| /* |
| * Copyright (c) 2013, NVIDIA CORPORATION. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms and conditions of the GNU General Public License, |
| * version 2, as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| #ifndef __TEGRA_AHUB_H__ |
| #define __TEGRA_AHUB_H__ |
| |
| #define FIFO_LENGTH 8 /* I2S FIFOs are 16-words deep? */ |
| #define TIMEOUT_I2S_TX 100 |
| #define I2S1_TX_FIFO_FULL TEGRA_AHUB_I2S_LIVE_STATUS_I2S1_TX_FIFO_FULL |
| #define APBIF_TX0 (1 << 0) |
| |
| /* |
| * Init ahub (audio/apbif) regs for I2S playback |
| * |
| * @param bps bits per sample (8/16) |
| * @param channels number of channels (1/2) |
| * @return int value, 0 for success |
| */ |
| int ahub_init(unsigned int bps, unsigned int channels); |
| |
| #endif /*__TEGRA_AHUB_H__ */ |
