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gerrit-public.fairphone.software / kernel / msm-4.19 / 4f41adfd8ce9ff84fa9e968e0fe2854e9bc6fcb0 / . / sound / soc / codecs / wm8996.c
blob: 85f43b62743b1e9eb9b5c8dd680ab72061f965c0 [file] [log] [blame]
Mark Browna9ba6152011-06-24 12:10:44 +0100[diff] [blame]1/*
2 * wm8996.c - WM8996 audio codec interface
3 *
4 * Copyright 2011 Wolfson Microelectronics PLC.
5 * Author: Mark Brown <broonie@opensource.wolfsonmicro.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#include <linux/module.h>
14#include <linux/moduleparam.h>
15#include <linux/init.h>
16#include <linux/completion.h>
17#include <linux/delay.h>
18#include <linux/pm.h>
19#include <linux/gcd.h>
20#include <linux/gpio.h>
21#include <linux/i2c.h>
22#include <linux/regulator/consumer.h>
23#include <linux/slab.h>
24#include <linux/workqueue.h>
25#include <sound/core.h>
26#include <sound/jack.h>
27#include <sound/pcm.h>
28#include <sound/pcm_params.h>
29#include <sound/soc.h>
30#include <sound/initval.h>
31#include <sound/tlv.h>
32#include <trace/events/asoc.h>
33
34#include <sound/wm8996.h>
35#include "wm8996.h"
36
37#define WM8996_AIFS 2
38
39#define HPOUT1L 1
40#define HPOUT1R 2
41#define HPOUT2L 4
42#define HPOUT2R 8
43
44#define WM8996_NUM_SUPPLIES 4
45static const char *wm8996_supply_names[WM8996_NUM_SUPPLIES] = {
46 "DBVDD",
47 "AVDD1",
48 "AVDD2",
49 "CPVDD",
50};
51
52struct wm8996_priv {
53 struct snd_soc_codec *codec;
54
55 int ldo1ena;
56
57 int sysclk;
58 int sysclk_src;
59
60 int fll_src;
61 int fll_fref;
62 int fll_fout;
63
64 struct completion fll_lock;
65
66 u16 dcs_pending;
67 struct completion dcs_done;
68
69 u16 hpout_ena;
70 u16 hpout_pending;
71
72 struct regulator_bulk_data supplies[WM8996_NUM_SUPPLIES];
73 struct notifier_block disable_nb[WM8996_NUM_SUPPLIES];
74
75 struct wm8996_pdata pdata;
76
77 int rx_rate[WM8996_AIFS];
78 int bclk_rate[WM8996_AIFS];
79
80 /* Platform dependant ReTune mobile configuration */
81 int num_retune_mobile_texts;
82 const char **retune_mobile_texts;
83 int retune_mobile_cfg[2];
84 struct soc_enum retune_mobile_enum;
85
86 struct snd_soc_jack *jack;
87 bool detecting;
88 bool jack_mic;
89 wm8996_polarity_fn polarity_cb;
90
91#ifdef CONFIG_GPIOLIB
92 struct gpio_chip gpio_chip;
93#endif
94};
95
96/* We can't use the same notifier block for more than one supply and
97 * there's no way I can see to get from a callback to the caller
98 * except container_of().
99 */
100#define WM8996_REGULATOR_EVENT(n) \
101static int wm8996_regulator_event_##n(struct notifier_block *nb, \
102 unsigned long event, void *data) \
103{ \
104 struct wm8996_priv *wm8996 = container_of(nb, struct wm8996_priv, \
105 disable_nb[n]); \
106 if (event & REGULATOR_EVENT_DISABLE) { \
107 wm8996->codec->cache_sync = 1; \
108 } \
109 return 0; \
110}
111
112WM8996_REGULATOR_EVENT(0)
113WM8996_REGULATOR_EVENT(1)
114WM8996_REGULATOR_EVENT(2)
115WM8996_REGULATOR_EVENT(3)
116
117static const u16 wm8996_reg[WM8996_MAX_REGISTER] = {
118 [WM8996_SOFTWARE_RESET] = 0x8996,
119 [WM8996_POWER_MANAGEMENT_7] = 0x10,
120 [WM8996_DAC1_HPOUT1_VOLUME] = 0x88,
121 [WM8996_DAC2_HPOUT2_VOLUME] = 0x88,
122 [WM8996_DAC1_LEFT_VOLUME] = 0x2c0,
123 [WM8996_DAC1_RIGHT_VOLUME] = 0x2c0,
124 [WM8996_DAC2_LEFT_VOLUME] = 0x2c0,
125 [WM8996_DAC2_RIGHT_VOLUME] = 0x2c0,
126 [WM8996_OUTPUT1_LEFT_VOLUME] = 0x80,
127 [WM8996_OUTPUT1_RIGHT_VOLUME] = 0x80,
128 [WM8996_OUTPUT2_LEFT_VOLUME] = 0x80,
129 [WM8996_OUTPUT2_RIGHT_VOLUME] = 0x80,
130 [WM8996_MICBIAS_1] = 0x39,
131 [WM8996_MICBIAS_2] = 0x39,
132 [WM8996_LDO_1] = 0x3,
133 [WM8996_LDO_2] = 0x13,
134 [WM8996_ACCESSORY_DETECT_MODE_1] = 0x4,
135 [WM8996_HEADPHONE_DETECT_1] = 0x20,
136 [WM8996_MIC_DETECT_1] = 0x7600,
137 [WM8996_MIC_DETECT_2] = 0xbf,
138 [WM8996_CHARGE_PUMP_1] = 0x1f25,
139 [WM8996_CHARGE_PUMP_2] = 0xab19,
140 [WM8996_DC_SERVO_5] = 0x2a2a,
141 [WM8996_CONTROL_INTERFACE_1] = 0x8004,
142 [WM8996_CLOCKING_1] = 0x10,
143 [WM8996_AIF_RATE] = 0x83,
144 [WM8996_FLL_CONTROL_4] = 0x5dc0,
145 [WM8996_FLL_CONTROL_5] = 0xc84,
146 [WM8996_FLL_EFS_2] = 0x2,
147 [WM8996_AIF1_TX_LRCLK_1] = 0x80,
148 [WM8996_AIF1_TX_LRCLK_2] = 0x8,
149 [WM8996_AIF1_RX_LRCLK_1] = 0x80,
150 [WM8996_AIF1TX_DATA_CONFIGURATION_1] = 0x1818,
151 [WM8996_AIF1RX_DATA_CONFIGURATION] = 0x1818,
152 [WM8996_AIF1TX_TEST] = 0x7,
153 [WM8996_AIF2_TX_LRCLK_1] = 0x80,
154 [WM8996_AIF2_TX_LRCLK_2] = 0x8,
155 [WM8996_AIF2_RX_LRCLK_1] = 0x80,
156 [WM8996_AIF2TX_DATA_CONFIGURATION_1] = 0x1818,
157 [WM8996_AIF2RX_DATA_CONFIGURATION] = 0x1818,
158 [WM8996_AIF2TX_TEST] = 0x1,
159 [WM8996_DSP1_TX_LEFT_VOLUME] = 0xc0,
160 [WM8996_DSP1_TX_RIGHT_VOLUME] = 0xc0,
161 [WM8996_DSP1_RX_LEFT_VOLUME] = 0xc0,
162 [WM8996_DSP1_RX_RIGHT_VOLUME] = 0xc0,
163 [WM8996_DSP1_TX_FILTERS] = 0x2000,
164 [WM8996_DSP1_RX_FILTERS_1] = 0x200,
165 [WM8996_DSP1_RX_FILTERS_2] = 0x10,
166 [WM8996_DSP1_DRC_1] = 0x98,
167 [WM8996_DSP1_DRC_2] = 0x845,
168 [WM8996_DSP1_RX_EQ_GAINS_1] = 0x6318,
169 [WM8996_DSP1_RX_EQ_GAINS_2] = 0x6300,
170 [WM8996_DSP1_RX_EQ_BAND_1_A] = 0xfca,
171 [WM8996_DSP1_RX_EQ_BAND_1_B] = 0x400,
172 [WM8996_DSP1_RX_EQ_BAND_1_PG] = 0xd8,
173 [WM8996_DSP1_RX_EQ_BAND_2_A] = 0x1eb5,
174 [WM8996_DSP1_RX_EQ_BAND_2_B] = 0xf145,
175 [WM8996_DSP1_RX_EQ_BAND_2_C] = 0xb75,
176 [WM8996_DSP1_RX_EQ_BAND_2_PG] = 0x1c5,
177 [WM8996_DSP1_RX_EQ_BAND_3_A] = 0x1c58,
178 [WM8996_DSP1_RX_EQ_BAND_3_B] = 0xf373,
179 [WM8996_DSP1_RX_EQ_BAND_3_C] = 0xa54,
180 [WM8996_DSP1_RX_EQ_BAND_3_PG] = 0x558,
181 [WM8996_DSP1_RX_EQ_BAND_4_A] = 0x168e,
182 [WM8996_DSP1_RX_EQ_BAND_4_B] = 0xf829,
183 [WM8996_DSP1_RX_EQ_BAND_4_C] = 0x7ad,
184 [WM8996_DSP1_RX_EQ_BAND_4_PG] = 0x1103,
185 [WM8996_DSP1_RX_EQ_BAND_5_A] = 0x564,
186 [WM8996_DSP1_RX_EQ_BAND_5_B] = 0x559,
187 [WM8996_DSP1_RX_EQ_BAND_5_PG] = 0x4000,
188 [WM8996_DSP2_TX_LEFT_VOLUME] = 0xc0,
189 [WM8996_DSP2_TX_RIGHT_VOLUME] = 0xc0,
190 [WM8996_DSP2_RX_LEFT_VOLUME] = 0xc0,
191 [WM8996_DSP2_RX_RIGHT_VOLUME] = 0xc0,
192 [WM8996_DSP2_TX_FILTERS] = 0x2000,
193 [WM8996_DSP2_RX_FILTERS_1] = 0x200,
194 [WM8996_DSP2_RX_FILTERS_2] = 0x10,
195 [WM8996_DSP2_DRC_1] = 0x98,
196 [WM8996_DSP2_DRC_2] = 0x845,
197 [WM8996_DSP2_RX_EQ_GAINS_1] = 0x6318,
198 [WM8996_DSP2_RX_EQ_GAINS_2] = 0x6300,
199 [WM8996_DSP2_RX_EQ_BAND_1_A] = 0xfca,
200 [WM8996_DSP2_RX_EQ_BAND_1_B] = 0x400,
201 [WM8996_DSP2_RX_EQ_BAND_1_PG] = 0xd8,
202 [WM8996_DSP2_RX_EQ_BAND_2_A] = 0x1eb5,
203 [WM8996_DSP2_RX_EQ_BAND_2_B] = 0xf145,
204 [WM8996_DSP2_RX_EQ_BAND_2_C] = 0xb75,
205 [WM8996_DSP2_RX_EQ_BAND_2_PG] = 0x1c5,
206 [WM8996_DSP2_RX_EQ_BAND_3_A] = 0x1c58,
207 [WM8996_DSP2_RX_EQ_BAND_3_B] = 0xf373,
208 [WM8996_DSP2_RX_EQ_BAND_3_C] = 0xa54,
209 [WM8996_DSP2_RX_EQ_BAND_3_PG] = 0x558,
210 [WM8996_DSP2_RX_EQ_BAND_4_A] = 0x168e,
211 [WM8996_DSP2_RX_EQ_BAND_4_B] = 0xf829,
212 [WM8996_DSP2_RX_EQ_BAND_4_C] = 0x7ad,
213 [WM8996_DSP2_RX_EQ_BAND_4_PG] = 0x1103,
214 [WM8996_DSP2_RX_EQ_BAND_5_A] = 0x564,
215 [WM8996_DSP2_RX_EQ_BAND_5_B] = 0x559,
216 [WM8996_DSP2_RX_EQ_BAND_5_PG] = 0x4000,
217 [WM8996_OVERSAMPLING] = 0xd,
218 [WM8996_SIDETONE] = 0x1040,
219 [WM8996_GPIO_1] = 0xa101,
220 [WM8996_GPIO_2] = 0xa101,
221 [WM8996_GPIO_3] = 0xa101,
222 [WM8996_GPIO_4] = 0xa101,
223 [WM8996_GPIO_5] = 0xa101,
224 [WM8996_PULL_CONTROL_2] = 0x140,
225 [WM8996_INTERRUPT_STATUS_1_MASK] = 0x1f,
226 [WM8996_INTERRUPT_STATUS_2_MASK] = 0x1ecf,
227 [WM8996_RIGHT_PDM_SPEAKER] = 0x1,
228 [WM8996_PDM_SPEAKER_MUTE_SEQUENCE] = 0x69,
229 [WM8996_PDM_SPEAKER_VOLUME] = 0x66,
230 [WM8996_WRITE_SEQUENCER_0] = 0x1,
231 [WM8996_WRITE_SEQUENCER_1] = 0x1,
232 [WM8996_WRITE_SEQUENCER_3] = 0x6,
233 [WM8996_WRITE_SEQUENCER_4] = 0x40,
234 [WM8996_WRITE_SEQUENCER_5] = 0x1,
235 [WM8996_WRITE_SEQUENCER_6] = 0xf,
236 [WM8996_WRITE_SEQUENCER_7] = 0x6,
237 [WM8996_WRITE_SEQUENCER_8] = 0x1,
238 [WM8996_WRITE_SEQUENCER_9] = 0x3,
239 [WM8996_WRITE_SEQUENCER_10] = 0x104,
240 [WM8996_WRITE_SEQUENCER_12] = 0x60,
241 [WM8996_WRITE_SEQUENCER_13] = 0x11,
242 [WM8996_WRITE_SEQUENCER_14] = 0x401,
243 [WM8996_WRITE_SEQUENCER_16] = 0x50,
244 [WM8996_WRITE_SEQUENCER_17] = 0x3,
245 [WM8996_WRITE_SEQUENCER_18] = 0x100,
246 [WM8996_WRITE_SEQUENCER_20] = 0x51,
247 [WM8996_WRITE_SEQUENCER_21] = 0x3,
248 [WM8996_WRITE_SEQUENCER_22] = 0x104,
249 [WM8996_WRITE_SEQUENCER_23] = 0xa,
250 [WM8996_WRITE_SEQUENCER_24] = 0x60,
251 [WM8996_WRITE_SEQUENCER_25] = 0x3b,
252 [WM8996_WRITE_SEQUENCER_26] = 0x502,
253 [WM8996_WRITE_SEQUENCER_27] = 0x100,
254 [WM8996_WRITE_SEQUENCER_28] = 0x2fff,
255 [WM8996_WRITE_SEQUENCER_32] = 0x2fff,
256 [WM8996_WRITE_SEQUENCER_36] = 0x2fff,
257 [WM8996_WRITE_SEQUENCER_40] = 0x2fff,
258 [WM8996_WRITE_SEQUENCER_44] = 0x2fff,
259 [WM8996_WRITE_SEQUENCER_48] = 0x2fff,
260 [WM8996_WRITE_SEQUENCER_52] = 0x2fff,
261 [WM8996_WRITE_SEQUENCER_56] = 0x2fff,
262 [WM8996_WRITE_SEQUENCER_60] = 0x2fff,
263 [WM8996_WRITE_SEQUENCER_64] = 0x1,
264 [WM8996_WRITE_SEQUENCER_65] = 0x1,
265 [WM8996_WRITE_SEQUENCER_67] = 0x6,
266 [WM8996_WRITE_SEQUENCER_68] = 0x40,
267 [WM8996_WRITE_SEQUENCER_69] = 0x1,
268 [WM8996_WRITE_SEQUENCER_70] = 0xf,
269 [WM8996_WRITE_SEQUENCER_71] = 0x6,
270 [WM8996_WRITE_SEQUENCER_72] = 0x1,
271 [WM8996_WRITE_SEQUENCER_73] = 0x3,
272 [WM8996_WRITE_SEQUENCER_74] = 0x104,
273 [WM8996_WRITE_SEQUENCER_76] = 0x60,
274 [WM8996_WRITE_SEQUENCER_77] = 0x11,
275 [WM8996_WRITE_SEQUENCER_78] = 0x401,
276 [WM8996_WRITE_SEQUENCER_80] = 0x50,
277 [WM8996_WRITE_SEQUENCER_81] = 0x3,
278 [WM8996_WRITE_SEQUENCER_82] = 0x100,
279 [WM8996_WRITE_SEQUENCER_84] = 0x60,
280 [WM8996_WRITE_SEQUENCER_85] = 0x3b,
281 [WM8996_WRITE_SEQUENCER_86] = 0x502,
282 [WM8996_WRITE_SEQUENCER_87] = 0x100,
283 [WM8996_WRITE_SEQUENCER_88] = 0x2fff,
284 [WM8996_WRITE_SEQUENCER_92] = 0x2fff,
285 [WM8996_WRITE_SEQUENCER_96] = 0x2fff,
286 [WM8996_WRITE_SEQUENCER_100] = 0x2fff,
287 [WM8996_WRITE_SEQUENCER_104] = 0x2fff,
288 [WM8996_WRITE_SEQUENCER_108] = 0x2fff,
289 [WM8996_WRITE_SEQUENCER_112] = 0x2fff,
290 [WM8996_WRITE_SEQUENCER_116] = 0x2fff,
291 [WM8996_WRITE_SEQUENCER_120] = 0x2fff,
292 [WM8996_WRITE_SEQUENCER_124] = 0x2fff,
293 [WM8996_WRITE_SEQUENCER_128] = 0x1,
294 [WM8996_WRITE_SEQUENCER_129] = 0x1,
295 [WM8996_WRITE_SEQUENCER_131] = 0x6,
296 [WM8996_WRITE_SEQUENCER_132] = 0x40,
297 [WM8996_WRITE_SEQUENCER_133] = 0x1,
298 [WM8996_WRITE_SEQUENCER_134] = 0xf,
299 [WM8996_WRITE_SEQUENCER_135] = 0x6,
300 [WM8996_WRITE_SEQUENCER_136] = 0x1,
301 [WM8996_WRITE_SEQUENCER_137] = 0x3,
302 [WM8996_WRITE_SEQUENCER_138] = 0x106,
303 [WM8996_WRITE_SEQUENCER_140] = 0x61,
304 [WM8996_WRITE_SEQUENCER_141] = 0x11,
305 [WM8996_WRITE_SEQUENCER_142] = 0x401,
306 [WM8996_WRITE_SEQUENCER_144] = 0x50,
307 [WM8996_WRITE_SEQUENCER_145] = 0x3,
308 [WM8996_WRITE_SEQUENCER_146] = 0x102,
309 [WM8996_WRITE_SEQUENCER_148] = 0x51,
310 [WM8996_WRITE_SEQUENCER_149] = 0x3,
311 [WM8996_WRITE_SEQUENCER_150] = 0x106,
312 [WM8996_WRITE_SEQUENCER_151] = 0xa,
313 [WM8996_WRITE_SEQUENCER_152] = 0x61,
314 [WM8996_WRITE_SEQUENCER_153] = 0x3b,
315 [WM8996_WRITE_SEQUENCER_154] = 0x502,
316 [WM8996_WRITE_SEQUENCER_155] = 0x100,
317 [WM8996_WRITE_SEQUENCER_156] = 0x2fff,
318 [WM8996_WRITE_SEQUENCER_160] = 0x2fff,
319 [WM8996_WRITE_SEQUENCER_164] = 0x2fff,
320 [WM8996_WRITE_SEQUENCER_168] = 0x2fff,
321 [WM8996_WRITE_SEQUENCER_172] = 0x2fff,
322 [WM8996_WRITE_SEQUENCER_176] = 0x2fff,
323 [WM8996_WRITE_SEQUENCER_180] = 0x2fff,
324 [WM8996_WRITE_SEQUENCER_184] = 0x2fff,
325 [WM8996_WRITE_SEQUENCER_188] = 0x2fff,
326 [WM8996_WRITE_SEQUENCER_192] = 0x1,
327 [WM8996_WRITE_SEQUENCER_193] = 0x1,
328 [WM8996_WRITE_SEQUENCER_195] = 0x6,
329 [WM8996_WRITE_SEQUENCER_196] = 0x40,
330 [WM8996_WRITE_SEQUENCER_197] = 0x1,
331 [WM8996_WRITE_SEQUENCER_198] = 0xf,
332 [WM8996_WRITE_SEQUENCER_199] = 0x6,
333 [WM8996_WRITE_SEQUENCER_200] = 0x1,
334 [WM8996_WRITE_SEQUENCER_201] = 0x3,
335 [WM8996_WRITE_SEQUENCER_202] = 0x106,
336 [WM8996_WRITE_SEQUENCER_204] = 0x61,
337 [WM8996_WRITE_SEQUENCER_205] = 0x11,
338 [WM8996_WRITE_SEQUENCER_206] = 0x401,
339 [WM8996_WRITE_SEQUENCER_208] = 0x50,
340 [WM8996_WRITE_SEQUENCER_209] = 0x3,
341 [WM8996_WRITE_SEQUENCER_210] = 0x102,
342 [WM8996_WRITE_SEQUENCER_212] = 0x61,
343 [WM8996_WRITE_SEQUENCER_213] = 0x3b,
344 [WM8996_WRITE_SEQUENCER_214] = 0x502,
345 [WM8996_WRITE_SEQUENCER_215] = 0x100,
346 [WM8996_WRITE_SEQUENCER_216] = 0x2fff,
347 [WM8996_WRITE_SEQUENCER_220] = 0x2fff,
348 [WM8996_WRITE_SEQUENCER_224] = 0x2fff,
349 [WM8996_WRITE_SEQUENCER_228] = 0x2fff,
350 [WM8996_WRITE_SEQUENCER_232] = 0x2fff,
351 [WM8996_WRITE_SEQUENCER_236] = 0x2fff,
352 [WM8996_WRITE_SEQUENCER_240] = 0x2fff,
353 [WM8996_WRITE_SEQUENCER_244] = 0x2fff,
354 [WM8996_WRITE_SEQUENCER_248] = 0x2fff,
355 [WM8996_WRITE_SEQUENCER_252] = 0x2fff,
356 [WM8996_WRITE_SEQUENCER_256] = 0x60,
357 [WM8996_WRITE_SEQUENCER_258] = 0x601,
358 [WM8996_WRITE_SEQUENCER_260] = 0x50,
359 [WM8996_WRITE_SEQUENCER_262] = 0x100,
360 [WM8996_WRITE_SEQUENCER_264] = 0x1,
361 [WM8996_WRITE_SEQUENCER_266] = 0x104,
362 [WM8996_WRITE_SEQUENCER_267] = 0x100,
363 [WM8996_WRITE_SEQUENCER_268] = 0x2fff,
364 [WM8996_WRITE_SEQUENCER_272] = 0x2fff,
365 [WM8996_WRITE_SEQUENCER_276] = 0x2fff,
366 [WM8996_WRITE_SEQUENCER_280] = 0x2fff,
367 [WM8996_WRITE_SEQUENCER_284] = 0x2fff,
368 [WM8996_WRITE_SEQUENCER_288] = 0x2fff,
369 [WM8996_WRITE_SEQUENCER_292] = 0x2fff,
370 [WM8996_WRITE_SEQUENCER_296] = 0x2fff,
371 [WM8996_WRITE_SEQUENCER_300] = 0x2fff,
372 [WM8996_WRITE_SEQUENCER_304] = 0x2fff,
373 [WM8996_WRITE_SEQUENCER_308] = 0x2fff,
374 [WM8996_WRITE_SEQUENCER_312] = 0x2fff,
375 [WM8996_WRITE_SEQUENCER_316] = 0x2fff,
376 [WM8996_WRITE_SEQUENCER_320] = 0x61,
377 [WM8996_WRITE_SEQUENCER_322] = 0x601,
378 [WM8996_WRITE_SEQUENCER_324] = 0x50,
379 [WM8996_WRITE_SEQUENCER_326] = 0x102,
380 [WM8996_WRITE_SEQUENCER_328] = 0x1,
381 [WM8996_WRITE_SEQUENCER_330] = 0x106,
382 [WM8996_WRITE_SEQUENCER_331] = 0x100,
383 [WM8996_WRITE_SEQUENCER_332] = 0x2fff,
384 [WM8996_WRITE_SEQUENCER_336] = 0x2fff,
385 [WM8996_WRITE_SEQUENCER_340] = 0x2fff,
386 [WM8996_WRITE_SEQUENCER_344] = 0x2fff,
387 [WM8996_WRITE_SEQUENCER_348] = 0x2fff,
388 [WM8996_WRITE_SEQUENCER_352] = 0x2fff,
389 [WM8996_WRITE_SEQUENCER_356] = 0x2fff,
390 [WM8996_WRITE_SEQUENCER_360] = 0x2fff,
391 [WM8996_WRITE_SEQUENCER_364] = 0x2fff,
392 [WM8996_WRITE_SEQUENCER_368] = 0x2fff,
393 [WM8996_WRITE_SEQUENCER_372] = 0x2fff,
394 [WM8996_WRITE_SEQUENCER_376] = 0x2fff,
395 [WM8996_WRITE_SEQUENCER_380] = 0x2fff,
396 [WM8996_WRITE_SEQUENCER_384] = 0x60,
397 [WM8996_WRITE_SEQUENCER_386] = 0x601,
398 [WM8996_WRITE_SEQUENCER_388] = 0x61,
399 [WM8996_WRITE_SEQUENCER_390] = 0x601,
400 [WM8996_WRITE_SEQUENCER_392] = 0x50,
401 [WM8996_WRITE_SEQUENCER_394] = 0x300,
402 [WM8996_WRITE_SEQUENCER_396] = 0x1,
403 [WM8996_WRITE_SEQUENCER_398] = 0x304,
404 [WM8996_WRITE_SEQUENCER_400] = 0x40,
405 [WM8996_WRITE_SEQUENCER_402] = 0xf,
406 [WM8996_WRITE_SEQUENCER_404] = 0x1,
407 [WM8996_WRITE_SEQUENCER_407] = 0x100,
408};
409
410static const DECLARE_TLV_DB_SCALE(inpga_tlv, 0, 100, 0);
411static const DECLARE_TLV_DB_SCALE(sidetone_tlv, -3600, 150, 0);
412static const DECLARE_TLV_DB_SCALE(digital_tlv, -7200, 75, 1);
413static const DECLARE_TLV_DB_SCALE(out_digital_tlv, -1200, 150, 0);
414static const DECLARE_TLV_DB_SCALE(out_tlv, -900, 75, 0);
415static const DECLARE_TLV_DB_SCALE(spk_tlv, -900, 150, 0);
416static const DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0);
417
418static const char *sidetone_hpf_text[] = {
419 "2.9kHz", "1.5kHz", "735Hz", "403Hz", "196Hz", "98Hz", "49Hz"
420};
421
422static const struct soc_enum sidetone_hpf =
423 SOC_ENUM_SINGLE(WM8996_SIDETONE, 7, 6, sidetone_hpf_text);
424
425static const char *hpf_mode_text[] = {
426 "HiFi", "Custom", "Voice"
427};
428
429static const struct soc_enum dsp1tx_hpf_mode =
430 SOC_ENUM_SINGLE(WM8996_DSP1_TX_FILTERS, 3, 3, hpf_mode_text);
431
432static const struct soc_enum dsp2tx_hpf_mode =
433 SOC_ENUM_SINGLE(WM8996_DSP2_TX_FILTERS, 3, 3, hpf_mode_text);
434
435static const char *hpf_cutoff_text[] = {
436 "50Hz", "75Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz"
437};
438
439static const struct soc_enum dsp1tx_hpf_cutoff =
440 SOC_ENUM_SINGLE(WM8996_DSP1_TX_FILTERS, 0, 7, hpf_cutoff_text);
441
442static const struct soc_enum dsp2tx_hpf_cutoff =
443 SOC_ENUM_SINGLE(WM8996_DSP2_TX_FILTERS, 0, 7, hpf_cutoff_text);
444
445static void wm8996_set_retune_mobile(struct snd_soc_codec *codec, int block)
446{
447 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec);
448 struct wm8996_pdata *pdata = &wm8996->pdata;
449 int base, best, best_val, save, i, cfg, iface;
450
451 if (!wm8996->num_retune_mobile_texts)
452 return;
453
454 switch (block) {
455 case 0:
456 base = WM8996_DSP1_RX_EQ_GAINS_1;
457 if (snd_soc_read(codec, WM8996_POWER_MANAGEMENT_8) &
458 WM8996_DSP1RX_SRC)
459 iface = 1;
460 else
461 iface = 0;
462 break;
463 case 1:
464 base = WM8996_DSP1_RX_EQ_GAINS_2;
465 if (snd_soc_read(codec, WM8996_POWER_MANAGEMENT_8) &
466 WM8996_DSP2RX_SRC)
467 iface = 1;
468 else
469 iface = 0;
470 break;
471 default:
472 return;
473 }
474
475 /* Find the version of the currently selected configuration
476 * with the nearest sample rate. */
477 cfg = wm8996->retune_mobile_cfg[block];
478 best = 0;
479 best_val = INT_MAX;
480 for (i = 0; i < pdata->num_retune_mobile_cfgs; i++) {
481 if (strcmp(pdata->retune_mobile_cfgs[i].name,
482 wm8996->retune_mobile_texts[cfg]) == 0 &&
483 abs(pdata->retune_mobile_cfgs[i].rate
484 - wm8996->rx_rate[iface]) < best_val) {
485 best = i;
486 best_val = abs(pdata->retune_mobile_cfgs[i].rate
487 - wm8996->rx_rate[iface]);
488 }
489 }
490
491 dev_dbg(codec->dev, "ReTune Mobile %d %s/%dHz for %dHz sample rate\n",
492 block,
493 pdata->retune_mobile_cfgs[best].name,
494 pdata->retune_mobile_cfgs[best].rate,
495 wm8996->rx_rate[iface]);
496
497 /* The EQ will be disabled while reconfiguring it, remember the
498 * current configuration.
499 */
500 save = snd_soc_read(codec, base);
501 save &= WM8996_DSP1RX_EQ_ENA;
502
503 for (i = 0; i < ARRAY_SIZE(pdata->retune_mobile_cfgs[best].regs); i++)
504 snd_soc_update_bits(codec, base + i, 0xffff,
505 pdata->retune_mobile_cfgs[best].regs[i]);
506
507 snd_soc_update_bits(codec, base, WM8996_DSP1RX_EQ_ENA, save);
508}
509
510/* Icky as hell but saves code duplication */
511static int wm8996_get_retune_mobile_block(const char *name)
512{
513 if (strcmp(name, "DSP1 EQ Mode") == 0)
514 return 0;
515 if (strcmp(name, "DSP2 EQ Mode") == 0)
516 return 1;
517 return -EINVAL;
518}
519
520static int wm8996_put_retune_mobile_enum(struct snd_kcontrol *kcontrol,
521 struct snd_ctl_elem_value *ucontrol)
522{
523 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
524 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec);
525 struct wm8996_pdata *pdata = &wm8996->pdata;
526 int block = wm8996_get_retune_mobile_block(kcontrol->id.name);
527 int value = ucontrol->value.integer.value[0];
528
529 if (block < 0)
530 return block;
531
532 if (value >= pdata->num_retune_mobile_cfgs)
533 return -EINVAL;
534
535 wm8996->retune_mobile_cfg[block] = value;
536
537 wm8996_set_retune_mobile(codec, block);
538
539 return 0;
540}
541
542static int wm8996_get_retune_mobile_enum(struct snd_kcontrol *kcontrol,
543 struct snd_ctl_elem_value *ucontrol)
544{
545 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
546 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec);
547 int block = wm8996_get_retune_mobile_block(kcontrol->id.name);
548
549 ucontrol->value.enumerated.item[0] = wm8996->retune_mobile_cfg[block];
550
551 return 0;
552}
553
554static const struct snd_kcontrol_new wm8996_snd_controls[] = {
555SOC_DOUBLE_R_TLV("Capture Volume", WM8996_LEFT_LINE_INPUT_VOLUME,
556 WM8996_RIGHT_LINE_INPUT_VOLUME, 0, 31, 0, inpga_tlv),
557SOC_DOUBLE_R("Capture ZC Switch", WM8996_LEFT_LINE_INPUT_VOLUME,
558 WM8996_RIGHT_LINE_INPUT_VOLUME, 5, 1, 0),
559
560SOC_DOUBLE_TLV("DAC1 Sidetone Volume", WM8996_DAC1_MIXER_VOLUMES,
561 0, 5, 24, 0, sidetone_tlv),
562SOC_DOUBLE_TLV("DAC2 Sidetone Volume", WM8996_DAC2_MIXER_VOLUMES,
563 0, 5, 24, 0, sidetone_tlv),
564SOC_SINGLE("Sidetone LPF Switch", WM8996_SIDETONE, 12, 1, 0),
565SOC_ENUM("Sidetone HPF Cut-off", sidetone_hpf),
566SOC_SINGLE("Sidetone HPF Switch", WM8996_SIDETONE, 6, 1, 0),
567
568SOC_DOUBLE_R_TLV("DSP1 Capture Volume", WM8996_DSP1_TX_LEFT_VOLUME,
569 WM8996_DSP1_TX_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
570SOC_DOUBLE_R_TLV("DSP2 Capture Volume", WM8996_DSP2_TX_LEFT_VOLUME,
571 WM8996_DSP2_TX_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
572
573SOC_SINGLE("DSP1 Capture Notch Filter Switch", WM8996_DSP1_TX_FILTERS,
574 13, 1, 0),
575SOC_DOUBLE("DSP1 Capture HPF Switch", WM8996_DSP1_TX_FILTERS, 12, 11, 1, 0),
576SOC_ENUM("DSP1 Capture HPF Mode", dsp1tx_hpf_mode),
577SOC_ENUM("DSP1 Capture HPF Cutoff", dsp1tx_hpf_cutoff),
578
579SOC_SINGLE("DSP2 Capture Notch Filter Switch", WM8996_DSP2_TX_FILTERS,
580 13, 1, 0),
581SOC_DOUBLE("DSP2 Capture HPF Switch", WM8996_DSP2_TX_FILTERS, 12, 11, 1, 0),
582SOC_ENUM("DSP2 Capture HPF Mode", dsp2tx_hpf_mode),
583SOC_ENUM("DSP2 Capture HPF Cutoff", dsp2tx_hpf_cutoff),
584
585SOC_DOUBLE_R_TLV("DSP1 Playback Volume", WM8996_DSP1_RX_LEFT_VOLUME,
586 WM8996_DSP1_RX_RIGHT_VOLUME, 1, 112, 0, digital_tlv),
587SOC_SINGLE("DSP1 Playback Switch", WM8996_DSP1_RX_FILTERS_1, 9, 1, 1),
588
589SOC_DOUBLE_R_TLV("DSP2 Playback Volume", WM8996_DSP2_RX_LEFT_VOLUME,
590 WM8996_DSP2_RX_RIGHT_VOLUME, 1, 112, 0, digital_tlv),
591SOC_SINGLE("DSP2 Playback Switch", WM8996_DSP2_RX_FILTERS_1, 9, 1, 1),
592
593SOC_DOUBLE_R_TLV("DAC1 Volume", WM8996_DAC1_LEFT_VOLUME,
594 WM8996_DAC1_RIGHT_VOLUME, 1, 112, 0, digital_tlv),
595SOC_DOUBLE_R("DAC1 Switch", WM8996_DAC1_LEFT_VOLUME,
596 WM8996_DAC1_RIGHT_VOLUME, 9, 1, 1),
597
598SOC_DOUBLE_R_TLV("DAC2 Volume", WM8996_DAC2_LEFT_VOLUME,
599 WM8996_DAC2_RIGHT_VOLUME, 1, 112, 0, digital_tlv),
600SOC_DOUBLE_R("DAC2 Switch", WM8996_DAC2_LEFT_VOLUME,
601 WM8996_DAC2_RIGHT_VOLUME, 9, 1, 1),
602
603SOC_SINGLE("Speaker High Performance Switch", WM8996_OVERSAMPLING, 3, 1, 0),
604SOC_SINGLE("DMIC High Performance Switch", WM8996_OVERSAMPLING, 2, 1, 0),
605SOC_SINGLE("ADC High Performance Switch", WM8996_OVERSAMPLING, 1, 1, 0),
606SOC_SINGLE("DAC High Performance Switch", WM8996_OVERSAMPLING, 0, 1, 0),
607
608SOC_SINGLE("DAC Soft Mute Switch", WM8996_DAC_SOFTMUTE, 1, 1, 0),
609SOC_SINGLE("DAC Slow Soft Mute Switch", WM8996_DAC_SOFTMUTE, 0, 1, 0),
610
611SOC_DOUBLE_TLV("Digital Output 1 Volume", WM8996_DAC1_HPOUT1_VOLUME, 0, 4,
612 8, 0, out_digital_tlv),
613SOC_DOUBLE_TLV("Digital Output 2 Volume", WM8996_DAC2_HPOUT2_VOLUME, 0, 4,
614 8, 0, out_digital_tlv),
615
616SOC_DOUBLE_R_TLV("Output 1 Volume", WM8996_OUTPUT1_LEFT_VOLUME,
617 WM8996_OUTPUT1_RIGHT_VOLUME, 0, 12, 0, out_tlv),
618SOC_DOUBLE_R("Output 1 ZC Switch", WM8996_OUTPUT1_LEFT_VOLUME,
619 WM8996_OUTPUT1_RIGHT_VOLUME, 7, 1, 0),
620
621SOC_DOUBLE_R_TLV("Output 2 Volume", WM8996_OUTPUT2_LEFT_VOLUME,
622 WM8996_OUTPUT2_RIGHT_VOLUME, 0, 12, 0, out_tlv),
623SOC_DOUBLE_R("Output 2 ZC Switch", WM8996_OUTPUT2_LEFT_VOLUME,
624 WM8996_OUTPUT2_RIGHT_VOLUME, 7, 1, 0),
625
626SOC_DOUBLE_TLV("Speaker Volume", WM8996_PDM_SPEAKER_VOLUME, 0, 4, 8, 0,
627 spk_tlv),
628SOC_DOUBLE_R("Speaker Switch", WM8996_LEFT_PDM_SPEAKER,
629 WM8996_RIGHT_PDM_SPEAKER, 3, 1, 1),
630SOC_DOUBLE_R("Speaker ZC Switch", WM8996_LEFT_PDM_SPEAKER,
631 WM8996_RIGHT_PDM_SPEAKER, 2, 1, 0),
632
633SOC_SINGLE("DSP1 EQ Switch", WM8996_DSP1_RX_EQ_GAINS_1, 0, 1, 0),
634SOC_SINGLE("DSP2 EQ Switch", WM8996_DSP2_RX_EQ_GAINS_1, 0, 1, 0),
635};
636
637static const struct snd_kcontrol_new wm8996_eq_controls[] = {
638SOC_SINGLE_TLV("DSP1 EQ B1 Volume", WM8996_DSP1_RX_EQ_GAINS_1, 11, 31, 0,
639 eq_tlv),
640SOC_SINGLE_TLV("DSP1 EQ B2 Volume", WM8996_DSP1_RX_EQ_GAINS_1, 6, 31, 0,
641 eq_tlv),
642SOC_SINGLE_TLV("DSP1 EQ B3 Volume", WM8996_DSP1_RX_EQ_GAINS_1, 1, 31, 0,
643 eq_tlv),
644SOC_SINGLE_TLV("DSP1 EQ B4 Volume", WM8996_DSP1_RX_EQ_GAINS_2, 11, 31, 0,
645 eq_tlv),
646SOC_SINGLE_TLV("DSP1 EQ B5 Volume", WM8996_DSP1_RX_EQ_GAINS_2, 6, 31, 0,
647 eq_tlv),
648
649SOC_SINGLE_TLV("DSP2 EQ B1 Volume", WM8996_DSP2_RX_EQ_GAINS_1, 11, 31, 0,
650 eq_tlv),
651SOC_SINGLE_TLV("DSP2 EQ B2 Volume", WM8996_DSP2_RX_EQ_GAINS_1, 6, 31, 0,
652 eq_tlv),
653SOC_SINGLE_TLV("DSP2 EQ B3 Volume", WM8996_DSP2_RX_EQ_GAINS_1, 1, 31, 0,
654 eq_tlv),
655SOC_SINGLE_TLV("DSP2 EQ B4 Volume", WM8996_DSP2_RX_EQ_GAINS_2, 11, 31, 0,
656 eq_tlv),
657SOC_SINGLE_TLV("DSP2 EQ B5 Volume", WM8996_DSP2_RX_EQ_GAINS_2, 6, 31, 0,
658 eq_tlv),
659};
660
661static int cp_event(struct snd_soc_dapm_widget *w,
662 struct snd_kcontrol *kcontrol, int event)
663{
664 switch (event) {
665 case SND_SOC_DAPM_POST_PMU:
666 msleep(5);
667 break;
668 default:
669 BUG();
670 return -EINVAL;
671 }
672
673 return 0;
674}
675
676static int rmv_short_event(struct snd_soc_dapm_widget *w,
677 struct snd_kcontrol *kcontrol, int event)
678{
679 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(w->codec);
680
681 /* Record which outputs we enabled */
682 switch (event) {
683 case SND_SOC_DAPM_PRE_PMD:
684 wm8996->hpout_pending &= ~w->shift;
685 break;
686 case SND_SOC_DAPM_PRE_PMU:
687 wm8996->hpout_pending |= w->shift;
688 break;
689 default:
690 BUG();
691 return -EINVAL;
692 }
693
694 return 0;
695}
696
697static void wait_for_dc_servo(struct snd_soc_codec *codec, u16 mask)
698{
699 struct i2c_client *i2c = to_i2c_client(codec->dev);
700 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec);
701 int i, ret;
702 unsigned long timeout = 200;
703
704 snd_soc_write(codec, WM8996_DC_SERVO_2, mask);
705
706 /* Use the interrupt if possible */
707 do {
708 if (i2c->irq) {
709 timeout = wait_for_completion_timeout(&wm8996->dcs_done,
710 msecs_to_jiffies(200));
711 if (timeout == 0)
712 dev_err(codec->dev, "DC servo timed out\n");
713
714 } else {
715 msleep(1);
716 if (--i) {
717 timeout = 0;
718 break;
719 }
720 }
721
722 ret = snd_soc_read(codec, WM8996_DC_SERVO_2);
723 dev_dbg(codec->dev, "DC servo state: %x\n", ret);
724 } while (ret & mask);
725
726 if (timeout == 0)
727 dev_err(codec->dev, "DC servo timed out for %x\n", mask);
728 else
729 dev_dbg(codec->dev, "DC servo complete for %x\n", mask);
730}
731
732static void wm8996_seq_notifier(struct snd_soc_dapm_context *dapm,
733 enum snd_soc_dapm_type event, int subseq)
734{
735 struct snd_soc_codec *codec = container_of(dapm,
736 struct snd_soc_codec, dapm);
737 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec);
738 u16 val, mask;
739
740 /* Complete any pending DC servo starts */
741 if (wm8996->dcs_pending) {
742 dev_dbg(codec->dev, "Starting DC servo for %x\n",
743 wm8996->dcs_pending);
744
745 /* Trigger a startup sequence */
746 wait_for_dc_servo(codec, wm8996->dcs_pending
747 << WM8996_DCS_TRIG_STARTUP_0_SHIFT);
748
749 wm8996->dcs_pending = 0;
750 }
751
752 if (wm8996->hpout_pending != wm8996->hpout_ena) {
753 dev_dbg(codec->dev, "Applying RMV_SHORTs %x->%x\n",
754 wm8996->hpout_ena, wm8996->hpout_pending);
755
756 val = 0;
757 mask = 0;
758 if (wm8996->hpout_pending & HPOUT1L) {
759 val |= WM8996_HPOUT1L_RMV_SHORT;
760 mask |= WM8996_HPOUT1L_RMV_SHORT;
761 } else {
762 mask |= WM8996_HPOUT1L_RMV_SHORT |
763 WM8996_HPOUT1L_OUTP |
764 WM8996_HPOUT1L_DLY;
765 }
766
767 if (wm8996->hpout_pending & HPOUT1R) {
768 val |= WM8996_HPOUT1R_RMV_SHORT;
769 mask |= WM8996_HPOUT1R_RMV_SHORT;
770 } else {
771 mask |= WM8996_HPOUT1R_RMV_SHORT |
772 WM8996_HPOUT1R_OUTP |
773 WM8996_HPOUT1R_DLY;
774 }
775
776 snd_soc_update_bits(codec, WM8996_ANALOGUE_HP_1, mask, val);
777
778 val = 0;
779 mask = 0;
780 if (wm8996->hpout_pending & HPOUT2L) {
781 val |= WM8996_HPOUT2L_RMV_SHORT;
782 mask |= WM8996_HPOUT2L_RMV_SHORT;
783 } else {
784 mask |= WM8996_HPOUT2L_RMV_SHORT |
785 WM8996_HPOUT2L_OUTP |
786 WM8996_HPOUT2L_DLY;
787 }
788
789 if (wm8996->hpout_pending & HPOUT2R) {
790 val |= WM8996_HPOUT2R_RMV_SHORT;
791 mask |= WM8996_HPOUT2R_RMV_SHORT;
792 } else {
793 mask |= WM8996_HPOUT2R_RMV_SHORT |
794 WM8996_HPOUT2R_OUTP |
795 WM8996_HPOUT2R_DLY;
796 }
797
798 snd_soc_update_bits(codec, WM8996_ANALOGUE_HP_2, mask, val);
799
800 wm8996->hpout_ena = wm8996->hpout_pending;
801 }
802}
803
804static int dcs_start(struct snd_soc_dapm_widget *w,
805 struct snd_kcontrol *kcontrol, int event)
806{
807 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(w->codec);
808
809 switch (event) {
810 case SND_SOC_DAPM_POST_PMU:
811 wm8996->dcs_pending |= 1 << w->shift;
812 break;
813 default:
814 BUG();
815 return -EINVAL;
816 }
817
818 return 0;
819}
820
821static const char *sidetone_text[] = {
822 "IN1", "IN2",
823};
824
825static const struct soc_enum left_sidetone_enum =
826 SOC_ENUM_SINGLE(WM8996_SIDETONE, 0, 2, sidetone_text);
827
828static const struct snd_kcontrol_new left_sidetone =
829 SOC_DAPM_ENUM("Left Sidetone", left_sidetone_enum);
830
831static const struct soc_enum right_sidetone_enum =
832 SOC_ENUM_SINGLE(WM8996_SIDETONE, 1, 2, sidetone_text);
833
834static const struct snd_kcontrol_new right_sidetone =
835 SOC_DAPM_ENUM("Right Sidetone", right_sidetone_enum);
836
837static const char *spk_text[] = {
838 "DAC1L", "DAC1R", "DAC2L", "DAC2R"
839};
840
841static const struct soc_enum spkl_enum =
842 SOC_ENUM_SINGLE(WM8996_LEFT_PDM_SPEAKER, 0, 4, spk_text);
843
844static const struct snd_kcontrol_new spkl_mux =
845 SOC_DAPM_ENUM("SPKL", spkl_enum);
846
847static const struct soc_enum spkr_enum =
848 SOC_ENUM_SINGLE(WM8996_RIGHT_PDM_SPEAKER, 0, 4, spk_text);
849
850static const struct snd_kcontrol_new spkr_mux =
851 SOC_DAPM_ENUM("SPKR", spkr_enum);
852
853static const char *dsp1rx_text[] = {
854 "AIF1", "AIF2"
855};
856
857static const struct soc_enum dsp1rx_enum =
858 SOC_ENUM_SINGLE(WM8996_POWER_MANAGEMENT_8, 0, 2, dsp1rx_text);
859
860static const struct snd_kcontrol_new dsp1rx =
861 SOC_DAPM_ENUM("DSP1RX", dsp1rx_enum);
862
863static const char *dsp2rx_text[] = {
864 "AIF2", "AIF1"
865};
866
867static const struct soc_enum dsp2rx_enum =
868 SOC_ENUM_SINGLE(WM8996_POWER_MANAGEMENT_8, 4, 2, dsp2rx_text);
869
870static const struct snd_kcontrol_new dsp2rx =
871 SOC_DAPM_ENUM("DSP2RX", dsp2rx_enum);
872
873static const char *aif2tx_text[] = {
874 "DSP2", "DSP1", "AIF1"
875};
876
877static const struct soc_enum aif2tx_enum =
878 SOC_ENUM_SINGLE(WM8996_POWER_MANAGEMENT_8, 6, 3, aif2tx_text);
879
880static const struct snd_kcontrol_new aif2tx =
881 SOC_DAPM_ENUM("AIF2TX", aif2tx_enum);
882
883static const char *inmux_text[] = {
884 "ADC", "DMIC1", "DMIC2"
885};
886
887static const struct soc_enum in1_enum =
888 SOC_ENUM_SINGLE(WM8996_POWER_MANAGEMENT_7, 0, 3, inmux_text);
889
890static const struct snd_kcontrol_new in1_mux =
891 SOC_DAPM_ENUM("IN1 Mux", in1_enum);
892
893static const struct soc_enum in2_enum =
894 SOC_ENUM_SINGLE(WM8996_POWER_MANAGEMENT_7, 4, 3, inmux_text);
895
896static const struct snd_kcontrol_new in2_mux =
897 SOC_DAPM_ENUM("IN2 Mux", in2_enum);
898
899static const struct snd_kcontrol_new dac2r_mix[] = {
900SOC_DAPM_SINGLE("Right Sidetone Switch", WM8996_DAC2_RIGHT_MIXER_ROUTING,
901 5, 1, 0),
902SOC_DAPM_SINGLE("Left Sidetone Switch", WM8996_DAC2_RIGHT_MIXER_ROUTING,
903 4, 1, 0),
904SOC_DAPM_SINGLE("DSP2 Switch", WM8996_DAC2_RIGHT_MIXER_ROUTING, 1, 1, 0),
905SOC_DAPM_SINGLE("DSP1 Switch", WM8996_DAC2_RIGHT_MIXER_ROUTING, 0, 1, 0),
906};
907
908static const struct snd_kcontrol_new dac2l_mix[] = {
909SOC_DAPM_SINGLE("Right Sidetone Switch", WM8996_DAC2_LEFT_MIXER_ROUTING,
910 5, 1, 0),
911SOC_DAPM_SINGLE("Left Sidetone Switch", WM8996_DAC2_LEFT_MIXER_ROUTING,
912 4, 1, 0),
913SOC_DAPM_SINGLE("DSP2 Switch", WM8996_DAC2_LEFT_MIXER_ROUTING, 1, 1, 0),
914SOC_DAPM_SINGLE("DSP1 Switch", WM8996_DAC2_LEFT_MIXER_ROUTING, 0, 1, 0),
915};
916
917static const struct snd_kcontrol_new dac1r_mix[] = {
918SOC_DAPM_SINGLE("Right Sidetone Switch", WM8996_DAC1_RIGHT_MIXER_ROUTING,
919 5, 1, 0),
920SOC_DAPM_SINGLE("Left Sidetone Switch", WM8996_DAC1_RIGHT_MIXER_ROUTING,
921 4, 1, 0),
922SOC_DAPM_SINGLE("DSP2 Switch", WM8996_DAC1_RIGHT_MIXER_ROUTING, 1, 1, 0),
923SOC_DAPM_SINGLE("DSP1 Switch", WM8996_DAC1_RIGHT_MIXER_ROUTING, 0, 1, 0),
924};
925
926static const struct snd_kcontrol_new dac1l_mix[] = {
927SOC_DAPM_SINGLE("Right Sidetone Switch", WM8996_DAC1_LEFT_MIXER_ROUTING,
928 5, 1, 0),
929SOC_DAPM_SINGLE("Left Sidetone Switch", WM8996_DAC1_LEFT_MIXER_ROUTING,
930 4, 1, 0),
931SOC_DAPM_SINGLE("DSP2 Switch", WM8996_DAC1_LEFT_MIXER_ROUTING, 1, 1, 0),
932SOC_DAPM_SINGLE("DSP1 Switch", WM8996_DAC1_LEFT_MIXER_ROUTING, 0, 1, 0),
933};
934
935static const struct snd_kcontrol_new dsp1txl[] = {
936SOC_DAPM_SINGLE("IN1 Switch", WM8996_DSP1_TX_LEFT_MIXER_ROUTING,
937 1, 1, 0),
938SOC_DAPM_SINGLE("DAC Switch", WM8996_DSP1_TX_LEFT_MIXER_ROUTING,
939 0, 1, 0),
940};
941
942static const struct snd_kcontrol_new dsp1txr[] = {
943SOC_DAPM_SINGLE("IN1 Switch", WM8996_DSP1_TX_RIGHT_MIXER_ROUTING,
944 1, 1, 0),
945SOC_DAPM_SINGLE("DAC Switch", WM8996_DSP1_TX_RIGHT_MIXER_ROUTING,
946 0, 1, 0),
947};
948
949static const struct snd_kcontrol_new dsp2txl[] = {
950SOC_DAPM_SINGLE("IN1 Switch", WM8996_DSP2_TX_LEFT_MIXER_ROUTING,
951 1, 1, 0),
952SOC_DAPM_SINGLE("DAC Switch", WM8996_DSP2_TX_LEFT_MIXER_ROUTING,
953 0, 1, 0),
954};
955
956static const struct snd_kcontrol_new dsp2txr[] = {
957SOC_DAPM_SINGLE("IN1 Switch", WM8996_DSP2_TX_RIGHT_MIXER_ROUTING,
958 1, 1, 0),
959SOC_DAPM_SINGLE("DAC Switch", WM8996_DSP2_TX_RIGHT_MIXER_ROUTING,
960 0, 1, 0),
961};
962
963
964static const struct snd_soc_dapm_widget wm8996_dapm_widgets[] = {
965SND_SOC_DAPM_INPUT("IN1LN"),
966SND_SOC_DAPM_INPUT("IN1LP"),
967SND_SOC_DAPM_INPUT("IN1RN"),
968SND_SOC_DAPM_INPUT("IN1RP"),
969
970SND_SOC_DAPM_INPUT("IN2LN"),
971SND_SOC_DAPM_INPUT("IN2LP"),
972SND_SOC_DAPM_INPUT("IN2RN"),
973SND_SOC_DAPM_INPUT("IN2RP"),
974
975SND_SOC_DAPM_INPUT("DMIC1DAT"),
976SND_SOC_DAPM_INPUT("DMIC2DAT"),
977
978SND_SOC_DAPM_SUPPLY_S("SYSCLK", 1, WM8996_AIF_CLOCKING_1, 0, 0, NULL, 0),
979SND_SOC_DAPM_SUPPLY_S("SYSDSPCLK", 2, WM8996_CLOCKING_1, 1, 0, NULL, 0),
980SND_SOC_DAPM_SUPPLY_S("AIFCLK", 2, WM8996_CLOCKING_1, 2, 0, NULL, 0),
981SND_SOC_DAPM_SUPPLY_S("Charge Pump", 2, WM8996_CHARGE_PUMP_1, 15, 0, cp_event,
982 SND_SOC_DAPM_POST_PMU),
983
984SND_SOC_DAPM_SUPPLY("LDO2", WM8996_POWER_MANAGEMENT_2, 1, 0, NULL, 0),
985SND_SOC_DAPM_MICBIAS("MICB2", WM8996_POWER_MANAGEMENT_1, 9, 0),
986SND_SOC_DAPM_MICBIAS("MICB1", WM8996_POWER_MANAGEMENT_1, 8, 0),
987
988SND_SOC_DAPM_PGA("IN1L PGA", WM8996_POWER_MANAGEMENT_2, 5, 0, NULL, 0),
989SND_SOC_DAPM_PGA("IN1R PGA", WM8996_POWER_MANAGEMENT_2, 4, 0, NULL, 0),
990
991SND_SOC_DAPM_MUX("IN1L Mux", SND_SOC_NOPM, 0, 0, &in1_mux),
992SND_SOC_DAPM_MUX("IN1R Mux", SND_SOC_NOPM, 0, 0, &in1_mux),
993SND_SOC_DAPM_MUX("IN2L Mux", SND_SOC_NOPM, 0, 0, &in2_mux),
994SND_SOC_DAPM_MUX("IN2R Mux", SND_SOC_NOPM, 0, 0, &in2_mux),
995
996SND_SOC_DAPM_PGA("IN1L", WM8996_POWER_MANAGEMENT_7, 2, 0, NULL, 0),
997SND_SOC_DAPM_PGA("IN1R", WM8996_POWER_MANAGEMENT_7, 3, 0, NULL, 0),
998SND_SOC_DAPM_PGA("IN2L", WM8996_POWER_MANAGEMENT_7, 6, 0, NULL, 0),
999SND_SOC_DAPM_PGA("IN2R", WM8996_POWER_MANAGEMENT_7, 7, 0, NULL, 0),
1000
1001SND_SOC_DAPM_SUPPLY("DMIC2", WM8996_POWER_MANAGEMENT_7, 9, 0, NULL, 0),
1002SND_SOC_DAPM_SUPPLY("DMIC1", WM8996_POWER_MANAGEMENT_7, 8, 0, NULL, 0),
1003
1004SND_SOC_DAPM_ADC("DMIC2L", NULL, WM8996_POWER_MANAGEMENT_3, 5, 0),
1005SND_SOC_DAPM_ADC("DMIC2R", NULL, WM8996_POWER_MANAGEMENT_3, 4, 0),
1006SND_SOC_DAPM_ADC("DMIC1L", NULL, WM8996_POWER_MANAGEMENT_3, 3, 0),
1007SND_SOC_DAPM_ADC("DMIC1R", NULL, WM8996_POWER_MANAGEMENT_3, 2, 0),
1008
1009SND_SOC_DAPM_ADC("ADCL", NULL, WM8996_POWER_MANAGEMENT_3, 1, 0),
1010SND_SOC_DAPM_ADC("ADCR", NULL, WM8996_POWER_MANAGEMENT_3, 0, 0),
1011
1012SND_SOC_DAPM_MUX("Left Sidetone", SND_SOC_NOPM, 0, 0, &left_sidetone),
1013SND_SOC_DAPM_MUX("Right Sidetone", SND_SOC_NOPM, 0, 0, &right_sidetone),
1014
1015SND_SOC_DAPM_AIF_IN("DSP2RXL", NULL, 0, WM8996_POWER_MANAGEMENT_3, 11, 0),
1016SND_SOC_DAPM_AIF_IN("DSP2RXR", NULL, 1, WM8996_POWER_MANAGEMENT_3, 10, 0),
1017SND_SOC_DAPM_AIF_IN("DSP1RXL", NULL, 0, WM8996_POWER_MANAGEMENT_3, 9, 0),
1018SND_SOC_DAPM_AIF_IN("DSP1RXR", NULL, 1, WM8996_POWER_MANAGEMENT_3, 8, 0),
1019
1020SND_SOC_DAPM_MIXER("DSP2TXL", WM8996_POWER_MANAGEMENT_5, 11, 0,
1021 dsp2txl, ARRAY_SIZE(dsp2txl)),
1022SND_SOC_DAPM_MIXER("DSP2TXR", WM8996_POWER_MANAGEMENT_5, 10, 0,
1023 dsp2txr, ARRAY_SIZE(dsp2txr)),
1024SND_SOC_DAPM_MIXER("DSP1TXL", WM8996_POWER_MANAGEMENT_5, 9, 0,
1025 dsp1txl, ARRAY_SIZE(dsp1txl)),
1026SND_SOC_DAPM_MIXER("DSP1TXR", WM8996_POWER_MANAGEMENT_5, 8, 0,
1027 dsp1txr, ARRAY_SIZE(dsp1txr)),
1028
1029SND_SOC_DAPM_MIXER("DAC2L Mixer", SND_SOC_NOPM, 0, 0,
1030 dac2l_mix, ARRAY_SIZE(dac2l_mix)),
1031SND_SOC_DAPM_MIXER("DAC2R Mixer", SND_SOC_NOPM, 0, 0,
1032 dac2r_mix, ARRAY_SIZE(dac2r_mix)),
1033SND_SOC_DAPM_MIXER("DAC1L Mixer", SND_SOC_NOPM, 0, 0,
1034 dac1l_mix, ARRAY_SIZE(dac1l_mix)),
1035SND_SOC_DAPM_MIXER("DAC1R Mixer", SND_SOC_NOPM, 0, 0,
1036 dac1r_mix, ARRAY_SIZE(dac1r_mix)),
1037
1038SND_SOC_DAPM_DAC("DAC2L", NULL, WM8996_POWER_MANAGEMENT_5, 3, 0),
1039SND_SOC_DAPM_DAC("DAC2R", NULL, WM8996_POWER_MANAGEMENT_5, 2, 0),
1040SND_SOC_DAPM_DAC("DAC1L", NULL, WM8996_POWER_MANAGEMENT_5, 1, 0),
1041SND_SOC_DAPM_DAC("DAC1R", NULL, WM8996_POWER_MANAGEMENT_5, 0, 0),
1042
1043SND_SOC_DAPM_AIF_IN("AIF2RX1", "AIF2 Playback", 1,
1044 WM8996_POWER_MANAGEMENT_4, 9, 0),
1045SND_SOC_DAPM_AIF_IN("AIF2RX0", "AIF2 Playback", 2,
1046 WM8996_POWER_MANAGEMENT_4, 8, 0),
1047
1048SND_SOC_DAPM_AIF_IN("AIF2TX1", "AIF2 Capture", 1,
1049 WM8996_POWER_MANAGEMENT_6, 9, 0),
1050SND_SOC_DAPM_AIF_IN("AIF2TX0", "AIF2 Capture", 2,
1051 WM8996_POWER_MANAGEMENT_6, 8, 0),
1052
1053SND_SOC_DAPM_AIF_IN("AIF1RX5", "AIF1 Playback", 5,
1054 WM8996_POWER_MANAGEMENT_4, 5, 0),
1055SND_SOC_DAPM_AIF_IN("AIF1RX4", "AIF1 Playback", 4,
1056 WM8996_POWER_MANAGEMENT_4, 4, 0),
1057SND_SOC_DAPM_AIF_IN("AIF1RX3", "AIF1 Playback", 3,
1058 WM8996_POWER_MANAGEMENT_4, 3, 0),
1059SND_SOC_DAPM_AIF_IN("AIF1RX2", "AIF1 Playback", 2,
1060 WM8996_POWER_MANAGEMENT_4, 2, 0),
1061SND_SOC_DAPM_AIF_IN("AIF1RX1", "AIF1 Playback", 1,
1062 WM8996_POWER_MANAGEMENT_4, 1, 0),
1063SND_SOC_DAPM_AIF_IN("AIF1RX0", "AIF1 Playback", 0,
1064 WM8996_POWER_MANAGEMENT_4, 0, 0),
1065
1066SND_SOC_DAPM_AIF_OUT("AIF1TX5", "AIF1 Capture", 5,
1067 WM8996_POWER_MANAGEMENT_6, 5, 0),
1068SND_SOC_DAPM_AIF_OUT("AIF1TX4", "AIF1 Capture", 4,
1069 WM8996_POWER_MANAGEMENT_6, 4, 0),
1070SND_SOC_DAPM_AIF_OUT("AIF1TX3", "AIF1 Capture", 3,
1071 WM8996_POWER_MANAGEMENT_6, 3, 0),
1072SND_SOC_DAPM_AIF_OUT("AIF1TX2", "AIF1 Capture", 2,
1073 WM8996_POWER_MANAGEMENT_6, 2, 0),
1074SND_SOC_DAPM_AIF_OUT("AIF1TX1", "AIF1 Capture", 1,
1075 WM8996_POWER_MANAGEMENT_6, 1, 0),
1076SND_SOC_DAPM_AIF_OUT("AIF1TX0", "AIF1 Capture", 0,
1077 WM8996_POWER_MANAGEMENT_6, 0, 0),
1078
1079/* We route as stereo pairs so define some dummy widgets to squash
1080 * things down for now. RXA = 0,1, RXB = 2,3 and so on */
1081SND_SOC_DAPM_PGA("AIF1RXA", SND_SOC_NOPM, 0, 0, NULL, 0),
1082SND_SOC_DAPM_PGA("AIF1RXB", SND_SOC_NOPM, 0, 0, NULL, 0),
1083SND_SOC_DAPM_PGA("AIF1RXC", SND_SOC_NOPM, 0, 0, NULL, 0),
1084SND_SOC_DAPM_PGA("AIF2RX", SND_SOC_NOPM, 0, 0, NULL, 0),
1085SND_SOC_DAPM_PGA("DSP2TX", SND_SOC_NOPM, 0, 0, NULL, 0),
1086
1087SND_SOC_DAPM_MUX("DSP1RX", SND_SOC_NOPM, 0, 0, &dsp1rx),
1088SND_SOC_DAPM_MUX("DSP2RX", SND_SOC_NOPM, 0, 0, &dsp2rx),
1089SND_SOC_DAPM_MUX("AIF2TX", SND_SOC_NOPM, 0, 0, &aif2tx),
1090
1091SND_SOC_DAPM_MUX("SPKL", SND_SOC_NOPM, 0, 0, &spkl_mux),
1092SND_SOC_DAPM_MUX("SPKR", SND_SOC_NOPM, 0, 0, &spkr_mux),
1093SND_SOC_DAPM_PGA("SPKL PGA", WM8996_LEFT_PDM_SPEAKER, 4, 0, NULL, 0),
1094SND_SOC_DAPM_PGA("SPKR PGA", WM8996_RIGHT_PDM_SPEAKER, 4, 0, NULL, 0),
1095
1096SND_SOC_DAPM_PGA_S("HPOUT2L PGA", 0, WM8996_POWER_MANAGEMENT_1, 7, 0, NULL, 0),
1097SND_SOC_DAPM_PGA_S("HPOUT2L_DLY", 1, WM8996_ANALOGUE_HP_2, 5, 0, NULL, 0),
1098SND_SOC_DAPM_PGA_S("HPOUT2L_DCS", 2, WM8996_DC_SERVO_1, 2, 0, dcs_start,
1099 SND_SOC_DAPM_POST_PMU),
1100SND_SOC_DAPM_PGA_S("HPOUT2L_OUTP", 3, WM8996_ANALOGUE_HP_2, 6, 0, NULL, 0),
1101SND_SOC_DAPM_PGA_S("HPOUT2L_RMV_SHORT", 3, SND_SOC_NOPM, HPOUT2L, 0,
1102 rmv_short_event,
1103 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
1104
1105SND_SOC_DAPM_PGA_S("HPOUT2R PGA", 0, WM8996_POWER_MANAGEMENT_1, 6, 0,NULL, 0),
1106SND_SOC_DAPM_PGA_S("HPOUT2R_DLY", 1, WM8996_ANALOGUE_HP_2, 1, 0, NULL, 0),
1107SND_SOC_DAPM_PGA_S("HPOUT2R_DCS", 2, WM8996_DC_SERVO_1, 3, 0, dcs_start,
1108 SND_SOC_DAPM_POST_PMU),
1109SND_SOC_DAPM_PGA_S("HPOUT2R_OUTP", 3, WM8996_ANALOGUE_HP_2, 2, 0, NULL, 0),
1110SND_SOC_DAPM_PGA_S("HPOUT2R_RMV_SHORT", 3, SND_SOC_NOPM, HPOUT2R, 0,
1111 rmv_short_event,
1112 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
1113
1114SND_SOC_DAPM_PGA_S("HPOUT1L PGA", 0, WM8996_POWER_MANAGEMENT_1, 5, 0, NULL, 0),
1115SND_SOC_DAPM_PGA_S("HPOUT1L_DLY", 1, WM8996_ANALOGUE_HP_1, 5, 0, NULL, 0),
1116SND_SOC_DAPM_PGA_S("HPOUT1L_DCS", 2, WM8996_DC_SERVO_1, 0, 0, dcs_start,
1117 SND_SOC_DAPM_POST_PMU),
1118SND_SOC_DAPM_PGA_S("HPOUT1L_OUTP", 3, WM8996_ANALOGUE_HP_1, 6, 0, NULL, 0),
1119SND_SOC_DAPM_PGA_S("HPOUT1L_RMV_SHORT", 3, SND_SOC_NOPM, HPOUT1L, 0,
1120 rmv_short_event,
1121 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
1122
1123SND_SOC_DAPM_PGA_S("HPOUT1R PGA", 0, WM8996_POWER_MANAGEMENT_1, 4, 0, NULL, 0),
1124SND_SOC_DAPM_PGA_S("HPOUT1R_DLY", 1, WM8996_ANALOGUE_HP_1, 1, 0, NULL, 0),
1125SND_SOC_DAPM_PGA_S("HPOUT1R_DCS", 2, WM8996_DC_SERVO_1, 1, 0, dcs_start,
1126 SND_SOC_DAPM_POST_PMU),
1127SND_SOC_DAPM_PGA_S("HPOUT1R_OUTP", 3, WM8996_ANALOGUE_HP_1, 2, 0, NULL, 0),
1128SND_SOC_DAPM_PGA_S("HPOUT1R_RMV_SHORT", 3, SND_SOC_NOPM, HPOUT1R, 0,
1129 rmv_short_event,
1130 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
1131
1132SND_SOC_DAPM_OUTPUT("HPOUT1L"),
1133SND_SOC_DAPM_OUTPUT("HPOUT1R"),
1134SND_SOC_DAPM_OUTPUT("HPOUT2L"),
1135SND_SOC_DAPM_OUTPUT("HPOUT2R"),
1136SND_SOC_DAPM_OUTPUT("SPKDAT"),
1137};
1138
1139static const struct snd_soc_dapm_route wm8996_dapm_routes[] = {
1140 { "AIFCLK", NULL, "SYSCLK" },
1141 { "SYSDSPCLK", NULL, "SYSCLK" },
1142 { "Charge Pump", NULL, "SYSCLK" },
1143
1144 { "MICB1", NULL, "LDO2" },
1145 { "MICB2", NULL, "LDO2" },
1146
1147 { "IN1L PGA", NULL, "IN2LN" },
1148 { "IN1L PGA", NULL, "IN2LP" },
1149 { "IN1L PGA", NULL, "IN1LN" },
1150 { "IN1L PGA", NULL, "IN1LP" },
1151
1152 { "IN1R PGA", NULL, "IN2RN" },
1153 { "IN1R PGA", NULL, "IN2RP" },
1154 { "IN1R PGA", NULL, "IN1RN" },
1155 { "IN1R PGA", NULL, "IN1RP" },
1156
1157 { "ADCL", NULL, "IN1L PGA" },
1158
1159 { "ADCR", NULL, "IN1R PGA" },
1160
1161 { "DMIC1L", NULL, "DMIC1DAT" },
1162 { "DMIC1R", NULL, "DMIC1DAT" },
1163 { "DMIC2L", NULL, "DMIC2DAT" },
1164 { "DMIC2R", NULL, "DMIC2DAT" },
1165
1166 { "DMIC2L", NULL, "DMIC2" },
1167 { "DMIC2R", NULL, "DMIC2" },
1168 { "DMIC1L", NULL, "DMIC1" },
1169 { "DMIC1R", NULL, "DMIC1" },
1170
1171 { "IN1L Mux", "ADC", "ADCL" },
1172 { "IN1L Mux", "DMIC1", "DMIC1L" },
1173 { "IN1L Mux", "DMIC2", "DMIC2L" },
1174
1175 { "IN1R Mux", "ADC", "ADCR" },
1176 { "IN1R Mux", "DMIC1", "DMIC1R" },
1177 { "IN1R Mux", "DMIC2", "DMIC2R" },
1178
1179 { "IN2L Mux", "ADC", "ADCL" },
1180 { "IN2L Mux", "DMIC1", "DMIC1L" },
1181 { "IN2L Mux", "DMIC2", "DMIC2L" },
1182
1183 { "IN2R Mux", "ADC", "ADCR" },
1184 { "IN2R Mux", "DMIC1", "DMIC1R" },
1185 { "IN2R Mux", "DMIC2", "DMIC2R" },
1186
1187 { "Left Sidetone", "IN1", "IN1L Mux" },
1188 { "Left Sidetone", "IN2", "IN2L Mux" },
1189
1190 { "Right Sidetone", "IN1", "IN1R Mux" },
1191 { "Right Sidetone", "IN2", "IN2R Mux" },
1192
1193 { "DSP1TXL", "IN1 Switch", "IN1L Mux" },
1194 { "DSP1TXR", "IN1 Switch", "IN1R Mux" },
1195
1196 { "DSP2TXL", "IN1 Switch", "IN2L Mux" },
1197 { "DSP2TXR", "IN1 Switch", "IN2R Mux" },
1198
1199 { "AIF1TX0", NULL, "DSP1TXL" },
1200 { "AIF1TX1", NULL, "DSP1TXR" },
1201 { "AIF1TX2", NULL, "DSP2TXL" },
1202 { "AIF1TX3", NULL, "DSP2TXR" },
1203 { "AIF1TX4", NULL, "AIF2RX0" },
1204 { "AIF1TX5", NULL, "AIF2RX1" },
1205
1206 { "AIF1RX0", NULL, "AIFCLK" },
1207 { "AIF1RX1", NULL, "AIFCLK" },
1208 { "AIF1RX2", NULL, "AIFCLK" },
1209 { "AIF1RX3", NULL, "AIFCLK" },
1210 { "AIF1RX4", NULL, "AIFCLK" },
1211 { "AIF1RX5", NULL, "AIFCLK" },
1212
1213 { "AIF2RX0", NULL, "AIFCLK" },
1214 { "AIF2RX1", NULL, "AIFCLK" },
1215
Mark Brown4f41adf2011-08-20 10:23:38 +0100[diff] [blame^]1216 { "AIF1TX0", NULL, "AIFCLK" },
1217 { "AIF1TX1", NULL, "AIFCLK" },
1218 { "AIF1TX2", NULL, "AIFCLK" },
1219 { "AIF1TX3", NULL, "AIFCLK" },
1220 { "AIF1TX4", NULL, "AIFCLK" },
1221 { "AIF1TX5", NULL, "AIFCLK" },
1222
1223 { "AIF2TX0", NULL, "AIFCLK" },
1224 { "AIF2TX1", NULL, "AIFCLK" },
1225
Mark Browna9ba6152011-06-24 12:10:44 +0100[diff] [blame]1226 { "DSP1RXL", NULL, "SYSDSPCLK" },
1227 { "DSP1RXR", NULL, "SYSDSPCLK" },
1228 { "DSP2RXL", NULL, "SYSDSPCLK" },
1229 { "DSP2RXR", NULL, "SYSDSPCLK" },
1230 { "DSP1TXL", NULL, "SYSDSPCLK" },
1231 { "DSP1TXR", NULL, "SYSDSPCLK" },
1232 { "DSP2TXL", NULL, "SYSDSPCLK" },
1233 { "DSP2TXR", NULL, "SYSDSPCLK" },
1234
1235 { "AIF1RXA", NULL, "AIF1RX0" },
1236 { "AIF1RXA", NULL, "AIF1RX1" },
1237 { "AIF1RXB", NULL, "AIF1RX2" },
1238 { "AIF1RXB", NULL, "AIF1RX3" },
1239 { "AIF1RXC", NULL, "AIF1RX4" },
1240 { "AIF1RXC", NULL, "AIF1RX5" },
1241
1242 { "AIF2RX", NULL, "AIF2RX0" },
1243 { "AIF2RX", NULL, "AIF2RX1" },
1244
1245 { "AIF2TX", "DSP2", "DSP2TX" },
1246 { "AIF2TX", "DSP1", "DSP1RX" },
1247 { "AIF2TX", "AIF1", "AIF1RXC" },
1248
1249 { "DSP1RXL", NULL, "DSP1RX" },
1250 { "DSP1RXR", NULL, "DSP1RX" },
1251 { "DSP2RXL", NULL, "DSP2RX" },
1252 { "DSP2RXR", NULL, "DSP2RX" },
1253
1254 { "DSP2TX", NULL, "DSP2TXL" },
1255 { "DSP2TX", NULL, "DSP2TXR" },
1256
1257 { "DSP1RX", "AIF1", "AIF1RXA" },
1258 { "DSP1RX", "AIF2", "AIF2RX" },
1259
1260 { "DSP2RX", "AIF1", "AIF1RXB" },
1261 { "DSP2RX", "AIF2", "AIF2RX" },
1262
1263 { "DAC2L Mixer", "DSP2 Switch", "DSP2RXL" },
1264 { "DAC2L Mixer", "DSP1 Switch", "DSP1RXL" },
1265 { "DAC2L Mixer", "Right Sidetone Switch", "Right Sidetone" },
1266 { "DAC2L Mixer", "Left Sidetone Switch", "Left Sidetone" },
1267
1268 { "DAC2R Mixer", "DSP2 Switch", "DSP2RXR" },
1269 { "DAC2R Mixer", "DSP1 Switch", "DSP1RXR" },
1270 { "DAC2R Mixer", "Right Sidetone Switch", "Right Sidetone" },
1271 { "DAC2R Mixer", "Left Sidetone Switch", "Left Sidetone" },
1272
1273 { "DAC1L Mixer", "DSP2 Switch", "DSP2RXL" },
1274 { "DAC1L Mixer", "DSP1 Switch", "DSP1RXL" },
1275 { "DAC1L Mixer", "Right Sidetone Switch", "Right Sidetone" },
1276 { "DAC1L Mixer", "Left Sidetone Switch", "Left Sidetone" },
1277
1278 { "DAC1R Mixer", "DSP2 Switch", "DSP2RXR" },
1279 { "DAC1R Mixer", "DSP1 Switch", "DSP1RXR" },
1280 { "DAC1R Mixer", "Right Sidetone Switch", "Right Sidetone" },
1281 { "DAC1R Mixer", "Left Sidetone Switch", "Left Sidetone" },
1282
1283 { "DAC1L", NULL, "DAC1L Mixer" },
1284 { "DAC1R", NULL, "DAC1R Mixer" },
1285 { "DAC2L", NULL, "DAC2L Mixer" },
1286 { "DAC2R", NULL, "DAC2R Mixer" },
1287
1288 { "HPOUT2L PGA", NULL, "Charge Pump" },
1289 { "HPOUT2L PGA", NULL, "DAC2L" },
1290 { "HPOUT2L_DLY", NULL, "HPOUT2L PGA" },
1291 { "HPOUT2L_DCS", NULL, "HPOUT2L_DLY" },
1292 { "HPOUT2L_OUTP", NULL, "HPOUT2L_DCS" },
1293 { "HPOUT2L_RMV_SHORT", NULL, "HPOUT2L_OUTP" },
1294
1295 { "HPOUT2R PGA", NULL, "Charge Pump" },
1296 { "HPOUT2R PGA", NULL, "DAC2R" },
1297 { "HPOUT2R_DLY", NULL, "HPOUT2R PGA" },
1298 { "HPOUT2R_DCS", NULL, "HPOUT2R_DLY" },
1299 { "HPOUT2R_OUTP", NULL, "HPOUT2R_DCS" },
1300 { "HPOUT2R_RMV_SHORT", NULL, "HPOUT2R_OUTP" },
1301
1302 { "HPOUT1L PGA", NULL, "Charge Pump" },
1303 { "HPOUT1L PGA", NULL, "DAC1L" },
1304 { "HPOUT1L_DLY", NULL, "HPOUT1L PGA" },
1305 { "HPOUT1L_DCS", NULL, "HPOUT1L_DLY" },
1306 { "HPOUT1L_OUTP", NULL, "HPOUT1L_DCS" },
1307 { "HPOUT1L_RMV_SHORT", NULL, "HPOUT1L_OUTP" },
1308
1309 { "HPOUT1R PGA", NULL, "Charge Pump" },
1310 { "HPOUT1R PGA", NULL, "DAC1R" },
1311 { "HPOUT1R_DLY", NULL, "HPOUT1R PGA" },
1312 { "HPOUT1R_DCS", NULL, "HPOUT1R_DLY" },
1313 { "HPOUT1R_OUTP", NULL, "HPOUT1R_DCS" },
1314 { "HPOUT1R_RMV_SHORT", NULL, "HPOUT1R_OUTP" },
1315
1316 { "HPOUT2L", NULL, "HPOUT2L_RMV_SHORT" },
1317 { "HPOUT2R", NULL, "HPOUT2R_RMV_SHORT" },
1318 { "HPOUT1L", NULL, "HPOUT1L_RMV_SHORT" },
1319 { "HPOUT1R", NULL, "HPOUT1R_RMV_SHORT" },
1320
1321 { "SPKL", "DAC1L", "DAC1L" },
1322 { "SPKL", "DAC1R", "DAC1R" },
1323 { "SPKL", "DAC2L", "DAC2L" },
1324 { "SPKL", "DAC2R", "DAC2R" },
1325
1326 { "SPKR", "DAC1L", "DAC1L" },
1327 { "SPKR", "DAC1R", "DAC1R" },
1328 { "SPKR", "DAC2L", "DAC2L" },
1329 { "SPKR", "DAC2R", "DAC2R" },
1330
1331 { "SPKL PGA", NULL, "SPKL" },
1332 { "SPKR PGA", NULL, "SPKR" },
1333
1334 { "SPKDAT", NULL, "SPKL PGA" },
1335 { "SPKDAT", NULL, "SPKR PGA" },
1336};
1337
1338static int wm8996_readable_register(struct snd_soc_codec *codec,
1339 unsigned int reg)
1340{
1341 /* Due to the sparseness of the register map the compiler
1342 * output from an explicit switch statement ends up being much
1343 * more efficient than a table.
1344 */
1345 switch (reg) {
1346 case WM8996_SOFTWARE_RESET:
1347 case WM8996_POWER_MANAGEMENT_1:
1348 case WM8996_POWER_MANAGEMENT_2:
1349 case WM8996_POWER_MANAGEMENT_3:
1350 case WM8996_POWER_MANAGEMENT_4:
1351 case WM8996_POWER_MANAGEMENT_5:
1352 case WM8996_POWER_MANAGEMENT_6:
1353 case WM8996_POWER_MANAGEMENT_7:
1354 case WM8996_POWER_MANAGEMENT_8:
1355 case WM8996_LEFT_LINE_INPUT_VOLUME:
1356 case WM8996_RIGHT_LINE_INPUT_VOLUME:
1357 case WM8996_LINE_INPUT_CONTROL:
1358 case WM8996_DAC1_HPOUT1_VOLUME:
1359 case WM8996_DAC2_HPOUT2_VOLUME:
1360 case WM8996_DAC1_LEFT_VOLUME:
1361 case WM8996_DAC1_RIGHT_VOLUME:
1362 case WM8996_DAC2_LEFT_VOLUME:
1363 case WM8996_DAC2_RIGHT_VOLUME:
1364 case WM8996_OUTPUT1_LEFT_VOLUME:
1365 case WM8996_OUTPUT1_RIGHT_VOLUME:
1366 case WM8996_OUTPUT2_LEFT_VOLUME:
1367 case WM8996_OUTPUT2_RIGHT_VOLUME:
1368 case WM8996_MICBIAS_1:
1369 case WM8996_MICBIAS_2:
1370 case WM8996_LDO_1:
1371 case WM8996_LDO_2:
1372 case WM8996_ACCESSORY_DETECT_MODE_1:
1373 case WM8996_ACCESSORY_DETECT_MODE_2:
1374 case WM8996_HEADPHONE_DETECT_1:
1375 case WM8996_HEADPHONE_DETECT_2:
1376 case WM8996_MIC_DETECT_1:
1377 case WM8996_MIC_DETECT_2:
1378 case WM8996_MIC_DETECT_3:
1379 case WM8996_CHARGE_PUMP_1:
1380 case WM8996_CHARGE_PUMP_2:
1381 case WM8996_DC_SERVO_1:
1382 case WM8996_DC_SERVO_2:
1383 case WM8996_DC_SERVO_3:
1384 case WM8996_DC_SERVO_5:
1385 case WM8996_DC_SERVO_6:
1386 case WM8996_DC_SERVO_7:
1387 case WM8996_DC_SERVO_READBACK_0:
1388 case WM8996_ANALOGUE_HP_1:
1389 case WM8996_ANALOGUE_HP_2:
1390 case WM8996_CHIP_REVISION:
1391 case WM8996_CONTROL_INTERFACE_1:
1392 case WM8996_WRITE_SEQUENCER_CTRL_1:
1393 case WM8996_WRITE_SEQUENCER_CTRL_2:
1394 case WM8996_AIF_CLOCKING_1:
1395 case WM8996_AIF_CLOCKING_2:
1396 case WM8996_CLOCKING_1:
1397 case WM8996_CLOCKING_2:
1398 case WM8996_AIF_RATE:
1399 case WM8996_FLL_CONTROL_1:
1400 case WM8996_FLL_CONTROL_2:
1401 case WM8996_FLL_CONTROL_3:
1402 case WM8996_FLL_CONTROL_4:
1403 case WM8996_FLL_CONTROL_5:
1404 case WM8996_FLL_CONTROL_6:
1405 case WM8996_FLL_EFS_1:
1406 case WM8996_FLL_EFS_2:
1407 case WM8996_AIF1_CONTROL:
1408 case WM8996_AIF1_BCLK:
1409 case WM8996_AIF1_TX_LRCLK_1:
1410 case WM8996_AIF1_TX_LRCLK_2:
1411 case WM8996_AIF1_RX_LRCLK_1:
1412 case WM8996_AIF1_RX_LRCLK_2:
1413 case WM8996_AIF1TX_DATA_CONFIGURATION_1:
1414 case WM8996_AIF1TX_DATA_CONFIGURATION_2:
1415 case WM8996_AIF1RX_DATA_CONFIGURATION:
1416 case WM8996_AIF1TX_CHANNEL_0_CONFIGURATION:
1417 case WM8996_AIF1TX_CHANNEL_1_CONFIGURATION:
1418 case WM8996_AIF1TX_CHANNEL_2_CONFIGURATION:
1419 case WM8996_AIF1TX_CHANNEL_3_CONFIGURATION:
1420 case WM8996_AIF1TX_CHANNEL_4_CONFIGURATION:
1421 case WM8996_AIF1TX_CHANNEL_5_CONFIGURATION:
1422 case WM8996_AIF1RX_CHANNEL_0_CONFIGURATION:
1423 case WM8996_AIF1RX_CHANNEL_1_CONFIGURATION:
1424 case WM8996_AIF1RX_CHANNEL_2_CONFIGURATION:
1425 case WM8996_AIF1RX_CHANNEL_3_CONFIGURATION:
1426 case WM8996_AIF1RX_CHANNEL_4_CONFIGURATION:
1427 case WM8996_AIF1RX_CHANNEL_5_CONFIGURATION:
1428 case WM8996_AIF1RX_MONO_CONFIGURATION:
1429 case WM8996_AIF1TX_TEST:
1430 case WM8996_AIF2_CONTROL:
1431 case WM8996_AIF2_BCLK:
1432 case WM8996_AIF2_TX_LRCLK_1:
1433 case WM8996_AIF2_TX_LRCLK_2:
1434 case WM8996_AIF2_RX_LRCLK_1:
1435 case WM8996_AIF2_RX_LRCLK_2:
1436 case WM8996_AIF2TX_DATA_CONFIGURATION_1:
1437 case WM8996_AIF2TX_DATA_CONFIGURATION_2:
1438 case WM8996_AIF2RX_DATA_CONFIGURATION:
1439 case WM8996_AIF2TX_CHANNEL_0_CONFIGURATION:
1440 case WM8996_AIF2TX_CHANNEL_1_CONFIGURATION:
1441 case WM8996_AIF2RX_CHANNEL_0_CONFIGURATION:
1442 case WM8996_AIF2RX_CHANNEL_1_CONFIGURATION:
1443 case WM8996_AIF2RX_MONO_CONFIGURATION:
1444 case WM8996_AIF2TX_TEST:
1445 case WM8996_DSP1_TX_LEFT_VOLUME:
1446 case WM8996_DSP1_TX_RIGHT_VOLUME:
1447 case WM8996_DSP1_RX_LEFT_VOLUME:
1448 case WM8996_DSP1_RX_RIGHT_VOLUME:
1449 case WM8996_DSP1_TX_FILTERS:
1450 case WM8996_DSP1_RX_FILTERS_1:
1451 case WM8996_DSP1_RX_FILTERS_2:
1452 case WM8996_DSP1_DRC_1:
1453 case WM8996_DSP1_DRC_2:
1454 case WM8996_DSP1_DRC_3:
1455 case WM8996_DSP1_DRC_4:
1456 case WM8996_DSP1_DRC_5:
1457 case WM8996_DSP1_RX_EQ_GAINS_1:
1458 case WM8996_DSP1_RX_EQ_GAINS_2:
1459 case WM8996_DSP1_RX_EQ_BAND_1_A:
1460 case WM8996_DSP1_RX_EQ_BAND_1_B:
1461 case WM8996_DSP1_RX_EQ_BAND_1_PG:
1462 case WM8996_DSP1_RX_EQ_BAND_2_A:
1463 case WM8996_DSP1_RX_EQ_BAND_2_B:
1464 case WM8996_DSP1_RX_EQ_BAND_2_C:
1465 case WM8996_DSP1_RX_EQ_BAND_2_PG:
1466 case WM8996_DSP1_RX_EQ_BAND_3_A:
1467 case WM8996_DSP1_RX_EQ_BAND_3_B:
1468 case WM8996_DSP1_RX_EQ_BAND_3_C:
1469 case WM8996_DSP1_RX_EQ_BAND_3_PG:
1470 case WM8996_DSP1_RX_EQ_BAND_4_A:
1471 case WM8996_DSP1_RX_EQ_BAND_4_B:
1472 case WM8996_DSP1_RX_EQ_BAND_4_C:
1473 case WM8996_DSP1_RX_EQ_BAND_4_PG:
1474 case WM8996_DSP1_RX_EQ_BAND_5_A:
1475 case WM8996_DSP1_RX_EQ_BAND_5_B:
1476 case WM8996_DSP1_RX_EQ_BAND_5_PG:
1477 case WM8996_DSP2_TX_LEFT_VOLUME:
1478 case WM8996_DSP2_TX_RIGHT_VOLUME:
1479 case WM8996_DSP2_RX_LEFT_VOLUME:
1480 case WM8996_DSP2_RX_RIGHT_VOLUME:
1481 case WM8996_DSP2_TX_FILTERS:
1482 case WM8996_DSP2_RX_FILTERS_1:
1483 case WM8996_DSP2_RX_FILTERS_2:
1484 case WM8996_DSP2_DRC_1:
1485 case WM8996_DSP2_DRC_2:
1486 case WM8996_DSP2_DRC_3:
1487 case WM8996_DSP2_DRC_4:
1488 case WM8996_DSP2_DRC_5:
1489 case WM8996_DSP2_RX_EQ_GAINS_1:
1490 case WM8996_DSP2_RX_EQ_GAINS_2:
1491 case WM8996_DSP2_RX_EQ_BAND_1_A:
1492 case WM8996_DSP2_RX_EQ_BAND_1_B:
1493 case WM8996_DSP2_RX_EQ_BAND_1_PG:
1494 case WM8996_DSP2_RX_EQ_BAND_2_A:
1495 case WM8996_DSP2_RX_EQ_BAND_2_B:
1496 case WM8996_DSP2_RX_EQ_BAND_2_C:
1497 case WM8996_DSP2_RX_EQ_BAND_2_PG:
1498 case WM8996_DSP2_RX_EQ_BAND_3_A:
1499 case WM8996_DSP2_RX_EQ_BAND_3_B:
1500 case WM8996_DSP2_RX_EQ_BAND_3_C:
1501 case WM8996_DSP2_RX_EQ_BAND_3_PG:
1502 case WM8996_DSP2_RX_EQ_BAND_4_A:
1503 case WM8996_DSP2_RX_EQ_BAND_4_B:
1504 case WM8996_DSP2_RX_EQ_BAND_4_C:
1505 case WM8996_DSP2_RX_EQ_BAND_4_PG:
1506 case WM8996_DSP2_RX_EQ_BAND_5_A:
1507 case WM8996_DSP2_RX_EQ_BAND_5_B:
1508 case WM8996_DSP2_RX_EQ_BAND_5_PG:
1509 case WM8996_DAC1_MIXER_VOLUMES:
1510 case WM8996_DAC1_LEFT_MIXER_ROUTING:
1511 case WM8996_DAC1_RIGHT_MIXER_ROUTING:
1512 case WM8996_DAC2_MIXER_VOLUMES:
1513 case WM8996_DAC2_LEFT_MIXER_ROUTING:
1514 case WM8996_DAC2_RIGHT_MIXER_ROUTING:
1515 case WM8996_DSP1_TX_LEFT_MIXER_ROUTING:
1516 case WM8996_DSP1_TX_RIGHT_MIXER_ROUTING:
1517 case WM8996_DSP2_TX_LEFT_MIXER_ROUTING:
1518 case WM8996_DSP2_TX_RIGHT_MIXER_ROUTING:
1519 case WM8996_DSP_TX_MIXER_SELECT:
1520 case WM8996_DAC_SOFTMUTE:
1521 case WM8996_OVERSAMPLING:
1522 case WM8996_SIDETONE:
1523 case WM8996_GPIO_1:
1524 case WM8996_GPIO_2:
1525 case WM8996_GPIO_3:
1526 case WM8996_GPIO_4:
1527 case WM8996_GPIO_5:
1528 case WM8996_PULL_CONTROL_1:
1529 case WM8996_PULL_CONTROL_2:
1530 case WM8996_INTERRUPT_STATUS_1:
1531 case WM8996_INTERRUPT_STATUS_2:
1532 case WM8996_INTERRUPT_RAW_STATUS_2:
1533 case WM8996_INTERRUPT_STATUS_1_MASK:
1534 case WM8996_INTERRUPT_STATUS_2_MASK:
1535 case WM8996_INTERRUPT_CONTROL:
1536 case WM8996_LEFT_PDM_SPEAKER:
1537 case WM8996_RIGHT_PDM_SPEAKER:
1538 case WM8996_PDM_SPEAKER_MUTE_SEQUENCE:
1539 case WM8996_PDM_SPEAKER_VOLUME:
1540 return 1;
1541 default:
1542 return 0;
1543 }
1544}
1545
1546static int wm8996_volatile_register(struct snd_soc_codec *codec,
1547 unsigned int reg)
1548{
1549 switch (reg) {
1550 case WM8996_SOFTWARE_RESET:
1551 case WM8996_CHIP_REVISION:
1552 case WM8996_LDO_1:
1553 case WM8996_LDO_2:
1554 case WM8996_INTERRUPT_STATUS_1:
1555 case WM8996_INTERRUPT_STATUS_2:
1556 case WM8996_INTERRUPT_RAW_STATUS_2:
1557 case WM8996_DC_SERVO_READBACK_0:
1558 case WM8996_DC_SERVO_2:
1559 case WM8996_DC_SERVO_6:
1560 case WM8996_DC_SERVO_7:
1561 case WM8996_FLL_CONTROL_6:
1562 case WM8996_MIC_DETECT_3:
1563 case WM8996_HEADPHONE_DETECT_1:
1564 case WM8996_HEADPHONE_DETECT_2:
1565 return 1;
1566 default:
1567 return 0;
1568 }
1569}
1570
1571static int wm8996_reset(struct snd_soc_codec *codec)
1572{
1573 return snd_soc_write(codec, WM8996_SOFTWARE_RESET, 0x8915);
1574}
1575
1576static const int bclk_divs[] = {
1577 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96
1578};
1579
1580static void wm8996_update_bclk(struct snd_soc_codec *codec)
1581{
1582 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec);
1583 int aif, best, cur_val, bclk_rate, bclk_reg, i;
1584
1585 /* Don't bother if we're in a low frequency idle mode that
1586 * can't support audio.
1587 */
1588 if (wm8996->sysclk < 64000)
1589 return;
1590
1591 for (aif = 0; aif < WM8996_AIFS; aif++) {
1592 switch (aif) {
1593 case 0:
1594 bclk_reg = WM8996_AIF1_BCLK;
1595 break;
1596 case 1:
1597 bclk_reg = WM8996_AIF2_BCLK;
1598 break;
1599 }
1600
1601 bclk_rate = wm8996->bclk_rate[aif];
1602
1603 /* Pick a divisor for BCLK as close as we can get to ideal */
1604 best = 0;
1605 for (i = 0; i < ARRAY_SIZE(bclk_divs); i++) {
1606 cur_val = (wm8996->sysclk / bclk_divs[i]) - bclk_rate;
1607 if (cur_val < 0) /* BCLK table is sorted */
1608 break;
1609 best = i;
1610 }
1611 bclk_rate = wm8996->sysclk / bclk_divs[best];
1612 dev_dbg(codec->dev, "Using BCLK_DIV %d for actual BCLK %dHz\n",
1613 bclk_divs[best], bclk_rate);
1614
1615 snd_soc_update_bits(codec, bclk_reg,
1616 WM8996_AIF1_BCLK_DIV_MASK, best);
1617 }
1618}
1619
1620static int wm8996_set_bias_level(struct snd_soc_codec *codec,
1621 enum snd_soc_bias_level level)
1622{
1623 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec);
1624 int ret;
1625
1626 switch (level) {
1627 case SND_SOC_BIAS_ON:
1628 break;
1629
1630 case SND_SOC_BIAS_PREPARE:
1631 if (codec->dapm.bias_level == SND_SOC_BIAS_STANDBY) {
1632 snd_soc_update_bits(codec, WM8996_POWER_MANAGEMENT_1,
1633 WM8996_BG_ENA, WM8996_BG_ENA);
1634 msleep(2);
1635 }
1636 break;
1637
1638 case SND_SOC_BIAS_STANDBY:
1639 if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
1640 ret = regulator_bulk_enable(ARRAY_SIZE(wm8996->supplies),
1641 wm8996->supplies);
1642 if (ret != 0) {
1643 dev_err(codec->dev,
1644 "Failed to enable supplies: %d\n",
1645 ret);
1646 return ret;
1647 }
1648
1649 if (wm8996->pdata.ldo_ena >= 0) {
1650 gpio_set_value_cansleep(wm8996->pdata.ldo_ena,
1651 1);
1652 msleep(5);
1653 }
1654
1655 codec->cache_only = false;
1656 snd_soc_cache_sync(codec);
1657 }
1658
1659 snd_soc_update_bits(codec, WM8996_POWER_MANAGEMENT_1,
1660 WM8996_BG_ENA, 0);
1661 break;
1662
1663 case SND_SOC_BIAS_OFF:
1664 codec->cache_only = true;
1665 if (wm8996->pdata.ldo_ena >= 0)
1666 gpio_set_value_cansleep(wm8996->pdata.ldo_ena, 0);
1667 regulator_bulk_disable(ARRAY_SIZE(wm8996->supplies),
1668 wm8996->supplies);
1669 break;
1670 }
1671
1672 codec->dapm.bias_level = level;
1673
1674 return 0;
1675}
1676
1677static int wm8996_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
1678{
1679 struct snd_soc_codec *codec = dai->codec;
1680 int aifctrl = 0;
1681 int bclk = 0;
1682 int lrclk_tx = 0;
1683 int lrclk_rx = 0;
1684 int aifctrl_reg, bclk_reg, lrclk_tx_reg, lrclk_rx_reg;
1685
1686 switch (dai->id) {
1687 case 0:
1688 aifctrl_reg = WM8996_AIF1_CONTROL;
1689 bclk_reg = WM8996_AIF1_BCLK;
1690 lrclk_tx_reg = WM8996_AIF1_TX_LRCLK_2;
1691 lrclk_rx_reg = WM8996_AIF1_RX_LRCLK_2;
1692 break;
1693 case 1:
1694 aifctrl_reg = WM8996_AIF2_CONTROL;
1695 bclk_reg = WM8996_AIF2_BCLK;
1696 lrclk_tx_reg = WM8996_AIF2_TX_LRCLK_2;
1697 lrclk_rx_reg = WM8996_AIF2_RX_LRCLK_2;
1698 break;
1699 default:
1700 BUG();
1701 return -EINVAL;
1702 }
1703
1704 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1705 case SND_SOC_DAIFMT_NB_NF:
1706 break;
1707 case SND_SOC_DAIFMT_IB_NF:
1708 bclk |= WM8996_AIF1_BCLK_INV;
1709 break;
1710 case SND_SOC_DAIFMT_NB_IF:
1711 lrclk_tx |= WM8996_AIF1TX_LRCLK_INV;
1712 lrclk_rx |= WM8996_AIF1RX_LRCLK_INV;
1713 break;
1714 case SND_SOC_DAIFMT_IB_IF:
1715 bclk |= WM8996_AIF1_BCLK_INV;
1716 lrclk_tx |= WM8996_AIF1TX_LRCLK_INV;
1717 lrclk_rx |= WM8996_AIF1RX_LRCLK_INV;
1718 break;
1719 }
1720
1721 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1722 case SND_SOC_DAIFMT_CBS_CFS:
1723 break;
1724 case SND_SOC_DAIFMT_CBS_CFM:
1725 lrclk_tx |= WM8996_AIF1TX_LRCLK_MSTR;
1726 lrclk_rx |= WM8996_AIF1RX_LRCLK_MSTR;
1727 break;
1728 case SND_SOC_DAIFMT_CBM_CFS:
1729 bclk |= WM8996_AIF1_BCLK_MSTR;
1730 break;
1731 case SND_SOC_DAIFMT_CBM_CFM:
1732 bclk |= WM8996_AIF1_BCLK_MSTR;
1733 lrclk_tx |= WM8996_AIF1TX_LRCLK_MSTR;
1734 lrclk_rx |= WM8996_AIF1RX_LRCLK_MSTR;
1735 break;
1736 default:
1737 return -EINVAL;
1738 }
1739
1740 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1741 case SND_SOC_DAIFMT_DSP_A:
1742 break;
1743 case SND_SOC_DAIFMT_DSP_B:
1744 aifctrl |= 1;
1745 break;
1746 case SND_SOC_DAIFMT_I2S:
1747 aifctrl |= 2;
1748 break;
1749 case SND_SOC_DAIFMT_LEFT_J:
1750 aifctrl |= 3;
1751 break;
1752 default:
1753 return -EINVAL;
1754 }
1755
1756 snd_soc_update_bits(codec, aifctrl_reg, WM8996_AIF1_FMT_MASK, aifctrl);
1757 snd_soc_update_bits(codec, bclk_reg,
1758 WM8996_AIF1_BCLK_INV | WM8996_AIF1_BCLK_MSTR,
1759 bclk);
1760 snd_soc_update_bits(codec, lrclk_tx_reg,
1761 WM8996_AIF1TX_LRCLK_INV |
1762 WM8996_AIF1TX_LRCLK_MSTR,
1763 lrclk_tx);
1764 snd_soc_update_bits(codec, lrclk_rx_reg,
1765 WM8996_AIF1RX_LRCLK_INV |
1766 WM8996_AIF1RX_LRCLK_MSTR,
1767 lrclk_rx);
1768
1769 return 0;
1770}
1771
1772static const int dsp_divs[] = {
1773 48000, 32000, 16000, 8000
1774};
1775
1776static int wm8996_hw_params(struct snd_pcm_substream *substream,
1777 struct snd_pcm_hw_params *params,
1778 struct snd_soc_dai *dai)
1779{
1780 struct snd_soc_codec *codec = dai->codec;
1781 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec);
1782 int bits, i, bclk_rate;
1783 int aifdata = 0;
1784 int lrclk = 0;
1785 int dsp = 0;
1786 int aifdata_reg, lrclk_reg, dsp_shift;
1787
1788 switch (dai->id) {
1789 case 0:
1790 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK ||
1791 (snd_soc_read(codec, WM8996_GPIO_1)) & WM8996_GP1_FN_MASK) {
1792 aifdata_reg = WM8996_AIF1RX_DATA_CONFIGURATION;
1793 lrclk_reg = WM8996_AIF1_RX_LRCLK_1;
1794 } else {
1795 aifdata_reg = WM8996_AIF1TX_DATA_CONFIGURATION_1;
1796 lrclk_reg = WM8996_AIF1_TX_LRCLK_1;
1797 }
1798 dsp_shift = 0;
1799 break;
1800 case 1:
1801 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK ||
1802 (snd_soc_read(codec, WM8996_GPIO_2)) & WM8996_GP2_FN_MASK) {
1803 aifdata_reg = WM8996_AIF2RX_DATA_CONFIGURATION;
1804 lrclk_reg = WM8996_AIF2_RX_LRCLK_1;
1805 } else {
1806 aifdata_reg = WM8996_AIF2TX_DATA_CONFIGURATION_1;
1807 lrclk_reg = WM8996_AIF2_TX_LRCLK_1;
1808 }
1809 dsp_shift = WM8996_DSP2_DIV_SHIFT;
1810 break;
1811 default:
1812 BUG();
1813 return -EINVAL;
1814 }
1815
1816 bclk_rate = snd_soc_params_to_bclk(params);
1817 if (bclk_rate < 0) {
1818 dev_err(codec->dev, "Unsupported BCLK rate: %d\n", bclk_rate);
1819 return bclk_rate;
1820 }
1821
1822 wm8996->bclk_rate[dai->id] = bclk_rate;
1823 wm8996->rx_rate[dai->id] = params_rate(params);
1824
1825 /* Needs looking at for TDM */
1826 bits = snd_pcm_format_width(params_format(params));
1827 if (bits < 0)
1828 return bits;
1829 aifdata |= (bits << WM8996_AIF1TX_WL_SHIFT) | bits;
1830
1831 for (i = 0; i < ARRAY_SIZE(dsp_divs); i++) {
1832 if (dsp_divs[i] == params_rate(params))
1833 break;
1834 }
1835 if (i == ARRAY_SIZE(dsp_divs)) {
1836 dev_err(codec->dev, "Unsupported sample rate %dHz\n",
1837 params_rate(params));
1838 return -EINVAL;
1839 }
1840 dsp |= i << dsp_shift;
1841
1842 wm8996_update_bclk(codec);
1843
1844 lrclk = bclk_rate / params_rate(params);
1845 dev_dbg(dai->dev, "Using LRCLK rate %d for actual LRCLK %dHz\n",
1846 lrclk, bclk_rate / lrclk);
1847
1848 snd_soc_update_bits(codec, aifdata_reg,
1849 WM8996_AIF1TX_WL_MASK |
1850 WM8996_AIF1TX_SLOT_LEN_MASK,
1851 aifdata);
1852 snd_soc_update_bits(codec, lrclk_reg, WM8996_AIF1RX_RATE_MASK,
1853 lrclk);
1854 snd_soc_update_bits(codec, WM8996_AIF_CLOCKING_2,
1855 WM8996_DSP1_DIV_SHIFT << dsp_shift, dsp);
1856
1857 return 0;
1858}
1859
1860static int wm8996_set_sysclk(struct snd_soc_dai *dai,
1861 int clk_id, unsigned int freq, int dir)
1862{
1863 struct snd_soc_codec *codec = dai->codec;
1864 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec);
1865 int lfclk = 0;
1866 int ratediv = 0;
1867 int src;
1868 int old;
1869
1870 if (freq == wm8996->sysclk && clk_id == wm8996->sysclk_src)
1871 return 0;
1872
1873 /* Disable SYSCLK while we reconfigure */
1874 old = snd_soc_read(codec, WM8996_AIF_CLOCKING_1) & WM8996_SYSCLK_ENA;
1875 snd_soc_update_bits(codec, WM8996_AIF_CLOCKING_1,
1876 WM8996_SYSCLK_ENA, 0);
1877
1878 switch (clk_id) {
1879 case WM8996_SYSCLK_MCLK1:
1880 wm8996->sysclk = freq;
1881 src = 0;
1882 break;
1883 case WM8996_SYSCLK_MCLK2:
1884 wm8996->sysclk = freq;
1885 src = 1;
1886 break;
1887 case WM8996_SYSCLK_FLL:
1888 wm8996->sysclk = freq;
1889 src = 2;
1890 break;
1891 default:
1892 dev_err(codec->dev, "Unsupported clock source %d\n", clk_id);
1893 return -EINVAL;
1894 }
1895
1896 switch (wm8996->sysclk) {
1897 case 6144000:
1898 snd_soc_update_bits(codec, WM8996_AIF_RATE,
1899 WM8996_SYSCLK_RATE, 0);
1900 break;
1901 case 24576000:
1902 ratediv = WM8996_SYSCLK_DIV;
1903 case 12288000:
1904 snd_soc_update_bits(codec, WM8996_AIF_RATE,
1905 WM8996_SYSCLK_RATE, WM8996_SYSCLK_RATE);
1906 break;
1907 case 32000:
1908 case 32768:
1909 lfclk = WM8996_LFCLK_ENA;
1910 break;
1911 default:
1912 dev_warn(codec->dev, "Unsupported clock rate %dHz\n",
1913 wm8996->sysclk);
1914 return -EINVAL;
1915 }
1916
1917 wm8996_update_bclk(codec);
1918
1919 snd_soc_update_bits(codec, WM8996_AIF_CLOCKING_1,
1920 WM8996_SYSCLK_SRC_MASK | WM8996_SYSCLK_DIV_MASK,
1921 src << WM8996_SYSCLK_SRC_SHIFT | ratediv);
1922 snd_soc_update_bits(codec, WM8996_CLOCKING_1, WM8996_LFCLK_ENA, lfclk);
1923 snd_soc_update_bits(codec, WM8996_AIF_CLOCKING_1,
1924 WM8996_SYSCLK_ENA, old);
1925
1926 wm8996->sysclk_src = clk_id;
1927
1928 return 0;
1929}
1930
1931struct _fll_div {
1932 u16 fll_fratio;
1933 u16 fll_outdiv;
1934 u16 fll_refclk_div;
1935 u16 fll_loop_gain;
1936 u16 fll_ref_freq;
1937 u16 n;
1938 u16 theta;
1939 u16 lambda;
1940};
1941
1942static struct {
1943 unsigned int min;
1944 unsigned int max;
1945 u16 fll_fratio;
1946 int ratio;
1947} fll_fratios[] = {
1948 { 0, 64000, 4, 16 },
1949 { 64000, 128000, 3, 8 },
1950 { 128000, 256000, 2, 4 },
1951 { 256000, 1000000, 1, 2 },
1952 { 1000000, 13500000, 0, 1 },
1953};
1954
1955static int fll_factors(struct _fll_div *fll_div, unsigned int Fref,
1956 unsigned int Fout)
1957{
1958 unsigned int target;
1959 unsigned int div;
1960 unsigned int fratio, gcd_fll;
1961 int i;
1962
1963 /* Fref must be <=13.5MHz */
1964 div = 1;
1965 fll_div->fll_refclk_div = 0;
1966 while ((Fref / div) > 13500000) {
1967 div *= 2;
1968 fll_div->fll_refclk_div++;
1969
1970 if (div > 8) {
1971 pr_err("Can't scale %dMHz input down to <=13.5MHz\n",
1972 Fref);
1973 return -EINVAL;
1974 }
1975 }
1976
1977 pr_debug("FLL Fref=%u Fout=%u\n", Fref, Fout);
1978
1979 /* Apply the division for our remaining calculations */
1980 Fref /= div;
1981
1982 if (Fref >= 3000000)
1983 fll_div->fll_loop_gain = 5;
1984 else
1985 fll_div->fll_loop_gain = 0;
1986
1987 if (Fref >= 48000)
1988 fll_div->fll_ref_freq = 0;
1989 else
1990 fll_div->fll_ref_freq = 1;
1991
1992 /* Fvco should be 90-100MHz; don't check the upper bound */
1993 div = 2;
1994 while (Fout * div < 90000000) {
1995 div++;
1996 if (div > 64) {
1997 pr_err("Unable to find FLL_OUTDIV for Fout=%uHz\n",
1998 Fout);
1999 return -EINVAL;
2000 }
2001 }
2002 target = Fout * div;
2003 fll_div->fll_outdiv = div - 1;
2004
2005 pr_debug("FLL Fvco=%dHz\n", target);
2006
2007 /* Find an appropraite FLL_FRATIO and factor it out of the target */
2008 for (i = 0; i < ARRAY_SIZE(fll_fratios); i++) {
2009 if (fll_fratios[i].min <= Fref && Fref <= fll_fratios[i].max) {
2010 fll_div->fll_fratio = fll_fratios[i].fll_fratio;
2011 fratio = fll_fratios[i].ratio;
2012 break;
2013 }
2014 }
2015 if (i == ARRAY_SIZE(fll_fratios)) {
2016 pr_err("Unable to find FLL_FRATIO for Fref=%uHz\n", Fref);
2017 return -EINVAL;
2018 }
2019
2020 fll_div->n = target / (fratio * Fref);
2021
2022 if (target % Fref == 0) {
2023 fll_div->theta = 0;
2024 fll_div->lambda = 0;
2025 } else {
2026 gcd_fll = gcd(target, fratio * Fref);
2027
2028 fll_div->theta = (target - (fll_div->n * fratio * Fref))
2029 / gcd_fll;
2030 fll_div->lambda = (fratio * Fref) / gcd_fll;
2031 }
2032
2033 pr_debug("FLL N=%x THETA=%x LAMBDA=%x\n",
2034 fll_div->n, fll_div->theta, fll_div->lambda);
2035 pr_debug("FLL_FRATIO=%x FLL_OUTDIV=%x FLL_REFCLK_DIV=%x\n",
2036 fll_div->fll_fratio, fll_div->fll_outdiv,
2037 fll_div->fll_refclk_div);
2038
2039 return 0;
2040}
2041
2042static int wm8996_set_fll(struct snd_soc_codec *codec, int fll_id, int source,
2043 unsigned int Fref, unsigned int Fout)
2044{
2045 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec);
2046 struct i2c_client *i2c = to_i2c_client(codec->dev);
2047 struct _fll_div fll_div;
2048 unsigned long timeout;
2049 int ret, reg;
2050
2051 /* Any change? */
2052 if (source == wm8996->fll_src && Fref == wm8996->fll_fref &&
2053 Fout == wm8996->fll_fout)
2054 return 0;
2055
2056 if (Fout == 0) {
2057 dev_dbg(codec->dev, "FLL disabled\n");
2058
2059 wm8996->fll_fref = 0;
2060 wm8996->fll_fout = 0;
2061
2062 snd_soc_update_bits(codec, WM8996_FLL_CONTROL_1,
2063 WM8996_FLL_ENA, 0);
2064
2065 return 0;
2066 }
2067
2068 ret = fll_factors(&fll_div, Fref, Fout);
2069 if (ret != 0)
2070 return ret;
2071
2072 switch (source) {
2073 case WM8996_FLL_MCLK1:
2074 reg = 0;
2075 break;
2076 case WM8996_FLL_MCLK2:
2077 reg = 1;
2078 break;
2079 case WM8996_FLL_DACLRCLK1:
2080 reg = 2;
2081 break;
2082 case WM8996_FLL_BCLK1:
2083 reg = 3;
2084 break;
2085 default:
2086 dev_err(codec->dev, "Unknown FLL source %d\n", ret);
2087 return -EINVAL;
2088 }
2089
2090 reg |= fll_div.fll_refclk_div << WM8996_FLL_REFCLK_DIV_SHIFT;
2091 reg |= fll_div.fll_ref_freq << WM8996_FLL_REF_FREQ_SHIFT;
2092
2093 snd_soc_update_bits(codec, WM8996_FLL_CONTROL_5,
2094 WM8996_FLL_REFCLK_DIV_MASK | WM8996_FLL_REF_FREQ |
2095 WM8996_FLL_REFCLK_SRC_MASK, reg);
2096
2097 reg = 0;
2098 if (fll_div.theta || fll_div.lambda)
2099 reg |= WM8996_FLL_EFS_ENA | (3 << WM8996_FLL_LFSR_SEL_SHIFT);
2100 else
2101 reg |= 1 << WM8996_FLL_LFSR_SEL_SHIFT;
2102 snd_soc_write(codec, WM8996_FLL_EFS_2, reg);
2103
2104 snd_soc_update_bits(codec, WM8996_FLL_CONTROL_2,
2105 WM8996_FLL_OUTDIV_MASK |
2106 WM8996_FLL_FRATIO_MASK,
2107 (fll_div.fll_outdiv << WM8996_FLL_OUTDIV_SHIFT) |
2108 (fll_div.fll_fratio));
2109
2110 snd_soc_write(codec, WM8996_FLL_CONTROL_3, fll_div.theta);
2111
2112 snd_soc_update_bits(codec, WM8996_FLL_CONTROL_4,
2113 WM8996_FLL_N_MASK | WM8996_FLL_LOOP_GAIN_MASK,
2114 (fll_div.n << WM8996_FLL_N_SHIFT) |
2115 fll_div.fll_loop_gain);
2116
2117 snd_soc_write(codec, WM8996_FLL_EFS_1, fll_div.lambda);
2118
2119 snd_soc_update_bits(codec, WM8996_FLL_CONTROL_1,
2120 WM8996_FLL_ENA, WM8996_FLL_ENA);
2121
2122 /* The FLL supports live reconfiguration - kick that in case we were
2123 * already enabled.
2124 */
2125 snd_soc_write(codec, WM8996_FLL_CONTROL_6, WM8996_FLL_SWITCH_CLK);
2126
2127 /* Wait for the FLL to lock, using the interrupt if possible */
2128 if (Fref > 1000000)
2129 timeout = usecs_to_jiffies(300);
2130 else
2131 timeout = msecs_to_jiffies(2);
2132
2133 /* Allow substantially longer if we've actually got the IRQ */
2134 if (i2c->irq)
2135 timeout *= 1000;
2136
2137 ret = wait_for_completion_timeout(&wm8996->fll_lock, timeout);
2138
2139 if (ret == 0 && i2c->irq) {
2140 dev_err(codec->dev, "Timed out waiting for FLL\n");
2141 ret = -ETIMEDOUT;
2142 } else {
2143 ret = 0;
2144 }
2145
2146 dev_dbg(codec->dev, "FLL configured for %dHz->%dHz\n", Fref, Fout);
2147
2148 wm8996->fll_fref = Fref;
2149 wm8996->fll_fout = Fout;
2150 wm8996->fll_src = source;
2151
2152 return ret;
2153}
2154
2155#ifdef CONFIG_GPIOLIB
2156static inline struct wm8996_priv *gpio_to_wm8996(struct gpio_chip *chip)
2157{
2158 return container_of(chip, struct wm8996_priv, gpio_chip);
2159}
2160
2161static void wm8996_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
2162{
2163 struct wm8996_priv *wm8996 = gpio_to_wm8996(chip);
2164 struct snd_soc_codec *codec = wm8996->codec;
2165
2166 snd_soc_update_bits(codec, WM8996_GPIO_1 + offset,
2167 WM8996_GP1_LVL, !!value << WM8996_GP1_LVL_SHIFT);
2168}
2169
2170static int wm8996_gpio_direction_out(struct gpio_chip *chip,
2171 unsigned offset, int value)
2172{
2173 struct wm8996_priv *wm8996 = gpio_to_wm8996(chip);
2174 struct snd_soc_codec *codec = wm8996->codec;
2175 int val;
2176
2177 val = (1 << WM8996_GP1_FN_SHIFT) | (!!value << WM8996_GP1_LVL_SHIFT);
2178
2179 return snd_soc_update_bits(codec, WM8996_GPIO_1 + offset,
2180 WM8996_GP1_FN_MASK | WM8996_GP1_DIR |
2181 WM8996_GP1_LVL, val);
2182}
2183
2184static int wm8996_gpio_get(struct gpio_chip *chip, unsigned offset)
2185{
2186 struct wm8996_priv *wm8996 = gpio_to_wm8996(chip);
2187 struct snd_soc_codec *codec = wm8996->codec;
2188 int ret;
2189
2190 ret = snd_soc_read(codec, WM8996_GPIO_1 + offset);
2191 if (ret < 0)
2192 return ret;
2193
2194 return (ret & WM8996_GP1_LVL) != 0;
2195}
2196
2197static int wm8996_gpio_direction_in(struct gpio_chip *chip, unsigned offset)
2198{
2199 struct wm8996_priv *wm8996 = gpio_to_wm8996(chip);
2200 struct snd_soc_codec *codec = wm8996->codec;
2201
2202 return snd_soc_update_bits(codec, WM8996_GPIO_1 + offset,
2203 WM8996_GP1_FN_MASK | WM8996_GP1_DIR,
2204 (1 << WM8996_GP1_FN_SHIFT) |
2205 (1 << WM8996_GP1_DIR_SHIFT));
2206}
2207
2208static struct gpio_chip wm8996_template_chip = {
2209 .label = "wm8996",
2210 .owner = THIS_MODULE,
2211 .direction_output = wm8996_gpio_direction_out,
2212 .set = wm8996_gpio_set,
2213 .direction_input = wm8996_gpio_direction_in,
2214 .get = wm8996_gpio_get,
2215 .can_sleep = 1,
2216};
2217
2218static void wm8996_init_gpio(struct snd_soc_codec *codec)
2219{
2220 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec);
2221 int ret;
2222
2223 wm8996->gpio_chip = wm8996_template_chip;
2224 wm8996->gpio_chip.ngpio = 5;
2225 wm8996->gpio_chip.dev = codec->dev;
2226
2227 if (wm8996->pdata.gpio_base)
2228 wm8996->gpio_chip.base = wm8996->pdata.gpio_base;
2229 else
2230 wm8996->gpio_chip.base = -1;
2231
2232 ret = gpiochip_add(&wm8996->gpio_chip);
2233 if (ret != 0)
2234 dev_err(codec->dev, "Failed to add GPIOs: %d\n", ret);
2235}
2236
2237static void wm8996_free_gpio(struct snd_soc_codec *codec)
2238{
2239 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec);
2240 int ret;
2241
2242 ret = gpiochip_remove(&wm8996->gpio_chip);
2243 if (ret != 0)
2244 dev_err(codec->dev, "Failed to remove GPIOs: %d\n", ret);
2245}
2246#else
2247static void wm8996_init_gpio(struct snd_soc_codec *codec)
2248{
2249}
2250
2251static void wm8996_free_gpio(struct snd_soc_codec *codec)
2252{
2253}
2254#endif
2255
2256/**
2257 * wm8996_detect - Enable default WM8996 jack detection
2258 *
2259 * The WM8996 has advanced accessory detection support for headsets.
2260 * This function provides a default implementation which integrates
2261 * the majority of this functionality with minimal user configuration.
2262 *
2263 * This will detect headset, headphone and short circuit button and
2264 * will also detect inverted microphone ground connections and update
2265 * the polarity of the connections.
2266 */
2267int wm8996_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
2268 wm8996_polarity_fn polarity_cb)
2269{
2270 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec);
2271
2272 wm8996->jack = jack;
2273 wm8996->detecting = true;
2274 wm8996->polarity_cb = polarity_cb;
2275
2276 if (wm8996->polarity_cb)
2277 wm8996->polarity_cb(codec, 0);
2278
2279 /* Clear discarge to avoid noise during detection */
2280 snd_soc_update_bits(codec, WM8996_MICBIAS_1,
2281 WM8996_MICB1_DISCH, 0);
2282 snd_soc_update_bits(codec, WM8996_MICBIAS_2,
2283 WM8996_MICB2_DISCH, 0);
2284
2285 /* LDO2 powers the microphones, SYSCLK clocks detection */
2286 snd_soc_dapm_force_enable_pin(&codec->dapm, "LDO2");
2287 snd_soc_dapm_force_enable_pin(&codec->dapm, "SYSCLK");
2288
2289 /* We start off just enabling microphone detection - even a
2290 * plain headphone will trigger detection.
2291 */
2292 snd_soc_update_bits(codec, WM8996_MIC_DETECT_1,
2293 WM8996_MICD_ENA, WM8996_MICD_ENA);
2294
2295 /* Slowest detection rate, gives debounce for initial detection */
2296 snd_soc_update_bits(codec, WM8996_MIC_DETECT_1,
2297 WM8996_MICD_RATE_MASK,
2298 WM8996_MICD_RATE_MASK);
2299
2300 /* Enable interrupts and we're off */
2301 snd_soc_update_bits(codec, WM8996_INTERRUPT_STATUS_2_MASK,
2302 WM8996_IM_MICD_EINT, 0);
2303
2304 return 0;
2305}
2306EXPORT_SYMBOL_GPL(wm8996_detect);
2307
2308static void wm8996_micd(struct snd_soc_codec *codec)
2309{
2310 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec);
2311 int val, reg;
2312
2313 val = snd_soc_read(codec, WM8996_MIC_DETECT_3);
2314
2315 dev_dbg(codec->dev, "Microphone event: %x\n", val);
2316
2317 if (!(val & WM8996_MICD_VALID)) {
2318 dev_warn(codec->dev, "Microphone detection state invalid\n");
2319 return;
2320 }
2321
2322 /* No accessory, reset everything and report removal */
2323 if (!(val & WM8996_MICD_STS)) {
2324 dev_dbg(codec->dev, "Jack removal detected\n");
2325 wm8996->jack_mic = false;
2326 wm8996->detecting = true;
2327 snd_soc_jack_report(wm8996->jack, 0,
2328 SND_JACK_HEADSET | SND_JACK_BTN_0);
2329 snd_soc_update_bits(codec, WM8996_MIC_DETECT_1,
2330 WM8996_MICD_RATE_MASK,
2331 WM8996_MICD_RATE_MASK);
2332 return;
2333 }
2334
2335 /* If the measurement is very high we've got a microphone but
2336 * do a little debounce to account for mechanical issues.
2337 */
2338 if (val & 0x400) {
2339 dev_dbg(codec->dev, "Microphone detected\n");
2340 snd_soc_jack_report(wm8996->jack, SND_JACK_HEADSET,
2341 SND_JACK_HEADSET | SND_JACK_BTN_0);
2342 wm8996->jack_mic = true;
2343 wm8996->detecting = false;
2344
2345 /* Increase poll rate to give better responsiveness
2346 * for buttons */
2347 snd_soc_update_bits(codec, WM8996_MIC_DETECT_1,
2348 WM8996_MICD_RATE_MASK,
2349 5 << WM8996_MICD_RATE_SHIFT);
2350 }
2351
2352 /* If we detected a lower impedence during initial startup
2353 * then we probably have the wrong polarity, flip it. Don't
2354 * do this for the lowest impedences to speed up detection of
2355 * plain headphones.
2356 */
2357 if (wm8996->detecting && (val & 0x3f0)) {
2358 reg = snd_soc_read(codec, WM8996_ACCESSORY_DETECT_MODE_2);
2359 reg ^= WM8996_HPOUT1FB_SRC | WM8996_MICD_SRC |
2360 WM8996_MICD_BIAS_SRC;
2361 snd_soc_update_bits(codec, WM8996_ACCESSORY_DETECT_MODE_2,
2362 WM8996_HPOUT1FB_SRC | WM8996_MICD_SRC |
2363 WM8996_MICD_BIAS_SRC, reg);
2364
2365 if (wm8996->polarity_cb)
2366 wm8996->polarity_cb(codec,
2367 (reg & WM8996_MICD_SRC) != 0);
2368
2369 dev_dbg(codec->dev, "Set microphone polarity to %d\n",
2370 (reg & WM8996_MICD_SRC) != 0);
2371
2372 return;
2373 }
2374
2375 /* Don't distinguish between buttons, just report any low
2376 * impedence as BTN_0.
2377 */
2378 if (val & 0x3fc) {
2379 if (wm8996->jack_mic) {
2380 dev_dbg(codec->dev, "Mic button detected\n");
2381 snd_soc_jack_report(wm8996->jack,
2382 SND_JACK_HEADSET | SND_JACK_BTN_0,
2383 SND_JACK_HEADSET | SND_JACK_BTN_0);
2384 } else {
2385 dev_dbg(codec->dev, "Headphone detected\n");
2386 snd_soc_jack_report(wm8996->jack,
2387 SND_JACK_HEADPHONE,
2388 SND_JACK_HEADSET |
2389 SND_JACK_BTN_0);
2390
2391 /* Increase the detection rate a bit for
2392 * responsiveness.
2393 */
2394 snd_soc_update_bits(codec, WM8996_MIC_DETECT_1,
2395 WM8996_MICD_RATE_MASK,
2396 7 << WM8996_MICD_RATE_SHIFT);
2397
2398 wm8996->detecting = false;
2399 }
2400 }
2401}
2402
2403static irqreturn_t wm8996_irq(int irq, void *data)
2404{
2405 struct snd_soc_codec *codec = data;
2406 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec);
2407 int irq_val;
2408
2409 irq_val = snd_soc_read(codec, WM8996_INTERRUPT_STATUS_2);
2410 if (irq_val < 0) {
2411 dev_err(codec->dev, "Failed to read IRQ status: %d\n",
2412 irq_val);
2413 return IRQ_NONE;
2414 }
2415 irq_val &= ~snd_soc_read(codec, WM8996_INTERRUPT_STATUS_2_MASK);
2416
Mark Brown84497092011-07-20 13:49:58 +0100[diff] [blame]2417 snd_soc_write(codec, WM8996_INTERRUPT_STATUS_2, irq_val);
2418
Mark Browna9ba6152011-06-24 12:10:44 +0100[diff] [blame]2419 if (irq_val & (WM8996_DCS_DONE_01_EINT | WM8996_DCS_DONE_23_EINT)) {
2420 dev_dbg(codec->dev, "DC servo IRQ\n");
2421 complete(&wm8996->dcs_done);
2422 }
2423
2424 if (irq_val & WM8996_FIFOS_ERR_EINT)
2425 dev_err(codec->dev, "Digital core FIFO error\n");
2426
2427 if (irq_val & WM8996_FLL_LOCK_EINT) {
2428 dev_dbg(codec->dev, "FLL locked\n");
2429 complete(&wm8996->fll_lock);
2430 }
2431
2432 if (irq_val & WM8996_MICD_EINT)
2433 wm8996_micd(codec);
2434
Mark Brown84497092011-07-20 13:49:58 +0100[diff] [blame]2435 if (irq_val)
Mark Browna9ba6152011-06-24 12:10:44 +0100[diff] [blame]2436 return IRQ_HANDLED;
Mark Brown84497092011-07-20 13:49:58 +0100[diff] [blame]2437 else
Mark Browna9ba6152011-06-24 12:10:44 +0100[diff] [blame]2438 return IRQ_NONE;
Mark Browna9ba6152011-06-24 12:10:44 +0100[diff] [blame]2439}
2440
2441static irqreturn_t wm8996_edge_irq(int irq, void *data)
2442{
2443 irqreturn_t ret = IRQ_NONE;
2444 irqreturn_t val;
2445
2446 do {
2447 val = wm8996_irq(irq, data);
2448 if (val != IRQ_NONE)
2449 ret = val;
2450 } while (val != IRQ_NONE);
2451
2452 return ret;
2453}
2454
2455static void wm8996_retune_mobile_pdata(struct snd_soc_codec *codec)
2456{
2457 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec);
2458 struct wm8996_pdata *pdata = &wm8996->pdata;
2459
2460 struct snd_kcontrol_new controls[] = {
2461 SOC_ENUM_EXT("DSP1 EQ Mode",
2462 wm8996->retune_mobile_enum,
2463 wm8996_get_retune_mobile_enum,
2464 wm8996_put_retune_mobile_enum),
2465 SOC_ENUM_EXT("DSP2 EQ Mode",
2466 wm8996->retune_mobile_enum,
2467 wm8996_get_retune_mobile_enum,
2468 wm8996_put_retune_mobile_enum),
2469 };
2470 int ret, i, j;
2471 const char **t;
2472
2473 /* We need an array of texts for the enum API but the number
2474 * of texts is likely to be less than the number of
2475 * configurations due to the sample rate dependency of the
2476 * configurations. */
2477 wm8996->num_retune_mobile_texts = 0;
2478 wm8996->retune_mobile_texts = NULL;
2479 for (i = 0; i < pdata->num_retune_mobile_cfgs; i++) {
2480 for (j = 0; j < wm8996->num_retune_mobile_texts; j++) {
2481 if (strcmp(pdata->retune_mobile_cfgs[i].name,
2482 wm8996->retune_mobile_texts[j]) == 0)
2483 break;
2484 }
2485
2486 if (j != wm8996->num_retune_mobile_texts)
2487 continue;
2488
2489 /* Expand the array... */
2490 t = krealloc(wm8996->retune_mobile_texts,
2491 sizeof(char *) *
2492 (wm8996->num_retune_mobile_texts + 1),
2493 GFP_KERNEL);
2494 if (t == NULL)
2495 continue;
2496
2497 /* ...store the new entry... */
2498 t[wm8996->num_retune_mobile_texts] =
2499 pdata->retune_mobile_cfgs[i].name;
2500
2501 /* ...and remember the new version. */
2502 wm8996->num_retune_mobile_texts++;
2503 wm8996->retune_mobile_texts = t;
2504 }
2505
2506 dev_dbg(codec->dev, "Allocated %d unique ReTune Mobile names\n",
2507 wm8996->num_retune_mobile_texts);
2508
2509 wm8996->retune_mobile_enum.max = wm8996->num_retune_mobile_texts;
2510 wm8996->retune_mobile_enum.texts = wm8996->retune_mobile_texts;
2511
2512 ret = snd_soc_add_controls(codec, controls, ARRAY_SIZE(controls));
2513 if (ret != 0)
2514 dev_err(codec->dev,
2515 "Failed to add ReTune Mobile controls: %d\n", ret);
2516}
2517
2518static int wm8996_probe(struct snd_soc_codec *codec)
2519{
2520 int ret;
2521 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec);
2522 struct i2c_client *i2c = to_i2c_client(codec->dev);
2523 struct snd_soc_dapm_context *dapm = &codec->dapm;
2524 int i, irq_flags;
2525
2526 wm8996->codec = codec;
2527
2528 init_completion(&wm8996->dcs_done);
2529 init_completion(&wm8996->fll_lock);
2530
2531 dapm->idle_bias_off = true;
2532 dapm->bias_level = SND_SOC_BIAS_OFF;
2533
2534 ret = snd_soc_codec_set_cache_io(codec, 16, 16, SND_SOC_I2C);
2535 if (ret != 0) {
2536 dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
2537 goto err;
2538 }
2539
2540 for (i = 0; i < ARRAY_SIZE(wm8996->supplies); i++)
2541 wm8996->supplies[i].supply = wm8996_supply_names[i];
2542
2543 ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(wm8996->supplies),
2544 wm8996->supplies);
2545 if (ret != 0) {
2546 dev_err(codec->dev, "Failed to request supplies: %d\n", ret);
2547 goto err;
2548 }
2549
2550 wm8996->disable_nb[0].notifier_call = wm8996_regulator_event_0;
2551 wm8996->disable_nb[1].notifier_call = wm8996_regulator_event_1;
2552 wm8996->disable_nb[2].notifier_call = wm8996_regulator_event_2;
2553 wm8996->disable_nb[3].notifier_call = wm8996_regulator_event_3;
2554
2555 /* This should really be moved into the regulator core */
2556 for (i = 0; i < ARRAY_SIZE(wm8996->supplies); i++) {
2557 ret = regulator_register_notifier(wm8996->supplies[i].consumer,
2558 &wm8996->disable_nb[i]);
2559 if (ret != 0) {
2560 dev_err(codec->dev,
2561 "Failed to register regulator notifier: %d\n",
2562 ret);
2563 }
2564 }
2565
2566 ret = regulator_bulk_enable(ARRAY_SIZE(wm8996->supplies),
2567 wm8996->supplies);
2568 if (ret != 0) {
2569 dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
2570 goto err_get;
2571 }
2572
2573 if (wm8996->pdata.ldo_ena >= 0) {
2574 gpio_set_value_cansleep(wm8996->pdata.ldo_ena, 1);
2575 msleep(5);
2576 }
2577
2578 ret = snd_soc_read(codec, WM8996_SOFTWARE_RESET);
2579 if (ret < 0) {
2580 dev_err(codec->dev, "Failed to read ID register: %d\n", ret);
2581 goto err_enable;
2582 }
2583 if (ret != 0x8915) {
2584 dev_err(codec->dev, "Device is not a WM8996, ID %x\n", ret);
2585 ret = -EINVAL;
2586 goto err_enable;
2587 }
2588
2589 ret = snd_soc_read(codec, WM8996_CHIP_REVISION);
2590 if (ret < 0) {
2591 dev_err(codec->dev, "Failed to read device revision: %d\n",
2592 ret);
2593 goto err_enable;
2594 }
2595
2596 dev_info(codec->dev, "revision %c\n",
2597 (ret & WM8996_CHIP_REV_MASK) + 'A');
2598
2599 if (wm8996->pdata.ldo_ena >= 0) {
2600 gpio_set_value_cansleep(wm8996->pdata.ldo_ena, 0);
2601 } else {
2602 ret = wm8996_reset(codec);
2603 if (ret < 0) {
2604 dev_err(codec->dev, "Failed to issue reset\n");
2605 goto err_enable;
2606 }
2607 }
2608
2609 codec->cache_only = true;
2610
2611 /* Apply platform data settings */
2612 snd_soc_update_bits(codec, WM8996_LINE_INPUT_CONTROL,
2613 WM8996_INL_MODE_MASK | WM8996_INR_MODE_MASK,
2614 wm8996->pdata.inl_mode << WM8996_INL_MODE_SHIFT |
2615 wm8996->pdata.inr_mode);
2616
2617 for (i = 0; i < ARRAY_SIZE(wm8996->pdata.gpio_default); i++) {
2618 if (!wm8996->pdata.gpio_default[i])
2619 continue;
2620
2621 snd_soc_write(codec, WM8996_GPIO_1 + i,
2622 wm8996->pdata.gpio_default[i] & 0xffff);
2623 }
2624
2625 if (wm8996->pdata.spkmute_seq)
2626 snd_soc_update_bits(codec, WM8996_PDM_SPEAKER_MUTE_SEQUENCE,
2627 WM8996_SPK_MUTE_ENDIAN |
2628 WM8996_SPK_MUTE_SEQ1_MASK,
2629 wm8996->pdata.spkmute_seq);
2630
2631 snd_soc_update_bits(codec, WM8996_ACCESSORY_DETECT_MODE_2,
2632 WM8996_MICD_BIAS_SRC | WM8996_HPOUT1FB_SRC |
2633 WM8996_MICD_SRC, wm8996->pdata.micdet_def);
2634
2635 /* Latch volume update bits */
2636 snd_soc_update_bits(codec, WM8996_LEFT_LINE_INPUT_VOLUME,
2637 WM8996_IN1_VU, WM8996_IN1_VU);
2638 snd_soc_update_bits(codec, WM8996_RIGHT_LINE_INPUT_VOLUME,
2639 WM8996_IN1_VU, WM8996_IN1_VU);
2640
2641 snd_soc_update_bits(codec, WM8996_DAC1_LEFT_VOLUME,
2642 WM8996_DAC1_VU, WM8996_DAC1_VU);
2643 snd_soc_update_bits(codec, WM8996_DAC1_RIGHT_VOLUME,
2644 WM8996_DAC1_VU, WM8996_DAC1_VU);
2645 snd_soc_update_bits(codec, WM8996_DAC2_LEFT_VOLUME,
2646 WM8996_DAC2_VU, WM8996_DAC2_VU);
2647 snd_soc_update_bits(codec, WM8996_DAC2_RIGHT_VOLUME,
2648 WM8996_DAC2_VU, WM8996_DAC2_VU);
2649
2650 snd_soc_update_bits(codec, WM8996_OUTPUT1_LEFT_VOLUME,
2651 WM8996_DAC1_VU, WM8996_DAC1_VU);
2652 snd_soc_update_bits(codec, WM8996_OUTPUT1_RIGHT_VOLUME,
2653 WM8996_DAC1_VU, WM8996_DAC1_VU);
2654 snd_soc_update_bits(codec, WM8996_OUTPUT2_LEFT_VOLUME,
2655 WM8996_DAC2_VU, WM8996_DAC2_VU);
2656 snd_soc_update_bits(codec, WM8996_OUTPUT2_RIGHT_VOLUME,
2657 WM8996_DAC2_VU, WM8996_DAC2_VU);
2658
2659 snd_soc_update_bits(codec, WM8996_DSP1_TX_LEFT_VOLUME,
2660 WM8996_DSP1TX_VU, WM8996_DSP1TX_VU);
2661 snd_soc_update_bits(codec, WM8996_DSP1_TX_RIGHT_VOLUME,
2662 WM8996_DSP1TX_VU, WM8996_DSP1TX_VU);
2663 snd_soc_update_bits(codec, WM8996_DSP2_TX_LEFT_VOLUME,
2664 WM8996_DSP2TX_VU, WM8996_DSP2TX_VU);
2665 snd_soc_update_bits(codec, WM8996_DSP2_TX_RIGHT_VOLUME,
2666 WM8996_DSP2TX_VU, WM8996_DSP2TX_VU);
2667
2668 snd_soc_update_bits(codec, WM8996_DSP1_RX_LEFT_VOLUME,
2669 WM8996_DSP1RX_VU, WM8996_DSP1RX_VU);
2670 snd_soc_update_bits(codec, WM8996_DSP1_RX_RIGHT_VOLUME,
2671 WM8996_DSP1RX_VU, WM8996_DSP1RX_VU);
2672 snd_soc_update_bits(codec, WM8996_DSP2_RX_LEFT_VOLUME,
2673 WM8996_DSP2RX_VU, WM8996_DSP2RX_VU);
2674 snd_soc_update_bits(codec, WM8996_DSP2_RX_RIGHT_VOLUME,
2675 WM8996_DSP2RX_VU, WM8996_DSP2RX_VU);
2676
2677 /* No support currently for the underclocked TDM modes and
2678 * pick a default TDM layout with each channel pair working with
2679 * slots 0 and 1. */
2680 snd_soc_update_bits(codec, WM8996_AIF1RX_CHANNEL_0_CONFIGURATION,
2681 WM8996_AIF1RX_CHAN0_SLOTS_MASK |
2682 WM8996_AIF1RX_CHAN0_START_SLOT_MASK,
2683 1 << WM8996_AIF1RX_CHAN0_SLOTS_SHIFT | 0);
2684 snd_soc_update_bits(codec, WM8996_AIF1RX_CHANNEL_1_CONFIGURATION,
2685 WM8996_AIF1RX_CHAN1_SLOTS_MASK |
2686 WM8996_AIF1RX_CHAN1_START_SLOT_MASK,
2687 1 << WM8996_AIF1RX_CHAN1_SLOTS_SHIFT | 1);
2688 snd_soc_update_bits(codec, WM8996_AIF1RX_CHANNEL_2_CONFIGURATION,
2689 WM8996_AIF1RX_CHAN2_SLOTS_MASK |
2690 WM8996_AIF1RX_CHAN2_START_SLOT_MASK,
2691 1 << WM8996_AIF1RX_CHAN2_SLOTS_SHIFT | 0);
2692 snd_soc_update_bits(codec, WM8996_AIF1RX_CHANNEL_3_CONFIGURATION,
2693 WM8996_AIF1RX_CHAN3_SLOTS_MASK |
2694 WM8996_AIF1RX_CHAN0_START_SLOT_MASK,
2695 1 << WM8996_AIF1RX_CHAN3_SLOTS_SHIFT | 1);
2696 snd_soc_update_bits(codec, WM8996_AIF1RX_CHANNEL_4_CONFIGURATION,
2697 WM8996_AIF1RX_CHAN4_SLOTS_MASK |
2698 WM8996_AIF1RX_CHAN0_START_SLOT_MASK,
2699 1 << WM8996_AIF1RX_CHAN4_SLOTS_SHIFT | 0);
2700 snd_soc_update_bits(codec, WM8996_AIF1RX_CHANNEL_5_CONFIGURATION,
2701 WM8996_AIF1RX_CHAN5_SLOTS_MASK |
2702 WM8996_AIF1RX_CHAN0_START_SLOT_MASK,
2703 1 << WM8996_AIF1RX_CHAN5_SLOTS_SHIFT | 1);
2704
2705 snd_soc_update_bits(codec, WM8996_AIF2RX_CHANNEL_0_CONFIGURATION,
2706 WM8996_AIF2RX_CHAN0_SLOTS_MASK |
2707 WM8996_AIF2RX_CHAN0_START_SLOT_MASK,
2708 1 << WM8996_AIF2RX_CHAN0_SLOTS_SHIFT | 0);
2709 snd_soc_update_bits(codec, WM8996_AIF2RX_CHANNEL_1_CONFIGURATION,
2710 WM8996_AIF2RX_CHAN1_SLOTS_MASK |
2711 WM8996_AIF2RX_CHAN1_START_SLOT_MASK,
2712 1 << WM8996_AIF2RX_CHAN1_SLOTS_SHIFT | 1);
2713
2714 snd_soc_update_bits(codec, WM8996_AIF1TX_CHANNEL_0_CONFIGURATION,
2715 WM8996_AIF1TX_CHAN0_SLOTS_MASK |
2716 WM8996_AIF1TX_CHAN0_START_SLOT_MASK,
2717 1 << WM8996_AIF1TX_CHAN0_SLOTS_SHIFT | 0);
2718 snd_soc_update_bits(codec, WM8996_AIF1TX_CHANNEL_1_CONFIGURATION,
2719 WM8996_AIF1TX_CHAN1_SLOTS_MASK |
2720 WM8996_AIF1TX_CHAN0_START_SLOT_MASK,
2721 1 << WM8996_AIF1TX_CHAN1_SLOTS_SHIFT | 1);
2722 snd_soc_update_bits(codec, WM8996_AIF1TX_CHANNEL_2_CONFIGURATION,
2723 WM8996_AIF1TX_CHAN2_SLOTS_MASK |
2724 WM8996_AIF1TX_CHAN0_START_SLOT_MASK,
2725 1 << WM8996_AIF1TX_CHAN2_SLOTS_SHIFT | 0);
2726 snd_soc_update_bits(codec, WM8996_AIF1TX_CHANNEL_3_CONFIGURATION,
2727 WM8996_AIF1TX_CHAN3_SLOTS_MASK |
2728 WM8996_AIF1TX_CHAN0_START_SLOT_MASK,
2729 1 << WM8996_AIF1TX_CHAN3_SLOTS_SHIFT | 1);
2730 snd_soc_update_bits(codec, WM8996_AIF1TX_CHANNEL_4_CONFIGURATION,
2731 WM8996_AIF1TX_CHAN4_SLOTS_MASK |
2732 WM8996_AIF1TX_CHAN0_START_SLOT_MASK,
2733 1 << WM8996_AIF1TX_CHAN4_SLOTS_SHIFT | 0);
2734 snd_soc_update_bits(codec, WM8996_AIF1TX_CHANNEL_5_CONFIGURATION,
2735 WM8996_AIF1TX_CHAN5_SLOTS_MASK |
2736 WM8996_AIF1TX_CHAN0_START_SLOT_MASK,
2737 1 << WM8996_AIF1TX_CHAN5_SLOTS_SHIFT | 1);
2738
2739 snd_soc_update_bits(codec, WM8996_AIF2TX_CHANNEL_0_CONFIGURATION,
2740 WM8996_AIF2TX_CHAN0_SLOTS_MASK |
2741 WM8996_AIF2TX_CHAN0_START_SLOT_MASK,
2742 1 << WM8996_AIF2TX_CHAN0_SLOTS_SHIFT | 0);
2743 snd_soc_update_bits(codec, WM8996_AIF1TX_CHANNEL_1_CONFIGURATION,
2744 WM8996_AIF2TX_CHAN1_SLOTS_MASK |
2745 WM8996_AIF2TX_CHAN1_START_SLOT_MASK,
2746 1 << WM8996_AIF1TX_CHAN1_SLOTS_SHIFT | 1);
2747
2748 if (wm8996->pdata.num_retune_mobile_cfgs)
2749 wm8996_retune_mobile_pdata(codec);
2750 else
2751 snd_soc_add_controls(codec, wm8996_eq_controls,
2752 ARRAY_SIZE(wm8996_eq_controls));
2753
2754 /* If the TX LRCLK pins are not in LRCLK mode configure the
2755 * AIFs to source their clocks from the RX LRCLKs.
2756 */
2757 if ((snd_soc_read(codec, WM8996_GPIO_1)))
2758 snd_soc_update_bits(codec, WM8996_AIF1_TX_LRCLK_2,
2759 WM8996_AIF1TX_LRCLK_MODE,
2760 WM8996_AIF1TX_LRCLK_MODE);
2761
2762 if ((snd_soc_read(codec, WM8996_GPIO_2)))
2763 snd_soc_update_bits(codec, WM8996_AIF2_TX_LRCLK_2,
2764 WM8996_AIF2TX_LRCLK_MODE,
2765 WM8996_AIF2TX_LRCLK_MODE);
2766
2767 regulator_bulk_disable(ARRAY_SIZE(wm8996->supplies), wm8996->supplies);
2768
2769 wm8996_init_gpio(codec);
2770
2771 if (i2c->irq) {
2772 if (wm8996->pdata.irq_flags)
2773 irq_flags = wm8996->pdata.irq_flags;
2774 else
2775 irq_flags = IRQF_TRIGGER_LOW;
2776
2777 irq_flags |= IRQF_ONESHOT;
2778
2779 if (irq_flags & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING))
2780 ret = request_threaded_irq(i2c->irq, NULL,
2781 wm8996_edge_irq,
2782 irq_flags, "wm8996", codec);
2783 else
2784 ret = request_threaded_irq(i2c->irq, NULL, wm8996_irq,
2785 irq_flags, "wm8996", codec);
2786
2787 if (ret == 0) {
2788 /* Unmask the interrupt */
2789 snd_soc_update_bits(codec, WM8996_INTERRUPT_CONTROL,
2790 WM8996_IM_IRQ, 0);
2791
2792 /* Enable error reporting and DC servo status */
2793 snd_soc_update_bits(codec,
2794 WM8996_INTERRUPT_STATUS_2_MASK,
2795 WM8996_IM_DCS_DONE_23_EINT |
2796 WM8996_IM_DCS_DONE_01_EINT |
2797 WM8996_IM_FLL_LOCK_EINT |
2798 WM8996_IM_FIFOS_ERR_EINT,
2799 0);
2800 } else {
2801 dev_err(codec->dev, "Failed to request IRQ: %d\n",
2802 ret);
2803 }
2804 }
2805
2806 return 0;
2807
2808err_enable:
2809 if (wm8996->pdata.ldo_ena >= 0)
2810 gpio_set_value_cansleep(wm8996->pdata.ldo_ena, 0);
2811
2812 regulator_bulk_disable(ARRAY_SIZE(wm8996->supplies), wm8996->supplies);
2813err_get:
2814 regulator_bulk_free(ARRAY_SIZE(wm8996->supplies), wm8996->supplies);
2815err:
2816 return ret;
2817}
2818
2819static int wm8996_remove(struct snd_soc_codec *codec)
2820{
2821 struct wm8996_priv *wm8996 = snd_soc_codec_get_drvdata(codec);
2822 struct i2c_client *i2c = to_i2c_client(codec->dev);
2823 int i;
2824
2825 snd_soc_update_bits(codec, WM8996_INTERRUPT_CONTROL,
2826 WM8996_IM_IRQ, WM8996_IM_IRQ);
2827
2828 if (i2c->irq)
2829 free_irq(i2c->irq, codec);
2830
2831 wm8996_free_gpio(codec);
2832
2833 for (i = 0; i < ARRAY_SIZE(wm8996->supplies); i++)
2834 regulator_unregister_notifier(wm8996->supplies[i].consumer,
2835 &wm8996->disable_nb[i]);
2836 regulator_bulk_free(ARRAY_SIZE(wm8996->supplies), wm8996->supplies);
2837
2838 return 0;
2839}
2840
2841static struct snd_soc_codec_driver soc_codec_dev_wm8996 = {
2842 .probe = wm8996_probe,
2843 .remove = wm8996_remove,
2844 .set_bias_level = wm8996_set_bias_level,
2845 .seq_notifier = wm8996_seq_notifier,
2846 .reg_cache_size = WM8996_MAX_REGISTER + 1,
2847 .reg_word_size = sizeof(u16),
2848 .reg_cache_default = wm8996_reg,
2849 .volatile_register = wm8996_volatile_register,
2850 .readable_register = wm8996_readable_register,
2851 .compress_type = SND_SOC_RBTREE_COMPRESSION,
2852 .controls = wm8996_snd_controls,
2853 .num_controls = ARRAY_SIZE(wm8996_snd_controls),
2854 .dapm_widgets = wm8996_dapm_widgets,
2855 .num_dapm_widgets = ARRAY_SIZE(wm8996_dapm_widgets),
2856 .dapm_routes = wm8996_dapm_routes,
2857 .num_dapm_routes = ARRAY_SIZE(wm8996_dapm_routes),
2858 .set_pll = wm8996_set_fll,
2859};
2860
2861#define WM8996_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |\
2862 SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_48000)
2863#define WM8996_FORMATS (SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_S16_LE |\
2864 SNDRV_PCM_FMTBIT_S20_3LE | SNDRV_PCM_FMTBIT_S24_LE |\
2865 SNDRV_PCM_FMTBIT_S32_LE)
2866
2867static struct snd_soc_dai_ops wm8996_dai_ops = {
2868 .set_fmt = wm8996_set_fmt,
2869 .hw_params = wm8996_hw_params,
2870 .set_sysclk = wm8996_set_sysclk,
2871};
2872
2873static struct snd_soc_dai_driver wm8996_dai[] = {
2874 {
2875 .name = "wm8996-aif1",
2876 .playback = {
2877 .stream_name = "AIF1 Playback",
2878 .channels_min = 1,
2879 .channels_max = 6,
2880 .rates = WM8996_RATES,
2881 .formats = WM8996_FORMATS,
2882 },
2883 .capture = {
2884 .stream_name = "AIF1 Capture",
2885 .channels_min = 1,
2886 .channels_max = 6,
2887 .rates = WM8996_RATES,
2888 .formats = WM8996_FORMATS,
2889 },
2890 .ops = &wm8996_dai_ops,
2891 },
2892 {
2893 .name = "wm8996-aif2",
2894 .playback = {
2895 .stream_name = "AIF2 Playback",
2896 .channels_min = 1,
2897 .channels_max = 2,
2898 .rates = WM8996_RATES,
2899 .formats = WM8996_FORMATS,
2900 },
2901 .capture = {
2902 .stream_name = "AIF2 Capture",
2903 .channels_min = 1,
2904 .channels_max = 2,
2905 .rates = WM8996_RATES,
2906 .formats = WM8996_FORMATS,
2907 },
2908 .ops = &wm8996_dai_ops,
2909 },
2910};
2911
2912static __devinit int wm8996_i2c_probe(struct i2c_client *i2c,
2913 const struct i2c_device_id *id)
2914{
2915 struct wm8996_priv *wm8996;
2916 int ret;
2917
2918 wm8996 = kzalloc(sizeof(struct wm8996_priv), GFP_KERNEL);
2919 if (wm8996 == NULL)
2920 return -ENOMEM;
2921
2922 i2c_set_clientdata(i2c, wm8996);
2923
2924 if (dev_get_platdata(&i2c->dev))
2925 memcpy(&wm8996->pdata, dev_get_platdata(&i2c->dev),
2926 sizeof(wm8996->pdata));
2927
2928 if (wm8996->pdata.ldo_ena > 0) {
2929 ret = gpio_request_one(wm8996->pdata.ldo_ena,
2930 GPIOF_OUT_INIT_LOW, "WM8996 ENA");
2931 if (ret < 0) {
2932 dev_err(&i2c->dev, "Failed to request GPIO %d: %d\n",
2933 wm8996->pdata.ldo_ena, ret);
2934 goto err;
2935 }
2936 }
2937
2938 ret = snd_soc_register_codec(&i2c->dev,
2939 &soc_codec_dev_wm8996, wm8996_dai,
2940 ARRAY_SIZE(wm8996_dai));
2941 if (ret < 0)
2942 goto err_gpio;
2943
2944 return ret;
2945
2946err_gpio:
2947 if (wm8996->pdata.ldo_ena > 0)
2948 gpio_free(wm8996->pdata.ldo_ena);
2949err:
2950 kfree(wm8996);
2951
2952 return ret;
2953}
2954
2955static __devexit int wm8996_i2c_remove(struct i2c_client *client)
2956{
2957 struct wm8996_priv *wm8996 = i2c_get_clientdata(client);
2958
2959 snd_soc_unregister_codec(&client->dev);
2960 if (wm8996->pdata.ldo_ena > 0)
2961 gpio_free(wm8996->pdata.ldo_ena);
2962 kfree(i2c_get_clientdata(client));
2963 return 0;
2964}
2965
2966static const struct i2c_device_id wm8996_i2c_id[] = {
2967 { "wm8996", 0 },
2968 { }
2969};
2970MODULE_DEVICE_TABLE(i2c, wm8996_i2c_id);
2971
2972static struct i2c_driver wm8996_i2c_driver = {
2973 .driver = {
2974 .name = "wm8996",
2975 .owner = THIS_MODULE,
2976 },
2977 .probe = wm8996_i2c_probe,
2978 .remove = __devexit_p(wm8996_i2c_remove),
2979 .id_table = wm8996_i2c_id,
2980};
2981
2982static int __init wm8996_modinit(void)
2983{
2984 int ret;
2985
2986 ret = i2c_add_driver(&wm8996_i2c_driver);
2987 if (ret != 0) {
2988 printk(KERN_ERR "Failed to register WM8996 I2C driver: %d\n",
2989 ret);
2990 }
2991
2992 return ret;
2993}
2994module_init(wm8996_modinit);
2995
2996static void __exit wm8996_exit(void)
2997{
2998 i2c_del_driver(&wm8996_i2c_driver);
2999}
3000module_exit(wm8996_exit);
3001
3002MODULE_DESCRIPTION("ASoC WM8996 driver");
3003MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
3004MODULE_LICENSE("GPL");