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8b908b86 PR |
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/mfd/mc13xxx.h> | |
26 | #include <linux/slab.h> | |
27 | #include <sound/core.h> | |
28 | #include <sound/control.h> | |
29 | #include <sound/pcm.h> | |
30 | #include <sound/soc.h> | |
31 | #include <sound/initval.h> | |
32 | #include <sound/soc-dapm.h> | |
33 | ||
34 | #include "mc13783.h" | |
35 | ||
36 | #define MC13783_AUDIO_RX0 36 | |
37 | #define MC13783_AUDIO_RX1 37 | |
38 | #define MC13783_AUDIO_TX 38 | |
39 | #define MC13783_SSI_NETWORK 39 | |
40 | #define MC13783_AUDIO_CODEC 40 | |
41 | #define MC13783_AUDIO_DAC 41 | |
42 | ||
43 | #define AUDIO_RX0_ALSPEN (1 << 5) | |
44 | #define AUDIO_RX0_ALSPSEL (1 << 7) | |
45 | #define AUDIO_RX0_ADDCDC (1 << 21) | |
46 | #define AUDIO_RX0_ADDSTDC (1 << 22) | |
47 | #define AUDIO_RX0_ADDRXIN (1 << 23) | |
48 | ||
49 | #define AUDIO_RX1_PGARXEN (1 << 0); | |
50 | #define AUDIO_RX1_PGASTEN (1 << 5) | |
51 | #define AUDIO_RX1_ARXINEN (1 << 10) | |
52 | ||
53 | #define AUDIO_TX_AMC1REN (1 << 5) | |
54 | #define AUDIO_TX_AMC1LEN (1 << 7) | |
55 | #define AUDIO_TX_AMC2EN (1 << 9) | |
56 | #define AUDIO_TX_ATXINEN (1 << 11) | |
57 | #define AUDIO_TX_RXINREC (1 << 13) | |
58 | ||
59 | #define SSI_NETWORK_CDCTXRXSLOT(x) (((x) & 0x3) << 2) | |
60 | #define SSI_NETWORK_CDCTXSECSLOT(x) (((x) & 0x3) << 4) | |
61 | #define SSI_NETWORK_CDCRXSECSLOT(x) (((x) & 0x3) << 6) | |
62 | #define SSI_NETWORK_CDCRXSECGAIN(x) (((x) & 0x3) << 8) | |
63 | #define SSI_NETWORK_CDCSUMGAIN(x) (1 << 10) | |
64 | #define SSI_NETWORK_CDCFSDLY(x) (1 << 11) | |
65 | #define SSI_NETWORK_DAC_SLOTS_8 (1 << 12) | |
66 | #define SSI_NETWORK_DAC_SLOTS_4 (2 << 12) | |
67 | #define SSI_NETWORK_DAC_SLOTS_2 (3 << 12) | |
68 | #define SSI_NETWORK_DAC_SLOT_MASK (3 << 12) | |
69 | #define SSI_NETWORK_DAC_RXSLOT_0_1 (0 << 14) | |
70 | #define SSI_NETWORK_DAC_RXSLOT_2_3 (1 << 14) | |
71 | #define SSI_NETWORK_DAC_RXSLOT_4_5 (2 << 14) | |
72 | #define SSI_NETWORK_DAC_RXSLOT_6_7 (3 << 14) | |
73 | #define SSI_NETWORK_DAC_RXSLOT_MASK (3 << 14) | |
74 | #define SSI_NETWORK_STDCRXSECSLOT(x) (((x) & 0x3) << 16) | |
75 | #define SSI_NETWORK_STDCRXSECGAIN(x) (((x) & 0x3) << 18) | |
76 | #define SSI_NETWORK_STDCSUMGAIN (1 << 20) | |
77 | ||
78 | /* | |
79 | * MC13783_AUDIO_CODEC and MC13783_AUDIO_DAC mostly share the same | |
80 | * register layout | |
81 | */ | |
82 | #define AUDIO_SSI_SEL (1 << 0) | |
83 | #define AUDIO_CLK_SEL (1 << 1) | |
84 | #define AUDIO_CSM (1 << 2) | |
85 | #define AUDIO_BCL_INV (1 << 3) | |
86 | #define AUDIO_CFS_INV (1 << 4) | |
87 | #define AUDIO_CFS(x) (((x) & 0x3) << 5) | |
88 | #define AUDIO_CLK(x) (((x) & 0x7) << 7) | |
89 | #define AUDIO_C_EN (1 << 11) | |
90 | #define AUDIO_C_CLK_EN (1 << 12) | |
91 | #define AUDIO_C_RESET (1 << 15) | |
92 | ||
93 | #define AUDIO_CODEC_CDCFS8K16K (1 << 10) | |
94 | #define AUDIO_DAC_CFS_DLY_B (1 << 10) | |
95 | ||
96 | struct mc13783_priv { | |
97 | struct snd_soc_codec codec; | |
98 | struct mc13xxx *mc13xxx; | |
99 | ||
100 | enum mc13783_ssi_port adc_ssi_port; | |
101 | enum mc13783_ssi_port dac_ssi_port; | |
102 | }; | |
103 | ||
104 | static unsigned int mc13783_read(struct snd_soc_codec *codec, | |
105 | unsigned int reg) | |
106 | { | |
107 | struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec); | |
108 | unsigned int value = 0; | |
109 | ||
110 | mc13xxx_lock(priv->mc13xxx); | |
111 | ||
112 | mc13xxx_reg_read(priv->mc13xxx, reg, &value); | |
113 | ||
114 | mc13xxx_unlock(priv->mc13xxx); | |
115 | ||
116 | return value; | |
117 | } | |
118 | ||
119 | static int mc13783_write(struct snd_soc_codec *codec, | |
120 | unsigned int reg, unsigned int value) | |
121 | { | |
122 | struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec); | |
123 | int ret; | |
124 | ||
125 | mc13xxx_lock(priv->mc13xxx); | |
126 | ||
127 | ret = mc13xxx_reg_write(priv->mc13xxx, reg, value); | |
128 | ||
129 | mc13xxx_unlock(priv->mc13xxx); | |
130 | ||
131 | return ret; | |
132 | } | |
133 | ||
134 | /* Mapping between sample rates and register value */ | |
135 | static unsigned int mc13783_rates[] = { | |
136 | 8000, 11025, 12000, 16000, | |
137 | 22050, 24000, 32000, 44100, | |
138 | 48000, 64000, 96000 | |
139 | }; | |
140 | ||
141 | static int mc13783_pcm_hw_params_dac(struct snd_pcm_substream *substream, | |
142 | struct snd_pcm_hw_params *params, | |
143 | struct snd_soc_dai *dai) | |
144 | { | |
145 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
146 | struct snd_soc_codec *codec = rtd->codec; | |
147 | unsigned int rate = params_rate(params); | |
148 | int i; | |
149 | ||
150 | for (i = 0; i < ARRAY_SIZE(mc13783_rates); i++) { | |
151 | if (rate == mc13783_rates[i]) { | |
152 | snd_soc_update_bits(codec, MC13783_AUDIO_DAC, | |
153 | 0xf << 17, i << 17); | |
154 | return 0; | |
155 | } | |
156 | } | |
157 | ||
158 | return -EINVAL; | |
159 | } | |
160 | ||
161 | static int mc13783_pcm_hw_params_codec(struct snd_pcm_substream *substream, | |
162 | struct snd_pcm_hw_params *params, | |
163 | struct snd_soc_dai *dai) | |
164 | { | |
165 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
166 | struct snd_soc_codec *codec = rtd->codec; | |
167 | unsigned int rate = params_rate(params); | |
168 | unsigned int val; | |
169 | ||
170 | switch (rate) { | |
171 | case 8000: | |
172 | val = 0; | |
173 | break; | |
174 | case 16000: | |
175 | val = AUDIO_CODEC_CDCFS8K16K; | |
176 | break; | |
177 | default: | |
178 | return -EINVAL; | |
179 | } | |
180 | ||
181 | snd_soc_update_bits(codec, MC13783_AUDIO_CODEC, AUDIO_CODEC_CDCFS8K16K, | |
182 | val); | |
183 | ||
184 | return 0; | |
185 | } | |
186 | ||
187 | static int mc13783_pcm_hw_params_sync(struct snd_pcm_substream *substream, | |
188 | struct snd_pcm_hw_params *params, | |
189 | struct snd_soc_dai *dai) | |
190 | { | |
191 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) | |
192 | return mc13783_pcm_hw_params_dac(substream, params, dai); | |
193 | else | |
194 | return mc13783_pcm_hw_params_codec(substream, params, dai); | |
195 | } | |
196 | ||
197 | static int mc13783_set_fmt(struct snd_soc_dai *dai, unsigned int fmt, | |
198 | unsigned int reg) | |
199 | { | |
200 | struct snd_soc_codec *codec = dai->codec; | |
201 | unsigned int val = 0; | |
202 | unsigned int mask = AUDIO_CFS(3) | AUDIO_BCL_INV | AUDIO_CFS_INV | | |
203 | AUDIO_CSM | AUDIO_C_CLK_EN | AUDIO_C_RESET; | |
204 | ||
205 | ||
206 | /* DAI mode */ | |
207 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
208 | case SND_SOC_DAIFMT_I2S: | |
209 | val |= AUDIO_CFS(2); | |
210 | break; | |
211 | case SND_SOC_DAIFMT_DSP_A: | |
212 | val |= AUDIO_CFS(1); | |
213 | break; | |
214 | default: | |
215 | return -EINVAL; | |
216 | } | |
217 | ||
218 | /* DAI clock inversion */ | |
219 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
220 | case SND_SOC_DAIFMT_NB_NF: | |
221 | val |= AUDIO_BCL_INV; | |
222 | break; | |
223 | case SND_SOC_DAIFMT_NB_IF: | |
224 | val |= AUDIO_BCL_INV | AUDIO_CFS_INV; | |
225 | break; | |
226 | case SND_SOC_DAIFMT_IB_NF: | |
227 | break; | |
228 | case SND_SOC_DAIFMT_IB_IF: | |
229 | val |= AUDIO_CFS_INV; | |
230 | break; | |
231 | } | |
232 | ||
233 | /* DAI clock master masks */ | |
234 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { | |
235 | case SND_SOC_DAIFMT_CBM_CFM: | |
236 | val |= AUDIO_C_CLK_EN; | |
237 | break; | |
238 | case SND_SOC_DAIFMT_CBS_CFS: | |
239 | val |= AUDIO_CSM; | |
240 | break; | |
241 | case SND_SOC_DAIFMT_CBM_CFS: | |
242 | case SND_SOC_DAIFMT_CBS_CFM: | |
243 | return -EINVAL; | |
244 | } | |
245 | ||
246 | val |= AUDIO_C_RESET; | |
247 | ||
248 | snd_soc_update_bits(codec, reg, mask, val); | |
249 | ||
250 | return 0; | |
251 | } | |
252 | ||
253 | static int mc13783_set_fmt_async(struct snd_soc_dai *dai, unsigned int fmt) | |
254 | { | |
255 | if (dai->id == MC13783_ID_STEREO_DAC) | |
256 | return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC); | |
257 | else | |
258 | return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC); | |
259 | } | |
260 | ||
261 | static int mc13783_set_fmt_sync(struct snd_soc_dai *dai, unsigned int fmt) | |
262 | { | |
263 | int ret; | |
264 | ||
265 | ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC); | |
266 | if (ret) | |
267 | return ret; | |
268 | ||
269 | /* | |
270 | * In synchronous mode force the voice codec into slave mode | |
271 | * so that the clock / framesync from the stereo DAC is used | |
272 | */ | |
273 | fmt &= ~SND_SOC_DAIFMT_MASTER_MASK; | |
274 | fmt |= SND_SOC_DAIFMT_CBS_CFS; | |
275 | ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC); | |
276 | ||
277 | return ret; | |
278 | } | |
279 | ||
280 | static int mc13783_sysclk[] = { | |
281 | 13000000, | |
282 | 15360000, | |
283 | 16800000, | |
284 | -1, | |
285 | 26000000, | |
286 | -1, /* 12000000, invalid for voice codec */ | |
287 | -1, /* 3686400, invalid for voice codec */ | |
288 | 33600000, | |
289 | }; | |
290 | ||
291 | static int mc13783_set_sysclk(struct snd_soc_dai *dai, | |
292 | int clk_id, unsigned int freq, int dir, | |
293 | unsigned int reg) | |
294 | { | |
295 | struct snd_soc_codec *codec = dai->codec; | |
296 | int clk; | |
297 | unsigned int val = 0; | |
298 | unsigned int mask = AUDIO_CLK(0x7) | AUDIO_CLK_SEL; | |
299 | ||
300 | for (clk = 0; clk < ARRAY_SIZE(mc13783_sysclk); clk++) { | |
301 | if (mc13783_sysclk[clk] < 0) | |
302 | continue; | |
303 | if (mc13783_sysclk[clk] == freq) | |
304 | break; | |
305 | } | |
306 | ||
307 | if (clk == ARRAY_SIZE(mc13783_sysclk)) | |
308 | return -EINVAL; | |
309 | ||
310 | if (clk_id == MC13783_CLK_CLIB) | |
311 | val |= AUDIO_CLK_SEL; | |
312 | ||
313 | val |= AUDIO_CLK(clk); | |
314 | ||
315 | snd_soc_update_bits(codec, reg, mask, val); | |
316 | ||
317 | return 0; | |
318 | } | |
319 | ||
320 | static int mc13783_set_sysclk_dac(struct snd_soc_dai *dai, | |
321 | int clk_id, unsigned int freq, int dir) | |
322 | { | |
323 | return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC); | |
324 | } | |
325 | ||
326 | static int mc13783_set_sysclk_codec(struct snd_soc_dai *dai, | |
327 | int clk_id, unsigned int freq, int dir) | |
328 | { | |
329 | return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC); | |
330 | } | |
331 | ||
332 | static int mc13783_set_sysclk_sync(struct snd_soc_dai *dai, | |
333 | int clk_id, unsigned int freq, int dir) | |
334 | { | |
335 | int ret; | |
336 | ||
337 | ret = mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC); | |
338 | if (ret) | |
339 | return ret; | |
340 | ||
341 | return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC); | |
342 | } | |
343 | ||
344 | static int mc13783_set_tdm_slot_dac(struct snd_soc_dai *dai, | |
345 | unsigned int tx_mask, unsigned int rx_mask, int slots, | |
346 | int slot_width) | |
347 | { | |
348 | struct snd_soc_codec *codec = dai->codec; | |
349 | unsigned int val = 0; | |
350 | unsigned int mask = SSI_NETWORK_DAC_SLOT_MASK | | |
351 | SSI_NETWORK_DAC_RXSLOT_MASK; | |
352 | ||
353 | switch (slots) { | |
354 | case 2: | |
355 | val |= SSI_NETWORK_DAC_SLOTS_2; | |
356 | break; | |
357 | case 4: | |
358 | val |= SSI_NETWORK_DAC_SLOTS_4; | |
359 | break; | |
360 | case 8: | |
361 | val |= SSI_NETWORK_DAC_SLOTS_8; | |
362 | break; | |
363 | default: | |
364 | return -EINVAL; | |
365 | } | |
366 | ||
367 | switch (rx_mask) { | |
368 | case 0xfffffffc: | |
369 | val |= SSI_NETWORK_DAC_RXSLOT_0_1; | |
370 | break; | |
371 | case 0xfffffff3: | |
372 | val |= SSI_NETWORK_DAC_RXSLOT_2_3; | |
373 | break; | |
374 | case 0xffffffcf: | |
375 | val |= SSI_NETWORK_DAC_RXSLOT_4_5; | |
376 | break; | |
377 | case 0xffffff3f: | |
378 | val |= SSI_NETWORK_DAC_RXSLOT_6_7; | |
379 | break; | |
380 | default: | |
381 | return -EINVAL; | |
382 | }; | |
383 | ||
384 | snd_soc_update_bits(codec, MC13783_SSI_NETWORK, mask, val); | |
385 | ||
386 | return 0; | |
387 | } | |
388 | ||
389 | static int mc13783_set_tdm_slot_codec(struct snd_soc_dai *dai, | |
390 | unsigned int tx_mask, unsigned int rx_mask, int slots, | |
391 | int slot_width) | |
392 | { | |
393 | struct snd_soc_codec *codec = dai->codec; | |
394 | unsigned int val = 0; | |
395 | unsigned int mask = 0x3f; | |
396 | ||
397 | if (slots != 4) | |
398 | return -EINVAL; | |
399 | ||
400 | if (tx_mask != 0xfffffffc) | |
401 | return -EINVAL; | |
402 | ||
403 | val |= (0x00 << 2); /* primary timeslot RX/TX(?) is 0 */ | |
404 | val |= (0x01 << 4); /* secondary timeslot TX is 1 */ | |
405 | ||
406 | snd_soc_update_bits(codec, MC13783_SSI_NETWORK, mask, val); | |
407 | ||
408 | return 0; | |
409 | } | |
410 | ||
411 | static int mc13783_set_tdm_slot_sync(struct snd_soc_dai *dai, | |
412 | unsigned int tx_mask, unsigned int rx_mask, int slots, | |
413 | int slot_width) | |
414 | { | |
415 | int ret; | |
416 | ||
417 | ret = mc13783_set_tdm_slot_dac(dai, tx_mask, rx_mask, slots, | |
418 | slot_width); | |
419 | if (ret) | |
420 | return ret; | |
421 | ||
422 | ret = mc13783_set_tdm_slot_codec(dai, tx_mask, rx_mask, slots, | |
423 | slot_width); | |
424 | ||
425 | return ret; | |
426 | } | |
427 | ||
428 | static const struct snd_kcontrol_new mc1l_amp_ctl = | |
429 | SOC_DAPM_SINGLE("Switch", 38, 7, 1, 0); | |
430 | ||
431 | static const struct snd_kcontrol_new mc1r_amp_ctl = | |
432 | SOC_DAPM_SINGLE("Switch", 38, 5, 1, 0); | |
433 | ||
434 | static const struct snd_kcontrol_new mc2_amp_ctl = | |
435 | SOC_DAPM_SINGLE("Switch", 38, 9, 1, 0); | |
436 | ||
437 | static const struct snd_kcontrol_new atx_amp_ctl = | |
438 | SOC_DAPM_SINGLE("Switch", 38, 11, 1, 0); | |
439 | ||
440 | ||
441 | /* Virtual mux. The chip does the input selection automatically | |
442 | * as soon as we enable one input. */ | |
443 | static const char * const adcl_enum_text[] = { | |
444 | "MC1L", "RXINL", | |
445 | }; | |
446 | ||
447 | static const struct soc_enum adcl_enum = | |
448 | SOC_ENUM_SINGLE(0, 0, ARRAY_SIZE(adcl_enum_text), adcl_enum_text); | |
449 | ||
450 | static const struct snd_kcontrol_new left_input_mux = | |
451 | SOC_DAPM_ENUM_VIRT("Route", adcl_enum); | |
452 | ||
453 | static const char * const adcr_enum_text[] = { | |
454 | "MC1R", "MC2", "RXINR", "TXIN", | |
455 | }; | |
456 | ||
457 | static const struct soc_enum adcr_enum = | |
458 | SOC_ENUM_SINGLE(0, 0, ARRAY_SIZE(adcr_enum_text), adcr_enum_text); | |
459 | ||
460 | static const struct snd_kcontrol_new right_input_mux = | |
461 | SOC_DAPM_ENUM_VIRT("Route", adcr_enum); | |
462 | ||
463 | static const struct snd_kcontrol_new samp_ctl = | |
464 | SOC_DAPM_SINGLE("Switch", 36, 3, 1, 0); | |
465 | ||
466 | static const struct snd_kcontrol_new lamp_ctl = | |
467 | SOC_DAPM_SINGLE("Switch", 36, 5, 1, 0); | |
468 | ||
469 | static const struct snd_kcontrol_new hlamp_ctl = | |
470 | SOC_DAPM_SINGLE("Switch", 36, 10, 1, 0); | |
471 | ||
472 | static const struct snd_kcontrol_new hramp_ctl = | |
473 | SOC_DAPM_SINGLE("Switch", 36, 9, 1, 0); | |
474 | ||
475 | static const struct snd_kcontrol_new llamp_ctl = | |
476 | SOC_DAPM_SINGLE("Switch", 36, 16, 1, 0); | |
477 | ||
478 | static const struct snd_kcontrol_new lramp_ctl = | |
479 | SOC_DAPM_SINGLE("Switch", 36, 15, 1, 0); | |
480 | ||
481 | static const struct snd_soc_dapm_widget mc13783_dapm_widgets[] = { | |
482 | /* Input */ | |
483 | SND_SOC_DAPM_INPUT("MC1LIN"), | |
484 | SND_SOC_DAPM_INPUT("MC1RIN"), | |
485 | SND_SOC_DAPM_INPUT("MC2IN"), | |
486 | SND_SOC_DAPM_INPUT("RXINR"), | |
487 | SND_SOC_DAPM_INPUT("RXINL"), | |
488 | SND_SOC_DAPM_INPUT("TXIN"), | |
489 | ||
490 | SND_SOC_DAPM_SUPPLY("MC1 Bias", 38, 0, 0, NULL, 0), | |
491 | SND_SOC_DAPM_SUPPLY("MC2 Bias", 38, 1, 0, NULL, 0), | |
492 | ||
493 | SND_SOC_DAPM_SWITCH("MC1L Amp", 38, 7, 0, &mc1l_amp_ctl), | |
494 | SND_SOC_DAPM_SWITCH("MC1R Amp", 38, 5, 0, &mc1r_amp_ctl), | |
495 | SND_SOC_DAPM_SWITCH("MC2 Amp", 38, 9, 0, &mc2_amp_ctl), | |
496 | SND_SOC_DAPM_SWITCH("TXIN Amp", 38, 11, 0, &atx_amp_ctl), | |
497 | ||
498 | SND_SOC_DAPM_VIRT_MUX("PGA Left Input Mux", SND_SOC_NOPM, 0, 0, | |
499 | &left_input_mux), | |
500 | SND_SOC_DAPM_VIRT_MUX("PGA Right Input Mux", SND_SOC_NOPM, 0, 0, | |
501 | &right_input_mux), | |
502 | ||
503 | SND_SOC_DAPM_PGA("PGA Left Input", SND_SOC_NOPM, 0, 0, NULL, 0), | |
504 | SND_SOC_DAPM_PGA("PGA Right Input", SND_SOC_NOPM, 0, 0, NULL, 0), | |
505 | ||
506 | SND_SOC_DAPM_ADC("ADC", "Capture", 40, 11, 0), | |
507 | SND_SOC_DAPM_SUPPLY("ADC_Reset", 40, 15, 0, NULL, 0), | |
508 | ||
509 | /* Output */ | |
510 | SND_SOC_DAPM_SUPPLY("DAC_E", 41, 11, 0, NULL, 0), | |
511 | SND_SOC_DAPM_SUPPLY("DAC_Reset", 41, 15, 0, NULL, 0), | |
512 | SND_SOC_DAPM_OUTPUT("RXOUTL"), | |
513 | SND_SOC_DAPM_OUTPUT("RXOUTR"), | |
514 | SND_SOC_DAPM_OUTPUT("HSL"), | |
515 | SND_SOC_DAPM_OUTPUT("HSR"), | |
516 | SND_SOC_DAPM_OUTPUT("LSP"), | |
517 | SND_SOC_DAPM_OUTPUT("SP"), | |
518 | ||
519 | SND_SOC_DAPM_SWITCH("Speaker Amp", 36, 3, 0, &samp_ctl), | |
520 | SND_SOC_DAPM_SWITCH("Loudspeaker Amp", SND_SOC_NOPM, 0, 0, &lamp_ctl), | |
521 | SND_SOC_DAPM_SWITCH("Headset Amp Left", 36, 10, 0, &hlamp_ctl), | |
522 | SND_SOC_DAPM_SWITCH("Headset Amp Right", 36, 9, 0, &hramp_ctl), | |
523 | SND_SOC_DAPM_SWITCH("Line out Amp Left", 36, 16, 0, &llamp_ctl), | |
524 | SND_SOC_DAPM_SWITCH("Line out Amp Right", 36, 15, 0, &lramp_ctl), | |
525 | SND_SOC_DAPM_DAC("DAC", "Playback", 36, 22, 0), | |
526 | SND_SOC_DAPM_PGA("DAC PGA", 37, 5, 0, NULL, 0), | |
527 | }; | |
528 | ||
529 | static struct snd_soc_dapm_route mc13783_routes[] = { | |
530 | /* Input */ | |
531 | { "MC1L Amp", NULL, "MC1LIN"}, | |
532 | { "MC1R Amp", NULL, "MC1RIN" }, | |
533 | { "MC2 Amp", NULL, "MC2IN" }, | |
534 | { "TXIN Amp", NULL, "TXIN"}, | |
535 | ||
536 | { "PGA Left Input Mux", "MC1L", "MC1L Amp" }, | |
537 | { "PGA Left Input Mux", "RXINL", "RXINL"}, | |
538 | { "PGA Right Input Mux", "MC1R", "MC1R Amp" }, | |
539 | { "PGA Right Input Mux", "MC2", "MC2 Amp"}, | |
540 | { "PGA Right Input Mux", "TXIN", "TXIN Amp"}, | |
541 | { "PGA Right Input Mux", "RXINR", "RXINR"}, | |
542 | ||
543 | { "PGA Left Input", NULL, "PGA Left Input Mux"}, | |
544 | { "PGA Right Input", NULL, "PGA Right Input Mux"}, | |
545 | ||
546 | { "ADC", NULL, "PGA Left Input"}, | |
547 | { "ADC", NULL, "PGA Right Input"}, | |
548 | { "ADC", NULL, "ADC_Reset"}, | |
549 | ||
550 | /* Output */ | |
551 | { "HSL", NULL, "Headset Amp Left" }, | |
552 | { "HSR", NULL, "Headset Amp Right"}, | |
553 | { "RXOUTL", NULL, "Line out Amp Left"}, | |
554 | { "RXOUTR", NULL, "Line out Amp Right"}, | |
555 | { "SP", NULL, "Speaker Amp"}, | |
556 | { "Speaker Amp", NULL, "DAC PGA"}, | |
557 | { "LSP", NULL, "DAC PGA"}, | |
558 | { "Headset Amp Left", NULL, "DAC PGA"}, | |
559 | { "Headset Amp Right", NULL, "DAC PGA"}, | |
560 | { "Line out Amp Left", NULL, "DAC PGA"}, | |
561 | { "Line out Amp Right", NULL, "DAC PGA"}, | |
562 | { "DAC PGA", NULL, "DAC"}, | |
563 | { "DAC", NULL, "DAC_E"}, | |
564 | }; | |
565 | ||
566 | static const char * const mc13783_3d_mixer[] = {"Stereo", "Phase Mix", | |
567 | "Mono", "Mono Mix"}; | |
568 | ||
569 | static const struct soc_enum mc13783_enum_3d_mixer = | |
570 | SOC_ENUM_SINGLE(MC13783_AUDIO_RX1, 16, ARRAY_SIZE(mc13783_3d_mixer), | |
571 | mc13783_3d_mixer); | |
572 | ||
573 | static struct snd_kcontrol_new mc13783_control_list[] = { | |
574 | SOC_SINGLE("Loudspeaker enable", MC13783_AUDIO_RX0, 5, 1, 0), | |
575 | SOC_SINGLE("PCM Playback Volume", MC13783_AUDIO_RX1, 6, 15, 0), | |
576 | SOC_DOUBLE("PCM Capture Volume", MC13783_AUDIO_TX, 19, 14, 31, 0), | |
577 | SOC_ENUM("3D Control", mc13783_enum_3d_mixer), | |
578 | }; | |
579 | ||
580 | static int mc13783_probe(struct snd_soc_codec *codec) | |
581 | { | |
582 | struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec); | |
8b908b86 PR |
583 | |
584 | mc13xxx_lock(priv->mc13xxx); | |
585 | ||
586 | /* these are the reset values */ | |
587 | mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX0, 0x25893); | |
588 | mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX1, 0x00d35A); | |
589 | mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_TX, 0x420000); | |
590 | mc13xxx_reg_write(priv->mc13xxx, MC13783_SSI_NETWORK, 0x013060); | |
591 | mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_CODEC, 0x180027); | |
592 | mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_DAC, 0x0e0004); | |
593 | ||
8b908b86 PR |
594 | if (priv->adc_ssi_port == MC13783_SSI1_PORT) |
595 | mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC, | |
596 | AUDIO_SSI_SEL, 0); | |
597 | else | |
598 | mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC, | |
599 | 0, AUDIO_SSI_SEL); | |
600 | ||
601 | if (priv->dac_ssi_port == MC13783_SSI1_PORT) | |
602 | mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC, | |
603 | AUDIO_SSI_SEL, 0); | |
604 | else | |
605 | mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC, | |
606 | 0, AUDIO_SSI_SEL); | |
607 | ||
608 | mc13xxx_unlock(priv->mc13xxx); | |
609 | ||
610 | return 0; | |
611 | } | |
612 | ||
613 | static int mc13783_remove(struct snd_soc_codec *codec) | |
614 | { | |
615 | struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec); | |
616 | ||
617 | mc13xxx_lock(priv->mc13xxx); | |
618 | ||
619 | /* Make sure VAUDIOON is off */ | |
620 | mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_RX0, 0x3, 0); | |
621 | ||
622 | mc13xxx_unlock(priv->mc13xxx); | |
623 | ||
624 | return 0; | |
625 | } | |
626 | ||
627 | #define MC13783_RATES_RECORD (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000) | |
628 | ||
629 | #define MC13783_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ | |
630 | SNDRV_PCM_FMTBIT_S24_LE) | |
631 | ||
632 | static struct snd_soc_dai_ops mc13783_ops_dac = { | |
633 | .hw_params = mc13783_pcm_hw_params_dac, | |
634 | .set_fmt = mc13783_set_fmt_async, | |
635 | .set_sysclk = mc13783_set_sysclk_dac, | |
636 | .set_tdm_slot = mc13783_set_tdm_slot_dac, | |
637 | }; | |
638 | ||
639 | static struct snd_soc_dai_ops mc13783_ops_codec = { | |
640 | .hw_params = mc13783_pcm_hw_params_codec, | |
641 | .set_fmt = mc13783_set_fmt_async, | |
642 | .set_sysclk = mc13783_set_sysclk_codec, | |
643 | .set_tdm_slot = mc13783_set_tdm_slot_codec, | |
644 | }; | |
645 | ||
646 | /* | |
647 | * The mc13783 has two SSI ports, both of them can be routed either | |
648 | * to the voice codec or the stereo DAC. When two different SSI ports | |
649 | * are used for the voice codec and the stereo DAC we can do different | |
650 | * formats and sysclock settings for playback and capture | |
651 | * (mc13783-hifi-playback and mc13783-hifi-capture). Using the same port | |
652 | * forces us to use symmetric rates (mc13783-hifi). | |
653 | */ | |
654 | static struct snd_soc_dai_driver mc13783_dai_async[] = { | |
655 | { | |
656 | .name = "mc13783-hifi-playback", | |
657 | .id = MC13783_ID_STEREO_DAC, | |
658 | .playback = { | |
659 | .stream_name = "Playback", | |
660 | .channels_min = 1, | |
661 | .channels_max = 2, | |
662 | .rates = SNDRV_PCM_RATE_8000_96000, | |
663 | .formats = MC13783_FORMATS, | |
664 | }, | |
665 | .ops = &mc13783_ops_dac, | |
666 | }, { | |
667 | .name = "mc13783-hifi-capture", | |
668 | .id = MC13783_ID_STEREO_CODEC, | |
669 | .capture = { | |
670 | .stream_name = "Capture", | |
671 | .channels_min = 1, | |
672 | .channels_max = 2, | |
673 | .rates = MC13783_RATES_RECORD, | |
674 | .formats = MC13783_FORMATS, | |
675 | }, | |
676 | .ops = &mc13783_ops_codec, | |
677 | }, | |
678 | }; | |
679 | ||
680 | static struct snd_soc_dai_ops mc13783_ops_sync = { | |
681 | .hw_params = mc13783_pcm_hw_params_sync, | |
682 | .set_fmt = mc13783_set_fmt_sync, | |
683 | .set_sysclk = mc13783_set_sysclk_sync, | |
684 | .set_tdm_slot = mc13783_set_tdm_slot_sync, | |
685 | }; | |
686 | ||
687 | static struct snd_soc_dai_driver mc13783_dai_sync[] = { | |
688 | { | |
689 | .name = "mc13783-hifi", | |
690 | .id = MC13783_ID_SYNC, | |
691 | .playback = { | |
692 | .stream_name = "Playback", | |
693 | .channels_min = 1, | |
694 | .channels_max = 2, | |
695 | .rates = SNDRV_PCM_RATE_8000_96000, | |
696 | .formats = MC13783_FORMATS, | |
697 | }, | |
698 | .capture = { | |
699 | .stream_name = "Capture", | |
700 | .channels_min = 1, | |
701 | .channels_max = 2, | |
702 | .rates = MC13783_RATES_RECORD, | |
703 | .formats = MC13783_FORMATS, | |
704 | }, | |
705 | .ops = &mc13783_ops_sync, | |
706 | .symmetric_rates = 1, | |
707 | } | |
708 | }; | |
709 | ||
710 | static struct snd_soc_codec_driver soc_codec_dev_mc13783 = { | |
711 | .probe = mc13783_probe, | |
712 | .remove = mc13783_remove, | |
713 | .read = mc13783_read, | |
714 | .write = mc13783_write, | |
b77458da PR |
715 | .controls = mc13783_control_list, |
716 | .num_controls = ARRAY_SIZE(mc13783_control_list), | |
717 | .dapm_widgets = mc13783_dapm_widgets, | |
718 | .num_dapm_widgets = ARRAY_SIZE(mc13783_dapm_widgets), | |
719 | .dapm_routes = mc13783_routes, | |
720 | .num_dapm_routes = ARRAY_SIZE(mc13783_routes), | |
8b908b86 PR |
721 | }; |
722 | ||
723 | static int mc13783_codec_probe(struct platform_device *pdev) | |
724 | { | |
725 | struct mc13xxx *mc13xxx; | |
726 | struct mc13783_priv *priv; | |
727 | struct mc13xxx_codec_platform_data *pdata = pdev->dev.platform_data; | |
728 | int ret; | |
729 | ||
730 | mc13xxx = dev_get_drvdata(pdev->dev.parent); | |
731 | ||
732 | ||
733 | priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); | |
734 | if (priv == NULL) | |
735 | return -ENOMEM; | |
736 | ||
737 | dev_set_drvdata(&pdev->dev, priv); | |
738 | priv->mc13xxx = mc13xxx; | |
739 | if (pdata) { | |
740 | priv->adc_ssi_port = pdata->adc_ssi_port; | |
741 | priv->dac_ssi_port = pdata->dac_ssi_port; | |
742 | } else { | |
743 | priv->adc_ssi_port = MC13783_SSI1_PORT; | |
744 | priv->dac_ssi_port = MC13783_SSI2_PORT; | |
745 | } | |
746 | ||
747 | if (priv->adc_ssi_port == priv->dac_ssi_port) | |
748 | ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783, | |
749 | mc13783_dai_sync, ARRAY_SIZE(mc13783_dai_sync)); | |
750 | else | |
751 | ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783, | |
752 | mc13783_dai_async, ARRAY_SIZE(mc13783_dai_async)); | |
753 | ||
754 | if (ret) | |
755 | goto err_register_codec; | |
756 | ||
757 | return 0; | |
758 | ||
759 | err_register_codec: | |
760 | dev_err(&pdev->dev, "register codec failed with %d\n", ret); | |
761 | ||
762 | return ret; | |
763 | } | |
764 | ||
765 | static int mc13783_codec_remove(struct platform_device *pdev) | |
766 | { | |
767 | snd_soc_unregister_codec(&pdev->dev); | |
768 | ||
769 | return 0; | |
770 | } | |
771 | ||
772 | static struct platform_driver mc13783_codec_driver = { | |
773 | .driver = { | |
774 | .name = "mc13783-codec", | |
775 | .owner = THIS_MODULE, | |
776 | }, | |
777 | .probe = mc13783_codec_probe, | |
778 | .remove = __devexit_p(mc13783_codec_remove), | |
779 | }; | |
780 | ||
b77458da | 781 | module_platform_driver(mc13783_codec_driver); |
8b908b86 PR |
782 | |
783 | MODULE_DESCRIPTION("ASoC MC13783 driver"); | |
784 | MODULE_AUTHOR("Sascha Hauer, Pengutronix <s.hauer@pengutronix.de>"); | |
785 | MODULE_AUTHOR("Philippe Retornaz <philippe.retornaz@epfl.ch>"); | |
786 | MODULE_LICENSE("GPL"); |