1 // SPDX-License-Identifier: GPL-2.0-only
3 * max98095.c -- MAX98095 ALSA SoC Audio driver
5 * Copyright 2011 Maxim Integrated Products
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>
14 #include <linux/i2c.h>
15 #include <linux/clk.h>
16 #include <linux/mutex.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/max98095.h>
26 #include <sound/jack.h>
33 struct max98095_cdata {
40 struct max98095_priv {
41 struct regmap *regmap;
42 enum max98095_type devtype;
43 struct max98095_pdata *pdata;
46 struct max98095_cdata dai[3];
47 const char **eq_texts;
48 const char **bq_texts;
49 struct soc_enum eq_enum;
50 struct soc_enum bq_enum;
56 struct snd_soc_jack *headphone_jack;
57 struct snd_soc_jack *mic_jack;
61 static const struct reg_default max98095_reg_def[] = {
62 { 0xf, 0x00 }, /* 0F */
63 { 0x10, 0x00 }, /* 10 */
64 { 0x11, 0x00 }, /* 11 */
65 { 0x12, 0x00 }, /* 12 */
66 { 0x13, 0x00 }, /* 13 */
67 { 0x14, 0x00 }, /* 14 */
68 { 0x15, 0x00 }, /* 15 */
69 { 0x16, 0x00 }, /* 16 */
70 { 0x17, 0x00 }, /* 17 */
71 { 0x18, 0x00 }, /* 18 */
72 { 0x19, 0x00 }, /* 19 */
73 { 0x1a, 0x00 }, /* 1A */
74 { 0x1b, 0x00 }, /* 1B */
75 { 0x1c, 0x00 }, /* 1C */
76 { 0x1d, 0x00 }, /* 1D */
77 { 0x1e, 0x00 }, /* 1E */
78 { 0x1f, 0x00 }, /* 1F */
79 { 0x20, 0x00 }, /* 20 */
80 { 0x21, 0x00 }, /* 21 */
81 { 0x22, 0x00 }, /* 22 */
82 { 0x23, 0x00 }, /* 23 */
83 { 0x24, 0x00 }, /* 24 */
84 { 0x25, 0x00 }, /* 25 */
85 { 0x26, 0x00 }, /* 26 */
86 { 0x27, 0x00 }, /* 27 */
87 { 0x28, 0x00 }, /* 28 */
88 { 0x29, 0x00 }, /* 29 */
89 { 0x2a, 0x00 }, /* 2A */
90 { 0x2b, 0x00 }, /* 2B */
91 { 0x2c, 0x00 }, /* 2C */
92 { 0x2d, 0x00 }, /* 2D */
93 { 0x2e, 0x00 }, /* 2E */
94 { 0x2f, 0x00 }, /* 2F */
95 { 0x30, 0x00 }, /* 30 */
96 { 0x31, 0x00 }, /* 31 */
97 { 0x32, 0x00 }, /* 32 */
98 { 0x33, 0x00 }, /* 33 */
99 { 0x34, 0x00 }, /* 34 */
100 { 0x35, 0x00 }, /* 35 */
101 { 0x36, 0x00 }, /* 36 */
102 { 0x37, 0x00 }, /* 37 */
103 { 0x38, 0x00 }, /* 38 */
104 { 0x39, 0x00 }, /* 39 */
105 { 0x3a, 0x00 }, /* 3A */
106 { 0x3b, 0x00 }, /* 3B */
107 { 0x3c, 0x00 }, /* 3C */
108 { 0x3d, 0x00 }, /* 3D */
109 { 0x3e, 0x00 }, /* 3E */
110 { 0x3f, 0x00 }, /* 3F */
111 { 0x40, 0x00 }, /* 40 */
112 { 0x41, 0x00 }, /* 41 */
113 { 0x42, 0x00 }, /* 42 */
114 { 0x43, 0x00 }, /* 43 */
115 { 0x44, 0x00 }, /* 44 */
116 { 0x45, 0x00 }, /* 45 */
117 { 0x46, 0x00 }, /* 46 */
118 { 0x47, 0x00 }, /* 47 */
119 { 0x48, 0x00 }, /* 48 */
120 { 0x49, 0x00 }, /* 49 */
121 { 0x4a, 0x00 }, /* 4A */
122 { 0x4b, 0x00 }, /* 4B */
123 { 0x4c, 0x00 }, /* 4C */
124 { 0x4d, 0x00 }, /* 4D */
125 { 0x4e, 0x00 }, /* 4E */
126 { 0x4f, 0x00 }, /* 4F */
127 { 0x50, 0x00 }, /* 50 */
128 { 0x51, 0x00 }, /* 51 */
129 { 0x52, 0x00 }, /* 52 */
130 { 0x53, 0x00 }, /* 53 */
131 { 0x54, 0x00 }, /* 54 */
132 { 0x55, 0x00 }, /* 55 */
133 { 0x56, 0x00 }, /* 56 */
134 { 0x57, 0x00 }, /* 57 */
135 { 0x58, 0x00 }, /* 58 */
136 { 0x59, 0x00 }, /* 59 */
137 { 0x5a, 0x00 }, /* 5A */
138 { 0x5b, 0x00 }, /* 5B */
139 { 0x5c, 0x00 }, /* 5C */
140 { 0x5d, 0x00 }, /* 5D */
141 { 0x5e, 0x00 }, /* 5E */
142 { 0x5f, 0x00 }, /* 5F */
143 { 0x60, 0x00 }, /* 60 */
144 { 0x61, 0x00 }, /* 61 */
145 { 0x62, 0x00 }, /* 62 */
146 { 0x63, 0x00 }, /* 63 */
147 { 0x64, 0x00 }, /* 64 */
148 { 0x65, 0x00 }, /* 65 */
149 { 0x66, 0x00 }, /* 66 */
150 { 0x67, 0x00 }, /* 67 */
151 { 0x68, 0x00 }, /* 68 */
152 { 0x69, 0x00 }, /* 69 */
153 { 0x6a, 0x00 }, /* 6A */
154 { 0x6b, 0x00 }, /* 6B */
155 { 0x6c, 0x00 }, /* 6C */
156 { 0x6d, 0x00 }, /* 6D */
157 { 0x6e, 0x00 }, /* 6E */
158 { 0x6f, 0x00 }, /* 6F */
159 { 0x70, 0x00 }, /* 70 */
160 { 0x71, 0x00 }, /* 71 */
161 { 0x72, 0x00 }, /* 72 */
162 { 0x73, 0x00 }, /* 73 */
163 { 0x74, 0x00 }, /* 74 */
164 { 0x75, 0x00 }, /* 75 */
165 { 0x76, 0x00 }, /* 76 */
166 { 0x77, 0x00 }, /* 77 */
167 { 0x78, 0x00 }, /* 78 */
168 { 0x79, 0x00 }, /* 79 */
169 { 0x7a, 0x00 }, /* 7A */
170 { 0x7b, 0x00 }, /* 7B */
171 { 0x7c, 0x00 }, /* 7C */
172 { 0x7d, 0x00 }, /* 7D */
173 { 0x7e, 0x00 }, /* 7E */
174 { 0x7f, 0x00 }, /* 7F */
175 { 0x80, 0x00 }, /* 80 */
176 { 0x81, 0x00 }, /* 81 */
177 { 0x82, 0x00 }, /* 82 */
178 { 0x83, 0x00 }, /* 83 */
179 { 0x84, 0x00 }, /* 84 */
180 { 0x85, 0x00 }, /* 85 */
181 { 0x86, 0x00 }, /* 86 */
182 { 0x87, 0x00 }, /* 87 */
183 { 0x88, 0x00 }, /* 88 */
184 { 0x89, 0x00 }, /* 89 */
185 { 0x8a, 0x00 }, /* 8A */
186 { 0x8b, 0x00 }, /* 8B */
187 { 0x8c, 0x00 }, /* 8C */
188 { 0x8d, 0x00 }, /* 8D */
189 { 0x8e, 0x00 }, /* 8E */
190 { 0x8f, 0x00 }, /* 8F */
191 { 0x90, 0x00 }, /* 90 */
192 { 0x91, 0x00 }, /* 91 */
193 { 0x92, 0x30 }, /* 92 */
194 { 0x93, 0xF0 }, /* 93 */
195 { 0x94, 0x00 }, /* 94 */
196 { 0x95, 0x00 }, /* 95 */
197 { 0x96, 0x3F }, /* 96 */
198 { 0x97, 0x00 }, /* 97 */
199 { 0xff, 0x00 }, /* FF */
202 static bool max98095_readable(struct device *dev, unsigned int reg)
205 case M98095_001_HOST_INT_STS ... M98095_097_PWR_SYS:
206 case M98095_0FF_REV_ID:
213 static bool max98095_writeable(struct device *dev, unsigned int reg)
216 case M98095_00F_HOST_CFG ... M98095_097_PWR_SYS:
223 static bool max98095_volatile(struct device *dev, unsigned int reg)
226 case M98095_000_HOST_DATA ... M98095_00E_TEMP_SENSOR_STS:
227 case M98095_REG_MAX_CACHED + 1 ... M98095_0FF_REV_ID:
234 static const struct regmap_config max98095_regmap = {
238 .reg_defaults = max98095_reg_def,
239 .num_reg_defaults = ARRAY_SIZE(max98095_reg_def),
240 .max_register = M98095_0FF_REV_ID,
241 .cache_type = REGCACHE_RBTREE,
243 .readable_reg = max98095_readable,
244 .writeable_reg = max98095_writeable,
245 .volatile_reg = max98095_volatile,
249 * Load equalizer DSP coefficient configurations registers
251 static void m98095_eq_band(struct snd_soc_component *component, unsigned int dai,
252 unsigned int band, u16 *coefs)
257 if (WARN_ON(band > 4) ||
261 /* Load the base register address */
262 eq_reg = dai ? M98095_142_DAI2_EQ_BASE : M98095_110_DAI1_EQ_BASE;
264 /* Add the band address offset, note adjustment for word address */
265 eq_reg += band * (M98095_COEFS_PER_BAND << 1);
267 /* Step through the registers and coefs */
268 for (i = 0; i < M98095_COEFS_PER_BAND; i++) {
269 snd_soc_component_write(component, eq_reg++, M98095_BYTE1(coefs[i]));
270 snd_soc_component_write(component, eq_reg++, M98095_BYTE0(coefs[i]));
275 * Load biquad filter coefficient configurations registers
277 static void m98095_biquad_band(struct snd_soc_component *component, unsigned int dai,
278 unsigned int band, u16 *coefs)
283 if (WARN_ON(band > 1) ||
287 /* Load the base register address */
288 bq_reg = dai ? M98095_17E_DAI2_BQ_BASE : M98095_174_DAI1_BQ_BASE;
290 /* Add the band address offset, note adjustment for word address */
291 bq_reg += band * (M98095_COEFS_PER_BAND << 1);
293 /* Step through the registers and coefs */
294 for (i = 0; i < M98095_COEFS_PER_BAND; i++) {
295 snd_soc_component_write(component, bq_reg++, M98095_BYTE1(coefs[i]));
296 snd_soc_component_write(component, bq_reg++, M98095_BYTE0(coefs[i]));
300 static const char * const max98095_fltr_mode[] = { "Voice", "Music" };
301 static SOC_ENUM_SINGLE_DECL(max98095_dai1_filter_mode_enum,
302 M98095_02E_DAI1_FILTERS, 7,
304 static SOC_ENUM_SINGLE_DECL(max98095_dai2_filter_mode_enum,
305 M98095_038_DAI2_FILTERS, 7,
308 static const char * const max98095_extmic_text[] = { "None", "MIC1", "MIC2" };
310 static SOC_ENUM_SINGLE_DECL(max98095_extmic_enum,
311 M98095_087_CFG_MIC, 0,
312 max98095_extmic_text);
314 static const struct snd_kcontrol_new max98095_extmic_mux =
315 SOC_DAPM_ENUM("External MIC Mux", max98095_extmic_enum);
317 static const char * const max98095_linein_text[] = { "INA", "INB" };
319 static SOC_ENUM_SINGLE_DECL(max98095_linein_enum,
320 M98095_086_CFG_LINE, 6,
321 max98095_linein_text);
323 static const struct snd_kcontrol_new max98095_linein_mux =
324 SOC_DAPM_ENUM("Linein Input Mux", max98095_linein_enum);
326 static const char * const max98095_line_mode_text[] = {
327 "Stereo", "Differential"};
329 static SOC_ENUM_SINGLE_DECL(max98095_linein_mode_enum,
330 M98095_086_CFG_LINE, 7,
331 max98095_line_mode_text);
333 static SOC_ENUM_SINGLE_DECL(max98095_lineout_mode_enum,
334 M98095_086_CFG_LINE, 4,
335 max98095_line_mode_text);
337 static const char * const max98095_dai_fltr[] = {
338 "Off", "Elliptical-HPF-16k", "Butterworth-HPF-16k",
339 "Elliptical-HPF-8k", "Butterworth-HPF-8k", "Butterworth-HPF-Fs/240"};
340 static SOC_ENUM_SINGLE_DECL(max98095_dai1_dac_filter_enum,
341 M98095_02E_DAI1_FILTERS, 0,
343 static SOC_ENUM_SINGLE_DECL(max98095_dai2_dac_filter_enum,
344 M98095_038_DAI2_FILTERS, 0,
346 static SOC_ENUM_SINGLE_DECL(max98095_dai3_dac_filter_enum,
347 M98095_042_DAI3_FILTERS, 0,
350 static int max98095_mic1pre_set(struct snd_kcontrol *kcontrol,
351 struct snd_ctl_elem_value *ucontrol)
353 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
354 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
355 unsigned int sel = ucontrol->value.integer.value[0];
357 max98095->mic1pre = sel;
358 snd_soc_component_update_bits(component, M98095_05F_LVL_MIC1, M98095_MICPRE_MASK,
359 (1+sel)<<M98095_MICPRE_SHIFT);
364 static int max98095_mic1pre_get(struct snd_kcontrol *kcontrol,
365 struct snd_ctl_elem_value *ucontrol)
367 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
368 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
370 ucontrol->value.integer.value[0] = max98095->mic1pre;
374 static int max98095_mic2pre_set(struct snd_kcontrol *kcontrol,
375 struct snd_ctl_elem_value *ucontrol)
377 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
378 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
379 unsigned int sel = ucontrol->value.integer.value[0];
381 max98095->mic2pre = sel;
382 snd_soc_component_update_bits(component, M98095_060_LVL_MIC2, M98095_MICPRE_MASK,
383 (1+sel)<<M98095_MICPRE_SHIFT);
388 static int max98095_mic2pre_get(struct snd_kcontrol *kcontrol,
389 struct snd_ctl_elem_value *ucontrol)
391 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
392 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
394 ucontrol->value.integer.value[0] = max98095->mic2pre;
398 static const DECLARE_TLV_DB_RANGE(max98095_micboost_tlv,
399 0, 1, TLV_DB_SCALE_ITEM(0, 2000, 0),
400 2, 2, TLV_DB_SCALE_ITEM(3000, 0, 0)
403 static const DECLARE_TLV_DB_SCALE(max98095_mic_tlv, 0, 100, 0);
404 static const DECLARE_TLV_DB_SCALE(max98095_adc_tlv, -1200, 100, 0);
405 static const DECLARE_TLV_DB_SCALE(max98095_adcboost_tlv, 0, 600, 0);
407 static const DECLARE_TLV_DB_RANGE(max98095_hp_tlv,
408 0, 6, TLV_DB_SCALE_ITEM(-6700, 400, 0),
409 7, 14, TLV_DB_SCALE_ITEM(-4000, 300, 0),
410 15, 21, TLV_DB_SCALE_ITEM(-1700, 200, 0),
411 22, 27, TLV_DB_SCALE_ITEM(-400, 100, 0),
412 28, 31, TLV_DB_SCALE_ITEM(150, 50, 0)
415 static const DECLARE_TLV_DB_RANGE(max98095_spk_tlv,
416 0, 10, TLV_DB_SCALE_ITEM(-5900, 400, 0),
417 11, 18, TLV_DB_SCALE_ITEM(-1700, 200, 0),
418 19, 27, TLV_DB_SCALE_ITEM(-200, 100, 0),
419 28, 39, TLV_DB_SCALE_ITEM(650, 50, 0)
422 static const DECLARE_TLV_DB_RANGE(max98095_rcv_lout_tlv,
423 0, 6, TLV_DB_SCALE_ITEM(-6200, 400, 0),
424 7, 14, TLV_DB_SCALE_ITEM(-3500, 300, 0),
425 15, 21, TLV_DB_SCALE_ITEM(-1200, 200, 0),
426 22, 27, TLV_DB_SCALE_ITEM(100, 100, 0),
427 28, 31, TLV_DB_SCALE_ITEM(650, 50, 0)
430 static const DECLARE_TLV_DB_RANGE(max98095_lin_tlv,
431 0, 2, TLV_DB_SCALE_ITEM(-600, 300, 0),
432 3, 3, TLV_DB_SCALE_ITEM(300, 1100, 0),
433 4, 5, TLV_DB_SCALE_ITEM(1400, 600, 0)
436 static const struct snd_kcontrol_new max98095_snd_controls[] = {
438 SOC_DOUBLE_R_TLV("Headphone Volume", M98095_064_LVL_HP_L,
439 M98095_065_LVL_HP_R, 0, 31, 0, max98095_hp_tlv),
441 SOC_DOUBLE_R_TLV("Speaker Volume", M98095_067_LVL_SPK_L,
442 M98095_068_LVL_SPK_R, 0, 39, 0, max98095_spk_tlv),
444 SOC_SINGLE_TLV("Receiver Volume", M98095_066_LVL_RCV,
445 0, 31, 0, max98095_rcv_lout_tlv),
447 SOC_DOUBLE_R_TLV("Lineout Volume", M98095_062_LVL_LINEOUT1,
448 M98095_063_LVL_LINEOUT2, 0, 31, 0, max98095_rcv_lout_tlv),
450 SOC_DOUBLE_R("Headphone Switch", M98095_064_LVL_HP_L,
451 M98095_065_LVL_HP_R, 7, 1, 1),
453 SOC_DOUBLE_R("Speaker Switch", M98095_067_LVL_SPK_L,
454 M98095_068_LVL_SPK_R, 7, 1, 1),
456 SOC_SINGLE("Receiver Switch", M98095_066_LVL_RCV, 7, 1, 1),
458 SOC_DOUBLE_R("Lineout Switch", M98095_062_LVL_LINEOUT1,
459 M98095_063_LVL_LINEOUT2, 7, 1, 1),
461 SOC_SINGLE_TLV("MIC1 Volume", M98095_05F_LVL_MIC1, 0, 20, 1,
464 SOC_SINGLE_TLV("MIC2 Volume", M98095_060_LVL_MIC2, 0, 20, 1,
467 SOC_SINGLE_EXT_TLV("MIC1 Boost Volume",
468 M98095_05F_LVL_MIC1, 5, 2, 0,
469 max98095_mic1pre_get, max98095_mic1pre_set,
470 max98095_micboost_tlv),
471 SOC_SINGLE_EXT_TLV("MIC2 Boost Volume",
472 M98095_060_LVL_MIC2, 5, 2, 0,
473 max98095_mic2pre_get, max98095_mic2pre_set,
474 max98095_micboost_tlv),
476 SOC_SINGLE_TLV("Linein Volume", M98095_061_LVL_LINEIN, 0, 5, 1,
479 SOC_SINGLE_TLV("ADCL Volume", M98095_05D_LVL_ADC_L, 0, 15, 1,
481 SOC_SINGLE_TLV("ADCR Volume", M98095_05E_LVL_ADC_R, 0, 15, 1,
484 SOC_SINGLE_TLV("ADCL Boost Volume", M98095_05D_LVL_ADC_L, 4, 3, 0,
485 max98095_adcboost_tlv),
486 SOC_SINGLE_TLV("ADCR Boost Volume", M98095_05E_LVL_ADC_R, 4, 3, 0,
487 max98095_adcboost_tlv),
489 SOC_SINGLE("EQ1 Switch", M98095_088_CFG_LEVEL, 0, 1, 0),
490 SOC_SINGLE("EQ2 Switch", M98095_088_CFG_LEVEL, 1, 1, 0),
492 SOC_SINGLE("Biquad1 Switch", M98095_088_CFG_LEVEL, 2, 1, 0),
493 SOC_SINGLE("Biquad2 Switch", M98095_088_CFG_LEVEL, 3, 1, 0),
495 SOC_ENUM("DAI1 Filter Mode", max98095_dai1_filter_mode_enum),
496 SOC_ENUM("DAI2 Filter Mode", max98095_dai2_filter_mode_enum),
497 SOC_ENUM("DAI1 DAC Filter", max98095_dai1_dac_filter_enum),
498 SOC_ENUM("DAI2 DAC Filter", max98095_dai2_dac_filter_enum),
499 SOC_ENUM("DAI3 DAC Filter", max98095_dai3_dac_filter_enum),
501 SOC_ENUM("Linein Mode", max98095_linein_mode_enum),
502 SOC_ENUM("Lineout Mode", max98095_lineout_mode_enum),
505 /* Left speaker mixer switch */
506 static const struct snd_kcontrol_new max98095_left_speaker_mixer_controls[] = {
507 SOC_DAPM_SINGLE("Left DAC1 Switch", M98095_050_MIX_SPK_LEFT, 0, 1, 0),
508 SOC_DAPM_SINGLE("Right DAC1 Switch", M98095_050_MIX_SPK_LEFT, 6, 1, 0),
509 SOC_DAPM_SINGLE("Mono DAC2 Switch", M98095_050_MIX_SPK_LEFT, 3, 1, 0),
510 SOC_DAPM_SINGLE("Mono DAC3 Switch", M98095_050_MIX_SPK_LEFT, 3, 1, 0),
511 SOC_DAPM_SINGLE("MIC1 Switch", M98095_050_MIX_SPK_LEFT, 4, 1, 0),
512 SOC_DAPM_SINGLE("MIC2 Switch", M98095_050_MIX_SPK_LEFT, 5, 1, 0),
513 SOC_DAPM_SINGLE("IN1 Switch", M98095_050_MIX_SPK_LEFT, 1, 1, 0),
514 SOC_DAPM_SINGLE("IN2 Switch", M98095_050_MIX_SPK_LEFT, 2, 1, 0),
517 /* Right speaker mixer switch */
518 static const struct snd_kcontrol_new max98095_right_speaker_mixer_controls[] = {
519 SOC_DAPM_SINGLE("Left DAC1 Switch", M98095_051_MIX_SPK_RIGHT, 6, 1, 0),
520 SOC_DAPM_SINGLE("Right DAC1 Switch", M98095_051_MIX_SPK_RIGHT, 0, 1, 0),
521 SOC_DAPM_SINGLE("Mono DAC2 Switch", M98095_051_MIX_SPK_RIGHT, 3, 1, 0),
522 SOC_DAPM_SINGLE("Mono DAC3 Switch", M98095_051_MIX_SPK_RIGHT, 3, 1, 0),
523 SOC_DAPM_SINGLE("MIC1 Switch", M98095_051_MIX_SPK_RIGHT, 5, 1, 0),
524 SOC_DAPM_SINGLE("MIC2 Switch", M98095_051_MIX_SPK_RIGHT, 4, 1, 0),
525 SOC_DAPM_SINGLE("IN1 Switch", M98095_051_MIX_SPK_RIGHT, 1, 1, 0),
526 SOC_DAPM_SINGLE("IN2 Switch", M98095_051_MIX_SPK_RIGHT, 2, 1, 0),
529 /* Left headphone mixer switch */
530 static const struct snd_kcontrol_new max98095_left_hp_mixer_controls[] = {
531 SOC_DAPM_SINGLE("Left DAC1 Switch", M98095_04C_MIX_HP_LEFT, 0, 1, 0),
532 SOC_DAPM_SINGLE("Right DAC1 Switch", M98095_04C_MIX_HP_LEFT, 5, 1, 0),
533 SOC_DAPM_SINGLE("MIC1 Switch", M98095_04C_MIX_HP_LEFT, 3, 1, 0),
534 SOC_DAPM_SINGLE("MIC2 Switch", M98095_04C_MIX_HP_LEFT, 4, 1, 0),
535 SOC_DAPM_SINGLE("IN1 Switch", M98095_04C_MIX_HP_LEFT, 1, 1, 0),
536 SOC_DAPM_SINGLE("IN2 Switch", M98095_04C_MIX_HP_LEFT, 2, 1, 0),
539 /* Right headphone mixer switch */
540 static const struct snd_kcontrol_new max98095_right_hp_mixer_controls[] = {
541 SOC_DAPM_SINGLE("Left DAC1 Switch", M98095_04D_MIX_HP_RIGHT, 5, 1, 0),
542 SOC_DAPM_SINGLE("Right DAC1 Switch", M98095_04D_MIX_HP_RIGHT, 0, 1, 0),
543 SOC_DAPM_SINGLE("MIC1 Switch", M98095_04D_MIX_HP_RIGHT, 3, 1, 0),
544 SOC_DAPM_SINGLE("MIC2 Switch", M98095_04D_MIX_HP_RIGHT, 4, 1, 0),
545 SOC_DAPM_SINGLE("IN1 Switch", M98095_04D_MIX_HP_RIGHT, 1, 1, 0),
546 SOC_DAPM_SINGLE("IN2 Switch", M98095_04D_MIX_HP_RIGHT, 2, 1, 0),
549 /* Receiver earpiece mixer switch */
550 static const struct snd_kcontrol_new max98095_mono_rcv_mixer_controls[] = {
551 SOC_DAPM_SINGLE("Left DAC1 Switch", M98095_04F_MIX_RCV, 0, 1, 0),
552 SOC_DAPM_SINGLE("Right DAC1 Switch", M98095_04F_MIX_RCV, 5, 1, 0),
553 SOC_DAPM_SINGLE("MIC1 Switch", M98095_04F_MIX_RCV, 3, 1, 0),
554 SOC_DAPM_SINGLE("MIC2 Switch", M98095_04F_MIX_RCV, 4, 1, 0),
555 SOC_DAPM_SINGLE("IN1 Switch", M98095_04F_MIX_RCV, 1, 1, 0),
556 SOC_DAPM_SINGLE("IN2 Switch", M98095_04F_MIX_RCV, 2, 1, 0),
559 /* Left lineout mixer switch */
560 static const struct snd_kcontrol_new max98095_left_lineout_mixer_controls[] = {
561 SOC_DAPM_SINGLE("Left DAC1 Switch", M98095_053_MIX_LINEOUT1, 5, 1, 0),
562 SOC_DAPM_SINGLE("Right DAC1 Switch", M98095_053_MIX_LINEOUT1, 0, 1, 0),
563 SOC_DAPM_SINGLE("MIC1 Switch", M98095_053_MIX_LINEOUT1, 3, 1, 0),
564 SOC_DAPM_SINGLE("MIC2 Switch", M98095_053_MIX_LINEOUT1, 4, 1, 0),
565 SOC_DAPM_SINGLE("IN1 Switch", M98095_053_MIX_LINEOUT1, 1, 1, 0),
566 SOC_DAPM_SINGLE("IN2 Switch", M98095_053_MIX_LINEOUT1, 2, 1, 0),
569 /* Right lineout mixer switch */
570 static const struct snd_kcontrol_new max98095_right_lineout_mixer_controls[] = {
571 SOC_DAPM_SINGLE("Left DAC1 Switch", M98095_054_MIX_LINEOUT2, 0, 1, 0),
572 SOC_DAPM_SINGLE("Right DAC1 Switch", M98095_054_MIX_LINEOUT2, 5, 1, 0),
573 SOC_DAPM_SINGLE("MIC1 Switch", M98095_054_MIX_LINEOUT2, 3, 1, 0),
574 SOC_DAPM_SINGLE("MIC2 Switch", M98095_054_MIX_LINEOUT2, 4, 1, 0),
575 SOC_DAPM_SINGLE("IN1 Switch", M98095_054_MIX_LINEOUT2, 1, 1, 0),
576 SOC_DAPM_SINGLE("IN2 Switch", M98095_054_MIX_LINEOUT2, 2, 1, 0),
579 /* Left ADC mixer switch */
580 static const struct snd_kcontrol_new max98095_left_ADC_mixer_controls[] = {
581 SOC_DAPM_SINGLE("MIC1 Switch", M98095_04A_MIX_ADC_LEFT, 7, 1, 0),
582 SOC_DAPM_SINGLE("MIC2 Switch", M98095_04A_MIX_ADC_LEFT, 6, 1, 0),
583 SOC_DAPM_SINGLE("IN1 Switch", M98095_04A_MIX_ADC_LEFT, 3, 1, 0),
584 SOC_DAPM_SINGLE("IN2 Switch", M98095_04A_MIX_ADC_LEFT, 2, 1, 0),
587 /* Right ADC mixer switch */
588 static const struct snd_kcontrol_new max98095_right_ADC_mixer_controls[] = {
589 SOC_DAPM_SINGLE("MIC1 Switch", M98095_04B_MIX_ADC_RIGHT, 7, 1, 0),
590 SOC_DAPM_SINGLE("MIC2 Switch", M98095_04B_MIX_ADC_RIGHT, 6, 1, 0),
591 SOC_DAPM_SINGLE("IN1 Switch", M98095_04B_MIX_ADC_RIGHT, 3, 1, 0),
592 SOC_DAPM_SINGLE("IN2 Switch", M98095_04B_MIX_ADC_RIGHT, 2, 1, 0),
595 static int max98095_mic_event(struct snd_soc_dapm_widget *w,
596 struct snd_kcontrol *kcontrol, int event)
598 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
599 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
602 case SND_SOC_DAPM_POST_PMU:
603 if (w->reg == M98095_05F_LVL_MIC1) {
604 snd_soc_component_update_bits(component, w->reg, M98095_MICPRE_MASK,
605 (1+max98095->mic1pre)<<M98095_MICPRE_SHIFT);
607 snd_soc_component_update_bits(component, w->reg, M98095_MICPRE_MASK,
608 (1+max98095->mic2pre)<<M98095_MICPRE_SHIFT);
611 case SND_SOC_DAPM_POST_PMD:
612 snd_soc_component_update_bits(component, w->reg, M98095_MICPRE_MASK, 0);
622 * The line inputs are stereo inputs with the left and right
623 * channels sharing a common PGA power control signal.
625 static int max98095_line_pga(struct snd_soc_dapm_widget *w,
626 int event, u8 channel)
628 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
629 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
632 if (WARN_ON(!(channel == 1 || channel == 2)))
635 state = &max98095->lin_state;
638 case SND_SOC_DAPM_POST_PMU:
640 snd_soc_component_update_bits(component, w->reg,
641 (1 << w->shift), (1 << w->shift));
643 case SND_SOC_DAPM_POST_PMD:
646 snd_soc_component_update_bits(component, w->reg,
657 static int max98095_pga_in1_event(struct snd_soc_dapm_widget *w,
658 struct snd_kcontrol *k, int event)
660 return max98095_line_pga(w, event, 1);
663 static int max98095_pga_in2_event(struct snd_soc_dapm_widget *w,
664 struct snd_kcontrol *k, int event)
666 return max98095_line_pga(w, event, 2);
670 * The stereo line out mixer outputs to two stereo line outs.
671 * The 2nd pair has a separate set of enables.
673 static int max98095_lineout_event(struct snd_soc_dapm_widget *w,
674 struct snd_kcontrol *kcontrol, int event)
676 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
679 case SND_SOC_DAPM_POST_PMU:
680 snd_soc_component_update_bits(component, w->reg,
681 (1 << (w->shift+2)), (1 << (w->shift+2)));
683 case SND_SOC_DAPM_POST_PMD:
684 snd_soc_component_update_bits(component, w->reg,
685 (1 << (w->shift+2)), 0);
694 static const struct snd_soc_dapm_widget max98095_dapm_widgets[] = {
696 SND_SOC_DAPM_ADC("ADCL", "HiFi Capture", M98095_090_PWR_EN_IN, 0, 0),
697 SND_SOC_DAPM_ADC("ADCR", "HiFi Capture", M98095_090_PWR_EN_IN, 1, 0),
699 SND_SOC_DAPM_DAC("DACL1", "HiFi Playback",
700 M98095_091_PWR_EN_OUT, 0, 0),
701 SND_SOC_DAPM_DAC("DACR1", "HiFi Playback",
702 M98095_091_PWR_EN_OUT, 1, 0),
703 SND_SOC_DAPM_DAC("DACM2", "Aux Playback",
704 M98095_091_PWR_EN_OUT, 2, 0),
705 SND_SOC_DAPM_DAC("DACM3", "Voice Playback",
706 M98095_091_PWR_EN_OUT, 2, 0),
708 SND_SOC_DAPM_PGA("HP Left Out", M98095_091_PWR_EN_OUT,
710 SND_SOC_DAPM_PGA("HP Right Out", M98095_091_PWR_EN_OUT,
713 SND_SOC_DAPM_PGA("SPK Left Out", M98095_091_PWR_EN_OUT,
715 SND_SOC_DAPM_PGA("SPK Right Out", M98095_091_PWR_EN_OUT,
718 SND_SOC_DAPM_PGA("RCV Mono Out", M98095_091_PWR_EN_OUT,
721 SND_SOC_DAPM_PGA_E("LINE Left Out", M98095_092_PWR_EN_OUT,
722 0, 0, NULL, 0, max98095_lineout_event, SND_SOC_DAPM_PRE_PMD),
723 SND_SOC_DAPM_PGA_E("LINE Right Out", M98095_092_PWR_EN_OUT,
724 1, 0, NULL, 0, max98095_lineout_event, SND_SOC_DAPM_PRE_PMD),
726 SND_SOC_DAPM_MUX("External MIC", SND_SOC_NOPM, 0, 0,
727 &max98095_extmic_mux),
729 SND_SOC_DAPM_MUX("Linein Mux", SND_SOC_NOPM, 0, 0,
730 &max98095_linein_mux),
732 SND_SOC_DAPM_MIXER("Left Headphone Mixer", SND_SOC_NOPM, 0, 0,
733 &max98095_left_hp_mixer_controls[0],
734 ARRAY_SIZE(max98095_left_hp_mixer_controls)),
736 SND_SOC_DAPM_MIXER("Right Headphone Mixer", SND_SOC_NOPM, 0, 0,
737 &max98095_right_hp_mixer_controls[0],
738 ARRAY_SIZE(max98095_right_hp_mixer_controls)),
740 SND_SOC_DAPM_MIXER("Left Speaker Mixer", SND_SOC_NOPM, 0, 0,
741 &max98095_left_speaker_mixer_controls[0],
742 ARRAY_SIZE(max98095_left_speaker_mixer_controls)),
744 SND_SOC_DAPM_MIXER("Right Speaker Mixer", SND_SOC_NOPM, 0, 0,
745 &max98095_right_speaker_mixer_controls[0],
746 ARRAY_SIZE(max98095_right_speaker_mixer_controls)),
748 SND_SOC_DAPM_MIXER("Receiver Mixer", SND_SOC_NOPM, 0, 0,
749 &max98095_mono_rcv_mixer_controls[0],
750 ARRAY_SIZE(max98095_mono_rcv_mixer_controls)),
752 SND_SOC_DAPM_MIXER("Left Lineout Mixer", SND_SOC_NOPM, 0, 0,
753 &max98095_left_lineout_mixer_controls[0],
754 ARRAY_SIZE(max98095_left_lineout_mixer_controls)),
756 SND_SOC_DAPM_MIXER("Right Lineout Mixer", SND_SOC_NOPM, 0, 0,
757 &max98095_right_lineout_mixer_controls[0],
758 ARRAY_SIZE(max98095_right_lineout_mixer_controls)),
760 SND_SOC_DAPM_MIXER("Left ADC Mixer", SND_SOC_NOPM, 0, 0,
761 &max98095_left_ADC_mixer_controls[0],
762 ARRAY_SIZE(max98095_left_ADC_mixer_controls)),
764 SND_SOC_DAPM_MIXER("Right ADC Mixer", SND_SOC_NOPM, 0, 0,
765 &max98095_right_ADC_mixer_controls[0],
766 ARRAY_SIZE(max98095_right_ADC_mixer_controls)),
768 SND_SOC_DAPM_PGA_E("MIC1 Input", M98095_05F_LVL_MIC1,
769 5, 0, NULL, 0, max98095_mic_event,
770 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
772 SND_SOC_DAPM_PGA_E("MIC2 Input", M98095_060_LVL_MIC2,
773 5, 0, NULL, 0, max98095_mic_event,
774 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
776 SND_SOC_DAPM_PGA_E("IN1 Input", M98095_090_PWR_EN_IN,
777 7, 0, NULL, 0, max98095_pga_in1_event,
778 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
780 SND_SOC_DAPM_PGA_E("IN2 Input", M98095_090_PWR_EN_IN,
781 7, 0, NULL, 0, max98095_pga_in2_event,
782 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
784 SND_SOC_DAPM_MICBIAS("MICBIAS1", M98095_090_PWR_EN_IN, 2, 0),
785 SND_SOC_DAPM_MICBIAS("MICBIAS2", M98095_090_PWR_EN_IN, 3, 0),
787 SND_SOC_DAPM_OUTPUT("HPL"),
788 SND_SOC_DAPM_OUTPUT("HPR"),
789 SND_SOC_DAPM_OUTPUT("SPKL"),
790 SND_SOC_DAPM_OUTPUT("SPKR"),
791 SND_SOC_DAPM_OUTPUT("RCV"),
792 SND_SOC_DAPM_OUTPUT("OUT1"),
793 SND_SOC_DAPM_OUTPUT("OUT2"),
794 SND_SOC_DAPM_OUTPUT("OUT3"),
795 SND_SOC_DAPM_OUTPUT("OUT4"),
797 SND_SOC_DAPM_INPUT("MIC1"),
798 SND_SOC_DAPM_INPUT("MIC2"),
799 SND_SOC_DAPM_INPUT("INA1"),
800 SND_SOC_DAPM_INPUT("INA2"),
801 SND_SOC_DAPM_INPUT("INB1"),
802 SND_SOC_DAPM_INPUT("INB2"),
805 static const struct snd_soc_dapm_route max98095_audio_map[] = {
806 /* Left headphone output mixer */
807 {"Left Headphone Mixer", "Left DAC1 Switch", "DACL1"},
808 {"Left Headphone Mixer", "Right DAC1 Switch", "DACR1"},
809 {"Left Headphone Mixer", "MIC1 Switch", "MIC1 Input"},
810 {"Left Headphone Mixer", "MIC2 Switch", "MIC2 Input"},
811 {"Left Headphone Mixer", "IN1 Switch", "IN1 Input"},
812 {"Left Headphone Mixer", "IN2 Switch", "IN2 Input"},
814 /* Right headphone output mixer */
815 {"Right Headphone Mixer", "Left DAC1 Switch", "DACL1"},
816 {"Right Headphone Mixer", "Right DAC1 Switch", "DACR1"},
817 {"Right Headphone Mixer", "MIC1 Switch", "MIC1 Input"},
818 {"Right Headphone Mixer", "MIC2 Switch", "MIC2 Input"},
819 {"Right Headphone Mixer", "IN1 Switch", "IN1 Input"},
820 {"Right Headphone Mixer", "IN2 Switch", "IN2 Input"},
822 /* Left speaker output mixer */
823 {"Left Speaker Mixer", "Left DAC1 Switch", "DACL1"},
824 {"Left Speaker Mixer", "Right DAC1 Switch", "DACR1"},
825 {"Left Speaker Mixer", "Mono DAC2 Switch", "DACM2"},
826 {"Left Speaker Mixer", "Mono DAC3 Switch", "DACM3"},
827 {"Left Speaker Mixer", "MIC1 Switch", "MIC1 Input"},
828 {"Left Speaker Mixer", "MIC2 Switch", "MIC2 Input"},
829 {"Left Speaker Mixer", "IN1 Switch", "IN1 Input"},
830 {"Left Speaker Mixer", "IN2 Switch", "IN2 Input"},
832 /* Right speaker output mixer */
833 {"Right Speaker Mixer", "Left DAC1 Switch", "DACL1"},
834 {"Right Speaker Mixer", "Right DAC1 Switch", "DACR1"},
835 {"Right Speaker Mixer", "Mono DAC2 Switch", "DACM2"},
836 {"Right Speaker Mixer", "Mono DAC3 Switch", "DACM3"},
837 {"Right Speaker Mixer", "MIC1 Switch", "MIC1 Input"},
838 {"Right Speaker Mixer", "MIC2 Switch", "MIC2 Input"},
839 {"Right Speaker Mixer", "IN1 Switch", "IN1 Input"},
840 {"Right Speaker Mixer", "IN2 Switch", "IN2 Input"},
842 /* Earpiece/Receiver output mixer */
843 {"Receiver Mixer", "Left DAC1 Switch", "DACL1"},
844 {"Receiver Mixer", "Right DAC1 Switch", "DACR1"},
845 {"Receiver Mixer", "MIC1 Switch", "MIC1 Input"},
846 {"Receiver Mixer", "MIC2 Switch", "MIC2 Input"},
847 {"Receiver Mixer", "IN1 Switch", "IN1 Input"},
848 {"Receiver Mixer", "IN2 Switch", "IN2 Input"},
850 /* Left Lineout output mixer */
851 {"Left Lineout Mixer", "Left DAC1 Switch", "DACL1"},
852 {"Left Lineout Mixer", "Right DAC1 Switch", "DACR1"},
853 {"Left Lineout Mixer", "MIC1 Switch", "MIC1 Input"},
854 {"Left Lineout Mixer", "MIC2 Switch", "MIC2 Input"},
855 {"Left Lineout Mixer", "IN1 Switch", "IN1 Input"},
856 {"Left Lineout Mixer", "IN2 Switch", "IN2 Input"},
858 /* Right lineout output mixer */
859 {"Right Lineout Mixer", "Left DAC1 Switch", "DACL1"},
860 {"Right Lineout Mixer", "Right DAC1 Switch", "DACR1"},
861 {"Right Lineout Mixer", "MIC1 Switch", "MIC1 Input"},
862 {"Right Lineout Mixer", "MIC2 Switch", "MIC2 Input"},
863 {"Right Lineout Mixer", "IN1 Switch", "IN1 Input"},
864 {"Right Lineout Mixer", "IN2 Switch", "IN2 Input"},
866 {"HP Left Out", NULL, "Left Headphone Mixer"},
867 {"HP Right Out", NULL, "Right Headphone Mixer"},
868 {"SPK Left Out", NULL, "Left Speaker Mixer"},
869 {"SPK Right Out", NULL, "Right Speaker Mixer"},
870 {"RCV Mono Out", NULL, "Receiver Mixer"},
871 {"LINE Left Out", NULL, "Left Lineout Mixer"},
872 {"LINE Right Out", NULL, "Right Lineout Mixer"},
874 {"HPL", NULL, "HP Left Out"},
875 {"HPR", NULL, "HP Right Out"},
876 {"SPKL", NULL, "SPK Left Out"},
877 {"SPKR", NULL, "SPK Right Out"},
878 {"RCV", NULL, "RCV Mono Out"},
879 {"OUT1", NULL, "LINE Left Out"},
880 {"OUT2", NULL, "LINE Right Out"},
881 {"OUT3", NULL, "LINE Left Out"},
882 {"OUT4", NULL, "LINE Right Out"},
884 /* Left ADC input mixer */
885 {"Left ADC Mixer", "MIC1 Switch", "MIC1 Input"},
886 {"Left ADC Mixer", "MIC2 Switch", "MIC2 Input"},
887 {"Left ADC Mixer", "IN1 Switch", "IN1 Input"},
888 {"Left ADC Mixer", "IN2 Switch", "IN2 Input"},
890 /* Right ADC input mixer */
891 {"Right ADC Mixer", "MIC1 Switch", "MIC1 Input"},
892 {"Right ADC Mixer", "MIC2 Switch", "MIC2 Input"},
893 {"Right ADC Mixer", "IN1 Switch", "IN1 Input"},
894 {"Right ADC Mixer", "IN2 Switch", "IN2 Input"},
897 {"ADCL", NULL, "Left ADC Mixer"},
898 {"ADCR", NULL, "Right ADC Mixer"},
900 {"IN1 Input", NULL, "INA1"},
901 {"IN2 Input", NULL, "INA2"},
903 {"MIC1 Input", NULL, "MIC1"},
904 {"MIC2 Input", NULL, "MIC2"},
907 /* codec mclk clock divider coefficients */
908 static const struct {
924 static int rate_value(int rate, u8 *value)
928 for (i = 0; i < ARRAY_SIZE(rate_table); i++) {
929 if (rate_table[i].rate >= rate) {
930 *value = rate_table[i].sr;
934 *value = rate_table[0].sr;
938 static int max98095_dai1_hw_params(struct snd_pcm_substream *substream,
939 struct snd_pcm_hw_params *params,
940 struct snd_soc_dai *dai)
942 struct snd_soc_component *component = dai->component;
943 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
944 struct max98095_cdata *cdata;
945 unsigned long long ni;
949 cdata = &max98095->dai[0];
951 rate = params_rate(params);
953 switch (params_width(params)) {
955 snd_soc_component_update_bits(component, M98095_02A_DAI1_FORMAT,
959 snd_soc_component_update_bits(component, M98095_02A_DAI1_FORMAT,
960 M98095_DAI_WS, M98095_DAI_WS);
966 if (rate_value(rate, ®val))
969 snd_soc_component_update_bits(component, M98095_027_DAI1_CLKMODE,
970 M98095_CLKMODE_MASK, regval);
973 /* Configure NI when operating as master */
974 if (snd_soc_component_read(component, M98095_02A_DAI1_FORMAT) & M98095_DAI_MAS) {
975 if (max98095->sysclk == 0) {
976 dev_err(component->dev, "Invalid system clock frequency\n");
979 ni = 65536ULL * (rate < 50000 ? 96ULL : 48ULL)
980 * (unsigned long long int)rate;
981 do_div(ni, (unsigned long long int)max98095->sysclk);
982 snd_soc_component_write(component, M98095_028_DAI1_CLKCFG_HI,
984 snd_soc_component_write(component, M98095_029_DAI1_CLKCFG_LO,
988 /* Update sample rate mode */
990 snd_soc_component_update_bits(component, M98095_02E_DAI1_FILTERS,
993 snd_soc_component_update_bits(component, M98095_02E_DAI1_FILTERS,
994 M98095_DAI_DHF, M98095_DAI_DHF);
999 static int max98095_dai2_hw_params(struct snd_pcm_substream *substream,
1000 struct snd_pcm_hw_params *params,
1001 struct snd_soc_dai *dai)
1003 struct snd_soc_component *component = dai->component;
1004 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1005 struct max98095_cdata *cdata;
1006 unsigned long long ni;
1010 cdata = &max98095->dai[1];
1012 rate = params_rate(params);
1014 switch (params_width(params)) {
1016 snd_soc_component_update_bits(component, M98095_034_DAI2_FORMAT,
1020 snd_soc_component_update_bits(component, M98095_034_DAI2_FORMAT,
1021 M98095_DAI_WS, M98095_DAI_WS);
1027 if (rate_value(rate, ®val))
1030 snd_soc_component_update_bits(component, M98095_031_DAI2_CLKMODE,
1031 M98095_CLKMODE_MASK, regval);
1034 /* Configure NI when operating as master */
1035 if (snd_soc_component_read(component, M98095_034_DAI2_FORMAT) & M98095_DAI_MAS) {
1036 if (max98095->sysclk == 0) {
1037 dev_err(component->dev, "Invalid system clock frequency\n");
1040 ni = 65536ULL * (rate < 50000 ? 96ULL : 48ULL)
1041 * (unsigned long long int)rate;
1042 do_div(ni, (unsigned long long int)max98095->sysclk);
1043 snd_soc_component_write(component, M98095_032_DAI2_CLKCFG_HI,
1045 snd_soc_component_write(component, M98095_033_DAI2_CLKCFG_LO,
1049 /* Update sample rate mode */
1051 snd_soc_component_update_bits(component, M98095_038_DAI2_FILTERS,
1054 snd_soc_component_update_bits(component, M98095_038_DAI2_FILTERS,
1055 M98095_DAI_DHF, M98095_DAI_DHF);
1060 static int max98095_dai3_hw_params(struct snd_pcm_substream *substream,
1061 struct snd_pcm_hw_params *params,
1062 struct snd_soc_dai *dai)
1064 struct snd_soc_component *component = dai->component;
1065 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1066 struct max98095_cdata *cdata;
1067 unsigned long long ni;
1071 cdata = &max98095->dai[2];
1073 rate = params_rate(params);
1075 switch (params_width(params)) {
1077 snd_soc_component_update_bits(component, M98095_03E_DAI3_FORMAT,
1081 snd_soc_component_update_bits(component, M98095_03E_DAI3_FORMAT,
1082 M98095_DAI_WS, M98095_DAI_WS);
1088 if (rate_value(rate, ®val))
1091 snd_soc_component_update_bits(component, M98095_03B_DAI3_CLKMODE,
1092 M98095_CLKMODE_MASK, regval);
1095 /* Configure NI when operating as master */
1096 if (snd_soc_component_read(component, M98095_03E_DAI3_FORMAT) & M98095_DAI_MAS) {
1097 if (max98095->sysclk == 0) {
1098 dev_err(component->dev, "Invalid system clock frequency\n");
1101 ni = 65536ULL * (rate < 50000 ? 96ULL : 48ULL)
1102 * (unsigned long long int)rate;
1103 do_div(ni, (unsigned long long int)max98095->sysclk);
1104 snd_soc_component_write(component, M98095_03C_DAI3_CLKCFG_HI,
1106 snd_soc_component_write(component, M98095_03D_DAI3_CLKCFG_LO,
1110 /* Update sample rate mode */
1112 snd_soc_component_update_bits(component, M98095_042_DAI3_FILTERS,
1115 snd_soc_component_update_bits(component, M98095_042_DAI3_FILTERS,
1116 M98095_DAI_DHF, M98095_DAI_DHF);
1121 static int max98095_dai_set_sysclk(struct snd_soc_dai *dai,
1122 int clk_id, unsigned int freq, int dir)
1124 struct snd_soc_component *component = dai->component;
1125 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1127 /* Requested clock frequency is already setup */
1128 if (freq == max98095->sysclk)
1131 if (!IS_ERR(max98095->mclk)) {
1132 freq = clk_round_rate(max98095->mclk, freq);
1133 clk_set_rate(max98095->mclk, freq);
1136 /* Setup clocks for slave mode, and using the PLL
1137 * PSCLK = 0x01 (when master clk is 10MHz to 20MHz)
1138 * 0x02 (when master clk is 20MHz to 40MHz)..
1139 * 0x03 (when master clk is 40MHz to 60MHz)..
1141 if ((freq >= 10000000) && (freq < 20000000)) {
1142 snd_soc_component_write(component, M98095_026_SYS_CLK, 0x10);
1143 } else if ((freq >= 20000000) && (freq < 40000000)) {
1144 snd_soc_component_write(component, M98095_026_SYS_CLK, 0x20);
1145 } else if ((freq >= 40000000) && (freq < 60000000)) {
1146 snd_soc_component_write(component, M98095_026_SYS_CLK, 0x30);
1148 dev_err(component->dev, "Invalid master clock frequency\n");
1152 dev_dbg(dai->dev, "Clock source is %d at %uHz\n", clk_id, freq);
1154 max98095->sysclk = freq;
1158 static int max98095_dai1_set_fmt(struct snd_soc_dai *codec_dai,
1161 struct snd_soc_component *component = codec_dai->component;
1162 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1163 struct max98095_cdata *cdata;
1166 cdata = &max98095->dai[0];
1168 if (fmt != cdata->fmt) {
1171 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1172 case SND_SOC_DAIFMT_CBS_CFS:
1173 /* Slave mode PLL */
1174 snd_soc_component_write(component, M98095_028_DAI1_CLKCFG_HI,
1176 snd_soc_component_write(component, M98095_029_DAI1_CLKCFG_LO,
1179 case SND_SOC_DAIFMT_CBM_CFM:
1180 /* Set to master mode */
1181 regval |= M98095_DAI_MAS;
1183 case SND_SOC_DAIFMT_CBS_CFM:
1184 case SND_SOC_DAIFMT_CBM_CFS:
1186 dev_err(component->dev, "Clock mode unsupported");
1190 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1191 case SND_SOC_DAIFMT_I2S:
1192 regval |= M98095_DAI_DLY;
1194 case SND_SOC_DAIFMT_LEFT_J:
1200 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1201 case SND_SOC_DAIFMT_NB_NF:
1203 case SND_SOC_DAIFMT_NB_IF:
1204 regval |= M98095_DAI_WCI;
1206 case SND_SOC_DAIFMT_IB_NF:
1207 regval |= M98095_DAI_BCI;
1209 case SND_SOC_DAIFMT_IB_IF:
1210 regval |= M98095_DAI_BCI|M98095_DAI_WCI;
1216 snd_soc_component_update_bits(component, M98095_02A_DAI1_FORMAT,
1217 M98095_DAI_MAS | M98095_DAI_DLY | M98095_DAI_BCI |
1218 M98095_DAI_WCI, regval);
1220 snd_soc_component_write(component, M98095_02B_DAI1_CLOCK, M98095_DAI_BSEL64);
1226 static int max98095_dai2_set_fmt(struct snd_soc_dai *codec_dai,
1229 struct snd_soc_component *component = codec_dai->component;
1230 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1231 struct max98095_cdata *cdata;
1234 cdata = &max98095->dai[1];
1236 if (fmt != cdata->fmt) {
1239 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1240 case SND_SOC_DAIFMT_CBS_CFS:
1241 /* Slave mode PLL */
1242 snd_soc_component_write(component, M98095_032_DAI2_CLKCFG_HI,
1244 snd_soc_component_write(component, M98095_033_DAI2_CLKCFG_LO,
1247 case SND_SOC_DAIFMT_CBM_CFM:
1248 /* Set to master mode */
1249 regval |= M98095_DAI_MAS;
1251 case SND_SOC_DAIFMT_CBS_CFM:
1252 case SND_SOC_DAIFMT_CBM_CFS:
1254 dev_err(component->dev, "Clock mode unsupported");
1258 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1259 case SND_SOC_DAIFMT_I2S:
1260 regval |= M98095_DAI_DLY;
1262 case SND_SOC_DAIFMT_LEFT_J:
1268 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1269 case SND_SOC_DAIFMT_NB_NF:
1271 case SND_SOC_DAIFMT_NB_IF:
1272 regval |= M98095_DAI_WCI;
1274 case SND_SOC_DAIFMT_IB_NF:
1275 regval |= M98095_DAI_BCI;
1277 case SND_SOC_DAIFMT_IB_IF:
1278 regval |= M98095_DAI_BCI|M98095_DAI_WCI;
1284 snd_soc_component_update_bits(component, M98095_034_DAI2_FORMAT,
1285 M98095_DAI_MAS | M98095_DAI_DLY | M98095_DAI_BCI |
1286 M98095_DAI_WCI, regval);
1288 snd_soc_component_write(component, M98095_035_DAI2_CLOCK,
1295 static int max98095_dai3_set_fmt(struct snd_soc_dai *codec_dai,
1298 struct snd_soc_component *component = codec_dai->component;
1299 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1300 struct max98095_cdata *cdata;
1303 cdata = &max98095->dai[2];
1305 if (fmt != cdata->fmt) {
1308 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1309 case SND_SOC_DAIFMT_CBS_CFS:
1310 /* Slave mode PLL */
1311 snd_soc_component_write(component, M98095_03C_DAI3_CLKCFG_HI,
1313 snd_soc_component_write(component, M98095_03D_DAI3_CLKCFG_LO,
1316 case SND_SOC_DAIFMT_CBM_CFM:
1317 /* Set to master mode */
1318 regval |= M98095_DAI_MAS;
1320 case SND_SOC_DAIFMT_CBS_CFM:
1321 case SND_SOC_DAIFMT_CBM_CFS:
1323 dev_err(component->dev, "Clock mode unsupported");
1327 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1328 case SND_SOC_DAIFMT_I2S:
1329 regval |= M98095_DAI_DLY;
1331 case SND_SOC_DAIFMT_LEFT_J:
1337 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1338 case SND_SOC_DAIFMT_NB_NF:
1340 case SND_SOC_DAIFMT_NB_IF:
1341 regval |= M98095_DAI_WCI;
1343 case SND_SOC_DAIFMT_IB_NF:
1344 regval |= M98095_DAI_BCI;
1346 case SND_SOC_DAIFMT_IB_IF:
1347 regval |= M98095_DAI_BCI|M98095_DAI_WCI;
1353 snd_soc_component_update_bits(component, M98095_03E_DAI3_FORMAT,
1354 M98095_DAI_MAS | M98095_DAI_DLY | M98095_DAI_BCI |
1355 M98095_DAI_WCI, regval);
1357 snd_soc_component_write(component, M98095_03F_DAI3_CLOCK,
1364 static int max98095_set_bias_level(struct snd_soc_component *component,
1365 enum snd_soc_bias_level level)
1367 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1371 case SND_SOC_BIAS_ON:
1374 case SND_SOC_BIAS_PREPARE:
1376 * SND_SOC_BIAS_PREPARE is called while preparing for a
1377 * transition to ON or away from ON. If current bias_level
1378 * is SND_SOC_BIAS_ON, then it is preparing for a transition
1379 * away from ON. Disable the clock in that case, otherwise
1382 if (IS_ERR(max98095->mclk))
1385 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_ON) {
1386 clk_disable_unprepare(max98095->mclk);
1388 ret = clk_prepare_enable(max98095->mclk);
1394 case SND_SOC_BIAS_STANDBY:
1395 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
1396 ret = regcache_sync(max98095->regmap);
1399 dev_err(component->dev, "Failed to sync cache: %d\n", ret);
1404 snd_soc_component_update_bits(component, M98095_090_PWR_EN_IN,
1405 M98095_MBEN, M98095_MBEN);
1408 case SND_SOC_BIAS_OFF:
1409 snd_soc_component_update_bits(component, M98095_090_PWR_EN_IN,
1411 regcache_mark_dirty(max98095->regmap);
1417 #define MAX98095_RATES SNDRV_PCM_RATE_8000_96000
1418 #define MAX98095_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
1420 static const struct snd_soc_dai_ops max98095_dai1_ops = {
1421 .set_sysclk = max98095_dai_set_sysclk,
1422 .set_fmt = max98095_dai1_set_fmt,
1423 .hw_params = max98095_dai1_hw_params,
1426 static const struct snd_soc_dai_ops max98095_dai2_ops = {
1427 .set_sysclk = max98095_dai_set_sysclk,
1428 .set_fmt = max98095_dai2_set_fmt,
1429 .hw_params = max98095_dai2_hw_params,
1432 static const struct snd_soc_dai_ops max98095_dai3_ops = {
1433 .set_sysclk = max98095_dai_set_sysclk,
1434 .set_fmt = max98095_dai3_set_fmt,
1435 .hw_params = max98095_dai3_hw_params,
1438 static struct snd_soc_dai_driver max98095_dai[] = {
1442 .stream_name = "HiFi Playback",
1445 .rates = MAX98095_RATES,
1446 .formats = MAX98095_FORMATS,
1449 .stream_name = "HiFi Capture",
1452 .rates = MAX98095_RATES,
1453 .formats = MAX98095_FORMATS,
1455 .ops = &max98095_dai1_ops,
1460 .stream_name = "Aux Playback",
1463 .rates = MAX98095_RATES,
1464 .formats = MAX98095_FORMATS,
1466 .ops = &max98095_dai2_ops,
1471 .stream_name = "Voice Playback",
1474 .rates = MAX98095_RATES,
1475 .formats = MAX98095_FORMATS,
1477 .ops = &max98095_dai3_ops,
1482 static int max98095_get_eq_channel(const char *name)
1484 if (strcmp(name, "EQ1 Mode") == 0)
1486 if (strcmp(name, "EQ2 Mode") == 0)
1491 static int max98095_put_eq_enum(struct snd_kcontrol *kcontrol,
1492 struct snd_ctl_elem_value *ucontrol)
1494 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
1495 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1496 struct max98095_pdata *pdata = max98095->pdata;
1497 int channel = max98095_get_eq_channel(kcontrol->id.name);
1498 struct max98095_cdata *cdata;
1499 unsigned int sel = ucontrol->value.enumerated.item[0];
1500 struct max98095_eq_cfg *coef_set;
1501 int fs, best, best_val, i;
1502 int regmask, regsave;
1504 if (WARN_ON(channel > 1))
1507 if (!pdata || !max98095->eq_textcnt)
1510 if (sel >= pdata->eq_cfgcnt)
1513 cdata = &max98095->dai[channel];
1514 cdata->eq_sel = sel;
1517 /* Find the selected configuration with nearest sample rate */
1520 for (i = 0; i < pdata->eq_cfgcnt; i++) {
1521 if (strcmp(pdata->eq_cfg[i].name, max98095->eq_texts[sel]) == 0 &&
1522 abs(pdata->eq_cfg[i].rate - fs) < best_val) {
1524 best_val = abs(pdata->eq_cfg[i].rate - fs);
1528 dev_dbg(component->dev, "Selected %s/%dHz for %dHz sample rate\n",
1529 pdata->eq_cfg[best].name,
1530 pdata->eq_cfg[best].rate, fs);
1532 coef_set = &pdata->eq_cfg[best];
1534 regmask = (channel == 0) ? M98095_EQ1EN : M98095_EQ2EN;
1536 /* Disable filter while configuring, and save current on/off state */
1537 regsave = snd_soc_component_read(component, M98095_088_CFG_LEVEL);
1538 snd_soc_component_update_bits(component, M98095_088_CFG_LEVEL, regmask, 0);
1540 mutex_lock(&max98095->lock);
1541 snd_soc_component_update_bits(component, M98095_00F_HOST_CFG, M98095_SEG, M98095_SEG);
1542 m98095_eq_band(component, channel, 0, coef_set->band1);
1543 m98095_eq_band(component, channel, 1, coef_set->band2);
1544 m98095_eq_band(component, channel, 2, coef_set->band3);
1545 m98095_eq_band(component, channel, 3, coef_set->band4);
1546 m98095_eq_band(component, channel, 4, coef_set->band5);
1547 snd_soc_component_update_bits(component, M98095_00F_HOST_CFG, M98095_SEG, 0);
1548 mutex_unlock(&max98095->lock);
1550 /* Restore the original on/off state */
1551 snd_soc_component_update_bits(component, M98095_088_CFG_LEVEL, regmask, regsave);
1555 static int max98095_get_eq_enum(struct snd_kcontrol *kcontrol,
1556 struct snd_ctl_elem_value *ucontrol)
1558 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
1559 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1560 int channel = max98095_get_eq_channel(kcontrol->id.name);
1561 struct max98095_cdata *cdata;
1563 cdata = &max98095->dai[channel];
1564 ucontrol->value.enumerated.item[0] = cdata->eq_sel;
1569 static void max98095_handle_eq_pdata(struct snd_soc_component *component)
1571 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1572 struct max98095_pdata *pdata = max98095->pdata;
1573 struct max98095_eq_cfg *cfg;
1574 unsigned int cfgcnt;
1579 struct snd_kcontrol_new controls[] = {
1580 SOC_ENUM_EXT("EQ1 Mode",
1582 max98095_get_eq_enum,
1583 max98095_put_eq_enum),
1584 SOC_ENUM_EXT("EQ2 Mode",
1586 max98095_get_eq_enum,
1587 max98095_put_eq_enum),
1590 cfg = pdata->eq_cfg;
1591 cfgcnt = pdata->eq_cfgcnt;
1593 /* Setup an array of texts for the equalizer enum.
1594 * This is based on Mark Brown's equalizer driver code.
1596 max98095->eq_textcnt = 0;
1597 max98095->eq_texts = NULL;
1598 for (i = 0; i < cfgcnt; i++) {
1599 for (j = 0; j < max98095->eq_textcnt; j++) {
1600 if (strcmp(cfg[i].name, max98095->eq_texts[j]) == 0)
1604 if (j != max98095->eq_textcnt)
1607 /* Expand the array */
1608 t = krealloc(max98095->eq_texts,
1609 sizeof(char *) * (max98095->eq_textcnt + 1),
1614 /* Store the new entry */
1615 t[max98095->eq_textcnt] = cfg[i].name;
1616 max98095->eq_textcnt++;
1617 max98095->eq_texts = t;
1620 /* Now point the soc_enum to .texts array items */
1621 max98095->eq_enum.texts = max98095->eq_texts;
1622 max98095->eq_enum.items = max98095->eq_textcnt;
1624 ret = snd_soc_add_component_controls(component, controls, ARRAY_SIZE(controls));
1626 dev_err(component->dev, "Failed to add EQ control: %d\n", ret);
1629 static const char *bq_mode_name[] = {"Biquad1 Mode", "Biquad2 Mode"};
1631 static int max98095_get_bq_channel(struct snd_soc_component *component,
1636 ret = match_string(bq_mode_name, ARRAY_SIZE(bq_mode_name), name);
1638 dev_err(component->dev, "Bad biquad channel name '%s'\n", name);
1642 static int max98095_put_bq_enum(struct snd_kcontrol *kcontrol,
1643 struct snd_ctl_elem_value *ucontrol)
1645 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
1646 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1647 struct max98095_pdata *pdata = max98095->pdata;
1648 int channel = max98095_get_bq_channel(component, kcontrol->id.name);
1649 struct max98095_cdata *cdata;
1650 unsigned int sel = ucontrol->value.enumerated.item[0];
1651 struct max98095_biquad_cfg *coef_set;
1652 int fs, best, best_val, i;
1653 int regmask, regsave;
1658 if (!pdata || !max98095->bq_textcnt)
1661 if (sel >= pdata->bq_cfgcnt)
1664 cdata = &max98095->dai[channel];
1665 cdata->bq_sel = sel;
1668 /* Find the selected configuration with nearest sample rate */
1671 for (i = 0; i < pdata->bq_cfgcnt; i++) {
1672 if (strcmp(pdata->bq_cfg[i].name, max98095->bq_texts[sel]) == 0 &&
1673 abs(pdata->bq_cfg[i].rate - fs) < best_val) {
1675 best_val = abs(pdata->bq_cfg[i].rate - fs);
1679 dev_dbg(component->dev, "Selected %s/%dHz for %dHz sample rate\n",
1680 pdata->bq_cfg[best].name,
1681 pdata->bq_cfg[best].rate, fs);
1683 coef_set = &pdata->bq_cfg[best];
1685 regmask = (channel == 0) ? M98095_BQ1EN : M98095_BQ2EN;
1687 /* Disable filter while configuring, and save current on/off state */
1688 regsave = snd_soc_component_read(component, M98095_088_CFG_LEVEL);
1689 snd_soc_component_update_bits(component, M98095_088_CFG_LEVEL, regmask, 0);
1691 mutex_lock(&max98095->lock);
1692 snd_soc_component_update_bits(component, M98095_00F_HOST_CFG, M98095_SEG, M98095_SEG);
1693 m98095_biquad_band(component, channel, 0, coef_set->band1);
1694 m98095_biquad_band(component, channel, 1, coef_set->band2);
1695 snd_soc_component_update_bits(component, M98095_00F_HOST_CFG, M98095_SEG, 0);
1696 mutex_unlock(&max98095->lock);
1698 /* Restore the original on/off state */
1699 snd_soc_component_update_bits(component, M98095_088_CFG_LEVEL, regmask, regsave);
1703 static int max98095_get_bq_enum(struct snd_kcontrol *kcontrol,
1704 struct snd_ctl_elem_value *ucontrol)
1706 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
1707 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1708 int channel = max98095_get_bq_channel(component, kcontrol->id.name);
1709 struct max98095_cdata *cdata;
1714 cdata = &max98095->dai[channel];
1715 ucontrol->value.enumerated.item[0] = cdata->bq_sel;
1720 static void max98095_handle_bq_pdata(struct snd_soc_component *component)
1722 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1723 struct max98095_pdata *pdata = max98095->pdata;
1724 struct max98095_biquad_cfg *cfg;
1725 unsigned int cfgcnt;
1730 struct snd_kcontrol_new controls[] = {
1731 SOC_ENUM_EXT((char *)bq_mode_name[0],
1733 max98095_get_bq_enum,
1734 max98095_put_bq_enum),
1735 SOC_ENUM_EXT((char *)bq_mode_name[1],
1737 max98095_get_bq_enum,
1738 max98095_put_bq_enum),
1740 BUILD_BUG_ON(ARRAY_SIZE(controls) != ARRAY_SIZE(bq_mode_name));
1742 cfg = pdata->bq_cfg;
1743 cfgcnt = pdata->bq_cfgcnt;
1745 /* Setup an array of texts for the biquad enum.
1746 * This is based on Mark Brown's equalizer driver code.
1748 max98095->bq_textcnt = 0;
1749 max98095->bq_texts = NULL;
1750 for (i = 0; i < cfgcnt; i++) {
1751 for (j = 0; j < max98095->bq_textcnt; j++) {
1752 if (strcmp(cfg[i].name, max98095->bq_texts[j]) == 0)
1756 if (j != max98095->bq_textcnt)
1759 /* Expand the array */
1760 t = krealloc(max98095->bq_texts,
1761 sizeof(char *) * (max98095->bq_textcnt + 1),
1766 /* Store the new entry */
1767 t[max98095->bq_textcnt] = cfg[i].name;
1768 max98095->bq_textcnt++;
1769 max98095->bq_texts = t;
1772 /* Now point the soc_enum to .texts array items */
1773 max98095->bq_enum.texts = max98095->bq_texts;
1774 max98095->bq_enum.items = max98095->bq_textcnt;
1776 ret = snd_soc_add_component_controls(component, controls, ARRAY_SIZE(controls));
1778 dev_err(component->dev, "Failed to add Biquad control: %d\n", ret);
1781 static void max98095_handle_pdata(struct snd_soc_component *component)
1783 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1784 struct max98095_pdata *pdata = max98095->pdata;
1788 dev_dbg(component->dev, "No platform data\n");
1792 /* Configure mic for analog/digital mic mode */
1793 if (pdata->digmic_left_mode)
1794 regval |= M98095_DIGMIC_L;
1796 if (pdata->digmic_right_mode)
1797 regval |= M98095_DIGMIC_R;
1799 snd_soc_component_write(component, M98095_087_CFG_MIC, regval);
1801 /* Configure equalizers */
1802 if (pdata->eq_cfgcnt)
1803 max98095_handle_eq_pdata(component);
1805 /* Configure bi-quad filters */
1806 if (pdata->bq_cfgcnt)
1807 max98095_handle_bq_pdata(component);
1810 static irqreturn_t max98095_report_jack(int irq, void *data)
1812 struct snd_soc_component *component = data;
1813 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1818 /* Read the Jack Status Register */
1819 value = snd_soc_component_read(component, M98095_007_JACK_AUTO_STS);
1821 /* If ddone is not set, then detection isn't finished yet */
1822 if ((value & M98095_DDONE) == 0)
1825 /* if hp, check its bit, and if set, clear it */
1826 if ((value & M98095_HP_IN || value & M98095_LO_IN) &&
1827 max98095->headphone_jack)
1828 hp_report |= SND_JACK_HEADPHONE;
1830 /* if mic, check its bit, and if set, clear it */
1831 if ((value & M98095_MIC_IN) && max98095->mic_jack)
1832 mic_report |= SND_JACK_MICROPHONE;
1834 if (max98095->headphone_jack == max98095->mic_jack) {
1835 snd_soc_jack_report(max98095->headphone_jack,
1836 hp_report | mic_report,
1839 if (max98095->headphone_jack)
1840 snd_soc_jack_report(max98095->headphone_jack,
1841 hp_report, SND_JACK_HEADPHONE);
1842 if (max98095->mic_jack)
1843 snd_soc_jack_report(max98095->mic_jack,
1844 mic_report, SND_JACK_MICROPHONE);
1850 static int max98095_jack_detect_enable(struct snd_soc_component *component)
1852 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1854 int detect_enable = M98095_JDEN;
1855 unsigned int slew = M98095_DEFAULT_SLEW_DELAY;
1857 if (max98095->pdata->jack_detect_pin5en)
1858 detect_enable |= M98095_PIN5EN;
1860 if (max98095->pdata->jack_detect_delay)
1861 slew = max98095->pdata->jack_detect_delay;
1863 ret = snd_soc_component_write(component, M98095_08E_JACK_DC_SLEW, slew);
1865 dev_err(component->dev, "Failed to cfg auto detect %d\n", ret);
1869 /* configure auto detection to be enabled */
1870 ret = snd_soc_component_write(component, M98095_089_JACK_DET_AUTO, detect_enable);
1872 dev_err(component->dev, "Failed to cfg auto detect %d\n", ret);
1879 static int max98095_jack_detect_disable(struct snd_soc_component *component)
1883 /* configure auto detection to be disabled */
1884 ret = snd_soc_component_write(component, M98095_089_JACK_DET_AUTO, 0x0);
1886 dev_err(component->dev, "Failed to cfg auto detect %d\n", ret);
1893 int max98095_jack_detect(struct snd_soc_component *component,
1894 struct snd_soc_jack *hp_jack, struct snd_soc_jack *mic_jack)
1896 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1897 struct i2c_client *client = to_i2c_client(component->dev);
1900 max98095->headphone_jack = hp_jack;
1901 max98095->mic_jack = mic_jack;
1903 /* only progress if we have at least 1 jack pointer */
1904 if (!hp_jack && !mic_jack)
1907 max98095_jack_detect_enable(component);
1909 /* enable interrupts for headphone jack detection */
1910 ret = snd_soc_component_update_bits(component, M98095_013_JACK_INT_EN,
1911 M98095_IDDONE, M98095_IDDONE);
1913 dev_err(component->dev, "Failed to cfg jack irqs %d\n", ret);
1917 max98095_report_jack(client->irq, component);
1920 EXPORT_SYMBOL_GPL(max98095_jack_detect);
1923 static int max98095_suspend(struct snd_soc_component *component)
1925 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1927 if (max98095->headphone_jack || max98095->mic_jack)
1928 max98095_jack_detect_disable(component);
1930 snd_soc_component_force_bias_level(component, SND_SOC_BIAS_OFF);
1935 static int max98095_resume(struct snd_soc_component *component)
1937 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1938 struct i2c_client *client = to_i2c_client(component->dev);
1940 snd_soc_component_force_bias_level(component, SND_SOC_BIAS_STANDBY);
1942 if (max98095->headphone_jack || max98095->mic_jack) {
1943 max98095_jack_detect_enable(component);
1944 max98095_report_jack(client->irq, component);
1950 #define max98095_suspend NULL
1951 #define max98095_resume NULL
1954 static int max98095_reset(struct snd_soc_component *component)
1958 /* Gracefully reset the DSP core and the codec hardware
1959 * in a proper sequence */
1960 ret = snd_soc_component_write(component, M98095_00F_HOST_CFG, 0);
1962 dev_err(component->dev, "Failed to reset DSP: %d\n", ret);
1966 ret = snd_soc_component_write(component, M98095_097_PWR_SYS, 0);
1968 dev_err(component->dev, "Failed to reset component: %d\n", ret);
1972 /* Reset to hardware default for registers, as there is not
1973 * a soft reset hardware control register */
1974 for (i = M98095_010_HOST_INT_CFG; i < M98095_REG_MAX_CACHED; i++) {
1975 ret = snd_soc_component_write(component, i, snd_soc_component_read(component, i));
1977 dev_err(component->dev, "Failed to reset: %d\n", ret);
1985 static int max98095_probe(struct snd_soc_component *component)
1987 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
1988 struct max98095_cdata *cdata;
1989 struct i2c_client *client;
1992 max98095->mclk = devm_clk_get(component->dev, "mclk");
1993 if (PTR_ERR(max98095->mclk) == -EPROBE_DEFER)
1994 return -EPROBE_DEFER;
1996 /* reset the codec, the DSP core, and disable all interrupts */
1997 max98095_reset(component);
1999 client = to_i2c_client(component->dev);
2001 /* initialize private data */
2003 max98095->sysclk = (unsigned)-1;
2004 max98095->eq_textcnt = 0;
2005 max98095->bq_textcnt = 0;
2007 cdata = &max98095->dai[0];
2008 cdata->rate = (unsigned)-1;
2009 cdata->fmt = (unsigned)-1;
2013 cdata = &max98095->dai[1];
2014 cdata->rate = (unsigned)-1;
2015 cdata->fmt = (unsigned)-1;
2019 cdata = &max98095->dai[2];
2020 cdata->rate = (unsigned)-1;
2021 cdata->fmt = (unsigned)-1;
2025 max98095->lin_state = 0;
2026 max98095->mic1pre = 0;
2027 max98095->mic2pre = 0;
2030 /* register an audio interrupt */
2031 ret = request_threaded_irq(client->irq, NULL,
2032 max98095_report_jack,
2033 IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING |
2034 IRQF_ONESHOT, "max98095", component);
2036 dev_err(component->dev, "Failed to request IRQ: %d\n", ret);
2041 ret = snd_soc_component_read(component, M98095_0FF_REV_ID);
2043 dev_err(component->dev, "Failure reading hardware revision: %d\n",
2047 dev_info(component->dev, "Hardware revision: %c\n", ret - 0x40 + 'A');
2049 snd_soc_component_write(component, M98095_097_PWR_SYS, M98095_PWRSV);
2051 snd_soc_component_write(component, M98095_048_MIX_DAC_LR,
2052 M98095_DAI1L_TO_DACL|M98095_DAI1R_TO_DACR);
2054 snd_soc_component_write(component, M98095_049_MIX_DAC_M,
2055 M98095_DAI2M_TO_DACM|M98095_DAI3M_TO_DACM);
2057 snd_soc_component_write(component, M98095_092_PWR_EN_OUT, M98095_SPK_SPREADSPECTRUM);
2058 snd_soc_component_write(component, M98095_045_CFG_DSP, M98095_DSPNORMAL);
2059 snd_soc_component_write(component, M98095_04E_CFG_HP, M98095_HPNORMAL);
2061 snd_soc_component_write(component, M98095_02C_DAI1_IOCFG,
2062 M98095_S1NORMAL|M98095_SDATA);
2064 snd_soc_component_write(component, M98095_036_DAI2_IOCFG,
2065 M98095_S2NORMAL|M98095_SDATA);
2067 snd_soc_component_write(component, M98095_040_DAI3_IOCFG,
2068 M98095_S3NORMAL|M98095_SDATA);
2070 max98095_handle_pdata(component);
2072 /* take the codec out of the shut down */
2073 snd_soc_component_update_bits(component, M98095_097_PWR_SYS, M98095_SHDNRUN,
2080 free_irq(client->irq, component);
2085 static void max98095_remove(struct snd_soc_component *component)
2087 struct max98095_priv *max98095 = snd_soc_component_get_drvdata(component);
2088 struct i2c_client *client = to_i2c_client(component->dev);
2090 if (max98095->headphone_jack || max98095->mic_jack)
2091 max98095_jack_detect_disable(component);
2094 free_irq(client->irq, component);
2097 static const struct snd_soc_component_driver soc_component_dev_max98095 = {
2098 .probe = max98095_probe,
2099 .remove = max98095_remove,
2100 .suspend = max98095_suspend,
2101 .resume = max98095_resume,
2102 .set_bias_level = max98095_set_bias_level,
2103 .controls = max98095_snd_controls,
2104 .num_controls = ARRAY_SIZE(max98095_snd_controls),
2105 .dapm_widgets = max98095_dapm_widgets,
2106 .num_dapm_widgets = ARRAY_SIZE(max98095_dapm_widgets),
2107 .dapm_routes = max98095_audio_map,
2108 .num_dapm_routes = ARRAY_SIZE(max98095_audio_map),
2110 .use_pmdown_time = 1,
2112 .non_legacy_dai_naming = 1,
2115 static int max98095_i2c_probe(struct i2c_client *i2c,
2116 const struct i2c_device_id *id)
2118 struct max98095_priv *max98095;
2121 max98095 = devm_kzalloc(&i2c->dev, sizeof(struct max98095_priv),
2123 if (max98095 == NULL)
2126 mutex_init(&max98095->lock);
2128 max98095->regmap = devm_regmap_init_i2c(i2c, &max98095_regmap);
2129 if (IS_ERR(max98095->regmap)) {
2130 ret = PTR_ERR(max98095->regmap);
2131 dev_err(&i2c->dev, "Failed to allocate regmap: %d\n", ret);
2135 max98095->devtype = id->driver_data;
2136 i2c_set_clientdata(i2c, max98095);
2137 max98095->pdata = i2c->dev.platform_data;
2139 ret = devm_snd_soc_register_component(&i2c->dev,
2140 &soc_component_dev_max98095,
2141 max98095_dai, ARRAY_SIZE(max98095_dai));
2145 static const struct i2c_device_id max98095_i2c_id[] = {
2146 { "max98095", MAX98095 },
2149 MODULE_DEVICE_TABLE(i2c, max98095_i2c_id);
2151 static const struct of_device_id max98095_of_match[] = {
2152 { .compatible = "maxim,max98095", },
2155 MODULE_DEVICE_TABLE(of, max98095_of_match);
2157 static struct i2c_driver max98095_i2c_driver = {
2160 .of_match_table = of_match_ptr(max98095_of_match),
2162 .probe = max98095_i2c_probe,
2163 .id_table = max98095_i2c_id,
2166 module_i2c_driver(max98095_i2c_driver);
2168 MODULE_DESCRIPTION("ALSA SoC MAX98095 driver");
2169 MODULE_AUTHOR("Peter Hsiang");
2170 MODULE_LICENSE("GPL");