1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Apple Onboard Audio driver for Onyx codec (header)
4 *
5 * Copyright 2006 Johannes Berg <johannes@sipsolutions.net>
6 */
7#ifndef __SND_AOA_CODEC_ONYX_H
8#define __SND_AOA_CODEC_ONYX_H
9#include <linux/i2c.h>
10#include <asm/pmac_low_i2c.h>
11
12/* PCM3052 register definitions */
13
14/* the attenuation registers take values from
15 * -1 (0dB) to -127 (-63.0 dB) or others (muted) */
16#define ONYX_REG_DAC_ATTEN_LEFT		65
17#define FIRSTREGISTER			ONYX_REG_DAC_ATTEN_LEFT
18#define ONYX_REG_DAC_ATTEN_RIGHT	66
19
20#define ONYX_REG_CONTROL		67
21#	define ONYX_MRST		(1<<7)
22#	define ONYX_SRST		(1<<6)
23#	define ONYX_ADPSV		(1<<5)
24#	define ONYX_DAPSV		(1<<4)
25#	define ONYX_SILICONVERSION	(1<<0)
26/* all others reserved */
27
28#define ONYX_REG_DAC_CONTROL		68
29#	define ONYX_OVR1		(1<<6)
30#	define ONYX_MUTE_RIGHT		(1<<1)
31#	define ONYX_MUTE_LEFT		(1<<0)
32
33#define ONYX_REG_DAC_DEEMPH		69
34#	define ONYX_DIGDEEMPH_SHIFT	5
35#	define ONYX_DIGDEEMPH_MASK	(3<<ONYX_DIGDEEMPH_SHIFT)
36#	define ONYX_DIGDEEMPH_CTRL	(1<<4)
37
38#define ONYX_REG_DAC_FILTER		70
39#	define ONYX_ROLLOFF_FAST	(1<<5)
40#	define ONYX_DAC_FILTER_ALWAYS	(1<<2)
41
42#define	ONYX_REG_DAC_OUTPHASE		71
43#	define ONYX_OUTPHASE_INVERTED	(1<<0)
44
45#define ONYX_REG_ADC_CONTROL		72
46#	define ONYX_ADC_INPUT_MIC	(1<<5)
47/* 8 + input gain in dB, valid range for input gain is -4 .. 20 dB */
48#	define ONYX_ADC_PGA_GAIN_MASK	0x1f
49
50#define ONYX_REG_ADC_HPF_BYPASS		75
51#	define ONYX_HPF_DISABLE		(1<<3)
52#	define ONYX_ADC_HPF_ALWAYS	(1<<2)
53
54#define ONYX_REG_DIG_INFO1		77
55#	define ONYX_MASK_DIN_TO_BPZ	(1<<7)
56/* bits 1-5 control channel bits 1-5 */
57#	define ONYX_DIGOUT_DISABLE	(1<<0)
58
59#define ONYX_REG_DIG_INFO2		78
60/* controls channel bits 8-15 */
61
62#define ONYX_REG_DIG_INFO3		79
63/* control channel bits 24-29, high 2 bits reserved */
64
65#define ONYX_REG_DIG_INFO4		80
66#	define ONYX_VALIDL		(1<<7)
67#	define ONYX_VALIDR		(1<<6)
68#	define ONYX_SPDIF_ENABLE	(1<<5)
69/* lower 4 bits control bits 32-35 of channel control and word length */
70#	define ONYX_WORDLEN_MASK	(0xF)
71
72#endif /* __SND_AOA_CODEC_ONYX_H */
73