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6ffee43e JS |
1 | /* |
2 | * Efika driver for the PSC of the Freescale MPC52xx | |
3 | * configured as AC97 interface | |
4 | * | |
5 | * Copyright 2008 Jon Smirl, Digispeaker | |
6 | * Author: Jon Smirl <jonsmirl@gmail.com> | |
7 | * | |
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. | |
11 | */ | |
12 | ||
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> | |
21 | ||
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> | |
6ffee43e JS |
27 | |
28 | #include "mpc5200_dma.h" | |
6ffee43e | 29 | |
afc5e652 TI |
30 | #define DRV_NAME "efika-audio-fabric" |
31 | ||
6ffee43e JS |
32 | static struct snd_soc_dai_link efika_fabric_dai[] = { |
33 | { | |
34 | .name = "AC97", | |
35 | .stream_name = "AC97 Analog", | |
f0fba2ad LG |
36 | .codec_dai_name = "stac9766-hifi-analog", |
37 | .cpu_dai_name = "mpc5200-psc-ac97.0", | |
38 | .platform_name = "mpc5200-pcm-audio", | |
39 | .codec_name = "stac9766-codec", | |
6ffee43e JS |
40 | }, |
41 | { | |
42 | .name = "AC97", | |
43 | .stream_name = "AC97 IEC958", | |
f0fba2ad LG |
44 | .codec_dai_name = "stac9766-hifi-IEC958", |
45 | .cpu_dai_name = "mpc5200-psc-ac97.1", | |
46 | .platform_name = "mpc5200-pcm-audio", | |
47 | .codec_name = "stac9766-codec", | |
6ffee43e JS |
48 | }, |
49 | }; | |
50 | ||
4c3c5df0 AL |
51 | static struct snd_soc_card card = { |
52 | .name = "Efika", | |
53 | .owner = THIS_MODULE, | |
54 | .dai_link = efika_fabric_dai, | |
55 | .num_links = ARRAY_SIZE(efika_fabric_dai), | |
56 | }; | |
57 | ||
6ffee43e JS |
58 | static __init int efika_fabric_init(void) |
59 | { | |
60 | struct platform_device *pdev; | |
61 | int rc; | |
62 | ||
71a157e8 | 63 | if (!of_machine_is_compatible("bplan,efika")) |
6ffee43e JS |
64 | return -ENODEV; |
65 | ||
6ffee43e JS |
66 | pdev = platform_device_alloc("soc-audio", 1); |
67 | if (!pdev) { | |
68 | pr_err("efika_fabric_init: platform_device_alloc() failed\n"); | |
69 | return -ENODEV; | |
70 | } | |
71 | ||
f0fba2ad | 72 | platform_set_drvdata(pdev, &card); |
6ffee43e JS |
73 | |
74 | rc = platform_device_add(pdev); | |
75 | if (rc) { | |
76 | pr_err("efika_fabric_init: platform_device_add() failed\n"); | |
4e1f8650 | 77 | platform_device_put(pdev); |
6ffee43e JS |
78 | return -ENODEV; |
79 | } | |
80 | return 0; | |
81 | } | |
82 | ||
83 | module_init(efika_fabric_init); | |
84 | ||
85 | ||
86 | MODULE_AUTHOR("Jon Smirl <jonsmirl@gmail.com>"); | |
87 | MODULE_DESCRIPTION(DRV_NAME ": mpc5200 Efika fabric driver"); | |
88 | MODULE_LICENSE("GPL"); | |
89 |