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f51582fd CC |
1 | /* |
2 | * goni_wm8994.c | |
3 | * | |
4 | * Copyright (C) 2010 Samsung Electronics Co.Ltd | |
5 | * Author: Chanwoo Choi <cw00.choi@samsung.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify it | |
8 | * under the terms of the GNU General Public License as published by the | |
9 | * Free Software Foundation; either version 2 of the License, or (at your | |
10 | * option) any later version. | |
11 | * | |
12 | */ | |
13 | ||
da155d5b | 14 | #include <linux/module.h> |
f51582fd | 15 | #include <sound/soc.h> |
f51582fd | 16 | #include <sound/jack.h> |
0378b6ac | 17 | |
f51582fd CC |
18 | #include <asm/mach-types.h> |
19 | #include <mach/gpio.h> | |
f51582fd | 20 | |
f51582fd | 21 | #include "../codecs/wm8994.h" |
f51582fd | 22 | |
3a56d0ca JB |
23 | #define MACHINE_NAME 0 |
24 | #define CPU_VOICE_DAI 1 | |
25 | ||
26 | static const char *aquila_str[] = { | |
27 | [MACHINE_NAME] = "aquila", | |
28 | [CPU_VOICE_DAI] = "aquila-voice-dai", | |
29 | }; | |
30 | ||
f51582fd CC |
31 | static struct snd_soc_card goni; |
32 | static struct platform_device *goni_snd_device; | |
33 | ||
34 | /* 3.5 pie jack */ | |
35 | static struct snd_soc_jack jack; | |
36 | ||
37 | /* 3.5 pie jack detection DAPM pins */ | |
38 | static struct snd_soc_jack_pin jack_pins[] = { | |
39 | { | |
40 | .pin = "Headset Mic", | |
41 | .mask = SND_JACK_MICROPHONE, | |
42 | }, { | |
43 | .pin = "Headset Stereophone", | |
44 | .mask = SND_JACK_HEADPHONE | SND_JACK_MECHANICAL | | |
45 | SND_JACK_AVOUT, | |
46 | }, | |
47 | }; | |
48 | ||
49 | /* 3.5 pie jack detection gpios */ | |
50 | static struct snd_soc_jack_gpio jack_gpios[] = { | |
51 | { | |
52 | .gpio = S5PV210_GPH0(6), | |
53 | .name = "DET_3.5", | |
54 | .report = SND_JACK_HEADSET | SND_JACK_MECHANICAL | | |
55 | SND_JACK_AVOUT, | |
56 | .debounce_time = 200, | |
57 | }, | |
58 | }; | |
59 | ||
60 | static const struct snd_soc_dapm_widget goni_dapm_widgets[] = { | |
61 | SND_SOC_DAPM_SPK("Ext Left Spk", NULL), | |
62 | SND_SOC_DAPM_SPK("Ext Right Spk", NULL), | |
63 | SND_SOC_DAPM_SPK("Ext Rcv", NULL), | |
64 | SND_SOC_DAPM_HP("Headset Stereophone", NULL), | |
65 | SND_SOC_DAPM_MIC("Headset Mic", NULL), | |
66 | SND_SOC_DAPM_MIC("Main Mic", NULL), | |
67 | SND_SOC_DAPM_MIC("2nd Mic", NULL), | |
68 | SND_SOC_DAPM_LINE("Radio In", NULL), | |
69 | }; | |
70 | ||
71 | static const struct snd_soc_dapm_route goni_dapm_routes[] = { | |
72 | {"Ext Left Spk", NULL, "SPKOUTLP"}, | |
73 | {"Ext Left Spk", NULL, "SPKOUTLN"}, | |
74 | ||
75 | {"Ext Right Spk", NULL, "SPKOUTRP"}, | |
76 | {"Ext Right Spk", NULL, "SPKOUTRN"}, | |
77 | ||
78 | {"Ext Rcv", NULL, "HPOUT2N"}, | |
79 | {"Ext Rcv", NULL, "HPOUT2P"}, | |
80 | ||
81 | {"Headset Stereophone", NULL, "HPOUT1L"}, | |
82 | {"Headset Stereophone", NULL, "HPOUT1R"}, | |
83 | ||
84 | {"IN1RN", NULL, "Headset Mic"}, | |
85 | {"IN1RP", NULL, "Headset Mic"}, | |
86 | ||
87 | {"IN1RN", NULL, "2nd Mic"}, | |
88 | {"IN1RP", NULL, "2nd Mic"}, | |
89 | ||
90 | {"IN1LN", NULL, "Main Mic"}, | |
91 | {"IN1LP", NULL, "Main Mic"}, | |
92 | ||
93 | {"IN2LN", NULL, "Radio In"}, | |
94 | {"IN2RN", NULL, "Radio In"}, | |
95 | }; | |
96 | ||
97 | static int goni_wm8994_init(struct snd_soc_pcm_runtime *rtd) | |
98 | { | |
99 | struct snd_soc_codec *codec = rtd->codec; | |
ce6120cc | 100 | struct snd_soc_dapm_context *dapm = &codec->dapm; |
f51582fd CC |
101 | int ret; |
102 | ||
f51582fd | 103 | /* set endpoints to not connected */ |
ce6120cc LG |
104 | snd_soc_dapm_nc_pin(dapm, "IN2LP:VXRN"); |
105 | snd_soc_dapm_nc_pin(dapm, "IN2RP:VXRP"); | |
106 | snd_soc_dapm_nc_pin(dapm, "LINEOUT1N"); | |
107 | snd_soc_dapm_nc_pin(dapm, "LINEOUT1P"); | |
108 | snd_soc_dapm_nc_pin(dapm, "LINEOUT2N"); | |
109 | snd_soc_dapm_nc_pin(dapm, "LINEOUT2P"); | |
110 | ||
3a56d0ca JB |
111 | if (machine_is_aquila()) { |
112 | snd_soc_dapm_nc_pin(dapm, "SPKOUTRN"); | |
113 | snd_soc_dapm_nc_pin(dapm, "SPKOUTRP"); | |
114 | } | |
115 | ||
f51582fd | 116 | /* Headset jack detection */ |
f49be89b | 117 | ret = snd_soc_jack_new(codec, "Headset Jack", |
f51582fd CC |
118 | SND_JACK_HEADSET | SND_JACK_MECHANICAL | SND_JACK_AVOUT, |
119 | &jack); | |
120 | if (ret) | |
121 | return ret; | |
122 | ||
123 | ret = snd_soc_jack_add_pins(&jack, ARRAY_SIZE(jack_pins), jack_pins); | |
124 | if (ret) | |
125 | return ret; | |
126 | ||
127 | ret = snd_soc_jack_add_gpios(&jack, ARRAY_SIZE(jack_gpios), jack_gpios); | |
128 | if (ret) | |
129 | return ret; | |
130 | ||
131 | return 0; | |
132 | } | |
133 | ||
134 | static int goni_hifi_hw_params(struct snd_pcm_substream *substream, | |
135 | struct snd_pcm_hw_params *params) | |
136 | { | |
137 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
138 | struct snd_soc_dai *codec_dai = rtd->codec_dai; | |
139 | struct snd_soc_dai *cpu_dai = rtd->cpu_dai; | |
140 | unsigned int pll_out = 24000000; | |
141 | int ret = 0; | |
142 | ||
143 | /* set the cpu DAI configuration */ | |
144 | ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S | | |
145 | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM); | |
146 | if (ret < 0) | |
147 | return ret; | |
148 | ||
f51582fd CC |
149 | /* set codec DAI configuration */ |
150 | ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S | | |
151 | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM); | |
152 | if (ret < 0) | |
153 | return ret; | |
154 | ||
155 | /* set the codec FLL */ | |
156 | ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL1, 0, pll_out, | |
157 | params_rate(params) * 256); | |
158 | if (ret < 0) | |
159 | return ret; | |
160 | ||
161 | /* set the codec system clock */ | |
162 | ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL1, | |
163 | params_rate(params) * 256, SND_SOC_CLOCK_IN); | |
164 | if (ret < 0) | |
165 | return ret; | |
166 | ||
167 | return 0; | |
168 | } | |
169 | ||
170 | static struct snd_soc_ops goni_hifi_ops = { | |
171 | .hw_params = goni_hifi_hw_params, | |
172 | }; | |
173 | ||
174 | static int goni_voice_hw_params(struct snd_pcm_substream *substream, | |
175 | struct snd_pcm_hw_params *params) | |
176 | { | |
177 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
178 | struct snd_soc_dai *codec_dai = rtd->codec_dai; | |
179 | unsigned int pll_out = 24000000; | |
180 | int ret = 0; | |
181 | ||
182 | if (params_rate(params) != 8000) | |
183 | return -EINVAL; | |
184 | ||
185 | /* set codec DAI configuration */ | |
186 | ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_LEFT_J | | |
187 | SND_SOC_DAIFMT_IB_IF | SND_SOC_DAIFMT_CBM_CFM); | |
188 | if (ret < 0) | |
189 | return ret; | |
190 | ||
191 | /* set the codec FLL */ | |
192 | ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL2, 0, pll_out, | |
193 | params_rate(params) * 256); | |
194 | if (ret < 0) | |
195 | return ret; | |
196 | ||
197 | /* set the codec system clock */ | |
198 | ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL2, | |
199 | params_rate(params) * 256, SND_SOC_CLOCK_IN); | |
200 | if (ret < 0) | |
201 | return ret; | |
202 | ||
203 | return 0; | |
204 | } | |
205 | ||
206 | static struct snd_soc_dai_driver voice_dai = { | |
207 | .name = "goni-voice-dai", | |
208 | .id = 0, | |
209 | .playback = { | |
210 | .channels_min = 1, | |
211 | .channels_max = 2, | |
212 | .rates = SNDRV_PCM_RATE_8000, | |
213 | .formats = SNDRV_PCM_FMTBIT_S16_LE,}, | |
214 | .capture = { | |
215 | .channels_min = 1, | |
216 | .channels_max = 2, | |
217 | .rates = SNDRV_PCM_RATE_8000, | |
218 | .formats = SNDRV_PCM_FMTBIT_S16_LE,}, | |
219 | }; | |
220 | ||
1dfec395 KM |
221 | static const struct snd_soc_component_driver voice_component = { |
222 | .name = "goni-voice", | |
223 | }; | |
224 | ||
f51582fd CC |
225 | static struct snd_soc_ops goni_voice_ops = { |
226 | .hw_params = goni_voice_hw_params, | |
227 | }; | |
228 | ||
229 | static struct snd_soc_dai_link goni_dai[] = { | |
230 | { | |
231 | .name = "WM8994", | |
232 | .stream_name = "WM8994 HiFi", | |
fcd8c742 | 233 | .cpu_dai_name = "samsung-i2s.0", |
69b91bc1 | 234 | .codec_dai_name = "wm8994-aif1", |
a08485d8 | 235 | .platform_name = "samsung-i2s.0", |
1270b01f | 236 | .codec_name = "wm8994-codec.0-001a", |
f51582fd CC |
237 | .init = goni_wm8994_init, |
238 | .ops = &goni_hifi_ops, | |
239 | }, { | |
240 | .name = "WM8994 Voice", | |
241 | .stream_name = "Voice", | |
242 | .cpu_dai_name = "goni-voice-dai", | |
69b91bc1 | 243 | .codec_dai_name = "wm8994-aif2", |
1270b01f | 244 | .codec_name = "wm8994-codec.0-001a", |
f51582fd CC |
245 | .ops = &goni_voice_ops, |
246 | }, | |
247 | }; | |
248 | ||
249 | static struct snd_soc_card goni = { | |
250 | .name = "goni", | |
095d79dc | 251 | .owner = THIS_MODULE, |
f51582fd CC |
252 | .dai_link = goni_dai, |
253 | .num_links = ARRAY_SIZE(goni_dai), | |
35f0678e MB |
254 | |
255 | .dapm_widgets = goni_dapm_widgets, | |
256 | .num_dapm_widgets = ARRAY_SIZE(goni_dapm_widgets), | |
257 | .dapm_routes = goni_dapm_routes, | |
258 | .num_dapm_routes = ARRAY_SIZE(goni_dapm_routes), | |
f51582fd CC |
259 | }; |
260 | ||
261 | static int __init goni_init(void) | |
262 | { | |
263 | int ret; | |
264 | ||
3a56d0ca JB |
265 | if (machine_is_aquila()) { |
266 | voice_dai.name = aquila_str[CPU_VOICE_DAI]; | |
267 | goni_dai[1].cpu_dai_name = aquila_str[CPU_VOICE_DAI]; | |
268 | goni.name = aquila_str[MACHINE_NAME]; | |
269 | } else if (!machine_is_goni()) | |
f51582fd CC |
270 | return -ENODEV; |
271 | ||
272 | goni_snd_device = platform_device_alloc("soc-audio", -1); | |
273 | if (!goni_snd_device) | |
274 | return -ENOMEM; | |
275 | ||
276 | /* register voice DAI here */ | |
1dfec395 KM |
277 | ret = snd_soc_register_component(&goni_snd_device->dev, &voice_component, |
278 | &voice_dai, 1); | |
853dc302 AL |
279 | if (ret) { |
280 | platform_device_put(goni_snd_device); | |
f51582fd | 281 | return ret; |
853dc302 | 282 | } |
f51582fd CC |
283 | |
284 | platform_set_drvdata(goni_snd_device, &goni); | |
285 | ret = platform_device_add(goni_snd_device); | |
286 | ||
853dc302 | 287 | if (ret) { |
1dfec395 | 288 | snd_soc_unregister_component(&goni_snd_device->dev); |
f51582fd | 289 | platform_device_put(goni_snd_device); |
853dc302 | 290 | } |
f51582fd CC |
291 | |
292 | return ret; | |
293 | } | |
294 | ||
295 | static void __exit goni_exit(void) | |
296 | { | |
1dfec395 | 297 | snd_soc_unregister_component(&goni_snd_device->dev); |
f51582fd CC |
298 | platform_device_unregister(goni_snd_device); |
299 | } | |
300 | ||
301 | module_init(goni_init); | |
302 | module_exit(goni_exit); | |
303 | ||
304 | /* Module information */ | |
305 | MODULE_DESCRIPTION("ALSA SoC WM8994 GONI(S5PV210)"); | |
306 | MODULE_AUTHOR("Chanwoo Choi <cw00.choi@samsung.com>"); | |
307 | MODULE_LICENSE("GPL"); |