| /*************************************************************************** |
| * __________ __ ___. |
| * 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_reset(void); |
| 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_A (0 << 4) |
| #define AINTFCE_DSP_MODE_B (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 WM8731(L) 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 */ |