89 lines
2.0 KiB
C
89 lines
2.0 KiB
C
/*
|
|
* 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>
|
|
|
|
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-ac97",
|
|
};
|
|
|
|
static struct snd_soc_card snd_soc_simone = {
|
|
.name = "Sim.One",
|
|
.owner = THIS_MODULE,
|
|
.dai_link = &simone_dai,
|
|
.num_links = 1,
|
|
};
|
|
|
|
static struct platform_device *simone_snd_ac97_device;
|
|
|
|
static int simone_probe(struct platform_device *pdev)
|
|
{
|
|
struct snd_soc_card *card = &snd_soc_simone;
|
|
int ret;
|
|
|
|
simone_snd_ac97_device = platform_device_register_simple("ac97-codec",
|
|
-1, NULL, 0);
|
|
if (IS_ERR(simone_snd_ac97_device))
|
|
return PTR_ERR(simone_snd_ac97_device);
|
|
|
|
card->dev = &pdev->dev;
|
|
|
|
ret = snd_soc_register_card(card);
|
|
if (ret) {
|
|
dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
|
|
ret);
|
|
platform_device_unregister(simone_snd_ac97_device);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int simone_remove(struct platform_device *pdev)
|
|
{
|
|
struct snd_soc_card *card = platform_get_drvdata(pdev);
|
|
|
|
snd_soc_unregister_card(card);
|
|
platform_device_unregister(simone_snd_ac97_device);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct platform_driver simone_driver = {
|
|
.driver = {
|
|
.name = "simone-audio",
|
|
.owner = THIS_MODULE,
|
|
},
|
|
.probe = simone_probe,
|
|
.remove = simone_remove,
|
|
};
|
|
|
|
module_platform_driver(simone_driver);
|
|
|
|
MODULE_DESCRIPTION("ALSA SoC Simplemachines Sim.One");
|
|
MODULE_AUTHOR("Mika Westerberg <mika.westerberg@iki.fi>");
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_ALIAS("platform:simone-audio");
|