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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_CLK_DIVIDER 0x03 | |
18 | #define NAU8825_REG_FLL1 0x04 | |
19 | #define NAU8825_REG_FLL2 0x05 | |
20 | #define NAU8825_REG_FLL3 0x06 | |
21 | #define NAU8825_REG_FLL4 0x07 | |
22 | #define NAU8825_REG_FLL5 0x08 | |
23 | #define NAU8825_REG_FLL6 0x09 | |
24 | #define NAU8825_REG_FLL_VCO_RSV 0x0a | |
25 | #define NAU8825_REG_HSD_CTRL 0x0c | |
26 | #define NAU8825_REG_JACK_DET_CTRL 0x0d | |
27 | #define NAU8825_REG_INTERRUPT_MASK 0x0f | |
28 | #define NAU8825_REG_IRQ_STATUS 0x10 | |
29 | #define NAU8825_REG_INT_CLR_KEY_STATUS 0x11 | |
30 | #define NAU8825_REG_INTERRUPT_DIS_CTRL 0x12 | |
31 | #define NAU8825_REG_SAR_CTRL 0x13 | |
32 | #define NAU8825_REG_KEYDET_CTRL 0x14 | |
33 | #define NAU8825_REG_VDET_THRESHOLD_1 0x15 | |
34 | #define NAU8825_REG_VDET_THRESHOLD_2 0x16 | |
35 | #define NAU8825_REG_VDET_THRESHOLD_3 0x17 | |
36 | #define NAU8825_REG_VDET_THRESHOLD_4 0x18 | |
37 | #define NAU8825_REG_GPIO34_CTRL 0x19 | |
38 | #define NAU8825_REG_GPIO12_CTRL 0x1a | |
39 | #define NAU8825_REG_TDM_CTRL 0x1b | |
40 | #define NAU8825_REG_I2S_PCM_CTRL1 0x1c | |
41 | #define NAU8825_REG_I2S_PCM_CTRL2 0x1d | |
42 | #define NAU8825_REG_LEFT_TIME_SLOT 0x1e | |
43 | #define NAU8825_REG_RIGHT_TIME_SLOT 0x1f | |
44 | #define NAU8825_REG_BIQ_CTRL 0x20 | |
45 | #define NAU8825_REG_BIQ_COF1 0x21 | |
46 | #define NAU8825_REG_BIQ_COF2 0x22 | |
47 | #define NAU8825_REG_BIQ_COF3 0x23 | |
48 | #define NAU8825_REG_BIQ_COF4 0x24 | |
49 | #define NAU8825_REG_BIQ_COF5 0x25 | |
50 | #define NAU8825_REG_BIQ_COF6 0x26 | |
51 | #define NAU8825_REG_BIQ_COF7 0x27 | |
52 | #define NAU8825_REG_BIQ_COF8 0x28 | |
53 | #define NAU8825_REG_BIQ_COF9 0x29 | |
54 | #define NAU8825_REG_BIQ_COF10 0x2a | |
55 | #define NAU8825_REG_ADC_RATE 0x2b | |
56 | #define NAU8825_REG_DAC_CTRL1 0x2c | |
57 | #define NAU8825_REG_DAC_CTRL2 0x2d | |
58 | #define NAU8825_REG_DAC_DGAIN_CTRL 0x2f | |
59 | #define NAU8825_REG_ADC_DGAIN_CTRL 0x30 | |
60 | #define NAU8825_REG_MUTE_CTRL 0x31 | |
61 | #define NAU8825_REG_HSVOL_CTRL 0x32 | |
62 | #define NAU8825_REG_DACL_CTRL 0x33 | |
63 | #define NAU8825_REG_DACR_CTRL 0x34 | |
64 | #define NAU8825_REG_ADC_DRC_KNEE_IP12 0x38 | |
65 | #define NAU8825_REG_ADC_DRC_KNEE_IP34 0x39 | |
66 | #define NAU8825_REG_ADC_DRC_SLOPES 0x3a | |
67 | #define NAU8825_REG_ADC_DRC_ATKDCY 0x3b | |
68 | #define NAU8825_REG_DAC_DRC_KNEE_IP12 0x45 | |
69 | #define NAU8825_REG_DAC_DRC_KNEE_IP34 0x46 | |
70 | #define NAU8825_REG_DAC_DRC_SLOPES 0x47 | |
71 | #define NAU8825_REG_DAC_DRC_ATKDCY 0x48 | |
72 | #define NAU8825_REG_IMM_MODE_CTRL 0x4c | |
73 | #define NAU8825_REG_IMM_RMS_L 0x4d | |
74 | #define NAU8825_REG_IMM_RMS_R 0x4e | |
75 | #define NAU8825_REG_CLASSG_CTRL 0x50 | |
76 | #define NAU8825_REG_OPT_EFUSE_CTRL 0x51 | |
77 | #define NAU8825_REG_MISC_CTRL 0x55 | |
78 | #define NAU8825_REG_I2C_DEVICE_ID 0x58 | |
79 | #define NAU8825_REG_SARDOUT_RAM_STATUS 0x59 | |
80 | #define NAU8825_REG_BIAS_ADJ 0x66 | |
81 | #define NAU8825_REG_TRIM_SETTINGS 0x68 | |
82 | #define NAU8825_REG_ANALOG_CONTROL_1 0x69 | |
83 | #define NAU8825_REG_ANALOG_CONTROL_2 0x6a | |
84 | #define NAU8825_REG_ANALOG_ADC_1 0x71 | |
85 | #define NAU8825_REG_ANALOG_ADC_2 0x72 | |
86 | #define NAU8825_REG_RDAC 0x73 | |
87 | #define NAU8825_REG_MIC_BIAS 0x74 | |
88 | #define NAU8825_REG_BOOST 0x76 | |
89 | #define NAU8825_REG_FEPGA 0x77 | |
90 | #define NAU8825_REG_POWER_UP_CONTROL 0x7f | |
91 | #define NAU8825_REG_CHARGE_PUMP 0x80 | |
92 | #define NAU8825_REG_CHARGE_PUMP_INPUT_READ 0x81 | |
93 | #define NAU8825_REG_GENERAL_STATUS 0x82 | |
94 | #define NAU8825_REG_MAX NAU8825_REG_GENERAL_STATUS | |
95 | ||
96 | /* ENA_CTRL (0x1) */ | |
97 | #define NAU8825_ENABLE_DACR_SFT 10 | |
98 | #define NAU8825_ENABLE_DACR (1 << NAU8825_ENABLE_DACR_SFT) | |
99 | #define NAU8825_ENABLE_DACL_SFT 9 | |
100 | #define NAU8825_ENABLE_ADC_SFT 8 | |
101 | #define NAU8825_ENABLE_SAR_SFT 1 | |
102 | ||
103 | /* CLK_DIVIDER (0x3) */ | |
c86ba612 BZ |
104 | #define NAU8825_CLK_SRC_SFT 15 |
105 | #define NAU8825_CLK_SRC_MASK (1 << NAU8825_CLK_SRC_SFT) | |
106 | #define NAU8825_CLK_SRC_VCO (1 << NAU8825_CLK_SRC_SFT) | |
107 | #define NAU8825_CLK_SRC_MCLK (0 << NAU8825_CLK_SRC_SFT) | |
108 | #define NAU8825_CLK_MCLK_SRC_MASK (0xf << 0) | |
109 | ||
110 | /* FLL1 (0x04) */ | |
111 | #define NAU8825_FLL_RATIO_MASK (0x7f << 0) | |
112 | ||
113 | /* FLL3 (0x06) */ | |
114 | #define NAU8825_FLL_INTEGER_MASK (0x3ff << 0) | |
115 | ||
116 | /* FLL4 (0x07) */ | |
117 | #define NAU8825_FLL_REF_DIV_MASK (0x3 << 10) | |
118 | ||
119 | /* FLL5 (0x08) */ | |
120 | #define NAU8825_FLL_FILTER_SW_MASK (0x1 << 14) | |
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121 | |
122 | /* FLL6 (0x9) */ | |
c86ba612 BZ |
123 | #define NAU8825_DCO_EN_MASK (0x1 << 15) |
124 | #define NAU8825_DCO_EN (0x1 << 15) | |
125 | #define NAU8825_DCO_DIS (0x0 << 15) | |
126 | #define NAU8825_SDM_EN_MASK (0x1 << 14) | |
127 | #define NAU8825_SDM_EN (0x1 << 14) | |
128 | #define NAU8825_SDM_DIS (0x0 << 14) | |
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129 | |
130 | /* HSD_CTRL (0xc) */ | |
131 | #define NAU8825_HSD_AUTO_MODE (1 << 6) | |
132 | /* 0 - short to GND, 1 - open */ | |
133 | #define NAU8825_SPKR_DWN1R (1 << 1) | |
134 | #define NAU8825_SPKR_DWN1L (1 << 0) | |
135 | ||
136 | /* JACK_DET_CTRL (0xd) */ | |
137 | #define NAU8825_JACK_DET_RESTART (1 << 9) | |
138 | #define NAU8825_JACK_INSERT_DEBOUNCE_SFT 5 | |
139 | #define NAU8825_JACK_INSERT_DEBOUNCE_MASK (0x7 << NAU8825_JACK_INSERT_DEBOUNCE_SFT) | |
140 | #define NAU8825_JACK_EJECT_DEBOUNCE_SFT 2 | |
141 | #define NAU8825_JACK_EJECT_DEBOUNCE_MASK (0x7 << NAU8825_JACK_EJECT_DEBOUNCE_SFT) | |
142 | #define NAU8825_JACK_POLARITY (1 << 1) /* 0 - active low, 1 - active high */ | |
143 | ||
144 | /* INTERRUPT_MASK (0xf) */ | |
145 | #define NAU8825_IRQ_OUTPUT_EN (1 << 11) | |
146 | #define NAU8825_IRQ_HEADSET_COMPLETE_EN (1 << 10) | |
147 | #define NAU8825_IRQ_KEY_RELEASE_EN (1 << 7) | |
148 | #define NAU8825_IRQ_KEY_SHORT_PRESS_EN (1 << 5) | |
149 | #define NAU8825_IRQ_EJECT_EN (1 << 2) | |
150 | ||
151 | /* IRQ_STATUS (0x10) */ | |
152 | #define NAU8825_HEADSET_COMPLETION_IRQ (1 << 10) | |
153 | #define NAU8825_SHORT_CIRCUIT_IRQ (1 << 9) | |
154 | #define NAU8825_IMPEDANCE_MEAS_IRQ (1 << 8) | |
155 | #define NAU8825_KEY_IRQ_MASK (0x7 << 5) | |
156 | #define NAU8825_KEY_RELEASE_IRQ (1 << 7) | |
157 | #define NAU8825_KEY_LONG_PRESS_IRQ (1 << 6) | |
158 | #define NAU8825_KEY_SHORT_PRESS_IRQ (1 << 5) | |
159 | #define NAU8825_MIC_DETECTION_IRQ (1 << 4) | |
160 | #define NAU8825_JACK_EJECTION_IRQ_MASK (3 << 2) | |
161 | #define NAU8825_JACK_EJECTION_DETECTED (1 << 2) | |
162 | #define NAU8825_JACK_INSERTION_IRQ_MASK (3 << 0) | |
163 | #define NAU8825_JACK_INSERTION_DETECTED (1 << 0) | |
164 | ||
165 | /* INTERRUPT_DIS_CTRL (0x12) */ | |
166 | #define NAU8825_IRQ_HEADSET_COMPLETE_DIS (1 << 10) | |
167 | #define NAU8825_IRQ_KEY_RELEASE_DIS (1 << 7) | |
168 | #define NAU8825_IRQ_KEY_SHORT_PRESS_DIS (1 << 5) | |
169 | #define NAU8825_IRQ_EJECT_DIS (1 << 2) | |
170 | ||
171 | /* SAR_CTRL (0x13) */ | |
172 | #define NAU8825_SAR_ADC_EN_SFT 12 | |
173 | #define NAU8825_SAR_ADC_EN (1 << NAU8825_SAR_ADC_EN_SFT) | |
174 | #define NAU8825_SAR_INPUT_MASK (1 << 11) | |
175 | #define NAU8825_SAR_INPUT_JKSLV (1 << 11) | |
176 | #define NAU8825_SAR_INPUT_JKR2 (0 << 11) | |
177 | #define NAU8825_SAR_TRACKING_GAIN_SFT 8 | |
178 | #define NAU8825_SAR_TRACKING_GAIN_MASK (0x7 << NAU8825_SAR_TRACKING_GAIN_SFT) | |
179 | #define NAU8825_SAR_COMPARE_TIME_SFT 2 | |
180 | #define NAU8825_SAR_COMPARE_TIME_MASK (3 << 2) | |
181 | #define NAU8825_SAR_SAMPLING_TIME_SFT 0 | |
182 | #define NAU8825_SAR_SAMPLING_TIME_MASK (3 << 0) | |
183 | ||
184 | /* KEYDET_CTRL (0x14) */ | |
185 | #define NAU8825_KEYDET_SHORTKEY_DEBOUNCE_SFT 12 | |
186 | #define NAU8825_KEYDET_SHORTKEY_DEBOUNCE_MASK (0x3 << NAU8825_KEYDET_SHORTKEY_DEBOUNCE_SFT) | |
187 | #define NAU8825_KEYDET_LEVELS_NR_SFT 8 | |
188 | #define NAU8825_KEYDET_LEVELS_NR_MASK (0x7 << 8) | |
189 | #define NAU8825_KEYDET_HYSTERESIS_SFT 0 | |
190 | #define NAU8825_KEYDET_HYSTERESIS_MASK 0xf | |
191 | ||
192 | /* GPIO12_CTRL (0x1a) */ | |
193 | #define NAU8825_JKDET_PULL_UP (1 << 11) /* 0 - pull down, 1 - pull up */ | |
194 | #define NAU8825_JKDET_PULL_EN (1 << 9) /* 0 - enable pull, 1 - disable */ | |
195 | #define NAU8825_JKDET_OUTPUT_EN (1 << 8) /* 0 - enable input, 1 - enable output */ | |
196 | ||
197 | /* I2S_PCM_CTRL1 (0x1c) */ | |
198 | #define NAU8825_I2S_BP_SFT 7 | |
199 | #define NAU8825_I2S_BP_MASK (1 << NAU8825_I2S_BP_SFT) | |
200 | #define NAU8825_I2S_BP_INV (1 << NAU8825_I2S_BP_SFT) | |
201 | #define NAU8825_I2S_PCMB_SFT 6 | |
202 | #define NAU8825_I2S_PCMB_MASK (1 << NAU8825_I2S_PCMB_SFT) | |
203 | #define NAU8825_I2S_PCMB_EN (1 << NAU8825_I2S_PCMB_SFT) | |
204 | #define NAU8825_I2S_DL_SFT 2 | |
205 | #define NAU8825_I2S_DL_MASK (0x3 << NAU8825_I2S_DL_SFT) | |
206 | #define NAU8825_I2S_DL_16 (0 << NAU8825_I2S_DL_SFT) | |
207 | #define NAU8825_I2S_DL_20 (1 << NAU8825_I2S_DL_SFT) | |
208 | #define NAU8825_I2S_DL_24 (2 << NAU8825_I2S_DL_SFT) | |
209 | #define NAU8825_I2S_DL_32 (3 << NAU8825_I2S_DL_SFT) | |
210 | #define NAU8825_I2S_DF_SFT 0 | |
211 | #define NAU8825_I2S_DF_MASK (0x3 << NAU8825_I2S_DF_SFT) | |
212 | #define NAU8825_I2S_DF_RIGTH (0 << NAU8825_I2S_DF_SFT) | |
213 | #define NAU8825_I2S_DF_LEFT (1 << NAU8825_I2S_DF_SFT) | |
214 | #define NAU8825_I2S_DF_I2S (2 << NAU8825_I2S_DF_SFT) | |
215 | #define NAU8825_I2S_DF_PCM_AB (3 << NAU8825_I2S_DF_SFT) | |
216 | ||
217 | /* I2S_PCM_CTRL2 (0x1d) */ | |
218 | #define NAU8825_I2S_TRISTATE (1 << 15) /* 0 - normal mode, 1 - Hi-Z output */ | |
219 | #define NAU8825_I2S_MS_SFT 3 | |
220 | #define NAU8825_I2S_MS_MASK (1 << NAU8825_I2S_MS_SFT) | |
221 | #define NAU8825_I2S_MS_MASTER (1 << NAU8825_I2S_MS_SFT) | |
222 | #define NAU8825_I2S_MS_SLAVE (0 << NAU8825_I2S_MS_SFT) | |
223 | ||
224 | /* ADC_RATE (0x2b) */ | |
225 | #define NAU8825_ADC_SYNC_DOWN_SFT 0 | |
226 | #define NAU8825_ADC_SYNC_DOWN_MASK 0x3 | |
227 | #define NAU8825_ADC_SYNC_DOWN_32 0 | |
228 | #define NAU8825_ADC_SYNC_DOWN_64 1 | |
229 | #define NAU8825_ADC_SYNC_DOWN_128 2 | |
230 | #define NAU8825_ADC_SYNC_DOWN_256 3 | |
231 | ||
232 | /* DAC_CTRL1 (0x2c) */ | |
233 | #define NAU8825_DAC_CLIP_OFF (1 << 7) | |
234 | #define NAU8825_DAC_OVERSAMPLE_SFT 0 | |
235 | #define NAU8825_DAC_OVERSAMPLE_MASK 0x7 | |
236 | #define NAU8825_DAC_OVERSAMPLE_64 0 | |
237 | #define NAU8825_DAC_OVERSAMPLE_256 1 | |
238 | #define NAU8825_DAC_OVERSAMPLE_128 2 | |
239 | #define NAU8825_DAC_OVERSAMPLE_32 4 | |
240 | ||
241 | /* MUTE_CTRL (0x31) */ | |
242 | #define NAU8825_DAC_ZERO_CROSSING_EN (1 << 9) | |
243 | #define NAU8825_DAC_SOFT_MUTE (1 << 9) | |
244 | ||
245 | /* HSVOL_CTRL (0x32) */ | |
246 | #define NAU8825_HP_MUTE (1 << 15) | |
247 | ||
248 | /* DACL_CTRL (0x33) */ | |
249 | #define NAU8825_DACL_CH_SEL_SFT 9 | |
250 | ||
251 | /* DACR_CTRL (0x34) */ | |
252 | #define NAU8825_DACR_CH_SEL_SFT 9 | |
253 | ||
254 | /* I2C_DEVICE_ID (0x58) */ | |
255 | #define NAU8825_GPIO2JD1 (1 << 7) | |
256 | #define NAU8825_SOFTWARE_ID_MASK 0x3 | |
257 | #define NAU8825_SOFTWARE_ID_NAU8825 0x0 | |
258 | ||
259 | /* BIAS_ADJ (0x66) */ | |
260 | #define NAU8825_BIAS_VMID (1 << 6) | |
261 | #define NAU8825_BIAS_VMID_SEL_SFT 4 | |
262 | #define NAU8825_BIAS_VMID_SEL_MASK (3 << NAU8825_BIAS_VMID_SEL_SFT) | |
263 | ||
264 | /* ANALOG_CONTROL_2 (0x6a) */ | |
265 | #define NAU8825_HP_NON_CLASSG_CURRENT_2xADJ (1 << 12) | |
266 | #define NAU8825_DAC_CAPACITOR_MSB (1 << 1) | |
267 | #define NAU8825_DAC_CAPACITOR_LSB (1 << 0) | |
268 | ||
269 | /* ANALOG_ADC_2 (0x72) */ | |
270 | #define NAU8825_ADC_VREFSEL_MASK (0x3 << 8) | |
271 | #define NAU8825_ADC_VREFSEL_ANALOG (0 << 8) | |
272 | #define NAU8825_ADC_VREFSEL_VMID (1 << 8) | |
273 | #define NAU8825_ADC_VREFSEL_VMID_PLUS_0_5DB (2 << 8) | |
274 | #define NAU8825_ADC_VREFSEL_VMID_PLUS_1DB (3 << 8) | |
275 | #define NAU8825_POWERUP_ADCL (1 << 6) | |
276 | ||
277 | /* MIC_BIAS (0x74) */ | |
278 | #define NAU8825_MICBIAS_JKSLV (1 << 14) | |
279 | #define NAU8825_MICBIAS_JKR2 (1 << 12) | |
280 | #define NAU8825_MICBIAS_POWERUP_SFT 8 | |
281 | #define NAU8825_MICBIAS_VOLTAGE_SFT 0 | |
282 | #define NAU8825_MICBIAS_VOLTAGE_MASK 0x7 | |
283 | ||
284 | /* BOOST (0x76) */ | |
285 | #define NAU8825_PRECHARGE_DIS (1 << 13) | |
286 | #define NAU8825_GLOBAL_BIAS_EN (1 << 12) | |
287 | #define NAU8825_HP_BOOST_G_DIS (1 << 8) | |
288 | #define NAU8825_SHORT_SHUTDOWN_EN (1 << 6) | |
289 | ||
290 | /* POWER_UP_CONTROL (0x7f) */ | |
291 | #define NAU8825_POWERUP_INTEGR_R (1 << 5) | |
292 | #define NAU8825_POWERUP_INTEGR_L (1 << 4) | |
293 | #define NAU8825_POWERUP_DRV_IN_R (1 << 3) | |
294 | #define NAU8825_POWERUP_DRV_IN_L (1 << 2) | |
295 | #define NAU8825_POWERUP_HP_DRV_R (1 << 1) | |
296 | #define NAU8825_POWERUP_HP_DRV_L (1 << 0) | |
297 | ||
298 | /* CHARGE_PUMP (0x80) */ | |
299 | #define NAU8825_JAMNODCLOW (1 << 10) | |
300 | #define NAU8825_POWER_DOWN_DACR (1 << 9) | |
301 | #define NAU8825_POWER_DOWN_DACL (1 << 8) | |
302 | #define NAU8825_CHANRGE_PUMP_EN (1 << 5) | |
303 | ||
304 | ||
305 | /* System Clock Source */ | |
306 | enum { | |
307 | NAU8825_CLK_MCLK = 0, | |
308 | NAU8825_CLK_INTERNAL, | |
309 | }; | |
310 | ||
311 | struct nau8825 { | |
312 | struct device *dev; | |
313 | struct regmap *regmap; | |
314 | struct snd_soc_dapm_context *dapm; | |
315 | struct snd_soc_jack *jack; | |
316 | struct clk *mclk; | |
317 | int irq; | |
318 | int mclk_freq; /* 0 - mclk is disabled */ | |
319 | int button_pressed; | |
320 | int micbias_voltage; | |
321 | int vref_impedance; | |
322 | bool jkdet_enable; | |
323 | bool jkdet_pull_enable; | |
324 | bool jkdet_pull_up; | |
325 | int jkdet_polarity; | |
326 | int sar_threshold_num; | |
327 | int sar_threshold[8]; | |
328 | int sar_hysteresis; | |
329 | int sar_voltage; | |
330 | int sar_compare_time; | |
331 | int sar_sampling_time; | |
332 | int key_debounce; | |
333 | int jack_insert_debounce; | |
334 | int jack_eject_debounce; | |
335 | }; | |
336 | ||
337 | int nau8825_enable_jack_detect(struct snd_soc_codec *codec, | |
338 | struct snd_soc_jack *jack); | |
339 | ||
340 | ||
341 | #endif /* __NAU8825_H__ */ |