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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
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106
sound/soc/codecs/ak4554.c Normal file
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/*
* ak4554.c
*
* Copyright (C) 2013 Renesas Solutions Corp.
* Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/module.h>
#include <sound/soc.h>
/*
* ak4554 is very simple DA/AD converter which has no setting register.
*
* CAUTION
*
* ak4554 playback format is SND_SOC_DAIFMT_RIGHT_J,
* and, capture format is SND_SOC_DAIFMT_LEFT_J
* on same bit clock, LR clock.
* But, this driver doesn't have snd_soc_dai_ops :: set_fmt
*
* CPU/Codec DAI image
*
* CPU-DAI1 (plaback only fmt = RIGHT_J) --+-- ak4554
* |
* CPU-DAI2 (capture only fmt = LEFT_J) ---+
*/
static const struct snd_soc_dapm_widget ak4554_dapm_widgets[] = {
SND_SOC_DAPM_INPUT("AINL"),
SND_SOC_DAPM_INPUT("AINR"),
SND_SOC_DAPM_OUTPUT("AOUTL"),
SND_SOC_DAPM_OUTPUT("AOUTR"),
};
static const struct snd_soc_dapm_route ak4554_dapm_routes[] = {
{ "Capture", NULL, "AINL" },
{ "Capture", NULL, "AINR" },
{ "AOUTL", NULL, "Playback" },
{ "AOUTR", NULL, "Playback" },
};
static struct snd_soc_dai_driver ak4554_dai = {
.name = "ak4554-hifi",
.playback = {
.stream_name = "Playback",
.channels_min = 2,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_48000,
.formats = SNDRV_PCM_FMTBIT_S16_LE,
},
.capture = {
.stream_name = "Capture",
.channels_min = 2,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_48000,
.formats = SNDRV_PCM_FMTBIT_S16_LE,
},
.symmetric_rates = 1,
};
static struct snd_soc_codec_driver soc_codec_dev_ak4554 = {
.dapm_widgets = ak4554_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(ak4554_dapm_widgets),
.dapm_routes = ak4554_dapm_routes,
.num_dapm_routes = ARRAY_SIZE(ak4554_dapm_routes),
};
static int ak4554_soc_probe(struct platform_device *pdev)
{
return snd_soc_register_codec(&pdev->dev,
&soc_codec_dev_ak4554,
&ak4554_dai, 1);
}
static int ak4554_soc_remove(struct platform_device *pdev)
{
snd_soc_unregister_codec(&pdev->dev);
return 0;
}
static struct of_device_id ak4554_of_match[] = {
{ .compatible = "asahi-kasei,ak4554" },
{},
};
MODULE_DEVICE_TABLE(of, ak4554_of_match);
static struct platform_driver ak4554_driver = {
.driver = {
.name = "ak4554-adc-dac",
.owner = THIS_MODULE,
.of_match_table = ak4554_of_match,
},
.probe = ak4554_soc_probe,
.remove = ak4554_soc_remove,
};
module_platform_driver(ak4554_driver);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("SoC AK4554 driver");
MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>");