1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * wm8400.c -- WM8400 ALSA Soc Audio driver
5 * Copyright 2008-11 Wolfson Microelectronics PLC.
6 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
9 #include <linux/module.h>
10 #include <linux/moduleparam.h>
11 #include <linux/kernel.h>
12 #include <linux/slab.h>
13 #include <linux/init.h>
14 #include <linux/delay.h>
16 #include <linux/platform_device.h>
17 #include <linux/regulator/consumer.h>
18 #include <linux/mfd/wm8400-audio.h>
19 #include <linux/mfd/wm8400-private.h>
20 #include <linux/mfd/core.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>
30 static struct regulator_bulk_data power[] = {
54 /* codec private data */
56 struct wm8400 *wm8400;
63 static void wm8400_component_reset(struct snd_soc_component *component)
65 struct wm8400_priv *wm8400 = snd_soc_component_get_drvdata(component);
67 wm8400_reset_codec_reg_cache(wm8400->wm8400);
70 static const DECLARE_TLV_DB_SCALE(in_pga_tlv, -1650, 3000, 0);
72 static const DECLARE_TLV_DB_SCALE(out_mix_tlv, -2100, 0, 0);
74 static const DECLARE_TLV_DB_SCALE(out_pga_tlv, -7300, 600, 0);
76 static const DECLARE_TLV_DB_SCALE(out_dac_tlv, -7163, 0, 0);
78 static const DECLARE_TLV_DB_SCALE(in_adc_tlv, -7163, 1763, 0);
80 static const DECLARE_TLV_DB_SCALE(out_sidetone_tlv, -3600, 0, 0);
82 static int wm8400_outpga_put_volsw_vu(struct snd_kcontrol *kcontrol,
83 struct snd_ctl_elem_value *ucontrol)
85 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
86 struct soc_mixer_control *mc =
87 (struct soc_mixer_control *)kcontrol->private_value;
92 ret = snd_soc_put_volsw(kcontrol, ucontrol);
96 /* now hit the volume update bits (always bit 8) */
97 val = snd_soc_component_read(component, reg);
98 return snd_soc_component_write(component, reg, val | 0x0100);
101 #define WM8400_OUTPGA_SINGLE_R_TLV(xname, reg, shift, max, invert, tlv_array) \
102 SOC_SINGLE_EXT_TLV(xname, reg, shift, max, invert, \
103 snd_soc_get_volsw, wm8400_outpga_put_volsw_vu, tlv_array)
106 static const char *wm8400_digital_sidetone[] =
107 {"None", "Left ADC", "Right ADC", "Reserved"};
109 static SOC_ENUM_SINGLE_DECL(wm8400_left_digital_sidetone_enum,
110 WM8400_DIGITAL_SIDE_TONE,
111 WM8400_ADC_TO_DACL_SHIFT,
112 wm8400_digital_sidetone);
114 static SOC_ENUM_SINGLE_DECL(wm8400_right_digital_sidetone_enum,
115 WM8400_DIGITAL_SIDE_TONE,
116 WM8400_ADC_TO_DACR_SHIFT,
117 wm8400_digital_sidetone);
119 static const char *wm8400_adcmode[] =
120 {"Hi-fi mode", "Voice mode 1", "Voice mode 2", "Voice mode 3"};
122 static SOC_ENUM_SINGLE_DECL(wm8400_right_adcmode_enum,
124 WM8400_ADC_HPF_CUT_SHIFT,
127 static const struct snd_kcontrol_new wm8400_snd_controls[] = {
129 SOC_SINGLE("LIN12 PGA Boost", WM8400_INPUT_MIXER3, WM8400_L12MNBST_SHIFT,
131 SOC_SINGLE("LIN34 PGA Boost", WM8400_INPUT_MIXER3, WM8400_L34MNBST_SHIFT,
134 SOC_SINGLE("RIN12 PGA Boost", WM8400_INPUT_MIXER3, WM8400_R12MNBST_SHIFT,
136 SOC_SINGLE("RIN34 PGA Boost", WM8400_INPUT_MIXER3, WM8400_R34MNBST_SHIFT,
140 SOC_SINGLE_TLV("LOMIX LIN3 Bypass Volume", WM8400_OUTPUT_MIXER3,
141 WM8400_LLI3LOVOL_SHIFT, 7, 0, out_mix_tlv),
142 SOC_SINGLE_TLV("LOMIX RIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER3,
143 WM8400_LR12LOVOL_SHIFT, 7, 0, out_mix_tlv),
144 SOC_SINGLE_TLV("LOMIX LIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER3,
145 WM8400_LL12LOVOL_SHIFT, 7, 0, out_mix_tlv),
146 SOC_SINGLE_TLV("LOMIX RIN3 Bypass Volume", WM8400_OUTPUT_MIXER5,
147 WM8400_LRI3LOVOL_SHIFT, 7, 0, out_mix_tlv),
148 SOC_SINGLE_TLV("LOMIX AINRMUX Bypass Volume", WM8400_OUTPUT_MIXER5,
149 WM8400_LRBLOVOL_SHIFT, 7, 0, out_mix_tlv),
150 SOC_SINGLE_TLV("LOMIX AINLMUX Bypass Volume", WM8400_OUTPUT_MIXER5,
151 WM8400_LRBLOVOL_SHIFT, 7, 0, out_mix_tlv),
154 SOC_SINGLE_TLV("ROMIX RIN3 Bypass Volume", WM8400_OUTPUT_MIXER4,
155 WM8400_RRI3ROVOL_SHIFT, 7, 0, out_mix_tlv),
156 SOC_SINGLE_TLV("ROMIX LIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER4,
157 WM8400_RL12ROVOL_SHIFT, 7, 0, out_mix_tlv),
158 SOC_SINGLE_TLV("ROMIX RIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER4,
159 WM8400_RR12ROVOL_SHIFT, 7, 0, out_mix_tlv),
160 SOC_SINGLE_TLV("ROMIX LIN3 Bypass Volume", WM8400_OUTPUT_MIXER6,
161 WM8400_RLI3ROVOL_SHIFT, 7, 0, out_mix_tlv),
162 SOC_SINGLE_TLV("ROMIX AINLMUX Bypass Volume", WM8400_OUTPUT_MIXER6,
163 WM8400_RLBROVOL_SHIFT, 7, 0, out_mix_tlv),
164 SOC_SINGLE_TLV("ROMIX AINRMUX Bypass Volume", WM8400_OUTPUT_MIXER6,
165 WM8400_RRBROVOL_SHIFT, 7, 0, out_mix_tlv),
168 WM8400_OUTPGA_SINGLE_R_TLV("LOUT Volume", WM8400_LEFT_OUTPUT_VOLUME,
169 WM8400_LOUTVOL_SHIFT, WM8400_LOUTVOL_MASK, 0, out_pga_tlv),
170 SOC_SINGLE("LOUT ZC", WM8400_LEFT_OUTPUT_VOLUME, WM8400_LOZC_SHIFT, 1, 0),
173 WM8400_OUTPGA_SINGLE_R_TLV("ROUT Volume", WM8400_RIGHT_OUTPUT_VOLUME,
174 WM8400_ROUTVOL_SHIFT, WM8400_ROUTVOL_MASK, 0, out_pga_tlv),
175 SOC_SINGLE("ROUT ZC", WM8400_RIGHT_OUTPUT_VOLUME, WM8400_ROZC_SHIFT, 1, 0),
178 WM8400_OUTPGA_SINGLE_R_TLV("LOPGA Volume", WM8400_LEFT_OPGA_VOLUME,
179 WM8400_LOPGAVOL_SHIFT, WM8400_LOPGAVOL_MASK, 0, out_pga_tlv),
180 SOC_SINGLE("LOPGA ZC Switch", WM8400_LEFT_OPGA_VOLUME,
181 WM8400_LOPGAZC_SHIFT, 1, 0),
184 WM8400_OUTPGA_SINGLE_R_TLV("ROPGA Volume", WM8400_RIGHT_OPGA_VOLUME,
185 WM8400_ROPGAVOL_SHIFT, WM8400_ROPGAVOL_MASK, 0, out_pga_tlv),
186 SOC_SINGLE("ROPGA ZC Switch", WM8400_RIGHT_OPGA_VOLUME,
187 WM8400_ROPGAZC_SHIFT, 1, 0),
189 SOC_SINGLE("LON Mute Switch", WM8400_LINE_OUTPUTS_VOLUME,
190 WM8400_LONMUTE_SHIFT, 1, 0),
191 SOC_SINGLE("LOP Mute Switch", WM8400_LINE_OUTPUTS_VOLUME,
192 WM8400_LOPMUTE_SHIFT, 1, 0),
193 SOC_SINGLE("LOP Attenuation Switch", WM8400_LINE_OUTPUTS_VOLUME,
194 WM8400_LOATTN_SHIFT, 1, 0),
195 SOC_SINGLE("RON Mute Switch", WM8400_LINE_OUTPUTS_VOLUME,
196 WM8400_RONMUTE_SHIFT, 1, 0),
197 SOC_SINGLE("ROP Mute Switch", WM8400_LINE_OUTPUTS_VOLUME,
198 WM8400_ROPMUTE_SHIFT, 1, 0),
199 SOC_SINGLE("ROP Attenuation Switch", WM8400_LINE_OUTPUTS_VOLUME,
200 WM8400_ROATTN_SHIFT, 1, 0),
202 SOC_SINGLE("OUT3 Mute Switch", WM8400_OUT3_4_VOLUME,
203 WM8400_OUT3MUTE_SHIFT, 1, 0),
204 SOC_SINGLE("OUT3 Attenuation Switch", WM8400_OUT3_4_VOLUME,
205 WM8400_OUT3ATTN_SHIFT, 1, 0),
207 SOC_SINGLE("OUT4 Mute Switch", WM8400_OUT3_4_VOLUME,
208 WM8400_OUT4MUTE_SHIFT, 1, 0),
209 SOC_SINGLE("OUT4 Attenuation Switch", WM8400_OUT3_4_VOLUME,
210 WM8400_OUT4ATTN_SHIFT, 1, 0),
212 SOC_SINGLE("Speaker Mode Switch", WM8400_CLASSD1,
213 WM8400_CDMODE_SHIFT, 1, 0),
215 SOC_SINGLE("Speaker Output Attenuation Volume", WM8400_SPEAKER_VOLUME,
216 WM8400_SPKATTN_SHIFT, WM8400_SPKATTN_MASK, 0),
217 SOC_SINGLE("Speaker DC Boost Volume", WM8400_CLASSD3,
218 WM8400_DCGAIN_SHIFT, 6, 0),
219 SOC_SINGLE("Speaker AC Boost Volume", WM8400_CLASSD3,
220 WM8400_ACGAIN_SHIFT, 6, 0),
222 WM8400_OUTPGA_SINGLE_R_TLV("Left DAC Digital Volume",
223 WM8400_LEFT_DAC_DIGITAL_VOLUME, WM8400_DACL_VOL_SHIFT,
224 127, 0, out_dac_tlv),
226 WM8400_OUTPGA_SINGLE_R_TLV("Right DAC Digital Volume",
227 WM8400_RIGHT_DAC_DIGITAL_VOLUME, WM8400_DACR_VOL_SHIFT,
228 127, 0, out_dac_tlv),
230 SOC_ENUM("Left Digital Sidetone", wm8400_left_digital_sidetone_enum),
231 SOC_ENUM("Right Digital Sidetone", wm8400_right_digital_sidetone_enum),
233 SOC_SINGLE_TLV("Left Digital Sidetone Volume", WM8400_DIGITAL_SIDE_TONE,
234 WM8400_ADCL_DAC_SVOL_SHIFT, 15, 0, out_sidetone_tlv),
235 SOC_SINGLE_TLV("Right Digital Sidetone Volume", WM8400_DIGITAL_SIDE_TONE,
236 WM8400_ADCR_DAC_SVOL_SHIFT, 15, 0, out_sidetone_tlv),
238 SOC_SINGLE("ADC Digital High Pass Filter Switch", WM8400_ADC_CTRL,
239 WM8400_ADC_HPF_ENA_SHIFT, 1, 0),
241 SOC_ENUM("ADC HPF Mode", wm8400_right_adcmode_enum),
243 WM8400_OUTPGA_SINGLE_R_TLV("Left ADC Digital Volume",
244 WM8400_LEFT_ADC_DIGITAL_VOLUME,
245 WM8400_ADCL_VOL_SHIFT,
246 WM8400_ADCL_VOL_MASK,
250 WM8400_OUTPGA_SINGLE_R_TLV("Right ADC Digital Volume",
251 WM8400_RIGHT_ADC_DIGITAL_VOLUME,
252 WM8400_ADCR_VOL_SHIFT,
253 WM8400_ADCR_VOL_MASK,
257 WM8400_OUTPGA_SINGLE_R_TLV("LIN12 Volume",
258 WM8400_LEFT_LINE_INPUT_1_2_VOLUME,
259 WM8400_LIN12VOL_SHIFT,
260 WM8400_LIN12VOL_MASK,
264 SOC_SINGLE("LIN12 ZC Switch", WM8400_LEFT_LINE_INPUT_1_2_VOLUME,
265 WM8400_LI12ZC_SHIFT, 1, 0),
267 SOC_SINGLE("LIN12 Mute Switch", WM8400_LEFT_LINE_INPUT_1_2_VOLUME,
268 WM8400_LI12MUTE_SHIFT, 1, 0),
270 WM8400_OUTPGA_SINGLE_R_TLV("LIN34 Volume",
271 WM8400_LEFT_LINE_INPUT_3_4_VOLUME,
272 WM8400_LIN34VOL_SHIFT,
273 WM8400_LIN34VOL_MASK,
277 SOC_SINGLE("LIN34 ZC Switch", WM8400_LEFT_LINE_INPUT_3_4_VOLUME,
278 WM8400_LI34ZC_SHIFT, 1, 0),
280 SOC_SINGLE("LIN34 Mute Switch", WM8400_LEFT_LINE_INPUT_3_4_VOLUME,
281 WM8400_LI34MUTE_SHIFT, 1, 0),
283 WM8400_OUTPGA_SINGLE_R_TLV("RIN12 Volume",
284 WM8400_RIGHT_LINE_INPUT_1_2_VOLUME,
285 WM8400_RIN12VOL_SHIFT,
286 WM8400_RIN12VOL_MASK,
290 SOC_SINGLE("RIN12 ZC Switch", WM8400_RIGHT_LINE_INPUT_1_2_VOLUME,
291 WM8400_RI12ZC_SHIFT, 1, 0),
293 SOC_SINGLE("RIN12 Mute Switch", WM8400_RIGHT_LINE_INPUT_1_2_VOLUME,
294 WM8400_RI12MUTE_SHIFT, 1, 0),
296 WM8400_OUTPGA_SINGLE_R_TLV("RIN34 Volume",
297 WM8400_RIGHT_LINE_INPUT_3_4_VOLUME,
298 WM8400_RIN34VOL_SHIFT,
299 WM8400_RIN34VOL_MASK,
303 SOC_SINGLE("RIN34 ZC Switch", WM8400_RIGHT_LINE_INPUT_3_4_VOLUME,
304 WM8400_RI34ZC_SHIFT, 1, 0),
306 SOC_SINGLE("RIN34 Mute Switch", WM8400_RIGHT_LINE_INPUT_3_4_VOLUME,
307 WM8400_RI34MUTE_SHIFT, 1, 0),
315 static int outmixer_event (struct snd_soc_dapm_widget *w,
316 struct snd_kcontrol * kcontrol, int event)
318 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
319 struct soc_mixer_control *mc =
320 (struct soc_mixer_control *)kcontrol->private_value;
321 u32 reg_shift = mc->shift;
326 case WM8400_SPEAKER_MIXER | (WM8400_LDSPK << 8) :
327 reg = snd_soc_component_read(component, WM8400_OUTPUT_MIXER1);
328 if (reg & WM8400_LDLO) {
330 "Cannot set as Output Mixer 1 LDLO Set\n");
334 case WM8400_SPEAKER_MIXER | (WM8400_RDSPK << 8):
335 reg = snd_soc_component_read(component, WM8400_OUTPUT_MIXER2);
336 if (reg & WM8400_RDRO) {
338 "Cannot set as Output Mixer 2 RDRO Set\n");
342 case WM8400_OUTPUT_MIXER1 | (WM8400_LDLO << 8):
343 reg = snd_soc_component_read(component, WM8400_SPEAKER_MIXER);
344 if (reg & WM8400_LDSPK) {
346 "Cannot set as Speaker Mixer LDSPK Set\n");
350 case WM8400_OUTPUT_MIXER2 | (WM8400_RDRO << 8):
351 reg = snd_soc_component_read(component, WM8400_SPEAKER_MIXER);
352 if (reg & WM8400_RDSPK) {
354 "Cannot set as Speaker Mixer RDSPK Set\n");
363 /* INMIX dB values */
364 static const DECLARE_TLV_DB_SCALE(in_mix_tlv, -1200, 600, 0);
366 /* Left In PGA Connections */
367 static const struct snd_kcontrol_new wm8400_dapm_lin12_pga_controls[] = {
368 SOC_DAPM_SINGLE("LIN1 Switch", WM8400_INPUT_MIXER2, WM8400_LMN1_SHIFT, 1, 0),
369 SOC_DAPM_SINGLE("LIN2 Switch", WM8400_INPUT_MIXER2, WM8400_LMP2_SHIFT, 1, 0),
372 static const struct snd_kcontrol_new wm8400_dapm_lin34_pga_controls[] = {
373 SOC_DAPM_SINGLE("LIN3 Switch", WM8400_INPUT_MIXER2, WM8400_LMN3_SHIFT, 1, 0),
374 SOC_DAPM_SINGLE("LIN4 Switch", WM8400_INPUT_MIXER2, WM8400_LMP4_SHIFT, 1, 0),
377 /* Right In PGA Connections */
378 static const struct snd_kcontrol_new wm8400_dapm_rin12_pga_controls[] = {
379 SOC_DAPM_SINGLE("RIN1 Switch", WM8400_INPUT_MIXER2, WM8400_RMN1_SHIFT, 1, 0),
380 SOC_DAPM_SINGLE("RIN2 Switch", WM8400_INPUT_MIXER2, WM8400_RMP2_SHIFT, 1, 0),
383 static const struct snd_kcontrol_new wm8400_dapm_rin34_pga_controls[] = {
384 SOC_DAPM_SINGLE("RIN3 Switch", WM8400_INPUT_MIXER2, WM8400_RMN3_SHIFT, 1, 0),
385 SOC_DAPM_SINGLE("RIN4 Switch", WM8400_INPUT_MIXER2, WM8400_RMP4_SHIFT, 1, 0),
389 static const struct snd_kcontrol_new wm8400_dapm_inmixl_controls[] = {
390 SOC_DAPM_SINGLE_TLV("Record Left Volume", WM8400_INPUT_MIXER3,
391 WM8400_LDBVOL_SHIFT, WM8400_LDBVOL_MASK, 0, in_mix_tlv),
392 SOC_DAPM_SINGLE_TLV("LIN2 Volume", WM8400_INPUT_MIXER5, WM8400_LI2BVOL_SHIFT,
394 SOC_DAPM_SINGLE("LINPGA12 Switch", WM8400_INPUT_MIXER3, WM8400_L12MNB_SHIFT,
396 SOC_DAPM_SINGLE("LINPGA34 Switch", WM8400_INPUT_MIXER3, WM8400_L34MNB_SHIFT,
401 static const struct snd_kcontrol_new wm8400_dapm_inmixr_controls[] = {
402 SOC_DAPM_SINGLE_TLV("Record Right Volume", WM8400_INPUT_MIXER4,
403 WM8400_RDBVOL_SHIFT, WM8400_RDBVOL_MASK, 0, in_mix_tlv),
404 SOC_DAPM_SINGLE_TLV("RIN2 Volume", WM8400_INPUT_MIXER6, WM8400_RI2BVOL_SHIFT,
406 SOC_DAPM_SINGLE("RINPGA12 Switch", WM8400_INPUT_MIXER3, WM8400_L12MNB_SHIFT,
408 SOC_DAPM_SINGLE("RINPGA34 Switch", WM8400_INPUT_MIXER3, WM8400_L34MNB_SHIFT,
413 static const char *wm8400_ainlmux[] =
414 {"INMIXL Mix", "RXVOICE Mix", "DIFFINL Mix"};
416 static SOC_ENUM_SINGLE_DECL(wm8400_ainlmux_enum,
418 WM8400_AINLMODE_SHIFT,
421 static const struct snd_kcontrol_new wm8400_dapm_ainlmux_controls =
422 SOC_DAPM_ENUM("Route", wm8400_ainlmux_enum);
427 static const char *wm8400_ainrmux[] =
428 {"INMIXR Mix", "RXVOICE Mix", "DIFFINR Mix"};
430 static SOC_ENUM_SINGLE_DECL(wm8400_ainrmux_enum,
432 WM8400_AINRMODE_SHIFT,
435 static const struct snd_kcontrol_new wm8400_dapm_ainrmux_controls =
436 SOC_DAPM_ENUM("Route", wm8400_ainrmux_enum);
439 static const struct snd_kcontrol_new wm8400_dapm_lomix_controls[] = {
440 SOC_DAPM_SINGLE("LOMIX Right ADC Bypass Switch", WM8400_OUTPUT_MIXER1,
441 WM8400_LRBLO_SHIFT, 1, 0),
442 SOC_DAPM_SINGLE("LOMIX Left ADC Bypass Switch", WM8400_OUTPUT_MIXER1,
443 WM8400_LLBLO_SHIFT, 1, 0),
444 SOC_DAPM_SINGLE("LOMIX RIN3 Bypass Switch", WM8400_OUTPUT_MIXER1,
445 WM8400_LRI3LO_SHIFT, 1, 0),
446 SOC_DAPM_SINGLE("LOMIX LIN3 Bypass Switch", WM8400_OUTPUT_MIXER1,
447 WM8400_LLI3LO_SHIFT, 1, 0),
448 SOC_DAPM_SINGLE("LOMIX RIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER1,
449 WM8400_LR12LO_SHIFT, 1, 0),
450 SOC_DAPM_SINGLE("LOMIX LIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER1,
451 WM8400_LL12LO_SHIFT, 1, 0),
452 SOC_DAPM_SINGLE("LOMIX Left DAC Switch", WM8400_OUTPUT_MIXER1,
453 WM8400_LDLO_SHIFT, 1, 0),
457 static const struct snd_kcontrol_new wm8400_dapm_romix_controls[] = {
458 SOC_DAPM_SINGLE("ROMIX Left ADC Bypass Switch", WM8400_OUTPUT_MIXER2,
459 WM8400_RLBRO_SHIFT, 1, 0),
460 SOC_DAPM_SINGLE("ROMIX Right ADC Bypass Switch", WM8400_OUTPUT_MIXER2,
461 WM8400_RRBRO_SHIFT, 1, 0),
462 SOC_DAPM_SINGLE("ROMIX LIN3 Bypass Switch", WM8400_OUTPUT_MIXER2,
463 WM8400_RLI3RO_SHIFT, 1, 0),
464 SOC_DAPM_SINGLE("ROMIX RIN3 Bypass Switch", WM8400_OUTPUT_MIXER2,
465 WM8400_RRI3RO_SHIFT, 1, 0),
466 SOC_DAPM_SINGLE("ROMIX LIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER2,
467 WM8400_RL12RO_SHIFT, 1, 0),
468 SOC_DAPM_SINGLE("ROMIX RIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER2,
469 WM8400_RR12RO_SHIFT, 1, 0),
470 SOC_DAPM_SINGLE("ROMIX Right DAC Switch", WM8400_OUTPUT_MIXER2,
471 WM8400_RDRO_SHIFT, 1, 0),
475 static const struct snd_kcontrol_new wm8400_dapm_lonmix_controls[] = {
476 SOC_DAPM_SINGLE("LONMIX Left Mixer PGA Switch", WM8400_LINE_MIXER1,
477 WM8400_LLOPGALON_SHIFT, 1, 0),
478 SOC_DAPM_SINGLE("LONMIX Right Mixer PGA Switch", WM8400_LINE_MIXER1,
479 WM8400_LROPGALON_SHIFT, 1, 0),
480 SOC_DAPM_SINGLE("LONMIX Inverted LOP Switch", WM8400_LINE_MIXER1,
481 WM8400_LOPLON_SHIFT, 1, 0),
485 static const struct snd_kcontrol_new wm8400_dapm_lopmix_controls[] = {
486 SOC_DAPM_SINGLE("LOPMIX Right Mic Bypass Switch", WM8400_LINE_MIXER1,
487 WM8400_LR12LOP_SHIFT, 1, 0),
488 SOC_DAPM_SINGLE("LOPMIX Left Mic Bypass Switch", WM8400_LINE_MIXER1,
489 WM8400_LL12LOP_SHIFT, 1, 0),
490 SOC_DAPM_SINGLE("LOPMIX Left Mixer PGA Switch", WM8400_LINE_MIXER1,
491 WM8400_LLOPGALOP_SHIFT, 1, 0),
495 static const struct snd_kcontrol_new wm8400_dapm_ronmix_controls[] = {
496 SOC_DAPM_SINGLE("RONMIX Right Mixer PGA Switch", WM8400_LINE_MIXER2,
497 WM8400_RROPGARON_SHIFT, 1, 0),
498 SOC_DAPM_SINGLE("RONMIX Left Mixer PGA Switch", WM8400_LINE_MIXER2,
499 WM8400_RLOPGARON_SHIFT, 1, 0),
500 SOC_DAPM_SINGLE("RONMIX Inverted ROP Switch", WM8400_LINE_MIXER2,
501 WM8400_ROPRON_SHIFT, 1, 0),
505 static const struct snd_kcontrol_new wm8400_dapm_ropmix_controls[] = {
506 SOC_DAPM_SINGLE("ROPMIX Left Mic Bypass Switch", WM8400_LINE_MIXER2,
507 WM8400_RL12ROP_SHIFT, 1, 0),
508 SOC_DAPM_SINGLE("ROPMIX Right Mic Bypass Switch", WM8400_LINE_MIXER2,
509 WM8400_RR12ROP_SHIFT, 1, 0),
510 SOC_DAPM_SINGLE("ROPMIX Right Mixer PGA Switch", WM8400_LINE_MIXER2,
511 WM8400_RROPGAROP_SHIFT, 1, 0),
515 static const struct snd_kcontrol_new wm8400_dapm_out3mix_controls[] = {
516 SOC_DAPM_SINGLE("OUT3MIX LIN4/RXP Bypass Switch", WM8400_OUT3_4_MIXER,
517 WM8400_LI4O3_SHIFT, 1, 0),
518 SOC_DAPM_SINGLE("OUT3MIX Left Out PGA Switch", WM8400_OUT3_4_MIXER,
519 WM8400_LPGAO3_SHIFT, 1, 0),
523 static const struct snd_kcontrol_new wm8400_dapm_out4mix_controls[] = {
524 SOC_DAPM_SINGLE("OUT4MIX Right Out PGA Switch", WM8400_OUT3_4_MIXER,
525 WM8400_RPGAO4_SHIFT, 1, 0),
526 SOC_DAPM_SINGLE("OUT4MIX RIN4/RXP Bypass Switch", WM8400_OUT3_4_MIXER,
527 WM8400_RI4O4_SHIFT, 1, 0),
531 static const struct snd_kcontrol_new wm8400_dapm_spkmix_controls[] = {
532 SOC_DAPM_SINGLE("SPKMIX LIN2 Bypass Switch", WM8400_SPEAKER_MIXER,
533 WM8400_LI2SPK_SHIFT, 1, 0),
534 SOC_DAPM_SINGLE("SPKMIX LADC Bypass Switch", WM8400_SPEAKER_MIXER,
535 WM8400_LB2SPK_SHIFT, 1, 0),
536 SOC_DAPM_SINGLE("SPKMIX Left Mixer PGA Switch", WM8400_SPEAKER_MIXER,
537 WM8400_LOPGASPK_SHIFT, 1, 0),
538 SOC_DAPM_SINGLE("SPKMIX Left DAC Switch", WM8400_SPEAKER_MIXER,
539 WM8400_LDSPK_SHIFT, 1, 0),
540 SOC_DAPM_SINGLE("SPKMIX Right DAC Switch", WM8400_SPEAKER_MIXER,
541 WM8400_RDSPK_SHIFT, 1, 0),
542 SOC_DAPM_SINGLE("SPKMIX Right Mixer PGA Switch", WM8400_SPEAKER_MIXER,
543 WM8400_ROPGASPK_SHIFT, 1, 0),
544 SOC_DAPM_SINGLE("SPKMIX RADC Bypass Switch", WM8400_SPEAKER_MIXER,
545 WM8400_RL12ROP_SHIFT, 1, 0),
546 SOC_DAPM_SINGLE("SPKMIX RIN2 Bypass Switch", WM8400_SPEAKER_MIXER,
547 WM8400_RI2SPK_SHIFT, 1, 0),
550 static const struct snd_soc_dapm_widget wm8400_dapm_widgets[] = {
553 SND_SOC_DAPM_INPUT("LIN1"),
554 SND_SOC_DAPM_INPUT("LIN2"),
555 SND_SOC_DAPM_INPUT("LIN3"),
556 SND_SOC_DAPM_INPUT("LIN4/RXN"),
557 SND_SOC_DAPM_INPUT("RIN3"),
558 SND_SOC_DAPM_INPUT("RIN4/RXP"),
559 SND_SOC_DAPM_INPUT("RIN1"),
560 SND_SOC_DAPM_INPUT("RIN2"),
561 SND_SOC_DAPM_INPUT("Internal ADC Source"),
564 SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8400_POWER_MANAGEMENT_2,
565 WM8400_ADCL_ENA_SHIFT, 0),
566 SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8400_POWER_MANAGEMENT_2,
567 WM8400_ADCR_ENA_SHIFT, 0),
570 SND_SOC_DAPM_MIXER("LIN12 PGA", WM8400_POWER_MANAGEMENT_2,
571 WM8400_LIN12_ENA_SHIFT,
572 0, &wm8400_dapm_lin12_pga_controls[0],
573 ARRAY_SIZE(wm8400_dapm_lin12_pga_controls)),
574 SND_SOC_DAPM_MIXER("LIN34 PGA", WM8400_POWER_MANAGEMENT_2,
575 WM8400_LIN34_ENA_SHIFT,
576 0, &wm8400_dapm_lin34_pga_controls[0],
577 ARRAY_SIZE(wm8400_dapm_lin34_pga_controls)),
578 SND_SOC_DAPM_MIXER("RIN12 PGA", WM8400_POWER_MANAGEMENT_2,
579 WM8400_RIN12_ENA_SHIFT,
580 0, &wm8400_dapm_rin12_pga_controls[0],
581 ARRAY_SIZE(wm8400_dapm_rin12_pga_controls)),
582 SND_SOC_DAPM_MIXER("RIN34 PGA", WM8400_POWER_MANAGEMENT_2,
583 WM8400_RIN34_ENA_SHIFT,
584 0, &wm8400_dapm_rin34_pga_controls[0],
585 ARRAY_SIZE(wm8400_dapm_rin34_pga_controls)),
587 SND_SOC_DAPM_SUPPLY("INL", WM8400_POWER_MANAGEMENT_2, WM8400_AINL_ENA_SHIFT,
589 SND_SOC_DAPM_SUPPLY("INR", WM8400_POWER_MANAGEMENT_2, WM8400_AINR_ENA_SHIFT,
593 SND_SOC_DAPM_MIXER("INMIXL", SND_SOC_NOPM, 0, 0,
594 &wm8400_dapm_inmixl_controls[0],
595 ARRAY_SIZE(wm8400_dapm_inmixl_controls)),
598 SND_SOC_DAPM_MUX("AILNMUX", SND_SOC_NOPM, 0, 0, &wm8400_dapm_ainlmux_controls),
601 SND_SOC_DAPM_MIXER("INMIXR", SND_SOC_NOPM, 0, 0,
602 &wm8400_dapm_inmixr_controls[0],
603 ARRAY_SIZE(wm8400_dapm_inmixr_controls)),
606 SND_SOC_DAPM_MUX("AIRNMUX", SND_SOC_NOPM, 0, 0, &wm8400_dapm_ainrmux_controls),
610 SND_SOC_DAPM_DAC("Left DAC", "Left Playback", WM8400_POWER_MANAGEMENT_3,
611 WM8400_DACL_ENA_SHIFT, 0),
612 SND_SOC_DAPM_DAC("Right DAC", "Right Playback", WM8400_POWER_MANAGEMENT_3,
613 WM8400_DACR_ENA_SHIFT, 0),
616 SND_SOC_DAPM_MIXER_E("LOMIX", WM8400_POWER_MANAGEMENT_3,
617 WM8400_LOMIX_ENA_SHIFT,
618 0, &wm8400_dapm_lomix_controls[0],
619 ARRAY_SIZE(wm8400_dapm_lomix_controls),
620 outmixer_event, SND_SOC_DAPM_PRE_REG),
623 SND_SOC_DAPM_MIXER("LONMIX", WM8400_POWER_MANAGEMENT_3, WM8400_LON_ENA_SHIFT,
624 0, &wm8400_dapm_lonmix_controls[0],
625 ARRAY_SIZE(wm8400_dapm_lonmix_controls)),
628 SND_SOC_DAPM_MIXER("LOPMIX", WM8400_POWER_MANAGEMENT_3, WM8400_LOP_ENA_SHIFT,
629 0, &wm8400_dapm_lopmix_controls[0],
630 ARRAY_SIZE(wm8400_dapm_lopmix_controls)),
633 SND_SOC_DAPM_MIXER("OUT3MIX", WM8400_POWER_MANAGEMENT_1, WM8400_OUT3_ENA_SHIFT,
634 0, &wm8400_dapm_out3mix_controls[0],
635 ARRAY_SIZE(wm8400_dapm_out3mix_controls)),
638 SND_SOC_DAPM_MIXER_E("SPKMIX", WM8400_POWER_MANAGEMENT_1, WM8400_SPK_ENA_SHIFT,
639 0, &wm8400_dapm_spkmix_controls[0],
640 ARRAY_SIZE(wm8400_dapm_spkmix_controls), outmixer_event,
641 SND_SOC_DAPM_PRE_REG),
644 SND_SOC_DAPM_MIXER("OUT4MIX", WM8400_POWER_MANAGEMENT_1, WM8400_OUT4_ENA_SHIFT,
645 0, &wm8400_dapm_out4mix_controls[0],
646 ARRAY_SIZE(wm8400_dapm_out4mix_controls)),
649 SND_SOC_DAPM_MIXER("ROPMIX", WM8400_POWER_MANAGEMENT_3, WM8400_ROP_ENA_SHIFT,
650 0, &wm8400_dapm_ropmix_controls[0],
651 ARRAY_SIZE(wm8400_dapm_ropmix_controls)),
654 SND_SOC_DAPM_MIXER("RONMIX", WM8400_POWER_MANAGEMENT_3, WM8400_RON_ENA_SHIFT,
655 0, &wm8400_dapm_ronmix_controls[0],
656 ARRAY_SIZE(wm8400_dapm_ronmix_controls)),
659 SND_SOC_DAPM_MIXER_E("ROMIX", WM8400_POWER_MANAGEMENT_3,
660 WM8400_ROMIX_ENA_SHIFT,
661 0, &wm8400_dapm_romix_controls[0],
662 ARRAY_SIZE(wm8400_dapm_romix_controls),
663 outmixer_event, SND_SOC_DAPM_PRE_REG),
666 SND_SOC_DAPM_PGA("LOUT PGA", WM8400_POWER_MANAGEMENT_1, WM8400_LOUT_ENA_SHIFT,
670 SND_SOC_DAPM_PGA("ROUT PGA", WM8400_POWER_MANAGEMENT_1, WM8400_ROUT_ENA_SHIFT,
674 SND_SOC_DAPM_PGA("LOPGA", WM8400_POWER_MANAGEMENT_3, WM8400_LOPGA_ENA_SHIFT, 0,
678 SND_SOC_DAPM_PGA("ROPGA", WM8400_POWER_MANAGEMENT_3, WM8400_ROPGA_ENA_SHIFT, 0,
682 SND_SOC_DAPM_SUPPLY("MICBIAS", WM8400_POWER_MANAGEMENT_1,
683 WM8400_MIC1BIAS_ENA_SHIFT, 0, NULL, 0),
685 SND_SOC_DAPM_OUTPUT("LON"),
686 SND_SOC_DAPM_OUTPUT("LOP"),
687 SND_SOC_DAPM_OUTPUT("OUT3"),
688 SND_SOC_DAPM_OUTPUT("LOUT"),
689 SND_SOC_DAPM_OUTPUT("SPKN"),
690 SND_SOC_DAPM_OUTPUT("SPKP"),
691 SND_SOC_DAPM_OUTPUT("ROUT"),
692 SND_SOC_DAPM_OUTPUT("OUT4"),
693 SND_SOC_DAPM_OUTPUT("ROP"),
694 SND_SOC_DAPM_OUTPUT("RON"),
696 SND_SOC_DAPM_OUTPUT("Internal DAC Sink"),
699 static const struct snd_soc_dapm_route wm8400_dapm_routes[] = {
700 /* Make DACs turn on when playing even if not mixed into any outputs */
701 {"Internal DAC Sink", NULL, "Left DAC"},
702 {"Internal DAC Sink", NULL, "Right DAC"},
704 /* Make ADCs turn on when recording
705 * even if not mixed from any inputs */
706 {"Left ADC", NULL, "Internal ADC Source"},
707 {"Right ADC", NULL, "Internal ADC Source"},
711 {"LIN12 PGA", "LIN1 Switch", "LIN1"},
712 {"LIN12 PGA", "LIN2 Switch", "LIN2"},
714 {"LIN34 PGA", "LIN3 Switch", "LIN3"},
715 {"LIN34 PGA", "LIN4 Switch", "LIN4/RXN"},
717 {"INMIXL", NULL, "INL"},
718 {"INMIXL", "Record Left Volume", "LOMIX"},
719 {"INMIXL", "LIN2 Volume", "LIN2"},
720 {"INMIXL", "LINPGA12 Switch", "LIN12 PGA"},
721 {"INMIXL", "LINPGA34 Switch", "LIN34 PGA"},
723 {"AILNMUX", NULL, "INL"},
724 {"AILNMUX", "INMIXL Mix", "INMIXL"},
725 {"AILNMUX", "DIFFINL Mix", "LIN12 PGA"},
726 {"AILNMUX", "DIFFINL Mix", "LIN34 PGA"},
727 {"AILNMUX", "RXVOICE Mix", "LIN4/RXN"},
728 {"AILNMUX", "RXVOICE Mix", "RIN4/RXP"},
730 {"Left ADC", NULL, "AILNMUX"},
733 {"RIN12 PGA", "RIN1 Switch", "RIN1"},
734 {"RIN12 PGA", "RIN2 Switch", "RIN2"},
736 {"RIN34 PGA", "RIN3 Switch", "RIN3"},
737 {"RIN34 PGA", "RIN4 Switch", "RIN4/RXP"},
739 {"INMIXR", NULL, "INR"},
740 {"INMIXR", "Record Right Volume", "ROMIX"},
741 {"INMIXR", "RIN2 Volume", "RIN2"},
742 {"INMIXR", "RINPGA12 Switch", "RIN12 PGA"},
743 {"INMIXR", "RINPGA34 Switch", "RIN34 PGA"},
745 {"AIRNMUX", NULL, "INR"},
746 {"AIRNMUX", "INMIXR Mix", "INMIXR"},
747 {"AIRNMUX", "DIFFINR Mix", "RIN12 PGA"},
748 {"AIRNMUX", "DIFFINR Mix", "RIN34 PGA"},
749 {"AIRNMUX", "RXVOICE Mix", "LIN4/RXN"},
750 {"AIRNMUX", "RXVOICE Mix", "RIN4/RXP"},
752 {"Right ADC", NULL, "AIRNMUX"},
755 {"LOMIX", "LOMIX RIN3 Bypass Switch", "RIN3"},
756 {"LOMIX", "LOMIX LIN3 Bypass Switch", "LIN3"},
757 {"LOMIX", "LOMIX LIN12 PGA Bypass Switch", "LIN12 PGA"},
758 {"LOMIX", "LOMIX RIN12 PGA Bypass Switch", "RIN12 PGA"},
759 {"LOMIX", "LOMIX Right ADC Bypass Switch", "AIRNMUX"},
760 {"LOMIX", "LOMIX Left ADC Bypass Switch", "AILNMUX"},
761 {"LOMIX", "LOMIX Left DAC Switch", "Left DAC"},
764 {"ROMIX", "ROMIX RIN3 Bypass Switch", "RIN3"},
765 {"ROMIX", "ROMIX LIN3 Bypass Switch", "LIN3"},
766 {"ROMIX", "ROMIX LIN12 PGA Bypass Switch", "LIN12 PGA"},
767 {"ROMIX", "ROMIX RIN12 PGA Bypass Switch", "RIN12 PGA"},
768 {"ROMIX", "ROMIX Right ADC Bypass Switch", "AIRNMUX"},
769 {"ROMIX", "ROMIX Left ADC Bypass Switch", "AILNMUX"},
770 {"ROMIX", "ROMIX Right DAC Switch", "Right DAC"},
773 {"SPKMIX", "SPKMIX LIN2 Bypass Switch", "LIN2"},
774 {"SPKMIX", "SPKMIX RIN2 Bypass Switch", "RIN2"},
775 {"SPKMIX", "SPKMIX LADC Bypass Switch", "AILNMUX"},
776 {"SPKMIX", "SPKMIX RADC Bypass Switch", "AIRNMUX"},
777 {"SPKMIX", "SPKMIX Left Mixer PGA Switch", "LOPGA"},
778 {"SPKMIX", "SPKMIX Right Mixer PGA Switch", "ROPGA"},
779 {"SPKMIX", "SPKMIX Right DAC Switch", "Right DAC"},
780 {"SPKMIX", "SPKMIX Left DAC Switch", "Right DAC"},
783 {"LONMIX", "LONMIX Left Mixer PGA Switch", "LOPGA"},
784 {"LONMIX", "LONMIX Right Mixer PGA Switch", "ROPGA"},
785 {"LONMIX", "LONMIX Inverted LOP Switch", "LOPMIX"},
788 {"LOPMIX", "LOPMIX Right Mic Bypass Switch", "RIN12 PGA"},
789 {"LOPMIX", "LOPMIX Left Mic Bypass Switch", "LIN12 PGA"},
790 {"LOPMIX", "LOPMIX Left Mixer PGA Switch", "LOPGA"},
793 {"OUT3MIX", "OUT3MIX LIN4/RXP Bypass Switch", "LIN4/RXN"},
794 {"OUT3MIX", "OUT3MIX Left Out PGA Switch", "LOPGA"},
797 {"OUT4MIX", "OUT4MIX Right Out PGA Switch", "ROPGA"},
798 {"OUT4MIX", "OUT4MIX RIN4/RXP Bypass Switch", "RIN4/RXP"},
801 {"RONMIX", "RONMIX Right Mixer PGA Switch", "ROPGA"},
802 {"RONMIX", "RONMIX Left Mixer PGA Switch", "LOPGA"},
803 {"RONMIX", "RONMIX Inverted ROP Switch", "ROPMIX"},
806 {"ROPMIX", "ROPMIX Left Mic Bypass Switch", "LIN12 PGA"},
807 {"ROPMIX", "ROPMIX Right Mic Bypass Switch", "RIN12 PGA"},
808 {"ROPMIX", "ROPMIX Right Mixer PGA Switch", "ROPGA"},
811 {"LOPGA", NULL, "LOMIX"},
812 {"ROPGA", NULL, "ROMIX"},
814 {"LOUT PGA", NULL, "LOMIX"},
815 {"ROUT PGA", NULL, "ROMIX"},
818 {"LON", NULL, "LONMIX"},
819 {"LOP", NULL, "LOPMIX"},
820 {"OUT3", NULL, "OUT3MIX"},
821 {"LOUT", NULL, "LOUT PGA"},
822 {"SPKN", NULL, "SPKMIX"},
823 {"ROUT", NULL, "ROUT PGA"},
824 {"OUT4", NULL, "OUT4MIX"},
825 {"ROP", NULL, "ROPMIX"},
826 {"RON", NULL, "RONMIX"},
830 * Clock after FLL and dividers
832 static int wm8400_set_dai_sysclk(struct snd_soc_dai *codec_dai,
833 int clk_id, unsigned int freq, int dir)
835 struct snd_soc_component *component = codec_dai->component;
836 struct wm8400_priv *wm8400 = snd_soc_component_get_drvdata(component);
838 wm8400->sysclk = freq;
850 #define FIXED_FLL_SIZE ((1 << 16) * 10)
852 static int fll_factors(struct wm8400_priv *wm8400, struct fll_factors *factors,
853 unsigned int Fref, unsigned int Fout)
856 unsigned int K, Nmod, target;
859 while (Fout * factors->outdiv < 90000000 ||
860 Fout * factors->outdiv > 100000000) {
861 factors->outdiv *= 2;
862 if (factors->outdiv > 32) {
863 dev_err(wm8400->wm8400->dev,
864 "Unsupported FLL output frequency %uHz\n",
869 target = Fout * factors->outdiv;
870 factors->outdiv = factors->outdiv >> 2;
873 factors->freq_ref = 1;
875 factors->freq_ref = 0;
882 /* Ensure we have a fractional part */
889 if (factors->fratio < 1 || factors->fratio > 8) {
890 dev_err(wm8400->wm8400->dev,
891 "Unable to calculate FRATIO\n");
895 factors->n = target / (Fref * factors->fratio);
896 Nmod = target % (Fref * factors->fratio);
899 /* Calculate fractional part - scale up so we can round. */
900 Kpart = FIXED_FLL_SIZE * (long long)Nmod;
902 do_div(Kpart, (Fref * factors->fratio));
904 K = Kpart & 0xFFFFFFFF;
909 /* Move down to proper range now rounding is done */
912 dev_dbg(wm8400->wm8400->dev,
913 "FLL: Fref=%u Fout=%u N=%x K=%x, FRATIO=%x OUTDIV=%x\n",
915 factors->n, factors->k, factors->fratio, factors->outdiv);
920 static int wm8400_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
921 int source, unsigned int freq_in,
922 unsigned int freq_out)
924 struct snd_soc_component *component = codec_dai->component;
925 struct wm8400_priv *wm8400 = snd_soc_component_get_drvdata(component);
926 struct fll_factors factors;
930 if (freq_in == wm8400->fll_in && freq_out == wm8400->fll_out)
934 ret = fll_factors(wm8400, &factors, freq_in, freq_out);
938 /* Bodge GCC 4.4.0 uninitialised variable warning - it
939 * doesn't seem capable of working out that we exit if
940 * freq_out is 0 before any of the uses. */
941 memset(&factors, 0, sizeof(factors));
944 wm8400->fll_out = freq_out;
945 wm8400->fll_in = freq_in;
947 /* We *must* disable the FLL before any changes */
948 reg = snd_soc_component_read(component, WM8400_POWER_MANAGEMENT_2);
949 reg &= ~WM8400_FLL_ENA;
950 snd_soc_component_write(component, WM8400_POWER_MANAGEMENT_2, reg);
952 reg = snd_soc_component_read(component, WM8400_FLL_CONTROL_1);
953 reg &= ~WM8400_FLL_OSC_ENA;
954 snd_soc_component_write(component, WM8400_FLL_CONTROL_1, reg);
959 reg &= ~(WM8400_FLL_REF_FREQ | WM8400_FLL_FRATIO_MASK);
960 reg |= WM8400_FLL_FRAC | factors.fratio;
961 reg |= factors.freq_ref << WM8400_FLL_REF_FREQ_SHIFT;
962 snd_soc_component_write(component, WM8400_FLL_CONTROL_1, reg);
964 snd_soc_component_write(component, WM8400_FLL_CONTROL_2, factors.k);
965 snd_soc_component_write(component, WM8400_FLL_CONTROL_3, factors.n);
967 reg = snd_soc_component_read(component, WM8400_FLL_CONTROL_4);
968 reg &= ~WM8400_FLL_OUTDIV_MASK;
969 reg |= factors.outdiv;
970 snd_soc_component_write(component, WM8400_FLL_CONTROL_4, reg);
976 * Sets ADC and Voice DAC format.
978 static int wm8400_set_dai_fmt(struct snd_soc_dai *codec_dai,
981 struct snd_soc_component *component = codec_dai->component;
984 audio1 = snd_soc_component_read(component, WM8400_AUDIO_INTERFACE_1);
985 audio3 = snd_soc_component_read(component, WM8400_AUDIO_INTERFACE_3);
987 /* set master/slave audio interface */
988 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
989 case SND_SOC_DAIFMT_CBS_CFS:
990 audio3 &= ~WM8400_AIF_MSTR1;
992 case SND_SOC_DAIFMT_CBM_CFM:
993 audio3 |= WM8400_AIF_MSTR1;
999 audio1 &= ~WM8400_AIF_FMT_MASK;
1001 /* interface format */
1002 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1003 case SND_SOC_DAIFMT_I2S:
1004 audio1 |= WM8400_AIF_FMT_I2S;
1005 audio1 &= ~WM8400_AIF_LRCLK_INV;
1007 case SND_SOC_DAIFMT_RIGHT_J:
1008 audio1 |= WM8400_AIF_FMT_RIGHTJ;
1009 audio1 &= ~WM8400_AIF_LRCLK_INV;
1011 case SND_SOC_DAIFMT_LEFT_J:
1012 audio1 |= WM8400_AIF_FMT_LEFTJ;
1013 audio1 &= ~WM8400_AIF_LRCLK_INV;
1015 case SND_SOC_DAIFMT_DSP_A:
1016 audio1 |= WM8400_AIF_FMT_DSP;
1017 audio1 &= ~WM8400_AIF_LRCLK_INV;
1019 case SND_SOC_DAIFMT_DSP_B:
1020 audio1 |= WM8400_AIF_FMT_DSP | WM8400_AIF_LRCLK_INV;
1026 snd_soc_component_write(component, WM8400_AUDIO_INTERFACE_1, audio1);
1027 snd_soc_component_write(component, WM8400_AUDIO_INTERFACE_3, audio3);
1031 static int wm8400_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
1032 int div_id, int div)
1034 struct snd_soc_component *component = codec_dai->component;
1038 case WM8400_MCLK_DIV:
1039 reg = snd_soc_component_read(component, WM8400_CLOCKING_2) &
1040 ~WM8400_MCLK_DIV_MASK;
1041 snd_soc_component_write(component, WM8400_CLOCKING_2, reg | div);
1043 case WM8400_DACCLK_DIV:
1044 reg = snd_soc_component_read(component, WM8400_CLOCKING_2) &
1045 ~WM8400_DAC_CLKDIV_MASK;
1046 snd_soc_component_write(component, WM8400_CLOCKING_2, reg | div);
1048 case WM8400_ADCCLK_DIV:
1049 reg = snd_soc_component_read(component, WM8400_CLOCKING_2) &
1050 ~WM8400_ADC_CLKDIV_MASK;
1051 snd_soc_component_write(component, WM8400_CLOCKING_2, reg | div);
1053 case WM8400_BCLK_DIV:
1054 reg = snd_soc_component_read(component, WM8400_CLOCKING_1) &
1055 ~WM8400_BCLK_DIV_MASK;
1056 snd_soc_component_write(component, WM8400_CLOCKING_1, reg | div);
1066 * Set PCM DAI bit size and sample rate.
1068 static int wm8400_hw_params(struct snd_pcm_substream *substream,
1069 struct snd_pcm_hw_params *params,
1070 struct snd_soc_dai *dai)
1072 struct snd_soc_component *component = dai->component;
1073 u16 audio1 = snd_soc_component_read(component, WM8400_AUDIO_INTERFACE_1);
1075 audio1 &= ~WM8400_AIF_WL_MASK;
1077 switch (params_width(params)) {
1081 audio1 |= WM8400_AIF_WL_20BITS;
1084 audio1 |= WM8400_AIF_WL_24BITS;
1087 audio1 |= WM8400_AIF_WL_32BITS;
1091 snd_soc_component_write(component, WM8400_AUDIO_INTERFACE_1, audio1);
1095 static int wm8400_mute(struct snd_soc_dai *dai, int mute, int direction)
1097 struct snd_soc_component *component = dai->component;
1098 u16 val = snd_soc_component_read(component, WM8400_DAC_CTRL) & ~WM8400_DAC_MUTE;
1101 snd_soc_component_write(component, WM8400_DAC_CTRL, val | WM8400_DAC_MUTE);
1103 snd_soc_component_write(component, WM8400_DAC_CTRL, val);
1108 /* TODO: set bias for best performance at standby */
1109 static int wm8400_set_bias_level(struct snd_soc_component *component,
1110 enum snd_soc_bias_level level)
1112 struct wm8400_priv *wm8400 = snd_soc_component_get_drvdata(component);
1117 case SND_SOC_BIAS_ON:
1120 case SND_SOC_BIAS_PREPARE:
1122 val = snd_soc_component_read(component, WM8400_POWER_MANAGEMENT_1) &
1123 ~WM8400_VMID_MODE_MASK;
1124 snd_soc_component_write(component, WM8400_POWER_MANAGEMENT_1, val | 0x2);
1127 case SND_SOC_BIAS_STANDBY:
1128 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
1129 ret = regulator_bulk_enable(ARRAY_SIZE(power),
1132 dev_err(wm8400->wm8400->dev,
1133 "Failed to enable regulators: %d\n",
1138 snd_soc_component_write(component, WM8400_POWER_MANAGEMENT_1,
1139 WM8400_CODEC_ENA | WM8400_SYSCLK_ENA);
1141 /* Enable POBCTRL, SOFT_ST, VMIDTOG and BUFDCOPEN */
1142 snd_soc_component_write(component, WM8400_ANTIPOP2, WM8400_SOFTST |
1143 WM8400_BUFDCOPEN | WM8400_POBCTRL);
1147 /* Enable VREF & VMID at 2x50k */
1148 val = snd_soc_component_read(component, WM8400_POWER_MANAGEMENT_1);
1149 val |= 0x2 | WM8400_VREF_ENA;
1150 snd_soc_component_write(component, WM8400_POWER_MANAGEMENT_1, val);
1152 /* Enable BUFIOEN */
1153 snd_soc_component_write(component, WM8400_ANTIPOP2, WM8400_SOFTST |
1154 WM8400_BUFDCOPEN | WM8400_POBCTRL |
1157 /* disable POBCTRL, SOFT_ST and BUFDCOPEN */
1158 snd_soc_component_write(component, WM8400_ANTIPOP2, WM8400_BUFIOEN);
1162 val = snd_soc_component_read(component, WM8400_POWER_MANAGEMENT_1) &
1163 ~WM8400_VMID_MODE_MASK;
1164 snd_soc_component_write(component, WM8400_POWER_MANAGEMENT_1, val | 0x4);
1167 case SND_SOC_BIAS_OFF:
1168 /* Enable POBCTRL and SOFT_ST */
1169 snd_soc_component_write(component, WM8400_ANTIPOP2, WM8400_SOFTST |
1170 WM8400_POBCTRL | WM8400_BUFIOEN);
1172 /* Enable POBCTRL, SOFT_ST and BUFDCOPEN */
1173 snd_soc_component_write(component, WM8400_ANTIPOP2, WM8400_SOFTST |
1174 WM8400_BUFDCOPEN | WM8400_POBCTRL |
1178 val = snd_soc_component_read(component, WM8400_DAC_CTRL);
1179 snd_soc_component_write(component, WM8400_DAC_CTRL, val | WM8400_DAC_MUTE);
1181 /* Enable any disabled outputs */
1182 val = snd_soc_component_read(component, WM8400_POWER_MANAGEMENT_1);
1183 val |= WM8400_SPK_ENA | WM8400_OUT3_ENA |
1184 WM8400_OUT4_ENA | WM8400_LOUT_ENA |
1186 snd_soc_component_write(component, WM8400_POWER_MANAGEMENT_1, val);
1189 val &= ~WM8400_VMID_MODE_MASK;
1190 snd_soc_component_write(component, WM8400_POWER_MANAGEMENT_1, val);
1194 /* Enable all output discharge bits */
1195 snd_soc_component_write(component, WM8400_ANTIPOP1, WM8400_DIS_LLINE |
1196 WM8400_DIS_RLINE | WM8400_DIS_OUT3 |
1197 WM8400_DIS_OUT4 | WM8400_DIS_LOUT |
1201 val &= ~WM8400_VREF_ENA;
1202 snd_soc_component_write(component, WM8400_POWER_MANAGEMENT_1, val);
1204 /* disable POBCTRL, SOFT_ST and BUFDCOPEN */
1205 snd_soc_component_write(component, WM8400_ANTIPOP2, 0x0);
1207 ret = regulator_bulk_disable(ARRAY_SIZE(power),
1218 #define WM8400_RATES SNDRV_PCM_RATE_8000_96000
1220 #define WM8400_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1221 SNDRV_PCM_FMTBIT_S24_LE)
1223 static const struct snd_soc_dai_ops wm8400_dai_ops = {
1224 .hw_params = wm8400_hw_params,
1225 .mute_stream = wm8400_mute,
1226 .set_fmt = wm8400_set_dai_fmt,
1227 .set_clkdiv = wm8400_set_dai_clkdiv,
1228 .set_sysclk = wm8400_set_dai_sysclk,
1229 .set_pll = wm8400_set_dai_pll,
1230 .no_capture_mute = 1,
1234 * The WM8400 supports 2 different and mutually exclusive DAI
1237 * 1. ADC/DAC on Primary Interface
1238 * 2. ADC on Primary Interface/DAC on secondary
1240 static struct snd_soc_dai_driver wm8400_dai = {
1241 /* ADC/DAC on primary */
1242 .name = "wm8400-hifi",
1244 .stream_name = "Playback",
1247 .rates = WM8400_RATES,
1248 .formats = WM8400_FORMATS,
1251 .stream_name = "Capture",
1254 .rates = WM8400_RATES,
1255 .formats = WM8400_FORMATS,
1257 .ops = &wm8400_dai_ops,
1260 static int wm8400_component_probe(struct snd_soc_component *component)
1262 struct wm8400 *wm8400 = dev_get_platdata(component->dev);
1263 struct wm8400_priv *priv;
1267 priv = devm_kzalloc(component->dev, sizeof(struct wm8400_priv),
1272 snd_soc_component_init_regmap(component, wm8400->regmap);
1273 snd_soc_component_set_drvdata(component, priv);
1274 priv->wm8400 = wm8400;
1276 ret = devm_regulator_bulk_get(wm8400->dev,
1277 ARRAY_SIZE(power), &power[0]);
1279 dev_err(component->dev, "Failed to get regulators: %d\n", ret);
1283 wm8400_component_reset(component);
1285 reg = snd_soc_component_read(component, WM8400_POWER_MANAGEMENT_1);
1286 snd_soc_component_write(component, WM8400_POWER_MANAGEMENT_1, reg | WM8400_CODEC_ENA);
1288 /* Latch volume update bits */
1289 reg = snd_soc_component_read(component, WM8400_LEFT_LINE_INPUT_1_2_VOLUME);
1290 snd_soc_component_write(component, WM8400_LEFT_LINE_INPUT_1_2_VOLUME,
1292 reg = snd_soc_component_read(component, WM8400_RIGHT_LINE_INPUT_1_2_VOLUME);
1293 snd_soc_component_write(component, WM8400_RIGHT_LINE_INPUT_1_2_VOLUME,
1296 snd_soc_component_write(component, WM8400_LEFT_OUTPUT_VOLUME, 0x50 | (1<<8));
1297 snd_soc_component_write(component, WM8400_RIGHT_OUTPUT_VOLUME, 0x50 | (1<<8));
1302 static void wm8400_component_remove(struct snd_soc_component *component)
1306 reg = snd_soc_component_read(component, WM8400_POWER_MANAGEMENT_1);
1307 snd_soc_component_write(component, WM8400_POWER_MANAGEMENT_1,
1308 reg & (~WM8400_CODEC_ENA));
1311 static const struct snd_soc_component_driver soc_component_dev_wm8400 = {
1312 .probe = wm8400_component_probe,
1313 .remove = wm8400_component_remove,
1314 .set_bias_level = wm8400_set_bias_level,
1315 .controls = wm8400_snd_controls,
1316 .num_controls = ARRAY_SIZE(wm8400_snd_controls),
1317 .dapm_widgets = wm8400_dapm_widgets,
1318 .num_dapm_widgets = ARRAY_SIZE(wm8400_dapm_widgets),
1319 .dapm_routes = wm8400_dapm_routes,
1320 .num_dapm_routes = ARRAY_SIZE(wm8400_dapm_routes),
1321 .suspend_bias_off = 1,
1323 .use_pmdown_time = 1,
1325 .non_legacy_dai_naming = 1,
1328 static int wm8400_probe(struct platform_device *pdev)
1330 return devm_snd_soc_register_component(&pdev->dev,
1331 &soc_component_dev_wm8400,
1335 static struct platform_driver wm8400_codec_driver = {
1337 .name = "wm8400-codec",
1339 .probe = wm8400_probe,
1342 module_platform_driver(wm8400_codec_driver);
1344 MODULE_DESCRIPTION("ASoC WM8400 driver");
1345 MODULE_AUTHOR("Mark Brown");
1346 MODULE_LICENSE("GPL");
1347 MODULE_ALIAS("platform:wm8400-codec");