From ce6d99a056ebc9ad329521ca3660f6cb298a7666 Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Mon, 10 Dec 2018 10:37:33 -0700 Subject: 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 --- drivers/sound/codec-uclass.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 drivers/sound/codec-uclass.c (limited to 'drivers/sound/codec-uclass.c') diff --git a/drivers/sound/codec-uclass.c b/drivers/sound/codec-uclass.c new file mode 100644 index 0000000000..1ec77acfc1 --- /dev/null +++ b/drivers/sound/codec-uclass.c @@ -0,0 +1,26 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2018 Google LLC + * Written by Simon Glass + */ + +#include +#include +#include + +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", +}; -- cgit