xref: /linux/sound/soc/codecs/nau8825.h (revision 7fc7f25419f5a6b09199ba4b5026b94ef184fa79)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * NAU8825 ALSA SoC audio driver
4  *
5  * Copyright 2015 Google Inc.
6  * Author: Anatol Pomozov <anatol.pomozov@chrominium.org>
7  */
8 
9 #ifndef __NAU8825_H__
10 #define __NAU8825_H__
11 
12 #define NAU8825_REG_RESET		0x00
13 #define NAU8825_REG_ENA_CTRL		0x01
14 #define NAU8825_REG_IIC_ADDR_SET		0x02
15 #define NAU8825_REG_CLK_DIVIDER		0x03
16 #define NAU8825_REG_FLL1		0x04
17 #define NAU8825_REG_FLL2		0x05
18 #define NAU8825_REG_FLL3		0x06
19 #define NAU8825_REG_FLL4		0x07
20 #define NAU8825_REG_FLL5		0x08
21 #define NAU8825_REG_FLL6		0x09
22 #define NAU8825_REG_FLL_VCO_RSV		0x0a
23 #define NAU8825_REG_HSD_CTRL		0x0c
24 #define NAU8825_REG_JACK_DET_CTRL		0x0d
25 #define NAU8825_REG_INTERRUPT_MASK		0x0f
26 #define NAU8825_REG_IRQ_STATUS		0x10
27 #define NAU8825_REG_INT_CLR_KEY_STATUS		0x11
28 #define NAU8825_REG_INTERRUPT_DIS_CTRL		0x12
29 #define NAU8825_REG_SAR_CTRL		0x13
30 #define NAU8825_REG_KEYDET_CTRL		0x14
31 #define NAU8825_REG_VDET_THRESHOLD_1		0x15
32 #define NAU8825_REG_VDET_THRESHOLD_2		0x16
33 #define NAU8825_REG_VDET_THRESHOLD_3		0x17
34 #define NAU8825_REG_VDET_THRESHOLD_4		0x18
35 #define NAU8825_REG_GPIO34_CTRL		0x19
36 #define NAU8825_REG_GPIO12_CTRL		0x1a
37 #define NAU8825_REG_TDM_CTRL		0x1b
38 #define NAU8825_REG_I2S_PCM_CTRL1		0x1c
39 #define NAU8825_REG_I2S_PCM_CTRL2		0x1d
40 #define NAU8825_REG_LEFT_TIME_SLOT		0x1e
41 #define NAU8825_REG_RIGHT_TIME_SLOT		0x1f
42 #define NAU8825_REG_BIQ_CTRL		0x20
43 #define NAU8825_REG_BIQ_COF1		0x21
44 #define NAU8825_REG_BIQ_COF2		0x22
45 #define NAU8825_REG_BIQ_COF3		0x23
46 #define NAU8825_REG_BIQ_COF4		0x24
47 #define NAU8825_REG_BIQ_COF5		0x25
48 #define NAU8825_REG_BIQ_COF6		0x26
49 #define NAU8825_REG_BIQ_COF7		0x27
50 #define NAU8825_REG_BIQ_COF8		0x28
51 #define NAU8825_REG_BIQ_COF9		0x29
52 #define NAU8825_REG_BIQ_COF10		0x2a
53 #define NAU8825_REG_ADC_RATE		0x2b
54 #define NAU8825_REG_DAC_CTRL1		0x2c
55 #define NAU8825_REG_DAC_CTRL2		0x2d
56 #define NAU8825_REG_DAC_DGAIN_CTRL		0x2f
57 #define NAU8825_REG_ADC_DGAIN_CTRL		0x30
58 #define NAU8825_REG_MUTE_CTRL		0x31
59 #define NAU8825_REG_HSVOL_CTRL		0x32
60 #define NAU8825_REG_DACL_CTRL		0x33
61 #define NAU8825_REG_DACR_CTRL		0x34
62 #define NAU8825_REG_ADC_DRC_KNEE_IP12		0x38
63 #define NAU8825_REG_ADC_DRC_KNEE_IP34		0x39
64 #define NAU8825_REG_ADC_DRC_SLOPES		0x3a
65 #define NAU8825_REG_ADC_DRC_ATKDCY		0x3b
66 #define NAU8825_REG_DAC_DRC_KNEE_IP12		0x45
67 #define NAU8825_REG_DAC_DRC_KNEE_IP34		0x46
68 #define NAU8825_REG_DAC_DRC_SLOPES		0x47
69 #define NAU8825_REG_DAC_DRC_ATKDCY		0x48
70 #define NAU8825_REG_IMM_MODE_CTRL		0x4c
71 #define NAU8825_REG_IMM_RMS_L		0x4d
72 #define NAU8825_REG_IMM_RMS_R		0x4e
73 #define NAU8825_REG_CLASSG_CTRL		0x50
74 #define NAU8825_REG_OPT_EFUSE_CTRL		0x51
75 #define NAU8825_REG_MISC_CTRL		0x55
76 #define NAU8825_REG_I2C_DEVICE_ID		0x58
77 #define NAU8825_REG_SARDOUT_RAM_STATUS		0x59
78 #define NAU8825_REG_BIAS_ADJ		0x66
79 #define NAU8825_REG_TRIM_SETTINGS		0x68
80 #define NAU8825_REG_ANALOG_CONTROL_1		0x69
81 #define NAU8825_REG_ANALOG_CONTROL_2		0x6a
82 #define NAU8825_REG_ANALOG_ADC_1		0x71
83 #define NAU8825_REG_ANALOG_ADC_2		0x72
84 #define NAU8825_REG_RDAC		0x73
85 #define NAU8825_REG_MIC_BIAS		0x74
86 #define NAU8825_REG_BOOST		0x76
87 #define NAU8825_REG_FEPGA		0x77
88 #define NAU8825_REG_POWER_UP_CONTROL		0x7f
89 #define NAU8825_REG_CHARGE_PUMP		0x80
90 #define NAU8825_REG_CHARGE_PUMP_INPUT_READ		0x81
91 #define NAU8825_REG_GENERAL_STATUS		0x82
92 #define NAU8825_REG_MAX		NAU8825_REG_GENERAL_STATUS
93 /* 16-bit control register address, and 16-bits control register data */
94 #define NAU8825_REG_ADDR_LEN		16
95 #define NAU8825_REG_DATA_LEN		16
96 
97 /* ENA_CTRL (0x1) */
98 #define NAU8825_ENABLE_DACR_SFT	10
99 #define NAU8825_ENABLE_DACR	(1 << NAU8825_ENABLE_DACR_SFT)
100 #define NAU8825_ENABLE_DACL_SFT	9
101 #define NAU8825_ENABLE_DACL		(1 << NAU8825_ENABLE_DACL_SFT)
102 #define NAU8825_ENABLE_ADC_SFT	8
103 #define NAU8825_ENABLE_ADC		(1 << NAU8825_ENABLE_ADC_SFT)
104 #define NAU8825_ENABLE_ADC_CLK_SFT	7
105 #define NAU8825_ENABLE_ADC_CLK	(1 << NAU8825_ENABLE_ADC_CLK_SFT)
106 #define NAU8825_ENABLE_DAC_CLK_SFT	6
107 #define NAU8825_ENABLE_DAC_CLK	(1 << NAU8825_ENABLE_DAC_CLK_SFT)
108 #define NAU8825_ENABLE_SAR_SFT	1
109 
110 /* CLK_DIVIDER (0x3) */
111 #define NAU8825_CLK_SRC_SFT			15
112 #define NAU8825_CLK_SRC_MASK			(1 << NAU8825_CLK_SRC_SFT)
113 #define NAU8825_CLK_SRC_VCO			(1 << NAU8825_CLK_SRC_SFT)
114 #define NAU8825_CLK_SRC_MCLK			(0 << NAU8825_CLK_SRC_SFT)
115 #define NAU8825_CLK_ADC_SRC_SFT		6
116 #define NAU8825_CLK_ADC_SRC_MASK		(0x3 << NAU8825_CLK_ADC_SRC_SFT)
117 #define NAU8825_CLK_DAC_SRC_SFT		4
118 #define NAU8825_CLK_DAC_SRC_MASK		(0x3 << NAU8825_CLK_DAC_SRC_SFT)
119 #define NAU8825_CLK_MCLK_SRC_MASK		(0xf << 0)
120 
121 /* FLL1 (0x04) */
122 #define NAU8825_ICTRL_LATCH_SFT	10
123 #define NAU8825_ICTRL_LATCH_MASK	(0x7 << NAU8825_ICTRL_LATCH_SFT)
124 #define NAU8825_FLL_RATIO_MASK			(0x7f << 0)
125 
126 /* FLL3 (0x06) */
127 #define NAU8825_GAIN_ERR_SFT			12
128 #define NAU8825_GAIN_ERR_MASK			(0xf << NAU8825_GAIN_ERR_SFT)
129 #define NAU8825_FLL_INTEGER_MASK		(0x3ff << 0)
130 #define NAU8825_FLL_CLK_SRC_SFT		10
131 #define NAU8825_FLL_CLK_SRC_MASK		(0x3 << NAU8825_FLL_CLK_SRC_SFT)
132 #define NAU8825_FLL_CLK_SRC_MCLK		(0 << NAU8825_FLL_CLK_SRC_SFT)
133 #define NAU8825_FLL_CLK_SRC_BLK		(0x2 << NAU8825_FLL_CLK_SRC_SFT)
134 #define NAU8825_FLL_CLK_SRC_FS			(0x3 << NAU8825_FLL_CLK_SRC_SFT)
135 
136 /* FLL4 (0x07) */
137 #define NAU8825_FLL_REF_DIV_SFT	10
138 #define NAU8825_FLL_REF_DIV_MASK	(0x3 << NAU8825_FLL_REF_DIV_SFT)
139 
140 /* FLL5 (0x08) */
141 #define NAU8825_FLL_PDB_DAC_EN		(0x1 << 15)
142 #define NAU8825_FLL_LOOP_FTR_EN		(0x1 << 14)
143 #define NAU8825_FLL_CLK_SW_MASK		(0x1 << 13)
144 #define NAU8825_FLL_CLK_SW_N2			(0x1 << 13)
145 #define NAU8825_FLL_CLK_SW_REF		(0x0 << 13)
146 #define NAU8825_FLL_FTR_SW_MASK		(0x1 << 12)
147 #define NAU8825_FLL_FTR_SW_ACCU		(0x1 << 12)
148 #define NAU8825_FLL_FTR_SW_FILTER		(0x0 << 12)
149 
150 /* FLL6 (0x9) */
151 #define NAU8825_DCO_EN				(0x1 << 15)
152 #define NAU8825_SDM_EN				(0x1 << 14)
153 #define NAU8825_CUTOFF500			(0x1 << 13)
154 
155 /* HSD_CTRL (0xc) */
156 #define NAU8825_HSD_AUTO_MODE	(1 << 6)
157 /* 0 - open, 1 - short to GND */
158 #define NAU8825_SPKR_DWN1R	(1 << 1)
159 #define NAU8825_SPKR_DWN1L	(1 << 0)
160 
161 /* JACK_DET_CTRL (0xd) */
162 #define NAU8825_JACK_DET_RESTART	(1 << 9)
163 #define NAU8825_JACK_DET_DB_BYPASS	(1 << 8)
164 #define NAU8825_JACK_INSERT_DEBOUNCE_SFT	5
165 #define NAU8825_JACK_INSERT_DEBOUNCE_MASK	(0x7 << NAU8825_JACK_INSERT_DEBOUNCE_SFT)
166 #define NAU8825_JACK_EJECT_DEBOUNCE_SFT		2
167 #define NAU8825_JACK_EJECT_DEBOUNCE_MASK	(0x7 << NAU8825_JACK_EJECT_DEBOUNCE_SFT)
168 #define NAU8825_JACK_POLARITY	(1 << 1) /* 0 - active low, 1 - active high */
169 
170 /* INTERRUPT_MASK (0xf) */
171 #define NAU8825_IRQ_PIN_PULLUP (1 << 14)
172 #define NAU8825_IRQ_PIN_PULL_EN (1 << 13)
173 #define NAU8825_IRQ_OUTPUT_EN (1 << 11)
174 #define NAU8825_IRQ_HEADSET_COMPLETE_EN (1 << 10)
175 #define NAU8825_IRQ_RMS_EN (1 << 8)
176 #define NAU8825_IRQ_KEY_RELEASE_EN (1 << 7)
177 #define NAU8825_IRQ_KEY_SHORT_PRESS_EN (1 << 5)
178 #define NAU8825_IRQ_EJECT_EN (1 << 2)
179 #define NAU8825_IRQ_INSERT_EN (1 << 0)
180 
181 /* IRQ_STATUS (0x10) */
182 #define NAU8825_HEADSET_COMPLETION_IRQ	(1 << 10)
183 #define NAU8825_SHORT_CIRCUIT_IRQ	(1 << 9)
184 #define NAU8825_IMPEDANCE_MEAS_IRQ	(1 << 8)
185 #define NAU8825_KEY_IRQ_MASK	(0x7 << 5)
186 #define NAU8825_KEY_RELEASE_IRQ	(1 << 7)
187 #define NAU8825_KEY_LONG_PRESS_IRQ	(1 << 6)
188 #define NAU8825_KEY_SHORT_PRESS_IRQ	(1 << 5)
189 #define NAU8825_MIC_DETECTION_IRQ	(1 << 4)
190 #define NAU8825_JACK_EJECTION_IRQ_MASK	(3 << 2)
191 #define NAU8825_JACK_EJECTION_DETECTED	(1 << 2)
192 #define NAU8825_JACK_INSERTION_IRQ_MASK	(3 << 0)
193 #define NAU8825_JACK_INSERTION_DETECTED	(1 << 0)
194 
195 /* INTERRUPT_DIS_CTRL (0x12) */
196 #define NAU8825_IRQ_HEADSET_COMPLETE_DIS (1 << 10)
197 #define NAU8825_IRQ_KEY_RELEASE_DIS (1 << 7)
198 #define NAU8825_IRQ_KEY_SHORT_PRESS_DIS (1 << 5)
199 #define NAU8825_IRQ_EJECT_DIS (1 << 2)
200 #define NAU8825_IRQ_INSERT_DIS (1 << 0)
201 
202 /* SAR_CTRL (0x13) */
203 #define NAU8825_SAR_ADC_EN_SFT	12
204 #define NAU8825_SAR_ADC_EN	(1 << NAU8825_SAR_ADC_EN_SFT)
205 #define NAU8825_SAR_INPUT_MASK	(1 << 11)
206 #define NAU8825_SAR_INPUT_JKSLV	(1 << 11)
207 #define NAU8825_SAR_INPUT_JKR2	(0 << 11)
208 #define NAU8825_SAR_TRACKING_GAIN_SFT	8
209 #define NAU8825_SAR_TRACKING_GAIN_MASK	(0x7 << NAU8825_SAR_TRACKING_GAIN_SFT)
210 #define NAU8825_SAR_COMPARE_TIME_SFT	2
211 #define NAU8825_SAR_COMPARE_TIME_MASK	(3 << 2)
212 #define NAU8825_SAR_SAMPLING_TIME_SFT	0
213 #define NAU8825_SAR_SAMPLING_TIME_MASK	(3 << 0)
214 
215 /* KEYDET_CTRL (0x14) */
216 #define NAU8825_KEYDET_SHORTKEY_DEBOUNCE_SFT	12
217 #define NAU8825_KEYDET_SHORTKEY_DEBOUNCE_MASK	(0x3 << NAU8825_KEYDET_SHORTKEY_DEBOUNCE_SFT)
218 #define NAU8825_KEYDET_LEVELS_NR_SFT	8
219 #define NAU8825_KEYDET_LEVELS_NR_MASK	(0x7 << 8)
220 #define NAU8825_KEYDET_HYSTERESIS_SFT	0
221 #define NAU8825_KEYDET_HYSTERESIS_MASK	0xf
222 
223 /* GPIO12_CTRL (0x1a) */
224 #define NAU8825_JKDET_PULL_UP	(1 << 11) /* 0 - pull down, 1 - pull up */
225 #define NAU8825_JKDET_PULL_EN	(1 << 9) /* 0 - enable pull, 1 - disable */
226 #define NAU8825_JKDET_OUTPUT_EN	(1 << 8) /* 0 - enable input, 1 - enable output */
227 
228 /* TDM_CTRL (0x1b) */
229 #define NAU8825_TDM_MODE		(0x1 << 15)
230 #define NAU8825_TDM_OFFSET_EN		(0x1 << 14)
231 #define NAU8825_TDM_DACL_RX_SFT		6
232 #define NAU8825_TDM_DACL_RX_MASK	(0x3 << NAU8825_TDM_DACL_RX_SFT)
233 #define NAU8825_TDM_DACR_RX_SFT		4
234 #define NAU8825_TDM_DACR_RX_MASK	(0x3 << NAU8825_TDM_DACR_RX_SFT)
235 #define NAU8825_TDM_TX_MASK		0x3
236 
237 /* I2S_PCM_CTRL1 (0x1c) */
238 #define NAU8825_I2S_BP_SFT	7
239 #define NAU8825_I2S_BP_MASK	(1 << NAU8825_I2S_BP_SFT)
240 #define NAU8825_I2S_BP_INV	(1 << NAU8825_I2S_BP_SFT)
241 #define NAU8825_I2S_PCMB_SFT	6
242 #define NAU8825_I2S_PCMB_MASK	(1 << NAU8825_I2S_PCMB_SFT)
243 #define NAU8825_I2S_PCMB_EN	(1 << NAU8825_I2S_PCMB_SFT)
244 #define NAU8825_I2S_DL_SFT	2
245 #define NAU8825_I2S_DL_MASK	(0x3 << NAU8825_I2S_DL_SFT)
246 #define NAU8825_I2S_DL_16	(0 << NAU8825_I2S_DL_SFT)
247 #define NAU8825_I2S_DL_20	(1 << NAU8825_I2S_DL_SFT)
248 #define NAU8825_I2S_DL_24	(2 << NAU8825_I2S_DL_SFT)
249 #define NAU8825_I2S_DL_32	(3 << NAU8825_I2S_DL_SFT)
250 #define NAU8825_I2S_DF_SFT	0
251 #define NAU8825_I2S_DF_MASK	(0x3 << NAU8825_I2S_DF_SFT)
252 #define NAU8825_I2S_DF_RIGTH	(0 << NAU8825_I2S_DF_SFT)
253 #define NAU8825_I2S_DF_LEFT	(1 << NAU8825_I2S_DF_SFT)
254 #define NAU8825_I2S_DF_I2S	(2 << NAU8825_I2S_DF_SFT)
255 #define NAU8825_I2S_DF_PCM_AB	(3 << NAU8825_I2S_DF_SFT)
256 
257 /* I2S_PCM_CTRL2 (0x1d) */
258 #define NAU8825_I2S_TRISTATE	(1 << 15) /* 0 - normal mode, 1 - Hi-Z output */
259 #define NAU8825_I2S_LRC_DIV_SFT	12
260 #define NAU8825_I2S_LRC_DIV_MASK	(0x3 << NAU8825_I2S_LRC_DIV_SFT)
261 #define NAU8825_I2S_PCM_TS_EN_SFT	10
262 #define NAU8825_I2S_PCM_TS_EN_MASK	(1 << NAU8825_I2S_PCM_TS_EN_SFT)
263 #define NAU8825_I2S_PCM_TS_EN		(1 << NAU8825_I2S_PCM_TS_EN_SFT)
264 #define NAU8825_I2S_MS_SFT	3
265 #define NAU8825_I2S_MS_MASK	(1 << NAU8825_I2S_MS_SFT)
266 #define NAU8825_I2S_MS_MASTER	(1 << NAU8825_I2S_MS_SFT)
267 #define NAU8825_I2S_MS_SLAVE	(0 << NAU8825_I2S_MS_SFT)
268 #define NAU8825_I2S_BLK_DIV_MASK	0x7
269 
270 /* LEFT_TIME_SLOT (0x1e) */
271 #define NAU8825_FS_ERR_CMP_SEL_SFT	14
272 #define NAU8825_FS_ERR_CMP_SEL_MASK	(0x3 << NAU8825_FS_ERR_CMP_SEL_SFT)
273 #define NAU8825_DIS_FS_SHORT_DET	(1 << 13)
274 #define NAU8825_TSLOT_L0_MASK		0x3ff
275 #define NAU8825_TSLOT_R0_MASK		0x3ff
276 
277 /* BIQ_CTRL (0x20) */
278 #define NAU8825_BIQ_WRT_SFT   4
279 #define NAU8825_BIQ_WRT_EN     (1 << NAU8825_BIQ_WRT_SFT)
280 #define NAU8825_BIQ_PATH_SFT   0
281 #define NAU8825_BIQ_PATH_MASK  (1 << NAU8825_BIQ_PATH_SFT)
282 #define NAU8825_BIQ_PATH_ADC   (0 << NAU8825_BIQ_PATH_SFT)
283 #define NAU8825_BIQ_PATH_DAC   (1 << NAU8825_BIQ_PATH_SFT)
284 
285 /* ADC_RATE (0x2b) */
286 #define NAU8825_ADC_SINC4_SFT		4
287 #define NAU8825_ADC_SINC4_EN		(1 << NAU8825_ADC_SINC4_SFT)
288 #define NAU8825_ADC_SYNC_DOWN_SFT	0
289 #define NAU8825_ADC_SYNC_DOWN_MASK	0x3
290 #define NAU8825_ADC_SYNC_DOWN_32	0
291 #define NAU8825_ADC_SYNC_DOWN_64	1
292 #define NAU8825_ADC_SYNC_DOWN_128	2
293 #define NAU8825_ADC_SYNC_DOWN_256	3
294 
295 /* DAC_CTRL1 (0x2c) */
296 #define NAU8825_DAC_CLIP_OFF	(1 << 7)
297 #define NAU8825_DAC_OVERSAMPLE_SFT	0
298 #define NAU8825_DAC_OVERSAMPLE_MASK	0x7
299 #define NAU8825_DAC_OVERSAMPLE_64	0
300 #define NAU8825_DAC_OVERSAMPLE_256	1
301 #define NAU8825_DAC_OVERSAMPLE_128	2
302 #define NAU8825_DAC_OVERSAMPLE_32	4
303 
304 /* ADC_DGAIN_CTRL (0x30) */
305 #define NAU8825_ADC_DIG_VOL_MASK	0xff
306 
307 /* MUTE_CTRL (0x31) */
308 #define NAU8825_DAC_ZERO_CROSSING_EN	(1 << 9)
309 #define NAU8825_DAC_SOFT_MUTE	(1 << 9)
310 
311 /* HSVOL_CTRL (0x32) */
312 #define NAU8825_HP_MUTE	(1 << 15)
313 #define NAU8825_HP_MUTE_AUTO	(1 << 14)
314 #define NAU8825_HPL_MUTE	(1 << 13)
315 #define NAU8825_HPR_MUTE	(1 << 12)
316 #define NAU8825_HPL_VOL_SFT	6
317 #define NAU8825_HPL_VOL_MASK	(0x3f << NAU8825_HPL_VOL_SFT)
318 #define NAU8825_HPR_VOL_SFT	0
319 #define NAU8825_HPR_VOL_MASK	(0x3f << NAU8825_HPR_VOL_SFT)
320 #define NAU8825_HP_VOL_MIN	0x36
321 
322 /* DACL_CTRL (0x33) */
323 #define NAU8825_DACL_CH_SEL_SFT	9
324 #define NAU8825_DACL_CH_SEL_MASK (0x1 << NAU8825_DACL_CH_SEL_SFT)
325 #define NAU8825_DACL_CH_SEL_L    (0x0 << NAU8825_DACL_CH_SEL_SFT)
326 #define NAU8825_DACL_CH_SEL_R    (0x1 << NAU8825_DACL_CH_SEL_SFT)
327 #define NAU8825_DACL_CH_VOL_MASK	0xff
328 
329 /* DACR_CTRL (0x34) */
330 #define NAU8825_DACR_CH_SEL_SFT	9
331 #define NAU8825_DACR_CH_SEL_MASK (0x1 << NAU8825_DACR_CH_SEL_SFT)
332 #define NAU8825_DACR_CH_SEL_L    (0x0 << NAU8825_DACR_CH_SEL_SFT)
333 #define NAU8825_DACR_CH_SEL_R    (0x1 << NAU8825_DACR_CH_SEL_SFT)
334 #define NAU8825_DACR_CH_VOL_MASK	0xff
335 
336 /* IMM_MODE_CTRL (0x4C) */
337 #define NAU8825_IMM_THD_SFT		8
338 #define NAU8825_IMM_THD_MASK		(0x3f << NAU8825_IMM_THD_SFT)
339 #define NAU8825_IMM_GEN_VOL_SFT	6
340 #define NAU8825_IMM_GEN_VOL_MASK	(0x3 << NAU8825_IMM_GEN_VOL_SFT)
341 #define NAU8825_IMM_GEN_VOL_1_2nd	(0x0 << NAU8825_IMM_GEN_VOL_SFT)
342 #define NAU8825_IMM_GEN_VOL_1_4th	(0x1 << NAU8825_IMM_GEN_VOL_SFT)
343 #define NAU8825_IMM_GEN_VOL_1_8th	(0x2 << NAU8825_IMM_GEN_VOL_SFT)
344 #define NAU8825_IMM_GEN_VOL_1_16th	(0x3 << NAU8825_IMM_GEN_VOL_SFT)
345 
346 #define NAU8825_IMM_CYC_SFT		4
347 #define NAU8825_IMM_CYC_MASK		(0x3 << NAU8825_IMM_CYC_SFT)
348 #define NAU8825_IMM_CYC_1024		(0x0 << NAU8825_IMM_CYC_SFT)
349 #define NAU8825_IMM_CYC_2048		(0x1 << NAU8825_IMM_CYC_SFT)
350 #define NAU8825_IMM_CYC_4096		(0x2 << NAU8825_IMM_CYC_SFT)
351 #define NAU8825_IMM_CYC_8192		(0x3 << NAU8825_IMM_CYC_SFT)
352 #define NAU8825_IMM_EN			(1 << 3)
353 #define NAU8825_IMM_DAC_SRC_MASK	0x7
354 #define NAU8825_IMM_DAC_SRC_BIQ	0x0
355 #define NAU8825_IMM_DAC_SRC_DRC	0x1
356 #define NAU8825_IMM_DAC_SRC_MIX	0x2
357 #define NAU8825_IMM_DAC_SRC_SIN	0x3
358 
359 /* CLASSG_CTRL (0x50) */
360 #define NAU8825_CLASSG_TIMER_SFT	8
361 #define NAU8825_CLASSG_TIMER_MASK	(0x3f << NAU8825_CLASSG_TIMER_SFT)
362 #define NAU8825_CLASSG_TIMER_1ms	(0x1 << NAU8825_CLASSG_TIMER_SFT)
363 #define NAU8825_CLASSG_TIMER_2ms	(0x2 << NAU8825_CLASSG_TIMER_SFT)
364 #define NAU8825_CLASSG_TIMER_8ms	(0x4 << NAU8825_CLASSG_TIMER_SFT)
365 #define NAU8825_CLASSG_TIMER_16ms	(0x8 << NAU8825_CLASSG_TIMER_SFT)
366 #define NAU8825_CLASSG_TIMER_32ms	(0x10 << NAU8825_CLASSG_TIMER_SFT)
367 #define NAU8825_CLASSG_TIMER_64ms	(0x20 << NAU8825_CLASSG_TIMER_SFT)
368 #define NAU8825_CLASSG_LDAC_EN		(0x1 << 2)
369 #define NAU8825_CLASSG_RDAC_EN		(0x1 << 1)
370 #define NAU8825_CLASSG_EN		(1 << 0)
371 
372 /* I2C_DEVICE_ID (0x58) */
373 #define NAU8825_GPIO2JD1	(1 << 7)
374 #define NAU8825_SOFTWARE_ID_MASK	0x3
375 #define NAU8825_SOFTWARE_ID_NAU8825	0x0
376 
377 /* BIAS_ADJ (0x66) */
378 #define NAU8825_BIAS_HPR_IMP		(1 << 15)
379 #define NAU8825_BIAS_HPL_IMP		(1 << 14)
380 #define NAU8825_BIAS_TESTDAC_SFT	8
381 #define NAU8825_BIAS_TESTDAC_EN	(0x3 << NAU8825_BIAS_TESTDAC_SFT)
382 #define NAU8825_BIAS_TESTDACR_EN	(0x2 << NAU8825_BIAS_TESTDAC_SFT)
383 #define NAU8825_BIAS_TESTDACL_EN	(0x1 << NAU8825_BIAS_TESTDAC_SFT)
384 #define NAU8825_BIAS_VMID	(1 << 6)
385 #define NAU8825_BIAS_VMID_SEL_SFT	4
386 #define NAU8825_BIAS_VMID_SEL_MASK	(3 << NAU8825_BIAS_VMID_SEL_SFT)
387 
388 /* ANALOG_CONTROL_2 (0x6a) */
389 #define NAU8825_HP_NON_CLASSG_CURRENT_2xADJ (1 << 12)
390 #define NAU8825_DAC_CAPACITOR_MSB (1 << 1)
391 #define NAU8825_DAC_CAPACITOR_LSB (1 << 0)
392 
393 /* ANALOG_ADC_2 (0x72) */
394 #define NAU8825_ADC_VREFSEL_MASK	(0x3 << 8)
395 #define NAU8825_ADC_VREFSEL_ANALOG	(0 << 8)
396 #define NAU8825_ADC_VREFSEL_VMID	(1 << 8)
397 #define NAU8825_ADC_VREFSEL_VMID_PLUS_0_5DB	(2 << 8)
398 #define NAU8825_ADC_VREFSEL_VMID_PLUS_1DB	(3 << 8)
399 #define NAU8825_POWERUP_ADCL	(1 << 6)
400 
401 /* RDAC (0x73) */
402 #define NAU8825_RDAC_FS_BCLK_ENB	(1 << 15)
403 #define NAU8825_RDAC_EN_SFT		12
404 #define NAU8825_RDAC_EN		(0x3 << NAU8825_RDAC_EN_SFT)
405 #define NAU8825_RDAC_CLK_EN_SFT	8
406 #define NAU8825_RDAC_CLK_EN		(0x3 << NAU8825_RDAC_CLK_EN_SFT)
407 #define NAU8825_RDAC_CLK_DELAY_SFT	4
408 #define NAU8825_RDAC_CLK_DELAY_MASK	(0x7 << NAU8825_RDAC_CLK_DELAY_SFT)
409 #define NAU8825_RDAC_VREF_SFT	2
410 #define NAU8825_RDAC_VREF_MASK	(0x3 << NAU8825_RDAC_VREF_SFT)
411 
412 /* MIC_BIAS (0x74) */
413 #define NAU8825_MICBIAS_JKSLV	(1 << 14)
414 #define NAU8825_MICBIAS_JKR2	(1 << 12)
415 #define NAU8825_MICBIAS_POWERUP_SFT	8
416 #define NAU8825_MICBIAS_VOLTAGE_SFT	0
417 #define NAU8825_MICBIAS_VOLTAGE_MASK	0x7
418 
419 /* BOOST (0x76) */
420 #define NAU8825_PRECHARGE_DIS	(1 << 13)
421 #define NAU8825_GLOBAL_BIAS_EN	(1 << 12)
422 #define NAU8825_HP_BOOST_DIS		(1 << 9)
423 #define NAU8825_HP_BOOST_G_DIS	(1 << 8)
424 #define NAU8825_SHORT_SHUTDOWN_EN	(1 << 6)
425 
426 /* POWER_UP_CONTROL (0x7f) */
427 #define NAU8825_POWERUP_INTEGR_R	(1 << 5)
428 #define NAU8825_POWERUP_INTEGR_L	(1 << 4)
429 #define NAU8825_POWERUP_DRV_IN_R	(1 << 3)
430 #define NAU8825_POWERUP_DRV_IN_L	(1 << 2)
431 #define NAU8825_POWERUP_HP_DRV_R	(1 << 1)
432 #define NAU8825_POWERUP_HP_DRV_L	(1 << 0)
433 
434 /* CHARGE_PUMP (0x80) */
435 #define NAU8825_ADCOUT_DS_SFT	12
436 #define NAU8825_ADCOUT_DS_MASK	(1 << NAU8825_ADCOUT_DS_SFT)
437 #define NAU8825_JAMNODCLOW	(1 << 10)
438 #define NAU8825_POWER_DOWN_DACR	(1 << 9)
439 #define NAU8825_POWER_DOWN_DACL	(1 << 8)
440 #define NAU8825_CHANRGE_PUMP_EN	(1 << 5)
441 
442 
443 /* System Clock Source */
444 enum {
445 	NAU8825_CLK_DIS = 0,
446 	NAU8825_CLK_MCLK,
447 	NAU8825_CLK_INTERNAL,
448 	NAU8825_CLK_FLL_MCLK,
449 	NAU8825_CLK_FLL_BLK,
450 	NAU8825_CLK_FLL_FS,
451 };
452 
453 /* Cross talk detection state */
454 enum {
455 	NAU8825_XTALK_PREPARE = 0,
456 	NAU8825_XTALK_HPR_R2L,
457 	NAU8825_XTALK_HPL_R2L,
458 	NAU8825_XTALK_IMM,
459 	NAU8825_XTALK_DONE,
460 };
461 
462 struct nau8825 {
463 	struct device *dev;
464 	struct regmap *regmap;
465 	struct snd_soc_dapm_context *dapm;
466 	struct snd_soc_jack *jack;
467 	struct clk *mclk;
468 	struct work_struct xtalk_work;
469 	struct semaphore xtalk_sem;
470 	int irq;
471 	int mclk_freq; /* 0 - mclk is disabled */
472 	int button_pressed;
473 	int micbias_voltage;
474 	int vref_impedance;
475 	bool jkdet_enable;
476 	bool jkdet_pull_enable;
477 	bool jkdet_pull_up;
478 	int jkdet_polarity;
479 	int sar_threshold_num;
480 	int sar_threshold[8];
481 	int sar_hysteresis;
482 	int sar_voltage;
483 	int sar_compare_time;
484 	int sar_sampling_time;
485 	int key_debounce;
486 	int jack_insert_debounce;
487 	int jack_eject_debounce;
488 	int high_imped;
489 	int xtalk_state;
490 	int xtalk_event;
491 	int xtalk_event_mask;
492 	bool xtalk_protect;
493 	int imp_rms[NAU8825_XTALK_IMM];
494 	int xtalk_enable;
495 	bool xtalk_baktab_initialized; /* True if initialized. */
496 	bool adcout_ds;
497 };
498 
499 int nau8825_enable_jack_detect(struct snd_soc_component *component,
500 				struct snd_soc_jack *jack);
501 
502 
503 #endif  /* __NAU8825_H__ */
504