summaryrefslogtreecommitdiffstats
path: root/sound/soc/codecs/da7219-aad.c
blob: 581b334a6631d72de5818d035cb1fbc331173f18 (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
// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * da7219-aad.c - Dialog DA7219 ALSA SoC AAD Driver
 *
 * Copyright (c) 2015 Dialog Semiconductor Ltd.
 *
 * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
 */

#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <linux/i2c.h>
#include <linux/property.h>
#include <linux/pm_wakeirq.h>
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/workqueue.h>
#include <sound/soc.h>
#include <sound/jack.h>
#include <sound/da7219.h>

#include "da7219.h"
#include "da7219-aad.h"


/*
 * Detection control
 */

void da7219_aad_jack_det(struct snd_soc_component *component, struct snd_soc_jack *jack)
{
	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);

	da7219->aad->jack = jack;
	da7219->aad->jack_inserted = false;

	/* Send an initial empty report */
	snd_soc_jack_report(jack, 0, DA7219_AAD_REPORT_ALL_MASK);

	/* Enable/Disable jack detection */
	snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_1,
			    DA7219_ACCDET_EN_MASK,
			    (jack ? DA7219_ACCDET_EN_MASK : 0));
}

/*
 * Button/HPTest work
 */

static void da7219_aad_btn_det_work(struct work_struct *work)
{
	struct da7219_aad_priv *da7219_aad =
		container_of(work, struct da7219_aad_priv, btn_det_work);
	struct snd_soc_component *component = da7219_aad->component;
	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
	u8 statusa, micbias_ctrl;
	bool micbias_up = false;
	int retries = 0;

	/* Disable ground switch */
	snd_soc_component_update_bits(component, 0xFB, 0x01, 0x00);

	/* Drive headphones/lineout */
	snd_soc_component_update_bits(component, DA7219_HP_L_CTRL,
			    DA7219_HP_L_AMP_OE_MASK,
			    DA7219_HP_L_AMP_OE_MASK);
	snd_soc_component_update_bits(component, DA7219_HP_R_CTRL,
			    DA7219_HP_R_AMP_OE_MASK,
			    DA7219_HP_R_AMP_OE_MASK);

	/* Make sure mic bias is up */
	snd_soc_dapm_force_enable_pin(dapm, "Mic Bias");
	snd_soc_dapm_sync(dapm);

	do {
		statusa = snd_soc_component_read(component, DA7219_ACCDET_STATUS_A);
		if (statusa & DA7219_MICBIAS_UP_STS_MASK)
			micbias_up = true;
		else if (retries++ < DA7219_AAD_MICBIAS_CHK_RETRIES)
			msleep(DA7219_AAD_MICBIAS_CHK_DELAY);
	} while ((!micbias_up) && (retries < DA7219_AAD_MICBIAS_CHK_RETRIES));

	if (retries >= DA7219_AAD_MICBIAS_CHK_RETRIES)
		dev_warn(component->dev, "Mic bias status check timed out");

	da7219->micbias_on_event = true;

	/*
	 * Mic bias pulse required to enable mic, must be done before enabling
	 * button detection to prevent erroneous button readings.
	 */
	if (da7219_aad->micbias_pulse_lvl && da7219_aad->micbias_pulse_time) {
		/* Pulse higher level voltage */
		micbias_ctrl = snd_soc_component_read(component, DA7219_MICBIAS_CTRL);
		snd_soc_component_update_bits(component, DA7219_MICBIAS_CTRL,
				    DA7219_MICBIAS1_LEVEL_MASK,
				    da7219_aad->micbias_pulse_lvl);
		msleep(da7219_aad->micbias_pulse_time);
		snd_soc_component_write(component, DA7219_MICBIAS_CTRL, micbias_ctrl);

	}

	snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_1,
			    DA7219_BUTTON_CONFIG_MASK,
			    da7219_aad->btn_cfg);
}

static void da7219_aad_hptest_work(struct work_struct *work)
{
	struct da7219_aad_priv *da7219_aad =
		container_of(work, struct da7219_aad_priv, hptest_work);
	struct snd_soc_component *component = da7219_aad->component;
	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);

	__le16 tonegen_freq_hptest;
	u8 pll_srm_sts, pll_ctrl, gain_ramp_ctrl, accdet_cfg8;
	int report = 0, ret;

	/* Lock DAPM, Kcontrols affected by this test and the PLL */
	snd_soc_dapm_mutex_lock(dapm);
	mutex_lock(&da7219->ctrl_lock);
	mutex_lock(&da7219->pll_lock);

	/* Ensure MCLK is available for HP test procedure */
	if (da7219->mclk) {
		ret = clk_prepare_enable(da7219->mclk);
		if (ret) {
			dev_err(component->dev, "Failed to enable mclk - %d\n", ret);
			mutex_unlock(&da7219->pll_lock);
			mutex_unlock(&da7219->ctrl_lock);
			snd_soc_dapm_mutex_unlock(dapm);
			return;
		}
	}

	/*
	 * If MCLK not present, then we're using the internal oscillator and
	 * require different frequency settings to achieve the same result.
	 *
	 * If MCLK is present, but PLL is not enabled then we enable it here to
	 * ensure a consistent detection procedure.
	 */
	pll_srm_sts = snd_soc_component_read(component, DA7219_PLL_SRM_STS);
	if (pll_srm_sts & DA7219_PLL_SRM_STS_MCLK) {
		tonegen_freq_hptest = cpu_to_le16(DA7219_AAD_HPTEST_RAMP_FREQ);

		pll_ctrl = snd_soc_component_read(component, DA7219_PLL_CTRL);
		if ((pll_ctrl & DA7219_PLL_MODE_MASK) == DA7219_PLL_MODE_BYPASS)
			da7219_set_pll(component, DA7219_SYSCLK_PLL,
				       DA7219_PLL_FREQ_OUT_98304);
	} else {
		tonegen_freq_hptest = cpu_to_le16(DA7219_AAD_HPTEST_RAMP_FREQ_INT_OSC);
	}

	/* Disable ground switch */
	snd_soc_component_update_bits(component, 0xFB, 0x01, 0x00);

	/* Ensure gain ramping at fastest rate */
	gain_ramp_ctrl = snd_soc_component_read(component, DA7219_GAIN_RAMP_CTRL);
	snd_soc_component_write(component, DA7219_GAIN_RAMP_CTRL, DA7219_GAIN_RAMP_RATE_X8);

	/* Bypass cache so it saves current settings */
	regcache_cache_bypass(da7219->regmap, true);

	/* Make sure Tone Generator is disabled */
	snd_soc_component_write(component, DA7219_TONE_GEN_CFG1, 0);

	/* Enable HPTest block, 1KOhms check */
	snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_8,
			    DA7219_HPTEST_EN_MASK | DA7219_HPTEST_RES_SEL_MASK,
			    DA7219_HPTEST_EN_MASK |
			    DA7219_HPTEST_RES_SEL_1KOHMS);

	/* Set gains to 0db */
	snd_soc_component_write(component, DA7219_DAC_L_GAIN, DA7219_DAC_DIGITAL_GAIN_0DB);
	snd_soc_component_write(component, DA7219_DAC_R_GAIN, DA7219_DAC_DIGITAL_GAIN_0DB);
	snd_soc_component_write(component, DA7219_HP_L_GAIN, DA7219_HP_AMP_GAIN_0DB);
	snd_soc_component_write(component, DA7219_HP_R_GAIN, DA7219_HP_AMP_GAIN_0DB);

	/* Disable DAC filters, EQs and soft mute */
	snd_soc_component_update_bits(component, DA7219_DAC_FILTERS1, DA7219_HPF_MODE_MASK,
			    0);
	snd_soc_component_update_bits(component, DA7219_DAC_FILTERS4, DA7219_DAC_EQ_EN_MASK,
			    0);
	snd_soc_component_update_bits(component, DA7219_DAC_FILTERS5,
			    DA7219_DAC_SOFTMUTE_EN_MASK, 0);

	/* Enable HP left & right paths */
	snd_soc_component_update_bits(component, DA7219_CP_CTRL, DA7219_CP_EN_MASK,
			    DA7219_CP_EN_MASK);
	snd_soc_component_update_bits(component, DA7219_DIG_ROUTING_DAC,
			    DA7219_DAC_L_SRC_MASK | DA7219_DAC_R_SRC_MASK,
			    DA7219_DAC_L_SRC_TONEGEN |
			    DA7219_DAC_R_SRC_TONEGEN);
	snd_soc_component_update_bits(component, DA7219_DAC_L_CTRL,
			    DA7219_DAC_L_EN_MASK | DA7219_DAC_L_MUTE_EN_MASK,
			    DA7219_DAC_L_EN_MASK);
	snd_soc_component_update_bits(component, DA7219_DAC_R_CTRL,
			    DA7219_DAC_R_EN_MASK | DA7219_DAC_R_MUTE_EN_MASK,
			    DA7219_DAC_R_EN_MASK);
	snd_soc_component_update_bits(component, DA7219_MIXOUT_L_SELECT,
			    DA7219_MIXOUT_L_MIX_SELECT_MASK,
			    DA7219_MIXOUT_L_MIX_SELECT_MASK);
	snd_soc_component_update_bits(component, DA7219_MIXOUT_R_SELECT,
			    DA7219_MIXOUT_R_MIX_SELECT_MASK,
			    DA7219_MIXOUT_R_MIX_SELECT_MASK);
	snd_soc_component_update_bits(component, DA7219_DROUTING_ST_OUTFILT_1L,
			    DA7219_OUTFILT_ST_1L_SRC_MASK,
			    DA7219_DMIX_ST_SRC_OUTFILT1L);
	snd_soc_component_update_bits(component, DA7219_DROUTING_ST_OUTFILT_1R,
			    DA7219_OUTFILT_ST_1R_SRC_MASK,
			    DA7219_DMIX_ST_SRC_OUTFILT1R);
	snd_soc_component_update_bits(component, DA7219_MIXOUT_L_CTRL,
			    DA7219_MIXOUT_L_AMP_EN_MASK,
			    DA7219_MIXOUT_L_AMP_EN_MASK);
	snd_soc_component_update_bits(component, DA7219_MIXOUT_R_CTRL,
			    DA7219_MIXOUT_R_AMP_EN_MASK,
			    DA7219_MIXOUT_R_AMP_EN_MASK);
	snd_soc_component_update_bits(component, DA7219_HP_L_CTRL,
			    DA7219_HP_L_AMP_OE_MASK | DA7219_HP_L_AMP_EN_MASK,
			    DA7219_HP_L_AMP_OE_MASK | DA7219_HP_L_AMP_EN_MASK);
	snd_soc_component_update_bits(component, DA7219_HP_R_CTRL,
			    DA7219_HP_R_AMP_OE_MASK | DA7219_HP_R_AMP_EN_MASK,
			    DA7219_HP_R_AMP_OE_MASK | DA7219_HP_R_AMP_EN_MASK);
	msleep(DA7219_SETTLING_DELAY);
	snd_soc_component_update_bits(component, DA7219_HP_L_CTRL,
			    DA7219_HP_L_AMP_MUTE_EN_MASK |
			    DA7219_HP_L_AMP_MIN_GAIN_EN_MASK, 0);
	snd_soc_component_update_bits(component, DA7219_HP_R_CTRL,
			    DA7219_HP_R_AMP_MUTE_EN_MASK |
			    DA7219_HP_R_AMP_MIN_GAIN_EN_MASK, 0);

	/*
	 * If we're running from the internal oscillator then give audio paths
	 * time to settle before running test.
	 */
	if (!(pll_srm_sts & DA7219_PLL_SRM_STS_MCLK))
		msleep(DA7219_AAD_HPTEST_INT_OSC_PATH_DELAY);

	/* Configure & start Tone Generator */
	snd_soc_component_write(component, DA7219_TONE_GEN_ON_PER, DA7219_BEEP_ON_PER_MASK);
	regmap_raw_write(da7219->regmap, DA7219_TONE_GEN_FREQ1_L,
			 &tonegen_freq_hptest, sizeof(tonegen_freq_hptest));
	snd_soc_component_update_bits(component, DA7219_TONE_GEN_CFG2,
			    DA7219_SWG_SEL_MASK | DA7219_TONE_GEN_GAIN_MASK,
			    DA7219_SWG_SEL_SRAMP |
			    DA7219_TONE_GEN_GAIN_MINUS_15DB);
	snd_soc_component_write(component, DA7219_TONE_GEN_CFG1, DA7219_START_STOPN_MASK);

	msleep(DA7219_AAD_HPTEST_PERIOD);

	/* Grab comparator reading */
	accdet_cfg8 = snd_soc_component_read(component, DA7219_ACCDET_CONFIG_8);
	if (accdet_cfg8 & DA7219_HPTEST_COMP_MASK)
		report |= SND_JACK_HEADPHONE;
	else
		report |= SND_JACK_LINEOUT;

	/* Stop tone generator */
	snd_soc_component_write(component, DA7219_TONE_GEN_CFG1, 0);

	msleep(DA7219_AAD_HPTEST_PERIOD);

	/* Restore original settings from cache */
	regcache_mark_dirty(da7219->regmap);
	regcache_sync_region(da7219->regmap, DA7219_HP_L_CTRL,
			     DA7219_HP_R_CTRL);
	msleep(DA7219_SETTLING_DELAY);
	regcache_sync_region(da7219->regmap, DA7219_MIXOUT_L_CTRL,
			     DA7219_MIXOUT_R_CTRL);
	regcache_sync_region(da7219->regmap, DA7219_DROUTING_ST_OUTFILT_1L,
			     DA7219_DROUTING_ST_OUTFILT_1R);
	regcache_sync_region(da7219->regmap, DA7219_MIXOUT_L_SELECT,
			     DA7219_MIXOUT_R_SELECT);
	regcache_sync_region(da7219->regmap, DA7219_DAC_L_CTRL,
			     DA7219_DAC_R_CTRL);
	regcache_sync_region(da7219->regmap, DA7219_DIG_ROUTING_DAC,
			     DA7219_DIG_ROUTING_DAC);
	regcache_sync_region(da7219->regmap, DA7219_CP_CTRL, DA7219_CP_CTRL);
	regcache_sync_region(da7219->regmap, DA7219_DAC_FILTERS5,
			     DA7219_DAC_FILTERS5);
	regcache_sync_region(da7219->regmap, DA7219_DAC_FILTERS4,
			     DA7219_DAC_FILTERS1);
	regcache_sync_region(da7219->regmap, DA7219_HP_L_GAIN,
			     DA7219_HP_R_GAIN);
	regcache_sync_region(da7219->regmap, DA7219_DAC_L_GAIN,
			     DA7219_DAC_R_GAIN);
	regcache_sync_region(da7219->regmap, DA7219_TONE_GEN_ON_PER,
			     DA7219_TONE_GEN_ON_PER);
	regcache_sync_region(da7219->regmap, DA7219_TONE_GEN_FREQ1_L,
			     DA7219_TONE_GEN_FREQ1_U);
	regcache_sync_region(da7219->regmap, DA7219_TONE_GEN_CFG1,
			     DA7219_TONE_GEN_CFG2);

	regcache_cache_bypass(da7219->regmap, false);

	/* Disable HPTest block */
	snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_8,
			    DA7219_HPTEST_EN_MASK, 0);

	/*
	 * If we're running from the internal oscillator then give audio paths
	 * time to settle before allowing headphones to be driven as required.
	 */
	if (!(pll_srm_sts & DA7219_PLL_SRM_STS_MCLK))
		msleep(DA7219_AAD_HPTEST_INT_OSC_PATH_DELAY);

	/* Restore gain ramping rate */
	snd_soc_component_write(component, DA7219_GAIN_RAMP_CTRL, gain_ramp_ctrl);

	/* Drive Headphones/lineout */
	snd_soc_component_update_bits(component, DA7219_HP_L_CTRL, DA7219_HP_L_AMP_OE_MASK,
			    DA7219_HP_L_AMP_OE_MASK);
	snd_soc_component_update_bits(component, DA7219_HP_R_CTRL, DA7219_HP_R_AMP_OE_MASK,
			    DA7219_HP_R_AMP_OE_MASK);

	/* Restore PLL to previous configuration, if re-configured */
	if ((pll_srm_sts & DA7219_PLL_SRM_STS_MCLK) &&
	    ((pll_ctrl & DA7219_PLL_MODE_MASK) == DA7219_PLL_MODE_BYPASS))
		da7219_set_pll(component, DA7219_SYSCLK_MCLK, 0);

	/* Remove MCLK, if previously enabled */
	if (da7219->mclk)
		clk_disable_unprepare(da7219->mclk);

	mutex_unlock(&da7219->pll_lock);
	mutex_unlock(&da7219->ctrl_lock);
	snd_soc_dapm_mutex_unlock(dapm);

	/*
	 * Only send report if jack hasn't been removed during process,
	 * otherwise it's invalid and we drop it.
	 */
	if (da7219_aad->jack_inserted)
		snd_soc_jack_report(da7219_aad->jack, report,
				    SND_JACK_HEADSET | SND_JACK_LINEOUT);
}

static void da7219_aad_jack_det_work(struct work_struct *work)
{
	struct da7219_aad_priv *da7219_aad =
		container_of(work, struct da7219_aad_priv, jack_det_work.work);
	struct snd_soc_component *component = da7219_aad->component;

	/* Enable ground switch */
	snd_soc_component_update_bits(component, 0xFB, 0x01, 0x01);
}

/*
 * IRQ
 */

static irqreturn_t da7219_aad_irq_thread(int irq, void *data)
{
	struct da7219_aad_priv *da7219_aad = data;
	struct snd_soc_component *component = da7219_aad->component;
	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
	u8 events[DA7219_AAD_IRQ_REG_MAX];
	u8 statusa;
	int i, ret, report = 0, mask = 0;

	/* Read current IRQ events */
	ret = regmap_bulk_read(da7219->regmap, DA7219_ACCDET_IRQ_EVENT_A,
			       events, DA7219_AAD_IRQ_REG_MAX);
	if (ret) {
		dev_warn_ratelimited(component->dev, "Failed to read IRQ events: %d\n", ret);
		return IRQ_NONE;
	}

	if (!events[DA7219_AAD_IRQ_REG_A] && !events[DA7219_AAD_IRQ_REG_B])
		return IRQ_NONE;

	/* Read status register for jack insertion & type status */
	statusa = snd_soc_component_read(component, DA7219_ACCDET_STATUS_A);

	if (events[DA7219_AAD_IRQ_REG_A] & DA7219_E_JACK_INSERTED_MASK) {
		u8 srm_st;
		int delay = 0;

		srm_st = snd_soc_component_read(component,
					DA7219_PLL_SRM_STS) & DA7219_PLL_SRM_STS_MCLK;
		delay = (da7219_aad->gnd_switch_delay * ((srm_st == 0x0) ? 2 : 1) - 2);
		queue_delayed_work(da7219_aad->aad_wq,
							&da7219_aad->jack_det_work,
							msecs_to_jiffies(delay));
	}

	/* Clear events */
	regmap_bulk_write(da7219->regmap, DA7219_ACCDET_IRQ_EVENT_A,
			  events, DA7219_AAD_IRQ_REG_MAX);

	dev_dbg(component->dev, "IRQ events = 0x%x|0x%x, status = 0x%x\n",
		events[DA7219_AAD_IRQ_REG_A], events[DA7219_AAD_IRQ_REG_B],
		statusa);

	if (statusa & DA7219_JACK_INSERTION_STS_MASK) {
		/* Jack Insertion */
		if (events[DA7219_AAD_IRQ_REG_A] &
		    DA7219_E_JACK_INSERTED_MASK) {
			report |= SND_JACK_MECHANICAL;
			mask |= SND_JACK_MECHANICAL;
			da7219_aad->jack_inserted = true;
		}

		/* Jack type detection */
		if (events[DA7219_AAD_IRQ_REG_A] &
		    DA7219_E_JACK_DETECT_COMPLETE_MASK) {
			/*
			 * If 4-pole, then enable button detection, else perform
			 * HP impedance test to determine output type to report.
			 *
			 * We schedule work here as the tasks themselves can
			 * take time to complete, and in particular for hptest
			 * we want to be able to check if the jack was removed
			 * during the procedure as this will invalidate the
			 * result. By doing this as work, the IRQ thread can
			 * handle a removal, and we can check at the end of
			 * hptest if we have a valid result or not.
			 */
			if (statusa & DA7219_JACK_TYPE_STS_MASK) {
				report |= SND_JACK_HEADSET;
				mask |=	SND_JACK_HEADSET | SND_JACK_LINEOUT;
				queue_work(da7219_aad->aad_wq, &da7219_aad->btn_det_work);
			} else {
				queue_work(da7219_aad->aad_wq, &da7219_aad->hptest_work);
			}
		}

		/* Button support for 4-pole jack */
		if (statusa & DA7219_JACK_TYPE_STS_MASK) {
			for (i = 0; i < DA7219_AAD_MAX_BUTTONS; ++i) {
				/* Button Press */
				if (events[DA7219_AAD_IRQ_REG_B] &
				    (DA7219_E_BUTTON_A_PRESSED_MASK << i)) {
					report |= SND_JACK_BTN_0 >> i;
					mask |= SND_JACK_BTN_0 >> i;
				}
			}
			snd_soc_jack_report(da7219_aad->jack, report, mask);

			for (i = 0; i < DA7219_AAD_MAX_BUTTONS; ++i) {
				/* Button Release */
				if (events[DA7219_AAD_IRQ_REG_B] &
				    (DA7219_E_BUTTON_A_RELEASED_MASK >> i)) {
					report &= ~(SND_JACK_BTN_0 >> i);
					mask |= SND_JACK_BTN_0 >> i;
				}
			}
		}
	} else {
		/* Jack removal */
		if (events[DA7219_AAD_IRQ_REG_A] & DA7219_E_JACK_REMOVED_MASK) {
			report = 0;
			mask |= DA7219_AAD_REPORT_ALL_MASK;
			da7219_aad->jack_inserted = false;

			/* Cancel any pending work */
			cancel_delayed_work_sync(&da7219_aad->jack_det_work);
			cancel_work_sync(&da7219_aad->btn_det_work);
			cancel_work_sync(&da7219_aad->hptest_work);

			/* Un-drive headphones/lineout */
			snd_soc_component_update_bits(component, DA7219_HP_R_CTRL,
					    DA7219_HP_R_AMP_OE_MASK, 0);
			snd_soc_component_update_bits(component, DA7219_HP_L_CTRL,
					    DA7219_HP_L_AMP_OE_MASK, 0);

			/* Ensure button detection disabled */
			snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_1,
					    DA7219_BUTTON_CONFIG_MASK, 0);

			da7219->micbias_on_event = false;

			/* Disable mic bias */
			snd_soc_dapm_disable_pin(dapm, "Mic Bias");
			snd_soc_dapm_sync(dapm);

			/* Disable ground switch */
			snd_soc_component_update_bits(component, 0xFB, 0x01, 0x00);
		}
	}

	snd_soc_jack_report(da7219_aad->jack, report, mask);

	return IRQ_HANDLED;
}

/*
 * DT/ACPI to pdata conversion
 */

static enum da7219_aad_micbias_pulse_lvl
	da7219_aad_fw_micbias_pulse_lvl(struct device *dev, u32 val)
{
	switch (val) {
	case 2800:
		return DA7219_AAD_MICBIAS_PULSE_LVL_2_8V;
	case 2900:
		return DA7219_AAD_MICBIAS_PULSE_LVL_2_9V;
	default:
		dev_warn(dev, "Invalid micbias pulse level");
		return DA7219_AAD_MICBIAS_PULSE_LVL_OFF;
	}
}

static enum da7219_aad_btn_cfg
	da7219_aad_fw_btn_cfg(struct device *dev, u32 val)
{
	switch (val) {
	case 2:
		return DA7219_AAD_BTN_CFG_2MS;
	case 5:
		return DA7219_AAD_BTN_CFG_5MS;
	case 10:
		return DA7219_AAD_BTN_CFG_10MS;
	case 50:
		return DA7219_AAD_BTN_CFG_50MS;
	case 100:
		return DA7219_AAD_BTN_CFG_100MS;
	case 200:
		return DA7219_AAD_BTN_CFG_200MS;
	case 500:
		return DA7219_AAD_BTN_CFG_500MS;
	default:
		dev_warn(dev, "Invalid button config");
		return DA7219_AAD_BTN_CFG_10MS;
	}
}

static enum da7219_aad_mic_det_thr
	da7219_aad_fw_mic_det_thr(struct device *dev, u32 val)
{
	switch (val) {
	case 200:
		return DA7219_AAD_MIC_DET_THR_200_OHMS;
	case 500:
		return DA7219_AAD_MIC_DET_THR_500_OHMS;
	case 750:
		return DA7219_AAD_MIC_DET_THR_750_OHMS;
	case 1000:
		return DA7219_AAD_MIC_DET_THR_1000_OHMS;
	default:
		dev_warn(dev, "Invalid mic detect threshold");
		return DA7219_AAD_MIC_DET_THR_500_OHMS;
	}
}

static enum da7219_aad_jack_ins_deb
	da7219_aad_fw_jack_ins_deb(struct device *dev, u32 val)
{
	switch (val) {
	case 5:
		return DA7219_AAD_JACK_INS_DEB_5MS;
	case 10:
		return DA7219_AAD_JACK_INS_DEB_10MS;
	case 20:
		return DA7219_AAD_JACK_INS_DEB_20MS;
	case 50:
		return DA7219_AAD_JACK_INS_DEB_50MS;
	case 100:
		return DA7219_AAD_JACK_INS_DEB_100MS;
	case 200:
		return DA7219_AAD_JACK_INS_DEB_200MS;
	case 500:
		return DA7219_AAD_JACK_INS_DEB_500MS;
	case 1000:
		return DA7219_AAD_JACK_INS_DEB_1S;
	default:
		dev_warn(dev, "Invalid jack insert debounce");
		return DA7219_AAD_JACK_INS_DEB_20MS;
	}
}

static enum da7219_aad_jack_ins_det_pty
	da7219_aad_fw_jack_ins_det_pty(struct device *dev, const char *str)
{
	if (!strcmp(str, "low")) {
		return DA7219_AAD_JACK_INS_DET_PTY_LOW;
	} else if (!strcmp(str, "high")) {
		return DA7219_AAD_JACK_INS_DET_PTY_HIGH;
	} else {
		dev_warn(dev, "Invalid jack insertion detection polarity");
		return DA7219_AAD_JACK_INS_DET_PTY_LOW;
	}
}

static enum da7219_aad_jack_det_rate
	da7219_aad_fw_jack_det_rate(struct device *dev, const char *str)
{
	if (!strcmp(str, "32_64")) {
		return DA7219_AAD_JACK_DET_RATE_32_64MS;
	} else if (!strcmp(str, "64_128")) {
		return DA7219_AAD_JACK_DET_RATE_64_128MS;
	} else if (!strcmp(str, "128_256")) {
		return DA7219_AAD_JACK_DET_RATE_128_256MS;
	} else if (!strcmp(str, "256_512")) {
		return DA7219_AAD_JACK_DET_RATE_256_512MS;
	} else {
		dev_warn(dev, "Invalid jack detect rate");
		return DA7219_AAD_JACK_DET_RATE_256_512MS;
	}
}

static enum da7219_aad_jack_rem_deb
	da7219_aad_fw_jack_rem_deb(struct device *dev, u32 val)
{
	switch (val) {
	case 1:
		return DA7219_AAD_JACK_REM_DEB_1MS;
	case 5:
		return DA7219_AAD_JACK_REM_DEB_5MS;
	case 10:
		return DA7219_AAD_JACK_REM_DEB_10MS;
	case 20:
		return DA7219_AAD_JACK_REM_DEB_20MS;
	default:
		dev_warn(dev, "Invalid jack removal debounce");
		return DA7219_AAD_JACK_REM_DEB_1MS;
	}
}

static enum da7219_aad_btn_avg
	da7219_aad_fw_btn_avg(struct device *dev, u32 val)
{
	switch (val) {
	case 1:
		return DA7219_AAD_BTN_AVG_1;
	case 2:
		return DA7219_AAD_BTN_AVG_2;
	case 4:
		return DA7219_AAD_BTN_AVG_4;
	case 8:
		return DA7219_AAD_BTN_AVG_8;
	default:
		dev_warn(dev, "Invalid button average value");
		return DA7219_AAD_BTN_AVG_2;
	}
}

static enum da7219_aad_adc_1bit_rpt
	da7219_aad_fw_adc_1bit_rpt(struct device *dev, u32 val)
{
	switch (val) {
	case 1:
		return DA7219_AAD_ADC_1BIT_RPT_1;
	case 2:
		return DA7219_AAD_ADC_1BIT_RPT_2;
	case 4:
		return DA7219_AAD_ADC_1BIT_RPT_4;
	case 8:
		return DA7219_AAD_ADC_1BIT_RPT_8;
	default:
		dev_warn(dev, "Invalid ADC 1-bit repeat value");
		return DA7219_AAD_ADC_1BIT_RPT_1;
	}
}

static struct da7219_aad_pdata *da7219_aad_fw_to_pdata(struct device *dev)
{
	struct i2c_client *i2c = to_i2c_client(dev);
	struct fwnode_handle *aad_np;
	struct da7219_aad_pdata *aad_pdata;
	const char *fw_str;
	u32 fw_val32;

	aad_np = device_get_named_child_node(dev, "da7219_aad");
	if (!aad_np)
		return NULL;

	aad_pdata = devm_kzalloc(dev, sizeof(*aad_pdata), GFP_KERNEL);
	if (!aad_pdata)
		return NULL;

	aad_pdata->irq = i2c->irq;

	if (fwnode_property_read_u32(aad_np, "dlg,micbias-pulse-lvl",
				     &fw_val32) >= 0)
		aad_pdata->micbias_pulse_lvl =
			da7219_aad_fw_micbias_pulse_lvl(dev, fw_val32);
	else
		aad_pdata->micbias_pulse_lvl = DA7219_AAD_MICBIAS_PULSE_LVL_OFF;

	if (fwnode_property_read_u32(aad_np, "dlg,micbias-pulse-time",
				     &fw_val32) >= 0)
		aad_pdata->micbias_pulse_time = fw_val32;

	if (fwnode_property_read_u32(aad_np, "dlg,btn-cfg", &fw_val32) >= 0)
		aad_pdata->btn_cfg = da7219_aad_fw_btn_cfg(dev, fw_val32);
	else
		aad_pdata->btn_cfg = DA7219_AAD_BTN_CFG_10MS;

	if (fwnode_property_read_u32(aad_np, "dlg,mic-det-thr", &fw_val32) >= 0)
		aad_pdata->mic_det_thr =
			da7219_aad_fw_mic_det_thr(dev, fw_val32);
	else
		aad_pdata->mic_det_thr = DA7219_AAD_MIC_DET_THR_500_OHMS;

	if (fwnode_property_read_u32(aad_np, "dlg,jack-ins-deb", &fw_val32) >= 0)
		aad_pdata->jack_ins_deb =
			da7219_aad_fw_jack_ins_deb(dev, fw_val32);
	else
		aad_pdata->jack_ins_deb = DA7219_AAD_JACK_INS_DEB_20MS;

	if (!fwnode_property_read_string(aad_np, "dlg,jack-ins-det-pty", &fw_str))
		aad_pdata->jack_ins_det_pty =
			da7219_aad_fw_jack_ins_det_pty(dev, fw_str);
	else
		aad_pdata->jack_ins_det_pty = DA7219_AAD_JACK_INS_DET_PTY_LOW;

	if (!fwnode_property_read_string(aad_np, "dlg,jack-det-rate", &fw_str))
		aad_pdata->jack_det_rate =
			da7219_aad_fw_jack_det_rate(dev, fw_str);
	else
		aad_pdata->jack_det_rate = DA7219_AAD_JACK_DET_RATE_256_512MS;

	if (fwnode_property_read_u32(aad_np, "dlg,jack-rem-deb", &fw_val32) >= 0)
		aad_pdata->jack_rem_deb =
			da7219_aad_fw_jack_rem_deb(dev, fw_val32);
	else
		aad_pdata->jack_rem_deb = DA7219_AAD_JACK_REM_DEB_1MS;

	if (fwnode_property_read_u32(aad_np, "dlg,a-d-btn-thr", &fw_val32) >= 0)
		aad_pdata->a_d_btn_thr = (u8) fw_val32;
	else
		aad_pdata->a_d_btn_thr = 0xA;

	if (fwnode_property_read_u32(aad_np, "dlg,d-b-btn-thr", &fw_val32) >= 0)
		aad_pdata->d_b_btn_thr = (u8) fw_val32;
	else
		aad_pdata->d_b_btn_thr = 0x16;

	if (fwnode_property_read_u32(aad_np, "dlg,b-c-btn-thr", &fw_val32) >= 0)
		aad_pdata->b_c_btn_thr = (u8) fw_val32;
	else
		aad_pdata->b_c_btn_thr = 0x21;

	if (fwnode_property_read_u32(aad_np, "dlg,c-mic-btn-thr", &fw_val32) >= 0)
		aad_pdata->c_mic_btn_thr = (u8) fw_val32;
	else
		aad_pdata->c_mic_btn_thr = 0x3E;

	if (fwnode_property_read_u32(aad_np, "dlg,btn-avg", &fw_val32) >= 0)
		aad_pdata->btn_avg = da7219_aad_fw_btn_avg(dev, fw_val32);
	else
		aad_pdata->btn_avg = DA7219_AAD_BTN_AVG_2;

	if (fwnode_property_read_u32(aad_np, "dlg,adc-1bit-rpt", &fw_val32) >= 0)
		aad_pdata->adc_1bit_rpt =
			da7219_aad_fw_adc_1bit_rpt(dev, fw_val32);
	else
		aad_pdata->adc_1bit_rpt = DA7219_AAD_ADC_1BIT_RPT_1;

	return aad_pdata;
}

static void da7219_aad_handle_pdata(struct snd_soc_component *component)
{
	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
	struct da7219_aad_priv *da7219_aad = da7219->aad;
	struct da7219_pdata *pdata = da7219->pdata;

	if ((pdata) && (pdata->aad_pdata)) {
		struct da7219_aad_pdata *aad_pdata = pdata->aad_pdata;
		u8 cfg, mask;

		da7219_aad->irq = aad_pdata->irq;

		switch (aad_pdata->micbias_pulse_lvl) {
		case DA7219_AAD_MICBIAS_PULSE_LVL_2_8V:
		case DA7219_AAD_MICBIAS_PULSE_LVL_2_9V:
			da7219_aad->micbias_pulse_lvl =
				(aad_pdata->micbias_pulse_lvl <<
				 DA7219_MICBIAS1_LEVEL_SHIFT);
			break;
		default:
			break;
		}

		da7219_aad->micbias_pulse_time = aad_pdata->micbias_pulse_time;

		switch (aad_pdata->btn_cfg) {
		case DA7219_AAD_BTN_CFG_2MS:
		case DA7219_AAD_BTN_CFG_5MS:
		case DA7219_AAD_BTN_CFG_10MS:
		case DA7219_AAD_BTN_CFG_50MS:
		case DA7219_AAD_BTN_CFG_100MS:
		case DA7219_AAD_BTN_CFG_200MS:
		case DA7219_AAD_BTN_CFG_500MS:
			da7219_aad->btn_cfg  = (aad_pdata->btn_cfg <<
						DA7219_BUTTON_CONFIG_SHIFT);
		}

		cfg = 0;
		mask = 0;
		switch (aad_pdata->mic_det_thr) {
		case DA7219_AAD_MIC_DET_THR_200_OHMS:
		case DA7219_AAD_MIC_DET_THR_500_OHMS:
		case DA7219_AAD_MIC_DET_THR_750_OHMS:
		case DA7219_AAD_MIC_DET_THR_1000_OHMS:
			cfg |= (aad_pdata->mic_det_thr <<
				DA7219_MIC_DET_THRESH_SHIFT);
			mask |= DA7219_MIC_DET_THRESH_MASK;
		}
		snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_1, mask, cfg);

		cfg = 0;
		mask = 0;
		switch (aad_pdata->jack_ins_deb) {
		case DA7219_AAD_JACK_INS_DEB_5MS:
		case DA7219_AAD_JACK_INS_DEB_10MS:
		case DA7219_AAD_JACK_INS_DEB_20MS:
		case DA7219_AAD_JACK_INS_DEB_50MS:
		case DA7219_AAD_JACK_INS_DEB_100MS:
		case DA7219_AAD_JACK_INS_DEB_200MS:
		case DA7219_AAD_JACK_INS_DEB_500MS:
		case DA7219_AAD_JACK_INS_DEB_1S:
			cfg |= (aad_pdata->jack_ins_deb <<
				DA7219_JACKDET_DEBOUNCE_SHIFT);
			mask |= DA7219_JACKDET_DEBOUNCE_MASK;
		}
		switch (aad_pdata->jack_det_rate) {
		case DA7219_AAD_JACK_DET_RATE_32_64MS:
		case DA7219_AAD_JACK_DET_RATE_64_128MS:
		case DA7219_AAD_JACK_DET_RATE_128_256MS:
		case DA7219_AAD_JACK_DET_RATE_256_512MS:
			cfg |= (aad_pdata->jack_det_rate <<
				DA7219_JACK_DETECT_RATE_SHIFT);
			mask |= DA7219_JACK_DETECT_RATE_MASK;
		}
		switch (aad_pdata->jack_rem_deb) {
		case DA7219_AAD_JACK_REM_DEB_1MS:
		case DA7219_AAD_JACK_REM_DEB_5MS:
		case DA7219_AAD_JACK_REM_DEB_10MS:
		case DA7219_AAD_JACK_REM_DEB_20MS:
			cfg |= (aad_pdata->jack_rem_deb <<
				DA7219_JACKDET_REM_DEB_SHIFT);
			mask |= DA7219_JACKDET_REM_DEB_MASK;
		}
		snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_2, mask, cfg);

		snd_soc_component_write(component, DA7219_ACCDET_CONFIG_3,
			      aad_pdata->a_d_btn_thr);
		snd_soc_component_write(component, DA7219_ACCDET_CONFIG_4,
			      aad_pdata->d_b_btn_thr);
		snd_soc_component_write(component, DA7219_ACCDET_CONFIG_5,
			      aad_pdata->b_c_btn_thr);
		snd_soc_component_write(component, DA7219_ACCDET_CONFIG_6,
			      aad_pdata->c_mic_btn_thr);

		cfg = 0;
		mask = 0;
		switch (aad_pdata->btn_avg) {
		case DA7219_AAD_BTN_AVG_1:
		case DA7219_AAD_BTN_AVG_2:
		case DA7219_AAD_BTN_AVG_4:
		case DA7219_AAD_BTN_AVG_8:
			cfg |= (aad_pdata->btn_avg <<
				DA7219_BUTTON_AVERAGE_SHIFT);
			mask |= DA7219_BUTTON_AVERAGE_MASK;
		}
		switch (aad_pdata->adc_1bit_rpt) {
		case DA7219_AAD_ADC_1BIT_RPT_1:
		case DA7219_AAD_ADC_1BIT_RPT_2:
		case DA7219_AAD_ADC_1BIT_RPT_4:
		case DA7219_AAD_ADC_1BIT_RPT_8:
			cfg |= (aad_pdata->adc_1bit_rpt <<
			       DA7219_ADC_1_BIT_REPEAT_SHIFT);
			mask |= DA7219_ADC_1_BIT_REPEAT_MASK;
		}
		snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_7, mask, cfg);

		switch (aad_pdata->jack_ins_det_pty) {
		case DA7219_AAD_JACK_INS_DET_PTY_LOW:
			snd_soc_component_write(component, 0xF0, 0x8B);
			snd_soc_component_write(component, 0x75, 0x80);
			snd_soc_component_write(component, 0xF0, 0x00);
			break;
		case DA7219_AAD_JACK_INS_DET_PTY_HIGH:
			snd_soc_component_write(component, 0xF0, 0x8B);
			snd_soc_component_write(component, 0x75, 0x00);
			snd_soc_component_write(component, 0xF0, 0x00);
			break;
		default:
			break;
		}
	}
}

static void da7219_aad_handle_gnd_switch_time(struct snd_soc_component *component)
{
	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
	struct da7219_aad_priv *da7219_aad = da7219->aad;
	u8 jack_det;

	jack_det = snd_soc_component_read(component, DA7219_ACCDET_CONFIG_2)
		& DA7219_JACK_DETECT_RATE_MASK;
	switch (jack_det) {
	case 0x00:
		da7219_aad->gnd_switch_delay = 32;
		break;
	case 0x10:
		da7219_aad->gnd_switch_delay = 64;
		break;
	case 0x20:
		da7219_aad->gnd_switch_delay = 128;
		break;
	case 0x30:
		da7219_aad->gnd_switch_delay = 256;
		break;
	default:
		da7219_aad->gnd_switch_delay = 32;
		break;
	}
}

/*
 * Suspend/Resume
 */

void da7219_aad_suspend(struct snd_soc_component *component)
{
	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
	struct da7219_aad_priv *da7219_aad = da7219->aad;
	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
	u8 micbias_ctrl;

	if (da7219_aad->jack) {
		/* Disable jack detection during suspend */
		snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_1,
				    DA7219_ACCDET_EN_MASK, 0);

		/*
		 * If we have a 4-pole jack inserted, then micbias will be
		 * enabled. We can disable micbias here, and keep a note to
		 * re-enable it on resume. If jack removal occurred during
		 * suspend then this will be dealt with through the IRQ handler.
		 */
		if (da7219_aad->jack_inserted) {
			micbias_ctrl = snd_soc_component_read(component, DA7219_MICBIAS_CTRL);
			if (micbias_ctrl & DA7219_MICBIAS1_EN_MASK) {
				snd_soc_dapm_disable_pin(dapm, "Mic Bias");
				snd_soc_dapm_sync(dapm);
				da7219_aad->micbias_resume_enable = true;
			}
		}
	}

	synchronize_irq(da7219_aad->irq);
}

void da7219_aad_resume(struct snd_soc_component *component)
{
	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
	struct da7219_aad_priv *da7219_aad = da7219->aad;
	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);

	if (da7219_aad->jack) {
		/* Re-enable micbias if previously enabled for 4-pole jack */
		if (da7219_aad->jack_inserted &&
		    da7219_aad->micbias_resume_enable) {
			snd_soc_dapm_force_enable_pin(dapm, "Mic Bias");
			snd_soc_dapm_sync(dapm);
			da7219_aad->micbias_resume_enable = false;
		}

		/* Re-enable jack detection */
		snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_1,
				    DA7219_ACCDET_EN_MASK,
				    DA7219_ACCDET_EN_MASK);
	}
}


/*
 * Init/Exit
 */

int da7219_aad_init(struct snd_soc_component *component)
{
	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
	struct da7219_aad_priv *da7219_aad = da7219->aad;
	u8 mask[DA7219_AAD_IRQ_REG_MAX];
	int ret;

	da7219_aad->component = component;

	/* Handle any DT/ACPI/platform data */
	da7219_aad_handle_pdata(component);

	/* Disable button detection */
	snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_1,
			    DA7219_BUTTON_CONFIG_MASK, 0);

	da7219_aad_handle_gnd_switch_time(component);

	da7219_aad->aad_wq = create_singlethread_workqueue("da7219-aad");
	if (!da7219_aad->aad_wq) {
		dev_err(component->dev, "Failed to create aad workqueue\n");
		return -ENOMEM;
	}

	INIT_DELAYED_WORK(&da7219_aad->jack_det_work, da7219_aad_jack_det_work);
	INIT_WORK(&da7219_aad->btn_det_work, da7219_aad_btn_det_work);
	INIT_WORK(&da7219_aad->hptest_work, da7219_aad_hptest_work);

	ret = request_threaded_irq(da7219_aad->irq, NULL,
				   da7219_aad_irq_thread,
				   IRQF_TRIGGER_LOW | IRQF_ONESHOT,
				   "da7219-aad", da7219_aad);
	if (ret) {
		dev_err(component->dev, "Failed to request IRQ: %d\n", ret);
		return ret;
	}

	/* Unmask AAD IRQs */
	memset(mask, 0, DA7219_AAD_IRQ_REG_MAX);
	regmap_bulk_write(da7219->regmap, DA7219_ACCDET_IRQ_MASK_A,
			  &mask, DA7219_AAD_IRQ_REG_MAX);

	return 0;
}

void da7219_aad_exit(struct snd_soc_component *component)
{
	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component);
	struct da7219_aad_priv *da7219_aad = da7219->aad;
	u8 mask[DA7219_AAD_IRQ_REG_MAX];

	/* Mask off AAD IRQs */
	memset(mask, DA7219_BYTE_MASK, DA7219_AAD_IRQ_REG_MAX);
	regmap_bulk_write(da7219->regmap, DA7219_ACCDET_IRQ_MASK_A,
			  mask, DA7219_AAD_IRQ_REG_MAX);

	free_irq(da7219_aad->irq, da7219_aad);

	cancel_delayed_work_sync(&da7219_aad->jack_det_work);
	cancel_work_sync(&da7219_aad->btn_det_work);
	cancel_work_sync(&da7219_aad->hptest_work);
	destroy_workqueue(da7219_aad->aad_wq);
}

/*
 * AAD related I2C probe handling
 */

int da7219_aad_probe(struct i2c_client *i2c)
{
	struct da7219_priv *da7219 = i2c_get_clientdata(i2c);
	struct device *dev = &i2c->dev;
	struct da7219_aad_priv *da7219_aad;

	da7219_aad = devm_kzalloc(dev, sizeof(*da7219_aad), GFP_KERNEL);
	if (!da7219_aad)
		return -ENOMEM;

	da7219->aad = da7219_aad;

	/* Retrieve any DT/ACPI/platform data */
	if (da7219->pdata && !da7219->pdata->aad_pdata)
		da7219->pdata->aad_pdata = da7219_aad_fw_to_pdata(dev);

	return 0;
}

MODULE_DESCRIPTION("ASoC DA7219 AAD Driver");
MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>");
MODULE_AUTHOR("David Rau <David.Rau.opensource@dm.renesas.com>");
MODULE_LICENSE("GPL");