2 * DA9055 ALSA Soc codec driver
4 * Copyright (c) 2012 Dialog Semiconductor
6 * Tested on (Samsung SMDK6410 board + DA9055 EVB) using I2S and I2C
7 * Written by David Chen <david.chen@diasemi.com> and
8 * Ashish Chavan <ashish.chavan@kpitcummins.com>
10 * This program is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU General Public License as published by the
12 * Free Software Foundation; either version 2 of the License, or (at your
13 * option) any later version.
16 #include <linux/delay.h>
17 #include <linux/i2c.h>
18 #include <linux/regmap.h>
19 #include <linux/slab.h>
20 #include <linux/module.h>
21 #include <sound/pcm.h>
22 #include <sound/pcm_params.h>
23 #include <sound/soc.h>
24 #include <sound/initval.h>
25 #include <sound/tlv.h>
26 #include <sound/da9055.h>
28 /* DA9055 register space */
30 /* Status Registers */
31 #define DA9055_STATUS1 0x02
32 #define DA9055_PLL_STATUS 0x03
33 #define DA9055_AUX_L_GAIN_STATUS 0x04
34 #define DA9055_AUX_R_GAIN_STATUS 0x05
35 #define DA9055_MIC_L_GAIN_STATUS 0x06
36 #define DA9055_MIC_R_GAIN_STATUS 0x07
37 #define DA9055_MIXIN_L_GAIN_STATUS 0x08
38 #define DA9055_MIXIN_R_GAIN_STATUS 0x09
39 #define DA9055_ADC_L_GAIN_STATUS 0x0A
40 #define DA9055_ADC_R_GAIN_STATUS 0x0B
41 #define DA9055_DAC_L_GAIN_STATUS 0x0C
42 #define DA9055_DAC_R_GAIN_STATUS 0x0D
43 #define DA9055_HP_L_GAIN_STATUS 0x0E
44 #define DA9055_HP_R_GAIN_STATUS 0x0F
45 #define DA9055_LINE_GAIN_STATUS 0x10
47 /* System Initialisation Registers */
48 #define DA9055_CIF_CTRL 0x20
49 #define DA9055_DIG_ROUTING_AIF 0X21
50 #define DA9055_SR 0x22
51 #define DA9055_REFERENCES 0x23
52 #define DA9055_PLL_FRAC_TOP 0x24
53 #define DA9055_PLL_FRAC_BOT 0x25
54 #define DA9055_PLL_INTEGER 0x26
55 #define DA9055_PLL_CTRL 0x27
56 #define DA9055_AIF_CLK_MODE 0x28
57 #define DA9055_AIF_CTRL 0x29
58 #define DA9055_DIG_ROUTING_DAC 0x2A
59 #define DA9055_ALC_CTRL1 0x2B
61 /* Input - Gain, Select and Filter Registers */
62 #define DA9055_AUX_L_GAIN 0x30
63 #define DA9055_AUX_R_GAIN 0x31
64 #define DA9055_MIXIN_L_SELECT 0x32
65 #define DA9055_MIXIN_R_SELECT 0x33
66 #define DA9055_MIXIN_L_GAIN 0x34
67 #define DA9055_MIXIN_R_GAIN 0x35
68 #define DA9055_ADC_L_GAIN 0x36
69 #define DA9055_ADC_R_GAIN 0x37
70 #define DA9055_ADC_FILTERS1 0x38
71 #define DA9055_MIC_L_GAIN 0x39
72 #define DA9055_MIC_R_GAIN 0x3A
74 /* Output - Gain, Select and Filter Registers */
75 #define DA9055_DAC_FILTERS5 0x40
76 #define DA9055_DAC_FILTERS2 0x41
77 #define DA9055_DAC_FILTERS3 0x42
78 #define DA9055_DAC_FILTERS4 0x43
79 #define DA9055_DAC_FILTERS1 0x44
80 #define DA9055_DAC_L_GAIN 0x45
81 #define DA9055_DAC_R_GAIN 0x46
82 #define DA9055_CP_CTRL 0x47
83 #define DA9055_HP_L_GAIN 0x48
84 #define DA9055_HP_R_GAIN 0x49
85 #define DA9055_LINE_GAIN 0x4A
86 #define DA9055_MIXOUT_L_SELECT 0x4B
87 #define DA9055_MIXOUT_R_SELECT 0x4C
89 /* System Controller Registers */
90 #define DA9055_SYSTEM_MODES_INPUT 0x50
91 #define DA9055_SYSTEM_MODES_OUTPUT 0x51
93 /* Control Registers */
94 #define DA9055_AUX_L_CTRL 0x60
95 #define DA9055_AUX_R_CTRL 0x61
96 #define DA9055_MIC_BIAS_CTRL 0x62
97 #define DA9055_MIC_L_CTRL 0x63
98 #define DA9055_MIC_R_CTRL 0x64
99 #define DA9055_MIXIN_L_CTRL 0x65
100 #define DA9055_MIXIN_R_CTRL 0x66
101 #define DA9055_ADC_L_CTRL 0x67
102 #define DA9055_ADC_R_CTRL 0x68
103 #define DA9055_DAC_L_CTRL 0x69
104 #define DA9055_DAC_R_CTRL 0x6A
105 #define DA9055_HP_L_CTRL 0x6B
106 #define DA9055_HP_R_CTRL 0x6C
107 #define DA9055_LINE_CTRL 0x6D
108 #define DA9055_MIXOUT_L_CTRL 0x6E
109 #define DA9055_MIXOUT_R_CTRL 0x6F
111 /* Configuration Registers */
112 #define DA9055_LDO_CTRL 0x90
113 #define DA9055_IO_CTRL 0x91
114 #define DA9055_GAIN_RAMP_CTRL 0x92
115 #define DA9055_MIC_CONFIG 0x93
116 #define DA9055_PC_COUNT 0x94
117 #define DA9055_CP_VOL_THRESHOLD1 0x95
118 #define DA9055_CP_DELAY 0x96
119 #define DA9055_CP_DETECTOR 0x97
120 #define DA9055_AIF_OFFSET 0x98
121 #define DA9055_DIG_CTRL 0x99
122 #define DA9055_ALC_CTRL2 0x9A
123 #define DA9055_ALC_CTRL3 0x9B
124 #define DA9055_ALC_NOISE 0x9C
125 #define DA9055_ALC_TARGET_MIN 0x9D
126 #define DA9055_ALC_TARGET_MAX 0x9E
127 #define DA9055_ALC_GAIN_LIMITS 0x9F
128 #define DA9055_ALC_ANA_GAIN_LIMITS 0xA0
129 #define DA9055_ALC_ANTICLIP_CTRL 0xA1
130 #define DA9055_ALC_ANTICLIP_LEVEL 0xA2
131 #define DA9055_ALC_OFFSET_OP2M_L 0xA6
132 #define DA9055_ALC_OFFSET_OP2U_L 0xA7
133 #define DA9055_ALC_OFFSET_OP2M_R 0xAB
134 #define DA9055_ALC_OFFSET_OP2U_R 0xAC
135 #define DA9055_ALC_CIC_OP_LVL_CTRL 0xAD
136 #define DA9055_ALC_CIC_OP_LVL_DATA 0xAE
137 #define DA9055_DAC_NG_SETUP_TIME 0xAF
138 #define DA9055_DAC_NG_OFF_THRESHOLD 0xB0
139 #define DA9055_DAC_NG_ON_THRESHOLD 0xB1
140 #define DA9055_DAC_NG_CTRL 0xB2
143 #define DA9055_SR_8000 (0x1 << 0)
144 #define DA9055_SR_11025 (0x2 << 0)
145 #define DA9055_SR_12000 (0x3 << 0)
146 #define DA9055_SR_16000 (0x5 << 0)
147 #define DA9055_SR_22050 (0x6 << 0)
148 #define DA9055_SR_24000 (0x7 << 0)
149 #define DA9055_SR_32000 (0x9 << 0)
150 #define DA9055_SR_44100 (0xA << 0)
151 #define DA9055_SR_48000 (0xB << 0)
152 #define DA9055_SR_88200 (0xE << 0)
153 #define DA9055_SR_96000 (0xF << 0)
155 /* REFERENCES bit fields */
156 #define DA9055_BIAS_EN (1 << 3)
157 #define DA9055_VMID_EN (1 << 7)
159 /* PLL_CTRL bit fields */
160 #define DA9055_PLL_INDIV_10_20_MHZ (1 << 2)
161 #define DA9055_PLL_SRM_EN (1 << 6)
162 #define DA9055_PLL_EN (1 << 7)
164 /* AIF_CLK_MODE bit fields */
165 #define DA9055_AIF_BCLKS_PER_WCLK_32 (0 << 0)
166 #define DA9055_AIF_BCLKS_PER_WCLK_64 (1 << 0)
167 #define DA9055_AIF_BCLKS_PER_WCLK_128 (2 << 0)
168 #define DA9055_AIF_BCLKS_PER_WCLK_256 (3 << 0)
169 #define DA9055_AIF_CLK_EN_SLAVE_MODE (0 << 7)
170 #define DA9055_AIF_CLK_EN_MASTER_MODE (1 << 7)
172 /* AIF_CTRL bit fields */
173 #define DA9055_AIF_FORMAT_I2S_MODE (0 << 0)
174 #define DA9055_AIF_FORMAT_LEFT_J (1 << 0)
175 #define DA9055_AIF_FORMAT_RIGHT_J (2 << 0)
176 #define DA9055_AIF_FORMAT_DSP (3 << 0)
177 #define DA9055_AIF_WORD_S16_LE (0 << 2)
178 #define DA9055_AIF_WORD_S20_3LE (1 << 2)
179 #define DA9055_AIF_WORD_S24_LE (2 << 2)
180 #define DA9055_AIF_WORD_S32_LE (3 << 2)
182 /* MIC_L_CTRL bit fields */
183 #define DA9055_MIC_L_MUTE_EN (1 << 6)
185 /* MIC_R_CTRL bit fields */
186 #define DA9055_MIC_R_MUTE_EN (1 << 6)
188 /* MIXIN_L_CTRL bit fields */
189 #define DA9055_MIXIN_L_MIX_EN (1 << 3)
191 /* MIXIN_R_CTRL bit fields */
192 #define DA9055_MIXIN_R_MIX_EN (1 << 3)
194 /* ADC_L_CTRL bit fields */
195 #define DA9055_ADC_L_EN (1 << 7)
197 /* ADC_R_CTRL bit fields */
198 #define DA9055_ADC_R_EN (1 << 7)
200 /* DAC_L_CTRL bit fields */
201 #define DA9055_DAC_L_MUTE_EN (1 << 6)
203 /* DAC_R_CTRL bit fields */
204 #define DA9055_DAC_R_MUTE_EN (1 << 6)
206 /* HP_L_CTRL bit fields */
207 #define DA9055_HP_L_AMP_OE (1 << 3)
209 /* HP_R_CTRL bit fields */
210 #define DA9055_HP_R_AMP_OE (1 << 3)
212 /* LINE_CTRL bit fields */
213 #define DA9055_LINE_AMP_OE (1 << 3)
215 /* MIXOUT_L_CTRL bit fields */
216 #define DA9055_MIXOUT_L_MIX_EN (1 << 3)
218 /* MIXOUT_R_CTRL bit fields */
219 #define DA9055_MIXOUT_R_MIX_EN (1 << 3)
221 /* MIC bias select bit fields */
222 #define DA9055_MICBIAS2_EN (1 << 6)
224 /* ALC_CIC_OP_LEVEL_CTRL bit fields */
225 #define DA9055_ALC_DATA_MIDDLE (2 << 0)
226 #define DA9055_ALC_DATA_TOP (3 << 0)
227 #define DA9055_ALC_CIC_OP_CHANNEL_LEFT (0 << 7)
228 #define DA9055_ALC_CIC_OP_CHANNEL_RIGHT (1 << 7)
230 #define DA9055_AIF_BCLK_MASK (3 << 0)
231 #define DA9055_AIF_CLK_MODE_MASK (1 << 7)
232 #define DA9055_AIF_FORMAT_MASK (3 << 0)
233 #define DA9055_AIF_WORD_LENGTH_MASK (3 << 2)
234 #define DA9055_GAIN_RAMPING_EN (1 << 5)
235 #define DA9055_MICBIAS_LEVEL_MASK (3 << 4)
237 #define DA9055_ALC_OFFSET_15_8 0x00FF00
238 #define DA9055_ALC_OFFSET_17_16 0x030000
239 #define DA9055_ALC_AVG_ITERATIONS 5
247 u8 mode
; /* 0 = slave, 1 = master */
250 /* PLL divisor table */
251 static const struct pll_div da9055_pll_div
[] = {
252 /* for MASTER mode, fs = 44.1Khz and its harmonics */
253 {11289600, 2822400, 0x00, 0x00, 0x20, 1}, /* MCLK=11.2896Mhz */
254 {12000000, 2822400, 0x03, 0x61, 0x1E, 1}, /* MCLK=12Mhz */
255 {12288000, 2822400, 0x0C, 0xCC, 0x1D, 1}, /* MCLK=12.288Mhz */
256 {13000000, 2822400, 0x19, 0x45, 0x1B, 1}, /* MCLK=13Mhz */
257 {13500000, 2822400, 0x18, 0x56, 0x1A, 1}, /* MCLK=13.5Mhz */
258 {14400000, 2822400, 0x02, 0xD0, 0x19, 1}, /* MCLK=14.4Mhz */
259 {19200000, 2822400, 0x1A, 0x1C, 0x12, 1}, /* MCLK=19.2Mhz */
260 {19680000, 2822400, 0x0B, 0x6D, 0x12, 1}, /* MCLK=19.68Mhz */
261 {19800000, 2822400, 0x07, 0xDD, 0x12, 1}, /* MCLK=19.8Mhz */
262 /* for MASTER mode, fs = 48Khz and its harmonics */
263 {11289600, 3072000, 0x1A, 0x8E, 0x22, 1}, /* MCLK=11.2896Mhz */
264 {12000000, 3072000, 0x18, 0x93, 0x20, 1}, /* MCLK=12Mhz */
265 {12288000, 3072000, 0x00, 0x00, 0x20, 1}, /* MCLK=12.288Mhz */
266 {13000000, 3072000, 0x07, 0xEA, 0x1E, 1}, /* MCLK=13Mhz */
267 {13500000, 3072000, 0x04, 0x11, 0x1D, 1}, /* MCLK=13.5Mhz */
268 {14400000, 3072000, 0x09, 0xD0, 0x1B, 1}, /* MCLK=14.4Mhz */
269 {19200000, 3072000, 0x0F, 0x5C, 0x14, 1}, /* MCLK=19.2Mhz */
270 {19680000, 3072000, 0x1F, 0x60, 0x13, 1}, /* MCLK=19.68Mhz */
271 {19800000, 3072000, 0x1B, 0x80, 0x13, 1}, /* MCLK=19.8Mhz */
272 /* for SLAVE mode with SRM */
273 {11289600, 2822400, 0x0D, 0x47, 0x21, 0}, /* MCLK=11.2896Mhz */
274 {12000000, 2822400, 0x0D, 0xFA, 0x1F, 0}, /* MCLK=12Mhz */
275 {12288000, 2822400, 0x16, 0x66, 0x1E, 0}, /* MCLK=12.288Mhz */
276 {13000000, 2822400, 0x00, 0x98, 0x1D, 0}, /* MCLK=13Mhz */
277 {13500000, 2822400, 0x1E, 0x33, 0x1B, 0}, /* MCLK=13.5Mhz */
278 {14400000, 2822400, 0x06, 0x50, 0x1A, 0}, /* MCLK=14.4Mhz */
279 {19200000, 2822400, 0x14, 0xBC, 0x13, 0}, /* MCLK=19.2Mhz */
280 {19680000, 2822400, 0x05, 0x66, 0x13, 0}, /* MCLK=19.68Mhz */
281 {19800000, 2822400, 0x01, 0xAE, 0x13, 0}, /* MCLK=19.8Mhz */
288 /* Gain and Volume */
290 static const unsigned int aux_vol_tlv
[] = {
291 TLV_DB_RANGE_HEAD(2),
292 0x0, 0x10, TLV_DB_SCALE_ITEM(-5400, 0, 0),
294 0x11, 0x3f, TLV_DB_SCALE_ITEM(-5400, 150, 0)
297 static const unsigned int digital_gain_tlv
[] = {
298 TLV_DB_RANGE_HEAD(2),
299 0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE
, 0, 1),
301 0x08, 0x7f, TLV_DB_SCALE_ITEM(-7800, 75, 0)
304 static const unsigned int alc_analog_gain_tlv
[] = {
305 TLV_DB_RANGE_HEAD(2),
306 0x0, 0x0, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE
, 0, 1),
308 0x01, 0x07, TLV_DB_SCALE_ITEM(0, 600, 0)
311 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv
, -600, 600, 0);
312 static const DECLARE_TLV_DB_SCALE(mixin_gain_tlv
, -450, 150, 0);
313 static const DECLARE_TLV_DB_SCALE(eq_gain_tlv
, -1050, 150, 0);
314 static const DECLARE_TLV_DB_SCALE(hp_vol_tlv
, -5700, 100, 0);
315 static const DECLARE_TLV_DB_SCALE(lineout_vol_tlv
, -4800, 100, 0);
316 static const DECLARE_TLV_DB_SCALE(alc_threshold_tlv
, -9450, 150, 0);
317 static const DECLARE_TLV_DB_SCALE(alc_gain_tlv
, 0, 600, 0);
319 /* ADC and DAC high pass filter cutoff value */
320 static const char * const da9055_hpf_cutoff_txt
[] = {
321 "Fs/24000", "Fs/12000", "Fs/6000", "Fs/3000"
324 static const struct soc_enum da9055_dac_hpf_cutoff
=
325 SOC_ENUM_SINGLE(DA9055_DAC_FILTERS1
, 4, 4, da9055_hpf_cutoff_txt
);
327 static const struct soc_enum da9055_adc_hpf_cutoff
=
328 SOC_ENUM_SINGLE(DA9055_ADC_FILTERS1
, 4, 4, da9055_hpf_cutoff_txt
);
330 /* ADC and DAC voice mode (8kHz) high pass cutoff value */
331 static const char * const da9055_vf_cutoff_txt
[] = {
332 "2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz"
335 static const struct soc_enum da9055_dac_vf_cutoff
=
336 SOC_ENUM_SINGLE(DA9055_DAC_FILTERS1
, 0, 8, da9055_vf_cutoff_txt
);
338 static const struct soc_enum da9055_adc_vf_cutoff
=
339 SOC_ENUM_SINGLE(DA9055_ADC_FILTERS1
, 0, 8, da9055_vf_cutoff_txt
);
341 /* Gain ramping rate value */
342 static const char * const da9055_gain_ramping_txt
[] = {
343 "nominal rate", "nominal rate * 4", "nominal rate * 8",
347 static const struct soc_enum da9055_gain_ramping_rate
=
348 SOC_ENUM_SINGLE(DA9055_GAIN_RAMP_CTRL
, 0, 4, da9055_gain_ramping_txt
);
350 /* DAC noise gate setup time value */
351 static const char * const da9055_dac_ng_setup_time_txt
[] = {
352 "256 samples", "512 samples", "1024 samples", "2048 samples"
355 static const struct soc_enum da9055_dac_ng_setup_time
=
356 SOC_ENUM_SINGLE(DA9055_DAC_NG_SETUP_TIME
, 0, 4,
357 da9055_dac_ng_setup_time_txt
);
359 /* DAC noise gate rampup rate value */
360 static const char * const da9055_dac_ng_rampup_txt
[] = {
361 "0.02 ms/dB", "0.16 ms/dB"
364 static const struct soc_enum da9055_dac_ng_rampup_rate
=
365 SOC_ENUM_SINGLE(DA9055_DAC_NG_SETUP_TIME
, 2, 2,
366 da9055_dac_ng_rampup_txt
);
368 /* DAC noise gate rampdown rate value */
369 static const char * const da9055_dac_ng_rampdown_txt
[] = {
370 "0.64 ms/dB", "20.48 ms/dB"
373 static const struct soc_enum da9055_dac_ng_rampdown_rate
=
374 SOC_ENUM_SINGLE(DA9055_DAC_NG_SETUP_TIME
, 3, 2,
375 da9055_dac_ng_rampdown_txt
);
377 /* DAC soft mute rate value */
378 static const char * const da9055_dac_soft_mute_rate_txt
[] = {
379 "1", "2", "4", "8", "16", "32", "64"
382 static const struct soc_enum da9055_dac_soft_mute_rate
=
383 SOC_ENUM_SINGLE(DA9055_DAC_FILTERS5
, 4, 7,
384 da9055_dac_soft_mute_rate_txt
);
386 /* DAC routing select */
387 static const char * const da9055_dac_src_txt
[] = {
388 "ADC output left", "ADC output right", "AIF input left",
392 static const struct soc_enum da9055_dac_l_src
=
393 SOC_ENUM_SINGLE(DA9055_DIG_ROUTING_DAC
, 0, 4, da9055_dac_src_txt
);
395 static const struct soc_enum da9055_dac_r_src
=
396 SOC_ENUM_SINGLE(DA9055_DIG_ROUTING_DAC
, 4, 4, da9055_dac_src_txt
);
398 /* MIC PGA Left source select */
399 static const char * const da9055_mic_l_src_txt
[] = {
400 "MIC1_P_N", "MIC1_P", "MIC1_N", "MIC2_L"
403 static const struct soc_enum da9055_mic_l_src
=
404 SOC_ENUM_SINGLE(DA9055_MIXIN_L_SELECT
, 4, 4, da9055_mic_l_src_txt
);
406 /* MIC PGA Right source select */
407 static const char * const da9055_mic_r_src_txt
[] = {
408 "MIC2_R_L", "MIC2_R", "MIC2_L"
411 static const struct soc_enum da9055_mic_r_src
=
412 SOC_ENUM_SINGLE(DA9055_MIXIN_R_SELECT
, 4, 3, da9055_mic_r_src_txt
);
414 /* ALC Input Signal Tracking rate select */
415 static const char * const da9055_signal_tracking_rate_txt
[] = {
416 "1/4", "1/16", "1/256", "1/65536"
419 static const struct soc_enum da9055_integ_attack_rate
=
420 SOC_ENUM_SINGLE(DA9055_ALC_CTRL3
, 4, 4,
421 da9055_signal_tracking_rate_txt
);
423 static const struct soc_enum da9055_integ_release_rate
=
424 SOC_ENUM_SINGLE(DA9055_ALC_CTRL3
, 6, 4,
425 da9055_signal_tracking_rate_txt
);
427 /* ALC Attack Rate select */
428 static const char * const da9055_attack_rate_txt
[] = {
429 "44/fs", "88/fs", "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs",
430 "5632/fs", "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
433 static const struct soc_enum da9055_attack_rate
=
434 SOC_ENUM_SINGLE(DA9055_ALC_CTRL2
, 0, 13, da9055_attack_rate_txt
);
436 /* ALC Release Rate select */
437 static const char * const da9055_release_rate_txt
[] = {
438 "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs", "5632/fs",
439 "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
442 static const struct soc_enum da9055_release_rate
=
443 SOC_ENUM_SINGLE(DA9055_ALC_CTRL2
, 4, 11, da9055_release_rate_txt
);
445 /* ALC Hold Time select */
446 static const char * const da9055_hold_time_txt
[] = {
447 "62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs",
448 "7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs",
449 "253952/fs", "507904/fs", "1015808/fs", "2031616/fs"
452 static const struct soc_enum da9055_hold_time
=
453 SOC_ENUM_SINGLE(DA9055_ALC_CTRL3
, 0, 16, da9055_hold_time_txt
);
455 static int da9055_get_alc_data(struct snd_soc_codec
*codec
, u8 reg_val
)
457 int mid_data
, top_data
;
461 for (iteration
= 0; iteration
< DA9055_ALC_AVG_ITERATIONS
;
463 /* Select the left or right channel and capture data */
464 snd_soc_write(codec
, DA9055_ALC_CIC_OP_LVL_CTRL
, reg_val
);
466 /* Select middle 8 bits for read back from data register */
467 snd_soc_write(codec
, DA9055_ALC_CIC_OP_LVL_CTRL
,
468 reg_val
| DA9055_ALC_DATA_MIDDLE
);
469 mid_data
= snd_soc_read(codec
, DA9055_ALC_CIC_OP_LVL_DATA
);
471 /* Select top 8 bits for read back from data register */
472 snd_soc_write(codec
, DA9055_ALC_CIC_OP_LVL_CTRL
,
473 reg_val
| DA9055_ALC_DATA_TOP
);
474 top_data
= snd_soc_read(codec
, DA9055_ALC_CIC_OP_LVL_DATA
);
476 sum
+= ((mid_data
<< 8) | (top_data
<< 16));
479 return sum
/ DA9055_ALC_AVG_ITERATIONS
;
482 static int da9055_put_alc_sw(struct snd_kcontrol
*kcontrol
,
483 struct snd_ctl_elem_value
*ucontrol
)
485 struct snd_soc_codec
*codec
= snd_kcontrol_chip(kcontrol
);
486 u8 reg_val
, adc_left
, adc_right
, mic_left
, mic_right
;
487 int avg_left_data
, avg_right_data
, offset_l
, offset_r
;
489 if (ucontrol
->value
.integer
.value
[0]) {
491 * While enabling ALC (or ALC sync mode), calibration of the DC
492 * offsets must be done first
495 /* Save current values from Mic control registers */
496 mic_left
= snd_soc_read(codec
, DA9055_MIC_L_CTRL
);
497 mic_right
= snd_soc_read(codec
, DA9055_MIC_R_CTRL
);
499 /* Mute Mic PGA Left and Right */
500 snd_soc_update_bits(codec
, DA9055_MIC_L_CTRL
,
501 DA9055_MIC_L_MUTE_EN
, DA9055_MIC_L_MUTE_EN
);
502 snd_soc_update_bits(codec
, DA9055_MIC_R_CTRL
,
503 DA9055_MIC_R_MUTE_EN
, DA9055_MIC_R_MUTE_EN
);
505 /* Save current values from ADC control registers */
506 adc_left
= snd_soc_read(codec
, DA9055_ADC_L_CTRL
);
507 adc_right
= snd_soc_read(codec
, DA9055_ADC_R_CTRL
);
509 /* Enable ADC Left and Right */
510 snd_soc_update_bits(codec
, DA9055_ADC_L_CTRL
,
511 DA9055_ADC_L_EN
, DA9055_ADC_L_EN
);
512 snd_soc_update_bits(codec
, DA9055_ADC_R_CTRL
,
513 DA9055_ADC_R_EN
, DA9055_ADC_R_EN
);
515 /* Calculate average for Left and Right data */
517 avg_left_data
= da9055_get_alc_data(codec
,
518 DA9055_ALC_CIC_OP_CHANNEL_LEFT
);
520 avg_right_data
= da9055_get_alc_data(codec
,
521 DA9055_ALC_CIC_OP_CHANNEL_RIGHT
);
523 /* Calculate DC offset */
524 offset_l
= -avg_left_data
;
525 offset_r
= -avg_right_data
;
527 reg_val
= (offset_l
& DA9055_ALC_OFFSET_15_8
) >> 8;
528 snd_soc_write(codec
, DA9055_ALC_OFFSET_OP2M_L
, reg_val
);
529 reg_val
= (offset_l
& DA9055_ALC_OFFSET_17_16
) >> 16;
530 snd_soc_write(codec
, DA9055_ALC_OFFSET_OP2U_L
, reg_val
);
532 reg_val
= (offset_r
& DA9055_ALC_OFFSET_15_8
) >> 8;
533 snd_soc_write(codec
, DA9055_ALC_OFFSET_OP2M_R
, reg_val
);
534 reg_val
= (offset_r
& DA9055_ALC_OFFSET_17_16
) >> 16;
535 snd_soc_write(codec
, DA9055_ALC_OFFSET_OP2U_R
, reg_val
);
537 /* Restore original values of ADC control registers */
538 snd_soc_write(codec
, DA9055_ADC_L_CTRL
, adc_left
);
539 snd_soc_write(codec
, DA9055_ADC_R_CTRL
, adc_right
);
541 /* Restore original values of Mic control registers */
542 snd_soc_write(codec
, DA9055_MIC_L_CTRL
, mic_left
);
543 snd_soc_write(codec
, DA9055_MIC_R_CTRL
, mic_right
);
546 return snd_soc_put_volsw(kcontrol
, ucontrol
);
549 static const struct snd_kcontrol_new da9055_snd_controls
[] = {
551 /* Volume controls */
552 SOC_DOUBLE_R_TLV("Mic Volume",
553 DA9055_MIC_L_GAIN
, DA9055_MIC_R_GAIN
,
554 0, 0x7, 0, mic_vol_tlv
),
555 SOC_DOUBLE_R_TLV("Aux Volume",
556 DA9055_AUX_L_GAIN
, DA9055_AUX_R_GAIN
,
557 0, 0x3f, 0, aux_vol_tlv
),
558 SOC_DOUBLE_R_TLV("Mixin PGA Volume",
559 DA9055_MIXIN_L_GAIN
, DA9055_MIXIN_R_GAIN
,
560 0, 0xf, 0, mixin_gain_tlv
),
561 SOC_DOUBLE_R_TLV("ADC Volume",
562 DA9055_ADC_L_GAIN
, DA9055_ADC_R_GAIN
,
563 0, 0x7f, 0, digital_gain_tlv
),
565 SOC_DOUBLE_R_TLV("DAC Volume",
566 DA9055_DAC_L_GAIN
, DA9055_DAC_R_GAIN
,
567 0, 0x7f, 0, digital_gain_tlv
),
568 SOC_DOUBLE_R_TLV("Headphone Volume",
569 DA9055_HP_L_GAIN
, DA9055_HP_R_GAIN
,
570 0, 0x3f, 0, hp_vol_tlv
),
571 SOC_SINGLE_TLV("Lineout Volume", DA9055_LINE_GAIN
, 0, 0x3f, 0,
574 /* DAC Equalizer controls */
575 SOC_SINGLE("DAC EQ Switch", DA9055_DAC_FILTERS4
, 7, 1, 0),
576 SOC_SINGLE_TLV("DAC EQ1 Volume", DA9055_DAC_FILTERS2
, 0, 0xf, 0,
578 SOC_SINGLE_TLV("DAC EQ2 Volume", DA9055_DAC_FILTERS2
, 4, 0xf, 0,
580 SOC_SINGLE_TLV("DAC EQ3 Volume", DA9055_DAC_FILTERS3
, 0, 0xf, 0,
582 SOC_SINGLE_TLV("DAC EQ4 Volume", DA9055_DAC_FILTERS3
, 4, 0xf, 0,
584 SOC_SINGLE_TLV("DAC EQ5 Volume", DA9055_DAC_FILTERS4
, 0, 0xf, 0,
587 /* High Pass Filter and Voice Mode controls */
588 SOC_SINGLE("ADC HPF Switch", DA9055_ADC_FILTERS1
, 7, 1, 0),
589 SOC_ENUM("ADC HPF Cutoff", da9055_adc_hpf_cutoff
),
590 SOC_SINGLE("ADC Voice Mode Switch", DA9055_ADC_FILTERS1
, 3, 1, 0),
591 SOC_ENUM("ADC Voice Cutoff", da9055_adc_vf_cutoff
),
593 SOC_SINGLE("DAC HPF Switch", DA9055_DAC_FILTERS1
, 7, 1, 0),
594 SOC_ENUM("DAC HPF Cutoff", da9055_dac_hpf_cutoff
),
595 SOC_SINGLE("DAC Voice Mode Switch", DA9055_DAC_FILTERS1
, 3, 1, 0),
596 SOC_ENUM("DAC Voice Cutoff", da9055_dac_vf_cutoff
),
599 SOC_DOUBLE_R("Mic Switch", DA9055_MIC_L_CTRL
,
600 DA9055_MIC_R_CTRL
, 6, 1, 0),
601 SOC_DOUBLE_R("Aux Switch", DA9055_AUX_L_CTRL
,
602 DA9055_AUX_R_CTRL
, 6, 1, 0),
603 SOC_DOUBLE_R("Mixin PGA Switch", DA9055_MIXIN_L_CTRL
,
604 DA9055_MIXIN_R_CTRL
, 6, 1, 0),
605 SOC_DOUBLE_R("ADC Switch", DA9055_ADC_L_CTRL
,
606 DA9055_ADC_R_CTRL
, 6, 1, 0),
607 SOC_DOUBLE_R("Headphone Switch", DA9055_HP_L_CTRL
,
608 DA9055_HP_R_CTRL
, 6, 1, 0),
609 SOC_SINGLE("Lineout Switch", DA9055_LINE_CTRL
, 6, 1, 0),
610 SOC_SINGLE("DAC Soft Mute Switch", DA9055_DAC_FILTERS5
, 7, 1, 0),
611 SOC_ENUM("DAC Soft Mute Rate", da9055_dac_soft_mute_rate
),
613 /* Zero Cross controls */
614 SOC_DOUBLE_R("Aux ZC Switch", DA9055_AUX_L_CTRL
,
615 DA9055_AUX_R_CTRL
, 4, 1, 0),
616 SOC_DOUBLE_R("Mixin PGA ZC Switch", DA9055_MIXIN_L_CTRL
,
617 DA9055_MIXIN_R_CTRL
, 4, 1, 0),
618 SOC_DOUBLE_R("Headphone ZC Switch", DA9055_HP_L_CTRL
,
619 DA9055_HP_R_CTRL
, 4, 1, 0),
620 SOC_SINGLE("Lineout ZC Switch", DA9055_LINE_CTRL
, 4, 1, 0),
622 /* Gain Ramping controls */
623 SOC_DOUBLE_R("Aux Gain Ramping Switch", DA9055_AUX_L_CTRL
,
624 DA9055_AUX_R_CTRL
, 5, 1, 0),
625 SOC_DOUBLE_R("Mixin Gain Ramping Switch", DA9055_MIXIN_L_CTRL
,
626 DA9055_MIXIN_R_CTRL
, 5, 1, 0),
627 SOC_DOUBLE_R("ADC Gain Ramping Switch", DA9055_ADC_L_CTRL
,
628 DA9055_ADC_R_CTRL
, 5, 1, 0),
629 SOC_DOUBLE_R("DAC Gain Ramping Switch", DA9055_DAC_L_CTRL
,
630 DA9055_DAC_R_CTRL
, 5, 1, 0),
631 SOC_DOUBLE_R("Headphone Gain Ramping Switch", DA9055_HP_L_CTRL
,
632 DA9055_HP_R_CTRL
, 5, 1, 0),
633 SOC_SINGLE("Lineout Gain Ramping Switch", DA9055_LINE_CTRL
, 5, 1, 0),
634 SOC_ENUM("Gain Ramping Rate", da9055_gain_ramping_rate
),
636 /* DAC Noise Gate controls */
637 SOC_SINGLE("DAC NG Switch", DA9055_DAC_NG_CTRL
, 7, 1, 0),
638 SOC_SINGLE("DAC NG ON Threshold", DA9055_DAC_NG_ON_THRESHOLD
,
640 SOC_SINGLE("DAC NG OFF Threshold", DA9055_DAC_NG_OFF_THRESHOLD
,
642 SOC_ENUM("DAC NG Setup Time", da9055_dac_ng_setup_time
),
643 SOC_ENUM("DAC NG Rampup Rate", da9055_dac_ng_rampup_rate
),
644 SOC_ENUM("DAC NG Rampdown Rate", da9055_dac_ng_rampdown_rate
),
646 /* DAC Invertion control */
647 SOC_SINGLE("DAC Left Invert", DA9055_DIG_CTRL
, 3, 1, 0),
648 SOC_SINGLE("DAC Right Invert", DA9055_DIG_CTRL
, 7, 1, 0),
651 SOC_DOUBLE_R("DMIC Switch", DA9055_MIXIN_L_SELECT
,
652 DA9055_MIXIN_R_SELECT
, 7, 1, 0),
655 SOC_DOUBLE_EXT("ALC Switch", DA9055_ALC_CTRL1
, 3, 7, 1, 0,
656 snd_soc_get_volsw
, da9055_put_alc_sw
),
657 SOC_SINGLE_EXT("ALC Sync Mode Switch", DA9055_ALC_CTRL1
, 1, 1, 0,
658 snd_soc_get_volsw
, da9055_put_alc_sw
),
659 SOC_SINGLE("ALC Offset Switch", DA9055_ALC_CTRL1
, 0, 1, 0),
660 SOC_SINGLE("ALC Anticlip Mode Switch", DA9055_ALC_ANTICLIP_CTRL
,
662 SOC_SINGLE("ALC Anticlip Level", DA9055_ALC_ANTICLIP_LEVEL
,
664 SOC_SINGLE_TLV("ALC Min Threshold Volume", DA9055_ALC_TARGET_MIN
,
665 0, 0x3f, 1, alc_threshold_tlv
),
666 SOC_SINGLE_TLV("ALC Max Threshold Volume", DA9055_ALC_TARGET_MAX
,
667 0, 0x3f, 1, alc_threshold_tlv
),
668 SOC_SINGLE_TLV("ALC Noise Threshold Volume", DA9055_ALC_NOISE
,
669 0, 0x3f, 1, alc_threshold_tlv
),
670 SOC_SINGLE_TLV("ALC Max Gain Volume", DA9055_ALC_GAIN_LIMITS
,
671 4, 0xf, 0, alc_gain_tlv
),
672 SOC_SINGLE_TLV("ALC Max Attenuation Volume", DA9055_ALC_GAIN_LIMITS
,
673 0, 0xf, 0, alc_gain_tlv
),
674 SOC_SINGLE_TLV("ALC Min Analog Gain Volume",
675 DA9055_ALC_ANA_GAIN_LIMITS
,
676 0, 0x7, 0, alc_analog_gain_tlv
),
677 SOC_SINGLE_TLV("ALC Max Analog Gain Volume",
678 DA9055_ALC_ANA_GAIN_LIMITS
,
679 4, 0x7, 0, alc_analog_gain_tlv
),
680 SOC_ENUM("ALC Attack Rate", da9055_attack_rate
),
681 SOC_ENUM("ALC Release Rate", da9055_release_rate
),
682 SOC_ENUM("ALC Hold Time", da9055_hold_time
),
684 * Rate at which input signal envelope is tracked as the signal gets
687 SOC_ENUM("ALC Integ Attack Rate", da9055_integ_attack_rate
),
689 * Rate at which input signal envelope is tracked as the signal gets
692 SOC_ENUM("ALC Integ Release Rate", da9055_integ_release_rate
),
697 /* Mic PGA Left Source */
698 static const struct snd_kcontrol_new da9055_mic_l_mux_controls
=
699 SOC_DAPM_ENUM("Route", da9055_mic_l_src
);
701 /* Mic PGA Right Source */
702 static const struct snd_kcontrol_new da9055_mic_r_mux_controls
=
703 SOC_DAPM_ENUM("Route", da9055_mic_r_src
);
706 static const struct snd_kcontrol_new da9055_dapm_mixinl_controls
[] = {
707 SOC_DAPM_SINGLE("Aux Left Switch", DA9055_MIXIN_L_SELECT
, 0, 1, 0),
708 SOC_DAPM_SINGLE("Mic Left Switch", DA9055_MIXIN_L_SELECT
, 1, 1, 0),
709 SOC_DAPM_SINGLE("Mic Right Switch", DA9055_MIXIN_L_SELECT
, 2, 1, 0),
713 static const struct snd_kcontrol_new da9055_dapm_mixinr_controls
[] = {
714 SOC_DAPM_SINGLE("Aux Right Switch", DA9055_MIXIN_R_SELECT
, 0, 1, 0),
715 SOC_DAPM_SINGLE("Mic Right Switch", DA9055_MIXIN_R_SELECT
, 1, 1, 0),
716 SOC_DAPM_SINGLE("Mic Left Switch", DA9055_MIXIN_R_SELECT
, 2, 1, 0),
717 SOC_DAPM_SINGLE("Mixin Left Switch", DA9055_MIXIN_R_SELECT
, 3, 1, 0),
720 /* DAC Left Source */
721 static const struct snd_kcontrol_new da9055_dac_l_mux_controls
=
722 SOC_DAPM_ENUM("Route", da9055_dac_l_src
);
724 /* DAC Right Source */
725 static const struct snd_kcontrol_new da9055_dac_r_mux_controls
=
726 SOC_DAPM_ENUM("Route", da9055_dac_r_src
);
729 static const struct snd_kcontrol_new da9055_dapm_mixoutl_controls
[] = {
730 SOC_DAPM_SINGLE("Aux Left Switch", DA9055_MIXOUT_L_SELECT
, 0, 1, 0),
731 SOC_DAPM_SINGLE("Mixin Left Switch", DA9055_MIXOUT_L_SELECT
, 1, 1, 0),
732 SOC_DAPM_SINGLE("Mixin Right Switch", DA9055_MIXOUT_L_SELECT
, 2, 1, 0),
733 SOC_DAPM_SINGLE("DAC Left Switch", DA9055_MIXOUT_L_SELECT
, 3, 1, 0),
734 SOC_DAPM_SINGLE("Aux Left Invert Switch", DA9055_MIXOUT_L_SELECT
,
736 SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA9055_MIXOUT_L_SELECT
,
738 SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA9055_MIXOUT_L_SELECT
,
742 /* Out Mixer Right */
743 static const struct snd_kcontrol_new da9055_dapm_mixoutr_controls
[] = {
744 SOC_DAPM_SINGLE("Aux Right Switch", DA9055_MIXOUT_R_SELECT
, 0, 1, 0),
745 SOC_DAPM_SINGLE("Mixin Right Switch", DA9055_MIXOUT_R_SELECT
, 1, 1, 0),
746 SOC_DAPM_SINGLE("Mixin Left Switch", DA9055_MIXOUT_R_SELECT
, 2, 1, 0),
747 SOC_DAPM_SINGLE("DAC Right Switch", DA9055_MIXOUT_R_SELECT
, 3, 1, 0),
748 SOC_DAPM_SINGLE("Aux Right Invert Switch", DA9055_MIXOUT_R_SELECT
,
750 SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA9055_MIXOUT_R_SELECT
,
752 SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA9055_MIXOUT_R_SELECT
,
756 /* Headphone Output Enable */
757 static const struct snd_kcontrol_new da9055_dapm_hp_l_control
=
758 SOC_DAPM_SINGLE("Switch", DA9055_HP_L_CTRL
, 3, 1, 0);
760 static const struct snd_kcontrol_new da9055_dapm_hp_r_control
=
761 SOC_DAPM_SINGLE("Switch", DA9055_HP_R_CTRL
, 3, 1, 0);
763 /* Lineout Output Enable */
764 static const struct snd_kcontrol_new da9055_dapm_lineout_control
=
765 SOC_DAPM_SINGLE("Switch", DA9055_LINE_CTRL
, 3, 1, 0);
768 static const struct snd_soc_dapm_widget da9055_dapm_widgets
[] = {
772 SND_SOC_DAPM_INPUT("MIC1"),
773 SND_SOC_DAPM_INPUT("MIC2"),
774 SND_SOC_DAPM_INPUT("AUXL"),
775 SND_SOC_DAPM_INPUT("AUXR"),
777 /* MUXs for Mic PGA source selection */
778 SND_SOC_DAPM_MUX("Mic Left Source", SND_SOC_NOPM
, 0, 0,
779 &da9055_mic_l_mux_controls
),
780 SND_SOC_DAPM_MUX("Mic Right Source", SND_SOC_NOPM
, 0, 0,
781 &da9055_mic_r_mux_controls
),
784 SND_SOC_DAPM_PGA("Mic Left", DA9055_MIC_L_CTRL
, 7, 0, NULL
, 0),
785 SND_SOC_DAPM_PGA("Mic Right", DA9055_MIC_R_CTRL
, 7, 0, NULL
, 0),
786 SND_SOC_DAPM_PGA("Aux Left", DA9055_AUX_L_CTRL
, 7, 0, NULL
, 0),
787 SND_SOC_DAPM_PGA("Aux Right", DA9055_AUX_R_CTRL
, 7, 0, NULL
, 0),
788 SND_SOC_DAPM_PGA("MIXIN Left", DA9055_MIXIN_L_CTRL
, 7, 0, NULL
, 0),
789 SND_SOC_DAPM_PGA("MIXIN Right", DA9055_MIXIN_R_CTRL
, 7, 0, NULL
, 0),
791 SND_SOC_DAPM_SUPPLY("Mic Bias", DA9055_MIC_BIAS_CTRL
, 7, 0, NULL
, 0),
792 SND_SOC_DAPM_SUPPLY("AIF", DA9055_AIF_CTRL
, 7, 0, NULL
, 0),
793 SND_SOC_DAPM_SUPPLY("Charge Pump", DA9055_CP_CTRL
, 7, 0, NULL
, 0),
796 SND_SOC_DAPM_MIXER("In Mixer Left", SND_SOC_NOPM
, 0, 0,
797 &da9055_dapm_mixinl_controls
[0],
798 ARRAY_SIZE(da9055_dapm_mixinl_controls
)),
799 SND_SOC_DAPM_MIXER("In Mixer Right", SND_SOC_NOPM
, 0, 0,
800 &da9055_dapm_mixinr_controls
[0],
801 ARRAY_SIZE(da9055_dapm_mixinr_controls
)),
804 SND_SOC_DAPM_ADC("ADC Left", "Capture", DA9055_ADC_L_CTRL
, 7, 0),
805 SND_SOC_DAPM_ADC("ADC Right", "Capture", DA9055_ADC_R_CTRL
, 7, 0),
809 /* MUXs for DAC source selection */
810 SND_SOC_DAPM_MUX("DAC Left Source", SND_SOC_NOPM
, 0, 0,
811 &da9055_dac_l_mux_controls
),
812 SND_SOC_DAPM_MUX("DAC Right Source", SND_SOC_NOPM
, 0, 0,
813 &da9055_dac_r_mux_controls
),
816 SND_SOC_DAPM_AIF_IN("AIFIN Left", "Playback", 0, SND_SOC_NOPM
, 0, 0),
817 SND_SOC_DAPM_AIF_IN("AIFIN Right", "Playback", 0, SND_SOC_NOPM
, 0, 0),
820 SND_SOC_DAPM_DAC("DAC Left", "Playback", DA9055_DAC_L_CTRL
, 7, 0),
821 SND_SOC_DAPM_DAC("DAC Right", "Playback", DA9055_DAC_R_CTRL
, 7, 0),
824 SND_SOC_DAPM_MIXER("Out Mixer Left", SND_SOC_NOPM
, 0, 0,
825 &da9055_dapm_mixoutl_controls
[0],
826 ARRAY_SIZE(da9055_dapm_mixoutl_controls
)),
827 SND_SOC_DAPM_MIXER("Out Mixer Right", SND_SOC_NOPM
, 0, 0,
828 &da9055_dapm_mixoutr_controls
[0],
829 ARRAY_SIZE(da9055_dapm_mixoutr_controls
)),
831 /* Output Enable Switches */
832 SND_SOC_DAPM_SWITCH("Headphone Left Enable", SND_SOC_NOPM
, 0, 0,
833 &da9055_dapm_hp_l_control
),
834 SND_SOC_DAPM_SWITCH("Headphone Right Enable", SND_SOC_NOPM
, 0, 0,
835 &da9055_dapm_hp_r_control
),
836 SND_SOC_DAPM_SWITCH("Lineout Enable", SND_SOC_NOPM
, 0, 0,
837 &da9055_dapm_lineout_control
),
840 SND_SOC_DAPM_PGA("MIXOUT Left", DA9055_MIXOUT_L_CTRL
, 7, 0, NULL
, 0),
841 SND_SOC_DAPM_PGA("MIXOUT Right", DA9055_MIXOUT_R_CTRL
, 7, 0, NULL
, 0),
842 SND_SOC_DAPM_PGA("Lineout", DA9055_LINE_CTRL
, 7, 0, NULL
, 0),
843 SND_SOC_DAPM_PGA("Headphone Left", DA9055_HP_L_CTRL
, 7, 0, NULL
, 0),
844 SND_SOC_DAPM_PGA("Headphone Right", DA9055_HP_R_CTRL
, 7, 0, NULL
, 0),
847 SND_SOC_DAPM_OUTPUT("HPL"),
848 SND_SOC_DAPM_OUTPUT("HPR"),
849 SND_SOC_DAPM_OUTPUT("LINE"),
852 /* DAPM audio route definition */
853 static const struct snd_soc_dapm_route da9055_audio_map
[] = {
854 /* Dest Connecting Widget source */
857 {"Mic Left Source", "MIC1_P_N", "MIC1"},
858 {"Mic Left Source", "MIC1_P", "MIC1"},
859 {"Mic Left Source", "MIC1_N", "MIC1"},
860 {"Mic Left Source", "MIC2_L", "MIC2"},
862 {"Mic Right Source", "MIC2_R_L", "MIC2"},
863 {"Mic Right Source", "MIC2_R", "MIC2"},
864 {"Mic Right Source", "MIC2_L", "MIC2"},
866 {"Mic Left", NULL
, "Mic Left Source"},
867 {"Mic Right", NULL
, "Mic Right Source"},
869 {"Aux Left", NULL
, "AUXL"},
870 {"Aux Right", NULL
, "AUXR"},
872 {"In Mixer Left", "Mic Left Switch", "Mic Left"},
873 {"In Mixer Left", "Mic Right Switch", "Mic Right"},
874 {"In Mixer Left", "Aux Left Switch", "Aux Left"},
876 {"In Mixer Right", "Mic Right Switch", "Mic Right"},
877 {"In Mixer Right", "Mic Left Switch", "Mic Left"},
878 {"In Mixer Right", "Aux Right Switch", "Aux Right"},
879 {"In Mixer Right", "Mixin Left Switch", "MIXIN Left"},
881 {"MIXIN Left", NULL
, "In Mixer Left"},
882 {"ADC Left", NULL
, "MIXIN Left"},
884 {"MIXIN Right", NULL
, "In Mixer Right"},
885 {"ADC Right", NULL
, "MIXIN Right"},
887 {"ADC Left", NULL
, "AIF"},
888 {"ADC Right", NULL
, "AIF"},
891 {"AIFIN Left", NULL
, "AIF"},
892 {"AIFIN Right", NULL
, "AIF"},
894 {"DAC Left Source", "ADC output left", "ADC Left"},
895 {"DAC Left Source", "ADC output right", "ADC Right"},
896 {"DAC Left Source", "AIF input left", "AIFIN Left"},
897 {"DAC Left Source", "AIF input right", "AIFIN Right"},
899 {"DAC Right Source", "ADC output left", "ADC Left"},
900 {"DAC Right Source", "ADC output right", "ADC Right"},
901 {"DAC Right Source", "AIF input left", "AIFIN Left"},
902 {"DAC Right Source", "AIF input right", "AIFIN Right"},
904 {"DAC Left", NULL
, "DAC Left Source"},
905 {"DAC Right", NULL
, "DAC Right Source"},
907 {"Out Mixer Left", "Aux Left Switch", "Aux Left"},
908 {"Out Mixer Left", "Mixin Left Switch", "MIXIN Left"},
909 {"Out Mixer Left", "Mixin Right Switch", "MIXIN Right"},
910 {"Out Mixer Left", "Aux Left Invert Switch", "Aux Left"},
911 {"Out Mixer Left", "Mixin Left Invert Switch", "MIXIN Left"},
912 {"Out Mixer Left", "Mixin Right Invert Switch", "MIXIN Right"},
913 {"Out Mixer Left", "DAC Left Switch", "DAC Left"},
915 {"Out Mixer Right", "Aux Right Switch", "Aux Right"},
916 {"Out Mixer Right", "Mixin Right Switch", "MIXIN Right"},
917 {"Out Mixer Right", "Mixin Left Switch", "MIXIN Left"},
918 {"Out Mixer Right", "Aux Right Invert Switch", "Aux Right"},
919 {"Out Mixer Right", "Mixin Right Invert Switch", "MIXIN Right"},
920 {"Out Mixer Right", "Mixin Left Invert Switch", "MIXIN Left"},
921 {"Out Mixer Right", "DAC Right Switch", "DAC Right"},
923 {"MIXOUT Left", NULL
, "Out Mixer Left"},
924 {"Headphone Left Enable", "Switch", "MIXOUT Left"},
925 {"Headphone Left", NULL
, "Headphone Left Enable"},
926 {"Headphone Left", NULL
, "Charge Pump"},
927 {"HPL", NULL
, "Headphone Left"},
929 {"MIXOUT Right", NULL
, "Out Mixer Right"},
930 {"Headphone Right Enable", "Switch", "MIXOUT Right"},
931 {"Headphone Right", NULL
, "Headphone Right Enable"},
932 {"Headphone Right", NULL
, "Charge Pump"},
933 {"HPR", NULL
, "Headphone Right"},
935 {"MIXOUT Right", NULL
, "Out Mixer Right"},
936 {"Lineout Enable", "Switch", "MIXOUT Right"},
937 {"Lineout", NULL
, "Lineout Enable"},
938 {"LINE", NULL
, "Lineout"},
941 /* Codec private data */
943 struct regmap
*regmap
;
944 unsigned int mclk_rate
;
946 struct da9055_platform_data
*pdata
;
949 static struct reg_default da9055_reg_defaults
[] = {
1025 static bool da9055_volatile_register(struct device
*dev
,
1029 case DA9055_STATUS1
:
1030 case DA9055_PLL_STATUS
:
1031 case DA9055_AUX_L_GAIN_STATUS
:
1032 case DA9055_AUX_R_GAIN_STATUS
:
1033 case DA9055_MIC_L_GAIN_STATUS
:
1034 case DA9055_MIC_R_GAIN_STATUS
:
1035 case DA9055_MIXIN_L_GAIN_STATUS
:
1036 case DA9055_MIXIN_R_GAIN_STATUS
:
1037 case DA9055_ADC_L_GAIN_STATUS
:
1038 case DA9055_ADC_R_GAIN_STATUS
:
1039 case DA9055_DAC_L_GAIN_STATUS
:
1040 case DA9055_DAC_R_GAIN_STATUS
:
1041 case DA9055_HP_L_GAIN_STATUS
:
1042 case DA9055_HP_R_GAIN_STATUS
:
1043 case DA9055_LINE_GAIN_STATUS
:
1044 case DA9055_ALC_CIC_OP_LVL_DATA
:
1051 /* Set DAI word length */
1052 static int da9055_hw_params(struct snd_pcm_substream
*substream
,
1053 struct snd_pcm_hw_params
*params
,
1054 struct snd_soc_dai
*dai
)
1056 struct snd_soc_codec
*codec
= dai
->codec
;
1057 struct da9055_priv
*da9055
= snd_soc_codec_get_drvdata(codec
);
1061 switch (params_format(params
)) {
1062 case SNDRV_PCM_FORMAT_S16_LE
:
1063 aif_ctrl
= DA9055_AIF_WORD_S16_LE
;
1065 case SNDRV_PCM_FORMAT_S20_3LE
:
1066 aif_ctrl
= DA9055_AIF_WORD_S20_3LE
;
1068 case SNDRV_PCM_FORMAT_S24_LE
:
1069 aif_ctrl
= DA9055_AIF_WORD_S24_LE
;
1071 case SNDRV_PCM_FORMAT_S32_LE
:
1072 aif_ctrl
= DA9055_AIF_WORD_S32_LE
;
1078 /* Set AIF format */
1079 snd_soc_update_bits(codec
, DA9055_AIF_CTRL
, DA9055_AIF_WORD_LENGTH_MASK
,
1082 switch (params_rate(params
)) {
1084 fs
= DA9055_SR_8000
;
1088 fs
= DA9055_SR_11025
;
1092 fs
= DA9055_SR_12000
;
1096 fs
= DA9055_SR_16000
;
1100 fs
= DA9055_SR_22050
;
1104 fs
= DA9055_SR_32000
;
1108 fs
= DA9055_SR_44100
;
1112 fs
= DA9055_SR_48000
;
1116 fs
= DA9055_SR_88200
;
1120 fs
= DA9055_SR_96000
;
1127 if (da9055
->mclk_rate
) {
1128 /* PLL Mode, Write actual FS */
1129 snd_soc_write(codec
, DA9055_SR
, fs
);
1133 * When PLL is bypassed, chip assumes constant MCLK of
1134 * 12.288MHz and uses sample rate value to divide this MCLK
1135 * to derive its sys clk. As sys clk has to be 256 * Fs, we
1136 * need to write constant sample rate i.e. 48KHz.
1138 snd_soc_write(codec
, DA9055_SR
, DA9055_SR_48000
);
1141 if (da9055
->mclk_rate
&& (da9055
->mclk_rate
!= sysclk
)) {
1143 if (!da9055
->master
) {
1144 /* PLL slave mode, enable PLL and also SRM */
1145 snd_soc_update_bits(codec
, DA9055_PLL_CTRL
,
1146 DA9055_PLL_EN
| DA9055_PLL_SRM_EN
,
1147 DA9055_PLL_EN
| DA9055_PLL_SRM_EN
);
1149 /* PLL master mode, only enable PLL */
1150 snd_soc_update_bits(codec
, DA9055_PLL_CTRL
,
1151 DA9055_PLL_EN
, DA9055_PLL_EN
);
1154 /* Non PLL Mode, disable PLL */
1155 snd_soc_update_bits(codec
, DA9055_PLL_CTRL
, DA9055_PLL_EN
, 0);
1161 /* Set DAI mode and Format */
1162 static int da9055_set_dai_fmt(struct snd_soc_dai
*codec_dai
, unsigned int fmt
)
1164 struct snd_soc_codec
*codec
= codec_dai
->codec
;
1165 struct da9055_priv
*da9055
= snd_soc_codec_get_drvdata(codec
);
1166 u8 aif_clk_mode
, aif_ctrl
, mode
;
1168 switch (fmt
& SND_SOC_DAIFMT_MASTER_MASK
) {
1169 case SND_SOC_DAIFMT_CBM_CFM
:
1170 /* DA9055 in I2S Master Mode */
1172 aif_clk_mode
= DA9055_AIF_CLK_EN_MASTER_MODE
;
1174 case SND_SOC_DAIFMT_CBS_CFS
:
1175 /* DA9055 in I2S Slave Mode */
1177 aif_clk_mode
= DA9055_AIF_CLK_EN_SLAVE_MODE
;
1183 /* Don't allow change of mode if PLL is enabled */
1184 if ((snd_soc_read(codec
, DA9055_PLL_CTRL
) & DA9055_PLL_EN
) &&
1185 (da9055
->master
!= mode
))
1188 da9055
->master
= mode
;
1190 /* Only I2S is supported */
1191 switch (fmt
& SND_SOC_DAIFMT_FORMAT_MASK
) {
1192 case SND_SOC_DAIFMT_I2S
:
1193 aif_ctrl
= DA9055_AIF_FORMAT_I2S_MODE
;
1195 case SND_SOC_DAIFMT_LEFT_J
:
1196 aif_ctrl
= DA9055_AIF_FORMAT_LEFT_J
;
1198 case SND_SOC_DAIFMT_RIGHT_J
:
1199 aif_ctrl
= DA9055_AIF_FORMAT_RIGHT_J
;
1201 case SND_SOC_DAIFMT_DSP_A
:
1202 aif_ctrl
= DA9055_AIF_FORMAT_DSP
;
1208 /* By default only 32 BCLK per WCLK is supported */
1209 aif_clk_mode
|= DA9055_AIF_BCLKS_PER_WCLK_32
;
1211 snd_soc_update_bits(codec
, DA9055_AIF_CLK_MODE
,
1212 (DA9055_AIF_CLK_MODE_MASK
| DA9055_AIF_BCLK_MASK
),
1214 snd_soc_update_bits(codec
, DA9055_AIF_CTRL
, DA9055_AIF_FORMAT_MASK
,
1219 static int da9055_mute(struct snd_soc_dai
*dai
, int mute
)
1221 struct snd_soc_codec
*codec
= dai
->codec
;
1224 snd_soc_update_bits(codec
, DA9055_DAC_L_CTRL
,
1225 DA9055_DAC_L_MUTE_EN
, DA9055_DAC_L_MUTE_EN
);
1226 snd_soc_update_bits(codec
, DA9055_DAC_R_CTRL
,
1227 DA9055_DAC_R_MUTE_EN
, DA9055_DAC_R_MUTE_EN
);
1229 snd_soc_update_bits(codec
, DA9055_DAC_L_CTRL
,
1230 DA9055_DAC_L_MUTE_EN
, 0);
1231 snd_soc_update_bits(codec
, DA9055_DAC_R_CTRL
,
1232 DA9055_DAC_R_MUTE_EN
, 0);
1238 #define DA9055_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1239 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1241 static int da9055_set_dai_sysclk(struct snd_soc_dai
*codec_dai
,
1242 int clk_id
, unsigned int freq
, int dir
)
1244 struct snd_soc_codec
*codec
= codec_dai
->codec
;
1245 struct da9055_priv
*da9055
= snd_soc_codec_get_drvdata(codec
);
1248 case DA9055_CLKSRC_MCLK
:
1259 da9055
->mclk_rate
= freq
;
1262 dev_err(codec_dai
->dev
, "Unsupported MCLK value %d\n",
1268 dev_err(codec_dai
->dev
, "Unknown clock source %d\n", clk_id
);
1274 * da9055_set_dai_pll : Configure the codec PLL
1275 * @param codec_dai : Pointer to codec DAI
1276 * @param pll_id : da9055 has only one pll, so pll_id is always zero
1277 * @param fref : Input MCLK frequency
1278 * @param fout : FsDM value
1279 * @return int : Zero for success, negative error code for error
1281 * Note: Supported PLL input frequencies are 11.2896MHz, 12MHz, 12.288MHz,
1282 * 13MHz, 13.5MHz, 14.4MHz, 19.2MHz, 19.6MHz and 19.8MHz
1284 static int da9055_set_dai_pll(struct snd_soc_dai
*codec_dai
, int pll_id
,
1285 int source
, unsigned int fref
, unsigned int fout
)
1287 struct snd_soc_codec
*codec
= codec_dai
->codec
;
1288 struct da9055_priv
*da9055
= snd_soc_codec_get_drvdata(codec
);
1290 u8 pll_frac_top
, pll_frac_bot
, pll_integer
, cnt
;
1292 /* Disable PLL before setting the divisors */
1293 snd_soc_update_bits(codec
, DA9055_PLL_CTRL
, DA9055_PLL_EN
, 0);
1295 /* In slave mode, there is only one set of divisors */
1296 if (!da9055
->master
&& (fout
!= 2822400))
1299 /* Search pll div array for correct divisors */
1300 for (cnt
= 0; cnt
< ARRAY_SIZE(da9055_pll_div
); cnt
++) {
1301 /* Check fref, mode and fout */
1302 if ((fref
== da9055_pll_div
[cnt
].fref
) &&
1303 (da9055
->master
== da9055_pll_div
[cnt
].mode
) &&
1304 (fout
== da9055_pll_div
[cnt
].fout
)) {
1305 /* All match, pick up divisors */
1306 pll_frac_top
= da9055_pll_div
[cnt
].frac_top
;
1307 pll_frac_bot
= da9055_pll_div
[cnt
].frac_bot
;
1308 pll_integer
= da9055_pll_div
[cnt
].integer
;
1312 if (cnt
>= ARRAY_SIZE(da9055_pll_div
))
1315 /* Write PLL dividers */
1316 snd_soc_write(codec
, DA9055_PLL_FRAC_TOP
, pll_frac_top
);
1317 snd_soc_write(codec
, DA9055_PLL_FRAC_BOT
, pll_frac_bot
);
1318 snd_soc_write(codec
, DA9055_PLL_INTEGER
, pll_integer
);
1322 dev_err(codec_dai
->dev
, "Error in setting up PLL\n");
1326 /* DAI operations */
1327 static const struct snd_soc_dai_ops da9055_dai_ops
= {
1328 .hw_params
= da9055_hw_params
,
1329 .set_fmt
= da9055_set_dai_fmt
,
1330 .set_sysclk
= da9055_set_dai_sysclk
,
1331 .set_pll
= da9055_set_dai_pll
,
1332 .digital_mute
= da9055_mute
,
1335 static struct snd_soc_dai_driver da9055_dai
= {
1336 .name
= "da9055-hifi",
1337 /* Playback Capabilities */
1339 .stream_name
= "Playback",
1342 .rates
= SNDRV_PCM_RATE_8000_96000
,
1343 .formats
= DA9055_FORMATS
,
1345 /* Capture Capabilities */
1347 .stream_name
= "Capture",
1350 .rates
= SNDRV_PCM_RATE_8000_96000
,
1351 .formats
= DA9055_FORMATS
,
1353 .ops
= &da9055_dai_ops
,
1354 .symmetric_rates
= 1,
1357 static int da9055_set_bias_level(struct snd_soc_codec
*codec
,
1358 enum snd_soc_bias_level level
)
1361 case SND_SOC_BIAS_ON
:
1362 case SND_SOC_BIAS_PREPARE
:
1364 case SND_SOC_BIAS_STANDBY
:
1365 if (codec
->dapm
.bias_level
== SND_SOC_BIAS_OFF
) {
1366 /* Enable VMID reference & master bias */
1367 snd_soc_update_bits(codec
, DA9055_REFERENCES
,
1368 DA9055_VMID_EN
| DA9055_BIAS_EN
,
1369 DA9055_VMID_EN
| DA9055_BIAS_EN
);
1372 case SND_SOC_BIAS_OFF
:
1373 /* Disable VMID reference & master bias */
1374 snd_soc_update_bits(codec
, DA9055_REFERENCES
,
1375 DA9055_VMID_EN
| DA9055_BIAS_EN
, 0);
1378 codec
->dapm
.bias_level
= level
;
1382 static int da9055_probe(struct snd_soc_codec
*codec
)
1385 struct da9055_priv
*da9055
= snd_soc_codec_get_drvdata(codec
);
1387 codec
->control_data
= da9055
->regmap
;
1388 ret
= snd_soc_codec_set_cache_io(codec
, 8, 8, SND_SOC_REGMAP
);
1390 dev_err(codec
->dev
, "Failed to set cache I/O: %d\n", ret
);
1394 /* Enable all Gain Ramps */
1395 snd_soc_update_bits(codec
, DA9055_AUX_L_CTRL
,
1396 DA9055_GAIN_RAMPING_EN
, DA9055_GAIN_RAMPING_EN
);
1397 snd_soc_update_bits(codec
, DA9055_AUX_R_CTRL
,
1398 DA9055_GAIN_RAMPING_EN
, DA9055_GAIN_RAMPING_EN
);
1399 snd_soc_update_bits(codec
, DA9055_MIXIN_L_CTRL
,
1400 DA9055_GAIN_RAMPING_EN
, DA9055_GAIN_RAMPING_EN
);
1401 snd_soc_update_bits(codec
, DA9055_MIXIN_R_CTRL
,
1402 DA9055_GAIN_RAMPING_EN
, DA9055_GAIN_RAMPING_EN
);
1403 snd_soc_update_bits(codec
, DA9055_ADC_L_CTRL
,
1404 DA9055_GAIN_RAMPING_EN
, DA9055_GAIN_RAMPING_EN
);
1405 snd_soc_update_bits(codec
, DA9055_ADC_R_CTRL
,
1406 DA9055_GAIN_RAMPING_EN
, DA9055_GAIN_RAMPING_EN
);
1407 snd_soc_update_bits(codec
, DA9055_DAC_L_CTRL
,
1408 DA9055_GAIN_RAMPING_EN
, DA9055_GAIN_RAMPING_EN
);
1409 snd_soc_update_bits(codec
, DA9055_DAC_R_CTRL
,
1410 DA9055_GAIN_RAMPING_EN
, DA9055_GAIN_RAMPING_EN
);
1411 snd_soc_update_bits(codec
, DA9055_HP_L_CTRL
,
1412 DA9055_GAIN_RAMPING_EN
, DA9055_GAIN_RAMPING_EN
);
1413 snd_soc_update_bits(codec
, DA9055_HP_R_CTRL
,
1414 DA9055_GAIN_RAMPING_EN
, DA9055_GAIN_RAMPING_EN
);
1415 snd_soc_update_bits(codec
, DA9055_LINE_CTRL
,
1416 DA9055_GAIN_RAMPING_EN
, DA9055_GAIN_RAMPING_EN
);
1419 * There are two separate control bits for input and output mixers.
1420 * One to enable corresponding amplifier and other to enable its
1421 * output. As amplifier bits are related to power control, they are
1422 * being managed by DAPM while other (non power related) bits are
1425 snd_soc_update_bits(codec
, DA9055_MIXIN_L_CTRL
,
1426 DA9055_MIXIN_L_MIX_EN
, DA9055_MIXIN_L_MIX_EN
);
1427 snd_soc_update_bits(codec
, DA9055_MIXIN_R_CTRL
,
1428 DA9055_MIXIN_R_MIX_EN
, DA9055_MIXIN_R_MIX_EN
);
1430 snd_soc_update_bits(codec
, DA9055_MIXOUT_L_CTRL
,
1431 DA9055_MIXOUT_L_MIX_EN
, DA9055_MIXOUT_L_MIX_EN
);
1432 snd_soc_update_bits(codec
, DA9055_MIXOUT_R_CTRL
,
1433 DA9055_MIXOUT_R_MIX_EN
, DA9055_MIXOUT_R_MIX_EN
);
1435 /* Set this as per your system configuration */
1436 snd_soc_write(codec
, DA9055_PLL_CTRL
, DA9055_PLL_INDIV_10_20_MHZ
);
1438 /* Set platform data values */
1439 if (da9055
->pdata
) {
1440 /* set mic bias source */
1441 if (da9055
->pdata
->micbias_source
) {
1442 snd_soc_update_bits(codec
, DA9055_MIXIN_R_SELECT
,
1444 DA9055_MICBIAS2_EN
);
1446 snd_soc_update_bits(codec
, DA9055_MIXIN_R_SELECT
,
1447 DA9055_MICBIAS2_EN
, 0);
1449 /* set mic bias voltage */
1450 switch (da9055
->pdata
->micbias
) {
1451 case DA9055_MICBIAS_2_2V
:
1452 case DA9055_MICBIAS_2_1V
:
1453 case DA9055_MICBIAS_1_8V
:
1454 case DA9055_MICBIAS_1_6V
:
1455 snd_soc_update_bits(codec
, DA9055_MIC_CONFIG
,
1456 DA9055_MICBIAS_LEVEL_MASK
,
1457 (da9055
->pdata
->micbias
) << 4);
1464 static struct snd_soc_codec_driver soc_codec_dev_da9055
= {
1465 .probe
= da9055_probe
,
1466 .set_bias_level
= da9055_set_bias_level
,
1468 .controls
= da9055_snd_controls
,
1469 .num_controls
= ARRAY_SIZE(da9055_snd_controls
),
1471 .dapm_widgets
= da9055_dapm_widgets
,
1472 .num_dapm_widgets
= ARRAY_SIZE(da9055_dapm_widgets
),
1473 .dapm_routes
= da9055_audio_map
,
1474 .num_dapm_routes
= ARRAY_SIZE(da9055_audio_map
),
1477 static const struct regmap_config da9055_regmap_config
= {
1481 .reg_defaults
= da9055_reg_defaults
,
1482 .num_reg_defaults
= ARRAY_SIZE(da9055_reg_defaults
),
1483 .volatile_reg
= da9055_volatile_register
,
1484 .cache_type
= REGCACHE_RBTREE
,
1487 static int da9055_i2c_probe(struct i2c_client
*i2c
,
1488 const struct i2c_device_id
*id
)
1490 struct da9055_priv
*da9055
;
1491 struct da9055_platform_data
*pdata
= dev_get_platdata(&i2c
->dev
);
1494 da9055
= devm_kzalloc(&i2c
->dev
, sizeof(struct da9055_priv
),
1500 da9055
->pdata
= pdata
;
1502 i2c_set_clientdata(i2c
, da9055
);
1504 da9055
->regmap
= devm_regmap_init_i2c(i2c
, &da9055_regmap_config
);
1505 if (IS_ERR(da9055
->regmap
)) {
1506 ret
= PTR_ERR(da9055
->regmap
);
1507 dev_err(&i2c
->dev
, "regmap_init() failed: %d\n", ret
);
1511 ret
= snd_soc_register_codec(&i2c
->dev
,
1512 &soc_codec_dev_da9055
, &da9055_dai
, 1);
1514 dev_err(&i2c
->dev
, "Failed to register da9055 codec: %d\n",
1520 static int da9055_remove(struct i2c_client
*client
)
1522 snd_soc_unregister_codec(&client
->dev
);
1526 static const struct i2c_device_id da9055_i2c_id
[] = {
1530 MODULE_DEVICE_TABLE(i2c
, da9055_i2c_id
);
1532 /* I2C codec control layer */
1533 static struct i2c_driver da9055_i2c_driver
= {
1536 .owner
= THIS_MODULE
,
1538 .probe
= da9055_i2c_probe
,
1539 .remove
= da9055_remove
,
1540 .id_table
= da9055_i2c_id
,
1543 module_i2c_driver(da9055_i2c_driver
);
1545 MODULE_DESCRIPTION("ASoC DA9055 Codec driver");
1546 MODULE_AUTHOR("David Chen, Ashish Chavan");
1547 MODULE_LICENSE("GPL");