1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * max98088.c -- MAX98088 ALSA SoC Audio driver
4 *
5 * Copyright 2010 Maxim Integrated Products
6 */
7
8 #include <linux/module.h>
9 #include <linux/moduleparam.h>
10 #include <linux/kernel.h>
11 #include <linux/init.h>
12 #include <linux/delay.h>
13 #include <linux/pm.h>
14 #include <linux/i2c.h>
15 #include <linux/regmap.h>
16 #include <linux/clk.h>
17 #include <sound/core.h>
18 #include <sound/pcm.h>
19 #include <sound/pcm_params.h>
20 #include <sound/soc.h>
21 #include <sound/initval.h>
22 #include <sound/tlv.h>
23 #include <linux/slab.h>
24 #include <asm/div64.h>
25 #include <sound/max98088.h>
26 #include "max98088.h"
27
28 enum max98088_type {
29 MAX98088,
30 MAX98089,
31 };
32
33 struct max98088_cdata {
34 unsigned int rate;
35 unsigned int fmt;
36 int eq_sel;
37 };
38
39 struct max98088_priv {
40 struct regmap *regmap;
41 enum max98088_type devtype;
42 struct max98088_pdata *pdata;
43 struct clk *mclk;
44 unsigned char mclk_prescaler;
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_component *component, 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_component_write(component, eq_reg++, M98088_BYTE1(coefs[i]));
329 snd_soc_component_write(component, 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_component *component = snd_soc_kcontrol_component(kcontrol);
384 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
385 unsigned int sel = ucontrol->value.integer.value[0];
386
387 max98088->mic1pre = sel;
388 snd_soc_component_update_bits(component, 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_component *component = snd_soc_kcontrol_component(kcontrol);
398 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
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_component *component = snd_soc_kcontrol_component(kcontrol);
408 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
409 unsigned int sel = ucontrol->value.integer.value[0];
410
411 max98088->mic2pre = sel;
412 snd_soc_component_update_bits(component, 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_component *component = snd_soc_kcontrol_component(kcontrol);
422 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
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("Noise Gate Threshold", M98088_REG_40_MICAGC_THRESH,
478 4, 15, 0),
479
480 SOC_SINGLE("INA Volume", M98088_REG_37_LVL_INA, 0, 7, 1),
481 SOC_SINGLE("INB Volume", M98088_REG_38_LVL_INB, 0, 7, 1),
482
483 SOC_SINGLE("ADCL Volume", M98088_REG_33_LVL_ADC_L, 0, 15, 0),
484 SOC_SINGLE("ADCR Volume", M98088_REG_34_LVL_ADC_R, 0, 15, 0),
485
486 SOC_SINGLE("ADCL Boost Volume", M98088_REG_33_LVL_ADC_L, 4, 3, 0),
487 SOC_SINGLE("ADCR Boost Volume", M98088_REG_34_LVL_ADC_R, 4, 3, 0),
488
489 SOC_SINGLE("EQ1 Switch", M98088_REG_49_CFG_LEVEL, 0, 1, 0),
490 SOC_SINGLE("EQ2 Switch", M98088_REG_49_CFG_LEVEL, 1, 1, 0),
491
492 SOC_ENUM("EX Limiter Mode", max98088_exmode_enum),
493 SOC_ENUM("EX Limiter Threshold", max98088_ex_thresh_enum),
494
495 SOC_ENUM("DAI1 Filter Mode", max98088_filter_mode_enum),
496 SOC_ENUM("DAI1 DAC Filter", max98088_dai1_dac_filter_enum),
497 SOC_ENUM("DAI1 ADC Filter", max98088_dai1_adc_filter_enum),
498 SOC_SINGLE("DAI2 DC Block Switch", M98088_REG_20_DAI2_FILTERS,
499 0, 1, 0),
500
501 SOC_SINGLE("ALC Switch", M98088_REG_43_SPKALC_COMP, 7, 1, 0),
502 SOC_SINGLE("ALC Threshold", M98088_REG_43_SPKALC_COMP, 0, 7, 0),
503 SOC_SINGLE("ALC Multiband", M98088_REG_43_SPKALC_COMP, 3, 1, 0),
504 SOC_SINGLE("ALC Release Time", M98088_REG_43_SPKALC_COMP, 4, 7, 0),
505
506 SOC_SINGLE("PWR Limiter Threshold", M98088_REG_44_PWRLMT_CFG,
507 4, 15, 0),
508 SOC_SINGLE("PWR Limiter Weight", M98088_REG_44_PWRLMT_CFG, 0, 7, 0),
509 SOC_SINGLE("PWR Limiter Time1", M98088_REG_45_PWRLMT_TIME, 0, 15, 0),
510 SOC_SINGLE("PWR Limiter Time2", M98088_REG_45_PWRLMT_TIME, 4, 15, 0),
511
512 SOC_SINGLE("THD Limiter Threshold", M98088_REG_46_THDLMT_CFG, 4, 15, 0),
513 SOC_SINGLE("THD Limiter Time", M98088_REG_46_THDLMT_CFG, 0, 7, 0),
514 };
515
516 /* Left speaker mixer switch */
517 static const struct snd_kcontrol_new max98088_left_speaker_mixer_controls[] = {
518 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 0, 1, 0),
519 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 7, 1, 0),
520 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 0, 1, 0),
521 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 7, 1, 0),
522 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 5, 1, 0),
523 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 6, 1, 0),
524 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 1, 1, 0),
525 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 2, 1, 0),
526 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 3, 1, 0),
527 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 4, 1, 0),
528 };
529
530 /* Right speaker mixer switch */
531 static const struct snd_kcontrol_new max98088_right_speaker_mixer_controls[] = {
532 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 7, 1, 0),
533 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 0, 1, 0),
534 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 7, 1, 0),
535 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 0, 1, 0),
536 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 5, 1, 0),
537 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 6, 1, 0),
538 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 1, 1, 0),
539 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 2, 1, 0),
540 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 3, 1, 0),
541 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 4, 1, 0),
542 };
543
544 /* Left headphone mixer switch */
545 static const struct snd_kcontrol_new max98088_left_hp_mixer_controls[] = {
546 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_25_MIX_HP_LEFT, 0, 1, 0),
547 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_25_MIX_HP_LEFT, 7, 1, 0),
548 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_25_MIX_HP_LEFT, 0, 1, 0),
549 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_25_MIX_HP_LEFT, 7, 1, 0),
550 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_25_MIX_HP_LEFT, 5, 1, 0),
551 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_25_MIX_HP_LEFT, 6, 1, 0),
552 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_25_MIX_HP_LEFT, 1, 1, 0),
553 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_25_MIX_HP_LEFT, 2, 1, 0),
554 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_25_MIX_HP_LEFT, 3, 1, 0),
555 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_25_MIX_HP_LEFT, 4, 1, 0),
556 };
557
558 /* Right headphone mixer switch */
559 static const struct snd_kcontrol_new max98088_right_hp_mixer_controls[] = {
560 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_26_MIX_HP_RIGHT, 7, 1, 0),
561 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_26_MIX_HP_RIGHT, 0, 1, 0),
562 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_26_MIX_HP_RIGHT, 7, 1, 0),
563 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_26_MIX_HP_RIGHT, 0, 1, 0),
564 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_26_MIX_HP_RIGHT, 5, 1, 0),
565 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_26_MIX_HP_RIGHT, 6, 1, 0),
566 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_26_MIX_HP_RIGHT, 1, 1, 0),
567 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_26_MIX_HP_RIGHT, 2, 1, 0),
568 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_26_MIX_HP_RIGHT, 3, 1, 0),
569 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_26_MIX_HP_RIGHT, 4, 1, 0),
570 };
571
572 /* Left earpiece/receiver mixer switch */
573 static const struct snd_kcontrol_new max98088_left_rec_mixer_controls[] = {
574 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_28_MIX_REC_LEFT, 0, 1, 0),
575 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_28_MIX_REC_LEFT, 7, 1, 0),
576 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_28_MIX_REC_LEFT, 0, 1, 0),
577 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_28_MIX_REC_LEFT, 7, 1, 0),
578 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_28_MIX_REC_LEFT, 5, 1, 0),
579 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_28_MIX_REC_LEFT, 6, 1, 0),
580 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_28_MIX_REC_LEFT, 1, 1, 0),
581 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_28_MIX_REC_LEFT, 2, 1, 0),
582 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_28_MIX_REC_LEFT, 3, 1, 0),
583 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_28_MIX_REC_LEFT, 4, 1, 0),
584 };
585
586 /* Right earpiece/receiver mixer switch */
587 static const struct snd_kcontrol_new max98088_right_rec_mixer_controls[] = {
588 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_29_MIX_REC_RIGHT, 7, 1, 0),
589 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_29_MIX_REC_RIGHT, 0, 1, 0),
590 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_29_MIX_REC_RIGHT, 7, 1, 0),
591 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_29_MIX_REC_RIGHT, 0, 1, 0),
592 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_29_MIX_REC_RIGHT, 5, 1, 0),
593 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_29_MIX_REC_RIGHT, 6, 1, 0),
594 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_29_MIX_REC_RIGHT, 1, 1, 0),
595 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_29_MIX_REC_RIGHT, 2, 1, 0),
596 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_29_MIX_REC_RIGHT, 3, 1, 0),
597 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_29_MIX_REC_RIGHT, 4, 1, 0),
598 };
599
600 /* Left ADC mixer switch */
601 static const struct snd_kcontrol_new max98088_left_ADC_mixer_controls[] = {
602 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_23_MIX_ADC_LEFT, 7, 1, 0),
603 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_23_MIX_ADC_LEFT, 6, 1, 0),
604 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_23_MIX_ADC_LEFT, 3, 1, 0),
605 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_23_MIX_ADC_LEFT, 2, 1, 0),
606 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_23_MIX_ADC_LEFT, 1, 1, 0),
607 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_23_MIX_ADC_LEFT, 0, 1, 0),
608 };
609
610 /* Right ADC mixer switch */
611 static const struct snd_kcontrol_new max98088_right_ADC_mixer_controls[] = {
612 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_24_MIX_ADC_RIGHT, 7, 1, 0),
613 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_24_MIX_ADC_RIGHT, 6, 1, 0),
614 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_24_MIX_ADC_RIGHT, 3, 1, 0),
615 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_24_MIX_ADC_RIGHT, 2, 1, 0),
616 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_24_MIX_ADC_RIGHT, 1, 1, 0),
617 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_24_MIX_ADC_RIGHT, 0, 1, 0),
618 };
619
620 static int max98088_mic_event(struct snd_soc_dapm_widget *w,
621 struct snd_kcontrol *kcontrol, int event)
622 {
623 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
624 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
625
626 switch (event) {
627 case SND_SOC_DAPM_POST_PMU:
628 if (w->reg == M98088_REG_35_LVL_MIC1) {
629 snd_soc_component_update_bits(component, w->reg, M98088_MICPRE_MASK,
630 (1+max98088->mic1pre)<<M98088_MICPRE_SHIFT);
631 } else {
632 snd_soc_component_update_bits(component, w->reg, M98088_MICPRE_MASK,
633 (1+max98088->mic2pre)<<M98088_MICPRE_SHIFT);
634 }
635 break;
636 case SND_SOC_DAPM_POST_PMD:
637 snd_soc_component_update_bits(component, w->reg, M98088_MICPRE_MASK, 0);
638 break;
639 default:
640 return -EINVAL;
641 }
642
643 return 0;
644 }
645
646 /*
647 * The line inputs are 2-channel stereo inputs with the left
648 * and right channels sharing a common PGA power control signal.
649 */
650 static int max98088_line_pga(struct snd_soc_dapm_widget *w,
651 int event, int line, u8 channel)
652 {
653 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
654 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
655 u8 *state;
656
657 if (WARN_ON(!(channel == 1 || channel == 2)))
658 return -EINVAL;
659
660 switch (line) {
661 case LINE_INA:
662 state = &max98088->ina_state;
663 break;
664 case LINE_INB:
665 state = &max98088->inb_state;
666 break;
667 default:
668 return -EINVAL;
669 }
670
671 switch (event) {
672 case SND_SOC_DAPM_POST_PMU:
673 *state |= channel;
674 snd_soc_component_update_bits(component, w->reg,
675 (1 << w->shift), (1 << w->shift));
676 break;
677 case SND_SOC_DAPM_POST_PMD:
678 *state &= ~channel;
679 if (*state == 0) {
680 snd_soc_component_update_bits(component, w->reg,
681 (1 << w->shift), 0);
682 }
683 break;
684 default:
685 return -EINVAL;
686 }
687
688 return 0;
689 }
690
691 static int max98088_pga_ina1_event(struct snd_soc_dapm_widget *w,
692 struct snd_kcontrol *k, int event)
693 {
694 return max98088_line_pga(w, event, LINE_INA, 1);
695 }
696
697 static int max98088_pga_ina2_event(struct snd_soc_dapm_widget *w,
698 struct snd_kcontrol *k, int event)
699 {
700 return max98088_line_pga(w, event, LINE_INA, 2);
701 }
702
703 static int max98088_pga_inb1_event(struct snd_soc_dapm_widget *w,
704 struct snd_kcontrol *k, int event)
705 {
706 return max98088_line_pga(w, event, LINE_INB, 1);
707 }
708
709 static int max98088_pga_inb2_event(struct snd_soc_dapm_widget *w,
710 struct snd_kcontrol *k, int event)
711 {
712 return max98088_line_pga(w, event, LINE_INB, 2);
713 }
714
715 static const struct snd_soc_dapm_widget max98088_dapm_widgets[] = {
716
717 SND_SOC_DAPM_ADC("ADCL", "HiFi Capture", M98088_REG_4C_PWR_EN_IN, 1, 0),
718 SND_SOC_DAPM_ADC("ADCR", "HiFi Capture", M98088_REG_4C_PWR_EN_IN, 0, 0),
719
720 SND_SOC_DAPM_DAC("DACL1", "HiFi Playback",
721 M98088_REG_4D_PWR_EN_OUT, 1, 0),
722 SND_SOC_DAPM_DAC("DACR1", "HiFi Playback",
723 M98088_REG_4D_PWR_EN_OUT, 0, 0),
724 SND_SOC_DAPM_DAC("DACL2", "Aux Playback",
725 M98088_REG_4D_PWR_EN_OUT, 1, 0),
726 SND_SOC_DAPM_DAC("DACR2", "Aux Playback",
727 M98088_REG_4D_PWR_EN_OUT, 0, 0),
728
729 SND_SOC_DAPM_PGA("HP Left Out", M98088_REG_4D_PWR_EN_OUT,
730 7, 0, NULL, 0),
731 SND_SOC_DAPM_PGA("HP Right Out", M98088_REG_4D_PWR_EN_OUT,
732 6, 0, NULL, 0),
733
734 SND_SOC_DAPM_PGA("SPK Left Out", M98088_REG_4D_PWR_EN_OUT,
735 5, 0, NULL, 0),
736 SND_SOC_DAPM_PGA("SPK Right Out", M98088_REG_4D_PWR_EN_OUT,
737 4, 0, NULL, 0),
738
739 SND_SOC_DAPM_PGA("REC Left Out", M98088_REG_4D_PWR_EN_OUT,
740 3, 0, NULL, 0),
741 SND_SOC_DAPM_PGA("REC Right Out", M98088_REG_4D_PWR_EN_OUT,
742 2, 0, NULL, 0),
743
744 SND_SOC_DAPM_MUX("External MIC", SND_SOC_NOPM, 0, 0,
745 &max98088_extmic_mux),
746
747 SND_SOC_DAPM_MIXER("Left HP Mixer", SND_SOC_NOPM, 0, 0,
748 &max98088_left_hp_mixer_controls[0],
749 ARRAY_SIZE(max98088_left_hp_mixer_controls)),
750
751 SND_SOC_DAPM_MIXER("Right HP Mixer", SND_SOC_NOPM, 0, 0,
752 &max98088_right_hp_mixer_controls[0],
753 ARRAY_SIZE(max98088_right_hp_mixer_controls)),
754
755 SND_SOC_DAPM_MIXER("Left SPK Mixer", SND_SOC_NOPM, 0, 0,
756 &max98088_left_speaker_mixer_controls[0],
757 ARRAY_SIZE(max98088_left_speaker_mixer_controls)),
758
759 SND_SOC_DAPM_MIXER("Right SPK Mixer", SND_SOC_NOPM, 0, 0,
760 &max98088_right_speaker_mixer_controls[0],
761 ARRAY_SIZE(max98088_right_speaker_mixer_controls)),
762
763 SND_SOC_DAPM_MIXER("Left REC Mixer", SND_SOC_NOPM, 0, 0,
764 &max98088_left_rec_mixer_controls[0],
765 ARRAY_SIZE(max98088_left_rec_mixer_controls)),
766
767 SND_SOC_DAPM_MIXER("Right REC Mixer", SND_SOC_NOPM, 0, 0,
768 &max98088_right_rec_mixer_controls[0],
769 ARRAY_SIZE(max98088_right_rec_mixer_controls)),
770
771 SND_SOC_DAPM_MIXER("Left ADC Mixer", SND_SOC_NOPM, 0, 0,
772 &max98088_left_ADC_mixer_controls[0],
773 ARRAY_SIZE(max98088_left_ADC_mixer_controls)),
774
775 SND_SOC_DAPM_MIXER("Right ADC Mixer", SND_SOC_NOPM, 0, 0,
776 &max98088_right_ADC_mixer_controls[0],
777 ARRAY_SIZE(max98088_right_ADC_mixer_controls)),
778
779 SND_SOC_DAPM_PGA_E("MIC1 Input", M98088_REG_35_LVL_MIC1,
780 5, 0, NULL, 0, max98088_mic_event,
781 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
782
783 SND_SOC_DAPM_PGA_E("MIC2 Input", M98088_REG_36_LVL_MIC2,
784 5, 0, NULL, 0, max98088_mic_event,
785 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
786
787 SND_SOC_DAPM_PGA_E("INA1 Input", M98088_REG_4C_PWR_EN_IN,
788 7, 0, NULL, 0, max98088_pga_ina1_event,
789 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
790
791 SND_SOC_DAPM_PGA_E("INA2 Input", M98088_REG_4C_PWR_EN_IN,
792 7, 0, NULL, 0, max98088_pga_ina2_event,
793 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
794
795 SND_SOC_DAPM_PGA_E("INB1 Input", M98088_REG_4C_PWR_EN_IN,
796 6, 0, NULL, 0, max98088_pga_inb1_event,
797 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
798
799 SND_SOC_DAPM_PGA_E("INB2 Input", M98088_REG_4C_PWR_EN_IN,
800 6, 0, NULL, 0, max98088_pga_inb2_event,
801 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
802
803 SND_SOC_DAPM_MICBIAS("MICBIAS", M98088_REG_4C_PWR_EN_IN, 3, 0),
804
805 SND_SOC_DAPM_OUTPUT("HPL"),
806 SND_SOC_DAPM_OUTPUT("HPR"),
807 SND_SOC_DAPM_OUTPUT("SPKL"),
808 SND_SOC_DAPM_OUTPUT("SPKR"),
809 SND_SOC_DAPM_OUTPUT("RECL"),
810 SND_SOC_DAPM_OUTPUT("RECR"),
811
812 SND_SOC_DAPM_INPUT("MIC1"),
813 SND_SOC_DAPM_INPUT("MIC2"),
814 SND_SOC_DAPM_INPUT("INA1"),
815 SND_SOC_DAPM_INPUT("INA2"),
816 SND_SOC_DAPM_INPUT("INB1"),
817 SND_SOC_DAPM_INPUT("INB2"),
818 };
819
820 static const struct snd_soc_dapm_route max98088_audio_map[] = {
821 /* Left headphone output mixer */
822 {"Left HP Mixer", "Left DAC1 Switch", "DACL1"},
823 {"Left HP Mixer", "Left DAC2 Switch", "DACL2"},
824 {"Left HP Mixer", "Right DAC1 Switch", "DACR1"},
825 {"Left HP Mixer", "Right DAC2 Switch", "DACR2"},
826 {"Left HP Mixer", "MIC1 Switch", "MIC1 Input"},
827 {"Left HP Mixer", "MIC2 Switch", "MIC2 Input"},
828 {"Left HP Mixer", "INA1 Switch", "INA1 Input"},
829 {"Left HP Mixer", "INA2 Switch", "INA2 Input"},
830 {"Left HP Mixer", "INB1 Switch", "INB1 Input"},
831 {"Left HP Mixer", "INB2 Switch", "INB2 Input"},
832
833 /* Right headphone output mixer */
834 {"Right HP Mixer", "Left DAC1 Switch", "DACL1"},
835 {"Right HP Mixer", "Left DAC2 Switch", "DACL2" },
836 {"Right HP Mixer", "Right DAC1 Switch", "DACR1"},
837 {"Right HP Mixer", "Right DAC2 Switch", "DACR2"},
838 {"Right HP Mixer", "MIC1 Switch", "MIC1 Input"},
839 {"Right HP Mixer", "MIC2 Switch", "MIC2 Input"},
840 {"Right HP Mixer", "INA1 Switch", "INA1 Input"},
841 {"Right HP Mixer", "INA2 Switch", "INA2 Input"},
842 {"Right HP Mixer", "INB1 Switch", "INB1 Input"},
843 {"Right HP Mixer", "INB2 Switch", "INB2 Input"},
844
845 /* Left speaker output mixer */
846 {"Left SPK Mixer", "Left DAC1 Switch", "DACL1"},
847 {"Left SPK Mixer", "Left DAC2 Switch", "DACL2"},
848 {"Left SPK Mixer", "Right DAC1 Switch", "DACR1"},
849 {"Left SPK Mixer", "Right DAC2 Switch", "DACR2"},
850 {"Left SPK Mixer", "MIC1 Switch", "MIC1 Input"},
851 {"Left SPK Mixer", "MIC2 Switch", "MIC2 Input"},
852 {"Left SPK Mixer", "INA1 Switch", "INA1 Input"},
853 {"Left SPK Mixer", "INA2 Switch", "INA2 Input"},
854 {"Left SPK Mixer", "INB1 Switch", "INB1 Input"},
855 {"Left SPK Mixer", "INB2 Switch", "INB2 Input"},
856
857 /* Right speaker output mixer */
858 {"Right SPK Mixer", "Left DAC1 Switch", "DACL1"},
859 {"Right SPK Mixer", "Left DAC2 Switch", "DACL2"},
860 {"Right SPK Mixer", "Right DAC1 Switch", "DACR1"},
861 {"Right SPK Mixer", "Right DAC2 Switch", "DACR2"},
862 {"Right SPK Mixer", "MIC1 Switch", "MIC1 Input"},
863 {"Right SPK Mixer", "MIC2 Switch", "MIC2 Input"},
864 {"Right SPK Mixer", "INA1 Switch", "INA1 Input"},
865 {"Right SPK Mixer", "INA2 Switch", "INA2 Input"},
866 {"Right SPK Mixer", "INB1 Switch", "INB1 Input"},
867 {"Right SPK Mixer", "INB2 Switch", "INB2 Input"},
868
869 /* Earpiece/Receiver output mixer */
870 {"Left REC Mixer", "Left DAC1 Switch", "DACL1"},
871 {"Left REC Mixer", "Left DAC2 Switch", "DACL2"},
872 {"Left REC Mixer", "Right DAC1 Switch", "DACR1"},
873 {"Left REC Mixer", "Right DAC2 Switch", "DACR2"},
874 {"Left REC Mixer", "MIC1 Switch", "MIC1 Input"},
875 {"Left REC Mixer", "MIC2 Switch", "MIC2 Input"},
876 {"Left REC Mixer", "INA1 Switch", "INA1 Input"},
877 {"Left REC Mixer", "INA2 Switch", "INA2 Input"},
878 {"Left REC Mixer", "INB1 Switch", "INB1 Input"},
879 {"Left REC Mixer", "INB2 Switch", "INB2 Input"},
880
881 /* Earpiece/Receiver output mixer */
882 {"Right REC Mixer", "Left DAC1 Switch", "DACL1"},
883 {"Right REC Mixer", "Left DAC2 Switch", "DACL2"},
884 {"Right REC Mixer", "Right DAC1 Switch", "DACR1"},
885 {"Right REC Mixer", "Right DAC2 Switch", "DACR2"},
886 {"Right REC Mixer", "MIC1 Switch", "MIC1 Input"},
887 {"Right REC Mixer", "MIC2 Switch", "MIC2 Input"},
888 {"Right REC Mixer", "INA1 Switch", "INA1 Input"},
889 {"Right REC Mixer", "INA2 Switch", "INA2 Input"},
890 {"Right REC Mixer", "INB1 Switch", "INB1 Input"},
891 {"Right REC Mixer", "INB2 Switch", "INB2 Input"},
892
893 {"HP Left Out", NULL, "Left HP Mixer"},
894 {"HP Right Out", NULL, "Right HP Mixer"},
895 {"SPK Left Out", NULL, "Left SPK Mixer"},
896 {"SPK Right Out", NULL, "Right SPK Mixer"},
897 {"REC Left Out", NULL, "Left REC Mixer"},
898 {"REC Right Out", NULL, "Right REC Mixer"},
899
900 {"HPL", NULL, "HP Left Out"},
901 {"HPR", NULL, "HP Right Out"},
902 {"SPKL", NULL, "SPK Left Out"},
903 {"SPKR", NULL, "SPK Right Out"},
904 {"RECL", NULL, "REC Left Out"},
905 {"RECR", NULL, "REC Right Out"},
906
907 /* Left ADC input mixer */
908 {"Left ADC Mixer", "MIC1 Switch", "MIC1 Input"},
909 {"Left ADC Mixer", "MIC2 Switch", "MIC2 Input"},
910 {"Left ADC Mixer", "INA1 Switch", "INA1 Input"},
911 {"Left ADC Mixer", "INA2 Switch", "INA2 Input"},
912 {"Left ADC Mixer", "INB1 Switch", "INB1 Input"},
913 {"Left ADC Mixer", "INB2 Switch", "INB2 Input"},
914
915 /* Right ADC input mixer */
916 {"Right ADC Mixer", "MIC1 Switch", "MIC1 Input"},
917 {"Right ADC Mixer", "MIC2 Switch", "MIC2 Input"},
918 {"Right ADC Mixer", "INA1 Switch", "INA1 Input"},
919 {"Right ADC Mixer", "INA2 Switch", "INA2 Input"},
920 {"Right ADC Mixer", "INB1 Switch", "INB1 Input"},
921 {"Right ADC Mixer", "INB2 Switch", "INB2 Input"},
922
923 /* Inputs */
924 {"ADCL", NULL, "Left ADC Mixer"},
925 {"ADCR", NULL, "Right ADC Mixer"},
926 {"INA1 Input", NULL, "INA1"},
927 {"INA2 Input", NULL, "INA2"},
928 {"INB1 Input", NULL, "INB1"},
929 {"INB2 Input", NULL, "INB2"},
930 {"MIC1 Input", NULL, "MIC1"},
931 {"MIC2 Input", NULL, "MIC2"},
932 };
933
934 /* codec mclk clock divider coefficients */
935 static const struct {
936 u32 rate;
937 u8 sr;
938 } rate_table[] = {
939 {8000, 0x10},
940 {11025, 0x20},
941 {16000, 0x30},
942 {22050, 0x40},
943 {24000, 0x50},
944 {32000, 0x60},
945 {44100, 0x70},
946 {48000, 0x80},
947 {88200, 0x90},
948 {96000, 0xA0},
949 };
950
951 static inline int rate_value(int rate, u8 *value)
952 {
953 int i;
954
955 for (i = 0; i < ARRAY_SIZE(rate_table); i++) {
956 if (rate_table[i].rate >= rate) {
957 *value = rate_table[i].sr;
958 return 0;
959 }
960 }
961 *value = rate_table[0].sr;
962 return -EINVAL;
963 }
964
965 static int max98088_dai1_hw_params(struct snd_pcm_substream *substream,
966 struct snd_pcm_hw_params *params,
967 struct snd_soc_dai *dai)
968 {
969 struct snd_soc_component *component = dai->component;
970 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
971 struct max98088_cdata *cdata;
972 unsigned long long ni;
973 unsigned int rate;
974 u8 regval;
975
976 cdata = &max98088->dai[0];
977
978 rate = params_rate(params);
979
980 switch (params_width(params)) {
981 case 16:
982 snd_soc_component_update_bits(component, M98088_REG_14_DAI1_FORMAT,
983 M98088_DAI_WS, 0);
984 break;
985 case 24:
986 snd_soc_component_update_bits(component, M98088_REG_14_DAI1_FORMAT,
987 M98088_DAI_WS, M98088_DAI_WS);
988 break;
989 default:
990 return -EINVAL;
991 }
992
993 snd_soc_component_update_bits(component, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, 0);
994
995 if (rate_value(rate, ®val))
996 return -EINVAL;
997
998 snd_soc_component_update_bits(component, M98088_REG_11_DAI1_CLKMODE,
999 M98088_CLKMODE_MASK, regval);
1000 cdata->rate = rate;
1001
1002 /* Configure NI when operating as master */
1003 if (snd_soc_component_read(component, M98088_REG_14_DAI1_FORMAT)
1004 & M98088_DAI_MAS) {
1005 unsigned long pclk;
1006
1007 if (max98088->sysclk == 0) {
1008 dev_err(component->dev, "Invalid system clock frequency\n");
1009 return -EINVAL;
1010 }
1011 ni = 65536ULL * (rate < 50000 ? 96ULL : 48ULL)
1012 * (unsigned long long int)rate;
1013 pclk = DIV_ROUND_CLOSEST(max98088->sysclk, max98088->mclk_prescaler);
1014 ni = DIV_ROUND_CLOSEST_ULL(ni, pclk);
1015 snd_soc_component_write(component, M98088_REG_12_DAI1_CLKCFG_HI,
1016 (ni >> 8) & 0x7F);
1017 snd_soc_component_write(component, M98088_REG_13_DAI1_CLKCFG_LO,
1018 ni & 0xFF);
1019 }
1020
1021 /* Update sample rate mode */
1022 if (rate < 50000)
1023 snd_soc_component_update_bits(component, M98088_REG_18_DAI1_FILTERS,
1024 M98088_DAI_DHF, 0);
1025 else
1026 snd_soc_component_update_bits(component, M98088_REG_18_DAI1_FILTERS,
1027 M98088_DAI_DHF, M98088_DAI_DHF);
1028
1029 snd_soc_component_update_bits(component, M98088_REG_51_PWR_SYS, M98088_SHDNRUN,
1030 M98088_SHDNRUN);
1031
1032 return 0;
1033 }
1034
1035 static int max98088_dai2_hw_params(struct snd_pcm_substream *substream,
1036 struct snd_pcm_hw_params *params,
1037 struct snd_soc_dai *dai)
1038 {
1039 struct snd_soc_component *component = dai->component;
1040 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
1041 struct max98088_cdata *cdata;
1042 unsigned long long ni;
1043 unsigned int rate;
1044 u8 regval;
1045
1046 cdata = &max98088->dai[1];
1047
1048 rate = params_rate(params);
1049
1050 switch (params_width(params)) {
1051 case 16:
1052 snd_soc_component_update_bits(component, M98088_REG_1C_DAI2_FORMAT,
1053 M98088_DAI_WS, 0);
1054 break;
1055 case 24:
1056 snd_soc_component_update_bits(component, M98088_REG_1C_DAI2_FORMAT,
1057 M98088_DAI_WS, M98088_DAI_WS);
1058 break;
1059 default:
1060 return -EINVAL;
1061 }
1062
1063 snd_soc_component_update_bits(component, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, 0);
1064
1065 if (rate_value(rate, ®val))
1066 return -EINVAL;
1067
1068 snd_soc_component_update_bits(component, M98088_REG_19_DAI2_CLKMODE,
1069 M98088_CLKMODE_MASK, regval);
1070 cdata->rate = rate;
1071
1072 /* Configure NI when operating as master */
1073 if (snd_soc_component_read(component, M98088_REG_1C_DAI2_FORMAT)
1074 & M98088_DAI_MAS) {
1075 unsigned long pclk;
1076
1077 if (max98088->sysclk == 0) {
1078 dev_err(component->dev, "Invalid system clock frequency\n");
1079 return -EINVAL;
1080 }
1081 ni = 65536ULL * (rate < 50000 ? 96ULL : 48ULL)
1082 * (unsigned long long int)rate;
1083 pclk = DIV_ROUND_CLOSEST(max98088->sysclk, max98088->mclk_prescaler);
1084 ni = DIV_ROUND_CLOSEST_ULL(ni, pclk);
1085 snd_soc_component_write(component, M98088_REG_1A_DAI2_CLKCFG_HI,
1086 (ni >> 8) & 0x7F);
1087 snd_soc_component_write(component, M98088_REG_1B_DAI2_CLKCFG_LO,
1088 ni & 0xFF);
1089 }
1090
1091 /* Update sample rate mode */
1092 if (rate < 50000)
1093 snd_soc_component_update_bits(component, M98088_REG_20_DAI2_FILTERS,
1094 M98088_DAI_DHF, 0);
1095 else
1096 snd_soc_component_update_bits(component, M98088_REG_20_DAI2_FILTERS,
1097 M98088_DAI_DHF, M98088_DAI_DHF);
1098
1099 snd_soc_component_update_bits(component, M98088_REG_51_PWR_SYS, M98088_SHDNRUN,
1100 M98088_SHDNRUN);
1101
1102 return 0;
1103 }
1104
1105 static int max98088_dai_set_sysclk(struct snd_soc_dai *dai,
1106 int clk_id, unsigned int freq, int dir)
1107 {
1108 struct snd_soc_component *component = dai->component;
1109 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
1110
1111 /* Requested clock frequency is already setup */
1112 if (freq == max98088->sysclk)
1113 return 0;
1114
1115 if (!IS_ERR(max98088->mclk)) {
1116 freq = clk_round_rate(max98088->mclk, freq);
1117 clk_set_rate(max98088->mclk, freq);
1118 }
1119
1120 /* Setup clocks for slave mode, and using the PLL
1121 * PSCLK = 0x01 (when master clk is 10MHz to 20MHz)
1122 * 0x02 (when master clk is 20MHz to 30MHz)..
1123 */
1124 if ((freq >= 10000000) && (freq < 20000000)) {
1125 snd_soc_component_write(component, M98088_REG_10_SYS_CLK, 0x10);
1126 max98088->mclk_prescaler = 1;
1127 } else if ((freq >= 20000000) && (freq < 30000000)) {
1128 snd_soc_component_write(component, M98088_REG_10_SYS_CLK, 0x20);
1129 max98088->mclk_prescaler = 2;
1130 } else {
1131 dev_err(component->dev, "Invalid master clock frequency\n");
1132 return -EINVAL;
1133 }
1134
1135 if (snd_soc_component_read(component, M98088_REG_51_PWR_SYS) & M98088_SHDNRUN) {
1136 snd_soc_component_update_bits(component, M98088_REG_51_PWR_SYS,
1137 M98088_SHDNRUN, 0);
1138 snd_soc_component_update_bits(component, M98088_REG_51_PWR_SYS,
1139 M98088_SHDNRUN, M98088_SHDNRUN);
1140 }
1141
1142 dev_dbg(dai->dev, "Clock source is %d at %uHz\n", clk_id, freq);
1143
1144 max98088->sysclk = freq;
1145 return 0;
1146 }
1147
1148 static int max98088_dai1_set_fmt(struct snd_soc_dai *codec_dai,
1149 unsigned int fmt)
1150 {
1151 struct snd_soc_component *component = codec_dai->component;
1152 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
1153 struct max98088_cdata *cdata;
1154 u8 reg15val;
1155 u8 reg14val = 0;
1156
1157 cdata = &max98088->dai[0];
1158
1159 if (fmt != cdata->fmt) {
1160 cdata->fmt = fmt;
1161
1162 switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) {
1163 case SND_SOC_DAIFMT_CBC_CFC:
1164 /* Consumer mode PLL */
1165 snd_soc_component_write(component, M98088_REG_12_DAI1_CLKCFG_HI,
1166 0x80);
1167 snd_soc_component_write(component, M98088_REG_13_DAI1_CLKCFG_LO,
1168 0x00);
1169 break;
1170 case SND_SOC_DAIFMT_CBP_CFP:
1171 /* Set to provider mode */
1172 reg14val |= M98088_DAI_MAS;
1173 break;
1174 default:
1175 dev_err(component->dev, "Clock mode unsupported");
1176 return -EINVAL;
1177 }
1178
1179 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1180 case SND_SOC_DAIFMT_I2S:
1181 reg14val |= M98088_DAI_DLY;
1182 break;
1183 case SND_SOC_DAIFMT_LEFT_J:
1184 break;
1185 default:
1186 return -EINVAL;
1187 }
1188
1189 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1190 case SND_SOC_DAIFMT_NB_NF:
1191 break;
1192 case SND_SOC_DAIFMT_NB_IF:
1193 reg14val |= M98088_DAI_WCI;
1194 break;
1195 case SND_SOC_DAIFMT_IB_NF:
1196 reg14val |= M98088_DAI_BCI;
1197 break;
1198 case SND_SOC_DAIFMT_IB_IF:
1199 reg14val |= M98088_DAI_BCI|M98088_DAI_WCI;
1200 break;
1201 default:
1202 return -EINVAL;
1203 }
1204
1205 snd_soc_component_update_bits(component, M98088_REG_14_DAI1_FORMAT,
1206 M98088_DAI_MAS | M98088_DAI_DLY | M98088_DAI_BCI |
1207 M98088_DAI_WCI, reg14val);
1208
1209 reg15val = M98088_DAI_BSEL64;
1210 if (max98088->digmic)
1211 reg15val |= M98088_DAI_OSR64;
1212 snd_soc_component_write(component, M98088_REG_15_DAI1_CLOCK, reg15val);
1213 }
1214
1215 return 0;
1216 }
1217
1218 static int max98088_dai2_set_fmt(struct snd_soc_dai *codec_dai,
1219 unsigned int fmt)
1220 {
1221 struct snd_soc_component *component = codec_dai->component;
1222 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
1223 struct max98088_cdata *cdata;
1224 u8 reg1Cval = 0;
1225
1226 cdata = &max98088->dai[1];
1227
1228 if (fmt != cdata->fmt) {
1229 cdata->fmt = fmt;
1230
1231 switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) {
1232 case SND_SOC_DAIFMT_CBC_CFC:
1233 /* Consumer mode PLL */
1234 snd_soc_component_write(component, M98088_REG_1A_DAI2_CLKCFG_HI,
1235 0x80);
1236 snd_soc_component_write(component, M98088_REG_1B_DAI2_CLKCFG_LO,
1237 0x00);
1238 break;
1239 case SND_SOC_DAIFMT_CBP_CFP:
1240 /* Set to provider mode */
1241 reg1Cval |= M98088_DAI_MAS;
1242 break;
1243 default:
1244 dev_err(component->dev, "Clock mode unsupported");
1245 return -EINVAL;
1246 }
1247
1248 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1249 case SND_SOC_DAIFMT_I2S:
1250 reg1Cval |= M98088_DAI_DLY;
1251 break;
1252 case SND_SOC_DAIFMT_LEFT_J:
1253 break;
1254 default:
1255 return -EINVAL;
1256 }
1257
1258 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1259 case SND_SOC_DAIFMT_NB_NF:
1260 break;
1261 case SND_SOC_DAIFMT_NB_IF:
1262 reg1Cval |= M98088_DAI_WCI;
1263 break;
1264 case SND_SOC_DAIFMT_IB_NF:
1265 reg1Cval |= M98088_DAI_BCI;
1266 break;
1267 case SND_SOC_DAIFMT_IB_IF:
1268 reg1Cval |= M98088_DAI_BCI|M98088_DAI_WCI;
1269 break;
1270 default:
1271 return -EINVAL;
1272 }
1273
1274 snd_soc_component_update_bits(component, M98088_REG_1C_DAI2_FORMAT,
1275 M98088_DAI_MAS | M98088_DAI_DLY | M98088_DAI_BCI |
1276 M98088_DAI_WCI, reg1Cval);
1277
1278 snd_soc_component_write(component, M98088_REG_1D_DAI2_CLOCK,
1279 M98088_DAI_BSEL64);
1280 }
1281
1282 return 0;
1283 }
1284
1285 static int max98088_dai1_mute(struct snd_soc_dai *codec_dai, int mute,
1286 int direction)
1287 {
1288 struct snd_soc_component *component = codec_dai->component;
1289 int reg;
1290
1291 if (mute)
1292 reg = M98088_DAI_MUTE;
1293 else
1294 reg = 0;
1295
1296 snd_soc_component_update_bits(component, M98088_REG_2F_LVL_DAI1_PLAY,
1297 M98088_DAI_MUTE_MASK, reg);
1298 return 0;
1299 }
1300
1301 static int max98088_dai2_mute(struct snd_soc_dai *codec_dai, int mute,
1302 int direction)
1303 {
1304 struct snd_soc_component *component = codec_dai->component;
1305 int reg;
1306
1307 if (mute)
1308 reg = M98088_DAI_MUTE;
1309 else
1310 reg = 0;
1311
1312 snd_soc_component_update_bits(component, M98088_REG_31_LVL_DAI2_PLAY,
1313 M98088_DAI_MUTE_MASK, reg);
1314 return 0;
1315 }
1316
1317 static int max98088_set_bias_level(struct snd_soc_component *component,
1318 enum snd_soc_bias_level level)
1319 {
1320 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
1321 int ret;
1322
1323 switch (level) {
1324 case SND_SOC_BIAS_ON:
1325 break;
1326
1327 case SND_SOC_BIAS_PREPARE:
1328 /*
1329 * SND_SOC_BIAS_PREPARE is called while preparing for a
1330 * transition to ON or away from ON. If current bias_level
1331 * is SND_SOC_BIAS_ON, then it is preparing for a transition
1332 * away from ON. Disable the clock in that case, otherwise
1333 * enable it.
1334 */
1335 if (!IS_ERR(max98088->mclk)) {
1336 if (snd_soc_component_get_bias_level(component) ==
1337 SND_SOC_BIAS_ON) {
1338 clk_disable_unprepare(max98088->mclk);
1339 } else {
1340 ret = clk_prepare_enable(max98088->mclk);
1341 if (ret)
1342 return ret;
1343 }
1344 }
1345 break;
1346
1347 case SND_SOC_BIAS_STANDBY:
1348 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF)
1349 regcache_sync(max98088->regmap);
1350
1351 snd_soc_component_update_bits(component, M98088_REG_4C_PWR_EN_IN,
1352 M98088_MBEN, M98088_MBEN);
1353 break;
1354
1355 case SND_SOC_BIAS_OFF:
1356 snd_soc_component_update_bits(component, M98088_REG_4C_PWR_EN_IN,
1357 M98088_MBEN, 0);
1358 regcache_mark_dirty(max98088->regmap);
1359 break;
1360 }
1361 return 0;
1362 }
1363
1364 #define MAX98088_RATES SNDRV_PCM_RATE_8000_96000
1365 #define MAX98088_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
1366
1367 static const struct snd_soc_dai_ops max98088_dai1_ops = {
1368 .set_sysclk = max98088_dai_set_sysclk,
1369 .set_fmt = max98088_dai1_set_fmt,
1370 .hw_params = max98088_dai1_hw_params,
1371 .mute_stream = max98088_dai1_mute,
1372 .no_capture_mute = 1,
1373 };
1374
1375 static const struct snd_soc_dai_ops max98088_dai2_ops = {
1376 .set_sysclk = max98088_dai_set_sysclk,
1377 .set_fmt = max98088_dai2_set_fmt,
1378 .hw_params = max98088_dai2_hw_params,
1379 .mute_stream = max98088_dai2_mute,
1380 .no_capture_mute = 1,
1381 };
1382
1383 static struct snd_soc_dai_driver max98088_dai[] = {
1384 {
1385 .name = "HiFi",
1386 .playback = {
1387 .stream_name = "HiFi Playback",
1388 .channels_min = 1,
1389 .channels_max = 2,
1390 .rates = MAX98088_RATES,
1391 .formats = MAX98088_FORMATS,
1392 },
1393 .capture = {
1394 .stream_name = "HiFi Capture",
1395 .channels_min = 1,
1396 .channels_max = 2,
1397 .rates = MAX98088_RATES,
1398 .formats = MAX98088_FORMATS,
1399 },
1400 .ops = &max98088_dai1_ops,
1401 },
1402 {
1403 .name = "Aux",
1404 .playback = {
1405 .stream_name = "Aux Playback",
1406 .channels_min = 1,
1407 .channels_max = 2,
1408 .rates = MAX98088_RATES,
1409 .formats = MAX98088_FORMATS,
1410 },
1411 .ops = &max98088_dai2_ops,
1412 }
1413 };
1414
1415 static const char *eq_mode_name[] = {"EQ1 Mode", "EQ2 Mode"};
1416
1417 static int max98088_get_channel(struct snd_soc_component *component, const char *name)
1418 {
1419 int ret;
1420
1421 ret = match_string(eq_mode_name, ARRAY_SIZE(eq_mode_name), name);
1422 if (ret < 0)
1423 dev_err(component->dev, "Bad EQ channel name '%s'\n", name);
1424 return ret;
1425 }
1426
1427 static void max98088_setup_eq1(struct snd_soc_component *component)
1428 {
1429 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
1430 struct max98088_pdata *pdata = max98088->pdata;
1431 struct max98088_eq_cfg *coef_set;
1432 int best, best_val, save, i, sel, fs;
1433 struct max98088_cdata *cdata;
1434
1435 cdata = &max98088->dai[0];
1436
1437 if (!pdata || !max98088->eq_textcnt)
1438 return;
1439
1440 /* Find the selected configuration with nearest sample rate */
1441 fs = cdata->rate;
1442 sel = cdata->eq_sel;
1443
1444 best = 0;
1445 best_val = INT_MAX;
1446 for (i = 0; i < pdata->eq_cfgcnt; i++) {
1447 if (strcmp(pdata->eq_cfg[i].name, max98088->eq_texts[sel]) == 0 &&
1448 abs(pdata->eq_cfg[i].rate - fs) < best_val) {
1449 best = i;
1450 best_val = abs(pdata->eq_cfg[i].rate - fs);
1451 }
1452 }
1453
1454 dev_dbg(component->dev, "Selected %s/%dHz for %dHz sample rate\n",
1455 pdata->eq_cfg[best].name,
1456 pdata->eq_cfg[best].rate, fs);
1457
1458 /* Disable EQ while configuring, and save current on/off state */
1459 save = snd_soc_component_read(component, M98088_REG_49_CFG_LEVEL);
1460 snd_soc_component_update_bits(component, M98088_REG_49_CFG_LEVEL, M98088_EQ1EN, 0);
1461
1462 coef_set = &pdata->eq_cfg[sel];
1463
1464 m98088_eq_band(component, 0, 0, coef_set->band1);
1465 m98088_eq_band(component, 0, 1, coef_set->band2);
1466 m98088_eq_band(component, 0, 2, coef_set->band3);
1467 m98088_eq_band(component, 0, 3, coef_set->band4);
1468 m98088_eq_band(component, 0, 4, coef_set->band5);
1469
1470 /* Restore the original on/off state */
1471 snd_soc_component_update_bits(component, M98088_REG_49_CFG_LEVEL, M98088_EQ1EN, save);
1472 }
1473
1474 static void max98088_setup_eq2(struct snd_soc_component *component)
1475 {
1476 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
1477 struct max98088_pdata *pdata = max98088->pdata;
1478 struct max98088_eq_cfg *coef_set;
1479 int best, best_val, save, i, sel, fs;
1480 struct max98088_cdata *cdata;
1481
1482 cdata = &max98088->dai[1];
1483
1484 if (!pdata || !max98088->eq_textcnt)
1485 return;
1486
1487 /* Find the selected configuration with nearest sample rate */
1488 fs = cdata->rate;
1489
1490 sel = cdata->eq_sel;
1491 best = 0;
1492 best_val = INT_MAX;
1493 for (i = 0; i < pdata->eq_cfgcnt; i++) {
1494 if (strcmp(pdata->eq_cfg[i].name, max98088->eq_texts[sel]) == 0 &&
1495 abs(pdata->eq_cfg[i].rate - fs) < best_val) {
1496 best = i;
1497 best_val = abs(pdata->eq_cfg[i].rate - fs);
1498 }
1499 }
1500
1501 dev_dbg(component->dev, "Selected %s/%dHz for %dHz sample rate\n",
1502 pdata->eq_cfg[best].name,
1503 pdata->eq_cfg[best].rate, fs);
1504
1505 /* Disable EQ while configuring, and save current on/off state */
1506 save = snd_soc_component_read(component, M98088_REG_49_CFG_LEVEL);
1507 snd_soc_component_update_bits(component, M98088_REG_49_CFG_LEVEL, M98088_EQ2EN, 0);
1508
1509 coef_set = &pdata->eq_cfg[sel];
1510
1511 m98088_eq_band(component, 1, 0, coef_set->band1);
1512 m98088_eq_band(component, 1, 1, coef_set->band2);
1513 m98088_eq_band(component, 1, 2, coef_set->band3);
1514 m98088_eq_band(component, 1, 3, coef_set->band4);
1515 m98088_eq_band(component, 1, 4, coef_set->band5);
1516
1517 /* Restore the original on/off state */
1518 snd_soc_component_update_bits(component, M98088_REG_49_CFG_LEVEL, M98088_EQ2EN,
1519 save);
1520 }
1521
1522 static int max98088_put_eq_enum(struct snd_kcontrol *kcontrol,
1523 struct snd_ctl_elem_value *ucontrol)
1524 {
1525 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
1526 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
1527 struct max98088_pdata *pdata = max98088->pdata;
1528 int channel = max98088_get_channel(component, kcontrol->id.name);
1529 struct max98088_cdata *cdata;
1530 int sel = ucontrol->value.enumerated.item[0];
1531
1532 if (channel < 0)
1533 return channel;
1534
1535 cdata = &max98088->dai[channel];
1536
1537 if (sel >= pdata->eq_cfgcnt)
1538 return -EINVAL;
1539
1540 cdata->eq_sel = sel;
1541
1542 switch (channel) {
1543 case 0:
1544 max98088_setup_eq1(component);
1545 break;
1546 case 1:
1547 max98088_setup_eq2(component);
1548 break;
1549 }
1550
1551 return 0;
1552 }
1553
1554 static int max98088_get_eq_enum(struct snd_kcontrol *kcontrol,
1555 struct snd_ctl_elem_value *ucontrol)
1556 {
1557 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
1558 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
1559 int channel = max98088_get_channel(component, kcontrol->id.name);
1560 struct max98088_cdata *cdata;
1561
1562 if (channel < 0)
1563 return channel;
1564
1565 cdata = &max98088->dai[channel];
1566 ucontrol->value.enumerated.item[0] = cdata->eq_sel;
1567 return 0;
1568 }
1569
1570 static void max98088_handle_eq_pdata(struct snd_soc_component *component)
1571 {
1572 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
1573 struct max98088_pdata *pdata = max98088->pdata;
1574 struct max98088_eq_cfg *cfg;
1575 unsigned int cfgcnt;
1576 int i, j;
1577 const char **t;
1578 int ret;
1579 struct snd_kcontrol_new controls[] = {
1580 SOC_ENUM_EXT((char *)eq_mode_name[0],
1581 max98088->eq_enum,
1582 max98088_get_eq_enum,
1583 max98088_put_eq_enum),
1584 SOC_ENUM_EXT((char *)eq_mode_name[1],
1585 max98088->eq_enum,
1586 max98088_get_eq_enum,
1587 max98088_put_eq_enum),
1588 };
1589 BUILD_BUG_ON(ARRAY_SIZE(controls) != ARRAY_SIZE(eq_mode_name));
1590
1591 cfg = pdata->eq_cfg;
1592 cfgcnt = pdata->eq_cfgcnt;
1593
1594 /* Setup an array of texts for the equalizer enum.
1595 * This is based on Mark Brown's equalizer driver code.
1596 */
1597 max98088->eq_textcnt = 0;
1598 max98088->eq_texts = NULL;
1599 for (i = 0; i < cfgcnt; i++) {
1600 for (j = 0; j < max98088->eq_textcnt; j++) {
1601 if (strcmp(cfg[i].name, max98088->eq_texts[j]) == 0)
1602 break;
1603 }
1604
1605 if (j != max98088->eq_textcnt)
1606 continue;
1607
1608 /* Expand the array */
1609 t = krealloc(max98088->eq_texts,
1610 sizeof(char *) * (max98088->eq_textcnt + 1),
1611 GFP_KERNEL);
1612 if (t == NULL)
1613 continue;
1614
1615 /* Store the new entry */
1616 t[max98088->eq_textcnt] = cfg[i].name;
1617 max98088->eq_textcnt++;
1618 max98088->eq_texts = t;
1619 }
1620
1621 /* Now point the soc_enum to .texts array items */
1622 max98088->eq_enum.texts = max98088->eq_texts;
1623 max98088->eq_enum.items = max98088->eq_textcnt;
1624
1625 ret = snd_soc_add_component_controls(component, controls, ARRAY_SIZE(controls));
1626 if (ret != 0)
1627 dev_err(component->dev, "Failed to add EQ control: %d\n", ret);
1628 }
1629
1630 static void max98088_handle_pdata(struct snd_soc_component *component)
1631 {
1632 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
1633 struct max98088_pdata *pdata = max98088->pdata;
1634 u8 regval = 0;
1635
1636 if (!pdata) {
1637 dev_dbg(component->dev, "No platform data\n");
1638 return;
1639 }
1640
1641 /* Configure mic for analog/digital mic mode */
1642 if (pdata->digmic_left_mode)
1643 regval |= M98088_DIGMIC_L;
1644
1645 if (pdata->digmic_right_mode)
1646 regval |= M98088_DIGMIC_R;
1647
1648 max98088->digmic = (regval ? 1 : 0);
1649
1650 snd_soc_component_write(component, M98088_REG_48_CFG_MIC, regval);
1651
1652 /* Configure receiver output */
1653 regval = ((pdata->receiver_mode) ? M98088_REC_LINEMODE : 0);
1654 snd_soc_component_update_bits(component, M98088_REG_2A_MIC_REC_CNTL,
1655 M98088_REC_LINEMODE_MASK, regval);
1656
1657 /* Configure equalizers */
1658 if (pdata->eq_cfgcnt)
1659 max98088_handle_eq_pdata(component);
1660 }
1661
1662 static int max98088_probe(struct snd_soc_component *component)
1663 {
1664 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
1665 struct max98088_cdata *cdata;
1666 int ret = 0;
1667
1668 regcache_mark_dirty(max98088->regmap);
1669
1670 /* initialize private data */
1671
1672 max98088->sysclk = (unsigned)-1;
1673 max98088->eq_textcnt = 0;
1674
1675 cdata = &max98088->dai[0];
1676 cdata->rate = (unsigned)-1;
1677 cdata->fmt = (unsigned)-1;
1678 cdata->eq_sel = 0;
1679
1680 cdata = &max98088->dai[1];
1681 cdata->rate = (unsigned)-1;
1682 cdata->fmt = (unsigned)-1;
1683 cdata->eq_sel = 0;
1684
1685 max98088->ina_state = 0;
1686 max98088->inb_state = 0;
1687 max98088->ex_mode = 0;
1688 max98088->digmic = 0;
1689 max98088->mic1pre = 0;
1690 max98088->mic2pre = 0;
1691
1692 ret = snd_soc_component_read(component, M98088_REG_FF_REV_ID);
1693 if (ret < 0) {
1694 dev_err(component->dev, "Failed to read device revision: %d\n",
1695 ret);
1696 goto err_access;
1697 }
1698 dev_info(component->dev, "revision %c\n", ret - 0x40 + 'A');
1699
1700 snd_soc_component_write(component, M98088_REG_51_PWR_SYS, M98088_PWRSV);
1701
1702 snd_soc_component_write(component, M98088_REG_0F_IRQ_ENABLE, 0x00);
1703
1704 snd_soc_component_write(component, M98088_REG_22_MIX_DAC,
1705 M98088_DAI1L_TO_DACL|M98088_DAI2L_TO_DACL|
1706 M98088_DAI1R_TO_DACR|M98088_DAI2R_TO_DACR);
1707
1708 snd_soc_component_write(component, M98088_REG_4E_BIAS_CNTL, 0xF0);
1709 snd_soc_component_write(component, M98088_REG_50_DAC_BIAS2, 0x0F);
1710
1711 snd_soc_component_write(component, M98088_REG_16_DAI1_IOCFG,
1712 M98088_S1NORMAL|M98088_SDATA);
1713
1714 snd_soc_component_write(component, M98088_REG_1E_DAI2_IOCFG,
1715 M98088_S2NORMAL|M98088_SDATA);
1716
1717 max98088_handle_pdata(component);
1718
1719 err_access:
1720 return ret;
1721 }
1722
1723 static void max98088_remove(struct snd_soc_component *component)
1724 {
1725 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component);
1726
1727 kfree(max98088->eq_texts);
1728 }
1729
1730 static const struct snd_soc_component_driver soc_component_dev_max98088 = {
1731 .probe = max98088_probe,
1732 .remove = max98088_remove,
1733 .set_bias_level = max98088_set_bias_level,
1734 .controls = max98088_snd_controls,
1735 .num_controls = ARRAY_SIZE(max98088_snd_controls),
1736 .dapm_widgets = max98088_dapm_widgets,
1737 .num_dapm_widgets = ARRAY_SIZE(max98088_dapm_widgets),
1738 .dapm_routes = max98088_audio_map,
1739 .num_dapm_routes = ARRAY_SIZE(max98088_audio_map),
1740 .suspend_bias_off = 1,
1741 .idle_bias_on = 1,
1742 .use_pmdown_time = 1,
1743 .endianness = 1,
1744 };
1745
1746 static const struct i2c_device_id max98088_i2c_id[] = {
1747 { "max98088", MAX98088 },
1748 { "max98089", MAX98089 },
1749 { }
1750 };
1751 MODULE_DEVICE_TABLE(i2c, max98088_i2c_id);
1752
1753 static int max98088_i2c_probe(struct i2c_client *i2c)
1754 {
1755 struct max98088_priv *max98088;
1756 const struct i2c_device_id *id;
1757
1758 max98088 = devm_kzalloc(&i2c->dev, sizeof(struct max98088_priv),
1759 GFP_KERNEL);
1760 if (max98088 == NULL)
1761 return -ENOMEM;
1762
1763 max98088->regmap = devm_regmap_init_i2c(i2c, &max98088_regmap);
1764 if (IS_ERR(max98088->regmap))
1765 return PTR_ERR(max98088->regmap);
1766
1767 max98088->mclk = devm_clk_get(&i2c->dev, "mclk");
1768 if (IS_ERR(max98088->mclk))
1769 if (PTR_ERR(max98088->mclk) == -EPROBE_DEFER)
1770 return PTR_ERR(max98088->mclk);
1771
1772 id = i2c_match_id(max98088_i2c_id, i2c);
1773 max98088->devtype = id->driver_data;
1774
1775 i2c_set_clientdata(i2c, max98088);
1776 max98088->pdata = i2c->dev.platform_data;
1777
1778 return devm_snd_soc_register_component(&i2c->dev, &soc_component_dev_max98088,
1779 &max98088_dai[0], 2);
1780 }
1781
1782 #if defined(CONFIG_OF)
1783 static const struct of_device_id max98088_of_match[] = {
1784 { .compatible = "maxim,max98088" },
1785 { .compatible = "maxim,max98089" },
1786 { }
1787 };
1788 MODULE_DEVICE_TABLE(of, max98088_of_match);
1789 #endif
1790
1791 static struct i2c_driver max98088_i2c_driver = {
1792 .driver = {
1793 .name = "max98088",
1794 .of_match_table = of_match_ptr(max98088_of_match),
1795 },
1796 .probe = max98088_i2c_probe,
1797 .id_table = max98088_i2c_id,
1798 };
1799
1800 module_i2c_driver(max98088_i2c_driver);
1801
1802 MODULE_DESCRIPTION("ALSA SoC MAX98088 driver");
1803 MODULE_AUTHOR("Peter Hsiang, Jesse Marroquin");
1804 MODULE_LICENSE("GPL");
1805
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