1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /* |
3 | * tegra210_mvc.h - Definitions for Tegra210 MVC driver |
4 | * |
5 | * Copyright (c) 2021 NVIDIA CORPORATION. All rights reserved. |
6 | * |
7 | */ |
8 | |
9 | #ifndef __TEGRA210_MVC_H__ |
10 | #define __TEGRA210_MVC_H__ |
11 | |
12 | /* |
13 | * MVC_RX registers are with respect to XBAR. |
14 | * The data comes from XBAR to MVC. |
15 | */ |
16 | #define TEGRA210_MVC_RX_STATUS 0x0c |
17 | #define TEGRA210_MVC_RX_INT_STATUS 0x10 |
18 | #define TEGRA210_MVC_RX_INT_MASK 0x14 |
19 | #define TEGRA210_MVC_RX_INT_SET 0x18 |
20 | #define TEGRA210_MVC_RX_INT_CLEAR 0x1c |
21 | #define TEGRA210_MVC_RX_CIF_CTRL 0x20 |
22 | |
23 | /* |
24 | * MVC_TX registers are with respect to XBAR. |
25 | * The data goes out of MVC. |
26 | */ |
27 | #define TEGRA210_MVC_TX_STATUS 0x4c |
28 | #define TEGRA210_MVC_TX_INT_STATUS 0x50 |
29 | #define TEGRA210_MVC_TX_INT_MASK 0x54 |
30 | #define TEGRA210_MVC_TX_INT_SET 0x58 |
31 | #define TEGRA210_MVC_TX_INT_CLEAR 0x5c |
32 | #define TEGRA210_MVC_TX_CIF_CTRL 0x60 |
33 | |
34 | /* Register offsets from TEGRA210_MVC*_BASE */ |
35 | #define TEGRA210_MVC_ENABLE 0x80 |
36 | #define TEGRA210_MVC_SOFT_RESET 0x84 |
37 | #define TEGRA210_MVC_CG 0x88 |
38 | #define TEGRA210_MVC_STATUS 0x90 |
39 | #define TEGRA210_MVC_INT_STATUS 0x94 |
40 | #define TEGRA210_MVC_CTRL 0xa8 |
41 | #define TEGRA210_MVC_SWITCH 0xac |
42 | #define TEGRA210_MVC_INIT_VOL 0xb0 |
43 | #define TEGRA210_MVC_TARGET_VOL 0xd0 |
44 | #define TEGRA210_MVC_DURATION 0xf0 |
45 | #define TEGRA210_MVC_DURATION_INV 0xf4 |
46 | #define TEGRA210_MVC_POLY_N1 0xf8 |
47 | #define TEGRA210_MVC_POLY_N2 0xfc |
48 | #define TEGRA210_MVC_PEAK_CTRL 0x100 |
49 | #define TEGRA210_MVC_CFG_RAM_CTRL 0x104 |
50 | #define TEGRA210_MVC_CFG_RAM_DATA 0x108 |
51 | #define TEGRA210_MVC_PEAK_VALUE 0x10c |
52 | #define TEGRA210_MVC_CONFIG_ERR_TYPE 0x12c |
53 | |
54 | /* Fields in TEGRA210_MVC_ENABLE */ |
55 | #define TEGRA210_MVC_EN_SHIFT 0 |
56 | #define TEGRA210_MVC_EN (1 << TEGRA210_MVC_EN_SHIFT) |
57 | |
58 | #define TEGRA210_MVC_MUTE_SHIFT 8 |
59 | #define TEGRA210_MUTE_MASK_EN 0xff |
60 | #define TEGRA210_MVC_MUTE_MASK (TEGRA210_MUTE_MASK_EN << TEGRA210_MVC_MUTE_SHIFT) |
61 | #define TEGRA210_MVC_MUTE_EN (TEGRA210_MUTE_MASK_EN << TEGRA210_MVC_MUTE_SHIFT) |
62 | #define TEGRA210_MVC_CH0_MUTE_EN 1 |
63 | |
64 | #define TEGRA210_MVC_PER_CHAN_CTRL_EN_SHIFT 30 |
65 | #define TEGRA210_MVC_PER_CHAN_CTRL_EN_MASK (1 << TEGRA210_MVC_PER_CHAN_CTRL_EN_SHIFT) |
66 | #define TEGRA210_MVC_PER_CHAN_CTRL_EN (1 << TEGRA210_MVC_PER_CHAN_CTRL_EN_SHIFT) |
67 | |
68 | #define TEGRA210_MVC_CURVE_TYPE_SHIFT 1 |
69 | #define TEGRA210_MVC_CURVE_TYPE_MASK (1 << TEGRA210_MVC_CURVE_TYPE_SHIFT) |
70 | |
71 | #define TEGRA210_MVC_VOLUME_SWITCH_SHIFT 2 |
72 | #define TEGRA210_MVC_VOLUME_SWITCH_MASK (1 << TEGRA210_MVC_VOLUME_SWITCH_SHIFT) |
73 | #define TEGRA210_MVC_VOLUME_SWITCH_TRIGGER (1 << TEGRA210_MVC_VOLUME_SWITCH_SHIFT) |
74 | #define TEGRA210_MVC_CTRL_DEFAULT 0x40000003 |
75 | |
76 | #define TEGRA210_MVC_INIT_VOL_DEFAULT_POLY 0x01000000 |
77 | #define TEGRA210_MVC_INIT_VOL_DEFAULT_LINEAR 0x00000000 |
78 | |
79 | /* Fields in TEGRA210_MVC ram ctrl */ |
80 | #define TEGRA210_MVC_CFG_RAM_CTRL_RW_SHIFT 14 |
81 | #define TEGRA210_MVC_CFG_RAM_CTRL_RW_WRITE (1 << TEGRA210_MVC_CFG_RAM_CTRL_RW_SHIFT) |
82 | |
83 | #define TEGRA210_MVC_CFG_RAM_CTRL_ADDR_INIT_EN_SHIFT 13 |
84 | #define TEGRA210_MVC_CFG_RAM_CTRL_ADDR_INIT_EN (1 << TEGRA210_MVC_CFG_RAM_CTRL_ADDR_INIT_EN_SHIFT) |
85 | |
86 | #define TEGRA210_MVC_CFG_RAM_CTRL_SEQ_ACCESS_EN_SHIFT 12 |
87 | #define TEGRA210_MVC_CFG_RAM_CTRL_SEQ_ACCESS_EN (1 << TEGRA210_MVC_CFG_RAM_CTRL_SEQ_ACCESS_EN_SHIFT) |
88 | |
89 | #define TEGRA210_MVC_CFG_RAM_CTRL_ADDR_SHIFT 0 |
90 | #define TEGRA210_MVC_CFG_RAM_CTRL_ADDR_MASK (0x1ff << TEGRA210_MVC_CFG_RAM_CTRL_ADDR_SHIFT) |
91 | |
92 | #define REG_SIZE 4 |
93 | #define TEGRA210_MVC_MAX_CHAN_COUNT 8 |
94 | #define TEGRA210_MVC_REG_OFFSET(reg, i) (reg + (REG_SIZE * i)) |
95 | |
96 | #define TEGRA210_MVC_GET_CHAN(reg, base) (((reg) - (base)) / REG_SIZE) |
97 | |
98 | #define TEGRA210_GET_MUTE_VAL(val) (((val) >> TEGRA210_MVC_MUTE_SHIFT) & TEGRA210_MUTE_MASK_EN) |
99 | |
100 | #define NUM_GAIN_POLY_COEFFS 9 |
101 | |
102 | enum { |
103 | CURVE_POLY, |
104 | CURVE_LINEAR, |
105 | }; |
106 | |
107 | struct tegra210_mvc_gain_params { |
108 | int poly_coeff[NUM_GAIN_POLY_COEFFS]; |
109 | int poly_n1; |
110 | int poly_n2; |
111 | int duration; |
112 | int duration_inv; |
113 | }; |
114 | |
115 | struct tegra210_mvc { |
116 | int volume[TEGRA210_MVC_MAX_CHAN_COUNT]; |
117 | unsigned int curve_type; |
118 | unsigned int ctrl_value; |
119 | struct regmap *regmap; |
120 | }; |
121 | |
122 | #endif |
123 | |