xref: /linux/sound/soc/codecs/max98090.c (revision 2c81a10ae6c6aaef68f8b92b4fc8037d1dfe0d9e)
1 /*
2  * max98090.c -- MAX98090 ALSA SoC Audio driver
3  *
4  * Copyright 2011-2012 Maxim Integrated Products
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 as
8  * published by the Free Software Foundation.
9  */
10 
11 #include <linux/delay.h>
12 #include <linux/i2c.h>
13 #include <linux/module.h>
14 #include <linux/pm.h>
15 #include <linux/pm_runtime.h>
16 #include <linux/regmap.h>
17 #include <linux/slab.h>
18 #include <linux/acpi.h>
19 #include <sound/jack.h>
20 #include <sound/pcm.h>
21 #include <sound/pcm_params.h>
22 #include <sound/soc.h>
23 #include <sound/tlv.h>
24 #include <sound/max98090.h>
25 #include "max98090.h"
26 
27 #define DEBUG
28 #define EXTMIC_METHOD
29 #define EXTMIC_METHOD_TEST
30 
31 /* Allows for sparsely populated register maps */
32 static struct reg_default max98090_reg[] = {
33 	{ 0x00, 0x00 }, /* 00 Software Reset */
34 	{ 0x03, 0x04 }, /* 03 Interrupt Masks */
35 	{ 0x04, 0x00 }, /* 04 System Clock Quick */
36 	{ 0x05, 0x00 }, /* 05 Sample Rate Quick */
37 	{ 0x06, 0x00 }, /* 06 DAI Interface Quick */
38 	{ 0x07, 0x00 }, /* 07 DAC Path Quick */
39 	{ 0x08, 0x00 }, /* 08 Mic/Direct to ADC Quick */
40 	{ 0x09, 0x00 }, /* 09 Line to ADC Quick */
41 	{ 0x0A, 0x00 }, /* 0A Analog Mic Loop Quick */
42 	{ 0x0B, 0x00 }, /* 0B Analog Line Loop Quick */
43 	{ 0x0C, 0x00 }, /* 0C Reserved */
44 	{ 0x0D, 0x00 }, /* 0D Input Config */
45 	{ 0x0E, 0x1B }, /* 0E Line Input Level */
46 	{ 0x0F, 0x00 }, /* 0F Line Config */
47 
48 	{ 0x10, 0x14 }, /* 10 Mic1 Input Level */
49 	{ 0x11, 0x14 }, /* 11 Mic2 Input Level */
50 	{ 0x12, 0x00 }, /* 12 Mic Bias Voltage */
51 	{ 0x13, 0x00 }, /* 13 Digital Mic Config */
52 	{ 0x14, 0x00 }, /* 14 Digital Mic Mode */
53 	{ 0x15, 0x00 }, /* 15 Left ADC Mixer */
54 	{ 0x16, 0x00 }, /* 16 Right ADC Mixer */
55 	{ 0x17, 0x03 }, /* 17 Left ADC Level */
56 	{ 0x18, 0x03 }, /* 18 Right ADC Level */
57 	{ 0x19, 0x00 }, /* 19 ADC Biquad Level */
58 	{ 0x1A, 0x00 }, /* 1A ADC Sidetone */
59 	{ 0x1B, 0x00 }, /* 1B System Clock */
60 	{ 0x1C, 0x00 }, /* 1C Clock Mode */
61 	{ 0x1D, 0x00 }, /* 1D Any Clock 1 */
62 	{ 0x1E, 0x00 }, /* 1E Any Clock 2 */
63 	{ 0x1F, 0x00 }, /* 1F Any Clock 3 */
64 
65 	{ 0x20, 0x00 }, /* 20 Any Clock 4 */
66 	{ 0x21, 0x00 }, /* 21 Master Mode */
67 	{ 0x22, 0x00 }, /* 22 Interface Format */
68 	{ 0x23, 0x00 }, /* 23 TDM Format 1*/
69 	{ 0x24, 0x00 }, /* 24 TDM Format 2*/
70 	{ 0x25, 0x00 }, /* 25 I/O Configuration */
71 	{ 0x26, 0x80 }, /* 26 Filter Config */
72 	{ 0x27, 0x00 }, /* 27 DAI Playback Level */
73 	{ 0x28, 0x00 }, /* 28 EQ Playback Level */
74 	{ 0x29, 0x00 }, /* 29 Left HP Mixer */
75 	{ 0x2A, 0x00 }, /* 2A Right HP Mixer */
76 	{ 0x2B, 0x00 }, /* 2B HP Control */
77 	{ 0x2C, 0x1A }, /* 2C Left HP Volume */
78 	{ 0x2D, 0x1A }, /* 2D Right HP Volume */
79 	{ 0x2E, 0x00 }, /* 2E Left Spk Mixer */
80 	{ 0x2F, 0x00 }, /* 2F Right Spk Mixer */
81 
82 	{ 0x30, 0x00 }, /* 30 Spk Control */
83 	{ 0x31, 0x2C }, /* 31 Left Spk Volume */
84 	{ 0x32, 0x2C }, /* 32 Right Spk Volume */
85 	{ 0x33, 0x00 }, /* 33 ALC Timing */
86 	{ 0x34, 0x00 }, /* 34 ALC Compressor */
87 	{ 0x35, 0x00 }, /* 35 ALC Expander */
88 	{ 0x36, 0x00 }, /* 36 ALC Gain */
89 	{ 0x37, 0x00 }, /* 37 Rcv/Line OutL Mixer */
90 	{ 0x38, 0x00 }, /* 38 Rcv/Line OutL Control */
91 	{ 0x39, 0x15 }, /* 39 Rcv/Line OutL Volume */
92 	{ 0x3A, 0x00 }, /* 3A Line OutR Mixer */
93 	{ 0x3B, 0x00 }, /* 3B Line OutR Control */
94 	{ 0x3C, 0x15 }, /* 3C Line OutR Volume */
95 	{ 0x3D, 0x00 }, /* 3D Jack Detect */
96 	{ 0x3E, 0x00 }, /* 3E Input Enable */
97 	{ 0x3F, 0x00 }, /* 3F Output Enable */
98 
99 	{ 0x40, 0x00 }, /* 40 Level Control */
100 	{ 0x41, 0x00 }, /* 41 DSP Filter Enable */
101 	{ 0x42, 0x00 }, /* 42 Bias Control */
102 	{ 0x43, 0x00 }, /* 43 DAC Control */
103 	{ 0x44, 0x06 }, /* 44 ADC Control */
104 	{ 0x45, 0x00 }, /* 45 Device Shutdown */
105 	{ 0x46, 0x00 }, /* 46 Equalizer Band 1 Coefficient B0 */
106 	{ 0x47, 0x00 }, /* 47 Equalizer Band 1 Coefficient B0 */
107 	{ 0x48, 0x00 }, /* 48 Equalizer Band 1 Coefficient B0 */
108 	{ 0x49, 0x00 }, /* 49 Equalizer Band 1 Coefficient B1 */
109 	{ 0x4A, 0x00 }, /* 4A Equalizer Band 1 Coefficient B1 */
110 	{ 0x4B, 0x00 }, /* 4B Equalizer Band 1 Coefficient B1 */
111 	{ 0x4C, 0x00 }, /* 4C Equalizer Band 1 Coefficient B2 */
112 	{ 0x4D, 0x00 }, /* 4D Equalizer Band 1 Coefficient B2 */
113 	{ 0x4E, 0x00 }, /* 4E Equalizer Band 1 Coefficient B2 */
114 	{ 0x4F, 0x00 }, /* 4F Equalizer Band 1 Coefficient A1 */
115 
116 	{ 0x50, 0x00 }, /* 50 Equalizer Band 1 Coefficient A1 */
117 	{ 0x51, 0x00 }, /* 51 Equalizer Band 1 Coefficient A1 */
118 	{ 0x52, 0x00 }, /* 52 Equalizer Band 1 Coefficient A2 */
119 	{ 0x53, 0x00 }, /* 53 Equalizer Band 1 Coefficient A2 */
120 	{ 0x54, 0x00 }, /* 54 Equalizer Band 1 Coefficient A2 */
121 	{ 0x55, 0x00 }, /* 55 Equalizer Band 2 Coefficient B0 */
122 	{ 0x56, 0x00 }, /* 56 Equalizer Band 2 Coefficient B0 */
123 	{ 0x57, 0x00 }, /* 57 Equalizer Band 2 Coefficient B0 */
124 	{ 0x58, 0x00 }, /* 58 Equalizer Band 2 Coefficient B1 */
125 	{ 0x59, 0x00 }, /* 59 Equalizer Band 2 Coefficient B1 */
126 	{ 0x5A, 0x00 }, /* 5A Equalizer Band 2 Coefficient B1 */
127 	{ 0x5B, 0x00 }, /* 5B Equalizer Band 2 Coefficient B2 */
128 	{ 0x5C, 0x00 }, /* 5C Equalizer Band 2 Coefficient B2 */
129 	{ 0x5D, 0x00 }, /* 5D Equalizer Band 2 Coefficient B2 */
130 	{ 0x5E, 0x00 }, /* 5E Equalizer Band 2 Coefficient A1 */
131 	{ 0x5F, 0x00 }, /* 5F Equalizer Band 2 Coefficient A1 */
132 
133 	{ 0x60, 0x00 }, /* 60 Equalizer Band 2 Coefficient A1 */
134 	{ 0x61, 0x00 }, /* 61 Equalizer Band 2 Coefficient A2 */
135 	{ 0x62, 0x00 }, /* 62 Equalizer Band 2 Coefficient A2 */
136 	{ 0x63, 0x00 }, /* 63 Equalizer Band 2 Coefficient A2 */
137 	{ 0x64, 0x00 }, /* 64 Equalizer Band 3 Coefficient B0 */
138 	{ 0x65, 0x00 }, /* 65 Equalizer Band 3 Coefficient B0 */
139 	{ 0x66, 0x00 }, /* 66 Equalizer Band 3 Coefficient B0 */
140 	{ 0x67, 0x00 }, /* 67 Equalizer Band 3 Coefficient B1 */
141 	{ 0x68, 0x00 }, /* 68 Equalizer Band 3 Coefficient B1 */
142 	{ 0x69, 0x00 }, /* 69 Equalizer Band 3 Coefficient B1 */
143 	{ 0x6A, 0x00 }, /* 6A Equalizer Band 3 Coefficient B2 */
144 	{ 0x6B, 0x00 }, /* 6B Equalizer Band 3 Coefficient B2 */
145 	{ 0x6C, 0x00 }, /* 6C Equalizer Band 3 Coefficient B2 */
146 	{ 0x6D, 0x00 }, /* 6D Equalizer Band 3 Coefficient A1 */
147 	{ 0x6E, 0x00 }, /* 6E Equalizer Band 3 Coefficient A1 */
148 	{ 0x6F, 0x00 }, /* 6F Equalizer Band 3 Coefficient A1 */
149 
150 	{ 0x70, 0x00 }, /* 70 Equalizer Band 3 Coefficient A2 */
151 	{ 0x71, 0x00 }, /* 71 Equalizer Band 3 Coefficient A2 */
152 	{ 0x72, 0x00 }, /* 72 Equalizer Band 3 Coefficient A2 */
153 	{ 0x73, 0x00 }, /* 73 Equalizer Band 4 Coefficient B0 */
154 	{ 0x74, 0x00 }, /* 74 Equalizer Band 4 Coefficient B0 */
155 	{ 0x75, 0x00 }, /* 75 Equalizer Band 4 Coefficient B0 */
156 	{ 0x76, 0x00 }, /* 76 Equalizer Band 4 Coefficient B1 */
157 	{ 0x77, 0x00 }, /* 77 Equalizer Band 4 Coefficient B1 */
158 	{ 0x78, 0x00 }, /* 78 Equalizer Band 4 Coefficient B1 */
159 	{ 0x79, 0x00 }, /* 79 Equalizer Band 4 Coefficient B2 */
160 	{ 0x7A, 0x00 }, /* 7A Equalizer Band 4 Coefficient B2 */
161 	{ 0x7B, 0x00 }, /* 7B Equalizer Band 4 Coefficient B2 */
162 	{ 0x7C, 0x00 }, /* 7C Equalizer Band 4 Coefficient A1 */
163 	{ 0x7D, 0x00 }, /* 7D Equalizer Band 4 Coefficient A1 */
164 	{ 0x7E, 0x00 }, /* 7E Equalizer Band 4 Coefficient A1 */
165 	{ 0x7F, 0x00 }, /* 7F Equalizer Band 4 Coefficient A2 */
166 
167 	{ 0x80, 0x00 }, /* 80 Equalizer Band 4 Coefficient A2 */
168 	{ 0x81, 0x00 }, /* 81 Equalizer Band 4 Coefficient A2 */
169 	{ 0x82, 0x00 }, /* 82 Equalizer Band 5 Coefficient B0 */
170 	{ 0x83, 0x00 }, /* 83 Equalizer Band 5 Coefficient B0 */
171 	{ 0x84, 0x00 }, /* 84 Equalizer Band 5 Coefficient B0 */
172 	{ 0x85, 0x00 }, /* 85 Equalizer Band 5 Coefficient B1 */
173 	{ 0x86, 0x00 }, /* 86 Equalizer Band 5 Coefficient B1 */
174 	{ 0x87, 0x00 }, /* 87 Equalizer Band 5 Coefficient B1 */
175 	{ 0x88, 0x00 }, /* 88 Equalizer Band 5 Coefficient B2 */
176 	{ 0x89, 0x00 }, /* 89 Equalizer Band 5 Coefficient B2 */
177 	{ 0x8A, 0x00 }, /* 8A Equalizer Band 5 Coefficient B2 */
178 	{ 0x8B, 0x00 }, /* 8B Equalizer Band 5 Coefficient A1 */
179 	{ 0x8C, 0x00 }, /* 8C Equalizer Band 5 Coefficient A1 */
180 	{ 0x8D, 0x00 }, /* 8D Equalizer Band 5 Coefficient A1 */
181 	{ 0x8E, 0x00 }, /* 8E Equalizer Band 5 Coefficient A2 */
182 	{ 0x8F, 0x00 }, /* 8F Equalizer Band 5 Coefficient A2 */
183 
184 	{ 0x90, 0x00 }, /* 90 Equalizer Band 5 Coefficient A2 */
185 	{ 0x91, 0x00 }, /* 91 Equalizer Band 6 Coefficient B0 */
186 	{ 0x92, 0x00 }, /* 92 Equalizer Band 6 Coefficient B0 */
187 	{ 0x93, 0x00 }, /* 93 Equalizer Band 6 Coefficient B0 */
188 	{ 0x94, 0x00 }, /* 94 Equalizer Band 6 Coefficient B1 */
189 	{ 0x95, 0x00 }, /* 95 Equalizer Band 6 Coefficient B1 */
190 	{ 0x96, 0x00 }, /* 96 Equalizer Band 6 Coefficient B1 */
191 	{ 0x97, 0x00 }, /* 97 Equalizer Band 6 Coefficient B2 */
192 	{ 0x98, 0x00 }, /* 98 Equalizer Band 6 Coefficient B2 */
193 	{ 0x99, 0x00 }, /* 99 Equalizer Band 6 Coefficient B2 */
194 	{ 0x9A, 0x00 }, /* 9A Equalizer Band 6 Coefficient A1 */
195 	{ 0x9B, 0x00 }, /* 9B Equalizer Band 6 Coefficient A1 */
196 	{ 0x9C, 0x00 }, /* 9C Equalizer Band 6 Coefficient A1 */
197 	{ 0x9D, 0x00 }, /* 9D Equalizer Band 6 Coefficient A2 */
198 	{ 0x9E, 0x00 }, /* 9E Equalizer Band 6 Coefficient A2 */
199 	{ 0x9F, 0x00 }, /* 9F Equalizer Band 6 Coefficient A2 */
200 
201 	{ 0xA0, 0x00 }, /* A0 Equalizer Band 7 Coefficient B0 */
202 	{ 0xA1, 0x00 }, /* A1 Equalizer Band 7 Coefficient B0 */
203 	{ 0xA2, 0x00 }, /* A2 Equalizer Band 7 Coefficient B0 */
204 	{ 0xA3, 0x00 }, /* A3 Equalizer Band 7 Coefficient B1 */
205 	{ 0xA4, 0x00 }, /* A4 Equalizer Band 7 Coefficient B1 */
206 	{ 0xA5, 0x00 }, /* A5 Equalizer Band 7 Coefficient B1 */
207 	{ 0xA6, 0x00 }, /* A6 Equalizer Band 7 Coefficient B2 */
208 	{ 0xA7, 0x00 }, /* A7 Equalizer Band 7 Coefficient B2 */
209 	{ 0xA8, 0x00 }, /* A8 Equalizer Band 7 Coefficient B2 */
210 	{ 0xA9, 0x00 }, /* A9 Equalizer Band 7 Coefficient A1 */
211 	{ 0xAA, 0x00 }, /* AA Equalizer Band 7 Coefficient A1 */
212 	{ 0xAB, 0x00 }, /* AB Equalizer Band 7 Coefficient A1 */
213 	{ 0xAC, 0x00 }, /* AC Equalizer Band 7 Coefficient A2 */
214 	{ 0xAD, 0x00 }, /* AD Equalizer Band 7 Coefficient A2 */
215 	{ 0xAE, 0x00 }, /* AE Equalizer Band 7 Coefficient A2 */
216 	{ 0xAF, 0x00 }, /* AF ADC Biquad Coefficient B0 */
217 
218 	{ 0xB0, 0x00 }, /* B0 ADC Biquad Coefficient B0 */
219 	{ 0xB1, 0x00 }, /* B1 ADC Biquad Coefficient B0 */
220 	{ 0xB2, 0x00 }, /* B2 ADC Biquad Coefficient B1 */
221 	{ 0xB3, 0x00 }, /* B3 ADC Biquad Coefficient B1 */
222 	{ 0xB4, 0x00 }, /* B4 ADC Biquad Coefficient B1 */
223 	{ 0xB5, 0x00 }, /* B5 ADC Biquad Coefficient B2 */
224 	{ 0xB6, 0x00 }, /* B6 ADC Biquad Coefficient B2 */
225 	{ 0xB7, 0x00 }, /* B7 ADC Biquad Coefficient B2 */
226 	{ 0xB8, 0x00 }, /* B8 ADC Biquad Coefficient A1 */
227 	{ 0xB9, 0x00 }, /* B9 ADC Biquad Coefficient A1 */
228 	{ 0xBA, 0x00 }, /* BA ADC Biquad Coefficient A1 */
229 	{ 0xBB, 0x00 }, /* BB ADC Biquad Coefficient A2 */
230 	{ 0xBC, 0x00 }, /* BC ADC Biquad Coefficient A2 */
231 	{ 0xBD, 0x00 }, /* BD ADC Biquad Coefficient A2 */
232 	{ 0xBE, 0x00 }, /* BE Digital Mic 3 Volume */
233 	{ 0xBF, 0x00 }, /* BF Digital Mic 4 Volume */
234 
235 	{ 0xC0, 0x00 }, /* C0 Digital Mic 34 Biquad Pre Atten */
236 	{ 0xC1, 0x00 }, /* C1 Record TDM Slot */
237 	{ 0xC2, 0x00 }, /* C2 Sample Rate */
238 	{ 0xC3, 0x00 }, /* C3 Digital Mic 34 Biquad Coefficient C3 */
239 	{ 0xC4, 0x00 }, /* C4 Digital Mic 34 Biquad Coefficient C4 */
240 	{ 0xC5, 0x00 }, /* C5 Digital Mic 34 Biquad Coefficient C5 */
241 	{ 0xC6, 0x00 }, /* C6 Digital Mic 34 Biquad Coefficient C6 */
242 	{ 0xC7, 0x00 }, /* C7 Digital Mic 34 Biquad Coefficient C7 */
243 	{ 0xC8, 0x00 }, /* C8 Digital Mic 34 Biquad Coefficient C8 */
244 	{ 0xC9, 0x00 }, /* C9 Digital Mic 34 Biquad Coefficient C9 */
245 	{ 0xCA, 0x00 }, /* CA Digital Mic 34 Biquad Coefficient CA */
246 	{ 0xCB, 0x00 }, /* CB Digital Mic 34 Biquad Coefficient CB */
247 	{ 0xCC, 0x00 }, /* CC Digital Mic 34 Biquad Coefficient CC */
248 	{ 0xCD, 0x00 }, /* CD Digital Mic 34 Biquad Coefficient CD */
249 	{ 0xCE, 0x00 }, /* CE Digital Mic 34 Biquad Coefficient CE */
250 	{ 0xCF, 0x00 }, /* CF Digital Mic 34 Biquad Coefficient CF */
251 
252 	{ 0xD0, 0x00 }, /* D0 Digital Mic 34 Biquad Coefficient D0 */
253 	{ 0xD1, 0x00 }, /* D1 Digital Mic 34 Biquad Coefficient D1 */
254 };
255 
256 static bool max98090_volatile_register(struct device *dev, unsigned int reg)
257 {
258 	switch (reg) {
259 	case M98090_REG_DEVICE_STATUS:
260 	case M98090_REG_JACK_STATUS:
261 	case M98090_REG_REVISION_ID:
262 		return true;
263 	default:
264 		return false;
265 	}
266 }
267 
268 static bool max98090_readable_register(struct device *dev, unsigned int reg)
269 {
270 	switch (reg) {
271 	case M98090_REG_DEVICE_STATUS:
272 	case M98090_REG_JACK_STATUS:
273 	case M98090_REG_INTERRUPT_S:
274 	case M98090_REG_RESERVED:
275 	case M98090_REG_LINE_INPUT_CONFIG:
276 	case M98090_REG_LINE_INPUT_LEVEL:
277 	case M98090_REG_INPUT_MODE:
278 	case M98090_REG_MIC1_INPUT_LEVEL:
279 	case M98090_REG_MIC2_INPUT_LEVEL:
280 	case M98090_REG_MIC_BIAS_VOLTAGE:
281 	case M98090_REG_DIGITAL_MIC_ENABLE:
282 	case M98090_REG_DIGITAL_MIC_CONFIG:
283 	case M98090_REG_LEFT_ADC_MIXER:
284 	case M98090_REG_RIGHT_ADC_MIXER:
285 	case M98090_REG_LEFT_ADC_LEVEL:
286 	case M98090_REG_RIGHT_ADC_LEVEL:
287 	case M98090_REG_ADC_BIQUAD_LEVEL:
288 	case M98090_REG_ADC_SIDETONE:
289 	case M98090_REG_SYSTEM_CLOCK:
290 	case M98090_REG_CLOCK_MODE:
291 	case M98090_REG_CLOCK_RATIO_NI_MSB:
292 	case M98090_REG_CLOCK_RATIO_NI_LSB:
293 	case M98090_REG_CLOCK_RATIO_MI_MSB:
294 	case M98090_REG_CLOCK_RATIO_MI_LSB:
295 	case M98090_REG_MASTER_MODE:
296 	case M98090_REG_INTERFACE_FORMAT:
297 	case M98090_REG_TDM_CONTROL:
298 	case M98090_REG_TDM_FORMAT:
299 	case M98090_REG_IO_CONFIGURATION:
300 	case M98090_REG_FILTER_CONFIG:
301 	case M98090_REG_DAI_PLAYBACK_LEVEL:
302 	case M98090_REG_DAI_PLAYBACK_LEVEL_EQ:
303 	case M98090_REG_LEFT_HP_MIXER:
304 	case M98090_REG_RIGHT_HP_MIXER:
305 	case M98090_REG_HP_CONTROL:
306 	case M98090_REG_LEFT_HP_VOLUME:
307 	case M98090_REG_RIGHT_HP_VOLUME:
308 	case M98090_REG_LEFT_SPK_MIXER:
309 	case M98090_REG_RIGHT_SPK_MIXER:
310 	case M98090_REG_SPK_CONTROL:
311 	case M98090_REG_LEFT_SPK_VOLUME:
312 	case M98090_REG_RIGHT_SPK_VOLUME:
313 	case M98090_REG_DRC_TIMING:
314 	case M98090_REG_DRC_COMPRESSOR:
315 	case M98090_REG_DRC_EXPANDER:
316 	case M98090_REG_DRC_GAIN:
317 	case M98090_REG_RCV_LOUTL_MIXER:
318 	case M98090_REG_RCV_LOUTL_CONTROL:
319 	case M98090_REG_RCV_LOUTL_VOLUME:
320 	case M98090_REG_LOUTR_MIXER:
321 	case M98090_REG_LOUTR_CONTROL:
322 	case M98090_REG_LOUTR_VOLUME:
323 	case M98090_REG_JACK_DETECT:
324 	case M98090_REG_INPUT_ENABLE:
325 	case M98090_REG_OUTPUT_ENABLE:
326 	case M98090_REG_LEVEL_CONTROL:
327 	case M98090_REG_DSP_FILTER_ENABLE:
328 	case M98090_REG_BIAS_CONTROL:
329 	case M98090_REG_DAC_CONTROL:
330 	case M98090_REG_ADC_CONTROL:
331 	case M98090_REG_DEVICE_SHUTDOWN:
332 	case M98090_REG_EQUALIZER_BASE ... M98090_REG_EQUALIZER_BASE + 0x68:
333 	case M98090_REG_RECORD_BIQUAD_BASE ... M98090_REG_RECORD_BIQUAD_BASE + 0x0E:
334 	case M98090_REG_DMIC3_VOLUME:
335 	case M98090_REG_DMIC4_VOLUME:
336 	case M98090_REG_DMIC34_BQ_PREATTEN:
337 	case M98090_REG_RECORD_TDM_SLOT:
338 	case M98090_REG_SAMPLE_RATE:
339 	case M98090_REG_DMIC34_BIQUAD_BASE ... M98090_REG_DMIC34_BIQUAD_BASE + 0x0E:
340 	case M98090_REG_REVISION_ID:
341 		return true;
342 	default:
343 		return false;
344 	}
345 }
346 
347 static int max98090_reset(struct max98090_priv *max98090)
348 {
349 	int ret;
350 
351 	/* Reset the codec by writing to this write-only reset register */
352 	ret = regmap_write(max98090->regmap, M98090_REG_SOFTWARE_RESET,
353 		M98090_SWRESET_MASK);
354 	if (ret < 0) {
355 		dev_err(max98090->codec->dev,
356 			"Failed to reset codec: %d\n", ret);
357 		return ret;
358 	}
359 
360 	msleep(20);
361 	return ret;
362 }
363 
364 static const unsigned int max98090_micboost_tlv[] = {
365 	TLV_DB_RANGE_HEAD(2),
366 	0, 1, TLV_DB_SCALE_ITEM(0, 2000, 0),
367 	2, 2, TLV_DB_SCALE_ITEM(3000, 0, 0),
368 };
369 
370 static const DECLARE_TLV_DB_SCALE(max98090_mic_tlv, 0, 100, 0);
371 
372 static const DECLARE_TLV_DB_SCALE(max98090_line_single_ended_tlv,
373 	-600, 600, 0);
374 
375 static const unsigned int max98090_line_tlv[] = {
376 	TLV_DB_RANGE_HEAD(2),
377 	0, 3, TLV_DB_SCALE_ITEM(-600, 300, 0),
378 	4, 5, TLV_DB_SCALE_ITEM(1400, 600, 0),
379 };
380 
381 static const DECLARE_TLV_DB_SCALE(max98090_avg_tlv, 0, 600, 0);
382 static const DECLARE_TLV_DB_SCALE(max98090_av_tlv, -1200, 100, 0);
383 
384 static const DECLARE_TLV_DB_SCALE(max98090_dvg_tlv, 0, 600, 0);
385 static const DECLARE_TLV_DB_SCALE(max98090_dv_tlv, -1500, 100, 0);
386 
387 static const DECLARE_TLV_DB_SCALE(max98090_sidetone_tlv, -6050, 200, 0);
388 
389 static const DECLARE_TLV_DB_SCALE(max98090_alc_tlv, -1500, 100, 0);
390 static const DECLARE_TLV_DB_SCALE(max98090_alcmakeup_tlv, 0, 100, 0);
391 static const DECLARE_TLV_DB_SCALE(max98090_alccomp_tlv, -3100, 100, 0);
392 static const DECLARE_TLV_DB_SCALE(max98090_drcexp_tlv, -6600, 100, 0);
393 
394 static const unsigned int max98090_mixout_tlv[] = {
395 	TLV_DB_RANGE_HEAD(2),
396 	0, 1, TLV_DB_SCALE_ITEM(-1200, 250, 0),
397 	2, 3, TLV_DB_SCALE_ITEM(-600, 600, 0),
398 };
399 
400 static const unsigned int max98090_hp_tlv[] = {
401 	TLV_DB_RANGE_HEAD(5),
402 	0, 6, TLV_DB_SCALE_ITEM(-6700, 400, 0),
403 	7, 14, TLV_DB_SCALE_ITEM(-4000, 300, 0),
404 	15, 21, TLV_DB_SCALE_ITEM(-1700, 200, 0),
405 	22, 27, TLV_DB_SCALE_ITEM(-400, 100, 0),
406 	28, 31, TLV_DB_SCALE_ITEM(150, 50, 0),
407 };
408 
409 static const unsigned int max98090_spk_tlv[] = {
410 	TLV_DB_RANGE_HEAD(5),
411 	0, 4, TLV_DB_SCALE_ITEM(-4800, 400, 0),
412 	5, 10, TLV_DB_SCALE_ITEM(-2900, 300, 0),
413 	11, 14, TLV_DB_SCALE_ITEM(-1200, 200, 0),
414 	15, 29, TLV_DB_SCALE_ITEM(-500, 100, 0),
415 	30, 39, TLV_DB_SCALE_ITEM(950, 50, 0),
416 };
417 
418 static const unsigned int max98090_rcv_lout_tlv[] = {
419 	TLV_DB_RANGE_HEAD(5),
420 	0, 6, TLV_DB_SCALE_ITEM(-6200, 400, 0),
421 	7, 14, TLV_DB_SCALE_ITEM(-3500, 300, 0),
422 	15, 21, TLV_DB_SCALE_ITEM(-1200, 200, 0),
423 	22, 27, TLV_DB_SCALE_ITEM(100, 100, 0),
424 	28, 31, TLV_DB_SCALE_ITEM(650, 50, 0),
425 };
426 
427 static int max98090_get_enab_tlv(struct snd_kcontrol *kcontrol,
428 				struct snd_ctl_elem_value *ucontrol)
429 {
430 	struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
431 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
432 	struct soc_mixer_control *mc =
433 		(struct soc_mixer_control *)kcontrol->private_value;
434 	unsigned int mask = (1 << fls(mc->max)) - 1;
435 	unsigned int val = snd_soc_read(codec, mc->reg);
436 	unsigned int *select;
437 
438 	switch (mc->reg) {
439 	case M98090_REG_MIC1_INPUT_LEVEL:
440 		select = &(max98090->pa1en);
441 		break;
442 	case M98090_REG_MIC2_INPUT_LEVEL:
443 		select = &(max98090->pa2en);
444 		break;
445 	case M98090_REG_ADC_SIDETONE:
446 		select = &(max98090->sidetone);
447 		break;
448 	default:
449 		return -EINVAL;
450 	}
451 
452 	val = (val >> mc->shift) & mask;
453 
454 	if (val >= 1) {
455 		/* If on, return the volume */
456 		val = val - 1;
457 		*select = val;
458 	} else {
459 		/* If off, return last stored value */
460 		val = *select;
461 	}
462 
463 	ucontrol->value.integer.value[0] = val;
464 	return 0;
465 }
466 
467 static int max98090_put_enab_tlv(struct snd_kcontrol *kcontrol,
468 				struct snd_ctl_elem_value *ucontrol)
469 {
470 	struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
471 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
472 	struct soc_mixer_control *mc =
473 		(struct soc_mixer_control *)kcontrol->private_value;
474 	unsigned int mask = (1 << fls(mc->max)) - 1;
475 	unsigned int sel = ucontrol->value.integer.value[0];
476 	unsigned int val = snd_soc_read(codec, mc->reg);
477 	unsigned int *select;
478 
479 	switch (mc->reg) {
480 	case M98090_REG_MIC1_INPUT_LEVEL:
481 		select = &(max98090->pa1en);
482 		break;
483 	case M98090_REG_MIC2_INPUT_LEVEL:
484 		select = &(max98090->pa2en);
485 		break;
486 	case M98090_REG_ADC_SIDETONE:
487 		select = &(max98090->sidetone);
488 		break;
489 	default:
490 		return -EINVAL;
491 	}
492 
493 	val = (val >> mc->shift) & mask;
494 
495 	*select = sel;
496 
497 	/* Setting a volume is only valid if it is already On */
498 	if (val >= 1) {
499 		sel = sel + 1;
500 	} else {
501 		/* Write what was already there */
502 		sel = val;
503 	}
504 
505 	snd_soc_update_bits(codec, mc->reg,
506 		mask << mc->shift,
507 		sel << mc->shift);
508 
509 	return 0;
510 }
511 
512 static const char *max98090_perf_pwr_text[] =
513 	{ "High Performance", "Low Power" };
514 static const char *max98090_pwr_perf_text[] =
515 	{ "Low Power", "High Performance" };
516 
517 static SOC_ENUM_SINGLE_DECL(max98090_vcmbandgap_enum,
518 			    M98090_REG_BIAS_CONTROL,
519 			    M98090_VCM_MODE_SHIFT,
520 			    max98090_pwr_perf_text);
521 
522 static const char *max98090_osr128_text[] = { "64*fs", "128*fs" };
523 
524 static SOC_ENUM_SINGLE_DECL(max98090_osr128_enum,
525 			    M98090_REG_ADC_CONTROL,
526 			    M98090_OSR128_SHIFT,
527 			    max98090_osr128_text);
528 
529 static const char *max98090_mode_text[] = { "Voice", "Music" };
530 
531 static SOC_ENUM_SINGLE_DECL(max98090_mode_enum,
532 			    M98090_REG_FILTER_CONFIG,
533 			    M98090_MODE_SHIFT,
534 			    max98090_mode_text);
535 
536 static SOC_ENUM_SINGLE_DECL(max98090_filter_dmic34mode_enum,
537 			    M98090_REG_FILTER_CONFIG,
538 			    M98090_FLT_DMIC34MODE_SHIFT,
539 			    max98090_mode_text);
540 
541 static const char *max98090_drcatk_text[] =
542 	{ "0.5ms", "1ms", "5ms", "10ms", "25ms", "50ms", "100ms", "200ms" };
543 
544 static SOC_ENUM_SINGLE_DECL(max98090_drcatk_enum,
545 			    M98090_REG_DRC_TIMING,
546 			    M98090_DRCATK_SHIFT,
547 			    max98090_drcatk_text);
548 
549 static const char *max98090_drcrls_text[] =
550 	{ "8s", "4s", "2s", "1s", "0.5s", "0.25s", "0.125s", "0.0625s" };
551 
552 static SOC_ENUM_SINGLE_DECL(max98090_drcrls_enum,
553 			    M98090_REG_DRC_TIMING,
554 			    M98090_DRCRLS_SHIFT,
555 			    max98090_drcrls_text);
556 
557 static const char *max98090_alccmp_text[] =
558 	{ "1:1", "1:1.5", "1:2", "1:4", "1:INF" };
559 
560 static SOC_ENUM_SINGLE_DECL(max98090_alccmp_enum,
561 			    M98090_REG_DRC_COMPRESSOR,
562 			    M98090_DRCCMP_SHIFT,
563 			    max98090_alccmp_text);
564 
565 static const char *max98090_drcexp_text[] = { "1:1", "2:1", "3:1" };
566 
567 static SOC_ENUM_SINGLE_DECL(max98090_drcexp_enum,
568 			    M98090_REG_DRC_EXPANDER,
569 			    M98090_DRCEXP_SHIFT,
570 			    max98090_drcexp_text);
571 
572 static SOC_ENUM_SINGLE_DECL(max98090_dac_perfmode_enum,
573 			    M98090_REG_DAC_CONTROL,
574 			    M98090_PERFMODE_SHIFT,
575 			    max98090_perf_pwr_text);
576 
577 static SOC_ENUM_SINGLE_DECL(max98090_dachp_enum,
578 			    M98090_REG_DAC_CONTROL,
579 			    M98090_DACHP_SHIFT,
580 			    max98090_pwr_perf_text);
581 
582 static SOC_ENUM_SINGLE_DECL(max98090_adchp_enum,
583 			    M98090_REG_ADC_CONTROL,
584 			    M98090_ADCHP_SHIFT,
585 			    max98090_pwr_perf_text);
586 
587 static const struct snd_kcontrol_new max98090_snd_controls[] = {
588 	SOC_ENUM("MIC Bias VCM Bandgap", max98090_vcmbandgap_enum),
589 
590 	SOC_SINGLE("DMIC MIC Comp Filter Config", M98090_REG_DIGITAL_MIC_CONFIG,
591 		M98090_DMIC_COMP_SHIFT, M98090_DMIC_COMP_NUM - 1, 0),
592 
593 	SOC_SINGLE_EXT_TLV("MIC1 Boost Volume",
594 		M98090_REG_MIC1_INPUT_LEVEL, M98090_MIC_PA1EN_SHIFT,
595 		M98090_MIC_PA1EN_NUM - 1, 0, max98090_get_enab_tlv,
596 		max98090_put_enab_tlv, max98090_micboost_tlv),
597 
598 	SOC_SINGLE_EXT_TLV("MIC2 Boost Volume",
599 		M98090_REG_MIC2_INPUT_LEVEL, M98090_MIC_PA2EN_SHIFT,
600 		M98090_MIC_PA2EN_NUM - 1, 0, max98090_get_enab_tlv,
601 		max98090_put_enab_tlv, max98090_micboost_tlv),
602 
603 	SOC_SINGLE_TLV("MIC1 Volume", M98090_REG_MIC1_INPUT_LEVEL,
604 		M98090_MIC_PGAM1_SHIFT, M98090_MIC_PGAM1_NUM - 1, 1,
605 		max98090_mic_tlv),
606 
607 	SOC_SINGLE_TLV("MIC2 Volume", M98090_REG_MIC2_INPUT_LEVEL,
608 		M98090_MIC_PGAM2_SHIFT, M98090_MIC_PGAM2_NUM - 1, 1,
609 		max98090_mic_tlv),
610 
611 	SOC_SINGLE_RANGE_TLV("LINEA Single Ended Volume",
612 		M98090_REG_LINE_INPUT_LEVEL, M98090_MIXG135_SHIFT, 0,
613 		M98090_MIXG135_NUM - 1, 1, max98090_line_single_ended_tlv),
614 
615 	SOC_SINGLE_RANGE_TLV("LINEB Single Ended Volume",
616 		M98090_REG_LINE_INPUT_LEVEL, M98090_MIXG246_SHIFT, 0,
617 		M98090_MIXG246_NUM - 1, 1, max98090_line_single_ended_tlv),
618 
619 	SOC_SINGLE_RANGE_TLV("LINEA Volume", M98090_REG_LINE_INPUT_LEVEL,
620 		M98090_LINAPGA_SHIFT, 0, M98090_LINAPGA_NUM - 1, 1,
621 		max98090_line_tlv),
622 
623 	SOC_SINGLE_RANGE_TLV("LINEB Volume", M98090_REG_LINE_INPUT_LEVEL,
624 		M98090_LINBPGA_SHIFT, 0, M98090_LINBPGA_NUM - 1, 1,
625 		max98090_line_tlv),
626 
627 	SOC_SINGLE("LINEA Ext Resistor Gain Mode", M98090_REG_INPUT_MODE,
628 		M98090_EXTBUFA_SHIFT, M98090_EXTBUFA_NUM - 1, 0),
629 	SOC_SINGLE("LINEB Ext Resistor Gain Mode", M98090_REG_INPUT_MODE,
630 		M98090_EXTBUFB_SHIFT, M98090_EXTBUFB_NUM - 1, 0),
631 
632 	SOC_SINGLE_TLV("ADCL Boost Volume", M98090_REG_LEFT_ADC_LEVEL,
633 		M98090_AVLG_SHIFT, M98090_AVLG_NUM - 1, 0,
634 		max98090_avg_tlv),
635 	SOC_SINGLE_TLV("ADCR Boost Volume", M98090_REG_RIGHT_ADC_LEVEL,
636 		M98090_AVRG_SHIFT, M98090_AVLG_NUM - 1, 0,
637 		max98090_avg_tlv),
638 
639 	SOC_SINGLE_TLV("ADCL Volume", M98090_REG_LEFT_ADC_LEVEL,
640 		M98090_AVL_SHIFT, M98090_AVL_NUM - 1, 1,
641 		max98090_av_tlv),
642 	SOC_SINGLE_TLV("ADCR Volume", M98090_REG_RIGHT_ADC_LEVEL,
643 		M98090_AVR_SHIFT, M98090_AVR_NUM - 1, 1,
644 		max98090_av_tlv),
645 
646 	SOC_ENUM("ADC Oversampling Rate", max98090_osr128_enum),
647 	SOC_SINGLE("ADC Quantizer Dither", M98090_REG_ADC_CONTROL,
648 		M98090_ADCDITHER_SHIFT, M98090_ADCDITHER_NUM - 1, 0),
649 	SOC_ENUM("ADC High Performance Mode", max98090_adchp_enum),
650 
651 	SOC_SINGLE("DAC Mono Mode", M98090_REG_IO_CONFIGURATION,
652 		M98090_DMONO_SHIFT, M98090_DMONO_NUM - 1, 0),
653 	SOC_SINGLE("SDIN Mode", M98090_REG_IO_CONFIGURATION,
654 		M98090_SDIEN_SHIFT, M98090_SDIEN_NUM - 1, 0),
655 	SOC_SINGLE("SDOUT Mode", M98090_REG_IO_CONFIGURATION,
656 		M98090_SDOEN_SHIFT, M98090_SDOEN_NUM - 1, 0),
657 	SOC_SINGLE("SDOUT Hi-Z Mode", M98090_REG_IO_CONFIGURATION,
658 		M98090_HIZOFF_SHIFT, M98090_HIZOFF_NUM - 1, 1),
659 	SOC_ENUM("Filter Mode", max98090_mode_enum),
660 	SOC_SINGLE("Record Path DC Blocking", M98090_REG_FILTER_CONFIG,
661 		M98090_AHPF_SHIFT, M98090_AHPF_NUM - 1, 0),
662 	SOC_SINGLE("Playback Path DC Blocking", M98090_REG_FILTER_CONFIG,
663 		M98090_DHPF_SHIFT, M98090_DHPF_NUM - 1, 0),
664 	SOC_SINGLE_TLV("Digital BQ Volume", M98090_REG_ADC_BIQUAD_LEVEL,
665 		M98090_AVBQ_SHIFT, M98090_AVBQ_NUM - 1, 1, max98090_dv_tlv),
666 	SOC_SINGLE_EXT_TLV("Digital Sidetone Volume",
667 		M98090_REG_ADC_SIDETONE, M98090_DVST_SHIFT,
668 		M98090_DVST_NUM - 1, 1, max98090_get_enab_tlv,
669 		max98090_put_enab_tlv, max98090_micboost_tlv),
670 	SOC_SINGLE_TLV("Digital Coarse Volume", M98090_REG_DAI_PLAYBACK_LEVEL,
671 		M98090_DVG_SHIFT, M98090_DVG_NUM - 1, 0,
672 		max98090_dvg_tlv),
673 	SOC_SINGLE_TLV("Digital Volume", M98090_REG_DAI_PLAYBACK_LEVEL,
674 		M98090_DV_SHIFT, M98090_DV_NUM - 1, 1,
675 		max98090_dv_tlv),
676 	SND_SOC_BYTES("EQ Coefficients", M98090_REG_EQUALIZER_BASE, 105),
677 	SOC_SINGLE("Digital EQ 3 Band Switch", M98090_REG_DSP_FILTER_ENABLE,
678 		M98090_EQ3BANDEN_SHIFT, M98090_EQ3BANDEN_NUM - 1, 0),
679 	SOC_SINGLE("Digital EQ 5 Band Switch", M98090_REG_DSP_FILTER_ENABLE,
680 		M98090_EQ5BANDEN_SHIFT, M98090_EQ5BANDEN_NUM - 1, 0),
681 	SOC_SINGLE("Digital EQ 7 Band Switch", M98090_REG_DSP_FILTER_ENABLE,
682 		M98090_EQ7BANDEN_SHIFT, M98090_EQ7BANDEN_NUM - 1, 0),
683 	SOC_SINGLE("Digital EQ Clipping Detection", M98090_REG_DAI_PLAYBACK_LEVEL_EQ,
684 		M98090_EQCLPN_SHIFT, M98090_EQCLPN_NUM - 1,
685 		1),
686 	SOC_SINGLE_TLV("Digital EQ Volume", M98090_REG_DAI_PLAYBACK_LEVEL_EQ,
687 		M98090_DVEQ_SHIFT, M98090_DVEQ_NUM - 1, 1,
688 		max98090_dv_tlv),
689 
690 	SOC_SINGLE("ALC Enable", M98090_REG_DRC_TIMING,
691 		M98090_DRCEN_SHIFT, M98090_DRCEN_NUM - 1, 0),
692 	SOC_ENUM("ALC Attack Time", max98090_drcatk_enum),
693 	SOC_ENUM("ALC Release Time", max98090_drcrls_enum),
694 	SOC_SINGLE_TLV("ALC Make Up Volume", M98090_REG_DRC_GAIN,
695 		M98090_DRCG_SHIFT, M98090_DRCG_NUM - 1, 0,
696 		max98090_alcmakeup_tlv),
697 	SOC_ENUM("ALC Compression Ratio", max98090_alccmp_enum),
698 	SOC_ENUM("ALC Expansion Ratio", max98090_drcexp_enum),
699 	SOC_SINGLE_TLV("ALC Compression Threshold Volume",
700 		M98090_REG_DRC_COMPRESSOR, M98090_DRCTHC_SHIFT,
701 		M98090_DRCTHC_NUM - 1, 1, max98090_alccomp_tlv),
702 	SOC_SINGLE_TLV("ALC Expansion Threshold Volume",
703 		M98090_REG_DRC_EXPANDER, M98090_DRCTHE_SHIFT,
704 		M98090_DRCTHE_NUM - 1, 1, max98090_drcexp_tlv),
705 
706 	SOC_ENUM("DAC HP Playback Performance Mode",
707 		max98090_dac_perfmode_enum),
708 	SOC_ENUM("DAC High Performance Mode", max98090_dachp_enum),
709 
710 	SOC_SINGLE_TLV("Headphone Left Mixer Volume",
711 		M98090_REG_HP_CONTROL, M98090_MIXHPLG_SHIFT,
712 		M98090_MIXHPLG_NUM - 1, 1, max98090_mixout_tlv),
713 	SOC_SINGLE_TLV("Headphone Right Mixer Volume",
714 		M98090_REG_HP_CONTROL, M98090_MIXHPRG_SHIFT,
715 		M98090_MIXHPRG_NUM - 1, 1, max98090_mixout_tlv),
716 
717 	SOC_SINGLE_TLV("Speaker Left Mixer Volume",
718 		M98090_REG_SPK_CONTROL, M98090_MIXSPLG_SHIFT,
719 		M98090_MIXSPLG_NUM - 1, 1, max98090_mixout_tlv),
720 	SOC_SINGLE_TLV("Speaker Right Mixer Volume",
721 		M98090_REG_SPK_CONTROL, M98090_MIXSPRG_SHIFT,
722 		M98090_MIXSPRG_NUM - 1, 1, max98090_mixout_tlv),
723 
724 	SOC_SINGLE_TLV("Receiver Left Mixer Volume",
725 		M98090_REG_RCV_LOUTL_CONTROL, M98090_MIXRCVLG_SHIFT,
726 		M98090_MIXRCVLG_NUM - 1, 1, max98090_mixout_tlv),
727 	SOC_SINGLE_TLV("Receiver Right Mixer Volume",
728 		M98090_REG_LOUTR_CONTROL, M98090_MIXRCVRG_SHIFT,
729 		M98090_MIXRCVRG_NUM - 1, 1, max98090_mixout_tlv),
730 
731 	SOC_DOUBLE_R_TLV("Headphone Volume", M98090_REG_LEFT_HP_VOLUME,
732 		M98090_REG_RIGHT_HP_VOLUME, M98090_HPVOLL_SHIFT,
733 		M98090_HPVOLL_NUM - 1, 0, max98090_hp_tlv),
734 
735 	SOC_DOUBLE_R_RANGE_TLV("Speaker Volume",
736 		M98090_REG_LEFT_SPK_VOLUME, M98090_REG_RIGHT_SPK_VOLUME,
737 		M98090_SPVOLL_SHIFT, 24, M98090_SPVOLL_NUM - 1 + 24,
738 		0, max98090_spk_tlv),
739 
740 	SOC_DOUBLE_R_TLV("Receiver Volume", M98090_REG_RCV_LOUTL_VOLUME,
741 		M98090_REG_LOUTR_VOLUME, M98090_RCVLVOL_SHIFT,
742 		M98090_RCVLVOL_NUM - 1, 0, max98090_rcv_lout_tlv),
743 
744 	SOC_SINGLE("Headphone Left Switch", M98090_REG_LEFT_HP_VOLUME,
745 		M98090_HPLM_SHIFT, 1, 1),
746 	SOC_SINGLE("Headphone Right Switch", M98090_REG_RIGHT_HP_VOLUME,
747 		M98090_HPRM_SHIFT, 1, 1),
748 
749 	SOC_SINGLE("Speaker Left Switch", M98090_REG_LEFT_SPK_VOLUME,
750 		M98090_SPLM_SHIFT, 1, 1),
751 	SOC_SINGLE("Speaker Right Switch", M98090_REG_RIGHT_SPK_VOLUME,
752 		M98090_SPRM_SHIFT, 1, 1),
753 
754 	SOC_SINGLE("Receiver Left Switch", M98090_REG_RCV_LOUTL_VOLUME,
755 		M98090_RCVLM_SHIFT, 1, 1),
756 	SOC_SINGLE("Receiver Right Switch", M98090_REG_LOUTR_VOLUME,
757 		M98090_RCVRM_SHIFT, 1, 1),
758 
759 	SOC_SINGLE("Zero-Crossing Detection", M98090_REG_LEVEL_CONTROL,
760 		M98090_ZDENN_SHIFT, M98090_ZDENN_NUM - 1, 1),
761 	SOC_SINGLE("Enhanced Vol Smoothing", M98090_REG_LEVEL_CONTROL,
762 		M98090_VS2ENN_SHIFT, M98090_VS2ENN_NUM - 1, 1),
763 	SOC_SINGLE("Volume Adjustment Smoothing", M98090_REG_LEVEL_CONTROL,
764 		M98090_VSENN_SHIFT, M98090_VSENN_NUM - 1, 1),
765 
766 	SND_SOC_BYTES("Biquad Coefficients", M98090_REG_RECORD_BIQUAD_BASE, 15),
767 	SOC_SINGLE("Biquad Switch", M98090_REG_DSP_FILTER_ENABLE,
768 		M98090_ADCBQEN_SHIFT, M98090_ADCBQEN_NUM - 1, 0),
769 };
770 
771 static const struct snd_kcontrol_new max98091_snd_controls[] = {
772 
773 	SOC_SINGLE("DMIC34 Zeropad", M98090_REG_SAMPLE_RATE,
774 		M98090_DMIC34_ZEROPAD_SHIFT,
775 		M98090_DMIC34_ZEROPAD_NUM - 1, 0),
776 
777 	SOC_ENUM("Filter DMIC34 Mode", max98090_filter_dmic34mode_enum),
778 	SOC_SINGLE("DMIC34 DC Blocking", M98090_REG_FILTER_CONFIG,
779 		M98090_FLT_DMIC34HPF_SHIFT,
780 		M98090_FLT_DMIC34HPF_NUM - 1, 0),
781 
782 	SOC_SINGLE_TLV("DMIC3 Boost Volume", M98090_REG_DMIC3_VOLUME,
783 		M98090_DMIC_AV3G_SHIFT, M98090_DMIC_AV3G_NUM - 1, 0,
784 		max98090_avg_tlv),
785 	SOC_SINGLE_TLV("DMIC4 Boost Volume", M98090_REG_DMIC4_VOLUME,
786 		M98090_DMIC_AV4G_SHIFT, M98090_DMIC_AV4G_NUM - 1, 0,
787 		max98090_avg_tlv),
788 
789 	SOC_SINGLE_TLV("DMIC3 Volume", M98090_REG_DMIC3_VOLUME,
790 		M98090_DMIC_AV3_SHIFT, M98090_DMIC_AV3_NUM - 1, 1,
791 		max98090_av_tlv),
792 	SOC_SINGLE_TLV("DMIC4 Volume", M98090_REG_DMIC4_VOLUME,
793 		M98090_DMIC_AV4_SHIFT, M98090_DMIC_AV4_NUM - 1, 1,
794 		max98090_av_tlv),
795 
796 	SND_SOC_BYTES("DMIC34 Biquad Coefficients",
797 		M98090_REG_DMIC34_BIQUAD_BASE, 15),
798 	SOC_SINGLE("DMIC34 Biquad Switch", M98090_REG_DSP_FILTER_ENABLE,
799 		M98090_DMIC34BQEN_SHIFT, M98090_DMIC34BQEN_NUM - 1, 0),
800 
801 	SOC_SINGLE_TLV("DMIC34 BQ PreAttenuation Volume",
802 		M98090_REG_DMIC34_BQ_PREATTEN, M98090_AV34BQ_SHIFT,
803 		M98090_AV34BQ_NUM - 1, 1, max98090_dv_tlv),
804 };
805 
806 static int max98090_micinput_event(struct snd_soc_dapm_widget *w,
807 				 struct snd_kcontrol *kcontrol, int event)
808 {
809 	struct snd_soc_codec *codec = w->codec;
810 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
811 
812 	unsigned int val = snd_soc_read(codec, w->reg);
813 
814 	if (w->reg == M98090_REG_MIC1_INPUT_LEVEL)
815 		val = (val & M98090_MIC_PA1EN_MASK) >> M98090_MIC_PA1EN_SHIFT;
816 	else
817 		val = (val & M98090_MIC_PA2EN_MASK) >> M98090_MIC_PA2EN_SHIFT;
818 
819 
820 	if (val >= 1) {
821 		if (w->reg == M98090_REG_MIC1_INPUT_LEVEL) {
822 			max98090->pa1en = val - 1; /* Update for volatile */
823 		} else {
824 			max98090->pa2en = val - 1; /* Update for volatile */
825 		}
826 	}
827 
828 	switch (event) {
829 	case SND_SOC_DAPM_POST_PMU:
830 		/* If turning on, set to most recently selected volume */
831 		if (w->reg == M98090_REG_MIC1_INPUT_LEVEL)
832 			val = max98090->pa1en + 1;
833 		else
834 			val = max98090->pa2en + 1;
835 		break;
836 	case SND_SOC_DAPM_POST_PMD:
837 		/* If turning off, turn off */
838 		val = 0;
839 		break;
840 	default:
841 		return -EINVAL;
842 	}
843 
844 	if (w->reg == M98090_REG_MIC1_INPUT_LEVEL)
845 		snd_soc_update_bits(codec, w->reg, M98090_MIC_PA1EN_MASK,
846 			val << M98090_MIC_PA1EN_SHIFT);
847 	else
848 		snd_soc_update_bits(codec, w->reg, M98090_MIC_PA2EN_MASK,
849 			val << M98090_MIC_PA2EN_SHIFT);
850 
851 	return 0;
852 }
853 
854 static const char *mic1_mux_text[] = { "IN12", "IN56" };
855 
856 static SOC_ENUM_SINGLE_DECL(mic1_mux_enum,
857 			    M98090_REG_INPUT_MODE,
858 			    M98090_EXTMIC1_SHIFT,
859 			    mic1_mux_text);
860 
861 static const struct snd_kcontrol_new max98090_mic1_mux =
862 	SOC_DAPM_ENUM("MIC1 Mux", mic1_mux_enum);
863 
864 static const char *mic2_mux_text[] = { "IN34", "IN56" };
865 
866 static SOC_ENUM_SINGLE_DECL(mic2_mux_enum,
867 			    M98090_REG_INPUT_MODE,
868 			    M98090_EXTMIC2_SHIFT,
869 			    mic2_mux_text);
870 
871 static const struct snd_kcontrol_new max98090_mic2_mux =
872 	SOC_DAPM_ENUM("MIC2 Mux", mic2_mux_enum);
873 
874 static const char *dmic_mux_text[] = { "ADC", "DMIC" };
875 
876 static SOC_ENUM_SINGLE_VIRT_DECL(dmic_mux_enum, dmic_mux_text);
877 
878 static const struct snd_kcontrol_new max98090_dmic_mux =
879 	SOC_DAPM_ENUM_VIRT("DMIC Mux", dmic_mux_enum);
880 
881 static const char *max98090_micpre_text[] = { "Off", "On" };
882 
883 static SOC_ENUM_SINGLE_DECL(max98090_pa1en_enum,
884 			    M98090_REG_MIC1_INPUT_LEVEL,
885 			    M98090_MIC_PA1EN_SHIFT,
886 			    max98090_micpre_text);
887 
888 static SOC_ENUM_SINGLE_DECL(max98090_pa2en_enum,
889 			    M98090_REG_MIC2_INPUT_LEVEL,
890 			    M98090_MIC_PA2EN_SHIFT,
891 			    max98090_micpre_text);
892 
893 /* LINEA mixer switch */
894 static const struct snd_kcontrol_new max98090_linea_mixer_controls[] = {
895 	SOC_DAPM_SINGLE("IN1 Switch", M98090_REG_LINE_INPUT_CONFIG,
896 		M98090_IN1SEEN_SHIFT, 1, 0),
897 	SOC_DAPM_SINGLE("IN3 Switch", M98090_REG_LINE_INPUT_CONFIG,
898 		M98090_IN3SEEN_SHIFT, 1, 0),
899 	SOC_DAPM_SINGLE("IN5 Switch", M98090_REG_LINE_INPUT_CONFIG,
900 		M98090_IN5SEEN_SHIFT, 1, 0),
901 	SOC_DAPM_SINGLE("IN34 Switch", M98090_REG_LINE_INPUT_CONFIG,
902 		M98090_IN34DIFF_SHIFT, 1, 0),
903 };
904 
905 /* LINEB mixer switch */
906 static const struct snd_kcontrol_new max98090_lineb_mixer_controls[] = {
907 	SOC_DAPM_SINGLE("IN2 Switch", M98090_REG_LINE_INPUT_CONFIG,
908 		M98090_IN2SEEN_SHIFT, 1, 0),
909 	SOC_DAPM_SINGLE("IN4 Switch", M98090_REG_LINE_INPUT_CONFIG,
910 		M98090_IN4SEEN_SHIFT, 1, 0),
911 	SOC_DAPM_SINGLE("IN6 Switch", M98090_REG_LINE_INPUT_CONFIG,
912 		M98090_IN6SEEN_SHIFT, 1, 0),
913 	SOC_DAPM_SINGLE("IN56 Switch", M98090_REG_LINE_INPUT_CONFIG,
914 		M98090_IN56DIFF_SHIFT, 1, 0),
915 };
916 
917 /* Left ADC mixer switch */
918 static const struct snd_kcontrol_new max98090_left_adc_mixer_controls[] = {
919 	SOC_DAPM_SINGLE("IN12 Switch", M98090_REG_LEFT_ADC_MIXER,
920 		M98090_MIXADL_IN12DIFF_SHIFT, 1, 0),
921 	SOC_DAPM_SINGLE("IN34 Switch", M98090_REG_LEFT_ADC_MIXER,
922 		M98090_MIXADL_IN34DIFF_SHIFT, 1, 0),
923 	SOC_DAPM_SINGLE("IN56 Switch", M98090_REG_LEFT_ADC_MIXER,
924 		M98090_MIXADL_IN65DIFF_SHIFT, 1, 0),
925 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LEFT_ADC_MIXER,
926 		M98090_MIXADL_LINEA_SHIFT, 1, 0),
927 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LEFT_ADC_MIXER,
928 		M98090_MIXADL_LINEB_SHIFT, 1, 0),
929 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LEFT_ADC_MIXER,
930 		M98090_MIXADL_MIC1_SHIFT, 1, 0),
931 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LEFT_ADC_MIXER,
932 		M98090_MIXADL_MIC2_SHIFT, 1, 0),
933 };
934 
935 /* Right ADC mixer switch */
936 static const struct snd_kcontrol_new max98090_right_adc_mixer_controls[] = {
937 	SOC_DAPM_SINGLE("IN12 Switch", M98090_REG_RIGHT_ADC_MIXER,
938 		M98090_MIXADR_IN12DIFF_SHIFT, 1, 0),
939 	SOC_DAPM_SINGLE("IN34 Switch", M98090_REG_RIGHT_ADC_MIXER,
940 		M98090_MIXADR_IN34DIFF_SHIFT, 1, 0),
941 	SOC_DAPM_SINGLE("IN56 Switch", M98090_REG_RIGHT_ADC_MIXER,
942 		M98090_MIXADR_IN65DIFF_SHIFT, 1, 0),
943 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RIGHT_ADC_MIXER,
944 		M98090_MIXADR_LINEA_SHIFT, 1, 0),
945 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RIGHT_ADC_MIXER,
946 		M98090_MIXADR_LINEB_SHIFT, 1, 0),
947 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RIGHT_ADC_MIXER,
948 		M98090_MIXADR_MIC1_SHIFT, 1, 0),
949 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RIGHT_ADC_MIXER,
950 		M98090_MIXADR_MIC2_SHIFT, 1, 0),
951 };
952 
953 static const char *lten_mux_text[] = { "Normal", "Loopthrough" };
954 
955 static SOC_ENUM_SINGLE_DECL(ltenl_mux_enum,
956 			    M98090_REG_IO_CONFIGURATION,
957 			    M98090_LTEN_SHIFT,
958 			    lten_mux_text);
959 
960 static SOC_ENUM_SINGLE_DECL(ltenr_mux_enum,
961 			    M98090_REG_IO_CONFIGURATION,
962 			    M98090_LTEN_SHIFT,
963 			    lten_mux_text);
964 
965 static const struct snd_kcontrol_new max98090_ltenl_mux =
966 	SOC_DAPM_ENUM("LTENL Mux", ltenl_mux_enum);
967 
968 static const struct snd_kcontrol_new max98090_ltenr_mux =
969 	SOC_DAPM_ENUM("LTENR Mux", ltenr_mux_enum);
970 
971 static const char *lben_mux_text[] = { "Normal", "Loopback" };
972 
973 static SOC_ENUM_SINGLE_DECL(lbenl_mux_enum,
974 			    M98090_REG_IO_CONFIGURATION,
975 			    M98090_LBEN_SHIFT,
976 			    lben_mux_text);
977 
978 static SOC_ENUM_SINGLE_DECL(lbenr_mux_enum,
979 			    M98090_REG_IO_CONFIGURATION,
980 			    M98090_LBEN_SHIFT,
981 			    lben_mux_text);
982 
983 static const struct snd_kcontrol_new max98090_lbenl_mux =
984 	SOC_DAPM_ENUM("LBENL Mux", lbenl_mux_enum);
985 
986 static const struct snd_kcontrol_new max98090_lbenr_mux =
987 	SOC_DAPM_ENUM("LBENR Mux", lbenr_mux_enum);
988 
989 static const char *stenl_mux_text[] = { "Normal", "Sidetone Left" };
990 
991 static const char *stenr_mux_text[] = { "Normal", "Sidetone Right" };
992 
993 static SOC_ENUM_SINGLE_DECL(stenl_mux_enum,
994 			    M98090_REG_ADC_SIDETONE,
995 			    M98090_DSTSL_SHIFT,
996 			    stenl_mux_text);
997 
998 static SOC_ENUM_SINGLE_DECL(stenr_mux_enum,
999 			    M98090_REG_ADC_SIDETONE,
1000 			    M98090_DSTSR_SHIFT,
1001 			    stenr_mux_text);
1002 
1003 static const struct snd_kcontrol_new max98090_stenl_mux =
1004 	SOC_DAPM_ENUM("STENL Mux", stenl_mux_enum);
1005 
1006 static const struct snd_kcontrol_new max98090_stenr_mux =
1007 	SOC_DAPM_ENUM("STENR Mux", stenr_mux_enum);
1008 
1009 /* Left speaker mixer switch */
1010 static const struct
1011 	snd_kcontrol_new max98090_left_speaker_mixer_controls[] = {
1012 	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_LEFT_SPK_MIXER,
1013 		M98090_MIXSPL_DACL_SHIFT, 1, 0),
1014 	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_LEFT_SPK_MIXER,
1015 		M98090_MIXSPL_DACR_SHIFT, 1, 0),
1016 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LEFT_SPK_MIXER,
1017 		M98090_MIXSPL_LINEA_SHIFT, 1, 0),
1018 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LEFT_SPK_MIXER,
1019 		M98090_MIXSPL_LINEB_SHIFT, 1, 0),
1020 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LEFT_SPK_MIXER,
1021 		M98090_MIXSPL_MIC1_SHIFT, 1, 0),
1022 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LEFT_SPK_MIXER,
1023 		M98090_MIXSPL_MIC2_SHIFT, 1, 0),
1024 };
1025 
1026 /* Right speaker mixer switch */
1027 static const struct
1028 	snd_kcontrol_new max98090_right_speaker_mixer_controls[] = {
1029 	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_RIGHT_SPK_MIXER,
1030 		M98090_MIXSPR_DACL_SHIFT, 1, 0),
1031 	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_RIGHT_SPK_MIXER,
1032 		M98090_MIXSPR_DACR_SHIFT, 1, 0),
1033 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RIGHT_SPK_MIXER,
1034 		M98090_MIXSPR_LINEA_SHIFT, 1, 0),
1035 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RIGHT_SPK_MIXER,
1036 		M98090_MIXSPR_LINEB_SHIFT, 1, 0),
1037 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RIGHT_SPK_MIXER,
1038 		M98090_MIXSPR_MIC1_SHIFT, 1, 0),
1039 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RIGHT_SPK_MIXER,
1040 		M98090_MIXSPR_MIC2_SHIFT, 1, 0),
1041 };
1042 
1043 /* Left headphone mixer switch */
1044 static const struct snd_kcontrol_new max98090_left_hp_mixer_controls[] = {
1045 	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_LEFT_HP_MIXER,
1046 		M98090_MIXHPL_DACL_SHIFT, 1, 0),
1047 	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_LEFT_HP_MIXER,
1048 		M98090_MIXHPL_DACR_SHIFT, 1, 0),
1049 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LEFT_HP_MIXER,
1050 		M98090_MIXHPL_LINEA_SHIFT, 1, 0),
1051 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LEFT_HP_MIXER,
1052 		M98090_MIXHPL_LINEB_SHIFT, 1, 0),
1053 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LEFT_HP_MIXER,
1054 		M98090_MIXHPL_MIC1_SHIFT, 1, 0),
1055 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LEFT_HP_MIXER,
1056 		M98090_MIXHPL_MIC2_SHIFT, 1, 0),
1057 };
1058 
1059 /* Right headphone mixer switch */
1060 static const struct snd_kcontrol_new max98090_right_hp_mixer_controls[] = {
1061 	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_RIGHT_HP_MIXER,
1062 		M98090_MIXHPR_DACL_SHIFT, 1, 0),
1063 	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_RIGHT_HP_MIXER,
1064 		M98090_MIXHPR_DACR_SHIFT, 1, 0),
1065 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RIGHT_HP_MIXER,
1066 		M98090_MIXHPR_LINEA_SHIFT, 1, 0),
1067 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RIGHT_HP_MIXER,
1068 		M98090_MIXHPR_LINEB_SHIFT, 1, 0),
1069 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RIGHT_HP_MIXER,
1070 		M98090_MIXHPR_MIC1_SHIFT, 1, 0),
1071 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RIGHT_HP_MIXER,
1072 		M98090_MIXHPR_MIC2_SHIFT, 1, 0),
1073 };
1074 
1075 /* Left receiver mixer switch */
1076 static const struct snd_kcontrol_new max98090_left_rcv_mixer_controls[] = {
1077 	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_RCV_LOUTL_MIXER,
1078 		M98090_MIXRCVL_DACL_SHIFT, 1, 0),
1079 	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_RCV_LOUTL_MIXER,
1080 		M98090_MIXRCVL_DACR_SHIFT, 1, 0),
1081 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RCV_LOUTL_MIXER,
1082 		M98090_MIXRCVL_LINEA_SHIFT, 1, 0),
1083 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RCV_LOUTL_MIXER,
1084 		M98090_MIXRCVL_LINEB_SHIFT, 1, 0),
1085 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RCV_LOUTL_MIXER,
1086 		M98090_MIXRCVL_MIC1_SHIFT, 1, 0),
1087 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RCV_LOUTL_MIXER,
1088 		M98090_MIXRCVL_MIC2_SHIFT, 1, 0),
1089 };
1090 
1091 /* Right receiver mixer switch */
1092 static const struct snd_kcontrol_new max98090_right_rcv_mixer_controls[] = {
1093 	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_LOUTR_MIXER,
1094 		M98090_MIXRCVR_DACL_SHIFT, 1, 0),
1095 	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_LOUTR_MIXER,
1096 		M98090_MIXRCVR_DACR_SHIFT, 1, 0),
1097 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LOUTR_MIXER,
1098 		M98090_MIXRCVR_LINEA_SHIFT, 1, 0),
1099 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LOUTR_MIXER,
1100 		M98090_MIXRCVR_LINEB_SHIFT, 1, 0),
1101 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LOUTR_MIXER,
1102 		M98090_MIXRCVR_MIC1_SHIFT, 1, 0),
1103 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LOUTR_MIXER,
1104 		M98090_MIXRCVR_MIC2_SHIFT, 1, 0),
1105 };
1106 
1107 static const char *linmod_mux_text[] = { "Left Only", "Left and Right" };
1108 
1109 static SOC_ENUM_SINGLE_DECL(linmod_mux_enum,
1110 			    M98090_REG_LOUTR_MIXER,
1111 			    M98090_LINMOD_SHIFT,
1112 			    linmod_mux_text);
1113 
1114 static const struct snd_kcontrol_new max98090_linmod_mux =
1115 	SOC_DAPM_ENUM("LINMOD Mux", linmod_mux_enum);
1116 
1117 static const char *mixhpsel_mux_text[] = { "DAC Only", "HP Mixer" };
1118 
1119 /*
1120  * This is a mux as it selects the HP output, but to DAPM it is a Mixer enable
1121  */
1122 static SOC_ENUM_SINGLE_DECL(mixhplsel_mux_enum,
1123 			    M98090_REG_HP_CONTROL,
1124 			    M98090_MIXHPLSEL_SHIFT,
1125 			    mixhpsel_mux_text);
1126 
1127 static const struct snd_kcontrol_new max98090_mixhplsel_mux =
1128 	SOC_DAPM_ENUM("MIXHPLSEL Mux", mixhplsel_mux_enum);
1129 
1130 static SOC_ENUM_SINGLE_DECL(mixhprsel_mux_enum,
1131 			    M98090_REG_HP_CONTROL,
1132 			    M98090_MIXHPRSEL_SHIFT,
1133 			    mixhpsel_mux_text);
1134 
1135 static const struct snd_kcontrol_new max98090_mixhprsel_mux =
1136 	SOC_DAPM_ENUM("MIXHPRSEL Mux", mixhprsel_mux_enum);
1137 
1138 static const struct snd_soc_dapm_widget max98090_dapm_widgets[] = {
1139 
1140 	SND_SOC_DAPM_INPUT("MIC1"),
1141 	SND_SOC_DAPM_INPUT("MIC2"),
1142 	SND_SOC_DAPM_INPUT("DMICL"),
1143 	SND_SOC_DAPM_INPUT("DMICR"),
1144 	SND_SOC_DAPM_INPUT("IN1"),
1145 	SND_SOC_DAPM_INPUT("IN2"),
1146 	SND_SOC_DAPM_INPUT("IN3"),
1147 	SND_SOC_DAPM_INPUT("IN4"),
1148 	SND_SOC_DAPM_INPUT("IN5"),
1149 	SND_SOC_DAPM_INPUT("IN6"),
1150 	SND_SOC_DAPM_INPUT("IN12"),
1151 	SND_SOC_DAPM_INPUT("IN34"),
1152 	SND_SOC_DAPM_INPUT("IN56"),
1153 
1154 	SND_SOC_DAPM_SUPPLY("MICBIAS", M98090_REG_INPUT_ENABLE,
1155 		M98090_MBEN_SHIFT, 0, NULL, 0),
1156 	SND_SOC_DAPM_SUPPLY("SHDN", M98090_REG_DEVICE_SHUTDOWN,
1157 		M98090_SHDNN_SHIFT, 0, NULL, 0),
1158 	SND_SOC_DAPM_SUPPLY("SDIEN", M98090_REG_IO_CONFIGURATION,
1159 		M98090_SDIEN_SHIFT, 0, NULL, 0),
1160 	SND_SOC_DAPM_SUPPLY("SDOEN", M98090_REG_IO_CONFIGURATION,
1161 		M98090_SDOEN_SHIFT, 0, NULL, 0),
1162 	SND_SOC_DAPM_SUPPLY("DMICL_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1163 		 M98090_DIGMICL_SHIFT, 0, NULL, 0),
1164 	SND_SOC_DAPM_SUPPLY("DMICR_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1165 		 M98090_DIGMICR_SHIFT, 0, NULL, 0),
1166 	SND_SOC_DAPM_SUPPLY("AHPF", M98090_REG_FILTER_CONFIG,
1167 		M98090_AHPF_SHIFT, 0, NULL, 0),
1168 
1169 /*
1170  * Note: Sysclk and misc power supplies are taken care of by SHDN
1171  */
1172 
1173 	SND_SOC_DAPM_MUX("MIC1 Mux", SND_SOC_NOPM,
1174 		0, 0, &max98090_mic1_mux),
1175 
1176 	SND_SOC_DAPM_MUX("MIC2 Mux", SND_SOC_NOPM,
1177 		0, 0, &max98090_mic2_mux),
1178 
1179 	SND_SOC_DAPM_VIRT_MUX("DMIC Mux", SND_SOC_NOPM,
1180 		0, 0, &max98090_dmic_mux),
1181 
1182 	SND_SOC_DAPM_PGA_E("MIC1 Input", M98090_REG_MIC1_INPUT_LEVEL,
1183 		M98090_MIC_PA1EN_SHIFT, 0, NULL, 0, max98090_micinput_event,
1184 		SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1185 
1186 	SND_SOC_DAPM_PGA_E("MIC2 Input", M98090_REG_MIC2_INPUT_LEVEL,
1187 		M98090_MIC_PA2EN_SHIFT, 0, NULL, 0, max98090_micinput_event,
1188 		SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1189 
1190 	SND_SOC_DAPM_MIXER("LINEA Mixer", SND_SOC_NOPM, 0, 0,
1191 		&max98090_linea_mixer_controls[0],
1192 		ARRAY_SIZE(max98090_linea_mixer_controls)),
1193 
1194 	SND_SOC_DAPM_MIXER("LINEB Mixer", SND_SOC_NOPM, 0, 0,
1195 		&max98090_lineb_mixer_controls[0],
1196 		ARRAY_SIZE(max98090_lineb_mixer_controls)),
1197 
1198 	SND_SOC_DAPM_PGA("LINEA Input", M98090_REG_INPUT_ENABLE,
1199 		M98090_LINEAEN_SHIFT, 0, NULL, 0),
1200 	SND_SOC_DAPM_PGA("LINEB Input", M98090_REG_INPUT_ENABLE,
1201 		M98090_LINEBEN_SHIFT, 0, NULL, 0),
1202 
1203 	SND_SOC_DAPM_MIXER("Left ADC Mixer", SND_SOC_NOPM, 0, 0,
1204 		&max98090_left_adc_mixer_controls[0],
1205 		ARRAY_SIZE(max98090_left_adc_mixer_controls)),
1206 
1207 	SND_SOC_DAPM_MIXER("Right ADC Mixer", SND_SOC_NOPM, 0, 0,
1208 		&max98090_right_adc_mixer_controls[0],
1209 		ARRAY_SIZE(max98090_right_adc_mixer_controls)),
1210 
1211 	SND_SOC_DAPM_ADC("ADCL", NULL, M98090_REG_INPUT_ENABLE,
1212 		M98090_ADLEN_SHIFT, 0),
1213 	SND_SOC_DAPM_ADC("ADCR", NULL, M98090_REG_INPUT_ENABLE,
1214 		M98090_ADREN_SHIFT, 0),
1215 
1216 	SND_SOC_DAPM_AIF_OUT("AIFOUTL", "HiFi Capture", 0,
1217 		SND_SOC_NOPM, 0, 0),
1218 	SND_SOC_DAPM_AIF_OUT("AIFOUTR", "HiFi Capture", 1,
1219 		SND_SOC_NOPM, 0, 0),
1220 
1221 	SND_SOC_DAPM_MUX("LBENL Mux", SND_SOC_NOPM,
1222 		0, 0, &max98090_lbenl_mux),
1223 
1224 	SND_SOC_DAPM_MUX("LBENR Mux", SND_SOC_NOPM,
1225 		0, 0, &max98090_lbenr_mux),
1226 
1227 	SND_SOC_DAPM_MUX("LTENL Mux", SND_SOC_NOPM,
1228 		0, 0, &max98090_ltenl_mux),
1229 
1230 	SND_SOC_DAPM_MUX("LTENR Mux", SND_SOC_NOPM,
1231 		0, 0, &max98090_ltenr_mux),
1232 
1233 	SND_SOC_DAPM_MUX("STENL Mux", SND_SOC_NOPM,
1234 		0, 0, &max98090_stenl_mux),
1235 
1236 	SND_SOC_DAPM_MUX("STENR Mux", SND_SOC_NOPM,
1237 		0, 0, &max98090_stenr_mux),
1238 
1239 	SND_SOC_DAPM_AIF_IN("AIFINL", "HiFi Playback", 0, SND_SOC_NOPM, 0, 0),
1240 	SND_SOC_DAPM_AIF_IN("AIFINR", "HiFi Playback", 1, SND_SOC_NOPM, 0, 0),
1241 
1242 	SND_SOC_DAPM_DAC("DACL", NULL, M98090_REG_OUTPUT_ENABLE,
1243 		M98090_DALEN_SHIFT, 0),
1244 	SND_SOC_DAPM_DAC("DACR", NULL, M98090_REG_OUTPUT_ENABLE,
1245 		M98090_DAREN_SHIFT, 0),
1246 
1247 	SND_SOC_DAPM_MIXER("Left Headphone Mixer", SND_SOC_NOPM, 0, 0,
1248 		&max98090_left_hp_mixer_controls[0],
1249 		ARRAY_SIZE(max98090_left_hp_mixer_controls)),
1250 
1251 	SND_SOC_DAPM_MIXER("Right Headphone Mixer", SND_SOC_NOPM, 0, 0,
1252 		&max98090_right_hp_mixer_controls[0],
1253 		ARRAY_SIZE(max98090_right_hp_mixer_controls)),
1254 
1255 	SND_SOC_DAPM_MIXER("Left Speaker Mixer", SND_SOC_NOPM, 0, 0,
1256 		&max98090_left_speaker_mixer_controls[0],
1257 		ARRAY_SIZE(max98090_left_speaker_mixer_controls)),
1258 
1259 	SND_SOC_DAPM_MIXER("Right Speaker Mixer", SND_SOC_NOPM, 0, 0,
1260 		&max98090_right_speaker_mixer_controls[0],
1261 		ARRAY_SIZE(max98090_right_speaker_mixer_controls)),
1262 
1263 	SND_SOC_DAPM_MIXER("Left Receiver Mixer", SND_SOC_NOPM, 0, 0,
1264 		&max98090_left_rcv_mixer_controls[0],
1265 		ARRAY_SIZE(max98090_left_rcv_mixer_controls)),
1266 
1267 	SND_SOC_DAPM_MIXER("Right Receiver Mixer", SND_SOC_NOPM, 0, 0,
1268 		&max98090_right_rcv_mixer_controls[0],
1269 		ARRAY_SIZE(max98090_right_rcv_mixer_controls)),
1270 
1271 	SND_SOC_DAPM_MUX("LINMOD Mux", M98090_REG_LOUTR_MIXER,
1272 		M98090_LINMOD_SHIFT, 0, &max98090_linmod_mux),
1273 
1274 	SND_SOC_DAPM_MUX("MIXHPLSEL Mux", M98090_REG_HP_CONTROL,
1275 		M98090_MIXHPLSEL_SHIFT, 0, &max98090_mixhplsel_mux),
1276 
1277 	SND_SOC_DAPM_MUX("MIXHPRSEL Mux", M98090_REG_HP_CONTROL,
1278 		M98090_MIXHPRSEL_SHIFT, 0, &max98090_mixhprsel_mux),
1279 
1280 	SND_SOC_DAPM_PGA("HP Left Out", M98090_REG_OUTPUT_ENABLE,
1281 		M98090_HPLEN_SHIFT, 0, NULL, 0),
1282 	SND_SOC_DAPM_PGA("HP Right Out", M98090_REG_OUTPUT_ENABLE,
1283 		M98090_HPREN_SHIFT, 0, NULL, 0),
1284 
1285 	SND_SOC_DAPM_PGA("SPK Left Out", M98090_REG_OUTPUT_ENABLE,
1286 		M98090_SPLEN_SHIFT, 0, NULL, 0),
1287 	SND_SOC_DAPM_PGA("SPK Right Out", M98090_REG_OUTPUT_ENABLE,
1288 		M98090_SPREN_SHIFT, 0, NULL, 0),
1289 
1290 	SND_SOC_DAPM_PGA("RCV Left Out", M98090_REG_OUTPUT_ENABLE,
1291 		M98090_RCVLEN_SHIFT, 0, NULL, 0),
1292 	SND_SOC_DAPM_PGA("RCV Right Out", M98090_REG_OUTPUT_ENABLE,
1293 		M98090_RCVREN_SHIFT, 0, NULL, 0),
1294 
1295 	SND_SOC_DAPM_OUTPUT("HPL"),
1296 	SND_SOC_DAPM_OUTPUT("HPR"),
1297 	SND_SOC_DAPM_OUTPUT("SPKL"),
1298 	SND_SOC_DAPM_OUTPUT("SPKR"),
1299 	SND_SOC_DAPM_OUTPUT("RCVL"),
1300 	SND_SOC_DAPM_OUTPUT("RCVR"),
1301 };
1302 
1303 static const struct snd_soc_dapm_widget max98091_dapm_widgets[] = {
1304 
1305 	SND_SOC_DAPM_INPUT("DMIC3"),
1306 	SND_SOC_DAPM_INPUT("DMIC4"),
1307 
1308 	SND_SOC_DAPM_SUPPLY("DMIC3_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1309 		 M98090_DIGMIC3_SHIFT, 0, NULL, 0),
1310 	SND_SOC_DAPM_SUPPLY("DMIC4_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1311 		 M98090_DIGMIC4_SHIFT, 0, NULL, 0),
1312 };
1313 
1314 static const struct snd_soc_dapm_route max98090_dapm_routes[] = {
1315 
1316 	{"MIC1 Input", NULL, "MIC1"},
1317 	{"MIC2 Input", NULL, "MIC2"},
1318 
1319 	{"DMICL", NULL, "DMICL_ENA"},
1320 	{"DMICR", NULL, "DMICR_ENA"},
1321 	{"DMICL", NULL, "AHPF"},
1322 	{"DMICR", NULL, "AHPF"},
1323 
1324 	/* MIC1 input mux */
1325 	{"MIC1 Mux", "IN12", "IN12"},
1326 	{"MIC1 Mux", "IN56", "IN56"},
1327 
1328 	/* MIC2 input mux */
1329 	{"MIC2 Mux", "IN34", "IN34"},
1330 	{"MIC2 Mux", "IN56", "IN56"},
1331 
1332 	{"MIC1 Input", NULL, "MIC1 Mux"},
1333 	{"MIC2 Input", NULL, "MIC2 Mux"},
1334 
1335 	/* Left ADC input mixer */
1336 	{"Left ADC Mixer", "IN12 Switch", "IN12"},
1337 	{"Left ADC Mixer", "IN34 Switch", "IN34"},
1338 	{"Left ADC Mixer", "IN56 Switch", "IN56"},
1339 	{"Left ADC Mixer", "LINEA Switch", "LINEA Input"},
1340 	{"Left ADC Mixer", "LINEB Switch", "LINEB Input"},
1341 	{"Left ADC Mixer", "MIC1 Switch", "MIC1 Input"},
1342 	{"Left ADC Mixer", "MIC2 Switch", "MIC2 Input"},
1343 
1344 	/* Right ADC input mixer */
1345 	{"Right ADC Mixer", "IN12 Switch", "IN12"},
1346 	{"Right ADC Mixer", "IN34 Switch", "IN34"},
1347 	{"Right ADC Mixer", "IN56 Switch", "IN56"},
1348 	{"Right ADC Mixer", "LINEA Switch", "LINEA Input"},
1349 	{"Right ADC Mixer", "LINEB Switch", "LINEB Input"},
1350 	{"Right ADC Mixer", "MIC1 Switch", "MIC1 Input"},
1351 	{"Right ADC Mixer", "MIC2 Switch", "MIC2 Input"},
1352 
1353 	/* Line A input mixer */
1354 	{"LINEA Mixer", "IN1 Switch", "IN1"},
1355 	{"LINEA Mixer", "IN3 Switch", "IN3"},
1356 	{"LINEA Mixer", "IN5 Switch", "IN5"},
1357 	{"LINEA Mixer", "IN34 Switch", "IN34"},
1358 
1359 	/* Line B input mixer */
1360 	{"LINEB Mixer", "IN2 Switch", "IN2"},
1361 	{"LINEB Mixer", "IN4 Switch", "IN4"},
1362 	{"LINEB Mixer", "IN6 Switch", "IN6"},
1363 	{"LINEB Mixer", "IN56 Switch", "IN56"},
1364 
1365 	{"LINEA Input", NULL, "LINEA Mixer"},
1366 	{"LINEB Input", NULL, "LINEB Mixer"},
1367 
1368 	/* Inputs */
1369 	{"ADCL", NULL, "Left ADC Mixer"},
1370 	{"ADCR", NULL, "Right ADC Mixer"},
1371 	{"ADCL", NULL, "SHDN"},
1372 	{"ADCR", NULL, "SHDN"},
1373 
1374 	{"DMIC Mux", "ADC", "ADCL"},
1375 	{"DMIC Mux", "ADC", "ADCR"},
1376 	{"DMIC Mux", "DMIC", "DMICL"},
1377 	{"DMIC Mux", "DMIC", "DMICR"},
1378 
1379 	{"LBENL Mux", "Normal", "DMIC Mux"},
1380 	{"LBENL Mux", "Loopback", "LTENL Mux"},
1381 	{"LBENR Mux", "Normal", "DMIC Mux"},
1382 	{"LBENR Mux", "Loopback", "LTENR Mux"},
1383 
1384 	{"AIFOUTL", NULL, "LBENL Mux"},
1385 	{"AIFOUTR", NULL, "LBENR Mux"},
1386 	{"AIFOUTL", NULL, "SHDN"},
1387 	{"AIFOUTR", NULL, "SHDN"},
1388 	{"AIFOUTL", NULL, "SDOEN"},
1389 	{"AIFOUTR", NULL, "SDOEN"},
1390 
1391 	{"LTENL Mux", "Normal", "AIFINL"},
1392 	{"LTENL Mux", "Loopthrough", "LBENL Mux"},
1393 	{"LTENR Mux", "Normal", "AIFINR"},
1394 	{"LTENR Mux", "Loopthrough", "LBENR Mux"},
1395 
1396 	{"DACL", NULL, "LTENL Mux"},
1397 	{"DACR", NULL, "LTENR Mux"},
1398 
1399 	{"STENL Mux", "Sidetone Left", "ADCL"},
1400 	{"STENL Mux", "Sidetone Left", "DMICL"},
1401 	{"STENR Mux", "Sidetone Right", "ADCR"},
1402 	{"STENR Mux", "Sidetone Right", "DMICR"},
1403 	{"DACL", "NULL", "STENL Mux"},
1404 	{"DACR", "NULL", "STENL Mux"},
1405 
1406 	{"AIFINL", NULL, "SHDN"},
1407 	{"AIFINR", NULL, "SHDN"},
1408 	{"AIFINL", NULL, "SDIEN"},
1409 	{"AIFINR", NULL, "SDIEN"},
1410 	{"DACL", NULL, "SHDN"},
1411 	{"DACR", NULL, "SHDN"},
1412 
1413 	/* Left headphone output mixer */
1414 	{"Left Headphone Mixer", "Left DAC Switch", "DACL"},
1415 	{"Left Headphone Mixer", "Right DAC Switch", "DACR"},
1416 	{"Left Headphone Mixer", "MIC1 Switch", "MIC1 Input"},
1417 	{"Left Headphone Mixer", "MIC2 Switch", "MIC2 Input"},
1418 	{"Left Headphone Mixer", "LINEA Switch", "LINEA Input"},
1419 	{"Left Headphone Mixer", "LINEB Switch", "LINEB Input"},
1420 
1421 	/* Right headphone output mixer */
1422 	{"Right Headphone Mixer", "Left DAC Switch", "DACL"},
1423 	{"Right Headphone Mixer", "Right DAC Switch", "DACR"},
1424 	{"Right Headphone Mixer", "MIC1 Switch", "MIC1 Input"},
1425 	{"Right Headphone Mixer", "MIC2 Switch", "MIC2 Input"},
1426 	{"Right Headphone Mixer", "LINEA Switch", "LINEA Input"},
1427 	{"Right Headphone Mixer", "LINEB Switch", "LINEB Input"},
1428 
1429 	/* Left speaker output mixer */
1430 	{"Left Speaker Mixer", "Left DAC Switch", "DACL"},
1431 	{"Left Speaker Mixer", "Right DAC Switch", "DACR"},
1432 	{"Left Speaker Mixer", "MIC1 Switch", "MIC1 Input"},
1433 	{"Left Speaker Mixer", "MIC2 Switch", "MIC2 Input"},
1434 	{"Left Speaker Mixer", "LINEA Switch", "LINEA Input"},
1435 	{"Left Speaker Mixer", "LINEB Switch", "LINEB Input"},
1436 
1437 	/* Right speaker output mixer */
1438 	{"Right Speaker Mixer", "Left DAC Switch", "DACL"},
1439 	{"Right Speaker Mixer", "Right DAC Switch", "DACR"},
1440 	{"Right Speaker Mixer", "MIC1 Switch", "MIC1 Input"},
1441 	{"Right Speaker Mixer", "MIC2 Switch", "MIC2 Input"},
1442 	{"Right Speaker Mixer", "LINEA Switch", "LINEA Input"},
1443 	{"Right Speaker Mixer", "LINEB Switch", "LINEB Input"},
1444 
1445 	/* Left Receiver output mixer */
1446 	{"Left Receiver Mixer", "Left DAC Switch", "DACL"},
1447 	{"Left Receiver Mixer", "Right DAC Switch", "DACR"},
1448 	{"Left Receiver Mixer", "MIC1 Switch", "MIC1 Input"},
1449 	{"Left Receiver Mixer", "MIC2 Switch", "MIC2 Input"},
1450 	{"Left Receiver Mixer", "LINEA Switch", "LINEA Input"},
1451 	{"Left Receiver Mixer", "LINEB Switch", "LINEB Input"},
1452 
1453 	/* Right Receiver output mixer */
1454 	{"Right Receiver Mixer", "Left DAC Switch", "DACL"},
1455 	{"Right Receiver Mixer", "Right DAC Switch", "DACR"},
1456 	{"Right Receiver Mixer", "MIC1 Switch", "MIC1 Input"},
1457 	{"Right Receiver Mixer", "MIC2 Switch", "MIC2 Input"},
1458 	{"Right Receiver Mixer", "LINEA Switch", "LINEA Input"},
1459 	{"Right Receiver Mixer", "LINEB Switch", "LINEB Input"},
1460 
1461 	{"MIXHPLSEL Mux", "HP Mixer", "Left Headphone Mixer"},
1462 
1463 	/*
1464 	 * Disable this for lowest power if bypassing
1465 	 * the DAC with an analog signal
1466 	 */
1467 	{"HP Left Out", NULL, "DACL"},
1468 	{"HP Left Out", NULL, "MIXHPLSEL Mux"},
1469 
1470 	{"MIXHPRSEL Mux", "HP Mixer", "Right Headphone Mixer"},
1471 
1472 	/*
1473 	 * Disable this for lowest power if bypassing
1474 	 * the DAC with an analog signal
1475 	 */
1476 	{"HP Right Out", NULL, "DACR"},
1477 	{"HP Right Out", NULL, "MIXHPRSEL Mux"},
1478 
1479 	{"SPK Left Out", NULL, "Left Speaker Mixer"},
1480 	{"SPK Right Out", NULL, "Right Speaker Mixer"},
1481 	{"RCV Left Out", NULL, "Left Receiver Mixer"},
1482 
1483 	{"LINMOD Mux", "Left and Right", "Right Receiver Mixer"},
1484 	{"LINMOD Mux", "Left Only",  "Left Receiver Mixer"},
1485 	{"RCV Right Out", NULL, "LINMOD Mux"},
1486 
1487 	{"HPL", NULL, "HP Left Out"},
1488 	{"HPR", NULL, "HP Right Out"},
1489 	{"SPKL", NULL, "SPK Left Out"},
1490 	{"SPKR", NULL, "SPK Right Out"},
1491 	{"RCVL", NULL, "RCV Left Out"},
1492 	{"RCVR", NULL, "RCV Right Out"},
1493 
1494 };
1495 
1496 static const struct snd_soc_dapm_route max98091_dapm_routes[] = {
1497 
1498 	/* DMIC inputs */
1499 	{"DMIC3", NULL, "DMIC3_ENA"},
1500 	{"DMIC4", NULL, "DMIC4_ENA"},
1501 	{"DMIC3", NULL, "AHPF"},
1502 	{"DMIC4", NULL, "AHPF"},
1503 
1504 };
1505 
1506 static int max98090_add_widgets(struct snd_soc_codec *codec)
1507 {
1508 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
1509 	struct snd_soc_dapm_context *dapm = &codec->dapm;
1510 
1511 	snd_soc_add_codec_controls(codec, max98090_snd_controls,
1512 		ARRAY_SIZE(max98090_snd_controls));
1513 
1514 	if (max98090->devtype == MAX98091) {
1515 		snd_soc_add_codec_controls(codec, max98091_snd_controls,
1516 			ARRAY_SIZE(max98091_snd_controls));
1517 	}
1518 
1519 	snd_soc_dapm_new_controls(dapm, max98090_dapm_widgets,
1520 		ARRAY_SIZE(max98090_dapm_widgets));
1521 
1522 	snd_soc_dapm_add_routes(dapm, max98090_dapm_routes,
1523 		ARRAY_SIZE(max98090_dapm_routes));
1524 
1525 	if (max98090->devtype == MAX98091) {
1526 		snd_soc_dapm_new_controls(dapm, max98091_dapm_widgets,
1527 			ARRAY_SIZE(max98091_dapm_widgets));
1528 
1529 		snd_soc_dapm_add_routes(dapm, max98091_dapm_routes,
1530 			ARRAY_SIZE(max98091_dapm_routes));
1531 
1532 	}
1533 
1534 	return 0;
1535 }
1536 
1537 static const int pclk_rates[] = {
1538 	12000000, 12000000, 13000000, 13000000,
1539 	16000000, 16000000, 19200000, 19200000
1540 };
1541 
1542 static const int lrclk_rates[] = {
1543 	8000, 16000, 8000, 16000,
1544 	8000, 16000, 8000, 16000
1545 };
1546 
1547 static const int user_pclk_rates[] = {
1548 	13000000, 13000000, 19200000, 19200000,
1549 };
1550 
1551 static const int user_lrclk_rates[] = {
1552 	44100, 48000, 44100, 48000,
1553 };
1554 
1555 static const unsigned long long ni_value[] = {
1556 	3528, 768, 441, 8
1557 };
1558 
1559 static const unsigned long long mi_value[] = {
1560 	8125, 1625, 1500, 25
1561 };
1562 
1563 static void max98090_configure_bclk(struct snd_soc_codec *codec)
1564 {
1565 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
1566 	unsigned long long ni;
1567 	int i;
1568 
1569 	if (!max98090->sysclk) {
1570 		dev_err(codec->dev, "No SYSCLK configured\n");
1571 		return;
1572 	}
1573 
1574 	if (!max98090->bclk || !max98090->lrclk) {
1575 		dev_err(codec->dev, "No audio clocks configured\n");
1576 		return;
1577 	}
1578 
1579 	/* Skip configuration when operating as slave */
1580 	if (!(snd_soc_read(codec, M98090_REG_MASTER_MODE) &
1581 		M98090_MAS_MASK)) {
1582 		return;
1583 	}
1584 
1585 	/* Check for supported PCLK to LRCLK ratios */
1586 	for (i = 0; i < ARRAY_SIZE(pclk_rates); i++) {
1587 		if ((pclk_rates[i] == max98090->sysclk) &&
1588 			(lrclk_rates[i] == max98090->lrclk)) {
1589 			dev_dbg(codec->dev,
1590 				"Found supported PCLK to LRCLK rates 0x%x\n",
1591 				i + 0x8);
1592 
1593 			snd_soc_update_bits(codec, M98090_REG_CLOCK_MODE,
1594 				M98090_FREQ_MASK,
1595 				(i + 0x8) << M98090_FREQ_SHIFT);
1596 			snd_soc_update_bits(codec, M98090_REG_CLOCK_MODE,
1597 				M98090_USE_M1_MASK, 0);
1598 			return;
1599 		}
1600 	}
1601 
1602 	/* Check for user calculated MI and NI ratios */
1603 	for (i = 0; i < ARRAY_SIZE(user_pclk_rates); i++) {
1604 		if ((user_pclk_rates[i] == max98090->sysclk) &&
1605 			(user_lrclk_rates[i] == max98090->lrclk)) {
1606 			dev_dbg(codec->dev,
1607 				"Found user supported PCLK to LRCLK rates\n");
1608 			dev_dbg(codec->dev, "i %d ni %lld mi %lld\n",
1609 				i, ni_value[i], mi_value[i]);
1610 
1611 			snd_soc_update_bits(codec, M98090_REG_CLOCK_MODE,
1612 				M98090_FREQ_MASK, 0);
1613 			snd_soc_update_bits(codec, M98090_REG_CLOCK_MODE,
1614 				M98090_USE_M1_MASK,
1615 					1 << M98090_USE_M1_SHIFT);
1616 
1617 			snd_soc_write(codec, M98090_REG_CLOCK_RATIO_NI_MSB,
1618 				(ni_value[i] >> 8) & 0x7F);
1619 			snd_soc_write(codec, M98090_REG_CLOCK_RATIO_NI_LSB,
1620 				ni_value[i] & 0xFF);
1621 			snd_soc_write(codec, M98090_REG_CLOCK_RATIO_MI_MSB,
1622 				(mi_value[i] >> 8) & 0x7F);
1623 			snd_soc_write(codec, M98090_REG_CLOCK_RATIO_MI_LSB,
1624 				mi_value[i] & 0xFF);
1625 
1626 			return;
1627 		}
1628 	}
1629 
1630 	/*
1631 	 * Calculate based on MI = 65536 (not as good as either method above)
1632 	 */
1633 	snd_soc_update_bits(codec, M98090_REG_CLOCK_MODE,
1634 		M98090_FREQ_MASK, 0);
1635 	snd_soc_update_bits(codec, M98090_REG_CLOCK_MODE,
1636 		M98090_USE_M1_MASK, 0);
1637 
1638 	/*
1639 	 * Configure NI when operating as master
1640 	 * Note: There is a small, but significant audio quality improvement
1641 	 * by calculating ni and mi.
1642 	 */
1643 	ni = 65536ULL * (max98090->lrclk < 50000 ? 96ULL : 48ULL)
1644 			* (unsigned long long int)max98090->lrclk;
1645 	do_div(ni, (unsigned long long int)max98090->sysclk);
1646 	dev_info(codec->dev, "No better method found\n");
1647 	dev_info(codec->dev, "Calculating ni %lld with mi 65536\n", ni);
1648 	snd_soc_write(codec, M98090_REG_CLOCK_RATIO_NI_MSB,
1649 		(ni >> 8) & 0x7F);
1650 	snd_soc_write(codec, M98090_REG_CLOCK_RATIO_NI_LSB, ni & 0xFF);
1651 }
1652 
1653 static int max98090_dai_set_fmt(struct snd_soc_dai *codec_dai,
1654 				 unsigned int fmt)
1655 {
1656 	struct snd_soc_codec *codec = codec_dai->codec;
1657 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
1658 	struct max98090_cdata *cdata;
1659 	u8 regval;
1660 
1661 	max98090->dai_fmt = fmt;
1662 	cdata = &max98090->dai[0];
1663 
1664 	if (fmt != cdata->fmt) {
1665 		cdata->fmt = fmt;
1666 
1667 		regval = 0;
1668 		switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1669 		case SND_SOC_DAIFMT_CBS_CFS:
1670 			/* Set to slave mode PLL - MAS mode off */
1671 			snd_soc_write(codec,
1672 				M98090_REG_CLOCK_RATIO_NI_MSB, 0x00);
1673 			snd_soc_write(codec,
1674 				M98090_REG_CLOCK_RATIO_NI_LSB, 0x00);
1675 			snd_soc_update_bits(codec, M98090_REG_CLOCK_MODE,
1676 				M98090_USE_M1_MASK, 0);
1677 			max98090->master = false;
1678 			break;
1679 		case SND_SOC_DAIFMT_CBM_CFM:
1680 			/* Set to master mode */
1681 			if (max98090->tdm_slots == 4) {
1682 				/* TDM */
1683 				regval |= M98090_MAS_MASK |
1684 					M98090_BSEL_64;
1685 			} else if (max98090->tdm_slots == 3) {
1686 				/* TDM */
1687 				regval |= M98090_MAS_MASK |
1688 					M98090_BSEL_48;
1689 			} else {
1690 				/* Few TDM slots, or No TDM */
1691 				regval |= M98090_MAS_MASK |
1692 					M98090_BSEL_32;
1693 			}
1694 			max98090->master = true;
1695 			break;
1696 		case SND_SOC_DAIFMT_CBS_CFM:
1697 		case SND_SOC_DAIFMT_CBM_CFS:
1698 		default:
1699 			dev_err(codec->dev, "DAI clock mode unsupported");
1700 			return -EINVAL;
1701 		}
1702 		snd_soc_write(codec, M98090_REG_MASTER_MODE, regval);
1703 
1704 		regval = 0;
1705 		switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1706 		case SND_SOC_DAIFMT_I2S:
1707 			regval |= M98090_DLY_MASK;
1708 			break;
1709 		case SND_SOC_DAIFMT_LEFT_J:
1710 			break;
1711 		case SND_SOC_DAIFMT_RIGHT_J:
1712 			regval |= M98090_RJ_MASK;
1713 			break;
1714 		case SND_SOC_DAIFMT_DSP_A:
1715 			/* Not supported mode */
1716 		default:
1717 			dev_err(codec->dev, "DAI format unsupported");
1718 			return -EINVAL;
1719 		}
1720 
1721 		switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1722 		case SND_SOC_DAIFMT_NB_NF:
1723 			break;
1724 		case SND_SOC_DAIFMT_NB_IF:
1725 			regval |= M98090_WCI_MASK;
1726 			break;
1727 		case SND_SOC_DAIFMT_IB_NF:
1728 			regval |= M98090_BCI_MASK;
1729 			break;
1730 		case SND_SOC_DAIFMT_IB_IF:
1731 			regval |= M98090_BCI_MASK|M98090_WCI_MASK;
1732 			break;
1733 		default:
1734 			dev_err(codec->dev, "DAI invert mode unsupported");
1735 			return -EINVAL;
1736 		}
1737 
1738 		/*
1739 		 * This accommodates an inverted logic in the MAX98090 chip
1740 		 * for Bit Clock Invert (BCI). The inverted logic is only
1741 		 * seen for the case of TDM mode. The remaining cases have
1742 		 * normal logic.
1743 		 */
1744 		if (max98090->tdm_slots > 1)
1745 			regval ^= M98090_BCI_MASK;
1746 
1747 		snd_soc_write(codec,
1748 			M98090_REG_INTERFACE_FORMAT, regval);
1749 	}
1750 
1751 	return 0;
1752 }
1753 
1754 static int max98090_set_tdm_slot(struct snd_soc_dai *codec_dai,
1755 	unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width)
1756 {
1757 	struct snd_soc_codec *codec = codec_dai->codec;
1758 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
1759 	struct max98090_cdata *cdata;
1760 	cdata = &max98090->dai[0];
1761 
1762 	if (slots < 0 || slots > 4)
1763 		return -EINVAL;
1764 
1765 	max98090->tdm_slots = slots;
1766 	max98090->tdm_width = slot_width;
1767 
1768 	if (max98090->tdm_slots > 1) {
1769 		/* SLOTL SLOTR SLOTDLY */
1770 		snd_soc_write(codec, M98090_REG_TDM_FORMAT,
1771 			0 << M98090_TDM_SLOTL_SHIFT |
1772 			1 << M98090_TDM_SLOTR_SHIFT |
1773 			0 << M98090_TDM_SLOTDLY_SHIFT);
1774 
1775 		/* FSW TDM */
1776 		snd_soc_update_bits(codec, M98090_REG_TDM_CONTROL,
1777 			M98090_TDM_MASK,
1778 			M98090_TDM_MASK);
1779 	}
1780 
1781 	/*
1782 	 * Normally advisable to set TDM first, but this permits either order
1783 	 */
1784 	cdata->fmt = 0;
1785 	max98090_dai_set_fmt(codec_dai, max98090->dai_fmt);
1786 
1787 	return 0;
1788 }
1789 
1790 static int max98090_set_bias_level(struct snd_soc_codec *codec,
1791 				   enum snd_soc_bias_level level)
1792 {
1793 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
1794 	int ret;
1795 
1796 	switch (level) {
1797 	case SND_SOC_BIAS_ON:
1798 		break;
1799 
1800 	case SND_SOC_BIAS_PREPARE:
1801 		break;
1802 
1803 	case SND_SOC_BIAS_STANDBY:
1804 		if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
1805 			ret = regcache_sync(max98090->regmap);
1806 			if (ret != 0) {
1807 				dev_err(codec->dev,
1808 					"Failed to sync cache: %d\n", ret);
1809 				return ret;
1810 			}
1811 		}
1812 		break;
1813 
1814 	case SND_SOC_BIAS_OFF:
1815 		/* Set internal pull-up to lowest power mode */
1816 		snd_soc_update_bits(codec, M98090_REG_JACK_DETECT,
1817 			M98090_JDWK_MASK, M98090_JDWK_MASK);
1818 		regcache_mark_dirty(max98090->regmap);
1819 		break;
1820 	}
1821 	codec->dapm.bias_level = level;
1822 	return 0;
1823 }
1824 
1825 static const int comp_pclk_rates[] = {
1826 	11289600, 12288000, 12000000, 13000000, 19200000
1827 };
1828 
1829 static const int dmic_micclk[] = {
1830 	2, 2, 2, 2, 4, 2
1831 };
1832 
1833 static const int comp_lrclk_rates[] = {
1834 	8000, 16000, 32000, 44100, 48000, 96000
1835 };
1836 
1837 static const int dmic_comp[6][6] = {
1838 	{7, 8, 3, 3, 3, 3},
1839 	{7, 8, 3, 3, 3, 3},
1840 	{7, 8, 3, 3, 3, 3},
1841 	{7, 8, 3, 1, 1, 1},
1842 	{7, 8, 3, 1, 2, 2},
1843 	{7, 8, 3, 3, 3, 3}
1844 };
1845 
1846 static int max98090_dai_hw_params(struct snd_pcm_substream *substream,
1847 				   struct snd_pcm_hw_params *params,
1848 				   struct snd_soc_dai *dai)
1849 {
1850 	struct snd_soc_codec *codec = dai->codec;
1851 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
1852 	struct max98090_cdata *cdata;
1853 	int i, j;
1854 
1855 	cdata = &max98090->dai[0];
1856 	max98090->bclk = snd_soc_params_to_bclk(params);
1857 	if (params_channels(params) == 1)
1858 		max98090->bclk *= 2;
1859 
1860 	max98090->lrclk = params_rate(params);
1861 
1862 	switch (params_width(params)) {
1863 	case 16:
1864 		snd_soc_update_bits(codec, M98090_REG_INTERFACE_FORMAT,
1865 			M98090_WS_MASK, 0);
1866 		break;
1867 	default:
1868 		return -EINVAL;
1869 	}
1870 
1871 	if (max98090->master)
1872 		max98090_configure_bclk(codec);
1873 
1874 	cdata->rate = max98090->lrclk;
1875 
1876 	/* Update filter mode */
1877 	if (max98090->lrclk < 24000)
1878 		snd_soc_update_bits(codec, M98090_REG_FILTER_CONFIG,
1879 			M98090_MODE_MASK, 0);
1880 	else
1881 		snd_soc_update_bits(codec, M98090_REG_FILTER_CONFIG,
1882 			M98090_MODE_MASK, M98090_MODE_MASK);
1883 
1884 	/* Update sample rate mode */
1885 	if (max98090->lrclk < 50000)
1886 		snd_soc_update_bits(codec, M98090_REG_FILTER_CONFIG,
1887 			M98090_DHF_MASK, 0);
1888 	else
1889 		snd_soc_update_bits(codec, M98090_REG_FILTER_CONFIG,
1890 			M98090_DHF_MASK, M98090_DHF_MASK);
1891 
1892 	/* Check for supported PCLK to LRCLK ratios */
1893 	for (j = 0; j < ARRAY_SIZE(comp_pclk_rates); j++) {
1894 		if (comp_pclk_rates[j] == max98090->sysclk) {
1895 			break;
1896 		}
1897 	}
1898 
1899 	for (i = 0; i < ARRAY_SIZE(comp_lrclk_rates) - 1; i++) {
1900 		if (max98090->lrclk <= (comp_lrclk_rates[i] +
1901 			comp_lrclk_rates[i + 1]) / 2) {
1902 			break;
1903 		}
1904 	}
1905 
1906 	snd_soc_update_bits(codec, M98090_REG_DIGITAL_MIC_ENABLE,
1907 			M98090_MICCLK_MASK,
1908 			dmic_micclk[j] << M98090_MICCLK_SHIFT);
1909 
1910 	snd_soc_update_bits(codec, M98090_REG_DIGITAL_MIC_CONFIG,
1911 			M98090_DMIC_COMP_MASK,
1912 			dmic_comp[j][i] << M98090_DMIC_COMP_SHIFT);
1913 
1914 	return 0;
1915 }
1916 
1917 /*
1918  * PLL / Sysclk
1919  */
1920 static int max98090_dai_set_sysclk(struct snd_soc_dai *dai,
1921 				   int clk_id, unsigned int freq, int dir)
1922 {
1923 	struct snd_soc_codec *codec = dai->codec;
1924 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
1925 
1926 	/* Requested clock frequency is already setup */
1927 	if (freq == max98090->sysclk)
1928 		return 0;
1929 
1930 	/* Setup clocks for slave mode, and using the PLL
1931 	 * PSCLK = 0x01 (when master clk is 10MHz to 20MHz)
1932 	 *		 0x02 (when master clk is 20MHz to 40MHz)..
1933 	 *		 0x03 (when master clk is 40MHz to 60MHz)..
1934 	 */
1935 	if ((freq >= 10000000) && (freq < 20000000)) {
1936 		snd_soc_write(codec, M98090_REG_SYSTEM_CLOCK,
1937 			M98090_PSCLK_DIV1);
1938 	} else if ((freq >= 20000000) && (freq < 40000000)) {
1939 		snd_soc_write(codec, M98090_REG_SYSTEM_CLOCK,
1940 			M98090_PSCLK_DIV2);
1941 	} else if ((freq >= 40000000) && (freq < 60000000)) {
1942 		snd_soc_write(codec, M98090_REG_SYSTEM_CLOCK,
1943 			M98090_PSCLK_DIV4);
1944 	} else {
1945 		dev_err(codec->dev, "Invalid master clock frequency\n");
1946 		return -EINVAL;
1947 	}
1948 
1949 	max98090->sysclk = freq;
1950 
1951 	return 0;
1952 }
1953 
1954 static int max98090_dai_digital_mute(struct snd_soc_dai *codec_dai, int mute)
1955 {
1956 	struct snd_soc_codec *codec = codec_dai->codec;
1957 	int regval;
1958 
1959 	regval = mute ? M98090_DVM_MASK : 0;
1960 	snd_soc_update_bits(codec, M98090_REG_DAI_PLAYBACK_LEVEL,
1961 		M98090_DVM_MASK, regval);
1962 
1963 	return 0;
1964 }
1965 
1966 static void max98090_jack_work(struct work_struct *work)
1967 {
1968 	struct max98090_priv *max98090 = container_of(work,
1969 		struct max98090_priv,
1970 		jack_work.work);
1971 	struct snd_soc_codec *codec = max98090->codec;
1972 	struct snd_soc_dapm_context *dapm = &codec->dapm;
1973 	int status = 0;
1974 	int reg;
1975 
1976 	/* Read a second time */
1977 	if (max98090->jack_state == M98090_JACK_STATE_NO_HEADSET) {
1978 
1979 		/* Strong pull up allows mic detection */
1980 		snd_soc_update_bits(codec, M98090_REG_JACK_DETECT,
1981 			M98090_JDWK_MASK, 0);
1982 
1983 		msleep(50);
1984 
1985 		reg = snd_soc_read(codec, M98090_REG_JACK_STATUS);
1986 
1987 		/* Weak pull up allows only insertion detection */
1988 		snd_soc_update_bits(codec, M98090_REG_JACK_DETECT,
1989 			M98090_JDWK_MASK, M98090_JDWK_MASK);
1990 	} else {
1991 		reg = snd_soc_read(codec, M98090_REG_JACK_STATUS);
1992 	}
1993 
1994 	reg = snd_soc_read(codec, M98090_REG_JACK_STATUS);
1995 
1996 	switch (reg & (M98090_LSNS_MASK | M98090_JKSNS_MASK)) {
1997 		case M98090_LSNS_MASK | M98090_JKSNS_MASK:
1998 			dev_dbg(codec->dev, "No Headset Detected\n");
1999 
2000 			max98090->jack_state = M98090_JACK_STATE_NO_HEADSET;
2001 
2002 			status |= 0;
2003 
2004 			break;
2005 
2006 		case 0:
2007 			if (max98090->jack_state ==
2008 				M98090_JACK_STATE_HEADSET) {
2009 
2010 				dev_dbg(codec->dev,
2011 					"Headset Button Down Detected\n");
2012 
2013 				/*
2014 				 * max98090_headset_button_event(codec)
2015 				 * could be defined, then called here.
2016 				 */
2017 
2018 				status |= SND_JACK_HEADSET;
2019 				status |= SND_JACK_BTN_0;
2020 
2021 				break;
2022 			}
2023 
2024 			/* Line is reported as Headphone */
2025 			/* Nokia Headset is reported as Headphone */
2026 			/* Mono Headphone is reported as Headphone */
2027 			dev_dbg(codec->dev, "Headphone Detected\n");
2028 
2029 			max98090->jack_state = M98090_JACK_STATE_HEADPHONE;
2030 
2031 			status |= SND_JACK_HEADPHONE;
2032 
2033 			break;
2034 
2035 		case M98090_JKSNS_MASK:
2036 			dev_dbg(codec->dev, "Headset Detected\n");
2037 
2038 			max98090->jack_state = M98090_JACK_STATE_HEADSET;
2039 
2040 			status |= SND_JACK_HEADSET;
2041 
2042 			break;
2043 
2044 		default:
2045 			dev_dbg(codec->dev, "Unrecognized Jack Status\n");
2046 			break;
2047 	}
2048 
2049 	snd_soc_jack_report(max98090->jack, status,
2050 			    SND_JACK_HEADSET | SND_JACK_BTN_0);
2051 
2052 	snd_soc_dapm_sync(dapm);
2053 }
2054 
2055 static irqreturn_t max98090_interrupt(int irq, void *data)
2056 {
2057 	struct snd_soc_codec *codec = data;
2058 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
2059 	int ret;
2060 	unsigned int mask;
2061 	unsigned int active;
2062 
2063 	dev_dbg(codec->dev, "***** max98090_interrupt *****\n");
2064 
2065 	ret = regmap_read(max98090->regmap, M98090_REG_INTERRUPT_S, &mask);
2066 
2067 	if (ret != 0) {
2068 		dev_err(codec->dev,
2069 			"failed to read M98090_REG_INTERRUPT_S: %d\n",
2070 			ret);
2071 		return IRQ_NONE;
2072 	}
2073 
2074 	ret = regmap_read(max98090->regmap, M98090_REG_DEVICE_STATUS, &active);
2075 
2076 	if (ret != 0) {
2077 		dev_err(codec->dev,
2078 			"failed to read M98090_REG_DEVICE_STATUS: %d\n",
2079 			ret);
2080 		return IRQ_NONE;
2081 	}
2082 
2083 	dev_dbg(codec->dev, "active=0x%02x mask=0x%02x -> active=0x%02x\n",
2084 		active, mask, active & mask);
2085 
2086 	active &= mask;
2087 
2088 	if (!active)
2089 		return IRQ_NONE;
2090 
2091 	if (active & M98090_CLD_MASK)
2092 		dev_err(codec->dev, "M98090_CLD_MASK\n");
2093 
2094 	if (active & M98090_SLD_MASK)
2095 		dev_dbg(codec->dev, "M98090_SLD_MASK\n");
2096 
2097 	if (active & M98090_ULK_MASK)
2098 		dev_err(codec->dev, "M98090_ULK_MASK\n");
2099 
2100 	if (active & M98090_JDET_MASK) {
2101 		dev_dbg(codec->dev, "M98090_JDET_MASK\n");
2102 
2103 		pm_wakeup_event(codec->dev, 100);
2104 
2105 		queue_delayed_work(system_power_efficient_wq,
2106 				   &max98090->jack_work,
2107 				   msecs_to_jiffies(100));
2108 	}
2109 
2110 	if (active & M98090_DRCACT_MASK)
2111 		dev_dbg(codec->dev, "M98090_DRCACT_MASK\n");
2112 
2113 	if (active & M98090_DRCCLP_MASK)
2114 		dev_err(codec->dev, "M98090_DRCCLP_MASK\n");
2115 
2116 	return IRQ_HANDLED;
2117 }
2118 
2119 /**
2120  * max98090_mic_detect - Enable microphone detection via the MAX98090 IRQ
2121  *
2122  * @codec:  MAX98090 codec
2123  * @jack:   jack to report detection events on
2124  *
2125  * Enable microphone detection via IRQ on the MAX98090.  If GPIOs are
2126  * being used to bring out signals to the processor then only platform
2127  * data configuration is needed for MAX98090 and processor GPIOs should
2128  * be configured using snd_soc_jack_add_gpios() instead.
2129  *
2130  * If no jack is supplied detection will be disabled.
2131  */
2132 int max98090_mic_detect(struct snd_soc_codec *codec,
2133 	struct snd_soc_jack *jack)
2134 {
2135 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
2136 
2137 	dev_dbg(codec->dev, "max98090_mic_detect\n");
2138 
2139 	max98090->jack = jack;
2140 	if (jack) {
2141 		snd_soc_update_bits(codec, M98090_REG_INTERRUPT_S,
2142 			M98090_IJDET_MASK,
2143 			1 << M98090_IJDET_SHIFT);
2144 	} else {
2145 		snd_soc_update_bits(codec, M98090_REG_INTERRUPT_S,
2146 			M98090_IJDET_MASK,
2147 			0);
2148 	}
2149 
2150 	/* Send an initial empty report */
2151 	snd_soc_jack_report(max98090->jack, 0,
2152 			    SND_JACK_HEADSET | SND_JACK_BTN_0);
2153 
2154 	queue_delayed_work(system_power_efficient_wq,
2155 			   &max98090->jack_work,
2156 			   msecs_to_jiffies(100));
2157 
2158 	return 0;
2159 }
2160 EXPORT_SYMBOL_GPL(max98090_mic_detect);
2161 
2162 #define MAX98090_RATES SNDRV_PCM_RATE_8000_96000
2163 #define MAX98090_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
2164 
2165 static struct snd_soc_dai_ops max98090_dai_ops = {
2166 	.set_sysclk = max98090_dai_set_sysclk,
2167 	.set_fmt = max98090_dai_set_fmt,
2168 	.set_tdm_slot = max98090_set_tdm_slot,
2169 	.hw_params = max98090_dai_hw_params,
2170 	.digital_mute = max98090_dai_digital_mute,
2171 };
2172 
2173 static struct snd_soc_dai_driver max98090_dai[] = {
2174 {
2175 	.name = "HiFi",
2176 	.playback = {
2177 		.stream_name = "HiFi Playback",
2178 		.channels_min = 2,
2179 		.channels_max = 2,
2180 		.rates = MAX98090_RATES,
2181 		.formats = MAX98090_FORMATS,
2182 	},
2183 	.capture = {
2184 		.stream_name = "HiFi Capture",
2185 		.channels_min = 1,
2186 		.channels_max = 2,
2187 		.rates = MAX98090_RATES,
2188 		.formats = MAX98090_FORMATS,
2189 	},
2190 	 .ops = &max98090_dai_ops,
2191 }
2192 };
2193 
2194 static void max98090_handle_pdata(struct snd_soc_codec *codec)
2195 {
2196 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
2197 	struct max98090_pdata *pdata = max98090->pdata;
2198 
2199 	if (!pdata) {
2200 		dev_err(codec->dev, "No platform data\n");
2201 		return;
2202 	}
2203 
2204 }
2205 
2206 static int max98090_probe(struct snd_soc_codec *codec)
2207 {
2208 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
2209 	struct max98090_cdata *cdata;
2210 	int ret = 0;
2211 
2212 	dev_dbg(codec->dev, "max98090_probe\n");
2213 
2214 	max98090->codec = codec;
2215 
2216 	/* Reset the codec, the DSP core, and disable all interrupts */
2217 	max98090_reset(max98090);
2218 
2219 	/* Initialize private data */
2220 
2221 	max98090->sysclk = (unsigned)-1;
2222 	max98090->master = false;
2223 
2224 	cdata = &max98090->dai[0];
2225 	cdata->rate = (unsigned)-1;
2226 	cdata->fmt  = (unsigned)-1;
2227 
2228 	max98090->lin_state = 0;
2229 	max98090->pa1en = 0;
2230 	max98090->pa2en = 0;
2231 	max98090->extmic_mux = 0;
2232 
2233 	ret = snd_soc_read(codec, M98090_REG_REVISION_ID);
2234 	if (ret < 0) {
2235 		dev_err(codec->dev, "Failed to read device revision: %d\n",
2236 			ret);
2237 		goto err_access;
2238 	}
2239 
2240 	if ((ret >= M98090_REVA) && (ret <= M98090_REVA + 0x0f)) {
2241 		max98090->devtype = MAX98090;
2242 		dev_info(codec->dev, "MAX98090 REVID=0x%02x\n", ret);
2243 	} else if ((ret >= M98091_REVA) && (ret <= M98091_REVA + 0x0f)) {
2244 		max98090->devtype = MAX98091;
2245 		dev_info(codec->dev, "MAX98091 REVID=0x%02x\n", ret);
2246 	} else {
2247 		max98090->devtype = MAX98090;
2248 		dev_err(codec->dev, "Unrecognized revision 0x%02x\n", ret);
2249 	}
2250 
2251 	max98090->jack_state = M98090_JACK_STATE_NO_HEADSET;
2252 
2253 	INIT_DELAYED_WORK(&max98090->jack_work, max98090_jack_work);
2254 
2255 	/* Enable jack detection */
2256 	snd_soc_write(codec, M98090_REG_JACK_DETECT,
2257 		M98090_JDETEN_MASK | M98090_JDEB_25MS);
2258 
2259 	/* Register for interrupts */
2260 	dev_dbg(codec->dev, "irq = %d\n", max98090->irq);
2261 
2262 	ret = request_threaded_irq(max98090->irq, NULL,
2263 		max98090_interrupt, IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
2264 		"max98090_interrupt", codec);
2265 	if (ret < 0) {
2266 		dev_err(codec->dev, "request_irq failed: %d\n",
2267 			ret);
2268 	}
2269 
2270 	/*
2271 	 * Clear any old interrupts.
2272 	 * An old interrupt ocurring prior to installing the ISR
2273 	 * can keep a new interrupt from generating a trigger.
2274 	 */
2275 	snd_soc_read(codec, M98090_REG_DEVICE_STATUS);
2276 
2277 	/* High Performance is default */
2278 	snd_soc_update_bits(codec, M98090_REG_DAC_CONTROL,
2279 		M98090_DACHP_MASK,
2280 		1 << M98090_DACHP_SHIFT);
2281 	snd_soc_update_bits(codec, M98090_REG_DAC_CONTROL,
2282 		M98090_PERFMODE_MASK,
2283 		0 << M98090_PERFMODE_SHIFT);
2284 	snd_soc_update_bits(codec, M98090_REG_ADC_CONTROL,
2285 		M98090_ADCHP_MASK,
2286 		1 << M98090_ADCHP_SHIFT);
2287 
2288 	/* Turn on VCM bandgap reference */
2289 	snd_soc_write(codec, M98090_REG_BIAS_CONTROL,
2290 		M98090_VCM_MODE_MASK);
2291 
2292 	snd_soc_update_bits(codec, M98090_REG_MIC_BIAS_VOLTAGE,
2293 		M98090_MBVSEL_MASK, M98090_MBVSEL_2V8);
2294 
2295 	max98090_handle_pdata(codec);
2296 
2297 	max98090_add_widgets(codec);
2298 
2299 err_access:
2300 	return ret;
2301 }
2302 
2303 static int max98090_remove(struct snd_soc_codec *codec)
2304 {
2305 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
2306 
2307 	cancel_delayed_work_sync(&max98090->jack_work);
2308 
2309 	return 0;
2310 }
2311 
2312 static struct snd_soc_codec_driver soc_codec_dev_max98090 = {
2313 	.probe   = max98090_probe,
2314 	.remove  = max98090_remove,
2315 	.set_bias_level = max98090_set_bias_level,
2316 };
2317 
2318 static const struct regmap_config max98090_regmap = {
2319 	.reg_bits = 8,
2320 	.val_bits = 8,
2321 
2322 	.max_register = MAX98090_MAX_REGISTER,
2323 	.reg_defaults = max98090_reg,
2324 	.num_reg_defaults = ARRAY_SIZE(max98090_reg),
2325 	.volatile_reg = max98090_volatile_register,
2326 	.readable_reg = max98090_readable_register,
2327 	.cache_type = REGCACHE_RBTREE,
2328 };
2329 
2330 static int max98090_i2c_probe(struct i2c_client *i2c,
2331 				 const struct i2c_device_id *i2c_id)
2332 {
2333 	struct max98090_priv *max98090;
2334 	const struct acpi_device_id *acpi_id;
2335 	kernel_ulong_t driver_data = 0;
2336 	int ret;
2337 
2338 	pr_debug("max98090_i2c_probe\n");
2339 
2340 	max98090 = devm_kzalloc(&i2c->dev, sizeof(struct max98090_priv),
2341 		GFP_KERNEL);
2342 	if (max98090 == NULL)
2343 		return -ENOMEM;
2344 
2345 	if (ACPI_HANDLE(&i2c->dev)) {
2346 		acpi_id = acpi_match_device(i2c->dev.driver->acpi_match_table,
2347 					    &i2c->dev);
2348 		if (!acpi_id) {
2349 			dev_err(&i2c->dev, "No driver data\n");
2350 			return -EINVAL;
2351 		}
2352 		driver_data = acpi_id->driver_data;
2353 	} else if (i2c_id) {
2354 		driver_data = i2c_id->driver_data;
2355 	}
2356 
2357 	max98090->devtype = driver_data;
2358 	i2c_set_clientdata(i2c, max98090);
2359 	max98090->pdata = i2c->dev.platform_data;
2360 	max98090->irq = i2c->irq;
2361 
2362 	max98090->regmap = devm_regmap_init_i2c(i2c, &max98090_regmap);
2363 	if (IS_ERR(max98090->regmap)) {
2364 		ret = PTR_ERR(max98090->regmap);
2365 		dev_err(&i2c->dev, "Failed to allocate regmap: %d\n", ret);
2366 		goto err_enable;
2367 	}
2368 
2369 	ret = snd_soc_register_codec(&i2c->dev,
2370 			&soc_codec_dev_max98090, max98090_dai,
2371 			ARRAY_SIZE(max98090_dai));
2372 err_enable:
2373 	return ret;
2374 }
2375 
2376 static int max98090_i2c_remove(struct i2c_client *client)
2377 {
2378 	snd_soc_unregister_codec(&client->dev);
2379 	return 0;
2380 }
2381 
2382 #ifdef CONFIG_PM_RUNTIME
2383 static int max98090_runtime_resume(struct device *dev)
2384 {
2385 	struct max98090_priv *max98090 = dev_get_drvdata(dev);
2386 
2387 	regcache_cache_only(max98090->regmap, false);
2388 
2389 	regcache_sync(max98090->regmap);
2390 
2391 	return 0;
2392 }
2393 
2394 static int max98090_runtime_suspend(struct device *dev)
2395 {
2396 	struct max98090_priv *max98090 = dev_get_drvdata(dev);
2397 
2398 	regcache_cache_only(max98090->regmap, true);
2399 
2400 	return 0;
2401 }
2402 #endif
2403 
2404 static const struct dev_pm_ops max98090_pm = {
2405 	SET_RUNTIME_PM_OPS(max98090_runtime_suspend,
2406 		max98090_runtime_resume, NULL)
2407 };
2408 
2409 static const struct i2c_device_id max98090_i2c_id[] = {
2410 	{ "max98090", MAX98090 },
2411 	{ }
2412 };
2413 MODULE_DEVICE_TABLE(i2c, max98090_i2c_id);
2414 
2415 static const struct of_device_id max98090_of_match[] = {
2416 	{ .compatible = "maxim,max98090", },
2417 	{ }
2418 };
2419 MODULE_DEVICE_TABLE(of, max98090_of_match);
2420 
2421 #ifdef CONFIG_ACPI
2422 static struct acpi_device_id max98090_acpi_match[] = {
2423 	{ "193C9890", MAX98090 },
2424 	{ }
2425 };
2426 MODULE_DEVICE_TABLE(acpi, max98090_acpi_match);
2427 #endif
2428 
2429 static struct i2c_driver max98090_i2c_driver = {
2430 	.driver = {
2431 		.name = "max98090",
2432 		.owner = THIS_MODULE,
2433 		.pm = &max98090_pm,
2434 		.of_match_table = of_match_ptr(max98090_of_match),
2435 		.acpi_match_table = ACPI_PTR(max98090_acpi_match),
2436 	},
2437 	.probe  = max98090_i2c_probe,
2438 	.remove = max98090_i2c_remove,
2439 	.id_table = max98090_i2c_id,
2440 };
2441 
2442 module_i2c_driver(max98090_i2c_driver);
2443 
2444 MODULE_DESCRIPTION("ALSA SoC MAX98090 driver");
2445 MODULE_AUTHOR("Peter Hsiang, Jesse Marroqin, Jerry Wong");
2446 MODULE_LICENSE("GPL");
2447