xref: /linux/sound/soc/codecs/nau8825.h (revision 96ac6d435100450f0565708d9b885ea2a7400e0a)
1 /*
2  * NAU8825 ALSA SoC audio driver
3  *
4  * Copyright 2015 Google Inc.
5  * Author: Anatol Pomozov <anatol.pomozov@chrominium.org>
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License version 2 as
9  * published by the Free Software Foundation.
10  */
11 
12 #ifndef __NAU8825_H__
13 #define __NAU8825_H__
14 
15 #define NAU8825_REG_RESET		0x00
16 #define NAU8825_REG_ENA_CTRL		0x01
17 #define NAU8825_REG_IIC_ADDR_SET		0x02
18 #define NAU8825_REG_CLK_DIVIDER		0x03
19 #define NAU8825_REG_FLL1		0x04
20 #define NAU8825_REG_FLL2		0x05
21 #define NAU8825_REG_FLL3		0x06
22 #define NAU8825_REG_FLL4		0x07
23 #define NAU8825_REG_FLL5		0x08
24 #define NAU8825_REG_FLL6		0x09
25 #define NAU8825_REG_FLL_VCO_RSV		0x0a
26 #define NAU8825_REG_HSD_CTRL		0x0c
27 #define NAU8825_REG_JACK_DET_CTRL		0x0d
28 #define NAU8825_REG_INTERRUPT_MASK		0x0f
29 #define NAU8825_REG_IRQ_STATUS		0x10
30 #define NAU8825_REG_INT_CLR_KEY_STATUS		0x11
31 #define NAU8825_REG_INTERRUPT_DIS_CTRL		0x12
32 #define NAU8825_REG_SAR_CTRL		0x13
33 #define NAU8825_REG_KEYDET_CTRL		0x14
34 #define NAU8825_REG_VDET_THRESHOLD_1		0x15
35 #define NAU8825_REG_VDET_THRESHOLD_2		0x16
36 #define NAU8825_REG_VDET_THRESHOLD_3		0x17
37 #define NAU8825_REG_VDET_THRESHOLD_4		0x18
38 #define NAU8825_REG_GPIO34_CTRL		0x19
39 #define NAU8825_REG_GPIO12_CTRL		0x1a
40 #define NAU8825_REG_TDM_CTRL		0x1b
41 #define NAU8825_REG_I2S_PCM_CTRL1		0x1c
42 #define NAU8825_REG_I2S_PCM_CTRL2		0x1d
43 #define NAU8825_REG_LEFT_TIME_SLOT		0x1e
44 #define NAU8825_REG_RIGHT_TIME_SLOT		0x1f
45 #define NAU8825_REG_BIQ_CTRL		0x20
46 #define NAU8825_REG_BIQ_COF1		0x21
47 #define NAU8825_REG_BIQ_COF2		0x22
48 #define NAU8825_REG_BIQ_COF3		0x23
49 #define NAU8825_REG_BIQ_COF4		0x24
50 #define NAU8825_REG_BIQ_COF5		0x25
51 #define NAU8825_REG_BIQ_COF6		0x26
52 #define NAU8825_REG_BIQ_COF7		0x27
53 #define NAU8825_REG_BIQ_COF8		0x28
54 #define NAU8825_REG_BIQ_COF9		0x29
55 #define NAU8825_REG_BIQ_COF10		0x2a
56 #define NAU8825_REG_ADC_RATE		0x2b
57 #define NAU8825_REG_DAC_CTRL1		0x2c
58 #define NAU8825_REG_DAC_CTRL2		0x2d
59 #define NAU8825_REG_DAC_DGAIN_CTRL		0x2f
60 #define NAU8825_REG_ADC_DGAIN_CTRL		0x30
61 #define NAU8825_REG_MUTE_CTRL		0x31
62 #define NAU8825_REG_HSVOL_CTRL		0x32
63 #define NAU8825_REG_DACL_CTRL		0x33
64 #define NAU8825_REG_DACR_CTRL		0x34
65 #define NAU8825_REG_ADC_DRC_KNEE_IP12		0x38
66 #define NAU8825_REG_ADC_DRC_KNEE_IP34		0x39
67 #define NAU8825_REG_ADC_DRC_SLOPES		0x3a
68 #define NAU8825_REG_ADC_DRC_ATKDCY		0x3b
69 #define NAU8825_REG_DAC_DRC_KNEE_IP12		0x45
70 #define NAU8825_REG_DAC_DRC_KNEE_IP34		0x46
71 #define NAU8825_REG_DAC_DRC_SLOPES		0x47
72 #define NAU8825_REG_DAC_DRC_ATKDCY		0x48
73 #define NAU8825_REG_IMM_MODE_CTRL		0x4c
74 #define NAU8825_REG_IMM_RMS_L		0x4d
75 #define NAU8825_REG_IMM_RMS_R		0x4e
76 #define NAU8825_REG_CLASSG_CTRL		0x50
77 #define NAU8825_REG_OPT_EFUSE_CTRL		0x51
78 #define NAU8825_REG_MISC_CTRL		0x55
79 #define NAU8825_REG_I2C_DEVICE_ID		0x58
80 #define NAU8825_REG_SARDOUT_RAM_STATUS		0x59
81 #define NAU8825_REG_BIAS_ADJ		0x66
82 #define NAU8825_REG_TRIM_SETTINGS		0x68
83 #define NAU8825_REG_ANALOG_CONTROL_1		0x69
84 #define NAU8825_REG_ANALOG_CONTROL_2		0x6a
85 #define NAU8825_REG_ANALOG_ADC_1		0x71
86 #define NAU8825_REG_ANALOG_ADC_2		0x72
87 #define NAU8825_REG_RDAC		0x73
88 #define NAU8825_REG_MIC_BIAS		0x74
89 #define NAU8825_REG_BOOST		0x76
90 #define NAU8825_REG_FEPGA		0x77
91 #define NAU8825_REG_POWER_UP_CONTROL		0x7f
92 #define NAU8825_REG_CHARGE_PUMP		0x80
93 #define NAU8825_REG_CHARGE_PUMP_INPUT_READ		0x81
94 #define NAU8825_REG_GENERAL_STATUS		0x82
95 #define NAU8825_REG_MAX		NAU8825_REG_GENERAL_STATUS
96 /* 16-bit control register address, and 16-bits control register data */
97 #define NAU8825_REG_ADDR_LEN		16
98 #define NAU8825_REG_DATA_LEN		16
99 
100 /* ENA_CTRL (0x1) */
101 #define NAU8825_ENABLE_DACR_SFT	10
102 #define NAU8825_ENABLE_DACR	(1 << NAU8825_ENABLE_DACR_SFT)
103 #define NAU8825_ENABLE_DACL_SFT	9
104 #define NAU8825_ENABLE_DACL		(1 << NAU8825_ENABLE_DACL_SFT)
105 #define NAU8825_ENABLE_ADC_SFT	8
106 #define NAU8825_ENABLE_ADC		(1 << NAU8825_ENABLE_ADC_SFT)
107 #define NAU8825_ENABLE_ADC_CLK_SFT	7
108 #define NAU8825_ENABLE_ADC_CLK	(1 << NAU8825_ENABLE_ADC_CLK_SFT)
109 #define NAU8825_ENABLE_DAC_CLK_SFT	6
110 #define NAU8825_ENABLE_DAC_CLK	(1 << NAU8825_ENABLE_DAC_CLK_SFT)
111 #define NAU8825_ENABLE_SAR_SFT	1
112 
113 /* CLK_DIVIDER (0x3) */
114 #define NAU8825_CLK_SRC_SFT			15
115 #define NAU8825_CLK_SRC_MASK			(1 << NAU8825_CLK_SRC_SFT)
116 #define NAU8825_CLK_SRC_VCO			(1 << NAU8825_CLK_SRC_SFT)
117 #define NAU8825_CLK_SRC_MCLK			(0 << NAU8825_CLK_SRC_SFT)
118 #define NAU8825_CLK_ADC_SRC_SFT		6
119 #define NAU8825_CLK_ADC_SRC_MASK		(0x3 << NAU8825_CLK_ADC_SRC_SFT)
120 #define NAU8825_CLK_DAC_SRC_SFT		4
121 #define NAU8825_CLK_DAC_SRC_MASK		(0x3 << NAU8825_CLK_DAC_SRC_SFT)
122 #define NAU8825_CLK_MCLK_SRC_MASK		(0xf << 0)
123 
124 /* FLL1 (0x04) */
125 #define NAU8825_ICTRL_LATCH_SFT	10
126 #define NAU8825_ICTRL_LATCH_MASK	(0x7 << NAU8825_ICTRL_LATCH_SFT)
127 #define NAU8825_FLL_RATIO_MASK			(0x7f << 0)
128 
129 /* FLL3 (0x06) */
130 #define NAU8825_GAIN_ERR_SFT			12
131 #define NAU8825_GAIN_ERR_MASK			(0xf << NAU8825_GAIN_ERR_SFT)
132 #define NAU8825_FLL_INTEGER_MASK		(0x3ff << 0)
133 #define NAU8825_FLL_CLK_SRC_SFT		10
134 #define NAU8825_FLL_CLK_SRC_MASK		(0x3 << NAU8825_FLL_CLK_SRC_SFT)
135 #define NAU8825_FLL_CLK_SRC_MCLK		(0 << NAU8825_FLL_CLK_SRC_SFT)
136 #define NAU8825_FLL_CLK_SRC_BLK		(0x2 << NAU8825_FLL_CLK_SRC_SFT)
137 #define NAU8825_FLL_CLK_SRC_FS			(0x3 << NAU8825_FLL_CLK_SRC_SFT)
138 
139 /* FLL4 (0x07) */
140 #define NAU8825_FLL_REF_DIV_SFT	10
141 #define NAU8825_FLL_REF_DIV_MASK	(0x3 << NAU8825_FLL_REF_DIV_SFT)
142 
143 /* FLL5 (0x08) */
144 #define NAU8825_FLL_PDB_DAC_EN		(0x1 << 15)
145 #define NAU8825_FLL_LOOP_FTR_EN		(0x1 << 14)
146 #define NAU8825_FLL_CLK_SW_MASK		(0x1 << 13)
147 #define NAU8825_FLL_CLK_SW_N2			(0x1 << 13)
148 #define NAU8825_FLL_CLK_SW_REF		(0x0 << 13)
149 #define NAU8825_FLL_FTR_SW_MASK		(0x1 << 12)
150 #define NAU8825_FLL_FTR_SW_ACCU		(0x1 << 12)
151 #define NAU8825_FLL_FTR_SW_FILTER		(0x0 << 12)
152 
153 /* FLL6 (0x9) */
154 #define NAU8825_DCO_EN				(0x1 << 15)
155 #define NAU8825_SDM_EN				(0x1 << 14)
156 #define NAU8825_CUTOFF500			(0x1 << 13)
157 
158 /* HSD_CTRL (0xc) */
159 #define NAU8825_HSD_AUTO_MODE	(1 << 6)
160 /* 0 - open, 1 - short to GND */
161 #define NAU8825_SPKR_DWN1R	(1 << 1)
162 #define NAU8825_SPKR_DWN1L	(1 << 0)
163 
164 /* JACK_DET_CTRL (0xd) */
165 #define NAU8825_JACK_DET_RESTART	(1 << 9)
166 #define NAU8825_JACK_DET_DB_BYPASS	(1 << 8)
167 #define NAU8825_JACK_INSERT_DEBOUNCE_SFT	5
168 #define NAU8825_JACK_INSERT_DEBOUNCE_MASK	(0x7 << NAU8825_JACK_INSERT_DEBOUNCE_SFT)
169 #define NAU8825_JACK_EJECT_DEBOUNCE_SFT		2
170 #define NAU8825_JACK_EJECT_DEBOUNCE_MASK	(0x7 << NAU8825_JACK_EJECT_DEBOUNCE_SFT)
171 #define NAU8825_JACK_POLARITY	(1 << 1) /* 0 - active low, 1 - active high */
172 
173 /* INTERRUPT_MASK (0xf) */
174 #define NAU8825_IRQ_OUTPUT_EN (1 << 11)
175 #define NAU8825_IRQ_HEADSET_COMPLETE_EN (1 << 10)
176 #define NAU8825_IRQ_RMS_EN (1 << 8)
177 #define NAU8825_IRQ_KEY_RELEASE_EN (1 << 7)
178 #define NAU8825_IRQ_KEY_SHORT_PRESS_EN (1 << 5)
179 #define NAU8825_IRQ_EJECT_EN (1 << 2)
180 #define NAU8825_IRQ_INSERT_EN (1 << 0)
181 
182 /* IRQ_STATUS (0x10) */
183 #define NAU8825_HEADSET_COMPLETION_IRQ	(1 << 10)
184 #define NAU8825_SHORT_CIRCUIT_IRQ	(1 << 9)
185 #define NAU8825_IMPEDANCE_MEAS_IRQ	(1 << 8)
186 #define NAU8825_KEY_IRQ_MASK	(0x7 << 5)
187 #define NAU8825_KEY_RELEASE_IRQ	(1 << 7)
188 #define NAU8825_KEY_LONG_PRESS_IRQ	(1 << 6)
189 #define NAU8825_KEY_SHORT_PRESS_IRQ	(1 << 5)
190 #define NAU8825_MIC_DETECTION_IRQ	(1 << 4)
191 #define NAU8825_JACK_EJECTION_IRQ_MASK	(3 << 2)
192 #define NAU8825_JACK_EJECTION_DETECTED	(1 << 2)
193 #define NAU8825_JACK_INSERTION_IRQ_MASK	(3 << 0)
194 #define NAU8825_JACK_INSERTION_DETECTED	(1 << 0)
195 
196 /* INTERRUPT_DIS_CTRL (0x12) */
197 #define NAU8825_IRQ_HEADSET_COMPLETE_DIS (1 << 10)
198 #define NAU8825_IRQ_KEY_RELEASE_DIS (1 << 7)
199 #define NAU8825_IRQ_KEY_SHORT_PRESS_DIS (1 << 5)
200 #define NAU8825_IRQ_EJECT_DIS (1 << 2)
201 #define NAU8825_IRQ_INSERT_DIS (1 << 0)
202 
203 /* SAR_CTRL (0x13) */
204 #define NAU8825_SAR_ADC_EN_SFT	12
205 #define NAU8825_SAR_ADC_EN	(1 << NAU8825_SAR_ADC_EN_SFT)
206 #define NAU8825_SAR_INPUT_MASK	(1 << 11)
207 #define NAU8825_SAR_INPUT_JKSLV	(1 << 11)
208 #define NAU8825_SAR_INPUT_JKR2	(0 << 11)
209 #define NAU8825_SAR_TRACKING_GAIN_SFT	8
210 #define NAU8825_SAR_TRACKING_GAIN_MASK	(0x7 << NAU8825_SAR_TRACKING_GAIN_SFT)
211 #define NAU8825_SAR_COMPARE_TIME_SFT	2
212 #define NAU8825_SAR_COMPARE_TIME_MASK	(3 << 2)
213 #define NAU8825_SAR_SAMPLING_TIME_SFT	0
214 #define NAU8825_SAR_SAMPLING_TIME_MASK	(3 << 0)
215 
216 /* KEYDET_CTRL (0x14) */
217 #define NAU8825_KEYDET_SHORTKEY_DEBOUNCE_SFT	12
218 #define NAU8825_KEYDET_SHORTKEY_DEBOUNCE_MASK	(0x3 << NAU8825_KEYDET_SHORTKEY_DEBOUNCE_SFT)
219 #define NAU8825_KEYDET_LEVELS_NR_SFT	8
220 #define NAU8825_KEYDET_LEVELS_NR_MASK	(0x7 << 8)
221 #define NAU8825_KEYDET_HYSTERESIS_SFT	0
222 #define NAU8825_KEYDET_HYSTERESIS_MASK	0xf
223 
224 /* GPIO12_CTRL (0x1a) */
225 #define NAU8825_JKDET_PULL_UP	(1 << 11) /* 0 - pull down, 1 - pull up */
226 #define NAU8825_JKDET_PULL_EN	(1 << 9) /* 0 - enable pull, 1 - disable */
227 #define NAU8825_JKDET_OUTPUT_EN	(1 << 8) /* 0 - enable input, 1 - enable output */
228 
229 /* I2S_PCM_CTRL1 (0x1c) */
230 #define NAU8825_I2S_BP_SFT	7
231 #define NAU8825_I2S_BP_MASK	(1 << NAU8825_I2S_BP_SFT)
232 #define NAU8825_I2S_BP_INV	(1 << NAU8825_I2S_BP_SFT)
233 #define NAU8825_I2S_PCMB_SFT	6
234 #define NAU8825_I2S_PCMB_MASK	(1 << NAU8825_I2S_PCMB_SFT)
235 #define NAU8825_I2S_PCMB_EN	(1 << NAU8825_I2S_PCMB_SFT)
236 #define NAU8825_I2S_DL_SFT	2
237 #define NAU8825_I2S_DL_MASK	(0x3 << NAU8825_I2S_DL_SFT)
238 #define NAU8825_I2S_DL_16	(0 << NAU8825_I2S_DL_SFT)
239 #define NAU8825_I2S_DL_20	(1 << NAU8825_I2S_DL_SFT)
240 #define NAU8825_I2S_DL_24	(2 << NAU8825_I2S_DL_SFT)
241 #define NAU8825_I2S_DL_32	(3 << NAU8825_I2S_DL_SFT)
242 #define NAU8825_I2S_DF_SFT	0
243 #define NAU8825_I2S_DF_MASK	(0x3 << NAU8825_I2S_DF_SFT)
244 #define NAU8825_I2S_DF_RIGTH	(0 << NAU8825_I2S_DF_SFT)
245 #define NAU8825_I2S_DF_LEFT	(1 << NAU8825_I2S_DF_SFT)
246 #define NAU8825_I2S_DF_I2S	(2 << NAU8825_I2S_DF_SFT)
247 #define NAU8825_I2S_DF_PCM_AB	(3 << NAU8825_I2S_DF_SFT)
248 
249 /* I2S_PCM_CTRL2 (0x1d) */
250 #define NAU8825_I2S_TRISTATE	(1 << 15) /* 0 - normal mode, 1 - Hi-Z output */
251 #define NAU8825_I2S_LRC_DIV_SFT	12
252 #define NAU8825_I2S_LRC_DIV_MASK	(0x3 << NAU8825_I2S_LRC_DIV_SFT)
253 #define NAU8825_I2S_MS_SFT	3
254 #define NAU8825_I2S_MS_MASK	(1 << NAU8825_I2S_MS_SFT)
255 #define NAU8825_I2S_MS_MASTER	(1 << NAU8825_I2S_MS_SFT)
256 #define NAU8825_I2S_MS_SLAVE	(0 << NAU8825_I2S_MS_SFT)
257 #define NAU8825_I2S_BLK_DIV_MASK	0x7
258 
259 /* LEFT_TIME_SLOT (0x1e) */
260 #define NAU8825_FS_ERR_CMP_SEL_SFT	14
261 #define NAU8825_FS_ERR_CMP_SEL_MASK	(0x3 << NAU8825_FS_ERR_CMP_SEL_SFT)
262 #define NAU8825_DIS_FS_SHORT_DET	(1 << 13)
263 
264 /* BIQ_CTRL (0x20) */
265 #define NAU8825_BIQ_WRT_SFT   4
266 #define NAU8825_BIQ_WRT_EN     (1 << NAU8825_BIQ_WRT_SFT)
267 #define NAU8825_BIQ_PATH_SFT   0
268 #define NAU8825_BIQ_PATH_MASK  (1 << NAU8825_BIQ_PATH_SFT)
269 #define NAU8825_BIQ_PATH_ADC   (0 << NAU8825_BIQ_PATH_SFT)
270 #define NAU8825_BIQ_PATH_DAC   (1 << NAU8825_BIQ_PATH_SFT)
271 
272 /* ADC_RATE (0x2b) */
273 #define NAU8825_ADC_SINC4_SFT		4
274 #define NAU8825_ADC_SINC4_EN		(1 << NAU8825_ADC_SINC4_SFT)
275 #define NAU8825_ADC_SYNC_DOWN_SFT	0
276 #define NAU8825_ADC_SYNC_DOWN_MASK	0x3
277 #define NAU8825_ADC_SYNC_DOWN_32	0
278 #define NAU8825_ADC_SYNC_DOWN_64	1
279 #define NAU8825_ADC_SYNC_DOWN_128	2
280 #define NAU8825_ADC_SYNC_DOWN_256	3
281 
282 /* DAC_CTRL1 (0x2c) */
283 #define NAU8825_DAC_CLIP_OFF	(1 << 7)
284 #define NAU8825_DAC_OVERSAMPLE_SFT	0
285 #define NAU8825_DAC_OVERSAMPLE_MASK	0x7
286 #define NAU8825_DAC_OVERSAMPLE_64	0
287 #define NAU8825_DAC_OVERSAMPLE_256	1
288 #define NAU8825_DAC_OVERSAMPLE_128	2
289 #define NAU8825_DAC_OVERSAMPLE_32	4
290 
291 /* ADC_DGAIN_CTRL (0x30) */
292 #define NAU8825_ADC_DIG_VOL_MASK	0xff
293 
294 /* MUTE_CTRL (0x31) */
295 #define NAU8825_DAC_ZERO_CROSSING_EN	(1 << 9)
296 #define NAU8825_DAC_SOFT_MUTE	(1 << 9)
297 
298 /* HSVOL_CTRL (0x32) */
299 #define NAU8825_HP_MUTE	(1 << 15)
300 #define NAU8825_HP_MUTE_AUTO	(1 << 14)
301 #define NAU8825_HPL_MUTE	(1 << 13)
302 #define NAU8825_HPR_MUTE	(1 << 12)
303 #define NAU8825_HPL_VOL_SFT	6
304 #define NAU8825_HPL_VOL_MASK	(0x3f << NAU8825_HPL_VOL_SFT)
305 #define NAU8825_HPR_VOL_SFT	0
306 #define NAU8825_HPR_VOL_MASK	(0x3f << NAU8825_HPR_VOL_SFT)
307 #define NAU8825_HP_VOL_MIN	0x36
308 
309 /* DACL_CTRL (0x33) */
310 #define NAU8825_DACL_CH_SEL_SFT	9
311 #define NAU8825_DACL_CH_SEL_MASK (0x1 << NAU8825_DACL_CH_SEL_SFT)
312 #define NAU8825_DACL_CH_SEL_L    (0x0 << NAU8825_DACL_CH_SEL_SFT)
313 #define NAU8825_DACL_CH_SEL_R    (0x1 << NAU8825_DACL_CH_SEL_SFT)
314 #define NAU8825_DACL_CH_VOL_MASK	0xff
315 
316 /* DACR_CTRL (0x34) */
317 #define NAU8825_DACR_CH_SEL_SFT	9
318 #define NAU8825_DACR_CH_SEL_MASK (0x1 << NAU8825_DACR_CH_SEL_SFT)
319 #define NAU8825_DACR_CH_SEL_L    (0x0 << NAU8825_DACR_CH_SEL_SFT)
320 #define NAU8825_DACR_CH_SEL_R    (0x1 << NAU8825_DACR_CH_SEL_SFT)
321 #define NAU8825_DACR_CH_VOL_MASK	0xff
322 
323 /* IMM_MODE_CTRL (0x4C) */
324 #define NAU8825_IMM_THD_SFT		8
325 #define NAU8825_IMM_THD_MASK		(0x3f << NAU8825_IMM_THD_SFT)
326 #define NAU8825_IMM_GEN_VOL_SFT	6
327 #define NAU8825_IMM_GEN_VOL_MASK	(0x3 << NAU8825_IMM_GEN_VOL_SFT)
328 #define NAU8825_IMM_GEN_VOL_1_2nd	(0x0 << NAU8825_IMM_GEN_VOL_SFT)
329 #define NAU8825_IMM_GEN_VOL_1_4th	(0x1 << NAU8825_IMM_GEN_VOL_SFT)
330 #define NAU8825_IMM_GEN_VOL_1_8th	(0x2 << NAU8825_IMM_GEN_VOL_SFT)
331 #define NAU8825_IMM_GEN_VOL_1_16th	(0x3 << NAU8825_IMM_GEN_VOL_SFT)
332 
333 #define NAU8825_IMM_CYC_SFT		4
334 #define NAU8825_IMM_CYC_MASK		(0x3 << NAU8825_IMM_CYC_SFT)
335 #define NAU8825_IMM_CYC_1024		(0x0 << NAU8825_IMM_CYC_SFT)
336 #define NAU8825_IMM_CYC_2048		(0x1 << NAU8825_IMM_CYC_SFT)
337 #define NAU8825_IMM_CYC_4096		(0x2 << NAU8825_IMM_CYC_SFT)
338 #define NAU8825_IMM_CYC_8192		(0x3 << NAU8825_IMM_CYC_SFT)
339 #define NAU8825_IMM_EN			(1 << 3)
340 #define NAU8825_IMM_DAC_SRC_MASK	0x7
341 #define NAU8825_IMM_DAC_SRC_BIQ	0x0
342 #define NAU8825_IMM_DAC_SRC_DRC	0x1
343 #define NAU8825_IMM_DAC_SRC_MIX	0x2
344 #define NAU8825_IMM_DAC_SRC_SIN	0x3
345 
346 /* CLASSG_CTRL (0x50) */
347 #define NAU8825_CLASSG_TIMER_SFT	8
348 #define NAU8825_CLASSG_TIMER_MASK	(0x3f << NAU8825_CLASSG_TIMER_SFT)
349 #define NAU8825_CLASSG_TIMER_1ms	(0x1 << NAU8825_CLASSG_TIMER_SFT)
350 #define NAU8825_CLASSG_TIMER_2ms	(0x2 << NAU8825_CLASSG_TIMER_SFT)
351 #define NAU8825_CLASSG_TIMER_8ms	(0x4 << NAU8825_CLASSG_TIMER_SFT)
352 #define NAU8825_CLASSG_TIMER_16ms	(0x8 << NAU8825_CLASSG_TIMER_SFT)
353 #define NAU8825_CLASSG_TIMER_32ms	(0x10 << NAU8825_CLASSG_TIMER_SFT)
354 #define NAU8825_CLASSG_TIMER_64ms	(0x20 << NAU8825_CLASSG_TIMER_SFT)
355 #define NAU8825_CLASSG_LDAC_EN		(0x1 << 2)
356 #define NAU8825_CLASSG_RDAC_EN		(0x1 << 1)
357 #define NAU8825_CLASSG_EN		(1 << 0)
358 
359 /* I2C_DEVICE_ID (0x58) */
360 #define NAU8825_GPIO2JD1	(1 << 7)
361 #define NAU8825_SOFTWARE_ID_MASK	0x3
362 #define NAU8825_SOFTWARE_ID_NAU8825	0x0
363 
364 /* BIAS_ADJ (0x66) */
365 #define NAU8825_BIAS_HPR_IMP		(1 << 15)
366 #define NAU8825_BIAS_HPL_IMP		(1 << 14)
367 #define NAU8825_BIAS_TESTDAC_SFT	8
368 #define NAU8825_BIAS_TESTDAC_EN	(0x3 << NAU8825_BIAS_TESTDAC_SFT)
369 #define NAU8825_BIAS_TESTDACR_EN	(0x2 << NAU8825_BIAS_TESTDAC_SFT)
370 #define NAU8825_BIAS_TESTDACL_EN	(0x1 << NAU8825_BIAS_TESTDAC_SFT)
371 #define NAU8825_BIAS_VMID	(1 << 6)
372 #define NAU8825_BIAS_VMID_SEL_SFT	4
373 #define NAU8825_BIAS_VMID_SEL_MASK	(3 << NAU8825_BIAS_VMID_SEL_SFT)
374 
375 /* ANALOG_CONTROL_2 (0x6a) */
376 #define NAU8825_HP_NON_CLASSG_CURRENT_2xADJ (1 << 12)
377 #define NAU8825_DAC_CAPACITOR_MSB (1 << 1)
378 #define NAU8825_DAC_CAPACITOR_LSB (1 << 0)
379 
380 /* ANALOG_ADC_2 (0x72) */
381 #define NAU8825_ADC_VREFSEL_MASK	(0x3 << 8)
382 #define NAU8825_ADC_VREFSEL_ANALOG	(0 << 8)
383 #define NAU8825_ADC_VREFSEL_VMID	(1 << 8)
384 #define NAU8825_ADC_VREFSEL_VMID_PLUS_0_5DB	(2 << 8)
385 #define NAU8825_ADC_VREFSEL_VMID_PLUS_1DB	(3 << 8)
386 #define NAU8825_POWERUP_ADCL	(1 << 6)
387 
388 /* RDAC (0x73) */
389 #define NAU8825_RDAC_FS_BCLK_ENB	(1 << 15)
390 #define NAU8825_RDAC_EN_SFT		12
391 #define NAU8825_RDAC_EN		(0x3 << NAU8825_RDAC_EN_SFT)
392 #define NAU8825_RDAC_CLK_EN_SFT	8
393 #define NAU8825_RDAC_CLK_EN		(0x3 << NAU8825_RDAC_CLK_EN_SFT)
394 #define NAU8825_RDAC_CLK_DELAY_SFT	4
395 #define NAU8825_RDAC_CLK_DELAY_MASK	(0x7 << NAU8825_RDAC_CLK_DELAY_SFT)
396 #define NAU8825_RDAC_VREF_SFT	2
397 #define NAU8825_RDAC_VREF_MASK	(0x3 << NAU8825_RDAC_VREF_SFT)
398 
399 /* MIC_BIAS (0x74) */
400 #define NAU8825_MICBIAS_JKSLV	(1 << 14)
401 #define NAU8825_MICBIAS_JKR2	(1 << 12)
402 #define NAU8825_MICBIAS_POWERUP_SFT	8
403 #define NAU8825_MICBIAS_VOLTAGE_SFT	0
404 #define NAU8825_MICBIAS_VOLTAGE_MASK	0x7
405 
406 /* BOOST (0x76) */
407 #define NAU8825_PRECHARGE_DIS	(1 << 13)
408 #define NAU8825_GLOBAL_BIAS_EN	(1 << 12)
409 #define NAU8825_HP_BOOST_DIS		(1 << 9)
410 #define NAU8825_HP_BOOST_G_DIS	(1 << 8)
411 #define NAU8825_SHORT_SHUTDOWN_EN	(1 << 6)
412 
413 /* POWER_UP_CONTROL (0x7f) */
414 #define NAU8825_POWERUP_INTEGR_R	(1 << 5)
415 #define NAU8825_POWERUP_INTEGR_L	(1 << 4)
416 #define NAU8825_POWERUP_DRV_IN_R	(1 << 3)
417 #define NAU8825_POWERUP_DRV_IN_L	(1 << 2)
418 #define NAU8825_POWERUP_HP_DRV_R	(1 << 1)
419 #define NAU8825_POWERUP_HP_DRV_L	(1 << 0)
420 
421 /* CHARGE_PUMP (0x80) */
422 #define NAU8825_JAMNODCLOW	(1 << 10)
423 #define NAU8825_POWER_DOWN_DACR	(1 << 9)
424 #define NAU8825_POWER_DOWN_DACL	(1 << 8)
425 #define NAU8825_CHANRGE_PUMP_EN	(1 << 5)
426 
427 
428 /* System Clock Source */
429 enum {
430 	NAU8825_CLK_DIS = 0,
431 	NAU8825_CLK_MCLK,
432 	NAU8825_CLK_INTERNAL,
433 	NAU8825_CLK_FLL_MCLK,
434 	NAU8825_CLK_FLL_BLK,
435 	NAU8825_CLK_FLL_FS,
436 };
437 
438 /* Cross talk detection state */
439 enum {
440 	NAU8825_XTALK_PREPARE = 0,
441 	NAU8825_XTALK_HPR_R2L,
442 	NAU8825_XTALK_HPL_R2L,
443 	NAU8825_XTALK_IMM,
444 	NAU8825_XTALK_DONE,
445 };
446 
447 struct nau8825 {
448 	struct device *dev;
449 	struct regmap *regmap;
450 	struct snd_soc_dapm_context *dapm;
451 	struct snd_soc_jack *jack;
452 	struct clk *mclk;
453 	struct work_struct xtalk_work;
454 	struct semaphore xtalk_sem;
455 	int irq;
456 	int mclk_freq; /* 0 - mclk is disabled */
457 	int button_pressed;
458 	int micbias_voltage;
459 	int vref_impedance;
460 	bool jkdet_enable;
461 	bool jkdet_pull_enable;
462 	bool jkdet_pull_up;
463 	int jkdet_polarity;
464 	int sar_threshold_num;
465 	int sar_threshold[8];
466 	int sar_hysteresis;
467 	int sar_voltage;
468 	int sar_compare_time;
469 	int sar_sampling_time;
470 	int key_debounce;
471 	int jack_insert_debounce;
472 	int jack_eject_debounce;
473 	int high_imped;
474 	int xtalk_state;
475 	int xtalk_event;
476 	int xtalk_event_mask;
477 	bool xtalk_protect;
478 	int imp_rms[NAU8825_XTALK_IMM];
479 	int xtalk_enable;
480 	bool xtalk_baktab_initialized; /* True if initialized. */
481 };
482 
483 int nau8825_enable_jack_detect(struct snd_soc_component *component,
484 				struct snd_soc_jack *jack);
485 
486 
487 #endif  /* __NAU8825_H__ */
488