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- /*
- * Copyright (C) 2012 Samsung Electronics
- * R. Chandrasekar < rcsekar@samsung.com>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
- #ifndef __SOUND_H__
- #define __SOUND_H__
- /* sound codec enum */
- enum en_sound_codec {
- CODEC_WM_8994,
- CODEC_WM_8995,
- CODEC_MAX_98095,
- CODEC_MAX
- };
- /* sound codec enum */
- enum sound_compat {
- AUDIO_COMPAT_SPI,
- AUDIO_COMPAT_I2C,
- };
- /* Codec information structure to store the info from device tree */
- struct sound_codec_info {
- int i2c_bus;
- int i2c_dev_addr;
- enum en_sound_codec codec_type;
- };
- /*
- * Initialises audio sub system
- * @param blob Pointer of device tree node or NULL if none.
- * @return int value 0 for success, -1 for error
- */
- int sound_init(const void *blob);
- /*
- * plays the pcm data buffer in pcm_data.h through i2s1 to make the
- * sine wave sound
- *
- * @return int 0 for success, -1 for error
- */
- int sound_play(uint32_t msec, uint32_t frequency);
- #endif /* __SOUND__H__ */
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