mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-30 16:39:35 +00:00
c5a120b3f0
Add a driver which supports transmitting digital sound to an audio codec. This uses fixed parameters as a device-tree binding is not currently defined. Signed-off-by: Simon Glass <sjg@chromium.org> Acked-by: Jon Hunter <jonathanh@nvidia.com> Signed-off-by: Tom Warren <twarren@nvidia.com>
29 lines
705 B
C
29 lines
705 B
C
/* SPDX-License-Identifier: GPL-2.0+ */
|
|
/*
|
|
* Copyright 2018 Google LLC
|
|
* Written by Simon Glass <sjg@chromium.org>
|
|
*/
|
|
|
|
#ifndef __TEGRA_I2S_PRIV_H
|
|
#define __TEGRA_I2S_PRIV_H
|
|
|
|
enum {
|
|
/* Set i2s device (in buf) */
|
|
AHUB_MISCOP_SET_I2S,
|
|
};
|
|
|
|
/*
|
|
* tegra_i2s_set_cif_tx_ctrl() - Set the I2C port to send to
|
|
*
|
|
* The CIF is not really part of I2S -- it's for Audio Hub to control
|
|
* the interface between I2S and Audio Hub. However since it's put in
|
|
* the I2S registers domain instead of the Audio Hub, we need to export
|
|
* this as a function.
|
|
*
|
|
* @dev: I2S device
|
|
* @value: Value to write to CIF_TX_CTRL register
|
|
* @return 0
|
|
*/
|
|
int tegra_i2s_set_cif_tx_ctrl(struct udevice *dev, u32 value);
|
|
|
|
#endif
|