kernel-ark/sound/soc/codecs/wm8731.h
Cliff Cai d2a403553b ALSA: ASoC: Add SPI support for WM8731
[Modified to allow runtime selection between I2C and SPI and to select
SPI_MASTER for all codecs build so this is included. -- broonie]

Signed-off-by: Cliff Cai <cliff.cai@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
2008-09-04 10:34:27 +02:00

47 lines
1.0 KiB
C

/*
* wm8731.h -- WM8731 Soc Audio driver
*
* Copyright 2005 Openedhand Ltd.
*
* Author: Richard Purdie <richard@openedhand.com>
*
* Based on wm8753.h
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef _WM8731_H
#define _WM8731_H
/* WM8731 register space */
#define WM8731_LINVOL 0x00
#define WM8731_RINVOL 0x01
#define WM8731_LOUT1V 0x02
#define WM8731_ROUT1V 0x03
#define WM8731_APANA 0x04
#define WM8731_APDIGI 0x05
#define WM8731_PWR 0x06
#define WM8731_IFACE 0x07
#define WM8731_SRATE 0x08
#define WM8731_ACTIVE 0x09
#define WM8731_RESET 0x0f
#define WM8731_CACHEREGNUM 10
#define WM8731_SYSCLK 0
#define WM8731_DAI 0
struct wm8731_setup_data {
int spi;
int i2c_bus;
unsigned short i2c_address;
};
extern struct snd_soc_dai wm8731_dai;
extern struct snd_soc_codec_device soc_codec_dev_wm8731;
#endif