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dfe0f98b BA |
1 | /* |
2 | * cs42l52.c -- CS42L52 ALSA SoC audio driver | |
3 | * | |
4 | * Copyright 2012 CirrusLogic, Inc. | |
5 | * | |
6 | * Author: Georgi Vlaev <joe@nucleusys.com> | |
7 | * Author: Brian Austin <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> | |
dfe0f98b BA |
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/input.h> | |
23 | #include <linux/regmap.h> | |
24 | #include <linux/slab.h> | |
25 | #include <linux/workqueue.h> | |
26 | #include <linux/platform_device.h> | |
dfe0f98b BA |
27 | #include <sound/core.h> |
28 | #include <sound/pcm.h> | |
29 | #include <sound/pcm_params.h> | |
30 | #include <sound/soc.h> | |
31 | #include <sound/soc-dapm.h> | |
32 | #include <sound/initval.h> | |
33 | #include <sound/tlv.h> | |
34 | #include <sound/cs42l52.h> | |
35 | #include "cs42l52.h" | |
36 | ||
37 | struct sp_config { | |
38 | u8 spc, format, spfs; | |
39 | u32 srate; | |
40 | }; | |
41 | ||
42 | struct cs42l52_private { | |
43 | struct regmap *regmap; | |
44 | struct snd_soc_codec *codec; | |
45 | struct device *dev; | |
46 | struct sp_config config; | |
47 | struct cs42l52_platform_data pdata; | |
48 | u32 sysclk; | |
49 | u8 mclksel; | |
50 | u32 mclk; | |
51 | u8 flags; | |
52 | #if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE) | |
53 | struct input_dev *beep; | |
54 | struct work_struct beep_work; | |
55 | int beep_rate; | |
56 | #endif | |
57 | }; | |
58 | ||
59 | static const struct reg_default cs42l52_reg_defaults[] = { | |
60 | { CS42L52_PWRCTL1, 0x9F }, /* r02 PWRCTL 1 */ | |
61 | { CS42L52_PWRCTL2, 0x07 }, /* r03 PWRCTL 2 */ | |
62 | { CS42L52_PWRCTL3, 0xFF }, /* r04 PWRCTL 3 */ | |
63 | { CS42L52_CLK_CTL, 0xA0 }, /* r05 Clocking Ctl */ | |
64 | { CS42L52_IFACE_CTL1, 0x00 }, /* r06 Interface Ctl 1 */ | |
65 | { CS42L52_ADC_PGA_A, 0x80 }, /* r08 Input A Select */ | |
66 | { CS42L52_ADC_PGA_B, 0x80 }, /* r09 Input B Select */ | |
67 | { CS42L52_ANALOG_HPF_CTL, 0xA5 }, /* r0A Analog HPF Ctl */ | |
68 | { CS42L52_ADC_HPF_FREQ, 0x00 }, /* r0B ADC HPF Corner Freq */ | |
69 | { CS42L52_ADC_MISC_CTL, 0x00 }, /* r0C Misc. ADC Ctl */ | |
70 | { CS42L52_PB_CTL1, 0x60 }, /* r0D Playback Ctl 1 */ | |
71 | { CS42L52_MISC_CTL, 0x02 }, /* r0E Misc. Ctl */ | |
72 | { CS42L52_PB_CTL2, 0x00 }, /* r0F Playback Ctl 2 */ | |
73 | { CS42L52_MICA_CTL, 0x00 }, /* r10 MICA Amp Ctl */ | |
74 | { CS42L52_MICB_CTL, 0x00 }, /* r11 MICB Amp Ctl */ | |
75 | { CS42L52_PGAA_CTL, 0x00 }, /* r12 PGAA Vol, Misc. */ | |
76 | { CS42L52_PGAB_CTL, 0x00 }, /* r13 PGAB Vol, Misc. */ | |
77 | { CS42L52_PASSTHRUA_VOL, 0x00 }, /* r14 Bypass A Vol */ | |
78 | { CS42L52_PASSTHRUB_VOL, 0x00 }, /* r15 Bypass B Vol */ | |
79 | { CS42L52_ADCA_VOL, 0x00 }, /* r16 ADCA Volume */ | |
80 | { CS42L52_ADCB_VOL, 0x00 }, /* r17 ADCB Volume */ | |
81 | { CS42L52_ADCA_MIXER_VOL, 0x80 }, /* r18 ADCA Mixer Volume */ | |
82 | { CS42L52_ADCB_MIXER_VOL, 0x80 }, /* r19 ADCB Mixer Volume */ | |
83 | { CS42L52_PCMA_MIXER_VOL, 0x00 }, /* r1A PCMA Mixer Volume */ | |
84 | { CS42L52_PCMB_MIXER_VOL, 0x00 }, /* r1B PCMB Mixer Volume */ | |
85 | { CS42L52_BEEP_FREQ, 0x00 }, /* r1C Beep Freq on Time */ | |
86 | { CS42L52_BEEP_VOL, 0x00 }, /* r1D Beep Volume off Time */ | |
87 | { CS42L52_BEEP_TONE_CTL, 0x00 }, /* r1E Beep Tone Cfg. */ | |
88 | { CS42L52_TONE_CTL, 0x00 }, /* r1F Tone Ctl */ | |
89 | { CS42L52_MASTERA_VOL, 0x88 }, /* r20 Master A Volume */ | |
90 | { CS42L52_MASTERB_VOL, 0x00 }, /* r21 Master B Volume */ | |
91 | { CS42L52_HPA_VOL, 0x00 }, /* r22 Headphone A Volume */ | |
92 | { CS42L52_HPB_VOL, 0x00 }, /* r23 Headphone B Volume */ | |
93 | { CS42L52_SPKA_VOL, 0x00 }, /* r24 Speaker A Volume */ | |
94 | { CS42L52_SPKB_VOL, 0x00 }, /* r25 Speaker B Volume */ | |
95 | { CS42L52_ADC_PCM_MIXER, 0x00 }, /* r26 Channel Mixer and Swap */ | |
96 | { CS42L52_LIMITER_CTL1, 0x00 }, /* r27 Limit Ctl 1 Thresholds */ | |
97 | { CS42L52_LIMITER_CTL2, 0x7F }, /* r28 Limit Ctl 2 Release Rate */ | |
98 | { CS42L52_LIMITER_AT_RATE, 0xC0 }, /* r29 Limiter Attack Rate */ | |
99 | { CS42L52_ALC_CTL, 0x00 }, /* r2A ALC Ctl 1 Attack Rate */ | |
100 | { CS42L52_ALC_RATE, 0x3F }, /* r2B ALC Release Rate */ | |
101 | { CS42L52_ALC_THRESHOLD, 0x3f }, /* r2C ALC Thresholds */ | |
102 | { CS42L52_NOISE_GATE_CTL, 0x00 }, /* r2D Noise Gate Ctl */ | |
103 | { CS42L52_CLK_STATUS, 0x00 }, /* r2E Overflow and Clock Status */ | |
104 | { CS42L52_BATT_COMPEN, 0x00 }, /* r2F battery Compensation */ | |
105 | { CS42L52_BATT_LEVEL, 0x00 }, /* r30 VP Battery Level */ | |
106 | { CS42L52_SPK_STATUS, 0x00 }, /* r31 Speaker Status */ | |
107 | { CS42L52_TEM_CTL, 0x3B }, /* r32 Temp Ctl */ | |
108 | { CS42L52_THE_FOLDBACK, 0x00 }, /* r33 Foldback */ | |
109 | }; | |
110 | ||
111 | static bool cs42l52_readable_register(struct device *dev, unsigned int reg) | |
112 | { | |
113 | switch (reg) { | |
114 | case CS42L52_CHIP: | |
115 | case CS42L52_PWRCTL1: | |
116 | case CS42L52_PWRCTL2: | |
117 | case CS42L52_PWRCTL3: | |
118 | case CS42L52_CLK_CTL: | |
119 | case CS42L52_IFACE_CTL1: | |
120 | case CS42L52_IFACE_CTL2: | |
121 | case CS42L52_ADC_PGA_A: | |
122 | case CS42L52_ADC_PGA_B: | |
123 | case CS42L52_ANALOG_HPF_CTL: | |
124 | case CS42L52_ADC_HPF_FREQ: | |
125 | case CS42L52_ADC_MISC_CTL: | |
126 | case CS42L52_PB_CTL1: | |
127 | case CS42L52_MISC_CTL: | |
128 | case CS42L52_PB_CTL2: | |
129 | case CS42L52_MICA_CTL: | |
130 | case CS42L52_MICB_CTL: | |
131 | case CS42L52_PGAA_CTL: | |
132 | case CS42L52_PGAB_CTL: | |
133 | case CS42L52_PASSTHRUA_VOL: | |
134 | case CS42L52_PASSTHRUB_VOL: | |
135 | case CS42L52_ADCA_VOL: | |
136 | case CS42L52_ADCB_VOL: | |
137 | case CS42L52_ADCA_MIXER_VOL: | |
138 | case CS42L52_ADCB_MIXER_VOL: | |
139 | case CS42L52_PCMA_MIXER_VOL: | |
140 | case CS42L52_PCMB_MIXER_VOL: | |
141 | case CS42L52_BEEP_FREQ: | |
142 | case CS42L52_BEEP_VOL: | |
143 | case CS42L52_BEEP_TONE_CTL: | |
144 | case CS42L52_TONE_CTL: | |
145 | case CS42L52_MASTERA_VOL: | |
146 | case CS42L52_MASTERB_VOL: | |
147 | case CS42L52_HPA_VOL: | |
148 | case CS42L52_HPB_VOL: | |
149 | case CS42L52_SPKA_VOL: | |
150 | case CS42L52_SPKB_VOL: | |
151 | case CS42L52_ADC_PCM_MIXER: | |
152 | case CS42L52_LIMITER_CTL1: | |
153 | case CS42L52_LIMITER_CTL2: | |
154 | case CS42L52_LIMITER_AT_RATE: | |
155 | case CS42L52_ALC_CTL: | |
156 | case CS42L52_ALC_RATE: | |
157 | case CS42L52_ALC_THRESHOLD: | |
158 | case CS42L52_NOISE_GATE_CTL: | |
159 | case CS42L52_CLK_STATUS: | |
160 | case CS42L52_BATT_COMPEN: | |
161 | case CS42L52_BATT_LEVEL: | |
162 | case CS42L52_SPK_STATUS: | |
163 | case CS42L52_TEM_CTL: | |
164 | case CS42L52_THE_FOLDBACK: | |
165 | case CS42L52_CHARGE_PUMP: | |
166 | return true; | |
167 | default: | |
168 | return false; | |
169 | } | |
170 | } | |
171 | ||
172 | static bool cs42l52_volatile_register(struct device *dev, unsigned int reg) | |
173 | { | |
174 | switch (reg) { | |
175 | case CS42L52_IFACE_CTL2: | |
176 | case CS42L52_CLK_STATUS: | |
177 | case CS42L52_BATT_LEVEL: | |
178 | case CS42L52_SPK_STATUS: | |
179 | case CS42L52_CHARGE_PUMP: | |
180 | return 1; | |
181 | default: | |
182 | return 0; | |
183 | } | |
184 | } | |
185 | ||
186 | static DECLARE_TLV_DB_SCALE(hl_tlv, -10200, 50, 0); | |
187 | ||
188 | static DECLARE_TLV_DB_SCALE(hpd_tlv, -9600, 50, 1); | |
189 | ||
190 | static DECLARE_TLV_DB_SCALE(ipd_tlv, -9600, 100, 0); | |
191 | ||
192 | static DECLARE_TLV_DB_SCALE(mic_tlv, 1600, 100, 0); | |
193 | ||
194 | static DECLARE_TLV_DB_SCALE(pga_tlv, -600, 50, 0); | |
195 | ||
196 | static const unsigned int limiter_tlv[] = { | |
197 | TLV_DB_RANGE_HEAD(2), | |
198 | 0, 2, TLV_DB_SCALE_ITEM(-3000, 600, 0), | |
199 | 3, 7, TLV_DB_SCALE_ITEM(-1200, 300, 0), | |
200 | }; | |
201 | ||
202 | static const char * const cs42l52_adca_text[] = { | |
203 | "Input1A", "Input2A", "Input3A", "Input4A", "PGA Input Left"}; | |
204 | ||
205 | static const char * const cs42l52_adcb_text[] = { | |
206 | "Input1B", "Input2B", "Input3B", "Input4B", "PGA Input Right"}; | |
207 | ||
208 | static const struct soc_enum adca_enum = | |
209 | SOC_ENUM_SINGLE(CS42L52_ADC_PGA_A, 5, | |
210 | ARRAY_SIZE(cs42l52_adca_text), cs42l52_adca_text); | |
211 | ||
212 | static const struct soc_enum adcb_enum = | |
213 | SOC_ENUM_SINGLE(CS42L52_ADC_PGA_B, 5, | |
214 | ARRAY_SIZE(cs42l52_adcb_text), cs42l52_adcb_text); | |
215 | ||
216 | static const struct snd_kcontrol_new adca_mux = | |
217 | SOC_DAPM_ENUM("Left ADC Input Capture Mux", adca_enum); | |
218 | ||
219 | static const struct snd_kcontrol_new adcb_mux = | |
220 | SOC_DAPM_ENUM("Right ADC Input Capture Mux", adcb_enum); | |
221 | ||
222 | static const char * const mic_bias_level_text[] = { | |
223 | "0.5 +VA", "0.6 +VA", "0.7 +VA", | |
224 | "0.8 +VA", "0.83 +VA", "0.91 +VA" | |
225 | }; | |
226 | ||
227 | static const struct soc_enum mic_bias_level_enum = | |
228 | SOC_ENUM_SINGLE(CS42L52_IFACE_CTL1, 0, | |
229 | ARRAY_SIZE(mic_bias_level_text), mic_bias_level_text); | |
230 | ||
231 | static const char * const cs42l52_mic_text[] = { "Single", "Differential" }; | |
232 | ||
233 | static const struct soc_enum mica_enum = | |
234 | SOC_ENUM_SINGLE(CS42L52_MICA_CTL, 5, | |
235 | ARRAY_SIZE(cs42l52_mic_text), cs42l52_mic_text); | |
236 | ||
237 | static const struct soc_enum micb_enum = | |
238 | SOC_ENUM_SINGLE(CS42L52_MICB_CTL, 5, | |
239 | ARRAY_SIZE(cs42l52_mic_text), cs42l52_mic_text); | |
240 | ||
241 | static const struct snd_kcontrol_new mica_mux = | |
242 | SOC_DAPM_ENUM("Left Mic Input Capture Mux", mica_enum); | |
243 | ||
244 | static const struct snd_kcontrol_new micb_mux = | |
245 | SOC_DAPM_ENUM("Right Mic Input Capture Mux", micb_enum); | |
246 | ||
247 | static const char * const digital_output_mux_text[] = {"ADC", "DSP"}; | |
248 | ||
249 | static const struct soc_enum digital_output_mux_enum = | |
250 | SOC_ENUM_SINGLE(CS42L52_ADC_MISC_CTL, 6, | |
251 | ARRAY_SIZE(digital_output_mux_text), | |
252 | digital_output_mux_text); | |
253 | ||
254 | static const struct snd_kcontrol_new digital_output_mux = | |
255 | SOC_DAPM_ENUM("Digital Output Mux", digital_output_mux_enum); | |
256 | ||
257 | static const char * const hp_gain_num_text[] = { | |
258 | "0.3959", "0.4571", "0.5111", "0.6047", | |
259 | "0.7099", "0.8399", "1.000", "1.1430" | |
260 | }; | |
261 | ||
262 | static const struct soc_enum hp_gain_enum = | |
263 | SOC_ENUM_SINGLE(CS42L52_PB_CTL1, 4, | |
264 | ARRAY_SIZE(hp_gain_num_text), hp_gain_num_text); | |
265 | ||
266 | static const char * const beep_pitch_text[] = { | |
267 | "C4", "C5", "D5", "E5", "F5", "G5", "A5", "B5", | |
268 | "C6", "D6", "E6", "F6", "G6", "A6", "B6", "C7" | |
269 | }; | |
270 | ||
271 | static const struct soc_enum beep_pitch_enum = | |
272 | SOC_ENUM_SINGLE(CS42L52_BEEP_FREQ, 4, | |
273 | ARRAY_SIZE(beep_pitch_text), beep_pitch_text); | |
274 | ||
275 | static const char * const beep_ontime_text[] = { | |
276 | "86 ms", "430 ms", "780 ms", "1.20 s", "1.50 s", | |
277 | "1.80 s", "2.20 s", "2.50 s", "2.80 s", "3.20 s", | |
278 | "3.50 s", "3.80 s", "4.20 s", "4.50 s", "4.80 s", "5.20 s" | |
279 | }; | |
280 | ||
281 | static const struct soc_enum beep_ontime_enum = | |
282 | SOC_ENUM_SINGLE(CS42L52_BEEP_FREQ, 0, | |
283 | ARRAY_SIZE(beep_ontime_text), beep_ontime_text); | |
284 | ||
285 | static const char * const beep_offtime_text[] = { | |
286 | "1.23 s", "2.58 s", "3.90 s", "5.20 s", | |
287 | "6.60 s", "8.05 s", "9.35 s", "10.80 s" | |
288 | }; | |
289 | ||
290 | static const struct soc_enum beep_offtime_enum = | |
291 | SOC_ENUM_SINGLE(CS42L52_BEEP_VOL, 5, | |
292 | ARRAY_SIZE(beep_offtime_text), beep_offtime_text); | |
293 | ||
294 | static const char * const beep_config_text[] = { | |
295 | "Off", "Single", "Multiple", "Continuous" | |
296 | }; | |
297 | ||
298 | static const struct soc_enum beep_config_enum = | |
299 | SOC_ENUM_SINGLE(CS42L52_BEEP_TONE_CTL, 6, | |
300 | ARRAY_SIZE(beep_config_text), beep_config_text); | |
301 | ||
302 | static const char * const beep_bass_text[] = { | |
303 | "50 Hz", "100 Hz", "200 Hz", "250 Hz" | |
304 | }; | |
305 | ||
306 | static const struct soc_enum beep_bass_enum = | |
307 | SOC_ENUM_SINGLE(CS42L52_BEEP_TONE_CTL, 1, | |
308 | ARRAY_SIZE(beep_bass_text), beep_bass_text); | |
309 | ||
310 | static const char * const beep_treble_text[] = { | |
311 | "5 kHz", "7 kHz", "10 kHz", " 15 kHz" | |
312 | }; | |
313 | ||
314 | static const struct soc_enum beep_treble_enum = | |
315 | SOC_ENUM_SINGLE(CS42L52_BEEP_TONE_CTL, 3, | |
316 | ARRAY_SIZE(beep_treble_text), beep_treble_text); | |
317 | ||
318 | static const char * const ng_threshold_text[] = { | |
319 | "-34dB", "-37dB", "-40dB", "-43dB", | |
320 | "-46dB", "-52dB", "-58dB", "-64dB" | |
321 | }; | |
322 | ||
323 | static const struct soc_enum ng_threshold_enum = | |
324 | SOC_ENUM_SINGLE(CS42L52_NOISE_GATE_CTL, 2, | |
325 | ARRAY_SIZE(ng_threshold_text), ng_threshold_text); | |
326 | ||
327 | static const char * const cs42l52_ng_delay_text[] = { | |
328 | "50ms", "100ms", "150ms", "200ms"}; | |
329 | ||
330 | static const struct soc_enum ng_delay_enum = | |
331 | SOC_ENUM_SINGLE(CS42L52_NOISE_GATE_CTL, 0, | |
332 | ARRAY_SIZE(cs42l52_ng_delay_text), cs42l52_ng_delay_text); | |
333 | ||
334 | static const char * const cs42l52_ng_type_text[] = { | |
335 | "Apply Specific", "Apply All" | |
336 | }; | |
337 | ||
338 | static const struct soc_enum ng_type_enum = | |
339 | SOC_ENUM_SINGLE(CS42L52_NOISE_GATE_CTL, 6, | |
340 | ARRAY_SIZE(cs42l52_ng_type_text), cs42l52_ng_type_text); | |
341 | ||
342 | static const char * const left_swap_text[] = { | |
343 | "Left", "LR 2", "Right"}; | |
344 | ||
345 | static const char * const right_swap_text[] = { | |
346 | "Right", "LR 2", "Left"}; | |
347 | ||
348 | static const unsigned int swap_values[] = { 0, 1, 3 }; | |
349 | ||
350 | static const struct soc_enum adca_swap_enum = | |
351 | SOC_VALUE_ENUM_SINGLE(CS42L52_ADC_PCM_MIXER, 2, 1, | |
352 | ARRAY_SIZE(left_swap_text), | |
353 | left_swap_text, | |
354 | swap_values); | |
355 | ||
356 | static const struct snd_kcontrol_new adca_mixer = | |
357 | SOC_DAPM_ENUM("Route", adca_swap_enum); | |
358 | ||
359 | static const struct soc_enum pcma_swap_enum = | |
360 | SOC_VALUE_ENUM_SINGLE(CS42L52_ADC_PCM_MIXER, 6, 1, | |
361 | ARRAY_SIZE(left_swap_text), | |
362 | left_swap_text, | |
363 | swap_values); | |
364 | ||
365 | static const struct snd_kcontrol_new pcma_mixer = | |
366 | SOC_DAPM_ENUM("Route", pcma_swap_enum); | |
367 | ||
368 | static const struct soc_enum adcb_swap_enum = | |
369 | SOC_VALUE_ENUM_SINGLE(CS42L52_ADC_PCM_MIXER, 0, 1, | |
370 | ARRAY_SIZE(right_swap_text), | |
371 | right_swap_text, | |
372 | swap_values); | |
373 | ||
374 | static const struct snd_kcontrol_new adcb_mixer = | |
375 | SOC_DAPM_ENUM("Route", adcb_swap_enum); | |
376 | ||
377 | static const struct soc_enum pcmb_swap_enum = | |
378 | SOC_VALUE_ENUM_SINGLE(CS42L52_ADC_PCM_MIXER, 4, 1, | |
379 | ARRAY_SIZE(right_swap_text), | |
380 | right_swap_text, | |
381 | swap_values); | |
382 | ||
383 | static const struct snd_kcontrol_new pcmb_mixer = | |
384 | SOC_DAPM_ENUM("Route", pcmb_swap_enum); | |
385 | ||
386 | ||
387 | static const struct snd_kcontrol_new passthrul_ctl = | |
388 | SOC_DAPM_SINGLE("Switch", CS42L52_MISC_CTL, 6, 1, 0); | |
389 | ||
390 | static const struct snd_kcontrol_new passthrur_ctl = | |
391 | SOC_DAPM_SINGLE("Switch", CS42L52_MISC_CTL, 7, 1, 0); | |
392 | ||
393 | static const struct snd_kcontrol_new spkl_ctl = | |
394 | SOC_DAPM_SINGLE("Switch", CS42L52_PWRCTL3, 0, 1, 1); | |
395 | ||
396 | static const struct snd_kcontrol_new spkr_ctl = | |
397 | SOC_DAPM_SINGLE("Switch", CS42L52_PWRCTL3, 2, 1, 1); | |
398 | ||
399 | static const struct snd_kcontrol_new hpl_ctl = | |
400 | SOC_DAPM_SINGLE("Switch", CS42L52_PWRCTL3, 4, 1, 1); | |
401 | ||
402 | static const struct snd_kcontrol_new hpr_ctl = | |
403 | SOC_DAPM_SINGLE("Switch", CS42L52_PWRCTL3, 6, 1, 1); | |
404 | ||
405 | static const struct snd_kcontrol_new cs42l52_snd_controls[] = { | |
406 | ||
407 | SOC_DOUBLE_R_SX_TLV("Master Volume", CS42L52_MASTERA_VOL, | |
408 | CS42L52_MASTERB_VOL, 0, 0x34, 0xE4, hl_tlv), | |
409 | ||
410 | SOC_DOUBLE_R_SX_TLV("Headphone Volume", CS42L52_HPA_VOL, | |
411 | CS42L52_HPB_VOL, 0, 0x34, 0xCC, hpd_tlv), | |
412 | ||
413 | SOC_ENUM("Headphone Analog Gain", hp_gain_enum), | |
414 | ||
415 | SOC_DOUBLE_R_SX_TLV("Speaker Volume", CS42L52_SPKA_VOL, | |
416 | CS42L52_SPKB_VOL, 7, 0x1, 0xff, hl_tlv), | |
417 | ||
418 | SOC_DOUBLE_R_SX_TLV("Bypass Volume", CS42L52_PASSTHRUA_VOL, | |
419 | CS42L52_PASSTHRUB_VOL, 6, 0x18, 0x90, pga_tlv), | |
420 | ||
421 | SOC_DOUBLE("Bypass Mute", CS42L52_MISC_CTL, 4, 5, 1, 0), | |
422 | ||
423 | SOC_DOUBLE_R_TLV("MIC Gain Volume", CS42L52_MICA_CTL, | |
424 | CS42L52_MICB_CTL, 0, 0x10, 0, mic_tlv), | |
425 | ||
426 | SOC_ENUM("MIC Bias Level", mic_bias_level_enum), | |
427 | ||
428 | SOC_DOUBLE_R_SX_TLV("ADC Volume", CS42L52_ADCA_VOL, | |
429 | CS42L52_ADCB_VOL, 7, 0x80, 0xA0, ipd_tlv), | |
430 | SOC_DOUBLE_R_SX_TLV("ADC Mixer Volume", | |
431 | CS42L52_ADCA_MIXER_VOL, CS42L52_ADCB_MIXER_VOL, | |
432 | 6, 0x7f, 0x19, ipd_tlv), | |
433 | ||
434 | SOC_DOUBLE("ADC Switch", CS42L52_ADC_MISC_CTL, 0, 1, 1, 0), | |
435 | ||
436 | SOC_DOUBLE_R("ADC Mixer Switch", CS42L52_ADCA_MIXER_VOL, | |
437 | CS42L52_ADCB_MIXER_VOL, 7, 1, 1), | |
438 | ||
439 | SOC_DOUBLE_R_SX_TLV("PGA Volume", CS42L52_PGAA_CTL, | |
440 | CS42L52_PGAB_CTL, 0, 0x28, 0x30, pga_tlv), | |
441 | ||
442 | SOC_DOUBLE_R_SX_TLV("PCM Mixer Volume", | |
443 | CS42L52_PCMA_MIXER_VOL, CS42L52_PCMB_MIXER_VOL, | |
444 | 6, 0x7f, 0x19, hl_tlv), | |
445 | SOC_DOUBLE_R("PCM Mixer Switch", | |
446 | CS42L52_PCMA_MIXER_VOL, CS42L52_PCMB_MIXER_VOL, 7, 1, 1), | |
447 | ||
448 | SOC_ENUM("Beep Config", beep_config_enum), | |
449 | SOC_ENUM("Beep Pitch", beep_pitch_enum), | |
450 | SOC_ENUM("Beep on Time", beep_ontime_enum), | |
451 | SOC_ENUM("Beep off Time", beep_offtime_enum), | |
452 | SOC_SINGLE_TLV("Beep Volume", CS42L52_BEEP_VOL, 0, 0x1f, 0x07, hl_tlv), | |
453 | SOC_SINGLE("Beep Mixer Switch", CS42L52_BEEP_TONE_CTL, 5, 1, 1), | |
454 | SOC_ENUM("Beep Treble Corner Freq", beep_treble_enum), | |
455 | SOC_ENUM("Beep Bass Corner Freq", beep_bass_enum), | |
456 | ||
457 | SOC_SINGLE("Tone Control Switch", CS42L52_BEEP_TONE_CTL, 0, 1, 1), | |
458 | SOC_SINGLE_TLV("Treble Gain Volume", | |
459 | CS42L52_TONE_CTL, 4, 15, 1, hl_tlv), | |
460 | SOC_SINGLE_TLV("Bass Gain Volume", | |
461 | CS42L52_TONE_CTL, 0, 15, 1, hl_tlv), | |
462 | ||
463 | /* Limiter */ | |
464 | SOC_SINGLE_TLV("Limiter Max Threshold Volume", | |
465 | CS42L52_LIMITER_CTL1, 5, 7, 0, limiter_tlv), | |
466 | SOC_SINGLE_TLV("Limiter Cushion Threshold Volume", | |
467 | CS42L52_LIMITER_CTL1, 2, 7, 0, limiter_tlv), | |
468 | SOC_SINGLE_TLV("Limiter Release Rate Volume", | |
469 | CS42L52_LIMITER_CTL2, 0, 63, 0, limiter_tlv), | |
470 | SOC_SINGLE_TLV("Limiter Attack Rate Volume", | |
471 | CS42L52_LIMITER_AT_RATE, 0, 63, 0, limiter_tlv), | |
472 | ||
473 | SOC_SINGLE("Limiter SR Switch", CS42L52_LIMITER_CTL1, 1, 1, 0), | |
474 | SOC_SINGLE("Limiter ZC Switch", CS42L52_LIMITER_CTL1, 0, 1, 0), | |
475 | SOC_SINGLE("Limiter Switch", CS42L52_LIMITER_CTL2, 7, 1, 0), | |
476 | ||
477 | /* ALC */ | |
478 | SOC_SINGLE_TLV("ALC Attack Rate Volume", CS42L52_ALC_CTL, | |
479 | 0, 63, 0, limiter_tlv), | |
480 | SOC_SINGLE_TLV("ALC Release Rate Volume", CS42L52_ALC_RATE, | |
481 | 0, 63, 0, limiter_tlv), | |
482 | SOC_SINGLE_TLV("ALC Max Threshold Volume", CS42L52_ALC_THRESHOLD, | |
483 | 5, 7, 0, limiter_tlv), | |
484 | SOC_SINGLE_TLV("ALC Min Threshold Volume", CS42L52_ALC_THRESHOLD, | |
485 | 2, 7, 0, limiter_tlv), | |
486 | ||
487 | SOC_DOUBLE_R("ALC SR Capture Switch", CS42L52_PGAA_CTL, | |
488 | CS42L52_PGAB_CTL, 7, 1, 1), | |
489 | SOC_DOUBLE_R("ALC ZC Capture Switch", CS42L52_PGAA_CTL, | |
490 | CS42L52_PGAB_CTL, 6, 1, 1), | |
491 | SOC_DOUBLE("ALC Capture Switch", CS42L52_ALC_CTL, 6, 7, 1, 0), | |
492 | ||
493 | /* Noise gate */ | |
494 | SOC_ENUM("NG Type Switch", ng_type_enum), | |
495 | SOC_SINGLE("NG Enable Switch", CS42L52_NOISE_GATE_CTL, 6, 1, 0), | |
496 | SOC_SINGLE("NG Boost Switch", CS42L52_NOISE_GATE_CTL, 5, 1, 1), | |
497 | SOC_ENUM("NG Threshold", ng_threshold_enum), | |
498 | SOC_ENUM("NG Delay", ng_delay_enum), | |
499 | ||
500 | SOC_DOUBLE("HPF Switch", CS42L52_ANALOG_HPF_CTL, 5, 7, 1, 0), | |
501 | ||
502 | SOC_DOUBLE("Analog SR Switch", CS42L52_ANALOG_HPF_CTL, 1, 3, 1, 1), | |
503 | SOC_DOUBLE("Analog ZC Switch", CS42L52_ANALOG_HPF_CTL, 0, 2, 1, 1), | |
504 | SOC_SINGLE("Digital SR Switch", CS42L52_MISC_CTL, 1, 1, 0), | |
505 | SOC_SINGLE("Digital ZC Switch", CS42L52_MISC_CTL, 0, 1, 0), | |
506 | SOC_SINGLE("Deemphasis Switch", CS42L52_MISC_CTL, 2, 1, 0), | |
507 | ||
508 | SOC_SINGLE("Batt Compensation Switch", CS42L52_BATT_COMPEN, 7, 1, 0), | |
509 | SOC_SINGLE("Batt VP Monitor Switch", CS42L52_BATT_COMPEN, 6, 1, 0), | |
510 | SOC_SINGLE("Batt VP ref", CS42L52_BATT_COMPEN, 0, 0x0f, 0), | |
511 | ||
512 | SOC_SINGLE("PGA AIN1L Switch", CS42L52_ADC_PGA_A, 0, 1, 0), | |
513 | SOC_SINGLE("PGA AIN1R Switch", CS42L52_ADC_PGA_B, 0, 1, 0), | |
514 | SOC_SINGLE("PGA AIN2L Switch", CS42L52_ADC_PGA_A, 1, 1, 0), | |
515 | SOC_SINGLE("PGA AIN2R Switch", CS42L52_ADC_PGA_B, 1, 1, 0), | |
516 | ||
517 | SOC_SINGLE("PGA AIN3L Switch", CS42L52_ADC_PGA_A, 2, 1, 0), | |
518 | SOC_SINGLE("PGA AIN3R Switch", CS42L52_ADC_PGA_B, 2, 1, 0), | |
519 | ||
520 | SOC_SINGLE("PGA AIN4L Switch", CS42L52_ADC_PGA_A, 3, 1, 0), | |
521 | SOC_SINGLE("PGA AIN4R Switch", CS42L52_ADC_PGA_B, 3, 1, 0), | |
522 | ||
523 | SOC_SINGLE("PGA MICA Switch", CS42L52_ADC_PGA_A, 4, 1, 0), | |
524 | SOC_SINGLE("PGA MICB Switch", CS42L52_ADC_PGA_B, 4, 1, 0), | |
525 | ||
526 | }; | |
527 | ||
528 | static const struct snd_soc_dapm_widget cs42l52_dapm_widgets[] = { | |
529 | ||
530 | SND_SOC_DAPM_INPUT("AIN1L"), | |
531 | SND_SOC_DAPM_INPUT("AIN1R"), | |
532 | SND_SOC_DAPM_INPUT("AIN2L"), | |
533 | SND_SOC_DAPM_INPUT("AIN2R"), | |
534 | SND_SOC_DAPM_INPUT("AIN3L"), | |
535 | SND_SOC_DAPM_INPUT("AIN3R"), | |
536 | SND_SOC_DAPM_INPUT("AIN4L"), | |
537 | SND_SOC_DAPM_INPUT("AIN4R"), | |
538 | SND_SOC_DAPM_INPUT("MICA"), | |
539 | SND_SOC_DAPM_INPUT("MICB"), | |
540 | SND_SOC_DAPM_SIGGEN("Beep"), | |
541 | ||
542 | SND_SOC_DAPM_AIF_OUT("AIFOUTL", NULL, 0, | |
543 | SND_SOC_NOPM, 0, 0), | |
544 | SND_SOC_DAPM_AIF_OUT("AIFOUTR", NULL, 0, | |
545 | SND_SOC_NOPM, 0, 0), | |
546 | ||
547 | SND_SOC_DAPM_MUX("MICA Mux", SND_SOC_NOPM, 0, 0, &mica_mux), | |
548 | SND_SOC_DAPM_MUX("MICB Mux", SND_SOC_NOPM, 0, 0, &micb_mux), | |
549 | ||
550 | SND_SOC_DAPM_ADC("ADC Left", NULL, CS42L52_PWRCTL1, 1, 1), | |
551 | SND_SOC_DAPM_ADC("ADC Right", NULL, CS42L52_PWRCTL1, 2, 1), | |
552 | SND_SOC_DAPM_PGA("PGA Left", CS42L52_PWRCTL1, 3, 1, NULL, 0), | |
553 | SND_SOC_DAPM_PGA("PGA Right", CS42L52_PWRCTL1, 4, 1, NULL, 0), | |
554 | ||
555 | SND_SOC_DAPM_MUX("ADC Left Mux", SND_SOC_NOPM, 0, 0, &adca_mux), | |
556 | SND_SOC_DAPM_MUX("ADC Right Mux", SND_SOC_NOPM, 0, 0, &adcb_mux), | |
557 | ||
558 | SND_SOC_DAPM_MUX("ADC Left Swap", SND_SOC_NOPM, | |
559 | 0, 0, &adca_mixer), | |
560 | SND_SOC_DAPM_MUX("ADC Right Swap", SND_SOC_NOPM, | |
561 | 0, 0, &adcb_mixer), | |
562 | ||
563 | SND_SOC_DAPM_MUX("Output Mux", SND_SOC_NOPM, | |
564 | 0, 0, &digital_output_mux), | |
565 | ||
566 | SND_SOC_DAPM_PGA("PGA MICA", CS42L52_PWRCTL2, 1, 1, NULL, 0), | |
567 | SND_SOC_DAPM_PGA("PGA MICB", CS42L52_PWRCTL2, 2, 1, NULL, 0), | |
568 | ||
569 | SND_SOC_DAPM_SUPPLY("Mic Bias", CS42L52_PWRCTL2, 0, 1, NULL, 0), | |
570 | SND_SOC_DAPM_SUPPLY("Charge Pump", CS42L52_PWRCTL1, 7, 1, NULL, 0), | |
571 | ||
572 | SND_SOC_DAPM_AIF_IN("AIFINL", NULL, 0, | |
573 | SND_SOC_NOPM, 0, 0), | |
574 | SND_SOC_DAPM_AIF_IN("AIFINR", NULL, 0, | |
575 | SND_SOC_NOPM, 0, 0), | |
576 | ||
577 | SND_SOC_DAPM_DAC("DAC Left", NULL, SND_SOC_NOPM, 0, 0), | |
578 | SND_SOC_DAPM_DAC("DAC Right", NULL, SND_SOC_NOPM, 0, 0), | |
579 | ||
580 | SND_SOC_DAPM_SWITCH("Bypass Left", CS42L52_MISC_CTL, | |
581 | 6, 0, &passthrul_ctl), | |
582 | SND_SOC_DAPM_SWITCH("Bypass Right", CS42L52_MISC_CTL, | |
583 | 7, 0, &passthrur_ctl), | |
584 | ||
585 | SND_SOC_DAPM_MUX("PCM Left Swap", SND_SOC_NOPM, | |
586 | 0, 0, &pcma_mixer), | |
587 | SND_SOC_DAPM_MUX("PCM Right Swap", SND_SOC_NOPM, | |
588 | 0, 0, &pcmb_mixer), | |
589 | ||
590 | SND_SOC_DAPM_SWITCH("HP Left Amp", SND_SOC_NOPM, 0, 0, &hpl_ctl), | |
591 | SND_SOC_DAPM_SWITCH("HP Right Amp", SND_SOC_NOPM, 0, 0, &hpr_ctl), | |
592 | ||
593 | SND_SOC_DAPM_SWITCH("SPK Left Amp", SND_SOC_NOPM, 0, 0, &spkl_ctl), | |
594 | SND_SOC_DAPM_SWITCH("SPK Right Amp", SND_SOC_NOPM, 0, 0, &spkr_ctl), | |
595 | ||
596 | SND_SOC_DAPM_OUTPUT("HPOUTA"), | |
597 | SND_SOC_DAPM_OUTPUT("HPOUTB"), | |
598 | SND_SOC_DAPM_OUTPUT("SPKOUTA"), | |
599 | SND_SOC_DAPM_OUTPUT("SPKOUTB"), | |
600 | ||
601 | }; | |
602 | ||
603 | static const struct snd_soc_dapm_route cs42l52_audio_map[] = { | |
604 | ||
605 | {"Capture", NULL, "AIFOUTL"}, | |
606 | {"Capture", NULL, "AIFOUTL"}, | |
607 | ||
608 | {"AIFOUTL", NULL, "Output Mux"}, | |
609 | {"AIFOUTR", NULL, "Output Mux"}, | |
610 | ||
611 | {"Output Mux", "ADC", "ADC Left"}, | |
612 | {"Output Mux", "ADC", "ADC Right"}, | |
613 | ||
614 | {"ADC Left", NULL, "Charge Pump"}, | |
615 | {"ADC Right", NULL, "Charge Pump"}, | |
616 | ||
617 | {"Charge Pump", NULL, "ADC Left Mux"}, | |
618 | {"Charge Pump", NULL, "ADC Right Mux"}, | |
619 | ||
620 | {"ADC Left Mux", "Input1A", "AIN1L"}, | |
621 | {"ADC Right Mux", "Input1B", "AIN1R"}, | |
622 | {"ADC Left Mux", "Input2A", "AIN2L"}, | |
623 | {"ADC Right Mux", "Input2B", "AIN2R"}, | |
624 | {"ADC Left Mux", "Input3A", "AIN3L"}, | |
625 | {"ADC Right Mux", "Input3B", "AIN3R"}, | |
626 | {"ADC Left Mux", "Input4A", "AIN4L"}, | |
627 | {"ADC Right Mux", "Input4B", "AIN4R"}, | |
628 | {"ADC Left Mux", "PGA Input Left", "PGA Left"}, | |
629 | {"ADC Right Mux", "PGA Input Right" , "PGA Right"}, | |
630 | ||
631 | {"PGA Left", "Switch", "AIN1L"}, | |
632 | {"PGA Right", "Switch", "AIN1R"}, | |
633 | {"PGA Left", "Switch", "AIN2L"}, | |
634 | {"PGA Right", "Switch", "AIN2R"}, | |
635 | {"PGA Left", "Switch", "AIN3L"}, | |
636 | {"PGA Right", "Switch", "AIN3R"}, | |
637 | {"PGA Left", "Switch", "AIN4L"}, | |
638 | {"PGA Right", "Switch", "AIN4R"}, | |
639 | ||
640 | {"PGA Left", "Switch", "PGA MICA"}, | |
641 | {"PGA MICA", NULL, "MICA"}, | |
642 | ||
643 | {"PGA Right", "Switch", "PGA MICB"}, | |
644 | {"PGA MICB", NULL, "MICB"}, | |
645 | ||
646 | {"HPOUTA", NULL, "HP Left Amp"}, | |
647 | {"HPOUTB", NULL, "HP Right Amp"}, | |
648 | {"HP Left Amp", NULL, "Bypass Left"}, | |
649 | {"HP Right Amp", NULL, "Bypass Right"}, | |
650 | {"Bypass Left", "Switch", "PGA Left"}, | |
651 | {"Bypass Right", "Switch", "PGA Right"}, | |
652 | {"HP Left Amp", "Switch", "DAC Left"}, | |
653 | {"HP Right Amp", "Switch", "DAC Right"}, | |
654 | ||
655 | {"SPKOUTA", NULL, "SPK Left Amp"}, | |
656 | {"SPKOUTB", NULL, "SPK Right Amp"}, | |
657 | ||
658 | {"SPK Left Amp", NULL, "Beep"}, | |
659 | {"SPK Right Amp", NULL, "Beep"}, | |
660 | {"SPK Left Amp", "Switch", "Playback"}, | |
661 | {"SPK Right Amp", "Switch", "Playback"}, | |
662 | ||
663 | {"DAC Left", NULL, "Beep"}, | |
664 | {"DAC Right", NULL, "Beep"}, | |
665 | {"DAC Left", NULL, "Playback"}, | |
666 | {"DAC Right", NULL, "Playback"}, | |
667 | ||
668 | {"Output Mux", "DSP", "Playback"}, | |
669 | {"Output Mux", "DSP", "Playback"}, | |
670 | ||
671 | {"AIFINL", NULL, "Playback"}, | |
672 | {"AIFINR", NULL, "Playback"}, | |
673 | ||
674 | }; | |
675 | ||
676 | struct cs42l52_clk_para { | |
677 | u32 mclk; | |
678 | u32 rate; | |
679 | u8 speed; | |
680 | u8 group; | |
681 | u8 videoclk; | |
682 | u8 ratio; | |
683 | u8 mclkdiv2; | |
684 | }; | |
685 | ||
686 | static const struct cs42l52_clk_para clk_map_table[] = { | |
687 | /*8k*/ | |
688 | {12288000, 8000, CLK_QS_MODE, CLK_32K, CLK_NO_27M, CLK_R_128, 0}, | |
689 | {18432000, 8000, CLK_QS_MODE, CLK_32K, CLK_NO_27M, CLK_R_128, 0}, | |
690 | {12000000, 8000, CLK_QS_MODE, CLK_32K, CLK_NO_27M, CLK_R_125, 0}, | |
691 | {24000000, 8000, CLK_QS_MODE, CLK_32K, CLK_NO_27M, CLK_R_125, 1}, | |
692 | {27000000, 8000, CLK_QS_MODE, CLK_32K, CLK_27M_MCLK, CLK_R_125, 0}, | |
693 | ||
694 | /*11.025k*/ | |
695 | {11289600, 11025, CLK_QS_MODE, CLK_NO_32K, CLK_NO_27M, CLK_R_128, 0}, | |
696 | {16934400, 11025, CLK_QS_MODE, CLK_NO_32K, CLK_NO_27M, CLK_R_128, 0}, | |
697 | ||
698 | /*16k*/ | |
699 | {12288000, 16000, CLK_HS_MODE, CLK_32K, CLK_NO_27M, CLK_R_128, 0}, | |
700 | {18432000, 16000, CLK_HS_MODE, CLK_32K, CLK_NO_27M, CLK_R_128, 0}, | |
701 | {12000000, 16000, CLK_HS_MODE, CLK_32K, CLK_NO_27M, CLK_R_125, 0}, | |
702 | {24000000, 16000, CLK_HS_MODE, CLK_32K, CLK_NO_27M, CLK_R_125, 1}, | |
703 | {27000000, 16000, CLK_HS_MODE, CLK_32K, CLK_27M_MCLK, CLK_R_125, 1}, | |
704 | ||
705 | /*22.05k*/ | |
706 | {11289600, 22050, CLK_HS_MODE, CLK_NO_32K, CLK_NO_27M, CLK_R_128, 0}, | |
707 | {16934400, 22050, CLK_HS_MODE, CLK_NO_32K, CLK_NO_27M, CLK_R_128, 0}, | |
708 | ||
709 | /* 32k */ | |
710 | {12288000, 32000, CLK_SS_MODE, CLK_32K, CLK_NO_27M, CLK_R_128, 0}, | |
711 | {18432000, 32000, CLK_SS_MODE, CLK_32K, CLK_NO_27M, CLK_R_128, 0}, | |
712 | {12000000, 32000, CLK_SS_MODE, CLK_32K, CLK_NO_27M, CLK_R_125, 0}, | |
713 | {24000000, 32000, CLK_SS_MODE, CLK_32K, CLK_NO_27M, CLK_R_125, 1}, | |
714 | {27000000, 32000, CLK_SS_MODE, CLK_32K, CLK_27M_MCLK, CLK_R_125, 0}, | |
715 | ||
716 | /* 44.1k */ | |
717 | {11289600, 44100, CLK_SS_MODE, CLK_NO_32K, CLK_NO_27M, CLK_R_128, 0}, | |
718 | {16934400, 44100, CLK_SS_MODE, CLK_NO_32K, CLK_NO_27M, CLK_R_128, 0}, | |
719 | ||
720 | /* 48k */ | |
721 | {12288000, 48000, CLK_SS_MODE, CLK_NO_32K, CLK_NO_27M, CLK_R_128, 0}, | |
722 | {18432000, 48000, CLK_SS_MODE, CLK_NO_32K, CLK_NO_27M, CLK_R_128, 0}, | |
723 | {12000000, 48000, CLK_SS_MODE, CLK_NO_32K, CLK_NO_27M, CLK_R_125, 0}, | |
724 | {24000000, 48000, CLK_SS_MODE, CLK_NO_32K, CLK_NO_27M, CLK_R_125, 1}, | |
725 | {27000000, 48000, CLK_SS_MODE, CLK_NO_32K, CLK_27M_MCLK, CLK_R_125, 1}, | |
726 | ||
727 | /* 88.2k */ | |
728 | {11289600, 88200, CLK_DS_MODE, CLK_NO_32K, CLK_NO_27M, CLK_R_128, 0}, | |
729 | {16934400, 88200, CLK_DS_MODE, CLK_NO_32K, CLK_NO_27M, CLK_R_128, 0}, | |
730 | ||
731 | /* 96k */ | |
732 | {12288000, 96000, CLK_DS_MODE, CLK_NO_32K, CLK_NO_27M, CLK_R_128, 0}, | |
733 | {18432000, 96000, CLK_DS_MODE, CLK_NO_32K, CLK_NO_27M, CLK_R_128, 0}, | |
734 | {12000000, 96000, CLK_DS_MODE, CLK_NO_32K, CLK_NO_27M, CLK_R_125, 0}, | |
735 | {24000000, 96000, CLK_DS_MODE, CLK_NO_32K, CLK_NO_27M, CLK_R_125, 1}, | |
736 | }; | |
737 | ||
738 | static int cs42l52_get_clk(int mclk, int rate) | |
739 | { | |
740 | int i, ret = 0; | |
741 | u_int mclk1, mclk2 = 0; | |
742 | ||
743 | for (i = 0; i < ARRAY_SIZE(clk_map_table); i++) { | |
744 | if (clk_map_table[i].rate == rate) { | |
745 | mclk1 = clk_map_table[i].mclk; | |
746 | if (abs(mclk - mclk1) < abs(mclk - mclk2)) { | |
747 | mclk2 = mclk1; | |
748 | ret = i; | |
749 | } | |
750 | } | |
751 | } | |
752 | if (ret > ARRAY_SIZE(clk_map_table)) | |
753 | return -EINVAL; | |
754 | return ret; | |
755 | } | |
756 | ||
757 | static int cs42l52_set_sysclk(struct snd_soc_dai *codec_dai, | |
758 | int clk_id, unsigned int freq, int dir) | |
759 | { | |
760 | struct snd_soc_codec *codec = codec_dai->codec; | |
761 | struct cs42l52_private *cs42l52 = snd_soc_codec_get_drvdata(codec); | |
762 | ||
763 | if ((freq >= CS42L52_MIN_CLK) && (freq <= CS42L52_MAX_CLK)) { | |
764 | cs42l52->sysclk = freq; | |
765 | } else { | |
766 | dev_err(codec->dev, "Invalid freq paramter\n"); | |
767 | return -EINVAL; | |
768 | } | |
769 | return 0; | |
770 | } | |
771 | ||
772 | static int cs42l52_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) | |
773 | { | |
774 | struct snd_soc_codec *codec = codec_dai->codec; | |
775 | struct cs42l52_private *cs42l52 = snd_soc_codec_get_drvdata(codec); | |
776 | int ret = 0; | |
777 | u8 iface = 0; | |
778 | ||
779 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { | |
780 | case SND_SOC_DAIFMT_CBM_CFM: | |
781 | iface = CS42L52_IFACE_CTL1_MASTER; | |
782 | break; | |
783 | case SND_SOC_DAIFMT_CBS_CFS: | |
784 | iface = CS42L52_IFACE_CTL1_SLAVE; | |
785 | break; | |
786 | default: | |
787 | return -EINVAL; | |
788 | } | |
789 | ||
790 | /* interface format */ | |
791 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
792 | case SND_SOC_DAIFMT_I2S: | |
793 | iface |= CS42L52_IFACE_CTL1_ADC_FMT_I2S | | |
794 | CS42L52_IFACE_CTL1_DAC_FMT_I2S; | |
795 | break; | |
796 | case SND_SOC_DAIFMT_RIGHT_J: | |
797 | iface |= CS42L52_IFACE_CTL1_DAC_FMT_RIGHT_J; | |
798 | break; | |
799 | case SND_SOC_DAIFMT_LEFT_J: | |
800 | iface |= CS42L52_IFACE_CTL1_ADC_FMT_LEFT_J | | |
801 | CS42L52_IFACE_CTL1_DAC_FMT_LEFT_J; | |
802 | break; | |
803 | case SND_SOC_DAIFMT_DSP_A: | |
804 | iface |= CS42L52_IFACE_CTL1_DSP_MODE_EN; | |
805 | break; | |
806 | case SND_SOC_DAIFMT_DSP_B: | |
807 | break; | |
808 | default: | |
809 | return -EINVAL; | |
810 | } | |
811 | ||
812 | /* clock inversion */ | |
813 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
814 | case SND_SOC_DAIFMT_NB_NF: | |
815 | break; | |
816 | case SND_SOC_DAIFMT_IB_IF: | |
817 | iface |= CS42L52_IFACE_CTL1_INV_SCLK; | |
818 | break; | |
819 | case SND_SOC_DAIFMT_IB_NF: | |
820 | iface |= CS42L52_IFACE_CTL1_INV_SCLK; | |
821 | break; | |
822 | case SND_SOC_DAIFMT_NB_IF: | |
823 | break; | |
824 | default: | |
825 | ret = -EINVAL; | |
826 | } | |
827 | cs42l52->config.format = iface; | |
828 | snd_soc_write(codec, CS42L52_IFACE_CTL1, cs42l52->config.format); | |
829 | ||
830 | return 0; | |
831 | } | |
832 | ||
833 | static int cs42l52_digital_mute(struct snd_soc_dai *dai, int mute) | |
834 | { | |
835 | struct snd_soc_codec *codec = dai->codec; | |
836 | ||
837 | if (mute) | |
838 | snd_soc_update_bits(codec, CS42L52_PB_CTL1, | |
839 | CS42L52_PB_CTL1_MUTE_MASK, | |
840 | CS42L52_PB_CTL1_MUTE); | |
841 | else | |
842 | snd_soc_update_bits(codec, CS42L52_PB_CTL1, | |
843 | CS42L52_PB_CTL1_MUTE_MASK, | |
844 | CS42L52_PB_CTL1_UNMUTE); | |
845 | ||
846 | return 0; | |
847 | } | |
848 | ||
849 | static int cs42l52_pcm_hw_params(struct snd_pcm_substream *substream, | |
850 | struct snd_pcm_hw_params *params, | |
851 | struct snd_soc_dai *dai) | |
852 | { | |
853 | struct snd_soc_codec *codec = dai->codec; | |
854 | struct cs42l52_private *cs42l52 = snd_soc_codec_get_drvdata(codec); | |
855 | u32 clk = 0; | |
856 | int index; | |
857 | ||
858 | index = cs42l52_get_clk(cs42l52->sysclk, params_rate(params)); | |
859 | if (index >= 0) { | |
860 | cs42l52->sysclk = clk_map_table[index].mclk; | |
861 | ||
862 | clk |= (clk_map_table[index].speed << CLK_SPEED_SHIFT) | | |
863 | (clk_map_table[index].group << CLK_32K_SR_SHIFT) | | |
864 | (clk_map_table[index].videoclk << CLK_27M_MCLK_SHIFT) | | |
865 | (clk_map_table[index].ratio << CLK_RATIO_SHIFT) | | |
866 | clk_map_table[index].mclkdiv2; | |
867 | ||
868 | snd_soc_write(codec, CS42L52_CLK_CTL, clk); | |
869 | } else { | |
870 | dev_err(codec->dev, "can't get correct mclk\n"); | |
871 | return -EINVAL; | |
872 | } | |
873 | ||
874 | return 0; | |
875 | } | |
876 | ||
877 | static int cs42l52_set_bias_level(struct snd_soc_codec *codec, | |
878 | enum snd_soc_bias_level level) | |
879 | { | |
880 | struct cs42l52_private *cs42l52 = snd_soc_codec_get_drvdata(codec); | |
881 | ||
882 | switch (level) { | |
883 | case SND_SOC_BIAS_ON: | |
884 | break; | |
885 | case SND_SOC_BIAS_PREPARE: | |
886 | snd_soc_update_bits(codec, CS42L52_PWRCTL1, | |
887 | CS42L52_PWRCTL1_PDN_CODEC, 0); | |
888 | break; | |
889 | case SND_SOC_BIAS_STANDBY: | |
890 | if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { | |
891 | regcache_cache_only(cs42l52->regmap, false); | |
892 | regcache_sync(cs42l52->regmap); | |
893 | } | |
894 | snd_soc_write(codec, CS42L52_PWRCTL1, CS42L52_PWRCTL1_PDN_ALL); | |
895 | break; | |
896 | case SND_SOC_BIAS_OFF: | |
897 | snd_soc_write(codec, CS42L52_PWRCTL1, CS42L52_PWRCTL1_PDN_ALL); | |
898 | regcache_cache_only(cs42l52->regmap, true); | |
899 | break; | |
900 | } | |
901 | codec->dapm.bias_level = level; | |
902 | ||
903 | return 0; | |
904 | } | |
905 | ||
906 | #define CS42L52_RATES (SNDRV_PCM_RATE_8000_96000) | |
907 | ||
908 | #define CS42L52_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U16_LE | \ | |
909 | SNDRV_PCM_FMTBIT_S18_3LE | SNDRV_PCM_FMTBIT_U18_3LE | \ | |
910 | SNDRV_PCM_FMTBIT_S20_3LE | SNDRV_PCM_FMTBIT_U20_3LE | \ | |
911 | SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_U24_LE) | |
912 | ||
913 | static struct snd_soc_dai_ops cs42l52_ops = { | |
914 | .hw_params = cs42l52_pcm_hw_params, | |
915 | .digital_mute = cs42l52_digital_mute, | |
916 | .set_fmt = cs42l52_set_fmt, | |
917 | .set_sysclk = cs42l52_set_sysclk, | |
918 | }; | |
919 | ||
a7f44885 | 920 | static struct snd_soc_dai_driver cs42l52_dai = { |
dfe0f98b BA |
921 | .name = "cs42l52", |
922 | .playback = { | |
923 | .stream_name = "Playback", | |
924 | .channels_min = 1, | |
925 | .channels_max = 2, | |
926 | .rates = CS42L52_RATES, | |
927 | .formats = CS42L52_FORMATS, | |
928 | }, | |
929 | .capture = { | |
930 | .stream_name = "Capture", | |
931 | .channels_min = 1, | |
932 | .channels_max = 2, | |
933 | .rates = CS42L52_RATES, | |
934 | .formats = CS42L52_FORMATS, | |
935 | }, | |
936 | .ops = &cs42l52_ops, | |
937 | }; | |
938 | ||
939 | static int cs42l52_suspend(struct snd_soc_codec *codec) | |
940 | { | |
941 | cs42l52_set_bias_level(codec, SND_SOC_BIAS_OFF); | |
942 | ||
943 | return 0; | |
944 | } | |
945 | ||
946 | static int cs42l52_resume(struct snd_soc_codec *codec) | |
947 | { | |
948 | cs42l52_set_bias_level(codec, SND_SOC_BIAS_STANDBY); | |
949 | ||
950 | return 0; | |
951 | } | |
952 | ||
953 | #if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE) | |
954 | static int beep_rates[] = { | |
955 | 261, 522, 585, 667, 706, 774, 889, 1000, | |
956 | 1043, 1200, 1333, 1412, 1600, 1714, 2000, 2182 | |
957 | }; | |
958 | ||
959 | static void cs42l52_beep_work(struct work_struct *work) | |
960 | { | |
961 | struct cs42l52_private *cs42l52 = | |
962 | container_of(work, struct cs42l52_private, beep_work); | |
963 | struct snd_soc_codec *codec = cs42l52->codec; | |
964 | struct snd_soc_dapm_context *dapm = &codec->dapm; | |
965 | int i; | |
966 | int val = 0; | |
967 | int best = 0; | |
968 | ||
969 | if (cs42l52->beep_rate) { | |
970 | for (i = 0; i < ARRAY_SIZE(beep_rates); i++) { | |
971 | if (abs(cs42l52->beep_rate - beep_rates[i]) < | |
972 | abs(cs42l52->beep_rate - beep_rates[best])) | |
973 | best = i; | |
974 | } | |
975 | ||
976 | dev_dbg(codec->dev, "Set beep rate %dHz for requested %dHz\n", | |
977 | beep_rates[best], cs42l52->beep_rate); | |
978 | ||
979 | val = (best << CS42L52_BEEP_RATE_SHIFT); | |
980 | ||
981 | snd_soc_dapm_enable_pin(dapm, "Beep"); | |
982 | } else { | |
983 | dev_dbg(codec->dev, "Disabling beep\n"); | |
984 | snd_soc_dapm_disable_pin(dapm, "Beep"); | |
985 | } | |
986 | ||
987 | snd_soc_update_bits(codec, CS42L52_BEEP_FREQ, | |
988 | CS42L52_BEEP_RATE_MASK, val); | |
989 | ||
990 | snd_soc_dapm_sync(dapm); | |
991 | } | |
992 | ||
993 | /* For usability define a way of injecting beep events for the device - | |
994 | * many systems will not have a keyboard. | |
995 | */ | |
996 | static int cs42l52_beep_event(struct input_dev *dev, unsigned int type, | |
997 | unsigned int code, int hz) | |
998 | { | |
999 | struct snd_soc_codec *codec = input_get_drvdata(dev); | |
1000 | struct cs42l52_private *cs42l52 = snd_soc_codec_get_drvdata(codec); | |
1001 | ||
1002 | dev_dbg(codec->dev, "Beep event %x %x\n", code, hz); | |
1003 | ||
1004 | switch (code) { | |
1005 | case SND_BELL: | |
1006 | if (hz) | |
1007 | hz = 261; | |
1008 | case SND_TONE: | |
1009 | break; | |
1010 | default: | |
1011 | return -1; | |
1012 | } | |
1013 | ||
1014 | /* Kick the beep from a workqueue */ | |
1015 | cs42l52->beep_rate = hz; | |
1016 | schedule_work(&cs42l52->beep_work); | |
1017 | return 0; | |
1018 | } | |
1019 | ||
1020 | static ssize_t cs42l52_beep_set(struct device *dev, | |
1021 | struct device_attribute *attr, | |
1022 | const char *buf, size_t count) | |
1023 | { | |
1024 | struct cs42l52_private *cs42l52 = dev_get_drvdata(dev); | |
1025 | long int time; | |
1026 | int ret; | |
1027 | ||
1028 | ret = kstrtol(buf, 10, &time); | |
1029 | if (ret != 0) | |
1030 | return ret; | |
1031 | ||
1032 | input_event(cs42l52->beep, EV_SND, SND_TONE, time); | |
1033 | ||
1034 | return count; | |
1035 | } | |
1036 | ||
1037 | static DEVICE_ATTR(beep, 0200, NULL, cs42l52_beep_set); | |
1038 | ||
1039 | static void cs42l52_init_beep(struct snd_soc_codec *codec) | |
1040 | { | |
1041 | struct cs42l52_private *cs42l52 = snd_soc_codec_get_drvdata(codec); | |
1042 | int ret; | |
1043 | ||
1044 | cs42l52->beep = input_allocate_device(); | |
1045 | if (!cs42l52->beep) { | |
1046 | dev_err(codec->dev, "Failed to allocate beep device\n"); | |
1047 | return; | |
1048 | } | |
1049 | ||
1050 | INIT_WORK(&cs42l52->beep_work, cs42l52_beep_work); | |
1051 | cs42l52->beep_rate = 0; | |
1052 | ||
1053 | cs42l52->beep->name = "CS42L52 Beep Generator"; | |
1054 | cs42l52->beep->phys = dev_name(codec->dev); | |
1055 | cs42l52->beep->id.bustype = BUS_I2C; | |
1056 | ||
1057 | cs42l52->beep->evbit[0] = BIT_MASK(EV_SND); | |
1058 | cs42l52->beep->sndbit[0] = BIT_MASK(SND_BELL) | BIT_MASK(SND_TONE); | |
1059 | cs42l52->beep->event = cs42l52_beep_event; | |
1060 | cs42l52->beep->dev.parent = codec->dev; | |
1061 | input_set_drvdata(cs42l52->beep, codec); | |
1062 | ||
1063 | ret = input_register_device(cs42l52->beep); | |
1064 | if (ret != 0) { | |
1065 | input_free_device(cs42l52->beep); | |
1066 | cs42l52->beep = NULL; | |
1067 | dev_err(codec->dev, "Failed to register beep device\n"); | |
1068 | } | |
1069 | ||
1070 | ret = device_create_file(codec->dev, &dev_attr_beep); | |
1071 | if (ret != 0) { | |
1072 | dev_err(codec->dev, "Failed to create keyclick file: %d\n", | |
1073 | ret); | |
1074 | } | |
1075 | } | |
1076 | ||
1077 | static void cs42l52_free_beep(struct snd_soc_codec *codec) | |
1078 | { | |
1079 | struct cs42l52_private *cs42l52 = snd_soc_codec_get_drvdata(codec); | |
1080 | ||
1081 | device_remove_file(codec->dev, &dev_attr_beep); | |
1082 | input_unregister_device(cs42l52->beep); | |
1083 | cancel_work_sync(&cs42l52->beep_work); | |
1084 | cs42l52->beep = NULL; | |
1085 | ||
1086 | snd_soc_update_bits(codec, CS42L52_BEEP_TONE_CTL, | |
1087 | CS42L52_BEEP_EN_MASK, 0); | |
1088 | } | |
1089 | #else | |
1090 | static void cs42l52_init_beep(struct snd_soc_codec *codec) | |
1091 | { | |
1092 | } | |
1093 | ||
1094 | static void cs42l52_free_beep(struct snd_soc_codec *codec) | |
1095 | { | |
1096 | } | |
1097 | #endif | |
1098 | ||
1099 | static int cs42l52_probe(struct snd_soc_codec *codec) | |
1100 | { | |
1101 | struct cs42l52_private *cs42l52 = snd_soc_codec_get_drvdata(codec); | |
1102 | int ret; | |
1103 | ||
1104 | codec->control_data = cs42l52->regmap; | |
1105 | ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_REGMAP); | |
1106 | if (ret < 0) { | |
1107 | dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret); | |
1108 | return ret; | |
1109 | } | |
1110 | regcache_cache_only(cs42l52->regmap, true); | |
1111 | ||
1112 | cs42l52_init_beep(codec); | |
1113 | ||
1114 | cs42l52_set_bias_level(codec, SND_SOC_BIAS_STANDBY); | |
1115 | ||
1116 | cs42l52->sysclk = CS42L52_DEFAULT_CLK; | |
1117 | cs42l52->config.format = CS42L52_DEFAULT_FORMAT; | |
1118 | ||
1119 | /* Set Platform MICx CFG */ | |
1120 | snd_soc_update_bits(codec, CS42L52_MICA_CTL, | |
1121 | CS42L52_MIC_CTL_TYPE_MASK, | |
1122 | cs42l52->pdata.mica_cfg << | |
1123 | CS42L52_MIC_CTL_TYPE_SHIFT); | |
1124 | ||
1125 | snd_soc_update_bits(codec, CS42L52_MICB_CTL, | |
1126 | CS42L52_MIC_CTL_TYPE_MASK, | |
1127 | cs42l52->pdata.micb_cfg << | |
1128 | CS42L52_MIC_CTL_TYPE_SHIFT); | |
1129 | ||
1130 | /* if Single Ended, Get Mic_Select */ | |
1131 | if (cs42l52->pdata.mica_cfg) | |
1132 | snd_soc_update_bits(codec, CS42L52_MICA_CTL, | |
1133 | CS42L52_MIC_CTL_MIC_SEL_MASK, | |
1134 | cs42l52->pdata.mica_sel << | |
1135 | CS42L52_MIC_CTL_MIC_SEL_SHIFT); | |
1136 | if (cs42l52->pdata.micb_cfg) | |
1137 | snd_soc_update_bits(codec, CS42L52_MICB_CTL, | |
1138 | CS42L52_MIC_CTL_MIC_SEL_MASK, | |
1139 | cs42l52->pdata.micb_sel << | |
1140 | CS42L52_MIC_CTL_MIC_SEL_SHIFT); | |
1141 | ||
1142 | /* Set Platform Charge Pump Freq */ | |
1143 | snd_soc_update_bits(codec, CS42L52_CHARGE_PUMP, | |
1144 | CS42L52_CHARGE_PUMP_MASK, | |
1145 | cs42l52->pdata.chgfreq << | |
1146 | CS42L52_CHARGE_PUMP_SHIFT); | |
1147 | ||
1148 | /* Set Platform Bias Level */ | |
1149 | snd_soc_update_bits(codec, CS42L52_IFACE_CTL2, | |
1150 | CS42L52_IFACE_CTL2_BIAS_LVL, | |
1151 | cs42l52->pdata.micbias_lvl); | |
1152 | ||
1153 | return ret; | |
1154 | } | |
1155 | ||
1156 | static int cs42l52_remove(struct snd_soc_codec *codec) | |
1157 | { | |
1158 | cs42l52_free_beep(codec); | |
1159 | cs42l52_set_bias_level(codec, SND_SOC_BIAS_OFF); | |
1160 | ||
1161 | return 0; | |
1162 | } | |
1163 | ||
a7f44885 | 1164 | static struct snd_soc_codec_driver soc_codec_dev_cs42l52 = { |
dfe0f98b BA |
1165 | .probe = cs42l52_probe, |
1166 | .remove = cs42l52_remove, | |
1167 | .suspend = cs42l52_suspend, | |
1168 | .resume = cs42l52_resume, | |
1169 | .set_bias_level = cs42l52_set_bias_level, | |
1170 | ||
1171 | .dapm_widgets = cs42l52_dapm_widgets, | |
1172 | .num_dapm_widgets = ARRAY_SIZE(cs42l52_dapm_widgets), | |
1173 | .dapm_routes = cs42l52_audio_map, | |
1174 | .num_dapm_routes = ARRAY_SIZE(cs42l52_audio_map), | |
1175 | ||
1176 | .controls = cs42l52_snd_controls, | |
1177 | .num_controls = ARRAY_SIZE(cs42l52_snd_controls), | |
1178 | }; | |
1179 | ||
1180 | /* Current and threshold powerup sequence Pg37 */ | |
1181 | static const struct reg_default cs42l52_threshold_patch[] = { | |
1182 | ||
1183 | { 0x00, 0x99 }, | |
1184 | { 0x3E, 0xBA }, | |
1185 | { 0x47, 0x80 }, | |
1186 | { 0x32, 0xBB }, | |
1187 | { 0x32, 0x3B }, | |
1188 | { 0x00, 0x00 }, | |
1189 | ||
1190 | }; | |
1191 | ||
1192 | static struct regmap_config cs42l52_regmap = { | |
1193 | .reg_bits = 8, | |
1194 | .val_bits = 8, | |
1195 | ||
1196 | .max_register = CS42L52_MAX_REGISTER, | |
1197 | .reg_defaults = cs42l52_reg_defaults, | |
1198 | .num_reg_defaults = ARRAY_SIZE(cs42l52_reg_defaults), | |
1199 | .readable_reg = cs42l52_readable_register, | |
1200 | .volatile_reg = cs42l52_volatile_register, | |
1201 | .cache_type = REGCACHE_RBTREE, | |
1202 | }; | |
1203 | ||
1204 | static int cs42l52_i2c_probe(struct i2c_client *i2c_client, | |
1205 | const struct i2c_device_id *id) | |
1206 | { | |
1207 | struct cs42l52_private *cs42l52; | |
1208 | int ret; | |
1209 | unsigned int devid = 0; | |
1210 | unsigned int reg; | |
1211 | ||
1212 | cs42l52 = devm_kzalloc(&i2c_client->dev, sizeof(struct cs42l52_private), | |
1213 | GFP_KERNEL); | |
1214 | if (cs42l52 == NULL) | |
1215 | return -ENOMEM; | |
1216 | cs42l52->dev = &i2c_client->dev; | |
1217 | ||
134b2f57 | 1218 | cs42l52->regmap = devm_regmap_init_i2c(i2c_client, &cs42l52_regmap); |
dfe0f98b BA |
1219 | if (IS_ERR(cs42l52->regmap)) { |
1220 | ret = PTR_ERR(cs42l52->regmap); | |
1221 | dev_err(&i2c_client->dev, "regmap_init() failed: %d\n", ret); | |
134b2f57 | 1222 | return ret; |
dfe0f98b BA |
1223 | } |
1224 | ||
1225 | i2c_set_clientdata(i2c_client, cs42l52); | |
1226 | ||
1227 | if (dev_get_platdata(&i2c_client->dev)) | |
1228 | memcpy(&cs42l52->pdata, dev_get_platdata(&i2c_client->dev), | |
1229 | sizeof(cs42l52->pdata)); | |
1230 | ||
1231 | ret = regmap_register_patch(cs42l52->regmap, cs42l52_threshold_patch, | |
1232 | ARRAY_SIZE(cs42l52_threshold_patch)); | |
1233 | if (ret != 0) | |
1234 | dev_warn(cs42l52->dev, "Failed to apply regmap patch: %d\n", | |
1235 | ret); | |
1236 | ||
1237 | ret = regmap_read(cs42l52->regmap, CS42L52_CHIP, ®); | |
1238 | devid = reg & CS42L52_CHIP_ID_MASK; | |
1239 | if (devid != CS42L52_CHIP_ID) { | |
1240 | ret = -ENODEV; | |
1241 | dev_err(&i2c_client->dev, | |
1242 | "CS42L52 Device ID (%X). Expected %X\n", | |
1243 | devid, CS42L52_CHIP_ID); | |
134b2f57 | 1244 | return ret; |
dfe0f98b BA |
1245 | } |
1246 | ||
1247 | regcache_cache_only(cs42l52->regmap, true); | |
1248 | ||
1249 | ret = snd_soc_register_codec(&i2c_client->dev, | |
1250 | &soc_codec_dev_cs42l52, &cs42l52_dai, 1); | |
1251 | if (ret < 0) | |
134b2f57 | 1252 | return ret; |
dfe0f98b | 1253 | return 0; |
dfe0f98b BA |
1254 | } |
1255 | ||
1256 | static int cs42l52_i2c_remove(struct i2c_client *client) | |
1257 | { | |
dfe0f98b | 1258 | snd_soc_unregister_codec(&client->dev); |
dfe0f98b BA |
1259 | return 0; |
1260 | } | |
1261 | ||
1262 | static const struct i2c_device_id cs42l52_id[] = { | |
1263 | { "cs42l52", 0 }, | |
1264 | { } | |
1265 | }; | |
1266 | MODULE_DEVICE_TABLE(i2c, cs42l52_id); | |
1267 | ||
1268 | static struct i2c_driver cs42l52_i2c_driver = { | |
1269 | .driver = { | |
1270 | .name = "cs42l52", | |
1271 | .owner = THIS_MODULE, | |
1272 | }, | |
1273 | .id_table = cs42l52_id, | |
1274 | .probe = cs42l52_i2c_probe, | |
1275 | .remove = __devexit_p(cs42l52_i2c_remove), | |
1276 | }; | |
1277 | ||
dfe0f98b BA |
1278 | module_i2c_driver(cs42l52_i2c_driver); |
1279 | ||
1280 | MODULE_DESCRIPTION("ASoC CS42L52 driver"); | |
1281 | MODULE_AUTHOR("Georgi Vlaev, Nucleus Systems Ltd, <joe@nucleusys.com>"); | |
1282 | MODULE_AUTHOR("Brian Austin, Cirrus Logic Inc, <brian.austin@cirrus.com>"); | |
1283 | MODULE_LICENSE("GPL"); |