xref: /linux/sound/soc/codecs/cs42l73.c (revision b43ab901d671e3e3cad425ea5e9a3c74e266dcdd)
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/pm.h>
21 #include <linux/i2c.h>
22 #include <linux/regmap.h>
23 #include <linux/slab.h>
24 #include <sound/core.h>
25 #include <sound/pcm.h>
26 #include <sound/pcm_params.h>
27 #include <sound/soc.h>
28 #include <sound/soc-dapm.h>
29 #include <sound/initval.h>
30 #include <sound/tlv.h>
31 #include "cs42l73.h"
32 
33 struct sp_config {
34 	u8 spc, mmcc, spfs;
35 	u32 srate;
36 };
37 struct  cs42l73_private {
38 	struct sp_config config[3];
39 	struct regmap *regmap;
40 	u32 sysclk;
41 	u8 mclksel;
42 	u32 mclk;
43 };
44 
45 static const struct reg_default cs42l73_reg_defaults[] = {
46 	{ 1, 0x42 },	/* r01	- Device ID A&B */
47 	{ 2, 0xA7 },	/* r02	- Device ID C&D */
48 	{ 3, 0x30 },	/* r03	- Device ID E */
49 	{ 6, 0xF1 },	/* r06	- Power Ctl 1 */
50 	{ 7, 0xDF },	/* r07	- Power Ctl 2 */
51 	{ 8, 0x3F },	/* r08	- Power Ctl 3 */
52 	{ 9, 0x50 },	/* r09	- Charge Pump Freq */
53 	{ 10, 0x53 },	/* r0A	- Output Load MicBias Short Detect */
54 	{ 11, 0x00 },	/* r0B	- DMIC Master Clock Ctl */
55 	{ 12, 0x00 },	/* r0C	- Aux PCM Ctl */
56 	{ 13, 0x15 },	/* r0D	- Aux PCM Master Clock Ctl */
57 	{ 14, 0x00 },	/* r0E	- Audio PCM Ctl */
58 	{ 15, 0x15 },	/* r0F	- Audio PCM Master Clock Ctl */
59 	{ 16, 0x00 },	/* r10	- Voice PCM Ctl */
60 	{ 17, 0x15 },	/* r11	- Voice PCM Master Clock Ctl */
61 	{ 18, 0x00 },	/* r12	- Voice/Aux Sample Rate */
62 	{ 19, 0x06 },	/* r13	- Misc I/O Path Ctl */
63 	{ 20, 0x00 },	/* r14	- ADC Input Path Ctl */
64 	{ 21, 0x00 },	/* r15	- MICA Preamp, PGA Volume */
65 	{ 22, 0x00 },	/* r16	- MICB Preamp, PGA Volume */
66 	{ 23, 0x00 },	/* r17	- Input Path A Digital Volume */
67 	{ 24, 0x00 },	/* r18	- Input Path B Digital Volume */
68 	{ 25, 0x00 },	/* r19	- Playback Digital Ctl */
69 	{ 26, 0x00 },	/* r1A	- HP/LO Left Digital Volume */
70 	{ 27, 0x00 },	/* r1B	- HP/LO Right Digital Volume */
71 	{ 28, 0x00 },	/* r1C	- Speakerphone Digital Volume */
72 	{ 29, 0x00 },	/* r1D	- Ear/SPKLO Digital Volume */
73 	{ 30, 0x00 },	/* r1E	- HP Left Analog Volume */
74 	{ 31, 0x00 },	/* r1F	- HP Right Analog Volume */
75 	{ 32, 0x00 },	/* r20	- LO Left Analog Volume */
76 	{ 33, 0x00 },	/* r21	- LO Right Analog Volume */
77 	{ 34, 0x00 },	/* r22	- Stereo Input Path Advisory Volume */
78 	{ 35, 0x00 },	/* r23	- Aux PCM Input Advisory Volume */
79 	{ 36, 0x00 },	/* r24	- Audio PCM Input Advisory Volume */
80 	{ 37, 0x00 },	/* r25	- Voice PCM Input Advisory Volume */
81 	{ 38, 0x00 },	/* r26	- Limiter Attack Rate HP/LO */
82 	{ 39, 0x7F },	/* r27	- Limter Ctl, Release Rate HP/LO */
83 	{ 40, 0x00 },	/* r28	- Limter Threshold HP/LO */
84 	{ 41, 0x00 },	/* r29	- Limiter Attack Rate Speakerphone */
85 	{ 42, 0x3F },	/* r2A	- Limter Ctl, Release Rate Speakerphone */
86 	{ 43, 0x00 },	/* r2B	- Limter Threshold Speakerphone */
87 	{ 44, 0x00 },	/* r2C	- Limiter Attack Rate Ear/SPKLO */
88 	{ 45, 0x3F },	/* r2D	- Limter Ctl, Release Rate Ear/SPKLO */
89 	{ 46, 0x00 },	/* r2E	- Limter Threshold Ear/SPKLO */
90 	{ 47, 0x00 },	/* r2F	- ALC Enable, Attack Rate Left/Right */
91 	{ 48, 0x3F },	/* r30	- ALC Release Rate Left/Right */
92 	{ 49, 0x00 },	/* r31	- ALC Threshold Left/Right */
93 	{ 50, 0x00 },	/* r32	- Noise Gate Ctl Left/Right */
94 	{ 51, 0x00 },	/* r33	- ALC/NG Misc Ctl */
95 	{ 52, 0x18 },	/* r34	- Mixer Ctl */
96 	{ 53, 0x3F },	/* r35	- HP/LO Left Mixer Input Path Volume */
97 	{ 54, 0x3F },	/* r36	- HP/LO Right Mixer Input Path Volume */
98 	{ 55, 0x3F },	/* r37	- HP/LO Left Mixer Aux PCM Volume */
99 	{ 56, 0x3F },	/* r38	- HP/LO Right Mixer Aux PCM Volume */
100 	{ 57, 0x3F },	/* r39	- HP/LO Left Mixer Audio PCM Volume */
101 	{ 58, 0x3F },	/* r3A	- HP/LO Right Mixer Audio PCM Volume */
102 	{ 59, 0x3F },	/* r3B	- HP/LO Left Mixer Voice PCM Mono Volume */
103 	{ 60, 0x3F },	/* r3C	- HP/LO Right Mixer Voice PCM Mono Volume */
104 	{ 61, 0x3F },	/* r3D	- Aux PCM Left Mixer Input Path Volume */
105 	{ 62, 0x3F },	/* r3E	- Aux PCM Right Mixer Input Path Volume */
106 	{ 63, 0x3F },	/* r3F	- Aux PCM Left Mixer Volume */
107 	{ 64, 0x3F },	/* r40	- Aux PCM Left Mixer Volume */
108 	{ 65, 0x3F },	/* r41	- Aux PCM Left Mixer Audio PCM L Volume */
109 	{ 66, 0x3F },	/* r42	- Aux PCM Right Mixer Audio PCM R Volume */
110 	{ 67, 0x3F },	/* r43	- Aux PCM Left Mixer Voice PCM Volume */
111 	{ 68, 0x3F },	/* r44	- Aux PCM Right Mixer Voice PCM Volume */
112 	{ 69, 0x3F },	/* r45	- Audio PCM Left Input Path Volume */
113 	{ 70, 0x3F },	/* r46	- Audio PCM Right Input Path Volume */
114 	{ 71, 0x3F },	/* r47	- Audio PCM Left Mixer Aux PCM L Volume */
115 	{ 72, 0x3F },	/* r48	- Audio PCM Right Mixer Aux PCM R Volume */
116 	{ 73, 0x3F },	/* r49	- Audio PCM Left Mixer Volume */
117 	{ 74, 0x3F },	/* r4A	- Audio PCM Right Mixer Volume */
118 	{ 75, 0x3F },	/* r4B	- Audio PCM Left Mixer Voice PCM Volume */
119 	{ 76, 0x3F },	/* r4C	- Audio PCM Right Mixer Voice PCM Volume */
120 	{ 77, 0x3F },	/* r4D	- Voice PCM Left Input Path Volume */
121 	{ 78, 0x3F },	/* r4E	- Voice PCM Right Input Path Volume */
122 	{ 79, 0x3F },	/* r4F	- Voice PCM Left Mixer Aux PCM L Volume */
123 	{ 80, 0x3F },	/* r50	- Voice PCM Right Mixer Aux PCM R Volume */
124 	{ 81, 0x3F },	/* r51	- Voice PCM Left Mixer Audio PCM L Volume */
125 	{ 82, 0x3F },	/* r52	- Voice PCM Right Mixer Audio PCM R Volume */
126 	{ 83, 0x3F },	/* r53	- Voice PCM Left Mixer Voice PCM Volume */
127 	{ 84, 0x3F },	/* r54	- Voice PCM Right Mixer Voice PCM Volume */
128 	{ 85, 0xAA },	/* r55	- Mono Mixer Ctl */
129 	{ 86, 0x3F },	/* r56	- SPK Mono Mixer Input Path Volume */
130 	{ 87, 0x3F },	/* r57	- SPK Mono Mixer Aux PCM Mono/L/R Volume */
131 	{ 88, 0x3F },	/* r58	- SPK Mono Mixer Audio PCM Mono/L/R Volume */
132 	{ 89, 0x3F },	/* r59	- SPK Mono Mixer Voice PCM Mono Volume */
133 	{ 90, 0x3F },	/* r5A	- SPKLO Mono Mixer Input Path Mono Volume */
134 	{ 91, 0x3F },	/* r5B	- SPKLO Mono Mixer Aux Mono/L/R Volume */
135 	{ 92, 0x3F },	/* r5C	- SPKLO Mono Mixer Audio Mono/L/R Volume */
136 	{ 93, 0x3F },	/* r5D	- SPKLO Mono Mixer Voice Mono Volume */
137 	{ 94, 0x00 },	/* r5E	- Interrupt Mask 1 */
138 	{ 95, 0x00 },	/* r5F	- Interrupt Mask 2 */
139 };
140 
141 static bool cs42l73_volatile_register(struct device *dev, unsigned int reg)
142 {
143 	switch (reg) {
144 	case CS42L73_IS1:
145 	case CS42L73_IS2:
146 		return true;
147 	default:
148 		return false;
149 	}
150 }
151 
152 static bool cs42l73_readable_register(struct device *dev, unsigned int reg)
153 {
154 	switch (reg) {
155 	case CS42L73_DEVID_AB:
156 	case CS42L73_DEVID_CD:
157 	case CS42L73_DEVID_E:
158 	case CS42L73_REVID:
159 	case CS42L73_PWRCTL1:
160 	case CS42L73_PWRCTL2:
161 	case CS42L73_PWRCTL3:
162 	case CS42L73_CPFCHC:
163 	case CS42L73_OLMBMSDC:
164 	case CS42L73_DMMCC:
165 	case CS42L73_XSPC:
166 	case CS42L73_XSPMMCC:
167 	case CS42L73_ASPC:
168 	case CS42L73_ASPMMCC:
169 	case CS42L73_VSPC:
170 	case CS42L73_VSPMMCC:
171 	case CS42L73_VXSPFS:
172 	case CS42L73_MIOPC:
173 	case CS42L73_ADCIPC:
174 	case CS42L73_MICAPREPGAAVOL:
175 	case CS42L73_MICBPREPGABVOL:
176 	case CS42L73_IPADVOL:
177 	case CS42L73_IPBDVOL:
178 	case CS42L73_PBDC:
179 	case CS42L73_HLADVOL:
180 	case CS42L73_HLBDVOL:
181 	case CS42L73_SPKDVOL:
182 	case CS42L73_ESLDVOL:
183 	case CS42L73_HPAAVOL:
184 	case CS42L73_HPBAVOL:
185 	case CS42L73_LOAAVOL:
186 	case CS42L73_LOBAVOL:
187 	case CS42L73_STRINV:
188 	case CS42L73_XSPINV:
189 	case CS42L73_ASPINV:
190 	case CS42L73_VSPINV:
191 	case CS42L73_LIMARATEHL:
192 	case CS42L73_LIMRRATEHL:
193 	case CS42L73_LMAXHL:
194 	case CS42L73_LIMARATESPK:
195 	case CS42L73_LIMRRATESPK:
196 	case CS42L73_LMAXSPK:
197 	case CS42L73_LIMARATEESL:
198 	case CS42L73_LIMRRATEESL:
199 	case CS42L73_LMAXESL:
200 	case CS42L73_ALCARATE:
201 	case CS42L73_ALCRRATE:
202 	case CS42L73_ALCMINMAX:
203 	case CS42L73_NGCAB:
204 	case CS42L73_ALCNGMC:
205 	case CS42L73_MIXERCTL:
206 	case CS42L73_HLAIPAA:
207 	case CS42L73_HLBIPBA:
208 	case CS42L73_HLAXSPAA:
209 	case CS42L73_HLBXSPBA:
210 	case CS42L73_HLAASPAA:
211 	case CS42L73_HLBASPBA:
212 	case CS42L73_HLAVSPMA:
213 	case CS42L73_HLBVSPMA:
214 	case CS42L73_XSPAIPAA:
215 	case CS42L73_XSPBIPBA:
216 	case CS42L73_XSPAXSPAA:
217 	case CS42L73_XSPBXSPBA:
218 	case CS42L73_XSPAASPAA:
219 	case CS42L73_XSPAASPBA:
220 	case CS42L73_XSPAVSPMA:
221 	case CS42L73_XSPBVSPMA:
222 	case CS42L73_ASPAIPAA:
223 	case CS42L73_ASPBIPBA:
224 	case CS42L73_ASPAXSPAA:
225 	case CS42L73_ASPBXSPBA:
226 	case CS42L73_ASPAASPAA:
227 	case CS42L73_ASPBASPBA:
228 	case CS42L73_ASPAVSPMA:
229 	case CS42L73_ASPBVSPMA:
230 	case CS42L73_VSPAIPAA:
231 	case CS42L73_VSPBIPBA:
232 	case CS42L73_VSPAXSPAA:
233 	case CS42L73_VSPBXSPBA:
234 	case CS42L73_VSPAASPAA:
235 	case CS42L73_VSPBASPBA:
236 	case CS42L73_VSPAVSPMA:
237 	case CS42L73_VSPBVSPMA:
238 	case CS42L73_MMIXCTL:
239 	case CS42L73_SPKMIPMA:
240 	case CS42L73_SPKMXSPA:
241 	case CS42L73_SPKMASPA:
242 	case CS42L73_SPKMVSPMA:
243 	case CS42L73_ESLMIPMA:
244 	case CS42L73_ESLMXSPA:
245 	case CS42L73_ESLMASPA:
246 	case CS42L73_ESLMVSPMA:
247 	case CS42L73_IM1:
248 	case CS42L73_IM2:
249 		return true;
250 	default:
251 		return false;
252 	}
253 }
254 
255 static const unsigned int hpaloa_tlv[] = {
256 	TLV_DB_RANGE_HEAD(2),
257 	0, 13, TLV_DB_SCALE_ITEM(-7600, 200, 0),
258 	14, 75, TLV_DB_SCALE_ITEM(-4900, 100, 0),
259 };
260 
261 static DECLARE_TLV_DB_SCALE(adc_boost_tlv, 0, 2500, 0);
262 
263 static DECLARE_TLV_DB_SCALE(hl_tlv, -10200, 50, 0);
264 
265 static DECLARE_TLV_DB_SCALE(ipd_tlv, -9600, 100, 0);
266 
267 static DECLARE_TLV_DB_SCALE(micpga_tlv, -600, 50, 0);
268 
269 static const unsigned int limiter_tlv[] = {
270 	TLV_DB_RANGE_HEAD(2),
271 	0, 2, TLV_DB_SCALE_ITEM(-3000, 600, 0),
272 	3, 7, TLV_DB_SCALE_ITEM(-1200, 300, 0),
273 };
274 
275 static const DECLARE_TLV_DB_SCALE(attn_tlv, -6300, 100, 1);
276 
277 static const char * const cs42l73_pgaa_text[] = { "Line A", "Mic 1" };
278 static const char * const cs42l73_pgab_text[] = { "Line B", "Mic 2" };
279 
280 static const struct soc_enum pgaa_enum =
281 	SOC_ENUM_SINGLE(CS42L73_ADCIPC, 3,
282 		ARRAY_SIZE(cs42l73_pgaa_text), cs42l73_pgaa_text);
283 
284 static const struct soc_enum pgab_enum =
285 	SOC_ENUM_SINGLE(CS42L73_ADCIPC, 7,
286 		ARRAY_SIZE(cs42l73_pgab_text), cs42l73_pgab_text);
287 
288 static const struct snd_kcontrol_new pgaa_mux =
289 	SOC_DAPM_ENUM("Left Analog Input Capture Mux", pgaa_enum);
290 
291 static const struct snd_kcontrol_new pgab_mux =
292 	SOC_DAPM_ENUM("Right Analog Input Capture Mux", pgab_enum);
293 
294 static const struct snd_kcontrol_new input_left_mixer[] = {
295 	SOC_DAPM_SINGLE("ADC Left Input", CS42L73_PWRCTL1,
296 			5, 1, 1),
297 	SOC_DAPM_SINGLE("DMIC Left Input", CS42L73_PWRCTL1,
298 			4, 1, 1),
299 };
300 
301 static const struct snd_kcontrol_new input_right_mixer[] = {
302 	SOC_DAPM_SINGLE("ADC Right Input", CS42L73_PWRCTL1,
303 			7, 1, 1),
304 	SOC_DAPM_SINGLE("DMIC Right Input", CS42L73_PWRCTL1,
305 			6, 1, 1),
306 };
307 
308 static const char * const cs42l73_ng_delay_text[] = {
309 	"50ms", "100ms", "150ms", "200ms" };
310 
311 static const struct soc_enum ng_delay_enum =
312 	SOC_ENUM_SINGLE(CS42L73_NGCAB, 0,
313 		ARRAY_SIZE(cs42l73_ng_delay_text), cs42l73_ng_delay_text);
314 
315 static const char * const charge_pump_freq_text[] = {
316 	"0", "1", "2", "3", "4",
317 	"5", "6", "7", "8", "9",
318 	"10", "11", "12", "13", "14", "15" };
319 
320 static const struct soc_enum charge_pump_enum =
321 	SOC_ENUM_SINGLE(CS42L73_CPFCHC, 4,
322 		ARRAY_SIZE(charge_pump_freq_text), charge_pump_freq_text);
323 
324 static const char * const cs42l73_mono_mix_texts[] = {
325 	"Left", "Right", "Mono Mix"};
326 
327 static const unsigned int cs42l73_mono_mix_values[] = { 0, 1, 2 };
328 
329 static const struct soc_enum spk_asp_enum =
330 	SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 6, 1,
331 			      ARRAY_SIZE(cs42l73_mono_mix_texts),
332 			      cs42l73_mono_mix_texts,
333 			      cs42l73_mono_mix_values);
334 
335 static const struct snd_kcontrol_new spk_asp_mixer =
336 	SOC_DAPM_ENUM("Route", spk_asp_enum);
337 
338 static const struct soc_enum spk_xsp_enum =
339 	SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 4, 3,
340 			      ARRAY_SIZE(cs42l73_mono_mix_texts),
341 			      cs42l73_mono_mix_texts,
342 			      cs42l73_mono_mix_values);
343 
344 static const struct snd_kcontrol_new spk_xsp_mixer =
345 	SOC_DAPM_ENUM("Route", spk_xsp_enum);
346 
347 static const struct soc_enum esl_asp_enum =
348 	SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 2, 5,
349 			      ARRAY_SIZE(cs42l73_mono_mix_texts),
350 			      cs42l73_mono_mix_texts,
351 			      cs42l73_mono_mix_values);
352 
353 static const struct snd_kcontrol_new esl_asp_mixer =
354 	SOC_DAPM_ENUM("Route", esl_asp_enum);
355 
356 static const struct soc_enum esl_xsp_enum =
357 	SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 0, 7,
358 			      ARRAY_SIZE(cs42l73_mono_mix_texts),
359 			      cs42l73_mono_mix_texts,
360 			      cs42l73_mono_mix_values);
361 
362 static const struct snd_kcontrol_new esl_xsp_mixer =
363 	SOC_DAPM_ENUM("Route", esl_xsp_enum);
364 
365 static const char * const cs42l73_ip_swap_text[] = {
366 	"Stereo", "Mono A", "Mono B", "Swap A-B"};
367 
368 static const struct soc_enum ip_swap_enum =
369 	SOC_ENUM_SINGLE(CS42L73_MIOPC, 6,
370 		ARRAY_SIZE(cs42l73_ip_swap_text), cs42l73_ip_swap_text);
371 
372 static const char * const cs42l73_spo_mixer_text[] = {"Mono", "Stereo"};
373 
374 static const struct soc_enum vsp_output_mux_enum =
375 	SOC_ENUM_SINGLE(CS42L73_MIXERCTL, 5,
376 		ARRAY_SIZE(cs42l73_spo_mixer_text), cs42l73_spo_mixer_text);
377 
378 static const struct soc_enum xsp_output_mux_enum =
379 	SOC_ENUM_SINGLE(CS42L73_MIXERCTL, 4,
380 		ARRAY_SIZE(cs42l73_spo_mixer_text), cs42l73_spo_mixer_text);
381 
382 static const struct snd_kcontrol_new vsp_output_mux =
383 	SOC_DAPM_ENUM("Route", vsp_output_mux_enum);
384 
385 static const struct snd_kcontrol_new xsp_output_mux =
386 	SOC_DAPM_ENUM("Route", xsp_output_mux_enum);
387 
388 static const struct snd_kcontrol_new hp_amp_ctl =
389 	SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 0, 1, 1);
390 
391 static const struct snd_kcontrol_new lo_amp_ctl =
392 	SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 1, 1, 1);
393 
394 static const struct snd_kcontrol_new spk_amp_ctl =
395 	SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 2, 1, 1);
396 
397 static const struct snd_kcontrol_new spklo_amp_ctl =
398 	SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 4, 1, 1);
399 
400 static const struct snd_kcontrol_new ear_amp_ctl =
401 	SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 3, 1, 1);
402 
403 static const struct snd_kcontrol_new cs42l73_snd_controls[] = {
404 	SOC_DOUBLE_R_SX_TLV("Headphone Analog Playback Volume",
405 			CS42L73_HPAAVOL, CS42L73_HPBAVOL, 7,
406 			0xffffffC1, 0x0C, hpaloa_tlv),
407 
408 	SOC_DOUBLE_R_SX_TLV("LineOut Analog Playback Volume", CS42L73_LOAAVOL,
409 			CS42L73_LOBAVOL, 7, 0xffffffC1, 0x0C, hpaloa_tlv),
410 
411 	SOC_DOUBLE_R_SX_TLV("Input PGA Analog Volume", CS42L73_MICAPREPGAAVOL,
412 			CS42L73_MICBPREPGABVOL, 5, 0xffffff35,
413 			0x34, micpga_tlv),
414 
415 	SOC_DOUBLE_R("MIC Preamp Switch", CS42L73_MICAPREPGAAVOL,
416 			CS42L73_MICBPREPGABVOL, 6, 1, 1),
417 
418 	SOC_DOUBLE_R_SX_TLV("Input Path Digital Volume", CS42L73_IPADVOL,
419 			CS42L73_IPBDVOL, 7, 0xffffffA0, 0xA0, ipd_tlv),
420 
421 	SOC_DOUBLE_R_SX_TLV("HL Digital Playback Volume",
422 			CS42L73_HLADVOL, CS42L73_HLBDVOL, 7, 0xffffffE5,
423 			0xE4, hl_tlv),
424 
425 	SOC_SINGLE_TLV("ADC A Boost Volume",
426 			CS42L73_ADCIPC, 2, 0x01, 1, adc_boost_tlv),
427 
428 	SOC_SINGLE_TLV("ADC B Boost Volume",
429 			CS42L73_ADCIPC, 6, 0x01, 1, adc_boost_tlv),
430 
431 	SOC_SINGLE_TLV("Speakerphone Digital Playback Volume",
432 			CS42L73_SPKDVOL, 0, 0xE4, 1, hl_tlv),
433 
434 	SOC_SINGLE_TLV("Ear Speaker Digital Playback Volume",
435 			CS42L73_ESLDVOL, 0, 0xE4, 1, hl_tlv),
436 
437 	SOC_DOUBLE_R("Headphone Analog Playback Switch", CS42L73_HPAAVOL,
438 			CS42L73_HPBAVOL, 7, 1, 1),
439 
440 	SOC_DOUBLE_R("LineOut Analog Playback Switch", CS42L73_LOAAVOL,
441 			CS42L73_LOBAVOL, 7, 1, 1),
442 	SOC_DOUBLE("Input Path Digital Switch", CS42L73_ADCIPC, 0, 4, 1, 1),
443 	SOC_DOUBLE("HL Digital Playback Switch", CS42L73_PBDC, 0,
444 			1, 1, 1),
445 	SOC_SINGLE("Speakerphone Digital Playback Switch", CS42L73_PBDC, 2, 1,
446 			1),
447 	SOC_SINGLE("Ear Speaker Digital Playback Switch", CS42L73_PBDC, 3, 1,
448 			1),
449 
450 	SOC_SINGLE("PGA Soft-Ramp Switch", CS42L73_MIOPC, 3, 1, 0),
451 	SOC_SINGLE("Analog Zero Cross Switch", CS42L73_MIOPC, 2, 1, 0),
452 	SOC_SINGLE("Digital Soft-Ramp Switch", CS42L73_MIOPC, 1, 1, 0),
453 	SOC_SINGLE("Analog Output Soft-Ramp Switch", CS42L73_MIOPC, 0, 1, 0),
454 
455 	SOC_DOUBLE("ADC Signal Polarity Switch", CS42L73_ADCIPC, 1, 5, 1,
456 			0),
457 
458 	SOC_SINGLE("HL Limiter Attack Rate", CS42L73_LIMARATEHL, 0, 0x3F,
459 			0),
460 	SOC_SINGLE("HL Limiter Release Rate", CS42L73_LIMRRATEHL, 0,
461 			0x3F, 0),
462 
463 
464 	SOC_SINGLE("HL Limiter Switch", CS42L73_LIMRRATEHL, 7, 1, 0),
465 	SOC_SINGLE("HL Limiter All Channels Switch", CS42L73_LIMRRATEHL, 6, 1,
466 			0),
467 
468 	SOC_SINGLE_TLV("HL Limiter Max Threshold Volume", CS42L73_LMAXHL, 5, 7,
469 			1, limiter_tlv),
470 
471 	SOC_SINGLE_TLV("HL Limiter Cushion Volume", CS42L73_LMAXHL, 2, 7, 1,
472 			limiter_tlv),
473 
474 	SOC_SINGLE("SPK Limiter Attack Rate Volume", CS42L73_LIMARATESPK, 0,
475 			0x3F, 0),
476 	SOC_SINGLE("SPK Limiter Release Rate Volume", CS42L73_LIMRRATESPK, 0,
477 			0x3F, 0),
478 	SOC_SINGLE("SPK Limiter Switch", CS42L73_LIMRRATESPK, 7, 1, 0),
479 	SOC_SINGLE("SPK Limiter All Channels Switch", CS42L73_LIMRRATESPK,
480 			6, 1, 0),
481 	SOC_SINGLE_TLV("SPK Limiter Max Threshold Volume", CS42L73_LMAXSPK, 5,
482 			7, 1, limiter_tlv),
483 
484 	SOC_SINGLE_TLV("SPK Limiter Cushion Volume", CS42L73_LMAXSPK, 2, 7, 1,
485 			limiter_tlv),
486 
487 	SOC_SINGLE("ESL Limiter Attack Rate Volume", CS42L73_LIMARATEESL, 0,
488 			0x3F, 0),
489 	SOC_SINGLE("ESL Limiter Release Rate Volume", CS42L73_LIMRRATEESL, 0,
490 			0x3F, 0),
491 	SOC_SINGLE("ESL Limiter Switch", CS42L73_LIMRRATEESL, 7, 1, 0),
492 	SOC_SINGLE_TLV("ESL Limiter Max Threshold Volume", CS42L73_LMAXESL, 5,
493 			7, 1, limiter_tlv),
494 
495 	SOC_SINGLE_TLV("ESL Limiter Cushion Volume", CS42L73_LMAXESL, 2, 7, 1,
496 			limiter_tlv),
497 
498 	SOC_SINGLE("ALC Attack Rate Volume", CS42L73_ALCARATE, 0, 0x3F, 0),
499 	SOC_SINGLE("ALC Release Rate Volume", CS42L73_ALCRRATE, 0, 0x3F, 0),
500 	SOC_DOUBLE("ALC Switch", CS42L73_ALCARATE, 6, 7, 1, 0),
501 	SOC_SINGLE_TLV("ALC Max Threshold Volume", CS42L73_ALCMINMAX, 5, 7, 0,
502 			limiter_tlv),
503 	SOC_SINGLE_TLV("ALC Min Threshold Volume", CS42L73_ALCMINMAX, 2, 7, 0,
504 			limiter_tlv),
505 
506 	SOC_DOUBLE("NG Enable Switch", CS42L73_NGCAB, 6, 7, 1, 0),
507 	SOC_SINGLE("NG Boost Switch", CS42L73_NGCAB, 5, 1, 0),
508 	/*
509 	    NG Threshold depends on NG_BOOTSAB, which selects
510 	    between two threshold scales in decibels.
511 	    Set linear values for now ..
512 	*/
513 	SOC_SINGLE("NG Threshold", CS42L73_NGCAB, 2, 7, 0),
514 	SOC_ENUM("NG Delay", ng_delay_enum),
515 
516 	SOC_ENUM("Charge Pump Frequency", charge_pump_enum),
517 
518 	SOC_DOUBLE_R_TLV("XSP-IP Volume",
519 			CS42L73_XSPAIPAA, CS42L73_XSPBIPBA, 0, 0x3F, 1,
520 			attn_tlv),
521 	SOC_DOUBLE_R_TLV("XSP-XSP Volume",
522 			CS42L73_XSPAXSPAA, CS42L73_XSPBXSPBA, 0, 0x3F, 1,
523 			attn_tlv),
524 	SOC_DOUBLE_R_TLV("XSP-ASP Volume",
525 			CS42L73_XSPAASPAA, CS42L73_XSPAASPBA, 0, 0x3F, 1,
526 			attn_tlv),
527 	SOC_DOUBLE_R_TLV("XSP-VSP Volume",
528 			CS42L73_XSPAVSPMA, CS42L73_XSPBVSPMA, 0, 0x3F, 1,
529 			attn_tlv),
530 
531 	SOC_DOUBLE_R_TLV("ASP-IP Volume",
532 			CS42L73_ASPAIPAA, CS42L73_ASPBIPBA, 0, 0x3F, 1,
533 			attn_tlv),
534 	SOC_DOUBLE_R_TLV("ASP-XSP Volume",
535 			CS42L73_ASPAXSPAA, CS42L73_ASPBXSPBA, 0, 0x3F, 1,
536 			attn_tlv),
537 	SOC_DOUBLE_R_TLV("ASP-ASP Volume",
538 			CS42L73_ASPAASPAA, CS42L73_ASPBASPBA, 0, 0x3F, 1,
539 			attn_tlv),
540 	SOC_DOUBLE_R_TLV("ASP-VSP Volume",
541 			CS42L73_ASPAVSPMA, CS42L73_ASPBVSPMA, 0, 0x3F, 1,
542 			attn_tlv),
543 
544 	SOC_DOUBLE_R_TLV("VSP-IP Volume",
545 			CS42L73_VSPAIPAA, CS42L73_VSPBIPBA, 0, 0x3F, 1,
546 			attn_tlv),
547 	SOC_DOUBLE_R_TLV("VSP-XSP Volume",
548 			CS42L73_VSPAXSPAA, CS42L73_VSPBXSPBA, 0, 0x3F, 1,
549 			attn_tlv),
550 	SOC_DOUBLE_R_TLV("VSP-ASP Volume",
551 			CS42L73_VSPAASPAA, CS42L73_VSPBASPBA, 0, 0x3F, 1,
552 			attn_tlv),
553 	SOC_DOUBLE_R_TLV("VSP-VSP Volume",
554 			CS42L73_VSPAVSPMA, CS42L73_VSPBVSPMA, 0, 0x3F, 1,
555 			attn_tlv),
556 
557 	SOC_DOUBLE_R_TLV("HL-IP Volume",
558 			CS42L73_HLAIPAA, CS42L73_HLBIPBA, 0, 0x3F, 1,
559 			attn_tlv),
560 	SOC_DOUBLE_R_TLV("HL-XSP Volume",
561 			CS42L73_HLAXSPAA, CS42L73_HLBXSPBA, 0, 0x3F, 1,
562 			attn_tlv),
563 	SOC_DOUBLE_R_TLV("HL-ASP Volume",
564 			CS42L73_HLAASPAA, CS42L73_HLBASPBA, 0, 0x3F, 1,
565 			attn_tlv),
566 	SOC_DOUBLE_R_TLV("HL-VSP Volume",
567 			CS42L73_HLAVSPMA, CS42L73_HLBVSPMA, 0, 0x3F, 1,
568 			attn_tlv),
569 
570 	SOC_SINGLE_TLV("SPK-IP Mono Volume",
571 			CS42L73_SPKMIPMA, 0, 0x3E, 1, attn_tlv),
572 	SOC_SINGLE_TLV("SPK-XSP Mono Volume",
573 			CS42L73_SPKMXSPA, 0, 0x3E, 1, attn_tlv),
574 	SOC_SINGLE_TLV("SPK-ASP Mono Volume",
575 			CS42L73_SPKMASPA, 0, 0x3E, 1, attn_tlv),
576 	SOC_SINGLE_TLV("SPK-VSP Mono Volume",
577 			CS42L73_SPKMVSPMA, 0, 0x3E, 1, attn_tlv),
578 
579 	SOC_SINGLE_TLV("ESL-IP Mono Volume",
580 			CS42L73_ESLMIPMA, 0, 0x3E, 1, attn_tlv),
581 	SOC_SINGLE_TLV("ESL-XSP Mono Volume",
582 			CS42L73_ESLMXSPA, 0, 0x3E, 1, attn_tlv),
583 	SOC_SINGLE_TLV("ESL-ASP Mono Volume",
584 			CS42L73_ESLMASPA, 0, 0x3E, 1, attn_tlv),
585 	SOC_SINGLE_TLV("ESL-VSP Mono Volume",
586 			CS42L73_ESLMVSPMA, 0, 0x3E, 1, attn_tlv),
587 
588 	SOC_ENUM("IP Digital Swap/Mono Select", ip_swap_enum),
589 
590 	SOC_ENUM("VSPOUT Mono/Stereo Select", vsp_output_mux_enum),
591 	SOC_ENUM("XSPOUT Mono/Stereo Select", xsp_output_mux_enum),
592 };
593 
594 static const struct snd_soc_dapm_widget cs42l73_dapm_widgets[] = {
595 	SND_SOC_DAPM_INPUT("LINEINA"),
596 	SND_SOC_DAPM_INPUT("LINEINB"),
597 	SND_SOC_DAPM_INPUT("MIC1"),
598 	SND_SOC_DAPM_SUPPLY("MIC1 Bias", CS42L73_PWRCTL2, 6, 1, NULL, 0),
599 	SND_SOC_DAPM_INPUT("MIC2"),
600 	SND_SOC_DAPM_SUPPLY("MIC2 Bias", CS42L73_PWRCTL2, 7, 1, NULL, 0),
601 
602 	SND_SOC_DAPM_AIF_OUT("XSPOUTL", "XSP Capture",  0,
603 			CS42L73_PWRCTL2, 1, 1),
604 	SND_SOC_DAPM_AIF_OUT("XSPOUTR", "XSP Capture",  0,
605 			CS42L73_PWRCTL2, 1, 1),
606 	SND_SOC_DAPM_AIF_OUT("ASPOUTL", "ASP Capture",  0,
607 			CS42L73_PWRCTL2, 3, 1),
608 	SND_SOC_DAPM_AIF_OUT("ASPOUTR", "ASP Capture",  0,
609 			CS42L73_PWRCTL2, 3, 1),
610 	SND_SOC_DAPM_AIF_OUT("VSPOUTL", "VSP Capture",  0,
611 			CS42L73_PWRCTL2, 4, 1),
612 	SND_SOC_DAPM_AIF_OUT("VSPOUTR", "VSP Capture",  0,
613 			CS42L73_PWRCTL2, 4, 1),
614 
615 	SND_SOC_DAPM_PGA("PGA Left", SND_SOC_NOPM, 0, 0, NULL, 0),
616 	SND_SOC_DAPM_PGA("PGA Right", SND_SOC_NOPM, 0, 0, NULL, 0),
617 
618 	SND_SOC_DAPM_MUX("PGA Left Mux", SND_SOC_NOPM, 0, 0, &pgaa_mux),
619 	SND_SOC_DAPM_MUX("PGA Right Mux", SND_SOC_NOPM, 0, 0, &pgab_mux),
620 
621 	SND_SOC_DAPM_ADC("ADC Left", NULL, CS42L73_PWRCTL1, 7, 1),
622 	SND_SOC_DAPM_ADC("ADC Right", NULL, CS42L73_PWRCTL1, 5, 1),
623 	SND_SOC_DAPM_ADC("DMIC Left", NULL, CS42L73_PWRCTL1, 6, 1),
624 	SND_SOC_DAPM_ADC("DMIC Right", NULL, CS42L73_PWRCTL1, 4, 1),
625 
626 	SND_SOC_DAPM_MIXER_NAMED_CTL("Input Left Capture", SND_SOC_NOPM,
627 			 0, 0, input_left_mixer,
628 			 ARRAY_SIZE(input_left_mixer)),
629 
630 	SND_SOC_DAPM_MIXER_NAMED_CTL("Input Right Capture", SND_SOC_NOPM,
631 			0, 0, input_right_mixer,
632 			ARRAY_SIZE(input_right_mixer)),
633 
634 	SND_SOC_DAPM_MIXER("ASPL Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
635 	SND_SOC_DAPM_MIXER("ASPR Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
636 	SND_SOC_DAPM_MIXER("XSPL Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
637 	SND_SOC_DAPM_MIXER("XSPR Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
638 	SND_SOC_DAPM_MIXER("VSPL Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
639 	SND_SOC_DAPM_MIXER("VSPR Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
640 
641 	SND_SOC_DAPM_AIF_IN("XSPINL", "XSP Playback", 0,
642 				CS42L73_PWRCTL2, 0, 1),
643 	SND_SOC_DAPM_AIF_IN("XSPINR", "XSP Playback", 0,
644 				CS42L73_PWRCTL2, 0, 1),
645 	SND_SOC_DAPM_AIF_IN("XSPINM", "XSP Playback", 0,
646 				CS42L73_PWRCTL2, 0, 1),
647 
648 	SND_SOC_DAPM_AIF_IN("ASPINL", "ASP Playback", 0,
649 				CS42L73_PWRCTL2, 2, 1),
650 	SND_SOC_DAPM_AIF_IN("ASPINR", "ASP Playback", 0,
651 				CS42L73_PWRCTL2, 2, 1),
652 	SND_SOC_DAPM_AIF_IN("ASPINM", "ASP Playback", 0,
653 				CS42L73_PWRCTL2, 2, 1),
654 
655 	SND_SOC_DAPM_AIF_IN("VSPIN", "VSP Playback", 0,
656 				CS42L73_PWRCTL2, 4, 1),
657 
658 	SND_SOC_DAPM_MIXER("HL Left Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
659 	SND_SOC_DAPM_MIXER("HL Right Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
660 	SND_SOC_DAPM_MIXER("SPK Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
661 	SND_SOC_DAPM_MIXER("ESL Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
662 
663 	SND_SOC_DAPM_MUX("ESL-XSP Mux", SND_SOC_NOPM,
664 			 0, 0, &esl_xsp_mixer),
665 
666 	SND_SOC_DAPM_MUX("ESL-ASP Mux", SND_SOC_NOPM,
667 			 0, 0, &esl_asp_mixer),
668 
669 	SND_SOC_DAPM_MUX("SPK-ASP Mux", SND_SOC_NOPM,
670 			 0, 0, &spk_asp_mixer),
671 
672 	SND_SOC_DAPM_MUX("SPK-XSP Mux", SND_SOC_NOPM,
673 			 0, 0, &spk_xsp_mixer),
674 
675 	SND_SOC_DAPM_PGA("HL Left DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
676 	SND_SOC_DAPM_PGA("HL Right DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
677 	SND_SOC_DAPM_PGA("SPK DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
678 	SND_SOC_DAPM_PGA("ESL DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
679 
680 	SND_SOC_DAPM_SWITCH("HP Amp", CS42L73_PWRCTL3, 0, 1,
681 			    &hp_amp_ctl),
682 	SND_SOC_DAPM_SWITCH("LO Amp", CS42L73_PWRCTL3, 1, 1,
683 			    &lo_amp_ctl),
684 	SND_SOC_DAPM_SWITCH("SPK Amp", CS42L73_PWRCTL3, 2, 1,
685 			    &spk_amp_ctl),
686 	SND_SOC_DAPM_SWITCH("EAR Amp", CS42L73_PWRCTL3, 3, 1,
687 			    &ear_amp_ctl),
688 	SND_SOC_DAPM_SWITCH("SPKLO Amp", CS42L73_PWRCTL3, 4, 1,
689 			    &spklo_amp_ctl),
690 
691 	SND_SOC_DAPM_OUTPUT("HPOUTA"),
692 	SND_SOC_DAPM_OUTPUT("HPOUTB"),
693 	SND_SOC_DAPM_OUTPUT("LINEOUTA"),
694 	SND_SOC_DAPM_OUTPUT("LINEOUTB"),
695 	SND_SOC_DAPM_OUTPUT("EAROUT"),
696 	SND_SOC_DAPM_OUTPUT("SPKOUT"),
697 	SND_SOC_DAPM_OUTPUT("SPKLINEOUT"),
698 };
699 
700 static const struct snd_soc_dapm_route cs42l73_audio_map[] = {
701 
702 	/* SPKLO EARSPK Paths */
703 	{"EAROUT", NULL, "EAR Amp"},
704 	{"SPKLINEOUT", NULL, "SPKLO Amp"},
705 
706 	{"EAR Amp", "Switch", "ESL DAC"},
707 	{"SPKLO Amp", "Switch", "ESL DAC"},
708 
709 	{"ESL DAC", "ESL-ASP Mono Volume", "ESL Mixer"},
710 	{"ESL DAC", "ESL-XSP Mono Volume", "ESL Mixer"},
711 	{"ESL DAC", "ESL-VSP Mono Volume", "VSPIN"},
712 	/* Loopback */
713 	{"ESL DAC", "ESL-IP Mono Volume", "Input Left Capture"},
714 	{"ESL DAC", "ESL-IP Mono Volume", "Input Right Capture"},
715 
716 	{"ESL Mixer", NULL, "ESL-ASP Mux"},
717 	{"ESL Mixer", NULL, "ESL-XSP Mux"},
718 
719 	{"ESL-ASP Mux", "Left", "ASPINL"},
720 	{"ESL-ASP Mux", "Right", "ASPINR"},
721 	{"ESL-ASP Mux", "Mono Mix", "ASPINM"},
722 
723 	{"ESL-XSP Mux", "Left", "XSPINL"},
724 	{"ESL-XSP Mux", "Right", "XSPINR"},
725 	{"ESL-XSP Mux", "Mono Mix", "XSPINM"},
726 
727 	/* Speakerphone Paths */
728 	{"SPKOUT", NULL, "SPK Amp"},
729 	{"SPK Amp", "Switch", "SPK DAC"},
730 
731 	{"SPK DAC", "SPK-ASP Mono Volume", "SPK Mixer"},
732 	{"SPK DAC", "SPK-XSP Mono Volume", "SPK Mixer"},
733 	{"SPK DAC", "SPK-VSP Mono Volume", "VSPIN"},
734 	/* Loopback */
735 	{"SPK DAC", "SPK-IP Mono Volume", "Input Left Capture"},
736 	{"SPK DAC", "SPK-IP Mono Volume", "Input Right Capture"},
737 
738 	{"SPK Mixer", NULL, "SPK-ASP Mux"},
739 	{"SPK Mixer", NULL, "SPK-XSP Mux"},
740 
741 	{"SPK-ASP Mux", "Left", "ASPINL"},
742 	{"SPK-ASP Mux", "Mono Mix", "ASPINM"},
743 	{"SPK-ASP Mux", "Right", "ASPINR"},
744 
745 	{"SPK-XSP Mux", "Left", "XSPINL"},
746 	{"SPK-XSP Mux", "Mono Mix", "XSPINM"},
747 	{"SPK-XSP Mux", "Right", "XSPINR"},
748 
749 	/* HP LineOUT Paths */
750 	{"HPOUTA", NULL, "HP Amp"},
751 	{"HPOUTB", NULL, "HP Amp"},
752 	{"LINEOUTA", NULL, "LO Amp"},
753 	{"LINEOUTB", NULL, "LO Amp"},
754 
755 	{"HP Amp", "Switch", "HL Left DAC"},
756 	{"HP Amp", "Switch", "HL Right DAC"},
757 	{"LO Amp", "Switch", "HL Left DAC"},
758 	{"LO Amp", "Switch", "HL Right DAC"},
759 
760 	{"HL Left DAC", "HL-XSP Volume", "HL Left Mixer"},
761 	{"HL Right DAC", "HL-XSP Volume", "HL Right Mixer"},
762 	{"HL Left DAC", "HL-ASP Volume", "HL Left Mixer"},
763 	{"HL Right DAC", "HL-ASP Volume", "HL Right Mixer"},
764 	{"HL Left DAC", "HL-VSP Volume", "HL Left Mixer"},
765 	{"HL Right DAC", "HL-VSP Volume", "HL Right Mixer"},
766 	/* Loopback */
767 	{"HL Left DAC", "HL-IP Volume", "HL Left Mixer"},
768 	{"HL Right DAC", "HL-IP Volume", "HL Right Mixer"},
769 	{"HL Left Mixer", NULL, "Input Left Capture"},
770 	{"HL Right Mixer", NULL, "Input Right Capture"},
771 
772 	{"HL Left Mixer", NULL, "ASPINL"},
773 	{"HL Right Mixer", NULL, "ASPINR"},
774 	{"HL Left Mixer", NULL, "XSPINL"},
775 	{"HL Right Mixer", NULL, "XSPINR"},
776 	{"HL Left Mixer", NULL, "VSPIN"},
777 	{"HL Right Mixer", NULL, "VSPIN"},
778 
779 	/* Capture Paths */
780 	{"MIC1", NULL, "MIC1 Bias"},
781 	{"PGA Left Mux", "Mic 1", "MIC1"},
782 	{"MIC2", NULL, "MIC2 Bias"},
783 	{"PGA Right Mux", "Mic 2", "MIC2"},
784 
785 	{"PGA Left Mux", "Line A", "LINEINA"},
786 	{"PGA Right Mux", "Line B", "LINEINB"},
787 
788 	{"PGA Left", NULL, "PGA Left Mux"},
789 	{"PGA Right", NULL, "PGA Right Mux"},
790 
791 	{"ADC Left", NULL, "PGA Left"},
792 	{"ADC Right", NULL, "PGA Right"},
793 
794 	{"Input Left Capture", "ADC Left Input", "ADC Left"},
795 	{"Input Right Capture", "ADC Right Input", "ADC Right"},
796 	{"Input Left Capture", "DMIC Left Input", "DMIC Left"},
797 	{"Input Right Capture", "DMIC Right Input", "DMIC Right"},
798 
799 	/* Audio Capture */
800 	{"ASPL Output Mixer", NULL, "Input Left Capture"},
801 	{"ASPR Output Mixer", NULL, "Input Right Capture"},
802 
803 	{"ASPOUTL", "ASP-IP Volume", "ASPL Output Mixer"},
804 	{"ASPOUTR", "ASP-IP Volume", "ASPR Output Mixer"},
805 
806 	/* Auxillary Capture */
807 	{"XSPL Output Mixer", NULL, "Input Left Capture"},
808 	{"XSPR Output Mixer", NULL, "Input Right Capture"},
809 
810 	{"XSPOUTL", "XSP-IP Volume", "XSPL Output Mixer"},
811 	{"XSPOUTR", "XSP-IP Volume", "XSPR Output Mixer"},
812 
813 	{"XSPOUTL", NULL, "XSPL Output Mixer"},
814 	{"XSPOUTR", NULL, "XSPR Output Mixer"},
815 
816 	/* Voice Capture */
817 	{"VSPL Output Mixer", NULL, "Input Left Capture"},
818 	{"VSPR Output Mixer", NULL, "Input Left Capture"},
819 
820 	{"VSPOUTL", "VSP-IP Volume", "VSPL Output Mixer"},
821 	{"VSPOUTR", "VSP-IP Volume", "VSPR Output Mixer"},
822 
823 	{"VSPOUTL", NULL, "VSPL Output Mixer"},
824 	{"VSPOUTR", NULL, "VSPR Output Mixer"},
825 };
826 
827 struct cs42l73_mclk_div {
828 	u32 mclk;
829 	u32 srate;
830 	u8 mmcc;
831 };
832 
833 static struct cs42l73_mclk_div cs42l73_mclk_coeffs[] = {
834 	/* MCLK, Sample Rate, xMMCC[5:0] */
835 	{5644800, 11025, 0x30},
836 	{5644800, 22050, 0x20},
837 	{5644800, 44100, 0x10},
838 
839 	{6000000,  8000, 0x39},
840 	{6000000, 11025, 0x33},
841 	{6000000, 12000, 0x31},
842 	{6000000, 16000, 0x29},
843 	{6000000, 22050, 0x23},
844 	{6000000, 24000, 0x21},
845 	{6000000, 32000, 0x19},
846 	{6000000, 44100, 0x13},
847 	{6000000, 48000, 0x11},
848 
849 	{6144000,  8000, 0x38},
850 	{6144000, 12000, 0x30},
851 	{6144000, 16000, 0x28},
852 	{6144000, 24000, 0x20},
853 	{6144000, 32000, 0x18},
854 	{6144000, 48000, 0x10},
855 
856 	{6500000,  8000, 0x3C},
857 	{6500000, 11025, 0x35},
858 	{6500000, 12000, 0x34},
859 	{6500000, 16000, 0x2C},
860 	{6500000, 22050, 0x25},
861 	{6500000, 24000, 0x24},
862 	{6500000, 32000, 0x1C},
863 	{6500000, 44100, 0x15},
864 	{6500000, 48000, 0x14},
865 
866 	{6400000,  8000, 0x3E},
867 	{6400000, 11025, 0x37},
868 	{6400000, 12000, 0x36},
869 	{6400000, 16000, 0x2E},
870 	{6400000, 22050, 0x27},
871 	{6400000, 24000, 0x26},
872 	{6400000, 32000, 0x1E},
873 	{6400000, 44100, 0x17},
874 	{6400000, 48000, 0x16},
875 };
876 
877 struct cs42l73_mclkx_div {
878 	u32 mclkx;
879 	u8 ratio;
880 	u8 mclkdiv;
881 };
882 
883 static struct cs42l73_mclkx_div cs42l73_mclkx_coeffs[] = {
884 	{5644800,  1, 0},	/* 5644800 */
885 	{6000000,  1, 0},	/* 6000000 */
886 	{6144000,  1, 0},	/* 6144000 */
887 	{11289600, 2, 2},	/* 5644800 */
888 	{12288000, 2, 2},	/* 6144000 */
889 	{12000000, 2, 2},	/* 6000000 */
890 	{13000000, 2, 2},	/* 6500000 */
891 	{19200000, 3, 3},	/* 6400000 */
892 	{24000000, 4, 4},	/* 6000000 */
893 	{26000000, 4, 4},	/* 6500000 */
894 	{38400000, 6, 5}	/* 6400000 */
895 };
896 
897 static int cs42l73_get_mclkx_coeff(int mclkx)
898 {
899 	int i;
900 
901 	for (i = 0; i < ARRAY_SIZE(cs42l73_mclkx_coeffs); i++) {
902 		if (cs42l73_mclkx_coeffs[i].mclkx == mclkx)
903 			return i;
904 	}
905 	return -EINVAL;
906 }
907 
908 static int cs42l73_get_mclk_coeff(int mclk, int srate)
909 {
910 	int i;
911 
912 	for (i = 0; i < ARRAY_SIZE(cs42l73_mclk_coeffs); i++) {
913 		if (cs42l73_mclk_coeffs[i].mclk == mclk &&
914 		    cs42l73_mclk_coeffs[i].srate == srate)
915 			return i;
916 	}
917 	return -EINVAL;
918 
919 }
920 
921 static int cs42l73_set_mclk(struct snd_soc_dai *dai, unsigned int freq)
922 {
923 	struct snd_soc_codec *codec = dai->codec;
924 	struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
925 
926 	int mclkx_coeff;
927 	u32 mclk = 0;
928 	u8 dmmcc = 0;
929 
930 	/* MCLKX -> MCLK */
931 	mclkx_coeff = cs42l73_get_mclkx_coeff(freq);
932 
933 	mclk = cs42l73_mclkx_coeffs[mclkx_coeff].mclkx /
934 		cs42l73_mclkx_coeffs[mclkx_coeff].ratio;
935 
936 	dev_dbg(codec->dev, "MCLK%u %u  <-> internal MCLK %u\n",
937 		 priv->mclksel + 1, cs42l73_mclkx_coeffs[mclkx_coeff].mclkx,
938 		 mclk);
939 
940 	dmmcc = (priv->mclksel << 4) |
941 		(cs42l73_mclkx_coeffs[mclkx_coeff].mclkdiv << 1);
942 
943 	snd_soc_write(codec, CS42L73_DMMCC, dmmcc);
944 
945 	priv->sysclk = mclkx_coeff;
946 	priv->mclk = mclk;
947 
948 	return 0;
949 }
950 
951 static int cs42l73_set_sysclk(struct snd_soc_dai *dai,
952 			      int clk_id, unsigned int freq, int dir)
953 {
954 	struct snd_soc_codec *codec = dai->codec;
955 	struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
956 
957 	switch (clk_id) {
958 	case CS42L73_CLKID_MCLK1:
959 		break;
960 	case CS42L73_CLKID_MCLK2:
961 		break;
962 	default:
963 		return -EINVAL;
964 	}
965 
966 	if ((cs42l73_set_mclk(dai, freq)) < 0) {
967 		dev_err(codec->dev, "Unable to set MCLK for dai %s\n",
968 			dai->name);
969 		return -EINVAL;
970 	}
971 
972 	priv->mclksel = clk_id;
973 
974 	return 0;
975 }
976 
977 static int cs42l73_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
978 {
979 	struct snd_soc_codec *codec = codec_dai->codec;
980 	struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
981 	u8 id = codec_dai->id;
982 	unsigned int inv, format;
983 	u8 spc, mmcc;
984 
985 	spc = snd_soc_read(codec, CS42L73_SPC(id));
986 	mmcc = snd_soc_read(codec, CS42L73_MMCC(id));
987 
988 	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
989 	case SND_SOC_DAIFMT_CBM_CFM:
990 		mmcc |= MS_MASTER;
991 		break;
992 
993 	case SND_SOC_DAIFMT_CBS_CFS:
994 		mmcc &= ~MS_MASTER;
995 		break;
996 
997 	default:
998 		return -EINVAL;
999 	}
1000 
1001 	format = (fmt & SND_SOC_DAIFMT_FORMAT_MASK);
1002 	inv = (fmt & SND_SOC_DAIFMT_INV_MASK);
1003 
1004 	switch (format) {
1005 	case SND_SOC_DAIFMT_I2S:
1006 		spc &= ~SPDIF_PCM;
1007 		break;
1008 	case SND_SOC_DAIFMT_DSP_A:
1009 	case SND_SOC_DAIFMT_DSP_B:
1010 		if (mmcc & MS_MASTER) {
1011 			dev_err(codec->dev,
1012 				"PCM format in slave mode only\n");
1013 			return -EINVAL;
1014 		}
1015 		if (id == CS42L73_ASP) {
1016 			dev_err(codec->dev,
1017 				"PCM format is not supported on ASP port\n");
1018 			return -EINVAL;
1019 		}
1020 		spc |= SPDIF_PCM;
1021 		break;
1022 	default:
1023 		return -EINVAL;
1024 	}
1025 
1026 	if (spc & SPDIF_PCM) {
1027 		/* Clear PCM mode, clear PCM_BIT_ORDER bit for MSB->LSB */
1028 		spc &= ~(PCM_MODE_MASK | PCM_BIT_ORDER);
1029 		switch (format) {
1030 		case SND_SOC_DAIFMT_DSP_B:
1031 			if (inv == SND_SOC_DAIFMT_IB_IF)
1032 				spc |= PCM_MODE0;
1033 			if (inv == SND_SOC_DAIFMT_IB_NF)
1034 				spc |= PCM_MODE1;
1035 		break;
1036 		case SND_SOC_DAIFMT_DSP_A:
1037 			if (inv == SND_SOC_DAIFMT_IB_IF)
1038 				spc |= PCM_MODE1;
1039 			break;
1040 		default:
1041 			return -EINVAL;
1042 		}
1043 	}
1044 
1045 	priv->config[id].spc = spc;
1046 	priv->config[id].mmcc = mmcc;
1047 
1048 	return 0;
1049 }
1050 
1051 static u32 cs42l73_asrc_rates[] = {
1052 	8000, 11025, 12000, 16000, 22050,
1053 	24000, 32000, 44100, 48000
1054 };
1055 
1056 static unsigned int cs42l73_get_xspfs_coeff(u32 rate)
1057 {
1058 	int i;
1059 	for (i = 0; i < ARRAY_SIZE(cs42l73_asrc_rates); i++) {
1060 		if (cs42l73_asrc_rates[i] == rate)
1061 			return i + 1;
1062 	}
1063 	return 0;		/* 0 = Don't know */
1064 }
1065 
1066 static void cs42l73_update_asrc(struct snd_soc_codec *codec, int id, int srate)
1067 {
1068 	u8 spfs = 0;
1069 
1070 	if (srate > 0)
1071 		spfs = cs42l73_get_xspfs_coeff(srate);
1072 
1073 	switch (id) {
1074 	case CS42L73_XSP:
1075 		snd_soc_update_bits(codec, CS42L73_VXSPFS, 0x0f, spfs);
1076 	break;
1077 	case CS42L73_ASP:
1078 		snd_soc_update_bits(codec, CS42L73_ASPC, 0x3c, spfs << 2);
1079 	break;
1080 	case CS42L73_VSP:
1081 		snd_soc_update_bits(codec, CS42L73_VXSPFS, 0xf0, spfs << 4);
1082 	break;
1083 	default:
1084 	break;
1085 	}
1086 }
1087 
1088 static int cs42l73_pcm_hw_params(struct snd_pcm_substream *substream,
1089 				 struct snd_pcm_hw_params *params,
1090 				 struct snd_soc_dai *dai)
1091 {
1092 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
1093 	struct snd_soc_codec *codec = rtd->codec;
1094 	struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
1095 	int id = dai->id;
1096 	int mclk_coeff;
1097 	int srate = params_rate(params);
1098 
1099 	if (priv->config[id].mmcc & MS_MASTER) {
1100 		/* CS42L73 Master */
1101 		/* MCLK -> srate */
1102 		mclk_coeff =
1103 		    cs42l73_get_mclk_coeff(priv->mclk, srate);
1104 
1105 		if (mclk_coeff < 0)
1106 			return -EINVAL;
1107 
1108 		dev_dbg(codec->dev,
1109 			 "DAI[%d]: MCLK %u, srate %u, MMCC[5:0] = %x\n",
1110 			 id, priv->mclk, srate,
1111 			 cs42l73_mclk_coeffs[mclk_coeff].mmcc);
1112 
1113 		priv->config[id].mmcc &= 0xC0;
1114 		priv->config[id].mmcc |= cs42l73_mclk_coeffs[mclk_coeff].mmcc;
1115 		priv->config[id].spc &= 0xFC;
1116 		priv->config[id].spc &= MCK_SCLK_64FS;
1117 	} else {
1118 		/* CS42L73 Slave */
1119 		priv->config[id].spc &= 0xFC;
1120 		priv->config[id].spc |= MCK_SCLK_64FS;
1121 	}
1122 	/* Update ASRCs */
1123 	priv->config[id].srate = srate;
1124 
1125 	snd_soc_write(codec, CS42L73_SPC(id), priv->config[id].spc);
1126 	snd_soc_write(codec, CS42L73_MMCC(id), priv->config[id].mmcc);
1127 
1128 	cs42l73_update_asrc(codec, id, srate);
1129 
1130 	return 0;
1131 }
1132 
1133 static int cs42l73_set_bias_level(struct snd_soc_codec *codec,
1134 				  enum snd_soc_bias_level level)
1135 {
1136 	struct cs42l73_private *cs42l73 = snd_soc_codec_get_drvdata(codec);
1137 
1138 	switch (level) {
1139 	case SND_SOC_BIAS_ON:
1140 		snd_soc_update_bits(codec, CS42L73_DMMCC, MCLKDIS, 0);
1141 		snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 0);
1142 		break;
1143 
1144 	case SND_SOC_BIAS_PREPARE:
1145 		break;
1146 
1147 	case SND_SOC_BIAS_STANDBY:
1148 		if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
1149 			regcache_cache_only(cs42l73->regmap, false);
1150 			regcache_sync(cs42l73->regmap);
1151 		}
1152 		snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 1);
1153 		break;
1154 
1155 	case SND_SOC_BIAS_OFF:
1156 		snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 1);
1157 		snd_soc_update_bits(codec, CS42L73_DMMCC, MCLKDIS, 1);
1158 		break;
1159 	}
1160 	codec->dapm.bias_level = level;
1161 	return 0;
1162 }
1163 
1164 static int cs42l73_set_tristate(struct snd_soc_dai *dai, int tristate)
1165 {
1166 	struct snd_soc_codec *codec = dai->codec;
1167 	int id = dai->id;
1168 
1169 	return snd_soc_update_bits(codec, CS42L73_SPC(id),
1170 					0x7F, tristate << 7);
1171 }
1172 
1173 static struct snd_pcm_hw_constraint_list constraints_12_24 = {
1174 	.count  = ARRAY_SIZE(cs42l73_asrc_rates),
1175 	.list   = cs42l73_asrc_rates,
1176 };
1177 
1178 static int cs42l73_pcm_startup(struct snd_pcm_substream *substream,
1179 			       struct snd_soc_dai *dai)
1180 {
1181 	snd_pcm_hw_constraint_list(substream->runtime, 0,
1182 					SNDRV_PCM_HW_PARAM_RATE,
1183 					&constraints_12_24);
1184 	return 0;
1185 }
1186 
1187 /* SNDRV_PCM_RATE_KNOT -> 12000, 24000 Hz, limit with constraint list */
1188 #define CS42L73_RATES (SNDRV_PCM_RATE_8000_48000 | SNDRV_PCM_RATE_KNOT)
1189 
1190 
1191 #define CS42L73_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1192 	SNDRV_PCM_FMTBIT_S24_LE)
1193 
1194 static const struct snd_soc_dai_ops cs42l73_ops = {
1195 	.startup = cs42l73_pcm_startup,
1196 	.hw_params = cs42l73_pcm_hw_params,
1197 	.set_fmt = cs42l73_set_dai_fmt,
1198 	.set_sysclk = cs42l73_set_sysclk,
1199 	.set_tristate = cs42l73_set_tristate,
1200 };
1201 
1202 static struct snd_soc_dai_driver cs42l73_dai[] = {
1203 	{
1204 		.name = "cs42l73-xsp",
1205 		.id = CS42L73_XSP,
1206 		.playback = {
1207 			.stream_name = "XSP Playback",
1208 			.channels_min = 1,
1209 			.channels_max = 2,
1210 			.rates = CS42L73_RATES,
1211 			.formats = CS42L73_FORMATS,
1212 		},
1213 		.capture = {
1214 			.stream_name = "XSP Capture",
1215 			.channels_min = 1,
1216 			.channels_max = 2,
1217 			.rates = CS42L73_RATES,
1218 			.formats = CS42L73_FORMATS,
1219 		},
1220 		.ops = &cs42l73_ops,
1221 		.symmetric_rates = 1,
1222 	 },
1223 	{
1224 		.name = "cs42l73-asp",
1225 		.id = CS42L73_ASP,
1226 		.playback = {
1227 			.stream_name = "ASP Playback",
1228 			.channels_min = 2,
1229 			.channels_max = 2,
1230 			.rates = CS42L73_RATES,
1231 			.formats = CS42L73_FORMATS,
1232 		},
1233 		.capture = {
1234 			.stream_name = "ASP Capture",
1235 			.channels_min = 2,
1236 			.channels_max = 2,
1237 			.rates = CS42L73_RATES,
1238 			.formats = CS42L73_FORMATS,
1239 		},
1240 		.ops = &cs42l73_ops,
1241 		.symmetric_rates = 1,
1242 	 },
1243 	{
1244 		.name = "cs42l73-vsp",
1245 		.id = CS42L73_VSP,
1246 		.playback = {
1247 			.stream_name = "VSP Playback",
1248 			.channels_min = 1,
1249 			.channels_max = 2,
1250 			.rates = CS42L73_RATES,
1251 			.formats = CS42L73_FORMATS,
1252 		},
1253 		.capture = {
1254 			.stream_name = "VSP Capture",
1255 			.channels_min = 1,
1256 			.channels_max = 2,
1257 			.rates = CS42L73_RATES,
1258 			.formats = CS42L73_FORMATS,
1259 		},
1260 		.ops = &cs42l73_ops,
1261 		.symmetric_rates = 1,
1262 	 }
1263 };
1264 
1265 static int cs42l73_suspend(struct snd_soc_codec *codec)
1266 {
1267 	cs42l73_set_bias_level(codec, SND_SOC_BIAS_OFF);
1268 
1269 	return 0;
1270 }
1271 
1272 static int cs42l73_resume(struct snd_soc_codec *codec)
1273 {
1274 	cs42l73_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1275 	return 0;
1276 }
1277 
1278 static int cs42l73_probe(struct snd_soc_codec *codec)
1279 {
1280 	int ret;
1281 	struct cs42l73_private *cs42l73 = snd_soc_codec_get_drvdata(codec);
1282 
1283 	codec->control_data = cs42l73->regmap;
1284 
1285 	ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_REGMAP);
1286 	if (ret < 0) {
1287 		dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
1288 		return ret;
1289 	}
1290 
1291 	regcache_cache_only(cs42l73->regmap, true);
1292 
1293 	cs42l73_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1294 
1295 	cs42l73->mclksel = CS42L73_CLKID_MCLK1;	/* MCLK1 as master clk */
1296 	cs42l73->mclk = 0;
1297 
1298 	return ret;
1299 }
1300 
1301 static int cs42l73_remove(struct snd_soc_codec *codec)
1302 {
1303 	cs42l73_set_bias_level(codec, SND_SOC_BIAS_OFF);
1304 	return 0;
1305 }
1306 
1307 static struct snd_soc_codec_driver soc_codec_dev_cs42l73 = {
1308 	.probe = cs42l73_probe,
1309 	.remove = cs42l73_remove,
1310 	.suspend = cs42l73_suspend,
1311 	.resume = cs42l73_resume,
1312 	.set_bias_level = cs42l73_set_bias_level,
1313 
1314 	.dapm_widgets = cs42l73_dapm_widgets,
1315 	.num_dapm_widgets = ARRAY_SIZE(cs42l73_dapm_widgets),
1316 	.dapm_routes = cs42l73_audio_map,
1317 	.num_dapm_routes = ARRAY_SIZE(cs42l73_audio_map),
1318 
1319 	.controls = cs42l73_snd_controls,
1320 	.num_controls = ARRAY_SIZE(cs42l73_snd_controls),
1321 };
1322 
1323 static struct regmap_config cs42l73_regmap = {
1324 	.reg_bits = 8,
1325 	.val_bits = 8,
1326 
1327 	.max_register = CS42L73_MAX_REGISTER,
1328 	.reg_defaults = cs42l73_reg_defaults,
1329 	.num_reg_defaults = ARRAY_SIZE(cs42l73_reg_defaults),
1330 	.volatile_reg = cs42l73_volatile_register,
1331 	.readable_reg = cs42l73_readable_register,
1332 	.cache_type = REGCACHE_RBTREE,
1333 };
1334 
1335 static __devinit int cs42l73_i2c_probe(struct i2c_client *i2c_client,
1336 				       const struct i2c_device_id *id)
1337 {
1338 	struct cs42l73_private *cs42l73;
1339 	int ret;
1340 	unsigned int devid = 0;
1341 	unsigned int reg;
1342 
1343 	cs42l73 = devm_kzalloc(&i2c_client->dev, sizeof(struct cs42l73_private),
1344 			       GFP_KERNEL);
1345 	if (!cs42l73) {
1346 		dev_err(&i2c_client->dev, "could not allocate codec\n");
1347 		return -ENOMEM;
1348 	}
1349 
1350 	i2c_set_clientdata(i2c_client, cs42l73);
1351 
1352 	cs42l73->regmap = regmap_init_i2c(i2c_client, &cs42l73_regmap);
1353 	if (IS_ERR(cs42l73->regmap)) {
1354 		ret = PTR_ERR(cs42l73->regmap);
1355 		dev_err(&i2c_client->dev, "regmap_init() failed: %d\n", ret);
1356 		goto err;
1357 	}
1358 	/* initialize codec */
1359 	ret = regmap_read(cs42l73->regmap, CS42L73_DEVID_AB, &reg);
1360 	devid = (reg & 0xFF) << 12;
1361 
1362 	ret = regmap_read(cs42l73->regmap, CS42L73_DEVID_CD, &reg);
1363 	devid |= (reg & 0xFF) << 4;
1364 
1365 	ret = regmap_read(cs42l73->regmap, CS42L73_DEVID_E, &reg);
1366 	devid |= (reg & 0xF0) >> 4;
1367 
1368 
1369 	if (devid != CS42L73_DEVID) {
1370 		ret = -ENODEV;
1371 		dev_err(&i2c_client->dev,
1372 			"CS42L73 Device ID (%X). Expected %X\n",
1373 			devid, CS42L73_DEVID);
1374 		goto err_regmap;
1375 	}
1376 
1377 	ret = regmap_read(cs42l73->regmap, CS42L73_REVID, &reg);
1378 	if (ret < 0) {
1379 		dev_err(&i2c_client->dev, "Get Revision ID failed\n");
1380 		goto err_regmap;
1381 	}
1382 
1383 	dev_info(&i2c_client->dev,
1384 		 "Cirrus Logic CS42L73, Revision: %02X\n", reg & 0xFF);
1385 
1386 	regcache_cache_only(cs42l73->regmap, true);
1387 
1388 	ret =  snd_soc_register_codec(&i2c_client->dev,
1389 			&soc_codec_dev_cs42l73, cs42l73_dai,
1390 			ARRAY_SIZE(cs42l73_dai));
1391 	if (ret < 0)
1392 		goto err_regmap;
1393 	return 0;
1394 
1395 err_regmap:
1396 	regmap_exit(cs42l73->regmap);
1397 
1398 err:
1399 	return ret;
1400 }
1401 
1402 static __devexit int cs42l73_i2c_remove(struct i2c_client *client)
1403 {
1404 	struct cs42l73_private *cs42l73 = i2c_get_clientdata(client);
1405 
1406 	snd_soc_unregister_codec(&client->dev);
1407 	regmap_exit(cs42l73->regmap);
1408 
1409 	return 0;
1410 }
1411 
1412 static const struct i2c_device_id cs42l73_id[] = {
1413 	{"cs42l73", 0},
1414 	{}
1415 };
1416 
1417 MODULE_DEVICE_TABLE(i2c, cs42l73_id);
1418 
1419 static struct i2c_driver cs42l73_i2c_driver = {
1420 	.driver = {
1421 		   .name = "cs42l73",
1422 		   .owner = THIS_MODULE,
1423 		   },
1424 	.id_table = cs42l73_id,
1425 	.probe = cs42l73_i2c_probe,
1426 	.remove = __devexit_p(cs42l73_i2c_remove),
1427 
1428 };
1429 
1430 static int __init cs42l73_modinit(void)
1431 {
1432 	int ret;
1433 	ret = i2c_add_driver(&cs42l73_i2c_driver);
1434 	if (ret != 0) {
1435 		pr_err("Failed to register CS42L73 I2C driver: %d\n", ret);
1436 		return ret;
1437 	}
1438 	return 0;
1439 }
1440 
1441 module_init(cs42l73_modinit);
1442 
1443 static void __exit cs42l73_exit(void)
1444 {
1445 	i2c_del_driver(&cs42l73_i2c_driver);
1446 }
1447 
1448 module_exit(cs42l73_exit);
1449 
1450 MODULE_DESCRIPTION("ASoC CS42L73 driver");
1451 MODULE_AUTHOR("Georgi Vlaev, Nucleus Systems Ltd, <joe@nucleusys.com>");
1452 MODULE_AUTHOR("Brian Austin, Cirrus Logic Inc, <brian.austin@cirrus.com>");
1453 MODULE_LICENSE("GPL");
1454