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wm_hubs.c
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1 /*
2  * wm_hubs.c -- WM8993/4 common code
3  *
4  * Copyright 2009-12 Wolfson Microelectronics plc
5  *
6  * Author: Mark Brown <[email protected]>
7  *
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License version 2 as
11  * published by the Free Software Foundation.
12  */
13 
14 #include <linux/module.h>
15 #include <linux/moduleparam.h>
16 #include <linux/init.h>
17 #include <linux/delay.h>
18 #include <linux/pm.h>
19 #include <linux/i2c.h>
20 #include <linux/mfd/wm8994/registers.h>
21 #include <sound/core.h>
22 #include <sound/pcm.h>
23 #include <sound/pcm_params.h>
24 #include <sound/soc.h>
25 #include <sound/initval.h>
26 #include <sound/tlv.h>
27 
28 #include "wm8993.h"
29 #include "wm_hubs.h"
30 
31 const DECLARE_TLV_DB_SCALE(wm_hubs_spkmix_tlv, -300, 300, 0);
32 EXPORT_SYMBOL_GPL(wm_hubs_spkmix_tlv);
33 
34 static const DECLARE_TLV_DB_SCALE(inpga_tlv, -1650, 150, 0);
35 static const DECLARE_TLV_DB_SCALE(inmix_sw_tlv, 0, 3000, 0);
36 static const DECLARE_TLV_DB_SCALE(inmix_tlv, -1500, 300, 1);
37 static const DECLARE_TLV_DB_SCALE(earpiece_tlv, -600, 600, 0);
38 static const DECLARE_TLV_DB_SCALE(outmix_tlv, -2100, 300, 0);
39 static const DECLARE_TLV_DB_SCALE(spkmixout_tlv, -1800, 600, 1);
40 static const DECLARE_TLV_DB_SCALE(outpga_tlv, -5700, 100, 0);
41 static const unsigned int spkboost_tlv[] = {
42  TLV_DB_RANGE_HEAD(2),
43  0, 6, TLV_DB_SCALE_ITEM(0, 150, 0),
44  7, 7, TLV_DB_SCALE_ITEM(1200, 0, 0),
45 };
46 static const DECLARE_TLV_DB_SCALE(line_tlv, -600, 600, 0);
47 
48 static const char *speaker_ref_text[] = {
49  "SPKVDD/2",
50  "VMID",
51 };
52 
53 static const struct soc_enum speaker_ref =
54  SOC_ENUM_SINGLE(WM8993_SPEAKER_MIXER, 8, 2, speaker_ref_text);
55 
56 static const char *speaker_mode_text[] = {
57  "Class D",
58  "Class AB",
59 };
60 
61 static const struct soc_enum speaker_mode =
62  SOC_ENUM_SINGLE(WM8993_SPKMIXR_ATTENUATION, 8, 2, speaker_mode_text);
63 
64 static void wait_for_dc_servo(struct snd_soc_codec *codec, unsigned int op)
65 {
66  struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
67  unsigned int reg;
68  int count = 0;
69  int timeout;
70  unsigned int val;
71 
72  val = op | WM8993_DCS_ENA_CHAN_0 | WM8993_DCS_ENA_CHAN_1;
73 
74  /* Trigger the command */
75  snd_soc_write(codec, WM8993_DC_SERVO_0, val);
76 
77  dev_dbg(codec->dev, "Waiting for DC servo...\n");
78 
79  if (hubs->dcs_done_irq)
80  timeout = 4;
81  else
82  timeout = 400;
83 
84  do {
85  count++;
86 
87  if (hubs->dcs_done_irq)
88  wait_for_completion_timeout(&hubs->dcs_done,
89  msecs_to_jiffies(250));
90  else
91  msleep(1);
92 
93  reg = snd_soc_read(codec, WM8993_DC_SERVO_0);
94  dev_dbg(codec->dev, "DC servo: %x\n", reg);
95  } while (reg & op && count < timeout);
96 
97  if (reg & op)
98  dev_err(codec->dev, "Timed out waiting for DC Servo %x\n",
99  op);
100 }
101 
102 irqreturn_t wm_hubs_dcs_done(int irq, void *data)
103 {
104  struct wm_hubs_data *hubs = data;
105 
106  complete(&hubs->dcs_done);
107 
108  return IRQ_HANDLED;
109 }
110 EXPORT_SYMBOL_GPL(wm_hubs_dcs_done);
111 
112 static bool wm_hubs_dac_hp_direct(struct snd_soc_codec *codec)
113 {
114  int reg;
115 
116  /* If we're going via the mixer we'll need to do additional checks */
117  reg = snd_soc_read(codec, WM8993_OUTPUT_MIXER1);
118  if (!(reg & WM8993_DACL_TO_HPOUT1L)) {
119  if (reg & ~WM8993_DACL_TO_MIXOUTL) {
120  dev_vdbg(codec->dev, "Analogue paths connected: %x\n",
121  reg & ~WM8993_DACL_TO_HPOUT1L);
122  return false;
123  } else {
124  dev_vdbg(codec->dev, "HPL connected to mixer\n");
125  }
126  } else {
127  dev_vdbg(codec->dev, "HPL connected to DAC\n");
128  }
129 
130  reg = snd_soc_read(codec, WM8993_OUTPUT_MIXER2);
131  if (!(reg & WM8993_DACR_TO_HPOUT1R)) {
132  if (reg & ~WM8993_DACR_TO_MIXOUTR) {
133  dev_vdbg(codec->dev, "Analogue paths connected: %x\n",
134  reg & ~WM8993_DACR_TO_HPOUT1R);
135  return false;
136  } else {
137  dev_vdbg(codec->dev, "HPR connected to mixer\n");
138  }
139  } else {
140  dev_vdbg(codec->dev, "HPR connected to DAC\n");
141  }
142 
143  return true;
144 }
145 
146 struct wm_hubs_dcs_cache {
147  struct list_head list;
148  unsigned int left;
149  unsigned int right;
150  u16 dcs_cfg;
151 };
152 
153 static bool wm_hubs_dcs_cache_get(struct snd_soc_codec *codec,
154  struct wm_hubs_dcs_cache **entry)
155 {
156  struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
157  struct wm_hubs_dcs_cache *cache;
158  unsigned int left, right;
159 
160  left = snd_soc_read(codec, WM8993_LEFT_OUTPUT_VOLUME);
161  left &= WM8993_HPOUT1L_VOL_MASK;
162 
163  right = snd_soc_read(codec, WM8993_RIGHT_OUTPUT_VOLUME);
164  right &= WM8993_HPOUT1R_VOL_MASK;
165 
166  list_for_each_entry(cache, &hubs->dcs_cache, list) {
167  if (cache->left != left || cache->right != right)
168  continue;
169 
170  *entry = cache;
171  return true;
172  }
173 
174  return false;
175 }
176 
177 static void wm_hubs_dcs_cache_set(struct snd_soc_codec *codec, u16 dcs_cfg)
178 {
179  struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
180  struct wm_hubs_dcs_cache *cache;
181 
182  if (hubs->no_cache_dac_hp_direct)
183  return;
184 
185  cache = devm_kzalloc(codec->dev, sizeof(*cache), GFP_KERNEL);
186  if (!cache) {
187  dev_err(codec->dev, "Failed to allocate DCS cache entry\n");
188  return;
189  }
190 
191  cache->left = snd_soc_read(codec, WM8993_LEFT_OUTPUT_VOLUME);
192  cache->left &= WM8993_HPOUT1L_VOL_MASK;
193 
194  cache->right = snd_soc_read(codec, WM8993_RIGHT_OUTPUT_VOLUME);
195  cache->right &= WM8993_HPOUT1R_VOL_MASK;
196 
197  cache->dcs_cfg = dcs_cfg;
198 
199  list_add_tail(&cache->list, &hubs->dcs_cache);
200 }
201 
202 static void wm_hubs_read_dc_servo(struct snd_soc_codec *codec,
203  u16 *reg_l, u16 *reg_r)
204 {
205  struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
206  u16 dcs_reg, reg;
207 
208  switch (hubs->dcs_readback_mode) {
209  case 2:
210  dcs_reg = WM8994_DC_SERVO_4E;
211  break;
212  case 1:
213  dcs_reg = WM8994_DC_SERVO_READBACK;
214  break;
215  default:
216  dcs_reg = WM8993_DC_SERVO_3;
217  break;
218  }
219 
220  /* Different chips in the family support different readback
221  * methods.
222  */
223  switch (hubs->dcs_readback_mode) {
224  case 0:
225  *reg_l = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_1)
226  & WM8993_DCS_INTEG_CHAN_0_MASK;
227  *reg_r = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_2)
228  & WM8993_DCS_INTEG_CHAN_1_MASK;
229  break;
230  case 2:
231  case 1:
232  reg = snd_soc_read(codec, dcs_reg);
233  *reg_r = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
234  >> WM8993_DCS_DAC_WR_VAL_1_SHIFT;
235  *reg_l = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
236  break;
237  default:
238  WARN(1, "Unknown DCS readback method\n");
239  return;
240  }
241 }
242 
243 /*
244  * Startup calibration of the DC servo
245  */
246 static void enable_dc_servo(struct snd_soc_codec *codec)
247 {
248  struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
249  struct wm_hubs_dcs_cache *cache;
250  s8 offset;
251  u16 reg_l, reg_r, dcs_cfg, dcs_reg;
252 
253  switch (hubs->dcs_readback_mode) {
254  case 2:
255  dcs_reg = WM8994_DC_SERVO_4E;
256  break;
257  default:
258  dcs_reg = WM8993_DC_SERVO_3;
259  break;
260  }
261 
262  /* If we're using a digital only path and have a previously
263  * callibrated DC servo offset stored then use that. */
264  if (wm_hubs_dac_hp_direct(codec) &&
265  wm_hubs_dcs_cache_get(codec, &cache)) {
266  dev_dbg(codec->dev, "Using cached DCS offset %x for %d,%d\n",
267  cache->dcs_cfg, cache->left, cache->right);
268  snd_soc_write(codec, dcs_reg, cache->dcs_cfg);
269  wait_for_dc_servo(codec,
270  WM8993_DCS_TRIG_DAC_WR_0 |
271  WM8993_DCS_TRIG_DAC_WR_1);
272  return;
273  }
274 
275  if (hubs->series_startup) {
276  /* Set for 32 series updates */
277  snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
278  WM8993_DCS_SERIES_NO_01_MASK,
279  32 << WM8993_DCS_SERIES_NO_01_SHIFT);
280  wait_for_dc_servo(codec,
281  WM8993_DCS_TRIG_SERIES_0 |
282  WM8993_DCS_TRIG_SERIES_1);
283  } else {
284  wait_for_dc_servo(codec,
285  WM8993_DCS_TRIG_STARTUP_0 |
286  WM8993_DCS_TRIG_STARTUP_1);
287  }
288 
289  wm_hubs_read_dc_servo(codec, &reg_l, &reg_r);
290 
291  dev_dbg(codec->dev, "DCS input: %x %x\n", reg_l, reg_r);
292 
293  /* Apply correction to DC servo result */
294  if (hubs->dcs_codes_l || hubs->dcs_codes_r) {
295  dev_dbg(codec->dev,
296  "Applying %d/%d code DC servo correction\n",
297  hubs->dcs_codes_l, hubs->dcs_codes_r);
298 
299  /* HPOUT1R */
300  offset = (s8)reg_r;
301  dev_dbg(codec->dev, "DCS right %d->%d\n", offset,
302  offset + hubs->dcs_codes_r);
303  offset += hubs->dcs_codes_r;
304  dcs_cfg = (u8)offset << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
305 
306  /* HPOUT1L */
307  offset = (s8)reg_l;
308  dev_dbg(codec->dev, "DCS left %d->%d\n", offset,
309  offset + hubs->dcs_codes_l);
310  offset += hubs->dcs_codes_l;
311  dcs_cfg |= (u8)offset;
312 
313  dev_dbg(codec->dev, "DCS result: %x\n", dcs_cfg);
314 
315  /* Do it */
316  snd_soc_write(codec, dcs_reg, dcs_cfg);
317  wait_for_dc_servo(codec,
318  WM8993_DCS_TRIG_DAC_WR_0 |
319  WM8993_DCS_TRIG_DAC_WR_1);
320  } else {
321  dcs_cfg = reg_r << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
322  dcs_cfg |= reg_l;
323  }
324 
325  /* Save the callibrated offset if we're in class W mode and
326  * therefore don't have any analogue signal mixed in. */
327  if (wm_hubs_dac_hp_direct(codec))
328  wm_hubs_dcs_cache_set(codec, dcs_cfg);
329 }
330 
331 /*
332  * Update the DC servo calibration on gain changes
333  */
334 static int wm8993_put_dc_servo(struct snd_kcontrol *kcontrol,
335  struct snd_ctl_elem_value *ucontrol)
336 {
337  struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
338  struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
339  int ret;
340 
341  ret = snd_soc_put_volsw(kcontrol, ucontrol);
342 
343  /* If we're applying an offset correction then updating the
344  * callibration would be likely to introduce further offsets. */
345  if (hubs->dcs_codes_l || hubs->dcs_codes_r || hubs->no_series_update)
346  return ret;
347 
348  /* Only need to do this if the outputs are active */
349  if (snd_soc_read(codec, WM8993_POWER_MANAGEMENT_1)
350  & (WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA))
351  snd_soc_update_bits(codec,
352  WM8993_DC_SERVO_0,
353  WM8993_DCS_TRIG_SINGLE_0 |
354  WM8993_DCS_TRIG_SINGLE_1,
355  WM8993_DCS_TRIG_SINGLE_0 |
356  WM8993_DCS_TRIG_SINGLE_1);
357 
358  return ret;
359 }
360 
361 static const struct snd_kcontrol_new analogue_snd_controls[] = {
362 SOC_SINGLE_TLV("IN1L Volume", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
363  inpga_tlv),
364 SOC_SINGLE("IN1L Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
365 SOC_SINGLE("IN1L ZC Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
366 
367 SOC_SINGLE_TLV("IN1R Volume", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
368  inpga_tlv),
369 SOC_SINGLE("IN1R Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
370 SOC_SINGLE("IN1R ZC Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
371 
372 
373 SOC_SINGLE_TLV("IN2L Volume", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
374  inpga_tlv),
375 SOC_SINGLE("IN2L Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
376 SOC_SINGLE("IN2L ZC Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
377 
378 SOC_SINGLE_TLV("IN2R Volume", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
379  inpga_tlv),
380 SOC_SINGLE("IN2R Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
381 SOC_SINGLE("IN2R ZC Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
382 
383 SOC_SINGLE_TLV("MIXINL IN2L Volume", WM8993_INPUT_MIXER3, 7, 1, 0,
384  inmix_sw_tlv),
385 SOC_SINGLE_TLV("MIXINL IN1L Volume", WM8993_INPUT_MIXER3, 4, 1, 0,
386  inmix_sw_tlv),
387 SOC_SINGLE_TLV("MIXINL Output Record Volume", WM8993_INPUT_MIXER3, 0, 7, 0,
388  inmix_tlv),
389 SOC_SINGLE_TLV("MIXINL IN1LP Volume", WM8993_INPUT_MIXER5, 6, 7, 0, inmix_tlv),
390 SOC_SINGLE_TLV("MIXINL Direct Voice Volume", WM8993_INPUT_MIXER5, 0, 6, 0,
391  inmix_tlv),
392 
393 SOC_SINGLE_TLV("MIXINR IN2R Volume", WM8993_INPUT_MIXER4, 7, 1, 0,
394  inmix_sw_tlv),
395 SOC_SINGLE_TLV("MIXINR IN1R Volume", WM8993_INPUT_MIXER4, 4, 1, 0,
396  inmix_sw_tlv),
397 SOC_SINGLE_TLV("MIXINR Output Record Volume", WM8993_INPUT_MIXER4, 0, 7, 0,
398  inmix_tlv),
399 SOC_SINGLE_TLV("MIXINR IN1RP Volume", WM8993_INPUT_MIXER6, 6, 7, 0, inmix_tlv),
400 SOC_SINGLE_TLV("MIXINR Direct Voice Volume", WM8993_INPUT_MIXER6, 0, 6, 0,
401  inmix_tlv),
402 
403 SOC_SINGLE_TLV("Left Output Mixer IN2RN Volume", WM8993_OUTPUT_MIXER5, 6, 7, 1,
404  outmix_tlv),
405 SOC_SINGLE_TLV("Left Output Mixer IN2LN Volume", WM8993_OUTPUT_MIXER3, 6, 7, 1,
406  outmix_tlv),
407 SOC_SINGLE_TLV("Left Output Mixer IN2LP Volume", WM8993_OUTPUT_MIXER3, 9, 7, 1,
408  outmix_tlv),
409 SOC_SINGLE_TLV("Left Output Mixer IN1L Volume", WM8993_OUTPUT_MIXER3, 0, 7, 1,
410  outmix_tlv),
411 SOC_SINGLE_TLV("Left Output Mixer IN1R Volume", WM8993_OUTPUT_MIXER3, 3, 7, 1,
412  outmix_tlv),
413 SOC_SINGLE_TLV("Left Output Mixer Right Input Volume",
414  WM8993_OUTPUT_MIXER5, 3, 7, 1, outmix_tlv),
415 SOC_SINGLE_TLV("Left Output Mixer Left Input Volume",
416  WM8993_OUTPUT_MIXER5, 0, 7, 1, outmix_tlv),
417 SOC_SINGLE_TLV("Left Output Mixer DAC Volume", WM8993_OUTPUT_MIXER5, 9, 7, 1,
418  outmix_tlv),
419 
420 SOC_SINGLE_TLV("Right Output Mixer IN2LN Volume",
421  WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
422 SOC_SINGLE_TLV("Right Output Mixer IN2RN Volume",
423  WM8993_OUTPUT_MIXER4, 6, 7, 1, outmix_tlv),
424 SOC_SINGLE_TLV("Right Output Mixer IN1L Volume",
425  WM8993_OUTPUT_MIXER4, 3, 7, 1, outmix_tlv),
426 SOC_SINGLE_TLV("Right Output Mixer IN1R Volume",
427  WM8993_OUTPUT_MIXER4, 0, 7, 1, outmix_tlv),
428 SOC_SINGLE_TLV("Right Output Mixer IN2RP Volume",
429  WM8993_OUTPUT_MIXER4, 9, 7, 1, outmix_tlv),
430 SOC_SINGLE_TLV("Right Output Mixer Left Input Volume",
431  WM8993_OUTPUT_MIXER6, 3, 7, 1, outmix_tlv),
432 SOC_SINGLE_TLV("Right Output Mixer Right Input Volume",
433  WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
434 SOC_SINGLE_TLV("Right Output Mixer DAC Volume",
435  WM8993_OUTPUT_MIXER6, 9, 7, 1, outmix_tlv),
436 
437 SOC_DOUBLE_R_TLV("Output Volume", WM8993_LEFT_OPGA_VOLUME,
438  WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
439 SOC_DOUBLE_R("Output Switch", WM8993_LEFT_OPGA_VOLUME,
440  WM8993_RIGHT_OPGA_VOLUME, 6, 1, 0),
441 SOC_DOUBLE_R("Output ZC Switch", WM8993_LEFT_OPGA_VOLUME,
442  WM8993_RIGHT_OPGA_VOLUME, 7, 1, 0),
443 
444 SOC_SINGLE("Earpiece Switch", WM8993_HPOUT2_VOLUME, 5, 1, 1),
445 SOC_SINGLE_TLV("Earpiece Volume", WM8993_HPOUT2_VOLUME, 4, 1, 1, earpiece_tlv),
446 
447 SOC_SINGLE_TLV("SPKL Input Volume", WM8993_SPKMIXL_ATTENUATION,
448  5, 1, 1, wm_hubs_spkmix_tlv),
449 SOC_SINGLE_TLV("SPKL IN1LP Volume", WM8993_SPKMIXL_ATTENUATION,
450  4, 1, 1, wm_hubs_spkmix_tlv),
451 SOC_SINGLE_TLV("SPKL Output Volume", WM8993_SPKMIXL_ATTENUATION,
452  3, 1, 1, wm_hubs_spkmix_tlv),
453 
454 SOC_SINGLE_TLV("SPKR Input Volume", WM8993_SPKMIXR_ATTENUATION,
455  5, 1, 1, wm_hubs_spkmix_tlv),
456 SOC_SINGLE_TLV("SPKR IN1RP Volume", WM8993_SPKMIXR_ATTENUATION,
457  4, 1, 1, wm_hubs_spkmix_tlv),
458 SOC_SINGLE_TLV("SPKR Output Volume", WM8993_SPKMIXR_ATTENUATION,
459  3, 1, 1, wm_hubs_spkmix_tlv),
460 
461 SOC_DOUBLE_R_TLV("Speaker Mixer Volume",
462  WM8993_SPKMIXL_ATTENUATION, WM8993_SPKMIXR_ATTENUATION,
463  0, 3, 1, spkmixout_tlv),
464 SOC_DOUBLE_R_TLV("Speaker Volume",
465  WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
466  0, 63, 0, outpga_tlv),
467 SOC_DOUBLE_R("Speaker Switch",
468  WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
469  6, 1, 0),
470 SOC_DOUBLE_R("Speaker ZC Switch",
471  WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
472  7, 1, 0),
473 SOC_DOUBLE_TLV("Speaker Boost Volume", WM8993_SPKOUT_BOOST, 3, 0, 7, 0,
474  spkboost_tlv),
475 SOC_ENUM("Speaker Reference", speaker_ref),
476 SOC_ENUM("Speaker Mode", speaker_mode),
477 
478 SOC_DOUBLE_R_EXT_TLV("Headphone Volume",
479  WM8993_LEFT_OUTPUT_VOLUME, WM8993_RIGHT_OUTPUT_VOLUME,
480  0, 63, 0, snd_soc_get_volsw, wm8993_put_dc_servo,
481  outpga_tlv),
482 
483 SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
484  WM8993_RIGHT_OUTPUT_VOLUME, 6, 1, 0),
485 SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
486  WM8993_RIGHT_OUTPUT_VOLUME, 7, 1, 0),
487 
488 SOC_SINGLE("LINEOUT1N Switch", WM8993_LINE_OUTPUTS_VOLUME, 6, 1, 1),
489 SOC_SINGLE("LINEOUT1P Switch", WM8993_LINE_OUTPUTS_VOLUME, 5, 1, 1),
490 SOC_SINGLE_TLV("LINEOUT1 Volume", WM8993_LINE_OUTPUTS_VOLUME, 4, 1, 1,
491  line_tlv),
492 
493 SOC_SINGLE("LINEOUT2N Switch", WM8993_LINE_OUTPUTS_VOLUME, 2, 1, 1),
494 SOC_SINGLE("LINEOUT2P Switch", WM8993_LINE_OUTPUTS_VOLUME, 1, 1, 1),
495 SOC_SINGLE_TLV("LINEOUT2 Volume", WM8993_LINE_OUTPUTS_VOLUME, 0, 1, 1,
496  line_tlv),
497 };
498 
499 static int hp_supply_event(struct snd_soc_dapm_widget *w,
500  struct snd_kcontrol *kcontrol, int event)
501 {
502  struct snd_soc_codec *codec = w->codec;
503  struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
504 
505  switch (event) {
506  case SND_SOC_DAPM_PRE_PMU:
507  switch (hubs->hp_startup_mode) {
508  case 0:
509  break;
510  case 1:
511  /* Enable the headphone amp */
512  snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
513  WM8993_HPOUT1L_ENA |
514  WM8993_HPOUT1R_ENA,
515  WM8993_HPOUT1L_ENA |
516  WM8993_HPOUT1R_ENA);
517 
518  /* Enable the second stage */
519  snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
520  WM8993_HPOUT1L_DLY |
521  WM8993_HPOUT1R_DLY,
522  WM8993_HPOUT1L_DLY |
523  WM8993_HPOUT1R_DLY);
524  break;
525  default:
526  dev_err(codec->dev, "Unknown HP startup mode %d\n",
527  hubs->hp_startup_mode);
528  break;
529  }
530 
531  case SND_SOC_DAPM_PRE_PMD:
532  snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
533  WM8993_CP_ENA, 0);
534  break;
535  }
536 
537  return 0;
538 }
539 
540 static int hp_event(struct snd_soc_dapm_widget *w,
541  struct snd_kcontrol *kcontrol, int event)
542 {
543  struct snd_soc_codec *codec = w->codec;
544  unsigned int reg = snd_soc_read(codec, WM8993_ANALOGUE_HP_0);
545 
546  switch (event) {
547  case SND_SOC_DAPM_POST_PMU:
548  snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
549  WM8993_CP_ENA, WM8993_CP_ENA);
550 
551  msleep(5);
552 
553  snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
554  WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
555  WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA);
556 
557  reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
558  snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
559 
560  snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
561  WM8993_DCS_TIMER_PERIOD_01_MASK, 0);
562 
563  enable_dc_servo(codec);
564 
565  reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT |
566  WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT;
567  snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
568  break;
569 
570  case SND_SOC_DAPM_PRE_PMD:
571  snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
572  WM8993_HPOUT1L_OUTP |
573  WM8993_HPOUT1R_OUTP |
574  WM8993_HPOUT1L_RMV_SHORT |
575  WM8993_HPOUT1R_RMV_SHORT, 0);
576 
577  snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
578  WM8993_HPOUT1L_DLY |
579  WM8993_HPOUT1R_DLY, 0);
580 
581  snd_soc_write(codec, WM8993_DC_SERVO_0, 0);
582 
583  snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
584  WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
585  0);
586  break;
587  }
588 
589  return 0;
590 }
591 
592 static int earpiece_event(struct snd_soc_dapm_widget *w,
593  struct snd_kcontrol *control, int event)
594 {
595  struct snd_soc_codec *codec = w->codec;
596  u16 reg = snd_soc_read(codec, WM8993_ANTIPOP1) & ~WM8993_HPOUT2_IN_ENA;
597 
598  switch (event) {
599  case SND_SOC_DAPM_PRE_PMU:
600  reg |= WM8993_HPOUT2_IN_ENA;
601  snd_soc_write(codec, WM8993_ANTIPOP1, reg);
602  udelay(50);
603  break;
604 
605  case SND_SOC_DAPM_POST_PMD:
606  snd_soc_write(codec, WM8993_ANTIPOP1, reg);
607  break;
608 
609  default:
610  BUG();
611  break;
612  }
613 
614  return 0;
615 }
616 
617 static int lineout_event(struct snd_soc_dapm_widget *w,
618  struct snd_kcontrol *control, int event)
619 {
620  struct snd_soc_codec *codec = w->codec;
621  struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
622  bool *flag;
623 
624  switch (w->shift) {
625  case WM8993_LINEOUT1N_ENA_SHIFT:
626  flag = &hubs->lineout1n_ena;
627  break;
628  case WM8993_LINEOUT1P_ENA_SHIFT:
629  flag = &hubs->lineout1p_ena;
630  break;
631  case WM8993_LINEOUT2N_ENA_SHIFT:
632  flag = &hubs->lineout2n_ena;
633  break;
634  case WM8993_LINEOUT2P_ENA_SHIFT:
635  flag = &hubs->lineout2p_ena;
636  break;
637  default:
638  WARN(1, "Unknown line output");
639  return -EINVAL;
640  }
641 
642  *flag = SND_SOC_DAPM_EVENT_ON(event);
643 
644  return 0;
645 }
646 
647 static int micbias_event(struct snd_soc_dapm_widget *w,
648  struct snd_kcontrol *kcontrol, int event)
649 {
650  struct snd_soc_codec *codec = w->codec;
651  struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
652 
653  switch (w->shift) {
654  case WM8993_MICB1_ENA_SHIFT:
655  if (hubs->micb1_delay)
656  msleep(hubs->micb1_delay);
657  break;
658  case WM8993_MICB2_ENA_SHIFT:
659  if (hubs->micb2_delay)
660  msleep(hubs->micb2_delay);
661  break;
662  default:
663  return -EINVAL;
664  }
665 
666  return 0;
667 }
668 
669 void wm_hubs_update_class_w(struct snd_soc_codec *codec)
670 {
671  struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
672  int enable = WM8993_CP_DYN_V | WM8993_CP_DYN_FREQ;
673 
674  if (!wm_hubs_dac_hp_direct(codec))
675  enable = false;
676 
677  if (hubs->check_class_w_digital && !hubs->check_class_w_digital(codec))
678  enable = false;
679 
680  dev_vdbg(codec->dev, "Class W %s\n", enable ? "enabled" : "disabled");
681 
682  snd_soc_update_bits(codec, WM8993_CLASS_W_0,
683  WM8993_CP_DYN_V | WM8993_CP_DYN_FREQ, enable);
684 
685  snd_soc_write(codec, WM8993_LEFT_OUTPUT_VOLUME,
686  snd_soc_read(codec, WM8993_LEFT_OUTPUT_VOLUME));
687  snd_soc_write(codec, WM8993_RIGHT_OUTPUT_VOLUME,
688  snd_soc_read(codec, WM8993_RIGHT_OUTPUT_VOLUME));
689 }
690 EXPORT_SYMBOL_GPL(wm_hubs_update_class_w);
691 
692 #define WM_HUBS_SINGLE_W(xname, reg, shift, max, invert) \
693 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
694  .info = snd_soc_info_volsw, \
695  .get = snd_soc_dapm_get_volsw, .put = class_w_put_volsw, \
696  .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) }
697 
698 static int class_w_put_volsw(struct snd_kcontrol *kcontrol,
699  struct snd_ctl_elem_value *ucontrol)
700 {
701  struct snd_soc_dapm_widget_list *wlist = snd_kcontrol_chip(kcontrol);
702  struct snd_soc_dapm_widget *widget = wlist->widgets[0];
703  struct snd_soc_codec *codec = widget->codec;
704  int ret;
705 
706  ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol);
707 
708  wm_hubs_update_class_w(codec);
709 
710  return ret;
711 }
712 
713 #define WM_HUBS_ENUM_W(xname, xenum) \
714 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
715  .info = snd_soc_info_enum_double, \
716  .get = snd_soc_dapm_get_enum_double, \
717  .put = class_w_put_double, \
718  .private_value = (unsigned long)&xenum }
719 
720 static int class_w_put_double(struct snd_kcontrol *kcontrol,
721  struct snd_ctl_elem_value *ucontrol)
722 {
723  struct snd_soc_dapm_widget_list *wlist = snd_kcontrol_chip(kcontrol);
724  struct snd_soc_dapm_widget *widget = wlist->widgets[0];
725  struct snd_soc_codec *codec = widget->codec;
726  int ret;
727 
728  ret = snd_soc_dapm_put_enum_double(kcontrol, ucontrol);
729 
730  wm_hubs_update_class_w(codec);
731 
732  return ret;
733 }
734 
735 static const char *hp_mux_text[] = {
736  "Mixer",
737  "DAC",
738 };
739 
740 static const struct soc_enum hpl_enum =
741  SOC_ENUM_SINGLE(WM8993_OUTPUT_MIXER1, 8, 2, hp_mux_text);
742 
743 const struct snd_kcontrol_new wm_hubs_hpl_mux =
744  WM_HUBS_ENUM_W("Left Headphone Mux", hpl_enum);
745 EXPORT_SYMBOL_GPL(wm_hubs_hpl_mux);
746 
747 static const struct soc_enum hpr_enum =
748  SOC_ENUM_SINGLE(WM8993_OUTPUT_MIXER2, 8, 2, hp_mux_text);
749 
750 const struct snd_kcontrol_new wm_hubs_hpr_mux =
751  WM_HUBS_ENUM_W("Right Headphone Mux", hpr_enum);
752 EXPORT_SYMBOL_GPL(wm_hubs_hpr_mux);
753 
754 static const struct snd_kcontrol_new in1l_pga[] = {
755 SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
756 SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
757 };
758 
759 static const struct snd_kcontrol_new in1r_pga[] = {
760 SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
761 SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
762 };
763 
764 static const struct snd_kcontrol_new in2l_pga[] = {
765 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
766 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
767 };
768 
769 static const struct snd_kcontrol_new in2r_pga[] = {
770 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
771 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
772 };
773 
774 static const struct snd_kcontrol_new mixinl[] = {
775 SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
776 SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
777 };
778 
779 static const struct snd_kcontrol_new mixinr[] = {
780 SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
781 SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
782 };
783 
784 static const struct snd_kcontrol_new left_output_mixer[] = {
785 WM_HUBS_SINGLE_W("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
786 WM_HUBS_SINGLE_W("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
787 WM_HUBS_SINGLE_W("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
788 WM_HUBS_SINGLE_W("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
789 WM_HUBS_SINGLE_W("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
790 WM_HUBS_SINGLE_W("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
791 WM_HUBS_SINGLE_W("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
792 WM_HUBS_SINGLE_W("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
793 };
794 
795 static const struct snd_kcontrol_new right_output_mixer[] = {
796 WM_HUBS_SINGLE_W("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
797 WM_HUBS_SINGLE_W("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
798 WM_HUBS_SINGLE_W("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
799 WM_HUBS_SINGLE_W("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
800 WM_HUBS_SINGLE_W("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
801 WM_HUBS_SINGLE_W("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
802 WM_HUBS_SINGLE_W("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
803 WM_HUBS_SINGLE_W("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
804 };
805 
806 static const struct snd_kcontrol_new earpiece_mixer[] = {
807 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
808 SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
809 SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
810 };
811 
812 static const struct snd_kcontrol_new left_speaker_boost[] = {
813 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
814 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
815 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
816 };
817 
818 static const struct snd_kcontrol_new right_speaker_boost[] = {
819 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
820 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
821 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
822 };
823 
824 static const struct snd_kcontrol_new line1_mix[] = {
825 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
826 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
827 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
828 };
829 
830 static const struct snd_kcontrol_new line1n_mix[] = {
831 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
832 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
833 };
834 
835 static const struct snd_kcontrol_new line1p_mix[] = {
836 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
837 };
838 
839 static const struct snd_kcontrol_new line2_mix[] = {
840 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER2, 2, 1, 0),
841 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER2, 1, 1, 0),
842 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
843 };
844 
845 static const struct snd_kcontrol_new line2n_mix[] = {
846 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
847 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
848 };
849 
850 static const struct snd_kcontrol_new line2p_mix[] = {
851 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
852 };
853 
854 static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
855 SND_SOC_DAPM_INPUT("IN1LN"),
856 SND_SOC_DAPM_INPUT("IN1LP"),
857 SND_SOC_DAPM_INPUT("IN2LN"),
858 SND_SOC_DAPM_INPUT("IN2LP:VXRN"),
859 SND_SOC_DAPM_INPUT("IN1RN"),
860 SND_SOC_DAPM_INPUT("IN1RP"),
861 SND_SOC_DAPM_INPUT("IN2RN"),
862 SND_SOC_DAPM_INPUT("IN2RP:VXRP"),
863 
864 SND_SOC_DAPM_SUPPLY("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0,
865  micbias_event, SND_SOC_DAPM_POST_PMU),
866 SND_SOC_DAPM_SUPPLY("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0,
867  micbias_event, SND_SOC_DAPM_POST_PMU),
868 
869 SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
870  in1l_pga, ARRAY_SIZE(in1l_pga)),
871 SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
872  in1r_pga, ARRAY_SIZE(in1r_pga)),
873 
874 SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
875  in2l_pga, ARRAY_SIZE(in2l_pga)),
876 SND_SOC_DAPM_MIXER("IN2R PGA", WM8993_POWER_MANAGEMENT_2, 5, 0,
877  in2r_pga, ARRAY_SIZE(in2r_pga)),
878 
879 SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
880  mixinl, ARRAY_SIZE(mixinl)),
881 SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
882  mixinr, ARRAY_SIZE(mixinr)),
883 
884 SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
885  left_output_mixer, ARRAY_SIZE(left_output_mixer)),
886 SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
887  right_output_mixer, ARRAY_SIZE(right_output_mixer)),
888 
889 SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
890 SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),
891 
892 SND_SOC_DAPM_SUPPLY("Headphone Supply", SND_SOC_NOPM, 0, 0, hp_supply_event,
893  SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
894 SND_SOC_DAPM_OUT_DRV_E("Headphone PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
895  hp_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
896 
897 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
898  earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
899 SND_SOC_DAPM_PGA_E("Earpiece Driver", WM8993_POWER_MANAGEMENT_1, 11, 0,
900  NULL, 0, earpiece_event,
901  SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
902 
903 SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
904  left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
905 SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
906  right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),
907 
908 SND_SOC_DAPM_SUPPLY("TSHUT", WM8993_POWER_MANAGEMENT_2, 14, 0, NULL, 0),
909 SND_SOC_DAPM_OUT_DRV("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
910  NULL, 0),
911 SND_SOC_DAPM_OUT_DRV("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
912  NULL, 0),
913 
914 SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
915  line1_mix, ARRAY_SIZE(line1_mix)),
916 SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
917  line2_mix, ARRAY_SIZE(line2_mix)),
918 
919 SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
920  line1n_mix, ARRAY_SIZE(line1n_mix)),
921 SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
922  line1p_mix, ARRAY_SIZE(line1p_mix)),
923 SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
924  line2n_mix, ARRAY_SIZE(line2n_mix)),
925 SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
926  line2p_mix, ARRAY_SIZE(line2p_mix)),
927 
928 SND_SOC_DAPM_OUT_DRV_E("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
929  NULL, 0, lineout_event,
930  SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
931 SND_SOC_DAPM_OUT_DRV_E("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
932  NULL, 0, lineout_event,
933  SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
934 SND_SOC_DAPM_OUT_DRV_E("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
935  NULL, 0, lineout_event,
936  SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
937 SND_SOC_DAPM_OUT_DRV_E("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
938  NULL, 0, lineout_event,
939  SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
940 
941 SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
942 SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
943 SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
944 SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
945 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
946 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
947 SND_SOC_DAPM_OUTPUT("HPOUT2P"),
948 SND_SOC_DAPM_OUTPUT("HPOUT2N"),
949 SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
950 SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
951 SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
952 SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
953 };
954 
955 static const struct snd_soc_dapm_route analogue_routes[] = {
956  { "MICBIAS1", NULL, "CLK_SYS" },
957  { "MICBIAS2", NULL, "CLK_SYS" },
958 
959  { "IN1L PGA", "IN1LP Switch", "IN1LP" },
960  { "IN1L PGA", "IN1LN Switch", "IN1LN" },
961 
962  { "IN1L PGA", NULL, "VMID" },
963  { "IN1R PGA", NULL, "VMID" },
964  { "IN2L PGA", NULL, "VMID" },
965  { "IN2R PGA", NULL, "VMID" },
966 
967  { "IN1R PGA", "IN1RP Switch", "IN1RP" },
968  { "IN1R PGA", "IN1RN Switch", "IN1RN" },
969 
970  { "IN2L PGA", "IN2LP Switch", "IN2LP:VXRN" },
971  { "IN2L PGA", "IN2LN Switch", "IN2LN" },
972 
973  { "IN2R PGA", "IN2RP Switch", "IN2RP:VXRP" },
974  { "IN2R PGA", "IN2RN Switch", "IN2RN" },
975 
976  { "Direct Voice", NULL, "IN2LP:VXRN" },
977  { "Direct Voice", NULL, "IN2RP:VXRP" },
978 
979  { "MIXINL", "IN1L Switch", "IN1L PGA" },
980  { "MIXINL", "IN2L Switch", "IN2L PGA" },
981  { "MIXINL", NULL, "Direct Voice" },
982  { "MIXINL", NULL, "IN1LP" },
983  { "MIXINL", NULL, "Left Output Mixer" },
984  { "MIXINL", NULL, "VMID" },
985 
986  { "MIXINR", "IN1R Switch", "IN1R PGA" },
987  { "MIXINR", "IN2R Switch", "IN2R PGA" },
988  { "MIXINR", NULL, "Direct Voice" },
989  { "MIXINR", NULL, "IN1RP" },
990  { "MIXINR", NULL, "Right Output Mixer" },
991  { "MIXINR", NULL, "VMID" },
992 
993  { "ADCL", NULL, "MIXINL" },
994  { "ADCR", NULL, "MIXINR" },
995 
996  { "Left Output Mixer", "Left Input Switch", "MIXINL" },
997  { "Left Output Mixer", "Right Input Switch", "MIXINR" },
998  { "Left Output Mixer", "IN2RN Switch", "IN2RN" },
999  { "Left Output Mixer", "IN2LN Switch", "IN2LN" },
1000  { "Left Output Mixer", "IN2LP Switch", "IN2LP:VXRN" },
1001  { "Left Output Mixer", "IN1L Switch", "IN1L PGA" },
1002  { "Left Output Mixer", "IN1R Switch", "IN1R PGA" },
1003 
1004  { "Right Output Mixer", "Left Input Switch", "MIXINL" },
1005  { "Right Output Mixer", "Right Input Switch", "MIXINR" },
1006  { "Right Output Mixer", "IN2LN Switch", "IN2LN" },
1007  { "Right Output Mixer", "IN2RN Switch", "IN2RN" },
1008  { "Right Output Mixer", "IN2RP Switch", "IN2RP:VXRP" },
1009  { "Right Output Mixer", "IN1L Switch", "IN1L PGA" },
1010  { "Right Output Mixer", "IN1R Switch", "IN1R PGA" },
1011 
1012  { "Left Output PGA", NULL, "Left Output Mixer" },
1013  { "Left Output PGA", NULL, "TOCLK" },
1014 
1015  { "Right Output PGA", NULL, "Right Output Mixer" },
1016  { "Right Output PGA", NULL, "TOCLK" },
1017 
1018  { "Earpiece Mixer", "Direct Voice Switch", "Direct Voice" },
1019  { "Earpiece Mixer", "Left Output Switch", "Left Output PGA" },
1020  { "Earpiece Mixer", "Right Output Switch", "Right Output PGA" },
1021 
1022  { "Earpiece Driver", NULL, "VMID" },
1023  { "Earpiece Driver", NULL, "Earpiece Mixer" },
1024  { "HPOUT2N", NULL, "Earpiece Driver" },
1025  { "HPOUT2P", NULL, "Earpiece Driver" },
1026 
1027  { "SPKL", "Input Switch", "MIXINL" },
1028  { "SPKL", "IN1LP Switch", "IN1LP" },
1029  { "SPKL", "Output Switch", "Left Output PGA" },
1030  { "SPKL", NULL, "TOCLK" },
1031 
1032  { "SPKR", "Input Switch", "MIXINR" },
1033  { "SPKR", "IN1RP Switch", "IN1RP" },
1034  { "SPKR", "Output Switch", "Right Output PGA" },
1035  { "SPKR", NULL, "TOCLK" },
1036 
1037  { "SPKL Boost", "Direct Voice Switch", "Direct Voice" },
1038  { "SPKL Boost", "SPKL Switch", "SPKL" },
1039  { "SPKL Boost", "SPKR Switch", "SPKR" },
1040 
1041  { "SPKR Boost", "Direct Voice Switch", "Direct Voice" },
1042  { "SPKR Boost", "SPKR Switch", "SPKR" },
1043  { "SPKR Boost", "SPKL Switch", "SPKL" },
1044 
1045  { "SPKL Driver", NULL, "VMID" },
1046  { "SPKL Driver", NULL, "SPKL Boost" },
1047  { "SPKL Driver", NULL, "CLK_SYS" },
1048  { "SPKL Driver", NULL, "TSHUT" },
1049 
1050  { "SPKR Driver", NULL, "VMID" },
1051  { "SPKR Driver", NULL, "SPKR Boost" },
1052  { "SPKR Driver", NULL, "CLK_SYS" },
1053  { "SPKR Driver", NULL, "TSHUT" },
1054 
1055  { "SPKOUTLP", NULL, "SPKL Driver" },
1056  { "SPKOUTLN", NULL, "SPKL Driver" },
1057  { "SPKOUTRP", NULL, "SPKR Driver" },
1058  { "SPKOUTRN", NULL, "SPKR Driver" },
1059 
1060  { "Left Headphone Mux", "Mixer", "Left Output PGA" },
1061  { "Right Headphone Mux", "Mixer", "Right Output PGA" },
1062 
1063  { "Headphone PGA", NULL, "Left Headphone Mux" },
1064  { "Headphone PGA", NULL, "Right Headphone Mux" },
1065  { "Headphone PGA", NULL, "VMID" },
1066  { "Headphone PGA", NULL, "CLK_SYS" },
1067  { "Headphone PGA", NULL, "Headphone Supply" },
1068 
1069  { "HPOUT1L", NULL, "Headphone PGA" },
1070  { "HPOUT1R", NULL, "Headphone PGA" },
1071 
1072  { "LINEOUT1N Driver", NULL, "VMID" },
1073  { "LINEOUT1P Driver", NULL, "VMID" },
1074  { "LINEOUT2N Driver", NULL, "VMID" },
1075  { "LINEOUT2P Driver", NULL, "VMID" },
1076 
1077  { "LINEOUT1N", NULL, "LINEOUT1N Driver" },
1078  { "LINEOUT1P", NULL, "LINEOUT1P Driver" },
1079  { "LINEOUT2N", NULL, "LINEOUT2N Driver" },
1080  { "LINEOUT2P", NULL, "LINEOUT2P Driver" },
1081 };
1082 
1083 static const struct snd_soc_dapm_route lineout1_diff_routes[] = {
1084  { "LINEOUT1 Mixer", "IN1L Switch", "IN1L PGA" },
1085  { "LINEOUT1 Mixer", "IN1R Switch", "IN1R PGA" },
1086  { "LINEOUT1 Mixer", "Output Switch", "Left Output PGA" },
1087 
1088  { "LINEOUT1N Driver", NULL, "LINEOUT1 Mixer" },
1089  { "LINEOUT1P Driver", NULL, "LINEOUT1 Mixer" },
1090 };
1091 
1092 static const struct snd_soc_dapm_route lineout1_se_routes[] = {
1093  { "LINEOUT1N Mixer", "Left Output Switch", "Left Output PGA" },
1094  { "LINEOUT1N Mixer", "Right Output Switch", "Right Output PGA" },
1095 
1096  { "LINEOUT1P Mixer", "Left Output Switch", "Left Output PGA" },
1097 
1098  { "LINEOUT1N Driver", NULL, "LINEOUT1N Mixer" },
1099  { "LINEOUT1P Driver", NULL, "LINEOUT1P Mixer" },
1100 };
1101 
1102 static const struct snd_soc_dapm_route lineout2_diff_routes[] = {
1103  { "LINEOUT2 Mixer", "IN1L Switch", "IN1L PGA" },
1104  { "LINEOUT2 Mixer", "IN1R Switch", "IN1R PGA" },
1105  { "LINEOUT2 Mixer", "Output Switch", "Right Output PGA" },
1106 
1107  { "LINEOUT2N Driver", NULL, "LINEOUT2 Mixer" },
1108  { "LINEOUT2P Driver", NULL, "LINEOUT2 Mixer" },
1109 };
1110 
1111 static const struct snd_soc_dapm_route lineout2_se_routes[] = {
1112  { "LINEOUT2N Mixer", "Left Output Switch", "Left Output PGA" },
1113  { "LINEOUT2N Mixer", "Right Output Switch", "Right Output PGA" },
1114 
1115  { "LINEOUT2P Mixer", "Right Output Switch", "Right Output PGA" },
1116 
1117  { "LINEOUT2N Driver", NULL, "LINEOUT2N Mixer" },
1118  { "LINEOUT2P Driver", NULL, "LINEOUT2P Mixer" },
1119 };
1120 
1121 int wm_hubs_add_analogue_controls(struct snd_soc_codec *codec)
1122 {
1123  struct snd_soc_dapm_context *dapm = &codec->dapm;
1124 
1125  /* Latch volume update bits & default ZC on */
1126  snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_1_2_VOLUME,
1127  WM8993_IN1_VU, WM8993_IN1_VU);
1128  snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_1_2_VOLUME,
1129  WM8993_IN1_VU, WM8993_IN1_VU);
1130  snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_3_4_VOLUME,
1131  WM8993_IN2_VU, WM8993_IN2_VU);
1132  snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_3_4_VOLUME,
1133  WM8993_IN2_VU, WM8993_IN2_VU);
1134 
1135  snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_LEFT,
1136  WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
1137  snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_RIGHT,
1138  WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
1139 
1140  snd_soc_update_bits(codec, WM8993_LEFT_OUTPUT_VOLUME,
1141  WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC,
1142  WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC);
1143  snd_soc_update_bits(codec, WM8993_RIGHT_OUTPUT_VOLUME,
1144  WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC,
1145  WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC);
1146 
1147  snd_soc_update_bits(codec, WM8993_LEFT_OPGA_VOLUME,
1148  WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU,
1149  WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU);
1150  snd_soc_update_bits(codec, WM8993_RIGHT_OPGA_VOLUME,
1151  WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU,
1152  WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU);
1153 
1154  snd_soc_add_codec_controls(codec, analogue_snd_controls,
1155  ARRAY_SIZE(analogue_snd_controls));
1156 
1157  snd_soc_dapm_new_controls(dapm, analogue_dapm_widgets,
1158  ARRAY_SIZE(analogue_dapm_widgets));
1159  return 0;
1160 }
1161 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_controls);
1162 
1163 int wm_hubs_add_analogue_routes(struct snd_soc_codec *codec,
1164  int lineout1_diff, int lineout2_diff)
1165 {
1166  struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1167  struct snd_soc_dapm_context *dapm = &codec->dapm;
1168 
1169  hubs->codec = codec;
1170 
1171  INIT_LIST_HEAD(&hubs->dcs_cache);
1172  init_completion(&hubs->dcs_done);
1173 
1174  snd_soc_dapm_add_routes(dapm, analogue_routes,
1175  ARRAY_SIZE(analogue_routes));
1176 
1177  if (lineout1_diff)
1178  snd_soc_dapm_add_routes(dapm,
1179  lineout1_diff_routes,
1180  ARRAY_SIZE(lineout1_diff_routes));
1181  else
1182  snd_soc_dapm_add_routes(dapm,
1183  lineout1_se_routes,
1184  ARRAY_SIZE(lineout1_se_routes));
1185 
1186  if (lineout2_diff)
1187  snd_soc_dapm_add_routes(dapm,
1188  lineout2_diff_routes,
1189  ARRAY_SIZE(lineout2_diff_routes));
1190  else
1191  snd_soc_dapm_add_routes(dapm,
1192  lineout2_se_routes,
1193  ARRAY_SIZE(lineout2_se_routes));
1194 
1195  return 0;
1196 }
1197 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_routes);
1198 
1199 int wm_hubs_handle_analogue_pdata(struct snd_soc_codec *codec,
1200  int lineout1_diff, int lineout2_diff,
1201  int lineout1fb, int lineout2fb,
1202  int jd_scthr, int jd_thr,
1203  int micbias1_delay, int micbias2_delay,
1204  int micbias1_lvl, int micbias2_lvl)
1205 {
1206  struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1207 
1208  hubs->lineout1_se = !lineout1_diff;
1209  hubs->lineout2_se = !lineout2_diff;
1210  hubs->micb1_delay = micbias1_delay;
1211  hubs->micb2_delay = micbias2_delay;
1212 
1213  if (!lineout1_diff)
1214  snd_soc_update_bits(codec, WM8993_LINE_MIXER1,
1215  WM8993_LINEOUT1_MODE,
1216  WM8993_LINEOUT1_MODE);
1217  if (!lineout2_diff)
1218  snd_soc_update_bits(codec, WM8993_LINE_MIXER2,
1219  WM8993_LINEOUT2_MODE,
1220  WM8993_LINEOUT2_MODE);
1221 
1222  if (!lineout1_diff && !lineout2_diff)
1223  snd_soc_update_bits(codec, WM8993_ANTIPOP1,
1224  WM8993_LINEOUT_VMID_BUF_ENA,
1225  WM8993_LINEOUT_VMID_BUF_ENA);
1226 
1227  if (lineout1fb)
1228  snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
1229  WM8993_LINEOUT1_FB, WM8993_LINEOUT1_FB);
1230 
1231  if (lineout2fb)
1232  snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
1233  WM8993_LINEOUT2_FB, WM8993_LINEOUT2_FB);
1234 
1235  snd_soc_update_bits(codec, WM8993_MICBIAS,
1236  WM8993_JD_SCTHR_MASK | WM8993_JD_THR_MASK |
1237  WM8993_MICB1_LVL | WM8993_MICB2_LVL,
1238  jd_scthr << WM8993_JD_SCTHR_SHIFT |
1239  jd_thr << WM8993_JD_THR_SHIFT |
1240  micbias1_lvl |
1241  micbias2_lvl << WM8993_MICB2_LVL_SHIFT);
1242 
1243  return 0;
1244 }
1245 EXPORT_SYMBOL_GPL(wm_hubs_handle_analogue_pdata);
1246 
1247 void wm_hubs_vmid_ena(struct snd_soc_codec *codec)
1248 {
1249  struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1250  int val = 0;
1251 
1252  if (hubs->lineout1_se)
1253  val |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;
1254 
1255  if (hubs->lineout2_se)
1256  val |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;
1257 
1258  /* Enable the line outputs while we power up */
1259  snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_3, val, val);
1260 }
1261 EXPORT_SYMBOL_GPL(wm_hubs_vmid_ena);
1262 
1263 void wm_hubs_set_bias_level(struct snd_soc_codec *codec,
1264  enum snd_soc_bias_level level)
1265 {
1266  struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1267  int mask, val;
1268 
1269  switch (level) {
1270  case SND_SOC_BIAS_STANDBY:
1271  /* Clamp the inputs to VMID while we ramp to charge caps */
1272  snd_soc_update_bits(codec, WM8993_INPUTS_CLAMP_REG,
1273  WM8993_INPUTS_CLAMP, WM8993_INPUTS_CLAMP);
1274  break;
1275 
1276  case SND_SOC_BIAS_ON:
1277  /* Turn off any unneded single ended outputs */
1278  val = 0;
1279  mask = 0;
1280 
1281  if (hubs->lineout1_se)
1282  mask |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;
1283 
1284  if (hubs->lineout2_se)
1285  mask |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;
1286 
1287  if (hubs->lineout1_se && hubs->lineout1n_ena)
1288  val |= WM8993_LINEOUT1N_ENA;
1289 
1290  if (hubs->lineout1_se && hubs->lineout1p_ena)
1291  val |= WM8993_LINEOUT1P_ENA;
1292 
1293  if (hubs->lineout2_se && hubs->lineout2n_ena)
1294  val |= WM8993_LINEOUT2N_ENA;
1295 
1296  if (hubs->lineout2_se && hubs->lineout2p_ena)
1297  val |= WM8993_LINEOUT2P_ENA;
1298 
1299  snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_3,
1300  mask, val);
1301 
1302  /* Remove the input clamps */
1303  snd_soc_update_bits(codec, WM8993_INPUTS_CLAMP_REG,
1304  WM8993_INPUTS_CLAMP, 0);
1305  break;
1306 
1307  default:
1308  break;
1309  }
1310 }
1311 EXPORT_SYMBOL_GPL(wm_hubs_set_bias_level);
1312 
1313 MODULE_DESCRIPTION("Shared support for Wolfson hubs products");
1314 MODULE_AUTHOR("Mark Brown <[email protected]>");
1315 MODULE_LICENSE("GPL");
Generated on Thu Jan 10 2013 15:08:08 for Linux Kernel by   doxygen 1.8.2