summaryrefslogtreecommitdiff
path: root/sound/soc/codecs/wm_hubs.c
blob: fd86bd105460528ac3bfcf987a5e6b1db3e7d487 (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
/*
 * wm_hubs.c  --  WM8993/4 common code
 *
 * Copyright 2009-12 Wolfson Microelectronics plc
 *
 * Author: Mark Brown <broonie@opensource.wolfsonmicro.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/init.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/mfd/wm8994/registers.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/initval.h>
#include <sound/tlv.h>

#include "wm8993.h"
#include "wm_hubs.h"

const DECLARE_TLV_DB_SCALE(wm_hubs_spkmix_tlv, -300, 300, 0);
EXPORT_SYMBOL_GPL(wm_hubs_spkmix_tlv);

static const DECLARE_TLV_DB_SCALE(inpga_tlv, -1650, 150, 0);
static const DECLARE_TLV_DB_SCALE(inmix_sw_tlv, 0, 3000, 0);
static const DECLARE_TLV_DB_SCALE(inmix_tlv, -1500, 300, 1);
static const DECLARE_TLV_DB_SCALE(earpiece_tlv, -600, 600, 0);
static const DECLARE_TLV_DB_SCALE(outmix_tlv, -2100, 300, 0);
static const DECLARE_TLV_DB_SCALE(spkmixout_tlv, -1800, 600, 1);
static const DECLARE_TLV_DB_SCALE(outpga_tlv, -5700, 100, 0);
static const unsigned int spkboost_tlv[] = {
	TLV_DB_RANGE_HEAD(2),
	0, 6, TLV_DB_SCALE_ITEM(0, 150, 0),
	7, 7, TLV_DB_SCALE_ITEM(1200, 0, 0),
};
static const DECLARE_TLV_DB_SCALE(line_tlv, -600, 600, 0);

static const char *speaker_ref_text[] = {
	"SPKVDD/2",
	"VMID",
};

static SOC_ENUM_SINGLE_DECL(speaker_ref,
			    WM8993_SPEAKER_MIXER, 8, speaker_ref_text);

static const char *speaker_mode_text[] = {
	"Class D",
	"Class AB",
};

static SOC_ENUM_SINGLE_DECL(speaker_mode,
			    WM8993_SPKMIXR_ATTENUATION, 8, speaker_mode_text);

static void wait_for_dc_servo(struct snd_soc_codec *codec, unsigned int op)
{
	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
	unsigned int reg;
	int count = 0;
	int timeout;
	unsigned int val;

	val = op | WM8993_DCS_ENA_CHAN_0 | WM8993_DCS_ENA_CHAN_1;

	/* Trigger the command */
	snd_soc_write(codec, WM8993_DC_SERVO_0, val);

	dev_dbg(codec->dev, "Waiting for DC servo...\n");

	if (hubs->dcs_done_irq)
		timeout = 4;
	else
		timeout = 400;

	do {
		count++;

		if (hubs->dcs_done_irq)
			wait_for_completion_timeout(&hubs->dcs_done,
						    msecs_to_jiffies(250));
		else
			msleep(1);

		reg = snd_soc_read(codec, WM8993_DC_SERVO_0);
		dev_dbg(codec->dev, "DC servo: %x\n", reg);
	} while (reg & op && count < timeout);

	if (reg & op)
		dev_err(codec->dev, "Timed out waiting for DC Servo %x\n",
			op);
}

irqreturn_t wm_hubs_dcs_done(int irq, void *data)
{
	struct wm_hubs_data *hubs = data;

	complete(&hubs->dcs_done);

	return IRQ_HANDLED;
}
EXPORT_SYMBOL_GPL(wm_hubs_dcs_done);

static bool wm_hubs_dac_hp_direct(struct snd_soc_codec *codec)
{
	int reg;

	/* If we're going via the mixer we'll need to do additional checks */
	reg = snd_soc_read(codec, WM8993_OUTPUT_MIXER1);
	if (!(reg & WM8993_DACL_TO_HPOUT1L)) {
		if (reg & ~WM8993_DACL_TO_MIXOUTL) {
			dev_vdbg(codec->dev, "Analogue paths connected: %x\n",
				 reg & ~WM8993_DACL_TO_HPOUT1L);
			return false;
		} else {
			dev_vdbg(codec->dev, "HPL connected to mixer\n");
		}
	} else {
		dev_vdbg(codec->dev, "HPL connected to DAC\n");
	}

	reg = snd_soc_read(codec, WM8993_OUTPUT_MIXER2);
	if (!(reg & WM8993_DACR_TO_HPOUT1R)) {
		if (reg & ~WM8993_DACR_TO_MIXOUTR) {
			dev_vdbg(codec->dev, "Analogue paths connected: %x\n",
				 reg & ~WM8993_DACR_TO_HPOUT1R);
			return false;
		} else {
			dev_vdbg(codec->dev, "HPR connected to mixer\n");
		}
	} else {
		dev_vdbg(codec->dev, "HPR connected to DAC\n");
	}

	return true;
}

struct wm_hubs_dcs_cache {
	struct list_head list;
	unsigned int left;
	unsigned int right;
	u16 dcs_cfg;
};

static bool wm_hubs_dcs_cache_get(struct snd_soc_codec *codec,
				  struct wm_hubs_dcs_cache **entry)
{
	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
	struct wm_hubs_dcs_cache *cache;
	unsigned int left, right;

	left = snd_soc_read(codec, WM8993_LEFT_OUTPUT_VOLUME);
	left &= WM8993_HPOUT1L_VOL_MASK;

	right = snd_soc_read(codec, WM8993_RIGHT_OUTPUT_VOLUME);
	right &= WM8993_HPOUT1R_VOL_MASK;

	list_for_each_entry(cache, &hubs->dcs_cache, list) {
		if (cache->left != left || cache->right != right)
			continue;

		*entry = cache;
		return true;
	}

	return false;
}

static void wm_hubs_dcs_cache_set(struct snd_soc_codec *codec, u16 dcs_cfg)
{
	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
	struct wm_hubs_dcs_cache *cache;

	if (hubs->no_cache_dac_hp_direct)
		return;

	cache = devm_kzalloc(codec->dev, sizeof(*cache), GFP_KERNEL);
	if (!cache)
		return;

	cache->left = snd_soc_read(codec, WM8993_LEFT_OUTPUT_VOLUME);
	cache->left &= WM8993_HPOUT1L_VOL_MASK;

	cache->right = snd_soc_read(codec, WM8993_RIGHT_OUTPUT_VOLUME);
	cache->right &= WM8993_HPOUT1R_VOL_MASK;

	cache->dcs_cfg = dcs_cfg;

	list_add_tail(&cache->list, &hubs->dcs_cache);
}

static int wm_hubs_read_dc_servo(struct snd_soc_codec *codec,
				  u16 *reg_l, u16 *reg_r)
{
	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
	u16 dcs_reg, reg;
	int ret = 0;

	switch (hubs->dcs_readback_mode) {
	case 2:
		dcs_reg = WM8994_DC_SERVO_4E;
		break;
	case 1:
		dcs_reg = WM8994_DC_SERVO_READBACK;
		break;
	default:
		dcs_reg = WM8993_DC_SERVO_3;
		break;
	}

	/* Different chips in the family support different readback
	 * methods.
	 */
	switch (hubs->dcs_readback_mode) {
	case 0:
		*reg_l = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_1)
			& WM8993_DCS_INTEG_CHAN_0_MASK;
		*reg_r = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_2)
			& WM8993_DCS_INTEG_CHAN_1_MASK;
		break;
	case 2:
	case 1:
		reg = snd_soc_read(codec, dcs_reg);
		*reg_r = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
			>> WM8993_DCS_DAC_WR_VAL_1_SHIFT;
		*reg_l = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
		break;
	default:
		WARN(1, "Unknown DCS readback method\n");
		ret = -1;
	}
	return ret;
}

/*
 * Startup calibration of the DC servo
 */
static void enable_dc_servo(struct snd_soc_codec *codec)
{
	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
	struct wm_hubs_dcs_cache *cache;
	s8 offset;
	u16 reg_l, reg_r, dcs_cfg, dcs_reg;

	switch (hubs->dcs_readback_mode) {
	case 2:
		dcs_reg = WM8994_DC_SERVO_4E;
		break;
	default:
		dcs_reg = WM8993_DC_SERVO_3;
		break;
	}

	/* If we're using a digital only path and have a previously
	 * callibrated DC servo offset stored then use that. */
	if (wm_hubs_dac_hp_direct(codec) &&
	    wm_hubs_dcs_cache_get(codec, &cache)) {
		dev_dbg(codec->dev, "Using cached DCS offset %x for %d,%d\n",
			cache->dcs_cfg, cache->left, cache->right);
		snd_soc_write(codec, dcs_reg, cache->dcs_cfg);
		wait_for_dc_servo(codec,
				  WM8993_DCS_TRIG_DAC_WR_0 |
				  WM8993_DCS_TRIG_DAC_WR_1);
		return;
	}

	if (hubs->series_startup) {
		/* Set for 32 series updates */
		snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
				    WM8993_DCS_SERIES_NO_01_MASK,
				    32 << WM8993_DCS_SERIES_NO_01_SHIFT);
		wait_for_dc_servo(codec,
				  WM8993_DCS_TRIG_SERIES_0 |
				  WM8993_DCS_TRIG_SERIES_1);
	} else {
		wait_for_dc_servo(codec,
				  WM8993_DCS_TRIG_STARTUP_0 |
				  WM8993_DCS_TRIG_STARTUP_1);
	}

	if (wm_hubs_read_dc_servo(codec, &reg_l, &reg_r) < 0)
		return;

	dev_dbg(codec->dev, "DCS input: %x %x\n", reg_l, reg_r);

	/* Apply correction to DC servo result */
	if (hubs->dcs_codes_l || hubs->dcs_codes_r) {
		dev_dbg(codec->dev,
			"Applying %d/%d code DC servo correction\n",
			hubs->dcs_codes_l, hubs->dcs_codes_r);

		/* HPOUT1R */
		offset = (s8)reg_r;
		dev_dbg(codec->dev, "DCS right %d->%d\n", offset,
			offset + hubs->dcs_codes_r);
		offset += hubs->dcs_codes_r;
		dcs_cfg = (u8)offset << WM8993_DCS_DAC_WR_VAL_1_SHIFT;

		/* HPOUT1L */
		offset = (s8)reg_l;
		dev_dbg(codec->dev, "DCS left %d->%d\n", offset,
			offset + hubs->dcs_codes_l);
		offset += hubs->dcs_codes_l;
		dcs_cfg |= (u8)offset;

		dev_dbg(codec->dev, "DCS result: %x\n", dcs_cfg);

		/* Do it */
		snd_soc_write(codec, dcs_reg, dcs_cfg);
		wait_for_dc_servo(codec,
				  WM8993_DCS_TRIG_DAC_WR_0 |
				  WM8993_DCS_TRIG_DAC_WR_1);
	} else {
		dcs_cfg = reg_r << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
		dcs_cfg |= reg_l;
	}

	/* Save the callibrated offset if we're in class W mode and
	 * therefore don't have any analogue signal mixed in. */
	if (wm_hubs_dac_hp_direct(codec))
		wm_hubs_dcs_cache_set(codec, dcs_cfg);
}

/*
 * Update the DC servo calibration on gain changes
 */
static int wm8993_put_dc_servo(struct snd_kcontrol *kcontrol,
			       struct snd_ctl_elem_value *ucontrol)
{
	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
	int ret;

	ret = snd_soc_put_volsw(kcontrol, ucontrol);

	/* If we're applying an offset correction then updating the
	 * callibration would be likely to introduce further offsets. */
	if (hubs->dcs_codes_l || hubs->dcs_codes_r || hubs->no_series_update)
		return ret;

	/* Only need to do this if the outputs are active */
	if (snd_soc_read(codec, WM8993_POWER_MANAGEMENT_1)
	    & (WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA))
		snd_soc_update_bits(codec,
				    WM8993_DC_SERVO_0,
				    WM8993_DCS_TRIG_SINGLE_0 |
				    WM8993_DCS_TRIG_SINGLE_1,
				    WM8993_DCS_TRIG_SINGLE_0 |
				    WM8993_DCS_TRIG_SINGLE_1);

	return ret;
}

static const struct snd_kcontrol_new analogue_snd_controls[] = {
SOC_SINGLE_TLV("IN1L Volume", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
	       inpga_tlv),
SOC_SINGLE("IN1L Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
SOC_SINGLE("IN1L ZC Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),

SOC_SINGLE_TLV("IN1R Volume", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
	       inpga_tlv),
SOC_SINGLE("IN1R Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
SOC_SINGLE("IN1R ZC Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),


SOC_SINGLE_TLV("IN2L Volume", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
	       inpga_tlv),
SOC_SINGLE("IN2L Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
SOC_SINGLE("IN2L ZC Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),

SOC_SINGLE_TLV("IN2R Volume", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
	       inpga_tlv),
SOC_SINGLE("IN2R Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
SOC_SINGLE("IN2R ZC Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),

SOC_SINGLE_TLV("MIXINL IN2L Volume", WM8993_INPUT_MIXER3, 7, 1, 0,
	       inmix_sw_tlv),
SOC_SINGLE_TLV("MIXINL IN1L Volume", WM8993_INPUT_MIXER3, 4, 1, 0,
	       inmix_sw_tlv),
SOC_SINGLE_TLV("MIXINL Output Record Volume", WM8993_INPUT_MIXER3, 0, 7, 0,
	       inmix_tlv),
SOC_SINGLE_TLV("MIXINL IN1LP Volume", WM8993_INPUT_MIXER5, 6, 7, 0, inmix_tlv),
SOC_SINGLE_TLV("MIXINL Direct Voice Volume", WM8993_INPUT_MIXER5, 0, 6, 0,
	       inmix_tlv),

SOC_SINGLE_TLV("MIXINR IN2R Volume", WM8993_INPUT_MIXER4, 7, 1, 0,
	       inmix_sw_tlv),
SOC_SINGLE_TLV("MIXINR IN1R Volume", WM8993_INPUT_MIXER4, 4, 1, 0,
	       inmix_sw_tlv),
SOC_SINGLE_TLV("MIXINR Output Record Volume", WM8993_INPUT_MIXER4, 0, 7, 0,
	       inmix_tlv),
SOC_SINGLE_TLV("MIXINR IN1RP Volume", WM8993_INPUT_MIXER6, 6, 7, 0, inmix_tlv),
SOC_SINGLE_TLV("MIXINR Direct Voice Volume", WM8993_INPUT_MIXER6, 0, 6, 0,
	       inmix_tlv),

SOC_SINGLE_TLV("Left Output Mixer IN2RN Volume", WM8993_OUTPUT_MIXER5, 6, 7, 1,
	       outmix_tlv),
SOC_SINGLE_TLV("Left Output Mixer IN2LN Volume", WM8993_OUTPUT_MIXER3, 6, 7, 1,
	       outmix_tlv),
SOC_SINGLE_TLV("Left Output Mixer IN2LP Volume", WM8993_OUTPUT_MIXER3, 9, 7, 1,
	       outmix_tlv),
SOC_SINGLE_TLV("Left Output Mixer IN1L Volume", WM8993_OUTPUT_MIXER3, 0, 7, 1,
	       outmix_tlv),
SOC_SINGLE_TLV("Left Output Mixer IN1R Volume", WM8993_OUTPUT_MIXER3, 3, 7, 1,
	       outmix_tlv),
SOC_SINGLE_TLV("Left Output Mixer Right Input Volume",
	       WM8993_OUTPUT_MIXER5, 3, 7, 1, outmix_tlv),
SOC_SINGLE_TLV("Left Output Mixer Left Input Volume",
	       WM8993_OUTPUT_MIXER5, 0, 7, 1, outmix_tlv),
SOC_SINGLE_TLV("Left Output Mixer DAC Volume", WM8993_OUTPUT_MIXER5, 9, 7, 1,
	       outmix_tlv),

SOC_SINGLE_TLV("Right Output Mixer IN2LN Volume",
	       WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
SOC_SINGLE_TLV("Right Output Mixer IN2RN Volume",
	       WM8993_OUTPUT_MIXER4, 6, 7, 1, outmix_tlv),
SOC_SINGLE_TLV("Right Output Mixer IN1L Volume",
	       WM8993_OUTPUT_MIXER4, 3, 7, 1, outmix_tlv),
SOC_SINGLE_TLV("Right Output Mixer IN1R Volume",
	       WM8993_OUTPUT_MIXER4, 0, 7, 1, outmix_tlv),
SOC_SINGLE_TLV("Right Output Mixer IN2RP Volume",
	       WM8993_OUTPUT_MIXER4, 9, 7, 1, outmix_tlv),
SOC_SINGLE_TLV("Right Output Mixer Left Input Volume",
	       WM8993_OUTPUT_MIXER6, 3, 7, 1, outmix_tlv),
SOC_SINGLE_TLV("Right Output Mixer Right Input Volume",
	       WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
SOC_SINGLE_TLV("Right Output Mixer DAC Volume",
	       WM8993_OUTPUT_MIXER6, 9, 7, 1, outmix_tlv),

SOC_DOUBLE_R_TLV("Output Volume", WM8993_LEFT_OPGA_VOLUME,
		 WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
SOC_DOUBLE_R("Output Switch", WM8993_LEFT_OPGA_VOLUME,
	     WM8993_RIGHT_OPGA_VOLUME, 6, 1, 0),
SOC_DOUBLE_R("Output ZC Switch", WM8993_LEFT_OPGA_VOLUME,
	     WM8993_RIGHT_OPGA_VOLUME, 7, 1, 0),

SOC_SINGLE("Earpiece Switch", WM8993_HPOUT2_VOLUME, 5, 1, 1),
SOC_SINGLE_TLV("Earpiece Volume", WM8993_HPOUT2_VOLUME, 4, 1, 1, earpiece_tlv),

SOC_SINGLE_TLV("SPKL Input Volume", WM8993_SPKMIXL_ATTENUATION,
	       5, 1, 1, wm_hubs_spkmix_tlv),
SOC_SINGLE_TLV("SPKL IN1LP Volume", WM8993_SPKMIXL_ATTENUATION,
	       4, 1, 1, wm_hubs_spkmix_tlv),
SOC_SINGLE_TLV("SPKL Output Volume", WM8993_SPKMIXL_ATTENUATION,
	       3, 1, 1, wm_hubs_spkmix_tlv),

SOC_SINGLE_TLV("SPKR Input Volume", WM8993_SPKMIXR_ATTENUATION,
	       5, 1, 1, wm_hubs_spkmix_tlv),
SOC_SINGLE_TLV("SPKR IN1RP Volume", WM8993_SPKMIXR_ATTENUATION,
	       4, 1, 1, wm_hubs_spkmix_tlv),
SOC_SINGLE_TLV("SPKR Output Volume", WM8993_SPKMIXR_ATTENUATION,
	       3, 1, 1, wm_hubs_spkmix_tlv),

SOC_DOUBLE_R_TLV("Speaker Mixer Volume",
		 WM8993_SPKMIXL_ATTENUATION, WM8993_SPKMIXR_ATTENUATION,
		 0, 3, 1, spkmixout_tlv),
SOC_DOUBLE_R_TLV("Speaker Volume",
		 WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
		 0, 63, 0, outpga_tlv),
SOC_DOUBLE_R("Speaker Switch",
	     WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
	     6, 1, 0),
SOC_DOUBLE_R("Speaker ZC Switch",
	     WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
	     7, 1, 0),
SOC_DOUBLE_TLV("Speaker Boost Volume", WM8993_SPKOUT_BOOST, 3, 0, 7, 0,
	       spkboost_tlv),
SOC_ENUM("Speaker Reference", speaker_ref),
SOC_ENUM("Speaker Mode", speaker_mode),

SOC_DOUBLE_R_EXT_TLV("Headphone Volume",
		     WM8993_LEFT_OUTPUT_VOLUME, WM8993_RIGHT_OUTPUT_VOLUME,
		     0, 63, 0, snd_soc_get_volsw, wm8993_put_dc_servo,
		     outpga_tlv),

SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
	     WM8993_RIGHT_OUTPUT_VOLUME, 6, 1, 0),
SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
	     WM8993_RIGHT_OUTPUT_VOLUME, 7, 1, 0),

SOC_SINGLE("LINEOUT1N Switch", WM8993_LINE_OUTPUTS_VOLUME, 6, 1, 1),
SOC_SINGLE("LINEOUT1P Switch", WM8993_LINE_OUTPUTS_VOLUME, 5, 1, 1),
SOC_SINGLE_TLV("LINEOUT1 Volume", WM8993_LINE_OUTPUTS_VOLUME, 4, 1, 1,
	       line_tlv),

SOC_SINGLE("LINEOUT2N Switch", WM8993_LINE_OUTPUTS_VOLUME, 2, 1, 1),
SOC_SINGLE("LINEOUT2P Switch", WM8993_LINE_OUTPUTS_VOLUME, 1, 1, 1),
SOC_SINGLE_TLV("LINEOUT2 Volume", WM8993_LINE_OUTPUTS_VOLUME, 0, 1, 1,
	       line_tlv),
};

static int hp_supply_event(struct snd_soc_dapm_widget *w,
			   struct snd_kcontrol *kcontrol, int event)
{
	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);

	switch (event) {
	case SND_SOC_DAPM_PRE_PMU:
		switch (hubs->hp_startup_mode) {
		case 0:
			break;
		case 1:
			/* Enable the headphone amp */
			snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
					    WM8993_HPOUT1L_ENA |
					    WM8993_HPOUT1R_ENA,
					    WM8993_HPOUT1L_ENA |
					    WM8993_HPOUT1R_ENA);

			/* Enable the second stage */
			snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
					    WM8993_HPOUT1L_DLY |
					    WM8993_HPOUT1R_DLY,
					    WM8993_HPOUT1L_DLY |
					    WM8993_HPOUT1R_DLY);
			break;
		default:
			dev_err(codec->dev, "Unknown HP startup mode %d\n",
				hubs->hp_startup_mode);
			break;
		}
		break;

	case SND_SOC_DAPM_PRE_PMD:
		snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
				    WM8993_CP_ENA, 0);
		break;
	}

	return 0;
}

static int hp_event(struct snd_soc_dapm_widget *w,
		    struct snd_kcontrol *kcontrol, int event)
{
	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
	unsigned int reg = snd_soc_read(codec, WM8993_ANALOGUE_HP_0);

	switch (event) {
	case SND_SOC_DAPM_POST_PMU:
		snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
				    WM8993_CP_ENA, WM8993_CP_ENA);

		msleep(5);

		snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA);

		reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
		snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);

		snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
				    WM8993_DCS_TIMER_PERIOD_01_MASK, 0);

		enable_dc_servo(codec);

		reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT |
			WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT;
		snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
		break;

	case SND_SOC_DAPM_PRE_PMD:
		snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
				    WM8993_HPOUT1L_OUTP |
				    WM8993_HPOUT1R_OUTP |
				    WM8993_HPOUT1L_RMV_SHORT |
				    WM8993_HPOUT1R_RMV_SHORT, 0);

		snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
				    WM8993_HPOUT1L_DLY |
				    WM8993_HPOUT1R_DLY, 0);

		snd_soc_write(codec, WM8993_DC_SERVO_0, 0);

		snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
				    0);
		break;
	}

	return 0;
}

static int earpiece_event(struct snd_soc_dapm_widget *w,
			  struct snd_kcontrol *control, int event)
{
	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
	u16 reg = snd_soc_read(codec, WM8993_ANTIPOP1) & ~WM8993_HPOUT2_IN_ENA;

	switch (event) {
	case SND_SOC_DAPM_PRE_PMU:
		reg |= WM8993_HPOUT2_IN_ENA;
		snd_soc_write(codec, WM8993_ANTIPOP1, reg);
		udelay(50);
		break;

	case SND_SOC_DAPM_POST_PMD:
		snd_soc_write(codec, WM8993_ANTIPOP1, reg);
		break;

	default:
		WARN(1, "Invalid event %d\n", event);
		break;
	}

	return 0;
}

static int lineout_event(struct snd_soc_dapm_widget *w,
			 struct snd_kcontrol *control, int event)
{
	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
	bool *flag;

	switch (w->shift) {
	case WM8993_LINEOUT1N_ENA_SHIFT:
		flag = &hubs->lineout1n_ena;
		break;
	case WM8993_LINEOUT1P_ENA_SHIFT:
		flag = &hubs->lineout1p_ena;
		break;
	case WM8993_LINEOUT2N_ENA_SHIFT:
		flag = &hubs->lineout2n_ena;
		break;
	case WM8993_LINEOUT2P_ENA_SHIFT:
		flag = &hubs->lineout2p_ena;
		break;
	default:
		WARN(1, "Unknown line output");
		return -EINVAL;
	}

	*flag = SND_SOC_DAPM_EVENT_ON(event);

	return 0;
}

static int micbias_event(struct snd_soc_dapm_widget *w,
			 struct snd_kcontrol *kcontrol, int event)
{
	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);

	switch (w->shift) {
	case WM8993_MICB1_ENA_SHIFT:
		if (hubs->micb1_delay)
			msleep(hubs->micb1_delay);
		break;
	case WM8993_MICB2_ENA_SHIFT:
		if (hubs->micb2_delay)
			msleep(hubs->micb2_delay);
		break;
	default:
		return -EINVAL;
	}

	return 0;
}

void wm_hubs_update_class_w(struct snd_soc_codec *codec)
{
	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
	int enable = WM8993_CP_DYN_V | WM8993_CP_DYN_FREQ;

	if (!wm_hubs_dac_hp_direct(codec))
		enable = false;

	if (hubs->check_class_w_digital && !hubs->check_class_w_digital(codec))
		enable = false;

	dev_vdbg(codec->dev, "Class W %s\n", enable ? "enabled" : "disabled");

	snd_soc_update_bits(codec, WM8993_CLASS_W_0,
			    WM8993_CP_DYN_V | WM8993_CP_DYN_FREQ, enable);

	snd_soc_write(codec, WM8993_LEFT_OUTPUT_VOLUME,
		      snd_soc_read(codec, WM8993_LEFT_OUTPUT_VOLUME));
	snd_soc_write(codec, WM8993_RIGHT_OUTPUT_VOLUME,
		      snd_soc_read(codec, WM8993_RIGHT_OUTPUT_VOLUME));
}
EXPORT_SYMBOL_GPL(wm_hubs_update_class_w);

#define WM_HUBS_SINGLE_W(xname, reg, shift, max, invert) \
	SOC_SINGLE_EXT(xname, reg, shift, max, invert, \
		snd_soc_dapm_get_volsw, class_w_put_volsw)

static int class_w_put_volsw(struct snd_kcontrol *kcontrol,
			      struct snd_ctl_elem_value *ucontrol)
{
	struct snd_soc_codec *codec = snd_soc_dapm_kcontrol_codec(kcontrol);
	int ret;

	ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol);

	wm_hubs_update_class_w(codec);

	return ret;
}

#define WM_HUBS_ENUM_W(xname, xenum) \
{	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
	.info = snd_soc_info_enum_double, \
	.get = snd_soc_dapm_get_enum_double, \
	.put = class_w_put_double, \
	.private_value = (unsigned long)&xenum }

static int class_w_put_double(struct snd_kcontrol *kcontrol,
			      struct snd_ctl_elem_value *ucontrol)
{
	struct snd_soc_codec *codec = snd_soc_dapm_kcontrol_codec(kcontrol);
	int ret;

	ret = snd_soc_dapm_put_enum_double(kcontrol, ucontrol);

	wm_hubs_update_class_w(codec);

	return ret;
}

static const char *hp_mux_text[] = {
	"Mixer",
	"DAC",
};

static SOC_ENUM_SINGLE_DECL(hpl_enum,
			    WM8993_OUTPUT_MIXER1, 8, hp_mux_text);

const struct snd_kcontrol_new wm_hubs_hpl_mux =
	WM_HUBS_ENUM_W("Left Headphone Mux", hpl_enum);
EXPORT_SYMBOL_GPL(wm_hubs_hpl_mux);

static SOC_ENUM_SINGLE_DECL(hpr_enum,
			    WM8993_OUTPUT_MIXER2, 8, hp_mux_text);

const struct snd_kcontrol_new wm_hubs_hpr_mux =
	WM_HUBS_ENUM_W("Right Headphone Mux", hpr_enum);
EXPORT_SYMBOL_GPL(wm_hubs_hpr_mux);

static const struct snd_kcontrol_new in1l_pga[] = {
SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
};

static const struct snd_kcontrol_new in1r_pga[] = {
SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
};

static const struct snd_kcontrol_new in2l_pga[] = {
SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
};

static const struct snd_kcontrol_new in2r_pga[] = {
SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
};

static const struct snd_kcontrol_new mixinl[] = {
SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
};

static const struct snd_kcontrol_new mixinr[] = {
SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
};

static const struct snd_kcontrol_new left_output_mixer[] = {
WM_HUBS_SINGLE_W("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
WM_HUBS_SINGLE_W("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
WM_HUBS_SINGLE_W("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
WM_HUBS_SINGLE_W("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
WM_HUBS_SINGLE_W("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
WM_HUBS_SINGLE_W("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
WM_HUBS_SINGLE_W("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
WM_HUBS_SINGLE_W("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
};

static const struct snd_kcontrol_new right_output_mixer[] = {
WM_HUBS_SINGLE_W("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
WM_HUBS_SINGLE_W("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
WM_HUBS_SINGLE_W("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
WM_HUBS_SINGLE_W("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
WM_HUBS_SINGLE_W("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
WM_HUBS_SINGLE_W("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
WM_HUBS_SINGLE_W("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
WM_HUBS_SINGLE_W("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
};

static const struct snd_kcontrol_new earpiece_mixer[] = {
SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
};

static const struct snd_kcontrol_new left_speaker_boost[] = {
SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
};

static const struct snd_kcontrol_new right_speaker_boost[] = {
SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
};

static const struct snd_kcontrol_new line1_mix[] = {
SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
};

static const struct snd_kcontrol_new line1n_mix[] = {
SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
};

static const struct snd_kcontrol_new line1p_mix[] = {
SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
};

static const struct snd_kcontrol_new line2_mix[] = {
SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER2, 2, 1, 0),
SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER2, 1, 1, 0),
SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
};

static const struct snd_kcontrol_new line2n_mix[] = {
SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
};

static const struct snd_kcontrol_new line2p_mix[] = {
SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
};

static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
SND_SOC_DAPM_INPUT("IN1LN"),
SND_SOC_DAPM_INPUT("IN1LP"),
SND_SOC_DAPM_INPUT("IN2LN"),
SND_SOC_DAPM_INPUT("IN2LP:VXRN"),
SND_SOC_DAPM_INPUT("IN1RN"),
SND_SOC_DAPM_INPUT("IN1RP"),
SND_SOC_DAPM_INPUT("IN2RN"),
SND_SOC_DAPM_INPUT("IN2RP:VXRP"),

SND_SOC_DAPM_SUPPLY("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0,
		    micbias_event, SND_SOC_DAPM_POST_PMU),
SND_SOC_DAPM_SUPPLY("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0,
		    micbias_event, SND_SOC_DAPM_POST_PMU),

SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
		   in1l_pga, ARRAY_SIZE(in1l_pga)),
SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
		   in1r_pga, ARRAY_SIZE(in1r_pga)),

SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
		   in2l_pga, ARRAY_SIZE(in2l_pga)),
SND_SOC_DAPM_MIXER("IN2R PGA", WM8993_POWER_MANAGEMENT_2, 5, 0,
		   in2r_pga, ARRAY_SIZE(in2r_pga)),

SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
		   mixinl, ARRAY_SIZE(mixinl)),
SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
		   mixinr, ARRAY_SIZE(mixinr)),

SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
		   left_output_mixer, ARRAY_SIZE(left_output_mixer)),
SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
		   right_output_mixer, ARRAY_SIZE(right_output_mixer)),

SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),

SND_SOC_DAPM_SUPPLY("Headphone Supply", SND_SOC_NOPM, 0, 0, hp_supply_event, 
		    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_OUT_DRV_E("Headphone PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
		       hp_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),

SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
		   earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
SND_SOC_DAPM_PGA_E("Earpiece Driver", WM8993_POWER_MANAGEMENT_1, 11, 0,
		   NULL, 0, earpiece_event,
		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),

SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
		   left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
		   right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),

SND_SOC_DAPM_SUPPLY("TSHUT", WM8993_POWER_MANAGEMENT_2, 14, 0, NULL, 0),
SND_SOC_DAPM_OUT_DRV("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
		     NULL, 0),
SND_SOC_DAPM_OUT_DRV("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
		     NULL, 0),

SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
		   line1_mix, ARRAY_SIZE(line1_mix)),
SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
		   line2_mix, ARRAY_SIZE(line2_mix)),

SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
		   line1n_mix, ARRAY_SIZE(line1n_mix)),
SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
		   line1p_mix, ARRAY_SIZE(line1p_mix)),
SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
		   line2n_mix, ARRAY_SIZE(line2n_mix)),
SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
		   line2p_mix, ARRAY_SIZE(line2p_mix)),

SND_SOC_DAPM_OUT_DRV_E("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
		       NULL, 0, lineout_event,
		     SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_OUT_DRV_E("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
		       NULL, 0, lineout_event,
		       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_OUT_DRV_E("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
		       NULL, 0, lineout_event,
		       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_OUT_DRV_E("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
		       NULL, 0, lineout_event,
		       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),

SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
SND_SOC_DAPM_OUTPUT("HPOUT1L"),
SND_SOC_DAPM_OUTPUT("HPOUT1R"),
SND_SOC_DAPM_OUTPUT("HPOUT2P"),
SND_SOC_DAPM_OUTPUT("HPOUT2N"),
SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
};

static const struct snd_soc_dapm_route analogue_routes[] = {
	{ "MICBIAS1", NULL, "CLK_SYS" },
	{ "MICBIAS2", NULL, "CLK_SYS" },

	{ "IN1L PGA", "IN1LP Switch", "IN1LP" },
	{ "IN1L PGA", "IN1LN Switch", "IN1LN" },

	{ "IN1L PGA", NULL, "VMID" },
	{ "IN1R PGA", NULL, "VMID" },
	{ "IN2L PGA", NULL, "VMID" },
	{ "IN2R PGA", NULL, "VMID" },

	{ "IN1R PGA", "IN1RP Switch", "IN1RP" },
	{ "IN1R PGA", "IN1RN Switch", "IN1RN" },

	{ "IN2L PGA", "IN2LP Switch", "IN2LP:VXRN" },
	{ "IN2L PGA", "IN2LN Switch", "IN2LN" },

	{ "IN2R PGA", "IN2RP Switch", "IN2RP:VXRP" },
	{ "IN2R PGA", "IN2RN Switch", "IN2RN" },

	{ "Direct Voice", NULL, "IN2LP:VXRN" },
	{ "Direct Voice", NULL, "IN2RP:VXRP" },

	{ "MIXINL", "IN1L Switch", "IN1L PGA" },
	{ "MIXINL", "IN2L Switch", "IN2L PGA" },
	{ "MIXINL", NULL, "Direct Voice" },
	{ "MIXINL", NULL, "IN1LP" },
	{ "MIXINL", NULL, "Left Output Mixer" },
	{ "MIXINL", NULL, "VMID" },

	{ "MIXINR", "IN1R Switch", "IN1R PGA" },
	{ "MIXINR", "IN2R Switch", "IN2R PGA" },
	{ "MIXINR", NULL, "Direct Voice" },
	{ "MIXINR", NULL, "IN1RP" },
	{ "MIXINR", NULL, "Right Output Mixer" },
	{ "MIXINR", NULL, "VMID" },

	{ "ADCL", NULL, "MIXINL" },
	{ "ADCR", NULL, "MIXINR" },

	{ "Left Output Mixer", "Left Input Switch", "MIXINL" },
	{ "Left Output Mixer", "Right Input Switch", "MIXINR" },
	{ "Left Output Mixer", "IN2RN Switch", "IN2RN" },
	{ "Left Output Mixer", "IN2LN Switch", "IN2LN" },
	{ "Left Output Mixer", "IN2LP Switch", "IN2LP:VXRN" },
	{ "Left Output Mixer", "IN1L Switch", "IN1L PGA" },
	{ "Left Output Mixer", "IN1R Switch", "IN1R PGA" },

	{ "Right Output Mixer", "Left Input Switch", "MIXINL" },
	{ "Right Output Mixer", "Right Input Switch", "MIXINR" },
	{ "Right Output Mixer", "IN2LN Switch", "IN2LN" },
	{ "Right Output Mixer", "IN2RN Switch", "IN2RN" },
	{ "Right Output Mixer", "IN2RP Switch", "IN2RP:VXRP" },
	{ "Right Output Mixer", "IN1L Switch", "IN1L PGA" },
	{ "Right Output Mixer", "IN1R Switch", "IN1R PGA" },

	{ "Left Output PGA", NULL, "Left Output Mixer" },
	{ "Left Output PGA", NULL, "TOCLK" },

	{ "Right Output PGA", NULL, "Right Output Mixer" },
	{ "Right Output PGA", NULL, "TOCLK" },

	{ "Earpiece Mixer", "Direct Voice Switch", "Direct Voice" },
	{ "Earpiece Mixer", "Left Output Switch", "Left Output PGA" },
	{ "Earpiece Mixer", "Right Output Switch", "Right Output PGA" },

	{ "Earpiece Driver", NULL, "VMID" },
	{ "Earpiece Driver", NULL, "Earpiece Mixer" },
	{ "HPOUT2N", NULL, "Earpiece Driver" },
	{ "HPOUT2P", NULL, "Earpiece Driver" },

	{ "SPKL", "Input Switch", "MIXINL" },
	{ "SPKL", "IN1LP Switch", "IN1LP" },
	{ "SPKL", "Output Switch", "Left Output PGA" },
	{ "SPKL", NULL, "TOCLK" },

	{ "SPKR", "Input Switch", "MIXINR" },
	{ "SPKR", "IN1RP Switch", "IN1RP" },
	{ "SPKR", "Output Switch", "Right Output PGA" },
	{ "SPKR", NULL, "TOCLK" },

	{ "SPKL Boost", "Direct Voice Switch", "Direct Voice" },
	{ "SPKL Boost", "SPKL Switch", "SPKL" },
	{ "SPKL Boost", "SPKR Switch", "SPKR" },

	{ "SPKR Boost", "Direct Voice Switch", "Direct Voice" },
	{ "SPKR Boost", "SPKR Switch", "SPKR" },
	{ "SPKR Boost", "SPKL Switch", "SPKL" },

	{ "SPKL Driver", NULL, "VMID" },
	{ "SPKL Driver", NULL, "SPKL Boost" },
	{ "SPKL Driver", NULL, "CLK_SYS" },
	{ "SPKL Driver", NULL, "TSHUT" },

	{ "SPKR Driver", NULL, "VMID" },
	{ "SPKR Driver", NULL, "SPKR Boost" },
	{ "SPKR Driver", NULL, "CLK_SYS" },
	{ "SPKR Driver", NULL, "TSHUT" },

	{ "SPKOUTLP", NULL, "SPKL Driver" },
	{ "SPKOUTLN", NULL, "SPKL Driver" },
	{ "SPKOUTRP", NULL, "SPKR Driver" },
	{ "SPKOUTRN", NULL, "SPKR Driver" },

	{ "Left Headphone Mux", "Mixer", "Left Output PGA" },
	{ "Right Headphone Mux", "Mixer", "Right Output PGA" },

	{ "Headphone PGA", NULL, "Left Headphone Mux" },
	{ "Headphone PGA", NULL, "Right Headphone Mux" },
	{ "Headphone PGA", NULL, "VMID" },
	{ "Headphone PGA", NULL, "CLK_SYS" },
	{ "Headphone PGA", NULL, "Headphone Supply" },

	{ "HPOUT1L", NULL, "Headphone PGA" },
	{ "HPOUT1R", NULL, "Headphone PGA" },

	{ "LINEOUT1N Driver", NULL, "VMID" },
	{ "LINEOUT1P Driver", NULL, "VMID" },
	{ "LINEOUT2N Driver", NULL, "VMID" },
	{ "LINEOUT2P Driver", NULL, "VMID" },

	{ "LINEOUT1N", NULL, "LINEOUT1N Driver" },
	{ "LINEOUT1P", NULL, "LINEOUT1P Driver" },
	{ "LINEOUT2N", NULL, "LINEOUT2N Driver" },
	{ "LINEOUT2P", NULL, "LINEOUT2P Driver" },
};

static const struct snd_soc_dapm_route lineout1_diff_routes[] = {
	{ "LINEOUT1 Mixer", "IN1L Switch", "IN1L PGA" },
	{ "LINEOUT1 Mixer", "IN1R Switch", "IN1R PGA" },
	{ "LINEOUT1 Mixer", "Output Switch", "Left Output PGA" },

	{ "LINEOUT1N Driver", NULL, "LINEOUT1 Mixer" },
	{ "LINEOUT1P Driver", NULL, "LINEOUT1 Mixer" },
};

static const struct snd_soc_dapm_route lineout1_se_routes[] = {
	{ "LINEOUT1N Mixer", "Left Output Switch", "Left Output PGA" },
	{ "LINEOUT1N Mixer", "Right Output Switch", "Right Output PGA" },

	{ "LINEOUT1P Mixer", "Left Output Switch", "Left Output PGA" },

	{ "LINEOUT1N Driver", NULL, "LINEOUT1N Mixer" },
	{ "LINEOUT1P Driver", NULL, "LINEOUT1P Mixer" },
};

static const struct snd_soc_dapm_route lineout2_diff_routes[] = {
	{ "LINEOUT2 Mixer", "IN1L Switch", "IN1L PGA" },
	{ "LINEOUT2 Mixer", "IN1R Switch", "IN1R PGA" },
	{ "LINEOUT2 Mixer", "Output Switch", "Right Output PGA" },

	{ "LINEOUT2N Driver", NULL, "LINEOUT2 Mixer" },
	{ "LINEOUT2P Driver", NULL, "LINEOUT2 Mixer" },
};

static const struct snd_soc_dapm_route lineout2_se_routes[] = {
	{ "LINEOUT2N Mixer", "Left Output Switch", "Left Output PGA" },
	{ "LINEOUT2N Mixer", "Right Output Switch", "Right Output PGA" },

	{ "LINEOUT2P Mixer", "Right Output Switch", "Right Output PGA" },

	{ "LINEOUT2N Driver", NULL, "LINEOUT2N Mixer" },
	{ "LINEOUT2P Driver", NULL, "LINEOUT2P Mixer" },
};

int wm_hubs_add_analogue_controls(struct snd_soc_codec *codec)
{
	struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);

	/* Latch volume update bits & default ZC on */
	snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_1_2_VOLUME,
			    WM8993_IN1_VU, WM8993_IN1_VU);
	snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_1_2_VOLUME,
			    WM8993_IN1_VU, WM8993_IN1_VU);
	snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_3_4_VOLUME,
			    WM8993_IN2_VU, WM8993_IN2_VU);
	snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_3_4_VOLUME,
			    WM8993_IN2_VU, WM8993_IN2_VU);

	snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_LEFT,
			    WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
	snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_RIGHT,
			    WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);

	snd_soc_update_bits(codec, WM8993_LEFT_OUTPUT_VOLUME,
			    WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC,
			    WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC);
	snd_soc_update_bits(codec, WM8993_RIGHT_OUTPUT_VOLUME,
			    WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC,
			    WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC);

	snd_soc_update_bits(codec, WM8993_LEFT_OPGA_VOLUME,
			    WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU,
			    WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU);
	snd_soc_update_bits(codec, WM8993_RIGHT_OPGA_VOLUME,
			    WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU,
			    WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU);

	snd_soc_add_codec_controls(codec, analogue_snd_controls,
			     ARRAY_SIZE(analogue_snd_controls));

	snd_soc_dapm_new_controls(dapm, analogue_dapm_widgets,
				  ARRAY_SIZE(analogue_dapm_widgets));
	return 0;
}
EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_controls);

int wm_hubs_add_analogue_routes(struct snd_soc_codec *codec,
				int lineout1_diff, int lineout2_diff)
{
	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
	struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);

	hubs->codec = codec;

	INIT_LIST_HEAD(&hubs->dcs_cache);
	init_completion(&hubs->dcs_done);

	snd_soc_dapm_add_routes(dapm, analogue_routes,
				ARRAY_SIZE(analogue_routes));

	if (lineout1_diff)
		snd_soc_dapm_add_routes(dapm,
					lineout1_diff_routes,
					ARRAY_SIZE(lineout1_diff_routes));
	else
		snd_soc_dapm_add_routes(dapm,
					lineout1_se_routes,
					ARRAY_SIZE(lineout1_se_routes));

	if (lineout2_diff)
		snd_soc_dapm_add_routes(dapm,
					lineout2_diff_routes,
					ARRAY_SIZE(lineout2_diff_routes));
	else
		snd_soc_dapm_add_routes(dapm,
					lineout2_se_routes,
					ARRAY_SIZE(lineout2_se_routes));

	return 0;
}
EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_routes);

int wm_hubs_handle_analogue_pdata(struct snd_soc_codec *codec,
				  int lineout1_diff, int lineout2_diff,
				  int lineout1fb, int lineout2fb,
				  int jd_scthr, int jd_thr,
				  int micbias1_delay, int micbias2_delay,
				  int micbias1_lvl, int micbias2_lvl)
{
	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);

	hubs->lineout1_se = !lineout1_diff;
	hubs->lineout2_se = !lineout2_diff;
	hubs->micb1_delay = micbias1_delay;
	hubs->micb2_delay = micbias2_delay;

	if (!lineout1_diff)
		snd_soc_update_bits(codec, WM8993_LINE_MIXER1,
				    WM8993_LINEOUT1_MODE,
				    WM8993_LINEOUT1_MODE);
	if (!lineout2_diff)
		snd_soc_update_bits(codec, WM8993_LINE_MIXER2,
				    WM8993_LINEOUT2_MODE,
				    WM8993_LINEOUT2_MODE);

	if (!lineout1_diff && !lineout2_diff)
		snd_soc_update_bits(codec, WM8993_ANTIPOP1,
				    WM8993_LINEOUT_VMID_BUF_ENA,
				    WM8993_LINEOUT_VMID_BUF_ENA);

	if (lineout1fb)
		snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
				    WM8993_LINEOUT1_FB, WM8993_LINEOUT1_FB);

	if (lineout2fb)
		snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
				    WM8993_LINEOUT2_FB, WM8993_LINEOUT2_FB);

	snd_soc_update_bits(codec, WM8993_MICBIAS,
			    WM8993_JD_SCTHR_MASK | WM8993_JD_THR_MASK |
			    WM8993_MICB1_LVL | WM8993_MICB2_LVL,
			    jd_scthr << WM8993_JD_SCTHR_SHIFT |
			    jd_thr << WM8993_JD_THR_SHIFT |
			    micbias1_lvl |
			    micbias2_lvl << WM8993_MICB2_LVL_SHIFT);

	return 0;
}
EXPORT_SYMBOL_GPL(wm_hubs_handle_analogue_pdata);

void wm_hubs_vmid_ena(struct snd_soc_codec *codec)
{
	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
	int val = 0;

	if (hubs->lineout1_se)
		val |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;

	if (hubs->lineout2_se)
		val |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;

	/* Enable the line outputs while we power up */
	snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_3, val, val);
}
EXPORT_SYMBOL_GPL(wm_hubs_vmid_ena);

void wm_hubs_set_bias_level(struct snd_soc_codec *codec,
			    enum snd_soc_bias_level level)
{
	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
	int mask, val;

	switch (level) {
	case SND_SOC_BIAS_STANDBY:
		/* Clamp the inputs to VMID while we ramp to charge caps */
		snd_soc_update_bits(codec, WM8993_INPUTS_CLAMP_REG,
				    WM8993_INPUTS_CLAMP, WM8993_INPUTS_CLAMP);
		break;

	case SND_SOC_BIAS_ON:
		/* Turn off any unneded single ended outputs */
		val = 0;
		mask = 0;

		if (hubs->lineout1_se)
			mask |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;

		if (hubs->lineout2_se)
			mask |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;

		if (hubs->lineout1_se && hubs->lineout1n_ena)
			val |= WM8993_LINEOUT1N_ENA;

		if (hubs->lineout1_se && hubs->lineout1p_ena)
			val |= WM8993_LINEOUT1P_ENA;

		if (hubs->lineout2_se && hubs->lineout2n_ena)
			val |= WM8993_LINEOUT2N_ENA;

		if (hubs->lineout2_se && hubs->lineout2p_ena)
			val |= WM8993_LINEOUT2P_ENA;

		snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_3,
				    mask, val);

		/* Remove the input clamps */
		snd_soc_update_bits(codec, WM8993_INPUTS_CLAMP_REG,
				    WM8993_INPUTS_CLAMP, 0);
		break;

	default:
		break;
	}
}
EXPORT_SYMBOL_GPL(wm_hubs_set_bias_level);

MODULE_DESCRIPTION("Shared support for Wolfson hubs products");
MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
MODULE_LICENSE("GPL");