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Merge branch 'for-3.1' into for-3.2
[linux-block.git] / sound / soc / codecs / ak4671.c
CommitLineData
2312fd8f
JS		 1/*
2 * ak4671.c -- audio driver for AK4671
3 *
4 * Copyright (C) 2009 Samsung Electronics Co.Ltd
5 * Author: Joonyoung Shim <jy0922.shim@samsung.com>
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
11 *
12 */
13
14#include <linux/module.h>
15#include <linux/init.h>
16#include <linux/i2c.h>
17#include <linux/delay.h>
5a0e3ad6 18#include <linux/slab.h>
2312fd8f 19#include <sound/soc.h>
2312fd8f
JS		 20#include <sound/initval.h>
21#include <sound/tlv.h>
22
23#include "ak4671.h"
24
2312fd8f
JS		 25
26/* codec private data */
27struct ak4671_priv {
f0fba2ad 28 enum snd_soc_control_type control_type;
2312fd8f
JS		 29};
30
31/* ak4671 register cache & default register settings */
32static const u8 ak4671_reg[AK4671_CACHEREGNUM] = {
33 0x00, /* AK4671_AD_DA_POWER_MANAGEMENT (0x00) */
34 0xf6, /* AK4671_PLL_MODE_SELECT0 (0x01) */
35 0x00, /* AK4671_PLL_MODE_SELECT1 (0x02) */
36 0x02, /* AK4671_FORMAT_SELECT (0x03) */
37 0x00, /* AK4671_MIC_SIGNAL_SELECT (0x04) */
38 0x55, /* AK4671_MIC_AMP_GAIN (0x05) */
39 0x00, /* AK4671_MIXING_POWER_MANAGEMENT0 (0x06) */
40 0x00, /* AK4671_MIXING_POWER_MANAGEMENT1 (0x07) */
41 0xb5, /* AK4671_OUTPUT_VOLUME_CONTROL (0x08) */
42 0x00, /* AK4671_LOUT1_SIGNAL_SELECT (0x09) */
43 0x00, /* AK4671_ROUT1_SIGNAL_SELECT (0x0a) */
44 0x00, /* AK4671_LOUT2_SIGNAL_SELECT (0x0b) */
45 0x00, /* AK4671_ROUT2_SIGNAL_SELECT (0x0c) */
46 0x00, /* AK4671_LOUT3_SIGNAL_SELECT (0x0d) */
47 0x00, /* AK4671_ROUT3_SIGNAL_SELECT (0x0e) */
48 0x00, /* AK4671_LOUT1_POWER_MANAGERMENT (0x0f) */
49 0x00, /* AK4671_LOUT2_POWER_MANAGERMENT (0x10) */
50 0x80, /* AK4671_LOUT3_POWER_MANAGERMENT (0x11) */
51 0x91, /* AK4671_LCH_INPUT_VOLUME_CONTROL (0x12) */
52 0x91, /* AK4671_RCH_INPUT_VOLUME_CONTROL (0x13) */
53 0xe1, /* AK4671_ALC_REFERENCE_SELECT (0x14) */
54 0x00, /* AK4671_DIGITAL_MIXING_CONTROL (0x15) */
55 0x00, /* AK4671_ALC_TIMER_SELECT (0x16) */
56 0x00, /* AK4671_ALC_MODE_CONTROL (0x17) */
57 0x02, /* AK4671_MODE_CONTROL1 (0x18) */
58 0x01, /* AK4671_MODE_CONTROL2 (0x19) */
59 0x18, /* AK4671_LCH_OUTPUT_VOLUME_CONTROL (0x1a) */
60 0x18, /* AK4671_RCH_OUTPUT_VOLUME_CONTROL (0x1b) */
61 0x00, /* AK4671_SIDETONE_A_CONTROL (0x1c) */
62 0x02, /* AK4671_DIGITAL_FILTER_SELECT (0x1d) */
63 0x00, /* AK4671_FIL3_COEFFICIENT0 (0x1e) */
64 0x00, /* AK4671_FIL3_COEFFICIENT1 (0x1f) */
65 0x00, /* AK4671_FIL3_COEFFICIENT2 (0x20) */
66 0x00, /* AK4671_FIL3_COEFFICIENT3 (0x21) */
67 0x00, /* AK4671_EQ_COEFFICIENT0 (0x22) */
68 0x00, /* AK4671_EQ_COEFFICIENT1 (0x23) */
69 0x00, /* AK4671_EQ_COEFFICIENT2 (0x24) */
70 0x00, /* AK4671_EQ_COEFFICIENT3 (0x25) */
71 0x00, /* AK4671_EQ_COEFFICIENT4 (0x26) */
72 0x00, /* AK4671_EQ_COEFFICIENT5 (0x27) */
73 0xa9, /* AK4671_FIL1_COEFFICIENT0 (0x28) */
74 0x1f, /* AK4671_FIL1_COEFFICIENT1 (0x29) */
75 0xad, /* AK4671_FIL1_COEFFICIENT2 (0x2a) */
76 0x20, /* AK4671_FIL1_COEFFICIENT3 (0x2b) */
77 0x00, /* AK4671_FIL2_COEFFICIENT0 (0x2c) */
78 0x00, /* AK4671_FIL2_COEFFICIENT1 (0x2d) */
79 0x00, /* AK4671_FIL2_COEFFICIENT2 (0x2e) */
80 0x00, /* AK4671_FIL2_COEFFICIENT3 (0x2f) */
81 0x00, /* AK4671_DIGITAL_FILTER_SELECT2 (0x30) */
82 0x00, /* this register not used */
83 0x00, /* AK4671_E1_COEFFICIENT0 (0x32) */
84 0x00, /* AK4671_E1_COEFFICIENT1 (0x33) */
85 0x00, /* AK4671_E1_COEFFICIENT2 (0x34) */
86 0x00, /* AK4671_E1_COEFFICIENT3 (0x35) */
87 0x00, /* AK4671_E1_COEFFICIENT4 (0x36) */
88 0x00, /* AK4671_E1_COEFFICIENT5 (0x37) */
89 0x00, /* AK4671_E2_COEFFICIENT0 (0x38) */
90 0x00, /* AK4671_E2_COEFFICIENT1 (0x39) */
91 0x00, /* AK4671_E2_COEFFICIENT2 (0x3a) */
92 0x00, /* AK4671_E2_COEFFICIENT3 (0x3b) */
93 0x00, /* AK4671_E2_COEFFICIENT4 (0x3c) */
94 0x00, /* AK4671_E2_COEFFICIENT5 (0x3d) */
95 0x00, /* AK4671_E3_COEFFICIENT0 (0x3e) */
96 0x00, /* AK4671_E3_COEFFICIENT1 (0x3f) */
97 0x00, /* AK4671_E3_COEFFICIENT2 (0x40) */
98 0x00, /* AK4671_E3_COEFFICIENT3 (0x41) */
99 0x00, /* AK4671_E3_COEFFICIENT4 (0x42) */
100 0x00, /* AK4671_E3_COEFFICIENT5 (0x43) */
101 0x00, /* AK4671_E4_COEFFICIENT0 (0x44) */
102 0x00, /* AK4671_E4_COEFFICIENT1 (0x45) */
103 0x00, /* AK4671_E4_COEFFICIENT2 (0x46) */
104 0x00, /* AK4671_E4_COEFFICIENT3 (0x47) */
105 0x00, /* AK4671_E4_COEFFICIENT4 (0x48) */
106 0x00, /* AK4671_E4_COEFFICIENT5 (0x49) */
107 0x00, /* AK4671_E5_COEFFICIENT0 (0x4a) */
108 0x00, /* AK4671_E5_COEFFICIENT1 (0x4b) */
109 0x00, /* AK4671_E5_COEFFICIENT2 (0x4c) */
110 0x00, /* AK4671_E5_COEFFICIENT3 (0x4d) */
111 0x00, /* AK4671_E5_COEFFICIENT4 (0x4e) */
112 0x00, /* AK4671_E5_COEFFICIENT5 (0x4f) */
113 0x88, /* AK4671_EQ_CONTROL_250HZ_100HZ (0x50) */
114 0x88, /* AK4671_EQ_CONTROL_3500HZ_1KHZ (0x51) */
115 0x08, /* AK4671_EQ_CONTRO_10KHZ (0x52) */
116 0x00, /* AK4671_PCM_IF_CONTROL0 (0x53) */
117 0x00, /* AK4671_PCM_IF_CONTROL1 (0x54) */
118 0x00, /* AK4671_PCM_IF_CONTROL2 (0x55) */
119 0x18, /* AK4671_DIGITAL_VOLUME_B_CONTROL (0x56) */
120 0x18, /* AK4671_DIGITAL_VOLUME_C_CONTROL (0x57) */
121 0x00, /* AK4671_SIDETONE_VOLUME_CONTROL (0x58) */
122 0x00, /* AK4671_DIGITAL_MIXING_CONTROL2 (0x59) */
123 0x00, /* AK4671_SAR_ADC_CONTROL (0x5a) */
124};
125
126/*
127 * LOUT1/ROUT1 output volume control:
128 * from -24 to 6 dB in 6 dB steps (mute instead of -30 dB)
129 */
130static DECLARE_TLV_DB_SCALE(out1_tlv, -3000, 600, 1);
131
132/*
133 * LOUT2/ROUT2 output volume control:
134 * from -33 to 6 dB in 3 dB steps (mute instead of -33 dB)
135 */
136static DECLARE_TLV_DB_SCALE(out2_tlv, -3300, 300, 1);
137
138/*
139 * LOUT3/ROUT3 output volume control:
140 * from -6 to 3 dB in 3 dB steps
141 */
142static DECLARE_TLV_DB_SCALE(out3_tlv, -600, 300, 0);
143
144/*
145 * Mic amp gain control:
146 * from -15 to 30 dB in 3 dB steps
147 * REVISIT: The actual min value(0x01) is -12 dB and the reg value 0x00 is not
148 * available
149 */
150static DECLARE_TLV_DB_SCALE(mic_amp_tlv, -1500, 300, 0);
151
152static const struct snd_kcontrol_new ak4671_snd_controls[] = {
153 /* Common playback gain controls */
154 SOC_SINGLE_TLV("Line Output1 Playback Volume",
155 AK4671_OUTPUT_VOLUME_CONTROL, 0, 0x6, 0, out1_tlv),
156 SOC_SINGLE_TLV("Headphone Output2 Playback Volume",
157 AK4671_OUTPUT_VOLUME_CONTROL, 4, 0xd, 0, out2_tlv),
158 SOC_SINGLE_TLV("Line Output3 Playback Volume",
159 AK4671_LOUT3_POWER_MANAGERMENT, 6, 0x3, 0, out3_tlv),
160
161 /* Common capture gain controls */
162 SOC_DOUBLE_TLV("Mic Amp Capture Volume",
163 AK4671_MIC_AMP_GAIN, 0, 4, 0xf, 0, mic_amp_tlv),
164};
165
166/* event handlers */
167static int ak4671_out2_event(struct snd_soc_dapm_widget *w,
168 struct snd_kcontrol *kcontrol, int event)
169{
170 struct snd_soc_codec *codec = w->codec;
171 u8 reg;
172
173 switch (event) {
174 case SND_SOC_DAPM_POST_PMU:
175 reg = snd_soc_read(codec, AK4671_LOUT2_POWER_MANAGERMENT);
176 reg |= AK4671_MUTEN;
177 snd_soc_write(codec, AK4671_LOUT2_POWER_MANAGERMENT, reg);
178 break;
179 case SND_SOC_DAPM_PRE_PMD:
180 reg = snd_soc_read(codec, AK4671_LOUT2_POWER_MANAGERMENT);
181 reg &= ~AK4671_MUTEN;
182 snd_soc_write(codec, AK4671_LOUT2_POWER_MANAGERMENT, reg);
183 break;
184 }
185
186 return 0;
187}
188
189/* Output Mixers */
190static const struct snd_kcontrol_new ak4671_lout1_mixer_controls[] = {
191 SOC_DAPM_SINGLE("DACL", AK4671_LOUT1_SIGNAL_SELECT, 0, 1, 0),
192 SOC_DAPM_SINGLE("LINL1", AK4671_LOUT1_SIGNAL_SELECT, 1, 1, 0),
193 SOC_DAPM_SINGLE("LINL2", AK4671_LOUT1_SIGNAL_SELECT, 2, 1, 0),
194 SOC_DAPM_SINGLE("LINL3", AK4671_LOUT1_SIGNAL_SELECT, 3, 1, 0),
195 SOC_DAPM_SINGLE("LINL4", AK4671_LOUT1_SIGNAL_SELECT, 4, 1, 0),
196 SOC_DAPM_SINGLE("LOOPL", AK4671_LOUT1_SIGNAL_SELECT, 5, 1, 0),
197};
198
199static const struct snd_kcontrol_new ak4671_rout1_mixer_controls[] = {
200 SOC_DAPM_SINGLE("DACR", AK4671_ROUT1_SIGNAL_SELECT, 0, 1, 0),
201 SOC_DAPM_SINGLE("RINR1", AK4671_ROUT1_SIGNAL_SELECT, 1, 1, 0),
202 SOC_DAPM_SINGLE("RINR2", AK4671_ROUT1_SIGNAL_SELECT, 2, 1, 0),
203 SOC_DAPM_SINGLE("RINR3", AK4671_ROUT1_SIGNAL_SELECT, 3, 1, 0),
204 SOC_DAPM_SINGLE("RINR4", AK4671_ROUT1_SIGNAL_SELECT, 4, 1, 0),
205 SOC_DAPM_SINGLE("LOOPR", AK4671_ROUT1_SIGNAL_SELECT, 5, 1, 0),
206};
207
208static const struct snd_kcontrol_new ak4671_lout2_mixer_controls[] = {
209 SOC_DAPM_SINGLE("DACHL", AK4671_LOUT2_SIGNAL_SELECT, 0, 1, 0),
210 SOC_DAPM_SINGLE("LINH1", AK4671_LOUT2_SIGNAL_SELECT, 1, 1, 0),
211 SOC_DAPM_SINGLE("LINH2", AK4671_LOUT2_SIGNAL_SELECT, 2, 1, 0),
212 SOC_DAPM_SINGLE("LINH3", AK4671_LOUT2_SIGNAL_SELECT, 3, 1, 0),
213 SOC_DAPM_SINGLE("LINH4", AK4671_LOUT2_SIGNAL_SELECT, 4, 1, 0),
214 SOC_DAPM_SINGLE("LOOPHL", AK4671_LOUT2_SIGNAL_SELECT, 5, 1, 0),
215};
216
217static const struct snd_kcontrol_new ak4671_rout2_mixer_controls[] = {
218 SOC_DAPM_SINGLE("DACHR", AK4671_ROUT2_SIGNAL_SELECT, 0, 1, 0),
219 SOC_DAPM_SINGLE("RINH1", AK4671_ROUT2_SIGNAL_SELECT, 1, 1, 0),
220 SOC_DAPM_SINGLE("RINH2", AK4671_ROUT2_SIGNAL_SELECT, 2, 1, 0),
221 SOC_DAPM_SINGLE("RINH3", AK4671_ROUT2_SIGNAL_SELECT, 3, 1, 0),
222 SOC_DAPM_SINGLE("RINH4", AK4671_ROUT2_SIGNAL_SELECT, 4, 1, 0),
223 SOC_DAPM_SINGLE("LOOPHR", AK4671_ROUT2_SIGNAL_SELECT, 5, 1, 0),
224};
225
226static const struct snd_kcontrol_new ak4671_lout3_mixer_controls[] = {
227 SOC_DAPM_SINGLE("DACSL", AK4671_LOUT3_SIGNAL_SELECT, 0, 1, 0),
228 SOC_DAPM_SINGLE("LINS1", AK4671_LOUT3_SIGNAL_SELECT, 1, 1, 0),
229 SOC_DAPM_SINGLE("LINS2", AK4671_LOUT3_SIGNAL_SELECT, 2, 1, 0),
230 SOC_DAPM_SINGLE("LINS3", AK4671_LOUT3_SIGNAL_SELECT, 3, 1, 0),
231 SOC_DAPM_SINGLE("LINS4", AK4671_LOUT3_SIGNAL_SELECT, 4, 1, 0),
232 SOC_DAPM_SINGLE("LOOPSL", AK4671_LOUT3_SIGNAL_SELECT, 5, 1, 0),
233};
234
235static const struct snd_kcontrol_new ak4671_rout3_mixer_controls[] = {
236 SOC_DAPM_SINGLE("DACSR", AK4671_ROUT3_SIGNAL_SELECT, 0, 1, 0),
237 SOC_DAPM_SINGLE("RINS1", AK4671_ROUT3_SIGNAL_SELECT, 1, 1, 0),
238 SOC_DAPM_SINGLE("RINS2", AK4671_ROUT3_SIGNAL_SELECT, 2, 1, 0),
239 SOC_DAPM_SINGLE("RINS3", AK4671_ROUT3_SIGNAL_SELECT, 3, 1, 0),
240 SOC_DAPM_SINGLE("RINS4", AK4671_ROUT3_SIGNAL_SELECT, 4, 1, 0),
241 SOC_DAPM_SINGLE("LOOPSR", AK4671_ROUT3_SIGNAL_SELECT, 5, 1, 0),
242};
243
244/* Input MUXs */
245static const char *ak4671_lin_mux_texts[] =
246 {"LIN1", "LIN2", "LIN3", "LIN4"};
247static const struct soc_enum ak4671_lin_mux_enum =
248 SOC_ENUM_SINGLE(AK4671_MIC_SIGNAL_SELECT, 0,
249 ARRAY_SIZE(ak4671_lin_mux_texts),
250 ak4671_lin_mux_texts);
251static const struct snd_kcontrol_new ak4671_lin_mux_control =
252 SOC_DAPM_ENUM("Route", ak4671_lin_mux_enum);
253
254static const char *ak4671_rin_mux_texts[] =
255 {"RIN1", "RIN2", "RIN3", "RIN4"};
256static const struct soc_enum ak4671_rin_mux_enum =
257 SOC_ENUM_SINGLE(AK4671_MIC_SIGNAL_SELECT, 2,
258 ARRAY_SIZE(ak4671_rin_mux_texts),
259 ak4671_rin_mux_texts);
260static const struct snd_kcontrol_new ak4671_rin_mux_control =
261 SOC_DAPM_ENUM("Route", ak4671_rin_mux_enum);
262
263static const struct snd_soc_dapm_widget ak4671_dapm_widgets[] = {
264 /* Inputs */
265 SND_SOC_DAPM_INPUT("LIN1"),
266 SND_SOC_DAPM_INPUT("RIN1"),
267 SND_SOC_DAPM_INPUT("LIN2"),
268 SND_SOC_DAPM_INPUT("RIN2"),
269 SND_SOC_DAPM_INPUT("LIN3"),
270 SND_SOC_DAPM_INPUT("RIN3"),
271 SND_SOC_DAPM_INPUT("LIN4"),
272 SND_SOC_DAPM_INPUT("RIN4"),
273
274 /* Outputs */
275 SND_SOC_DAPM_OUTPUT("LOUT1"),
276 SND_SOC_DAPM_OUTPUT("ROUT1"),
277 SND_SOC_DAPM_OUTPUT("LOUT2"),
278 SND_SOC_DAPM_OUTPUT("ROUT2"),
279 SND_SOC_DAPM_OUTPUT("LOUT3"),
280 SND_SOC_DAPM_OUTPUT("ROUT3"),
281
282 /* DAC */
283 SND_SOC_DAPM_DAC("DAC Left", "Left HiFi Playback",
284 AK4671_AD_DA_POWER_MANAGEMENT, 6, 0),
285 SND_SOC_DAPM_DAC("DAC Right", "Right HiFi Playback",
286 AK4671_AD_DA_POWER_MANAGEMENT, 7, 0),
287
288 /* ADC */
289 SND_SOC_DAPM_ADC("ADC Left", "Left HiFi Capture",
290 AK4671_AD_DA_POWER_MANAGEMENT, 4, 0),
291 SND_SOC_DAPM_ADC("ADC Right", "Right HiFi Capture",
292 AK4671_AD_DA_POWER_MANAGEMENT, 5, 0),
293
294 /* PGA */
295 SND_SOC_DAPM_PGA("LOUT2 Mix Amp",
296 AK4671_LOUT2_POWER_MANAGERMENT, 5, 0, NULL, 0),
297 SND_SOC_DAPM_PGA("ROUT2 Mix Amp",
298 AK4671_LOUT2_POWER_MANAGERMENT, 6, 0, NULL, 0),
299
300 SND_SOC_DAPM_PGA("LIN1 Mixing Circuit",
301 AK4671_MIXING_POWER_MANAGEMENT1, 0, 0, NULL, 0),
302 SND_SOC_DAPM_PGA("RIN1 Mixing Circuit",
303 AK4671_MIXING_POWER_MANAGEMENT1, 1, 0, NULL, 0),
304 SND_SOC_DAPM_PGA("LIN2 Mixing Circuit",
305 AK4671_MIXING_POWER_MANAGEMENT1, 2, 0, NULL, 0),
306 SND_SOC_DAPM_PGA("RIN2 Mixing Circuit",
307 AK4671_MIXING_POWER_MANAGEMENT1, 3, 0, NULL, 0),
308 SND_SOC_DAPM_PGA("LIN3 Mixing Circuit",
309 AK4671_MIXING_POWER_MANAGEMENT1, 4, 0, NULL, 0),
310 SND_SOC_DAPM_PGA("RIN3 Mixing Circuit",
311 AK4671_MIXING_POWER_MANAGEMENT1, 5, 0, NULL, 0),
312 SND_SOC_DAPM_PGA("LIN4 Mixing Circuit",
313 AK4671_MIXING_POWER_MANAGEMENT1, 6, 0, NULL, 0),
314 SND_SOC_DAPM_PGA("RIN4 Mixing Circuit",
315 AK4671_MIXING_POWER_MANAGEMENT1, 7, 0, NULL, 0),
316
317 /* Output Mixers */
318 SND_SOC_DAPM_MIXER("LOUT1 Mixer", AK4671_LOUT1_POWER_MANAGERMENT, 0, 0,
319 &ak4671_lout1_mixer_controls[0],
320 ARRAY_SIZE(ak4671_lout1_mixer_controls)),
321 SND_SOC_DAPM_MIXER("ROUT1 Mixer", AK4671_LOUT1_POWER_MANAGERMENT, 1, 0,
322 &ak4671_rout1_mixer_controls[0],
323 ARRAY_SIZE(ak4671_rout1_mixer_controls)),
324 SND_SOC_DAPM_MIXER_E("LOUT2 Mixer", AK4671_LOUT2_POWER_MANAGERMENT,
325 0, 0, &ak4671_lout2_mixer_controls[0],
326 ARRAY_SIZE(ak4671_lout2_mixer_controls),
327 ak4671_out2_event,
328 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_PRE_PMD),
329 SND_SOC_DAPM_MIXER_E("ROUT2 Mixer", AK4671_LOUT2_POWER_MANAGERMENT,
330 1, 0, &ak4671_rout2_mixer_controls[0],
331 ARRAY_SIZE(ak4671_rout2_mixer_controls),
332 ak4671_out2_event,
333 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_PRE_PMD),
334 SND_SOC_DAPM_MIXER("LOUT3 Mixer", AK4671_LOUT3_POWER_MANAGERMENT, 0, 0,
335 &ak4671_lout3_mixer_controls[0],
336 ARRAY_SIZE(ak4671_lout3_mixer_controls)),
337 SND_SOC_DAPM_MIXER("ROUT3 Mixer", AK4671_LOUT3_POWER_MANAGERMENT, 1, 0,
338 &ak4671_rout3_mixer_controls[0],
339 ARRAY_SIZE(ak4671_rout3_mixer_controls)),
340
341 /* Input MUXs */
342 SND_SOC_DAPM_MUX("LIN MUX", AK4671_AD_DA_POWER_MANAGEMENT, 2, 0,
343 &ak4671_lin_mux_control),
344 SND_SOC_DAPM_MUX("RIN MUX", AK4671_AD_DA_POWER_MANAGEMENT, 3, 0,
345 &ak4671_rin_mux_control),
346
347 /* Mic Power */
348 SND_SOC_DAPM_MICBIAS("Mic Bias", AK4671_AD_DA_POWER_MANAGEMENT, 1, 0),
349
350 /* Supply */
351 SND_SOC_DAPM_SUPPLY("PMPLL", AK4671_PLL_MODE_SELECT1, 0, 0, NULL, 0),
352};
353
fc3b9230 354static const struct snd_soc_dapm_route ak4671_intercon[] = {
2312fd8f
JS		 355 {"DAC Left", "NULL", "PMPLL"},
356 {"DAC Right", "NULL", "PMPLL"},
357 {"ADC Left", "NULL", "PMPLL"},
358 {"ADC Right", "NULL", "PMPLL"},
359
360 /* Outputs */
361 {"LOUT1", "NULL", "LOUT1 Mixer"},
362 {"ROUT1", "NULL", "ROUT1 Mixer"},
363 {"LOUT2", "NULL", "LOUT2 Mix Amp"},
364 {"ROUT2", "NULL", "ROUT2 Mix Amp"},
365 {"LOUT3", "NULL", "LOUT3 Mixer"},
366 {"ROUT3", "NULL", "ROUT3 Mixer"},
367
368 {"LOUT1 Mixer", "DACL", "DAC Left"},
369 {"ROUT1 Mixer", "DACR", "DAC Right"},
370 {"LOUT2 Mixer", "DACHL", "DAC Left"},
371 {"ROUT2 Mixer", "DACHR", "DAC Right"},
372 {"LOUT2 Mix Amp", "NULL", "LOUT2 Mixer"},
373 {"ROUT2 Mix Amp", "NULL", "ROUT2 Mixer"},
374 {"LOUT3 Mixer", "DACSL", "DAC Left"},
375 {"ROUT3 Mixer", "DACSR", "DAC Right"},
376
377 /* Inputs */
378 {"LIN MUX", "LIN1", "LIN1"},
379 {"LIN MUX", "LIN2", "LIN2"},
380 {"LIN MUX", "LIN3", "LIN3"},
381 {"LIN MUX", "LIN4", "LIN4"},
382
383 {"RIN MUX", "RIN1", "RIN1"},
384 {"RIN MUX", "RIN2", "RIN2"},
385 {"RIN MUX", "RIN3", "RIN3"},
386 {"RIN MUX", "RIN4", "RIN4"},
387
388 {"LIN1", NULL, "Mic Bias"},
389 {"RIN1", NULL, "Mic Bias"},
390 {"LIN2", NULL, "Mic Bias"},
391 {"RIN2", NULL, "Mic Bias"},
392
393 {"ADC Left", "NULL", "LIN MUX"},
394 {"ADC Right", "NULL", "RIN MUX"},
395
396 /* Analog Loops */
397 {"LIN1 Mixing Circuit", "NULL", "LIN1"},
398 {"RIN1 Mixing Circuit", "NULL", "RIN1"},
399 {"LIN2 Mixing Circuit", "NULL", "LIN2"},
400 {"RIN2 Mixing Circuit", "NULL", "RIN2"},
401 {"LIN3 Mixing Circuit", "NULL", "LIN3"},
402 {"RIN3 Mixing Circuit", "NULL", "RIN3"},
403 {"LIN4 Mixing Circuit", "NULL", "LIN4"},
404 {"RIN4 Mixing Circuit", "NULL", "RIN4"},
405
406 {"LOUT1 Mixer", "LINL1", "LIN1 Mixing Circuit"},
407 {"ROUT1 Mixer", "RINR1", "RIN1 Mixing Circuit"},
408 {"LOUT2 Mixer", "LINH1", "LIN1 Mixing Circuit"},
409 {"ROUT2 Mixer", "RINH1", "RIN1 Mixing Circuit"},
410 {"LOUT3 Mixer", "LINS1", "LIN1 Mixing Circuit"},
411 {"ROUT3 Mixer", "RINS1", "RIN1 Mixing Circuit"},
412
413 {"LOUT1 Mixer", "LINL2", "LIN2 Mixing Circuit"},
414 {"ROUT1 Mixer", "RINR2", "RIN2 Mixing Circuit"},
415 {"LOUT2 Mixer", "LINH2", "LIN2 Mixing Circuit"},
416 {"ROUT2 Mixer", "RINH2", "RIN2 Mixing Circuit"},
417 {"LOUT3 Mixer", "LINS2", "LIN2 Mixing Circuit"},
418 {"ROUT3 Mixer", "RINS2", "RIN2 Mixing Circuit"},
419
420 {"LOUT1 Mixer", "LINL3", "LIN3 Mixing Circuit"},
421 {"ROUT1 Mixer", "RINR3", "RIN3 Mixing Circuit"},
422 {"LOUT2 Mixer", "LINH3", "LIN3 Mixing Circuit"},
423 {"ROUT2 Mixer", "RINH3", "RIN3 Mixing Circuit"},
424 {"LOUT3 Mixer", "LINS3", "LIN3 Mixing Circuit"},
425 {"ROUT3 Mixer", "RINS3", "RIN3 Mixing Circuit"},
426
427 {"LOUT1 Mixer", "LINL4", "LIN4 Mixing Circuit"},
428 {"ROUT1 Mixer", "RINR4", "RIN4 Mixing Circuit"},
429 {"LOUT2 Mixer", "LINH4", "LIN4 Mixing Circuit"},
430 {"ROUT2 Mixer", "RINH4", "RIN4 Mixing Circuit"},
431 {"LOUT3 Mixer", "LINS4", "LIN4 Mixing Circuit"},
432 {"ROUT3 Mixer", "RINS4", "RIN4 Mixing Circuit"},
433};
434
2312fd8f
JS		 435static int ak4671_hw_params(struct snd_pcm_substream *substream,
436 struct snd_pcm_hw_params *params,
437 struct snd_soc_dai *dai)
438{
439 struct snd_soc_codec *codec = dai->codec;
440 u8 fs;
441
442 fs = snd_soc_read(codec, AK4671_PLL_MODE_SELECT0);
443 fs &= ~AK4671_FS;
444
445 switch (params_rate(params)) {
446 case 8000:
447 fs |= AK4671_FS_8KHZ;
448 break;
449 case 12000:
450 fs |= AK4671_FS_12KHZ;
451 break;
452 case 16000:
453 fs |= AK4671_FS_16KHZ;
454 break;
455 case 24000:
456 fs |= AK4671_FS_24KHZ;
457 break;
458 case 11025:
459 fs |= AK4671_FS_11_025KHZ;
460 break;
461 case 22050:
462 fs |= AK4671_FS_22_05KHZ;
463 break;
464 case 32000:
465 fs |= AK4671_FS_32KHZ;
466 break;
467 case 44100:
468 fs |= AK4671_FS_44_1KHZ;
469 break;
470 case 48000:
471 fs |= AK4671_FS_48KHZ;
472 break;
473 default:
474 return -EINVAL;
475 }
476
477 snd_soc_write(codec, AK4671_PLL_MODE_SELECT0, fs);
478
479 return 0;
480}
481
482static int ak4671_set_dai_sysclk(struct snd_soc_dai *dai, int clk_id,
483 unsigned int freq, int dir)
484{
485 struct snd_soc_codec *codec = dai->codec;
486 u8 pll;
487
488 pll = snd_soc_read(codec, AK4671_PLL_MODE_SELECT0);
489 pll &= ~AK4671_PLL;
490
491 switch (freq) {
492 case 11289600:
493 pll |= AK4671_PLL_11_2896MHZ;
494 break;
495 case 12000000:
496 pll |= AK4671_PLL_12MHZ;
497 break;
498 case 12288000:
499 pll |= AK4671_PLL_12_288MHZ;
500 break;
501 case 13000000:
502 pll |= AK4671_PLL_13MHZ;
503 break;
504 case 13500000:
505 pll |= AK4671_PLL_13_5MHZ;
506 break;
507 case 19200000:
508 pll |= AK4671_PLL_19_2MHZ;
509 break;
510 case 24000000:
511 pll |= AK4671_PLL_24MHZ;
512 break;
513 case 26000000:
514 pll |= AK4671_PLL_26MHZ;
515 break;
516 case 27000000:
517 pll |= AK4671_PLL_27MHZ;
518 break;
519 default:
520 return -EINVAL;
521 }
522
523 snd_soc_write(codec, AK4671_PLL_MODE_SELECT0, pll);
524
525 return 0;
526}
527
528static int ak4671_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
529{
530 struct snd_soc_codec *codec = dai->codec;
531 u8 mode;
532 u8 format;
533
534 /* set master/slave audio interface */
535 mode = snd_soc_read(codec, AK4671_PLL_MODE_SELECT1);
536
537 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
538 case SND_SOC_DAIFMT_CBM_CFM:
539 mode |= AK4671_M_S;
540 break;
541 case SND_SOC_DAIFMT_CBM_CFS:
542 mode &= ~(AK4671_M_S);
543 break;
544 default:
545 return -EINVAL;
546 }
547
548 /* interface format */
549 format = snd_soc_read(codec, AK4671_FORMAT_SELECT);
550 format &= ~AK4671_DIF;
551
552 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
553 case SND_SOC_DAIFMT_I2S:
554 format |= AK4671_DIF_I2S_MODE;
555 break;
556 case SND_SOC_DAIFMT_LEFT_J:
557 format |= AK4671_DIF_MSB_MODE;
558 break;
559 case SND_SOC_DAIFMT_DSP_A:
560 format |= AK4671_DIF_DSP_MODE;
561 format |= AK4671_BCKP;
562 format |= AK4671_MSBS;
563 break;
564 default:
565 return -EINVAL;
566 }
567
568 /* set mode and format */
569 snd_soc_write(codec, AK4671_PLL_MODE_SELECT1, mode);
570 snd_soc_write(codec, AK4671_FORMAT_SELECT, format);
571
572 return 0;
573}
574
575static int ak4671_set_bias_level(struct snd_soc_codec *codec,
576 enum snd_soc_bias_level level)
577{
578 u8 reg;
579
580 switch (level) {
581 case SND_SOC_BIAS_ON:
582 case SND_SOC_BIAS_PREPARE:
583 case SND_SOC_BIAS_STANDBY:
584 reg = snd_soc_read(codec, AK4671_AD_DA_POWER_MANAGEMENT);
585 snd_soc_write(codec, AK4671_AD_DA_POWER_MANAGEMENT,
586 reg | AK4671_PMVCM);
587 break;
588 case SND_SOC_BIAS_OFF:
589 snd_soc_write(codec, AK4671_AD_DA_POWER_MANAGEMENT, 0x00);
590 break;
591 }
ce6120cc 592 codec->dapm.bias_level = level;
2312fd8f
JS		 593 return 0;
594}
595
596#define AK4671_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
597 SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 |\
598 SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 |\
599 SNDRV_PCM_RATE_48000)
600
601#define AK4671_FORMATS SNDRV_PCM_FMTBIT_S16_LE
602
603static struct snd_soc_dai_ops ak4671_dai_ops = {
604 .hw_params = ak4671_hw_params,
605 .set_sysclk = ak4671_set_dai_sysclk,
606 .set_fmt = ak4671_set_dai_fmt,
607};
608
f0fba2ad
LG		 609static struct snd_soc_dai_driver ak4671_dai = {
610 .name = "ak4671-hifi",
2312fd8f
JS		 611 .playback = {
612 .stream_name = "Playback",
613 .channels_min = 1,
614 .channels_max = 2,
615 .rates = AK4671_RATES,
616 .formats = AK4671_FORMATS,},
617 .capture = {
618 .stream_name = "Capture",
619 .channels_min = 1,
620 .channels_max = 2,
621 .rates = AK4671_RATES,
622 .formats = AK4671_FORMATS,},
623 .ops = &ak4671_dai_ops,
624};
2312fd8f 625
f0fba2ad 626static int ak4671_probe(struct snd_soc_codec *codec)
2312fd8f 627{
f0fba2ad
LG		 628 struct ak4671_priv *ak4671 = snd_soc_codec_get_drvdata(codec);
629 int ret;
2312fd8f 630
f0fba2ad 631 codec->hw_write = (hw_write_t)i2c_master_send;
2312fd8f 632
f0fba2ad 633 ret = snd_soc_codec_set_cache_io(codec, 8, 8, ak4671->control_type);
2312fd8f 634 if (ret < 0) {
f0fba2ad
LG		 635 dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
636 return ret;
2312fd8f
JS		 637 }
638
639 snd_soc_add_controls(codec, ak4671_snd_controls,
640 ARRAY_SIZE(ak4671_snd_controls));
2312fd8f 641
2312fd8f
JS		 642 ak4671_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
643
644 return ret;
2312fd8f
JS		 645}
646
f0fba2ad 647static int ak4671_remove(struct snd_soc_codec *codec)
2312fd8f 648{
f0fba2ad 649 ak4671_set_bias_level(codec, SND_SOC_BIAS_OFF);
2312fd8f
JS		 650 return 0;
651}
652
f0fba2ad 653static struct snd_soc_codec_driver soc_codec_dev_ak4671 = {
2312fd8f
JS		 654 .probe = ak4671_probe,
655 .remove = ak4671_remove,
f0fba2ad
LG		 656 .set_bias_level = ak4671_set_bias_level,
657 .reg_cache_size = AK4671_CACHEREGNUM,
658 .reg_word_size = sizeof(u8),
659 .reg_cache_default = ak4671_reg,
fc3b9230
LG		 660 .dapm_widgets = ak4671_dapm_widgets,
661 .num_dapm_widgets = ARRAY_SIZE(ak4671_dapm_widgets),
662 .dapm_routes = ak4671_intercon,
663 .num_dapm_routes = ARRAY_SIZE(ak4671_intercon),
2312fd8f 664};
2312fd8f
JS		 665
666static int __devinit ak4671_i2c_probe(struct i2c_client *client,
667 const struct i2c_device_id *id)
668{
669 struct ak4671_priv *ak4671;
f0fba2ad 670 int ret;
2312fd8f
JS		 671
672 ak4671 = kzalloc(sizeof(struct ak4671_priv), GFP_KERNEL);
673 if (ak4671 == NULL)
674 return -ENOMEM;
675
2312fd8f 676 i2c_set_clientdata(client, ak4671);
f0fba2ad 677 ak4671->control_type = SND_SOC_I2C;
2312fd8f 678
f0fba2ad
LG		 679 ret = snd_soc_register_codec(&client->dev,
680 &soc_codec_dev_ak4671, &ak4671_dai, 1);
681 if (ret < 0)
682 kfree(ak4671);
683 return ret;
2312fd8f
JS		 684}
685
686static __devexit int ak4671_i2c_remove(struct i2c_client *client)
687{
f0fba2ad
LG		 688 snd_soc_unregister_codec(&client->dev);
689 kfree(i2c_get_clientdata(client));
2312fd8f
JS		 690 return 0;
691}
692
693static const struct i2c_device_id ak4671_i2c_id[] = {
694 { "ak4671", 0 },
695 { }
696};
697MODULE_DEVICE_TABLE(i2c, ak4671_i2c_id);
698
699static struct i2c_driver ak4671_i2c_driver = {
700 .driver = {
f0fba2ad 701 .name = "ak4671-codec",
2312fd8f
JS		 702 .owner = THIS_MODULE,
703 },
704 .probe = ak4671_i2c_probe,
705 .remove = __devexit_p(ak4671_i2c_remove),
706 .id_table = ak4671_i2c_id,
707};
708
709static int __init ak4671_modinit(void)
710{
711 return i2c_add_driver(&ak4671_i2c_driver);
712}
713module_init(ak4671_modinit);
714
715static void __exit ak4671_exit(void)
716{
717 i2c_del_driver(&ak4671_i2c_driver);
718}
719module_exit(ak4671_exit);
720
721MODULE_DESCRIPTION("ASoC AK4671 codec driver");
722MODULE_AUTHOR("Joonyoung Shim <jy0922.shim@samsung.com>");
723MODULE_LICENSE("GPL");
Linux 6.x block layer and io_uring tree(s)