xref: /linux/sound/soc/codecs/nau8825.h (revision 2f804aca48322f02a8f44cca540663845ee80fb1)
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_ENGND1	(1 << 3)
159 #define NAU8825_SPKR_ENGND2	(1 << 2)
160 #define NAU8825_SPKR_DWN1R	(1 << 1)
161 #define NAU8825_SPKR_DWN1L	(1 << 0)
162 
163 /* JACK_DET_CTRL (0xd) */
164 #define NAU8825_JACK_DET_RESTART	(1 << 9)
165 #define NAU8825_JACK_DET_DB_BYPASS	(1 << 8)
166 #define NAU8825_JACK_INSERT_DEBOUNCE_SFT	5
167 #define NAU8825_JACK_INSERT_DEBOUNCE_MASK	(0x7 << NAU8825_JACK_INSERT_DEBOUNCE_SFT)
168 #define NAU8825_JACK_EJECT_DEBOUNCE_SFT		2
169 #define NAU8825_JACK_EJECT_DEBOUNCE_MASK	(0x7 << NAU8825_JACK_EJECT_DEBOUNCE_SFT)
170 #define NAU8825_JACK_POLARITY	(1 << 1) /* 0 - active low, 1 - active high */
171 
172 /* INTERRUPT_MASK (0xf) */
173 #define NAU8825_IRQ_PIN_PULLUP (1 << 14)
174 #define NAU8825_IRQ_PIN_PULL_EN (1 << 13)
175 #define NAU8825_IRQ_OUTPUT_EN (1 << 11)
176 #define NAU8825_IRQ_HEADSET_COMPLETE_EN (1 << 10)
177 #define NAU8825_IRQ_RMS_EN (1 << 8)
178 #define NAU8825_IRQ_KEY_RELEASE_EN (1 << 7)
179 #define NAU8825_IRQ_KEY_SHORT_PRESS_EN (1 << 5)
180 #define NAU8825_IRQ_EJECT_EN (1 << 2)
181 #define NAU8825_IRQ_INSERT_EN (1 << 0)
182 
183 /* IRQ_STATUS (0x10) */
184 #define NAU8825_HEADSET_COMPLETION_IRQ	(1 << 10)
185 #define NAU8825_SHORT_CIRCUIT_IRQ	(1 << 9)
186 #define NAU8825_IMPEDANCE_MEAS_IRQ	(1 << 8)
187 #define NAU8825_KEY_IRQ_MASK	(0x7 << 5)
188 #define NAU8825_KEY_RELEASE_IRQ	(1 << 7)
189 #define NAU8825_KEY_LONG_PRESS_IRQ	(1 << 6)
190 #define NAU8825_KEY_SHORT_PRESS_IRQ	(1 << 5)
191 #define NAU8825_MIC_DETECTION_IRQ	(1 << 4)
192 #define NAU8825_JACK_EJECTION_IRQ_MASK	(3 << 2)
193 #define NAU8825_JACK_EJECTION_DETECTED	(1 << 2)
194 #define NAU8825_JACK_INSERTION_IRQ_MASK	(3 << 0)
195 #define NAU8825_JACK_INSERTION_DETECTED	(1 << 0)
196 
197 /* INTERRUPT_DIS_CTRL (0x12) */
198 #define NAU8825_IRQ_HEADSET_COMPLETE_DIS (1 << 10)
199 #define NAU8825_IRQ_KEY_RELEASE_DIS (1 << 7)
200 #define NAU8825_IRQ_KEY_SHORT_PRESS_DIS (1 << 5)
201 #define NAU8825_IRQ_EJECT_DIS (1 << 2)
202 #define NAU8825_IRQ_INSERT_DIS (1 << 0)
203 
204 /* SAR_CTRL (0x13) */
205 #define NAU8825_SAR_ADC_EN_SFT	12
206 #define NAU8825_SAR_ADC_EN	(1 << NAU8825_SAR_ADC_EN_SFT)
207 #define NAU8825_SAR_INPUT_MASK	(1 << 11)
208 #define NAU8825_SAR_INPUT_JKSLV	(1 << 11)
209 #define NAU8825_SAR_INPUT_JKR2	(0 << 11)
210 #define NAU8825_SAR_TRACKING_GAIN_SFT	8
211 #define NAU8825_SAR_TRACKING_GAIN_MASK	(0x7 << NAU8825_SAR_TRACKING_GAIN_SFT)
212 #define NAU8825_SAR_HV_SEL_SFT		7
213 #define NAU8825_SAR_HV_SEL_MASK		(1 << NAU8825_SAR_HV_SEL_SFT)
214 #define NAU8825_SAR_HV_SEL_MICBIAS	(0 << NAU8825_SAR_HV_SEL_SFT)
215 #define NAU8825_SAR_HV_SEL_VDDMIC	(1 << NAU8825_SAR_HV_SEL_SFT)
216 #define NAU8825_SAR_RES_SEL_SFT		4
217 #define NAU8825_SAR_RES_SEL_MASK	(0x7 << NAU8825_SAR_RES_SEL_SFT)
218 #define NAU8825_SAR_RES_SEL_35K		(0 << NAU8825_SAR_RES_SEL_SFT)
219 #define NAU8825_SAR_RES_SEL_70K		(1 << NAU8825_SAR_RES_SEL_SFT)
220 #define NAU8825_SAR_RES_SEL_170K	(2 << NAU8825_SAR_RES_SEL_SFT)
221 #define NAU8825_SAR_RES_SEL_360K	(3 << NAU8825_SAR_RES_SEL_SFT)
222 #define NAU8825_SAR_RES_SEL_SHORTED	(4 << NAU8825_SAR_RES_SEL_SFT)
223 #define NAU8825_SAR_COMPARE_TIME_SFT	2
224 #define NAU8825_SAR_COMPARE_TIME_MASK	(3 << 2)
225 #define NAU8825_SAR_SAMPLING_TIME_SFT	0
226 #define NAU8825_SAR_SAMPLING_TIME_MASK	(3 << 0)
227 
228 /* KEYDET_CTRL (0x14) */
229 #define NAU8825_KEYDET_SHORTKEY_DEBOUNCE_SFT	12
230 #define NAU8825_KEYDET_SHORTKEY_DEBOUNCE_MASK	(0x3 << NAU8825_KEYDET_SHORTKEY_DEBOUNCE_SFT)
231 #define NAU8825_KEYDET_LEVELS_NR_SFT	8
232 #define NAU8825_KEYDET_LEVELS_NR_MASK	(0x7 << 8)
233 #define NAU8825_KEYDET_HYSTERESIS_SFT	0
234 #define NAU8825_KEYDET_HYSTERESIS_MASK	0xf
235 
236 /* GPIO12_CTRL (0x1a) */
237 #define NAU8825_JKDET_PULL_UP	(1 << 11) /* 0 - pull down, 1 - pull up */
238 #define NAU8825_JKDET_PULL_EN	(1 << 9) /* 0 - enable pull, 1 - disable */
239 #define NAU8825_JKDET_OUTPUT_EN	(1 << 8) /* 0 - enable input, 1 - enable output */
240 
241 /* TDM_CTRL (0x1b) */
242 #define NAU8825_TDM_MODE		(0x1 << 15)
243 #define NAU8825_TDM_OFFSET_EN		(0x1 << 14)
244 #define NAU8825_TDM_DACL_RX_SFT		6
245 #define NAU8825_TDM_DACL_RX_MASK	(0x3 << NAU8825_TDM_DACL_RX_SFT)
246 #define NAU8825_TDM_DACR_RX_SFT		4
247 #define NAU8825_TDM_DACR_RX_MASK	(0x3 << NAU8825_TDM_DACR_RX_SFT)
248 #define NAU8825_TDM_TX_MASK		0x3
249 
250 /* I2S_PCM_CTRL1 (0x1c) */
251 #define NAU8825_I2S_BP_SFT	7
252 #define NAU8825_I2S_BP_MASK	(1 << NAU8825_I2S_BP_SFT)
253 #define NAU8825_I2S_BP_INV	(1 << NAU8825_I2S_BP_SFT)
254 #define NAU8825_I2S_PCMB_SFT	6
255 #define NAU8825_I2S_PCMB_MASK	(1 << NAU8825_I2S_PCMB_SFT)
256 #define NAU8825_I2S_PCMB_EN	(1 << NAU8825_I2S_PCMB_SFT)
257 #define NAU8825_I2S_DL_SFT	2
258 #define NAU8825_I2S_DL_MASK	(0x3 << NAU8825_I2S_DL_SFT)
259 #define NAU8825_I2S_DL_16	(0 << NAU8825_I2S_DL_SFT)
260 #define NAU8825_I2S_DL_20	(1 << NAU8825_I2S_DL_SFT)
261 #define NAU8825_I2S_DL_24	(2 << NAU8825_I2S_DL_SFT)
262 #define NAU8825_I2S_DL_32	(3 << NAU8825_I2S_DL_SFT)
263 #define NAU8825_I2S_DF_SFT	0
264 #define NAU8825_I2S_DF_MASK	(0x3 << NAU8825_I2S_DF_SFT)
265 #define NAU8825_I2S_DF_RIGTH	(0 << NAU8825_I2S_DF_SFT)
266 #define NAU8825_I2S_DF_LEFT	(1 << NAU8825_I2S_DF_SFT)
267 #define NAU8825_I2S_DF_I2S	(2 << NAU8825_I2S_DF_SFT)
268 #define NAU8825_I2S_DF_PCM_AB	(3 << NAU8825_I2S_DF_SFT)
269 
270 /* I2S_PCM_CTRL2 (0x1d) */
271 #define NAU8825_I2S_TRISTATE	(1 << 15) /* 0 - normal mode, 1 - Hi-Z output */
272 #define NAU8825_I2S_LRC_DIV_SFT	12
273 #define NAU8825_I2S_LRC_DIV_MASK	(0x3 << NAU8825_I2S_LRC_DIV_SFT)
274 #define NAU8825_I2S_PCM_TS_EN_SFT	10
275 #define NAU8825_I2S_PCM_TS_EN_MASK	(1 << NAU8825_I2S_PCM_TS_EN_SFT)
276 #define NAU8825_I2S_PCM_TS_EN		(1 << NAU8825_I2S_PCM_TS_EN_SFT)
277 #define NAU8825_I2S_MS_SFT	3
278 #define NAU8825_I2S_MS_MASK	(1 << NAU8825_I2S_MS_SFT)
279 #define NAU8825_I2S_MS_MASTER	(1 << NAU8825_I2S_MS_SFT)
280 #define NAU8825_I2S_MS_SLAVE	(0 << NAU8825_I2S_MS_SFT)
281 #define NAU8825_I2S_BLK_DIV_MASK	0x7
282 
283 /* LEFT_TIME_SLOT (0x1e) */
284 #define NAU8825_FS_ERR_CMP_SEL_SFT	14
285 #define NAU8825_FS_ERR_CMP_SEL_MASK	(0x3 << NAU8825_FS_ERR_CMP_SEL_SFT)
286 #define NAU8825_DIS_FS_SHORT_DET	(1 << 13)
287 #define NAU8825_TSLOT_L0_MASK		0x3ff
288 #define NAU8825_TSLOT_R0_MASK		0x3ff
289 
290 /* BIQ_CTRL (0x20) */
291 #define NAU8825_BIQ_WRT_SFT   4
292 #define NAU8825_BIQ_WRT_EN     (1 << NAU8825_BIQ_WRT_SFT)
293 #define NAU8825_BIQ_PATH_SFT   0
294 #define NAU8825_BIQ_PATH_MASK  (1 << NAU8825_BIQ_PATH_SFT)
295 #define NAU8825_BIQ_PATH_ADC   (0 << NAU8825_BIQ_PATH_SFT)
296 #define NAU8825_BIQ_PATH_DAC   (1 << NAU8825_BIQ_PATH_SFT)
297 
298 /* ADC_RATE (0x2b) */
299 #define NAU8825_ADC_SINC4_SFT		4
300 #define NAU8825_ADC_SINC4_EN		(1 << NAU8825_ADC_SINC4_SFT)
301 #define NAU8825_ADC_SYNC_DOWN_SFT	0
302 #define NAU8825_ADC_SYNC_DOWN_MASK	0x3
303 #define NAU8825_ADC_SYNC_DOWN_32	0
304 #define NAU8825_ADC_SYNC_DOWN_64	1
305 #define NAU8825_ADC_SYNC_DOWN_128	2
306 #define NAU8825_ADC_SYNC_DOWN_256	3
307 
308 /* DAC_CTRL1 (0x2c) */
309 #define NAU8825_DAC_CLIP_OFF	(1 << 7)
310 #define NAU8825_DAC_OVERSAMPLE_SFT	0
311 #define NAU8825_DAC_OVERSAMPLE_MASK	0x7
312 #define NAU8825_DAC_OVERSAMPLE_64	0
313 #define NAU8825_DAC_OVERSAMPLE_256	1
314 #define NAU8825_DAC_OVERSAMPLE_128	2
315 #define NAU8825_DAC_OVERSAMPLE_32	4
316 
317 /* ADC_DGAIN_CTRL (0x30) */
318 #define NAU8825_ADC_DIG_VOL_MASK	0xff
319 
320 /* MUTE_CTRL (0x31) */
321 #define NAU8825_DAC_ZERO_CROSSING_EN	(1 << 9)
322 #define NAU8825_DAC_SOFT_MUTE	(1 << 9)
323 
324 /* HSVOL_CTRL (0x32) */
325 #define NAU8825_HP_MUTE	(1 << 15)
326 #define NAU8825_HP_MUTE_AUTO	(1 << 14)
327 #define NAU8825_HPL_MUTE	(1 << 13)
328 #define NAU8825_HPR_MUTE	(1 << 12)
329 #define NAU8825_HPL_VOL_SFT	6
330 #define NAU8825_HPL_VOL_MASK	(0x3f << NAU8825_HPL_VOL_SFT)
331 #define NAU8825_HPR_VOL_SFT	0
332 #define NAU8825_HPR_VOL_MASK	(0x3f << NAU8825_HPR_VOL_SFT)
333 #define NAU8825_HP_VOL_MIN	0x36
334 
335 /* DACL_CTRL (0x33) */
336 #define NAU8825_DACL_CH_SEL_SFT	9
337 #define NAU8825_DACL_CH_SEL_MASK (0x1 << NAU8825_DACL_CH_SEL_SFT)
338 #define NAU8825_DACL_CH_SEL_L    (0x0 << NAU8825_DACL_CH_SEL_SFT)
339 #define NAU8825_DACL_CH_SEL_R    (0x1 << NAU8825_DACL_CH_SEL_SFT)
340 #define NAU8825_DACL_CH_VOL_MASK	0xff
341 
342 /* DACR_CTRL (0x34) */
343 #define NAU8825_DACR_CH_SEL_SFT	9
344 #define NAU8825_DACR_CH_SEL_MASK (0x1 << NAU8825_DACR_CH_SEL_SFT)
345 #define NAU8825_DACR_CH_SEL_L    (0x0 << NAU8825_DACR_CH_SEL_SFT)
346 #define NAU8825_DACR_CH_SEL_R    (0x1 << NAU8825_DACR_CH_SEL_SFT)
347 #define NAU8825_DACR_CH_VOL_MASK	0xff
348 
349 /* IMM_MODE_CTRL (0x4C) */
350 #define NAU8825_IMM_THD_SFT		8
351 #define NAU8825_IMM_THD_MASK		(0x3f << NAU8825_IMM_THD_SFT)
352 #define NAU8825_IMM_GEN_VOL_SFT	6
353 #define NAU8825_IMM_GEN_VOL_MASK	(0x3 << NAU8825_IMM_GEN_VOL_SFT)
354 #define NAU8825_IMM_GEN_VOL_1_2nd	(0x0 << NAU8825_IMM_GEN_VOL_SFT)
355 #define NAU8825_IMM_GEN_VOL_1_4th	(0x1 << NAU8825_IMM_GEN_VOL_SFT)
356 #define NAU8825_IMM_GEN_VOL_1_8th	(0x2 << NAU8825_IMM_GEN_VOL_SFT)
357 #define NAU8825_IMM_GEN_VOL_1_16th	(0x3 << NAU8825_IMM_GEN_VOL_SFT)
358 
359 #define NAU8825_IMM_CYC_SFT		4
360 #define NAU8825_IMM_CYC_MASK		(0x3 << NAU8825_IMM_CYC_SFT)
361 #define NAU8825_IMM_CYC_1024		(0x0 << NAU8825_IMM_CYC_SFT)
362 #define NAU8825_IMM_CYC_2048		(0x1 << NAU8825_IMM_CYC_SFT)
363 #define NAU8825_IMM_CYC_4096		(0x2 << NAU8825_IMM_CYC_SFT)
364 #define NAU8825_IMM_CYC_8192		(0x3 << NAU8825_IMM_CYC_SFT)
365 #define NAU8825_IMM_EN			(1 << 3)
366 #define NAU8825_IMM_DAC_SRC_MASK	0x7
367 #define NAU8825_IMM_DAC_SRC_BIQ	0x0
368 #define NAU8825_IMM_DAC_SRC_DRC	0x1
369 #define NAU8825_IMM_DAC_SRC_MIX	0x2
370 #define NAU8825_IMM_DAC_SRC_SIN	0x3
371 
372 /* CLASSG_CTRL (0x50) */
373 #define NAU8825_CLASSG_TIMER_SFT	8
374 #define NAU8825_CLASSG_TIMER_MASK	(0x3f << NAU8825_CLASSG_TIMER_SFT)
375 #define NAU8825_CLASSG_TIMER_1ms	(0x1 << NAU8825_CLASSG_TIMER_SFT)
376 #define NAU8825_CLASSG_TIMER_2ms	(0x2 << NAU8825_CLASSG_TIMER_SFT)
377 #define NAU8825_CLASSG_TIMER_8ms	(0x4 << NAU8825_CLASSG_TIMER_SFT)
378 #define NAU8825_CLASSG_TIMER_16ms	(0x8 << NAU8825_CLASSG_TIMER_SFT)
379 #define NAU8825_CLASSG_TIMER_32ms	(0x10 << NAU8825_CLASSG_TIMER_SFT)
380 #define NAU8825_CLASSG_TIMER_64ms	(0x20 << NAU8825_CLASSG_TIMER_SFT)
381 #define NAU8825_CLASSG_LDAC_EN		(0x1 << 2)
382 #define NAU8825_CLASSG_RDAC_EN		(0x1 << 1)
383 #define NAU8825_CLASSG_EN		(1 << 0)
384 
385 /* I2C_DEVICE_ID (0x58) */
386 #define NAU8825_GPIO2JD1	(1 << 7)
387 #define NAU8825_SOFTWARE_ID_MASK	0x3
388 #define NAU8825_SOFTWARE_ID_NAU8825	0x0
389 
390 /* BIAS_ADJ (0x66) */
391 #define NAU8825_BIAS_HPR_IMP		(1 << 15)
392 #define NAU8825_BIAS_HPL_IMP		(1 << 14)
393 #define NAU8825_BIAS_TESTDAC_SFT	8
394 #define NAU8825_BIAS_TESTDAC_EN	(0x3 << NAU8825_BIAS_TESTDAC_SFT)
395 #define NAU8825_BIAS_TESTDACR_EN	(0x2 << NAU8825_BIAS_TESTDAC_SFT)
396 #define NAU8825_BIAS_TESTDACL_EN	(0x1 << NAU8825_BIAS_TESTDAC_SFT)
397 #define NAU8825_BIAS_VMID	(1 << 6)
398 #define NAU8825_BIAS_VMID_SEL_SFT	4
399 #define NAU8825_BIAS_VMID_SEL_MASK	(3 << NAU8825_BIAS_VMID_SEL_SFT)
400 
401 /* ANALOG_CONTROL_1 (0x69) */
402 #define NAU8825_TESTDACIN_SFT		14
403 #define NAU8825_TESTDACIN_MASK		(0x3 << NAU8825_TESTDACIN_SFT)
404 #define NAU8825_TESTDACIN_HIGH		(1 << NAU8825_TESTDACIN_SFT)
405 #define NAU8825_TESTDACIN_LOW		(2 << NAU8825_TESTDACIN_SFT)
406 #define NAU8825_TESTDACIN_GND		(3 << NAU8825_TESTDACIN_SFT)
407 
408 /* ANALOG_CONTROL_2 (0x6a) */
409 #define NAU8825_HP_NON_CLASSG_CURRENT_2xADJ (1 << 12)
410 #define NAU8825_DAC_CAPACITOR_MSB (1 << 1)
411 #define NAU8825_DAC_CAPACITOR_LSB (1 << 0)
412 
413 /* ANALOG_ADC_2 (0x72) */
414 #define NAU8825_ADC_VREFSEL_MASK	(0x3 << 8)
415 #define NAU8825_ADC_VREFSEL_ANALOG	(0 << 8)
416 #define NAU8825_ADC_VREFSEL_VMID	(1 << 8)
417 #define NAU8825_ADC_VREFSEL_VMID_PLUS_0_5DB	(2 << 8)
418 #define NAU8825_ADC_VREFSEL_VMID_PLUS_1DB	(3 << 8)
419 #define NAU8825_POWERUP_ADCL	(1 << 6)
420 
421 /* RDAC (0x73) */
422 #define NAU8825_RDAC_FS_BCLK_ENB	(1 << 15)
423 #define NAU8825_RDAC_EN_SFT		12
424 #define NAU8825_RDAC_EN		(0x3 << NAU8825_RDAC_EN_SFT)
425 #define NAU8825_RDAC_CLK_EN_SFT	8
426 #define NAU8825_RDAC_CLK_EN		(0x3 << NAU8825_RDAC_CLK_EN_SFT)
427 #define NAU8825_RDAC_CLK_DELAY_SFT	4
428 #define NAU8825_RDAC_CLK_DELAY_MASK	(0x7 << NAU8825_RDAC_CLK_DELAY_SFT)
429 #define NAU8825_RDAC_VREF_SFT	2
430 #define NAU8825_RDAC_VREF_MASK	(0x3 << NAU8825_RDAC_VREF_SFT)
431 
432 /* MIC_BIAS (0x74) */
433 #define NAU8825_MICBIAS_JKSLV	(1 << 14)
434 #define NAU8825_MICBIAS_JKR2	(1 << 12)
435 #define NAU8825_MICBIAS_LOWNOISE_SFT	10
436 #define NAU8825_MICBIAS_LOWNOISE_MASK	(0x1 << NAU8825_MICBIAS_LOWNOISE_SFT)
437 #define NAU8825_MICBIAS_LOWNOISE_EN	(0x1 << NAU8825_MICBIAS_LOWNOISE_SFT)
438 #define NAU8825_MICBIAS_POWERUP_SFT	8
439 #define NAU8825_MICBIAS_VOLTAGE_SFT	0
440 #define NAU8825_MICBIAS_VOLTAGE_MASK	0x7
441 
442 /* BOOST (0x76) */
443 #define NAU8825_PRECHARGE_DIS	(1 << 13)
444 #define NAU8825_GLOBAL_BIAS_EN	(1 << 12)
445 #define NAU8825_HP_BOOST_DIS		(1 << 9)
446 #define NAU8825_HP_BOOST_G_DIS	(1 << 8)
447 #define NAU8825_SHORT_SHUTDOWN_EN	(1 << 6)
448 
449 /* POWER_UP_CONTROL (0x7f) */
450 #define NAU8825_POWERUP_INTEGR_R	(1 << 5)
451 #define NAU8825_POWERUP_INTEGR_L	(1 << 4)
452 #define NAU8825_POWERUP_DRV_IN_R	(1 << 3)
453 #define NAU8825_POWERUP_DRV_IN_L	(1 << 2)
454 #define NAU8825_POWERUP_HP_DRV_R	(1 << 1)
455 #define NAU8825_POWERUP_HP_DRV_L	(1 << 0)
456 
457 /* CHARGE_PUMP (0x80) */
458 #define NAU8825_ADCOUT_DS_SFT	12
459 #define NAU8825_ADCOUT_DS_MASK	(1 << NAU8825_ADCOUT_DS_SFT)
460 #define NAU8825_JAMNODCLOW	(1 << 10)
461 #define NAU8825_POWER_DOWN_DACR	(1 << 9)
462 #define NAU8825_POWER_DOWN_DACL	(1 << 8)
463 #define NAU8825_CHANRGE_PUMP_EN	(1 << 5)
464 
465 
466 /* System Clock Source */
467 enum {
468 	NAU8825_CLK_DIS = 0,
469 	NAU8825_CLK_MCLK,
470 	NAU8825_CLK_INTERNAL,
471 	NAU8825_CLK_FLL_MCLK,
472 	NAU8825_CLK_FLL_BLK,
473 	NAU8825_CLK_FLL_FS,
474 };
475 
476 /* Cross talk detection state */
477 enum {
478 	NAU8825_XTALK_PREPARE = 0,
479 	NAU8825_XTALK_HPR_R2L,
480 	NAU8825_XTALK_HPL_R2L,
481 	NAU8825_XTALK_IMM,
482 	NAU8825_XTALK_DONE,
483 };
484 
485 struct nau8825 {
486 	struct device *dev;
487 	struct regmap *regmap;
488 	struct snd_soc_dapm_context *dapm;
489 	struct snd_soc_jack *jack;
490 	struct clk *mclk;
491 	struct work_struct xtalk_work;
492 	struct semaphore xtalk_sem;
493 	int irq;
494 	int mclk_freq; /* 0 - mclk is disabled */
495 	int button_pressed;
496 	int micbias_voltage;
497 	int vref_impedance;
498 	bool jkdet_enable;
499 	bool jkdet_pull_enable;
500 	bool jkdet_pull_up;
501 	int jkdet_polarity;
502 	int sar_threshold_num;
503 	int sar_threshold[8];
504 	int sar_hysteresis;
505 	int sar_voltage;
506 	int sar_compare_time;
507 	int sar_sampling_time;
508 	int key_debounce;
509 	int jack_insert_debounce;
510 	int jack_eject_debounce;
511 	int high_imped;
512 	int xtalk_state;
513 	int xtalk_event;
514 	int xtalk_event_mask;
515 	bool xtalk_protect;
516 	int imp_rms[NAU8825_XTALK_IMM];
517 	int xtalk_enable;
518 	bool xtalk_baktab_initialized; /* True if initialized. */
519 	bool adcout_ds;
520 	int adc_delay;
521 };
522 
523 int nau8825_enable_jack_detect(struct snd_soc_component *component,
524 				struct snd_soc_jack *jack);
525 
526 
527 #endif  /* __NAU8825_H__ */
528