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Full support for Ginger Console
[linux-ginger.git] / sound / soc / codecs / twl4030.c
blob4df7c6c61c76da631cd213a25a927e35e7710bc2
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/twl4030.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 0x01, /* 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 0x0c, /* REG_AVDAC_CTL (0x17) */
68 0x00, /* REG_ARX2VTXPGA (0x18) */
69 0x00, /* REG_ARXL1_APGA_CTL (0x19) */
70 0x00, /* REG_ARXR1_APGA_CTL (0x1A) */
71 0x4b, /* REG_ARXL2_APGA_CTL (0x1B) */
72 0x4b, /* 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 0x24, /* REG_HS_SEL (0x22) */
79 0x0a, /* 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 0x16, /* 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 unsigned int bypass_state;
124 unsigned int codec_powered;
125 unsigned int codec_muted;
126
127 struct snd_pcm_substream *master_substream;
128 struct snd_pcm_substream *slave_substream;
129
130 unsigned int configured;
131 unsigned int rate;
132 unsigned int sample_bits;
133 unsigned int channels;
134
135 unsigned int sysclk;
136
137 /* Headset output state handling */
138 unsigned int hsl_enabled;
139 unsigned int hsr_enabled;
140 };
141
142 /*
143 * read twl4030 register cache
144 */
145 static inline unsigned int twl4030_read_reg_cache(struct snd_soc_codec *codec,
146 unsigned int reg)
147 {
148 u8 *cache = codec->reg_cache;
149
150 if (reg >= TWL4030_CACHEREGNUM)
151 return -EIO;
152
153 return cache[reg];
154 }
155
156 /*
157 * write twl4030 register cache
158 */
159 static inline void twl4030_write_reg_cache(struct snd_soc_codec *codec,
160 u8 reg, u8 value)
161 {
162 u8 *cache = codec->reg_cache;
163
164 if (reg >= TWL4030_CACHEREGNUM)
165 return;
166 cache[reg] = value;
167 }
168
169 /*
170 * write to the twl4030 register space
171 */
172 static int twl4030_write(struct snd_soc_codec *codec,
173 unsigned int reg, unsigned int value)
174 {
175 twl4030_write_reg_cache(codec, reg, value);
176 if (likely(reg < TWL4030_REG_SW_SHADOW))
177 return twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, value,
178 reg);
179 else
180 return 0;
181 }
182
183 static void twl4030_codec_enable(struct snd_soc_codec *codec, int enable)
184 {
185 struct twl4030_priv *twl4030 = codec->private_data;
186 u8 mode;
187
188 if (enable == twl4030->codec_powered)
189 return;
190
191 mode = twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE);
192 if (enable)
193 mode |= TWL4030_CODECPDZ;
194 else
195 mode &= ~TWL4030_CODECPDZ;
196
197 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
198 twl4030->codec_powered = enable;
199
200 /* REVISIT: this delay is present in TI sample drivers */
201 /* but there seems to be no TRM requirement for it */
202 udelay(10);
203 }
204
205 static void twl4030_init_chip(struct snd_soc_codec *codec)
206 {
207 u8 *cache = codec->reg_cache;
208 int i;
209
210 /* clear CODECPDZ prior to setting register defaults */
211 twl4030_codec_enable(codec, 0);
212
213 /* set all audio section registers to reasonable defaults */
214 for (i = TWL4030_REG_OPTION; i <= TWL4030_REG_MISC_SET_2; i++)
215 twl4030_write(codec, i, cache[i]);
216
217 }
218
219 static void twl4030_codec_mute(struct snd_soc_codec *codec, int mute)
220 {
221 struct twl4030_priv *twl4030 = codec->private_data;
222 u8 reg_val;
223
224 if (mute == twl4030->codec_muted)
225 return;
226
227 if (mute) {
228 /* Disable PLL */
229 reg_val = twl4030_read_reg_cache(codec, TWL4030_REG_APLL_CTL);
230 reg_val &= ~TWL4030_APLL_EN;
231 twl4030_write(codec, TWL4030_REG_APLL_CTL, reg_val);
232 } else {
233 /* Enable PLL */
234 reg_val = twl4030_read_reg_cache(codec, TWL4030_REG_APLL_CTL);
235 reg_val |= TWL4030_APLL_EN;
236 twl4030_write(codec, TWL4030_REG_APLL_CTL, reg_val);
237 }
238
239 twl4030->codec_muted = mute;
240 }
241
242 static void twl4030_power_up(struct snd_soc_codec *codec)
243 {
244 struct twl4030_priv *twl4030 = codec->private_data;
245 u8 anamicl, regmisc1, byte;
246 int i = 0;
247
248 if (twl4030->codec_powered)
249 return;
250
251 /* set CODECPDZ to turn on codec */
252 twl4030_codec_enable(codec, 1);
253
254 /* initiate offset cancellation */
255 anamicl = twl4030_read_reg_cache(codec, TWL4030_REG_ANAMICL);
256 twl4030_write(codec, TWL4030_REG_ANAMICL,
257 anamicl | TWL4030_CNCL_OFFSET_START);
258
259 /* wait for offset cancellation to complete */
260 do {
261 /* this takes a little while, so don't slam i2c */
262 udelay(2000);
263 twl4030_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte,
264 TWL4030_REG_ANAMICL);
265 } while ((i++ < 100) &&
266 ((byte & TWL4030_CNCL_OFFSET_START) ==
267 TWL4030_CNCL_OFFSET_START));
268
269 /* Make sure that the reg_cache has the same value as the HW */
270 twl4030_write_reg_cache(codec, TWL4030_REG_ANAMICL, byte);
271
272 /* anti-pop when changing analog gain */
273 regmisc1 = twl4030_read_reg_cache(codec, TWL4030_REG_MISC_SET_1);
274 twl4030_write(codec, TWL4030_REG_MISC_SET_1,
275 regmisc1 | TWL4030_SMOOTH_ANAVOL_EN);
276
277 /* toggle CODECPDZ as per TRM */
278 twl4030_codec_enable(codec, 0);
279 twl4030_codec_enable(codec, 1);
280 }
281
282 /*
283 * Unconditional power down
284 */
285 static void twl4030_power_down(struct snd_soc_codec *codec)
286 {
287 /* power down */
288 twl4030_codec_enable(codec, 0);
289 }
290
291 /* Earpiece */
292 static const struct snd_kcontrol_new twl4030_dapm_earpiece_controls[] = {
293 SOC_DAPM_SINGLE("Voice", TWL4030_REG_EAR_CTL, 0, 1, 0),
294 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_EAR_CTL, 1, 1, 0),
295 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_EAR_CTL, 2, 1, 0),
296 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_EAR_CTL, 3, 1, 0),
297 };
298
299 /* PreDrive Left */
300 static const struct snd_kcontrol_new twl4030_dapm_predrivel_controls[] = {
301 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PREDL_CTL, 0, 1, 0),
302 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_PREDL_CTL, 1, 1, 0),
303 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_PREDL_CTL, 2, 1, 0),
304 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_PREDL_CTL, 3, 1, 0),
305 };
306
307 /* PreDrive Right */
308 static const struct snd_kcontrol_new twl4030_dapm_predriver_controls[] = {
309 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PREDR_CTL, 0, 1, 0),
310 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_PREDR_CTL, 1, 1, 0),
311 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_PREDR_CTL, 2, 1, 0),
312 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_PREDR_CTL, 3, 1, 0),
313 };
314
315 /* Headset Left */
316 static const struct snd_kcontrol_new twl4030_dapm_hsol_controls[] = {
317 SOC_DAPM_SINGLE("Voice", TWL4030_REG_HS_SEL, 0, 1, 0),
318 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_HS_SEL, 1, 1, 0),
319 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_HS_SEL, 2, 1, 0),
320 };
321
322 /* Headset Right */
323 static const struct snd_kcontrol_new twl4030_dapm_hsor_controls[] = {
324 SOC_DAPM_SINGLE("Voice", TWL4030_REG_HS_SEL, 3, 1, 0),
325 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_HS_SEL, 4, 1, 0),
326 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_HS_SEL, 5, 1, 0),
327 };
328
329 /* Carkit Left */
330 static const struct snd_kcontrol_new twl4030_dapm_carkitl_controls[] = {
331 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PRECKL_CTL, 0, 1, 0),
332 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_PRECKL_CTL, 1, 1, 0),
333 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_PRECKL_CTL, 2, 1, 0),
334 };
335
336 /* Carkit Right */
337 static const struct snd_kcontrol_new twl4030_dapm_carkitr_controls[] = {
338 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PRECKR_CTL, 0, 1, 0),
339 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_PRECKR_CTL, 1, 1, 0),
340 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_PRECKR_CTL, 2, 1, 0),
341 };
342
343 /* Handsfree Left */
344 static const char *twl4030_handsfreel_texts[] =
345 {"Voice", "AudioL1", "AudioL2", "AudioR2"};
346
347 static const struct soc_enum twl4030_handsfreel_enum =
348 SOC_ENUM_SINGLE(TWL4030_REG_HFL_CTL, 0,
349 ARRAY_SIZE(twl4030_handsfreel_texts),
350 twl4030_handsfreel_texts);
351
352 static const struct snd_kcontrol_new twl4030_dapm_handsfreel_control =
353 SOC_DAPM_ENUM("Route", twl4030_handsfreel_enum);
354
355 /* Handsfree Left virtual mute */
356 static const struct snd_kcontrol_new twl4030_dapm_handsfreelmute_control =
357 SOC_DAPM_SINGLE("Switch", TWL4030_REG_SW_SHADOW, 0, 1, 0);
358
359 /* Handsfree Right */
360 static const char *twl4030_handsfreer_texts[] =
361 {"Voice", "AudioR1", "AudioR2", "AudioL2"};
362
363 static const struct soc_enum twl4030_handsfreer_enum =
364 SOC_ENUM_SINGLE(TWL4030_REG_HFR_CTL, 0,
365 ARRAY_SIZE(twl4030_handsfreer_texts),
366 twl4030_handsfreer_texts);
367
368 static const struct snd_kcontrol_new twl4030_dapm_handsfreer_control =
369 SOC_DAPM_ENUM("Route", twl4030_handsfreer_enum);
370
371 /* Handsfree Right virtual mute */
372 static const struct snd_kcontrol_new twl4030_dapm_handsfreermute_control =
373 SOC_DAPM_SINGLE("Switch", TWL4030_REG_SW_SHADOW, 1, 1, 0);
374
375 /* Vibra */
376 /* Vibra audio path selection */
377 static const char *twl4030_vibra_texts[] =
378 {"AudioL1", "AudioR1", "AudioL2", "AudioR2"};
379
380 static const struct soc_enum twl4030_vibra_enum =
381 SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 2,
382 ARRAY_SIZE(twl4030_vibra_texts),
383 twl4030_vibra_texts);
384
385 static const struct snd_kcontrol_new twl4030_dapm_vibra_control =
386 SOC_DAPM_ENUM("Route", twl4030_vibra_enum);
387
388 /* Vibra path selection: local vibrator (PWM) or audio driven */
389 static const char *twl4030_vibrapath_texts[] =
390 {"Local vibrator", "Audio"};
391
392 static const struct soc_enum twl4030_vibrapath_enum =
393 SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 4,
394 ARRAY_SIZE(twl4030_vibrapath_texts),
395 twl4030_vibrapath_texts);
396
397 static const struct snd_kcontrol_new twl4030_dapm_vibrapath_control =
398 SOC_DAPM_ENUM("Route", twl4030_vibrapath_enum);
399
400 /* Left analog microphone selection */
401 static const struct snd_kcontrol_new twl4030_dapm_analoglmic_controls[] = {
402 SOC_DAPM_SINGLE("Main Mic Capture Switch",
403 TWL4030_REG_ANAMICL, 0, 1, 0),
404 SOC_DAPM_SINGLE("Headset Mic Capture Switch",
405 TWL4030_REG_ANAMICL, 1, 1, 0),
406 SOC_DAPM_SINGLE("AUXL Capture Switch",
407 TWL4030_REG_ANAMICL, 2, 1, 0),
408 SOC_DAPM_SINGLE("Carkit Mic Capture Switch",
409 TWL4030_REG_ANAMICL, 3, 1, 0),
410 };
411
412 /* Right analog microphone selection */
413 static const struct snd_kcontrol_new twl4030_dapm_analogrmic_controls[] = {
414 SOC_DAPM_SINGLE("Sub Mic Capture Switch", TWL4030_REG_ANAMICR, 0, 1, 0),
415 SOC_DAPM_SINGLE("AUXR Capture Switch", TWL4030_REG_ANAMICR, 2, 1, 0),
416 };
417
418 /* TX1 L/R Analog/Digital microphone selection */
419 static const char *twl4030_micpathtx1_texts[] =
420 {"Analog", "Digimic0"};
421
422 static const struct soc_enum twl4030_micpathtx1_enum =
423 SOC_ENUM_SINGLE(TWL4030_REG_ADCMICSEL, 0,
424 ARRAY_SIZE(twl4030_micpathtx1_texts),
425 twl4030_micpathtx1_texts);
426
427 static const struct snd_kcontrol_new twl4030_dapm_micpathtx1_control =
428 SOC_DAPM_ENUM("Route", twl4030_micpathtx1_enum);
429
430 /* TX2 L/R Analog/Digital microphone selection */
431 static const char *twl4030_micpathtx2_texts[] =
432 {"Analog", "Digimic1"};
433
434 static const struct soc_enum twl4030_micpathtx2_enum =
435 SOC_ENUM_SINGLE(TWL4030_REG_ADCMICSEL, 2,
436 ARRAY_SIZE(twl4030_micpathtx2_texts),
437 twl4030_micpathtx2_texts);
438
439 static const struct snd_kcontrol_new twl4030_dapm_micpathtx2_control =
440 SOC_DAPM_ENUM("Route", twl4030_micpathtx2_enum);
441
442 /* Analog bypass for AudioR1 */
443 static const struct snd_kcontrol_new twl4030_dapm_abypassr1_control =
444 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXR1_APGA_CTL, 2, 1, 0);
445
446 /* Analog bypass for AudioL1 */
447 static const struct snd_kcontrol_new twl4030_dapm_abypassl1_control =
448 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXL1_APGA_CTL, 2, 1, 0);
449
450 /* Analog bypass for AudioR2 */
451 static const struct snd_kcontrol_new twl4030_dapm_abypassr2_control =
452 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXR2_APGA_CTL, 2, 1, 0);
453
454 /* Analog bypass for AudioL2 */
455 static const struct snd_kcontrol_new twl4030_dapm_abypassl2_control =
456 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXL2_APGA_CTL, 2, 1, 0);
457
458 /* Analog bypass for Voice */
459 static const struct snd_kcontrol_new twl4030_dapm_abypassv_control =
460 SOC_DAPM_SINGLE("Switch", TWL4030_REG_VDL_APGA_CTL, 2, 1, 0);
461
462 /* Digital bypass gain, 0 mutes the bypass */
463 static const unsigned int twl4030_dapm_dbypass_tlv[] = {
464 TLV_DB_RANGE_HEAD(2),
465 0, 3, TLV_DB_SCALE_ITEM(-2400, 0, 1),
466 4, 7, TLV_DB_SCALE_ITEM(-1800, 600, 0),
467 };
468
469 /* Digital bypass left (TX1L -> RX2L) */
470 static const struct snd_kcontrol_new twl4030_dapm_dbypassl_control =
471 SOC_DAPM_SINGLE_TLV("Volume",
472 TWL4030_REG_ATX2ARXPGA, 3, 7, 0,
473 twl4030_dapm_dbypass_tlv);
474
475 /* Digital bypass right (TX1R -> RX2R) */
476 static const struct snd_kcontrol_new twl4030_dapm_dbypassr_control =
477 SOC_DAPM_SINGLE_TLV("Volume",
478 TWL4030_REG_ATX2ARXPGA, 0, 7, 0,
479 twl4030_dapm_dbypass_tlv);
480
481 /*
482 * Voice Sidetone GAIN volume control:
483 * from -51 to -10 dB in 1 dB steps (mute instead of -51 dB)
484 */
485 static DECLARE_TLV_DB_SCALE(twl4030_dapm_dbypassv_tlv, -5100, 100, 1);
486
487 /* Digital bypass voice: sidetone (VUL -> VDL)*/
488 static const struct snd_kcontrol_new twl4030_dapm_dbypassv_control =
489 SOC_DAPM_SINGLE_TLV("Volume",
490 TWL4030_REG_VSTPGA, 0, 0x29, 0,
491 twl4030_dapm_dbypassv_tlv);
492
493 static int micpath_event(struct snd_soc_dapm_widget *w,
494 struct snd_kcontrol *kcontrol, int event)
495 {
496 struct soc_enum *e = (struct soc_enum *)w->kcontrols->private_value;
497 unsigned char adcmicsel, micbias_ctl;
498
499 adcmicsel = twl4030_read_reg_cache(w->codec, TWL4030_REG_ADCMICSEL);
500 micbias_ctl = twl4030_read_reg_cache(w->codec, TWL4030_REG_MICBIAS_CTL);
501 /* Prepare the bits for the given TX path:
502 * shift_l == 0: TX1 microphone path
503 * shift_l == 2: TX2 microphone path */
504 if (e->shift_l) {
505 /* TX2 microphone path */
506 if (adcmicsel & TWL4030_TX2IN_SEL)
507 micbias_ctl |= TWL4030_MICBIAS2_CTL; /* digimic */
508 else
509 micbias_ctl &= ~TWL4030_MICBIAS2_CTL;
510 } else {
511 /* TX1 microphone path */
512 if (adcmicsel & TWL4030_TX1IN_SEL)
513 micbias_ctl |= TWL4030_MICBIAS1_CTL; /* digimic */
514 else
515 micbias_ctl &= ~TWL4030_MICBIAS1_CTL;
516 }
517
518 twl4030_write(w->codec, TWL4030_REG_MICBIAS_CTL, micbias_ctl);
519
520 return 0;
521 }
522
523 /*
524 * Output PGA builder:
525 * Handle the muting and unmuting of the given output (turning off the
526 * amplifier associated with the output pin)
527 * On mute bypass the reg_cache and mute the volume
528 * On unmute: restore the register content
529 * Outputs handled in this way: Earpiece, PreDrivL/R, CarkitL/R
530 */
531 #define TWL4030_OUTPUT_PGA(pin_name, reg, mask) \
532 static int pin_name##pga_event(struct snd_soc_dapm_widget *w, \
533 struct snd_kcontrol *kcontrol, int event) \
534 { \
535 u8 reg_val; \
536 \
537 switch (event) { \
538 case SND_SOC_DAPM_POST_PMU: \
539 twl4030_write(w->codec, reg, \
540 twl4030_read_reg_cache(w->codec, reg)); \
541 break; \
542 case SND_SOC_DAPM_POST_PMD: \
543 reg_val = twl4030_read_reg_cache(w->codec, reg); \
544 twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, \
545 reg_val & (~mask), \
546 reg); \
547 break; \
548 } \
549 return 0; \
550 }
551
552 TWL4030_OUTPUT_PGA(earpiece, TWL4030_REG_EAR_CTL, TWL4030_EAR_GAIN);
553 TWL4030_OUTPUT_PGA(predrivel, TWL4030_REG_PREDL_CTL, TWL4030_PREDL_GAIN);
554 TWL4030_OUTPUT_PGA(predriver, TWL4030_REG_PREDR_CTL, TWL4030_PREDR_GAIN);
555 TWL4030_OUTPUT_PGA(carkitl, TWL4030_REG_PRECKL_CTL, TWL4030_PRECKL_GAIN);
556 TWL4030_OUTPUT_PGA(carkitr, TWL4030_REG_PRECKR_CTL, TWL4030_PRECKR_GAIN);
557
558 static void handsfree_ramp(struct snd_soc_codec *codec, int reg, int ramp)
559 {
560 unsigned char hs_ctl;
561
562 hs_ctl = twl4030_read_reg_cache(codec, reg);
563
564 if (ramp) {
565 /* HF ramp-up */
566 hs_ctl |= TWL4030_HF_CTL_REF_EN;
567 twl4030_write(codec, reg, hs_ctl);
568 udelay(10);
569 hs_ctl |= TWL4030_HF_CTL_RAMP_EN;
570 twl4030_write(codec, reg, hs_ctl);
571 udelay(40);
572 hs_ctl |= TWL4030_HF_CTL_LOOP_EN;
573 hs_ctl |= TWL4030_HF_CTL_HB_EN;
574 twl4030_write(codec, reg, hs_ctl);
575 } else {
576 /* HF ramp-down */
577 hs_ctl &= ~TWL4030_HF_CTL_LOOP_EN;
578 hs_ctl &= ~TWL4030_HF_CTL_HB_EN;
579 twl4030_write(codec, reg, hs_ctl);
580 hs_ctl &= ~TWL4030_HF_CTL_RAMP_EN;
581 twl4030_write(codec, reg, hs_ctl);
582 udelay(40);
583 hs_ctl &= ~TWL4030_HF_CTL_REF_EN;
584 twl4030_write(codec, reg, hs_ctl);
585 }
586 }
587
588 static int handsfreelpga_event(struct snd_soc_dapm_widget *w,
589 struct snd_kcontrol *kcontrol, int event)
590 {
591 switch (event) {
592 case SND_SOC_DAPM_POST_PMU:
593 handsfree_ramp(w->codec, TWL4030_REG_HFL_CTL, 1);
594 break;
595 case SND_SOC_DAPM_POST_PMD:
596 handsfree_ramp(w->codec, TWL4030_REG_HFL_CTL, 0);
597 break;
598 }
599 return 0;
600 }
601
602 static int handsfreerpga_event(struct snd_soc_dapm_widget *w,
603 struct snd_kcontrol *kcontrol, int event)
604 {
605 switch (event) {
606 case SND_SOC_DAPM_POST_PMU:
607 handsfree_ramp(w->codec, TWL4030_REG_HFR_CTL, 1);
608 break;
609 case SND_SOC_DAPM_POST_PMD:
610 handsfree_ramp(w->codec, TWL4030_REG_HFR_CTL, 0);
611 break;
612 }
613 return 0;
614 }
615
616 static void headset_ramp(struct snd_soc_codec *codec, int ramp)
617 {
618 struct snd_soc_device *socdev = codec->socdev;
619 struct twl4030_setup_data *setup = socdev->codec_data;
620
621 unsigned char hs_gain, hs_pop;
622 struct twl4030_priv *twl4030 = codec->private_data;
623 /* Base values for ramp delay calculation: 2^19 - 2^26 */
624 unsigned int ramp_base[] = {524288, 1048576, 2097152, 4194304,
625 8388608, 16777216, 33554432, 67108864};
626
627 hs_gain = twl4030_read_reg_cache(codec, TWL4030_REG_HS_GAIN_SET);
628 hs_pop = twl4030_read_reg_cache(codec, TWL4030_REG_HS_POPN_SET);
629
630 /* Enable external mute control, this dramatically reduces
631 * the pop-noise */
632 if (setup && setup->hs_extmute) {
633 if (setup->set_hs_extmute) {
634 setup->set_hs_extmute(1);
635 } else {
636 hs_pop |= TWL4030_EXTMUTE;
637 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
638 }
639 }
640
641 if (ramp) {
642 /* Headset ramp-up according to the TRM */
643 hs_pop |= TWL4030_VMID_EN;
644 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
645 twl4030_write(codec, TWL4030_REG_HS_GAIN_SET, hs_gain);
646 hs_pop |= TWL4030_RAMP_EN;
647 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
648 /* Wait ramp delay time + 1, so the VMID can settle */
649 mdelay((ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
650 twl4030->sysclk) + 1);
651 } else {
652 /* Headset ramp-down _not_ according to
653 * the TRM, but in a way that it is working */
654 hs_pop &= ~TWL4030_RAMP_EN;
655 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
656 /* Wait ramp delay time + 1, so the VMID can settle */
657 mdelay((ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
658 twl4030->sysclk) + 1);
659 /* Bypass the reg_cache to mute the headset */
660 twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
661 hs_gain & (~0x0f),
662 TWL4030_REG_HS_GAIN_SET);
663
664 hs_pop &= ~TWL4030_VMID_EN;
665 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
666 }
667
668 /* Disable external mute */
669 if (setup && setup->hs_extmute) {
670 if (setup->set_hs_extmute) {
671 setup->set_hs_extmute(0);
672 } else {
673 hs_pop &= ~TWL4030_EXTMUTE;
674 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
675 }
676 }
677 }
678
679 static int headsetlpga_event(struct snd_soc_dapm_widget *w,
680 struct snd_kcontrol *kcontrol, int event)
681 {
682 struct twl4030_priv *twl4030 = w->codec->private_data;
683
684 switch (event) {
685 case SND_SOC_DAPM_POST_PMU:
686 /* Do the ramp-up only once */
687 if (!twl4030->hsr_enabled)
688 headset_ramp(w->codec, 1);
689
690 twl4030->hsl_enabled = 1;
691 break;
692 case SND_SOC_DAPM_POST_PMD:
693 /* Do the ramp-down only if both headsetL/R is disabled */
694 if (!twl4030->hsr_enabled)
695 headset_ramp(w->codec, 0);
696
697 twl4030->hsl_enabled = 0;
698 break;
699 }
700 return 0;
701 }
702
703 static int headsetrpga_event(struct snd_soc_dapm_widget *w,
704 struct snd_kcontrol *kcontrol, int event)
705 {
706 struct twl4030_priv *twl4030 = w->codec->private_data;
707
708 switch (event) {
709 case SND_SOC_DAPM_POST_PMU:
710 /* Do the ramp-up only once */
711 if (!twl4030->hsl_enabled)
712 headset_ramp(w->codec, 1);
713
714 twl4030->hsr_enabled = 1;
715 break;
716 case SND_SOC_DAPM_POST_PMD:
717 /* Do the ramp-down only if both headsetL/R is disabled */
718 if (!twl4030->hsl_enabled)
719 headset_ramp(w->codec, 0);
720
721 twl4030->hsr_enabled = 0;
722 break;
723 }
724 return 0;
725 }
726
727 static int bypass_event(struct snd_soc_dapm_widget *w,
728 struct snd_kcontrol *kcontrol, int event)
729 {
730 struct soc_mixer_control *m =
731 (struct soc_mixer_control *)w->kcontrols->private_value;
732 struct twl4030_priv *twl4030 = w->codec->private_data;
733 unsigned char reg, misc;
734
735 reg = twl4030_read_reg_cache(w->codec, m->reg);
736
737 /*
738 * bypass_state[0:3] - analog HiFi bypass
739 * bypass_state[4] - analog voice bypass
740 * bypass_state[5] - digital voice bypass
741 * bypass_state[6:7] - digital HiFi bypass
742 */
743 if (m->reg == TWL4030_REG_VSTPGA) {
744 /* Voice digital bypass */
745 if (reg)
746 twl4030->bypass_state |= (1 << 5);
747 else
748 twl4030->bypass_state &= ~(1 << 5);
749 } else if (m->reg <= TWL4030_REG_ARXR2_APGA_CTL) {
750 /* Analog bypass */
751 if (reg & (1 << m->shift))
752 twl4030->bypass_state |=
753 (1 << (m->reg - TWL4030_REG_ARXL1_APGA_CTL));
754 else
755 twl4030->bypass_state &=
756 ~(1 << (m->reg - TWL4030_REG_ARXL1_APGA_CTL));
757 } else if (m->reg == TWL4030_REG_VDL_APGA_CTL) {
758 /* Analog voice bypass */
759 if (reg & (1 << m->shift))
760 twl4030->bypass_state |= (1 << 4);
761 else
762 twl4030->bypass_state &= ~(1 << 4);
763 } else {
764 /* Digital bypass */
765 if (reg & (0x7 << m->shift))
766 twl4030->bypass_state |= (1 << (m->shift ? 7 : 6));
767 else
768 twl4030->bypass_state &= ~(1 << (m->shift ? 7 : 6));
769 }
770
771 /* Enable master analog loopback mode if any analog switch is enabled*/
772 misc = twl4030_read_reg_cache(w->codec, TWL4030_REG_MISC_SET_1);
773 if (twl4030->bypass_state & 0x1F)
774 misc |= TWL4030_FMLOOP_EN;
775 else
776 misc &= ~TWL4030_FMLOOP_EN;
777 twl4030_write(w->codec, TWL4030_REG_MISC_SET_1, misc);
778
779 if (w->codec->bias_level == SND_SOC_BIAS_STANDBY) {
780 if (twl4030->bypass_state)
781 twl4030_codec_mute(w->codec, 0);
782 else
783 twl4030_codec_mute(w->codec, 1);
784 }
785 return 0;
786 }
787
788 /*
789 * Some of the gain controls in TWL (mostly those which are associated with
790 * the outputs) are implemented in an interesting way:
791 * 0x0 : Power down (mute)
792 * 0x1 : 6dB
793 * 0x2 : 0 dB
794 * 0x3 : -6 dB
795 * Inverting not going to help with these.
796 * Custom volsw and volsw_2r get/put functions to handle these gain bits.
797 */
798 #define SOC_DOUBLE_TLV_TWL4030(xname, xreg, shift_left, shift_right, xmax,\
799 xinvert, tlv_array) \
800 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
801 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
802 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
803 .tlv.p = (tlv_array), \
804 .info = snd_soc_info_volsw, \
805 .get = snd_soc_get_volsw_twl4030, \
806 .put = snd_soc_put_volsw_twl4030, \
807 .private_value = (unsigned long)&(struct soc_mixer_control) \
808 {.reg = xreg, .shift = shift_left, .rshift = shift_right,\
809 .max = xmax, .invert = xinvert} }
810 #define SOC_DOUBLE_R_TLV_TWL4030(xname, reg_left, reg_right, xshift, xmax,\
811 xinvert, tlv_array) \
812 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
813 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
814 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
815 .tlv.p = (tlv_array), \
816 .info = snd_soc_info_volsw_2r, \
817 .get = snd_soc_get_volsw_r2_twl4030,\
818 .put = snd_soc_put_volsw_r2_twl4030, \
819 .private_value = (unsigned long)&(struct soc_mixer_control) \
820 {.reg = reg_left, .rreg = reg_right, .shift = xshift, \
821 .rshift = xshift, .max = xmax, .invert = xinvert} }
822 #define SOC_SINGLE_TLV_TWL4030(xname, xreg, xshift, xmax, xinvert, tlv_array) \
823 SOC_DOUBLE_TLV_TWL4030(xname, xreg, xshift, xshift, xmax, \
824 xinvert, tlv_array)
825
826 static int snd_soc_get_volsw_twl4030(struct snd_kcontrol *kcontrol,
827 struct snd_ctl_elem_value *ucontrol)
828 {
829 struct soc_mixer_control *mc =
830 (struct soc_mixer_control *)kcontrol->private_value;
831 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
832 unsigned int reg = mc->reg;
833 unsigned int shift = mc->shift;
834 unsigned int rshift = mc->rshift;
835 int max = mc->max;
836 int mask = (1 << fls(max)) - 1;
837
838 ucontrol->value.integer.value[0] =
839 (snd_soc_read(codec, reg) >> shift) & mask;
840 if (ucontrol->value.integer.value[0])
841 ucontrol->value.integer.value[0] =
842 max + 1 - ucontrol->value.integer.value[0];
843
844 if (shift != rshift) {
845 ucontrol->value.integer.value[1] =
846 (snd_soc_read(codec, reg) >> rshift) & mask;
847 if (ucontrol->value.integer.value[1])
848 ucontrol->value.integer.value[1] =
849 max + 1 - ucontrol->value.integer.value[1];
850 }
851
852 return 0;
853 }
854
855 static int snd_soc_put_volsw_twl4030(struct snd_kcontrol *kcontrol,
856 struct snd_ctl_elem_value *ucontrol)
857 {
858 struct soc_mixer_control *mc =
859 (struct soc_mixer_control *)kcontrol->private_value;
860 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
861 unsigned int reg = mc->reg;
862 unsigned int shift = mc->shift;
863 unsigned int rshift = mc->rshift;
864 int max = mc->max;
865 int mask = (1 << fls(max)) - 1;
866 unsigned short val, val2, val_mask;
867
868 val = (ucontrol->value.integer.value[0] & mask);
869
870 val_mask = mask << shift;
871 if (val)
872 val = max + 1 - val;
873 val = val << shift;
874 if (shift != rshift) {
875 val2 = (ucontrol->value.integer.value[1] & mask);
876 val_mask |= mask << rshift;
877 if (val2)
878 val2 = max + 1 - val2;
879 val |= val2 << rshift;
880 }
881 return snd_soc_update_bits(codec, reg, val_mask, val);
882 }
883
884 static int snd_soc_get_volsw_r2_twl4030(struct snd_kcontrol *kcontrol,
885 struct snd_ctl_elem_value *ucontrol)
886 {
887 struct soc_mixer_control *mc =
888 (struct soc_mixer_control *)kcontrol->private_value;
889 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
890 unsigned int reg = mc->reg;
891 unsigned int reg2 = mc->rreg;
892 unsigned int shift = mc->shift;
893 int max = mc->max;
894 int mask = (1<<fls(max))-1;
895
896 ucontrol->value.integer.value[0] =
897 (snd_soc_read(codec, reg) >> shift) & mask;
898 ucontrol->value.integer.value[1] =
899 (snd_soc_read(codec, reg2) >> shift) & mask;
900
901 if (ucontrol->value.integer.value[0])
902 ucontrol->value.integer.value[0] =
903 max + 1 - ucontrol->value.integer.value[0];
904 if (ucontrol->value.integer.value[1])
905 ucontrol->value.integer.value[1] =
906 max + 1 - ucontrol->value.integer.value[1];
907
908 return 0;
909 }
910
911 static int snd_soc_put_volsw_r2_twl4030(struct snd_kcontrol *kcontrol,
912 struct snd_ctl_elem_value *ucontrol)
913 {
914 struct soc_mixer_control *mc =
915 (struct soc_mixer_control *)kcontrol->private_value;
916 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
917 unsigned int reg = mc->reg;
918 unsigned int reg2 = mc->rreg;
919 unsigned int shift = mc->shift;
920 int max = mc->max;
921 int mask = (1 << fls(max)) - 1;
922 int err;
923 unsigned short val, val2, val_mask;
924
925 val_mask = mask << shift;
926 val = (ucontrol->value.integer.value[0] & mask);
927 val2 = (ucontrol->value.integer.value[1] & mask);
928
929 if (val)
930 val = max + 1 - val;
931 if (val2)
932 val2 = max + 1 - val2;
933
934 val = val << shift;
935 val2 = val2 << shift;
936
937 err = snd_soc_update_bits(codec, reg, val_mask, val);
938 if (err < 0)
939 return err;
940
941 err = snd_soc_update_bits(codec, reg2, val_mask, val2);
942 return err;
943 }
944
945 /* Codec operation modes */
946 static const char *twl4030_op_modes_texts[] = {
947 "Option 2 (voice/audio)", "Option 1 (audio)"
948 };
949
950 static const struct soc_enum twl4030_op_modes_enum =
951 SOC_ENUM_SINGLE(TWL4030_REG_CODEC_MODE, 0,
952 ARRAY_SIZE(twl4030_op_modes_texts),
953 twl4030_op_modes_texts);
954
955 static int snd_soc_put_twl4030_opmode_enum_double(struct snd_kcontrol *kcontrol,
956 struct snd_ctl_elem_value *ucontrol)
957 {
958 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
959 struct twl4030_priv *twl4030 = codec->private_data;
960 struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
961 unsigned short val;
962 unsigned short mask, bitmask;
963
964 if (twl4030->configured) {
965 printk(KERN_ERR "twl4030 operation mode cannot be "
966 "changed on-the-fly\n");
967 return -EBUSY;
968 }
969
970 for (bitmask = 1; bitmask < e->max; bitmask <<= 1)
971 ;
972 if (ucontrol->value.enumerated.item[0] > e->max - 1)
973 return -EINVAL;
974
975 val = ucontrol->value.enumerated.item[0] << e->shift_l;
976 mask = (bitmask - 1) << e->shift_l;
977 if (e->shift_l != e->shift_r) {
978 if (ucontrol->value.enumerated.item[1] > e->max - 1)
979 return -EINVAL;
980 val |= ucontrol->value.enumerated.item[1] << e->shift_r;
981 mask |= (bitmask - 1) << e->shift_r;
982 }
983
984 return snd_soc_update_bits(codec, e->reg, mask, val);
985 }
986
987 /*
988 * FGAIN volume control:
989 * from -62 to 0 dB in 1 dB steps (mute instead of -63 dB)
990 */
991 static DECLARE_TLV_DB_SCALE(digital_fine_tlv, -6300, 100, 1);
992
993 /*
994 * CGAIN volume control:
995 * 0 dB to 12 dB in 6 dB steps
996 * value 2 and 3 means 12 dB
997 */
998 static DECLARE_TLV_DB_SCALE(digital_coarse_tlv, 0, 600, 0);
999
1000 /*
1001 * Voice Downlink GAIN volume control:
1002 * from -37 to 12 dB in 1 dB steps (mute instead of -37 dB)
1003 */
1004 static DECLARE_TLV_DB_SCALE(digital_voice_downlink_tlv, -3700, 100, 1);
1005
1006 /*
1007 * Analog playback gain
1008 * -24 dB to 12 dB in 2 dB steps
1009 */
1010 static DECLARE_TLV_DB_SCALE(analog_tlv, -2400, 200, 0);
1011
1012 /*
1013 * Gain controls tied to outputs
1014 * -6 dB to 6 dB in 6 dB steps (mute instead of -12)
1015 */
1016 static DECLARE_TLV_DB_SCALE(output_tvl, -1200, 600, 1);
1017
1018 /*
1019 * Gain control for earpiece amplifier
1020 * 0 dB to 12 dB in 6 dB steps (mute instead of -6)
1021 */
1022 static DECLARE_TLV_DB_SCALE(output_ear_tvl, -600, 600, 1);
1023
1024 /*
1025 * Capture gain after the ADCs
1026 * from 0 dB to 31 dB in 1 dB steps
1027 */
1028 static DECLARE_TLV_DB_SCALE(digital_capture_tlv, 0, 100, 0);
1029
1030 /*
1031 * Gain control for input amplifiers
1032 * 0 dB to 30 dB in 6 dB steps
1033 */
1034 static DECLARE_TLV_DB_SCALE(input_gain_tlv, 0, 600, 0);
1035
1036 /* AVADC clock priority */
1037 static const char *twl4030_avadc_clk_priority_texts[] = {
1038 "Voice high priority", "HiFi high priority"
1039 };
1040
1041 static const struct soc_enum twl4030_avadc_clk_priority_enum =
1042 SOC_ENUM_SINGLE(TWL4030_REG_AVADC_CTL, 2,
1043 ARRAY_SIZE(twl4030_avadc_clk_priority_texts),
1044 twl4030_avadc_clk_priority_texts);
1045
1046 static const char *twl4030_rampdelay_texts[] = {
1047 "27/20/14 ms", "55/40/27 ms", "109/81/55 ms", "218/161/109 ms",
1048 "437/323/218 ms", "874/645/437 ms", "1748/1291/874 ms",
1049 "3495/2581/1748 ms"
1050 };
1051
1052 static const struct soc_enum twl4030_rampdelay_enum =
1053 SOC_ENUM_SINGLE(TWL4030_REG_HS_POPN_SET, 2,
1054 ARRAY_SIZE(twl4030_rampdelay_texts),
1055 twl4030_rampdelay_texts);
1056
1057 /* Vibra H-bridge direction mode */
1058 static const char *twl4030_vibradirmode_texts[] = {
1059 "Vibra H-bridge direction", "Audio data MSB",
1060 };
1061
1062 static const struct soc_enum twl4030_vibradirmode_enum =
1063 SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 5,
1064 ARRAY_SIZE(twl4030_vibradirmode_texts),
1065 twl4030_vibradirmode_texts);
1066
1067 /* Vibra H-bridge direction */
1068 static const char *twl4030_vibradir_texts[] = {
1069 "Positive polarity", "Negative polarity",
1070 };
1071
1072 static const struct soc_enum twl4030_vibradir_enum =
1073 SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 1,
1074 ARRAY_SIZE(twl4030_vibradir_texts),
1075 twl4030_vibradir_texts);
1076
1077 static const struct snd_kcontrol_new twl4030_snd_controls[] = {
1078 /* Codec operation mode control */
1079 SOC_ENUM_EXT("Codec Operation Mode", twl4030_op_modes_enum,
1080 snd_soc_get_enum_double,
1081 snd_soc_put_twl4030_opmode_enum_double),
1082
1083 /* Common playback gain controls */
1084 SOC_DOUBLE_R_TLV("DAC1 Digital Fine Playback Volume",
1085 TWL4030_REG_ARXL1PGA, TWL4030_REG_ARXR1PGA,
1086 0, 0x3f, 0, digital_fine_tlv),
1087 SOC_DOUBLE_R_TLV("DAC2 Digital Fine Playback Volume",
1088 TWL4030_REG_ARXL2PGA, TWL4030_REG_ARXR2PGA,
1089 0, 0x3f, 0, digital_fine_tlv),
1090
1091 SOC_DOUBLE_R_TLV("DAC1 Digital Coarse Playback Volume",
1092 TWL4030_REG_ARXL1PGA, TWL4030_REG_ARXR1PGA,
1093 6, 0x2, 0, digital_coarse_tlv),
1094 SOC_DOUBLE_R_TLV("DAC2 Digital Coarse Playback Volume",
1095 TWL4030_REG_ARXL2PGA, TWL4030_REG_ARXR2PGA,
1096 6, 0x2, 0, digital_coarse_tlv),
1097
1098 SOC_DOUBLE_R_TLV("DAC1 Analog Playback Volume",
1099 TWL4030_REG_ARXL1_APGA_CTL, TWL4030_REG_ARXR1_APGA_CTL,
1100 3, 0x12, 1, analog_tlv),
1101 SOC_DOUBLE_R_TLV("DAC2 Analog Playback Volume",
1102 TWL4030_REG_ARXL2_APGA_CTL, TWL4030_REG_ARXR2_APGA_CTL,
1103 3, 0x12, 1, analog_tlv),
1104 SOC_DOUBLE_R("DAC1 Analog Playback Switch",
1105 TWL4030_REG_ARXL1_APGA_CTL, TWL4030_REG_ARXR1_APGA_CTL,
1106 1, 1, 0),
1107 SOC_DOUBLE_R("DAC2 Analog Playback Switch",
1108 TWL4030_REG_ARXL2_APGA_CTL, TWL4030_REG_ARXR2_APGA_CTL,
1109 1, 1, 0),
1110
1111 /* Common voice downlink gain controls */
1112 SOC_SINGLE_TLV("DAC Voice Digital Downlink Volume",
1113 TWL4030_REG_VRXPGA, 0, 0x31, 0, digital_voice_downlink_tlv),
1114
1115 SOC_SINGLE_TLV("DAC Voice Analog Downlink Volume",
1116 TWL4030_REG_VDL_APGA_CTL, 3, 0x12, 1, analog_tlv),
1117
1118 SOC_SINGLE("DAC Voice Analog Downlink Switch",
1119 TWL4030_REG_VDL_APGA_CTL, 1, 1, 0),
1120
1121 /* Separate output gain controls */
1122 SOC_DOUBLE_R_TLV_TWL4030("PreDriv Playback Volume",
1123 TWL4030_REG_PREDL_CTL, TWL4030_REG_PREDR_CTL,
1124 4, 3, 0, output_tvl),
1125
1126 SOC_DOUBLE_TLV_TWL4030("Headset Playback Volume",
1127 TWL4030_REG_HS_GAIN_SET, 0, 2, 3, 0, output_tvl),
1128
1129 SOC_DOUBLE_R_TLV_TWL4030("Carkit Playback Volume",
1130 TWL4030_REG_PRECKL_CTL, TWL4030_REG_PRECKR_CTL,
1131 4, 3, 0, output_tvl),
1132
1133 SOC_SINGLE_TLV_TWL4030("Earpiece Playback Volume",
1134 TWL4030_REG_EAR_CTL, 4, 3, 0, output_ear_tvl),
1135
1136 /* Common capture gain controls */
1137 SOC_DOUBLE_R_TLV("TX1 Digital Capture Volume",
1138 TWL4030_REG_ATXL1PGA, TWL4030_REG_ATXR1PGA,
1139 0, 0x1f, 0, digital_capture_tlv),
1140 SOC_DOUBLE_R_TLV("TX2 Digital Capture Volume",
1141 TWL4030_REG_AVTXL2PGA, TWL4030_REG_AVTXR2PGA,
1142 0, 0x1f, 0, digital_capture_tlv),
1143
1144 SOC_DOUBLE_TLV("Analog Capture Volume", TWL4030_REG_ANAMIC_GAIN,
1145 0, 3, 5, 0, input_gain_tlv),
1146
1147 SOC_ENUM("AVADC Clock Priority", twl4030_avadc_clk_priority_enum),
1148
1149 SOC_ENUM("HS ramp delay", twl4030_rampdelay_enum),
1150
1151 SOC_ENUM("Vibra H-bridge mode", twl4030_vibradirmode_enum),
1152 SOC_ENUM("Vibra H-bridge direction", twl4030_vibradir_enum),
1153 };
1154
1155 static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
1156 /* Left channel inputs */
1157 SND_SOC_DAPM_INPUT("MAINMIC"),
1158 SND_SOC_DAPM_INPUT("HSMIC"),
1159 SND_SOC_DAPM_INPUT("AUXL"),
1160 SND_SOC_DAPM_INPUT("CARKITMIC"),
1161 /* Right channel inputs */
1162 SND_SOC_DAPM_INPUT("SUBMIC"),
1163 SND_SOC_DAPM_INPUT("AUXR"),
1164 /* Digital microphones (Stereo) */
1165 SND_SOC_DAPM_INPUT("DIGIMIC0"),
1166 SND_SOC_DAPM_INPUT("DIGIMIC1"),
1167
1168 /* Outputs */
1169 SND_SOC_DAPM_OUTPUT("OUTL"),
1170 SND_SOC_DAPM_OUTPUT("OUTR"),
1171 SND_SOC_DAPM_OUTPUT("EARPIECE"),
1172 SND_SOC_DAPM_OUTPUT("PREDRIVEL"),
1173 SND_SOC_DAPM_OUTPUT("PREDRIVER"),
1174 SND_SOC_DAPM_OUTPUT("HSOL"),
1175 SND_SOC_DAPM_OUTPUT("HSOR"),
1176 SND_SOC_DAPM_OUTPUT("CARKITL"),
1177 SND_SOC_DAPM_OUTPUT("CARKITR"),
1178 SND_SOC_DAPM_OUTPUT("HFL"),
1179 SND_SOC_DAPM_OUTPUT("HFR"),
1180 SND_SOC_DAPM_OUTPUT("VIBRA"),
1181
1182 /* DACs */
1183 SND_SOC_DAPM_DAC("DAC Right1", "Right Front HiFi Playback",
1184 SND_SOC_NOPM, 0, 0),
1185 SND_SOC_DAPM_DAC("DAC Left1", "Left Front HiFi Playback",
1186 SND_SOC_NOPM, 0, 0),
1187 SND_SOC_DAPM_DAC("DAC Right2", "Right Rear HiFi Playback",
1188 SND_SOC_NOPM, 0, 0),
1189 SND_SOC_DAPM_DAC("DAC Left2", "Left Rear HiFi Playback",
1190 SND_SOC_NOPM, 0, 0),
1191 SND_SOC_DAPM_DAC("DAC Voice", "Voice Playback",
1192 SND_SOC_NOPM, 0, 0),
1193
1194 /* Analog bypasses */
1195 SND_SOC_DAPM_SWITCH_E("Right1 Analog Loopback", SND_SOC_NOPM, 0, 0,
1196 &twl4030_dapm_abypassr1_control, bypass_event,
1197 SND_SOC_DAPM_POST_REG),
1198 SND_SOC_DAPM_SWITCH_E("Left1 Analog Loopback", SND_SOC_NOPM, 0, 0,
1199 &twl4030_dapm_abypassl1_control,
1200 bypass_event, SND_SOC_DAPM_POST_REG),
1201 SND_SOC_DAPM_SWITCH_E("Right2 Analog Loopback", SND_SOC_NOPM, 0, 0,
1202 &twl4030_dapm_abypassr2_control,
1203 bypass_event, SND_SOC_DAPM_POST_REG),
1204 SND_SOC_DAPM_SWITCH_E("Left2 Analog Loopback", SND_SOC_NOPM, 0, 0,
1205 &twl4030_dapm_abypassl2_control,
1206 bypass_event, SND_SOC_DAPM_POST_REG),
1207 SND_SOC_DAPM_SWITCH_E("Voice Analog Loopback", SND_SOC_NOPM, 0, 0,
1208 &twl4030_dapm_abypassv_control,
1209 bypass_event, SND_SOC_DAPM_POST_REG),
1210
1211 /* Digital bypasses */
1212 SND_SOC_DAPM_SWITCH_E("Left Digital Loopback", SND_SOC_NOPM, 0, 0,
1213 &twl4030_dapm_dbypassl_control, bypass_event,
1214 SND_SOC_DAPM_POST_REG),
1215 SND_SOC_DAPM_SWITCH_E("Right Digital Loopback", SND_SOC_NOPM, 0, 0,
1216 &twl4030_dapm_dbypassr_control, bypass_event,
1217 SND_SOC_DAPM_POST_REG),
1218 SND_SOC_DAPM_SWITCH_E("Voice Digital Loopback", SND_SOC_NOPM, 0, 0,
1219 &twl4030_dapm_dbypassv_control, bypass_event,
1220 SND_SOC_DAPM_POST_REG),
1221
1222 /* Digital mixers, power control for the physical DACs */
1223 SND_SOC_DAPM_MIXER("Digital R1 Playback Mixer",
1224 TWL4030_REG_AVDAC_CTL, 0, 0, NULL, 0),
1225 SND_SOC_DAPM_MIXER("Digital L1 Playback Mixer",
1226 TWL4030_REG_AVDAC_CTL, 1, 0, NULL, 0),
1227 SND_SOC_DAPM_MIXER("Digital R2 Playback Mixer",
1228 TWL4030_REG_AVDAC_CTL, 2, 0, NULL, 0),
1229 SND_SOC_DAPM_MIXER("Digital L2 Playback Mixer",
1230 TWL4030_REG_AVDAC_CTL, 3, 0, NULL, 0),
1231 SND_SOC_DAPM_MIXER("Digital Voice Playback Mixer",
1232 TWL4030_REG_AVDAC_CTL, 4, 0, NULL, 0),
1233
1234 /* Analog mixers, power control for the physical PGAs */
1235 SND_SOC_DAPM_MIXER("Analog R1 Playback Mixer",
1236 TWL4030_REG_ARXR1_APGA_CTL, 0, 0, NULL, 0),
1237 SND_SOC_DAPM_MIXER("Analog L1 Playback Mixer",
1238 TWL4030_REG_ARXL1_APGA_CTL, 0, 0, NULL, 0),
1239 SND_SOC_DAPM_MIXER("Analog R2 Playback Mixer",
1240 TWL4030_REG_ARXR2_APGA_CTL, 0, 0, NULL, 0),
1241 SND_SOC_DAPM_MIXER("Analog L2 Playback Mixer",
1242 TWL4030_REG_ARXL2_APGA_CTL, 0, 0, NULL, 0),
1243 SND_SOC_DAPM_MIXER("Analog Voice Playback Mixer",
1244 TWL4030_REG_VDL_APGA_CTL, 0, 0, NULL, 0),
1245
1246 /* Output MIXER controls */
1247 /* Earpiece */
1248 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
1249 &twl4030_dapm_earpiece_controls[0],
1250 ARRAY_SIZE(twl4030_dapm_earpiece_controls)),
1251 SND_SOC_DAPM_PGA_E("Earpiece PGA", SND_SOC_NOPM,
1252 0, 0, NULL, 0, earpiecepga_event,
1253 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1254 /* PreDrivL/R */
1255 SND_SOC_DAPM_MIXER("PredriveL Mixer", SND_SOC_NOPM, 0, 0,
1256 &twl4030_dapm_predrivel_controls[0],
1257 ARRAY_SIZE(twl4030_dapm_predrivel_controls)),
1258 SND_SOC_DAPM_PGA_E("PredriveL PGA", SND_SOC_NOPM,
1259 0, 0, NULL, 0, predrivelpga_event,
1260 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1261 SND_SOC_DAPM_MIXER("PredriveR Mixer", SND_SOC_NOPM, 0, 0,
1262 &twl4030_dapm_predriver_controls[0],
1263 ARRAY_SIZE(twl4030_dapm_predriver_controls)),
1264 SND_SOC_DAPM_PGA_E("PredriveR PGA", SND_SOC_NOPM,
1265 0, 0, NULL, 0, predriverpga_event,
1266 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1267 /* HeadsetL/R */
1268 SND_SOC_DAPM_MIXER("HeadsetL Mixer", SND_SOC_NOPM, 0, 0,
1269 &twl4030_dapm_hsol_controls[0],
1270 ARRAY_SIZE(twl4030_dapm_hsol_controls)),
1271 SND_SOC_DAPM_PGA_E("HeadsetL PGA", SND_SOC_NOPM,
1272 0, 0, NULL, 0, headsetlpga_event,
1273 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1274 SND_SOC_DAPM_MIXER("HeadsetR Mixer", SND_SOC_NOPM, 0, 0,
1275 &twl4030_dapm_hsor_controls[0],
1276 ARRAY_SIZE(twl4030_dapm_hsor_controls)),
1277 SND_SOC_DAPM_PGA_E("HeadsetR PGA", SND_SOC_NOPM,
1278 0, 0, NULL, 0, headsetrpga_event,
1279 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1280 /* CarkitL/R */
1281 SND_SOC_DAPM_MIXER("CarkitL Mixer", SND_SOC_NOPM, 0, 0,
1282 &twl4030_dapm_carkitl_controls[0],
1283 ARRAY_SIZE(twl4030_dapm_carkitl_controls)),
1284 SND_SOC_DAPM_PGA_E("CarkitL PGA", SND_SOC_NOPM,
1285 0, 0, NULL, 0, carkitlpga_event,
1286 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1287 SND_SOC_DAPM_MIXER("CarkitR Mixer", SND_SOC_NOPM, 0, 0,
1288 &twl4030_dapm_carkitr_controls[0],
1289 ARRAY_SIZE(twl4030_dapm_carkitr_controls)),
1290 SND_SOC_DAPM_PGA_E("CarkitR PGA", SND_SOC_NOPM,
1291 0, 0, NULL, 0, carkitrpga_event,
1292 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1293
1294 /* Output MUX controls */
1295 /* HandsfreeL/R */
1296 SND_SOC_DAPM_MUX("HandsfreeL Mux", SND_SOC_NOPM, 0, 0,
1297 &twl4030_dapm_handsfreel_control),
1298 SND_SOC_DAPM_SWITCH("HandsfreeL", SND_SOC_NOPM, 0, 0,
1299 &twl4030_dapm_handsfreelmute_control),
1300 SND_SOC_DAPM_PGA_E("HandsfreeL PGA", SND_SOC_NOPM,
1301 0, 0, NULL, 0, handsfreelpga_event,
1302 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1303 SND_SOC_DAPM_MUX("HandsfreeR Mux", SND_SOC_NOPM, 5, 0,
1304 &twl4030_dapm_handsfreer_control),
1305 SND_SOC_DAPM_SWITCH("HandsfreeR", SND_SOC_NOPM, 0, 0,
1306 &twl4030_dapm_handsfreermute_control),
1307 SND_SOC_DAPM_PGA_E("HandsfreeR PGA", SND_SOC_NOPM,
1308 0, 0, NULL, 0, handsfreerpga_event,
1309 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
1310 /* Vibra */
1311 SND_SOC_DAPM_MUX("Vibra Mux", TWL4030_REG_VIBRA_CTL, 0, 0,
1312 &twl4030_dapm_vibra_control),
1313 SND_SOC_DAPM_MUX("Vibra Route", SND_SOC_NOPM, 0, 0,
1314 &twl4030_dapm_vibrapath_control),
1315
1316 /* Introducing four virtual ADC, since TWL4030 have four channel for
1317 capture */
1318 SND_SOC_DAPM_ADC("ADC Virtual Left1", "Left Front Capture",
1319 SND_SOC_NOPM, 0, 0),
1320 SND_SOC_DAPM_ADC("ADC Virtual Right1", "Right Front Capture",
1321 SND_SOC_NOPM, 0, 0),
1322 SND_SOC_DAPM_ADC("ADC Virtual Left2", "Left Rear Capture",
1323 SND_SOC_NOPM, 0, 0),
1324 SND_SOC_DAPM_ADC("ADC Virtual Right2", "Right Rear Capture",
1325 SND_SOC_NOPM, 0, 0),
1326
1327 /* Analog/Digital mic path selection.
1328 TX1 Left/Right: either analog Left/Right or Digimic0
1329 TX2 Left/Right: either analog Left/Right or Digimic1 */
1330 SND_SOC_DAPM_MUX_E("TX1 Capture Route", SND_SOC_NOPM, 0, 0,
1331 &twl4030_dapm_micpathtx1_control, micpath_event,
1332 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD|
1333 SND_SOC_DAPM_POST_REG),
1334 SND_SOC_DAPM_MUX_E("TX2 Capture Route", SND_SOC_NOPM, 0, 0,
1335 &twl4030_dapm_micpathtx2_control, micpath_event,
1336 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD|
1337 SND_SOC_DAPM_POST_REG),
1338
1339 /* Analog input mixers for the capture amplifiers */
1340 SND_SOC_DAPM_MIXER("Analog Left",
1341 TWL4030_REG_ANAMICL, 4, 0,
1342 &twl4030_dapm_analoglmic_controls[0],
1343 ARRAY_SIZE(twl4030_dapm_analoglmic_controls)),
1344 SND_SOC_DAPM_MIXER("Analog Right",
1345 TWL4030_REG_ANAMICR, 4, 0,
1346 &twl4030_dapm_analogrmic_controls[0],
1347 ARRAY_SIZE(twl4030_dapm_analogrmic_controls)),
1348
1349 SND_SOC_DAPM_PGA("ADC Physical Left",
1350 TWL4030_REG_AVADC_CTL, 3, 0, NULL, 0),
1351 SND_SOC_DAPM_PGA("ADC Physical Right",
1352 TWL4030_REG_AVADC_CTL, 1, 0, NULL, 0),
1353
1354 SND_SOC_DAPM_PGA("Digimic0 Enable",
1355 TWL4030_REG_ADCMICSEL, 1, 0, NULL, 0),
1356 SND_SOC_DAPM_PGA("Digimic1 Enable",
1357 TWL4030_REG_ADCMICSEL, 3, 0, NULL, 0),
1358
1359 SND_SOC_DAPM_MICBIAS("Mic Bias 1", TWL4030_REG_MICBIAS_CTL, 0, 0),
1360 SND_SOC_DAPM_MICBIAS("Mic Bias 2", TWL4030_REG_MICBIAS_CTL, 1, 0),
1361 SND_SOC_DAPM_MICBIAS("Headset Mic Bias", TWL4030_REG_MICBIAS_CTL, 2, 0),
1362
1363 };
1364
1365 static const struct snd_soc_dapm_route intercon[] = {
1366 {"Digital L1 Playback Mixer", NULL, "DAC Left1"},
1367 {"Digital R1 Playback Mixer", NULL, "DAC Right1"},
1368 {"Digital L2 Playback Mixer", NULL, "DAC Left2"},
1369 {"Digital R2 Playback Mixer", NULL, "DAC Right2"},
1370 {"Digital Voice Playback Mixer", NULL, "DAC Voice"},
1371
1372 {"Analog L1 Playback Mixer", NULL, "Digital L1 Playback Mixer"},
1373 {"Analog R1 Playback Mixer", NULL, "Digital R1 Playback Mixer"},
1374 {"Analog L2 Playback Mixer", NULL, "Digital L2 Playback Mixer"},
1375 {"Analog R2 Playback Mixer", NULL, "Digital R2 Playback Mixer"},
1376 {"Analog Voice Playback Mixer", NULL, "Digital Voice Playback Mixer"},
1377
1378 /* Internal playback routings */
1379 /* Earpiece */
1380 {"Earpiece Mixer", "Voice", "Analog Voice Playback Mixer"},
1381 {"Earpiece Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1382 {"Earpiece Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1383 {"Earpiece Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1384 {"Earpiece PGA", NULL, "Earpiece Mixer"},
1385 /* PreDrivL */
1386 {"PredriveL Mixer", "Voice", "Analog Voice Playback Mixer"},
1387 {"PredriveL Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1388 {"PredriveL Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1389 {"PredriveL Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1390 {"PredriveL PGA", NULL, "PredriveL Mixer"},
1391 /* PreDrivR */
1392 {"PredriveR Mixer", "Voice", "Analog Voice Playback Mixer"},
1393 {"PredriveR Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1394 {"PredriveR Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1395 {"PredriveR Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1396 {"PredriveR PGA", NULL, "PredriveR Mixer"},
1397 /* HeadsetL */
1398 {"HeadsetL Mixer", "Voice", "Analog Voice Playback Mixer"},
1399 {"HeadsetL Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1400 {"HeadsetL Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1401 {"HeadsetL PGA", NULL, "HeadsetL Mixer"},
1402 /* HeadsetR */
1403 {"HeadsetR Mixer", "Voice", "Analog Voice Playback Mixer"},
1404 {"HeadsetR Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1405 {"HeadsetR Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1406 {"HeadsetR PGA", NULL, "HeadsetR Mixer"},
1407 /* CarkitL */
1408 {"CarkitL Mixer", "Voice", "Analog Voice Playback Mixer"},
1409 {"CarkitL Mixer", "AudioL1", "Analog L1 Playback Mixer"},
1410 {"CarkitL Mixer", "AudioL2", "Analog L2 Playback Mixer"},
1411 {"CarkitL PGA", NULL, "CarkitL Mixer"},
1412 /* CarkitR */
1413 {"CarkitR Mixer", "Voice", "Analog Voice Playback Mixer"},
1414 {"CarkitR Mixer", "AudioR1", "Analog R1 Playback Mixer"},
1415 {"CarkitR Mixer", "AudioR2", "Analog R2 Playback Mixer"},
1416 {"CarkitR PGA", NULL, "CarkitR Mixer"},
1417 /* HandsfreeL */
1418 {"HandsfreeL Mux", "Voice", "Analog Voice Playback Mixer"},
1419 {"HandsfreeL Mux", "AudioL1", "Analog L1 Playback Mixer"},
1420 {"HandsfreeL Mux", "AudioL2", "Analog L2 Playback Mixer"},
1421 {"HandsfreeL Mux", "AudioR2", "Analog R2 Playback Mixer"},
1422 {"HandsfreeL", "Switch", "HandsfreeL Mux"},
1423 {"HandsfreeL PGA", NULL, "HandsfreeL"},
1424 /* HandsfreeR */
1425 {"HandsfreeR Mux", "Voice", "Analog Voice Playback Mixer"},
1426 {"HandsfreeR Mux", "AudioR1", "Analog R1 Playback Mixer"},
1427 {"HandsfreeR Mux", "AudioR2", "Analog R2 Playback Mixer"},
1428 {"HandsfreeR Mux", "AudioL2", "Analog L2 Playback Mixer"},
1429 {"HandsfreeR", "Switch", "HandsfreeR Mux"},
1430 {"HandsfreeR PGA", NULL, "HandsfreeR"},
1431 /* Vibra */
1432 {"Vibra Mux", "AudioL1", "DAC Left1"},
1433 {"Vibra Mux", "AudioR1", "DAC Right1"},
1434 {"Vibra Mux", "AudioL2", "DAC Left2"},
1435 {"Vibra Mux", "AudioR2", "DAC Right2"},
1436
1437 /* outputs */
1438 {"OUTL", NULL, "Analog L2 Playback Mixer"},
1439 {"OUTR", NULL, "Analog R2 Playback Mixer"},
1440 {"EARPIECE", NULL, "Earpiece PGA"},
1441 {"PREDRIVEL", NULL, "PredriveL PGA"},
1442 {"PREDRIVER", NULL, "PredriveR PGA"},
1443 {"HSOL", NULL, "HeadsetL PGA"},
1444 {"HSOR", NULL, "HeadsetR PGA"},
1445 {"CARKITL", NULL, "CarkitL PGA"},
1446 {"CARKITR", NULL, "CarkitR PGA"},
1447 {"HFL", NULL, "HandsfreeL PGA"},
1448 {"HFR", NULL, "HandsfreeR PGA"},
1449 {"Vibra Route", "Audio", "Vibra Mux"},
1450 {"VIBRA", NULL, "Vibra Route"},
1451
1452 /* Capture path */
1453 {"Analog Left", "Main Mic Capture Switch", "MAINMIC"},
1454 {"Analog Left", "Headset Mic Capture Switch", "HSMIC"},
1455 {"Analog Left", "AUXL Capture Switch", "AUXL"},
1456 {"Analog Left", "Carkit Mic Capture Switch", "CARKITMIC"},
1457
1458 {"Analog Right", "Sub Mic Capture Switch", "SUBMIC"},
1459 {"Analog Right", "AUXR Capture Switch", "AUXR"},
1460
1461 {"ADC Physical Left", NULL, "Analog Left"},
1462 {"ADC Physical Right", NULL, "Analog Right"},
1463
1464 {"Digimic0 Enable", NULL, "DIGIMIC0"},
1465 {"Digimic1 Enable", NULL, "DIGIMIC1"},
1466
1467 /* TX1 Left capture path */
1468 {"TX1 Capture Route", "Analog", "ADC Physical Left"},
1469 {"TX1 Capture Route", "Digimic0", "Digimic0 Enable"},
1470 /* TX1 Right capture path */
1471 {"TX1 Capture Route", "Analog", "ADC Physical Right"},
1472 {"TX1 Capture Route", "Digimic0", "Digimic0 Enable"},
1473 /* TX2 Left capture path */
1474 {"TX2 Capture Route", "Analog", "ADC Physical Left"},
1475 {"TX2 Capture Route", "Digimic1", "Digimic1 Enable"},
1476 /* TX2 Right capture path */
1477 {"TX2 Capture Route", "Analog", "ADC Physical Right"},
1478 {"TX2 Capture Route", "Digimic1", "Digimic1 Enable"},
1479
1480 {"ADC Virtual Left1", NULL, "TX1 Capture Route"},
1481 {"ADC Virtual Right1", NULL, "TX1 Capture Route"},
1482 {"ADC Virtual Left2", NULL, "TX2 Capture Route"},
1483 {"ADC Virtual Right2", NULL, "TX2 Capture Route"},
1484
1485 /* Analog bypass routes */
1486 {"Right1 Analog Loopback", "Switch", "Analog Right"},
1487 {"Left1 Analog Loopback", "Switch", "Analog Left"},
1488 {"Right2 Analog Loopback", "Switch", "Analog Right"},
1489 {"Left2 Analog Loopback", "Switch", "Analog Left"},
1490 {"Voice Analog Loopback", "Switch", "Analog Left"},
1491
1492 {"Analog R1 Playback Mixer", NULL, "Right1 Analog Loopback"},
1493 {"Analog L1 Playback Mixer", NULL, "Left1 Analog Loopback"},
1494 {"Analog R2 Playback Mixer", NULL, "Right2 Analog Loopback"},
1495 {"Analog L2 Playback Mixer", NULL, "Left2 Analog Loopback"},
1496 {"Analog Voice Playback Mixer", NULL, "Voice Analog Loopback"},
1497
1498 /* Digital bypass routes */
1499 {"Right Digital Loopback", "Volume", "TX1 Capture Route"},
1500 {"Left Digital Loopback", "Volume", "TX1 Capture Route"},
1501 {"Voice Digital Loopback", "Volume", "TX2 Capture Route"},
1502
1503 {"Digital R2 Playback Mixer", NULL, "Right Digital Loopback"},
1504 {"Digital L2 Playback Mixer", NULL, "Left Digital Loopback"},
1505 {"Digital Voice Playback Mixer", NULL, "Voice Digital Loopback"},
1506
1507 };
1508
1509 static int twl4030_add_widgets(struct snd_soc_codec *codec)
1510 {
1511 snd_soc_dapm_new_controls(codec, twl4030_dapm_widgets,
1512 ARRAY_SIZE(twl4030_dapm_widgets));
1513
1514 snd_soc_dapm_add_routes(codec, intercon, ARRAY_SIZE(intercon));
1515
1516 snd_soc_dapm_new_widgets(codec);
1517 return 0;
1518 }
1519
1520 static int twl4030_set_bias_level(struct snd_soc_codec *codec,
1521 enum snd_soc_bias_level level)
1522 {
1523 struct twl4030_priv *twl4030 = codec->private_data;
1524
1525 switch (level) {
1526 case SND_SOC_BIAS_ON:
1527 twl4030_codec_mute(codec, 0);
1528 break;
1529 case SND_SOC_BIAS_PREPARE:
1530 twl4030_power_up(codec);
1531 if (twl4030->bypass_state)
1532 twl4030_codec_mute(codec, 0);
1533 else
1534 twl4030_codec_mute(codec, 1);
1535 break;
1536 case SND_SOC_BIAS_STANDBY:
1537 twl4030_power_up(codec);
1538 if (twl4030->bypass_state)
1539 twl4030_codec_mute(codec, 0);
1540 else
1541 twl4030_codec_mute(codec, 1);
1542 break;
1543 case SND_SOC_BIAS_OFF:
1544 twl4030_power_down(codec);
1545 break;
1546 }
1547 codec->bias_level = level;
1548
1549 return 0;
1550 }
1551
1552 static void twl4030_constraints(struct twl4030_priv *twl4030,
1553 struct snd_pcm_substream *mst_substream)
1554 {
1555 struct snd_pcm_substream *slv_substream;
1556
1557 /* Pick the stream, which need to be constrained */
1558 if (mst_substream == twl4030->master_substream)
1559 slv_substream = twl4030->slave_substream;
1560 else if (mst_substream == twl4030->slave_substream)
1561 slv_substream = twl4030->master_substream;
1562 else /* This should not happen.. */
1563 return;
1564
1565 /* Set the constraints according to the already configured stream */
1566 snd_pcm_hw_constraint_minmax(slv_substream->runtime,
1567 SNDRV_PCM_HW_PARAM_RATE,
1568 twl4030->rate,
1569 twl4030->rate);
1570
1571 snd_pcm_hw_constraint_minmax(slv_substream->runtime,
1572 SNDRV_PCM_HW_PARAM_SAMPLE_BITS,
1573 twl4030->sample_bits,
1574 twl4030->sample_bits);
1575
1576 snd_pcm_hw_constraint_minmax(slv_substream->runtime,
1577 SNDRV_PCM_HW_PARAM_CHANNELS,
1578 twl4030->channels,
1579 twl4030->channels);
1580 }
1581
1582 /* In case of 4 channel mode, the RX1 L/R for playback and the TX2 L/R for
1583 * capture has to be enabled/disabled. */
1584 static void twl4030_tdm_enable(struct snd_soc_codec *codec, int direction,
1585 int enable)
1586 {
1587 u8 reg, mask;
1588
1589 reg = twl4030_read_reg_cache(codec, TWL4030_REG_OPTION);
1590
1591 if (direction == SNDRV_PCM_STREAM_PLAYBACK)
1592 mask = TWL4030_ARXL1_VRX_EN | TWL4030_ARXR1_EN;
1593 else
1594 mask = TWL4030_ATXL2_VTXL_EN | TWL4030_ATXR2_VTXR_EN;
1595
1596 if (enable)
1597 reg |= mask;
1598 else
1599 reg &= ~mask;
1600
1601 twl4030_write(codec, TWL4030_REG_OPTION, reg);
1602 }
1603
1604 static int twl4030_startup(struct snd_pcm_substream *substream,
1605 struct snd_soc_dai *dai)
1606 {
1607 struct snd_soc_pcm_runtime *rtd = substream->private_data;
1608 struct snd_soc_device *socdev = rtd->socdev;
1609 struct snd_soc_codec *codec = socdev->card->codec;
1610 struct twl4030_priv *twl4030 = codec->private_data;
1611
1612 if (twl4030->master_substream) {
1613 twl4030->slave_substream = substream;
1614 /* The DAI has one configuration for playback and capture, so
1615 * if the DAI has been already configured then constrain this
1616 * substream to match it. */
1617 if (twl4030->configured)
1618 twl4030_constraints(twl4030, twl4030->master_substream);
1619 } else {
1620 if (!(twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE) &
1621 TWL4030_OPTION_1)) {
1622 /* In option2 4 channel is not supported, set the
1623 * constraint for the first stream for channels, the
1624 * second stream will 'inherit' this cosntraint */
1625 snd_pcm_hw_constraint_minmax(substream->runtime,
1626 SNDRV_PCM_HW_PARAM_CHANNELS,
1627 2, 2);
1628 }
1629 twl4030->master_substream = substream;
1630 }
1631
1632 return 0;
1633 }
1634
1635 static void twl4030_shutdown(struct snd_pcm_substream *substream,
1636 struct snd_soc_dai *dai)
1637 {
1638 struct snd_soc_pcm_runtime *rtd = substream->private_data;
1639 struct snd_soc_device *socdev = rtd->socdev;
1640 struct snd_soc_codec *codec = socdev->card->codec;
1641 struct twl4030_priv *twl4030 = codec->private_data;
1642
1643 if (twl4030->master_substream == substream)
1644 twl4030->master_substream = twl4030->slave_substream;
1645
1646 twl4030->slave_substream = NULL;
1647
1648 /* If all streams are closed, or the remaining stream has not yet
1649 * been configured than set the DAI as not configured. */
1650 if (!twl4030->master_substream)
1651 twl4030->configured = 0;
1652 else if (!twl4030->master_substream->runtime->channels)
1653 twl4030->configured = 0;
1654
1655 /* If the closing substream had 4 channel, do the necessary cleanup */
1656 if (substream->runtime->channels == 4)
1657 twl4030_tdm_enable(codec, substream->stream, 0);
1658 }
1659
1660 static int twl4030_hw_params(struct snd_pcm_substream *substream,
1661 struct snd_pcm_hw_params *params,
1662 struct snd_soc_dai *dai)
1663 {
1664 struct snd_soc_pcm_runtime *rtd = substream->private_data;
1665 struct snd_soc_device *socdev = rtd->socdev;
1666 struct snd_soc_codec *codec = socdev->card->codec;
1667 struct twl4030_priv *twl4030 = codec->private_data;
1668 u8 mode, old_mode, format, old_format;
1669
1670 /* If the substream has 4 channel, do the necessary setup */
1671 if (params_channels(params) == 4) {
1672 format = twl4030_read_reg_cache(codec, TWL4030_REG_AUDIO_IF);
1673 mode = twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE);
1674
1675 /* Safety check: are we in the correct operating mode and
1676 * the interface is in TDM mode? */
1677 if ((mode & TWL4030_OPTION_1) &&
1678 ((format & TWL4030_AIF_FORMAT) == TWL4030_AIF_FORMAT_TDM))
1679 twl4030_tdm_enable(codec, substream->stream, 1);
1680 else
1681 return -EINVAL;
1682 }
1683
1684 if (twl4030->configured)
1685 /* Ignoring hw_params for already configured DAI */
1686 return 0;
1687
1688 /* bit rate */
1689 old_mode = twl4030_read_reg_cache(codec,
1690 TWL4030_REG_CODEC_MODE) & ~TWL4030_CODECPDZ;
1691 mode = old_mode & ~TWL4030_APLL_RATE;
1692
1693 switch (params_rate(params)) {
1694 case 8000:
1695 mode |= TWL4030_APLL_RATE_8000;
1696 break;
1697 case 11025:
1698 mode |= TWL4030_APLL_RATE_11025;
1699 break;
1700 case 12000:
1701 mode |= TWL4030_APLL_RATE_12000;
1702 break;
1703 case 16000:
1704 mode |= TWL4030_APLL_RATE_16000;
1705 break;
1706 case 22050:
1707 mode |= TWL4030_APLL_RATE_22050;
1708 break;
1709 case 24000:
1710 mode |= TWL4030_APLL_RATE_24000;
1711 break;
1712 case 32000:
1713 mode |= TWL4030_APLL_RATE_32000;
1714 break;
1715 case 44100:
1716 mode |= TWL4030_APLL_RATE_44100;
1717 break;
1718 case 48000:
1719 mode |= TWL4030_APLL_RATE_48000;
1720 break;
1721 case 96000:
1722 mode |= TWL4030_APLL_RATE_96000;
1723 break;
1724 default:
1725 printk(KERN_ERR "TWL4030 hw params: unknown rate %d\n",
1726 params_rate(params));
1727 return -EINVAL;
1728 }
1729
1730 if (mode != old_mode) {
1731 /* change rate and set CODECPDZ */
1732 twl4030_codec_enable(codec, 0);
1733 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
1734 twl4030_codec_enable(codec, 1);
1735 }
1736
1737 /* sample size */
1738 old_format = twl4030_read_reg_cache(codec, TWL4030_REG_AUDIO_IF);
1739 format = old_format;
1740 format &= ~TWL4030_DATA_WIDTH;
1741 switch (params_format(params)) {
1742 case SNDRV_PCM_FORMAT_S16_LE:
1743 format |= TWL4030_DATA_WIDTH_16S_16W;
1744 break;
1745 case SNDRV_PCM_FORMAT_S24_LE:
1746 format |= TWL4030_DATA_WIDTH_32S_24W;
1747 break;
1748 default:
1749 printk(KERN_ERR "TWL4030 hw params: unknown format %d\n",
1750 params_format(params));
1751 return -EINVAL;
1752 }
1753
1754 if (format != old_format) {
1755
1756 /* clear CODECPDZ before changing format (codec requirement) */
1757 twl4030_codec_enable(codec, 0);
1758
1759 /* change format */
1760 twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
1761
1762 /* set CODECPDZ afterwards */
1763 twl4030_codec_enable(codec, 1);
1764 }
1765
1766 /* Store the important parameters for the DAI configuration and set
1767 * the DAI as configured */
1768 twl4030->configured = 1;
1769 twl4030->rate = params_rate(params);
1770 twl4030->sample_bits = hw_param_interval(params,
1771 SNDRV_PCM_HW_PARAM_SAMPLE_BITS)->min;
1772 twl4030->channels = params_channels(params);
1773
1774 /* If both playback and capture streams are open, and one of them
1775 * is setting the hw parameters right now (since we are here), set
1776 * constraints to the other stream to match the current one. */
1777 if (twl4030->slave_substream)
1778 twl4030_constraints(twl4030, substream);
1779
1780 return 0;
1781 }
1782
1783 static int twl4030_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1784 int clk_id, unsigned int freq, int dir)
1785 {
1786 struct snd_soc_codec *codec = codec_dai->codec;
1787 struct twl4030_priv *twl4030 = codec->private_data;
1788 u8 infreq;
1789
1790 switch (freq) {
1791 case 19200000:
1792 infreq = TWL4030_APLL_INFREQ_19200KHZ;
1793 twl4030->sysclk = 19200;
1794 break;
1795 case 26000000:
1796 infreq = TWL4030_APLL_INFREQ_26000KHZ;
1797 twl4030->sysclk = 26000;
1798 break;
1799 case 38400000:
1800 infreq = TWL4030_APLL_INFREQ_38400KHZ;
1801 twl4030->sysclk = 38400;
1802 break;
1803 default:
1804 printk(KERN_ERR "TWL4030 set sysclk: unknown rate %d\n",
1805 freq);
1806 return -EINVAL;
1807 }
1808
1809 infreq |= TWL4030_APLL_EN;
1810 twl4030_write(codec, TWL4030_REG_APLL_CTL, infreq);
1811
1812 return 0;
1813 }
1814
1815 static int twl4030_set_dai_fmt(struct snd_soc_dai *codec_dai,
1816 unsigned int fmt)
1817 {
1818 struct snd_soc_codec *codec = codec_dai->codec;
1819 u8 old_format, format;
1820
1821 /* get format */
1822 old_format = twl4030_read_reg_cache(codec, TWL4030_REG_AUDIO_IF);
1823 format = old_format;
1824
1825 /* set master/slave audio interface */
1826 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1827 case SND_SOC_DAIFMT_CBM_CFM:
1828 format &= ~(TWL4030_AIF_SLAVE_EN);
1829 format &= ~(TWL4030_CLK256FS_EN);
1830 break;
1831 case SND_SOC_DAIFMT_CBS_CFS:
1832 format |= TWL4030_AIF_SLAVE_EN;
1833 format |= TWL4030_CLK256FS_EN;
1834 break;
1835 default:
1836 return -EINVAL;
1837 }
1838
1839 /* interface format */
1840 format &= ~TWL4030_AIF_FORMAT;
1841 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1842 case SND_SOC_DAIFMT_I2S:
1843 format |= TWL4030_AIF_FORMAT_CODEC;
1844 break;
1845 case SND_SOC_DAIFMT_DSP_A:
1846 format |= TWL4030_AIF_FORMAT_TDM;
1847 break;
1848 default:
1849 return -EINVAL;
1850 }
1851
1852 if (format != old_format) {
1853
1854 /* clear CODECPDZ before changing format (codec requirement) */
1855 twl4030_codec_enable(codec, 0);
1856
1857 /* change format */
1858 twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
1859
1860 /* set CODECPDZ afterwards */
1861 twl4030_codec_enable(codec, 1);
1862 }
1863
1864 return 0;
1865 }
1866
1867 static int twl4030_set_tristate(struct snd_soc_dai *dai, int tristate)
1868 {
1869 struct snd_soc_codec *codec = dai->codec;
1870 u8 reg = twl4030_read_reg_cache(codec, TWL4030_REG_AUDIO_IF);
1871
1872 if (tristate)
1873 reg |= TWL4030_AIF_TRI_EN;
1874 else
1875 reg &= ~TWL4030_AIF_TRI_EN;
1876
1877 return twl4030_write(codec, TWL4030_REG_AUDIO_IF, reg);
1878 }
1879
1880 /* In case of voice mode, the RX1 L(VRX) for downlink and the TX2 L/R
1881 * (VTXL, VTXR) for uplink has to be enabled/disabled. */
1882 static void twl4030_voice_enable(struct snd_soc_codec *codec, int direction,
1883 int enable)
1884 {
1885 u8 reg, mask;
1886
1887 reg = twl4030_read_reg_cache(codec, TWL4030_REG_OPTION);
1888
1889 if (direction == SNDRV_PCM_STREAM_PLAYBACK)
1890 mask = TWL4030_ARXL1_VRX_EN;
1891 else
1892 mask = TWL4030_ATXL2_VTXL_EN | TWL4030_ATXR2_VTXR_EN;
1893
1894 if (enable)
1895 reg |= mask;
1896 else
1897 reg &= ~mask;
1898
1899 twl4030_write(codec, TWL4030_REG_OPTION, reg);
1900 }
1901
1902 static int twl4030_voice_startup(struct snd_pcm_substream *substream,
1903 struct snd_soc_dai *dai)
1904 {
1905 struct snd_soc_pcm_runtime *rtd = substream->private_data;
1906 struct snd_soc_device *socdev = rtd->socdev;
1907 struct snd_soc_codec *codec = socdev->card->codec;
1908 u8 infreq;
1909 u8 mode;
1910
1911 /* If the system master clock is not 26MHz, the voice PCM interface is
1912 * not avilable.
1913 */
1914 infreq = twl4030_read_reg_cache(codec, TWL4030_REG_APLL_CTL)
1915 & TWL4030_APLL_INFREQ;
1916
1917 if (infreq != TWL4030_APLL_INFREQ_26000KHZ) {
1918 printk(KERN_ERR "TWL4030 voice startup: "
1919 "MCLK is not 26MHz, call set_sysclk() on init\n");
1920 return -EINVAL;
1921 }
1922
1923 /* If the codec mode is not option2, the voice PCM interface is not
1924 * avilable.
1925 */
1926 mode = twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE)
1927 & TWL4030_OPT_MODE;
1928
1929 if (mode != TWL4030_OPTION_2) {
1930 printk(KERN_ERR "TWL4030 voice startup: "
1931 "the codec mode is not option2\n");
1932 return -EINVAL;
1933 }
1934
1935 return 0;
1936 }
1937
1938 static void twl4030_voice_shutdown(struct snd_pcm_substream *substream,
1939 struct snd_soc_dai *dai)
1940 {
1941 struct snd_soc_pcm_runtime *rtd = substream->private_data;
1942 struct snd_soc_device *socdev = rtd->socdev;
1943 struct snd_soc_codec *codec = socdev->card->codec;
1944
1945 /* Enable voice digital filters */
1946 twl4030_voice_enable(codec, substream->stream, 0);
1947 }
1948
1949 static int twl4030_voice_hw_params(struct snd_pcm_substream *substream,
1950 struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
1951 {
1952 struct snd_soc_pcm_runtime *rtd = substream->private_data;
1953 struct snd_soc_device *socdev = rtd->socdev;
1954 struct snd_soc_codec *codec = socdev->card->codec;
1955 u8 old_mode, mode;
1956
1957 /* Enable voice digital filters */
1958 twl4030_voice_enable(codec, substream->stream, 1);
1959
1960 /* bit rate */
1961 old_mode = twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE)
1962 & ~(TWL4030_CODECPDZ);
1963 mode = old_mode;
1964
1965 switch (params_rate(params)) {
1966 case 8000:
1967 mode &= ~(TWL4030_SEL_16K);
1968 break;
1969 case 16000:
1970 mode |= TWL4030_SEL_16K;
1971 break;
1972 default:
1973 printk(KERN_ERR "TWL4030 voice hw params: unknown rate %d\n",
1974 params_rate(params));
1975 return -EINVAL;
1976 }
1977
1978 if (mode != old_mode) {
1979 /* change rate and set CODECPDZ */
1980 twl4030_codec_enable(codec, 0);
1981 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
1982 twl4030_codec_enable(codec, 1);
1983 }
1984
1985 return 0;
1986 }
1987
1988 static int twl4030_voice_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1989 int clk_id, unsigned int freq, int dir)
1990 {
1991 struct snd_soc_codec *codec = codec_dai->codec;
1992 u8 infreq;
1993
1994 switch (freq) {
1995 case 26000000:
1996 infreq = TWL4030_APLL_INFREQ_26000KHZ;
1997 break;
1998 default:
1999 printk(KERN_ERR "TWL4030 voice set sysclk: unknown rate %d\n",
2000 freq);
2001 return -EINVAL;
2002 }
2003
2004 infreq |= TWL4030_APLL_EN;
2005 twl4030_write(codec, TWL4030_REG_APLL_CTL, infreq);
2006
2007 return 0;
2008 }
2009
2010 static int twl4030_voice_set_dai_fmt(struct snd_soc_dai *codec_dai,
2011 unsigned int fmt)
2012 {
2013 struct snd_soc_codec *codec = codec_dai->codec;
2014 u8 old_format, format;
2015
2016 /* get format */
2017 old_format = twl4030_read_reg_cache(codec, TWL4030_REG_VOICE_IF);
2018 format = old_format;
2019
2020 /* set master/slave audio interface */
2021 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
2022 case SND_SOC_DAIFMT_CBM_CFM:
2023 format &= ~(TWL4030_VIF_SLAVE_EN);
2024 break;
2025 case SND_SOC_DAIFMT_CBS_CFS:
2026 format |= TWL4030_VIF_SLAVE_EN;
2027 break;
2028 default:
2029 return -EINVAL;
2030 }
2031
2032 /* clock inversion */
2033 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
2034 case SND_SOC_DAIFMT_IB_NF:
2035 format &= ~(TWL4030_VIF_FORMAT);
2036 break;
2037 case SND_SOC_DAIFMT_NB_IF:
2038 format |= TWL4030_VIF_FORMAT;
2039 break;
2040 default:
2041 return -EINVAL;
2042 }
2043
2044 if (format != old_format) {
2045 /* change format and set CODECPDZ */
2046 twl4030_codec_enable(codec, 0);
2047 twl4030_write(codec, TWL4030_REG_VOICE_IF, format);
2048 twl4030_codec_enable(codec, 1);
2049 }
2050
2051 return 0;
2052 }
2053
2054 static int twl4030_voice_set_tristate(struct snd_soc_dai *dai, int tristate)
2055 {
2056 struct snd_soc_codec *codec = dai->codec;
2057 u8 reg = twl4030_read_reg_cache(codec, TWL4030_REG_VOICE_IF);
2058
2059 if (tristate)
2060 reg |= TWL4030_VIF_TRI_EN;
2061 else
2062 reg &= ~TWL4030_VIF_TRI_EN;
2063
2064 return twl4030_write(codec, TWL4030_REG_VOICE_IF, reg);
2065 }
2066
2067 #define TWL4030_RATES (SNDRV_PCM_RATE_8000_48000)
2068 #define TWL4030_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FORMAT_S24_LE)
2069
2070 static struct snd_soc_dai_ops twl4030_dai_ops = {
2071 .startup = twl4030_startup,
2072 .shutdown = twl4030_shutdown,
2073 .hw_params = twl4030_hw_params,
2074 .set_sysclk = twl4030_set_dai_sysclk,
2075 .set_fmt = twl4030_set_dai_fmt,
2076 .set_tristate = twl4030_set_tristate,
2077 };
2078
2079 static struct snd_soc_dai_ops twl4030_dai_voice_ops = {
2080 .startup = twl4030_voice_startup,
2081 .shutdown = twl4030_voice_shutdown,
2082 .hw_params = twl4030_voice_hw_params,
2083 .set_sysclk = twl4030_voice_set_dai_sysclk,
2084 .set_fmt = twl4030_voice_set_dai_fmt,
2085 .set_tristate = twl4030_voice_set_tristate,
2086 };
2087
2088 struct snd_soc_dai twl4030_dai[] = {
2089 {
2090 .name = "twl4030",
2091 .playback = {
2092 .stream_name = "HiFi Playback",
2093 .channels_min = 2,
2094 .channels_max = 4,
2095 .rates = TWL4030_RATES | SNDRV_PCM_RATE_96000,
2096 .formats = TWL4030_FORMATS,},
2097 .capture = {
2098 .stream_name = "Capture",
2099 .channels_min = 2,
2100 .channels_max = 4,
2101 .rates = TWL4030_RATES,
2102 .formats = TWL4030_FORMATS,},
2103 .ops = &twl4030_dai_ops,
2104 },
2105 {
2106 .name = "twl4030 Voice",
2107 .playback = {
2108 .stream_name = "Voice Playback",
2109 .channels_min = 1,
2110 .channels_max = 1,
2111 .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
2112 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
2113 .capture = {
2114 .stream_name = "Capture",
2115 .channels_min = 1,
2116 .channels_max = 2,
2117 .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
2118 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
2119 .ops = &twl4030_dai_voice_ops,
2120 },
2121 };
2122 EXPORT_SYMBOL_GPL(twl4030_dai);
2123
2124 static int twl4030_suspend(struct platform_device *pdev, pm_message_t state)
2125 {
2126 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
2127 struct snd_soc_codec *codec = socdev->card->codec;
2128
2129 twl4030_set_bias_level(codec, SND_SOC_BIAS_OFF);
2130
2131 return 0;
2132 }
2133
2134 static int twl4030_resume(struct platform_device *pdev)
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_STANDBY);
2140 twl4030_set_bias_level(codec, codec->suspend_bias_level);
2141 return 0;
2142 }
2143
2144 /*
2145 * initialize the driver
2146 * register the mixer and dsp interfaces with the kernel
2147 */
2148
2149 static int twl4030_init(struct snd_soc_device *socdev)
2150 {
2151 struct snd_soc_codec *codec = socdev->card->codec;
2152 struct twl4030_setup_data *setup = socdev->codec_data;
2153 struct twl4030_priv *twl4030 = codec->private_data;
2154 int ret = 0;
2155
2156 printk(KERN_INFO "TWL4030 Audio Codec init \n");
2157
2158 codec->name = "twl4030";
2159 codec->owner = THIS_MODULE;
2160 codec->read = twl4030_read_reg_cache;
2161 codec->write = twl4030_write;
2162 codec->set_bias_level = twl4030_set_bias_level;
2163 codec->dai = twl4030_dai;
2164 codec->num_dai = ARRAY_SIZE(twl4030_dai),
2165 codec->reg_cache_size = sizeof(twl4030_reg);
2166 codec->reg_cache = kmemdup(twl4030_reg, sizeof(twl4030_reg),
2167 GFP_KERNEL);
2168 if (codec->reg_cache == NULL)
2169 return -ENOMEM;
2170
2171 /* Configuration for headset ramp delay from setup data */
2172 if (setup) {
2173 unsigned char hs_pop;
2174
2175 if (setup->sysclk)
2176 twl4030->sysclk = setup->sysclk;
2177 else
2178 twl4030->sysclk = 26000;
2179
2180 hs_pop = twl4030_read_reg_cache(codec, TWL4030_REG_HS_POPN_SET);
2181 hs_pop &= ~TWL4030_RAMP_DELAY;
2182 hs_pop |= (setup->ramp_delay_value << 2);
2183 twl4030_write_reg_cache(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
2184 } else {
2185 twl4030->sysclk = 26000;
2186 }
2187
2188 /* register pcms */
2189 ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
2190 if (ret < 0) {
2191 printk(KERN_ERR "twl4030: failed to create pcms\n");
2192 goto pcm_err;
2193 }
2194
2195 twl4030_init_chip(codec);
2196
2197 /* power on device */
2198 twl4030_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
2199
2200 snd_soc_add_controls(codec, twl4030_snd_controls,
2201 ARRAY_SIZE(twl4030_snd_controls));
2202 twl4030_add_widgets(codec);
2203
2204 ret = snd_soc_init_card(socdev);
2205 if (ret < 0) {
2206 printk(KERN_ERR "twl4030: failed to register card\n");
2207 goto card_err;
2208 }
2209
2210 return ret;
2211
2212 card_err:
2213 snd_soc_free_pcms(socdev);
2214 snd_soc_dapm_free(socdev);
2215 pcm_err:
2216 kfree(codec->reg_cache);
2217 return ret;
2218 }
2219
2220 static struct snd_soc_device *twl4030_socdev;
2221
2222 static int twl4030_probe(struct platform_device *pdev)
2223 {
2224 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
2225 struct snd_soc_codec *codec;
2226 struct twl4030_priv *twl4030;
2227
2228 codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
2229 if (codec == NULL)
2230 return -ENOMEM;
2231
2232 twl4030 = kzalloc(sizeof(struct twl4030_priv), GFP_KERNEL);
2233 if (twl4030 == NULL) {
2234 kfree(codec);
2235 return -ENOMEM;
2236 }
2237
2238 codec->private_data = twl4030;
2239 socdev->card->codec = codec;
2240 mutex_init(&codec->mutex);
2241 INIT_LIST_HEAD(&codec->dapm_widgets);
2242 INIT_LIST_HEAD(&codec->dapm_paths);
2243
2244 twl4030_socdev = socdev;
2245 twl4030_init(socdev);
2246
2247 return 0;
2248 }
2249
2250 static int twl4030_remove(struct platform_device *pdev)
2251 {
2252 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
2253 struct snd_soc_codec *codec = socdev->card->codec;
2254
2255 printk(KERN_INFO "TWL4030 Audio Codec remove\n");
2256 twl4030_set_bias_level(codec, SND_SOC_BIAS_OFF);
2257 snd_soc_free_pcms(socdev);
2258 snd_soc_dapm_free(socdev);
2259 kfree(codec->private_data);
2260 kfree(codec);
2261
2262 return 0;
2263 }
2264
2265 struct snd_soc_codec_device soc_codec_dev_twl4030 = {
2266 .probe = twl4030_probe,
2267 .remove = twl4030_remove,
2268 .suspend = twl4030_suspend,
2269 .resume = twl4030_resume,
2270 };
2271 EXPORT_SYMBOL_GPL(soc_codec_dev_twl4030);
2272
2273 static int __init twl4030_modinit(void)
2274 {
2275 return snd_soc_register_dais(&twl4030_dai[0], ARRAY_SIZE(twl4030_dai));
2276 }
2277 module_init(twl4030_modinit);
2278
2279 static void __exit twl4030_exit(void)
2280 {
2281 snd_soc_unregister_dais(&twl4030_dai[0], ARRAY_SIZE(twl4030_dai));
2282 }
2283 module_exit(twl4030_exit);
2284
2285 MODULE_DESCRIPTION("ASoC TWL4030 codec driver");
2286 MODULE_AUTHOR("Steve Sakoman");
2287 MODULE_LICENSE("GPL");
Linux for Ginger Game Console