Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[linux-2.6] / sound / soc / codecs / wm8990.c
1 /*
2  * wm8990.c  --  WM8990 ALSA Soc Audio driver
3  *
4  * Copyright 2008 Wolfson Microelectronics PLC.
5  * Author: Liam Girdwood
6  *         lg@opensource.wolfsonmicro.com or linux@wolfsonmicro.com
7  *
8  *  This program is free software; you can redistribute  it and/or modify it
9  *  under  the terms of  the GNU General  Public License as published by the
10  *  Free Software Foundation;  either version 2 of the  License, or (at your
11  *  option) any later version.
12  */
13
14 #include <linux/module.h>
15 #include <linux/moduleparam.h>
16 #include <linux/kernel.h>
17 #include <linux/init.h>
18 #include <linux/delay.h>
19 #include <linux/pm.h>
20 #include <linux/i2c.h>
21 #include <linux/platform_device.h>
22 #include <sound/core.h>
23 #include <sound/pcm.h>
24 #include <sound/pcm_params.h>
25 #include <sound/soc.h>
26 #include <sound/soc-dapm.h>
27 #include <sound/initval.h>
28 #include <sound/tlv.h>
29 #include <asm/div64.h>
30
31 #include "wm8990.h"
32
33 #define WM8990_VERSION "0.2"
34
35 /* codec private data */
36 struct wm8990_priv {
37         unsigned int sysclk;
38         unsigned int pcmclk;
39 };
40
41 /*
42  * wm8990 register cache.  Note that register 0 is not included in the
43  * cache.
44  */
45 static const u16 wm8990_reg[] = {
46         0x8990,     /* R0  - Reset */
47         0x0000,     /* R1  - Power Management (1) */
48         0x6000,     /* R2  - Power Management (2) */
49         0x0000,     /* R3  - Power Management (3) */
50         0x4050,     /* R4  - Audio Interface (1) */
51         0x4000,     /* R5  - Audio Interface (2) */
52         0x01C8,     /* R6  - Clocking (1) */
53         0x0000,     /* R7  - Clocking (2) */
54         0x0040,     /* R8  - Audio Interface (3) */
55         0x0040,     /* R9  - Audio Interface (4) */
56         0x0004,     /* R10 - DAC CTRL */
57         0x00C0,     /* R11 - Left DAC Digital Volume */
58         0x00C0,     /* R12 - Right DAC Digital Volume */
59         0x0000,     /* R13 - Digital Side Tone */
60         0x0100,     /* R14 - ADC CTRL */
61         0x00C0,     /* R15 - Left ADC Digital Volume */
62         0x00C0,     /* R16 - Right ADC Digital Volume */
63         0x0000,     /* R17 */
64         0x0000,     /* R18 - GPIO CTRL 1 */
65         0x1000,     /* R19 - GPIO1 & GPIO2 */
66         0x1010,     /* R20 - GPIO3 & GPIO4 */
67         0x1010,     /* R21 - GPIO5 & GPIO6 */
68         0x8000,     /* R22 - GPIOCTRL 2 */
69         0x0800,     /* R23 - GPIO_POL */
70         0x008B,     /* R24 - Left Line Input 1&2 Volume */
71         0x008B,     /* R25 - Left Line Input 3&4 Volume */
72         0x008B,     /* R26 - Right Line Input 1&2 Volume */
73         0x008B,     /* R27 - Right Line Input 3&4 Volume */
74         0x0000,     /* R28 - Left Output Volume */
75         0x0000,     /* R29 - Right Output Volume */
76         0x0066,     /* R30 - Line Outputs Volume */
77         0x0022,     /* R31 - Out3/4 Volume */
78         0x0079,     /* R32 - Left OPGA Volume */
79         0x0079,     /* R33 - Right OPGA Volume */
80         0x0003,     /* R34 - Speaker Volume */
81         0x0003,     /* R35 - ClassD1 */
82         0x0000,     /* R36 */
83         0x0100,     /* R37 - ClassD3 */
84         0x0079,     /* R38 - ClassD4 */
85         0x0000,     /* R39 - Input Mixer1 */
86         0x0000,     /* R40 - Input Mixer2 */
87         0x0000,     /* R41 - Input Mixer3 */
88         0x0000,     /* R42 - Input Mixer4 */
89         0x0000,     /* R43 - Input Mixer5 */
90         0x0000,     /* R44 - Input Mixer6 */
91         0x0000,     /* R45 - Output Mixer1 */
92         0x0000,     /* R46 - Output Mixer2 */
93         0x0000,     /* R47 - Output Mixer3 */
94         0x0000,     /* R48 - Output Mixer4 */
95         0x0000,     /* R49 - Output Mixer5 */
96         0x0000,     /* R50 - Output Mixer6 */
97         0x0180,     /* R51 - Out3/4 Mixer */
98         0x0000,     /* R52 - Line Mixer1 */
99         0x0000,     /* R53 - Line Mixer2 */
100         0x0000,     /* R54 - Speaker Mixer */
101         0x0000,     /* R55 - Additional Control */
102         0x0000,     /* R56 - AntiPOP1 */
103         0x0000,     /* R57 - AntiPOP2 */
104         0x0000,     /* R58 - MICBIAS */
105         0x0000,     /* R59 */
106         0x0008,     /* R60 - PLL1 */
107         0x0031,     /* R61 - PLL2 */
108         0x0026,     /* R62 - PLL3 */
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)) - 1);
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         BUG_ON(reg > (ARRAY_SIZE(wm8990_reg)) - 1);
130
131         /* Reset register is uncached */
132         if (reg == 0)
133                 return;
134
135         cache[reg] = value;
136 }
137
138 /*
139  * write to the wm8990 register space
140  */
141 static int wm8990_write(struct snd_soc_codec *codec, unsigned int reg,
142         unsigned int value)
143 {
144         u8 data[3];
145
146         data[0] = reg & 0xFF;
147         data[1] = (value >> 8) & 0xFF;
148         data[2] = value & 0xFF;
149
150         wm8990_write_reg_cache(codec, reg, value);
151
152         if (codec->hw_write(codec->control_data, data, 3) == 2)
153                 return 0;
154         else
155                 return -EIO;
156 }
157
158 #define wm8990_reset(c) wm8990_write(c, WM8990_RESET, 0)
159
160 static const DECLARE_TLV_DB_LINEAR(rec_mix_tlv, -1500, 600);
161
162 static const DECLARE_TLV_DB_LINEAR(in_pga_tlv, -1650, 3000);
163
164 static const DECLARE_TLV_DB_LINEAR(out_mix_tlv, 0, -2100);
165
166 static const DECLARE_TLV_DB_LINEAR(out_pga_tlv, -7300, 600);
167
168 static const DECLARE_TLV_DB_LINEAR(out_omix_tlv, -600, 0);
169
170 static const DECLARE_TLV_DB_LINEAR(out_dac_tlv, -7163, 0);
171
172 static const DECLARE_TLV_DB_LINEAR(in_adc_tlv, -7163, 1763);
173
174 static const DECLARE_TLV_DB_LINEAR(out_sidetone_tlv, -3600, 0);
175
176 static int wm899x_outpga_put_volsw_vu(struct snd_kcontrol *kcontrol,
177         struct snd_ctl_elem_value *ucontrol)
178 {
179         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
180         int reg = kcontrol->private_value & 0xff;
181         int ret;
182         u16 val;
183
184         ret = snd_soc_put_volsw(kcontrol, ucontrol);
185         if (ret < 0)
186                 return ret;
187
188         /* now hit the volume update bits (always bit 8) */
189         val = wm8990_read_reg_cache(codec, reg);
190         return wm8990_write(codec, reg, val | 0x0100);
191 }
192
193 #define SOC_WM899X_OUTPGA_SINGLE_R_TLV(xname, reg, shift, max, invert,\
194          tlv_array) {\
195         .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
196         .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
197                   SNDRV_CTL_ELEM_ACCESS_READWRITE,\
198         .tlv.p = (tlv_array), \
199         .info = snd_soc_info_volsw, \
200         .get = snd_soc_get_volsw, .put = wm899x_outpga_put_volsw_vu, \
201         .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) }
202
203
204 static const char *wm8990_digital_sidetone[] =
205         {"None", "Left ADC", "Right ADC", "Reserved"};
206
207 static const struct soc_enum wm8990_left_digital_sidetone_enum =
208 SOC_ENUM_SINGLE(WM8990_DIGITAL_SIDE_TONE,
209         WM8990_ADC_TO_DACL_SHIFT,
210         WM8990_ADC_TO_DACL_MASK,
211         wm8990_digital_sidetone);
212
213 static const struct soc_enum wm8990_right_digital_sidetone_enum =
214 SOC_ENUM_SINGLE(WM8990_DIGITAL_SIDE_TONE,
215         WM8990_ADC_TO_DACR_SHIFT,
216         WM8990_ADC_TO_DACR_MASK,
217         wm8990_digital_sidetone);
218
219 static const char *wm8990_adcmode[] =
220         {"Hi-fi mode", "Voice mode 1", "Voice mode 2", "Voice mode 3"};
221
222 static const struct soc_enum wm8990_right_adcmode_enum =
223 SOC_ENUM_SINGLE(WM8990_ADC_CTRL,
224         WM8990_ADC_HPF_CUT_SHIFT,
225         WM8990_ADC_HPF_CUT_MASK,
226         wm8990_adcmode);
227
228 static const struct snd_kcontrol_new wm8990_snd_controls[] = {
229 /* INMIXL */
230 SOC_SINGLE("LIN12 PGA Boost", WM8990_INPUT_MIXER3, WM8990_L12MNBST_BIT, 1, 0),
231 SOC_SINGLE("LIN34 PGA Boost", WM8990_INPUT_MIXER3, WM8990_L34MNBST_BIT, 1, 0),
232 /* INMIXR */
233 SOC_SINGLE("RIN12 PGA Boost", WM8990_INPUT_MIXER3, WM8990_R12MNBST_BIT, 1, 0),
234 SOC_SINGLE("RIN34 PGA Boost", WM8990_INPUT_MIXER3, WM8990_R34MNBST_BIT, 1, 0),
235
236 /* LOMIX */
237 SOC_SINGLE_TLV("LOMIX LIN3 Bypass Volume", WM8990_OUTPUT_MIXER3,
238         WM8990_LLI3LOVOL_SHIFT, WM8990_LLI3LOVOL_MASK, 1, out_mix_tlv),
239 SOC_SINGLE_TLV("LOMIX RIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER3,
240         WM8990_LR12LOVOL_SHIFT, WM8990_LR12LOVOL_MASK, 1, out_mix_tlv),
241 SOC_SINGLE_TLV("LOMIX LIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER3,
242         WM8990_LL12LOVOL_SHIFT, WM8990_LL12LOVOL_MASK, 1, out_mix_tlv),
243 SOC_SINGLE_TLV("LOMIX RIN3 Bypass Volume", WM8990_OUTPUT_MIXER5,
244         WM8990_LRI3LOVOL_SHIFT, WM8990_LRI3LOVOL_MASK, 1, out_mix_tlv),
245 SOC_SINGLE_TLV("LOMIX AINRMUX Bypass Volume", WM8990_OUTPUT_MIXER5,
246         WM8990_LRBLOVOL_SHIFT, WM8990_LRBLOVOL_MASK, 1, out_mix_tlv),
247 SOC_SINGLE_TLV("LOMIX AINLMUX Bypass Volume", WM8990_OUTPUT_MIXER5,
248         WM8990_LRBLOVOL_SHIFT, WM8990_LRBLOVOL_MASK, 1, out_mix_tlv),
249
250 /* ROMIX */
251 SOC_SINGLE_TLV("ROMIX RIN3 Bypass Volume", WM8990_OUTPUT_MIXER4,
252         WM8990_RRI3ROVOL_SHIFT, WM8990_RRI3ROVOL_MASK, 1, out_mix_tlv),
253 SOC_SINGLE_TLV("ROMIX LIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER4,
254         WM8990_RL12ROVOL_SHIFT, WM8990_RL12ROVOL_MASK, 1, out_mix_tlv),
255 SOC_SINGLE_TLV("ROMIX RIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER4,
256         WM8990_RR12ROVOL_SHIFT, WM8990_RR12ROVOL_MASK, 1, out_mix_tlv),
257 SOC_SINGLE_TLV("ROMIX LIN3 Bypass Volume", WM8990_OUTPUT_MIXER6,
258         WM8990_RLI3ROVOL_SHIFT, WM8990_RLI3ROVOL_MASK, 1, out_mix_tlv),
259 SOC_SINGLE_TLV("ROMIX AINLMUX Bypass Volume", WM8990_OUTPUT_MIXER6,
260         WM8990_RLBROVOL_SHIFT, WM8990_RLBROVOL_MASK, 1, out_mix_tlv),
261 SOC_SINGLE_TLV("ROMIX AINRMUX Bypass Volume", WM8990_OUTPUT_MIXER6,
262         WM8990_RRBROVOL_SHIFT, WM8990_RRBROVOL_MASK, 1, out_mix_tlv),
263
264 /* LOUT */
265 SOC_WM899X_OUTPGA_SINGLE_R_TLV("LOUT Volume", WM8990_LEFT_OUTPUT_VOLUME,
266         WM8990_LOUTVOL_SHIFT, WM8990_LOUTVOL_MASK, 0, out_pga_tlv),
267 SOC_SINGLE("LOUT ZC", WM8990_LEFT_OUTPUT_VOLUME, WM8990_LOZC_BIT, 1, 0),
268
269 /* ROUT */
270 SOC_WM899X_OUTPGA_SINGLE_R_TLV("ROUT Volume", WM8990_RIGHT_OUTPUT_VOLUME,
271         WM8990_ROUTVOL_SHIFT, WM8990_ROUTVOL_MASK, 0, out_pga_tlv),
272 SOC_SINGLE("ROUT ZC", WM8990_RIGHT_OUTPUT_VOLUME, WM8990_ROZC_BIT, 1, 0),
273
274 /* LOPGA */
275 SOC_WM899X_OUTPGA_SINGLE_R_TLV("LOPGA Volume", WM8990_LEFT_OPGA_VOLUME,
276         WM8990_LOPGAVOL_SHIFT, WM8990_LOPGAVOL_MASK, 0, out_pga_tlv),
277 SOC_SINGLE("LOPGA ZC Switch", WM8990_LEFT_OPGA_VOLUME,
278         WM8990_LOPGAZC_BIT, 1, 0),
279
280 /* ROPGA */
281 SOC_WM899X_OUTPGA_SINGLE_R_TLV("ROPGA Volume", WM8990_RIGHT_OPGA_VOLUME,
282         WM8990_ROPGAVOL_SHIFT, WM8990_ROPGAVOL_MASK, 0, out_pga_tlv),
283 SOC_SINGLE("ROPGA ZC Switch", WM8990_RIGHT_OPGA_VOLUME,
284         WM8990_ROPGAZC_BIT, 1, 0),
285
286 SOC_SINGLE("LON Mute Switch", WM8990_LINE_OUTPUTS_VOLUME,
287         WM8990_LONMUTE_BIT, 1, 0),
288 SOC_SINGLE("LOP Mute Switch", WM8990_LINE_OUTPUTS_VOLUME,
289         WM8990_LOPMUTE_BIT, 1, 0),
290 SOC_SINGLE("LOP Attenuation Switch", WM8990_LINE_OUTPUTS_VOLUME,
291         WM8990_LOATTN_BIT, 1, 0),
292 SOC_SINGLE("RON Mute Switch", WM8990_LINE_OUTPUTS_VOLUME,
293         WM8990_RONMUTE_BIT, 1, 0),
294 SOC_SINGLE("ROP Mute Switch", WM8990_LINE_OUTPUTS_VOLUME,
295         WM8990_ROPMUTE_BIT, 1, 0),
296 SOC_SINGLE("ROP Attenuation Switch", WM8990_LINE_OUTPUTS_VOLUME,
297         WM8990_ROATTN_BIT, 1, 0),
298
299 SOC_SINGLE("OUT3 Mute Switch", WM8990_OUT3_4_VOLUME,
300         WM8990_OUT3MUTE_BIT, 1, 0),
301 SOC_SINGLE("OUT3 Attenuation Switch", WM8990_OUT3_4_VOLUME,
302         WM8990_OUT3ATTN_BIT, 1, 0),
303
304 SOC_SINGLE("OUT4 Mute Switch", WM8990_OUT3_4_VOLUME,
305         WM8990_OUT4MUTE_BIT, 1, 0),
306 SOC_SINGLE("OUT4 Attenuation Switch", WM8990_OUT3_4_VOLUME,
307         WM8990_OUT4ATTN_BIT, 1, 0),
308
309 SOC_SINGLE("Speaker Mode Switch", WM8990_CLASSD1,
310         WM8990_CDMODE_BIT, 1, 0),
311
312 SOC_SINGLE("Speaker Output Attenuation Volume", WM8990_SPEAKER_VOLUME,
313         WM8990_SPKATTN_SHIFT, WM8990_SPKATTN_MASK, 0),
314 SOC_SINGLE("Speaker DC Boost Volume", WM8990_CLASSD3,
315         WM8990_DCGAIN_SHIFT, WM8990_DCGAIN_MASK, 0),
316 SOC_SINGLE("Speaker AC Boost Volume", WM8990_CLASSD3,
317         WM8990_ACGAIN_SHIFT, WM8990_ACGAIN_MASK, 0),
318 SOC_SINGLE_TLV("Speaker Volume", WM8990_CLASSD4,
319         WM8990_SPKVOL_SHIFT, WM8990_SPKVOL_MASK, 0, out_pga_tlv),
320 SOC_SINGLE("Speaker ZC Switch", WM8990_CLASSD4,
321         WM8990_SPKZC_SHIFT, WM8990_SPKZC_MASK, 0),
322
323 SOC_WM899X_OUTPGA_SINGLE_R_TLV("Left DAC Digital Volume",
324         WM8990_LEFT_DAC_DIGITAL_VOLUME,
325         WM8990_DACL_VOL_SHIFT,
326         WM8990_DACL_VOL_MASK,
327         0,
328         out_dac_tlv),
329
330 SOC_WM899X_OUTPGA_SINGLE_R_TLV("Right DAC Digital Volume",
331         WM8990_RIGHT_DAC_DIGITAL_VOLUME,
332         WM8990_DACR_VOL_SHIFT,
333         WM8990_DACR_VOL_MASK,
334         0,
335         out_dac_tlv),
336
337 SOC_ENUM("Left Digital Sidetone", wm8990_left_digital_sidetone_enum),
338 SOC_ENUM("Right Digital Sidetone", wm8990_right_digital_sidetone_enum),
339
340 SOC_SINGLE_TLV("Left Digital Sidetone Volume", WM8990_DIGITAL_SIDE_TONE,
341         WM8990_ADCL_DAC_SVOL_SHIFT, WM8990_ADCL_DAC_SVOL_MASK, 0,
342         out_sidetone_tlv),
343 SOC_SINGLE_TLV("Right Digital Sidetone Volume", WM8990_DIGITAL_SIDE_TONE,
344         WM8990_ADCR_DAC_SVOL_SHIFT, WM8990_ADCR_DAC_SVOL_MASK, 0,
345         out_sidetone_tlv),
346
347 SOC_SINGLE("ADC Digital High Pass Filter Switch", WM8990_ADC_CTRL,
348         WM8990_ADC_HPF_ENA_BIT, 1, 0),
349
350 SOC_ENUM("ADC HPF Mode", wm8990_right_adcmode_enum),
351
352 SOC_WM899X_OUTPGA_SINGLE_R_TLV("Left ADC Digital Volume",
353         WM8990_LEFT_ADC_DIGITAL_VOLUME,
354         WM8990_ADCL_VOL_SHIFT,
355         WM8990_ADCL_VOL_MASK,
356         0,
357         in_adc_tlv),
358
359 SOC_WM899X_OUTPGA_SINGLE_R_TLV("Right ADC Digital Volume",
360         WM8990_RIGHT_ADC_DIGITAL_VOLUME,
361         WM8990_ADCR_VOL_SHIFT,
362         WM8990_ADCR_VOL_MASK,
363         0,
364         in_adc_tlv),
365
366 SOC_WM899X_OUTPGA_SINGLE_R_TLV("LIN12 Volume",
367         WM8990_LEFT_LINE_INPUT_1_2_VOLUME,
368         WM8990_LIN12VOL_SHIFT,
369         WM8990_LIN12VOL_MASK,
370         0,
371         in_pga_tlv),
372
373 SOC_SINGLE("LIN12 ZC Switch", WM8990_LEFT_LINE_INPUT_1_2_VOLUME,
374         WM8990_LI12ZC_BIT, 1, 0),
375
376 SOC_SINGLE("LIN12 Mute Switch", WM8990_LEFT_LINE_INPUT_1_2_VOLUME,
377         WM8990_LI12MUTE_BIT, 1, 0),
378
379 SOC_WM899X_OUTPGA_SINGLE_R_TLV("LIN34 Volume",
380         WM8990_LEFT_LINE_INPUT_3_4_VOLUME,
381         WM8990_LIN34VOL_SHIFT,
382         WM8990_LIN34VOL_MASK,
383         0,
384         in_pga_tlv),
385
386 SOC_SINGLE("LIN34 ZC Switch", WM8990_LEFT_LINE_INPUT_3_4_VOLUME,
387         WM8990_LI34ZC_BIT, 1, 0),
388
389 SOC_SINGLE("LIN34 Mute Switch", WM8990_LEFT_LINE_INPUT_3_4_VOLUME,
390         WM8990_LI34MUTE_BIT, 1, 0),
391
392 SOC_WM899X_OUTPGA_SINGLE_R_TLV("RIN12 Volume",
393         WM8990_RIGHT_LINE_INPUT_1_2_VOLUME,
394         WM8990_RIN12VOL_SHIFT,
395         WM8990_RIN12VOL_MASK,
396         0,
397         in_pga_tlv),
398
399 SOC_SINGLE("RIN12 ZC Switch", WM8990_RIGHT_LINE_INPUT_1_2_VOLUME,
400         WM8990_RI12ZC_BIT, 1, 0),
401
402 SOC_SINGLE("RIN12 Mute Switch", WM8990_RIGHT_LINE_INPUT_1_2_VOLUME,
403         WM8990_RI12MUTE_BIT, 1, 0),
404
405 SOC_WM899X_OUTPGA_SINGLE_R_TLV("RIN34 Volume",
406         WM8990_RIGHT_LINE_INPUT_3_4_VOLUME,
407         WM8990_RIN34VOL_SHIFT,
408         WM8990_RIN34VOL_MASK,
409         0,
410         in_pga_tlv),
411
412 SOC_SINGLE("RIN34 ZC Switch", WM8990_RIGHT_LINE_INPUT_3_4_VOLUME,
413         WM8990_RI34ZC_BIT, 1, 0),
414
415 SOC_SINGLE("RIN34 Mute Switch", WM8990_RIGHT_LINE_INPUT_3_4_VOLUME,
416         WM8990_RI34MUTE_BIT, 1, 0),
417
418 };
419
420 /* add non dapm controls */
421 static int wm8990_add_controls(struct snd_soc_codec *codec)
422 {
423         int err, i;
424
425         for (i = 0; i < ARRAY_SIZE(wm8990_snd_controls); i++) {
426                 err = snd_ctl_add(codec->card,
427                                 snd_soc_cnew(&wm8990_snd_controls[i], codec,
428                                         NULL));
429                 if (err < 0)
430                         return err;
431         }
432         return 0;
433 }
434
435 /*
436  * _DAPM_ Controls
437  */
438
439 static int inmixer_event(struct snd_soc_dapm_widget *w,
440         struct snd_kcontrol *kcontrol, int event)
441 {
442         u16 reg, fakepower;
443
444         reg = wm8990_read_reg_cache(w->codec, WM8990_POWER_MANAGEMENT_2);
445         fakepower = wm8990_read_reg_cache(w->codec, WM8990_INTDRIVBITS);
446
447         if (fakepower & ((1 << WM8990_INMIXL_PWR_BIT) |
448                 (1 << WM8990_AINLMUX_PWR_BIT))) {
449                 reg |= WM8990_AINL_ENA;
450         } else {
451                 reg &= ~WM8990_AINL_ENA;
452         }
453
454         if (fakepower & ((1 << WM8990_INMIXR_PWR_BIT) |
455                 (1 << WM8990_AINRMUX_PWR_BIT))) {
456                 reg |= WM8990_AINR_ENA;
457         } else {
458                 reg &= ~WM8990_AINL_ENA;
459         }
460         wm8990_write(w->codec, WM8990_POWER_MANAGEMENT_2, reg);
461
462         return 0;
463 }
464
465 static int outmixer_event(struct snd_soc_dapm_widget *w,
466         struct snd_kcontrol *kcontrol, int event)
467 {
468         u32 reg_shift = kcontrol->private_value & 0xfff;
469         int ret = 0;
470         u16 reg;
471
472         switch (reg_shift) {
473         case WM8990_SPEAKER_MIXER | (WM8990_LDSPK_BIT << 8) :
474                 reg = wm8990_read_reg_cache(w->codec, WM8990_OUTPUT_MIXER1);
475                 if (reg & WM8990_LDLO) {
476                         printk(KERN_WARNING
477                         "Cannot set as Output Mixer 1 LDLO Set\n");
478                         ret = -1;
479                 }
480                 break;
481         case WM8990_SPEAKER_MIXER | (WM8990_RDSPK_BIT << 8):
482                 reg = wm8990_read_reg_cache(w->codec, WM8990_OUTPUT_MIXER2);
483                 if (reg & WM8990_RDRO) {
484                         printk(KERN_WARNING
485                         "Cannot set as Output Mixer 2 RDRO Set\n");
486                         ret = -1;
487                 }
488                 break;
489         case WM8990_OUTPUT_MIXER1 | (WM8990_LDLO_BIT << 8):
490                 reg = wm8990_read_reg_cache(w->codec, WM8990_SPEAKER_MIXER);
491                 if (reg & WM8990_LDSPK) {
492                         printk(KERN_WARNING
493                         "Cannot set as Speaker Mixer LDSPK Set\n");
494                         ret = -1;
495                 }
496                 break;
497         case WM8990_OUTPUT_MIXER2 | (WM8990_RDRO_BIT << 8):
498                 reg = wm8990_read_reg_cache(w->codec, WM8990_SPEAKER_MIXER);
499                 if (reg & WM8990_RDSPK) {
500                         printk(KERN_WARNING
501                         "Cannot set as Speaker Mixer RDSPK Set\n");
502                         ret = -1;
503                 }
504                 break;
505         }
506
507         return ret;
508 }
509
510 /* INMIX dB values */
511 static const unsigned int in_mix_tlv[] = {
512         TLV_DB_RANGE_HEAD(1),
513         0, 7, TLV_DB_LINEAR_ITEM(-1200, 600),
514 };
515
516 /* Left In PGA Connections */
517 static const struct snd_kcontrol_new wm8990_dapm_lin12_pga_controls[] = {
518 SOC_DAPM_SINGLE("LIN1 Switch", WM8990_INPUT_MIXER2, WM8990_LMN1_BIT, 1, 0),
519 SOC_DAPM_SINGLE("LIN2 Switch", WM8990_INPUT_MIXER2, WM8990_LMP2_BIT, 1, 0),
520 };
521
522 static const struct snd_kcontrol_new wm8990_dapm_lin34_pga_controls[] = {
523 SOC_DAPM_SINGLE("LIN3 Switch", WM8990_INPUT_MIXER2, WM8990_LMN3_BIT, 1, 0),
524 SOC_DAPM_SINGLE("LIN4 Switch", WM8990_INPUT_MIXER2, WM8990_LMP4_BIT, 1, 0),
525 };
526
527 /* Right In PGA Connections */
528 static const struct snd_kcontrol_new wm8990_dapm_rin12_pga_controls[] = {
529 SOC_DAPM_SINGLE("RIN1 Switch", WM8990_INPUT_MIXER2, WM8990_RMN1_BIT, 1, 0),
530 SOC_DAPM_SINGLE("RIN2 Switch", WM8990_INPUT_MIXER2, WM8990_RMP2_BIT, 1, 0),
531 };
532
533 static const struct snd_kcontrol_new wm8990_dapm_rin34_pga_controls[] = {
534 SOC_DAPM_SINGLE("RIN3 Switch", WM8990_INPUT_MIXER2, WM8990_RMN3_BIT, 1, 0),
535 SOC_DAPM_SINGLE("RIN4 Switch", WM8990_INPUT_MIXER2, WM8990_RMP4_BIT, 1, 0),
536 };
537
538 /* INMIXL */
539 static const struct snd_kcontrol_new wm8990_dapm_inmixl_controls[] = {
540 SOC_DAPM_SINGLE_TLV("Record Left Volume", WM8990_INPUT_MIXER3,
541         WM8990_LDBVOL_SHIFT, WM8990_LDBVOL_MASK, 0, in_mix_tlv),
542 SOC_DAPM_SINGLE_TLV("LIN2 Volume", WM8990_INPUT_MIXER5, WM8990_LI2BVOL_SHIFT,
543         7, 0, in_mix_tlv),
544 SOC_DAPM_SINGLE("LINPGA12 Switch", WM8990_INPUT_MIXER3, WM8990_L12MNB_BIT,
545         1, 0),
546 SOC_DAPM_SINGLE("LINPGA34 Switch", WM8990_INPUT_MIXER3, WM8990_L34MNB_BIT,
547         1, 0),
548 };
549
550 /* INMIXR */
551 static const struct snd_kcontrol_new wm8990_dapm_inmixr_controls[] = {
552 SOC_DAPM_SINGLE_TLV("Record Right Volume", WM8990_INPUT_MIXER4,
553         WM8990_RDBVOL_SHIFT, WM8990_RDBVOL_MASK, 0, in_mix_tlv),
554 SOC_DAPM_SINGLE_TLV("RIN2 Volume", WM8990_INPUT_MIXER6, WM8990_RI2BVOL_SHIFT,
555         7, 0, in_mix_tlv),
556 SOC_DAPM_SINGLE("RINPGA12 Switch", WM8990_INPUT_MIXER3, WM8990_L12MNB_BIT,
557         1, 0),
558 SOC_DAPM_SINGLE("RINPGA34 Switch", WM8990_INPUT_MIXER3, WM8990_L34MNB_BIT,
559         1, 0),
560 };
561
562 /* AINLMUX */
563 static const char *wm8990_ainlmux[] =
564         {"INMIXL Mix", "RXVOICE Mix", "DIFFINL Mix"};
565
566 static const struct soc_enum wm8990_ainlmux_enum =
567 SOC_ENUM_SINGLE(WM8990_INPUT_MIXER1, WM8990_AINLMODE_SHIFT,
568         ARRAY_SIZE(wm8990_ainlmux), wm8990_ainlmux);
569
570 static const struct snd_kcontrol_new wm8990_dapm_ainlmux_controls =
571 SOC_DAPM_ENUM("Route", wm8990_ainlmux_enum);
572
573 /* DIFFINL */
574
575 /* AINRMUX */
576 static const char *wm8990_ainrmux[] =
577         {"INMIXR Mix", "RXVOICE Mix", "DIFFINR Mix"};
578
579 static const struct soc_enum wm8990_ainrmux_enum =
580 SOC_ENUM_SINGLE(WM8990_INPUT_MIXER1, WM8990_AINRMODE_SHIFT,
581         ARRAY_SIZE(wm8990_ainrmux), wm8990_ainrmux);
582
583 static const struct snd_kcontrol_new wm8990_dapm_ainrmux_controls =
584 SOC_DAPM_ENUM("Route", wm8990_ainrmux_enum);
585
586 /* RXVOICE */
587 static const struct snd_kcontrol_new wm8990_dapm_rxvoice_controls[] = {
588 SOC_DAPM_SINGLE_TLV("LIN4/RXN", WM8990_INPUT_MIXER5, WM8990_LR4BVOL_SHIFT,
589                         WM8990_LR4BVOL_MASK, 0, in_mix_tlv),
590 SOC_DAPM_SINGLE_TLV("RIN4/RXP", WM8990_INPUT_MIXER6, WM8990_RL4BVOL_SHIFT,
591                         WM8990_RL4BVOL_MASK, 0, in_mix_tlv),
592 };
593
594 /* LOMIX */
595 static const struct snd_kcontrol_new wm8990_dapm_lomix_controls[] = {
596 SOC_DAPM_SINGLE("LOMIX Right ADC Bypass Switch", WM8990_OUTPUT_MIXER1,
597         WM8990_LRBLO_BIT, 1, 0),
598 SOC_DAPM_SINGLE("LOMIX Left ADC Bypass Switch", WM8990_OUTPUT_MIXER1,
599         WM8990_LLBLO_BIT, 1, 0),
600 SOC_DAPM_SINGLE("LOMIX RIN3 Bypass Switch", WM8990_OUTPUT_MIXER1,
601         WM8990_LRI3LO_BIT, 1, 0),
602 SOC_DAPM_SINGLE("LOMIX LIN3 Bypass Switch", WM8990_OUTPUT_MIXER1,
603         WM8990_LLI3LO_BIT, 1, 0),
604 SOC_DAPM_SINGLE("LOMIX RIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER1,
605         WM8990_LR12LO_BIT, 1, 0),
606 SOC_DAPM_SINGLE("LOMIX LIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER1,
607         WM8990_LL12LO_BIT, 1, 0),
608 SOC_DAPM_SINGLE("LOMIX Left DAC Switch", WM8990_OUTPUT_MIXER1,
609         WM8990_LDLO_BIT, 1, 0),
610 };
611
612 /* ROMIX */
613 static const struct snd_kcontrol_new wm8990_dapm_romix_controls[] = {
614 SOC_DAPM_SINGLE("ROMIX Left ADC Bypass Switch", WM8990_OUTPUT_MIXER2,
615         WM8990_RLBRO_BIT, 1, 0),
616 SOC_DAPM_SINGLE("ROMIX Right ADC Bypass Switch", WM8990_OUTPUT_MIXER2,
617         WM8990_RRBRO_BIT, 1, 0),
618 SOC_DAPM_SINGLE("ROMIX LIN3 Bypass Switch", WM8990_OUTPUT_MIXER2,
619         WM8990_RLI3RO_BIT, 1, 0),
620 SOC_DAPM_SINGLE("ROMIX RIN3 Bypass Switch", WM8990_OUTPUT_MIXER2,
621         WM8990_RRI3RO_BIT, 1, 0),
622 SOC_DAPM_SINGLE("ROMIX LIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER2,
623         WM8990_RL12RO_BIT, 1, 0),
624 SOC_DAPM_SINGLE("ROMIX RIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER2,
625         WM8990_RR12RO_BIT, 1, 0),
626 SOC_DAPM_SINGLE("ROMIX Right DAC Switch", WM8990_OUTPUT_MIXER2,
627         WM8990_RDRO_BIT, 1, 0),
628 };
629
630 /* LONMIX */
631 static const struct snd_kcontrol_new wm8990_dapm_lonmix_controls[] = {
632 SOC_DAPM_SINGLE("LONMIX Left Mixer PGA Switch", WM8990_LINE_MIXER1,
633         WM8990_LLOPGALON_BIT, 1, 0),
634 SOC_DAPM_SINGLE("LONMIX Right Mixer PGA Switch", WM8990_LINE_MIXER1,
635         WM8990_LROPGALON_BIT, 1, 0),
636 SOC_DAPM_SINGLE("LONMIX Inverted LOP Switch", WM8990_LINE_MIXER1,
637         WM8990_LOPLON_BIT, 1, 0),
638 };
639
640 /* LOPMIX */
641 static const struct snd_kcontrol_new wm8990_dapm_lopmix_controls[] = {
642 SOC_DAPM_SINGLE("LOPMIX Right Mic Bypass Switch", WM8990_LINE_MIXER1,
643         WM8990_LR12LOP_BIT, 1, 0),
644 SOC_DAPM_SINGLE("LOPMIX Left Mic Bypass Switch", WM8990_LINE_MIXER1,
645         WM8990_LL12LOP_BIT, 1, 0),
646 SOC_DAPM_SINGLE("LOPMIX Left Mixer PGA Switch", WM8990_LINE_MIXER1,
647         WM8990_LLOPGALOP_BIT, 1, 0),
648 };
649
650 /* RONMIX */
651 static const struct snd_kcontrol_new wm8990_dapm_ronmix_controls[] = {
652 SOC_DAPM_SINGLE("RONMIX Right Mixer PGA Switch", WM8990_LINE_MIXER2,
653         WM8990_RROPGARON_BIT, 1, 0),
654 SOC_DAPM_SINGLE("RONMIX Left Mixer PGA Switch", WM8990_LINE_MIXER2,
655         WM8990_RLOPGARON_BIT, 1, 0),
656 SOC_DAPM_SINGLE("RONMIX Inverted ROP Switch", WM8990_LINE_MIXER2,
657         WM8990_ROPRON_BIT, 1, 0),
658 };
659
660 /* ROPMIX */
661 static const struct snd_kcontrol_new wm8990_dapm_ropmix_controls[] = {
662 SOC_DAPM_SINGLE("ROPMIX Left Mic Bypass Switch", WM8990_LINE_MIXER2,
663         WM8990_RL12ROP_BIT, 1, 0),
664 SOC_DAPM_SINGLE("ROPMIX Right Mic Bypass Switch", WM8990_LINE_MIXER2,
665         WM8990_RR12ROP_BIT, 1, 0),
666 SOC_DAPM_SINGLE("ROPMIX Right Mixer PGA Switch", WM8990_LINE_MIXER2,
667         WM8990_RROPGAROP_BIT, 1, 0),
668 };
669
670 /* OUT3MIX */
671 static const struct snd_kcontrol_new wm8990_dapm_out3mix_controls[] = {
672 SOC_DAPM_SINGLE("OUT3MIX LIN4/RXP Bypass Switch", WM8990_OUT3_4_MIXER,
673         WM8990_LI4O3_BIT, 1, 0),
674 SOC_DAPM_SINGLE("OUT3MIX Left Out PGA Switch", WM8990_OUT3_4_MIXER,
675         WM8990_LPGAO3_BIT, 1, 0),
676 };
677
678 /* OUT4MIX */
679 static const struct snd_kcontrol_new wm8990_dapm_out4mix_controls[] = {
680 SOC_DAPM_SINGLE("OUT4MIX Right Out PGA Switch", WM8990_OUT3_4_MIXER,
681         WM8990_RPGAO4_BIT, 1, 0),
682 SOC_DAPM_SINGLE("OUT4MIX RIN4/RXP Bypass Switch", WM8990_OUT3_4_MIXER,
683         WM8990_RI4O4_BIT, 1, 0),
684 };
685
686 /* SPKMIX */
687 static const struct snd_kcontrol_new wm8990_dapm_spkmix_controls[] = {
688 SOC_DAPM_SINGLE("SPKMIX LIN2 Bypass Switch", WM8990_SPEAKER_MIXER,
689         WM8990_LI2SPK_BIT, 1, 0),
690 SOC_DAPM_SINGLE("SPKMIX LADC Bypass Switch", WM8990_SPEAKER_MIXER,
691         WM8990_LB2SPK_BIT, 1, 0),
692 SOC_DAPM_SINGLE("SPKMIX Left Mixer PGA Switch", WM8990_SPEAKER_MIXER,
693         WM8990_LOPGASPK_BIT, 1, 0),
694 SOC_DAPM_SINGLE("SPKMIX Left DAC Switch", WM8990_SPEAKER_MIXER,
695         WM8990_LDSPK_BIT, 1, 0),
696 SOC_DAPM_SINGLE("SPKMIX Right DAC Switch", WM8990_SPEAKER_MIXER,
697         WM8990_RDSPK_BIT, 1, 0),
698 SOC_DAPM_SINGLE("SPKMIX Right Mixer PGA Switch", WM8990_SPEAKER_MIXER,
699         WM8990_ROPGASPK_BIT, 1, 0),
700 SOC_DAPM_SINGLE("SPKMIX RADC Bypass Switch", WM8990_SPEAKER_MIXER,
701         WM8990_RL12ROP_BIT, 1, 0),
702 SOC_DAPM_SINGLE("SPKMIX RIN2 Bypass Switch", WM8990_SPEAKER_MIXER,
703         WM8990_RI2SPK_BIT, 1, 0),
704 };
705
706 static const struct snd_soc_dapm_widget wm8990_dapm_widgets[] = {
707 /* Input Side */
708 /* Input Lines */
709 SND_SOC_DAPM_INPUT("LIN1"),
710 SND_SOC_DAPM_INPUT("LIN2"),
711 SND_SOC_DAPM_INPUT("LIN3"),
712 SND_SOC_DAPM_INPUT("LIN4/RXN"),
713 SND_SOC_DAPM_INPUT("RIN3"),
714 SND_SOC_DAPM_INPUT("RIN4/RXP"),
715 SND_SOC_DAPM_INPUT("RIN1"),
716 SND_SOC_DAPM_INPUT("RIN2"),
717 SND_SOC_DAPM_INPUT("Internal ADC Source"),
718
719 /* DACs */
720 SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8990_POWER_MANAGEMENT_2,
721         WM8990_ADCL_ENA_BIT, 0),
722 SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8990_POWER_MANAGEMENT_2,
723         WM8990_ADCR_ENA_BIT, 0),
724
725 /* Input PGAs */
726 SND_SOC_DAPM_MIXER("LIN12 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_LIN12_ENA_BIT,
727         0, &wm8990_dapm_lin12_pga_controls[0],
728         ARRAY_SIZE(wm8990_dapm_lin12_pga_controls)),
729 SND_SOC_DAPM_MIXER("LIN34 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_LIN34_ENA_BIT,
730         0, &wm8990_dapm_lin34_pga_controls[0],
731         ARRAY_SIZE(wm8990_dapm_lin34_pga_controls)),
732 SND_SOC_DAPM_MIXER("RIN12 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_RIN12_ENA_BIT,
733         0, &wm8990_dapm_rin12_pga_controls[0],
734         ARRAY_SIZE(wm8990_dapm_rin12_pga_controls)),
735 SND_SOC_DAPM_MIXER("RIN34 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_RIN34_ENA_BIT,
736         0, &wm8990_dapm_rin34_pga_controls[0],
737         ARRAY_SIZE(wm8990_dapm_rin34_pga_controls)),
738
739 /* INMIXL */
740 SND_SOC_DAPM_MIXER_E("INMIXL", WM8990_INTDRIVBITS, WM8990_INMIXL_PWR_BIT, 0,
741         &wm8990_dapm_inmixl_controls[0],
742         ARRAY_SIZE(wm8990_dapm_inmixl_controls),
743         inmixer_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
744
745 /* AINLMUX */
746 SND_SOC_DAPM_MUX_E("AILNMUX", WM8990_INTDRIVBITS, WM8990_AINLMUX_PWR_BIT, 0,
747         &wm8990_dapm_ainlmux_controls, inmixer_event,
748         SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
749
750 /* INMIXR */
751 SND_SOC_DAPM_MIXER_E("INMIXR", WM8990_INTDRIVBITS, WM8990_INMIXR_PWR_BIT, 0,
752         &wm8990_dapm_inmixr_controls[0],
753         ARRAY_SIZE(wm8990_dapm_inmixr_controls),
754         inmixer_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
755
756 /* AINRMUX */
757 SND_SOC_DAPM_MUX_E("AIRNMUX", WM8990_INTDRIVBITS, WM8990_AINRMUX_PWR_BIT, 0,
758         &wm8990_dapm_ainrmux_controls, inmixer_event,
759         SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
760
761 /* Output Side */
762 /* DACs */
763 SND_SOC_DAPM_DAC("Left DAC", "Left Playback", WM8990_POWER_MANAGEMENT_3,
764         WM8990_DACL_ENA_BIT, 0),
765 SND_SOC_DAPM_DAC("Right DAC", "Right Playback", WM8990_POWER_MANAGEMENT_3,
766         WM8990_DACR_ENA_BIT, 0),
767
768 /* LOMIX */
769 SND_SOC_DAPM_MIXER_E("LOMIX", WM8990_POWER_MANAGEMENT_3, WM8990_LOMIX_ENA_BIT,
770         0, &wm8990_dapm_lomix_controls[0],
771         ARRAY_SIZE(wm8990_dapm_lomix_controls),
772         outmixer_event, SND_SOC_DAPM_PRE_REG),
773
774 /* LONMIX */
775 SND_SOC_DAPM_MIXER("LONMIX", WM8990_POWER_MANAGEMENT_3, WM8990_LON_ENA_BIT, 0,
776         &wm8990_dapm_lonmix_controls[0],
777         ARRAY_SIZE(wm8990_dapm_lonmix_controls)),
778
779 /* LOPMIX */
780 SND_SOC_DAPM_MIXER("LOPMIX", WM8990_POWER_MANAGEMENT_3, WM8990_LOP_ENA_BIT, 0,
781         &wm8990_dapm_lopmix_controls[0],
782         ARRAY_SIZE(wm8990_dapm_lopmix_controls)),
783
784 /* OUT3MIX */
785 SND_SOC_DAPM_MIXER("OUT3MIX", WM8990_POWER_MANAGEMENT_1, WM8990_OUT3_ENA_BIT, 0,
786         &wm8990_dapm_out3mix_controls[0],
787         ARRAY_SIZE(wm8990_dapm_out3mix_controls)),
788
789 /* SPKMIX */
790 SND_SOC_DAPM_MIXER_E("SPKMIX", WM8990_POWER_MANAGEMENT_1, WM8990_SPK_ENA_BIT, 0,
791         &wm8990_dapm_spkmix_controls[0],
792         ARRAY_SIZE(wm8990_dapm_spkmix_controls), outmixer_event,
793         SND_SOC_DAPM_PRE_REG),
794
795 /* OUT4MIX */
796 SND_SOC_DAPM_MIXER("OUT4MIX", WM8990_POWER_MANAGEMENT_1, WM8990_OUT4_ENA_BIT, 0,
797         &wm8990_dapm_out4mix_controls[0],
798         ARRAY_SIZE(wm8990_dapm_out4mix_controls)),
799
800 /* ROPMIX */
801 SND_SOC_DAPM_MIXER("ROPMIX", WM8990_POWER_MANAGEMENT_3, WM8990_ROP_ENA_BIT, 0,
802         &wm8990_dapm_ropmix_controls[0],
803         ARRAY_SIZE(wm8990_dapm_ropmix_controls)),
804
805 /* RONMIX */
806 SND_SOC_DAPM_MIXER("RONMIX", WM8990_POWER_MANAGEMENT_3, WM8990_RON_ENA_BIT, 0,
807         &wm8990_dapm_ronmix_controls[0],
808         ARRAY_SIZE(wm8990_dapm_ronmix_controls)),
809
810 /* ROMIX */
811 SND_SOC_DAPM_MIXER_E("ROMIX", WM8990_POWER_MANAGEMENT_3, WM8990_ROMIX_ENA_BIT,
812         0, &wm8990_dapm_romix_controls[0],
813         ARRAY_SIZE(wm8990_dapm_romix_controls),
814         outmixer_event, SND_SOC_DAPM_PRE_REG),
815
816 /* LOUT PGA */
817 SND_SOC_DAPM_PGA("LOUT PGA", WM8990_POWER_MANAGEMENT_1, WM8990_LOUT_ENA_BIT, 0,
818         NULL, 0),
819
820 /* ROUT PGA */
821 SND_SOC_DAPM_PGA("ROUT PGA", WM8990_POWER_MANAGEMENT_1, WM8990_ROUT_ENA_BIT, 0,
822         NULL, 0),
823
824 /* LOPGA */
825 SND_SOC_DAPM_PGA("LOPGA", WM8990_POWER_MANAGEMENT_3, WM8990_LOPGA_ENA_BIT, 0,
826         NULL, 0),
827
828 /* ROPGA */
829 SND_SOC_DAPM_PGA("ROPGA", WM8990_POWER_MANAGEMENT_3, WM8990_ROPGA_ENA_BIT, 0,
830         NULL, 0),
831
832 /* MICBIAS */
833 SND_SOC_DAPM_MICBIAS("MICBIAS", WM8990_POWER_MANAGEMENT_1,
834         WM8990_MICBIAS_ENA_BIT, 0),
835
836 SND_SOC_DAPM_OUTPUT("LON"),
837 SND_SOC_DAPM_OUTPUT("LOP"),
838 SND_SOC_DAPM_OUTPUT("OUT3"),
839 SND_SOC_DAPM_OUTPUT("LOUT"),
840 SND_SOC_DAPM_OUTPUT("SPKN"),
841 SND_SOC_DAPM_OUTPUT("SPKP"),
842 SND_SOC_DAPM_OUTPUT("ROUT"),
843 SND_SOC_DAPM_OUTPUT("OUT4"),
844 SND_SOC_DAPM_OUTPUT("ROP"),
845 SND_SOC_DAPM_OUTPUT("RON"),
846
847 SND_SOC_DAPM_OUTPUT("Internal DAC Sink"),
848 };
849
850 static const struct snd_soc_dapm_route audio_map[] = {
851         /* Make DACs turn on when playing even if not mixed into any outputs */
852         {"Internal DAC Sink", NULL, "Left DAC"},
853         {"Internal DAC Sink", NULL, "Right DAC"},
854
855         /* Make ADCs turn on when recording even if not mixed from any inputs */
856         {"Left ADC", NULL, "Internal ADC Source"},
857         {"Right ADC", NULL, "Internal ADC Source"},
858
859         /* Input Side */
860         /* LIN12 PGA */
861         {"LIN12 PGA", "LIN1 Switch", "LIN1"},
862         {"LIN12 PGA", "LIN2 Switch", "LIN2"},
863         /* LIN34 PGA */
864         {"LIN34 PGA", "LIN3 Switch", "LIN3"},
865         {"LIN34 PGA", "LIN4 Switch", "LIN4"},
866         /* INMIXL */
867         {"INMIXL", "Record Left Volume", "LOMIX"},
868         {"INMIXL", "LIN2 Volume", "LIN2"},
869         {"INMIXL", "LINPGA12 Switch", "LIN12 PGA"},
870         {"INMIXL", "LINPGA34 Switch", "LIN34 PGA"},
871         /* AILNMUX */
872         {"AILNMUX", "INMIXL Mix", "INMIXL"},
873         {"AILNMUX", "DIFFINL Mix", "LIN12PGA"},
874         {"AILNMUX", "DIFFINL Mix", "LIN34PGA"},
875         {"AILNMUX", "RXVOICE Mix", "LIN4/RXN"},
876         {"AILNMUX", "RXVOICE Mix", "RIN4/RXP"},
877         /* ADC */
878         {"Left ADC", NULL, "AILNMUX"},
879
880         /* RIN12 PGA */
881         {"RIN12 PGA", "RIN1 Switch", "RIN1"},
882         {"RIN12 PGA", "RIN2 Switch", "RIN2"},
883         /* RIN34 PGA */
884         {"RIN34 PGA", "RIN3 Switch", "RIN3"},
885         {"RIN34 PGA", "RIN4 Switch", "RIN4"},
886         /* INMIXL */
887         {"INMIXR", "Record Right Volume", "ROMIX"},
888         {"INMIXR", "RIN2 Volume", "RIN2"},
889         {"INMIXR", "RINPGA12 Switch", "RIN12 PGA"},
890         {"INMIXR", "RINPGA34 Switch", "RIN34 PGA"},
891         /* AIRNMUX */
892         {"AIRNMUX", "INMIXR Mix", "INMIXR"},
893         {"AIRNMUX", "DIFFINR Mix", "RIN12PGA"},
894         {"AIRNMUX", "DIFFINR Mix", "RIN34PGA"},
895         {"AIRNMUX", "RXVOICE Mix", "RIN4/RXN"},
896         {"AIRNMUX", "RXVOICE Mix", "RIN4/RXP"},
897         /* ADC */
898         {"Right ADC", NULL, "AIRNMUX"},
899
900         /* LOMIX */
901         {"LOMIX", "LOMIX RIN3 Bypass Switch", "RIN3"},
902         {"LOMIX", "LOMIX LIN3 Bypass Switch", "LIN3"},
903         {"LOMIX", "LOMIX LIN12 PGA Bypass Switch", "LIN12 PGA"},
904         {"LOMIX", "LOMIX RIN12 PGA Bypass Switch", "RIN12 PGA"},
905         {"LOMIX", "LOMIX Right ADC Bypass Switch", "AINRMUX"},
906         {"LOMIX", "LOMIX Left ADC Bypass Switch", "AINLMUX"},
907         {"LOMIX", "LOMIX Left DAC Switch", "Left DAC"},
908
909         /* ROMIX */
910         {"ROMIX", "ROMIX RIN3 Bypass Switch", "RIN3"},
911         {"ROMIX", "ROMIX LIN3 Bypass Switch", "LIN3"},
912         {"ROMIX", "ROMIX LIN12 PGA Bypass Switch", "LIN12 PGA"},
913         {"ROMIX", "ROMIX RIN12 PGA Bypass Switch", "RIN12 PGA"},
914         {"ROMIX", "ROMIX Right ADC Bypass Switch", "AINRMUX"},
915         {"ROMIX", "ROMIX Left ADC Bypass Switch", "AINLMUX"},
916         {"ROMIX", "ROMIX Right DAC Switch", "Right DAC"},
917
918         /* SPKMIX */
919         {"SPKMIX", "SPKMIX LIN2 Bypass Switch", "LIN2"},
920         {"SPKMIX", "SPKMIX RIN2 Bypass Switch", "RIN2"},
921         {"SPKMIX", "SPKMIX LADC Bypass Switch", "AINLMUX"},
922         {"SPKMIX", "SPKMIX RADC Bypass Switch", "AINRMUX"},
923         {"SPKMIX", "SPKMIX Left Mixer PGA Switch", "LOPGA"},
924         {"SPKMIX", "SPKMIX Right Mixer PGA Switch", "ROPGA"},
925         {"SPKMIX", "SPKMIX Right DAC Switch", "Right DAC"},
926         {"SPKMIX", "SPKMIX Left DAC Switch", "Left DAC"},
927
928         /* LONMIX */
929         {"LONMIX", "LONMIX Left Mixer PGA Switch", "LOPGA"},
930         {"LONMIX", "LONMIX Right Mixer PGA Switch", "ROPGA"},
931         {"LONMIX", "LONMIX Inverted LOP Switch", "LOPMIX"},
932
933         /* LOPMIX */
934         {"LOPMIX", "LOPMIX Right Mic Bypass Switch", "RIN12 PGA"},
935         {"LOPMIX", "LOPMIX Left Mic Bypass Switch", "LIN12 PGA"},
936         {"LOPMIX", "LOPMIX Left Mixer PGA Switch", "LOPGA"},
937
938         /* OUT3MIX */
939         {"OUT3MIX", "OUT3MIX LIN4/RXP Bypass Switch", "LIN4/RXP"},
940         {"OUT3MIX", "OUT3MIX Left Out PGA Switch", "LOPGA"},
941
942         /* OUT4MIX */
943         {"OUT4MIX", "OUT4MIX Right Out PGA Switch", "ROPGA"},
944         {"OUT4MIX", "OUT4MIX RIN4/RXP Bypass Switch", "RIN4/RXP"},
945
946         /* RONMIX */
947         {"RONMIX", "RONMIX Right Mixer PGA Switch", "ROPGA"},
948         {"RONMIX", "RONMIX Left Mixer PGA Switch", "LOPGA"},
949         {"RONMIX", "RONMIX Inverted ROP Switch", "ROPMIX"},
950
951         /* ROPMIX */
952         {"ROPMIX", "ROPMIX Left Mic Bypass Switch", "LIN12 PGA"},
953         {"ROPMIX", "ROPMIX Right Mic Bypass Switch", "RIN12 PGA"},
954         {"ROPMIX", "ROPMIX Right Mixer PGA Switch", "ROPGA"},
955
956         /* Out Mixer PGAs */
957         {"LOPGA", NULL, "LOMIX"},
958         {"ROPGA", NULL, "ROMIX"},
959
960         {"LOUT PGA", NULL, "LOMIX"},
961         {"ROUT PGA", NULL, "ROMIX"},
962
963         /* Output Pins */
964         {"LON", NULL, "LONMIX"},
965         {"LOP", NULL, "LOPMIX"},
966         {"OUT", NULL, "OUT3MIX"},
967         {"LOUT", NULL, "LOUT PGA"},
968         {"SPKN", NULL, "SPKMIX"},
969         {"ROUT", NULL, "ROUT PGA"},
970         {"OUT4", NULL, "OUT4MIX"},
971         {"ROP", NULL, "ROPMIX"},
972         {"RON", NULL, "RONMIX"},
973 };
974
975 static int wm8990_add_widgets(struct snd_soc_codec *codec)
976 {
977         snd_soc_dapm_new_controls(codec, wm8990_dapm_widgets,
978                                   ARRAY_SIZE(wm8990_dapm_widgets));
979
980         /* set up the WM8990 audio map */
981         snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
982
983         snd_soc_dapm_new_widgets(codec);
984         return 0;
985 }
986
987 /* PLL divisors */
988 struct _pll_div {
989         u32 div2;
990         u32 n;
991         u32 k;
992 };
993
994 /* The size in bits of the pll divide multiplied by 10
995  * to allow rounding later */
996 #define FIXED_PLL_SIZE ((1 << 16) * 10)
997
998 static void pll_factors(struct _pll_div *pll_div, unsigned int target,
999         unsigned int source)
1000 {
1001         u64 Kpart;
1002         unsigned int K, Ndiv, Nmod;
1003
1004
1005         Ndiv = target / source;
1006         if (Ndiv < 6) {
1007                 source >>= 1;
1008                 pll_div->div2 = 1;
1009                 Ndiv = target / source;
1010         } else
1011                 pll_div->div2 = 0;
1012
1013         if ((Ndiv < 6) || (Ndiv > 12))
1014                 printk(KERN_WARNING
1015                 "WM8990 N value outwith recommended range! N = %d\n", Ndiv);
1016
1017         pll_div->n = Ndiv;
1018         Nmod = target % source;
1019         Kpart = FIXED_PLL_SIZE * (long long)Nmod;
1020
1021         do_div(Kpart, source);
1022
1023         K = Kpart & 0xFFFFFFFF;
1024
1025         /* Check if we need to round */
1026         if ((K % 10) >= 5)
1027                 K += 5;
1028
1029         /* Move down to proper range now rounding is done */
1030         K /= 10;
1031
1032         pll_div->k = K;
1033 }
1034
1035 static int wm8990_set_dai_pll(struct snd_soc_dai *codec_dai,
1036                 int pll_id, unsigned int freq_in, unsigned int freq_out)
1037 {
1038         u16 reg;
1039         struct snd_soc_codec *codec = codec_dai->codec;
1040         struct _pll_div pll_div;
1041
1042         if (freq_in && freq_out) {
1043                 pll_factors(&pll_div, freq_out * 4, freq_in);
1044
1045                 /* Turn on PLL */
1046                 reg = wm8990_read_reg_cache(codec, WM8990_POWER_MANAGEMENT_2);
1047                 reg |= WM8990_PLL_ENA;
1048                 wm8990_write(codec, WM8990_POWER_MANAGEMENT_2, reg);
1049
1050                 /* sysclk comes from PLL */
1051                 reg = wm8990_read_reg_cache(codec, WM8990_CLOCKING_2);
1052                 wm8990_write(codec, WM8990_CLOCKING_2, reg | WM8990_SYSCLK_SRC);
1053
1054                 /* set up N , fractional mode and pre-divisor if neccessary */
1055                 wm8990_write(codec, WM8990_PLL1, pll_div.n | WM8990_SDM |
1056                         (pll_div.div2?WM8990_PRESCALE:0));
1057                 wm8990_write(codec, WM8990_PLL2, (u8)(pll_div.k>>8));
1058                 wm8990_write(codec, WM8990_PLL3, (u8)(pll_div.k & 0xFF));
1059         } else {
1060                 /* Turn on PLL */
1061                 reg = wm8990_read_reg_cache(codec, WM8990_POWER_MANAGEMENT_2);
1062                 reg &= ~WM8990_PLL_ENA;
1063                 wm8990_write(codec, WM8990_POWER_MANAGEMENT_2, reg);
1064         }
1065         return 0;
1066 }
1067
1068 /*
1069  * Clock after PLL and dividers
1070  */
1071 static int wm8990_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1072                 int clk_id, unsigned int freq, int dir)
1073 {
1074         struct snd_soc_codec *codec = codec_dai->codec;
1075         struct wm8990_priv *wm8990 = codec->private_data;
1076
1077         wm8990->sysclk = freq;
1078         return 0;
1079 }
1080
1081 /*
1082  * Set's ADC and Voice DAC format.
1083  */
1084 static int wm8990_set_dai_fmt(struct snd_soc_dai *codec_dai,
1085                 unsigned int fmt)
1086 {
1087         struct snd_soc_codec *codec = codec_dai->codec;
1088         u16 audio1, audio3;
1089
1090         audio1 = wm8990_read_reg_cache(codec, WM8990_AUDIO_INTERFACE_1);
1091         audio3 = wm8990_read_reg_cache(codec, WM8990_AUDIO_INTERFACE_3);
1092
1093         /* set master/slave audio interface */
1094         switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1095         case SND_SOC_DAIFMT_CBS_CFS:
1096                 audio3 &= ~WM8990_AIF_MSTR1;
1097                 break;
1098         case SND_SOC_DAIFMT_CBM_CFM:
1099                 audio3 |= WM8990_AIF_MSTR1;
1100                 break;
1101         default:
1102                 return -EINVAL;
1103         }
1104
1105         audio1 &= ~WM8990_AIF_FMT_MASK;
1106
1107         /* interface format */
1108         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1109         case SND_SOC_DAIFMT_I2S:
1110                 audio1 |= WM8990_AIF_TMF_I2S;
1111                 audio1 &= ~WM8990_AIF_LRCLK_INV;
1112                 break;
1113         case SND_SOC_DAIFMT_RIGHT_J:
1114                 audio1 |= WM8990_AIF_TMF_RIGHTJ;
1115                 audio1 &= ~WM8990_AIF_LRCLK_INV;
1116                 break;
1117         case SND_SOC_DAIFMT_LEFT_J:
1118                 audio1 |= WM8990_AIF_TMF_LEFTJ;
1119                 audio1 &= ~WM8990_AIF_LRCLK_INV;
1120                 break;
1121         case SND_SOC_DAIFMT_DSP_A:
1122                 audio1 |= WM8990_AIF_TMF_DSP;
1123                 audio1 &= ~WM8990_AIF_LRCLK_INV;
1124                 break;
1125         case SND_SOC_DAIFMT_DSP_B:
1126                 audio1 |= WM8990_AIF_TMF_DSP | WM8990_AIF_LRCLK_INV;
1127                 break;
1128         default:
1129                 return -EINVAL;
1130         }
1131
1132         wm8990_write(codec, WM8990_AUDIO_INTERFACE_1, audio1);
1133         wm8990_write(codec, WM8990_AUDIO_INTERFACE_3, audio3);
1134         return 0;
1135 }
1136
1137 static int wm8990_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
1138                 int div_id, int div)
1139 {
1140         struct snd_soc_codec *codec = codec_dai->codec;
1141         u16 reg;
1142
1143         switch (div_id) {
1144         case WM8990_MCLK_DIV:
1145                 reg = wm8990_read_reg_cache(codec, WM8990_CLOCKING_2) &
1146                         ~WM8990_MCLK_DIV_MASK;
1147                 wm8990_write(codec, WM8990_CLOCKING_2, reg | div);
1148                 break;
1149         case WM8990_DACCLK_DIV:
1150                 reg = wm8990_read_reg_cache(codec, WM8990_CLOCKING_2) &
1151                         ~WM8990_DAC_CLKDIV_MASK;
1152                 wm8990_write(codec, WM8990_CLOCKING_2, reg | div);
1153                 break;
1154         case WM8990_ADCCLK_DIV:
1155                 reg = wm8990_read_reg_cache(codec, WM8990_CLOCKING_2) &
1156                         ~WM8990_ADC_CLKDIV_MASK;
1157                 wm8990_write(codec, WM8990_CLOCKING_2, reg | div);
1158                 break;
1159         case WM8990_BCLK_DIV:
1160                 reg = wm8990_read_reg_cache(codec, WM8990_CLOCKING_1) &
1161                         ~WM8990_BCLK_DIV_MASK;
1162                 wm8990_write(codec, WM8990_CLOCKING_1, reg | div);
1163                 break;
1164         default:
1165                 return -EINVAL;
1166         }
1167
1168         return 0;
1169 }
1170
1171 /*
1172  * Set PCM DAI bit size and sample rate.
1173  */
1174 static int wm8990_hw_params(struct snd_pcm_substream *substream,
1175         struct snd_pcm_hw_params *params)
1176 {
1177         struct snd_soc_pcm_runtime *rtd = substream->private_data;
1178         struct snd_soc_device *socdev = rtd->socdev;
1179         struct snd_soc_codec *codec = socdev->codec;
1180         u16 audio1 = wm8990_read_reg_cache(codec, WM8990_AUDIO_INTERFACE_1);
1181
1182         audio1 &= ~WM8990_AIF_WL_MASK;
1183         /* bit size */
1184         switch (params_format(params)) {
1185         case SNDRV_PCM_FORMAT_S16_LE:
1186                 break;
1187         case SNDRV_PCM_FORMAT_S20_3LE:
1188                 audio1 |= WM8990_AIF_WL_20BITS;
1189                 break;
1190         case SNDRV_PCM_FORMAT_S24_LE:
1191                 audio1 |= WM8990_AIF_WL_24BITS;
1192                 break;
1193         case SNDRV_PCM_FORMAT_S32_LE:
1194                 audio1 |= WM8990_AIF_WL_32BITS;
1195                 break;
1196         }
1197
1198         wm8990_write(codec, WM8990_AUDIO_INTERFACE_1, audio1);
1199         return 0;
1200 }
1201
1202 static int wm8990_mute(struct snd_soc_dai *dai, int mute)
1203 {
1204         struct snd_soc_codec *codec = dai->codec;
1205         u16 val;
1206
1207         val  = wm8990_read_reg_cache(codec, WM8990_DAC_CTRL) & ~WM8990_DAC_MUTE;
1208
1209         if (mute)
1210                 wm8990_write(codec, WM8990_DAC_CTRL, val | WM8990_DAC_MUTE);
1211         else
1212                 wm8990_write(codec, WM8990_DAC_CTRL, val);
1213
1214         return 0;
1215 }
1216
1217 static int wm8990_set_bias_level(struct snd_soc_codec *codec,
1218         enum snd_soc_bias_level level)
1219 {
1220         u16 val;
1221
1222         switch (level) {
1223         case SND_SOC_BIAS_ON:
1224                 break;
1225         case SND_SOC_BIAS_PREPARE:
1226                 break;
1227         case SND_SOC_BIAS_STANDBY:
1228                 if (codec->bias_level == SND_SOC_BIAS_OFF) {
1229                         /* Enable all output discharge bits */
1230                         wm8990_write(codec, WM8990_ANTIPOP1, WM8990_DIS_LLINE |
1231                                 WM8990_DIS_RLINE | WM8990_DIS_OUT3 |
1232                                 WM8990_DIS_OUT4 | WM8990_DIS_LOUT |
1233                                 WM8990_DIS_ROUT);
1234
1235                         /* Enable POBCTRL, SOFT_ST, VMIDTOG and BUFDCOPEN */
1236                         wm8990_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST |
1237                                      WM8990_BUFDCOPEN | WM8990_POBCTRL |
1238                                      WM8990_VMIDTOG);
1239
1240                         /* Delay to allow output caps to discharge */
1241                         msleep(msecs_to_jiffies(300));
1242
1243                         /* Disable VMIDTOG */
1244                         wm8990_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST |
1245                                      WM8990_BUFDCOPEN | WM8990_POBCTRL);
1246
1247                         /* disable all output discharge bits */
1248                         wm8990_write(codec, WM8990_ANTIPOP1, 0);
1249
1250                         /* Enable outputs */
1251                         wm8990_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1b00);
1252
1253                         msleep(msecs_to_jiffies(50));
1254
1255                         /* Enable VMID at 2x50k */
1256                         wm8990_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1f02);
1257
1258                         msleep(msecs_to_jiffies(100));
1259
1260                         /* Enable VREF */
1261                         wm8990_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1f03);
1262
1263                         msleep(msecs_to_jiffies(600));
1264
1265                         /* Enable BUFIOEN */
1266                         wm8990_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST |
1267                                      WM8990_BUFDCOPEN | WM8990_POBCTRL |
1268                                      WM8990_BUFIOEN);
1269
1270                         /* Disable outputs */
1271                         wm8990_write(codec, WM8990_POWER_MANAGEMENT_1, 0x3);
1272
1273                         /* disable POBCTRL, SOFT_ST and BUFDCOPEN */
1274                         wm8990_write(codec, WM8990_ANTIPOP2, WM8990_BUFIOEN);
1275                 } else {
1276                         /* ON -> standby */
1277
1278                 }
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 struct snd_soc_dai wm8990_dai = {
1336 /* ADC/DAC on primary */
1337         .name = "WM8990 ADC/DAC Primary",
1338         .id = 1,
1339         .playback = {
1340                 .stream_name = "Playback",
1341                 .channels_min = 1,
1342                 .channels_max = 2,
1343                 .rates = WM8990_RATES,
1344                 .formats = WM8990_FORMATS,},
1345         .capture = {
1346                 .stream_name = "Capture",
1347                 .channels_min = 1,
1348                 .channels_max = 2,
1349                 .rates = WM8990_RATES,
1350                 .formats = WM8990_FORMATS,},
1351         .ops = {
1352                 .hw_params = wm8990_hw_params,},
1353         .dai_ops = {
1354                 .digital_mute = wm8990_mute,
1355                 .set_fmt = wm8990_set_dai_fmt,
1356                 .set_clkdiv = wm8990_set_dai_clkdiv,
1357                 .set_pll = wm8990_set_dai_pll,
1358                 .set_sysclk = wm8990_set_dai_sysclk,
1359         },
1360 };
1361 EXPORT_SYMBOL_GPL(wm8990_dai);
1362
1363 static int wm8990_suspend(struct platform_device *pdev, pm_message_t state)
1364 {
1365         struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1366         struct snd_soc_codec *codec = socdev->codec;
1367
1368         /* we only need to suspend if we are a valid card */
1369         if (!codec->card)
1370                 return 0;
1371
1372         wm8990_set_bias_level(codec, SND_SOC_BIAS_OFF);
1373         return 0;
1374 }
1375
1376 static int wm8990_resume(struct platform_device *pdev)
1377 {
1378         struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1379         struct snd_soc_codec *codec = socdev->codec;
1380         int i;
1381         u8 data[2];
1382         u16 *cache = codec->reg_cache;
1383
1384         /* we only need to resume if we are a valid card */
1385         if (!codec->card)
1386                 return 0;
1387
1388         /* Sync reg_cache with the hardware */
1389         for (i = 0; i < ARRAY_SIZE(wm8990_reg); i++) {
1390                 if (i + 1 == WM8990_RESET)
1391                         continue;
1392                 data[0] = ((i + 1) << 1) | ((cache[i] >> 8) & 0x0001);
1393                 data[1] = cache[i] & 0x00ff;
1394                 codec->hw_write(codec->control_data, data, 2);
1395         }
1396
1397         wm8990_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1398         return 0;
1399 }
1400
1401 /*
1402  * initialise the WM8990 driver
1403  * register the mixer and dsp interfaces with the kernel
1404  */
1405 static int wm8990_init(struct snd_soc_device *socdev)
1406 {
1407         struct snd_soc_codec *codec = socdev->codec;
1408         u16 reg;
1409         int ret = 0;
1410
1411         codec->name = "WM8990";
1412         codec->owner = THIS_MODULE;
1413         codec->read = wm8990_read_reg_cache;
1414         codec->write = wm8990_write;
1415         codec->set_bias_level = wm8990_set_bias_level;
1416         codec->dai = &wm8990_dai;
1417         codec->num_dai = 2;
1418         codec->reg_cache_size = ARRAY_SIZE(wm8990_reg);
1419         codec->reg_cache = kmemdup(wm8990_reg, sizeof(wm8990_reg), GFP_KERNEL);
1420
1421         if (codec->reg_cache == NULL)
1422                 return -ENOMEM;
1423
1424         wm8990_reset(codec);
1425
1426         /* register pcms */
1427         ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
1428         if (ret < 0) {
1429                 printk(KERN_ERR "wm8990: failed to create pcms\n");
1430                 goto pcm_err;
1431         }
1432
1433         /* charge output caps */
1434         codec->bias_level = SND_SOC_BIAS_OFF;
1435         wm8990_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1436
1437         reg = wm8990_read_reg_cache(codec, WM8990_AUDIO_INTERFACE_4);
1438         wm8990_write(codec, WM8990_AUDIO_INTERFACE_4, reg | WM8990_ALRCGPIO1);
1439
1440         reg = wm8990_read_reg_cache(codec, WM8990_GPIO1_GPIO2) &
1441                 ~WM8990_GPIO1_SEL_MASK;
1442         wm8990_write(codec, WM8990_GPIO1_GPIO2, reg | 1);
1443
1444         reg = wm8990_read_reg_cache(codec, WM8990_POWER_MANAGEMENT_2);
1445         wm8990_write(codec, WM8990_POWER_MANAGEMENT_2, reg | WM8990_OPCLK_ENA);
1446
1447         wm8990_write(codec, WM8990_LEFT_OUTPUT_VOLUME, 0x50 | (1<<8));
1448         wm8990_write(codec, WM8990_RIGHT_OUTPUT_VOLUME, 0x50 | (1<<8));
1449
1450         wm8990_add_controls(codec);
1451         wm8990_add_widgets(codec);
1452         ret = snd_soc_register_card(socdev);
1453         if (ret < 0) {
1454                 printk(KERN_ERR "wm8990: failed to register card\n");
1455                 goto card_err;
1456         }
1457         return ret;
1458
1459 card_err:
1460         snd_soc_free_pcms(socdev);
1461         snd_soc_dapm_free(socdev);
1462 pcm_err:
1463         kfree(codec->reg_cache);
1464         return ret;
1465 }
1466
1467 /* If the i2c layer weren't so broken, we could pass this kind of data
1468    around */
1469 static struct snd_soc_device *wm8990_socdev;
1470
1471 #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
1472
1473 /*
1474  * WM891 2 wire address is determined by GPIO5
1475  * state during powerup.
1476  *    low  = 0x34
1477  *    high = 0x36
1478  */
1479
1480 static int wm8990_i2c_probe(struct i2c_client *i2c,
1481                             const struct i2c_device_id *id)
1482 {
1483         struct snd_soc_device *socdev = wm8990_socdev;
1484         struct snd_soc_codec *codec = socdev->codec;
1485         int ret;
1486
1487         i2c_set_clientdata(i2c, codec);
1488         codec->control_data = i2c;
1489
1490         ret = wm8990_init(socdev);
1491         if (ret < 0)
1492                 pr_err("failed to initialise WM8990\n");
1493
1494         return ret;
1495 }
1496
1497 static int wm8990_i2c_remove(struct i2c_client *client)
1498 {
1499         struct snd_soc_codec *codec = i2c_get_clientdata(client);
1500         kfree(codec->reg_cache);
1501         return 0;
1502 }
1503
1504 static const struct i2c_device_id wm8990_i2c_id[] = {
1505         { "wm8990", 0 },
1506         { }
1507 };
1508 MODULE_DEVICE_TABLE(i2c, wm8990_i2c_id);
1509
1510 static struct i2c_driver wm8990_i2c_driver = {
1511         .driver = {
1512                 .name = "WM8990 I2C Codec",
1513                 .owner = THIS_MODULE,
1514         },
1515         .probe =    wm8990_i2c_probe,
1516         .remove =   wm8990_i2c_remove,
1517         .id_table = wm8990_i2c_id,
1518 };
1519
1520 static int wm8990_add_i2c_device(struct platform_device *pdev,
1521                                  const struct wm8990_setup_data *setup)
1522 {
1523         struct i2c_board_info info;
1524         struct i2c_adapter *adapter;
1525         struct i2c_client *client;
1526         int ret;
1527
1528         ret = i2c_add_driver(&wm8990_i2c_driver);
1529         if (ret != 0) {
1530                 dev_err(&pdev->dev, "can't add i2c driver\n");
1531                 return ret;
1532         }
1533
1534         memset(&info, 0, sizeof(struct i2c_board_info));
1535         info.addr = setup->i2c_address;
1536         strlcpy(info.type, "wm8990", I2C_NAME_SIZE);
1537
1538         adapter = i2c_get_adapter(setup->i2c_bus);
1539         if (!adapter) {
1540                 dev_err(&pdev->dev, "can't get i2c adapter %d\n",
1541                         setup->i2c_bus);
1542                 goto err_driver;
1543         }
1544
1545         client = i2c_new_device(adapter, &info);
1546         i2c_put_adapter(adapter);
1547         if (!client) {
1548                 dev_err(&pdev->dev, "can't add i2c device at 0x%x\n",
1549                         (unsigned int)info.addr);
1550                 goto err_driver;
1551         }
1552
1553         return 0;
1554
1555 err_driver:
1556         i2c_del_driver(&wm8990_i2c_driver);
1557         return -ENODEV;
1558 }
1559 #endif
1560
1561 static int wm8990_probe(struct platform_device *pdev)
1562 {
1563         struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1564         struct wm8990_setup_data *setup;
1565         struct snd_soc_codec *codec;
1566         struct wm8990_priv *wm8990;
1567         int ret;
1568
1569         pr_info("WM8990 Audio Codec %s\n", WM8990_VERSION);
1570
1571         setup = socdev->codec_data;
1572         codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
1573         if (codec == NULL)
1574                 return -ENOMEM;
1575
1576         wm8990 = kzalloc(sizeof(struct wm8990_priv), GFP_KERNEL);
1577         if (wm8990 == NULL) {
1578                 kfree(codec);
1579                 return -ENOMEM;
1580         }
1581
1582         codec->private_data = wm8990;
1583         socdev->codec = codec;
1584         mutex_init(&codec->mutex);
1585         INIT_LIST_HEAD(&codec->dapm_widgets);
1586         INIT_LIST_HEAD(&codec->dapm_paths);
1587         wm8990_socdev = socdev;
1588
1589         ret = -ENODEV;
1590
1591 #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
1592         if (setup->i2c_address) {
1593                 codec->hw_write = (hw_write_t)i2c_master_send;
1594                 ret = wm8990_add_i2c_device(pdev, setup);
1595         }
1596 #endif
1597
1598         if (ret != 0) {
1599                 kfree(codec->private_data);
1600                 kfree(codec);
1601         }
1602         return ret;
1603 }
1604
1605 /* power down chip */
1606 static int wm8990_remove(struct platform_device *pdev)
1607 {
1608         struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1609         struct snd_soc_codec *codec = socdev->codec;
1610
1611         if (codec->control_data)
1612                 wm8990_set_bias_level(codec, SND_SOC_BIAS_OFF);
1613         snd_soc_free_pcms(socdev);
1614         snd_soc_dapm_free(socdev);
1615 #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
1616         i2c_unregister_device(codec->control_data);
1617         i2c_del_driver(&wm8990_i2c_driver);
1618 #endif
1619         kfree(codec->private_data);
1620         kfree(codec);
1621
1622         return 0;
1623 }
1624
1625 struct snd_soc_codec_device soc_codec_dev_wm8990 = {
1626         .probe =        wm8990_probe,
1627         .remove =       wm8990_remove,
1628         .suspend =      wm8990_suspend,
1629         .resume =       wm8990_resume,
1630 };
1631 EXPORT_SYMBOL_GPL(soc_codec_dev_wm8990);
1632
1633 MODULE_DESCRIPTION("ASoC WM8990 driver");
1634 MODULE_AUTHOR("Liam Girdwood");
1635 MODULE_LICENSE("GPL");