projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| d42a280d MW |
1 | /* |
| 2 | * simone.c -- ASoC audio for Simplemachines Sim.One board | |
| 3 | * | |
| 4 | * Copyright (c) 2010 Mika Westerberg | |
| 5 | * | |
| 6 | * Based on snappercl15 machine driver by Ryan Mallon. | |
| 7 | * | |
| 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. | |
| 11 | */ | |
| 12 | ||
| 13 | #include <linux/init.h> | |
| 14 | #include <linux/module.h> | |
| 15 | #include <linux/platform_device.h> | |
| 67e38f57 | 16 | #include <linux/soc/cirrus/ep93xx.h> |
| d42a280d MW |
17 | |
| 18 | #include <sound/core.h> | |
| 19 | #include <sound/pcm.h> | |
| 20 | #include <sound/soc.h> | |
| 21 | ||
| 22 | #include <asm/mach-types.h> | |
| d42a280d | 23 | |
| d42a280d MW |
24 | static struct snd_soc_dai_link simone_dai = { |
| 25 | .name = "AC97", | |
| 26 | .stream_name = "AC97 HiFi", | |
| 27 | .cpu_dai_name = "ep93xx-ac97", | |
| 28 | .codec_dai_name = "ac97-hifi", | |
| 29 | .codec_name = "ac97-codec", | |
| 6f2032a1 | 30 | .platform_name = "ep93xx-ac97", |
| d42a280d MW |
31 | }; |
| 32 | ||
| 33 | static struct snd_soc_card snd_soc_simone = { | |
| 34 | .name = "Sim.One", | |
| a76a7023 | 35 | .owner = THIS_MODULE, |
| d42a280d MW |
36 | .dai_link = &simone_dai, |
| 37 | .num_links = 1, | |
| 38 | }; | |
| 39 | ||
| 40 | static struct platform_device *simone_snd_ac97_device; | |
| d42a280d | 41 | |
| 145e2879 | 42 | static int simone_probe(struct platform_device *pdev) |
| d42a280d | 43 | { |
| 5a0a03c5 | 44 | struct snd_soc_card *card = &snd_soc_simone; |
| d42a280d MW |
45 | int ret; |
| 46 | ||
| 5a0a03c5 MW |
47 | simone_snd_ac97_device = platform_device_register_simple("ac97-codec", |
| 48 | -1, NULL, 0); | |
| 49 | if (IS_ERR(simone_snd_ac97_device)) | |
| 50 | return PTR_ERR(simone_snd_ac97_device); | |
| d42a280d | 51 | |
| 5a0a03c5 | 52 | card->dev = &pdev->dev; |
| d42a280d | 53 | |
| 5a0a03c5 MW |
54 | ret = snd_soc_register_card(card); |
| 55 | if (ret) { | |
| 56 | dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", | |
| 57 | ret); | |
| 58 | platform_device_unregister(simone_snd_ac97_device); | |
| d42a280d MW |
59 | } |
| 60 | ||
| 5a0a03c5 MW |
61 | return ret; |
| 62 | } | |
| 63 | ||
| 145e2879 | 64 | static int simone_remove(struct platform_device *pdev) |
| 5a0a03c5 MW |
65 | { |
| 66 | struct snd_soc_card *card = platform_get_drvdata(pdev); | |
| 67 | ||
| 68 | snd_soc_unregister_card(card); | |
| 69 | platform_device_unregister(simone_snd_ac97_device); | |
| d42a280d | 70 | |
| 14abca3d | 71 | return 0; |
| 5a0a03c5 | 72 | } |
| d42a280d | 73 | |
| 5a0a03c5 MW |
74 | static struct platform_driver simone_driver = { |
| 75 | .driver = { | |
| 76 | .name = "simone-audio", | |
| 5a0a03c5 MW |
77 | }, |
| 78 | .probe = simone_probe, | |
| 145e2879 | 79 | .remove = simone_remove, |
| 5a0a03c5 MW |
80 | }; |
| 81 | ||
| ee18f631 | 82 | module_platform_driver(simone_driver); |
| d42a280d MW |
83 | |
| 84 | MODULE_DESCRIPTION("ALSA SoC Simplemachines Sim.One"); | |
| 85 | MODULE_AUTHOR("Mika Westerberg <[email protected]>"); | |
| 86 | MODULE_LICENSE("GPL"); | |
| 5a0a03c5 | 87 | MODULE_ALIAS("platform:simone-audio"); |