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TOMOYO Linux Cross Reference
Linux/sound/soc/codecs/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 <broonie@opensource.wolfsonmicro.com>
  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 DECLARE_TLV_DB_RANGE(spkboost_tlv,
 42         0, 6, TLV_DB_SCALE_ITEM(0, 150, 0),
 43         7, 7, TLV_DB_SCALE_ITEM(1200, 0, 0)
 44 );
 45 static const DECLARE_TLV_DB_SCALE(line_tlv, -600, 600, 0);
 46 
 47 static const char *speaker_ref_text[] = {
 48         "SPKVDD/2",
 49         "VMID",
 50 };
 51 
 52 static SOC_ENUM_SINGLE_DECL(speaker_ref,
 53                             WM8993_SPEAKER_MIXER, 8, speaker_ref_text);
 54 
 55 static const char *speaker_mode_text[] = {
 56         "Class D",
 57         "Class AB",
 58 };
 59 
 60 static SOC_ENUM_SINGLE_DECL(speaker_mode,
 61                             WM8993_SPKMIXR_ATTENUATION, 8, speaker_mode_text);
 62 
 63 static void wait_for_dc_servo(struct snd_soc_component *component, unsigned int op)
 64 {
 65         struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
 66         unsigned int reg;
 67         int count = 0;
 68         int timeout;
 69         unsigned int val;
 70 
 71         val = op | WM8993_DCS_ENA_CHAN_0 | WM8993_DCS_ENA_CHAN_1;
 72 
 73         /* Trigger the command */
 74         snd_soc_component_write(component, WM8993_DC_SERVO_0, val);
 75 
 76         dev_dbg(component->dev, "Waiting for DC servo...\n");
 77 
 78         if (hubs->dcs_done_irq)
 79                 timeout = 4;
 80         else
 81                 timeout = 400;
 82 
 83         do {
 84                 count++;
 85 
 86                 if (hubs->dcs_done_irq)
 87                         wait_for_completion_timeout(&hubs->dcs_done,
 88                                                     msecs_to_jiffies(250));
 89                 else
 90                         msleep(1);
 91 
 92                 reg = snd_soc_component_read32(component, WM8993_DC_SERVO_0);
 93                 dev_dbg(component->dev, "DC servo: %x\n", reg);
 94         } while (reg & op && count < timeout);
 95 
 96         if (reg & op)
 97                 dev_err(component->dev, "Timed out waiting for DC Servo %x\n",
 98                         op);
 99 }
100 
101 irqreturn_t wm_hubs_dcs_done(int irq, void *data)
102 {
103         struct wm_hubs_data *hubs = data;
104 
105         complete(&hubs->dcs_done);
106 
107         return IRQ_HANDLED;
108 }
109 EXPORT_SYMBOL_GPL(wm_hubs_dcs_done);
110 
111 static bool wm_hubs_dac_hp_direct(struct snd_soc_component *component)
112 {
113         int reg;
114 
115         /* If we're going via the mixer we'll need to do additional checks */
116         reg = snd_soc_component_read32(component, WM8993_OUTPUT_MIXER1);
117         if (!(reg & WM8993_DACL_TO_HPOUT1L)) {
118                 if (reg & ~WM8993_DACL_TO_MIXOUTL) {
119                         dev_vdbg(component->dev, "Analogue paths connected: %x\n",
120                                  reg & ~WM8993_DACL_TO_HPOUT1L);
121                         return false;
122                 } else {
123                         dev_vdbg(component->dev, "HPL connected to mixer\n");
124                 }
125         } else {
126                 dev_vdbg(component->dev, "HPL connected to DAC\n");
127         }
128 
129         reg = snd_soc_component_read32(component, WM8993_OUTPUT_MIXER2);
130         if (!(reg & WM8993_DACR_TO_HPOUT1R)) {
131                 if (reg & ~WM8993_DACR_TO_MIXOUTR) {
132                         dev_vdbg(component->dev, "Analogue paths connected: %x\n",
133                                  reg & ~WM8993_DACR_TO_HPOUT1R);
134                         return false;
135                 } else {
136                         dev_vdbg(component->dev, "HPR connected to mixer\n");
137                 }
138         } else {
139                 dev_vdbg(component->dev, "HPR connected to DAC\n");
140         }
141 
142         return true;
143 }
144 
145 struct wm_hubs_dcs_cache {
146         struct list_head list;
147         unsigned int left;
148         unsigned int right;
149         u16 dcs_cfg;
150 };
151 
152 static bool wm_hubs_dcs_cache_get(struct snd_soc_component *component,
153                                   struct wm_hubs_dcs_cache **entry)
154 {
155         struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
156         struct wm_hubs_dcs_cache *cache;
157         unsigned int left, right;
158 
159         left = snd_soc_component_read32(component, WM8993_LEFT_OUTPUT_VOLUME);
160         left &= WM8993_HPOUT1L_VOL_MASK;
161 
162         right = snd_soc_component_read32(component, WM8993_RIGHT_OUTPUT_VOLUME);
163         right &= WM8993_HPOUT1R_VOL_MASK;
164 
165         list_for_each_entry(cache, &hubs->dcs_cache, list) {
166                 if (cache->left != left || cache->right != right)
167                         continue;
168 
169                 *entry = cache;
170                 return true;
171         }
172 
173         return false;
174 }
175 
176 static void wm_hubs_dcs_cache_set(struct snd_soc_component *component, u16 dcs_cfg)
177 {
178         struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
179         struct wm_hubs_dcs_cache *cache;
180 
181         if (hubs->no_cache_dac_hp_direct)
182                 return;
183 
184         cache = devm_kzalloc(component->dev, sizeof(*cache), GFP_KERNEL);
185         if (!cache)
186                 return;
187 
188         cache->left = snd_soc_component_read32(component, WM8993_LEFT_OUTPUT_VOLUME);
189         cache->left &= WM8993_HPOUT1L_VOL_MASK;
190 
191         cache->right = snd_soc_component_read32(component, WM8993_RIGHT_OUTPUT_VOLUME);
192         cache->right &= WM8993_HPOUT1R_VOL_MASK;
193 
194         cache->dcs_cfg = dcs_cfg;
195 
196         list_add_tail(&cache->list, &hubs->dcs_cache);
197 }
198 
199 static int wm_hubs_read_dc_servo(struct snd_soc_component *component,
200                                   u16 *reg_l, u16 *reg_r)
201 {
202         struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
203         u16 dcs_reg, reg;
204         int ret = 0;
205 
206         switch (hubs->dcs_readback_mode) {
207         case 2:
208                 dcs_reg = WM8994_DC_SERVO_4E;
209                 break;
210         case 1:
211                 dcs_reg = WM8994_DC_SERVO_READBACK;
212                 break;
213         default:
214                 dcs_reg = WM8993_DC_SERVO_3;
215                 break;
216         }
217 
218         /* Different chips in the family support different readback
219          * methods.
220          */
221         switch (hubs->dcs_readback_mode) {
222         case 0:
223                 *reg_l = snd_soc_component_read32(component, WM8993_DC_SERVO_READBACK_1)
224                         & WM8993_DCS_INTEG_CHAN_0_MASK;
225                 *reg_r = snd_soc_component_read32(component, WM8993_DC_SERVO_READBACK_2)
226                         & WM8993_DCS_INTEG_CHAN_1_MASK;
227                 break;
228         case 2:
229         case 1:
230                 reg = snd_soc_component_read32(component, dcs_reg);
231                 *reg_r = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
232                         >> WM8993_DCS_DAC_WR_VAL_1_SHIFT;
233                 *reg_l = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
234                 break;
235         default:
236                 WARN(1, "Unknown DCS readback method\n");
237                 ret = -1;
238         }
239         return ret;
240 }
241 
242 /*
243  * Startup calibration of the DC servo
244  */
245 static void enable_dc_servo(struct snd_soc_component *component)
246 {
247         struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
248         struct wm_hubs_dcs_cache *cache;
249         s8 offset;
250         u16 reg_l, reg_r, dcs_cfg, dcs_reg;
251 
252         switch (hubs->dcs_readback_mode) {
253         case 2:
254                 dcs_reg = WM8994_DC_SERVO_4E;
255                 break;
256         default:
257                 dcs_reg = WM8993_DC_SERVO_3;
258                 break;
259         }
260 
261         /* If we're using a digital only path and have a previously
262          * callibrated DC servo offset stored then use that. */
263         if (wm_hubs_dac_hp_direct(component) &&
264             wm_hubs_dcs_cache_get(component, &cache)) {
265                 dev_dbg(component->dev, "Using cached DCS offset %x for %d,%d\n",
266                         cache->dcs_cfg, cache->left, cache->right);
267                 snd_soc_component_write(component, dcs_reg, cache->dcs_cfg);
268                 wait_for_dc_servo(component,
269                                   WM8993_DCS_TRIG_DAC_WR_0 |
270                                   WM8993_DCS_TRIG_DAC_WR_1);
271                 return;
272         }
273 
274         if (hubs->series_startup) {
275                 /* Set for 32 series updates */
276                 snd_soc_component_update_bits(component, WM8993_DC_SERVO_1,
277                                     WM8993_DCS_SERIES_NO_01_MASK,
278                                     32 << WM8993_DCS_SERIES_NO_01_SHIFT);
279                 wait_for_dc_servo(component,
280                                   WM8993_DCS_TRIG_SERIES_0 |
281                                   WM8993_DCS_TRIG_SERIES_1);
282         } else {
283                 wait_for_dc_servo(component,
284                                   WM8993_DCS_TRIG_STARTUP_0 |
285                                   WM8993_DCS_TRIG_STARTUP_1);
286         }
287 
288         if (wm_hubs_read_dc_servo(component, &reg_l, &reg_r) < 0)
289                 return;
290 
291         dev_dbg(component->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(component->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(component->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(component->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(component->dev, "DCS result: %x\n", dcs_cfg);
314 
315                 /* Do it */
316                 snd_soc_component_write(component, dcs_reg, dcs_cfg);
317                 wait_for_dc_servo(component,
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(component))
328                 wm_hubs_dcs_cache_set(component, 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_component *component = snd_soc_kcontrol_component(kcontrol);
338         struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
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_component_read32(component, WM8993_POWER_MANAGEMENT_1)
350             & (WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA))
351                 snd_soc_component_update_bits(component,
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_component *component = snd_soc_dapm_to_component(w->dapm);
503         struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
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_component_update_bits(component, 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_component_update_bits(component, 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(component->dev, "Unknown HP startup mode %d\n",
527                                 hubs->hp_startup_mode);
528                         break;
529                 }
530                 break;
531 
532         case SND_SOC_DAPM_PRE_PMD:
533                 snd_soc_component_update_bits(component, WM8993_CHARGE_PUMP_1,
534                                     WM8993_CP_ENA, 0);
535                 break;
536         }
537 
538         return 0;
539 }
540 
541 static int hp_event(struct snd_soc_dapm_widget *w,
542                     struct snd_kcontrol *kcontrol, int event)
543 {
544         struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
545         unsigned int reg = snd_soc_component_read32(component, WM8993_ANALOGUE_HP_0);
546 
547         switch (event) {
548         case SND_SOC_DAPM_POST_PMU:
549                 snd_soc_component_update_bits(component, WM8993_CHARGE_PUMP_1,
550                                     WM8993_CP_ENA, WM8993_CP_ENA);
551 
552                 msleep(5);
553 
554                 snd_soc_component_update_bits(component, WM8993_POWER_MANAGEMENT_1,
555                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
556                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA);
557 
558                 reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
559                 snd_soc_component_write(component, WM8993_ANALOGUE_HP_0, reg);
560 
561                 snd_soc_component_update_bits(component, WM8993_DC_SERVO_1,
562                                     WM8993_DCS_TIMER_PERIOD_01_MASK, 0);
563 
564                 enable_dc_servo(component);
565 
566                 reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT |
567                         WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT;
568                 snd_soc_component_write(component, WM8993_ANALOGUE_HP_0, reg);
569                 break;
570 
571         case SND_SOC_DAPM_PRE_PMD:
572                 snd_soc_component_update_bits(component, WM8993_ANALOGUE_HP_0,
573                                     WM8993_HPOUT1L_OUTP |
574                                     WM8993_HPOUT1R_OUTP |
575                                     WM8993_HPOUT1L_RMV_SHORT |
576                                     WM8993_HPOUT1R_RMV_SHORT, 0);
577 
578                 snd_soc_component_update_bits(component, WM8993_ANALOGUE_HP_0,
579                                     WM8993_HPOUT1L_DLY |
580                                     WM8993_HPOUT1R_DLY, 0);
581 
582                 snd_soc_component_write(component, WM8993_DC_SERVO_0, 0);
583 
584                 snd_soc_component_update_bits(component, WM8993_POWER_MANAGEMENT_1,
585                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
586                                     0);
587                 break;
588         }
589 
590         return 0;
591 }
592 
593 static int earpiece_event(struct snd_soc_dapm_widget *w,
594                           struct snd_kcontrol *control, int event)
595 {
596         struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
597         u16 reg = snd_soc_component_read32(component, WM8993_ANTIPOP1) & ~WM8993_HPOUT2_IN_ENA;
598 
599         switch (event) {
600         case SND_SOC_DAPM_PRE_PMU:
601                 reg |= WM8993_HPOUT2_IN_ENA;
602                 snd_soc_component_write(component, WM8993_ANTIPOP1, reg);
603                 udelay(50);
604                 break;
605 
606         case SND_SOC_DAPM_POST_PMD:
607                 snd_soc_component_write(component, WM8993_ANTIPOP1, reg);
608                 break;
609 
610         default:
611                 WARN(1, "Invalid event %d\n", event);
612                 break;
613         }
614 
615         return 0;
616 }
617 
618 static int lineout_event(struct snd_soc_dapm_widget *w,
619                          struct snd_kcontrol *control, int event)
620 {
621         struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
622         struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
623         bool *flag;
624 
625         switch (w->shift) {
626         case WM8993_LINEOUT1N_ENA_SHIFT:
627                 flag = &hubs->lineout1n_ena;
628                 break;
629         case WM8993_LINEOUT1P_ENA_SHIFT:
630                 flag = &hubs->lineout1p_ena;
631                 break;
632         case WM8993_LINEOUT2N_ENA_SHIFT:
633                 flag = &hubs->lineout2n_ena;
634                 break;
635         case WM8993_LINEOUT2P_ENA_SHIFT:
636                 flag = &hubs->lineout2p_ena;
637                 break;
638         default:
639                 WARN(1, "Unknown line output");
640                 return -EINVAL;
641         }
642 
643         *flag = SND_SOC_DAPM_EVENT_ON(event);
644 
645         return 0;
646 }
647 
648 static int micbias_event(struct snd_soc_dapm_widget *w,
649                          struct snd_kcontrol *kcontrol, int event)
650 {
651         struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
652         struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
653 
654         switch (w->shift) {
655         case WM8993_MICB1_ENA_SHIFT:
656                 if (hubs->micb1_delay)
657                         msleep(hubs->micb1_delay);
658                 break;
659         case WM8993_MICB2_ENA_SHIFT:
660                 if (hubs->micb2_delay)
661                         msleep(hubs->micb2_delay);
662                 break;
663         default:
664                 return -EINVAL;
665         }
666 
667         return 0;
668 }
669 
670 void wm_hubs_update_class_w(struct snd_soc_component *component)
671 {
672         struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
673         int enable = WM8993_CP_DYN_V | WM8993_CP_DYN_FREQ;
674 
675         if (!wm_hubs_dac_hp_direct(component))
676                 enable = false;
677 
678         if (hubs->check_class_w_digital && !hubs->check_class_w_digital(component))
679                 enable = false;
680 
681         dev_vdbg(component->dev, "Class W %s\n", enable ? "enabled" : "disabled");
682 
683         snd_soc_component_update_bits(component, WM8993_CLASS_W_0,
684                             WM8993_CP_DYN_V | WM8993_CP_DYN_FREQ, enable);
685 
686         snd_soc_component_write(component, WM8993_LEFT_OUTPUT_VOLUME,
687                       snd_soc_component_read32(component, WM8993_LEFT_OUTPUT_VOLUME));
688         snd_soc_component_write(component, WM8993_RIGHT_OUTPUT_VOLUME,
689                       snd_soc_component_read32(component, WM8993_RIGHT_OUTPUT_VOLUME));
690 }
691 EXPORT_SYMBOL_GPL(wm_hubs_update_class_w);
692 
693 #define WM_HUBS_SINGLE_W(xname, reg, shift, max, invert) \
694         SOC_SINGLE_EXT(xname, reg, shift, max, invert, \
695                 snd_soc_dapm_get_volsw, class_w_put_volsw)
696 
697 static int class_w_put_volsw(struct snd_kcontrol *kcontrol,
698                               struct snd_ctl_elem_value *ucontrol)
699 {
700         struct snd_soc_component *component = snd_soc_dapm_kcontrol_component(kcontrol);
701         int ret;
702 
703         ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol);
704 
705         wm_hubs_update_class_w(component);
706 
707         return ret;
708 }
709 
710 #define WM_HUBS_ENUM_W(xname, xenum) \
711 {       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
712         .info = snd_soc_info_enum_double, \
713         .get = snd_soc_dapm_get_enum_double, \
714         .put = class_w_put_double, \
715         .private_value = (unsigned long)&xenum }
716 
717 static int class_w_put_double(struct snd_kcontrol *kcontrol,
718                               struct snd_ctl_elem_value *ucontrol)
719 {
720         struct snd_soc_component *component = snd_soc_dapm_kcontrol_component(kcontrol);
721         int ret;
722 
723         ret = snd_soc_dapm_put_enum_double(kcontrol, ucontrol);
724 
725         wm_hubs_update_class_w(component);
726 
727         return ret;
728 }
729 
730 static const char *hp_mux_text[] = {
731         "Mixer",
732         "DAC",
733 };
734 
735 static SOC_ENUM_SINGLE_DECL(hpl_enum,
736                             WM8993_OUTPUT_MIXER1, 8, hp_mux_text);
737 
738 const struct snd_kcontrol_new wm_hubs_hpl_mux =
739         WM_HUBS_ENUM_W("Left Headphone Mux", hpl_enum);
740 EXPORT_SYMBOL_GPL(wm_hubs_hpl_mux);
741 
742 static SOC_ENUM_SINGLE_DECL(hpr_enum,
743                             WM8993_OUTPUT_MIXER2, 8, hp_mux_text);
744 
745 const struct snd_kcontrol_new wm_hubs_hpr_mux =
746         WM_HUBS_ENUM_W("Right Headphone Mux", hpr_enum);
747 EXPORT_SYMBOL_GPL(wm_hubs_hpr_mux);
748 
749 static const struct snd_kcontrol_new in1l_pga[] = {
750 SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
751 SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
752 };
753 
754 static const struct snd_kcontrol_new in1r_pga[] = {
755 SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
756 SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
757 };
758 
759 static const struct snd_kcontrol_new in2l_pga[] = {
760 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
761 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
762 };
763 
764 static const struct snd_kcontrol_new in2r_pga[] = {
765 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
766 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
767 };
768 
769 static const struct snd_kcontrol_new mixinl[] = {
770 SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
771 SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
772 };
773 
774 static const struct snd_kcontrol_new mixinr[] = {
775 SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
776 SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
777 };
778 
779 static const struct snd_kcontrol_new left_output_mixer[] = {
780 WM_HUBS_SINGLE_W("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
781 WM_HUBS_SINGLE_W("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
782 WM_HUBS_SINGLE_W("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
783 WM_HUBS_SINGLE_W("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
784 WM_HUBS_SINGLE_W("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
785 WM_HUBS_SINGLE_W("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
786 WM_HUBS_SINGLE_W("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
787 WM_HUBS_SINGLE_W("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
788 };
789 
790 static const struct snd_kcontrol_new right_output_mixer[] = {
791 WM_HUBS_SINGLE_W("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
792 WM_HUBS_SINGLE_W("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
793 WM_HUBS_SINGLE_W("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
794 WM_HUBS_SINGLE_W("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
795 WM_HUBS_SINGLE_W("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
796 WM_HUBS_SINGLE_W("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
797 WM_HUBS_SINGLE_W("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
798 WM_HUBS_SINGLE_W("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
799 };
800 
801 static const struct snd_kcontrol_new earpiece_mixer[] = {
802 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
803 SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
804 SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
805 };
806 
807 static const struct snd_kcontrol_new left_speaker_boost[] = {
808 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
809 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
810 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
811 };
812 
813 static const struct snd_kcontrol_new right_speaker_boost[] = {
814 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
815 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
816 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
817 };
818 
819 static const struct snd_kcontrol_new line1_mix[] = {
820 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
821 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
822 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
823 };
824 
825 static const struct snd_kcontrol_new line1n_mix[] = {
826 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
827 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
828 };
829 
830 static const struct snd_kcontrol_new line1p_mix[] = {
831 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
832 };
833 
834 static const struct snd_kcontrol_new line2_mix[] = {
835 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER2, 2, 1, 0),
836 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER2, 1, 1, 0),
837 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
838 };
839 
840 static const struct snd_kcontrol_new line2n_mix[] = {
841 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
842 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
843 };
844 
845 static const struct snd_kcontrol_new line2p_mix[] = {
846 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
847 };
848 
849 static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
850 SND_SOC_DAPM_INPUT("IN1LN"),
851 SND_SOC_DAPM_INPUT("IN1LP"),
852 SND_SOC_DAPM_INPUT("IN2LN"),
853 SND_SOC_DAPM_INPUT("IN2LP:VXRN"),
854 SND_SOC_DAPM_INPUT("IN1RN"),
855 SND_SOC_DAPM_INPUT("IN1RP"),
856 SND_SOC_DAPM_INPUT("IN2RN"),
857 SND_SOC_DAPM_INPUT("IN2RP:VXRP"),
858 
859 SND_SOC_DAPM_SUPPLY("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0,
860                     micbias_event, SND_SOC_DAPM_POST_PMU),
861 SND_SOC_DAPM_SUPPLY("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0,
862                     micbias_event, SND_SOC_DAPM_POST_PMU),
863 
864 SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
865                    in1l_pga, ARRAY_SIZE(in1l_pga)),
866 SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
867                    in1r_pga, ARRAY_SIZE(in1r_pga)),
868 
869 SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
870                    in2l_pga, ARRAY_SIZE(in2l_pga)),
871 SND_SOC_DAPM_MIXER("IN2R PGA", WM8993_POWER_MANAGEMENT_2, 5, 0,
872                    in2r_pga, ARRAY_SIZE(in2r_pga)),
873 
874 SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
875                    mixinl, ARRAY_SIZE(mixinl)),
876 SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
877                    mixinr, ARRAY_SIZE(mixinr)),
878 
879 SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
880                    left_output_mixer, ARRAY_SIZE(left_output_mixer)),
881 SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
882                    right_output_mixer, ARRAY_SIZE(right_output_mixer)),
883 
884 SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
885 SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),
886 
887 SND_SOC_DAPM_SUPPLY("Headphone Supply", SND_SOC_NOPM, 0, 0, hp_supply_event, 
888                     SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
889 SND_SOC_DAPM_OUT_DRV_E("Headphone PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
890                        hp_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
891 
892 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
893                    earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
894 SND_SOC_DAPM_PGA_E("Earpiece Driver", WM8993_POWER_MANAGEMENT_1, 11, 0,
895                    NULL, 0, earpiece_event,
896                    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
897 
898 SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
899                    left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
900 SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
901                    right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),
902 
903 SND_SOC_DAPM_SUPPLY("TSHUT", WM8993_POWER_MANAGEMENT_2, 14, 0, NULL, 0),
904 SND_SOC_DAPM_OUT_DRV("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
905                      NULL, 0),
906 SND_SOC_DAPM_OUT_DRV("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
907                      NULL, 0),
908 
909 SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
910                    line1_mix, ARRAY_SIZE(line1_mix)),
911 SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
912                    line2_mix, ARRAY_SIZE(line2_mix)),
913 
914 SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
915                    line1n_mix, ARRAY_SIZE(line1n_mix)),
916 SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
917                    line1p_mix, ARRAY_SIZE(line1p_mix)),
918 SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
919                    line2n_mix, ARRAY_SIZE(line2n_mix)),
920 SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
921                    line2p_mix, ARRAY_SIZE(line2p_mix)),
922 
923 SND_SOC_DAPM_OUT_DRV_E("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
924                        NULL, 0, lineout_event,
925                      SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
926 SND_SOC_DAPM_OUT_DRV_E("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
927                        NULL, 0, lineout_event,
928                        SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
929 SND_SOC_DAPM_OUT_DRV_E("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
930                        NULL, 0, lineout_event,
931                        SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
932 SND_SOC_DAPM_OUT_DRV_E("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
933                        NULL, 0, lineout_event,
934                        SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
935 
936 SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
937 SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
938 SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
939 SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
940 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
941 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
942 SND_SOC_DAPM_OUTPUT("HPOUT2P"),
943 SND_SOC_DAPM_OUTPUT("HPOUT2N"),
944 SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
945 SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
946 SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
947 SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
948 };
949 
950 static const struct snd_soc_dapm_route analogue_routes[] = {
951         { "MICBIAS1", NULL, "CLK_SYS" },
952         { "MICBIAS2", NULL, "CLK_SYS" },
953 
954         { "IN1L PGA", "IN1LP Switch", "IN1LP" },
955         { "IN1L PGA", "IN1LN Switch", "IN1LN" },
956 
957         { "IN1L PGA", NULL, "VMID" },
958         { "IN1R PGA", NULL, "VMID" },
959         { "IN2L PGA", NULL, "VMID" },
960         { "IN2R PGA", NULL, "VMID" },
961 
962         { "IN1R PGA", "IN1RP Switch", "IN1RP" },
963         { "IN1R PGA", "IN1RN Switch", "IN1RN" },
964 
965         { "IN2L PGA", "IN2LP Switch", "IN2LP:VXRN" },
966         { "IN2L PGA", "IN2LN Switch", "IN2LN" },
967 
968         { "IN2R PGA", "IN2RP Switch", "IN2RP:VXRP" },
969         { "IN2R PGA", "IN2RN Switch", "IN2RN" },
970 
971         { "Direct Voice", NULL, "IN2LP:VXRN" },
972         { "Direct Voice", NULL, "IN2RP:VXRP" },
973 
974         { "MIXINL", "IN1L Switch", "IN1L PGA" },
975         { "MIXINL", "IN2L Switch", "IN2L PGA" },
976         { "MIXINL", NULL, "Direct Voice" },
977         { "MIXINL", NULL, "IN1LP" },
978         { "MIXINL", NULL, "Left Output Mixer" },
979         { "MIXINL", NULL, "VMID" },
980 
981         { "MIXINR", "IN1R Switch", "IN1R PGA" },
982         { "MIXINR", "IN2R Switch", "IN2R PGA" },
983         { "MIXINR", NULL, "Direct Voice" },
984         { "MIXINR", NULL, "IN1RP" },
985         { "MIXINR", NULL, "Right Output Mixer" },
986         { "MIXINR", NULL, "VMID" },
987 
988         { "ADCL", NULL, "MIXINL" },
989         { "ADCR", NULL, "MIXINR" },
990 
991         { "Left Output Mixer", "Left Input Switch", "MIXINL" },
992         { "Left Output Mixer", "Right Input Switch", "MIXINR" },
993         { "Left Output Mixer", "IN2RN Switch", "IN2RN" },
994         { "Left Output Mixer", "IN2LN Switch", "IN2LN" },
995         { "Left Output Mixer", "IN2LP Switch", "IN2LP:VXRN" },
996         { "Left Output Mixer", "IN1L Switch", "IN1L PGA" },
997         { "Left Output Mixer", "IN1R Switch", "IN1R PGA" },
998 
999         { "Right Output Mixer", "Left Input Switch", "MIXINL" },
1000         { "Right Output Mixer", "Right Input Switch", "MIXINR" },
1001         { "Right Output Mixer", "IN2LN Switch", "IN2LN" },
1002         { "Right Output Mixer", "IN2RN Switch", "IN2RN" },
1003         { "Right Output Mixer", "IN2RP Switch", "IN2RP:VXRP" },
1004         { "Right Output Mixer", "IN1L Switch", "IN1L PGA" },
1005         { "Right Output Mixer", "IN1R Switch", "IN1R PGA" },
1006 
1007         { "Left Output PGA", NULL, "Left Output Mixer" },
1008         { "Left Output PGA", NULL, "TOCLK" },
1009 
1010         { "Right Output PGA", NULL, "Right Output Mixer" },
1011         { "Right Output PGA", NULL, "TOCLK" },
1012 
1013         { "Earpiece Mixer", "Direct Voice Switch", "Direct Voice" },
1014         { "Earpiece Mixer", "Left Output Switch", "Left Output PGA" },
1015         { "Earpiece Mixer", "Right Output Switch", "Right Output PGA" },
1016 
1017         { "Earpiece Driver", NULL, "VMID" },
1018         { "Earpiece Driver", NULL, "Earpiece Mixer" },
1019         { "HPOUT2N", NULL, "Earpiece Driver" },
1020         { "HPOUT2P", NULL, "Earpiece Driver" },
1021 
1022         { "SPKL", "Input Switch", "MIXINL" },
1023         { "SPKL", "IN1LP Switch", "IN1LP" },
1024         { "SPKL", "Output Switch", "Left Output PGA" },
1025         { "SPKL", NULL, "TOCLK" },
1026 
1027         { "SPKR", "Input Switch", "MIXINR" },
1028         { "SPKR", "IN1RP Switch", "IN1RP" },
1029         { "SPKR", "Output Switch", "Right Output PGA" },
1030         { "SPKR", NULL, "TOCLK" },
1031 
1032         { "SPKL Boost", "Direct Voice Switch", "Direct Voice" },
1033         { "SPKL Boost", "SPKL Switch", "SPKL" },
1034         { "SPKL Boost", "SPKR Switch", "SPKR" },
1035 
1036         { "SPKR Boost", "Direct Voice Switch", "Direct Voice" },
1037         { "SPKR Boost", "SPKR Switch", "SPKR" },
1038         { "SPKR Boost", "SPKL Switch", "SPKL" },
1039 
1040         { "SPKL Driver", NULL, "VMID" },
1041         { "SPKL Driver", NULL, "SPKL Boost" },
1042         { "SPKL Driver", NULL, "CLK_SYS" },
1043         { "SPKL Driver", NULL, "TSHUT" },
1044 
1045         { "SPKR Driver", NULL, "VMID" },
1046         { "SPKR Driver", NULL, "SPKR Boost" },
1047         { "SPKR Driver", NULL, "CLK_SYS" },
1048         { "SPKR Driver", NULL, "TSHUT" },
1049 
1050         { "SPKOUTLP", NULL, "SPKL Driver" },
1051         { "SPKOUTLN", NULL, "SPKL Driver" },
1052         { "SPKOUTRP", NULL, "SPKR Driver" },
1053         { "SPKOUTRN", NULL, "SPKR Driver" },
1054 
1055         { "Left Headphone Mux", "Mixer", "Left Output PGA" },
1056         { "Right Headphone Mux", "Mixer", "Right Output PGA" },
1057 
1058         { "Headphone PGA", NULL, "Left Headphone Mux" },
1059         { "Headphone PGA", NULL, "Right Headphone Mux" },
1060         { "Headphone PGA", NULL, "VMID" },
1061         { "Headphone PGA", NULL, "CLK_SYS" },
1062         { "Headphone PGA", NULL, "Headphone Supply" },
1063 
1064         { "HPOUT1L", NULL, "Headphone PGA" },
1065         { "HPOUT1R", NULL, "Headphone PGA" },
1066 
1067         { "LINEOUT1N Driver", NULL, "VMID" },
1068         { "LINEOUT1P Driver", NULL, "VMID" },
1069         { "LINEOUT2N Driver", NULL, "VMID" },
1070         { "LINEOUT2P Driver", NULL, "VMID" },
1071 
1072         { "LINEOUT1N", NULL, "LINEOUT1N Driver" },
1073         { "LINEOUT1P", NULL, "LINEOUT1P Driver" },
1074         { "LINEOUT2N", NULL, "LINEOUT2N Driver" },
1075         { "LINEOUT2P", NULL, "LINEOUT2P Driver" },
1076 };
1077 
1078 static const struct snd_soc_dapm_route lineout1_diff_routes[] = {
1079         { "LINEOUT1 Mixer", "IN1L Switch", "IN1L PGA" },
1080         { "LINEOUT1 Mixer", "IN1R Switch", "IN1R PGA" },
1081         { "LINEOUT1 Mixer", "Output Switch", "Left Output PGA" },
1082 
1083         { "LINEOUT1N Driver", NULL, "LINEOUT1 Mixer" },
1084         { "LINEOUT1P Driver", NULL, "LINEOUT1 Mixer" },
1085 };
1086 
1087 static const struct snd_soc_dapm_route lineout1_se_routes[] = {
1088         { "LINEOUT1N Mixer", "Left Output Switch", "Left Output PGA" },
1089         { "LINEOUT1N Mixer", "Right Output Switch", "Right Output PGA" },
1090 
1091         { "LINEOUT1P Mixer", "Left Output Switch", "Left Output PGA" },
1092 
1093         { "LINEOUT1N Driver", NULL, "LINEOUT1N Mixer" },
1094         { "LINEOUT1P Driver", NULL, "LINEOUT1P Mixer" },
1095 };
1096 
1097 static const struct snd_soc_dapm_route lineout2_diff_routes[] = {
1098         { "LINEOUT2 Mixer", "IN1L Switch", "IN1L PGA" },
1099         { "LINEOUT2 Mixer", "IN1R Switch", "IN1R PGA" },
1100         { "LINEOUT2 Mixer", "Output Switch", "Right Output PGA" },
1101 
1102         { "LINEOUT2N Driver", NULL, "LINEOUT2 Mixer" },
1103         { "LINEOUT2P Driver", NULL, "LINEOUT2 Mixer" },
1104 };
1105 
1106 static const struct snd_soc_dapm_route lineout2_se_routes[] = {
1107         { "LINEOUT2N Mixer", "Left Output Switch", "Left Output PGA" },
1108         { "LINEOUT2N Mixer", "Right Output Switch", "Right Output PGA" },
1109 
1110         { "LINEOUT2P Mixer", "Right Output Switch", "Right Output PGA" },
1111 
1112         { "LINEOUT2N Driver", NULL, "LINEOUT2N Mixer" },
1113         { "LINEOUT2P Driver", NULL, "LINEOUT2P Mixer" },
1114 };
1115 
1116 int wm_hubs_add_analogue_controls(struct snd_soc_component *component)
1117 {
1118         struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
1119 
1120         /* Latch volume update bits & default ZC on */
1121         snd_soc_component_update_bits(component, WM8993_LEFT_LINE_INPUT_1_2_VOLUME,
1122                             WM8993_IN1_VU, WM8993_IN1_VU);
1123         snd_soc_component_update_bits(component, WM8993_RIGHT_LINE_INPUT_1_2_VOLUME,
1124                             WM8993_IN1_VU, WM8993_IN1_VU);
1125         snd_soc_component_update_bits(component, WM8993_LEFT_LINE_INPUT_3_4_VOLUME,
1126                             WM8993_IN2_VU, WM8993_IN2_VU);
1127         snd_soc_component_update_bits(component, WM8993_RIGHT_LINE_INPUT_3_4_VOLUME,
1128                             WM8993_IN2_VU, WM8993_IN2_VU);
1129 
1130         snd_soc_component_update_bits(component, WM8993_SPEAKER_VOLUME_LEFT,
1131                             WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
1132         snd_soc_component_update_bits(component, WM8993_SPEAKER_VOLUME_RIGHT,
1133                             WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
1134 
1135         snd_soc_component_update_bits(component, WM8993_LEFT_OUTPUT_VOLUME,
1136                             WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC,
1137                             WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC);
1138         snd_soc_component_update_bits(component, WM8993_RIGHT_OUTPUT_VOLUME,
1139                             WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC,
1140                             WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC);
1141 
1142         snd_soc_component_update_bits(component, WM8993_LEFT_OPGA_VOLUME,
1143                             WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU,
1144                             WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU);
1145         snd_soc_component_update_bits(component, WM8993_RIGHT_OPGA_VOLUME,
1146                             WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU,
1147                             WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU);
1148 
1149         snd_soc_add_component_controls(component, analogue_snd_controls,
1150                              ARRAY_SIZE(analogue_snd_controls));
1151 
1152         snd_soc_dapm_new_controls(dapm, analogue_dapm_widgets,
1153                                   ARRAY_SIZE(analogue_dapm_widgets));
1154         return 0;
1155 }
1156 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_controls);
1157 
1158 int wm_hubs_add_analogue_routes(struct snd_soc_component *component,
1159                                 int lineout1_diff, int lineout2_diff)
1160 {
1161         struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
1162         struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
1163 
1164         hubs->component = component;
1165 
1166         INIT_LIST_HEAD(&hubs->dcs_cache);
1167         init_completion(&hubs->dcs_done);
1168 
1169         snd_soc_dapm_add_routes(dapm, analogue_routes,
1170                                 ARRAY_SIZE(analogue_routes));
1171 
1172         if (lineout1_diff)
1173                 snd_soc_dapm_add_routes(dapm,
1174                                         lineout1_diff_routes,
1175                                         ARRAY_SIZE(lineout1_diff_routes));
1176         else
1177                 snd_soc_dapm_add_routes(dapm,
1178                                         lineout1_se_routes,
1179                                         ARRAY_SIZE(lineout1_se_routes));
1180 
1181         if (lineout2_diff)
1182                 snd_soc_dapm_add_routes(dapm,
1183                                         lineout2_diff_routes,
1184                                         ARRAY_SIZE(lineout2_diff_routes));
1185         else
1186                 snd_soc_dapm_add_routes(dapm,
1187                                         lineout2_se_routes,
1188                                         ARRAY_SIZE(lineout2_se_routes));
1189 
1190         return 0;
1191 }
1192 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_routes);
1193 
1194 int wm_hubs_handle_analogue_pdata(struct snd_soc_component *component,
1195                                   int lineout1_diff, int lineout2_diff,
1196                                   int lineout1fb, int lineout2fb,
1197                                   int jd_scthr, int jd_thr,
1198                                   int micbias1_delay, int micbias2_delay,
1199                                   int micbias1_lvl, int micbias2_lvl)
1200 {
1201         struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
1202 
1203         hubs->lineout1_se = !lineout1_diff;
1204         hubs->lineout2_se = !lineout2_diff;
1205         hubs->micb1_delay = micbias1_delay;
1206         hubs->micb2_delay = micbias2_delay;
1207 
1208         if (!lineout1_diff)
1209                 snd_soc_component_update_bits(component, WM8993_LINE_MIXER1,
1210                                     WM8993_LINEOUT1_MODE,
1211                                     WM8993_LINEOUT1_MODE);
1212         if (!lineout2_diff)
1213                 snd_soc_component_update_bits(component, WM8993_LINE_MIXER2,
1214                                     WM8993_LINEOUT2_MODE,
1215                                     WM8993_LINEOUT2_MODE);
1216 
1217         if (!lineout1_diff && !lineout2_diff)
1218                 snd_soc_component_update_bits(component, WM8993_ANTIPOP1,
1219                                     WM8993_LINEOUT_VMID_BUF_ENA,
1220                                     WM8993_LINEOUT_VMID_BUF_ENA);
1221 
1222         if (lineout1fb)
1223                 snd_soc_component_update_bits(component, WM8993_ADDITIONAL_CONTROL,
1224                                     WM8993_LINEOUT1_FB, WM8993_LINEOUT1_FB);
1225 
1226         if (lineout2fb)
1227                 snd_soc_component_update_bits(component, WM8993_ADDITIONAL_CONTROL,
1228                                     WM8993_LINEOUT2_FB, WM8993_LINEOUT2_FB);
1229 
1230         snd_soc_component_update_bits(component, WM8993_MICBIAS,
1231                             WM8993_JD_SCTHR_MASK | WM8993_JD_THR_MASK |
1232                             WM8993_MICB1_LVL | WM8993_MICB2_LVL,
1233                             jd_scthr << WM8993_JD_SCTHR_SHIFT |
1234                             jd_thr << WM8993_JD_THR_SHIFT |
1235                             micbias1_lvl |
1236                             micbias2_lvl << WM8993_MICB2_LVL_SHIFT);
1237 
1238         return 0;
1239 }
1240 EXPORT_SYMBOL_GPL(wm_hubs_handle_analogue_pdata);
1241 
1242 void wm_hubs_vmid_ena(struct snd_soc_component *component)
1243 {
1244         struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
1245         int val = 0;
1246 
1247         if (hubs->lineout1_se)
1248                 val |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;
1249 
1250         if (hubs->lineout2_se)
1251                 val |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;
1252 
1253         /* Enable the line outputs while we power up */
1254         snd_soc_component_update_bits(component, WM8993_POWER_MANAGEMENT_3, val, val);
1255 }
1256 EXPORT_SYMBOL_GPL(wm_hubs_vmid_ena);
1257 
1258 void wm_hubs_set_bias_level(struct snd_soc_component *component,
1259                             enum snd_soc_bias_level level)
1260 {
1261         struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
1262         int mask, val;
1263 
1264         switch (level) {
1265         case SND_SOC_BIAS_STANDBY:
1266                 /* Clamp the inputs to VMID while we ramp to charge caps */
1267                 snd_soc_component_update_bits(component, WM8993_INPUTS_CLAMP_REG,
1268                                     WM8993_INPUTS_CLAMP, WM8993_INPUTS_CLAMP);
1269                 break;
1270 
1271         case SND_SOC_BIAS_ON:
1272                 /* Turn off any unneeded single ended outputs */
1273                 val = 0;
1274                 mask = 0;
1275 
1276                 if (hubs->lineout1_se)
1277                         mask |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;
1278 
1279                 if (hubs->lineout2_se)
1280                         mask |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;
1281 
1282                 if (hubs->lineout1_se && hubs->lineout1n_ena)
1283                         val |= WM8993_LINEOUT1N_ENA;
1284 
1285                 if (hubs->lineout1_se && hubs->lineout1p_ena)
1286                         val |= WM8993_LINEOUT1P_ENA;
1287 
1288                 if (hubs->lineout2_se && hubs->lineout2n_ena)
1289                         val |= WM8993_LINEOUT2N_ENA;
1290 
1291                 if (hubs->lineout2_se && hubs->lineout2p_ena)
1292                         val |= WM8993_LINEOUT2P_ENA;
1293 
1294                 snd_soc_component_update_bits(component, WM8993_POWER_MANAGEMENT_3,
1295                                     mask, val);
1296 
1297                 /* Remove the input clamps */
1298                 snd_soc_component_update_bits(component, WM8993_INPUTS_CLAMP_REG,
1299                                     WM8993_INPUTS_CLAMP, 0);
1300                 break;
1301 
1302         default:
1303                 break;
1304         }
1305 }
1306 EXPORT_SYMBOL_GPL(wm_hubs_set_bias_level);
1307 
1308 MODULE_DESCRIPTION("Shared support for Wolfson hubs products");
1309 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
1310 MODULE_LICENSE("GPL");
1311 

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