u-boot/drivers/sound/codec-uclass.c
Simon Glass ce6d99a056 dm: sound: Create a uclass for audio codecs
An audio codec provides a way to convert digital data to sound and vice
versa. Add a simple uclass which just supports setting the parameters for
the codec.

Signed-off-by: Simon Glass <sjg@chromium.org>
2018-12-13 16:32:49 -07:00

26 lines
598 B
C

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2018 Google LLC
* Written by Simon Glass <sjg@chromium.org>
*/
#include <common.h>
#include <dm.h>
#include <audio_codec.h>
int audio_codec_set_params(struct udevice *dev, int interface, int rate,
int mclk_freq, int bits_per_sample, uint channels)
{
struct audio_codec_ops *ops = audio_codec_get_ops(dev);
if (!ops->set_params)
return -ENOSYS;
return ops->set_params(dev, interface, rate, mclk_freq, bits_per_sample,
channels);
}
UCLASS_DRIVER(audio_codec) = {
.id = UCLASS_AUDIO_CODEC,
.name = "audio-codec",
};