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x86/speculation/mds: Fix documentation typo
[linux/fpc-iii.git] / sound / soc / codecs / mc13783.c
blob4fd8d1dc4eefca8624f33819706de3fc79996eb1
1 /*
2 * Copyright 2008 Juergen Beisert, kernel@pengutronix.de
3 * Copyright 2009 Sascha Hauer, s.hauer@pengutronix.de
4 * Copyright 2012 Philippe Retornaz, philippe.retornaz@epfl.ch
5 *
6 * Initial development of this code was funded by
7 * Phytec Messtechnik GmbH, http://www.phytec.de
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * as published by the Free Software Foundation; either version 2
12 * of the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
21 * MA 02110-1301, USA.
22 */
23 #include <linux/module.h>
24 #include <linux/device.h>
25 #include <linux/of.h>
26 #include <linux/mfd/mc13xxx.h>
27 #include <linux/slab.h>
28 #include <sound/core.h>
29 #include <sound/control.h>
30 #include <sound/pcm.h>
31 #include <sound/soc.h>
32 #include <sound/initval.h>
33 #include <sound/soc-dapm.h>
34 #include <linux/regmap.h>
35
36 #include "mc13783.h"
37
38 #define AUDIO_RX0_ALSPEN (1 << 5)
39 #define AUDIO_RX0_ALSPSEL (1 << 7)
40 #define AUDIO_RX0_ADDCDC (1 << 21)
41 #define AUDIO_RX0_ADDSTDC (1 << 22)
42 #define AUDIO_RX0_ADDRXIN (1 << 23)
43
44 #define AUDIO_RX1_PGARXEN (1 << 0);
45 #define AUDIO_RX1_PGASTEN (1 << 5)
46 #define AUDIO_RX1_ARXINEN (1 << 10)
47
48 #define AUDIO_TX_AMC1REN (1 << 5)
49 #define AUDIO_TX_AMC1LEN (1 << 7)
50 #define AUDIO_TX_AMC2EN (1 << 9)
51 #define AUDIO_TX_ATXINEN (1 << 11)
52 #define AUDIO_TX_RXINREC (1 << 13)
53
54 #define SSI_NETWORK_CDCTXRXSLOT(x) (((x) & 0x3) << 2)
55 #define SSI_NETWORK_CDCTXSECSLOT(x) (((x) & 0x3) << 4)
56 #define SSI_NETWORK_CDCRXSECSLOT(x) (((x) & 0x3) << 6)
57 #define SSI_NETWORK_CDCRXSECGAIN(x) (((x) & 0x3) << 8)
58 #define SSI_NETWORK_CDCSUMGAIN(x) (1 << 10)
59 #define SSI_NETWORK_CDCFSDLY(x) (1 << 11)
60 #define SSI_NETWORK_DAC_SLOTS_8 (1 << 12)
61 #define SSI_NETWORK_DAC_SLOTS_4 (2 << 12)
62 #define SSI_NETWORK_DAC_SLOTS_2 (3 << 12)
63 #define SSI_NETWORK_DAC_SLOT_MASK (3 << 12)
64 #define SSI_NETWORK_DAC_RXSLOT_0_1 (0 << 14)
65 #define SSI_NETWORK_DAC_RXSLOT_2_3 (1 << 14)
66 #define SSI_NETWORK_DAC_RXSLOT_4_5 (2 << 14)
67 #define SSI_NETWORK_DAC_RXSLOT_6_7 (3 << 14)
68 #define SSI_NETWORK_DAC_RXSLOT_MASK (3 << 14)
69 #define SSI_NETWORK_STDCRXSECSLOT(x) (((x) & 0x3) << 16)
70 #define SSI_NETWORK_STDCRXSECGAIN(x) (((x) & 0x3) << 18)
71 #define SSI_NETWORK_STDCSUMGAIN (1 << 20)
72
73 /*
74 * MC13783_AUDIO_CODEC and MC13783_AUDIO_DAC mostly share the same
75 * register layout
76 */
77 #define AUDIO_SSI_SEL (1 << 0)
78 #define AUDIO_CLK_SEL (1 << 1)
79 #define AUDIO_CSM (1 << 2)
80 #define AUDIO_BCL_INV (1 << 3)
81 #define AUDIO_CFS_INV (1 << 4)
82 #define AUDIO_CFS(x) (((x) & 0x3) << 5)
83 #define AUDIO_CLK(x) (((x) & 0x7) << 7)
84 #define AUDIO_C_EN (1 << 11)
85 #define AUDIO_C_CLK_EN (1 << 12)
86 #define AUDIO_C_RESET (1 << 15)
87
88 #define AUDIO_CODEC_CDCFS8K16K (1 << 10)
89 #define AUDIO_DAC_CFS_DLY_B (1 << 10)
90
91 struct mc13783_priv {
92 struct mc13xxx *mc13xxx;
93 struct regmap *regmap;
94
95 enum mc13783_ssi_port adc_ssi_port;
96 enum mc13783_ssi_port dac_ssi_port;
97 };
98
99 /* Mapping between sample rates and register value */
100 static unsigned int mc13783_rates[] = {
101 8000, 11025, 12000, 16000,
102 22050, 24000, 32000, 44100,
103 48000, 64000, 96000
104 };
105
106 static int mc13783_pcm_hw_params_dac(struct snd_pcm_substream *substream,
107 struct snd_pcm_hw_params *params,
108 struct snd_soc_dai *dai)
109 {
110 struct snd_soc_codec *codec = dai->codec;
111 unsigned int rate = params_rate(params);
112 int i;
113
114 for (i = 0; i < ARRAY_SIZE(mc13783_rates); i++) {
115 if (rate == mc13783_rates[i]) {
116 snd_soc_update_bits(codec, MC13783_AUDIO_DAC,
117 0xf << 17, i << 17);
118 return 0;
119 }
120 }
121
122 return -EINVAL;
123 }
124
125 static int mc13783_pcm_hw_params_codec(struct snd_pcm_substream *substream,
126 struct snd_pcm_hw_params *params,
127 struct snd_soc_dai *dai)
128 {
129 struct snd_soc_codec *codec = dai->codec;
130 unsigned int rate = params_rate(params);
131 unsigned int val;
132
133 switch (rate) {
134 case 8000:
135 val = 0;
136 break;
137 case 16000:
138 val = AUDIO_CODEC_CDCFS8K16K;
139 break;
140 default:
141 return -EINVAL;
142 }
143
144 snd_soc_update_bits(codec, MC13783_AUDIO_CODEC, AUDIO_CODEC_CDCFS8K16K,
145 val);
146
147 return 0;
148 }
149
150 static int mc13783_pcm_hw_params_sync(struct snd_pcm_substream *substream,
151 struct snd_pcm_hw_params *params,
152 struct snd_soc_dai *dai)
153 {
154 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
155 return mc13783_pcm_hw_params_dac(substream, params, dai);
156 else
157 return mc13783_pcm_hw_params_codec(substream, params, dai);
158 }
159
160 static int mc13783_set_fmt(struct snd_soc_dai *dai, unsigned int fmt,
161 unsigned int reg)
162 {
163 struct snd_soc_codec *codec = dai->codec;
164 unsigned int val = 0;
165 unsigned int mask = AUDIO_CFS(3) | AUDIO_BCL_INV | AUDIO_CFS_INV |
166 AUDIO_CSM | AUDIO_C_CLK_EN | AUDIO_C_RESET;
167
168
169 /* DAI mode */
170 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
171 case SND_SOC_DAIFMT_I2S:
172 val |= AUDIO_CFS(2);
173 break;
174 case SND_SOC_DAIFMT_DSP_A:
175 val |= AUDIO_CFS(1);
176 break;
177 default:
178 return -EINVAL;
179 }
180
181 /* DAI clock inversion */
182 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
183 case SND_SOC_DAIFMT_NB_NF:
184 val |= AUDIO_BCL_INV;
185 break;
186 case SND_SOC_DAIFMT_NB_IF:
187 val |= AUDIO_BCL_INV | AUDIO_CFS_INV;
188 break;
189 case SND_SOC_DAIFMT_IB_NF:
190 break;
191 case SND_SOC_DAIFMT_IB_IF:
192 val |= AUDIO_CFS_INV;
193 break;
194 }
195
196 /* DAI clock master masks */
197 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
198 case SND_SOC_DAIFMT_CBM_CFM:
199 val |= AUDIO_C_CLK_EN;
200 break;
201 case SND_SOC_DAIFMT_CBS_CFS:
202 val |= AUDIO_CSM;
203 break;
204 case SND_SOC_DAIFMT_CBM_CFS:
205 case SND_SOC_DAIFMT_CBS_CFM:
206 return -EINVAL;
207 }
208
209 val |= AUDIO_C_RESET;
210
211 snd_soc_update_bits(codec, reg, mask, val);
212
213 return 0;
214 }
215
216 static int mc13783_set_fmt_async(struct snd_soc_dai *dai, unsigned int fmt)
217 {
218 if (dai->id == MC13783_ID_STEREO_DAC)
219 return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC);
220 else
221 return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC);
222 }
223
224 static int mc13783_set_fmt_sync(struct snd_soc_dai *dai, unsigned int fmt)
225 {
226 int ret;
227
228 ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC);
229 if (ret)
230 return ret;
231
232 /*
233 * In synchronous mode force the voice codec into slave mode
234 * so that the clock / framesync from the stereo DAC is used
235 */
236 fmt &= ~SND_SOC_DAIFMT_MASTER_MASK;
237 fmt |= SND_SOC_DAIFMT_CBS_CFS;
238 ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC);
239
240 return ret;
241 }
242
243 static int mc13783_sysclk[] = {
244 13000000,
245 15360000,
246 16800000,
247 -1,
248 26000000,
249 -1, /* 12000000, invalid for voice codec */
250 -1, /* 3686400, invalid for voice codec */
251 33600000,
252 };
253
254 static int mc13783_set_sysclk(struct snd_soc_dai *dai,
255 int clk_id, unsigned int freq, int dir,
256 unsigned int reg)
257 {
258 struct snd_soc_codec *codec = dai->codec;
259 int clk;
260 unsigned int val = 0;
261 unsigned int mask = AUDIO_CLK(0x7) | AUDIO_CLK_SEL;
262
263 for (clk = 0; clk < ARRAY_SIZE(mc13783_sysclk); clk++) {
264 if (mc13783_sysclk[clk] < 0)
265 continue;
266 if (mc13783_sysclk[clk] == freq)
267 break;
268 }
269
270 if (clk == ARRAY_SIZE(mc13783_sysclk))
271 return -EINVAL;
272
273 if (clk_id == MC13783_CLK_CLIB)
274 val |= AUDIO_CLK_SEL;
275
276 val |= AUDIO_CLK(clk);
277
278 snd_soc_update_bits(codec, reg, mask, val);
279
280 return 0;
281 }
282
283 static int mc13783_set_sysclk_dac(struct snd_soc_dai *dai,
284 int clk_id, unsigned int freq, int dir)
285 {
286 return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC);
287 }
288
289 static int mc13783_set_sysclk_codec(struct snd_soc_dai *dai,
290 int clk_id, unsigned int freq, int dir)
291 {
292 return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC);
293 }
294
295 static int mc13783_set_sysclk_sync(struct snd_soc_dai *dai,
296 int clk_id, unsigned int freq, int dir)
297 {
298 int ret;
299
300 ret = mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC);
301 if (ret)
302 return ret;
303
304 return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC);
305 }
306
307 static int mc13783_set_tdm_slot_dac(struct snd_soc_dai *dai,
308 unsigned int tx_mask, unsigned int rx_mask, int slots,
309 int slot_width)
310 {
311 struct snd_soc_codec *codec = dai->codec;
312 unsigned int val = 0;
313 unsigned int mask = SSI_NETWORK_DAC_SLOT_MASK |
314 SSI_NETWORK_DAC_RXSLOT_MASK;
315
316 switch (slots) {
317 case 2:
318 val |= SSI_NETWORK_DAC_SLOTS_2;
319 break;
320 case 4:
321 val |= SSI_NETWORK_DAC_SLOTS_4;
322 break;
323 case 8:
324 val |= SSI_NETWORK_DAC_SLOTS_8;
325 break;
326 default:
327 return -EINVAL;
328 }
329
330 switch (rx_mask) {
331 case 0x03:
332 val |= SSI_NETWORK_DAC_RXSLOT_0_1;
333 break;
334 case 0x0c:
335 val |= SSI_NETWORK_DAC_RXSLOT_2_3;
336 break;
337 case 0x30:
338 val |= SSI_NETWORK_DAC_RXSLOT_4_5;
339 break;
340 case 0xc0:
341 val |= SSI_NETWORK_DAC_RXSLOT_6_7;
342 break;
343 default:
344 return -EINVAL;
345 }
346
347 snd_soc_update_bits(codec, MC13783_SSI_NETWORK, mask, val);
348
349 return 0;
350 }
351
352 static int mc13783_set_tdm_slot_codec(struct snd_soc_dai *dai,
353 unsigned int tx_mask, unsigned int rx_mask, int slots,
354 int slot_width)
355 {
356 struct snd_soc_codec *codec = dai->codec;
357 unsigned int val = 0;
358 unsigned int mask = 0x3f;
359
360 if (slots != 4)
361 return -EINVAL;
362
363 if (tx_mask != 0x3)
364 return -EINVAL;
365
366 val |= (0x00 << 2); /* primary timeslot RX/TX(?) is 0 */
367 val |= (0x01 << 4); /* secondary timeslot TX is 1 */
368
369 snd_soc_update_bits(codec, MC13783_SSI_NETWORK, mask, val);
370
371 return 0;
372 }
373
374 static int mc13783_set_tdm_slot_sync(struct snd_soc_dai *dai,
375 unsigned int tx_mask, unsigned int rx_mask, int slots,
376 int slot_width)
377 {
378 int ret;
379
380 ret = mc13783_set_tdm_slot_dac(dai, tx_mask, rx_mask, slots,
381 slot_width);
382 if (ret)
383 return ret;
384
385 ret = mc13783_set_tdm_slot_codec(dai, tx_mask, rx_mask, slots,
386 slot_width);
387
388 return ret;
389 }
390
391 static const struct snd_kcontrol_new mc1l_amp_ctl =
392 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 7, 1, 0);
393
394 static const struct snd_kcontrol_new mc1r_amp_ctl =
395 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 5, 1, 0);
396
397 static const struct snd_kcontrol_new mc2_amp_ctl =
398 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 9, 1, 0);
399
400 static const struct snd_kcontrol_new atx_amp_ctl =
401 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 11, 1, 0);
402
403
404 /* Virtual mux. The chip does the input selection automatically
405 * as soon as we enable one input. */
406 static const char * const adcl_enum_text[] = {
407 "MC1L", "RXINL",
408 };
409
410 static SOC_ENUM_SINGLE_VIRT_DECL(adcl_enum, adcl_enum_text);
411
412 static const struct snd_kcontrol_new left_input_mux =
413 SOC_DAPM_ENUM("Route", adcl_enum);
414
415 static const char * const adcr_enum_text[] = {
416 "MC1R", "MC2", "RXINR", "TXIN",
417 };
418
419 static SOC_ENUM_SINGLE_VIRT_DECL(adcr_enum, adcr_enum_text);
420
421 static const struct snd_kcontrol_new right_input_mux =
422 SOC_DAPM_ENUM("Route", adcr_enum);
423
424 static const struct snd_kcontrol_new samp_ctl =
425 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 3, 1, 0);
426
427 static const char * const speaker_amp_source_text[] = {
428 "CODEC", "Right"
429 };
430 static SOC_ENUM_SINGLE_DECL(speaker_amp_source, MC13783_AUDIO_RX0, 4,
431 speaker_amp_source_text);
432 static const struct snd_kcontrol_new speaker_amp_source_mux =
433 SOC_DAPM_ENUM("Speaker Amp Source MUX", speaker_amp_source);
434
435 static const char * const headset_amp_source_text[] = {
436 "CODEC", "Mixer"
437 };
438
439 static SOC_ENUM_SINGLE_DECL(headset_amp_source, MC13783_AUDIO_RX0, 11,
440 headset_amp_source_text);
441 static const struct snd_kcontrol_new headset_amp_source_mux =
442 SOC_DAPM_ENUM("Headset Amp Source MUX", headset_amp_source);
443
444 static const struct snd_kcontrol_new cdcout_ctl =
445 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 18, 1, 0);
446
447 static const struct snd_kcontrol_new adc_bypass_ctl =
448 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_CODEC, 16, 1, 0);
449
450 static const struct snd_kcontrol_new lamp_ctl =
451 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 5, 1, 0);
452
453 static const struct snd_kcontrol_new hlamp_ctl =
454 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 10, 1, 0);
455
456 static const struct snd_kcontrol_new hramp_ctl =
457 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 9, 1, 0);
458
459 static const struct snd_kcontrol_new llamp_ctl =
460 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 16, 1, 0);
461
462 static const struct snd_kcontrol_new lramp_ctl =
463 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 15, 1, 0);
464
465 static const struct snd_soc_dapm_widget mc13783_dapm_widgets[] = {
466 /* Input */
467 SND_SOC_DAPM_INPUT("MC1LIN"),
468 SND_SOC_DAPM_INPUT("MC1RIN"),
469 SND_SOC_DAPM_INPUT("MC2IN"),
470 SND_SOC_DAPM_INPUT("RXINR"),
471 SND_SOC_DAPM_INPUT("RXINL"),
472 SND_SOC_DAPM_INPUT("TXIN"),
473
474 SND_SOC_DAPM_SUPPLY("MC1 Bias", MC13783_AUDIO_TX, 0, 0, NULL, 0),
475 SND_SOC_DAPM_SUPPLY("MC2 Bias", MC13783_AUDIO_TX, 1, 0, NULL, 0),
476
477 SND_SOC_DAPM_SWITCH("MC1L Amp", MC13783_AUDIO_TX, 7, 0, &mc1l_amp_ctl),
478 SND_SOC_DAPM_SWITCH("MC1R Amp", MC13783_AUDIO_TX, 5, 0, &mc1r_amp_ctl),
479 SND_SOC_DAPM_SWITCH("MC2 Amp", MC13783_AUDIO_TX, 9, 0, &mc2_amp_ctl),
480 SND_SOC_DAPM_SWITCH("TXIN Amp", MC13783_AUDIO_TX, 11, 0, &atx_amp_ctl),
481
482 SND_SOC_DAPM_MUX("PGA Left Input Mux", SND_SOC_NOPM, 0, 0,
483 &left_input_mux),
484 SND_SOC_DAPM_MUX("PGA Right Input Mux", SND_SOC_NOPM, 0, 0,
485 &right_input_mux),
486
487 SND_SOC_DAPM_MUX("Speaker Amp Source MUX", SND_SOC_NOPM, 0, 0,
488 &speaker_amp_source_mux),
489
490 SND_SOC_DAPM_MUX("Headset Amp Source MUX", SND_SOC_NOPM, 0, 0,
491 &headset_amp_source_mux),
492
493 SND_SOC_DAPM_PGA("PGA Left Input", SND_SOC_NOPM, 0, 0, NULL, 0),
494 SND_SOC_DAPM_PGA("PGA Right Input", SND_SOC_NOPM, 0, 0, NULL, 0),
495
496 SND_SOC_DAPM_ADC("ADC", "Capture", MC13783_AUDIO_CODEC, 11, 0),
497 SND_SOC_DAPM_SUPPLY("ADC_Reset", MC13783_AUDIO_CODEC, 15, 0, NULL, 0),
498
499 SND_SOC_DAPM_PGA("Voice CODEC PGA", MC13783_AUDIO_RX1, 0, 0, NULL, 0),
500 SND_SOC_DAPM_SWITCH("Voice CODEC Bypass", MC13783_AUDIO_CODEC, 16, 0,
501 &adc_bypass_ctl),
502
503 /* Output */
504 SND_SOC_DAPM_SUPPLY("DAC_E", MC13783_AUDIO_DAC, 11, 0, NULL, 0),
505 SND_SOC_DAPM_SUPPLY("DAC_Reset", MC13783_AUDIO_DAC, 15, 0, NULL, 0),
506 SND_SOC_DAPM_OUTPUT("RXOUTL"),
507 SND_SOC_DAPM_OUTPUT("RXOUTR"),
508 SND_SOC_DAPM_OUTPUT("HSL"),
509 SND_SOC_DAPM_OUTPUT("HSR"),
510 SND_SOC_DAPM_OUTPUT("LSPL"),
511 SND_SOC_DAPM_OUTPUT("LSP"),
512 SND_SOC_DAPM_OUTPUT("SP"),
513 SND_SOC_DAPM_OUTPUT("CDCOUT"),
514
515 SND_SOC_DAPM_SWITCH("CDCOUT Switch", MC13783_AUDIO_RX0, 18, 0,
516 &cdcout_ctl),
517 SND_SOC_DAPM_SWITCH("Speaker Amp Switch", MC13783_AUDIO_RX0, 3, 0,
518 &samp_ctl),
519 SND_SOC_DAPM_SWITCH("Loudspeaker Amp", SND_SOC_NOPM, 0, 0, &lamp_ctl),
520 SND_SOC_DAPM_SWITCH("Headset Amp Left", MC13783_AUDIO_RX0, 10, 0,
521 &hlamp_ctl),
522 SND_SOC_DAPM_SWITCH("Headset Amp Right", MC13783_AUDIO_RX0, 9, 0,
523 &hramp_ctl),
524 SND_SOC_DAPM_SWITCH("Line out Amp Left", MC13783_AUDIO_RX0, 16, 0,
525 &llamp_ctl),
526 SND_SOC_DAPM_SWITCH("Line out Amp Right", MC13783_AUDIO_RX0, 15, 0,
527 &lramp_ctl),
528 SND_SOC_DAPM_DAC("DAC", "Playback", MC13783_AUDIO_RX0, 22, 0),
529 SND_SOC_DAPM_PGA("DAC PGA", MC13783_AUDIO_RX1, 5, 0, NULL, 0),
530 };
531
532 static struct snd_soc_dapm_route mc13783_routes[] = {
533 /* Input */
534 { "MC1L Amp", NULL, "MC1LIN"},
535 { "MC1R Amp", NULL, "MC1RIN" },
536 { "MC2 Amp", NULL, "MC2IN" },
537 { "TXIN Amp", NULL, "TXIN"},
538
539 { "PGA Left Input Mux", "MC1L", "MC1L Amp" },
540 { "PGA Left Input Mux", "RXINL", "RXINL"},
541 { "PGA Right Input Mux", "MC1R", "MC1R Amp" },
542 { "PGA Right Input Mux", "MC2", "MC2 Amp"},
543 { "PGA Right Input Mux", "TXIN", "TXIN Amp"},
544 { "PGA Right Input Mux", "RXINR", "RXINR"},
545
546 { "PGA Left Input", NULL, "PGA Left Input Mux"},
547 { "PGA Right Input", NULL, "PGA Right Input Mux"},
548
549 { "ADC", NULL, "PGA Left Input"},
550 { "ADC", NULL, "PGA Right Input"},
551 { "ADC", NULL, "ADC_Reset"},
552
553 { "Voice CODEC PGA", "Voice CODEC Bypass", "ADC" },
554
555 { "Speaker Amp Source MUX", "CODEC", "Voice CODEC PGA"},
556 { "Speaker Amp Source MUX", "Right", "DAC PGA"},
557
558 { "Headset Amp Source MUX", "CODEC", "Voice CODEC PGA"},
559 { "Headset Amp Source MUX", "Mixer", "DAC PGA"},
560
561 /* Output */
562 { "HSL", NULL, "Headset Amp Left" },
563 { "HSR", NULL, "Headset Amp Right"},
564 { "RXOUTL", NULL, "Line out Amp Left"},
565 { "RXOUTR", NULL, "Line out Amp Right"},
566 { "SP", "Speaker Amp Switch", "Speaker Amp Source MUX"},
567 { "LSP", "Loudspeaker Amp", "Speaker Amp Source MUX"},
568 { "HSL", "Headset Amp Left", "Headset Amp Source MUX"},
569 { "HSR", "Headset Amp Right", "Headset Amp Source MUX"},
570 { "Line out Amp Left", NULL, "DAC PGA"},
571 { "Line out Amp Right", NULL, "DAC PGA"},
572 { "DAC PGA", NULL, "DAC"},
573 { "DAC", NULL, "DAC_E"},
574 { "CDCOUT", "CDCOUT Switch", "Voice CODEC PGA"},
575 };
576
577 static const char * const mc13783_3d_mixer[] = {"Stereo", "Phase Mix",
578 "Mono", "Mono Mix"};
579
580 static SOC_ENUM_SINGLE_DECL(mc13783_enum_3d_mixer,
581 MC13783_AUDIO_RX1, 16,
582 mc13783_3d_mixer);
583
584 static struct snd_kcontrol_new mc13783_control_list[] = {
585 SOC_SINGLE("Loudspeaker enable", MC13783_AUDIO_RX0, 5, 1, 0),
586 SOC_SINGLE("PCM Playback Volume", MC13783_AUDIO_RX1, 6, 15, 0),
587 SOC_SINGLE("PCM Playback Switch", MC13783_AUDIO_RX1, 5, 1, 0),
588 SOC_DOUBLE("PCM Capture Volume", MC13783_AUDIO_TX, 19, 14, 31, 0),
589 SOC_ENUM("3D Control", mc13783_enum_3d_mixer),
590
591 SOC_SINGLE("CDCOUT Switch", MC13783_AUDIO_RX0, 18, 1, 0),
592 SOC_SINGLE("Earpiece Amp Switch", MC13783_AUDIO_RX0, 3, 1, 0),
593 SOC_DOUBLE("Headset Amp Switch", MC13783_AUDIO_RX0, 10, 9, 1, 0),
594 SOC_DOUBLE("Line out Amp Switch", MC13783_AUDIO_RX0, 16, 15, 1, 0),
595
596 SOC_SINGLE("PCM Capture Mixin Switch", MC13783_AUDIO_RX0, 22, 1, 0),
597 SOC_SINGLE("Line in Capture Mixin Switch", MC13783_AUDIO_RX0, 23, 1, 0),
598
599 SOC_SINGLE("CODEC Capture Volume", MC13783_AUDIO_RX1, 1, 15, 0),
600 SOC_SINGLE("CODEC Capture Mixin Switch", MC13783_AUDIO_RX0, 21, 1, 0),
601
602 SOC_SINGLE("Line in Capture Volume", MC13783_AUDIO_RX1, 12, 15, 0),
603 SOC_SINGLE("Line in Capture Switch", MC13783_AUDIO_RX1, 10, 1, 0),
604
605 SOC_SINGLE("MC1 Capture Bias Switch", MC13783_AUDIO_TX, 0, 1, 0),
606 SOC_SINGLE("MC2 Capture Bias Switch", MC13783_AUDIO_TX, 1, 1, 0),
607 };
608
609 static int mc13783_probe(struct snd_soc_codec *codec)
610 {
611 struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
612
613 /* these are the reset values */
614 mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX0, 0x25893);
615 mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX1, 0x00d35A);
616 mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_TX, 0x420000);
617 mc13xxx_reg_write(priv->mc13xxx, MC13783_SSI_NETWORK, 0x013060);
618 mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_CODEC, 0x180027);
619 mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_DAC, 0x0e0004);
620
621 if (priv->adc_ssi_port == MC13783_SSI1_PORT)
622 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC,
623 AUDIO_SSI_SEL, 0);
624 else
625 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC,
626 AUDIO_SSI_SEL, AUDIO_SSI_SEL);
627
628 if (priv->dac_ssi_port == MC13783_SSI1_PORT)
629 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC,
630 AUDIO_SSI_SEL, 0);
631 else
632 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC,
633 AUDIO_SSI_SEL, AUDIO_SSI_SEL);
634
635 return 0;
636 }
637
638 static int mc13783_remove(struct snd_soc_codec *codec)
639 {
640 struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
641
642 /* Make sure VAUDIOON is off */
643 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_RX0, 0x3, 0);
644
645 return 0;
646 }
647
648 #define MC13783_RATES_RECORD (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000)
649
650 #define MC13783_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
651 SNDRV_PCM_FMTBIT_S24_LE)
652
653 static const struct snd_soc_dai_ops mc13783_ops_dac = {
654 .hw_params = mc13783_pcm_hw_params_dac,
655 .set_fmt = mc13783_set_fmt_async,
656 .set_sysclk = mc13783_set_sysclk_dac,
657 .set_tdm_slot = mc13783_set_tdm_slot_dac,
658 };
659
660 static const struct snd_soc_dai_ops mc13783_ops_codec = {
661 .hw_params = mc13783_pcm_hw_params_codec,
662 .set_fmt = mc13783_set_fmt_async,
663 .set_sysclk = mc13783_set_sysclk_codec,
664 .set_tdm_slot = mc13783_set_tdm_slot_codec,
665 };
666
667 /*
668 * The mc13783 has two SSI ports, both of them can be routed either
669 * to the voice codec or the stereo DAC. When two different SSI ports
670 * are used for the voice codec and the stereo DAC we can do different
671 * formats and sysclock settings for playback and capture
672 * (mc13783-hifi-playback and mc13783-hifi-capture). Using the same port
673 * forces us to use symmetric rates (mc13783-hifi).
674 */
675 static struct snd_soc_dai_driver mc13783_dai_async[] = {
676 {
677 .name = "mc13783-hifi-playback",
678 .id = MC13783_ID_STEREO_DAC,
679 .playback = {
680 .stream_name = "Playback",
681 .channels_min = 2,
682 .channels_max = 2,
683 .rates = SNDRV_PCM_RATE_8000_96000,
684 .formats = MC13783_FORMATS,
685 },
686 .ops = &mc13783_ops_dac,
687 }, {
688 .name = "mc13783-hifi-capture",
689 .id = MC13783_ID_STEREO_CODEC,
690 .capture = {
691 .stream_name = "Capture",
692 .channels_min = 2,
693 .channels_max = 2,
694 .rates = MC13783_RATES_RECORD,
695 .formats = MC13783_FORMATS,
696 },
697 .ops = &mc13783_ops_codec,
698 },
699 };
700
701 static const struct snd_soc_dai_ops mc13783_ops_sync = {
702 .hw_params = mc13783_pcm_hw_params_sync,
703 .set_fmt = mc13783_set_fmt_sync,
704 .set_sysclk = mc13783_set_sysclk_sync,
705 .set_tdm_slot = mc13783_set_tdm_slot_sync,
706 };
707
708 static struct snd_soc_dai_driver mc13783_dai_sync[] = {
709 {
710 .name = "mc13783-hifi",
711 .id = MC13783_ID_SYNC,
712 .playback = {
713 .stream_name = "Playback",
714 .channels_min = 2,
715 .channels_max = 2,
716 .rates = SNDRV_PCM_RATE_8000_96000,
717 .formats = MC13783_FORMATS,
718 },
719 .capture = {
720 .stream_name = "Capture",
721 .channels_min = 2,
722 .channels_max = 2,
723 .rates = MC13783_RATES_RECORD,
724 .formats = MC13783_FORMATS,
725 },
726 .ops = &mc13783_ops_sync,
727 .symmetric_rates = 1,
728 }
729 };
730
731 static struct regmap *mc13783_get_regmap(struct device *dev)
732 {
733 return dev_get_regmap(dev->parent, NULL);
734 }
735
736 static const struct snd_soc_codec_driver soc_codec_dev_mc13783 = {
737 .probe = mc13783_probe,
738 .remove = mc13783_remove,
739 .get_regmap = mc13783_get_regmap,
740 .component_driver = {
741 .controls = mc13783_control_list,
742 .num_controls = ARRAY_SIZE(mc13783_control_list),
743 .dapm_widgets = mc13783_dapm_widgets,
744 .num_dapm_widgets = ARRAY_SIZE(mc13783_dapm_widgets),
745 .dapm_routes = mc13783_routes,
746 .num_dapm_routes = ARRAY_SIZE(mc13783_routes),
747 },
748 };
749
750 static int __init mc13783_codec_probe(struct platform_device *pdev)
751 {
752 struct mc13783_priv *priv;
753 struct mc13xxx_codec_platform_data *pdata = pdev->dev.platform_data;
754 struct device_node *np;
755 int ret;
756
757 priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
758 if (!priv)
759 return -ENOMEM;
760
761 if (pdata) {
762 priv->adc_ssi_port = pdata->adc_ssi_port;
763 priv->dac_ssi_port = pdata->dac_ssi_port;
764 } else {
765 np = of_get_child_by_name(pdev->dev.parent->of_node, "codec");
766 if (!np)
767 return -ENOSYS;
768
769 ret = of_property_read_u32(np, "adc-port", &priv->adc_ssi_port);
770 if (ret) {
771 of_node_put(np);
772 return ret;
773 }
774
775 ret = of_property_read_u32(np, "dac-port", &priv->dac_ssi_port);
776 if (ret) {
777 of_node_put(np);
778 return ret;
779 }
780
781 of_node_put(np);
782 }
783
784 dev_set_drvdata(&pdev->dev, priv);
785 priv->mc13xxx = dev_get_drvdata(pdev->dev.parent);
786
787 if (priv->adc_ssi_port == priv->dac_ssi_port)
788 ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783,
789 mc13783_dai_sync, ARRAY_SIZE(mc13783_dai_sync));
790 else
791 ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783,
792 mc13783_dai_async, ARRAY_SIZE(mc13783_dai_async));
793
794 return ret;
795 }
796
797 static int mc13783_codec_remove(struct platform_device *pdev)
798 {
799 snd_soc_unregister_codec(&pdev->dev);
800
801 return 0;
802 }
803
804 static struct platform_driver mc13783_codec_driver = {
805 .driver = {
806 .name = "mc13783-codec",
807 },
808 .remove = mc13783_codec_remove,
809 };
810 module_platform_driver_probe(mc13783_codec_driver, mc13783_codec_probe);
811
812 MODULE_DESCRIPTION("ASoC MC13783 driver");
813 MODULE_AUTHOR("Sascha Hauer, Pengutronix <s.hauer@pengutronix.de>");
814 MODULE_AUTHOR("Philippe Retornaz <philippe.retornaz@epfl.ch>");
815 MODULE_LICENSE("GPL");
Linux with added FPC-III support