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Merge remote-tracking branch 'mailbox/mailbox-for-next'
[deliverable/linux.git] / sound / soc / codecs / max98088.c
1 /*
2 * max98088.c -- MAX98088 ALSA SoC Audio driver
3 *
4 * Copyright 2010 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/module.h>
12 #include <linux/moduleparam.h>
13 #include <linux/kernel.h>
14 #include <linux/init.h>
15 #include <linux/delay.h>
16 #include <linux/pm.h>
17 #include <linux/i2c.h>
18 #include <linux/regmap.h>
19 #include <sound/core.h>
20 #include <sound/pcm.h>
21 #include <sound/pcm_params.h>
22 #include <sound/soc.h>
23 #include <sound/initval.h>
24 #include <sound/tlv.h>
25 #include <linux/slab.h>
26 #include <asm/div64.h>
27 #include <sound/max98088.h>
28 #include "max98088.h"
29
30 enum max98088_type {
31 MAX98088,
32 MAX98089,
33 };
34
35 struct max98088_cdata {
36 unsigned int rate;
37 unsigned int fmt;
38 int eq_sel;
39 };
40
41 struct max98088_priv {
42 struct regmap *regmap;
43 enum max98088_type devtype;
44 struct max98088_pdata *pdata;
45 unsigned int sysclk;
46 struct max98088_cdata dai[2];
47 int eq_textcnt;
48 const char **eq_texts;
49 struct soc_enum eq_enum;
50 u8 ina_state;
51 u8 inb_state;
52 unsigned int ex_mode;
53 unsigned int digmic;
54 unsigned int mic1pre;
55 unsigned int mic2pre;
56 unsigned int extmic_mode;
57 };
58
59 static const struct reg_default max98088_reg[] = {
60 { 0xf, 0x00 }, /* 0F interrupt enable */
61
62 { 0x10, 0x00 }, /* 10 master clock */
63 { 0x11, 0x00 }, /* 11 DAI1 clock mode */
64 { 0x12, 0x00 }, /* 12 DAI1 clock control */
65 { 0x13, 0x00 }, /* 13 DAI1 clock control */
66 { 0x14, 0x00 }, /* 14 DAI1 format */
67 { 0x15, 0x00 }, /* 15 DAI1 clock */
68 { 0x16, 0x00 }, /* 16 DAI1 config */
69 { 0x17, 0x00 }, /* 17 DAI1 TDM */
70 { 0x18, 0x00 }, /* 18 DAI1 filters */
71 { 0x19, 0x00 }, /* 19 DAI2 clock mode */
72 { 0x1a, 0x00 }, /* 1A DAI2 clock control */
73 { 0x1b, 0x00 }, /* 1B DAI2 clock control */
74 { 0x1c, 0x00 }, /* 1C DAI2 format */
75 { 0x1d, 0x00 }, /* 1D DAI2 clock */
76 { 0x1e, 0x00 }, /* 1E DAI2 config */
77 { 0x1f, 0x00 }, /* 1F DAI2 TDM */
78
79 { 0x20, 0x00 }, /* 20 DAI2 filters */
80 { 0x21, 0x00 }, /* 21 data config */
81 { 0x22, 0x00 }, /* 22 DAC mixer */
82 { 0x23, 0x00 }, /* 23 left ADC mixer */
83 { 0x24, 0x00 }, /* 24 right ADC mixer */
84 { 0x25, 0x00 }, /* 25 left HP mixer */
85 { 0x26, 0x00 }, /* 26 right HP mixer */
86 { 0x27, 0x00 }, /* 27 HP control */
87 { 0x28, 0x00 }, /* 28 left REC mixer */
88 { 0x29, 0x00 }, /* 29 right REC mixer */
89 { 0x2a, 0x00 }, /* 2A REC control */
90 { 0x2b, 0x00 }, /* 2B left SPK mixer */
91 { 0x2c, 0x00 }, /* 2C right SPK mixer */
92 { 0x2d, 0x00 }, /* 2D SPK control */
93 { 0x2e, 0x00 }, /* 2E sidetone */
94 { 0x2f, 0x00 }, /* 2F DAI1 playback level */
95
96 { 0x30, 0x00 }, /* 30 DAI1 playback level */
97 { 0x31, 0x00 }, /* 31 DAI2 playback level */
98 { 0x32, 0x00 }, /* 32 DAI2 playbakc level */
99 { 0x33, 0x00 }, /* 33 left ADC level */
100 { 0x34, 0x00 }, /* 34 right ADC level */
101 { 0x35, 0x00 }, /* 35 MIC1 level */
102 { 0x36, 0x00 }, /* 36 MIC2 level */
103 { 0x37, 0x00 }, /* 37 INA level */
104 { 0x38, 0x00 }, /* 38 INB level */
105 { 0x39, 0x00 }, /* 39 left HP volume */
106 { 0x3a, 0x00 }, /* 3A right HP volume */
107 { 0x3b, 0x00 }, /* 3B left REC volume */
108 { 0x3c, 0x00 }, /* 3C right REC volume */
109 { 0x3d, 0x00 }, /* 3D left SPK volume */
110 { 0x3e, 0x00 }, /* 3E right SPK volume */
111 { 0x3f, 0x00 }, /* 3F MIC config */
112
113 { 0x40, 0x00 }, /* 40 MIC threshold */
114 { 0x41, 0x00 }, /* 41 excursion limiter filter */
115 { 0x42, 0x00 }, /* 42 excursion limiter threshold */
116 { 0x43, 0x00 }, /* 43 ALC */
117 { 0x44, 0x00 }, /* 44 power limiter threshold */
118 { 0x45, 0x00 }, /* 45 power limiter config */
119 { 0x46, 0x00 }, /* 46 distortion limiter config */
120 { 0x47, 0x00 }, /* 47 audio input */
121 { 0x48, 0x00 }, /* 48 microphone */
122 { 0x49, 0x00 }, /* 49 level control */
123 { 0x4a, 0x00 }, /* 4A bypass switches */
124 { 0x4b, 0x00 }, /* 4B jack detect */
125 { 0x4c, 0x00 }, /* 4C input enable */
126 { 0x4d, 0x00 }, /* 4D output enable */
127 { 0x4e, 0xF0 }, /* 4E bias control */
128 { 0x4f, 0x00 }, /* 4F DAC power */
129
130 { 0x50, 0x0F }, /* 50 DAC power */
131 { 0x51, 0x00 }, /* 51 system */
132 { 0x52, 0x00 }, /* 52 DAI1 EQ1 */
133 { 0x53, 0x00 }, /* 53 DAI1 EQ1 */
134 { 0x54, 0x00 }, /* 54 DAI1 EQ1 */
135 { 0x55, 0x00 }, /* 55 DAI1 EQ1 */
136 { 0x56, 0x00 }, /* 56 DAI1 EQ1 */
137 { 0x57, 0x00 }, /* 57 DAI1 EQ1 */
138 { 0x58, 0x00 }, /* 58 DAI1 EQ1 */
139 { 0x59, 0x00 }, /* 59 DAI1 EQ1 */
140 { 0x5a, 0x00 }, /* 5A DAI1 EQ1 */
141 { 0x5b, 0x00 }, /* 5B DAI1 EQ1 */
142 { 0x5c, 0x00 }, /* 5C DAI1 EQ2 */
143 { 0x5d, 0x00 }, /* 5D DAI1 EQ2 */
144 { 0x5e, 0x00 }, /* 5E DAI1 EQ2 */
145 { 0x5f, 0x00 }, /* 5F DAI1 EQ2 */
146
147 { 0x60, 0x00 }, /* 60 DAI1 EQ2 */
148 { 0x61, 0x00 }, /* 61 DAI1 EQ2 */
149 { 0x62, 0x00 }, /* 62 DAI1 EQ2 */
150 { 0x63, 0x00 }, /* 63 DAI1 EQ2 */
151 { 0x64, 0x00 }, /* 64 DAI1 EQ2 */
152 { 0x65, 0x00 }, /* 65 DAI1 EQ2 */
153 { 0x66, 0x00 }, /* 66 DAI1 EQ3 */
154 { 0x67, 0x00 }, /* 67 DAI1 EQ3 */
155 { 0x68, 0x00 }, /* 68 DAI1 EQ3 */
156 { 0x69, 0x00 }, /* 69 DAI1 EQ3 */
157 { 0x6a, 0x00 }, /* 6A DAI1 EQ3 */
158 { 0x6b, 0x00 }, /* 6B DAI1 EQ3 */
159 { 0x6c, 0x00 }, /* 6C DAI1 EQ3 */
160 { 0x6d, 0x00 }, /* 6D DAI1 EQ3 */
161 { 0x6e, 0x00 }, /* 6E DAI1 EQ3 */
162 { 0x6f, 0x00 }, /* 6F DAI1 EQ3 */
163
164 { 0x70, 0x00 }, /* 70 DAI1 EQ4 */
165 { 0x71, 0x00 }, /* 71 DAI1 EQ4 */
166 { 0x72, 0x00 }, /* 72 DAI1 EQ4 */
167 { 0x73, 0x00 }, /* 73 DAI1 EQ4 */
168 { 0x74, 0x00 }, /* 74 DAI1 EQ4 */
169 { 0x75, 0x00 }, /* 75 DAI1 EQ4 */
170 { 0x76, 0x00 }, /* 76 DAI1 EQ4 */
171 { 0x77, 0x00 }, /* 77 DAI1 EQ4 */
172 { 0x78, 0x00 }, /* 78 DAI1 EQ4 */
173 { 0x79, 0x00 }, /* 79 DAI1 EQ4 */
174 { 0x7a, 0x00 }, /* 7A DAI1 EQ5 */
175 { 0x7b, 0x00 }, /* 7B DAI1 EQ5 */
176 { 0x7c, 0x00 }, /* 7C DAI1 EQ5 */
177 { 0x7d, 0x00 }, /* 7D DAI1 EQ5 */
178 { 0x7e, 0x00 }, /* 7E DAI1 EQ5 */
179 { 0x7f, 0x00 }, /* 7F DAI1 EQ5 */
180
181 { 0x80, 0x00 }, /* 80 DAI1 EQ5 */
182 { 0x81, 0x00 }, /* 81 DAI1 EQ5 */
183 { 0x82, 0x00 }, /* 82 DAI1 EQ5 */
184 { 0x83, 0x00 }, /* 83 DAI1 EQ5 */
185 { 0x84, 0x00 }, /* 84 DAI2 EQ1 */
186 { 0x85, 0x00 }, /* 85 DAI2 EQ1 */
187 { 0x86, 0x00 }, /* 86 DAI2 EQ1 */
188 { 0x87, 0x00 }, /* 87 DAI2 EQ1 */
189 { 0x88, 0x00 }, /* 88 DAI2 EQ1 */
190 { 0x89, 0x00 }, /* 89 DAI2 EQ1 */
191 { 0x8a, 0x00 }, /* 8A DAI2 EQ1 */
192 { 0x8b, 0x00 }, /* 8B DAI2 EQ1 */
193 { 0x8c, 0x00 }, /* 8C DAI2 EQ1 */
194 { 0x8d, 0x00 }, /* 8D DAI2 EQ1 */
195 { 0x8e, 0x00 }, /* 8E DAI2 EQ2 */
196 { 0x8f, 0x00 }, /* 8F DAI2 EQ2 */
197
198 { 0x90, 0x00 }, /* 90 DAI2 EQ2 */
199 { 0x91, 0x00 }, /* 91 DAI2 EQ2 */
200 { 0x92, 0x00 }, /* 92 DAI2 EQ2 */
201 { 0x93, 0x00 }, /* 93 DAI2 EQ2 */
202 { 0x94, 0x00 }, /* 94 DAI2 EQ2 */
203 { 0x95, 0x00 }, /* 95 DAI2 EQ2 */
204 { 0x96, 0x00 }, /* 96 DAI2 EQ2 */
205 { 0x97, 0x00 }, /* 97 DAI2 EQ2 */
206 { 0x98, 0x00 }, /* 98 DAI2 EQ3 */
207 { 0x99, 0x00 }, /* 99 DAI2 EQ3 */
208 { 0x9a, 0x00 }, /* 9A DAI2 EQ3 */
209 { 0x9b, 0x00 }, /* 9B DAI2 EQ3 */
210 { 0x9c, 0x00 }, /* 9C DAI2 EQ3 */
211 { 0x9d, 0x00 }, /* 9D DAI2 EQ3 */
212 { 0x9e, 0x00 }, /* 9E DAI2 EQ3 */
213 { 0x9f, 0x00 }, /* 9F DAI2 EQ3 */
214
215 { 0xa0, 0x00 }, /* A0 DAI2 EQ3 */
216 { 0xa1, 0x00 }, /* A1 DAI2 EQ3 */
217 { 0xa2, 0x00 }, /* A2 DAI2 EQ4 */
218 { 0xa3, 0x00 }, /* A3 DAI2 EQ4 */
219 { 0xa4, 0x00 }, /* A4 DAI2 EQ4 */
220 { 0xa5, 0x00 }, /* A5 DAI2 EQ4 */
221 { 0xa6, 0x00 }, /* A6 DAI2 EQ4 */
222 { 0xa7, 0x00 }, /* A7 DAI2 EQ4 */
223 { 0xa8, 0x00 }, /* A8 DAI2 EQ4 */
224 { 0xa9, 0x00 }, /* A9 DAI2 EQ4 */
225 { 0xaa, 0x00 }, /* AA DAI2 EQ4 */
226 { 0xab, 0x00 }, /* AB DAI2 EQ4 */
227 { 0xac, 0x00 }, /* AC DAI2 EQ5 */
228 { 0xad, 0x00 }, /* AD DAI2 EQ5 */
229 { 0xae, 0x00 }, /* AE DAI2 EQ5 */
230 { 0xaf, 0x00 }, /* AF DAI2 EQ5 */
231
232 { 0xb0, 0x00 }, /* B0 DAI2 EQ5 */
233 { 0xb1, 0x00 }, /* B1 DAI2 EQ5 */
234 { 0xb2, 0x00 }, /* B2 DAI2 EQ5 */
235 { 0xb3, 0x00 }, /* B3 DAI2 EQ5 */
236 { 0xb4, 0x00 }, /* B4 DAI2 EQ5 */
237 { 0xb5, 0x00 }, /* B5 DAI2 EQ5 */
238 { 0xb6, 0x00 }, /* B6 DAI1 biquad */
239 { 0xb7, 0x00 }, /* B7 DAI1 biquad */
240 { 0xb8 ,0x00 }, /* B8 DAI1 biquad */
241 { 0xb9, 0x00 }, /* B9 DAI1 biquad */
242 { 0xba, 0x00 }, /* BA DAI1 biquad */
243 { 0xbb, 0x00 }, /* BB DAI1 biquad */
244 { 0xbc, 0x00 }, /* BC DAI1 biquad */
245 { 0xbd, 0x00 }, /* BD DAI1 biquad */
246 { 0xbe, 0x00 }, /* BE DAI1 biquad */
247 { 0xbf, 0x00 }, /* BF DAI1 biquad */
248
249 { 0xc0, 0x00 }, /* C0 DAI2 biquad */
250 { 0xc1, 0x00 }, /* C1 DAI2 biquad */
251 { 0xc2, 0x00 }, /* C2 DAI2 biquad */
252 { 0xc3, 0x00 }, /* C3 DAI2 biquad */
253 { 0xc4, 0x00 }, /* C4 DAI2 biquad */
254 { 0xc5, 0x00 }, /* C5 DAI2 biquad */
255 { 0xc6, 0x00 }, /* C6 DAI2 biquad */
256 { 0xc7, 0x00 }, /* C7 DAI2 biquad */
257 { 0xc8, 0x00 }, /* C8 DAI2 biquad */
258 { 0xc9, 0x00 }, /* C9 DAI2 biquad */
259 };
260
261 static bool max98088_readable_register(struct device *dev, unsigned int reg)
262 {
263 switch (reg) {
264 case M98088_REG_00_IRQ_STATUS ... 0xC9:
265 case M98088_REG_FF_REV_ID:
266 return true;
267 default:
268 return false;
269 }
270 }
271
272 static bool max98088_writeable_register(struct device *dev, unsigned int reg)
273 {
274 switch (reg) {
275 case M98088_REG_03_BATTERY_VOLTAGE ... 0xC9:
276 return true;
277 default:
278 return false;
279 }
280 }
281
282 static bool max98088_volatile_register(struct device *dev, unsigned int reg)
283 {
284 switch (reg) {
285 case M98088_REG_00_IRQ_STATUS ... M98088_REG_03_BATTERY_VOLTAGE:
286 case M98088_REG_FF_REV_ID:
287 return true;
288 default:
289 return false;
290 }
291 }
292
293 static const struct regmap_config max98088_regmap = {
294 .reg_bits = 8,
295 .val_bits = 8,
296
297 .readable_reg = max98088_readable_register,
298 .writeable_reg = max98088_writeable_register,
299 .volatile_reg = max98088_volatile_register,
300 .max_register = 0xff,
301
302 .reg_defaults = max98088_reg,
303 .num_reg_defaults = ARRAY_SIZE(max98088_reg),
304 .cache_type = REGCACHE_RBTREE,
305 };
306
307 /*
308 * Load equalizer DSP coefficient configurations registers
309 */
310 static void m98088_eq_band(struct snd_soc_codec *codec, unsigned int dai,
311 unsigned int band, u16 *coefs)
312 {
313 unsigned int eq_reg;
314 unsigned int i;
315
316 if (WARN_ON(band > 4) ||
317 WARN_ON(dai > 1))
318 return;
319
320 /* Load the base register address */
321 eq_reg = dai ? M98088_REG_84_DAI2_EQ_BASE : M98088_REG_52_DAI1_EQ_BASE;
322
323 /* Add the band address offset, note adjustment for word address */
324 eq_reg += band * (M98088_COEFS_PER_BAND << 1);
325
326 /* Step through the registers and coefs */
327 for (i = 0; i < M98088_COEFS_PER_BAND; i++) {
328 snd_soc_write(codec, eq_reg++, M98088_BYTE1(coefs[i]));
329 snd_soc_write(codec, eq_reg++, M98088_BYTE0(coefs[i]));
330 }
331 }
332
333 /*
334 * Excursion limiter modes
335 */
336 static const char *max98088_exmode_texts[] = {
337 "Off", "100Hz", "400Hz", "600Hz", "800Hz", "1000Hz", "200-400Hz",
338 "400-600Hz", "400-800Hz",
339 };
340
341 static const unsigned int max98088_exmode_values[] = {
342 0x00, 0x43, 0x10, 0x20, 0x30, 0x40, 0x11, 0x22, 0x32
343 };
344
345 static SOC_VALUE_ENUM_SINGLE_DECL(max98088_exmode_enum,
346 M98088_REG_41_SPKDHP, 0, 127,
347 max98088_exmode_texts,
348 max98088_exmode_values);
349
350 static const char *max98088_ex_thresh[] = { /* volts PP */
351 "0.6", "1.2", "1.8", "2.4", "3.0", "3.6", "4.2", "4.8"};
352 static SOC_ENUM_SINGLE_DECL(max98088_ex_thresh_enum,
353 M98088_REG_42_SPKDHP_THRESH, 0,
354 max98088_ex_thresh);
355
356 static const char *max98088_fltr_mode[] = {"Voice", "Music" };
357 static SOC_ENUM_SINGLE_DECL(max98088_filter_mode_enum,
358 M98088_REG_18_DAI1_FILTERS, 7,
359 max98088_fltr_mode);
360
361 static const char *max98088_extmic_text[] = { "None", "MIC1", "MIC2" };
362
363 static SOC_ENUM_SINGLE_DECL(max98088_extmic_enum,
364 M98088_REG_48_CFG_MIC, 0,
365 max98088_extmic_text);
366
367 static const struct snd_kcontrol_new max98088_extmic_mux =
368 SOC_DAPM_ENUM("External MIC Mux", max98088_extmic_enum);
369
370 static const char *max98088_dai1_fltr[] = {
371 "Off", "fc=258/fs=16k", "fc=500/fs=16k",
372 "fc=258/fs=8k", "fc=500/fs=8k", "fc=200"};
373 static SOC_ENUM_SINGLE_DECL(max98088_dai1_dac_filter_enum,
374 M98088_REG_18_DAI1_FILTERS, 0,
375 max98088_dai1_fltr);
376 static SOC_ENUM_SINGLE_DECL(max98088_dai1_adc_filter_enum,
377 M98088_REG_18_DAI1_FILTERS, 4,
378 max98088_dai1_fltr);
379
380 static int max98088_mic1pre_set(struct snd_kcontrol *kcontrol,
381 struct snd_ctl_elem_value *ucontrol)
382 {
383 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
384 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
385 unsigned int sel = ucontrol->value.integer.value[0];
386
387 max98088->mic1pre = sel;
388 snd_soc_update_bits(codec, M98088_REG_35_LVL_MIC1, M98088_MICPRE_MASK,
389 (1+sel)<<M98088_MICPRE_SHIFT);
390
391 return 0;
392 }
393
394 static int max98088_mic1pre_get(struct snd_kcontrol *kcontrol,
395 struct snd_ctl_elem_value *ucontrol)
396 {
397 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
398 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
399
400 ucontrol->value.integer.value[0] = max98088->mic1pre;
401 return 0;
402 }
403
404 static int max98088_mic2pre_set(struct snd_kcontrol *kcontrol,
405 struct snd_ctl_elem_value *ucontrol)
406 {
407 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
408 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
409 unsigned int sel = ucontrol->value.integer.value[0];
410
411 max98088->mic2pre = sel;
412 snd_soc_update_bits(codec, M98088_REG_36_LVL_MIC2, M98088_MICPRE_MASK,
413 (1+sel)<<M98088_MICPRE_SHIFT);
414
415 return 0;
416 }
417
418 static int max98088_mic2pre_get(struct snd_kcontrol *kcontrol,
419 struct snd_ctl_elem_value *ucontrol)
420 {
421 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
422 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
423
424 ucontrol->value.integer.value[0] = max98088->mic2pre;
425 return 0;
426 }
427
428 static const DECLARE_TLV_DB_RANGE(max98088_micboost_tlv,
429 0, 1, TLV_DB_SCALE_ITEM(0, 2000, 0),
430 2, 2, TLV_DB_SCALE_ITEM(3000, 0, 0)
431 );
432
433 static const DECLARE_TLV_DB_RANGE(max98088_hp_tlv,
434 0, 6, TLV_DB_SCALE_ITEM(-6700, 400, 0),
435 7, 14, TLV_DB_SCALE_ITEM(-4000, 300, 0),
436 15, 21, TLV_DB_SCALE_ITEM(-1700, 200, 0),
437 22, 27, TLV_DB_SCALE_ITEM(-400, 100, 0),
438 28, 31, TLV_DB_SCALE_ITEM(150, 50, 0)
439 );
440
441 static const DECLARE_TLV_DB_RANGE(max98088_spk_tlv,
442 0, 6, TLV_DB_SCALE_ITEM(-6200, 400, 0),
443 7, 14, TLV_DB_SCALE_ITEM(-3500, 300, 0),
444 15, 21, TLV_DB_SCALE_ITEM(-1200, 200, 0),
445 22, 27, TLV_DB_SCALE_ITEM(100, 100, 0),
446 28, 31, TLV_DB_SCALE_ITEM(650, 50, 0)
447 );
448
449 static const struct snd_kcontrol_new max98088_snd_controls[] = {
450
451 SOC_DOUBLE_R_TLV("Headphone Volume", M98088_REG_39_LVL_HP_L,
452 M98088_REG_3A_LVL_HP_R, 0, 31, 0, max98088_hp_tlv),
453 SOC_DOUBLE_R_TLV("Speaker Volume", M98088_REG_3D_LVL_SPK_L,
454 M98088_REG_3E_LVL_SPK_R, 0, 31, 0, max98088_spk_tlv),
455 SOC_DOUBLE_R_TLV("Receiver Volume", M98088_REG_3B_LVL_REC_L,
456 M98088_REG_3C_LVL_REC_R, 0, 31, 0, max98088_spk_tlv),
457
458 SOC_DOUBLE_R("Headphone Switch", M98088_REG_39_LVL_HP_L,
459 M98088_REG_3A_LVL_HP_R, 7, 1, 1),
460 SOC_DOUBLE_R("Speaker Switch", M98088_REG_3D_LVL_SPK_L,
461 M98088_REG_3E_LVL_SPK_R, 7, 1, 1),
462 SOC_DOUBLE_R("Receiver Switch", M98088_REG_3B_LVL_REC_L,
463 M98088_REG_3C_LVL_REC_R, 7, 1, 1),
464
465 SOC_SINGLE("MIC1 Volume", M98088_REG_35_LVL_MIC1, 0, 31, 1),
466 SOC_SINGLE("MIC2 Volume", M98088_REG_36_LVL_MIC2, 0, 31, 1),
467
468 SOC_SINGLE_EXT_TLV("MIC1 Boost Volume",
469 M98088_REG_35_LVL_MIC1, 5, 2, 0,
470 max98088_mic1pre_get, max98088_mic1pre_set,
471 max98088_micboost_tlv),
472 SOC_SINGLE_EXT_TLV("MIC2 Boost Volume",
473 M98088_REG_36_LVL_MIC2, 5, 2, 0,
474 max98088_mic2pre_get, max98088_mic2pre_set,
475 max98088_micboost_tlv),
476
477 SOC_SINGLE("INA Volume", M98088_REG_37_LVL_INA, 0, 7, 1),
478 SOC_SINGLE("INB Volume", M98088_REG_38_LVL_INB, 0, 7, 1),
479
480 SOC_SINGLE("ADCL Volume", M98088_REG_33_LVL_ADC_L, 0, 15, 0),
481 SOC_SINGLE("ADCR Volume", M98088_REG_34_LVL_ADC_R, 0, 15, 0),
482
483 SOC_SINGLE("ADCL Boost Volume", M98088_REG_33_LVL_ADC_L, 4, 3, 0),
484 SOC_SINGLE("ADCR Boost Volume", M98088_REG_34_LVL_ADC_R, 4, 3, 0),
485
486 SOC_SINGLE("EQ1 Switch", M98088_REG_49_CFG_LEVEL, 0, 1, 0),
487 SOC_SINGLE("EQ2 Switch", M98088_REG_49_CFG_LEVEL, 1, 1, 0),
488
489 SOC_ENUM("EX Limiter Mode", max98088_exmode_enum),
490 SOC_ENUM("EX Limiter Threshold", max98088_ex_thresh_enum),
491
492 SOC_ENUM("DAI1 Filter Mode", max98088_filter_mode_enum),
493 SOC_ENUM("DAI1 DAC Filter", max98088_dai1_dac_filter_enum),
494 SOC_ENUM("DAI1 ADC Filter", max98088_dai1_adc_filter_enum),
495 SOC_SINGLE("DAI2 DC Block Switch", M98088_REG_20_DAI2_FILTERS,
496 0, 1, 0),
497
498 SOC_SINGLE("ALC Switch", M98088_REG_43_SPKALC_COMP, 7, 1, 0),
499 SOC_SINGLE("ALC Threshold", M98088_REG_43_SPKALC_COMP, 0, 7, 0),
500 SOC_SINGLE("ALC Multiband", M98088_REG_43_SPKALC_COMP, 3, 1, 0),
501 SOC_SINGLE("ALC Release Time", M98088_REG_43_SPKALC_COMP, 4, 7, 0),
502
503 SOC_SINGLE("PWR Limiter Threshold", M98088_REG_44_PWRLMT_CFG,
504 4, 15, 0),
505 SOC_SINGLE("PWR Limiter Weight", M98088_REG_44_PWRLMT_CFG, 0, 7, 0),
506 SOC_SINGLE("PWR Limiter Time1", M98088_REG_45_PWRLMT_TIME, 0, 15, 0),
507 SOC_SINGLE("PWR Limiter Time2", M98088_REG_45_PWRLMT_TIME, 4, 15, 0),
508
509 SOC_SINGLE("THD Limiter Threshold", M98088_REG_46_THDLMT_CFG, 4, 15, 0),
510 SOC_SINGLE("THD Limiter Time", M98088_REG_46_THDLMT_CFG, 0, 7, 0),
511 };
512
513 /* Left speaker mixer switch */
514 static const struct snd_kcontrol_new max98088_left_speaker_mixer_controls[] = {
515 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 0, 1, 0),
516 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 7, 1, 0),
517 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 0, 1, 0),
518 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 7, 1, 0),
519 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 5, 1, 0),
520 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 6, 1, 0),
521 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 1, 1, 0),
522 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 2, 1, 0),
523 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 3, 1, 0),
524 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 4, 1, 0),
525 };
526
527 /* Right speaker mixer switch */
528 static const struct snd_kcontrol_new max98088_right_speaker_mixer_controls[] = {
529 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 7, 1, 0),
530 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 0, 1, 0),
531 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 7, 1, 0),
532 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 0, 1, 0),
533 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 5, 1, 0),
534 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 6, 1, 0),
535 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 1, 1, 0),
536 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 2, 1, 0),
537 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 3, 1, 0),
538 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 4, 1, 0),
539 };
540
541 /* Left headphone mixer switch */
542 static const struct snd_kcontrol_new max98088_left_hp_mixer_controls[] = {
543 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_25_MIX_HP_LEFT, 0, 1, 0),
544 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_25_MIX_HP_LEFT, 7, 1, 0),
545 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_25_MIX_HP_LEFT, 0, 1, 0),
546 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_25_MIX_HP_LEFT, 7, 1, 0),
547 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_25_MIX_HP_LEFT, 5, 1, 0),
548 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_25_MIX_HP_LEFT, 6, 1, 0),
549 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_25_MIX_HP_LEFT, 1, 1, 0),
550 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_25_MIX_HP_LEFT, 2, 1, 0),
551 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_25_MIX_HP_LEFT, 3, 1, 0),
552 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_25_MIX_HP_LEFT, 4, 1, 0),
553 };
554
555 /* Right headphone mixer switch */
556 static const struct snd_kcontrol_new max98088_right_hp_mixer_controls[] = {
557 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_26_MIX_HP_RIGHT, 7, 1, 0),
558 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_26_MIX_HP_RIGHT, 0, 1, 0),
559 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_26_MIX_HP_RIGHT, 7, 1, 0),
560 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_26_MIX_HP_RIGHT, 0, 1, 0),
561 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_26_MIX_HP_RIGHT, 5, 1, 0),
562 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_26_MIX_HP_RIGHT, 6, 1, 0),
563 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_26_MIX_HP_RIGHT, 1, 1, 0),
564 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_26_MIX_HP_RIGHT, 2, 1, 0),
565 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_26_MIX_HP_RIGHT, 3, 1, 0),
566 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_26_MIX_HP_RIGHT, 4, 1, 0),
567 };
568
569 /* Left earpiece/receiver mixer switch */
570 static const struct snd_kcontrol_new max98088_left_rec_mixer_controls[] = {
571 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_28_MIX_REC_LEFT, 0, 1, 0),
572 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_28_MIX_REC_LEFT, 7, 1, 0),
573 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_28_MIX_REC_LEFT, 0, 1, 0),
574 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_28_MIX_REC_LEFT, 7, 1, 0),
575 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_28_MIX_REC_LEFT, 5, 1, 0),
576 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_28_MIX_REC_LEFT, 6, 1, 0),
577 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_28_MIX_REC_LEFT, 1, 1, 0),
578 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_28_MIX_REC_LEFT, 2, 1, 0),
579 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_28_MIX_REC_LEFT, 3, 1, 0),
580 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_28_MIX_REC_LEFT, 4, 1, 0),
581 };
582
583 /* Right earpiece/receiver mixer switch */
584 static const struct snd_kcontrol_new max98088_right_rec_mixer_controls[] = {
585 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_29_MIX_REC_RIGHT, 7, 1, 0),
586 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_29_MIX_REC_RIGHT, 0, 1, 0),
587 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_29_MIX_REC_RIGHT, 7, 1, 0),
588 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_29_MIX_REC_RIGHT, 0, 1, 0),
589 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_29_MIX_REC_RIGHT, 5, 1, 0),
590 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_29_MIX_REC_RIGHT, 6, 1, 0),
591 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_29_MIX_REC_RIGHT, 1, 1, 0),
592 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_29_MIX_REC_RIGHT, 2, 1, 0),
593 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_29_MIX_REC_RIGHT, 3, 1, 0),
594 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_29_MIX_REC_RIGHT, 4, 1, 0),
595 };
596
597 /* Left ADC mixer switch */
598 static const struct snd_kcontrol_new max98088_left_ADC_mixer_controls[] = {
599 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_23_MIX_ADC_LEFT, 7, 1, 0),
600 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_23_MIX_ADC_LEFT, 6, 1, 0),
601 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_23_MIX_ADC_LEFT, 3, 1, 0),
602 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_23_MIX_ADC_LEFT, 2, 1, 0),
603 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_23_MIX_ADC_LEFT, 1, 1, 0),
604 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_23_MIX_ADC_LEFT, 0, 1, 0),
605 };
606
607 /* Right ADC mixer switch */
608 static const struct snd_kcontrol_new max98088_right_ADC_mixer_controls[] = {
609 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_24_MIX_ADC_RIGHT, 7, 1, 0),
610 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_24_MIX_ADC_RIGHT, 6, 1, 0),
611 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_24_MIX_ADC_RIGHT, 3, 1, 0),
612 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_24_MIX_ADC_RIGHT, 2, 1, 0),
613 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_24_MIX_ADC_RIGHT, 1, 1, 0),
614 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_24_MIX_ADC_RIGHT, 0, 1, 0),
615 };
616
617 static int max98088_mic_event(struct snd_soc_dapm_widget *w,
618 struct snd_kcontrol *kcontrol, int event)
619 {
620 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
621 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
622
623 switch (event) {
624 case SND_SOC_DAPM_POST_PMU:
625 if (w->reg == M98088_REG_35_LVL_MIC1) {
626 snd_soc_update_bits(codec, w->reg, M98088_MICPRE_MASK,
627 (1+max98088->mic1pre)<<M98088_MICPRE_SHIFT);
628 } else {
629 snd_soc_update_bits(codec, w->reg, M98088_MICPRE_MASK,
630 (1+max98088->mic2pre)<<M98088_MICPRE_SHIFT);
631 }
632 break;
633 case SND_SOC_DAPM_POST_PMD:
634 snd_soc_update_bits(codec, w->reg, M98088_MICPRE_MASK, 0);
635 break;
636 default:
637 return -EINVAL;
638 }
639
640 return 0;
641 }
642
643 /*
644 * The line inputs are 2-channel stereo inputs with the left
645 * and right channels sharing a common PGA power control signal.
646 */
647 static int max98088_line_pga(struct snd_soc_dapm_widget *w,
648 int event, int line, u8 channel)
649 {
650 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
651 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
652 u8 *state;
653
654 if (WARN_ON(!(channel == 1 || channel == 2)))
655 return -EINVAL;
656
657 switch (line) {
658 case LINE_INA:
659 state = &max98088->ina_state;
660 break;
661 case LINE_INB:
662 state = &max98088->inb_state;
663 break;
664 default:
665 return -EINVAL;
666 }
667
668 switch (event) {
669 case SND_SOC_DAPM_POST_PMU:
670 *state |= channel;
671 snd_soc_update_bits(codec, w->reg,
672 (1 << w->shift), (1 << w->shift));
673 break;
674 case SND_SOC_DAPM_POST_PMD:
675 *state &= ~channel;
676 if (*state == 0) {
677 snd_soc_update_bits(codec, w->reg,
678 (1 << w->shift), 0);
679 }
680 break;
681 default:
682 return -EINVAL;
683 }
684
685 return 0;
686 }
687
688 static int max98088_pga_ina1_event(struct snd_soc_dapm_widget *w,
689 struct snd_kcontrol *k, int event)
690 {
691 return max98088_line_pga(w, event, LINE_INA, 1);
692 }
693
694 static int max98088_pga_ina2_event(struct snd_soc_dapm_widget *w,
695 struct snd_kcontrol *k, int event)
696 {
697 return max98088_line_pga(w, event, LINE_INA, 2);
698 }
699
700 static int max98088_pga_inb1_event(struct snd_soc_dapm_widget *w,
701 struct snd_kcontrol *k, int event)
702 {
703 return max98088_line_pga(w, event, LINE_INB, 1);
704 }
705
706 static int max98088_pga_inb2_event(struct snd_soc_dapm_widget *w,
707 struct snd_kcontrol *k, int event)
708 {
709 return max98088_line_pga(w, event, LINE_INB, 2);
710 }
711
712 static const struct snd_soc_dapm_widget max98088_dapm_widgets[] = {
713
714 SND_SOC_DAPM_ADC("ADCL", "HiFi Capture", M98088_REG_4C_PWR_EN_IN, 1, 0),
715 SND_SOC_DAPM_ADC("ADCR", "HiFi Capture", M98088_REG_4C_PWR_EN_IN, 0, 0),
716
717 SND_SOC_DAPM_DAC("DACL1", "HiFi Playback",
718 M98088_REG_4D_PWR_EN_OUT, 1, 0),
719 SND_SOC_DAPM_DAC("DACR1", "HiFi Playback",
720 M98088_REG_4D_PWR_EN_OUT, 0, 0),
721 SND_SOC_DAPM_DAC("DACL2", "Aux Playback",
722 M98088_REG_4D_PWR_EN_OUT, 1, 0),
723 SND_SOC_DAPM_DAC("DACR2", "Aux Playback",
724 M98088_REG_4D_PWR_EN_OUT, 0, 0),
725
726 SND_SOC_DAPM_PGA("HP Left Out", M98088_REG_4D_PWR_EN_OUT,
727 7, 0, NULL, 0),
728 SND_SOC_DAPM_PGA("HP Right Out", M98088_REG_4D_PWR_EN_OUT,
729 6, 0, NULL, 0),
730
731 SND_SOC_DAPM_PGA("SPK Left Out", M98088_REG_4D_PWR_EN_OUT,
732 5, 0, NULL, 0),
733 SND_SOC_DAPM_PGA("SPK Right Out", M98088_REG_4D_PWR_EN_OUT,
734 4, 0, NULL, 0),
735
736 SND_SOC_DAPM_PGA("REC Left Out", M98088_REG_4D_PWR_EN_OUT,
737 3, 0, NULL, 0),
738 SND_SOC_DAPM_PGA("REC Right Out", M98088_REG_4D_PWR_EN_OUT,
739 2, 0, NULL, 0),
740
741 SND_SOC_DAPM_MUX("External MIC", SND_SOC_NOPM, 0, 0,
742 &max98088_extmic_mux),
743
744 SND_SOC_DAPM_MIXER("Left HP Mixer", SND_SOC_NOPM, 0, 0,
745 &max98088_left_hp_mixer_controls[0],
746 ARRAY_SIZE(max98088_left_hp_mixer_controls)),
747
748 SND_SOC_DAPM_MIXER("Right HP Mixer", SND_SOC_NOPM, 0, 0,
749 &max98088_right_hp_mixer_controls[0],
750 ARRAY_SIZE(max98088_right_hp_mixer_controls)),
751
752 SND_SOC_DAPM_MIXER("Left SPK Mixer", SND_SOC_NOPM, 0, 0,
753 &max98088_left_speaker_mixer_controls[0],
754 ARRAY_SIZE(max98088_left_speaker_mixer_controls)),
755
756 SND_SOC_DAPM_MIXER("Right SPK Mixer", SND_SOC_NOPM, 0, 0,
757 &max98088_right_speaker_mixer_controls[0],
758 ARRAY_SIZE(max98088_right_speaker_mixer_controls)),
759
760 SND_SOC_DAPM_MIXER("Left REC Mixer", SND_SOC_NOPM, 0, 0,
761 &max98088_left_rec_mixer_controls[0],
762 ARRAY_SIZE(max98088_left_rec_mixer_controls)),
763
764 SND_SOC_DAPM_MIXER("Right REC Mixer", SND_SOC_NOPM, 0, 0,
765 &max98088_right_rec_mixer_controls[0],
766 ARRAY_SIZE(max98088_right_rec_mixer_controls)),
767
768 SND_SOC_DAPM_MIXER("Left ADC Mixer", SND_SOC_NOPM, 0, 0,
769 &max98088_left_ADC_mixer_controls[0],
770 ARRAY_SIZE(max98088_left_ADC_mixer_controls)),
771
772 SND_SOC_DAPM_MIXER("Right ADC Mixer", SND_SOC_NOPM, 0, 0,
773 &max98088_right_ADC_mixer_controls[0],
774 ARRAY_SIZE(max98088_right_ADC_mixer_controls)),
775
776 SND_SOC_DAPM_PGA_E("MIC1 Input", M98088_REG_35_LVL_MIC1,
777 5, 0, NULL, 0, max98088_mic_event,
778 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
779
780 SND_SOC_DAPM_PGA_E("MIC2 Input", M98088_REG_36_LVL_MIC2,
781 5, 0, NULL, 0, max98088_mic_event,
782 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
783
784 SND_SOC_DAPM_PGA_E("INA1 Input", M98088_REG_4C_PWR_EN_IN,
785 7, 0, NULL, 0, max98088_pga_ina1_event,
786 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
787
788 SND_SOC_DAPM_PGA_E("INA2 Input", M98088_REG_4C_PWR_EN_IN,
789 7, 0, NULL, 0, max98088_pga_ina2_event,
790 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
791
792 SND_SOC_DAPM_PGA_E("INB1 Input", M98088_REG_4C_PWR_EN_IN,
793 6, 0, NULL, 0, max98088_pga_inb1_event,
794 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
795
796 SND_SOC_DAPM_PGA_E("INB2 Input", M98088_REG_4C_PWR_EN_IN,
797 6, 0, NULL, 0, max98088_pga_inb2_event,
798 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
799
800 SND_SOC_DAPM_MICBIAS("MICBIAS", M98088_REG_4C_PWR_EN_IN, 3, 0),
801
802 SND_SOC_DAPM_OUTPUT("HPL"),
803 SND_SOC_DAPM_OUTPUT("HPR"),
804 SND_SOC_DAPM_OUTPUT("SPKL"),
805 SND_SOC_DAPM_OUTPUT("SPKR"),
806 SND_SOC_DAPM_OUTPUT("RECL"),
807 SND_SOC_DAPM_OUTPUT("RECR"),
808
809 SND_SOC_DAPM_INPUT("MIC1"),
810 SND_SOC_DAPM_INPUT("MIC2"),
811 SND_SOC_DAPM_INPUT("INA1"),
812 SND_SOC_DAPM_INPUT("INA2"),
813 SND_SOC_DAPM_INPUT("INB1"),
814 SND_SOC_DAPM_INPUT("INB2"),
815 };
816
817 static const struct snd_soc_dapm_route max98088_audio_map[] = {
818 /* Left headphone output mixer */
819 {"Left HP Mixer", "Left DAC1 Switch", "DACL1"},
820 {"Left HP Mixer", "Left DAC2 Switch", "DACL2"},
821 {"Left HP Mixer", "Right DAC1 Switch", "DACR1"},
822 {"Left HP Mixer", "Right DAC2 Switch", "DACR2"},
823 {"Left HP Mixer", "MIC1 Switch", "MIC1 Input"},
824 {"Left HP Mixer", "MIC2 Switch", "MIC2 Input"},
825 {"Left HP Mixer", "INA1 Switch", "INA1 Input"},
826 {"Left HP Mixer", "INA2 Switch", "INA2 Input"},
827 {"Left HP Mixer", "INB1 Switch", "INB1 Input"},
828 {"Left HP Mixer", "INB2 Switch", "INB2 Input"},
829
830 /* Right headphone output mixer */
831 {"Right HP Mixer", "Left DAC1 Switch", "DACL1"},
832 {"Right HP Mixer", "Left DAC2 Switch", "DACL2" },
833 {"Right HP Mixer", "Right DAC1 Switch", "DACR1"},
834 {"Right HP Mixer", "Right DAC2 Switch", "DACR2"},
835 {"Right HP Mixer", "MIC1 Switch", "MIC1 Input"},
836 {"Right HP Mixer", "MIC2 Switch", "MIC2 Input"},
837 {"Right HP Mixer", "INA1 Switch", "INA1 Input"},
838 {"Right HP Mixer", "INA2 Switch", "INA2 Input"},
839 {"Right HP Mixer", "INB1 Switch", "INB1 Input"},
840 {"Right HP Mixer", "INB2 Switch", "INB2 Input"},
841
842 /* Left speaker output mixer */
843 {"Left SPK Mixer", "Left DAC1 Switch", "DACL1"},
844 {"Left SPK Mixer", "Left DAC2 Switch", "DACL2"},
845 {"Left SPK Mixer", "Right DAC1 Switch", "DACR1"},
846 {"Left SPK Mixer", "Right DAC2 Switch", "DACR2"},
847 {"Left SPK Mixer", "MIC1 Switch", "MIC1 Input"},
848 {"Left SPK Mixer", "MIC2 Switch", "MIC2 Input"},
849 {"Left SPK Mixer", "INA1 Switch", "INA1 Input"},
850 {"Left SPK Mixer", "INA2 Switch", "INA2 Input"},
851 {"Left SPK Mixer", "INB1 Switch", "INB1 Input"},
852 {"Left SPK Mixer", "INB2 Switch", "INB2 Input"},
853
854 /* Right speaker output mixer */
855 {"Right SPK Mixer", "Left DAC1 Switch", "DACL1"},
856 {"Right SPK Mixer", "Left DAC2 Switch", "DACL2"},
857 {"Right SPK Mixer", "Right DAC1 Switch", "DACR1"},
858 {"Right SPK Mixer", "Right DAC2 Switch", "DACR2"},
859 {"Right SPK Mixer", "MIC1 Switch", "MIC1 Input"},
860 {"Right SPK Mixer", "MIC2 Switch", "MIC2 Input"},
861 {"Right SPK Mixer", "INA1 Switch", "INA1 Input"},
862 {"Right SPK Mixer", "INA2 Switch", "INA2 Input"},
863 {"Right SPK Mixer", "INB1 Switch", "INB1 Input"},
864 {"Right SPK Mixer", "INB2 Switch", "INB2 Input"},
865
866 /* Earpiece/Receiver output mixer */
867 {"Left REC Mixer", "Left DAC1 Switch", "DACL1"},
868 {"Left REC Mixer", "Left DAC2 Switch", "DACL2"},
869 {"Left REC Mixer", "Right DAC1 Switch", "DACR1"},
870 {"Left REC Mixer", "Right DAC2 Switch", "DACR2"},
871 {"Left REC Mixer", "MIC1 Switch", "MIC1 Input"},
872 {"Left REC Mixer", "MIC2 Switch", "MIC2 Input"},
873 {"Left REC Mixer", "INA1 Switch", "INA1 Input"},
874 {"Left REC Mixer", "INA2 Switch", "INA2 Input"},
875 {"Left REC Mixer", "INB1 Switch", "INB1 Input"},
876 {"Left REC Mixer", "INB2 Switch", "INB2 Input"},
877
878 /* Earpiece/Receiver output mixer */
879 {"Right REC Mixer", "Left DAC1 Switch", "DACL1"},
880 {"Right REC Mixer", "Left DAC2 Switch", "DACL2"},
881 {"Right REC Mixer", "Right DAC1 Switch", "DACR1"},
882 {"Right REC Mixer", "Right DAC2 Switch", "DACR2"},
883 {"Right REC Mixer", "MIC1 Switch", "MIC1 Input"},
884 {"Right REC Mixer", "MIC2 Switch", "MIC2 Input"},
885 {"Right REC Mixer", "INA1 Switch", "INA1 Input"},
886 {"Right REC Mixer", "INA2 Switch", "INA2 Input"},
887 {"Right REC Mixer", "INB1 Switch", "INB1 Input"},
888 {"Right REC Mixer", "INB2 Switch", "INB2 Input"},
889
890 {"HP Left Out", NULL, "Left HP Mixer"},
891 {"HP Right Out", NULL, "Right HP Mixer"},
892 {"SPK Left Out", NULL, "Left SPK Mixer"},
893 {"SPK Right Out", NULL, "Right SPK Mixer"},
894 {"REC Left Out", NULL, "Left REC Mixer"},
895 {"REC Right Out", NULL, "Right REC Mixer"},
896
897 {"HPL", NULL, "HP Left Out"},
898 {"HPR", NULL, "HP Right Out"},
899 {"SPKL", NULL, "SPK Left Out"},
900 {"SPKR", NULL, "SPK Right Out"},
901 {"RECL", NULL, "REC Left Out"},
902 {"RECR", NULL, "REC Right Out"},
903
904 /* Left ADC input mixer */
905 {"Left ADC Mixer", "MIC1 Switch", "MIC1 Input"},
906 {"Left ADC Mixer", "MIC2 Switch", "MIC2 Input"},
907 {"Left ADC Mixer", "INA1 Switch", "INA1 Input"},
908 {"Left ADC Mixer", "INA2 Switch", "INA2 Input"},
909 {"Left ADC Mixer", "INB1 Switch", "INB1 Input"},
910 {"Left ADC Mixer", "INB2 Switch", "INB2 Input"},
911
912 /* Right ADC input mixer */
913 {"Right ADC Mixer", "MIC1 Switch", "MIC1 Input"},
914 {"Right ADC Mixer", "MIC2 Switch", "MIC2 Input"},
915 {"Right ADC Mixer", "INA1 Switch", "INA1 Input"},
916 {"Right ADC Mixer", "INA2 Switch", "INA2 Input"},
917 {"Right ADC Mixer", "INB1 Switch", "INB1 Input"},
918 {"Right ADC Mixer", "INB2 Switch", "INB2 Input"},
919
920 /* Inputs */
921 {"ADCL", NULL, "Left ADC Mixer"},
922 {"ADCR", NULL, "Right ADC Mixer"},
923 {"INA1 Input", NULL, "INA1"},
924 {"INA2 Input", NULL, "INA2"},
925 {"INB1 Input", NULL, "INB1"},
926 {"INB2 Input", NULL, "INB2"},
927 {"MIC1 Input", NULL, "MIC1"},
928 {"MIC2 Input", NULL, "MIC2"},
929 };
930
931 /* codec mclk clock divider coefficients */
932 static const struct {
933 u32 rate;
934 u8 sr;
935 } rate_table[] = {
936 {8000, 0x10},
937 {11025, 0x20},
938 {16000, 0x30},
939 {22050, 0x40},
940 {24000, 0x50},
941 {32000, 0x60},
942 {44100, 0x70},
943 {48000, 0x80},
944 {88200, 0x90},
945 {96000, 0xA0},
946 };
947
948 static inline int rate_value(int rate, u8 *value)
949 {
950 int i;
951
952 for (i = 0; i < ARRAY_SIZE(rate_table); i++) {
953 if (rate_table[i].rate >= rate) {
954 *value = rate_table[i].sr;
955 return 0;
956 }
957 }
958 *value = rate_table[0].sr;
959 return -EINVAL;
960 }
961
962 static int max98088_dai1_hw_params(struct snd_pcm_substream *substream,
963 struct snd_pcm_hw_params *params,
964 struct snd_soc_dai *dai)
965 {
966 struct snd_soc_codec *codec = dai->codec;
967 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
968 struct max98088_cdata *cdata;
969 unsigned long long ni;
970 unsigned int rate;
971 u8 regval;
972
973 cdata = &max98088->dai[0];
974
975 rate = params_rate(params);
976
977 switch (params_width(params)) {
978 case 16:
979 snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT,
980 M98088_DAI_WS, 0);
981 break;
982 case 24:
983 snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT,
984 M98088_DAI_WS, M98088_DAI_WS);
985 break;
986 default:
987 return -EINVAL;
988 }
989
990 snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, 0);
991
992 if (rate_value(rate, &regval))
993 return -EINVAL;
994
995 snd_soc_update_bits(codec, M98088_REG_11_DAI1_CLKMODE,
996 M98088_CLKMODE_MASK, regval);
997 cdata->rate = rate;
998
999 /* Configure NI when operating as master */
1000 if (snd_soc_read(codec, M98088_REG_14_DAI1_FORMAT)
1001 & M98088_DAI_MAS) {
1002 if (max98088->sysclk == 0) {
1003 dev_err(codec->dev, "Invalid system clock frequency\n");
1004 return -EINVAL;
1005 }
1006 ni = 65536ULL * (rate < 50000 ? 96ULL : 48ULL)
1007 * (unsigned long long int)rate;
1008 do_div(ni, (unsigned long long int)max98088->sysclk);
1009 snd_soc_write(codec, M98088_REG_12_DAI1_CLKCFG_HI,
1010 (ni >> 8) & 0x7F);
1011 snd_soc_write(codec, M98088_REG_13_DAI1_CLKCFG_LO,
1012 ni & 0xFF);
1013 }
1014
1015 /* Update sample rate mode */
1016 if (rate < 50000)
1017 snd_soc_update_bits(codec, M98088_REG_18_DAI1_FILTERS,
1018 M98088_DAI_DHF, 0);
1019 else
1020 snd_soc_update_bits(codec, M98088_REG_18_DAI1_FILTERS,
1021 M98088_DAI_DHF, M98088_DAI_DHF);
1022
1023 snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS, M98088_SHDNRUN,
1024 M98088_SHDNRUN);
1025
1026 return 0;
1027 }
1028
1029 static int max98088_dai2_hw_params(struct snd_pcm_substream *substream,
1030 struct snd_pcm_hw_params *params,
1031 struct snd_soc_dai *dai)
1032 {
1033 struct snd_soc_codec *codec = dai->codec;
1034 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
1035 struct max98088_cdata *cdata;
1036 unsigned long long ni;
1037 unsigned int rate;
1038 u8 regval;
1039
1040 cdata = &max98088->dai[1];
1041
1042 rate = params_rate(params);
1043
1044 switch (params_width(params)) {
1045 case 16:
1046 snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT,
1047 M98088_DAI_WS, 0);
1048 break;
1049 case 24:
1050 snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT,
1051 M98088_DAI_WS, M98088_DAI_WS);
1052 break;
1053 default:
1054 return -EINVAL;
1055 }
1056
1057 snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, 0);
1058
1059 if (rate_value(rate, &regval))
1060 return -EINVAL;
1061
1062 snd_soc_update_bits(codec, M98088_REG_19_DAI2_CLKMODE,
1063 M98088_CLKMODE_MASK, regval);
1064 cdata->rate = rate;
1065
1066 /* Configure NI when operating as master */
1067 if (snd_soc_read(codec, M98088_REG_1C_DAI2_FORMAT)
1068 & M98088_DAI_MAS) {
1069 if (max98088->sysclk == 0) {
1070 dev_err(codec->dev, "Invalid system clock frequency\n");
1071 return -EINVAL;
1072 }
1073 ni = 65536ULL * (rate < 50000 ? 96ULL : 48ULL)
1074 * (unsigned long long int)rate;
1075 do_div(ni, (unsigned long long int)max98088->sysclk);
1076 snd_soc_write(codec, M98088_REG_1A_DAI2_CLKCFG_HI,
1077 (ni >> 8) & 0x7F);
1078 snd_soc_write(codec, M98088_REG_1B_DAI2_CLKCFG_LO,
1079 ni & 0xFF);
1080 }
1081
1082 /* Update sample rate mode */
1083 if (rate < 50000)
1084 snd_soc_update_bits(codec, M98088_REG_20_DAI2_FILTERS,
1085 M98088_DAI_DHF, 0);
1086 else
1087 snd_soc_update_bits(codec, M98088_REG_20_DAI2_FILTERS,
1088 M98088_DAI_DHF, M98088_DAI_DHF);
1089
1090 snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS, M98088_SHDNRUN,
1091 M98088_SHDNRUN);
1092
1093 return 0;
1094 }
1095
1096 static int max98088_dai_set_sysclk(struct snd_soc_dai *dai,
1097 int clk_id, unsigned int freq, int dir)
1098 {
1099 struct snd_soc_codec *codec = dai->codec;
1100 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
1101
1102 /* Requested clock frequency is already setup */
1103 if (freq == max98088->sysclk)
1104 return 0;
1105
1106 /* Setup clocks for slave mode, and using the PLL
1107 * PSCLK = 0x01 (when master clk is 10MHz to 20MHz)
1108 * 0x02 (when master clk is 20MHz to 30MHz)..
1109 */
1110 if ((freq >= 10000000) && (freq < 20000000)) {
1111 snd_soc_write(codec, M98088_REG_10_SYS_CLK, 0x10);
1112 } else if ((freq >= 20000000) && (freq < 30000000)) {
1113 snd_soc_write(codec, M98088_REG_10_SYS_CLK, 0x20);
1114 } else {
1115 dev_err(codec->dev, "Invalid master clock frequency\n");
1116 return -EINVAL;
1117 }
1118
1119 if (snd_soc_read(codec, M98088_REG_51_PWR_SYS) & M98088_SHDNRUN) {
1120 snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS,
1121 M98088_SHDNRUN, 0);
1122 snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS,
1123 M98088_SHDNRUN, M98088_SHDNRUN);
1124 }
1125
1126 dev_dbg(dai->dev, "Clock source is %d at %uHz\n", clk_id, freq);
1127
1128 max98088->sysclk = freq;
1129 return 0;
1130 }
1131
1132 static int max98088_dai1_set_fmt(struct snd_soc_dai *codec_dai,
1133 unsigned int fmt)
1134 {
1135 struct snd_soc_codec *codec = codec_dai->codec;
1136 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
1137 struct max98088_cdata *cdata;
1138 u8 reg15val;
1139 u8 reg14val = 0;
1140
1141 cdata = &max98088->dai[0];
1142
1143 if (fmt != cdata->fmt) {
1144 cdata->fmt = fmt;
1145
1146 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1147 case SND_SOC_DAIFMT_CBS_CFS:
1148 /* Slave mode PLL */
1149 snd_soc_write(codec, M98088_REG_12_DAI1_CLKCFG_HI,
1150 0x80);
1151 snd_soc_write(codec, M98088_REG_13_DAI1_CLKCFG_LO,
1152 0x00);
1153 break;
1154 case SND_SOC_DAIFMT_CBM_CFM:
1155 /* Set to master mode */
1156 reg14val |= M98088_DAI_MAS;
1157 break;
1158 case SND_SOC_DAIFMT_CBS_CFM:
1159 case SND_SOC_DAIFMT_CBM_CFS:
1160 default:
1161 dev_err(codec->dev, "Clock mode unsupported");
1162 return -EINVAL;
1163 }
1164
1165 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1166 case SND_SOC_DAIFMT_I2S:
1167 reg14val |= M98088_DAI_DLY;
1168 break;
1169 case SND_SOC_DAIFMT_LEFT_J:
1170 break;
1171 default:
1172 return -EINVAL;
1173 }
1174
1175 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1176 case SND_SOC_DAIFMT_NB_NF:
1177 break;
1178 case SND_SOC_DAIFMT_NB_IF:
1179 reg14val |= M98088_DAI_WCI;
1180 break;
1181 case SND_SOC_DAIFMT_IB_NF:
1182 reg14val |= M98088_DAI_BCI;
1183 break;
1184 case SND_SOC_DAIFMT_IB_IF:
1185 reg14val |= M98088_DAI_BCI|M98088_DAI_WCI;
1186 break;
1187 default:
1188 return -EINVAL;
1189 }
1190
1191 snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT,
1192 M98088_DAI_MAS | M98088_DAI_DLY | M98088_DAI_BCI |
1193 M98088_DAI_WCI, reg14val);
1194
1195 reg15val = M98088_DAI_BSEL64;
1196 if (max98088->digmic)
1197 reg15val |= M98088_DAI_OSR64;
1198 snd_soc_write(codec, M98088_REG_15_DAI1_CLOCK, reg15val);
1199 }
1200
1201 return 0;
1202 }
1203
1204 static int max98088_dai2_set_fmt(struct snd_soc_dai *codec_dai,
1205 unsigned int fmt)
1206 {
1207 struct snd_soc_codec *codec = codec_dai->codec;
1208 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
1209 struct max98088_cdata *cdata;
1210 u8 reg1Cval = 0;
1211
1212 cdata = &max98088->dai[1];
1213
1214 if (fmt != cdata->fmt) {
1215 cdata->fmt = fmt;
1216
1217 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1218 case SND_SOC_DAIFMT_CBS_CFS:
1219 /* Slave mode PLL */
1220 snd_soc_write(codec, M98088_REG_1A_DAI2_CLKCFG_HI,
1221 0x80);
1222 snd_soc_write(codec, M98088_REG_1B_DAI2_CLKCFG_LO,
1223 0x00);
1224 break;
1225 case SND_SOC_DAIFMT_CBM_CFM:
1226 /* Set to master mode */
1227 reg1Cval |= M98088_DAI_MAS;
1228 break;
1229 case SND_SOC_DAIFMT_CBS_CFM:
1230 case SND_SOC_DAIFMT_CBM_CFS:
1231 default:
1232 dev_err(codec->dev, "Clock mode unsupported");
1233 return -EINVAL;
1234 }
1235
1236 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1237 case SND_SOC_DAIFMT_I2S:
1238 reg1Cval |= M98088_DAI_DLY;
1239 break;
1240 case SND_SOC_DAIFMT_LEFT_J:
1241 break;
1242 default:
1243 return -EINVAL;
1244 }
1245
1246 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1247 case SND_SOC_DAIFMT_NB_NF:
1248 break;
1249 case SND_SOC_DAIFMT_NB_IF:
1250 reg1Cval |= M98088_DAI_WCI;
1251 break;
1252 case SND_SOC_DAIFMT_IB_NF:
1253 reg1Cval |= M98088_DAI_BCI;
1254 break;
1255 case SND_SOC_DAIFMT_IB_IF:
1256 reg1Cval |= M98088_DAI_BCI|M98088_DAI_WCI;
1257 break;
1258 default:
1259 return -EINVAL;
1260 }
1261
1262 snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT,
1263 M98088_DAI_MAS | M98088_DAI_DLY | M98088_DAI_BCI |
1264 M98088_DAI_WCI, reg1Cval);
1265
1266 snd_soc_write(codec, M98088_REG_1D_DAI2_CLOCK,
1267 M98088_DAI_BSEL64);
1268 }
1269
1270 return 0;
1271 }
1272
1273 static int max98088_dai1_digital_mute(struct snd_soc_dai *codec_dai, int mute)
1274 {
1275 struct snd_soc_codec *codec = codec_dai->codec;
1276 int reg;
1277
1278 if (mute)
1279 reg = M98088_DAI_MUTE;
1280 else
1281 reg = 0;
1282
1283 snd_soc_update_bits(codec, M98088_REG_2F_LVL_DAI1_PLAY,
1284 M98088_DAI_MUTE_MASK, reg);
1285 return 0;
1286 }
1287
1288 static int max98088_dai2_digital_mute(struct snd_soc_dai *codec_dai, int mute)
1289 {
1290 struct snd_soc_codec *codec = codec_dai->codec;
1291 int reg;
1292
1293 if (mute)
1294 reg = M98088_DAI_MUTE;
1295 else
1296 reg = 0;
1297
1298 snd_soc_update_bits(codec, M98088_REG_31_LVL_DAI2_PLAY,
1299 M98088_DAI_MUTE_MASK, reg);
1300 return 0;
1301 }
1302
1303 static int max98088_set_bias_level(struct snd_soc_codec *codec,
1304 enum snd_soc_bias_level level)
1305 {
1306 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
1307
1308 switch (level) {
1309 case SND_SOC_BIAS_ON:
1310 break;
1311
1312 case SND_SOC_BIAS_PREPARE:
1313 break;
1314
1315 case SND_SOC_BIAS_STANDBY:
1316 if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF)
1317 regcache_sync(max98088->regmap);
1318
1319 snd_soc_update_bits(codec, M98088_REG_4C_PWR_EN_IN,
1320 M98088_MBEN, M98088_MBEN);
1321 break;
1322
1323 case SND_SOC_BIAS_OFF:
1324 snd_soc_update_bits(codec, M98088_REG_4C_PWR_EN_IN,
1325 M98088_MBEN, 0);
1326 regcache_mark_dirty(max98088->regmap);
1327 break;
1328 }
1329 return 0;
1330 }
1331
1332 #define MAX98088_RATES SNDRV_PCM_RATE_8000_96000
1333 #define MAX98088_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
1334
1335 static const struct snd_soc_dai_ops max98088_dai1_ops = {
1336 .set_sysclk = max98088_dai_set_sysclk,
1337 .set_fmt = max98088_dai1_set_fmt,
1338 .hw_params = max98088_dai1_hw_params,
1339 .digital_mute = max98088_dai1_digital_mute,
1340 };
1341
1342 static const struct snd_soc_dai_ops max98088_dai2_ops = {
1343 .set_sysclk = max98088_dai_set_sysclk,
1344 .set_fmt = max98088_dai2_set_fmt,
1345 .hw_params = max98088_dai2_hw_params,
1346 .digital_mute = max98088_dai2_digital_mute,
1347 };
1348
1349 static struct snd_soc_dai_driver max98088_dai[] = {
1350 {
1351 .name = "HiFi",
1352 .playback = {
1353 .stream_name = "HiFi Playback",
1354 .channels_min = 1,
1355 .channels_max = 2,
1356 .rates = MAX98088_RATES,
1357 .formats = MAX98088_FORMATS,
1358 },
1359 .capture = {
1360 .stream_name = "HiFi Capture",
1361 .channels_min = 1,
1362 .channels_max = 2,
1363 .rates = MAX98088_RATES,
1364 .formats = MAX98088_FORMATS,
1365 },
1366 .ops = &max98088_dai1_ops,
1367 },
1368 {
1369 .name = "Aux",
1370 .playback = {
1371 .stream_name = "Aux Playback",
1372 .channels_min = 1,
1373 .channels_max = 2,
1374 .rates = MAX98088_RATES,
1375 .formats = MAX98088_FORMATS,
1376 },
1377 .ops = &max98088_dai2_ops,
1378 }
1379 };
1380
1381 static const char *eq_mode_name[] = {"EQ1 Mode", "EQ2 Mode"};
1382
1383 static int max98088_get_channel(struct snd_soc_codec *codec, const char *name)
1384 {
1385 int i;
1386
1387 for (i = 0; i < ARRAY_SIZE(eq_mode_name); i++)
1388 if (strcmp(name, eq_mode_name[i]) == 0)
1389 return i;
1390
1391 /* Shouldn't happen */
1392 dev_err(codec->dev, "Bad EQ channel name '%s'\n", name);
1393 return -EINVAL;
1394 }
1395
1396 static void max98088_setup_eq1(struct snd_soc_codec *codec)
1397 {
1398 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
1399 struct max98088_pdata *pdata = max98088->pdata;
1400 struct max98088_eq_cfg *coef_set;
1401 int best, best_val, save, i, sel, fs;
1402 struct max98088_cdata *cdata;
1403
1404 cdata = &max98088->dai[0];
1405
1406 if (!pdata || !max98088->eq_textcnt)
1407 return;
1408
1409 /* Find the selected configuration with nearest sample rate */
1410 fs = cdata->rate;
1411 sel = cdata->eq_sel;
1412
1413 best = 0;
1414 best_val = INT_MAX;
1415 for (i = 0; i < pdata->eq_cfgcnt; i++) {
1416 if (strcmp(pdata->eq_cfg[i].name, max98088->eq_texts[sel]) == 0 &&
1417 abs(pdata->eq_cfg[i].rate - fs) < best_val) {
1418 best = i;
1419 best_val = abs(pdata->eq_cfg[i].rate - fs);
1420 }
1421 }
1422
1423 dev_dbg(codec->dev, "Selected %s/%dHz for %dHz sample rate\n",
1424 pdata->eq_cfg[best].name,
1425 pdata->eq_cfg[best].rate, fs);
1426
1427 /* Disable EQ while configuring, and save current on/off state */
1428 save = snd_soc_read(codec, M98088_REG_49_CFG_LEVEL);
1429 snd_soc_update_bits(codec, M98088_REG_49_CFG_LEVEL, M98088_EQ1EN, 0);
1430
1431 coef_set = &pdata->eq_cfg[sel];
1432
1433 m98088_eq_band(codec, 0, 0, coef_set->band1);
1434 m98088_eq_band(codec, 0, 1, coef_set->band2);
1435 m98088_eq_band(codec, 0, 2, coef_set->band3);
1436 m98088_eq_band(codec, 0, 3, coef_set->band4);
1437 m98088_eq_band(codec, 0, 4, coef_set->band5);
1438
1439 /* Restore the original on/off state */
1440 snd_soc_update_bits(codec, M98088_REG_49_CFG_LEVEL, M98088_EQ1EN, save);
1441 }
1442
1443 static void max98088_setup_eq2(struct snd_soc_codec *codec)
1444 {
1445 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
1446 struct max98088_pdata *pdata = max98088->pdata;
1447 struct max98088_eq_cfg *coef_set;
1448 int best, best_val, save, i, sel, fs;
1449 struct max98088_cdata *cdata;
1450
1451 cdata = &max98088->dai[1];
1452
1453 if (!pdata || !max98088->eq_textcnt)
1454 return;
1455
1456 /* Find the selected configuration with nearest sample rate */
1457 fs = cdata->rate;
1458
1459 sel = cdata->eq_sel;
1460 best = 0;
1461 best_val = INT_MAX;
1462 for (i = 0; i < pdata->eq_cfgcnt; i++) {
1463 if (strcmp(pdata->eq_cfg[i].name, max98088->eq_texts[sel]) == 0 &&
1464 abs(pdata->eq_cfg[i].rate - fs) < best_val) {
1465 best = i;
1466 best_val = abs(pdata->eq_cfg[i].rate - fs);
1467 }
1468 }
1469
1470 dev_dbg(codec->dev, "Selected %s/%dHz for %dHz sample rate\n",
1471 pdata->eq_cfg[best].name,
1472 pdata->eq_cfg[best].rate, fs);
1473
1474 /* Disable EQ while configuring, and save current on/off state */
1475 save = snd_soc_read(codec, M98088_REG_49_CFG_LEVEL);
1476 snd_soc_update_bits(codec, M98088_REG_49_CFG_LEVEL, M98088_EQ2EN, 0);
1477
1478 coef_set = &pdata->eq_cfg[sel];
1479
1480 m98088_eq_band(codec, 1, 0, coef_set->band1);
1481 m98088_eq_band(codec, 1, 1, coef_set->band2);
1482 m98088_eq_band(codec, 1, 2, coef_set->band3);
1483 m98088_eq_band(codec, 1, 3, coef_set->band4);
1484 m98088_eq_band(codec, 1, 4, coef_set->band5);
1485
1486 /* Restore the original on/off state */
1487 snd_soc_update_bits(codec, M98088_REG_49_CFG_LEVEL, M98088_EQ2EN,
1488 save);
1489 }
1490
1491 static int max98088_put_eq_enum(struct snd_kcontrol *kcontrol,
1492 struct snd_ctl_elem_value *ucontrol)
1493 {
1494 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
1495 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
1496 struct max98088_pdata *pdata = max98088->pdata;
1497 int channel = max98088_get_channel(codec, kcontrol->id.name);
1498 struct max98088_cdata *cdata;
1499 int sel = ucontrol->value.enumerated.item[0];
1500
1501 if (channel < 0)
1502 return channel;
1503
1504 cdata = &max98088->dai[channel];
1505
1506 if (sel >= pdata->eq_cfgcnt)
1507 return -EINVAL;
1508
1509 cdata->eq_sel = sel;
1510
1511 switch (channel) {
1512 case 0:
1513 max98088_setup_eq1(codec);
1514 break;
1515 case 1:
1516 max98088_setup_eq2(codec);
1517 break;
1518 }
1519
1520 return 0;
1521 }
1522
1523 static int max98088_get_eq_enum(struct snd_kcontrol *kcontrol,
1524 struct snd_ctl_elem_value *ucontrol)
1525 {
1526 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
1527 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
1528 int channel = max98088_get_channel(codec, kcontrol->id.name);
1529 struct max98088_cdata *cdata;
1530
1531 if (channel < 0)
1532 return channel;
1533
1534 cdata = &max98088->dai[channel];
1535 ucontrol->value.enumerated.item[0] = cdata->eq_sel;
1536 return 0;
1537 }
1538
1539 static void max98088_handle_eq_pdata(struct snd_soc_codec *codec)
1540 {
1541 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
1542 struct max98088_pdata *pdata = max98088->pdata;
1543 struct max98088_eq_cfg *cfg;
1544 unsigned int cfgcnt;
1545 int i, j;
1546 const char **t;
1547 int ret;
1548 struct snd_kcontrol_new controls[] = {
1549 SOC_ENUM_EXT((char *)eq_mode_name[0],
1550 max98088->eq_enum,
1551 max98088_get_eq_enum,
1552 max98088_put_eq_enum),
1553 SOC_ENUM_EXT((char *)eq_mode_name[1],
1554 max98088->eq_enum,
1555 max98088_get_eq_enum,
1556 max98088_put_eq_enum),
1557 };
1558 BUILD_BUG_ON(ARRAY_SIZE(controls) != ARRAY_SIZE(eq_mode_name));
1559
1560 cfg = pdata->eq_cfg;
1561 cfgcnt = pdata->eq_cfgcnt;
1562
1563 /* Setup an array of texts for the equalizer enum.
1564 * This is based on Mark Brown's equalizer driver code.
1565 */
1566 max98088->eq_textcnt = 0;
1567 max98088->eq_texts = NULL;
1568 for (i = 0; i < cfgcnt; i++) {
1569 for (j = 0; j < max98088->eq_textcnt; j++) {
1570 if (strcmp(cfg[i].name, max98088->eq_texts[j]) == 0)
1571 break;
1572 }
1573
1574 if (j != max98088->eq_textcnt)
1575 continue;
1576
1577 /* Expand the array */
1578 t = krealloc(max98088->eq_texts,
1579 sizeof(char *) * (max98088->eq_textcnt + 1),
1580 GFP_KERNEL);
1581 if (t == NULL)
1582 continue;
1583
1584 /* Store the new entry */
1585 t[max98088->eq_textcnt] = cfg[i].name;
1586 max98088->eq_textcnt++;
1587 max98088->eq_texts = t;
1588 }
1589
1590 /* Now point the soc_enum to .texts array items */
1591 max98088->eq_enum.texts = max98088->eq_texts;
1592 max98088->eq_enum.items = max98088->eq_textcnt;
1593
1594 ret = snd_soc_add_codec_controls(codec, controls, ARRAY_SIZE(controls));
1595 if (ret != 0)
1596 dev_err(codec->dev, "Failed to add EQ control: %d\n", ret);
1597 }
1598
1599 static void max98088_handle_pdata(struct snd_soc_codec *codec)
1600 {
1601 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
1602 struct max98088_pdata *pdata = max98088->pdata;
1603 u8 regval = 0;
1604
1605 if (!pdata) {
1606 dev_dbg(codec->dev, "No platform data\n");
1607 return;
1608 }
1609
1610 /* Configure mic for analog/digital mic mode */
1611 if (pdata->digmic_left_mode)
1612 regval |= M98088_DIGMIC_L;
1613
1614 if (pdata->digmic_right_mode)
1615 regval |= M98088_DIGMIC_R;
1616
1617 max98088->digmic = (regval ? 1 : 0);
1618
1619 snd_soc_write(codec, M98088_REG_48_CFG_MIC, regval);
1620
1621 /* Configure receiver output */
1622 regval = ((pdata->receiver_mode) ? M98088_REC_LINEMODE : 0);
1623 snd_soc_update_bits(codec, M98088_REG_2A_MIC_REC_CNTL,
1624 M98088_REC_LINEMODE_MASK, regval);
1625
1626 /* Configure equalizers */
1627 if (pdata->eq_cfgcnt)
1628 max98088_handle_eq_pdata(codec);
1629 }
1630
1631 static int max98088_probe(struct snd_soc_codec *codec)
1632 {
1633 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
1634 struct max98088_cdata *cdata;
1635 int ret = 0;
1636
1637 regcache_mark_dirty(max98088->regmap);
1638
1639 /* initialize private data */
1640
1641 max98088->sysclk = (unsigned)-1;
1642 max98088->eq_textcnt = 0;
1643
1644 cdata = &max98088->dai[0];
1645 cdata->rate = (unsigned)-1;
1646 cdata->fmt = (unsigned)-1;
1647 cdata->eq_sel = 0;
1648
1649 cdata = &max98088->dai[1];
1650 cdata->rate = (unsigned)-1;
1651 cdata->fmt = (unsigned)-1;
1652 cdata->eq_sel = 0;
1653
1654 max98088->ina_state = 0;
1655 max98088->inb_state = 0;
1656 max98088->ex_mode = 0;
1657 max98088->digmic = 0;
1658 max98088->mic1pre = 0;
1659 max98088->mic2pre = 0;
1660
1661 ret = snd_soc_read(codec, M98088_REG_FF_REV_ID);
1662 if (ret < 0) {
1663 dev_err(codec->dev, "Failed to read device revision: %d\n",
1664 ret);
1665 goto err_access;
1666 }
1667 dev_info(codec->dev, "revision %c\n", ret - 0x40 + 'A');
1668
1669 snd_soc_write(codec, M98088_REG_51_PWR_SYS, M98088_PWRSV);
1670
1671 snd_soc_write(codec, M98088_REG_0F_IRQ_ENABLE, 0x00);
1672
1673 snd_soc_write(codec, M98088_REG_22_MIX_DAC,
1674 M98088_DAI1L_TO_DACL|M98088_DAI2L_TO_DACL|
1675 M98088_DAI1R_TO_DACR|M98088_DAI2R_TO_DACR);
1676
1677 snd_soc_write(codec, M98088_REG_4E_BIAS_CNTL, 0xF0);
1678 snd_soc_write(codec, M98088_REG_50_DAC_BIAS2, 0x0F);
1679
1680 snd_soc_write(codec, M98088_REG_16_DAI1_IOCFG,
1681 M98088_S1NORMAL|M98088_SDATA);
1682
1683 snd_soc_write(codec, M98088_REG_1E_DAI2_IOCFG,
1684 M98088_S2NORMAL|M98088_SDATA);
1685
1686 max98088_handle_pdata(codec);
1687
1688 err_access:
1689 return ret;
1690 }
1691
1692 static int max98088_remove(struct snd_soc_codec *codec)
1693 {
1694 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
1695
1696 kfree(max98088->eq_texts);
1697
1698 return 0;
1699 }
1700
1701 static struct snd_soc_codec_driver soc_codec_dev_max98088 = {
1702 .probe = max98088_probe,
1703 .remove = max98088_remove,
1704 .set_bias_level = max98088_set_bias_level,
1705 .suspend_bias_off = true,
1706
1707 .component_driver = {
1708 .controls = max98088_snd_controls,
1709 .num_controls = ARRAY_SIZE(max98088_snd_controls),
1710 .dapm_widgets = max98088_dapm_widgets,
1711 .num_dapm_widgets = ARRAY_SIZE(max98088_dapm_widgets),
1712 .dapm_routes = max98088_audio_map,
1713 .num_dapm_routes = ARRAY_SIZE(max98088_audio_map),
1714 },
1715 };
1716
1717 static int max98088_i2c_probe(struct i2c_client *i2c,
1718 const struct i2c_device_id *id)
1719 {
1720 struct max98088_priv *max98088;
1721 int ret;
1722
1723 max98088 = devm_kzalloc(&i2c->dev, sizeof(struct max98088_priv),
1724 GFP_KERNEL);
1725 if (max98088 == NULL)
1726 return -ENOMEM;
1727
1728 max98088->regmap = devm_regmap_init_i2c(i2c, &max98088_regmap);
1729 if (IS_ERR(max98088->regmap))
1730 return PTR_ERR(max98088->regmap);
1731
1732 max98088->devtype = id->driver_data;
1733
1734 i2c_set_clientdata(i2c, max98088);
1735 max98088->pdata = i2c->dev.platform_data;
1736
1737 ret = snd_soc_register_codec(&i2c->dev,
1738 &soc_codec_dev_max98088, &max98088_dai[0], 2);
1739 return ret;
1740 }
1741
1742 static int max98088_i2c_remove(struct i2c_client *client)
1743 {
1744 snd_soc_unregister_codec(&client->dev);
1745 return 0;
1746 }
1747
1748 static const struct i2c_device_id max98088_i2c_id[] = {
1749 { "max98088", MAX98088 },
1750 { "max98089", MAX98089 },
1751 { }
1752 };
1753 MODULE_DEVICE_TABLE(i2c, max98088_i2c_id);
1754
1755 static struct i2c_driver max98088_i2c_driver = {
1756 .driver = {
1757 .name = "max98088",
1758 },
1759 .probe = max98088_i2c_probe,
1760 .remove = max98088_i2c_remove,
1761 .id_table = max98088_i2c_id,
1762 };
1763
1764 module_i2c_driver(max98088_i2c_driver);
1765
1766 MODULE_DESCRIPTION("ALSA SoC MAX98088 driver");
1767 MODULE_AUTHOR("Peter Hsiang, Jesse Marroquin");
1768 MODULE_LICENSE("GPL");
Linux kernel - Deliverables
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