1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * wm8940.h -- WM8940 Soc Audio driver
4 */
5
6 #ifndef _WM8940_H
7 #define _WM8940_H
8
9 struct wm8940_setup_data {
10 /* Vref to analogue output resistance */
11 #define WM8940_VROI_1K 0
12 #define WM8940_VROI_30K 1
13 unsigned int vroi:1;
14 };
15
16 /* WM8940 register space */
17 #define WM8940_SOFTRESET 0x00
18 #define WM8940_POWER1 0x01
19 #define WM8940_POWER2 0x02
20 #define WM8940_POWER3 0x03
21 #define WM8940_IFACE 0x04
22 #define WM8940_COMPANDINGCTL 0x05
23 #define WM8940_CLOCK 0x06
24 #define WM8940_ADDCNTRL 0x07
25 #define WM8940_GPIO 0x08
26 #define WM8940_CTLINT 0x09
27 #define WM8940_DAC 0x0A
28 #define WM8940_DACVOL 0x0B
29
30 #define WM8940_ADC 0x0E
31 #define WM8940_ADCVOL 0x0F
32 #define WM8940_NOTCH1 0x10
33 #define WM8940_NOTCH2 0x11
34 #define WM8940_NOTCH3 0x12
35 #define WM8940_NOTCH4 0x13
36 #define WM8940_NOTCH5 0x14
37 #define WM8940_NOTCH6 0x15
38 #define WM8940_NOTCH7 0x16
39 #define WM8940_NOTCH8 0x17
40 #define WM8940_DACLIM1 0x18
41 #define WM8940_DACLIM2 0x19
42
43 #define WM8940_ALC1 0x20
44 #define WM8940_ALC2 0x21
45 #define WM8940_ALC3 0x22
46 #define WM8940_NOISEGATE 0x23
47 #define WM8940_PLLN 0x24
48 #define WM8940_PLLK1 0x25
49 #define WM8940_PLLK2 0x26
50 #define WM8940_PLLK3 0x27
51
52 #define WM8940_ALC4 0x2A
53
54 #define WM8940_INPUTCTL 0x2C
55 #define WM8940_PGAGAIN 0x2D
56
57 #define WM8940_ADCBOOST 0x2F
58
59 #define WM8940_OUTPUTCTL 0x31
60 #define WM8940_SPKMIX 0x32
61
62 #define WM8940_SPKVOL 0x36
63
64 #define WM8940_MONOMIX 0x38
65
66 #define WM8940_CACHEREGNUM 0x57
67
68
69 /* Clock divider Id's */
70 #define WM8940_BCLKDIV 0
71 #define WM8940_MCLKDIV 1
72 #define WM8940_OPCLKDIV 2
73
74 /* MCLK clock dividers */
75 #define WM8940_MCLKDIV_1 0
76 #define WM8940_MCLKDIV_1_5 1
77 #define WM8940_MCLKDIV_2 2
78 #define WM8940_MCLKDIV_3 3
79 #define WM8940_MCLKDIV_4 4
80 #define WM8940_MCLKDIV_6 5
81 #define WM8940_MCLKDIV_8 6
82 #define WM8940_MCLKDIV_12 7
83
84 /* BCLK clock dividers */
85 #define WM8940_BCLKDIV_1 0
86 #define WM8940_BCLKDIV_2 1
87 #define WM8940_BCLKDIV_4 2
88 #define WM8940_BCLKDIV_8 3
89 #define WM8940_BCLKDIV_16 4
90 #define WM8940_BCLKDIV_32 5
91
92 /* PLL Out Dividers */
93 #define WM8940_OPCLKDIV_1 0
94 #define WM8940_OPCLKDIV_2 1
95 #define WM8940_OPCLKDIV_3 2
96 #define WM8940_OPCLKDIV_4 3
97
98 /* Chip ID */
99 #define WM8940_CHIP_ID 0x8940
100
101 #endif /* _WM8940_H */
102
103
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