2 * simone.c -- ASoC audio for Simplemachines Sim.One board
4 * Copyright (c) 2010 Mika Westerberg
6 * Based on snappercl15 machine driver by Ryan Mallon.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
13 #include <linux/init.h>
14 #include <linux/module.h>
15 #include <linux/platform_device.h>
17 #include <sound/core.h>
18 #include <sound/pcm.h>
19 #include <sound/soc.h>
21 #include <asm/mach-types.h>
22 #include <mach/hardware.h>
24 #include "ep93xx-pcm.h"
26 static struct snd_soc_dai_link simone_dai = {
28 .stream_name = "AC97 HiFi",
29 .cpu_dai_name = "ep93xx-ac97",
30 .codec_dai_name = "ac97-hifi",
31 .codec_name = "ac97-codec",
32 .platform_name = "ep93xx-pcm-audio",
35 static struct snd_soc_card snd_soc_simone = {
37 .dai_link = &simone_dai,
41 static struct platform_device *simone_snd_ac97_device;
42 static struct platform_device *simone_snd_device;
44 static int __init simone_init(void)
48 if (!machine_is_sim_one())
51 simone_snd_ac97_device = platform_device_alloc("ac97-codec", -1);
52 if (!simone_snd_ac97_device)
55 ret = platform_device_add(simone_snd_ac97_device);
59 simone_snd_device = platform_device_alloc("soc-audio", -1);
60 if (!simone_snd_device) {
65 platform_set_drvdata(simone_snd_device, &snd_soc_simone);
66 ret = platform_device_add(simone_snd_device);
73 platform_device_put(simone_snd_device);
75 platform_device_del(simone_snd_ac97_device);
77 platform_device_put(simone_snd_ac97_device);
80 module_init(simone_init);
82 static void __exit simone_exit(void)
84 platform_device_unregister(simone_snd_device);
85 platform_device_unregister(simone_snd_ac97_device);
87 module_exit(simone_exit);
89 MODULE_DESCRIPTION("ALSA SoC Simplemachines Sim.One");
90 MODULE_AUTHOR("Mika Westerberg <mika.westerberg@iki.fi>");
91 MODULE_LICENSE("GPL");