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powerpc/pmac: Fix issues with sleep on some powerbooks
[linux-2.6/verdex.git] / sound / soc / codecs / wm8990.c
blobd029818350e9fe9d5778c3fbb4087b0245d58023
1 /*
2 * wm8990.c -- WM8990 ALSA Soc Audio driver
3 *
4 * Copyright 2008 Wolfson Microelectronics PLC.
5 * Author: Liam Girdwood <lrg@slimlogic.co.uk>
6 *
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.
11 */
12
13 #include <linux/module.h>
14 #include <linux/moduleparam.h>
15 #include <linux/kernel.h>
16 #include <linux/init.h>
17 #include <linux/delay.h>
18 #include <linux/pm.h>
19 #include <linux/i2c.h>
20 #include <linux/platform_device.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/soc-dapm.h>
26 #include <sound/initval.h>
27 #include <sound/tlv.h>
28 #include <asm/div64.h>
29
30 #include "wm8990.h"
31
32 #define WM8990_VERSION "0.2"
33
34 /* codec private data */
35 struct wm8990_priv {
36 unsigned int sysclk;
37 unsigned int pcmclk;
38 };
39
40 /*
41 * wm8990 register cache. Note that register 0 is not included in the
42 * cache.
43 */
44 static const u16 wm8990_reg[] = {
45 0x8990, /* R0 - Reset */
46 0x0000, /* R1 - Power Management (1) */
47 0x6000, /* R2 - Power Management (2) */
48 0x0000, /* R3 - Power Management (3) */
49 0x4050, /* R4 - Audio Interface (1) */
50 0x4000, /* R5 - Audio Interface (2) */
51 0x01C8, /* R6 - Clocking (1) */
52 0x0000, /* R7 - Clocking (2) */
53 0x0040, /* R8 - Audio Interface (3) */
54 0x0040, /* R9 - Audio Interface (4) */
55 0x0004, /* R10 - DAC CTRL */
56 0x00C0, /* R11 - Left DAC Digital Volume */
57 0x00C0, /* R12 - Right DAC Digital Volume */
58 0x0000, /* R13 - Digital Side Tone */
59 0x0100, /* R14 - ADC CTRL */
60 0x00C0, /* R15 - Left ADC Digital Volume */
61 0x00C0, /* R16 - Right ADC Digital Volume */
62 0x0000, /* R17 */
63 0x0000, /* R18 - GPIO CTRL 1 */
64 0x1000, /* R19 - GPIO1 & GPIO2 */
65 0x1010, /* R20 - GPIO3 & GPIO4 */
66 0x1010, /* R21 - GPIO5 & GPIO6 */
67 0x8000, /* R22 - GPIOCTRL 2 */
68 0x0800, /* R23 - GPIO_POL */
69 0x008B, /* R24 - Left Line Input 1&2 Volume */
70 0x008B, /* R25 - Left Line Input 3&4 Volume */
71 0x008B, /* R26 - Right Line Input 1&2 Volume */
72 0x008B, /* R27 - Right Line Input 3&4 Volume */
73 0x0000, /* R28 - Left Output Volume */
74 0x0000, /* R29 - Right Output Volume */
75 0x0066, /* R30 - Line Outputs Volume */
76 0x0022, /* R31 - Out3/4 Volume */
77 0x0079, /* R32 - Left OPGA Volume */
78 0x0079, /* R33 - Right OPGA Volume */
79 0x0003, /* R34 - Speaker Volume */
80 0x0003, /* R35 - ClassD1 */
81 0x0000, /* R36 */
82 0x0100, /* R37 - ClassD3 */
83 0x0079, /* R38 - ClassD4 */
84 0x0000, /* R39 - Input Mixer1 */
85 0x0000, /* R40 - Input Mixer2 */
86 0x0000, /* R41 - Input Mixer3 */
87 0x0000, /* R42 - Input Mixer4 */
88 0x0000, /* R43 - Input Mixer5 */
89 0x0000, /* R44 - Input Mixer6 */
90 0x0000, /* R45 - Output Mixer1 */
91 0x0000, /* R46 - Output Mixer2 */
92 0x0000, /* R47 - Output Mixer3 */
93 0x0000, /* R48 - Output Mixer4 */
94 0x0000, /* R49 - Output Mixer5 */
95 0x0000, /* R50 - Output Mixer6 */
96 0x0180, /* R51 - Out3/4 Mixer */
97 0x0000, /* R52 - Line Mixer1 */
98 0x0000, /* R53 - Line Mixer2 */
99 0x0000, /* R54 - Speaker Mixer */
100 0x0000, /* R55 - Additional Control */
101 0x0000, /* R56 - AntiPOP1 */
102 0x0000, /* R57 - AntiPOP2 */
103 0x0000, /* R58 - MICBIAS */
104 0x0000, /* R59 */
105 0x0008, /* R60 - PLL1 */
106 0x0031, /* R61 - PLL2 */
107 0x0026, /* R62 - PLL3 */
108 0x0000, /* R63 - Driver internal */
109 };
110
111 /*
112 * read wm8990 register cache
113 */
114 static inline unsigned int wm8990_read_reg_cache(struct snd_soc_codec *codec,
115 unsigned int reg)
116 {
117 u16 *cache = codec->reg_cache;
118 BUG_ON(reg >= ARRAY_SIZE(wm8990_reg));
119 return cache[reg];
120 }
121
122 /*
123 * write wm8990 register cache
124 */
125 static inline void wm8990_write_reg_cache(struct snd_soc_codec *codec,
126 unsigned int reg, unsigned int value)
127 {
128 u16 *cache = codec->reg_cache;
129
130 /* Reset register and reserved registers are uncached */
131 if (reg == 0 || reg >= ARRAY_SIZE(wm8990_reg))
132 return;
133
134 cache[reg] = value;
135 }
136
137 /*
138 * write to the wm8990 register space
139 */
140 static int wm8990_write(struct snd_soc_codec *codec, unsigned int reg,
141 unsigned int value)
142 {
143 u8 data[3];
144
145 data[0] = reg & 0xFF;
146 data[1] = (value >> 8) & 0xFF;
147 data[2] = value & 0xFF;
148
149 wm8990_write_reg_cache(codec, reg, value);
150
151 if (codec->hw_write(codec->control_data, data, 3) == 2)
152 return 0;
153 else
154 return -EIO;
155 }
156
157 #define wm8990_reset(c) wm8990_write(c, WM8990_RESET, 0)
158
159 static const DECLARE_TLV_DB_LINEAR(rec_mix_tlv, -1500, 600);
160
161 static const DECLARE_TLV_DB_LINEAR(in_pga_tlv, -1650, 3000);
162
163 static const DECLARE_TLV_DB_LINEAR(out_mix_tlv, 0, -2100);
164
165 static const DECLARE_TLV_DB_LINEAR(out_pga_tlv, -7300, 600);
166
167 static const DECLARE_TLV_DB_LINEAR(out_omix_tlv, -600, 0);
168
169 static const DECLARE_TLV_DB_LINEAR(out_dac_tlv, -7163, 0);
170
171 static const DECLARE_TLV_DB_LINEAR(in_adc_tlv, -7163, 1763);
172
173 static const DECLARE_TLV_DB_LINEAR(out_sidetone_tlv, -3600, 0);
174
175 static int wm899x_outpga_put_volsw_vu(struct snd_kcontrol *kcontrol,
176 struct snd_ctl_elem_value *ucontrol)
177 {
178 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
179 struct soc_mixer_control *mc =
180 (struct soc_mixer_control *)kcontrol->private_value;
181 int reg = mc->reg;
182 int ret;
183 u16 val;
184
185 ret = snd_soc_put_volsw(kcontrol, ucontrol);
186 if (ret < 0)
187 return ret;
188
189 /* now hit the volume update bits (always bit 8) */
190 val = wm8990_read_reg_cache(codec, reg);
191 return wm8990_write(codec, reg, val | 0x0100);
192 }
193
194 #define SOC_WM899X_OUTPGA_SINGLE_R_TLV(xname, reg, shift, max, invert,\
195 tlv_array) {\
196 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
197 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
198 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
199 .tlv.p = (tlv_array), \
200 .info = snd_soc_info_volsw, \
201 .get = snd_soc_get_volsw, .put = wm899x_outpga_put_volsw_vu, \
202 .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) }
203
204
205 static const char *wm8990_digital_sidetone[] =
206 {"None", "Left ADC", "Right ADC", "Reserved"};
207
208 static const struct soc_enum wm8990_left_digital_sidetone_enum =
209 SOC_ENUM_SINGLE(WM8990_DIGITAL_SIDE_TONE,
210 WM8990_ADC_TO_DACL_SHIFT,
211 WM8990_ADC_TO_DACL_MASK,
212 wm8990_digital_sidetone);
213
214 static const struct soc_enum wm8990_right_digital_sidetone_enum =
215 SOC_ENUM_SINGLE(WM8990_DIGITAL_SIDE_TONE,
216 WM8990_ADC_TO_DACR_SHIFT,
217 WM8990_ADC_TO_DACR_MASK,
218 wm8990_digital_sidetone);
219
220 static const char *wm8990_adcmode[] =
221 {"Hi-fi mode", "Voice mode 1", "Voice mode 2", "Voice mode 3"};
222
223 static const struct soc_enum wm8990_right_adcmode_enum =
224 SOC_ENUM_SINGLE(WM8990_ADC_CTRL,
225 WM8990_ADC_HPF_CUT_SHIFT,
226 WM8990_ADC_HPF_CUT_MASK,
227 wm8990_adcmode);
228
229 static const struct snd_kcontrol_new wm8990_snd_controls[] = {
230 /* INMIXL */
231 SOC_SINGLE("LIN12 PGA Boost", WM8990_INPUT_MIXER3, WM8990_L12MNBST_BIT, 1, 0),
232 SOC_SINGLE("LIN34 PGA Boost", WM8990_INPUT_MIXER3, WM8990_L34MNBST_BIT, 1, 0),
233 /* INMIXR */
234 SOC_SINGLE("RIN12 PGA Boost", WM8990_INPUT_MIXER3, WM8990_R12MNBST_BIT, 1, 0),
235 SOC_SINGLE("RIN34 PGA Boost", WM8990_INPUT_MIXER3, WM8990_R34MNBST_BIT, 1, 0),
236
237 /* LOMIX */
238 SOC_SINGLE_TLV("LOMIX LIN3 Bypass Volume", WM8990_OUTPUT_MIXER3,
239 WM8990_LLI3LOVOL_SHIFT, WM8990_LLI3LOVOL_MASK, 1, out_mix_tlv),
240 SOC_SINGLE_TLV("LOMIX RIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER3,
241 WM8990_LR12LOVOL_SHIFT, WM8990_LR12LOVOL_MASK, 1, out_mix_tlv),
242 SOC_SINGLE_TLV("LOMIX LIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER3,
243 WM8990_LL12LOVOL_SHIFT, WM8990_LL12LOVOL_MASK, 1, out_mix_tlv),
244 SOC_SINGLE_TLV("LOMIX RIN3 Bypass Volume", WM8990_OUTPUT_MIXER5,
245 WM8990_LRI3LOVOL_SHIFT, WM8990_LRI3LOVOL_MASK, 1, out_mix_tlv),
246 SOC_SINGLE_TLV("LOMIX AINRMUX Bypass Volume", WM8990_OUTPUT_MIXER5,
247 WM8990_LRBLOVOL_SHIFT, WM8990_LRBLOVOL_MASK, 1, out_mix_tlv),
248 SOC_SINGLE_TLV("LOMIX AINLMUX Bypass Volume", WM8990_OUTPUT_MIXER5,
249 WM8990_LRBLOVOL_SHIFT, WM8990_LRBLOVOL_MASK, 1, out_mix_tlv),
250
251 /* ROMIX */
252 SOC_SINGLE_TLV("ROMIX RIN3 Bypass Volume", WM8990_OUTPUT_MIXER4,
253 WM8990_RRI3ROVOL_SHIFT, WM8990_RRI3ROVOL_MASK, 1, out_mix_tlv),
254 SOC_SINGLE_TLV("ROMIX LIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER4,
255 WM8990_RL12ROVOL_SHIFT, WM8990_RL12ROVOL_MASK, 1, out_mix_tlv),
256 SOC_SINGLE_TLV("ROMIX RIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER4,
257 WM8990_RR12ROVOL_SHIFT, WM8990_RR12ROVOL_MASK, 1, out_mix_tlv),
258 SOC_SINGLE_TLV("ROMIX LIN3 Bypass Volume", WM8990_OUTPUT_MIXER6,
259 WM8990_RLI3ROVOL_SHIFT, WM8990_RLI3ROVOL_MASK, 1, out_mix_tlv),
260 SOC_SINGLE_TLV("ROMIX AINLMUX Bypass Volume", WM8990_OUTPUT_MIXER6,
261 WM8990_RLBROVOL_SHIFT, WM8990_RLBROVOL_MASK, 1, out_mix_tlv),
262 SOC_SINGLE_TLV("ROMIX AINRMUX Bypass Volume", WM8990_OUTPUT_MIXER6,
263 WM8990_RRBROVOL_SHIFT, WM8990_RRBROVOL_MASK, 1, out_mix_tlv),
264
265 /* LOUT */
266 SOC_WM899X_OUTPGA_SINGLE_R_TLV("LOUT Volume", WM8990_LEFT_OUTPUT_VOLUME,
267 WM8990_LOUTVOL_SHIFT, WM8990_LOUTVOL_MASK, 0, out_pga_tlv),
268 SOC_SINGLE("LOUT ZC", WM8990_LEFT_OUTPUT_VOLUME, WM8990_LOZC_BIT, 1, 0),
269
270 /* ROUT */
271 SOC_WM899X_OUTPGA_SINGLE_R_TLV("ROUT Volume", WM8990_RIGHT_OUTPUT_VOLUME,
272 WM8990_ROUTVOL_SHIFT, WM8990_ROUTVOL_MASK, 0, out_pga_tlv),
273 SOC_SINGLE("ROUT ZC", WM8990_RIGHT_OUTPUT_VOLUME, WM8990_ROZC_BIT, 1, 0),
274
275 /* LOPGA */
276 SOC_WM899X_OUTPGA_SINGLE_R_TLV("LOPGA Volume", WM8990_LEFT_OPGA_VOLUME,
277 WM8990_LOPGAVOL_SHIFT, WM8990_LOPGAVOL_MASK, 0, out_pga_tlv),
278 SOC_SINGLE("LOPGA ZC Switch", WM8990_LEFT_OPGA_VOLUME,
279 WM8990_LOPGAZC_BIT, 1, 0),
280
281 /* ROPGA */
282 SOC_WM899X_OUTPGA_SINGLE_R_TLV("ROPGA Volume", WM8990_RIGHT_OPGA_VOLUME,
283 WM8990_ROPGAVOL_SHIFT, WM8990_ROPGAVOL_MASK, 0, out_pga_tlv),
284 SOC_SINGLE("ROPGA ZC Switch", WM8990_RIGHT_OPGA_VOLUME,
285 WM8990_ROPGAZC_BIT, 1, 0),
286
287 SOC_SINGLE("LON Mute Switch", WM8990_LINE_OUTPUTS_VOLUME,
288 WM8990_LONMUTE_BIT, 1, 0),
289 SOC_SINGLE("LOP Mute Switch", WM8990_LINE_OUTPUTS_VOLUME,
290 WM8990_LOPMUTE_BIT, 1, 0),
291 SOC_SINGLE("LOP Attenuation Switch", WM8990_LINE_OUTPUTS_VOLUME,
292 WM8990_LOATTN_BIT, 1, 0),
293 SOC_SINGLE("RON Mute Switch", WM8990_LINE_OUTPUTS_VOLUME,
294 WM8990_RONMUTE_BIT, 1, 0),
295 SOC_SINGLE("ROP Mute Switch", WM8990_LINE_OUTPUTS_VOLUME,
296 WM8990_ROPMUTE_BIT, 1, 0),
297 SOC_SINGLE("ROP Attenuation Switch", WM8990_LINE_OUTPUTS_VOLUME,
298 WM8990_ROATTN_BIT, 1, 0),
299
300 SOC_SINGLE("OUT3 Mute Switch", WM8990_OUT3_4_VOLUME,
301 WM8990_OUT3MUTE_BIT, 1, 0),
302 SOC_SINGLE("OUT3 Attenuation Switch", WM8990_OUT3_4_VOLUME,
303 WM8990_OUT3ATTN_BIT, 1, 0),
304
305 SOC_SINGLE("OUT4 Mute Switch", WM8990_OUT3_4_VOLUME,
306 WM8990_OUT4MUTE_BIT, 1, 0),
307 SOC_SINGLE("OUT4 Attenuation Switch", WM8990_OUT3_4_VOLUME,
308 WM8990_OUT4ATTN_BIT, 1, 0),
309
310 SOC_SINGLE("Speaker Mode Switch", WM8990_CLASSD1,
311 WM8990_CDMODE_BIT, 1, 0),
312
313 SOC_SINGLE("Speaker Output Attenuation Volume", WM8990_SPEAKER_VOLUME,
314 WM8990_SPKATTN_SHIFT, WM8990_SPKATTN_MASK, 0),
315 SOC_SINGLE("Speaker DC Boost Volume", WM8990_CLASSD3,
316 WM8990_DCGAIN_SHIFT, WM8990_DCGAIN_MASK, 0),
317 SOC_SINGLE("Speaker AC Boost Volume", WM8990_CLASSD3,
318 WM8990_ACGAIN_SHIFT, WM8990_ACGAIN_MASK, 0),
319 SOC_SINGLE_TLV("Speaker Volume", WM8990_CLASSD4,
320 WM8990_SPKVOL_SHIFT, WM8990_SPKVOL_MASK, 0, out_pga_tlv),
321 SOC_SINGLE("Speaker ZC Switch", WM8990_CLASSD4,
322 WM8990_SPKZC_SHIFT, WM8990_SPKZC_MASK, 0),
323
324 SOC_WM899X_OUTPGA_SINGLE_R_TLV("Left DAC Digital Volume",
325 WM8990_LEFT_DAC_DIGITAL_VOLUME,
326 WM8990_DACL_VOL_SHIFT,
327 WM8990_DACL_VOL_MASK,
328 0,
329 out_dac_tlv),
330
331 SOC_WM899X_OUTPGA_SINGLE_R_TLV("Right DAC Digital Volume",
332 WM8990_RIGHT_DAC_DIGITAL_VOLUME,
333 WM8990_DACR_VOL_SHIFT,
334 WM8990_DACR_VOL_MASK,
335 0,
336 out_dac_tlv),
337
338 SOC_ENUM("Left Digital Sidetone", wm8990_left_digital_sidetone_enum),
339 SOC_ENUM("Right Digital Sidetone", wm8990_right_digital_sidetone_enum),
340
341 SOC_SINGLE_TLV("Left Digital Sidetone Volume", WM8990_DIGITAL_SIDE_TONE,
342 WM8990_ADCL_DAC_SVOL_SHIFT, WM8990_ADCL_DAC_SVOL_MASK, 0,
343 out_sidetone_tlv),
344 SOC_SINGLE_TLV("Right Digital Sidetone Volume", WM8990_DIGITAL_SIDE_TONE,
345 WM8990_ADCR_DAC_SVOL_SHIFT, WM8990_ADCR_DAC_SVOL_MASK, 0,
346 out_sidetone_tlv),
347
348 SOC_SINGLE("ADC Digital High Pass Filter Switch", WM8990_ADC_CTRL,
349 WM8990_ADC_HPF_ENA_BIT, 1, 0),
350
351 SOC_ENUM("ADC HPF Mode", wm8990_right_adcmode_enum),
352
353 SOC_WM899X_OUTPGA_SINGLE_R_TLV("Left ADC Digital Volume",
354 WM8990_LEFT_ADC_DIGITAL_VOLUME,
355 WM8990_ADCL_VOL_SHIFT,
356 WM8990_ADCL_VOL_MASK,
357 0,
358 in_adc_tlv),
359
360 SOC_WM899X_OUTPGA_SINGLE_R_TLV("Right ADC Digital Volume",
361 WM8990_RIGHT_ADC_DIGITAL_VOLUME,
362 WM8990_ADCR_VOL_SHIFT,
363 WM8990_ADCR_VOL_MASK,
364 0,
365 in_adc_tlv),
366
367 SOC_WM899X_OUTPGA_SINGLE_R_TLV("LIN12 Volume",
368 WM8990_LEFT_LINE_INPUT_1_2_VOLUME,
369 WM8990_LIN12VOL_SHIFT,
370 WM8990_LIN12VOL_MASK,
371 0,
372 in_pga_tlv),
373
374 SOC_SINGLE("LIN12 ZC Switch", WM8990_LEFT_LINE_INPUT_1_2_VOLUME,
375 WM8990_LI12ZC_BIT, 1, 0),
376
377 SOC_SINGLE("LIN12 Mute Switch", WM8990_LEFT_LINE_INPUT_1_2_VOLUME,
378 WM8990_LI12MUTE_BIT, 1, 0),
379
380 SOC_WM899X_OUTPGA_SINGLE_R_TLV("LIN34 Volume",
381 WM8990_LEFT_LINE_INPUT_3_4_VOLUME,
382 WM8990_LIN34VOL_SHIFT,
383 WM8990_LIN34VOL_MASK,
384 0,
385 in_pga_tlv),
386
387 SOC_SINGLE("LIN34 ZC Switch", WM8990_LEFT_LINE_INPUT_3_4_VOLUME,
388 WM8990_LI34ZC_BIT, 1, 0),
389
390 SOC_SINGLE("LIN34 Mute Switch", WM8990_LEFT_LINE_INPUT_3_4_VOLUME,
391 WM8990_LI34MUTE_BIT, 1, 0),
392
393 SOC_WM899X_OUTPGA_SINGLE_R_TLV("RIN12 Volume",
394 WM8990_RIGHT_LINE_INPUT_1_2_VOLUME,
395 WM8990_RIN12VOL_SHIFT,
396 WM8990_RIN12VOL_MASK,
397 0,
398 in_pga_tlv),
399
400 SOC_SINGLE("RIN12 ZC Switch", WM8990_RIGHT_LINE_INPUT_1_2_VOLUME,
401 WM8990_RI12ZC_BIT, 1, 0),
402
403 SOC_SINGLE("RIN12 Mute Switch", WM8990_RIGHT_LINE_INPUT_1_2_VOLUME,
404 WM8990_RI12MUTE_BIT, 1, 0),
405
406 SOC_WM899X_OUTPGA_SINGLE_R_TLV("RIN34 Volume",
407 WM8990_RIGHT_LINE_INPUT_3_4_VOLUME,
408 WM8990_RIN34VOL_SHIFT,
409 WM8990_RIN34VOL_MASK,
410 0,
411 in_pga_tlv),
412
413 SOC_SINGLE("RIN34 ZC Switch", WM8990_RIGHT_LINE_INPUT_3_4_VOLUME,
414 WM8990_RI34ZC_BIT, 1, 0),
415
416 SOC_SINGLE("RIN34 Mute Switch", WM8990_RIGHT_LINE_INPUT_3_4_VOLUME,
417 WM8990_RI34MUTE_BIT, 1, 0),
418
419 };
420
421 /*
422 * _DAPM_ Controls
423 */
424
425 static int inmixer_event(struct snd_soc_dapm_widget *w,
426 struct snd_kcontrol *kcontrol, int event)
427 {
428 u16 reg, fakepower;
429
430 reg = wm8990_read_reg_cache(w->codec, WM8990_POWER_MANAGEMENT_2);
431 fakepower = wm8990_read_reg_cache(w->codec, WM8990_INTDRIVBITS);
432
433 if (fakepower & ((1 << WM8990_INMIXL_PWR_BIT) |
434 (1 << WM8990_AINLMUX_PWR_BIT))) {
435 reg |= WM8990_AINL_ENA;
436 } else {
437 reg &= ~WM8990_AINL_ENA;
438 }
439
440 if (fakepower & ((1 << WM8990_INMIXR_PWR_BIT) |
441 (1 << WM8990_AINRMUX_PWR_BIT))) {
442 reg |= WM8990_AINR_ENA;
443 } else {
444 reg &= ~WM8990_AINL_ENA;
445 }
446 wm8990_write(w->codec, WM8990_POWER_MANAGEMENT_2, reg);
447
448 return 0;
449 }
450
451 static int outmixer_event(struct snd_soc_dapm_widget *w,
452 struct snd_kcontrol *kcontrol, int event)
453 {
454 u32 reg_shift = kcontrol->private_value & 0xfff;
455 int ret = 0;
456 u16 reg;
457
458 switch (reg_shift) {
459 case WM8990_SPEAKER_MIXER | (WM8990_LDSPK_BIT << 8) :
460 reg = wm8990_read_reg_cache(w->codec, WM8990_OUTPUT_MIXER1);
461 if (reg & WM8990_LDLO) {
462 printk(KERN_WARNING
463 "Cannot set as Output Mixer 1 LDLO Set\n");
464 ret = -1;
465 }
466 break;
467 case WM8990_SPEAKER_MIXER | (WM8990_RDSPK_BIT << 8):
468 reg = wm8990_read_reg_cache(w->codec, WM8990_OUTPUT_MIXER2);
469 if (reg & WM8990_RDRO) {
470 printk(KERN_WARNING
471 "Cannot set as Output Mixer 2 RDRO Set\n");
472 ret = -1;
473 }
474 break;
475 case WM8990_OUTPUT_MIXER1 | (WM8990_LDLO_BIT << 8):
476 reg = wm8990_read_reg_cache(w->codec, WM8990_SPEAKER_MIXER);
477 if (reg & WM8990_LDSPK) {
478 printk(KERN_WARNING
479 "Cannot set as Speaker Mixer LDSPK Set\n");
480 ret = -1;
481 }
482 break;
483 case WM8990_OUTPUT_MIXER2 | (WM8990_RDRO_BIT << 8):
484 reg = wm8990_read_reg_cache(w->codec, WM8990_SPEAKER_MIXER);
485 if (reg & WM8990_RDSPK) {
486 printk(KERN_WARNING
487 "Cannot set as Speaker Mixer RDSPK Set\n");
488 ret = -1;
489 }
490 break;
491 }
492
493 return ret;
494 }
495
496 /* INMIX dB values */
497 static const unsigned int in_mix_tlv[] = {
498 TLV_DB_RANGE_HEAD(1),
499 0, 7, TLV_DB_LINEAR_ITEM(-1200, 600),
500 };
501
502 /* Left In PGA Connections */
503 static const struct snd_kcontrol_new wm8990_dapm_lin12_pga_controls[] = {
504 SOC_DAPM_SINGLE("LIN1 Switch", WM8990_INPUT_MIXER2, WM8990_LMN1_BIT, 1, 0),
505 SOC_DAPM_SINGLE("LIN2 Switch", WM8990_INPUT_MIXER2, WM8990_LMP2_BIT, 1, 0),
506 };
507
508 static const struct snd_kcontrol_new wm8990_dapm_lin34_pga_controls[] = {
509 SOC_DAPM_SINGLE("LIN3 Switch", WM8990_INPUT_MIXER2, WM8990_LMN3_BIT, 1, 0),
510 SOC_DAPM_SINGLE("LIN4 Switch", WM8990_INPUT_MIXER2, WM8990_LMP4_BIT, 1, 0),
511 };
512
513 /* Right In PGA Connections */
514 static const struct snd_kcontrol_new wm8990_dapm_rin12_pga_controls[] = {
515 SOC_DAPM_SINGLE("RIN1 Switch", WM8990_INPUT_MIXER2, WM8990_RMN1_BIT, 1, 0),
516 SOC_DAPM_SINGLE("RIN2 Switch", WM8990_INPUT_MIXER2, WM8990_RMP2_BIT, 1, 0),
517 };
518
519 static const struct snd_kcontrol_new wm8990_dapm_rin34_pga_controls[] = {
520 SOC_DAPM_SINGLE("RIN3 Switch", WM8990_INPUT_MIXER2, WM8990_RMN3_BIT, 1, 0),
521 SOC_DAPM_SINGLE("RIN4 Switch", WM8990_INPUT_MIXER2, WM8990_RMP4_BIT, 1, 0),
522 };
523
524 /* INMIXL */
525 static const struct snd_kcontrol_new wm8990_dapm_inmixl_controls[] = {
526 SOC_DAPM_SINGLE_TLV("Record Left Volume", WM8990_INPUT_MIXER3,
527 WM8990_LDBVOL_SHIFT, WM8990_LDBVOL_MASK, 0, in_mix_tlv),
528 SOC_DAPM_SINGLE_TLV("LIN2 Volume", WM8990_INPUT_MIXER5, WM8990_LI2BVOL_SHIFT,
529 7, 0, in_mix_tlv),
530 SOC_DAPM_SINGLE("LINPGA12 Switch", WM8990_INPUT_MIXER3, WM8990_L12MNB_BIT,
531 1, 0),
532 SOC_DAPM_SINGLE("LINPGA34 Switch", WM8990_INPUT_MIXER3, WM8990_L34MNB_BIT,
533 1, 0),
534 };
535
536 /* INMIXR */
537 static const struct snd_kcontrol_new wm8990_dapm_inmixr_controls[] = {
538 SOC_DAPM_SINGLE_TLV("Record Right Volume", WM8990_INPUT_MIXER4,
539 WM8990_RDBVOL_SHIFT, WM8990_RDBVOL_MASK, 0, in_mix_tlv),
540 SOC_DAPM_SINGLE_TLV("RIN2 Volume", WM8990_INPUT_MIXER6, WM8990_RI2BVOL_SHIFT,
541 7, 0, in_mix_tlv),
542 SOC_DAPM_SINGLE("RINPGA12 Switch", WM8990_INPUT_MIXER3, WM8990_L12MNB_BIT,
543 1, 0),
544 SOC_DAPM_SINGLE("RINPGA34 Switch", WM8990_INPUT_MIXER3, WM8990_L34MNB_BIT,
545 1, 0),
546 };
547
548 /* AINLMUX */
549 static const char *wm8990_ainlmux[] =
550 {"INMIXL Mix", "RXVOICE Mix", "DIFFINL Mix"};
551
552 static const struct soc_enum wm8990_ainlmux_enum =
553 SOC_ENUM_SINGLE(WM8990_INPUT_MIXER1, WM8990_AINLMODE_SHIFT,
554 ARRAY_SIZE(wm8990_ainlmux), wm8990_ainlmux);
555
556 static const struct snd_kcontrol_new wm8990_dapm_ainlmux_controls =
557 SOC_DAPM_ENUM("Route", wm8990_ainlmux_enum);
558
559 /* DIFFINL */
560
561 /* AINRMUX */
562 static const char *wm8990_ainrmux[] =
563 {"INMIXR Mix", "RXVOICE Mix", "DIFFINR Mix"};
564
565 static const struct soc_enum wm8990_ainrmux_enum =
566 SOC_ENUM_SINGLE(WM8990_INPUT_MIXER1, WM8990_AINRMODE_SHIFT,
567 ARRAY_SIZE(wm8990_ainrmux), wm8990_ainrmux);
568
569 static const struct snd_kcontrol_new wm8990_dapm_ainrmux_controls =
570 SOC_DAPM_ENUM("Route", wm8990_ainrmux_enum);
571
572 /* RXVOICE */
573 static const struct snd_kcontrol_new wm8990_dapm_rxvoice_controls[] = {
574 SOC_DAPM_SINGLE_TLV("LIN4/RXN", WM8990_INPUT_MIXER5, WM8990_LR4BVOL_SHIFT,
575 WM8990_LR4BVOL_MASK, 0, in_mix_tlv),
576 SOC_DAPM_SINGLE_TLV("RIN4/RXP", WM8990_INPUT_MIXER6, WM8990_RL4BVOL_SHIFT,
577 WM8990_RL4BVOL_MASK, 0, in_mix_tlv),
578 };
579
580 /* LOMIX */
581 static const struct snd_kcontrol_new wm8990_dapm_lomix_controls[] = {
582 SOC_DAPM_SINGLE("LOMIX Right ADC Bypass Switch", WM8990_OUTPUT_MIXER1,
583 WM8990_LRBLO_BIT, 1, 0),
584 SOC_DAPM_SINGLE("LOMIX Left ADC Bypass Switch", WM8990_OUTPUT_MIXER1,
585 WM8990_LLBLO_BIT, 1, 0),
586 SOC_DAPM_SINGLE("LOMIX RIN3 Bypass Switch", WM8990_OUTPUT_MIXER1,
587 WM8990_LRI3LO_BIT, 1, 0),
588 SOC_DAPM_SINGLE("LOMIX LIN3 Bypass Switch", WM8990_OUTPUT_MIXER1,
589 WM8990_LLI3LO_BIT, 1, 0),
590 SOC_DAPM_SINGLE("LOMIX RIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER1,
591 WM8990_LR12LO_BIT, 1, 0),
592 SOC_DAPM_SINGLE("LOMIX LIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER1,
593 WM8990_LL12LO_BIT, 1, 0),
594 SOC_DAPM_SINGLE("LOMIX Left DAC Switch", WM8990_OUTPUT_MIXER1,
595 WM8990_LDLO_BIT, 1, 0),
596 };
597
598 /* ROMIX */
599 static const struct snd_kcontrol_new wm8990_dapm_romix_controls[] = {
600 SOC_DAPM_SINGLE("ROMIX Left ADC Bypass Switch", WM8990_OUTPUT_MIXER2,
601 WM8990_RLBRO_BIT, 1, 0),
602 SOC_DAPM_SINGLE("ROMIX Right ADC Bypass Switch", WM8990_OUTPUT_MIXER2,
603 WM8990_RRBRO_BIT, 1, 0),
604 SOC_DAPM_SINGLE("ROMIX LIN3 Bypass Switch", WM8990_OUTPUT_MIXER2,
605 WM8990_RLI3RO_BIT, 1, 0),
606 SOC_DAPM_SINGLE("ROMIX RIN3 Bypass Switch", WM8990_OUTPUT_MIXER2,
607 WM8990_RRI3RO_BIT, 1, 0),
608 SOC_DAPM_SINGLE("ROMIX LIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER2,
609 WM8990_RL12RO_BIT, 1, 0),
610 SOC_DAPM_SINGLE("ROMIX RIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER2,
611 WM8990_RR12RO_BIT, 1, 0),
612 SOC_DAPM_SINGLE("ROMIX Right DAC Switch", WM8990_OUTPUT_MIXER2,
613 WM8990_RDRO_BIT, 1, 0),
614 };
615
616 /* LONMIX */
617 static const struct snd_kcontrol_new wm8990_dapm_lonmix_controls[] = {
618 SOC_DAPM_SINGLE("LONMIX Left Mixer PGA Switch", WM8990_LINE_MIXER1,
619 WM8990_LLOPGALON_BIT, 1, 0),
620 SOC_DAPM_SINGLE("LONMIX Right Mixer PGA Switch", WM8990_LINE_MIXER1,
621 WM8990_LROPGALON_BIT, 1, 0),
622 SOC_DAPM_SINGLE("LONMIX Inverted LOP Switch", WM8990_LINE_MIXER1,
623 WM8990_LOPLON_BIT, 1, 0),
624 };
625
626 /* LOPMIX */
627 static const struct snd_kcontrol_new wm8990_dapm_lopmix_controls[] = {
628 SOC_DAPM_SINGLE("LOPMIX Right Mic Bypass Switch", WM8990_LINE_MIXER1,
629 WM8990_LR12LOP_BIT, 1, 0),
630 SOC_DAPM_SINGLE("LOPMIX Left Mic Bypass Switch", WM8990_LINE_MIXER1,
631 WM8990_LL12LOP_BIT, 1, 0),
632 SOC_DAPM_SINGLE("LOPMIX Left Mixer PGA Switch", WM8990_LINE_MIXER1,
633 WM8990_LLOPGALOP_BIT, 1, 0),
634 };
635
636 /* RONMIX */
637 static const struct snd_kcontrol_new wm8990_dapm_ronmix_controls[] = {
638 SOC_DAPM_SINGLE("RONMIX Right Mixer PGA Switch", WM8990_LINE_MIXER2,
639 WM8990_RROPGARON_BIT, 1, 0),
640 SOC_DAPM_SINGLE("RONMIX Left Mixer PGA Switch", WM8990_LINE_MIXER2,
641 WM8990_RLOPGARON_BIT, 1, 0),
642 SOC_DAPM_SINGLE("RONMIX Inverted ROP Switch", WM8990_LINE_MIXER2,
643 WM8990_ROPRON_BIT, 1, 0),
644 };
645
646 /* ROPMIX */
647 static const struct snd_kcontrol_new wm8990_dapm_ropmix_controls[] = {
648 SOC_DAPM_SINGLE("ROPMIX Left Mic Bypass Switch", WM8990_LINE_MIXER2,
649 WM8990_RL12ROP_BIT, 1, 0),
650 SOC_DAPM_SINGLE("ROPMIX Right Mic Bypass Switch", WM8990_LINE_MIXER2,
651 WM8990_RR12ROP_BIT, 1, 0),
652 SOC_DAPM_SINGLE("ROPMIX Right Mixer PGA Switch", WM8990_LINE_MIXER2,
653 WM8990_RROPGAROP_BIT, 1, 0),
654 };
655
656 /* OUT3MIX */
657 static const struct snd_kcontrol_new wm8990_dapm_out3mix_controls[] = {
658 SOC_DAPM_SINGLE("OUT3MIX LIN4/RXP Bypass Switch", WM8990_OUT3_4_MIXER,
659 WM8990_LI4O3_BIT, 1, 0),
660 SOC_DAPM_SINGLE("OUT3MIX Left Out PGA Switch", WM8990_OUT3_4_MIXER,
661 WM8990_LPGAO3_BIT, 1, 0),
662 };
663
664 /* OUT4MIX */
665 static const struct snd_kcontrol_new wm8990_dapm_out4mix_controls[] = {
666 SOC_DAPM_SINGLE("OUT4MIX Right Out PGA Switch", WM8990_OUT3_4_MIXER,
667 WM8990_RPGAO4_BIT, 1, 0),
668 SOC_DAPM_SINGLE("OUT4MIX RIN4/RXP Bypass Switch", WM8990_OUT3_4_MIXER,
669 WM8990_RI4O4_BIT, 1, 0),
670 };
671
672 /* SPKMIX */
673 static const struct snd_kcontrol_new wm8990_dapm_spkmix_controls[] = {
674 SOC_DAPM_SINGLE("SPKMIX LIN2 Bypass Switch", WM8990_SPEAKER_MIXER,
675 WM8990_LI2SPK_BIT, 1, 0),
676 SOC_DAPM_SINGLE("SPKMIX LADC Bypass Switch", WM8990_SPEAKER_MIXER,
677 WM8990_LB2SPK_BIT, 1, 0),
678 SOC_DAPM_SINGLE("SPKMIX Left Mixer PGA Switch", WM8990_SPEAKER_MIXER,
679 WM8990_LOPGASPK_BIT, 1, 0),
680 SOC_DAPM_SINGLE("SPKMIX Left DAC Switch", WM8990_SPEAKER_MIXER,
681 WM8990_LDSPK_BIT, 1, 0),
682 SOC_DAPM_SINGLE("SPKMIX Right DAC Switch", WM8990_SPEAKER_MIXER,
683 WM8990_RDSPK_BIT, 1, 0),
684 SOC_DAPM_SINGLE("SPKMIX Right Mixer PGA Switch", WM8990_SPEAKER_MIXER,
685 WM8990_ROPGASPK_BIT, 1, 0),
686 SOC_DAPM_SINGLE("SPKMIX RADC Bypass Switch", WM8990_SPEAKER_MIXER,
687 WM8990_RL12ROP_BIT, 1, 0),
688 SOC_DAPM_SINGLE("SPKMIX RIN2 Bypass Switch", WM8990_SPEAKER_MIXER,
689 WM8990_RI2SPK_BIT, 1, 0),
690 };
691
692 static const struct snd_soc_dapm_widget wm8990_dapm_widgets[] = {
693 /* Input Side */
694 /* Input Lines */
695 SND_SOC_DAPM_INPUT("LIN1"),
696 SND_SOC_DAPM_INPUT("LIN2"),
697 SND_SOC_DAPM_INPUT("LIN3"),
698 SND_SOC_DAPM_INPUT("LIN4/RXN"),
699 SND_SOC_DAPM_INPUT("RIN3"),
700 SND_SOC_DAPM_INPUT("RIN4/RXP"),
701 SND_SOC_DAPM_INPUT("RIN1"),
702 SND_SOC_DAPM_INPUT("RIN2"),
703 SND_SOC_DAPM_INPUT("Internal ADC Source"),
704
705 /* DACs */
706 SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8990_POWER_MANAGEMENT_2,
707 WM8990_ADCL_ENA_BIT, 0),
708 SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8990_POWER_MANAGEMENT_2,
709 WM8990_ADCR_ENA_BIT, 0),
710
711 /* Input PGAs */
712 SND_SOC_DAPM_MIXER("LIN12 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_LIN12_ENA_BIT,
713 0, &wm8990_dapm_lin12_pga_controls[0],
714 ARRAY_SIZE(wm8990_dapm_lin12_pga_controls)),
715 SND_SOC_DAPM_MIXER("LIN34 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_LIN34_ENA_BIT,
716 0, &wm8990_dapm_lin34_pga_controls[0],
717 ARRAY_SIZE(wm8990_dapm_lin34_pga_controls)),
718 SND_SOC_DAPM_MIXER("RIN12 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_RIN12_ENA_BIT,
719 0, &wm8990_dapm_rin12_pga_controls[0],
720 ARRAY_SIZE(wm8990_dapm_rin12_pga_controls)),
721 SND_SOC_DAPM_MIXER("RIN34 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_RIN34_ENA_BIT,
722 0, &wm8990_dapm_rin34_pga_controls[0],
723 ARRAY_SIZE(wm8990_dapm_rin34_pga_controls)),
724
725 /* INMIXL */
726 SND_SOC_DAPM_MIXER_E("INMIXL", WM8990_INTDRIVBITS, WM8990_INMIXL_PWR_BIT, 0,
727 &wm8990_dapm_inmixl_controls[0],
728 ARRAY_SIZE(wm8990_dapm_inmixl_controls),
729 inmixer_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
730
731 /* AINLMUX */
732 SND_SOC_DAPM_MUX_E("AINLMUX", WM8990_INTDRIVBITS, WM8990_AINLMUX_PWR_BIT, 0,
733 &wm8990_dapm_ainlmux_controls, inmixer_event,
734 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
735
736 /* INMIXR */
737 SND_SOC_DAPM_MIXER_E("INMIXR", WM8990_INTDRIVBITS, WM8990_INMIXR_PWR_BIT, 0,
738 &wm8990_dapm_inmixr_controls[0],
739 ARRAY_SIZE(wm8990_dapm_inmixr_controls),
740 inmixer_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
741
742 /* AINRMUX */
743 SND_SOC_DAPM_MUX_E("AINRMUX", WM8990_INTDRIVBITS, WM8990_AINRMUX_PWR_BIT, 0,
744 &wm8990_dapm_ainrmux_controls, inmixer_event,
745 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
746
747 /* Output Side */
748 /* DACs */
749 SND_SOC_DAPM_DAC("Left DAC", "Left Playback", WM8990_POWER_MANAGEMENT_3,
750 WM8990_DACL_ENA_BIT, 0),
751 SND_SOC_DAPM_DAC("Right DAC", "Right Playback", WM8990_POWER_MANAGEMENT_3,
752 WM8990_DACR_ENA_BIT, 0),
753
754 /* LOMIX */
755 SND_SOC_DAPM_MIXER_E("LOMIX", WM8990_POWER_MANAGEMENT_3, WM8990_LOMIX_ENA_BIT,
756 0, &wm8990_dapm_lomix_controls[0],
757 ARRAY_SIZE(wm8990_dapm_lomix_controls),
758 outmixer_event, SND_SOC_DAPM_PRE_REG),
759
760 /* LONMIX */
761 SND_SOC_DAPM_MIXER("LONMIX", WM8990_POWER_MANAGEMENT_3, WM8990_LON_ENA_BIT, 0,
762 &wm8990_dapm_lonmix_controls[0],
763 ARRAY_SIZE(wm8990_dapm_lonmix_controls)),
764
765 /* LOPMIX */
766 SND_SOC_DAPM_MIXER("LOPMIX", WM8990_POWER_MANAGEMENT_3, WM8990_LOP_ENA_BIT, 0,
767 &wm8990_dapm_lopmix_controls[0],
768 ARRAY_SIZE(wm8990_dapm_lopmix_controls)),
769
770 /* OUT3MIX */
771 SND_SOC_DAPM_MIXER("OUT3MIX", WM8990_POWER_MANAGEMENT_1, WM8990_OUT3_ENA_BIT, 0,
772 &wm8990_dapm_out3mix_controls[0],
773 ARRAY_SIZE(wm8990_dapm_out3mix_controls)),
774
775 /* SPKMIX */
776 SND_SOC_DAPM_MIXER_E("SPKMIX", WM8990_POWER_MANAGEMENT_1, WM8990_SPK_ENA_BIT, 0,
777 &wm8990_dapm_spkmix_controls[0],
778 ARRAY_SIZE(wm8990_dapm_spkmix_controls), outmixer_event,
779 SND_SOC_DAPM_PRE_REG),
780
781 /* OUT4MIX */
782 SND_SOC_DAPM_MIXER("OUT4MIX", WM8990_POWER_MANAGEMENT_1, WM8990_OUT4_ENA_BIT, 0,
783 &wm8990_dapm_out4mix_controls[0],
784 ARRAY_SIZE(wm8990_dapm_out4mix_controls)),
785
786 /* ROPMIX */
787 SND_SOC_DAPM_MIXER("ROPMIX", WM8990_POWER_MANAGEMENT_3, WM8990_ROP_ENA_BIT, 0,
788 &wm8990_dapm_ropmix_controls[0],
789 ARRAY_SIZE(wm8990_dapm_ropmix_controls)),
790
791 /* RONMIX */
792 SND_SOC_DAPM_MIXER("RONMIX", WM8990_POWER_MANAGEMENT_3, WM8990_RON_ENA_BIT, 0,
793 &wm8990_dapm_ronmix_controls[0],
794 ARRAY_SIZE(wm8990_dapm_ronmix_controls)),
795
796 /* ROMIX */
797 SND_SOC_DAPM_MIXER_E("ROMIX", WM8990_POWER_MANAGEMENT_3, WM8990_ROMIX_ENA_BIT,
798 0, &wm8990_dapm_romix_controls[0],
799 ARRAY_SIZE(wm8990_dapm_romix_controls),
800 outmixer_event, SND_SOC_DAPM_PRE_REG),
801
802 /* LOUT PGA */
803 SND_SOC_DAPM_PGA("LOUT PGA", WM8990_POWER_MANAGEMENT_1, WM8990_LOUT_ENA_BIT, 0,
804 NULL, 0),
805
806 /* ROUT PGA */
807 SND_SOC_DAPM_PGA("ROUT PGA", WM8990_POWER_MANAGEMENT_1, WM8990_ROUT_ENA_BIT, 0,
808 NULL, 0),
809
810 /* LOPGA */
811 SND_SOC_DAPM_PGA("LOPGA", WM8990_POWER_MANAGEMENT_3, WM8990_LOPGA_ENA_BIT, 0,
812 NULL, 0),
813
814 /* ROPGA */
815 SND_SOC_DAPM_PGA("ROPGA", WM8990_POWER_MANAGEMENT_3, WM8990_ROPGA_ENA_BIT, 0,
816 NULL, 0),
817
818 /* MICBIAS */
819 SND_SOC_DAPM_MICBIAS("MICBIAS", WM8990_POWER_MANAGEMENT_1,
820 WM8990_MICBIAS_ENA_BIT, 0),
821
822 SND_SOC_DAPM_OUTPUT("LON"),
823 SND_SOC_DAPM_OUTPUT("LOP"),
824 SND_SOC_DAPM_OUTPUT("OUT3"),
825 SND_SOC_DAPM_OUTPUT("LOUT"),
826 SND_SOC_DAPM_OUTPUT("SPKN"),
827 SND_SOC_DAPM_OUTPUT("SPKP"),
828 SND_SOC_DAPM_OUTPUT("ROUT"),
829 SND_SOC_DAPM_OUTPUT("OUT4"),
830 SND_SOC_DAPM_OUTPUT("ROP"),
831 SND_SOC_DAPM_OUTPUT("RON"),
832
833 SND_SOC_DAPM_OUTPUT("Internal DAC Sink"),
834 };
835
836 static const struct snd_soc_dapm_route audio_map[] = {
837 /* Make DACs turn on when playing even if not mixed into any outputs */
838 {"Internal DAC Sink", NULL, "Left DAC"},
839 {"Internal DAC Sink", NULL, "Right DAC"},
840
841 /* Make ADCs turn on when recording even if not mixed from any inputs */
842 {"Left ADC", NULL, "Internal ADC Source"},
843 {"Right ADC", NULL, "Internal ADC Source"},
844
845 /* Input Side */
846 /* LIN12 PGA */
847 {"LIN12 PGA", "LIN1 Switch", "LIN1"},
848 {"LIN12 PGA", "LIN2 Switch", "LIN2"},
849 /* LIN34 PGA */
850 {"LIN34 PGA", "LIN3 Switch", "LIN3"},
851 {"LIN34 PGA", "LIN4 Switch", "LIN4/RXN"},
852 /* INMIXL */
853 {"INMIXL", "Record Left Volume", "LOMIX"},
854 {"INMIXL", "LIN2 Volume", "LIN2"},
855 {"INMIXL", "LINPGA12 Switch", "LIN12 PGA"},
856 {"INMIXL", "LINPGA34 Switch", "LIN34 PGA"},
857 /* AINLMUX */
858 {"AINLMUX", "INMIXL Mix", "INMIXL"},
859 {"AINLMUX", "DIFFINL Mix", "LIN12 PGA"},
860 {"AINLMUX", "DIFFINL Mix", "LIN34 PGA"},
861 {"AINLMUX", "RXVOICE Mix", "LIN4/RXN"},
862 {"AINLMUX", "RXVOICE Mix", "RIN4/RXP"},
863 /* ADC */
864 {"Left ADC", NULL, "AINLMUX"},
865
866 /* RIN12 PGA */
867 {"RIN12 PGA", "RIN1 Switch", "RIN1"},
868 {"RIN12 PGA", "RIN2 Switch", "RIN2"},
869 /* RIN34 PGA */
870 {"RIN34 PGA", "RIN3 Switch", "RIN3"},
871 {"RIN34 PGA", "RIN4 Switch", "RIN4/RXP"},
872 /* INMIXL */
873 {"INMIXR", "Record Right Volume", "ROMIX"},
874 {"INMIXR", "RIN2 Volume", "RIN2"},
875 {"INMIXR", "RINPGA12 Switch", "RIN12 PGA"},
876 {"INMIXR", "RINPGA34 Switch", "RIN34 PGA"},
877 /* AINRMUX */
878 {"AINRMUX", "INMIXR Mix", "INMIXR"},
879 {"AINRMUX", "DIFFINR Mix", "RIN12 PGA"},
880 {"AINRMUX", "DIFFINR Mix", "RIN34 PGA"},
881 {"AINRMUX", "RXVOICE Mix", "LIN4/RXN"},
882 {"AINRMUX", "RXVOICE Mix", "RIN4/RXP"},
883 /* ADC */
884 {"Right ADC", NULL, "AINRMUX"},
885
886 /* LOMIX */
887 {"LOMIX", "LOMIX RIN3 Bypass Switch", "RIN3"},
888 {"LOMIX", "LOMIX LIN3 Bypass Switch", "LIN3"},
889 {"LOMIX", "LOMIX LIN12 PGA Bypass Switch", "LIN12 PGA"},
890 {"LOMIX", "LOMIX RIN12 PGA Bypass Switch", "RIN12 PGA"},
891 {"LOMIX", "LOMIX Right ADC Bypass Switch", "AINRMUX"},
892 {"LOMIX", "LOMIX Left ADC Bypass Switch", "AINLMUX"},
893 {"LOMIX", "LOMIX Left DAC Switch", "Left DAC"},
894
895 /* ROMIX */
896 {"ROMIX", "ROMIX RIN3 Bypass Switch", "RIN3"},
897 {"ROMIX", "ROMIX LIN3 Bypass Switch", "LIN3"},
898 {"ROMIX", "ROMIX LIN12 PGA Bypass Switch", "LIN12 PGA"},
899 {"ROMIX", "ROMIX RIN12 PGA Bypass Switch", "RIN12 PGA"},
900 {"ROMIX", "ROMIX Right ADC Bypass Switch", "AINRMUX"},
901 {"ROMIX", "ROMIX Left ADC Bypass Switch", "AINLMUX"},
902 {"ROMIX", "ROMIX Right DAC Switch", "Right DAC"},
903
904 /* SPKMIX */
905 {"SPKMIX", "SPKMIX LIN2 Bypass Switch", "LIN2"},
906 {"SPKMIX", "SPKMIX RIN2 Bypass Switch", "RIN2"},
907 {"SPKMIX", "SPKMIX LADC Bypass Switch", "AINLMUX"},
908 {"SPKMIX", "SPKMIX RADC Bypass Switch", "AINRMUX"},
909 {"SPKMIX", "SPKMIX Left Mixer PGA Switch", "LOPGA"},
910 {"SPKMIX", "SPKMIX Right Mixer PGA Switch", "ROPGA"},
911 {"SPKMIX", "SPKMIX Right DAC Switch", "Right DAC"},
912 {"SPKMIX", "SPKMIX Left DAC Switch", "Left DAC"},
913
914 /* LONMIX */
915 {"LONMIX", "LONMIX Left Mixer PGA Switch", "LOPGA"},
916 {"LONMIX", "LONMIX Right Mixer PGA Switch", "ROPGA"},
917 {"LONMIX", "LONMIX Inverted LOP Switch", "LOPMIX"},
918
919 /* LOPMIX */
920 {"LOPMIX", "LOPMIX Right Mic Bypass Switch", "RIN12 PGA"},
921 {"LOPMIX", "LOPMIX Left Mic Bypass Switch", "LIN12 PGA"},
922 {"LOPMIX", "LOPMIX Left Mixer PGA Switch", "LOPGA"},
923
924 /* OUT3MIX */
925 {"OUT3MIX", "OUT3MIX LIN4/RXP Bypass Switch", "LIN4/RXN"},
926 {"OUT3MIX", "OUT3MIX Left Out PGA Switch", "LOPGA"},
927
928 /* OUT4MIX */
929 {"OUT4MIX", "OUT4MIX Right Out PGA Switch", "ROPGA"},
930 {"OUT4MIX", "OUT4MIX RIN4/RXP Bypass Switch", "RIN4/RXP"},
931
932 /* RONMIX */
933 {"RONMIX", "RONMIX Right Mixer PGA Switch", "ROPGA"},
934 {"RONMIX", "RONMIX Left Mixer PGA Switch", "LOPGA"},
935 {"RONMIX", "RONMIX Inverted ROP Switch", "ROPMIX"},
936
937 /* ROPMIX */
938 {"ROPMIX", "ROPMIX Left Mic Bypass Switch", "LIN12 PGA"},
939 {"ROPMIX", "ROPMIX Right Mic Bypass Switch", "RIN12 PGA"},
940 {"ROPMIX", "ROPMIX Right Mixer PGA Switch", "ROPGA"},
941
942 /* Out Mixer PGAs */
943 {"LOPGA", NULL, "LOMIX"},
944 {"ROPGA", NULL, "ROMIX"},
945
946 {"LOUT PGA", NULL, "LOMIX"},
947 {"ROUT PGA", NULL, "ROMIX"},
948
949 /* Output Pins */
950 {"LON", NULL, "LONMIX"},
951 {"LOP", NULL, "LOPMIX"},
952 {"OUT3", NULL, "OUT3MIX"},
953 {"LOUT", NULL, "LOUT PGA"},
954 {"SPKN", NULL, "SPKMIX"},
955 {"ROUT", NULL, "ROUT PGA"},
956 {"OUT4", NULL, "OUT4MIX"},
957 {"ROP", NULL, "ROPMIX"},
958 {"RON", NULL, "RONMIX"},
959 };
960
961 static int wm8990_add_widgets(struct snd_soc_codec *codec)
962 {
963 snd_soc_dapm_new_controls(codec, wm8990_dapm_widgets,
964 ARRAY_SIZE(wm8990_dapm_widgets));
965
966 /* set up the WM8990 audio map */
967 snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
968
969 snd_soc_dapm_new_widgets(codec);
970 return 0;
971 }
972
973 /* PLL divisors */
974 struct _pll_div {
975 u32 div2;
976 u32 n;
977 u32 k;
978 };
979
980 /* The size in bits of the pll divide multiplied by 10
981 * to allow rounding later */
982 #define FIXED_PLL_SIZE ((1 << 16) * 10)
983
984 static void pll_factors(struct _pll_div *pll_div, unsigned int target,
985 unsigned int source)
986 {
987 u64 Kpart;
988 unsigned int K, Ndiv, Nmod;
989
990
991 Ndiv = target / source;
992 if (Ndiv < 6) {
993 source >>= 1;
994 pll_div->div2 = 1;
995 Ndiv = target / source;
996 } else
997 pll_div->div2 = 0;
998
999 if ((Ndiv < 6) || (Ndiv > 12))
1000 printk(KERN_WARNING
1001 "WM8990 N value outwith recommended range! N = %u\n", Ndiv);
1002
1003 pll_div->n = Ndiv;
1004 Nmod = target % source;
1005 Kpart = FIXED_PLL_SIZE * (long long)Nmod;
1006
1007 do_div(Kpart, source);
1008
1009 K = Kpart & 0xFFFFFFFF;
1010
1011 /* Check if we need to round */
1012 if ((K % 10) >= 5)
1013 K += 5;
1014
1015 /* Move down to proper range now rounding is done */
1016 K /= 10;
1017
1018 pll_div->k = K;
1019 }
1020
1021 static int wm8990_set_dai_pll(struct snd_soc_dai *codec_dai,
1022 int pll_id, unsigned int freq_in, unsigned int freq_out)
1023 {
1024 u16 reg;
1025 struct snd_soc_codec *codec = codec_dai->codec;
1026 struct _pll_div pll_div;
1027
1028 if (freq_in && freq_out) {
1029 pll_factors(&pll_div, freq_out * 4, freq_in);
1030
1031 /* Turn on PLL */
1032 reg = wm8990_read_reg_cache(codec, WM8990_POWER_MANAGEMENT_2);
1033 reg |= WM8990_PLL_ENA;
1034 wm8990_write(codec, WM8990_POWER_MANAGEMENT_2, reg);
1035
1036 /* sysclk comes from PLL */
1037 reg = wm8990_read_reg_cache(codec, WM8990_CLOCKING_2);
1038 wm8990_write(codec, WM8990_CLOCKING_2, reg | WM8990_SYSCLK_SRC);
1039
1040 /* set up N , fractional mode and pre-divisor if neccessary */
1041 wm8990_write(codec, WM8990_PLL1, pll_div.n | WM8990_SDM |
1042 (pll_div.div2?WM8990_PRESCALE:0));
1043 wm8990_write(codec, WM8990_PLL2, (u8)(pll_div.k>>8));
1044 wm8990_write(codec, WM8990_PLL3, (u8)(pll_div.k & 0xFF));
1045 } else {
1046 /* Turn on PLL */
1047 reg = wm8990_read_reg_cache(codec, WM8990_POWER_MANAGEMENT_2);
1048 reg &= ~WM8990_PLL_ENA;
1049 wm8990_write(codec, WM8990_POWER_MANAGEMENT_2, reg);
1050 }
1051 return 0;
1052 }
1053
1054 /*
1055 * Clock after PLL and dividers
1056 */
1057 static int wm8990_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1058 int clk_id, unsigned int freq, int dir)
1059 {
1060 struct snd_soc_codec *codec = codec_dai->codec;
1061 struct wm8990_priv *wm8990 = codec->private_data;
1062
1063 wm8990->sysclk = freq;
1064 return 0;
1065 }
1066
1067 /*
1068 * Set's ADC and Voice DAC format.
1069 */
1070 static int wm8990_set_dai_fmt(struct snd_soc_dai *codec_dai,
1071 unsigned int fmt)
1072 {
1073 struct snd_soc_codec *codec = codec_dai->codec;
1074 u16 audio1, audio3;
1075
1076 audio1 = wm8990_read_reg_cache(codec, WM8990_AUDIO_INTERFACE_1);
1077 audio3 = wm8990_read_reg_cache(codec, WM8990_AUDIO_INTERFACE_3);
1078
1079 /* set master/slave audio interface */
1080 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1081 case SND_SOC_DAIFMT_CBS_CFS:
1082 audio3 &= ~WM8990_AIF_MSTR1;
1083 break;
1084 case SND_SOC_DAIFMT_CBM_CFM:
1085 audio3 |= WM8990_AIF_MSTR1;
1086 break;
1087 default:
1088 return -EINVAL;
1089 }
1090
1091 audio1 &= ~WM8990_AIF_FMT_MASK;
1092
1093 /* interface format */
1094 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1095 case SND_SOC_DAIFMT_I2S:
1096 audio1 |= WM8990_AIF_TMF_I2S;
1097 audio1 &= ~WM8990_AIF_LRCLK_INV;
1098 break;
1099 case SND_SOC_DAIFMT_RIGHT_J:
1100 audio1 |= WM8990_AIF_TMF_RIGHTJ;
1101 audio1 &= ~WM8990_AIF_LRCLK_INV;
1102 break;
1103 case SND_SOC_DAIFMT_LEFT_J:
1104 audio1 |= WM8990_AIF_TMF_LEFTJ;
1105 audio1 &= ~WM8990_AIF_LRCLK_INV;
1106 break;
1107 case SND_SOC_DAIFMT_DSP_A:
1108 audio1 |= WM8990_AIF_TMF_DSP;
1109 audio1 &= ~WM8990_AIF_LRCLK_INV;
1110 break;
1111 case SND_SOC_DAIFMT_DSP_B:
1112 audio1 |= WM8990_AIF_TMF_DSP | WM8990_AIF_LRCLK_INV;
1113 break;
1114 default:
1115 return -EINVAL;
1116 }
1117
1118 wm8990_write(codec, WM8990_AUDIO_INTERFACE_1, audio1);
1119 wm8990_write(codec, WM8990_AUDIO_INTERFACE_3, audio3);
1120 return 0;
1121 }
1122
1123 static int wm8990_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
1124 int div_id, int div)
1125 {
1126 struct snd_soc_codec *codec = codec_dai->codec;
1127 u16 reg;
1128
1129 switch (div_id) {
1130 case WM8990_MCLK_DIV:
1131 reg = wm8990_read_reg_cache(codec, WM8990_CLOCKING_2) &
1132 ~WM8990_MCLK_DIV_MASK;
1133 wm8990_write(codec, WM8990_CLOCKING_2, reg | div);
1134 break;
1135 case WM8990_DACCLK_DIV:
1136 reg = wm8990_read_reg_cache(codec, WM8990_CLOCKING_2) &
1137 ~WM8990_DAC_CLKDIV_MASK;
1138 wm8990_write(codec, WM8990_CLOCKING_2, reg | div);
1139 break;
1140 case WM8990_ADCCLK_DIV:
1141 reg = wm8990_read_reg_cache(codec, WM8990_CLOCKING_2) &
1142 ~WM8990_ADC_CLKDIV_MASK;
1143 wm8990_write(codec, WM8990_CLOCKING_2, reg | div);
1144 break;
1145 case WM8990_BCLK_DIV:
1146 reg = wm8990_read_reg_cache(codec, WM8990_CLOCKING_1) &
1147 ~WM8990_BCLK_DIV_MASK;
1148 wm8990_write(codec, WM8990_CLOCKING_1, reg | div);
1149 break;
1150 default:
1151 return -EINVAL;
1152 }
1153
1154 return 0;
1155 }
1156
1157 /*
1158 * Set PCM DAI bit size and sample rate.
1159 */
1160 static int wm8990_hw_params(struct snd_pcm_substream *substream,
1161 struct snd_pcm_hw_params *params,
1162 struct snd_soc_dai *dai)
1163 {
1164 struct snd_soc_pcm_runtime *rtd = substream->private_data;
1165 struct snd_soc_device *socdev = rtd->socdev;
1166 struct snd_soc_codec *codec = socdev->card->codec;
1167 u16 audio1 = wm8990_read_reg_cache(codec, WM8990_AUDIO_INTERFACE_1);
1168
1169 audio1 &= ~WM8990_AIF_WL_MASK;
1170 /* bit size */
1171 switch (params_format(params)) {
1172 case SNDRV_PCM_FORMAT_S16_LE:
1173 break;
1174 case SNDRV_PCM_FORMAT_S20_3LE:
1175 audio1 |= WM8990_AIF_WL_20BITS;
1176 break;
1177 case SNDRV_PCM_FORMAT_S24_LE:
1178 audio1 |= WM8990_AIF_WL_24BITS;
1179 break;
1180 case SNDRV_PCM_FORMAT_S32_LE:
1181 audio1 |= WM8990_AIF_WL_32BITS;
1182 break;
1183 }
1184
1185 wm8990_write(codec, WM8990_AUDIO_INTERFACE_1, audio1);
1186 return 0;
1187 }
1188
1189 static int wm8990_mute(struct snd_soc_dai *dai, int mute)
1190 {
1191 struct snd_soc_codec *codec = dai->codec;
1192 u16 val;
1193
1194 val = wm8990_read_reg_cache(codec, WM8990_DAC_CTRL) & ~WM8990_DAC_MUTE;
1195
1196 if (mute)
1197 wm8990_write(codec, WM8990_DAC_CTRL, val | WM8990_DAC_MUTE);
1198 else
1199 wm8990_write(codec, WM8990_DAC_CTRL, val);
1200
1201 return 0;
1202 }
1203
1204 static int wm8990_set_bias_level(struct snd_soc_codec *codec,
1205 enum snd_soc_bias_level level)
1206 {
1207 u16 val;
1208
1209 switch (level) {
1210 case SND_SOC_BIAS_ON:
1211 break;
1212
1213 case SND_SOC_BIAS_PREPARE:
1214 /* VMID=2*50k */
1215 val = wm8990_read_reg_cache(codec, WM8990_POWER_MANAGEMENT_1) &
1216 ~WM8990_VMID_MODE_MASK;
1217 wm8990_write(codec, WM8990_POWER_MANAGEMENT_1, val | 0x2);
1218 break;
1219
1220 case SND_SOC_BIAS_STANDBY:
1221 if (codec->bias_level == SND_SOC_BIAS_OFF) {
1222 /* Enable all output discharge bits */
1223 wm8990_write(codec, WM8990_ANTIPOP1, WM8990_DIS_LLINE |
1224 WM8990_DIS_RLINE | WM8990_DIS_OUT3 |
1225 WM8990_DIS_OUT4 | WM8990_DIS_LOUT |
1226 WM8990_DIS_ROUT);
1227
1228 /* Enable POBCTRL, SOFT_ST, VMIDTOG and BUFDCOPEN */
1229 wm8990_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST |
1230 WM8990_BUFDCOPEN | WM8990_POBCTRL |
1231 WM8990_VMIDTOG);
1232
1233 /* Delay to allow output caps to discharge */
1234 msleep(msecs_to_jiffies(300));
1235
1236 /* Disable VMIDTOG */
1237 wm8990_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST |
1238 WM8990_BUFDCOPEN | WM8990_POBCTRL);
1239
1240 /* disable all output discharge bits */
1241 wm8990_write(codec, WM8990_ANTIPOP1, 0);
1242
1243 /* Enable outputs */
1244 wm8990_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1b00);
1245
1246 msleep(msecs_to_jiffies(50));
1247
1248 /* Enable VMID at 2x50k */
1249 wm8990_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1f02);
1250
1251 msleep(msecs_to_jiffies(100));
1252
1253 /* Enable VREF */
1254 wm8990_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1f03);
1255
1256 msleep(msecs_to_jiffies(600));
1257
1258 /* Enable BUFIOEN */
1259 wm8990_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST |
1260 WM8990_BUFDCOPEN | WM8990_POBCTRL |
1261 WM8990_BUFIOEN);
1262
1263 /* Disable outputs */
1264 wm8990_write(codec, WM8990_POWER_MANAGEMENT_1, 0x3);
1265
1266 /* disable POBCTRL, SOFT_ST and BUFDCOPEN */
1267 wm8990_write(codec, WM8990_ANTIPOP2, WM8990_BUFIOEN);
1268
1269 /* Enable workaround for ADC clocking issue. */
1270 wm8990_write(codec, WM8990_EXT_ACCESS_ENA, 0x2);
1271 wm8990_write(codec, WM8990_EXT_CTL1, 0xa003);
1272 wm8990_write(codec, WM8990_EXT_ACCESS_ENA, 0);
1273 }
1274
1275 /* VMID=2*250k */
1276 val = wm8990_read_reg_cache(codec, WM8990_POWER_MANAGEMENT_1) &
1277 ~WM8990_VMID_MODE_MASK;
1278 wm8990_write(codec, WM8990_POWER_MANAGEMENT_1, val | 0x4);
1279 break;
1280
1281 case SND_SOC_BIAS_OFF:
1282 /* Enable POBCTRL and SOFT_ST */
1283 wm8990_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST |
1284 WM8990_POBCTRL | WM8990_BUFIOEN);
1285
1286 /* Enable POBCTRL, SOFT_ST and BUFDCOPEN */
1287 wm8990_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST |
1288 WM8990_BUFDCOPEN | WM8990_POBCTRL |
1289 WM8990_BUFIOEN);
1290
1291 /* mute DAC */
1292 val = wm8990_read_reg_cache(codec, WM8990_DAC_CTRL);
1293 wm8990_write(codec, WM8990_DAC_CTRL, val | WM8990_DAC_MUTE);
1294
1295 /* Enable any disabled outputs */
1296 wm8990_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1f03);
1297
1298 /* Disable VMID */
1299 wm8990_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1f01);
1300
1301 msleep(msecs_to_jiffies(300));
1302
1303 /* Enable all output discharge bits */
1304 wm8990_write(codec, WM8990_ANTIPOP1, WM8990_DIS_LLINE |
1305 WM8990_DIS_RLINE | WM8990_DIS_OUT3 |
1306 WM8990_DIS_OUT4 | WM8990_DIS_LOUT |
1307 WM8990_DIS_ROUT);
1308
1309 /* Disable VREF */
1310 wm8990_write(codec, WM8990_POWER_MANAGEMENT_1, 0x0);
1311
1312 /* disable POBCTRL, SOFT_ST and BUFDCOPEN */
1313 wm8990_write(codec, WM8990_ANTIPOP2, 0x0);
1314 break;
1315 }
1316
1317 codec->bias_level = level;
1318 return 0;
1319 }
1320
1321 #define WM8990_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
1322 SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 | \
1323 SNDRV_PCM_RATE_48000)
1324
1325 #define WM8990_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1326 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1327
1328 /*
1329 * The WM8990 supports 2 different and mutually exclusive DAI
1330 * configurations.
1331 *
1332 * 1. ADC/DAC on Primary Interface
1333 * 2. ADC on Primary Interface/DAC on secondary
1334 */
1335 static struct snd_soc_dai_ops wm8990_dai_ops = {
1336 .hw_params = wm8990_hw_params,
1337 .digital_mute = wm8990_mute,
1338 .set_fmt = wm8990_set_dai_fmt,
1339 .set_clkdiv = wm8990_set_dai_clkdiv,
1340 .set_pll = wm8990_set_dai_pll,
1341 .set_sysclk = wm8990_set_dai_sysclk,
1342 };
1343
1344 struct snd_soc_dai wm8990_dai = {
1345 /* ADC/DAC on primary */
1346 .name = "WM8990 ADC/DAC Primary",
1347 .id = 1,
1348 .playback = {
1349 .stream_name = "Playback",
1350 .channels_min = 1,
1351 .channels_max = 2,
1352 .rates = WM8990_RATES,
1353 .formats = WM8990_FORMATS,},
1354 .capture = {
1355 .stream_name = "Capture",
1356 .channels_min = 1,
1357 .channels_max = 2,
1358 .rates = WM8990_RATES,
1359 .formats = WM8990_FORMATS,},
1360 .ops = &wm8990_dai_ops,
1361 };
1362 EXPORT_SYMBOL_GPL(wm8990_dai);
1363
1364 static int wm8990_suspend(struct platform_device *pdev, pm_message_t state)
1365 {
1366 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1367 struct snd_soc_codec *codec = socdev->card->codec;
1368
1369 /* we only need to suspend if we are a valid card */
1370 if (!codec->card)
1371 return 0;
1372
1373 wm8990_set_bias_level(codec, SND_SOC_BIAS_OFF);
1374 return 0;
1375 }
1376
1377 static int wm8990_resume(struct platform_device *pdev)
1378 {
1379 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1380 struct snd_soc_codec *codec = socdev->card->codec;
1381 int i;
1382 u8 data[2];
1383 u16 *cache = codec->reg_cache;
1384
1385 /* we only need to resume if we are a valid card */
1386 if (!codec->card)
1387 return 0;
1388
1389 /* Sync reg_cache with the hardware */
1390 for (i = 0; i < ARRAY_SIZE(wm8990_reg); i++) {
1391 if (i + 1 == WM8990_RESET)
1392 continue;
1393 data[0] = ((i + 1) << 1) | ((cache[i] >> 8) & 0x0001);
1394 data[1] = cache[i] & 0x00ff;
1395 codec->hw_write(codec->control_data, data, 2);
1396 }
1397
1398 wm8990_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1399 return 0;
1400 }
1401
1402 /*
1403 * initialise the WM8990 driver
1404 * register the mixer and dsp interfaces with the kernel
1405 */
1406 static int wm8990_init(struct snd_soc_device *socdev)
1407 {
1408 struct snd_soc_codec *codec = socdev->card->codec;
1409 u16 reg;
1410 int ret = 0;
1411
1412 codec->name = "WM8990";
1413 codec->owner = THIS_MODULE;
1414 codec->read = wm8990_read_reg_cache;
1415 codec->write = wm8990_write;
1416 codec->set_bias_level = wm8990_set_bias_level;
1417 codec->dai = &wm8990_dai;
1418 codec->num_dai = 2;
1419 codec->reg_cache_size = ARRAY_SIZE(wm8990_reg);
1420 codec->reg_cache = kmemdup(wm8990_reg, sizeof(wm8990_reg), GFP_KERNEL);
1421
1422 if (codec->reg_cache == NULL)
1423 return -ENOMEM;
1424
1425 wm8990_reset(codec);
1426
1427 /* register pcms */
1428 ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
1429 if (ret < 0) {
1430 printk(KERN_ERR "wm8990: failed to create pcms\n");
1431 goto pcm_err;
1432 }
1433
1434 /* charge output caps */
1435 codec->bias_level = SND_SOC_BIAS_OFF;
1436 wm8990_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1437
1438 reg = wm8990_read_reg_cache(codec, WM8990_AUDIO_INTERFACE_4);
1439 wm8990_write(codec, WM8990_AUDIO_INTERFACE_4, reg | WM8990_ALRCGPIO1);
1440
1441 reg = wm8990_read_reg_cache(codec, WM8990_GPIO1_GPIO2) &
1442 ~WM8990_GPIO1_SEL_MASK;
1443 wm8990_write(codec, WM8990_GPIO1_GPIO2, reg | 1);
1444
1445 reg = wm8990_read_reg_cache(codec, WM8990_POWER_MANAGEMENT_2);
1446 wm8990_write(codec, WM8990_POWER_MANAGEMENT_2, reg | WM8990_OPCLK_ENA);
1447
1448 wm8990_write(codec, WM8990_LEFT_OUTPUT_VOLUME, 0x50 | (1<<8));
1449 wm8990_write(codec, WM8990_RIGHT_OUTPUT_VOLUME, 0x50 | (1<<8));
1450
1451 snd_soc_add_controls(codec, wm8990_snd_controls,
1452 ARRAY_SIZE(wm8990_snd_controls));
1453 wm8990_add_widgets(codec);
1454 ret = snd_soc_init_card(socdev);
1455 if (ret < 0) {
1456 printk(KERN_ERR "wm8990: failed to register card\n");
1457 goto card_err;
1458 }
1459 return ret;
1460
1461 card_err:
1462 snd_soc_free_pcms(socdev);
1463 snd_soc_dapm_free(socdev);
1464 pcm_err:
1465 kfree(codec->reg_cache);
1466 return ret;
1467 }
1468
1469 /* If the i2c layer weren't so broken, we could pass this kind of data
1470 around */
1471 static struct snd_soc_device *wm8990_socdev;
1472
1473 #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
1474
1475 /*
1476 * WM891 2 wire address is determined by GPIO5
1477 * state during powerup.
1478 * low = 0x34
1479 * high = 0x36
1480 */
1481
1482 static int wm8990_i2c_probe(struct i2c_client *i2c,
1483 const struct i2c_device_id *id)
1484 {
1485 struct snd_soc_device *socdev = wm8990_socdev;
1486 struct snd_soc_codec *codec = socdev->card->codec;
1487 int ret;
1488
1489 i2c_set_clientdata(i2c, codec);
1490 codec->control_data = i2c;
1491
1492 ret = wm8990_init(socdev);
1493 if (ret < 0)
1494 pr_err("failed to initialise WM8990\n");
1495
1496 return ret;
1497 }
1498
1499 static int wm8990_i2c_remove(struct i2c_client *client)
1500 {
1501 struct snd_soc_codec *codec = i2c_get_clientdata(client);
1502 kfree(codec->reg_cache);
1503 return 0;
1504 }
1505
1506 static const struct i2c_device_id wm8990_i2c_id[] = {
1507 { "wm8990", 0 },
1508 { }
1509 };
1510 MODULE_DEVICE_TABLE(i2c, wm8990_i2c_id);
1511
1512 static struct i2c_driver wm8990_i2c_driver = {
1513 .driver = {
1514 .name = "WM8990 I2C Codec",
1515 .owner = THIS_MODULE,
1516 },
1517 .probe = wm8990_i2c_probe,
1518 .remove = wm8990_i2c_remove,
1519 .id_table = wm8990_i2c_id,
1520 };
1521
1522 static int wm8990_add_i2c_device(struct platform_device *pdev,
1523 const struct wm8990_setup_data *setup)
1524 {
1525 struct i2c_board_info info;
1526 struct i2c_adapter *adapter;
1527 struct i2c_client *client;
1528 int ret;
1529
1530 ret = i2c_add_driver(&wm8990_i2c_driver);
1531 if (ret != 0) {
1532 dev_err(&pdev->dev, "can't add i2c driver\n");
1533 return ret;
1534 }
1535
1536 memset(&info, 0, sizeof(struct i2c_board_info));
1537 info.addr = setup->i2c_address;
1538 strlcpy(info.type, "wm8990", I2C_NAME_SIZE);
1539
1540 adapter = i2c_get_adapter(setup->i2c_bus);
1541 if (!adapter) {
1542 dev_err(&pdev->dev, "can't get i2c adapter %d\n",
1543 setup->i2c_bus);
1544 goto err_driver;
1545 }
1546
1547 client = i2c_new_device(adapter, &info);
1548 i2c_put_adapter(adapter);
1549 if (!client) {
1550 dev_err(&pdev->dev, "can't add i2c device at 0x%x\n",
1551 (unsigned int)info.addr);
1552 goto err_driver;
1553 }
1554
1555 return 0;
1556
1557 err_driver:
1558 i2c_del_driver(&wm8990_i2c_driver);
1559 return -ENODEV;
1560 }
1561 #endif
1562
1563 static int wm8990_probe(struct platform_device *pdev)
1564 {
1565 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1566 struct wm8990_setup_data *setup;
1567 struct snd_soc_codec *codec;
1568 struct wm8990_priv *wm8990;
1569 int ret;
1570
1571 pr_info("WM8990 Audio Codec %s\n", WM8990_VERSION);
1572
1573 setup = socdev->codec_data;
1574 codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
1575 if (codec == NULL)
1576 return -ENOMEM;
1577
1578 wm8990 = kzalloc(sizeof(struct wm8990_priv), GFP_KERNEL);
1579 if (wm8990 == NULL) {
1580 kfree(codec);
1581 return -ENOMEM;
1582 }
1583
1584 codec->private_data = wm8990;
1585 socdev->card->codec = codec;
1586 mutex_init(&codec->mutex);
1587 INIT_LIST_HEAD(&codec->dapm_widgets);
1588 INIT_LIST_HEAD(&codec->dapm_paths);
1589 wm8990_socdev = socdev;
1590
1591 ret = -ENODEV;
1592
1593 #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
1594 if (setup->i2c_address) {
1595 codec->hw_write = (hw_write_t)i2c_master_send;
1596 ret = wm8990_add_i2c_device(pdev, setup);
1597 }
1598 #endif
1599
1600 if (ret != 0) {
1601 kfree(codec->private_data);
1602 kfree(codec);
1603 }
1604 return ret;
1605 }
1606
1607 /* power down chip */
1608 static int wm8990_remove(struct platform_device *pdev)
1609 {
1610 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1611 struct snd_soc_codec *codec = socdev->card->codec;
1612
1613 if (codec->control_data)
1614 wm8990_set_bias_level(codec, SND_SOC_BIAS_OFF);
1615 snd_soc_free_pcms(socdev);
1616 snd_soc_dapm_free(socdev);
1617 #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
1618 i2c_unregister_device(codec->control_data);
1619 i2c_del_driver(&wm8990_i2c_driver);
1620 #endif
1621 kfree(codec->private_data);
1622 kfree(codec);
1623
1624 return 0;
1625 }
1626
1627 struct snd_soc_codec_device soc_codec_dev_wm8990 = {
1628 .probe = wm8990_probe,
1629 .remove = wm8990_remove,
1630 .suspend = wm8990_suspend,
1631 .resume = wm8990_resume,
1632 };
1633 EXPORT_SYMBOL_GPL(soc_codec_dev_wm8990);
1634
1635 static int __init wm8990_modinit(void)
1636 {
1637 return snd_soc_register_dai(&wm8990_dai);
1638 }
1639 module_init(wm8990_modinit);
1640
1641 static void __exit wm8990_exit(void)
1642 {
1643 snd_soc_unregister_dai(&wm8990_dai);
1644 }
1645 module_exit(wm8990_exit);
1646
1647 MODULE_DESCRIPTION("ASoC WM8990 driver");
1648 MODULE_AUTHOR("Liam Girdwood");
1649 MODULE_LICENSE("GPL");
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