xref: /openbmc/linux/sound/soc/codecs/nau8822.h (revision 6d99a79c)
1 /*
2  * nau8822.h  --  NAU8822 Soc Audio Codec driver
3  *
4  * Author: David Lin <ctlin0@nuvoton.com>
5  * Co-author: John Hsu <kchsu0@nuvoton.com>
6  * Co-author: Seven Li <wtli@nuvoton.com>
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11  */
12 
13 #ifndef __NAU8822_H__
14 #define __NAU8822_H__
15 
16 #define NAU8822_REG_RESET			0x00
17 #define NAU8822_REG_POWER_MANAGEMENT_1		0x01
18 #define NAU8822_REG_POWER_MANAGEMENT_2		0x02
19 #define NAU8822_REG_POWER_MANAGEMENT_3		0x03
20 #define NAU8822_REG_AUDIO_INTERFACE		0x04
21 #define NAU8822_REG_COMPANDING_CONTROL		0x05
22 #define NAU8822_REG_CLOCKING			0x06
23 #define NAU8822_REG_ADDITIONAL_CONTROL		0x07
24 #define NAU8822_REG_GPIO_CONTROL		0x08
25 #define NAU8822_REG_JACK_DETECT_CONTROL_1	0x09
26 #define NAU8822_REG_DAC_CONTROL			0x0A
27 #define NAU8822_REG_LEFT_DAC_DIGITAL_VOLUME	0x0B
28 #define NAU8822_REG_RIGHT_DAC_DIGITAL_VOLUME	0x0C
29 #define NAU8822_REG_JACK_DETECT_CONTROL_2	0x0D
30 #define NAU8822_REG_ADC_CONTROL			0x0E
31 #define NAU8822_REG_LEFT_ADC_DIGITAL_VOLUME	0x0F
32 #define NAU8822_REG_RIGHT_ADC_DIGITAL_VOLUME	0x10
33 #define NAU8822_REG_EQ1				0x12
34 #define NAU8822_REG_EQ2				0x13
35 #define NAU8822_REG_EQ3				0x14
36 #define NAU8822_REG_EQ4				0x15
37 #define NAU8822_REG_EQ5				0x16
38 #define NAU8822_REG_DAC_LIMITER_1		0x18
39 #define NAU8822_REG_DAC_LIMITER_2		0x19
40 #define NAU8822_REG_NOTCH_FILTER_1		0x1B
41 #define NAU8822_REG_NOTCH_FILTER_2		0x1C
42 #define NAU8822_REG_NOTCH_FILTER_3		0x1D
43 #define NAU8822_REG_NOTCH_FILTER_4		0x1E
44 #define NAU8822_REG_ALC_CONTROL_1		0x20
45 #define NAU8822_REG_ALC_CONTROL_2		0x21
46 #define NAU8822_REG_ALC_CONTROL_3		0x22
47 #define NAU8822_REG_NOISE_GATE			0x23
48 #define NAU8822_REG_PLL_N			0x24
49 #define NAU8822_REG_PLL_K1			0x25
50 #define NAU8822_REG_PLL_K2			0x26
51 #define NAU8822_REG_PLL_K3			0x27
52 #define NAU8822_REG_3D_CONTROL			0x29
53 #define NAU8822_REG_RIGHT_SPEAKER_CONTROL	0x2B
54 #define NAU8822_REG_INPUT_CONTROL		0x2C
55 #define NAU8822_REG_LEFT_INP_PGA_CONTROL	0x2D
56 #define NAU8822_REG_RIGHT_INP_PGA_CONTROL	0x2E
57 #define NAU8822_REG_LEFT_ADC_BOOST_CONTROL	0x2F
58 #define NAU8822_REG_RIGHT_ADC_BOOST_CONTROL	0x30
59 #define NAU8822_REG_OUTPUT_CONTROL		0x31
60 #define NAU8822_REG_LEFT_MIXER_CONTROL		0x32
61 #define NAU8822_REG_RIGHT_MIXER_CONTROL		0x33
62 #define NAU8822_REG_LHP_VOLUME			0x34
63 #define NAU8822_REG_RHP_VOLUME			0x35
64 #define NAU8822_REG_LSPKOUT_VOLUME		0x36
65 #define NAU8822_REG_RSPKOUT_VOLUME		0x37
66 #define NAU8822_REG_AUX2_MIXER			0x38
67 #define NAU8822_REG_AUX1_MIXER			0x39
68 #define NAU8822_REG_POWER_MANAGEMENT_4		0x3A
69 #define NAU8822_REG_LEFT_TIME_SLOT		0x3B
70 #define NAU8822_REG_MISC			0x3C
71 #define NAU8822_REG_RIGHT_TIME_SLOT		0x3D
72 #define NAU8822_REG_DEVICE_REVISION		0x3E
73 #define NAU8822_REG_DEVICE_ID			0x3F
74 #define NAU8822_REG_DAC_DITHER			0x41
75 #define NAU8822_REG_ALC_ENHANCE_1		0x46
76 #define NAU8822_REG_ALC_ENHANCE_2		0x47
77 #define NAU8822_REG_192KHZ_SAMPLING		0x48
78 #define NAU8822_REG_MISC_CONTROL		0x49
79 #define NAU8822_REG_INPUT_TIEOFF		0x4A
80 #define NAU8822_REG_POWER_REDUCTION		0x4B
81 #define NAU8822_REG_AGC_PEAK2PEAK		0x4C
82 #define NAU8822_REG_AGC_PEAK_DETECT		0x4D
83 #define NAU8822_REG_AUTOMUTE_CONTROL		0x4E
84 #define NAU8822_REG_OUTPUT_TIEOFF		0x4F
85 #define NAU8822_REG_MAX_REGISTER		NAU8822_REG_OUTPUT_TIEOFF
86 
87 /* NAU8822_REG_POWER_MANAGEMENT_1 (0x1) */
88 #define NAU8822_REFIMP_MASK			0x3
89 #define NAU8822_REFIMP_80K			0x1
90 #define NAU8822_REFIMP_300K			0x2
91 #define NAU8822_REFIMP_3K			0x3
92 #define NAU8822_IOBUF_EN			(0x1 << 2)
93 #define NAU8822_ABIAS_EN			(0x1 << 3)
94 
95 /* NAU8822_REG_AUDIO_INTERFACE (0x4) */
96 #define NAU8822_AIFMT_MASK			(0x3 << 3)
97 #define NAU8822_WLEN_MASK			(0x3 << 5)
98 #define NAU8822_WLEN_20				(0x1 << 5)
99 #define NAU8822_WLEN_24				(0x2 << 5)
100 #define NAU8822_WLEN_32				(0x3 << 5)
101 #define NAU8822_LRP_MASK			(0x1 << 7)
102 #define NAU8822_BCLKP_MASK			(0x1 << 8)
103 
104 /* NAU8822_REG_COMPANDING_CONTROL (0x5) */
105 #define NAU8822_ADDAP_SFT			0
106 #define NAU8822_ADCCM_SFT			1
107 #define NAU8822_DACCM_SFT			3
108 
109 /* NAU8822_REG_CLOCKING (0x6) */
110 #define NAU8822_CLKIOEN_MASK			0x1
111 #define NAU8822_MCLKSEL_SFT			5
112 #define NAU8822_MCLKSEL_MASK			(0x7 << 5)
113 #define NAU8822_BCLKSEL_SFT			2
114 #define NAU8822_BCLKSEL_MASK			(0x7 << 2)
115 #define NAU8822_CLKM_MASK			(0x1 << 8)
116 #define NAU8822_CLKM_MCLK			(0x0 << 8)
117 #define NAU8822_CLKM_PLL			(0x1 << 8)
118 
119 /* NAU8822_REG_ADDITIONAL_CONTROL (0x08) */
120 #define NAU8822_SMPLR_SFT			1
121 #define NAU8822_SMPLR_MASK			(0x7 << 1)
122 #define NAU8822_SMPLR_48K			(0x0 << 1)
123 #define NAU8822_SMPLR_32K			(0x1 << 1)
124 #define NAU8822_SMPLR_24K			(0x2 << 1)
125 #define NAU8822_SMPLR_16K			(0x3 << 1)
126 #define NAU8822_SMPLR_12K			(0x4 << 1)
127 #define NAU8822_SMPLR_8K			(0x5 << 1)
128 
129 /* NAU8822_REG_EQ1 (0x12) */
130 #define NAU8822_EQ1GC_SFT			0
131 #define NAU8822_EQ1CF_SFT			5
132 #define NAU8822_EQM_SFT				8
133 
134 /* NAU8822_REG_EQ2 (0x13) */
135 #define NAU8822_EQ2GC_SFT			0
136 #define NAU8822_EQ2CF_SFT			5
137 #define NAU8822_EQ2BW_SFT			8
138 
139 /* NAU8822_REG_EQ3 (0x14) */
140 #define NAU8822_EQ3GC_SFT			0
141 #define NAU8822_EQ3CF_SFT			5
142 #define NAU8822_EQ3BW_SFT			8
143 
144 /* NAU8822_REG_EQ4 (0x15) */
145 #define NAU8822_EQ4GC_SFT			0
146 #define NAU8822_EQ4CF_SFT			5
147 #define NAU8822_EQ4BW_SFT			8
148 
149 /* NAU8822_REG_EQ5 (0x16) */
150 #define NAU8822_EQ5GC_SFT			0
151 #define NAU8822_EQ5CF_SFT			5
152 
153 /* NAU8822_REG_ALC_CONTROL_1 (0x20) */
154 #define NAU8822_ALCMINGAIN_SFT			0
155 #define NAU8822_ALCMXGAIN_SFT			3
156 #define NAU8822_ALCEN_SFT			7
157 
158 /* NAU8822_REG_ALC_CONTROL_2 (0x21) */
159 #define NAU8822_ALCSL_SFT			0
160 #define NAU8822_ALCHT_SFT			4
161 
162 /* NAU8822_REG_ALC_CONTROL_3 (0x22) */
163 #define NAU8822_ALCATK_SFT			0
164 #define NAU8822_ALCDCY_SFT			4
165 #define NAU8822_ALCM_SFT			8
166 
167 /* NAU8822_REG_PLL_N (0x24) */
168 #define NAU8822_PLLMCLK_DIV2			(0x1 << 4)
169 #define NAU8822_PLLN_MASK			0xF
170 
171 #define NAU8822_PLLK1_SFT			18
172 #define NAU8822_PLLK1_MASK			0x3F
173 
174 /* NAU8822_REG_PLL_K2 (0x26) */
175 #define NAU8822_PLLK2_SFT			9
176 #define NAU8822_PLLK2_MASK			0x1FF
177 
178 /* NAU8822_REG_PLL_K3 (0x27) */
179 #define NAU8822_PLLK3_MASK			0x1FF
180 
181 /* System Clock Source */
182 enum {
183 	NAU8822_CLK_MCLK,
184 	NAU8822_CLK_PLL,
185 };
186 
187 struct nau8822_pll {
188 	int pre_factor;
189 	int mclk_scaler;
190 	int pll_frac;
191 	int pll_int;
192 };
193 
194 /* Codec Private Data */
195 struct nau8822 {
196 	struct device *dev;
197 	struct regmap *regmap;
198 	int mclk_idx;
199 	struct nau8822_pll pll;
200 	int sysclk;
201 	int div_id;
202 };
203 
204 #endif	/* __NAU8822_H__ */
205