2 * wm8400.c -- WM8400 ALSA Soc Audio driver
4 * Copyright 2008-11 Wolfson Microelectronics PLC.
5 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
14 #include <linux/module.h>
15 #include <linux/moduleparam.h>
16 #include <linux/kernel.h>
17 #include <linux/slab.h>
18 #include <linux/init.h>
19 #include <linux/delay.h>
21 #include <linux/platform_device.h>
22 #include <linux/regulator/consumer.h>
23 #include <linux/mfd/wm8400-audio.h>
24 #include <linux/mfd/wm8400-private.h>
25 #include <linux/mfd/core.h>
26 #include <sound/core.h>
27 #include <sound/pcm.h>
28 #include <sound/pcm_params.h>
29 #include <sound/soc.h>
30 #include <sound/initval.h>
31 #include <sound/tlv.h>
35 static struct regulator_bulk_data power
[] = {
59 /* codec private data */
61 struct wm8400
*wm8400
;
68 static void wm8400_codec_reset(struct snd_soc_codec
*codec
)
70 struct wm8400_priv
*wm8400
= snd_soc_codec_get_drvdata(codec
);
72 wm8400_reset_codec_reg_cache(wm8400
->wm8400
);
75 static const DECLARE_TLV_DB_SCALE(rec_mix_tlv
, -1500, 600, 0);
77 static const DECLARE_TLV_DB_SCALE(in_pga_tlv
, -1650, 3000, 0);
79 static const DECLARE_TLV_DB_SCALE(out_mix_tlv
, -2100, 0, 0);
81 static const DECLARE_TLV_DB_SCALE(out_pga_tlv
, -7300, 600, 0);
83 static const DECLARE_TLV_DB_SCALE(out_omix_tlv
, -600, 0, 0);
85 static const DECLARE_TLV_DB_SCALE(out_dac_tlv
, -7163, 0, 0);
87 static const DECLARE_TLV_DB_SCALE(in_adc_tlv
, -7163, 1763, 0);
89 static const DECLARE_TLV_DB_SCALE(out_sidetone_tlv
, -3600, 0, 0);
91 static int wm8400_outpga_put_volsw_vu(struct snd_kcontrol
*kcontrol
,
92 struct snd_ctl_elem_value
*ucontrol
)
94 struct snd_soc_codec
*codec
= snd_soc_kcontrol_codec(kcontrol
);
95 struct soc_mixer_control
*mc
=
96 (struct soc_mixer_control
*)kcontrol
->private_value
;
101 ret
= snd_soc_put_volsw(kcontrol
, ucontrol
);
105 /* now hit the volume update bits (always bit 8) */
106 val
= snd_soc_read(codec
, reg
);
107 return snd_soc_write(codec
, reg
, val
| 0x0100);
110 #define WM8400_OUTPGA_SINGLE_R_TLV(xname, reg, shift, max, invert, tlv_array) \
111 SOC_SINGLE_EXT_TLV(xname, reg, shift, max, invert, \
112 snd_soc_get_volsw, wm8400_outpga_put_volsw_vu, tlv_array)
115 static const char *wm8400_digital_sidetone
[] =
116 {"None", "Left ADC", "Right ADC", "Reserved"};
118 static SOC_ENUM_SINGLE_DECL(wm8400_left_digital_sidetone_enum
,
119 WM8400_DIGITAL_SIDE_TONE
,
120 WM8400_ADC_TO_DACL_SHIFT
,
121 wm8400_digital_sidetone
);
123 static SOC_ENUM_SINGLE_DECL(wm8400_right_digital_sidetone_enum
,
124 WM8400_DIGITAL_SIDE_TONE
,
125 WM8400_ADC_TO_DACR_SHIFT
,
126 wm8400_digital_sidetone
);
128 static const char *wm8400_adcmode
[] =
129 {"Hi-fi mode", "Voice mode 1", "Voice mode 2", "Voice mode 3"};
131 static SOC_ENUM_SINGLE_DECL(wm8400_right_adcmode_enum
,
133 WM8400_ADC_HPF_CUT_SHIFT
,
136 static const struct snd_kcontrol_new wm8400_snd_controls
[] = {
138 SOC_SINGLE("LIN12 PGA Boost", WM8400_INPUT_MIXER3
, WM8400_L12MNBST_SHIFT
,
140 SOC_SINGLE("LIN34 PGA Boost", WM8400_INPUT_MIXER3
, WM8400_L34MNBST_SHIFT
,
143 SOC_SINGLE("RIN12 PGA Boost", WM8400_INPUT_MIXER3
, WM8400_R12MNBST_SHIFT
,
145 SOC_SINGLE("RIN34 PGA Boost", WM8400_INPUT_MIXER3
, WM8400_R34MNBST_SHIFT
,
149 SOC_SINGLE_TLV("LOMIX LIN3 Bypass Volume", WM8400_OUTPUT_MIXER3
,
150 WM8400_LLI3LOVOL_SHIFT
, 7, 0, out_mix_tlv
),
151 SOC_SINGLE_TLV("LOMIX RIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER3
,
152 WM8400_LR12LOVOL_SHIFT
, 7, 0, out_mix_tlv
),
153 SOC_SINGLE_TLV("LOMIX LIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER3
,
154 WM8400_LL12LOVOL_SHIFT
, 7, 0, out_mix_tlv
),
155 SOC_SINGLE_TLV("LOMIX RIN3 Bypass Volume", WM8400_OUTPUT_MIXER5
,
156 WM8400_LRI3LOVOL_SHIFT
, 7, 0, out_mix_tlv
),
157 SOC_SINGLE_TLV("LOMIX AINRMUX Bypass Volume", WM8400_OUTPUT_MIXER5
,
158 WM8400_LRBLOVOL_SHIFT
, 7, 0, out_mix_tlv
),
159 SOC_SINGLE_TLV("LOMIX AINLMUX Bypass Volume", WM8400_OUTPUT_MIXER5
,
160 WM8400_LRBLOVOL_SHIFT
, 7, 0, out_mix_tlv
),
163 SOC_SINGLE_TLV("ROMIX RIN3 Bypass Volume", WM8400_OUTPUT_MIXER4
,
164 WM8400_RRI3ROVOL_SHIFT
, 7, 0, out_mix_tlv
),
165 SOC_SINGLE_TLV("ROMIX LIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER4
,
166 WM8400_RL12ROVOL_SHIFT
, 7, 0, out_mix_tlv
),
167 SOC_SINGLE_TLV("ROMIX RIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER4
,
168 WM8400_RR12ROVOL_SHIFT
, 7, 0, out_mix_tlv
),
169 SOC_SINGLE_TLV("ROMIX LIN3 Bypass Volume", WM8400_OUTPUT_MIXER6
,
170 WM8400_RLI3ROVOL_SHIFT
, 7, 0, out_mix_tlv
),
171 SOC_SINGLE_TLV("ROMIX AINLMUX Bypass Volume", WM8400_OUTPUT_MIXER6
,
172 WM8400_RLBROVOL_SHIFT
, 7, 0, out_mix_tlv
),
173 SOC_SINGLE_TLV("ROMIX AINRMUX Bypass Volume", WM8400_OUTPUT_MIXER6
,
174 WM8400_RRBROVOL_SHIFT
, 7, 0, out_mix_tlv
),
177 WM8400_OUTPGA_SINGLE_R_TLV("LOUT Volume", WM8400_LEFT_OUTPUT_VOLUME
,
178 WM8400_LOUTVOL_SHIFT
, WM8400_LOUTVOL_MASK
, 0, out_pga_tlv
),
179 SOC_SINGLE("LOUT ZC", WM8400_LEFT_OUTPUT_VOLUME
, WM8400_LOZC_SHIFT
, 1, 0),
182 WM8400_OUTPGA_SINGLE_R_TLV("ROUT Volume", WM8400_RIGHT_OUTPUT_VOLUME
,
183 WM8400_ROUTVOL_SHIFT
, WM8400_ROUTVOL_MASK
, 0, out_pga_tlv
),
184 SOC_SINGLE("ROUT ZC", WM8400_RIGHT_OUTPUT_VOLUME
, WM8400_ROZC_SHIFT
, 1, 0),
187 WM8400_OUTPGA_SINGLE_R_TLV("LOPGA Volume", WM8400_LEFT_OPGA_VOLUME
,
188 WM8400_LOPGAVOL_SHIFT
, WM8400_LOPGAVOL_MASK
, 0, out_pga_tlv
),
189 SOC_SINGLE("LOPGA ZC Switch", WM8400_LEFT_OPGA_VOLUME
,
190 WM8400_LOPGAZC_SHIFT
, 1, 0),
193 WM8400_OUTPGA_SINGLE_R_TLV("ROPGA Volume", WM8400_RIGHT_OPGA_VOLUME
,
194 WM8400_ROPGAVOL_SHIFT
, WM8400_ROPGAVOL_MASK
, 0, out_pga_tlv
),
195 SOC_SINGLE("ROPGA ZC Switch", WM8400_RIGHT_OPGA_VOLUME
,
196 WM8400_ROPGAZC_SHIFT
, 1, 0),
198 SOC_SINGLE("LON Mute Switch", WM8400_LINE_OUTPUTS_VOLUME
,
199 WM8400_LONMUTE_SHIFT
, 1, 0),
200 SOC_SINGLE("LOP Mute Switch", WM8400_LINE_OUTPUTS_VOLUME
,
201 WM8400_LOPMUTE_SHIFT
, 1, 0),
202 SOC_SINGLE("LOP Attenuation Switch", WM8400_LINE_OUTPUTS_VOLUME
,
203 WM8400_LOATTN_SHIFT
, 1, 0),
204 SOC_SINGLE("RON Mute Switch", WM8400_LINE_OUTPUTS_VOLUME
,
205 WM8400_RONMUTE_SHIFT
, 1, 0),
206 SOC_SINGLE("ROP Mute Switch", WM8400_LINE_OUTPUTS_VOLUME
,
207 WM8400_ROPMUTE_SHIFT
, 1, 0),
208 SOC_SINGLE("ROP Attenuation Switch", WM8400_LINE_OUTPUTS_VOLUME
,
209 WM8400_ROATTN_SHIFT
, 1, 0),
211 SOC_SINGLE("OUT3 Mute Switch", WM8400_OUT3_4_VOLUME
,
212 WM8400_OUT3MUTE_SHIFT
, 1, 0),
213 SOC_SINGLE("OUT3 Attenuation Switch", WM8400_OUT3_4_VOLUME
,
214 WM8400_OUT3ATTN_SHIFT
, 1, 0),
216 SOC_SINGLE("OUT4 Mute Switch", WM8400_OUT3_4_VOLUME
,
217 WM8400_OUT4MUTE_SHIFT
, 1, 0),
218 SOC_SINGLE("OUT4 Attenuation Switch", WM8400_OUT3_4_VOLUME
,
219 WM8400_OUT4ATTN_SHIFT
, 1, 0),
221 SOC_SINGLE("Speaker Mode Switch", WM8400_CLASSD1
,
222 WM8400_CDMODE_SHIFT
, 1, 0),
224 SOC_SINGLE("Speaker Output Attenuation Volume", WM8400_SPEAKER_VOLUME
,
225 WM8400_SPKATTN_SHIFT
, WM8400_SPKATTN_MASK
, 0),
226 SOC_SINGLE("Speaker DC Boost Volume", WM8400_CLASSD3
,
227 WM8400_DCGAIN_SHIFT
, 6, 0),
228 SOC_SINGLE("Speaker AC Boost Volume", WM8400_CLASSD3
,
229 WM8400_ACGAIN_SHIFT
, 6, 0),
231 WM8400_OUTPGA_SINGLE_R_TLV("Left DAC Digital Volume",
232 WM8400_LEFT_DAC_DIGITAL_VOLUME
, WM8400_DACL_VOL_SHIFT
,
233 127, 0, out_dac_tlv
),
235 WM8400_OUTPGA_SINGLE_R_TLV("Right DAC Digital Volume",
236 WM8400_RIGHT_DAC_DIGITAL_VOLUME
, WM8400_DACR_VOL_SHIFT
,
237 127, 0, out_dac_tlv
),
239 SOC_ENUM("Left Digital Sidetone", wm8400_left_digital_sidetone_enum
),
240 SOC_ENUM("Right Digital Sidetone", wm8400_right_digital_sidetone_enum
),
242 SOC_SINGLE_TLV("Left Digital Sidetone Volume", WM8400_DIGITAL_SIDE_TONE
,
243 WM8400_ADCL_DAC_SVOL_SHIFT
, 15, 0, out_sidetone_tlv
),
244 SOC_SINGLE_TLV("Right Digital Sidetone Volume", WM8400_DIGITAL_SIDE_TONE
,
245 WM8400_ADCR_DAC_SVOL_SHIFT
, 15, 0, out_sidetone_tlv
),
247 SOC_SINGLE("ADC Digital High Pass Filter Switch", WM8400_ADC_CTRL
,
248 WM8400_ADC_HPF_ENA_SHIFT
, 1, 0),
250 SOC_ENUM("ADC HPF Mode", wm8400_right_adcmode_enum
),
252 WM8400_OUTPGA_SINGLE_R_TLV("Left ADC Digital Volume",
253 WM8400_LEFT_ADC_DIGITAL_VOLUME
,
254 WM8400_ADCL_VOL_SHIFT
,
255 WM8400_ADCL_VOL_MASK
,
259 WM8400_OUTPGA_SINGLE_R_TLV("Right ADC Digital Volume",
260 WM8400_RIGHT_ADC_DIGITAL_VOLUME
,
261 WM8400_ADCR_VOL_SHIFT
,
262 WM8400_ADCR_VOL_MASK
,
266 WM8400_OUTPGA_SINGLE_R_TLV("LIN12 Volume",
267 WM8400_LEFT_LINE_INPUT_1_2_VOLUME
,
268 WM8400_LIN12VOL_SHIFT
,
269 WM8400_LIN12VOL_MASK
,
273 SOC_SINGLE("LIN12 ZC Switch", WM8400_LEFT_LINE_INPUT_1_2_VOLUME
,
274 WM8400_LI12ZC_SHIFT
, 1, 0),
276 SOC_SINGLE("LIN12 Mute Switch", WM8400_LEFT_LINE_INPUT_1_2_VOLUME
,
277 WM8400_LI12MUTE_SHIFT
, 1, 0),
279 WM8400_OUTPGA_SINGLE_R_TLV("LIN34 Volume",
280 WM8400_LEFT_LINE_INPUT_3_4_VOLUME
,
281 WM8400_LIN34VOL_SHIFT
,
282 WM8400_LIN34VOL_MASK
,
286 SOC_SINGLE("LIN34 ZC Switch", WM8400_LEFT_LINE_INPUT_3_4_VOLUME
,
287 WM8400_LI34ZC_SHIFT
, 1, 0),
289 SOC_SINGLE("LIN34 Mute Switch", WM8400_LEFT_LINE_INPUT_3_4_VOLUME
,
290 WM8400_LI34MUTE_SHIFT
, 1, 0),
292 WM8400_OUTPGA_SINGLE_R_TLV("RIN12 Volume",
293 WM8400_RIGHT_LINE_INPUT_1_2_VOLUME
,
294 WM8400_RIN12VOL_SHIFT
,
295 WM8400_RIN12VOL_MASK
,
299 SOC_SINGLE("RIN12 ZC Switch", WM8400_RIGHT_LINE_INPUT_1_2_VOLUME
,
300 WM8400_RI12ZC_SHIFT
, 1, 0),
302 SOC_SINGLE("RIN12 Mute Switch", WM8400_RIGHT_LINE_INPUT_1_2_VOLUME
,
303 WM8400_RI12MUTE_SHIFT
, 1, 0),
305 WM8400_OUTPGA_SINGLE_R_TLV("RIN34 Volume",
306 WM8400_RIGHT_LINE_INPUT_3_4_VOLUME
,
307 WM8400_RIN34VOL_SHIFT
,
308 WM8400_RIN34VOL_MASK
,
312 SOC_SINGLE("RIN34 ZC Switch", WM8400_RIGHT_LINE_INPUT_3_4_VOLUME
,
313 WM8400_RI34ZC_SHIFT
, 1, 0),
315 SOC_SINGLE("RIN34 Mute Switch", WM8400_RIGHT_LINE_INPUT_3_4_VOLUME
,
316 WM8400_RI34MUTE_SHIFT
, 1, 0),
324 static int outmixer_event (struct snd_soc_dapm_widget
*w
,
325 struct snd_kcontrol
* kcontrol
, int event
)
327 struct snd_soc_codec
*codec
= snd_soc_dapm_to_codec(w
->dapm
);
328 struct soc_mixer_control
*mc
=
329 (struct soc_mixer_control
*)kcontrol
->private_value
;
330 u32 reg_shift
= mc
->shift
;
335 case WM8400_SPEAKER_MIXER
| (WM8400_LDSPK
<< 8) :
336 reg
= snd_soc_read(codec
, WM8400_OUTPUT_MIXER1
);
337 if (reg
& WM8400_LDLO
) {
339 "Cannot set as Output Mixer 1 LDLO Set\n");
343 case WM8400_SPEAKER_MIXER
| (WM8400_RDSPK
<< 8):
344 reg
= snd_soc_read(codec
, WM8400_OUTPUT_MIXER2
);
345 if (reg
& WM8400_RDRO
) {
347 "Cannot set as Output Mixer 2 RDRO Set\n");
351 case WM8400_OUTPUT_MIXER1
| (WM8400_LDLO
<< 8):
352 reg
= snd_soc_read(codec
, WM8400_SPEAKER_MIXER
);
353 if (reg
& WM8400_LDSPK
) {
355 "Cannot set as Speaker Mixer LDSPK Set\n");
359 case WM8400_OUTPUT_MIXER2
| (WM8400_RDRO
<< 8):
360 reg
= snd_soc_read(codec
, WM8400_SPEAKER_MIXER
);
361 if (reg
& WM8400_RDSPK
) {
363 "Cannot set as Speaker Mixer RDSPK Set\n");
372 /* INMIX dB values */
373 static const DECLARE_TLV_DB_SCALE(in_mix_tlv
, -1200, 600, 0);
375 /* Left In PGA Connections */
376 static const struct snd_kcontrol_new wm8400_dapm_lin12_pga_controls
[] = {
377 SOC_DAPM_SINGLE("LIN1 Switch", WM8400_INPUT_MIXER2
, WM8400_LMN1_SHIFT
, 1, 0),
378 SOC_DAPM_SINGLE("LIN2 Switch", WM8400_INPUT_MIXER2
, WM8400_LMP2_SHIFT
, 1, 0),
381 static const struct snd_kcontrol_new wm8400_dapm_lin34_pga_controls
[] = {
382 SOC_DAPM_SINGLE("LIN3 Switch", WM8400_INPUT_MIXER2
, WM8400_LMN3_SHIFT
, 1, 0),
383 SOC_DAPM_SINGLE("LIN4 Switch", WM8400_INPUT_MIXER2
, WM8400_LMP4_SHIFT
, 1, 0),
386 /* Right In PGA Connections */
387 static const struct snd_kcontrol_new wm8400_dapm_rin12_pga_controls
[] = {
388 SOC_DAPM_SINGLE("RIN1 Switch", WM8400_INPUT_MIXER2
, WM8400_RMN1_SHIFT
, 1, 0),
389 SOC_DAPM_SINGLE("RIN2 Switch", WM8400_INPUT_MIXER2
, WM8400_RMP2_SHIFT
, 1, 0),
392 static const struct snd_kcontrol_new wm8400_dapm_rin34_pga_controls
[] = {
393 SOC_DAPM_SINGLE("RIN3 Switch", WM8400_INPUT_MIXER2
, WM8400_RMN3_SHIFT
, 1, 0),
394 SOC_DAPM_SINGLE("RIN4 Switch", WM8400_INPUT_MIXER2
, WM8400_RMP4_SHIFT
, 1, 0),
398 static const struct snd_kcontrol_new wm8400_dapm_inmixl_controls
[] = {
399 SOC_DAPM_SINGLE_TLV("Record Left Volume", WM8400_INPUT_MIXER3
,
400 WM8400_LDBVOL_SHIFT
, WM8400_LDBVOL_MASK
, 0, in_mix_tlv
),
401 SOC_DAPM_SINGLE_TLV("LIN2 Volume", WM8400_INPUT_MIXER5
, WM8400_LI2BVOL_SHIFT
,
403 SOC_DAPM_SINGLE("LINPGA12 Switch", WM8400_INPUT_MIXER3
, WM8400_L12MNB_SHIFT
,
405 SOC_DAPM_SINGLE("LINPGA34 Switch", WM8400_INPUT_MIXER3
, WM8400_L34MNB_SHIFT
,
410 static const struct snd_kcontrol_new wm8400_dapm_inmixr_controls
[] = {
411 SOC_DAPM_SINGLE_TLV("Record Right Volume", WM8400_INPUT_MIXER4
,
412 WM8400_RDBVOL_SHIFT
, WM8400_RDBVOL_MASK
, 0, in_mix_tlv
),
413 SOC_DAPM_SINGLE_TLV("RIN2 Volume", WM8400_INPUT_MIXER6
, WM8400_RI2BVOL_SHIFT
,
415 SOC_DAPM_SINGLE("RINPGA12 Switch", WM8400_INPUT_MIXER3
, WM8400_L12MNB_SHIFT
,
417 SOC_DAPM_SINGLE("RINPGA34 Switch", WM8400_INPUT_MIXER3
, WM8400_L34MNB_SHIFT
,
422 static const char *wm8400_ainlmux
[] =
423 {"INMIXL Mix", "RXVOICE Mix", "DIFFINL Mix"};
425 static SOC_ENUM_SINGLE_DECL(wm8400_ainlmux_enum
,
427 WM8400_AINLMODE_SHIFT
,
430 static const struct snd_kcontrol_new wm8400_dapm_ainlmux_controls
=
431 SOC_DAPM_ENUM("Route", wm8400_ainlmux_enum
);
436 static const char *wm8400_ainrmux
[] =
437 {"INMIXR Mix", "RXVOICE Mix", "DIFFINR Mix"};
439 static SOC_ENUM_SINGLE_DECL(wm8400_ainrmux_enum
,
441 WM8400_AINRMODE_SHIFT
,
444 static const struct snd_kcontrol_new wm8400_dapm_ainrmux_controls
=
445 SOC_DAPM_ENUM("Route", wm8400_ainrmux_enum
);
448 static const struct snd_kcontrol_new wm8400_dapm_rxvoice_controls
[] = {
449 SOC_DAPM_SINGLE_TLV("LIN4/RXN", WM8400_INPUT_MIXER5
, WM8400_LR4BVOL_SHIFT
,
450 WM8400_LR4BVOL_MASK
, 0, in_mix_tlv
),
451 SOC_DAPM_SINGLE_TLV("RIN4/RXP", WM8400_INPUT_MIXER6
, WM8400_RL4BVOL_SHIFT
,
452 WM8400_RL4BVOL_MASK
, 0, in_mix_tlv
),
456 static const struct snd_kcontrol_new wm8400_dapm_lomix_controls
[] = {
457 SOC_DAPM_SINGLE("LOMIX Right ADC Bypass Switch", WM8400_OUTPUT_MIXER1
,
458 WM8400_LRBLO_SHIFT
, 1, 0),
459 SOC_DAPM_SINGLE("LOMIX Left ADC Bypass Switch", WM8400_OUTPUT_MIXER1
,
460 WM8400_LLBLO_SHIFT
, 1, 0),
461 SOC_DAPM_SINGLE("LOMIX RIN3 Bypass Switch", WM8400_OUTPUT_MIXER1
,
462 WM8400_LRI3LO_SHIFT
, 1, 0),
463 SOC_DAPM_SINGLE("LOMIX LIN3 Bypass Switch", WM8400_OUTPUT_MIXER1
,
464 WM8400_LLI3LO_SHIFT
, 1, 0),
465 SOC_DAPM_SINGLE("LOMIX RIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER1
,
466 WM8400_LR12LO_SHIFT
, 1, 0),
467 SOC_DAPM_SINGLE("LOMIX LIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER1
,
468 WM8400_LL12LO_SHIFT
, 1, 0),
469 SOC_DAPM_SINGLE("LOMIX Left DAC Switch", WM8400_OUTPUT_MIXER1
,
470 WM8400_LDLO_SHIFT
, 1, 0),
474 static const struct snd_kcontrol_new wm8400_dapm_romix_controls
[] = {
475 SOC_DAPM_SINGLE("ROMIX Left ADC Bypass Switch", WM8400_OUTPUT_MIXER2
,
476 WM8400_RLBRO_SHIFT
, 1, 0),
477 SOC_DAPM_SINGLE("ROMIX Right ADC Bypass Switch", WM8400_OUTPUT_MIXER2
,
478 WM8400_RRBRO_SHIFT
, 1, 0),
479 SOC_DAPM_SINGLE("ROMIX LIN3 Bypass Switch", WM8400_OUTPUT_MIXER2
,
480 WM8400_RLI3RO_SHIFT
, 1, 0),
481 SOC_DAPM_SINGLE("ROMIX RIN3 Bypass Switch", WM8400_OUTPUT_MIXER2
,
482 WM8400_RRI3RO_SHIFT
, 1, 0),
483 SOC_DAPM_SINGLE("ROMIX LIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER2
,
484 WM8400_RL12RO_SHIFT
, 1, 0),
485 SOC_DAPM_SINGLE("ROMIX RIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER2
,
486 WM8400_RR12RO_SHIFT
, 1, 0),
487 SOC_DAPM_SINGLE("ROMIX Right DAC Switch", WM8400_OUTPUT_MIXER2
,
488 WM8400_RDRO_SHIFT
, 1, 0),
492 static const struct snd_kcontrol_new wm8400_dapm_lonmix_controls
[] = {
493 SOC_DAPM_SINGLE("LONMIX Left Mixer PGA Switch", WM8400_LINE_MIXER1
,
494 WM8400_LLOPGALON_SHIFT
, 1, 0),
495 SOC_DAPM_SINGLE("LONMIX Right Mixer PGA Switch", WM8400_LINE_MIXER1
,
496 WM8400_LROPGALON_SHIFT
, 1, 0),
497 SOC_DAPM_SINGLE("LONMIX Inverted LOP Switch", WM8400_LINE_MIXER1
,
498 WM8400_LOPLON_SHIFT
, 1, 0),
502 static const struct snd_kcontrol_new wm8400_dapm_lopmix_controls
[] = {
503 SOC_DAPM_SINGLE("LOPMIX Right Mic Bypass Switch", WM8400_LINE_MIXER1
,
504 WM8400_LR12LOP_SHIFT
, 1, 0),
505 SOC_DAPM_SINGLE("LOPMIX Left Mic Bypass Switch", WM8400_LINE_MIXER1
,
506 WM8400_LL12LOP_SHIFT
, 1, 0),
507 SOC_DAPM_SINGLE("LOPMIX Left Mixer PGA Switch", WM8400_LINE_MIXER1
,
508 WM8400_LLOPGALOP_SHIFT
, 1, 0),
512 static const struct snd_kcontrol_new wm8400_dapm_ronmix_controls
[] = {
513 SOC_DAPM_SINGLE("RONMIX Right Mixer PGA Switch", WM8400_LINE_MIXER2
,
514 WM8400_RROPGARON_SHIFT
, 1, 0),
515 SOC_DAPM_SINGLE("RONMIX Left Mixer PGA Switch", WM8400_LINE_MIXER2
,
516 WM8400_RLOPGARON_SHIFT
, 1, 0),
517 SOC_DAPM_SINGLE("RONMIX Inverted ROP Switch", WM8400_LINE_MIXER2
,
518 WM8400_ROPRON_SHIFT
, 1, 0),
522 static const struct snd_kcontrol_new wm8400_dapm_ropmix_controls
[] = {
523 SOC_DAPM_SINGLE("ROPMIX Left Mic Bypass Switch", WM8400_LINE_MIXER2
,
524 WM8400_RL12ROP_SHIFT
, 1, 0),
525 SOC_DAPM_SINGLE("ROPMIX Right Mic Bypass Switch", WM8400_LINE_MIXER2
,
526 WM8400_RR12ROP_SHIFT
, 1, 0),
527 SOC_DAPM_SINGLE("ROPMIX Right Mixer PGA Switch", WM8400_LINE_MIXER2
,
528 WM8400_RROPGAROP_SHIFT
, 1, 0),
532 static const struct snd_kcontrol_new wm8400_dapm_out3mix_controls
[] = {
533 SOC_DAPM_SINGLE("OUT3MIX LIN4/RXP Bypass Switch", WM8400_OUT3_4_MIXER
,
534 WM8400_LI4O3_SHIFT
, 1, 0),
535 SOC_DAPM_SINGLE("OUT3MIX Left Out PGA Switch", WM8400_OUT3_4_MIXER
,
536 WM8400_LPGAO3_SHIFT
, 1, 0),
540 static const struct snd_kcontrol_new wm8400_dapm_out4mix_controls
[] = {
541 SOC_DAPM_SINGLE("OUT4MIX Right Out PGA Switch", WM8400_OUT3_4_MIXER
,
542 WM8400_RPGAO4_SHIFT
, 1, 0),
543 SOC_DAPM_SINGLE("OUT4MIX RIN4/RXP Bypass Switch", WM8400_OUT3_4_MIXER
,
544 WM8400_RI4O4_SHIFT
, 1, 0),
548 static const struct snd_kcontrol_new wm8400_dapm_spkmix_controls
[] = {
549 SOC_DAPM_SINGLE("SPKMIX LIN2 Bypass Switch", WM8400_SPEAKER_MIXER
,
550 WM8400_LI2SPK_SHIFT
, 1, 0),
551 SOC_DAPM_SINGLE("SPKMIX LADC Bypass Switch", WM8400_SPEAKER_MIXER
,
552 WM8400_LB2SPK_SHIFT
, 1, 0),
553 SOC_DAPM_SINGLE("SPKMIX Left Mixer PGA Switch", WM8400_SPEAKER_MIXER
,
554 WM8400_LOPGASPK_SHIFT
, 1, 0),
555 SOC_DAPM_SINGLE("SPKMIX Left DAC Switch", WM8400_SPEAKER_MIXER
,
556 WM8400_LDSPK_SHIFT
, 1, 0),
557 SOC_DAPM_SINGLE("SPKMIX Right DAC Switch", WM8400_SPEAKER_MIXER
,
558 WM8400_RDSPK_SHIFT
, 1, 0),
559 SOC_DAPM_SINGLE("SPKMIX Right Mixer PGA Switch", WM8400_SPEAKER_MIXER
,
560 WM8400_ROPGASPK_SHIFT
, 1, 0),
561 SOC_DAPM_SINGLE("SPKMIX RADC Bypass Switch", WM8400_SPEAKER_MIXER
,
562 WM8400_RL12ROP_SHIFT
, 1, 0),
563 SOC_DAPM_SINGLE("SPKMIX RIN2 Bypass Switch", WM8400_SPEAKER_MIXER
,
564 WM8400_RI2SPK_SHIFT
, 1, 0),
567 static const struct snd_soc_dapm_widget wm8400_dapm_widgets
[] = {
570 SND_SOC_DAPM_INPUT("LIN1"),
571 SND_SOC_DAPM_INPUT("LIN2"),
572 SND_SOC_DAPM_INPUT("LIN3"),
573 SND_SOC_DAPM_INPUT("LIN4/RXN"),
574 SND_SOC_DAPM_INPUT("RIN3"),
575 SND_SOC_DAPM_INPUT("RIN4/RXP"),
576 SND_SOC_DAPM_INPUT("RIN1"),
577 SND_SOC_DAPM_INPUT("RIN2"),
578 SND_SOC_DAPM_INPUT("Internal ADC Source"),
581 SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8400_POWER_MANAGEMENT_2
,
582 WM8400_ADCL_ENA_SHIFT
, 0),
583 SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8400_POWER_MANAGEMENT_2
,
584 WM8400_ADCR_ENA_SHIFT
, 0),
587 SND_SOC_DAPM_MIXER("LIN12 PGA", WM8400_POWER_MANAGEMENT_2
,
588 WM8400_LIN12_ENA_SHIFT
,
589 0, &wm8400_dapm_lin12_pga_controls
[0],
590 ARRAY_SIZE(wm8400_dapm_lin12_pga_controls
)),
591 SND_SOC_DAPM_MIXER("LIN34 PGA", WM8400_POWER_MANAGEMENT_2
,
592 WM8400_LIN34_ENA_SHIFT
,
593 0, &wm8400_dapm_lin34_pga_controls
[0],
594 ARRAY_SIZE(wm8400_dapm_lin34_pga_controls
)),
595 SND_SOC_DAPM_MIXER("RIN12 PGA", WM8400_POWER_MANAGEMENT_2
,
596 WM8400_RIN12_ENA_SHIFT
,
597 0, &wm8400_dapm_rin12_pga_controls
[0],
598 ARRAY_SIZE(wm8400_dapm_rin12_pga_controls
)),
599 SND_SOC_DAPM_MIXER("RIN34 PGA", WM8400_POWER_MANAGEMENT_2
,
600 WM8400_RIN34_ENA_SHIFT
,
601 0, &wm8400_dapm_rin34_pga_controls
[0],
602 ARRAY_SIZE(wm8400_dapm_rin34_pga_controls
)),
604 SND_SOC_DAPM_SUPPLY("INL", WM8400_POWER_MANAGEMENT_2
, WM8400_AINL_ENA_SHIFT
,
606 SND_SOC_DAPM_SUPPLY("INR", WM8400_POWER_MANAGEMENT_2
, WM8400_AINR_ENA_SHIFT
,
610 SND_SOC_DAPM_MIXER("INMIXL", SND_SOC_NOPM
, 0, 0,
611 &wm8400_dapm_inmixl_controls
[0],
612 ARRAY_SIZE(wm8400_dapm_inmixl_controls
)),
615 SND_SOC_DAPM_MUX("AILNMUX", SND_SOC_NOPM
, 0, 0, &wm8400_dapm_ainlmux_controls
),
618 SND_SOC_DAPM_MIXER("INMIXR", SND_SOC_NOPM
, 0, 0,
619 &wm8400_dapm_inmixr_controls
[0],
620 ARRAY_SIZE(wm8400_dapm_inmixr_controls
)),
623 SND_SOC_DAPM_MUX("AIRNMUX", SND_SOC_NOPM
, 0, 0, &wm8400_dapm_ainrmux_controls
),
627 SND_SOC_DAPM_DAC("Left DAC", "Left Playback", WM8400_POWER_MANAGEMENT_3
,
628 WM8400_DACL_ENA_SHIFT
, 0),
629 SND_SOC_DAPM_DAC("Right DAC", "Right Playback", WM8400_POWER_MANAGEMENT_3
,
630 WM8400_DACR_ENA_SHIFT
, 0),
633 SND_SOC_DAPM_MIXER_E("LOMIX", WM8400_POWER_MANAGEMENT_3
,
634 WM8400_LOMIX_ENA_SHIFT
,
635 0, &wm8400_dapm_lomix_controls
[0],
636 ARRAY_SIZE(wm8400_dapm_lomix_controls
),
637 outmixer_event
, SND_SOC_DAPM_PRE_REG
),
640 SND_SOC_DAPM_MIXER("LONMIX", WM8400_POWER_MANAGEMENT_3
, WM8400_LON_ENA_SHIFT
,
641 0, &wm8400_dapm_lonmix_controls
[0],
642 ARRAY_SIZE(wm8400_dapm_lonmix_controls
)),
645 SND_SOC_DAPM_MIXER("LOPMIX", WM8400_POWER_MANAGEMENT_3
, WM8400_LOP_ENA_SHIFT
,
646 0, &wm8400_dapm_lopmix_controls
[0],
647 ARRAY_SIZE(wm8400_dapm_lopmix_controls
)),
650 SND_SOC_DAPM_MIXER("OUT3MIX", WM8400_POWER_MANAGEMENT_1
, WM8400_OUT3_ENA_SHIFT
,
651 0, &wm8400_dapm_out3mix_controls
[0],
652 ARRAY_SIZE(wm8400_dapm_out3mix_controls
)),
655 SND_SOC_DAPM_MIXER_E("SPKMIX", WM8400_POWER_MANAGEMENT_1
, WM8400_SPK_ENA_SHIFT
,
656 0, &wm8400_dapm_spkmix_controls
[0],
657 ARRAY_SIZE(wm8400_dapm_spkmix_controls
), outmixer_event
,
658 SND_SOC_DAPM_PRE_REG
),
661 SND_SOC_DAPM_MIXER("OUT4MIX", WM8400_POWER_MANAGEMENT_1
, WM8400_OUT4_ENA_SHIFT
,
662 0, &wm8400_dapm_out4mix_controls
[0],
663 ARRAY_SIZE(wm8400_dapm_out4mix_controls
)),
666 SND_SOC_DAPM_MIXER("ROPMIX", WM8400_POWER_MANAGEMENT_3
, WM8400_ROP_ENA_SHIFT
,
667 0, &wm8400_dapm_ropmix_controls
[0],
668 ARRAY_SIZE(wm8400_dapm_ropmix_controls
)),
671 SND_SOC_DAPM_MIXER("RONMIX", WM8400_POWER_MANAGEMENT_3
, WM8400_RON_ENA_SHIFT
,
672 0, &wm8400_dapm_ronmix_controls
[0],
673 ARRAY_SIZE(wm8400_dapm_ronmix_controls
)),
676 SND_SOC_DAPM_MIXER_E("ROMIX", WM8400_POWER_MANAGEMENT_3
,
677 WM8400_ROMIX_ENA_SHIFT
,
678 0, &wm8400_dapm_romix_controls
[0],
679 ARRAY_SIZE(wm8400_dapm_romix_controls
),
680 outmixer_event
, SND_SOC_DAPM_PRE_REG
),
683 SND_SOC_DAPM_PGA("LOUT PGA", WM8400_POWER_MANAGEMENT_1
, WM8400_LOUT_ENA_SHIFT
,
687 SND_SOC_DAPM_PGA("ROUT PGA", WM8400_POWER_MANAGEMENT_1
, WM8400_ROUT_ENA_SHIFT
,
691 SND_SOC_DAPM_PGA("LOPGA", WM8400_POWER_MANAGEMENT_3
, WM8400_LOPGA_ENA_SHIFT
, 0,
695 SND_SOC_DAPM_PGA("ROPGA", WM8400_POWER_MANAGEMENT_3
, WM8400_ROPGA_ENA_SHIFT
, 0,
699 SND_SOC_DAPM_SUPPLY("MICBIAS", WM8400_POWER_MANAGEMENT_1
,
700 WM8400_MIC1BIAS_ENA_SHIFT
, 0, NULL
, 0),
702 SND_SOC_DAPM_OUTPUT("LON"),
703 SND_SOC_DAPM_OUTPUT("LOP"),
704 SND_SOC_DAPM_OUTPUT("OUT3"),
705 SND_SOC_DAPM_OUTPUT("LOUT"),
706 SND_SOC_DAPM_OUTPUT("SPKN"),
707 SND_SOC_DAPM_OUTPUT("SPKP"),
708 SND_SOC_DAPM_OUTPUT("ROUT"),
709 SND_SOC_DAPM_OUTPUT("OUT4"),
710 SND_SOC_DAPM_OUTPUT("ROP"),
711 SND_SOC_DAPM_OUTPUT("RON"),
713 SND_SOC_DAPM_OUTPUT("Internal DAC Sink"),
716 static const struct snd_soc_dapm_route wm8400_dapm_routes
[] = {
717 /* Make DACs turn on when playing even if not mixed into any outputs */
718 {"Internal DAC Sink", NULL
, "Left DAC"},
719 {"Internal DAC Sink", NULL
, "Right DAC"},
721 /* Make ADCs turn on when recording
722 * even if not mixed from any inputs */
723 {"Left ADC", NULL
, "Internal ADC Source"},
724 {"Right ADC", NULL
, "Internal ADC Source"},
728 {"LIN12 PGA", "LIN1 Switch", "LIN1"},
729 {"LIN12 PGA", "LIN2 Switch", "LIN2"},
731 {"LIN34 PGA", "LIN3 Switch", "LIN3"},
732 {"LIN34 PGA", "LIN4 Switch", "LIN4/RXN"},
734 {"INMIXL", NULL
, "INL"},
735 {"INMIXL", "Record Left Volume", "LOMIX"},
736 {"INMIXL", "LIN2 Volume", "LIN2"},
737 {"INMIXL", "LINPGA12 Switch", "LIN12 PGA"},
738 {"INMIXL", "LINPGA34 Switch", "LIN34 PGA"},
740 {"AILNMUX", NULL
, "INL"},
741 {"AILNMUX", "INMIXL Mix", "INMIXL"},
742 {"AILNMUX", "DIFFINL Mix", "LIN12 PGA"},
743 {"AILNMUX", "DIFFINL Mix", "LIN34 PGA"},
744 {"AILNMUX", "RXVOICE Mix", "LIN4/RXN"},
745 {"AILNMUX", "RXVOICE Mix", "RIN4/RXP"},
747 {"Left ADC", NULL
, "AILNMUX"},
750 {"RIN12 PGA", "RIN1 Switch", "RIN1"},
751 {"RIN12 PGA", "RIN2 Switch", "RIN2"},
753 {"RIN34 PGA", "RIN3 Switch", "RIN3"},
754 {"RIN34 PGA", "RIN4 Switch", "RIN4/RXP"},
756 {"INMIXR", NULL
, "INR"},
757 {"INMIXR", "Record Right Volume", "ROMIX"},
758 {"INMIXR", "RIN2 Volume", "RIN2"},
759 {"INMIXR", "RINPGA12 Switch", "RIN12 PGA"},
760 {"INMIXR", "RINPGA34 Switch", "RIN34 PGA"},
762 {"AIRNMUX", NULL
, "INR"},
763 {"AIRNMUX", "INMIXR Mix", "INMIXR"},
764 {"AIRNMUX", "DIFFINR Mix", "RIN12 PGA"},
765 {"AIRNMUX", "DIFFINR Mix", "RIN34 PGA"},
766 {"AIRNMUX", "RXVOICE Mix", "LIN4/RXN"},
767 {"AIRNMUX", "RXVOICE Mix", "RIN4/RXP"},
769 {"Right ADC", NULL
, "AIRNMUX"},
772 {"LOMIX", "LOMIX RIN3 Bypass Switch", "RIN3"},
773 {"LOMIX", "LOMIX LIN3 Bypass Switch", "LIN3"},
774 {"LOMIX", "LOMIX LIN12 PGA Bypass Switch", "LIN12 PGA"},
775 {"LOMIX", "LOMIX RIN12 PGA Bypass Switch", "RIN12 PGA"},
776 {"LOMIX", "LOMIX Right ADC Bypass Switch", "AIRNMUX"},
777 {"LOMIX", "LOMIX Left ADC Bypass Switch", "AILNMUX"},
778 {"LOMIX", "LOMIX Left DAC Switch", "Left DAC"},
781 {"ROMIX", "ROMIX RIN3 Bypass Switch", "RIN3"},
782 {"ROMIX", "ROMIX LIN3 Bypass Switch", "LIN3"},
783 {"ROMIX", "ROMIX LIN12 PGA Bypass Switch", "LIN12 PGA"},
784 {"ROMIX", "ROMIX RIN12 PGA Bypass Switch", "RIN12 PGA"},
785 {"ROMIX", "ROMIX Right ADC Bypass Switch", "AIRNMUX"},
786 {"ROMIX", "ROMIX Left ADC Bypass Switch", "AILNMUX"},
787 {"ROMIX", "ROMIX Right DAC Switch", "Right DAC"},
790 {"SPKMIX", "SPKMIX LIN2 Bypass Switch", "LIN2"},
791 {"SPKMIX", "SPKMIX RIN2 Bypass Switch", "RIN2"},
792 {"SPKMIX", "SPKMIX LADC Bypass Switch", "AILNMUX"},
793 {"SPKMIX", "SPKMIX RADC Bypass Switch", "AIRNMUX"},
794 {"SPKMIX", "SPKMIX Left Mixer PGA Switch", "LOPGA"},
795 {"SPKMIX", "SPKMIX Right Mixer PGA Switch", "ROPGA"},
796 {"SPKMIX", "SPKMIX Right DAC Switch", "Right DAC"},
797 {"SPKMIX", "SPKMIX Left DAC Switch", "Right DAC"},
800 {"LONMIX", "LONMIX Left Mixer PGA Switch", "LOPGA"},
801 {"LONMIX", "LONMIX Right Mixer PGA Switch", "ROPGA"},
802 {"LONMIX", "LONMIX Inverted LOP Switch", "LOPMIX"},
805 {"LOPMIX", "LOPMIX Right Mic Bypass Switch", "RIN12 PGA"},
806 {"LOPMIX", "LOPMIX Left Mic Bypass Switch", "LIN12 PGA"},
807 {"LOPMIX", "LOPMIX Left Mixer PGA Switch", "LOPGA"},
810 {"OUT3MIX", "OUT3MIX LIN4/RXP Bypass Switch", "LIN4/RXN"},
811 {"OUT3MIX", "OUT3MIX Left Out PGA Switch", "LOPGA"},
814 {"OUT4MIX", "OUT4MIX Right Out PGA Switch", "ROPGA"},
815 {"OUT4MIX", "OUT4MIX RIN4/RXP Bypass Switch", "RIN4/RXP"},
818 {"RONMIX", "RONMIX Right Mixer PGA Switch", "ROPGA"},
819 {"RONMIX", "RONMIX Left Mixer PGA Switch", "LOPGA"},
820 {"RONMIX", "RONMIX Inverted ROP Switch", "ROPMIX"},
823 {"ROPMIX", "ROPMIX Left Mic Bypass Switch", "LIN12 PGA"},
824 {"ROPMIX", "ROPMIX Right Mic Bypass Switch", "RIN12 PGA"},
825 {"ROPMIX", "ROPMIX Right Mixer PGA Switch", "ROPGA"},
828 {"LOPGA", NULL
, "LOMIX"},
829 {"ROPGA", NULL
, "ROMIX"},
831 {"LOUT PGA", NULL
, "LOMIX"},
832 {"ROUT PGA", NULL
, "ROMIX"},
835 {"LON", NULL
, "LONMIX"},
836 {"LOP", NULL
, "LOPMIX"},
837 {"OUT3", NULL
, "OUT3MIX"},
838 {"LOUT", NULL
, "LOUT PGA"},
839 {"SPKN", NULL
, "SPKMIX"},
840 {"ROUT", NULL
, "ROUT PGA"},
841 {"OUT4", NULL
, "OUT4MIX"},
842 {"ROP", NULL
, "ROPMIX"},
843 {"RON", NULL
, "RONMIX"},
847 * Clock after FLL and dividers
849 static int wm8400_set_dai_sysclk(struct snd_soc_dai
*codec_dai
,
850 int clk_id
, unsigned int freq
, int dir
)
852 struct snd_soc_codec
*codec
= codec_dai
->codec
;
853 struct wm8400_priv
*wm8400
= snd_soc_codec_get_drvdata(codec
);
855 wm8400
->sysclk
= freq
;
867 #define FIXED_FLL_SIZE ((1 << 16) * 10)
869 static int fll_factors(struct wm8400_priv
*wm8400
, struct fll_factors
*factors
,
870 unsigned int Fref
, unsigned int Fout
)
873 unsigned int K
, Nmod
, target
;
876 while (Fout
* factors
->outdiv
< 90000000 ||
877 Fout
* factors
->outdiv
> 100000000) {
878 factors
->outdiv
*= 2;
879 if (factors
->outdiv
> 32) {
880 dev_err(wm8400
->wm8400
->dev
,
881 "Unsupported FLL output frequency %uHz\n",
886 target
= Fout
* factors
->outdiv
;
887 factors
->outdiv
= factors
->outdiv
>> 2;
890 factors
->freq_ref
= 1;
892 factors
->freq_ref
= 0;
899 /* Ensure we have a fractional part */
906 if (factors
->fratio
< 1 || factors
->fratio
> 8) {
907 dev_err(wm8400
->wm8400
->dev
,
908 "Unable to calculate FRATIO\n");
912 factors
->n
= target
/ (Fref
* factors
->fratio
);
913 Nmod
= target
% (Fref
* factors
->fratio
);
916 /* Calculate fractional part - scale up so we can round. */
917 Kpart
= FIXED_FLL_SIZE
* (long long)Nmod
;
919 do_div(Kpart
, (Fref
* factors
->fratio
));
921 K
= Kpart
& 0xFFFFFFFF;
926 /* Move down to proper range now rounding is done */
929 dev_dbg(wm8400
->wm8400
->dev
,
930 "FLL: Fref=%u Fout=%u N=%x K=%x, FRATIO=%x OUTDIV=%x\n",
932 factors
->n
, factors
->k
, factors
->fratio
, factors
->outdiv
);
937 static int wm8400_set_dai_pll(struct snd_soc_dai
*codec_dai
, int pll_id
,
938 int source
, unsigned int freq_in
,
939 unsigned int freq_out
)
941 struct snd_soc_codec
*codec
= codec_dai
->codec
;
942 struct wm8400_priv
*wm8400
= snd_soc_codec_get_drvdata(codec
);
943 struct fll_factors factors
;
947 if (freq_in
== wm8400
->fll_in
&& freq_out
== wm8400
->fll_out
)
951 ret
= fll_factors(wm8400
, &factors
, freq_in
, freq_out
);
955 /* Bodge GCC 4.4.0 uninitialised variable warning - it
956 * doesn't seem capable of working out that we exit if
957 * freq_out is 0 before any of the uses. */
958 memset(&factors
, 0, sizeof(factors
));
961 wm8400
->fll_out
= freq_out
;
962 wm8400
->fll_in
= freq_in
;
964 /* We *must* disable the FLL before any changes */
965 reg
= snd_soc_read(codec
, WM8400_POWER_MANAGEMENT_2
);
966 reg
&= ~WM8400_FLL_ENA
;
967 snd_soc_write(codec
, WM8400_POWER_MANAGEMENT_2
, reg
);
969 reg
= snd_soc_read(codec
, WM8400_FLL_CONTROL_1
);
970 reg
&= ~WM8400_FLL_OSC_ENA
;
971 snd_soc_write(codec
, WM8400_FLL_CONTROL_1
, reg
);
976 reg
&= ~(WM8400_FLL_REF_FREQ
| WM8400_FLL_FRATIO_MASK
);
977 reg
|= WM8400_FLL_FRAC
| factors
.fratio
;
978 reg
|= factors
.freq_ref
<< WM8400_FLL_REF_FREQ_SHIFT
;
979 snd_soc_write(codec
, WM8400_FLL_CONTROL_1
, reg
);
981 snd_soc_write(codec
, WM8400_FLL_CONTROL_2
, factors
.k
);
982 snd_soc_write(codec
, WM8400_FLL_CONTROL_3
, factors
.n
);
984 reg
= snd_soc_read(codec
, WM8400_FLL_CONTROL_4
);
985 reg
&= ~WM8400_FLL_OUTDIV_MASK
;
986 reg
|= factors
.outdiv
;
987 snd_soc_write(codec
, WM8400_FLL_CONTROL_4
, reg
);
993 * Sets ADC and Voice DAC format.
995 static int wm8400_set_dai_fmt(struct snd_soc_dai
*codec_dai
,
998 struct snd_soc_codec
*codec
= codec_dai
->codec
;
1001 audio1
= snd_soc_read(codec
, WM8400_AUDIO_INTERFACE_1
);
1002 audio3
= snd_soc_read(codec
, WM8400_AUDIO_INTERFACE_3
);
1004 /* set master/slave audio interface */
1005 switch (fmt
& SND_SOC_DAIFMT_MASTER_MASK
) {
1006 case SND_SOC_DAIFMT_CBS_CFS
:
1007 audio3
&= ~WM8400_AIF_MSTR1
;
1009 case SND_SOC_DAIFMT_CBM_CFM
:
1010 audio3
|= WM8400_AIF_MSTR1
;
1016 audio1
&= ~WM8400_AIF_FMT_MASK
;
1018 /* interface format */
1019 switch (fmt
& SND_SOC_DAIFMT_FORMAT_MASK
) {
1020 case SND_SOC_DAIFMT_I2S
:
1021 audio1
|= WM8400_AIF_FMT_I2S
;
1022 audio1
&= ~WM8400_AIF_LRCLK_INV
;
1024 case SND_SOC_DAIFMT_RIGHT_J
:
1025 audio1
|= WM8400_AIF_FMT_RIGHTJ
;
1026 audio1
&= ~WM8400_AIF_LRCLK_INV
;
1028 case SND_SOC_DAIFMT_LEFT_J
:
1029 audio1
|= WM8400_AIF_FMT_LEFTJ
;
1030 audio1
&= ~WM8400_AIF_LRCLK_INV
;
1032 case SND_SOC_DAIFMT_DSP_A
:
1033 audio1
|= WM8400_AIF_FMT_DSP
;
1034 audio1
&= ~WM8400_AIF_LRCLK_INV
;
1036 case SND_SOC_DAIFMT_DSP_B
:
1037 audio1
|= WM8400_AIF_FMT_DSP
| WM8400_AIF_LRCLK_INV
;
1043 snd_soc_write(codec
, WM8400_AUDIO_INTERFACE_1
, audio1
);
1044 snd_soc_write(codec
, WM8400_AUDIO_INTERFACE_3
, audio3
);
1048 static int wm8400_set_dai_clkdiv(struct snd_soc_dai
*codec_dai
,
1049 int div_id
, int div
)
1051 struct snd_soc_codec
*codec
= codec_dai
->codec
;
1055 case WM8400_MCLK_DIV
:
1056 reg
= snd_soc_read(codec
, WM8400_CLOCKING_2
) &
1057 ~WM8400_MCLK_DIV_MASK
;
1058 snd_soc_write(codec
, WM8400_CLOCKING_2
, reg
| div
);
1060 case WM8400_DACCLK_DIV
:
1061 reg
= snd_soc_read(codec
, WM8400_CLOCKING_2
) &
1062 ~WM8400_DAC_CLKDIV_MASK
;
1063 snd_soc_write(codec
, WM8400_CLOCKING_2
, reg
| div
);
1065 case WM8400_ADCCLK_DIV
:
1066 reg
= snd_soc_read(codec
, WM8400_CLOCKING_2
) &
1067 ~WM8400_ADC_CLKDIV_MASK
;
1068 snd_soc_write(codec
, WM8400_CLOCKING_2
, reg
| div
);
1070 case WM8400_BCLK_DIV
:
1071 reg
= snd_soc_read(codec
, WM8400_CLOCKING_1
) &
1072 ~WM8400_BCLK_DIV_MASK
;
1073 snd_soc_write(codec
, WM8400_CLOCKING_1
, reg
| div
);
1083 * Set PCM DAI bit size and sample rate.
1085 static int wm8400_hw_params(struct snd_pcm_substream
*substream
,
1086 struct snd_pcm_hw_params
*params
,
1087 struct snd_soc_dai
*dai
)
1089 struct snd_soc_codec
*codec
= dai
->codec
;
1090 u16 audio1
= snd_soc_read(codec
, WM8400_AUDIO_INTERFACE_1
);
1092 audio1
&= ~WM8400_AIF_WL_MASK
;
1094 switch (params_width(params
)) {
1098 audio1
|= WM8400_AIF_WL_20BITS
;
1101 audio1
|= WM8400_AIF_WL_24BITS
;
1104 audio1
|= WM8400_AIF_WL_32BITS
;
1108 snd_soc_write(codec
, WM8400_AUDIO_INTERFACE_1
, audio1
);
1112 static int wm8400_mute(struct snd_soc_dai
*dai
, int mute
)
1114 struct snd_soc_codec
*codec
= dai
->codec
;
1115 u16 val
= snd_soc_read(codec
, WM8400_DAC_CTRL
) & ~WM8400_DAC_MUTE
;
1118 snd_soc_write(codec
, WM8400_DAC_CTRL
, val
| WM8400_DAC_MUTE
);
1120 snd_soc_write(codec
, WM8400_DAC_CTRL
, val
);
1125 /* TODO: set bias for best performance at standby */
1126 static int wm8400_set_bias_level(struct snd_soc_codec
*codec
,
1127 enum snd_soc_bias_level level
)
1129 struct wm8400_priv
*wm8400
= snd_soc_codec_get_drvdata(codec
);
1134 case SND_SOC_BIAS_ON
:
1137 case SND_SOC_BIAS_PREPARE
:
1139 val
= snd_soc_read(codec
, WM8400_POWER_MANAGEMENT_1
) &
1140 ~WM8400_VMID_MODE_MASK
;
1141 snd_soc_write(codec
, WM8400_POWER_MANAGEMENT_1
, val
| 0x2);
1144 case SND_SOC_BIAS_STANDBY
:
1145 if (snd_soc_codec_get_bias_level(codec
) == SND_SOC_BIAS_OFF
) {
1146 ret
= regulator_bulk_enable(ARRAY_SIZE(power
),
1149 dev_err(wm8400
->wm8400
->dev
,
1150 "Failed to enable regulators: %d\n",
1155 snd_soc_write(codec
, WM8400_POWER_MANAGEMENT_1
,
1156 WM8400_CODEC_ENA
| WM8400_SYSCLK_ENA
);
1158 /* Enable POBCTRL, SOFT_ST, VMIDTOG and BUFDCOPEN */
1159 snd_soc_write(codec
, WM8400_ANTIPOP2
, WM8400_SOFTST
|
1160 WM8400_BUFDCOPEN
| WM8400_POBCTRL
);
1164 /* Enable VREF & VMID at 2x50k */
1165 val
= snd_soc_read(codec
, WM8400_POWER_MANAGEMENT_1
);
1166 val
|= 0x2 | WM8400_VREF_ENA
;
1167 snd_soc_write(codec
, WM8400_POWER_MANAGEMENT_1
, val
);
1169 /* Enable BUFIOEN */
1170 snd_soc_write(codec
, WM8400_ANTIPOP2
, WM8400_SOFTST
|
1171 WM8400_BUFDCOPEN
| WM8400_POBCTRL
|
1174 /* disable POBCTRL, SOFT_ST and BUFDCOPEN */
1175 snd_soc_write(codec
, WM8400_ANTIPOP2
, WM8400_BUFIOEN
);
1179 val
= snd_soc_read(codec
, WM8400_POWER_MANAGEMENT_1
) &
1180 ~WM8400_VMID_MODE_MASK
;
1181 snd_soc_write(codec
, WM8400_POWER_MANAGEMENT_1
, val
| 0x4);
1184 case SND_SOC_BIAS_OFF
:
1185 /* Enable POBCTRL and SOFT_ST */
1186 snd_soc_write(codec
, WM8400_ANTIPOP2
, WM8400_SOFTST
|
1187 WM8400_POBCTRL
| WM8400_BUFIOEN
);
1189 /* Enable POBCTRL, SOFT_ST and BUFDCOPEN */
1190 snd_soc_write(codec
, WM8400_ANTIPOP2
, WM8400_SOFTST
|
1191 WM8400_BUFDCOPEN
| WM8400_POBCTRL
|
1195 val
= snd_soc_read(codec
, WM8400_DAC_CTRL
);
1196 snd_soc_write(codec
, WM8400_DAC_CTRL
, val
| WM8400_DAC_MUTE
);
1198 /* Enable any disabled outputs */
1199 val
= snd_soc_read(codec
, WM8400_POWER_MANAGEMENT_1
);
1200 val
|= WM8400_SPK_ENA
| WM8400_OUT3_ENA
|
1201 WM8400_OUT4_ENA
| WM8400_LOUT_ENA
|
1203 snd_soc_write(codec
, WM8400_POWER_MANAGEMENT_1
, val
);
1206 val
&= ~WM8400_VMID_MODE_MASK
;
1207 snd_soc_write(codec
, WM8400_POWER_MANAGEMENT_1
, val
);
1211 /* Enable all output discharge bits */
1212 snd_soc_write(codec
, WM8400_ANTIPOP1
, WM8400_DIS_LLINE
|
1213 WM8400_DIS_RLINE
| WM8400_DIS_OUT3
|
1214 WM8400_DIS_OUT4
| WM8400_DIS_LOUT
|
1218 val
&= ~WM8400_VREF_ENA
;
1219 snd_soc_write(codec
, WM8400_POWER_MANAGEMENT_1
, val
);
1221 /* disable POBCTRL, SOFT_ST and BUFDCOPEN */
1222 snd_soc_write(codec
, WM8400_ANTIPOP2
, 0x0);
1224 ret
= regulator_bulk_disable(ARRAY_SIZE(power
),
1235 #define WM8400_RATES SNDRV_PCM_RATE_8000_96000
1237 #define WM8400_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1238 SNDRV_PCM_FMTBIT_S24_LE)
1240 static const struct snd_soc_dai_ops wm8400_dai_ops
= {
1241 .hw_params
= wm8400_hw_params
,
1242 .digital_mute
= wm8400_mute
,
1243 .set_fmt
= wm8400_set_dai_fmt
,
1244 .set_clkdiv
= wm8400_set_dai_clkdiv
,
1245 .set_sysclk
= wm8400_set_dai_sysclk
,
1246 .set_pll
= wm8400_set_dai_pll
,
1250 * The WM8400 supports 2 different and mutually exclusive DAI
1253 * 1. ADC/DAC on Primary Interface
1254 * 2. ADC on Primary Interface/DAC on secondary
1256 static struct snd_soc_dai_driver wm8400_dai
= {
1257 /* ADC/DAC on primary */
1258 .name
= "wm8400-hifi",
1260 .stream_name
= "Playback",
1263 .rates
= WM8400_RATES
,
1264 .formats
= WM8400_FORMATS
,
1267 .stream_name
= "Capture",
1270 .rates
= WM8400_RATES
,
1271 .formats
= WM8400_FORMATS
,
1273 .ops
= &wm8400_dai_ops
,
1276 static int wm8400_codec_probe(struct snd_soc_codec
*codec
)
1278 struct wm8400
*wm8400
= dev_get_platdata(codec
->dev
);
1279 struct wm8400_priv
*priv
;
1283 priv
= devm_kzalloc(codec
->dev
, sizeof(struct wm8400_priv
),
1288 snd_soc_codec_set_drvdata(codec
, priv
);
1289 priv
->wm8400
= wm8400
;
1291 ret
= devm_regulator_bulk_get(wm8400
->dev
,
1292 ARRAY_SIZE(power
), &power
[0]);
1294 dev_err(codec
->dev
, "Failed to get regulators: %d\n", ret
);
1298 wm8400_codec_reset(codec
);
1300 reg
= snd_soc_read(codec
, WM8400_POWER_MANAGEMENT_1
);
1301 snd_soc_write(codec
, WM8400_POWER_MANAGEMENT_1
, reg
| WM8400_CODEC_ENA
);
1303 /* Latch volume update bits */
1304 reg
= snd_soc_read(codec
, WM8400_LEFT_LINE_INPUT_1_2_VOLUME
);
1305 snd_soc_write(codec
, WM8400_LEFT_LINE_INPUT_1_2_VOLUME
,
1307 reg
= snd_soc_read(codec
, WM8400_RIGHT_LINE_INPUT_1_2_VOLUME
);
1308 snd_soc_write(codec
, WM8400_RIGHT_LINE_INPUT_1_2_VOLUME
,
1311 snd_soc_write(codec
, WM8400_LEFT_OUTPUT_VOLUME
, 0x50 | (1<<8));
1312 snd_soc_write(codec
, WM8400_RIGHT_OUTPUT_VOLUME
, 0x50 | (1<<8));
1317 static int wm8400_codec_remove(struct snd_soc_codec
*codec
)
1321 reg
= snd_soc_read(codec
, WM8400_POWER_MANAGEMENT_1
);
1322 snd_soc_write(codec
, WM8400_POWER_MANAGEMENT_1
,
1323 reg
& (~WM8400_CODEC_ENA
));
1328 static struct regmap
*wm8400_get_regmap(struct device
*dev
)
1330 struct wm8400
*wm8400
= dev_get_platdata(dev
);
1332 return wm8400
->regmap
;
1335 static const struct snd_soc_codec_driver soc_codec_dev_wm8400
= {
1336 .probe
= wm8400_codec_probe
,
1337 .remove
= wm8400_codec_remove
,
1338 .get_regmap
= wm8400_get_regmap
,
1339 .set_bias_level
= wm8400_set_bias_level
,
1340 .suspend_bias_off
= true,
1342 .component_driver
= {
1343 .controls
= wm8400_snd_controls
,
1344 .num_controls
= ARRAY_SIZE(wm8400_snd_controls
),
1345 .dapm_widgets
= wm8400_dapm_widgets
,
1346 .num_dapm_widgets
= ARRAY_SIZE(wm8400_dapm_widgets
),
1347 .dapm_routes
= wm8400_dapm_routes
,
1348 .num_dapm_routes
= ARRAY_SIZE(wm8400_dapm_routes
),
1352 static int wm8400_probe(struct platform_device
*pdev
)
1354 return snd_soc_register_codec(&pdev
->dev
, &soc_codec_dev_wm8400
,
1358 static int wm8400_remove(struct platform_device
*pdev
)
1360 snd_soc_unregister_codec(&pdev
->dev
);
1364 static struct platform_driver wm8400_codec_driver
= {
1366 .name
= "wm8400-codec",
1368 .probe
= wm8400_probe
,
1369 .remove
= wm8400_remove
,
1372 module_platform_driver(wm8400_codec_driver
);
1374 MODULE_DESCRIPTION("ASoC WM8400 driver");
1375 MODULE_AUTHOR("Mark Brown");
1376 MODULE_LICENSE("GPL");
1377 MODULE_ALIAS("platform:wm8400-codec");