diff options
| author | Richard Purdie <rpurdie@rpsys.net> | 2006-10-06 20:36:07 +0400 |
|---|---|---|
| committer | Jaroslav Kysela <perex@suse.cz> | 2007-02-09 11:00:21 +0300 |
| commit | 40e0aa64660b4e28a9348e57bfbda6c114617969 (patch) | |
| tree | 2319f248c131147621e5743607cd9f3a6b1e32a5 /sound/soc/codecs/wm8731.h | |
| parent | eb1a6af39b70375d93ed25e7c916f64463e00614 (diff) | |
| download | linux-40e0aa64660b4e28a9348e57bfbda6c114617969.tar.xz | |
[ALSA] ASoC codecs: WM8731 support
This patch adds ASoC support for the WM8731 codec.
Supported features:-
o Capture/Playback/Sidetone/Bypass.
o 16 & 24 bit audio.
o 8k - 96k sample rates.
o DAPM.
Signed-off-by: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Liam Girdwood <liam.girdwood@wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
Diffstat (limited to 'sound/soc/codecs/wm8731.h')
| -rw-r--r-- | sound/soc/codecs/wm8731.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm8731.h b/sound/soc/codecs/wm8731.h new file mode 100644 index 000000000000..8fa0f53bef1c --- /dev/null +++ b/sound/soc/codecs/wm8731.h @@ -0,0 +1,41 @@ +/* + * 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 + +struct wm8731_setup_data { + unsigned short i2c_address; +}; + +extern struct snd_soc_codec_dai wm8731_dai; +extern struct snd_soc_codec_device soc_codec_dev_wm8731; + +#endif |