Commit | Line | Data |
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49100c98 JN |
1 | /* |
2 | * rx51.c -- SoC audio for Nokia RX-51 | |
3 | * | |
4 | * Copyright (C) 2008 - 2009 Nokia Corporation | |
5 | * | |
0ac3a014 | 6 | * Contact: Peter Ujfalusi <peter.ujfalusi@ti.com> |
49100c98 | 7 | * Eduardo Valentin <eduardo.valentin@nokia.com> |
7ec41ee5 | 8 | * Jarkko Nikula <jarkko.nikula@bitmer.com> |
49100c98 JN |
9 | * |
10 | * This program is free software; you can redistribute it and/or | |
11 | * modify it under the terms of the GNU General Public License | |
12 | * version 2 as published by the Free Software Foundation. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, but | |
15 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
17 | * General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | |
22 | * 02110-1301 USA | |
23 | * | |
24 | */ | |
25 | ||
26 | #include <linux/delay.h> | |
27 | #include <linux/gpio.h> | |
28 | #include <linux/platform_device.h> | |
da155d5b | 29 | #include <linux/module.h> |
49100c98 | 30 | #include <sound/core.h> |
8c523115 | 31 | #include <sound/jack.h> |
49100c98 JN |
32 | #include <sound/pcm.h> |
33 | #include <sound/soc.h> | |
f0fba2ad | 34 | #include <plat/mcbsp.h> |
48529b3b | 35 | #include "../codecs/tpa6130a2.h" |
49100c98 JN |
36 | |
37 | #include <asm/mach-types.h> | |
38 | ||
39 | #include "omap-mcbsp.h" | |
40 | #include "omap-pcm.h" | |
49100c98 | 41 | |
4eb54703 | 42 | #define RX51_TVOUT_SEL_GPIO 40 |
8c523115 | 43 | #define RX51_JACK_DETECT_GPIO 177 |
31164c7c | 44 | #define RX51_ECI_SW_GPIO 182 |
49100c98 JN |
45 | /* |
46 | * REVISIT: TWL4030 GPIO base in RX-51. Now statically defined to 192. This | |
47 | * gpio is reserved in arch/arm/mach-omap2/board-rx51-peripherals.c | |
48 | */ | |
49 | #define RX51_SPEAKER_AMP_TWL_GPIO (192 + 7) | |
50 | ||
4eb54703 JN |
51 | enum { |
52 | RX51_JACK_DISABLED, | |
48529b3b JN |
53 | RX51_JACK_TVOUT, /* tv-out with stereo output */ |
54 | RX51_JACK_HP, /* headphone: stereo output, no mic */ | |
31164c7c | 55 | RX51_JACK_HS, /* headset: stereo output with mic */ |
4eb54703 JN |
56 | }; |
57 | ||
49100c98 JN |
58 | static int rx51_spk_func; |
59 | static int rx51_dmic_func; | |
4eb54703 | 60 | static int rx51_jack_func; |
49100c98 JN |
61 | |
62 | static void rx51_ext_control(struct snd_soc_codec *codec) | |
63 | { | |
ce6120cc | 64 | struct snd_soc_dapm_context *dapm = &codec->dapm; |
31164c7c | 65 | int hp = 0, hs = 0, tvout = 0; |
48529b3b JN |
66 | |
67 | switch (rx51_jack_func) { | |
68 | case RX51_JACK_TVOUT: | |
69 | tvout = 1; | |
31164c7c JN |
70 | hp = 1; |
71 | break; | |
72 | case RX51_JACK_HS: | |
73 | hs = 1; | |
48529b3b JN |
74 | case RX51_JACK_HP: |
75 | hp = 1; | |
76 | break; | |
77 | } | |
ce6120cc | 78 | |
49100c98 | 79 | if (rx51_spk_func) |
ce6120cc | 80 | snd_soc_dapm_enable_pin(dapm, "Ext Spk"); |
49100c98 | 81 | else |
ce6120cc | 82 | snd_soc_dapm_disable_pin(dapm, "Ext Spk"); |
49100c98 | 83 | if (rx51_dmic_func) |
ce6120cc | 84 | snd_soc_dapm_enable_pin(dapm, "DMic"); |
49100c98 | 85 | else |
ce6120cc | 86 | snd_soc_dapm_disable_pin(dapm, "DMic"); |
48529b3b JN |
87 | if (hp) |
88 | snd_soc_dapm_enable_pin(dapm, "Headphone Jack"); | |
89 | else | |
90 | snd_soc_dapm_disable_pin(dapm, "Headphone Jack"); | |
31164c7c JN |
91 | if (hs) |
92 | snd_soc_dapm_enable_pin(dapm, "HS Mic"); | |
93 | else | |
94 | snd_soc_dapm_disable_pin(dapm, "HS Mic"); | |
49100c98 | 95 | |
48529b3b | 96 | gpio_set_value(RX51_TVOUT_SEL_GPIO, tvout); |
4eb54703 | 97 | |
ce6120cc | 98 | snd_soc_dapm_sync(dapm); |
49100c98 JN |
99 | } |
100 | ||
101 | static int rx51_startup(struct snd_pcm_substream *substream) | |
102 | { | |
103 | struct snd_pcm_runtime *runtime = substream->runtime; | |
104 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
f0fba2ad | 105 | struct snd_soc_codec *codec = rtd->codec; |
49100c98 JN |
106 | |
107 | snd_pcm_hw_constraint_minmax(runtime, | |
108 | SNDRV_PCM_HW_PARAM_CHANNELS, 2, 2); | |
109 | rx51_ext_control(codec); | |
110 | ||
111 | return 0; | |
112 | } | |
113 | ||
114 | static int rx51_hw_params(struct snd_pcm_substream *substream, | |
115 | struct snd_pcm_hw_params *params) | |
116 | { | |
117 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
f0fba2ad | 118 | struct snd_soc_dai *codec_dai = rtd->codec_dai; |
49100c98 JN |
119 | |
120 | /* Set the codec system clock for DAC and ADC */ | |
121 | return snd_soc_dai_set_sysclk(codec_dai, 0, 19200000, | |
122 | SND_SOC_CLOCK_IN); | |
123 | } | |
124 | ||
125 | static struct snd_soc_ops rx51_ops = { | |
126 | .startup = rx51_startup, | |
127 | .hw_params = rx51_hw_params, | |
128 | }; | |
129 | ||
130 | static int rx51_get_spk(struct snd_kcontrol *kcontrol, | |
131 | struct snd_ctl_elem_value *ucontrol) | |
132 | { | |
133 | ucontrol->value.integer.value[0] = rx51_spk_func; | |
134 | ||
135 | return 0; | |
136 | } | |
137 | ||
138 | static int rx51_set_spk(struct snd_kcontrol *kcontrol, | |
139 | struct snd_ctl_elem_value *ucontrol) | |
140 | { | |
141 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); | |
142 | ||
143 | if (rx51_spk_func == ucontrol->value.integer.value[0]) | |
144 | return 0; | |
145 | ||
146 | rx51_spk_func = ucontrol->value.integer.value[0]; | |
147 | rx51_ext_control(codec); | |
148 | ||
149 | return 1; | |
150 | } | |
151 | ||
152 | static int rx51_spk_event(struct snd_soc_dapm_widget *w, | |
153 | struct snd_kcontrol *k, int event) | |
154 | { | |
155 | if (SND_SOC_DAPM_EVENT_ON(event)) | |
4fff7a5c | 156 | gpio_set_value_cansleep(RX51_SPEAKER_AMP_TWL_GPIO, 1); |
49100c98 | 157 | else |
4fff7a5c | 158 | gpio_set_value_cansleep(RX51_SPEAKER_AMP_TWL_GPIO, 0); |
49100c98 JN |
159 | |
160 | return 0; | |
161 | } | |
162 | ||
48529b3b JN |
163 | static int rx51_hp_event(struct snd_soc_dapm_widget *w, |
164 | struct snd_kcontrol *k, int event) | |
165 | { | |
166 | struct snd_soc_codec *codec = w->dapm->codec; | |
167 | ||
168 | if (SND_SOC_DAPM_EVENT_ON(event)) | |
169 | tpa6130a2_stereo_enable(codec, 1); | |
170 | else | |
171 | tpa6130a2_stereo_enable(codec, 0); | |
172 | ||
173 | return 0; | |
174 | } | |
175 | ||
49100c98 JN |
176 | static int rx51_get_input(struct snd_kcontrol *kcontrol, |
177 | struct snd_ctl_elem_value *ucontrol) | |
178 | { | |
179 | ucontrol->value.integer.value[0] = rx51_dmic_func; | |
180 | ||
181 | return 0; | |
182 | } | |
183 | ||
184 | static int rx51_set_input(struct snd_kcontrol *kcontrol, | |
185 | struct snd_ctl_elem_value *ucontrol) | |
186 | { | |
187 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); | |
188 | ||
189 | if (rx51_dmic_func == ucontrol->value.integer.value[0]) | |
190 | return 0; | |
191 | ||
192 | rx51_dmic_func = ucontrol->value.integer.value[0]; | |
193 | rx51_ext_control(codec); | |
194 | ||
195 | return 1; | |
196 | } | |
197 | ||
4eb54703 JN |
198 | static int rx51_get_jack(struct snd_kcontrol *kcontrol, |
199 | struct snd_ctl_elem_value *ucontrol) | |
200 | { | |
201 | ucontrol->value.integer.value[0] = rx51_jack_func; | |
202 | ||
203 | return 0; | |
204 | } | |
205 | ||
206 | static int rx51_set_jack(struct snd_kcontrol *kcontrol, | |
207 | struct snd_ctl_elem_value *ucontrol) | |
208 | { | |
209 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); | |
210 | ||
211 | if (rx51_jack_func == ucontrol->value.integer.value[0]) | |
212 | return 0; | |
213 | ||
214 | rx51_jack_func = ucontrol->value.integer.value[0]; | |
215 | rx51_ext_control(codec); | |
216 | ||
217 | return 1; | |
218 | } | |
219 | ||
8c523115 JN |
220 | static struct snd_soc_jack rx51_av_jack; |
221 | ||
222 | static struct snd_soc_jack_gpio rx51_av_jack_gpios[] = { | |
223 | { | |
224 | .gpio = RX51_JACK_DETECT_GPIO, | |
225 | .name = "avdet-gpio", | |
17840619 | 226 | .report = SND_JACK_HEADSET, |
8c523115 JN |
227 | .invert = 1, |
228 | .debounce_time = 200, | |
229 | }, | |
230 | }; | |
231 | ||
49100c98 JN |
232 | static const struct snd_soc_dapm_widget aic34_dapm_widgets[] = { |
233 | SND_SOC_DAPM_SPK("Ext Spk", rx51_spk_event), | |
234 | SND_SOC_DAPM_MIC("DMic", NULL), | |
48529b3b | 235 | SND_SOC_DAPM_HP("Headphone Jack", rx51_hp_event), |
31164c7c | 236 | SND_SOC_DAPM_MIC("HS Mic", NULL), |
9d7e584b | 237 | SND_SOC_DAPM_LINE("FM Transmitter", NULL), |
49100c98 JN |
238 | }; |
239 | ||
8cda9751 JN |
240 | static const struct snd_soc_dapm_widget aic34_dapm_widgetsb[] = { |
241 | SND_SOC_DAPM_SPK("Earphone", NULL), | |
242 | }; | |
243 | ||
49100c98 JN |
244 | static const struct snd_soc_dapm_route audio_map[] = { |
245 | {"Ext Spk", NULL, "HPLOUT"}, | |
246 | {"Ext Spk", NULL, "HPROUT"}, | |
48529b3b JN |
247 | {"Headphone Jack", NULL, "LLOUT"}, |
248 | {"Headphone Jack", NULL, "RLOUT"}, | |
9d7e584b JN |
249 | {"FM Transmitter", NULL, "LLOUT"}, |
250 | {"FM Transmitter", NULL, "RLOUT"}, | |
49100c98 JN |
251 | |
252 | {"DMic Rate 64", NULL, "Mic Bias 2V"}, | |
253 | {"Mic Bias 2V", NULL, "DMic"}, | |
254 | }; | |
255 | ||
8cda9751 JN |
256 | static const struct snd_soc_dapm_route audio_mapb[] = { |
257 | {"b LINE2R", NULL, "MONO_LOUT"}, | |
258 | {"Earphone", NULL, "b HPLOUT"}, | |
31164c7c JN |
259 | |
260 | {"LINE1L", NULL, "b Mic Bias 2.5V"}, | |
261 | {"b Mic Bias 2.5V", NULL, "HS Mic"} | |
8cda9751 JN |
262 | }; |
263 | ||
49100c98 JN |
264 | static const char *spk_function[] = {"Off", "On"}; |
265 | static const char *input_function[] = {"ADC", "Digital Mic"}; | |
31164c7c | 266 | static const char *jack_function[] = {"Off", "TV-OUT", "Headphone", "Headset"}; |
49100c98 JN |
267 | |
268 | static const struct soc_enum rx51_enum[] = { | |
269 | SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(spk_function), spk_function), | |
270 | SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(input_function), input_function), | |
4eb54703 | 271 | SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(jack_function), jack_function), |
49100c98 JN |
272 | }; |
273 | ||
274 | static const struct snd_kcontrol_new aic34_rx51_controls[] = { | |
275 | SOC_ENUM_EXT("Speaker Function", rx51_enum[0], | |
276 | rx51_get_spk, rx51_set_spk), | |
277 | SOC_ENUM_EXT("Input Select", rx51_enum[1], | |
278 | rx51_get_input, rx51_set_input), | |
4eb54703 JN |
279 | SOC_ENUM_EXT("Jack Function", rx51_enum[2], |
280 | rx51_get_jack, rx51_set_jack), | |
9d7e584b | 281 | SOC_DAPM_PIN_SWITCH("FM Transmitter"), |
49100c98 JN |
282 | }; |
283 | ||
8cda9751 JN |
284 | static const struct snd_kcontrol_new aic34_rx51_controlsb[] = { |
285 | SOC_DAPM_PIN_SWITCH("Earphone"), | |
286 | }; | |
287 | ||
f0fba2ad | 288 | static int rx51_aic34_init(struct snd_soc_pcm_runtime *rtd) |
49100c98 | 289 | { |
f0fba2ad | 290 | struct snd_soc_codec *codec = rtd->codec; |
ce6120cc | 291 | struct snd_soc_dapm_context *dapm = &codec->dapm; |
49100c98 JN |
292 | int err; |
293 | ||
294 | /* Set up NC codec pins */ | |
ce6120cc LG |
295 | snd_soc_dapm_nc_pin(dapm, "MIC3L"); |
296 | snd_soc_dapm_nc_pin(dapm, "MIC3R"); | |
297 | snd_soc_dapm_nc_pin(dapm, "LINE1R"); | |
49100c98 JN |
298 | |
299 | /* Add RX-51 specific controls */ | |
300 | err = snd_soc_add_controls(codec, aic34_rx51_controls, | |
301 | ARRAY_SIZE(aic34_rx51_controls)); | |
302 | if (err < 0) | |
303 | return err; | |
304 | ||
305 | /* Add RX-51 specific widgets */ | |
ce6120cc | 306 | snd_soc_dapm_new_controls(dapm, aic34_dapm_widgets, |
49100c98 JN |
307 | ARRAY_SIZE(aic34_dapm_widgets)); |
308 | ||
309 | /* Set up RX-51 specific audio path audio_map */ | |
ce6120cc | 310 | snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map)); |
49100c98 | 311 | |
48529b3b JN |
312 | err = tpa6130a2_add_controls(codec); |
313 | if (err < 0) | |
314 | return err; | |
315 | snd_soc_limit_volume(codec, "TPA6130A2 Headphone Playback Volume", 42); | |
316 | ||
fa4d1f59 JN |
317 | err = omap_mcbsp_st_add_controls(codec, 1); |
318 | if (err < 0) | |
319 | return err; | |
320 | ||
8c523115 | 321 | /* AV jack detection */ |
f0fba2ad | 322 | err = snd_soc_jack_new(codec, "AV Jack", |
17840619 JN |
323 | SND_JACK_HEADSET | SND_JACK_VIDEOOUT, |
324 | &rx51_av_jack); | |
8c523115 JN |
325 | if (err) |
326 | return err; | |
327 | err = snd_soc_jack_add_gpios(&rx51_av_jack, | |
328 | ARRAY_SIZE(rx51_av_jack_gpios), | |
329 | rx51_av_jack_gpios); | |
330 | ||
331 | return err; | |
49100c98 JN |
332 | } |
333 | ||
8cda9751 JN |
334 | static int rx51_aic34b_init(struct snd_soc_dapm_context *dapm) |
335 | { | |
336 | int err; | |
337 | ||
338 | err = snd_soc_add_controls(dapm->codec, aic34_rx51_controlsb, | |
339 | ARRAY_SIZE(aic34_rx51_controlsb)); | |
340 | if (err < 0) | |
341 | return err; | |
342 | ||
343 | err = snd_soc_dapm_new_controls(dapm, aic34_dapm_widgetsb, | |
344 | ARRAY_SIZE(aic34_dapm_widgetsb)); | |
345 | if (err < 0) | |
346 | return 0; | |
347 | ||
348 | return snd_soc_dapm_add_routes(dapm, audio_mapb, | |
349 | ARRAY_SIZE(audio_mapb)); | |
350 | } | |
351 | ||
49100c98 JN |
352 | /* Digital audio interface glue - connects codec <--> CPU */ |
353 | static struct snd_soc_dai_link rx51_dai[] = { | |
354 | { | |
355 | .name = "TLV320AIC34", | |
356 | .stream_name = "AIC34", | |
f0fba2ad LG |
357 | .cpu_dai_name = "omap-mcbsp-dai.1", |
358 | .codec_dai_name = "tlv320aic3x-hifi", | |
359 | .platform_name = "omap-pcm-audio", | |
360 | .codec_name = "tlv320aic3x-codec.2-0018", | |
cf9feff2 JN |
361 | .dai_fmt = SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_IB_NF | |
362 | SND_SOC_DAIFMT_CBM_CFM, | |
49100c98 JN |
363 | .init = rx51_aic34_init, |
364 | .ops = &rx51_ops, | |
365 | }, | |
366 | }; | |
367 | ||
a0e17b4e | 368 | static struct snd_soc_aux_dev rx51_aux_dev[] = { |
8cda9751 JN |
369 | { |
370 | .name = "TLV320AIC34b", | |
371 | .codec_name = "tlv320aic3x-codec.2-0019", | |
372 | .init = rx51_aic34b_init, | |
373 | }, | |
374 | }; | |
375 | ||
376 | static struct snd_soc_codec_conf rx51_codec_conf[] = { | |
377 | { | |
378 | .dev_name = "tlv320aic3x-codec.2-0019", | |
379 | .name_prefix = "b", | |
380 | }, | |
381 | }; | |
382 | ||
49100c98 JN |
383 | /* Audio card */ |
384 | static struct snd_soc_card rx51_sound_card = { | |
385 | .name = "RX-51", | |
b425b884 | 386 | .owner = THIS_MODULE, |
49100c98 JN |
387 | .dai_link = rx51_dai, |
388 | .num_links = ARRAY_SIZE(rx51_dai), | |
8cda9751 JN |
389 | .aux_dev = rx51_aux_dev, |
390 | .num_aux_devs = ARRAY_SIZE(rx51_aux_dev), | |
391 | .codec_conf = rx51_codec_conf, | |
392 | .num_configs = ARRAY_SIZE(rx51_codec_conf), | |
49100c98 JN |
393 | }; |
394 | ||
395 | static struct platform_device *rx51_snd_device; | |
396 | ||
397 | static int __init rx51_soc_init(void) | |
398 | { | |
399 | int err; | |
400 | ||
401 | if (!machine_is_nokia_rx51()) | |
402 | return -ENODEV; | |
403 | ||
d8ec598e JN |
404 | err = gpio_request_one(RX51_TVOUT_SEL_GPIO, |
405 | GPIOF_DIR_OUT | GPIOF_INIT_LOW, "tvout_sel"); | |
4eb54703 JN |
406 | if (err) |
407 | goto err_gpio_tvout_sel; | |
31164c7c JN |
408 | err = gpio_request_one(RX51_ECI_SW_GPIO, |
409 | GPIOF_DIR_OUT | GPIOF_INIT_HIGH, "eci_sw"); | |
410 | if (err) | |
411 | goto err_gpio_eci_sw; | |
4eb54703 | 412 | |
49100c98 JN |
413 | rx51_snd_device = platform_device_alloc("soc-audio", -1); |
414 | if (!rx51_snd_device) { | |
415 | err = -ENOMEM; | |
416 | goto err1; | |
417 | } | |
418 | ||
f0fba2ad | 419 | platform_set_drvdata(rx51_snd_device, &rx51_sound_card); |
49100c98 JN |
420 | |
421 | err = platform_device_add(rx51_snd_device); | |
422 | if (err) | |
423 | goto err2; | |
424 | ||
425 | return 0; | |
426 | err2: | |
427 | platform_device_put(rx51_snd_device); | |
428 | err1: | |
31164c7c JN |
429 | gpio_free(RX51_ECI_SW_GPIO); |
430 | err_gpio_eci_sw: | |
4eb54703 JN |
431 | gpio_free(RX51_TVOUT_SEL_GPIO); |
432 | err_gpio_tvout_sel: | |
49100c98 JN |
433 | |
434 | return err; | |
435 | } | |
436 | ||
437 | static void __exit rx51_soc_exit(void) | |
438 | { | |
8c523115 JN |
439 | snd_soc_jack_free_gpios(&rx51_av_jack, ARRAY_SIZE(rx51_av_jack_gpios), |
440 | rx51_av_jack_gpios); | |
441 | ||
49100c98 | 442 | platform_device_unregister(rx51_snd_device); |
31164c7c | 443 | gpio_free(RX51_ECI_SW_GPIO); |
4eb54703 | 444 | gpio_free(RX51_TVOUT_SEL_GPIO); |
49100c98 JN |
445 | } |
446 | ||
447 | module_init(rx51_soc_init); | |
448 | module_exit(rx51_soc_exit); | |
449 | ||
450 | MODULE_AUTHOR("Nokia Corporation"); | |
451 | MODULE_DESCRIPTION("ALSA SoC Nokia RX-51"); | |
452 | MODULE_LICENSE("GPL"); |