projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| ec3ea54c JS |
1 | /* |
| 2 | * sound/soc/codecs/wm8782.c | |
| 3 | * simple, strap-pin configured 24bit 2ch ADC | |
| 4 | * | |
| 5 | * Copyright: 2011 Raumfeld GmbH | |
| 6 | * Author: Johannes Stezenbach <js@sig21.net> | |
| 7 | * | |
| 8 | * based on ad73311.c | |
| 9 | * Copyright: Analog Device Inc. | |
| 10 | * Author: Cliff Cai <cliff.cai@analog.com> | |
| 11 | * | |
| 12 | * This program is free software; you can redistribute it and/or modify it | |
| 13 | * under the terms of the GNU General Public License as published by the | |
| 14 | * Free Software Foundation; either version 2 of the License, or (at your | |
| 15 | * option) any later version. | |
| 16 | */ | |
| 17 | ||
| 18 | #include <linux/init.h> | |
| 19 | #include <linux/slab.h> | |
| 20 | #include <linux/module.h> | |
| 21 | #include <linux/kernel.h> | |
| 22 | #include <linux/device.h> | |
| 23 | #include <sound/core.h> | |
| 24 | #include <sound/pcm.h> | |
| 25 | #include <sound/ac97_codec.h> | |
| 26 | #include <sound/initval.h> | |
| 27 | #include <sound/soc.h> | |
| 28 | ||
| 226059e1 MB |
29 | static const struct snd_soc_dapm_widget wm8782_dapm_widgets[] = { |
| 30 | SND_SOC_DAPM_INPUT("AINL"), | |
| 31 | SND_SOC_DAPM_INPUT("AINR"), | |
| 32 | }; | |
| 33 | ||
| 34 | static const struct snd_soc_dapm_route wm8782_dapm_routes[] = { | |
| 35 | { "Capture", NULL, "AINL" }, | |
| 36 | { "Capture", NULL, "AINR" }, | |
| 37 | }; | |
| 38 | ||
| ec3ea54c JS |
39 | static struct snd_soc_dai_driver wm8782_dai = { |
| 40 | .name = "wm8782", | |
| 41 | .capture = { | |
| 42 | .stream_name = "Capture", | |
| 43 | .channels_min = 2, | |
| 44 | .channels_max = 2, | |
| 45 | /* For configurations with FSAMPEN=0 */ | |
| 46 | .rates = SNDRV_PCM_RATE_8000_48000, | |
| 47 | .formats = SNDRV_PCM_FMTBIT_S16_LE | | |
| 48 | SNDRV_PCM_FMTBIT_S20_3LE | | |
| 49 | SNDRV_PCM_FMTBIT_S24_LE, | |
| 50 | }, | |
| 51 | }; | |
| 52 | ||
| f802d6c0 | 53 | static const struct snd_soc_codec_driver soc_codec_dev_wm8782 = { |
| f56531d0 KM |
54 | .component_driver = { |
| 55 | .dapm_widgets = wm8782_dapm_widgets, | |
| 56 | .num_dapm_widgets = ARRAY_SIZE(wm8782_dapm_widgets), | |
| 57 | .dapm_routes = wm8782_dapm_routes, | |
| 58 | .num_dapm_routes = ARRAY_SIZE(wm8782_dapm_routes), | |
| 59 | }, | |
| 226059e1 | 60 | }; |
| ec3ea54c | 61 | |
| 7a79e94e | 62 | static int wm8782_probe(struct platform_device *pdev) |
| ec3ea54c JS |
63 | { |
| 64 | return snd_soc_register_codec(&pdev->dev, | |
| 65 | &soc_codec_dev_wm8782, &wm8782_dai, 1); | |
| 66 | } | |
| 67 | ||
| 7a79e94e | 68 | static int wm8782_remove(struct platform_device *pdev) |
| ec3ea54c JS |
69 | { |
| 70 | snd_soc_unregister_codec(&pdev->dev); | |
| 71 | return 0; | |
| 72 | } | |
| 73 | ||
| 74 | static struct platform_driver wm8782_codec_driver = { | |
| 75 | .driver = { | |
| 76 | .name = "wm8782", | |
| ec3ea54c JS |
77 | }, |
| 78 | .probe = wm8782_probe, | |
| 7a79e94e | 79 | .remove = wm8782_remove, |
| ec3ea54c JS |
80 | }; |
| 81 | ||
| 5bbcc3c0 | 82 | module_platform_driver(wm8782_codec_driver); |
| ec3ea54c JS |
83 | |
| 84 | MODULE_DESCRIPTION("ASoC WM8782 driver"); | |
| 85 | MODULE_AUTHOR("Johannes Stezenbach <js@sig21.net>"); | |
| 86 | MODULE_LICENSE("GPL"); |