aboutsummaryrefslogtreecommitdiffstats
path: root/sound
diff options
context:
space:
mode:
authorGraeme Gregory <gg@opensource.wolfsonmicro.com>2007-05-14 05:04:34 -0400
committerJaroslav Kysela <perex@suse.cz>2007-07-20 05:11:16 -0400
commit438b76ad816ef7d8e523d7b10d113eeb0b9932b2 (patch)
treefd41f5012190f54ad207e334d365e913cbca24f9 /sound
parent74930bb6db56bcc9899723c6c79fe681524e5b62 (diff)
[ALSA] ASoC S3C24xx machine drivers - SMDK 2443
This patch adds ALSA support for the SMDK2443 reference board. Signed-off-by: Graeme Gregory <gg@opensource.wolfsonmicro.com> Signed-off-by: Liam Girdwood <lg@opensource.wolfsonmicro.com> Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Jaroslav Kysela <perex@suse.cz>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/s3c24xx/smdk2443_wm9710.c85
1 files changed, 85 insertions, 0 deletions
diff --git a/sound/soc/s3c24xx/smdk2443_wm9710.c b/sound/soc/s3c24xx/smdk2443_wm9710.c
new file mode 100644
index 000000000000..d46cd811ceb3
--- /dev/null
+++ b/sound/soc/s3c24xx/smdk2443_wm9710.c
@@ -0,0 +1,85 @@
1/*
2 * smdk2443_wm9710.c -- SoC audio for smdk2443
3 *
4 * Copyright 2007 Wolfson Microelectronics PLC.
5 * Author: Graeme Gregory
6 * graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation; either version 2 of the License, or (at your
11 * option) any later version.
12 *
13 * Revision history
14 * 8th Mar 2007 Initial version.
15 *
16 */
17
18#include <linux/module.h>
19#include <linux/device.h>
20#include <sound/driver.h>
21#include <sound/core.h>
22#include <sound/pcm.h>
23#include <sound/soc.h>
24#include <sound/soc-dapm.h>
25
26#include "../codecs/ac97.h"
27#include "s3c24xx-pcm.h"
28#include "s3c24xx-ac97.h"
29
30static struct snd_soc_machine smdk2443;
31
32static struct snd_soc_dai_link smdk2443_dai[] = {
33{
34 .name = "AC97",
35 .stream_name = "AC97 HiFi",
36 .cpu_dai = &s3c2443_ac97_dai[0],
37 .codec_dai = &ac97_dai,
38},
39};
40
41static struct snd_soc_machine smdk2443 = {
42 .name = "SMDK2443",
43 .dai_link = smdk2443_dai,
44 .num_links = ARRAY_SIZE(smdk2443_dai),
45};
46
47static struct snd_soc_device smdk2443_snd_ac97_devdata = {
48 .machine = &smdk2443,
49 .platform = &s3c24xx_soc_platform,
50 .codec_dev = &soc_codec_dev_ac97,
51};
52
53static struct platform_device *smdk2443_snd_ac97_device;
54
55static int __init smdk2443_init(void)
56{
57 int ret;
58
59 smdk2443_snd_ac97_device = platform_device_alloc("soc-audio", -1);
60 if (!smdk2443_snd_ac97_device)
61 return -ENOMEM;
62
63 platform_set_drvdata(smdk2443_snd_ac97_device,
64 &smdk2443_snd_ac97_devdata);
65 smdk2443_snd_ac97_devdata.dev = &smdk2443_snd_ac97_device->dev;
66 ret = platform_device_add(smdk2443_snd_ac97_device);
67
68 if (ret)
69 platform_device_put(smdk2443_snd_ac97_device);
70
71 return ret;
72}
73
74static void __exit smdk2443_exit(void)
75{
76 platform_device_unregister(smdk2443_snd_ac97_device);
77}
78
79module_init(smdk2443_init);
80module_exit(smdk2443_exit);
81
82/* Module information */
83MODULE_AUTHOR("Graeme Gregory, graeme.gregory@wolfsonmicro.com, www.wolfsonmicro.com");
84MODULE_DESCRIPTION("ALSA SoC WM9710 SMDK2443");
85MODULE_LICENSE("GPL");