1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * DA7213 ALSA SoC Codec Driver
4 *
5 * Copyright (c) 2013 Dialog Semiconductor
6 *
7 * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
8 * Based on DA9055 ALSA SoC codec driver.
9 */
10
11 #include <linux/acpi.h>
12 #include <linux/of.h>
13 #include <linux/property.h>
14 #include <linux/clk.h>
15 #include <linux/delay.h>
16 #include <linux/i2c.h>
17 #include <linux/regmap.h>
18 #include <linux/slab.h>
19 #include <linux/module.h>
20 #include <sound/pcm.h>
21 #include <sound/pcm_params.h>
22 #include <linux/pm_runtime.h>
23 #include <linux/units.h>
24 #include <sound/soc.h>
25 #include <sound/initval.h>
26 #include <sound/tlv.h>
27
28 #include <sound/da7213.h>
29 #include "da7213.h"
30
31
32 /* Gain and Volume */
33 static const DECLARE_TLV_DB_RANGE(aux_vol_tlv,
34 /* -54dB */
35 0x0, 0x11, TLV_DB_SCALE_ITEM(-5400, 0, 0),
36 /* -52.5dB to 15dB */
37 0x12, 0x3f, TLV_DB_SCALE_ITEM(-5250, 150, 0)
38 );
39
40 static const DECLARE_TLV_DB_RANGE(digital_gain_tlv,
41 0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
42 /* -78dB to 12dB */
43 0x08, 0x7f, TLV_DB_SCALE_ITEM(-7800, 75, 0)
44 );
45
46 static const DECLARE_TLV_DB_RANGE(alc_analog_gain_tlv,
47 0x0, 0x0, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
48 /* 0dB to 36dB */
49 0x01, 0x07, TLV_DB_SCALE_ITEM(0, 600, 0)
50 );
51
52 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, -600, 600, 0);
53 static const DECLARE_TLV_DB_SCALE(mixin_gain_tlv, -450, 150, 0);
54 static const DECLARE_TLV_DB_SCALE(eq_gain_tlv, -1050, 150, 0);
55 static const DECLARE_TLV_DB_SCALE(hp_vol_tlv, -5700, 100, 0);
56 static const DECLARE_TLV_DB_SCALE(lineout_vol_tlv, -4800, 100, 0);
57 static const DECLARE_TLV_DB_SCALE(alc_threshold_tlv, -9450, 150, 0);
58 static const DECLARE_TLV_DB_SCALE(alc_gain_tlv, 0, 600, 0);
59 static const DECLARE_TLV_DB_SCALE(da7213_tonegen_gain_tlv, -4500, 300, 0);
60
61 /* ADC and DAC voice mode (8kHz) high pass cutoff value */
62 static const char * const da7213_voice_hpf_corner_txt[] = {
63 "2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz"
64 };
65
66 static SOC_ENUM_SINGLE_DECL(da7213_dac_voice_hpf_corner,
67 DA7213_DAC_FILTERS1,
68 DA7213_VOICE_HPF_CORNER_SHIFT,
69 da7213_voice_hpf_corner_txt);
70
71 static SOC_ENUM_SINGLE_DECL(da7213_adc_voice_hpf_corner,
72 DA7213_ADC_FILTERS1,
73 DA7213_VOICE_HPF_CORNER_SHIFT,
74 da7213_voice_hpf_corner_txt);
75
76 /* ADC and DAC high pass filter cutoff value */
77 static const char * const da7213_audio_hpf_corner_txt[] = {
78 "Fs/24000", "Fs/12000", "Fs/6000", "Fs/3000"
79 };
80
81 static SOC_ENUM_SINGLE_DECL(da7213_dac_audio_hpf_corner,
82 DA7213_DAC_FILTERS1
83 , DA7213_AUDIO_HPF_CORNER_SHIFT,
84 da7213_audio_hpf_corner_txt);
85
86 static SOC_ENUM_SINGLE_DECL(da7213_adc_audio_hpf_corner,
87 DA7213_ADC_FILTERS1,
88 DA7213_AUDIO_HPF_CORNER_SHIFT,
89 da7213_audio_hpf_corner_txt);
90
91 static const char * const da7213_tonegen_dtmf_key_txt[] = {
92 "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D",
93 "*", "#"
94 };
95
96 static const struct soc_enum da7213_tonegen_dtmf_key =
97 SOC_ENUM_SINGLE(DA7213_TONE_GEN_CFG1, DA7213_DTMF_REG_SHIFT,
98 DA7213_DTMF_REG_MAX, da7213_tonegen_dtmf_key_txt);
99
100 static const char * const da7213_tonegen_swg_sel_txt[] = {
101 "Sum", "SWG1", "SWG2", "Sum"
102 };
103
104 static const struct soc_enum da7213_tonegen_swg_sel =
105 SOC_ENUM_SINGLE(DA7213_TONE_GEN_CFG2, DA7213_SWG_SEL_SHIFT,
106 DA7213_SWG_SEL_MAX, da7213_tonegen_swg_sel_txt);
107
108 /* Gain ramping rate value */
109 static const char * const da7213_gain_ramp_rate_txt[] = {
110 "nominal rate * 8", "nominal rate * 16", "nominal rate / 16",
111 "nominal rate / 32"
112 };
113
114 static SOC_ENUM_SINGLE_DECL(da7213_gain_ramp_rate,
115 DA7213_GAIN_RAMP_CTRL,
116 DA7213_GAIN_RAMP_RATE_SHIFT,
117 da7213_gain_ramp_rate_txt);
118
119 /* DAC noise gate setup time value */
120 static const char * const da7213_dac_ng_setup_time_txt[] = {
121 "256 samples", "512 samples", "1024 samples", "2048 samples"
122 };
123
124 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_setup_time,
125 DA7213_DAC_NG_SETUP_TIME,
126 DA7213_DAC_NG_SETUP_TIME_SHIFT,
127 da7213_dac_ng_setup_time_txt);
128
129 /* DAC noise gate rampup rate value */
130 static const char * const da7213_dac_ng_rampup_txt[] = {
131 "0.02 ms/dB", "0.16 ms/dB"
132 };
133
134 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampup_rate,
135 DA7213_DAC_NG_SETUP_TIME,
136 DA7213_DAC_NG_RAMPUP_RATE_SHIFT,
137 da7213_dac_ng_rampup_txt);
138
139 /* DAC noise gate rampdown rate value */
140 static const char * const da7213_dac_ng_rampdown_txt[] = {
141 "0.64 ms/dB", "20.48 ms/dB"
142 };
143
144 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampdown_rate,
145 DA7213_DAC_NG_SETUP_TIME,
146 DA7213_DAC_NG_RAMPDN_RATE_SHIFT,
147 da7213_dac_ng_rampdown_txt);
148
149 /* DAC soft mute rate value */
150 static const char * const da7213_dac_soft_mute_rate_txt[] = {
151 "1", "2", "4", "8", "16", "32", "64"
152 };
153
154 static SOC_ENUM_SINGLE_DECL(da7213_dac_soft_mute_rate,
155 DA7213_DAC_FILTERS5,
156 DA7213_DAC_SOFTMUTE_RATE_SHIFT,
157 da7213_dac_soft_mute_rate_txt);
158
159 /* ALC Attack Rate select */
160 static const char * const da7213_alc_attack_rate_txt[] = {
161 "44/fs", "88/fs", "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs",
162 "5632/fs", "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
163 };
164
165 static SOC_ENUM_SINGLE_DECL(da7213_alc_attack_rate,
166 DA7213_ALC_CTRL2,
167 DA7213_ALC_ATTACK_SHIFT,
168 da7213_alc_attack_rate_txt);
169
170 /* ALC Release Rate select */
171 static const char * const da7213_alc_release_rate_txt[] = {
172 "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs", "5632/fs",
173 "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
174 };
175
176 static SOC_ENUM_SINGLE_DECL(da7213_alc_release_rate,
177 DA7213_ALC_CTRL2,
178 DA7213_ALC_RELEASE_SHIFT,
179 da7213_alc_release_rate_txt);
180
181 /* ALC Hold Time select */
182 static const char * const da7213_alc_hold_time_txt[] = {
183 "62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs",
184 "7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs",
185 "253952/fs", "507904/fs", "1015808/fs", "2031616/fs"
186 };
187
188 static SOC_ENUM_SINGLE_DECL(da7213_alc_hold_time,
189 DA7213_ALC_CTRL3,
190 DA7213_ALC_HOLD_SHIFT,
191 da7213_alc_hold_time_txt);
192
193 /* ALC Input Signal Tracking rate select */
194 static const char * const da7213_alc_integ_rate_txt[] = {
195 "1/4", "1/16", "1/256", "1/65536"
196 };
197
198 static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_attack_rate,
199 DA7213_ALC_CTRL3,
200 DA7213_ALC_INTEG_ATTACK_SHIFT,
201 da7213_alc_integ_rate_txt);
202
203 static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_release_rate,
204 DA7213_ALC_CTRL3,
205 DA7213_ALC_INTEG_RELEASE_SHIFT,
206 da7213_alc_integ_rate_txt);
207
208
209 /*
210 * Control Functions
211 */
212
213 /* Locked Kcontrol calls */
da7213_volsw_locked_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)214 static int da7213_volsw_locked_get(struct snd_kcontrol *kcontrol,
215 struct snd_ctl_elem_value *ucontrol)
216 {
217 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
218 struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
219 int ret;
220
221 mutex_lock(&da7213->ctrl_lock);
222 ret = snd_soc_get_volsw(kcontrol, ucontrol);
223 mutex_unlock(&da7213->ctrl_lock);
224
225 return ret;
226 }
227
da7213_volsw_locked_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)228 static int da7213_volsw_locked_put(struct snd_kcontrol *kcontrol,
229 struct snd_ctl_elem_value *ucontrol)
230 {
231 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
232 struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
233 int ret;
234
235 mutex_lock(&da7213->ctrl_lock);
236 ret = snd_soc_put_volsw(kcontrol, ucontrol);
237 mutex_unlock(&da7213->ctrl_lock);
238
239 return ret;
240 }
241
da7213_enum_locked_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)242 static int da7213_enum_locked_get(struct snd_kcontrol *kcontrol,
243 struct snd_ctl_elem_value *ucontrol)
244 {
245 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
246 struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
247 int ret;
248
249 mutex_lock(&da7213->ctrl_lock);
250 ret = snd_soc_get_enum_double(kcontrol, ucontrol);
251 mutex_unlock(&da7213->ctrl_lock);
252
253 return ret;
254 }
255
da7213_enum_locked_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)256 static int da7213_enum_locked_put(struct snd_kcontrol *kcontrol,
257 struct snd_ctl_elem_value *ucontrol)
258 {
259 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
260 struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
261 int ret;
262
263 mutex_lock(&da7213->ctrl_lock);
264 ret = snd_soc_put_enum_double(kcontrol, ucontrol);
265 mutex_unlock(&da7213->ctrl_lock);
266
267 return ret;
268 }
269
270 /* ALC */
da7213_get_alc_data(struct snd_soc_component * component,u8 reg_val)271 static int da7213_get_alc_data(struct snd_soc_component *component, u8 reg_val)
272 {
273 int mid_data, top_data;
274 int sum = 0;
275 u8 iteration;
276
277 for (iteration = 0; iteration < DA7213_ALC_AVG_ITERATIONS;
278 iteration++) {
279 /* Select the left or right channel and capture data */
280 snd_soc_component_write(component, DA7213_ALC_CIC_OP_LVL_CTRL, reg_val);
281
282 /* Select middle 8 bits for read back from data register */
283 snd_soc_component_write(component, DA7213_ALC_CIC_OP_LVL_CTRL,
284 reg_val | DA7213_ALC_DATA_MIDDLE);
285 mid_data = snd_soc_component_read(component, DA7213_ALC_CIC_OP_LVL_DATA);
286
287 /* Select top 8 bits for read back from data register */
288 snd_soc_component_write(component, DA7213_ALC_CIC_OP_LVL_CTRL,
289 reg_val | DA7213_ALC_DATA_TOP);
290 top_data = snd_soc_component_read(component, DA7213_ALC_CIC_OP_LVL_DATA);
291
292 sum += ((mid_data << 8) | (top_data << 16));
293 }
294
295 return sum / DA7213_ALC_AVG_ITERATIONS;
296 }
297
da7213_alc_calib_man(struct snd_soc_component * component)298 static void da7213_alc_calib_man(struct snd_soc_component *component)
299 {
300 u8 reg_val;
301 int avg_left_data, avg_right_data, offset_l, offset_r;
302
303 /* Calculate average for Left and Right data */
304 /* Left Data */
305 avg_left_data = da7213_get_alc_data(component,
306 DA7213_ALC_CIC_OP_CHANNEL_LEFT);
307 /* Right Data */
308 avg_right_data = da7213_get_alc_data(component,
309 DA7213_ALC_CIC_OP_CHANNEL_RIGHT);
310
311 /* Calculate DC offset */
312 offset_l = -avg_left_data;
313 offset_r = -avg_right_data;
314
315 reg_val = (offset_l & DA7213_ALC_OFFSET_15_8) >> 8;
316 snd_soc_component_write(component, DA7213_ALC_OFFSET_MAN_M_L, reg_val);
317 reg_val = (offset_l & DA7213_ALC_OFFSET_19_16) >> 16;
318 snd_soc_component_write(component, DA7213_ALC_OFFSET_MAN_U_L, reg_val);
319
320 reg_val = (offset_r & DA7213_ALC_OFFSET_15_8) >> 8;
321 snd_soc_component_write(component, DA7213_ALC_OFFSET_MAN_M_R, reg_val);
322 reg_val = (offset_r & DA7213_ALC_OFFSET_19_16) >> 16;
323 snd_soc_component_write(component, DA7213_ALC_OFFSET_MAN_U_R, reg_val);
324
325 /* Enable analog/digital gain mode & offset cancellation */
326 snd_soc_component_update_bits(component, DA7213_ALC_CTRL1,
327 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
328 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE);
329 }
330
da7213_alc_calib_auto(struct snd_soc_component * component)331 static void da7213_alc_calib_auto(struct snd_soc_component *component)
332 {
333 u8 alc_ctrl1;
334
335 /* Begin auto calibration and wait for completion */
336 snd_soc_component_update_bits(component, DA7213_ALC_CTRL1, DA7213_ALC_AUTO_CALIB_EN,
337 DA7213_ALC_AUTO_CALIB_EN);
338 do {
339 alc_ctrl1 = snd_soc_component_read(component, DA7213_ALC_CTRL1);
340 } while (alc_ctrl1 & DA7213_ALC_AUTO_CALIB_EN);
341
342 /* If auto calibration fails, fall back to digital gain only mode */
343 if (alc_ctrl1 & DA7213_ALC_CALIB_OVERFLOW) {
344 dev_warn(component->dev,
345 "ALC auto calibration failed with overflow\n");
346 snd_soc_component_update_bits(component, DA7213_ALC_CTRL1,
347 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
348 0);
349 } else {
350 /* Enable analog/digital gain mode & offset cancellation */
351 snd_soc_component_update_bits(component, DA7213_ALC_CTRL1,
352 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
353 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE);
354 }
355
356 }
357
da7213_alc_calib(struct snd_soc_component * component)358 static void da7213_alc_calib(struct snd_soc_component *component)
359 {
360 struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
361 u8 adc_l_ctrl, adc_r_ctrl;
362 u8 mixin_l_sel, mixin_r_sel;
363 u8 mic_1_ctrl, mic_2_ctrl;
364
365 /* Save current values from ADC control registers */
366 adc_l_ctrl = snd_soc_component_read(component, DA7213_ADC_L_CTRL);
367 adc_r_ctrl = snd_soc_component_read(component, DA7213_ADC_R_CTRL);
368
369 /* Save current values from MIXIN_L/R_SELECT registers */
370 mixin_l_sel = snd_soc_component_read(component, DA7213_MIXIN_L_SELECT);
371 mixin_r_sel = snd_soc_component_read(component, DA7213_MIXIN_R_SELECT);
372
373 /* Save current values from MIC control registers */
374 mic_1_ctrl = snd_soc_component_read(component, DA7213_MIC_1_CTRL);
375 mic_2_ctrl = snd_soc_component_read(component, DA7213_MIC_2_CTRL);
376
377 /* Enable ADC Left and Right */
378 snd_soc_component_update_bits(component, DA7213_ADC_L_CTRL, DA7213_ADC_EN,
379 DA7213_ADC_EN);
380 snd_soc_component_update_bits(component, DA7213_ADC_R_CTRL, DA7213_ADC_EN,
381 DA7213_ADC_EN);
382
383 /* Enable MIC paths */
384 snd_soc_component_update_bits(component, DA7213_MIXIN_L_SELECT,
385 DA7213_MIXIN_L_MIX_SELECT_MIC_1 |
386 DA7213_MIXIN_L_MIX_SELECT_MIC_2,
387 DA7213_MIXIN_L_MIX_SELECT_MIC_1 |
388 DA7213_MIXIN_L_MIX_SELECT_MIC_2);
389 snd_soc_component_update_bits(component, DA7213_MIXIN_R_SELECT,
390 DA7213_MIXIN_R_MIX_SELECT_MIC_2 |
391 DA7213_MIXIN_R_MIX_SELECT_MIC_1,
392 DA7213_MIXIN_R_MIX_SELECT_MIC_2 |
393 DA7213_MIXIN_R_MIX_SELECT_MIC_1);
394
395 /* Mute MIC PGAs */
396 snd_soc_component_update_bits(component, DA7213_MIC_1_CTRL, DA7213_MUTE_EN,
397 DA7213_MUTE_EN);
398 snd_soc_component_update_bits(component, DA7213_MIC_2_CTRL, DA7213_MUTE_EN,
399 DA7213_MUTE_EN);
400
401 /* Perform calibration */
402 if (da7213->alc_calib_auto)
403 da7213_alc_calib_auto(component);
404 else
405 da7213_alc_calib_man(component);
406
407 /* Restore MIXIN_L/R_SELECT registers to their original states */
408 snd_soc_component_write(component, DA7213_MIXIN_L_SELECT, mixin_l_sel);
409 snd_soc_component_write(component, DA7213_MIXIN_R_SELECT, mixin_r_sel);
410
411 /* Restore ADC control registers to their original states */
412 snd_soc_component_write(component, DA7213_ADC_L_CTRL, adc_l_ctrl);
413 snd_soc_component_write(component, DA7213_ADC_R_CTRL, adc_r_ctrl);
414
415 /* Restore original values of MIC control registers */
416 snd_soc_component_write(component, DA7213_MIC_1_CTRL, mic_1_ctrl);
417 snd_soc_component_write(component, DA7213_MIC_2_CTRL, mic_2_ctrl);
418 }
419
da7213_put_mixin_gain(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)420 static int da7213_put_mixin_gain(struct snd_kcontrol *kcontrol,
421 struct snd_ctl_elem_value *ucontrol)
422 {
423 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
424 struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
425 int ret;
426
427 ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);
428
429 /* If ALC in operation, make sure calibrated offsets are updated */
430 if ((!ret) && (da7213->alc_en))
431 da7213_alc_calib(component);
432
433 return ret;
434 }
435
da7213_put_alc_sw(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)436 static int da7213_put_alc_sw(struct snd_kcontrol *kcontrol,
437 struct snd_ctl_elem_value *ucontrol)
438 {
439 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
440 struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
441
442 /* Force ALC offset calibration if enabling ALC */
443 if (ucontrol->value.integer.value[0] ||
444 ucontrol->value.integer.value[1]) {
445 if (!da7213->alc_en) {
446 da7213_alc_calib(component);
447 da7213->alc_en = true;
448 }
449 } else {
450 da7213->alc_en = false;
451 }
452
453 return snd_soc_put_volsw(kcontrol, ucontrol);
454 }
455
456 /* ToneGen */
da7213_tonegen_freq_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)457 static int da7213_tonegen_freq_get(struct snd_kcontrol *kcontrol,
458 struct snd_ctl_elem_value *ucontrol)
459 {
460 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
461 struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
462 struct soc_mixer_control *mixer_ctrl =
463 (struct soc_mixer_control *) kcontrol->private_value;
464 unsigned int reg = mixer_ctrl->reg;
465 __le16 val;
466 int ret;
467
468 mutex_lock(&da7213->ctrl_lock);
469 ret = regmap_raw_read(da7213->regmap, reg, &val, sizeof(val));
470 mutex_unlock(&da7213->ctrl_lock);
471
472 if (ret)
473 return ret;
474
475 /*
476 * Frequency value spans two 8-bit registers, lower then upper byte.
477 * Therefore we need to convert to host endianness here.
478 */
479 ucontrol->value.integer.value[0] = le16_to_cpu(val);
480
481 return 0;
482 }
483
da7213_tonegen_freq_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)484 static int da7213_tonegen_freq_put(struct snd_kcontrol *kcontrol,
485 struct snd_ctl_elem_value *ucontrol)
486 {
487 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
488 struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
489 struct soc_mixer_control *mixer_ctrl =
490 (struct soc_mixer_control *) kcontrol->private_value;
491 unsigned int reg = mixer_ctrl->reg;
492 __le16 val_new, val_old;
493 int ret;
494
495 /*
496 * Frequency value spans two 8-bit registers, lower then upper byte.
497 * Therefore we need to convert to little endian here to align with
498 * HW registers.
499 */
500 val_new = cpu_to_le16(ucontrol->value.integer.value[0]);
501
502 mutex_lock(&da7213->ctrl_lock);
503 ret = regmap_raw_read(da7213->regmap, reg, &val_old, sizeof(val_old));
504 if (ret == 0 && (val_old != val_new))
505 ret = regmap_raw_write(da7213->regmap, reg,
506 &val_new, sizeof(val_new));
507 mutex_unlock(&da7213->ctrl_lock);
508
509 if (ret < 0)
510 return ret;
511
512 return val_old != val_new;
513 }
514
515 /*
516 * KControls
517 */
518
519 static const struct snd_kcontrol_new da7213_snd_controls[] = {
520
521 /* Volume controls */
522 SOC_SINGLE_TLV("Mic 1 Volume", DA7213_MIC_1_GAIN,
523 DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX,
524 DA7213_NO_INVERT, mic_vol_tlv),
525 SOC_SINGLE_TLV("Mic 2 Volume", DA7213_MIC_2_GAIN,
526 DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX,
527 DA7213_NO_INVERT, mic_vol_tlv),
528 SOC_DOUBLE_R_TLV("Aux Volume", DA7213_AUX_L_GAIN, DA7213_AUX_R_GAIN,
529 DA7213_AUX_AMP_GAIN_SHIFT, DA7213_AUX_AMP_GAIN_MAX,
530 DA7213_NO_INVERT, aux_vol_tlv),
531 SOC_DOUBLE_R_EXT_TLV("Mixin PGA Volume", DA7213_MIXIN_L_GAIN,
532 DA7213_MIXIN_R_GAIN, DA7213_MIXIN_AMP_GAIN_SHIFT,
533 DA7213_MIXIN_AMP_GAIN_MAX, DA7213_NO_INVERT,
534 snd_soc_get_volsw_2r, da7213_put_mixin_gain,
535 mixin_gain_tlv),
536 SOC_DOUBLE_R_TLV("ADC Volume", DA7213_ADC_L_GAIN, DA7213_ADC_R_GAIN,
537 DA7213_ADC_AMP_GAIN_SHIFT, DA7213_ADC_AMP_GAIN_MAX,
538 DA7213_NO_INVERT, digital_gain_tlv),
539 SOC_DOUBLE_R_TLV("DAC Volume", DA7213_DAC_L_GAIN, DA7213_DAC_R_GAIN,
540 DA7213_DAC_AMP_GAIN_SHIFT, DA7213_DAC_AMP_GAIN_MAX,
541 DA7213_NO_INVERT, digital_gain_tlv),
542 SOC_DOUBLE_R_TLV("Headphone Volume", DA7213_HP_L_GAIN, DA7213_HP_R_GAIN,
543 DA7213_HP_AMP_GAIN_SHIFT, DA7213_HP_AMP_GAIN_MAX,
544 DA7213_NO_INVERT, hp_vol_tlv),
545 SOC_SINGLE_TLV("Lineout Volume", DA7213_LINE_GAIN,
546 DA7213_LINE_AMP_GAIN_SHIFT, DA7213_LINE_AMP_GAIN_MAX,
547 DA7213_NO_INVERT, lineout_vol_tlv),
548
549 /* DAC Equalizer controls */
550 SOC_SINGLE("DAC EQ Switch", DA7213_DAC_FILTERS4, DA7213_DAC_EQ_EN_SHIFT,
551 DA7213_DAC_EQ_EN_MAX, DA7213_NO_INVERT),
552 SOC_SINGLE_TLV("DAC EQ1 Volume", DA7213_DAC_FILTERS2,
553 DA7213_DAC_EQ_BAND1_SHIFT, DA7213_DAC_EQ_BAND_MAX,
554 DA7213_NO_INVERT, eq_gain_tlv),
555 SOC_SINGLE_TLV("DAC EQ2 Volume", DA7213_DAC_FILTERS2,
556 DA7213_DAC_EQ_BAND2_SHIFT, DA7213_DAC_EQ_BAND_MAX,
557 DA7213_NO_INVERT, eq_gain_tlv),
558 SOC_SINGLE_TLV("DAC EQ3 Volume", DA7213_DAC_FILTERS3,
559 DA7213_DAC_EQ_BAND3_SHIFT, DA7213_DAC_EQ_BAND_MAX,
560 DA7213_NO_INVERT, eq_gain_tlv),
561 SOC_SINGLE_TLV("DAC EQ4 Volume", DA7213_DAC_FILTERS3,
562 DA7213_DAC_EQ_BAND4_SHIFT, DA7213_DAC_EQ_BAND_MAX,
563 DA7213_NO_INVERT, eq_gain_tlv),
564 SOC_SINGLE_TLV("DAC EQ5 Volume", DA7213_DAC_FILTERS4,
565 DA7213_DAC_EQ_BAND5_SHIFT, DA7213_DAC_EQ_BAND_MAX,
566 DA7213_NO_INVERT, eq_gain_tlv),
567
568 /* High Pass Filter and Voice Mode controls */
569 SOC_SINGLE("ADC HPF Switch", DA7213_ADC_FILTERS1, DA7213_HPF_EN_SHIFT,
570 DA7213_HPF_EN_MAX, DA7213_NO_INVERT),
571 SOC_ENUM("ADC HPF Cutoff", da7213_adc_audio_hpf_corner),
572 SOC_SINGLE("ADC Voice Mode Switch", DA7213_ADC_FILTERS1,
573 DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX,
574 DA7213_NO_INVERT),
575 SOC_ENUM("ADC Voice Cutoff", da7213_adc_voice_hpf_corner),
576
577 SOC_SINGLE("DAC HPF Switch", DA7213_DAC_FILTERS1, DA7213_HPF_EN_SHIFT,
578 DA7213_HPF_EN_MAX, DA7213_NO_INVERT),
579 SOC_ENUM("DAC HPF Cutoff", da7213_dac_audio_hpf_corner),
580 SOC_SINGLE("DAC Voice Mode Switch", DA7213_DAC_FILTERS1,
581 DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX,
582 DA7213_NO_INVERT),
583 SOC_ENUM("DAC Voice Cutoff", da7213_dac_voice_hpf_corner),
584
585 /* Mute controls */
586 SOC_SINGLE("Mic 1 Switch", DA7213_MIC_1_CTRL, DA7213_MUTE_EN_SHIFT,
587 DA7213_MUTE_EN_MAX, DA7213_INVERT),
588 SOC_SINGLE("Mic 2 Switch", DA7213_MIC_2_CTRL, DA7213_MUTE_EN_SHIFT,
589 DA7213_MUTE_EN_MAX, DA7213_INVERT),
590 SOC_DOUBLE_R("Aux Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL,
591 DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
592 SOC_DOUBLE_R("Mixin PGA Switch", DA7213_MIXIN_L_CTRL,
593 DA7213_MIXIN_R_CTRL, DA7213_MUTE_EN_SHIFT,
594 DA7213_MUTE_EN_MAX, DA7213_INVERT),
595 SOC_DOUBLE_R("ADC Switch", DA7213_ADC_L_CTRL, DA7213_ADC_R_CTRL,
596 DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
597 SOC_DOUBLE_R("Headphone Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL,
598 DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
599 SOC_SINGLE("Lineout Switch", DA7213_LINE_CTRL, DA7213_MUTE_EN_SHIFT,
600 DA7213_MUTE_EN_MAX, DA7213_INVERT),
601 SOC_SINGLE("DAC Soft Mute Switch", DA7213_DAC_FILTERS5,
602 DA7213_DAC_SOFTMUTE_EN_SHIFT, DA7213_DAC_SOFTMUTE_EN_MAX,
603 DA7213_NO_INVERT),
604 SOC_ENUM("DAC Soft Mute Rate", da7213_dac_soft_mute_rate),
605
606 /* Zero Cross controls */
607 SOC_DOUBLE_R("Aux ZC Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL,
608 DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT),
609 SOC_DOUBLE_R("Mixin PGA ZC Switch", DA7213_MIXIN_L_CTRL,
610 DA7213_MIXIN_R_CTRL, DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX,
611 DA7213_NO_INVERT),
612 SOC_DOUBLE_R("Headphone ZC Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL,
613 DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT),
614
615 /* Tone Generator */
616 SOC_SINGLE_EXT_TLV("ToneGen Volume", DA7213_TONE_GEN_CFG2,
617 DA7213_TONE_GEN_GAIN_SHIFT, DA7213_TONE_GEN_GAIN_MAX,
618 DA7213_NO_INVERT, da7213_volsw_locked_get,
619 da7213_volsw_locked_put, da7213_tonegen_gain_tlv),
620 SOC_ENUM_EXT("ToneGen DTMF Key", da7213_tonegen_dtmf_key,
621 da7213_enum_locked_get, da7213_enum_locked_put),
622 SOC_SINGLE_EXT("ToneGen DTMF Switch", DA7213_TONE_GEN_CFG1,
623 DA7213_DTMF_EN_SHIFT, DA7213_SWITCH_EN_MAX,
624 DA7213_NO_INVERT, da7213_volsw_locked_get,
625 da7213_volsw_locked_put),
626 SOC_SINGLE_EXT("ToneGen Start", DA7213_TONE_GEN_CFG1,
627 DA7213_START_STOPN_SHIFT, DA7213_SWITCH_EN_MAX,
628 DA7213_NO_INVERT, da7213_volsw_locked_get,
629 da7213_volsw_locked_put),
630 SOC_ENUM_EXT("ToneGen Sinewave Gen Type", da7213_tonegen_swg_sel,
631 da7213_enum_locked_get, da7213_enum_locked_put),
632 SOC_SINGLE_EXT("ToneGen Sinewave1 Freq", DA7213_TONE_GEN_FREQ1_L,
633 DA7213_FREQ1_L_SHIFT, DA7213_FREQ_MAX, DA7213_NO_INVERT,
634 da7213_tonegen_freq_get, da7213_tonegen_freq_put),
635 SOC_SINGLE_EXT("ToneGen Sinewave2 Freq", DA7213_TONE_GEN_FREQ2_L,
636 DA7213_FREQ2_L_SHIFT, DA7213_FREQ_MAX, DA7213_NO_INVERT,
637 da7213_tonegen_freq_get, da7213_tonegen_freq_put),
638 SOC_SINGLE_EXT("ToneGen On Time", DA7213_TONE_GEN_ON_PER,
639 DA7213_BEEP_ON_PER_SHIFT, DA7213_BEEP_ON_OFF_MAX,
640 DA7213_NO_INVERT, da7213_volsw_locked_get,
641 da7213_volsw_locked_put),
642 SOC_SINGLE("ToneGen Off Time", DA7213_TONE_GEN_OFF_PER,
643 DA7213_BEEP_OFF_PER_SHIFT, DA7213_BEEP_ON_OFF_MAX,
644 DA7213_NO_INVERT),
645
646 /* Gain Ramping controls */
647 SOC_DOUBLE_R("Aux Gain Ramping Switch", DA7213_AUX_L_CTRL,
648 DA7213_AUX_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
649 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
650 SOC_DOUBLE_R("Mixin Gain Ramping Switch", DA7213_MIXIN_L_CTRL,
651 DA7213_MIXIN_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
652 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
653 SOC_DOUBLE_R("ADC Gain Ramping Switch", DA7213_ADC_L_CTRL,
654 DA7213_ADC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
655 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
656 SOC_DOUBLE_R("DAC Gain Ramping Switch", DA7213_DAC_L_CTRL,
657 DA7213_DAC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
658 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
659 SOC_DOUBLE_R("Headphone Gain Ramping Switch", DA7213_HP_L_CTRL,
660 DA7213_HP_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
661 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
662 SOC_SINGLE("Lineout Gain Ramping Switch", DA7213_LINE_CTRL,
663 DA7213_GAIN_RAMP_EN_SHIFT, DA7213_GAIN_RAMP_EN_MAX,
664 DA7213_NO_INVERT),
665 SOC_ENUM("Gain Ramping Rate", da7213_gain_ramp_rate),
666
667 /* DAC Noise Gate controls */
668 SOC_SINGLE("DAC NG Switch", DA7213_DAC_NG_CTRL, DA7213_DAC_NG_EN_SHIFT,
669 DA7213_DAC_NG_EN_MAX, DA7213_NO_INVERT),
670 SOC_ENUM("DAC NG Setup Time", da7213_dac_ng_setup_time),
671 SOC_ENUM("DAC NG Rampup Rate", da7213_dac_ng_rampup_rate),
672 SOC_ENUM("DAC NG Rampdown Rate", da7213_dac_ng_rampdown_rate),
673 SOC_SINGLE("DAC NG OFF Threshold", DA7213_DAC_NG_OFF_THRESHOLD,
674 DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX,
675 DA7213_NO_INVERT),
676 SOC_SINGLE("DAC NG ON Threshold", DA7213_DAC_NG_ON_THRESHOLD,
677 DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX,
678 DA7213_NO_INVERT),
679
680 /* DAC Routing & Inversion */
681 SOC_DOUBLE("DAC Mono Switch", DA7213_DIG_ROUTING_DAC,
682 DA7213_DAC_L_MONO_SHIFT, DA7213_DAC_R_MONO_SHIFT,
683 DA7213_DAC_MONO_MAX, DA7213_NO_INVERT),
684 SOC_DOUBLE("DAC Invert Switch", DA7213_DIG_CTRL, DA7213_DAC_L_INV_SHIFT,
685 DA7213_DAC_R_INV_SHIFT, DA7213_DAC_INV_MAX,
686 DA7213_NO_INVERT),
687
688 /* DMIC controls */
689 SOC_DOUBLE_R("DMIC Switch", DA7213_MIXIN_L_SELECT,
690 DA7213_MIXIN_R_SELECT, DA7213_DMIC_EN_SHIFT,
691 DA7213_DMIC_EN_MAX, DA7213_NO_INVERT),
692
693 /* ALC Controls */
694 SOC_DOUBLE_EXT("ALC Switch", DA7213_ALC_CTRL1, DA7213_ALC_L_EN_SHIFT,
695 DA7213_ALC_R_EN_SHIFT, DA7213_ALC_EN_MAX,
696 DA7213_NO_INVERT, snd_soc_get_volsw, da7213_put_alc_sw),
697 SOC_ENUM("ALC Attack Rate", da7213_alc_attack_rate),
698 SOC_ENUM("ALC Release Rate", da7213_alc_release_rate),
699 SOC_ENUM("ALC Hold Time", da7213_alc_hold_time),
700 /*
701 * Rate at which input signal envelope is tracked as the signal gets
702 * larger
703 */
704 SOC_ENUM("ALC Integ Attack Rate", da7213_alc_integ_attack_rate),
705 /*
706 * Rate at which input signal envelope is tracked as the signal gets
707 * smaller
708 */
709 SOC_ENUM("ALC Integ Release Rate", da7213_alc_integ_release_rate),
710 SOC_SINGLE_TLV("ALC Noise Threshold Volume", DA7213_ALC_NOISE,
711 DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
712 DA7213_INVERT, alc_threshold_tlv),
713 SOC_SINGLE_TLV("ALC Min Threshold Volume", DA7213_ALC_TARGET_MIN,
714 DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
715 DA7213_INVERT, alc_threshold_tlv),
716 SOC_SINGLE_TLV("ALC Max Threshold Volume", DA7213_ALC_TARGET_MAX,
717 DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
718 DA7213_INVERT, alc_threshold_tlv),
719 SOC_SINGLE_TLV("ALC Max Attenuation Volume", DA7213_ALC_GAIN_LIMITS,
720 DA7213_ALC_ATTEN_MAX_SHIFT,
721 DA7213_ALC_ATTEN_GAIN_MAX_MAX, DA7213_NO_INVERT,
722 alc_gain_tlv),
723 SOC_SINGLE_TLV("ALC Max Gain Volume", DA7213_ALC_GAIN_LIMITS,
724 DA7213_ALC_GAIN_MAX_SHIFT, DA7213_ALC_ATTEN_GAIN_MAX_MAX,
725 DA7213_NO_INVERT, alc_gain_tlv),
726 SOC_SINGLE_TLV("ALC Min Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS,
727 DA7213_ALC_ANA_GAIN_MIN_SHIFT, DA7213_ALC_ANA_GAIN_MAX,
728 DA7213_NO_INVERT, alc_analog_gain_tlv),
729 SOC_SINGLE_TLV("ALC Max Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS,
730 DA7213_ALC_ANA_GAIN_MAX_SHIFT, DA7213_ALC_ANA_GAIN_MAX,
731 DA7213_NO_INVERT, alc_analog_gain_tlv),
732 SOC_SINGLE("ALC Anticlip Mode Switch", DA7213_ALC_ANTICLIP_CTRL,
733 DA7213_ALC_ANTICLIP_EN_SHIFT, DA7213_ALC_ANTICLIP_EN_MAX,
734 DA7213_NO_INVERT),
735 SOC_SINGLE("ALC Anticlip Level", DA7213_ALC_ANTICLIP_LEVEL,
736 DA7213_ALC_ANTICLIP_LEVEL_SHIFT,
737 DA7213_ALC_ANTICLIP_LEVEL_MAX, DA7213_NO_INVERT),
738 };
739
740
741 /*
742 * DAPM
743 */
744
745 /*
746 * Enums
747 */
748
749 /* MIC PGA source select */
750 static const char * const da7213_mic_amp_in_sel_txt[] = {
751 "Differential", "MIC_P", "MIC_N"
752 };
753
754 static SOC_ENUM_SINGLE_DECL(da7213_mic_1_amp_in_sel,
755 DA7213_MIC_1_CTRL,
756 DA7213_MIC_AMP_IN_SEL_SHIFT,
757 da7213_mic_amp_in_sel_txt);
758 static const struct snd_kcontrol_new da7213_mic_1_amp_in_sel_mux =
759 SOC_DAPM_ENUM("Mic 1 Amp Source MUX", da7213_mic_1_amp_in_sel);
760
761 static SOC_ENUM_SINGLE_DECL(da7213_mic_2_amp_in_sel,
762 DA7213_MIC_2_CTRL,
763 DA7213_MIC_AMP_IN_SEL_SHIFT,
764 da7213_mic_amp_in_sel_txt);
765 static const struct snd_kcontrol_new da7213_mic_2_amp_in_sel_mux =
766 SOC_DAPM_ENUM("Mic 2 Amp Source MUX", da7213_mic_2_amp_in_sel);
767
768 /* DAI routing select */
769 static const char * const da7213_dai_src_txt[] = {
770 "ADC Left", "ADC Right", "DAI Input Left", "DAI Input Right"
771 };
772
773 static SOC_ENUM_SINGLE_DECL(da7213_dai_l_src,
774 DA7213_DIG_ROUTING_DAI,
775 DA7213_DAI_L_SRC_SHIFT,
776 da7213_dai_src_txt);
777 static const struct snd_kcontrol_new da7213_dai_l_src_mux =
778 SOC_DAPM_ENUM("DAI Left Source MUX", da7213_dai_l_src);
779
780 static SOC_ENUM_SINGLE_DECL(da7213_dai_r_src,
781 DA7213_DIG_ROUTING_DAI,
782 DA7213_DAI_R_SRC_SHIFT,
783 da7213_dai_src_txt);
784 static const struct snd_kcontrol_new da7213_dai_r_src_mux =
785 SOC_DAPM_ENUM("DAI Right Source MUX", da7213_dai_r_src);
786
787 /* DAC routing select */
788 static const char * const da7213_dac_src_txt[] = {
789 "ADC Output Left", "ADC Output Right", "DAI Input Left",
790 "DAI Input Right"
791 };
792
793 static SOC_ENUM_SINGLE_DECL(da7213_dac_l_src,
794 DA7213_DIG_ROUTING_DAC,
795 DA7213_DAC_L_SRC_SHIFT,
796 da7213_dac_src_txt);
797 static const struct snd_kcontrol_new da7213_dac_l_src_mux =
798 SOC_DAPM_ENUM("DAC Left Source MUX", da7213_dac_l_src);
799
800 static SOC_ENUM_SINGLE_DECL(da7213_dac_r_src,
801 DA7213_DIG_ROUTING_DAC,
802 DA7213_DAC_R_SRC_SHIFT,
803 da7213_dac_src_txt);
804 static const struct snd_kcontrol_new da7213_dac_r_src_mux =
805 SOC_DAPM_ENUM("DAC Right Source MUX", da7213_dac_r_src);
806
807 /*
808 * Mixer Controls
809 */
810
811 /* Mixin Left */
812 static const struct snd_kcontrol_new da7213_dapm_mixinl_controls[] = {
813 SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXIN_L_SELECT,
814 DA7213_MIXIN_L_MIX_SELECT_AUX_L_SHIFT,
815 DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
816 SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_L_SELECT,
817 DA7213_MIXIN_L_MIX_SELECT_MIC_1_SHIFT,
818 DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
819 SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_L_SELECT,
820 DA7213_MIXIN_L_MIX_SELECT_MIC_2_SHIFT,
821 DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
822 SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXIN_L_SELECT,
823 DA7213_MIXIN_L_MIX_SELECT_MIXIN_R_SHIFT,
824 DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
825 };
826
827 /* Mixin Right */
828 static const struct snd_kcontrol_new da7213_dapm_mixinr_controls[] = {
829 SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXIN_R_SELECT,
830 DA7213_MIXIN_R_MIX_SELECT_AUX_R_SHIFT,
831 DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
832 SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_R_SELECT,
833 DA7213_MIXIN_R_MIX_SELECT_MIC_2_SHIFT,
834 DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
835 SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_R_SELECT,
836 DA7213_MIXIN_R_MIX_SELECT_MIC_1_SHIFT,
837 DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
838 SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXIN_R_SELECT,
839 DA7213_MIXIN_R_MIX_SELECT_MIXIN_L_SHIFT,
840 DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
841 };
842
843 /* Mixout Left */
844 static const struct snd_kcontrol_new da7213_dapm_mixoutl_controls[] = {
845 SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXOUT_L_SELECT,
846 DA7213_MIXOUT_L_MIX_SELECT_AUX_L_SHIFT,
847 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
848 SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_L_SELECT,
849 DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_SHIFT,
850 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
851 SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_L_SELECT,
852 DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_SHIFT,
853 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
854 SOC_DAPM_SINGLE("DAC Left Switch", DA7213_MIXOUT_L_SELECT,
855 DA7213_MIXOUT_L_MIX_SELECT_DAC_L_SHIFT,
856 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
857 SOC_DAPM_SINGLE("Aux Left Invert Switch", DA7213_MIXOUT_L_SELECT,
858 DA7213_MIXOUT_L_MIX_SELECT_AUX_L_INVERTED_SHIFT,
859 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
860 SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_L_SELECT,
861 DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_INVERTED_SHIFT,
862 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
863 SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_L_SELECT,
864 DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_INVERTED_SHIFT,
865 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
866 };
867
868 /* Mixout Right */
869 static const struct snd_kcontrol_new da7213_dapm_mixoutr_controls[] = {
870 SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXOUT_R_SELECT,
871 DA7213_MIXOUT_R_MIX_SELECT_AUX_R_SHIFT,
872 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
873 SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_R_SELECT,
874 DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_SHIFT,
875 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
876 SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_R_SELECT,
877 DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_SHIFT,
878 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
879 SOC_DAPM_SINGLE("DAC Right Switch", DA7213_MIXOUT_R_SELECT,
880 DA7213_MIXOUT_R_MIX_SELECT_DAC_R_SHIFT,
881 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
882 SOC_DAPM_SINGLE("Aux Right Invert Switch", DA7213_MIXOUT_R_SELECT,
883 DA7213_MIXOUT_R_MIX_SELECT_AUX_R_INVERTED_SHIFT,
884 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
885 SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_R_SELECT,
886 DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_INVERTED_SHIFT,
887 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
888 SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_R_SELECT,
889 DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_INVERTED_SHIFT,
890 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
891 };
892
893
894 /*
895 * DAPM Events
896 */
897
da7213_dai_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)898 static int da7213_dai_event(struct snd_soc_dapm_widget *w,
899 struct snd_kcontrol *kcontrol, int event)
900 {
901 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
902 struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
903 u8 pll_ctrl, pll_status;
904 int i = 0;
905 bool srm_lock = false;
906
907 switch (event) {
908 case SND_SOC_DAPM_PRE_PMU:
909 /* Enable DAI clks for master mode */
910 if (da7213->master)
911 snd_soc_component_update_bits(component, DA7213_DAI_CLK_MODE,
912 DA7213_DAI_CLK_EN_MASK,
913 DA7213_DAI_CLK_EN_MASK);
914
915 /* PC synchronised to DAI */
916 snd_soc_component_update_bits(component, DA7213_PC_COUNT,
917 DA7213_PC_FREERUN_MASK, 0);
918
919 /* If SRM not enabled then nothing more to do */
920 pll_ctrl = snd_soc_component_read(component, DA7213_PLL_CTRL);
921 if (!(pll_ctrl & DA7213_PLL_SRM_EN))
922 return 0;
923
924 /* Assist 32KHz mode PLL lock */
925 if (pll_ctrl & DA7213_PLL_32K_MODE) {
926 snd_soc_component_write(component, 0xF0, 0x8B);
927 snd_soc_component_write(component, 0xF2, 0x03);
928 snd_soc_component_write(component, 0xF0, 0x00);
929 }
930
931 /* Check SRM has locked */
932 do {
933 pll_status = snd_soc_component_read(component, DA7213_PLL_STATUS);
934 if (pll_status & DA7213_PLL_SRM_LOCK) {
935 srm_lock = true;
936 } else {
937 ++i;
938 msleep(50);
939 }
940 } while ((i < DA7213_SRM_CHECK_RETRIES) && (!srm_lock));
941
942 if (!srm_lock)
943 dev_warn(component->dev, "SRM failed to lock\n");
944
945 return 0;
946 case SND_SOC_DAPM_POST_PMD:
947 /* Revert 32KHz PLL lock udpates if applied previously */
948 pll_ctrl = snd_soc_component_read(component, DA7213_PLL_CTRL);
949 if (pll_ctrl & DA7213_PLL_32K_MODE) {
950 snd_soc_component_write(component, 0xF0, 0x8B);
951 snd_soc_component_write(component, 0xF2, 0x01);
952 snd_soc_component_write(component, 0xF0, 0x00);
953 }
954
955 /* PC free-running */
956 snd_soc_component_update_bits(component, DA7213_PC_COUNT,
957 DA7213_PC_FREERUN_MASK,
958 DA7213_PC_FREERUN_MASK);
959
960 /* Disable DAI clks if in master mode */
961 if (da7213->master)
962 snd_soc_component_update_bits(component, DA7213_DAI_CLK_MODE,
963 DA7213_DAI_CLK_EN_MASK, 0);
964 return 0;
965 default:
966 return -EINVAL;
967 }
968 }
969
970
971 /*
972 * DAPM widgets
973 */
974
975 static const struct snd_soc_dapm_widget da7213_dapm_widgets[] = {
976 /*
977 * Power Supply
978 */
979 SND_SOC_DAPM_REGULATOR_SUPPLY("VDDMIC", 0, 0),
980
981 /*
982 * Input & Output
983 */
984
985 /* Use a supply here as this controls both input & output DAIs */
986 SND_SOC_DAPM_SUPPLY("DAI", DA7213_DAI_CTRL, DA7213_DAI_EN_SHIFT,
987 DA7213_NO_INVERT, da7213_dai_event,
988 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
989
990 /*
991 * Input
992 */
993
994 /* Input Lines */
995 SND_SOC_DAPM_INPUT("MIC1"),
996 SND_SOC_DAPM_INPUT("MIC2"),
997 SND_SOC_DAPM_INPUT("AUXL"),
998 SND_SOC_DAPM_INPUT("AUXR"),
999
1000 /* MUXs for Mic PGA source selection */
1001 SND_SOC_DAPM_MUX("Mic 1 Amp Source MUX", SND_SOC_NOPM, 0, 0,
1002 &da7213_mic_1_amp_in_sel_mux),
1003 SND_SOC_DAPM_MUX("Mic 2 Amp Source MUX", SND_SOC_NOPM, 0, 0,
1004 &da7213_mic_2_amp_in_sel_mux),
1005
1006 /* Input PGAs */
1007 SND_SOC_DAPM_PGA("Mic 1 PGA", DA7213_MIC_1_CTRL, DA7213_AMP_EN_SHIFT,
1008 DA7213_NO_INVERT, NULL, 0),
1009 SND_SOC_DAPM_PGA("Mic 2 PGA", DA7213_MIC_2_CTRL, DA7213_AMP_EN_SHIFT,
1010 DA7213_NO_INVERT, NULL, 0),
1011 SND_SOC_DAPM_PGA("Aux Left PGA", DA7213_AUX_L_CTRL, DA7213_AMP_EN_SHIFT,
1012 DA7213_NO_INVERT, NULL, 0),
1013 SND_SOC_DAPM_PGA("Aux Right PGA", DA7213_AUX_R_CTRL,
1014 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
1015 SND_SOC_DAPM_PGA("Mixin Left PGA", DA7213_MIXIN_L_CTRL,
1016 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
1017 SND_SOC_DAPM_PGA("Mixin Right PGA", DA7213_MIXIN_R_CTRL,
1018 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
1019
1020 /* Mic Biases */
1021 SND_SOC_DAPM_SUPPLY("Mic Bias 1", DA7213_MICBIAS_CTRL,
1022 DA7213_MICBIAS1_EN_SHIFT, DA7213_NO_INVERT,
1023 NULL, 0),
1024 SND_SOC_DAPM_SUPPLY("Mic Bias 2", DA7213_MICBIAS_CTRL,
1025 DA7213_MICBIAS2_EN_SHIFT, DA7213_NO_INVERT,
1026 NULL, 0),
1027
1028 /* Input Mixers */
1029 SND_SOC_DAPM_MIXER("Mixin Left", SND_SOC_NOPM, 0, 0,
1030 &da7213_dapm_mixinl_controls[0],
1031 ARRAY_SIZE(da7213_dapm_mixinl_controls)),
1032 SND_SOC_DAPM_MIXER("Mixin Right", SND_SOC_NOPM, 0, 0,
1033 &da7213_dapm_mixinr_controls[0],
1034 ARRAY_SIZE(da7213_dapm_mixinr_controls)),
1035
1036 /* ADCs */
1037 SND_SOC_DAPM_ADC("ADC Left", NULL, DA7213_ADC_L_CTRL,
1038 DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT),
1039 SND_SOC_DAPM_ADC("ADC Right", NULL, DA7213_ADC_R_CTRL,
1040 DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT),
1041
1042 /* DAI */
1043 SND_SOC_DAPM_MUX("DAI Left Source MUX", SND_SOC_NOPM, 0, 0,
1044 &da7213_dai_l_src_mux),
1045 SND_SOC_DAPM_MUX("DAI Right Source MUX", SND_SOC_NOPM, 0, 0,
1046 &da7213_dai_r_src_mux),
1047 SND_SOC_DAPM_AIF_OUT("DAIOUTL", "Capture", 0, SND_SOC_NOPM, 0, 0),
1048 SND_SOC_DAPM_AIF_OUT("DAIOUTR", "Capture", 1, SND_SOC_NOPM, 0, 0),
1049
1050 /*
1051 * Output
1052 */
1053
1054 /* DAI */
1055 SND_SOC_DAPM_AIF_IN("DAIINL", "Playback", 0, SND_SOC_NOPM, 0, 0),
1056 SND_SOC_DAPM_AIF_IN("DAIINR", "Playback", 1, SND_SOC_NOPM, 0, 0),
1057 SND_SOC_DAPM_MUX("DAC Left Source MUX", SND_SOC_NOPM, 0, 0,
1058 &da7213_dac_l_src_mux),
1059 SND_SOC_DAPM_MUX("DAC Right Source MUX", SND_SOC_NOPM, 0, 0,
1060 &da7213_dac_r_src_mux),
1061
1062 /* DACs */
1063 SND_SOC_DAPM_DAC("DAC Left", NULL, DA7213_DAC_L_CTRL,
1064 DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT),
1065 SND_SOC_DAPM_DAC("DAC Right", NULL, DA7213_DAC_R_CTRL,
1066 DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT),
1067
1068 /* Output Mixers */
1069 SND_SOC_DAPM_MIXER("Mixout Left", SND_SOC_NOPM, 0, 0,
1070 &da7213_dapm_mixoutl_controls[0],
1071 ARRAY_SIZE(da7213_dapm_mixoutl_controls)),
1072 SND_SOC_DAPM_MIXER("Mixout Right", SND_SOC_NOPM, 0, 0,
1073 &da7213_dapm_mixoutr_controls[0],
1074 ARRAY_SIZE(da7213_dapm_mixoutr_controls)),
1075
1076 /* Output PGAs */
1077 SND_SOC_DAPM_PGA("Mixout Left PGA", DA7213_MIXOUT_L_CTRL,
1078 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
1079 SND_SOC_DAPM_PGA("Mixout Right PGA", DA7213_MIXOUT_R_CTRL,
1080 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
1081 SND_SOC_DAPM_PGA("Lineout PGA", DA7213_LINE_CTRL, DA7213_AMP_EN_SHIFT,
1082 DA7213_NO_INVERT, NULL, 0),
1083 SND_SOC_DAPM_PGA("Headphone Left PGA", DA7213_HP_L_CTRL,
1084 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
1085 SND_SOC_DAPM_PGA("Headphone Right PGA", DA7213_HP_R_CTRL,
1086 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
1087
1088 /* Charge Pump */
1089 SND_SOC_DAPM_SUPPLY("Charge Pump", DA7213_CP_CTRL, DA7213_CP_EN_SHIFT,
1090 DA7213_NO_INVERT, NULL, 0),
1091
1092 /* Output Lines */
1093 SND_SOC_DAPM_OUTPUT("HPL"),
1094 SND_SOC_DAPM_OUTPUT("HPR"),
1095 SND_SOC_DAPM_OUTPUT("LINE"),
1096 };
1097
1098
1099 /*
1100 * DAPM audio route definition
1101 */
1102
1103 static const struct snd_soc_dapm_route da7213_audio_map[] = {
1104 /* Dest Connecting Widget source */
1105
1106 /* Input path */
1107 {"Mic Bias 1", NULL, "VDDMIC"},
1108 {"Mic Bias 2", NULL, "VDDMIC"},
1109
1110 {"MIC1", NULL, "Mic Bias 1"},
1111 {"MIC2", NULL, "Mic Bias 2"},
1112
1113 {"Mic 1 Amp Source MUX", "Differential", "MIC1"},
1114 {"Mic 1 Amp Source MUX", "MIC_P", "MIC1"},
1115 {"Mic 1 Amp Source MUX", "MIC_N", "MIC1"},
1116
1117 {"Mic 2 Amp Source MUX", "Differential", "MIC2"},
1118 {"Mic 2 Amp Source MUX", "MIC_P", "MIC2"},
1119 {"Mic 2 Amp Source MUX", "MIC_N", "MIC2"},
1120
1121 {"Mic 1 PGA", NULL, "Mic 1 Amp Source MUX"},
1122 {"Mic 2 PGA", NULL, "Mic 2 Amp Source MUX"},
1123
1124 {"Aux Left PGA", NULL, "AUXL"},
1125 {"Aux Right PGA", NULL, "AUXR"},
1126
1127 {"Mixin Left", "Aux Left Switch", "Aux Left PGA"},
1128 {"Mixin Left", "Mic 1 Switch", "Mic 1 PGA"},
1129 {"Mixin Left", "Mic 2 Switch", "Mic 2 PGA"},
1130 {"Mixin Left", "Mixin Right Switch", "Mixin Right PGA"},
1131
1132 {"Mixin Right", "Aux Right Switch", "Aux Right PGA"},
1133 {"Mixin Right", "Mic 2 Switch", "Mic 2 PGA"},
1134 {"Mixin Right", "Mic 1 Switch", "Mic 1 PGA"},
1135 {"Mixin Right", "Mixin Left Switch", "Mixin Left PGA"},
1136
1137 {"Mixin Left PGA", NULL, "Mixin Left"},
1138 {"ADC Left", NULL, "Mixin Left PGA"},
1139
1140 {"Mixin Right PGA", NULL, "Mixin Right"},
1141 {"ADC Right", NULL, "Mixin Right PGA"},
1142
1143 {"DAI Left Source MUX", "ADC Left", "ADC Left"},
1144 {"DAI Left Source MUX", "ADC Right", "ADC Right"},
1145 {"DAI Left Source MUX", "DAI Input Left", "DAIINL"},
1146 {"DAI Left Source MUX", "DAI Input Right", "DAIINR"},
1147
1148 {"DAI Right Source MUX", "ADC Left", "ADC Left"},
1149 {"DAI Right Source MUX", "ADC Right", "ADC Right"},
1150 {"DAI Right Source MUX", "DAI Input Left", "DAIINL"},
1151 {"DAI Right Source MUX", "DAI Input Right", "DAIINR"},
1152
1153 {"DAIOUTL", NULL, "DAI Left Source MUX"},
1154 {"DAIOUTR", NULL, "DAI Right Source MUX"},
1155
1156 {"DAIOUTL", NULL, "DAI"},
1157 {"DAIOUTR", NULL, "DAI"},
1158
1159 /* Output path */
1160 {"DAIINL", NULL, "DAI"},
1161 {"DAIINR", NULL, "DAI"},
1162
1163 {"DAC Left Source MUX", "ADC Output Left", "ADC Left"},
1164 {"DAC Left Source MUX", "ADC Output Right", "ADC Right"},
1165 {"DAC Left Source MUX", "DAI Input Left", "DAIINL"},
1166 {"DAC Left Source MUX", "DAI Input Right", "DAIINR"},
1167
1168 {"DAC Right Source MUX", "ADC Output Left", "ADC Left"},
1169 {"DAC Right Source MUX", "ADC Output Right", "ADC Right"},
1170 {"DAC Right Source MUX", "DAI Input Left", "DAIINL"},
1171 {"DAC Right Source MUX", "DAI Input Right", "DAIINR"},
1172
1173 {"DAC Left", NULL, "DAC Left Source MUX"},
1174 {"DAC Right", NULL, "DAC Right Source MUX"},
1175
1176 {"Mixout Left", "Aux Left Switch", "Aux Left PGA"},
1177 {"Mixout Left", "Mixin Left Switch", "Mixin Left PGA"},
1178 {"Mixout Left", "Mixin Right Switch", "Mixin Right PGA"},
1179 {"Mixout Left", "DAC Left Switch", "DAC Left"},
1180 {"Mixout Left", "Aux Left Invert Switch", "Aux Left PGA"},
1181 {"Mixout Left", "Mixin Left Invert Switch", "Mixin Left PGA"},
1182 {"Mixout Left", "Mixin Right Invert Switch", "Mixin Right PGA"},
1183
1184 {"Mixout Right", "Aux Right Switch", "Aux Right PGA"},
1185 {"Mixout Right", "Mixin Right Switch", "Mixin Right PGA"},
1186 {"Mixout Right", "Mixin Left Switch", "Mixin Left PGA"},
1187 {"Mixout Right", "DAC Right Switch", "DAC Right"},
1188 {"Mixout Right", "Aux Right Invert Switch", "Aux Right PGA"},
1189 {"Mixout Right", "Mixin Right Invert Switch", "Mixin Right PGA"},
1190 {"Mixout Right", "Mixin Left Invert Switch", "Mixin Left PGA"},
1191
1192 {"Mixout Left PGA", NULL, "Mixout Left"},
1193 {"Mixout Right PGA", NULL, "Mixout Right"},
1194
1195 {"Headphone Left PGA", NULL, "Mixout Left PGA"},
1196 {"Headphone Left PGA", NULL, "Charge Pump"},
1197 {"HPL", NULL, "Headphone Left PGA"},
1198
1199 {"Headphone Right PGA", NULL, "Mixout Right PGA"},
1200 {"Headphone Right PGA", NULL, "Charge Pump"},
1201 {"HPR", NULL, "Headphone Right PGA"},
1202
1203 {"Lineout PGA", NULL, "Mixout Right PGA"},
1204 {"LINE", NULL, "Lineout PGA"},
1205 };
1206
1207 static const struct reg_default da7213_reg_defaults[] = {
1208 { DA7213_DIG_ROUTING_DAI, 0x10 },
1209 { DA7213_SR, 0x0A },
1210 { DA7213_REFERENCES, 0x80 },
1211 { DA7213_PLL_FRAC_TOP, 0x00 },
1212 { DA7213_PLL_FRAC_BOT, 0x00 },
1213 { DA7213_PLL_INTEGER, 0x20 },
1214 { DA7213_PLL_CTRL, 0x0C },
1215 { DA7213_DAI_CLK_MODE, 0x01 },
1216 { DA7213_DAI_CTRL, 0x08 },
1217 { DA7213_DIG_ROUTING_DAC, 0x32 },
1218 { DA7213_AUX_L_GAIN, 0x35 },
1219 { DA7213_AUX_R_GAIN, 0x35 },
1220 { DA7213_MIXIN_L_SELECT, 0x00 },
1221 { DA7213_MIXIN_R_SELECT, 0x00 },
1222 { DA7213_MIXIN_L_GAIN, 0x03 },
1223 { DA7213_MIXIN_R_GAIN, 0x03 },
1224 { DA7213_ADC_L_GAIN, 0x6F },
1225 { DA7213_ADC_R_GAIN, 0x6F },
1226 { DA7213_ADC_FILTERS1, 0x80 },
1227 { DA7213_MIC_1_GAIN, 0x01 },
1228 { DA7213_MIC_2_GAIN, 0x01 },
1229 { DA7213_DAC_FILTERS5, 0x00 },
1230 { DA7213_DAC_FILTERS2, 0x88 },
1231 { DA7213_DAC_FILTERS3, 0x88 },
1232 { DA7213_DAC_FILTERS4, 0x08 },
1233 { DA7213_DAC_FILTERS1, 0x80 },
1234 { DA7213_DAC_L_GAIN, 0x6F },
1235 { DA7213_DAC_R_GAIN, 0x6F },
1236 { DA7213_CP_CTRL, 0x61 },
1237 { DA7213_HP_L_GAIN, 0x39 },
1238 { DA7213_HP_R_GAIN, 0x39 },
1239 { DA7213_LINE_GAIN, 0x30 },
1240 { DA7213_MIXOUT_L_SELECT, 0x00 },
1241 { DA7213_MIXOUT_R_SELECT, 0x00 },
1242 { DA7213_SYSTEM_MODES_INPUT, 0x00 },
1243 { DA7213_SYSTEM_MODES_OUTPUT, 0x00 },
1244 { DA7213_AUX_L_CTRL, 0x44 },
1245 { DA7213_AUX_R_CTRL, 0x44 },
1246 { DA7213_MICBIAS_CTRL, 0x11 },
1247 { DA7213_MIC_1_CTRL, 0x40 },
1248 { DA7213_MIC_2_CTRL, 0x40 },
1249 { DA7213_MIXIN_L_CTRL, 0x40 },
1250 { DA7213_MIXIN_R_CTRL, 0x40 },
1251 { DA7213_ADC_L_CTRL, 0x40 },
1252 { DA7213_ADC_R_CTRL, 0x40 },
1253 { DA7213_DAC_L_CTRL, 0x48 },
1254 { DA7213_DAC_R_CTRL, 0x40 },
1255 { DA7213_HP_L_CTRL, 0x41 },
1256 { DA7213_HP_R_CTRL, 0x40 },
1257 { DA7213_LINE_CTRL, 0x40 },
1258 { DA7213_MIXOUT_L_CTRL, 0x10 },
1259 { DA7213_MIXOUT_R_CTRL, 0x10 },
1260 { DA7213_LDO_CTRL, 0x00 },
1261 { DA7213_IO_CTRL, 0x00 },
1262 { DA7213_GAIN_RAMP_CTRL, 0x00},
1263 { DA7213_MIC_CONFIG, 0x00 },
1264 { DA7213_PC_COUNT, 0x00 },
1265 { DA7213_CP_VOL_THRESHOLD1, 0x32 },
1266 { DA7213_CP_DELAY, 0x95 },
1267 { DA7213_CP_DETECTOR, 0x00 },
1268 { DA7213_DAI_OFFSET, 0x00 },
1269 { DA7213_DIG_CTRL, 0x00 },
1270 { DA7213_ALC_CTRL2, 0x00 },
1271 { DA7213_ALC_CTRL3, 0x00 },
1272 { DA7213_ALC_NOISE, 0x3F },
1273 { DA7213_ALC_TARGET_MIN, 0x3F },
1274 { DA7213_ALC_TARGET_MAX, 0x00 },
1275 { DA7213_ALC_GAIN_LIMITS, 0xFF },
1276 { DA7213_ALC_ANA_GAIN_LIMITS, 0x71 },
1277 { DA7213_ALC_ANTICLIP_CTRL, 0x00 },
1278 { DA7213_ALC_ANTICLIP_LEVEL, 0x00 },
1279 { DA7213_ALC_OFFSET_MAN_M_L, 0x00 },
1280 { DA7213_ALC_OFFSET_MAN_U_L, 0x00 },
1281 { DA7213_ALC_OFFSET_MAN_M_R, 0x00 },
1282 { DA7213_ALC_OFFSET_MAN_U_R, 0x00 },
1283 { DA7213_ALC_CIC_OP_LVL_CTRL, 0x00 },
1284 { DA7213_DAC_NG_SETUP_TIME, 0x00 },
1285 { DA7213_DAC_NG_OFF_THRESHOLD, 0x00 },
1286 { DA7213_DAC_NG_ON_THRESHOLD, 0x00 },
1287 { DA7213_DAC_NG_CTRL, 0x00 },
1288 };
1289
da7213_volatile_register(struct device * dev,unsigned int reg)1290 static bool da7213_volatile_register(struct device *dev, unsigned int reg)
1291 {
1292 switch (reg) {
1293 case DA7213_STATUS1:
1294 case DA7213_PLL_STATUS:
1295 case DA7213_AUX_L_GAIN_STATUS:
1296 case DA7213_AUX_R_GAIN_STATUS:
1297 case DA7213_MIC_1_GAIN_STATUS:
1298 case DA7213_MIC_2_GAIN_STATUS:
1299 case DA7213_MIXIN_L_GAIN_STATUS:
1300 case DA7213_MIXIN_R_GAIN_STATUS:
1301 case DA7213_ADC_L_GAIN_STATUS:
1302 case DA7213_ADC_R_GAIN_STATUS:
1303 case DA7213_DAC_L_GAIN_STATUS:
1304 case DA7213_DAC_R_GAIN_STATUS:
1305 case DA7213_HP_L_GAIN_STATUS:
1306 case DA7213_HP_R_GAIN_STATUS:
1307 case DA7213_LINE_GAIN_STATUS:
1308 case DA7213_ALC_CTRL1:
1309 case DA7213_ALC_OFFSET_AUTO_M_L:
1310 case DA7213_ALC_OFFSET_AUTO_U_L:
1311 case DA7213_ALC_OFFSET_AUTO_M_R:
1312 case DA7213_ALC_OFFSET_AUTO_U_R:
1313 case DA7213_ALC_CIC_OP_LVL_DATA:
1314 return true;
1315 default:
1316 return false;
1317 }
1318 }
1319
da7213_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params,struct snd_soc_dai * dai)1320 static int da7213_hw_params(struct snd_pcm_substream *substream,
1321 struct snd_pcm_hw_params *params,
1322 struct snd_soc_dai *dai)
1323 {
1324 struct snd_soc_component *component = dai->component;
1325 struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1326 u8 dai_clk_mode = DA7213_DAI_BCLKS_PER_WCLK_64;
1327 u8 dai_ctrl = 0;
1328 u8 fs;
1329
1330 /* Set channels */
1331 switch (params_channels(params)) {
1332 case 1:
1333 if (da7213->fmt != DA7213_DAI_FORMAT_DSP) {
1334 dev_err(component->dev, "Mono supported only in DSP mode\n");
1335 return -EINVAL;
1336 }
1337 dai_ctrl |= DA7213_DAI_MONO_MODE_EN;
1338 break;
1339 case 2:
1340 dai_ctrl &= ~(DA7213_DAI_MONO_MODE_EN);
1341 break;
1342 default:
1343 return -EINVAL;
1344 }
1345
1346 /* Set DAI format */
1347 switch (params_width(params)) {
1348 case 16:
1349 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S16_LE;
1350 dai_clk_mode = DA7213_DAI_BCLKS_PER_WCLK_32; /* 32bit for 1ch and 2ch */
1351 break;
1352 case 20:
1353 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S20_LE;
1354 break;
1355 case 24:
1356 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S24_LE;
1357 break;
1358 case 32:
1359 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S32_LE;
1360 break;
1361 default:
1362 return -EINVAL;
1363 }
1364
1365 /* Set sampling rate */
1366 switch (params_rate(params)) {
1367 case 8000:
1368 fs = DA7213_SR_8000;
1369 da7213->out_rate = DA7213_PLL_FREQ_OUT_98304000;
1370 break;
1371 case 11025:
1372 fs = DA7213_SR_11025;
1373 da7213->out_rate = DA7213_PLL_FREQ_OUT_90316800;
1374 break;
1375 case 12000:
1376 fs = DA7213_SR_12000;
1377 da7213->out_rate = DA7213_PLL_FREQ_OUT_98304000;
1378 break;
1379 case 16000:
1380 fs = DA7213_SR_16000;
1381 da7213->out_rate = DA7213_PLL_FREQ_OUT_98304000;
1382 break;
1383 case 22050:
1384 fs = DA7213_SR_22050;
1385 da7213->out_rate = DA7213_PLL_FREQ_OUT_90316800;
1386 break;
1387 case 32000:
1388 fs = DA7213_SR_32000;
1389 da7213->out_rate = DA7213_PLL_FREQ_OUT_98304000;
1390 break;
1391 case 44100:
1392 fs = DA7213_SR_44100;
1393 da7213->out_rate = DA7213_PLL_FREQ_OUT_90316800;
1394 break;
1395 case 48000:
1396 fs = DA7213_SR_48000;
1397 da7213->out_rate = DA7213_PLL_FREQ_OUT_98304000;
1398 break;
1399 case 88200:
1400 fs = DA7213_SR_88200;
1401 da7213->out_rate = DA7213_PLL_FREQ_OUT_90316800;
1402 break;
1403 case 96000:
1404 fs = DA7213_SR_96000;
1405 da7213->out_rate = DA7213_PLL_FREQ_OUT_98304000;
1406 break;
1407 default:
1408 return -EINVAL;
1409 }
1410
1411 snd_soc_component_update_bits(component, DA7213_DAI_CLK_MODE,
1412 DA7213_DAI_BCLKS_PER_WCLK_MASK, dai_clk_mode);
1413
1414 snd_soc_component_update_bits(component, DA7213_DAI_CTRL,
1415 DA7213_DAI_WORD_LENGTH_MASK | DA7213_DAI_MONO_MODE_MASK, dai_ctrl);
1416 snd_soc_component_write(component, DA7213_SR, fs);
1417
1418 return 0;
1419 }
1420
da7213_set_dai_fmt(struct snd_soc_dai * codec_dai,unsigned int fmt)1421 static int da7213_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
1422 {
1423 struct snd_soc_component *component = codec_dai->component;
1424 struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1425 u8 dai_clk_mode = 0, dai_ctrl = 0;
1426 u8 dai_offset = 0;
1427
1428 /* Set master/slave mode */
1429 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1430 case SND_SOC_DAIFMT_CBP_CFP:
1431 da7213->master = true;
1432 break;
1433 case SND_SOC_DAIFMT_CBC_CFC:
1434 da7213->master = false;
1435 break;
1436 default:
1437 return -EINVAL;
1438 }
1439
1440 /* Set clock normal/inverted */
1441 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1442 case SND_SOC_DAIFMT_I2S:
1443 case SND_SOC_DAIFMT_LEFT_J:
1444 case SND_SOC_DAIFMT_RIGHT_J:
1445 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1446 case SND_SOC_DAIFMT_NB_NF:
1447 break;
1448 case SND_SOC_DAIFMT_NB_IF:
1449 dai_clk_mode |= DA7213_DAI_WCLK_POL_INV;
1450 break;
1451 case SND_SOC_DAIFMT_IB_NF:
1452 dai_clk_mode |= DA7213_DAI_CLK_POL_INV;
1453 break;
1454 case SND_SOC_DAIFMT_IB_IF:
1455 dai_clk_mode |= DA7213_DAI_WCLK_POL_INV |
1456 DA7213_DAI_CLK_POL_INV;
1457 break;
1458 default:
1459 return -EINVAL;
1460 }
1461 break;
1462 case SND_SOC_DAIFMT_DSP_A:
1463 case SND_SOC_DAIFMT_DSP_B:
1464 /* The bclk is inverted wrt ASoC conventions */
1465 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1466 case SND_SOC_DAIFMT_NB_NF:
1467 dai_clk_mode |= DA7213_DAI_CLK_POL_INV;
1468 break;
1469 case SND_SOC_DAIFMT_NB_IF:
1470 dai_clk_mode |= DA7213_DAI_WCLK_POL_INV |
1471 DA7213_DAI_CLK_POL_INV;
1472 break;
1473 case SND_SOC_DAIFMT_IB_NF:
1474 break;
1475 case SND_SOC_DAIFMT_IB_IF:
1476 dai_clk_mode |= DA7213_DAI_WCLK_POL_INV;
1477 break;
1478 default:
1479 return -EINVAL;
1480 }
1481 break;
1482 default:
1483 return -EINVAL;
1484 }
1485
1486 /* Only I2S is supported */
1487 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1488 case SND_SOC_DAIFMT_I2S:
1489 dai_ctrl |= DA7213_DAI_FORMAT_I2S_MODE;
1490 da7213->fmt = DA7213_DAI_FORMAT_I2S_MODE;
1491 break;
1492 case SND_SOC_DAIFMT_LEFT_J:
1493 dai_ctrl |= DA7213_DAI_FORMAT_LEFT_J;
1494 da7213->fmt = DA7213_DAI_FORMAT_LEFT_J;
1495 break;
1496 case SND_SOC_DAIFMT_RIGHT_J:
1497 dai_ctrl |= DA7213_DAI_FORMAT_RIGHT_J;
1498 da7213->fmt = DA7213_DAI_FORMAT_RIGHT_J;
1499 break;
1500 case SND_SOC_DAIFMT_DSP_A: /* L data MSB after FRM LRC */
1501 dai_ctrl |= DA7213_DAI_FORMAT_DSP;
1502 dai_offset = 1;
1503 da7213->fmt = DA7213_DAI_FORMAT_DSP;
1504 break;
1505 case SND_SOC_DAIFMT_DSP_B: /* L data MSB during FRM LRC */
1506 dai_ctrl |= DA7213_DAI_FORMAT_DSP;
1507 da7213->fmt = DA7213_DAI_FORMAT_DSP;
1508 break;
1509 default:
1510 return -EINVAL;
1511 }
1512
1513 /* By default only 64 BCLK per WCLK is supported */
1514 dai_clk_mode |= DA7213_DAI_BCLKS_PER_WCLK_64;
1515
1516 snd_soc_component_update_bits(component, DA7213_DAI_CLK_MODE,
1517 DA7213_DAI_BCLKS_PER_WCLK_MASK |
1518 DA7213_DAI_CLK_POL_MASK | DA7213_DAI_WCLK_POL_MASK,
1519 dai_clk_mode);
1520 snd_soc_component_update_bits(component, DA7213_DAI_CTRL, DA7213_DAI_FORMAT_MASK,
1521 dai_ctrl);
1522 snd_soc_component_write(component, DA7213_DAI_OFFSET, dai_offset);
1523
1524 return 0;
1525 }
1526
da7213_mute(struct snd_soc_dai * dai,int mute,int direction)1527 static int da7213_mute(struct snd_soc_dai *dai, int mute, int direction)
1528 {
1529 struct snd_soc_component *component = dai->component;
1530
1531 if (mute) {
1532 snd_soc_component_update_bits(component, DA7213_DAC_L_CTRL,
1533 DA7213_MUTE_EN, DA7213_MUTE_EN);
1534 snd_soc_component_update_bits(component, DA7213_DAC_R_CTRL,
1535 DA7213_MUTE_EN, DA7213_MUTE_EN);
1536 } else {
1537 snd_soc_component_update_bits(component, DA7213_DAC_L_CTRL,
1538 DA7213_MUTE_EN, 0);
1539 snd_soc_component_update_bits(component, DA7213_DAC_R_CTRL,
1540 DA7213_MUTE_EN, 0);
1541 }
1542
1543 return 0;
1544 }
1545
1546 #define DA7213_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1547 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1548
da7213_set_component_sysclk(struct snd_soc_component * component,int clk_id,int source,unsigned int freq,int dir)1549 static int da7213_set_component_sysclk(struct snd_soc_component *component,
1550 int clk_id, int source,
1551 unsigned int freq, int dir)
1552 {
1553 struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1554 int ret = 0;
1555
1556 if ((da7213->clk_src == clk_id) && (da7213->mclk_rate == freq))
1557 return 0;
1558
1559 /* Maybe audio stream is closing. */
1560 if (freq == 0)
1561 return 0;
1562
1563 if (((freq < da7213->fin_min_rate) && (freq != 32768)) || (freq > 54000000)) {
1564 dev_err(component->dev, "Unsupported MCLK value %d\n",
1565 freq);
1566 return -EINVAL;
1567 }
1568
1569 switch (clk_id) {
1570 case DA7213_CLKSRC_MCLK:
1571 snd_soc_component_update_bits(component, DA7213_PLL_CTRL,
1572 DA7213_PLL_MCLK_SQR_EN, 0);
1573 break;
1574 case DA7213_CLKSRC_MCLK_SQR:
1575 snd_soc_component_update_bits(component, DA7213_PLL_CTRL,
1576 DA7213_PLL_MCLK_SQR_EN,
1577 DA7213_PLL_MCLK_SQR_EN);
1578 break;
1579 default:
1580 dev_err(component->dev, "Unknown clock source %d\n", clk_id);
1581 return -EINVAL;
1582 }
1583
1584 da7213->clk_src = clk_id;
1585
1586 if (da7213->mclk) {
1587 freq = clk_round_rate(da7213->mclk, freq);
1588 ret = clk_set_rate(da7213->mclk, freq);
1589 if (ret) {
1590 dev_err(component->dev, "Failed to set clock rate %d\n",
1591 freq);
1592 return ret;
1593 }
1594 }
1595
1596 da7213->mclk_rate = freq;
1597
1598 return 0;
1599 }
1600
1601 /* Supported PLL input frequencies are 32KHz, 5MHz - 54MHz. */
_da7213_set_component_pll(struct snd_soc_component * component,int pll_id,int source,unsigned int fref,unsigned int fout)1602 static int _da7213_set_component_pll(struct snd_soc_component *component,
1603 int pll_id, int source,
1604 unsigned int fref, unsigned int fout)
1605 {
1606 struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1607
1608 u8 pll_ctrl, indiv_bits, indiv;
1609 u8 pll_frac_top, pll_frac_bot, pll_integer;
1610 u32 freq_ref;
1611 u64 frac_div;
1612
1613 /* Workout input divider based on MCLK rate */
1614 if (da7213->mclk_rate == 32768) {
1615 if (!da7213->master) {
1616 dev_err(component->dev,
1617 "32KHz only valid if codec is clock master\n");
1618 return -EINVAL;
1619 }
1620
1621 /* 32KHz PLL Mode */
1622 indiv_bits = DA7213_PLL_INDIV_9_TO_18_MHZ;
1623 indiv = DA7213_PLL_INDIV_9_TO_18_MHZ_VAL;
1624 source = DA7213_SYSCLK_PLL_32KHZ;
1625 freq_ref = 3750000;
1626
1627 } else {
1628 if (da7213->mclk_rate < 5000000) {
1629 dev_err(component->dev,
1630 "PLL input clock %d below valid range\n",
1631 da7213->mclk_rate);
1632 return -EINVAL;
1633 } else if (da7213->mclk_rate <= 9000000) {
1634 indiv_bits = DA7213_PLL_INDIV_5_TO_9_MHZ;
1635 indiv = DA7213_PLL_INDIV_5_TO_9_MHZ_VAL;
1636 } else if (da7213->mclk_rate <= 18000000) {
1637 indiv_bits = DA7213_PLL_INDIV_9_TO_18_MHZ;
1638 indiv = DA7213_PLL_INDIV_9_TO_18_MHZ_VAL;
1639 } else if (da7213->mclk_rate <= 36000000) {
1640 indiv_bits = DA7213_PLL_INDIV_18_TO_36_MHZ;
1641 indiv = DA7213_PLL_INDIV_18_TO_36_MHZ_VAL;
1642 } else if (da7213->mclk_rate <= 54000000) {
1643 indiv_bits = DA7213_PLL_INDIV_36_TO_54_MHZ;
1644 indiv = DA7213_PLL_INDIV_36_TO_54_MHZ_VAL;
1645 } else {
1646 dev_err(component->dev,
1647 "PLL input clock %d above valid range\n",
1648 da7213->mclk_rate);
1649 return -EINVAL;
1650 }
1651 freq_ref = (da7213->mclk_rate / indiv);
1652 }
1653
1654 pll_ctrl = indiv_bits;
1655
1656 /* Configure PLL */
1657 switch (source) {
1658 case DA7213_SYSCLK_MCLK:
1659 snd_soc_component_update_bits(component, DA7213_PLL_CTRL,
1660 DA7213_PLL_INDIV_MASK |
1661 DA7213_PLL_MODE_MASK, pll_ctrl);
1662 return 0;
1663 case DA7213_SYSCLK_PLL:
1664 break;
1665 case DA7213_SYSCLK_PLL_SRM:
1666 pll_ctrl |= DA7213_PLL_SRM_EN;
1667 fout = DA7213_PLL_FREQ_OUT_94310400;
1668 break;
1669 case DA7213_SYSCLK_PLL_32KHZ:
1670 if (da7213->mclk_rate != 32768) {
1671 dev_err(component->dev,
1672 "32KHz mode only valid with 32KHz MCLK\n");
1673 return -EINVAL;
1674 }
1675
1676 pll_ctrl |= DA7213_PLL_32K_MODE | DA7213_PLL_SRM_EN;
1677 fout = DA7213_PLL_FREQ_OUT_94310400;
1678 break;
1679 default:
1680 dev_err(component->dev, "Invalid PLL config\n");
1681 return -EINVAL;
1682 }
1683
1684 /* Calculate dividers for PLL */
1685 pll_integer = fout / freq_ref;
1686 frac_div = (u64)(fout % freq_ref) * 8192ULL;
1687 do_div(frac_div, freq_ref);
1688 pll_frac_top = (frac_div >> DA7213_BYTE_SHIFT) & DA7213_BYTE_MASK;
1689 pll_frac_bot = (frac_div) & DA7213_BYTE_MASK;
1690
1691 /* Write PLL dividers */
1692 snd_soc_component_write(component, DA7213_PLL_FRAC_TOP, pll_frac_top);
1693 snd_soc_component_write(component, DA7213_PLL_FRAC_BOT, pll_frac_bot);
1694 snd_soc_component_write(component, DA7213_PLL_INTEGER, pll_integer);
1695
1696 /* Enable PLL */
1697 pll_ctrl |= DA7213_PLL_EN;
1698 snd_soc_component_update_bits(component, DA7213_PLL_CTRL,
1699 DA7213_PLL_INDIV_MASK | DA7213_PLL_MODE_MASK,
1700 pll_ctrl);
1701
1702 /* Assist 32KHz mode PLL lock */
1703 if (source == DA7213_SYSCLK_PLL_32KHZ) {
1704 snd_soc_component_write(component, 0xF0, 0x8B);
1705 snd_soc_component_write(component, 0xF1, 0x03);
1706 snd_soc_component_write(component, 0xF1, 0x01);
1707 snd_soc_component_write(component, 0xF0, 0x00);
1708 }
1709
1710 return 0;
1711 }
1712
da7213_set_component_pll(struct snd_soc_component * component,int pll_id,int source,unsigned int fref,unsigned int fout)1713 static int da7213_set_component_pll(struct snd_soc_component *component,
1714 int pll_id, int source,
1715 unsigned int fref, unsigned int fout)
1716 {
1717 struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1718 da7213->fixed_clk_auto_pll = false;
1719
1720 return _da7213_set_component_pll(component, pll_id, source, fref, fout);
1721 }
1722
1723 /*
1724 * Select below from Sound Card, not Auto
1725 * SND_SOC_DAIFMT_CBC_CFC
1726 * SND_SOC_DAIFMT_CBP_CFP
1727 */
1728 static const u64 da7213_dai_formats =
1729 SND_SOC_POSSIBLE_DAIFMT_I2S |
1730 SND_SOC_POSSIBLE_DAIFMT_LEFT_J |
1731 SND_SOC_POSSIBLE_DAIFMT_RIGHT_J |
1732 SND_SOC_POSSIBLE_DAIFMT_DSP_A |
1733 SND_SOC_POSSIBLE_DAIFMT_DSP_B |
1734 SND_SOC_POSSIBLE_DAIFMT_NB_NF |
1735 SND_SOC_POSSIBLE_DAIFMT_NB_IF |
1736 SND_SOC_POSSIBLE_DAIFMT_IB_NF |
1737 SND_SOC_POSSIBLE_DAIFMT_IB_IF;
1738
1739 /* DAI operations */
1740 static const struct snd_soc_dai_ops da7213_dai_ops = {
1741 .hw_params = da7213_hw_params,
1742 .set_fmt = da7213_set_dai_fmt,
1743 .mute_stream = da7213_mute,
1744 .no_capture_mute = 1,
1745 .auto_selectable_formats = &da7213_dai_formats,
1746 .num_auto_selectable_formats = 1,
1747 };
1748
1749 static struct snd_soc_dai_driver da7213_dai = {
1750 .name = "da7213-hifi",
1751 /* Playback Capabilities */
1752 .playback = {
1753 .stream_name = "Playback",
1754 .channels_min = 1,
1755 .channels_max = 2,
1756 .rates = SNDRV_PCM_RATE_8000_96000,
1757 .formats = DA7213_FORMATS,
1758 },
1759 /* Capture Capabilities */
1760 .capture = {
1761 .stream_name = "Capture",
1762 .channels_min = 1,
1763 .channels_max = 2,
1764 .rates = SNDRV_PCM_RATE_8000_96000,
1765 .formats = DA7213_FORMATS,
1766 },
1767 .ops = &da7213_dai_ops,
1768 .symmetric_rate = 1,
1769 };
1770
da7213_set_auto_pll(struct snd_soc_component * component,bool enable)1771 static int da7213_set_auto_pll(struct snd_soc_component *component, bool enable)
1772 {
1773 struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1774 int mode;
1775
1776 if (!da7213->fixed_clk_auto_pll)
1777 return 0;
1778
1779 da7213->mclk_rate = clk_get_rate(da7213->mclk);
1780
1781 if (enable) {
1782 /* Slave mode needs SRM for non-harmonic frequencies */
1783 if (da7213->master)
1784 mode = DA7213_SYSCLK_PLL;
1785 else
1786 mode = DA7213_SYSCLK_PLL_SRM;
1787
1788 /* PLL is not required for harmonic frequencies */
1789 switch (da7213->out_rate) {
1790 case DA7213_PLL_FREQ_OUT_90316800:
1791 if (da7213->mclk_rate == 11289600 ||
1792 da7213->mclk_rate == 22579200 ||
1793 da7213->mclk_rate == 45158400)
1794 mode = DA7213_SYSCLK_MCLK;
1795 break;
1796 case DA7213_PLL_FREQ_OUT_98304000:
1797 if (da7213->mclk_rate == 12288000 ||
1798 da7213->mclk_rate == 24576000 ||
1799 da7213->mclk_rate == 49152000)
1800 mode = DA7213_SYSCLK_MCLK;
1801
1802 break;
1803 default:
1804 return -1;
1805 }
1806 } else {
1807 /* Disable PLL in standby */
1808 mode = DA7213_SYSCLK_MCLK;
1809 }
1810
1811 return _da7213_set_component_pll(component, 0, mode,
1812 da7213->mclk_rate, da7213->out_rate);
1813 }
1814
da7213_set_bias_level(struct snd_soc_component * component,enum snd_soc_bias_level level)1815 static int da7213_set_bias_level(struct snd_soc_component *component,
1816 enum snd_soc_bias_level level)
1817 {
1818 struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1819 int ret;
1820
1821 switch (level) {
1822 case SND_SOC_BIAS_ON:
1823 break;
1824 case SND_SOC_BIAS_PREPARE:
1825 /* Enable MCLK for transition to ON state */
1826 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY) {
1827 if (da7213->mclk) {
1828 ret = clk_prepare_enable(da7213->mclk);
1829 if (ret) {
1830 dev_err(component->dev,
1831 "Failed to enable mclk\n");
1832 return ret;
1833 }
1834
1835 da7213_set_auto_pll(component, true);
1836 }
1837 }
1838 break;
1839 case SND_SOC_BIAS_STANDBY:
1840 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
1841 /* Enable VMID reference & master bias */
1842 snd_soc_component_update_bits(component, DA7213_REFERENCES,
1843 DA7213_VMID_EN | DA7213_BIAS_EN,
1844 DA7213_VMID_EN | DA7213_BIAS_EN);
1845 } else {
1846 /* Remove MCLK */
1847 if (da7213->mclk) {
1848 da7213_set_auto_pll(component, false);
1849 clk_disable_unprepare(da7213->mclk);
1850 }
1851 }
1852 break;
1853 case SND_SOC_BIAS_OFF:
1854 /* Disable VMID reference & master bias */
1855 snd_soc_component_update_bits(component, DA7213_REFERENCES,
1856 DA7213_VMID_EN | DA7213_BIAS_EN, 0);
1857 break;
1858 }
1859 return 0;
1860 }
1861
1862 #define DA7213_FIN_MIN_RATE (5 * MEGA)
1863 #define DA7212_FIN_MIN_RATE (2 * MEGA)
1864
1865 #if defined(CONFIG_OF)
1866 /* DT */
1867 static const struct of_device_id da7213_of_match[] = {
1868 { .compatible = "dlg,da7212", .data = (void *)DA7212_FIN_MIN_RATE },
1869 { .compatible = "dlg,da7213", .data = (void *)DA7213_FIN_MIN_RATE },
1870 { }
1871 };
1872 MODULE_DEVICE_TABLE(of, da7213_of_match);
1873 #endif
1874
1875 #ifdef CONFIG_ACPI
1876 static const struct acpi_device_id da7213_acpi_match[] = {
1877 { "DLGS7212", DA7212_FIN_MIN_RATE },
1878 { "DLGS7213", DA7213_FIN_MIN_RATE },
1879 { },
1880 };
1881 MODULE_DEVICE_TABLE(acpi, da7213_acpi_match);
1882 #endif
1883
1884 static enum da7213_micbias_voltage
da7213_of_micbias_lvl(struct snd_soc_component * component,u32 val)1885 da7213_of_micbias_lvl(struct snd_soc_component *component, u32 val)
1886 {
1887 switch (val) {
1888 case 1600:
1889 return DA7213_MICBIAS_1_6V;
1890 case 2200:
1891 return DA7213_MICBIAS_2_2V;
1892 case 2500:
1893 return DA7213_MICBIAS_2_5V;
1894 case 3000:
1895 return DA7213_MICBIAS_3_0V;
1896 default:
1897 dev_warn(component->dev, "Invalid micbias level\n");
1898 return DA7213_MICBIAS_2_2V;
1899 }
1900 }
1901
1902 static enum da7213_dmic_data_sel
da7213_of_dmic_data_sel(struct snd_soc_component * component,const char * str)1903 da7213_of_dmic_data_sel(struct snd_soc_component *component, const char *str)
1904 {
1905 if (!strcmp(str, "lrise_rfall")) {
1906 return DA7213_DMIC_DATA_LRISE_RFALL;
1907 } else if (!strcmp(str, "lfall_rrise")) {
1908 return DA7213_DMIC_DATA_LFALL_RRISE;
1909 } else {
1910 dev_warn(component->dev, "Invalid DMIC data select type\n");
1911 return DA7213_DMIC_DATA_LRISE_RFALL;
1912 }
1913 }
1914
1915 static enum da7213_dmic_samplephase
da7213_of_dmic_samplephase(struct snd_soc_component * component,const char * str)1916 da7213_of_dmic_samplephase(struct snd_soc_component *component, const char *str)
1917 {
1918 if (!strcmp(str, "on_clkedge")) {
1919 return DA7213_DMIC_SAMPLE_ON_CLKEDGE;
1920 } else if (!strcmp(str, "between_clkedge")) {
1921 return DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE;
1922 } else {
1923 dev_warn(component->dev, "Invalid DMIC sample phase\n");
1924 return DA7213_DMIC_SAMPLE_ON_CLKEDGE;
1925 }
1926 }
1927
1928 static enum da7213_dmic_clk_rate
da7213_of_dmic_clkrate(struct snd_soc_component * component,u32 val)1929 da7213_of_dmic_clkrate(struct snd_soc_component *component, u32 val)
1930 {
1931 switch (val) {
1932 case 1500000:
1933 return DA7213_DMIC_CLK_1_5MHZ;
1934 case 3000000:
1935 return DA7213_DMIC_CLK_3_0MHZ;
1936 default:
1937 dev_warn(component->dev, "Invalid DMIC clock rate\n");
1938 return DA7213_DMIC_CLK_1_5MHZ;
1939 }
1940 }
1941
1942 static struct da7213_platform_data
da7213_fw_to_pdata(struct snd_soc_component * component)1943 *da7213_fw_to_pdata(struct snd_soc_component *component)
1944 {
1945 struct device *dev = component->dev;
1946 struct da7213_platform_data *pdata;
1947 const char *fw_str;
1948 u32 fw_val32;
1949
1950 pdata = devm_kzalloc(component->dev, sizeof(*pdata), GFP_KERNEL);
1951 if (!pdata)
1952 return NULL;
1953
1954 if (device_property_read_u32(dev, "dlg,micbias1-lvl", &fw_val32) >= 0)
1955 pdata->micbias1_lvl = da7213_of_micbias_lvl(component, fw_val32);
1956 else
1957 pdata->micbias1_lvl = DA7213_MICBIAS_2_2V;
1958
1959 if (device_property_read_u32(dev, "dlg,micbias2-lvl", &fw_val32) >= 0)
1960 pdata->micbias2_lvl = da7213_of_micbias_lvl(component, fw_val32);
1961 else
1962 pdata->micbias2_lvl = DA7213_MICBIAS_2_2V;
1963
1964 if (!device_property_read_string(dev, "dlg,dmic-data-sel", &fw_str))
1965 pdata->dmic_data_sel = da7213_of_dmic_data_sel(component, fw_str);
1966 else
1967 pdata->dmic_data_sel = DA7213_DMIC_DATA_LRISE_RFALL;
1968
1969 if (!device_property_read_string(dev, "dlg,dmic-samplephase", &fw_str))
1970 pdata->dmic_samplephase =
1971 da7213_of_dmic_samplephase(component, fw_str);
1972 else
1973 pdata->dmic_samplephase = DA7213_DMIC_SAMPLE_ON_CLKEDGE;
1974
1975 if (device_property_read_u32(dev, "dlg,dmic-clkrate", &fw_val32) >= 0)
1976 pdata->dmic_clk_rate = da7213_of_dmic_clkrate(component, fw_val32);
1977 else
1978 pdata->dmic_clk_rate = DA7213_DMIC_CLK_3_0MHZ;
1979
1980 return pdata;
1981 }
1982
da7213_probe(struct snd_soc_component * component)1983 static int da7213_probe(struct snd_soc_component *component)
1984 {
1985 struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1986
1987 pm_runtime_get_sync(component->dev);
1988
1989 /* Default to using ALC auto offset calibration mode. */
1990 snd_soc_component_update_bits(component, DA7213_ALC_CTRL1,
1991 DA7213_ALC_CALIB_MODE_MAN, 0);
1992 da7213->alc_calib_auto = true;
1993
1994 /* Default PC counter to free-running */
1995 snd_soc_component_update_bits(component, DA7213_PC_COUNT, DA7213_PC_FREERUN_MASK,
1996 DA7213_PC_FREERUN_MASK);
1997
1998 /* Enable all Gain Ramps */
1999 snd_soc_component_update_bits(component, DA7213_AUX_L_CTRL,
2000 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2001 snd_soc_component_update_bits(component, DA7213_AUX_R_CTRL,
2002 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2003 snd_soc_component_update_bits(component, DA7213_MIXIN_L_CTRL,
2004 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2005 snd_soc_component_update_bits(component, DA7213_MIXIN_R_CTRL,
2006 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2007 snd_soc_component_update_bits(component, DA7213_ADC_L_CTRL,
2008 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2009 snd_soc_component_update_bits(component, DA7213_ADC_R_CTRL,
2010 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2011 snd_soc_component_update_bits(component, DA7213_DAC_L_CTRL,
2012 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2013 snd_soc_component_update_bits(component, DA7213_DAC_R_CTRL,
2014 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2015 snd_soc_component_update_bits(component, DA7213_HP_L_CTRL,
2016 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2017 snd_soc_component_update_bits(component, DA7213_HP_R_CTRL,
2018 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2019 snd_soc_component_update_bits(component, DA7213_LINE_CTRL,
2020 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2021
2022 /*
2023 * There are two separate control bits for input and output mixers as
2024 * well as headphone and line outs.
2025 * One to enable corresponding amplifier and other to enable its
2026 * output. As amplifier bits are related to power control, they are
2027 * being managed by DAPM while other (non power related) bits are
2028 * enabled here
2029 */
2030 snd_soc_component_update_bits(component, DA7213_MIXIN_L_CTRL,
2031 DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN);
2032 snd_soc_component_update_bits(component, DA7213_MIXIN_R_CTRL,
2033 DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN);
2034
2035 snd_soc_component_update_bits(component, DA7213_MIXOUT_L_CTRL,
2036 DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN);
2037 snd_soc_component_update_bits(component, DA7213_MIXOUT_R_CTRL,
2038 DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN);
2039
2040 snd_soc_component_update_bits(component, DA7213_HP_L_CTRL,
2041 DA7213_HP_AMP_OE, DA7213_HP_AMP_OE);
2042 snd_soc_component_update_bits(component, DA7213_HP_R_CTRL,
2043 DA7213_HP_AMP_OE, DA7213_HP_AMP_OE);
2044
2045 snd_soc_component_update_bits(component, DA7213_LINE_CTRL,
2046 DA7213_LINE_AMP_OE, DA7213_LINE_AMP_OE);
2047
2048 /* Handle DT/Platform data */
2049 da7213->pdata = dev_get_platdata(component->dev);
2050 if (!da7213->pdata)
2051 da7213->pdata = da7213_fw_to_pdata(component);
2052
2053 /* Set platform data values */
2054 if (da7213->pdata) {
2055 struct da7213_platform_data *pdata = da7213->pdata;
2056 u8 micbias_lvl = 0, dmic_cfg = 0;
2057
2058 /* Set Mic Bias voltages */
2059 switch (pdata->micbias1_lvl) {
2060 case DA7213_MICBIAS_1_6V:
2061 case DA7213_MICBIAS_2_2V:
2062 case DA7213_MICBIAS_2_5V:
2063 case DA7213_MICBIAS_3_0V:
2064 micbias_lvl |= (pdata->micbias1_lvl <<
2065 DA7213_MICBIAS1_LEVEL_SHIFT);
2066 break;
2067 }
2068 switch (pdata->micbias2_lvl) {
2069 case DA7213_MICBIAS_1_6V:
2070 case DA7213_MICBIAS_2_2V:
2071 case DA7213_MICBIAS_2_5V:
2072 case DA7213_MICBIAS_3_0V:
2073 micbias_lvl |= (pdata->micbias2_lvl <<
2074 DA7213_MICBIAS2_LEVEL_SHIFT);
2075 break;
2076 }
2077 snd_soc_component_update_bits(component, DA7213_MICBIAS_CTRL,
2078 DA7213_MICBIAS1_LEVEL_MASK |
2079 DA7213_MICBIAS2_LEVEL_MASK, micbias_lvl);
2080
2081 /* Set DMIC configuration */
2082 switch (pdata->dmic_data_sel) {
2083 case DA7213_DMIC_DATA_LFALL_RRISE:
2084 case DA7213_DMIC_DATA_LRISE_RFALL:
2085 dmic_cfg |= (pdata->dmic_data_sel <<
2086 DA7213_DMIC_DATA_SEL_SHIFT);
2087 break;
2088 }
2089 switch (pdata->dmic_samplephase) {
2090 case DA7213_DMIC_SAMPLE_ON_CLKEDGE:
2091 case DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE:
2092 dmic_cfg |= (pdata->dmic_samplephase <<
2093 DA7213_DMIC_SAMPLEPHASE_SHIFT);
2094 break;
2095 }
2096 switch (pdata->dmic_clk_rate) {
2097 case DA7213_DMIC_CLK_3_0MHZ:
2098 case DA7213_DMIC_CLK_1_5MHZ:
2099 dmic_cfg |= (pdata->dmic_clk_rate <<
2100 DA7213_DMIC_CLK_RATE_SHIFT);
2101 break;
2102 }
2103 snd_soc_component_update_bits(component, DA7213_MIC_CONFIG,
2104 DA7213_DMIC_DATA_SEL_MASK |
2105 DA7213_DMIC_SAMPLEPHASE_MASK |
2106 DA7213_DMIC_CLK_RATE_MASK, dmic_cfg);
2107 }
2108
2109 pm_runtime_put_sync(component->dev);
2110
2111 /* Check if MCLK provided */
2112 da7213->mclk = devm_clk_get_optional(component->dev, "mclk");
2113 if (IS_ERR(da7213->mclk))
2114 return PTR_ERR(da7213->mclk);
2115 if (da7213->mclk)
2116 /* Do automatic PLL handling assuming fixed clock until
2117 * set_pll() has been called. This makes the codec usable
2118 * with the simple-audio-card driver. */
2119 da7213->fixed_clk_auto_pll = true;
2120
2121 /* Default infinite tone gen, start/stop by Kcontrol */
2122 snd_soc_component_write(component, DA7213_TONE_GEN_CYCLES, DA7213_BEEP_CYCLES_MASK);
2123
2124 return 0;
2125 }
2126
2127 static const struct snd_soc_component_driver soc_component_dev_da7213 = {
2128 .probe = da7213_probe,
2129 .set_bias_level = da7213_set_bias_level,
2130 .controls = da7213_snd_controls,
2131 .num_controls = ARRAY_SIZE(da7213_snd_controls),
2132 .dapm_widgets = da7213_dapm_widgets,
2133 .num_dapm_widgets = ARRAY_SIZE(da7213_dapm_widgets),
2134 .dapm_routes = da7213_audio_map,
2135 .num_dapm_routes = ARRAY_SIZE(da7213_audio_map),
2136 .set_sysclk = da7213_set_component_sysclk,
2137 .set_pll = da7213_set_component_pll,
2138 .idle_bias_on = 1,
2139 .use_pmdown_time = 1,
2140 .endianness = 1,
2141 };
2142
2143 static const struct regmap_config da7213_regmap_config = {
2144 .reg_bits = 8,
2145 .val_bits = 8,
2146
2147 .max_register = DA7213_TONE_GEN_OFF_PER,
2148 .reg_defaults = da7213_reg_defaults,
2149 .num_reg_defaults = ARRAY_SIZE(da7213_reg_defaults),
2150 .volatile_reg = da7213_volatile_register,
2151 .cache_type = REGCACHE_RBTREE,
2152 };
2153
da7213_power_off(void * data)2154 static void da7213_power_off(void *data)
2155 {
2156 struct da7213_priv *da7213 = data;
2157 regulator_bulk_disable(DA7213_NUM_SUPPLIES, da7213->supplies);
2158 }
2159
2160 static const char *da7213_supply_names[DA7213_NUM_SUPPLIES] = {
2161 [DA7213_SUPPLY_VDDA] = "VDDA",
2162 [DA7213_SUPPLY_VDDIO] = "VDDIO",
2163 };
2164
da7213_i2c_probe(struct i2c_client * i2c)2165 static int da7213_i2c_probe(struct i2c_client *i2c)
2166 {
2167 struct da7213_priv *da7213;
2168 int i, ret;
2169
2170 da7213 = devm_kzalloc(&i2c->dev, sizeof(*da7213), GFP_KERNEL);
2171 if (!da7213)
2172 return -ENOMEM;
2173
2174 da7213->fin_min_rate = (uintptr_t)i2c_get_match_data(i2c);
2175 if (!da7213->fin_min_rate)
2176 return -EINVAL;
2177
2178 i2c_set_clientdata(i2c, da7213);
2179
2180 /* Get required supplies */
2181 for (i = 0; i < DA7213_NUM_SUPPLIES; ++i)
2182 da7213->supplies[i].supply = da7213_supply_names[i];
2183
2184 ret = devm_regulator_bulk_get(&i2c->dev, DA7213_NUM_SUPPLIES,
2185 da7213->supplies);
2186 if (ret) {
2187 dev_err(&i2c->dev, "Failed to get supplies: %d\n", ret);
2188 return ret;
2189 }
2190
2191 ret = regulator_bulk_enable(DA7213_NUM_SUPPLIES, da7213->supplies);
2192 if (ret < 0)
2193 return ret;
2194
2195 ret = devm_add_action_or_reset(&i2c->dev, da7213_power_off, da7213);
2196 if (ret < 0)
2197 return ret;
2198
2199 da7213->regmap = devm_regmap_init_i2c(i2c, &da7213_regmap_config);
2200 if (IS_ERR(da7213->regmap)) {
2201 ret = PTR_ERR(da7213->regmap);
2202 dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret);
2203 return ret;
2204 }
2205
2206 mutex_init(&da7213->ctrl_lock);
2207
2208 pm_runtime_set_autosuspend_delay(&i2c->dev, 100);
2209 pm_runtime_use_autosuspend(&i2c->dev);
2210 pm_runtime_set_active(&i2c->dev);
2211 pm_runtime_enable(&i2c->dev);
2212
2213 ret = devm_snd_soc_register_component(&i2c->dev,
2214 &soc_component_dev_da7213, &da7213_dai, 1);
2215 if (ret < 0) {
2216 dev_err(&i2c->dev, "Failed to register da7213 component: %d\n",
2217 ret);
2218 }
2219 return ret;
2220 }
2221
da7213_i2c_remove(struct i2c_client * i2c)2222 static void da7213_i2c_remove(struct i2c_client *i2c)
2223 {
2224 pm_runtime_disable(&i2c->dev);
2225 }
2226
da7213_runtime_suspend(struct device * dev)2227 static int da7213_runtime_suspend(struct device *dev)
2228 {
2229 struct da7213_priv *da7213 = dev_get_drvdata(dev);
2230
2231 regcache_cache_only(da7213->regmap, true);
2232 regcache_mark_dirty(da7213->regmap);
2233 regulator_bulk_disable(DA7213_NUM_SUPPLIES, da7213->supplies);
2234
2235 return 0;
2236 }
2237
da7213_runtime_resume(struct device * dev)2238 static int da7213_runtime_resume(struct device *dev)
2239 {
2240 struct da7213_priv *da7213 = dev_get_drvdata(dev);
2241 int ret;
2242
2243 ret = regulator_bulk_enable(DA7213_NUM_SUPPLIES, da7213->supplies);
2244 if (ret < 0)
2245 return ret;
2246 regcache_cache_only(da7213->regmap, false);
2247 return regcache_sync(da7213->regmap);
2248 }
2249
2250 static const struct dev_pm_ops da7213_pm = {
2251 RUNTIME_PM_OPS(da7213_runtime_suspend, da7213_runtime_resume, NULL)
2252 SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, pm_runtime_force_resume)
2253 };
2254
2255 static const struct i2c_device_id da7213_i2c_id[] = {
2256 { "da7213" },
2257 { }
2258 };
2259 MODULE_DEVICE_TABLE(i2c, da7213_i2c_id);
2260
2261 /* I2C codec control layer */
2262 static struct i2c_driver da7213_i2c_driver = {
2263 .driver = {
2264 .name = "da7213",
2265 .of_match_table = of_match_ptr(da7213_of_match),
2266 .acpi_match_table = ACPI_PTR(da7213_acpi_match),
2267 .pm = pm_ptr(&da7213_pm),
2268 },
2269 .probe = da7213_i2c_probe,
2270 .remove = da7213_i2c_remove,
2271 .id_table = da7213_i2c_id,
2272 };
2273
2274 module_i2c_driver(da7213_i2c_driver);
2275
2276 MODULE_DESCRIPTION("ASoC DA7213 Codec driver");
2277 MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>");
2278 MODULE_AUTHOR("David Rau <David.Rau.opensource@dm.renesas.com>");
2279 MODULE_LICENSE("GPL");
2280