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a9262c4f JS |
1 | /* |
2 | * Phytec pcm030 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> | |
27 | #include <sound/soc-of-simple.h> | |
28 | ||
29 | #include "mpc5200_dma.h" | |
30 | #include "mpc5200_psc_ac97.h" | |
31 | #include "../codecs/wm9712.h" | |
32 | ||
afc5e652 TI |
33 | #define DRV_NAME "pcm030-audio-fabric" |
34 | ||
a9262c4f JS |
35 | static struct snd_soc_device device; |
36 | static struct snd_soc_card card; | |
37 | ||
38 | static struct snd_soc_dai_link pcm030_fabric_dai[] = { | |
39 | { | |
40 | .name = "AC97", | |
41 | .stream_name = "AC97 Analog", | |
42 | .codec_dai = &wm9712_dai[WM9712_DAI_AC97_HIFI], | |
43 | .cpu_dai = &psc_ac97_dai[MPC5200_AC97_NORMAL], | |
44 | }, | |
45 | { | |
46 | .name = "AC97", | |
47 | .stream_name = "AC97 IEC958", | |
48 | .codec_dai = &wm9712_dai[WM9712_DAI_AC97_AUX], | |
49 | .cpu_dai = &psc_ac97_dai[MPC5200_AC97_SPDIF], | |
50 | }, | |
51 | }; | |
52 | ||
53 | static __init int pcm030_fabric_init(void) | |
54 | { | |
55 | struct platform_device *pdev; | |
56 | int rc; | |
57 | ||
71a157e8 | 58 | if (!of_machine_is_compatible("phytec,pcm030")) |
a9262c4f JS |
59 | return -ENODEV; |
60 | ||
61 | card.platform = &mpc5200_audio_dma_platform; | |
62 | card.name = "pcm030"; | |
63 | card.dai_link = pcm030_fabric_dai; | |
64 | card.num_links = ARRAY_SIZE(pcm030_fabric_dai); | |
65 | ||
66 | device.card = &card; | |
67 | device.codec_dev = &soc_codec_dev_wm9712; | |
68 | ||
69 | pdev = platform_device_alloc("soc-audio", 1); | |
70 | if (!pdev) { | |
71 | pr_err("pcm030_fabric_init: platform_device_alloc() failed\n"); | |
72 | return -ENODEV; | |
73 | } | |
74 | ||
75 | platform_set_drvdata(pdev, &device); | |
76 | device.dev = &pdev->dev; | |
77 | ||
78 | rc = platform_device_add(pdev); | |
79 | if (rc) { | |
80 | pr_err("pcm030_fabric_init: platform_device_add() failed\n"); | |
81 | return -ENODEV; | |
82 | } | |
83 | return 0; | |
84 | } | |
85 | ||
86 | module_init(pcm030_fabric_init); | |
87 | ||
88 | ||
89 | MODULE_AUTHOR("Jon Smirl <jonsmirl@gmail.com>"); | |
90 | MODULE_DESCRIPTION(DRV_NAME ": mpc5200 pcm030 fabric driver"); | |
91 | MODULE_LICENSE("GPL"); | |
92 |