xref: /linux/sound/soc/codecs/rt5677-spi.h (revision 4949009eb8d40a441dcddcd96e101e77d31cf1b2)
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__ */
22