I2C: Add helper macro for i2c_driver boilerplate
[zen-stable.git] / sound / soc / samsung / goni_wm8994.c
blob84f9c3cf7f3e18df691f4074b24bd804c5665e88
1 /*
2 * goni_wm8994.c
4 * Copyright (C) 2010 Samsung Electronics Co.Ltd
5 * Author: Chanwoo Choi <cw00.choi@samsung.com>
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.
14 #include <linux/module.h>
15 #include <sound/soc.h>
16 #include <sound/jack.h>
18 #include <asm/mach-types.h>
19 #include <mach/gpio.h>
21 #include "../codecs/wm8994.h"
23 #define MACHINE_NAME 0
24 #define CPU_VOICE_DAI 1
26 static const char *aquila_str[] = {
27 [MACHINE_NAME] = "aquila",
28 [CPU_VOICE_DAI] = "aquila-voice-dai",
31 static struct snd_soc_card goni;
32 static struct platform_device *goni_snd_device;
34 /* 3.5 pie jack */
35 static struct snd_soc_jack jack;
37 /* 3.5 pie jack detection DAPM pins */
38 static struct snd_soc_jack_pin jack_pins[] = {
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,
49 /* 3.5 pie jack detection gpios */
50 static struct snd_soc_jack_gpio jack_gpios[] = {
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,
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),
71 static const struct snd_soc_dapm_route goni_dapm_routes[] = {
72 {"Ext Left Spk", NULL, "SPKOUTLP"},
73 {"Ext Left Spk", NULL, "SPKOUTLN"},
75 {"Ext Right Spk", NULL, "SPKOUTRP"},
76 {"Ext Right Spk", NULL, "SPKOUTRN"},
78 {"Ext Rcv", NULL, "HPOUT2N"},
79 {"Ext Rcv", NULL, "HPOUT2P"},
81 {"Headset Stereophone", NULL, "HPOUT1L"},
82 {"Headset Stereophone", NULL, "HPOUT1R"},
84 {"IN1RN", NULL, "Headset Mic"},
85 {"IN1RP", NULL, "Headset Mic"},
87 {"IN1RN", NULL, "2nd Mic"},
88 {"IN1RP", NULL, "2nd Mic"},
90 {"IN1LN", NULL, "Main Mic"},
91 {"IN1LP", NULL, "Main Mic"},
93 {"IN2LN", NULL, "Radio In"},
94 {"IN2RN", NULL, "Radio In"},
97 static int goni_wm8994_init(struct snd_soc_pcm_runtime *rtd)
99 struct snd_soc_codec *codec = rtd->codec;
100 struct snd_soc_dapm_context *dapm = &codec->dapm;
101 int ret;
103 /* set endpoints to not connected */
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");
111 if (machine_is_aquila()) {
112 snd_soc_dapm_nc_pin(dapm, "SPKOUTRN");
113 snd_soc_dapm_nc_pin(dapm, "SPKOUTRP");
116 /* Headset jack detection */
117 ret = snd_soc_jack_new(codec, "Headset Jack",
118 SND_JACK_HEADSET | SND_JACK_MECHANICAL | SND_JACK_AVOUT,
119 &jack);
120 if (ret)
121 return ret;
123 ret = snd_soc_jack_add_pins(&jack, ARRAY_SIZE(jack_pins), jack_pins);
124 if (ret)
125 return ret;
127 ret = snd_soc_jack_add_gpios(&jack, ARRAY_SIZE(jack_gpios), jack_gpios);
128 if (ret)
129 return ret;
131 return 0;
134 static int goni_hifi_hw_params(struct snd_pcm_substream *substream,
135 struct snd_pcm_hw_params *params)
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;
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;
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;
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;
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;
167 return 0;
170 static struct snd_soc_ops goni_hifi_ops = {
171 .hw_params = goni_hifi_hw_params,
174 static int goni_voice_hw_params(struct snd_pcm_substream *substream,
175 struct snd_pcm_hw_params *params)
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;
182 if (params_rate(params) != 8000)
183 return -EINVAL;
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;
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;
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;
203 return 0;
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,},
221 static struct snd_soc_ops goni_voice_ops = {
222 .hw_params = goni_voice_hw_params,
225 static struct snd_soc_dai_link goni_dai[] = {
227 .name = "WM8994",
228 .stream_name = "WM8994 HiFi",
229 .cpu_dai_name = "samsung-i2s.0",
230 .codec_dai_name = "wm8994-aif1",
231 .platform_name = "samsung-audio",
232 .codec_name = "wm8994-codec.0-001a",
233 .init = goni_wm8994_init,
234 .ops = &goni_hifi_ops,
235 }, {
236 .name = "WM8994 Voice",
237 .stream_name = "Voice",
238 .cpu_dai_name = "goni-voice-dai",
239 .codec_dai_name = "wm8994-aif2",
240 .codec_name = "wm8994-codec.0-001a",
241 .ops = &goni_voice_ops,
245 static struct snd_soc_card goni = {
246 .name = "goni",
247 .dai_link = goni_dai,
248 .num_links = ARRAY_SIZE(goni_dai),
250 .dapm_widgets = goni_dapm_widgets,
251 .num_dapm_widgets = ARRAY_SIZE(goni_dapm_widgets),
252 .dapm_routes = goni_dapm_routes,
253 .num_dapm_routes = ARRAY_SIZE(goni_dapm_routes),
256 static int __init goni_init(void)
258 int ret;
260 if (machine_is_aquila()) {
261 voice_dai.name = aquila_str[CPU_VOICE_DAI];
262 goni_dai[1].cpu_dai_name = aquila_str[CPU_VOICE_DAI];
263 goni.name = aquila_str[MACHINE_NAME];
264 } else if (!machine_is_goni())
265 return -ENODEV;
267 goni_snd_device = platform_device_alloc("soc-audio", -1);
268 if (!goni_snd_device)
269 return -ENOMEM;
271 /* register voice DAI here */
272 ret = snd_soc_register_dai(&goni_snd_device->dev, &voice_dai);
273 if (ret) {
274 platform_device_put(goni_snd_device);
275 return ret;
278 platform_set_drvdata(goni_snd_device, &goni);
279 ret = platform_device_add(goni_snd_device);
281 if (ret) {
282 snd_soc_unregister_dai(&goni_snd_device->dev);
283 platform_device_put(goni_snd_device);
286 return ret;
289 static void __exit goni_exit(void)
291 snd_soc_unregister_dai(&goni_snd_device->dev);
292 platform_device_unregister(goni_snd_device);
295 module_init(goni_init);
296 module_exit(goni_exit);
298 /* Module information */
299 MODULE_DESCRIPTION("ALSA SoC WM8994 GONI(S5PV210)");
300 MODULE_AUTHOR("Chanwoo Choi <cw00.choi@samsung.com>");
301 MODULE_LICENSE("GPL");