xref: /openbmc/linux/sound/soc/codecs/max98090.c (revision dc6a81c3)
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/acpi.h>
9 #include <linux/clk.h>
10 #include <linux/delay.h>
11 #include <linux/i2c.h>
12 #include <linux/module.h>
13 #include <linux/mutex.h>
14 #include <linux/of.h>
15 #include <linux/pm.h>
16 #include <linux/pm_runtime.h>
17 #include <linux/regmap.h>
18 #include <linux/slab.h>
19 #include <sound/jack.h>
20 #include <sound/max98090.h>
21 #include <sound/pcm.h>
22 #include <sound/pcm_params.h>
23 #include <sound/soc.h>
24 #include <sound/tlv.h>
25 #include "max98090.h"
26 
27 static void max98090_shdn_save_locked(struct max98090_priv *max98090)
28 {
29 	int shdn = 0;
30 
31 	/* saved_shdn, saved_count, SHDN are protected by card->dapm_mutex */
32 	regmap_read(max98090->regmap, M98090_REG_DEVICE_SHUTDOWN, &shdn);
33 	max98090->saved_shdn |= shdn;
34 	++max98090->saved_count;
35 
36 	if (shdn)
37 		regmap_write(max98090->regmap, M98090_REG_DEVICE_SHUTDOWN, 0x0);
38 }
39 
40 static void max98090_shdn_restore_locked(struct max98090_priv *max98090)
41 {
42 	/* saved_shdn, saved_count, SHDN are protected by card->dapm_mutex */
43 	if (--max98090->saved_count == 0) {
44 		if (max98090->saved_shdn) {
45 			regmap_write(max98090->regmap,
46 				     M98090_REG_DEVICE_SHUTDOWN,
47 				     M98090_SHDNN_MASK);
48 			max98090->saved_shdn = 0;
49 		}
50 	}
51 }
52 
53 static void max98090_shdn_save(struct max98090_priv *max98090)
54 {
55 	mutex_lock_nested(&max98090->component->card->dapm_mutex,
56 			  SND_SOC_DAPM_CLASS_RUNTIME);
57 	max98090_shdn_save_locked(max98090);
58 }
59 
60 static void max98090_shdn_restore(struct max98090_priv *max98090)
61 {
62 	max98090_shdn_restore_locked(max98090);
63 	mutex_unlock(&max98090->component->card->dapm_mutex);
64 }
65 
66 static int max98090_put_volsw(struct snd_kcontrol *kcontrol,
67 	struct snd_ctl_elem_value *ucontrol)
68 {
69 	struct snd_soc_component *component =
70 		snd_soc_kcontrol_component(kcontrol);
71 	struct max98090_priv *max98090 =
72 		snd_soc_component_get_drvdata(component);
73 	int ret;
74 
75 	max98090_shdn_save(max98090);
76 	ret = snd_soc_put_volsw(kcontrol, ucontrol);
77 	max98090_shdn_restore(max98090);
78 
79 	return ret;
80 }
81 
82 static int max98090_dapm_put_enum_double(struct snd_kcontrol *kcontrol,
83 	struct snd_ctl_elem_value *ucontrol)
84 {
85 	struct snd_soc_component *component =
86 		snd_soc_dapm_kcontrol_component(kcontrol);
87 	struct max98090_priv *max98090 =
88 		snd_soc_component_get_drvdata(component);
89 	int ret;
90 
91 	max98090_shdn_save(max98090);
92 	ret = snd_soc_dapm_put_enum_double_locked(kcontrol, ucontrol);
93 	max98090_shdn_restore(max98090);
94 
95 	return ret;
96 }
97 
98 static int max98090_put_enum_double(struct snd_kcontrol *kcontrol,
99 	struct snd_ctl_elem_value *ucontrol)
100 {
101 	struct snd_soc_component *component =
102 		snd_soc_kcontrol_component(kcontrol);
103 	struct max98090_priv *max98090 =
104 		snd_soc_component_get_drvdata(component);
105 	int ret;
106 
107 	max98090_shdn_save(max98090);
108 	ret = snd_soc_put_enum_double(kcontrol, ucontrol);
109 	max98090_shdn_restore(max98090);
110 
111 	return ret;
112 }
113 
114 static int max98090_bytes_put(struct snd_kcontrol *kcontrol,
115 	struct snd_ctl_elem_value *ucontrol)
116 {
117 	struct snd_soc_component *component =
118 		snd_soc_kcontrol_component(kcontrol);
119 	struct max98090_priv *max98090 =
120 		snd_soc_component_get_drvdata(component);
121 	int ret;
122 
123 	max98090_shdn_save(max98090);
124 	ret = snd_soc_bytes_put(kcontrol, ucontrol);
125 	max98090_shdn_restore(max98090);
126 
127 	return ret;
128 }
129 
130 static int max98090_dapm_event(struct snd_soc_dapm_widget *w,
131 	struct snd_kcontrol *kcontrol, int event)
132 {
133 	struct snd_soc_component *component =
134 		snd_soc_dapm_to_component(w->dapm);
135 	struct max98090_priv *max98090 =
136 		snd_soc_component_get_drvdata(component);
137 
138 	switch (event) {
139 	case SND_SOC_DAPM_PRE_PMU:
140 	case SND_SOC_DAPM_PRE_PMD:
141 		max98090_shdn_save_locked(max98090);
142 		break;
143 	case SND_SOC_DAPM_POST_PMU:
144 	case SND_SOC_DAPM_POST_PMD:
145 		max98090_shdn_restore_locked(max98090);
146 		break;
147 	}
148 
149 	return 0;
150 }
151 
152 /* Allows for sparsely populated register maps */
153 static const struct reg_default max98090_reg[] = {
154 	{ 0x00, 0x00 }, /* 00 Software Reset */
155 	{ 0x03, 0x04 }, /* 03 Interrupt Masks */
156 	{ 0x04, 0x00 }, /* 04 System Clock Quick */
157 	{ 0x05, 0x00 }, /* 05 Sample Rate Quick */
158 	{ 0x06, 0x00 }, /* 06 DAI Interface Quick */
159 	{ 0x07, 0x00 }, /* 07 DAC Path Quick */
160 	{ 0x08, 0x00 }, /* 08 Mic/Direct to ADC Quick */
161 	{ 0x09, 0x00 }, /* 09 Line to ADC Quick */
162 	{ 0x0A, 0x00 }, /* 0A Analog Mic Loop Quick */
163 	{ 0x0B, 0x00 }, /* 0B Analog Line Loop Quick */
164 	{ 0x0C, 0x00 }, /* 0C Reserved */
165 	{ 0x0D, 0x00 }, /* 0D Input Config */
166 	{ 0x0E, 0x1B }, /* 0E Line Input Level */
167 	{ 0x0F, 0x00 }, /* 0F Line Config */
168 
169 	{ 0x10, 0x14 }, /* 10 Mic1 Input Level */
170 	{ 0x11, 0x14 }, /* 11 Mic2 Input Level */
171 	{ 0x12, 0x00 }, /* 12 Mic Bias Voltage */
172 	{ 0x13, 0x00 }, /* 13 Digital Mic Config */
173 	{ 0x14, 0x00 }, /* 14 Digital Mic Mode */
174 	{ 0x15, 0x00 }, /* 15 Left ADC Mixer */
175 	{ 0x16, 0x00 }, /* 16 Right ADC Mixer */
176 	{ 0x17, 0x03 }, /* 17 Left ADC Level */
177 	{ 0x18, 0x03 }, /* 18 Right ADC Level */
178 	{ 0x19, 0x00 }, /* 19 ADC Biquad Level */
179 	{ 0x1A, 0x00 }, /* 1A ADC Sidetone */
180 	{ 0x1B, 0x00 }, /* 1B System Clock */
181 	{ 0x1C, 0x00 }, /* 1C Clock Mode */
182 	{ 0x1D, 0x00 }, /* 1D Any Clock 1 */
183 	{ 0x1E, 0x00 }, /* 1E Any Clock 2 */
184 	{ 0x1F, 0x00 }, /* 1F Any Clock 3 */
185 
186 	{ 0x20, 0x00 }, /* 20 Any Clock 4 */
187 	{ 0x21, 0x00 }, /* 21 Master Mode */
188 	{ 0x22, 0x00 }, /* 22 Interface Format */
189 	{ 0x23, 0x00 }, /* 23 TDM Format 1*/
190 	{ 0x24, 0x00 }, /* 24 TDM Format 2*/
191 	{ 0x25, 0x00 }, /* 25 I/O Configuration */
192 	{ 0x26, 0x80 }, /* 26 Filter Config */
193 	{ 0x27, 0x00 }, /* 27 DAI Playback Level */
194 	{ 0x28, 0x00 }, /* 28 EQ Playback Level */
195 	{ 0x29, 0x00 }, /* 29 Left HP Mixer */
196 	{ 0x2A, 0x00 }, /* 2A Right HP Mixer */
197 	{ 0x2B, 0x00 }, /* 2B HP Control */
198 	{ 0x2C, 0x1A }, /* 2C Left HP Volume */
199 	{ 0x2D, 0x1A }, /* 2D Right HP Volume */
200 	{ 0x2E, 0x00 }, /* 2E Left Spk Mixer */
201 	{ 0x2F, 0x00 }, /* 2F Right Spk Mixer */
202 
203 	{ 0x30, 0x00 }, /* 30 Spk Control */
204 	{ 0x31, 0x2C }, /* 31 Left Spk Volume */
205 	{ 0x32, 0x2C }, /* 32 Right Spk Volume */
206 	{ 0x33, 0x00 }, /* 33 ALC Timing */
207 	{ 0x34, 0x00 }, /* 34 ALC Compressor */
208 	{ 0x35, 0x00 }, /* 35 ALC Expander */
209 	{ 0x36, 0x00 }, /* 36 ALC Gain */
210 	{ 0x37, 0x00 }, /* 37 Rcv/Line OutL Mixer */
211 	{ 0x38, 0x00 }, /* 38 Rcv/Line OutL Control */
212 	{ 0x39, 0x15 }, /* 39 Rcv/Line OutL Volume */
213 	{ 0x3A, 0x00 }, /* 3A Line OutR Mixer */
214 	{ 0x3B, 0x00 }, /* 3B Line OutR Control */
215 	{ 0x3C, 0x15 }, /* 3C Line OutR Volume */
216 	{ 0x3D, 0x00 }, /* 3D Jack Detect */
217 	{ 0x3E, 0x00 }, /* 3E Input Enable */
218 	{ 0x3F, 0x00 }, /* 3F Output Enable */
219 
220 	{ 0x40, 0x00 }, /* 40 Level Control */
221 	{ 0x41, 0x00 }, /* 41 DSP Filter Enable */
222 	{ 0x42, 0x00 }, /* 42 Bias Control */
223 	{ 0x43, 0x00 }, /* 43 DAC Control */
224 	{ 0x44, 0x06 }, /* 44 ADC Control */
225 	{ 0x45, 0x00 }, /* 45 Device Shutdown */
226 	{ 0x46, 0x00 }, /* 46 Equalizer Band 1 Coefficient B0 */
227 	{ 0x47, 0x00 }, /* 47 Equalizer Band 1 Coefficient B0 */
228 	{ 0x48, 0x00 }, /* 48 Equalizer Band 1 Coefficient B0 */
229 	{ 0x49, 0x00 }, /* 49 Equalizer Band 1 Coefficient B1 */
230 	{ 0x4A, 0x00 }, /* 4A Equalizer Band 1 Coefficient B1 */
231 	{ 0x4B, 0x00 }, /* 4B Equalizer Band 1 Coefficient B1 */
232 	{ 0x4C, 0x00 }, /* 4C Equalizer Band 1 Coefficient B2 */
233 	{ 0x4D, 0x00 }, /* 4D Equalizer Band 1 Coefficient B2 */
234 	{ 0x4E, 0x00 }, /* 4E Equalizer Band 1 Coefficient B2 */
235 	{ 0x4F, 0x00 }, /* 4F Equalizer Band 1 Coefficient A1 */
236 
237 	{ 0x50, 0x00 }, /* 50 Equalizer Band 1 Coefficient A1 */
238 	{ 0x51, 0x00 }, /* 51 Equalizer Band 1 Coefficient A1 */
239 	{ 0x52, 0x00 }, /* 52 Equalizer Band 1 Coefficient A2 */
240 	{ 0x53, 0x00 }, /* 53 Equalizer Band 1 Coefficient A2 */
241 	{ 0x54, 0x00 }, /* 54 Equalizer Band 1 Coefficient A2 */
242 	{ 0x55, 0x00 }, /* 55 Equalizer Band 2 Coefficient B0 */
243 	{ 0x56, 0x00 }, /* 56 Equalizer Band 2 Coefficient B0 */
244 	{ 0x57, 0x00 }, /* 57 Equalizer Band 2 Coefficient B0 */
245 	{ 0x58, 0x00 }, /* 58 Equalizer Band 2 Coefficient B1 */
246 	{ 0x59, 0x00 }, /* 59 Equalizer Band 2 Coefficient B1 */
247 	{ 0x5A, 0x00 }, /* 5A Equalizer Band 2 Coefficient B1 */
248 	{ 0x5B, 0x00 }, /* 5B Equalizer Band 2 Coefficient B2 */
249 	{ 0x5C, 0x00 }, /* 5C Equalizer Band 2 Coefficient B2 */
250 	{ 0x5D, 0x00 }, /* 5D Equalizer Band 2 Coefficient B2 */
251 	{ 0x5E, 0x00 }, /* 5E Equalizer Band 2 Coefficient A1 */
252 	{ 0x5F, 0x00 }, /* 5F Equalizer Band 2 Coefficient A1 */
253 
254 	{ 0x60, 0x00 }, /* 60 Equalizer Band 2 Coefficient A1 */
255 	{ 0x61, 0x00 }, /* 61 Equalizer Band 2 Coefficient A2 */
256 	{ 0x62, 0x00 }, /* 62 Equalizer Band 2 Coefficient A2 */
257 	{ 0x63, 0x00 }, /* 63 Equalizer Band 2 Coefficient A2 */
258 	{ 0x64, 0x00 }, /* 64 Equalizer Band 3 Coefficient B0 */
259 	{ 0x65, 0x00 }, /* 65 Equalizer Band 3 Coefficient B0 */
260 	{ 0x66, 0x00 }, /* 66 Equalizer Band 3 Coefficient B0 */
261 	{ 0x67, 0x00 }, /* 67 Equalizer Band 3 Coefficient B1 */
262 	{ 0x68, 0x00 }, /* 68 Equalizer Band 3 Coefficient B1 */
263 	{ 0x69, 0x00 }, /* 69 Equalizer Band 3 Coefficient B1 */
264 	{ 0x6A, 0x00 }, /* 6A Equalizer Band 3 Coefficient B2 */
265 	{ 0x6B, 0x00 }, /* 6B Equalizer Band 3 Coefficient B2 */
266 	{ 0x6C, 0x00 }, /* 6C Equalizer Band 3 Coefficient B2 */
267 	{ 0x6D, 0x00 }, /* 6D Equalizer Band 3 Coefficient A1 */
268 	{ 0x6E, 0x00 }, /* 6E Equalizer Band 3 Coefficient A1 */
269 	{ 0x6F, 0x00 }, /* 6F Equalizer Band 3 Coefficient A1 */
270 
271 	{ 0x70, 0x00 }, /* 70 Equalizer Band 3 Coefficient A2 */
272 	{ 0x71, 0x00 }, /* 71 Equalizer Band 3 Coefficient A2 */
273 	{ 0x72, 0x00 }, /* 72 Equalizer Band 3 Coefficient A2 */
274 	{ 0x73, 0x00 }, /* 73 Equalizer Band 4 Coefficient B0 */
275 	{ 0x74, 0x00 }, /* 74 Equalizer Band 4 Coefficient B0 */
276 	{ 0x75, 0x00 }, /* 75 Equalizer Band 4 Coefficient B0 */
277 	{ 0x76, 0x00 }, /* 76 Equalizer Band 4 Coefficient B1 */
278 	{ 0x77, 0x00 }, /* 77 Equalizer Band 4 Coefficient B1 */
279 	{ 0x78, 0x00 }, /* 78 Equalizer Band 4 Coefficient B1 */
280 	{ 0x79, 0x00 }, /* 79 Equalizer Band 4 Coefficient B2 */
281 	{ 0x7A, 0x00 }, /* 7A Equalizer Band 4 Coefficient B2 */
282 	{ 0x7B, 0x00 }, /* 7B Equalizer Band 4 Coefficient B2 */
283 	{ 0x7C, 0x00 }, /* 7C Equalizer Band 4 Coefficient A1 */
284 	{ 0x7D, 0x00 }, /* 7D Equalizer Band 4 Coefficient A1 */
285 	{ 0x7E, 0x00 }, /* 7E Equalizer Band 4 Coefficient A1 */
286 	{ 0x7F, 0x00 }, /* 7F Equalizer Band 4 Coefficient A2 */
287 
288 	{ 0x80, 0x00 }, /* 80 Equalizer Band 4 Coefficient A2 */
289 	{ 0x81, 0x00 }, /* 81 Equalizer Band 4 Coefficient A2 */
290 	{ 0x82, 0x00 }, /* 82 Equalizer Band 5 Coefficient B0 */
291 	{ 0x83, 0x00 }, /* 83 Equalizer Band 5 Coefficient B0 */
292 	{ 0x84, 0x00 }, /* 84 Equalizer Band 5 Coefficient B0 */
293 	{ 0x85, 0x00 }, /* 85 Equalizer Band 5 Coefficient B1 */
294 	{ 0x86, 0x00 }, /* 86 Equalizer Band 5 Coefficient B1 */
295 	{ 0x87, 0x00 }, /* 87 Equalizer Band 5 Coefficient B1 */
296 	{ 0x88, 0x00 }, /* 88 Equalizer Band 5 Coefficient B2 */
297 	{ 0x89, 0x00 }, /* 89 Equalizer Band 5 Coefficient B2 */
298 	{ 0x8A, 0x00 }, /* 8A Equalizer Band 5 Coefficient B2 */
299 	{ 0x8B, 0x00 }, /* 8B Equalizer Band 5 Coefficient A1 */
300 	{ 0x8C, 0x00 }, /* 8C Equalizer Band 5 Coefficient A1 */
301 	{ 0x8D, 0x00 }, /* 8D Equalizer Band 5 Coefficient A1 */
302 	{ 0x8E, 0x00 }, /* 8E Equalizer Band 5 Coefficient A2 */
303 	{ 0x8F, 0x00 }, /* 8F Equalizer Band 5 Coefficient A2 */
304 
305 	{ 0x90, 0x00 }, /* 90 Equalizer Band 5 Coefficient A2 */
306 	{ 0x91, 0x00 }, /* 91 Equalizer Band 6 Coefficient B0 */
307 	{ 0x92, 0x00 }, /* 92 Equalizer Band 6 Coefficient B0 */
308 	{ 0x93, 0x00 }, /* 93 Equalizer Band 6 Coefficient B0 */
309 	{ 0x94, 0x00 }, /* 94 Equalizer Band 6 Coefficient B1 */
310 	{ 0x95, 0x00 }, /* 95 Equalizer Band 6 Coefficient B1 */
311 	{ 0x96, 0x00 }, /* 96 Equalizer Band 6 Coefficient B1 */
312 	{ 0x97, 0x00 }, /* 97 Equalizer Band 6 Coefficient B2 */
313 	{ 0x98, 0x00 }, /* 98 Equalizer Band 6 Coefficient B2 */
314 	{ 0x99, 0x00 }, /* 99 Equalizer Band 6 Coefficient B2 */
315 	{ 0x9A, 0x00 }, /* 9A Equalizer Band 6 Coefficient A1 */
316 	{ 0x9B, 0x00 }, /* 9B Equalizer Band 6 Coefficient A1 */
317 	{ 0x9C, 0x00 }, /* 9C Equalizer Band 6 Coefficient A1 */
318 	{ 0x9D, 0x00 }, /* 9D Equalizer Band 6 Coefficient A2 */
319 	{ 0x9E, 0x00 }, /* 9E Equalizer Band 6 Coefficient A2 */
320 	{ 0x9F, 0x00 }, /* 9F Equalizer Band 6 Coefficient A2 */
321 
322 	{ 0xA0, 0x00 }, /* A0 Equalizer Band 7 Coefficient B0 */
323 	{ 0xA1, 0x00 }, /* A1 Equalizer Band 7 Coefficient B0 */
324 	{ 0xA2, 0x00 }, /* A2 Equalizer Band 7 Coefficient B0 */
325 	{ 0xA3, 0x00 }, /* A3 Equalizer Band 7 Coefficient B1 */
326 	{ 0xA4, 0x00 }, /* A4 Equalizer Band 7 Coefficient B1 */
327 	{ 0xA5, 0x00 }, /* A5 Equalizer Band 7 Coefficient B1 */
328 	{ 0xA6, 0x00 }, /* A6 Equalizer Band 7 Coefficient B2 */
329 	{ 0xA7, 0x00 }, /* A7 Equalizer Band 7 Coefficient B2 */
330 	{ 0xA8, 0x00 }, /* A8 Equalizer Band 7 Coefficient B2 */
331 	{ 0xA9, 0x00 }, /* A9 Equalizer Band 7 Coefficient A1 */
332 	{ 0xAA, 0x00 }, /* AA Equalizer Band 7 Coefficient A1 */
333 	{ 0xAB, 0x00 }, /* AB Equalizer Band 7 Coefficient A1 */
334 	{ 0xAC, 0x00 }, /* AC Equalizer Band 7 Coefficient A2 */
335 	{ 0xAD, 0x00 }, /* AD Equalizer Band 7 Coefficient A2 */
336 	{ 0xAE, 0x00 }, /* AE Equalizer Band 7 Coefficient A2 */
337 	{ 0xAF, 0x00 }, /* AF ADC Biquad Coefficient B0 */
338 
339 	{ 0xB0, 0x00 }, /* B0 ADC Biquad Coefficient B0 */
340 	{ 0xB1, 0x00 }, /* B1 ADC Biquad Coefficient B0 */
341 	{ 0xB2, 0x00 }, /* B2 ADC Biquad Coefficient B1 */
342 	{ 0xB3, 0x00 }, /* B3 ADC Biquad Coefficient B1 */
343 	{ 0xB4, 0x00 }, /* B4 ADC Biquad Coefficient B1 */
344 	{ 0xB5, 0x00 }, /* B5 ADC Biquad Coefficient B2 */
345 	{ 0xB6, 0x00 }, /* B6 ADC Biquad Coefficient B2 */
346 	{ 0xB7, 0x00 }, /* B7 ADC Biquad Coefficient B2 */
347 	{ 0xB8, 0x00 }, /* B8 ADC Biquad Coefficient A1 */
348 	{ 0xB9, 0x00 }, /* B9 ADC Biquad Coefficient A1 */
349 	{ 0xBA, 0x00 }, /* BA ADC Biquad Coefficient A1 */
350 	{ 0xBB, 0x00 }, /* BB ADC Biquad Coefficient A2 */
351 	{ 0xBC, 0x00 }, /* BC ADC Biquad Coefficient A2 */
352 	{ 0xBD, 0x00 }, /* BD ADC Biquad Coefficient A2 */
353 	{ 0xBE, 0x00 }, /* BE Digital Mic 3 Volume */
354 	{ 0xBF, 0x00 }, /* BF Digital Mic 4 Volume */
355 
356 	{ 0xC0, 0x00 }, /* C0 Digital Mic 34 Biquad Pre Atten */
357 	{ 0xC1, 0x00 }, /* C1 Record TDM Slot */
358 	{ 0xC2, 0x00 }, /* C2 Sample Rate */
359 	{ 0xC3, 0x00 }, /* C3 Digital Mic 34 Biquad Coefficient C3 */
360 	{ 0xC4, 0x00 }, /* C4 Digital Mic 34 Biquad Coefficient C4 */
361 	{ 0xC5, 0x00 }, /* C5 Digital Mic 34 Biquad Coefficient C5 */
362 	{ 0xC6, 0x00 }, /* C6 Digital Mic 34 Biquad Coefficient C6 */
363 	{ 0xC7, 0x00 }, /* C7 Digital Mic 34 Biquad Coefficient C7 */
364 	{ 0xC8, 0x00 }, /* C8 Digital Mic 34 Biquad Coefficient C8 */
365 	{ 0xC9, 0x00 }, /* C9 Digital Mic 34 Biquad Coefficient C9 */
366 	{ 0xCA, 0x00 }, /* CA Digital Mic 34 Biquad Coefficient CA */
367 	{ 0xCB, 0x00 }, /* CB Digital Mic 34 Biquad Coefficient CB */
368 	{ 0xCC, 0x00 }, /* CC Digital Mic 34 Biquad Coefficient CC */
369 	{ 0xCD, 0x00 }, /* CD Digital Mic 34 Biquad Coefficient CD */
370 	{ 0xCE, 0x00 }, /* CE Digital Mic 34 Biquad Coefficient CE */
371 	{ 0xCF, 0x00 }, /* CF Digital Mic 34 Biquad Coefficient CF */
372 
373 	{ 0xD0, 0x00 }, /* D0 Digital Mic 34 Biquad Coefficient D0 */
374 	{ 0xD1, 0x00 }, /* D1 Digital Mic 34 Biquad Coefficient D1 */
375 };
376 
377 static bool max98090_volatile_register(struct device *dev, unsigned int reg)
378 {
379 	switch (reg) {
380 	case M98090_REG_SOFTWARE_RESET:
381 	case M98090_REG_DEVICE_STATUS:
382 	case M98090_REG_JACK_STATUS:
383 	case M98090_REG_REVISION_ID:
384 		return true;
385 	default:
386 		return false;
387 	}
388 }
389 
390 static bool max98090_readable_register(struct device *dev, unsigned int reg)
391 {
392 	switch (reg) {
393 	case M98090_REG_DEVICE_STATUS ... M98090_REG_INTERRUPT_S:
394 	case M98090_REG_LINE_INPUT_CONFIG ... 0xD1:
395 	case M98090_REG_REVISION_ID:
396 		return true;
397 	default:
398 		return false;
399 	}
400 }
401 
402 static int max98090_reset(struct max98090_priv *max98090)
403 {
404 	int ret;
405 
406 	/* Reset the codec by writing to this write-only reset register */
407 	ret = regmap_write(max98090->regmap, M98090_REG_SOFTWARE_RESET,
408 		M98090_SWRESET_MASK);
409 	if (ret < 0) {
410 		dev_err(max98090->component->dev,
411 			"Failed to reset codec: %d\n", ret);
412 		return ret;
413 	}
414 
415 	msleep(20);
416 	return ret;
417 }
418 
419 static const DECLARE_TLV_DB_RANGE(max98090_micboost_tlv,
420 	0, 1, TLV_DB_SCALE_ITEM(0, 2000, 0),
421 	2, 2, TLV_DB_SCALE_ITEM(3000, 0, 0)
422 );
423 
424 static const DECLARE_TLV_DB_SCALE(max98090_mic_tlv, 0, 100, 0);
425 
426 static const DECLARE_TLV_DB_SCALE(max98090_line_single_ended_tlv,
427 	-600, 600, 0);
428 
429 static const DECLARE_TLV_DB_RANGE(max98090_line_tlv,
430 	0, 3, TLV_DB_SCALE_ITEM(-600, 300, 0),
431 	4, 5, TLV_DB_SCALE_ITEM(1400, 600, 0)
432 );
433 
434 static const DECLARE_TLV_DB_SCALE(max98090_avg_tlv, 0, 600, 0);
435 static const DECLARE_TLV_DB_SCALE(max98090_av_tlv, -1200, 100, 0);
436 
437 static const DECLARE_TLV_DB_SCALE(max98090_dvg_tlv, 0, 600, 0);
438 static const DECLARE_TLV_DB_SCALE(max98090_dv_tlv, -1500, 100, 0);
439 
440 static const DECLARE_TLV_DB_SCALE(max98090_alcmakeup_tlv, 0, 100, 0);
441 static const DECLARE_TLV_DB_SCALE(max98090_alccomp_tlv, -3100, 100, 0);
442 static const DECLARE_TLV_DB_SCALE(max98090_drcexp_tlv, -6600, 100, 0);
443 static const DECLARE_TLV_DB_SCALE(max98090_sdg_tlv, 50, 200, 0);
444 
445 static const DECLARE_TLV_DB_RANGE(max98090_mixout_tlv,
446 	0, 1, TLV_DB_SCALE_ITEM(-1200, 250, 0),
447 	2, 3, TLV_DB_SCALE_ITEM(-600, 600, 0)
448 );
449 
450 static const DECLARE_TLV_DB_RANGE(max98090_hp_tlv,
451 	0, 6, TLV_DB_SCALE_ITEM(-6700, 400, 0),
452 	7, 14, TLV_DB_SCALE_ITEM(-4000, 300, 0),
453 	15, 21, TLV_DB_SCALE_ITEM(-1700, 200, 0),
454 	22, 27, TLV_DB_SCALE_ITEM(-400, 100, 0),
455 	28, 31, TLV_DB_SCALE_ITEM(150, 50, 0)
456 );
457 
458 static const DECLARE_TLV_DB_RANGE(max98090_spk_tlv,
459 	0, 4, TLV_DB_SCALE_ITEM(-4800, 400, 0),
460 	5, 10, TLV_DB_SCALE_ITEM(-2900, 300, 0),
461 	11, 14, TLV_DB_SCALE_ITEM(-1200, 200, 0),
462 	15, 29, TLV_DB_SCALE_ITEM(-500, 100, 0),
463 	30, 39, TLV_DB_SCALE_ITEM(950, 50, 0)
464 );
465 
466 static const DECLARE_TLV_DB_RANGE(max98090_rcv_lout_tlv,
467 	0, 6, TLV_DB_SCALE_ITEM(-6200, 400, 0),
468 	7, 14, TLV_DB_SCALE_ITEM(-3500, 300, 0),
469 	15, 21, TLV_DB_SCALE_ITEM(-1200, 200, 0),
470 	22, 27, TLV_DB_SCALE_ITEM(100, 100, 0),
471 	28, 31, TLV_DB_SCALE_ITEM(650, 50, 0)
472 );
473 
474 static int max98090_get_enab_tlv(struct snd_kcontrol *kcontrol,
475 				struct snd_ctl_elem_value *ucontrol)
476 {
477 	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
478 	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
479 	struct soc_mixer_control *mc =
480 		(struct soc_mixer_control *)kcontrol->private_value;
481 	unsigned int mask = (1 << fls(mc->max)) - 1;
482 	unsigned int val = snd_soc_component_read32(component, mc->reg);
483 	unsigned int *select;
484 
485 	switch (mc->reg) {
486 	case M98090_REG_MIC1_INPUT_LEVEL:
487 		select = &(max98090->pa1en);
488 		break;
489 	case M98090_REG_MIC2_INPUT_LEVEL:
490 		select = &(max98090->pa2en);
491 		break;
492 	case M98090_REG_ADC_SIDETONE:
493 		select = &(max98090->sidetone);
494 		break;
495 	default:
496 		return -EINVAL;
497 	}
498 
499 	val = (val >> mc->shift) & mask;
500 
501 	if (val >= 1) {
502 		/* If on, return the volume */
503 		val = val - 1;
504 		*select = val;
505 	} else {
506 		/* If off, return last stored value */
507 		val = *select;
508 	}
509 
510 	ucontrol->value.integer.value[0] = val;
511 	return 0;
512 }
513 
514 static int max98090_put_enab_tlv(struct snd_kcontrol *kcontrol,
515 				struct snd_ctl_elem_value *ucontrol)
516 {
517 	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
518 	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
519 	struct soc_mixer_control *mc =
520 		(struct soc_mixer_control *)kcontrol->private_value;
521 	unsigned int mask = (1 << fls(mc->max)) - 1;
522 	unsigned int sel = ucontrol->value.integer.value[0];
523 	unsigned int val = snd_soc_component_read32(component, mc->reg);
524 	unsigned int *select;
525 
526 	switch (mc->reg) {
527 	case M98090_REG_MIC1_INPUT_LEVEL:
528 		select = &(max98090->pa1en);
529 		break;
530 	case M98090_REG_MIC2_INPUT_LEVEL:
531 		select = &(max98090->pa2en);
532 		break;
533 	case M98090_REG_ADC_SIDETONE:
534 		select = &(max98090->sidetone);
535 		break;
536 	default:
537 		return -EINVAL;
538 	}
539 
540 	val = (val >> mc->shift) & mask;
541 
542 	*select = sel;
543 
544 	/* Setting a volume is only valid if it is already On */
545 	if (val >= 1) {
546 		sel = sel + 1;
547 	} else {
548 		/* Write what was already there */
549 		sel = val;
550 	}
551 
552 	snd_soc_component_update_bits(component, mc->reg,
553 		mask << mc->shift,
554 		sel << mc->shift);
555 
556 	return 0;
557 }
558 
559 static const char *max98090_perf_pwr_text[] =
560 	{ "High Performance", "Low Power" };
561 static const char *max98090_pwr_perf_text[] =
562 	{ "Low Power", "High Performance" };
563 
564 static SOC_ENUM_SINGLE_DECL(max98090_vcmbandgap_enum,
565 			    M98090_REG_BIAS_CONTROL,
566 			    M98090_VCM_MODE_SHIFT,
567 			    max98090_pwr_perf_text);
568 
569 static const char *max98090_osr128_text[] = { "64*fs", "128*fs" };
570 
571 static SOC_ENUM_SINGLE_DECL(max98090_osr128_enum,
572 			    M98090_REG_ADC_CONTROL,
573 			    M98090_OSR128_SHIFT,
574 			    max98090_osr128_text);
575 
576 static const char *max98090_mode_text[] = { "Voice", "Music" };
577 
578 static SOC_ENUM_SINGLE_DECL(max98090_mode_enum,
579 			    M98090_REG_FILTER_CONFIG,
580 			    M98090_MODE_SHIFT,
581 			    max98090_mode_text);
582 
583 static SOC_ENUM_SINGLE_DECL(max98090_filter_dmic34mode_enum,
584 			    M98090_REG_FILTER_CONFIG,
585 			    M98090_FLT_DMIC34MODE_SHIFT,
586 			    max98090_mode_text);
587 
588 static const char *max98090_drcatk_text[] =
589 	{ "0.5ms", "1ms", "5ms", "10ms", "25ms", "50ms", "100ms", "200ms" };
590 
591 static SOC_ENUM_SINGLE_DECL(max98090_drcatk_enum,
592 			    M98090_REG_DRC_TIMING,
593 			    M98090_DRCATK_SHIFT,
594 			    max98090_drcatk_text);
595 
596 static const char *max98090_drcrls_text[] =
597 	{ "8s", "4s", "2s", "1s", "0.5s", "0.25s", "0.125s", "0.0625s" };
598 
599 static SOC_ENUM_SINGLE_DECL(max98090_drcrls_enum,
600 			    M98090_REG_DRC_TIMING,
601 			    M98090_DRCRLS_SHIFT,
602 			    max98090_drcrls_text);
603 
604 static const char *max98090_alccmp_text[] =
605 	{ "1:1", "1:1.5", "1:2", "1:4", "1:INF" };
606 
607 static SOC_ENUM_SINGLE_DECL(max98090_alccmp_enum,
608 			    M98090_REG_DRC_COMPRESSOR,
609 			    M98090_DRCCMP_SHIFT,
610 			    max98090_alccmp_text);
611 
612 static const char *max98090_drcexp_text[] = { "1:1", "2:1", "3:1" };
613 
614 static SOC_ENUM_SINGLE_DECL(max98090_drcexp_enum,
615 			    M98090_REG_DRC_EXPANDER,
616 			    M98090_DRCEXP_SHIFT,
617 			    max98090_drcexp_text);
618 
619 static SOC_ENUM_SINGLE_DECL(max98090_dac_perfmode_enum,
620 			    M98090_REG_DAC_CONTROL,
621 			    M98090_PERFMODE_SHIFT,
622 			    max98090_perf_pwr_text);
623 
624 static SOC_ENUM_SINGLE_DECL(max98090_dachp_enum,
625 			    M98090_REG_DAC_CONTROL,
626 			    M98090_DACHP_SHIFT,
627 			    max98090_pwr_perf_text);
628 
629 static SOC_ENUM_SINGLE_DECL(max98090_adchp_enum,
630 			    M98090_REG_ADC_CONTROL,
631 			    M98090_ADCHP_SHIFT,
632 			    max98090_pwr_perf_text);
633 
634 static const struct snd_kcontrol_new max98090_snd_controls[] = {
635 	SOC_ENUM_EXT("MIC Bias VCM Bandgap", max98090_vcmbandgap_enum,
636 		snd_soc_get_enum_double, max98090_put_enum_double),
637 
638 	SOC_SINGLE_EXT("DMIC MIC Comp Filter Config",
639 		M98090_REG_DIGITAL_MIC_CONFIG,
640 		M98090_DMIC_COMP_SHIFT, M98090_DMIC_COMP_NUM - 1, 0,
641 		snd_soc_get_volsw, max98090_put_volsw),
642 
643 	SOC_SINGLE_EXT_TLV("MIC1 Boost Volume",
644 		M98090_REG_MIC1_INPUT_LEVEL, M98090_MIC_PA1EN_SHIFT,
645 		M98090_MIC_PA1EN_NUM - 1, 0, max98090_get_enab_tlv,
646 		max98090_put_enab_tlv, max98090_micboost_tlv),
647 
648 	SOC_SINGLE_EXT_TLV("MIC2 Boost Volume",
649 		M98090_REG_MIC2_INPUT_LEVEL, M98090_MIC_PA2EN_SHIFT,
650 		M98090_MIC_PA2EN_NUM - 1, 0, max98090_get_enab_tlv,
651 		max98090_put_enab_tlv, max98090_micboost_tlv),
652 
653 	SOC_SINGLE_TLV("MIC1 Volume", M98090_REG_MIC1_INPUT_LEVEL,
654 		M98090_MIC_PGAM1_SHIFT, M98090_MIC_PGAM1_NUM - 1, 1,
655 		max98090_mic_tlv),
656 
657 	SOC_SINGLE_TLV("MIC2 Volume", M98090_REG_MIC2_INPUT_LEVEL,
658 		M98090_MIC_PGAM2_SHIFT, M98090_MIC_PGAM2_NUM - 1, 1,
659 		max98090_mic_tlv),
660 
661 	SOC_SINGLE_RANGE_TLV("LINEA Single Ended Volume",
662 		M98090_REG_LINE_INPUT_LEVEL, M98090_MIXG135_SHIFT, 0,
663 		M98090_MIXG135_NUM - 1, 1, max98090_line_single_ended_tlv),
664 
665 	SOC_SINGLE_RANGE_TLV("LINEB Single Ended Volume",
666 		M98090_REG_LINE_INPUT_LEVEL, M98090_MIXG246_SHIFT, 0,
667 		M98090_MIXG246_NUM - 1, 1, max98090_line_single_ended_tlv),
668 
669 	SOC_SINGLE_RANGE_TLV("LINEA Volume", M98090_REG_LINE_INPUT_LEVEL,
670 		M98090_LINAPGA_SHIFT, 0, M98090_LINAPGA_NUM - 1, 1,
671 		max98090_line_tlv),
672 
673 	SOC_SINGLE_RANGE_TLV("LINEB Volume", M98090_REG_LINE_INPUT_LEVEL,
674 		M98090_LINBPGA_SHIFT, 0, M98090_LINBPGA_NUM - 1, 1,
675 		max98090_line_tlv),
676 
677 	SOC_SINGLE("LINEA Ext Resistor Gain Mode", M98090_REG_INPUT_MODE,
678 		M98090_EXTBUFA_SHIFT, M98090_EXTBUFA_NUM - 1, 0),
679 	SOC_SINGLE("LINEB Ext Resistor Gain Mode", M98090_REG_INPUT_MODE,
680 		M98090_EXTBUFB_SHIFT, M98090_EXTBUFB_NUM - 1, 0),
681 
682 	SOC_SINGLE_TLV("ADCL Boost Volume", M98090_REG_LEFT_ADC_LEVEL,
683 		M98090_AVLG_SHIFT, M98090_AVLG_NUM - 1, 0,
684 		max98090_avg_tlv),
685 	SOC_SINGLE_TLV("ADCR Boost Volume", M98090_REG_RIGHT_ADC_LEVEL,
686 		M98090_AVRG_SHIFT, M98090_AVLG_NUM - 1, 0,
687 		max98090_avg_tlv),
688 
689 	SOC_SINGLE_TLV("ADCL Volume", M98090_REG_LEFT_ADC_LEVEL,
690 		M98090_AVL_SHIFT, M98090_AVL_NUM - 1, 1,
691 		max98090_av_tlv),
692 	SOC_SINGLE_TLV("ADCR Volume", M98090_REG_RIGHT_ADC_LEVEL,
693 		M98090_AVR_SHIFT, M98090_AVR_NUM - 1, 1,
694 		max98090_av_tlv),
695 
696 	SOC_ENUM_EXT("ADC Oversampling Rate", max98090_osr128_enum,
697 		snd_soc_get_enum_double, max98090_put_enum_double),
698 	SOC_SINGLE_EXT("ADC Quantizer Dither", M98090_REG_ADC_CONTROL,
699 		M98090_ADCDITHER_SHIFT, M98090_ADCDITHER_NUM - 1, 0,
700 		snd_soc_get_volsw, max98090_put_volsw),
701 	SOC_ENUM_EXT("ADC High Performance Mode", max98090_adchp_enum,
702 		snd_soc_get_enum_double, max98090_put_enum_double),
703 
704 	SOC_SINGLE_EXT("DAC Mono Mode", M98090_REG_IO_CONFIGURATION,
705 		M98090_DMONO_SHIFT, M98090_DMONO_NUM - 1, 0,
706 		snd_soc_get_volsw, max98090_put_volsw),
707 	SOC_SINGLE_EXT("SDIN Mode", M98090_REG_IO_CONFIGURATION,
708 		M98090_SDIEN_SHIFT, M98090_SDIEN_NUM - 1, 0,
709 		snd_soc_get_volsw, max98090_put_volsw),
710 	SOC_SINGLE_EXT("SDOUT Mode", M98090_REG_IO_CONFIGURATION,
711 		M98090_SDOEN_SHIFT, M98090_SDOEN_NUM - 1, 0,
712 		snd_soc_get_volsw, max98090_put_volsw),
713 	SOC_SINGLE_EXT("SDOUT Hi-Z Mode", M98090_REG_IO_CONFIGURATION,
714 		M98090_HIZOFF_SHIFT, M98090_HIZOFF_NUM - 1, 1,
715 		snd_soc_get_volsw, max98090_put_volsw),
716 	SOC_ENUM_EXT("Filter Mode", max98090_mode_enum,
717 		snd_soc_get_enum_double, max98090_put_enum_double),
718 	SOC_SINGLE_EXT("Record Path DC Blocking", M98090_REG_FILTER_CONFIG,
719 		M98090_AHPF_SHIFT, M98090_AHPF_NUM - 1, 0,
720 		snd_soc_get_volsw, max98090_put_volsw),
721 	SOC_SINGLE_EXT("Playback Path DC Blocking", M98090_REG_FILTER_CONFIG,
722 		M98090_DHPF_SHIFT, M98090_DHPF_NUM - 1, 0,
723 		snd_soc_get_volsw, max98090_put_volsw),
724 	SOC_SINGLE_TLV("Digital BQ Volume", M98090_REG_ADC_BIQUAD_LEVEL,
725 		M98090_AVBQ_SHIFT, M98090_AVBQ_NUM - 1, 1, max98090_dv_tlv),
726 	SOC_SINGLE_EXT_TLV("Digital Sidetone Volume",
727 		M98090_REG_ADC_SIDETONE, M98090_DVST_SHIFT,
728 		M98090_DVST_NUM - 1, 1, max98090_get_enab_tlv,
729 		max98090_put_enab_tlv, max98090_sdg_tlv),
730 	SOC_SINGLE_TLV("Digital Coarse Volume", M98090_REG_DAI_PLAYBACK_LEVEL,
731 		M98090_DVG_SHIFT, M98090_DVG_NUM - 1, 0,
732 		max98090_dvg_tlv),
733 	SOC_SINGLE_TLV("Digital Volume", M98090_REG_DAI_PLAYBACK_LEVEL,
734 		M98090_DV_SHIFT, M98090_DV_NUM - 1, 1,
735 		max98090_dv_tlv),
736 	SND_SOC_BYTES_E("EQ Coefficients", M98090_REG_EQUALIZER_BASE, 105,
737 		snd_soc_bytes_get, max98090_bytes_put),
738 	SOC_SINGLE_EXT("Digital EQ 3 Band Switch", M98090_REG_DSP_FILTER_ENABLE,
739 		M98090_EQ3BANDEN_SHIFT, M98090_EQ3BANDEN_NUM - 1, 0,
740 		snd_soc_get_volsw, max98090_put_volsw),
741 	SOC_SINGLE_EXT("Digital EQ 5 Band Switch", M98090_REG_DSP_FILTER_ENABLE,
742 		M98090_EQ5BANDEN_SHIFT, M98090_EQ5BANDEN_NUM - 1, 0,
743 		snd_soc_get_volsw, max98090_put_volsw),
744 	SOC_SINGLE_EXT("Digital EQ 7 Band Switch", M98090_REG_DSP_FILTER_ENABLE,
745 		M98090_EQ7BANDEN_SHIFT, M98090_EQ7BANDEN_NUM - 1, 0,
746 		snd_soc_get_volsw, max98090_put_volsw),
747 	SOC_SINGLE("Digital EQ Clipping Detection", M98090_REG_DAI_PLAYBACK_LEVEL_EQ,
748 		M98090_EQCLPN_SHIFT, M98090_EQCLPN_NUM - 1,
749 		1),
750 	SOC_SINGLE_TLV("Digital EQ Volume", M98090_REG_DAI_PLAYBACK_LEVEL_EQ,
751 		M98090_DVEQ_SHIFT, M98090_DVEQ_NUM - 1, 1,
752 		max98090_dv_tlv),
753 
754 	SOC_SINGLE_EXT("ALC Enable", M98090_REG_DRC_TIMING,
755 		M98090_DRCEN_SHIFT, M98090_DRCEN_NUM - 1, 0,
756 		snd_soc_get_volsw, max98090_put_volsw),
757 	SOC_ENUM_EXT("ALC Attack Time", max98090_drcatk_enum,
758 		snd_soc_get_enum_double, max98090_put_enum_double),
759 	SOC_ENUM_EXT("ALC Release Time", max98090_drcrls_enum,
760 		snd_soc_get_enum_double, max98090_put_enum_double),
761 	SOC_SINGLE_TLV("ALC Make Up Volume", M98090_REG_DRC_GAIN,
762 		M98090_DRCG_SHIFT, M98090_DRCG_NUM - 1, 0,
763 		max98090_alcmakeup_tlv),
764 	SOC_ENUM_EXT("ALC Compression Ratio", max98090_alccmp_enum,
765 		snd_soc_get_enum_double, max98090_put_enum_double),
766 	SOC_ENUM_EXT("ALC Expansion Ratio", max98090_drcexp_enum,
767 		snd_soc_get_enum_double, max98090_put_enum_double),
768 	SOC_SINGLE_EXT_TLV("ALC Compression Threshold Volume",
769 		M98090_REG_DRC_COMPRESSOR, M98090_DRCTHC_SHIFT,
770 		M98090_DRCTHC_NUM - 1, 1,
771 		snd_soc_get_volsw, max98090_put_volsw, max98090_alccomp_tlv),
772 	SOC_SINGLE_EXT_TLV("ALC Expansion Threshold Volume",
773 		M98090_REG_DRC_EXPANDER, M98090_DRCTHE_SHIFT,
774 		M98090_DRCTHE_NUM - 1, 1,
775 		snd_soc_get_volsw, max98090_put_volsw, max98090_drcexp_tlv),
776 
777 	SOC_ENUM_EXT("DAC HP Playback Performance Mode",
778 		max98090_dac_perfmode_enum,
779 		snd_soc_get_enum_double, max98090_put_enum_double),
780 	SOC_ENUM_EXT("DAC High Performance Mode", max98090_dachp_enum,
781 		snd_soc_get_enum_double, max98090_put_enum_double),
782 
783 	SOC_SINGLE_TLV("Headphone Left Mixer Volume",
784 		M98090_REG_HP_CONTROL, M98090_MIXHPLG_SHIFT,
785 		M98090_MIXHPLG_NUM - 1, 1, max98090_mixout_tlv),
786 	SOC_SINGLE_TLV("Headphone Right Mixer Volume",
787 		M98090_REG_HP_CONTROL, M98090_MIXHPRG_SHIFT,
788 		M98090_MIXHPRG_NUM - 1, 1, max98090_mixout_tlv),
789 
790 	SOC_SINGLE_TLV("Speaker Left Mixer Volume",
791 		M98090_REG_SPK_CONTROL, M98090_MIXSPLG_SHIFT,
792 		M98090_MIXSPLG_NUM - 1, 1, max98090_mixout_tlv),
793 	SOC_SINGLE_TLV("Speaker Right Mixer Volume",
794 		M98090_REG_SPK_CONTROL, M98090_MIXSPRG_SHIFT,
795 		M98090_MIXSPRG_NUM - 1, 1, max98090_mixout_tlv),
796 
797 	SOC_SINGLE_TLV("Receiver Left Mixer Volume",
798 		M98090_REG_RCV_LOUTL_CONTROL, M98090_MIXRCVLG_SHIFT,
799 		M98090_MIXRCVLG_NUM - 1, 1, max98090_mixout_tlv),
800 	SOC_SINGLE_TLV("Receiver Right Mixer Volume",
801 		M98090_REG_LOUTR_CONTROL, M98090_MIXRCVRG_SHIFT,
802 		M98090_MIXRCVRG_NUM - 1, 1, max98090_mixout_tlv),
803 
804 	SOC_DOUBLE_R_TLV("Headphone Volume", M98090_REG_LEFT_HP_VOLUME,
805 		M98090_REG_RIGHT_HP_VOLUME, M98090_HPVOLL_SHIFT,
806 		M98090_HPVOLL_NUM - 1, 0, max98090_hp_tlv),
807 
808 	SOC_DOUBLE_R_RANGE_TLV("Speaker Volume",
809 		M98090_REG_LEFT_SPK_VOLUME, M98090_REG_RIGHT_SPK_VOLUME,
810 		M98090_SPVOLL_SHIFT, 24, M98090_SPVOLL_NUM - 1 + 24,
811 		0, max98090_spk_tlv),
812 
813 	SOC_DOUBLE_R_TLV("Receiver Volume", M98090_REG_RCV_LOUTL_VOLUME,
814 		M98090_REG_LOUTR_VOLUME, M98090_RCVLVOL_SHIFT,
815 		M98090_RCVLVOL_NUM - 1, 0, max98090_rcv_lout_tlv),
816 
817 	SOC_SINGLE("Headphone Left Switch", M98090_REG_LEFT_HP_VOLUME,
818 		M98090_HPLM_SHIFT, 1, 1),
819 	SOC_SINGLE("Headphone Right Switch", M98090_REG_RIGHT_HP_VOLUME,
820 		M98090_HPRM_SHIFT, 1, 1),
821 
822 	SOC_SINGLE("Speaker Left Switch", M98090_REG_LEFT_SPK_VOLUME,
823 		M98090_SPLM_SHIFT, 1, 1),
824 	SOC_SINGLE("Speaker Right Switch", M98090_REG_RIGHT_SPK_VOLUME,
825 		M98090_SPRM_SHIFT, 1, 1),
826 
827 	SOC_SINGLE("Receiver Left Switch", M98090_REG_RCV_LOUTL_VOLUME,
828 		M98090_RCVLM_SHIFT, 1, 1),
829 	SOC_SINGLE("Receiver Right Switch", M98090_REG_LOUTR_VOLUME,
830 		M98090_RCVRM_SHIFT, 1, 1),
831 
832 	SOC_SINGLE("Zero-Crossing Detection", M98090_REG_LEVEL_CONTROL,
833 		M98090_ZDENN_SHIFT, M98090_ZDENN_NUM - 1, 1),
834 	SOC_SINGLE("Enhanced Vol Smoothing", M98090_REG_LEVEL_CONTROL,
835 		M98090_VS2ENN_SHIFT, M98090_VS2ENN_NUM - 1, 1),
836 	SOC_SINGLE("Volume Adjustment Smoothing", M98090_REG_LEVEL_CONTROL,
837 		M98090_VSENN_SHIFT, M98090_VSENN_NUM - 1, 1),
838 
839 	SND_SOC_BYTES_E("Biquad Coefficients",
840 		M98090_REG_RECORD_BIQUAD_BASE, 15,
841 		snd_soc_bytes_get, max98090_bytes_put),
842 	SOC_SINGLE_EXT("Biquad Switch", M98090_REG_DSP_FILTER_ENABLE,
843 		M98090_ADCBQEN_SHIFT, M98090_ADCBQEN_NUM - 1, 0,
844 		snd_soc_get_volsw, max98090_put_volsw),
845 };
846 
847 static const struct snd_kcontrol_new max98091_snd_controls[] = {
848 
849 	SOC_SINGLE("DMIC34 Zeropad", M98090_REG_SAMPLE_RATE,
850 		M98090_DMIC34_ZEROPAD_SHIFT,
851 		M98090_DMIC34_ZEROPAD_NUM - 1, 0),
852 
853 	SOC_ENUM_EXT("Filter DMIC34 Mode", max98090_filter_dmic34mode_enum,
854 		snd_soc_get_enum_double, max98090_put_enum_double),
855 	SOC_SINGLE_EXT("DMIC34 DC Blocking", M98090_REG_FILTER_CONFIG,
856 		M98090_FLT_DMIC34HPF_SHIFT,
857 		M98090_FLT_DMIC34HPF_NUM - 1, 0,
858 		snd_soc_get_volsw, max98090_put_volsw),
859 
860 	SOC_SINGLE_TLV("DMIC3 Boost Volume", M98090_REG_DMIC3_VOLUME,
861 		M98090_DMIC_AV3G_SHIFT, M98090_DMIC_AV3G_NUM - 1, 0,
862 		max98090_avg_tlv),
863 	SOC_SINGLE_TLV("DMIC4 Boost Volume", M98090_REG_DMIC4_VOLUME,
864 		M98090_DMIC_AV4G_SHIFT, M98090_DMIC_AV4G_NUM - 1, 0,
865 		max98090_avg_tlv),
866 
867 	SOC_SINGLE_TLV("DMIC3 Volume", M98090_REG_DMIC3_VOLUME,
868 		M98090_DMIC_AV3_SHIFT, M98090_DMIC_AV3_NUM - 1, 1,
869 		max98090_av_tlv),
870 	SOC_SINGLE_TLV("DMIC4 Volume", M98090_REG_DMIC4_VOLUME,
871 		M98090_DMIC_AV4_SHIFT, M98090_DMIC_AV4_NUM - 1, 1,
872 		max98090_av_tlv),
873 
874 	SND_SOC_BYTES("DMIC34 Biquad Coefficients",
875 		M98090_REG_DMIC34_BIQUAD_BASE, 15),
876 	SOC_SINGLE_EXT("DMIC34 Biquad Switch", M98090_REG_DSP_FILTER_ENABLE,
877 		M98090_DMIC34BQEN_SHIFT, M98090_DMIC34BQEN_NUM - 1, 0,
878 		snd_soc_get_volsw, max98090_put_volsw),
879 
880 	SOC_SINGLE_TLV("DMIC34 BQ PreAttenuation Volume",
881 		M98090_REG_DMIC34_BQ_PREATTEN, M98090_AV34BQ_SHIFT,
882 		M98090_AV34BQ_NUM - 1, 1, max98090_dv_tlv),
883 };
884 
885 static int max98090_micinput_event(struct snd_soc_dapm_widget *w,
886 				 struct snd_kcontrol *kcontrol, int event)
887 {
888 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
889 	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
890 
891 	unsigned int val = snd_soc_component_read32(component, w->reg);
892 
893 	if (w->reg == M98090_REG_MIC1_INPUT_LEVEL)
894 		val = (val & M98090_MIC_PA1EN_MASK) >> M98090_MIC_PA1EN_SHIFT;
895 	else
896 		val = (val & M98090_MIC_PA2EN_MASK) >> M98090_MIC_PA2EN_SHIFT;
897 
898 	if (val >= 1) {
899 		if (w->reg == M98090_REG_MIC1_INPUT_LEVEL) {
900 			max98090->pa1en = val - 1; /* Update for volatile */
901 		} else {
902 			max98090->pa2en = val - 1; /* Update for volatile */
903 		}
904 	}
905 
906 	switch (event) {
907 	case SND_SOC_DAPM_POST_PMU:
908 		/* If turning on, set to most recently selected volume */
909 		if (w->reg == M98090_REG_MIC1_INPUT_LEVEL)
910 			val = max98090->pa1en + 1;
911 		else
912 			val = max98090->pa2en + 1;
913 		break;
914 	case SND_SOC_DAPM_POST_PMD:
915 		/* If turning off, turn off */
916 		val = 0;
917 		break;
918 	default:
919 		return -EINVAL;
920 	}
921 
922 	if (w->reg == M98090_REG_MIC1_INPUT_LEVEL)
923 		snd_soc_component_update_bits(component, w->reg, M98090_MIC_PA1EN_MASK,
924 			val << M98090_MIC_PA1EN_SHIFT);
925 	else
926 		snd_soc_component_update_bits(component, w->reg, M98090_MIC_PA2EN_MASK,
927 			val << M98090_MIC_PA2EN_SHIFT);
928 
929 	return 0;
930 }
931 
932 static const char *mic1_mux_text[] = { "IN12", "IN56" };
933 
934 static SOC_ENUM_SINGLE_DECL(mic1_mux_enum,
935 			    M98090_REG_INPUT_MODE,
936 			    M98090_EXTMIC1_SHIFT,
937 			    mic1_mux_text);
938 
939 static const struct snd_kcontrol_new max98090_mic1_mux =
940 	SOC_DAPM_ENUM("MIC1 Mux", mic1_mux_enum);
941 
942 static const char *mic2_mux_text[] = { "IN34", "IN56" };
943 
944 static SOC_ENUM_SINGLE_DECL(mic2_mux_enum,
945 			    M98090_REG_INPUT_MODE,
946 			    M98090_EXTMIC2_SHIFT,
947 			    mic2_mux_text);
948 
949 static const struct snd_kcontrol_new max98090_mic2_mux =
950 	SOC_DAPM_ENUM("MIC2 Mux", mic2_mux_enum);
951 
952 static const char *dmic_mux_text[] = { "ADC", "DMIC" };
953 
954 static SOC_ENUM_SINGLE_VIRT_DECL(dmic_mux_enum, dmic_mux_text);
955 
956 static const struct snd_kcontrol_new max98090_dmic_mux =
957 	SOC_DAPM_ENUM("DMIC Mux", dmic_mux_enum);
958 
959 /* LINEA mixer switch */
960 static const struct snd_kcontrol_new max98090_linea_mixer_controls[] = {
961 	SOC_DAPM_SINGLE("IN1 Switch", M98090_REG_LINE_INPUT_CONFIG,
962 		M98090_IN1SEEN_SHIFT, 1, 0),
963 	SOC_DAPM_SINGLE("IN3 Switch", M98090_REG_LINE_INPUT_CONFIG,
964 		M98090_IN3SEEN_SHIFT, 1, 0),
965 	SOC_DAPM_SINGLE("IN5 Switch", M98090_REG_LINE_INPUT_CONFIG,
966 		M98090_IN5SEEN_SHIFT, 1, 0),
967 	SOC_DAPM_SINGLE("IN34 Switch", M98090_REG_LINE_INPUT_CONFIG,
968 		M98090_IN34DIFF_SHIFT, 1, 0),
969 };
970 
971 /* LINEB mixer switch */
972 static const struct snd_kcontrol_new max98090_lineb_mixer_controls[] = {
973 	SOC_DAPM_SINGLE("IN2 Switch", M98090_REG_LINE_INPUT_CONFIG,
974 		M98090_IN2SEEN_SHIFT, 1, 0),
975 	SOC_DAPM_SINGLE("IN4 Switch", M98090_REG_LINE_INPUT_CONFIG,
976 		M98090_IN4SEEN_SHIFT, 1, 0),
977 	SOC_DAPM_SINGLE("IN6 Switch", M98090_REG_LINE_INPUT_CONFIG,
978 		M98090_IN6SEEN_SHIFT, 1, 0),
979 	SOC_DAPM_SINGLE("IN56 Switch", M98090_REG_LINE_INPUT_CONFIG,
980 		M98090_IN56DIFF_SHIFT, 1, 0),
981 };
982 
983 /* Left ADC mixer switch */
984 static const struct snd_kcontrol_new max98090_left_adc_mixer_controls[] = {
985 	SOC_DAPM_SINGLE("IN12 Switch", M98090_REG_LEFT_ADC_MIXER,
986 		M98090_MIXADL_IN12DIFF_SHIFT, 1, 0),
987 	SOC_DAPM_SINGLE("IN34 Switch", M98090_REG_LEFT_ADC_MIXER,
988 		M98090_MIXADL_IN34DIFF_SHIFT, 1, 0),
989 	SOC_DAPM_SINGLE("IN56 Switch", M98090_REG_LEFT_ADC_MIXER,
990 		M98090_MIXADL_IN65DIFF_SHIFT, 1, 0),
991 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LEFT_ADC_MIXER,
992 		M98090_MIXADL_LINEA_SHIFT, 1, 0),
993 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LEFT_ADC_MIXER,
994 		M98090_MIXADL_LINEB_SHIFT, 1, 0),
995 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LEFT_ADC_MIXER,
996 		M98090_MIXADL_MIC1_SHIFT, 1, 0),
997 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LEFT_ADC_MIXER,
998 		M98090_MIXADL_MIC2_SHIFT, 1, 0),
999 };
1000 
1001 /* Right ADC mixer switch */
1002 static const struct snd_kcontrol_new max98090_right_adc_mixer_controls[] = {
1003 	SOC_DAPM_SINGLE("IN12 Switch", M98090_REG_RIGHT_ADC_MIXER,
1004 		M98090_MIXADR_IN12DIFF_SHIFT, 1, 0),
1005 	SOC_DAPM_SINGLE("IN34 Switch", M98090_REG_RIGHT_ADC_MIXER,
1006 		M98090_MIXADR_IN34DIFF_SHIFT, 1, 0),
1007 	SOC_DAPM_SINGLE("IN56 Switch", M98090_REG_RIGHT_ADC_MIXER,
1008 		M98090_MIXADR_IN65DIFF_SHIFT, 1, 0),
1009 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RIGHT_ADC_MIXER,
1010 		M98090_MIXADR_LINEA_SHIFT, 1, 0),
1011 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RIGHT_ADC_MIXER,
1012 		M98090_MIXADR_LINEB_SHIFT, 1, 0),
1013 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RIGHT_ADC_MIXER,
1014 		M98090_MIXADR_MIC1_SHIFT, 1, 0),
1015 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RIGHT_ADC_MIXER,
1016 		M98090_MIXADR_MIC2_SHIFT, 1, 0),
1017 };
1018 
1019 static const char *lten_mux_text[] = { "Normal", "Loopthrough" };
1020 
1021 static SOC_ENUM_SINGLE_DECL(ltenl_mux_enum,
1022 			    M98090_REG_IO_CONFIGURATION,
1023 			    M98090_LTEN_SHIFT,
1024 			    lten_mux_text);
1025 
1026 static SOC_ENUM_SINGLE_DECL(ltenr_mux_enum,
1027 			    M98090_REG_IO_CONFIGURATION,
1028 			    M98090_LTEN_SHIFT,
1029 			    lten_mux_text);
1030 
1031 static const struct snd_kcontrol_new max98090_ltenl_mux =
1032 	SOC_DAPM_ENUM_EXT("LTENL Mux", ltenl_mux_enum,
1033 			  snd_soc_dapm_get_enum_double,
1034 			  max98090_dapm_put_enum_double);
1035 
1036 static const struct snd_kcontrol_new max98090_ltenr_mux =
1037 	SOC_DAPM_ENUM_EXT("LTENR Mux", ltenr_mux_enum,
1038 			  snd_soc_dapm_get_enum_double,
1039 			  max98090_dapm_put_enum_double);
1040 
1041 static const char *lben_mux_text[] = { "Normal", "Loopback" };
1042 
1043 static SOC_ENUM_SINGLE_DECL(lbenl_mux_enum,
1044 			    M98090_REG_IO_CONFIGURATION,
1045 			    M98090_LBEN_SHIFT,
1046 			    lben_mux_text);
1047 
1048 static SOC_ENUM_SINGLE_DECL(lbenr_mux_enum,
1049 			    M98090_REG_IO_CONFIGURATION,
1050 			    M98090_LBEN_SHIFT,
1051 			    lben_mux_text);
1052 
1053 static const struct snd_kcontrol_new max98090_lbenl_mux =
1054 	SOC_DAPM_ENUM_EXT("LBENL Mux", lbenl_mux_enum,
1055 			  snd_soc_dapm_get_enum_double,
1056 			  max98090_dapm_put_enum_double);
1057 
1058 static const struct snd_kcontrol_new max98090_lbenr_mux =
1059 	SOC_DAPM_ENUM_EXT("LBENR Mux", lbenr_mux_enum,
1060 			  snd_soc_dapm_get_enum_double,
1061 			  max98090_dapm_put_enum_double);
1062 
1063 static const char *stenl_mux_text[] = { "Normal", "Sidetone Left" };
1064 
1065 static const char *stenr_mux_text[] = { "Normal", "Sidetone Right" };
1066 
1067 static SOC_ENUM_SINGLE_DECL(stenl_mux_enum,
1068 			    M98090_REG_ADC_SIDETONE,
1069 			    M98090_DSTSL_SHIFT,
1070 			    stenl_mux_text);
1071 
1072 static SOC_ENUM_SINGLE_DECL(stenr_mux_enum,
1073 			    M98090_REG_ADC_SIDETONE,
1074 			    M98090_DSTSR_SHIFT,
1075 			    stenr_mux_text);
1076 
1077 static const struct snd_kcontrol_new max98090_stenl_mux =
1078 	SOC_DAPM_ENUM("STENL Mux", stenl_mux_enum);
1079 
1080 static const struct snd_kcontrol_new max98090_stenr_mux =
1081 	SOC_DAPM_ENUM("STENR Mux", stenr_mux_enum);
1082 
1083 /* Left speaker mixer switch */
1084 static const struct
1085 	snd_kcontrol_new max98090_left_speaker_mixer_controls[] = {
1086 	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_LEFT_SPK_MIXER,
1087 		M98090_MIXSPL_DACL_SHIFT, 1, 0),
1088 	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_LEFT_SPK_MIXER,
1089 		M98090_MIXSPL_DACR_SHIFT, 1, 0),
1090 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LEFT_SPK_MIXER,
1091 		M98090_MIXSPL_LINEA_SHIFT, 1, 0),
1092 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LEFT_SPK_MIXER,
1093 		M98090_MIXSPL_LINEB_SHIFT, 1, 0),
1094 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LEFT_SPK_MIXER,
1095 		M98090_MIXSPL_MIC1_SHIFT, 1, 0),
1096 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LEFT_SPK_MIXER,
1097 		M98090_MIXSPL_MIC2_SHIFT, 1, 0),
1098 };
1099 
1100 /* Right speaker mixer switch */
1101 static const struct
1102 	snd_kcontrol_new max98090_right_speaker_mixer_controls[] = {
1103 	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_RIGHT_SPK_MIXER,
1104 		M98090_MIXSPR_DACL_SHIFT, 1, 0),
1105 	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_RIGHT_SPK_MIXER,
1106 		M98090_MIXSPR_DACR_SHIFT, 1, 0),
1107 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RIGHT_SPK_MIXER,
1108 		M98090_MIXSPR_LINEA_SHIFT, 1, 0),
1109 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RIGHT_SPK_MIXER,
1110 		M98090_MIXSPR_LINEB_SHIFT, 1, 0),
1111 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RIGHT_SPK_MIXER,
1112 		M98090_MIXSPR_MIC1_SHIFT, 1, 0),
1113 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RIGHT_SPK_MIXER,
1114 		M98090_MIXSPR_MIC2_SHIFT, 1, 0),
1115 };
1116 
1117 /* Left headphone mixer switch */
1118 static const struct snd_kcontrol_new max98090_left_hp_mixer_controls[] = {
1119 	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_LEFT_HP_MIXER,
1120 		M98090_MIXHPL_DACL_SHIFT, 1, 0),
1121 	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_LEFT_HP_MIXER,
1122 		M98090_MIXHPL_DACR_SHIFT, 1, 0),
1123 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LEFT_HP_MIXER,
1124 		M98090_MIXHPL_LINEA_SHIFT, 1, 0),
1125 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LEFT_HP_MIXER,
1126 		M98090_MIXHPL_LINEB_SHIFT, 1, 0),
1127 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LEFT_HP_MIXER,
1128 		M98090_MIXHPL_MIC1_SHIFT, 1, 0),
1129 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LEFT_HP_MIXER,
1130 		M98090_MIXHPL_MIC2_SHIFT, 1, 0),
1131 };
1132 
1133 /* Right headphone mixer switch */
1134 static const struct snd_kcontrol_new max98090_right_hp_mixer_controls[] = {
1135 	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_RIGHT_HP_MIXER,
1136 		M98090_MIXHPR_DACL_SHIFT, 1, 0),
1137 	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_RIGHT_HP_MIXER,
1138 		M98090_MIXHPR_DACR_SHIFT, 1, 0),
1139 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RIGHT_HP_MIXER,
1140 		M98090_MIXHPR_LINEA_SHIFT, 1, 0),
1141 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RIGHT_HP_MIXER,
1142 		M98090_MIXHPR_LINEB_SHIFT, 1, 0),
1143 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RIGHT_HP_MIXER,
1144 		M98090_MIXHPR_MIC1_SHIFT, 1, 0),
1145 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RIGHT_HP_MIXER,
1146 		M98090_MIXHPR_MIC2_SHIFT, 1, 0),
1147 };
1148 
1149 /* Left receiver mixer switch */
1150 static const struct snd_kcontrol_new max98090_left_rcv_mixer_controls[] = {
1151 	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_RCV_LOUTL_MIXER,
1152 		M98090_MIXRCVL_DACL_SHIFT, 1, 0),
1153 	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_RCV_LOUTL_MIXER,
1154 		M98090_MIXRCVL_DACR_SHIFT, 1, 0),
1155 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RCV_LOUTL_MIXER,
1156 		M98090_MIXRCVL_LINEA_SHIFT, 1, 0),
1157 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RCV_LOUTL_MIXER,
1158 		M98090_MIXRCVL_LINEB_SHIFT, 1, 0),
1159 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RCV_LOUTL_MIXER,
1160 		M98090_MIXRCVL_MIC1_SHIFT, 1, 0),
1161 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RCV_LOUTL_MIXER,
1162 		M98090_MIXRCVL_MIC2_SHIFT, 1, 0),
1163 };
1164 
1165 /* Right receiver mixer switch */
1166 static const struct snd_kcontrol_new max98090_right_rcv_mixer_controls[] = {
1167 	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_LOUTR_MIXER,
1168 		M98090_MIXRCVR_DACL_SHIFT, 1, 0),
1169 	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_LOUTR_MIXER,
1170 		M98090_MIXRCVR_DACR_SHIFT, 1, 0),
1171 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LOUTR_MIXER,
1172 		M98090_MIXRCVR_LINEA_SHIFT, 1, 0),
1173 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LOUTR_MIXER,
1174 		M98090_MIXRCVR_LINEB_SHIFT, 1, 0),
1175 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LOUTR_MIXER,
1176 		M98090_MIXRCVR_MIC1_SHIFT, 1, 0),
1177 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LOUTR_MIXER,
1178 		M98090_MIXRCVR_MIC2_SHIFT, 1, 0),
1179 };
1180 
1181 static const char *linmod_mux_text[] = { "Left Only", "Left and Right" };
1182 
1183 static SOC_ENUM_SINGLE_DECL(linmod_mux_enum,
1184 			    M98090_REG_LOUTR_MIXER,
1185 			    M98090_LINMOD_SHIFT,
1186 			    linmod_mux_text);
1187 
1188 static const struct snd_kcontrol_new max98090_linmod_mux =
1189 	SOC_DAPM_ENUM("LINMOD Mux", linmod_mux_enum);
1190 
1191 static const char *mixhpsel_mux_text[] = { "DAC Only", "HP Mixer" };
1192 
1193 /*
1194  * This is a mux as it selects the HP output, but to DAPM it is a Mixer enable
1195  */
1196 static SOC_ENUM_SINGLE_DECL(mixhplsel_mux_enum,
1197 			    M98090_REG_HP_CONTROL,
1198 			    M98090_MIXHPLSEL_SHIFT,
1199 			    mixhpsel_mux_text);
1200 
1201 static const struct snd_kcontrol_new max98090_mixhplsel_mux =
1202 	SOC_DAPM_ENUM("MIXHPLSEL Mux", mixhplsel_mux_enum);
1203 
1204 static SOC_ENUM_SINGLE_DECL(mixhprsel_mux_enum,
1205 			    M98090_REG_HP_CONTROL,
1206 			    M98090_MIXHPRSEL_SHIFT,
1207 			    mixhpsel_mux_text);
1208 
1209 static const struct snd_kcontrol_new max98090_mixhprsel_mux =
1210 	SOC_DAPM_ENUM("MIXHPRSEL Mux", mixhprsel_mux_enum);
1211 
1212 static const struct snd_soc_dapm_widget max98090_dapm_widgets[] = {
1213 	SND_SOC_DAPM_INPUT("MIC1"),
1214 	SND_SOC_DAPM_INPUT("MIC2"),
1215 	SND_SOC_DAPM_INPUT("DMICL"),
1216 	SND_SOC_DAPM_INPUT("DMICR"),
1217 	SND_SOC_DAPM_INPUT("IN1"),
1218 	SND_SOC_DAPM_INPUT("IN2"),
1219 	SND_SOC_DAPM_INPUT("IN3"),
1220 	SND_SOC_DAPM_INPUT("IN4"),
1221 	SND_SOC_DAPM_INPUT("IN5"),
1222 	SND_SOC_DAPM_INPUT("IN6"),
1223 	SND_SOC_DAPM_INPUT("IN12"),
1224 	SND_SOC_DAPM_INPUT("IN34"),
1225 	SND_SOC_DAPM_INPUT("IN56"),
1226 
1227 	SND_SOC_DAPM_SUPPLY("MICBIAS", M98090_REG_INPUT_ENABLE,
1228 		M98090_MBEN_SHIFT, 0, max98090_dapm_event,
1229 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1230 	SND_SOC_DAPM_SUPPLY("SHDN", M98090_REG_DEVICE_SHUTDOWN,
1231 		M98090_SHDNN_SHIFT, 0, NULL, 0),
1232 	SND_SOC_DAPM_SUPPLY("SDIEN", M98090_REG_IO_CONFIGURATION,
1233 		M98090_SDIEN_SHIFT, 0, max98090_dapm_event,
1234 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1235 	SND_SOC_DAPM_SUPPLY("SDOEN", M98090_REG_IO_CONFIGURATION,
1236 		M98090_SDOEN_SHIFT, 0, max98090_dapm_event,
1237 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1238 	SND_SOC_DAPM_SUPPLY("DMICL_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1239 		M98090_DIGMICL_SHIFT, 0, max98090_dapm_event,
1240 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1241 	SND_SOC_DAPM_SUPPLY("DMICR_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1242 		M98090_DIGMICR_SHIFT, 0, max98090_dapm_event,
1243 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1244 	SND_SOC_DAPM_SUPPLY("AHPF", M98090_REG_FILTER_CONFIG,
1245 		M98090_AHPF_SHIFT, 0, max98090_dapm_event,
1246 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1247 
1248 /*
1249  * Note: Sysclk and misc power supplies are taken care of by SHDN
1250  */
1251 
1252 	SND_SOC_DAPM_MUX("MIC1 Mux", SND_SOC_NOPM,
1253 		0, 0, &max98090_mic1_mux),
1254 
1255 	SND_SOC_DAPM_MUX("MIC2 Mux", SND_SOC_NOPM,
1256 		0, 0, &max98090_mic2_mux),
1257 
1258 	SND_SOC_DAPM_MUX("DMIC Mux", SND_SOC_NOPM, 0, 0, &max98090_dmic_mux),
1259 
1260 	SND_SOC_DAPM_PGA_E("MIC1 Input", M98090_REG_MIC1_INPUT_LEVEL,
1261 		M98090_MIC_PA1EN_SHIFT, 0, NULL, 0, max98090_micinput_event,
1262 		SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1263 
1264 	SND_SOC_DAPM_PGA_E("MIC2 Input", M98090_REG_MIC2_INPUT_LEVEL,
1265 		M98090_MIC_PA2EN_SHIFT, 0, NULL, 0, max98090_micinput_event,
1266 		SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1267 
1268 	SND_SOC_DAPM_MIXER("LINEA Mixer", SND_SOC_NOPM, 0, 0,
1269 		&max98090_linea_mixer_controls[0],
1270 		ARRAY_SIZE(max98090_linea_mixer_controls)),
1271 
1272 	SND_SOC_DAPM_MIXER("LINEB Mixer", SND_SOC_NOPM, 0, 0,
1273 		&max98090_lineb_mixer_controls[0],
1274 		ARRAY_SIZE(max98090_lineb_mixer_controls)),
1275 
1276 	SND_SOC_DAPM_PGA_E("LINEA Input", M98090_REG_INPUT_ENABLE,
1277 		M98090_LINEAEN_SHIFT, 0, NULL, 0, max98090_dapm_event,
1278 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1279 	SND_SOC_DAPM_PGA_E("LINEB Input", M98090_REG_INPUT_ENABLE,
1280 		M98090_LINEBEN_SHIFT, 0, NULL, 0, max98090_dapm_event,
1281 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1282 
1283 	SND_SOC_DAPM_MIXER("Left ADC Mixer", SND_SOC_NOPM, 0, 0,
1284 		&max98090_left_adc_mixer_controls[0],
1285 		ARRAY_SIZE(max98090_left_adc_mixer_controls)),
1286 
1287 	SND_SOC_DAPM_MIXER("Right ADC Mixer", SND_SOC_NOPM, 0, 0,
1288 		&max98090_right_adc_mixer_controls[0],
1289 		ARRAY_SIZE(max98090_right_adc_mixer_controls)),
1290 
1291 	SND_SOC_DAPM_ADC_E("ADCL", NULL, M98090_REG_INPUT_ENABLE,
1292 		M98090_ADLEN_SHIFT, 0, max98090_dapm_event,
1293 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1294 	SND_SOC_DAPM_ADC_E("ADCR", NULL, M98090_REG_INPUT_ENABLE,
1295 		M98090_ADREN_SHIFT, 0, max98090_dapm_event,
1296 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1297 
1298 	SND_SOC_DAPM_AIF_OUT("AIFOUTL", "HiFi Capture", 0,
1299 		SND_SOC_NOPM, 0, 0),
1300 	SND_SOC_DAPM_AIF_OUT("AIFOUTR", "HiFi Capture", 1,
1301 		SND_SOC_NOPM, 0, 0),
1302 
1303 	SND_SOC_DAPM_MUX("LBENL Mux", SND_SOC_NOPM,
1304 		0, 0, &max98090_lbenl_mux),
1305 
1306 	SND_SOC_DAPM_MUX("LBENR Mux", SND_SOC_NOPM,
1307 		0, 0, &max98090_lbenr_mux),
1308 
1309 	SND_SOC_DAPM_MUX("LTENL Mux", SND_SOC_NOPM,
1310 		0, 0, &max98090_ltenl_mux),
1311 
1312 	SND_SOC_DAPM_MUX("LTENR Mux", SND_SOC_NOPM,
1313 		0, 0, &max98090_ltenr_mux),
1314 
1315 	SND_SOC_DAPM_MUX("STENL Mux", SND_SOC_NOPM,
1316 		0, 0, &max98090_stenl_mux),
1317 
1318 	SND_SOC_DAPM_MUX("STENR Mux", SND_SOC_NOPM,
1319 		0, 0, &max98090_stenr_mux),
1320 
1321 	SND_SOC_DAPM_AIF_IN("AIFINL", "HiFi Playback", 0, SND_SOC_NOPM, 0, 0),
1322 	SND_SOC_DAPM_AIF_IN("AIFINR", "HiFi Playback", 1, SND_SOC_NOPM, 0, 0),
1323 
1324 	SND_SOC_DAPM_DAC_E("DACL", NULL, M98090_REG_OUTPUT_ENABLE,
1325 		M98090_DALEN_SHIFT, 0, max98090_dapm_event,
1326 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1327 	SND_SOC_DAPM_DAC_E("DACR", NULL, M98090_REG_OUTPUT_ENABLE,
1328 		M98090_DAREN_SHIFT, 0, max98090_dapm_event,
1329 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1330 
1331 	SND_SOC_DAPM_MIXER("Left Headphone Mixer", SND_SOC_NOPM, 0, 0,
1332 		&max98090_left_hp_mixer_controls[0],
1333 		ARRAY_SIZE(max98090_left_hp_mixer_controls)),
1334 
1335 	SND_SOC_DAPM_MIXER("Right Headphone Mixer", SND_SOC_NOPM, 0, 0,
1336 		&max98090_right_hp_mixer_controls[0],
1337 		ARRAY_SIZE(max98090_right_hp_mixer_controls)),
1338 
1339 	SND_SOC_DAPM_MIXER("Left Speaker Mixer", SND_SOC_NOPM, 0, 0,
1340 		&max98090_left_speaker_mixer_controls[0],
1341 		ARRAY_SIZE(max98090_left_speaker_mixer_controls)),
1342 
1343 	SND_SOC_DAPM_MIXER("Right Speaker Mixer", SND_SOC_NOPM, 0, 0,
1344 		&max98090_right_speaker_mixer_controls[0],
1345 		ARRAY_SIZE(max98090_right_speaker_mixer_controls)),
1346 
1347 	SND_SOC_DAPM_MIXER("Left Receiver Mixer", SND_SOC_NOPM, 0, 0,
1348 		&max98090_left_rcv_mixer_controls[0],
1349 		ARRAY_SIZE(max98090_left_rcv_mixer_controls)),
1350 
1351 	SND_SOC_DAPM_MIXER("Right Receiver Mixer", SND_SOC_NOPM, 0, 0,
1352 		&max98090_right_rcv_mixer_controls[0],
1353 		ARRAY_SIZE(max98090_right_rcv_mixer_controls)),
1354 
1355 	SND_SOC_DAPM_MUX("LINMOD Mux", SND_SOC_NOPM, 0, 0,
1356 		&max98090_linmod_mux),
1357 
1358 	SND_SOC_DAPM_MUX("MIXHPLSEL Mux", SND_SOC_NOPM, 0, 0,
1359 		&max98090_mixhplsel_mux),
1360 
1361 	SND_SOC_DAPM_MUX("MIXHPRSEL Mux", SND_SOC_NOPM, 0, 0,
1362 		&max98090_mixhprsel_mux),
1363 
1364 	SND_SOC_DAPM_PGA_E("HP Left Out", M98090_REG_OUTPUT_ENABLE,
1365 		M98090_HPLEN_SHIFT, 0, NULL, 0, max98090_dapm_event,
1366 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1367 	SND_SOC_DAPM_PGA_E("HP Right Out", M98090_REG_OUTPUT_ENABLE,
1368 		M98090_HPREN_SHIFT, 0, NULL, 0, max98090_dapm_event,
1369 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1370 
1371 	SND_SOC_DAPM_PGA_E("SPK Left Out", M98090_REG_OUTPUT_ENABLE,
1372 		M98090_SPLEN_SHIFT, 0, NULL, 0, max98090_dapm_event,
1373 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1374 	SND_SOC_DAPM_PGA_E("SPK Right Out", M98090_REG_OUTPUT_ENABLE,
1375 		M98090_SPREN_SHIFT, 0, NULL, 0, max98090_dapm_event,
1376 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1377 
1378 	SND_SOC_DAPM_PGA_E("RCV Left Out", M98090_REG_OUTPUT_ENABLE,
1379 		M98090_RCVLEN_SHIFT, 0, NULL, 0, max98090_dapm_event,
1380 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1381 	SND_SOC_DAPM_PGA_E("RCV Right Out", M98090_REG_OUTPUT_ENABLE,
1382 		M98090_RCVREN_SHIFT, 0, NULL, 0, max98090_dapm_event,
1383 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1384 
1385 	SND_SOC_DAPM_OUTPUT("HPL"),
1386 	SND_SOC_DAPM_OUTPUT("HPR"),
1387 	SND_SOC_DAPM_OUTPUT("SPKL"),
1388 	SND_SOC_DAPM_OUTPUT("SPKR"),
1389 	SND_SOC_DAPM_OUTPUT("RCVL"),
1390 	SND_SOC_DAPM_OUTPUT("RCVR"),
1391 };
1392 
1393 static const struct snd_soc_dapm_widget max98091_dapm_widgets[] = {
1394 	SND_SOC_DAPM_INPUT("DMIC3"),
1395 	SND_SOC_DAPM_INPUT("DMIC4"),
1396 
1397 	SND_SOC_DAPM_SUPPLY("DMIC3_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1398 		M98090_DIGMIC3_SHIFT, 0, max98090_dapm_event,
1399 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1400 	SND_SOC_DAPM_SUPPLY("DMIC4_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1401 		M98090_DIGMIC4_SHIFT, 0, max98090_dapm_event,
1402 		SND_SOC_DAPM_PRE_POST_PMU | SND_SOC_DAPM_PRE_POST_PMD),
1403 };
1404 
1405 static const struct snd_soc_dapm_route max98090_dapm_routes[] = {
1406 	{"MIC1 Input", NULL, "MIC1"},
1407 	{"MIC2 Input", NULL, "MIC2"},
1408 
1409 	{"DMICL", NULL, "DMICL_ENA"},
1410 	{"DMICL", NULL, "DMICR_ENA"},
1411 	{"DMICR", NULL, "DMICL_ENA"},
1412 	{"DMICR", NULL, "DMICR_ENA"},
1413 	{"DMICL", NULL, "AHPF"},
1414 	{"DMICR", NULL, "AHPF"},
1415 
1416 	/* MIC1 input mux */
1417 	{"MIC1 Mux", "IN12", "IN12"},
1418 	{"MIC1 Mux", "IN56", "IN56"},
1419 
1420 	/* MIC2 input mux */
1421 	{"MIC2 Mux", "IN34", "IN34"},
1422 	{"MIC2 Mux", "IN56", "IN56"},
1423 
1424 	{"MIC1 Input", NULL, "MIC1 Mux"},
1425 	{"MIC2 Input", NULL, "MIC2 Mux"},
1426 
1427 	/* Left ADC input mixer */
1428 	{"Left ADC Mixer", "IN12 Switch", "IN12"},
1429 	{"Left ADC Mixer", "IN34 Switch", "IN34"},
1430 	{"Left ADC Mixer", "IN56 Switch", "IN56"},
1431 	{"Left ADC Mixer", "LINEA Switch", "LINEA Input"},
1432 	{"Left ADC Mixer", "LINEB Switch", "LINEB Input"},
1433 	{"Left ADC Mixer", "MIC1 Switch", "MIC1 Input"},
1434 	{"Left ADC Mixer", "MIC2 Switch", "MIC2 Input"},
1435 
1436 	/* Right ADC input mixer */
1437 	{"Right ADC Mixer", "IN12 Switch", "IN12"},
1438 	{"Right ADC Mixer", "IN34 Switch", "IN34"},
1439 	{"Right ADC Mixer", "IN56 Switch", "IN56"},
1440 	{"Right ADC Mixer", "LINEA Switch", "LINEA Input"},
1441 	{"Right ADC Mixer", "LINEB Switch", "LINEB Input"},
1442 	{"Right ADC Mixer", "MIC1 Switch", "MIC1 Input"},
1443 	{"Right ADC Mixer", "MIC2 Switch", "MIC2 Input"},
1444 
1445 	/* Line A input mixer */
1446 	{"LINEA Mixer", "IN1 Switch", "IN1"},
1447 	{"LINEA Mixer", "IN3 Switch", "IN3"},
1448 	{"LINEA Mixer", "IN5 Switch", "IN5"},
1449 	{"LINEA Mixer", "IN34 Switch", "IN34"},
1450 
1451 	/* Line B input mixer */
1452 	{"LINEB Mixer", "IN2 Switch", "IN2"},
1453 	{"LINEB Mixer", "IN4 Switch", "IN4"},
1454 	{"LINEB Mixer", "IN6 Switch", "IN6"},
1455 	{"LINEB Mixer", "IN56 Switch", "IN56"},
1456 
1457 	{"LINEA Input", NULL, "LINEA Mixer"},
1458 	{"LINEB Input", NULL, "LINEB Mixer"},
1459 
1460 	/* Inputs */
1461 	{"ADCL", NULL, "Left ADC Mixer"},
1462 	{"ADCR", NULL, "Right ADC Mixer"},
1463 	{"ADCL", NULL, "SHDN"},
1464 	{"ADCR", NULL, "SHDN"},
1465 
1466 	{"DMIC Mux", "ADC", "ADCL"},
1467 	{"DMIC Mux", "ADC", "ADCR"},
1468 	{"DMIC Mux", "DMIC", "DMICL"},
1469 	{"DMIC Mux", "DMIC", "DMICR"},
1470 
1471 	{"LBENL Mux", "Normal", "DMIC Mux"},
1472 	{"LBENL Mux", "Loopback", "LTENL Mux"},
1473 	{"LBENR Mux", "Normal", "DMIC Mux"},
1474 	{"LBENR Mux", "Loopback", "LTENR Mux"},
1475 
1476 	{"AIFOUTL", NULL, "LBENL Mux"},
1477 	{"AIFOUTR", NULL, "LBENR Mux"},
1478 	{"AIFOUTL", NULL, "SHDN"},
1479 	{"AIFOUTR", NULL, "SHDN"},
1480 	{"AIFOUTL", NULL, "SDOEN"},
1481 	{"AIFOUTR", NULL, "SDOEN"},
1482 
1483 	{"LTENL Mux", "Normal", "AIFINL"},
1484 	{"LTENL Mux", "Loopthrough", "LBENL Mux"},
1485 	{"LTENR Mux", "Normal", "AIFINR"},
1486 	{"LTENR Mux", "Loopthrough", "LBENR Mux"},
1487 
1488 	{"DACL", NULL, "LTENL Mux"},
1489 	{"DACR", NULL, "LTENR Mux"},
1490 
1491 	{"STENL Mux", "Sidetone Left", "ADCL"},
1492 	{"STENL Mux", "Sidetone Left", "DMICL"},
1493 	{"STENR Mux", "Sidetone Right", "ADCR"},
1494 	{"STENR Mux", "Sidetone Right", "DMICR"},
1495 	{"DACL", NULL, "STENL Mux"},
1496 	{"DACR", NULL, "STENR Mux"},
1497 
1498 	{"AIFINL", NULL, "SHDN"},
1499 	{"AIFINR", NULL, "SHDN"},
1500 	{"AIFINL", NULL, "SDIEN"},
1501 	{"AIFINR", NULL, "SDIEN"},
1502 	{"DACL", NULL, "SHDN"},
1503 	{"DACR", NULL, "SHDN"},
1504 
1505 	/* Left headphone output mixer */
1506 	{"Left Headphone Mixer", "Left DAC Switch", "DACL"},
1507 	{"Left Headphone Mixer", "Right DAC Switch", "DACR"},
1508 	{"Left Headphone Mixer", "MIC1 Switch", "MIC1 Input"},
1509 	{"Left Headphone Mixer", "MIC2 Switch", "MIC2 Input"},
1510 	{"Left Headphone Mixer", "LINEA Switch", "LINEA Input"},
1511 	{"Left Headphone Mixer", "LINEB Switch", "LINEB Input"},
1512 
1513 	/* Right headphone output mixer */
1514 	{"Right Headphone Mixer", "Left DAC Switch", "DACL"},
1515 	{"Right Headphone Mixer", "Right DAC Switch", "DACR"},
1516 	{"Right Headphone Mixer", "MIC1 Switch", "MIC1 Input"},
1517 	{"Right Headphone Mixer", "MIC2 Switch", "MIC2 Input"},
1518 	{"Right Headphone Mixer", "LINEA Switch", "LINEA Input"},
1519 	{"Right Headphone Mixer", "LINEB Switch", "LINEB Input"},
1520 
1521 	/* Left speaker output mixer */
1522 	{"Left Speaker Mixer", "Left DAC Switch", "DACL"},
1523 	{"Left Speaker Mixer", "Right DAC Switch", "DACR"},
1524 	{"Left Speaker Mixer", "MIC1 Switch", "MIC1 Input"},
1525 	{"Left Speaker Mixer", "MIC2 Switch", "MIC2 Input"},
1526 	{"Left Speaker Mixer", "LINEA Switch", "LINEA Input"},
1527 	{"Left Speaker Mixer", "LINEB Switch", "LINEB Input"},
1528 
1529 	/* Right speaker output mixer */
1530 	{"Right Speaker Mixer", "Left DAC Switch", "DACL"},
1531 	{"Right Speaker Mixer", "Right DAC Switch", "DACR"},
1532 	{"Right Speaker Mixer", "MIC1 Switch", "MIC1 Input"},
1533 	{"Right Speaker Mixer", "MIC2 Switch", "MIC2 Input"},
1534 	{"Right Speaker Mixer", "LINEA Switch", "LINEA Input"},
1535 	{"Right Speaker Mixer", "LINEB Switch", "LINEB Input"},
1536 
1537 	/* Left Receiver output mixer */
1538 	{"Left Receiver Mixer", "Left DAC Switch", "DACL"},
1539 	{"Left Receiver Mixer", "Right DAC Switch", "DACR"},
1540 	{"Left Receiver Mixer", "MIC1 Switch", "MIC1 Input"},
1541 	{"Left Receiver Mixer", "MIC2 Switch", "MIC2 Input"},
1542 	{"Left Receiver Mixer", "LINEA Switch", "LINEA Input"},
1543 	{"Left Receiver Mixer", "LINEB Switch", "LINEB Input"},
1544 
1545 	/* Right Receiver output mixer */
1546 	{"Right Receiver Mixer", "Left DAC Switch", "DACL"},
1547 	{"Right Receiver Mixer", "Right DAC Switch", "DACR"},
1548 	{"Right Receiver Mixer", "MIC1 Switch", "MIC1 Input"},
1549 	{"Right Receiver Mixer", "MIC2 Switch", "MIC2 Input"},
1550 	{"Right Receiver Mixer", "LINEA Switch", "LINEA Input"},
1551 	{"Right Receiver Mixer", "LINEB Switch", "LINEB Input"},
1552 
1553 	{"MIXHPLSEL Mux", "HP Mixer", "Left Headphone Mixer"},
1554 
1555 	/*
1556 	 * Disable this for lowest power if bypassing
1557 	 * the DAC with an analog signal
1558 	 */
1559 	{"HP Left Out", NULL, "DACL"},
1560 	{"HP Left Out", NULL, "MIXHPLSEL Mux"},
1561 
1562 	{"MIXHPRSEL Mux", "HP Mixer", "Right Headphone Mixer"},
1563 
1564 	/*
1565 	 * Disable this for lowest power if bypassing
1566 	 * the DAC with an analog signal
1567 	 */
1568 	{"HP Right Out", NULL, "DACR"},
1569 	{"HP Right Out", NULL, "MIXHPRSEL Mux"},
1570 
1571 	{"SPK Left Out", NULL, "Left Speaker Mixer"},
1572 	{"SPK Right Out", NULL, "Right Speaker Mixer"},
1573 	{"RCV Left Out", NULL, "Left Receiver Mixer"},
1574 
1575 	{"LINMOD Mux", "Left and Right", "Right Receiver Mixer"},
1576 	{"LINMOD Mux", "Left Only",  "Left Receiver Mixer"},
1577 	{"RCV Right Out", NULL, "LINMOD Mux"},
1578 
1579 	{"HPL", NULL, "HP Left Out"},
1580 	{"HPR", NULL, "HP Right Out"},
1581 	{"SPKL", NULL, "SPK Left Out"},
1582 	{"SPKR", NULL, "SPK Right Out"},
1583 	{"RCVL", NULL, "RCV Left Out"},
1584 	{"RCVR", NULL, "RCV Right Out"},
1585 };
1586 
1587 static const struct snd_soc_dapm_route max98091_dapm_routes[] = {
1588 	/* DMIC inputs */
1589 	{"DMIC3", NULL, "DMIC3_ENA"},
1590 	{"DMIC4", NULL, "DMIC4_ENA"},
1591 	{"DMIC3", NULL, "AHPF"},
1592 	{"DMIC4", NULL, "AHPF"},
1593 };
1594 
1595 static int max98090_add_widgets(struct snd_soc_component *component)
1596 {
1597 	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1598 	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
1599 
1600 	snd_soc_add_component_controls(component, max98090_snd_controls,
1601 		ARRAY_SIZE(max98090_snd_controls));
1602 
1603 	if (max98090->devtype == MAX98091) {
1604 		snd_soc_add_component_controls(component, max98091_snd_controls,
1605 			ARRAY_SIZE(max98091_snd_controls));
1606 	}
1607 
1608 	snd_soc_dapm_new_controls(dapm, max98090_dapm_widgets,
1609 		ARRAY_SIZE(max98090_dapm_widgets));
1610 
1611 	snd_soc_dapm_add_routes(dapm, max98090_dapm_routes,
1612 		ARRAY_SIZE(max98090_dapm_routes));
1613 
1614 	if (max98090->devtype == MAX98091) {
1615 		snd_soc_dapm_new_controls(dapm, max98091_dapm_widgets,
1616 			ARRAY_SIZE(max98091_dapm_widgets));
1617 
1618 		snd_soc_dapm_add_routes(dapm, max98091_dapm_routes,
1619 			ARRAY_SIZE(max98091_dapm_routes));
1620 	}
1621 
1622 	return 0;
1623 }
1624 
1625 static const int pclk_rates[] = {
1626 	12000000, 12000000, 13000000, 13000000,
1627 	16000000, 16000000, 19200000, 19200000
1628 };
1629 
1630 static const int lrclk_rates[] = {
1631 	8000, 16000, 8000, 16000,
1632 	8000, 16000, 8000, 16000
1633 };
1634 
1635 static const int user_pclk_rates[] = {
1636 	13000000, 13000000, 19200000, 19200000,
1637 };
1638 
1639 static const int user_lrclk_rates[] = {
1640 	44100, 48000, 44100, 48000,
1641 };
1642 
1643 static const unsigned long long ni_value[] = {
1644 	3528, 768, 441, 8
1645 };
1646 
1647 static const unsigned long long mi_value[] = {
1648 	8125, 1625, 1500, 25
1649 };
1650 
1651 static void max98090_configure_bclk(struct snd_soc_component *component)
1652 {
1653 	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1654 	unsigned long long ni;
1655 	int i;
1656 
1657 	if (!max98090->sysclk) {
1658 		dev_err(component->dev, "No SYSCLK configured\n");
1659 		return;
1660 	}
1661 
1662 	if (!max98090->bclk || !max98090->lrclk) {
1663 		dev_err(component->dev, "No audio clocks configured\n");
1664 		return;
1665 	}
1666 
1667 	/* Skip configuration when operating as slave */
1668 	if (!(snd_soc_component_read32(component, M98090_REG_MASTER_MODE) &
1669 		M98090_MAS_MASK)) {
1670 		return;
1671 	}
1672 
1673 	/*
1674 	 * Master mode: no need to save and restore SHDN for the following
1675 	 * sensitive registers.
1676 	 */
1677 
1678 	/* Check for supported PCLK to LRCLK ratios */
1679 	for (i = 0; i < ARRAY_SIZE(pclk_rates); i++) {
1680 		if ((pclk_rates[i] == max98090->sysclk) &&
1681 			(lrclk_rates[i] == max98090->lrclk)) {
1682 			dev_dbg(component->dev,
1683 				"Found supported PCLK to LRCLK rates 0x%x\n",
1684 				i + 0x8);
1685 
1686 			snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1687 				M98090_FREQ_MASK,
1688 				(i + 0x8) << M98090_FREQ_SHIFT);
1689 			snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1690 				M98090_USE_M1_MASK, 0);
1691 			return;
1692 		}
1693 	}
1694 
1695 	/* Check for user calculated MI and NI ratios */
1696 	for (i = 0; i < ARRAY_SIZE(user_pclk_rates); i++) {
1697 		if ((user_pclk_rates[i] == max98090->sysclk) &&
1698 			(user_lrclk_rates[i] == max98090->lrclk)) {
1699 			dev_dbg(component->dev,
1700 				"Found user supported PCLK to LRCLK rates\n");
1701 			dev_dbg(component->dev, "i %d ni %lld mi %lld\n",
1702 				i, ni_value[i], mi_value[i]);
1703 
1704 			snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1705 				M98090_FREQ_MASK, 0);
1706 			snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1707 				M98090_USE_M1_MASK,
1708 					1 << M98090_USE_M1_SHIFT);
1709 
1710 			snd_soc_component_write(component, M98090_REG_CLOCK_RATIO_NI_MSB,
1711 				(ni_value[i] >> 8) & 0x7F);
1712 			snd_soc_component_write(component, M98090_REG_CLOCK_RATIO_NI_LSB,
1713 				ni_value[i] & 0xFF);
1714 			snd_soc_component_write(component, M98090_REG_CLOCK_RATIO_MI_MSB,
1715 				(mi_value[i] >> 8) & 0x7F);
1716 			snd_soc_component_write(component, M98090_REG_CLOCK_RATIO_MI_LSB,
1717 				mi_value[i] & 0xFF);
1718 
1719 			return;
1720 		}
1721 	}
1722 
1723 	/*
1724 	 * Calculate based on MI = 65536 (not as good as either method above)
1725 	 */
1726 	snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1727 		M98090_FREQ_MASK, 0);
1728 	snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1729 		M98090_USE_M1_MASK, 0);
1730 
1731 	/*
1732 	 * Configure NI when operating as master
1733 	 * Note: There is a small, but significant audio quality improvement
1734 	 * by calculating ni and mi.
1735 	 */
1736 	ni = 65536ULL * (max98090->lrclk < 50000 ? 96ULL : 48ULL)
1737 			* (unsigned long long int)max98090->lrclk;
1738 	do_div(ni, (unsigned long long int)max98090->sysclk);
1739 	dev_info(component->dev, "No better method found\n");
1740 	dev_info(component->dev, "Calculating ni %lld with mi 65536\n", ni);
1741 	snd_soc_component_write(component, M98090_REG_CLOCK_RATIO_NI_MSB,
1742 		(ni >> 8) & 0x7F);
1743 	snd_soc_component_write(component, M98090_REG_CLOCK_RATIO_NI_LSB, ni & 0xFF);
1744 }
1745 
1746 static int max98090_dai_set_fmt(struct snd_soc_dai *codec_dai,
1747 				 unsigned int fmt)
1748 {
1749 	struct snd_soc_component *component = codec_dai->component;
1750 	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1751 	struct max98090_cdata *cdata;
1752 	u8 regval;
1753 
1754 	max98090->dai_fmt = fmt;
1755 	cdata = &max98090->dai[0];
1756 
1757 	if (fmt != cdata->fmt) {
1758 		cdata->fmt = fmt;
1759 
1760 		regval = 0;
1761 		switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1762 		case SND_SOC_DAIFMT_CBS_CFS:
1763 			/* Set to slave mode PLL - MAS mode off */
1764 			max98090_shdn_save(max98090);
1765 			snd_soc_component_write(component,
1766 				M98090_REG_CLOCK_RATIO_NI_MSB, 0x00);
1767 			snd_soc_component_write(component,
1768 				M98090_REG_CLOCK_RATIO_NI_LSB, 0x00);
1769 			snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1770 				M98090_USE_M1_MASK, 0);
1771 			max98090_shdn_restore(max98090);
1772 			max98090->master = false;
1773 			break;
1774 		case SND_SOC_DAIFMT_CBM_CFM:
1775 			/* Set to master mode */
1776 			if (max98090->tdm_slots == 4) {
1777 				/* TDM */
1778 				regval |= M98090_MAS_MASK |
1779 					M98090_BSEL_64;
1780 			} else if (max98090->tdm_slots == 3) {
1781 				/* TDM */
1782 				regval |= M98090_MAS_MASK |
1783 					M98090_BSEL_48;
1784 			} else {
1785 				/* Few TDM slots, or No TDM */
1786 				regval |= M98090_MAS_MASK |
1787 					M98090_BSEL_32;
1788 			}
1789 			max98090->master = true;
1790 			break;
1791 		case SND_SOC_DAIFMT_CBS_CFM:
1792 		case SND_SOC_DAIFMT_CBM_CFS:
1793 		default:
1794 			dev_err(component->dev, "DAI clock mode unsupported");
1795 			return -EINVAL;
1796 		}
1797 		max98090_shdn_save(max98090);
1798 		snd_soc_component_write(component, M98090_REG_MASTER_MODE, regval);
1799 		max98090_shdn_restore(max98090);
1800 
1801 		regval = 0;
1802 		switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1803 		case SND_SOC_DAIFMT_I2S:
1804 			regval |= M98090_DLY_MASK;
1805 			break;
1806 		case SND_SOC_DAIFMT_LEFT_J:
1807 			break;
1808 		case SND_SOC_DAIFMT_RIGHT_J:
1809 			regval |= M98090_RJ_MASK;
1810 			break;
1811 		case SND_SOC_DAIFMT_DSP_A:
1812 			/* Not supported mode */
1813 		default:
1814 			dev_err(component->dev, "DAI format unsupported");
1815 			return -EINVAL;
1816 		}
1817 
1818 		switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1819 		case SND_SOC_DAIFMT_NB_NF:
1820 			break;
1821 		case SND_SOC_DAIFMT_NB_IF:
1822 			regval |= M98090_WCI_MASK;
1823 			break;
1824 		case SND_SOC_DAIFMT_IB_NF:
1825 			regval |= M98090_BCI_MASK;
1826 			break;
1827 		case SND_SOC_DAIFMT_IB_IF:
1828 			regval |= M98090_BCI_MASK|M98090_WCI_MASK;
1829 			break;
1830 		default:
1831 			dev_err(component->dev, "DAI invert mode unsupported");
1832 			return -EINVAL;
1833 		}
1834 
1835 		/*
1836 		 * This accommodates an inverted logic in the MAX98090 chip
1837 		 * for Bit Clock Invert (BCI). The inverted logic is only
1838 		 * seen for the case of TDM mode. The remaining cases have
1839 		 * normal logic.
1840 		 */
1841 		if (max98090->tdm_slots > 1)
1842 			regval ^= M98090_BCI_MASK;
1843 
1844 		max98090_shdn_save(max98090);
1845 		snd_soc_component_write(component,
1846 			M98090_REG_INTERFACE_FORMAT, regval);
1847 		max98090_shdn_restore(max98090);
1848 	}
1849 
1850 	return 0;
1851 }
1852 
1853 static int max98090_set_tdm_slot(struct snd_soc_dai *codec_dai,
1854 	unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width)
1855 {
1856 	struct snd_soc_component *component = codec_dai->component;
1857 	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1858 	struct max98090_cdata *cdata;
1859 
1860 	cdata = &max98090->dai[0];
1861 
1862 	if (slots < 0 || slots > 4)
1863 		return -EINVAL;
1864 
1865 	max98090->tdm_slots = slots;
1866 	max98090->tdm_width = slot_width;
1867 
1868 	if (max98090->tdm_slots > 1) {
1869 		max98090_shdn_save(max98090);
1870 		/* SLOTL SLOTR SLOTDLY */
1871 		snd_soc_component_write(component, M98090_REG_TDM_FORMAT,
1872 			0 << M98090_TDM_SLOTL_SHIFT |
1873 			1 << M98090_TDM_SLOTR_SHIFT |
1874 			0 << M98090_TDM_SLOTDLY_SHIFT);
1875 
1876 		/* FSW TDM */
1877 		snd_soc_component_update_bits(component, M98090_REG_TDM_CONTROL,
1878 			M98090_TDM_MASK,
1879 			M98090_TDM_MASK);
1880 		max98090_shdn_restore(max98090);
1881 	}
1882 
1883 	/*
1884 	 * Normally advisable to set TDM first, but this permits either order
1885 	 */
1886 	cdata->fmt = 0;
1887 	max98090_dai_set_fmt(codec_dai, max98090->dai_fmt);
1888 
1889 	return 0;
1890 }
1891 
1892 static int max98090_set_bias_level(struct snd_soc_component *component,
1893 				   enum snd_soc_bias_level level)
1894 {
1895 	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1896 	int ret;
1897 
1898 	switch (level) {
1899 	case SND_SOC_BIAS_ON:
1900 		break;
1901 
1902 	case SND_SOC_BIAS_PREPARE:
1903 		/*
1904 		 * SND_SOC_BIAS_PREPARE is called while preparing for a
1905 		 * transition to ON or away from ON. If current bias_level
1906 		 * is SND_SOC_BIAS_ON, then it is preparing for a transition
1907 		 * away from ON. Disable the clock in that case, otherwise
1908 		 * enable it.
1909 		 */
1910 		if (IS_ERR(max98090->mclk))
1911 			break;
1912 
1913 		if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_ON) {
1914 			clk_disable_unprepare(max98090->mclk);
1915 		} else {
1916 			ret = clk_prepare_enable(max98090->mclk);
1917 			if (ret)
1918 				return ret;
1919 		}
1920 		break;
1921 
1922 	case SND_SOC_BIAS_STANDBY:
1923 		if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
1924 			ret = regcache_sync(max98090->regmap);
1925 			if (ret != 0) {
1926 				dev_err(component->dev,
1927 					"Failed to sync cache: %d\n", ret);
1928 				return ret;
1929 			}
1930 		}
1931 		break;
1932 
1933 	case SND_SOC_BIAS_OFF:
1934 		/* Set internal pull-up to lowest power mode */
1935 		snd_soc_component_update_bits(component, M98090_REG_JACK_DETECT,
1936 			M98090_JDWK_MASK, M98090_JDWK_MASK);
1937 		regcache_mark_dirty(max98090->regmap);
1938 		break;
1939 	}
1940 	return 0;
1941 }
1942 
1943 static const int dmic_divisors[] = { 2, 3, 4, 5, 6, 8 };
1944 
1945 static const int comp_lrclk_rates[] = {
1946 	8000, 16000, 32000, 44100, 48000, 96000
1947 };
1948 
1949 struct dmic_table {
1950 	int pclk;
1951 	struct {
1952 		int freq;
1953 		int comp[6]; /* One each for 8, 16, 32, 44.1, 48, and 96 kHz */
1954 	} settings[6]; /* One for each dmic divisor. */
1955 };
1956 
1957 static const struct dmic_table dmic_table[] = { /* One for each pclk freq. */
1958 	{
1959 		.pclk = 11289600,
1960 		.settings = {
1961 			{ .freq = 2, .comp = { 7, 8, 3, 3, 3, 3 } },
1962 			{ .freq = 1, .comp = { 7, 8, 2, 2, 2, 2 } },
1963 			{ .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1964 			{ .freq = 0, .comp = { 7, 8, 6, 6, 6, 6 } },
1965 			{ .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1966 			{ .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1967 		},
1968 	},
1969 	{
1970 		.pclk = 12000000,
1971 		.settings = {
1972 			{ .freq = 2, .comp = { 7, 8, 3, 3, 3, 3 } },
1973 			{ .freq = 1, .comp = { 7, 8, 2, 2, 2, 2 } },
1974 			{ .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1975 			{ .freq = 0, .comp = { 7, 8, 5, 5, 6, 6 } },
1976 			{ .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1977 			{ .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1978 		}
1979 	},
1980 	{
1981 		.pclk = 12288000,
1982 		.settings = {
1983 			{ .freq = 2, .comp = { 7, 8, 3, 3, 3, 3 } },
1984 			{ .freq = 1, .comp = { 7, 8, 2, 2, 2, 2 } },
1985 			{ .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1986 			{ .freq = 0, .comp = { 7, 8, 6, 6, 6, 6 } },
1987 			{ .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1988 			{ .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1989 		}
1990 	},
1991 	{
1992 		.pclk = 13000000,
1993 		.settings = {
1994 			{ .freq = 2, .comp = { 7, 8, 1, 1, 1, 1 } },
1995 			{ .freq = 1, .comp = { 7, 8, 0, 0, 0, 0 } },
1996 			{ .freq = 0, .comp = { 7, 8, 1, 1, 1, 1 } },
1997 			{ .freq = 0, .comp = { 7, 8, 4, 4, 5, 5 } },
1998 			{ .freq = 0, .comp = { 7, 8, 1, 1, 1, 1 } },
1999 			{ .freq = 0, .comp = { 7, 8, 1, 1, 1, 1 } },
2000 		}
2001 	},
2002 	{
2003 		.pclk = 19200000,
2004 		.settings = {
2005 			{ .freq = 2, .comp = { 0, 0, 0, 0, 0, 0 } },
2006 			{ .freq = 1, .comp = { 7, 8, 1, 1, 1, 1 } },
2007 			{ .freq = 0, .comp = { 7, 8, 5, 5, 6, 6 } },
2008 			{ .freq = 0, .comp = { 7, 8, 2, 2, 3, 3 } },
2009 			{ .freq = 0, .comp = { 7, 8, 1, 1, 2, 2 } },
2010 			{ .freq = 0, .comp = { 7, 8, 5, 5, 6, 6 } },
2011 		}
2012 	},
2013 };
2014 
2015 static int max98090_find_divisor(int target_freq, int pclk)
2016 {
2017 	int current_diff = INT_MAX;
2018 	int test_diff = INT_MAX;
2019 	int divisor_index = 0;
2020 	int i;
2021 
2022 	for (i = 0; i < ARRAY_SIZE(dmic_divisors); i++) {
2023 		test_diff = abs(target_freq - (pclk / dmic_divisors[i]));
2024 		if (test_diff < current_diff) {
2025 			current_diff = test_diff;
2026 			divisor_index = i;
2027 		}
2028 	}
2029 
2030 	return divisor_index;
2031 }
2032 
2033 static int max98090_find_closest_pclk(int pclk)
2034 {
2035 	int m1;
2036 	int m2;
2037 	int i;
2038 
2039 	for (i = 0; i < ARRAY_SIZE(dmic_table); i++) {
2040 		if (pclk == dmic_table[i].pclk)
2041 			return i;
2042 		if (pclk < dmic_table[i].pclk) {
2043 			if (i == 0)
2044 				return i;
2045 			m1 = pclk - dmic_table[i-1].pclk;
2046 			m2 = dmic_table[i].pclk - pclk;
2047 			if (m1 < m2)
2048 				return i - 1;
2049 			else
2050 				return i;
2051 		}
2052 	}
2053 
2054 	return -EINVAL;
2055 }
2056 
2057 static int max98090_configure_dmic(struct max98090_priv *max98090,
2058 				   int target_dmic_clk, int pclk, int fs)
2059 {
2060 	int micclk_index;
2061 	int pclk_index;
2062 	int dmic_freq;
2063 	int dmic_comp;
2064 	int i;
2065 
2066 	pclk_index = max98090_find_closest_pclk(pclk);
2067 	if (pclk_index < 0)
2068 		return pclk_index;
2069 
2070 	micclk_index = max98090_find_divisor(target_dmic_clk, pclk);
2071 
2072 	for (i = 0; i < ARRAY_SIZE(comp_lrclk_rates) - 1; i++) {
2073 		if (fs <= (comp_lrclk_rates[i] + comp_lrclk_rates[i+1]) / 2)
2074 			break;
2075 	}
2076 
2077 	dmic_freq = dmic_table[pclk_index].settings[micclk_index].freq;
2078 	dmic_comp = dmic_table[pclk_index].settings[micclk_index].comp[i];
2079 
2080 	max98090_shdn_save(max98090);
2081 	regmap_update_bits(max98090->regmap, M98090_REG_DIGITAL_MIC_ENABLE,
2082 			   M98090_MICCLK_MASK,
2083 			   micclk_index << M98090_MICCLK_SHIFT);
2084 
2085 	regmap_update_bits(max98090->regmap, M98090_REG_DIGITAL_MIC_CONFIG,
2086 			   M98090_DMIC_COMP_MASK | M98090_DMIC_FREQ_MASK,
2087 			   dmic_comp << M98090_DMIC_COMP_SHIFT |
2088 			   dmic_freq << M98090_DMIC_FREQ_SHIFT);
2089 	max98090_shdn_restore(max98090);
2090 
2091 	return 0;
2092 }
2093 
2094 static int max98090_dai_startup(struct snd_pcm_substream *substream,
2095 				struct snd_soc_dai *dai)
2096 {
2097 	struct snd_soc_component *component = dai->component;
2098 	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2099 	unsigned int fmt = max98090->dai_fmt;
2100 
2101 	/* Remove 24-bit format support if it is not in right justified mode. */
2102 	if ((fmt & SND_SOC_DAIFMT_FORMAT_MASK) != SND_SOC_DAIFMT_RIGHT_J) {
2103 		substream->runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
2104 		snd_pcm_hw_constraint_msbits(substream->runtime, 0, 16, 16);
2105 	}
2106 	return 0;
2107 }
2108 
2109 static int max98090_dai_hw_params(struct snd_pcm_substream *substream,
2110 				   struct snd_pcm_hw_params *params,
2111 				   struct snd_soc_dai *dai)
2112 {
2113 	struct snd_soc_component *component = dai->component;
2114 	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2115 	struct max98090_cdata *cdata;
2116 
2117 	cdata = &max98090->dai[0];
2118 	max98090->bclk = snd_soc_params_to_bclk(params);
2119 	if (params_channels(params) == 1)
2120 		max98090->bclk *= 2;
2121 
2122 	max98090->lrclk = params_rate(params);
2123 
2124 	switch (params_width(params)) {
2125 	case 16:
2126 		max98090_shdn_save(max98090);
2127 		snd_soc_component_update_bits(component, M98090_REG_INTERFACE_FORMAT,
2128 			M98090_WS_MASK, 0);
2129 		max98090_shdn_restore(max98090);
2130 		break;
2131 	default:
2132 		return -EINVAL;
2133 	}
2134 
2135 	if (max98090->master)
2136 		max98090_configure_bclk(component);
2137 
2138 	cdata->rate = max98090->lrclk;
2139 
2140 	max98090_shdn_save(max98090);
2141 	/* Update filter mode */
2142 	if (max98090->lrclk < 24000)
2143 		snd_soc_component_update_bits(component, M98090_REG_FILTER_CONFIG,
2144 			M98090_MODE_MASK, 0);
2145 	else
2146 		snd_soc_component_update_bits(component, M98090_REG_FILTER_CONFIG,
2147 			M98090_MODE_MASK, M98090_MODE_MASK);
2148 
2149 	/* Update sample rate mode */
2150 	if (max98090->lrclk < 50000)
2151 		snd_soc_component_update_bits(component, M98090_REG_FILTER_CONFIG,
2152 			M98090_DHF_MASK, 0);
2153 	else
2154 		snd_soc_component_update_bits(component, M98090_REG_FILTER_CONFIG,
2155 			M98090_DHF_MASK, M98090_DHF_MASK);
2156 	max98090_shdn_restore(max98090);
2157 
2158 	max98090_configure_dmic(max98090, max98090->dmic_freq, max98090->pclk,
2159 				max98090->lrclk);
2160 
2161 	return 0;
2162 }
2163 
2164 /*
2165  * PLL / Sysclk
2166  */
2167 static int max98090_dai_set_sysclk(struct snd_soc_dai *dai,
2168 				   int clk_id, unsigned int freq, int dir)
2169 {
2170 	struct snd_soc_component *component = dai->component;
2171 	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2172 
2173 	/* Requested clock frequency is already setup */
2174 	if (freq == max98090->sysclk)
2175 		return 0;
2176 
2177 	if (!IS_ERR(max98090->mclk)) {
2178 		freq = clk_round_rate(max98090->mclk, freq);
2179 		clk_set_rate(max98090->mclk, freq);
2180 	}
2181 
2182 	/* Setup clocks for slave mode, and using the PLL
2183 	 * PSCLK = 0x01 (when master clk is 10MHz to 20MHz)
2184 	 *		 0x02 (when master clk is 20MHz to 40MHz)..
2185 	 *		 0x03 (when master clk is 40MHz to 60MHz)..
2186 	 */
2187 	max98090_shdn_save(max98090);
2188 	if ((freq >= 10000000) && (freq <= 20000000)) {
2189 		snd_soc_component_write(component, M98090_REG_SYSTEM_CLOCK,
2190 			M98090_PSCLK_DIV1);
2191 		max98090->pclk = freq;
2192 	} else if ((freq > 20000000) && (freq <= 40000000)) {
2193 		snd_soc_component_write(component, M98090_REG_SYSTEM_CLOCK,
2194 			M98090_PSCLK_DIV2);
2195 		max98090->pclk = freq >> 1;
2196 	} else if ((freq > 40000000) && (freq <= 60000000)) {
2197 		snd_soc_component_write(component, M98090_REG_SYSTEM_CLOCK,
2198 			M98090_PSCLK_DIV4);
2199 		max98090->pclk = freq >> 2;
2200 	} else {
2201 		dev_err(component->dev, "Invalid master clock frequency\n");
2202 		max98090_shdn_restore(max98090);
2203 		return -EINVAL;
2204 	}
2205 	max98090_shdn_restore(max98090);
2206 
2207 	max98090->sysclk = freq;
2208 
2209 	return 0;
2210 }
2211 
2212 static int max98090_dai_digital_mute(struct snd_soc_dai *codec_dai, int mute)
2213 {
2214 	struct snd_soc_component *component = codec_dai->component;
2215 	int regval;
2216 
2217 	regval = mute ? M98090_DVM_MASK : 0;
2218 	snd_soc_component_update_bits(component, M98090_REG_DAI_PLAYBACK_LEVEL,
2219 		M98090_DVM_MASK, regval);
2220 
2221 	return 0;
2222 }
2223 
2224 static int max98090_dai_trigger(struct snd_pcm_substream *substream, int cmd,
2225 				struct snd_soc_dai *dai)
2226 {
2227 	struct snd_soc_component *component = dai->component;
2228 	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2229 
2230 	switch (cmd) {
2231 	case SNDRV_PCM_TRIGGER_START:
2232 	case SNDRV_PCM_TRIGGER_RESUME:
2233 	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
2234 		if (!max98090->master && dai->active == 1)
2235 			queue_delayed_work(system_power_efficient_wq,
2236 					   &max98090->pll_det_enable_work,
2237 					   msecs_to_jiffies(10));
2238 		break;
2239 	case SNDRV_PCM_TRIGGER_STOP:
2240 	case SNDRV_PCM_TRIGGER_SUSPEND:
2241 	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
2242 		if (!max98090->master && dai->active == 1)
2243 			schedule_work(&max98090->pll_det_disable_work);
2244 		break;
2245 	default:
2246 		break;
2247 	}
2248 
2249 	return 0;
2250 }
2251 
2252 static void max98090_pll_det_enable_work(struct work_struct *work)
2253 {
2254 	struct max98090_priv *max98090 =
2255 		container_of(work, struct max98090_priv,
2256 			     pll_det_enable_work.work);
2257 	struct snd_soc_component *component = max98090->component;
2258 	unsigned int status, mask;
2259 
2260 	/*
2261 	 * Clear status register in order to clear possibly already occurred
2262 	 * PLL unlock. If PLL hasn't still locked, the status will be set
2263 	 * again and PLL unlock interrupt will occur.
2264 	 * Note this will clear all status bits
2265 	 */
2266 	regmap_read(max98090->regmap, M98090_REG_DEVICE_STATUS, &status);
2267 
2268 	/*
2269 	 * Queue jack work in case jack state has just changed but handler
2270 	 * hasn't run yet
2271 	 */
2272 	regmap_read(max98090->regmap, M98090_REG_INTERRUPT_S, &mask);
2273 	status &= mask;
2274 	if (status & M98090_JDET_MASK)
2275 		queue_delayed_work(system_power_efficient_wq,
2276 				   &max98090->jack_work,
2277 				   msecs_to_jiffies(100));
2278 
2279 	/* Enable PLL unlock interrupt */
2280 	snd_soc_component_update_bits(component, M98090_REG_INTERRUPT_S,
2281 			    M98090_IULK_MASK,
2282 			    1 << M98090_IULK_SHIFT);
2283 }
2284 
2285 static void max98090_pll_det_disable_work(struct work_struct *work)
2286 {
2287 	struct max98090_priv *max98090 =
2288 		container_of(work, struct max98090_priv, pll_det_disable_work);
2289 	struct snd_soc_component *component = max98090->component;
2290 
2291 	cancel_delayed_work_sync(&max98090->pll_det_enable_work);
2292 
2293 	/* Disable PLL unlock interrupt */
2294 	snd_soc_component_update_bits(component, M98090_REG_INTERRUPT_S,
2295 			    M98090_IULK_MASK, 0);
2296 }
2297 
2298 static void max98090_pll_work(struct max98090_priv *max98090)
2299 {
2300 	struct snd_soc_component *component = max98090->component;
2301 	unsigned int pll;
2302 	int i;
2303 
2304 	if (!snd_soc_component_is_active(component))
2305 		return;
2306 
2307 	dev_info_ratelimited(component->dev, "PLL unlocked\n");
2308 
2309 	/*
2310 	 * As the datasheet suggested, the maximum PLL lock time should be
2311 	 * 7 msec.  The workaround resets the codec softly by toggling SHDN
2312 	 * off and on if PLL failed to lock for 10 msec.  Notably, there is
2313 	 * no suggested hold time for SHDN off.
2314 	 */
2315 
2316 	/* Toggle shutdown OFF then ON */
2317 	mutex_lock(&component->card->dapm_mutex);
2318 	snd_soc_component_update_bits(component, M98090_REG_DEVICE_SHUTDOWN,
2319 			    M98090_SHDNN_MASK, 0);
2320 	snd_soc_component_update_bits(component, M98090_REG_DEVICE_SHUTDOWN,
2321 			    M98090_SHDNN_MASK, M98090_SHDNN_MASK);
2322 	mutex_unlock(&component->card->dapm_mutex);
2323 
2324 	for (i = 0; i < 10; ++i) {
2325 		/* Give PLL time to lock */
2326 		usleep_range(1000, 1200);
2327 
2328 		/* Check lock status */
2329 		pll = snd_soc_component_read32(
2330 				component, M98090_REG_DEVICE_STATUS);
2331 		if (!(pll & M98090_ULK_MASK))
2332 			break;
2333 	}
2334 }
2335 
2336 static void max98090_jack_work(struct work_struct *work)
2337 {
2338 	struct max98090_priv *max98090 = container_of(work,
2339 		struct max98090_priv,
2340 		jack_work.work);
2341 	struct snd_soc_component *component = max98090->component;
2342 	int status = 0;
2343 	int reg;
2344 
2345 	/* Read a second time */
2346 	if (max98090->jack_state == M98090_JACK_STATE_NO_HEADSET) {
2347 
2348 		/* Strong pull up allows mic detection */
2349 		snd_soc_component_update_bits(component, M98090_REG_JACK_DETECT,
2350 			M98090_JDWK_MASK, 0);
2351 
2352 		msleep(50);
2353 
2354 		reg = snd_soc_component_read32(component, M98090_REG_JACK_STATUS);
2355 
2356 		/* Weak pull up allows only insertion detection */
2357 		snd_soc_component_update_bits(component, M98090_REG_JACK_DETECT,
2358 			M98090_JDWK_MASK, M98090_JDWK_MASK);
2359 	} else {
2360 		reg = snd_soc_component_read32(component, M98090_REG_JACK_STATUS);
2361 	}
2362 
2363 	reg = snd_soc_component_read32(component, M98090_REG_JACK_STATUS);
2364 
2365 	switch (reg & (M98090_LSNS_MASK | M98090_JKSNS_MASK)) {
2366 		case M98090_LSNS_MASK | M98090_JKSNS_MASK:
2367 			dev_dbg(component->dev, "No Headset Detected\n");
2368 
2369 			max98090->jack_state = M98090_JACK_STATE_NO_HEADSET;
2370 
2371 			status |= 0;
2372 
2373 			break;
2374 
2375 		case 0:
2376 			if (max98090->jack_state ==
2377 				M98090_JACK_STATE_HEADSET) {
2378 
2379 				dev_dbg(component->dev,
2380 					"Headset Button Down Detected\n");
2381 
2382 				/*
2383 				 * max98090_headset_button_event(codec)
2384 				 * could be defined, then called here.
2385 				 */
2386 
2387 				status |= SND_JACK_HEADSET;
2388 				status |= SND_JACK_BTN_0;
2389 
2390 				break;
2391 			}
2392 
2393 			/* Line is reported as Headphone */
2394 			/* Nokia Headset is reported as Headphone */
2395 			/* Mono Headphone is reported as Headphone */
2396 			dev_dbg(component->dev, "Headphone Detected\n");
2397 
2398 			max98090->jack_state = M98090_JACK_STATE_HEADPHONE;
2399 
2400 			status |= SND_JACK_HEADPHONE;
2401 
2402 			break;
2403 
2404 		case M98090_JKSNS_MASK:
2405 			dev_dbg(component->dev, "Headset Detected\n");
2406 
2407 			max98090->jack_state = M98090_JACK_STATE_HEADSET;
2408 
2409 			status |= SND_JACK_HEADSET;
2410 
2411 			break;
2412 
2413 		default:
2414 			dev_dbg(component->dev, "Unrecognized Jack Status\n");
2415 			break;
2416 	}
2417 
2418 	snd_soc_jack_report(max98090->jack, status,
2419 			    SND_JACK_HEADSET | SND_JACK_BTN_0);
2420 }
2421 
2422 static irqreturn_t max98090_interrupt(int irq, void *data)
2423 {
2424 	struct max98090_priv *max98090 = data;
2425 	struct snd_soc_component *component = max98090->component;
2426 	int ret;
2427 	unsigned int mask;
2428 	unsigned int active;
2429 
2430 	/* Treat interrupt before codec is initialized as spurious */
2431 	if (component == NULL)
2432 		return IRQ_NONE;
2433 
2434 	dev_dbg(component->dev, "***** max98090_interrupt *****\n");
2435 
2436 	ret = regmap_read(max98090->regmap, M98090_REG_INTERRUPT_S, &mask);
2437 
2438 	if (ret != 0) {
2439 		dev_err(component->dev,
2440 			"failed to read M98090_REG_INTERRUPT_S: %d\n",
2441 			ret);
2442 		return IRQ_NONE;
2443 	}
2444 
2445 	ret = regmap_read(max98090->regmap, M98090_REG_DEVICE_STATUS, &active);
2446 
2447 	if (ret != 0) {
2448 		dev_err(component->dev,
2449 			"failed to read M98090_REG_DEVICE_STATUS: %d\n",
2450 			ret);
2451 		return IRQ_NONE;
2452 	}
2453 
2454 	dev_dbg(component->dev, "active=0x%02x mask=0x%02x -> active=0x%02x\n",
2455 		active, mask, active & mask);
2456 
2457 	active &= mask;
2458 
2459 	if (!active)
2460 		return IRQ_NONE;
2461 
2462 	if (active & M98090_CLD_MASK)
2463 		dev_err(component->dev, "M98090_CLD_MASK\n");
2464 
2465 	if (active & M98090_SLD_MASK)
2466 		dev_dbg(component->dev, "M98090_SLD_MASK\n");
2467 
2468 	if (active & M98090_ULK_MASK) {
2469 		dev_dbg(component->dev, "M98090_ULK_MASK\n");
2470 		max98090_pll_work(max98090);
2471 	}
2472 
2473 	if (active & M98090_JDET_MASK) {
2474 		dev_dbg(component->dev, "M98090_JDET_MASK\n");
2475 
2476 		pm_wakeup_event(component->dev, 100);
2477 
2478 		queue_delayed_work(system_power_efficient_wq,
2479 				   &max98090->jack_work,
2480 				   msecs_to_jiffies(100));
2481 	}
2482 
2483 	if (active & M98090_DRCACT_MASK)
2484 		dev_dbg(component->dev, "M98090_DRCACT_MASK\n");
2485 
2486 	if (active & M98090_DRCCLP_MASK)
2487 		dev_err(component->dev, "M98090_DRCCLP_MASK\n");
2488 
2489 	return IRQ_HANDLED;
2490 }
2491 
2492 /**
2493  * max98090_mic_detect - Enable microphone detection via the MAX98090 IRQ
2494  *
2495  * @component:  MAX98090 component
2496  * @jack:   jack to report detection events on
2497  *
2498  * Enable microphone detection via IRQ on the MAX98090.  If GPIOs are
2499  * being used to bring out signals to the processor then only platform
2500  * data configuration is needed for MAX98090 and processor GPIOs should
2501  * be configured using snd_soc_jack_add_gpios() instead.
2502  *
2503  * If no jack is supplied detection will be disabled.
2504  */
2505 int max98090_mic_detect(struct snd_soc_component *component,
2506 	struct snd_soc_jack *jack)
2507 {
2508 	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2509 
2510 	dev_dbg(component->dev, "max98090_mic_detect\n");
2511 
2512 	max98090->jack = jack;
2513 	if (jack) {
2514 		snd_soc_component_update_bits(component, M98090_REG_INTERRUPT_S,
2515 			M98090_IJDET_MASK,
2516 			1 << M98090_IJDET_SHIFT);
2517 	} else {
2518 		snd_soc_component_update_bits(component, M98090_REG_INTERRUPT_S,
2519 			M98090_IJDET_MASK,
2520 			0);
2521 	}
2522 
2523 	/* Send an initial empty report */
2524 	snd_soc_jack_report(max98090->jack, 0,
2525 			    SND_JACK_HEADSET | SND_JACK_BTN_0);
2526 
2527 	queue_delayed_work(system_power_efficient_wq,
2528 			   &max98090->jack_work,
2529 			   msecs_to_jiffies(100));
2530 
2531 	return 0;
2532 }
2533 EXPORT_SYMBOL_GPL(max98090_mic_detect);
2534 
2535 #define MAX98090_RATES SNDRV_PCM_RATE_8000_96000
2536 #define MAX98090_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
2537 
2538 static const struct snd_soc_dai_ops max98090_dai_ops = {
2539 	.startup = max98090_dai_startup,
2540 	.set_sysclk = max98090_dai_set_sysclk,
2541 	.set_fmt = max98090_dai_set_fmt,
2542 	.set_tdm_slot = max98090_set_tdm_slot,
2543 	.hw_params = max98090_dai_hw_params,
2544 	.digital_mute = max98090_dai_digital_mute,
2545 	.trigger = max98090_dai_trigger,
2546 };
2547 
2548 static struct snd_soc_dai_driver max98090_dai[] = {
2549 {
2550 	.name = "HiFi",
2551 	.playback = {
2552 		.stream_name = "HiFi Playback",
2553 		.channels_min = 2,
2554 		.channels_max = 2,
2555 		.rates = MAX98090_RATES,
2556 		.formats = MAX98090_FORMATS,
2557 	},
2558 	.capture = {
2559 		.stream_name = "HiFi Capture",
2560 		.channels_min = 1,
2561 		.channels_max = 2,
2562 		.rates = MAX98090_RATES,
2563 		.formats = MAX98090_FORMATS,
2564 	},
2565 	 .ops = &max98090_dai_ops,
2566 }
2567 };
2568 
2569 static int max98090_probe(struct snd_soc_component *component)
2570 {
2571 	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2572 	struct max98090_cdata *cdata;
2573 	enum max98090_type devtype;
2574 	int ret = 0;
2575 	int err;
2576 	unsigned int micbias;
2577 
2578 	dev_dbg(component->dev, "max98090_probe\n");
2579 
2580 	max98090->mclk = devm_clk_get(component->dev, "mclk");
2581 	if (PTR_ERR(max98090->mclk) == -EPROBE_DEFER)
2582 		return -EPROBE_DEFER;
2583 
2584 	max98090->component = component;
2585 
2586 	/* Reset the codec, the DSP core, and disable all interrupts */
2587 	max98090_reset(max98090);
2588 
2589 	/* Initialize private data */
2590 
2591 	max98090->sysclk = (unsigned)-1;
2592 	max98090->pclk = (unsigned)-1;
2593 	max98090->master = false;
2594 
2595 	cdata = &max98090->dai[0];
2596 	cdata->rate = (unsigned)-1;
2597 	cdata->fmt  = (unsigned)-1;
2598 
2599 	max98090->lin_state = 0;
2600 	max98090->pa1en = 0;
2601 	max98090->pa2en = 0;
2602 
2603 	ret = snd_soc_component_read32(component, M98090_REG_REVISION_ID);
2604 	if (ret < 0) {
2605 		dev_err(component->dev, "Failed to read device revision: %d\n",
2606 			ret);
2607 		goto err_access;
2608 	}
2609 
2610 	if ((ret >= M98090_REVA) && (ret <= M98090_REVA + 0x0f)) {
2611 		devtype = MAX98090;
2612 		dev_info(component->dev, "MAX98090 REVID=0x%02x\n", ret);
2613 	} else if ((ret >= M98091_REVA) && (ret <= M98091_REVA + 0x0f)) {
2614 		devtype = MAX98091;
2615 		dev_info(component->dev, "MAX98091 REVID=0x%02x\n", ret);
2616 	} else {
2617 		devtype = MAX98090;
2618 		dev_err(component->dev, "Unrecognized revision 0x%02x\n", ret);
2619 	}
2620 
2621 	if (max98090->devtype != devtype) {
2622 		dev_warn(component->dev, "Mismatch in DT specified CODEC type.\n");
2623 		max98090->devtype = devtype;
2624 	}
2625 
2626 	max98090->jack_state = M98090_JACK_STATE_NO_HEADSET;
2627 
2628 	INIT_DELAYED_WORK(&max98090->jack_work, max98090_jack_work);
2629 	INIT_DELAYED_WORK(&max98090->pll_det_enable_work,
2630 			  max98090_pll_det_enable_work);
2631 	INIT_WORK(&max98090->pll_det_disable_work,
2632 		  max98090_pll_det_disable_work);
2633 
2634 	/* Enable jack detection */
2635 	snd_soc_component_write(component, M98090_REG_JACK_DETECT,
2636 		M98090_JDETEN_MASK | M98090_JDEB_25MS);
2637 
2638 	/*
2639 	 * Clear any old interrupts.
2640 	 * An old interrupt ocurring prior to installing the ISR
2641 	 * can keep a new interrupt from generating a trigger.
2642 	 */
2643 	snd_soc_component_read32(component, M98090_REG_DEVICE_STATUS);
2644 
2645 	/*
2646 	 * SHDN should be 0 at the point, no need to save/restore for the
2647 	 * following registers.
2648 	 *
2649 	 * High Performance is default
2650 	 */
2651 	snd_soc_component_update_bits(component, M98090_REG_DAC_CONTROL,
2652 		M98090_DACHP_MASK,
2653 		1 << M98090_DACHP_SHIFT);
2654 	snd_soc_component_update_bits(component, M98090_REG_DAC_CONTROL,
2655 		M98090_PERFMODE_MASK,
2656 		0 << M98090_PERFMODE_SHIFT);
2657 	snd_soc_component_update_bits(component, M98090_REG_ADC_CONTROL,
2658 		M98090_ADCHP_MASK,
2659 		1 << M98090_ADCHP_SHIFT);
2660 
2661 	/*
2662 	 * SHDN should be 0 at the point, no need to save/restore for the
2663 	 * following registers.
2664 	 *
2665 	 * Turn on VCM bandgap reference
2666 	 */
2667 	snd_soc_component_write(component, M98090_REG_BIAS_CONTROL,
2668 		M98090_VCM_MODE_MASK);
2669 
2670 	err = device_property_read_u32(component->dev, "maxim,micbias", &micbias);
2671 	if (err) {
2672 		micbias = M98090_MBVSEL_2V8;
2673 		dev_info(component->dev, "use default 2.8v micbias\n");
2674 	} else if (micbias > M98090_MBVSEL_2V8) {
2675 		dev_err(component->dev, "micbias out of range 0x%x\n", micbias);
2676 		micbias = M98090_MBVSEL_2V8;
2677 	}
2678 
2679 	snd_soc_component_update_bits(component, M98090_REG_MIC_BIAS_VOLTAGE,
2680 		M98090_MBVSEL_MASK, micbias);
2681 
2682 	max98090_add_widgets(component);
2683 
2684 err_access:
2685 	return ret;
2686 }
2687 
2688 static void max98090_remove(struct snd_soc_component *component)
2689 {
2690 	struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2691 
2692 	cancel_delayed_work_sync(&max98090->jack_work);
2693 	cancel_delayed_work_sync(&max98090->pll_det_enable_work);
2694 	cancel_work_sync(&max98090->pll_det_disable_work);
2695 	max98090->component = NULL;
2696 }
2697 
2698 static const struct snd_soc_component_driver soc_component_dev_max98090 = {
2699 	.probe			= max98090_probe,
2700 	.remove			= max98090_remove,
2701 	.set_bias_level		= max98090_set_bias_level,
2702 	.idle_bias_on		= 1,
2703 	.use_pmdown_time	= 1,
2704 	.endianness		= 1,
2705 	.non_legacy_dai_naming	= 1,
2706 };
2707 
2708 static const struct regmap_config max98090_regmap = {
2709 	.reg_bits = 8,
2710 	.val_bits = 8,
2711 
2712 	.max_register = MAX98090_MAX_REGISTER,
2713 	.reg_defaults = max98090_reg,
2714 	.num_reg_defaults = ARRAY_SIZE(max98090_reg),
2715 	.volatile_reg = max98090_volatile_register,
2716 	.readable_reg = max98090_readable_register,
2717 	.cache_type = REGCACHE_RBTREE,
2718 };
2719 
2720 static int max98090_i2c_probe(struct i2c_client *i2c,
2721 				 const struct i2c_device_id *i2c_id)
2722 {
2723 	struct max98090_priv *max98090;
2724 	const struct acpi_device_id *acpi_id;
2725 	kernel_ulong_t driver_data = 0;
2726 	int ret;
2727 
2728 	pr_debug("max98090_i2c_probe\n");
2729 
2730 	max98090 = devm_kzalloc(&i2c->dev, sizeof(struct max98090_priv),
2731 		GFP_KERNEL);
2732 	if (max98090 == NULL)
2733 		return -ENOMEM;
2734 
2735 	if (ACPI_HANDLE(&i2c->dev)) {
2736 		acpi_id = acpi_match_device(i2c->dev.driver->acpi_match_table,
2737 					    &i2c->dev);
2738 		if (!acpi_id) {
2739 			dev_err(&i2c->dev, "No driver data\n");
2740 			return -EINVAL;
2741 		}
2742 		driver_data = acpi_id->driver_data;
2743 	} else if (i2c_id) {
2744 		driver_data = i2c_id->driver_data;
2745 	}
2746 
2747 	max98090->devtype = driver_data;
2748 	i2c_set_clientdata(i2c, max98090);
2749 	max98090->pdata = i2c->dev.platform_data;
2750 
2751 	ret = of_property_read_u32(i2c->dev.of_node, "maxim,dmic-freq",
2752 				   &max98090->dmic_freq);
2753 	if (ret < 0)
2754 		max98090->dmic_freq = MAX98090_DEFAULT_DMIC_FREQ;
2755 
2756 	max98090->regmap = devm_regmap_init_i2c(i2c, &max98090_regmap);
2757 	if (IS_ERR(max98090->regmap)) {
2758 		ret = PTR_ERR(max98090->regmap);
2759 		dev_err(&i2c->dev, "Failed to allocate regmap: %d\n", ret);
2760 		goto err_enable;
2761 	}
2762 
2763 	ret = devm_request_threaded_irq(&i2c->dev, i2c->irq, NULL,
2764 		max98090_interrupt, IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
2765 		"max98090_interrupt", max98090);
2766 	if (ret < 0) {
2767 		dev_err(&i2c->dev, "request_irq failed: %d\n",
2768 			ret);
2769 		return ret;
2770 	}
2771 
2772 	ret = devm_snd_soc_register_component(&i2c->dev,
2773 			&soc_component_dev_max98090, max98090_dai,
2774 			ARRAY_SIZE(max98090_dai));
2775 err_enable:
2776 	return ret;
2777 }
2778 
2779 static void max98090_i2c_shutdown(struct i2c_client *i2c)
2780 {
2781 	struct max98090_priv *max98090 = dev_get_drvdata(&i2c->dev);
2782 
2783 	/*
2784 	 * Enable volume smoothing, disable zero cross.  This will cause
2785 	 * a quick 40ms ramp to mute on shutdown.
2786 	 */
2787 	regmap_write(max98090->regmap,
2788 		M98090_REG_LEVEL_CONTROL, M98090_VSENN_MASK);
2789 	regmap_write(max98090->regmap,
2790 		M98090_REG_DEVICE_SHUTDOWN, 0x00);
2791 	msleep(40);
2792 }
2793 
2794 static int max98090_i2c_remove(struct i2c_client *client)
2795 {
2796 	max98090_i2c_shutdown(client);
2797 
2798 	return 0;
2799 }
2800 
2801 #ifdef CONFIG_PM
2802 static int max98090_runtime_resume(struct device *dev)
2803 {
2804 	struct max98090_priv *max98090 = dev_get_drvdata(dev);
2805 
2806 	regcache_cache_only(max98090->regmap, false);
2807 
2808 	max98090_reset(max98090);
2809 
2810 	regcache_sync(max98090->regmap);
2811 
2812 	return 0;
2813 }
2814 
2815 static int max98090_runtime_suspend(struct device *dev)
2816 {
2817 	struct max98090_priv *max98090 = dev_get_drvdata(dev);
2818 
2819 	regcache_cache_only(max98090->regmap, true);
2820 
2821 	return 0;
2822 }
2823 #endif
2824 
2825 #ifdef CONFIG_PM_SLEEP
2826 static int max98090_resume(struct device *dev)
2827 {
2828 	struct max98090_priv *max98090 = dev_get_drvdata(dev);
2829 	unsigned int status;
2830 
2831 	regcache_mark_dirty(max98090->regmap);
2832 
2833 	max98090_reset(max98090);
2834 
2835 	/* clear IRQ status */
2836 	regmap_read(max98090->regmap, M98090_REG_DEVICE_STATUS, &status);
2837 
2838 	regcache_sync(max98090->regmap);
2839 
2840 	return 0;
2841 }
2842 #endif
2843 
2844 static const struct dev_pm_ops max98090_pm = {
2845 	SET_RUNTIME_PM_OPS(max98090_runtime_suspend,
2846 		max98090_runtime_resume, NULL)
2847 	SET_SYSTEM_SLEEP_PM_OPS(NULL, max98090_resume)
2848 };
2849 
2850 static const struct i2c_device_id max98090_i2c_id[] = {
2851 	{ "max98090", MAX98090 },
2852 	{ "max98091", MAX98091 },
2853 	{ }
2854 };
2855 MODULE_DEVICE_TABLE(i2c, max98090_i2c_id);
2856 
2857 static const struct of_device_id max98090_of_match[] = {
2858 	{ .compatible = "maxim,max98090", },
2859 	{ .compatible = "maxim,max98091", },
2860 	{ }
2861 };
2862 MODULE_DEVICE_TABLE(of, max98090_of_match);
2863 
2864 #ifdef CONFIG_ACPI
2865 static const struct acpi_device_id max98090_acpi_match[] = {
2866 	{ "193C9890", MAX98090 },
2867 	{ }
2868 };
2869 MODULE_DEVICE_TABLE(acpi, max98090_acpi_match);
2870 #endif
2871 
2872 static struct i2c_driver max98090_i2c_driver = {
2873 	.driver = {
2874 		.name = "max98090",
2875 		.pm = &max98090_pm,
2876 		.of_match_table = of_match_ptr(max98090_of_match),
2877 		.acpi_match_table = ACPI_PTR(max98090_acpi_match),
2878 	},
2879 	.probe  = max98090_i2c_probe,
2880 	.shutdown = max98090_i2c_shutdown,
2881 	.remove = max98090_i2c_remove,
2882 	.id_table = max98090_i2c_id,
2883 };
2884 
2885 module_i2c_driver(max98090_i2c_driver);
2886 
2887 MODULE_DESCRIPTION("ALSA SoC MAX98090 driver");
2888 MODULE_AUTHOR("Peter Hsiang, Jesse Marroqin, Jerry Wong");
2889 MODULE_LICENSE("GPL");
2890