mirror of https://gitee.com/openkylin/linux.git
66 lines
1.6 KiB
C
66 lines
1.6 KiB
C
/*
|
|
* ads117x.c -- Driver for ads1174/8 ADC chips
|
|
*
|
|
* Copyright 2009 ShotSpotter Inc.
|
|
* Author: Graeme Gregory <gg@slimlogic.co.uk>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License as published by the
|
|
* Free Software Foundation; either version 2 of the License, or (at your
|
|
* option) any later version.
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/init.h>
|
|
#include <linux/device.h>
|
|
#include <linux/module.h>
|
|
#include <sound/core.h>
|
|
#include <sound/pcm.h>
|
|
#include <sound/initval.h>
|
|
#include <sound/soc.h>
|
|
|
|
#define ADS117X_RATES (SNDRV_PCM_RATE_8000_48000)
|
|
#define ADS117X_FORMATS (SNDRV_PCM_FMTBIT_S16_LE)
|
|
|
|
static struct snd_soc_dai_driver ads117x_dai = {
|
|
/* ADC */
|
|
.name = "ads117x-hifi",
|
|
.capture = {
|
|
.stream_name = "Capture",
|
|
.channels_min = 1,
|
|
.channels_max = 32,
|
|
.rates = ADS117X_RATES,
|
|
.formats = ADS117X_FORMATS,},
|
|
};
|
|
|
|
static struct snd_soc_codec_driver soc_codec_dev_ads117x;
|
|
|
|
static int ads117x_probe(struct platform_device *pdev)
|
|
{
|
|
return snd_soc_register_codec(&pdev->dev,
|
|
&soc_codec_dev_ads117x, &ads117x_dai, 1);
|
|
}
|
|
|
|
static int ads117x_remove(struct platform_device *pdev)
|
|
{
|
|
snd_soc_unregister_codec(&pdev->dev);
|
|
return 0;
|
|
}
|
|
|
|
static struct platform_driver ads117x_codec_driver = {
|
|
.driver = {
|
|
.name = "ads117x-codec",
|
|
.owner = THIS_MODULE,
|
|
},
|
|
|
|
.probe = ads117x_probe,
|
|
.remove = ads117x_remove,
|
|
};
|
|
|
|
module_platform_driver(ads117x_codec_driver);
|
|
|
|
MODULE_DESCRIPTION("ASoC ads117x driver");
|
|
MODULE_AUTHOR("Graeme Gregory");
|
|
MODULE_LICENSE("GPL");
|