1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * max98090.c -- MAX98090 ALSA SoC Audio driver
4 *
5 * Copyright 2011-2012 Maxim Integrated Products
6 */
7
8#include <linux/delay.h>
9#include <linux/i2c.h>
10#include <linux/module.h>
11#include <linux/of.h>
12#include <linux/pm.h>
13#include <linux/pm_runtime.h>
14#include <linux/regmap.h>
15#include <linux/slab.h>
16#include <linux/acpi.h>
17#include <linux/clk.h>
18#include <sound/jack.h>
19#include <sound/pcm.h>
20#include <sound/pcm_params.h>
21#include <sound/soc.h>
22#include <sound/tlv.h>
23#include <sound/max98090.h>
24#include "max98090.h"
25
26/* Allows for sparsely populated register maps */
27static const struct reg_default max98090_reg[] = {
28	{ 0x00, 0x00 }, /* 00 Software Reset */
29	{ 0x03, 0x04 }, /* 03 Interrupt Masks */
30	{ 0x04, 0x00 }, /* 04 System Clock Quick */
31	{ 0x05, 0x00 }, /* 05 Sample Rate Quick */
32	{ 0x06, 0x00 }, /* 06 DAI Interface Quick */
33	{ 0x07, 0x00 }, /* 07 DAC Path Quick */
34	{ 0x08, 0x00 }, /* 08 Mic/Direct to ADC Quick */
35	{ 0x09, 0x00 }, /* 09 Line to ADC Quick */
36	{ 0x0A, 0x00 }, /* 0A Analog Mic Loop Quick */
37	{ 0x0B, 0x00 }, /* 0B Analog Line Loop Quick */
38	{ 0x0C, 0x00 }, /* 0C Reserved */
39	{ 0x0D, 0x00 }, /* 0D Input Config */
40	{ 0x0E, 0x1B }, /* 0E Line Input Level */
41	{ 0x0F, 0x00 }, /* 0F Line Config */
42
43	{ 0x10, 0x14 }, /* 10 Mic1 Input Level */
44	{ 0x11, 0x14 }, /* 11 Mic2 Input Level */
45	{ 0x12, 0x00 }, /* 12 Mic Bias Voltage */
46	{ 0x13, 0x00 }, /* 13 Digital Mic Config */
47	{ 0x14, 0x00 }, /* 14 Digital Mic Mode */
48	{ 0x15, 0x00 }, /* 15 Left ADC Mixer */
49	{ 0x16, 0x00 }, /* 16 Right ADC Mixer */
50	{ 0x17, 0x03 }, /* 17 Left ADC Level */
51	{ 0x18, 0x03 }, /* 18 Right ADC Level */
52	{ 0x19, 0x00 }, /* 19 ADC Biquad Level */
53	{ 0x1A, 0x00 }, /* 1A ADC Sidetone */
54	{ 0x1B, 0x00 }, /* 1B System Clock */
55	{ 0x1C, 0x00 }, /* 1C Clock Mode */
56	{ 0x1D, 0x00 }, /* 1D Any Clock 1 */
57	{ 0x1E, 0x00 }, /* 1E Any Clock 2 */
58	{ 0x1F, 0x00 }, /* 1F Any Clock 3 */
59
60	{ 0x20, 0x00 }, /* 20 Any Clock 4 */
61	{ 0x21, 0x00 }, /* 21 Master Mode */
62	{ 0x22, 0x00 }, /* 22 Interface Format */
63	{ 0x23, 0x00 }, /* 23 TDM Format 1*/
64	{ 0x24, 0x00 }, /* 24 TDM Format 2*/
65	{ 0x25, 0x00 }, /* 25 I/O Configuration */
66	{ 0x26, 0x80 }, /* 26 Filter Config */
67	{ 0x27, 0x00 }, /* 27 DAI Playback Level */
68	{ 0x28, 0x00 }, /* 28 EQ Playback Level */
69	{ 0x29, 0x00 }, /* 29 Left HP Mixer */
70	{ 0x2A, 0x00 }, /* 2A Right HP Mixer */
71	{ 0x2B, 0x00 }, /* 2B HP Control */
72	{ 0x2C, 0x1A }, /* 2C Left HP Volume */
73	{ 0x2D, 0x1A }, /* 2D Right HP Volume */
74	{ 0x2E, 0x00 }, /* 2E Left Spk Mixer */
75	{ 0x2F, 0x00 }, /* 2F Right Spk Mixer */
76
77	{ 0x30, 0x00 }, /* 30 Spk Control */
78	{ 0x31, 0x2C }, /* 31 Left Spk Volume */
79	{ 0x32, 0x2C }, /* 32 Right Spk Volume */
80	{ 0x33, 0x00 }, /* 33 ALC Timing */
81	{ 0x34, 0x00 }, /* 34 ALC Compressor */
82	{ 0x35, 0x00 }, /* 35 ALC Expander */
83	{ 0x36, 0x00 }, /* 36 ALC Gain */
84	{ 0x37, 0x00 }, /* 37 Rcv/Line OutL Mixer */
85	{ 0x38, 0x00 }, /* 38 Rcv/Line OutL Control */
86	{ 0x39, 0x15 }, /* 39 Rcv/Line OutL Volume */
87	{ 0x3A, 0x00 }, /* 3A Line OutR Mixer */
88	{ 0x3B, 0x00 }, /* 3B Line OutR Control */
89	{ 0x3C, 0x15 }, /* 3C Line OutR Volume */
90	{ 0x3D, 0x00 }, /* 3D Jack Detect */
91	{ 0x3E, 0x00 }, /* 3E Input Enable */
92	{ 0x3F, 0x00 }, /* 3F Output Enable */
93
94	{ 0x40, 0x00 }, /* 40 Level Control */
95	{ 0x41, 0x00 }, /* 41 DSP Filter Enable */
96	{ 0x42, 0x00 }, /* 42 Bias Control */
97	{ 0x43, 0x00 }, /* 43 DAC Control */
98	{ 0x44, 0x06 }, /* 44 ADC Control */
99	{ 0x45, 0x00 }, /* 45 Device Shutdown */
100	{ 0x46, 0x00 }, /* 46 Equalizer Band 1 Coefficient B0 */
101	{ 0x47, 0x00 }, /* 47 Equalizer Band 1 Coefficient B0 */
102	{ 0x48, 0x00 }, /* 48 Equalizer Band 1 Coefficient B0 */
103	{ 0x49, 0x00 }, /* 49 Equalizer Band 1 Coefficient B1 */
104	{ 0x4A, 0x00 }, /* 4A Equalizer Band 1 Coefficient B1 */
105	{ 0x4B, 0x00 }, /* 4B Equalizer Band 1 Coefficient B1 */
106	{ 0x4C, 0x00 }, /* 4C Equalizer Band 1 Coefficient B2 */
107	{ 0x4D, 0x00 }, /* 4D Equalizer Band 1 Coefficient B2 */
108	{ 0x4E, 0x00 }, /* 4E Equalizer Band 1 Coefficient B2 */
109	{ 0x4F, 0x00 }, /* 4F Equalizer Band 1 Coefficient A1 */
110
111	{ 0x50, 0x00 }, /* 50 Equalizer Band 1 Coefficient A1 */
112	{ 0x51, 0x00 }, /* 51 Equalizer Band 1 Coefficient A1 */
113	{ 0x52, 0x00 }, /* 52 Equalizer Band 1 Coefficient A2 */
114	{ 0x53, 0x00 }, /* 53 Equalizer Band 1 Coefficient A2 */
115	{ 0x54, 0x00 }, /* 54 Equalizer Band 1 Coefficient A2 */
116	{ 0x55, 0x00 }, /* 55 Equalizer Band 2 Coefficient B0 */
117	{ 0x56, 0x00 }, /* 56 Equalizer Band 2 Coefficient B0 */
118	{ 0x57, 0x00 }, /* 57 Equalizer Band 2 Coefficient B0 */
119	{ 0x58, 0x00 }, /* 58 Equalizer Band 2 Coefficient B1 */
120	{ 0x59, 0x00 }, /* 59 Equalizer Band 2 Coefficient B1 */
121	{ 0x5A, 0x00 }, /* 5A Equalizer Band 2 Coefficient B1 */
122	{ 0x5B, 0x00 }, /* 5B Equalizer Band 2 Coefficient B2 */
123	{ 0x5C, 0x00 }, /* 5C Equalizer Band 2 Coefficient B2 */
124	{ 0x5D, 0x00 }, /* 5D Equalizer Band 2 Coefficient B2 */
125	{ 0x5E, 0x00 }, /* 5E Equalizer Band 2 Coefficient A1 */
126	{ 0x5F, 0x00 }, /* 5F Equalizer Band 2 Coefficient A1 */
127
128	{ 0x60, 0x00 }, /* 60 Equalizer Band 2 Coefficient A1 */
129	{ 0x61, 0x00 }, /* 61 Equalizer Band 2 Coefficient A2 */
130	{ 0x62, 0x00 }, /* 62 Equalizer Band 2 Coefficient A2 */
131	{ 0x63, 0x00 }, /* 63 Equalizer Band 2 Coefficient A2 */
132	{ 0x64, 0x00 }, /* 64 Equalizer Band 3 Coefficient B0 */
133	{ 0x65, 0x00 }, /* 65 Equalizer Band 3 Coefficient B0 */
134	{ 0x66, 0x00 }, /* 66 Equalizer Band 3 Coefficient B0 */
135	{ 0x67, 0x00 }, /* 67 Equalizer Band 3 Coefficient B1 */
136	{ 0x68, 0x00 }, /* 68 Equalizer Band 3 Coefficient B1 */
137	{ 0x69, 0x00 }, /* 69 Equalizer Band 3 Coefficient B1 */
138	{ 0x6A, 0x00 }, /* 6A Equalizer Band 3 Coefficient B2 */
139	{ 0x6B, 0x00 }, /* 6B Equalizer Band 3 Coefficient B2 */
140	{ 0x6C, 0x00 }, /* 6C Equalizer Band 3 Coefficient B2 */
141	{ 0x6D, 0x00 }, /* 6D Equalizer Band 3 Coefficient A1 */
142	{ 0x6E, 0x00 }, /* 6E Equalizer Band 3 Coefficient A1 */
143	{ 0x6F, 0x00 }, /* 6F Equalizer Band 3 Coefficient A1 */
144
145	{ 0x70, 0x00 }, /* 70 Equalizer Band 3 Coefficient A2 */
146	{ 0x71, 0x00 }, /* 71 Equalizer Band 3 Coefficient A2 */
147	{ 0x72, 0x00 }, /* 72 Equalizer Band 3 Coefficient A2 */
148	{ 0x73, 0x00 }, /* 73 Equalizer Band 4 Coefficient B0 */
149	{ 0x74, 0x00 }, /* 74 Equalizer Band 4 Coefficient B0 */
150	{ 0x75, 0x00 }, /* 75 Equalizer Band 4 Coefficient B0 */
151	{ 0x76, 0x00 }, /* 76 Equalizer Band 4 Coefficient B1 */
152	{ 0x77, 0x00 }, /* 77 Equalizer Band 4 Coefficient B1 */
153	{ 0x78, 0x00 }, /* 78 Equalizer Band 4 Coefficient B1 */
154	{ 0x79, 0x00 }, /* 79 Equalizer Band 4 Coefficient B2 */
155	{ 0x7A, 0x00 }, /* 7A Equalizer Band 4 Coefficient B2 */
156	{ 0x7B, 0x00 }, /* 7B Equalizer Band 4 Coefficient B2 */
157	{ 0x7C, 0x00 }, /* 7C Equalizer Band 4 Coefficient A1 */
158	{ 0x7D, 0x00 }, /* 7D Equalizer Band 4 Coefficient A1 */
159	{ 0x7E, 0x00 }, /* 7E Equalizer Band 4 Coefficient A1 */
160	{ 0x7F, 0x00 }, /* 7F Equalizer Band 4 Coefficient A2 */
161
162	{ 0x80, 0x00 }, /* 80 Equalizer Band 4 Coefficient A2 */
163	{ 0x81, 0x00 }, /* 81 Equalizer Band 4 Coefficient A2 */
164	{ 0x82, 0x00 }, /* 82 Equalizer Band 5 Coefficient B0 */
165	{ 0x83, 0x00 }, /* 83 Equalizer Band 5 Coefficient B0 */
166	{ 0x84, 0x00 }, /* 84 Equalizer Band 5 Coefficient B0 */
167	{ 0x85, 0x00 }, /* 85 Equalizer Band 5 Coefficient B1 */
168	{ 0x86, 0x00 }, /* 86 Equalizer Band 5 Coefficient B1 */
169	{ 0x87, 0x00 }, /* 87 Equalizer Band 5 Coefficient B1 */
170	{ 0x88, 0x00 }, /* 88 Equalizer Band 5 Coefficient B2 */
171	{ 0x89, 0x00 }, /* 89 Equalizer Band 5 Coefficient B2 */
172	{ 0x8A, 0x00 }, /* 8A Equalizer Band 5 Coefficient B2 */
173	{ 0x8B, 0x00 }, /* 8B Equalizer Band 5 Coefficient A1 */
174	{ 0x8C, 0x00 }, /* 8C Equalizer Band 5 Coefficient A1 */
175	{ 0x8D, 0x00 }, /* 8D Equalizer Band 5 Coefficient A1 */
176	{ 0x8E, 0x00 }, /* 8E Equalizer Band 5 Coefficient A2 */
177	{ 0x8F, 0x00 }, /* 8F Equalizer Band 5 Coefficient A2 */
178
179	{ 0x90, 0x00 }, /* 90 Equalizer Band 5 Coefficient A2 */
180	{ 0x91, 0x00 }, /* 91 Equalizer Band 6 Coefficient B0 */
181	{ 0x92, 0x00 }, /* 92 Equalizer Band 6 Coefficient B0 */
182	{ 0x93, 0x00 }, /* 93 Equalizer Band 6 Coefficient B0 */
183	{ 0x94, 0x00 }, /* 94 Equalizer Band 6 Coefficient B1 */
184	{ 0x95, 0x00 }, /* 95 Equalizer Band 6 Coefficient B1 */
185	{ 0x96, 0x00 }, /* 96 Equalizer Band 6 Coefficient B1 */
186	{ 0x97, 0x00 }, /* 97 Equalizer Band 6 Coefficient B2 */
187	{ 0x98, 0x00 }, /* 98 Equalizer Band 6 Coefficient B2 */
188	{ 0x99, 0x00 }, /* 99 Equalizer Band 6 Coefficient B2 */
189	{ 0x9A, 0x00 }, /* 9A Equalizer Band 6 Coefficient A1 */
190	{ 0x9B, 0x00 }, /* 9B Equalizer Band 6 Coefficient A1 */
191	{ 0x9C, 0x00 }, /* 9C Equalizer Band 6 Coefficient A1 */
192	{ 0x9D, 0x00 }, /* 9D Equalizer Band 6 Coefficient A2 */
193	{ 0x9E, 0x00 }, /* 9E Equalizer Band 6 Coefficient A2 */
194	{ 0x9F, 0x00 }, /* 9F Equalizer Band 6 Coefficient A2 */
195
196	{ 0xA0, 0x00 }, /* A0 Equalizer Band 7 Coefficient B0 */
197	{ 0xA1, 0x00 }, /* A1 Equalizer Band 7 Coefficient B0 */
198	{ 0xA2, 0x00 }, /* A2 Equalizer Band 7 Coefficient B0 */
199	{ 0xA3, 0x00 }, /* A3 Equalizer Band 7 Coefficient B1 */
200	{ 0xA4, 0x00 }, /* A4 Equalizer Band 7 Coefficient B1 */
201	{ 0xA5, 0x00 }, /* A5 Equalizer Band 7 Coefficient B1 */
202	{ 0xA6, 0x00 }, /* A6 Equalizer Band 7 Coefficient B2 */
203	{ 0xA7, 0x00 }, /* A7 Equalizer Band 7 Coefficient B2 */
204	{ 0xA8, 0x00 }, /* A8 Equalizer Band 7 Coefficient B2 */
205	{ 0xA9, 0x00 }, /* A9 Equalizer Band 7 Coefficient A1 */
206	{ 0xAA, 0x00 }, /* AA Equalizer Band 7 Coefficient A1 */
207	{ 0xAB, 0x00 }, /* AB Equalizer Band 7 Coefficient A1 */
208	{ 0xAC, 0x00 }, /* AC Equalizer Band 7 Coefficient A2 */
209	{ 0xAD, 0x00 }, /* AD Equalizer Band 7 Coefficient A2 */
210	{ 0xAE, 0x00 }, /* AE Equalizer Band 7 Coefficient A2 */
211	{ 0xAF, 0x00 }, /* AF ADC Biquad Coefficient B0 */
212
213	{ 0xB0, 0x00 }, /* B0 ADC Biquad Coefficient B0 */
214	{ 0xB1, 0x00 }, /* B1 ADC Biquad Coefficient B0 */
215	{ 0xB2, 0x00 }, /* B2 ADC Biquad Coefficient B1 */
216	{ 0xB3, 0x00 }, /* B3 ADC Biquad Coefficient B1 */
217	{ 0xB4, 0x00 }, /* B4 ADC Biquad Coefficient B1 */
218	{ 0xB5, 0x00 }, /* B5 ADC Biquad Coefficient B2 */
219	{ 0xB6, 0x00 }, /* B6 ADC Biquad Coefficient B2 */
220	{ 0xB7, 0x00 }, /* B7 ADC Biquad Coefficient B2 */
221	{ 0xB8, 0x00 }, /* B8 ADC Biquad Coefficient A1 */
222	{ 0xB9, 0x00 }, /* B9 ADC Biquad Coefficient A1 */
223	{ 0xBA, 0x00 }, /* BA ADC Biquad Coefficient A1 */
224	{ 0xBB, 0x00 }, /* BB ADC Biquad Coefficient A2 */
225	{ 0xBC, 0x00 }, /* BC ADC Biquad Coefficient A2 */
226	{ 0xBD, 0x00 }, /* BD ADC Biquad Coefficient A2 */
227	{ 0xBE, 0x00 }, /* BE Digital Mic 3 Volume */
228	{ 0xBF, 0x00 }, /* BF Digital Mic 4 Volume */
229
230	{ 0xC0, 0x00 }, /* C0 Digital Mic 34 Biquad Pre Atten */
231	{ 0xC1, 0x00 }, /* C1 Record TDM Slot */
232	{ 0xC2, 0x00 }, /* C2 Sample Rate */
233	{ 0xC3, 0x00 }, /* C3 Digital Mic 34 Biquad Coefficient C3 */
234	{ 0xC4, 0x00 }, /* C4 Digital Mic 34 Biquad Coefficient C4 */
235	{ 0xC5, 0x00 }, /* C5 Digital Mic 34 Biquad Coefficient C5 */
236	{ 0xC6, 0x00 }, /* C6 Digital Mic 34 Biquad Coefficient C6 */
237	{ 0xC7, 0x00 }, /* C7 Digital Mic 34 Biquad Coefficient C7 */
238	{ 0xC8, 0x00 }, /* C8 Digital Mic 34 Biquad Coefficient C8 */
239	{ 0xC9, 0x00 }, /* C9 Digital Mic 34 Biquad Coefficient C9 */
240	{ 0xCA, 0x00 }, /* CA Digital Mic 34 Biquad Coefficient CA */
241	{ 0xCB, 0x00 }, /* CB Digital Mic 34 Biquad Coefficient CB */
242	{ 0xCC, 0x00 }, /* CC Digital Mic 34 Biquad Coefficient CC */
243	{ 0xCD, 0x00 }, /* CD Digital Mic 34 Biquad Coefficient CD */
244	{ 0xCE, 0x00 }, /* CE Digital Mic 34 Biquad Coefficient CE */
245	{ 0xCF, 0x00 }, /* CF Digital Mic 34 Biquad Coefficient CF */
246
247	{ 0xD0, 0x00 }, /* D0 Digital Mic 34 Biquad Coefficient D0 */
248	{ 0xD1, 0x00 }, /* D1 Digital Mic 34 Biquad Coefficient D1 */
249};
250
251static bool max98090_volatile_register(struct device *dev, unsigned int reg)
252{
253	switch (reg) {
254	case M98090_REG_SOFTWARE_RESET:
255	case M98090_REG_DEVICE_STATUS:
256	case M98090_REG_JACK_STATUS:
257	case M98090_REG_REVISION_ID:
258		return true;
259	default:
260		return false;
261	}
262}
263
264static bool max98090_readable_register(struct device *dev, unsigned int reg)
265{
266	switch (reg) {
267	case M98090_REG_DEVICE_STATUS ... M98090_REG_INTERRUPT_S:
268	case M98090_REG_LINE_INPUT_CONFIG ... 0xD1:
269	case M98090_REG_REVISION_ID:
270		return true;
271	default:
272		return false;
273	}
274}
275
276static int max98090_reset(struct max98090_priv *max98090)
277{
278	int ret;
279
280	/* Reset the codec by writing to this write-only reset register */
281	ret = regmap_write(max98090->regmap, M98090_REG_SOFTWARE_RESET,
282		M98090_SWRESET_MASK);
283	if (ret < 0) {
284		dev_err(max98090->component->dev,
285			"Failed to reset codec: %d\n", ret);
286		return ret;
287	}
288
289	msleep(20);
290	return ret;
291}
292
293static const DECLARE_TLV_DB_RANGE(max98090_micboost_tlv,
294	0, 1, TLV_DB_SCALE_ITEM(0, 2000, 0),
295	2, 2, TLV_DB_SCALE_ITEM(3000, 0, 0)
296);
297
298static const DECLARE_TLV_DB_SCALE(max98090_mic_tlv, 0, 100, 0);
299
300static const DECLARE_TLV_DB_SCALE(max98090_line_single_ended_tlv,
301	-600, 600, 0);
302
303static const DECLARE_TLV_DB_RANGE(max98090_line_tlv,
304	0, 3, TLV_DB_SCALE_ITEM(-600, 300, 0),
305	4, 5, TLV_DB_SCALE_ITEM(1400, 600, 0)
306);
307
308static const DECLARE_TLV_DB_SCALE(max98090_avg_tlv, 0, 600, 0);
309static const DECLARE_TLV_DB_SCALE(max98090_av_tlv, -1200, 100, 0);
310
311static const DECLARE_TLV_DB_SCALE(max98090_dvg_tlv, 0, 600, 0);
312static const DECLARE_TLV_DB_SCALE(max98090_dv_tlv, -1500, 100, 0);
313
314static const DECLARE_TLV_DB_SCALE(max98090_alcmakeup_tlv, 0, 100, 0);
315static const DECLARE_TLV_DB_SCALE(max98090_alccomp_tlv, -3100, 100, 0);
316static const DECLARE_TLV_DB_SCALE(max98090_drcexp_tlv, -6600, 100, 0);
317static const DECLARE_TLV_DB_SCALE(max98090_sdg_tlv, 50, 200, 0);
318
319static const DECLARE_TLV_DB_RANGE(max98090_mixout_tlv,
320	0, 1, TLV_DB_SCALE_ITEM(-1200, 250, 0),
321	2, 3, TLV_DB_SCALE_ITEM(-600, 600, 0)
322);
323
324static const DECLARE_TLV_DB_RANGE(max98090_hp_tlv,
325	0, 6, TLV_DB_SCALE_ITEM(-6700, 400, 0),
326	7, 14, TLV_DB_SCALE_ITEM(-4000, 300, 0),
327	15, 21, TLV_DB_SCALE_ITEM(-1700, 200, 0),
328	22, 27, TLV_DB_SCALE_ITEM(-400, 100, 0),
329	28, 31, TLV_DB_SCALE_ITEM(150, 50, 0)
330);
331
332static const DECLARE_TLV_DB_RANGE(max98090_spk_tlv,
333	0, 4, TLV_DB_SCALE_ITEM(-4800, 400, 0),
334	5, 10, TLV_DB_SCALE_ITEM(-2900, 300, 0),
335	11, 14, TLV_DB_SCALE_ITEM(-1200, 200, 0),
336	15, 29, TLV_DB_SCALE_ITEM(-500, 100, 0),
337	30, 39, TLV_DB_SCALE_ITEM(950, 50, 0)
338);
339
340static const DECLARE_TLV_DB_RANGE(max98090_rcv_lout_tlv,
341	0, 6, TLV_DB_SCALE_ITEM(-6200, 400, 0),
342	7, 14, TLV_DB_SCALE_ITEM(-3500, 300, 0),
343	15, 21, TLV_DB_SCALE_ITEM(-1200, 200, 0),
344	22, 27, TLV_DB_SCALE_ITEM(100, 100, 0),
345	28, 31, TLV_DB_SCALE_ITEM(650, 50, 0)
346);
347
348static int max98090_get_enab_tlv(struct snd_kcontrol *kcontrol,
349				struct snd_ctl_elem_value *ucontrol)
350{
351	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
352	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
353	struct soc_mixer_control *mc =
354		(struct soc_mixer_control *)kcontrol->private_value;
355	unsigned int mask = (1 << fls(mc->max)) - 1;
356	unsigned int val = snd_soc_component_read(component, mc->reg);
357	unsigned int *select;
358
359	switch (mc->reg) {
360	case M98090_REG_MIC1_INPUT_LEVEL:
361		select = &(max98090->pa1en);
362		break;
363	case M98090_REG_MIC2_INPUT_LEVEL:
364		select = &(max98090->pa2en);
365		break;
366	case M98090_REG_ADC_SIDETONE:
367		select = &(max98090->sidetone);
368		break;
369	default:
370		return -EINVAL;
371	}
372
373	val = (val >> mc->shift) & mask;
374
375	if (val >= 1) {
376		/* If on, return the volume */
377		val = val - 1;
378		*select = val;
379	} else {
380		/* If off, return last stored value */
381		val = *select;
382	}
383
384	ucontrol->value.integer.value[0] = val;
385	return 0;
386}
387
388static int max98090_put_enab_tlv(struct snd_kcontrol *kcontrol,
389				struct snd_ctl_elem_value *ucontrol)
390{
391	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
392	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
393	struct soc_mixer_control *mc =
394		(struct soc_mixer_control *)kcontrol->private_value;
395	unsigned int mask = (1 << fls(mc->max)) - 1;
396	int sel_unchecked = ucontrol->value.integer.value[0];
397	unsigned int sel;
398	unsigned int val = snd_soc_component_read(component, mc->reg);
399	unsigned int *select;
400
401	switch (mc->reg) {
402	case M98090_REG_MIC1_INPUT_LEVEL:
403		select = &(max98090->pa1en);
404		break;
405	case M98090_REG_MIC2_INPUT_LEVEL:
406		select = &(max98090->pa2en);
407		break;
408	case M98090_REG_ADC_SIDETONE:
409		select = &(max98090->sidetone);
410		break;
411	default:
412		return -EINVAL;
413	}
414
415	val = (val >> mc->shift) & mask;
416
417	if (sel_unchecked < 0 || sel_unchecked > mc->max)
418		return -EINVAL;
419	sel = sel_unchecked;
420
421	*select = sel;
422
423	/* Setting a volume is only valid if it is already On */
424	if (val >= 1) {
425		sel = sel + 1;
426	} else {
427		/* Write what was already there */
428		sel = val;
429	}
430
431	snd_soc_component_update_bits(component, mc->reg,
432		mask << mc->shift,
433		sel << mc->shift);
434
435	return *select != val;
436}
437
438static const char *max98090_perf_pwr_text[] =
439	{ "High Performance", "Low Power" };
440static const char *max98090_pwr_perf_text[] =
441	{ "Low Power", "High Performance" };
442
443static SOC_ENUM_SINGLE_DECL(max98090_vcmbandgap_enum,
444			    M98090_REG_BIAS_CONTROL,
445			    M98090_VCM_MODE_SHIFT,
446			    max98090_pwr_perf_text);
447
448static const char *max98090_osr128_text[] = { "64*fs", "128*fs" };
449
450static SOC_ENUM_SINGLE_DECL(max98090_osr128_enum,
451			    M98090_REG_ADC_CONTROL,
452			    M98090_OSR128_SHIFT,
453			    max98090_osr128_text);
454
455static const char *max98090_mode_text[] = { "Voice", "Music" };
456
457static SOC_ENUM_SINGLE_DECL(max98090_mode_enum,
458			    M98090_REG_FILTER_CONFIG,
459			    M98090_MODE_SHIFT,
460			    max98090_mode_text);
461
462static SOC_ENUM_SINGLE_DECL(max98090_filter_dmic34mode_enum,
463			    M98090_REG_FILTER_CONFIG,
464			    M98090_FLT_DMIC34MODE_SHIFT,
465			    max98090_mode_text);
466
467static const char *max98090_drcatk_text[] =
468	{ "0.5ms", "1ms", "5ms", "10ms", "25ms", "50ms", "100ms", "200ms" };
469
470static SOC_ENUM_SINGLE_DECL(max98090_drcatk_enum,
471			    M98090_REG_DRC_TIMING,
472			    M98090_DRCATK_SHIFT,
473			    max98090_drcatk_text);
474
475static const char *max98090_drcrls_text[] =
476	{ "8s", "4s", "2s", "1s", "0.5s", "0.25s", "0.125s", "0.0625s" };
477
478static SOC_ENUM_SINGLE_DECL(max98090_drcrls_enum,
479			    M98090_REG_DRC_TIMING,
480			    M98090_DRCRLS_SHIFT,
481			    max98090_drcrls_text);
482
483static const char *max98090_alccmp_text[] =
484	{ "1:1", "1:1.5", "1:2", "1:4", "1:INF" };
485
486static SOC_ENUM_SINGLE_DECL(max98090_alccmp_enum,
487			    M98090_REG_DRC_COMPRESSOR,
488			    M98090_DRCCMP_SHIFT,
489			    max98090_alccmp_text);
490
491static const char *max98090_drcexp_text[] = { "1:1", "2:1", "3:1" };
492
493static SOC_ENUM_SINGLE_DECL(max98090_drcexp_enum,
494			    M98090_REG_DRC_EXPANDER,
495			    M98090_DRCEXP_SHIFT,
496			    max98090_drcexp_text);
497
498static SOC_ENUM_SINGLE_DECL(max98090_dac_perfmode_enum,
499			    M98090_REG_DAC_CONTROL,
500			    M98090_PERFMODE_SHIFT,
501			    max98090_perf_pwr_text);
502
503static SOC_ENUM_SINGLE_DECL(max98090_dachp_enum,
504			    M98090_REG_DAC_CONTROL,
505			    M98090_DACHP_SHIFT,
506			    max98090_pwr_perf_text);
507
508static SOC_ENUM_SINGLE_DECL(max98090_adchp_enum,
509			    M98090_REG_ADC_CONTROL,
510			    M98090_ADCHP_SHIFT,
511			    max98090_pwr_perf_text);
512
513static const struct snd_kcontrol_new max98090_snd_controls[] = {
514	SOC_ENUM("MIC Bias VCM Bandgap", max98090_vcmbandgap_enum),
515
516	SOC_SINGLE("DMIC MIC Comp Filter Config", M98090_REG_DIGITAL_MIC_CONFIG,
517		M98090_DMIC_COMP_SHIFT, M98090_DMIC_COMP_NUM - 1, 0),
518
519	SOC_SINGLE_EXT_TLV("MIC1 Boost Volume",
520		M98090_REG_MIC1_INPUT_LEVEL, M98090_MIC_PA1EN_SHIFT,
521		M98090_MIC_PA1EN_NUM - 1, 0, max98090_get_enab_tlv,
522		max98090_put_enab_tlv, max98090_micboost_tlv),
523
524	SOC_SINGLE_EXT_TLV("MIC2 Boost Volume",
525		M98090_REG_MIC2_INPUT_LEVEL, M98090_MIC_PA2EN_SHIFT,
526		M98090_MIC_PA2EN_NUM - 1, 0, max98090_get_enab_tlv,
527		max98090_put_enab_tlv, max98090_micboost_tlv),
528
529	SOC_SINGLE_TLV("MIC1 Volume", M98090_REG_MIC1_INPUT_LEVEL,
530		M98090_MIC_PGAM1_SHIFT, M98090_MIC_PGAM1_NUM - 1, 1,
531		max98090_mic_tlv),
532
533	SOC_SINGLE_TLV("MIC2 Volume", M98090_REG_MIC2_INPUT_LEVEL,
534		M98090_MIC_PGAM2_SHIFT, M98090_MIC_PGAM2_NUM - 1, 1,
535		max98090_mic_tlv),
536
537	SOC_SINGLE_RANGE_TLV("LINEA Single Ended Volume",
538		M98090_REG_LINE_INPUT_LEVEL, M98090_MIXG135_SHIFT, 0,
539		M98090_MIXG135_NUM - 1, 1, max98090_line_single_ended_tlv),
540
541	SOC_SINGLE_RANGE_TLV("LINEB Single Ended Volume",
542		M98090_REG_LINE_INPUT_LEVEL, M98090_MIXG246_SHIFT, 0,
543		M98090_MIXG246_NUM - 1, 1, max98090_line_single_ended_tlv),
544
545	SOC_SINGLE_RANGE_TLV("LINEA Volume", M98090_REG_LINE_INPUT_LEVEL,
546		M98090_LINAPGA_SHIFT, 0, M98090_LINAPGA_NUM - 1, 1,
547		max98090_line_tlv),
548
549	SOC_SINGLE_RANGE_TLV("LINEB Volume", M98090_REG_LINE_INPUT_LEVEL,
550		M98090_LINBPGA_SHIFT, 0, M98090_LINBPGA_NUM - 1, 1,
551		max98090_line_tlv),
552
553	SOC_SINGLE("LINEA Ext Resistor Gain Mode", M98090_REG_INPUT_MODE,
554		M98090_EXTBUFA_SHIFT, M98090_EXTBUFA_NUM - 1, 0),
555	SOC_SINGLE("LINEB Ext Resistor Gain Mode", M98090_REG_INPUT_MODE,
556		M98090_EXTBUFB_SHIFT, M98090_EXTBUFB_NUM - 1, 0),
557
558	SOC_SINGLE_TLV("ADCL Boost Volume", M98090_REG_LEFT_ADC_LEVEL,
559		M98090_AVLG_SHIFT, M98090_AVLG_NUM - 1, 0,
560		max98090_avg_tlv),
561	SOC_SINGLE_TLV("ADCR Boost Volume", M98090_REG_RIGHT_ADC_LEVEL,
562		M98090_AVRG_SHIFT, M98090_AVLG_NUM - 1, 0,
563		max98090_avg_tlv),
564
565	SOC_SINGLE_TLV("ADCL Volume", M98090_REG_LEFT_ADC_LEVEL,
566		M98090_AVL_SHIFT, M98090_AVL_NUM - 1, 1,
567		max98090_av_tlv),
568	SOC_SINGLE_TLV("ADCR Volume", M98090_REG_RIGHT_ADC_LEVEL,
569		M98090_AVR_SHIFT, M98090_AVR_NUM - 1, 1,
570		max98090_av_tlv),
571
572	SOC_ENUM("ADC Oversampling Rate", max98090_osr128_enum),
573	SOC_SINGLE("ADC Quantizer Dither", M98090_REG_ADC_CONTROL,
574		M98090_ADCDITHER_SHIFT, M98090_ADCDITHER_NUM - 1, 0),
575	SOC_ENUM("ADC High Performance Mode", max98090_adchp_enum),
576
577	SOC_SINGLE("DAC Mono Mode", M98090_REG_IO_CONFIGURATION,
578		M98090_DMONO_SHIFT, M98090_DMONO_NUM - 1, 0),
579	SOC_SINGLE("SDIN Mode", M98090_REG_IO_CONFIGURATION,
580		M98090_SDIEN_SHIFT, M98090_SDIEN_NUM - 1, 0),
581	SOC_SINGLE("SDOUT Mode", M98090_REG_IO_CONFIGURATION,
582		M98090_SDOEN_SHIFT, M98090_SDOEN_NUM - 1, 0),
583	SOC_SINGLE("SDOUT Hi-Z Mode", M98090_REG_IO_CONFIGURATION,
584		M98090_HIZOFF_SHIFT, M98090_HIZOFF_NUM - 1, 1),
585	SOC_ENUM("Filter Mode", max98090_mode_enum),
586	SOC_SINGLE("Record Path DC Blocking", M98090_REG_FILTER_CONFIG,
587		M98090_AHPF_SHIFT, M98090_AHPF_NUM - 1, 0),
588	SOC_SINGLE("Playback Path DC Blocking", M98090_REG_FILTER_CONFIG,
589		M98090_DHPF_SHIFT, M98090_DHPF_NUM - 1, 0),
590	SOC_SINGLE_TLV("Digital BQ Volume", M98090_REG_ADC_BIQUAD_LEVEL,
591		M98090_AVBQ_SHIFT, M98090_AVBQ_NUM - 1, 1, max98090_dv_tlv),
592	SOC_SINGLE_EXT_TLV("Digital Sidetone Volume",
593		M98090_REG_ADC_SIDETONE, M98090_DVST_SHIFT,
594		M98090_DVST_NUM - 1, 1, max98090_get_enab_tlv,
595		max98090_put_enab_tlv, max98090_sdg_tlv),
596	SOC_SINGLE_TLV("Digital Coarse Volume", M98090_REG_DAI_PLAYBACK_LEVEL,
597		M98090_DVG_SHIFT, M98090_DVG_NUM - 1, 0,
598		max98090_dvg_tlv),
599	SOC_SINGLE_TLV("Digital Volume", M98090_REG_DAI_PLAYBACK_LEVEL,
600		M98090_DV_SHIFT, M98090_DV_NUM - 1, 1,
601		max98090_dv_tlv),
602	SND_SOC_BYTES("EQ Coefficients", M98090_REG_EQUALIZER_BASE, 105),
603	SOC_SINGLE("Digital EQ 3 Band Switch", M98090_REG_DSP_FILTER_ENABLE,
604		M98090_EQ3BANDEN_SHIFT, M98090_EQ3BANDEN_NUM - 1, 0),
605	SOC_SINGLE("Digital EQ 5 Band Switch", M98090_REG_DSP_FILTER_ENABLE,
606		M98090_EQ5BANDEN_SHIFT, M98090_EQ5BANDEN_NUM - 1, 0),
607	SOC_SINGLE("Digital EQ 7 Band Switch", M98090_REG_DSP_FILTER_ENABLE,
608		M98090_EQ7BANDEN_SHIFT, M98090_EQ7BANDEN_NUM - 1, 0),
609	SOC_SINGLE("Digital EQ Clipping Detection", M98090_REG_DAI_PLAYBACK_LEVEL_EQ,
610		M98090_EQCLPN_SHIFT, M98090_EQCLPN_NUM - 1,
611		1),
612	SOC_SINGLE_TLV("Digital EQ Volume", M98090_REG_DAI_PLAYBACK_LEVEL_EQ,
613		M98090_DVEQ_SHIFT, M98090_DVEQ_NUM - 1, 1,
614		max98090_dv_tlv),
615
616	SOC_SINGLE("ALC Enable", M98090_REG_DRC_TIMING,
617		M98090_DRCEN_SHIFT, M98090_DRCEN_NUM - 1, 0),
618	SOC_ENUM("ALC Attack Time", max98090_drcatk_enum),
619	SOC_ENUM("ALC Release Time", max98090_drcrls_enum),
620	SOC_SINGLE_TLV("ALC Make Up Volume", M98090_REG_DRC_GAIN,
621		M98090_DRCG_SHIFT, M98090_DRCG_NUM - 1, 0,
622		max98090_alcmakeup_tlv),
623	SOC_ENUM("ALC Compression Ratio", max98090_alccmp_enum),
624	SOC_ENUM("ALC Expansion Ratio", max98090_drcexp_enum),
625	SOC_SINGLE_TLV("ALC Compression Threshold Volume",
626		M98090_REG_DRC_COMPRESSOR, M98090_DRCTHC_SHIFT,
627		M98090_DRCTHC_NUM - 1, 1, max98090_alccomp_tlv),
628	SOC_SINGLE_TLV("ALC Expansion Threshold Volume",
629		M98090_REG_DRC_EXPANDER, M98090_DRCTHE_SHIFT,
630		M98090_DRCTHE_NUM - 1, 1, max98090_drcexp_tlv),
631
632	SOC_ENUM("DAC HP Playback Performance Mode",
633		max98090_dac_perfmode_enum),
634	SOC_ENUM("DAC High Performance Mode", max98090_dachp_enum),
635
636	SOC_SINGLE_TLV("Headphone Left Mixer Volume",
637		M98090_REG_HP_CONTROL, M98090_MIXHPLG_SHIFT,
638		M98090_MIXHPLG_NUM - 1, 1, max98090_mixout_tlv),
639	SOC_SINGLE_TLV("Headphone Right Mixer Volume",
640		M98090_REG_HP_CONTROL, M98090_MIXHPRG_SHIFT,
641		M98090_MIXHPRG_NUM - 1, 1, max98090_mixout_tlv),
642
643	SOC_SINGLE_TLV("Speaker Left Mixer Volume",
644		M98090_REG_SPK_CONTROL, M98090_MIXSPLG_SHIFT,
645		M98090_MIXSPLG_NUM - 1, 1, max98090_mixout_tlv),
646	SOC_SINGLE_TLV("Speaker Right Mixer Volume",
647		M98090_REG_SPK_CONTROL, M98090_MIXSPRG_SHIFT,
648		M98090_MIXSPRG_NUM - 1, 1, max98090_mixout_tlv),
649
650	SOC_SINGLE_TLV("Receiver Left Mixer Volume",
651		M98090_REG_RCV_LOUTL_CONTROL, M98090_MIXRCVLG_SHIFT,
652		M98090_MIXRCVLG_NUM - 1, 1, max98090_mixout_tlv),
653	SOC_SINGLE_TLV("Receiver Right Mixer Volume",
654		M98090_REG_LOUTR_CONTROL, M98090_MIXRCVRG_SHIFT,
655		M98090_MIXRCVRG_NUM - 1, 1, max98090_mixout_tlv),
656
657	SOC_DOUBLE_R_TLV("Headphone Volume", M98090_REG_LEFT_HP_VOLUME,
658		M98090_REG_RIGHT_HP_VOLUME, M98090_HPVOLL_SHIFT,
659		M98090_HPVOLL_NUM - 1, 0, max98090_hp_tlv),
660
661	SOC_DOUBLE_R_RANGE_TLV("Speaker Volume",
662		M98090_REG_LEFT_SPK_VOLUME, M98090_REG_RIGHT_SPK_VOLUME,
663		M98090_SPVOLL_SHIFT, 24, M98090_SPVOLL_NUM - 1 + 24,
664		0, max98090_spk_tlv),
665
666	SOC_DOUBLE_R_TLV("Receiver Volume", M98090_REG_RCV_LOUTL_VOLUME,
667		M98090_REG_LOUTR_VOLUME, M98090_RCVLVOL_SHIFT,
668		M98090_RCVLVOL_NUM - 1, 0, max98090_rcv_lout_tlv),
669
670	SOC_SINGLE("Headphone Left Switch", M98090_REG_LEFT_HP_VOLUME,
671		M98090_HPLM_SHIFT, 1, 1),
672	SOC_SINGLE("Headphone Right Switch", M98090_REG_RIGHT_HP_VOLUME,
673		M98090_HPRM_SHIFT, 1, 1),
674
675	SOC_SINGLE("Speaker Left Switch", M98090_REG_LEFT_SPK_VOLUME,
676		M98090_SPLM_SHIFT, 1, 1),
677	SOC_SINGLE("Speaker Right Switch", M98090_REG_RIGHT_SPK_VOLUME,
678		M98090_SPRM_SHIFT, 1, 1),
679
680	SOC_SINGLE("Receiver Left Switch", M98090_REG_RCV_LOUTL_VOLUME,
681		M98090_RCVLM_SHIFT, 1, 1),
682	SOC_SINGLE("Receiver Right Switch", M98090_REG_LOUTR_VOLUME,
683		M98090_RCVRM_SHIFT, 1, 1),
684
685	SOC_SINGLE("Zero-Crossing Detection", M98090_REG_LEVEL_CONTROL,
686		M98090_ZDENN_SHIFT, M98090_ZDENN_NUM - 1, 1),
687	SOC_SINGLE("Enhanced Vol Smoothing", M98090_REG_LEVEL_CONTROL,
688		M98090_VS2ENN_SHIFT, M98090_VS2ENN_NUM - 1, 1),
689	SOC_SINGLE("Volume Adjustment Smoothing", M98090_REG_LEVEL_CONTROL,
690		M98090_VSENN_SHIFT, M98090_VSENN_NUM - 1, 1),
691
692	SND_SOC_BYTES("Biquad Coefficients", M98090_REG_RECORD_BIQUAD_BASE, 15),
693	SOC_SINGLE("Biquad Switch", M98090_REG_DSP_FILTER_ENABLE,
694		M98090_ADCBQEN_SHIFT, M98090_ADCBQEN_NUM - 1, 0),
695};
696
697static const struct snd_kcontrol_new max98091_snd_controls[] = {
698
699	SOC_SINGLE("DMIC34 Zeropad", M98090_REG_SAMPLE_RATE,
700		M98090_DMIC34_ZEROPAD_SHIFT,
701		M98090_DMIC34_ZEROPAD_NUM - 1, 0),
702
703	SOC_ENUM("Filter DMIC34 Mode", max98090_filter_dmic34mode_enum),
704	SOC_SINGLE("DMIC34 DC Blocking", M98090_REG_FILTER_CONFIG,
705		M98090_FLT_DMIC34HPF_SHIFT,
706		M98090_FLT_DMIC34HPF_NUM - 1, 0),
707
708	SOC_SINGLE_TLV("DMIC3 Boost Volume", M98090_REG_DMIC3_VOLUME,
709		M98090_DMIC_AV3G_SHIFT, M98090_DMIC_AV3G_NUM - 1, 0,
710		max98090_avg_tlv),
711	SOC_SINGLE_TLV("DMIC4 Boost Volume", M98090_REG_DMIC4_VOLUME,
712		M98090_DMIC_AV4G_SHIFT, M98090_DMIC_AV4G_NUM - 1, 0,
713		max98090_avg_tlv),
714
715	SOC_SINGLE_TLV("DMIC3 Volume", M98090_REG_DMIC3_VOLUME,
716		M98090_DMIC_AV3_SHIFT, M98090_DMIC_AV3_NUM - 1, 1,
717		max98090_av_tlv),
718	SOC_SINGLE_TLV("DMIC4 Volume", M98090_REG_DMIC4_VOLUME,
719		M98090_DMIC_AV4_SHIFT, M98090_DMIC_AV4_NUM - 1, 1,
720		max98090_av_tlv),
721
722	SND_SOC_BYTES("DMIC34 Biquad Coefficients",
723		M98090_REG_DMIC34_BIQUAD_BASE, 15),
724	SOC_SINGLE("DMIC34 Biquad Switch", M98090_REG_DSP_FILTER_ENABLE,
725		M98090_DMIC34BQEN_SHIFT, M98090_DMIC34BQEN_NUM - 1, 0),
726
727	SOC_SINGLE_TLV("DMIC34 BQ PreAttenuation Volume",
728		M98090_REG_DMIC34_BQ_PREATTEN, M98090_AV34BQ_SHIFT,
729		M98090_AV34BQ_NUM - 1, 1, max98090_dv_tlv),
730};
731
732static int max98090_micinput_event(struct snd_soc_dapm_widget *w,
733				 struct snd_kcontrol *kcontrol, int event)
734{
735	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
736	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
737
738	unsigned int val = snd_soc_component_read(component, w->reg);
739
740	if (w->reg == M98090_REG_MIC1_INPUT_LEVEL)
741		val = (val & M98090_MIC_PA1EN_MASK) >> M98090_MIC_PA1EN_SHIFT;
742	else
743		val = (val & M98090_MIC_PA2EN_MASK) >> M98090_MIC_PA2EN_SHIFT;
744
745	if (val >= 1) {
746		if (w->reg == M98090_REG_MIC1_INPUT_LEVEL) {
747			max98090->pa1en = val - 1; /* Update for volatile */
748		} else {
749			max98090->pa2en = val - 1; /* Update for volatile */
750		}
751	}
752
753	switch (event) {
754	case SND_SOC_DAPM_POST_PMU:
755		/* If turning on, set to most recently selected volume */
756		if (w->reg == M98090_REG_MIC1_INPUT_LEVEL)
757			val = max98090->pa1en + 1;
758		else
759			val = max98090->pa2en + 1;
760		break;
761	case SND_SOC_DAPM_POST_PMD:
762		/* If turning off, turn off */
763		val = 0;
764		break;
765	default:
766		return -EINVAL;
767	}
768
769	if (w->reg == M98090_REG_MIC1_INPUT_LEVEL)
770		snd_soc_component_update_bits(component, w->reg, M98090_MIC_PA1EN_MASK,
771			val << M98090_MIC_PA1EN_SHIFT);
772	else
773		snd_soc_component_update_bits(component, w->reg, M98090_MIC_PA2EN_MASK,
774			val << M98090_MIC_PA2EN_SHIFT);
775
776	return 0;
777}
778
779static int max98090_shdn_event(struct snd_soc_dapm_widget *w,
780				 struct snd_kcontrol *kcontrol, int event)
781{
782	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
783	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
784
785	if (event & SND_SOC_DAPM_POST_PMU)
786		max98090->shdn_pending = true;
787
788	return 0;
789
790}
791
792static const char *mic1_mux_text[] = { "IN12", "IN56" };
793
794static SOC_ENUM_SINGLE_DECL(mic1_mux_enum,
795			    M98090_REG_INPUT_MODE,
796			    M98090_EXTMIC1_SHIFT,
797			    mic1_mux_text);
798
799static const struct snd_kcontrol_new max98090_mic1_mux =
800	SOC_DAPM_ENUM("MIC1 Mux", mic1_mux_enum);
801
802static const char *mic2_mux_text[] = { "IN34", "IN56" };
803
804static SOC_ENUM_SINGLE_DECL(mic2_mux_enum,
805			    M98090_REG_INPUT_MODE,
806			    M98090_EXTMIC2_SHIFT,
807			    mic2_mux_text);
808
809static const struct snd_kcontrol_new max98090_mic2_mux =
810	SOC_DAPM_ENUM("MIC2 Mux", mic2_mux_enum);
811
812static const char *dmic_mux_text[] = { "ADC", "DMIC" };
813
814static SOC_ENUM_SINGLE_VIRT_DECL(dmic_mux_enum, dmic_mux_text);
815
816static const struct snd_kcontrol_new max98090_dmic_mux =
817	SOC_DAPM_ENUM("DMIC Mux", dmic_mux_enum);
818
819/* LINEA mixer switch */
820static const struct snd_kcontrol_new max98090_linea_mixer_controls[] = {
821	SOC_DAPM_SINGLE("IN1 Switch", M98090_REG_LINE_INPUT_CONFIG,
822		M98090_IN1SEEN_SHIFT, 1, 0),
823	SOC_DAPM_SINGLE("IN3 Switch", M98090_REG_LINE_INPUT_CONFIG,
824		M98090_IN3SEEN_SHIFT, 1, 0),
825	SOC_DAPM_SINGLE("IN5 Switch", M98090_REG_LINE_INPUT_CONFIG,
826		M98090_IN5SEEN_SHIFT, 1, 0),
827	SOC_DAPM_SINGLE("IN34 Switch", M98090_REG_LINE_INPUT_CONFIG,
828		M98090_IN34DIFF_SHIFT, 1, 0),
829};
830
831/* LINEB mixer switch */
832static const struct snd_kcontrol_new max98090_lineb_mixer_controls[] = {
833	SOC_DAPM_SINGLE("IN2 Switch", M98090_REG_LINE_INPUT_CONFIG,
834		M98090_IN2SEEN_SHIFT, 1, 0),
835	SOC_DAPM_SINGLE("IN4 Switch", M98090_REG_LINE_INPUT_CONFIG,
836		M98090_IN4SEEN_SHIFT, 1, 0),
837	SOC_DAPM_SINGLE("IN6 Switch", M98090_REG_LINE_INPUT_CONFIG,
838		M98090_IN6SEEN_SHIFT, 1, 0),
839	SOC_DAPM_SINGLE("IN56 Switch", M98090_REG_LINE_INPUT_CONFIG,
840		M98090_IN56DIFF_SHIFT, 1, 0),
841};
842
843/* Left ADC mixer switch */
844static const struct snd_kcontrol_new max98090_left_adc_mixer_controls[] = {
845	SOC_DAPM_SINGLE("IN12 Switch", M98090_REG_LEFT_ADC_MIXER,
846		M98090_MIXADL_IN12DIFF_SHIFT, 1, 0),
847	SOC_DAPM_SINGLE("IN34 Switch", M98090_REG_LEFT_ADC_MIXER,
848		M98090_MIXADL_IN34DIFF_SHIFT, 1, 0),
849	SOC_DAPM_SINGLE("IN56 Switch", M98090_REG_LEFT_ADC_MIXER,
850		M98090_MIXADL_IN65DIFF_SHIFT, 1, 0),
851	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LEFT_ADC_MIXER,
852		M98090_MIXADL_LINEA_SHIFT, 1, 0),
853	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LEFT_ADC_MIXER,
854		M98090_MIXADL_LINEB_SHIFT, 1, 0),
855	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LEFT_ADC_MIXER,
856		M98090_MIXADL_MIC1_SHIFT, 1, 0),
857	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LEFT_ADC_MIXER,
858		M98090_MIXADL_MIC2_SHIFT, 1, 0),
859};
860
861/* Right ADC mixer switch */
862static const struct snd_kcontrol_new max98090_right_adc_mixer_controls[] = {
863	SOC_DAPM_SINGLE("IN12 Switch", M98090_REG_RIGHT_ADC_MIXER,
864		M98090_MIXADR_IN12DIFF_SHIFT, 1, 0),
865	SOC_DAPM_SINGLE("IN34 Switch", M98090_REG_RIGHT_ADC_MIXER,
866		M98090_MIXADR_IN34DIFF_SHIFT, 1, 0),
867	SOC_DAPM_SINGLE("IN56 Switch", M98090_REG_RIGHT_ADC_MIXER,
868		M98090_MIXADR_IN65DIFF_SHIFT, 1, 0),
869	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RIGHT_ADC_MIXER,
870		M98090_MIXADR_LINEA_SHIFT, 1, 0),
871	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RIGHT_ADC_MIXER,
872		M98090_MIXADR_LINEB_SHIFT, 1, 0),
873	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RIGHT_ADC_MIXER,
874		M98090_MIXADR_MIC1_SHIFT, 1, 0),
875	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RIGHT_ADC_MIXER,
876		M98090_MIXADR_MIC2_SHIFT, 1, 0),
877};
878
879static const char *lten_mux_text[] = { "Normal", "Loopthrough" };
880
881static SOC_ENUM_SINGLE_DECL(ltenl_mux_enum,
882			    M98090_REG_IO_CONFIGURATION,
883			    M98090_LTEN_SHIFT,
884			    lten_mux_text);
885
886static SOC_ENUM_SINGLE_DECL(ltenr_mux_enum,
887			    M98090_REG_IO_CONFIGURATION,
888			    M98090_LTEN_SHIFT,
889			    lten_mux_text);
890
891static const struct snd_kcontrol_new max98090_ltenl_mux =
892	SOC_DAPM_ENUM("LTENL Mux", ltenl_mux_enum);
893
894static const struct snd_kcontrol_new max98090_ltenr_mux =
895	SOC_DAPM_ENUM("LTENR Mux", ltenr_mux_enum);
896
897static const char *lben_mux_text[] = { "Normal", "Loopback" };
898
899static SOC_ENUM_SINGLE_DECL(lbenl_mux_enum,
900			    M98090_REG_IO_CONFIGURATION,
901			    M98090_LBEN_SHIFT,
902			    lben_mux_text);
903
904static SOC_ENUM_SINGLE_DECL(lbenr_mux_enum,
905			    M98090_REG_IO_CONFIGURATION,
906			    M98090_LBEN_SHIFT,
907			    lben_mux_text);
908
909static const struct snd_kcontrol_new max98090_lbenl_mux =
910	SOC_DAPM_ENUM("LBENL Mux", lbenl_mux_enum);
911
912static const struct snd_kcontrol_new max98090_lbenr_mux =
913	SOC_DAPM_ENUM("LBENR Mux", lbenr_mux_enum);
914
915static const char *stenl_mux_text[] = { "Normal", "Sidetone Left" };
916
917static const char *stenr_mux_text[] = { "Normal", "Sidetone Right" };
918
919static SOC_ENUM_SINGLE_DECL(stenl_mux_enum,
920			    M98090_REG_ADC_SIDETONE,
921			    M98090_DSTSL_SHIFT,
922			    stenl_mux_text);
923
924static SOC_ENUM_SINGLE_DECL(stenr_mux_enum,
925			    M98090_REG_ADC_SIDETONE,
926			    M98090_DSTSR_SHIFT,
927			    stenr_mux_text);
928
929static const struct snd_kcontrol_new max98090_stenl_mux =
930	SOC_DAPM_ENUM("STENL Mux", stenl_mux_enum);
931
932static const struct snd_kcontrol_new max98090_stenr_mux =
933	SOC_DAPM_ENUM("STENR Mux", stenr_mux_enum);
934
935/* Left speaker mixer switch */
936static const struct
937	snd_kcontrol_new max98090_left_speaker_mixer_controls[] = {
938	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_LEFT_SPK_MIXER,
939		M98090_MIXSPL_DACL_SHIFT, 1, 0),
940	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_LEFT_SPK_MIXER,
941		M98090_MIXSPL_DACR_SHIFT, 1, 0),
942	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LEFT_SPK_MIXER,
943		M98090_MIXSPL_LINEA_SHIFT, 1, 0),
944	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LEFT_SPK_MIXER,
945		M98090_MIXSPL_LINEB_SHIFT, 1, 0),
946	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LEFT_SPK_MIXER,
947		M98090_MIXSPL_MIC1_SHIFT, 1, 0),
948	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LEFT_SPK_MIXER,
949		M98090_MIXSPL_MIC2_SHIFT, 1, 0),
950};
951
952/* Right speaker mixer switch */
953static const struct
954	snd_kcontrol_new max98090_right_speaker_mixer_controls[] = {
955	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_RIGHT_SPK_MIXER,
956		M98090_MIXSPR_DACL_SHIFT, 1, 0),
957	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_RIGHT_SPK_MIXER,
958		M98090_MIXSPR_DACR_SHIFT, 1, 0),
959	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RIGHT_SPK_MIXER,
960		M98090_MIXSPR_LINEA_SHIFT, 1, 0),
961	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RIGHT_SPK_MIXER,
962		M98090_MIXSPR_LINEB_SHIFT, 1, 0),
963	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RIGHT_SPK_MIXER,
964		M98090_MIXSPR_MIC1_SHIFT, 1, 0),
965	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RIGHT_SPK_MIXER,
966		M98090_MIXSPR_MIC2_SHIFT, 1, 0),
967};
968
969/* Left headphone mixer switch */
970static const struct snd_kcontrol_new max98090_left_hp_mixer_controls[] = {
971	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_LEFT_HP_MIXER,
972		M98090_MIXHPL_DACL_SHIFT, 1, 0),
973	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_LEFT_HP_MIXER,
974		M98090_MIXHPL_DACR_SHIFT, 1, 0),
975	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LEFT_HP_MIXER,
976		M98090_MIXHPL_LINEA_SHIFT, 1, 0),
977	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LEFT_HP_MIXER,
978		M98090_MIXHPL_LINEB_SHIFT, 1, 0),
979	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LEFT_HP_MIXER,
980		M98090_MIXHPL_MIC1_SHIFT, 1, 0),
981	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LEFT_HP_MIXER,
982		M98090_MIXHPL_MIC2_SHIFT, 1, 0),
983};
984
985/* Right headphone mixer switch */
986static const struct snd_kcontrol_new max98090_right_hp_mixer_controls[] = {
987	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_RIGHT_HP_MIXER,
988		M98090_MIXHPR_DACL_SHIFT, 1, 0),
989	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_RIGHT_HP_MIXER,
990		M98090_MIXHPR_DACR_SHIFT, 1, 0),
991	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RIGHT_HP_MIXER,
992		M98090_MIXHPR_LINEA_SHIFT, 1, 0),
993	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RIGHT_HP_MIXER,
994		M98090_MIXHPR_LINEB_SHIFT, 1, 0),
995	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RIGHT_HP_MIXER,
996		M98090_MIXHPR_MIC1_SHIFT, 1, 0),
997	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RIGHT_HP_MIXER,
998		M98090_MIXHPR_MIC2_SHIFT, 1, 0),
999};
1000
1001/* Left receiver mixer switch */
1002static const struct snd_kcontrol_new max98090_left_rcv_mixer_controls[] = {
1003	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_RCV_LOUTL_MIXER,
1004		M98090_MIXRCVL_DACL_SHIFT, 1, 0),
1005	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_RCV_LOUTL_MIXER,
1006		M98090_MIXRCVL_DACR_SHIFT, 1, 0),
1007	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RCV_LOUTL_MIXER,
1008		M98090_MIXRCVL_LINEA_SHIFT, 1, 0),
1009	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RCV_LOUTL_MIXER,
1010		M98090_MIXRCVL_LINEB_SHIFT, 1, 0),
1011	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RCV_LOUTL_MIXER,
1012		M98090_MIXRCVL_MIC1_SHIFT, 1, 0),
1013	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RCV_LOUTL_MIXER,
1014		M98090_MIXRCVL_MIC2_SHIFT, 1, 0),
1015};
1016
1017/* Right receiver mixer switch */
1018static const struct snd_kcontrol_new max98090_right_rcv_mixer_controls[] = {
1019	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_LOUTR_MIXER,
1020		M98090_MIXRCVR_DACL_SHIFT, 1, 0),
1021	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_LOUTR_MIXER,
1022		M98090_MIXRCVR_DACR_SHIFT, 1, 0),
1023	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LOUTR_MIXER,
1024		M98090_MIXRCVR_LINEA_SHIFT, 1, 0),
1025	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LOUTR_MIXER,
1026		M98090_MIXRCVR_LINEB_SHIFT, 1, 0),
1027	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LOUTR_MIXER,
1028		M98090_MIXRCVR_MIC1_SHIFT, 1, 0),
1029	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LOUTR_MIXER,
1030		M98090_MIXRCVR_MIC2_SHIFT, 1, 0),
1031};
1032
1033static const char *linmod_mux_text[] = { "Left Only", "Left and Right" };
1034
1035static SOC_ENUM_SINGLE_DECL(linmod_mux_enum,
1036			    M98090_REG_LOUTR_MIXER,
1037			    M98090_LINMOD_SHIFT,
1038			    linmod_mux_text);
1039
1040static const struct snd_kcontrol_new max98090_linmod_mux =
1041	SOC_DAPM_ENUM("LINMOD Mux", linmod_mux_enum);
1042
1043static const char *mixhpsel_mux_text[] = { "DAC Only", "HP Mixer" };
1044
1045/*
1046 * This is a mux as it selects the HP output, but to DAPM it is a Mixer enable
1047 */
1048static SOC_ENUM_SINGLE_DECL(mixhplsel_mux_enum,
1049			    M98090_REG_HP_CONTROL,
1050			    M98090_MIXHPLSEL_SHIFT,
1051			    mixhpsel_mux_text);
1052
1053static const struct snd_kcontrol_new max98090_mixhplsel_mux =
1054	SOC_DAPM_ENUM("MIXHPLSEL Mux", mixhplsel_mux_enum);
1055
1056static SOC_ENUM_SINGLE_DECL(mixhprsel_mux_enum,
1057			    M98090_REG_HP_CONTROL,
1058			    M98090_MIXHPRSEL_SHIFT,
1059			    mixhpsel_mux_text);
1060
1061static const struct snd_kcontrol_new max98090_mixhprsel_mux =
1062	SOC_DAPM_ENUM("MIXHPRSEL Mux", mixhprsel_mux_enum);
1063
1064static const struct snd_soc_dapm_widget max98090_dapm_widgets[] = {
1065	SND_SOC_DAPM_INPUT("MIC1"),
1066	SND_SOC_DAPM_INPUT("MIC2"),
1067	SND_SOC_DAPM_INPUT("DMICL"),
1068	SND_SOC_DAPM_INPUT("DMICR"),
1069	SND_SOC_DAPM_INPUT("IN1"),
1070	SND_SOC_DAPM_INPUT("IN2"),
1071	SND_SOC_DAPM_INPUT("IN3"),
1072	SND_SOC_DAPM_INPUT("IN4"),
1073	SND_SOC_DAPM_INPUT("IN5"),
1074	SND_SOC_DAPM_INPUT("IN6"),
1075	SND_SOC_DAPM_INPUT("IN12"),
1076	SND_SOC_DAPM_INPUT("IN34"),
1077	SND_SOC_DAPM_INPUT("IN56"),
1078
1079	SND_SOC_DAPM_SUPPLY("MICBIAS", M98090_REG_INPUT_ENABLE,
1080		M98090_MBEN_SHIFT, 0, NULL, 0),
1081	SND_SOC_DAPM_SUPPLY("SHDN", M98090_REG_DEVICE_SHUTDOWN,
1082		M98090_SHDNN_SHIFT, 0, NULL, 0),
1083	SND_SOC_DAPM_SUPPLY("SDIEN", M98090_REG_IO_CONFIGURATION,
1084		M98090_SDIEN_SHIFT, 0, NULL, 0),
1085	SND_SOC_DAPM_SUPPLY("SDOEN", M98090_REG_IO_CONFIGURATION,
1086		M98090_SDOEN_SHIFT, 0, NULL, 0),
1087	SND_SOC_DAPM_SUPPLY("DMICL_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1088		 M98090_DIGMICL_SHIFT, 0, max98090_shdn_event,
1089			SND_SOC_DAPM_POST_PMU),
1090	SND_SOC_DAPM_SUPPLY("DMICR_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1091		 M98090_DIGMICR_SHIFT, 0, max98090_shdn_event,
1092			 SND_SOC_DAPM_POST_PMU),
1093	SND_SOC_DAPM_SUPPLY("AHPF", M98090_REG_FILTER_CONFIG,
1094		M98090_AHPF_SHIFT, 0, NULL, 0),
1095
1096/*
1097 * Note: Sysclk and misc power supplies are taken care of by SHDN
1098 */
1099
1100	SND_SOC_DAPM_MUX("MIC1 Mux", SND_SOC_NOPM,
1101		0, 0, &max98090_mic1_mux),
1102
1103	SND_SOC_DAPM_MUX("MIC2 Mux", SND_SOC_NOPM,
1104		0, 0, &max98090_mic2_mux),
1105
1106	SND_SOC_DAPM_MUX("DMIC Mux", SND_SOC_NOPM, 0, 0, &max98090_dmic_mux),
1107
1108	SND_SOC_DAPM_PGA_E("MIC1 Input", M98090_REG_MIC1_INPUT_LEVEL,
1109		M98090_MIC_PA1EN_SHIFT, 0, NULL, 0, max98090_micinput_event,
1110		SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1111
1112	SND_SOC_DAPM_PGA_E("MIC2 Input", M98090_REG_MIC2_INPUT_LEVEL,
1113		M98090_MIC_PA2EN_SHIFT, 0, NULL, 0, max98090_micinput_event,
1114		SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1115
1116	SND_SOC_DAPM_MIXER("LINEA Mixer", SND_SOC_NOPM, 0, 0,
1117		&max98090_linea_mixer_controls[0],
1118		ARRAY_SIZE(max98090_linea_mixer_controls)),
1119
1120	SND_SOC_DAPM_MIXER("LINEB Mixer", SND_SOC_NOPM, 0, 0,
1121		&max98090_lineb_mixer_controls[0],
1122		ARRAY_SIZE(max98090_lineb_mixer_controls)),
1123
1124	SND_SOC_DAPM_PGA("LINEA Input", M98090_REG_INPUT_ENABLE,
1125		M98090_LINEAEN_SHIFT, 0, NULL, 0),
1126	SND_SOC_DAPM_PGA("LINEB Input", M98090_REG_INPUT_ENABLE,
1127		M98090_LINEBEN_SHIFT, 0, NULL, 0),
1128
1129	SND_SOC_DAPM_MIXER("Left ADC Mixer", SND_SOC_NOPM, 0, 0,
1130		&max98090_left_adc_mixer_controls[0],
1131		ARRAY_SIZE(max98090_left_adc_mixer_controls)),
1132
1133	SND_SOC_DAPM_MIXER("Right ADC Mixer", SND_SOC_NOPM, 0, 0,
1134		&max98090_right_adc_mixer_controls[0],
1135		ARRAY_SIZE(max98090_right_adc_mixer_controls)),
1136
1137	SND_SOC_DAPM_ADC_E("ADCL", NULL, M98090_REG_INPUT_ENABLE,
1138		M98090_ADLEN_SHIFT, 0, max98090_shdn_event,
1139		SND_SOC_DAPM_POST_PMU),
1140	SND_SOC_DAPM_ADC_E("ADCR", NULL, M98090_REG_INPUT_ENABLE,
1141		M98090_ADREN_SHIFT, 0, max98090_shdn_event,
1142		SND_SOC_DAPM_POST_PMU),
1143
1144	SND_SOC_DAPM_AIF_OUT("AIFOUTL", "HiFi Capture", 0,
1145		SND_SOC_NOPM, 0, 0),
1146	SND_SOC_DAPM_AIF_OUT("AIFOUTR", "HiFi Capture", 1,
1147		SND_SOC_NOPM, 0, 0),
1148
1149	SND_SOC_DAPM_MUX("LBENL Mux", SND_SOC_NOPM,
1150		0, 0, &max98090_lbenl_mux),
1151
1152	SND_SOC_DAPM_MUX("LBENR Mux", SND_SOC_NOPM,
1153		0, 0, &max98090_lbenr_mux),
1154
1155	SND_SOC_DAPM_MUX("LTENL Mux", SND_SOC_NOPM,
1156		0, 0, &max98090_ltenl_mux),
1157
1158	SND_SOC_DAPM_MUX("LTENR Mux", SND_SOC_NOPM,
1159		0, 0, &max98090_ltenr_mux),
1160
1161	SND_SOC_DAPM_MUX("STENL Mux", SND_SOC_NOPM,
1162		0, 0, &max98090_stenl_mux),
1163
1164	SND_SOC_DAPM_MUX("STENR Mux", SND_SOC_NOPM,
1165		0, 0, &max98090_stenr_mux),
1166
1167	SND_SOC_DAPM_AIF_IN("AIFINL", "HiFi Playback", 0, SND_SOC_NOPM, 0, 0),
1168	SND_SOC_DAPM_AIF_IN("AIFINR", "HiFi Playback", 1, SND_SOC_NOPM, 0, 0),
1169
1170	SND_SOC_DAPM_DAC("DACL", NULL, M98090_REG_OUTPUT_ENABLE,
1171		M98090_DALEN_SHIFT, 0),
1172	SND_SOC_DAPM_DAC("DACR", NULL, M98090_REG_OUTPUT_ENABLE,
1173		M98090_DAREN_SHIFT, 0),
1174
1175	SND_SOC_DAPM_MIXER("Left Headphone Mixer", SND_SOC_NOPM, 0, 0,
1176		&max98090_left_hp_mixer_controls[0],
1177		ARRAY_SIZE(max98090_left_hp_mixer_controls)),
1178
1179	SND_SOC_DAPM_MIXER("Right Headphone Mixer", SND_SOC_NOPM, 0, 0,
1180		&max98090_right_hp_mixer_controls[0],
1181		ARRAY_SIZE(max98090_right_hp_mixer_controls)),
1182
1183	SND_SOC_DAPM_MIXER("Left Speaker Mixer", SND_SOC_NOPM, 0, 0,
1184		&max98090_left_speaker_mixer_controls[0],
1185		ARRAY_SIZE(max98090_left_speaker_mixer_controls)),
1186
1187	SND_SOC_DAPM_MIXER("Right Speaker Mixer", SND_SOC_NOPM, 0, 0,
1188		&max98090_right_speaker_mixer_controls[0],
1189		ARRAY_SIZE(max98090_right_speaker_mixer_controls)),
1190
1191	SND_SOC_DAPM_MIXER("Left Receiver Mixer", SND_SOC_NOPM, 0, 0,
1192		&max98090_left_rcv_mixer_controls[0],
1193		ARRAY_SIZE(max98090_left_rcv_mixer_controls)),
1194
1195	SND_SOC_DAPM_MIXER("Right Receiver Mixer", SND_SOC_NOPM, 0, 0,
1196		&max98090_right_rcv_mixer_controls[0],
1197		ARRAY_SIZE(max98090_right_rcv_mixer_controls)),
1198
1199	SND_SOC_DAPM_MUX("LINMOD Mux", SND_SOC_NOPM, 0, 0,
1200		&max98090_linmod_mux),
1201
1202	SND_SOC_DAPM_MUX("MIXHPLSEL Mux", SND_SOC_NOPM, 0, 0,
1203		&max98090_mixhplsel_mux),
1204
1205	SND_SOC_DAPM_MUX("MIXHPRSEL Mux", SND_SOC_NOPM, 0, 0,
1206		&max98090_mixhprsel_mux),
1207
1208	SND_SOC_DAPM_PGA("HP Left Out", M98090_REG_OUTPUT_ENABLE,
1209		M98090_HPLEN_SHIFT, 0, NULL, 0),
1210	SND_SOC_DAPM_PGA("HP Right Out", M98090_REG_OUTPUT_ENABLE,
1211		M98090_HPREN_SHIFT, 0, NULL, 0),
1212
1213	SND_SOC_DAPM_PGA("SPK Left Out", M98090_REG_OUTPUT_ENABLE,
1214		M98090_SPLEN_SHIFT, 0, NULL, 0),
1215	SND_SOC_DAPM_PGA("SPK Right Out", M98090_REG_OUTPUT_ENABLE,
1216		M98090_SPREN_SHIFT, 0, NULL, 0),
1217
1218	SND_SOC_DAPM_PGA("RCV Left Out", M98090_REG_OUTPUT_ENABLE,
1219		M98090_RCVLEN_SHIFT, 0, NULL, 0),
1220	SND_SOC_DAPM_PGA("RCV Right Out", M98090_REG_OUTPUT_ENABLE,
1221		M98090_RCVREN_SHIFT, 0, NULL, 0),
1222
1223	SND_SOC_DAPM_OUTPUT("HPL"),
1224	SND_SOC_DAPM_OUTPUT("HPR"),
1225	SND_SOC_DAPM_OUTPUT("SPKL"),
1226	SND_SOC_DAPM_OUTPUT("SPKR"),
1227	SND_SOC_DAPM_OUTPUT("RCVL"),
1228	SND_SOC_DAPM_OUTPUT("RCVR"),
1229};
1230
1231static const struct snd_soc_dapm_widget max98091_dapm_widgets[] = {
1232	SND_SOC_DAPM_INPUT("DMIC3"),
1233	SND_SOC_DAPM_INPUT("DMIC4"),
1234
1235	SND_SOC_DAPM_SUPPLY("DMIC3_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1236		 M98090_DIGMIC3_SHIFT, 0, NULL, 0),
1237	SND_SOC_DAPM_SUPPLY("DMIC4_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1238		 M98090_DIGMIC4_SHIFT, 0, NULL, 0),
1239};
1240
1241static const struct snd_soc_dapm_route max98090_dapm_routes[] = {
1242	{"MIC1 Input", NULL, "MIC1"},
1243	{"MIC2 Input", NULL, "MIC2"},
1244
1245	{"DMICL", NULL, "DMICL_ENA"},
1246	{"DMICL", NULL, "DMICR_ENA"},
1247	{"DMICR", NULL, "DMICL_ENA"},
1248	{"DMICR", NULL, "DMICR_ENA"},
1249	{"DMICL", NULL, "AHPF"},
1250	{"DMICR", NULL, "AHPF"},
1251
1252	/* MIC1 input mux */
1253	{"MIC1 Mux", "IN12", "IN12"},
1254	{"MIC1 Mux", "IN56", "IN56"},
1255
1256	/* MIC2 input mux */
1257	{"MIC2 Mux", "IN34", "IN34"},
1258	{"MIC2 Mux", "IN56", "IN56"},
1259
1260	{"MIC1 Input", NULL, "MIC1 Mux"},
1261	{"MIC2 Input", NULL, "MIC2 Mux"},
1262
1263	/* Left ADC input mixer */
1264	{"Left ADC Mixer", "IN12 Switch", "IN12"},
1265	{"Left ADC Mixer", "IN34 Switch", "IN34"},
1266	{"Left ADC Mixer", "IN56 Switch", "IN56"},
1267	{"Left ADC Mixer", "LINEA Switch", "LINEA Input"},
1268	{"Left ADC Mixer", "LINEB Switch", "LINEB Input"},
1269	{"Left ADC Mixer", "MIC1 Switch", "MIC1 Input"},
1270	{"Left ADC Mixer", "MIC2 Switch", "MIC2 Input"},
1271
1272	/* Right ADC input mixer */
1273	{"Right ADC Mixer", "IN12 Switch", "IN12"},
1274	{"Right ADC Mixer", "IN34 Switch", "IN34"},
1275	{"Right ADC Mixer", "IN56 Switch", "IN56"},
1276	{"Right ADC Mixer", "LINEA Switch", "LINEA Input"},
1277	{"Right ADC Mixer", "LINEB Switch", "LINEB Input"},
1278	{"Right ADC Mixer", "MIC1 Switch", "MIC1 Input"},
1279	{"Right ADC Mixer", "MIC2 Switch", "MIC2 Input"},
1280
1281	/* Line A input mixer */
1282	{"LINEA Mixer", "IN1 Switch", "IN1"},
1283	{"LINEA Mixer", "IN3 Switch", "IN3"},
1284	{"LINEA Mixer", "IN5 Switch", "IN5"},
1285	{"LINEA Mixer", "IN34 Switch", "IN34"},
1286
1287	/* Line B input mixer */
1288	{"LINEB Mixer", "IN2 Switch", "IN2"},
1289	{"LINEB Mixer", "IN4 Switch", "IN4"},
1290	{"LINEB Mixer", "IN6 Switch", "IN6"},
1291	{"LINEB Mixer", "IN56 Switch", "IN56"},
1292
1293	{"LINEA Input", NULL, "LINEA Mixer"},
1294	{"LINEB Input", NULL, "LINEB Mixer"},
1295
1296	/* Inputs */
1297	{"ADCL", NULL, "Left ADC Mixer"},
1298	{"ADCR", NULL, "Right ADC Mixer"},
1299	{"ADCL", NULL, "SHDN"},
1300	{"ADCR", NULL, "SHDN"},
1301
1302	{"DMIC Mux", "ADC", "ADCL"},
1303	{"DMIC Mux", "ADC", "ADCR"},
1304	{"DMIC Mux", "DMIC", "DMICL"},
1305	{"DMIC Mux", "DMIC", "DMICR"},
1306
1307	{"LBENL Mux", "Normal", "DMIC Mux"},
1308	{"LBENL Mux", "Loopback", "LTENL Mux"},
1309	{"LBENR Mux", "Normal", "DMIC Mux"},
1310	{"LBENR Mux", "Loopback", "LTENR Mux"},
1311
1312	{"AIFOUTL", NULL, "LBENL Mux"},
1313	{"AIFOUTR", NULL, "LBENR Mux"},
1314	{"AIFOUTL", NULL, "SHDN"},
1315	{"AIFOUTR", NULL, "SHDN"},
1316	{"AIFOUTL", NULL, "SDOEN"},
1317	{"AIFOUTR", NULL, "SDOEN"},
1318
1319	{"LTENL Mux", "Normal", "AIFINL"},
1320	{"LTENL Mux", "Loopthrough", "LBENL Mux"},
1321	{"LTENR Mux", "Normal", "AIFINR"},
1322	{"LTENR Mux", "Loopthrough", "LBENR Mux"},
1323
1324	{"DACL", NULL, "LTENL Mux"},
1325	{"DACR", NULL, "LTENR Mux"},
1326
1327	{"STENL Mux", "Sidetone Left", "ADCL"},
1328	{"STENL Mux", "Sidetone Left", "DMICL"},
1329	{"STENR Mux", "Sidetone Right", "ADCR"},
1330	{"STENR Mux", "Sidetone Right", "DMICR"},
1331	{"DACL", NULL, "STENL Mux"},
1332	{"DACR", NULL, "STENR Mux"},
1333
1334	{"AIFINL", NULL, "SHDN"},
1335	{"AIFINR", NULL, "SHDN"},
1336	{"AIFINL", NULL, "SDIEN"},
1337	{"AIFINR", NULL, "SDIEN"},
1338	{"DACL", NULL, "SHDN"},
1339	{"DACR", NULL, "SHDN"},
1340
1341	/* Left headphone output mixer */
1342	{"Left Headphone Mixer", "Left DAC Switch", "DACL"},
1343	{"Left Headphone Mixer", "Right DAC Switch", "DACR"},
1344	{"Left Headphone Mixer", "MIC1 Switch", "MIC1 Input"},
1345	{"Left Headphone Mixer", "MIC2 Switch", "MIC2 Input"},
1346	{"Left Headphone Mixer", "LINEA Switch", "LINEA Input"},
1347	{"Left Headphone Mixer", "LINEB Switch", "LINEB Input"},
1348
1349	/* Right headphone output mixer */
1350	{"Right Headphone Mixer", "Left DAC Switch", "DACL"},
1351	{"Right Headphone Mixer", "Right DAC Switch", "DACR"},
1352	{"Right Headphone Mixer", "MIC1 Switch", "MIC1 Input"},
1353	{"Right Headphone Mixer", "MIC2 Switch", "MIC2 Input"},
1354	{"Right Headphone Mixer", "LINEA Switch", "LINEA Input"},
1355	{"Right Headphone Mixer", "LINEB Switch", "LINEB Input"},
1356
1357	/* Left speaker output mixer */
1358	{"Left Speaker Mixer", "Left DAC Switch", "DACL"},
1359	{"Left Speaker Mixer", "Right DAC Switch", "DACR"},
1360	{"Left Speaker Mixer", "MIC1 Switch", "MIC1 Input"},
1361	{"Left Speaker Mixer", "MIC2 Switch", "MIC2 Input"},
1362	{"Left Speaker Mixer", "LINEA Switch", "LINEA Input"},
1363	{"Left Speaker Mixer", "LINEB Switch", "LINEB Input"},
1364
1365	/* Right speaker output mixer */
1366	{"Right Speaker Mixer", "Left DAC Switch", "DACL"},
1367	{"Right Speaker Mixer", "Right DAC Switch", "DACR"},
1368	{"Right Speaker Mixer", "MIC1 Switch", "MIC1 Input"},
1369	{"Right Speaker Mixer", "MIC2 Switch", "MIC2 Input"},
1370	{"Right Speaker Mixer", "LINEA Switch", "LINEA Input"},
1371	{"Right Speaker Mixer", "LINEB Switch", "LINEB Input"},
1372
1373	/* Left Receiver output mixer */
1374	{"Left Receiver Mixer", "Left DAC Switch", "DACL"},
1375	{"Left Receiver Mixer", "Right DAC Switch", "DACR"},
1376	{"Left Receiver Mixer", "MIC1 Switch", "MIC1 Input"},
1377	{"Left Receiver Mixer", "MIC2 Switch", "MIC2 Input"},
1378	{"Left Receiver Mixer", "LINEA Switch", "LINEA Input"},
1379	{"Left Receiver Mixer", "LINEB Switch", "LINEB Input"},
1380
1381	/* Right Receiver output mixer */
1382	{"Right Receiver Mixer", "Left DAC Switch", "DACL"},
1383	{"Right Receiver Mixer", "Right DAC Switch", "DACR"},
1384	{"Right Receiver Mixer", "MIC1 Switch", "MIC1 Input"},
1385	{"Right Receiver Mixer", "MIC2 Switch", "MIC2 Input"},
1386	{"Right Receiver Mixer", "LINEA Switch", "LINEA Input"},
1387	{"Right Receiver Mixer", "LINEB Switch", "LINEB Input"},
1388
1389	{"MIXHPLSEL Mux", "HP Mixer", "Left Headphone Mixer"},
1390
1391	/*
1392	 * Disable this for lowest power if bypassing
1393	 * the DAC with an analog signal
1394	 */
1395	{"HP Left Out", NULL, "DACL"},
1396	{"HP Left Out", NULL, "MIXHPLSEL Mux"},
1397
1398	{"MIXHPRSEL Mux", "HP Mixer", "Right Headphone Mixer"},
1399
1400	/*
1401	 * Disable this for lowest power if bypassing
1402	 * the DAC with an analog signal
1403	 */
1404	{"HP Right Out", NULL, "DACR"},
1405	{"HP Right Out", NULL, "MIXHPRSEL Mux"},
1406
1407	{"SPK Left Out", NULL, "Left Speaker Mixer"},
1408	{"SPK Right Out", NULL, "Right Speaker Mixer"},
1409	{"RCV Left Out", NULL, "Left Receiver Mixer"},
1410
1411	{"LINMOD Mux", "Left and Right", "Right Receiver Mixer"},
1412	{"LINMOD Mux", "Left Only",  "Left Receiver Mixer"},
1413	{"RCV Right Out", NULL, "LINMOD Mux"},
1414
1415	{"HPL", NULL, "HP Left Out"},
1416	{"HPR", NULL, "HP Right Out"},
1417	{"SPKL", NULL, "SPK Left Out"},
1418	{"SPKR", NULL, "SPK Right Out"},
1419	{"RCVL", NULL, "RCV Left Out"},
1420	{"RCVR", NULL, "RCV Right Out"},
1421};
1422
1423static const struct snd_soc_dapm_route max98091_dapm_routes[] = {
1424	/* DMIC inputs */
1425	{"DMIC3", NULL, "DMIC3_ENA"},
1426	{"DMIC4", NULL, "DMIC4_ENA"},
1427	{"DMIC3", NULL, "AHPF"},
1428	{"DMIC4", NULL, "AHPF"},
1429};
1430
1431static int max98090_add_widgets(struct snd_soc_component *component)
1432{
1433	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1434	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
1435
1436	snd_soc_add_component_controls(component, max98090_snd_controls,
1437		ARRAY_SIZE(max98090_snd_controls));
1438
1439	if (max98090->devtype == MAX98091) {
1440		snd_soc_add_component_controls(component, max98091_snd_controls,
1441			ARRAY_SIZE(max98091_snd_controls));
1442	}
1443
1444	snd_soc_dapm_new_controls(dapm, max98090_dapm_widgets,
1445		ARRAY_SIZE(max98090_dapm_widgets));
1446
1447	snd_soc_dapm_add_routes(dapm, max98090_dapm_routes,
1448		ARRAY_SIZE(max98090_dapm_routes));
1449
1450	if (max98090->devtype == MAX98091) {
1451		snd_soc_dapm_new_controls(dapm, max98091_dapm_widgets,
1452			ARRAY_SIZE(max98091_dapm_widgets));
1453
1454		snd_soc_dapm_add_routes(dapm, max98091_dapm_routes,
1455			ARRAY_SIZE(max98091_dapm_routes));
1456	}
1457
1458	return 0;
1459}
1460
1461static const int pclk_rates[] = {
1462	12000000, 12000000, 13000000, 13000000,
1463	16000000, 16000000, 19200000, 19200000
1464};
1465
1466static const int lrclk_rates[] = {
1467	8000, 16000, 8000, 16000,
1468	8000, 16000, 8000, 16000
1469};
1470
1471static const int user_pclk_rates[] = {
1472	13000000, 13000000, 19200000, 19200000,
1473};
1474
1475static const int user_lrclk_rates[] = {
1476	44100, 48000, 44100, 48000,
1477};
1478
1479static const unsigned long long ni_value[] = {
1480	3528, 768, 441, 8
1481};
1482
1483static const unsigned long long mi_value[] = {
1484	8125, 1625, 1500, 25
1485};
1486
1487static void max98090_configure_bclk(struct snd_soc_component *component)
1488{
1489	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1490	unsigned long long ni;
1491	int i;
1492
1493	if (!max98090->sysclk) {
1494		dev_err(component->dev, "No SYSCLK configured\n");
1495		return;
1496	}
1497
1498	if (!max98090->bclk || !max98090->lrclk) {
1499		dev_err(component->dev, "No audio clocks configured\n");
1500		return;
1501	}
1502
1503	/* Skip configuration when operating as slave */
1504	if (!(snd_soc_component_read(component, M98090_REG_MASTER_MODE) &
1505		M98090_MAS_MASK)) {
1506		return;
1507	}
1508
1509	/* Check for supported PCLK to LRCLK ratios */
1510	for (i = 0; i < ARRAY_SIZE(pclk_rates); i++) {
1511		if ((pclk_rates[i] == max98090->sysclk) &&
1512			(lrclk_rates[i] == max98090->lrclk)) {
1513			dev_dbg(component->dev,
1514				"Found supported PCLK to LRCLK rates 0x%x\n",
1515				i + 0x8);
1516
1517			snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1518				M98090_FREQ_MASK,
1519				(i + 0x8) << M98090_FREQ_SHIFT);
1520			snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1521				M98090_USE_M1_MASK, 0);
1522			return;
1523		}
1524	}
1525
1526	/* Check for user calculated MI and NI ratios */
1527	for (i = 0; i < ARRAY_SIZE(user_pclk_rates); i++) {
1528		if ((user_pclk_rates[i] == max98090->sysclk) &&
1529			(user_lrclk_rates[i] == max98090->lrclk)) {
1530			dev_dbg(component->dev,
1531				"Found user supported PCLK to LRCLK rates\n");
1532			dev_dbg(component->dev, "i %d ni %lld mi %lld\n",
1533				i, ni_value[i], mi_value[i]);
1534
1535			snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1536				M98090_FREQ_MASK, 0);
1537			snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1538				M98090_USE_M1_MASK,
1539					1 << M98090_USE_M1_SHIFT);
1540
1541			snd_soc_component_write(component, M98090_REG_CLOCK_RATIO_NI_MSB,
1542				(ni_value[i] >> 8) & 0x7F);
1543			snd_soc_component_write(component, M98090_REG_CLOCK_RATIO_NI_LSB,
1544				ni_value[i] & 0xFF);
1545			snd_soc_component_write(component, M98090_REG_CLOCK_RATIO_MI_MSB,
1546				(mi_value[i] >> 8) & 0x7F);
1547			snd_soc_component_write(component, M98090_REG_CLOCK_RATIO_MI_LSB,
1548				mi_value[i] & 0xFF);
1549
1550			return;
1551		}
1552	}
1553
1554	/*
1555	 * Calculate based on MI = 65536 (not as good as either method above)
1556	 */
1557	snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1558		M98090_FREQ_MASK, 0);
1559	snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1560		M98090_USE_M1_MASK, 0);
1561
1562	/*
1563	 * Configure NI when operating as master
1564	 * Note: There is a small, but significant audio quality improvement
1565	 * by calculating ni and mi.
1566	 */
1567	ni = 65536ULL * (max98090->lrclk < 50000 ? 96ULL : 48ULL)
1568			* (unsigned long long int)max98090->lrclk;
1569	do_div(ni, (unsigned long long int)max98090->sysclk);
1570	dev_info(component->dev, "No better method found\n");
1571	dev_info(component->dev, "Calculating ni %lld with mi 65536\n", ni);
1572	snd_soc_component_write(component, M98090_REG_CLOCK_RATIO_NI_MSB,
1573		(ni >> 8) & 0x7F);
1574	snd_soc_component_write(component, M98090_REG_CLOCK_RATIO_NI_LSB, ni & 0xFF);
1575}
1576
1577static int max98090_dai_set_fmt(struct snd_soc_dai *codec_dai,
1578				 unsigned int fmt)
1579{
1580	struct snd_soc_component *component = codec_dai->component;
1581	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1582	struct max98090_cdata *cdata;
1583	u8 regval;
1584
1585	max98090->dai_fmt = fmt;
1586	cdata = &max98090->dai[0];
1587
1588	if (fmt != cdata->fmt) {
1589		cdata->fmt = fmt;
1590
1591		regval = 0;
1592		switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1593		case SND_SOC_DAIFMT_CBS_CFS:
1594			/* Set to slave mode PLL - MAS mode off */
1595			snd_soc_component_write(component,
1596				M98090_REG_CLOCK_RATIO_NI_MSB, 0x00);
1597			snd_soc_component_write(component,
1598				M98090_REG_CLOCK_RATIO_NI_LSB, 0x00);
1599			snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1600				M98090_USE_M1_MASK, 0);
1601			max98090->master = false;
1602			break;
1603		case SND_SOC_DAIFMT_CBM_CFM:
1604			/* Set to master mode */
1605			if (max98090->tdm_slots == 4) {
1606				/* TDM */
1607				regval |= M98090_MAS_MASK |
1608					M98090_BSEL_64;
1609			} else if (max98090->tdm_slots == 3) {
1610				/* TDM */
1611				regval |= M98090_MAS_MASK |
1612					M98090_BSEL_48;
1613			} else {
1614				/* Few TDM slots, or No TDM */
1615				regval |= M98090_MAS_MASK |
1616					M98090_BSEL_32;
1617			}
1618			max98090->master = true;
1619			break;
1620		case SND_SOC_DAIFMT_CBS_CFM:
1621		case SND_SOC_DAIFMT_CBM_CFS:
1622		default:
1623			dev_err(component->dev, "DAI clock mode unsupported");
1624			return -EINVAL;
1625		}
1626		snd_soc_component_write(component, M98090_REG_MASTER_MODE, regval);
1627
1628		regval = 0;
1629		switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1630		case SND_SOC_DAIFMT_I2S:
1631			regval |= M98090_DLY_MASK;
1632			break;
1633		case SND_SOC_DAIFMT_LEFT_J:
1634			break;
1635		case SND_SOC_DAIFMT_RIGHT_J:
1636			regval |= M98090_RJ_MASK;
1637			break;
1638		case SND_SOC_DAIFMT_DSP_A:
1639			/* Not supported mode */
1640		default:
1641			dev_err(component->dev, "DAI format unsupported");
1642			return -EINVAL;
1643		}
1644
1645		switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1646		case SND_SOC_DAIFMT_NB_NF:
1647			break;
1648		case SND_SOC_DAIFMT_NB_IF:
1649			regval |= M98090_WCI_MASK;
1650			break;
1651		case SND_SOC_DAIFMT_IB_NF:
1652			regval |= M98090_BCI_MASK;
1653			break;
1654		case SND_SOC_DAIFMT_IB_IF:
1655			regval |= M98090_BCI_MASK|M98090_WCI_MASK;
1656			break;
1657		default:
1658			dev_err(component->dev, "DAI invert mode unsupported");
1659			return -EINVAL;
1660		}
1661
1662		/*
1663		 * This accommodates an inverted logic in the MAX98090 chip
1664		 * for Bit Clock Invert (BCI). The inverted logic is only
1665		 * seen for the case of TDM mode. The remaining cases have
1666		 * normal logic.
1667		 */
1668		if (max98090->tdm_slots > 1)
1669			regval ^= M98090_BCI_MASK;
1670
1671		snd_soc_component_write(component,
1672			M98090_REG_INTERFACE_FORMAT, regval);
1673	}
1674
1675	return 0;
1676}
1677
1678static int max98090_set_tdm_slot(struct snd_soc_dai *codec_dai,
1679	unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width)
1680{
1681	struct snd_soc_component *component = codec_dai->component;
1682	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1683	struct max98090_cdata *cdata;
1684	cdata = &max98090->dai[0];
1685
1686	if (slots < 0 || slots > 4)
1687		return -EINVAL;
1688
1689	max98090->tdm_slots = slots;
1690	max98090->tdm_width = slot_width;
1691
1692	if (max98090->tdm_slots > 1) {
1693		/* SLOTL SLOTR SLOTDLY */
1694		snd_soc_component_write(component, M98090_REG_TDM_FORMAT,
1695			0 << M98090_TDM_SLOTL_SHIFT |
1696			1 << M98090_TDM_SLOTR_SHIFT |
1697			0 << M98090_TDM_SLOTDLY_SHIFT);
1698
1699		/* FSW TDM */
1700		snd_soc_component_update_bits(component, M98090_REG_TDM_CONTROL,
1701			M98090_TDM_MASK,
1702			M98090_TDM_MASK);
1703	}
1704
1705	/*
1706	 * Normally advisable to set TDM first, but this permits either order
1707	 */
1708	cdata->fmt = 0;
1709	max98090_dai_set_fmt(codec_dai, max98090->dai_fmt);
1710
1711	return 0;
1712}
1713
1714static int max98090_set_bias_level(struct snd_soc_component *component,
1715				   enum snd_soc_bias_level level)
1716{
1717	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1718	int ret;
1719
1720	switch (level) {
1721	case SND_SOC_BIAS_ON:
1722		break;
1723
1724	case SND_SOC_BIAS_PREPARE:
1725		/*
1726		 * SND_SOC_BIAS_PREPARE is called while preparing for a
1727		 * transition to ON or away from ON. If current bias_level
1728		 * is SND_SOC_BIAS_ON, then it is preparing for a transition
1729		 * away from ON. Disable the clock in that case, otherwise
1730		 * enable it.
1731		 */
1732		if (IS_ERR(max98090->mclk))
1733			break;
1734
1735		if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_ON) {
1736			clk_disable_unprepare(max98090->mclk);
1737		} else {
1738			ret = clk_prepare_enable(max98090->mclk);
1739			if (ret)
1740				return ret;
1741		}
1742		break;
1743
1744	case SND_SOC_BIAS_STANDBY:
1745		if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
1746			ret = regcache_sync(max98090->regmap);
1747			if (ret != 0) {
1748				dev_err(component->dev,
1749					"Failed to sync cache: %d\n", ret);
1750				return ret;
1751			}
1752		}
1753		break;
1754
1755	case SND_SOC_BIAS_OFF:
1756		/* Set internal pull-up to lowest power mode */
1757		snd_soc_component_update_bits(component, M98090_REG_JACK_DETECT,
1758			M98090_JDWK_MASK, M98090_JDWK_MASK);
1759		regcache_mark_dirty(max98090->regmap);
1760		break;
1761	}
1762	return 0;
1763}
1764
1765static const int dmic_divisors[] = { 2, 3, 4, 5, 6, 8 };
1766
1767static const int comp_lrclk_rates[] = {
1768	8000, 16000, 32000, 44100, 48000, 96000
1769};
1770
1771struct dmic_table {
1772	int pclk;
1773	struct {
1774		int freq;
1775		int comp[6]; /* One each for 8, 16, 32, 44.1, 48, and 96 kHz */
1776	} settings[6]; /* One for each dmic divisor. */
1777};
1778
1779static const struct dmic_table dmic_table[] = { /* One for each pclk freq. */
1780	{
1781		.pclk = 11289600,
1782		.settings = {
1783			{ .freq = 2, .comp = { 7, 8, 3, 3, 3, 3 } },
1784			{ .freq = 1, .comp = { 7, 8, 2, 2, 2, 2 } },
1785			{ .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1786			{ .freq = 0, .comp = { 7, 8, 6, 6, 6, 6 } },
1787			{ .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1788			{ .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1789		},
1790	},
1791	{
1792		.pclk = 12000000,
1793		.settings = {
1794			{ .freq = 2, .comp = { 7, 8, 3, 3, 3, 3 } },
1795			{ .freq = 1, .comp = { 7, 8, 2, 2, 2, 2 } },
1796			{ .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1797			{ .freq = 0, .comp = { 7, 8, 5, 5, 6, 6 } },
1798			{ .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1799			{ .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1800		}
1801	},
1802	{
1803		.pclk = 12288000,
1804		.settings = {
1805			{ .freq = 2, .comp = { 7, 8, 3, 3, 3, 3 } },
1806			{ .freq = 1, .comp = { 7, 8, 2, 2, 2, 2 } },
1807			{ .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1808			{ .freq = 0, .comp = { 7, 8, 6, 6, 6, 6 } },
1809			{ .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1810			{ .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1811		}
1812	},
1813	{
1814		.pclk = 13000000,
1815		.settings = {
1816			{ .freq = 2, .comp = { 7, 8, 1, 1, 1, 1 } },
1817			{ .freq = 1, .comp = { 7, 8, 0, 0, 0, 0 } },
1818			{ .freq = 0, .comp = { 7, 8, 1, 1, 1, 1 } },
1819			{ .freq = 0, .comp = { 7, 8, 4, 4, 5, 5 } },
1820			{ .freq = 0, .comp = { 7, 8, 1, 1, 1, 1 } },
1821			{ .freq = 0, .comp = { 7, 8, 1, 1, 1, 1 } },
1822		}
1823	},
1824	{
1825		.pclk = 19200000,
1826		.settings = {
1827			{ .freq = 2, .comp = { 0, 0, 0, 0, 0, 0 } },
1828			{ .freq = 1, .comp = { 7, 8, 1, 1, 1, 1 } },
1829			{ .freq = 0, .comp = { 7, 8, 5, 5, 6, 6 } },
1830			{ .freq = 0, .comp = { 7, 8, 2, 2, 3, 3 } },
1831			{ .freq = 0, .comp = { 7, 8, 1, 1, 2, 2 } },
1832			{ .freq = 0, .comp = { 7, 8, 5, 5, 6, 6 } },
1833		}
1834	},
1835};
1836
1837static int max98090_find_divisor(int target_freq, int pclk)
1838{
1839	int current_diff = INT_MAX;
1840	int test_diff = INT_MAX;
1841	int divisor_index = 0;
1842	int i;
1843
1844	for (i = 0; i < ARRAY_SIZE(dmic_divisors); i++) {
1845		test_diff = abs(target_freq - (pclk / dmic_divisors[i]));
1846		if (test_diff < current_diff) {
1847			current_diff = test_diff;
1848			divisor_index = i;
1849		}
1850	}
1851
1852	return divisor_index;
1853}
1854
1855static int max98090_find_closest_pclk(int pclk)
1856{
1857	int m1;
1858	int m2;
1859	int i;
1860
1861	for (i = 0; i < ARRAY_SIZE(dmic_table); i++) {
1862		if (pclk == dmic_table[i].pclk)
1863			return i;
1864		if (pclk < dmic_table[i].pclk) {
1865			if (i == 0)
1866				return i;
1867			m1 = pclk - dmic_table[i-1].pclk;
1868			m2 = dmic_table[i].pclk - pclk;
1869			if (m1 < m2)
1870				return i - 1;
1871			else
1872				return i;
1873		}
1874	}
1875
1876	return -EINVAL;
1877}
1878
1879static int max98090_configure_dmic(struct max98090_priv *max98090,
1880				   int target_dmic_clk, int pclk, int fs)
1881{
1882	int micclk_index;
1883	int pclk_index;
1884	int dmic_freq;
1885	int dmic_comp;
1886	int i;
1887
1888	pclk_index = max98090_find_closest_pclk(pclk);
1889	if (pclk_index < 0)
1890		return pclk_index;
1891
1892	micclk_index = max98090_find_divisor(target_dmic_clk, pclk);
1893
1894	for (i = 0; i < ARRAY_SIZE(comp_lrclk_rates) - 1; i++) {
1895		if (fs <= (comp_lrclk_rates[i] + comp_lrclk_rates[i+1]) / 2)
1896			break;
1897	}
1898
1899	dmic_freq = dmic_table[pclk_index].settings[micclk_index].freq;
1900	dmic_comp = dmic_table[pclk_index].settings[micclk_index].comp[i];
1901
1902	regmap_update_bits(max98090->regmap, M98090_REG_DIGITAL_MIC_ENABLE,
1903			   M98090_MICCLK_MASK,
1904			   micclk_index << M98090_MICCLK_SHIFT);
1905
1906	regmap_update_bits(max98090->regmap, M98090_REG_DIGITAL_MIC_CONFIG,
1907			   M98090_DMIC_COMP_MASK | M98090_DMIC_FREQ_MASK,
1908			   dmic_comp << M98090_DMIC_COMP_SHIFT |
1909			   dmic_freq << M98090_DMIC_FREQ_SHIFT);
1910
1911	return 0;
1912}
1913
1914static int max98090_dai_startup(struct snd_pcm_substream *substream,
1915				struct snd_soc_dai *dai)
1916{
1917	struct snd_soc_component *component = dai->component;
1918	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1919	unsigned int fmt = max98090->dai_fmt;
1920
1921	/* Remove 24-bit format support if it is not in right justified mode. */
1922	if ((fmt & SND_SOC_DAIFMT_FORMAT_MASK) != SND_SOC_DAIFMT_RIGHT_J) {
1923		substream->runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
1924		snd_pcm_hw_constraint_msbits(substream->runtime, 0, 16, 16);
1925	}
1926	return 0;
1927}
1928
1929static int max98090_dai_hw_params(struct snd_pcm_substream *substream,
1930				   struct snd_pcm_hw_params *params,
1931				   struct snd_soc_dai *dai)
1932{
1933	struct snd_soc_component *component = dai->component;
1934	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1935	struct max98090_cdata *cdata;
1936
1937	cdata = &max98090->dai[0];
1938	max98090->bclk = snd_soc_params_to_bclk(params);
1939	if (params_channels(params) == 1)
1940		max98090->bclk *= 2;
1941
1942	max98090->lrclk = params_rate(params);
1943
1944	switch (params_width(params)) {
1945	case 16:
1946		snd_soc_component_update_bits(component, M98090_REG_INTERFACE_FORMAT,
1947			M98090_WS_MASK, 0);
1948		break;
1949	default:
1950		return -EINVAL;
1951	}
1952
1953	if (max98090->master)
1954		max98090_configure_bclk(component);
1955
1956	cdata->rate = max98090->lrclk;
1957
1958	/* Update filter mode */
1959	if (max98090->lrclk < 24000)
1960		snd_soc_component_update_bits(component, M98090_REG_FILTER_CONFIG,
1961			M98090_MODE_MASK, 0);
1962	else
1963		snd_soc_component_update_bits(component, M98090_REG_FILTER_CONFIG,
1964			M98090_MODE_MASK, M98090_MODE_MASK);
1965
1966	/* Update sample rate mode */
1967	if (max98090->lrclk < 50000)
1968		snd_soc_component_update_bits(component, M98090_REG_FILTER_CONFIG,
1969			M98090_DHF_MASK, 0);
1970	else
1971		snd_soc_component_update_bits(component, M98090_REG_FILTER_CONFIG,
1972			M98090_DHF_MASK, M98090_DHF_MASK);
1973
1974	max98090_configure_dmic(max98090, max98090->dmic_freq, max98090->pclk,
1975				max98090->lrclk);
1976
1977	return 0;
1978}
1979
1980/*
1981 * PLL / Sysclk
1982 */
1983static int max98090_dai_set_sysclk(struct snd_soc_dai *dai,
1984				   int clk_id, unsigned int freq, int dir)
1985{
1986	struct snd_soc_component *component = dai->component;
1987	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1988
1989	/* Requested clock frequency is already setup */
1990	if (freq == max98090->sysclk)
1991		return 0;
1992
1993	if (!IS_ERR(max98090->mclk)) {
1994		freq = clk_round_rate(max98090->mclk, freq);
1995		clk_set_rate(max98090->mclk, freq);
1996	}
1997
1998	/* Setup clocks for slave mode, and using the PLL
1999	 * PSCLK = 0x01 (when master clk is 10MHz to 20MHz)
2000	 *		 0x02 (when master clk is 20MHz to 40MHz)..
2001	 *		 0x03 (when master clk is 40MHz to 60MHz)..
2002	 */
2003	if ((freq >= 10000000) && (freq <= 20000000)) {
2004		snd_soc_component_write(component, M98090_REG_SYSTEM_CLOCK,
2005			M98090_PSCLK_DIV1);
2006		max98090->pclk = freq;
2007	} else if ((freq > 20000000) && (freq <= 40000000)) {
2008		snd_soc_component_write(component, M98090_REG_SYSTEM_CLOCK,
2009			M98090_PSCLK_DIV2);
2010		max98090->pclk = freq >> 1;
2011	} else if ((freq > 40000000) && (freq <= 60000000)) {
2012		snd_soc_component_write(component, M98090_REG_SYSTEM_CLOCK,
2013			M98090_PSCLK_DIV4);
2014		max98090->pclk = freq >> 2;
2015	} else {
2016		dev_err(component->dev, "Invalid master clock frequency\n");
2017		return -EINVAL;
2018	}
2019
2020	max98090->sysclk = freq;
2021
2022	return 0;
2023}
2024
2025static int max98090_dai_mute(struct snd_soc_dai *codec_dai, int mute,
2026			     int direction)
2027{
2028	struct snd_soc_component *component = codec_dai->component;
2029	int regval;
2030
2031	regval = mute ? M98090_DVM_MASK : 0;
2032	snd_soc_component_update_bits(component, M98090_REG_DAI_PLAYBACK_LEVEL,
2033		M98090_DVM_MASK, regval);
2034
2035	return 0;
2036}
2037
2038static int max98090_dai_trigger(struct snd_pcm_substream *substream, int cmd,
2039				struct snd_soc_dai *dai)
2040{
2041	struct snd_soc_component *component = dai->component;
2042	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2043
2044	switch (cmd) {
2045	case SNDRV_PCM_TRIGGER_START:
2046	case SNDRV_PCM_TRIGGER_RESUME:
2047	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
2048		if (!max98090->master && snd_soc_dai_active(dai) == 1)
2049			queue_delayed_work(system_power_efficient_wq,
2050					   &max98090->pll_det_enable_work,
2051					   msecs_to_jiffies(10));
2052		break;
2053	case SNDRV_PCM_TRIGGER_STOP:
2054	case SNDRV_PCM_TRIGGER_SUSPEND:
2055	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
2056		if (!max98090->master && snd_soc_dai_active(dai) == 1)
2057			schedule_work(&max98090->pll_det_disable_work);
2058		break;
2059	default:
2060		break;
2061	}
2062
2063	return 0;
2064}
2065
2066static void max98090_pll_det_enable_work(struct work_struct *work)
2067{
2068	struct max98090_priv *max98090 =
2069		container_of(work, struct max98090_priv,
2070			     pll_det_enable_work.work);
2071	struct snd_soc_component *component = max98090->component;
2072	unsigned int status, mask;
2073
2074	/*
2075	 * Clear status register in order to clear possibly already occurred
2076	 * PLL unlock. If PLL hasn't still locked, the status will be set
2077	 * again and PLL unlock interrupt will occur.
2078	 * Note this will clear all status bits
2079	 */
2080	regmap_read(max98090->regmap, M98090_REG_DEVICE_STATUS, &status);
2081
2082	/*
2083	 * Queue jack work in case jack state has just changed but handler
2084	 * hasn't run yet
2085	 */
2086	regmap_read(max98090->regmap, M98090_REG_INTERRUPT_S, &mask);
2087	status &= mask;
2088	if (status & M98090_JDET_MASK)
2089		queue_delayed_work(system_power_efficient_wq,
2090				   &max98090->jack_work,
2091				   msecs_to_jiffies(100));
2092
2093	/* Enable PLL unlock interrupt */
2094	snd_soc_component_update_bits(component, M98090_REG_INTERRUPT_S,
2095			    M98090_IULK_MASK,
2096			    1 << M98090_IULK_SHIFT);
2097}
2098
2099static void max98090_pll_det_disable_work(struct work_struct *work)
2100{
2101	struct max98090_priv *max98090 =
2102		container_of(work, struct max98090_priv, pll_det_disable_work);
2103	struct snd_soc_component *component = max98090->component;
2104
2105	cancel_delayed_work_sync(&max98090->pll_det_enable_work);
2106
2107	/* Disable PLL unlock interrupt */
2108	snd_soc_component_update_bits(component, M98090_REG_INTERRUPT_S,
2109			    M98090_IULK_MASK, 0);
2110}
2111
2112static void max98090_pll_work(struct max98090_priv *max98090)
2113{
2114	struct snd_soc_component *component = max98090->component;
2115	unsigned int pll;
2116	int i;
2117
2118	if (!snd_soc_component_active(component))
2119		return;
2120
2121	dev_info_ratelimited(component->dev, "PLL unlocked\n");
2122
2123	/*
2124	 * As the datasheet suggested, the maximum PLL lock time should be
2125	 * 7 msec.  The workaround resets the codec softly by toggling SHDN
2126	 * off and on if PLL failed to lock for 10 msec.  Notably, there is
2127	 * no suggested hold time for SHDN off.
2128	 */
2129
2130	/* Toggle shutdown OFF then ON */
2131	snd_soc_component_update_bits(component, M98090_REG_DEVICE_SHUTDOWN,
2132			    M98090_SHDNN_MASK, 0);
2133	snd_soc_component_update_bits(component, M98090_REG_DEVICE_SHUTDOWN,
2134			    M98090_SHDNN_MASK, M98090_SHDNN_MASK);
2135
2136	for (i = 0; i < 10; ++i) {
2137		/* Give PLL time to lock */
2138		usleep_range(1000, 1200);
2139
2140		/* Check lock status */
2141		pll = snd_soc_component_read(
2142				component, M98090_REG_DEVICE_STATUS);
2143		if (!(pll & M98090_ULK_MASK))
2144			break;
2145	}
2146}
2147
2148static void max98090_jack_work(struct work_struct *work)
2149{
2150	struct max98090_priv *max98090 = container_of(work,
2151		struct max98090_priv,
2152		jack_work.work);
2153	struct snd_soc_component *component = max98090->component;
2154	int status = 0;
2155	int reg;
2156
2157	/* Read a second time */
2158	if (max98090->jack_state == M98090_JACK_STATE_NO_HEADSET) {
2159
2160		/* Strong pull up allows mic detection */
2161		snd_soc_component_update_bits(component, M98090_REG_JACK_DETECT,
2162			M98090_JDWK_MASK, 0);
2163
2164		msleep(50);
2165
2166		reg = snd_soc_component_read(component, M98090_REG_JACK_STATUS);
2167
2168		/* Weak pull up allows only insertion detection */
2169		snd_soc_component_update_bits(component, M98090_REG_JACK_DETECT,
2170			M98090_JDWK_MASK, M98090_JDWK_MASK);
2171	} else {
2172		reg = snd_soc_component_read(component, M98090_REG_JACK_STATUS);
2173	}
2174
2175	reg = snd_soc_component_read(component, M98090_REG_JACK_STATUS);
2176
2177	switch (reg & (M98090_LSNS_MASK | M98090_JKSNS_MASK)) {
2178		case M98090_LSNS_MASK | M98090_JKSNS_MASK:
2179			dev_dbg(component->dev, "No Headset Detected\n");
2180
2181			max98090->jack_state = M98090_JACK_STATE_NO_HEADSET;
2182
2183			status |= 0;
2184
2185			break;
2186
2187		case 0:
2188			if (max98090->jack_state ==
2189				M98090_JACK_STATE_HEADSET) {
2190
2191				dev_dbg(component->dev,
2192					"Headset Button Down Detected\n");
2193
2194				/*
2195				 * max98090_headset_button_event(codec)
2196				 * could be defined, then called here.
2197				 */
2198
2199				status |= SND_JACK_HEADSET;
2200				status |= SND_JACK_BTN_0;
2201
2202				break;
2203			}
2204
2205			/* Line is reported as Headphone */
2206			/* Nokia Headset is reported as Headphone */
2207			/* Mono Headphone is reported as Headphone */
2208			dev_dbg(component->dev, "Headphone Detected\n");
2209
2210			max98090->jack_state = M98090_JACK_STATE_HEADPHONE;
2211
2212			status |= SND_JACK_HEADPHONE;
2213
2214			break;
2215
2216		case M98090_JKSNS_MASK:
2217			dev_dbg(component->dev, "Headset Detected\n");
2218
2219			max98090->jack_state = M98090_JACK_STATE_HEADSET;
2220
2221			status |= SND_JACK_HEADSET;
2222
2223			break;
2224
2225		default:
2226			dev_dbg(component->dev, "Unrecognized Jack Status\n");
2227			break;
2228	}
2229
2230	snd_soc_jack_report(max98090->jack, status,
2231			    SND_JACK_HEADSET | SND_JACK_BTN_0);
2232}
2233
2234static irqreturn_t max98090_interrupt(int irq, void *data)
2235{
2236	struct max98090_priv *max98090 = data;
2237	struct snd_soc_component *component = max98090->component;
2238	int ret;
2239	unsigned int mask;
2240	unsigned int active;
2241
2242	/* Treat interrupt before codec is initialized as spurious */
2243	if (component == NULL)
2244		return IRQ_NONE;
2245
2246	dev_dbg(component->dev, "***** max98090_interrupt *****\n");
2247
2248	ret = regmap_read(max98090->regmap, M98090_REG_INTERRUPT_S, &mask);
2249
2250	if (ret != 0) {
2251		dev_err(component->dev,
2252			"failed to read M98090_REG_INTERRUPT_S: %d\n",
2253			ret);
2254		return IRQ_NONE;
2255	}
2256
2257	ret = regmap_read(max98090->regmap, M98090_REG_DEVICE_STATUS, &active);
2258
2259	if (ret != 0) {
2260		dev_err(component->dev,
2261			"failed to read M98090_REG_DEVICE_STATUS: %d\n",
2262			ret);
2263		return IRQ_NONE;
2264	}
2265
2266	dev_dbg(component->dev, "active=0x%02x mask=0x%02x -> active=0x%02x\n",
2267		active, mask, active & mask);
2268
2269	active &= mask;
2270
2271	if (!active)
2272		return IRQ_NONE;
2273
2274	if (active & M98090_CLD_MASK)
2275		dev_err(component->dev, "M98090_CLD_MASK\n");
2276
2277	if (active & M98090_SLD_MASK)
2278		dev_dbg(component->dev, "M98090_SLD_MASK\n");
2279
2280	if (active & M98090_ULK_MASK) {
2281		dev_dbg(component->dev, "M98090_ULK_MASK\n");
2282		max98090_pll_work(max98090);
2283	}
2284
2285	if (active & M98090_JDET_MASK) {
2286		dev_dbg(component->dev, "M98090_JDET_MASK\n");
2287
2288		pm_wakeup_event(component->dev, 100);
2289
2290		queue_delayed_work(system_power_efficient_wq,
2291				   &max98090->jack_work,
2292				   msecs_to_jiffies(100));
2293	}
2294
2295	if (active & M98090_DRCACT_MASK)
2296		dev_dbg(component->dev, "M98090_DRCACT_MASK\n");
2297
2298	if (active & M98090_DRCCLP_MASK)
2299		dev_err(component->dev, "M98090_DRCCLP_MASK\n");
2300
2301	return IRQ_HANDLED;
2302}
2303
2304/**
2305 * max98090_mic_detect - Enable microphone detection via the MAX98090 IRQ
2306 *
2307 * @component:  MAX98090 component
2308 * @jack:   jack to report detection events on
2309 *
2310 * Enable microphone detection via IRQ on the MAX98090.  If GPIOs are
2311 * being used to bring out signals to the processor then only platform
2312 * data configuration is needed for MAX98090 and processor GPIOs should
2313 * be configured using snd_soc_jack_add_gpios() instead.
2314 *
2315 * If no jack is supplied detection will be disabled.
2316 */
2317int max98090_mic_detect(struct snd_soc_component *component,
2318	struct snd_soc_jack *jack)
2319{
2320	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2321
2322	dev_dbg(component->dev, "max98090_mic_detect\n");
2323
2324	max98090->jack = jack;
2325	if (jack) {
2326		snd_soc_component_update_bits(component, M98090_REG_INTERRUPT_S,
2327			M98090_IJDET_MASK,
2328			1 << M98090_IJDET_SHIFT);
2329	} else {
2330		snd_soc_component_update_bits(component, M98090_REG_INTERRUPT_S,
2331			M98090_IJDET_MASK,
2332			0);
2333	}
2334
2335	/* Send an initial empty report */
2336	snd_soc_jack_report(max98090->jack, 0,
2337			    SND_JACK_HEADSET | SND_JACK_BTN_0);
2338
2339	queue_delayed_work(system_power_efficient_wq,
2340			   &max98090->jack_work,
2341			   msecs_to_jiffies(100));
2342
2343	return 0;
2344}
2345EXPORT_SYMBOL_GPL(max98090_mic_detect);
2346
2347#define MAX98090_RATES SNDRV_PCM_RATE_8000_96000
2348#define MAX98090_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
2349
2350static const struct snd_soc_dai_ops max98090_dai_ops = {
2351	.startup = max98090_dai_startup,
2352	.set_sysclk = max98090_dai_set_sysclk,
2353	.set_fmt = max98090_dai_set_fmt,
2354	.set_tdm_slot = max98090_set_tdm_slot,
2355	.hw_params = max98090_dai_hw_params,
2356	.mute_stream = max98090_dai_mute,
2357	.trigger = max98090_dai_trigger,
2358	.no_capture_mute = 1,
2359};
2360
2361static struct snd_soc_dai_driver max98090_dai[] = {
2362{
2363	.name = "HiFi",
2364	.playback = {
2365		.stream_name = "HiFi Playback",
2366		.channels_min = 2,
2367		.channels_max = 2,
2368		.rates = MAX98090_RATES,
2369		.formats = MAX98090_FORMATS,
2370	},
2371	.capture = {
2372		.stream_name = "HiFi Capture",
2373		.channels_min = 1,
2374		.channels_max = 2,
2375		.rates = MAX98090_RATES,
2376		.formats = MAX98090_FORMATS,
2377	},
2378	 .ops = &max98090_dai_ops,
2379}
2380};
2381
2382static int max98090_probe(struct snd_soc_component *component)
2383{
2384	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2385	struct max98090_cdata *cdata;
2386	enum max98090_type devtype;
2387	int ret = 0;
2388	int err;
2389	unsigned int micbias;
2390
2391	dev_dbg(component->dev, "max98090_probe\n");
2392
2393	max98090->mclk = devm_clk_get(component->dev, "mclk");
2394	if (PTR_ERR(max98090->mclk) == -EPROBE_DEFER)
2395		return -EPROBE_DEFER;
2396
2397	max98090->component = component;
2398
2399	/* Reset the codec, the DSP core, and disable all interrupts */
2400	max98090_reset(max98090);
2401
2402	/* Initialize private data */
2403
2404	max98090->sysclk = (unsigned)-1;
2405	max98090->pclk = (unsigned)-1;
2406	max98090->master = false;
2407
2408	cdata = &max98090->dai[0];
2409	cdata->rate = (unsigned)-1;
2410	cdata->fmt  = (unsigned)-1;
2411
2412	max98090->lin_state = 0;
2413	max98090->pa1en = 0;
2414	max98090->pa2en = 0;
2415
2416	ret = snd_soc_component_read(component, M98090_REG_REVISION_ID);
2417	if (ret < 0) {
2418		dev_err(component->dev, "Failed to read device revision: %d\n",
2419			ret);
2420		goto err_access;
2421	}
2422
2423	if ((ret >= M98090_REVA) && (ret <= M98090_REVA + 0x0f)) {
2424		devtype = MAX98090;
2425		dev_info(component->dev, "MAX98090 REVID=0x%02x\n", ret);
2426	} else if ((ret >= M98091_REVA) && (ret <= M98091_REVA + 0x0f)) {
2427		devtype = MAX98091;
2428		dev_info(component->dev, "MAX98091 REVID=0x%02x\n", ret);
2429	} else {
2430		devtype = MAX98090;
2431		dev_err(component->dev, "Unrecognized revision 0x%02x\n", ret);
2432	}
2433
2434	if (max98090->devtype != devtype) {
2435		dev_warn(component->dev, "Mismatch in DT specified CODEC type.\n");
2436		max98090->devtype = devtype;
2437	}
2438
2439	max98090->jack_state = M98090_JACK_STATE_NO_HEADSET;
2440
2441	INIT_DELAYED_WORK(&max98090->jack_work, max98090_jack_work);
2442	INIT_DELAYED_WORK(&max98090->pll_det_enable_work,
2443			  max98090_pll_det_enable_work);
2444	INIT_WORK(&max98090->pll_det_disable_work,
2445		  max98090_pll_det_disable_work);
2446
2447	/* Enable jack detection */
2448	snd_soc_component_write(component, M98090_REG_JACK_DETECT,
2449		M98090_JDETEN_MASK | M98090_JDEB_25MS);
2450
2451	/*
2452	 * Clear any old interrupts.
2453	 * An old interrupt ocurring prior to installing the ISR
2454	 * can keep a new interrupt from generating a trigger.
2455	 */
2456	snd_soc_component_read(component, M98090_REG_DEVICE_STATUS);
2457
2458	/* High Performance is default */
2459	snd_soc_component_update_bits(component, M98090_REG_DAC_CONTROL,
2460		M98090_DACHP_MASK,
2461		1 << M98090_DACHP_SHIFT);
2462	snd_soc_component_update_bits(component, M98090_REG_DAC_CONTROL,
2463		M98090_PERFMODE_MASK,
2464		0 << M98090_PERFMODE_SHIFT);
2465	snd_soc_component_update_bits(component, M98090_REG_ADC_CONTROL,
2466		M98090_ADCHP_MASK,
2467		1 << M98090_ADCHP_SHIFT);
2468
2469	/* Turn on VCM bandgap reference */
2470	snd_soc_component_write(component, M98090_REG_BIAS_CONTROL,
2471		M98090_VCM_MODE_MASK);
2472
2473	err = device_property_read_u32(component->dev, "maxim,micbias", &micbias);
2474	if (err) {
2475		micbias = M98090_MBVSEL_2V8;
2476		dev_info(component->dev, "use default 2.8v micbias\n");
2477	} else if (micbias > M98090_MBVSEL_2V8) {
2478		dev_err(component->dev, "micbias out of range 0x%x\n", micbias);
2479		micbias = M98090_MBVSEL_2V8;
2480	}
2481
2482	snd_soc_component_update_bits(component, M98090_REG_MIC_BIAS_VOLTAGE,
2483		M98090_MBVSEL_MASK, micbias);
2484
2485	max98090_add_widgets(component);
2486
2487err_access:
2488	return ret;
2489}
2490
2491static void max98090_remove(struct snd_soc_component *component)
2492{
2493	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2494
2495	cancel_delayed_work_sync(&max98090->jack_work);
2496	cancel_delayed_work_sync(&max98090->pll_det_enable_work);
2497	cancel_work_sync(&max98090->pll_det_disable_work);
2498	max98090->component = NULL;
2499}
2500
2501static void max98090_seq_notifier(struct snd_soc_component *component,
2502	enum snd_soc_dapm_type event, int subseq)
2503{
2504	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2505
2506	if (max98090->shdn_pending) {
2507		snd_soc_component_update_bits(component, M98090_REG_DEVICE_SHUTDOWN,
2508				M98090_SHDNN_MASK, 0);
2509		msleep(40);
2510		snd_soc_component_update_bits(component, M98090_REG_DEVICE_SHUTDOWN,
2511				M98090_SHDNN_MASK, M98090_SHDNN_MASK);
2512		max98090->shdn_pending = false;
2513	}
2514}
2515
2516static const struct snd_soc_component_driver soc_component_dev_max98090 = {
2517	.probe			= max98090_probe,
2518	.remove			= max98090_remove,
2519	.seq_notifier		= max98090_seq_notifier,
2520	.set_bias_level		= max98090_set_bias_level,
2521	.idle_bias_on		= 1,
2522	.use_pmdown_time	= 1,
2523	.endianness		= 1,
2524	.non_legacy_dai_naming	= 1,
2525};
2526
2527static const struct regmap_config max98090_regmap = {
2528	.reg_bits = 8,
2529	.val_bits = 8,
2530
2531	.max_register = MAX98090_MAX_REGISTER,
2532	.reg_defaults = max98090_reg,
2533	.num_reg_defaults = ARRAY_SIZE(max98090_reg),
2534	.volatile_reg = max98090_volatile_register,
2535	.readable_reg = max98090_readable_register,
2536	.cache_type = REGCACHE_RBTREE,
2537};
2538
2539static int max98090_i2c_probe(struct i2c_client *i2c,
2540				 const struct i2c_device_id *i2c_id)
2541{
2542	struct max98090_priv *max98090;
2543	const struct acpi_device_id *acpi_id;
2544	kernel_ulong_t driver_data = 0;
2545	int ret;
2546
2547	pr_debug("max98090_i2c_probe\n");
2548
2549	max98090 = devm_kzalloc(&i2c->dev, sizeof(struct max98090_priv),
2550		GFP_KERNEL);
2551	if (max98090 == NULL)
2552		return -ENOMEM;
2553
2554	if (ACPI_HANDLE(&i2c->dev)) {
2555		acpi_id = acpi_match_device(i2c->dev.driver->acpi_match_table,
2556					    &i2c->dev);
2557		if (!acpi_id) {
2558			dev_err(&i2c->dev, "No driver data\n");
2559			return -EINVAL;
2560		}
2561		driver_data = acpi_id->driver_data;
2562	} else if (i2c_id) {
2563		driver_data = i2c_id->driver_data;
2564	}
2565
2566	max98090->devtype = driver_data;
2567	i2c_set_clientdata(i2c, max98090);
2568	max98090->pdata = i2c->dev.platform_data;
2569
2570	ret = of_property_read_u32(i2c->dev.of_node, "maxim,dmic-freq",
2571				   &max98090->dmic_freq);
2572	if (ret < 0)
2573		max98090->dmic_freq = MAX98090_DEFAULT_DMIC_FREQ;
2574
2575	max98090->regmap = devm_regmap_init_i2c(i2c, &max98090_regmap);
2576	if (IS_ERR(max98090->regmap)) {
2577		ret = PTR_ERR(max98090->regmap);
2578		dev_err(&i2c->dev, "Failed to allocate regmap: %d\n", ret);
2579		goto err_enable;
2580	}
2581
2582	ret = devm_request_threaded_irq(&i2c->dev, i2c->irq, NULL,
2583		max98090_interrupt, IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
2584		"max98090_interrupt", max98090);
2585	if (ret < 0) {
2586		dev_err(&i2c->dev, "request_irq failed: %d\n",
2587			ret);
2588		return ret;
2589	}
2590
2591	ret = devm_snd_soc_register_component(&i2c->dev,
2592			&soc_component_dev_max98090, max98090_dai,
2593			ARRAY_SIZE(max98090_dai));
2594err_enable:
2595	return ret;
2596}
2597
2598static void max98090_i2c_shutdown(struct i2c_client *i2c)
2599{
2600	struct max98090_priv *max98090 = dev_get_drvdata(&i2c->dev);
2601
2602	/*
2603	 * Enable volume smoothing, disable zero cross.  This will cause
2604	 * a quick 40ms ramp to mute on shutdown.
2605	 */
2606	regmap_write(max98090->regmap,
2607		M98090_REG_LEVEL_CONTROL, M98090_VSENN_MASK);
2608	regmap_write(max98090->regmap,
2609		M98090_REG_DEVICE_SHUTDOWN, 0x00);
2610	msleep(40);
2611}
2612
2613static int max98090_i2c_remove(struct i2c_client *client)
2614{
2615	max98090_i2c_shutdown(client);
2616
2617	return 0;
2618}
2619
2620#ifdef CONFIG_PM
2621static int max98090_runtime_resume(struct device *dev)
2622{
2623	struct max98090_priv *max98090 = dev_get_drvdata(dev);
2624
2625	regcache_cache_only(max98090->regmap, false);
2626
2627	max98090_reset(max98090);
2628
2629	regcache_sync(max98090->regmap);
2630
2631	return 0;
2632}
2633
2634static int max98090_runtime_suspend(struct device *dev)
2635{
2636	struct max98090_priv *max98090 = dev_get_drvdata(dev);
2637
2638	regcache_cache_only(max98090->regmap, true);
2639
2640	return 0;
2641}
2642#endif
2643
2644#ifdef CONFIG_PM_SLEEP
2645static int max98090_resume(struct device *dev)
2646{
2647	struct max98090_priv *max98090 = dev_get_drvdata(dev);
2648	unsigned int status;
2649
2650	regcache_mark_dirty(max98090->regmap);
2651
2652	max98090_reset(max98090);
2653
2654	/* clear IRQ status */
2655	regmap_read(max98090->regmap, M98090_REG_DEVICE_STATUS, &status);
2656
2657	regcache_sync(max98090->regmap);
2658
2659	return 0;
2660}
2661#endif
2662
2663static const struct dev_pm_ops max98090_pm = {
2664	SET_RUNTIME_PM_OPS(max98090_runtime_suspend,
2665		max98090_runtime_resume, NULL)
2666	SET_SYSTEM_SLEEP_PM_OPS(NULL, max98090_resume)
2667};
2668
2669static const struct i2c_device_id max98090_i2c_id[] = {
2670	{ "max98090", MAX98090 },
2671	{ "max98091", MAX98091 },
2672	{ }
2673};
2674MODULE_DEVICE_TABLE(i2c, max98090_i2c_id);
2675
2676static const struct of_device_id max98090_of_match[] = {
2677	{ .compatible = "maxim,max98090", },
2678	{ .compatible = "maxim,max98091", },
2679	{ }
2680};
2681MODULE_DEVICE_TABLE(of, max98090_of_match);
2682
2683#ifdef CONFIG_ACPI
2684static const struct acpi_device_id max98090_acpi_match[] = {
2685	{ "193C9890", MAX98090 },
2686	{ }
2687};
2688MODULE_DEVICE_TABLE(acpi, max98090_acpi_match);
2689#endif
2690
2691static struct i2c_driver max98090_i2c_driver = {
2692	.driver = {
2693		.name = "max98090",
2694		.pm = &max98090_pm,
2695		.of_match_table = of_match_ptr(max98090_of_match),
2696		.acpi_match_table = ACPI_PTR(max98090_acpi_match),
2697	},
2698	.probe  = max98090_i2c_probe,
2699	.shutdown = max98090_i2c_shutdown,
2700	.remove = max98090_i2c_remove,
2701	.id_table = max98090_i2c_id,
2702};
2703
2704module_i2c_driver(max98090_i2c_driver);
2705
2706MODULE_DESCRIPTION("ALSA SoC MAX98090 driver");
2707MODULE_AUTHOR("Peter Hsiang, Jesse Marroqin, Jerry Wong");
2708MODULE_LICENSE("GPL");
2709