linuxdebug/sound/aoa/codecs/onyx.h

74 lines
2.0 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Apple Onboard Audio driver for Onyx codec (header)
*
* Copyright 2006 Johannes Berg <johannes@sipsolutions.net>
*/
#ifndef __SND_AOA_CODEC_ONYX_H
#define __SND_AOA_CODEC_ONYX_H
#include <linux/i2c.h>
#include <asm/pmac_low_i2c.h>
#include <asm/prom.h>
/* PCM3052 register definitions */
/* the attenuation registers take values from
* -1 (0dB) to -127 (-63.0 dB) or others (muted) */
#define ONYX_REG_DAC_ATTEN_LEFT 65
#define FIRSTREGISTER ONYX_REG_DAC_ATTEN_LEFT
#define ONYX_REG_DAC_ATTEN_RIGHT 66
#define ONYX_REG_CONTROL 67
# define ONYX_MRST (1<<7)
# define ONYX_SRST (1<<6)
# define ONYX_ADPSV (1<<5)
# define ONYX_DAPSV (1<<4)
# define ONYX_SILICONVERSION (1<<0)
/* all others reserved */
#define ONYX_REG_DAC_CONTROL 68
# define ONYX_OVR1 (1<<6)
# define ONYX_MUTE_RIGHT (1<<1)
# define ONYX_MUTE_LEFT (1<<0)
#define ONYX_REG_DAC_DEEMPH 69
# define ONYX_DIGDEEMPH_SHIFT 5
# define ONYX_DIGDEEMPH_MASK (3<<ONYX_DIGDEEMPH_SHIFT)
# define ONYX_DIGDEEMPH_CTRL (1<<4)
#define ONYX_REG_DAC_FILTER 70
# define ONYX_ROLLOFF_FAST (1<<5)
# define ONYX_DAC_FILTER_ALWAYS (1<<2)
#define ONYX_REG_DAC_OUTPHASE 71
# define ONYX_OUTPHASE_INVERTED (1<<0)
#define ONYX_REG_ADC_CONTROL 72
# define ONYX_ADC_INPUT_MIC (1<<5)
/* 8 + input gain in dB, valid range for input gain is -4 .. 20 dB */
# define ONYX_ADC_PGA_GAIN_MASK 0x1f
#define ONYX_REG_ADC_HPF_BYPASS 75
# define ONYX_HPF_DISABLE (1<<3)
# define ONYX_ADC_HPF_ALWAYS (1<<2)
#define ONYX_REG_DIG_INFO1 77
# define ONYX_MASK_DIN_TO_BPZ (1<<7)
/* bits 1-5 control channel bits 1-5 */
# define ONYX_DIGOUT_DISABLE (1<<0)
#define ONYX_REG_DIG_INFO2 78
/* controls channel bits 8-15 */
#define ONYX_REG_DIG_INFO3 79
/* control channel bits 24-29, high 2 bits reserved */
#define ONYX_REG_DIG_INFO4 80
# define ONYX_VALIDL (1<<7)
# define ONYX_VALIDR (1<<6)
# define ONYX_SPDIF_ENABLE (1<<5)
/* lower 4 bits control bits 32-35 of channel control and word length */
# define ONYX_WORDLEN_MASK (0xF)
#endif /* __SND_AOA_CODEC_ONYX_H */