summaryrefslogtreecommitdiff
path: root/sound/soc/codecs/cs42l73.c
blob: 9d38db8f1919d3b81bf6d7f68b99232ad324331e (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
/*
 * cs42l73.c  --  CS42L73 ALSA Soc Audio driver
 *
 * Copyright 2011 Cirrus Logic, Inc.
 *
 * Authors: Georgi Vlaev, Nucleus Systems Ltd, <joe@nucleusys.com>
 *	    Brian Austin, Cirrus Logic Inc, <brian.austin@cirrus.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 */

#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/regmap.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include <sound/initval.h>
#include <sound/tlv.h>
#include "cs42l73.h"

struct sp_config {
	u8 spc, mmcc, spfs;
	u32 srate;
};
struct  cs42l73_private {
	struct sp_config config[3];
	struct regmap *regmap;
	u32 sysclk;
	u8 mclksel;
	u32 mclk;
};

static const struct reg_default cs42l73_reg_defaults[] = {
	{ 1, 0x42 },	/* r01	- Device ID A&B */
	{ 2, 0xA7 },	/* r02	- Device ID C&D */
	{ 3, 0x30 },	/* r03	- Device ID E */
	{ 6, 0xF1 },	/* r06	- Power Ctl 1 */
	{ 7, 0xDF },	/* r07	- Power Ctl 2 */
	{ 8, 0x3F },	/* r08	- Power Ctl 3 */
	{ 9, 0x50 },	/* r09	- Charge Pump Freq */
	{ 10, 0x53 },	/* r0A	- Output Load MicBias Short Detect */
	{ 11, 0x00 },	/* r0B	- DMIC Master Clock Ctl */
	{ 12, 0x00 },	/* r0C	- Aux PCM Ctl */
	{ 13, 0x15 },	/* r0D	- Aux PCM Master Clock Ctl */
	{ 14, 0x00 },	/* r0E	- Audio PCM Ctl */
	{ 15, 0x15 },	/* r0F	- Audio PCM Master Clock Ctl */
	{ 16, 0x00 },	/* r10	- Voice PCM Ctl */
	{ 17, 0x15 },	/* r11	- Voice PCM Master Clock Ctl */
	{ 18, 0x00 },	/* r12	- Voice/Aux Sample Rate */
	{ 19, 0x06 },	/* r13	- Misc I/O Path Ctl */
	{ 20, 0x00 },	/* r14	- ADC Input Path Ctl */
	{ 21, 0x00 },	/* r15	- MICA Preamp, PGA Volume */
	{ 22, 0x00 },	/* r16	- MICB Preamp, PGA Volume */
	{ 23, 0x00 },	/* r17	- Input Path A Digital Volume */
	{ 24, 0x00 },	/* r18	- Input Path B Digital Volume */
	{ 25, 0x00 },	/* r19	- Playback Digital Ctl */
	{ 26, 0x00 },	/* r1A	- HP/LO Left Digital Volume */
	{ 27, 0x00 },	/* r1B	- HP/LO Right Digital Volume */
	{ 28, 0x00 },	/* r1C	- Speakerphone Digital Volume */
	{ 29, 0x00 },	/* r1D	- Ear/SPKLO Digital Volume */
	{ 30, 0x00 },	/* r1E	- HP Left Analog Volume */
	{ 31, 0x00 },	/* r1F	- HP Right Analog Volume */
	{ 32, 0x00 },	/* r20	- LO Left Analog Volume */
	{ 33, 0x00 },	/* r21	- LO Right Analog Volume */
	{ 34, 0x00 },	/* r22	- Stereo Input Path Advisory Volume */
	{ 35, 0x00 },	/* r23	- Aux PCM Input Advisory Volume */
	{ 36, 0x00 },	/* r24	- Audio PCM Input Advisory Volume */
	{ 37, 0x00 },	/* r25	- Voice PCM Input Advisory Volume */
	{ 38, 0x00 },	/* r26	- Limiter Attack Rate HP/LO */
	{ 39, 0x7F },	/* r27	- Limter Ctl, Release Rate HP/LO */
	{ 40, 0x00 },	/* r28	- Limter Threshold HP/LO */
	{ 41, 0x00 },	/* r29	- Limiter Attack Rate Speakerphone */
	{ 42, 0x3F },	/* r2A	- Limter Ctl, Release Rate Speakerphone */
	{ 43, 0x00 },	/* r2B	- Limter Threshold Speakerphone */
	{ 44, 0x00 },	/* r2C	- Limiter Attack Rate Ear/SPKLO */
	{ 45, 0x3F },	/* r2D	- Limter Ctl, Release Rate Ear/SPKLO */
	{ 46, 0x00 },	/* r2E	- Limter Threshold Ear/SPKLO */
	{ 47, 0x00 },	/* r2F	- ALC Enable, Attack Rate Left/Right */
	{ 48, 0x3F },	/* r30	- ALC Release Rate Left/Right */
	{ 49, 0x00 },	/* r31	- ALC Threshold Left/Right */
	{ 50, 0x00 },	/* r32	- Noise Gate Ctl Left/Right */
	{ 51, 0x00 },	/* r33	- ALC/NG Misc Ctl */
	{ 52, 0x18 },	/* r34	- Mixer Ctl */
	{ 53, 0x3F },	/* r35	- HP/LO Left Mixer Input Path Volume */
	{ 54, 0x3F },	/* r36	- HP/LO Right Mixer Input Path Volume */
	{ 55, 0x3F },	/* r37	- HP/LO Left Mixer Aux PCM Volume */
	{ 56, 0x3F },	/* r38	- HP/LO Right Mixer Aux PCM Volume */
	{ 57, 0x3F },	/* r39	- HP/LO Left Mixer Audio PCM Volume */
	{ 58, 0x3F },	/* r3A	- HP/LO Right Mixer Audio PCM Volume */
	{ 59, 0x3F },	/* r3B	- HP/LO Left Mixer Voice PCM Mono Volume */
	{ 60, 0x3F },	/* r3C	- HP/LO Right Mixer Voice PCM Mono Volume */
	{ 61, 0x3F },	/* r3D	- Aux PCM Left Mixer Input Path Volume */
	{ 62, 0x3F },	/* r3E	- Aux PCM Right Mixer Input Path Volume */
	{ 63, 0x3F },	/* r3F	- Aux PCM Left Mixer Volume */
	{ 64, 0x3F },	/* r40	- Aux PCM Left Mixer Volume */
	{ 65, 0x3F },	/* r41	- Aux PCM Left Mixer Audio PCM L Volume */
	{ 66, 0x3F },	/* r42	- Aux PCM Right Mixer Audio PCM R Volume */
	{ 67, 0x3F },	/* r43	- Aux PCM Left Mixer Voice PCM Volume */
	{ 68, 0x3F },	/* r44	- Aux PCM Right Mixer Voice PCM Volume */
	{ 69, 0x3F },	/* r45	- Audio PCM Left Input Path Volume */
	{ 70, 0x3F },	/* r46	- Audio PCM Right Input Path Volume */
	{ 71, 0x3F },	/* r47	- Audio PCM Left Mixer Aux PCM L Volume */
	{ 72, 0x3F },	/* r48	- Audio PCM Right Mixer Aux PCM R Volume */
	{ 73, 0x3F },	/* r49	- Audio PCM Left Mixer Volume */
	{ 74, 0x3F },	/* r4A	- Audio PCM Right Mixer Volume */
	{ 75, 0x3F },	/* r4B	- Audio PCM Left Mixer Voice PCM Volume */
	{ 76, 0x3F },	/* r4C	- Audio PCM Right Mixer Voice PCM Volume */
	{ 77, 0x3F },	/* r4D	- Voice PCM Left Input Path Volume */
	{ 78, 0x3F },	/* r4E	- Voice PCM Right Input Path Volume */
	{ 79, 0x3F },	/* r4F	- Voice PCM Left Mixer Aux PCM L Volume */
	{ 80, 0x3F },	/* r50	- Voice PCM Right Mixer Aux PCM R Volume */
	{ 81, 0x3F },	/* r51	- Voice PCM Left Mixer Audio PCM L Volume */
	{ 82, 0x3F },	/* r52	- Voice PCM Right Mixer Audio PCM R Volume */
	{ 83, 0x3F },	/* r53	- Voice PCM Left Mixer Voice PCM Volume */
	{ 84, 0x3F },	/* r54	- Voice PCM Right Mixer Voice PCM Volume */
	{ 85, 0xAA },	/* r55	- Mono Mixer Ctl */
	{ 86, 0x3F },	/* r56	- SPK Mono Mixer Input Path Volume */
	{ 87, 0x3F },	/* r57	- SPK Mono Mixer Aux PCM Mono/L/R Volume */
	{ 88, 0x3F },	/* r58	- SPK Mono Mixer Audio PCM Mono/L/R Volume */
	{ 89, 0x3F },	/* r59	- SPK Mono Mixer Voice PCM Mono Volume */
	{ 90, 0x3F },	/* r5A	- SPKLO Mono Mixer Input Path Mono Volume */
	{ 91, 0x3F },	/* r5B	- SPKLO Mono Mixer Aux Mono/L/R Volume */
	{ 92, 0x3F },	/* r5C	- SPKLO Mono Mixer Audio Mono/L/R Volume */
	{ 93, 0x3F },	/* r5D	- SPKLO Mono Mixer Voice Mono Volume */
	{ 94, 0x00 },	/* r5E	- Interrupt Mask 1 */
	{ 95, 0x00 },	/* r5F	- Interrupt Mask 2 */
};

static bool cs42l73_volatile_register(struct device *dev, unsigned int reg)
{
	switch (reg) {
	case CS42L73_IS1:
	case CS42L73_IS2:
		return true;
	default:
		return false;
	}
}

static bool cs42l73_readable_register(struct device *dev, unsigned int reg)
{
	switch (reg) {
	case CS42L73_DEVID_AB:
	case CS42L73_DEVID_CD:
	case CS42L73_DEVID_E:
	case CS42L73_REVID:
	case CS42L73_PWRCTL1:
	case CS42L73_PWRCTL2:
	case CS42L73_PWRCTL3:
	case CS42L73_CPFCHC:
	case CS42L73_OLMBMSDC:
	case CS42L73_DMMCC:
	case CS42L73_XSPC:
	case CS42L73_XSPMMCC:
	case CS42L73_ASPC:
	case CS42L73_ASPMMCC:
	case CS42L73_VSPC:
	case CS42L73_VSPMMCC:
	case CS42L73_VXSPFS:
	case CS42L73_MIOPC:
	case CS42L73_ADCIPC:
	case CS42L73_MICAPREPGAAVOL:
	case CS42L73_MICBPREPGABVOL:
	case CS42L73_IPADVOL:
	case CS42L73_IPBDVOL:
	case CS42L73_PBDC:
	case CS42L73_HLADVOL:
	case CS42L73_HLBDVOL:
	case CS42L73_SPKDVOL:
	case CS42L73_ESLDVOL:
	case CS42L73_HPAAVOL:
	case CS42L73_HPBAVOL:
	case CS42L73_LOAAVOL:
	case CS42L73_LOBAVOL:
	case CS42L73_STRINV:
	case CS42L73_XSPINV:
	case CS42L73_ASPINV:
	case CS42L73_VSPINV:
	case CS42L73_LIMARATEHL:
	case CS42L73_LIMRRATEHL:
	case CS42L73_LMAXHL:
	case CS42L73_LIMARATESPK:
	case CS42L73_LIMRRATESPK:
	case CS42L73_LMAXSPK:
	case CS42L73_LIMARATEESL:
	case CS42L73_LIMRRATEESL:
	case CS42L73_LMAXESL:
	case CS42L73_ALCARATE:
	case CS42L73_ALCRRATE:
	case CS42L73_ALCMINMAX:
	case CS42L73_NGCAB:
	case CS42L73_ALCNGMC:
	case CS42L73_MIXERCTL:
	case CS42L73_HLAIPAA:
	case CS42L73_HLBIPBA:
	case CS42L73_HLAXSPAA:
	case CS42L73_HLBXSPBA:
	case CS42L73_HLAASPAA:
	case CS42L73_HLBASPBA:
	case CS42L73_HLAVSPMA:
	case CS42L73_HLBVSPMA:
	case CS42L73_XSPAIPAA:
	case CS42L73_XSPBIPBA:
	case CS42L73_XSPAXSPAA:
	case CS42L73_XSPBXSPBA:
	case CS42L73_XSPAASPAA:
	case CS42L73_XSPAASPBA:
	case CS42L73_XSPAVSPMA:
	case CS42L73_XSPBVSPMA:
	case CS42L73_ASPAIPAA:
	case CS42L73_ASPBIPBA:
	case CS42L73_ASPAXSPAA:
	case CS42L73_ASPBXSPBA:
	case CS42L73_ASPAASPAA:
	case CS42L73_ASPBASPBA:
	case CS42L73_ASPAVSPMA:
	case CS42L73_ASPBVSPMA:
	case CS42L73_VSPAIPAA:
	case CS42L73_VSPBIPBA:
	case CS42L73_VSPAXSPAA:
	case CS42L73_VSPBXSPBA:
	case CS42L73_VSPAASPAA:
	case CS42L73_VSPBASPBA:
	case CS42L73_VSPAVSPMA:
	case CS42L73_VSPBVSPMA:
	case CS42L73_MMIXCTL:
	case CS42L73_SPKMIPMA:
	case CS42L73_SPKMXSPA:
	case CS42L73_SPKMASPA:
	case CS42L73_SPKMVSPMA:
	case CS42L73_ESLMIPMA:
	case CS42L73_ESLMXSPA:
	case CS42L73_ESLMASPA:
	case CS42L73_ESLMVSPMA:
	case CS42L73_IM1:
	case CS42L73_IM2:
		return true;
	default:
		return false;
	}
}

static const unsigned int hpaloa_tlv[] = {
	TLV_DB_RANGE_HEAD(2),
	0, 13, TLV_DB_SCALE_ITEM(-7600, 200, 0),
	14, 75, TLV_DB_SCALE_ITEM(-4900, 100, 0),
};

static DECLARE_TLV_DB_SCALE(adc_boost_tlv, 0, 2500, 0);

static DECLARE_TLV_DB_SCALE(hl_tlv, -10200, 50, 0);

static DECLARE_TLV_DB_SCALE(ipd_tlv, -9600, 100, 0);

static DECLARE_TLV_DB_SCALE(micpga_tlv, -600, 50, 0);

static const unsigned int limiter_tlv[] = {
	TLV_DB_RANGE_HEAD(2),
	0, 2, TLV_DB_SCALE_ITEM(-3000, 600, 0),
	3, 7, TLV_DB_SCALE_ITEM(-1200, 300, 0),
};

static const DECLARE_TLV_DB_SCALE(attn_tlv, -6300, 100, 1);

static const char * const cs42l73_pgaa_text[] = { "Line A", "Mic 1" };
static const char * const cs42l73_pgab_text[] = { "Line B", "Mic 2" };

static const struct soc_enum pgaa_enum =
	SOC_ENUM_SINGLE(CS42L73_ADCIPC, 3,
		ARRAY_SIZE(cs42l73_pgaa_text), cs42l73_pgaa_text);

static const struct soc_enum pgab_enum =
	SOC_ENUM_SINGLE(CS42L73_ADCIPC, 7,
		ARRAY_SIZE(cs42l73_pgab_text), cs42l73_pgab_text);

static const struct snd_kcontrol_new pgaa_mux =
	SOC_DAPM_ENUM("Left Analog Input Capture Mux", pgaa_enum);

static const struct snd_kcontrol_new pgab_mux =
	SOC_DAPM_ENUM("Right Analog Input Capture Mux", pgab_enum);

static const struct snd_kcontrol_new input_left_mixer[] = {
	SOC_DAPM_SINGLE("ADC Left Input", CS42L73_PWRCTL1,
			5, 1, 1),
	SOC_DAPM_SINGLE("DMIC Left Input", CS42L73_PWRCTL1,
			4, 1, 1),
};

static const struct snd_kcontrol_new input_right_mixer[] = {
	SOC_DAPM_SINGLE("ADC Right Input", CS42L73_PWRCTL1,
			7, 1, 1),
	SOC_DAPM_SINGLE("DMIC Right Input", CS42L73_PWRCTL1,
			6, 1, 1),
};

static const char * const cs42l73_ng_delay_text[] = {
	"50ms", "100ms", "150ms", "200ms" };

static const struct soc_enum ng_delay_enum =
	SOC_ENUM_SINGLE(CS42L73_NGCAB, 0,
		ARRAY_SIZE(cs42l73_ng_delay_text), cs42l73_ng_delay_text);

static const char * const charge_pump_freq_text[] = {
	"0", "1", "2", "3", "4",
	"5", "6", "7", "8", "9",
	"10", "11", "12", "13", "14", "15" };

static const struct soc_enum charge_pump_enum =
	SOC_ENUM_SINGLE(CS42L73_CPFCHC, 4,
		ARRAY_SIZE(charge_pump_freq_text), charge_pump_freq_text);

static const char * const cs42l73_mono_mix_texts[] = {
	"Left", "Right", "Mono Mix"};

static const unsigned int cs42l73_mono_mix_values[] = { 0, 1, 2 };

static const struct soc_enum spk_asp_enum =
	SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 6, 1,
			      ARRAY_SIZE(cs42l73_mono_mix_texts),
			      cs42l73_mono_mix_texts,
			      cs42l73_mono_mix_values);

static const struct snd_kcontrol_new spk_asp_mixer =
	SOC_DAPM_ENUM("Route", spk_asp_enum);

static const struct soc_enum spk_xsp_enum =
	SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 4, 3,
			      ARRAY_SIZE(cs42l73_mono_mix_texts),
			      cs42l73_mono_mix_texts,
			      cs42l73_mono_mix_values);

static const struct snd_kcontrol_new spk_xsp_mixer =
	SOC_DAPM_ENUM("Route", spk_xsp_enum);

static const struct soc_enum esl_asp_enum =
	SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 2, 5,
			      ARRAY_SIZE(cs42l73_mono_mix_texts),
			      cs42l73_mono_mix_texts,
			      cs42l73_mono_mix_values);

static const struct snd_kcontrol_new esl_asp_mixer =
	SOC_DAPM_ENUM("Route", esl_asp_enum);

static const struct soc_enum esl_xsp_enum =
	SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 0, 7,
			      ARRAY_SIZE(cs42l73_mono_mix_texts),
			      cs42l73_mono_mix_texts,
			      cs42l73_mono_mix_values);

static const struct snd_kcontrol_new esl_xsp_mixer =
	SOC_DAPM_ENUM("Route", esl_xsp_enum);

static const char * const cs42l73_ip_swap_text[] = {
	"Stereo", "Mono A", "Mono B", "Swap A-B"};

static const struct soc_enum ip_swap_enum =
	SOC_ENUM_SINGLE(CS42L73_MIOPC, 6,
		ARRAY_SIZE(cs42l73_ip_swap_text), cs42l73_ip_swap_text);

static const char * const cs42l73_spo_mixer_text[] = {"Mono", "Stereo"};

static const struct soc_enum vsp_output_mux_enum =
	SOC_ENUM_SINGLE(CS42L73_MIXERCTL, 5,
		ARRAY_SIZE(cs42l73_spo_mixer_text), cs42l73_spo_mixer_text);

static const struct soc_enum xsp_output_mux_enum =
	SOC_ENUM_SINGLE(CS42L73_MIXERCTL, 4,
		ARRAY_SIZE(cs42l73_spo_mixer_text), cs42l73_spo_mixer_text);

static const struct snd_kcontrol_new vsp_output_mux =
	SOC_DAPM_ENUM("Route", vsp_output_mux_enum);

static const struct snd_kcontrol_new xsp_output_mux =
	SOC_DAPM_ENUM("Route", xsp_output_mux_enum);

static const struct snd_kcontrol_new hp_amp_ctl =
	SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 0, 1, 1);

static const struct snd_kcontrol_new lo_amp_ctl =
	SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 1, 1, 1);

static const struct snd_kcontrol_new spk_amp_ctl =
	SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 2, 1, 1);

static const struct snd_kcontrol_new spklo_amp_ctl =
	SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 4, 1, 1);

static const struct snd_kcontrol_new ear_amp_ctl =
	SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 3, 1, 1);

static const struct snd_kcontrol_new cs42l73_snd_controls[] = {
	SOC_DOUBLE_R_SX_TLV("Headphone Analog Playback Volume",
			CS42L73_HPAAVOL, CS42L73_HPBAVOL, 7,
			0xffffffC1, 0x0C, hpaloa_tlv),

	SOC_DOUBLE_R_SX_TLV("LineOut Analog Playback Volume", CS42L73_LOAAVOL,
			CS42L73_LOBAVOL, 7, 0xffffffC1, 0x0C, hpaloa_tlv),

	SOC_DOUBLE_R_SX_TLV("Input PGA Analog Volume", CS42L73_MICAPREPGAAVOL,
			CS42L73_MICBPREPGABVOL, 5, 0xffffff35,
			0x34, micpga_tlv),

	SOC_DOUBLE_R("MIC Preamp Switch", CS42L73_MICAPREPGAAVOL,
			CS42L73_MICBPREPGABVOL, 6, 1, 1),

	SOC_DOUBLE_R_SX_TLV("Input Path Digital Volume", CS42L73_IPADVOL,
			CS42L73_IPBDVOL, 7, 0xffffffA0, 0xA0, ipd_tlv),

	SOC_DOUBLE_R_SX_TLV("HL Digital Playback Volume",
			CS42L73_HLADVOL, CS42L73_HLBDVOL, 7, 0xffffffE5,
			0xE4, hl_tlv),

	SOC_SINGLE_TLV("ADC A Boost Volume",
			CS42L73_ADCIPC, 2, 0x01, 1, adc_boost_tlv),

	SOC_SINGLE_TLV("ADC B Boost Volume",
			CS42L73_ADCIPC, 6, 0x01, 1, adc_boost_tlv),

	SOC_SINGLE_TLV("Speakerphone Digital Playback Volume",
			CS42L73_SPKDVOL, 0, 0xE4, 1, hl_tlv),

	SOC_SINGLE_TLV("Ear Speaker Digital Playback Volume",
			CS42L73_ESLDVOL, 0, 0xE4, 1, hl_tlv),

	SOC_DOUBLE_R("Headphone Analog Playback Switch", CS42L73_HPAAVOL,
			CS42L73_HPBAVOL, 7, 1, 1),

	SOC_DOUBLE_R("LineOut Analog Playback Switch", CS42L73_LOAAVOL,
			CS42L73_LOBAVOL, 7, 1, 1),
	SOC_DOUBLE("Input Path Digital Switch", CS42L73_ADCIPC, 0, 4, 1, 1),
	SOC_DOUBLE("HL Digital Playback Switch", CS42L73_PBDC, 0,
			1, 1, 1),
	SOC_SINGLE("Speakerphone Digital Playback Switch", CS42L73_PBDC, 2, 1,
			1),
	SOC_SINGLE("Ear Speaker Digital Playback Switch", CS42L73_PBDC, 3, 1,
			1),

	SOC_SINGLE("PGA Soft-Ramp Switch", CS42L73_MIOPC, 3, 1, 0),
	SOC_SINGLE("Analog Zero Cross Switch", CS42L73_MIOPC, 2, 1, 0),
	SOC_SINGLE("Digital Soft-Ramp Switch", CS42L73_MIOPC, 1, 1, 0),
	SOC_SINGLE("Analog Output Soft-Ramp Switch", CS42L73_MIOPC, 0, 1, 0),

	SOC_DOUBLE("ADC Signal Polarity Switch", CS42L73_ADCIPC, 1, 5, 1,
			0),

	SOC_SINGLE("HL Limiter Attack Rate", CS42L73_LIMARATEHL, 0, 0x3F,
			0),
	SOC_SINGLE("HL Limiter Release Rate", CS42L73_LIMRRATEHL, 0,
			0x3F, 0),


	SOC_SINGLE("HL Limiter Switch", CS42L73_LIMRRATEHL, 7, 1, 0),
	SOC_SINGLE("HL Limiter All Channels Switch", CS42L73_LIMRRATEHL, 6, 1,
			0),

	SOC_SINGLE_TLV("HL Limiter Max Threshold Volume", CS42L73_LMAXHL, 5, 7,
			1, limiter_tlv),

	SOC_SINGLE_TLV("HL Limiter Cushion Volume", CS42L73_LMAXHL, 2, 7, 1,
			limiter_tlv),

	SOC_SINGLE("SPK Limiter Attack Rate Volume", CS42L73_LIMARATESPK, 0,
			0x3F, 0),
	SOC_SINGLE("SPK Limiter Release Rate Volume", CS42L73_LIMRRATESPK, 0,
			0x3F, 0),
	SOC_SINGLE("SPK Limiter Switch", CS42L73_LIMRRATESPK, 7, 1, 0),
	SOC_SINGLE("SPK Limiter All Channels Switch", CS42L73_LIMRRATESPK,
			6, 1, 0),
	SOC_SINGLE_TLV("SPK Limiter Max Threshold Volume", CS42L73_LMAXSPK, 5,
			7, 1, limiter_tlv),

	SOC_SINGLE_TLV("SPK Limiter Cushion Volume", CS42L73_LMAXSPK, 2, 7, 1,
			limiter_tlv),

	SOC_SINGLE("ESL Limiter Attack Rate Volume", CS42L73_LIMARATEESL, 0,
			0x3F, 0),
	SOC_SINGLE("ESL Limiter Release Rate Volume", CS42L73_LIMRRATEESL, 0,
			0x3F, 0),
	SOC_SINGLE("ESL Limiter Switch", CS42L73_LIMRRATEESL, 7, 1, 0),
	SOC_SINGLE_TLV("ESL Limiter Max Threshold Volume", CS42L73_LMAXESL, 5,
			7, 1, limiter_tlv),

	SOC_SINGLE_TLV("ESL Limiter Cushion Volume", CS42L73_LMAXESL, 2, 7, 1,
			limiter_tlv),

	SOC_SINGLE("ALC Attack Rate Volume", CS42L73_ALCARATE, 0, 0x3F, 0),
	SOC_SINGLE("ALC Release Rate Volume", CS42L73_ALCRRATE, 0, 0x3F, 0),
	SOC_DOUBLE("ALC Switch", CS42L73_ALCARATE, 6, 7, 1, 0),
	SOC_SINGLE_TLV("ALC Max Threshold Volume", CS42L73_ALCMINMAX, 5, 7, 0,
			limiter_tlv),
	SOC_SINGLE_TLV("ALC Min Threshold Volume", CS42L73_ALCMINMAX, 2, 7, 0,
			limiter_tlv),

	SOC_DOUBLE("NG Enable Switch", CS42L73_NGCAB, 6, 7, 1, 0),
	SOC_SINGLE("NG Boost Switch", CS42L73_NGCAB, 5, 1, 0),
	/*
	    NG Threshold depends on NG_BOOTSAB, which selects
	    between two threshold scales in decibels.
	    Set linear values for now ..
	*/
	SOC_SINGLE("NG Threshold", CS42L73_NGCAB, 2, 7, 0),
	SOC_ENUM("NG Delay", ng_delay_enum),

	SOC_ENUM("Charge Pump Frequency", charge_pump_enum),

	SOC_DOUBLE_R_TLV("XSP-IP Volume",
			CS42L73_XSPAIPAA, CS42L73_XSPBIPBA, 0, 0x3F, 1,
			attn_tlv),
	SOC_DOUBLE_R_TLV("XSP-XSP Volume",
			CS42L73_XSPAXSPAA, CS42L73_XSPBXSPBA, 0, 0x3F, 1,
			attn_tlv),
	SOC_DOUBLE_R_TLV("XSP-ASP Volume",
			CS42L73_XSPAASPAA, CS42L73_XSPAASPBA, 0, 0x3F, 1,
			attn_tlv),
	SOC_DOUBLE_R_TLV("XSP-VSP Volume",
			CS42L73_XSPAVSPMA, CS42L73_XSPBVSPMA, 0, 0x3F, 1,
			attn_tlv),

	SOC_DOUBLE_R_TLV("ASP-IP Volume",
			CS42L73_ASPAIPAA, CS42L73_ASPBIPBA, 0, 0x3F, 1,
			attn_tlv),
	SOC_DOUBLE_R_TLV("ASP-XSP Volume",
			CS42L73_ASPAXSPAA, CS42L73_ASPBXSPBA, 0, 0x3F, 1,
			attn_tlv),
	SOC_DOUBLE_R_TLV("ASP-ASP Volume",
			CS42L73_ASPAASPAA, CS42L73_ASPBASPBA, 0, 0x3F, 1,
			attn_tlv),
	SOC_DOUBLE_R_TLV("ASP-VSP Volume",
			CS42L73_ASPAVSPMA, CS42L73_ASPBVSPMA, 0, 0x3F, 1,
			attn_tlv),

	SOC_DOUBLE_R_TLV("VSP-IP Volume",
			CS42L73_VSPAIPAA, CS42L73_VSPBIPBA, 0, 0x3F, 1,
			attn_tlv),
	SOC_DOUBLE_R_TLV("VSP-XSP Volume",
			CS42L73_VSPAXSPAA, CS42L73_VSPBXSPBA, 0, 0x3F, 1,
			attn_tlv),
	SOC_DOUBLE_R_TLV("VSP-ASP Volume",
			CS42L73_VSPAASPAA, CS42L73_VSPBASPBA, 0, 0x3F, 1,
			attn_tlv),
	SOC_DOUBLE_R_TLV("VSP-VSP Volume",
			CS42L73_VSPAVSPMA, CS42L73_VSPBVSPMA, 0, 0x3F, 1,
			attn_tlv),

	SOC_DOUBLE_R_TLV("HL-IP Volume",
			CS42L73_HLAIPAA, CS42L73_HLBIPBA, 0, 0x3F, 1,
			attn_tlv),
	SOC_DOUBLE_R_TLV("HL-XSP Volume",
			CS42L73_HLAXSPAA, CS42L73_HLBXSPBA, 0, 0x3F, 1,
			attn_tlv),
	SOC_DOUBLE_R_TLV("HL-ASP Volume",
			CS42L73_HLAASPAA, CS42L73_HLBASPBA, 0, 0x3F, 1,
			attn_tlv),
	SOC_DOUBLE_R_TLV("HL-VSP Volume",
			CS42L73_HLAVSPMA, CS42L73_HLBVSPMA, 0, 0x3F, 1,
			attn_tlv),

	SOC_SINGLE_TLV("SPK-IP Mono Volume",
			CS42L73_SPKMIPMA, 0, 0x3E, 1, attn_tlv),
	SOC_SINGLE_TLV("SPK-XSP Mono Volume",
			CS42L73_SPKMXSPA, 0, 0x3E, 1, attn_tlv),
	SOC_SINGLE_TLV("SPK-ASP Mono Volume",
			CS42L73_SPKMASPA, 0, 0x3E, 1, attn_tlv),
	SOC_SINGLE_TLV("SPK-VSP Mono Volume",
			CS42L73_SPKMVSPMA, 0, 0x3E, 1, attn_tlv),

	SOC_SINGLE_TLV("ESL-IP Mono Volume",
			CS42L73_ESLMIPMA, 0, 0x3E, 1, attn_tlv),
	SOC_SINGLE_TLV("ESL-XSP Mono Volume",
			CS42L73_ESLMXSPA, 0, 0x3E, 1, attn_tlv),
	SOC_SINGLE_TLV("ESL-ASP Mono Volume",
			CS42L73_ESLMASPA, 0, 0x3E, 1, attn_tlv),
	SOC_SINGLE_TLV("ESL-VSP Mono Volume",
			CS42L73_ESLMVSPMA, 0, 0x3E, 1, attn_tlv),

	SOC_ENUM("IP Digital Swap/Mono Select", ip_swap_enum),

	SOC_ENUM("VSPOUT Mono/Stereo Select", vsp_output_mux_enum),
	SOC_ENUM("XSPOUT Mono/Stereo Select", xsp_output_mux_enum),
};

static const struct snd_soc_dapm_widget cs42l73_dapm_widgets[] = {
	SND_SOC_DAPM_INPUT("LINEINA"),
	SND_SOC_DAPM_INPUT("LINEINB"),
	SND_SOC_DAPM_INPUT("MIC1"),
	SND_SOC_DAPM_SUPPLY("MIC1 Bias", CS42L73_PWRCTL2, 6, 1, NULL, 0),
	SND_SOC_DAPM_INPUT("MIC2"),
	SND_SOC_DAPM_SUPPLY("MIC2 Bias", CS42L73_PWRCTL2, 7, 1, NULL, 0),

	SND_SOC_DAPM_AIF_OUT("XSPOUTL", "XSP Capture",  0,
			CS42L73_PWRCTL2, 1, 1),
	SND_SOC_DAPM_AIF_OUT("XSPOUTR", "XSP Capture",  0,
			CS42L73_PWRCTL2, 1, 1),
	SND_SOC_DAPM_AIF_OUT("ASPOUTL", "ASP Capture",  0,
			CS42L73_PWRCTL2, 3, 1),
	SND_SOC_DAPM_AIF_OUT("ASPOUTR", "ASP Capture",  0,
			CS42L73_PWRCTL2, 3, 1),
	SND_SOC_DAPM_AIF_OUT("VSPOUTL", "VSP Capture",  0,
			CS42L73_PWRCTL2, 4, 1),
	SND_SOC_DAPM_AIF_OUT("VSPOUTR", "VSP Capture",  0,
			CS42L73_PWRCTL2, 4, 1),

	SND_SOC_DAPM_PGA("PGA Left", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_PGA("PGA Right", SND_SOC_NOPM, 0, 0, NULL, 0),

	SND_SOC_DAPM_MUX("PGA Left Mux", SND_SOC_NOPM, 0, 0, &pgaa_mux),
	SND_SOC_DAPM_MUX("PGA Right Mux", SND_SOC_NOPM, 0, 0, &pgab_mux),

	SND_SOC_DAPM_ADC("ADC Left", NULL, CS42L73_PWRCTL1, 7, 1),
	SND_SOC_DAPM_ADC("ADC Right", NULL, CS42L73_PWRCTL1, 5, 1),
	SND_SOC_DAPM_ADC("DMIC Left", NULL, CS42L73_PWRCTL1, 6, 1),
	SND_SOC_DAPM_ADC("DMIC Right", NULL, CS42L73_PWRCTL1, 4, 1),

	SND_SOC_DAPM_MIXER_NAMED_CTL("Input Left Capture", SND_SOC_NOPM,
			 0, 0, input_left_mixer,
			 ARRAY_SIZE(input_left_mixer)),

	SND_SOC_DAPM_MIXER_NAMED_CTL("Input Right Capture", SND_SOC_NOPM,
			0, 0, input_right_mixer,
			ARRAY_SIZE(input_right_mixer)),

	SND_SOC_DAPM_MIXER("ASPL Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_MIXER("ASPR Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_MIXER("XSPL Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_MIXER("XSPR Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_MIXER("VSPL Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_MIXER("VSPR Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),

	SND_SOC_DAPM_AIF_IN("XSPINL", "XSP Playback", 0,
				CS42L73_PWRCTL2, 0, 1),
	SND_SOC_DAPM_AIF_IN("XSPINR", "XSP Playback", 0,
				CS42L73_PWRCTL2, 0, 1),
	SND_SOC_DAPM_AIF_IN("XSPINM", "XSP Playback", 0,
				CS42L73_PWRCTL2, 0, 1),

	SND_SOC_DAPM_AIF_IN("ASPINL", "ASP Playback", 0,
				CS42L73_PWRCTL2, 2, 1),
	SND_SOC_DAPM_AIF_IN("ASPINR", "ASP Playback", 0,
				CS42L73_PWRCTL2, 2, 1),
	SND_SOC_DAPM_AIF_IN("ASPINM", "ASP Playback", 0,
				CS42L73_PWRCTL2, 2, 1),

	SND_SOC_DAPM_AIF_IN("VSPIN", "VSP Playback", 0,
				CS42L73_PWRCTL2, 4, 1),

	SND_SOC_DAPM_MIXER("HL Left Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_MIXER("HL Right Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_MIXER("SPK Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_MIXER("ESL Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),

	SND_SOC_DAPM_MUX("ESL-XSP Mux", SND_SOC_NOPM,
			 0, 0, &esl_xsp_mixer),

	SND_SOC_DAPM_MUX("ESL-ASP Mux", SND_SOC_NOPM,
			 0, 0, &esl_asp_mixer),

	SND_SOC_DAPM_MUX("SPK-ASP Mux", SND_SOC_NOPM,
			 0, 0, &spk_asp_mixer),

	SND_SOC_DAPM_MUX("SPK-XSP Mux", SND_SOC_NOPM,
			 0, 0, &spk_xsp_mixer),

	SND_SOC_DAPM_PGA("HL Left DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_PGA("HL Right DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_PGA("SPK DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_PGA("ESL DAC", SND_SOC_NOPM, 0, 0, NULL, 0),

	SND_SOC_DAPM_SWITCH("HP Amp", CS42L73_PWRCTL3, 0, 1,
			    &hp_amp_ctl),
	SND_SOC_DAPM_SWITCH("LO Amp", CS42L73_PWRCTL3, 1, 1,
			    &lo_amp_ctl),
	SND_SOC_DAPM_SWITCH("SPK Amp", CS42L73_PWRCTL3, 2, 1,
			    &spk_amp_ctl),
	SND_SOC_DAPM_SWITCH("EAR Amp", CS42L73_PWRCTL3, 3, 1,
			    &ear_amp_ctl),
	SND_SOC_DAPM_SWITCH("SPKLO Amp", CS42L73_PWRCTL3, 4, 1,
			    &spklo_amp_ctl),

	SND_SOC_DAPM_OUTPUT("HPOUTA"),
	SND_SOC_DAPM_OUTPUT("HPOUTB"),
	SND_SOC_DAPM_OUTPUT("LINEOUTA"),
	SND_SOC_DAPM_OUTPUT("LINEOUTB"),
	SND_SOC_DAPM_OUTPUT("EAROUT"),
	SND_SOC_DAPM_OUTPUT("SPKOUT"),
	SND_SOC_DAPM_OUTPUT("SPKLINEOUT"),
};

static const struct snd_soc_dapm_route cs42l73_audio_map[] = {

	/* SPKLO EARSPK Paths */
	{"EAROUT", NULL, "EAR Amp"},
	{"SPKLINEOUT", NULL, "SPKLO Amp"},

	{"EAR Amp", "Switch", "ESL DAC"},
	{"SPKLO Amp", "Switch", "ESL DAC"},

	{"ESL DAC", "ESL-ASP Mono Volume", "ESL Mixer"},
	{"ESL DAC", "ESL-XSP Mono Volume", "ESL Mixer"},
	{"ESL DAC", "ESL-VSP Mono Volume", "VSPIN"},
	/* Loopback */
	{"ESL DAC", "ESL-IP Mono Volume", "Input Left Capture"},
	{"ESL DAC", "ESL-IP Mono Volume", "Input Right Capture"},

	{"ESL Mixer", NULL, "ESL-ASP Mux"},
	{"ESL Mixer", NULL, "ESL-XSP Mux"},

	{"ESL-ASP Mux", "Left", "ASPINL"},
	{"ESL-ASP Mux", "Right", "ASPINR"},
	{"ESL-ASP Mux", "Mono Mix", "ASPINM"},

	{"ESL-XSP Mux", "Left", "XSPINL"},
	{"ESL-XSP Mux", "Right", "XSPINR"},
	{"ESL-XSP Mux", "Mono Mix", "XSPINM"},

	/* Speakerphone Paths */
	{"SPKOUT", NULL, "SPK Amp"},
	{"SPK Amp", "Switch", "SPK DAC"},

	{"SPK DAC", "SPK-ASP Mono Volume", "SPK Mixer"},
	{"SPK DAC", "SPK-XSP Mono Volume", "SPK Mixer"},
	{"SPK DAC", "SPK-VSP Mono Volume", "VSPIN"},
	/* Loopback */
	{"SPK DAC", "SPK-IP Mono Volume", "Input Left Capture"},
	{"SPK DAC", "SPK-IP Mono Volume", "Input Right Capture"},

	{"SPK Mixer", NULL, "SPK-ASP Mux"},
	{"SPK Mixer", NULL, "SPK-XSP Mux"},

	{"SPK-ASP Mux", "Left", "ASPINL"},
	{"SPK-ASP Mux", "Mono Mix", "ASPINM"},
	{"SPK-ASP Mux", "Right", "ASPINR"},

	{"SPK-XSP Mux", "Left", "XSPINL"},
	{"SPK-XSP Mux", "Mono Mix", "XSPINM"},
	{"SPK-XSP Mux", "Right", "XSPINR"},

	/* HP LineOUT Paths */
	{"HPOUTA", NULL, "HP Amp"},
	{"HPOUTB", NULL, "HP Amp"},
	{"LINEOUTA", NULL, "LO Amp"},
	{"LINEOUTB", NULL, "LO Amp"},

	{"HP Amp", "Switch", "HL Left DAC"},
	{"HP Amp", "Switch", "HL Right DAC"},
	{"LO Amp", "Switch", "HL Left DAC"},
	{"LO Amp", "Switch", "HL Right DAC"},

	{"HL Left DAC", "HL-XSP Volume", "HL Left Mixer"},
	{"HL Right DAC", "HL-XSP Volume", "HL Right Mixer"},
	{"HL Left DAC", "HL-ASP Volume", "HL Left Mixer"},
	{"HL Right DAC", "HL-ASP Volume", "HL Right Mixer"},
	{"HL Left DAC", "HL-VSP Volume", "HL Left Mixer"},
	{"HL Right DAC", "HL-VSP Volume", "HL Right Mixer"},
	/* Loopback */
	{"HL Left DAC", "HL-IP Volume", "HL Left Mixer"},
	{"HL Right DAC", "HL-IP Volume", "HL Right Mixer"},
	{"HL Left Mixer", NULL, "Input Left Capture"},
	{"HL Right Mixer", NULL, "Input Right Capture"},

	{"HL Left Mixer", NULL, "ASPINL"},
	{"HL Right Mixer", NULL, "ASPINR"},
	{"HL Left Mixer", NULL, "XSPINL"},
	{"HL Right Mixer", NULL, "XSPINR"},
	{"HL Left Mixer", NULL, "VSPIN"},
	{"HL Right Mixer", NULL, "VSPIN"},

	/* Capture Paths */
	{"MIC1", NULL, "MIC1 Bias"},
	{"PGA Left Mux", "Mic 1", "MIC1"},
	{"MIC2", NULL, "MIC2 Bias"},
	{"PGA Right Mux", "Mic 2", "MIC2"},

	{"PGA Left Mux", "Line A", "LINEINA"},
	{"PGA Right Mux", "Line B", "LINEINB"},

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

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

	{"Input Left Capture", "ADC Left Input", "ADC Left"},
	{"Input Right Capture", "ADC Right Input", "ADC Right"},
	{"Input Left Capture", "DMIC Left Input", "DMIC Left"},
	{"Input Right Capture", "DMIC Right Input", "DMIC Right"},

	/* Audio Capture */
	{"ASPL Output Mixer", NULL, "Input Left Capture"},
	{"ASPR Output Mixer", NULL, "Input Right Capture"},

	{"ASPOUTL", "ASP-IP Volume", "ASPL Output Mixer"},
	{"ASPOUTR", "ASP-IP Volume", "ASPR Output Mixer"},

	/* Auxillary Capture */
	{"XSPL Output Mixer", NULL, "Input Left Capture"},
	{"XSPR Output Mixer", NULL, "Input Right Capture"},

	{"XSPOUTL", "XSP-IP Volume", "XSPL Output Mixer"},
	{"XSPOUTR", "XSP-IP Volume", "XSPR Output Mixer"},

	{"XSPOUTL", NULL, "XSPL Output Mixer"},
	{"XSPOUTR", NULL, "XSPR Output Mixer"},

	/* Voice Capture */
	{"VSPL Output Mixer", NULL, "Input Left Capture"},
	{"VSPR Output Mixer", NULL, "Input Left Capture"},

	{"VSPOUTL", "VSP-IP Volume", "VSPL Output Mixer"},
	{"VSPOUTR", "VSP-IP Volume", "VSPR Output Mixer"},

	{"VSPOUTL", NULL, "VSPL Output Mixer"},
	{"VSPOUTR", NULL, "VSPR Output Mixer"},
};

struct cs42l73_mclk_div {
	u32 mclk;
	u32 srate;
	u8 mmcc;
};

static struct cs42l73_mclk_div cs42l73_mclk_coeffs[] = {
	/* MCLK, Sample Rate, xMMCC[5:0] */
	{5644800, 11025, 0x30},
	{5644800, 22050, 0x20},
	{5644800, 44100, 0x10},

	{6000000,  8000, 0x39},
	{6000000, 11025, 0x33},
	{6000000, 12000, 0x31},
	{6000000, 16000, 0x29},
	{6000000, 22050, 0x23},
	{6000000, 24000, 0x21},
	{6000000, 32000, 0x19},
	{6000000, 44100, 0x13},
	{6000000, 48000, 0x11},

	{6144000,  8000, 0x38},
	{6144000, 12000, 0x30},
	{6144000, 16000, 0x28},
	{6144000, 24000, 0x20},
	{6144000, 32000, 0x18},
	{6144000, 48000, 0x10},

	{6500000,  8000, 0x3C},
	{6500000, 11025, 0x35},
	{6500000, 12000, 0x34},
	{6500000, 16000, 0x2C},
	{6500000, 22050, 0x25},
	{6500000, 24000, 0x24},
	{6500000, 32000, 0x1C},
	{6500000, 44100, 0x15},
	{6500000, 48000, 0x14},

	{6400000,  8000, 0x3E},
	{6400000, 11025, 0x37},
	{6400000, 12000, 0x36},
	{6400000, 16000, 0x2E},
	{6400000, 22050, 0x27},
	{6400000, 24000, 0x26},
	{6400000, 32000, 0x1E},
	{6400000, 44100, 0x17},
	{6400000, 48000, 0x16},
};

struct cs42l73_mclkx_div {
	u32 mclkx;
	u8 ratio;
	u8 mclkdiv;
};

static struct cs42l73_mclkx_div cs42l73_mclkx_coeffs[] = {
	{5644800,  1, 0},	/* 5644800 */
	{6000000,  1, 0},	/* 6000000 */
	{6144000,  1, 0},	/* 6144000 */
	{11289600, 2, 2},	/* 5644800 */
	{12288000, 2, 2},	/* 6144000 */
	{12000000, 2, 2},	/* 6000000 */
	{13000000, 2, 2},	/* 6500000 */
	{19200000, 3, 3},	/* 6400000 */
	{24000000, 4, 4},	/* 6000000 */
	{26000000, 4, 4},	/* 6500000 */
	{38400000, 6, 5}	/* 6400000 */
};

static int cs42l73_get_mclkx_coeff(int mclkx)
{
	int i;

	for (i = 0; i < ARRAY_SIZE(cs42l73_mclkx_coeffs); i++) {
		if (cs42l73_mclkx_coeffs[i].mclkx == mclkx)
			return i;
	}
	return -EINVAL;
}

static int cs42l73_get_mclk_coeff(int mclk, int srate)
{
	int i;

	for (i = 0; i < ARRAY_SIZE(cs42l73_mclk_coeffs); i++) {
		if (cs42l73_mclk_coeffs[i].mclk == mclk &&
		    cs42l73_mclk_coeffs[i].srate == srate)
			return i;
	}
	return -EINVAL;

}

static int cs42l73_set_mclk(struct snd_soc_dai *dai, unsigned int freq)
{
	struct snd_soc_codec *codec = dai->codec;
	struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);

	int mclkx_coeff;
	u32 mclk = 0;
	u8 dmmcc = 0;

	/* MCLKX -> MCLK */
	mclkx_coeff = cs42l73_get_mclkx_coeff(freq);

	mclk = cs42l73_mclkx_coeffs[mclkx_coeff].mclkx /
		cs42l73_mclkx_coeffs[mclkx_coeff].ratio;

	dev_dbg(codec->dev, "MCLK%u %u  <-> internal MCLK %u\n",
		 priv->mclksel + 1, cs42l73_mclkx_coeffs[mclkx_coeff].mclkx,
		 mclk);

	dmmcc = (priv->mclksel << 4) |
		(cs42l73_mclkx_coeffs[mclkx_coeff].mclkdiv << 1);

	snd_soc_write(codec, CS42L73_DMMCC, dmmcc);

	priv->sysclk = mclkx_coeff;
	priv->mclk = mclk;

	return 0;
}

static int cs42l73_set_sysclk(struct snd_soc_dai *dai,
			      int clk_id, unsigned int freq, int dir)
{
	struct snd_soc_codec *codec = dai->codec;
	struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);

	switch (clk_id) {
	case CS42L73_CLKID_MCLK1:
		break;
	case CS42L73_CLKID_MCLK2:
		break;
	default:
		return -EINVAL;
	}

	if ((cs42l73_set_mclk(dai, freq)) < 0) {
		dev_err(codec->dev, "Unable to set MCLK for dai %s\n",
			dai->name);
		return -EINVAL;
	}

	priv->mclksel = clk_id;

	return 0;
}

static int cs42l73_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
{
	struct snd_soc_codec *codec = codec_dai->codec;
	struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
	u8 id = codec_dai->id;
	unsigned int inv, format;
	u8 spc, mmcc;

	spc = snd_soc_read(codec, CS42L73_SPC(id));
	mmcc = snd_soc_read(codec, CS42L73_MMCC(id));

	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
	case SND_SOC_DAIFMT_CBM_CFM:
		mmcc |= MS_MASTER;
		break;

	case SND_SOC_DAIFMT_CBS_CFS:
		mmcc &= ~MS_MASTER;
		break;

	default:
		return -EINVAL;
	}

	format = (fmt & SND_SOC_DAIFMT_FORMAT_MASK);
	inv = (fmt & SND_SOC_DAIFMT_INV_MASK);

	switch (format) {
	case SND_SOC_DAIFMT_I2S:
		spc &= ~SPDIF_PCM;
		break;
	case SND_SOC_DAIFMT_DSP_A:
	case SND_SOC_DAIFMT_DSP_B:
		if (mmcc & MS_MASTER) {
			dev_err(codec->dev,
				"PCM format in slave mode only\n");
			return -EINVAL;
		}
		if (id == CS42L73_ASP) {
			dev_err(codec->dev,
				"PCM format is not supported on ASP port\n");
			return -EINVAL;
		}
		spc |= SPDIF_PCM;
		break;
	default:
		return -EINVAL;
	}

	if (spc & SPDIF_PCM) {
		/* Clear PCM mode, clear PCM_BIT_ORDER bit for MSB->LSB */
		spc &= ~(PCM_MODE_MASK | PCM_BIT_ORDER);
		switch (format) {
		case SND_SOC_DAIFMT_DSP_B:
			if (inv == SND_SOC_DAIFMT_IB_IF)
				spc |= PCM_MODE0;
			if (inv == SND_SOC_DAIFMT_IB_NF)
				spc |= PCM_MODE1;
		break;
		case SND_SOC_DAIFMT_DSP_A:
			if (inv == SND_SOC_DAIFMT_IB_IF)
				spc |= PCM_MODE1;
			break;
		default:
			return -EINVAL;
		}
	}

	priv->config[id].spc = spc;
	priv->config[id].mmcc = mmcc;

	return 0;
}

static u32 cs42l73_asrc_rates[] = {
	8000, 11025, 12000, 16000, 22050,
	24000, 32000, 44100, 48000
};

static unsigned int cs42l73_get_xspfs_coeff(u32 rate)
{
	int i;
	for (i = 0; i < ARRAY_SIZE(cs42l73_asrc_rates); i++) {
		if (cs42l73_asrc_rates[i] == rate)
			return i + 1;
	}
	return 0;		/* 0 = Don't know */
}

static void cs42l73_update_asrc(struct snd_soc_codec *codec, int id, int srate)
{
	u8 spfs = 0;

	if (srate > 0)
		spfs = cs42l73_get_xspfs_coeff(srate);

	switch (id) {
	case CS42L73_XSP:
		snd_soc_update_bits(codec, CS42L73_VXSPFS, 0x0f, spfs);
	break;
	case CS42L73_ASP:
		snd_soc_update_bits(codec, CS42L73_ASPC, 0x3c, spfs << 2);
	break;
	case CS42L73_VSP:
		snd_soc_update_bits(codec, CS42L73_VXSPFS, 0xf0, spfs << 4);
	break;
	default:
	break;
	}
}

static int cs42l73_pcm_hw_params(struct snd_pcm_substream *substream,
				 struct snd_pcm_hw_params *params,
				 struct snd_soc_dai *dai)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_codec *codec = rtd->codec;
	struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
	int id = dai->id;
	int mclk_coeff;
	int srate = params_rate(params);

	if (priv->config[id].mmcc & MS_MASTER) {
		/* CS42L73 Master */
		/* MCLK -> srate */
		mclk_coeff =
		    cs42l73_get_mclk_coeff(priv->mclk, srate);

		if (mclk_coeff < 0)
			return -EINVAL;

		dev_dbg(codec->dev,
			 "DAI[%d]: MCLK %u, srate %u, MMCC[5:0] = %x\n",
			 id, priv->mclk, srate,
			 cs42l73_mclk_coeffs[mclk_coeff].mmcc);

		priv->config[id].mmcc &= 0xC0;
		priv->config[id].mmcc |= cs42l73_mclk_coeffs[mclk_coeff].mmcc;
		priv->config[id].spc &= 0xFC;
		priv->config[id].spc &= MCK_SCLK_64FS;
	} else {
		/* CS42L73 Slave */
		priv->config[id].spc &= 0xFC;
		priv->config[id].spc |= MCK_SCLK_64FS;
	}
	/* Update ASRCs */
	priv->config[id].srate = srate;

	snd_soc_write(codec, CS42L73_SPC(id), priv->config[id].spc);
	snd_soc_write(codec, CS42L73_MMCC(id), priv->config[id].mmcc);

	cs42l73_update_asrc(codec, id, srate);

	return 0;
}

static int cs42l73_set_bias_level(struct snd_soc_codec *codec,
				  enum snd_soc_bias_level level)
{
	struct cs42l73_private *cs42l73 = snd_soc_codec_get_drvdata(codec);

	switch (level) {
	case SND_SOC_BIAS_ON:
		snd_soc_update_bits(codec, CS42L73_DMMCC, MCLKDIS, 0);
		snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 0);
		break;

	case SND_SOC_BIAS_PREPARE:
		break;

	case SND_SOC_BIAS_STANDBY:
		if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
			regcache_cache_only(cs42l73->regmap, false);
			regcache_sync(cs42l73->regmap);
		}
		snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 1);
		break;

	case SND_SOC_BIAS_OFF:
		snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 1);
		snd_soc_update_bits(codec, CS42L73_DMMCC, MCLKDIS, 1);
		break;
	}
	codec->dapm.bias_level = level;
	return 0;
}

static int cs42l73_set_tristate(struct snd_soc_dai *dai, int tristate)
{
	struct snd_soc_codec *codec = dai->codec;
	int id = dai->id;

	return snd_soc_update_bits(codec, CS42L73_SPC(id),
					0x7F, tristate << 7);
}

static struct snd_pcm_hw_constraint_list constraints_12_24 = {
	.count  = ARRAY_SIZE(cs42l73_asrc_rates),
	.list   = cs42l73_asrc_rates,
};

static int cs42l73_pcm_startup(struct snd_pcm_substream *substream,
			       struct snd_soc_dai *dai)
{
	snd_pcm_hw_constraint_list(substream->runtime, 0,
					SNDRV_PCM_HW_PARAM_RATE,
					&constraints_12_24);
	return 0;
}

/* SNDRV_PCM_RATE_KNOT -> 12000, 24000 Hz, limit with constraint list */
#define CS42L73_RATES (SNDRV_PCM_RATE_8000_48000 | SNDRV_PCM_RATE_KNOT)


#define CS42L73_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
	SNDRV_PCM_FMTBIT_S24_LE)

static const struct snd_soc_dai_ops cs42l73_ops = {
	.startup = cs42l73_pcm_startup,
	.hw_params = cs42l73_pcm_hw_params,
	.set_fmt = cs42l73_set_dai_fmt,
	.set_sysclk = cs42l73_set_sysclk,
	.set_tristate = cs42l73_set_tristate,
};

static struct snd_soc_dai_driver cs42l73_dai[] = {
	{
		.name = "cs42l73-xsp",
		.id = CS42L73_XSP,
		.playback = {
			.stream_name = "XSP Playback",
			.channels_min = 1,
			.channels_max = 2,
			.rates = CS42L73_RATES,
			.formats = CS42L73_FORMATS,
		},
		.capture = {
			.stream_name = "XSP Capture",
			.channels_min = 1,
			.channels_max = 2,
			.rates = CS42L73_RATES,
			.formats = CS42L73_FORMATS,
		},
		.ops = &cs42l73_ops,
		.symmetric_rates = 1,
	 },
	{
		.name = "cs42l73-asp",
		.id = CS42L73_ASP,
		.playback = {
			.stream_name = "ASP Playback",
			.channels_min = 2,
			.channels_max = 2,
			.rates = CS42L73_RATES,
			.formats = CS42L73_FORMATS,
		},
		.capture = {
			.stream_name = "ASP Capture",
			.channels_min = 2,
			.channels_max = 2,
			.rates = CS42L73_RATES,
			.formats = CS42L73_FORMATS,
		},
		.ops = &cs42l73_ops,
		.symmetric_rates = 1,
	 },
	{
		.name = "cs42l73-vsp",
		.id = CS42L73_VSP,
		.playback = {
			.stream_name = "VSP Playback",
			.channels_min = 1,
			.channels_max = 2,
			.rates = CS42L73_RATES,
			.formats = CS42L73_FORMATS,
		},
		.capture = {
			.stream_name = "VSP Capture",
			.channels_min = 1,
			.channels_max = 2,
			.rates = CS42L73_RATES,
			.formats = CS42L73_FORMATS,
		},
		.ops = &cs42l73_ops,
		.symmetric_rates = 1,
	 }
};

static int cs42l73_suspend(struct snd_soc_codec *codec)
{
	cs42l73_set_bias_level(codec, SND_SOC_BIAS_OFF);

	return 0;
}

static int cs42l73_resume(struct snd_soc_codec *codec)
{
	cs42l73_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
	return 0;
}

static int cs42l73_probe(struct snd_soc_codec *codec)
{
	int ret;
	struct cs42l73_private *cs42l73 = snd_soc_codec_get_drvdata(codec);

	codec->control_data = cs42l73->regmap;

	ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_REGMAP);
	if (ret < 0) {
		dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
		return ret;
	}

	regcache_cache_only(cs42l73->regmap, true);

	cs42l73_set_bias_level(codec, SND_SOC_BIAS_STANDBY);

	cs42l73->mclksel = CS42L73_CLKID_MCLK1;	/* MCLK1 as master clk */
	cs42l73->mclk = 0;

	return ret;
}

static int cs42l73_remove(struct snd_soc_codec *codec)
{
	cs42l73_set_bias_level(codec, SND_SOC_BIAS_OFF);
	return 0;
}

static struct snd_soc_codec_driver soc_codec_dev_cs42l73 = {
	.probe = cs42l73_probe,
	.remove = cs42l73_remove,
	.suspend = cs42l73_suspend,
	.resume = cs42l73_resume,
	.set_bias_level = cs42l73_set_bias_level,

	.dapm_widgets = cs42l73_dapm_widgets,
	.num_dapm_widgets = ARRAY_SIZE(cs42l73_dapm_widgets),
	.dapm_routes = cs42l73_audio_map,
	.num_dapm_routes = ARRAY_SIZE(cs42l73_audio_map),

	.controls = cs42l73_snd_controls,
	.num_controls = ARRAY_SIZE(cs42l73_snd_controls),
};

static struct regmap_config cs42l73_regmap = {
	.reg_bits = 8,
	.val_bits = 8,

	.max_register = CS42L73_MAX_REGISTER,
	.reg_defaults = cs42l73_reg_defaults,
	.num_reg_defaults = ARRAY_SIZE(cs42l73_reg_defaults),
	.volatile_reg = cs42l73_volatile_register,
	.readable_reg = cs42l73_readable_register,
	.cache_type = REGCACHE_RBTREE,
};

static __devinit int cs42l73_i2c_probe(struct i2c_client *i2c_client,
				       const struct i2c_device_id *id)
{
	struct cs42l73_private *cs42l73;
	int ret;
	unsigned int devid = 0;
	unsigned int reg;

	cs42l73 = devm_kzalloc(&i2c_client->dev, sizeof(struct cs42l73_private),
			       GFP_KERNEL);
	if (!cs42l73) {
		dev_err(&i2c_client->dev, "could not allocate codec\n");
		return -ENOMEM;
	}

	i2c_set_clientdata(i2c_client, cs42l73);

	cs42l73->regmap = regmap_init_i2c(i2c_client, &cs42l73_regmap);
	if (IS_ERR(cs42l73->regmap)) {
		ret = PTR_ERR(cs42l73->regmap);
		dev_err(&i2c_client->dev, "regmap_init() failed: %d\n", ret);
		goto err;
	}
	/* initialize codec */
	ret = regmap_read(cs42l73->regmap, CS42L73_DEVID_AB, &reg);
	devid = (reg & 0xFF) << 12;

	ret = regmap_read(cs42l73->regmap, CS42L73_DEVID_CD, &reg);
	devid |= (reg & 0xFF) << 4;

	ret = regmap_read(cs42l73->regmap, CS42L73_DEVID_E, &reg);
	devid |= (reg & 0xF0) >> 4;


	if (devid != CS42L73_DEVID) {
		ret = -ENODEV;
		dev_err(&i2c_client->dev,
			"CS42L73 Device ID (%X). Expected %X\n",
			devid, CS42L73_DEVID);
		goto err_regmap;
	}

	ret = regmap_read(cs42l73->regmap, CS42L73_REVID, &reg);
	if (ret < 0) {
		dev_err(&i2c_client->dev, "Get Revision ID failed\n");
		goto err_regmap;
	}

	dev_info(&i2c_client->dev,
		 "Cirrus Logic CS42L73, Revision: %02X\n", reg & 0xFF);

	regcache_cache_only(cs42l73->regmap, true);

	ret =  snd_soc_register_codec(&i2c_client->dev,
			&soc_codec_dev_cs42l73, cs42l73_dai,
			ARRAY_SIZE(cs42l73_dai));
	if (ret < 0)
		goto err_regmap;
	return 0;

err_regmap:
	regmap_exit(cs42l73->regmap);

err:
	return ret;
}

static __devexit int cs42l73_i2c_remove(struct i2c_client *client)
{
	struct cs42l73_private *cs42l73 = i2c_get_clientdata(client);

	snd_soc_unregister_codec(&client->dev);
	regmap_exit(cs42l73->regmap);

	return 0;
}

static const struct i2c_device_id cs42l73_id[] = {
	{"cs42l73", 0},
	{}
};

MODULE_DEVICE_TABLE(i2c, cs42l73_id);

static struct i2c_driver cs42l73_i2c_driver = {
	.driver = {
		   .name = "cs42l73",
		   .owner = THIS_MODULE,
		   },
	.id_table = cs42l73_id,
	.probe = cs42l73_i2c_probe,
	.remove = __devexit_p(cs42l73_i2c_remove),

};

static int __init cs42l73_modinit(void)
{
	int ret;
	ret = i2c_add_driver(&cs42l73_i2c_driver);
	if (ret != 0) {
		pr_err("Failed to register CS42L73 I2C driver: %d\n", ret);
		return ret;
	}
	return 0;
}

module_init(cs42l73_modinit);

static void __exit cs42l73_exit(void)
{
	i2c_del_driver(&cs42l73_i2c_driver);
}

module_exit(cs42l73_exit);

MODULE_DESCRIPTION("ASoC CS42L73 driver");
MODULE_AUTHOR("Georgi Vlaev, Nucleus Systems Ltd, <joe@nucleusys.com>");
MODULE_AUTHOR("Brian Austin, Cirrus Logic Inc, <brian.austin@cirrus.com>");
MODULE_LICENSE("GPL");