xref: /openbmc/linux/sound/soc/codecs/tas5720.h (revision f3539c12)
1 /*
2  * tas5720.h - ALSA SoC Texas Instruments TAS5720 Mono Audio Amplifier
3  *
4  * Copyright (C)2015-2016 Texas Instruments Incorporated -  http://www.ti.com
5  *
6  * Author: Andreas Dannenberg <dannenberg@ti.com>
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU General Public License
10  * version 2 as published by the Free Software Foundation.
11  *
12  * This program is distributed in the hope that it will be useful, but
13  * WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * General Public License for more details.
16  */
17 
18 #ifndef __TAS5720_H__
19 #define __TAS5720_H__
20 
21 /* Register Address Map */
22 #define TAS5720_DEVICE_ID_REG		0x00
23 #define TAS5720_POWER_CTRL_REG		0x01
24 #define TAS5720_DIGITAL_CTRL1_REG	0x02
25 #define TAS5720_DIGITAL_CTRL2_REG	0x03
26 #define TAS5720_VOLUME_CTRL_REG		0x04
27 #define TAS5720_ANALOG_CTRL_REG		0x06
28 #define TAS5720_FAULT_REG		0x08
29 #define TAS5720_DIGITAL_CLIP2_REG	0x10
30 #define TAS5720_DIGITAL_CLIP1_REG	0x11
31 #define TAS5720_MAX_REG			TAS5720_DIGITAL_CLIP1_REG
32 
33 /* TAS5720_DEVICE_ID_REG */
34 #define TAS5720_DEVICE_ID		0x01
35 
36 /* TAS5720_POWER_CTRL_REG */
37 #define TAS5720_DIG_CLIP_MASK		GENMASK(7, 2)
38 #define TAS5720_SLEEP			BIT(1)
39 #define TAS5720_SDZ			BIT(0)
40 
41 /* TAS5720_DIGITAL_CTRL1_REG */
42 #define TAS5720_HPF_BYPASS		BIT(7)
43 #define TAS5720_TDM_CFG_SRC		BIT(6)
44 #define TAS5720_SSZ_DS			BIT(3)
45 #define TAS5720_SAIF_RIGHTJ_24BIT	(0x0)
46 #define TAS5720_SAIF_RIGHTJ_20BIT	(0x1)
47 #define TAS5720_SAIF_RIGHTJ_18BIT	(0x2)
48 #define TAS5720_SAIF_RIGHTJ_16BIT	(0x3)
49 #define TAS5720_SAIF_I2S		(0x4)
50 #define TAS5720_SAIF_LEFTJ		(0x5)
51 #define TAS5720_SAIF_FORMAT_MASK	GENMASK(2, 0)
52 
53 /* TAS5720_DIGITAL_CTRL2_REG */
54 #define TAS5720_MUTE			BIT(4)
55 #define TAS5720_TDM_SLOT_SEL_MASK	GENMASK(2, 0)
56 
57 /* TAS5720_ANALOG_CTRL_REG */
58 #define TAS5720_PWM_RATE_6_3_FSYNC	(0x0 << 4)
59 #define TAS5720_PWM_RATE_8_4_FSYNC	(0x1 << 4)
60 #define TAS5720_PWM_RATE_10_5_FSYNC	(0x2 << 4)
61 #define TAS5720_PWM_RATE_12_6_FSYNC	(0x3 << 4)
62 #define TAS5720_PWM_RATE_14_7_FSYNC	(0x4 << 4)
63 #define TAS5720_PWM_RATE_16_8_FSYNC	(0x5 << 4)
64 #define TAS5720_PWM_RATE_20_10_FSYNC	(0x6 << 4)
65 #define TAS5720_PWM_RATE_24_12_FSYNC	(0x7 << 4)
66 #define TAS5720_PWM_RATE_MASK		GENMASK(6, 4)
67 #define TAS5720_ANALOG_GAIN_19_2DBV	(0x0 << 2)
68 #define TAS5720_ANALOG_GAIN_20_7DBV	(0x1 << 2)
69 #define TAS5720_ANALOG_GAIN_23_5DBV	(0x2 << 2)
70 #define TAS5720_ANALOG_GAIN_26_3DBV	(0x3 << 2)
71 #define TAS5720_ANALOG_GAIN_MASK	GENMASK(3, 2)
72 #define TAS5720_ANALOG_GAIN_SHIFT	(0x2)
73 
74 /* TAS5720_FAULT_REG */
75 #define TAS5720_OC_THRESH_100PCT	(0x0 << 4)
76 #define TAS5720_OC_THRESH_75PCT		(0x1 << 4)
77 #define TAS5720_OC_THRESH_50PCT		(0x2 << 4)
78 #define TAS5720_OC_THRESH_25PCT		(0x3 << 4)
79 #define TAS5720_OC_THRESH_MASK		GENMASK(5, 4)
80 #define TAS5720_CLKE			BIT(3)
81 #define TAS5720_OCE			BIT(2)
82 #define TAS5720_DCE			BIT(1)
83 #define TAS5720_OTE			BIT(0)
84 #define TAS5720_FAULT_MASK		GENMASK(3, 0)
85 
86 /* TAS5720_DIGITAL_CLIP1_REG */
87 #define TAS5720_CLIP1_MASK		GENMASK(7, 2)
88 #define TAS5720_CLIP1_SHIFT		(0x2)
89 
90 #endif /* __TAS5720_H__ */
91