xref: /linux/sound/soc/codecs/max98090.c (revision 685e42154dcf3f6c0a52c115bd15e3d28ad8621b)
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 <sound/jack.h>
19 #include <sound/pcm.h>
20 #include <sound/pcm_params.h>
21 #include <sound/soc.h>
22 #include <sound/tlv.h>
23 #include <sound/max98090.h>
24 #include "max98090.h"
25 
26 #include <linux/version.h>
27 
28 #define DEBUG
29 #define EXTMIC_METHOD
30 #define EXTMIC_METHOD_TEST
31 
32 /* Allows for sparsely populated register maps */
33 static struct reg_default max98090_reg[] = {
34 	{ 0x00, 0x00 }, /* 00 Software Reset */
35 	{ 0x03, 0x04 }, /* 03 Interrupt Masks */
36 	{ 0x04, 0x00 }, /* 04 System Clock Quick */
37 	{ 0x05, 0x00 }, /* 05 Sample Rate Quick */
38 	{ 0x06, 0x00 }, /* 06 DAI Interface Quick */
39 	{ 0x07, 0x00 }, /* 07 DAC Path Quick */
40 	{ 0x08, 0x00 }, /* 08 Mic/Direct to ADC Quick */
41 	{ 0x09, 0x00 }, /* 09 Line to ADC Quick */
42 	{ 0x0A, 0x00 }, /* 0A Analog Mic Loop Quick */
43 	{ 0x0B, 0x00 }, /* 0B Analog Line Loop Quick */
44 	{ 0x0C, 0x00 }, /* 0C Reserved */
45 	{ 0x0D, 0x00 }, /* 0D Input Config */
46 	{ 0x0E, 0x1B }, /* 0E Line Input Level */
47 	{ 0x0F, 0x00 }, /* 0F Line Config */
48 
49 	{ 0x10, 0x14 }, /* 10 Mic1 Input Level */
50 	{ 0x11, 0x14 }, /* 11 Mic2 Input Level */
51 	{ 0x12, 0x00 }, /* 12 Mic Bias Voltage */
52 	{ 0x13, 0x00 }, /* 13 Digital Mic Config */
53 	{ 0x14, 0x00 }, /* 14 Digital Mic Mode */
54 	{ 0x15, 0x00 }, /* 15 Left ADC Mixer */
55 	{ 0x16, 0x00 }, /* 16 Right ADC Mixer */
56 	{ 0x17, 0x03 }, /* 17 Left ADC Level */
57 	{ 0x18, 0x03 }, /* 18 Right ADC Level */
58 	{ 0x19, 0x00 }, /* 19 ADC Biquad Level */
59 	{ 0x1A, 0x00 }, /* 1A ADC Sidetone */
60 	{ 0x1B, 0x00 }, /* 1B System Clock */
61 	{ 0x1C, 0x00 }, /* 1C Clock Mode */
62 	{ 0x1D, 0x00 }, /* 1D Any Clock 1 */
63 	{ 0x1E, 0x00 }, /* 1E Any Clock 2 */
64 	{ 0x1F, 0x00 }, /* 1F Any Clock 3 */
65 
66 	{ 0x20, 0x00 }, /* 20 Any Clock 4 */
67 	{ 0x21, 0x00 }, /* 21 Master Mode */
68 	{ 0x22, 0x00 }, /* 22 Interface Format */
69 	{ 0x23, 0x00 }, /* 23 TDM Format 1*/
70 	{ 0x24, 0x00 }, /* 24 TDM Format 2*/
71 	{ 0x25, 0x00 }, /* 25 I/O Configuration */
72 	{ 0x26, 0x80 }, /* 26 Filter Config */
73 	{ 0x27, 0x00 }, /* 27 DAI Playback Level */
74 	{ 0x28, 0x00 }, /* 28 EQ Playback Level */
75 	{ 0x29, 0x00 }, /* 29 Left HP Mixer */
76 	{ 0x2A, 0x00 }, /* 2A Right HP Mixer */
77 	{ 0x2B, 0x00 }, /* 2B HP Control */
78 	{ 0x2C, 0x1A }, /* 2C Left HP Volume */
79 	{ 0x2D, 0x1A }, /* 2D Right HP Volume */
80 	{ 0x2E, 0x00 }, /* 2E Left Spk Mixer */
81 	{ 0x2F, 0x00 }, /* 2F Right Spk Mixer */
82 
83 	{ 0x30, 0x00 }, /* 30 Spk Control */
84 	{ 0x31, 0x2C }, /* 31 Left Spk Volume */
85 	{ 0x32, 0x2C }, /* 32 Right Spk Volume */
86 	{ 0x33, 0x00 }, /* 33 ALC Timing */
87 	{ 0x34, 0x00 }, /* 34 ALC Compressor */
88 	{ 0x35, 0x00 }, /* 35 ALC Expander */
89 	{ 0x36, 0x00 }, /* 36 ALC Gain */
90 	{ 0x37, 0x00 }, /* 37 Rcv/Line OutL Mixer */
91 	{ 0x38, 0x00 }, /* 38 Rcv/Line OutL Control */
92 	{ 0x39, 0x15 }, /* 39 Rcv/Line OutL Volume */
93 	{ 0x3A, 0x00 }, /* 3A Line OutR Mixer */
94 	{ 0x3B, 0x00 }, /* 3B Line OutR Control */
95 	{ 0x3C, 0x15 }, /* 3C Line OutR Volume */
96 	{ 0x3D, 0x00 }, /* 3D Jack Detect */
97 	{ 0x3E, 0x00 }, /* 3E Input Enable */
98 	{ 0x3F, 0x00 }, /* 3F Output Enable */
99 
100 	{ 0x40, 0x00 }, /* 40 Level Control */
101 	{ 0x41, 0x00 }, /* 41 DSP Filter Enable */
102 	{ 0x42, 0x00 }, /* 42 Bias Control */
103 	{ 0x43, 0x00 }, /* 43 DAC Control */
104 	{ 0x44, 0x06 }, /* 44 ADC Control */
105 	{ 0x45, 0x00 }, /* 45 Device Shutdown */
106 	{ 0x46, 0x00 }, /* 46 Equalizer Band 1 Coefficient B0 */
107 	{ 0x47, 0x00 }, /* 47 Equalizer Band 1 Coefficient B0 */
108 	{ 0x48, 0x00 }, /* 48 Equalizer Band 1 Coefficient B0 */
109 	{ 0x49, 0x00 }, /* 49 Equalizer Band 1 Coefficient B1 */
110 	{ 0x4A, 0x00 }, /* 4A Equalizer Band 1 Coefficient B1 */
111 	{ 0x4B, 0x00 }, /* 4B Equalizer Band 1 Coefficient B1 */
112 	{ 0x4C, 0x00 }, /* 4C Equalizer Band 1 Coefficient B2 */
113 	{ 0x4D, 0x00 }, /* 4D Equalizer Band 1 Coefficient B2 */
114 	{ 0x4E, 0x00 }, /* 4E Equalizer Band 1 Coefficient B2 */
115 	{ 0x4F, 0x00 }, /* 4F Equalizer Band 1 Coefficient A1 */
116 
117 	{ 0x50, 0x00 }, /* 50 Equalizer Band 1 Coefficient A1 */
118 	{ 0x51, 0x00 }, /* 51 Equalizer Band 1 Coefficient A1 */
119 	{ 0x52, 0x00 }, /* 52 Equalizer Band 1 Coefficient A2 */
120 	{ 0x53, 0x00 }, /* 53 Equalizer Band 1 Coefficient A2 */
121 	{ 0x54, 0x00 }, /* 54 Equalizer Band 1 Coefficient A2 */
122 	{ 0x55, 0x00 }, /* 55 Equalizer Band 2 Coefficient B0 */
123 	{ 0x56, 0x00 }, /* 56 Equalizer Band 2 Coefficient B0 */
124 	{ 0x57, 0x00 }, /* 57 Equalizer Band 2 Coefficient B0 */
125 	{ 0x58, 0x00 }, /* 58 Equalizer Band 2 Coefficient B1 */
126 	{ 0x59, 0x00 }, /* 59 Equalizer Band 2 Coefficient B1 */
127 	{ 0x5A, 0x00 }, /* 5A Equalizer Band 2 Coefficient B1 */
128 	{ 0x5B, 0x00 }, /* 5B Equalizer Band 2 Coefficient B2 */
129 	{ 0x5C, 0x00 }, /* 5C Equalizer Band 2 Coefficient B2 */
130 	{ 0x5D, 0x00 }, /* 5D Equalizer Band 2 Coefficient B2 */
131 	{ 0x5E, 0x00 }, /* 5E Equalizer Band 2 Coefficient A1 */
132 	{ 0x5F, 0x00 }, /* 5F Equalizer Band 2 Coefficient A1 */
133 
134 	{ 0x60, 0x00 }, /* 60 Equalizer Band 2 Coefficient A1 */
135 	{ 0x61, 0x00 }, /* 61 Equalizer Band 2 Coefficient A2 */
136 	{ 0x62, 0x00 }, /* 62 Equalizer Band 2 Coefficient A2 */
137 	{ 0x63, 0x00 }, /* 63 Equalizer Band 2 Coefficient A2 */
138 	{ 0x64, 0x00 }, /* 64 Equalizer Band 3 Coefficient B0 */
139 	{ 0x65, 0x00 }, /* 65 Equalizer Band 3 Coefficient B0 */
140 	{ 0x66, 0x00 }, /* 66 Equalizer Band 3 Coefficient B0 */
141 	{ 0x67, 0x00 }, /* 67 Equalizer Band 3 Coefficient B1 */
142 	{ 0x68, 0x00 }, /* 68 Equalizer Band 3 Coefficient B1 */
143 	{ 0x69, 0x00 }, /* 69 Equalizer Band 3 Coefficient B1 */
144 	{ 0x6A, 0x00 }, /* 6A Equalizer Band 3 Coefficient B2 */
145 	{ 0x6B, 0x00 }, /* 6B Equalizer Band 3 Coefficient B2 */
146 	{ 0x6C, 0x00 }, /* 6C Equalizer Band 3 Coefficient B2 */
147 	{ 0x6D, 0x00 }, /* 6D Equalizer Band 3 Coefficient A1 */
148 	{ 0x6E, 0x00 }, /* 6E Equalizer Band 3 Coefficient A1 */
149 	{ 0x6F, 0x00 }, /* 6F Equalizer Band 3 Coefficient A1 */
150 
151 	{ 0x70, 0x00 }, /* 70 Equalizer Band 3 Coefficient A2 */
152 	{ 0x71, 0x00 }, /* 71 Equalizer Band 3 Coefficient A2 */
153 	{ 0x72, 0x00 }, /* 72 Equalizer Band 3 Coefficient A2 */
154 	{ 0x73, 0x00 }, /* 73 Equalizer Band 4 Coefficient B0 */
155 	{ 0x74, 0x00 }, /* 74 Equalizer Band 4 Coefficient B0 */
156 	{ 0x75, 0x00 }, /* 75 Equalizer Band 4 Coefficient B0 */
157 	{ 0x76, 0x00 }, /* 76 Equalizer Band 4 Coefficient B1 */
158 	{ 0x77, 0x00 }, /* 77 Equalizer Band 4 Coefficient B1 */
159 	{ 0x78, 0x00 }, /* 78 Equalizer Band 4 Coefficient B1 */
160 	{ 0x79, 0x00 }, /* 79 Equalizer Band 4 Coefficient B2 */
161 	{ 0x7A, 0x00 }, /* 7A Equalizer Band 4 Coefficient B2 */
162 	{ 0x7B, 0x00 }, /* 7B Equalizer Band 4 Coefficient B2 */
163 	{ 0x7C, 0x00 }, /* 7C Equalizer Band 4 Coefficient A1 */
164 	{ 0x7D, 0x00 }, /* 7D Equalizer Band 4 Coefficient A1 */
165 	{ 0x7E, 0x00 }, /* 7E Equalizer Band 4 Coefficient A1 */
166 	{ 0x7F, 0x00 }, /* 7F Equalizer Band 4 Coefficient A2 */
167 
168 	{ 0x80, 0x00 }, /* 80 Equalizer Band 4 Coefficient A2 */
169 	{ 0x81, 0x00 }, /* 81 Equalizer Band 4 Coefficient A2 */
170 	{ 0x82, 0x00 }, /* 82 Equalizer Band 5 Coefficient B0 */
171 	{ 0x83, 0x00 }, /* 83 Equalizer Band 5 Coefficient B0 */
172 	{ 0x84, 0x00 }, /* 84 Equalizer Band 5 Coefficient B0 */
173 	{ 0x85, 0x00 }, /* 85 Equalizer Band 5 Coefficient B1 */
174 	{ 0x86, 0x00 }, /* 86 Equalizer Band 5 Coefficient B1 */
175 	{ 0x87, 0x00 }, /* 87 Equalizer Band 5 Coefficient B1 */
176 	{ 0x88, 0x00 }, /* 88 Equalizer Band 5 Coefficient B2 */
177 	{ 0x89, 0x00 }, /* 89 Equalizer Band 5 Coefficient B2 */
178 	{ 0x8A, 0x00 }, /* 8A Equalizer Band 5 Coefficient B2 */
179 	{ 0x8B, 0x00 }, /* 8B Equalizer Band 5 Coefficient A1 */
180 	{ 0x8C, 0x00 }, /* 8C Equalizer Band 5 Coefficient A1 */
181 	{ 0x8D, 0x00 }, /* 8D Equalizer Band 5 Coefficient A1 */
182 	{ 0x8E, 0x00 }, /* 8E Equalizer Band 5 Coefficient A2 */
183 	{ 0x8F, 0x00 }, /* 8F Equalizer Band 5 Coefficient A2 */
184 
185 	{ 0x90, 0x00 }, /* 90 Equalizer Band 5 Coefficient A2 */
186 	{ 0x91, 0x00 }, /* 91 Equalizer Band 6 Coefficient B0 */
187 	{ 0x92, 0x00 }, /* 92 Equalizer Band 6 Coefficient B0 */
188 	{ 0x93, 0x00 }, /* 93 Equalizer Band 6 Coefficient B0 */
189 	{ 0x94, 0x00 }, /* 94 Equalizer Band 6 Coefficient B1 */
190 	{ 0x95, 0x00 }, /* 95 Equalizer Band 6 Coefficient B1 */
191 	{ 0x96, 0x00 }, /* 96 Equalizer Band 6 Coefficient B1 */
192 	{ 0x97, 0x00 }, /* 97 Equalizer Band 6 Coefficient B2 */
193 	{ 0x98, 0x00 }, /* 98 Equalizer Band 6 Coefficient B2 */
194 	{ 0x99, 0x00 }, /* 99 Equalizer Band 6 Coefficient B2 */
195 	{ 0x9A, 0x00 }, /* 9A Equalizer Band 6 Coefficient A1 */
196 	{ 0x9B, 0x00 }, /* 9B Equalizer Band 6 Coefficient A1 */
197 	{ 0x9C, 0x00 }, /* 9C Equalizer Band 6 Coefficient A1 */
198 	{ 0x9D, 0x00 }, /* 9D Equalizer Band 6 Coefficient A2 */
199 	{ 0x9E, 0x00 }, /* 9E Equalizer Band 6 Coefficient A2 */
200 	{ 0x9F, 0x00 }, /* 9F Equalizer Band 6 Coefficient A2 */
201 
202 	{ 0xA0, 0x00 }, /* A0 Equalizer Band 7 Coefficient B0 */
203 	{ 0xA1, 0x00 }, /* A1 Equalizer Band 7 Coefficient B0 */
204 	{ 0xA2, 0x00 }, /* A2 Equalizer Band 7 Coefficient B0 */
205 	{ 0xA3, 0x00 }, /* A3 Equalizer Band 7 Coefficient B1 */
206 	{ 0xA4, 0x00 }, /* A4 Equalizer Band 7 Coefficient B1 */
207 	{ 0xA5, 0x00 }, /* A5 Equalizer Band 7 Coefficient B1 */
208 	{ 0xA6, 0x00 }, /* A6 Equalizer Band 7 Coefficient B2 */
209 	{ 0xA7, 0x00 }, /* A7 Equalizer Band 7 Coefficient B2 */
210 	{ 0xA8, 0x00 }, /* A8 Equalizer Band 7 Coefficient B2 */
211 	{ 0xA9, 0x00 }, /* A9 Equalizer Band 7 Coefficient A1 */
212 	{ 0xAA, 0x00 }, /* AA Equalizer Band 7 Coefficient A1 */
213 	{ 0xAB, 0x00 }, /* AB Equalizer Band 7 Coefficient A1 */
214 	{ 0xAC, 0x00 }, /* AC Equalizer Band 7 Coefficient A2 */
215 	{ 0xAD, 0x00 }, /* AD Equalizer Band 7 Coefficient A2 */
216 	{ 0xAE, 0x00 }, /* AE Equalizer Band 7 Coefficient A2 */
217 	{ 0xAF, 0x00 }, /* AF ADC Biquad Coefficient B0 */
218 
219 	{ 0xB0, 0x00 }, /* B0 ADC Biquad Coefficient B0 */
220 	{ 0xB1, 0x00 }, /* B1 ADC Biquad Coefficient B0 */
221 	{ 0xB2, 0x00 }, /* B2 ADC Biquad Coefficient B1 */
222 	{ 0xB3, 0x00 }, /* B3 ADC Biquad Coefficient B1 */
223 	{ 0xB4, 0x00 }, /* B4 ADC Biquad Coefficient B1 */
224 	{ 0xB5, 0x00 }, /* B5 ADC Biquad Coefficient B2 */
225 	{ 0xB6, 0x00 }, /* B6 ADC Biquad Coefficient B2 */
226 	{ 0xB7, 0x00 }, /* B7 ADC Biquad Coefficient B2 */
227 	{ 0xB8, 0x00 }, /* B8 ADC Biquad Coefficient A1 */
228 	{ 0xB9, 0x00 }, /* B9 ADC Biquad Coefficient A1 */
229 	{ 0xBA, 0x00 }, /* BA ADC Biquad Coefficient A1 */
230 	{ 0xBB, 0x00 }, /* BB ADC Biquad Coefficient A2 */
231 	{ 0xBC, 0x00 }, /* BC ADC Biquad Coefficient A2 */
232 	{ 0xBD, 0x00 }, /* BD ADC Biquad Coefficient A2 */
233 	{ 0xBE, 0x00 }, /* BE Digital Mic 3 Volume */
234 	{ 0xBF, 0x00 }, /* BF Digital Mic 4 Volume */
235 
236 	{ 0xC0, 0x00 }, /* C0 Digital Mic 34 Biquad Pre Atten */
237 	{ 0xC1, 0x00 }, /* C1 Record TDM Slot */
238 	{ 0xC2, 0x00 }, /* C2 Sample Rate */
239 	{ 0xC3, 0x00 }, /* C3 Digital Mic 34 Biquad Coefficient C3 */
240 	{ 0xC4, 0x00 }, /* C4 Digital Mic 34 Biquad Coefficient C4 */
241 	{ 0xC5, 0x00 }, /* C5 Digital Mic 34 Biquad Coefficient C5 */
242 	{ 0xC6, 0x00 }, /* C6 Digital Mic 34 Biquad Coefficient C6 */
243 	{ 0xC7, 0x00 }, /* C7 Digital Mic 34 Biquad Coefficient C7 */
244 	{ 0xC8, 0x00 }, /* C8 Digital Mic 34 Biquad Coefficient C8 */
245 	{ 0xC9, 0x00 }, /* C9 Digital Mic 34 Biquad Coefficient C9 */
246 	{ 0xCA, 0x00 }, /* CA Digital Mic 34 Biquad Coefficient CA */
247 	{ 0xCB, 0x00 }, /* CB Digital Mic 34 Biquad Coefficient CB */
248 	{ 0xCC, 0x00 }, /* CC Digital Mic 34 Biquad Coefficient CC */
249 	{ 0xCD, 0x00 }, /* CD Digital Mic 34 Biquad Coefficient CD */
250 	{ 0xCE, 0x00 }, /* CE Digital Mic 34 Biquad Coefficient CE */
251 	{ 0xCF, 0x00 }, /* CF Digital Mic 34 Biquad Coefficient CF */
252 
253 	{ 0xD0, 0x00 }, /* D0 Digital Mic 34 Biquad Coefficient D0 */
254 	{ 0xD1, 0x00 }, /* D1 Digital Mic 34 Biquad Coefficient D1 */
255 };
256 
257 static bool max98090_volatile_register(struct device *dev, unsigned int reg)
258 {
259 	switch (reg) {
260 	case M98090_REG_DEVICE_STATUS:
261 	case M98090_REG_JACK_STATUS:
262 	case M98090_REG_REVISION_ID:
263 		return true;
264 	default:
265 		return false;
266 	}
267 }
268 
269 static bool max98090_readable_register(struct device *dev, unsigned int reg)
270 {
271 	switch (reg) {
272 	case M98090_REG_DEVICE_STATUS:
273 	case M98090_REG_JACK_STATUS:
274 	case M98090_REG_INTERRUPT_S:
275 	case M98090_REG_RESERVED:
276 	case M98090_REG_LINE_INPUT_CONFIG:
277 	case M98090_REG_LINE_INPUT_LEVEL:
278 	case M98090_REG_INPUT_MODE:
279 	case M98090_REG_MIC1_INPUT_LEVEL:
280 	case M98090_REG_MIC2_INPUT_LEVEL:
281 	case M98090_REG_MIC_BIAS_VOLTAGE:
282 	case M98090_REG_DIGITAL_MIC_ENABLE:
283 	case M98090_REG_DIGITAL_MIC_CONFIG:
284 	case M98090_REG_LEFT_ADC_MIXER:
285 	case M98090_REG_RIGHT_ADC_MIXER:
286 	case M98090_REG_LEFT_ADC_LEVEL:
287 	case M98090_REG_RIGHT_ADC_LEVEL:
288 	case M98090_REG_ADC_BIQUAD_LEVEL:
289 	case M98090_REG_ADC_SIDETONE:
290 	case M98090_REG_SYSTEM_CLOCK:
291 	case M98090_REG_CLOCK_MODE:
292 	case M98090_REG_CLOCK_RATIO_NI_MSB:
293 	case M98090_REG_CLOCK_RATIO_NI_LSB:
294 	case M98090_REG_CLOCK_RATIO_MI_MSB:
295 	case M98090_REG_CLOCK_RATIO_MI_LSB:
296 	case M98090_REG_MASTER_MODE:
297 	case M98090_REG_INTERFACE_FORMAT:
298 	case M98090_REG_TDM_CONTROL:
299 	case M98090_REG_TDM_FORMAT:
300 	case M98090_REG_IO_CONFIGURATION:
301 	case M98090_REG_FILTER_CONFIG:
302 	case M98090_REG_DAI_PLAYBACK_LEVEL:
303 	case M98090_REG_DAI_PLAYBACK_LEVEL_EQ:
304 	case M98090_REG_LEFT_HP_MIXER:
305 	case M98090_REG_RIGHT_HP_MIXER:
306 	case M98090_REG_HP_CONTROL:
307 	case M98090_REG_LEFT_HP_VOLUME:
308 	case M98090_REG_RIGHT_HP_VOLUME:
309 	case M98090_REG_LEFT_SPK_MIXER:
310 	case M98090_REG_RIGHT_SPK_MIXER:
311 	case M98090_REG_SPK_CONTROL:
312 	case M98090_REG_LEFT_SPK_VOLUME:
313 	case M98090_REG_RIGHT_SPK_VOLUME:
314 	case M98090_REG_DRC_TIMING:
315 	case M98090_REG_DRC_COMPRESSOR:
316 	case M98090_REG_DRC_EXPANDER:
317 	case M98090_REG_DRC_GAIN:
318 	case M98090_REG_RCV_LOUTL_MIXER:
319 	case M98090_REG_RCV_LOUTL_CONTROL:
320 	case M98090_REG_RCV_LOUTL_VOLUME:
321 	case M98090_REG_LOUTR_MIXER:
322 	case M98090_REG_LOUTR_CONTROL:
323 	case M98090_REG_LOUTR_VOLUME:
324 	case M98090_REG_JACK_DETECT:
325 	case M98090_REG_INPUT_ENABLE:
326 	case M98090_REG_OUTPUT_ENABLE:
327 	case M98090_REG_LEVEL_CONTROL:
328 	case M98090_REG_DSP_FILTER_ENABLE:
329 	case M98090_REG_BIAS_CONTROL:
330 	case M98090_REG_DAC_CONTROL:
331 	case M98090_REG_ADC_CONTROL:
332 	case M98090_REG_DEVICE_SHUTDOWN:
333 	case M98090_REG_EQUALIZER_BASE ... M98090_REG_EQUALIZER_BASE + 0x68:
334 	case M98090_REG_RECORD_BIQUAD_BASE ... M98090_REG_RECORD_BIQUAD_BASE + 0x0E:
335 	case M98090_REG_DMIC3_VOLUME:
336 	case M98090_REG_DMIC4_VOLUME:
337 	case M98090_REG_DMIC34_BQ_PREATTEN:
338 	case M98090_REG_RECORD_TDM_SLOT:
339 	case M98090_REG_SAMPLE_RATE:
340 	case M98090_REG_DMIC34_BIQUAD_BASE ... M98090_REG_DMIC34_BIQUAD_BASE + 0x0E:
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 const struct soc_enum max98090_vcmbandgap_enum =
518 	SOC_ENUM_SINGLE(M98090_REG_BIAS_CONTROL, M98090_VCM_MODE_SHIFT,
519 		ARRAY_SIZE(max98090_pwr_perf_text), max98090_pwr_perf_text);
520 
521 static const char * max98090_osr128_text[] = { "64*fs", "128*fs" };
522 
523 static const struct soc_enum max98090_osr128_enum =
524 	SOC_ENUM_SINGLE(M98090_REG_ADC_CONTROL, M98090_OSR128_SHIFT,
525 		ARRAY_SIZE(max98090_osr128_text), max98090_osr128_text);
526 
527 static const char *max98090_mode_text[] = { "Voice", "Music" };
528 
529 static const struct soc_enum max98090_mode_enum =
530 	SOC_ENUM_SINGLE(M98090_REG_FILTER_CONFIG, M98090_MODE_SHIFT,
531 		ARRAY_SIZE(max98090_mode_text), max98090_mode_text);
532 
533 static const struct soc_enum max98090_filter_dmic34mode_enum =
534 	SOC_ENUM_SINGLE(M98090_REG_FILTER_CONFIG,
535 		M98090_FLT_DMIC34MODE_SHIFT,
536 		ARRAY_SIZE(max98090_mode_text), max98090_mode_text);
537 
538 static const char * max98090_drcatk_text[] =
539 	{ "0.5ms", "1ms", "5ms", "10ms", "25ms", "50ms", "100ms", "200ms" };
540 
541 static const struct soc_enum max98090_drcatk_enum =
542 	SOC_ENUM_SINGLE(M98090_REG_DRC_TIMING, M98090_DRCATK_SHIFT,
543 		ARRAY_SIZE(max98090_drcatk_text), max98090_drcatk_text);
544 
545 static const char * max98090_drcrls_text[] =
546 	{ "8s", "4s", "2s", "1s", "0.5s", "0.25s", "0.125s", "0.0625s" };
547 
548 static const struct soc_enum max98090_drcrls_enum =
549 	SOC_ENUM_SINGLE(M98090_REG_DRC_TIMING, M98090_DRCRLS_SHIFT,
550 		ARRAY_SIZE(max98090_drcrls_text), max98090_drcrls_text);
551 
552 static const char * max98090_alccmp_text[] =
553 	{ "1:1", "1:1.5", "1:2", "1:4", "1:INF" };
554 
555 static const struct soc_enum max98090_alccmp_enum =
556 	SOC_ENUM_SINGLE(M98090_REG_DRC_COMPRESSOR, M98090_DRCCMP_SHIFT,
557 		ARRAY_SIZE(max98090_alccmp_text), max98090_alccmp_text);
558 
559 static const char * max98090_drcexp_text[] = { "1:1", "2:1", "3:1" };
560 
561 static const struct soc_enum max98090_drcexp_enum =
562 	SOC_ENUM_SINGLE(M98090_REG_DRC_EXPANDER, M98090_DRCEXP_SHIFT,
563 		ARRAY_SIZE(max98090_drcexp_text), max98090_drcexp_text);
564 
565 static const struct soc_enum max98090_dac_perfmode_enum =
566 	SOC_ENUM_SINGLE(M98090_REG_DAC_CONTROL, M98090_PERFMODE_SHIFT,
567 		ARRAY_SIZE(max98090_perf_pwr_text), max98090_perf_pwr_text);
568 
569 static const struct soc_enum max98090_dachp_enum =
570 	SOC_ENUM_SINGLE(M98090_REG_DAC_CONTROL, M98090_DACHP_SHIFT,
571 		ARRAY_SIZE(max98090_pwr_perf_text), max98090_pwr_perf_text);
572 
573 static const struct soc_enum max98090_adchp_enum =
574 	SOC_ENUM_SINGLE(M98090_REG_ADC_CONTROL, M98090_ADCHP_SHIFT,
575 		ARRAY_SIZE(max98090_pwr_perf_text), max98090_pwr_perf_text);
576 
577 static const struct snd_kcontrol_new max98090_snd_controls[] = {
578 	SOC_ENUM("MIC Bias VCM Bandgap", max98090_vcmbandgap_enum),
579 
580 	SOC_SINGLE("DMIC MIC Comp Filter Config", M98090_REG_DIGITAL_MIC_CONFIG,
581 		M98090_DMIC_COMP_SHIFT, M98090_DMIC_COMP_NUM - 1, 0),
582 
583 	SOC_SINGLE_EXT_TLV("MIC1 Boost Volume",
584 		M98090_REG_MIC1_INPUT_LEVEL, M98090_MIC_PA1EN_SHIFT,
585 		M98090_MIC_PA1EN_NUM - 1, 0, max98090_get_enab_tlv,
586 		max98090_put_enab_tlv, max98090_micboost_tlv),
587 
588 	SOC_SINGLE_EXT_TLV("MIC2 Boost Volume",
589 		M98090_REG_MIC2_INPUT_LEVEL, M98090_MIC_PA2EN_SHIFT,
590 		M98090_MIC_PA2EN_NUM - 1, 0, max98090_get_enab_tlv,
591 		max98090_put_enab_tlv, max98090_micboost_tlv),
592 
593 	SOC_SINGLE_TLV("MIC1 Volume", M98090_REG_MIC1_INPUT_LEVEL,
594 		M98090_MIC_PGAM1_SHIFT, M98090_MIC_PGAM1_NUM - 1, 1,
595 		max98090_mic_tlv),
596 
597 	SOC_SINGLE_TLV("MIC2 Volume", M98090_REG_MIC2_INPUT_LEVEL,
598 		M98090_MIC_PGAM2_SHIFT, M98090_MIC_PGAM2_NUM - 1, 1,
599 		max98090_mic_tlv),
600 
601 	SOC_SINGLE_RANGE_TLV("LINEA Single Ended Volume",
602 		M98090_REG_LINE_INPUT_LEVEL, M98090_MIXG135_SHIFT, 0,
603 		M98090_MIXG135_NUM - 1, 1, max98090_line_single_ended_tlv),
604 
605 	SOC_SINGLE_RANGE_TLV("LINEB Single Ended Volume",
606 		M98090_REG_LINE_INPUT_LEVEL, M98090_MIXG246_SHIFT, 0,
607 		M98090_MIXG246_NUM - 1, 1, max98090_line_single_ended_tlv),
608 
609 	SOC_SINGLE_RANGE_TLV("LINEA Volume", M98090_REG_LINE_INPUT_LEVEL,
610 		M98090_LINAPGA_SHIFT, 0, M98090_LINAPGA_NUM - 1, 1,
611 		max98090_line_tlv),
612 
613 	SOC_SINGLE_RANGE_TLV("LINEB Volume", M98090_REG_LINE_INPUT_LEVEL,
614 		M98090_LINBPGA_SHIFT, 0, M98090_LINBPGA_NUM - 1, 1,
615 		max98090_line_tlv),
616 
617 	SOC_SINGLE("LINEA Ext Resistor Gain Mode", M98090_REG_INPUT_MODE,
618 		M98090_EXTBUFA_SHIFT, M98090_EXTBUFA_NUM - 1, 0),
619 	SOC_SINGLE("LINEB Ext Resistor Gain Mode", M98090_REG_INPUT_MODE,
620 		M98090_EXTBUFB_SHIFT, M98090_EXTBUFB_NUM - 1, 0),
621 
622 	SOC_SINGLE_TLV("ADCL Boost Volume", M98090_REG_LEFT_ADC_LEVEL,
623 		M98090_AVLG_SHIFT, M98090_AVLG_NUM - 1, 0,
624 		max98090_avg_tlv),
625 	SOC_SINGLE_TLV("ADCR Boost Volume", M98090_REG_RIGHT_ADC_LEVEL,
626 		M98090_AVRG_SHIFT, M98090_AVLG_NUM - 1, 0,
627 		max98090_avg_tlv),
628 
629 	SOC_SINGLE_TLV("ADCL Volume", M98090_REG_LEFT_ADC_LEVEL,
630 		M98090_AVL_SHIFT, M98090_AVL_NUM - 1, 1,
631 		max98090_av_tlv),
632 	SOC_SINGLE_TLV("ADCR Volume", M98090_REG_RIGHT_ADC_LEVEL,
633 		M98090_AVR_SHIFT, M98090_AVR_NUM - 1, 1,
634 		max98090_av_tlv),
635 
636 	SOC_ENUM("ADC Oversampling Rate", max98090_osr128_enum),
637 	SOC_SINGLE("ADC Quantizer Dither", M98090_REG_ADC_CONTROL,
638 		M98090_ADCDITHER_SHIFT, M98090_ADCDITHER_NUM - 1, 0),
639 	SOC_ENUM("ADC High Performance Mode", max98090_adchp_enum),
640 
641 	SOC_SINGLE("DAC Mono Mode", M98090_REG_IO_CONFIGURATION,
642 		M98090_DMONO_SHIFT, M98090_DMONO_NUM - 1, 0),
643 	SOC_SINGLE("SDIN Mode", M98090_REG_IO_CONFIGURATION,
644 		M98090_SDIEN_SHIFT, M98090_SDIEN_NUM - 1, 0),
645 	SOC_SINGLE("SDOUT Mode", M98090_REG_IO_CONFIGURATION,
646 		M98090_SDOEN_SHIFT, M98090_SDOEN_NUM - 1, 0),
647 	SOC_SINGLE("SDOUT Hi-Z Mode", M98090_REG_IO_CONFIGURATION,
648 		M98090_HIZOFF_SHIFT, M98090_HIZOFF_NUM - 1, 1),
649 	SOC_ENUM("Filter Mode", max98090_mode_enum),
650 	SOC_SINGLE("Record Path DC Blocking", M98090_REG_FILTER_CONFIG,
651 		M98090_AHPF_SHIFT, M98090_AHPF_NUM - 1, 0),
652 	SOC_SINGLE("Playback Path DC Blocking", M98090_REG_FILTER_CONFIG,
653 		M98090_DHPF_SHIFT, M98090_DHPF_NUM - 1, 0),
654 	SOC_SINGLE_TLV("Digital BQ Volume", M98090_REG_ADC_BIQUAD_LEVEL,
655 		M98090_AVBQ_SHIFT, M98090_AVBQ_NUM - 1, 1, max98090_dv_tlv),
656 	SOC_SINGLE_EXT_TLV("Digital Sidetone Volume",
657 		M98090_REG_ADC_SIDETONE, M98090_DVST_SHIFT,
658 		M98090_DVST_NUM - 1, 1, max98090_get_enab_tlv,
659 		max98090_put_enab_tlv, max98090_micboost_tlv),
660 	SOC_SINGLE_TLV("Digital Coarse Volume", M98090_REG_DAI_PLAYBACK_LEVEL,
661 		M98090_DVG_SHIFT, M98090_DVG_NUM - 1, 0,
662 		max98090_dvg_tlv),
663 	SOC_SINGLE_TLV("Digital Volume", M98090_REG_DAI_PLAYBACK_LEVEL,
664 		M98090_DV_SHIFT, M98090_DV_NUM - 1, 1,
665 		max98090_dv_tlv),
666 	SND_SOC_BYTES("EQ Coefficients", M98090_REG_EQUALIZER_BASE, 105),
667 	SOC_SINGLE("Digital EQ 3 Band Switch", M98090_REG_DSP_FILTER_ENABLE,
668 		M98090_EQ3BANDEN_SHIFT, M98090_EQ3BANDEN_NUM - 1, 0),
669 	SOC_SINGLE("Digital EQ 5 Band Switch", M98090_REG_DSP_FILTER_ENABLE,
670 		M98090_EQ5BANDEN_SHIFT, M98090_EQ5BANDEN_NUM - 1, 0),
671 	SOC_SINGLE("Digital EQ 7 Band Switch", M98090_REG_DSP_FILTER_ENABLE,
672 		M98090_EQ7BANDEN_SHIFT, M98090_EQ7BANDEN_NUM - 1, 0),
673 	SOC_SINGLE("Digital EQ Clipping Detection", M98090_REG_DAI_PLAYBACK_LEVEL_EQ,
674 		M98090_EQCLPN_SHIFT, M98090_EQCLPN_NUM - 1,
675 		1),
676 	SOC_SINGLE_TLV("Digital EQ Volume", M98090_REG_DAI_PLAYBACK_LEVEL_EQ,
677 		M98090_DVEQ_SHIFT, M98090_DVEQ_NUM - 1, 1,
678 		max98090_dv_tlv),
679 
680 	SOC_SINGLE("ALC Enable", M98090_REG_DRC_TIMING,
681 		M98090_DRCEN_SHIFT, M98090_DRCEN_NUM - 1, 0),
682 	SOC_ENUM("ALC Attack Time", max98090_drcatk_enum),
683 	SOC_ENUM("ALC Release Time", max98090_drcrls_enum),
684 	SOC_SINGLE_TLV("ALC Make Up Volume", M98090_REG_DRC_GAIN,
685 		M98090_DRCG_SHIFT, M98090_DRCG_NUM - 1, 0,
686 		max98090_alcmakeup_tlv),
687 	SOC_ENUM("ALC Compression Ratio", max98090_alccmp_enum),
688 	SOC_ENUM("ALC Expansion Ratio", max98090_drcexp_enum),
689 	SOC_SINGLE_TLV("ALC Compression Threshold Volume",
690 		M98090_REG_DRC_COMPRESSOR, M98090_DRCTHC_SHIFT,
691 		M98090_DRCTHC_NUM - 1, 1, max98090_alccomp_tlv),
692 	SOC_SINGLE_TLV("ALC Expansion Threshold Volume",
693 		M98090_REG_DRC_EXPANDER, M98090_DRCTHE_SHIFT,
694 		M98090_DRCTHE_NUM - 1, 1, max98090_drcexp_tlv),
695 
696 	SOC_ENUM("DAC HP Playback Performance Mode",
697 		max98090_dac_perfmode_enum),
698 	SOC_ENUM("DAC High Performance Mode", max98090_dachp_enum),
699 
700 	SOC_SINGLE_TLV("Headphone Left Mixer Volume",
701 		M98090_REG_HP_CONTROL, M98090_MIXHPLG_SHIFT,
702 		M98090_MIXHPLG_NUM - 1, 1, max98090_mixout_tlv),
703 	SOC_SINGLE_TLV("Headphone Right Mixer Volume",
704 		M98090_REG_HP_CONTROL, M98090_MIXHPRG_SHIFT,
705 		M98090_MIXHPRG_NUM - 1, 1, max98090_mixout_tlv),
706 
707 	SOC_SINGLE_TLV("Speaker Left Mixer Volume",
708 		M98090_REG_SPK_CONTROL, M98090_MIXSPLG_SHIFT,
709 		M98090_MIXSPLG_NUM - 1, 1, max98090_mixout_tlv),
710 	SOC_SINGLE_TLV("Speaker Right Mixer Volume",
711 		M98090_REG_SPK_CONTROL, M98090_MIXSPRG_SHIFT,
712 		M98090_MIXSPRG_NUM - 1, 1, max98090_mixout_tlv),
713 
714 	SOC_SINGLE_TLV("Receiver Left Mixer Volume",
715 		M98090_REG_RCV_LOUTL_CONTROL, M98090_MIXRCVLG_SHIFT,
716 		M98090_MIXRCVLG_NUM - 1, 1, max98090_mixout_tlv),
717 	SOC_SINGLE_TLV("Receiver Right Mixer Volume",
718 		M98090_REG_LOUTR_CONTROL, M98090_MIXRCVRG_SHIFT,
719 		M98090_MIXRCVRG_NUM - 1, 1, max98090_mixout_tlv),
720 
721 	SOC_DOUBLE_R_TLV("Headphone Volume", M98090_REG_LEFT_HP_VOLUME,
722 		M98090_REG_RIGHT_HP_VOLUME, M98090_HPVOLL_SHIFT,
723 		M98090_HPVOLL_NUM - 1, 0, max98090_hp_tlv),
724 
725 	SOC_DOUBLE_R_RANGE_TLV("Speaker Volume",
726 		M98090_REG_LEFT_SPK_VOLUME, M98090_REG_RIGHT_SPK_VOLUME,
727 		M98090_SPVOLL_SHIFT, 24, M98090_SPVOLL_NUM - 1 + 24,
728 		0, max98090_spk_tlv),
729 
730 	SOC_DOUBLE_R_TLV("Receiver Volume", M98090_REG_RCV_LOUTL_VOLUME,
731 		M98090_REG_LOUTR_VOLUME, M98090_RCVLVOL_SHIFT,
732 		M98090_RCVLVOL_NUM - 1, 0, max98090_rcv_lout_tlv),
733 
734 	SOC_SINGLE("Headphone Left Switch", M98090_REG_LEFT_HP_VOLUME,
735 		M98090_HPLM_SHIFT, 1, 1),
736 	SOC_SINGLE("Headphone Right Switch", M98090_REG_RIGHT_HP_VOLUME,
737 		M98090_HPRM_SHIFT, 1, 1),
738 
739 	SOC_SINGLE("Speaker Left Switch", M98090_REG_LEFT_SPK_VOLUME,
740 		M98090_SPLM_SHIFT, 1, 1),
741 	SOC_SINGLE("Speaker Right Switch", M98090_REG_RIGHT_SPK_VOLUME,
742 		M98090_SPRM_SHIFT, 1, 1),
743 
744 	SOC_SINGLE("Receiver Left Switch", M98090_REG_RCV_LOUTL_VOLUME,
745 		M98090_RCVLM_SHIFT, 1, 1),
746 	SOC_SINGLE("Receiver Right Switch", M98090_REG_LOUTR_VOLUME,
747 		M98090_RCVRM_SHIFT, 1, 1),
748 
749 	SOC_SINGLE("Zero-Crossing Detection", M98090_REG_LEVEL_CONTROL,
750 		M98090_ZDENN_SHIFT, M98090_ZDENN_NUM - 1, 1),
751 	SOC_SINGLE("Enhanced Vol Smoothing", M98090_REG_LEVEL_CONTROL,
752 		M98090_VS2ENN_SHIFT, M98090_VS2ENN_NUM - 1, 1),
753 	SOC_SINGLE("Volume Adjustment Smoothing", M98090_REG_LEVEL_CONTROL,
754 		M98090_VSENN_SHIFT, M98090_VSENN_NUM - 1, 1),
755 
756 	SND_SOC_BYTES("Biquad Coefficients", M98090_REG_RECORD_BIQUAD_BASE, 15),
757 	SOC_SINGLE("Biquad Switch", M98090_REG_DSP_FILTER_ENABLE,
758 		M98090_ADCBQEN_SHIFT, M98090_ADCBQEN_NUM - 1, 0),
759 };
760 
761 static const struct snd_kcontrol_new max98091_snd_controls[] = {
762 
763 	SOC_SINGLE("DMIC34 Zeropad", M98090_REG_SAMPLE_RATE,
764 		M98090_DMIC34_ZEROPAD_SHIFT,
765 		M98090_DMIC34_ZEROPAD_NUM - 1, 0),
766 
767 	SOC_ENUM("Filter DMIC34 Mode", max98090_filter_dmic34mode_enum),
768 	SOC_SINGLE("DMIC34 DC Blocking", M98090_REG_FILTER_CONFIG,
769 		M98090_FLT_DMIC34HPF_SHIFT,
770 		M98090_FLT_DMIC34HPF_NUM - 1, 0),
771 
772 	SOC_SINGLE_TLV("DMIC3 Boost Volume", M98090_REG_DMIC3_VOLUME,
773 		M98090_DMIC_AV3G_SHIFT, M98090_DMIC_AV3G_NUM - 1, 0,
774 		max98090_avg_tlv),
775 	SOC_SINGLE_TLV("DMIC4 Boost Volume", M98090_REG_DMIC4_VOLUME,
776 		M98090_DMIC_AV4G_SHIFT, M98090_DMIC_AV4G_NUM - 1, 0,
777 		max98090_avg_tlv),
778 
779 	SOC_SINGLE_TLV("DMIC3 Volume", M98090_REG_DMIC3_VOLUME,
780 		M98090_DMIC_AV3_SHIFT, M98090_DMIC_AV3_NUM - 1, 1,
781 		max98090_av_tlv),
782 	SOC_SINGLE_TLV("DMIC4 Volume", M98090_REG_DMIC4_VOLUME,
783 		M98090_DMIC_AV4_SHIFT, M98090_DMIC_AV4_NUM - 1, 1,
784 		max98090_av_tlv),
785 
786 	SND_SOC_BYTES("DMIC34 Biquad Coefficients",
787 		M98090_REG_DMIC34_BIQUAD_BASE, 15),
788 	SOC_SINGLE("DMIC34 Biquad Switch", M98090_REG_DSP_FILTER_ENABLE,
789 		M98090_DMIC34BQEN_SHIFT, M98090_DMIC34BQEN_NUM - 1, 0),
790 
791 	SOC_SINGLE_TLV("DMIC34 BQ PreAttenuation Volume",
792 		M98090_REG_DMIC34_BQ_PREATTEN, M98090_AV34BQ_SHIFT,
793 		M98090_AV34BQ_NUM - 1, 1, max98090_dv_tlv),
794 };
795 
796 static int max98090_micinput_event(struct snd_soc_dapm_widget *w,
797 				 struct snd_kcontrol *kcontrol, int event)
798 {
799 	struct snd_soc_codec *codec = w->codec;
800 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
801 
802 	unsigned int val = snd_soc_read(codec, w->reg);
803 
804 	if (w->reg == M98090_REG_MIC1_INPUT_LEVEL)
805 		val = (val & M98090_MIC_PA1EN_MASK) >> M98090_MIC_PA1EN_SHIFT;
806 	else
807 		val = (val & M98090_MIC_PA2EN_MASK) >> M98090_MIC_PA2EN_SHIFT;
808 
809 
810 	if (val >= 1) {
811 		if (w->reg == M98090_REG_MIC1_INPUT_LEVEL) {
812 			max98090->pa1en = val - 1; /* Update for volatile */
813 		} else {
814 			max98090->pa2en = val - 1; /* Update for volatile */
815 		}
816 	}
817 
818 	switch (event) {
819 	case SND_SOC_DAPM_POST_PMU:
820 		/* If turning on, set to most recently selected volume */
821 		if (w->reg == M98090_REG_MIC1_INPUT_LEVEL)
822 			val = max98090->pa1en + 1;
823 		else
824 			val = max98090->pa2en + 1;
825 		break;
826 	case SND_SOC_DAPM_POST_PMD:
827 		/* If turning off, turn off */
828 		val = 0;
829 		break;
830 	default:
831 		return -EINVAL;
832 	}
833 
834 	if (w->reg == M98090_REG_MIC1_INPUT_LEVEL)
835 		snd_soc_update_bits(codec, w->reg, M98090_MIC_PA1EN_MASK,
836 			val << M98090_MIC_PA1EN_SHIFT);
837 	else
838 		snd_soc_update_bits(codec, w->reg, M98090_MIC_PA2EN_MASK,
839 			val << M98090_MIC_PA2EN_SHIFT);
840 
841 	return 0;
842 }
843 
844 static const char *mic1_mux_text[] = { "IN12", "IN56" };
845 
846 static const struct soc_enum mic1_mux_enum =
847 	SOC_ENUM_SINGLE(M98090_REG_INPUT_MODE, M98090_EXTMIC1_SHIFT,
848 		ARRAY_SIZE(mic1_mux_text), mic1_mux_text);
849 
850 static const struct snd_kcontrol_new max98090_mic1_mux =
851 	SOC_DAPM_ENUM("MIC1 Mux", mic1_mux_enum);
852 
853 static const char *mic2_mux_text[] = { "IN34", "IN56" };
854 
855 static const struct soc_enum mic2_mux_enum =
856 	SOC_ENUM_SINGLE(M98090_REG_INPUT_MODE, M98090_EXTMIC2_SHIFT,
857 		ARRAY_SIZE(mic2_mux_text), mic2_mux_text);
858 
859 static const struct snd_kcontrol_new max98090_mic2_mux =
860 	SOC_DAPM_ENUM("MIC2 Mux", mic2_mux_enum);
861 
862 static const char * max98090_micpre_text[] = { "Off", "On" };
863 
864 static const struct soc_enum max98090_pa1en_enum =
865 	SOC_ENUM_SINGLE(M98090_REG_MIC1_INPUT_LEVEL, M98090_MIC_PA1EN_SHIFT,
866 		ARRAY_SIZE(max98090_micpre_text), max98090_micpre_text);
867 
868 static const struct soc_enum max98090_pa2en_enum =
869 	SOC_ENUM_SINGLE(M98090_REG_MIC2_INPUT_LEVEL, M98090_MIC_PA2EN_SHIFT,
870 		ARRAY_SIZE(max98090_micpre_text), max98090_micpre_text);
871 
872 /* LINEA mixer switch */
873 static const struct snd_kcontrol_new max98090_linea_mixer_controls[] = {
874 	SOC_DAPM_SINGLE("IN1 Switch", M98090_REG_LINE_INPUT_CONFIG,
875 		M98090_IN1SEEN_SHIFT, 1, 0),
876 	SOC_DAPM_SINGLE("IN3 Switch", M98090_REG_LINE_INPUT_CONFIG,
877 		M98090_IN3SEEN_SHIFT, 1, 0),
878 	SOC_DAPM_SINGLE("IN5 Switch", M98090_REG_LINE_INPUT_CONFIG,
879 		M98090_IN5SEEN_SHIFT, 1, 0),
880 	SOC_DAPM_SINGLE("IN34 Switch", M98090_REG_LINE_INPUT_CONFIG,
881 		M98090_IN34DIFF_SHIFT, 1, 0),
882 };
883 
884 /* LINEB mixer switch */
885 static const struct snd_kcontrol_new max98090_lineb_mixer_controls[] = {
886 	SOC_DAPM_SINGLE("IN2 Switch", M98090_REG_LINE_INPUT_CONFIG,
887 		M98090_IN2SEEN_SHIFT, 1, 0),
888 	SOC_DAPM_SINGLE("IN4 Switch", M98090_REG_LINE_INPUT_CONFIG,
889 		M98090_IN4SEEN_SHIFT, 1, 0),
890 	SOC_DAPM_SINGLE("IN6 Switch", M98090_REG_LINE_INPUT_CONFIG,
891 		M98090_IN6SEEN_SHIFT, 1, 0),
892 	SOC_DAPM_SINGLE("IN56 Switch", M98090_REG_LINE_INPUT_CONFIG,
893 		M98090_IN56DIFF_SHIFT, 1, 0),
894 };
895 
896 /* Left ADC mixer switch */
897 static const struct snd_kcontrol_new max98090_left_adc_mixer_controls[] = {
898 	SOC_DAPM_SINGLE("IN12 Switch", M98090_REG_LEFT_ADC_MIXER,
899 		M98090_MIXADL_IN12DIFF_SHIFT, 1, 0),
900 	SOC_DAPM_SINGLE("IN34 Switch", M98090_REG_LEFT_ADC_MIXER,
901 		M98090_MIXADL_IN34DIFF_SHIFT, 1, 0),
902 	SOC_DAPM_SINGLE("IN56 Switch", M98090_REG_LEFT_ADC_MIXER,
903 		M98090_MIXADL_IN65DIFF_SHIFT, 1, 0),
904 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LEFT_ADC_MIXER,
905 		M98090_MIXADL_LINEA_SHIFT, 1, 0),
906 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LEFT_ADC_MIXER,
907 		M98090_MIXADL_LINEB_SHIFT, 1, 0),
908 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LEFT_ADC_MIXER,
909 		M98090_MIXADL_MIC1_SHIFT, 1, 0),
910 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LEFT_ADC_MIXER,
911 		M98090_MIXADL_MIC2_SHIFT, 1, 0),
912 };
913 
914 /* Right ADC mixer switch */
915 static const struct snd_kcontrol_new max98090_right_adc_mixer_controls[] = {
916 	SOC_DAPM_SINGLE("IN12 Switch", M98090_REG_RIGHT_ADC_MIXER,
917 		M98090_MIXADR_IN12DIFF_SHIFT, 1, 0),
918 	SOC_DAPM_SINGLE("IN34 Switch", M98090_REG_RIGHT_ADC_MIXER,
919 		M98090_MIXADR_IN34DIFF_SHIFT, 1, 0),
920 	SOC_DAPM_SINGLE("IN56 Switch", M98090_REG_RIGHT_ADC_MIXER,
921 		M98090_MIXADR_IN65DIFF_SHIFT, 1, 0),
922 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RIGHT_ADC_MIXER,
923 		M98090_MIXADR_LINEA_SHIFT, 1, 0),
924 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RIGHT_ADC_MIXER,
925 		M98090_MIXADR_LINEB_SHIFT, 1, 0),
926 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RIGHT_ADC_MIXER,
927 		M98090_MIXADR_MIC1_SHIFT, 1, 0),
928 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RIGHT_ADC_MIXER,
929 		M98090_MIXADR_MIC2_SHIFT, 1, 0),
930 };
931 
932 static const char *lten_mux_text[] = { "Normal", "Loopthrough" };
933 
934 static const struct soc_enum ltenl_mux_enum =
935 	SOC_ENUM_SINGLE(M98090_REG_IO_CONFIGURATION, M98090_LTEN_SHIFT,
936 		ARRAY_SIZE(lten_mux_text), lten_mux_text);
937 
938 static const struct soc_enum ltenr_mux_enum =
939 	SOC_ENUM_SINGLE(M98090_REG_IO_CONFIGURATION, M98090_LTEN_SHIFT,
940 		ARRAY_SIZE(lten_mux_text), lten_mux_text);
941 
942 static const struct snd_kcontrol_new max98090_ltenl_mux =
943 	SOC_DAPM_ENUM("LTENL Mux", ltenl_mux_enum);
944 
945 static const struct snd_kcontrol_new max98090_ltenr_mux =
946 	SOC_DAPM_ENUM("LTENR Mux", ltenr_mux_enum);
947 
948 static const char *lben_mux_text[] = { "Normal", "Loopback" };
949 
950 static const struct soc_enum lbenl_mux_enum =
951 	SOC_ENUM_SINGLE(M98090_REG_IO_CONFIGURATION, M98090_LBEN_SHIFT,
952 		ARRAY_SIZE(lben_mux_text), lben_mux_text);
953 
954 static const struct soc_enum lbenr_mux_enum =
955 	SOC_ENUM_SINGLE(M98090_REG_IO_CONFIGURATION, M98090_LBEN_SHIFT,
956 		ARRAY_SIZE(lben_mux_text), lben_mux_text);
957 
958 static const struct snd_kcontrol_new max98090_lbenl_mux =
959 	SOC_DAPM_ENUM("LBENL Mux", lbenl_mux_enum);
960 
961 static const struct snd_kcontrol_new max98090_lbenr_mux =
962 	SOC_DAPM_ENUM("LBENR Mux", lbenr_mux_enum);
963 
964 static const char *stenl_mux_text[] = { "Normal", "Sidetone Left" };
965 
966 static const char *stenr_mux_text[] = { "Normal", "Sidetone Right" };
967 
968 static const struct soc_enum stenl_mux_enum =
969 	SOC_ENUM_SINGLE(M98090_REG_ADC_SIDETONE, M98090_DSTSL_SHIFT,
970 		ARRAY_SIZE(stenl_mux_text), stenl_mux_text);
971 
972 static const struct soc_enum stenr_mux_enum =
973 	SOC_ENUM_SINGLE(M98090_REG_ADC_SIDETONE, M98090_DSTSR_SHIFT,
974 		ARRAY_SIZE(stenr_mux_text), stenr_mux_text);
975 
976 static const struct snd_kcontrol_new max98090_stenl_mux =
977 	SOC_DAPM_ENUM("STENL Mux", stenl_mux_enum);
978 
979 static const struct snd_kcontrol_new max98090_stenr_mux =
980 	SOC_DAPM_ENUM("STENR Mux", stenr_mux_enum);
981 
982 /* Left speaker mixer switch */
983 static const struct
984 	snd_kcontrol_new max98090_left_speaker_mixer_controls[] = {
985 	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_LEFT_SPK_MIXER,
986 		M98090_MIXSPL_DACL_SHIFT, 1, 0),
987 	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_LEFT_SPK_MIXER,
988 		M98090_MIXSPL_DACR_SHIFT, 1, 0),
989 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LEFT_SPK_MIXER,
990 		M98090_MIXSPL_LINEA_SHIFT, 1, 0),
991 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LEFT_SPK_MIXER,
992 		M98090_MIXSPL_LINEB_SHIFT, 1, 0),
993 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LEFT_SPK_MIXER,
994 		M98090_MIXSPL_MIC1_SHIFT, 1, 0),
995 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LEFT_SPK_MIXER,
996 		M98090_MIXSPL_MIC2_SHIFT, 1, 0),
997 };
998 
999 /* Right speaker mixer switch */
1000 static const struct
1001 	snd_kcontrol_new max98090_right_speaker_mixer_controls[] = {
1002 	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_RIGHT_SPK_MIXER,
1003 		M98090_MIXSPR_DACL_SHIFT, 1, 0),
1004 	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_RIGHT_SPK_MIXER,
1005 		M98090_MIXSPR_DACR_SHIFT, 1, 0),
1006 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RIGHT_SPK_MIXER,
1007 		M98090_MIXSPR_LINEA_SHIFT, 1, 0),
1008 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RIGHT_SPK_MIXER,
1009 		M98090_MIXSPR_LINEB_SHIFT, 1, 0),
1010 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RIGHT_SPK_MIXER,
1011 		M98090_MIXSPR_MIC1_SHIFT, 1, 0),
1012 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RIGHT_SPK_MIXER,
1013 		M98090_MIXSPR_MIC2_SHIFT, 1, 0),
1014 };
1015 
1016 /* Left headphone mixer switch */
1017 static const struct snd_kcontrol_new max98090_left_hp_mixer_controls[] = {
1018 	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_LEFT_HP_MIXER,
1019 		M98090_MIXHPL_DACL_SHIFT, 1, 0),
1020 	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_LEFT_HP_MIXER,
1021 		M98090_MIXHPL_DACR_SHIFT, 1, 0),
1022 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LEFT_HP_MIXER,
1023 		M98090_MIXHPL_LINEA_SHIFT, 1, 0),
1024 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LEFT_HP_MIXER,
1025 		M98090_MIXHPL_LINEB_SHIFT, 1, 0),
1026 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LEFT_HP_MIXER,
1027 		M98090_MIXHPL_MIC1_SHIFT, 1, 0),
1028 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LEFT_HP_MIXER,
1029 		M98090_MIXHPL_MIC2_SHIFT, 1, 0),
1030 };
1031 
1032 /* Right headphone mixer switch */
1033 static const struct snd_kcontrol_new max98090_right_hp_mixer_controls[] = {
1034 	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_RIGHT_HP_MIXER,
1035 		M98090_MIXHPR_DACL_SHIFT, 1, 0),
1036 	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_RIGHT_HP_MIXER,
1037 		M98090_MIXHPR_DACR_SHIFT, 1, 0),
1038 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RIGHT_HP_MIXER,
1039 		M98090_MIXHPR_LINEA_SHIFT, 1, 0),
1040 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RIGHT_HP_MIXER,
1041 		M98090_MIXHPR_LINEB_SHIFT, 1, 0),
1042 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RIGHT_HP_MIXER,
1043 		M98090_MIXHPR_MIC1_SHIFT, 1, 0),
1044 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RIGHT_HP_MIXER,
1045 		M98090_MIXHPR_MIC2_SHIFT, 1, 0),
1046 };
1047 
1048 /* Left receiver mixer switch */
1049 static const struct snd_kcontrol_new max98090_left_rcv_mixer_controls[] = {
1050 	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_RCV_LOUTL_MIXER,
1051 		M98090_MIXRCVL_DACL_SHIFT, 1, 0),
1052 	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_RCV_LOUTL_MIXER,
1053 		M98090_MIXRCVL_DACR_SHIFT, 1, 0),
1054 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RCV_LOUTL_MIXER,
1055 		M98090_MIXRCVL_LINEA_SHIFT, 1, 0),
1056 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RCV_LOUTL_MIXER,
1057 		M98090_MIXRCVL_LINEB_SHIFT, 1, 0),
1058 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RCV_LOUTL_MIXER,
1059 		M98090_MIXRCVL_MIC1_SHIFT, 1, 0),
1060 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RCV_LOUTL_MIXER,
1061 		M98090_MIXRCVL_MIC2_SHIFT, 1, 0),
1062 };
1063 
1064 /* Right receiver mixer switch */
1065 static const struct snd_kcontrol_new max98090_right_rcv_mixer_controls[] = {
1066 	SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_LOUTR_MIXER,
1067 		M98090_MIXRCVR_DACL_SHIFT, 1, 0),
1068 	SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_LOUTR_MIXER,
1069 		M98090_MIXRCVR_DACR_SHIFT, 1, 0),
1070 	SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LOUTR_MIXER,
1071 		M98090_MIXRCVR_LINEA_SHIFT, 1, 0),
1072 	SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LOUTR_MIXER,
1073 		M98090_MIXRCVR_LINEB_SHIFT, 1, 0),
1074 	SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LOUTR_MIXER,
1075 		M98090_MIXRCVR_MIC1_SHIFT, 1, 0),
1076 	SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LOUTR_MIXER,
1077 		M98090_MIXRCVR_MIC2_SHIFT, 1, 0),
1078 };
1079 
1080 static const char *linmod_mux_text[] = { "Left Only", "Left and Right" };
1081 
1082 static const struct soc_enum linmod_mux_enum =
1083 	SOC_ENUM_SINGLE(M98090_REG_LOUTR_MIXER, M98090_LINMOD_SHIFT,
1084 		ARRAY_SIZE(linmod_mux_text), linmod_mux_text);
1085 
1086 static const struct snd_kcontrol_new max98090_linmod_mux =
1087 	SOC_DAPM_ENUM("LINMOD Mux", linmod_mux_enum);
1088 
1089 static const char *mixhpsel_mux_text[] = { "DAC Only", "HP Mixer" };
1090 
1091 /*
1092  * This is a mux as it selects the HP output, but to DAPM it is a Mixer enable
1093  */
1094 static const struct soc_enum mixhplsel_mux_enum =
1095 	SOC_ENUM_SINGLE(M98090_REG_HP_CONTROL, M98090_MIXHPLSEL_SHIFT,
1096 		ARRAY_SIZE(mixhpsel_mux_text), mixhpsel_mux_text);
1097 
1098 static const struct snd_kcontrol_new max98090_mixhplsel_mux =
1099 	SOC_DAPM_ENUM("MIXHPLSEL Mux", mixhplsel_mux_enum);
1100 
1101 static const struct soc_enum mixhprsel_mux_enum =
1102 	SOC_ENUM_SINGLE(M98090_REG_HP_CONTROL, M98090_MIXHPRSEL_SHIFT,
1103 		ARRAY_SIZE(mixhpsel_mux_text), mixhpsel_mux_text);
1104 
1105 static const struct snd_kcontrol_new max98090_mixhprsel_mux =
1106 	SOC_DAPM_ENUM("MIXHPRSEL Mux", mixhprsel_mux_enum);
1107 
1108 static const struct snd_soc_dapm_widget max98090_dapm_widgets[] = {
1109 
1110 	SND_SOC_DAPM_INPUT("MIC1"),
1111 	SND_SOC_DAPM_INPUT("MIC2"),
1112 	SND_SOC_DAPM_INPUT("DMICL"),
1113 	SND_SOC_DAPM_INPUT("DMICR"),
1114 	SND_SOC_DAPM_INPUT("IN1"),
1115 	SND_SOC_DAPM_INPUT("IN2"),
1116 	SND_SOC_DAPM_INPUT("IN3"),
1117 	SND_SOC_DAPM_INPUT("IN4"),
1118 	SND_SOC_DAPM_INPUT("IN5"),
1119 	SND_SOC_DAPM_INPUT("IN6"),
1120 	SND_SOC_DAPM_INPUT("IN12"),
1121 	SND_SOC_DAPM_INPUT("IN34"),
1122 	SND_SOC_DAPM_INPUT("IN56"),
1123 
1124 	SND_SOC_DAPM_SUPPLY("MICBIAS", M98090_REG_INPUT_ENABLE,
1125 		M98090_MBEN_SHIFT, 0, NULL, 0),
1126 	SND_SOC_DAPM_SUPPLY("SHDN", M98090_REG_DEVICE_SHUTDOWN,
1127 		M98090_SHDNN_SHIFT, 0, NULL, 0),
1128 	SND_SOC_DAPM_SUPPLY("SDIEN", M98090_REG_IO_CONFIGURATION,
1129 		M98090_SDIEN_SHIFT, 0, NULL, 0),
1130 	SND_SOC_DAPM_SUPPLY("SDOEN", M98090_REG_IO_CONFIGURATION,
1131 		M98090_SDOEN_SHIFT, 0, NULL, 0),
1132 	SND_SOC_DAPM_SUPPLY("DMICL_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1133 		 M98090_DIGMICL_SHIFT, 0, NULL, 0),
1134 	SND_SOC_DAPM_SUPPLY("DMICR_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1135 		 M98090_DIGMICR_SHIFT, 0, NULL, 0),
1136 	SND_SOC_DAPM_SUPPLY("AHPF", M98090_REG_FILTER_CONFIG,
1137 		M98090_AHPF_SHIFT, 0, NULL, 0),
1138 
1139 /*
1140  * Note: Sysclk and misc power supplies are taken care of by SHDN
1141  */
1142 
1143 	SND_SOC_DAPM_MUX("MIC1 Mux", SND_SOC_NOPM,
1144 		0, 0, &max98090_mic1_mux),
1145 
1146 	SND_SOC_DAPM_MUX("MIC2 Mux", SND_SOC_NOPM,
1147 		0, 0, &max98090_mic2_mux),
1148 
1149 	SND_SOC_DAPM_PGA_E("MIC1 Input", M98090_REG_MIC1_INPUT_LEVEL,
1150 		M98090_MIC_PA1EN_SHIFT, 0, NULL, 0, max98090_micinput_event,
1151 		SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1152 
1153 	SND_SOC_DAPM_PGA_E("MIC2 Input", M98090_REG_MIC2_INPUT_LEVEL,
1154 		M98090_MIC_PA2EN_SHIFT, 0, NULL, 0, max98090_micinput_event,
1155 		SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1156 
1157 	SND_SOC_DAPM_MIXER("LINEA Mixer", SND_SOC_NOPM, 0, 0,
1158 		&max98090_linea_mixer_controls[0],
1159 		ARRAY_SIZE(max98090_linea_mixer_controls)),
1160 
1161 	SND_SOC_DAPM_MIXER("LINEB Mixer", SND_SOC_NOPM, 0, 0,
1162 		&max98090_lineb_mixer_controls[0],
1163 		ARRAY_SIZE(max98090_lineb_mixer_controls)),
1164 
1165 	SND_SOC_DAPM_PGA("LINEA Input", M98090_REG_INPUT_ENABLE,
1166 		M98090_LINEAEN_SHIFT, 0, NULL, 0),
1167 	SND_SOC_DAPM_PGA("LINEB Input", M98090_REG_INPUT_ENABLE,
1168 		M98090_LINEBEN_SHIFT, 0, NULL, 0),
1169 
1170 	SND_SOC_DAPM_MIXER("Left ADC Mixer", SND_SOC_NOPM, 0, 0,
1171 		&max98090_left_adc_mixer_controls[0],
1172 		ARRAY_SIZE(max98090_left_adc_mixer_controls)),
1173 
1174 	SND_SOC_DAPM_MIXER("Right ADC Mixer", SND_SOC_NOPM, 0, 0,
1175 		&max98090_right_adc_mixer_controls[0],
1176 		ARRAY_SIZE(max98090_right_adc_mixer_controls)),
1177 
1178 	SND_SOC_DAPM_ADC("ADCL", NULL, M98090_REG_INPUT_ENABLE,
1179 		M98090_ADLEN_SHIFT, 0),
1180 	SND_SOC_DAPM_ADC("ADCR", NULL, M98090_REG_INPUT_ENABLE,
1181 		M98090_ADREN_SHIFT, 0),
1182 
1183 	SND_SOC_DAPM_AIF_OUT("AIFOUTL", "HiFi Capture", 0,
1184 		SND_SOC_NOPM, 0, 0),
1185 	SND_SOC_DAPM_AIF_OUT("AIFOUTR", "HiFi Capture", 1,
1186 		SND_SOC_NOPM, 0, 0),
1187 
1188 	SND_SOC_DAPM_MUX("LBENL Mux", SND_SOC_NOPM,
1189 		0, 0, &max98090_lbenl_mux),
1190 
1191 	SND_SOC_DAPM_MUX("LBENR Mux", SND_SOC_NOPM,
1192 		0, 0, &max98090_lbenr_mux),
1193 
1194 	SND_SOC_DAPM_MUX("LTENL Mux", SND_SOC_NOPM,
1195 		0, 0, &max98090_ltenl_mux),
1196 
1197 	SND_SOC_DAPM_MUX("LTENR Mux", SND_SOC_NOPM,
1198 		0, 0, &max98090_ltenr_mux),
1199 
1200 	SND_SOC_DAPM_MUX("STENL Mux", SND_SOC_NOPM,
1201 		0, 0, &max98090_stenl_mux),
1202 
1203 	SND_SOC_DAPM_MUX("STENR Mux", SND_SOC_NOPM,
1204 		0, 0, &max98090_stenr_mux),
1205 
1206 	SND_SOC_DAPM_AIF_IN("AIFINL", "HiFi Playback", 0, SND_SOC_NOPM, 0, 0),
1207 	SND_SOC_DAPM_AIF_IN("AIFINR", "HiFi Playback", 1, SND_SOC_NOPM, 0, 0),
1208 
1209 	SND_SOC_DAPM_DAC("DACL", NULL, M98090_REG_OUTPUT_ENABLE,
1210 		M98090_DALEN_SHIFT, 0),
1211 	SND_SOC_DAPM_DAC("DACR", NULL, M98090_REG_OUTPUT_ENABLE,
1212 		M98090_DAREN_SHIFT, 0),
1213 
1214 	SND_SOC_DAPM_MIXER("Left Headphone Mixer", SND_SOC_NOPM, 0, 0,
1215 		&max98090_left_hp_mixer_controls[0],
1216 		ARRAY_SIZE(max98090_left_hp_mixer_controls)),
1217 
1218 	SND_SOC_DAPM_MIXER("Right Headphone Mixer", SND_SOC_NOPM, 0, 0,
1219 		&max98090_right_hp_mixer_controls[0],
1220 		ARRAY_SIZE(max98090_right_hp_mixer_controls)),
1221 
1222 	SND_SOC_DAPM_MIXER("Left Speaker Mixer", SND_SOC_NOPM, 0, 0,
1223 		&max98090_left_speaker_mixer_controls[0],
1224 		ARRAY_SIZE(max98090_left_speaker_mixer_controls)),
1225 
1226 	SND_SOC_DAPM_MIXER("Right Speaker Mixer", SND_SOC_NOPM, 0, 0,
1227 		&max98090_right_speaker_mixer_controls[0],
1228 		ARRAY_SIZE(max98090_right_speaker_mixer_controls)),
1229 
1230 	SND_SOC_DAPM_MIXER("Left Receiver Mixer", SND_SOC_NOPM, 0, 0,
1231 		&max98090_left_rcv_mixer_controls[0],
1232 		ARRAY_SIZE(max98090_left_rcv_mixer_controls)),
1233 
1234 	SND_SOC_DAPM_MIXER("Right Receiver Mixer", SND_SOC_NOPM, 0, 0,
1235 		&max98090_right_rcv_mixer_controls[0],
1236 		ARRAY_SIZE(max98090_right_rcv_mixer_controls)),
1237 
1238 	SND_SOC_DAPM_MUX("LINMOD Mux", M98090_REG_LOUTR_MIXER,
1239 		M98090_LINMOD_SHIFT, 0, &max98090_linmod_mux),
1240 
1241 	SND_SOC_DAPM_MUX("MIXHPLSEL Mux", M98090_REG_HP_CONTROL,
1242 		M98090_MIXHPLSEL_SHIFT, 0, &max98090_mixhplsel_mux),
1243 
1244 	SND_SOC_DAPM_MUX("MIXHPRSEL Mux", M98090_REG_HP_CONTROL,
1245 		M98090_MIXHPRSEL_SHIFT, 0, &max98090_mixhprsel_mux),
1246 
1247 	SND_SOC_DAPM_PGA("HP Left Out", M98090_REG_OUTPUT_ENABLE,
1248 		M98090_HPLEN_SHIFT, 0, NULL, 0),
1249 	SND_SOC_DAPM_PGA("HP Right Out", M98090_REG_OUTPUT_ENABLE,
1250 		M98090_HPREN_SHIFT, 0, NULL, 0),
1251 
1252 	SND_SOC_DAPM_PGA("SPK Left Out", M98090_REG_OUTPUT_ENABLE,
1253 		M98090_SPLEN_SHIFT, 0, NULL, 0),
1254 	SND_SOC_DAPM_PGA("SPK Right Out", M98090_REG_OUTPUT_ENABLE,
1255 		M98090_SPREN_SHIFT, 0, NULL, 0),
1256 
1257 	SND_SOC_DAPM_PGA("RCV Left Out", M98090_REG_OUTPUT_ENABLE,
1258 		M98090_RCVLEN_SHIFT, 0, NULL, 0),
1259 	SND_SOC_DAPM_PGA("RCV Right Out", M98090_REG_OUTPUT_ENABLE,
1260 		M98090_RCVREN_SHIFT, 0, NULL, 0),
1261 
1262 	SND_SOC_DAPM_OUTPUT("HPL"),
1263 	SND_SOC_DAPM_OUTPUT("HPR"),
1264 	SND_SOC_DAPM_OUTPUT("SPKL"),
1265 	SND_SOC_DAPM_OUTPUT("SPKR"),
1266 	SND_SOC_DAPM_OUTPUT("RCVL"),
1267 	SND_SOC_DAPM_OUTPUT("RCVR"),
1268 };
1269 
1270 static const struct snd_soc_dapm_widget max98091_dapm_widgets[] = {
1271 
1272 	SND_SOC_DAPM_INPUT("DMIC3"),
1273 	SND_SOC_DAPM_INPUT("DMIC4"),
1274 
1275 	SND_SOC_DAPM_SUPPLY("DMIC3_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1276 		 M98090_DIGMIC3_SHIFT, 0, NULL, 0),
1277 	SND_SOC_DAPM_SUPPLY("DMIC4_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1278 		 M98090_DIGMIC4_SHIFT, 0, NULL, 0),
1279 };
1280 
1281 static const struct snd_soc_dapm_route max98090_dapm_routes[] = {
1282 
1283 	{"MIC1 Input", NULL, "MIC1"},
1284 	{"MIC2 Input", NULL, "MIC2"},
1285 
1286 	{"DMICL", NULL, "DMICL_ENA"},
1287 	{"DMICR", NULL, "DMICR_ENA"},
1288 	{"DMICL", NULL, "AHPF"},
1289 	{"DMICR", NULL, "AHPF"},
1290 
1291 	/* MIC1 input mux */
1292 	{"MIC1 Mux", "IN12", "IN12"},
1293 	{"MIC1 Mux", "IN56", "IN56"},
1294 
1295 	/* MIC2 input mux */
1296 	{"MIC2 Mux", "IN34", "IN34"},
1297 	{"MIC2 Mux", "IN56", "IN56"},
1298 
1299 	{"MIC1 Input", NULL, "MIC1 Mux"},
1300 	{"MIC2 Input", NULL, "MIC2 Mux"},
1301 
1302 	/* Left ADC input mixer */
1303 	{"Left ADC Mixer", "IN12 Switch", "IN12"},
1304 	{"Left ADC Mixer", "IN34 Switch", "IN34"},
1305 	{"Left ADC Mixer", "IN56 Switch", "IN56"},
1306 	{"Left ADC Mixer", "LINEA Switch", "LINEA Input"},
1307 	{"Left ADC Mixer", "LINEB Switch", "LINEB Input"},
1308 	{"Left ADC Mixer", "MIC1 Switch", "MIC1 Input"},
1309 	{"Left ADC Mixer", "MIC2 Switch", "MIC2 Input"},
1310 
1311 	/* Right ADC input mixer */
1312 	{"Right ADC Mixer", "IN12 Switch", "IN12"},
1313 	{"Right ADC Mixer", "IN34 Switch", "IN34"},
1314 	{"Right ADC Mixer", "IN56 Switch", "IN56"},
1315 	{"Right ADC Mixer", "LINEA Switch", "LINEA Input"},
1316 	{"Right ADC Mixer", "LINEB Switch", "LINEB Input"},
1317 	{"Right ADC Mixer", "MIC1 Switch", "MIC1 Input"},
1318 	{"Right ADC Mixer", "MIC2 Switch", "MIC2 Input"},
1319 
1320 	/* Line A input mixer */
1321 	{"LINEA Mixer", "IN1 Switch", "IN1"},
1322 	{"LINEA Mixer", "IN3 Switch", "IN3"},
1323 	{"LINEA Mixer", "IN5 Switch", "IN5"},
1324 	{"LINEA Mixer", "IN34 Switch", "IN34"},
1325 
1326 	/* Line B input mixer */
1327 	{"LINEB Mixer", "IN2 Switch", "IN2"},
1328 	{"LINEB Mixer", "IN4 Switch", "IN4"},
1329 	{"LINEB Mixer", "IN6 Switch", "IN6"},
1330 	{"LINEB Mixer", "IN56 Switch", "IN56"},
1331 
1332 	{"LINEA Input", NULL, "LINEA Mixer"},
1333 	{"LINEB Input", NULL, "LINEB Mixer"},
1334 
1335 	/* Inputs */
1336 	{"ADCL", NULL, "Left ADC Mixer"},
1337 	{"ADCR", NULL, "Right ADC Mixer"},
1338 	{"ADCL", NULL, "SHDN"},
1339 	{"ADCR", NULL, "SHDN"},
1340 
1341 	{"LBENL Mux", "Normal", "ADCL"},
1342 	{"LBENL Mux", "Normal", "DMICL"},
1343 	{"LBENL Mux", "Loopback", "LTENL Mux"},
1344 	{"LBENR Mux", "Normal", "ADCR"},
1345 	{"LBENR Mux", "Normal", "DMICR"},
1346 	{"LBENR Mux", "Loopback", "LTENR Mux"},
1347 
1348 	{"AIFOUTL", NULL, "LBENL Mux"},
1349 	{"AIFOUTR", NULL, "LBENR Mux"},
1350 	{"AIFOUTL", NULL, "SHDN"},
1351 	{"AIFOUTR", NULL, "SHDN"},
1352 	{"AIFOUTL", NULL, "SDOEN"},
1353 	{"AIFOUTR", NULL, "SDOEN"},
1354 
1355 	{"LTENL Mux", "Normal", "AIFINL"},
1356 	{"LTENL Mux", "Loopthrough", "LBENL Mux"},
1357 	{"LTENR Mux", "Normal", "AIFINR"},
1358 	{"LTENR Mux", "Loopthrough", "LBENR Mux"},
1359 
1360 	{"DACL", NULL, "LTENL Mux"},
1361 	{"DACR", NULL, "LTENR Mux"},
1362 
1363 	{"STENL Mux", "Sidetone Left", "ADCL"},
1364 	{"STENL Mux", "Sidetone Left", "DMICL"},
1365 	{"STENR Mux", "Sidetone Right", "ADCR"},
1366 	{"STENR Mux", "Sidetone Right", "DMICR"},
1367 	{"DACL", "NULL", "STENL Mux"},
1368 	{"DACR", "NULL", "STENL Mux"},
1369 
1370 	{"AIFINL", NULL, "SHDN"},
1371 	{"AIFINR", NULL, "SHDN"},
1372 	{"AIFINL", NULL, "SDIEN"},
1373 	{"AIFINR", NULL, "SDIEN"},
1374 	{"DACL", NULL, "SHDN"},
1375 	{"DACR", NULL, "SHDN"},
1376 
1377 	/* Left headphone output mixer */
1378 	{"Left Headphone Mixer", "Left DAC Switch", "DACL"},
1379 	{"Left Headphone Mixer", "Right DAC Switch", "DACR"},
1380 	{"Left Headphone Mixer", "MIC1 Switch", "MIC1 Input"},
1381 	{"Left Headphone Mixer", "MIC2 Switch", "MIC2 Input"},
1382 	{"Left Headphone Mixer", "LINEA Switch", "LINEA Input"},
1383 	{"Left Headphone Mixer", "LINEB Switch", "LINEB Input"},
1384 
1385 	/* Right headphone output mixer */
1386 	{"Right Headphone Mixer", "Left DAC Switch", "DACL"},
1387 	{"Right Headphone Mixer", "Right DAC Switch", "DACR"},
1388 	{"Right Headphone Mixer", "MIC1 Switch", "MIC1 Input"},
1389 	{"Right Headphone Mixer", "MIC2 Switch", "MIC2 Input"},
1390 	{"Right Headphone Mixer", "LINEA Switch", "LINEA Input"},
1391 	{"Right Headphone Mixer", "LINEB Switch", "LINEB Input"},
1392 
1393 	/* Left speaker output mixer */
1394 	{"Left Speaker Mixer", "Left DAC Switch", "DACL"},
1395 	{"Left Speaker Mixer", "Right DAC Switch", "DACR"},
1396 	{"Left Speaker Mixer", "MIC1 Switch", "MIC1 Input"},
1397 	{"Left Speaker Mixer", "MIC2 Switch", "MIC2 Input"},
1398 	{"Left Speaker Mixer", "LINEA Switch", "LINEA Input"},
1399 	{"Left Speaker Mixer", "LINEB Switch", "LINEB Input"},
1400 
1401 	/* Right speaker output mixer */
1402 	{"Right Speaker Mixer", "Left DAC Switch", "DACL"},
1403 	{"Right Speaker Mixer", "Right DAC Switch", "DACR"},
1404 	{"Right Speaker Mixer", "MIC1 Switch", "MIC1 Input"},
1405 	{"Right Speaker Mixer", "MIC2 Switch", "MIC2 Input"},
1406 	{"Right Speaker Mixer", "LINEA Switch", "LINEA Input"},
1407 	{"Right Speaker Mixer", "LINEB Switch", "LINEB Input"},
1408 
1409 	/* Left Receiver output mixer */
1410 	{"Left Receiver Mixer", "Left DAC Switch", "DACL"},
1411 	{"Left Receiver Mixer", "Right DAC Switch", "DACR"},
1412 	{"Left Receiver Mixer", "MIC1 Switch", "MIC1 Input"},
1413 	{"Left Receiver Mixer", "MIC2 Switch", "MIC2 Input"},
1414 	{"Left Receiver Mixer", "LINEA Switch", "LINEA Input"},
1415 	{"Left Receiver Mixer", "LINEB Switch", "LINEB Input"},
1416 
1417 	/* Right Receiver output mixer */
1418 	{"Right Receiver Mixer", "Left DAC Switch", "DACL"},
1419 	{"Right Receiver Mixer", "Right DAC Switch", "DACR"},
1420 	{"Right Receiver Mixer", "MIC1 Switch", "MIC1 Input"},
1421 	{"Right Receiver Mixer", "MIC2 Switch", "MIC2 Input"},
1422 	{"Right Receiver Mixer", "LINEA Switch", "LINEA Input"},
1423 	{"Right Receiver Mixer", "LINEB Switch", "LINEB Input"},
1424 
1425 	{"MIXHPLSEL Mux", "HP Mixer", "Left Headphone Mixer"},
1426 
1427 	/*
1428 	 * Disable this for lowest power if bypassing
1429 	 * the DAC with an analog signal
1430 	 */
1431 	{"HP Left Out", NULL, "DACL"},
1432 	{"HP Left Out", NULL, "MIXHPLSEL Mux"},
1433 
1434 	{"MIXHPRSEL Mux", "HP Mixer", "Right Headphone Mixer"},
1435 
1436 	/*
1437 	 * Disable this for lowest power if bypassing
1438 	 * the DAC with an analog signal
1439 	 */
1440 	{"HP Right Out", NULL, "DACR"},
1441 	{"HP Right Out", NULL, "MIXHPRSEL Mux"},
1442 
1443 	{"SPK Left Out", NULL, "Left Speaker Mixer"},
1444 	{"SPK Right Out", NULL, "Right Speaker Mixer"},
1445 	{"RCV Left Out", NULL, "Left Receiver Mixer"},
1446 
1447 	{"LINMOD Mux", "Left and Right", "Right Receiver Mixer"},
1448 	{"LINMOD Mux", "Left Only",  "Left Receiver Mixer"},
1449 	{"RCV Right Out", NULL, "LINMOD Mux"},
1450 
1451 	{"HPL", NULL, "HP Left Out"},
1452 	{"HPR", NULL, "HP Right Out"},
1453 	{"SPKL", NULL, "SPK Left Out"},
1454 	{"SPKR", NULL, "SPK Right Out"},
1455 	{"RCVL", NULL, "RCV Left Out"},
1456 	{"RCVR", NULL, "RCV Right Out"},
1457 
1458 };
1459 
1460 static const struct snd_soc_dapm_route max98091_dapm_routes[] = {
1461 
1462 	/* DMIC inputs */
1463 	{"DMIC3", NULL, "DMIC3_ENA"},
1464 	{"DMIC4", NULL, "DMIC4_ENA"},
1465 	{"DMIC3", NULL, "AHPF"},
1466 	{"DMIC4", NULL, "AHPF"},
1467 
1468 };
1469 
1470 static int max98090_add_widgets(struct snd_soc_codec *codec)
1471 {
1472 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
1473 	struct snd_soc_dapm_context *dapm = &codec->dapm;
1474 
1475 	snd_soc_add_codec_controls(codec, max98090_snd_controls,
1476 		ARRAY_SIZE(max98090_snd_controls));
1477 
1478 	if (max98090->devtype == MAX98091) {
1479 		snd_soc_add_codec_controls(codec, max98091_snd_controls,
1480 			ARRAY_SIZE(max98091_snd_controls));
1481 	}
1482 
1483 	snd_soc_dapm_new_controls(dapm, max98090_dapm_widgets,
1484 		ARRAY_SIZE(max98090_dapm_widgets));
1485 
1486 	snd_soc_dapm_add_routes(dapm, max98090_dapm_routes,
1487 		ARRAY_SIZE(max98090_dapm_routes));
1488 
1489 	if (max98090->devtype == MAX98091) {
1490 		snd_soc_dapm_new_controls(dapm, max98091_dapm_widgets,
1491 			ARRAY_SIZE(max98091_dapm_widgets));
1492 
1493 		snd_soc_dapm_add_routes(dapm, max98091_dapm_routes,
1494 			ARRAY_SIZE(max98091_dapm_routes));
1495 
1496 	}
1497 
1498 	return 0;
1499 }
1500 
1501 static const int pclk_rates[] = {
1502 	12000000, 12000000, 13000000, 13000000,
1503 	16000000, 16000000, 19200000, 19200000
1504 };
1505 
1506 static const int lrclk_rates[] = {
1507 	8000, 16000, 8000, 16000,
1508 	8000, 16000, 8000, 16000
1509 };
1510 
1511 static const int user_pclk_rates[] = {
1512 	13000000, 13000000
1513 };
1514 
1515 static const int user_lrclk_rates[] = {
1516 	44100, 48000
1517 };
1518 
1519 static const unsigned long long ni_value[] = {
1520 	3528, 768
1521 };
1522 
1523 static const unsigned long long mi_value[] = {
1524 	8125, 1625
1525 };
1526 
1527 static void max98090_configure_bclk(struct snd_soc_codec *codec)
1528 {
1529 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
1530 	unsigned long long ni;
1531 	int i;
1532 
1533 	if (!max98090->sysclk) {
1534 		dev_err(codec->dev, "No SYSCLK configured\n");
1535 		return;
1536 	}
1537 
1538 	if (!max98090->bclk || !max98090->lrclk) {
1539 		dev_err(codec->dev, "No audio clocks configured\n");
1540 		return;
1541 	}
1542 
1543 	/* Skip configuration when operating as slave */
1544 	if (!(snd_soc_read(codec, M98090_REG_MASTER_MODE) &
1545 		M98090_MAS_MASK)) {
1546 		return;
1547 	}
1548 
1549 	/* Check for supported PCLK to LRCLK ratios */
1550 	for (i = 0; i < ARRAY_SIZE(pclk_rates); i++) {
1551 		if ((pclk_rates[i] == max98090->sysclk) &&
1552 			(lrclk_rates[i] == max98090->lrclk)) {
1553 			dev_dbg(codec->dev,
1554 				"Found supported PCLK to LRCLK rates 0x%x\n",
1555 				i + 0x8);
1556 
1557 			snd_soc_update_bits(codec, M98090_REG_CLOCK_MODE,
1558 				M98090_FREQ_MASK,
1559 				(i + 0x8) << M98090_FREQ_SHIFT);
1560 			snd_soc_update_bits(codec, M98090_REG_CLOCK_MODE,
1561 				M98090_USE_M1_MASK, 0);
1562 			return;
1563 		}
1564 	}
1565 
1566 	/* Check for user calculated MI and NI ratios */
1567 	for (i = 0; i < ARRAY_SIZE(user_pclk_rates); i++) {
1568 		if ((user_pclk_rates[i] == max98090->sysclk) &&
1569 			(user_lrclk_rates[i] == max98090->lrclk)) {
1570 			dev_dbg(codec->dev,
1571 				"Found user supported PCLK to LRCLK rates\n");
1572 			dev_dbg(codec->dev, "i %d ni %lld mi %lld\n",
1573 				i, ni_value[i], mi_value[i]);
1574 
1575 			snd_soc_update_bits(codec, M98090_REG_CLOCK_MODE,
1576 				M98090_FREQ_MASK, 0);
1577 			snd_soc_update_bits(codec, M98090_REG_CLOCK_MODE,
1578 				M98090_USE_M1_MASK,
1579 					1 << M98090_USE_M1_SHIFT);
1580 
1581 			snd_soc_write(codec, M98090_REG_CLOCK_RATIO_NI_MSB,
1582 				(ni_value[i] >> 8) & 0x7F);
1583 			snd_soc_write(codec, M98090_REG_CLOCK_RATIO_NI_LSB,
1584 				ni_value[i] & 0xFF);
1585 			snd_soc_write(codec, M98090_REG_CLOCK_RATIO_MI_MSB,
1586 				(mi_value[i] >> 8) & 0x7F);
1587 			snd_soc_write(codec, M98090_REG_CLOCK_RATIO_MI_LSB,
1588 				mi_value[i] & 0xFF);
1589 
1590 			return;
1591 		}
1592 	}
1593 
1594 	/*
1595 	 * Calculate based on MI = 65536 (not as good as either method above)
1596 	 */
1597 	snd_soc_update_bits(codec, M98090_REG_CLOCK_MODE,
1598 		M98090_FREQ_MASK, 0);
1599 	snd_soc_update_bits(codec, M98090_REG_CLOCK_MODE,
1600 		M98090_USE_M1_MASK, 0);
1601 
1602 	/*
1603 	 * Configure NI when operating as master
1604 	 * Note: There is a small, but significant audio quality improvement
1605 	 * by calculating ni and mi.
1606 	 */
1607 	ni = 65536ULL * (max98090->lrclk < 50000 ? 96ULL : 48ULL)
1608 			* (unsigned long long int)max98090->lrclk;
1609 	do_div(ni, (unsigned long long int)max98090->sysclk);
1610 	dev_info(codec->dev, "No better method found\n");
1611 	dev_info(codec->dev, "Calculating ni %lld with mi 65536\n", ni);
1612 	snd_soc_write(codec, M98090_REG_CLOCK_RATIO_NI_MSB,
1613 		(ni >> 8) & 0x7F);
1614 	snd_soc_write(codec, M98090_REG_CLOCK_RATIO_NI_LSB, ni & 0xFF);
1615 }
1616 
1617 static int max98090_dai_set_fmt(struct snd_soc_dai *codec_dai,
1618 				 unsigned int fmt)
1619 {
1620 	struct snd_soc_codec *codec = codec_dai->codec;
1621 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
1622 	struct max98090_cdata *cdata;
1623 	u8 regval;
1624 
1625 	max98090->dai_fmt = fmt;
1626 	cdata = &max98090->dai[0];
1627 
1628 	if (fmt != cdata->fmt) {
1629 		cdata->fmt = fmt;
1630 
1631 		regval = 0;
1632 		switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1633 		case SND_SOC_DAIFMT_CBS_CFS:
1634 			/* Set to slave mode PLL - MAS mode off */
1635 			snd_soc_write(codec,
1636 				M98090_REG_CLOCK_RATIO_NI_MSB, 0x00);
1637 			snd_soc_write(codec,
1638 				M98090_REG_CLOCK_RATIO_NI_LSB, 0x00);
1639 			snd_soc_update_bits(codec, M98090_REG_CLOCK_MODE,
1640 				M98090_USE_M1_MASK, 0);
1641 			break;
1642 		case SND_SOC_DAIFMT_CBM_CFM:
1643 			/* Set to master mode */
1644 			if (max98090->tdm_slots == 4) {
1645 				/* TDM */
1646 				regval |= M98090_MAS_MASK |
1647 					M98090_BSEL_64;
1648 			} else if (max98090->tdm_slots == 3) {
1649 				/* TDM */
1650 				regval |= M98090_MAS_MASK |
1651 					M98090_BSEL_48;
1652 			} else {
1653 				/* Few TDM slots, or No TDM */
1654 				regval |= M98090_MAS_MASK |
1655 					M98090_BSEL_32;
1656 			}
1657 			break;
1658 		case SND_SOC_DAIFMT_CBS_CFM:
1659 		case SND_SOC_DAIFMT_CBM_CFS:
1660 		default:
1661 			dev_err(codec->dev, "DAI clock mode unsupported");
1662 			return -EINVAL;
1663 		}
1664 		snd_soc_write(codec, M98090_REG_MASTER_MODE, regval);
1665 
1666 		regval = 0;
1667 		switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1668 		case SND_SOC_DAIFMT_I2S:
1669 			regval |= M98090_DLY_MASK;
1670 			break;
1671 		case SND_SOC_DAIFMT_LEFT_J:
1672 			break;
1673 		case SND_SOC_DAIFMT_RIGHT_J:
1674 			regval |= M98090_RJ_MASK;
1675 			break;
1676 		case SND_SOC_DAIFMT_DSP_A:
1677 			/* Not supported mode */
1678 		default:
1679 			dev_err(codec->dev, "DAI format unsupported");
1680 			return -EINVAL;
1681 		}
1682 
1683 		switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1684 		case SND_SOC_DAIFMT_NB_NF:
1685 			break;
1686 		case SND_SOC_DAIFMT_NB_IF:
1687 			regval |= M98090_WCI_MASK;
1688 			break;
1689 		case SND_SOC_DAIFMT_IB_NF:
1690 			regval |= M98090_BCI_MASK;
1691 			break;
1692 		case SND_SOC_DAIFMT_IB_IF:
1693 			regval |= M98090_BCI_MASK|M98090_WCI_MASK;
1694 			break;
1695 		default:
1696 			dev_err(codec->dev, "DAI invert mode unsupported");
1697 			return -EINVAL;
1698 		}
1699 
1700 		/*
1701 		 * This accommodates an inverted logic in the MAX98090 chip
1702 		 * for Bit Clock Invert (BCI). The inverted logic is only
1703 		 * seen for the case of TDM mode. The remaining cases have
1704 		 * normal logic.
1705 		 */
1706 		if (max98090->tdm_slots > 1) {
1707 			regval ^= M98090_BCI_MASK;
1708 		}
1709 
1710 		snd_soc_write(codec,
1711 			M98090_REG_INTERFACE_FORMAT, regval);
1712 	}
1713 
1714 	return 0;
1715 }
1716 
1717 static int max98090_set_tdm_slot(struct snd_soc_dai *codec_dai,
1718 	unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width)
1719 {
1720 	struct snd_soc_codec *codec = codec_dai->codec;
1721 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
1722 	struct max98090_cdata *cdata;
1723 	cdata = &max98090->dai[0];
1724 
1725 	if (slots < 0 || slots > 4)
1726 		return -EINVAL;
1727 
1728 	max98090->tdm_slots = slots;
1729 	max98090->tdm_width = slot_width;
1730 
1731 	if (max98090->tdm_slots > 1) {
1732 		/* SLOTL SLOTR SLOTDLY */
1733 		snd_soc_write(codec, M98090_REG_TDM_FORMAT,
1734 			0 << M98090_TDM_SLOTL_SHIFT |
1735 			1 << M98090_TDM_SLOTR_SHIFT |
1736 			0 << M98090_TDM_SLOTDLY_SHIFT);
1737 
1738 		/* FSW TDM */
1739 		snd_soc_update_bits(codec, M98090_REG_TDM_CONTROL,
1740 			M98090_TDM_MASK,
1741 			M98090_TDM_MASK);
1742 	}
1743 
1744 	/*
1745 	 * Normally advisable to set TDM first, but this permits either order
1746 	 */
1747 	cdata->fmt = 0;
1748 	max98090_dai_set_fmt(codec_dai, max98090->dai_fmt);
1749 
1750 	return 0;
1751 }
1752 
1753 static int max98090_set_bias_level(struct snd_soc_codec *codec,
1754 				   enum snd_soc_bias_level level)
1755 {
1756 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
1757 	int ret;
1758 
1759 	switch (level) {
1760 	case SND_SOC_BIAS_ON:
1761 		if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
1762 			ret = regcache_sync(max98090->regmap);
1763 
1764 			if (ret != 0) {
1765 				dev_err(codec->dev,
1766 					"Failed to sync cache: %d\n", ret);
1767 				return ret;
1768 			}
1769 		}
1770 
1771 		if (max98090->jack_state == M98090_JACK_STATE_HEADSET) {
1772 			/*
1773 			 * Set to normal bias level.
1774 			 */
1775 			snd_soc_update_bits(codec, M98090_REG_MIC_BIAS_VOLTAGE,
1776 				M98090_MBVSEL_MASK, M98090_MBVSEL_2V8);
1777 		}
1778 		break;
1779 
1780 	case SND_SOC_BIAS_PREPARE:
1781 		break;
1782 
1783 	case SND_SOC_BIAS_STANDBY:
1784 	case SND_SOC_BIAS_OFF:
1785 		/* Set internal pull-up to lowest power mode */
1786 		snd_soc_update_bits(codec, M98090_REG_JACK_DETECT,
1787 			M98090_JDWK_MASK, M98090_JDWK_MASK);
1788 		regcache_mark_dirty(max98090->regmap);
1789 		break;
1790 	}
1791 	codec->dapm.bias_level = level;
1792 	return 0;
1793 }
1794 
1795 static const int comp_pclk_rates[] = {
1796 	11289600, 12288000, 12000000, 13000000, 19200000
1797 };
1798 
1799 static const int dmic_micclk[] = {
1800 	2, 2, 2, 2, 4, 2
1801 };
1802 
1803 static const int comp_lrclk_rates[] = {
1804 	8000, 16000, 32000, 44100, 48000, 96000
1805 };
1806 
1807 static const int dmic_comp[6][6] = {
1808 	{7, 8, 3, 3, 3, 3},
1809 	{7, 8, 3, 3, 3, 3},
1810 	{7, 8, 3, 3, 3, 3},
1811 	{7, 8, 3, 1, 1, 1},
1812 	{7, 8, 3, 1, 2, 2},
1813 	{7, 8, 3, 3, 3, 3}
1814 };
1815 
1816 static int max98090_dai_hw_params(struct snd_pcm_substream *substream,
1817 				   struct snd_pcm_hw_params *params,
1818 				   struct snd_soc_dai *dai)
1819 {
1820 	struct snd_soc_codec *codec = dai->codec;
1821 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
1822 	struct max98090_cdata *cdata;
1823 	int i, j;
1824 
1825 	cdata = &max98090->dai[0];
1826 	max98090->bclk = snd_soc_params_to_bclk(params);
1827 	if (params_channels(params) == 1)
1828 		max98090->bclk *= 2;
1829 
1830 	max98090->lrclk = params_rate(params);
1831 
1832 	switch (params_format(params)) {
1833 	case SNDRV_PCM_FORMAT_S16_LE:
1834 		snd_soc_update_bits(codec, M98090_REG_INTERFACE_FORMAT,
1835 			M98090_WS_MASK, 0);
1836 		break;
1837 	default:
1838 		return -EINVAL;
1839 	}
1840 
1841 	max98090_configure_bclk(codec);
1842 
1843 	cdata->rate = max98090->lrclk;
1844 
1845 	/* Update filter mode */
1846 	if (max98090->lrclk < 24000)
1847 		snd_soc_update_bits(codec, M98090_REG_FILTER_CONFIG,
1848 			M98090_MODE_MASK, 0);
1849 	else
1850 		snd_soc_update_bits(codec, M98090_REG_FILTER_CONFIG,
1851 			M98090_MODE_MASK, M98090_MODE_MASK);
1852 
1853 	/* Update sample rate mode */
1854 	if (max98090->lrclk < 50000)
1855 		snd_soc_update_bits(codec, M98090_REG_FILTER_CONFIG,
1856 			M98090_DHF_MASK, 0);
1857 	else
1858 		snd_soc_update_bits(codec, M98090_REG_FILTER_CONFIG,
1859 			M98090_DHF_MASK, M98090_DHF_MASK);
1860 
1861 	/* Check for supported PCLK to LRCLK ratios */
1862 	for (j = 0; j < ARRAY_SIZE(comp_pclk_rates); j++) {
1863 		if (comp_pclk_rates[j] == max98090->sysclk) {
1864 			break;
1865 		}
1866 	}
1867 
1868 	for (i = 0; i < ARRAY_SIZE(comp_lrclk_rates) - 1; i++) {
1869 		if (max98090->lrclk <= (comp_lrclk_rates[i] +
1870 			comp_lrclk_rates[i + 1]) / 2) {
1871 			break;
1872 		}
1873 	}
1874 
1875 	snd_soc_update_bits(codec, M98090_REG_DIGITAL_MIC_ENABLE,
1876 			M98090_MICCLK_MASK,
1877 			dmic_micclk[j] << M98090_MICCLK_SHIFT);
1878 
1879 	snd_soc_update_bits(codec, M98090_REG_DIGITAL_MIC_CONFIG,
1880 			M98090_DMIC_COMP_MASK,
1881 			dmic_comp[j][i] << M98090_DMIC_COMP_SHIFT);
1882 
1883 	return 0;
1884 }
1885 
1886 /*
1887  * PLL / Sysclk
1888  */
1889 static int max98090_dai_set_sysclk(struct snd_soc_dai *dai,
1890 				   int clk_id, unsigned int freq, int dir)
1891 {
1892 	struct snd_soc_codec *codec = dai->codec;
1893 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
1894 
1895 	/* Requested clock frequency is already setup */
1896 	if (freq == max98090->sysclk)
1897 		return 0;
1898 
1899 	/* Setup clocks for slave mode, and using the PLL
1900 	 * PSCLK = 0x01 (when master clk is 10MHz to 20MHz)
1901 	 *		 0x02 (when master clk is 20MHz to 40MHz)..
1902 	 *		 0x03 (when master clk is 40MHz to 60MHz)..
1903 	 */
1904 	if ((freq >= 10000000) && (freq < 20000000)) {
1905 		snd_soc_write(codec, M98090_REG_SYSTEM_CLOCK,
1906 			M98090_PSCLK_DIV1);
1907 	} else if ((freq >= 20000000) && (freq < 40000000)) {
1908 		snd_soc_write(codec, M98090_REG_SYSTEM_CLOCK,
1909 			M98090_PSCLK_DIV2);
1910 	} else if ((freq >= 40000000) && (freq < 60000000)) {
1911 		snd_soc_write(codec, M98090_REG_SYSTEM_CLOCK,
1912 			M98090_PSCLK_DIV4);
1913 	} else {
1914 		dev_err(codec->dev, "Invalid master clock frequency\n");
1915 		return -EINVAL;
1916 	}
1917 
1918 	max98090->sysclk = freq;
1919 
1920 	max98090_configure_bclk(codec);
1921 
1922 	return 0;
1923 }
1924 
1925 static int max98090_dai_digital_mute(struct snd_soc_dai *codec_dai, int mute)
1926 {
1927 	struct snd_soc_codec *codec = codec_dai->codec;
1928 	int regval;
1929 
1930 	regval = mute ? M98090_DVM_MASK : 0;
1931 	snd_soc_update_bits(codec, M98090_REG_DAI_PLAYBACK_LEVEL,
1932 		M98090_DVM_MASK, regval);
1933 
1934 	return 0;
1935 }
1936 
1937 static void max98090_jack_work(struct work_struct *work)
1938 {
1939 	struct max98090_priv *max98090 = container_of(work,
1940 		struct max98090_priv,
1941 		jack_work.work);
1942 	struct snd_soc_codec *codec = max98090->codec;
1943 	struct snd_soc_dapm_context *dapm = &codec->dapm;
1944 	int status = 0;
1945 	int reg;
1946 
1947 	/* Read a second time */
1948 	if (max98090->jack_state == M98090_JACK_STATE_NO_HEADSET) {
1949 
1950 		/* Strong pull up allows mic detection */
1951 		snd_soc_update_bits(codec, M98090_REG_JACK_DETECT,
1952 			M98090_JDWK_MASK, 0);
1953 
1954 		msleep(50);
1955 
1956 		reg = snd_soc_read(codec, M98090_REG_JACK_STATUS);
1957 
1958 		/* Weak pull up allows only insertion detection */
1959 		snd_soc_update_bits(codec, M98090_REG_JACK_DETECT,
1960 			M98090_JDWK_MASK, M98090_JDWK_MASK);
1961 	} else {
1962 		reg = snd_soc_read(codec, M98090_REG_JACK_STATUS);
1963 	}
1964 
1965 	reg = snd_soc_read(codec, M98090_REG_JACK_STATUS);
1966 
1967 	switch (reg & (M98090_LSNS_MASK | M98090_JKSNS_MASK)) {
1968 		case M98090_LSNS_MASK | M98090_JKSNS_MASK:
1969 			dev_dbg(codec->dev, "No Headset Detected\n");
1970 
1971 			max98090->jack_state = M98090_JACK_STATE_NO_HEADSET;
1972 
1973 			status |= 0;
1974 
1975 			break;
1976 
1977 		case 0:
1978 			if (max98090->jack_state ==
1979 				M98090_JACK_STATE_HEADSET) {
1980 
1981 				dev_dbg(codec->dev,
1982 					"Headset Button Down Detected\n");
1983 
1984 				/*
1985 				 * max98090_headset_button_event(codec)
1986 				 * could be defined, then called here.
1987 				 */
1988 
1989 				status |= SND_JACK_HEADSET;
1990 				status |= SND_JACK_BTN_0;
1991 
1992 				break;
1993 			}
1994 
1995 			/* Line is reported as Headphone */
1996 			/* Nokia Headset is reported as Headphone */
1997 			/* Mono Headphone is reported as Headphone */
1998 			dev_dbg(codec->dev, "Headphone Detected\n");
1999 
2000 			max98090->jack_state = M98090_JACK_STATE_HEADPHONE;
2001 
2002 			status |= SND_JACK_HEADPHONE;
2003 
2004 			break;
2005 
2006 		case M98090_JKSNS_MASK:
2007 			dev_dbg(codec->dev, "Headset Detected\n");
2008 
2009 			max98090->jack_state = M98090_JACK_STATE_HEADSET;
2010 
2011 			status |= SND_JACK_HEADSET;
2012 
2013 			break;
2014 
2015 		default:
2016 			dev_dbg(codec->dev, "Unrecognized Jack Status\n");
2017 			break;
2018 	}
2019 
2020 	snd_soc_jack_report(max98090->jack, status,
2021 			    SND_JACK_HEADSET | SND_JACK_BTN_0);
2022 
2023 	snd_soc_dapm_sync(dapm);
2024 }
2025 
2026 static irqreturn_t max98090_interrupt(int irq, void *data)
2027 {
2028 	struct snd_soc_codec *codec = data;
2029 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
2030 	int ret;
2031 	unsigned int mask;
2032 	unsigned int active;
2033 
2034 	dev_dbg(codec->dev, "***** max98090_interrupt *****\n");
2035 
2036 	ret = regmap_read(max98090->regmap, M98090_REG_INTERRUPT_S, &mask);
2037 
2038 	if (ret != 0) {
2039 		dev_err(codec->dev,
2040 			"failed to read M98090_REG_INTERRUPT_S: %d\n",
2041 			ret);
2042 		return IRQ_NONE;
2043 	}
2044 
2045 	ret = regmap_read(max98090->regmap, M98090_REG_DEVICE_STATUS, &active);
2046 
2047 	if (ret != 0) {
2048 		dev_err(codec->dev,
2049 			"failed to read M98090_REG_DEVICE_STATUS: %d\n",
2050 			ret);
2051 		return IRQ_NONE;
2052 	}
2053 
2054 	dev_dbg(codec->dev, "active=0x%02x mask=0x%02x -> active=0x%02x\n",
2055 		active, mask, active & mask);
2056 
2057 	active &= mask;
2058 
2059 	if (!active)
2060 		return IRQ_NONE;
2061 
2062 	if (active & M98090_CLD_MASK) {
2063 		dev_err(codec->dev, "M98090_CLD_MASK\n");
2064 	}
2065 
2066 	if (active & M98090_SLD_MASK) {
2067 		dev_dbg(codec->dev, "M98090_SLD_MASK\n");
2068 	}
2069 
2070 	if (active & M98090_ULK_MASK) {
2071 		dev_err(codec->dev, "M98090_ULK_MASK\n");
2072 	}
2073 
2074 	if (active & M98090_JDET_MASK) {
2075 		dev_dbg(codec->dev, "M98090_JDET_MASK\n");
2076 
2077 		pm_wakeup_event(codec->dev, 100);
2078 
2079 		schedule_delayed_work(&max98090->jack_work,
2080 			msecs_to_jiffies(100));
2081 	}
2082 
2083 	if (active & M98090_DRCACT_MASK) {
2084 		dev_dbg(codec->dev, "M98090_DRCACT_MASK\n");
2085 	}
2086 
2087 	if (active & M98090_DRCCLP_MASK) {
2088 		dev_err(codec->dev, "M98090_DRCCLP_MASK\n");
2089 	}
2090 
2091 	return IRQ_HANDLED;
2092 }
2093 
2094 /**
2095  * max98090_mic_detect - Enable microphone detection via the MAX98090 IRQ
2096  *
2097  * @codec:  MAX98090 codec
2098  * @jack:   jack to report detection events on
2099  *
2100  * Enable microphone detection via IRQ on the MAX98090.  If GPIOs are
2101  * being used to bring out signals to the processor then only platform
2102  * data configuration is needed for MAX98090 and processor GPIOs should
2103  * be configured using snd_soc_jack_add_gpios() instead.
2104  *
2105  * If no jack is supplied detection will be disabled.
2106  */
2107 int max98090_mic_detect(struct snd_soc_codec *codec,
2108 	struct snd_soc_jack *jack)
2109 {
2110 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
2111 
2112 	dev_dbg(codec->dev, "max98090_mic_detect\n");
2113 
2114 	max98090->jack = jack;
2115 	if (jack) {
2116 		snd_soc_update_bits(codec, M98090_REG_INTERRUPT_S,
2117 			M98090_IJDET_MASK,
2118 			1 << M98090_IJDET_SHIFT);
2119 	} else {
2120 		snd_soc_update_bits(codec, M98090_REG_INTERRUPT_S,
2121 			M98090_IJDET_MASK,
2122 			0);
2123 	}
2124 
2125 	/* Send an initial empty report */
2126 	snd_soc_jack_report(max98090->jack, 0,
2127 			    SND_JACK_HEADSET | SND_JACK_BTN_0);
2128 
2129 	schedule_delayed_work(&max98090->jack_work,
2130 		msecs_to_jiffies(100));
2131 
2132 	return 0;
2133 }
2134 EXPORT_SYMBOL_GPL(max98090_mic_detect);
2135 
2136 #define MAX98090_RATES SNDRV_PCM_RATE_8000_96000
2137 #define MAX98090_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
2138 
2139 static struct snd_soc_dai_ops max98090_dai_ops = {
2140 	.set_sysclk = max98090_dai_set_sysclk,
2141 	.set_fmt = max98090_dai_set_fmt,
2142 	.set_tdm_slot = max98090_set_tdm_slot,
2143 	.hw_params = max98090_dai_hw_params,
2144 	.digital_mute = max98090_dai_digital_mute,
2145 };
2146 
2147 static struct snd_soc_dai_driver max98090_dai[] = {
2148 {
2149 	.name = "HiFi",
2150 	.playback = {
2151 		.stream_name = "HiFi Playback",
2152 		.channels_min = 2,
2153 		.channels_max = 2,
2154 		.rates = MAX98090_RATES,
2155 		.formats = MAX98090_FORMATS,
2156 	},
2157 	.capture = {
2158 		.stream_name = "HiFi Capture",
2159 		.channels_min = 1,
2160 		.channels_max = 2,
2161 		.rates = MAX98090_RATES,
2162 		.formats = MAX98090_FORMATS,
2163 	},
2164 	 .ops = &max98090_dai_ops,
2165 }
2166 };
2167 
2168 static void max98090_handle_pdata(struct snd_soc_codec *codec)
2169 {
2170 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
2171 	struct max98090_pdata *pdata = max98090->pdata;
2172 
2173 	if (!pdata) {
2174 		dev_err(codec->dev, "No platform data\n");
2175 		return;
2176 	}
2177 
2178 }
2179 
2180 static int max98090_probe(struct snd_soc_codec *codec)
2181 {
2182 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
2183 	struct max98090_cdata *cdata;
2184 	int ret = 0;
2185 
2186 	dev_dbg(codec->dev, "max98090_probe\n");
2187 
2188 	max98090->codec = codec;
2189 
2190 	codec->control_data = max98090->regmap;
2191 
2192 	ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_REGMAP);
2193 	if (ret != 0) {
2194 		dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
2195 		return ret;
2196 	}
2197 
2198 	/* Reset the codec, the DSP core, and disable all interrupts */
2199 	max98090_reset(max98090);
2200 
2201 	/* Initialize private data */
2202 
2203 	max98090->sysclk = (unsigned)-1;
2204 
2205 	cdata = &max98090->dai[0];
2206 	cdata->rate = (unsigned)-1;
2207 	cdata->fmt  = (unsigned)-1;
2208 
2209 	max98090->lin_state = 0;
2210 	max98090->pa1en = 0;
2211 	max98090->pa2en = 0;
2212 	max98090->extmic_mux = 0;
2213 
2214 	ret = snd_soc_read(codec, M98090_REG_REVISION_ID);
2215 	if (ret < 0) {
2216 		dev_err(codec->dev, "Failed to read device revision: %d\n",
2217 			ret);
2218 		goto err_access;
2219 	}
2220 
2221 	if ((ret >= M98090_REVA) && (ret <= M98090_REVA + 0x0f)) {
2222 		max98090->devtype = MAX98090;
2223 		dev_info(codec->dev, "MAX98090 REVID=0x%02x\n", ret);
2224 	} else if ((ret >= M98091_REVA) && (ret <= M98091_REVA + 0x0f)) {
2225 		max98090->devtype = MAX98091;
2226 		dev_info(codec->dev, "MAX98091 REVID=0x%02x\n", ret);
2227 	} else {
2228 		max98090->devtype = MAX98090;
2229 		dev_err(codec->dev, "Unrecognized revision 0x%02x\n", ret);
2230 	}
2231 
2232 	max98090->jack_state = M98090_JACK_STATE_NO_HEADSET;
2233 
2234 	INIT_DELAYED_WORK(&max98090->jack_work, max98090_jack_work);
2235 
2236 	/* Enable jack detection */
2237 	snd_soc_write(codec, M98090_REG_JACK_DETECT,
2238 		M98090_JDETEN_MASK | M98090_JDEB_25MS);
2239 
2240 	/* Register for interrupts */
2241 	dev_dbg(codec->dev, "irq = %d\n", max98090->irq);
2242 
2243 	ret = request_threaded_irq(max98090->irq, NULL,
2244 		max98090_interrupt, IRQF_TRIGGER_FALLING,
2245 		"max98090_interrupt", codec);
2246 	if (ret < 0) {
2247 		dev_err(codec->dev, "request_irq failed: %d\n",
2248 			ret);
2249 	}
2250 
2251 	/*
2252 	 * Clear any old interrupts.
2253 	 * An old interrupt ocurring prior to installing the ISR
2254 	 * can keep a new interrupt from generating a trigger.
2255 	 */
2256 	snd_soc_read(codec, M98090_REG_DEVICE_STATUS);
2257 
2258 	/* High Performance is default */
2259 	snd_soc_update_bits(codec, M98090_REG_DAC_CONTROL,
2260 		M98090_DACHP_MASK,
2261 		1 << M98090_DACHP_SHIFT);
2262 	snd_soc_update_bits(codec, M98090_REG_DAC_CONTROL,
2263 		M98090_PERFMODE_MASK,
2264 		0 << M98090_PERFMODE_SHIFT);
2265 	snd_soc_update_bits(codec, M98090_REG_ADC_CONTROL,
2266 		M98090_ADCHP_MASK,
2267 		1 << M98090_ADCHP_SHIFT);
2268 
2269 	/* Turn on VCM bandgap reference */
2270 	snd_soc_write(codec, M98090_REG_BIAS_CONTROL,
2271 		M98090_VCM_MODE_MASK);
2272 
2273 	max98090_handle_pdata(codec);
2274 
2275 	max98090_add_widgets(codec);
2276 
2277 err_access:
2278 	return ret;
2279 }
2280 
2281 static int max98090_remove(struct snd_soc_codec *codec)
2282 {
2283 	struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
2284 
2285 	cancel_delayed_work_sync(&max98090->jack_work);
2286 
2287 	return 0;
2288 }
2289 
2290 static struct snd_soc_codec_driver soc_codec_dev_max98090 = {
2291 	.probe   = max98090_probe,
2292 	.remove  = max98090_remove,
2293 	.set_bias_level = max98090_set_bias_level,
2294 };
2295 
2296 static const struct regmap_config max98090_regmap = {
2297 	.reg_bits = 8,
2298 	.val_bits = 8,
2299 
2300 	.max_register = MAX98090_MAX_REGISTER,
2301 	.reg_defaults = max98090_reg,
2302 	.num_reg_defaults = ARRAY_SIZE(max98090_reg),
2303 	.volatile_reg = max98090_volatile_register,
2304 	.readable_reg = max98090_readable_register,
2305 	.cache_type = REGCACHE_RBTREE,
2306 };
2307 
2308 static int max98090_i2c_probe(struct i2c_client *i2c,
2309 				 const struct i2c_device_id *id)
2310 {
2311 	struct max98090_priv *max98090;
2312 	int ret;
2313 
2314 	pr_debug("max98090_i2c_probe\n");
2315 
2316 	max98090 = devm_kzalloc(&i2c->dev, sizeof(struct max98090_priv),
2317 		GFP_KERNEL);
2318 	if (max98090 == NULL)
2319 		return -ENOMEM;
2320 
2321 	max98090->devtype = id->driver_data;
2322 	i2c_set_clientdata(i2c, max98090);
2323 	max98090->control_data = i2c;
2324 	max98090->pdata = i2c->dev.platform_data;
2325 	max98090->irq = i2c->irq;
2326 
2327 	max98090->regmap = regmap_init_i2c(i2c, &max98090_regmap);
2328 	if (IS_ERR(max98090->regmap)) {
2329 		ret = PTR_ERR(max98090->regmap);
2330 		dev_err(&i2c->dev, "Failed to allocate regmap: %d\n", ret);
2331 		goto err_enable;
2332 	}
2333 
2334 	ret = snd_soc_register_codec(&i2c->dev,
2335 			&soc_codec_dev_max98090, max98090_dai,
2336 			ARRAY_SIZE(max98090_dai));
2337 	if (ret < 0)
2338 		regmap_exit(max98090->regmap);
2339 
2340 err_enable:
2341 	return ret;
2342 }
2343 
2344 static int max98090_i2c_remove(struct i2c_client *client)
2345 {
2346 	struct max98090_priv *max98090 = dev_get_drvdata(&client->dev);
2347 	snd_soc_unregister_codec(&client->dev);
2348 	regmap_exit(max98090->regmap);
2349 	return 0;
2350 }
2351 
2352 static int max98090_runtime_resume(struct device *dev)
2353 {
2354 	struct max98090_priv *max98090 = dev_get_drvdata(dev);
2355 
2356 	regcache_cache_only(max98090->regmap, false);
2357 
2358 	regcache_sync(max98090->regmap);
2359 
2360 	return 0;
2361 }
2362 
2363 static int max98090_runtime_suspend(struct device *dev)
2364 {
2365 	struct max98090_priv *max98090 = dev_get_drvdata(dev);
2366 
2367 	regcache_cache_only(max98090->regmap, true);
2368 
2369 	return 0;
2370 }
2371 
2372 static struct dev_pm_ops max98090_pm = {
2373 	SET_RUNTIME_PM_OPS(max98090_runtime_suspend,
2374 		max98090_runtime_resume, NULL)
2375 };
2376 
2377 static const struct i2c_device_id max98090_i2c_id[] = {
2378 	{ "max98090", MAX98090 },
2379 	{ }
2380 };
2381 MODULE_DEVICE_TABLE(i2c, max98090_i2c_id);
2382 
2383 static struct i2c_driver max98090_i2c_driver = {
2384 	.driver = {
2385 		.name = "max98090",
2386 		.owner = THIS_MODULE,
2387 		.pm = &max98090_pm,
2388 	},
2389 	.probe  = max98090_i2c_probe,
2390 	.remove = max98090_i2c_remove,
2391 	.id_table = max98090_i2c_id,
2392 };
2393 
2394 module_i2c_driver(max98090_i2c_driver);
2395 
2396 MODULE_DESCRIPTION("ALSA SoC MAX98090 driver");
2397 MODULE_AUTHOR("Peter Hsiang, Jesse Marroqin, Jerry Wong");
2398 MODULE_LICENSE("GPL");
2399