xref: /openbmc/linux/sound/soc/codecs/tas2552.h (revision 5856d8bd)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * tas2552.h - ALSA SoC Texas Instruments TAS2552 Mono Audio Amplifier
4  *
5  * Copyright (C) 2014 Texas Instruments Incorporated -  https://www.ti.com
6  *
7  * Author: Dan Murphy <dmurphy@ti.com>
8  */
9 
10 #ifndef __TAS2552_H__
11 #define __TAS2552_H__
12 
13 /* Register Address Map */
14 #define TAS2552_DEVICE_STATUS		0x00
15 #define TAS2552_CFG_1			0x01
16 #define TAS2552_CFG_2			0x02
17 #define TAS2552_CFG_3			0x03
18 #define TAS2552_DOUT			0x04
19 #define TAS2552_SER_CTRL_1		0x05
20 #define TAS2552_SER_CTRL_2		0x06
21 #define TAS2552_OUTPUT_DATA		0x07
22 #define TAS2552_PLL_CTRL_1		0x08
23 #define TAS2552_PLL_CTRL_2		0x09
24 #define TAS2552_PLL_CTRL_3		0x0a
25 #define TAS2552_BTIP			0x0b
26 #define TAS2552_BTS_CTRL		0x0c
27 #define TAS2552_RESERVED_0D		0x0d
28 #define TAS2552_LIMIT_RATE_HYS		0x0e
29 #define TAS2552_LIMIT_RELEASE		0x0f
30 #define TAS2552_LIMIT_INT_COUNT		0x10
31 #define TAS2552_PDM_CFG			0x11
32 #define TAS2552_PGA_GAIN		0x12
33 #define TAS2552_EDGE_RATE_CTRL		0x13
34 #define TAS2552_BOOST_APT_CTRL		0x14
35 #define TAS2552_VER_NUM			0x16
36 #define TAS2552_VBAT_DATA		0x19
37 #define TAS2552_MAX_REG			TAS2552_VBAT_DATA
38 
39 /* CFG1 Register Masks */
40 #define TAS2552_DEV_RESET		(1 << 0)
41 #define TAS2552_SWS			(1 << 1)
42 #define TAS2552_MUTE			(1 << 2)
43 #define TAS2552_PLL_SRC_MCLK		(0x0 << 4)
44 #define TAS2552_PLL_SRC_BCLK		(0x1 << 4)
45 #define TAS2552_PLL_SRC_IVCLKIN		(0x2 << 4)
46 #define TAS2552_PLL_SRC_1_8_FIXED 	(0x3 << 4)
47 #define TAS2552_PLL_SRC_MASK	 	TAS2552_PLL_SRC_1_8_FIXED
48 
49 /* CFG2 Register Masks */
50 #define TAS2552_CLASSD_EN		(1 << 7)
51 #define TAS2552_BOOST_EN		(1 << 6)
52 #define TAS2552_APT_EN			(1 << 5)
53 #define TAS2552_PLL_ENABLE		(1 << 3)
54 #define TAS2552_LIM_EN			(1 << 2)
55 #define TAS2552_IVSENSE_EN		(1 << 1)
56 
57 /* CFG3 Register Masks */
58 #define TAS2552_WCLK_FREQ_8KHZ		(0x0 << 0)
59 #define TAS2552_WCLK_FREQ_11_12KHZ	(0x1 << 0)
60 #define TAS2552_WCLK_FREQ_16KHZ		(0x2 << 0)
61 #define TAS2552_WCLK_FREQ_22_24KHZ	(0x3 << 0)
62 #define TAS2552_WCLK_FREQ_32KHZ		(0x4 << 0)
63 #define TAS2552_WCLK_FREQ_44_48KHZ	(0x5 << 0)
64 #define TAS2552_WCLK_FREQ_88_96KHZ	(0x6 << 0)
65 #define TAS2552_WCLK_FREQ_176_192KHZ	(0x7 << 0)
66 #define TAS2552_WCLK_FREQ_MASK		TAS2552_WCLK_FREQ_176_192KHZ
67 #define TAS2552_DIN_SRC_SEL_MUTED	(0x0 << 3)
68 #define TAS2552_DIN_SRC_SEL_LEFT	(0x1 << 3)
69 #define TAS2552_DIN_SRC_SEL_RIGHT	(0x2 << 3)
70 #define TAS2552_DIN_SRC_SEL_AVG_L_R	(0x3 << 3)
71 #define TAS2552_PDM_IN_SEL		(1 << 5)
72 #define TAS2552_I2S_OUT_SEL		(1 << 6)
73 #define TAS2552_ANALOG_IN_SEL		(1 << 7)
74 
75 /* DOUT Register Masks */
76 #define TAS2552_SDOUT_TRISTATE		(1 << 2)
77 
78 /* Serial Interface Control Register Masks */
79 #define TAS2552_WORDLENGTH_16BIT	(0x0 << 0)
80 #define TAS2552_WORDLENGTH_20BIT	(0x1 << 0)
81 #define TAS2552_WORDLENGTH_24BIT	(0x2 << 0)
82 #define TAS2552_WORDLENGTH_32BIT	(0x3 << 0)
83 #define TAS2552_WORDLENGTH_MASK		TAS2552_WORDLENGTH_32BIT
84 #define TAS2552_DATAFORMAT_I2S		(0x0 << 2)
85 #define TAS2552_DATAFORMAT_DSP		(0x1 << 2)
86 #define TAS2552_DATAFORMAT_RIGHT_J	(0x2 << 2)
87 #define TAS2552_DATAFORMAT_LEFT_J	(0x3 << 2)
88 #define TAS2552_DATAFORMAT_MASK		TAS2552_DATAFORMAT_LEFT_J
89 #define TAS2552_CLKSPERFRAME_32		(0x0 << 4)
90 #define TAS2552_CLKSPERFRAME_64		(0x1 << 4)
91 #define TAS2552_CLKSPERFRAME_128	(0x2 << 4)
92 #define TAS2552_CLKSPERFRAME_256	(0x3 << 4)
93 #define TAS2552_CLKSPERFRAME_MASK	TAS2552_CLKSPERFRAME_256
94 #define TAS2552_BCLKDIR			(1 << 6)
95 #define TAS2552_WCLKDIR			(1 << 7)
96 
97 /* OUTPUT_DATA register */
98 #define TAS2552_DATA_OUT_I_DATA		(0x0)
99 #define TAS2552_DATA_OUT_V_DATA		(0x1)
100 #define TAS2552_DATA_OUT_VBAT_DATA	(0x2)
101 #define TAS2552_DATA_OUT_VBOOST_DATA	(0x3)
102 #define TAS2552_DATA_OUT_PGA_GAIN	(0x4)
103 #define TAS2552_DATA_OUT_IV_DATA	(0x5)
104 #define TAS2552_DATA_OUT_VBAT_VBOOST_GAIN	(0x6)
105 #define TAS2552_DATA_OUT_DISABLED	(0x7)
106 #define TAS2552_L_DATA_OUT(x)		((x) << 0)
107 #define TAS2552_R_DATA_OUT(x)		((x) << 3)
108 #define TAS2552_PDM_DATA_SEL_I		(0x0 << 6)
109 #define TAS2552_PDM_DATA_SEL_V		(0x1 << 6)
110 #define TAS2552_PDM_DATA_SEL_I_V	(0x2 << 6)
111 #define TAS2552_PDM_DATA_SEL_V_I	(0x3 << 6)
112 #define TAS2552_PDM_DATA_SEL_MASK	TAS2552_PDM_DATA_SEL_V_I
113 
114 /* PDM CFG Register */
115 #define TAS2552_PDM_CLK_SEL_PLL		(0x0 << 0)
116 #define TAS2552_PDM_CLK_SEL_IVCLKIN	(0x1 << 0)
117 #define TAS2552_PDM_CLK_SEL_BCLK	(0x2 << 0)
118 #define TAS2552_PDM_CLK_SEL_MCLK	(0x3 << 0)
119 #define TAS2552_PDM_CLK_SEL_MASK	TAS2552_PDM_CLK_SEL_MCLK
120 #define TAS2552_PDM_DATA_ES	 	(1 << 2)
121 
122 /* Boost Auto-pass through register */
123 #define TAS2552_APT_DELAY_50		(0x0 << 0)
124 #define TAS2552_APT_DELAY_75		(0x1 << 0)
125 #define TAS2552_APT_DELAY_125		(0x2 << 0)
126 #define TAS2552_APT_DELAY_200		(0x3 << 0)
127 #define TAS2552_APT_THRESH_05_02	(0x0 << 2)
128 #define TAS2552_APT_THRESH_10_07	(0x1 << 2)
129 #define TAS2552_APT_THRESH_14_11	(0x2 << 2)
130 #define TAS2552_APT_THRESH_20_17	(0x3 << 2)
131 
132 /* PLL Control Register */
133 #define TAS2552_PLL_J_MASK		0x7f
134 #define TAS2552_PLL_D_UPPER(x)		(((x) >> 8) & 0x3f)
135 #define TAS2552_PLL_D_LOWER(x)		((x) & 0xff)
136 #define TAS2552_PLL_BYPASS		(1 << 7)
137 
138 #endif
139