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b2ec22e2 BD |
1 | /* sound/soc/s3c24xx/s3c24xx_simtec_hermes.c |
2 | * | |
3 | * Copyright 2009 Simtec Electronics | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License version 2 as | |
7 | * published by the Free Software Foundation. | |
8 | */ | |
9 | ||
10 | #include <linux/module.h> | |
11 | #include <linux/clk.h> | |
12 | #include <linux/platform_device.h> | |
13 | ||
14 | #include <sound/core.h> | |
15 | #include <sound/pcm.h> | |
16 | #include <sound/soc.h> | |
17 | #include <sound/soc-dapm.h> | |
18 | ||
19 | #include <plat/audio-simtec.h> | |
20 | ||
d3ff5a3e | 21 | #include "s3c-dma.h" |
b2ec22e2 BD |
22 | #include "s3c24xx-i2s.h" |
23 | #include "s3c24xx_simtec.h" | |
24 | ||
25 | #include "../codecs/tlv320aic3x.h" | |
26 | ||
27 | static const struct snd_soc_dapm_widget dapm_widgets[] = { | |
28 | SND_SOC_DAPM_LINE("GSM Out", NULL), | |
29 | SND_SOC_DAPM_LINE("GSM In", NULL), | |
30 | SND_SOC_DAPM_LINE("Line In", NULL), | |
31 | SND_SOC_DAPM_LINE("Line Out", NULL), | |
32 | SND_SOC_DAPM_LINE("ZV", NULL), | |
33 | SND_SOC_DAPM_MIC("Mic Jack", NULL), | |
34 | SND_SOC_DAPM_HP("Headphone Jack", NULL), | |
35 | }; | |
36 | ||
37 | static const struct snd_soc_dapm_route base_map[] = { | |
38 | /* Headphone connected to HP{L,R}OUT and HP{L,R}COM */ | |
39 | ||
40 | { "Headphone Jack", NULL, "HPLOUT" }, | |
41 | { "Headphone Jack", NULL, "HPLCOM" }, | |
42 | { "Headphone Jack", NULL, "HPROUT" }, | |
43 | { "Headphone Jack", NULL, "HPRCOM" }, | |
44 | ||
45 | /* ZV connected to Line1 */ | |
46 | ||
47 | { "LINE1L", NULL, "ZV" }, | |
48 | { "LINE1R", NULL, "ZV" }, | |
49 | ||
50 | /* Line In connected to Line2 */ | |
51 | ||
52 | { "LINE2L", NULL, "Line In" }, | |
53 | { "LINE2R", NULL, "Line In" }, | |
54 | ||
55 | /* Microphone connected to MIC3R and MIC_BIAS */ | |
56 | ||
57 | { "MIC3L", NULL, "Mic Jack" }, | |
58 | ||
59 | /* GSM connected to MONO_LOUT and MIC3L (in) */ | |
60 | ||
61 | { "GSM Out", NULL, "MONO_LOUT" }, | |
62 | { "MIC3L", NULL, "GSM In" }, | |
63 | ||
64 | /* Speaker is connected to LINEOUT{LN,LP,RN,RP}, however we are | |
65 | * not using the DAPM to power it up and down as there it makes | |
66 | * a click when powering up. */ | |
67 | }; | |
68 | ||
69 | /** | |
70 | * simtec_hermes_init - initialise and add controls | |
71 | * @codec; The codec instance to attach to. | |
72 | * | |
73 | * Attach our controls and configure the necessary codec | |
74 | * mappings for our sound card instance. | |
75 | */ | |
76 | static int simtec_hermes_init(struct snd_soc_codec *codec) | |
77 | { | |
78 | snd_soc_dapm_new_controls(codec, dapm_widgets, | |
79 | ARRAY_SIZE(dapm_widgets)); | |
80 | ||
81 | snd_soc_dapm_add_routes(codec, base_map, ARRAY_SIZE(base_map)); | |
82 | ||
83 | snd_soc_dapm_enable_pin(codec, "Headphone Jack"); | |
84 | snd_soc_dapm_enable_pin(codec, "Line In"); | |
85 | snd_soc_dapm_enable_pin(codec, "Line Out"); | |
86 | snd_soc_dapm_enable_pin(codec, "Mic Jack"); | |
87 | ||
88 | simtec_audio_init(codec); | |
89 | snd_soc_dapm_sync(codec); | |
90 | ||
91 | return 0; | |
92 | } | |
93 | ||
94 | static struct aic3x_setup_data codec_setup = { | |
95 | }; | |
96 | ||
97 | static struct snd_soc_dai_link simtec_dai_aic33 = { | |
98 | .name = "tlv320aic33", | |
99 | .stream_name = "TLV320AIC33", | |
100 | .cpu_dai = &s3c24xx_i2s_dai, | |
101 | .codec_dai = &aic3x_dai, | |
102 | .init = simtec_hermes_init, | |
103 | }; | |
104 | ||
105 | /* simtec audio machine driver */ | |
106 | static struct snd_soc_card snd_soc_machine_simtec_aic33 = { | |
107 | .name = "Simtec-Hermes", | |
108 | .platform = &s3c24xx_soc_platform, | |
109 | .dai_link = &simtec_dai_aic33, | |
110 | .num_links = 1, | |
111 | }; | |
112 | ||
113 | /* simtec audio subsystem */ | |
114 | static struct snd_soc_device simtec_snd_devdata_aic33 = { | |
115 | .card = &snd_soc_machine_simtec_aic33, | |
116 | .codec_dev = &soc_codec_dev_aic3x, | |
117 | .codec_data = &codec_setup, | |
118 | }; | |
119 | ||
120 | static int __devinit simtec_audio_hermes_probe(struct platform_device *pd) | |
121 | { | |
122 | dev_info(&pd->dev, "probing....\n"); | |
123 | return simtec_audio_core_probe(pd, &simtec_snd_devdata_aic33); | |
124 | } | |
125 | ||
126 | static struct platform_driver simtec_audio_hermes_platdrv = { | |
127 | .driver = { | |
128 | .owner = THIS_MODULE, | |
129 | .name = "s3c24xx-simtec-hermes-snd", | |
130 | .pm = simtec_audio_pm, | |
131 | }, | |
132 | .probe = simtec_audio_hermes_probe, | |
133 | .remove = __devexit_p(simtec_audio_remove), | |
134 | }; | |
135 | ||
136 | MODULE_ALIAS("platform:s3c24xx-simtec-hermes-snd"); | |
137 | ||
138 | static int __init simtec_hermes_modinit(void) | |
139 | { | |
140 | return platform_driver_register(&simtec_audio_hermes_platdrv); | |
141 | } | |
142 | ||
143 | static void __exit simtec_hermes_modexit(void) | |
144 | { | |
145 | platform_driver_unregister(&simtec_audio_hermes_platdrv); | |
146 | } | |
147 | ||
148 | module_init(simtec_hermes_modinit); | |
149 | module_exit(simtec_hermes_modexit); | |
150 | ||
151 | MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>"); | |
152 | MODULE_DESCRIPTION("ALSA SoC Simtec Audio support"); | |
153 | MODULE_LICENSE("GPL"); |