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e24805dd AN |
1 | /* |
2 | * Generic TXx9 ACLC machine driver | |
3 | * | |
4 | * Copyright (C) 2009 Atsushi Nemoto | |
5 | * | |
6 | * Based on RBTX49xx patch from CELF patch archive. | |
7 | * (C) Copyright TOSHIBA CORPORATION 2004-2006 | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License version 2 as | |
11 | * published by the Free Software Foundation. | |
12 | * | |
13 | * This is a very generic AC97 sound machine driver for boards which | |
14 | * have (AC97) audio at ACLC (e.g. RBTX49XX boards). | |
15 | */ | |
16 | ||
17 | #include <linux/module.h> | |
18 | #include <linux/platform_device.h> | |
19 | #include <sound/core.h> | |
20 | #include <sound/pcm.h> | |
21 | #include <sound/soc.h> | |
22 | #include "../codecs/ac97.h" | |
23 | #include "txx9aclc.h" | |
24 | ||
25 | static struct snd_soc_dai_link txx9aclc_generic_dai = { | |
26 | .name = "AC97", | |
27 | .stream_name = "AC97 HiFi", | |
28 | .cpu_dai = &txx9aclc_ac97_dai, | |
29 | .codec_dai = &ac97_dai, | |
30 | }; | |
31 | ||
32 | static struct snd_soc_card txx9aclc_generic_card = { | |
33 | .name = "Generic TXx9 ACLC Audio", | |
34 | .platform = &txx9aclc_soc_platform, | |
35 | .dai_link = &txx9aclc_generic_dai, | |
36 | .num_links = 1, | |
37 | }; | |
38 | ||
39 | static struct txx9aclc_soc_device txx9aclc_generic_soc_device = { | |
40 | .soc_dev = { | |
41 | .card = &txx9aclc_generic_card, | |
42 | .codec_dev = &soc_codec_dev_ac97, | |
43 | }, | |
44 | }; | |
45 | ||
46 | static int __init txx9aclc_generic_probe(struct platform_device *pdev) | |
47 | { | |
48 | struct txx9aclc_soc_device *dev = &txx9aclc_generic_soc_device; | |
49 | struct platform_device *soc_pdev; | |
50 | int ret; | |
51 | ||
52 | soc_pdev = platform_device_alloc("soc-audio", -1); | |
53 | if (!soc_pdev) | |
54 | return -ENOMEM; | |
55 | platform_set_drvdata(soc_pdev, &dev->soc_dev); | |
56 | dev->soc_dev.dev = &soc_pdev->dev; | |
57 | ret = platform_device_add(soc_pdev); | |
58 | if (ret) { | |
59 | platform_device_put(soc_pdev); | |
60 | return ret; | |
61 | } | |
62 | platform_set_drvdata(pdev, soc_pdev); | |
63 | return 0; | |
64 | } | |
65 | ||
66 | static int __exit txx9aclc_generic_remove(struct platform_device *pdev) | |
67 | { | |
68 | struct platform_device *soc_pdev = platform_get_drvdata(pdev); | |
69 | ||
70 | platform_device_unregister(soc_pdev); | |
71 | return 0; | |
72 | } | |
73 | ||
74 | static struct platform_driver txx9aclc_generic_driver = { | |
75 | .remove = txx9aclc_generic_remove, | |
76 | .driver = { | |
77 | .name = "txx9aclc-generic", | |
78 | .owner = THIS_MODULE, | |
79 | }, | |
80 | }; | |
81 | ||
82 | static int __init txx9aclc_generic_init(void) | |
83 | { | |
84 | return platform_driver_probe(&txx9aclc_generic_driver, | |
85 | txx9aclc_generic_probe); | |
86 | } | |
87 | ||
88 | static void __exit txx9aclc_generic_exit(void) | |
89 | { | |
90 | platform_driver_unregister(&txx9aclc_generic_driver); | |
91 | } | |
92 | ||
93 | module_init(txx9aclc_generic_init); | |
94 | module_exit(txx9aclc_generic_exit); | |
95 | ||
96 | MODULE_AUTHOR("Atsushi Nemoto <anemo@mba.ocn.ne.jp>"); | |
97 | MODULE_DESCRIPTION("Generic TXx9 ACLC ALSA SoC audio driver"); | |
98 | MODULE_LICENSE("GPL"); |