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34#include <linux/module.h>
35#include <linux/kernel.h>
36#include <linux/init.h>
37#include <linux/delay.h>
38#include <linux/pm.h>
39#include <linux/i2c.h>
40#include <linux/of_device.h>
41#include <linux/regmap.h>
42#include <linux/spi/spi.h>
43#include <linux/slab.h>
44#include <sound/core.h>
45#include <sound/pcm.h>
46#include <sound/pcm_params.h>
47#include <sound/soc.h>
48#include <sound/initval.h>
49#include <sound/tlv.h>
50#include <asm/div64.h>
51
52#include "wm8753.h"
53
54static int caps_charge = 2000;
55module_param(caps_charge, int, 0);
56MODULE_PARM_DESC(caps_charge, "WM8753 cap charge time (msecs)");
57
58static int wm8753_hifi_write_dai_fmt(struct snd_soc_component *component,
59 unsigned int fmt);
60static int wm8753_voice_write_dai_fmt(struct snd_soc_component *component,
61 unsigned int fmt);
62
63
64
65
66
67
68static const struct reg_default wm8753_reg_defaults[] = {
69 { 0x00, 0x0000 },
70 { 0x01, 0x0008 },
71 { 0x02, 0x0000 },
72 { 0x03, 0x000a },
73 { 0x04, 0x000a },
74 { 0x05, 0x0033 },
75 { 0x06, 0x0000 },
76 { 0x07, 0x0007 },
77 { 0x08, 0x00ff },
78 { 0x09, 0x00ff },
79 { 0x0a, 0x000f },
80 { 0x0b, 0x000f },
81 { 0x0c, 0x007b },
82 { 0x0d, 0x0000 },
83 { 0x0e, 0x0032 },
84 { 0x0f, 0x0000 },
85 { 0x10, 0x00c3 },
86 { 0x11, 0x00c3 },
87 { 0x12, 0x00c0 },
88 { 0x13, 0x0000 },
89 { 0x14, 0x0000 },
90 { 0x15, 0x0000 },
91 { 0x16, 0x0000 },
92 { 0x17, 0x0000 },
93 { 0x18, 0x0000 },
94 { 0x19, 0x0000 },
95 { 0x1a, 0x0000 },
96 { 0x1b, 0x0000 },
97 { 0x1c, 0x0000 },
98 { 0x1d, 0x0000 },
99 { 0x1e, 0x0000 },
100 { 0x1f, 0x0000 },
101 { 0x20, 0x0055 },
102 { 0x21, 0x0005 },
103 { 0x22, 0x0050 },
104 { 0x23, 0x0055 },
105 { 0x24, 0x0050 },
106 { 0x25, 0x0055 },
107 { 0x26, 0x0050 },
108 { 0x27, 0x0055 },
109 { 0x28, 0x0079 },
110 { 0x29, 0x0079 },
111 { 0x2a, 0x0079 },
112 { 0x2b, 0x0079 },
113 { 0x2c, 0x0079 },
114 { 0x2d, 0x0000 },
115 { 0x2e, 0x0000 },
116 { 0x2f, 0x0000 },
117 { 0x30, 0x0000 },
118 { 0x31, 0x0097 },
119 { 0x32, 0x0097 },
120 { 0x33, 0x0000 },
121 { 0x34, 0x0004 },
122 { 0x35, 0x0000 },
123 { 0x36, 0x0083 },
124 { 0x37, 0x0024 },
125 { 0x38, 0x01ba },
126 { 0x39, 0x0000 },
127 { 0x3a, 0x0083 },
128 { 0x3b, 0x0024 },
129 { 0x3c, 0x01ba },
130 { 0x3d, 0x0000 },
131 { 0x3e, 0x0000 },
132 { 0x3f, 0x0000 },
133};
134
135static bool wm8753_volatile(struct device *dev, unsigned int reg)
136{
137 return reg == WM8753_RESET;
138}
139
140
141struct wm8753_priv {
142 struct regmap *regmap;
143 unsigned int sysclk;
144 unsigned int pcmclk;
145
146 unsigned int voice_fmt;
147 unsigned int hifi_fmt;
148
149 int dai_func;
150 struct delayed_work charge_work;
151};
152
153#define wm8753_reset(c) snd_soc_component_write(c, WM8753_RESET, 0)
154
155
156
157
158static const char *wm8753_base[] = {"Linear Control", "Adaptive Boost"};
159static const char *wm8753_base_filter[] =
160 {"130Hz @ 48kHz", "200Hz @ 48kHz", "100Hz @ 16kHz", "400Hz @ 48kHz",
161 "100Hz @ 8kHz", "200Hz @ 8kHz"};
162static const char *wm8753_treble[] = {"8kHz", "4kHz"};
163static const char *wm8753_alc_func[] = {"Off", "Right", "Left", "Stereo"};
164static const char *wm8753_ng_type[] = {"Constant PGA Gain", "Mute ADC Output"};
165static const char *wm8753_3d_func[] = {"Capture", "Playback"};
166static const char *wm8753_3d_uc[] = {"2.2kHz", "1.5kHz"};
167static const char *wm8753_3d_lc[] = {"200Hz", "500Hz"};
168static const char *wm8753_deemp[] = {"None", "32kHz", "44.1kHz", "48kHz"};
169static const char *wm8753_mono_mix[] = {"Stereo", "Left", "Right", "Mono"};
170static const char *wm8753_dac_phase[] = {"Non Inverted", "Inverted"};
171static const char *wm8753_line_mix[] = {"Line 1 + 2", "Line 1 - 2",
172 "Line 1", "Line 2"};
173static const char *wm8753_mono_mux[] = {"Line Mix", "Rx Mix"};
174static const char *wm8753_right_mux[] = {"Line 2", "Rx Mix"};
175static const char *wm8753_left_mux[] = {"Line 1", "Rx Mix"};
176static const char *wm8753_rxmsel[] = {"RXP - RXN", "RXP + RXN", "RXP", "RXN"};
177static const char *wm8753_sidetone_mux[] = {"Left PGA", "Mic 1", "Mic 2",
178 "Right PGA"};
179static const char *wm8753_mono2_src[] = {"Inverted Mono 1", "Left", "Right",
180 "Left + Right"};
181static const char *wm8753_out3[] = {"VREF", "ROUT2", "Left + Right"};
182static const char *wm8753_out4[] = {"VREF", "Capture ST", "LOUT2"};
183static const char *wm8753_radcsel[] = {"PGA", "Line or RXP-RXN", "Sidetone"};
184static const char *wm8753_ladcsel[] = {"PGA", "Line or RXP-RXN", "Line"};
185static const char *wm8753_mono_adc[] = {"Stereo", "Analogue Mix Left",
186 "Analogue Mix Right", "Digital Mono Mix"};
187static const char *wm8753_adc_hp[] = {"3.4Hz @ 48kHz", "82Hz @ 16k",
188 "82Hz @ 8kHz", "170Hz @ 8kHz"};
189static const char *wm8753_adc_filter[] = {"HiFi", "Voice"};
190static const char *wm8753_mic_sel[] = {"Mic 1", "Mic 2", "Mic 3"};
191static const char *wm8753_dai_mode[] = {"DAI 0", "DAI 1", "DAI 2", "DAI 3"};
192static const char *wm8753_dat_sel[] = {"Stereo", "Left ADC", "Right ADC",
193 "Channel Swap"};
194static const char *wm8753_rout2_phase[] = {"Non Inverted", "Inverted"};
195
196static const struct soc_enum wm8753_enum[] = {
197SOC_ENUM_SINGLE(WM8753_BASS, 7, 2, wm8753_base),
198SOC_ENUM_SINGLE(WM8753_BASS, 4, 6, wm8753_base_filter),
199SOC_ENUM_SINGLE(WM8753_TREBLE, 6, 2, wm8753_treble),
200SOC_ENUM_SINGLE(WM8753_ALC1, 7, 4, wm8753_alc_func),
201SOC_ENUM_SINGLE(WM8753_NGATE, 1, 2, wm8753_ng_type),
202SOC_ENUM_SINGLE(WM8753_3D, 7, 2, wm8753_3d_func),
203SOC_ENUM_SINGLE(WM8753_3D, 6, 2, wm8753_3d_uc),
204SOC_ENUM_SINGLE(WM8753_3D, 5, 2, wm8753_3d_lc),
205SOC_ENUM_SINGLE(WM8753_DAC, 1, 4, wm8753_deemp),
206SOC_ENUM_SINGLE(WM8753_DAC, 4, 4, wm8753_mono_mix),
207SOC_ENUM_SINGLE(WM8753_DAC, 6, 2, wm8753_dac_phase),
208SOC_ENUM_SINGLE(WM8753_INCTL1, 3, 4, wm8753_line_mix),
209SOC_ENUM_SINGLE(WM8753_INCTL1, 2, 2, wm8753_mono_mux),
210SOC_ENUM_SINGLE(WM8753_INCTL1, 1, 2, wm8753_right_mux),
211SOC_ENUM_SINGLE(WM8753_INCTL1, 0, 2, wm8753_left_mux),
212SOC_ENUM_SINGLE(WM8753_INCTL2, 6, 4, wm8753_rxmsel),
213SOC_ENUM_SINGLE(WM8753_INCTL2, 4, 4, wm8753_sidetone_mux),
214SOC_ENUM_SINGLE(WM8753_OUTCTL, 7, 4, wm8753_mono2_src),
215SOC_ENUM_SINGLE(WM8753_OUTCTL, 0, 3, wm8753_out3),
216SOC_ENUM_SINGLE(WM8753_ADCTL2, 7, 3, wm8753_out4),
217SOC_ENUM_SINGLE(WM8753_ADCIN, 2, 3, wm8753_radcsel),
218SOC_ENUM_SINGLE(WM8753_ADCIN, 0, 3, wm8753_ladcsel),
219SOC_ENUM_SINGLE(WM8753_ADCIN, 4, 4, wm8753_mono_adc),
220SOC_ENUM_SINGLE(WM8753_ADC, 2, 4, wm8753_adc_hp),
221SOC_ENUM_SINGLE(WM8753_ADC, 4, 2, wm8753_adc_filter),
222SOC_ENUM_SINGLE(WM8753_MICBIAS, 6, 3, wm8753_mic_sel),
223SOC_ENUM_SINGLE(WM8753_IOCTL, 2, 4, wm8753_dai_mode),
224SOC_ENUM_SINGLE(WM8753_ADC, 7, 4, wm8753_dat_sel),
225SOC_ENUM_SINGLE(WM8753_OUTCTL, 2, 2, wm8753_rout2_phase),
226};
227
228
229static int wm8753_get_dai(struct snd_kcontrol *kcontrol,
230 struct snd_ctl_elem_value *ucontrol)
231{
232 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
233 struct wm8753_priv *wm8753 = snd_soc_component_get_drvdata(component);
234
235 ucontrol->value.enumerated.item[0] = wm8753->dai_func;
236 return 0;
237}
238
239static int wm8753_set_dai(struct snd_kcontrol *kcontrol,
240 struct snd_ctl_elem_value *ucontrol)
241{
242 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
243 struct wm8753_priv *wm8753 = snd_soc_component_get_drvdata(component);
244 u16 ioctl;
245
246 if (wm8753->dai_func == ucontrol->value.enumerated.item[0])
247 return 0;
248
249 if (snd_soc_component_is_active(component))
250 return -EBUSY;
251
252 ioctl = snd_soc_component_read32(component, WM8753_IOCTL);
253
254 wm8753->dai_func = ucontrol->value.enumerated.item[0];
255
256 if (((ioctl >> 2) & 0x3) == wm8753->dai_func)
257 return 1;
258
259 ioctl = (ioctl & 0x1f3) | (wm8753->dai_func << 2);
260 snd_soc_component_write(component, WM8753_IOCTL, ioctl);
261
262
263 wm8753_hifi_write_dai_fmt(component, wm8753->hifi_fmt);
264 wm8753_voice_write_dai_fmt(component, wm8753->voice_fmt);
265
266 return 1;
267}
268
269static const DECLARE_TLV_DB_SCALE(rec_mix_tlv, -1500, 300, 0);
270static const DECLARE_TLV_DB_SCALE(mic_preamp_tlv, 1200, 600, 0);
271static const DECLARE_TLV_DB_SCALE(adc_tlv, -9750, 50, 1);
272static const DECLARE_TLV_DB_SCALE(dac_tlv, -12750, 50, 1);
273static const DECLARE_TLV_DB_RANGE(out_tlv,
274
275 0, 48, TLV_DB_SCALE_ITEM(-25500, 0, 0),
276 48, 127, TLV_DB_SCALE_ITEM(-7300, 100, 0)
277);
278static const DECLARE_TLV_DB_SCALE(mix_tlv, -1500, 300, 0);
279static const DECLARE_TLV_DB_SCALE(voice_mix_tlv, -1200, 300, 0);
280static const DECLARE_TLV_DB_SCALE(pga_tlv, -1725, 75, 0);
281
282static const struct snd_kcontrol_new wm8753_snd_controls[] = {
283SOC_SINGLE("Hi-Fi DAC Left/Right channel Swap", WM8753_HIFI, 5, 1, 0),
284SOC_DOUBLE_R_TLV("PCM Volume", WM8753_LDAC, WM8753_RDAC, 0, 255, 0, dac_tlv),
285
286SOC_DOUBLE_R_TLV("ADC Capture Volume", WM8753_LADC, WM8753_RADC, 0, 255, 0,
287 adc_tlv),
288
289SOC_DOUBLE_R_TLV("Headphone Playback Volume", WM8753_LOUT1V, WM8753_ROUT1V,
290 0, 127, 0, out_tlv),
291SOC_DOUBLE_R_TLV("Speaker Playback Volume", WM8753_LOUT2V, WM8753_ROUT2V, 0,
292 127, 0, out_tlv),
293
294SOC_SINGLE_TLV("Mono Playback Volume", WM8753_MOUTV, 0, 127, 0, out_tlv),
295
296SOC_DOUBLE_R_TLV("Bypass Playback Volume", WM8753_LOUTM1, WM8753_ROUTM1, 4, 7,
297 1, mix_tlv),
298SOC_DOUBLE_R_TLV("Sidetone Playback Volume", WM8753_LOUTM2, WM8753_ROUTM2, 4,
299 7, 1, mix_tlv),
300SOC_DOUBLE_R_TLV("Voice Playback Volume", WM8753_LOUTM2, WM8753_ROUTM2, 0, 7,
301 1, voice_mix_tlv),
302
303SOC_DOUBLE_R("Headphone Playback ZC Switch", WM8753_LOUT1V, WM8753_ROUT1V, 7,
304 1, 0),
305SOC_DOUBLE_R("Speaker Playback ZC Switch", WM8753_LOUT2V, WM8753_ROUT2V, 7,
306 1, 0),
307
308SOC_SINGLE_TLV("Mono Bypass Playback Volume", WM8753_MOUTM1, 4, 7, 1, mix_tlv),
309SOC_SINGLE_TLV("Mono Sidetone Playback Volume", WM8753_MOUTM2, 4, 7, 1,
310 mix_tlv),
311SOC_SINGLE_TLV("Mono Voice Playback Volume", WM8753_MOUTM2, 0, 7, 1,
312 voice_mix_tlv),
313SOC_SINGLE("Mono Playback ZC Switch", WM8753_MOUTV, 7, 1, 0),
314
315SOC_ENUM("Bass Boost", wm8753_enum[0]),
316SOC_ENUM("Bass Filter", wm8753_enum[1]),
317SOC_SINGLE("Bass Volume", WM8753_BASS, 0, 15, 1),
318
319SOC_SINGLE("Treble Volume", WM8753_TREBLE, 0, 15, 1),
320SOC_ENUM("Treble Cut-off", wm8753_enum[2]),
321
322SOC_DOUBLE_TLV("Sidetone Capture Volume", WM8753_RECMIX1, 0, 4, 7, 1,
323 rec_mix_tlv),
324SOC_SINGLE_TLV("Voice Sidetone Capture Volume", WM8753_RECMIX2, 0, 7, 1,
325 rec_mix_tlv),
326
327SOC_DOUBLE_R_TLV("Capture Volume", WM8753_LINVOL, WM8753_RINVOL, 0, 63, 0,
328 pga_tlv),
329SOC_DOUBLE_R("Capture ZC Switch", WM8753_LINVOL, WM8753_RINVOL, 6, 1, 0),
330SOC_DOUBLE_R("Capture Switch", WM8753_LINVOL, WM8753_RINVOL, 7, 1, 1),
331
332SOC_ENUM("Capture Filter Select", wm8753_enum[23]),
333SOC_ENUM("Capture Filter Cut-off", wm8753_enum[24]),
334SOC_SINGLE("Capture Filter Switch", WM8753_ADC, 0, 1, 1),
335
336SOC_SINGLE("ALC Capture Target Volume", WM8753_ALC1, 0, 7, 0),
337SOC_SINGLE("ALC Capture Max Volume", WM8753_ALC1, 4, 7, 0),
338SOC_ENUM("ALC Capture Function", wm8753_enum[3]),
339SOC_SINGLE("ALC Capture ZC Switch", WM8753_ALC2, 8, 1, 0),
340SOC_SINGLE("ALC Capture Hold Time", WM8753_ALC2, 0, 15, 1),
341SOC_SINGLE("ALC Capture Decay Time", WM8753_ALC3, 4, 15, 1),
342SOC_SINGLE("ALC Capture Attack Time", WM8753_ALC3, 0, 15, 0),
343SOC_SINGLE("ALC Capture NG Threshold", WM8753_NGATE, 3, 31, 0),
344SOC_ENUM("ALC Capture NG Type", wm8753_enum[4]),
345SOC_SINGLE("ALC Capture NG Switch", WM8753_NGATE, 0, 1, 0),
346
347SOC_ENUM("3D Function", wm8753_enum[5]),
348SOC_ENUM("3D Upper Cut-off", wm8753_enum[6]),
349SOC_ENUM("3D Lower Cut-off", wm8753_enum[7]),
350SOC_SINGLE("3D Volume", WM8753_3D, 1, 15, 0),
351SOC_SINGLE("3D Switch", WM8753_3D, 0, 1, 0),
352
353SOC_SINGLE("Capture 6dB Attenuate", WM8753_ADCTL1, 2, 1, 0),
354SOC_SINGLE("Playback 6dB Attenuate", WM8753_ADCTL1, 1, 1, 0),
355
356SOC_ENUM("De-emphasis", wm8753_enum[8]),
357SOC_ENUM("Playback Mono Mix", wm8753_enum[9]),
358SOC_ENUM("Playback Phase", wm8753_enum[10]),
359
360SOC_SINGLE_TLV("Mic2 Capture Volume", WM8753_INCTL1, 7, 3, 0, mic_preamp_tlv),
361SOC_SINGLE_TLV("Mic1 Capture Volume", WM8753_INCTL1, 5, 3, 0, mic_preamp_tlv),
362
363SOC_ENUM_EXT("DAI Mode", wm8753_enum[26], wm8753_get_dai, wm8753_set_dai),
364
365SOC_ENUM("ADC Data Select", wm8753_enum[27]),
366SOC_ENUM("ROUT2 Phase", wm8753_enum[28]),
367};
368
369
370
371
372
373
374static const struct snd_kcontrol_new wm8753_left_mixer_controls[] = {
375SOC_DAPM_SINGLE("Voice Playback Switch", WM8753_LOUTM2, 8, 1, 0),
376SOC_DAPM_SINGLE("Sidetone Playback Switch", WM8753_LOUTM2, 7, 1, 0),
377SOC_DAPM_SINGLE("Left Playback Switch", WM8753_LOUTM1, 8, 1, 0),
378SOC_DAPM_SINGLE("Bypass Playback Switch", WM8753_LOUTM1, 7, 1, 0),
379};
380
381
382static const struct snd_kcontrol_new wm8753_right_mixer_controls[] = {
383SOC_DAPM_SINGLE("Voice Playback Switch", WM8753_ROUTM2, 8, 1, 0),
384SOC_DAPM_SINGLE("Sidetone Playback Switch", WM8753_ROUTM2, 7, 1, 0),
385SOC_DAPM_SINGLE("Right Playback Switch", WM8753_ROUTM1, 8, 1, 0),
386SOC_DAPM_SINGLE("Bypass Playback Switch", WM8753_ROUTM1, 7, 1, 0),
387};
388
389
390static const struct snd_kcontrol_new wm8753_mono_mixer_controls[] = {
391SOC_DAPM_SINGLE("Left Playback Switch", WM8753_MOUTM1, 8, 1, 0),
392SOC_DAPM_SINGLE("Right Playback Switch", WM8753_MOUTM2, 8, 1, 0),
393SOC_DAPM_SINGLE("Voice Playback Switch", WM8753_MOUTM2, 3, 1, 0),
394SOC_DAPM_SINGLE("Sidetone Playback Switch", WM8753_MOUTM2, 7, 1, 0),
395SOC_DAPM_SINGLE("Bypass Playback Switch", WM8753_MOUTM1, 7, 1, 0),
396};
397
398
399static const struct snd_kcontrol_new wm8753_mono2_controls =
400SOC_DAPM_ENUM("Route", wm8753_enum[17]);
401
402
403static const struct snd_kcontrol_new wm8753_out3_controls =
404SOC_DAPM_ENUM("Route", wm8753_enum[18]);
405
406
407static const struct snd_kcontrol_new wm8753_out4_controls =
408SOC_DAPM_ENUM("Route", wm8753_enum[19]);
409
410
411static const struct snd_kcontrol_new wm8753_adc_mono_controls =
412SOC_DAPM_ENUM("Route", wm8753_enum[22]);
413
414
415static const struct snd_kcontrol_new wm8753_record_mixer_controls[] = {
416SOC_DAPM_SINGLE("Voice Capture Switch", WM8753_RECMIX2, 3, 1, 0),
417SOC_DAPM_SINGLE("Left Capture Switch", WM8753_RECMIX1, 3, 1, 0),
418SOC_DAPM_SINGLE("Right Capture Switch", WM8753_RECMIX1, 7, 1, 0),
419};
420
421
422static const struct snd_kcontrol_new wm8753_adc_left_controls =
423SOC_DAPM_ENUM("Route", wm8753_enum[21]);
424
425
426static const struct snd_kcontrol_new wm8753_adc_right_controls =
427SOC_DAPM_ENUM("Route", wm8753_enum[20]);
428
429
430static const struct snd_kcontrol_new wm8753_mic_mux_controls =
431SOC_DAPM_ENUM("Route", wm8753_enum[16]);
432
433
434static const struct snd_kcontrol_new wm8753_alc_mixer_controls[] = {
435SOC_DAPM_SINGLE("Line Capture Switch", WM8753_INCTL2, 3, 1, 0),
436SOC_DAPM_SINGLE("Mic2 Capture Switch", WM8753_INCTL2, 2, 1, 0),
437SOC_DAPM_SINGLE("Mic1 Capture Switch", WM8753_INCTL2, 1, 1, 0),
438SOC_DAPM_SINGLE("Rx Capture Switch", WM8753_INCTL2, 0, 1, 0),
439};
440
441
442static const struct snd_kcontrol_new wm8753_line_left_controls =
443SOC_DAPM_ENUM("Route", wm8753_enum[14]);
444
445
446static const struct snd_kcontrol_new wm8753_line_right_controls =
447SOC_DAPM_ENUM("Route", wm8753_enum[13]);
448
449
450static const struct snd_kcontrol_new wm8753_line_mono_controls =
451SOC_DAPM_ENUM("Route", wm8753_enum[12]);
452
453
454static const struct snd_kcontrol_new wm8753_line_mux_mix_controls =
455SOC_DAPM_ENUM("Route", wm8753_enum[11]);
456
457
458static const struct snd_kcontrol_new wm8753_rx_mux_mix_controls =
459SOC_DAPM_ENUM("Route", wm8753_enum[15]);
460
461
462static const struct snd_kcontrol_new wm8753_mic_sel_mux_controls =
463SOC_DAPM_ENUM("Route", wm8753_enum[25]);
464
465static const struct snd_soc_dapm_widget wm8753_dapm_widgets[] = {
466SND_SOC_DAPM_MICBIAS("Mic Bias", WM8753_PWR1, 5, 0),
467SND_SOC_DAPM_MIXER("Left Mixer", WM8753_PWR4, 0, 0,
468 &wm8753_left_mixer_controls[0], ARRAY_SIZE(wm8753_left_mixer_controls)),
469SND_SOC_DAPM_PGA("Left Out 1", WM8753_PWR3, 8, 0, NULL, 0),
470SND_SOC_DAPM_PGA("Left Out 2", WM8753_PWR3, 6, 0, NULL, 0),
471SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", WM8753_PWR1, 3, 0),
472SND_SOC_DAPM_OUTPUT("LOUT1"),
473SND_SOC_DAPM_OUTPUT("LOUT2"),
474SND_SOC_DAPM_MIXER("Right Mixer", WM8753_PWR4, 1, 0,
475 &wm8753_right_mixer_controls[0], ARRAY_SIZE(wm8753_right_mixer_controls)),
476SND_SOC_DAPM_PGA("Right Out 1", WM8753_PWR3, 7, 0, NULL, 0),
477SND_SOC_DAPM_PGA("Right Out 2", WM8753_PWR3, 5, 0, NULL, 0),
478SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", WM8753_PWR1, 2, 0),
479SND_SOC_DAPM_OUTPUT("ROUT1"),
480SND_SOC_DAPM_OUTPUT("ROUT2"),
481SND_SOC_DAPM_MIXER("Mono Mixer", WM8753_PWR4, 2, 0,
482 &wm8753_mono_mixer_controls[0], ARRAY_SIZE(wm8753_mono_mixer_controls)),
483SND_SOC_DAPM_PGA("Mono Out 1", WM8753_PWR3, 2, 0, NULL, 0),
484SND_SOC_DAPM_PGA("Mono Out 2", WM8753_PWR3, 1, 0, NULL, 0),
485SND_SOC_DAPM_DAC("Voice DAC", "Voice Playback", WM8753_PWR1, 4, 0),
486SND_SOC_DAPM_OUTPUT("MONO1"),
487SND_SOC_DAPM_MUX("Mono 2 Mux", SND_SOC_NOPM, 0, 0, &wm8753_mono2_controls),
488SND_SOC_DAPM_OUTPUT("MONO2"),
489SND_SOC_DAPM_MIXER("Out3 Left + Right", SND_SOC_NOPM, 0, 0, NULL, 0),
490SND_SOC_DAPM_MUX("Out3 Mux", SND_SOC_NOPM, 0, 0, &wm8753_out3_controls),
491SND_SOC_DAPM_PGA("Out 3", WM8753_PWR3, 4, 0, NULL, 0),
492SND_SOC_DAPM_OUTPUT("OUT3"),
493SND_SOC_DAPM_MUX("Out4 Mux", SND_SOC_NOPM, 0, 0, &wm8753_out4_controls),
494SND_SOC_DAPM_PGA("Out 4", WM8753_PWR3, 3, 0, NULL, 0),
495SND_SOC_DAPM_OUTPUT("OUT4"),
496SND_SOC_DAPM_MIXER("Playback Mixer", WM8753_PWR4, 3, 0,
497 &wm8753_record_mixer_controls[0],
498 ARRAY_SIZE(wm8753_record_mixer_controls)),
499SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8753_PWR2, 3, 0),
500SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8753_PWR2, 2, 0),
501SND_SOC_DAPM_MUX("Capture Left Mixer", SND_SOC_NOPM, 0, 0,
502 &wm8753_adc_mono_controls),
503SND_SOC_DAPM_MUX("Capture Right Mixer", SND_SOC_NOPM, 0, 0,
504 &wm8753_adc_mono_controls),
505SND_SOC_DAPM_MUX("Capture Left Mux", SND_SOC_NOPM, 0, 0,
506 &wm8753_adc_left_controls),
507SND_SOC_DAPM_MUX("Capture Right Mux", SND_SOC_NOPM, 0, 0,
508 &wm8753_adc_right_controls),
509SND_SOC_DAPM_MUX("Mic Sidetone Mux", SND_SOC_NOPM, 0, 0,
510 &wm8753_mic_mux_controls),
511SND_SOC_DAPM_PGA("Left Capture Volume", WM8753_PWR2, 5, 0, NULL, 0),
512SND_SOC_DAPM_PGA("Right Capture Volume", WM8753_PWR2, 4, 0, NULL, 0),
513SND_SOC_DAPM_MIXER("ALC Mixer", WM8753_PWR2, 6, 0,
514 &wm8753_alc_mixer_controls[0], ARRAY_SIZE(wm8753_alc_mixer_controls)),
515SND_SOC_DAPM_MUX("Line Left Mux", SND_SOC_NOPM, 0, 0,
516 &wm8753_line_left_controls),
517SND_SOC_DAPM_MUX("Line Right Mux", SND_SOC_NOPM, 0, 0,
518 &wm8753_line_right_controls),
519SND_SOC_DAPM_MUX("Line Mono Mux", SND_SOC_NOPM, 0, 0,
520 &wm8753_line_mono_controls),
521SND_SOC_DAPM_MUX("Line Mixer", WM8753_PWR2, 0, 0,
522 &wm8753_line_mux_mix_controls),
523SND_SOC_DAPM_MUX("Rx Mixer", WM8753_PWR2, 1, 0,
524 &wm8753_rx_mux_mix_controls),
525SND_SOC_DAPM_PGA("Mic 1 Volume", WM8753_PWR2, 8, 0, NULL, 0),
526SND_SOC_DAPM_PGA("Mic 2 Volume", WM8753_PWR2, 7, 0, NULL, 0),
527SND_SOC_DAPM_MUX("Mic Selection Mux", SND_SOC_NOPM, 0, 0,
528 &wm8753_mic_sel_mux_controls),
529SND_SOC_DAPM_INPUT("LINE1"),
530SND_SOC_DAPM_INPUT("LINE2"),
531SND_SOC_DAPM_INPUT("RXP"),
532SND_SOC_DAPM_INPUT("RXN"),
533SND_SOC_DAPM_INPUT("ACIN"),
534SND_SOC_DAPM_OUTPUT("ACOP"),
535SND_SOC_DAPM_INPUT("MIC1N"),
536SND_SOC_DAPM_INPUT("MIC1"),
537SND_SOC_DAPM_INPUT("MIC2N"),
538SND_SOC_DAPM_INPUT("MIC2"),
539SND_SOC_DAPM_VMID("VREF"),
540};
541
542static const struct snd_soc_dapm_route wm8753_dapm_routes[] = {
543
544 {"Left Mixer", "Left Playback Switch", "Left DAC"},
545 {"Left Mixer", "Voice Playback Switch", "Voice DAC"},
546 {"Left Mixer", "Sidetone Playback Switch", "Mic Sidetone Mux"},
547 {"Left Mixer", "Bypass Playback Switch", "Line Left Mux"},
548
549
550 {"Right Mixer", "Right Playback Switch", "Right DAC"},
551 {"Right Mixer", "Voice Playback Switch", "Voice DAC"},
552 {"Right Mixer", "Sidetone Playback Switch", "Mic Sidetone Mux"},
553 {"Right Mixer", "Bypass Playback Switch", "Line Right Mux"},
554
555
556 {"Mono Mixer", "Voice Playback Switch", "Voice DAC"},
557 {"Mono Mixer", "Left Playback Switch", "Left DAC"},
558 {"Mono Mixer", "Right Playback Switch", "Right DAC"},
559 {"Mono Mixer", "Sidetone Playback Switch", "Mic Sidetone Mux"},
560 {"Mono Mixer", "Bypass Playback Switch", "Line Mono Mux"},
561
562
563 {"Left Out 1", NULL, "Left Mixer"},
564 {"Left Out 2", NULL, "Left Mixer"},
565 {"LOUT1", NULL, "Left Out 1"},
566 {"LOUT2", NULL, "Left Out 2"},
567
568
569 {"Right Out 1", NULL, "Right Mixer"},
570 {"Right Out 2", NULL, "Right Mixer"},
571 {"ROUT1", NULL, "Right Out 1"},
572 {"ROUT2", NULL, "Right Out 2"},
573
574
575 {"Mono Out 1", NULL, "Mono Mixer"},
576 {"MONO1", NULL, "Mono Out 1"},
577
578
579 {"Mono 2 Mux", "Left + Right", "Out3 Left + Right"},
580 {"Mono 2 Mux", "Inverted Mono 1", "MONO1"},
581 {"Mono 2 Mux", "Left", "Left Mixer"},
582 {"Mono 2 Mux", "Right", "Right Mixer"},
583 {"Mono Out 2", NULL, "Mono 2 Mux"},
584 {"MONO2", NULL, "Mono Out 2"},
585
586
587 {"Out3 Left + Right", NULL, "Left Mixer"},
588 {"Out3 Left + Right", NULL, "Right Mixer"},
589 {"Out3 Mux", "VREF", "VREF"},
590 {"Out3 Mux", "Left + Right", "Out3 Left + Right"},
591 {"Out3 Mux", "ROUT2", "ROUT2"},
592 {"Out 3", NULL, "Out3 Mux"},
593 {"OUT3", NULL, "Out 3"},
594
595
596 {"Out4 Mux", "VREF", "VREF"},
597 {"Out4 Mux", "Capture ST", "Playback Mixer"},
598 {"Out4 Mux", "LOUT2", "LOUT2"},
599 {"Out 4", NULL, "Out4 Mux"},
600 {"OUT4", NULL, "Out 4"},
601
602
603 {"Playback Mixer", "Left Capture Switch", "Left Mixer"},
604 {"Playback Mixer", "Voice Capture Switch", "Mono Mixer"},
605 {"Playback Mixer", "Right Capture Switch", "Right Mixer"},
606
607
608 {"Mic Sidetone Mux", "Left PGA", "Left Capture Volume"},
609 {"Mic Sidetone Mux", "Right PGA", "Right Capture Volume"},
610 {"Mic Sidetone Mux", "Mic 1", "Mic 1 Volume"},
611 {"Mic Sidetone Mux", "Mic 2", "Mic 2 Volume"},
612
613
614 {"Capture Left Mux", "PGA", "Left Capture Volume"},
615 {"Capture Left Mux", "Line or RXP-RXN", "Line Left Mux"},
616 {"Capture Left Mux", "Line", "LINE1"},
617
618
619 {"Capture Right Mux", "PGA", "Right Capture Volume"},
620 {"Capture Right Mux", "Line or RXP-RXN", "Line Right Mux"},
621 {"Capture Right Mux", "Sidetone", "Playback Mixer"},
622
623
624 {"Capture Right Mixer", "Stereo", "Capture Right Mux"},
625 {"Capture Left Mixer", "Stereo", "Capture Left Mux"},
626 {"Capture Left Mixer", "Analogue Mix Left", "Capture Left Mux"},
627 {"Capture Left Mixer", "Analogue Mix Left", "Capture Right Mux"},
628 {"Capture Right Mixer", "Analogue Mix Right", "Capture Left Mux"},
629 {"Capture Right Mixer", "Analogue Mix Right", "Capture Right Mux"},
630 {"Capture Left Mixer", "Digital Mono Mix", "Capture Left Mux"},
631 {"Capture Left Mixer", "Digital Mono Mix", "Capture Right Mux"},
632 {"Capture Right Mixer", "Digital Mono Mix", "Capture Left Mux"},
633 {"Capture Right Mixer", "Digital Mono Mix", "Capture Right Mux"},
634
635
636 {"Left ADC", NULL, "Capture Left Mixer"},
637 {"Right ADC", NULL, "Capture Right Mixer"},
638
639
640 {"Left Capture Volume", NULL, "ACIN"},
641
642
643 {"Right Capture Volume", NULL, "Mic 2 Volume"},
644
645
646 {"ALC Mixer", "Line Capture Switch", "Line Mixer"},
647 {"ALC Mixer", "Mic2 Capture Switch", "Mic 2 Volume"},
648 {"ALC Mixer", "Mic1 Capture Switch", "Mic 1 Volume"},
649 {"ALC Mixer", "Rx Capture Switch", "Rx Mixer"},
650
651
652 {"Line Left Mux", "Line 1", "LINE1"},
653 {"Line Left Mux", "Rx Mix", "Rx Mixer"},
654
655
656 {"Line Right Mux", "Line 2", "LINE2"},
657 {"Line Right Mux", "Rx Mix", "Rx Mixer"},
658
659
660 {"Line Mono Mux", "Line Mix", "Line Mixer"},
661 {"Line Mono Mux", "Rx Mix", "Rx Mixer"},
662
663
664 {"Line Mixer", "Line 1 + 2", "LINE1"},
665 {"Line Mixer", "Line 1 - 2", "LINE1"},
666 {"Line Mixer", "Line 1 + 2", "LINE2"},
667 {"Line Mixer", "Line 1 - 2", "LINE2"},
668 {"Line Mixer", "Line 1", "LINE1"},
669 {"Line Mixer", "Line 2", "LINE2"},
670
671
672 {"Rx Mixer", "RXP - RXN", "RXP"},
673 {"Rx Mixer", "RXP + RXN", "RXP"},
674 {"Rx Mixer", "RXP - RXN", "RXN"},
675 {"Rx Mixer", "RXP + RXN", "RXN"},
676 {"Rx Mixer", "RXP", "RXP"},
677 {"Rx Mixer", "RXN", "RXN"},
678
679
680 {"Mic 1 Volume", NULL, "MIC1N"},
681 {"Mic 1 Volume", NULL, "Mic Selection Mux"},
682
683
684 {"Mic 2 Volume", NULL, "MIC2N"},
685 {"Mic 2 Volume", NULL, "MIC2"},
686
687
688 {"Mic Selection Mux", "Mic 1", "MIC1"},
689 {"Mic Selection Mux", "Mic 2", "MIC2N"},
690 {"Mic Selection Mux", "Mic 3", "MIC2"},
691
692
693 {"ACOP", NULL, "ALC Mixer"},
694};
695
696
697struct _pll_div {
698 u32 div2:1;
699 u32 n:4;
700 u32 k:24;
701};
702
703
704
705#define FIXED_PLL_SIZE ((1 << 22) * 10)
706
707static void pll_factors(struct _pll_div *pll_div, unsigned int target,
708 unsigned int source)
709{
710 u64 Kpart;
711 unsigned int K, Ndiv, Nmod;
712
713 Ndiv = target / source;
714 if (Ndiv < 6) {
715 source >>= 1;
716 pll_div->div2 = 1;
717 Ndiv = target / source;
718 } else
719 pll_div->div2 = 0;
720
721 if ((Ndiv < 6) || (Ndiv > 12))
722 printk(KERN_WARNING
723 "wm8753: unsupported N = %u\n", Ndiv);
724
725 pll_div->n = Ndiv;
726 Nmod = target % source;
727 Kpart = FIXED_PLL_SIZE * (long long)Nmod;
728
729 do_div(Kpart, source);
730
731 K = Kpart & 0xFFFFFFFF;
732
733
734 if ((K % 10) >= 5)
735 K += 5;
736
737
738 K /= 10;
739
740 pll_div->k = K;
741}
742
743static int wm8753_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
744 int source, unsigned int freq_in, unsigned int freq_out)
745{
746 u16 reg, enable;
747 int offset;
748 struct snd_soc_component *component = codec_dai->component;
749
750 if (pll_id < WM8753_PLL1 || pll_id > WM8753_PLL2)
751 return -ENODEV;
752
753 if (pll_id == WM8753_PLL1) {
754 offset = 0;
755 enable = 0x10;
756 reg = snd_soc_component_read32(component, WM8753_CLOCK) & 0xffef;
757 } else {
758 offset = 4;
759 enable = 0x8;
760 reg = snd_soc_component_read32(component, WM8753_CLOCK) & 0xfff7;
761 }
762
763 if (!freq_in || !freq_out) {
764
765 snd_soc_component_write(component, WM8753_PLL1CTL1 + offset, 0x0026);
766 snd_soc_component_write(component, WM8753_CLOCK, reg);
767 return 0;
768 } else {
769 u16 value = 0;
770 struct _pll_div pll_div;
771
772 pll_factors(&pll_div, freq_out * 8, freq_in);
773
774
775
776 value = (pll_div.n << 5) + ((pll_div.k & 0x3c0000) >> 18);
777 snd_soc_component_write(component, WM8753_PLL1CTL2 + offset, value);
778
779
780 value = (pll_div.k & 0x03fe00) >> 9;
781 snd_soc_component_write(component, WM8753_PLL1CTL3 + offset, value);
782
783
784 value = pll_div.k & 0x0001ff;
785 snd_soc_component_write(component, WM8753_PLL1CTL4 + offset, value);
786
787
788 snd_soc_component_write(component, WM8753_PLL1CTL1 + offset, 0x0027 |
789 (pll_div.div2 << 3));
790 snd_soc_component_write(component, WM8753_CLOCK, reg | enable);
791 }
792 return 0;
793}
794
795struct _coeff_div {
796 u32 mclk;
797 u32 rate;
798 u8 sr:5;
799 u8 usb:1;
800};
801
802
803static const struct _coeff_div coeff_div[] = {
804
805 {12288000, 8000, 0x6, 0x0},
806 {11289600, 8000, 0x16, 0x0},
807 {18432000, 8000, 0x7, 0x0},
808 {16934400, 8000, 0x17, 0x0},
809 {12000000, 8000, 0x6, 0x1},
810
811
812 {11289600, 11025, 0x18, 0x0},
813 {16934400, 11025, 0x19, 0x0},
814 {12000000, 11025, 0x19, 0x1},
815
816
817 {12288000, 16000, 0xa, 0x0},
818 {18432000, 16000, 0xb, 0x0},
819 {12000000, 16000, 0xa, 0x1},
820
821
822 {11289600, 22050, 0x1a, 0x0},
823 {16934400, 22050, 0x1b, 0x0},
824 {12000000, 22050, 0x1b, 0x1},
825
826
827 {12288000, 32000, 0xc, 0x0},
828 {18432000, 32000, 0xd, 0x0},
829 {12000000, 32000, 0xa, 0x1},
830
831
832 {11289600, 44100, 0x10, 0x0},
833 {16934400, 44100, 0x11, 0x0},
834 {12000000, 44100, 0x11, 0x1},
835
836
837 {12288000, 48000, 0x0, 0x0},
838 {18432000, 48000, 0x1, 0x0},
839 {12000000, 48000, 0x0, 0x1},
840
841
842 {11289600, 88200, 0x1e, 0x0},
843 {16934400, 88200, 0x1f, 0x0},
844 {12000000, 88200, 0x1f, 0x1},
845
846
847 {12288000, 96000, 0xe, 0x0},
848 {18432000, 96000, 0xf, 0x0},
849 {12000000, 96000, 0xe, 0x1},
850};
851
852static int get_coeff(int mclk, int rate)
853{
854 int i;
855
856 for (i = 0; i < ARRAY_SIZE(coeff_div); i++) {
857 if (coeff_div[i].rate == rate && coeff_div[i].mclk == mclk)
858 return i;
859 }
860 return -EINVAL;
861}
862
863
864
865
866static int wm8753_set_dai_sysclk(struct snd_soc_dai *codec_dai,
867 int clk_id, unsigned int freq, int dir)
868{
869 struct snd_soc_component *component = codec_dai->component;
870 struct wm8753_priv *wm8753 = snd_soc_component_get_drvdata(component);
871
872 switch (freq) {
873 case 11289600:
874 case 12000000:
875 case 12288000:
876 case 16934400:
877 case 18432000:
878 if (clk_id == WM8753_MCLK) {
879 wm8753->sysclk = freq;
880 return 0;
881 } else if (clk_id == WM8753_PCMCLK) {
882 wm8753->pcmclk = freq;
883 return 0;
884 }
885 break;
886 }
887 return -EINVAL;
888}
889
890
891
892
893static int wm8753_vdac_adc_set_dai_fmt(struct snd_soc_component *component,
894 unsigned int fmt)
895{
896 u16 voice = snd_soc_component_read32(component, WM8753_PCM) & 0x01ec;
897
898
899 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
900 case SND_SOC_DAIFMT_I2S:
901 voice |= 0x0002;
902 break;
903 case SND_SOC_DAIFMT_RIGHT_J:
904 break;
905 case SND_SOC_DAIFMT_LEFT_J:
906 voice |= 0x0001;
907 break;
908 case SND_SOC_DAIFMT_DSP_A:
909 voice |= 0x0003;
910 break;
911 case SND_SOC_DAIFMT_DSP_B:
912 voice |= 0x0013;
913 break;
914 default:
915 return -EINVAL;
916 }
917
918 snd_soc_component_write(component, WM8753_PCM, voice);
919 return 0;
920}
921
922
923
924
925static int wm8753_pcm_hw_params(struct snd_pcm_substream *substream,
926 struct snd_pcm_hw_params *params,
927 struct snd_soc_dai *dai)
928{
929 struct snd_soc_component *component = dai->component;
930 struct wm8753_priv *wm8753 = snd_soc_component_get_drvdata(component);
931 u16 voice = snd_soc_component_read32(component, WM8753_PCM) & 0x01f3;
932 u16 srate = snd_soc_component_read32(component, WM8753_SRATE1) & 0x017f;
933
934
935 switch (params_width(params)) {
936 case 16:
937 break;
938 case 20:
939 voice |= 0x0004;
940 break;
941 case 24:
942 voice |= 0x0008;
943 break;
944 case 32:
945 voice |= 0x000c;
946 break;
947 }
948
949
950 if (params_rate(params) * 384 == wm8753->pcmclk)
951 srate |= 0x80;
952 snd_soc_component_write(component, WM8753_SRATE1, srate);
953
954 snd_soc_component_write(component, WM8753_PCM, voice);
955 return 0;
956}
957
958
959
960
961static int wm8753_pcm_set_dai_fmt(struct snd_soc_component *component,
962 unsigned int fmt)
963{
964 u16 voice, ioctl;
965
966 voice = snd_soc_component_read32(component, WM8753_PCM) & 0x011f;
967 ioctl = snd_soc_component_read32(component, WM8753_IOCTL) & 0x015d;
968
969
970 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
971 case SND_SOC_DAIFMT_CBS_CFS:
972 break;
973 case SND_SOC_DAIFMT_CBM_CFM:
974 ioctl |= 0x2;
975 case SND_SOC_DAIFMT_CBM_CFS:
976 voice |= 0x0040;
977 break;
978 default:
979 return -EINVAL;
980 }
981
982
983 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
984 case SND_SOC_DAIFMT_DSP_A:
985 case SND_SOC_DAIFMT_DSP_B:
986
987 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
988 case SND_SOC_DAIFMT_NB_NF:
989 break;
990 case SND_SOC_DAIFMT_IB_NF:
991 voice |= 0x0080;
992 break;
993 default:
994 return -EINVAL;
995 }
996 break;
997 case SND_SOC_DAIFMT_I2S:
998 case SND_SOC_DAIFMT_RIGHT_J:
999 case SND_SOC_DAIFMT_LEFT_J:
1000 voice &= ~0x0010;
1001 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1002 case SND_SOC_DAIFMT_NB_NF:
1003 break;
1004 case SND_SOC_DAIFMT_IB_IF:
1005 voice |= 0x0090;
1006 break;
1007 case SND_SOC_DAIFMT_IB_NF:
1008 voice |= 0x0080;
1009 break;
1010 case SND_SOC_DAIFMT_NB_IF:
1011 voice |= 0x0010;
1012 break;
1013 default:
1014 return -EINVAL;
1015 }
1016 break;
1017 default:
1018 return -EINVAL;
1019 }
1020
1021 snd_soc_component_write(component, WM8753_PCM, voice);
1022 snd_soc_component_write(component, WM8753_IOCTL, ioctl);
1023 return 0;
1024}
1025
1026static int wm8753_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
1027 int div_id, int div)
1028{
1029 struct snd_soc_component *component = codec_dai->component;
1030 u16 reg;
1031
1032 switch (div_id) {
1033 case WM8753_PCMDIV:
1034 reg = snd_soc_component_read32(component, WM8753_CLOCK) & 0x003f;
1035 snd_soc_component_write(component, WM8753_CLOCK, reg | div);
1036 break;
1037 case WM8753_BCLKDIV:
1038 reg = snd_soc_component_read32(component, WM8753_SRATE2) & 0x01c7;
1039 snd_soc_component_write(component, WM8753_SRATE2, reg | div);
1040 break;
1041 case WM8753_VXCLKDIV:
1042 reg = snd_soc_component_read32(component, WM8753_SRATE2) & 0x003f;
1043 snd_soc_component_write(component, WM8753_SRATE2, reg | div);
1044 break;
1045 default:
1046 return -EINVAL;
1047 }
1048 return 0;
1049}
1050
1051
1052
1053
1054static int wm8753_hdac_set_dai_fmt(struct snd_soc_component *component,
1055 unsigned int fmt)
1056{
1057 u16 hifi = snd_soc_component_read32(component, WM8753_HIFI) & 0x01e0;
1058
1059
1060 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1061 case SND_SOC_DAIFMT_I2S:
1062 hifi |= 0x0002;
1063 break;
1064 case SND_SOC_DAIFMT_RIGHT_J:
1065 break;
1066 case SND_SOC_DAIFMT_LEFT_J:
1067 hifi |= 0x0001;
1068 break;
1069 case SND_SOC_DAIFMT_DSP_A:
1070 hifi |= 0x0003;
1071 break;
1072 case SND_SOC_DAIFMT_DSP_B:
1073 hifi |= 0x0013;
1074 break;
1075 default:
1076 return -EINVAL;
1077 }
1078
1079 snd_soc_component_write(component, WM8753_HIFI, hifi);
1080 return 0;
1081}
1082
1083
1084
1085
1086static int wm8753_i2s_set_dai_fmt(struct snd_soc_component *component,
1087 unsigned int fmt)
1088{
1089 u16 ioctl, hifi;
1090
1091 hifi = snd_soc_component_read32(component, WM8753_HIFI) & 0x013f;
1092 ioctl = snd_soc_component_read32(component, WM8753_IOCTL) & 0x00ae;
1093
1094
1095 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1096 case SND_SOC_DAIFMT_CBS_CFS:
1097 break;
1098 case SND_SOC_DAIFMT_CBM_CFM:
1099 ioctl |= 0x1;
1100 case SND_SOC_DAIFMT_CBM_CFS:
1101 hifi |= 0x0040;
1102 break;
1103 default:
1104 return -EINVAL;
1105 }
1106
1107
1108 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1109 case SND_SOC_DAIFMT_DSP_A:
1110 case SND_SOC_DAIFMT_DSP_B:
1111
1112 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1113 case SND_SOC_DAIFMT_NB_NF:
1114 break;
1115 case SND_SOC_DAIFMT_IB_NF:
1116 hifi |= 0x0080;
1117 break;
1118 default:
1119 return -EINVAL;
1120 }
1121 break;
1122 case SND_SOC_DAIFMT_I2S:
1123 case SND_SOC_DAIFMT_RIGHT_J:
1124 case SND_SOC_DAIFMT_LEFT_J:
1125 hifi &= ~0x0010;
1126 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1127 case SND_SOC_DAIFMT_NB_NF:
1128 break;
1129 case SND_SOC_DAIFMT_IB_IF:
1130 hifi |= 0x0090;
1131 break;
1132 case SND_SOC_DAIFMT_IB_NF:
1133 hifi |= 0x0080;
1134 break;
1135 case SND_SOC_DAIFMT_NB_IF:
1136 hifi |= 0x0010;
1137 break;
1138 default:
1139 return -EINVAL;
1140 }
1141 break;
1142 default:
1143 return -EINVAL;
1144 }
1145
1146 snd_soc_component_write(component, WM8753_HIFI, hifi);
1147 snd_soc_component_write(component, WM8753_IOCTL, ioctl);
1148 return 0;
1149}
1150
1151
1152
1153
1154static int wm8753_i2s_hw_params(struct snd_pcm_substream *substream,
1155 struct snd_pcm_hw_params *params,
1156 struct snd_soc_dai *dai)
1157{
1158 struct snd_soc_component *component = dai->component;
1159 struct wm8753_priv *wm8753 = snd_soc_component_get_drvdata(component);
1160 u16 srate = snd_soc_component_read32(component, WM8753_SRATE1) & 0x01c0;
1161 u16 hifi = snd_soc_component_read32(component, WM8753_HIFI) & 0x01f3;
1162 int coeff;
1163
1164
1165 coeff = get_coeff(wm8753->sysclk, params_rate(params));
1166 if (coeff < 0) {
1167 printk(KERN_ERR "wm8753 invalid MCLK or rate\n");
1168 return coeff;
1169 }
1170 snd_soc_component_write(component, WM8753_SRATE1, srate | (coeff_div[coeff].sr << 1) |
1171 coeff_div[coeff].usb);
1172
1173
1174 switch (params_width(params)) {
1175 case 16:
1176 break;
1177 case 20:
1178 hifi |= 0x0004;
1179 break;
1180 case 24:
1181 hifi |= 0x0008;
1182 break;
1183 case 32:
1184 hifi |= 0x000c;
1185 break;
1186 }
1187
1188 snd_soc_component_write(component, WM8753_HIFI, hifi);
1189 return 0;
1190}
1191
1192static int wm8753_mode1v_set_dai_fmt(struct snd_soc_component *component,
1193 unsigned int fmt)
1194{
1195 u16 clock;
1196
1197
1198 clock = snd_soc_component_read32(component, WM8753_CLOCK) & 0xfffb;
1199 snd_soc_component_write(component, WM8753_CLOCK, clock);
1200
1201 return wm8753_vdac_adc_set_dai_fmt(component, fmt);
1202}
1203
1204static int wm8753_mode1h_set_dai_fmt(struct snd_soc_component *component,
1205 unsigned int fmt)
1206{
1207 return wm8753_hdac_set_dai_fmt(component, fmt);
1208}
1209
1210static int wm8753_mode2_set_dai_fmt(struct snd_soc_component *component,
1211 unsigned int fmt)
1212{
1213 u16 clock;
1214
1215
1216 clock = snd_soc_component_read32(component, WM8753_CLOCK) & 0xfffb;
1217 snd_soc_component_write(component, WM8753_CLOCK, clock);
1218
1219 return wm8753_vdac_adc_set_dai_fmt(component, fmt);
1220}
1221
1222static int wm8753_mode3_4_set_dai_fmt(struct snd_soc_component *component,
1223 unsigned int fmt)
1224{
1225 u16 clock;
1226
1227
1228 clock = snd_soc_component_read32(component, WM8753_CLOCK) & 0xfffb;
1229 snd_soc_component_write(component, WM8753_CLOCK, clock | 0x4);
1230
1231 if (wm8753_hdac_set_dai_fmt(component, fmt) < 0)
1232 return -EINVAL;
1233 return wm8753_vdac_adc_set_dai_fmt(component, fmt);
1234}
1235
1236static int wm8753_hifi_write_dai_fmt(struct snd_soc_component *component,
1237 unsigned int fmt)
1238{
1239 struct wm8753_priv *wm8753 = snd_soc_component_get_drvdata(component);
1240 int ret = 0;
1241
1242 switch (wm8753->dai_func) {
1243 case 0:
1244 ret = wm8753_mode1h_set_dai_fmt(component, fmt);
1245 break;
1246 case 1:
1247 ret = wm8753_mode2_set_dai_fmt(component, fmt);
1248 break;
1249 case 2:
1250 case 3:
1251 ret = wm8753_mode3_4_set_dai_fmt(component, fmt);
1252 break;
1253 default:
1254 break;
1255 }
1256 if (ret)
1257 return ret;
1258
1259 return wm8753_i2s_set_dai_fmt(component, fmt);
1260}
1261
1262static int wm8753_hifi_set_dai_fmt(struct snd_soc_dai *codec_dai,
1263 unsigned int fmt)
1264{
1265 struct snd_soc_component *component = codec_dai->component;
1266 struct wm8753_priv *wm8753 = snd_soc_component_get_drvdata(component);
1267
1268 wm8753->hifi_fmt = fmt;
1269
1270 return wm8753_hifi_write_dai_fmt(component, fmt);
1271};
1272
1273static int wm8753_voice_write_dai_fmt(struct snd_soc_component *component,
1274 unsigned int fmt)
1275{
1276 struct wm8753_priv *wm8753 = snd_soc_component_get_drvdata(component);
1277 int ret = 0;
1278
1279 if (wm8753->dai_func != 0)
1280 return 0;
1281
1282 ret = wm8753_mode1v_set_dai_fmt(component, fmt);
1283 if (ret)
1284 return ret;
1285 ret = wm8753_pcm_set_dai_fmt(component, fmt);
1286 if (ret)
1287 return ret;
1288
1289 return 0;
1290};
1291
1292static int wm8753_voice_set_dai_fmt(struct snd_soc_dai *codec_dai,
1293 unsigned int fmt)
1294{
1295 struct snd_soc_component *component = codec_dai->component;
1296 struct wm8753_priv *wm8753 = snd_soc_component_get_drvdata(component);
1297
1298 wm8753->voice_fmt = fmt;
1299
1300 return wm8753_voice_write_dai_fmt(component, fmt);
1301};
1302
1303static int wm8753_mute(struct snd_soc_dai *dai, int mute)
1304{
1305 struct snd_soc_component *component = dai->component;
1306 u16 mute_reg = snd_soc_component_read32(component, WM8753_DAC) & 0xfff7;
1307 struct wm8753_priv *wm8753 = snd_soc_component_get_drvdata(component);
1308
1309
1310
1311 if (mute && wm8753->dai_func == 1) {
1312 if (!snd_soc_component_is_active(component))
1313 snd_soc_component_write(component, WM8753_DAC, mute_reg | 0x8);
1314 } else {
1315 if (mute)
1316 snd_soc_component_write(component, WM8753_DAC, mute_reg | 0x8);
1317 else
1318 snd_soc_component_write(component, WM8753_DAC, mute_reg);
1319 }
1320
1321 return 0;
1322}
1323
1324static void wm8753_charge_work(struct work_struct *work)
1325{
1326 struct wm8753_priv *wm8753 =
1327 container_of(work, struct wm8753_priv, charge_work.work);
1328
1329
1330 regmap_update_bits(wm8753->regmap, WM8753_PWR1, 0x0180, 0x0100);
1331}
1332
1333static int wm8753_set_bias_level(struct snd_soc_component *component,
1334 enum snd_soc_bias_level level)
1335{
1336 struct wm8753_priv *wm8753 = snd_soc_component_get_drvdata(component);
1337 u16 pwr_reg = snd_soc_component_read32(component, WM8753_PWR1) & 0xfe3e;
1338
1339 switch (level) {
1340 case SND_SOC_BIAS_ON:
1341
1342 snd_soc_component_write(component, WM8753_PWR1, pwr_reg | 0x00c0);
1343 break;
1344 case SND_SOC_BIAS_PREPARE:
1345
1346 flush_delayed_work(&wm8753->charge_work);
1347 break;
1348 case SND_SOC_BIAS_STANDBY:
1349 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
1350
1351 snd_soc_component_write(component, WM8753_PWR1, pwr_reg | 0x01c1);
1352 schedule_delayed_work(&wm8753->charge_work,
1353 msecs_to_jiffies(caps_charge));
1354 } else {
1355
1356 snd_soc_component_write(component, WM8753_PWR1, pwr_reg | 0x0141);
1357 }
1358 break;
1359 case SND_SOC_BIAS_OFF:
1360 cancel_delayed_work_sync(&wm8753->charge_work);
1361 snd_soc_component_write(component, WM8753_PWR1, 0x0001);
1362 break;
1363 }
1364 return 0;
1365}
1366
1367#define WM8753_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
1368 SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 |\
1369 SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\
1370 SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000)
1371
1372#define WM8753_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1373 SNDRV_PCM_FMTBIT_S24_LE)
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386static const struct snd_soc_dai_ops wm8753_dai_ops_hifi_mode = {
1387 .hw_params = wm8753_i2s_hw_params,
1388 .digital_mute = wm8753_mute,
1389 .set_fmt = wm8753_hifi_set_dai_fmt,
1390 .set_clkdiv = wm8753_set_dai_clkdiv,
1391 .set_pll = wm8753_set_dai_pll,
1392 .set_sysclk = wm8753_set_dai_sysclk,
1393};
1394
1395static const struct snd_soc_dai_ops wm8753_dai_ops_voice_mode = {
1396 .hw_params = wm8753_pcm_hw_params,
1397 .digital_mute = wm8753_mute,
1398 .set_fmt = wm8753_voice_set_dai_fmt,
1399 .set_clkdiv = wm8753_set_dai_clkdiv,
1400 .set_pll = wm8753_set_dai_pll,
1401 .set_sysclk = wm8753_set_dai_sysclk,
1402};
1403
1404static struct snd_soc_dai_driver wm8753_dai[] = {
1405
1406{ .name = "wm8753-hifi",
1407 .playback = {
1408 .stream_name = "HiFi Playback",
1409 .channels_min = 1,
1410 .channels_max = 2,
1411 .rates = WM8753_RATES,
1412 .formats = WM8753_FORMATS
1413 },
1414 .capture = {
1415 .stream_name = "Capture",
1416 .channels_min = 1,
1417 .channels_max = 2,
1418 .rates = WM8753_RATES,
1419 .formats = WM8753_FORMATS
1420 },
1421 .ops = &wm8753_dai_ops_hifi_mode,
1422},
1423
1424{ .name = "wm8753-voice",
1425 .playback = {
1426 .stream_name = "Voice Playback",
1427 .channels_min = 1,
1428 .channels_max = 1,
1429 .rates = WM8753_RATES,
1430 .formats = WM8753_FORMATS,
1431 },
1432 .capture = {
1433 .stream_name = "Capture",
1434 .channels_min = 1,
1435 .channels_max = 2,
1436 .rates = WM8753_RATES,
1437 .formats = WM8753_FORMATS,
1438 },
1439 .ops = &wm8753_dai_ops_voice_mode,
1440},
1441};
1442
1443static int wm8753_resume(struct snd_soc_component *component)
1444{
1445 struct wm8753_priv *wm8753 = snd_soc_component_get_drvdata(component);
1446
1447 regcache_sync(wm8753->regmap);
1448
1449 return 0;
1450}
1451
1452static int wm8753_probe(struct snd_soc_component *component)
1453{
1454 struct wm8753_priv *wm8753 = snd_soc_component_get_drvdata(component);
1455 int ret;
1456
1457 INIT_DELAYED_WORK(&wm8753->charge_work, wm8753_charge_work);
1458
1459 ret = wm8753_reset(component);
1460 if (ret < 0) {
1461 dev_err(component->dev, "Failed to issue reset: %d\n", ret);
1462 return ret;
1463 }
1464
1465 wm8753->dai_func = 0;
1466
1467
1468 snd_soc_component_update_bits(component, WM8753_LDAC, 0x0100, 0x0100);
1469 snd_soc_component_update_bits(component, WM8753_RDAC, 0x0100, 0x0100);
1470 snd_soc_component_update_bits(component, WM8753_LADC, 0x0100, 0x0100);
1471 snd_soc_component_update_bits(component, WM8753_RADC, 0x0100, 0x0100);
1472 snd_soc_component_update_bits(component, WM8753_LOUT1V, 0x0100, 0x0100);
1473 snd_soc_component_update_bits(component, WM8753_ROUT1V, 0x0100, 0x0100);
1474 snd_soc_component_update_bits(component, WM8753_LOUT2V, 0x0100, 0x0100);
1475 snd_soc_component_update_bits(component, WM8753_ROUT2V, 0x0100, 0x0100);
1476 snd_soc_component_update_bits(component, WM8753_LINVOL, 0x0100, 0x0100);
1477 snd_soc_component_update_bits(component, WM8753_RINVOL, 0x0100, 0x0100);
1478
1479 return 0;
1480}
1481
1482static const struct snd_soc_component_driver soc_component_dev_wm8753 = {
1483 .probe = wm8753_probe,
1484 .resume = wm8753_resume,
1485 .set_bias_level = wm8753_set_bias_level,
1486 .controls = wm8753_snd_controls,
1487 .num_controls = ARRAY_SIZE(wm8753_snd_controls),
1488 .dapm_widgets = wm8753_dapm_widgets,
1489 .num_dapm_widgets = ARRAY_SIZE(wm8753_dapm_widgets),
1490 .dapm_routes = wm8753_dapm_routes,
1491 .num_dapm_routes = ARRAY_SIZE(wm8753_dapm_routes),
1492 .suspend_bias_off = 1,
1493 .idle_bias_on = 1,
1494 .use_pmdown_time = 1,
1495 .endianness = 1,
1496 .non_legacy_dai_naming = 1,
1497};
1498
1499static const struct of_device_id wm8753_of_match[] = {
1500 { .compatible = "wlf,wm8753", },
1501 { }
1502};
1503MODULE_DEVICE_TABLE(of, wm8753_of_match);
1504
1505static const struct regmap_config wm8753_regmap = {
1506 .reg_bits = 7,
1507 .val_bits = 9,
1508
1509 .max_register = WM8753_ADCTL2,
1510 .volatile_reg = wm8753_volatile,
1511
1512 .cache_type = REGCACHE_RBTREE,
1513 .reg_defaults = wm8753_reg_defaults,
1514 .num_reg_defaults = ARRAY_SIZE(wm8753_reg_defaults),
1515};
1516
1517#if defined(CONFIG_SPI_MASTER)
1518static int wm8753_spi_probe(struct spi_device *spi)
1519{
1520 struct wm8753_priv *wm8753;
1521 int ret;
1522
1523 wm8753 = devm_kzalloc(&spi->dev, sizeof(struct wm8753_priv),
1524 GFP_KERNEL);
1525 if (wm8753 == NULL)
1526 return -ENOMEM;
1527
1528 spi_set_drvdata(spi, wm8753);
1529
1530 wm8753->regmap = devm_regmap_init_spi(spi, &wm8753_regmap);
1531 if (IS_ERR(wm8753->regmap)) {
1532 ret = PTR_ERR(wm8753->regmap);
1533 dev_err(&spi->dev, "Failed to allocate register map: %d\n",
1534 ret);
1535 return ret;
1536 }
1537
1538 ret = devm_snd_soc_register_component(&spi->dev, &soc_component_dev_wm8753,
1539 wm8753_dai, ARRAY_SIZE(wm8753_dai));
1540 if (ret != 0)
1541 dev_err(&spi->dev, "Failed to register CODEC: %d\n", ret);
1542
1543 return ret;
1544}
1545
1546static struct spi_driver wm8753_spi_driver = {
1547 .driver = {
1548 .name = "wm8753",
1549 .of_match_table = wm8753_of_match,
1550 },
1551 .probe = wm8753_spi_probe,
1552};
1553#endif
1554
1555#if IS_ENABLED(CONFIG_I2C)
1556static int wm8753_i2c_probe(struct i2c_client *i2c,
1557 const struct i2c_device_id *id)
1558{
1559 struct wm8753_priv *wm8753;
1560 int ret;
1561
1562 wm8753 = devm_kzalloc(&i2c->dev, sizeof(struct wm8753_priv),
1563 GFP_KERNEL);
1564 if (wm8753 == NULL)
1565 return -ENOMEM;
1566
1567 i2c_set_clientdata(i2c, wm8753);
1568
1569 wm8753->regmap = devm_regmap_init_i2c(i2c, &wm8753_regmap);
1570 if (IS_ERR(wm8753->regmap)) {
1571 ret = PTR_ERR(wm8753->regmap);
1572 dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
1573 ret);
1574 return ret;
1575 }
1576
1577 ret = devm_snd_soc_register_component(&i2c->dev, &soc_component_dev_wm8753,
1578 wm8753_dai, ARRAY_SIZE(wm8753_dai));
1579 if (ret != 0)
1580 dev_err(&i2c->dev, "Failed to register CODEC: %d\n", ret);
1581
1582 return ret;
1583}
1584
1585static const struct i2c_device_id wm8753_i2c_id[] = {
1586 { "wm8753", 0 },
1587 { }
1588};
1589MODULE_DEVICE_TABLE(i2c, wm8753_i2c_id);
1590
1591static struct i2c_driver wm8753_i2c_driver = {
1592 .driver = {
1593 .name = "wm8753",
1594 .of_match_table = wm8753_of_match,
1595 },
1596 .probe = wm8753_i2c_probe,
1597 .id_table = wm8753_i2c_id,
1598};
1599#endif
1600
1601static int __init wm8753_modinit(void)
1602{
1603 int ret = 0;
1604#if IS_ENABLED(CONFIG_I2C)
1605 ret = i2c_add_driver(&wm8753_i2c_driver);
1606 if (ret != 0) {
1607 printk(KERN_ERR "Failed to register wm8753 I2C driver: %d\n",
1608 ret);
1609 }
1610#endif
1611#if defined(CONFIG_SPI_MASTER)
1612 ret = spi_register_driver(&wm8753_spi_driver);
1613 if (ret != 0) {
1614 printk(KERN_ERR "Failed to register wm8753 SPI driver: %d\n",
1615 ret);
1616 }
1617#endif
1618 return ret;
1619}
1620module_init(wm8753_modinit);
1621
1622static void __exit wm8753_exit(void)
1623{
1624#if IS_ENABLED(CONFIG_I2C)
1625 i2c_del_driver(&wm8753_i2c_driver);
1626#endif
1627#if defined(CONFIG_SPI_MASTER)
1628 spi_unregister_driver(&wm8753_spi_driver);
1629#endif
1630}
1631module_exit(wm8753_exit);
1632
1633MODULE_DESCRIPTION("ASoC WM8753 driver");
1634MODULE_AUTHOR("Liam Girdwood");
1635MODULE_LICENSE("GPL");
1636
