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ASoC: Don't restart unconfigured WM8994 FLLs
[deliverable/linux.git] / sound / soc / codecs / twl4030.c
1 /*
2 * ALSA SoC TWL4030 codec driver
3 *
4 * Author: Steve Sakoman, <steve@sakoman.com>
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * version 2 as published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
18 * 02110-1301 USA
19 *
20 */
21
22 #include <linux/module.h>
23 #include <linux/moduleparam.h>
24 #include <linux/init.h>
25 #include <linux/delay.h>
26 #include <linux/pm.h>
27 #include <linux/i2c.h>
28 #include <linux/platform_device.h>
29 #include <linux/i2c/twl.h>
30 #include <sound/core.h>
31 #include <sound/pcm.h>
32 #include <sound/pcm_params.h>
33 #include <sound/soc.h>
34 #include <sound/soc-dapm.h>
35 #include <sound/initval.h>
36 #include <sound/tlv.h>
37
38 #include "twl4030.h"
39
40 /*
41 * twl4030 register cache & default register settings
42 */
43 static const u8 twl4030_reg[TWL4030_CACHEREGNUM] = {
44 0x00, /* this register not used */
45 0x91, /* REG_CODEC_MODE (0x1) */
46 0xc3, /* REG_OPTION (0x2) */
47 0x00, /* REG_UNKNOWN (0x3) */
48 0x00, /* REG_MICBIAS_CTL (0x4) */
49 0x20, /* REG_ANAMICL (0x5) */
50 0x00, /* REG_ANAMICR (0x6) */
51 0x00, /* REG_AVADC_CTL (0x7) */
52 0x00, /* REG_ADCMICSEL (0x8) */
53 0x00, /* REG_DIGMIXING (0x9) */
54 0x0c, /* REG_ATXL1PGA (0xA) */
55 0x0c, /* REG_ATXR1PGA (0xB) */
56 0x00, /* REG_AVTXL2PGA (0xC) */
57 0x00, /* REG_AVTXR2PGA (0xD) */
58 0x00, /* REG_AUDIO_IF (0xE) */
59 0x00, /* REG_VOICE_IF (0xF) */
60 0x00, /* REG_ARXR1PGA (0x10) */
61 0x00, /* REG_ARXL1PGA (0x11) */
62 0x6c, /* REG_ARXR2PGA (0x12) */
63 0x6c, /* REG_ARXL2PGA (0x13) */
64 0x00, /* REG_VRXPGA (0x14) */
65 0x00, /* REG_VSTPGA (0x15) */
66 0x00, /* REG_VRX2ARXPGA (0x16) */
67 0x00, /* REG_AVDAC_CTL (0x17) */
68 0x00, /* REG_ARX2VTXPGA (0x18) */
69 0x00, /* REG_ARXL1_APGA_CTL (0x19) */
70 0x00, /* REG_ARXR1_APGA_CTL (0x1A) */
71 0x4a, /* REG_ARXL2_APGA_CTL (0x1B) */
72 0x4a, /* REG_ARXR2_APGA_CTL (0x1C) */
73 0x00, /* REG_ATX2ARXPGA (0x1D) */
74 0x00, /* REG_BT_IF (0x1E) */
75 0x00, /* REG_BTPGA (0x1F) */
76 0x00, /* REG_BTSTPGA (0x20) */
77 0x00, /* REG_EAR_CTL (0x21) */
78 0x00, /* REG_HS_SEL (0x22) */
79 0x00, /* REG_HS_GAIN_SET (0x23) */
80 0x00, /* REG_HS_POPN_SET (0x24) */
81 0x00, /* REG_PREDL_CTL (0x25) */
82 0x00, /* REG_PREDR_CTL (0x26) */
83 0x00, /* REG_PRECKL_CTL (0x27) */
84 0x00, /* REG_PRECKR_CTL (0x28) */
85 0x00, /* REG_HFL_CTL (0x29) */
86 0x00, /* REG_HFR_CTL (0x2A) */
87 0x00, /* REG_ALC_CTL (0x2B) */
88 0x00, /* REG_ALC_SET1 (0x2C) */
89 0x00, /* REG_ALC_SET2 (0x2D) */
90 0x00, /* REG_BOOST_CTL (0x2E) */
91 0x00, /* REG_SOFTVOL_CTL (0x2F) */
92 0x00, /* REG_DTMF_FREQSEL (0x30) */
93 0x00, /* REG_DTMF_TONEXT1H (0x31) */
94 0x00, /* REG_DTMF_TONEXT1L (0x32) */
95 0x00, /* REG_DTMF_TONEXT2H (0x33) */
96 0x00, /* REG_DTMF_TONEXT2L (0x34) */
97 0x00, /* REG_DTMF_TONOFF (0x35) */
98 0x00, /* REG_DTMF_WANONOFF (0x36) */
99 0x00, /* REG_I2S_RX_SCRAMBLE_H (0x37) */
100 0x00, /* REG_I2S_RX_SCRAMBLE_M (0x38) */
101 0x00, /* REG_I2S_RX_SCRAMBLE_L (0x39) */
102 0x06, /* REG_APLL_CTL (0x3A) */
103 0x00, /* REG_DTMF_CTL (0x3B) */
104 0x00, /* REG_DTMF_PGA_CTL2 (0x3C) */
105 0x00, /* REG_DTMF_PGA_CTL1 (0x3D) */
106 0x00, /* REG_MISC_SET_1 (0x3E) */
107 0x00, /* REG_PCMBTMUX (0x3F) */
108 0x00, /* not used (0x40) */
109 0x00, /* not used (0x41) */
110 0x00, /* not used (0x42) */
111 0x00, /* REG_RX_PATH_SEL (0x43) */
112 0x00, /* REG_VDL_APGA_CTL (0x44) */
113 0x00, /* REG_VIBRA_CTL (0x45) */
114 0x00, /* REG_VIBRA_SET (0x46) */
115 0x00, /* REG_VIBRA_PWM_SET (0x47) */
116 0x00, /* REG_ANAMIC_GAIN (0x48) */
117 0x00, /* REG_MISC_SET_2 (0x49) */
118 0x00, /* REG_SW_SHADOW (0x4A) - Shadow, non HW register */
119 };
120
121 /* codec private data */
122 struct twl4030_priv {
123 struct snd_soc_codec codec;
124
125 unsigned int codec_powered;
126
127 /* reference counts of AIF/APLL users */
128 unsigned int apll_enabled;
129
130 struct snd_pcm_substream *master_substream;
131 struct snd_pcm_substream *slave_substream;
132
133 unsigned int configured;
134 unsigned int rate;
135 unsigned int sample_bits;
136 unsigned int channels;
137
138 unsigned int sysclk;
139
140 /* Output (with associated amp) states */
141 u8 hsl_enabled, hsr_enabled;
142 u8 earpiece_enabled;
143 u8 predrivel_enabled, predriver_enabled;
144 u8 carkitl_enabled, carkitr_enabled;
145 };
146
147 /*
148 * read twl4030 register cache
149 */
150 static inline unsigned int twl4030_read_reg_cache(struct snd_soc_codec *codec,
151 unsigned int reg)
152 {
153 u8 *cache = codec->reg_cache;
154
155 if (reg >= TWL4030_CACHEREGNUM)
156 return -EIO;
157
158 return cache[reg];
159 }
160
161 /*
162 * write twl4030 register cache
163 */
164 static inline void twl4030_write_reg_cache(struct snd_soc_codec *codec,
165 u8 reg, u8 value)
166 {
167 u8 *cache = codec->reg_cache;
168
169 if (reg >= TWL4030_CACHEREGNUM)
170 return;
171 cache[reg] = value;
172 }
173
174 /*
175 * write to the twl4030 register space
176 */
177 static int twl4030_write(struct snd_soc_codec *codec,
178 unsigned int reg, unsigned int value)
179 {
180 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
181 int write_to_reg = 0;
182
183 twl4030_write_reg_cache(codec, reg, value);
184 if (likely(reg < TWL4030_REG_SW_SHADOW)) {
185 /* Decide if the given register can be written */
186 switch (reg) {
187 case TWL4030_REG_EAR_CTL:
188 if (twl4030->earpiece_enabled)
189 write_to_reg = 1;
190 break;
191 case TWL4030_REG_PREDL_CTL:
192 if (twl4030->predrivel_enabled)
193 write_to_reg = 1;
194 break;
195 case TWL4030_REG_PREDR_CTL:
196 if (twl4030->predriver_enabled)
197 write_to_reg = 1;
198 break;
199 case TWL4030_REG_PRECKL_CTL:
200 if (twl4030->carkitl_enabled)
201 write_to_reg = 1;
202 break;
203 case TWL4030_REG_PRECKR_CTL:
204 if (twl4030->carkitr_enabled)
205 write_to_reg = 1;
206 break;
207 case TWL4030_REG_HS_GAIN_SET:
208 if (twl4030->hsl_enabled || twl4030->hsr_enabled)
209 write_to_reg = 1;
210 break;
211 default:
212 /* All other register can be written */
213 write_to_reg = 1;
214 break;
215 }
216 if (write_to_reg)
217 return twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
218 value, reg);
219 }
220 return 0;
221 }
222
223 static void twl4030_codec_enable(struct snd_soc_codec *codec, int enable)
224 {
225 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
226 int mode;
227
228 if (enable == twl4030->codec_powered)
229 return;
230
231 if (enable)
232 mode = twl4030_codec_enable_resource(TWL4030_CODEC_RES_POWER);
233 else
234 mode = twl4030_codec_disable_resource(TWL4030_CODEC_RES_POWER);
235
236 if (mode >= 0) {
237 twl4030_write_reg_cache(codec, TWL4030_REG_CODEC_MODE, mode);
238 twl4030->codec_powered = enable;
239 }
240
241 /* REVISIT: this delay is present in TI sample drivers */
242 /* but there seems to be no TRM requirement for it */
243 udelay(10);
244 }
245
246 static void twl4030_init_chip(struct snd_soc_codec *codec)
247 {
248 u8 *cache = codec->reg_cache;
249 int i;
250
251 /* clear CODECPDZ prior to setting register defaults */
252 twl4030_codec_enable(codec, 0);
253
254 /* set all audio section registers to reasonable defaults */
255 for (i = TWL4030_REG_OPTION; i <= TWL4030_REG_MISC_SET_2; i++)
256 if (i != TWL4030_REG_APLL_CTL)
257 twl4030_write(codec, i, cache[i]);
258
259 }
260
261 static void twl4030_apll_enable(struct snd_soc_codec *codec, int enable)
262 {
263 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
264 int status = -1;
265
266 if (enable) {
267 twl4030->apll_enabled++;
268 if (twl4030->apll_enabled == 1)
269 status = twl4030_codec_enable_resource(
270 TWL4030_CODEC_RES_APLL);
271 } else {
272 twl4030->apll_enabled--;
273 if (!twl4030->apll_enabled)
274 status = twl4030_codec_disable_resource(
275 TWL4030_CODEC_RES_APLL);
276 }
277
278 if (status >= 0)
279 twl4030_write_reg_cache(codec, TWL4030_REG_APLL_CTL, status);
280 }
281
282 static void twl4030_power_up(struct snd_soc_codec *codec)
283 {
284 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
285 u8 anamicl, regmisc1, byte;
286 int i = 0;
287
288 if (twl4030->codec_powered)
289 return;
290
291 /* set CODECPDZ to turn on codec */
292 twl4030_codec_enable(codec, 1);
293
294 /* initiate offset cancellation */
295 anamicl = twl4030_read_reg_cache(codec, TWL4030_REG_ANAMICL);
296 twl4030_write(codec, TWL4030_REG_ANAMICL,
297 anamicl | TWL4030_CNCL_OFFSET_START);
298
299 /* wait for offset cancellation to complete */
300 do {
301 /* this takes a little while, so don't slam i2c */
302 udelay(2000);
303 twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte,
304 TWL4030_REG_ANAMICL);
305 } while ((i++ < 100) &&
306 ((byte & TWL4030_CNCL_OFFSET_START) ==
307 TWL4030_CNCL_OFFSET_START));
308
309 /* Make sure that the reg_cache has the same value as the HW */
310 twl4030_write_reg_cache(codec, TWL4030_REG_ANAMICL, byte);
311
312 /* anti-pop when changing analog gain */
313 regmisc1 = twl4030_read_reg_cache(codec, TWL4030_REG_MISC_SET_1);
314 twl4030_write(codec, TWL4030_REG_MISC_SET_1,
315 regmisc1 | TWL4030_SMOOTH_ANAVOL_EN);
316
317 /* toggle CODECPDZ as per TRM */
318 twl4030_codec_enable(codec, 0);
319 twl4030_codec_enable(codec, 1);
320 }
321
322 /*
323 * Unconditional power down
324 */
325 static void twl4030_power_down(struct snd_soc_codec *codec)
326 {
327 /* power down */
328 twl4030_codec_enable(codec, 0);
329 }
330
331 /* Earpiece */
332 static const struct snd_kcontrol_new twl4030_dapm_earpiece_controls[] = {
333 SOC_DAPM_SINGLE("Voice", TWL4030_REG_EAR_CTL, 0, 1, 0),
334 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_EAR_CTL, 1, 1, 0),
335 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_EAR_CTL, 2, 1, 0),
336 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_EAR_CTL, 3, 1, 0),
337 };
338
339 /* PreDrive Left */
340 static const struct snd_kcontrol_new twl4030_dapm_predrivel_controls[] = {
341 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PREDL_CTL, 0, 1, 0),
342 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_PREDL_CTL, 1, 1, 0),
343 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_PREDL_CTL, 2, 1, 0),
344 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_PREDL_CTL, 3, 1, 0),
345 };
346
347 /* PreDrive Right */
348 static const struct snd_kcontrol_new twl4030_dapm_predriver_controls[] = {
349 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PREDR_CTL, 0, 1, 0),
350 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_PREDR_CTL, 1, 1, 0),
351 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_PREDR_CTL, 2, 1, 0),
352 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_PREDR_CTL, 3, 1, 0),
353 };
354
355 /* Headset Left */
356 static const struct snd_kcontrol_new twl4030_dapm_hsol_controls[] = {
357 SOC_DAPM_SINGLE("Voice", TWL4030_REG_HS_SEL, 0, 1, 0),
358 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_HS_SEL, 1, 1, 0),
359 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_HS_SEL, 2, 1, 0),
360 };
361
362 /* Headset Right */
363 static const struct snd_kcontrol_new twl4030_dapm_hsor_controls[] = {
364 SOC_DAPM_SINGLE("Voice", TWL4030_REG_HS_SEL, 3, 1, 0),
365 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_HS_SEL, 4, 1, 0),
366 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_HS_SEL, 5, 1, 0),
367 };
368
369 /* Carkit Left */
370 static const struct snd_kcontrol_new twl4030_dapm_carkitl_controls[] = {
371 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PRECKL_CTL, 0, 1, 0),
372 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_PRECKL_CTL, 1, 1, 0),
373 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_PRECKL_CTL, 2, 1, 0),
374 };
375
376 /* Carkit Right */
377 static const struct snd_kcontrol_new twl4030_dapm_carkitr_controls[] = {
378 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PRECKR_CTL, 0, 1, 0),
379 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_PRECKR_CTL, 1, 1, 0),
380 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_PRECKR_CTL, 2, 1, 0),
381 };
382
383 /* Handsfree Left */
384 static const char *twl4030_handsfreel_texts[] =
385 {"Voice", "AudioL1", "AudioL2", "AudioR2"};
386
387 static const struct soc_enum twl4030_handsfreel_enum =
388 SOC_ENUM_SINGLE(TWL4030_REG_HFL_CTL, 0,
389 ARRAY_SIZE(twl4030_handsfreel_texts),
390 twl4030_handsfreel_texts);
391
392 static const struct snd_kcontrol_new twl4030_dapm_handsfreel_control =
393 SOC_DAPM_ENUM("Route", twl4030_handsfreel_enum);
394
395 /* Handsfree Left virtual mute */
396 static const struct snd_kcontrol_new twl4030_dapm_handsfreelmute_control =
397 SOC_DAPM_SINGLE("Switch", TWL4030_REG_SW_SHADOW, 0, 1, 0);
398
399 /* Handsfree Right */
400 static const char *twl4030_handsfreer_texts[] =
401 {"Voice", "AudioR1", "AudioR2", "AudioL2"};
402
403 static const struct soc_enum twl4030_handsfreer_enum =
404 SOC_ENUM_SINGLE(TWL4030_REG_HFR_CTL, 0,
405 ARRAY_SIZE(twl4030_handsfreer_texts),
406 twl4030_handsfreer_texts);
407
408 static const struct snd_kcontrol_new twl4030_dapm_handsfreer_control =
409 SOC_DAPM_ENUM("Route", twl4030_handsfreer_enum);
410
411 /* Handsfree Right virtual mute */
412 static const struct snd_kcontrol_new twl4030_dapm_handsfreermute_control =
413 SOC_DAPM_SINGLE("Switch", TWL4030_REG_SW_SHADOW, 1, 1, 0);
414
415 /* Vibra */
416 /* Vibra audio path selection */
417 static const char *twl4030_vibra_texts[] =
418 {"AudioL1", "AudioR1", "AudioL2", "AudioR2"};
419
420 static const struct soc_enum twl4030_vibra_enum =
421 SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 2,
422 ARRAY_SIZE(twl4030_vibra_texts),
423 twl4030_vibra_texts);
424
425 static const struct snd_kcontrol_new twl4030_dapm_vibra_control =
426 SOC_DAPM_ENUM("Route", twl4030_vibra_enum);
427
428 /* Vibra path selection: local vibrator (PWM) or audio driven */
429 static const char *twl4030_vibrapath_texts[] =
430 {"Local vibrator", "Audio"};
431
432 static const struct soc_enum twl4030_vibrapath_enum =
433 SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 4,
434 ARRAY_SIZE(twl4030_vibrapath_texts),
435 twl4030_vibrapath_texts);
436
437 static const struct snd_kcontrol_new twl4030_dapm_vibrapath_control =
438 SOC_DAPM_ENUM("Route", twl4030_vibrapath_enum);
439
440 /* Left analog microphone selection */
441 static const struct snd_kcontrol_new twl4030_dapm_analoglmic_controls[] = {
442 SOC_DAPM_SINGLE("Main Mic Capture Switch",
443 TWL4030_REG_ANAMICL, 0, 1, 0),
444 SOC_DAPM_SINGLE("Headset Mic Capture Switch",
445 TWL4030_REG_ANAMICL, 1, 1, 0),
446 SOC_DAPM_SINGLE("AUXL Capture Switch",
447 TWL4030_REG_ANAMICL, 2, 1, 0),
448 SOC_DAPM_SINGLE("Carkit Mic Capture Switch",
449 TWL4030_REG_ANAMICL, 3, 1, 0),
450 };
451
452 /* Right analog microphone selection */
453 static const struct snd_kcontrol_new twl4030_dapm_analogrmic_controls[] = {
454 SOC_DAPM_SINGLE("Sub Mic Capture Switch", TWL4030_REG_ANAMICR, 0, 1, 0),
455 SOC_DAPM_SINGLE("AUXR Capture Switch", TWL4030_REG_ANAMICR, 2, 1, 0),
456 };
457
458 /* TX1 L/R Analog/Digital microphone selection */
459 static const char *twl4030_micpathtx1_texts[] =
460 {"Analog", "Digimic0"};
461
462 static const struct soc_enum twl4030_micpathtx1_enum =
463 SOC_ENUM_SINGLE(TWL4030_REG_ADCMICSEL, 0,
464 ARRAY_SIZE(twl4030_micpathtx1_texts),
465 twl4030_micpathtx1_texts);
466
467 static const struct snd_kcontrol_new twl4030_dapm_micpathtx1_control =
468 SOC_DAPM_ENUM("Route", twl4030_micpathtx1_enum);
469
470 /* TX2 L/R Analog/Digital microphone selection */
471 static const char *twl4030_micpathtx2_texts[] =
472 {"Analog", "Digimic1"};
473
474 static const struct soc_enum twl4030_micpathtx2_enum =
475 SOC_ENUM_SINGLE(TWL4030_REG_ADCMICSEL, 2,
476 ARRAY_SIZE(twl4030_micpathtx2_texts),
477 twl4030_micpathtx2_texts);
478
479 static const struct snd_kcontrol_new twl4030_dapm_micpathtx2_control =
480 SOC_DAPM_ENUM("Route", twl4030_micpathtx2_enum);
481
482 /* Analog bypass for AudioR1 */
483 static const struct snd_kcontrol_new twl4030_dapm_abypassr1_control =
484 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXR1_APGA_CTL, 2, 1, 0);
485
486 /* Analog bypass for AudioL1 */
487 static const struct snd_kcontrol_new twl4030_dapm_abypassl1_control =
488 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXL1_APGA_CTL, 2, 1, 0);
489
490 /* Analog bypass for AudioR2 */
491 static const struct snd_kcontrol_new twl4030_dapm_abypassr2_control =
492 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXR2_APGA_CTL, 2, 1, 0);
493
494 /* Analog bypass for AudioL2 */
495 static const struct snd_kcontrol_new twl4030_dapm_abypassl2_control =
496 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXL2_APGA_CTL, 2, 1, 0);
497
498 /* Analog bypass for Voice */
499 static const struct snd_kcontrol_new twl4030_dapm_abypassv_control =
500 SOC_DAPM_SINGLE("Switch", TWL4030_REG_VDL_APGA_CTL, 2, 1, 0);
501
502 /* Digital bypass gain, 0 mutes the bypass */
503 static const unsigned int twl4030_dapm_dbypass_tlv[] = {
504 TLV_DB_RANGE_HEAD(2),
505 0, 3, TLV_DB_SCALE_ITEM(-2400, 0, 1),
506 4, 7, TLV_DB_SCALE_ITEM(-1800, 600, 0),
507 };
508
509 /* Digital bypass left (TX1L -> RX2L) */
510 static const struct snd_kcontrol_new twl4030_dapm_dbypassl_control =
511 SOC_DAPM_SINGLE_TLV("Volume",
512 TWL4030_REG_ATX2ARXPGA, 3, 7, 0,
513 twl4030_dapm_dbypass_tlv);
514
515 /* Digital bypass right (TX1R -> RX2R) */
516 static const struct snd_kcontrol_new twl4030_dapm_dbypassr_control =
517 SOC_DAPM_SINGLE_TLV("Volume",
518 TWL4030_REG_ATX2ARXPGA, 0, 7, 0,
519 twl4030_dapm_dbypass_tlv);
520
521 /*
522 * Voice Sidetone GAIN volume control:
523 * from -51 to -10 dB in 1 dB steps (mute instead of -51 dB)
524 */
525 static DECLARE_TLV_DB_SCALE(twl4030_dapm_dbypassv_tlv, -5100, 100, 1);
526
527 /* Digital bypass voice: sidetone (VUL -> VDL)*/
528 static const struct snd_kcontrol_new twl4030_dapm_dbypassv_control =
529 SOC_DAPM_SINGLE_TLV("Volume",
530 TWL4030_REG_VSTPGA, 0, 0x29, 0,
531 twl4030_dapm_dbypassv_tlv);
532
533 static int micpath_event(struct snd_soc_dapm_widget *w,
534 struct snd_kcontrol *kcontrol, int event)
535 {
536 struct soc_enum *e = (struct soc_enum *)w->kcontrols->private_value;
537 unsigned char adcmicsel, micbias_ctl;
538
539 adcmicsel = twl4030_read_reg_cache(w->codec, TWL4030_REG_ADCMICSEL);
540 micbias_ctl = twl4030_read_reg_cache(w->codec, TWL4030_REG_MICBIAS_CTL);
541 /* Prepare the bits for the given TX path:
542 * shift_l == 0: TX1 microphone path
543 * shift_l == 2: TX2 microphone path */
544 if (e->shift_l) {
545 /* TX2 microphone path */
546 if (adcmicsel & TWL4030_TX2IN_SEL)
547 micbias_ctl |= TWL4030_MICBIAS2_CTL; /* digimic */
548 else
549 micbias_ctl &= ~TWL4030_MICBIAS2_CTL;
550 } else {
551 /* TX1 microphone path */
552 if (adcmicsel & TWL4030_TX1IN_SEL)
553 micbias_ctl |= TWL4030_MICBIAS1_CTL; /* digimic */
554 else
555 micbias_ctl &= ~TWL4030_MICBIAS1_CTL;
556 }
557
558 twl4030_write(w->codec, TWL4030_REG_MICBIAS_CTL, micbias_ctl);
559
560 return 0;
561 }
562
563 /*
564 * Output PGA builder:
565 * Handle the muting and unmuting of the given output (turning off the
566 * amplifier associated with the output pin)
567 * On mute bypass the reg_cache and write 0 to the register
568 * On unmute: restore the register content from the reg_cache
569 * Outputs handled in this way: Earpiece, PreDrivL/R, CarkitL/R
570 */
571 #define TWL4030_OUTPUT_PGA(pin_name, reg, mask) \
572 static int pin_name##pga_event(struct snd_soc_dapm_widget *w, \
573 struct snd_kcontrol *kcontrol, int event) \
574 { \
575 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec); \
576 \
577 switch (event) { \
578 case SND_SOC_DAPM_POST_PMU: \
579 twl4030->pin_name##_enabled = 1; \
580 twl4030_write(w->codec, reg, \
581 twl4030_read_reg_cache(w->codec, reg)); \
582 break; \
583 case SND_SOC_DAPM_POST_PMD: \
584 twl4030->pin_name##_enabled = 0; \
585 twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, \
586 0, reg); \
587 break; \
588 } \
589 return 0; \
590 }
591
592 TWL4030_OUTPUT_PGA(earpiece, TWL4030_REG_EAR_CTL, TWL4030_EAR_GAIN);
593 TWL4030_OUTPUT_PGA(predrivel, TWL4030_REG_PREDL_CTL, TWL4030_PREDL_GAIN);
594 TWL4030_OUTPUT_PGA(predriver, TWL4030_REG_PREDR_CTL, TWL4030_PREDR_GAIN);
595 TWL4030_OUTPUT_PGA(carkitl, TWL4030_REG_PRECKL_CTL, TWL4030_PRECKL_GAIN);
596 TWL4030_OUTPUT_PGA(carkitr, TWL4030_REG_PRECKR_CTL, TWL4030_PRECKR_GAIN);
597
598 static void handsfree_ramp(struct snd_soc_codec *codec, int reg, int ramp)
599 {
600 unsigned char hs_ctl;
601
602 hs_ctl = twl4030_read_reg_cache(codec, reg);
603
604 if (ramp) {
605 /* HF ramp-up */
606 hs_ctl |= TWL4030_HF_CTL_REF_EN;
607 twl4030_write(codec, reg, hs_ctl);
608 udelay(10);
609 hs_ctl |= TWL4030_HF_CTL_RAMP_EN;
610 twl4030_write(codec, reg, hs_ctl);
611 udelay(40);
612 hs_ctl |= TWL4030_HF_CTL_LOOP_EN;
613 hs_ctl |= TWL4030_HF_CTL_HB_EN;
614 twl4030_write(codec, reg, hs_ctl);
615 } else {
616 /* HF ramp-down */
617 hs_ctl &= ~TWL4030_HF_CTL_LOOP_EN;
618 hs_ctl &= ~TWL4030_HF_CTL_HB_EN;
619 twl4030_write(codec, reg, hs_ctl);
620 hs_ctl &= ~TWL4030_HF_CTL_RAMP_EN;
621 twl4030_write(codec, reg, hs_ctl);
622 udelay(40);
623 hs_ctl &= ~TWL4030_HF_CTL_REF_EN;
624 twl4030_write(codec, reg, hs_ctl);
625 }
626 }
627
628 static int handsfreelpga_event(struct snd_soc_dapm_widget *w,
629 struct snd_kcontrol *kcontrol, int event)
630 {
631 switch (event) {
632 case SND_SOC_DAPM_POST_PMU:
633 handsfree_ramp(w->codec, TWL4030_REG_HFL_CTL, 1);
634 break;
635 case SND_SOC_DAPM_POST_PMD:
636 handsfree_ramp(w->codec, TWL4030_REG_HFL_CTL, 0);
637 break;
638 }
639 return 0;
640 }
641
642 static int handsfreerpga_event(struct snd_soc_dapm_widget *w,
643 struct snd_kcontrol *kcontrol, int event)
644 {
645 switch (event) {
646 case SND_SOC_DAPM_POST_PMU:
647 handsfree_ramp(w->codec, TWL4030_REG_HFR_CTL, 1);
648 break;
649 case SND_SOC_DAPM_POST_PMD:
650 handsfree_ramp(w->codec, TWL4030_REG_HFR_CTL, 0);
651 break;
652 }
653 return 0;
654 }
655
656 static int vibramux_event(struct snd_soc_dapm_widget *w,
657 struct snd_kcontrol *kcontrol, int event)
658 {
659 twl4030_write(w->codec, TWL4030_REG_VIBRA_SET, 0xff);
660 return 0;
661 }
662
663 static int apll_event(struct snd_soc_dapm_widget *w,
664 struct snd_kcontrol *kcontrol, int event)
665 {
666 switch (event) {
667 case SND_SOC_DAPM_PRE_PMU:
668 twl4030_apll_enable(w->codec, 1);
669 break;
670 case SND_SOC_DAPM_POST_PMD:
671 twl4030_apll_enable(w->codec, 0);
672 break;
673 }
674 return 0;
675 }
676
677 static int aif_event(struct snd_soc_dapm_widget *w,
678 struct snd_kcontrol *kcontrol, int event)
679 {
680 u8 audio_if;
681
682 audio_if = twl4030_read_reg_cache(w->codec, TWL4030_REG_AUDIO_IF);
683 switch (event) {
684 case SND_SOC_DAPM_PRE_PMU:
685 /* Enable AIF */
686 /* enable the PLL before we use it to clock the DAI */
687 twl4030_apll_enable(w->codec, 1);
688
689 twl4030_write(w->codec, TWL4030_REG_AUDIO_IF,
690 audio_if | TWL4030_AIF_EN);
691 break;
692 case SND_SOC_DAPM_POST_PMD:
693 /* disable the DAI before we stop it's source PLL */
694 twl4030_write(w->codec, TWL4030_REG_AUDIO_IF,
695 audio_if & ~TWL4030_AIF_EN);
696 twl4030_apll_enable(w->codec, 0);
697 break;
698 }
699 return 0;
700 }
701
702 static void headset_ramp(struct snd_soc_codec *codec, int ramp)
703 {
704 struct snd_soc_device *socdev = codec->socdev;
705 struct twl4030_setup_data *setup = socdev->codec_data;
706
707 unsigned char hs_gain, hs_pop;
708 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
709 /* Base values for ramp delay calculation: 2^19 - 2^26 */
710 unsigned int ramp_base[] = {524288, 1048576, 2097152, 4194304,
711 8388608, 16777216, 33554432, 67108864};
712
713 hs_gain = twl4030_read_reg_cache(codec, TWL4030_REG_HS_GAIN_SET);
714 hs_pop = twl4030_read_reg_cache(codec, TWL4030_REG_HS_POPN_SET);
715
716 /* Enable external mute control, this dramatically reduces
717 * the pop-noise */
718 if (setup && setup->hs_extmute) {
719 if (setup->set_hs_extmute) {
720 setup->set_hs_extmute(1);
721 } else {
722 hs_pop |= TWL4030_EXTMUTE;
723 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
724 }
725 }
726
727 if (ramp) {
728 /* Headset ramp-up according to the TRM */
729 hs_pop |= TWL4030_VMID_EN;
730 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
731 /* Actually write to the register */
732 twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
733 hs_gain,
734 TWL4030_REG_HS_GAIN_SET);
735 hs_pop |= TWL4030_RAMP_EN;
736 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
737 /* Wait ramp delay time + 1, so the VMID can settle */
738 mdelay((ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
739 twl4030->sysclk) + 1);
740 } else {
741 /* Headset ramp-down _not_ according to
742 * the TRM, but in a way that it is working */
743 hs_pop &= ~TWL4030_RAMP_EN;
744 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
745 /* Wait ramp delay time + 1, so the VMID can settle */
746 mdelay((ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
747 twl4030->sysclk) + 1);
748 /* Bypass the reg_cache to mute the headset */
749 twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
750 hs_gain & (~0x0f),
751 TWL4030_REG_HS_GAIN_SET);
752
753 hs_pop &= ~TWL4030_VMID_EN;
754 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
755 }
756
757 /* Disable external mute */
758 if (setup && setup->hs_extmute) {
759 if (setup->set_hs_extmute) {
760 setup->set_hs_extmute(0);
761 } else {
762 hs_pop &= ~TWL4030_EXTMUTE;
763 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
764 }
765 }
766 }
767
768 static int headsetlpga_event(struct snd_soc_dapm_widget *w,
769 struct snd_kcontrol *kcontrol, int event)
770 {
771 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec);
772
773 switch (event) {
774 case SND_SOC_DAPM_POST_PMU:
775 /* Do the ramp-up only once */
776 if (!twl4030->hsr_enabled)
777 headset_ramp(w->codec, 1);
778
779 twl4030->hsl_enabled = 1;
780 break;
781 case SND_SOC_DAPM_POST_PMD:
782 /* Do the ramp-down only if both headsetL/R is disabled */
783 if (!twl4030->hsr_enabled)
784 headset_ramp(w->codec, 0);
785
786 twl4030->hsl_enabled = 0;
787 break;
788 }
789 return 0;
790 }
791
792 static int headsetrpga_event(struct snd_soc_dapm_widget *w,
793 struct snd_kcontrol *kcontrol, int event)
794 {
795 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec);
796
797 switch (event) {
798 case SND_SOC_DAPM_POST_PMU:
799 /* Do the ramp-up only once */
800 if (!twl4030->hsl_enabled)
801 headset_ramp(w->codec, 1);
802
803 twl4030->hsr_enabled = 1;
804 break;
805 case SND_SOC_DAPM_POST_PMD:
806 /* Do the ramp-down only if both headsetL/R is disabled */
807 if (!twl4030->hsl_enabled)
808 headset_ramp(w->codec, 0);
809
810 twl4030->hsr_enabled = 0;
811 break;
812 }
813 return 0;
814 }
815
816 /*
817 * Some of the gain controls in TWL (mostly those which are associated with
818 * the outputs) are implemented in an interesting way:
819 * 0x0 : Power down (mute)
820 * 0x1 : 6dB
821 * 0x2 : 0 dB
822 * 0x3 : -6 dB
823 * Inverting not going to help with these.
824 * Custom volsw and volsw_2r get/put functions to handle these gain bits.
825 */
826 #define SOC_DOUBLE_TLV_TWL4030(xname, xreg, shift_left, shift_right, xmax,\
827 xinvert, tlv_array) \
828 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
829 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
830 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
831 .tlv.p = (tlv_array), \
832 .info = snd_soc_info_volsw, \
833 .get = snd_soc_get_volsw_twl4030, \
834 .put = snd_soc_put_volsw_twl4030, \
835 .private_value = (unsigned long)&(struct soc_mixer_control) \
836 {.reg = xreg, .shift = shift_left, .rshift = shift_right,\
837 .max = xmax, .invert = xinvert} }
838 #define SOC_DOUBLE_R_TLV_TWL4030(xname, reg_left, reg_right, xshift, xmax,\
839 xinvert, tlv_array) \
840 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
841 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
842 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
843 .tlv.p = (tlv_array), \
844 .info = snd_soc_info_volsw_2r, \
845 .get = snd_soc_get_volsw_r2_twl4030,\
846 .put = snd_soc_put_volsw_r2_twl4030, \
847 .private_value = (unsigned long)&(struct soc_mixer_control) \
848 {.reg = reg_left, .rreg = reg_right, .shift = xshift, \
849 .rshift = xshift, .max = xmax, .invert = xinvert} }
850 #define SOC_SINGLE_TLV_TWL4030(xname, xreg, xshift, xmax, xinvert, tlv_array) \
851 SOC_DOUBLE_TLV_TWL4030(xname, xreg, xshift, xshift, xmax, \
852 xinvert, tlv_array)
853
854 static int snd_soc_get_volsw_twl4030(struct snd_kcontrol *kcontrol,
855 struct snd_ctl_elem_value *ucontrol)
856 {
857 struct soc_mixer_control *mc =
858 (struct soc_mixer_control *)kcontrol->private_value;
859 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
860 unsigned int reg = mc->reg;
861 unsigned int shift = mc->shift;
862 unsigned int rshift = mc->rshift;
863 int max = mc->max;
864 int mask = (1 << fls(max)) - 1;
865
866 ucontrol->value.integer.value[0] =
867 (snd_soc_read(codec, reg) >> shift) & mask;
868 if (ucontrol->value.integer.value[0])
869 ucontrol->value.integer.value[0] =
870 max + 1 - ucontrol->value.integer.value[0];
871
872 if (shift != rshift) {
873 ucontrol->value.integer.value[1] =
874 (snd_soc_read(codec, reg) >> rshift) & mask;
875 if (ucontrol->value.integer.value[1])
876 ucontrol->value.integer.value[1] =
877 max + 1 - ucontrol->value.integer.value[1];
878 }
879
880 return 0;
881 }
882
883 static int snd_soc_put_volsw_twl4030(struct snd_kcontrol *kcontrol,
884 struct snd_ctl_elem_value *ucontrol)
885 {
886 struct soc_mixer_control *mc =
887 (struct soc_mixer_control *)kcontrol->private_value;
888 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
889 unsigned int reg = mc->reg;
890 unsigned int shift = mc->shift;
891 unsigned int rshift = mc->rshift;
892 int max = mc->max;
893 int mask = (1 << fls(max)) - 1;
894 unsigned short val, val2, val_mask;
895
896 val = (ucontrol->value.integer.value[0] & mask);
897
898 val_mask = mask << shift;
899 if (val)
900 val = max + 1 - val;
901 val = val << shift;
902 if (shift != rshift) {
903 val2 = (ucontrol->value.integer.value[1] & mask);
904 val_mask |= mask << rshift;
905 if (val2)
906 val2 = max + 1 - val2;
907 val |= val2 << rshift;
908 }
909 return snd_soc_update_bits(codec, reg, val_mask, val);
910 }
911
912 static int snd_soc_get_volsw_r2_twl4030(struct snd_kcontrol *kcontrol,
913 struct snd_ctl_elem_value *ucontrol)
914 {
915 struct soc_mixer_control *mc =
916 (struct soc_mixer_control *)kcontrol->private_value;
917 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
918 unsigned int reg = mc->reg;
919 unsigned int reg2 = mc->rreg;
920 unsigned int shift = mc->shift;
921 int max = mc->max;
922 int mask = (1<<fls(max))-1;
923
924 ucontrol->value.integer.value[0] =
925 (snd_soc_read(codec, reg) >> shift) & mask;
926 ucontrol->value.integer.value[1] =
927 (snd_soc_read(codec, reg2) >> shift) & mask;
928
929 if (ucontrol->value.integer.value[0])
930 ucontrol->value.integer.value[0] =
931 max + 1 - ucontrol->value.integer.value[0];
932 if (ucontrol->value.integer.value[1])
933 ucontrol->value.integer.value[1] =
934 max + 1 - ucontrol->value.integer.value[1];
935
936 return 0;
937 }
938
939 static int snd_soc_put_volsw_r2_twl4030(struct snd_kcontrol *kcontrol,
940 struct snd_ctl_elem_value *ucontrol)
941 {
942 struct soc_mixer_control *mc =
943 (struct soc_mixer_control *)kcontrol->private_value;
944 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
945 unsigned int reg = mc->reg;
946 unsigned int reg2 = mc->rreg;
947 unsigned int shift = mc->shift;
948 int max = mc->max;
949 int mask = (1 << fls(max)) - 1;
950 int err;
951 unsigned short val, val2, val_mask;
952
953 val_mask = mask << shift;
954 val = (ucontrol->value.integer.value[0] & mask);
955 val2 = (ucontrol->value.integer.value[1] & mask);
956
957 if (val)
958 val = max + 1 - val;
959 if (val2)
960 val2 = max + 1 - val2;
961
962 val = val << shift;
963 val2 = val2 << shift;
964
965 err = snd_soc_update_bits(codec, reg, val_mask, val);
966 if (err < 0)
967 return err;
968
969 err = snd_soc_update_bits(codec, reg2, val_mask, val2);
970 return err;
971 }
972
973 /* Codec operation modes */
974 static const char *twl4030_op_modes_texts[] = {
975 "Option 2 (voice/audio)", "Option 1 (audio)"
976 };
977
978 static const struct soc_enum twl4030_op_modes_enum =
979 SOC_ENUM_SINGLE(TWL4030_REG_CODEC_MODE, 0,
980 ARRAY_SIZE(twl4030_op_modes_texts),
981 twl4030_op_modes_texts);
982
983 static int snd_soc_put_twl4030_opmode_enum_double(struct snd_kcontrol *kcontrol,
984 struct snd_ctl_elem_value *ucontrol)
985 {
986 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
987 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
988 struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
989 unsigned short val;
990 unsigned short mask, bitmask;
991
992 if (twl4030->configured) {
993 printk(KERN_ERR "twl4030 operation mode cannot be "
994 "changed on-the-fly\n");
995 return -EBUSY;
996 }
997
998 for (bitmask = 1; bitmask < e->max; bitmask <<= 1)
999 ;
1000 if (ucontrol->value.enumerated.item[0] > e->max - 1)
1001 return -EINVAL;
1002
1003 val = ucontrol->value.enumerated.item[0] << e->shift_l;
1004 mask = (bitmask - 1) << e->shift_l;
1005 if (e->shift_l != e->shift_r) {
1006 if (ucontrol->value.enumerated.item[1] > e->max - 1)
1007 return -EINVAL;
1008 val |= ucontrol->value.enumerated.item[1] << e->shift_r;
1009 mask |= (bitmask - 1) << e->shift_r;
1010 }
1011
1012 return snd_soc_update_bits(codec, e->reg, mask, val);
1013 }
1014
1015 /*
1016 * FGAIN volume control:
1017 * from -62 to 0 dB in 1 dB steps (mute instead of -63 dB)
1018 */
1019 static DECLARE_TLV_DB_SCALE(digital_fine_tlv, -6300, 100, 1);
1020
1021 /*
1022 * CGAIN volume control:
1023 * 0 dB to 12 dB in 6 dB steps
1024 * value 2 and 3 means 12 dB
1025 */
1026 static DECLARE_TLV_DB_SCALE(digital_coarse_tlv, 0, 600, 0);
1027
1028 /*
1029 * Voice Downlink GAIN volume control:
1030 * from -37 to 12 dB in 1 dB steps (mute instead of -37 dB)
1031 */
1032 static DECLARE_TLV_DB_SCALE(digital_voice_downlink_tlv, -3700, 100, 1);
1033
1034 /*
1035 * Analog playback gain
1036 * -24 dB to 12 dB in 2 dB steps
1037 */
1038 static DECLARE_TLV_DB_SCALE(analog_tlv, -2400, 200, 0);
1039
1040 /*
1041 * Gain controls tied to outputs
1042 * -6 dB to 6 dB in 6 dB steps (mute instead of -12)
1043 */
1044 static DECLARE_TLV_DB_SCALE(output_tvl, -1200, 600, 1);
1045
1046 /*
1047 * Gain control for earpiece amplifier
1048 * 0 dB to 12 dB in 6 dB steps (mute instead of -6)
1049 */
1050 static DECLARE_TLV_DB_SCALE(output_ear_tvl, -600, 600, 1);
1051
1052 /*
1053 * Capture gain after the ADCs
1054 * from 0 dB to 31 dB in 1 dB steps
1055 */
1056 static DECLARE_TLV_DB_SCALE(digital_capture_tlv, 0, 100, 0);
1057
1058 /*
1059 * Gain control for input amplifiers
1060 * 0 dB to 30 dB in 6 dB steps
1061 */
1062 static DECLARE_TLV_DB_SCALE(input_gain_tlv, 0, 600, 0);
1063
1064 /* AVADC clock priority */
1065 static const char *twl4030_avadc_clk_priority_texts[] = {
1066 "Voice high priority", "HiFi high priority"
1067 };
1068
1069 static const struct soc_enum twl4030_avadc_clk_priority_enum =
1070 SOC_ENUM_SINGLE(TWL4030_REG_AVADC_CTL, 2,
1071 ARRAY_SIZE(twl4030_avadc_clk_priority_texts),
1072 twl4030_avadc_clk_priority_texts);
1073
1074 static const char *twl4030_rampdelay_texts[] = {
1075 "27/20/14 ms", "55/40/27 ms", "109/81/55 ms", "218/161/109 ms",
1076 "437/323/218 ms", "874/645/437 ms", "1748/1291/874 ms",
1077 "3495/2581/1748 ms"
1078 };
1079
1080 static const struct soc_enum twl4030_rampdelay_enum =
1081 SOC_ENUM_SINGLE(TWL4030_REG_HS_POPN_SET, 2,
1082 ARRAY_SIZE(twl4030_rampdelay_texts),
1083 twl4030_rampdelay_texts);
1084
1085 /* Vibra H-bridge direction mode */
1086 static const char *twl4030_vibradirmode_texts[] = {
1087 "Vibra H-bridge direction", "Audio data MSB",
1088 };
1089
1090 static const struct soc_enum twl4030_vibradirmode_enum =
1091 SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 5,
1092 ARRAY_SIZE(twl4030_vibradirmode_texts),
1093 twl4030_vibradirmode_texts);
1094
1095 /* Vibra H-bridge direction */
1096 static const char *twl4030_vibradir_texts[] = {
1097 "Positive polarity", "Negative polarity",
1098 };
1099
1100 static const struct soc_enum twl4030_vibradir_enum =
1101 SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 1,
1102 ARRAY_SIZE(twl4030_vibradir_texts),
1103 twl4030_vibradir_texts);
1104
1105 static const struct snd_kcontrol_new twl4030_snd_controls[] = {
1106 /* Codec operation mode control */
1107 SOC_ENUM_EXT("Codec Operation Mode", twl4030_op_modes_enum,
1108 snd_soc_get_enum_double,
1109 snd_soc_put_twl4030_opmode_enum_double),
1110
1111 /* Common playback gain controls */
1112 SOC_DOUBLE_R_TLV("DAC1 Digital Fine Playback Volume",
1113 TWL4030_REG_ARXL1PGA, TWL4030_REG_ARXR1PGA,
1114 0, 0x3f, 0, digital_fine_tlv),
1115 SOC_DOUBLE_R_TLV("DAC2 Digital Fine Playback Volume",
1116 TWL4030_REG_ARXL2PGA, TWL4030_REG_ARXR2PGA,
1117 0, 0x3f, 0, digital_fine_tlv),
1118
1119 SOC_DOUBLE_R_TLV("DAC1 Digital Coarse Playback Volume",
1120 TWL4030_REG_ARXL1PGA, TWL4030_REG_ARXR1PGA,
1121 6, 0x2, 0, digital_coarse_tlv),
1122 SOC_DOUBLE_R_TLV("DAC2 Digital Coarse Playback Volume",
1123 TWL4030_REG_ARXL2PGA, TWL4030_REG_ARXR2PGA,
1124 6, 0x2, 0, digital_coarse_tlv),
1125
1126 SOC_DOUBLE_R_TLV("DAC1 Analog Playback Volume",
1127 TWL4030_REG_ARXL1_APGA_CTL, TWL4030_REG_ARXR1_APGA_CTL,
1128 3, 0x12, 1, analog_tlv),
1129 SOC_DOUBLE_R_TLV("DAC2 Analog Playback Volume",
1130 TWL4030_REG_ARXL2_APGA_CTL, TWL4030_REG_ARXR2_APGA_CTL,
1131 3, 0x12, 1, analog_tlv),
1132 SOC_DOUBLE_R("DAC1 Analog Playback Switch",
1133 TWL4030_REG_ARXL1_APGA_CTL, TWL4030_REG_ARXR1_APGA_CTL,
1134 1, 1, 0),
1135 SOC_DOUBLE_R("DAC2 Analog Playback Switch",
1136 TWL4030_REG_ARXL2_APGA_CTL, TWL4030_REG_ARXR2_APGA_CTL,
1137 1, 1, 0),
1138
1139 /* Common voice downlink gain controls */
1140 SOC_SINGLE_TLV("DAC Voice Digital Downlink Volume",
1141 TWL4030_REG_VRXPGA, 0, 0x31, 0, digital_voice_downlink_tlv),
1142
1143 SOC_SINGLE_TLV("DAC Voice Analog Downlink Volume",
1144 TWL4030_REG_VDL_APGA_CTL, 3, 0x12, 1, analog_tlv),
1145
1146 SOC_SINGLE("DAC Voice Analog Downlink Switch",
1147 TWL4030_REG_VDL_APGA_CTL, 1, 1, 0),
1148
1149 /* Separate output gain controls */
1150 SOC_DOUBLE_R_TLV_TWL4030("PreDriv Playback Volume",
1151 TWL4030_REG_PREDL_CTL, TWL4030_REG_PREDR_CTL,
1152 4, 3, 0, output_tvl),
1153
1154 SOC_DOUBLE_TLV_TWL4030("Headset Playback Volume",
1155 TWL4030_REG_HS_GAIN_SET, 0, 2, 3, 0, output_tvl),
1156
1157 SOC_DOUBLE_R_TLV_TWL4030("Carkit Playback Volume",
1158 TWL4030_REG_PRECKL_CTL, TWL4030_REG_PRECKR_CTL,
1159 4, 3, 0, output_tvl),
1160
1161 SOC_SINGLE_TLV_TWL4030("Earpiece Playback Volume",
1162 TWL4030_REG_EAR_CTL, 4, 3, 0, output_ear_tvl),
1163
1164 /* Common capture gain controls */
1165 SOC_DOUBLE_R_TLV("TX1 Digital Capture Volume",
1166 TWL4030_REG_ATXL1PGA, TWL4030_REG_ATXR1PGA,
1167 0, 0x1f, 0, digital_capture_tlv),
1168 SOC_DOUBLE_R_TLV("TX2 Digital Capture Volume",
1169 TWL4030_REG_AVTXL2PGA, TWL4030_REG_AVTXR2PGA,
1170 0, 0x1f, 0, digital_capture_tlv),
1171
1172 SOC_DOUBLE_TLV("Analog Capture Volume", TWL4030_REG_ANAMIC_GAIN,
1173 0, 3, 5, 0, input_gain_tlv),
1174
1175 SOC_ENUM("AVADC Clock Priority", twl4030_avadc_clk_priority_enum),
1176
1177 SOC_ENUM("HS ramp delay", twl4030_rampdelay_enum),
1178
1179 SOC_ENUM("Vibra H-bridge mode", twl4030_vibradirmode_enum),
1180 SOC_ENUM("Vibra H-bridge direction", twl4030_vibradir_enum),
1181 };
1182
1183 static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
1184 /* Left channel inputs */
1185 SND_SOC_DAPM_INPUT("MAINMIC"),
1186 SND_SOC_DAPM_INPUT("HSMIC"),
1187 SND_SOC_DAPM_INPUT("AUXL"),
1188 SND_SOC_DAPM_INPUT("CARKITMIC"),
1189 /* Right channel inputs */
1190 SND_SOC_DAPM_INPUT("SUBMIC"),
1191 SND_SOC_DAPM_INPUT("AUXR"),
1192 /* Digital microphones (Stereo) */
1193 SND_SOC_DAPM_INPUT("DIGIMIC0"),
1194 SND_SOC_DAPM_INPUT("DIGIMIC1"),
1195
1196 /* Outputs */
1197 SND_SOC_DAPM_OUTPUT("EARPIECE"),
1198 SND_SOC_DAPM_OUTPUT("PREDRIVEL"),
1199 SND_SOC_DAPM_OUTPUT("PREDRIVER"),
1200 SND_SOC_DAPM_OUTPUT("HSOL"),
1201 SND_SOC_DAPM_OUTPUT("HSOR"),
1202 SND_SOC_DAPM_OUTPUT("CARKITL"),
1203 SND_SOC_DAPM_OUTPUT("CARKITR"),
1204 SND_SOC_DAPM_OUTPUT("HFL"),
1205 SND_SOC_DAPM_OUTPUT("HFR"),
1206 SND_SOC_DAPM_OUTPUT("VIBRA"),
1207
1208 /* AIF and APLL clocks for running DAIs (including loopback) */
1209 SND_SOC_DAPM_OUTPUT("Virtual HiFi OUT"),
1210 SND_SOC_DAPM_INPUT("Virtual HiFi IN"),
1211 SND_SOC_DAPM_OUTPUT("Virtual Voice OUT"),
1212
1213 /* DACs */
1214 SND_SOC_DAPM_DAC("DAC Right1", "Right Front HiFi Playback",
1215 SND_SOC_NOPM, 0, 0),
1216 SND_SOC_DAPM_DAC("DAC Left1", "Left Front HiFi Playback",
1217 SND_SOC_NOPM, 0, 0),
1218 SND_SOC_DAPM_DAC("DAC Right2", "Right Rear HiFi Playback",
1219 SND_SOC_NOPM, 0, 0),
1220 SND_SOC_DAPM_DAC("DAC Left2", "Left Rear HiFi Playback",
1221 SND_SOC_NOPM, 0, 0),
1222 SND_SOC_DAPM_DAC("DAC Voice", "Voice Playback",
1223 SND_SOC_NOPM, 0, 0),
1224
1225 /* Analog bypasses */
1226 SND_SOC_DAPM_SWITCH("Right1 Analog Loopback", SND_SOC_NOPM, 0, 0,
1227 &twl4030_dapm_abypassr1_control),
1228 SND_SOC_DAPM_SWITCH("Left1 Analog Loopback", SND_SOC_NOPM, 0, 0,
1229 &twl4030_dapm_abypassl1_control),
1230 SND_SOC_DAPM_SWITCH("Right2 Analog Loopback", SND_SOC_NOPM, 0, 0,
1231 &twl4030_dapm_abypassr2_control),
1232 SND_SOC_DAPM_SWITCH("Left2 Analog Loopback", SND_SOC_NOPM, 0, 0,
1233 &twl4030_dapm_abypassl2_control),
1234 SND_SOC_DAPM_SWITCH("Voice Analog Loopback", SND_SOC_NOPM, 0, 0,
1235 &twl4030_dapm_abypassv_control),
1236
1237 /* Master analog loopback switch */
1238 SND_SOC_DAPM_SUPPLY("FM Loop Enable", TWL4030_REG_MISC_SET_1, 5, 0,
1239 NULL, 0),
1240
1241 /* Digital bypasses */
1242 SND_SOC_DAPM_SWITCH("Left Digital Loopback", SND_SOC_NOPM, 0, 0,
1243 &twl4030_dapm_dbypassl_control),
1244 SND_SOC_DAPM_SWITCH("Right Digital Loopback", SND_SOC_NOPM, 0, 0,
1245 &twl4030_dapm_dbypassr_control),
1246 SND_SOC_DAPM_SWITCH("Voice Digital Loopback", SND_SOC_NOPM, 0, 0,
1247 &twl4030_dapm_dbypassv_control),
1248
1249 /* Digital mixers, power control for the physical DACs */
1250 SND_SOC_DAPM_MIXER("Digital R1 Playback Mixer",
1251 TWL4030_REG_AVDAC_CTL, 0, 0, NULL, 0),
1252 SND_SOC_DAPM_MIXER("Digital L1 Playback Mixer",
1253 TWL4030_REG_AVDAC_CTL, 1, 0, NULL, 0),
1254 SND_SOC_DAPM_MIXER("Digital R2 Playback Mixer",
1255 TWL4030_REG_AVDAC_CTL, 2, 0, NULL, 0),
1256 SND_SOC_DAPM_MIXER("Digital L2 Playback Mixer",
1257 TWL4030_REG_AVDAC_CTL, 3, 0, NULL, 0),
1258 SND_SOC_DAPM_MIXER("Digital Voice Playback Mixer",
1259 TWL4030_REG_AVDAC_CTL, 4, 0, NULL, 0),
1260
1261 /* Analog mixers, power control for the physical PGAs */
1262 SND_SOC_DAPM_MIXER("Analog R1 Playback Mixer",
1263 TWL4030_REG_ARXR1_APGA_CTL, 0, 0, NULL, 0),
1264 SND_SOC_DAPM_MIXER("Analog L1 Playback Mixer",
1265 TWL4030_REG_ARXL1_APGA_CTL, 0, 0, NULL, 0),
1266 SND_SOC_DAPM_MIXER("Analog R2 Playback Mixer",
1267 TWL4030_REG_ARXR2_APGA_CTL, 0, 0, NULL, 0),
1268 SND_SOC_DAPM_MIXER("Analog L2 Playback Mixer",
1269 TWL4030_REG_ARXL2_APGA_CTL, 0, 0, NULL, 0),
1270 SND_SOC_DAPM_MIXER("Analog Voice Playback Mixer",
1271 TWL4030_REG_VDL_APGA_CTL, 0, 0, NULL, 0),
1272
1273 SND_SOC_DAPM_SUPPLY("APLL Enable", SND_SOC_NOPM, 0, 0, apll_event,
1274 SND_SOC_DAPM_PRE_PMU|SND_SOC_DAPM_POST_PMD),
1275
1276 SND_SOC_DAPM_SUPPLY("AIF Enable", SND_SOC_NOPM, 0, 0, aif_event,
1277 SND_SOC_DAPM_PRE_PMU|SND_SOC_DAPM_POST_PMD),
1278
1279 /* Output MIXER controls */
1280 /* Earpiece */
1281 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
1282 &twl4030_dapm_earpiece_controls[0],
1283 ARRAY_SIZE(twl4030_dapm_earpiece_controls)),
1284 SND_SOC_DAPM_PGA_E("Earpiece PGA", SND_SOC_NOPM,
1285 0, 0, NULL, 0, earpiecepga_event,
1286 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1287 /* PreDrivL/R */
1288 SND_SOC_DAPM_MIXER("PredriveL Mixer", SND_SOC_NOPM, 0, 0,
1289 &twl4030_dapm_predrivel_controls[0],
1290 ARRAY_SIZE(twl4030_dapm_predrivel_controls)),
1291 SND_SOC_DAPM_PGA_E("PredriveL PGA", SND_SOC_NOPM,
1292 0, 0, NULL, 0, predrivelpga_event,
1293 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1294 SND_SOC_DAPM_MIXER("PredriveR Mixer", SND_SOC_NOPM, 0, 0,
1295 &twl4030_dapm_predriver_controls[0],
1296 ARRAY_SIZE(twl4030_dapm_predriver_controls)),
1297 SND_SOC_DAPM_PGA_E("PredriveR PGA", SND_SOC_NOPM,
1298 0, 0, NULL, 0, predriverpga_event,
1299 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1300 /* HeadsetL/R */
1301 SND_SOC_DAPM_MIXER("HeadsetL Mixer", SND_SOC_NOPM, 0, 0,
1302 &twl4030_dapm_hsol_controls[0],
1303 ARRAY_SIZE(twl4030_dapm_hsol_controls)),
1304 SND_SOC_DAPM_PGA_E("HeadsetL PGA", SND_SOC_NOPM,
1305 0, 0, NULL, 0, headsetlpga_event,
1306 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1307 SND_SOC_DAPM_MIXER("HeadsetR Mixer", SND_SOC_NOPM, 0, 0,
1308 &twl4030_dapm_hsor_controls[0],
1309 ARRAY_SIZE(twl4030_dapm_hsor_controls)),
1310 SND_SOC_DAPM_PGA_E("HeadsetR PGA", SND_SOC_NOPM,
1311 0, 0, NULL, 0, headsetrpga_event,
1312 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1313 /* CarkitL/R */
1314 SND_SOC_DAPM_MIXER("CarkitL Mixer", SND_SOC_NOPM, 0, 0,
1315 &twl4030_dapm_carkitl_controls[0],
1316 ARRAY_SIZE(twl4030_dapm_carkitl_controls)),
1317 SND_SOC_DAPM_PGA_E("CarkitL PGA", SND_SOC_NOPM,
1318 0, 0, NULL, 0, carkitlpga_event,
1319 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1320 SND_SOC_DAPM_MIXER("CarkitR Mixer", SND_SOC_NOPM, 0, 0,
1321 &twl4030_dapm_carkitr_controls[0],
1322 ARRAY_SIZE(twl4030_dapm_carkitr_controls)),
1323 SND_SOC_DAPM_PGA_E("CarkitR PGA", SND_SOC_NOPM,
1324 0, 0, NULL, 0, carkitrpga_event,
1325 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1326
1327 /* Output MUX controls */
1328 /* HandsfreeL/R */
1329 SND_SOC_DAPM_MUX("HandsfreeL Mux", SND_SOC_NOPM, 0, 0,
1330 &twl4030_dapm_handsfreel_control),
1331 SND_SOC_DAPM_SWITCH("HandsfreeL", SND_SOC_NOPM, 0, 0,
1332 &twl4030_dapm_handsfreelmute_control),
1333 SND_SOC_DAPM_PGA_E("HandsfreeL PGA", SND_SOC_NOPM,
1334 0, 0, NULL, 0, handsfreelpga_event,
1335 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1336 SND_SOC_DAPM_MUX("HandsfreeR Mux", SND_SOC_NOPM, 5, 0,
1337 &twl4030_dapm_handsfreer_control),
1338 SND_SOC_DAPM_SWITCH("HandsfreeR", SND_SOC_NOPM, 0, 0,
1339 &twl4030_dapm_handsfreermute_control),
1340 SND_SOC_DAPM_PGA_E("HandsfreeR PGA", SND_SOC_NOPM,
1341 0, 0, NULL, 0, handsfreerpga_event,
1342 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1343 /* Vibra */
1344 SND_SOC_DAPM_MUX_E("Vibra Mux", TWL4030_REG_VIBRA_CTL, 0, 0,
1345 &twl4030_dapm_vibra_control, vibramux_event,
1346 SND_SOC_DAPM_PRE_PMU),
1347 SND_SOC_DAPM_MUX("Vibra Route", SND_SOC_NOPM, 0, 0,
1348 &twl4030_dapm_vibrapath_control),
1349
1350 /* Introducing four virtual ADC, since TWL4030 have four channel for
1351 capture */
1352 SND_SOC_DAPM_ADC("ADC Virtual Left1", "Left Front Capture",
1353 SND_SOC_NOPM, 0, 0),
1354 SND_SOC_DAPM_ADC("ADC Virtual Right1", "Right Front Capture",
1355 SND_SOC_NOPM, 0, 0),
1356 SND_SOC_DAPM_ADC("ADC Virtual Left2", "Left Rear Capture",
1357 SND_SOC_NOPM, 0, 0),
1358 SND_SOC_DAPM_ADC("ADC Virtual Right2", "Right Rear Capture",
1359 SND_SOC_NOPM, 0, 0),
1360
1361 /* Analog/Digital mic path selection.
1362 TX1 Left/Right: either analog Left/Right or Digimic0
1363 TX2 Left/Right: either analog Left/Right or Digimic1 */
1364 SND_SOC_DAPM_MUX_E("TX1 Capture Route", SND_SOC_NOPM, 0, 0,
1365 &twl4030_dapm_micpathtx1_control, micpath_event,
1366 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD|
1367 SND_SOC_DAPM_POST_REG),
1368 SND_SOC_DAPM_MUX_E("TX2 Capture Route", SND_SOC_NOPM, 0, 0,
1369 &twl4030_dapm_micpathtx2_control, micpath_event,
1370 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD|
1371 SND_SOC_DAPM_POST_REG),
1372
1373 /* Analog input mixers for the capture amplifiers */
1374 SND_SOC_DAPM_MIXER("Analog Left",
1375 TWL4030_REG_ANAMICL, 4, 0,
1376 &twl4030_dapm_analoglmic_controls[0],
1377 ARRAY_SIZE(twl4030_dapm_analoglmic_controls)),
1378 SND_SOC_DAPM_MIXER("Analog Right",
1379 TWL4030_REG_ANAMICR, 4, 0,
1380 &twl4030_dapm_analogrmic_controls[0],
1381 ARRAY_SIZE(twl4030_dapm_analogrmic_controls)),
1382
1383 SND_SOC_DAPM_PGA("ADC Physical Left",
1384 TWL4030_REG_AVADC_CTL, 3, 0, NULL, 0),
1385 SND_SOC_DAPM_PGA("ADC Physical Right",
1386 TWL4030_REG_AVADC_CTL, 1, 0, NULL, 0),
1387
1388 SND_SOC_DAPM_PGA("Digimic0 Enable",
1389 TWL4030_REG_ADCMICSEL, 1, 0, NULL, 0),
1390 SND_SOC_DAPM_PGA("Digimic1 Enable",
1391 TWL4030_REG_ADCMICSEL, 3, 0, NULL, 0),
1392
1393 SND_SOC_DAPM_MICBIAS("Mic Bias 1", TWL4030_REG_MICBIAS_CTL, 0, 0),
1394 SND_SOC_DAPM_MICBIAS("Mic Bias 2", TWL4030_REG_MICBIAS_CTL, 1, 0),
1395 SND_SOC_DAPM_MICBIAS("Headset Mic Bias", TWL4030_REG_MICBIAS_CTL, 2, 0),
1396
1397 };
1398
1399 static const struct snd_soc_dapm_route intercon[] = {
1400 {"Digital L1 Playback Mixer", NULL, "DAC Left1"},
1401 {"Digital R1 Playback Mixer", NULL, "DAC Right1"},
1402 {"Digital L2 Playback Mixer", NULL, "DAC Left2"},
1403 {"Digital R2 Playback Mixer", NULL, "DAC Right2"},
1404 {"Digital Voice Playback Mixer", NULL, "DAC Voice"},
1405
1406 /* Supply for the digital part (APLL) */
1407 {"Digital Voice Playback Mixer", NULL, "APLL Enable"},
1408
1409 {"Digital R1 Playback Mixer", NULL, "AIF Enable"},
1410 {"Digital L1 Playback Mixer", NULL, "AIF Enable"},
1411 {"Digital R2 Playback Mixer", NULL, "AIF Enable"},
1412 {"Digital L2 Playback Mixer", NULL, "AIF Enable"},
1413
1414 {"Analog L1 Playback Mixer", NULL, "Digital L1 Playback Mixer"},
1415 {"Analog R1 Playback Mixer", NULL, "Digital R1 Playback Mixer"},
1416 {"Analog L2 Playback Mixer", NULL, "Digital L2 Playback Mixer"},
1417 {"Analog R2 Playback Mixer", NULL, "Digital R2 Playback Mixer"},
1418 {"Analog Voice Playback Mixer", NULL, "Digital Voice Playback Mixer"},
1419
1420 /* Internal playback routings */
1421 /* Earpiece */
1422 {"Earpiece Mixer", "Voice", "Analog Voice Playback Mixer"},
1423 {"Earpiece Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1424 {"Earpiece Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1425 {"Earpiece Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1426 {"Earpiece PGA", NULL, "Earpiece Mixer"},
1427 /* PreDrivL */
1428 {"PredriveL Mixer", "Voice", "Analog Voice Playback Mixer"},
1429 {"PredriveL Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1430 {"PredriveL Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1431 {"PredriveL Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1432 {"PredriveL PGA", NULL, "PredriveL Mixer"},
1433 /* PreDrivR */
1434 {"PredriveR Mixer", "Voice", "Analog Voice Playback Mixer"},
1435 {"PredriveR Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1436 {"PredriveR Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1437 {"PredriveR Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1438 {"PredriveR PGA", NULL, "PredriveR Mixer"},
1439 /* HeadsetL */
1440 {"HeadsetL Mixer", "Voice", "Analog Voice Playback Mixer"},
1441 {"HeadsetL Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1442 {"HeadsetL Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1443 {"HeadsetL PGA", NULL, "HeadsetL Mixer"},
1444 /* HeadsetR */
1445 {"HeadsetR Mixer", "Voice", "Analog Voice Playback Mixer"},
1446 {"HeadsetR Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1447 {"HeadsetR Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1448 {"HeadsetR PGA", NULL, "HeadsetR Mixer"},
1449 /* CarkitL */
1450 {"CarkitL Mixer", "Voice", "Analog Voice Playback Mixer"},
1451 {"CarkitL Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1452 {"CarkitL Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1453 {"CarkitL PGA", NULL, "CarkitL Mixer"},
1454 /* CarkitR */
1455 {"CarkitR Mixer", "Voice", "Analog Voice Playback Mixer"},
1456 {"CarkitR Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1457 {"CarkitR Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1458 {"CarkitR PGA", NULL, "CarkitR Mixer"},
1459 /* HandsfreeL */
1460 {"HandsfreeL Mux", "Voice", "Analog Voice Playback Mixer"},
1461 {"HandsfreeL Mux", "AudioL1", "Analog L1 Playback Mixer"},
1462 {"HandsfreeL Mux", "AudioL2", "Analog L2 Playback Mixer"},
1463 {"HandsfreeL Mux", "AudioR2", "Analog R2 Playback Mixer"},
1464 {"HandsfreeL", "Switch", "HandsfreeL Mux"},
1465 {"HandsfreeL PGA", NULL, "HandsfreeL"},
1466 /* HandsfreeR */
1467 {"HandsfreeR Mux", "Voice", "Analog Voice Playback Mixer"},
1468 {"HandsfreeR Mux", "AudioR1", "Analog R1 Playback Mixer"},
1469 {"HandsfreeR Mux", "AudioR2", "Analog R2 Playback Mixer"},
1470 {"HandsfreeR Mux", "AudioL2", "Analog L2 Playback Mixer"},
1471 {"HandsfreeR", "Switch", "HandsfreeR Mux"},
1472 {"HandsfreeR PGA", NULL, "HandsfreeR"},
1473 /* Vibra */
1474 {"Vibra Mux", "AudioL1", "DAC Left1"},
1475 {"Vibra Mux", "AudioR1", "DAC Right1"},
1476 {"Vibra Mux", "AudioL2", "DAC Left2"},
1477 {"Vibra Mux", "AudioR2", "DAC Right2"},
1478
1479 /* outputs */
1480 /* Must be always connected (for AIF and APLL) */
1481 {"Virtual HiFi OUT", NULL, "Digital L1 Playback Mixer"},
1482 {"Virtual HiFi OUT", NULL, "Digital R1 Playback Mixer"},
1483 {"Virtual HiFi OUT", NULL, "Digital L2 Playback Mixer"},
1484 {"Virtual HiFi OUT", NULL, "Digital R2 Playback Mixer"},
1485 /* Must be always connected (for APLL) */
1486 {"Virtual Voice OUT", NULL, "Digital Voice Playback Mixer"},
1487 /* Physical outputs */
1488 {"EARPIECE", NULL, "Earpiece PGA"},
1489 {"PREDRIVEL", NULL, "PredriveL PGA"},
1490 {"PREDRIVER", NULL, "PredriveR PGA"},
1491 {"HSOL", NULL, "HeadsetL PGA"},
1492 {"HSOR", NULL, "HeadsetR PGA"},
1493 {"CARKITL", NULL, "CarkitL PGA"},
1494 {"CARKITR", NULL, "CarkitR PGA"},
1495 {"HFL", NULL, "HandsfreeL PGA"},
1496 {"HFR", NULL, "HandsfreeR PGA"},
1497 {"Vibra Route", "Audio", "Vibra Mux"},
1498 {"VIBRA", NULL, "Vibra Route"},
1499
1500 /* Capture path */
1501 /* Must be always connected (for AIF and APLL) */
1502 {"ADC Virtual Left1", NULL, "Virtual HiFi IN"},
1503 {"ADC Virtual Right1", NULL, "Virtual HiFi IN"},
1504 {"ADC Virtual Left2", NULL, "Virtual HiFi IN"},
1505 {"ADC Virtual Right2", NULL, "Virtual HiFi IN"},
1506 /* Physical inputs */
1507 {"Analog Left", "Main Mic Capture Switch", "MAINMIC"},
1508 {"Analog Left", "Headset Mic Capture Switch", "HSMIC"},
1509 {"Analog Left", "AUXL Capture Switch", "AUXL"},
1510 {"Analog Left", "Carkit Mic Capture Switch", "CARKITMIC"},
1511
1512 {"Analog Right", "Sub Mic Capture Switch", "SUBMIC"},
1513 {"Analog Right", "AUXR Capture Switch", "AUXR"},
1514
1515 {"ADC Physical Left", NULL, "Analog Left"},
1516 {"ADC Physical Right", NULL, "Analog Right"},
1517
1518 {"Digimic0 Enable", NULL, "DIGIMIC0"},
1519 {"Digimic1 Enable", NULL, "DIGIMIC1"},
1520
1521 /* TX1 Left capture path */
1522 {"TX1 Capture Route", "Analog", "ADC Physical Left"},
1523 {"TX1 Capture Route", "Digimic0", "Digimic0 Enable"},
1524 /* TX1 Right capture path */
1525 {"TX1 Capture Route", "Analog", "ADC Physical Right"},
1526 {"TX1 Capture Route", "Digimic0", "Digimic0 Enable"},
1527 /* TX2 Left capture path */
1528 {"TX2 Capture Route", "Analog", "ADC Physical Left"},
1529 {"TX2 Capture Route", "Digimic1", "Digimic1 Enable"},
1530 /* TX2 Right capture path */
1531 {"TX2 Capture Route", "Analog", "ADC Physical Right"},
1532 {"TX2 Capture Route", "Digimic1", "Digimic1 Enable"},
1533
1534 {"ADC Virtual Left1", NULL, "TX1 Capture Route"},
1535 {"ADC Virtual Right1", NULL, "TX1 Capture Route"},
1536 {"ADC Virtual Left2", NULL, "TX2 Capture Route"},
1537 {"ADC Virtual Right2", NULL, "TX2 Capture Route"},
1538
1539 {"ADC Virtual Left1", NULL, "AIF Enable"},
1540 {"ADC Virtual Right1", NULL, "AIF Enable"},
1541 {"ADC Virtual Left2", NULL, "AIF Enable"},
1542 {"ADC Virtual Right2", NULL, "AIF Enable"},
1543
1544 /* Analog bypass routes */
1545 {"Right1 Analog Loopback", "Switch", "Analog Right"},
1546 {"Left1 Analog Loopback", "Switch", "Analog Left"},
1547 {"Right2 Analog Loopback", "Switch", "Analog Right"},
1548 {"Left2 Analog Loopback", "Switch", "Analog Left"},
1549 {"Voice Analog Loopback", "Switch", "Analog Left"},
1550
1551 /* Supply for the Analog loopbacks */
1552 {"Right1 Analog Loopback", NULL, "FM Loop Enable"},
1553 {"Left1 Analog Loopback", NULL, "FM Loop Enable"},
1554 {"Right2 Analog Loopback", NULL, "FM Loop Enable"},
1555 {"Left2 Analog Loopback", NULL, "FM Loop Enable"},
1556 {"Voice Analog Loopback", NULL, "FM Loop Enable"},
1557
1558 {"Analog R1 Playback Mixer", NULL, "Right1 Analog Loopback"},
1559 {"Analog L1 Playback Mixer", NULL, "Left1 Analog Loopback"},
1560 {"Analog R2 Playback Mixer", NULL, "Right2 Analog Loopback"},
1561 {"Analog L2 Playback Mixer", NULL, "Left2 Analog Loopback"},
1562 {"Analog Voice Playback Mixer", NULL, "Voice Analog Loopback"},
1563
1564 /* Digital bypass routes */
1565 {"Right Digital Loopback", "Volume", "TX1 Capture Route"},
1566 {"Left Digital Loopback", "Volume", "TX1 Capture Route"},
1567 {"Voice Digital Loopback", "Volume", "TX2 Capture Route"},
1568
1569 {"Digital R2 Playback Mixer", NULL, "Right Digital Loopback"},
1570 {"Digital L2 Playback Mixer", NULL, "Left Digital Loopback"},
1571 {"Digital Voice Playback Mixer", NULL, "Voice Digital Loopback"},
1572
1573 };
1574
1575 static int twl4030_add_widgets(struct snd_soc_codec *codec)
1576 {
1577 snd_soc_dapm_new_controls(codec, twl4030_dapm_widgets,
1578 ARRAY_SIZE(twl4030_dapm_widgets));
1579
1580 snd_soc_dapm_add_routes(codec, intercon, ARRAY_SIZE(intercon));
1581
1582 return 0;
1583 }
1584
1585 static int twl4030_set_bias_level(struct snd_soc_codec *codec,
1586 enum snd_soc_bias_level level)
1587 {
1588 switch (level) {
1589 case SND_SOC_BIAS_ON:
1590 break;
1591 case SND_SOC_BIAS_PREPARE:
1592 break;
1593 case SND_SOC_BIAS_STANDBY:
1594 if (codec->bias_level == SND_SOC_BIAS_OFF)
1595 twl4030_power_up(codec);
1596 break;
1597 case SND_SOC_BIAS_OFF:
1598 twl4030_power_down(codec);
1599 break;
1600 }
1601 codec->bias_level = level;
1602
1603 return 0;
1604 }
1605
1606 static void twl4030_constraints(struct twl4030_priv *twl4030,
1607 struct snd_pcm_substream *mst_substream)
1608 {
1609 struct snd_pcm_substream *slv_substream;
1610
1611 /* Pick the stream, which need to be constrained */
1612 if (mst_substream == twl4030->master_substream)
1613 slv_substream = twl4030->slave_substream;
1614 else if (mst_substream == twl4030->slave_substream)
1615 slv_substream = twl4030->master_substream;
1616 else /* This should not happen.. */
1617 return;
1618
1619 /* Set the constraints according to the already configured stream */
1620 snd_pcm_hw_constraint_minmax(slv_substream->runtime,
1621 SNDRV_PCM_HW_PARAM_RATE,
1622 twl4030->rate,
1623 twl4030->rate);
1624
1625 snd_pcm_hw_constraint_minmax(slv_substream->runtime,
1626 SNDRV_PCM_HW_PARAM_SAMPLE_BITS,
1627 twl4030->sample_bits,
1628 twl4030->sample_bits);
1629
1630 snd_pcm_hw_constraint_minmax(slv_substream->runtime,
1631 SNDRV_PCM_HW_PARAM_CHANNELS,
1632 twl4030->channels,
1633 twl4030->channels);
1634 }
1635
1636 /* In case of 4 channel mode, the RX1 L/R for playback and the TX2 L/R for
1637 * capture has to be enabled/disabled. */
1638 static void twl4030_tdm_enable(struct snd_soc_codec *codec, int direction,
1639 int enable)
1640 {
1641 u8 reg, mask;
1642
1643 reg = twl4030_read_reg_cache(codec, TWL4030_REG_OPTION);
1644
1645 if (direction == SNDRV_PCM_STREAM_PLAYBACK)
1646 mask = TWL4030_ARXL1_VRX_EN | TWL4030_ARXR1_EN;
1647 else
1648 mask = TWL4030_ATXL2_VTXL_EN | TWL4030_ATXR2_VTXR_EN;
1649
1650 if (enable)
1651 reg |= mask;
1652 else
1653 reg &= ~mask;
1654
1655 twl4030_write(codec, TWL4030_REG_OPTION, reg);
1656 }
1657
1658 static int twl4030_startup(struct snd_pcm_substream *substream,
1659 struct snd_soc_dai *dai)
1660 {
1661 struct snd_soc_pcm_runtime *rtd = substream->private_data;
1662 struct snd_soc_device *socdev = rtd->socdev;
1663 struct snd_soc_codec *codec = socdev->card->codec;
1664 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1665
1666 if (twl4030->master_substream) {
1667 twl4030->slave_substream = substream;
1668 /* The DAI has one configuration for playback and capture, so
1669 * if the DAI has been already configured then constrain this
1670 * substream to match it. */
1671 if (twl4030->configured)
1672 twl4030_constraints(twl4030, twl4030->master_substream);
1673 } else {
1674 if (!(twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE) &
1675 TWL4030_OPTION_1)) {
1676 /* In option2 4 channel is not supported, set the
1677 * constraint for the first stream for channels, the
1678 * second stream will 'inherit' this cosntraint */
1679 snd_pcm_hw_constraint_minmax(substream->runtime,
1680 SNDRV_PCM_HW_PARAM_CHANNELS,
1681 2, 2);
1682 }
1683 twl4030->master_substream = substream;
1684 }
1685
1686 return 0;
1687 }
1688
1689 static void twl4030_shutdown(struct snd_pcm_substream *substream,
1690 struct snd_soc_dai *dai)
1691 {
1692 struct snd_soc_pcm_runtime *rtd = substream->private_data;
1693 struct snd_soc_device *socdev = rtd->socdev;
1694 struct snd_soc_codec *codec = socdev->card->codec;
1695 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1696
1697 if (twl4030->master_substream == substream)
1698 twl4030->master_substream = twl4030->slave_substream;
1699
1700 twl4030->slave_substream = NULL;
1701
1702 /* If all streams are closed, or the remaining stream has not yet
1703 * been configured than set the DAI as not configured. */
1704 if (!twl4030->master_substream)
1705 twl4030->configured = 0;
1706 else if (!twl4030->master_substream->runtime->channels)
1707 twl4030->configured = 0;
1708
1709 /* If the closing substream had 4 channel, do the necessary cleanup */
1710 if (substream->runtime->channels == 4)
1711 twl4030_tdm_enable(codec, substream->stream, 0);
1712 }
1713
1714 static int twl4030_hw_params(struct snd_pcm_substream *substream,
1715 struct snd_pcm_hw_params *params,
1716 struct snd_soc_dai *dai)
1717 {
1718 struct snd_soc_pcm_runtime *rtd = substream->private_data;
1719 struct snd_soc_device *socdev = rtd->socdev;
1720 struct snd_soc_codec *codec = socdev->card->codec;
1721 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1722 u8 mode, old_mode, format, old_format;
1723
1724 /* If the substream has 4 channel, do the necessary setup */
1725 if (params_channels(params) == 4) {
1726 format = twl4030_read_reg_cache(codec, TWL4030_REG_AUDIO_IF);
1727 mode = twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE);
1728
1729 /* Safety check: are we in the correct operating mode and
1730 * the interface is in TDM mode? */
1731 if ((mode & TWL4030_OPTION_1) &&
1732 ((format & TWL4030_AIF_FORMAT) == TWL4030_AIF_FORMAT_TDM))
1733 twl4030_tdm_enable(codec, substream->stream, 1);
1734 else
1735 return -EINVAL;
1736 }
1737
1738 if (twl4030->configured)
1739 /* Ignoring hw_params for already configured DAI */
1740 return 0;
1741
1742 /* bit rate */
1743 old_mode = twl4030_read_reg_cache(codec,
1744 TWL4030_REG_CODEC_MODE) & ~TWL4030_CODECPDZ;
1745 mode = old_mode & ~TWL4030_APLL_RATE;
1746
1747 switch (params_rate(params)) {
1748 case 8000:
1749 mode |= TWL4030_APLL_RATE_8000;
1750 break;
1751 case 11025:
1752 mode |= TWL4030_APLL_RATE_11025;
1753 break;
1754 case 12000:
1755 mode |= TWL4030_APLL_RATE_12000;
1756 break;
1757 case 16000:
1758 mode |= TWL4030_APLL_RATE_16000;
1759 break;
1760 case 22050:
1761 mode |= TWL4030_APLL_RATE_22050;
1762 break;
1763 case 24000:
1764 mode |= TWL4030_APLL_RATE_24000;
1765 break;
1766 case 32000:
1767 mode |= TWL4030_APLL_RATE_32000;
1768 break;
1769 case 44100:
1770 mode |= TWL4030_APLL_RATE_44100;
1771 break;
1772 case 48000:
1773 mode |= TWL4030_APLL_RATE_48000;
1774 break;
1775 case 96000:
1776 mode |= TWL4030_APLL_RATE_96000;
1777 break;
1778 default:
1779 printk(KERN_ERR "TWL4030 hw params: unknown rate %d\n",
1780 params_rate(params));
1781 return -EINVAL;
1782 }
1783
1784 if (mode != old_mode) {
1785 /* change rate and set CODECPDZ */
1786 twl4030_codec_enable(codec, 0);
1787 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
1788 twl4030_codec_enable(codec, 1);
1789 }
1790
1791 /* sample size */
1792 old_format = twl4030_read_reg_cache(codec, TWL4030_REG_AUDIO_IF);
1793 format = old_format;
1794 format &= ~TWL4030_DATA_WIDTH;
1795 switch (params_format(params)) {
1796 case SNDRV_PCM_FORMAT_S16_LE:
1797 format |= TWL4030_DATA_WIDTH_16S_16W;
1798 break;
1799 case SNDRV_PCM_FORMAT_S24_LE:
1800 format |= TWL4030_DATA_WIDTH_32S_24W;
1801 break;
1802 default:
1803 printk(KERN_ERR "TWL4030 hw params: unknown format %d\n",
1804 params_format(params));
1805 return -EINVAL;
1806 }
1807
1808 if (format != old_format) {
1809
1810 /* clear CODECPDZ before changing format (codec requirement) */
1811 twl4030_codec_enable(codec, 0);
1812
1813 /* change format */
1814 twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
1815
1816 /* set CODECPDZ afterwards */
1817 twl4030_codec_enable(codec, 1);
1818 }
1819
1820 /* Store the important parameters for the DAI configuration and set
1821 * the DAI as configured */
1822 twl4030->configured = 1;
1823 twl4030->rate = params_rate(params);
1824 twl4030->sample_bits = hw_param_interval(params,
1825 SNDRV_PCM_HW_PARAM_SAMPLE_BITS)->min;
1826 twl4030->channels = params_channels(params);
1827
1828 /* If both playback and capture streams are open, and one of them
1829 * is setting the hw parameters right now (since we are here), set
1830 * constraints to the other stream to match the current one. */
1831 if (twl4030->slave_substream)
1832 twl4030_constraints(twl4030, substream);
1833
1834 return 0;
1835 }
1836
1837 static int twl4030_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1838 int clk_id, unsigned int freq, int dir)
1839 {
1840 struct snd_soc_codec *codec = codec_dai->codec;
1841 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1842
1843 switch (freq) {
1844 case 19200000:
1845 case 26000000:
1846 case 38400000:
1847 break;
1848 default:
1849 dev_err(codec->dev, "Unsupported APLL mclk: %u\n", freq);
1850 return -EINVAL;
1851 }
1852
1853 if ((freq / 1000) != twl4030->sysclk) {
1854 dev_err(codec->dev,
1855 "Mismatch in APLL mclk: %u (configured: %u)\n",
1856 freq, twl4030->sysclk * 1000);
1857 return -EINVAL;
1858 }
1859
1860 return 0;
1861 }
1862
1863 static int twl4030_set_dai_fmt(struct snd_soc_dai *codec_dai,
1864 unsigned int fmt)
1865 {
1866 struct snd_soc_codec *codec = codec_dai->codec;
1867 u8 old_format, format;
1868
1869 /* get format */
1870 old_format = twl4030_read_reg_cache(codec, TWL4030_REG_AUDIO_IF);
1871 format = old_format;
1872
1873 /* set master/slave audio interface */
1874 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1875 case SND_SOC_DAIFMT_CBM_CFM:
1876 format &= ~(TWL4030_AIF_SLAVE_EN);
1877 format &= ~(TWL4030_CLK256FS_EN);
1878 break;
1879 case SND_SOC_DAIFMT_CBS_CFS:
1880 format |= TWL4030_AIF_SLAVE_EN;
1881 format |= TWL4030_CLK256FS_EN;
1882 break;
1883 default:
1884 return -EINVAL;
1885 }
1886
1887 /* interface format */
1888 format &= ~TWL4030_AIF_FORMAT;
1889 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1890 case SND_SOC_DAIFMT_I2S:
1891 format |= TWL4030_AIF_FORMAT_CODEC;
1892 break;
1893 case SND_SOC_DAIFMT_DSP_A:
1894 format |= TWL4030_AIF_FORMAT_TDM;
1895 break;
1896 default:
1897 return -EINVAL;
1898 }
1899
1900 if (format != old_format) {
1901
1902 /* clear CODECPDZ before changing format (codec requirement) */
1903 twl4030_codec_enable(codec, 0);
1904
1905 /* change format */
1906 twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
1907
1908 /* set CODECPDZ afterwards */
1909 twl4030_codec_enable(codec, 1);
1910 }
1911
1912 return 0;
1913 }
1914
1915 static int twl4030_set_tristate(struct snd_soc_dai *dai, int tristate)
1916 {
1917 struct snd_soc_codec *codec = dai->codec;
1918 u8 reg = twl4030_read_reg_cache(codec, TWL4030_REG_AUDIO_IF);
1919
1920 if (tristate)
1921 reg |= TWL4030_AIF_TRI_EN;
1922 else
1923 reg &= ~TWL4030_AIF_TRI_EN;
1924
1925 return twl4030_write(codec, TWL4030_REG_AUDIO_IF, reg);
1926 }
1927
1928 /* In case of voice mode, the RX1 L(VRX) for downlink and the TX2 L/R
1929 * (VTXL, VTXR) for uplink has to be enabled/disabled. */
1930 static void twl4030_voice_enable(struct snd_soc_codec *codec, int direction,
1931 int enable)
1932 {
1933 u8 reg, mask;
1934
1935 reg = twl4030_read_reg_cache(codec, TWL4030_REG_OPTION);
1936
1937 if (direction == SNDRV_PCM_STREAM_PLAYBACK)
1938 mask = TWL4030_ARXL1_VRX_EN;
1939 else
1940 mask = TWL4030_ATXL2_VTXL_EN | TWL4030_ATXR2_VTXR_EN;
1941
1942 if (enable)
1943 reg |= mask;
1944 else
1945 reg &= ~mask;
1946
1947 twl4030_write(codec, TWL4030_REG_OPTION, reg);
1948 }
1949
1950 static int twl4030_voice_startup(struct snd_pcm_substream *substream,
1951 struct snd_soc_dai *dai)
1952 {
1953 struct snd_soc_pcm_runtime *rtd = substream->private_data;
1954 struct snd_soc_device *socdev = rtd->socdev;
1955 struct snd_soc_codec *codec = socdev->card->codec;
1956 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1957 u8 mode;
1958
1959 /* If the system master clock is not 26MHz, the voice PCM interface is
1960 * not avilable.
1961 */
1962 if (twl4030->sysclk != 26000) {
1963 dev_err(codec->dev, "The board is configured for %u Hz, while"
1964 "the Voice interface needs 26MHz APLL mclk\n",
1965 twl4030->sysclk * 1000);
1966 return -EINVAL;
1967 }
1968
1969 /* If the codec mode is not option2, the voice PCM interface is not
1970 * avilable.
1971 */
1972 mode = twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE)
1973 & TWL4030_OPT_MODE;
1974
1975 if (mode != TWL4030_OPTION_2) {
1976 printk(KERN_ERR "TWL4030 voice startup: "
1977 "the codec mode is not option2\n");
1978 return -EINVAL;
1979 }
1980
1981 return 0;
1982 }
1983
1984 static void twl4030_voice_shutdown(struct snd_pcm_substream *substream,
1985 struct snd_soc_dai *dai)
1986 {
1987 struct snd_soc_pcm_runtime *rtd = substream->private_data;
1988 struct snd_soc_device *socdev = rtd->socdev;
1989 struct snd_soc_codec *codec = socdev->card->codec;
1990
1991 /* Enable voice digital filters */
1992 twl4030_voice_enable(codec, substream->stream, 0);
1993 }
1994
1995 static int twl4030_voice_hw_params(struct snd_pcm_substream *substream,
1996 struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
1997 {
1998 struct snd_soc_pcm_runtime *rtd = substream->private_data;
1999 struct snd_soc_device *socdev = rtd->socdev;
2000 struct snd_soc_codec *codec = socdev->card->codec;
2001 u8 old_mode, mode;
2002
2003 /* Enable voice digital filters */
2004 twl4030_voice_enable(codec, substream->stream, 1);
2005
2006 /* bit rate */
2007 old_mode = twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE)
2008 & ~(TWL4030_CODECPDZ);
2009 mode = old_mode;
2010
2011 switch (params_rate(params)) {
2012 case 8000:
2013 mode &= ~(TWL4030_SEL_16K);
2014 break;
2015 case 16000:
2016 mode |= TWL4030_SEL_16K;
2017 break;
2018 default:
2019 printk(KERN_ERR "TWL4030 voice hw params: unknown rate %d\n",
2020 params_rate(params));
2021 return -EINVAL;
2022 }
2023
2024 if (mode != old_mode) {
2025 /* change rate and set CODECPDZ */
2026 twl4030_codec_enable(codec, 0);
2027 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
2028 twl4030_codec_enable(codec, 1);
2029 }
2030
2031 return 0;
2032 }
2033
2034 static int twl4030_voice_set_dai_sysclk(struct snd_soc_dai *codec_dai,
2035 int clk_id, unsigned int freq, int dir)
2036 {
2037 struct snd_soc_codec *codec = codec_dai->codec;
2038 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
2039
2040 if (freq != 26000000) {
2041 dev_err(codec->dev, "Unsupported APLL mclk: %u, the Voice"
2042 "interface needs 26MHz APLL mclk\n", freq);
2043 return -EINVAL;
2044 }
2045 if ((freq / 1000) != twl4030->sysclk) {
2046 dev_err(codec->dev,
2047 "Mismatch in APLL mclk: %u (configured: %u)\n",
2048 freq, twl4030->sysclk * 1000);
2049 return -EINVAL;
2050 }
2051 return 0;
2052 }
2053
2054 static int twl4030_voice_set_dai_fmt(struct snd_soc_dai *codec_dai,
2055 unsigned int fmt)
2056 {
2057 struct snd_soc_codec *codec = codec_dai->codec;
2058 u8 old_format, format;
2059
2060 /* get format */
2061 old_format = twl4030_read_reg_cache(codec, TWL4030_REG_VOICE_IF);
2062 format = old_format;
2063
2064 /* set master/slave audio interface */
2065 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
2066 case SND_SOC_DAIFMT_CBM_CFM:
2067 format &= ~(TWL4030_VIF_SLAVE_EN);
2068 break;
2069 case SND_SOC_DAIFMT_CBS_CFS:
2070 format |= TWL4030_VIF_SLAVE_EN;
2071 break;
2072 default:
2073 return -EINVAL;
2074 }
2075
2076 /* clock inversion */
2077 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
2078 case SND_SOC_DAIFMT_IB_NF:
2079 format &= ~(TWL4030_VIF_FORMAT);
2080 break;
2081 case SND_SOC_DAIFMT_NB_IF:
2082 format |= TWL4030_VIF_FORMAT;
2083 break;
2084 default:
2085 return -EINVAL;
2086 }
2087
2088 if (format != old_format) {
2089 /* change format and set CODECPDZ */
2090 twl4030_codec_enable(codec, 0);
2091 twl4030_write(codec, TWL4030_REG_VOICE_IF, format);
2092 twl4030_codec_enable(codec, 1);
2093 }
2094
2095 return 0;
2096 }
2097
2098 static int twl4030_voice_set_tristate(struct snd_soc_dai *dai, int tristate)
2099 {
2100 struct snd_soc_codec *codec = dai->codec;
2101 u8 reg = twl4030_read_reg_cache(codec, TWL4030_REG_VOICE_IF);
2102
2103 if (tristate)
2104 reg |= TWL4030_VIF_TRI_EN;
2105 else
2106 reg &= ~TWL4030_VIF_TRI_EN;
2107
2108 return twl4030_write(codec, TWL4030_REG_VOICE_IF, reg);
2109 }
2110
2111 #define TWL4030_RATES (SNDRV_PCM_RATE_8000_48000)
2112 #define TWL4030_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FORMAT_S24_LE)
2113
2114 static struct snd_soc_dai_ops twl4030_dai_ops = {
2115 .startup = twl4030_startup,
2116 .shutdown = twl4030_shutdown,
2117 .hw_params = twl4030_hw_params,
2118 .set_sysclk = twl4030_set_dai_sysclk,
2119 .set_fmt = twl4030_set_dai_fmt,
2120 .set_tristate = twl4030_set_tristate,
2121 };
2122
2123 static struct snd_soc_dai_ops twl4030_dai_voice_ops = {
2124 .startup = twl4030_voice_startup,
2125 .shutdown = twl4030_voice_shutdown,
2126 .hw_params = twl4030_voice_hw_params,
2127 .set_sysclk = twl4030_voice_set_dai_sysclk,
2128 .set_fmt = twl4030_voice_set_dai_fmt,
2129 .set_tristate = twl4030_voice_set_tristate,
2130 };
2131
2132 struct snd_soc_dai twl4030_dai[] = {
2133 {
2134 .name = "twl4030",
2135 .playback = {
2136 .stream_name = "HiFi Playback",
2137 .channels_min = 2,
2138 .channels_max = 4,
2139 .rates = TWL4030_RATES | SNDRV_PCM_RATE_96000,
2140 .formats = TWL4030_FORMATS,},
2141 .capture = {
2142 .stream_name = "Capture",
2143 .channels_min = 2,
2144 .channels_max = 4,
2145 .rates = TWL4030_RATES,
2146 .formats = TWL4030_FORMATS,},
2147 .ops = &twl4030_dai_ops,
2148 },
2149 {
2150 .name = "twl4030 Voice",
2151 .playback = {
2152 .stream_name = "Voice Playback",
2153 .channels_min = 1,
2154 .channels_max = 1,
2155 .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
2156 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
2157 .capture = {
2158 .stream_name = "Capture",
2159 .channels_min = 1,
2160 .channels_max = 2,
2161 .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
2162 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
2163 .ops = &twl4030_dai_voice_ops,
2164 },
2165 };
2166 EXPORT_SYMBOL_GPL(twl4030_dai);
2167
2168 static int twl4030_soc_suspend(struct platform_device *pdev, pm_message_t state)
2169 {
2170 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
2171 struct snd_soc_codec *codec = socdev->card->codec;
2172
2173 twl4030_set_bias_level(codec, SND_SOC_BIAS_OFF);
2174
2175 return 0;
2176 }
2177
2178 static int twl4030_soc_resume(struct platform_device *pdev)
2179 {
2180 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
2181 struct snd_soc_codec *codec = socdev->card->codec;
2182
2183 twl4030_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
2184 return 0;
2185 }
2186
2187 static struct snd_soc_codec *twl4030_codec;
2188
2189 static int twl4030_soc_probe(struct platform_device *pdev)
2190 {
2191 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
2192 struct twl4030_setup_data *setup = socdev->codec_data;
2193 struct snd_soc_codec *codec;
2194 struct twl4030_priv *twl4030;
2195 int ret;
2196
2197 BUG_ON(!twl4030_codec);
2198
2199 codec = twl4030_codec;
2200 twl4030 = snd_soc_codec_get_drvdata(codec);
2201 socdev->card->codec = codec;
2202
2203 /* Configuration for headset ramp delay from setup data */
2204 if (setup) {
2205 unsigned char hs_pop;
2206
2207 if (setup->sysclk != twl4030->sysclk)
2208 dev_warn(&pdev->dev,
2209 "Mismatch in APLL mclk: %u (configured: %u)\n",
2210 setup->sysclk, twl4030->sysclk);
2211
2212 hs_pop = twl4030_read_reg_cache(codec, TWL4030_REG_HS_POPN_SET);
2213 hs_pop &= ~TWL4030_RAMP_DELAY;
2214 hs_pop |= (setup->ramp_delay_value << 2);
2215 twl4030_write_reg_cache(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
2216 }
2217
2218 /* register pcms */
2219 ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
2220 if (ret < 0) {
2221 dev_err(&pdev->dev, "failed to create pcms\n");
2222 return ret;
2223 }
2224
2225 snd_soc_add_controls(codec, twl4030_snd_controls,
2226 ARRAY_SIZE(twl4030_snd_controls));
2227 twl4030_add_widgets(codec);
2228
2229 return 0;
2230 }
2231
2232 static int twl4030_soc_remove(struct platform_device *pdev)
2233 {
2234 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
2235 struct snd_soc_codec *codec = socdev->card->codec;
2236
2237 twl4030_set_bias_level(codec, SND_SOC_BIAS_OFF);
2238 snd_soc_free_pcms(socdev);
2239 snd_soc_dapm_free(socdev);
2240
2241 return 0;
2242 }
2243
2244 static int __devinit twl4030_codec_probe(struct platform_device *pdev)
2245 {
2246 struct twl4030_codec_audio_data *pdata = pdev->dev.platform_data;
2247 struct snd_soc_codec *codec;
2248 struct twl4030_priv *twl4030;
2249 int ret;
2250
2251 if (!pdata) {
2252 dev_err(&pdev->dev, "platform_data is missing\n");
2253 return -EINVAL;
2254 }
2255
2256 twl4030 = kzalloc(sizeof(struct twl4030_priv), GFP_KERNEL);
2257 if (twl4030 == NULL) {
2258 dev_err(&pdev->dev, "Can not allocate memroy\n");
2259 return -ENOMEM;
2260 }
2261
2262 codec = &twl4030->codec;
2263 snd_soc_codec_set_drvdata(codec, twl4030);
2264 codec->dev = &pdev->dev;
2265 twl4030_dai[0].dev = &pdev->dev;
2266 twl4030_dai[1].dev = &pdev->dev;
2267
2268 mutex_init(&codec->mutex);
2269 INIT_LIST_HEAD(&codec->dapm_widgets);
2270 INIT_LIST_HEAD(&codec->dapm_paths);
2271
2272 codec->name = "twl4030";
2273 codec->owner = THIS_MODULE;
2274 codec->read = twl4030_read_reg_cache;
2275 codec->write = twl4030_write;
2276 codec->set_bias_level = twl4030_set_bias_level;
2277 codec->dai = twl4030_dai;
2278 codec->num_dai = ARRAY_SIZE(twl4030_dai);
2279 codec->reg_cache_size = sizeof(twl4030_reg);
2280 codec->reg_cache = kmemdup(twl4030_reg, sizeof(twl4030_reg),
2281 GFP_KERNEL);
2282 if (codec->reg_cache == NULL) {
2283 ret = -ENOMEM;
2284 goto error_cache;
2285 }
2286
2287 platform_set_drvdata(pdev, twl4030);
2288 twl4030_codec = codec;
2289
2290 /* Set the defaults, and power up the codec */
2291 twl4030->sysclk = twl4030_codec_get_mclk() / 1000;
2292 twl4030_init_chip(codec);
2293 codec->bias_level = SND_SOC_BIAS_OFF;
2294 twl4030_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
2295
2296 ret = snd_soc_register_codec(codec);
2297 if (ret != 0) {
2298 dev_err(codec->dev, "Failed to register codec: %d\n", ret);
2299 goto error_codec;
2300 }
2301
2302 ret = snd_soc_register_dais(&twl4030_dai[0], ARRAY_SIZE(twl4030_dai));
2303 if (ret != 0) {
2304 dev_err(codec->dev, "Failed to register DAIs: %d\n", ret);
2305 snd_soc_unregister_codec(codec);
2306 goto error_codec;
2307 }
2308
2309 return 0;
2310
2311 error_codec:
2312 twl4030_power_down(codec);
2313 kfree(codec->reg_cache);
2314 error_cache:
2315 kfree(twl4030);
2316 return ret;
2317 }
2318
2319 static int __devexit twl4030_codec_remove(struct platform_device *pdev)
2320 {
2321 struct twl4030_priv *twl4030 = platform_get_drvdata(pdev);
2322
2323 snd_soc_unregister_dais(&twl4030_dai[0], ARRAY_SIZE(twl4030_dai));
2324 snd_soc_unregister_codec(&twl4030->codec);
2325 kfree(twl4030->codec.reg_cache);
2326 kfree(twl4030);
2327
2328 twl4030_codec = NULL;
2329 return 0;
2330 }
2331
2332 MODULE_ALIAS("platform:twl4030_codec_audio");
2333
2334 static struct platform_driver twl4030_codec_driver = {
2335 .probe = twl4030_codec_probe,
2336 .remove = __devexit_p(twl4030_codec_remove),
2337 .driver = {
2338 .name = "twl4030_codec_audio",
2339 .owner = THIS_MODULE,
2340 },
2341 };
2342
2343 static int __init twl4030_modinit(void)
2344 {
2345 return platform_driver_register(&twl4030_codec_driver);
2346 }
2347 module_init(twl4030_modinit);
2348
2349 static void __exit twl4030_exit(void)
2350 {
2351 platform_driver_unregister(&twl4030_codec_driver);
2352 }
2353 module_exit(twl4030_exit);
2354
2355 struct snd_soc_codec_device soc_codec_dev_twl4030 = {
2356 .probe = twl4030_soc_probe,
2357 .remove = twl4030_soc_remove,
2358 .suspend = twl4030_soc_suspend,
2359 .resume = twl4030_soc_resume,
2360 };
2361 EXPORT_SYMBOL_GPL(soc_codec_dev_twl4030);
2362
2363 MODULE_DESCRIPTION("ASoC TWL4030 codec driver");
2364 MODULE_AUTHOR("Steve Sakoman");
2365 MODULE_LICENSE("GPL");
Linux kernel - Deliverables
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