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TOMOYO Linux Cross Reference
Linux/sound/soc/codecs/88pm860x-codec.c

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  1 /*
  2  * 88pm860x-codec.c -- 88PM860x ALSA SoC Audio Driver
  3  *
  4  * Copyright 2010 Marvell International Ltd.
  5  * Author: Haojian Zhuang <haojian.zhuang@marvell.com>
  6  *
  7  * This program is free software; you can redistribute it and/or modify
  8  * it under the terms of the GNU General Public License version 2 as
  9  * published by the Free Software Foundation.
 10  */
 11 
 12 #include <linux/kernel.h>
 13 #include <linux/module.h>
 14 #include <linux/i2c.h>
 15 #include <linux/platform_device.h>
 16 #include <linux/mfd/88pm860x.h>
 17 #include <linux/slab.h>
 18 #include <linux/delay.h>
 19 #include <sound/core.h>
 20 #include <sound/pcm.h>
 21 #include <sound/pcm_params.h>
 22 #include <sound/soc.h>
 23 #include <sound/tlv.h>
 24 #include <sound/initval.h>
 25 #include <sound/jack.h>
 26 #include <trace/events/asoc.h>
 27 
 28 #include "88pm860x-codec.h"
 29 
 30 #define MAX_NAME_LEN            20
 31 #define REG_CACHE_SIZE          0x40
 32 #define REG_CACHE_BASE          0xb0
 33 
 34 /* Status Register 1 (0x01) */
 35 #define REG_STATUS_1            0x01
 36 #define MIC_STATUS              (1 << 7)
 37 #define HOOK_STATUS             (1 << 6)
 38 #define HEADSET_STATUS          (1 << 5)
 39 
 40 /* Mic Detection Register (0x37) */
 41 #define REG_MIC_DET             0x37
 42 #define CONTINUOUS_POLLING      (3 << 1)
 43 #define EN_MIC_DET              (1 << 0)
 44 #define MICDET_MASK             0x07
 45 
 46 /* Headset Detection Register (0x38) */
 47 #define REG_HS_DET              0x38
 48 #define EN_HS_DET               (1 << 0)
 49 
 50 /* Misc2 Register (0x42) */
 51 #define REG_MISC2               0x42
 52 #define AUDIO_PLL               (1 << 5)
 53 #define AUDIO_SECTION_RESET     (1 << 4)
 54 #define AUDIO_SECTION_ON        (1 << 3)
 55 
 56 /* PCM Interface Register 2 (0xb1) */
 57 #define PCM_INF2_BCLK           (1 << 6)        /* Bit clock polarity */
 58 #define PCM_INF2_FS             (1 << 5)        /* Frame Sync polarity */
 59 #define PCM_INF2_MASTER         (1 << 4)        /* Master / Slave */
 60 #define PCM_INF2_18WL           (1 << 3)        /* 18 / 16 bits */
 61 #define PCM_GENERAL_I2S         0
 62 #define PCM_EXACT_I2S           1
 63 #define PCM_LEFT_I2S            2
 64 #define PCM_RIGHT_I2S           3
 65 #define PCM_SHORT_FS            4
 66 #define PCM_LONG_FS             5
 67 #define PCM_MODE_MASK           7
 68 
 69 /* I2S Interface Register 4 (0xbe) */
 70 #define I2S_EQU_BYP             (1 << 6)
 71 
 72 /* DAC Offset Register (0xcb) */
 73 #define DAC_MUTE                (1 << 7)
 74 #define MUTE_LEFT               (1 << 6)
 75 #define MUTE_RIGHT              (1 << 2)
 76 
 77 /* ADC Analog Register 1 (0xd0) */
 78 #define REG_ADC_ANA_1           0xd0
 79 #define MIC1BIAS_MASK           0x60
 80 
 81 /* Earpiece/Speaker Control Register 2 (0xda) */
 82 #define REG_EAR2                0xda
 83 #define RSYNC_CHANGE            (1 << 2)
 84 
 85 /* Audio Supplies Register 2 (0xdc) */
 86 #define REG_SUPPLIES2           0xdc
 87 #define LDO15_READY             (1 << 4)
 88 #define LDO15_EN                (1 << 3)
 89 #define CPUMP_READY             (1 << 2)
 90 #define CPUMP_EN                (1 << 1)
 91 #define AUDIO_EN                (1 << 0)
 92 #define SUPPLY_MASK             (LDO15_EN | CPUMP_EN | AUDIO_EN)
 93 
 94 /* Audio Enable Register 1 (0xdd) */
 95 #define ADC_MOD_RIGHT           (1 << 1)
 96 #define ADC_MOD_LEFT            (1 << 0)
 97 
 98 /* Audio Enable Register 2 (0xde) */
 99 #define ADC_LEFT                (1 << 5)
100 #define ADC_RIGHT               (1 << 4)
101 
102 /* DAC Enable Register 2 (0xe1) */
103 #define DAC_LEFT                (1 << 5)
104 #define DAC_RIGHT               (1 << 4)
105 #define MODULATOR               (1 << 3)
106 
107 /* Shorts Register (0xeb) */
108 #define REG_SHORTS              0xeb
109 #define CLR_SHORT_LO2           (1 << 7)
110 #define SHORT_LO2               (1 << 6)
111 #define CLR_SHORT_LO1           (1 << 5)
112 #define SHORT_LO1               (1 << 4)
113 #define CLR_SHORT_HS2           (1 << 3)
114 #define SHORT_HS2               (1 << 2)
115 #define CLR_SHORT_HS1           (1 << 1)
116 #define SHORT_HS1               (1 << 0)
117 
118 /*
119  * This widget should be just after DAC & PGA in DAPM power-on sequence and
120  * before DAC & PGA in DAPM power-off sequence.
121  */
122 #define PM860X_DAPM_OUTPUT(wname, wevent)       \
123         SND_SOC_DAPM_PGA_E(wname, SND_SOC_NOPM, 0, 0, NULL, 0, wevent, \
124                             SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD)
125 
126 struct pm860x_det {
127         struct snd_soc_jack     *hp_jack;
128         struct snd_soc_jack     *mic_jack;
129         int                     hp_det;
130         int                     mic_det;
131         int                     hook_det;
132         int                     hs_shrt;
133         int                     lo_shrt;
134 };
135 
136 struct pm860x_priv {
137         unsigned int            sysclk;
138         unsigned int            pcmclk;
139         unsigned int            dir;
140         unsigned int            filter;
141         struct snd_soc_codec    *codec;
142         struct i2c_client       *i2c;
143         struct pm860x_chip      *chip;
144         struct pm860x_det       det;
145 
146         int                     irq[4];
147         unsigned char           name[4][MAX_NAME_LEN];
148 };
149 
150 /* -9450dB to 0dB in 150dB steps ( mute instead of -9450dB) */
151 static const DECLARE_TLV_DB_SCALE(dpga_tlv, -9450, 150, 1);
152 
153 /* -9dB to 0db in 3dB steps */
154 static const DECLARE_TLV_DB_SCALE(adc_tlv, -900, 300, 0);
155 
156 /* {-23, -17, -13.5, -11, -9, -6, -3, 0}dB */
157 static const unsigned int mic_tlv[] = {
158         TLV_DB_RANGE_HEAD(5),
159         0, 0, TLV_DB_SCALE_ITEM(-2300, 0, 0),
160         1, 1, TLV_DB_SCALE_ITEM(-1700, 0, 0),
161         2, 2, TLV_DB_SCALE_ITEM(-1350, 0, 0),
162         3, 3, TLV_DB_SCALE_ITEM(-1100, 0, 0),
163         4, 7, TLV_DB_SCALE_ITEM(-900, 300, 0),
164 };
165 
166 /* {0, 0, 0, -6, 0, 6, 12, 18}dB */
167 static const unsigned int aux_tlv[] = {
168         TLV_DB_RANGE_HEAD(2),
169         0, 2, TLV_DB_SCALE_ITEM(0, 0, 0),
170         3, 7, TLV_DB_SCALE_ITEM(-600, 600, 0),
171 };
172 
173 /* {-16, -13, -10, -7, -5.2, -3,3, -2.2, 0}dB, mute instead of -16dB */
174 static const unsigned int out_tlv[] = {
175         TLV_DB_RANGE_HEAD(4),
176         0, 3, TLV_DB_SCALE_ITEM(-1600, 300, 1),
177         4, 4, TLV_DB_SCALE_ITEM(-520, 0, 0),
178         5, 5, TLV_DB_SCALE_ITEM(-330, 0, 0),
179         6, 7, TLV_DB_SCALE_ITEM(-220, 220, 0),
180 };
181 
182 static const unsigned int st_tlv[] = {
183         TLV_DB_RANGE_HEAD(8),
184         0, 1, TLV_DB_SCALE_ITEM(-12041, 602, 0),
185         2, 3, TLV_DB_SCALE_ITEM(-11087, 250, 0),
186         4, 5, TLV_DB_SCALE_ITEM(-10643, 158, 0),
187         6, 7, TLV_DB_SCALE_ITEM(-10351, 116, 0),
188         8, 9, TLV_DB_SCALE_ITEM(-10133, 92, 0),
189         10, 13, TLV_DB_SCALE_ITEM(-9958, 70, 0),
190         14, 17, TLV_DB_SCALE_ITEM(-9689, 53, 0),
191         18, 271, TLV_DB_SCALE_ITEM(-9484, 37, 0),
192 };
193 
194 /* Sidetone Gain = M * 2^(-5-N) */
195 struct st_gain {
196         unsigned int    db;
197         unsigned int    m;
198         unsigned int    n;
199 };
200 
201 static struct st_gain st_table[] = {
202         {-12041,  1, 15}, {-11439,  1, 14}, {-11087,  3, 15}, {-10837,  1, 13},
203         {-10643,  5, 15}, {-10485,  3, 14}, {-10351,  7, 15}, {-10235,  1, 12},
204         {-10133,  9, 15}, {-10041,  5, 14}, { -9958, 11, 15}, { -9883,  3, 13},
205         { -9813, 13, 15}, { -9749,  7, 14}, { -9689, 15, 15}, { -9633,  1, 11},
206         { -9580, 17, 15}, { -9531,  9, 14}, { -9484, 19, 15}, { -9439,  5, 13},
207         { -9397, 21, 15}, { -9356, 11, 14}, { -9318, 23, 15}, { -9281,  3, 12},
208         { -9245, 25, 15}, { -9211, 13, 14}, { -9178, 27, 15}, { -9147,  7, 13},
209         { -9116, 29, 15}, { -9087, 15, 14}, { -9058, 31, 15}, { -9031,  1, 10},
210         { -8978, 17, 14}, { -8929,  9, 13}, { -8882, 19, 14}, { -8837,  5, 12},
211         { -8795, 21, 14}, { -8754, 11, 13}, { -8716, 23, 14}, { -8679,  3, 11},
212         { -8643, 25, 14}, { -8609, 13, 13}, { -8576, 27, 14}, { -8545,  7, 12},
213         { -8514, 29, 14}, { -8485, 15, 13}, { -8456, 31, 14}, { -8429,  1,  9},
214         { -8376, 17, 13}, { -8327,  9, 12}, { -8280, 19, 13}, { -8235,  5, 11},
215         { -8193, 21, 13}, { -8152, 11, 12}, { -8114, 23, 13}, { -8077,  3, 10},
216         { -8041, 25, 13}, { -8007, 13, 12}, { -7974, 27, 13}, { -7943,  7, 11},
217         { -7912, 29, 13}, { -7883, 15, 12}, { -7854, 31, 13}, { -7827,  1,  8},
218         { -7774, 17, 12}, { -7724,  9, 11}, { -7678, 19, 12}, { -7633,  5, 10},
219         { -7591, 21, 12}, { -7550, 11, 11}, { -7512, 23, 12}, { -7475,  3,  9},
220         { -7439, 25, 12}, { -7405, 13, 11}, { -7372, 27, 12}, { -7341,  7, 10},
221         { -7310, 29, 12}, { -7281, 15, 11}, { -7252, 31, 12}, { -7225,  1,  7},
222         { -7172, 17, 11}, { -7122,  9, 10}, { -7075, 19, 11}, { -7031,  5,  9},
223         { -6989, 21, 11}, { -6948, 11, 10}, { -6910, 23, 11}, { -6873,  3,  8},
224         { -6837, 25, 11}, { -6803, 13, 10}, { -6770, 27, 11}, { -6739,  7,  9},
225         { -6708, 29, 11}, { -6679, 15, 10}, { -6650, 31, 11}, { -6623,  1,  6},
226         { -6570, 17, 10}, { -6520,  9,  9}, { -6473, 19, 10}, { -6429,  5,  8},
227         { -6386, 21, 10}, { -6346, 11,  9}, { -6307, 23, 10}, { -6270,  3,  7},
228         { -6235, 25, 10}, { -6201, 13,  9}, { -6168, 27, 10}, { -6137,  7,  8},
229         { -6106, 29, 10}, { -6077, 15,  9}, { -6048, 31, 10}, { -6021,  1,  5},
230         { -5968, 17,  9}, { -5918,  9,  8}, { -5871, 19,  9}, { -5827,  5,  7},
231         { -5784, 21,  9}, { -5744, 11,  8}, { -5705, 23,  9}, { -5668,  3,  6},
232         { -5633, 25,  9}, { -5599, 13,  8}, { -5566, 27,  9}, { -5535,  7,  7},
233         { -5504, 29,  9}, { -5475, 15,  8}, { -5446, 31,  9}, { -5419,  1,  4},
234         { -5366, 17,  8}, { -5316,  9,  7}, { -5269, 19,  8}, { -5225,  5,  6},
235         { -5182, 21,  8}, { -5142, 11,  7}, { -5103, 23,  8}, { -5066,  3,  5},
236         { -5031, 25,  8}, { -4997, 13,  7}, { -4964, 27,  8}, { -4932,  7,  6},
237         { -4902, 29,  8}, { -4873, 15,  7}, { -4844, 31,  8}, { -4816,  1,  3},
238         { -4764, 17,  7}, { -4714,  9,  6}, { -4667, 19,  7}, { -4623,  5,  5},
239         { -4580, 21,  7}, { -4540, 11,  6}, { -4501, 23,  7}, { -4464,  3,  4},
240         { -4429, 25,  7}, { -4395, 13,  6}, { -4362, 27,  7}, { -4330,  7,  5},
241         { -4300, 29,  7}, { -4270, 15,  6}, { -4242, 31,  7}, { -4214,  1,  2},
242         { -4162, 17,  6}, { -4112,  9,  5}, { -4065, 19,  6}, { -4021,  5,  4},
243         { -3978, 21,  6}, { -3938, 11,  5}, { -3899, 23,  6}, { -3862,  3,  3},
244         { -3827, 25,  6}, { -3793, 13,  5}, { -3760, 27,  6}, { -3728,  7,  4},
245         { -3698, 29,  6}, { -3668, 15,  5}, { -3640, 31,  6}, { -3612,  1,  1},
246         { -3560, 17,  5}, { -3510,  9,  4}, { -3463, 19,  5}, { -3419,  5,  3},
247         { -3376, 21,  5}, { -3336, 11,  4}, { -3297, 23,  5}, { -3260,  3,  2},
248         { -3225, 25,  5}, { -3191, 13,  4}, { -3158, 27,  5}, { -3126,  7,  3},
249         { -3096, 29,  5}, { -3066, 15,  4}, { -3038, 31,  5}, { -3010,  1,  0},
250         { -2958, 17,  4}, { -2908,  9,  3}, { -2861, 19,  4}, { -2816,  5,  2},
251         { -2774, 21,  4}, { -2734, 11,  3}, { -2695, 23,  4}, { -2658,  3,  1},
252         { -2623, 25,  4}, { -2589, 13,  3}, { -2556, 27,  4}, { -2524,  7,  2},
253         { -2494, 29,  4}, { -2464, 15,  3}, { -2436, 31,  4}, { -2408,  2,  0},
254         { -2356, 17,  3}, { -2306,  9,  2}, { -2259, 19,  3}, { -2214,  5,  1},
255         { -2172, 21,  3}, { -2132, 11,  2}, { -2093, 23,  3}, { -2056,  3,  0},
256         { -2021, 25,  3}, { -1987, 13,  2}, { -1954, 27,  3}, { -1922,  7,  1},
257         { -1892, 29,  3}, { -1862, 15,  2}, { -1834, 31,  3}, { -1806,  4,  0},
258         { -1754, 17,  2}, { -1704,  9,  1}, { -1657, 19,  2}, { -1612,  5,  0},
259         { -1570, 21,  2}, { -1530, 11,  1}, { -1491, 23,  2}, { -1454,  6,  0},
260         { -1419, 25,  2}, { -1384, 13,  1}, { -1352, 27,  2}, { -1320,  7,  0},
261         { -1290, 29,  2}, { -1260, 15,  1}, { -1232, 31,  2}, { -1204,  8,  0},
262         { -1151, 17,  1}, { -1102,  9,  0}, { -1055, 19,  1}, { -1010, 10,  0},
263         {  -968, 21,  1}, {  -928, 11,  0}, {  -889, 23,  1}, {  -852, 12,  0},
264         {  -816, 25,  1}, {  -782, 13,  0}, {  -750, 27,  1}, {  -718, 14,  0},
265         {  -688, 29,  1}, {  -658, 15,  0}, {  -630, 31,  1}, {  -602, 16,  0},
266         {  -549, 17,  0}, {  -500, 18,  0}, {  -453, 19,  0}, {  -408, 20,  0},
267         {  -366, 21,  0}, {  -325, 22,  0}, {  -287, 23,  0}, {  -250, 24,  0},
268         {  -214, 25,  0}, {  -180, 26,  0}, {  -148, 27,  0}, {  -116, 28,  0},
269         {   -86, 29,  0}, {   -56, 30,  0}, {   -28, 31,  0}, {     0,  0,  0},
270 };
271 
272 static int pm860x_volatile(unsigned int reg)
273 {
274         BUG_ON(reg >= REG_CACHE_SIZE);
275 
276         switch (reg) {
277         case PM860X_AUDIO_SUPPLIES_2:
278                 return 1;
279         }
280 
281         return 0;
282 }
283 
284 static unsigned int pm860x_read_reg_cache(struct snd_soc_codec *codec,
285                                           unsigned int reg)
286 {
287         unsigned char *cache = codec->reg_cache;
288 
289         BUG_ON(reg >= REG_CACHE_SIZE);
290 
291         if (pm860x_volatile(reg))
292                 return cache[reg];
293 
294         reg += REG_CACHE_BASE;
295 
296         return pm860x_reg_read(codec->control_data, reg);
297 }
298 
299 static int pm860x_write_reg_cache(struct snd_soc_codec *codec,
300                                   unsigned int reg, unsigned int value)
301 {
302         unsigned char *cache = codec->reg_cache;
303 
304         BUG_ON(reg >= REG_CACHE_SIZE);
305 
306         if (!pm860x_volatile(reg))
307                 cache[reg] = (unsigned char)value;
308 
309         reg += REG_CACHE_BASE;
310 
311         return pm860x_reg_write(codec->control_data, reg, value);
312 }
313 
314 static int snd_soc_get_volsw_2r_st(struct snd_kcontrol *kcontrol,
315                                    struct snd_ctl_elem_value *ucontrol)
316 {
317         struct soc_mixer_control *mc =
318                 (struct soc_mixer_control *)kcontrol->private_value;
319         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
320         unsigned int reg = mc->reg;
321         unsigned int reg2 = mc->rreg;
322         int val[2], val2[2], i;
323 
324         val[0] = snd_soc_read(codec, reg) & 0x3f;
325         val[1] = (snd_soc_read(codec, PM860X_SIDETONE_SHIFT) >> 4) & 0xf;
326         val2[0] = snd_soc_read(codec, reg2) & 0x3f;
327         val2[1] = (snd_soc_read(codec, PM860X_SIDETONE_SHIFT)) & 0xf;
328 
329         for (i = 0; i < ARRAY_SIZE(st_table); i++) {
330                 if ((st_table[i].m == val[0]) && (st_table[i].n == val[1]))
331                         ucontrol->value.integer.value[0] = i;
332                 if ((st_table[i].m == val2[0]) && (st_table[i].n == val2[1]))
333                         ucontrol->value.integer.value[1] = i;
334         }
335         return 0;
336 }
337 
338 static int snd_soc_put_volsw_2r_st(struct snd_kcontrol *kcontrol,
339                                    struct snd_ctl_elem_value *ucontrol)
340 {
341         struct soc_mixer_control *mc =
342                 (struct soc_mixer_control *)kcontrol->private_value;
343         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
344         unsigned int reg = mc->reg;
345         unsigned int reg2 = mc->rreg;
346         int err;
347         unsigned int val, val2;
348 
349         val = ucontrol->value.integer.value[0];
350         val2 = ucontrol->value.integer.value[1];
351 
352         if (val >= ARRAY_SIZE(st_table) || val2 >= ARRAY_SIZE(st_table))
353                 return -EINVAL;
354 
355         err = snd_soc_update_bits(codec, reg, 0x3f, st_table[val].m);
356         if (err < 0)
357                 return err;
358         err = snd_soc_update_bits(codec, PM860X_SIDETONE_SHIFT, 0xf0,
359                                   st_table[val].n << 4);
360         if (err < 0)
361                 return err;
362 
363         err = snd_soc_update_bits(codec, reg2, 0x3f, st_table[val2].m);
364         if (err < 0)
365                 return err;
366         err = snd_soc_update_bits(codec, PM860X_SIDETONE_SHIFT, 0x0f,
367                                   st_table[val2].n);
368         return err;
369 }
370 
371 static int snd_soc_get_volsw_2r_out(struct snd_kcontrol *kcontrol,
372                                     struct snd_ctl_elem_value *ucontrol)
373 {
374         struct soc_mixer_control *mc =
375                 (struct soc_mixer_control *)kcontrol->private_value;
376         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
377         unsigned int reg = mc->reg;
378         unsigned int reg2 = mc->rreg;
379         unsigned int shift = mc->shift;
380         int max = mc->max, val, val2;
381         unsigned int mask = (1 << fls(max)) - 1;
382 
383         val = snd_soc_read(codec, reg) >> shift;
384         val2 = snd_soc_read(codec, reg2) >> shift;
385         ucontrol->value.integer.value[0] = (max - val) & mask;
386         ucontrol->value.integer.value[1] = (max - val2) & mask;
387 
388         return 0;
389 }
390 
391 static int snd_soc_put_volsw_2r_out(struct snd_kcontrol *kcontrol,
392                                     struct snd_ctl_elem_value *ucontrol)
393 {
394         struct soc_mixer_control *mc =
395                 (struct soc_mixer_control *)kcontrol->private_value;
396         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
397         unsigned int reg = mc->reg;
398         unsigned int reg2 = mc->rreg;
399         unsigned int shift = mc->shift;
400         int max = mc->max;
401         unsigned int mask = (1 << fls(max)) - 1;
402         int err;
403         unsigned int val, val2, val_mask;
404 
405         val_mask = mask << shift;
406         val = ((max - ucontrol->value.integer.value[0]) & mask);
407         val2 = ((max - ucontrol->value.integer.value[1]) & mask);
408 
409         val = val << shift;
410         val2 = val2 << shift;
411 
412         err = snd_soc_update_bits(codec, reg, val_mask, val);
413         if (err < 0)
414                 return err;
415 
416         err = snd_soc_update_bits(codec, reg2, val_mask, val2);
417         return err;
418 }
419 
420 /* DAPM Widget Events */
421 /*
422  * A lot registers are belong to RSYNC domain. It requires enabling RSYNC bit
423  * after updating these registers. Otherwise, these updated registers won't
424  * be effective.
425  */
426 static int pm860x_rsync_event(struct snd_soc_dapm_widget *w,
427                               struct snd_kcontrol *kcontrol, int event)
428 {
429         struct snd_soc_codec *codec = w->codec;
430 
431         /*
432          * In order to avoid current on the load, mute power-on and power-off
433          * should be transients.
434          * Unmute by DAC_MUTE. It should be unmuted when DAPM sequence is
435          * finished.
436          */
437         snd_soc_update_bits(codec, PM860X_DAC_OFFSET, DAC_MUTE, 0);
438         snd_soc_update_bits(codec, PM860X_EAR_CTRL_2,
439                             RSYNC_CHANGE, RSYNC_CHANGE);
440         return 0;
441 }
442 
443 static int pm860x_dac_event(struct snd_soc_dapm_widget *w,
444                             struct snd_kcontrol *kcontrol, int event)
445 {
446         struct snd_soc_codec *codec = w->codec;
447         unsigned int dac = 0;
448         int data;
449 
450         if (!strcmp(w->name, "Left DAC"))
451                 dac = DAC_LEFT;
452         if (!strcmp(w->name, "Right DAC"))
453                 dac = DAC_RIGHT;
454         switch (event) {
455         case SND_SOC_DAPM_PRE_PMU:
456                 if (dac) {
457                         /* Auto mute in power-on sequence. */
458                         dac |= MODULATOR;
459                         snd_soc_update_bits(codec, PM860X_DAC_OFFSET,
460                                             DAC_MUTE, DAC_MUTE);
461                         snd_soc_update_bits(codec, PM860X_EAR_CTRL_2,
462                                             RSYNC_CHANGE, RSYNC_CHANGE);
463                         /* update dac */
464                         snd_soc_update_bits(codec, PM860X_DAC_EN_2,
465                                             dac, dac);
466                 }
467                 break;
468         case SND_SOC_DAPM_PRE_PMD:
469                 if (dac) {
470                         /* Auto mute in power-off sequence. */
471                         snd_soc_update_bits(codec, PM860X_DAC_OFFSET,
472                                             DAC_MUTE, DAC_MUTE);
473                         snd_soc_update_bits(codec, PM860X_EAR_CTRL_2,
474                                             RSYNC_CHANGE, RSYNC_CHANGE);
475                         /* update dac */
476                         data = snd_soc_read(codec, PM860X_DAC_EN_2);
477                         data &= ~dac;
478                         if (!(data & (DAC_LEFT | DAC_RIGHT)))
479                                 data &= ~MODULATOR;
480                         snd_soc_write(codec, PM860X_DAC_EN_2, data);
481                 }
482                 break;
483         }
484         return 0;
485 }
486 
487 static const char *pm860x_opamp_texts[] = {"-50%", "-25%", "0%", "75%"};
488 
489 static const char *pm860x_pa_texts[] = {"-33%", "0%", "33%", "66%"};
490 
491 static const struct soc_enum pm860x_hs1_opamp_enum =
492         SOC_ENUM_SINGLE(PM860X_HS1_CTRL, 5, 4, pm860x_opamp_texts);
493 
494 static const struct soc_enum pm860x_hs2_opamp_enum =
495         SOC_ENUM_SINGLE(PM860X_HS2_CTRL, 5, 4, pm860x_opamp_texts);
496 
497 static const struct soc_enum pm860x_hs1_pa_enum =
498         SOC_ENUM_SINGLE(PM860X_HS1_CTRL, 3, 4, pm860x_pa_texts);
499 
500 static const struct soc_enum pm860x_hs2_pa_enum =
501         SOC_ENUM_SINGLE(PM860X_HS2_CTRL, 3, 4, pm860x_pa_texts);
502 
503 static const struct soc_enum pm860x_lo1_opamp_enum =
504         SOC_ENUM_SINGLE(PM860X_LO1_CTRL, 5, 4, pm860x_opamp_texts);
505 
506 static const struct soc_enum pm860x_lo2_opamp_enum =
507         SOC_ENUM_SINGLE(PM860X_LO2_CTRL, 5, 4, pm860x_opamp_texts);
508 
509 static const struct soc_enum pm860x_lo1_pa_enum =
510         SOC_ENUM_SINGLE(PM860X_LO1_CTRL, 3, 4, pm860x_pa_texts);
511 
512 static const struct soc_enum pm860x_lo2_pa_enum =
513         SOC_ENUM_SINGLE(PM860X_LO2_CTRL, 3, 4, pm860x_pa_texts);
514 
515 static const struct soc_enum pm860x_spk_pa_enum =
516         SOC_ENUM_SINGLE(PM860X_EAR_CTRL_1, 5, 4, pm860x_pa_texts);
517 
518 static const struct soc_enum pm860x_ear_pa_enum =
519         SOC_ENUM_SINGLE(PM860X_EAR_CTRL_2, 0, 4, pm860x_pa_texts);
520 
521 static const struct soc_enum pm860x_spk_ear_opamp_enum =
522         SOC_ENUM_SINGLE(PM860X_EAR_CTRL_1, 3, 4, pm860x_opamp_texts);
523 
524 static const struct snd_kcontrol_new pm860x_snd_controls[] = {
525         SOC_DOUBLE_R_TLV("ADC Capture Volume", PM860X_ADC_ANA_2,
526                         PM860X_ADC_ANA_3, 6, 3, 0, adc_tlv),
527         SOC_DOUBLE_TLV("AUX Capture Volume", PM860X_ADC_ANA_3, 0, 3, 7, 0,
528                         aux_tlv),
529         SOC_SINGLE_TLV("MIC1 Capture Volume", PM860X_ADC_ANA_2, 0, 7, 0,
530                         mic_tlv),
531         SOC_SINGLE_TLV("MIC3 Capture Volume", PM860X_ADC_ANA_2, 3, 7, 0,
532                         mic_tlv),
533         SOC_DOUBLE_R_EXT_TLV("Sidetone Volume", PM860X_SIDETONE_L_GAIN,
534                              PM860X_SIDETONE_R_GAIN, 0, ARRAY_SIZE(st_table)-1,
535                              0, snd_soc_get_volsw_2r_st,
536                              snd_soc_put_volsw_2r_st, st_tlv),
537         SOC_SINGLE_TLV("Speaker Playback Volume", PM860X_EAR_CTRL_1,
538                         0, 7, 0, out_tlv),
539         SOC_DOUBLE_R_TLV("Line Playback Volume", PM860X_LO1_CTRL,
540                          PM860X_LO2_CTRL, 0, 7, 0, out_tlv),
541         SOC_DOUBLE_R_TLV("Headset Playback Volume", PM860X_HS1_CTRL,
542                          PM860X_HS2_CTRL, 0, 7, 0, out_tlv),
543         SOC_DOUBLE_R_EXT_TLV("Hifi Left Playback Volume",
544                              PM860X_HIFIL_GAIN_LEFT,
545                              PM860X_HIFIL_GAIN_RIGHT, 0, 63, 0,
546                              snd_soc_get_volsw_2r_out,
547                              snd_soc_put_volsw_2r_out, dpga_tlv),
548         SOC_DOUBLE_R_EXT_TLV("Hifi Right Playback Volume",
549                              PM860X_HIFIR_GAIN_LEFT,
550                              PM860X_HIFIR_GAIN_RIGHT, 0, 63, 0,
551                              snd_soc_get_volsw_2r_out,
552                              snd_soc_put_volsw_2r_out, dpga_tlv),
553         SOC_DOUBLE_R_EXT_TLV("Lofi Playback Volume", PM860X_LOFI_GAIN_LEFT,
554                              PM860X_LOFI_GAIN_RIGHT, 0, 63, 0,
555                              snd_soc_get_volsw_2r_out,
556                              snd_soc_put_volsw_2r_out, dpga_tlv),
557         SOC_ENUM("Headset1 Operational Amplifier Current",
558                  pm860x_hs1_opamp_enum),
559         SOC_ENUM("Headset2 Operational Amplifier Current",
560                  pm860x_hs2_opamp_enum),
561         SOC_ENUM("Headset1 Amplifier Current", pm860x_hs1_pa_enum),
562         SOC_ENUM("Headset2 Amplifier Current", pm860x_hs2_pa_enum),
563         SOC_ENUM("Lineout1 Operational Amplifier Current",
564                  pm860x_lo1_opamp_enum),
565         SOC_ENUM("Lineout2 Operational Amplifier Current",
566                  pm860x_lo2_opamp_enum),
567         SOC_ENUM("Lineout1 Amplifier Current", pm860x_lo1_pa_enum),
568         SOC_ENUM("Lineout2 Amplifier Current", pm860x_lo2_pa_enum),
569         SOC_ENUM("Speaker Operational Amplifier Current",
570                  pm860x_spk_ear_opamp_enum),
571         SOC_ENUM("Speaker Amplifier Current", pm860x_spk_pa_enum),
572         SOC_ENUM("Earpiece Amplifier Current", pm860x_ear_pa_enum),
573 };
574 
575 /*
576  * DAPM Controls
577  */
578 
579 /* PCM Switch / PCM Interface */
580 static const struct snd_kcontrol_new pcm_switch_controls =
581         SOC_DAPM_SINGLE("Switch", PM860X_ADC_EN_2, 0, 1, 0);
582 
583 /* AUX1 Switch */
584 static const struct snd_kcontrol_new aux1_switch_controls =
585         SOC_DAPM_SINGLE("Switch", PM860X_ANA_TO_ANA, 4, 1, 0);
586 
587 /* AUX2 Switch */
588 static const struct snd_kcontrol_new aux2_switch_controls =
589         SOC_DAPM_SINGLE("Switch", PM860X_ANA_TO_ANA, 5, 1, 0);
590 
591 /* Left Ex. PA Switch */
592 static const struct snd_kcontrol_new lepa_switch_controls =
593         SOC_DAPM_SINGLE("Switch", PM860X_DAC_EN_2, 2, 1, 0);
594 
595 /* Right Ex. PA Switch */
596 static const struct snd_kcontrol_new repa_switch_controls =
597         SOC_DAPM_SINGLE("Switch", PM860X_DAC_EN_2, 1, 1, 0);
598 
599 /* PCM Mux / Mux7 */
600 static const char *aif1_text[] = {
601         "PCM L", "PCM R",
602 };
603 
604 static const struct soc_enum aif1_enum =
605         SOC_ENUM_SINGLE(PM860X_PCM_IFACE_3, 6, 2, aif1_text);
606 
607 static const struct snd_kcontrol_new aif1_mux =
608         SOC_DAPM_ENUM("PCM Mux", aif1_enum);
609 
610 /* I2S Mux / Mux9 */
611 static const char *i2s_din_text[] = {
612         "DIN", "DIN1",
613 };
614 
615 static const struct soc_enum i2s_din_enum =
616         SOC_ENUM_SINGLE(PM860X_I2S_IFACE_3, 1, 2, i2s_din_text);
617 
618 static const struct snd_kcontrol_new i2s_din_mux =
619         SOC_DAPM_ENUM("I2S DIN Mux", i2s_din_enum);
620 
621 /* I2S Mic Mux / Mux8 */
622 static const char *i2s_mic_text[] = {
623         "Ex PA", "ADC",
624 };
625 
626 static const struct soc_enum i2s_mic_enum =
627         SOC_ENUM_SINGLE(PM860X_I2S_IFACE_3, 4, 2, i2s_mic_text);
628 
629 static const struct snd_kcontrol_new i2s_mic_mux =
630         SOC_DAPM_ENUM("I2S Mic Mux", i2s_mic_enum);
631 
632 /* ADCL Mux / Mux2 */
633 static const char *adcl_text[] = {
634         "ADCR", "ADCL",
635 };
636 
637 static const struct soc_enum adcl_enum =
638         SOC_ENUM_SINGLE(PM860X_PCM_IFACE_3, 4, 2, adcl_text);
639 
640 static const struct snd_kcontrol_new adcl_mux =
641         SOC_DAPM_ENUM("ADC Left Mux", adcl_enum);
642 
643 /* ADCR Mux / Mux3 */
644 static const char *adcr_text[] = {
645         "ADCL", "ADCR",
646 };
647 
648 static const struct soc_enum adcr_enum =
649         SOC_ENUM_SINGLE(PM860X_PCM_IFACE_3, 2, 2, adcr_text);
650 
651 static const struct snd_kcontrol_new adcr_mux =
652         SOC_DAPM_ENUM("ADC Right Mux", adcr_enum);
653 
654 /* ADCR EC Mux / Mux6 */
655 static const char *adcr_ec_text[] = {
656         "ADCR", "EC",
657 };
658 
659 static const struct soc_enum adcr_ec_enum =
660         SOC_ENUM_SINGLE(PM860X_ADC_EN_2, 3, 2, adcr_ec_text);
661 
662 static const struct snd_kcontrol_new adcr_ec_mux =
663         SOC_DAPM_ENUM("ADCR EC Mux", adcr_ec_enum);
664 
665 /* EC Mux / Mux4 */
666 static const char *ec_text[] = {
667         "Left", "Right", "Left + Right",
668 };
669 
670 static const struct soc_enum ec_enum =
671         SOC_ENUM_SINGLE(PM860X_EC_PATH, 1, 3, ec_text);
672 
673 static const struct snd_kcontrol_new ec_mux =
674         SOC_DAPM_ENUM("EC Mux", ec_enum);
675 
676 static const char *dac_text[] = {
677         "No input", "Right", "Left", "No input",
678 };
679 
680 /* DAC Headset 1 Mux / Mux10 */
681 static const struct soc_enum dac_hs1_enum =
682         SOC_ENUM_SINGLE(PM860X_ANA_INPUT_SEL_1, 0, 4, dac_text);
683 
684 static const struct snd_kcontrol_new dac_hs1_mux =
685         SOC_DAPM_ENUM("DAC HS1 Mux", dac_hs1_enum);
686 
687 /* DAC Headset 2 Mux / Mux11 */
688 static const struct soc_enum dac_hs2_enum =
689         SOC_ENUM_SINGLE(PM860X_ANA_INPUT_SEL_1, 2, 4, dac_text);
690 
691 static const struct snd_kcontrol_new dac_hs2_mux =
692         SOC_DAPM_ENUM("DAC HS2 Mux", dac_hs2_enum);
693 
694 /* DAC Lineout 1 Mux / Mux12 */
695 static const struct soc_enum dac_lo1_enum =
696         SOC_ENUM_SINGLE(PM860X_ANA_INPUT_SEL_1, 4, 4, dac_text);
697 
698 static const struct snd_kcontrol_new dac_lo1_mux =
699         SOC_DAPM_ENUM("DAC LO1 Mux", dac_lo1_enum);
700 
701 /* DAC Lineout 2 Mux / Mux13 */
702 static const struct soc_enum dac_lo2_enum =
703         SOC_ENUM_SINGLE(PM860X_ANA_INPUT_SEL_1, 6, 4, dac_text);
704 
705 static const struct snd_kcontrol_new dac_lo2_mux =
706         SOC_DAPM_ENUM("DAC LO2 Mux", dac_lo2_enum);
707 
708 /* DAC Spearker Earphone Mux / Mux14 */
709 static const struct soc_enum dac_spk_ear_enum =
710         SOC_ENUM_SINGLE(PM860X_ANA_INPUT_SEL_2, 0, 4, dac_text);
711 
712 static const struct snd_kcontrol_new dac_spk_ear_mux =
713         SOC_DAPM_ENUM("DAC SP Mux", dac_spk_ear_enum);
714 
715 /* Headset 1 Mux / Mux15 */
716 static const char *in_text[] = {
717         "Digital", "Analog",
718 };
719 
720 static const struct soc_enum hs1_enum =
721         SOC_ENUM_SINGLE(PM860X_ANA_TO_ANA, 0, 2, in_text);
722 
723 static const struct snd_kcontrol_new hs1_mux =
724         SOC_DAPM_ENUM("Headset1 Mux", hs1_enum);
725 
726 /* Headset 2 Mux / Mux16 */
727 static const struct soc_enum hs2_enum =
728         SOC_ENUM_SINGLE(PM860X_ANA_TO_ANA, 1, 2, in_text);
729 
730 static const struct snd_kcontrol_new hs2_mux =
731         SOC_DAPM_ENUM("Headset2 Mux", hs2_enum);
732 
733 /* Lineout 1 Mux / Mux17 */
734 static const struct soc_enum lo1_enum =
735         SOC_ENUM_SINGLE(PM860X_ANA_TO_ANA, 2, 2, in_text);
736 
737 static const struct snd_kcontrol_new lo1_mux =
738         SOC_DAPM_ENUM("Lineout1 Mux", lo1_enum);
739 
740 /* Lineout 2 Mux / Mux18 */
741 static const struct soc_enum lo2_enum =
742         SOC_ENUM_SINGLE(PM860X_ANA_TO_ANA, 3, 2, in_text);
743 
744 static const struct snd_kcontrol_new lo2_mux =
745         SOC_DAPM_ENUM("Lineout2 Mux", lo2_enum);
746 
747 /* Speaker Earpiece Demux */
748 static const char *spk_text[] = {
749         "Earpiece", "Speaker",
750 };
751 
752 static const struct soc_enum spk_enum =
753         SOC_ENUM_SINGLE(PM860X_ANA_TO_ANA, 6, 2, spk_text);
754 
755 static const struct snd_kcontrol_new spk_demux =
756         SOC_DAPM_ENUM("Speaker Earpiece Demux", spk_enum);
757 
758 /* MIC Mux / Mux1 */
759 static const char *mic_text[] = {
760         "Mic 1", "Mic 2",
761 };
762 
763 static const struct soc_enum mic_enum =
764         SOC_ENUM_SINGLE(PM860X_ADC_ANA_4, 4, 2, mic_text);
765 
766 static const struct snd_kcontrol_new mic_mux =
767         SOC_DAPM_ENUM("MIC Mux", mic_enum);
768 
769 static const struct snd_soc_dapm_widget pm860x_dapm_widgets[] = {
770         SND_SOC_DAPM_AIF_IN("PCM SDI", "PCM Playback", 0,
771                             PM860X_ADC_EN_2, 0, 0),
772         SND_SOC_DAPM_AIF_OUT("PCM SDO", "PCM Capture", 0,
773                              PM860X_PCM_IFACE_3, 1, 1),
774 
775 
776         SND_SOC_DAPM_AIF_IN("I2S DIN", "I2S Playback", 0,
777                             SND_SOC_NOPM, 0, 0),
778         SND_SOC_DAPM_AIF_IN("I2S DIN1", "I2S Playback", 0,
779                             SND_SOC_NOPM, 0, 0),
780         SND_SOC_DAPM_AIF_OUT("I2S DOUT", "I2S Capture", 0,
781                              PM860X_I2S_IFACE_3, 5, 1),
782         SND_SOC_DAPM_SUPPLY("I2S CLK", PM860X_DAC_EN_2, 0, 0, NULL, 0),
783         SND_SOC_DAPM_MUX("I2S Mic Mux", SND_SOC_NOPM, 0, 0, &i2s_mic_mux),
784         SND_SOC_DAPM_MUX("ADC Left Mux", SND_SOC_NOPM, 0, 0, &adcl_mux),
785         SND_SOC_DAPM_MUX("ADC Right Mux", SND_SOC_NOPM, 0, 0, &adcr_mux),
786         SND_SOC_DAPM_MUX("EC Mux", SND_SOC_NOPM, 0, 0, &ec_mux),
787         SND_SOC_DAPM_MUX("ADCR EC Mux", SND_SOC_NOPM, 0, 0, &adcr_ec_mux),
788         SND_SOC_DAPM_SWITCH("Left EPA", SND_SOC_NOPM, 0, 0,
789                             &lepa_switch_controls),
790         SND_SOC_DAPM_SWITCH("Right EPA", SND_SOC_NOPM, 0, 0,
791                             &repa_switch_controls),
792 
793         SND_SOC_DAPM_REG(snd_soc_dapm_supply, "Left ADC MOD", PM860X_ADC_EN_1,
794                          0, 1, 1, 0),
795         SND_SOC_DAPM_REG(snd_soc_dapm_supply, "Right ADC MOD", PM860X_ADC_EN_1,
796                          1, 1, 1, 0),
797         SND_SOC_DAPM_ADC("Left ADC", NULL, PM860X_ADC_EN_2, 5, 0),
798         SND_SOC_DAPM_ADC("Right ADC", NULL, PM860X_ADC_EN_2, 4, 0),
799 
800         SND_SOC_DAPM_SWITCH("AUX1 Switch", SND_SOC_NOPM, 0, 0,
801                             &aux1_switch_controls),
802         SND_SOC_DAPM_SWITCH("AUX2 Switch", SND_SOC_NOPM, 0, 0,
803                             &aux2_switch_controls),
804 
805         SND_SOC_DAPM_MUX("MIC Mux", SND_SOC_NOPM, 0, 0, &mic_mux),
806         SND_SOC_DAPM_MICBIAS("Mic1 Bias", PM860X_ADC_ANA_1, 2, 0),
807         SND_SOC_DAPM_MICBIAS("Mic3 Bias", PM860X_ADC_ANA_1, 7, 0),
808         SND_SOC_DAPM_PGA("MIC1 Volume", PM860X_ADC_EN_1, 2, 0, NULL, 0),
809         SND_SOC_DAPM_PGA("MIC3 Volume", PM860X_ADC_EN_1, 3, 0, NULL, 0),
810         SND_SOC_DAPM_PGA("AUX1 Volume", PM860X_ADC_EN_1, 4, 0, NULL, 0),
811         SND_SOC_DAPM_PGA("AUX2 Volume", PM860X_ADC_EN_1, 5, 0, NULL, 0),
812         SND_SOC_DAPM_PGA("Sidetone PGA", PM860X_ADC_EN_2, 1, 0, NULL, 0),
813         SND_SOC_DAPM_PGA("Lofi PGA", PM860X_ADC_EN_2, 2, 0, NULL, 0),
814 
815         SND_SOC_DAPM_INPUT("AUX1"),
816         SND_SOC_DAPM_INPUT("AUX2"),
817         SND_SOC_DAPM_INPUT("MIC1P"),
818         SND_SOC_DAPM_INPUT("MIC1N"),
819         SND_SOC_DAPM_INPUT("MIC2P"),
820         SND_SOC_DAPM_INPUT("MIC2N"),
821         SND_SOC_DAPM_INPUT("MIC3P"),
822         SND_SOC_DAPM_INPUT("MIC3N"),
823 
824         SND_SOC_DAPM_DAC_E("Left DAC", NULL, SND_SOC_NOPM, 0, 0,
825                            pm860x_dac_event,
826                            SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
827         SND_SOC_DAPM_DAC_E("Right DAC", NULL, SND_SOC_NOPM, 0, 0,
828                            pm860x_dac_event,
829                            SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
830 
831         SND_SOC_DAPM_MUX("I2S DIN Mux", SND_SOC_NOPM, 0, 0, &i2s_din_mux),
832         SND_SOC_DAPM_MUX("DAC HS1 Mux", SND_SOC_NOPM, 0, 0, &dac_hs1_mux),
833         SND_SOC_DAPM_MUX("DAC HS2 Mux", SND_SOC_NOPM, 0, 0, &dac_hs2_mux),
834         SND_SOC_DAPM_MUX("DAC LO1 Mux", SND_SOC_NOPM, 0, 0, &dac_lo1_mux),
835         SND_SOC_DAPM_MUX("DAC LO2 Mux", SND_SOC_NOPM, 0, 0, &dac_lo2_mux),
836         SND_SOC_DAPM_MUX("DAC SP Mux", SND_SOC_NOPM, 0, 0, &dac_spk_ear_mux),
837         SND_SOC_DAPM_MUX("Headset1 Mux", SND_SOC_NOPM, 0, 0, &hs1_mux),
838         SND_SOC_DAPM_MUX("Headset2 Mux", SND_SOC_NOPM, 0, 0, &hs2_mux),
839         SND_SOC_DAPM_MUX("Lineout1 Mux", SND_SOC_NOPM, 0, 0, &lo1_mux),
840         SND_SOC_DAPM_MUX("Lineout2 Mux", SND_SOC_NOPM, 0, 0, &lo2_mux),
841         SND_SOC_DAPM_MUX("Speaker Earpiece Demux", SND_SOC_NOPM, 0, 0,
842                          &spk_demux),
843 
844 
845         SND_SOC_DAPM_PGA("Headset1 PGA", PM860X_DAC_EN_1, 0, 0, NULL, 0),
846         SND_SOC_DAPM_PGA("Headset2 PGA", PM860X_DAC_EN_1, 1, 0, NULL, 0),
847         SND_SOC_DAPM_OUTPUT("HS1"),
848         SND_SOC_DAPM_OUTPUT("HS2"),
849         SND_SOC_DAPM_PGA("Lineout1 PGA", PM860X_DAC_EN_1, 2, 0, NULL, 0),
850         SND_SOC_DAPM_PGA("Lineout2 PGA", PM860X_DAC_EN_1, 3, 0, NULL, 0),
851         SND_SOC_DAPM_OUTPUT("LINEOUT1"),
852         SND_SOC_DAPM_OUTPUT("LINEOUT2"),
853         SND_SOC_DAPM_PGA("Earpiece PGA", PM860X_DAC_EN_1, 4, 0, NULL, 0),
854         SND_SOC_DAPM_OUTPUT("EARP"),
855         SND_SOC_DAPM_OUTPUT("EARN"),
856         SND_SOC_DAPM_PGA("Speaker PGA", PM860X_DAC_EN_1, 5, 0, NULL, 0),
857         SND_SOC_DAPM_OUTPUT("LSP"),
858         SND_SOC_DAPM_OUTPUT("LSN"),
859         SND_SOC_DAPM_REG(snd_soc_dapm_supply, "VCODEC", PM860X_AUDIO_SUPPLIES_2,
860                          0, SUPPLY_MASK, SUPPLY_MASK, 0),
861 
862         PM860X_DAPM_OUTPUT("RSYNC", pm860x_rsync_event),
863 };
864 
865 static const struct snd_soc_dapm_route pm860x_dapm_routes[] = {
866         /* supply */
867         {"Left DAC", NULL, "VCODEC"},
868         {"Right DAC", NULL, "VCODEC"},
869         {"Left ADC", NULL, "VCODEC"},
870         {"Right ADC", NULL, "VCODEC"},
871         {"Left ADC", NULL, "Left ADC MOD"},
872         {"Right ADC", NULL, "Right ADC MOD"},
873 
874         /* I2S Clock */
875         {"I2S DIN", NULL, "I2S CLK"},
876         {"I2S DIN1", NULL, "I2S CLK"},
877         {"I2S DOUT", NULL, "I2S CLK"},
878 
879         /* PCM/AIF1 Inputs */
880         {"PCM SDO", NULL, "ADC Left Mux"},
881         {"PCM SDO", NULL, "ADCR EC Mux"},
882 
883         /* PCM/AFI2 Outputs */
884         {"Lofi PGA", NULL, "PCM SDI"},
885         {"Lofi PGA", NULL, "Sidetone PGA"},
886         {"Left DAC", NULL, "Lofi PGA"},
887         {"Right DAC", NULL, "Lofi PGA"},
888 
889         /* I2S/AIF2 Inputs */
890         {"MIC Mux", "Mic 1", "MIC1P"},
891         {"MIC Mux", "Mic 1", "MIC1N"},
892         {"MIC Mux", "Mic 2", "MIC2P"},
893         {"MIC Mux", "Mic 2", "MIC2N"},
894         {"MIC1 Volume", NULL, "MIC Mux"},
895         {"MIC3 Volume", NULL, "MIC3P"},
896         {"MIC3 Volume", NULL, "MIC3N"},
897         {"Left ADC", NULL, "MIC1 Volume"},
898         {"Right ADC", NULL, "MIC3 Volume"},
899         {"ADC Left Mux", "ADCR", "Right ADC"},
900         {"ADC Left Mux", "ADCL", "Left ADC"},
901         {"ADC Right Mux", "ADCL", "Left ADC"},
902         {"ADC Right Mux", "ADCR", "Right ADC"},
903         {"Left EPA", "Switch", "Left DAC"},
904         {"Right EPA", "Switch", "Right DAC"},
905         {"EC Mux", "Left", "Left DAC"},
906         {"EC Mux", "Right", "Right DAC"},
907         {"EC Mux", "Left + Right", "Left DAC"},
908         {"EC Mux", "Left + Right", "Right DAC"},
909         {"ADCR EC Mux", "ADCR", "ADC Right Mux"},
910         {"ADCR EC Mux", "EC", "EC Mux"},
911         {"I2S Mic Mux", "Ex PA", "Left EPA"},
912         {"I2S Mic Mux", "Ex PA", "Right EPA"},
913         {"I2S Mic Mux", "ADC", "ADC Left Mux"},
914         {"I2S Mic Mux", "ADC", "ADCR EC Mux"},
915         {"I2S DOUT", NULL, "I2S Mic Mux"},
916 
917         /* I2S/AIF2 Outputs */
918         {"I2S DIN Mux", "DIN", "I2S DIN"},
919         {"I2S DIN Mux", "DIN1", "I2S DIN1"},
920         {"Left DAC", NULL, "I2S DIN Mux"},
921         {"Right DAC", NULL, "I2S DIN Mux"},
922         {"DAC HS1 Mux", "Left", "Left DAC"},
923         {"DAC HS1 Mux", "Right", "Right DAC"},
924         {"DAC HS2 Mux", "Left", "Left DAC"},
925         {"DAC HS2 Mux", "Right", "Right DAC"},
926         {"DAC LO1 Mux", "Left", "Left DAC"},
927         {"DAC LO1 Mux", "Right", "Right DAC"},
928         {"DAC LO2 Mux", "Left", "Left DAC"},
929         {"DAC LO2 Mux", "Right", "Right DAC"},
930         {"Headset1 Mux", "Digital", "DAC HS1 Mux"},
931         {"Headset2 Mux", "Digital", "DAC HS2 Mux"},
932         {"Lineout1 Mux", "Digital", "DAC LO1 Mux"},
933         {"Lineout2 Mux", "Digital", "DAC LO2 Mux"},
934         {"Headset1 PGA", NULL, "Headset1 Mux"},
935         {"Headset2 PGA", NULL, "Headset2 Mux"},
936         {"Lineout1 PGA", NULL, "Lineout1 Mux"},
937         {"Lineout2 PGA", NULL, "Lineout2 Mux"},
938         {"DAC SP Mux", "Left", "Left DAC"},
939         {"DAC SP Mux", "Right", "Right DAC"},
940         {"Speaker Earpiece Demux", "Speaker", "DAC SP Mux"},
941         {"Speaker PGA", NULL, "Speaker Earpiece Demux"},
942         {"Earpiece PGA", NULL, "Speaker Earpiece Demux"},
943 
944         {"RSYNC", NULL, "Headset1 PGA"},
945         {"RSYNC", NULL, "Headset2 PGA"},
946         {"RSYNC", NULL, "Lineout1 PGA"},
947         {"RSYNC", NULL, "Lineout2 PGA"},
948         {"RSYNC", NULL, "Speaker PGA"},
949         {"RSYNC", NULL, "Speaker PGA"},
950         {"RSYNC", NULL, "Earpiece PGA"},
951         {"RSYNC", NULL, "Earpiece PGA"},
952 
953         {"HS1", NULL, "RSYNC"},
954         {"HS2", NULL, "RSYNC"},
955         {"LINEOUT1", NULL, "RSYNC"},
956         {"LINEOUT2", NULL, "RSYNC"},
957         {"LSP", NULL, "RSYNC"},
958         {"LSN", NULL, "RSYNC"},
959         {"EARP", NULL, "RSYNC"},
960         {"EARN", NULL, "RSYNC"},
961 };
962 
963 /*
964  * Use MUTE_LEFT & MUTE_RIGHT to implement digital mute.
965  * These bits can also be used to mute.
966  */
967 static int pm860x_digital_mute(struct snd_soc_dai *codec_dai, int mute)
968 {
969         struct snd_soc_codec *codec = codec_dai->codec;
970         int data = 0, mask = MUTE_LEFT | MUTE_RIGHT;
971 
972         if (mute)
973                 data = mask;
974         snd_soc_update_bits(codec, PM860X_DAC_OFFSET, mask, data);
975         snd_soc_update_bits(codec, PM860X_EAR_CTRL_2,
976                             RSYNC_CHANGE, RSYNC_CHANGE);
977         return 0;
978 }
979 
980 static int pm860x_pcm_hw_params(struct snd_pcm_substream *substream,
981                                 struct snd_pcm_hw_params *params,
982                                 struct snd_soc_dai *dai)
983 {
984         struct snd_soc_codec *codec = dai->codec;
985         unsigned char inf = 0, mask = 0;
986 
987         /* bit size */
988         switch (params_format(params)) {
989         case SNDRV_PCM_FORMAT_S16_LE:
990                 inf &= ~PCM_INF2_18WL;
991                 break;
992         case SNDRV_PCM_FORMAT_S18_3LE:
993                 inf |= PCM_INF2_18WL;
994                 break;
995         default:
996                 return -EINVAL;
997         }
998         mask |= PCM_INF2_18WL;
999         snd_soc_update_bits(codec, PM860X_PCM_IFACE_2, mask, inf);
1000 
1001         /* sample rate */
1002         switch (params_rate(params)) {
1003         case 8000:
1004                 inf = 0;
1005                 break;
1006         case 16000:
1007                 inf = 3;
1008                 break;
1009         case 32000:
1010                 inf = 6;
1011                 break;
1012         case 48000:
1013                 inf = 8;
1014                 break;
1015         default:
1016                 return -EINVAL;
1017         }
1018         snd_soc_update_bits(codec, PM860X_PCM_RATE, 0x0f, inf);
1019 
1020         return 0;
1021 }
1022 
1023 static int pm860x_pcm_set_dai_fmt(struct snd_soc_dai *codec_dai,
1024                                   unsigned int fmt)
1025 {
1026         struct snd_soc_codec *codec = codec_dai->codec;
1027         struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1028         unsigned char inf = 0, mask = 0;
1029         int ret = -EINVAL;
1030 
1031         mask |= PCM_INF2_BCLK | PCM_INF2_FS | PCM_INF2_MASTER;
1032 
1033         /* set master/slave audio interface */
1034         switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1035         case SND_SOC_DAIFMT_CBM_CFM:
1036         case SND_SOC_DAIFMT_CBM_CFS:
1037                 if (pm860x->dir == PM860X_CLK_DIR_OUT) {
1038                         inf |= PCM_INF2_MASTER;
1039                         ret = 0;
1040                 }
1041                 break;
1042         case SND_SOC_DAIFMT_CBS_CFS:
1043                 if (pm860x->dir == PM860X_CLK_DIR_IN) {
1044                         inf &= ~PCM_INF2_MASTER;
1045                         ret = 0;
1046                 }
1047                 break;
1048         }
1049 
1050         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1051         case SND_SOC_DAIFMT_I2S:
1052                 inf |= PCM_EXACT_I2S;
1053                 ret = 0;
1054                 break;
1055         }
1056         mask |= PCM_MODE_MASK;
1057         if (ret)
1058                 return ret;
1059         snd_soc_update_bits(codec, PM860X_PCM_IFACE_2, mask, inf);
1060         return 0;
1061 }
1062 
1063 static int pm860x_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1064                                  int clk_id, unsigned int freq, int dir)
1065 {
1066         struct snd_soc_codec *codec = codec_dai->codec;
1067         struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1068 
1069         if (dir == PM860X_CLK_DIR_OUT)
1070                 pm860x->dir = PM860X_CLK_DIR_OUT;
1071         else {
1072                 pm860x->dir = PM860X_CLK_DIR_IN;
1073                 return -EINVAL;
1074         }
1075 
1076         return 0;
1077 }
1078 
1079 static int pm860x_i2s_hw_params(struct snd_pcm_substream *substream,
1080                                 struct snd_pcm_hw_params *params,
1081                                 struct snd_soc_dai *dai)
1082 {
1083         struct snd_soc_codec *codec = dai->codec;
1084         unsigned char inf;
1085 
1086         /* bit size */
1087         switch (params_format(params)) {
1088         case SNDRV_PCM_FORMAT_S16_LE:
1089                 inf = 0;
1090                 break;
1091         case SNDRV_PCM_FORMAT_S18_3LE:
1092                 inf = PCM_INF2_18WL;
1093                 break;
1094         default:
1095                 return -EINVAL;
1096         }
1097         snd_soc_update_bits(codec, PM860X_I2S_IFACE_2, PCM_INF2_18WL, inf);
1098 
1099         /* sample rate */
1100         switch (params_rate(params)) {
1101         case 8000:
1102                 inf = 0;
1103                 break;
1104         case 11025:
1105                 inf = 1;
1106                 break;
1107         case 16000:
1108                 inf = 3;
1109                 break;
1110         case 22050:
1111                 inf = 4;
1112                 break;
1113         case 32000:
1114                 inf = 6;
1115                 break;
1116         case 44100:
1117                 inf = 7;
1118                 break;
1119         case 48000:
1120                 inf = 8;
1121                 break;
1122         default:
1123                 return -EINVAL;
1124         }
1125         snd_soc_update_bits(codec, PM860X_I2S_IFACE_4, 0xf, inf);
1126 
1127         return 0;
1128 }
1129 
1130 static int pm860x_i2s_set_dai_fmt(struct snd_soc_dai *codec_dai,
1131                                   unsigned int fmt)
1132 {
1133         struct snd_soc_codec *codec = codec_dai->codec;
1134         struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1135         unsigned char inf = 0, mask = 0;
1136 
1137         mask |= PCM_INF2_BCLK | PCM_INF2_FS | PCM_INF2_MASTER;
1138 
1139         /* set master/slave audio interface */
1140         switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1141         case SND_SOC_DAIFMT_CBM_CFM:
1142                 if (pm860x->dir == PM860X_CLK_DIR_OUT)
1143                         inf |= PCM_INF2_MASTER;
1144                 else
1145                         return -EINVAL;
1146                 break;
1147         case SND_SOC_DAIFMT_CBS_CFS:
1148                 if (pm860x->dir == PM860X_CLK_DIR_IN)
1149                         inf &= ~PCM_INF2_MASTER;
1150                 else
1151                         return -EINVAL;
1152                 break;
1153         default:
1154                 return -EINVAL;
1155         }
1156 
1157         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1158         case SND_SOC_DAIFMT_I2S:
1159                 inf |= PCM_EXACT_I2S;
1160                 break;
1161         default:
1162                 return -EINVAL;
1163         }
1164         mask |= PCM_MODE_MASK;
1165         snd_soc_update_bits(codec, PM860X_I2S_IFACE_2, mask, inf);
1166         return 0;
1167 }
1168 
1169 static int pm860x_set_bias_level(struct snd_soc_codec *codec,
1170                                  enum snd_soc_bias_level level)
1171 {
1172         int data;
1173 
1174         switch (level) {
1175         case SND_SOC_BIAS_ON:
1176                 break;
1177 
1178         case SND_SOC_BIAS_PREPARE:
1179                 break;
1180 
1181         case SND_SOC_BIAS_STANDBY:
1182                 if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
1183                         /* Enable Audio PLL & Audio section */
1184                         data = AUDIO_PLL | AUDIO_SECTION_ON;
1185                         pm860x_reg_write(codec->control_data, REG_MISC2, data);
1186                         udelay(300);
1187                         data = AUDIO_PLL | AUDIO_SECTION_RESET
1188                                 | AUDIO_SECTION_ON;
1189                         pm860x_reg_write(codec->control_data, REG_MISC2, data);
1190                 }
1191                 break;
1192 
1193         case SND_SOC_BIAS_OFF:
1194                 data = AUDIO_PLL | AUDIO_SECTION_RESET | AUDIO_SECTION_ON;
1195                 pm860x_set_bits(codec->control_data, REG_MISC2, data, 0);
1196                 break;
1197         }
1198         codec->dapm.bias_level = level;
1199         return 0;
1200 }
1201 
1202 static const struct snd_soc_dai_ops pm860x_pcm_dai_ops = {
1203         .digital_mute   = pm860x_digital_mute,
1204         .hw_params      = pm860x_pcm_hw_params,
1205         .set_fmt        = pm860x_pcm_set_dai_fmt,
1206         .set_sysclk     = pm860x_set_dai_sysclk,
1207 };
1208 
1209 static const struct snd_soc_dai_ops pm860x_i2s_dai_ops = {
1210         .digital_mute   = pm860x_digital_mute,
1211         .hw_params      = pm860x_i2s_hw_params,
1212         .set_fmt        = pm860x_i2s_set_dai_fmt,
1213         .set_sysclk     = pm860x_set_dai_sysclk,
1214 };
1215 
1216 #define PM860X_RATES    (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |   \
1217                          SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_48000)
1218 
1219 static struct snd_soc_dai_driver pm860x_dai[] = {
1220         {
1221                 /* DAI PCM */
1222                 .name   = "88pm860x-pcm",
1223                 .id     = 1,
1224                 .playback = {
1225                         .stream_name    = "PCM Playback",
1226                         .channels_min   = 2,
1227                         .channels_max   = 2,
1228                         .rates          = PM860X_RATES,
1229                         .formats        = SNDRV_PCM_FORMAT_S16_LE | \
1230                                           SNDRV_PCM_FORMAT_S18_3LE,
1231                 },
1232                 .capture = {
1233                         .stream_name    = "PCM Capture",
1234                         .channels_min   = 2,
1235                         .channels_max   = 2,
1236                         .rates          = PM860X_RATES,
1237                         .formats        = SNDRV_PCM_FORMAT_S16_LE | \
1238                                           SNDRV_PCM_FORMAT_S18_3LE,
1239                 },
1240                 .ops    = &pm860x_pcm_dai_ops,
1241         }, {
1242                 /* DAI I2S */
1243                 .name   = "88pm860x-i2s",
1244                 .id     = 2,
1245                 .playback = {
1246                         .stream_name    = "I2S Playback",
1247                         .channels_min   = 2,
1248                         .channels_max   = 2,
1249                         .rates          = SNDRV_PCM_RATE_8000_48000,
1250                         .formats        = SNDRV_PCM_FORMAT_S16_LE | \
1251                                           SNDRV_PCM_FORMAT_S18_3LE,
1252                 },
1253                 .capture = {
1254                         .stream_name    = "I2S Capture",
1255                         .channels_min   = 2,
1256                         .channels_max   = 2,
1257                         .rates          = SNDRV_PCM_RATE_8000_48000,
1258                         .formats        = SNDRV_PCM_FORMAT_S16_LE | \
1259                                           SNDRV_PCM_FORMAT_S18_3LE,
1260                 },
1261                 .ops    = &pm860x_i2s_dai_ops,
1262         },
1263 };
1264 
1265 static irqreturn_t pm860x_codec_handler(int irq, void *data)
1266 {
1267         struct pm860x_priv *pm860x = data;
1268         int status, shrt, report = 0, mic_report = 0;
1269         int mask;
1270 
1271         status = pm860x_reg_read(pm860x->i2c, REG_STATUS_1);
1272         shrt = pm860x_reg_read(pm860x->i2c, REG_SHORTS);
1273         mask = pm860x->det.hs_shrt | pm860x->det.hook_det | pm860x->det.lo_shrt
1274                 | pm860x->det.hp_det;
1275 
1276 #ifndef CONFIG_SND_SOC_88PM860X_MODULE
1277         if (status & (HEADSET_STATUS | MIC_STATUS | SHORT_HS1 | SHORT_HS2 |
1278                       SHORT_LO1 | SHORT_LO2))
1279                 trace_snd_soc_jack_irq(dev_name(pm860x->codec->dev));
1280 #endif
1281 
1282         if ((pm860x->det.hp_det & SND_JACK_HEADPHONE)
1283                 && (status & HEADSET_STATUS))
1284                 report |= SND_JACK_HEADPHONE;
1285 
1286         if ((pm860x->det.mic_det & SND_JACK_MICROPHONE)
1287                 && (status & MIC_STATUS))
1288                 mic_report |= SND_JACK_MICROPHONE;
1289 
1290         if (pm860x->det.hs_shrt && (shrt & (SHORT_HS1 | SHORT_HS2)))
1291                 report |= pm860x->det.hs_shrt;
1292 
1293         if (pm860x->det.hook_det && (status & HOOK_STATUS))
1294                 report |= pm860x->det.hook_det;
1295 
1296         if (pm860x->det.lo_shrt && (shrt & (SHORT_LO1 | SHORT_LO2)))
1297                 report |= pm860x->det.lo_shrt;
1298 
1299         if (report)
1300                 snd_soc_jack_report(pm860x->det.hp_jack, report, mask);
1301         if (mic_report)
1302                 snd_soc_jack_report(pm860x->det.mic_jack, SND_JACK_MICROPHONE,
1303                                     SND_JACK_MICROPHONE);
1304 
1305         dev_dbg(pm860x->codec->dev, "headphone report:0x%x, mask:%x\n",
1306                 report, mask);
1307         dev_dbg(pm860x->codec->dev, "microphone report:0x%x\n", mic_report);
1308         return IRQ_HANDLED;
1309 }
1310 
1311 int pm860x_hs_jack_detect(struct snd_soc_codec *codec,
1312                           struct snd_soc_jack *jack,
1313                           int det, int hook, int hs_shrt, int lo_shrt)
1314 {
1315         struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1316         int data;
1317 
1318         pm860x->det.hp_jack = jack;
1319         pm860x->det.hp_det = det;
1320         pm860x->det.hook_det = hook;
1321         pm860x->det.hs_shrt = hs_shrt;
1322         pm860x->det.lo_shrt = lo_shrt;
1323 
1324         if (det & SND_JACK_HEADPHONE)
1325                 pm860x_set_bits(codec->control_data, REG_HS_DET,
1326                                 EN_HS_DET, EN_HS_DET);
1327         /* headset short detect */
1328         if (hs_shrt) {
1329                 data = CLR_SHORT_HS2 | CLR_SHORT_HS1;
1330                 pm860x_set_bits(codec->control_data, REG_SHORTS, data, data);
1331         }
1332         /* Lineout short detect */
1333         if (lo_shrt) {
1334                 data = CLR_SHORT_LO2 | CLR_SHORT_LO1;
1335                 pm860x_set_bits(codec->control_data, REG_SHORTS, data, data);
1336         }
1337 
1338         /* sync status */
1339         pm860x_codec_handler(0, pm860x);
1340         return 0;
1341 }
1342 EXPORT_SYMBOL_GPL(pm860x_hs_jack_detect);
1343 
1344 int pm860x_mic_jack_detect(struct snd_soc_codec *codec,
1345                            struct snd_soc_jack *jack, int det)
1346 {
1347         struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1348 
1349         pm860x->det.mic_jack = jack;
1350         pm860x->det.mic_det = det;
1351 
1352         if (det & SND_JACK_MICROPHONE)
1353                 pm860x_set_bits(codec->control_data, REG_MIC_DET,
1354                                 MICDET_MASK, MICDET_MASK);
1355 
1356         /* sync status */
1357         pm860x_codec_handler(0, pm860x);
1358         return 0;
1359 }
1360 EXPORT_SYMBOL_GPL(pm860x_mic_jack_detect);
1361 
1362 static int pm860x_probe(struct snd_soc_codec *codec)
1363 {
1364         struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1365         int i, ret;
1366 
1367         pm860x->codec = codec;
1368 
1369         codec->control_data = pm860x->i2c;
1370 
1371         for (i = 0; i < 4; i++) {
1372                 ret = request_threaded_irq(pm860x->irq[i], NULL,
1373                                            pm860x_codec_handler, IRQF_ONESHOT,
1374                                            pm860x->name[i], pm860x);
1375                 if (ret < 0) {
1376                         dev_err(codec->dev, "Failed to request IRQ!\n");
1377                         goto out;
1378                 }
1379         }
1380 
1381         pm860x_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1382 
1383         ret = pm860x_bulk_read(codec->control_data, REG_CACHE_BASE,
1384                                REG_CACHE_SIZE, codec->reg_cache);
1385         if (ret < 0) {
1386                 dev_err(codec->dev, "Failed to fill register cache: %d\n",
1387                         ret);
1388                 goto out;
1389         }
1390 
1391         return 0;
1392 
1393 out:
1394         while (--i >= 0)
1395                 free_irq(pm860x->irq[i], pm860x);
1396         return ret;
1397 }
1398 
1399 static int pm860x_remove(struct snd_soc_codec *codec)
1400 {
1401         struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1402         int i;
1403 
1404         for (i = 3; i >= 0; i--)
1405                 free_irq(pm860x->irq[i], pm860x);
1406         pm860x_set_bias_level(codec, SND_SOC_BIAS_OFF);
1407         return 0;
1408 }
1409 
1410 static struct snd_soc_codec_driver soc_codec_dev_pm860x = {
1411         .probe          = pm860x_probe,
1412         .remove         = pm860x_remove,
1413         .read           = pm860x_read_reg_cache,
1414         .write          = pm860x_write_reg_cache,
1415         .reg_cache_size = REG_CACHE_SIZE,
1416         .reg_word_size  = sizeof(u8),
1417         .set_bias_level = pm860x_set_bias_level,
1418 
1419         .controls = pm860x_snd_controls,
1420         .num_controls = ARRAY_SIZE(pm860x_snd_controls),
1421         .dapm_widgets = pm860x_dapm_widgets,
1422         .num_dapm_widgets = ARRAY_SIZE(pm860x_dapm_widgets),
1423         .dapm_routes = pm860x_dapm_routes,
1424         .num_dapm_routes = ARRAY_SIZE(pm860x_dapm_routes),
1425 };
1426 
1427 static int pm860x_codec_probe(struct platform_device *pdev)
1428 {
1429         struct pm860x_chip *chip = dev_get_drvdata(pdev->dev.parent);
1430         struct pm860x_priv *pm860x;
1431         struct resource *res;
1432         int i, ret;
1433 
1434         pm860x = devm_kzalloc(&pdev->dev, sizeof(struct pm860x_priv),
1435                               GFP_KERNEL);
1436         if (pm860x == NULL)
1437                 return -ENOMEM;
1438 
1439         pm860x->chip = chip;
1440         pm860x->i2c = (chip->id == CHIP_PM8607) ? chip->client
1441                         : chip->companion;
1442         platform_set_drvdata(pdev, pm860x);
1443 
1444         for (i = 0; i < 4; i++) {
1445                 res = platform_get_resource(pdev, IORESOURCE_IRQ, i);
1446                 if (!res) {
1447                         dev_err(&pdev->dev, "Failed to get IRQ resources\n");
1448                         return -EINVAL;
1449                 }
1450                 pm860x->irq[i] = res->start + chip->irq_base;
1451                 strncpy(pm860x->name[i], res->name, MAX_NAME_LEN);
1452         }
1453 
1454         ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_pm860x,
1455                                      pm860x_dai, ARRAY_SIZE(pm860x_dai));
1456         if (ret) {
1457                 dev_err(&pdev->dev, "Failed to register codec\n");
1458                 return -EINVAL;
1459         }
1460         return ret;
1461 }
1462 
1463 static int pm860x_codec_remove(struct platform_device *pdev)
1464 {
1465         snd_soc_unregister_codec(&pdev->dev);
1466         return 0;
1467 }
1468 
1469 static struct platform_driver pm860x_codec_driver = {
1470         .driver = {
1471                 .name   = "88pm860x-codec",
1472                 .owner  = THIS_MODULE,
1473         },
1474         .probe  = pm860x_codec_probe,
1475         .remove = pm860x_codec_remove,
1476 };
1477 
1478 module_platform_driver(pm860x_codec_driver);
1479 
1480 MODULE_DESCRIPTION("ASoC 88PM860x driver");
1481 MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>");
1482 MODULE_LICENSE("GPL");
1483 MODULE_ALIAS("platform:88pm860x-codec");
1484 
1485 

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