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