xref: /openbmc/linux/sound/soc/codecs/wm8974.h (revision d2912cb1)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * wm8974.h  --  WM8974 Soc Audio driver
4  */
5 
6 #ifndef _WM8974_H
7 #define _WM8974_H
8 
9 /* WM8974 register space */
10 
11 #define WM8974_RESET		0x0
12 #define WM8974_POWER1		0x1
13 #define WM8974_POWER2		0x2
14 #define WM8974_POWER3		0x3
15 #define WM8974_IFACE		0x4
16 #define WM8974_COMP		0x5
17 #define WM8974_CLOCK		0x6
18 #define WM8974_ADD		0x7
19 #define WM8974_GPIO		0x8
20 #define WM8974_DAC		0xa
21 #define WM8974_DACVOL		0xb
22 #define WM8974_ADC		0xe
23 #define WM8974_ADCVOL		0xf
24 #define WM8974_EQ1		0x12
25 #define WM8974_EQ2		0x13
26 #define WM8974_EQ3		0x14
27 #define WM8974_EQ4		0x15
28 #define WM8974_EQ5		0x16
29 #define WM8974_DACLIM1		0x18
30 #define WM8974_DACLIM2		0x19
31 #define WM8974_NOTCH1		0x1b
32 #define WM8974_NOTCH2		0x1c
33 #define WM8974_NOTCH3		0x1d
34 #define WM8974_NOTCH4		0x1e
35 #define WM8974_ALC1		0x20
36 #define WM8974_ALC2		0x21
37 #define WM8974_ALC3		0x22
38 #define WM8974_NGATE		0x23
39 #define WM8974_PLLN		0x24
40 #define WM8974_PLLK1		0x25
41 #define WM8974_PLLK2		0x26
42 #define WM8974_PLLK3		0x27
43 #define WM8974_ATTEN		0x28
44 #define WM8974_INPUT		0x2c
45 #define WM8974_INPPGA		0x2d
46 #define WM8974_ADCBOOST		0x2f
47 #define WM8974_OUTPUT		0x31
48 #define WM8974_SPKMIX		0x32
49 #define WM8974_SPKVOL		0x36
50 #define WM8974_MONOMIX		0x38
51 
52 #define WM8974_CACHEREGNUM 	57
53 
54 /* Clock divider Id's */
55 #define WM8974_OPCLKDIV		0
56 #define WM8974_MCLKDIV		1
57 #define WM8974_BCLKDIV		2
58 
59 /* PLL Out dividers */
60 #define WM8974_OPCLKDIV_1	(0 << 4)
61 #define WM8974_OPCLKDIV_2	(1 << 4)
62 #define WM8974_OPCLKDIV_3	(2 << 4)
63 #define WM8974_OPCLKDIV_4	(3 << 4)
64 
65 /* BCLK clock dividers */
66 #define WM8974_BCLKDIV_1	(0 << 2)
67 #define WM8974_BCLKDIV_2	(1 << 2)
68 #define WM8974_BCLKDIV_4	(2 << 2)
69 #define WM8974_BCLKDIV_8	(3 << 2)
70 #define WM8974_BCLKDIV_16	(4 << 2)
71 #define WM8974_BCLKDIV_32	(5 << 2)
72 
73 /* MCLK clock dividers */
74 #define WM8974_MCLKDIV_1	(0 << 5)
75 #define WM8974_MCLKDIV_1_5	(1 << 5)
76 #define WM8974_MCLKDIV_2	(2 << 5)
77 #define WM8974_MCLKDIV_3	(3 << 5)
78 #define WM8974_MCLKDIV_4	(4 << 5)
79 #define WM8974_MCLKDIV_6	(5 << 5)
80 #define WM8974_MCLKDIV_8	(6 << 5)
81 #define WM8974_MCLKDIV_12	(7 << 5)
82 
83 #endif
84