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d2912cb1 | 1 | // SPDX-License-Identifier: GPL-2.0-only |
b6970b48 JH |
2 | /* |
3 | * nau8810.c -- NAU8810 ALSA Soc Audio driver | |
4 | * | |
5 | * Copyright 2016 Nuvoton Technology Corp. | |
6 | * | |
7 | * Author: David Lin <ctlin0@nuvoton.com> | |
8 | * | |
9 | * Based on WM8974.c | |
b6970b48 JH |
10 | */ |
11 | ||
12 | #include <linux/module.h> | |
13 | #include <linux/moduleparam.h> | |
14 | #include <linux/kernel.h> | |
15 | #include <linux/init.h> | |
16 | #include <linux/delay.h> | |
17 | #include <linux/pm.h> | |
18 | #include <linux/i2c.h> | |
19 | #include <linux/regmap.h> | |
20 | #include <linux/slab.h> | |
21 | #include <sound/core.h> | |
22 | #include <sound/pcm.h> | |
23 | #include <sound/pcm_params.h> | |
24 | #include <sound/soc.h> | |
25 | #include <sound/initval.h> | |
26 | #include <sound/tlv.h> | |
27 | ||
28 | #include "nau8810.h" | |
29 | ||
30 | #define NAU_PLL_FREQ_MAX 100000000 | |
31 | #define NAU_PLL_FREQ_MIN 90000000 | |
32 | #define NAU_PLL_REF_MAX 33000000 | |
33 | #define NAU_PLL_REF_MIN 8000000 | |
34 | #define NAU_PLL_OPTOP_MIN 6 | |
35 | ||
36 | ||
37 | static const int nau8810_mclk_scaler[] = { 10, 15, 20, 30, 40, 60, 80, 120 }; | |
38 | ||
39 | static const struct reg_default nau8810_reg_defaults[] = { | |
40 | { NAU8810_REG_POWER1, 0x0000 }, | |
41 | { NAU8810_REG_POWER2, 0x0000 }, | |
42 | { NAU8810_REG_POWER3, 0x0000 }, | |
43 | { NAU8810_REG_IFACE, 0x0050 }, | |
44 | { NAU8810_REG_COMP, 0x0000 }, | |
45 | { NAU8810_REG_CLOCK, 0x0140 }, | |
46 | { NAU8810_REG_SMPLR, 0x0000 }, | |
47 | { NAU8810_REG_DAC, 0x0000 }, | |
48 | { NAU8810_REG_DACGAIN, 0x00FF }, | |
49 | { NAU8810_REG_ADC, 0x0100 }, | |
50 | { NAU8810_REG_ADCGAIN, 0x00FF }, | |
51 | { NAU8810_REG_EQ1, 0x012C }, | |
52 | { NAU8810_REG_EQ2, 0x002C }, | |
53 | { NAU8810_REG_EQ3, 0x002C }, | |
54 | { NAU8810_REG_EQ4, 0x002C }, | |
55 | { NAU8810_REG_EQ5, 0x002C }, | |
56 | { NAU8810_REG_DACLIM1, 0x0032 }, | |
57 | { NAU8810_REG_DACLIM2, 0x0000 }, | |
58 | { NAU8810_REG_NOTCH1, 0x0000 }, | |
59 | { NAU8810_REG_NOTCH2, 0x0000 }, | |
60 | { NAU8810_REG_NOTCH3, 0x0000 }, | |
61 | { NAU8810_REG_NOTCH4, 0x0000 }, | |
62 | { NAU8810_REG_ALC1, 0x0038 }, | |
63 | { NAU8810_REG_ALC2, 0x000B }, | |
64 | { NAU8810_REG_ALC3, 0x0032 }, | |
65 | { NAU8810_REG_NOISEGATE, 0x0000 }, | |
66 | { NAU8810_REG_PLLN, 0x0008 }, | |
67 | { NAU8810_REG_PLLK1, 0x000C }, | |
68 | { NAU8810_REG_PLLK2, 0x0093 }, | |
69 | { NAU8810_REG_PLLK3, 0x00E9 }, | |
70 | { NAU8810_REG_ATTEN, 0x0000 }, | |
71 | { NAU8810_REG_INPUT_SIGNAL, 0x0003 }, | |
72 | { NAU8810_REG_PGAGAIN, 0x0010 }, | |
73 | { NAU8810_REG_ADCBOOST, 0x0100 }, | |
74 | { NAU8810_REG_OUTPUT, 0x0002 }, | |
75 | { NAU8810_REG_SPKMIX, 0x0001 }, | |
76 | { NAU8810_REG_SPKGAIN, 0x0039 }, | |
77 | { NAU8810_REG_MONOMIX, 0x0001 }, | |
78 | { NAU8810_REG_POWER4, 0x0000 }, | |
79 | { NAU8810_REG_TSLOTCTL1, 0x0000 }, | |
80 | { NAU8810_REG_TSLOTCTL2, 0x0020 }, | |
81 | { NAU8810_REG_DEVICE_REVID, 0x0000 }, | |
82 | { NAU8810_REG_I2C_DEVICEID, 0x001A }, | |
83 | { NAU8810_REG_ADDITIONID, 0x00CA }, | |
84 | { NAU8810_REG_RESERVE, 0x0124 }, | |
85 | { NAU8810_REG_OUTCTL, 0x0001 }, | |
86 | { NAU8810_REG_ALC1ENHAN1, 0x0010 }, | |
87 | { NAU8810_REG_ALC1ENHAN2, 0x0000 }, | |
88 | { NAU8810_REG_MISCCTL, 0x0000 }, | |
89 | { NAU8810_REG_OUTTIEOFF, 0x0000 }, | |
90 | { NAU8810_REG_AGCP2POUT, 0x0000 }, | |
91 | { NAU8810_REG_AGCPOUT, 0x0000 }, | |
92 | { NAU8810_REG_AMTCTL, 0x0000 }, | |
93 | { NAU8810_REG_OUTTIEOFFMAN, 0x0000 }, | |
94 | }; | |
95 | ||
96 | static bool nau8810_readable_reg(struct device *dev, unsigned int reg) | |
97 | { | |
98 | switch (reg) { | |
99 | case NAU8810_REG_RESET ... NAU8810_REG_SMPLR: | |
100 | case NAU8810_REG_DAC ... NAU8810_REG_DACGAIN: | |
101 | case NAU8810_REG_ADC ... NAU8810_REG_ADCGAIN: | |
102 | case NAU8810_REG_EQ1 ... NAU8810_REG_EQ5: | |
103 | case NAU8810_REG_DACLIM1 ... NAU8810_REG_DACLIM2: | |
104 | case NAU8810_REG_NOTCH1 ... NAU8810_REG_NOTCH4: | |
105 | case NAU8810_REG_ALC1 ... NAU8810_REG_ATTEN: | |
106 | case NAU8810_REG_INPUT_SIGNAL ... NAU8810_REG_PGAGAIN: | |
107 | case NAU8810_REG_ADCBOOST: | |
108 | case NAU8810_REG_OUTPUT ... NAU8810_REG_SPKMIX: | |
109 | case NAU8810_REG_SPKGAIN: | |
110 | case NAU8810_REG_MONOMIX: | |
111 | case NAU8810_REG_POWER4 ... NAU8810_REG_TSLOTCTL2: | |
112 | case NAU8810_REG_DEVICE_REVID ... NAU8810_REG_RESERVE: | |
113 | case NAU8810_REG_OUTCTL ... NAU8810_REG_ALC1ENHAN2: | |
114 | case NAU8810_REG_MISCCTL: | |
115 | case NAU8810_REG_OUTTIEOFF ... NAU8810_REG_OUTTIEOFFMAN: | |
116 | return true; | |
117 | default: | |
118 | return false; | |
119 | } | |
120 | } | |
121 | ||
122 | static bool nau8810_writeable_reg(struct device *dev, unsigned int reg) | |
123 | { | |
124 | switch (reg) { | |
125 | case NAU8810_REG_RESET ... NAU8810_REG_SMPLR: | |
126 | case NAU8810_REG_DAC ... NAU8810_REG_DACGAIN: | |
127 | case NAU8810_REG_ADC ... NAU8810_REG_ADCGAIN: | |
128 | case NAU8810_REG_EQ1 ... NAU8810_REG_EQ5: | |
129 | case NAU8810_REG_DACLIM1 ... NAU8810_REG_DACLIM2: | |
130 | case NAU8810_REG_NOTCH1 ... NAU8810_REG_NOTCH4: | |
131 | case NAU8810_REG_ALC1 ... NAU8810_REG_ATTEN: | |
132 | case NAU8810_REG_INPUT_SIGNAL ... NAU8810_REG_PGAGAIN: | |
133 | case NAU8810_REG_ADCBOOST: | |
134 | case NAU8810_REG_OUTPUT ... NAU8810_REG_SPKMIX: | |
135 | case NAU8810_REG_SPKGAIN: | |
136 | case NAU8810_REG_MONOMIX: | |
137 | case NAU8810_REG_POWER4 ... NAU8810_REG_TSLOTCTL2: | |
138 | case NAU8810_REG_OUTCTL ... NAU8810_REG_ALC1ENHAN2: | |
139 | case NAU8810_REG_MISCCTL: | |
140 | case NAU8810_REG_OUTTIEOFF ... NAU8810_REG_OUTTIEOFFMAN: | |
141 | return true; | |
142 | default: | |
143 | return false; | |
144 | } | |
145 | } | |
146 | ||
147 | static bool nau8810_volatile_reg(struct device *dev, unsigned int reg) | |
148 | { | |
149 | switch (reg) { | |
150 | case NAU8810_REG_RESET: | |
151 | case NAU8810_REG_DEVICE_REVID ... NAU8810_REG_RESERVE: | |
152 | return true; | |
153 | default: | |
154 | return false; | |
155 | } | |
156 | } | |
157 | ||
158 | /* The EQ parameters get function is to get the 5 band equalizer control. | |
159 | * The regmap raw read can't work here because regmap doesn't provide | |
160 | * value format for value width of 9 bits. Therefore, the driver reads data | |
161 | * from cache and makes value format according to the endianness of | |
162 | * bytes type control element. | |
163 | */ | |
164 | static int nau8810_eq_get(struct snd_kcontrol *kcontrol, | |
165 | struct snd_ctl_elem_value *ucontrol) | |
166 | { | |
61cf1c47 KM |
167 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
168 | struct nau8810 *nau8810 = snd_soc_component_get_drvdata(component); | |
b6970b48 JH |
169 | struct soc_bytes_ext *params = (void *)kcontrol->private_value; |
170 | int i, reg, reg_val; | |
171 | u16 *val; | |
172 | ||
173 | val = (u16 *)ucontrol->value.bytes.data; | |
174 | reg = NAU8810_REG_EQ1; | |
175 | for (i = 0; i < params->max / sizeof(u16); i++) { | |
176 | regmap_read(nau8810->regmap, reg + i, ®_val); | |
177 | /* conversion of 16-bit integers between native CPU format | |
178 | * and big endian format | |
179 | */ | |
180 | reg_val = cpu_to_be16(reg_val); | |
181 | memcpy(val + i, ®_val, sizeof(reg_val)); | |
182 | } | |
183 | ||
184 | return 0; | |
185 | } | |
186 | ||
187 | /* The EQ parameters put function is to make configuration of 5 band equalizer | |
188 | * control. These configuration includes central frequency, equalizer gain, | |
189 | * cut-off frequency, bandwidth control, and equalizer path. | |
190 | * The regmap raw write can't work here because regmap doesn't provide | |
191 | * register and value format for register with address 7 bits and value 9 bits. | |
192 | * Therefore, the driver makes value format according to the endianness of | |
193 | * bytes type control element and writes data to codec. | |
194 | */ | |
195 | static int nau8810_eq_put(struct snd_kcontrol *kcontrol, | |
196 | struct snd_ctl_elem_value *ucontrol) | |
197 | { | |
61cf1c47 KM |
198 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
199 | struct nau8810 *nau8810 = snd_soc_component_get_drvdata(component); | |
b6970b48 JH |
200 | struct soc_bytes_ext *params = (void *)kcontrol->private_value; |
201 | void *data; | |
202 | u16 *val, value; | |
203 | int i, reg, ret; | |
204 | ||
205 | data = kmemdup(ucontrol->value.bytes.data, | |
206 | params->max, GFP_KERNEL | GFP_DMA); | |
207 | if (!data) | |
208 | return -ENOMEM; | |
209 | ||
210 | val = (u16 *)data; | |
211 | reg = NAU8810_REG_EQ1; | |
212 | for (i = 0; i < params->max / sizeof(u16); i++) { | |
213 | /* conversion of 16-bit integers between native CPU format | |
214 | * and big endian format | |
215 | */ | |
216 | value = be16_to_cpu(*(val + i)); | |
217 | ret = regmap_write(nau8810->regmap, reg + i, value); | |
218 | if (ret) { | |
61cf1c47 | 219 | dev_err(component->dev, "EQ configuration fail, register: %x ret: %d\n", |
b6970b48 | 220 | reg + i, ret); |
ec103964 | 221 | kfree(data); |
b6970b48 JH |
222 | return ret; |
223 | } | |
224 | } | |
225 | kfree(data); | |
226 | ||
227 | return 0; | |
228 | } | |
229 | ||
230 | static const char * const nau8810_companding[] = { | |
231 | "Off", "NC", "u-law", "A-law" }; | |
232 | ||
233 | static const struct soc_enum nau8810_companding_adc_enum = | |
234 | SOC_ENUM_SINGLE(NAU8810_REG_COMP, NAU8810_ADCCM_SFT, | |
235 | ARRAY_SIZE(nau8810_companding), nau8810_companding); | |
236 | ||
237 | static const struct soc_enum nau8810_companding_dac_enum = | |
238 | SOC_ENUM_SINGLE(NAU8810_REG_COMP, NAU8810_DACCM_SFT, | |
239 | ARRAY_SIZE(nau8810_companding), nau8810_companding); | |
240 | ||
241 | static const char * const nau8810_deemp[] = { | |
242 | "None", "32kHz", "44.1kHz", "48kHz" }; | |
243 | ||
244 | static const struct soc_enum nau8810_deemp_enum = | |
245 | SOC_ENUM_SINGLE(NAU8810_REG_DAC, NAU8810_DEEMP_SFT, | |
246 | ARRAY_SIZE(nau8810_deemp), nau8810_deemp); | |
247 | ||
248 | static const char * const nau8810_eqmode[] = {"Capture", "Playback" }; | |
249 | ||
250 | static const struct soc_enum nau8810_eqmode_enum = | |
251 | SOC_ENUM_SINGLE(NAU8810_REG_EQ1, NAU8810_EQM_SFT, | |
252 | ARRAY_SIZE(nau8810_eqmode), nau8810_eqmode); | |
253 | ||
254 | static const char * const nau8810_alc[] = {"Normal", "Limiter" }; | |
255 | ||
256 | static const struct soc_enum nau8810_alc_enum = | |
257 | SOC_ENUM_SINGLE(NAU8810_REG_ALC3, NAU8810_ALCM_SFT, | |
258 | ARRAY_SIZE(nau8810_alc), nau8810_alc); | |
259 | ||
260 | static const DECLARE_TLV_DB_SCALE(digital_tlv, -12750, 50, 1); | |
261 | static const DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0); | |
262 | static const DECLARE_TLV_DB_SCALE(inpga_tlv, -1200, 75, 0); | |
263 | static const DECLARE_TLV_DB_SCALE(spk_tlv, -5700, 100, 0); | |
264 | ||
265 | static const struct snd_kcontrol_new nau8810_snd_controls[] = { | |
266 | SOC_ENUM("ADC Companding", nau8810_companding_adc_enum), | |
267 | SOC_ENUM("DAC Companding", nau8810_companding_dac_enum), | |
268 | SOC_ENUM("DAC De-emphasis", nau8810_deemp_enum), | |
269 | ||
270 | SOC_ENUM("EQ Function", nau8810_eqmode_enum), | |
271 | SND_SOC_BYTES_EXT("EQ Parameters", 10, | |
272 | nau8810_eq_get, nau8810_eq_put), | |
273 | ||
274 | SOC_SINGLE("DAC Inversion Switch", NAU8810_REG_DAC, | |
275 | NAU8810_DACPL_SFT, 1, 0), | |
276 | SOC_SINGLE_TLV("Playback Volume", NAU8810_REG_DACGAIN, | |
277 | NAU8810_DACGAIN_SFT, 0xff, 0, digital_tlv), | |
278 | ||
279 | SOC_SINGLE("High Pass Filter Switch", NAU8810_REG_ADC, | |
280 | NAU8810_HPFEN_SFT, 1, 0), | |
281 | SOC_SINGLE("High Pass Cut Off", NAU8810_REG_ADC, | |
282 | NAU8810_HPF_SFT, 0x7, 0), | |
283 | ||
284 | SOC_SINGLE("ADC Inversion Switch", NAU8810_REG_ADC, | |
285 | NAU8810_ADCPL_SFT, 1, 0), | |
286 | SOC_SINGLE_TLV("Capture Volume", NAU8810_REG_ADCGAIN, | |
287 | NAU8810_ADCGAIN_SFT, 0xff, 0, digital_tlv), | |
288 | ||
289 | SOC_SINGLE_TLV("EQ1 Volume", NAU8810_REG_EQ1, | |
290 | NAU8810_EQ1GC_SFT, 0x18, 1, eq_tlv), | |
291 | SOC_SINGLE_TLV("EQ2 Volume", NAU8810_REG_EQ2, | |
292 | NAU8810_EQ2GC_SFT, 0x18, 1, eq_tlv), | |
293 | SOC_SINGLE_TLV("EQ3 Volume", NAU8810_REG_EQ3, | |
294 | NAU8810_EQ3GC_SFT, 0x18, 1, eq_tlv), | |
295 | SOC_SINGLE_TLV("EQ4 Volume", NAU8810_REG_EQ4, | |
296 | NAU8810_EQ4GC_SFT, 0x18, 1, eq_tlv), | |
297 | SOC_SINGLE_TLV("EQ5 Volume", NAU8810_REG_EQ5, | |
298 | NAU8810_EQ5GC_SFT, 0x18, 1, eq_tlv), | |
299 | ||
300 | SOC_SINGLE("DAC Limiter Switch", NAU8810_REG_DACLIM1, | |
301 | NAU8810_DACLIMEN_SFT, 1, 0), | |
302 | SOC_SINGLE("DAC Limiter Decay", NAU8810_REG_DACLIM1, | |
303 | NAU8810_DACLIMDCY_SFT, 0xf, 0), | |
304 | SOC_SINGLE("DAC Limiter Attack", NAU8810_REG_DACLIM1, | |
305 | NAU8810_DACLIMATK_SFT, 0xf, 0), | |
306 | SOC_SINGLE("DAC Limiter Threshold", NAU8810_REG_DACLIM2, | |
307 | NAU8810_DACLIMTHL_SFT, 0x7, 0), | |
308 | SOC_SINGLE("DAC Limiter Boost", NAU8810_REG_DACLIM2, | |
309 | NAU8810_DACLIMBST_SFT, 0xf, 0), | |
310 | ||
311 | SOC_ENUM("ALC Mode", nau8810_alc_enum), | |
312 | SOC_SINGLE("ALC Enable Switch", NAU8810_REG_ALC1, | |
313 | NAU8810_ALCEN_SFT, 1, 0), | |
314 | SOC_SINGLE("ALC Max Volume", NAU8810_REG_ALC1, | |
315 | NAU8810_ALCMXGAIN_SFT, 0x7, 0), | |
316 | SOC_SINGLE("ALC Min Volume", NAU8810_REG_ALC1, | |
317 | NAU8810_ALCMINGAIN_SFT, 0x7, 0), | |
318 | SOC_SINGLE("ALC ZC Switch", NAU8810_REG_ALC2, | |
319 | NAU8810_ALCZC_SFT, 1, 0), | |
320 | SOC_SINGLE("ALC Hold", NAU8810_REG_ALC2, | |
321 | NAU8810_ALCHT_SFT, 0xf, 0), | |
322 | SOC_SINGLE("ALC Target", NAU8810_REG_ALC2, | |
323 | NAU8810_ALCSL_SFT, 0xf, 0), | |
324 | SOC_SINGLE("ALC Decay", NAU8810_REG_ALC3, | |
325 | NAU8810_ALCDCY_SFT, 0xf, 0), | |
326 | SOC_SINGLE("ALC Attack", NAU8810_REG_ALC3, | |
327 | NAU8810_ALCATK_SFT, 0xf, 0), | |
328 | SOC_SINGLE("ALC Noise Gate Switch", NAU8810_REG_NOISEGATE, | |
329 | NAU8810_ALCNEN_SFT, 1, 0), | |
330 | SOC_SINGLE("ALC Noise Gate Threshold", NAU8810_REG_NOISEGATE, | |
331 | NAU8810_ALCNTH_SFT, 0x7, 0), | |
332 | ||
333 | SOC_SINGLE("PGA ZC Switch", NAU8810_REG_PGAGAIN, | |
334 | NAU8810_PGAZC_SFT, 1, 0), | |
335 | SOC_SINGLE_TLV("PGA Volume", NAU8810_REG_PGAGAIN, | |
336 | NAU8810_PGAGAIN_SFT, 0x3f, 0, inpga_tlv), | |
337 | ||
338 | SOC_SINGLE("Speaker ZC Switch", NAU8810_REG_SPKGAIN, | |
339 | NAU8810_SPKZC_SFT, 1, 0), | |
340 | SOC_SINGLE("Speaker Mute Switch", NAU8810_REG_SPKGAIN, | |
341 | NAU8810_SPKMT_SFT, 1, 0), | |
342 | SOC_SINGLE_TLV("Speaker Volume", NAU8810_REG_SPKGAIN, | |
343 | NAU8810_SPKGAIN_SFT, 0x3f, 0, spk_tlv), | |
344 | ||
345 | SOC_SINGLE("Capture Boost(+20dB)", NAU8810_REG_ADCBOOST, | |
346 | NAU8810_PGABST_SFT, 1, 0), | |
347 | SOC_SINGLE("Mono Mute Switch", NAU8810_REG_MONOMIX, | |
348 | NAU8810_MOUTMXMT_SFT, 1, 0), | |
349 | ||
350 | SOC_SINGLE("DAC Oversampling Rate(128x) Switch", NAU8810_REG_DAC, | |
351 | NAU8810_DACOS_SFT, 1, 0), | |
352 | SOC_SINGLE("ADC Oversampling Rate(128x) Switch", NAU8810_REG_ADC, | |
353 | NAU8810_ADCOS_SFT, 1, 0), | |
354 | }; | |
355 | ||
356 | /* Speaker Output Mixer */ | |
357 | static const struct snd_kcontrol_new nau8810_speaker_mixer_controls[] = { | |
77be181e SL |
358 | SOC_DAPM_SINGLE("AUX Bypass Switch", NAU8810_REG_SPKMIX, |
359 | NAU8810_AUXSPK_SFT, 1, 0), | |
b6970b48 JH |
360 | SOC_DAPM_SINGLE("Line Bypass Switch", NAU8810_REG_SPKMIX, |
361 | NAU8810_BYPSPK_SFT, 1, 0), | |
362 | SOC_DAPM_SINGLE("PCM Playback Switch", NAU8810_REG_SPKMIX, | |
363 | NAU8810_DACSPK_SFT, 1, 0), | |
364 | }; | |
365 | ||
366 | /* Mono Output Mixer */ | |
367 | static const struct snd_kcontrol_new nau8810_mono_mixer_controls[] = { | |
77be181e SL |
368 | SOC_DAPM_SINGLE("AUX Bypass Switch", NAU8810_REG_MONOMIX, |
369 | NAU8810_AUXMOUT_SFT, 1, 0), | |
b6970b48 JH |
370 | SOC_DAPM_SINGLE("Line Bypass Switch", NAU8810_REG_MONOMIX, |
371 | NAU8810_BYPMOUT_SFT, 1, 0), | |
372 | SOC_DAPM_SINGLE("PCM Playback Switch", NAU8810_REG_MONOMIX, | |
373 | NAU8810_DACMOUT_SFT, 1, 0), | |
374 | }; | |
375 | ||
376 | /* PGA Mute */ | |
a7ea9385 | 377 | static const struct snd_kcontrol_new nau8810_pgaboost_mixer_controls[] = { |
77be181e SL |
378 | SOC_DAPM_SINGLE("AUX PGA Switch", NAU8810_REG_ADCBOOST, |
379 | NAU8810_AUXBSTGAIN_SFT, 0x7, 0), | |
b6970b48 | 380 | SOC_DAPM_SINGLE("PGA Mute Switch", NAU8810_REG_PGAGAIN, |
a7ea9385 JH |
381 | NAU8810_PGAMT_SFT, 1, 1), |
382 | SOC_DAPM_SINGLE("PMIC PGA Switch", NAU8810_REG_ADCBOOST, | |
383 | NAU8810_PMICBSTGAIN_SFT, 0x7, 0), | |
b6970b48 JH |
384 | }; |
385 | ||
386 | /* Input PGA */ | |
387 | static const struct snd_kcontrol_new nau8810_inpga[] = { | |
77be181e SL |
388 | SOC_DAPM_SINGLE("AUX Switch", NAU8810_REG_INPUT_SIGNAL, |
389 | NAU8810_AUXPGA_SFT, 1, 0), | |
b6970b48 JH |
390 | SOC_DAPM_SINGLE("MicN Switch", NAU8810_REG_INPUT_SIGNAL, |
391 | NAU8810_NMICPGA_SFT, 1, 0), | |
392 | SOC_DAPM_SINGLE("MicP Switch", NAU8810_REG_INPUT_SIGNAL, | |
393 | NAU8810_PMICPGA_SFT, 1, 0), | |
394 | }; | |
395 | ||
b6970b48 | 396 | /* Loopback Switch */ |
78822e36 | 397 | static const struct snd_kcontrol_new nau8810_loopback = |
b6970b48 | 398 | SOC_DAPM_SINGLE("Switch", NAU8810_REG_COMP, |
78822e36 | 399 | NAU8810_ADDAP_SFT, 1, 0); |
b6970b48 JH |
400 | |
401 | static int check_mclk_select_pll(struct snd_soc_dapm_widget *source, | |
402 | struct snd_soc_dapm_widget *sink) | |
403 | { | |
61cf1c47 KM |
404 | struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm); |
405 | struct nau8810 *nau8810 = snd_soc_component_get_drvdata(component); | |
b6970b48 JH |
406 | unsigned int value; |
407 | ||
408 | regmap_read(nau8810->regmap, NAU8810_REG_CLOCK, &value); | |
409 | return (value & NAU8810_CLKM_MASK); | |
410 | } | |
411 | ||
77be181e SL |
412 | static int check_mic_enabled(struct snd_soc_dapm_widget *source, |
413 | struct snd_soc_dapm_widget *sink) | |
414 | { | |
415 | struct snd_soc_component *component = | |
416 | snd_soc_dapm_to_component(source->dapm); | |
417 | struct nau8810 *nau8810 = snd_soc_component_get_drvdata(component); | |
418 | unsigned int value; | |
419 | ||
420 | regmap_read(nau8810->regmap, NAU8810_REG_INPUT_SIGNAL, &value); | |
421 | if (value & NAU8810_PMICPGA_EN || value & NAU8810_NMICPGA_EN) | |
422 | return 1; | |
423 | regmap_read(nau8810->regmap, NAU8810_REG_ADCBOOST, &value); | |
424 | if (value & NAU8810_PMICBSTGAIN_MASK) | |
425 | return 1; | |
426 | return 0; | |
427 | } | |
428 | ||
b6970b48 JH |
429 | static const struct snd_soc_dapm_widget nau8810_dapm_widgets[] = { |
430 | SND_SOC_DAPM_MIXER("Speaker Mixer", NAU8810_REG_POWER3, | |
431 | NAU8810_SPKMX_EN_SFT, 0, &nau8810_speaker_mixer_controls[0], | |
432 | ARRAY_SIZE(nau8810_speaker_mixer_controls)), | |
433 | SND_SOC_DAPM_MIXER("Mono Mixer", NAU8810_REG_POWER3, | |
434 | NAU8810_MOUTMX_EN_SFT, 0, &nau8810_mono_mixer_controls[0], | |
435 | ARRAY_SIZE(nau8810_mono_mixer_controls)), | |
54d1cf78 | 436 | SND_SOC_DAPM_DAC("DAC", "Playback", NAU8810_REG_POWER3, |
b6970b48 | 437 | NAU8810_DAC_EN_SFT, 0), |
54d1cf78 | 438 | SND_SOC_DAPM_ADC("ADC", "Capture", NAU8810_REG_POWER2, |
b6970b48 JH |
439 | NAU8810_ADC_EN_SFT, 0), |
440 | SND_SOC_DAPM_PGA("SpkN Out", NAU8810_REG_POWER3, | |
441 | NAU8810_NSPK_EN_SFT, 0, NULL, 0), | |
442 | SND_SOC_DAPM_PGA("SpkP Out", NAU8810_REG_POWER3, | |
443 | NAU8810_PSPK_EN_SFT, 0, NULL, 0), | |
444 | SND_SOC_DAPM_PGA("Mono Out", NAU8810_REG_POWER3, | |
445 | NAU8810_MOUT_EN_SFT, 0, NULL, 0), | |
446 | ||
447 | SND_SOC_DAPM_MIXER("Input PGA", NAU8810_REG_POWER2, | |
448 | NAU8810_PGA_EN_SFT, 0, nau8810_inpga, | |
449 | ARRAY_SIZE(nau8810_inpga)), | |
450 | SND_SOC_DAPM_MIXER("Input Boost Stage", NAU8810_REG_POWER2, | |
a7ea9385 JH |
451 | NAU8810_BST_EN_SFT, 0, nau8810_pgaboost_mixer_controls, |
452 | ARRAY_SIZE(nau8810_pgaboost_mixer_controls)), | |
77be181e SL |
453 | SND_SOC_DAPM_PGA("AUX Input", NAU8810_REG_POWER1, |
454 | NAU8810_AUX_EN_SFT, 0, NULL, 0), | |
b6970b48 JH |
455 | |
456 | SND_SOC_DAPM_SUPPLY("Mic Bias", NAU8810_REG_POWER1, | |
457 | NAU8810_MICBIAS_EN_SFT, 0, NULL, 0), | |
458 | SND_SOC_DAPM_SUPPLY("PLL", NAU8810_REG_POWER1, | |
459 | NAU8810_PLL_EN_SFT, 0, NULL, 0), | |
460 | ||
461 | SND_SOC_DAPM_SWITCH("Digital Loopback", SND_SOC_NOPM, 0, 0, | |
462 | &nau8810_loopback), | |
463 | ||
77be181e | 464 | SND_SOC_DAPM_INPUT("AUX"), |
b6970b48 JH |
465 | SND_SOC_DAPM_INPUT("MICN"), |
466 | SND_SOC_DAPM_INPUT("MICP"), | |
467 | SND_SOC_DAPM_OUTPUT("MONOOUT"), | |
468 | SND_SOC_DAPM_OUTPUT("SPKOUTP"), | |
469 | SND_SOC_DAPM_OUTPUT("SPKOUTN"), | |
470 | }; | |
471 | ||
472 | static const struct snd_soc_dapm_route nau8810_dapm_routes[] = { | |
473 | {"DAC", NULL, "PLL", check_mclk_select_pll}, | |
474 | ||
475 | /* Mono output mixer */ | |
77be181e | 476 | {"Mono Mixer", "AUX Bypass Switch", "AUX Input"}, |
b6970b48 JH |
477 | {"Mono Mixer", "PCM Playback Switch", "DAC"}, |
478 | {"Mono Mixer", "Line Bypass Switch", "Input Boost Stage"}, | |
479 | ||
480 | /* Speaker output mixer */ | |
77be181e | 481 | {"Speaker Mixer", "AUX Bypass Switch", "AUX Input"}, |
b6970b48 JH |
482 | {"Speaker Mixer", "PCM Playback Switch", "DAC"}, |
483 | {"Speaker Mixer", "Line Bypass Switch", "Input Boost Stage"}, | |
484 | ||
485 | /* Outputs */ | |
486 | {"Mono Out", NULL, "Mono Mixer"}, | |
487 | {"MONOOUT", NULL, "Mono Out"}, | |
488 | {"SpkN Out", NULL, "Speaker Mixer"}, | |
489 | {"SpkP Out", NULL, "Speaker Mixer"}, | |
490 | {"SPKOUTN", NULL, "SpkN Out"}, | |
491 | {"SPKOUTP", NULL, "SpkP Out"}, | |
492 | ||
493 | /* Input Boost Stage */ | |
494 | {"ADC", NULL, "Input Boost Stage"}, | |
495 | {"ADC", NULL, "PLL", check_mclk_select_pll}, | |
77be181e | 496 | {"Input Boost Stage", "AUX PGA Switch", "AUX Input"}, |
a7ea9385 JH |
497 | {"Input Boost Stage", "PGA Mute Switch", "Input PGA"}, |
498 | {"Input Boost Stage", "PMIC PGA Switch", "MICP"}, | |
b6970b48 JH |
499 | |
500 | /* Input PGA */ | |
77be181e SL |
501 | {"Input PGA", NULL, "Mic Bias", check_mic_enabled}, |
502 | {"Input PGA", "AUX Switch", "AUX Input"}, | |
b6970b48 JH |
503 | {"Input PGA", "MicN Switch", "MICN"}, |
504 | {"Input PGA", "MicP Switch", "MICP"}, | |
77be181e | 505 | {"AUX Input", NULL, "AUX"}, |
b6970b48 JH |
506 | |
507 | /* Digital Looptack */ | |
508 | {"Digital Loopback", "Switch", "ADC"}, | |
509 | {"DAC", NULL, "Digital Loopback"}, | |
510 | }; | |
511 | ||
512 | static int nau8810_set_sysclk(struct snd_soc_dai *dai, | |
513 | int clk_id, unsigned int freq, int dir) | |
514 | { | |
61cf1c47 KM |
515 | struct snd_soc_component *component = dai->component; |
516 | struct nau8810 *nau8810 = snd_soc_component_get_drvdata(component); | |
b6970b48 JH |
517 | |
518 | nau8810->clk_id = clk_id; | |
519 | nau8810->sysclk = freq; | |
520 | dev_dbg(nau8810->dev, "master sysclk %dHz, source %s\n", | |
521 | freq, clk_id == NAU8810_SCLK_PLL ? "PLL" : "MCLK"); | |
522 | ||
523 | return 0; | |
524 | } | |
525 | ||
709a9b8a | 526 | static int nau8810_calc_pll(unsigned int pll_in, |
b6970b48 JH |
527 | unsigned int fs, struct nau8810_pll *pll_param) |
528 | { | |
529 | u64 f2, f2_max, pll_ratio; | |
530 | int i, scal_sel; | |
531 | ||
532 | if (pll_in > NAU_PLL_REF_MAX || pll_in < NAU_PLL_REF_MIN) | |
533 | return -EINVAL; | |
534 | ||
535 | f2_max = 0; | |
536 | scal_sel = ARRAY_SIZE(nau8810_mclk_scaler); | |
537 | for (i = 0; i < ARRAY_SIZE(nau8810_mclk_scaler); i++) { | |
3a9ce0f1 JH |
538 | f2 = 256ULL * fs * 4 * nau8810_mclk_scaler[i]; |
539 | f2 = div_u64(f2, 10); | |
b6970b48 JH |
540 | if (f2 > NAU_PLL_FREQ_MIN && f2 < NAU_PLL_FREQ_MAX && |
541 | f2_max < f2) { | |
542 | f2_max = f2; | |
543 | scal_sel = i; | |
544 | } | |
545 | } | |
546 | if (ARRAY_SIZE(nau8810_mclk_scaler) == scal_sel) | |
547 | return -EINVAL; | |
548 | pll_param->mclk_scaler = scal_sel; | |
549 | f2 = f2_max; | |
550 | ||
551 | /* Calculate the PLL 4-bit integer input and the PLL 24-bit fractional | |
552 | * input; round up the 24+4bit. | |
553 | */ | |
554 | pll_ratio = div_u64(f2 << 28, pll_in); | |
555 | pll_param->pre_factor = 0; | |
556 | if (((pll_ratio >> 28) & 0xF) < NAU_PLL_OPTOP_MIN) { | |
557 | pll_ratio <<= 1; | |
558 | pll_param->pre_factor = 1; | |
559 | } | |
560 | pll_param->pll_int = (pll_ratio >> 28) & 0xF; | |
561 | pll_param->pll_frac = ((pll_ratio & 0xFFFFFFF) >> 4); | |
562 | ||
563 | return 0; | |
564 | } | |
565 | ||
566 | static int nau8810_set_pll(struct snd_soc_dai *codec_dai, int pll_id, | |
567 | int source, unsigned int freq_in, unsigned int freq_out) | |
568 | { | |
61cf1c47 KM |
569 | struct snd_soc_component *component = codec_dai->component; |
570 | struct nau8810 *nau8810 = snd_soc_component_get_drvdata(component); | |
b6970b48 JH |
571 | struct regmap *map = nau8810->regmap; |
572 | struct nau8810_pll *pll_param = &nau8810->pll; | |
573 | int ret, fs; | |
574 | ||
575 | fs = freq_out / 256; | |
709a9b8a | 576 | ret = nau8810_calc_pll(freq_in, fs, pll_param); |
b6970b48 JH |
577 | if (ret < 0) { |
578 | dev_err(nau8810->dev, "Unsupported input clock %d\n", freq_in); | |
579 | return ret; | |
580 | } | |
581 | dev_info(nau8810->dev, "pll_int=%x pll_frac=%x mclk_scaler=%x pre_factor=%x\n", | |
582 | pll_param->pll_int, pll_param->pll_frac, pll_param->mclk_scaler, | |
583 | pll_param->pre_factor); | |
584 | ||
585 | regmap_update_bits(map, NAU8810_REG_PLLN, | |
586 | NAU8810_PLLMCLK_DIV2 | NAU8810_PLLN_MASK, | |
587 | (pll_param->pre_factor ? NAU8810_PLLMCLK_DIV2 : 0) | | |
588 | pll_param->pll_int); | |
589 | regmap_write(map, NAU8810_REG_PLLK1, | |
590 | (pll_param->pll_frac >> NAU8810_PLLK1_SFT) & | |
591 | NAU8810_PLLK1_MASK); | |
592 | regmap_write(map, NAU8810_REG_PLLK2, | |
593 | (pll_param->pll_frac >> NAU8810_PLLK2_SFT) & | |
594 | NAU8810_PLLK2_MASK); | |
595 | regmap_write(map, NAU8810_REG_PLLK3, | |
596 | pll_param->pll_frac & NAU8810_PLLK3_MASK); | |
597 | regmap_update_bits(map, NAU8810_REG_CLOCK, NAU8810_MCLKSEL_MASK, | |
598 | pll_param->mclk_scaler << NAU8810_MCLKSEL_SFT); | |
599 | regmap_update_bits(map, NAU8810_REG_CLOCK, | |
600 | NAU8810_CLKM_MASK, NAU8810_CLKM_PLL); | |
601 | ||
602 | return 0; | |
603 | } | |
604 | ||
605 | static int nau8810_set_dai_fmt(struct snd_soc_dai *codec_dai, | |
606 | unsigned int fmt) | |
607 | { | |
61cf1c47 KM |
608 | struct snd_soc_component *component = codec_dai->component; |
609 | struct nau8810 *nau8810 = snd_soc_component_get_drvdata(component); | |
b6970b48 JH |
610 | u16 ctrl1_val = 0, ctrl2_val = 0; |
611 | ||
612 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { | |
613 | case SND_SOC_DAIFMT_CBM_CFM: | |
614 | ctrl2_val |= NAU8810_CLKIO_MASTER; | |
615 | break; | |
616 | case SND_SOC_DAIFMT_CBS_CFS: | |
617 | break; | |
618 | default: | |
619 | return -EINVAL; | |
620 | } | |
621 | ||
622 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
623 | case SND_SOC_DAIFMT_I2S: | |
624 | ctrl1_val |= NAU8810_AIFMT_I2S; | |
625 | break; | |
626 | case SND_SOC_DAIFMT_RIGHT_J: | |
627 | break; | |
628 | case SND_SOC_DAIFMT_LEFT_J: | |
629 | ctrl1_val |= NAU8810_AIFMT_LEFT; | |
630 | break; | |
631 | case SND_SOC_DAIFMT_DSP_A: | |
632 | ctrl1_val |= NAU8810_AIFMT_PCM_A; | |
633 | break; | |
634 | default: | |
635 | return -EINVAL; | |
636 | } | |
637 | ||
638 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
639 | case SND_SOC_DAIFMT_NB_NF: | |
640 | break; | |
641 | case SND_SOC_DAIFMT_IB_IF: | |
642 | ctrl1_val |= NAU8810_BCLKP_IB | NAU8810_FSP_IF; | |
643 | break; | |
644 | case SND_SOC_DAIFMT_IB_NF: | |
645 | ctrl1_val |= NAU8810_BCLKP_IB; | |
646 | break; | |
647 | case SND_SOC_DAIFMT_NB_IF: | |
648 | ctrl1_val |= NAU8810_FSP_IF; | |
649 | break; | |
650 | default: | |
651 | return -EINVAL; | |
652 | } | |
653 | ||
654 | regmap_update_bits(nau8810->regmap, NAU8810_REG_IFACE, | |
655 | NAU8810_AIFMT_MASK | NAU8810_FSP_IF | | |
656 | NAU8810_BCLKP_IB, ctrl1_val); | |
657 | regmap_update_bits(nau8810->regmap, NAU8810_REG_CLOCK, | |
658 | NAU8810_CLKIO_MASK, ctrl2_val); | |
659 | ||
660 | return 0; | |
661 | } | |
662 | ||
663 | static int nau8810_mclk_clkdiv(struct nau8810 *nau8810, int rate) | |
664 | { | |
665 | int i, sclk, imclk = rate * 256, div = 0; | |
666 | ||
667 | if (!nau8810->sysclk) { | |
668 | dev_err(nau8810->dev, "Make mclk div configuration fail because of invalid system clock\n"); | |
669 | return -EINVAL; | |
670 | } | |
671 | ||
672 | /* Configure the master clock prescaler div to make system | |
673 | * clock to approximate the internal master clock (IMCLK); | |
674 | * and large or equal to IMCLK. | |
675 | */ | |
676 | for (i = 1; i < ARRAY_SIZE(nau8810_mclk_scaler); i++) { | |
677 | sclk = (nau8810->sysclk * 10) / | |
678 | nau8810_mclk_scaler[i]; | |
679 | if (sclk < imclk) | |
680 | break; | |
681 | div = i; | |
682 | } | |
683 | dev_dbg(nau8810->dev, | |
684 | "master clock prescaler %x for fs %d\n", div, rate); | |
685 | ||
686 | /* master clock from MCLK and disable PLL */ | |
687 | regmap_update_bits(nau8810->regmap, NAU8810_REG_CLOCK, | |
688 | NAU8810_MCLKSEL_MASK, (div << NAU8810_MCLKSEL_SFT)); | |
689 | regmap_update_bits(nau8810->regmap, NAU8810_REG_CLOCK, | |
690 | NAU8810_CLKM_MASK, NAU8810_CLKM_MCLK); | |
691 | ||
692 | return 0; | |
693 | } | |
694 | ||
695 | static int nau8810_pcm_hw_params(struct snd_pcm_substream *substream, | |
696 | struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) | |
697 | { | |
61cf1c47 KM |
698 | struct snd_soc_component *component = dai->component; |
699 | struct nau8810 *nau8810 = snd_soc_component_get_drvdata(component); | |
b6970b48 | 700 | int val_len = 0, val_rate = 0, ret = 0; |
20b83421 JH |
701 | unsigned int ctrl_val, bclk_fs, bclk_div; |
702 | ||
703 | /* Select BCLK configuration if the codec as master. */ | |
704 | regmap_read(nau8810->regmap, NAU8810_REG_CLOCK, &ctrl_val); | |
705 | if (ctrl_val & NAU8810_CLKIO_MASTER) { | |
706 | /* get the bclk and fs ratio */ | |
707 | bclk_fs = snd_soc_params_to_bclk(params) / params_rate(params); | |
708 | if (bclk_fs <= 32) | |
709 | bclk_div = NAU8810_BCLKDIV_8; | |
710 | else if (bclk_fs <= 64) | |
711 | bclk_div = NAU8810_BCLKDIV_4; | |
712 | else if (bclk_fs <= 128) | |
713 | bclk_div = NAU8810_BCLKDIV_2; | |
714 | else | |
715 | return -EINVAL; | |
716 | regmap_update_bits(nau8810->regmap, NAU8810_REG_CLOCK, | |
717 | NAU8810_BCLKSEL_MASK, bclk_div); | |
718 | } | |
b6970b48 JH |
719 | |
720 | switch (params_width(params)) { | |
721 | case 16: | |
722 | break; | |
723 | case 20: | |
724 | val_len |= NAU8810_WLEN_20; | |
725 | break; | |
726 | case 24: | |
727 | val_len |= NAU8810_WLEN_24; | |
728 | break; | |
729 | case 32: | |
730 | val_len |= NAU8810_WLEN_32; | |
731 | break; | |
732 | } | |
733 | ||
734 | switch (params_rate(params)) { | |
735 | case 8000: | |
736 | val_rate |= NAU8810_SMPLR_8K; | |
737 | break; | |
738 | case 11025: | |
739 | val_rate |= NAU8810_SMPLR_12K; | |
740 | break; | |
741 | case 16000: | |
742 | val_rate |= NAU8810_SMPLR_16K; | |
743 | break; | |
744 | case 22050: | |
745 | val_rate |= NAU8810_SMPLR_24K; | |
746 | break; | |
747 | case 32000: | |
748 | val_rate |= NAU8810_SMPLR_32K; | |
749 | break; | |
750 | case 44100: | |
751 | case 48000: | |
752 | break; | |
753 | } | |
754 | ||
755 | regmap_update_bits(nau8810->regmap, NAU8810_REG_IFACE, | |
756 | NAU8810_WLEN_MASK, val_len); | |
757 | regmap_update_bits(nau8810->regmap, NAU8810_REG_SMPLR, | |
758 | NAU8810_SMPLR_MASK, val_rate); | |
759 | ||
760 | /* If the master clock is from MCLK, provide the runtime FS for driver | |
761 | * to get the master clock prescaler configuration. | |
762 | */ | |
763 | if (nau8810->clk_id == NAU8810_SCLK_MCLK) { | |
764 | ret = nau8810_mclk_clkdiv(nau8810, params_rate(params)); | |
765 | if (ret < 0) | |
766 | dev_err(nau8810->dev, "MCLK div configuration fail\n"); | |
767 | } | |
768 | ||
769 | return ret; | |
770 | } | |
771 | ||
61cf1c47 | 772 | static int nau8810_set_bias_level(struct snd_soc_component *component, |
b6970b48 JH |
773 | enum snd_soc_bias_level level) |
774 | { | |
61cf1c47 | 775 | struct nau8810 *nau8810 = snd_soc_component_get_drvdata(component); |
b6970b48 JH |
776 | struct regmap *map = nau8810->regmap; |
777 | ||
778 | switch (level) { | |
779 | case SND_SOC_BIAS_ON: | |
780 | case SND_SOC_BIAS_PREPARE: | |
781 | regmap_update_bits(map, NAU8810_REG_POWER1, | |
782 | NAU8810_REFIMP_MASK, NAU8810_REFIMP_80K); | |
783 | break; | |
784 | ||
785 | case SND_SOC_BIAS_STANDBY: | |
786 | regmap_update_bits(map, NAU8810_REG_POWER1, | |
787 | NAU8810_IOBUF_EN | NAU8810_ABIAS_EN, | |
788 | NAU8810_IOBUF_EN | NAU8810_ABIAS_EN); | |
789 | ||
61cf1c47 | 790 | if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) { |
b6970b48 JH |
791 | regcache_sync(map); |
792 | regmap_update_bits(map, NAU8810_REG_POWER1, | |
793 | NAU8810_REFIMP_MASK, NAU8810_REFIMP_3K); | |
794 | mdelay(100); | |
795 | } | |
796 | regmap_update_bits(map, NAU8810_REG_POWER1, | |
797 | NAU8810_REFIMP_MASK, NAU8810_REFIMP_300K); | |
798 | break; | |
799 | ||
800 | case SND_SOC_BIAS_OFF: | |
801 | regmap_write(map, NAU8810_REG_POWER1, 0); | |
802 | regmap_write(map, NAU8810_REG_POWER2, 0); | |
803 | regmap_write(map, NAU8810_REG_POWER3, 0); | |
804 | break; | |
805 | } | |
806 | ||
807 | return 0; | |
808 | } | |
809 | ||
810 | ||
811 | #define NAU8810_RATES (SNDRV_PCM_RATE_8000_48000) | |
812 | ||
813 | #define NAU8810_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ | |
814 | SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) | |
815 | ||
816 | static const struct snd_soc_dai_ops nau8810_ops = { | |
817 | .hw_params = nau8810_pcm_hw_params, | |
818 | .set_fmt = nau8810_set_dai_fmt, | |
819 | .set_sysclk = nau8810_set_sysclk, | |
820 | .set_pll = nau8810_set_pll, | |
821 | }; | |
822 | ||
823 | static struct snd_soc_dai_driver nau8810_dai = { | |
824 | .name = "nau8810-hifi", | |
825 | .playback = { | |
826 | .stream_name = "Playback", | |
827 | .channels_min = 1, | |
828 | .channels_max = 2, /* Only 1 channel of data */ | |
829 | .rates = NAU8810_RATES, | |
830 | .formats = NAU8810_FORMATS, | |
831 | }, | |
832 | .capture = { | |
833 | .stream_name = "Capture", | |
834 | .channels_min = 1, | |
835 | .channels_max = 2, /* Only 1 channel of data */ | |
836 | .rates = NAU8810_RATES, | |
837 | .formats = NAU8810_FORMATS, | |
838 | }, | |
839 | .ops = &nau8810_ops, | |
840 | .symmetric_rates = 1, | |
841 | }; | |
842 | ||
843 | static const struct regmap_config nau8810_regmap_config = { | |
844 | .reg_bits = 7, | |
845 | .val_bits = 9, | |
846 | ||
847 | .max_register = NAU8810_REG_MAX, | |
848 | .readable_reg = nau8810_readable_reg, | |
849 | .writeable_reg = nau8810_writeable_reg, | |
850 | .volatile_reg = nau8810_volatile_reg, | |
851 | ||
852 | .cache_type = REGCACHE_RBTREE, | |
853 | .reg_defaults = nau8810_reg_defaults, | |
854 | .num_reg_defaults = ARRAY_SIZE(nau8810_reg_defaults), | |
855 | }; | |
856 | ||
61cf1c47 KM |
857 | static const struct snd_soc_component_driver nau8810_component_driver = { |
858 | .set_bias_level = nau8810_set_bias_level, | |
859 | .controls = nau8810_snd_controls, | |
860 | .num_controls = ARRAY_SIZE(nau8810_snd_controls), | |
861 | .dapm_widgets = nau8810_dapm_widgets, | |
862 | .num_dapm_widgets = ARRAY_SIZE(nau8810_dapm_widgets), | |
863 | .dapm_routes = nau8810_dapm_routes, | |
864 | .num_dapm_routes = ARRAY_SIZE(nau8810_dapm_routes), | |
865 | .suspend_bias_off = 1, | |
866 | .idle_bias_on = 1, | |
867 | .use_pmdown_time = 1, | |
868 | .endianness = 1, | |
869 | .non_legacy_dai_naming = 1, | |
b6970b48 JH |
870 | }; |
871 | ||
872 | static int nau8810_i2c_probe(struct i2c_client *i2c, | |
873 | const struct i2c_device_id *id) | |
874 | { | |
875 | struct device *dev = &i2c->dev; | |
876 | struct nau8810 *nau8810 = dev_get_platdata(dev); | |
877 | ||
878 | if (!nau8810) { | |
879 | nau8810 = devm_kzalloc(dev, sizeof(*nau8810), GFP_KERNEL); | |
880 | if (!nau8810) | |
881 | return -ENOMEM; | |
882 | } | |
883 | i2c_set_clientdata(i2c, nau8810); | |
884 | ||
885 | nau8810->regmap = devm_regmap_init_i2c(i2c, &nau8810_regmap_config); | |
886 | if (IS_ERR(nau8810->regmap)) | |
887 | return PTR_ERR(nau8810->regmap); | |
888 | nau8810->dev = dev; | |
889 | ||
890 | regmap_write(nau8810->regmap, NAU8810_REG_RESET, 0x00); | |
891 | ||
61cf1c47 KM |
892 | return devm_snd_soc_register_component(dev, |
893 | &nau8810_component_driver, &nau8810_dai, 1); | |
b6970b48 JH |
894 | } |
895 | ||
896 | static const struct i2c_device_id nau8810_i2c_id[] = { | |
897 | { "nau8810", 0 }, | |
2b1878af SL |
898 | { "nau8812", 0 }, |
899 | { "nau8814", 0 }, | |
b6970b48 JH |
900 | { } |
901 | }; | |
902 | MODULE_DEVICE_TABLE(i2c, nau8810_i2c_id); | |
903 | ||
904 | #ifdef CONFIG_OF | |
905 | static const struct of_device_id nau8810_of_match[] = { | |
906 | { .compatible = "nuvoton,nau8810", }, | |
2b1878af SL |
907 | { .compatible = "nuvoton,nau8812", }, |
908 | { .compatible = "nuvoton,nau8814", }, | |
b6970b48 JH |
909 | { } |
910 | }; | |
911 | MODULE_DEVICE_TABLE(of, nau8810_of_match); | |
912 | #endif | |
913 | ||
914 | static struct i2c_driver nau8810_i2c_driver = { | |
915 | .driver = { | |
916 | .name = "nau8810", | |
917 | .of_match_table = of_match_ptr(nau8810_of_match), | |
918 | }, | |
919 | .probe = nau8810_i2c_probe, | |
b6970b48 JH |
920 | .id_table = nau8810_i2c_id, |
921 | }; | |
922 | ||
923 | module_i2c_driver(nau8810_i2c_driver); | |
924 | ||
925 | MODULE_DESCRIPTION("ASoC NAU8810 driver"); | |
926 | MODULE_AUTHOR("David Lin <ctlin0@nuvoton.com>"); | |
927 | MODULE_LICENSE("GPL v2"); |