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/*
* simone.c -- ASoC audio for Simplemachines Sim.One board
*
* Copyright (c) 2010 Mika Westerberg
*
* Based on snappercl15 machine driver by Ryan Mallon.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/init.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <asm/mach-types.h>
#include <mach/hardware.h>
#include "ep93xx-pcm.h"
static struct snd_soc_dai_link simone_dai = {
.name = "AC97",
.stream_name = "AC97 HiFi",
.cpu_dai_name = "ep93xx-ac97",
.codec_dai_name = "ac97-hifi",
.codec_name = "ac97-codec",
.platform_name = "ep93xx-pcm-audio",
};
static struct snd_soc_card snd_soc_simone = {
.name = "Sim.One",
.dai_link = &simone_dai,
.num_links = 1,
};
static struct platform_device *simone_snd_ac97_device;
static struct platform_device *simone_snd_device;
static int __init simone_init(void)
{
int ret;
if (!machine_is_sim_one())
return -ENODEV;
simone_snd_ac97_device = platform_device_alloc("ac97-codec", -1);
if (!simone_snd_ac97_device)
return -ENOMEM;
ret = platform_device_add(simone_snd_ac97_device);
if (ret)
goto fail1;
simone_snd_device = platform_device_alloc("soc-audio", -1);
if (!simone_snd_device) {
ret = -ENOMEM;
goto fail2;
}
platform_set_drvdata(simone_snd_device, &snd_soc_simone);
ret = platform_device_add(simone_snd_device);
if (ret)
goto fail3;
return 0;
fail3:
platform_device_put(simone_snd_device);
fail2:
platform_device_del(simone_snd_ac97_device);
fail1:
platform_device_put(simone_snd_ac97_device);
return ret;
}
module_init(simone_init);
static void __exit simone_exit(void)
{
platform_device_unregister(simone_snd_device);
platform_device_unregister(simone_snd_ac97_device);
}
module_exit(simone_exit);
MODULE_DESCRIPTION("ALSA SoC Simplemachines Sim.One");
MODULE_AUTHOR("Mika Westerberg <mika.westerberg@iki.fi>");
MODULE_LICENSE("GPL");
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