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Commit | Line | Data |
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74930bb6 | 1 | /* |
f5c4ffbd | 2 | * neo1973_wm8753.c -- SoC audio for Openmoko Neo1973 and Freerunner devices |
74930bb6 | 3 | * |
f5c4ffbd LPC |
4 | * Copyright 2007 Openmoko Inc |
5 | * Author: Graeme Gregory <graeme@openmoko.org> | |
74930bb6 GG |
6 | * Copyright 2007 Wolfson Microelectronics PLC. |
7 | * Author: Graeme Gregory | |
8 | * graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com | |
f5c4ffbd | 9 | * Copyright 2009 Wolfson Microelectronics |
74930bb6 GG |
10 | * |
11 | * This program is free software; you can redistribute it and/or modify it | |
12 | * under the terms of the GNU General Public License as published by the | |
13 | * Free Software Foundation; either version 2 of the License, or (at your | |
14 | * option) any later version. | |
74930bb6 GG |
15 | */ |
16 | ||
17 | #include <linux/module.h> | |
74930bb6 | 18 | #include <linux/platform_device.h> |
f5c4ffbd LPC |
19 | #include <linux/gpio.h> |
20 | ||
74930bb6 | 21 | #include <sound/soc.h> |
74930bb6 | 22 | |
fb2aa074 | 23 | #include <asm/mach-types.h> |
8150bc88 | 24 | #include <plat/regs-iis.h> |
f5c4ffbd | 25 | #include <mach/gta02.h> |
aa9673cf | 26 | |
74930bb6 | 27 | #include "../codecs/wm8753.h" |
74930bb6 GG |
28 | #include "s3c24xx-i2s.h" |
29 | ||
74930bb6 GG |
30 | static int neo1973_hifi_hw_params(struct snd_pcm_substream *substream, |
31 | struct snd_pcm_hw_params *params) | |
32 | { | |
33 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
f0fba2ad LG |
34 | struct snd_soc_dai *codec_dai = rtd->codec_dai; |
35 | struct snd_soc_dai *cpu_dai = rtd->cpu_dai; | |
74930bb6 GG |
36 | unsigned int pll_out = 0, bclk = 0; |
37 | int ret = 0; | |
38 | unsigned long iis_clkrate; | |
39 | ||
40 | iis_clkrate = s3c24xx_i2s_get_clockrate(); | |
41 | ||
42 | switch (params_rate(params)) { | |
43 | case 8000: | |
44 | case 16000: | |
45 | pll_out = 12288000; | |
46 | break; | |
47 | case 48000: | |
48 | bclk = WM8753_BCLK_DIV_4; | |
49 | pll_out = 12288000; | |
50 | break; | |
51 | case 96000: | |
52 | bclk = WM8753_BCLK_DIV_2; | |
53 | pll_out = 12288000; | |
54 | break; | |
55 | case 11025: | |
56 | bclk = WM8753_BCLK_DIV_16; | |
57 | pll_out = 11289600; | |
58 | break; | |
59 | case 22050: | |
60 | bclk = WM8753_BCLK_DIV_8; | |
61 | pll_out = 11289600; | |
62 | break; | |
63 | case 44100: | |
64 | bclk = WM8753_BCLK_DIV_4; | |
65 | pll_out = 11289600; | |
66 | break; | |
67 | case 88200: | |
68 | bclk = WM8753_BCLK_DIV_2; | |
69 | pll_out = 11289600; | |
70 | break; | |
71 | } | |
72 | ||
73 | /* set codec DAI configuration */ | |
64105cfd | 74 | ret = snd_soc_dai_set_fmt(codec_dai, |
74930bb6 GG |
75 | SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | |
76 | SND_SOC_DAIFMT_CBM_CFM); | |
77 | if (ret < 0) | |
78 | return ret; | |
79 | ||
80 | /* set cpu DAI configuration */ | |
64105cfd | 81 | ret = snd_soc_dai_set_fmt(cpu_dai, |
74930bb6 GG |
82 | SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | |
83 | SND_SOC_DAIFMT_CBM_CFM); | |
84 | if (ret < 0) | |
85 | return ret; | |
86 | ||
87 | /* set the codec system clock for DAC and ADC */ | |
64105cfd | 88 | ret = snd_soc_dai_set_sysclk(codec_dai, WM8753_MCLK, pll_out, |
74930bb6 GG |
89 | SND_SOC_CLOCK_IN); |
90 | if (ret < 0) | |
91 | return ret; | |
92 | ||
93 | /* set MCLK division for sample rate */ | |
64105cfd | 94 | ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_MCLK, |
8ba02ace | 95 | S3C2410_IISMOD_32FS); |
74930bb6 GG |
96 | if (ret < 0) |
97 | return ret; | |
98 | ||
99 | /* set codec BCLK division for sample rate */ | |
64105cfd | 100 | ret = snd_soc_dai_set_clkdiv(codec_dai, WM8753_BCLKDIV, bclk); |
74930bb6 GG |
101 | if (ret < 0) |
102 | return ret; | |
103 | ||
104 | /* set prescaler division for sample rate */ | |
64105cfd | 105 | ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_PRESCALER, |
8ba02ace | 106 | S3C24XX_PRESCALE(4, 4)); |
74930bb6 GG |
107 | if (ret < 0) |
108 | return ret; | |
109 | ||
110 | /* codec PLL input is PCLK/4 */ | |
85488037 | 111 | ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0, |
74930bb6 GG |
112 | iis_clkrate / 4, pll_out); |
113 | if (ret < 0) | |
114 | return ret; | |
115 | ||
116 | return 0; | |
117 | } | |
118 | ||
119 | static int neo1973_hifi_hw_free(struct snd_pcm_substream *substream) | |
120 | { | |
121 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
f0fba2ad | 122 | struct snd_soc_dai *codec_dai = rtd->codec_dai; |
74930bb6 GG |
123 | |
124 | /* disable the PLL */ | |
140318aa | 125 | return snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0, 0, 0); |
74930bb6 GG |
126 | } |
127 | ||
128 | /* | |
129 | * Neo1973 WM8753 HiFi DAI opserations. | |
130 | */ | |
131 | static struct snd_soc_ops neo1973_hifi_ops = { | |
132 | .hw_params = neo1973_hifi_hw_params, | |
133 | .hw_free = neo1973_hifi_hw_free, | |
134 | }; | |
135 | ||
136 | static int neo1973_voice_hw_params(struct snd_pcm_substream *substream, | |
137 | struct snd_pcm_hw_params *params) | |
138 | { | |
139 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
f0fba2ad | 140 | struct snd_soc_dai *codec_dai = rtd->codec_dai; |
74930bb6 GG |
141 | unsigned int pcmdiv = 0; |
142 | int ret = 0; | |
143 | unsigned long iis_clkrate; | |
144 | ||
145 | iis_clkrate = s3c24xx_i2s_get_clockrate(); | |
146 | ||
147 | if (params_rate(params) != 8000) | |
148 | return -EINVAL; | |
149 | if (params_channels(params) != 1) | |
150 | return -EINVAL; | |
151 | ||
152 | pcmdiv = WM8753_PCM_DIV_6; /* 2.048 MHz */ | |
153 | ||
154 | /* todo: gg check mode (DSP_B) against CSR datasheet */ | |
155 | /* set codec DAI configuration */ | |
64105cfd | 156 | ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_DSP_B | |
74930bb6 GG |
157 | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS); |
158 | if (ret < 0) | |
159 | return ret; | |
160 | ||
161 | /* set the codec system clock for DAC and ADC */ | |
64105cfd | 162 | ret = snd_soc_dai_set_sysclk(codec_dai, WM8753_PCMCLK, 12288000, |
74930bb6 GG |
163 | SND_SOC_CLOCK_IN); |
164 | if (ret < 0) | |
165 | return ret; | |
166 | ||
167 | /* set codec PCM division for sample rate */ | |
64105cfd | 168 | ret = snd_soc_dai_set_clkdiv(codec_dai, WM8753_PCMDIV, pcmdiv); |
74930bb6 GG |
169 | if (ret < 0) |
170 | return ret; | |
171 | ||
fa2eb005 | 172 | /* configure and enable PLL for 12.288MHz output */ |
140318aa | 173 | ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0, |
74930bb6 GG |
174 | iis_clkrate / 4, 12288000); |
175 | if (ret < 0) | |
176 | return ret; | |
177 | ||
178 | return 0; | |
179 | } | |
180 | ||
181 | static int neo1973_voice_hw_free(struct snd_pcm_substream *substream) | |
182 | { | |
183 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
f0fba2ad | 184 | struct snd_soc_dai *codec_dai = rtd->codec_dai; |
74930bb6 GG |
185 | |
186 | /* disable the PLL */ | |
140318aa | 187 | return snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0, 0, 0); |
74930bb6 GG |
188 | } |
189 | ||
190 | static struct snd_soc_ops neo1973_voice_ops = { | |
191 | .hw_params = neo1973_voice_hw_params, | |
192 | .hw_free = neo1973_voice_hw_free, | |
193 | }; | |
194 | ||
f5c4ffbd LPC |
195 | /* Shared routes and controls */ |
196 | ||
197 | static const struct snd_soc_dapm_widget neo1973_wm8753_dapm_widgets[] = { | |
74930bb6 GG |
198 | SND_SOC_DAPM_LINE("GSM Line Out", NULL), |
199 | SND_SOC_DAPM_LINE("GSM Line In", NULL), | |
200 | SND_SOC_DAPM_MIC("Headset Mic", NULL), | |
f5c4ffbd | 201 | SND_SOC_DAPM_MIC("Handset Mic", NULL), |
74930bb6 GG |
202 | }; |
203 | ||
9b0a25f0 | 204 | static const struct snd_soc_dapm_route neo1973_wm8753_routes[] = { |
74930bb6 GG |
205 | /* Connections to the GSM Module */ |
206 | {"GSM Line Out", NULL, "MONO1"}, | |
207 | {"GSM Line Out", NULL, "MONO2"}, | |
208 | {"RXP", NULL, "GSM Line In"}, | |
209 | {"RXN", NULL, "GSM Line In"}, | |
210 | ||
211 | /* Connections to Headset */ | |
212 | {"MIC1", NULL, "Mic Bias"}, | |
213 | {"Mic Bias", NULL, "Headset Mic"}, | |
214 | ||
215 | /* Call Mic */ | |
216 | {"MIC2", NULL, "Mic Bias"}, | |
217 | {"MIC2N", NULL, "Mic Bias"}, | |
f5c4ffbd | 218 | {"Mic Bias", NULL, "Handset Mic"}, |
74930bb6 GG |
219 | |
220 | /* Connect the ALC pins */ | |
221 | {"ACIN", NULL, "ACOP"}, | |
74930bb6 GG |
222 | }; |
223 | ||
9b0a25f0 | 224 | static const struct snd_kcontrol_new neo1973_wm8753_controls[] = { |
004c52e0 LPC |
225 | SOC_DAPM_PIN_SWITCH("GSM Line Out"), |
226 | SOC_DAPM_PIN_SWITCH("GSM Line In"), | |
227 | SOC_DAPM_PIN_SWITCH("Headset Mic"), | |
f5c4ffbd | 228 | SOC_DAPM_PIN_SWITCH("Handset Mic"), |
74930bb6 GG |
229 | }; |
230 | ||
25985edc | 231 | /* GTA02 specific routes and controls */ |
f5c4ffbd LPC |
232 | |
233 | #ifdef CONFIG_MACH_NEO1973_GTA02 | |
234 | ||
235 | static int gta02_speaker_enabled; | |
236 | ||
237 | static int lm4853_set_spk(struct snd_kcontrol *kcontrol, | |
238 | struct snd_ctl_elem_value *ucontrol) | |
239 | { | |
240 | gta02_speaker_enabled = ucontrol->value.integer.value[0]; | |
241 | ||
242 | gpio_set_value(GTA02_GPIO_HP_IN, !gta02_speaker_enabled); | |
243 | ||
244 | return 0; | |
245 | } | |
246 | ||
247 | static int lm4853_get_spk(struct snd_kcontrol *kcontrol, | |
248 | struct snd_ctl_elem_value *ucontrol) | |
249 | { | |
250 | ucontrol->value.integer.value[0] = gta02_speaker_enabled; | |
251 | return 0; | |
252 | } | |
253 | ||
254 | static int lm4853_event(struct snd_soc_dapm_widget *w, | |
255 | struct snd_kcontrol *k, int event) | |
256 | { | |
257 | gpio_set_value(GTA02_GPIO_AMP_SHUT, SND_SOC_DAPM_EVENT_OFF(event)); | |
258 | ||
259 | return 0; | |
260 | } | |
261 | ||
262 | static const struct snd_soc_dapm_route neo1973_gta02_routes[] = { | |
263 | /* Connections to the amp */ | |
264 | {"Stereo Out", NULL, "LOUT1"}, | |
265 | {"Stereo Out", NULL, "ROUT1"}, | |
266 | ||
267 | /* Call Speaker */ | |
268 | {"Handset Spk", NULL, "LOUT2"}, | |
269 | {"Handset Spk", NULL, "ROUT2"}, | |
270 | }; | |
271 | ||
272 | static const struct snd_kcontrol_new neo1973_gta02_wm8753_controls[] = { | |
273 | SOC_DAPM_PIN_SWITCH("Handset Spk"), | |
274 | SOC_DAPM_PIN_SWITCH("Stereo Out"), | |
275 | ||
276 | SOC_SINGLE_BOOL_EXT("Amp Spk Switch", 0, | |
277 | lm4853_get_spk, | |
278 | lm4853_set_spk), | |
279 | }; | |
280 | ||
281 | static const struct snd_soc_dapm_widget neo1973_gta02_wm8753_dapm_widgets[] = { | |
282 | SND_SOC_DAPM_SPK("Handset Spk", NULL), | |
283 | SND_SOC_DAPM_SPK("Stereo Out", lm4853_event), | |
284 | }; | |
285 | ||
286 | static int neo1973_gta02_wm8753_init(struct snd_soc_codec *codec) | |
287 | { | |
288 | struct snd_soc_dapm_context *dapm = &codec->dapm; | |
289 | int ret; | |
290 | ||
291 | ret = snd_soc_dapm_new_controls(dapm, neo1973_gta02_wm8753_dapm_widgets, | |
292 | ARRAY_SIZE(neo1973_gta02_wm8753_dapm_widgets)); | |
293 | if (ret) | |
294 | return ret; | |
295 | ||
296 | ret = snd_soc_dapm_add_routes(dapm, neo1973_gta02_routes, | |
297 | ARRAY_SIZE(neo1973_gta02_routes)); | |
298 | if (ret) | |
299 | return ret; | |
300 | ||
301 | ret = snd_soc_add_controls(codec, neo1973_gta02_wm8753_controls, | |
302 | ARRAY_SIZE(neo1973_gta02_wm8753_controls)); | |
303 | if (ret) | |
304 | return ret; | |
305 | ||
306 | snd_soc_dapm_disable_pin(dapm, "Stereo Out"); | |
307 | snd_soc_dapm_disable_pin(dapm, "Handset Spk"); | |
308 | snd_soc_dapm_ignore_suspend(dapm, "Stereo Out"); | |
309 | snd_soc_dapm_ignore_suspend(dapm, "Handset Spk"); | |
310 | ||
311 | return 0; | |
312 | } | |
313 | ||
314 | #else | |
315 | static int neo1973_gta02_wm8753_init(struct snd_soc_code *codec) { return 0; } | |
316 | #endif | |
9b0a25f0 | 317 | |
f0fba2ad | 318 | static int neo1973_wm8753_init(struct snd_soc_pcm_runtime *rtd) |
74930bb6 | 319 | { |
f0fba2ad | 320 | struct snd_soc_codec *codec = rtd->codec; |
ce6120cc | 321 | struct snd_soc_dapm_context *dapm = &codec->dapm; |
f5c4ffbd | 322 | int ret; |
1894c59f | 323 | |
74930bb6 | 324 | /* set up NC codec pins */ |
f5c4ffbd LPC |
325 | if (machine_is_neo1973_gta01()) { |
326 | snd_soc_dapm_nc_pin(dapm, "LOUT2"); | |
327 | snd_soc_dapm_nc_pin(dapm, "ROUT2"); | |
328 | } | |
ce6120cc LG |
329 | snd_soc_dapm_nc_pin(dapm, "OUT3"); |
330 | snd_soc_dapm_nc_pin(dapm, "OUT4"); | |
331 | snd_soc_dapm_nc_pin(dapm, "LINE1"); | |
332 | snd_soc_dapm_nc_pin(dapm, "LINE2"); | |
74930bb6 | 333 | |
74930bb6 | 334 | /* Add neo1973 specific widgets */ |
f5c4ffbd LPC |
335 | ret = snd_soc_dapm_new_controls(dapm, neo1973_wm8753_dapm_widgets, |
336 | ARRAY_SIZE(neo1973_wm8753_dapm_widgets)); | |
337 | if (ret) | |
338 | return ret; | |
e8089948 | 339 | |
74930bb6 | 340 | /* add neo1973 specific controls */ |
f5c4ffbd LPC |
341 | ret = snd_soc_add_controls(codec, neo1973_wm8753_controls, |
342 | ARRAY_SIZE(neo1973_wm8753_controls)); | |
343 | if (ret) | |
344 | return ret; | |
74930bb6 | 345 | |
8f3112d7 | 346 | /* set up neo1973 specific audio routes */ |
f5c4ffbd | 347 | ret = snd_soc_dapm_add_routes(dapm, neo1973_wm8753_routes, |
9b0a25f0 | 348 | ARRAY_SIZE(neo1973_wm8753_routes)); |
f5c4ffbd LPC |
349 | if (ret) |
350 | return ret; | |
351 | ||
352 | /* set endpoints to default off mode */ | |
353 | snd_soc_dapm_disable_pin(dapm, "GSM Line Out"); | |
354 | snd_soc_dapm_disable_pin(dapm, "GSM Line In"); | |
355 | snd_soc_dapm_disable_pin(dapm, "Headset Mic"); | |
356 | snd_soc_dapm_disable_pin(dapm, "Handset Mic"); | |
357 | ||
358 | /* allow audio paths from the GSM modem to run during suspend */ | |
359 | snd_soc_dapm_ignore_suspend(dapm, "GSM Line Out"); | |
360 | snd_soc_dapm_ignore_suspend(dapm, "GSM Line In"); | |
361 | snd_soc_dapm_ignore_suspend(dapm, "Headset Mic"); | |
362 | snd_soc_dapm_ignore_suspend(dapm, "Handset Mic"); | |
363 | ||
364 | if (machine_is_neo1973_gta02()) { | |
365 | ret = neo1973_gta02_wm8753_init(codec); | |
366 | if (ret) | |
367 | return ret; | |
368 | } | |
74930bb6 | 369 | |
ce6120cc | 370 | snd_soc_dapm_sync(dapm); |
f5c4ffbd | 371 | |
74930bb6 GG |
372 | return 0; |
373 | } | |
374 | ||
25985edc | 375 | /* GTA01 specific controls */ |
f5c4ffbd LPC |
376 | |
377 | #ifdef CONFIG_MACH_NEO1973_GTA01 | |
378 | ||
9b0a25f0 LPC |
379 | static const struct snd_soc_dapm_route neo1973_lm4857_routes[] = { |
380 | {"Amp IN", NULL, "ROUT1"}, | |
381 | {"Amp IN", NULL, "LOUT1"}, | |
382 | ||
383 | {"Handset Spk", NULL, "Amp EP"}, | |
384 | {"Stereo Out", NULL, "Amp LS"}, | |
385 | {"Headphone", NULL, "Amp HP"}, | |
386 | }; | |
387 | ||
388 | static const struct snd_soc_dapm_widget neo1973_lm4857_dapm_widgets[] = { | |
389 | SND_SOC_DAPM_SPK("Handset Spk", NULL), | |
390 | SND_SOC_DAPM_SPK("Stereo Out", NULL), | |
391 | SND_SOC_DAPM_HP("Headphone", NULL), | |
392 | }; | |
393 | ||
394 | static int neo1973_lm4857_init(struct snd_soc_dapm_context *dapm) | |
395 | { | |
396 | int ret; | |
397 | ||
398 | ret = snd_soc_dapm_new_controls(dapm, neo1973_lm4857_dapm_widgets, | |
399 | ARRAY_SIZE(neo1973_lm4857_dapm_widgets)); | |
400 | if (ret) | |
401 | return ret; | |
402 | ||
403 | ret = snd_soc_dapm_add_routes(dapm, neo1973_lm4857_routes, | |
404 | ARRAY_SIZE(neo1973_lm4857_routes)); | |
405 | if (ret) | |
406 | return ret; | |
407 | ||
408 | snd_soc_dapm_ignore_suspend(dapm, "Stereo Out"); | |
409 | snd_soc_dapm_ignore_suspend(dapm, "Handset Spk"); | |
410 | snd_soc_dapm_ignore_suspend(dapm, "Headphone"); | |
411 | ||
412 | snd_soc_dapm_sync(dapm); | |
413 | ||
414 | return 0; | |
415 | } | |
416 | ||
f5c4ffbd LPC |
417 | #else |
418 | static int neo1973_lm4857_init(struct snd_soc_dapm_context *dapm) { return 0; }; | |
419 | #endif | |
420 | ||
74930bb6 GG |
421 | static struct snd_soc_dai_link neo1973_dai[] = { |
422 | { /* Hifi Playback - for similatious use with voice below */ | |
423 | .name = "WM8753", | |
424 | .stream_name = "WM8753 HiFi", | |
58bb4072 | 425 | .platform_name = "samsung-audio", |
518aa59f | 426 | .cpu_dai_name = "s3c24xx-iis", |
f0fba2ad | 427 | .codec_dai_name = "wm8753-hifi", |
81d7da54 | 428 | .codec_name = "wm8753-codec.0-001a", |
74930bb6 GG |
429 | .init = neo1973_wm8753_init, |
430 | .ops = &neo1973_hifi_ops, | |
431 | }, | |
432 | { /* Voice via BT */ | |
433 | .name = "Bluetooth", | |
434 | .stream_name = "Voice", | |
58bb4072 | 435 | .platform_name = "samsung-audio", |
a077ff90 | 436 | .cpu_dai_name = "dfbmcs320-pcm", |
f0fba2ad | 437 | .codec_dai_name = "wm8753-voice", |
81d7da54 | 438 | .codec_name = "wm8753-codec.0-001a", |
74930bb6 GG |
439 | .ops = &neo1973_voice_ops, |
440 | }, | |
441 | }; | |
442 | ||
9b0a25f0 | 443 | static struct snd_soc_aux_dev neo1973_aux_devs[] = { |
a077ff90 LPC |
444 | { |
445 | .name = "dfbmcs320", | |
446 | .codec_name = "dfbmcs320.0", | |
447 | }, | |
9b0a25f0 LPC |
448 | { |
449 | .name = "lm4857", | |
450 | .codec_name = "lm4857.0-007c", | |
451 | .init = neo1973_lm4857_init, | |
452 | }, | |
74930bb6 GG |
453 | }; |
454 | ||
9b0a25f0 LPC |
455 | static struct snd_soc_codec_conf neo1973_codec_conf[] = { |
456 | { | |
457 | .dev_name = "lm4857.0-007c", | |
458 | .name_prefix = "Amp", | |
459 | }, | |
b6471305 JD |
460 | }; |
461 | ||
f5c4ffbd LPC |
462 | #ifdef CONFIG_MACH_NEO1973_GTA02 |
463 | static const struct gpio neo1973_gta02_gpios[] = { | |
464 | { GTA02_GPIO_HP_IN, GPIOF_OUT_INIT_HIGH, "GTA02_HP_IN" }, | |
465 | { GTA02_GPIO_AMP_SHUT, GPIOF_OUT_INIT_HIGH, "GTA02_AMP_SHUT" }, | |
466 | }; | |
467 | #else | |
468 | static const struct gpio neo1973_gta02_gpios[] = {}; | |
469 | #endif | |
470 | ||
9b0a25f0 LPC |
471 | static struct snd_soc_card neo1973 = { |
472 | .name = "neo1973", | |
473 | .dai_link = neo1973_dai, | |
474 | .num_links = ARRAY_SIZE(neo1973_dai), | |
475 | .aux_dev = neo1973_aux_devs, | |
476 | .num_aux_devs = ARRAY_SIZE(neo1973_aux_devs), | |
477 | .codec_conf = neo1973_codec_conf, | |
478 | .num_configs = ARRAY_SIZE(neo1973_codec_conf), | |
74930bb6 GG |
479 | }; |
480 | ||
481 | static struct platform_device *neo1973_snd_device; | |
482 | ||
483 | static int __init neo1973_init(void) | |
484 | { | |
485 | int ret; | |
486 | ||
f5c4ffbd | 487 | if (!machine_is_neo1973_gta01() && !machine_is_neo1973_gta02()) |
fb2aa074 | 488 | return -ENODEV; |
f5c4ffbd LPC |
489 | |
490 | if (machine_is_neo1973_gta02()) { | |
491 | neo1973.name = "neo1973gta02"; | |
a077ff90 | 492 | neo1973.num_aux_devs = 1; |
f5c4ffbd LPC |
493 | |
494 | ret = gpio_request_array(neo1973_gta02_gpios, | |
495 | ARRAY_SIZE(neo1973_gta02_gpios)); | |
496 | if (ret) | |
497 | return ret; | |
fb2aa074 MB |
498 | } |
499 | ||
74930bb6 | 500 | neo1973_snd_device = platform_device_alloc("soc-audio", -1); |
f5c4ffbd LPC |
501 | if (!neo1973_snd_device) { |
502 | ret = -ENOMEM; | |
503 | goto err_gpio_free; | |
504 | } | |
505 | ||
f0fba2ad | 506 | platform_set_drvdata(neo1973_snd_device, &neo1973); |
74930bb6 GG |
507 | ret = platform_device_add(neo1973_snd_device); |
508 | ||
f5c4ffbd | 509 | if (ret) |
a077ff90 | 510 | goto err_put_device; |
74930bb6 | 511 | |
f5c4ffbd | 512 | return 0; |
74930bb6 | 513 | |
f5c4ffbd LPC |
514 | err_put_device: |
515 | platform_device_put(neo1973_snd_device); | |
516 | err_gpio_free: | |
517 | if (machine_is_neo1973_gta02()) { | |
518 | gpio_free_array(neo1973_gta02_gpios, | |
519 | ARRAY_SIZE(neo1973_gta02_gpios)); | |
520 | } | |
74930bb6 GG |
521 | return ret; |
522 | } | |
f5c4ffbd | 523 | module_init(neo1973_init); |
74930bb6 GG |
524 | |
525 | static void __exit neo1973_exit(void) | |
526 | { | |
527 | platform_device_unregister(neo1973_snd_device); | |
74930bb6 | 528 | |
f5c4ffbd LPC |
529 | if (machine_is_neo1973_gta02()) { |
530 | gpio_free_array(neo1973_gta02_gpios, | |
531 | ARRAY_SIZE(neo1973_gta02_gpios)); | |
532 | } | |
533 | } | |
74930bb6 GG |
534 | module_exit(neo1973_exit); |
535 | ||
536 | /* Module information */ | |
443590e6 | 537 | MODULE_AUTHOR("Graeme Gregory, graeme@openmoko.org, www.openmoko.org"); |
f5c4ffbd | 538 | MODULE_DESCRIPTION("ALSA SoC WM8753 Neo1973 and Frerunner"); |
74930bb6 | 539 | MODULE_LICENSE("GPL"); |