87 lines
2.2 KiB
C
87 lines
2.2 KiB
C
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/*
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* ad73311.c -- ALSA Soc AD73311 codec support
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*
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* Copyright: Analog Device Inc.
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* Author: Cliff Cai <cliff.cai@analog.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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#include <linux/init.h>
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#include <linux/slab.h>
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/device.h>
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#include <sound/core.h>
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#include <sound/pcm.h>
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#include <sound/ac97_codec.h>
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#include <sound/initval.h>
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#include <sound/soc.h>
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#include "ad73311.h"
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static const struct snd_soc_dapm_widget ad73311_dapm_widgets[] = {
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SND_SOC_DAPM_INPUT("VINP"),
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SND_SOC_DAPM_INPUT("VINN"),
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SND_SOC_DAPM_OUTPUT("VOUTN"),
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SND_SOC_DAPM_OUTPUT("VOUTP"),
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};
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static const struct snd_soc_dapm_route ad73311_dapm_routes[] = {
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{ "Capture", NULL, "VINP" },
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{ "Capture", NULL, "VINN" },
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{ "VOUTN", NULL, "Playback" },
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{ "VOUTP", NULL, "Playback" },
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};
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static struct snd_soc_dai_driver ad73311_dai = {
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.name = "ad73311-hifi",
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.playback = {
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.stream_name = "Playback",
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.channels_min = 1,
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.channels_max = 1,
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.rates = SNDRV_PCM_RATE_8000,
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.formats = SNDRV_PCM_FMTBIT_S16_LE, },
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.capture = {
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.stream_name = "Capture",
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.channels_min = 1,
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.channels_max = 1,
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.rates = SNDRV_PCM_RATE_8000,
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.formats = SNDRV_PCM_FMTBIT_S16_LE, },
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};
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static const struct snd_soc_component_driver soc_component_dev_ad73311 = {
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.dapm_widgets = ad73311_dapm_widgets,
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.num_dapm_widgets = ARRAY_SIZE(ad73311_dapm_widgets),
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.dapm_routes = ad73311_dapm_routes,
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.num_dapm_routes = ARRAY_SIZE(ad73311_dapm_routes),
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.idle_bias_on = 1,
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.use_pmdown_time = 1,
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.endianness = 1,
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.non_legacy_dai_naming = 1,
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};
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static int ad73311_probe(struct platform_device *pdev)
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{
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return devm_snd_soc_register_component(&pdev->dev,
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&soc_component_dev_ad73311, &ad73311_dai, 1);
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}
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static struct platform_driver ad73311_codec_driver = {
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.driver = {
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.name = "ad73311",
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},
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.probe = ad73311_probe,
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};
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module_platform_driver(ad73311_codec_driver);
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MODULE_DESCRIPTION("ASoC ad73311 driver");
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MODULE_AUTHOR("Cliff Cai ");
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MODULE_LICENSE("GPL");
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