Add linux-next specific files for 20110831
[linux-2.6/next.git] / sound / soc / fsl / efika-audio-fabric.c
blob108b5d8bd0e944bc2f0525c930c35df643e1a500
1 /*
2 * Efika driver for the PSC of the Freescale MPC52xx
3 * configured as AC97 interface
5 * Copyright 2008 Jon Smirl, Digispeaker
6 * Author: Jon Smirl <jonsmirl@gmail.com>
8 * This file is licensed under the terms of the GNU General Public License
9 * version 2. This program is licensed "as is" without any warranty of any
10 * kind, whether express or implied.
13 #include <linux/init.h>
14 #include <linux/module.h>
15 #include <linux/interrupt.h>
16 #include <linux/device.h>
17 #include <linux/delay.h>
18 #include <linux/of_device.h>
19 #include <linux/of_platform.h>
20 #include <linux/dma-mapping.h>
22 #include <sound/core.h>
23 #include <sound/pcm.h>
24 #include <sound/pcm_params.h>
25 #include <sound/initval.h>
26 #include <sound/soc.h>
28 #include "mpc5200_dma.h"
29 #include "mpc5200_psc_ac97.h"
30 #include "../codecs/stac9766.h"
32 #define DRV_NAME "efika-audio-fabric"
34 static struct snd_soc_card card;
36 static struct snd_soc_dai_link efika_fabric_dai[] = {
38 .name = "AC97",
39 .stream_name = "AC97 Analog",
40 .codec_dai_name = "stac9766-hifi-analog",
41 .cpu_dai_name = "mpc5200-psc-ac97.0",
42 .platform_name = "mpc5200-pcm-audio",
43 .codec_name = "stac9766-codec",
46 .name = "AC97",
47 .stream_name = "AC97 IEC958",
48 .codec_dai_name = "stac9766-hifi-IEC958",
49 .cpu_dai_name = "mpc5200-psc-ac97.1",
50 .platform_name = "mpc5200-pcm-audio",
51 .codec_name = "stac9766-codec",
55 static __init int efika_fabric_init(void)
57 struct platform_device *pdev;
58 int rc;
60 if (!of_machine_is_compatible("bplan,efika"))
61 return -ENODEV;
63 card.name = "Efika";
64 card.dai_link = efika_fabric_dai;
65 card.num_links = ARRAY_SIZE(efika_fabric_dai);
68 pdev = platform_device_alloc("soc-audio", 1);
69 if (!pdev) {
70 pr_err("efika_fabric_init: platform_device_alloc() failed\n");
71 return -ENODEV;
74 platform_set_drvdata(pdev, &card);
76 rc = platform_device_add(pdev);
77 if (rc) {
78 pr_err("efika_fabric_init: platform_device_add() failed\n");
79 platform_device_put(pdev);
80 return -ENODEV;
82 return 0;
85 module_init(efika_fabric_init);
88 MODULE_AUTHOR("Jon Smirl <jonsmirl@gmail.com>");
89 MODULE_DESCRIPTION(DRV_NAME ": mpc5200 Efika fabric driver");
90 MODULE_LICENSE("GPL");