diff options
Diffstat (limited to 'roms/u-boot/drivers/sound/tegra_i2s_priv.h')
-rw-r--r-- | roms/u-boot/drivers/sound/tegra_i2s_priv.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/roms/u-boot/drivers/sound/tegra_i2s_priv.h b/roms/u-boot/drivers/sound/tegra_i2s_priv.h new file mode 100644 index 000000000..7cd3fc808 --- /dev/null +++ b/roms/u-boot/drivers/sound/tegra_i2s_priv.h @@ -0,0 +1,29 @@ +/* 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 |