls), |
2653 | .dapm_widgets = da7219_dapm_widgets, |
2654 | .num_dapm_widgets = ARRAY_SIZE(da7219_dapm_widgets), |
2655 | .dapm_routes = da7219_audio_map, |
2656 | .num_dapm_routes = ARRAY_SIZE(da7219_audio_map), |
2657 | .idle_bias_on = 1, |
2658 | .use_pmdown_time = 1, |
2659 | .endianness = 1, |
2660 | }; |
2661 | |
2662 | |
2663 | /* |
2664 | * I2C layer |
2665 | */ |
2666 | |
2667 | static int da7219_i2c_probe(struct i2c_client *i2c) |
2668 | { |
2669 | struct device *dev = &i2c->dev; |
2670 | struct da7219_priv *da7219; |
2671 | int ret; |
2672 | |
2673 | da7219 = devm_kzalloc(dev, size: sizeof(struct da7219_priv), |
2674 | GFP_KERNEL); |
2675 | if (!da7219) |
2676 | return -ENOMEM; |
2677 | |
2678 | i2c_set_clientdata(client: i2c, data: da7219); |
2679 | |
2680 | da7219->regmap = devm_regmap_init_i2c(i2c, &da7219_regmap_config); |
2681 | if (IS_ERR(ptr: da7219->regmap)) { |
2682 | ret = PTR_ERR(ptr: da7219->regmap); |
2683 | dev_err(dev, "regmap_init() failed: %d\n" , ret); |
2684 | return ret; |
2685 | } |
2686 | |
2687 | /* Retrieve DT/ACPI/Platform data */ |
2688 | da7219->pdata = dev_get_platdata(dev); |
2689 | if (!da7219->pdata) |
2690 | da7219->pdata = da7219_fw_to_pdata(dev); |
2691 | |
2692 | /* AAD */ |
2693 | ret = da7219_aad_probe(i2c); |
2694 | if (ret) |
2695 | return ret; |
2696 | |
2697 | ret = devm_snd_soc_register_component(dev, component_driver: &soc_component_dev_da7219, |
2698 | dai_drv: &da7219_dai, num_dai: 1); |
2699 | if (ret < 0) { |
2700 | dev_err(dev, "Failed to register da7219 component: %d\n" , ret); |
2701 | } |
2702 | return ret; |
2703 | } |
2704 | |
2705 | static const struct i2c_device_id da7219_i2c_id[] = { |
2706 | { "da7219" , }, |
2707 | { } |
2708 | }; |
2709 | MODULE_DEVICE_TABLE(i2c, da7219_i2c_id); |
2710 | |
2711 | static struct i2c_driver da7219_i2c_driver = { |
2712 | .driver = { |
2713 | .name = "da7219" , |
2714 | .of_match_table = of_match_ptr(da7219_of_match), |
2715 | .acpi_match_table = ACPI_PTR(da7219_acpi_match), |
2716 | }, |
2717 | .probe = da7219_i2c_probe, |
2718 | .id_table = da7219_i2c_id, |
2719 | }; |
2720 | |
2721 | module_i2c_driver(da7219_i2c_driver); |
2722 | |
2723 | MODULE_DESCRIPTION("ASoC DA7219 Codec Driver" ); |
2724 | MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>" ); |
2725 | MODULE_LICENSE("GPL" ); |
2726 | |