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iwl3945: do not print RFKILL message
[linux/fpc-iii.git] / sound / soc / codecs / cs42l73.c
blob549d5d6a3fef47f0680934c68b36a2c6a48529d0
1 /*
2 * cs42l73.c -- CS42L73 ALSA Soc Audio driver
3 *
4 * Copyright 2011 Cirrus Logic, Inc.
5 *
6 * Authors: Georgi Vlaev, Nucleus Systems Ltd, <joe@nucleusys.com>
7 * Brian Austin, Cirrus Logic Inc, <brian.austin@cirrus.com>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
12 *
13 */
14
15 #include <linux/module.h>
16 #include <linux/moduleparam.h>
17 #include <linux/kernel.h>
18 #include <linux/init.h>
19 #include <linux/delay.h>
20 #include <linux/of_gpio.h>
21 #include <linux/pm.h>
22 #include <linux/i2c.h>
23 #include <linux/regmap.h>
24 #include <linux/slab.h>
25 #include <sound/core.h>
26 #include <sound/pcm.h>
27 #include <sound/pcm_params.h>
28 #include <sound/soc.h>
29 #include <sound/soc-dapm.h>
30 #include <sound/initval.h>
31 #include <sound/tlv.h>
32 #include <sound/cs42l73.h>
33 #include "cs42l73.h"
34
35 struct sp_config {
36 u8 spc, mmcc, spfs;
37 u32 srate;
38 };
39 struct cs42l73_private {
40 struct cs42l73_platform_data pdata;
41 struct sp_config config[3];
42 struct regmap *regmap;
43 u32 sysclk;
44 u8 mclksel;
45 u32 mclk;
46 int shutdwn_delay;
47 };
48
49 static const struct reg_default cs42l73_reg_defaults[] = {
50 { 6, 0xF1 }, /* r06 - Power Ctl 1 */
51 { 7, 0xDF }, /* r07 - Power Ctl 2 */
52 { 8, 0x3F }, /* r08 - Power Ctl 3 */
53 { 9, 0x50 }, /* r09 - Charge Pump Freq */
54 { 10, 0x53 }, /* r0A - Output Load MicBias Short Detect */
55 { 11, 0x00 }, /* r0B - DMIC Master Clock Ctl */
56 { 12, 0x00 }, /* r0C - Aux PCM Ctl */
57 { 13, 0x15 }, /* r0D - Aux PCM Master Clock Ctl */
58 { 14, 0x00 }, /* r0E - Audio PCM Ctl */
59 { 15, 0x15 }, /* r0F - Audio PCM Master Clock Ctl */
60 { 16, 0x00 }, /* r10 - Voice PCM Ctl */
61 { 17, 0x15 }, /* r11 - Voice PCM Master Clock Ctl */
62 { 18, 0x00 }, /* r12 - Voice/Aux Sample Rate */
63 { 19, 0x06 }, /* r13 - Misc I/O Path Ctl */
64 { 20, 0x00 }, /* r14 - ADC Input Path Ctl */
65 { 21, 0x00 }, /* r15 - MICA Preamp, PGA Volume */
66 { 22, 0x00 }, /* r16 - MICB Preamp, PGA Volume */
67 { 23, 0x00 }, /* r17 - Input Path A Digital Volume */
68 { 24, 0x00 }, /* r18 - Input Path B Digital Volume */
69 { 25, 0x00 }, /* r19 - Playback Digital Ctl */
70 { 26, 0x00 }, /* r1A - HP/LO Left Digital Volume */
71 { 27, 0x00 }, /* r1B - HP/LO Right Digital Volume */
72 { 28, 0x00 }, /* r1C - Speakerphone Digital Volume */
73 { 29, 0x00 }, /* r1D - Ear/SPKLO Digital Volume */
74 { 30, 0x00 }, /* r1E - HP Left Analog Volume */
75 { 31, 0x00 }, /* r1F - HP Right Analog Volume */
76 { 32, 0x00 }, /* r20 - LO Left Analog Volume */
77 { 33, 0x00 }, /* r21 - LO Right Analog Volume */
78 { 34, 0x00 }, /* r22 - Stereo Input Path Advisory Volume */
79 { 35, 0x00 }, /* r23 - Aux PCM Input Advisory Volume */
80 { 36, 0x00 }, /* r24 - Audio PCM Input Advisory Volume */
81 { 37, 0x00 }, /* r25 - Voice PCM Input Advisory Volume */
82 { 38, 0x00 }, /* r26 - Limiter Attack Rate HP/LO */
83 { 39, 0x7F }, /* r27 - Limter Ctl, Release Rate HP/LO */
84 { 40, 0x00 }, /* r28 - Limter Threshold HP/LO */
85 { 41, 0x00 }, /* r29 - Limiter Attack Rate Speakerphone */
86 { 42, 0x3F }, /* r2A - Limter Ctl, Release Rate Speakerphone */
87 { 43, 0x00 }, /* r2B - Limter Threshold Speakerphone */
88 { 44, 0x00 }, /* r2C - Limiter Attack Rate Ear/SPKLO */
89 { 45, 0x3F }, /* r2D - Limter Ctl, Release Rate Ear/SPKLO */
90 { 46, 0x00 }, /* r2E - Limter Threshold Ear/SPKLO */
91 { 47, 0x00 }, /* r2F - ALC Enable, Attack Rate Left/Right */
92 { 48, 0x3F }, /* r30 - ALC Release Rate Left/Right */
93 { 49, 0x00 }, /* r31 - ALC Threshold Left/Right */
94 { 50, 0x00 }, /* r32 - Noise Gate Ctl Left/Right */
95 { 51, 0x00 }, /* r33 - ALC/NG Misc Ctl */
96 { 52, 0x18 }, /* r34 - Mixer Ctl */
97 { 53, 0x3F }, /* r35 - HP/LO Left Mixer Input Path Volume */
98 { 54, 0x3F }, /* r36 - HP/LO Right Mixer Input Path Volume */
99 { 55, 0x3F }, /* r37 - HP/LO Left Mixer Aux PCM Volume */
100 { 56, 0x3F }, /* r38 - HP/LO Right Mixer Aux PCM Volume */
101 { 57, 0x3F }, /* r39 - HP/LO Left Mixer Audio PCM Volume */
102 { 58, 0x3F }, /* r3A - HP/LO Right Mixer Audio PCM Volume */
103 { 59, 0x3F }, /* r3B - HP/LO Left Mixer Voice PCM Mono Volume */
104 { 60, 0x3F }, /* r3C - HP/LO Right Mixer Voice PCM Mono Volume */
105 { 61, 0x3F }, /* r3D - Aux PCM Left Mixer Input Path Volume */
106 { 62, 0x3F }, /* r3E - Aux PCM Right Mixer Input Path Volume */
107 { 63, 0x3F }, /* r3F - Aux PCM Left Mixer Volume */
108 { 64, 0x3F }, /* r40 - Aux PCM Left Mixer Volume */
109 { 65, 0x3F }, /* r41 - Aux PCM Left Mixer Audio PCM L Volume */
110 { 66, 0x3F }, /* r42 - Aux PCM Right Mixer Audio PCM R Volume */
111 { 67, 0x3F }, /* r43 - Aux PCM Left Mixer Voice PCM Volume */
112 { 68, 0x3F }, /* r44 - Aux PCM Right Mixer Voice PCM Volume */
113 { 69, 0x3F }, /* r45 - Audio PCM Left Input Path Volume */
114 { 70, 0x3F }, /* r46 - Audio PCM Right Input Path Volume */
115 { 71, 0x3F }, /* r47 - Audio PCM Left Mixer Aux PCM L Volume */
116 { 72, 0x3F }, /* r48 - Audio PCM Right Mixer Aux PCM R Volume */
117 { 73, 0x3F }, /* r49 - Audio PCM Left Mixer Volume */
118 { 74, 0x3F }, /* r4A - Audio PCM Right Mixer Volume */
119 { 75, 0x3F }, /* r4B - Audio PCM Left Mixer Voice PCM Volume */
120 { 76, 0x3F }, /* r4C - Audio PCM Right Mixer Voice PCM Volume */
121 { 77, 0x3F }, /* r4D - Voice PCM Left Input Path Volume */
122 { 78, 0x3F }, /* r4E - Voice PCM Right Input Path Volume */
123 { 79, 0x3F }, /* r4F - Voice PCM Left Mixer Aux PCM L Volume */
124 { 80, 0x3F }, /* r50 - Voice PCM Right Mixer Aux PCM R Volume */
125 { 81, 0x3F }, /* r51 - Voice PCM Left Mixer Audio PCM L Volume */
126 { 82, 0x3F }, /* r52 - Voice PCM Right Mixer Audio PCM R Volume */
127 { 83, 0x3F }, /* r53 - Voice PCM Left Mixer Voice PCM Volume */
128 { 84, 0x3F }, /* r54 - Voice PCM Right Mixer Voice PCM Volume */
129 { 85, 0xAA }, /* r55 - Mono Mixer Ctl */
130 { 86, 0x3F }, /* r56 - SPK Mono Mixer Input Path Volume */
131 { 87, 0x3F }, /* r57 - SPK Mono Mixer Aux PCM Mono/L/R Volume */
132 { 88, 0x3F }, /* r58 - SPK Mono Mixer Audio PCM Mono/L/R Volume */
133 { 89, 0x3F }, /* r59 - SPK Mono Mixer Voice PCM Mono Volume */
134 { 90, 0x3F }, /* r5A - SPKLO Mono Mixer Input Path Mono Volume */
135 { 91, 0x3F }, /* r5B - SPKLO Mono Mixer Aux Mono/L/R Volume */
136 { 92, 0x3F }, /* r5C - SPKLO Mono Mixer Audio Mono/L/R Volume */
137 { 93, 0x3F }, /* r5D - SPKLO Mono Mixer Voice Mono Volume */
138 { 94, 0x00 }, /* r5E - Interrupt Mask 1 */
139 { 95, 0x00 }, /* r5F - Interrupt Mask 2 */
140 };
141
142 static bool cs42l73_volatile_register(struct device *dev, unsigned int reg)
143 {
144 switch (reg) {
145 case CS42L73_IS1:
146 case CS42L73_IS2:
147 return true;
148 default:
149 return false;
150 }
151 }
152
153 static bool cs42l73_readable_register(struct device *dev, unsigned int reg)
154 {
155 switch (reg) {
156 case CS42L73_DEVID_AB:
157 case CS42L73_DEVID_CD:
158 case CS42L73_DEVID_E:
159 case CS42L73_REVID:
160 case CS42L73_PWRCTL1:
161 case CS42L73_PWRCTL2:
162 case CS42L73_PWRCTL3:
163 case CS42L73_CPFCHC:
164 case CS42L73_OLMBMSDC:
165 case CS42L73_DMMCC:
166 case CS42L73_XSPC:
167 case CS42L73_XSPMMCC:
168 case CS42L73_ASPC:
169 case CS42L73_ASPMMCC:
170 case CS42L73_VSPC:
171 case CS42L73_VSPMMCC:
172 case CS42L73_VXSPFS:
173 case CS42L73_MIOPC:
174 case CS42L73_ADCIPC:
175 case CS42L73_MICAPREPGAAVOL:
176 case CS42L73_MICBPREPGABVOL:
177 case CS42L73_IPADVOL:
178 case CS42L73_IPBDVOL:
179 case CS42L73_PBDC:
180 case CS42L73_HLADVOL:
181 case CS42L73_HLBDVOL:
182 case CS42L73_SPKDVOL:
183 case CS42L73_ESLDVOL:
184 case CS42L73_HPAAVOL:
185 case CS42L73_HPBAVOL:
186 case CS42L73_LOAAVOL:
187 case CS42L73_LOBAVOL:
188 case CS42L73_STRINV:
189 case CS42L73_XSPINV:
190 case CS42L73_ASPINV:
191 case CS42L73_VSPINV:
192 case CS42L73_LIMARATEHL:
193 case CS42L73_LIMRRATEHL:
194 case CS42L73_LMAXHL:
195 case CS42L73_LIMARATESPK:
196 case CS42L73_LIMRRATESPK:
197 case CS42L73_LMAXSPK:
198 case CS42L73_LIMARATEESL:
199 case CS42L73_LIMRRATEESL:
200 case CS42L73_LMAXESL:
201 case CS42L73_ALCARATE:
202 case CS42L73_ALCRRATE:
203 case CS42L73_ALCMINMAX:
204 case CS42L73_NGCAB:
205 case CS42L73_ALCNGMC:
206 case CS42L73_MIXERCTL:
207 case CS42L73_HLAIPAA:
208 case CS42L73_HLBIPBA:
209 case CS42L73_HLAXSPAA:
210 case CS42L73_HLBXSPBA:
211 case CS42L73_HLAASPAA:
212 case CS42L73_HLBASPBA:
213 case CS42L73_HLAVSPMA:
214 case CS42L73_HLBVSPMA:
215 case CS42L73_XSPAIPAA:
216 case CS42L73_XSPBIPBA:
217 case CS42L73_XSPAXSPAA:
218 case CS42L73_XSPBXSPBA:
219 case CS42L73_XSPAASPAA:
220 case CS42L73_XSPAASPBA:
221 case CS42L73_XSPAVSPMA:
222 case CS42L73_XSPBVSPMA:
223 case CS42L73_ASPAIPAA:
224 case CS42L73_ASPBIPBA:
225 case CS42L73_ASPAXSPAA:
226 case CS42L73_ASPBXSPBA:
227 case CS42L73_ASPAASPAA:
228 case CS42L73_ASPBASPBA:
229 case CS42L73_ASPAVSPMA:
230 case CS42L73_ASPBVSPMA:
231 case CS42L73_VSPAIPAA:
232 case CS42L73_VSPBIPBA:
233 case CS42L73_VSPAXSPAA:
234 case CS42L73_VSPBXSPBA:
235 case CS42L73_VSPAASPAA:
236 case CS42L73_VSPBASPBA:
237 case CS42L73_VSPAVSPMA:
238 case CS42L73_VSPBVSPMA:
239 case CS42L73_MMIXCTL:
240 case CS42L73_SPKMIPMA:
241 case CS42L73_SPKMXSPA:
242 case CS42L73_SPKMASPA:
243 case CS42L73_SPKMVSPMA:
244 case CS42L73_ESLMIPMA:
245 case CS42L73_ESLMXSPA:
246 case CS42L73_ESLMASPA:
247 case CS42L73_ESLMVSPMA:
248 case CS42L73_IM1:
249 case CS42L73_IM2:
250 return true;
251 default:
252 return false;
253 }
254 }
255
256 static const unsigned int hpaloa_tlv[] = {
257 TLV_DB_RANGE_HEAD(2),
258 0, 13, TLV_DB_SCALE_ITEM(-7600, 200, 0),
259 14, 75, TLV_DB_SCALE_ITEM(-4900, 100, 0),
260 };
261
262 static DECLARE_TLV_DB_SCALE(adc_boost_tlv, 0, 2500, 0);
263
264 static DECLARE_TLV_DB_SCALE(hl_tlv, -10200, 50, 0);
265
266 static DECLARE_TLV_DB_SCALE(ipd_tlv, -9600, 100, 0);
267
268 static DECLARE_TLV_DB_SCALE(micpga_tlv, -600, 50, 0);
269
270 static const unsigned int limiter_tlv[] = {
271 TLV_DB_RANGE_HEAD(2),
272 0, 2, TLV_DB_SCALE_ITEM(-3000, 600, 0),
273 3, 7, TLV_DB_SCALE_ITEM(-1200, 300, 0),
274 };
275
276 static const DECLARE_TLV_DB_SCALE(attn_tlv, -6300, 100, 1);
277
278 static const char * const cs42l73_pgaa_text[] = { "Line A", "Mic 1" };
279 static const char * const cs42l73_pgab_text[] = { "Line B", "Mic 2" };
280
281 static const struct soc_enum pgaa_enum =
282 SOC_ENUM_SINGLE(CS42L73_ADCIPC, 3,
283 ARRAY_SIZE(cs42l73_pgaa_text), cs42l73_pgaa_text);
284
285 static const struct soc_enum pgab_enum =
286 SOC_ENUM_SINGLE(CS42L73_ADCIPC, 7,
287 ARRAY_SIZE(cs42l73_pgab_text), cs42l73_pgab_text);
288
289 static const struct snd_kcontrol_new pgaa_mux =
290 SOC_DAPM_ENUM("Left Analog Input Capture Mux", pgaa_enum);
291
292 static const struct snd_kcontrol_new pgab_mux =
293 SOC_DAPM_ENUM("Right Analog Input Capture Mux", pgab_enum);
294
295 static const struct snd_kcontrol_new input_left_mixer[] = {
296 SOC_DAPM_SINGLE("ADC Left Input", CS42L73_PWRCTL1,
297 5, 1, 1),
298 SOC_DAPM_SINGLE("DMIC Left Input", CS42L73_PWRCTL1,
299 4, 1, 1),
300 };
301
302 static const struct snd_kcontrol_new input_right_mixer[] = {
303 SOC_DAPM_SINGLE("ADC Right Input", CS42L73_PWRCTL1,
304 7, 1, 1),
305 SOC_DAPM_SINGLE("DMIC Right Input", CS42L73_PWRCTL1,
306 6, 1, 1),
307 };
308
309 static const char * const cs42l73_ng_delay_text[] = {
310 "50ms", "100ms", "150ms", "200ms" };
311
312 static const struct soc_enum ng_delay_enum =
313 SOC_ENUM_SINGLE(CS42L73_NGCAB, 0,
314 ARRAY_SIZE(cs42l73_ng_delay_text), cs42l73_ng_delay_text);
315
316 static const char * const cs42l73_mono_mix_texts[] = {
317 "Left", "Right", "Mono Mix"};
318
319 static const unsigned int cs42l73_mono_mix_values[] = { 0, 1, 2 };
320
321 static const struct soc_enum spk_asp_enum =
322 SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 6, 1,
323 ARRAY_SIZE(cs42l73_mono_mix_texts),
324 cs42l73_mono_mix_texts,
325 cs42l73_mono_mix_values);
326
327 static const struct snd_kcontrol_new spk_asp_mixer =
328 SOC_DAPM_ENUM("Route", spk_asp_enum);
329
330 static const struct soc_enum spk_xsp_enum =
331 SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 4, 3,
332 ARRAY_SIZE(cs42l73_mono_mix_texts),
333 cs42l73_mono_mix_texts,
334 cs42l73_mono_mix_values);
335
336 static const struct snd_kcontrol_new spk_xsp_mixer =
337 SOC_DAPM_ENUM("Route", spk_xsp_enum);
338
339 static const struct soc_enum esl_asp_enum =
340 SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 2, 5,
341 ARRAY_SIZE(cs42l73_mono_mix_texts),
342 cs42l73_mono_mix_texts,
343 cs42l73_mono_mix_values);
344
345 static const struct snd_kcontrol_new esl_asp_mixer =
346 SOC_DAPM_ENUM("Route", esl_asp_enum);
347
348 static const struct soc_enum esl_xsp_enum =
349 SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 0, 7,
350 ARRAY_SIZE(cs42l73_mono_mix_texts),
351 cs42l73_mono_mix_texts,
352 cs42l73_mono_mix_values);
353
354 static const struct snd_kcontrol_new esl_xsp_mixer =
355 SOC_DAPM_ENUM("Route", esl_xsp_enum);
356
357 static const char * const cs42l73_ip_swap_text[] = {
358 "Stereo", "Mono A", "Mono B", "Swap A-B"};
359
360 static const struct soc_enum ip_swap_enum =
361 SOC_ENUM_SINGLE(CS42L73_MIOPC, 6,
362 ARRAY_SIZE(cs42l73_ip_swap_text), cs42l73_ip_swap_text);
363
364 static const char * const cs42l73_spo_mixer_text[] = {"Mono", "Stereo"};
365
366 static const struct soc_enum vsp_output_mux_enum =
367 SOC_ENUM_SINGLE(CS42L73_MIXERCTL, 5,
368 ARRAY_SIZE(cs42l73_spo_mixer_text), cs42l73_spo_mixer_text);
369
370 static const struct soc_enum xsp_output_mux_enum =
371 SOC_ENUM_SINGLE(CS42L73_MIXERCTL, 4,
372 ARRAY_SIZE(cs42l73_spo_mixer_text), cs42l73_spo_mixer_text);
373
374 static const struct snd_kcontrol_new vsp_output_mux =
375 SOC_DAPM_ENUM("Route", vsp_output_mux_enum);
376
377 static const struct snd_kcontrol_new xsp_output_mux =
378 SOC_DAPM_ENUM("Route", xsp_output_mux_enum);
379
380 static const struct snd_kcontrol_new hp_amp_ctl =
381 SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 0, 1, 1);
382
383 static const struct snd_kcontrol_new lo_amp_ctl =
384 SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 1, 1, 1);
385
386 static const struct snd_kcontrol_new spk_amp_ctl =
387 SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 2, 1, 1);
388
389 static const struct snd_kcontrol_new spklo_amp_ctl =
390 SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 4, 1, 1);
391
392 static const struct snd_kcontrol_new ear_amp_ctl =
393 SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 3, 1, 1);
394
395 static const struct snd_kcontrol_new cs42l73_snd_controls[] = {
396 SOC_DOUBLE_R_SX_TLV("Headphone Analog Playback Volume",
397 CS42L73_HPAAVOL, CS42L73_HPBAVOL, 0,
398 0x41, 0x4B, hpaloa_tlv),
399
400 SOC_DOUBLE_R_SX_TLV("LineOut Analog Playback Volume", CS42L73_LOAAVOL,
401 CS42L73_LOBAVOL, 0, 0x41, 0x4B, hpaloa_tlv),
402
403 SOC_DOUBLE_R_SX_TLV("Input PGA Analog Volume", CS42L73_MICAPREPGAAVOL,
404 CS42L73_MICBPREPGABVOL, 5, 0x34,
405 0x24, micpga_tlv),
406
407 SOC_DOUBLE_R("MIC Preamp Switch", CS42L73_MICAPREPGAAVOL,
408 CS42L73_MICBPREPGABVOL, 6, 1, 1),
409
410 SOC_DOUBLE_R_SX_TLV("Input Path Digital Volume", CS42L73_IPADVOL,
411 CS42L73_IPBDVOL, 0, 0xA0, 0x6C, ipd_tlv),
412
413 SOC_DOUBLE_R_SX_TLV("HL Digital Playback Volume",
414 CS42L73_HLADVOL, CS42L73_HLBDVOL,
415 0, 0x34, 0xE4, hl_tlv),
416
417 SOC_SINGLE_TLV("ADC A Boost Volume",
418 CS42L73_ADCIPC, 2, 0x01, 1, adc_boost_tlv),
419
420 SOC_SINGLE_TLV("ADC B Boost Volume",
421 CS42L73_ADCIPC, 6, 0x01, 1, adc_boost_tlv),
422
423 SOC_SINGLE_SX_TLV("Speakerphone Digital Volume",
424 CS42L73_SPKDVOL, 0, 0x34, 0xE4, hl_tlv),
425
426 SOC_SINGLE_SX_TLV("Ear Speaker Digital Volume",
427 CS42L73_ESLDVOL, 0, 0x34, 0xE4, hl_tlv),
428
429 SOC_DOUBLE_R("Headphone Analog Playback Switch", CS42L73_HPAAVOL,
430 CS42L73_HPBAVOL, 7, 1, 1),
431
432 SOC_DOUBLE_R("LineOut Analog Playback Switch", CS42L73_LOAAVOL,
433 CS42L73_LOBAVOL, 7, 1, 1),
434 SOC_DOUBLE("Input Path Digital Switch", CS42L73_ADCIPC, 0, 4, 1, 1),
435 SOC_DOUBLE("HL Digital Playback Switch", CS42L73_PBDC, 0,
436 1, 1, 1),
437 SOC_SINGLE("Speakerphone Digital Playback Switch", CS42L73_PBDC, 2, 1,
438 1),
439 SOC_SINGLE("Ear Speaker Digital Playback Switch", CS42L73_PBDC, 3, 1,
440 1),
441
442 SOC_SINGLE("PGA Soft-Ramp Switch", CS42L73_MIOPC, 3, 1, 0),
443 SOC_SINGLE("Analog Zero Cross Switch", CS42L73_MIOPC, 2, 1, 0),
444 SOC_SINGLE("Digital Soft-Ramp Switch", CS42L73_MIOPC, 1, 1, 0),
445 SOC_SINGLE("Analog Output Soft-Ramp Switch", CS42L73_MIOPC, 0, 1, 0),
446
447 SOC_DOUBLE("ADC Signal Polarity Switch", CS42L73_ADCIPC, 1, 5, 1,
448 0),
449
450 SOC_SINGLE("HL Limiter Attack Rate", CS42L73_LIMARATEHL, 0, 0x3F,
451 0),
452 SOC_SINGLE("HL Limiter Release Rate", CS42L73_LIMRRATEHL, 0,
453 0x3F, 0),
454
455
456 SOC_SINGLE("HL Limiter Switch", CS42L73_LIMRRATEHL, 7, 1, 0),
457 SOC_SINGLE("HL Limiter All Channels Switch", CS42L73_LIMRRATEHL, 6, 1,
458 0),
459
460 SOC_SINGLE_TLV("HL Limiter Max Threshold Volume", CS42L73_LMAXHL, 5, 7,
461 1, limiter_tlv),
462
463 SOC_SINGLE_TLV("HL Limiter Cushion Volume", CS42L73_LMAXHL, 2, 7, 1,
464 limiter_tlv),
465
466 SOC_SINGLE("SPK Limiter Attack Rate Volume", CS42L73_LIMARATESPK, 0,
467 0x3F, 0),
468 SOC_SINGLE("SPK Limiter Release Rate Volume", CS42L73_LIMRRATESPK, 0,
469 0x3F, 0),
470 SOC_SINGLE("SPK Limiter Switch", CS42L73_LIMRRATESPK, 7, 1, 0),
471 SOC_SINGLE("SPK Limiter All Channels Switch", CS42L73_LIMRRATESPK,
472 6, 1, 0),
473 SOC_SINGLE_TLV("SPK Limiter Max Threshold Volume", CS42L73_LMAXSPK, 5,
474 7, 1, limiter_tlv),
475
476 SOC_SINGLE_TLV("SPK Limiter Cushion Volume", CS42L73_LMAXSPK, 2, 7, 1,
477 limiter_tlv),
478
479 SOC_SINGLE("ESL Limiter Attack Rate Volume", CS42L73_LIMARATEESL, 0,
480 0x3F, 0),
481 SOC_SINGLE("ESL Limiter Release Rate Volume", CS42L73_LIMRRATEESL, 0,
482 0x3F, 0),
483 SOC_SINGLE("ESL Limiter Switch", CS42L73_LIMRRATEESL, 7, 1, 0),
484 SOC_SINGLE_TLV("ESL Limiter Max Threshold Volume", CS42L73_LMAXESL, 5,
485 7, 1, limiter_tlv),
486
487 SOC_SINGLE_TLV("ESL Limiter Cushion Volume", CS42L73_LMAXESL, 2, 7, 1,
488 limiter_tlv),
489
490 SOC_SINGLE("ALC Attack Rate Volume", CS42L73_ALCARATE, 0, 0x3F, 0),
491 SOC_SINGLE("ALC Release Rate Volume", CS42L73_ALCRRATE, 0, 0x3F, 0),
492 SOC_DOUBLE("ALC Switch", CS42L73_ALCARATE, 6, 7, 1, 0),
493 SOC_SINGLE_TLV("ALC Max Threshold Volume", CS42L73_ALCMINMAX, 5, 7, 0,
494 limiter_tlv),
495 SOC_SINGLE_TLV("ALC Min Threshold Volume", CS42L73_ALCMINMAX, 2, 7, 0,
496 limiter_tlv),
497
498 SOC_DOUBLE("NG Enable Switch", CS42L73_NGCAB, 6, 7, 1, 0),
499 SOC_SINGLE("NG Boost Switch", CS42L73_NGCAB, 5, 1, 0),
500 /*
501 NG Threshold depends on NG_BOOTSAB, which selects
502 between two threshold scales in decibels.
503 Set linear values for now ..
504 */
505 SOC_SINGLE("NG Threshold", CS42L73_NGCAB, 2, 7, 0),
506 SOC_ENUM("NG Delay", ng_delay_enum),
507
508 SOC_DOUBLE_R_TLV("XSP-IP Volume",
509 CS42L73_XSPAIPAA, CS42L73_XSPBIPBA, 0, 0x3F, 1,
510 attn_tlv),
511 SOC_DOUBLE_R_TLV("XSP-XSP Volume",
512 CS42L73_XSPAXSPAA, CS42L73_XSPBXSPBA, 0, 0x3F, 1,
513 attn_tlv),
514 SOC_DOUBLE_R_TLV("XSP-ASP Volume",
515 CS42L73_XSPAASPAA, CS42L73_XSPAASPBA, 0, 0x3F, 1,
516 attn_tlv),
517 SOC_DOUBLE_R_TLV("XSP-VSP Volume",
518 CS42L73_XSPAVSPMA, CS42L73_XSPBVSPMA, 0, 0x3F, 1,
519 attn_tlv),
520
521 SOC_DOUBLE_R_TLV("ASP-IP Volume",
522 CS42L73_ASPAIPAA, CS42L73_ASPBIPBA, 0, 0x3F, 1,
523 attn_tlv),
524 SOC_DOUBLE_R_TLV("ASP-XSP Volume",
525 CS42L73_ASPAXSPAA, CS42L73_ASPBXSPBA, 0, 0x3F, 1,
526 attn_tlv),
527 SOC_DOUBLE_R_TLV("ASP-ASP Volume",
528 CS42L73_ASPAASPAA, CS42L73_ASPBASPBA, 0, 0x3F, 1,
529 attn_tlv),
530 SOC_DOUBLE_R_TLV("ASP-VSP Volume",
531 CS42L73_ASPAVSPMA, CS42L73_ASPBVSPMA, 0, 0x3F, 1,
532 attn_tlv),
533
534 SOC_DOUBLE_R_TLV("VSP-IP Volume",
535 CS42L73_VSPAIPAA, CS42L73_VSPBIPBA, 0, 0x3F, 1,
536 attn_tlv),
537 SOC_DOUBLE_R_TLV("VSP-XSP Volume",
538 CS42L73_VSPAXSPAA, CS42L73_VSPBXSPBA, 0, 0x3F, 1,
539 attn_tlv),
540 SOC_DOUBLE_R_TLV("VSP-ASP Volume",
541 CS42L73_VSPAASPAA, CS42L73_VSPBASPBA, 0, 0x3F, 1,
542 attn_tlv),
543 SOC_DOUBLE_R_TLV("VSP-VSP Volume",
544 CS42L73_VSPAVSPMA, CS42L73_VSPBVSPMA, 0, 0x3F, 1,
545 attn_tlv),
546
547 SOC_DOUBLE_R_TLV("HL-IP Volume",
548 CS42L73_HLAIPAA, CS42L73_HLBIPBA, 0, 0x3F, 1,
549 attn_tlv),
550 SOC_DOUBLE_R_TLV("HL-XSP Volume",
551 CS42L73_HLAXSPAA, CS42L73_HLBXSPBA, 0, 0x3F, 1,
552 attn_tlv),
553 SOC_DOUBLE_R_TLV("HL-ASP Volume",
554 CS42L73_HLAASPAA, CS42L73_HLBASPBA, 0, 0x3F, 1,
555 attn_tlv),
556 SOC_DOUBLE_R_TLV("HL-VSP Volume",
557 CS42L73_HLAVSPMA, CS42L73_HLBVSPMA, 0, 0x3F, 1,
558 attn_tlv),
559
560 SOC_SINGLE_TLV("SPK-IP Mono Volume",
561 CS42L73_SPKMIPMA, 0, 0x3F, 1, attn_tlv),
562 SOC_SINGLE_TLV("SPK-XSP Mono Volume",
563 CS42L73_SPKMXSPA, 0, 0x3F, 1, attn_tlv),
564 SOC_SINGLE_TLV("SPK-ASP Mono Volume",
565 CS42L73_SPKMASPA, 0, 0x3F, 1, attn_tlv),
566 SOC_SINGLE_TLV("SPK-VSP Mono Volume",
567 CS42L73_SPKMVSPMA, 0, 0x3F, 1, attn_tlv),
568
569 SOC_SINGLE_TLV("ESL-IP Mono Volume",
570 CS42L73_ESLMIPMA, 0, 0x3F, 1, attn_tlv),
571 SOC_SINGLE_TLV("ESL-XSP Mono Volume",
572 CS42L73_ESLMXSPA, 0, 0x3F, 1, attn_tlv),
573 SOC_SINGLE_TLV("ESL-ASP Mono Volume",
574 CS42L73_ESLMASPA, 0, 0x3F, 1, attn_tlv),
575 SOC_SINGLE_TLV("ESL-VSP Mono Volume",
576 CS42L73_ESLMVSPMA, 0, 0x3F, 1, attn_tlv),
577
578 SOC_ENUM("IP Digital Swap/Mono Select", ip_swap_enum),
579
580 SOC_ENUM("VSPOUT Mono/Stereo Select", vsp_output_mux_enum),
581 SOC_ENUM("XSPOUT Mono/Stereo Select", xsp_output_mux_enum),
582 };
583
584 static int cs42l73_spklo_spk_amp_event(struct snd_soc_dapm_widget *w,
585 struct snd_kcontrol *kcontrol, int event)
586 {
587 struct snd_soc_codec *codec = w->codec;
588 struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
589 switch (event) {
590 case SND_SOC_DAPM_POST_PMD:
591 /* 150 ms delay between setting PDN and MCLKDIS */
592 priv->shutdwn_delay = 150;
593 break;
594 default:
595 pr_err("Invalid event = 0x%x\n", event);
596 }
597 return 0;
598 }
599
600 static int cs42l73_ear_amp_event(struct snd_soc_dapm_widget *w,
601 struct snd_kcontrol *kcontrol, int event)
602 {
603 struct snd_soc_codec *codec = w->codec;
604 struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
605 switch (event) {
606 case SND_SOC_DAPM_POST_PMD:
607 /* 50 ms delay between setting PDN and MCLKDIS */
608 if (priv->shutdwn_delay < 50)
609 priv->shutdwn_delay = 50;
610 break;
611 default:
612 pr_err("Invalid event = 0x%x\n", event);
613 }
614 return 0;
615 }
616
617
618 static int cs42l73_hp_amp_event(struct snd_soc_dapm_widget *w,
619 struct snd_kcontrol *kcontrol, int event)
620 {
621 struct snd_soc_codec *codec = w->codec;
622 struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
623 switch (event) {
624 case SND_SOC_DAPM_POST_PMD:
625 /* 30 ms delay between setting PDN and MCLKDIS */
626 if (priv->shutdwn_delay < 30)
627 priv->shutdwn_delay = 30;
628 break;
629 default:
630 pr_err("Invalid event = 0x%x\n", event);
631 }
632 return 0;
633 }
634
635 static const struct snd_soc_dapm_widget cs42l73_dapm_widgets[] = {
636 SND_SOC_DAPM_INPUT("DMICA"),
637 SND_SOC_DAPM_INPUT("DMICB"),
638 SND_SOC_DAPM_INPUT("LINEINA"),
639 SND_SOC_DAPM_INPUT("LINEINB"),
640 SND_SOC_DAPM_INPUT("MIC1"),
641 SND_SOC_DAPM_SUPPLY("MIC1 Bias", CS42L73_PWRCTL2, 6, 1, NULL, 0),
642 SND_SOC_DAPM_INPUT("MIC2"),
643 SND_SOC_DAPM_SUPPLY("MIC2 Bias", CS42L73_PWRCTL2, 7, 1, NULL, 0),
644
645 SND_SOC_DAPM_AIF_OUT("XSPOUTL", NULL, 0,
646 CS42L73_PWRCTL2, 1, 1),
647 SND_SOC_DAPM_AIF_OUT("XSPOUTR", NULL, 0,
648 CS42L73_PWRCTL2, 1, 1),
649 SND_SOC_DAPM_AIF_OUT("ASPOUTL", NULL, 0,
650 CS42L73_PWRCTL2, 3, 1),
651 SND_SOC_DAPM_AIF_OUT("ASPOUTR", NULL, 0,
652 CS42L73_PWRCTL2, 3, 1),
653 SND_SOC_DAPM_AIF_OUT("VSPINOUT", NULL, 0,
654 CS42L73_PWRCTL2, 4, 1),
655
656 SND_SOC_DAPM_PGA("PGA Left", SND_SOC_NOPM, 0, 0, NULL, 0),
657 SND_SOC_DAPM_PGA("PGA Right", SND_SOC_NOPM, 0, 0, NULL, 0),
658
659 SND_SOC_DAPM_MUX("PGA Left Mux", SND_SOC_NOPM, 0, 0, &pgaa_mux),
660 SND_SOC_DAPM_MUX("PGA Right Mux", SND_SOC_NOPM, 0, 0, &pgab_mux),
661
662 SND_SOC_DAPM_ADC("ADC Left", NULL, CS42L73_PWRCTL1, 7, 1),
663 SND_SOC_DAPM_ADC("ADC Right", NULL, CS42L73_PWRCTL1, 5, 1),
664 SND_SOC_DAPM_ADC("DMIC Left", NULL, CS42L73_PWRCTL1, 6, 1),
665 SND_SOC_DAPM_ADC("DMIC Right", NULL, CS42L73_PWRCTL1, 4, 1),
666
667 SND_SOC_DAPM_MIXER_NAMED_CTL("Input Left Capture", SND_SOC_NOPM,
668 0, 0, input_left_mixer,
669 ARRAY_SIZE(input_left_mixer)),
670
671 SND_SOC_DAPM_MIXER_NAMED_CTL("Input Right Capture", SND_SOC_NOPM,
672 0, 0, input_right_mixer,
673 ARRAY_SIZE(input_right_mixer)),
674
675 SND_SOC_DAPM_MIXER("ASPL Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
676 SND_SOC_DAPM_MIXER("ASPR Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
677 SND_SOC_DAPM_MIXER("XSPL Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
678 SND_SOC_DAPM_MIXER("XSPR Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
679 SND_SOC_DAPM_MIXER("VSP Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
680
681 SND_SOC_DAPM_AIF_IN("XSPINL", NULL, 0,
682 CS42L73_PWRCTL2, 0, 1),
683 SND_SOC_DAPM_AIF_IN("XSPINR", NULL, 0,
684 CS42L73_PWRCTL2, 0, 1),
685 SND_SOC_DAPM_AIF_IN("XSPINM", NULL, 0,
686 CS42L73_PWRCTL2, 0, 1),
687
688 SND_SOC_DAPM_AIF_IN("ASPINL", NULL, 0,
689 CS42L73_PWRCTL2, 2, 1),
690 SND_SOC_DAPM_AIF_IN("ASPINR", NULL, 0,
691 CS42L73_PWRCTL2, 2, 1),
692 SND_SOC_DAPM_AIF_IN("ASPINM", NULL, 0,
693 CS42L73_PWRCTL2, 2, 1),
694
695 SND_SOC_DAPM_AIF_IN("VSPINOUT", NULL, 0,
696 CS42L73_PWRCTL2, 4, 1),
697
698 SND_SOC_DAPM_MIXER("HL Left Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
699 SND_SOC_DAPM_MIXER("HL Right Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
700 SND_SOC_DAPM_MIXER("SPK Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
701 SND_SOC_DAPM_MIXER("ESL Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
702
703 SND_SOC_DAPM_MUX("ESL-XSP Mux", SND_SOC_NOPM,
704 0, 0, &esl_xsp_mixer),
705
706 SND_SOC_DAPM_MUX("ESL-ASP Mux", SND_SOC_NOPM,
707 0, 0, &esl_asp_mixer),
708
709 SND_SOC_DAPM_MUX("SPK-ASP Mux", SND_SOC_NOPM,
710 0, 0, &spk_asp_mixer),
711
712 SND_SOC_DAPM_MUX("SPK-XSP Mux", SND_SOC_NOPM,
713 0, 0, &spk_xsp_mixer),
714
715 SND_SOC_DAPM_PGA("HL Left DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
716 SND_SOC_DAPM_PGA("HL Right DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
717 SND_SOC_DAPM_PGA("SPK DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
718 SND_SOC_DAPM_PGA("ESL DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
719
720 SND_SOC_DAPM_SWITCH_E("HP Amp", CS42L73_PWRCTL3, 0, 1,
721 &hp_amp_ctl, cs42l73_hp_amp_event,
722 SND_SOC_DAPM_POST_PMD),
723 SND_SOC_DAPM_SWITCH("LO Amp", CS42L73_PWRCTL3, 1, 1,
724 &lo_amp_ctl),
725 SND_SOC_DAPM_SWITCH_E("SPK Amp", CS42L73_PWRCTL3, 2, 1,
726 &spk_amp_ctl, cs42l73_spklo_spk_amp_event,
727 SND_SOC_DAPM_POST_PMD),
728 SND_SOC_DAPM_SWITCH_E("EAR Amp", CS42L73_PWRCTL3, 3, 1,
729 &ear_amp_ctl, cs42l73_ear_amp_event,
730 SND_SOC_DAPM_POST_PMD),
731 SND_SOC_DAPM_SWITCH_E("SPKLO Amp", CS42L73_PWRCTL3, 4, 1,
732 &spklo_amp_ctl, cs42l73_spklo_spk_amp_event,
733 SND_SOC_DAPM_POST_PMD),
734
735 SND_SOC_DAPM_OUTPUT("HPOUTA"),
736 SND_SOC_DAPM_OUTPUT("HPOUTB"),
737 SND_SOC_DAPM_OUTPUT("LINEOUTA"),
738 SND_SOC_DAPM_OUTPUT("LINEOUTB"),
739 SND_SOC_DAPM_OUTPUT("EAROUT"),
740 SND_SOC_DAPM_OUTPUT("SPKOUT"),
741 SND_SOC_DAPM_OUTPUT("SPKLINEOUT"),
742 };
743
744 static const struct snd_soc_dapm_route cs42l73_audio_map[] = {
745
746 /* SPKLO EARSPK Paths */
747 {"EAROUT", NULL, "EAR Amp"},
748 {"SPKLINEOUT", NULL, "SPKLO Amp"},
749
750 {"EAR Amp", "Switch", "ESL DAC"},
751 {"SPKLO Amp", "Switch", "ESL DAC"},
752
753 {"ESL DAC", "ESL-ASP Mono Volume", "ESL Mixer"},
754 {"ESL DAC", "ESL-XSP Mono Volume", "ESL Mixer"},
755 {"ESL DAC", "ESL-VSP Mono Volume", "VSPINOUT"},
756 /* Loopback */
757 {"ESL DAC", "ESL-IP Mono Volume", "Input Left Capture"},
758 {"ESL DAC", "ESL-IP Mono Volume", "Input Right Capture"},
759
760 {"ESL Mixer", NULL, "ESL-ASP Mux"},
761 {"ESL Mixer", NULL, "ESL-XSP Mux"},
762
763 {"ESL-ASP Mux", "Left", "ASPINL"},
764 {"ESL-ASP Mux", "Right", "ASPINR"},
765 {"ESL-ASP Mux", "Mono Mix", "ASPINM"},
766
767 {"ESL-XSP Mux", "Left", "XSPINL"},
768 {"ESL-XSP Mux", "Right", "XSPINR"},
769 {"ESL-XSP Mux", "Mono Mix", "XSPINM"},
770
771 /* Speakerphone Paths */
772 {"SPKOUT", NULL, "SPK Amp"},
773 {"SPK Amp", "Switch", "SPK DAC"},
774
775 {"SPK DAC", "SPK-ASP Mono Volume", "SPK Mixer"},
776 {"SPK DAC", "SPK-XSP Mono Volume", "SPK Mixer"},
777 {"SPK DAC", "SPK-VSP Mono Volume", "VSPINOUT"},
778 /* Loopback */
779 {"SPK DAC", "SPK-IP Mono Volume", "Input Left Capture"},
780 {"SPK DAC", "SPK-IP Mono Volume", "Input Right Capture"},
781
782 {"SPK Mixer", NULL, "SPK-ASP Mux"},
783 {"SPK Mixer", NULL, "SPK-XSP Mux"},
784
785 {"SPK-ASP Mux", "Left", "ASPINL"},
786 {"SPK-ASP Mux", "Mono Mix", "ASPINM"},
787 {"SPK-ASP Mux", "Right", "ASPINR"},
788
789 {"SPK-XSP Mux", "Left", "XSPINL"},
790 {"SPK-XSP Mux", "Mono Mix", "XSPINM"},
791 {"SPK-XSP Mux", "Right", "XSPINR"},
792
793 /* HP LineOUT Paths */
794 {"HPOUTA", NULL, "HP Amp"},
795 {"HPOUTB", NULL, "HP Amp"},
796 {"LINEOUTA", NULL, "LO Amp"},
797 {"LINEOUTB", NULL, "LO Amp"},
798
799 {"HP Amp", "Switch", "HL Left DAC"},
800 {"HP Amp", "Switch", "HL Right DAC"},
801 {"LO Amp", "Switch", "HL Left DAC"},
802 {"LO Amp", "Switch", "HL Right DAC"},
803
804 {"HL Left DAC", "HL-XSP Volume", "HL Left Mixer"},
805 {"HL Right DAC", "HL-XSP Volume", "HL Right Mixer"},
806 {"HL Left DAC", "HL-ASP Volume", "HL Left Mixer"},
807 {"HL Right DAC", "HL-ASP Volume", "HL Right Mixer"},
808 {"HL Left DAC", "HL-VSP Volume", "HL Left Mixer"},
809 {"HL Right DAC", "HL-VSP Volume", "HL Right Mixer"},
810 /* Loopback */
811 {"HL Left DAC", "HL-IP Volume", "HL Left Mixer"},
812 {"HL Right DAC", "HL-IP Volume", "HL Right Mixer"},
813 {"HL Left Mixer", NULL, "Input Left Capture"},
814 {"HL Right Mixer", NULL, "Input Right Capture"},
815
816 {"HL Left Mixer", NULL, "ASPINL"},
817 {"HL Right Mixer", NULL, "ASPINR"},
818 {"HL Left Mixer", NULL, "XSPINL"},
819 {"HL Right Mixer", NULL, "XSPINR"},
820 {"HL Left Mixer", NULL, "VSPINOUT"},
821 {"HL Right Mixer", NULL, "VSPINOUT"},
822
823 {"ASPINL", NULL, "ASP Playback"},
824 {"ASPINM", NULL, "ASP Playback"},
825 {"ASPINR", NULL, "ASP Playback"},
826 {"XSPINL", NULL, "XSP Playback"},
827 {"XSPINM", NULL, "XSP Playback"},
828 {"XSPINR", NULL, "XSP Playback"},
829 {"VSPINOUT", NULL, "VSP Playback"},
830
831 /* Capture Paths */
832 {"MIC1", NULL, "MIC1 Bias"},
833 {"PGA Left Mux", "Mic 1", "MIC1"},
834 {"MIC2", NULL, "MIC2 Bias"},
835 {"PGA Right Mux", "Mic 2", "MIC2"},
836
837 {"PGA Left Mux", "Line A", "LINEINA"},
838 {"PGA Right Mux", "Line B", "LINEINB"},
839
840 {"PGA Left", NULL, "PGA Left Mux"},
841 {"PGA Right", NULL, "PGA Right Mux"},
842
843 {"ADC Left", NULL, "PGA Left"},
844 {"ADC Right", NULL, "PGA Right"},
845 {"DMIC Left", NULL, "DMICA"},
846 {"DMIC Right", NULL, "DMICB"},
847
848 {"Input Left Capture", "ADC Left Input", "ADC Left"},
849 {"Input Right Capture", "ADC Right Input", "ADC Right"},
850 {"Input Left Capture", "DMIC Left Input", "DMIC Left"},
851 {"Input Right Capture", "DMIC Right Input", "DMIC Right"},
852
853 /* Audio Capture */
854 {"ASPL Output Mixer", NULL, "Input Left Capture"},
855 {"ASPR Output Mixer", NULL, "Input Right Capture"},
856
857 {"ASPOUTL", "ASP-IP Volume", "ASPL Output Mixer"},
858 {"ASPOUTR", "ASP-IP Volume", "ASPR Output Mixer"},
859
860 /* Auxillary Capture */
861 {"XSPL Output Mixer", NULL, "Input Left Capture"},
862 {"XSPR Output Mixer", NULL, "Input Right Capture"},
863
864 {"XSPOUTL", "XSP-IP Volume", "XSPL Output Mixer"},
865 {"XSPOUTR", "XSP-IP Volume", "XSPR Output Mixer"},
866
867 {"XSPOUTL", NULL, "XSPL Output Mixer"},
868 {"XSPOUTR", NULL, "XSPR Output Mixer"},
869
870 /* Voice Capture */
871 {"VSP Output Mixer", NULL, "Input Left Capture"},
872 {"VSP Output Mixer", NULL, "Input Right Capture"},
873
874 {"VSPINOUT", "VSP-IP Volume", "VSP Output Mixer"},
875
876 {"VSPINOUT", NULL, "VSP Output Mixer"},
877
878 {"ASP Capture", NULL, "ASPOUTL"},
879 {"ASP Capture", NULL, "ASPOUTR"},
880 {"XSP Capture", NULL, "XSPOUTL"},
881 {"XSP Capture", NULL, "XSPOUTR"},
882 {"VSP Capture", NULL, "VSPINOUT"},
883 };
884
885 struct cs42l73_mclk_div {
886 u32 mclk;
887 u32 srate;
888 u8 mmcc;
889 };
890
891 static struct cs42l73_mclk_div cs42l73_mclk_coeffs[] = {
892 /* MCLK, Sample Rate, xMMCC[5:0] */
893 {5644800, 11025, 0x30},
894 {5644800, 22050, 0x20},
895 {5644800, 44100, 0x10},
896
897 {6000000, 8000, 0x39},
898 {6000000, 11025, 0x33},
899 {6000000, 12000, 0x31},
900 {6000000, 16000, 0x29},
901 {6000000, 22050, 0x23},
902 {6000000, 24000, 0x21},
903 {6000000, 32000, 0x19},
904 {6000000, 44100, 0x13},
905 {6000000, 48000, 0x11},
906
907 {6144000, 8000, 0x38},
908 {6144000, 12000, 0x30},
909 {6144000, 16000, 0x28},
910 {6144000, 24000, 0x20},
911 {6144000, 32000, 0x18},
912 {6144000, 48000, 0x10},
913
914 {6500000, 8000, 0x3C},
915 {6500000, 11025, 0x35},
916 {6500000, 12000, 0x34},
917 {6500000, 16000, 0x2C},
918 {6500000, 22050, 0x25},
919 {6500000, 24000, 0x24},
920 {6500000, 32000, 0x1C},
921 {6500000, 44100, 0x15},
922 {6500000, 48000, 0x14},
923
924 {6400000, 8000, 0x3E},
925 {6400000, 11025, 0x37},
926 {6400000, 12000, 0x36},
927 {6400000, 16000, 0x2E},
928 {6400000, 22050, 0x27},
929 {6400000, 24000, 0x26},
930 {6400000, 32000, 0x1E},
931 {6400000, 44100, 0x17},
932 {6400000, 48000, 0x16},
933 };
934
935 struct cs42l73_mclkx_div {
936 u32 mclkx;
937 u8 ratio;
938 u8 mclkdiv;
939 };
940
941 static struct cs42l73_mclkx_div cs42l73_mclkx_coeffs[] = {
942 {5644800, 1, 0}, /* 5644800 */
943 {6000000, 1, 0}, /* 6000000 */
944 {6144000, 1, 0}, /* 6144000 */
945 {11289600, 2, 2}, /* 5644800 */
946 {12288000, 2, 2}, /* 6144000 */
947 {12000000, 2, 2}, /* 6000000 */
948 {13000000, 2, 2}, /* 6500000 */
949 {19200000, 3, 3}, /* 6400000 */
950 {24000000, 4, 4}, /* 6000000 */
951 {26000000, 4, 4}, /* 6500000 */
952 {38400000, 6, 5} /* 6400000 */
953 };
954
955 static int cs42l73_get_mclkx_coeff(int mclkx)
956 {
957 int i;
958
959 for (i = 0; i < ARRAY_SIZE(cs42l73_mclkx_coeffs); i++) {
960 if (cs42l73_mclkx_coeffs[i].mclkx == mclkx)
961 return i;
962 }
963 return -EINVAL;
964 }
965
966 static int cs42l73_get_mclk_coeff(int mclk, int srate)
967 {
968 int i;
969
970 for (i = 0; i < ARRAY_SIZE(cs42l73_mclk_coeffs); i++) {
971 if (cs42l73_mclk_coeffs[i].mclk == mclk &&
972 cs42l73_mclk_coeffs[i].srate == srate)
973 return i;
974 }
975 return -EINVAL;
976
977 }
978
979 static int cs42l73_set_mclk(struct snd_soc_dai *dai, unsigned int freq)
980 {
981 struct snd_soc_codec *codec = dai->codec;
982 struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
983
984 int mclkx_coeff;
985 u32 mclk = 0;
986 u8 dmmcc = 0;
987
988 /* MCLKX -> MCLK */
989 mclkx_coeff = cs42l73_get_mclkx_coeff(freq);
990 if (mclkx_coeff < 0)
991 return mclkx_coeff;
992
993 mclk = cs42l73_mclkx_coeffs[mclkx_coeff].mclkx /
994 cs42l73_mclkx_coeffs[mclkx_coeff].ratio;
995
996 dev_dbg(codec->dev, "MCLK%u %u <-> internal MCLK %u\n",
997 priv->mclksel + 1, cs42l73_mclkx_coeffs[mclkx_coeff].mclkx,
998 mclk);
999
1000 dmmcc = (priv->mclksel << 4) |
1001 (cs42l73_mclkx_coeffs[mclkx_coeff].mclkdiv << 1);
1002
1003 snd_soc_write(codec, CS42L73_DMMCC, dmmcc);
1004
1005 priv->sysclk = mclkx_coeff;
1006 priv->mclk = mclk;
1007
1008 return 0;
1009 }
1010
1011 static int cs42l73_set_sysclk(struct snd_soc_dai *dai,
1012 int clk_id, unsigned int freq, int dir)
1013 {
1014 struct snd_soc_codec *codec = dai->codec;
1015 struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
1016
1017 switch (clk_id) {
1018 case CS42L73_CLKID_MCLK1:
1019 break;
1020 case CS42L73_CLKID_MCLK2:
1021 break;
1022 default:
1023 return -EINVAL;
1024 }
1025
1026 if ((cs42l73_set_mclk(dai, freq)) < 0) {
1027 dev_err(codec->dev, "Unable to set MCLK for dai %s\n",
1028 dai->name);
1029 return -EINVAL;
1030 }
1031
1032 priv->mclksel = clk_id;
1033
1034 return 0;
1035 }
1036
1037 static int cs42l73_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
1038 {
1039 struct snd_soc_codec *codec = codec_dai->codec;
1040 struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
1041 u8 id = codec_dai->id;
1042 unsigned int inv, format;
1043 u8 spc, mmcc;
1044
1045 spc = snd_soc_read(codec, CS42L73_SPC(id));
1046 mmcc = snd_soc_read(codec, CS42L73_MMCC(id));
1047
1048 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1049 case SND_SOC_DAIFMT_CBM_CFM:
1050 mmcc |= CS42L73_MS_MASTER;
1051 break;
1052
1053 case SND_SOC_DAIFMT_CBS_CFS:
1054 mmcc &= ~CS42L73_MS_MASTER;
1055 break;
1056
1057 default:
1058 return -EINVAL;
1059 }
1060
1061 format = (fmt & SND_SOC_DAIFMT_FORMAT_MASK);
1062 inv = (fmt & SND_SOC_DAIFMT_INV_MASK);
1063
1064 switch (format) {
1065 case SND_SOC_DAIFMT_I2S:
1066 spc &= ~CS42L73_SPDIF_PCM;
1067 break;
1068 case SND_SOC_DAIFMT_DSP_A:
1069 case SND_SOC_DAIFMT_DSP_B:
1070 if (mmcc & CS42L73_MS_MASTER) {
1071 dev_err(codec->dev,
1072 "PCM format in slave mode only\n");
1073 return -EINVAL;
1074 }
1075 if (id == CS42L73_ASP) {
1076 dev_err(codec->dev,
1077 "PCM format is not supported on ASP port\n");
1078 return -EINVAL;
1079 }
1080 spc |= CS42L73_SPDIF_PCM;
1081 break;
1082 default:
1083 return -EINVAL;
1084 }
1085
1086 if (spc & CS42L73_SPDIF_PCM) {
1087 /* Clear PCM mode, clear PCM_BIT_ORDER bit for MSB->LSB */
1088 spc &= ~(CS42L73_PCM_MODE_MASK | CS42L73_PCM_BIT_ORDER);
1089 switch (format) {
1090 case SND_SOC_DAIFMT_DSP_B:
1091 if (inv == SND_SOC_DAIFMT_IB_IF)
1092 spc |= CS42L73_PCM_MODE0;
1093 if (inv == SND_SOC_DAIFMT_IB_NF)
1094 spc |= CS42L73_PCM_MODE1;
1095 break;
1096 case SND_SOC_DAIFMT_DSP_A:
1097 if (inv == SND_SOC_DAIFMT_IB_IF)
1098 spc |= CS42L73_PCM_MODE1;
1099 break;
1100 default:
1101 return -EINVAL;
1102 }
1103 }
1104
1105 priv->config[id].spc = spc;
1106 priv->config[id].mmcc = mmcc;
1107
1108 return 0;
1109 }
1110
1111 static u32 cs42l73_asrc_rates[] = {
1112 8000, 11025, 12000, 16000, 22050,
1113 24000, 32000, 44100, 48000
1114 };
1115
1116 static unsigned int cs42l73_get_xspfs_coeff(u32 rate)
1117 {
1118 int i;
1119 for (i = 0; i < ARRAY_SIZE(cs42l73_asrc_rates); i++) {
1120 if (cs42l73_asrc_rates[i] == rate)
1121 return i + 1;
1122 }
1123 return 0; /* 0 = Don't know */
1124 }
1125
1126 static void cs42l73_update_asrc(struct snd_soc_codec *codec, int id, int srate)
1127 {
1128 u8 spfs = 0;
1129
1130 if (srate > 0)
1131 spfs = cs42l73_get_xspfs_coeff(srate);
1132
1133 switch (id) {
1134 case CS42L73_XSP:
1135 snd_soc_update_bits(codec, CS42L73_VXSPFS, 0x0f, spfs);
1136 break;
1137 case CS42L73_ASP:
1138 snd_soc_update_bits(codec, CS42L73_ASPC, 0x3c, spfs << 2);
1139 break;
1140 case CS42L73_VSP:
1141 snd_soc_update_bits(codec, CS42L73_VXSPFS, 0xf0, spfs << 4);
1142 break;
1143 default:
1144 break;
1145 }
1146 }
1147
1148 static int cs42l73_pcm_hw_params(struct snd_pcm_substream *substream,
1149 struct snd_pcm_hw_params *params,
1150 struct snd_soc_dai *dai)
1151 {
1152 struct snd_soc_codec *codec = dai->codec;
1153 struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
1154 int id = dai->id;
1155 int mclk_coeff;
1156 int srate = params_rate(params);
1157
1158 if (priv->config[id].mmcc & CS42L73_MS_MASTER) {
1159 /* CS42L73 Master */
1160 /* MCLK -> srate */
1161 mclk_coeff =
1162 cs42l73_get_mclk_coeff(priv->mclk, srate);
1163
1164 if (mclk_coeff < 0)
1165 return -EINVAL;
1166
1167 dev_dbg(codec->dev,
1168 "DAI[%d]: MCLK %u, srate %u, MMCC[5:0] = %x\n",
1169 id, priv->mclk, srate,
1170 cs42l73_mclk_coeffs[mclk_coeff].mmcc);
1171
1172 priv->config[id].mmcc &= 0xC0;
1173 priv->config[id].mmcc |= cs42l73_mclk_coeffs[mclk_coeff].mmcc;
1174 priv->config[id].spc &= 0xFC;
1175 /* Use SCLK=64*Fs if internal MCLK >= 6.4MHz */
1176 if (priv->mclk >= 6400000)
1177 priv->config[id].spc |= CS42L73_MCK_SCLK_64FS;
1178 else
1179 priv->config[id].spc |= CS42L73_MCK_SCLK_MCLK;
1180 } else {
1181 /* CS42L73 Slave */
1182 priv->config[id].spc &= 0xFC;
1183 priv->config[id].spc |= CS42L73_MCK_SCLK_64FS;
1184 }
1185 /* Update ASRCs */
1186 priv->config[id].srate = srate;
1187
1188 snd_soc_write(codec, CS42L73_SPC(id), priv->config[id].spc);
1189 snd_soc_write(codec, CS42L73_MMCC(id), priv->config[id].mmcc);
1190
1191 cs42l73_update_asrc(codec, id, srate);
1192
1193 return 0;
1194 }
1195
1196 static int cs42l73_set_bias_level(struct snd_soc_codec *codec,
1197 enum snd_soc_bias_level level)
1198 {
1199 struct cs42l73_private *cs42l73 = snd_soc_codec_get_drvdata(codec);
1200
1201 switch (level) {
1202 case SND_SOC_BIAS_ON:
1203 snd_soc_update_bits(codec, CS42L73_DMMCC, CS42L73_MCLKDIS, 0);
1204 snd_soc_update_bits(codec, CS42L73_PWRCTL1, CS42L73_PDN, 0);
1205 break;
1206
1207 case SND_SOC_BIAS_PREPARE:
1208 break;
1209
1210 case SND_SOC_BIAS_STANDBY:
1211 if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
1212 regcache_cache_only(cs42l73->regmap, false);
1213 regcache_sync(cs42l73->regmap);
1214 }
1215 snd_soc_update_bits(codec, CS42L73_PWRCTL1, CS42L73_PDN, 1);
1216 break;
1217
1218 case SND_SOC_BIAS_OFF:
1219 snd_soc_update_bits(codec, CS42L73_PWRCTL1, CS42L73_PDN, 1);
1220 if (cs42l73->shutdwn_delay > 0) {
1221 mdelay(cs42l73->shutdwn_delay);
1222 cs42l73->shutdwn_delay = 0;
1223 } else {
1224 mdelay(15); /* Min amount of time requred to power
1225 * down.
1226 */
1227 }
1228 snd_soc_update_bits(codec, CS42L73_DMMCC, CS42L73_MCLKDIS, 1);
1229 break;
1230 }
1231 codec->dapm.bias_level = level;
1232 return 0;
1233 }
1234
1235 static int cs42l73_set_tristate(struct snd_soc_dai *dai, int tristate)
1236 {
1237 struct snd_soc_codec *codec = dai->codec;
1238 int id = dai->id;
1239
1240 return snd_soc_update_bits(codec, CS42L73_SPC(id),
1241 0x7F, tristate << 7);
1242 }
1243
1244 static struct snd_pcm_hw_constraint_list constraints_12_24 = {
1245 .count = ARRAY_SIZE(cs42l73_asrc_rates),
1246 .list = cs42l73_asrc_rates,
1247 };
1248
1249 static int cs42l73_pcm_startup(struct snd_pcm_substream *substream,
1250 struct snd_soc_dai *dai)
1251 {
1252 snd_pcm_hw_constraint_list(substream->runtime, 0,
1253 SNDRV_PCM_HW_PARAM_RATE,
1254 &constraints_12_24);
1255 return 0;
1256 }
1257
1258 /* SNDRV_PCM_RATE_KNOT -> 12000, 24000 Hz, limit with constraint list */
1259 #define CS42L73_RATES (SNDRV_PCM_RATE_8000_48000 | SNDRV_PCM_RATE_KNOT)
1260
1261
1262 #define CS42L73_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1263 SNDRV_PCM_FMTBIT_S24_LE)
1264
1265 static const struct snd_soc_dai_ops cs42l73_ops = {
1266 .startup = cs42l73_pcm_startup,
1267 .hw_params = cs42l73_pcm_hw_params,
1268 .set_fmt = cs42l73_set_dai_fmt,
1269 .set_sysclk = cs42l73_set_sysclk,
1270 .set_tristate = cs42l73_set_tristate,
1271 };
1272
1273 static struct snd_soc_dai_driver cs42l73_dai[] = {
1274 {
1275 .name = "cs42l73-xsp",
1276 .id = CS42L73_XSP,
1277 .playback = {
1278 .stream_name = "XSP Playback",
1279 .channels_min = 1,
1280 .channels_max = 2,
1281 .rates = CS42L73_RATES,
1282 .formats = CS42L73_FORMATS,
1283 },
1284 .capture = {
1285 .stream_name = "XSP Capture",
1286 .channels_min = 1,
1287 .channels_max = 2,
1288 .rates = CS42L73_RATES,
1289 .formats = CS42L73_FORMATS,
1290 },
1291 .ops = &cs42l73_ops,
1292 .symmetric_rates = 1,
1293 },
1294 {
1295 .name = "cs42l73-asp",
1296 .id = CS42L73_ASP,
1297 .playback = {
1298 .stream_name = "ASP Playback",
1299 .channels_min = 2,
1300 .channels_max = 2,
1301 .rates = CS42L73_RATES,
1302 .formats = CS42L73_FORMATS,
1303 },
1304 .capture = {
1305 .stream_name = "ASP Capture",
1306 .channels_min = 2,
1307 .channels_max = 2,
1308 .rates = CS42L73_RATES,
1309 .formats = CS42L73_FORMATS,
1310 },
1311 .ops = &cs42l73_ops,
1312 .symmetric_rates = 1,
1313 },
1314 {
1315 .name = "cs42l73-vsp",
1316 .id = CS42L73_VSP,
1317 .playback = {
1318 .stream_name = "VSP Playback",
1319 .channels_min = 1,
1320 .channels_max = 2,
1321 .rates = CS42L73_RATES,
1322 .formats = CS42L73_FORMATS,
1323 },
1324 .capture = {
1325 .stream_name = "VSP Capture",
1326 .channels_min = 1,
1327 .channels_max = 2,
1328 .rates = CS42L73_RATES,
1329 .formats = CS42L73_FORMATS,
1330 },
1331 .ops = &cs42l73_ops,
1332 .symmetric_rates = 1,
1333 }
1334 };
1335
1336 static int cs42l73_suspend(struct snd_soc_codec *codec)
1337 {
1338 cs42l73_set_bias_level(codec, SND_SOC_BIAS_OFF);
1339
1340 return 0;
1341 }
1342
1343 static int cs42l73_resume(struct snd_soc_codec *codec)
1344 {
1345 cs42l73_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1346 return 0;
1347 }
1348
1349 static int cs42l73_probe(struct snd_soc_codec *codec)
1350 {
1351 int ret;
1352 struct cs42l73_private *cs42l73 = snd_soc_codec_get_drvdata(codec);
1353
1354 codec->control_data = cs42l73->regmap;
1355
1356 ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_REGMAP);
1357 if (ret < 0) {
1358 dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
1359 return ret;
1360 }
1361
1362 cs42l73_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1363
1364 /* Set Charge Pump Frequency */
1365 if (cs42l73->pdata.chgfreq)
1366 snd_soc_update_bits(codec, CS42L73_CPFCHC,
1367 CS42L73_CHARGEPUMP_MASK,
1368 cs42l73->pdata.chgfreq << 4);
1369
1370 /* MCLK1 as master clk */
1371 cs42l73->mclksel = CS42L73_CLKID_MCLK1;
1372 cs42l73->mclk = 0;
1373
1374 return ret;
1375 }
1376
1377 static int cs42l73_remove(struct snd_soc_codec *codec)
1378 {
1379 cs42l73_set_bias_level(codec, SND_SOC_BIAS_OFF);
1380 return 0;
1381 }
1382
1383 static struct snd_soc_codec_driver soc_codec_dev_cs42l73 = {
1384 .probe = cs42l73_probe,
1385 .remove = cs42l73_remove,
1386 .suspend = cs42l73_suspend,
1387 .resume = cs42l73_resume,
1388 .set_bias_level = cs42l73_set_bias_level,
1389
1390 .dapm_widgets = cs42l73_dapm_widgets,
1391 .num_dapm_widgets = ARRAY_SIZE(cs42l73_dapm_widgets),
1392 .dapm_routes = cs42l73_audio_map,
1393 .num_dapm_routes = ARRAY_SIZE(cs42l73_audio_map),
1394
1395 .controls = cs42l73_snd_controls,
1396 .num_controls = ARRAY_SIZE(cs42l73_snd_controls),
1397 };
1398
1399 static struct regmap_config cs42l73_regmap = {
1400 .reg_bits = 8,
1401 .val_bits = 8,
1402
1403 .max_register = CS42L73_MAX_REGISTER,
1404 .reg_defaults = cs42l73_reg_defaults,
1405 .num_reg_defaults = ARRAY_SIZE(cs42l73_reg_defaults),
1406 .volatile_reg = cs42l73_volatile_register,
1407 .readable_reg = cs42l73_readable_register,
1408 .cache_type = REGCACHE_RBTREE,
1409 };
1410
1411 static int cs42l73_i2c_probe(struct i2c_client *i2c_client,
1412 const struct i2c_device_id *id)
1413 {
1414 struct cs42l73_private *cs42l73;
1415 struct cs42l73_platform_data *pdata = dev_get_platdata(&i2c_client->dev);
1416 int ret;
1417 unsigned int devid = 0;
1418 unsigned int reg;
1419 u32 val32;
1420
1421 cs42l73 = devm_kzalloc(&i2c_client->dev, sizeof(struct cs42l73_private),
1422 GFP_KERNEL);
1423 if (!cs42l73) {
1424 dev_err(&i2c_client->dev, "could not allocate codec\n");
1425 return -ENOMEM;
1426 }
1427
1428 cs42l73->regmap = devm_regmap_init_i2c(i2c_client, &cs42l73_regmap);
1429 if (IS_ERR(cs42l73->regmap)) {
1430 ret = PTR_ERR(cs42l73->regmap);
1431 dev_err(&i2c_client->dev, "regmap_init() failed: %d\n", ret);
1432 return ret;
1433 }
1434
1435 if (pdata) {
1436 cs42l73->pdata = *pdata;
1437 } else {
1438 pdata = devm_kzalloc(&i2c_client->dev,
1439 sizeof(struct cs42l73_platform_data),
1440 GFP_KERNEL);
1441 if (!pdata) {
1442 dev_err(&i2c_client->dev, "could not allocate pdata\n");
1443 return -ENOMEM;
1444 }
1445 if (i2c_client->dev.of_node) {
1446 if (of_property_read_u32(i2c_client->dev.of_node,
1447 "chgfreq", &val32) >= 0)
1448 pdata->chgfreq = val32;
1449 }
1450 pdata->reset_gpio = of_get_named_gpio(i2c_client->dev.of_node,
1451 "reset-gpio", 0);
1452 cs42l73->pdata = *pdata;
1453 }
1454
1455 i2c_set_clientdata(i2c_client, cs42l73);
1456
1457 if (cs42l73->pdata.reset_gpio) {
1458 ret = gpio_request_one(cs42l73->pdata.reset_gpio,
1459 GPIOF_OUT_INIT_HIGH, "CS42L73 /RST");
1460 if (ret < 0) {
1461 dev_err(&i2c_client->dev, "Failed to request /RST %d: %d\n",
1462 cs42l73->pdata.reset_gpio, ret);
1463 return ret;
1464 }
1465 gpio_set_value_cansleep(cs42l73->pdata.reset_gpio, 0);
1466 gpio_set_value_cansleep(cs42l73->pdata.reset_gpio, 1);
1467 }
1468
1469 regcache_cache_bypass(cs42l73->regmap, true);
1470
1471 /* initialize codec */
1472 ret = regmap_read(cs42l73->regmap, CS42L73_DEVID_AB, &reg);
1473 devid = (reg & 0xFF) << 12;
1474
1475 ret = regmap_read(cs42l73->regmap, CS42L73_DEVID_CD, &reg);
1476 devid |= (reg & 0xFF) << 4;
1477
1478 ret = regmap_read(cs42l73->regmap, CS42L73_DEVID_E, &reg);
1479 devid |= (reg & 0xF0) >> 4;
1480
1481 if (devid != CS42L73_DEVID) {
1482 ret = -ENODEV;
1483 dev_err(&i2c_client->dev,
1484 "CS42L73 Device ID (%X). Expected %X\n",
1485 devid, CS42L73_DEVID);
1486 return ret;
1487 }
1488
1489 ret = regmap_read(cs42l73->regmap, CS42L73_REVID, &reg);
1490 if (ret < 0) {
1491 dev_err(&i2c_client->dev, "Get Revision ID failed\n");
1492 return ret;;
1493 }
1494
1495 dev_info(&i2c_client->dev,
1496 "Cirrus Logic CS42L73, Revision: %02X\n", reg & 0xFF);
1497
1498 regcache_cache_bypass(cs42l73->regmap, false);
1499
1500 ret = snd_soc_register_codec(&i2c_client->dev,
1501 &soc_codec_dev_cs42l73, cs42l73_dai,
1502 ARRAY_SIZE(cs42l73_dai));
1503 if (ret < 0)
1504 return ret;
1505 return 0;
1506 }
1507
1508 static int cs42l73_i2c_remove(struct i2c_client *client)
1509 {
1510 snd_soc_unregister_codec(&client->dev);
1511 return 0;
1512 }
1513
1514 static const struct of_device_id cs42l73_of_match[] = {
1515 { .compatible = "cirrus,cs42l73", },
1516 {},
1517 };
1518 MODULE_DEVICE_TABLE(of, cs42l73_of_match);
1519
1520 static const struct i2c_device_id cs42l73_id[] = {
1521 {"cs42l73", 0},
1522 {}
1523 };
1524
1525 MODULE_DEVICE_TABLE(i2c, cs42l73_id);
1526
1527 static struct i2c_driver cs42l73_i2c_driver = {
1528 .driver = {
1529 .name = "cs42l73",
1530 .owner = THIS_MODULE,
1531 .of_match_table = cs42l73_of_match,
1532 },
1533 .id_table = cs42l73_id,
1534 .probe = cs42l73_i2c_probe,
1535 .remove = cs42l73_i2c_remove,
1536
1537 };
1538
1539 module_i2c_driver(cs42l73_i2c_driver);
1540
1541 MODULE_DESCRIPTION("ASoC CS42L73 driver");
1542 MODULE_AUTHOR("Georgi Vlaev, Nucleus Systems Ltd, <joe@nucleusys.com>");
1543 MODULE_AUTHOR("Brian Austin, Cirrus Logic Inc, <brian.austin@cirrus.com>");
1544 MODULE_LICENSE("GPL");
Linux with added FPC-III support