summaryrefslogtreecommitdiff
path: root/sound/soc/codecs/da7213.c
blob: 7278f93460c1ee1f5eb48fafaf2f95d0aa406c62 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
/*
 * DA7213 ALSA SoC Codec Driver
 *
 * Copyright (c) 2013 Dialog Semiconductor
 *
 * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
 * Based on DA9055 ALSA SoC codec driver.
 *
 * This program is free software; you can redistribute  it and/or modify it
 * under  the terms of  the GNU General  Public License as published by the
 * Free Software Foundation;  either version 2 of the  License, or (at your
 * option) any later version.
 */

#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/i2c.h>
#include <linux/regmap.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/initval.h>
#include <sound/tlv.h>

#include <sound/da7213.h>
#include "da7213.h"


/* Gain and Volume */
static const DECLARE_TLV_DB_RANGE(aux_vol_tlv,
	/* -54dB */
	0x0, 0x11, TLV_DB_SCALE_ITEM(-5400, 0, 0),
	/* -52.5dB to 15dB */
	0x12, 0x3f, TLV_DB_SCALE_ITEM(-5250, 150, 0)
);

static const DECLARE_TLV_DB_RANGE(digital_gain_tlv,
	0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
	/* -78dB to 12dB */
	0x08, 0x7f, TLV_DB_SCALE_ITEM(-7800, 75, 0)
);

static const DECLARE_TLV_DB_RANGE(alc_analog_gain_tlv,
	0x0, 0x0, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
	/* 0dB to 36dB */
	0x01, 0x07, TLV_DB_SCALE_ITEM(0, 600, 0)
);

static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, -600, 600, 0);
static const DECLARE_TLV_DB_SCALE(mixin_gain_tlv, -450, 150, 0);
static const DECLARE_TLV_DB_SCALE(eq_gain_tlv, -1050, 150, 0);
static const DECLARE_TLV_DB_SCALE(hp_vol_tlv, -5700, 100, 0);
static const DECLARE_TLV_DB_SCALE(lineout_vol_tlv, -4800, 100, 0);
static const DECLARE_TLV_DB_SCALE(alc_threshold_tlv, -9450, 150, 0);
static const DECLARE_TLV_DB_SCALE(alc_gain_tlv, 0, 600, 0);

/* ADC and DAC voice mode (8kHz) high pass cutoff value */
static const char * const da7213_voice_hpf_corner_txt[] = {
	"2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz"
};

static SOC_ENUM_SINGLE_DECL(da7213_dac_voice_hpf_corner,
			    DA7213_DAC_FILTERS1,
			    DA7213_VOICE_HPF_CORNER_SHIFT,
			    da7213_voice_hpf_corner_txt);

static SOC_ENUM_SINGLE_DECL(da7213_adc_voice_hpf_corner,
			    DA7213_ADC_FILTERS1,
			    DA7213_VOICE_HPF_CORNER_SHIFT,
			    da7213_voice_hpf_corner_txt);

/* ADC and DAC high pass filter cutoff value */
static const char * const da7213_audio_hpf_corner_txt[] = {
	"Fs/24000", "Fs/12000", "Fs/6000", "Fs/3000"
};

static SOC_ENUM_SINGLE_DECL(da7213_dac_audio_hpf_corner,
			    DA7213_DAC_FILTERS1
			    , DA7213_AUDIO_HPF_CORNER_SHIFT,
			    da7213_audio_hpf_corner_txt);

static SOC_ENUM_SINGLE_DECL(da7213_adc_audio_hpf_corner,
			    DA7213_ADC_FILTERS1,
			    DA7213_AUDIO_HPF_CORNER_SHIFT,
			    da7213_audio_hpf_corner_txt);

/* Gain ramping rate value */
static const char * const da7213_gain_ramp_rate_txt[] = {
	"nominal rate * 8", "nominal rate * 16", "nominal rate / 16",
	"nominal rate / 32"
};

static SOC_ENUM_SINGLE_DECL(da7213_gain_ramp_rate,
			    DA7213_GAIN_RAMP_CTRL,
			    DA7213_GAIN_RAMP_RATE_SHIFT,
			    da7213_gain_ramp_rate_txt);

/* DAC noise gate setup time value */
static const char * const da7213_dac_ng_setup_time_txt[] = {
	"256 samples", "512 samples", "1024 samples", "2048 samples"
};

static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_setup_time,
			    DA7213_DAC_NG_SETUP_TIME,
			    DA7213_DAC_NG_SETUP_TIME_SHIFT,
			    da7213_dac_ng_setup_time_txt);

/* DAC noise gate rampup rate value */
static const char * const da7213_dac_ng_rampup_txt[] = {
	"0.02 ms/dB", "0.16 ms/dB"
};

static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampup_rate,
			    DA7213_DAC_NG_SETUP_TIME,
			    DA7213_DAC_NG_RAMPUP_RATE_SHIFT,
			    da7213_dac_ng_rampup_txt);

/* DAC noise gate rampdown rate value */
static const char * const da7213_dac_ng_rampdown_txt[] = {
	"0.64 ms/dB", "20.48 ms/dB"
};

static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampdown_rate,
			    DA7213_DAC_NG_SETUP_TIME,
			    DA7213_DAC_NG_RAMPDN_RATE_SHIFT,
			    da7213_dac_ng_rampdown_txt);

/* DAC soft mute rate value */
static const char * const da7213_dac_soft_mute_rate_txt[] = {
	"1", "2", "4", "8", "16", "32", "64"
};

static SOC_ENUM_SINGLE_DECL(da7213_dac_soft_mute_rate,
			    DA7213_DAC_FILTERS5,
			    DA7213_DAC_SOFTMUTE_RATE_SHIFT,
			    da7213_dac_soft_mute_rate_txt);

/* ALC Attack Rate select */
static const char * const da7213_alc_attack_rate_txt[] = {
	"44/fs", "88/fs", "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs",
	"5632/fs", "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
};

static SOC_ENUM_SINGLE_DECL(da7213_alc_attack_rate,
			    DA7213_ALC_CTRL2,
			    DA7213_ALC_ATTACK_SHIFT,
			    da7213_alc_attack_rate_txt);

/* ALC Release Rate select */
static const char * const da7213_alc_release_rate_txt[] = {
	"176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs", "5632/fs",
	"11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
};

static SOC_ENUM_SINGLE_DECL(da7213_alc_release_rate,
			    DA7213_ALC_CTRL2,
			    DA7213_ALC_RELEASE_SHIFT,
			    da7213_alc_release_rate_txt);

/* ALC Hold Time select */
static const char * const da7213_alc_hold_time_txt[] = {
	"62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs",
	"7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs",
	"253952/fs", "507904/fs", "1015808/fs", "2031616/fs"
};

static SOC_ENUM_SINGLE_DECL(da7213_alc_hold_time,
			    DA7213_ALC_CTRL3,
			    DA7213_ALC_HOLD_SHIFT,
			    da7213_alc_hold_time_txt);

/* ALC Input Signal Tracking rate select */
static const char * const da7213_alc_integ_rate_txt[] = {
	"1/4", "1/16", "1/256", "1/65536"
};

static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_attack_rate,
			    DA7213_ALC_CTRL3,
			    DA7213_ALC_INTEG_ATTACK_SHIFT,
			    da7213_alc_integ_rate_txt);

static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_release_rate,
			    DA7213_ALC_CTRL3,
			    DA7213_ALC_INTEG_RELEASE_SHIFT,
			    da7213_alc_integ_rate_txt);


/*
 * Control Functions
 */

static int da7213_get_alc_data(struct snd_soc_codec *codec, u8 reg_val)
{
	int mid_data, top_data;
	int sum = 0;
	u8 iteration;

	for (iteration = 0; iteration < DA7213_ALC_AVG_ITERATIONS;
	     iteration++) {
		/* Select the left or right channel and capture data */
		snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL, reg_val);

		/* Select middle 8 bits for read back from data register */
		snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL,
			      reg_val | DA7213_ALC_DATA_MIDDLE);
		mid_data = snd_soc_read(codec, DA7213_ALC_CIC_OP_LVL_DATA);

		/* Select top 8 bits for read back from data register */
		snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL,
			      reg_val | DA7213_ALC_DATA_TOP);
		top_data = snd_soc_read(codec, DA7213_ALC_CIC_OP_LVL_DATA);

		sum += ((mid_data << 8) | (top_data << 16));
	}

	return sum / DA7213_ALC_AVG_ITERATIONS;
}

static void da7213_alc_calib_man(struct snd_soc_codec *codec)
{
	u8 reg_val;
	int avg_left_data, avg_right_data, offset_l, offset_r;

	/* Calculate average for Left and Right data */
	/* Left Data */
	avg_left_data = da7213_get_alc_data(codec,
			DA7213_ALC_CIC_OP_CHANNEL_LEFT);
	/* Right Data */
	avg_right_data = da7213_get_alc_data(codec,
			 DA7213_ALC_CIC_OP_CHANNEL_RIGHT);

	/* Calculate DC offset */
	offset_l = -avg_left_data;
	offset_r = -avg_right_data;

	reg_val = (offset_l & DA7213_ALC_OFFSET_15_8) >> 8;
	snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_M_L, reg_val);
	reg_val = (offset_l & DA7213_ALC_OFFSET_19_16) >> 16;
	snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_U_L, reg_val);

	reg_val = (offset_r & DA7213_ALC_OFFSET_15_8) >> 8;
	snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_M_R, reg_val);
	reg_val = (offset_r & DA7213_ALC_OFFSET_19_16) >> 16;
	snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_U_R, reg_val);

	/* Enable analog/digital gain mode & offset cancellation */
	snd_soc_update_bits(codec, DA7213_ALC_CTRL1,
			    DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
			    DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE);
}

static void da7213_alc_calib_auto(struct snd_soc_codec *codec)
{
	u8 alc_ctrl1;

	/* Begin auto calibration and wait for completion */
	snd_soc_update_bits(codec, DA7213_ALC_CTRL1, DA7213_ALC_AUTO_CALIB_EN,
			    DA7213_ALC_AUTO_CALIB_EN);
	do {
		alc_ctrl1 = snd_soc_read(codec, DA7213_ALC_CTRL1);
	} while (alc_ctrl1 & DA7213_ALC_AUTO_CALIB_EN);

	/* If auto calibration fails, fall back to digital gain only mode */
	if (alc_ctrl1 & DA7213_ALC_CALIB_OVERFLOW) {
		dev_warn(codec->dev,
			 "ALC auto calibration failed with overflow\n");
		snd_soc_update_bits(codec, DA7213_ALC_CTRL1,
				    DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
				    0);
	} else {
		/* Enable analog/digital gain mode & offset cancellation */
		snd_soc_update_bits(codec, DA7213_ALC_CTRL1,
				    DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
				    DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE);
	}

}

static void da7213_alc_calib(struct snd_soc_codec *codec)
{
	struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
	u8 adc_l_ctrl, adc_r_ctrl;
	u8 mixin_l_sel, mixin_r_sel;
	u8 mic_1_ctrl, mic_2_ctrl;

	/* Save current values from ADC control registers */
	adc_l_ctrl = snd_soc_read(codec, DA7213_ADC_L_CTRL);
	adc_r_ctrl = snd_soc_read(codec, DA7213_ADC_R_CTRL);

	/* Save current values from MIXIN_L/R_SELECT registers */
	mixin_l_sel = snd_soc_read(codec, DA7213_MIXIN_L_SELECT);
	mixin_r_sel = snd_soc_read(codec, DA7213_MIXIN_R_SELECT);

	/* Save current values from MIC control registers */
	mic_1_ctrl = snd_soc_read(codec, DA7213_MIC_1_CTRL);
	mic_2_ctrl = snd_soc_read(codec, DA7213_MIC_2_CTRL);

	/* Enable ADC Left and Right */
	snd_soc_update_bits(codec, DA7213_ADC_L_CTRL, DA7213_ADC_EN,
			    DA7213_ADC_EN);
	snd_soc_update_bits(codec, DA7213_ADC_R_CTRL, DA7213_ADC_EN,
			    DA7213_ADC_EN);

	/* Enable MIC paths */
	snd_soc_update_bits(codec, DA7213_MIXIN_L_SELECT,
			    DA7213_MIXIN_L_MIX_SELECT_MIC_1 |
			    DA7213_MIXIN_L_MIX_SELECT_MIC_2,
			    DA7213_MIXIN_L_MIX_SELECT_MIC_1 |
			    DA7213_MIXIN_L_MIX_SELECT_MIC_2);
	snd_soc_update_bits(codec, DA7213_MIXIN_R_SELECT,
			    DA7213_MIXIN_R_MIX_SELECT_MIC_2 |
			    DA7213_MIXIN_R_MIX_SELECT_MIC_1,
			    DA7213_MIXIN_R_MIX_SELECT_MIC_2 |
			    DA7213_MIXIN_R_MIX_SELECT_MIC_1);

	/* Mute MIC PGAs */
	snd_soc_update_bits(codec, DA7213_MIC_1_CTRL, DA7213_MUTE_EN,
			    DA7213_MUTE_EN);
	snd_soc_update_bits(codec, DA7213_MIC_2_CTRL, DA7213_MUTE_EN,
			    DA7213_MUTE_EN);

	/* Perform calibration */
	if (da7213->alc_calib_auto)
		da7213_alc_calib_auto(codec);
	else
		da7213_alc_calib_man(codec);

	/* Restore MIXIN_L/R_SELECT registers to their original states */
	snd_soc_write(codec, DA7213_MIXIN_L_SELECT, mixin_l_sel);
	snd_soc_write(codec, DA7213_MIXIN_R_SELECT, mixin_r_sel);

	/* Restore ADC control registers to their original states */
	snd_soc_write(codec, DA7213_ADC_L_CTRL, adc_l_ctrl);
	snd_soc_write(codec, DA7213_ADC_R_CTRL, adc_r_ctrl);

	/* Restore original values of MIC control registers */
	snd_soc_write(codec, DA7213_MIC_1_CTRL, mic_1_ctrl);
	snd_soc_write(codec, DA7213_MIC_2_CTRL, mic_2_ctrl);
}

static int da7213_put_mixin_gain(struct snd_kcontrol *kcontrol,
				struct snd_ctl_elem_value *ucontrol)
{
	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
	struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
	int ret;

	ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);

	/* If ALC in operation, make sure calibrated offsets are updated */
	if ((!ret) && (da7213->alc_en))
		da7213_alc_calib(codec);

	return ret;
}

static int da7213_put_alc_sw(struct snd_kcontrol *kcontrol,
			    struct snd_ctl_elem_value *ucontrol)
{
	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
	struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);

	/* Force ALC offset calibration if enabling ALC */
	if (ucontrol->value.integer.value[0] ||
	    ucontrol->value.integer.value[1]) {
		if (!da7213->alc_en) {
			da7213_alc_calib(codec);
			da7213->alc_en = true;
		}
	} else {
		da7213->alc_en = false;
	}

	return snd_soc_put_volsw(kcontrol, ucontrol);
}


/*
 * KControls
 */

static const struct snd_kcontrol_new da7213_snd_controls[] = {

	/* Volume controls */
	SOC_SINGLE_TLV("Mic 1 Volume", DA7213_MIC_1_GAIN,
		       DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX,
		       DA7213_NO_INVERT, mic_vol_tlv),
	SOC_SINGLE_TLV("Mic 2 Volume", DA7213_MIC_2_GAIN,
		       DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX,
		       DA7213_NO_INVERT, mic_vol_tlv),
	SOC_DOUBLE_R_TLV("Aux Volume", DA7213_AUX_L_GAIN, DA7213_AUX_R_GAIN,
			 DA7213_AUX_AMP_GAIN_SHIFT, DA7213_AUX_AMP_GAIN_MAX,
			 DA7213_NO_INVERT, aux_vol_tlv),
	SOC_DOUBLE_R_EXT_TLV("Mixin PGA Volume", DA7213_MIXIN_L_GAIN,
			     DA7213_MIXIN_R_GAIN, DA7213_MIXIN_AMP_GAIN_SHIFT,
			     DA7213_MIXIN_AMP_GAIN_MAX, DA7213_NO_INVERT,
			     snd_soc_get_volsw_2r, da7213_put_mixin_gain,
			     mixin_gain_tlv),
	SOC_DOUBLE_R_TLV("ADC Volume", DA7213_ADC_L_GAIN, DA7213_ADC_R_GAIN,
			 DA7213_ADC_AMP_GAIN_SHIFT, DA7213_ADC_AMP_GAIN_MAX,
			 DA7213_NO_INVERT, digital_gain_tlv),
	SOC_DOUBLE_R_TLV("DAC Volume", DA7213_DAC_L_GAIN, DA7213_DAC_R_GAIN,
			 DA7213_DAC_AMP_GAIN_SHIFT, DA7213_DAC_AMP_GAIN_MAX,
			 DA7213_NO_INVERT, digital_gain_tlv),
	SOC_DOUBLE_R_TLV("Headphone Volume", DA7213_HP_L_GAIN, DA7213_HP_R_GAIN,
			 DA7213_HP_AMP_GAIN_SHIFT, DA7213_HP_AMP_GAIN_MAX,
			 DA7213_NO_INVERT, hp_vol_tlv),
	SOC_SINGLE_TLV("Lineout Volume", DA7213_LINE_GAIN,
		       DA7213_LINE_AMP_GAIN_SHIFT, DA7213_LINE_AMP_GAIN_MAX,
		       DA7213_NO_INVERT, lineout_vol_tlv),

	/* DAC Equalizer controls */
	SOC_SINGLE("DAC EQ Switch", DA7213_DAC_FILTERS4, DA7213_DAC_EQ_EN_SHIFT,
		   DA7213_DAC_EQ_EN_MAX, DA7213_NO_INVERT),
	SOC_SINGLE_TLV("DAC EQ1 Volume", DA7213_DAC_FILTERS2,
		       DA7213_DAC_EQ_BAND1_SHIFT, DA7213_DAC_EQ_BAND_MAX,
		       DA7213_NO_INVERT, eq_gain_tlv),
	SOC_SINGLE_TLV("DAC EQ2 Volume", DA7213_DAC_FILTERS2,
		       DA7213_DAC_EQ_BAND2_SHIFT, DA7213_DAC_EQ_BAND_MAX,
		       DA7213_NO_INVERT, eq_gain_tlv),
	SOC_SINGLE_TLV("DAC EQ3 Volume", DA7213_DAC_FILTERS3,
		       DA7213_DAC_EQ_BAND3_SHIFT, DA7213_DAC_EQ_BAND_MAX,
		       DA7213_NO_INVERT, eq_gain_tlv),
	SOC_SINGLE_TLV("DAC EQ4 Volume", DA7213_DAC_FILTERS3,
		       DA7213_DAC_EQ_BAND4_SHIFT, DA7213_DAC_EQ_BAND_MAX,
		       DA7213_NO_INVERT, eq_gain_tlv),
	SOC_SINGLE_TLV("DAC EQ5 Volume", DA7213_DAC_FILTERS4,
		       DA7213_DAC_EQ_BAND5_SHIFT, DA7213_DAC_EQ_BAND_MAX,
		       DA7213_NO_INVERT, eq_gain_tlv),

	/* High Pass Filter and Voice Mode controls */
	SOC_SINGLE("ADC HPF Switch", DA7213_ADC_FILTERS1, DA7213_HPF_EN_SHIFT,
		   DA7213_HPF_EN_MAX, DA7213_NO_INVERT),
	SOC_ENUM("ADC HPF Cutoff", da7213_adc_audio_hpf_corner),
	SOC_SINGLE("ADC Voice Mode Switch", DA7213_ADC_FILTERS1,
		   DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX,
		   DA7213_NO_INVERT),
	SOC_ENUM("ADC Voice Cutoff", da7213_adc_voice_hpf_corner),

	SOC_SINGLE("DAC HPF Switch", DA7213_DAC_FILTERS1, DA7213_HPF_EN_SHIFT,
		   DA7213_HPF_EN_MAX, DA7213_NO_INVERT),
	SOC_ENUM("DAC HPF Cutoff", da7213_dac_audio_hpf_corner),
	SOC_SINGLE("DAC Voice Mode Switch", DA7213_DAC_FILTERS1,
		   DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX,
		   DA7213_NO_INVERT),
	SOC_ENUM("DAC Voice Cutoff", da7213_dac_voice_hpf_corner),

	/* Mute controls */
	SOC_SINGLE("Mic 1 Switch", DA7213_MIC_1_CTRL, DA7213_MUTE_EN_SHIFT,
		   DA7213_MUTE_EN_MAX, DA7213_INVERT),
	SOC_SINGLE("Mic 2 Switch", DA7213_MIC_2_CTRL, DA7213_MUTE_EN_SHIFT,
		   DA7213_MUTE_EN_MAX, DA7213_INVERT),
	SOC_DOUBLE_R("Aux Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL,
		     DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
	SOC_DOUBLE_R("Mixin PGA Switch", DA7213_MIXIN_L_CTRL,
		     DA7213_MIXIN_R_CTRL, DA7213_MUTE_EN_SHIFT,
		     DA7213_MUTE_EN_MAX, DA7213_INVERT),
	SOC_DOUBLE_R("ADC Switch", DA7213_ADC_L_CTRL, DA7213_ADC_R_CTRL,
		     DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
	SOC_DOUBLE_R("Headphone Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL,
		     DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
	SOC_SINGLE("Lineout Switch", DA7213_LINE_CTRL, DA7213_MUTE_EN_SHIFT,
		   DA7213_MUTE_EN_MAX, DA7213_INVERT),
	SOC_SINGLE("DAC Soft Mute Switch", DA7213_DAC_FILTERS5,
		   DA7213_DAC_SOFTMUTE_EN_SHIFT, DA7213_DAC_SOFTMUTE_EN_MAX,
		   DA7213_NO_INVERT),
	SOC_ENUM("DAC Soft Mute Rate", da7213_dac_soft_mute_rate),

	/* Zero Cross controls */
	SOC_DOUBLE_R("Aux ZC Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL,
		     DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT),
	SOC_DOUBLE_R("Mixin PGA ZC Switch", DA7213_MIXIN_L_CTRL,
		     DA7213_MIXIN_R_CTRL, DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX,
		     DA7213_NO_INVERT),
	SOC_DOUBLE_R("Headphone ZC Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL,
		     DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT),

	/* Gain Ramping controls */
	SOC_DOUBLE_R("Aux Gain Ramping Switch", DA7213_AUX_L_CTRL,
		     DA7213_AUX_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
		     DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
	SOC_DOUBLE_R("Mixin Gain Ramping Switch", DA7213_MIXIN_L_CTRL,
		     DA7213_MIXIN_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
		     DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
	SOC_DOUBLE_R("ADC Gain Ramping Switch", DA7213_ADC_L_CTRL,
		     DA7213_ADC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
		     DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
	SOC_DOUBLE_R("DAC Gain Ramping Switch", DA7213_DAC_L_CTRL,
		     DA7213_DAC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
		     DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
	SOC_DOUBLE_R("Headphone Gain Ramping Switch", DA7213_HP_L_CTRL,
		     DA7213_HP_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
		     DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
	SOC_SINGLE("Lineout Gain Ramping Switch", DA7213_LINE_CTRL,
		   DA7213_GAIN_RAMP_EN_SHIFT, DA7213_GAIN_RAMP_EN_MAX,
		   DA7213_NO_INVERT),
	SOC_ENUM("Gain Ramping Rate", da7213_gain_ramp_rate),

	/* DAC Noise Gate controls */
	SOC_SINGLE("DAC NG Switch", DA7213_DAC_NG_CTRL, DA7213_DAC_NG_EN_SHIFT,
		   DA7213_DAC_NG_EN_MAX, DA7213_NO_INVERT),
	SOC_ENUM("DAC NG Setup Time", da7213_dac_ng_setup_time),
	SOC_ENUM("DAC NG Rampup Rate", da7213_dac_ng_rampup_rate),
	SOC_ENUM("DAC NG Rampdown Rate", da7213_dac_ng_rampdown_rate),
	SOC_SINGLE("DAC NG OFF Threshold", DA7213_DAC_NG_OFF_THRESHOLD,
		   DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX,
		   DA7213_NO_INVERT),
	SOC_SINGLE("DAC NG ON Threshold", DA7213_DAC_NG_ON_THRESHOLD,
		   DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX,
		   DA7213_NO_INVERT),

	/* DAC Routing & Inversion */
	SOC_DOUBLE("DAC Mono Switch", DA7213_DIG_ROUTING_DAC,
		   DA7213_DAC_L_MONO_SHIFT, DA7213_DAC_R_MONO_SHIFT,
		   DA7213_DAC_MONO_MAX, DA7213_NO_INVERT),
	SOC_DOUBLE("DAC Invert Switch", DA7213_DIG_CTRL, DA7213_DAC_L_INV_SHIFT,
		   DA7213_DAC_R_INV_SHIFT, DA7213_DAC_INV_MAX,
		   DA7213_NO_INVERT),

	/* DMIC controls */
	SOC_DOUBLE_R("DMIC Switch", DA7213_MIXIN_L_SELECT,
		     DA7213_MIXIN_R_SELECT, DA7213_DMIC_EN_SHIFT,
		     DA7213_DMIC_EN_MAX, DA7213_NO_INVERT),

	/* ALC Controls */
	SOC_DOUBLE_EXT("ALC Switch", DA7213_ALC_CTRL1, DA7213_ALC_L_EN_SHIFT,
		       DA7213_ALC_R_EN_SHIFT, DA7213_ALC_EN_MAX,
		       DA7213_NO_INVERT, snd_soc_get_volsw, da7213_put_alc_sw),
	SOC_ENUM("ALC Attack Rate", da7213_alc_attack_rate),
	SOC_ENUM("ALC Release Rate", da7213_alc_release_rate),
	SOC_ENUM("ALC Hold Time", da7213_alc_hold_time),
	/*
	 * Rate at which input signal envelope is tracked as the signal gets
	 * larger
	 */
	SOC_ENUM("ALC Integ Attack Rate", da7213_alc_integ_attack_rate),
	/*
	 * Rate at which input signal envelope is tracked as the signal gets
	 * smaller
	 */
	SOC_ENUM("ALC Integ Release Rate", da7213_alc_integ_release_rate),
	SOC_SINGLE_TLV("ALC Noise Threshold Volume", DA7213_ALC_NOISE,
		       DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
		       DA7213_INVERT, alc_threshold_tlv),
	SOC_SINGLE_TLV("ALC Min Threshold Volume", DA7213_ALC_TARGET_MIN,
		       DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
		       DA7213_INVERT, alc_threshold_tlv),
	SOC_SINGLE_TLV("ALC Max Threshold Volume", DA7213_ALC_TARGET_MAX,
		       DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
		       DA7213_INVERT, alc_threshold_tlv),
	SOC_SINGLE_TLV("ALC Max Attenuation Volume", DA7213_ALC_GAIN_LIMITS,
		       DA7213_ALC_ATTEN_MAX_SHIFT,
		       DA7213_ALC_ATTEN_GAIN_MAX_MAX, DA7213_NO_INVERT,
		       alc_gain_tlv),
	SOC_SINGLE_TLV("ALC Max Gain Volume", DA7213_ALC_GAIN_LIMITS,
		       DA7213_ALC_GAIN_MAX_SHIFT, DA7213_ALC_ATTEN_GAIN_MAX_MAX,
		       DA7213_NO_INVERT, alc_gain_tlv),
	SOC_SINGLE_TLV("ALC Min Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS,
		       DA7213_ALC_ANA_GAIN_MIN_SHIFT, DA7213_ALC_ANA_GAIN_MAX,
		       DA7213_NO_INVERT, alc_analog_gain_tlv),
	SOC_SINGLE_TLV("ALC Max Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS,
		       DA7213_ALC_ANA_GAIN_MAX_SHIFT, DA7213_ALC_ANA_GAIN_MAX,
		       DA7213_NO_INVERT, alc_analog_gain_tlv),
	SOC_SINGLE("ALC Anticlip Mode Switch", DA7213_ALC_ANTICLIP_CTRL,
		   DA7213_ALC_ANTICLIP_EN_SHIFT, DA7213_ALC_ANTICLIP_EN_MAX,
		   DA7213_NO_INVERT),
	SOC_SINGLE("ALC Anticlip Level", DA7213_ALC_ANTICLIP_LEVEL,
		   DA7213_ALC_ANTICLIP_LEVEL_SHIFT,
		   DA7213_ALC_ANTICLIP_LEVEL_MAX, DA7213_NO_INVERT),
};


/*
 * DAPM
 */

/*
 * Enums
 */

/* MIC PGA source select */
static const char * const da7213_mic_amp_in_sel_txt[] = {
	"Differential", "MIC_P", "MIC_N"
};

static SOC_ENUM_SINGLE_DECL(da7213_mic_1_amp_in_sel,
			    DA7213_MIC_1_CTRL,
			    DA7213_MIC_AMP_IN_SEL_SHIFT,
			    da7213_mic_amp_in_sel_txt);
static const struct snd_kcontrol_new da7213_mic_1_amp_in_sel_mux =
	SOC_DAPM_ENUM("Mic 1 Amp Source MUX", da7213_mic_1_amp_in_sel);

static SOC_ENUM_SINGLE_DECL(da7213_mic_2_amp_in_sel,
			    DA7213_MIC_2_CTRL,
			    DA7213_MIC_AMP_IN_SEL_SHIFT,
			    da7213_mic_amp_in_sel_txt);
static const struct snd_kcontrol_new da7213_mic_2_amp_in_sel_mux =
	SOC_DAPM_ENUM("Mic 2 Amp Source MUX", da7213_mic_2_amp_in_sel);

/* DAI routing select */
static const char * const da7213_dai_src_txt[] = {
	"ADC Left", "ADC Right", "DAI Input Left", "DAI Input Right"
};

static SOC_ENUM_SINGLE_DECL(da7213_dai_l_src,
			    DA7213_DIG_ROUTING_DAI,
			    DA7213_DAI_L_SRC_SHIFT,
			    da7213_dai_src_txt);
static const struct snd_kcontrol_new da7213_dai_l_src_mux =
	SOC_DAPM_ENUM("DAI Left Source MUX", da7213_dai_l_src);

static SOC_ENUM_SINGLE_DECL(da7213_dai_r_src,
			    DA7213_DIG_ROUTING_DAI,
			    DA7213_DAI_R_SRC_SHIFT,
			    da7213_dai_src_txt);
static const struct snd_kcontrol_new da7213_dai_r_src_mux =
	SOC_DAPM_ENUM("DAI Right Source MUX", da7213_dai_r_src);

/* DAC routing select */
static const char * const da7213_dac_src_txt[] = {
	"ADC Output Left", "ADC Output Right", "DAI Input Left",
	"DAI Input Right"
};

static SOC_ENUM_SINGLE_DECL(da7213_dac_l_src,
			    DA7213_DIG_ROUTING_DAC,
			    DA7213_DAC_L_SRC_SHIFT,
			    da7213_dac_src_txt);
static const struct snd_kcontrol_new da7213_dac_l_src_mux =
	SOC_DAPM_ENUM("DAC Left Source MUX", da7213_dac_l_src);

static SOC_ENUM_SINGLE_DECL(da7213_dac_r_src,
			    DA7213_DIG_ROUTING_DAC,
			    DA7213_DAC_R_SRC_SHIFT,
			    da7213_dac_src_txt);
static const struct snd_kcontrol_new da7213_dac_r_src_mux =
	SOC_DAPM_ENUM("DAC Right Source MUX", da7213_dac_r_src);

/*
 * Mixer Controls
 */

/* Mixin Left */
static const struct snd_kcontrol_new da7213_dapm_mixinl_controls[] = {
	SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXIN_L_SELECT,
			DA7213_MIXIN_L_MIX_SELECT_AUX_L_SHIFT,
			DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
	SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_L_SELECT,
			DA7213_MIXIN_L_MIX_SELECT_MIC_1_SHIFT,
			DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
	SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_L_SELECT,
			DA7213_MIXIN_L_MIX_SELECT_MIC_2_SHIFT,
			DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
	SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXIN_L_SELECT,
			DA7213_MIXIN_L_MIX_SELECT_MIXIN_R_SHIFT,
			DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
};

/* Mixin Right */
static const struct snd_kcontrol_new da7213_dapm_mixinr_controls[] = {
	SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXIN_R_SELECT,
			DA7213_MIXIN_R_MIX_SELECT_AUX_R_SHIFT,
			DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
	SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_R_SELECT,
			DA7213_MIXIN_R_MIX_SELECT_MIC_2_SHIFT,
			DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
	SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_R_SELECT,
			DA7213_MIXIN_R_MIX_SELECT_MIC_1_SHIFT,
			DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
	SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXIN_R_SELECT,
			DA7213_MIXIN_R_MIX_SELECT_MIXIN_L_SHIFT,
			DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
};

/* Mixout Left */
static const struct snd_kcontrol_new da7213_dapm_mixoutl_controls[] = {
	SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXOUT_L_SELECT,
			DA7213_MIXOUT_L_MIX_SELECT_AUX_L_SHIFT,
			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
	SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_L_SELECT,
			DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_SHIFT,
			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
	SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_L_SELECT,
			DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_SHIFT,
			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
	SOC_DAPM_SINGLE("DAC Left Switch", DA7213_MIXOUT_L_SELECT,
			DA7213_MIXOUT_L_MIX_SELECT_DAC_L_SHIFT,
			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
	SOC_DAPM_SINGLE("Aux Left Invert Switch", DA7213_MIXOUT_L_SELECT,
			DA7213_MIXOUT_L_MIX_SELECT_AUX_L_INVERTED_SHIFT,
			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
	SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_L_SELECT,
			DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_INVERTED_SHIFT,
			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
	SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_L_SELECT,
			DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_INVERTED_SHIFT,
			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
};

/* Mixout Right */
static const struct snd_kcontrol_new da7213_dapm_mixoutr_controls[] = {
	SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXOUT_R_SELECT,
			DA7213_MIXOUT_R_MIX_SELECT_AUX_R_SHIFT,
			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
	SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_R_SELECT,
			DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_SHIFT,
			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
	SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_R_SELECT,
			DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_SHIFT,
			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
	SOC_DAPM_SINGLE("DAC Right Switch", DA7213_MIXOUT_R_SELECT,
			DA7213_MIXOUT_R_MIX_SELECT_DAC_R_SHIFT,
			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
	SOC_DAPM_SINGLE("Aux Right Invert Switch", DA7213_MIXOUT_R_SELECT,
			DA7213_MIXOUT_R_MIX_SELECT_AUX_R_INVERTED_SHIFT,
			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
	SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_R_SELECT,
			DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_INVERTED_SHIFT,
			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
	SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_R_SELECT,
			DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_INVERTED_SHIFT,
			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
};


/*
 * DAPM widgets
 */

static const struct snd_soc_dapm_widget da7213_dapm_widgets[] = {
	/*
	 * Input & Output
	 */

	/* Use a supply here as this controls both input & output DAIs */
	SND_SOC_DAPM_SUPPLY("DAI", DA7213_DAI_CTRL, DA7213_DAI_EN_SHIFT,
			    DA7213_NO_INVERT, NULL, 0),

	/*
	 * Input
	 */

	/* Input Lines */
	SND_SOC_DAPM_INPUT("MIC1"),
	SND_SOC_DAPM_INPUT("MIC2"),
	SND_SOC_DAPM_INPUT("AUXL"),
	SND_SOC_DAPM_INPUT("AUXR"),

	/* MUXs for Mic PGA source selection */
	SND_SOC_DAPM_MUX("Mic 1 Amp Source MUX", SND_SOC_NOPM, 0, 0,
			 &da7213_mic_1_amp_in_sel_mux),
	SND_SOC_DAPM_MUX("Mic 2 Amp Source MUX", SND_SOC_NOPM, 0, 0,
			 &da7213_mic_2_amp_in_sel_mux),

	/* Input PGAs */
	SND_SOC_DAPM_PGA("Mic 1 PGA", DA7213_MIC_1_CTRL, DA7213_AMP_EN_SHIFT,
			 DA7213_NO_INVERT, NULL, 0),
	SND_SOC_DAPM_PGA("Mic 2 PGA", DA7213_MIC_2_CTRL, DA7213_AMP_EN_SHIFT,
			 DA7213_NO_INVERT, NULL, 0),
	SND_SOC_DAPM_PGA("Aux Left PGA", DA7213_AUX_L_CTRL, DA7213_AMP_EN_SHIFT,
			 DA7213_NO_INVERT, NULL, 0),
	SND_SOC_DAPM_PGA("Aux Right PGA", DA7213_AUX_R_CTRL,
			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
	SND_SOC_DAPM_PGA("Mixin Left PGA", DA7213_MIXIN_L_CTRL,
			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
	SND_SOC_DAPM_PGA("Mixin Right PGA", DA7213_MIXIN_R_CTRL,
			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),

	/* Mic Biases */
	SND_SOC_DAPM_SUPPLY("Mic Bias 1", DA7213_MICBIAS_CTRL,
			    DA7213_MICBIAS1_EN_SHIFT, DA7213_NO_INVERT,
			    NULL, 0),
	SND_SOC_DAPM_SUPPLY("Mic Bias 2", DA7213_MICBIAS_CTRL,
			    DA7213_MICBIAS2_EN_SHIFT, DA7213_NO_INVERT,
			    NULL, 0),

	/* Input Mixers */
	SND_SOC_DAPM_MIXER("Mixin Left", SND_SOC_NOPM, 0, 0,
			   &da7213_dapm_mixinl_controls[0],
			   ARRAY_SIZE(da7213_dapm_mixinl_controls)),
	SND_SOC_DAPM_MIXER("Mixin Right", SND_SOC_NOPM, 0, 0,
			   &da7213_dapm_mixinr_controls[0],
			   ARRAY_SIZE(da7213_dapm_mixinr_controls)),

	/* ADCs */
	SND_SOC_DAPM_ADC("ADC Left", NULL, DA7213_ADC_L_CTRL,
			 DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT),
	SND_SOC_DAPM_ADC("ADC Right", NULL, DA7213_ADC_R_CTRL,
			 DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT),

	/* DAI */
	SND_SOC_DAPM_MUX("DAI Left Source MUX", SND_SOC_NOPM, 0, 0,
			 &da7213_dai_l_src_mux),
	SND_SOC_DAPM_MUX("DAI Right Source MUX", SND_SOC_NOPM, 0, 0,
			 &da7213_dai_r_src_mux),
	SND_SOC_DAPM_AIF_OUT("DAIOUTL", "Capture", 0, SND_SOC_NOPM, 0, 0),
	SND_SOC_DAPM_AIF_OUT("DAIOUTR", "Capture", 1, SND_SOC_NOPM, 0, 0),

	/*
	 * Output
	 */

	/* DAI */
	SND_SOC_DAPM_AIF_IN("DAIINL", "Playback", 0, SND_SOC_NOPM, 0, 0),
	SND_SOC_DAPM_AIF_IN("DAIINR", "Playback", 1, SND_SOC_NOPM, 0, 0),
	SND_SOC_DAPM_MUX("DAC Left Source MUX", SND_SOC_NOPM, 0, 0,
			 &da7213_dac_l_src_mux),
	SND_SOC_DAPM_MUX("DAC Right Source MUX", SND_SOC_NOPM, 0, 0,
			 &da7213_dac_r_src_mux),

	/* DACs */
	SND_SOC_DAPM_DAC("DAC Left", NULL, DA7213_DAC_L_CTRL,
			 DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT),
	SND_SOC_DAPM_DAC("DAC Right", NULL, DA7213_DAC_R_CTRL,
			 DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT),

	/* Output Mixers */
	SND_SOC_DAPM_MIXER("Mixout Left", SND_SOC_NOPM, 0, 0,
			   &da7213_dapm_mixoutl_controls[0],
			   ARRAY_SIZE(da7213_dapm_mixoutl_controls)),
	SND_SOC_DAPM_MIXER("Mixout Right", SND_SOC_NOPM, 0, 0,
			   &da7213_dapm_mixoutr_controls[0],
			   ARRAY_SIZE(da7213_dapm_mixoutr_controls)),

	/* Output PGAs */
	SND_SOC_DAPM_PGA("Mixout Left PGA", DA7213_MIXOUT_L_CTRL,
			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
	SND_SOC_DAPM_PGA("Mixout Right PGA", DA7213_MIXOUT_R_CTRL,
			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
	SND_SOC_DAPM_PGA("Lineout PGA", DA7213_LINE_CTRL, DA7213_AMP_EN_SHIFT,
			 DA7213_NO_INVERT, NULL, 0),
	SND_SOC_DAPM_PGA("Headphone Left PGA", DA7213_HP_L_CTRL,
			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
	SND_SOC_DAPM_PGA("Headphone Right PGA", DA7213_HP_R_CTRL,
			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),

	/* Charge Pump */
	SND_SOC_DAPM_SUPPLY("Charge Pump", DA7213_CP_CTRL, DA7213_CP_EN_SHIFT,
			    DA7213_NO_INVERT, NULL, 0),

	/* Output Lines */
	SND_SOC_DAPM_OUTPUT("HPL"),
	SND_SOC_DAPM_OUTPUT("HPR"),
	SND_SOC_DAPM_OUTPUT("LINE"),
};


/*
 * DAPM audio route definition
 */

static const struct snd_soc_dapm_route da7213_audio_map[] = {
	/* Dest       Connecting Widget    source */

	/* Input path */
	{"MIC1", NULL, "Mic Bias 1"},
	{"MIC2", NULL, "Mic Bias 2"},

	{"Mic 1 Amp Source MUX", "Differential", "MIC1"},
	{"Mic 1 Amp Source MUX", "MIC_P", "MIC1"},
	{"Mic 1 Amp Source MUX", "MIC_N", "MIC1"},

	{"Mic 2 Amp Source MUX", "Differential", "MIC2"},
	{"Mic 2 Amp Source MUX", "MIC_P", "MIC2"},
	{"Mic 2 Amp Source MUX", "MIC_N", "MIC2"},

	{"Mic 1 PGA", NULL, "Mic 1 Amp Source MUX"},
	{"Mic 2 PGA", NULL, "Mic 2 Amp Source MUX"},

	{"Aux Left PGA", NULL, "AUXL"},
	{"Aux Right PGA", NULL, "AUXR"},

	{"Mixin Left", "Aux Left Switch", "Aux Left PGA"},
	{"Mixin Left", "Mic 1 Switch", "Mic 1 PGA"},
	{"Mixin Left", "Mic 2 Switch", "Mic 2 PGA"},
	{"Mixin Left", "Mixin Right Switch", "Mixin Right PGA"},

	{"Mixin Right", "Aux Right Switch", "Aux Right PGA"},
	{"Mixin Right", "Mic 2 Switch", "Mic 2 PGA"},
	{"Mixin Right", "Mic 1 Switch", "Mic 1 PGA"},
	{"Mixin Right", "Mixin Left Switch", "Mixin Left PGA"},

	{"Mixin Left PGA", NULL, "Mixin Left"},
	{"ADC Left", NULL, "Mixin Left PGA"},

	{"Mixin Right PGA", NULL, "Mixin Right"},
	{"ADC Right", NULL, "Mixin Right PGA"},

	{"DAI Left Source MUX", "ADC Left", "ADC Left"},
	{"DAI Left Source MUX", "ADC Right", "ADC Right"},
	{"DAI Left Source MUX", "DAI Input Left", "DAIINL"},
	{"DAI Left Source MUX", "DAI Input Right", "DAIINR"},

	{"DAI Right Source MUX", "ADC Left", "ADC Left"},
	{"DAI Right Source MUX", "ADC Right", "ADC Right"},
	{"DAI Right Source MUX", "DAI Input Left", "DAIINL"},
	{"DAI Right Source MUX", "DAI Input Right", "DAIINR"},

	{"DAIOUTL", NULL, "DAI Left Source MUX"},
	{"DAIOUTR", NULL, "DAI Right Source MUX"},

	{"DAIOUTL", NULL, "DAI"},
	{"DAIOUTR", NULL, "DAI"},

	/* Output path */
	{"DAIINL", NULL, "DAI"},
	{"DAIINR", NULL, "DAI"},

	{"DAC Left Source MUX", "ADC Output Left", "ADC Left"},
	{"DAC Left Source MUX", "ADC Output Right", "ADC Right"},
	{"DAC Left Source MUX", "DAI Input Left", "DAIINL"},
	{"DAC Left Source MUX", "DAI Input Right", "DAIINR"},

	{"DAC Right Source MUX", "ADC Output Left", "ADC Left"},
	{"DAC Right Source MUX", "ADC Output Right", "ADC Right"},
	{"DAC Right Source MUX", "DAI Input Left", "DAIINL"},
	{"DAC Right Source MUX", "DAI Input Right", "DAIINR"},

	{"DAC Left", NULL, "DAC Left Source MUX"},
	{"DAC Right", NULL, "DAC Right Source MUX"},

	{"Mixout Left", "Aux Left Switch", "Aux Left PGA"},
	{"Mixout Left", "Mixin Left Switch", "Mixin Left PGA"},
	{"Mixout Left", "Mixin Right Switch", "Mixin Right PGA"},
	{"Mixout Left", "DAC Left Switch", "DAC Left"},
	{"Mixout Left", "Aux Left Invert Switch", "Aux Left PGA"},
	{"Mixout Left", "Mixin Left Invert Switch", "Mixin Left PGA"},
	{"Mixout Left", "Mixin Right Invert Switch", "Mixin Right PGA"},

	{"Mixout Right", "Aux Right Switch", "Aux Right PGA"},
	{"Mixout Right", "Mixin Right Switch", "Mixin Right PGA"},
	{"Mixout Right", "Mixin Left Switch", "Mixin Left PGA"},
	{"Mixout Right", "DAC Right Switch", "DAC Right"},
	{"Mixout Right", "Aux Right Invert Switch", "Aux Right PGA"},
	{"Mixout Right", "Mixin Right Invert Switch", "Mixin Right PGA"},
	{"Mixout Right", "Mixin Left Invert Switch", "Mixin Left PGA"},

	{"Mixout Left PGA", NULL, "Mixout Left"},
	{"Mixout Right PGA", NULL, "Mixout Right"},

	{"Headphone Left PGA", NULL, "Mixout Left PGA"},
	{"Headphone Left PGA", NULL, "Charge Pump"},
	{"HPL", NULL, "Headphone Left PGA"},

	{"Headphone Right PGA", NULL, "Mixout Right PGA"},
	{"Headphone Right PGA", NULL, "Charge Pump"},
	{"HPR", NULL, "Headphone Right PGA"},

	{"Lineout PGA", NULL, "Mixout Right PGA"},
	{"LINE", NULL, "Lineout PGA"},
};

static const struct reg_default da7213_reg_defaults[] = {
	{ DA7213_DIG_ROUTING_DAI, 0x10 },
	{ DA7213_SR, 0x0A },
	{ DA7213_REFERENCES, 0x80 },
	{ DA7213_PLL_FRAC_TOP, 0x00 },
	{ DA7213_PLL_FRAC_BOT, 0x00 },
	{ DA7213_PLL_INTEGER, 0x20 },
	{ DA7213_PLL_CTRL, 0x0C },
	{ DA7213_DAI_CLK_MODE, 0x01 },
	{ DA7213_DAI_CTRL, 0x08 },
	{ DA7213_DIG_ROUTING_DAC, 0x32 },
	{ DA7213_AUX_L_GAIN, 0x35 },
	{ DA7213_AUX_R_GAIN, 0x35 },
	{ DA7213_MIXIN_L_SELECT, 0x00 },
	{ DA7213_MIXIN_R_SELECT, 0x00 },
	{ DA7213_MIXIN_L_GAIN, 0x03 },
	{ DA7213_MIXIN_R_GAIN, 0x03 },
	{ DA7213_ADC_L_GAIN, 0x6F },
	{ DA7213_ADC_R_GAIN, 0x6F },
	{ DA7213_ADC_FILTERS1, 0x80 },
	{ DA7213_MIC_1_GAIN, 0x01 },
	{ DA7213_MIC_2_GAIN, 0x01 },
	{ DA7213_DAC_FILTERS5, 0x00 },
	{ DA7213_DAC_FILTERS2, 0x88 },
	{ DA7213_DAC_FILTERS3, 0x88 },
	{ DA7213_DAC_FILTERS4, 0x08 },
	{ DA7213_DAC_FILTERS1, 0x80 },
	{ DA7213_DAC_L_GAIN, 0x6F },
	{ DA7213_DAC_R_GAIN, 0x6F },
	{ DA7213_CP_CTRL, 0x61 },
	{ DA7213_HP_L_GAIN, 0x39 },
	{ DA7213_HP_R_GAIN, 0x39 },
	{ DA7213_LINE_GAIN, 0x30 },
	{ DA7213_MIXOUT_L_SELECT, 0x00 },
	{ DA7213_MIXOUT_R_SELECT, 0x00 },
	{ DA7213_SYSTEM_MODES_INPUT, 0x00 },
	{ DA7213_SYSTEM_MODES_OUTPUT, 0x00 },
	{ DA7213_AUX_L_CTRL, 0x44 },
	{ DA7213_AUX_R_CTRL, 0x44 },
	{ DA7213_MICBIAS_CTRL, 0x11 },
	{ DA7213_MIC_1_CTRL, 0x40 },
	{ DA7213_MIC_2_CTRL, 0x40 },
	{ DA7213_MIXIN_L_CTRL, 0x40 },
	{ DA7213_MIXIN_R_CTRL, 0x40 },
	{ DA7213_ADC_L_CTRL, 0x40 },
	{ DA7213_ADC_R_CTRL, 0x40 },
	{ DA7213_DAC_L_CTRL, 0x48 },
	{ DA7213_DAC_R_CTRL, 0x40 },
	{ DA7213_HP_L_CTRL, 0x41 },
	{ DA7213_HP_R_CTRL, 0x40 },
	{ DA7213_LINE_CTRL, 0x40 },
	{ DA7213_MIXOUT_L_CTRL, 0x10 },
	{ DA7213_MIXOUT_R_CTRL, 0x10 },
	{ DA7213_LDO_CTRL, 0x00 },
	{ DA7213_IO_CTRL, 0x00 },
	{ DA7213_GAIN_RAMP_CTRL, 0x00},
	{ DA7213_MIC_CONFIG, 0x00 },
	{ DA7213_PC_COUNT, 0x00 },
	{ DA7213_CP_VOL_THRESHOLD1, 0x32 },
	{ DA7213_CP_DELAY, 0x95 },
	{ DA7213_CP_DETECTOR, 0x00 },
	{ DA7213_DAI_OFFSET, 0x00 },
	{ DA7213_DIG_CTRL, 0x00 },
	{ DA7213_ALC_CTRL2, 0x00 },
	{ DA7213_ALC_CTRL3, 0x00 },
	{ DA7213_ALC_NOISE, 0x3F },
	{ DA7213_ALC_TARGET_MIN, 0x3F },
	{ DA7213_ALC_TARGET_MAX, 0x00 },
	{ DA7213_ALC_GAIN_LIMITS, 0xFF },
	{ DA7213_ALC_ANA_GAIN_LIMITS, 0x71 },
	{ DA7213_ALC_ANTICLIP_CTRL, 0x00 },
	{ DA7213_ALC_ANTICLIP_LEVEL, 0x00 },
	{ DA7213_ALC_OFFSET_MAN_M_L, 0x00 },
	{ DA7213_ALC_OFFSET_MAN_U_L, 0x00 },
	{ DA7213_ALC_OFFSET_MAN_M_R, 0x00 },
	{ DA7213_ALC_OFFSET_MAN_U_R, 0x00 },
	{ DA7213_ALC_CIC_OP_LVL_CTRL, 0x00 },
	{ DA7213_DAC_NG_SETUP_TIME, 0x00 },
	{ DA7213_DAC_NG_OFF_THRESHOLD, 0x00 },
	{ DA7213_DAC_NG_ON_THRESHOLD, 0x00 },
	{ DA7213_DAC_NG_CTRL, 0x00 },
};

static bool da7213_volatile_register(struct device *dev, unsigned int reg)
{
	switch (reg) {
	case DA7213_STATUS1:
	case DA7213_PLL_STATUS:
	case DA7213_AUX_L_GAIN_STATUS:
	case DA7213_AUX_R_GAIN_STATUS:
	case DA7213_MIC_1_GAIN_STATUS:
	case DA7213_MIC_2_GAIN_STATUS:
	case DA7213_MIXIN_L_GAIN_STATUS:
	case DA7213_MIXIN_R_GAIN_STATUS:
	case DA7213_ADC_L_GAIN_STATUS:
	case DA7213_ADC_R_GAIN_STATUS:
	case DA7213_DAC_L_GAIN_STATUS:
	case DA7213_DAC_R_GAIN_STATUS:
	case DA7213_HP_L_GAIN_STATUS:
	case DA7213_HP_R_GAIN_STATUS:
	case DA7213_LINE_GAIN_STATUS:
	case DA7213_ALC_CTRL1:
	case DA7213_ALC_OFFSET_AUTO_M_L:
	case DA7213_ALC_OFFSET_AUTO_U_L:
	case DA7213_ALC_OFFSET_AUTO_M_R:
	case DA7213_ALC_OFFSET_AUTO_U_R:
	case DA7213_ALC_CIC_OP_LVL_DATA:
		return 1;
	default:
		return 0;
	}
}

static int da7213_hw_params(struct snd_pcm_substream *substream,
			    struct snd_pcm_hw_params *params,
			    struct snd_soc_dai *dai)
{
	struct snd_soc_codec *codec = dai->codec;
	u8 dai_ctrl = 0;
	u8 fs;

	/* Set DAI format */
	switch (params_width(params)) {
	case 16:
		dai_ctrl |= DA7213_DAI_WORD_LENGTH_S16_LE;
		break;
	case 20:
		dai_ctrl |= DA7213_DAI_WORD_LENGTH_S20_LE;
		break;
	case 24:
		dai_ctrl |= DA7213_DAI_WORD_LENGTH_S24_LE;
		break;
	case 32:
		dai_ctrl |= DA7213_DAI_WORD_LENGTH_S32_LE;
		break;
	default:
		return -EINVAL;
	}

	/* Set sampling rate */
	switch (params_rate(params)) {
	case 8000:
		fs = DA7213_SR_8000;
		break;
	case 11025:
		fs = DA7213_SR_11025;
		break;
	case 12000:
		fs = DA7213_SR_12000;
		break;
	case 16000:
		fs = DA7213_SR_16000;
		break;
	case 22050:
		fs = DA7213_SR_22050;
		break;
	case 32000:
		fs = DA7213_SR_32000;
		break;
	case 44100:
		fs = DA7213_SR_44100;
		break;
	case 48000:
		fs = DA7213_SR_48000;
		break;
	case 88200:
		fs = DA7213_SR_88200;
		break;
	case 96000:
		fs = DA7213_SR_96000;
		break;
	default:
		return -EINVAL;
	}

	snd_soc_update_bits(codec, DA7213_DAI_CTRL, DA7213_DAI_WORD_LENGTH_MASK,
			    dai_ctrl);
	snd_soc_write(codec, DA7213_SR, fs);

	return 0;
}

static int da7213_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
{
	struct snd_soc_codec *codec = codec_dai->codec;
	struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
	u8 dai_clk_mode = 0, dai_ctrl = 0;

	/* Set master/slave mode */
	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
	case SND_SOC_DAIFMT_CBM_CFM:
		dai_clk_mode |= DA7213_DAI_CLK_EN_MASTER_MODE;
		da7213->master = true;
		break;
	case SND_SOC_DAIFMT_CBS_CFS:
		dai_clk_mode |= DA7213_DAI_CLK_EN_SLAVE_MODE;
		da7213->master = false;
		break;
	default:
		return -EINVAL;
	}

	/* Set clock normal/inverted */
	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
	case SND_SOC_DAIFMT_NB_NF:
		break;
	case SND_SOC_DAIFMT_NB_IF:
		dai_clk_mode |= DA7213_DAI_WCLK_POL_INV;
		break;
	case SND_SOC_DAIFMT_IB_NF:
		dai_clk_mode |= DA7213_DAI_CLK_POL_INV;
		break;
	case SND_SOC_DAIFMT_IB_IF:
		dai_clk_mode |= DA7213_DAI_WCLK_POL_INV | DA7213_DAI_CLK_POL_INV;
		break;
	default:
		return -EINVAL;
	}

	/* Only I2S is supported */
	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
	case SND_SOC_DAIFMT_I2S:
		dai_ctrl |= DA7213_DAI_FORMAT_I2S_MODE;
		break;
	case SND_SOC_DAIFMT_LEFT_J:
		dai_ctrl |= DA7213_DAI_FORMAT_LEFT_J;
		break;
	case SND_SOC_DAIFMT_RIGHT_J:
		dai_ctrl |= DA7213_DAI_FORMAT_RIGHT_J;
		break;
	default:
		return -EINVAL;
	}

	/* By default only 32 BCLK per WCLK is supported */
	dai_clk_mode |= DA7213_DAI_BCLKS_PER_WCLK_32;

	snd_soc_write(codec, DA7213_DAI_CLK_MODE, dai_clk_mode);
	snd_soc_update_bits(codec, DA7213_DAI_CTRL, DA7213_DAI_FORMAT_MASK,
			    dai_ctrl);

	return 0;
}

static int da7213_mute(struct snd_soc_dai *dai, int mute)
{
	struct snd_soc_codec *codec = dai->codec;

	if (mute) {
		snd_soc_update_bits(codec, DA7213_DAC_L_CTRL,
				    DA7213_MUTE_EN, DA7213_MUTE_EN);
		snd_soc_update_bits(codec, DA7213_DAC_R_CTRL,
				    DA7213_MUTE_EN, DA7213_MUTE_EN);
	} else {
		snd_soc_update_bits(codec, DA7213_DAC_L_CTRL,
				    DA7213_MUTE_EN, 0);
		snd_soc_update_bits(codec, DA7213_DAC_R_CTRL,
				    DA7213_MUTE_EN, 0);
	}

	return 0;
}

#define DA7213_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
			SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)

static int da7213_set_dai_sysclk(struct snd_soc_dai *codec_dai,
				 int clk_id, unsigned int freq, int dir)
{
	struct snd_soc_codec *codec = codec_dai->codec;
	struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
	int ret = 0;

	if ((da7213->clk_src == clk_id) && (da7213->mclk_rate == freq))
		return 0;

	if (((freq < 5000000) && (freq != 32768)) || (freq > 54000000)) {
		dev_err(codec_dai->dev, "Unsupported MCLK value %d\n",
			freq);
		return -EINVAL;
	}

	switch (clk_id) {
	case DA7213_CLKSRC_MCLK:
		da7213->mclk_squarer_en = false;
		break;
	case DA7213_CLKSRC_MCLK_SQR:
		da7213->mclk_squarer_en = true;
		break;
	default:
		dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id);
		return -EINVAL;
	}

	da7213->clk_src = clk_id;

	if (da7213->mclk) {
		freq = clk_round_rate(da7213->mclk, freq);
		ret = clk_set_rate(da7213->mclk, freq);
		if (ret) {
			dev_err(codec_dai->dev, "Failed to set clock rate %d\n",
				freq);
			return ret;
		}
	}

	da7213->mclk_rate = freq;

	return 0;
}

/* Supported PLL input frequencies are 5MHz - 54MHz. */
static int da7213_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
			      int source, unsigned int fref, unsigned int fout)
{
	struct snd_soc_codec *codec = codec_dai->codec;
	struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);

	u8 pll_ctrl, indiv_bits, indiv;
	u8 pll_frac_top, pll_frac_bot, pll_integer;
	u32 freq_ref;
	u64 frac_div;

	/* Reset PLL configuration */
	snd_soc_write(codec, DA7213_PLL_CTRL, 0);

	pll_ctrl = 0;

	/* Workout input divider based on MCLK rate */
	if ((da7213->mclk_rate == 32768) && (source == DA7213_SYSCLK_PLL)) {
		/* 32KHz PLL Mode */
		indiv_bits = DA7213_PLL_INDIV_10_20_MHZ;
		indiv = DA7213_PLL_INDIV_10_20_MHZ_VAL;
		freq_ref = 3750000;
		pll_ctrl |= DA7213_PLL_32K_MODE;
	} else {
		/* 5 - 54MHz MCLK */
		if (da7213->mclk_rate < 5000000) {
			goto pll_err;
		} else if (da7213->mclk_rate <= 10000000) {
			indiv_bits = DA7213_PLL_INDIV_5_10_MHZ;
			indiv = DA7213_PLL_INDIV_5_10_MHZ_VAL;
		} else if (da7213->mclk_rate <= 20000000) {
			indiv_bits = DA7213_PLL_INDIV_10_20_MHZ;
			indiv = DA7213_PLL_INDIV_10_20_MHZ_VAL;
		} else if (da7213->mclk_rate <= 40000000) {
			indiv_bits = DA7213_PLL_INDIV_20_40_MHZ;
			indiv = DA7213_PLL_INDIV_20_40_MHZ_VAL;
		} else if (da7213->mclk_rate <= 54000000) {
			indiv_bits = DA7213_PLL_INDIV_40_54_MHZ;
			indiv = DA7213_PLL_INDIV_40_54_MHZ_VAL;
		} else {
			goto pll_err;
		}
		freq_ref = (da7213->mclk_rate / indiv);
	}

	pll_ctrl |= indiv_bits;

	/* PLL Bypass mode */
	if (source == DA7213_SYSCLK_MCLK) {
		snd_soc_write(codec, DA7213_PLL_CTRL, pll_ctrl);
		return 0;
	}

	/*
	 * If Codec is slave and SRM enabled,
	 * freq_out is (98304000 + 90316800)/2 = 94310400
	 */
	if (!da7213->master && da7213->srm_en) {
		fout = DA7213_PLL_FREQ_OUT_94310400;
		pll_ctrl |= DA7213_PLL_SRM_EN;
	}

	/* Enable MCLK squarer if required */
	if (da7213->mclk_squarer_en)
		pll_ctrl |= DA7213_PLL_MCLK_SQR_EN;

	/* Calculate dividers for PLL */
	pll_integer = fout / freq_ref;
	frac_div = (u64)(fout % freq_ref) * 8192ULL;
	do_div(frac_div, freq_ref);
	pll_frac_top = (frac_div >> DA7213_BYTE_SHIFT) & DA7213_BYTE_MASK;
	pll_frac_bot = (frac_div) & DA7213_BYTE_MASK;

	/* Write PLL dividers */
	snd_soc_write(codec, DA7213_PLL_FRAC_TOP, pll_frac_top);
	snd_soc_write(codec, DA7213_PLL_FRAC_BOT, pll_frac_bot);
	snd_soc_write(codec, DA7213_PLL_INTEGER, pll_integer);

	/* Enable PLL */
	pll_ctrl |= DA7213_PLL_EN;
	snd_soc_write(codec, DA7213_PLL_CTRL, pll_ctrl);

	return 0;

pll_err:
	dev_err(codec_dai->dev, "Unsupported PLL input frequency %d\n",
		da7213->mclk_rate);
	return -EINVAL;
}

/* DAI operations */
static const struct snd_soc_dai_ops da7213_dai_ops = {
	.hw_params	= da7213_hw_params,
	.set_fmt	= da7213_set_dai_fmt,
	.set_sysclk	= da7213_set_dai_sysclk,
	.set_pll	= da7213_set_dai_pll,
	.digital_mute	= da7213_mute,
};

static struct snd_soc_dai_driver da7213_dai = {
	.name = "da7213-hifi",
	/* Playback Capabilities */
	.playback = {
		.stream_name = "Playback",
		.channels_min = 1,
		.channels_max = 2,
		.rates = SNDRV_PCM_RATE_8000_96000,
		.formats = DA7213_FORMATS,
	},
	/* Capture Capabilities */
	.capture = {
		.stream_name = "Capture",
		.channels_min = 1,
		.channels_max = 2,
		.rates = SNDRV_PCM_RATE_8000_96000,
		.formats = DA7213_FORMATS,
	},
	.ops = &da7213_dai_ops,
	.symmetric_rates = 1,
};

static int da7213_set_bias_level(struct snd_soc_codec *codec,
				 enum snd_soc_bias_level level)
{
	struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
	int ret;

	switch (level) {
	case SND_SOC_BIAS_ON:
	case SND_SOC_BIAS_PREPARE:
		break;
	case SND_SOC_BIAS_STANDBY:
		if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) {
			/* MCLK */
			if (da7213->mclk) {
				ret = clk_prepare_enable(da7213->mclk);
				if (ret) {
					dev_err(codec->dev,
						"Failed to enable mclk\n");
					return ret;
				}
			}

			/* Enable VMID reference & master bias */
			snd_soc_update_bits(codec, DA7213_REFERENCES,
					    DA7213_VMID_EN | DA7213_BIAS_EN,
					    DA7213_VMID_EN | DA7213_BIAS_EN);
		}
		break;
	case SND_SOC_BIAS_OFF:
		/* Disable VMID reference & master bias */
		snd_soc_update_bits(codec, DA7213_REFERENCES,
				    DA7213_VMID_EN | DA7213_BIAS_EN, 0);

		/* MCLK */
		if (da7213->mclk)
			clk_disable_unprepare(da7213->mclk);
		break;
	}
	return 0;
}

/* DT */
static const struct of_device_id da7213_of_match[] = {
	{ .compatible = "dlg,da7213", },
	{ }
};
MODULE_DEVICE_TABLE(of, da7213_of_match);

static enum da7213_micbias_voltage
	da7213_of_micbias_lvl(struct snd_soc_codec *codec, u32 val)
{
	switch (val) {
	case 1600:
		return DA7213_MICBIAS_1_6V;
	case 2200:
		return DA7213_MICBIAS_2_2V;
	case 2500:
		return DA7213_MICBIAS_2_5V;
	case 3000:
		return DA7213_MICBIAS_3_0V;
	default:
		dev_warn(codec->dev, "Invalid micbias level\n");
		return DA7213_MICBIAS_2_2V;
	}
}

static enum da7213_dmic_data_sel
	da7213_of_dmic_data_sel(struct snd_soc_codec *codec, const char *str)
{
	if (!strcmp(str, "lrise_rfall")) {
		return DA7213_DMIC_DATA_LRISE_RFALL;
	} else if (!strcmp(str, "lfall_rrise")) {
		return DA7213_DMIC_DATA_LFALL_RRISE;
	} else {
		dev_warn(codec->dev, "Invalid DMIC data select type\n");
		return DA7213_DMIC_DATA_LRISE_RFALL;
	}
}

static enum da7213_dmic_samplephase
	da7213_of_dmic_samplephase(struct snd_soc_codec *codec, const char *str)
{
	if (!strcmp(str, "on_clkedge")) {
		return DA7213_DMIC_SAMPLE_ON_CLKEDGE;
	} else if (!strcmp(str, "between_clkedge")) {
		return DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE;
	} else {
		dev_warn(codec->dev, "Invalid DMIC sample phase\n");
		return DA7213_DMIC_SAMPLE_ON_CLKEDGE;
	}
}

static enum da7213_dmic_clk_rate
	da7213_of_dmic_clkrate(struct snd_soc_codec *codec, u32 val)
{
	switch (val) {
	case 1500000:
		return DA7213_DMIC_CLK_1_5MHZ;
	case 3000000:
		return DA7213_DMIC_CLK_3_0MHZ;
	default:
		dev_warn(codec->dev, "Invalid DMIC clock rate\n");
		return DA7213_DMIC_CLK_1_5MHZ;
	}
}

static struct da7213_platform_data
	*da7213_of_to_pdata(struct snd_soc_codec *codec)
{
	struct device_node *np = codec->dev->of_node;
	struct da7213_platform_data *pdata;
	const char *of_str;
	u32 of_val32;

	pdata = devm_kzalloc(codec->dev, sizeof(*pdata), GFP_KERNEL);
	if (!pdata) {
		dev_warn(codec->dev, "Failed to allocate memory for pdata\n");
		return NULL;
	}

	if (of_property_read_u32(np, "dlg,micbias1-lvl", &of_val32) >= 0)
		pdata->micbias1_lvl = da7213_of_micbias_lvl(codec, of_val32);
	else
		pdata->micbias1_lvl = DA7213_MICBIAS_2_2V;

	if (of_property_read_u32(np, "dlg,micbias2-lvl", &of_val32) >= 0)
		pdata->micbias2_lvl = da7213_of_micbias_lvl(codec, of_val32);
	else
		pdata->micbias2_lvl = DA7213_MICBIAS_2_2V;

	if (!of_property_read_string(np, "dlg,dmic-data-sel", &of_str))
		pdata->dmic_data_sel = da7213_of_dmic_data_sel(codec, of_str);
	else
		pdata->dmic_data_sel = DA7213_DMIC_DATA_LRISE_RFALL;

	if (!of_property_read_string(np, "dlg,dmic-samplephase", &of_str))
		pdata->dmic_samplephase =
			da7213_of_dmic_samplephase(codec, of_str);
	else
		pdata->dmic_samplephase = DA7213_DMIC_SAMPLE_ON_CLKEDGE;

	if (of_property_read_u32(np, "dlg,dmic-clkrate", &of_val32) >= 0)
		pdata->dmic_clk_rate = da7213_of_dmic_clkrate(codec, of_val32);
	else
		pdata->dmic_clk_rate = DA7213_DMIC_CLK_3_0MHZ;

	return pdata;
}


static int da7213_probe(struct snd_soc_codec *codec)
{
	struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);

	/* Default to using ALC auto offset calibration mode. */
	snd_soc_update_bits(codec, DA7213_ALC_CTRL1,
			    DA7213_ALC_CALIB_MODE_MAN, 0);
	da7213->alc_calib_auto = true;

	/* Default to using SRM for slave mode */
	da7213->srm_en = true;

	/* Enable all Gain Ramps */
	snd_soc_update_bits(codec, DA7213_AUX_L_CTRL,
			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
	snd_soc_update_bits(codec, DA7213_AUX_R_CTRL,
			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
	snd_soc_update_bits(codec, DA7213_MIXIN_L_CTRL,
			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
	snd_soc_update_bits(codec, DA7213_MIXIN_R_CTRL,
			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
	snd_soc_update_bits(codec, DA7213_ADC_L_CTRL,
			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
	snd_soc_update_bits(codec, DA7213_ADC_R_CTRL,
			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
	snd_soc_update_bits(codec, DA7213_DAC_L_CTRL,
			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
	snd_soc_update_bits(codec, DA7213_DAC_R_CTRL,
			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
	snd_soc_update_bits(codec, DA7213_HP_L_CTRL,
			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
	snd_soc_update_bits(codec, DA7213_HP_R_CTRL,
			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
	snd_soc_update_bits(codec, DA7213_LINE_CTRL,
			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);

	/*
	 * There are two separate control bits for input and output mixers as
	 * well as headphone and line outs.
	 * One to enable corresponding amplifier and other to enable its
	 * output. As amplifier bits are related to power control, they are
	 * being managed by DAPM while other (non power related) bits are
	 * enabled here
	 */
	snd_soc_update_bits(codec, DA7213_MIXIN_L_CTRL,
			    DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN);
	snd_soc_update_bits(codec, DA7213_MIXIN_R_CTRL,
			    DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN);

	snd_soc_update_bits(codec, DA7213_MIXOUT_L_CTRL,
			    DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN);
	snd_soc_update_bits(codec, DA7213_MIXOUT_R_CTRL,
			    DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN);

	snd_soc_update_bits(codec, DA7213_HP_L_CTRL,
			    DA7213_HP_AMP_OE, DA7213_HP_AMP_OE);
	snd_soc_update_bits(codec, DA7213_HP_R_CTRL,
			    DA7213_HP_AMP_OE, DA7213_HP_AMP_OE);

	snd_soc_update_bits(codec, DA7213_LINE_CTRL,
			    DA7213_LINE_AMP_OE, DA7213_LINE_AMP_OE);

	/* Handle DT/Platform data */
	if (codec->dev->of_node)
		da7213->pdata = da7213_of_to_pdata(codec);
	else
		da7213->pdata = dev_get_platdata(codec->dev);

	/* Set platform data values */
	if (da7213->pdata) {
		struct da7213_platform_data *pdata = da7213->pdata;
		u8 micbias_lvl = 0, dmic_cfg = 0;

		/* Set Mic Bias voltages */
		switch (pdata->micbias1_lvl) {
		case DA7213_MICBIAS_1_6V:
		case DA7213_MICBIAS_2_2V:
		case DA7213_MICBIAS_2_5V:
		case DA7213_MICBIAS_3_0V:
			micbias_lvl |= (pdata->micbias1_lvl <<
					DA7213_MICBIAS1_LEVEL_SHIFT);
			break;
		}
		switch (pdata->micbias2_lvl) {
		case DA7213_MICBIAS_1_6V:
		case DA7213_MICBIAS_2_2V:
		case DA7213_MICBIAS_2_5V:
		case DA7213_MICBIAS_3_0V:
			micbias_lvl |= (pdata->micbias2_lvl <<
					 DA7213_MICBIAS2_LEVEL_SHIFT);
			break;
		}
		snd_soc_update_bits(codec, DA7213_MICBIAS_CTRL,
				    DA7213_MICBIAS1_LEVEL_MASK |
				    DA7213_MICBIAS2_LEVEL_MASK, micbias_lvl);

		/* Set DMIC configuration */
		switch (pdata->dmic_data_sel) {
		case DA7213_DMIC_DATA_LFALL_RRISE:
		case DA7213_DMIC_DATA_LRISE_RFALL:
			dmic_cfg |= (pdata->dmic_data_sel <<
				     DA7213_DMIC_DATA_SEL_SHIFT);
			break;
		}
		switch (pdata->dmic_samplephase) {
		case DA7213_DMIC_SAMPLE_ON_CLKEDGE:
		case DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE:
			dmic_cfg |= (pdata->dmic_samplephase <<
				     DA7213_DMIC_SAMPLEPHASE_SHIFT);
			break;
		}
		switch (pdata->dmic_clk_rate) {
		case DA7213_DMIC_CLK_3_0MHZ:
		case DA7213_DMIC_CLK_1_5MHZ:
			dmic_cfg |= (pdata->dmic_clk_rate <<
				     DA7213_DMIC_CLK_RATE_SHIFT);
			break;
		}
		snd_soc_update_bits(codec, DA7213_MIC_CONFIG,
				    DA7213_DMIC_DATA_SEL_MASK |
				    DA7213_DMIC_SAMPLEPHASE_MASK |
				    DA7213_DMIC_CLK_RATE_MASK, dmic_cfg);
	}

	/* Check if MCLK provided */
	da7213->mclk = devm_clk_get(codec->dev, "mclk");
	if (IS_ERR(da7213->mclk)) {
		if (PTR_ERR(da7213->mclk) != -ENOENT)
			return PTR_ERR(da7213->mclk);
		else
			da7213->mclk = NULL;
	}

	return 0;
}

static struct snd_soc_codec_driver soc_codec_dev_da7213 = {
	.probe			= da7213_probe,
	.set_bias_level		= da7213_set_bias_level,

	.controls		= da7213_snd_controls,
	.num_controls		= ARRAY_SIZE(da7213_snd_controls),

	.dapm_widgets		= da7213_dapm_widgets,
	.num_dapm_widgets	= ARRAY_SIZE(da7213_dapm_widgets),
	.dapm_routes		= da7213_audio_map,
	.num_dapm_routes	= ARRAY_SIZE(da7213_audio_map),
};

static const struct regmap_config da7213_regmap_config = {
	.reg_bits = 8,
	.val_bits = 8,

	.reg_defaults = da7213_reg_defaults,
	.num_reg_defaults = ARRAY_SIZE(da7213_reg_defaults),
	.volatile_reg = da7213_volatile_register,
	.cache_type = REGCACHE_RBTREE,
};

static int da7213_i2c_probe(struct i2c_client *i2c,
			    const struct i2c_device_id *id)
{
	struct da7213_priv *da7213;
	int ret;

	da7213 = devm_kzalloc(&i2c->dev, sizeof(struct da7213_priv),
			      GFP_KERNEL);
	if (!da7213)
		return -ENOMEM;

	i2c_set_clientdata(i2c, da7213);

	da7213->regmap = devm_regmap_init_i2c(i2c, &da7213_regmap_config);
	if (IS_ERR(da7213->regmap)) {
		ret = PTR_ERR(da7213->regmap);
		dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret);
		return ret;
	}

	ret = snd_soc_register_codec(&i2c->dev,
			&soc_codec_dev_da7213, &da7213_dai, 1);
	if (ret < 0) {
		dev_err(&i2c->dev, "Failed to register da7213 codec: %d\n",
			ret);
	}
	return ret;
}

static int da7213_remove(struct i2c_client *client)
{
	snd_soc_unregister_codec(&client->dev);
	return 0;
}

static const struct i2c_device_id da7213_i2c_id[] = {
	{ "da7213", 0 },
	{ }
};
MODULE_DEVICE_TABLE(i2c, da7213_i2c_id);

/* I2C codec control layer */
static struct i2c_driver da7213_i2c_driver = {
	.driver = {
		.name = "da7213",
		.of_match_table = of_match_ptr(da7213_of_match),
	},
	.probe		= da7213_i2c_probe,
	.remove		= da7213_remove,
	.id_table	= da7213_i2c_id,
};

module_i2c_driver(da7213_i2c_driver);

MODULE_DESCRIPTION("ASoC DA7213 Codec driver");
MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>");
MODULE_LICENSE("GPL");