Merge remote-tracking branches 'asoc/topic/cs42l73', 'asoc/topic/cs47l24', 'asoc...
[sfrench/cifs-2.6.git] / sound / soc / codecs / da7213.c
1 /*
2  * DA7213 ALSA SoC Codec Driver
3  *
4  * Copyright (c) 2013 Dialog Semiconductor
5  *
6  * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
7  * Based on DA9055 ALSA SoC codec driver.
8  *
9  * This program is free software; you can redistribute  it and/or modify it
10  * under  the terms of  the GNU General  Public License as published by the
11  * Free Software Foundation;  either version 2 of the  License, or (at your
12  * option) any later version.
13  */
14
15 #include <linux/acpi.h>
16 #include <linux/of_device.h>
17 #include <linux/property.h>
18 #include <linux/clk.h>
19 #include <linux/delay.h>
20 #include <linux/i2c.h>
21 #include <linux/regmap.h>
22 #include <linux/slab.h>
23 #include <linux/module.h>
24 #include <sound/pcm.h>
25 #include <sound/pcm_params.h>
26 #include <sound/soc.h>
27 #include <sound/initval.h>
28 #include <sound/tlv.h>
29
30 #include <sound/da7213.h>
31 #include "da7213.h"
32
33
34 /* Gain and Volume */
35 static const DECLARE_TLV_DB_RANGE(aux_vol_tlv,
36         /* -54dB */
37         0x0, 0x11, TLV_DB_SCALE_ITEM(-5400, 0, 0),
38         /* -52.5dB to 15dB */
39         0x12, 0x3f, TLV_DB_SCALE_ITEM(-5250, 150, 0)
40 );
41
42 static const DECLARE_TLV_DB_RANGE(digital_gain_tlv,
43         0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
44         /* -78dB to 12dB */
45         0x08, 0x7f, TLV_DB_SCALE_ITEM(-7800, 75, 0)
46 );
47
48 static const DECLARE_TLV_DB_RANGE(alc_analog_gain_tlv,
49         0x0, 0x0, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
50         /* 0dB to 36dB */
51         0x01, 0x07, TLV_DB_SCALE_ITEM(0, 600, 0)
52 );
53
54 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, -600, 600, 0);
55 static const DECLARE_TLV_DB_SCALE(mixin_gain_tlv, -450, 150, 0);
56 static const DECLARE_TLV_DB_SCALE(eq_gain_tlv, -1050, 150, 0);
57 static const DECLARE_TLV_DB_SCALE(hp_vol_tlv, -5700, 100, 0);
58 static const DECLARE_TLV_DB_SCALE(lineout_vol_tlv, -4800, 100, 0);
59 static const DECLARE_TLV_DB_SCALE(alc_threshold_tlv, -9450, 150, 0);
60 static const DECLARE_TLV_DB_SCALE(alc_gain_tlv, 0, 600, 0);
61
62 /* ADC and DAC voice mode (8kHz) high pass cutoff value */
63 static const char * const da7213_voice_hpf_corner_txt[] = {
64         "2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz"
65 };
66
67 static SOC_ENUM_SINGLE_DECL(da7213_dac_voice_hpf_corner,
68                             DA7213_DAC_FILTERS1,
69                             DA7213_VOICE_HPF_CORNER_SHIFT,
70                             da7213_voice_hpf_corner_txt);
71
72 static SOC_ENUM_SINGLE_DECL(da7213_adc_voice_hpf_corner,
73                             DA7213_ADC_FILTERS1,
74                             DA7213_VOICE_HPF_CORNER_SHIFT,
75                             da7213_voice_hpf_corner_txt);
76
77 /* ADC and DAC high pass filter cutoff value */
78 static const char * const da7213_audio_hpf_corner_txt[] = {
79         "Fs/24000", "Fs/12000", "Fs/6000", "Fs/3000"
80 };
81
82 static SOC_ENUM_SINGLE_DECL(da7213_dac_audio_hpf_corner,
83                             DA7213_DAC_FILTERS1
84                             , DA7213_AUDIO_HPF_CORNER_SHIFT,
85                             da7213_audio_hpf_corner_txt);
86
87 static SOC_ENUM_SINGLE_DECL(da7213_adc_audio_hpf_corner,
88                             DA7213_ADC_FILTERS1,
89                             DA7213_AUDIO_HPF_CORNER_SHIFT,
90                             da7213_audio_hpf_corner_txt);
91
92 /* Gain ramping rate value */
93 static const char * const da7213_gain_ramp_rate_txt[] = {
94         "nominal rate * 8", "nominal rate * 16", "nominal rate / 16",
95         "nominal rate / 32"
96 };
97
98 static SOC_ENUM_SINGLE_DECL(da7213_gain_ramp_rate,
99                             DA7213_GAIN_RAMP_CTRL,
100                             DA7213_GAIN_RAMP_RATE_SHIFT,
101                             da7213_gain_ramp_rate_txt);
102
103 /* DAC noise gate setup time value */
104 static const char * const da7213_dac_ng_setup_time_txt[] = {
105         "256 samples", "512 samples", "1024 samples", "2048 samples"
106 };
107
108 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_setup_time,
109                             DA7213_DAC_NG_SETUP_TIME,
110                             DA7213_DAC_NG_SETUP_TIME_SHIFT,
111                             da7213_dac_ng_setup_time_txt);
112
113 /* DAC noise gate rampup rate value */
114 static const char * const da7213_dac_ng_rampup_txt[] = {
115         "0.02 ms/dB", "0.16 ms/dB"
116 };
117
118 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampup_rate,
119                             DA7213_DAC_NG_SETUP_TIME,
120                             DA7213_DAC_NG_RAMPUP_RATE_SHIFT,
121                             da7213_dac_ng_rampup_txt);
122
123 /* DAC noise gate rampdown rate value */
124 static const char * const da7213_dac_ng_rampdown_txt[] = {
125         "0.64 ms/dB", "20.48 ms/dB"
126 };
127
128 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampdown_rate,
129                             DA7213_DAC_NG_SETUP_TIME,
130                             DA7213_DAC_NG_RAMPDN_RATE_SHIFT,
131                             da7213_dac_ng_rampdown_txt);
132
133 /* DAC soft mute rate value */
134 static const char * const da7213_dac_soft_mute_rate_txt[] = {
135         "1", "2", "4", "8", "16", "32", "64"
136 };
137
138 static SOC_ENUM_SINGLE_DECL(da7213_dac_soft_mute_rate,
139                             DA7213_DAC_FILTERS5,
140                             DA7213_DAC_SOFTMUTE_RATE_SHIFT,
141                             da7213_dac_soft_mute_rate_txt);
142
143 /* ALC Attack Rate select */
144 static const char * const da7213_alc_attack_rate_txt[] = {
145         "44/fs", "88/fs", "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs",
146         "5632/fs", "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
147 };
148
149 static SOC_ENUM_SINGLE_DECL(da7213_alc_attack_rate,
150                             DA7213_ALC_CTRL2,
151                             DA7213_ALC_ATTACK_SHIFT,
152                             da7213_alc_attack_rate_txt);
153
154 /* ALC Release Rate select */
155 static const char * const da7213_alc_release_rate_txt[] = {
156         "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs", "5632/fs",
157         "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
158 };
159
160 static SOC_ENUM_SINGLE_DECL(da7213_alc_release_rate,
161                             DA7213_ALC_CTRL2,
162                             DA7213_ALC_RELEASE_SHIFT,
163                             da7213_alc_release_rate_txt);
164
165 /* ALC Hold Time select */
166 static const char * const da7213_alc_hold_time_txt[] = {
167         "62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs",
168         "7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs",
169         "253952/fs", "507904/fs", "1015808/fs", "2031616/fs"
170 };
171
172 static SOC_ENUM_SINGLE_DECL(da7213_alc_hold_time,
173                             DA7213_ALC_CTRL3,
174                             DA7213_ALC_HOLD_SHIFT,
175                             da7213_alc_hold_time_txt);
176
177 /* ALC Input Signal Tracking rate select */
178 static const char * const da7213_alc_integ_rate_txt[] = {
179         "1/4", "1/16", "1/256", "1/65536"
180 };
181
182 static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_attack_rate,
183                             DA7213_ALC_CTRL3,
184                             DA7213_ALC_INTEG_ATTACK_SHIFT,
185                             da7213_alc_integ_rate_txt);
186
187 static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_release_rate,
188                             DA7213_ALC_CTRL3,
189                             DA7213_ALC_INTEG_RELEASE_SHIFT,
190                             da7213_alc_integ_rate_txt);
191
192
193 /*
194  * Control Functions
195  */
196
197 static int da7213_get_alc_data(struct snd_soc_codec *codec, u8 reg_val)
198 {
199         int mid_data, top_data;
200         int sum = 0;
201         u8 iteration;
202
203         for (iteration = 0; iteration < DA7213_ALC_AVG_ITERATIONS;
204              iteration++) {
205                 /* Select the left or right channel and capture data */
206                 snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL, reg_val);
207
208                 /* Select middle 8 bits for read back from data register */
209                 snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL,
210                               reg_val | DA7213_ALC_DATA_MIDDLE);
211                 mid_data = snd_soc_read(codec, DA7213_ALC_CIC_OP_LVL_DATA);
212
213                 /* Select top 8 bits for read back from data register */
214                 snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL,
215                               reg_val | DA7213_ALC_DATA_TOP);
216                 top_data = snd_soc_read(codec, DA7213_ALC_CIC_OP_LVL_DATA);
217
218                 sum += ((mid_data << 8) | (top_data << 16));
219         }
220
221         return sum / DA7213_ALC_AVG_ITERATIONS;
222 }
223
224 static void da7213_alc_calib_man(struct snd_soc_codec *codec)
225 {
226         u8 reg_val;
227         int avg_left_data, avg_right_data, offset_l, offset_r;
228
229         /* Calculate average for Left and Right data */
230         /* Left Data */
231         avg_left_data = da7213_get_alc_data(codec,
232                         DA7213_ALC_CIC_OP_CHANNEL_LEFT);
233         /* Right Data */
234         avg_right_data = da7213_get_alc_data(codec,
235                          DA7213_ALC_CIC_OP_CHANNEL_RIGHT);
236
237         /* Calculate DC offset */
238         offset_l = -avg_left_data;
239         offset_r = -avg_right_data;
240
241         reg_val = (offset_l & DA7213_ALC_OFFSET_15_8) >> 8;
242         snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_M_L, reg_val);
243         reg_val = (offset_l & DA7213_ALC_OFFSET_19_16) >> 16;
244         snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_U_L, reg_val);
245
246         reg_val = (offset_r & DA7213_ALC_OFFSET_15_8) >> 8;
247         snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_M_R, reg_val);
248         reg_val = (offset_r & DA7213_ALC_OFFSET_19_16) >> 16;
249         snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_U_R, reg_val);
250
251         /* Enable analog/digital gain mode & offset cancellation */
252         snd_soc_update_bits(codec, DA7213_ALC_CTRL1,
253                             DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
254                             DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE);
255 }
256
257 static void da7213_alc_calib_auto(struct snd_soc_codec *codec)
258 {
259         u8 alc_ctrl1;
260
261         /* Begin auto calibration and wait for completion */
262         snd_soc_update_bits(codec, DA7213_ALC_CTRL1, DA7213_ALC_AUTO_CALIB_EN,
263                             DA7213_ALC_AUTO_CALIB_EN);
264         do {
265                 alc_ctrl1 = snd_soc_read(codec, DA7213_ALC_CTRL1);
266         } while (alc_ctrl1 & DA7213_ALC_AUTO_CALIB_EN);
267
268         /* If auto calibration fails, fall back to digital gain only mode */
269         if (alc_ctrl1 & DA7213_ALC_CALIB_OVERFLOW) {
270                 dev_warn(codec->dev,
271                          "ALC auto calibration failed with overflow\n");
272                 snd_soc_update_bits(codec, DA7213_ALC_CTRL1,
273                                     DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
274                                     0);
275         } else {
276                 /* Enable analog/digital gain mode & offset cancellation */
277                 snd_soc_update_bits(codec, DA7213_ALC_CTRL1,
278                                     DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
279                                     DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE);
280         }
281
282 }
283
284 static void da7213_alc_calib(struct snd_soc_codec *codec)
285 {
286         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
287         u8 adc_l_ctrl, adc_r_ctrl;
288         u8 mixin_l_sel, mixin_r_sel;
289         u8 mic_1_ctrl, mic_2_ctrl;
290
291         /* Save current values from ADC control registers */
292         adc_l_ctrl = snd_soc_read(codec, DA7213_ADC_L_CTRL);
293         adc_r_ctrl = snd_soc_read(codec, DA7213_ADC_R_CTRL);
294
295         /* Save current values from MIXIN_L/R_SELECT registers */
296         mixin_l_sel = snd_soc_read(codec, DA7213_MIXIN_L_SELECT);
297         mixin_r_sel = snd_soc_read(codec, DA7213_MIXIN_R_SELECT);
298
299         /* Save current values from MIC control registers */
300         mic_1_ctrl = snd_soc_read(codec, DA7213_MIC_1_CTRL);
301         mic_2_ctrl = snd_soc_read(codec, DA7213_MIC_2_CTRL);
302
303         /* Enable ADC Left and Right */
304         snd_soc_update_bits(codec, DA7213_ADC_L_CTRL, DA7213_ADC_EN,
305                             DA7213_ADC_EN);
306         snd_soc_update_bits(codec, DA7213_ADC_R_CTRL, DA7213_ADC_EN,
307                             DA7213_ADC_EN);
308
309         /* Enable MIC paths */
310         snd_soc_update_bits(codec, DA7213_MIXIN_L_SELECT,
311                             DA7213_MIXIN_L_MIX_SELECT_MIC_1 |
312                             DA7213_MIXIN_L_MIX_SELECT_MIC_2,
313                             DA7213_MIXIN_L_MIX_SELECT_MIC_1 |
314                             DA7213_MIXIN_L_MIX_SELECT_MIC_2);
315         snd_soc_update_bits(codec, DA7213_MIXIN_R_SELECT,
316                             DA7213_MIXIN_R_MIX_SELECT_MIC_2 |
317                             DA7213_MIXIN_R_MIX_SELECT_MIC_1,
318                             DA7213_MIXIN_R_MIX_SELECT_MIC_2 |
319                             DA7213_MIXIN_R_MIX_SELECT_MIC_1);
320
321         /* Mute MIC PGAs */
322         snd_soc_update_bits(codec, DA7213_MIC_1_CTRL, DA7213_MUTE_EN,
323                             DA7213_MUTE_EN);
324         snd_soc_update_bits(codec, DA7213_MIC_2_CTRL, DA7213_MUTE_EN,
325                             DA7213_MUTE_EN);
326
327         /* Perform calibration */
328         if (da7213->alc_calib_auto)
329                 da7213_alc_calib_auto(codec);
330         else
331                 da7213_alc_calib_man(codec);
332
333         /* Restore MIXIN_L/R_SELECT registers to their original states */
334         snd_soc_write(codec, DA7213_MIXIN_L_SELECT, mixin_l_sel);
335         snd_soc_write(codec, DA7213_MIXIN_R_SELECT, mixin_r_sel);
336
337         /* Restore ADC control registers to their original states */
338         snd_soc_write(codec, DA7213_ADC_L_CTRL, adc_l_ctrl);
339         snd_soc_write(codec, DA7213_ADC_R_CTRL, adc_r_ctrl);
340
341         /* Restore original values of MIC control registers */
342         snd_soc_write(codec, DA7213_MIC_1_CTRL, mic_1_ctrl);
343         snd_soc_write(codec, DA7213_MIC_2_CTRL, mic_2_ctrl);
344 }
345
346 static int da7213_put_mixin_gain(struct snd_kcontrol *kcontrol,
347                                 struct snd_ctl_elem_value *ucontrol)
348 {
349         struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
350         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
351         int ret;
352
353         ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);
354
355         /* If ALC in operation, make sure calibrated offsets are updated */
356         if ((!ret) && (da7213->alc_en))
357                 da7213_alc_calib(codec);
358
359         return ret;
360 }
361
362 static int da7213_put_alc_sw(struct snd_kcontrol *kcontrol,
363                             struct snd_ctl_elem_value *ucontrol)
364 {
365         struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
366         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
367
368         /* Force ALC offset calibration if enabling ALC */
369         if (ucontrol->value.integer.value[0] ||
370             ucontrol->value.integer.value[1]) {
371                 if (!da7213->alc_en) {
372                         da7213_alc_calib(codec);
373                         da7213->alc_en = true;
374                 }
375         } else {
376                 da7213->alc_en = false;
377         }
378
379         return snd_soc_put_volsw(kcontrol, ucontrol);
380 }
381
382
383 /*
384  * KControls
385  */
386
387 static const struct snd_kcontrol_new da7213_snd_controls[] = {
388
389         /* Volume controls */
390         SOC_SINGLE_TLV("Mic 1 Volume", DA7213_MIC_1_GAIN,
391                        DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX,
392                        DA7213_NO_INVERT, mic_vol_tlv),
393         SOC_SINGLE_TLV("Mic 2 Volume", DA7213_MIC_2_GAIN,
394                        DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX,
395                        DA7213_NO_INVERT, mic_vol_tlv),
396         SOC_DOUBLE_R_TLV("Aux Volume", DA7213_AUX_L_GAIN, DA7213_AUX_R_GAIN,
397                          DA7213_AUX_AMP_GAIN_SHIFT, DA7213_AUX_AMP_GAIN_MAX,
398                          DA7213_NO_INVERT, aux_vol_tlv),
399         SOC_DOUBLE_R_EXT_TLV("Mixin PGA Volume", DA7213_MIXIN_L_GAIN,
400                              DA7213_MIXIN_R_GAIN, DA7213_MIXIN_AMP_GAIN_SHIFT,
401                              DA7213_MIXIN_AMP_GAIN_MAX, DA7213_NO_INVERT,
402                              snd_soc_get_volsw_2r, da7213_put_mixin_gain,
403                              mixin_gain_tlv),
404         SOC_DOUBLE_R_TLV("ADC Volume", DA7213_ADC_L_GAIN, DA7213_ADC_R_GAIN,
405                          DA7213_ADC_AMP_GAIN_SHIFT, DA7213_ADC_AMP_GAIN_MAX,
406                          DA7213_NO_INVERT, digital_gain_tlv),
407         SOC_DOUBLE_R_TLV("DAC Volume", DA7213_DAC_L_GAIN, DA7213_DAC_R_GAIN,
408                          DA7213_DAC_AMP_GAIN_SHIFT, DA7213_DAC_AMP_GAIN_MAX,
409                          DA7213_NO_INVERT, digital_gain_tlv),
410         SOC_DOUBLE_R_TLV("Headphone Volume", DA7213_HP_L_GAIN, DA7213_HP_R_GAIN,
411                          DA7213_HP_AMP_GAIN_SHIFT, DA7213_HP_AMP_GAIN_MAX,
412                          DA7213_NO_INVERT, hp_vol_tlv),
413         SOC_SINGLE_TLV("Lineout Volume", DA7213_LINE_GAIN,
414                        DA7213_LINE_AMP_GAIN_SHIFT, DA7213_LINE_AMP_GAIN_MAX,
415                        DA7213_NO_INVERT, lineout_vol_tlv),
416
417         /* DAC Equalizer controls */
418         SOC_SINGLE("DAC EQ Switch", DA7213_DAC_FILTERS4, DA7213_DAC_EQ_EN_SHIFT,
419                    DA7213_DAC_EQ_EN_MAX, DA7213_NO_INVERT),
420         SOC_SINGLE_TLV("DAC EQ1 Volume", DA7213_DAC_FILTERS2,
421                        DA7213_DAC_EQ_BAND1_SHIFT, DA7213_DAC_EQ_BAND_MAX,
422                        DA7213_NO_INVERT, eq_gain_tlv),
423         SOC_SINGLE_TLV("DAC EQ2 Volume", DA7213_DAC_FILTERS2,
424                        DA7213_DAC_EQ_BAND2_SHIFT, DA7213_DAC_EQ_BAND_MAX,
425                        DA7213_NO_INVERT, eq_gain_tlv),
426         SOC_SINGLE_TLV("DAC EQ3 Volume", DA7213_DAC_FILTERS3,
427                        DA7213_DAC_EQ_BAND3_SHIFT, DA7213_DAC_EQ_BAND_MAX,
428                        DA7213_NO_INVERT, eq_gain_tlv),
429         SOC_SINGLE_TLV("DAC EQ4 Volume", DA7213_DAC_FILTERS3,
430                        DA7213_DAC_EQ_BAND4_SHIFT, DA7213_DAC_EQ_BAND_MAX,
431                        DA7213_NO_INVERT, eq_gain_tlv),
432         SOC_SINGLE_TLV("DAC EQ5 Volume", DA7213_DAC_FILTERS4,
433                        DA7213_DAC_EQ_BAND5_SHIFT, DA7213_DAC_EQ_BAND_MAX,
434                        DA7213_NO_INVERT, eq_gain_tlv),
435
436         /* High Pass Filter and Voice Mode controls */
437         SOC_SINGLE("ADC HPF Switch", DA7213_ADC_FILTERS1, DA7213_HPF_EN_SHIFT,
438                    DA7213_HPF_EN_MAX, DA7213_NO_INVERT),
439         SOC_ENUM("ADC HPF Cutoff", da7213_adc_audio_hpf_corner),
440         SOC_SINGLE("ADC Voice Mode Switch", DA7213_ADC_FILTERS1,
441                    DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX,
442                    DA7213_NO_INVERT),
443         SOC_ENUM("ADC Voice Cutoff", da7213_adc_voice_hpf_corner),
444
445         SOC_SINGLE("DAC HPF Switch", DA7213_DAC_FILTERS1, DA7213_HPF_EN_SHIFT,
446                    DA7213_HPF_EN_MAX, DA7213_NO_INVERT),
447         SOC_ENUM("DAC HPF Cutoff", da7213_dac_audio_hpf_corner),
448         SOC_SINGLE("DAC Voice Mode Switch", DA7213_DAC_FILTERS1,
449                    DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX,
450                    DA7213_NO_INVERT),
451         SOC_ENUM("DAC Voice Cutoff", da7213_dac_voice_hpf_corner),
452
453         /* Mute controls */
454         SOC_SINGLE("Mic 1 Switch", DA7213_MIC_1_CTRL, DA7213_MUTE_EN_SHIFT,
455                    DA7213_MUTE_EN_MAX, DA7213_INVERT),
456         SOC_SINGLE("Mic 2 Switch", DA7213_MIC_2_CTRL, DA7213_MUTE_EN_SHIFT,
457                    DA7213_MUTE_EN_MAX, DA7213_INVERT),
458         SOC_DOUBLE_R("Aux Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL,
459                      DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
460         SOC_DOUBLE_R("Mixin PGA Switch", DA7213_MIXIN_L_CTRL,
461                      DA7213_MIXIN_R_CTRL, DA7213_MUTE_EN_SHIFT,
462                      DA7213_MUTE_EN_MAX, DA7213_INVERT),
463         SOC_DOUBLE_R("ADC Switch", DA7213_ADC_L_CTRL, DA7213_ADC_R_CTRL,
464                      DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
465         SOC_DOUBLE_R("Headphone Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL,
466                      DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
467         SOC_SINGLE("Lineout Switch", DA7213_LINE_CTRL, DA7213_MUTE_EN_SHIFT,
468                    DA7213_MUTE_EN_MAX, DA7213_INVERT),
469         SOC_SINGLE("DAC Soft Mute Switch", DA7213_DAC_FILTERS5,
470                    DA7213_DAC_SOFTMUTE_EN_SHIFT, DA7213_DAC_SOFTMUTE_EN_MAX,
471                    DA7213_NO_INVERT),
472         SOC_ENUM("DAC Soft Mute Rate", da7213_dac_soft_mute_rate),
473
474         /* Zero Cross controls */
475         SOC_DOUBLE_R("Aux ZC Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL,
476                      DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT),
477         SOC_DOUBLE_R("Mixin PGA ZC Switch", DA7213_MIXIN_L_CTRL,
478                      DA7213_MIXIN_R_CTRL, DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX,
479                      DA7213_NO_INVERT),
480         SOC_DOUBLE_R("Headphone ZC Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL,
481                      DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT),
482
483         /* Gain Ramping controls */
484         SOC_DOUBLE_R("Aux Gain Ramping Switch", DA7213_AUX_L_CTRL,
485                      DA7213_AUX_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
486                      DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
487         SOC_DOUBLE_R("Mixin Gain Ramping Switch", DA7213_MIXIN_L_CTRL,
488                      DA7213_MIXIN_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
489                      DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
490         SOC_DOUBLE_R("ADC Gain Ramping Switch", DA7213_ADC_L_CTRL,
491                      DA7213_ADC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
492                      DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
493         SOC_DOUBLE_R("DAC Gain Ramping Switch", DA7213_DAC_L_CTRL,
494                      DA7213_DAC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
495                      DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
496         SOC_DOUBLE_R("Headphone Gain Ramping Switch", DA7213_HP_L_CTRL,
497                      DA7213_HP_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
498                      DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
499         SOC_SINGLE("Lineout Gain Ramping Switch", DA7213_LINE_CTRL,
500                    DA7213_GAIN_RAMP_EN_SHIFT, DA7213_GAIN_RAMP_EN_MAX,
501                    DA7213_NO_INVERT),
502         SOC_ENUM("Gain Ramping Rate", da7213_gain_ramp_rate),
503
504         /* DAC Noise Gate controls */
505         SOC_SINGLE("DAC NG Switch", DA7213_DAC_NG_CTRL, DA7213_DAC_NG_EN_SHIFT,
506                    DA7213_DAC_NG_EN_MAX, DA7213_NO_INVERT),
507         SOC_ENUM("DAC NG Setup Time", da7213_dac_ng_setup_time),
508         SOC_ENUM("DAC NG Rampup Rate", da7213_dac_ng_rampup_rate),
509         SOC_ENUM("DAC NG Rampdown Rate", da7213_dac_ng_rampdown_rate),
510         SOC_SINGLE("DAC NG OFF Threshold", DA7213_DAC_NG_OFF_THRESHOLD,
511                    DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX,
512                    DA7213_NO_INVERT),
513         SOC_SINGLE("DAC NG ON Threshold", DA7213_DAC_NG_ON_THRESHOLD,
514                    DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX,
515                    DA7213_NO_INVERT),
516
517         /* DAC Routing & Inversion */
518         SOC_DOUBLE("DAC Mono Switch", DA7213_DIG_ROUTING_DAC,
519                    DA7213_DAC_L_MONO_SHIFT, DA7213_DAC_R_MONO_SHIFT,
520                    DA7213_DAC_MONO_MAX, DA7213_NO_INVERT),
521         SOC_DOUBLE("DAC Invert Switch", DA7213_DIG_CTRL, DA7213_DAC_L_INV_SHIFT,
522                    DA7213_DAC_R_INV_SHIFT, DA7213_DAC_INV_MAX,
523                    DA7213_NO_INVERT),
524
525         /* DMIC controls */
526         SOC_DOUBLE_R("DMIC Switch", DA7213_MIXIN_L_SELECT,
527                      DA7213_MIXIN_R_SELECT, DA7213_DMIC_EN_SHIFT,
528                      DA7213_DMIC_EN_MAX, DA7213_NO_INVERT),
529
530         /* ALC Controls */
531         SOC_DOUBLE_EXT("ALC Switch", DA7213_ALC_CTRL1, DA7213_ALC_L_EN_SHIFT,
532                        DA7213_ALC_R_EN_SHIFT, DA7213_ALC_EN_MAX,
533                        DA7213_NO_INVERT, snd_soc_get_volsw, da7213_put_alc_sw),
534         SOC_ENUM("ALC Attack Rate", da7213_alc_attack_rate),
535         SOC_ENUM("ALC Release Rate", da7213_alc_release_rate),
536         SOC_ENUM("ALC Hold Time", da7213_alc_hold_time),
537         /*
538          * Rate at which input signal envelope is tracked as the signal gets
539          * larger
540          */
541         SOC_ENUM("ALC Integ Attack Rate", da7213_alc_integ_attack_rate),
542         /*
543          * Rate at which input signal envelope is tracked as the signal gets
544          * smaller
545          */
546         SOC_ENUM("ALC Integ Release Rate", da7213_alc_integ_release_rate),
547         SOC_SINGLE_TLV("ALC Noise Threshold Volume", DA7213_ALC_NOISE,
548                        DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
549                        DA7213_INVERT, alc_threshold_tlv),
550         SOC_SINGLE_TLV("ALC Min Threshold Volume", DA7213_ALC_TARGET_MIN,
551                        DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
552                        DA7213_INVERT, alc_threshold_tlv),
553         SOC_SINGLE_TLV("ALC Max Threshold Volume", DA7213_ALC_TARGET_MAX,
554                        DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
555                        DA7213_INVERT, alc_threshold_tlv),
556         SOC_SINGLE_TLV("ALC Max Attenuation Volume", DA7213_ALC_GAIN_LIMITS,
557                        DA7213_ALC_ATTEN_MAX_SHIFT,
558                        DA7213_ALC_ATTEN_GAIN_MAX_MAX, DA7213_NO_INVERT,
559                        alc_gain_tlv),
560         SOC_SINGLE_TLV("ALC Max Gain Volume", DA7213_ALC_GAIN_LIMITS,
561                        DA7213_ALC_GAIN_MAX_SHIFT, DA7213_ALC_ATTEN_GAIN_MAX_MAX,
562                        DA7213_NO_INVERT, alc_gain_tlv),
563         SOC_SINGLE_TLV("ALC Min Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS,
564                        DA7213_ALC_ANA_GAIN_MIN_SHIFT, DA7213_ALC_ANA_GAIN_MAX,
565                        DA7213_NO_INVERT, alc_analog_gain_tlv),
566         SOC_SINGLE_TLV("ALC Max Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS,
567                        DA7213_ALC_ANA_GAIN_MAX_SHIFT, DA7213_ALC_ANA_GAIN_MAX,
568                        DA7213_NO_INVERT, alc_analog_gain_tlv),
569         SOC_SINGLE("ALC Anticlip Mode Switch", DA7213_ALC_ANTICLIP_CTRL,
570                    DA7213_ALC_ANTICLIP_EN_SHIFT, DA7213_ALC_ANTICLIP_EN_MAX,
571                    DA7213_NO_INVERT),
572         SOC_SINGLE("ALC Anticlip Level", DA7213_ALC_ANTICLIP_LEVEL,
573                    DA7213_ALC_ANTICLIP_LEVEL_SHIFT,
574                    DA7213_ALC_ANTICLIP_LEVEL_MAX, DA7213_NO_INVERT),
575 };
576
577
578 /*
579  * DAPM
580  */
581
582 /*
583  * Enums
584  */
585
586 /* MIC PGA source select */
587 static const char * const da7213_mic_amp_in_sel_txt[] = {
588         "Differential", "MIC_P", "MIC_N"
589 };
590
591 static SOC_ENUM_SINGLE_DECL(da7213_mic_1_amp_in_sel,
592                             DA7213_MIC_1_CTRL,
593                             DA7213_MIC_AMP_IN_SEL_SHIFT,
594                             da7213_mic_amp_in_sel_txt);
595 static const struct snd_kcontrol_new da7213_mic_1_amp_in_sel_mux =
596         SOC_DAPM_ENUM("Mic 1 Amp Source MUX", da7213_mic_1_amp_in_sel);
597
598 static SOC_ENUM_SINGLE_DECL(da7213_mic_2_amp_in_sel,
599                             DA7213_MIC_2_CTRL,
600                             DA7213_MIC_AMP_IN_SEL_SHIFT,
601                             da7213_mic_amp_in_sel_txt);
602 static const struct snd_kcontrol_new da7213_mic_2_amp_in_sel_mux =
603         SOC_DAPM_ENUM("Mic 2 Amp Source MUX", da7213_mic_2_amp_in_sel);
604
605 /* DAI routing select */
606 static const char * const da7213_dai_src_txt[] = {
607         "ADC Left", "ADC Right", "DAI Input Left", "DAI Input Right"
608 };
609
610 static SOC_ENUM_SINGLE_DECL(da7213_dai_l_src,
611                             DA7213_DIG_ROUTING_DAI,
612                             DA7213_DAI_L_SRC_SHIFT,
613                             da7213_dai_src_txt);
614 static const struct snd_kcontrol_new da7213_dai_l_src_mux =
615         SOC_DAPM_ENUM("DAI Left Source MUX", da7213_dai_l_src);
616
617 static SOC_ENUM_SINGLE_DECL(da7213_dai_r_src,
618                             DA7213_DIG_ROUTING_DAI,
619                             DA7213_DAI_R_SRC_SHIFT,
620                             da7213_dai_src_txt);
621 static const struct snd_kcontrol_new da7213_dai_r_src_mux =
622         SOC_DAPM_ENUM("DAI Right Source MUX", da7213_dai_r_src);
623
624 /* DAC routing select */
625 static const char * const da7213_dac_src_txt[] = {
626         "ADC Output Left", "ADC Output Right", "DAI Input Left",
627         "DAI Input Right"
628 };
629
630 static SOC_ENUM_SINGLE_DECL(da7213_dac_l_src,
631                             DA7213_DIG_ROUTING_DAC,
632                             DA7213_DAC_L_SRC_SHIFT,
633                             da7213_dac_src_txt);
634 static const struct snd_kcontrol_new da7213_dac_l_src_mux =
635         SOC_DAPM_ENUM("DAC Left Source MUX", da7213_dac_l_src);
636
637 static SOC_ENUM_SINGLE_DECL(da7213_dac_r_src,
638                             DA7213_DIG_ROUTING_DAC,
639                             DA7213_DAC_R_SRC_SHIFT,
640                             da7213_dac_src_txt);
641 static const struct snd_kcontrol_new da7213_dac_r_src_mux =
642         SOC_DAPM_ENUM("DAC Right Source MUX", da7213_dac_r_src);
643
644 /*
645  * Mixer Controls
646  */
647
648 /* Mixin Left */
649 static const struct snd_kcontrol_new da7213_dapm_mixinl_controls[] = {
650         SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXIN_L_SELECT,
651                         DA7213_MIXIN_L_MIX_SELECT_AUX_L_SHIFT,
652                         DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
653         SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_L_SELECT,
654                         DA7213_MIXIN_L_MIX_SELECT_MIC_1_SHIFT,
655                         DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
656         SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_L_SELECT,
657                         DA7213_MIXIN_L_MIX_SELECT_MIC_2_SHIFT,
658                         DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
659         SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXIN_L_SELECT,
660                         DA7213_MIXIN_L_MIX_SELECT_MIXIN_R_SHIFT,
661                         DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
662 };
663
664 /* Mixin Right */
665 static const struct snd_kcontrol_new da7213_dapm_mixinr_controls[] = {
666         SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXIN_R_SELECT,
667                         DA7213_MIXIN_R_MIX_SELECT_AUX_R_SHIFT,
668                         DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
669         SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_R_SELECT,
670                         DA7213_MIXIN_R_MIX_SELECT_MIC_2_SHIFT,
671                         DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
672         SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_R_SELECT,
673                         DA7213_MIXIN_R_MIX_SELECT_MIC_1_SHIFT,
674                         DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
675         SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXIN_R_SELECT,
676                         DA7213_MIXIN_R_MIX_SELECT_MIXIN_L_SHIFT,
677                         DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
678 };
679
680 /* Mixout Left */
681 static const struct snd_kcontrol_new da7213_dapm_mixoutl_controls[] = {
682         SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXOUT_L_SELECT,
683                         DA7213_MIXOUT_L_MIX_SELECT_AUX_L_SHIFT,
684                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
685         SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_L_SELECT,
686                         DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_SHIFT,
687                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
688         SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_L_SELECT,
689                         DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_SHIFT,
690                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
691         SOC_DAPM_SINGLE("DAC Left Switch", DA7213_MIXOUT_L_SELECT,
692                         DA7213_MIXOUT_L_MIX_SELECT_DAC_L_SHIFT,
693                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
694         SOC_DAPM_SINGLE("Aux Left Invert Switch", DA7213_MIXOUT_L_SELECT,
695                         DA7213_MIXOUT_L_MIX_SELECT_AUX_L_INVERTED_SHIFT,
696                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
697         SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_L_SELECT,
698                         DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_INVERTED_SHIFT,
699                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
700         SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_L_SELECT,
701                         DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_INVERTED_SHIFT,
702                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
703 };
704
705 /* Mixout Right */
706 static const struct snd_kcontrol_new da7213_dapm_mixoutr_controls[] = {
707         SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXOUT_R_SELECT,
708                         DA7213_MIXOUT_R_MIX_SELECT_AUX_R_SHIFT,
709                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
710         SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_R_SELECT,
711                         DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_SHIFT,
712                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
713         SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_R_SELECT,
714                         DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_SHIFT,
715                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
716         SOC_DAPM_SINGLE("DAC Right Switch", DA7213_MIXOUT_R_SELECT,
717                         DA7213_MIXOUT_R_MIX_SELECT_DAC_R_SHIFT,
718                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
719         SOC_DAPM_SINGLE("Aux Right Invert Switch", DA7213_MIXOUT_R_SELECT,
720                         DA7213_MIXOUT_R_MIX_SELECT_AUX_R_INVERTED_SHIFT,
721                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
722         SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_R_SELECT,
723                         DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_INVERTED_SHIFT,
724                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
725         SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_R_SELECT,
726                         DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_INVERTED_SHIFT,
727                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
728 };
729
730
731 /*
732  * DAPM Events
733  */
734
735 static int da7213_dai_event(struct snd_soc_dapm_widget *w,
736                             struct snd_kcontrol *kcontrol, int event)
737 {
738         struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
739         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
740         u8 pll_ctrl, pll_status;
741         int i = 0;
742         bool srm_lock = false;
743
744         switch (event) {
745         case SND_SOC_DAPM_PRE_PMU:
746                 /* Enable DAI clks for master mode */
747                 if (da7213->master)
748                         snd_soc_update_bits(codec, DA7213_DAI_CLK_MODE,
749                                             DA7213_DAI_CLK_EN_MASK,
750                                             DA7213_DAI_CLK_EN_MASK);
751
752                 /* PC synchronised to DAI */
753                 snd_soc_update_bits(codec, DA7213_PC_COUNT,
754                                     DA7213_PC_FREERUN_MASK, 0);
755
756                 /* If SRM not enabled then nothing more to do */
757                 pll_ctrl = snd_soc_read(codec, DA7213_PLL_CTRL);
758                 if (!(pll_ctrl & DA7213_PLL_SRM_EN))
759                         return 0;
760
761                 /* Assist 32KHz mode PLL lock */
762                 if (pll_ctrl & DA7213_PLL_32K_MODE) {
763                         snd_soc_write(codec, 0xF0, 0x8B);
764                         snd_soc_write(codec, 0xF2, 0x03);
765                         snd_soc_write(codec, 0xF0, 0x00);
766                 }
767
768                 /* Check SRM has locked */
769                 do {
770                         pll_status = snd_soc_read(codec, DA7213_PLL_STATUS);
771                         if (pll_status & DA7219_PLL_SRM_LOCK) {
772                                 srm_lock = true;
773                         } else {
774                                 ++i;
775                                 msleep(50);
776                         }
777                 } while ((i < DA7213_SRM_CHECK_RETRIES) && (!srm_lock));
778
779                 if (!srm_lock)
780                         dev_warn(codec->dev, "SRM failed to lock\n");
781
782                 return 0;
783         case SND_SOC_DAPM_POST_PMD:
784                 /* Revert 32KHz PLL lock udpates if applied previously */
785                 pll_ctrl = snd_soc_read(codec, DA7213_PLL_CTRL);
786                 if (pll_ctrl & DA7213_PLL_32K_MODE) {
787                         snd_soc_write(codec, 0xF0, 0x8B);
788                         snd_soc_write(codec, 0xF2, 0x01);
789                         snd_soc_write(codec, 0xF0, 0x00);
790                 }
791
792                 /* PC free-running */
793                 snd_soc_update_bits(codec, DA7213_PC_COUNT,
794                                     DA7213_PC_FREERUN_MASK,
795                                     DA7213_PC_FREERUN_MASK);
796
797                 /* Disable DAI clks if in master mode */
798                 if (da7213->master)
799                         snd_soc_update_bits(codec, DA7213_DAI_CLK_MODE,
800                                             DA7213_DAI_CLK_EN_MASK, 0);
801                 return 0;
802         default:
803                 return -EINVAL;
804         }
805 }
806
807
808 /*
809  * DAPM widgets
810  */
811
812 static const struct snd_soc_dapm_widget da7213_dapm_widgets[] = {
813         /*
814          * Input & Output
815          */
816
817         /* Use a supply here as this controls both input & output DAIs */
818         SND_SOC_DAPM_SUPPLY("DAI", DA7213_DAI_CTRL, DA7213_DAI_EN_SHIFT,
819                             DA7213_NO_INVERT, da7213_dai_event,
820                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
821
822         /*
823          * Input
824          */
825
826         /* Input Lines */
827         SND_SOC_DAPM_INPUT("MIC1"),
828         SND_SOC_DAPM_INPUT("MIC2"),
829         SND_SOC_DAPM_INPUT("AUXL"),
830         SND_SOC_DAPM_INPUT("AUXR"),
831
832         /* MUXs for Mic PGA source selection */
833         SND_SOC_DAPM_MUX("Mic 1 Amp Source MUX", SND_SOC_NOPM, 0, 0,
834                          &da7213_mic_1_amp_in_sel_mux),
835         SND_SOC_DAPM_MUX("Mic 2 Amp Source MUX", SND_SOC_NOPM, 0, 0,
836                          &da7213_mic_2_amp_in_sel_mux),
837
838         /* Input PGAs */
839         SND_SOC_DAPM_PGA("Mic 1 PGA", DA7213_MIC_1_CTRL, DA7213_AMP_EN_SHIFT,
840                          DA7213_NO_INVERT, NULL, 0),
841         SND_SOC_DAPM_PGA("Mic 2 PGA", DA7213_MIC_2_CTRL, DA7213_AMP_EN_SHIFT,
842                          DA7213_NO_INVERT, NULL, 0),
843         SND_SOC_DAPM_PGA("Aux Left PGA", DA7213_AUX_L_CTRL, DA7213_AMP_EN_SHIFT,
844                          DA7213_NO_INVERT, NULL, 0),
845         SND_SOC_DAPM_PGA("Aux Right PGA", DA7213_AUX_R_CTRL,
846                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
847         SND_SOC_DAPM_PGA("Mixin Left PGA", DA7213_MIXIN_L_CTRL,
848                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
849         SND_SOC_DAPM_PGA("Mixin Right PGA", DA7213_MIXIN_R_CTRL,
850                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
851
852         /* Mic Biases */
853         SND_SOC_DAPM_SUPPLY("Mic Bias 1", DA7213_MICBIAS_CTRL,
854                             DA7213_MICBIAS1_EN_SHIFT, DA7213_NO_INVERT,
855                             NULL, 0),
856         SND_SOC_DAPM_SUPPLY("Mic Bias 2", DA7213_MICBIAS_CTRL,
857                             DA7213_MICBIAS2_EN_SHIFT, DA7213_NO_INVERT,
858                             NULL, 0),
859
860         /* Input Mixers */
861         SND_SOC_DAPM_MIXER("Mixin Left", SND_SOC_NOPM, 0, 0,
862                            &da7213_dapm_mixinl_controls[0],
863                            ARRAY_SIZE(da7213_dapm_mixinl_controls)),
864         SND_SOC_DAPM_MIXER("Mixin Right", SND_SOC_NOPM, 0, 0,
865                            &da7213_dapm_mixinr_controls[0],
866                            ARRAY_SIZE(da7213_dapm_mixinr_controls)),
867
868         /* ADCs */
869         SND_SOC_DAPM_ADC("ADC Left", NULL, DA7213_ADC_L_CTRL,
870                          DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT),
871         SND_SOC_DAPM_ADC("ADC Right", NULL, DA7213_ADC_R_CTRL,
872                          DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT),
873
874         /* DAI */
875         SND_SOC_DAPM_MUX("DAI Left Source MUX", SND_SOC_NOPM, 0, 0,
876                          &da7213_dai_l_src_mux),
877         SND_SOC_DAPM_MUX("DAI Right Source MUX", SND_SOC_NOPM, 0, 0,
878                          &da7213_dai_r_src_mux),
879         SND_SOC_DAPM_AIF_OUT("DAIOUTL", "Capture", 0, SND_SOC_NOPM, 0, 0),
880         SND_SOC_DAPM_AIF_OUT("DAIOUTR", "Capture", 1, SND_SOC_NOPM, 0, 0),
881
882         /*
883          * Output
884          */
885
886         /* DAI */
887         SND_SOC_DAPM_AIF_IN("DAIINL", "Playback", 0, SND_SOC_NOPM, 0, 0),
888         SND_SOC_DAPM_AIF_IN("DAIINR", "Playback", 1, SND_SOC_NOPM, 0, 0),
889         SND_SOC_DAPM_MUX("DAC Left Source MUX", SND_SOC_NOPM, 0, 0,
890                          &da7213_dac_l_src_mux),
891         SND_SOC_DAPM_MUX("DAC Right Source MUX", SND_SOC_NOPM, 0, 0,
892                          &da7213_dac_r_src_mux),
893
894         /* DACs */
895         SND_SOC_DAPM_DAC("DAC Left", NULL, DA7213_DAC_L_CTRL,
896                          DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT),
897         SND_SOC_DAPM_DAC("DAC Right", NULL, DA7213_DAC_R_CTRL,
898                          DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT),
899
900         /* Output Mixers */
901         SND_SOC_DAPM_MIXER("Mixout Left", SND_SOC_NOPM, 0, 0,
902                            &da7213_dapm_mixoutl_controls[0],
903                            ARRAY_SIZE(da7213_dapm_mixoutl_controls)),
904         SND_SOC_DAPM_MIXER("Mixout Right", SND_SOC_NOPM, 0, 0,
905                            &da7213_dapm_mixoutr_controls[0],
906                            ARRAY_SIZE(da7213_dapm_mixoutr_controls)),
907
908         /* Output PGAs */
909         SND_SOC_DAPM_PGA("Mixout Left PGA", DA7213_MIXOUT_L_CTRL,
910                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
911         SND_SOC_DAPM_PGA("Mixout Right PGA", DA7213_MIXOUT_R_CTRL,
912                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
913         SND_SOC_DAPM_PGA("Lineout PGA", DA7213_LINE_CTRL, DA7213_AMP_EN_SHIFT,
914                          DA7213_NO_INVERT, NULL, 0),
915         SND_SOC_DAPM_PGA("Headphone Left PGA", DA7213_HP_L_CTRL,
916                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
917         SND_SOC_DAPM_PGA("Headphone Right PGA", DA7213_HP_R_CTRL,
918                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
919
920         /* Charge Pump */
921         SND_SOC_DAPM_SUPPLY("Charge Pump", DA7213_CP_CTRL, DA7213_CP_EN_SHIFT,
922                             DA7213_NO_INVERT, NULL, 0),
923
924         /* Output Lines */
925         SND_SOC_DAPM_OUTPUT("HPL"),
926         SND_SOC_DAPM_OUTPUT("HPR"),
927         SND_SOC_DAPM_OUTPUT("LINE"),
928 };
929
930
931 /*
932  * DAPM audio route definition
933  */
934
935 static const struct snd_soc_dapm_route da7213_audio_map[] = {
936         /* Dest       Connecting Widget    source */
937
938         /* Input path */
939         {"MIC1", NULL, "Mic Bias 1"},
940         {"MIC2", NULL, "Mic Bias 2"},
941
942         {"Mic 1 Amp Source MUX", "Differential", "MIC1"},
943         {"Mic 1 Amp Source MUX", "MIC_P", "MIC1"},
944         {"Mic 1 Amp Source MUX", "MIC_N", "MIC1"},
945
946         {"Mic 2 Amp Source MUX", "Differential", "MIC2"},
947         {"Mic 2 Amp Source MUX", "MIC_P", "MIC2"},
948         {"Mic 2 Amp Source MUX", "MIC_N", "MIC2"},
949
950         {"Mic 1 PGA", NULL, "Mic 1 Amp Source MUX"},
951         {"Mic 2 PGA", NULL, "Mic 2 Amp Source MUX"},
952
953         {"Aux Left PGA", NULL, "AUXL"},
954         {"Aux Right PGA", NULL, "AUXR"},
955
956         {"Mixin Left", "Aux Left Switch", "Aux Left PGA"},
957         {"Mixin Left", "Mic 1 Switch", "Mic 1 PGA"},
958         {"Mixin Left", "Mic 2 Switch", "Mic 2 PGA"},
959         {"Mixin Left", "Mixin Right Switch", "Mixin Right PGA"},
960
961         {"Mixin Right", "Aux Right Switch", "Aux Right PGA"},
962         {"Mixin Right", "Mic 2 Switch", "Mic 2 PGA"},
963         {"Mixin Right", "Mic 1 Switch", "Mic 1 PGA"},
964         {"Mixin Right", "Mixin Left Switch", "Mixin Left PGA"},
965
966         {"Mixin Left PGA", NULL, "Mixin Left"},
967         {"ADC Left", NULL, "Mixin Left PGA"},
968
969         {"Mixin Right PGA", NULL, "Mixin Right"},
970         {"ADC Right", NULL, "Mixin Right PGA"},
971
972         {"DAI Left Source MUX", "ADC Left", "ADC Left"},
973         {"DAI Left Source MUX", "ADC Right", "ADC Right"},
974         {"DAI Left Source MUX", "DAI Input Left", "DAIINL"},
975         {"DAI Left Source MUX", "DAI Input Right", "DAIINR"},
976
977         {"DAI Right Source MUX", "ADC Left", "ADC Left"},
978         {"DAI Right Source MUX", "ADC Right", "ADC Right"},
979         {"DAI Right Source MUX", "DAI Input Left", "DAIINL"},
980         {"DAI Right Source MUX", "DAI Input Right", "DAIINR"},
981
982         {"DAIOUTL", NULL, "DAI Left Source MUX"},
983         {"DAIOUTR", NULL, "DAI Right Source MUX"},
984
985         {"DAIOUTL", NULL, "DAI"},
986         {"DAIOUTR", NULL, "DAI"},
987
988         /* Output path */
989         {"DAIINL", NULL, "DAI"},
990         {"DAIINR", NULL, "DAI"},
991
992         {"DAC Left Source MUX", "ADC Output Left", "ADC Left"},
993         {"DAC Left Source MUX", "ADC Output Right", "ADC Right"},
994         {"DAC Left Source MUX", "DAI Input Left", "DAIINL"},
995         {"DAC Left Source MUX", "DAI Input Right", "DAIINR"},
996
997         {"DAC Right Source MUX", "ADC Output Left", "ADC Left"},
998         {"DAC Right Source MUX", "ADC Output Right", "ADC Right"},
999         {"DAC Right Source MUX", "DAI Input Left", "DAIINL"},
1000         {"DAC Right Source MUX", "DAI Input Right", "DAIINR"},
1001
1002         {"DAC Left", NULL, "DAC Left Source MUX"},
1003         {"DAC Right", NULL, "DAC Right Source MUX"},
1004
1005         {"Mixout Left", "Aux Left Switch", "Aux Left PGA"},
1006         {"Mixout Left", "Mixin Left Switch", "Mixin Left PGA"},
1007         {"Mixout Left", "Mixin Right Switch", "Mixin Right PGA"},
1008         {"Mixout Left", "DAC Left Switch", "DAC Left"},
1009         {"Mixout Left", "Aux Left Invert Switch", "Aux Left PGA"},
1010         {"Mixout Left", "Mixin Left Invert Switch", "Mixin Left PGA"},
1011         {"Mixout Left", "Mixin Right Invert Switch", "Mixin Right PGA"},
1012
1013         {"Mixout Right", "Aux Right Switch", "Aux Right PGA"},
1014         {"Mixout Right", "Mixin Right Switch", "Mixin Right PGA"},
1015         {"Mixout Right", "Mixin Left Switch", "Mixin Left PGA"},
1016         {"Mixout Right", "DAC Right Switch", "DAC Right"},
1017         {"Mixout Right", "Aux Right Invert Switch", "Aux Right PGA"},
1018         {"Mixout Right", "Mixin Right Invert Switch", "Mixin Right PGA"},
1019         {"Mixout Right", "Mixin Left Invert Switch", "Mixin Left PGA"},
1020
1021         {"Mixout Left PGA", NULL, "Mixout Left"},
1022         {"Mixout Right PGA", NULL, "Mixout Right"},
1023
1024         {"Headphone Left PGA", NULL, "Mixout Left PGA"},
1025         {"Headphone Left PGA", NULL, "Charge Pump"},
1026         {"HPL", NULL, "Headphone Left PGA"},
1027
1028         {"Headphone Right PGA", NULL, "Mixout Right PGA"},
1029         {"Headphone Right PGA", NULL, "Charge Pump"},
1030         {"HPR", NULL, "Headphone Right PGA"},
1031
1032         {"Lineout PGA", NULL, "Mixout Right PGA"},
1033         {"LINE", NULL, "Lineout PGA"},
1034 };
1035
1036 static const struct reg_default da7213_reg_defaults[] = {
1037         { DA7213_DIG_ROUTING_DAI, 0x10 },
1038         { DA7213_SR, 0x0A },
1039         { DA7213_REFERENCES, 0x80 },
1040         { DA7213_PLL_FRAC_TOP, 0x00 },
1041         { DA7213_PLL_FRAC_BOT, 0x00 },
1042         { DA7213_PLL_INTEGER, 0x20 },
1043         { DA7213_PLL_CTRL, 0x0C },
1044         { DA7213_DAI_CLK_MODE, 0x01 },
1045         { DA7213_DAI_CTRL, 0x08 },
1046         { DA7213_DIG_ROUTING_DAC, 0x32 },
1047         { DA7213_AUX_L_GAIN, 0x35 },
1048         { DA7213_AUX_R_GAIN, 0x35 },
1049         { DA7213_MIXIN_L_SELECT, 0x00 },
1050         { DA7213_MIXIN_R_SELECT, 0x00 },
1051         { DA7213_MIXIN_L_GAIN, 0x03 },
1052         { DA7213_MIXIN_R_GAIN, 0x03 },
1053         { DA7213_ADC_L_GAIN, 0x6F },
1054         { DA7213_ADC_R_GAIN, 0x6F },
1055         { DA7213_ADC_FILTERS1, 0x80 },
1056         { DA7213_MIC_1_GAIN, 0x01 },
1057         { DA7213_MIC_2_GAIN, 0x01 },
1058         { DA7213_DAC_FILTERS5, 0x00 },
1059         { DA7213_DAC_FILTERS2, 0x88 },
1060         { DA7213_DAC_FILTERS3, 0x88 },
1061         { DA7213_DAC_FILTERS4, 0x08 },
1062         { DA7213_DAC_FILTERS1, 0x80 },
1063         { DA7213_DAC_L_GAIN, 0x6F },
1064         { DA7213_DAC_R_GAIN, 0x6F },
1065         { DA7213_CP_CTRL, 0x61 },
1066         { DA7213_HP_L_GAIN, 0x39 },
1067         { DA7213_HP_R_GAIN, 0x39 },
1068         { DA7213_LINE_GAIN, 0x30 },
1069         { DA7213_MIXOUT_L_SELECT, 0x00 },
1070         { DA7213_MIXOUT_R_SELECT, 0x00 },
1071         { DA7213_SYSTEM_MODES_INPUT, 0x00 },
1072         { DA7213_SYSTEM_MODES_OUTPUT, 0x00 },
1073         { DA7213_AUX_L_CTRL, 0x44 },
1074         { DA7213_AUX_R_CTRL, 0x44 },
1075         { DA7213_MICBIAS_CTRL, 0x11 },
1076         { DA7213_MIC_1_CTRL, 0x40 },
1077         { DA7213_MIC_2_CTRL, 0x40 },
1078         { DA7213_MIXIN_L_CTRL, 0x40 },
1079         { DA7213_MIXIN_R_CTRL, 0x40 },
1080         { DA7213_ADC_L_CTRL, 0x40 },
1081         { DA7213_ADC_R_CTRL, 0x40 },
1082         { DA7213_DAC_L_CTRL, 0x48 },
1083         { DA7213_DAC_R_CTRL, 0x40 },
1084         { DA7213_HP_L_CTRL, 0x41 },
1085         { DA7213_HP_R_CTRL, 0x40 },
1086         { DA7213_LINE_CTRL, 0x40 },
1087         { DA7213_MIXOUT_L_CTRL, 0x10 },
1088         { DA7213_MIXOUT_R_CTRL, 0x10 },
1089         { DA7213_LDO_CTRL, 0x00 },
1090         { DA7213_IO_CTRL, 0x00 },
1091         { DA7213_GAIN_RAMP_CTRL, 0x00},
1092         { DA7213_MIC_CONFIG, 0x00 },
1093         { DA7213_PC_COUNT, 0x00 },
1094         { DA7213_CP_VOL_THRESHOLD1, 0x32 },
1095         { DA7213_CP_DELAY, 0x95 },
1096         { DA7213_CP_DETECTOR, 0x00 },
1097         { DA7213_DAI_OFFSET, 0x00 },
1098         { DA7213_DIG_CTRL, 0x00 },
1099         { DA7213_ALC_CTRL2, 0x00 },
1100         { DA7213_ALC_CTRL3, 0x00 },
1101         { DA7213_ALC_NOISE, 0x3F },
1102         { DA7213_ALC_TARGET_MIN, 0x3F },
1103         { DA7213_ALC_TARGET_MAX, 0x00 },
1104         { DA7213_ALC_GAIN_LIMITS, 0xFF },
1105         { DA7213_ALC_ANA_GAIN_LIMITS, 0x71 },
1106         { DA7213_ALC_ANTICLIP_CTRL, 0x00 },
1107         { DA7213_ALC_ANTICLIP_LEVEL, 0x00 },
1108         { DA7213_ALC_OFFSET_MAN_M_L, 0x00 },
1109         { DA7213_ALC_OFFSET_MAN_U_L, 0x00 },
1110         { DA7213_ALC_OFFSET_MAN_M_R, 0x00 },
1111         { DA7213_ALC_OFFSET_MAN_U_R, 0x00 },
1112         { DA7213_ALC_CIC_OP_LVL_CTRL, 0x00 },
1113         { DA7213_DAC_NG_SETUP_TIME, 0x00 },
1114         { DA7213_DAC_NG_OFF_THRESHOLD, 0x00 },
1115         { DA7213_DAC_NG_ON_THRESHOLD, 0x00 },
1116         { DA7213_DAC_NG_CTRL, 0x00 },
1117 };
1118
1119 static bool da7213_volatile_register(struct device *dev, unsigned int reg)
1120 {
1121         switch (reg) {
1122         case DA7213_STATUS1:
1123         case DA7213_PLL_STATUS:
1124         case DA7213_AUX_L_GAIN_STATUS:
1125         case DA7213_AUX_R_GAIN_STATUS:
1126         case DA7213_MIC_1_GAIN_STATUS:
1127         case DA7213_MIC_2_GAIN_STATUS:
1128         case DA7213_MIXIN_L_GAIN_STATUS:
1129         case DA7213_MIXIN_R_GAIN_STATUS:
1130         case DA7213_ADC_L_GAIN_STATUS:
1131         case DA7213_ADC_R_GAIN_STATUS:
1132         case DA7213_DAC_L_GAIN_STATUS:
1133         case DA7213_DAC_R_GAIN_STATUS:
1134         case DA7213_HP_L_GAIN_STATUS:
1135         case DA7213_HP_R_GAIN_STATUS:
1136         case DA7213_LINE_GAIN_STATUS:
1137         case DA7213_ALC_CTRL1:
1138         case DA7213_ALC_OFFSET_AUTO_M_L:
1139         case DA7213_ALC_OFFSET_AUTO_U_L:
1140         case DA7213_ALC_OFFSET_AUTO_M_R:
1141         case DA7213_ALC_OFFSET_AUTO_U_R:
1142         case DA7213_ALC_CIC_OP_LVL_DATA:
1143                 return 1;
1144         default:
1145                 return 0;
1146         }
1147 }
1148
1149 static int da7213_hw_params(struct snd_pcm_substream *substream,
1150                             struct snd_pcm_hw_params *params,
1151                             struct snd_soc_dai *dai)
1152 {
1153         struct snd_soc_codec *codec = dai->codec;
1154         u8 dai_ctrl = 0;
1155         u8 fs;
1156
1157         /* Set DAI format */
1158         switch (params_width(params)) {
1159         case 16:
1160                 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S16_LE;
1161                 break;
1162         case 20:
1163                 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S20_LE;
1164                 break;
1165         case 24:
1166                 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S24_LE;
1167                 break;
1168         case 32:
1169                 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S32_LE;
1170                 break;
1171         default:
1172                 return -EINVAL;
1173         }
1174
1175         /* Set sampling rate */
1176         switch (params_rate(params)) {
1177         case 8000:
1178                 fs = DA7213_SR_8000;
1179                 break;
1180         case 11025:
1181                 fs = DA7213_SR_11025;
1182                 break;
1183         case 12000:
1184                 fs = DA7213_SR_12000;
1185                 break;
1186         case 16000:
1187                 fs = DA7213_SR_16000;
1188                 break;
1189         case 22050:
1190                 fs = DA7213_SR_22050;
1191                 break;
1192         case 32000:
1193                 fs = DA7213_SR_32000;
1194                 break;
1195         case 44100:
1196                 fs = DA7213_SR_44100;
1197                 break;
1198         case 48000:
1199                 fs = DA7213_SR_48000;
1200                 break;
1201         case 88200:
1202                 fs = DA7213_SR_88200;
1203                 break;
1204         case 96000:
1205                 fs = DA7213_SR_96000;
1206                 break;
1207         default:
1208                 return -EINVAL;
1209         }
1210
1211         snd_soc_update_bits(codec, DA7213_DAI_CTRL, DA7213_DAI_WORD_LENGTH_MASK,
1212                             dai_ctrl);
1213         snd_soc_write(codec, DA7213_SR, fs);
1214
1215         return 0;
1216 }
1217
1218 static int da7213_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
1219 {
1220         struct snd_soc_codec *codec = codec_dai->codec;
1221         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
1222         u8 dai_clk_mode = 0, dai_ctrl = 0;
1223         u8 dai_offset = 0;
1224
1225         /* Set master/slave mode */
1226         switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1227         case SND_SOC_DAIFMT_CBM_CFM:
1228                 da7213->master = true;
1229                 break;
1230         case SND_SOC_DAIFMT_CBS_CFS:
1231                 da7213->master = false;
1232                 break;
1233         default:
1234                 return -EINVAL;
1235         }
1236
1237         /* Set clock normal/inverted */
1238         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1239         case SND_SOC_DAIFMT_I2S:
1240         case SND_SOC_DAIFMT_LEFT_J:
1241         case SND_SOC_DAIFMT_RIGHT_J:
1242                 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1243                 case SND_SOC_DAIFMT_NB_NF:
1244                         break;
1245                 case SND_SOC_DAIFMT_NB_IF:
1246                         dai_clk_mode |= DA7213_DAI_WCLK_POL_INV;
1247                         break;
1248                 case SND_SOC_DAIFMT_IB_NF:
1249                         dai_clk_mode |= DA7213_DAI_CLK_POL_INV;
1250                         break;
1251                 case SND_SOC_DAIFMT_IB_IF:
1252                         dai_clk_mode |= DA7213_DAI_WCLK_POL_INV |
1253                                         DA7213_DAI_CLK_POL_INV;
1254                         break;
1255                 default:
1256                         return -EINVAL;
1257                 }
1258                 break;
1259         case SND_SOC_DAI_FORMAT_DSP_A:
1260         case SND_SOC_DAI_FORMAT_DSP_B:
1261                 /* The bclk is inverted wrt ASoC conventions */
1262                 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1263                 case SND_SOC_DAIFMT_NB_NF:
1264                         dai_clk_mode |= DA7213_DAI_CLK_POL_INV;
1265                         break;
1266                 case SND_SOC_DAIFMT_NB_IF:
1267                         dai_clk_mode |= DA7213_DAI_WCLK_POL_INV |
1268                                         DA7213_DAI_CLK_POL_INV;
1269                         break;
1270                 case SND_SOC_DAIFMT_IB_NF:
1271                         break;
1272                 case SND_SOC_DAIFMT_IB_IF:
1273                         dai_clk_mode |= DA7213_DAI_WCLK_POL_INV;
1274                         break;
1275                 default:
1276                         return -EINVAL;
1277                 }
1278                 break;
1279         default:
1280                 return -EINVAL;
1281         }
1282
1283         /* Only I2S is supported */
1284         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1285         case SND_SOC_DAIFMT_I2S:
1286                 dai_ctrl |= DA7213_DAI_FORMAT_I2S_MODE;
1287                 break;
1288         case SND_SOC_DAIFMT_LEFT_J:
1289                 dai_ctrl |= DA7213_DAI_FORMAT_LEFT_J;
1290                 break;
1291         case SND_SOC_DAIFMT_RIGHT_J:
1292                 dai_ctrl |= DA7213_DAI_FORMAT_RIGHT_J;
1293                 break;
1294         case SND_SOC_DAI_FORMAT_DSP_A: /* L data MSB after FRM LRC */
1295                 dai_ctrl |= DA7213_DAI_FORMAT_DSP;
1296                 dai_offset = 1;
1297                 break;
1298         case SND_SOC_DAI_FORMAT_DSP_B: /* L data MSB during FRM LRC */
1299                 dai_ctrl |= DA7213_DAI_FORMAT_DSP;
1300                 break;
1301         default:
1302                 return -EINVAL;
1303         }
1304
1305         /* By default only 64 BCLK per WCLK is supported */
1306         dai_clk_mode |= DA7213_DAI_BCLKS_PER_WCLK_64;
1307
1308         snd_soc_write(codec, DA7213_DAI_CLK_MODE, dai_clk_mode);
1309         snd_soc_update_bits(codec, DA7213_DAI_CTRL, DA7213_DAI_FORMAT_MASK,
1310                             dai_ctrl);
1311         snd_soc_write(codec, DA7213_DAI_OFFSET, dai_offset);
1312
1313         return 0;
1314 }
1315
1316 static int da7213_mute(struct snd_soc_dai *dai, int mute)
1317 {
1318         struct snd_soc_codec *codec = dai->codec;
1319
1320         if (mute) {
1321                 snd_soc_update_bits(codec, DA7213_DAC_L_CTRL,
1322                                     DA7213_MUTE_EN, DA7213_MUTE_EN);
1323                 snd_soc_update_bits(codec, DA7213_DAC_R_CTRL,
1324                                     DA7213_MUTE_EN, DA7213_MUTE_EN);
1325         } else {
1326                 snd_soc_update_bits(codec, DA7213_DAC_L_CTRL,
1327                                     DA7213_MUTE_EN, 0);
1328                 snd_soc_update_bits(codec, DA7213_DAC_R_CTRL,
1329                                     DA7213_MUTE_EN, 0);
1330         }
1331
1332         return 0;
1333 }
1334
1335 #define DA7213_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1336                         SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1337
1338 static int da7213_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1339                                  int clk_id, unsigned int freq, int dir)
1340 {
1341         struct snd_soc_codec *codec = codec_dai->codec;
1342         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
1343         int ret = 0;
1344
1345         if ((da7213->clk_src == clk_id) && (da7213->mclk_rate == freq))
1346                 return 0;
1347
1348         if (((freq < 5000000) && (freq != 32768)) || (freq > 54000000)) {
1349                 dev_err(codec_dai->dev, "Unsupported MCLK value %d\n",
1350                         freq);
1351                 return -EINVAL;
1352         }
1353
1354         switch (clk_id) {
1355         case DA7213_CLKSRC_MCLK:
1356                 snd_soc_update_bits(codec, DA7213_PLL_CTRL,
1357                                     DA7213_PLL_MCLK_SQR_EN, 0);
1358                 break;
1359         case DA7213_CLKSRC_MCLK_SQR:
1360                 snd_soc_update_bits(codec, DA7213_PLL_CTRL,
1361                                     DA7213_PLL_MCLK_SQR_EN,
1362                                     DA7213_PLL_MCLK_SQR_EN);
1363                 break;
1364         default:
1365                 dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id);
1366                 return -EINVAL;
1367         }
1368
1369         da7213->clk_src = clk_id;
1370
1371         if (da7213->mclk) {
1372                 freq = clk_round_rate(da7213->mclk, freq);
1373                 ret = clk_set_rate(da7213->mclk, freq);
1374                 if (ret) {
1375                         dev_err(codec_dai->dev, "Failed to set clock rate %d\n",
1376                                 freq);
1377                         return ret;
1378                 }
1379         }
1380
1381         da7213->mclk_rate = freq;
1382
1383         return 0;
1384 }
1385
1386 /* Supported PLL input frequencies are 32KHz, 5MHz - 54MHz. */
1387 static int da7213_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
1388                               int source, unsigned int fref, unsigned int fout)
1389 {
1390         struct snd_soc_codec *codec = codec_dai->codec;
1391         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
1392
1393         u8 pll_ctrl, indiv_bits, indiv;
1394         u8 pll_frac_top, pll_frac_bot, pll_integer;
1395         u32 freq_ref;
1396         u64 frac_div;
1397
1398         /* Workout input divider based on MCLK rate */
1399         if (da7213->mclk_rate == 32768) {
1400                 if (!da7213->master) {
1401                         dev_err(codec->dev,
1402                                 "32KHz only valid if codec is clock master\n");
1403                         return -EINVAL;
1404                 }
1405
1406                 /* 32KHz PLL Mode */
1407                 indiv_bits = DA7213_PLL_INDIV_9_TO_18_MHZ;
1408                 indiv = DA7213_PLL_INDIV_9_TO_18_MHZ_VAL;
1409                 source = DA7213_SYSCLK_PLL_32KHZ;
1410                 freq_ref = 3750000;
1411
1412         } else {
1413                 if (da7213->mclk_rate < 5000000) {
1414                         dev_err(codec->dev,
1415                                 "PLL input clock %d below valid range\n",
1416                                 da7213->mclk_rate);
1417                         return -EINVAL;
1418                 } else if (da7213->mclk_rate <= 9000000) {
1419                         indiv_bits = DA7213_PLL_INDIV_5_TO_9_MHZ;
1420                         indiv = DA7213_PLL_INDIV_5_TO_9_MHZ_VAL;
1421                 } else if (da7213->mclk_rate <= 18000000) {
1422                         indiv_bits = DA7213_PLL_INDIV_9_TO_18_MHZ;
1423                         indiv = DA7213_PLL_INDIV_9_TO_18_MHZ_VAL;
1424                 } else if (da7213->mclk_rate <= 36000000) {
1425                         indiv_bits = DA7213_PLL_INDIV_18_TO_36_MHZ;
1426                         indiv = DA7213_PLL_INDIV_18_TO_36_MHZ_VAL;
1427                 } else if (da7213->mclk_rate <= 54000000) {
1428                         indiv_bits = DA7213_PLL_INDIV_36_TO_54_MHZ;
1429                         indiv = DA7213_PLL_INDIV_36_TO_54_MHZ_VAL;
1430                 } else {
1431                         dev_err(codec->dev,
1432                                 "PLL input clock %d above valid range\n",
1433                                 da7213->mclk_rate);
1434                         return -EINVAL;
1435                 }
1436                 freq_ref = (da7213->mclk_rate / indiv);
1437         }
1438
1439         pll_ctrl = indiv_bits;
1440
1441         /* Configure PLL */
1442         switch (source) {
1443         case DA7213_SYSCLK_MCLK:
1444                 snd_soc_update_bits(codec, DA7213_PLL_CTRL,
1445                                     DA7213_PLL_INDIV_MASK |
1446                                     DA7213_PLL_MODE_MASK, pll_ctrl);
1447                 return 0;
1448         case DA7213_SYSCLK_PLL:
1449                 break;
1450         case DA7213_SYSCLK_PLL_SRM:
1451                 pll_ctrl |= DA7213_PLL_SRM_EN;
1452                 fout = DA7213_PLL_FREQ_OUT_94310400;
1453                 break;
1454         case DA7213_SYSCLK_PLL_32KHZ:
1455                 if (da7213->mclk_rate != 32768) {
1456                         dev_err(codec->dev,
1457                                 "32KHz mode only valid with 32KHz MCLK\n");
1458                         return -EINVAL;
1459                 }
1460
1461                 pll_ctrl |= DA7213_PLL_32K_MODE | DA7213_PLL_SRM_EN;
1462                 fout = DA7213_PLL_FREQ_OUT_94310400;
1463                 break;
1464         default:
1465                 dev_err(codec->dev, "Invalid PLL config\n");
1466                 return -EINVAL;
1467         }
1468
1469         /* Calculate dividers for PLL */
1470         pll_integer = fout / freq_ref;
1471         frac_div = (u64)(fout % freq_ref) * 8192ULL;
1472         do_div(frac_div, freq_ref);
1473         pll_frac_top = (frac_div >> DA7213_BYTE_SHIFT) & DA7213_BYTE_MASK;
1474         pll_frac_bot = (frac_div) & DA7213_BYTE_MASK;
1475
1476         /* Write PLL dividers */
1477         snd_soc_write(codec, DA7213_PLL_FRAC_TOP, pll_frac_top);
1478         snd_soc_write(codec, DA7213_PLL_FRAC_BOT, pll_frac_bot);
1479         snd_soc_write(codec, DA7213_PLL_INTEGER, pll_integer);
1480
1481         /* Enable PLL */
1482         pll_ctrl |= DA7213_PLL_EN;
1483         snd_soc_update_bits(codec, DA7213_PLL_CTRL,
1484                             DA7213_PLL_INDIV_MASK | DA7213_PLL_MODE_MASK,
1485                             pll_ctrl);
1486
1487         /* Assist 32KHz mode PLL lock */
1488         if (source == DA7213_SYSCLK_PLL_32KHZ) {
1489                 snd_soc_write(codec, 0xF0, 0x8B);
1490                 snd_soc_write(codec, 0xF1, 0x03);
1491                 snd_soc_write(codec, 0xF1, 0x01);
1492                 snd_soc_write(codec, 0xF0, 0x00);
1493         }
1494
1495         return 0;
1496 }
1497
1498 /* DAI operations */
1499 static const struct snd_soc_dai_ops da7213_dai_ops = {
1500         .hw_params      = da7213_hw_params,
1501         .set_fmt        = da7213_set_dai_fmt,
1502         .set_sysclk     = da7213_set_dai_sysclk,
1503         .set_pll        = da7213_set_dai_pll,
1504         .digital_mute   = da7213_mute,
1505 };
1506
1507 static struct snd_soc_dai_driver da7213_dai = {
1508         .name = "da7213-hifi",
1509         /* Playback Capabilities */
1510         .playback = {
1511                 .stream_name = "Playback",
1512                 .channels_min = 1,
1513                 .channels_max = 2,
1514                 .rates = SNDRV_PCM_RATE_8000_96000,
1515                 .formats = DA7213_FORMATS,
1516         },
1517         /* Capture Capabilities */
1518         .capture = {
1519                 .stream_name = "Capture",
1520                 .channels_min = 1,
1521                 .channels_max = 2,
1522                 .rates = SNDRV_PCM_RATE_8000_96000,
1523                 .formats = DA7213_FORMATS,
1524         },
1525         .ops = &da7213_dai_ops,
1526         .symmetric_rates = 1,
1527 };
1528
1529 static int da7213_set_bias_level(struct snd_soc_codec *codec,
1530                                  enum snd_soc_bias_level level)
1531 {
1532         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
1533         int ret;
1534
1535         switch (level) {
1536         case SND_SOC_BIAS_ON:
1537                 break;
1538         case SND_SOC_BIAS_PREPARE:
1539                 /* Enable MCLK for transition to ON state */
1540                 if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_STANDBY) {
1541                         if (da7213->mclk) {
1542                                 ret = clk_prepare_enable(da7213->mclk);
1543                                 if (ret) {
1544                                         dev_err(codec->dev,
1545                                                 "Failed to enable mclk\n");
1546                                         return ret;
1547                                 }
1548                         }
1549                 }
1550                 break;
1551         case SND_SOC_BIAS_STANDBY:
1552                 if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) {
1553                         /* Enable VMID reference & master bias */
1554                         snd_soc_update_bits(codec, DA7213_REFERENCES,
1555                                             DA7213_VMID_EN | DA7213_BIAS_EN,
1556                                             DA7213_VMID_EN | DA7213_BIAS_EN);
1557                 } else {
1558                         /* Remove MCLK */
1559                         if (da7213->mclk)
1560                                 clk_disable_unprepare(da7213->mclk);
1561                 }
1562                 break;
1563         case SND_SOC_BIAS_OFF:
1564                 /* Disable VMID reference & master bias */
1565                 snd_soc_update_bits(codec, DA7213_REFERENCES,
1566                                     DA7213_VMID_EN | DA7213_BIAS_EN, 0);
1567                 break;
1568         }
1569         return 0;
1570 }
1571
1572 #if defined(CONFIG_OF)
1573 /* DT */
1574 static const struct of_device_id da7213_of_match[] = {
1575         { .compatible = "dlg,da7213", },
1576         { }
1577 };
1578 MODULE_DEVICE_TABLE(of, da7213_of_match);
1579 #endif
1580
1581 #ifdef CONFIG_ACPI
1582 static const struct acpi_device_id da7213_acpi_match[] = {
1583         { "DLGS7212", 0},
1584         { "DLGS7213", 0},
1585         { },
1586 };
1587 MODULE_DEVICE_TABLE(acpi, da7213_acpi_match);
1588 #endif
1589
1590 static enum da7213_micbias_voltage
1591         da7213_of_micbias_lvl(struct snd_soc_codec *codec, u32 val)
1592 {
1593         switch (val) {
1594         case 1600:
1595                 return DA7213_MICBIAS_1_6V;
1596         case 2200:
1597                 return DA7213_MICBIAS_2_2V;
1598         case 2500:
1599                 return DA7213_MICBIAS_2_5V;
1600         case 3000:
1601                 return DA7213_MICBIAS_3_0V;
1602         default:
1603                 dev_warn(codec->dev, "Invalid micbias level\n");
1604                 return DA7213_MICBIAS_2_2V;
1605         }
1606 }
1607
1608 static enum da7213_dmic_data_sel
1609         da7213_of_dmic_data_sel(struct snd_soc_codec *codec, const char *str)
1610 {
1611         if (!strcmp(str, "lrise_rfall")) {
1612                 return DA7213_DMIC_DATA_LRISE_RFALL;
1613         } else if (!strcmp(str, "lfall_rrise")) {
1614                 return DA7213_DMIC_DATA_LFALL_RRISE;
1615         } else {
1616                 dev_warn(codec->dev, "Invalid DMIC data select type\n");
1617                 return DA7213_DMIC_DATA_LRISE_RFALL;
1618         }
1619 }
1620
1621 static enum da7213_dmic_samplephase
1622         da7213_of_dmic_samplephase(struct snd_soc_codec *codec, const char *str)
1623 {
1624         if (!strcmp(str, "on_clkedge")) {
1625                 return DA7213_DMIC_SAMPLE_ON_CLKEDGE;
1626         } else if (!strcmp(str, "between_clkedge")) {
1627                 return DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE;
1628         } else {
1629                 dev_warn(codec->dev, "Invalid DMIC sample phase\n");
1630                 return DA7213_DMIC_SAMPLE_ON_CLKEDGE;
1631         }
1632 }
1633
1634 static enum da7213_dmic_clk_rate
1635         da7213_of_dmic_clkrate(struct snd_soc_codec *codec, u32 val)
1636 {
1637         switch (val) {
1638         case 1500000:
1639                 return DA7213_DMIC_CLK_1_5MHZ;
1640         case 3000000:
1641                 return DA7213_DMIC_CLK_3_0MHZ;
1642         default:
1643                 dev_warn(codec->dev, "Invalid DMIC clock rate\n");
1644                 return DA7213_DMIC_CLK_1_5MHZ;
1645         }
1646 }
1647
1648 static struct da7213_platform_data
1649         *da7213_fw_to_pdata(struct snd_soc_codec *codec)
1650 {
1651         struct device *dev = codec->dev;
1652         struct da7213_platform_data *pdata;
1653         const char *fw_str;
1654         u32 fw_val32;
1655
1656         pdata = devm_kzalloc(codec->dev, sizeof(*pdata), GFP_KERNEL);
1657         if (!pdata)
1658                 return NULL;
1659
1660         if (device_property_read_u32(dev, "dlg,micbias1-lvl", &fw_val32) >= 0)
1661                 pdata->micbias1_lvl = da7213_of_micbias_lvl(codec, fw_val32);
1662         else
1663                 pdata->micbias1_lvl = DA7213_MICBIAS_2_2V;
1664
1665         if (device_property_read_u32(dev, "dlg,micbias2-lvl", &fw_val32) >= 0)
1666                 pdata->micbias2_lvl = da7213_of_micbias_lvl(codec, fw_val32);
1667         else
1668                 pdata->micbias2_lvl = DA7213_MICBIAS_2_2V;
1669
1670         if (!device_property_read_string(dev, "dlg,dmic-data-sel", &fw_str))
1671                 pdata->dmic_data_sel = da7213_of_dmic_data_sel(codec, fw_str);
1672         else
1673                 pdata->dmic_data_sel = DA7213_DMIC_DATA_LRISE_RFALL;
1674
1675         if (!device_property_read_string(dev, "dlg,dmic-samplephase", &fw_str))
1676                 pdata->dmic_samplephase =
1677                         da7213_of_dmic_samplephase(codec, fw_str);
1678         else
1679                 pdata->dmic_samplephase = DA7213_DMIC_SAMPLE_ON_CLKEDGE;
1680
1681         if (device_property_read_u32(dev, "dlg,dmic-clkrate", &fw_val32) >= 0)
1682                 pdata->dmic_clk_rate = da7213_of_dmic_clkrate(codec, fw_val32);
1683         else
1684                 pdata->dmic_clk_rate = DA7213_DMIC_CLK_3_0MHZ;
1685
1686         return pdata;
1687 }
1688
1689
1690 static int da7213_probe(struct snd_soc_codec *codec)
1691 {
1692         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
1693
1694         /* Default to using ALC auto offset calibration mode. */
1695         snd_soc_update_bits(codec, DA7213_ALC_CTRL1,
1696                             DA7213_ALC_CALIB_MODE_MAN, 0);
1697         da7213->alc_calib_auto = true;
1698
1699         /* Default PC counter to free-running */
1700         snd_soc_update_bits(codec, DA7213_PC_COUNT, DA7213_PC_FREERUN_MASK,
1701                             DA7213_PC_FREERUN_MASK);
1702
1703         /* Enable all Gain Ramps */
1704         snd_soc_update_bits(codec, DA7213_AUX_L_CTRL,
1705                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1706         snd_soc_update_bits(codec, DA7213_AUX_R_CTRL,
1707                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1708         snd_soc_update_bits(codec, DA7213_MIXIN_L_CTRL,
1709                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1710         snd_soc_update_bits(codec, DA7213_MIXIN_R_CTRL,
1711                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1712         snd_soc_update_bits(codec, DA7213_ADC_L_CTRL,
1713                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1714         snd_soc_update_bits(codec, DA7213_ADC_R_CTRL,
1715                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1716         snd_soc_update_bits(codec, DA7213_DAC_L_CTRL,
1717                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1718         snd_soc_update_bits(codec, DA7213_DAC_R_CTRL,
1719                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1720         snd_soc_update_bits(codec, DA7213_HP_L_CTRL,
1721                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1722         snd_soc_update_bits(codec, DA7213_HP_R_CTRL,
1723                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1724         snd_soc_update_bits(codec, DA7213_LINE_CTRL,
1725                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1726
1727         /*
1728          * There are two separate control bits for input and output mixers as
1729          * well as headphone and line outs.
1730          * One to enable corresponding amplifier and other to enable its
1731          * output. As amplifier bits are related to power control, they are
1732          * being managed by DAPM while other (non power related) bits are
1733          * enabled here
1734          */
1735         snd_soc_update_bits(codec, DA7213_MIXIN_L_CTRL,
1736                             DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN);
1737         snd_soc_update_bits(codec, DA7213_MIXIN_R_CTRL,
1738                             DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN);
1739
1740         snd_soc_update_bits(codec, DA7213_MIXOUT_L_CTRL,
1741                             DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN);
1742         snd_soc_update_bits(codec, DA7213_MIXOUT_R_CTRL,
1743                             DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN);
1744
1745         snd_soc_update_bits(codec, DA7213_HP_L_CTRL,
1746                             DA7213_HP_AMP_OE, DA7213_HP_AMP_OE);
1747         snd_soc_update_bits(codec, DA7213_HP_R_CTRL,
1748                             DA7213_HP_AMP_OE, DA7213_HP_AMP_OE);
1749
1750         snd_soc_update_bits(codec, DA7213_LINE_CTRL,
1751                             DA7213_LINE_AMP_OE, DA7213_LINE_AMP_OE);
1752
1753         /* Handle DT/Platform data */
1754         da7213->pdata = dev_get_platdata(codec->dev);
1755         if (!da7213->pdata)
1756                 da7213->pdata = da7213_fw_to_pdata(codec);
1757
1758         /* Set platform data values */
1759         if (da7213->pdata) {
1760                 struct da7213_platform_data *pdata = da7213->pdata;
1761                 u8 micbias_lvl = 0, dmic_cfg = 0;
1762
1763                 /* Set Mic Bias voltages */
1764                 switch (pdata->micbias1_lvl) {
1765                 case DA7213_MICBIAS_1_6V:
1766                 case DA7213_MICBIAS_2_2V:
1767                 case DA7213_MICBIAS_2_5V:
1768                 case DA7213_MICBIAS_3_0V:
1769                         micbias_lvl |= (pdata->micbias1_lvl <<
1770                                         DA7213_MICBIAS1_LEVEL_SHIFT);
1771                         break;
1772                 }
1773                 switch (pdata->micbias2_lvl) {
1774                 case DA7213_MICBIAS_1_6V:
1775                 case DA7213_MICBIAS_2_2V:
1776                 case DA7213_MICBIAS_2_5V:
1777                 case DA7213_MICBIAS_3_0V:
1778                         micbias_lvl |= (pdata->micbias2_lvl <<
1779                                          DA7213_MICBIAS2_LEVEL_SHIFT);
1780                         break;
1781                 }
1782                 snd_soc_update_bits(codec, DA7213_MICBIAS_CTRL,
1783                                     DA7213_MICBIAS1_LEVEL_MASK |
1784                                     DA7213_MICBIAS2_LEVEL_MASK, micbias_lvl);
1785
1786                 /* Set DMIC configuration */
1787                 switch (pdata->dmic_data_sel) {
1788                 case DA7213_DMIC_DATA_LFALL_RRISE:
1789                 case DA7213_DMIC_DATA_LRISE_RFALL:
1790                         dmic_cfg |= (pdata->dmic_data_sel <<
1791                                      DA7213_DMIC_DATA_SEL_SHIFT);
1792                         break;
1793                 }
1794                 switch (pdata->dmic_samplephase) {
1795                 case DA7213_DMIC_SAMPLE_ON_CLKEDGE:
1796                 case DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE:
1797                         dmic_cfg |= (pdata->dmic_samplephase <<
1798                                      DA7213_DMIC_SAMPLEPHASE_SHIFT);
1799                         break;
1800                 }
1801                 switch (pdata->dmic_clk_rate) {
1802                 case DA7213_DMIC_CLK_3_0MHZ:
1803                 case DA7213_DMIC_CLK_1_5MHZ:
1804                         dmic_cfg |= (pdata->dmic_clk_rate <<
1805                                      DA7213_DMIC_CLK_RATE_SHIFT);
1806                         break;
1807                 }
1808                 snd_soc_update_bits(codec, DA7213_MIC_CONFIG,
1809                                     DA7213_DMIC_DATA_SEL_MASK |
1810                                     DA7213_DMIC_SAMPLEPHASE_MASK |
1811                                     DA7213_DMIC_CLK_RATE_MASK, dmic_cfg);
1812         }
1813
1814         /* Check if MCLK provided */
1815         da7213->mclk = devm_clk_get(codec->dev, "mclk");
1816         if (IS_ERR(da7213->mclk)) {
1817                 if (PTR_ERR(da7213->mclk) != -ENOENT)
1818                         return PTR_ERR(da7213->mclk);
1819                 else
1820                         da7213->mclk = NULL;
1821         }
1822
1823         return 0;
1824 }
1825
1826 static const struct snd_soc_codec_driver soc_codec_dev_da7213 = {
1827         .probe                  = da7213_probe,
1828         .set_bias_level         = da7213_set_bias_level,
1829
1830         .component_driver = {
1831                 .controls               = da7213_snd_controls,
1832                 .num_controls           = ARRAY_SIZE(da7213_snd_controls),
1833                 .dapm_widgets           = da7213_dapm_widgets,
1834                 .num_dapm_widgets       = ARRAY_SIZE(da7213_dapm_widgets),
1835                 .dapm_routes            = da7213_audio_map,
1836                 .num_dapm_routes        = ARRAY_SIZE(da7213_audio_map),
1837         },
1838 };
1839
1840 static const struct regmap_config da7213_regmap_config = {
1841         .reg_bits = 8,
1842         .val_bits = 8,
1843
1844         .reg_defaults = da7213_reg_defaults,
1845         .num_reg_defaults = ARRAY_SIZE(da7213_reg_defaults),
1846         .volatile_reg = da7213_volatile_register,
1847         .cache_type = REGCACHE_RBTREE,
1848 };
1849
1850 static int da7213_i2c_probe(struct i2c_client *i2c,
1851                             const struct i2c_device_id *id)
1852 {
1853         struct da7213_priv *da7213;
1854         int ret;
1855
1856         da7213 = devm_kzalloc(&i2c->dev, sizeof(*da7213), GFP_KERNEL);
1857         if (!da7213)
1858                 return -ENOMEM;
1859
1860         i2c_set_clientdata(i2c, da7213);
1861
1862         da7213->regmap = devm_regmap_init_i2c(i2c, &da7213_regmap_config);
1863         if (IS_ERR(da7213->regmap)) {
1864                 ret = PTR_ERR(da7213->regmap);
1865                 dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret);
1866                 return ret;
1867         }
1868
1869         ret = snd_soc_register_codec(&i2c->dev,
1870                         &soc_codec_dev_da7213, &da7213_dai, 1);
1871         if (ret < 0) {
1872                 dev_err(&i2c->dev, "Failed to register da7213 codec: %d\n",
1873                         ret);
1874         }
1875         return ret;
1876 }
1877
1878 static int da7213_remove(struct i2c_client *client)
1879 {
1880         snd_soc_unregister_codec(&client->dev);
1881         return 0;
1882 }
1883
1884 static const struct i2c_device_id da7213_i2c_id[] = {
1885         { "da7213", 0 },
1886         { }
1887 };
1888 MODULE_DEVICE_TABLE(i2c, da7213_i2c_id);
1889
1890 /* I2C codec control layer */
1891 static struct i2c_driver da7213_i2c_driver = {
1892         .driver = {
1893                 .name = "da7213",
1894                 .of_match_table = of_match_ptr(da7213_of_match),
1895                 .acpi_match_table = ACPI_PTR(da7213_acpi_match),
1896         },
1897         .probe          = da7213_i2c_probe,
1898         .remove         = da7213_remove,
1899         .id_table       = da7213_i2c_id,
1900 };
1901
1902 module_i2c_driver(da7213_i2c_driver);
1903
1904 MODULE_DESCRIPTION("ASoC DA7213 Codec driver");
1905 MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>");
1906 MODULE_LICENSE("GPL");