/*************************************************************************** * __________ __ ___. * 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 _WM8721_H #define _WM8721_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_enable_output(bool enable); extern int audiohw_set_master_vol(int vol_l, int vol_r); extern void audiohw_set_nsorder(int order); extern void audiohw_set_sample_rate(int sampling_control); /* Register addresses and bits */ #define LOUTVOL 0x02 #define LOUTVOL_LHPVOL_MASK 0x7f #define LOUTVOL_LZCEN (1 << 7) #define LOUTVOL_LRHPBOTH (1 << 8) #define ROUTVOL 0x03 #define ROUTVOL_RHPVOL_MASK 0x7f #define ROUTVOL_RZCEN (1 << 7) #define ROUTVOL_RLHPBOTH (1 << 8) #define AAPCTRL 0x04 /* Analog audio path control */ #define AAPCTRL_DACSEL (1 << 4) #define DAPCTRL 0x05 /* Digital audio path control */ #define DAPCTRL_DEEMP_DISABLE (0 << 2) #define DAPCTRL_DEEMP_32KHz (1 << 2) #define DAPCTRL_DEEMP_44KHz (2 << 2) #define DAPCTRL_DEEMP_48KHz (3 << 2) #define DAPCTRL_DEEMP_MASK (3 << 2) #define DAPCTRL_DACMU (1 << 3) #define PDCTRL 0x06 #define PDCTRL_DACPD (1 << 3) #define PDCTRL_OUTPD (1 << 4) #define PDCTRL_POWEROFF (1 << 7) #define AINTFCE 0x07 #define AINTFCE_FORMAT_MSB_RJUST (0 << 0) #define AINTFCE_FORMAT_MSB_LJUST (1 << 0) #define AINTFCE_FORMAT_I2S (2 << 0) #define AINTFCE_FORMAT_DSP (3 << 0) #define AINTFCE_FORMAT_MASK (3 << 0) #define AINTFCE_IWL_16BIT (0 << 2) #define AINTFCE_IWL_20BIT (1 << 2) #define AINTFCE_IWL_24BIT (2 << 2) #define AINTFCE_IWL_32BIT (3 << 2) #define AINTFCE_IWL_MASK (3 << 2) #define AINTFCE_LRP_I2S_RLO (0 << 4) #define AINTFCE_LRP_I2S_RHI (1 << 4) #define AINTFCE_DSP_MODE_B (0 << 4) #define AINTFCE_DSP_MODE_A (1 << 4) #define AINTFCE_LRSWAP (1 << 5) #define AINTFCE_MS (1 << 6) #define AINTFCE_BCLKINV (1 << 7) #define SAMPCTRL 0x08 #define SAMPCTRL_USB (1 << 0) #define SAMPCTRL_BOSR_NOR_256fs (0 << 1) #define SAMPCTRL_BOSR_NOR_384fs (1 << 1) #define SAMPCTRL_BOSR_USB_250fs (0 << 1) #define SAMPCTRL_BOSR_USB_272fs (1 << 1) /* Bits 2-5: * Sample rate setting are device-specific. See WM8721 datasheet * for proper settings for the device's clocking */ #define SAMPCTRL_SR_MASK (0xf << 2) #define SAMPCTRL_CLKIDIV2 (1 << 6) #define ACTIVECTRL 0x09 #define ACTIVECTRL_ACTIVE (1 << 0) #define RESET 0x0f #define RESET_RESET 0x0 /* SAMPCTRL values for the supported samplerates (24MHz MCLK/USB): */ #define WM8721_USB24_8000HZ 0x4d #define WM8721_USB24_32000HZ 0x59 #define WM8721_USB24_44100HZ 0x63 #define WM8721_USB24_48000HZ 0x41 #define WM8721_USB24_88200HZ 0x7f #define WM8721_USB24_96000HZ 0x5d #endif /* _WM8721_H */