sound/soc/codecs/rt5677-spi.h

   1 /*
   2  * rt5677-spi.h  --  RT5677 ALSA SoC audio codec driver
   3  *
   4  * Copyright 2013 Realtek Semiconductor Corp.
   5  * Author: Oder Chiou <oder_chiou@realtek.com>
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License version 2 as
   9  * published by the Free Software Foundation.
  10  */
  11
  12 #ifndef __RT5677_SPI_H__
  13 #define __RT5677_SPI_H__
  14
  15 #define RT5677_SPI_BUF_LEN 240
  16 #define RT5677_SPI_CMD_BURST_WRITE 0x05
  17
  18 int rt5677_spi_write(u8 *txbuf, size_t len);
  19 int rt5677_spi_burst_write(u32 addr, const struct firmware *fw);
  20
  21 #endif /* __RT5677_SPI_H__ */