diff options
author | Wan ZongShun <mcuos.com@gmail.com> | 2010-05-18 01:41:46 -0400 |
---|---|---|
committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-05-19 11:14:10 -0400 |
commit | 1082e2703a2d91790f9349a6155913a8aa0d0b66 (patch) | |
tree | a5cf75d28c8effcb1a5919e56260da1bbf845a16 /sound/soc/nuc900/nuc900-audio.c | |
parent | b6f4bb383d69cac46f17e2305720f9a3d426c5ed (diff) |
ASoC: NUC900/audio: add nuc900 audio driver support
Add support for NUC900 AC97
Signed-off-by: Wan ZongShun <mcuos.com@gmail.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/nuc900/nuc900-audio.c')
-rw-r--r-- | sound/soc/nuc900/nuc900-audio.c | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/sound/soc/nuc900/nuc900-audio.c b/sound/soc/nuc900/nuc900-audio.c new file mode 100644 index 000000000000..b33d5b844d71 --- /dev/null +++ b/sound/soc/nuc900/nuc900-audio.c | |||
@@ -0,0 +1,81 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2010 Nuvoton technology corporation. | ||
3 | * | ||
4 | * Wan ZongShun <mcuos.com@gmail.com> | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation;version 2 of the License. | ||
9 | * | ||
10 | */ | ||
11 | |||
12 | #include <linux/module.h> | ||
13 | #include <linux/moduleparam.h> | ||
14 | #include <linux/timer.h> | ||
15 | #include <linux/interrupt.h> | ||
16 | #include <linux/platform_device.h> | ||
17 | |||
18 | #include <sound/core.h> | ||
19 | #include <sound/pcm.h> | ||
20 | #include <sound/soc.h> | ||
21 | #include <sound/soc-dapm.h> | ||
22 | |||
23 | #include "../codecs/ac97.h" | ||
24 | #include "nuc900-auido.h" | ||
25 | |||
26 | static struct snd_soc_dai_link nuc900evb_ac97_dai = { | ||
27 | .name = "AC97", | ||
28 | .stream_name = "AC97 HiFi", | ||
29 | .cpu_dai = &nuc900_ac97_dai, | ||
30 | .codec_dai = &ac97_dai, | ||
31 | }; | ||
32 | |||
33 | static struct snd_soc_card nuc900evb_audio_machine = { | ||
34 | .name = "NUC900EVB_AC97", | ||
35 | .dai_link = &nuc900evb_ac97_dai, | ||
36 | .num_links = 1, | ||
37 | .platform = &nuc900_soc_platform, | ||
38 | }; | ||
39 | |||
40 | static struct snd_soc_device nuc900evb_ac97_devdata = { | ||
41 | .card = &nuc900evb_audio_machine, | ||
42 | .codec_dev = &soc_codec_dev_ac97, | ||
43 | }; | ||
44 | |||
45 | static struct platform_device *nuc900evb_asoc_dev; | ||
46 | |||
47 | static int __init nuc900evb_audio_init(void) | ||
48 | { | ||
49 | int ret; | ||
50 | |||
51 | ret = -ENOMEM; | ||
52 | nuc900evb_asoc_dev = platform_device_alloc("soc-audio", -1); | ||
53 | if (!nuc900evb_asoc_dev) | ||
54 | goto out; | ||
55 | |||
56 | /* nuc900 board audio device */ | ||
57 | platform_set_drvdata(nuc900evb_asoc_dev, &nuc900evb_ac97_devdata); | ||
58 | |||
59 | nuc900evb_ac97_devdata.dev = &nuc900evb_asoc_dev->dev; | ||
60 | ret = platform_device_add(nuc900evb_asoc_dev); | ||
61 | |||
62 | if (ret) { | ||
63 | platform_device_put(nuc900evb_asoc_dev); | ||
64 | nuc900evb_asoc_dev = NULL; | ||
65 | } | ||
66 | |||
67 | out: | ||
68 | return ret; | ||
69 | } | ||
70 | |||
71 | static void __exit nuc900evb_audio_exit(void) | ||
72 | { | ||
73 | platform_device_unregister(nuc900evb_asoc_dev); | ||
74 | } | ||
75 | |||
76 | module_init(nuc900evb_audio_init); | ||
77 | module_exit(nuc900evb_audio_exit); | ||
78 | |||
79 | MODULE_LICENSE("GPL"); | ||
80 | MODULE_DESCRIPTION("NUC900 Series ASoC audio support"); | ||
81 | MODULE_AUTHOR("Wan ZongShun"); | ||