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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 | */ | |
f0fba2ad | 76 | static int simtec_hermes_init(struct snd_soc_pcm_runtime *rtd) |
b2ec22e2 | 77 | { |
f0fba2ad LG |
78 | struct snd_soc_codec *codec = rtd->codec; |
79 | ||
b2ec22e2 BD |
80 | snd_soc_dapm_new_controls(codec, dapm_widgets, |
81 | ARRAY_SIZE(dapm_widgets)); | |
82 | ||
83 | snd_soc_dapm_add_routes(codec, base_map, ARRAY_SIZE(base_map)); | |
84 | ||
85 | snd_soc_dapm_enable_pin(codec, "Headphone Jack"); | |
86 | snd_soc_dapm_enable_pin(codec, "Line In"); | |
87 | snd_soc_dapm_enable_pin(codec, "Line Out"); | |
88 | snd_soc_dapm_enable_pin(codec, "Mic Jack"); | |
89 | ||
f0fba2ad | 90 | simtec_audio_init(rtd); |
b2ec22e2 BD |
91 | snd_soc_dapm_sync(codec); |
92 | ||
93 | return 0; | |
94 | } | |
95 | ||
b2ec22e2 BD |
96 | static struct snd_soc_dai_link simtec_dai_aic33 = { |
97 | .name = "tlv320aic33", | |
98 | .stream_name = "TLV320AIC33", | |
f0fba2ad LG |
99 | .codec_name = "tlv320aic3x-codec.0-0x1a", |
100 | .cpu_dai_name = "s3c24xx-i2s", | |
101 | .codec_dai_name = "tlv320aic3x-hifi", | |
102 | .platform_name = "s3c24xx-pcm-audio", | |
b2ec22e2 BD |
103 | .init = simtec_hermes_init, |
104 | }; | |
105 | ||
106 | /* simtec audio machine driver */ | |
107 | static struct snd_soc_card snd_soc_machine_simtec_aic33 = { | |
108 | .name = "Simtec-Hermes", | |
b2ec22e2 BD |
109 | .dai_link = &simtec_dai_aic33, |
110 | .num_links = 1, | |
111 | }; | |
112 | ||
b2ec22e2 BD |
113 | static int __devinit simtec_audio_hermes_probe(struct platform_device *pd) |
114 | { | |
115 | dev_info(&pd->dev, "probing....\n"); | |
f0fba2ad | 116 | return simtec_audio_core_probe(pd, &snd_soc_machine_simtec_aic33); |
b2ec22e2 BD |
117 | } |
118 | ||
119 | static struct platform_driver simtec_audio_hermes_platdrv = { | |
120 | .driver = { | |
121 | .owner = THIS_MODULE, | |
122 | .name = "s3c24xx-simtec-hermes-snd", | |
123 | .pm = simtec_audio_pm, | |
124 | }, | |
125 | .probe = simtec_audio_hermes_probe, | |
126 | .remove = __devexit_p(simtec_audio_remove), | |
127 | }; | |
128 | ||
129 | MODULE_ALIAS("platform:s3c24xx-simtec-hermes-snd"); | |
130 | ||
131 | static int __init simtec_hermes_modinit(void) | |
132 | { | |
133 | return platform_driver_register(&simtec_audio_hermes_platdrv); | |
134 | } | |
135 | ||
136 | static void __exit simtec_hermes_modexit(void) | |
137 | { | |
138 | platform_driver_unregister(&simtec_audio_hermes_platdrv); | |
139 | } | |
140 | ||
141 | module_init(simtec_hermes_modinit); | |
142 | module_exit(simtec_hermes_modexit); | |
143 | ||
144 | MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>"); | |
145 | MODULE_DESCRIPTION("ALSA SoC Simtec Audio support"); | |
146 | MODULE_LICENSE("GPL"); |