diff options
Diffstat (limited to 'kernel/sound/soc/nuc900/nuc900-audio.c')
-rw-r--r-- | kernel/sound/soc/nuc900/nuc900-audio.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/kernel/sound/soc/nuc900/nuc900-audio.c b/kernel/sound/soc/nuc900/nuc900-audio.c new file mode 100644 index 000000000..2f6e6fd6e --- /dev/null +++ b/kernel/sound/soc/nuc900/nuc900-audio.c @@ -0,0 +1,75 @@ +/* + * Copyright (c) 2010 Nuvoton technology corporation. + * + * Wan ZongShun <mcuos.com@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation;version 2 of the License. + * + */ + +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/timer.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> + +#include <sound/core.h> +#include <sound/pcm.h> +#include <sound/soc.h> + +#include "nuc900-audio.h" + +static struct snd_soc_dai_link nuc900evb_ac97_dai = { + .name = "AC97", + .stream_name = "AC97 HiFi", + .cpu_dai_name = "nuc900-ac97", + .codec_dai_name = "ac97-hifi", + .codec_name = "ac97-codec", + .platform_name = "nuc900-pcm-audio", +}; + +static struct snd_soc_card nuc900evb_audio_machine = { + .name = "NUC900EVB_AC97", + .owner = THIS_MODULE, + .dai_link = &nuc900evb_ac97_dai, + .num_links = 1, +}; + +static struct platform_device *nuc900evb_asoc_dev; + +static int __init nuc900evb_audio_init(void) +{ + int ret; + + ret = -ENOMEM; + nuc900evb_asoc_dev = platform_device_alloc("soc-audio", -1); + if (!nuc900evb_asoc_dev) + goto out; + + /* nuc900 board audio device */ + platform_set_drvdata(nuc900evb_asoc_dev, &nuc900evb_audio_machine); + + ret = platform_device_add(nuc900evb_asoc_dev); + + if (ret) { + platform_device_put(nuc900evb_asoc_dev); + nuc900evb_asoc_dev = NULL; + } + +out: + return ret; +} + +static void __exit nuc900evb_audio_exit(void) +{ + platform_device_unregister(nuc900evb_asoc_dev); +} + +module_init(nuc900evb_audio_init); +module_exit(nuc900evb_audio_exit); + +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("NUC900 Series ASoC audio support"); +MODULE_AUTHOR("Wan ZongShun"); |