d1178d2d76
* unification of init and close
NOTE: audiohw_init is a void function now, because it never (can) fail
okay from JdGordon@irc
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@13622 a1c6a512-1295-4272-9138-f99709370657
76 lines
2.5 KiB
C
76 lines
2.5 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2005 by Dave Chapman
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef _WM8975_H
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#define _WM8975_H
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/* volume/balance/treble/bass interdependency */
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#define VOLUME_MIN -730
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#define VOLUME_MAX 60
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extern int tenthdb2master(int db);
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extern int tenthdb2mixer(int db);
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extern void audiohw_reset(void);
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extern void audiohw_enable_output(bool enable);
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extern int audiohw_set_master_vol(int vol_l, int vol_r);
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extern int audiohw_set_lineout_vol(int vol_l, int vol_r);
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extern int audiohw_set_mixer_vol(int channel1, int channel2);
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extern void audiohw_set_bass(int value);
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extern void audiohw_set_treble(int value);
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extern void audiohw_set_nsorder(int order);
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extern void audiohw_set_sample_rate(int sampling_control);
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extern void audiohw_enable_recording(bool source_mic);
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extern void audiohw_disable_recording(void);
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extern void audiohw_set_recvol(int left, int right, int type);
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extern void audiohw_set_monitor(int enable);
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/* Register addresses */
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#define LOUT1VOL 0x02
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#define ROUT1VOL 0x03
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#define DACCTRL 0x05
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#define AINTFCE 0x07
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#define BASSCTRL 0x0c
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#define TREBCTRL 0x0d
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#define RESET 0x0f
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#define PWRMGMT1 0x19
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#define PWRMGMT2 0x1a
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#define LOUTMIX1 0x22
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#define LOUTMIX2 0x23
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#define ROUTMIX1 0x24
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#define ROUTMIX2 0x25
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#define MOUTMIX1 0x26
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#define MOUTMIX2 0x27
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#define LOUT2VOL 0x28
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#define ROUT2VOL 0x29
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/* Register settings for the supported samplerates: */
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#define WM8975_8000HZ 0x4d
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#define WM8975_12000HZ 0x61
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#define WM8975_16000HZ 0x55
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#define WM8975_22050HZ 0x77
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#define WM8975_24000HZ 0x79
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#define WM8975_32000HZ 0x59
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#define WM8975_44100HZ 0x63
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#define WM8975_48000HZ 0x41
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#define WM8975_88200HZ 0x7f
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#define WM8975_96000HZ 0x5d
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#endif /* _WM8975_H */
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