rockbox/firmware/export/wm8975.h
Marcoen Hirschberg 10e21d19bf make audiohw.h include the DAC header files
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@13473 a1c6a512-1295-4272-9138-f99709370657
2007-05-22 20:17:35 +00:00

79 lines
2.6 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2005 by Dave Chapman
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef _WM8975_H
#define _WM8975_H
/* volume/balance/treble/bass interdependency */
#define VOLUME_MIN -730
#define VOLUME_MAX 60
extern int tenthdb2master(int db);
extern int tenthdb2mixer(int db);
extern void audiohw_reset(void);
extern int audiohw_init(void);
extern void audiohw_enable_output(bool enable);
extern int audiohw_set_master_vol(int vol_l, int vol_r);
extern int audiohw_set_lineout_vol(int vol_l, int vol_r);
extern int audiohw_set_mixer_vol(int channel1, int channel2);
extern void audiohw_set_bass(int value);
extern void audiohw_set_treble(int value);
extern int audiohw_mute(int mute);
extern void audiohw_close(void);
extern void audiohw_set_nsorder(int order);
extern void audiohw_set_sample_rate(int sampling_control);
extern void audiohw_enable_recording(bool source_mic);
extern void audiohw_disable_recording(void);
extern void audiohw_set_recvol(int left, int right, int type);
extern void audiohw_set_monitor(int enable);
/* Register addresses */
#define LOUT1VOL 0x02
#define ROUT1VOL 0x03
#define DACCTRL 0x05
#define AINTFCE 0x07
#define BASSCTRL 0x0c
#define TREBCTRL 0x0d
#define RESET 0x0f
#define PWRMGMT1 0x19
#define PWRMGMT2 0x1a
#define LOUTMIX1 0x22
#define LOUTMIX2 0x23
#define ROUTMIX1 0x24
#define ROUTMIX2 0x25
#define MOUTMIX1 0x26
#define MOUTMIX2 0x27
#define LOUT2VOL 0x28
#define ROUT2VOL 0x29
/* Register settings for the supported samplerates: */
#define WM8975_8000HZ 0x4d
#define WM8975_12000HZ 0x61
#define WM8975_16000HZ 0x55
#define WM8975_22050HZ 0x77
#define WM8975_24000HZ 0x79
#define WM8975_32000HZ 0x59
#define WM8975_44100HZ 0x63
#define WM8975_48000HZ 0x41
#define WM8975_88200HZ 0x7f
#define WM8975_96000HZ 0x5d
#endif /* _WM8975_H */