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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> | |
386e81ab | 29 | #include <linux/gpio/consumer.h> |
da155d5b | 30 | #include <linux/module.h> |
49100c98 | 31 | #include <sound/core.h> |
8c523115 | 32 | #include <sound/jack.h> |
49100c98 JN |
33 | #include <sound/pcm.h> |
34 | #include <sound/soc.h> | |
2203747c | 35 | #include <linux/platform_data/asoc-ti-mcbsp.h> |
48529b3b | 36 | #include "../codecs/tpa6130a2.h" |
49100c98 JN |
37 | |
38 | #include <asm/mach-types.h> | |
39 | ||
40 | #include "omap-mcbsp.h" | |
49100c98 | 41 | |
4eb54703 JN |
42 | enum { |
43 | RX51_JACK_DISABLED, | |
48529b3b JN |
44 | RX51_JACK_TVOUT, /* tv-out with stereo output */ |
45 | RX51_JACK_HP, /* headphone: stereo output, no mic */ | |
31164c7c | 46 | RX51_JACK_HS, /* headset: stereo output with mic */ |
4eb54703 JN |
47 | }; |
48 | ||
386e81ab SR |
49 | struct rx51_audio_pdata { |
50 | struct gpio_desc *tvout_selection_gpio; | |
51 | struct gpio_desc *jack_detection_gpio; | |
52 | struct gpio_desc *eci_sw_gpio; | |
53 | struct gpio_desc *speaker_amp_gpio; | |
54 | }; | |
55 | ||
49100c98 JN |
56 | static int rx51_spk_func; |
57 | static int rx51_dmic_func; | |
4eb54703 | 58 | static int rx51_jack_func; |
49100c98 | 59 | |
022658be | 60 | static void rx51_ext_control(struct snd_soc_dapm_context *dapm) |
49100c98 | 61 | { |
386e81ab SR |
62 | struct snd_soc_card *card = dapm->card; |
63 | struct rx51_audio_pdata *pdata = snd_soc_card_get_drvdata(card); | |
31164c7c | 64 | int hp = 0, hs = 0, tvout = 0; |
48529b3b JN |
65 | |
66 | switch (rx51_jack_func) { | |
67 | case RX51_JACK_TVOUT: | |
68 | tvout = 1; | |
31164c7c JN |
69 | hp = 1; |
70 | break; | |
71 | case RX51_JACK_HS: | |
72 | hs = 1; | |
48529b3b JN |
73 | case RX51_JACK_HP: |
74 | hp = 1; | |
75 | break; | |
76 | } | |
ce6120cc | 77 | |
9dd2bb3f CK |
78 | snd_soc_dapm_mutex_lock(dapm); |
79 | ||
49100c98 | 80 | if (rx51_spk_func) |
9dd2bb3f | 81 | snd_soc_dapm_enable_pin_unlocked(dapm, "Ext Spk"); |
49100c98 | 82 | else |
9dd2bb3f | 83 | snd_soc_dapm_disable_pin_unlocked(dapm, "Ext Spk"); |
49100c98 | 84 | if (rx51_dmic_func) |
9dd2bb3f | 85 | snd_soc_dapm_enable_pin_unlocked(dapm, "DMic"); |
49100c98 | 86 | else |
9dd2bb3f | 87 | snd_soc_dapm_disable_pin_unlocked(dapm, "DMic"); |
48529b3b | 88 | if (hp) |
9dd2bb3f | 89 | snd_soc_dapm_enable_pin_unlocked(dapm, "Headphone Jack"); |
48529b3b | 90 | else |
9dd2bb3f | 91 | snd_soc_dapm_disable_pin_unlocked(dapm, "Headphone Jack"); |
31164c7c | 92 | if (hs) |
9dd2bb3f | 93 | snd_soc_dapm_enable_pin_unlocked(dapm, "HS Mic"); |
31164c7c | 94 | else |
9dd2bb3f | 95 | snd_soc_dapm_disable_pin_unlocked(dapm, "HS Mic"); |
49100c98 | 96 | |
386e81ab | 97 | gpiod_set_value(pdata->tvout_selection_gpio, tvout); |
4eb54703 | 98 | |
9dd2bb3f CK |
99 | snd_soc_dapm_sync_unlocked(dapm); |
100 | ||
101 | snd_soc_dapm_mutex_unlock(dapm); | |
49100c98 JN |
102 | } |
103 | ||
104 | static int rx51_startup(struct snd_pcm_substream *substream) | |
105 | { | |
106 | struct snd_pcm_runtime *runtime = substream->runtime; | |
107 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
022658be | 108 | struct snd_soc_card *card = rtd->card; |
49100c98 JN |
109 | |
110 | snd_pcm_hw_constraint_minmax(runtime, | |
111 | SNDRV_PCM_HW_PARAM_CHANNELS, 2, 2); | |
022658be | 112 | rx51_ext_control(&card->dapm); |
49100c98 JN |
113 | |
114 | return 0; | |
115 | } | |
116 | ||
117 | static int rx51_hw_params(struct snd_pcm_substream *substream, | |
118 | struct snd_pcm_hw_params *params) | |
119 | { | |
120 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
f0fba2ad | 121 | struct snd_soc_dai *codec_dai = rtd->codec_dai; |
49100c98 JN |
122 | |
123 | /* Set the codec system clock for DAC and ADC */ | |
124 | return snd_soc_dai_set_sysclk(codec_dai, 0, 19200000, | |
125 | SND_SOC_CLOCK_IN); | |
126 | } | |
127 | ||
128 | static struct snd_soc_ops rx51_ops = { | |
129 | .startup = rx51_startup, | |
130 | .hw_params = rx51_hw_params, | |
131 | }; | |
132 | ||
133 | static int rx51_get_spk(struct snd_kcontrol *kcontrol, | |
134 | struct snd_ctl_elem_value *ucontrol) | |
135 | { | |
136 | ucontrol->value.integer.value[0] = rx51_spk_func; | |
137 | ||
138 | return 0; | |
139 | } | |
140 | ||
141 | static int rx51_set_spk(struct snd_kcontrol *kcontrol, | |
142 | struct snd_ctl_elem_value *ucontrol) | |
143 | { | |
022658be | 144 | struct snd_soc_card *card = snd_kcontrol_chip(kcontrol); |
49100c98 JN |
145 | |
146 | if (rx51_spk_func == ucontrol->value.integer.value[0]) | |
147 | return 0; | |
148 | ||
149 | rx51_spk_func = ucontrol->value.integer.value[0]; | |
022658be | 150 | rx51_ext_control(&card->dapm); |
49100c98 JN |
151 | |
152 | return 1; | |
153 | } | |
154 | ||
155 | static int rx51_spk_event(struct snd_soc_dapm_widget *w, | |
156 | struct snd_kcontrol *k, int event) | |
157 | { | |
386e81ab SR |
158 | struct snd_soc_dapm_context *dapm = w->dapm; |
159 | struct snd_soc_card *card = dapm->card; | |
160 | struct rx51_audio_pdata *pdata = snd_soc_card_get_drvdata(card); | |
161 | ||
162 | gpiod_set_raw_value_cansleep(pdata->speaker_amp_gpio, | |
163 | !!SND_SOC_DAPM_EVENT_ON(event)); | |
49100c98 JN |
164 | |
165 | return 0; | |
166 | } | |
167 | ||
48529b3b JN |
168 | static int rx51_hp_event(struct snd_soc_dapm_widget *w, |
169 | struct snd_kcontrol *k, int event) | |
170 | { | |
a761f87f | 171 | struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); |
48529b3b JN |
172 | |
173 | if (SND_SOC_DAPM_EVENT_ON(event)) | |
174 | tpa6130a2_stereo_enable(codec, 1); | |
175 | else | |
176 | tpa6130a2_stereo_enable(codec, 0); | |
177 | ||
178 | return 0; | |
179 | } | |
180 | ||
49100c98 JN |
181 | static int rx51_get_input(struct snd_kcontrol *kcontrol, |
182 | struct snd_ctl_elem_value *ucontrol) | |
183 | { | |
184 | ucontrol->value.integer.value[0] = rx51_dmic_func; | |
185 | ||
186 | return 0; | |
187 | } | |
188 | ||
189 | static int rx51_set_input(struct snd_kcontrol *kcontrol, | |
190 | struct snd_ctl_elem_value *ucontrol) | |
191 | { | |
022658be | 192 | struct snd_soc_card *card = snd_kcontrol_chip(kcontrol); |
49100c98 JN |
193 | |
194 | if (rx51_dmic_func == ucontrol->value.integer.value[0]) | |
195 | return 0; | |
196 | ||
197 | rx51_dmic_func = ucontrol->value.integer.value[0]; | |
022658be | 198 | rx51_ext_control(&card->dapm); |
49100c98 JN |
199 | |
200 | return 1; | |
201 | } | |
202 | ||
4eb54703 JN |
203 | static int rx51_get_jack(struct snd_kcontrol *kcontrol, |
204 | struct snd_ctl_elem_value *ucontrol) | |
205 | { | |
206 | ucontrol->value.integer.value[0] = rx51_jack_func; | |
207 | ||
208 | return 0; | |
209 | } | |
210 | ||
211 | static int rx51_set_jack(struct snd_kcontrol *kcontrol, | |
212 | struct snd_ctl_elem_value *ucontrol) | |
213 | { | |
022658be | 214 | struct snd_soc_card *card = snd_kcontrol_chip(kcontrol); |
4eb54703 JN |
215 | |
216 | if (rx51_jack_func == ucontrol->value.integer.value[0]) | |
217 | return 0; | |
218 | ||
219 | rx51_jack_func = ucontrol->value.integer.value[0]; | |
022658be | 220 | rx51_ext_control(&card->dapm); |
4eb54703 JN |
221 | |
222 | return 1; | |
223 | } | |
224 | ||
8c523115 JN |
225 | static struct snd_soc_jack rx51_av_jack; |
226 | ||
227 | static struct snd_soc_jack_gpio rx51_av_jack_gpios[] = { | |
228 | { | |
8c523115 | 229 | .name = "avdet-gpio", |
17840619 | 230 | .report = SND_JACK_HEADSET, |
8c523115 JN |
231 | .invert = 1, |
232 | .debounce_time = 200, | |
233 | }, | |
234 | }; | |
235 | ||
49100c98 JN |
236 | static const struct snd_soc_dapm_widget aic34_dapm_widgets[] = { |
237 | SND_SOC_DAPM_SPK("Ext Spk", rx51_spk_event), | |
238 | SND_SOC_DAPM_MIC("DMic", NULL), | |
48529b3b | 239 | SND_SOC_DAPM_HP("Headphone Jack", rx51_hp_event), |
31164c7c | 240 | SND_SOC_DAPM_MIC("HS Mic", NULL), |
9d7e584b | 241 | SND_SOC_DAPM_LINE("FM Transmitter", NULL), |
8cda9751 JN |
242 | SND_SOC_DAPM_SPK("Earphone", NULL), |
243 | }; | |
244 | ||
49100c98 JN |
245 | static const struct snd_soc_dapm_route audio_map[] = { |
246 | {"Ext Spk", NULL, "HPLOUT"}, | |
247 | {"Ext Spk", NULL, "HPROUT"}, | |
48529b3b JN |
248 | {"Headphone Jack", NULL, "LLOUT"}, |
249 | {"Headphone Jack", NULL, "RLOUT"}, | |
9d7e584b JN |
250 | {"FM Transmitter", NULL, "LLOUT"}, |
251 | {"FM Transmitter", NULL, "RLOUT"}, | |
49100c98 | 252 | |
e2e8bfdf HG |
253 | {"DMic Rate 64", NULL, "Mic Bias"}, |
254 | {"Mic Bias", NULL, "DMic"}, | |
49100c98 | 255 | |
8cda9751 JN |
256 | {"b LINE2R", NULL, "MONO_LOUT"}, |
257 | {"Earphone", NULL, "b HPLOUT"}, | |
31164c7c | 258 | |
e2e8bfdf HG |
259 | {"LINE1L", NULL, "b Mic Bias"}, |
260 | {"b Mic Bias", NULL, "HS Mic"} | |
8cda9751 JN |
261 | }; |
262 | ||
441dc45a SR |
263 | static const char * const spk_function[] = {"Off", "On"}; |
264 | static const char * const input_function[] = {"ADC", "Digital Mic"}; | |
265 | static const char * const jack_function[] = { | |
266 | "Off", "TV-OUT", "Headphone", "Headset" | |
267 | }; | |
49100c98 JN |
268 | |
269 | static const struct soc_enum rx51_enum[] = { | |
270 | SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(spk_function), spk_function), | |
271 | SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(input_function), input_function), | |
4eb54703 | 272 | SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(jack_function), jack_function), |
49100c98 JN |
273 | }; |
274 | ||
275 | static const struct snd_kcontrol_new aic34_rx51_controls[] = { | |
276 | SOC_ENUM_EXT("Speaker Function", rx51_enum[0], | |
277 | rx51_get_spk, rx51_set_spk), | |
278 | SOC_ENUM_EXT("Input Select", rx51_enum[1], | |
279 | rx51_get_input, rx51_set_input), | |
4eb54703 JN |
280 | SOC_ENUM_EXT("Jack Function", rx51_enum[2], |
281 | rx51_get_jack, rx51_set_jack), | |
9d7e584b | 282 | SOC_DAPM_PIN_SWITCH("FM Transmitter"), |
8cda9751 JN |
283 | SOC_DAPM_PIN_SWITCH("Earphone"), |
284 | }; | |
285 | ||
f0fba2ad | 286 | static int rx51_aic34_init(struct snd_soc_pcm_runtime *rtd) |
49100c98 | 287 | { |
f0fba2ad | 288 | struct snd_soc_codec *codec = rtd->codec; |
0596f700 | 289 | struct snd_soc_card *card = rtd->card; |
386e81ab SR |
290 | struct rx51_audio_pdata *pdata = snd_soc_card_get_drvdata(card); |
291 | ||
ce6120cc | 292 | struct snd_soc_dapm_context *dapm = &codec->dapm; |
49100c98 JN |
293 | int err; |
294 | ||
295 | /* Set up NC codec pins */ | |
ce6120cc LG |
296 | snd_soc_dapm_nc_pin(dapm, "MIC3L"); |
297 | snd_soc_dapm_nc_pin(dapm, "MIC3R"); | |
298 | snd_soc_dapm_nc_pin(dapm, "LINE1R"); | |
49100c98 | 299 | |
48529b3b | 300 | err = tpa6130a2_add_controls(codec); |
0265e1ae SR |
301 | if (err < 0) { |
302 | dev_err(card->dev, "Failed to add TPA6130A2 controls\n"); | |
48529b3b | 303 | return err; |
0265e1ae | 304 | } |
48529b3b JN |
305 | snd_soc_limit_volume(codec, "TPA6130A2 Headphone Playback Volume", 42); |
306 | ||
0a17a370 | 307 | err = omap_mcbsp_st_add_controls(rtd, 2); |
0265e1ae SR |
308 | if (err < 0) { |
309 | dev_err(card->dev, "Failed to add MCBSP controls\n"); | |
fa4d1f59 | 310 | return err; |
0265e1ae | 311 | } |
fa4d1f59 | 312 | |
8c523115 | 313 | /* AV jack detection */ |
f0fba2ad | 314 | err = snd_soc_jack_new(codec, "AV Jack", |
17840619 JN |
315 | SND_JACK_HEADSET | SND_JACK_VIDEOOUT, |
316 | &rx51_av_jack); | |
0265e1ae SR |
317 | if (err) { |
318 | dev_err(card->dev, "Failed to add AV Jack\n"); | |
8c523115 | 319 | return err; |
0265e1ae | 320 | } |
386e81ab SR |
321 | |
322 | /* prepare gpio for snd_soc_jack_add_gpios */ | |
323 | rx51_av_jack_gpios[0].gpio = desc_to_gpio(pdata->jack_detection_gpio); | |
324 | devm_gpiod_put(card->dev, pdata->jack_detection_gpio); | |
325 | ||
8c523115 JN |
326 | err = snd_soc_jack_add_gpios(&rx51_av_jack, |
327 | ARRAY_SIZE(rx51_av_jack_gpios), | |
328 | rx51_av_jack_gpios); | |
0265e1ae SR |
329 | if (err) { |
330 | dev_err(card->dev, "Failed to add GPIOs\n"); | |
331 | return err; | |
332 | } | |
8c523115 JN |
333 | |
334 | return err; | |
49100c98 JN |
335 | } |
336 | ||
16088cb6 | 337 | static int rx51_card_remove(struct snd_soc_card *card) |
e1d4d3c8 SW |
338 | { |
339 | snd_soc_jack_free_gpios(&rx51_av_jack, ARRAY_SIZE(rx51_av_jack_gpios), | |
340 | rx51_av_jack_gpios); | |
341 | ||
342 | return 0; | |
343 | } | |
344 | ||
49100c98 JN |
345 | /* Digital audio interface glue - connects codec <--> CPU */ |
346 | static struct snd_soc_dai_link rx51_dai[] = { | |
347 | { | |
348 | .name = "TLV320AIC34", | |
349 | .stream_name = "AIC34", | |
45656b44 | 350 | .cpu_dai_name = "omap-mcbsp.2", |
f0fba2ad | 351 | .codec_dai_name = "tlv320aic3x-hifi", |
aac25145 | 352 | .platform_name = "omap-mcbsp.2", |
f0fba2ad | 353 | .codec_name = "tlv320aic3x-codec.2-0018", |
cf9feff2 JN |
354 | .dai_fmt = SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_IB_NF | |
355 | SND_SOC_DAIFMT_CBM_CFM, | |
49100c98 JN |
356 | .init = rx51_aic34_init, |
357 | .ops = &rx51_ops, | |
358 | }, | |
359 | }; | |
360 | ||
a0e17b4e | 361 | static struct snd_soc_aux_dev rx51_aux_dev[] = { |
8cda9751 JN |
362 | { |
363 | .name = "TLV320AIC34b", | |
364 | .codec_name = "tlv320aic3x-codec.2-0019", | |
8cda9751 JN |
365 | }, |
366 | }; | |
367 | ||
368 | static struct snd_soc_codec_conf rx51_codec_conf[] = { | |
369 | { | |
370 | .dev_name = "tlv320aic3x-codec.2-0019", | |
371 | .name_prefix = "b", | |
372 | }, | |
373 | }; | |
374 | ||
49100c98 JN |
375 | /* Audio card */ |
376 | static struct snd_soc_card rx51_sound_card = { | |
377 | .name = "RX-51", | |
b425b884 | 378 | .owner = THIS_MODULE, |
e1d4d3c8 | 379 | .remove = rx51_card_remove, |
49100c98 JN |
380 | .dai_link = rx51_dai, |
381 | .num_links = ARRAY_SIZE(rx51_dai), | |
8cda9751 JN |
382 | .aux_dev = rx51_aux_dev, |
383 | .num_aux_devs = ARRAY_SIZE(rx51_aux_dev), | |
384 | .codec_conf = rx51_codec_conf, | |
385 | .num_configs = ARRAY_SIZE(rx51_codec_conf), | |
81fc5dd4 LPC |
386 | |
387 | .controls = aic34_rx51_controls, | |
388 | .num_controls = ARRAY_SIZE(aic34_rx51_controls), | |
389 | .dapm_widgets = aic34_dapm_widgets, | |
390 | .num_dapm_widgets = ARRAY_SIZE(aic34_dapm_widgets), | |
391 | .dapm_routes = audio_map, | |
392 | .num_dapm_routes = ARRAY_SIZE(audio_map), | |
49100c98 JN |
393 | }; |
394 | ||
a7d52028 | 395 | static int rx51_soc_probe(struct platform_device *pdev) |
49100c98 | 396 | { |
386e81ab | 397 | struct rx51_audio_pdata *pdata; |
d052a3d6 | 398 | struct device_node *np = pdev->dev.of_node; |
a7d52028 | 399 | struct snd_soc_card *card = &rx51_sound_card; |
49100c98 JN |
400 | int err; |
401 | ||
ea2409ba | 402 | if (!machine_is_nokia_rx51() && !of_machine_is_compatible("nokia,omap3-n900")) |
49100c98 JN |
403 | return -ENODEV; |
404 | ||
a7d52028 | 405 | card->dev = &pdev->dev; |
49100c98 | 406 | |
d052a3d6 SR |
407 | if (np) { |
408 | struct device_node *dai_node; | |
409 | ||
410 | dai_node = of_parse_phandle(np, "nokia,cpu-dai", 0); | |
411 | if (!dai_node) { | |
412 | dev_err(&pdev->dev, "McBSP node is not provided\n"); | |
413 | return -EINVAL; | |
414 | } | |
415 | rx51_dai[0].cpu_dai_name = NULL; | |
416 | rx51_dai[0].platform_name = NULL; | |
417 | rx51_dai[0].cpu_of_node = dai_node; | |
418 | rx51_dai[0].platform_of_node = dai_node; | |
419 | ||
420 | dai_node = of_parse_phandle(np, "nokia,audio-codec", 0); | |
421 | if (!dai_node) { | |
422 | dev_err(&pdev->dev, "Codec node is not provided\n"); | |
423 | return -EINVAL; | |
424 | } | |
425 | rx51_dai[0].codec_name = NULL; | |
426 | rx51_dai[0].codec_of_node = dai_node; | |
427 | ||
428 | dai_node = of_parse_phandle(np, "nokia,audio-codec", 1); | |
429 | if (!dai_node) { | |
430 | dev_err(&pdev->dev, "Auxiliary Codec node is not provided\n"); | |
431 | return -EINVAL; | |
432 | } | |
433 | rx51_aux_dev[0].codec_name = NULL; | |
434 | rx51_aux_dev[0].codec_of_node = dai_node; | |
435 | rx51_codec_conf[0].dev_name = NULL; | |
436 | rx51_codec_conf[0].of_node = dai_node; | |
437 | ||
438 | dai_node = of_parse_phandle(np, "nokia,headphone-amplifier", 0); | |
439 | if (!dai_node) { | |
440 | dev_err(&pdev->dev, "Headphone amplifier node is not provided\n"); | |
441 | return -EINVAL; | |
442 | } | |
443 | ||
444 | /* TODO: tpa6130a2a driver supports only a single instance, so | |
445 | * this driver ignores the headphone-amplifier node for now. | |
446 | * It's already mandatory in the DT binding to be future proof. | |
447 | */ | |
448 | } | |
449 | ||
386e81ab SR |
450 | pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); |
451 | if (pdata == NULL) { | |
452 | dev_err(card->dev, "failed to create private data\n"); | |
453 | return -ENOMEM; | |
454 | } | |
455 | snd_soc_card_set_drvdata(card, pdata); | |
456 | ||
457 | pdata->tvout_selection_gpio = devm_gpiod_get(card->dev, | |
458 | "tvout-selection"); | |
459 | if (IS_ERR(pdata->tvout_selection_gpio)) { | |
460 | dev_err(card->dev, "could not get tvout selection gpio\n"); | |
461 | return PTR_ERR(pdata->tvout_selection_gpio); | |
462 | } | |
463 | ||
464 | err = gpiod_direction_output(pdata->tvout_selection_gpio, 0); | |
465 | if (err) { | |
466 | dev_err(card->dev, "could not setup tvout selection gpio\n"); | |
467 | return err; | |
468 | } | |
469 | ||
470 | pdata->jack_detection_gpio = devm_gpiod_get(card->dev, | |
471 | "jack-detection"); | |
472 | if (IS_ERR(pdata->jack_detection_gpio)) { | |
473 | dev_err(card->dev, "could not get jack detection gpio\n"); | |
474 | return PTR_ERR(pdata->jack_detection_gpio); | |
475 | } | |
476 | ||
477 | pdata->eci_sw_gpio = devm_gpiod_get(card->dev, "eci-switch"); | |
478 | if (IS_ERR(pdata->eci_sw_gpio)) { | |
479 | dev_err(card->dev, "could not get eci switch gpio\n"); | |
480 | return PTR_ERR(pdata->eci_sw_gpio); | |
481 | } | |
482 | ||
483 | err = gpiod_direction_output(pdata->eci_sw_gpio, 1); | |
484 | if (err) { | |
485 | dev_err(card->dev, "could not setup eci switch gpio\n"); | |
486 | return err; | |
487 | } | |
488 | ||
489 | pdata->speaker_amp_gpio = devm_gpiod_get(card->dev, | |
490 | "speaker-amplifier"); | |
491 | if (IS_ERR(pdata->speaker_amp_gpio)) { | |
492 | dev_err(card->dev, "could not get speaker enable gpio\n"); | |
493 | return PTR_ERR(pdata->speaker_amp_gpio); | |
494 | } | |
495 | ||
496 | err = gpiod_direction_output(pdata->speaker_amp_gpio, 0); | |
497 | if (err) { | |
498 | dev_err(card->dev, "could not setup speaker enable gpio\n"); | |
499 | return err; | |
500 | } | |
501 | ||
a7d52028 SR |
502 | err = devm_snd_soc_register_card(card->dev, card); |
503 | if (err) { | |
504 | dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", err); | |
386e81ab | 505 | return err; |
a7d52028 | 506 | } |
49100c98 JN |
507 | |
508 | return 0; | |
49100c98 JN |
509 | } |
510 | ||
d052a3d6 SR |
511 | #if defined(CONFIG_OF) |
512 | static const struct of_device_id rx51_audio_of_match[] = { | |
513 | { .compatible = "nokia,n900-audio", }, | |
514 | {}, | |
515 | }; | |
516 | MODULE_DEVICE_TABLE(of, rx51_audio_of_match); | |
517 | #endif | |
518 | ||
a7d52028 SR |
519 | static struct platform_driver rx51_soc_driver = { |
520 | .driver = { | |
521 | .name = "rx51-audio", | |
d052a3d6 | 522 | .of_match_table = of_match_ptr(rx51_audio_of_match), |
a7d52028 SR |
523 | }, |
524 | .probe = rx51_soc_probe, | |
a7d52028 SR |
525 | }; |
526 | ||
527 | module_platform_driver(rx51_soc_driver); | |
49100c98 JN |
528 | |
529 | MODULE_AUTHOR("Nokia Corporation"); | |
530 | MODULE_DESCRIPTION("ALSA SoC Nokia RX-51"); | |
531 | MODULE_LICENSE("GPL"); | |
beab3da1 | 532 | MODULE_ALIAS("platform:rx51-audio"); |