xref: /linux/sound/soc/codecs/tlv320aic26.h (revision 03ab8e6297acd1bc0eedaa050e2a1635c576fd11)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Texas Instruments TLV320AIC26 low power audio CODEC
4  * register definitions
5  *
6  * Copyright (C) 2008 Secret Lab Technologies Ltd.
7  */
8 
9 #ifndef _TLV320AIC26_H_
10 #define _TLV320AIC26_H_
11 
12 /* AIC26 Registers */
13 #define AIC26_PAGE_ADDR(page, offset)	((page << 11) | offset << 5)
14 
15 /* Page 0: Auxiliary data registers */
16 #define AIC26_REG_BAT1			AIC26_PAGE_ADDR(0, 0x05)
17 #define AIC26_REG_BAT2			AIC26_PAGE_ADDR(0, 0x06)
18 #define AIC26_REG_AUX			AIC26_PAGE_ADDR(0, 0x07)
19 #define AIC26_REG_TEMP1			AIC26_PAGE_ADDR(0, 0x09)
20 #define AIC26_REG_TEMP2			AIC26_PAGE_ADDR(0, 0x0A)
21 
22 /* Page 1: Auxiliary control registers */
23 #define AIC26_REG_AUX_ADC		AIC26_PAGE_ADDR(1, 0x00)
24 #define AIC26_REG_STATUS		AIC26_PAGE_ADDR(1, 0x01)
25 #define AIC26_REG_REFERENCE		AIC26_PAGE_ADDR(1, 0x03)
26 #define AIC26_REG_RESET			AIC26_PAGE_ADDR(1, 0x04)
27 
28 /* Page 2: Audio control registers */
29 #define AIC26_REG_AUDIO_CTRL1		AIC26_PAGE_ADDR(2, 0x00)
30 #define AIC26_REG_ADC_GAIN		AIC26_PAGE_ADDR(2, 0x01)
31 #define AIC26_REG_DAC_GAIN		AIC26_PAGE_ADDR(2, 0x02)
32 #define AIC26_REG_SIDETONE		AIC26_PAGE_ADDR(2, 0x03)
33 #define AIC26_REG_AUDIO_CTRL2		AIC26_PAGE_ADDR(2, 0x04)
34 #define AIC26_REG_POWER_CTRL		AIC26_PAGE_ADDR(2, 0x05)
35 #define AIC26_REG_AUDIO_CTRL3		AIC26_PAGE_ADDR(2, 0x06)
36 
37 #define AIC26_REG_FILTER_COEFF_L_N0	AIC26_PAGE_ADDR(2, 0x07)
38 #define AIC26_REG_FILTER_COEFF_L_N1	AIC26_PAGE_ADDR(2, 0x08)
39 #define AIC26_REG_FILTER_COEFF_L_N2	AIC26_PAGE_ADDR(2, 0x09)
40 #define AIC26_REG_FILTER_COEFF_L_N3	AIC26_PAGE_ADDR(2, 0x0A)
41 #define AIC26_REG_FILTER_COEFF_L_N4	AIC26_PAGE_ADDR(2, 0x0B)
42 #define AIC26_REG_FILTER_COEFF_L_N5	AIC26_PAGE_ADDR(2, 0x0C)
43 #define AIC26_REG_FILTER_COEFF_L_D1	AIC26_PAGE_ADDR(2, 0x0D)
44 #define AIC26_REG_FILTER_COEFF_L_D2	AIC26_PAGE_ADDR(2, 0x0E)
45 #define AIC26_REG_FILTER_COEFF_L_D4	AIC26_PAGE_ADDR(2, 0x0F)
46 #define AIC26_REG_FILTER_COEFF_L_D5	AIC26_PAGE_ADDR(2, 0x10)
47 #define AIC26_REG_FILTER_COEFF_R_N0	AIC26_PAGE_ADDR(2, 0x11)
48 #define AIC26_REG_FILTER_COEFF_R_N1	AIC26_PAGE_ADDR(2, 0x12)
49 #define AIC26_REG_FILTER_COEFF_R_N2	AIC26_PAGE_ADDR(2, 0x13)
50 #define AIC26_REG_FILTER_COEFF_R_N3	AIC26_PAGE_ADDR(2, 0x14)
51 #define AIC26_REG_FILTER_COEFF_R_N4	AIC26_PAGE_ADDR(2, 0x15)
52 #define AIC26_REG_FILTER_COEFF_R_N5	AIC26_PAGE_ADDR(2, 0x16)
53 #define AIC26_REG_FILTER_COEFF_R_D1	AIC26_PAGE_ADDR(2, 0x17)
54 #define AIC26_REG_FILTER_COEFF_R_D2	AIC26_PAGE_ADDR(2, 0x18)
55 #define AIC26_REG_FILTER_COEFF_R_D4	AIC26_PAGE_ADDR(2, 0x19)
56 #define AIC26_REG_FILTER_COEFF_R_D5	AIC26_PAGE_ADDR(2, 0x1A)
57 
58 #define AIC26_REG_PLL_PROG1		AIC26_PAGE_ADDR(2, 0x1B)
59 #define AIC26_REG_PLL_PROG2		AIC26_PAGE_ADDR(2, 0x1C)
60 #define AIC26_REG_AUDIO_CTRL4		AIC26_PAGE_ADDR(2, 0x1D)
61 #define AIC26_REG_AUDIO_CTRL5		AIC26_PAGE_ADDR(2, 0x1E)
62 
63 /* fsref dividers; used in register 'Audio Control 1' */
64 enum aic26_divisors {
65 	AIC26_DIV_1	= 0,
66 	AIC26_DIV_1_5	= 1,
67 	AIC26_DIV_2	= 2,
68 	AIC26_DIV_3	= 3,
69 	AIC26_DIV_4	= 4,
70 	AIC26_DIV_5	= 5,
71 	AIC26_DIV_5_5	= 6,
72 	AIC26_DIV_6	= 7,
73 };
74 
75 /* Digital data format */
76 enum aic26_datfm {
77 	AIC26_DATFM_I2S		= 0 << 8,
78 	AIC26_DATFM_DSP		= 1 << 8,
79 	AIC26_DATFM_RIGHTJ	= 2 << 8, /* right justified */
80 	AIC26_DATFM_LEFTJ	= 3 << 8, /* left justified */
81 };
82 
83 /* Sample word length in bits; used in register 'Audio Control 1' */
84 enum aic26_wlen {
85 	AIC26_WLEN_16	= 0 << 10,
86 	AIC26_WLEN_20	= 1 << 10,
87 	AIC26_WLEN_24	= 2 << 10,
88 	AIC26_WLEN_32	= 3 << 10,
89 };
90 
91 #endif /* _TLV320AIC26_H_ */
92