?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
ASoC: TWL4030: Make offset cancellation path configurable
[linux-2.6/libata-dev.git] / sound / soc / codecs / twl4030.c
bloba6cbaf3c51f21cd46988f48b48d3fe0734448b52
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 0x00, /* REG_CODEC_MODE (0x1) */
46 0xc3, /* REG_OPTION (0x2) */
47 0x00, /* REG_UNKNOWN (0x3) */
48 0x00, /* REG_MICBIAS_CTL (0x4) */
49 0x00, /* 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 0x0f, /* REG_ATXL1PGA (0xA) */
55 0x0f, /* REG_ATXR1PGA (0xB) */
56 0x0f, /* REG_AVTXL2PGA (0xC) */
57 0x0f, /* REG_AVTXR2PGA (0xD) */
58 0x00, /* REG_AUDIO_IF (0xE) */
59 0x00, /* REG_VOICE_IF (0xF) */
60 0x3f, /* REG_ARXR1PGA (0x10) */
61 0x3f, /* REG_ARXL1PGA (0x11) */
62 0x3f, /* REG_ARXR2PGA (0x12) */
63 0x3f, /* REG_ARXL2PGA (0x13) */
64 0x25, /* 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 0x32, /* REG_ARXL1_APGA_CTL (0x19) */
70 0x32, /* REG_ARXR1_APGA_CTL (0x1A) */
71 0x32, /* REG_ARXL2_APGA_CTL (0x1B) */
72 0x32, /* REG_ARXR2_APGA_CTL (0x1C) */
73 0x00, /* REG_ATX2ARXPGA (0x1D) */
74 0x00, /* REG_BT_IF (0x1E) */
75 0x55, /* 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 0x05, /* 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 0x13, /* 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 0x79, /* REG_DTMF_TONOFF (0x35) */
98 0x11, /* 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 0x44, /* REG_DTMF_PGA_CTL2 (0x3C) */
105 0x69, /* 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 0x32, /* 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 snd_soc_device *socdev = codec->socdev;
285 struct twl4030_setup_data *setup = socdev->codec_data;
286 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
287 u8 anamicl, regmisc1, byte;
288 int i = 0;
289
290 if (twl4030->codec_powered)
291 return;
292
293 /* set CODECPDZ to turn on codec */
294 twl4030_codec_enable(codec, 1);
295
296 /* initiate offset cancellation */
297 anamicl = twl4030_read_reg_cache(codec, TWL4030_REG_ANAMICL);
298 anamicl &= ~TWL4030_OFFSET_CNCL_SEL;
299 anamicl |= setup->offset_cncl_path;
300 twl4030_write(codec, TWL4030_REG_ANAMICL,
301 anamicl | TWL4030_CNCL_OFFSET_START);
302
303 /* wait for offset cancellation to complete */
304 do {
305 /* this takes a little while, so don't slam i2c */
306 udelay(2000);
307 twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte,
308 TWL4030_REG_ANAMICL);
309 } while ((i++ < 100) &&
310 ((byte & TWL4030_CNCL_OFFSET_START) ==
311 TWL4030_CNCL_OFFSET_START));
312
313 /* Make sure that the reg_cache has the same value as the HW */
314 twl4030_write_reg_cache(codec, TWL4030_REG_ANAMICL, byte);
315
316 /* anti-pop when changing analog gain */
317 regmisc1 = twl4030_read_reg_cache(codec, TWL4030_REG_MISC_SET_1);
318 twl4030_write(codec, TWL4030_REG_MISC_SET_1,
319 regmisc1 | TWL4030_SMOOTH_ANAVOL_EN);
320
321 /* toggle CODECPDZ as per TRM */
322 twl4030_codec_enable(codec, 0);
323 twl4030_codec_enable(codec, 1);
324 }
325
326 /* Earpiece */
327 static const struct snd_kcontrol_new twl4030_dapm_earpiece_controls[] = {
328 SOC_DAPM_SINGLE("Voice", TWL4030_REG_EAR_CTL, 0, 1, 0),
329 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_EAR_CTL, 1, 1, 0),
330 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_EAR_CTL, 2, 1, 0),
331 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_EAR_CTL, 3, 1, 0),
332 };
333
334 /* PreDrive Left */
335 static const struct snd_kcontrol_new twl4030_dapm_predrivel_controls[] = {
336 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PREDL_CTL, 0, 1, 0),
337 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_PREDL_CTL, 1, 1, 0),
338 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_PREDL_CTL, 2, 1, 0),
339 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_PREDL_CTL, 3, 1, 0),
340 };
341
342 /* PreDrive Right */
343 static const struct snd_kcontrol_new twl4030_dapm_predriver_controls[] = {
344 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PREDR_CTL, 0, 1, 0),
345 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_PREDR_CTL, 1, 1, 0),
346 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_PREDR_CTL, 2, 1, 0),
347 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_PREDR_CTL, 3, 1, 0),
348 };
349
350 /* Headset Left */
351 static const struct snd_kcontrol_new twl4030_dapm_hsol_controls[] = {
352 SOC_DAPM_SINGLE("Voice", TWL4030_REG_HS_SEL, 0, 1, 0),
353 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_HS_SEL, 1, 1, 0),
354 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_HS_SEL, 2, 1, 0),
355 };
356
357 /* Headset Right */
358 static const struct snd_kcontrol_new twl4030_dapm_hsor_controls[] = {
359 SOC_DAPM_SINGLE("Voice", TWL4030_REG_HS_SEL, 3, 1, 0),
360 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_HS_SEL, 4, 1, 0),
361 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_HS_SEL, 5, 1, 0),
362 };
363
364 /* Carkit Left */
365 static const struct snd_kcontrol_new twl4030_dapm_carkitl_controls[] = {
366 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PRECKL_CTL, 0, 1, 0),
367 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_PRECKL_CTL, 1, 1, 0),
368 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_PRECKL_CTL, 2, 1, 0),
369 };
370
371 /* Carkit Right */
372 static const struct snd_kcontrol_new twl4030_dapm_carkitr_controls[] = {
373 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PRECKR_CTL, 0, 1, 0),
374 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_PRECKR_CTL, 1, 1, 0),
375 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_PRECKR_CTL, 2, 1, 0),
376 };
377
378 /* Handsfree Left */
379 static const char *twl4030_handsfreel_texts[] =
380 {"Voice", "AudioL1", "AudioL2", "AudioR2"};
381
382 static const struct soc_enum twl4030_handsfreel_enum =
383 SOC_ENUM_SINGLE(TWL4030_REG_HFL_CTL, 0,
384 ARRAY_SIZE(twl4030_handsfreel_texts),
385 twl4030_handsfreel_texts);
386
387 static const struct snd_kcontrol_new twl4030_dapm_handsfreel_control =
388 SOC_DAPM_ENUM("Route", twl4030_handsfreel_enum);
389
390 /* Handsfree Left virtual mute */
391 static const struct snd_kcontrol_new twl4030_dapm_handsfreelmute_control =
392 SOC_DAPM_SINGLE("Switch", TWL4030_REG_SW_SHADOW, 0, 1, 0);
393
394 /* Handsfree Right */
395 static const char *twl4030_handsfreer_texts[] =
396 {"Voice", "AudioR1", "AudioR2", "AudioL2"};
397
398 static const struct soc_enum twl4030_handsfreer_enum =
399 SOC_ENUM_SINGLE(TWL4030_REG_HFR_CTL, 0,
400 ARRAY_SIZE(twl4030_handsfreer_texts),
401 twl4030_handsfreer_texts);
402
403 static const struct snd_kcontrol_new twl4030_dapm_handsfreer_control =
404 SOC_DAPM_ENUM("Route", twl4030_handsfreer_enum);
405
406 /* Handsfree Right virtual mute */
407 static const struct snd_kcontrol_new twl4030_dapm_handsfreermute_control =
408 SOC_DAPM_SINGLE("Switch", TWL4030_REG_SW_SHADOW, 1, 1, 0);
409
410 /* Vibra */
411 /* Vibra audio path selection */
412 static const char *twl4030_vibra_texts[] =
413 {"AudioL1", "AudioR1", "AudioL2", "AudioR2"};
414
415 static const struct soc_enum twl4030_vibra_enum =
416 SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 2,
417 ARRAY_SIZE(twl4030_vibra_texts),
418 twl4030_vibra_texts);
419
420 static const struct snd_kcontrol_new twl4030_dapm_vibra_control =
421 SOC_DAPM_ENUM("Route", twl4030_vibra_enum);
422
423 /* Vibra path selection: local vibrator (PWM) or audio driven */
424 static const char *twl4030_vibrapath_texts[] =
425 {"Local vibrator", "Audio"};
426
427 static const struct soc_enum twl4030_vibrapath_enum =
428 SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 4,
429 ARRAY_SIZE(twl4030_vibrapath_texts),
430 twl4030_vibrapath_texts);
431
432 static const struct snd_kcontrol_new twl4030_dapm_vibrapath_control =
433 SOC_DAPM_ENUM("Route", twl4030_vibrapath_enum);
434
435 /* Left analog microphone selection */
436 static const struct snd_kcontrol_new twl4030_dapm_analoglmic_controls[] = {
437 SOC_DAPM_SINGLE("Main Mic Capture Switch",
438 TWL4030_REG_ANAMICL, 0, 1, 0),
439 SOC_DAPM_SINGLE("Headset Mic Capture Switch",
440 TWL4030_REG_ANAMICL, 1, 1, 0),
441 SOC_DAPM_SINGLE("AUXL Capture Switch",
442 TWL4030_REG_ANAMICL, 2, 1, 0),
443 SOC_DAPM_SINGLE("Carkit Mic Capture Switch",
444 TWL4030_REG_ANAMICL, 3, 1, 0),
445 };
446
447 /* Right analog microphone selection */
448 static const struct snd_kcontrol_new twl4030_dapm_analogrmic_controls[] = {
449 SOC_DAPM_SINGLE("Sub Mic Capture Switch", TWL4030_REG_ANAMICR, 0, 1, 0),
450 SOC_DAPM_SINGLE("AUXR Capture Switch", TWL4030_REG_ANAMICR, 2, 1, 0),
451 };
452
453 /* TX1 L/R Analog/Digital microphone selection */
454 static const char *twl4030_micpathtx1_texts[] =
455 {"Analog", "Digimic0"};
456
457 static const struct soc_enum twl4030_micpathtx1_enum =
458 SOC_ENUM_SINGLE(TWL4030_REG_ADCMICSEL, 0,
459 ARRAY_SIZE(twl4030_micpathtx1_texts),
460 twl4030_micpathtx1_texts);
461
462 static const struct snd_kcontrol_new twl4030_dapm_micpathtx1_control =
463 SOC_DAPM_ENUM("Route", twl4030_micpathtx1_enum);
464
465 /* TX2 L/R Analog/Digital microphone selection */
466 static const char *twl4030_micpathtx2_texts[] =
467 {"Analog", "Digimic1"};
468
469 static const struct soc_enum twl4030_micpathtx2_enum =
470 SOC_ENUM_SINGLE(TWL4030_REG_ADCMICSEL, 2,
471 ARRAY_SIZE(twl4030_micpathtx2_texts),
472 twl4030_micpathtx2_texts);
473
474 static const struct snd_kcontrol_new twl4030_dapm_micpathtx2_control =
475 SOC_DAPM_ENUM("Route", twl4030_micpathtx2_enum);
476
477 /* Analog bypass for AudioR1 */
478 static const struct snd_kcontrol_new twl4030_dapm_abypassr1_control =
479 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXR1_APGA_CTL, 2, 1, 0);
480
481 /* Analog bypass for AudioL1 */
482 static const struct snd_kcontrol_new twl4030_dapm_abypassl1_control =
483 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXL1_APGA_CTL, 2, 1, 0);
484
485 /* Analog bypass for AudioR2 */
486 static const struct snd_kcontrol_new twl4030_dapm_abypassr2_control =
487 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXR2_APGA_CTL, 2, 1, 0);
488
489 /* Analog bypass for AudioL2 */
490 static const struct snd_kcontrol_new twl4030_dapm_abypassl2_control =
491 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXL2_APGA_CTL, 2, 1, 0);
492
493 /* Analog bypass for Voice */
494 static const struct snd_kcontrol_new twl4030_dapm_abypassv_control =
495 SOC_DAPM_SINGLE("Switch", TWL4030_REG_VDL_APGA_CTL, 2, 1, 0);
496
497 /* Digital bypass gain, 0 mutes the bypass */
498 static const unsigned int twl4030_dapm_dbypass_tlv[] = {
499 TLV_DB_RANGE_HEAD(2),
500 0, 3, TLV_DB_SCALE_ITEM(-2400, 0, 1),
501 4, 7, TLV_DB_SCALE_ITEM(-1800, 600, 0),
502 };
503
504 /* Digital bypass left (TX1L -> RX2L) */
505 static const struct snd_kcontrol_new twl4030_dapm_dbypassl_control =
506 SOC_DAPM_SINGLE_TLV("Volume",
507 TWL4030_REG_ATX2ARXPGA, 3, 7, 0,
508 twl4030_dapm_dbypass_tlv);
509
510 /* Digital bypass right (TX1R -> RX2R) */
511 static const struct snd_kcontrol_new twl4030_dapm_dbypassr_control =
512 SOC_DAPM_SINGLE_TLV("Volume",
513 TWL4030_REG_ATX2ARXPGA, 0, 7, 0,
514 twl4030_dapm_dbypass_tlv);
515
516 /*
517 * Voice Sidetone GAIN volume control:
518 * from -51 to -10 dB in 1 dB steps (mute instead of -51 dB)
519 */
520 static DECLARE_TLV_DB_SCALE(twl4030_dapm_dbypassv_tlv, -5100, 100, 1);
521
522 /* Digital bypass voice: sidetone (VUL -> VDL)*/
523 static const struct snd_kcontrol_new twl4030_dapm_dbypassv_control =
524 SOC_DAPM_SINGLE_TLV("Volume",
525 TWL4030_REG_VSTPGA, 0, 0x29, 0,
526 twl4030_dapm_dbypassv_tlv);
527
528 static int micpath_event(struct snd_soc_dapm_widget *w,
529 struct snd_kcontrol *kcontrol, int event)
530 {
531 struct soc_enum *e = (struct soc_enum *)w->kcontrols->private_value;
532 unsigned char adcmicsel, micbias_ctl;
533
534 adcmicsel = twl4030_read_reg_cache(w->codec, TWL4030_REG_ADCMICSEL);
535 micbias_ctl = twl4030_read_reg_cache(w->codec, TWL4030_REG_MICBIAS_CTL);
536 /* Prepare the bits for the given TX path:
537 * shift_l == 0: TX1 microphone path
538 * shift_l == 2: TX2 microphone path */
539 if (e->shift_l) {
540 /* TX2 microphone path */
541 if (adcmicsel & TWL4030_TX2IN_SEL)
542 micbias_ctl |= TWL4030_MICBIAS2_CTL; /* digimic */
543 else
544 micbias_ctl &= ~TWL4030_MICBIAS2_CTL;
545 } else {
546 /* TX1 microphone path */
547 if (adcmicsel & TWL4030_TX1IN_SEL)
548 micbias_ctl |= TWL4030_MICBIAS1_CTL; /* digimic */
549 else
550 micbias_ctl &= ~TWL4030_MICBIAS1_CTL;
551 }
552
553 twl4030_write(w->codec, TWL4030_REG_MICBIAS_CTL, micbias_ctl);
554
555 return 0;
556 }
557
558 /*
559 * Output PGA builder:
560 * Handle the muting and unmuting of the given output (turning off the
561 * amplifier associated with the output pin)
562 * On mute bypass the reg_cache and write 0 to the register
563 * On unmute: restore the register content from the reg_cache
564 * Outputs handled in this way: Earpiece, PreDrivL/R, CarkitL/R
565 */
566 #define TWL4030_OUTPUT_PGA(pin_name, reg, mask) \
567 static int pin_name##pga_event(struct snd_soc_dapm_widget *w, \
568 struct snd_kcontrol *kcontrol, int event) \
569 { \
570 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec); \
571 \
572 switch (event) { \
573 case SND_SOC_DAPM_POST_PMU: \
574 twl4030->pin_name##_enabled = 1; \
575 twl4030_write(w->codec, reg, \
576 twl4030_read_reg_cache(w->codec, reg)); \
577 break; \
578 case SND_SOC_DAPM_POST_PMD: \
579 twl4030->pin_name##_enabled = 0; \
580 twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, \
581 0, reg); \
582 break; \
583 } \
584 return 0; \
585 }
586
587 TWL4030_OUTPUT_PGA(earpiece, TWL4030_REG_EAR_CTL, TWL4030_EAR_GAIN);
588 TWL4030_OUTPUT_PGA(predrivel, TWL4030_REG_PREDL_CTL, TWL4030_PREDL_GAIN);
589 TWL4030_OUTPUT_PGA(predriver, TWL4030_REG_PREDR_CTL, TWL4030_PREDR_GAIN);
590 TWL4030_OUTPUT_PGA(carkitl, TWL4030_REG_PRECKL_CTL, TWL4030_PRECKL_GAIN);
591 TWL4030_OUTPUT_PGA(carkitr, TWL4030_REG_PRECKR_CTL, TWL4030_PRECKR_GAIN);
592
593 static void handsfree_ramp(struct snd_soc_codec *codec, int reg, int ramp)
594 {
595 unsigned char hs_ctl;
596
597 hs_ctl = twl4030_read_reg_cache(codec, reg);
598
599 if (ramp) {
600 /* HF ramp-up */
601 hs_ctl |= TWL4030_HF_CTL_REF_EN;
602 twl4030_write(codec, reg, hs_ctl);
603 udelay(10);
604 hs_ctl |= TWL4030_HF_CTL_RAMP_EN;
605 twl4030_write(codec, reg, hs_ctl);
606 udelay(40);
607 hs_ctl |= TWL4030_HF_CTL_LOOP_EN;
608 hs_ctl |= TWL4030_HF_CTL_HB_EN;
609 twl4030_write(codec, reg, hs_ctl);
610 } else {
611 /* HF ramp-down */
612 hs_ctl &= ~TWL4030_HF_CTL_LOOP_EN;
613 hs_ctl &= ~TWL4030_HF_CTL_HB_EN;
614 twl4030_write(codec, reg, hs_ctl);
615 hs_ctl &= ~TWL4030_HF_CTL_RAMP_EN;
616 twl4030_write(codec, reg, hs_ctl);
617 udelay(40);
618 hs_ctl &= ~TWL4030_HF_CTL_REF_EN;
619 twl4030_write(codec, reg, hs_ctl);
620 }
621 }
622
623 static int handsfreelpga_event(struct snd_soc_dapm_widget *w,
624 struct snd_kcontrol *kcontrol, int event)
625 {
626 switch (event) {
627 case SND_SOC_DAPM_POST_PMU:
628 handsfree_ramp(w->codec, TWL4030_REG_HFL_CTL, 1);
629 break;
630 case SND_SOC_DAPM_POST_PMD:
631 handsfree_ramp(w->codec, TWL4030_REG_HFL_CTL, 0);
632 break;
633 }
634 return 0;
635 }
636
637 static int handsfreerpga_event(struct snd_soc_dapm_widget *w,
638 struct snd_kcontrol *kcontrol, int event)
639 {
640 switch (event) {
641 case SND_SOC_DAPM_POST_PMU:
642 handsfree_ramp(w->codec, TWL4030_REG_HFR_CTL, 1);
643 break;
644 case SND_SOC_DAPM_POST_PMD:
645 handsfree_ramp(w->codec, TWL4030_REG_HFR_CTL, 0);
646 break;
647 }
648 return 0;
649 }
650
651 static int vibramux_event(struct snd_soc_dapm_widget *w,
652 struct snd_kcontrol *kcontrol, int event)
653 {
654 twl4030_write(w->codec, TWL4030_REG_VIBRA_SET, 0xff);
655 return 0;
656 }
657
658 static int apll_event(struct snd_soc_dapm_widget *w,
659 struct snd_kcontrol *kcontrol, int event)
660 {
661 switch (event) {
662 case SND_SOC_DAPM_PRE_PMU:
663 twl4030_apll_enable(w->codec, 1);
664 break;
665 case SND_SOC_DAPM_POST_PMD:
666 twl4030_apll_enable(w->codec, 0);
667 break;
668 }
669 return 0;
670 }
671
672 static int aif_event(struct snd_soc_dapm_widget *w,
673 struct snd_kcontrol *kcontrol, int event)
674 {
675 u8 audio_if;
676
677 audio_if = twl4030_read_reg_cache(w->codec, TWL4030_REG_AUDIO_IF);
678 switch (event) {
679 case SND_SOC_DAPM_PRE_PMU:
680 /* Enable AIF */
681 /* enable the PLL before we use it to clock the DAI */
682 twl4030_apll_enable(w->codec, 1);
683
684 twl4030_write(w->codec, TWL4030_REG_AUDIO_IF,
685 audio_if | TWL4030_AIF_EN);
686 break;
687 case SND_SOC_DAPM_POST_PMD:
688 /* disable the DAI before we stop it's source PLL */
689 twl4030_write(w->codec, TWL4030_REG_AUDIO_IF,
690 audio_if & ~TWL4030_AIF_EN);
691 twl4030_apll_enable(w->codec, 0);
692 break;
693 }
694 return 0;
695 }
696
697 static void headset_ramp(struct snd_soc_codec *codec, int ramp)
698 {
699 struct snd_soc_device *socdev = codec->socdev;
700 struct twl4030_setup_data *setup = socdev->codec_data;
701
702 unsigned char hs_gain, hs_pop;
703 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
704 /* Base values for ramp delay calculation: 2^19 - 2^26 */
705 unsigned int ramp_base[] = {524288, 1048576, 2097152, 4194304,
706 8388608, 16777216, 33554432, 67108864};
707
708 hs_gain = twl4030_read_reg_cache(codec, TWL4030_REG_HS_GAIN_SET);
709 hs_pop = twl4030_read_reg_cache(codec, TWL4030_REG_HS_POPN_SET);
710
711 /* Enable external mute control, this dramatically reduces
712 * the pop-noise */
713 if (setup && setup->hs_extmute) {
714 if (setup->set_hs_extmute) {
715 setup->set_hs_extmute(1);
716 } else {
717 hs_pop |= TWL4030_EXTMUTE;
718 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
719 }
720 }
721
722 if (ramp) {
723 /* Headset ramp-up according to the TRM */
724 hs_pop |= TWL4030_VMID_EN;
725 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
726 /* Actually write to the register */
727 twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
728 hs_gain,
729 TWL4030_REG_HS_GAIN_SET);
730 hs_pop |= TWL4030_RAMP_EN;
731 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
732 /* Wait ramp delay time + 1, so the VMID can settle */
733 mdelay((ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
734 twl4030->sysclk) + 1);
735 } else {
736 /* Headset ramp-down _not_ according to
737 * the TRM, but in a way that it is working */
738 hs_pop &= ~TWL4030_RAMP_EN;
739 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
740 /* Wait ramp delay time + 1, so the VMID can settle */
741 mdelay((ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
742 twl4030->sysclk) + 1);
743 /* Bypass the reg_cache to mute the headset */
744 twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
745 hs_gain & (~0x0f),
746 TWL4030_REG_HS_GAIN_SET);
747
748 hs_pop &= ~TWL4030_VMID_EN;
749 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
750 }
751
752 /* Disable external mute */
753 if (setup && setup->hs_extmute) {
754 if (setup->set_hs_extmute) {
755 setup->set_hs_extmute(0);
756 } else {
757 hs_pop &= ~TWL4030_EXTMUTE;
758 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
759 }
760 }
761 }
762
763 static int headsetlpga_event(struct snd_soc_dapm_widget *w,
764 struct snd_kcontrol *kcontrol, int event)
765 {
766 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec);
767
768 switch (event) {
769 case SND_SOC_DAPM_POST_PMU:
770 /* Do the ramp-up only once */
771 if (!twl4030->hsr_enabled)
772 headset_ramp(w->codec, 1);
773
774 twl4030->hsl_enabled = 1;
775 break;
776 case SND_SOC_DAPM_POST_PMD:
777 /* Do the ramp-down only if both headsetL/R is disabled */
778 if (!twl4030->hsr_enabled)
779 headset_ramp(w->codec, 0);
780
781 twl4030->hsl_enabled = 0;
782 break;
783 }
784 return 0;
785 }
786
787 static int headsetrpga_event(struct snd_soc_dapm_widget *w,
788 struct snd_kcontrol *kcontrol, int event)
789 {
790 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec);
791
792 switch (event) {
793 case SND_SOC_DAPM_POST_PMU:
794 /* Do the ramp-up only once */
795 if (!twl4030->hsl_enabled)
796 headset_ramp(w->codec, 1);
797
798 twl4030->hsr_enabled = 1;
799 break;
800 case SND_SOC_DAPM_POST_PMD:
801 /* Do the ramp-down only if both headsetL/R is disabled */
802 if (!twl4030->hsl_enabled)
803 headset_ramp(w->codec, 0);
804
805 twl4030->hsr_enabled = 0;
806 break;
807 }
808 return 0;
809 }
810
811 /*
812 * Some of the gain controls in TWL (mostly those which are associated with
813 * the outputs) are implemented in an interesting way:
814 * 0x0 : Power down (mute)
815 * 0x1 : 6dB
816 * 0x2 : 0 dB
817 * 0x3 : -6 dB
818 * Inverting not going to help with these.
819 * Custom volsw and volsw_2r get/put functions to handle these gain bits.
820 */
821 #define SOC_DOUBLE_TLV_TWL4030(xname, xreg, shift_left, shift_right, xmax,\
822 xinvert, tlv_array) \
823 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
824 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
825 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
826 .tlv.p = (tlv_array), \
827 .info = snd_soc_info_volsw, \
828 .get = snd_soc_get_volsw_twl4030, \
829 .put = snd_soc_put_volsw_twl4030, \
830 .private_value = (unsigned long)&(struct soc_mixer_control) \
831 {.reg = xreg, .shift = shift_left, .rshift = shift_right,\
832 .max = xmax, .invert = xinvert} }
833 #define SOC_DOUBLE_R_TLV_TWL4030(xname, reg_left, reg_right, xshift, xmax,\
834 xinvert, tlv_array) \
835 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
836 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
837 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
838 .tlv.p = (tlv_array), \
839 .info = snd_soc_info_volsw_2r, \
840 .get = snd_soc_get_volsw_r2_twl4030,\
841 .put = snd_soc_put_volsw_r2_twl4030, \
842 .private_value = (unsigned long)&(struct soc_mixer_control) \
843 {.reg = reg_left, .rreg = reg_right, .shift = xshift, \
844 .rshift = xshift, .max = xmax, .invert = xinvert} }
845 #define SOC_SINGLE_TLV_TWL4030(xname, xreg, xshift, xmax, xinvert, tlv_array) \
846 SOC_DOUBLE_TLV_TWL4030(xname, xreg, xshift, xshift, xmax, \
847 xinvert, tlv_array)
848
849 static int snd_soc_get_volsw_twl4030(struct snd_kcontrol *kcontrol,
850 struct snd_ctl_elem_value *ucontrol)
851 {
852 struct soc_mixer_control *mc =
853 (struct soc_mixer_control *)kcontrol->private_value;
854 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
855 unsigned int reg = mc->reg;
856 unsigned int shift = mc->shift;
857 unsigned int rshift = mc->rshift;
858 int max = mc->max;
859 int mask = (1 << fls(max)) - 1;
860
861 ucontrol->value.integer.value[0] =
862 (snd_soc_read(codec, reg) >> shift) & mask;
863 if (ucontrol->value.integer.value[0])
864 ucontrol->value.integer.value[0] =
865 max + 1 - ucontrol->value.integer.value[0];
866
867 if (shift != rshift) {
868 ucontrol->value.integer.value[1] =
869 (snd_soc_read(codec, reg) >> rshift) & mask;
870 if (ucontrol->value.integer.value[1])
871 ucontrol->value.integer.value[1] =
872 max + 1 - ucontrol->value.integer.value[1];
873 }
874
875 return 0;
876 }
877
878 static int snd_soc_put_volsw_twl4030(struct snd_kcontrol *kcontrol,
879 struct snd_ctl_elem_value *ucontrol)
880 {
881 struct soc_mixer_control *mc =
882 (struct soc_mixer_control *)kcontrol->private_value;
883 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
884 unsigned int reg = mc->reg;
885 unsigned int shift = mc->shift;
886 unsigned int rshift = mc->rshift;
887 int max = mc->max;
888 int mask = (1 << fls(max)) - 1;
889 unsigned short val, val2, val_mask;
890
891 val = (ucontrol->value.integer.value[0] & mask);
892
893 val_mask = mask << shift;
894 if (val)
895 val = max + 1 - val;
896 val = val << shift;
897 if (shift != rshift) {
898 val2 = (ucontrol->value.integer.value[1] & mask);
899 val_mask |= mask << rshift;
900 if (val2)
901 val2 = max + 1 - val2;
902 val |= val2 << rshift;
903 }
904 return snd_soc_update_bits(codec, reg, val_mask, val);
905 }
906
907 static int snd_soc_get_volsw_r2_twl4030(struct snd_kcontrol *kcontrol,
908 struct snd_ctl_elem_value *ucontrol)
909 {
910 struct soc_mixer_control *mc =
911 (struct soc_mixer_control *)kcontrol->private_value;
912 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
913 unsigned int reg = mc->reg;
914 unsigned int reg2 = mc->rreg;
915 unsigned int shift = mc->shift;
916 int max = mc->max;
917 int mask = (1<<fls(max))-1;
918
919 ucontrol->value.integer.value[0] =
920 (snd_soc_read(codec, reg) >> shift) & mask;
921 ucontrol->value.integer.value[1] =
922 (snd_soc_read(codec, reg2) >> shift) & mask;
923
924 if (ucontrol->value.integer.value[0])
925 ucontrol->value.integer.value[0] =
926 max + 1 - ucontrol->value.integer.value[0];
927 if (ucontrol->value.integer.value[1])
928 ucontrol->value.integer.value[1] =
929 max + 1 - ucontrol->value.integer.value[1];
930
931 return 0;
932 }
933
934 static int snd_soc_put_volsw_r2_twl4030(struct snd_kcontrol *kcontrol,
935 struct snd_ctl_elem_value *ucontrol)
936 {
937 struct soc_mixer_control *mc =
938 (struct soc_mixer_control *)kcontrol->private_value;
939 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
940 unsigned int reg = mc->reg;
941 unsigned int reg2 = mc->rreg;
942 unsigned int shift = mc->shift;
943 int max = mc->max;
944 int mask = (1 << fls(max)) - 1;
945 int err;
946 unsigned short val, val2, val_mask;
947
948 val_mask = mask << shift;
949 val = (ucontrol->value.integer.value[0] & mask);
950 val2 = (ucontrol->value.integer.value[1] & mask);
951
952 if (val)
953 val = max + 1 - val;
954 if (val2)
955 val2 = max + 1 - val2;
956
957 val = val << shift;
958 val2 = val2 << shift;
959
960 err = snd_soc_update_bits(codec, reg, val_mask, val);
961 if (err < 0)
962 return err;
963
964 err = snd_soc_update_bits(codec, reg2, val_mask, val2);
965 return err;
966 }
967
968 /* Codec operation modes */
969 static const char *twl4030_op_modes_texts[] = {
970 "Option 2 (voice/audio)", "Option 1 (audio)"
971 };
972
973 static const struct soc_enum twl4030_op_modes_enum =
974 SOC_ENUM_SINGLE(TWL4030_REG_CODEC_MODE, 0,
975 ARRAY_SIZE(twl4030_op_modes_texts),
976 twl4030_op_modes_texts);
977
978 static int snd_soc_put_twl4030_opmode_enum_double(struct snd_kcontrol *kcontrol,
979 struct snd_ctl_elem_value *ucontrol)
980 {
981 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
982 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
983 struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
984 unsigned short val;
985 unsigned short mask, bitmask;
986
987 if (twl4030->configured) {
988 printk(KERN_ERR "twl4030 operation mode cannot be "
989 "changed on-the-fly\n");
990 return -EBUSY;
991 }
992
993 for (bitmask = 1; bitmask < e->max; bitmask <<= 1)
994 ;
995 if (ucontrol->value.enumerated.item[0] > e->max - 1)
996 return -EINVAL;
997
998 val = ucontrol->value.enumerated.item[0] << e->shift_l;
999 mask = (bitmask - 1) << e->shift_l;
1000 if (e->shift_l != e->shift_r) {
1001 if (ucontrol->value.enumerated.item[1] > e->max - 1)
1002 return -EINVAL;
1003 val |= ucontrol->value.enumerated.item[1] << e->shift_r;
1004 mask |= (bitmask - 1) << e->shift_r;
1005 }
1006
1007 return snd_soc_update_bits(codec, e->reg, mask, val);
1008 }
1009
1010 /*
1011 * FGAIN volume control:
1012 * from -62 to 0 dB in 1 dB steps (mute instead of -63 dB)
1013 */
1014 static DECLARE_TLV_DB_SCALE(digital_fine_tlv, -6300, 100, 1);
1015
1016 /*
1017 * CGAIN volume control:
1018 * 0 dB to 12 dB in 6 dB steps
1019 * value 2 and 3 means 12 dB
1020 */
1021 static DECLARE_TLV_DB_SCALE(digital_coarse_tlv, 0, 600, 0);
1022
1023 /*
1024 * Voice Downlink GAIN volume control:
1025 * from -37 to 12 dB in 1 dB steps (mute instead of -37 dB)
1026 */
1027 static DECLARE_TLV_DB_SCALE(digital_voice_downlink_tlv, -3700, 100, 1);
1028
1029 /*
1030 * Analog playback gain
1031 * -24 dB to 12 dB in 2 dB steps
1032 */
1033 static DECLARE_TLV_DB_SCALE(analog_tlv, -2400, 200, 0);
1034
1035 /*
1036 * Gain controls tied to outputs
1037 * -6 dB to 6 dB in 6 dB steps (mute instead of -12)
1038 */
1039 static DECLARE_TLV_DB_SCALE(output_tvl, -1200, 600, 1);
1040
1041 /*
1042 * Gain control for earpiece amplifier
1043 * 0 dB to 12 dB in 6 dB steps (mute instead of -6)
1044 */
1045 static DECLARE_TLV_DB_SCALE(output_ear_tvl, -600, 600, 1);
1046
1047 /*
1048 * Capture gain after the ADCs
1049 * from 0 dB to 31 dB in 1 dB steps
1050 */
1051 static DECLARE_TLV_DB_SCALE(digital_capture_tlv, 0, 100, 0);
1052
1053 /*
1054 * Gain control for input amplifiers
1055 * 0 dB to 30 dB in 6 dB steps
1056 */
1057 static DECLARE_TLV_DB_SCALE(input_gain_tlv, 0, 600, 0);
1058
1059 /* AVADC clock priority */
1060 static const char *twl4030_avadc_clk_priority_texts[] = {
1061 "Voice high priority", "HiFi high priority"
1062 };
1063
1064 static const struct soc_enum twl4030_avadc_clk_priority_enum =
1065 SOC_ENUM_SINGLE(TWL4030_REG_AVADC_CTL, 2,
1066 ARRAY_SIZE(twl4030_avadc_clk_priority_texts),
1067 twl4030_avadc_clk_priority_texts);
1068
1069 static const char *twl4030_rampdelay_texts[] = {
1070 "27/20/14 ms", "55/40/27 ms", "109/81/55 ms", "218/161/109 ms",
1071 "437/323/218 ms", "874/645/437 ms", "1748/1291/874 ms",
1072 "3495/2581/1748 ms"
1073 };
1074
1075 static const struct soc_enum twl4030_rampdelay_enum =
1076 SOC_ENUM_SINGLE(TWL4030_REG_HS_POPN_SET, 2,
1077 ARRAY_SIZE(twl4030_rampdelay_texts),
1078 twl4030_rampdelay_texts);
1079
1080 /* Vibra H-bridge direction mode */
1081 static const char *twl4030_vibradirmode_texts[] = {
1082 "Vibra H-bridge direction", "Audio data MSB",
1083 };
1084
1085 static const struct soc_enum twl4030_vibradirmode_enum =
1086 SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 5,
1087 ARRAY_SIZE(twl4030_vibradirmode_texts),
1088 twl4030_vibradirmode_texts);
1089
1090 /* Vibra H-bridge direction */
1091 static const char *twl4030_vibradir_texts[] = {
1092 "Positive polarity", "Negative polarity",
1093 };
1094
1095 static const struct soc_enum twl4030_vibradir_enum =
1096 SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 1,
1097 ARRAY_SIZE(twl4030_vibradir_texts),
1098 twl4030_vibradir_texts);
1099
1100 /* Digimic Left and right swapping */
1101 static const char *twl4030_digimicswap_texts[] = {
1102 "Not swapped", "Swapped",
1103 };
1104
1105 static const struct soc_enum twl4030_digimicswap_enum =
1106 SOC_ENUM_SINGLE(TWL4030_REG_MISC_SET_1, 0,
1107 ARRAY_SIZE(twl4030_digimicswap_texts),
1108 twl4030_digimicswap_texts);
1109
1110 static const struct snd_kcontrol_new twl4030_snd_controls[] = {
1111 /* Codec operation mode control */
1112 SOC_ENUM_EXT("Codec Operation Mode", twl4030_op_modes_enum,
1113 snd_soc_get_enum_double,
1114 snd_soc_put_twl4030_opmode_enum_double),
1115
1116 /* Common playback gain controls */
1117 SOC_DOUBLE_R_TLV("DAC1 Digital Fine Playback Volume",
1118 TWL4030_REG_ARXL1PGA, TWL4030_REG_ARXR1PGA,
1119 0, 0x3f, 0, digital_fine_tlv),
1120 SOC_DOUBLE_R_TLV("DAC2 Digital Fine Playback Volume",
1121 TWL4030_REG_ARXL2PGA, TWL4030_REG_ARXR2PGA,
1122 0, 0x3f, 0, digital_fine_tlv),
1123
1124 SOC_DOUBLE_R_TLV("DAC1 Digital Coarse Playback Volume",
1125 TWL4030_REG_ARXL1PGA, TWL4030_REG_ARXR1PGA,
1126 6, 0x2, 0, digital_coarse_tlv),
1127 SOC_DOUBLE_R_TLV("DAC2 Digital Coarse Playback Volume",
1128 TWL4030_REG_ARXL2PGA, TWL4030_REG_ARXR2PGA,
1129 6, 0x2, 0, digital_coarse_tlv),
1130
1131 SOC_DOUBLE_R_TLV("DAC1 Analog Playback Volume",
1132 TWL4030_REG_ARXL1_APGA_CTL, TWL4030_REG_ARXR1_APGA_CTL,
1133 3, 0x12, 1, analog_tlv),
1134 SOC_DOUBLE_R_TLV("DAC2 Analog Playback Volume",
1135 TWL4030_REG_ARXL2_APGA_CTL, TWL4030_REG_ARXR2_APGA_CTL,
1136 3, 0x12, 1, analog_tlv),
1137 SOC_DOUBLE_R("DAC1 Analog Playback Switch",
1138 TWL4030_REG_ARXL1_APGA_CTL, TWL4030_REG_ARXR1_APGA_CTL,
1139 1, 1, 0),
1140 SOC_DOUBLE_R("DAC2 Analog Playback Switch",
1141 TWL4030_REG_ARXL2_APGA_CTL, TWL4030_REG_ARXR2_APGA_CTL,
1142 1, 1, 0),
1143
1144 /* Common voice downlink gain controls */
1145 SOC_SINGLE_TLV("DAC Voice Digital Downlink Volume",
1146 TWL4030_REG_VRXPGA, 0, 0x31, 0, digital_voice_downlink_tlv),
1147
1148 SOC_SINGLE_TLV("DAC Voice Analog Downlink Volume",
1149 TWL4030_REG_VDL_APGA_CTL, 3, 0x12, 1, analog_tlv),
1150
1151 SOC_SINGLE("DAC Voice Analog Downlink Switch",
1152 TWL4030_REG_VDL_APGA_CTL, 1, 1, 0),
1153
1154 /* Separate output gain controls */
1155 SOC_DOUBLE_R_TLV_TWL4030("PreDriv Playback Volume",
1156 TWL4030_REG_PREDL_CTL, TWL4030_REG_PREDR_CTL,
1157 4, 3, 0, output_tvl),
1158
1159 SOC_DOUBLE_TLV_TWL4030("Headset Playback Volume",
1160 TWL4030_REG_HS_GAIN_SET, 0, 2, 3, 0, output_tvl),
1161
1162 SOC_DOUBLE_R_TLV_TWL4030("Carkit Playback Volume",
1163 TWL4030_REG_PRECKL_CTL, TWL4030_REG_PRECKR_CTL,
1164 4, 3, 0, output_tvl),
1165
1166 SOC_SINGLE_TLV_TWL4030("Earpiece Playback Volume",
1167 TWL4030_REG_EAR_CTL, 4, 3, 0, output_ear_tvl),
1168
1169 /* Common capture gain controls */
1170 SOC_DOUBLE_R_TLV("TX1 Digital Capture Volume",
1171 TWL4030_REG_ATXL1PGA, TWL4030_REG_ATXR1PGA,
1172 0, 0x1f, 0, digital_capture_tlv),
1173 SOC_DOUBLE_R_TLV("TX2 Digital Capture Volume",
1174 TWL4030_REG_AVTXL2PGA, TWL4030_REG_AVTXR2PGA,
1175 0, 0x1f, 0, digital_capture_tlv),
1176
1177 SOC_DOUBLE_TLV("Analog Capture Volume", TWL4030_REG_ANAMIC_GAIN,
1178 0, 3, 5, 0, input_gain_tlv),
1179
1180 SOC_ENUM("AVADC Clock Priority", twl4030_avadc_clk_priority_enum),
1181
1182 SOC_ENUM("HS ramp delay", twl4030_rampdelay_enum),
1183
1184 SOC_ENUM("Vibra H-bridge mode", twl4030_vibradirmode_enum),
1185 SOC_ENUM("Vibra H-bridge direction", twl4030_vibradir_enum),
1186
1187 SOC_ENUM("Digimic LR Swap", twl4030_digimicswap_enum),
1188 };
1189
1190 static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
1191 /* Left channel inputs */
1192 SND_SOC_DAPM_INPUT("MAINMIC"),
1193 SND_SOC_DAPM_INPUT("HSMIC"),
1194 SND_SOC_DAPM_INPUT("AUXL"),
1195 SND_SOC_DAPM_INPUT("CARKITMIC"),
1196 /* Right channel inputs */
1197 SND_SOC_DAPM_INPUT("SUBMIC"),
1198 SND_SOC_DAPM_INPUT("AUXR"),
1199 /* Digital microphones (Stereo) */
1200 SND_SOC_DAPM_INPUT("DIGIMIC0"),
1201 SND_SOC_DAPM_INPUT("DIGIMIC1"),
1202
1203 /* Outputs */
1204 SND_SOC_DAPM_OUTPUT("EARPIECE"),
1205 SND_SOC_DAPM_OUTPUT("PREDRIVEL"),
1206 SND_SOC_DAPM_OUTPUT("PREDRIVER"),
1207 SND_SOC_DAPM_OUTPUT("HSOL"),
1208 SND_SOC_DAPM_OUTPUT("HSOR"),
1209 SND_SOC_DAPM_OUTPUT("CARKITL"),
1210 SND_SOC_DAPM_OUTPUT("CARKITR"),
1211 SND_SOC_DAPM_OUTPUT("HFL"),
1212 SND_SOC_DAPM_OUTPUT("HFR"),
1213 SND_SOC_DAPM_OUTPUT("VIBRA"),
1214
1215 /* AIF and APLL clocks for running DAIs (including loopback) */
1216 SND_SOC_DAPM_OUTPUT("Virtual HiFi OUT"),
1217 SND_SOC_DAPM_INPUT("Virtual HiFi IN"),
1218 SND_SOC_DAPM_OUTPUT("Virtual Voice OUT"),
1219
1220 /* DACs */
1221 SND_SOC_DAPM_DAC("DAC Right1", "Right Front HiFi Playback",
1222 SND_SOC_NOPM, 0, 0),
1223 SND_SOC_DAPM_DAC("DAC Left1", "Left Front HiFi Playback",
1224 SND_SOC_NOPM, 0, 0),
1225 SND_SOC_DAPM_DAC("DAC Right2", "Right Rear HiFi Playback",
1226 SND_SOC_NOPM, 0, 0),
1227 SND_SOC_DAPM_DAC("DAC Left2", "Left Rear HiFi Playback",
1228 SND_SOC_NOPM, 0, 0),
1229 SND_SOC_DAPM_DAC("DAC Voice", "Voice Playback",
1230 SND_SOC_NOPM, 0, 0),
1231
1232 /* Analog bypasses */
1233 SND_SOC_DAPM_SWITCH("Right1 Analog Loopback", SND_SOC_NOPM, 0, 0,
1234 &twl4030_dapm_abypassr1_control),
1235 SND_SOC_DAPM_SWITCH("Left1 Analog Loopback", SND_SOC_NOPM, 0, 0,
1236 &twl4030_dapm_abypassl1_control),
1237 SND_SOC_DAPM_SWITCH("Right2 Analog Loopback", SND_SOC_NOPM, 0, 0,
1238 &twl4030_dapm_abypassr2_control),
1239 SND_SOC_DAPM_SWITCH("Left2 Analog Loopback", SND_SOC_NOPM, 0, 0,
1240 &twl4030_dapm_abypassl2_control),
1241 SND_SOC_DAPM_SWITCH("Voice Analog Loopback", SND_SOC_NOPM, 0, 0,
1242 &twl4030_dapm_abypassv_control),
1243
1244 /* Master analog loopback switch */
1245 SND_SOC_DAPM_SUPPLY("FM Loop Enable", TWL4030_REG_MISC_SET_1, 5, 0,
1246 NULL, 0),
1247
1248 /* Digital bypasses */
1249 SND_SOC_DAPM_SWITCH("Left Digital Loopback", SND_SOC_NOPM, 0, 0,
1250 &twl4030_dapm_dbypassl_control),
1251 SND_SOC_DAPM_SWITCH("Right Digital Loopback", SND_SOC_NOPM, 0, 0,
1252 &twl4030_dapm_dbypassr_control),
1253 SND_SOC_DAPM_SWITCH("Voice Digital Loopback", SND_SOC_NOPM, 0, 0,
1254 &twl4030_dapm_dbypassv_control),
1255
1256 /* Digital mixers, power control for the physical DACs */
1257 SND_SOC_DAPM_MIXER("Digital R1 Playback Mixer",
1258 TWL4030_REG_AVDAC_CTL, 0, 0, NULL, 0),
1259 SND_SOC_DAPM_MIXER("Digital L1 Playback Mixer",
1260 TWL4030_REG_AVDAC_CTL, 1, 0, NULL, 0),
1261 SND_SOC_DAPM_MIXER("Digital R2 Playback Mixer",
1262 TWL4030_REG_AVDAC_CTL, 2, 0, NULL, 0),
1263 SND_SOC_DAPM_MIXER("Digital L2 Playback Mixer",
1264 TWL4030_REG_AVDAC_CTL, 3, 0, NULL, 0),
1265 SND_SOC_DAPM_MIXER("Digital Voice Playback Mixer",
1266 TWL4030_REG_AVDAC_CTL, 4, 0, NULL, 0),
1267
1268 /* Analog mixers, power control for the physical PGAs */
1269 SND_SOC_DAPM_MIXER("Analog R1 Playback Mixer",
1270 TWL4030_REG_ARXR1_APGA_CTL, 0, 0, NULL, 0),
1271 SND_SOC_DAPM_MIXER("Analog L1 Playback Mixer",
1272 TWL4030_REG_ARXL1_APGA_CTL, 0, 0, NULL, 0),
1273 SND_SOC_DAPM_MIXER("Analog R2 Playback Mixer",
1274 TWL4030_REG_ARXR2_APGA_CTL, 0, 0, NULL, 0),
1275 SND_SOC_DAPM_MIXER("Analog L2 Playback Mixer",
1276 TWL4030_REG_ARXL2_APGA_CTL, 0, 0, NULL, 0),
1277 SND_SOC_DAPM_MIXER("Analog Voice Playback Mixer",
1278 TWL4030_REG_VDL_APGA_CTL, 0, 0, NULL, 0),
1279
1280 SND_SOC_DAPM_SUPPLY("APLL Enable", SND_SOC_NOPM, 0, 0, apll_event,
1281 SND_SOC_DAPM_PRE_PMU|SND_SOC_DAPM_POST_PMD),
1282
1283 SND_SOC_DAPM_SUPPLY("AIF Enable", SND_SOC_NOPM, 0, 0, aif_event,
1284 SND_SOC_DAPM_PRE_PMU|SND_SOC_DAPM_POST_PMD),
1285
1286 /* Output MIXER controls */
1287 /* Earpiece */
1288 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
1289 &twl4030_dapm_earpiece_controls[0],
1290 ARRAY_SIZE(twl4030_dapm_earpiece_controls)),
1291 SND_SOC_DAPM_PGA_E("Earpiece PGA", SND_SOC_NOPM,
1292 0, 0, NULL, 0, earpiecepga_event,
1293 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1294 /* PreDrivL/R */
1295 SND_SOC_DAPM_MIXER("PredriveL Mixer", SND_SOC_NOPM, 0, 0,
1296 &twl4030_dapm_predrivel_controls[0],
1297 ARRAY_SIZE(twl4030_dapm_predrivel_controls)),
1298 SND_SOC_DAPM_PGA_E("PredriveL PGA", SND_SOC_NOPM,
1299 0, 0, NULL, 0, predrivelpga_event,
1300 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1301 SND_SOC_DAPM_MIXER("PredriveR Mixer", SND_SOC_NOPM, 0, 0,
1302 &twl4030_dapm_predriver_controls[0],
1303 ARRAY_SIZE(twl4030_dapm_predriver_controls)),
1304 SND_SOC_DAPM_PGA_E("PredriveR PGA", SND_SOC_NOPM,
1305 0, 0, NULL, 0, predriverpga_event,
1306 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1307 /* HeadsetL/R */
1308 SND_SOC_DAPM_MIXER("HeadsetL Mixer", SND_SOC_NOPM, 0, 0,
1309 &twl4030_dapm_hsol_controls[0],
1310 ARRAY_SIZE(twl4030_dapm_hsol_controls)),
1311 SND_SOC_DAPM_PGA_E("HeadsetL PGA", SND_SOC_NOPM,
1312 0, 0, NULL, 0, headsetlpga_event,
1313 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1314 SND_SOC_DAPM_MIXER("HeadsetR Mixer", SND_SOC_NOPM, 0, 0,
1315 &twl4030_dapm_hsor_controls[0],
1316 ARRAY_SIZE(twl4030_dapm_hsor_controls)),
1317 SND_SOC_DAPM_PGA_E("HeadsetR PGA", SND_SOC_NOPM,
1318 0, 0, NULL, 0, headsetrpga_event,
1319 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1320 /* CarkitL/R */
1321 SND_SOC_DAPM_MIXER("CarkitL Mixer", SND_SOC_NOPM, 0, 0,
1322 &twl4030_dapm_carkitl_controls[0],
1323 ARRAY_SIZE(twl4030_dapm_carkitl_controls)),
1324 SND_SOC_DAPM_PGA_E("CarkitL PGA", SND_SOC_NOPM,
1325 0, 0, NULL, 0, carkitlpga_event,
1326 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1327 SND_SOC_DAPM_MIXER("CarkitR Mixer", SND_SOC_NOPM, 0, 0,
1328 &twl4030_dapm_carkitr_controls[0],
1329 ARRAY_SIZE(twl4030_dapm_carkitr_controls)),
1330 SND_SOC_DAPM_PGA_E("CarkitR PGA", SND_SOC_NOPM,
1331 0, 0, NULL, 0, carkitrpga_event,
1332 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1333
1334 /* Output MUX controls */
1335 /* HandsfreeL/R */
1336 SND_SOC_DAPM_MUX("HandsfreeL Mux", SND_SOC_NOPM, 0, 0,
1337 &twl4030_dapm_handsfreel_control),
1338 SND_SOC_DAPM_SWITCH("HandsfreeL", SND_SOC_NOPM, 0, 0,
1339 &twl4030_dapm_handsfreelmute_control),
1340 SND_SOC_DAPM_PGA_E("HandsfreeL PGA", SND_SOC_NOPM,
1341 0, 0, NULL, 0, handsfreelpga_event,
1342 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1343 SND_SOC_DAPM_MUX("HandsfreeR Mux", SND_SOC_NOPM, 5, 0,
1344 &twl4030_dapm_handsfreer_control),
1345 SND_SOC_DAPM_SWITCH("HandsfreeR", SND_SOC_NOPM, 0, 0,
1346 &twl4030_dapm_handsfreermute_control),
1347 SND_SOC_DAPM_PGA_E("HandsfreeR PGA", SND_SOC_NOPM,
1348 0, 0, NULL, 0, handsfreerpga_event,
1349 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1350 /* Vibra */
1351 SND_SOC_DAPM_MUX_E("Vibra Mux", TWL4030_REG_VIBRA_CTL, 0, 0,
1352 &twl4030_dapm_vibra_control, vibramux_event,
1353 SND_SOC_DAPM_PRE_PMU),
1354 SND_SOC_DAPM_MUX("Vibra Route", SND_SOC_NOPM, 0, 0,
1355 &twl4030_dapm_vibrapath_control),
1356
1357 /* Introducing four virtual ADC, since TWL4030 have four channel for
1358 capture */
1359 SND_SOC_DAPM_ADC("ADC Virtual Left1", "Left Front Capture",
1360 SND_SOC_NOPM, 0, 0),
1361 SND_SOC_DAPM_ADC("ADC Virtual Right1", "Right Front Capture",
1362 SND_SOC_NOPM, 0, 0),
1363 SND_SOC_DAPM_ADC("ADC Virtual Left2", "Left Rear Capture",
1364 SND_SOC_NOPM, 0, 0),
1365 SND_SOC_DAPM_ADC("ADC Virtual Right2", "Right Rear Capture",
1366 SND_SOC_NOPM, 0, 0),
1367
1368 /* Analog/Digital mic path selection.
1369 TX1 Left/Right: either analog Left/Right or Digimic0
1370 TX2 Left/Right: either analog Left/Right or Digimic1 */
1371 SND_SOC_DAPM_MUX_E("TX1 Capture Route", SND_SOC_NOPM, 0, 0,
1372 &twl4030_dapm_micpathtx1_control, micpath_event,
1373 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD|
1374 SND_SOC_DAPM_POST_REG),
1375 SND_SOC_DAPM_MUX_E("TX2 Capture Route", SND_SOC_NOPM, 0, 0,
1376 &twl4030_dapm_micpathtx2_control, micpath_event,
1377 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD|
1378 SND_SOC_DAPM_POST_REG),
1379
1380 /* Analog input mixers for the capture amplifiers */
1381 SND_SOC_DAPM_MIXER("Analog Left",
1382 TWL4030_REG_ANAMICL, 4, 0,
1383 &twl4030_dapm_analoglmic_controls[0],
1384 ARRAY_SIZE(twl4030_dapm_analoglmic_controls)),
1385 SND_SOC_DAPM_MIXER("Analog Right",
1386 TWL4030_REG_ANAMICR, 4, 0,
1387 &twl4030_dapm_analogrmic_controls[0],
1388 ARRAY_SIZE(twl4030_dapm_analogrmic_controls)),
1389
1390 SND_SOC_DAPM_PGA("ADC Physical Left",
1391 TWL4030_REG_AVADC_CTL, 3, 0, NULL, 0),
1392 SND_SOC_DAPM_PGA("ADC Physical Right",
1393 TWL4030_REG_AVADC_CTL, 1, 0, NULL, 0),
1394
1395 SND_SOC_DAPM_PGA("Digimic0 Enable",
1396 TWL4030_REG_ADCMICSEL, 1, 0, NULL, 0),
1397 SND_SOC_DAPM_PGA("Digimic1 Enable",
1398 TWL4030_REG_ADCMICSEL, 3, 0, NULL, 0),
1399
1400 SND_SOC_DAPM_MICBIAS("Mic Bias 1", TWL4030_REG_MICBIAS_CTL, 0, 0),
1401 SND_SOC_DAPM_MICBIAS("Mic Bias 2", TWL4030_REG_MICBIAS_CTL, 1, 0),
1402 SND_SOC_DAPM_MICBIAS("Headset Mic Bias", TWL4030_REG_MICBIAS_CTL, 2, 0),
1403
1404 };
1405
1406 static const struct snd_soc_dapm_route intercon[] = {
1407 {"Digital L1 Playback Mixer", NULL, "DAC Left1"},
1408 {"Digital R1 Playback Mixer", NULL, "DAC Right1"},
1409 {"Digital L2 Playback Mixer", NULL, "DAC Left2"},
1410 {"Digital R2 Playback Mixer", NULL, "DAC Right2"},
1411 {"Digital Voice Playback Mixer", NULL, "DAC Voice"},
1412
1413 /* Supply for the digital part (APLL) */
1414 {"Digital Voice Playback Mixer", NULL, "APLL Enable"},
1415
1416 {"Digital R1 Playback Mixer", NULL, "AIF Enable"},
1417 {"Digital L1 Playback Mixer", NULL, "AIF Enable"},
1418 {"Digital R2 Playback Mixer", NULL, "AIF Enable"},
1419 {"Digital L2 Playback Mixer", NULL, "AIF Enable"},
1420
1421 {"Analog L1 Playback Mixer", NULL, "Digital L1 Playback Mixer"},
1422 {"Analog R1 Playback Mixer", NULL, "Digital R1 Playback Mixer"},
1423 {"Analog L2 Playback Mixer", NULL, "Digital L2 Playback Mixer"},
1424 {"Analog R2 Playback Mixer", NULL, "Digital R2 Playback Mixer"},
1425 {"Analog Voice Playback Mixer", NULL, "Digital Voice Playback Mixer"},
1426
1427 /* Internal playback routings */
1428 /* Earpiece */
1429 {"Earpiece Mixer", "Voice", "Analog Voice Playback Mixer"},
1430 {"Earpiece Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1431 {"Earpiece Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1432 {"Earpiece Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1433 {"Earpiece PGA", NULL, "Earpiece Mixer"},
1434 /* PreDrivL */
1435 {"PredriveL Mixer", "Voice", "Analog Voice Playback Mixer"},
1436 {"PredriveL Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1437 {"PredriveL Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1438 {"PredriveL Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1439 {"PredriveL PGA", NULL, "PredriveL Mixer"},
1440 /* PreDrivR */
1441 {"PredriveR Mixer", "Voice", "Analog Voice Playback Mixer"},
1442 {"PredriveR Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1443 {"PredriveR Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1444 {"PredriveR Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1445 {"PredriveR PGA", NULL, "PredriveR Mixer"},
1446 /* HeadsetL */
1447 {"HeadsetL Mixer", "Voice", "Analog Voice Playback Mixer"},
1448 {"HeadsetL Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1449 {"HeadsetL Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1450 {"HeadsetL PGA", NULL, "HeadsetL Mixer"},
1451 /* HeadsetR */
1452 {"HeadsetR Mixer", "Voice", "Analog Voice Playback Mixer"},
1453 {"HeadsetR Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1454 {"HeadsetR Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1455 {"HeadsetR PGA", NULL, "HeadsetR Mixer"},
1456 /* CarkitL */
1457 {"CarkitL Mixer", "Voice", "Analog Voice Playback Mixer"},
1458 {"CarkitL Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1459 {"CarkitL Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1460 {"CarkitL PGA", NULL, "CarkitL Mixer"},
1461 /* CarkitR */
1462 {"CarkitR Mixer", "Voice", "Analog Voice Playback Mixer"},
1463 {"CarkitR Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1464 {"CarkitR Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1465 {"CarkitR PGA", NULL, "CarkitR Mixer"},
1466 /* HandsfreeL */
1467 {"HandsfreeL Mux", "Voice", "Analog Voice Playback Mixer"},
1468 {"HandsfreeL Mux", "AudioL1", "Analog L1 Playback Mixer"},
1469 {"HandsfreeL Mux", "AudioL2", "Analog L2 Playback Mixer"},
1470 {"HandsfreeL Mux", "AudioR2", "Analog R2 Playback Mixer"},
1471 {"HandsfreeL", "Switch", "HandsfreeL Mux"},
1472 {"HandsfreeL PGA", NULL, "HandsfreeL"},
1473 /* HandsfreeR */
1474 {"HandsfreeR Mux", "Voice", "Analog Voice Playback Mixer"},
1475 {"HandsfreeR Mux", "AudioR1", "Analog R1 Playback Mixer"},
1476 {"HandsfreeR Mux", "AudioR2", "Analog R2 Playback Mixer"},
1477 {"HandsfreeR Mux", "AudioL2", "Analog L2 Playback Mixer"},
1478 {"HandsfreeR", "Switch", "HandsfreeR Mux"},
1479 {"HandsfreeR PGA", NULL, "HandsfreeR"},
1480 /* Vibra */
1481 {"Vibra Mux", "AudioL1", "DAC Left1"},
1482 {"Vibra Mux", "AudioR1", "DAC Right1"},
1483 {"Vibra Mux", "AudioL2", "DAC Left2"},
1484 {"Vibra Mux", "AudioR2", "DAC Right2"},
1485
1486 /* outputs */
1487 /* Must be always connected (for AIF and APLL) */
1488 {"Virtual HiFi OUT", NULL, "Digital L1 Playback Mixer"},
1489 {"Virtual HiFi OUT", NULL, "Digital R1 Playback Mixer"},
1490 {"Virtual HiFi OUT", NULL, "Digital L2 Playback Mixer"},
1491 {"Virtual HiFi OUT", NULL, "Digital R2 Playback Mixer"},
1492 /* Must be always connected (for APLL) */
1493 {"Virtual Voice OUT", NULL, "Digital Voice Playback Mixer"},
1494 /* Physical outputs */
1495 {"EARPIECE", NULL, "Earpiece PGA"},
1496 {"PREDRIVEL", NULL, "PredriveL PGA"},
1497 {"PREDRIVER", NULL, "PredriveR PGA"},
1498 {"HSOL", NULL, "HeadsetL PGA"},
1499 {"HSOR", NULL, "HeadsetR PGA"},
1500 {"CARKITL", NULL, "CarkitL PGA"},
1501 {"CARKITR", NULL, "CarkitR PGA"},
1502 {"HFL", NULL, "HandsfreeL PGA"},
1503 {"HFR", NULL, "HandsfreeR PGA"},
1504 {"Vibra Route", "Audio", "Vibra Mux"},
1505 {"VIBRA", NULL, "Vibra Route"},
1506
1507 /* Capture path */
1508 /* Must be always connected (for AIF and APLL) */
1509 {"ADC Virtual Left1", NULL, "Virtual HiFi IN"},
1510 {"ADC Virtual Right1", NULL, "Virtual HiFi IN"},
1511 {"ADC Virtual Left2", NULL, "Virtual HiFi IN"},
1512 {"ADC Virtual Right2", NULL, "Virtual HiFi IN"},
1513 /* Physical inputs */
1514 {"Analog Left", "Main Mic Capture Switch", "MAINMIC"},
1515 {"Analog Left", "Headset Mic Capture Switch", "HSMIC"},
1516 {"Analog Left", "AUXL Capture Switch", "AUXL"},
1517 {"Analog Left", "Carkit Mic Capture Switch", "CARKITMIC"},
1518
1519 {"Analog Right", "Sub Mic Capture Switch", "SUBMIC"},
1520 {"Analog Right", "AUXR Capture Switch", "AUXR"},
1521
1522 {"ADC Physical Left", NULL, "Analog Left"},
1523 {"ADC Physical Right", NULL, "Analog Right"},
1524
1525 {"Digimic0 Enable", NULL, "DIGIMIC0"},
1526 {"Digimic1 Enable", NULL, "DIGIMIC1"},
1527
1528 /* TX1 Left capture path */
1529 {"TX1 Capture Route", "Analog", "ADC Physical Left"},
1530 {"TX1 Capture Route", "Digimic0", "Digimic0 Enable"},
1531 /* TX1 Right capture path */
1532 {"TX1 Capture Route", "Analog", "ADC Physical Right"},
1533 {"TX1 Capture Route", "Digimic0", "Digimic0 Enable"},
1534 /* TX2 Left capture path */
1535 {"TX2 Capture Route", "Analog", "ADC Physical Left"},
1536 {"TX2 Capture Route", "Digimic1", "Digimic1 Enable"},
1537 /* TX2 Right capture path */
1538 {"TX2 Capture Route", "Analog", "ADC Physical Right"},
1539 {"TX2 Capture Route", "Digimic1", "Digimic1 Enable"},
1540
1541 {"ADC Virtual Left1", NULL, "TX1 Capture Route"},
1542 {"ADC Virtual Right1", NULL, "TX1 Capture Route"},
1543 {"ADC Virtual Left2", NULL, "TX2 Capture Route"},
1544 {"ADC Virtual Right2", NULL, "TX2 Capture Route"},
1545
1546 {"ADC Virtual Left1", NULL, "AIF Enable"},
1547 {"ADC Virtual Right1", NULL, "AIF Enable"},
1548 {"ADC Virtual Left2", NULL, "AIF Enable"},
1549 {"ADC Virtual Right2", NULL, "AIF Enable"},
1550
1551 /* Analog bypass routes */
1552 {"Right1 Analog Loopback", "Switch", "Analog Right"},
1553 {"Left1 Analog Loopback", "Switch", "Analog Left"},
1554 {"Right2 Analog Loopback", "Switch", "Analog Right"},
1555 {"Left2 Analog Loopback", "Switch", "Analog Left"},
1556 {"Voice Analog Loopback", "Switch", "Analog Left"},
1557
1558 /* Supply for the Analog loopbacks */
1559 {"Right1 Analog Loopback", NULL, "FM Loop Enable"},
1560 {"Left1 Analog Loopback", NULL, "FM Loop Enable"},
1561 {"Right2 Analog Loopback", NULL, "FM Loop Enable"},
1562 {"Left2 Analog Loopback", NULL, "FM Loop Enable"},
1563 {"Voice Analog Loopback", NULL, "FM Loop Enable"},
1564
1565 {"Analog R1 Playback Mixer", NULL, "Right1 Analog Loopback"},
1566 {"Analog L1 Playback Mixer", NULL, "Left1 Analog Loopback"},
1567 {"Analog R2 Playback Mixer", NULL, "Right2 Analog Loopback"},
1568 {"Analog L2 Playback Mixer", NULL, "Left2 Analog Loopback"},
1569 {"Analog Voice Playback Mixer", NULL, "Voice Analog Loopback"},
1570
1571 /* Digital bypass routes */
1572 {"Right Digital Loopback", "Volume", "TX1 Capture Route"},
1573 {"Left Digital Loopback", "Volume", "TX1 Capture Route"},
1574 {"Voice Digital Loopback", "Volume", "TX2 Capture Route"},
1575
1576 {"Digital R2 Playback Mixer", NULL, "Right Digital Loopback"},
1577 {"Digital L2 Playback Mixer", NULL, "Left Digital Loopback"},
1578 {"Digital Voice Playback Mixer", NULL, "Voice Digital Loopback"},
1579
1580 };
1581
1582 static int twl4030_add_widgets(struct snd_soc_codec *codec)
1583 {
1584 snd_soc_dapm_new_controls(codec, twl4030_dapm_widgets,
1585 ARRAY_SIZE(twl4030_dapm_widgets));
1586
1587 snd_soc_dapm_add_routes(codec, intercon, ARRAY_SIZE(intercon));
1588
1589 return 0;
1590 }
1591
1592 static int twl4030_set_bias_level(struct snd_soc_codec *codec,
1593 enum snd_soc_bias_level level)
1594 {
1595 switch (level) {
1596 case SND_SOC_BIAS_ON:
1597 break;
1598 case SND_SOC_BIAS_PREPARE:
1599 break;
1600 case SND_SOC_BIAS_STANDBY:
1601 if (codec->bias_level == SND_SOC_BIAS_OFF)
1602 twl4030_power_up(codec);
1603 break;
1604 case SND_SOC_BIAS_OFF:
1605 twl4030_codec_enable(codec, 0);
1606 break;
1607 }
1608 codec->bias_level = level;
1609
1610 return 0;
1611 }
1612
1613 static void twl4030_constraints(struct twl4030_priv *twl4030,
1614 struct snd_pcm_substream *mst_substream)
1615 {
1616 struct snd_pcm_substream *slv_substream;
1617
1618 /* Pick the stream, which need to be constrained */
1619 if (mst_substream == twl4030->master_substream)
1620 slv_substream = twl4030->slave_substream;
1621 else if (mst_substream == twl4030->slave_substream)
1622 slv_substream = twl4030->master_substream;
1623 else /* This should not happen.. */
1624 return;
1625
1626 /* Set the constraints according to the already configured stream */
1627 snd_pcm_hw_constraint_minmax(slv_substream->runtime,
1628 SNDRV_PCM_HW_PARAM_RATE,
1629 twl4030->rate,
1630 twl4030->rate);
1631
1632 snd_pcm_hw_constraint_minmax(slv_substream->runtime,
1633 SNDRV_PCM_HW_PARAM_SAMPLE_BITS,
1634 twl4030->sample_bits,
1635 twl4030->sample_bits);
1636
1637 snd_pcm_hw_constraint_minmax(slv_substream->runtime,
1638 SNDRV_PCM_HW_PARAM_CHANNELS,
1639 twl4030->channels,
1640 twl4030->channels);
1641 }
1642
1643 /* In case of 4 channel mode, the RX1 L/R for playback and the TX2 L/R for
1644 * capture has to be enabled/disabled. */
1645 static void twl4030_tdm_enable(struct snd_soc_codec *codec, int direction,
1646 int enable)
1647 {
1648 u8 reg, mask;
1649
1650 reg = twl4030_read_reg_cache(codec, TWL4030_REG_OPTION);
1651
1652 if (direction == SNDRV_PCM_STREAM_PLAYBACK)
1653 mask = TWL4030_ARXL1_VRX_EN | TWL4030_ARXR1_EN;
1654 else
1655 mask = TWL4030_ATXL2_VTXL_EN | TWL4030_ATXR2_VTXR_EN;
1656
1657 if (enable)
1658 reg |= mask;
1659 else
1660 reg &= ~mask;
1661
1662 twl4030_write(codec, TWL4030_REG_OPTION, reg);
1663 }
1664
1665 static int twl4030_startup(struct snd_pcm_substream *substream,
1666 struct snd_soc_dai *dai)
1667 {
1668 struct snd_soc_pcm_runtime *rtd = substream->private_data;
1669 struct snd_soc_device *socdev = rtd->socdev;
1670 struct snd_soc_codec *codec = socdev->card->codec;
1671 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1672
1673 if (twl4030->master_substream) {
1674 twl4030->slave_substream = substream;
1675 /* The DAI has one configuration for playback and capture, so
1676 * if the DAI has been already configured then constrain this
1677 * substream to match it. */
1678 if (twl4030->configured)
1679 twl4030_constraints(twl4030, twl4030->master_substream);
1680 } else {
1681 if (!(twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE) &
1682 TWL4030_OPTION_1)) {
1683 /* In option2 4 channel is not supported, set the
1684 * constraint for the first stream for channels, the
1685 * second stream will 'inherit' this cosntraint */
1686 snd_pcm_hw_constraint_minmax(substream->runtime,
1687 SNDRV_PCM_HW_PARAM_CHANNELS,
1688 2, 2);
1689 }
1690 twl4030->master_substream = substream;
1691 }
1692
1693 return 0;
1694 }
1695
1696 static void twl4030_shutdown(struct snd_pcm_substream *substream,
1697 struct snd_soc_dai *dai)
1698 {
1699 struct snd_soc_pcm_runtime *rtd = substream->private_data;
1700 struct snd_soc_device *socdev = rtd->socdev;
1701 struct snd_soc_codec *codec = socdev->card->codec;
1702 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1703
1704 if (twl4030->master_substream == substream)
1705 twl4030->master_substream = twl4030->slave_substream;
1706
1707 twl4030->slave_substream = NULL;
1708
1709 /* If all streams are closed, or the remaining stream has not yet
1710 * been configured than set the DAI as not configured. */
1711 if (!twl4030->master_substream)
1712 twl4030->configured = 0;
1713 else if (!twl4030->master_substream->runtime->channels)
1714 twl4030->configured = 0;
1715
1716 /* If the closing substream had 4 channel, do the necessary cleanup */
1717 if (substream->runtime->channels == 4)
1718 twl4030_tdm_enable(codec, substream->stream, 0);
1719 }
1720
1721 static int twl4030_hw_params(struct snd_pcm_substream *substream,
1722 struct snd_pcm_hw_params *params,
1723 struct snd_soc_dai *dai)
1724 {
1725 struct snd_soc_pcm_runtime *rtd = substream->private_data;
1726 struct snd_soc_device *socdev = rtd->socdev;
1727 struct snd_soc_codec *codec = socdev->card->codec;
1728 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1729 u8 mode, old_mode, format, old_format;
1730
1731 /* If the substream has 4 channel, do the necessary setup */
1732 if (params_channels(params) == 4) {
1733 format = twl4030_read_reg_cache(codec, TWL4030_REG_AUDIO_IF);
1734 mode = twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE);
1735
1736 /* Safety check: are we in the correct operating mode and
1737 * the interface is in TDM mode? */
1738 if ((mode & TWL4030_OPTION_1) &&
1739 ((format & TWL4030_AIF_FORMAT) == TWL4030_AIF_FORMAT_TDM))
1740 twl4030_tdm_enable(codec, substream->stream, 1);
1741 else
1742 return -EINVAL;
1743 }
1744
1745 if (twl4030->configured)
1746 /* Ignoring hw_params for already configured DAI */
1747 return 0;
1748
1749 /* bit rate */
1750 old_mode = twl4030_read_reg_cache(codec,
1751 TWL4030_REG_CODEC_MODE) & ~TWL4030_CODECPDZ;
1752 mode = old_mode & ~TWL4030_APLL_RATE;
1753
1754 switch (params_rate(params)) {
1755 case 8000:
1756 mode |= TWL4030_APLL_RATE_8000;
1757 break;
1758 case 11025:
1759 mode |= TWL4030_APLL_RATE_11025;
1760 break;
1761 case 12000:
1762 mode |= TWL4030_APLL_RATE_12000;
1763 break;
1764 case 16000:
1765 mode |= TWL4030_APLL_RATE_16000;
1766 break;
1767 case 22050:
1768 mode |= TWL4030_APLL_RATE_22050;
1769 break;
1770 case 24000:
1771 mode |= TWL4030_APLL_RATE_24000;
1772 break;
1773 case 32000:
1774 mode |= TWL4030_APLL_RATE_32000;
1775 break;
1776 case 44100:
1777 mode |= TWL4030_APLL_RATE_44100;
1778 break;
1779 case 48000:
1780 mode |= TWL4030_APLL_RATE_48000;
1781 break;
1782 case 96000:
1783 mode |= TWL4030_APLL_RATE_96000;
1784 break;
1785 default:
1786 printk(KERN_ERR "TWL4030 hw params: unknown rate %d\n",
1787 params_rate(params));
1788 return -EINVAL;
1789 }
1790
1791 if (mode != old_mode) {
1792 /* change rate and set CODECPDZ */
1793 twl4030_codec_enable(codec, 0);
1794 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
1795 twl4030_codec_enable(codec, 1);
1796 }
1797
1798 /* sample size */
1799 old_format = twl4030_read_reg_cache(codec, TWL4030_REG_AUDIO_IF);
1800 format = old_format;
1801 format &= ~TWL4030_DATA_WIDTH;
1802 switch (params_format(params)) {
1803 case SNDRV_PCM_FORMAT_S16_LE:
1804 format |= TWL4030_DATA_WIDTH_16S_16W;
1805 break;
1806 case SNDRV_PCM_FORMAT_S24_LE:
1807 format |= TWL4030_DATA_WIDTH_32S_24W;
1808 break;
1809 default:
1810 printk(KERN_ERR "TWL4030 hw params: unknown format %d\n",
1811 params_format(params));
1812 return -EINVAL;
1813 }
1814
1815 if (format != old_format) {
1816
1817 /* clear CODECPDZ before changing format (codec requirement) */
1818 twl4030_codec_enable(codec, 0);
1819
1820 /* change format */
1821 twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
1822
1823 /* set CODECPDZ afterwards */
1824 twl4030_codec_enable(codec, 1);
1825 }
1826
1827 /* Store the important parameters for the DAI configuration and set
1828 * the DAI as configured */
1829 twl4030->configured = 1;
1830 twl4030->rate = params_rate(params);
1831 twl4030->sample_bits = hw_param_interval(params,
1832 SNDRV_PCM_HW_PARAM_SAMPLE_BITS)->min;
1833 twl4030->channels = params_channels(params);
1834
1835 /* If both playback and capture streams are open, and one of them
1836 * is setting the hw parameters right now (since we are here), set
1837 * constraints to the other stream to match the current one. */
1838 if (twl4030->slave_substream)
1839 twl4030_constraints(twl4030, substream);
1840
1841 return 0;
1842 }
1843
1844 static int twl4030_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1845 int clk_id, unsigned int freq, int dir)
1846 {
1847 struct snd_soc_codec *codec = codec_dai->codec;
1848 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1849
1850 switch (freq) {
1851 case 19200000:
1852 case 26000000:
1853 case 38400000:
1854 break;
1855 default:
1856 dev_err(codec->dev, "Unsupported APLL mclk: %u\n", freq);
1857 return -EINVAL;
1858 }
1859
1860 if ((freq / 1000) != twl4030->sysclk) {
1861 dev_err(codec->dev,
1862 "Mismatch in APLL mclk: %u (configured: %u)\n",
1863 freq, twl4030->sysclk * 1000);
1864 return -EINVAL;
1865 }
1866
1867 return 0;
1868 }
1869
1870 static int twl4030_set_dai_fmt(struct snd_soc_dai *codec_dai,
1871 unsigned int fmt)
1872 {
1873 struct snd_soc_codec *codec = codec_dai->codec;
1874 u8 old_format, format;
1875
1876 /* get format */
1877 old_format = twl4030_read_reg_cache(codec, TWL4030_REG_AUDIO_IF);
1878 format = old_format;
1879
1880 /* set master/slave audio interface */
1881 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1882 case SND_SOC_DAIFMT_CBM_CFM:
1883 format &= ~(TWL4030_AIF_SLAVE_EN);
1884 format &= ~(TWL4030_CLK256FS_EN);
1885 break;
1886 case SND_SOC_DAIFMT_CBS_CFS:
1887 format |= TWL4030_AIF_SLAVE_EN;
1888 format |= TWL4030_CLK256FS_EN;
1889 break;
1890 default:
1891 return -EINVAL;
1892 }
1893
1894 /* interface format */
1895 format &= ~TWL4030_AIF_FORMAT;
1896 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1897 case SND_SOC_DAIFMT_I2S:
1898 format |= TWL4030_AIF_FORMAT_CODEC;
1899 break;
1900 case SND_SOC_DAIFMT_DSP_A:
1901 format |= TWL4030_AIF_FORMAT_TDM;
1902 break;
1903 default:
1904 return -EINVAL;
1905 }
1906
1907 if (format != old_format) {
1908
1909 /* clear CODECPDZ before changing format (codec requirement) */
1910 twl4030_codec_enable(codec, 0);
1911
1912 /* change format */
1913 twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
1914
1915 /* set CODECPDZ afterwards */
1916 twl4030_codec_enable(codec, 1);
1917 }
1918
1919 return 0;
1920 }
1921
1922 static int twl4030_set_tristate(struct snd_soc_dai *dai, int tristate)
1923 {
1924 struct snd_soc_codec *codec = dai->codec;
1925 u8 reg = twl4030_read_reg_cache(codec, TWL4030_REG_AUDIO_IF);
1926
1927 if (tristate)
1928 reg |= TWL4030_AIF_TRI_EN;
1929 else
1930 reg &= ~TWL4030_AIF_TRI_EN;
1931
1932 return twl4030_write(codec, TWL4030_REG_AUDIO_IF, reg);
1933 }
1934
1935 /* In case of voice mode, the RX1 L(VRX) for downlink and the TX2 L/R
1936 * (VTXL, VTXR) for uplink has to be enabled/disabled. */
1937 static void twl4030_voice_enable(struct snd_soc_codec *codec, int direction,
1938 int enable)
1939 {
1940 u8 reg, mask;
1941
1942 reg = twl4030_read_reg_cache(codec, TWL4030_REG_OPTION);
1943
1944 if (direction == SNDRV_PCM_STREAM_PLAYBACK)
1945 mask = TWL4030_ARXL1_VRX_EN;
1946 else
1947 mask = TWL4030_ATXL2_VTXL_EN | TWL4030_ATXR2_VTXR_EN;
1948
1949 if (enable)
1950 reg |= mask;
1951 else
1952 reg &= ~mask;
1953
1954 twl4030_write(codec, TWL4030_REG_OPTION, reg);
1955 }
1956
1957 static int twl4030_voice_startup(struct snd_pcm_substream *substream,
1958 struct snd_soc_dai *dai)
1959 {
1960 struct snd_soc_pcm_runtime *rtd = substream->private_data;
1961 struct snd_soc_device *socdev = rtd->socdev;
1962 struct snd_soc_codec *codec = socdev->card->codec;
1963 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
1964 u8 mode;
1965
1966 /* If the system master clock is not 26MHz, the voice PCM interface is
1967 * not avilable.
1968 */
1969 if (twl4030->sysclk != 26000) {
1970 dev_err(codec->dev, "The board is configured for %u Hz, while"
1971 "the Voice interface needs 26MHz APLL mclk\n",
1972 twl4030->sysclk * 1000);
1973 return -EINVAL;
1974 }
1975
1976 /* If the codec mode is not option2, the voice PCM interface is not
1977 * avilable.
1978 */
1979 mode = twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE)
1980 & TWL4030_OPT_MODE;
1981
1982 if (mode != TWL4030_OPTION_2) {
1983 printk(KERN_ERR "TWL4030 voice startup: "
1984 "the codec mode is not option2\n");
1985 return -EINVAL;
1986 }
1987
1988 return 0;
1989 }
1990
1991 static void twl4030_voice_shutdown(struct snd_pcm_substream *substream,
1992 struct snd_soc_dai *dai)
1993 {
1994 struct snd_soc_pcm_runtime *rtd = substream->private_data;
1995 struct snd_soc_device *socdev = rtd->socdev;
1996 struct snd_soc_codec *codec = socdev->card->codec;
1997
1998 /* Enable voice digital filters */
1999 twl4030_voice_enable(codec, substream->stream, 0);
2000 }
2001
2002 static int twl4030_voice_hw_params(struct snd_pcm_substream *substream,
2003 struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
2004 {
2005 struct snd_soc_pcm_runtime *rtd = substream->private_data;
2006 struct snd_soc_device *socdev = rtd->socdev;
2007 struct snd_soc_codec *codec = socdev->card->codec;
2008 u8 old_mode, mode;
2009
2010 /* Enable voice digital filters */
2011 twl4030_voice_enable(codec, substream->stream, 1);
2012
2013 /* bit rate */
2014 old_mode = twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE)
2015 & ~(TWL4030_CODECPDZ);
2016 mode = old_mode;
2017
2018 switch (params_rate(params)) {
2019 case 8000:
2020 mode &= ~(TWL4030_SEL_16K);
2021 break;
2022 case 16000:
2023 mode |= TWL4030_SEL_16K;
2024 break;
2025 default:
2026 printk(KERN_ERR "TWL4030 voice hw params: unknown rate %d\n",
2027 params_rate(params));
2028 return -EINVAL;
2029 }
2030
2031 if (mode != old_mode) {
2032 /* change rate and set CODECPDZ */
2033 twl4030_codec_enable(codec, 0);
2034 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
2035 twl4030_codec_enable(codec, 1);
2036 }
2037
2038 return 0;
2039 }
2040
2041 static int twl4030_voice_set_dai_sysclk(struct snd_soc_dai *codec_dai,
2042 int clk_id, unsigned int freq, int dir)
2043 {
2044 struct snd_soc_codec *codec = codec_dai->codec;
2045 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
2046
2047 if (freq != 26000000) {
2048 dev_err(codec->dev, "Unsupported APLL mclk: %u, the Voice"
2049 "interface needs 26MHz APLL mclk\n", freq);
2050 return -EINVAL;
2051 }
2052 if ((freq / 1000) != twl4030->sysclk) {
2053 dev_err(codec->dev,
2054 "Mismatch in APLL mclk: %u (configured: %u)\n",
2055 freq, twl4030->sysclk * 1000);
2056 return -EINVAL;
2057 }
2058 return 0;
2059 }
2060
2061 static int twl4030_voice_set_dai_fmt(struct snd_soc_dai *codec_dai,
2062 unsigned int fmt)
2063 {
2064 struct snd_soc_codec *codec = codec_dai->codec;
2065 u8 old_format, format;
2066
2067 /* get format */
2068 old_format = twl4030_read_reg_cache(codec, TWL4030_REG_VOICE_IF);
2069 format = old_format;
2070
2071 /* set master/slave audio interface */
2072 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
2073 case SND_SOC_DAIFMT_CBM_CFM:
2074 format &= ~(TWL4030_VIF_SLAVE_EN);
2075 break;
2076 case SND_SOC_DAIFMT_CBS_CFS:
2077 format |= TWL4030_VIF_SLAVE_EN;
2078 break;
2079 default:
2080 return -EINVAL;
2081 }
2082
2083 /* clock inversion */
2084 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
2085 case SND_SOC_DAIFMT_IB_NF:
2086 format &= ~(TWL4030_VIF_FORMAT);
2087 break;
2088 case SND_SOC_DAIFMT_NB_IF:
2089 format |= TWL4030_VIF_FORMAT;
2090 break;
2091 default:
2092 return -EINVAL;
2093 }
2094
2095 if (format != old_format) {
2096 /* change format and set CODECPDZ */
2097 twl4030_codec_enable(codec, 0);
2098 twl4030_write(codec, TWL4030_REG_VOICE_IF, format);
2099 twl4030_codec_enable(codec, 1);
2100 }
2101
2102 return 0;
2103 }
2104
2105 static int twl4030_voice_set_tristate(struct snd_soc_dai *dai, int tristate)
2106 {
2107 struct snd_soc_codec *codec = dai->codec;
2108 u8 reg = twl4030_read_reg_cache(codec, TWL4030_REG_VOICE_IF);
2109
2110 if (tristate)
2111 reg |= TWL4030_VIF_TRI_EN;
2112 else
2113 reg &= ~TWL4030_VIF_TRI_EN;
2114
2115 return twl4030_write(codec, TWL4030_REG_VOICE_IF, reg);
2116 }
2117
2118 #define TWL4030_RATES (SNDRV_PCM_RATE_8000_48000)
2119 #define TWL4030_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FORMAT_S24_LE)
2120
2121 static struct snd_soc_dai_ops twl4030_dai_ops = {
2122 .startup = twl4030_startup,
2123 .shutdown = twl4030_shutdown,
2124 .hw_params = twl4030_hw_params,
2125 .set_sysclk = twl4030_set_dai_sysclk,
2126 .set_fmt = twl4030_set_dai_fmt,
2127 .set_tristate = twl4030_set_tristate,
2128 };
2129
2130 static struct snd_soc_dai_ops twl4030_dai_voice_ops = {
2131 .startup = twl4030_voice_startup,
2132 .shutdown = twl4030_voice_shutdown,
2133 .hw_params = twl4030_voice_hw_params,
2134 .set_sysclk = twl4030_voice_set_dai_sysclk,
2135 .set_fmt = twl4030_voice_set_dai_fmt,
2136 .set_tristate = twl4030_voice_set_tristate,
2137 };
2138
2139 struct snd_soc_dai twl4030_dai[] = {
2140 {
2141 .name = "twl4030",
2142 .playback = {
2143 .stream_name = "HiFi Playback",
2144 .channels_min = 2,
2145 .channels_max = 4,
2146 .rates = TWL4030_RATES | SNDRV_PCM_RATE_96000,
2147 .formats = TWL4030_FORMATS,},
2148 .capture = {
2149 .stream_name = "Capture",
2150 .channels_min = 2,
2151 .channels_max = 4,
2152 .rates = TWL4030_RATES,
2153 .formats = TWL4030_FORMATS,},
2154 .ops = &twl4030_dai_ops,
2155 },
2156 {
2157 .name = "twl4030 Voice",
2158 .playback = {
2159 .stream_name = "Voice Playback",
2160 .channels_min = 1,
2161 .channels_max = 1,
2162 .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
2163 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
2164 .capture = {
2165 .stream_name = "Capture",
2166 .channels_min = 1,
2167 .channels_max = 2,
2168 .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
2169 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
2170 .ops = &twl4030_dai_voice_ops,
2171 },
2172 };
2173 EXPORT_SYMBOL_GPL(twl4030_dai);
2174
2175 static int twl4030_soc_suspend(struct platform_device *pdev, pm_message_t state)
2176 {
2177 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
2178 struct snd_soc_codec *codec = socdev->card->codec;
2179
2180 twl4030_set_bias_level(codec, SND_SOC_BIAS_OFF);
2181
2182 return 0;
2183 }
2184
2185 static int twl4030_soc_resume(struct platform_device *pdev)
2186 {
2187 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
2188 struct snd_soc_codec *codec = socdev->card->codec;
2189
2190 twl4030_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
2191 return 0;
2192 }
2193
2194 static struct snd_soc_codec *twl4030_codec;
2195
2196 static int twl4030_soc_probe(struct platform_device *pdev)
2197 {
2198 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
2199 struct twl4030_setup_data *setup = socdev->codec_data;
2200 struct snd_soc_codec *codec;
2201 struct twl4030_priv *twl4030;
2202 int ret;
2203
2204 BUG_ON(!twl4030_codec);
2205
2206 codec = twl4030_codec;
2207 twl4030 = snd_soc_codec_get_drvdata(codec);
2208 socdev->card->codec = codec;
2209
2210 /* Configuration for headset ramp delay from setup data */
2211 if (setup) {
2212 unsigned char hs_pop;
2213
2214 if (setup->sysclk != twl4030->sysclk)
2215 dev_warn(&pdev->dev,
2216 "Mismatch in APLL mclk: %u (configured: %u)\n",
2217 setup->sysclk, twl4030->sysclk);
2218
2219 hs_pop = twl4030_read_reg_cache(codec, TWL4030_REG_HS_POPN_SET);
2220 hs_pop &= ~TWL4030_RAMP_DELAY;
2221 hs_pop |= (setup->ramp_delay_value << 2);
2222 twl4030_write_reg_cache(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
2223 }
2224
2225 /* register pcms */
2226 ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
2227 if (ret < 0) {
2228 dev_err(&pdev->dev, "failed to create pcms\n");
2229 return ret;
2230 }
2231
2232 snd_soc_add_controls(codec, twl4030_snd_controls,
2233 ARRAY_SIZE(twl4030_snd_controls));
2234 twl4030_add_widgets(codec);
2235
2236 return 0;
2237 }
2238
2239 static int twl4030_soc_remove(struct platform_device *pdev)
2240 {
2241 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
2242 struct snd_soc_codec *codec = socdev->card->codec;
2243
2244 twl4030_set_bias_level(codec, SND_SOC_BIAS_OFF);
2245 snd_soc_free_pcms(socdev);
2246 snd_soc_dapm_free(socdev);
2247
2248 return 0;
2249 }
2250
2251 static int __devinit twl4030_codec_probe(struct platform_device *pdev)
2252 {
2253 struct twl4030_codec_audio_data *pdata = pdev->dev.platform_data;
2254 struct snd_soc_codec *codec;
2255 struct twl4030_priv *twl4030;
2256 int ret;
2257
2258 if (!pdata) {
2259 dev_err(&pdev->dev, "platform_data is missing\n");
2260 return -EINVAL;
2261 }
2262
2263 twl4030 = kzalloc(sizeof(struct twl4030_priv), GFP_KERNEL);
2264 if (twl4030 == NULL) {
2265 dev_err(&pdev->dev, "Can not allocate memroy\n");
2266 return -ENOMEM;
2267 }
2268
2269 codec = &twl4030->codec;
2270 snd_soc_codec_set_drvdata(codec, twl4030);
2271 codec->dev = &pdev->dev;
2272 twl4030_dai[0].dev = &pdev->dev;
2273 twl4030_dai[1].dev = &pdev->dev;
2274
2275 mutex_init(&codec->mutex);
2276 INIT_LIST_HEAD(&codec->dapm_widgets);
2277 INIT_LIST_HEAD(&codec->dapm_paths);
2278
2279 codec->name = "twl4030";
2280 codec->owner = THIS_MODULE;
2281 codec->read = twl4030_read_reg_cache;
2282 codec->write = twl4030_write;
2283 codec->set_bias_level = twl4030_set_bias_level;
2284 codec->dai = twl4030_dai;
2285 codec->num_dai = ARRAY_SIZE(twl4030_dai);
2286 codec->reg_cache_size = sizeof(twl4030_reg);
2287 codec->reg_cache = kmemdup(twl4030_reg, sizeof(twl4030_reg),
2288 GFP_KERNEL);
2289 if (codec->reg_cache == NULL) {
2290 ret = -ENOMEM;
2291 goto error_cache;
2292 }
2293
2294 platform_set_drvdata(pdev, twl4030);
2295 twl4030_codec = codec;
2296
2297 /* Set the defaults, and power up the codec */
2298 twl4030->sysclk = twl4030_codec_get_mclk() / 1000;
2299 twl4030_init_chip(codec);
2300 codec->bias_level = SND_SOC_BIAS_OFF;
2301 twl4030_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
2302
2303 ret = snd_soc_register_codec(codec);
2304 if (ret != 0) {
2305 dev_err(codec->dev, "Failed to register codec: %d\n", ret);
2306 goto error_codec;
2307 }
2308
2309 ret = snd_soc_register_dais(&twl4030_dai[0], ARRAY_SIZE(twl4030_dai));
2310 if (ret != 0) {
2311 dev_err(codec->dev, "Failed to register DAIs: %d\n", ret);
2312 snd_soc_unregister_codec(codec);
2313 goto error_codec;
2314 }
2315
2316 return 0;
2317
2318 error_codec:
2319 twl4030_codec_enable(codec, 0);
2320 kfree(codec->reg_cache);
2321 error_cache:
2322 kfree(twl4030);
2323 return ret;
2324 }
2325
2326 static int __devexit twl4030_codec_remove(struct platform_device *pdev)
2327 {
2328 struct twl4030_priv *twl4030 = platform_get_drvdata(pdev);
2329
2330 snd_soc_unregister_dais(&twl4030_dai[0], ARRAY_SIZE(twl4030_dai));
2331 snd_soc_unregister_codec(&twl4030->codec);
2332 kfree(twl4030->codec.reg_cache);
2333 kfree(twl4030);
2334
2335 twl4030_codec = NULL;
2336 return 0;
2337 }
2338
2339 MODULE_ALIAS("platform:twl4030_codec_audio");
2340
2341 static struct platform_driver twl4030_codec_driver = {
2342 .probe = twl4030_codec_probe,
2343 .remove = __devexit_p(twl4030_codec_remove),
2344 .driver = {
2345 .name = "twl4030_codec_audio",
2346 .owner = THIS_MODULE,
2347 },
2348 };
2349
2350 static int __init twl4030_modinit(void)
2351 {
2352 return platform_driver_register(&twl4030_codec_driver);
2353 }
2354 module_init(twl4030_modinit);
2355
2356 static void __exit twl4030_exit(void)
2357 {
2358 platform_driver_unregister(&twl4030_codec_driver);
2359 }
2360 module_exit(twl4030_exit);
2361
2362 struct snd_soc_codec_device soc_codec_dev_twl4030 = {
2363 .probe = twl4030_soc_probe,
2364 .remove = twl4030_soc_remove,
2365 .suspend = twl4030_soc_suspend,
2366 .resume = twl4030_soc_resume,
2367 };
2368 EXPORT_SYMBOL_GPL(soc_codec_dev_twl4030);
2369
2370 MODULE_DESCRIPTION("ASoC TWL4030 codec driver");
2371 MODULE_AUTHOR("Steve Sakoman");
2372 MODULE_LICENSE("GPL");
Linux 2.6 libata-dev (mirror)