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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
[linux-btrfs-devel.git] / sound / soc / codecs / 88pm860x-codec.c
blob19241576b6b590a9982b457fe405d0e245c7aca7
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 <sound/core.h>
19 #include <sound/pcm.h>
20 #include <sound/pcm_params.h>
21 #include <sound/soc.h>
22 #include <sound/tlv.h>
23 #include <sound/initval.h>
24 #include <sound/jack.h>
25 #include <trace/events/asoc.h>
26
27 #include "88pm860x-codec.h"
28
29 #define MAX_NAME_LEN 20
30 #define REG_CACHE_SIZE 0x40
31 #define REG_CACHE_BASE 0xb0
32
33 /* Status Register 1 (0x01) */
34 #define REG_STATUS_1 0x01
35 #define MIC_STATUS (1 << 7)
36 #define HOOK_STATUS (1 << 6)
37 #define HEADSET_STATUS (1 << 5)
38
39 /* Mic Detection Register (0x37) */
40 #define REG_MIC_DET 0x37
41 #define CONTINUOUS_POLLING (3 << 1)
42 #define EN_MIC_DET (1 << 0)
43 #define MICDET_MASK 0x07
44
45 /* Headset Detection Register (0x38) */
46 #define REG_HS_DET 0x38
47 #define EN_HS_DET (1 << 0)
48
49 /* Misc2 Register (0x42) */
50 #define REG_MISC2 0x42
51 #define AUDIO_PLL (1 << 5)
52 #define AUDIO_SECTION_RESET (1 << 4)
53 #define AUDIO_SECTION_ON (1 << 3)
54
55 /* PCM Interface Register 2 (0xb1) */
56 #define PCM_INF2_BCLK (1 << 6) /* Bit clock polarity */
57 #define PCM_INF2_FS (1 << 5) /* Frame Sync polarity */
58 #define PCM_INF2_MASTER (1 << 4) /* Master / Slave */
59 #define PCM_INF2_18WL (1 << 3) /* 18 / 16 bits */
60 #define PCM_GENERAL_I2S 0
61 #define PCM_EXACT_I2S 1
62 #define PCM_LEFT_I2S 2
63 #define PCM_RIGHT_I2S 3
64 #define PCM_SHORT_FS 4
65 #define PCM_LONG_FS 5
66 #define PCM_MODE_MASK 7
67
68 /* I2S Interface Register 4 (0xbe) */
69 #define I2S_EQU_BYP (1 << 6)
70
71 /* DAC Offset Register (0xcb) */
72 #define DAC_MUTE (1 << 7)
73 #define MUTE_LEFT (1 << 6)
74 #define MUTE_RIGHT (1 << 2)
75
76 /* ADC Analog Register 1 (0xd0) */
77 #define REG_ADC_ANA_1 0xd0
78 #define MIC1BIAS_MASK 0x60
79
80 /* Earpiece/Speaker Control Register 2 (0xda) */
81 #define REG_EAR2 0xda
82 #define RSYNC_CHANGE (1 << 2)
83
84 /* Audio Supplies Register 2 (0xdc) */
85 #define REG_SUPPLIES2 0xdc
86 #define LDO15_READY (1 << 4)
87 #define LDO15_EN (1 << 3)
88 #define CPUMP_READY (1 << 2)
89 #define CPUMP_EN (1 << 1)
90 #define AUDIO_EN (1 << 0)
91 #define SUPPLY_MASK (LDO15_EN | CPUMP_EN | AUDIO_EN)
92
93 /* Audio Enable Register 1 (0xdd) */
94 #define ADC_MOD_RIGHT (1 << 1)
95 #define ADC_MOD_LEFT (1 << 0)
96
97 /* Audio Enable Register 2 (0xde) */
98 #define ADC_LEFT (1 << 5)
99 #define ADC_RIGHT (1 << 4)
100
101 /* DAC Enable Register 2 (0xe1) */
102 #define DAC_LEFT (1 << 5)
103 #define DAC_RIGHT (1 << 4)
104 #define MODULATOR (1 << 3)
105
106 /* Shorts Register (0xeb) */
107 #define REG_SHORTS 0xeb
108 #define CLR_SHORT_LO2 (1 << 7)
109 #define SHORT_LO2 (1 << 6)
110 #define CLR_SHORT_LO1 (1 << 5)
111 #define SHORT_LO1 (1 << 4)
112 #define CLR_SHORT_HS2 (1 << 3)
113 #define SHORT_HS2 (1 << 2)
114 #define CLR_SHORT_HS1 (1 << 1)
115 #define SHORT_HS1 (1 << 0)
116
117 /*
118 * This widget should be just after DAC & PGA in DAPM power-on sequence and
119 * before DAC & PGA in DAPM power-off sequence.
120 */
121 #define PM860X_DAPM_OUTPUT(wname, wevent) \
122 { .id = snd_soc_dapm_pga, .name = wname, .reg = SND_SOC_NOPM, \
123 .shift = 0, .invert = 0, .kcontrol_news = NULL, \
124 .num_kcontrols = 0, .event = wevent, \
125 .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD, }
126
127 struct pm860x_det {
128 struct snd_soc_jack *hp_jack;
129 struct snd_soc_jack *mic_jack;
130 int hp_det;
131 int mic_det;
132 int hook_det;
133 int hs_shrt;
134 int lo_shrt;
135 };
136
137 struct pm860x_priv {
138 unsigned int sysclk;
139 unsigned int pcmclk;
140 unsigned int dir;
141 unsigned int filter;
142 struct snd_soc_codec *codec;
143 struct i2c_client *i2c;
144 struct pm860x_chip *chip;
145 struct pm860x_det det;
146
147 int irq[4];
148 unsigned char name[4][MAX_NAME_LEN];
149 };
150
151 /* -9450dB to 0dB in 150dB steps ( mute instead of -9450dB) */
152 static const DECLARE_TLV_DB_SCALE(dpga_tlv, -9450, 150, 1);
153
154 /* -9dB to 0db in 3dB steps */
155 static const DECLARE_TLV_DB_SCALE(adc_tlv, -900, 300, 0);
156
157 /* {-23, -17, -13.5, -11, -9, -6, -3, 0}dB */
158 static const unsigned int mic_tlv[] = {
159 TLV_DB_RANGE_HEAD(5),
160 0, 0, TLV_DB_SCALE_ITEM(-2300, 0, 0),
161 1, 1, TLV_DB_SCALE_ITEM(-1700, 0, 0),
162 2, 2, TLV_DB_SCALE_ITEM(-1350, 0, 0),
163 3, 3, TLV_DB_SCALE_ITEM(-1100, 0, 0),
164 4, 7, TLV_DB_SCALE_ITEM(-900, 300, 0),
165 };
166
167 /* {0, 0, 0, -6, 0, 6, 12, 18}dB */
168 static const unsigned int aux_tlv[] = {
169 TLV_DB_RANGE_HEAD(2),
170 0, 2, TLV_DB_SCALE_ITEM(0, 0, 0),
171 3, 7, TLV_DB_SCALE_ITEM(-600, 600, 0),
172 };
173
174 /* {-16, -13, -10, -7, -5.2, -3,3, -2.2, 0}dB, mute instead of -16dB */
175 static const unsigned int out_tlv[] = {
176 TLV_DB_RANGE_HEAD(4),
177 0, 3, TLV_DB_SCALE_ITEM(-1600, 300, 1),
178 4, 4, TLV_DB_SCALE_ITEM(-520, 0, 0),
179 5, 5, TLV_DB_SCALE_ITEM(-330, 0, 0),
180 6, 7, TLV_DB_SCALE_ITEM(-220, 220, 0),
181 };
182
183 static const unsigned int st_tlv[] = {
184 TLV_DB_RANGE_HEAD(8),
185 0, 1, TLV_DB_SCALE_ITEM(-12041, 602, 0),
186 2, 3, TLV_DB_SCALE_ITEM(-11087, 250, 0),
187 4, 5, TLV_DB_SCALE_ITEM(-10643, 158, 0),
188 6, 7, TLV_DB_SCALE_ITEM(-10351, 116, 0),
189 8, 9, TLV_DB_SCALE_ITEM(-10133, 92, 0),
190 10, 13, TLV_DB_SCALE_ITEM(-9958, 70, 0),
191 14, 17, TLV_DB_SCALE_ITEM(-9689, 53, 0),
192 18, 271, TLV_DB_SCALE_ITEM(-9484, 37, 0),
193 };
194
195 /* Sidetone Gain = M * 2^(-5-N) */
196 struct st_gain {
197 unsigned int db;
198 unsigned int m;
199 unsigned int n;
200 };
201
202 static struct st_gain st_table[] = {
203 {-12041, 1, 15}, {-11439, 1, 14}, {-11087, 3, 15}, {-10837, 1, 13},
204 {-10643, 5, 15}, {-10485, 3, 14}, {-10351, 7, 15}, {-10235, 1, 12},
205 {-10133, 9, 15}, {-10041, 5, 14}, { -9958, 11, 15}, { -9883, 3, 13},
206 { -9813, 13, 15}, { -9749, 7, 14}, { -9689, 15, 15}, { -9633, 1, 11},
207 { -9580, 17, 15}, { -9531, 9, 14}, { -9484, 19, 15}, { -9439, 5, 13},
208 { -9397, 21, 15}, { -9356, 11, 14}, { -9318, 23, 15}, { -9281, 3, 12},
209 { -9245, 25, 15}, { -9211, 13, 14}, { -9178, 27, 15}, { -9147, 7, 13},
210 { -9116, 29, 15}, { -9087, 15, 14}, { -9058, 31, 15}, { -9031, 1, 10},
211 { -8978, 17, 14}, { -8929, 9, 13}, { -8882, 19, 14}, { -8837, 5, 12},
212 { -8795, 21, 14}, { -8754, 11, 13}, { -8716, 23, 14}, { -8679, 3, 11},
213 { -8643, 25, 14}, { -8609, 13, 13}, { -8576, 27, 14}, { -8545, 7, 12},
214 { -8514, 29, 14}, { -8485, 15, 13}, { -8456, 31, 14}, { -8429, 1, 9},
215 { -8376, 17, 13}, { -8327, 9, 12}, { -8280, 19, 13}, { -8235, 5, 11},
216 { -8193, 21, 13}, { -8152, 11, 12}, { -8114, 23, 13}, { -8077, 3, 10},
217 { -8041, 25, 13}, { -8007, 13, 12}, { -7974, 27, 13}, { -7943, 7, 11},
218 { -7912, 29, 13}, { -7883, 15, 12}, { -7854, 31, 13}, { -7827, 1, 8},
219 { -7774, 17, 12}, { -7724, 9, 11}, { -7678, 19, 12}, { -7633, 5, 10},
220 { -7591, 21, 12}, { -7550, 11, 11}, { -7512, 23, 12}, { -7475, 3, 9},
221 { -7439, 25, 12}, { -7405, 13, 11}, { -7372, 27, 12}, { -7341, 7, 10},
222 { -7310, 29, 12}, { -7281, 15, 11}, { -7252, 31, 12}, { -7225, 1, 7},
223 { -7172, 17, 11}, { -7122, 9, 10}, { -7075, 19, 11}, { -7031, 5, 9},
224 { -6989, 21, 11}, { -6948, 11, 10}, { -6910, 23, 11}, { -6873, 3, 8},
225 { -6837, 25, 11}, { -6803, 13, 10}, { -6770, 27, 11}, { -6739, 7, 9},
226 { -6708, 29, 11}, { -6679, 15, 10}, { -6650, 31, 11}, { -6623, 1, 6},
227 { -6570, 17, 10}, { -6520, 9, 9}, { -6473, 19, 10}, { -6429, 5, 8},
228 { -6386, 21, 10}, { -6346, 11, 9}, { -6307, 23, 10}, { -6270, 3, 7},
229 { -6235, 25, 10}, { -6201, 13, 9}, { -6168, 27, 10}, { -6137, 7, 8},
230 { -6106, 29, 10}, { -6077, 15, 9}, { -6048, 31, 10}, { -6021, 1, 5},
231 { -5968, 17, 9}, { -5918, 9, 8}, { -5871, 19, 9}, { -5827, 5, 7},
232 { -5784, 21, 9}, { -5744, 11, 8}, { -5705, 23, 9}, { -5668, 3, 6},
233 { -5633, 25, 9}, { -5599, 13, 8}, { -5566, 27, 9}, { -5535, 7, 7},
234 { -5504, 29, 9}, { -5475, 15, 8}, { -5446, 31, 9}, { -5419, 1, 4},
235 { -5366, 17, 8}, { -5316, 9, 7}, { -5269, 19, 8}, { -5225, 5, 6},
236 { -5182, 21, 8}, { -5142, 11, 7}, { -5103, 23, 8}, { -5066, 3, 5},
237 { -5031, 25, 8}, { -4997, 13, 7}, { -4964, 27, 8}, { -4932, 7, 6},
238 { -4902, 29, 8}, { -4873, 15, 7}, { -4844, 31, 8}, { -4816, 1, 3},
239 { -4764, 17, 7}, { -4714, 9, 6}, { -4667, 19, 7}, { -4623, 5, 5},
240 { -4580, 21, 7}, { -4540, 11, 6}, { -4501, 23, 7}, { -4464, 3, 4},
241 { -4429, 25, 7}, { -4395, 13, 6}, { -4362, 27, 7}, { -4330, 7, 5},
242 { -4300, 29, 7}, { -4270, 15, 6}, { -4242, 31, 7}, { -4214, 1, 2},
243 { -4162, 17, 6}, { -4112, 9, 5}, { -4065, 19, 6}, { -4021, 5, 4},
244 { -3978, 21, 6}, { -3938, 11, 5}, { -3899, 23, 6}, { -3862, 3, 3},
245 { -3827, 25, 6}, { -3793, 13, 5}, { -3760, 27, 6}, { -3728, 7, 4},
246 { -3698, 29, 6}, { -3668, 15, 5}, { -3640, 31, 6}, { -3612, 1, 1},
247 { -3560, 17, 5}, { -3510, 9, 4}, { -3463, 19, 5}, { -3419, 5, 3},
248 { -3376, 21, 5}, { -3336, 11, 4}, { -3297, 23, 5}, { -3260, 3, 2},
249 { -3225, 25, 5}, { -3191, 13, 4}, { -3158, 27, 5}, { -3126, 7, 3},
250 { -3096, 29, 5}, { -3066, 15, 4}, { -3038, 31, 5}, { -3010, 1, 0},
251 { -2958, 17, 4}, { -2908, 9, 3}, { -2861, 19, 4}, { -2816, 5, 2},
252 { -2774, 21, 4}, { -2734, 11, 3}, { -2695, 23, 4}, { -2658, 3, 1},
253 { -2623, 25, 4}, { -2589, 13, 3}, { -2556, 27, 4}, { -2524, 7, 2},
254 { -2494, 29, 4}, { -2464, 15, 3}, { -2436, 31, 4}, { -2408, 2, 0},
255 { -2356, 17, 3}, { -2306, 9, 2}, { -2259, 19, 3}, { -2214, 5, 1},
256 { -2172, 21, 3}, { -2132, 11, 2}, { -2093, 23, 3}, { -2056, 3, 0},
257 { -2021, 25, 3}, { -1987, 13, 2}, { -1954, 27, 3}, { -1922, 7, 1},
258 { -1892, 29, 3}, { -1862, 15, 2}, { -1834, 31, 3}, { -1806, 4, 0},
259 { -1754, 17, 2}, { -1704, 9, 1}, { -1657, 19, 2}, { -1612, 5, 0},
260 { -1570, 21, 2}, { -1530, 11, 1}, { -1491, 23, 2}, { -1454, 6, 0},
261 { -1419, 25, 2}, { -1384, 13, 1}, { -1352, 27, 2}, { -1320, 7, 0},
262 { -1290, 29, 2}, { -1260, 15, 1}, { -1232, 31, 2}, { -1204, 8, 0},
263 { -1151, 17, 1}, { -1102, 9, 0}, { -1055, 19, 1}, { -1010, 10, 0},
264 { -968, 21, 1}, { -928, 11, 0}, { -889, 23, 1}, { -852, 12, 0},
265 { -816, 25, 1}, { -782, 13, 0}, { -750, 27, 1}, { -718, 14, 0},
266 { -688, 29, 1}, { -658, 15, 0}, { -630, 31, 1}, { -602, 16, 0},
267 { -549, 17, 0}, { -500, 18, 0}, { -453, 19, 0}, { -408, 20, 0},
268 { -366, 21, 0}, { -325, 22, 0}, { -287, 23, 0}, { -250, 24, 0},
269 { -214, 25, 0}, { -180, 26, 0}, { -148, 27, 0}, { -116, 28, 0},
270 { -86, 29, 0}, { -56, 30, 0}, { -28, 31, 0}, { 0, 0, 0},
271 };
272
273 static int pm860x_volatile(unsigned int reg)
274 {
275 BUG_ON(reg >= REG_CACHE_SIZE);
276
277 switch (reg) {
278 case PM860X_AUDIO_SUPPLIES_2:
279 return 1;
280 }
281
282 return 0;
283 }
284
285 static unsigned int pm860x_read_reg_cache(struct snd_soc_codec *codec,
286 unsigned int reg)
287 {
288 unsigned char *cache = codec->reg_cache;
289
290 BUG_ON(reg >= REG_CACHE_SIZE);
291
292 if (pm860x_volatile(reg))
293 return cache[reg];
294
295 reg += REG_CACHE_BASE;
296
297 return pm860x_reg_read(codec->control_data, reg);
298 }
299
300 static int pm860x_write_reg_cache(struct snd_soc_codec *codec,
301 unsigned int reg, unsigned int value)
302 {
303 unsigned char *cache = codec->reg_cache;
304
305 BUG_ON(reg >= REG_CACHE_SIZE);
306
307 if (!pm860x_volatile(reg))
308 cache[reg] = (unsigned char)value;
309
310 reg += REG_CACHE_BASE;
311
312 return pm860x_reg_write(codec->control_data, reg, value);
313 }
314
315 static int snd_soc_get_volsw_2r_st(struct snd_kcontrol *kcontrol,
316 struct snd_ctl_elem_value *ucontrol)
317 {
318 struct soc_mixer_control *mc =
319 (struct soc_mixer_control *)kcontrol->private_value;
320 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
321 unsigned int reg = mc->reg;
322 unsigned int reg2 = mc->rreg;
323 int val[2], val2[2], i;
324
325 val[0] = snd_soc_read(codec, reg) & 0x3f;
326 val[1] = (snd_soc_read(codec, PM860X_SIDETONE_SHIFT) >> 4) & 0xf;
327 val2[0] = snd_soc_read(codec, reg2) & 0x3f;
328 val2[1] = (snd_soc_read(codec, PM860X_SIDETONE_SHIFT)) & 0xf;
329
330 for (i = 0; i < ARRAY_SIZE(st_table); i++) {
331 if ((st_table[i].m == val[0]) && (st_table[i].n == val[1]))
332 ucontrol->value.integer.value[0] = i;
333 if ((st_table[i].m == val2[0]) && (st_table[i].n == val2[1]))
334 ucontrol->value.integer.value[1] = i;
335 }
336 return 0;
337 }
338
339 static int snd_soc_put_volsw_2r_st(struct snd_kcontrol *kcontrol,
340 struct snd_ctl_elem_value *ucontrol)
341 {
342 struct soc_mixer_control *mc =
343 (struct soc_mixer_control *)kcontrol->private_value;
344 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
345 unsigned int reg = mc->reg;
346 unsigned int reg2 = mc->rreg;
347 int err;
348 unsigned int val, val2;
349
350 val = ucontrol->value.integer.value[0];
351 val2 = ucontrol->value.integer.value[1];
352
353 err = snd_soc_update_bits(codec, reg, 0x3f, st_table[val].m);
354 if (err < 0)
355 return err;
356 err = snd_soc_update_bits(codec, PM860X_SIDETONE_SHIFT, 0xf0,
357 st_table[val].n << 4);
358 if (err < 0)
359 return err;
360
361 err = snd_soc_update_bits(codec, reg2, 0x3f, st_table[val2].m);
362 if (err < 0)
363 return err;
364 err = snd_soc_update_bits(codec, PM860X_SIDETONE_SHIFT, 0x0f,
365 st_table[val2].n);
366 return err;
367 }
368
369 static int snd_soc_get_volsw_2r_out(struct snd_kcontrol *kcontrol,
370 struct snd_ctl_elem_value *ucontrol)
371 {
372 struct soc_mixer_control *mc =
373 (struct soc_mixer_control *)kcontrol->private_value;
374 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
375 unsigned int reg = mc->reg;
376 unsigned int reg2 = mc->rreg;
377 unsigned int shift = mc->shift;
378 int max = mc->max, val, val2;
379 unsigned int mask = (1 << fls(max)) - 1;
380
381 val = snd_soc_read(codec, reg) >> shift;
382 val2 = snd_soc_read(codec, reg2) >> shift;
383 ucontrol->value.integer.value[0] = (max - val) & mask;
384 ucontrol->value.integer.value[1] = (max - val2) & mask;
385
386 return 0;
387 }
388
389 static int snd_soc_put_volsw_2r_out(struct snd_kcontrol *kcontrol,
390 struct snd_ctl_elem_value *ucontrol)
391 {
392 struct soc_mixer_control *mc =
393 (struct soc_mixer_control *)kcontrol->private_value;
394 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
395 unsigned int reg = mc->reg;
396 unsigned int reg2 = mc->rreg;
397 unsigned int shift = mc->shift;
398 int max = mc->max;
399 unsigned int mask = (1 << fls(max)) - 1;
400 int err;
401 unsigned int val, val2, val_mask;
402
403 val_mask = mask << shift;
404 val = ((max - ucontrol->value.integer.value[0]) & mask);
405 val2 = ((max - ucontrol->value.integer.value[1]) & mask);
406
407 val = val << shift;
408 val2 = val2 << shift;
409
410 err = snd_soc_update_bits(codec, reg, val_mask, val);
411 if (err < 0)
412 return err;
413
414 err = snd_soc_update_bits(codec, reg2, val_mask, val2);
415 return err;
416 }
417
418 /* DAPM Widget Events */
419 /*
420 * A lot registers are belong to RSYNC domain. It requires enabling RSYNC bit
421 * after updating these registers. Otherwise, these updated registers won't
422 * be effective.
423 */
424 static int pm860x_rsync_event(struct snd_soc_dapm_widget *w,
425 struct snd_kcontrol *kcontrol, int event)
426 {
427 struct snd_soc_codec *codec = w->codec;
428
429 /*
430 * In order to avoid current on the load, mute power-on and power-off
431 * should be transients.
432 * Unmute by DAC_MUTE. It should be unmuted when DAPM sequence is
433 * finished.
434 */
435 snd_soc_update_bits(codec, PM860X_DAC_OFFSET, DAC_MUTE, 0);
436 snd_soc_update_bits(codec, PM860X_EAR_CTRL_2,
437 RSYNC_CHANGE, RSYNC_CHANGE);
438 return 0;
439 }
440
441 static int pm860x_dac_event(struct snd_soc_dapm_widget *w,
442 struct snd_kcontrol *kcontrol, int event)
443 {
444 struct snd_soc_codec *codec = w->codec;
445 unsigned int dac = 0;
446 int data;
447
448 if (!strcmp(w->name, "Left DAC"))
449 dac = DAC_LEFT;
450 if (!strcmp(w->name, "Right DAC"))
451 dac = DAC_RIGHT;
452 switch (event) {
453 case SND_SOC_DAPM_PRE_PMU:
454 if (dac) {
455 /* Auto mute in power-on sequence. */
456 dac |= MODULATOR;
457 snd_soc_update_bits(codec, PM860X_DAC_OFFSET,
458 DAC_MUTE, DAC_MUTE);
459 snd_soc_update_bits(codec, PM860X_EAR_CTRL_2,
460 RSYNC_CHANGE, RSYNC_CHANGE);
461 /* update dac */
462 snd_soc_update_bits(codec, PM860X_DAC_EN_2,
463 dac, dac);
464 }
465 break;
466 case SND_SOC_DAPM_PRE_PMD:
467 if (dac) {
468 /* Auto mute in power-off sequence. */
469 snd_soc_update_bits(codec, PM860X_DAC_OFFSET,
470 DAC_MUTE, DAC_MUTE);
471 snd_soc_update_bits(codec, PM860X_EAR_CTRL_2,
472 RSYNC_CHANGE, RSYNC_CHANGE);
473 /* update dac */
474 data = snd_soc_read(codec, PM860X_DAC_EN_2);
475 data &= ~dac;
476 if (!(data & (DAC_LEFT | DAC_RIGHT)))
477 data &= ~MODULATOR;
478 snd_soc_write(codec, PM860X_DAC_EN_2, data);
479 }
480 break;
481 }
482 return 0;
483 }
484
485 static const char *pm860x_opamp_texts[] = {"-50%", "-25%", "0%", "75%"};
486
487 static const char *pm860x_pa_texts[] = {"-33%", "0%", "33%", "66%"};
488
489 static const struct soc_enum pm860x_hs1_opamp_enum =
490 SOC_ENUM_SINGLE(PM860X_HS1_CTRL, 5, 4, pm860x_opamp_texts);
491
492 static const struct soc_enum pm860x_hs2_opamp_enum =
493 SOC_ENUM_SINGLE(PM860X_HS2_CTRL, 5, 4, pm860x_opamp_texts);
494
495 static const struct soc_enum pm860x_hs1_pa_enum =
496 SOC_ENUM_SINGLE(PM860X_HS1_CTRL, 3, 4, pm860x_pa_texts);
497
498 static const struct soc_enum pm860x_hs2_pa_enum =
499 SOC_ENUM_SINGLE(PM860X_HS2_CTRL, 3, 4, pm860x_pa_texts);
500
501 static const struct soc_enum pm860x_lo1_opamp_enum =
502 SOC_ENUM_SINGLE(PM860X_LO1_CTRL, 5, 4, pm860x_opamp_texts);
503
504 static const struct soc_enum pm860x_lo2_opamp_enum =
505 SOC_ENUM_SINGLE(PM860X_LO2_CTRL, 5, 4, pm860x_opamp_texts);
506
507 static const struct soc_enum pm860x_lo1_pa_enum =
508 SOC_ENUM_SINGLE(PM860X_LO1_CTRL, 3, 4, pm860x_pa_texts);
509
510 static const struct soc_enum pm860x_lo2_pa_enum =
511 SOC_ENUM_SINGLE(PM860X_LO2_CTRL, 3, 4, pm860x_pa_texts);
512
513 static const struct soc_enum pm860x_spk_pa_enum =
514 SOC_ENUM_SINGLE(PM860X_EAR_CTRL_1, 5, 4, pm860x_pa_texts);
515
516 static const struct soc_enum pm860x_ear_pa_enum =
517 SOC_ENUM_SINGLE(PM860X_EAR_CTRL_2, 0, 4, pm860x_pa_texts);
518
519 static const struct soc_enum pm860x_spk_ear_opamp_enum =
520 SOC_ENUM_SINGLE(PM860X_EAR_CTRL_1, 3, 4, pm860x_opamp_texts);
521
522 static const struct snd_kcontrol_new pm860x_snd_controls[] = {
523 SOC_DOUBLE_R_TLV("ADC Capture Volume", PM860X_ADC_ANA_2,
524 PM860X_ADC_ANA_3, 6, 3, 0, adc_tlv),
525 SOC_DOUBLE_TLV("AUX Capture Volume", PM860X_ADC_ANA_3, 0, 3, 7, 0,
526 aux_tlv),
527 SOC_SINGLE_TLV("MIC1 Capture Volume", PM860X_ADC_ANA_2, 0, 7, 0,
528 mic_tlv),
529 SOC_SINGLE_TLV("MIC3 Capture Volume", PM860X_ADC_ANA_2, 3, 7, 0,
530 mic_tlv),
531 SOC_DOUBLE_R_EXT_TLV("Sidetone Volume", PM860X_SIDETONE_L_GAIN,
532 PM860X_SIDETONE_R_GAIN, 0, ARRAY_SIZE(st_table)-1,
533 0, snd_soc_get_volsw_2r_st,
534 snd_soc_put_volsw_2r_st, st_tlv),
535 SOC_SINGLE_TLV("Speaker Playback Volume", PM860X_EAR_CTRL_1,
536 0, 7, 0, out_tlv),
537 SOC_DOUBLE_R_TLV("Line Playback Volume", PM860X_LO1_CTRL,
538 PM860X_LO2_CTRL, 0, 7, 0, out_tlv),
539 SOC_DOUBLE_R_TLV("Headset Playback Volume", PM860X_HS1_CTRL,
540 PM860X_HS2_CTRL, 0, 7, 0, out_tlv),
541 SOC_DOUBLE_R_EXT_TLV("Hifi Left Playback Volume",
542 PM860X_HIFIL_GAIN_LEFT,
543 PM860X_HIFIL_GAIN_RIGHT, 0, 63, 0,
544 snd_soc_get_volsw_2r_out,
545 snd_soc_put_volsw_2r_out, dpga_tlv),
546 SOC_DOUBLE_R_EXT_TLV("Hifi Right Playback Volume",
547 PM860X_HIFIR_GAIN_LEFT,
548 PM860X_HIFIR_GAIN_RIGHT, 0, 63, 0,
549 snd_soc_get_volsw_2r_out,
550 snd_soc_put_volsw_2r_out, dpga_tlv),
551 SOC_DOUBLE_R_EXT_TLV("Lofi Playback Volume", PM860X_LOFI_GAIN_LEFT,
552 PM860X_LOFI_GAIN_RIGHT, 0, 63, 0,
553 snd_soc_get_volsw_2r_out,
554 snd_soc_put_volsw_2r_out, dpga_tlv),
555 SOC_ENUM("Headset1 Operational Amplifier Current",
556 pm860x_hs1_opamp_enum),
557 SOC_ENUM("Headset2 Operational Amplifier Current",
558 pm860x_hs2_opamp_enum),
559 SOC_ENUM("Headset1 Amplifier Current", pm860x_hs1_pa_enum),
560 SOC_ENUM("Headset2 Amplifier Current", pm860x_hs2_pa_enum),
561 SOC_ENUM("Lineout1 Operational Amplifier Current",
562 pm860x_lo1_opamp_enum),
563 SOC_ENUM("Lineout2 Operational Amplifier Current",
564 pm860x_lo2_opamp_enum),
565 SOC_ENUM("Lineout1 Amplifier Current", pm860x_lo1_pa_enum),
566 SOC_ENUM("Lineout2 Amplifier Current", pm860x_lo2_pa_enum),
567 SOC_ENUM("Speaker Operational Amplifier Current",
568 pm860x_spk_ear_opamp_enum),
569 SOC_ENUM("Speaker Amplifier Current", pm860x_spk_pa_enum),
570 SOC_ENUM("Earpiece Amplifier Current", pm860x_ear_pa_enum),
571 };
572
573 /*
574 * DAPM Controls
575 */
576
577 /* PCM Switch / PCM Interface */
578 static const struct snd_kcontrol_new pcm_switch_controls =
579 SOC_DAPM_SINGLE("Switch", PM860X_ADC_EN_2, 0, 1, 0);
580
581 /* AUX1 Switch */
582 static const struct snd_kcontrol_new aux1_switch_controls =
583 SOC_DAPM_SINGLE("Switch", PM860X_ANA_TO_ANA, 4, 1, 0);
584
585 /* AUX2 Switch */
586 static const struct snd_kcontrol_new aux2_switch_controls =
587 SOC_DAPM_SINGLE("Switch", PM860X_ANA_TO_ANA, 5, 1, 0);
588
589 /* Left Ex. PA Switch */
590 static const struct snd_kcontrol_new lepa_switch_controls =
591 SOC_DAPM_SINGLE("Switch", PM860X_DAC_EN_2, 2, 1, 0);
592
593 /* Right Ex. PA Switch */
594 static const struct snd_kcontrol_new repa_switch_controls =
595 SOC_DAPM_SINGLE("Switch", PM860X_DAC_EN_2, 1, 1, 0);
596
597 /* PCM Mux / Mux7 */
598 static const char *aif1_text[] = {
599 "PCM L", "PCM R",
600 };
601
602 static const struct soc_enum aif1_enum =
603 SOC_ENUM_SINGLE(PM860X_PCM_IFACE_3, 6, 2, aif1_text);
604
605 static const struct snd_kcontrol_new aif1_mux =
606 SOC_DAPM_ENUM("PCM Mux", aif1_enum);
607
608 /* I2S Mux / Mux9 */
609 static const char *i2s_din_text[] = {
610 "DIN", "DIN1",
611 };
612
613 static const struct soc_enum i2s_din_enum =
614 SOC_ENUM_SINGLE(PM860X_I2S_IFACE_3, 1, 2, i2s_din_text);
615
616 static const struct snd_kcontrol_new i2s_din_mux =
617 SOC_DAPM_ENUM("I2S DIN Mux", i2s_din_enum);
618
619 /* I2S Mic Mux / Mux8 */
620 static const char *i2s_mic_text[] = {
621 "Ex PA", "ADC",
622 };
623
624 static const struct soc_enum i2s_mic_enum =
625 SOC_ENUM_SINGLE(PM860X_I2S_IFACE_3, 4, 2, i2s_mic_text);
626
627 static const struct snd_kcontrol_new i2s_mic_mux =
628 SOC_DAPM_ENUM("I2S Mic Mux", i2s_mic_enum);
629
630 /* ADCL Mux / Mux2 */
631 static const char *adcl_text[] = {
632 "ADCR", "ADCL",
633 };
634
635 static const struct soc_enum adcl_enum =
636 SOC_ENUM_SINGLE(PM860X_PCM_IFACE_3, 4, 2, adcl_text);
637
638 static const struct snd_kcontrol_new adcl_mux =
639 SOC_DAPM_ENUM("ADC Left Mux", adcl_enum);
640
641 /* ADCR Mux / Mux3 */
642 static const char *adcr_text[] = {
643 "ADCL", "ADCR",
644 };
645
646 static const struct soc_enum adcr_enum =
647 SOC_ENUM_SINGLE(PM860X_PCM_IFACE_3, 2, 2, adcr_text);
648
649 static const struct snd_kcontrol_new adcr_mux =
650 SOC_DAPM_ENUM("ADC Right Mux", adcr_enum);
651
652 /* ADCR EC Mux / Mux6 */
653 static const char *adcr_ec_text[] = {
654 "ADCR", "EC",
655 };
656
657 static const struct soc_enum adcr_ec_enum =
658 SOC_ENUM_SINGLE(PM860X_ADC_EN_2, 3, 2, adcr_ec_text);
659
660 static const struct snd_kcontrol_new adcr_ec_mux =
661 SOC_DAPM_ENUM("ADCR EC Mux", adcr_ec_enum);
662
663 /* EC Mux / Mux4 */
664 static const char *ec_text[] = {
665 "Left", "Right", "Left + Right",
666 };
667
668 static const struct soc_enum ec_enum =
669 SOC_ENUM_SINGLE(PM860X_EC_PATH, 1, 3, ec_text);
670
671 static const struct snd_kcontrol_new ec_mux =
672 SOC_DAPM_ENUM("EC Mux", ec_enum);
673
674 static const char *dac_text[] = {
675 "No input", "Right", "Left", "No input",
676 };
677
678 /* DAC Headset 1 Mux / Mux10 */
679 static const struct soc_enum dac_hs1_enum =
680 SOC_ENUM_SINGLE(PM860X_ANA_INPUT_SEL_1, 0, 4, dac_text);
681
682 static const struct snd_kcontrol_new dac_hs1_mux =
683 SOC_DAPM_ENUM("DAC HS1 Mux", dac_hs1_enum);
684
685 /* DAC Headset 2 Mux / Mux11 */
686 static const struct soc_enum dac_hs2_enum =
687 SOC_ENUM_SINGLE(PM860X_ANA_INPUT_SEL_1, 2, 4, dac_text);
688
689 static const struct snd_kcontrol_new dac_hs2_mux =
690 SOC_DAPM_ENUM("DAC HS2 Mux", dac_hs2_enum);
691
692 /* DAC Lineout 1 Mux / Mux12 */
693 static const struct soc_enum dac_lo1_enum =
694 SOC_ENUM_SINGLE(PM860X_ANA_INPUT_SEL_1, 4, 4, dac_text);
695
696 static const struct snd_kcontrol_new dac_lo1_mux =
697 SOC_DAPM_ENUM("DAC LO1 Mux", dac_lo1_enum);
698
699 /* DAC Lineout 2 Mux / Mux13 */
700 static const struct soc_enum dac_lo2_enum =
701 SOC_ENUM_SINGLE(PM860X_ANA_INPUT_SEL_1, 6, 4, dac_text);
702
703 static const struct snd_kcontrol_new dac_lo2_mux =
704 SOC_DAPM_ENUM("DAC LO2 Mux", dac_lo2_enum);
705
706 /* DAC Spearker Earphone Mux / Mux14 */
707 static const struct soc_enum dac_spk_ear_enum =
708 SOC_ENUM_SINGLE(PM860X_ANA_INPUT_SEL_2, 0, 4, dac_text);
709
710 static const struct snd_kcontrol_new dac_spk_ear_mux =
711 SOC_DAPM_ENUM("DAC SP Mux", dac_spk_ear_enum);
712
713 /* Headset 1 Mux / Mux15 */
714 static const char *in_text[] = {
715 "Digital", "Analog",
716 };
717
718 static const struct soc_enum hs1_enum =
719 SOC_ENUM_SINGLE(PM860X_ANA_TO_ANA, 0, 2, in_text);
720
721 static const struct snd_kcontrol_new hs1_mux =
722 SOC_DAPM_ENUM("Headset1 Mux", hs1_enum);
723
724 /* Headset 2 Mux / Mux16 */
725 static const struct soc_enum hs2_enum =
726 SOC_ENUM_SINGLE(PM860X_ANA_TO_ANA, 1, 2, in_text);
727
728 static const struct snd_kcontrol_new hs2_mux =
729 SOC_DAPM_ENUM("Headset2 Mux", hs2_enum);
730
731 /* Lineout 1 Mux / Mux17 */
732 static const struct soc_enum lo1_enum =
733 SOC_ENUM_SINGLE(PM860X_ANA_TO_ANA, 2, 2, in_text);
734
735 static const struct snd_kcontrol_new lo1_mux =
736 SOC_DAPM_ENUM("Lineout1 Mux", lo1_enum);
737
738 /* Lineout 2 Mux / Mux18 */
739 static const struct soc_enum lo2_enum =
740 SOC_ENUM_SINGLE(PM860X_ANA_TO_ANA, 3, 2, in_text);
741
742 static const struct snd_kcontrol_new lo2_mux =
743 SOC_DAPM_ENUM("Lineout2 Mux", lo2_enum);
744
745 /* Speaker Earpiece Demux */
746 static const char *spk_text[] = {
747 "Earpiece", "Speaker",
748 };
749
750 static const struct soc_enum spk_enum =
751 SOC_ENUM_SINGLE(PM860X_ANA_TO_ANA, 6, 2, spk_text);
752
753 static const struct snd_kcontrol_new spk_demux =
754 SOC_DAPM_ENUM("Speaker Earpiece Demux", spk_enum);
755
756 /* MIC Mux / Mux1 */
757 static const char *mic_text[] = {
758 "Mic 1", "Mic 2",
759 };
760
761 static const struct soc_enum mic_enum =
762 SOC_ENUM_SINGLE(PM860X_ADC_ANA_4, 4, 2, mic_text);
763
764 static const struct snd_kcontrol_new mic_mux =
765 SOC_DAPM_ENUM("MIC Mux", mic_enum);
766
767 static const struct snd_soc_dapm_widget pm860x_dapm_widgets[] = {
768 SND_SOC_DAPM_AIF_IN("PCM SDI", "PCM Playback", 0,
769 PM860X_ADC_EN_2, 0, 0),
770 SND_SOC_DAPM_AIF_OUT("PCM SDO", "PCM Capture", 0,
771 PM860X_PCM_IFACE_3, 1, 1),
772
773
774 SND_SOC_DAPM_AIF_IN("I2S DIN", "I2S Playback", 0,
775 PM860X_DAC_EN_2, 0, 0),
776 SND_SOC_DAPM_AIF_IN("I2S DIN1", "I2S Playback", 0,
777 PM860X_DAC_EN_2, 0, 0),
778 SND_SOC_DAPM_AIF_OUT("I2S DOUT", "I2S Capture", 0,
779 PM860X_I2S_IFACE_3, 5, 1),
780 SND_SOC_DAPM_MUX("I2S Mic Mux", SND_SOC_NOPM, 0, 0, &i2s_mic_mux),
781 SND_SOC_DAPM_MUX("ADC Left Mux", SND_SOC_NOPM, 0, 0, &adcl_mux),
782 SND_SOC_DAPM_MUX("ADC Right Mux", SND_SOC_NOPM, 0, 0, &adcr_mux),
783 SND_SOC_DAPM_MUX("EC Mux", SND_SOC_NOPM, 0, 0, &ec_mux),
784 SND_SOC_DAPM_MUX("ADCR EC Mux", SND_SOC_NOPM, 0, 0, &adcr_ec_mux),
785 SND_SOC_DAPM_SWITCH("Left EPA", SND_SOC_NOPM, 0, 0,
786 &lepa_switch_controls),
787 SND_SOC_DAPM_SWITCH("Right EPA", SND_SOC_NOPM, 0, 0,
788 &repa_switch_controls),
789
790 SND_SOC_DAPM_REG(snd_soc_dapm_supply, "Left ADC MOD", PM860X_ADC_EN_1,
791 0, 1, 1, 0),
792 SND_SOC_DAPM_REG(snd_soc_dapm_supply, "Right ADC MOD", PM860X_ADC_EN_1,
793 1, 1, 1, 0),
794 SND_SOC_DAPM_ADC("Left ADC", NULL, PM860X_ADC_EN_2, 5, 0),
795 SND_SOC_DAPM_ADC("Right ADC", NULL, PM860X_ADC_EN_2, 4, 0),
796
797 SND_SOC_DAPM_SWITCH("AUX1 Switch", SND_SOC_NOPM, 0, 0,
798 &aux1_switch_controls),
799 SND_SOC_DAPM_SWITCH("AUX2 Switch", SND_SOC_NOPM, 0, 0,
800 &aux2_switch_controls),
801
802 SND_SOC_DAPM_MUX("MIC Mux", SND_SOC_NOPM, 0, 0, &mic_mux),
803 SND_SOC_DAPM_MICBIAS("Mic1 Bias", PM860X_ADC_ANA_1, 2, 0),
804 SND_SOC_DAPM_MICBIAS("Mic3 Bias", PM860X_ADC_ANA_1, 7, 0),
805 SND_SOC_DAPM_PGA("MIC1 Volume", PM860X_ADC_EN_1, 2, 0, NULL, 0),
806 SND_SOC_DAPM_PGA("MIC3 Volume", PM860X_ADC_EN_1, 3, 0, NULL, 0),
807 SND_SOC_DAPM_PGA("AUX1 Volume", PM860X_ADC_EN_1, 4, 0, NULL, 0),
808 SND_SOC_DAPM_PGA("AUX2 Volume", PM860X_ADC_EN_1, 5, 0, NULL, 0),
809 SND_SOC_DAPM_PGA("Sidetone PGA", PM860X_ADC_EN_2, 1, 0, NULL, 0),
810 SND_SOC_DAPM_PGA("Lofi PGA", PM860X_ADC_EN_2, 2, 0, NULL, 0),
811
812 SND_SOC_DAPM_INPUT("AUX1"),
813 SND_SOC_DAPM_INPUT("AUX2"),
814 SND_SOC_DAPM_INPUT("MIC1P"),
815 SND_SOC_DAPM_INPUT("MIC1N"),
816 SND_SOC_DAPM_INPUT("MIC2P"),
817 SND_SOC_DAPM_INPUT("MIC2N"),
818 SND_SOC_DAPM_INPUT("MIC3P"),
819 SND_SOC_DAPM_INPUT("MIC3N"),
820
821 SND_SOC_DAPM_DAC_E("Left DAC", NULL, SND_SOC_NOPM, 0, 0,
822 pm860x_dac_event,
823 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
824 SND_SOC_DAPM_DAC_E("Right DAC", NULL, SND_SOC_NOPM, 0, 0,
825 pm860x_dac_event,
826 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
827
828 SND_SOC_DAPM_MUX("I2S DIN Mux", SND_SOC_NOPM, 0, 0, &i2s_din_mux),
829 SND_SOC_DAPM_MUX("DAC HS1 Mux", SND_SOC_NOPM, 0, 0, &dac_hs1_mux),
830 SND_SOC_DAPM_MUX("DAC HS2 Mux", SND_SOC_NOPM, 0, 0, &dac_hs2_mux),
831 SND_SOC_DAPM_MUX("DAC LO1 Mux", SND_SOC_NOPM, 0, 0, &dac_lo1_mux),
832 SND_SOC_DAPM_MUX("DAC LO2 Mux", SND_SOC_NOPM, 0, 0, &dac_lo2_mux),
833 SND_SOC_DAPM_MUX("DAC SP Mux", SND_SOC_NOPM, 0, 0, &dac_spk_ear_mux),
834 SND_SOC_DAPM_MUX("Headset1 Mux", SND_SOC_NOPM, 0, 0, &hs1_mux),
835 SND_SOC_DAPM_MUX("Headset2 Mux", SND_SOC_NOPM, 0, 0, &hs2_mux),
836 SND_SOC_DAPM_MUX("Lineout1 Mux", SND_SOC_NOPM, 0, 0, &lo1_mux),
837 SND_SOC_DAPM_MUX("Lineout2 Mux", SND_SOC_NOPM, 0, 0, &lo2_mux),
838 SND_SOC_DAPM_MUX("Speaker Earpiece Demux", SND_SOC_NOPM, 0, 0,
839 &spk_demux),
840
841
842 SND_SOC_DAPM_PGA("Headset1 PGA", PM860X_DAC_EN_1, 0, 0, NULL, 0),
843 SND_SOC_DAPM_PGA("Headset2 PGA", PM860X_DAC_EN_1, 1, 0, NULL, 0),
844 SND_SOC_DAPM_OUTPUT("HS1"),
845 SND_SOC_DAPM_OUTPUT("HS2"),
846 SND_SOC_DAPM_PGA("Lineout1 PGA", PM860X_DAC_EN_1, 2, 0, NULL, 0),
847 SND_SOC_DAPM_PGA("Lineout2 PGA", PM860X_DAC_EN_1, 3, 0, NULL, 0),
848 SND_SOC_DAPM_OUTPUT("LINEOUT1"),
849 SND_SOC_DAPM_OUTPUT("LINEOUT2"),
850 SND_SOC_DAPM_PGA("Earpiece PGA", PM860X_DAC_EN_1, 4, 0, NULL, 0),
851 SND_SOC_DAPM_OUTPUT("EARP"),
852 SND_SOC_DAPM_OUTPUT("EARN"),
853 SND_SOC_DAPM_PGA("Speaker PGA", PM860X_DAC_EN_1, 5, 0, NULL, 0),
854 SND_SOC_DAPM_OUTPUT("LSP"),
855 SND_SOC_DAPM_OUTPUT("LSN"),
856 SND_SOC_DAPM_REG(snd_soc_dapm_supply, "VCODEC", PM860X_AUDIO_SUPPLIES_2,
857 0, SUPPLY_MASK, SUPPLY_MASK, 0),
858
859 PM860X_DAPM_OUTPUT("RSYNC", pm860x_rsync_event),
860 };
861
862 static const struct snd_soc_dapm_route audio_map[] = {
863 /* supply */
864 {"Left DAC", NULL, "VCODEC"},
865 {"Right DAC", NULL, "VCODEC"},
866 {"Left ADC", NULL, "VCODEC"},
867 {"Right ADC", NULL, "VCODEC"},
868 {"Left ADC", NULL, "Left ADC MOD"},
869 {"Right ADC", NULL, "Right ADC MOD"},
870
871 /* PCM/AIF1 Inputs */
872 {"PCM SDO", NULL, "ADC Left Mux"},
873 {"PCM SDO", NULL, "ADCR EC Mux"},
874
875 /* PCM/AFI2 Outputs */
876 {"Lofi PGA", NULL, "PCM SDI"},
877 {"Lofi PGA", NULL, "Sidetone PGA"},
878 {"Left DAC", NULL, "Lofi PGA"},
879 {"Right DAC", NULL, "Lofi PGA"},
880
881 /* I2S/AIF2 Inputs */
882 {"MIC Mux", "Mic 1", "MIC1P"},
883 {"MIC Mux", "Mic 1", "MIC1N"},
884 {"MIC Mux", "Mic 2", "MIC2P"},
885 {"MIC Mux", "Mic 2", "MIC2N"},
886 {"MIC1 Volume", NULL, "MIC Mux"},
887 {"MIC3 Volume", NULL, "MIC3P"},
888 {"MIC3 Volume", NULL, "MIC3N"},
889 {"Left ADC", NULL, "MIC1 Volume"},
890 {"Right ADC", NULL, "MIC3 Volume"},
891 {"ADC Left Mux", "ADCR", "Right ADC"},
892 {"ADC Left Mux", "ADCL", "Left ADC"},
893 {"ADC Right Mux", "ADCL", "Left ADC"},
894 {"ADC Right Mux", "ADCR", "Right ADC"},
895 {"Left EPA", "Switch", "Left DAC"},
896 {"Right EPA", "Switch", "Right DAC"},
897 {"EC Mux", "Left", "Left DAC"},
898 {"EC Mux", "Right", "Right DAC"},
899 {"EC Mux", "Left + Right", "Left DAC"},
900 {"EC Mux", "Left + Right", "Right DAC"},
901 {"ADCR EC Mux", "ADCR", "ADC Right Mux"},
902 {"ADCR EC Mux", "EC", "EC Mux"},
903 {"I2S Mic Mux", "Ex PA", "Left EPA"},
904 {"I2S Mic Mux", "Ex PA", "Right EPA"},
905 {"I2S Mic Mux", "ADC", "ADC Left Mux"},
906 {"I2S Mic Mux", "ADC", "ADCR EC Mux"},
907 {"I2S DOUT", NULL, "I2S Mic Mux"},
908
909 /* I2S/AIF2 Outputs */
910 {"I2S DIN Mux", "DIN", "I2S DIN"},
911 {"I2S DIN Mux", "DIN1", "I2S DIN1"},
912 {"Left DAC", NULL, "I2S DIN Mux"},
913 {"Right DAC", NULL, "I2S DIN Mux"},
914 {"DAC HS1 Mux", "Left", "Left DAC"},
915 {"DAC HS1 Mux", "Right", "Right DAC"},
916 {"DAC HS2 Mux", "Left", "Left DAC"},
917 {"DAC HS2 Mux", "Right", "Right DAC"},
918 {"DAC LO1 Mux", "Left", "Left DAC"},
919 {"DAC LO1 Mux", "Right", "Right DAC"},
920 {"DAC LO2 Mux", "Left", "Left DAC"},
921 {"DAC LO2 Mux", "Right", "Right DAC"},
922 {"Headset1 Mux", "Digital", "DAC HS1 Mux"},
923 {"Headset2 Mux", "Digital", "DAC HS2 Mux"},
924 {"Lineout1 Mux", "Digital", "DAC LO1 Mux"},
925 {"Lineout2 Mux", "Digital", "DAC LO2 Mux"},
926 {"Headset1 PGA", NULL, "Headset1 Mux"},
927 {"Headset2 PGA", NULL, "Headset2 Mux"},
928 {"Lineout1 PGA", NULL, "Lineout1 Mux"},
929 {"Lineout2 PGA", NULL, "Lineout2 Mux"},
930 {"DAC SP Mux", "Left", "Left DAC"},
931 {"DAC SP Mux", "Right", "Right DAC"},
932 {"Speaker Earpiece Demux", "Speaker", "DAC SP Mux"},
933 {"Speaker PGA", NULL, "Speaker Earpiece Demux"},
934 {"Earpiece PGA", NULL, "Speaker Earpiece Demux"},
935
936 {"RSYNC", NULL, "Headset1 PGA"},
937 {"RSYNC", NULL, "Headset2 PGA"},
938 {"RSYNC", NULL, "Lineout1 PGA"},
939 {"RSYNC", NULL, "Lineout2 PGA"},
940 {"RSYNC", NULL, "Speaker PGA"},
941 {"RSYNC", NULL, "Speaker PGA"},
942 {"RSYNC", NULL, "Earpiece PGA"},
943 {"RSYNC", NULL, "Earpiece PGA"},
944
945 {"HS1", NULL, "RSYNC"},
946 {"HS2", NULL, "RSYNC"},
947 {"LINEOUT1", NULL, "RSYNC"},
948 {"LINEOUT2", NULL, "RSYNC"},
949 {"LSP", NULL, "RSYNC"},
950 {"LSN", NULL, "RSYNC"},
951 {"EARP", NULL, "RSYNC"},
952 {"EARN", NULL, "RSYNC"},
953 };
954
955 /*
956 * Use MUTE_LEFT & MUTE_RIGHT to implement digital mute.
957 * These bits can also be used to mute.
958 */
959 static int pm860x_digital_mute(struct snd_soc_dai *codec_dai, int mute)
960 {
961 struct snd_soc_codec *codec = codec_dai->codec;
962 int data = 0, mask = MUTE_LEFT | MUTE_RIGHT;
963
964 if (mute)
965 data = mask;
966 snd_soc_update_bits(codec, PM860X_DAC_OFFSET, mask, data);
967 snd_soc_update_bits(codec, PM860X_EAR_CTRL_2,
968 RSYNC_CHANGE, RSYNC_CHANGE);
969 return 0;
970 }
971
972 static int pm860x_pcm_hw_params(struct snd_pcm_substream *substream,
973 struct snd_pcm_hw_params *params,
974 struct snd_soc_dai *dai)
975 {
976 struct snd_soc_codec *codec = dai->codec;
977 unsigned char inf = 0, mask = 0;
978
979 /* bit size */
980 switch (params_format(params)) {
981 case SNDRV_PCM_FORMAT_S16_LE:
982 inf &= ~PCM_INF2_18WL;
983 break;
984 case SNDRV_PCM_FORMAT_S18_3LE:
985 inf |= PCM_INF2_18WL;
986 break;
987 default:
988 return -EINVAL;
989 }
990 mask |= PCM_INF2_18WL;
991 snd_soc_update_bits(codec, PM860X_PCM_IFACE_2, mask, inf);
992
993 /* sample rate */
994 switch (params_rate(params)) {
995 case 8000:
996 inf = 0;
997 break;
998 case 16000:
999 inf = 3;
1000 break;
1001 case 32000:
1002 inf = 6;
1003 break;
1004 case 48000:
1005 inf = 8;
1006 break;
1007 default:
1008 return -EINVAL;
1009 }
1010 snd_soc_update_bits(codec, PM860X_PCM_RATE, 0x0f, inf);
1011
1012 return 0;
1013 }
1014
1015 static int pm860x_pcm_set_dai_fmt(struct snd_soc_dai *codec_dai,
1016 unsigned int fmt)
1017 {
1018 struct snd_soc_codec *codec = codec_dai->codec;
1019 struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1020 unsigned char inf = 0, mask = 0;
1021 int ret = -EINVAL;
1022
1023 mask |= PCM_INF2_BCLK | PCM_INF2_FS | PCM_INF2_MASTER;
1024
1025 /* set master/slave audio interface */
1026 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1027 case SND_SOC_DAIFMT_CBM_CFM:
1028 case SND_SOC_DAIFMT_CBM_CFS:
1029 if (pm860x->dir == PM860X_CLK_DIR_OUT) {
1030 inf |= PCM_INF2_MASTER;
1031 ret = 0;
1032 }
1033 break;
1034 case SND_SOC_DAIFMT_CBS_CFS:
1035 if (pm860x->dir == PM860X_CLK_DIR_IN) {
1036 inf &= ~PCM_INF2_MASTER;
1037 ret = 0;
1038 }
1039 break;
1040 }
1041
1042 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1043 case SND_SOC_DAIFMT_I2S:
1044 inf |= PCM_EXACT_I2S;
1045 ret = 0;
1046 break;
1047 }
1048 mask |= PCM_MODE_MASK;
1049 if (ret)
1050 return ret;
1051 snd_soc_update_bits(codec, PM860X_PCM_IFACE_2, mask, inf);
1052 return 0;
1053 }
1054
1055 static int pm860x_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1056 int clk_id, unsigned int freq, int dir)
1057 {
1058 struct snd_soc_codec *codec = codec_dai->codec;
1059 struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1060
1061 if (dir == PM860X_CLK_DIR_OUT)
1062 pm860x->dir = PM860X_CLK_DIR_OUT;
1063 else {
1064 pm860x->dir = PM860X_CLK_DIR_IN;
1065 return -EINVAL;
1066 }
1067
1068 return 0;
1069 }
1070
1071 static int pm860x_i2s_hw_params(struct snd_pcm_substream *substream,
1072 struct snd_pcm_hw_params *params,
1073 struct snd_soc_dai *dai)
1074 {
1075 struct snd_soc_codec *codec = dai->codec;
1076 unsigned char inf;
1077
1078 /* bit size */
1079 switch (params_format(params)) {
1080 case SNDRV_PCM_FORMAT_S16_LE:
1081 inf = 0;
1082 break;
1083 case SNDRV_PCM_FORMAT_S18_3LE:
1084 inf = PCM_INF2_18WL;
1085 break;
1086 default:
1087 return -EINVAL;
1088 }
1089 snd_soc_update_bits(codec, PM860X_I2S_IFACE_2, PCM_INF2_18WL, inf);
1090
1091 /* sample rate */
1092 switch (params_rate(params)) {
1093 case 8000:
1094 inf = 0;
1095 break;
1096 case 11025:
1097 inf = 1;
1098 break;
1099 case 16000:
1100 inf = 3;
1101 break;
1102 case 22050:
1103 inf = 4;
1104 break;
1105 case 32000:
1106 inf = 6;
1107 break;
1108 case 44100:
1109 inf = 7;
1110 break;
1111 case 48000:
1112 inf = 8;
1113 break;
1114 default:
1115 return -EINVAL;
1116 }
1117 snd_soc_update_bits(codec, PM860X_I2S_IFACE_4, 0xf, inf);
1118
1119 return 0;
1120 }
1121
1122 static int pm860x_i2s_set_dai_fmt(struct snd_soc_dai *codec_dai,
1123 unsigned int fmt)
1124 {
1125 struct snd_soc_codec *codec = codec_dai->codec;
1126 struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1127 unsigned char inf = 0, mask = 0;
1128
1129 mask |= PCM_INF2_BCLK | PCM_INF2_FS | PCM_INF2_MASTER;
1130
1131 /* set master/slave audio interface */
1132 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1133 case SND_SOC_DAIFMT_CBM_CFM:
1134 if (pm860x->dir == PM860X_CLK_DIR_OUT)
1135 inf |= PCM_INF2_MASTER;
1136 else
1137 return -EINVAL;
1138 break;
1139 case SND_SOC_DAIFMT_CBS_CFS:
1140 if (pm860x->dir == PM860X_CLK_DIR_IN)
1141 inf &= ~PCM_INF2_MASTER;
1142 else
1143 return -EINVAL;
1144 break;
1145 default:
1146 return -EINVAL;
1147 }
1148
1149 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1150 case SND_SOC_DAIFMT_I2S:
1151 inf |= PCM_EXACT_I2S;
1152 break;
1153 default:
1154 return -EINVAL;
1155 }
1156 mask |= PCM_MODE_MASK;
1157 snd_soc_update_bits(codec, PM860X_I2S_IFACE_2, mask, inf);
1158 return 0;
1159 }
1160
1161 static int pm860x_set_bias_level(struct snd_soc_codec *codec,
1162 enum snd_soc_bias_level level)
1163 {
1164 int data;
1165
1166 switch (level) {
1167 case SND_SOC_BIAS_ON:
1168 break;
1169
1170 case SND_SOC_BIAS_PREPARE:
1171 break;
1172
1173 case SND_SOC_BIAS_STANDBY:
1174 if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
1175 /* Enable Audio PLL & Audio section */
1176 data = AUDIO_PLL | AUDIO_SECTION_RESET
1177 | AUDIO_SECTION_ON;
1178 pm860x_reg_write(codec->control_data, REG_MISC2, data);
1179 }
1180 break;
1181
1182 case SND_SOC_BIAS_OFF:
1183 data = AUDIO_PLL | AUDIO_SECTION_RESET | AUDIO_SECTION_ON;
1184 pm860x_set_bits(codec->control_data, REG_MISC2, data, 0);
1185 break;
1186 }
1187 codec->dapm.bias_level = level;
1188 return 0;
1189 }
1190
1191 static struct snd_soc_dai_ops pm860x_pcm_dai_ops = {
1192 .digital_mute = pm860x_digital_mute,
1193 .hw_params = pm860x_pcm_hw_params,
1194 .set_fmt = pm860x_pcm_set_dai_fmt,
1195 .set_sysclk = pm860x_set_dai_sysclk,
1196 };
1197
1198 static struct snd_soc_dai_ops pm860x_i2s_dai_ops = {
1199 .digital_mute = pm860x_digital_mute,
1200 .hw_params = pm860x_i2s_hw_params,
1201 .set_fmt = pm860x_i2s_set_dai_fmt,
1202 .set_sysclk = pm860x_set_dai_sysclk,
1203 };
1204
1205 #define PM860X_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 | \
1206 SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_48000)
1207
1208 static struct snd_soc_dai_driver pm860x_dai[] = {
1209 {
1210 /* DAI PCM */
1211 .name = "88pm860x-pcm",
1212 .id = 1,
1213 .playback = {
1214 .stream_name = "PCM Playback",
1215 .channels_min = 2,
1216 .channels_max = 2,
1217 .rates = PM860X_RATES,
1218 .formats = SNDRV_PCM_FORMAT_S16_LE | \
1219 SNDRV_PCM_FORMAT_S18_3LE,
1220 },
1221 .capture = {
1222 .stream_name = "PCM Capture",
1223 .channels_min = 2,
1224 .channels_max = 2,
1225 .rates = PM860X_RATES,
1226 .formats = SNDRV_PCM_FORMAT_S16_LE | \
1227 SNDRV_PCM_FORMAT_S18_3LE,
1228 },
1229 .ops = &pm860x_pcm_dai_ops,
1230 }, {
1231 /* DAI I2S */
1232 .name = "88pm860x-i2s",
1233 .id = 2,
1234 .playback = {
1235 .stream_name = "I2S Playback",
1236 .channels_min = 2,
1237 .channels_max = 2,
1238 .rates = SNDRV_PCM_RATE_8000_48000,
1239 .formats = SNDRV_PCM_FORMAT_S16_LE | \
1240 SNDRV_PCM_FORMAT_S18_3LE,
1241 },
1242 .capture = {
1243 .stream_name = "I2S Capture",
1244 .channels_min = 2,
1245 .channels_max = 2,
1246 .rates = SNDRV_PCM_RATE_8000_48000,
1247 .formats = SNDRV_PCM_FORMAT_S16_LE | \
1248 SNDRV_PCM_FORMAT_S18_3LE,
1249 },
1250 .ops = &pm860x_i2s_dai_ops,
1251 },
1252 };
1253
1254 static irqreturn_t pm860x_codec_handler(int irq, void *data)
1255 {
1256 struct pm860x_priv *pm860x = data;
1257 int status, shrt, report = 0, mic_report = 0;
1258 int mask;
1259
1260 status = pm860x_reg_read(pm860x->i2c, REG_STATUS_1);
1261 shrt = pm860x_reg_read(pm860x->i2c, REG_SHORTS);
1262 mask = pm860x->det.hs_shrt | pm860x->det.hook_det | pm860x->det.lo_shrt
1263 | pm860x->det.hp_det;
1264
1265 #ifndef CONFIG_SND_SOC_88PM860X_MODULE
1266 if (status & (HEADSET_STATUS | MIC_STATUS | SHORT_HS1 | SHORT_HS2 |
1267 SHORT_LO1 | SHORT_LO2))
1268 trace_snd_soc_jack_irq(dev_name(pm860x->codec->dev));
1269 #endif
1270
1271 if ((pm860x->det.hp_det & SND_JACK_HEADPHONE)
1272 && (status & HEADSET_STATUS))
1273 report |= SND_JACK_HEADPHONE;
1274
1275 if ((pm860x->det.mic_det & SND_JACK_MICROPHONE)
1276 && (status & MIC_STATUS))
1277 mic_report |= SND_JACK_MICROPHONE;
1278
1279 if (pm860x->det.hs_shrt && (shrt & (SHORT_HS1 | SHORT_HS2)))
1280 report |= pm860x->det.hs_shrt;
1281
1282 if (pm860x->det.hook_det && (status & HOOK_STATUS))
1283 report |= pm860x->det.hook_det;
1284
1285 if (pm860x->det.lo_shrt && (shrt & (SHORT_LO1 | SHORT_LO2)))
1286 report |= pm860x->det.lo_shrt;
1287
1288 if (report)
1289 snd_soc_jack_report(pm860x->det.hp_jack, report, mask);
1290 if (mic_report)
1291 snd_soc_jack_report(pm860x->det.mic_jack, SND_JACK_MICROPHONE,
1292 SND_JACK_MICROPHONE);
1293
1294 dev_dbg(pm860x->codec->dev, "headphone report:0x%x, mask:%x\n",
1295 report, mask);
1296 dev_dbg(pm860x->codec->dev, "microphone report:0x%x\n", mic_report);
1297 return IRQ_HANDLED;
1298 }
1299
1300 int pm860x_hs_jack_detect(struct snd_soc_codec *codec,
1301 struct snd_soc_jack *jack,
1302 int det, int hook, int hs_shrt, int lo_shrt)
1303 {
1304 struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1305 int data;
1306
1307 pm860x->det.hp_jack = jack;
1308 pm860x->det.hp_det = det;
1309 pm860x->det.hook_det = hook;
1310 pm860x->det.hs_shrt = hs_shrt;
1311 pm860x->det.lo_shrt = lo_shrt;
1312
1313 if (det & SND_JACK_HEADPHONE)
1314 pm860x_set_bits(codec->control_data, REG_HS_DET,
1315 EN_HS_DET, EN_HS_DET);
1316 /* headset short detect */
1317 if (hs_shrt) {
1318 data = CLR_SHORT_HS2 | CLR_SHORT_HS1;
1319 pm860x_set_bits(codec->control_data, REG_SHORTS, data, data);
1320 }
1321 /* Lineout short detect */
1322 if (lo_shrt) {
1323 data = CLR_SHORT_LO2 | CLR_SHORT_LO1;
1324 pm860x_set_bits(codec->control_data, REG_SHORTS, data, data);
1325 }
1326
1327 /* sync status */
1328 pm860x_codec_handler(0, pm860x);
1329 return 0;
1330 }
1331 EXPORT_SYMBOL_GPL(pm860x_hs_jack_detect);
1332
1333 int pm860x_mic_jack_detect(struct snd_soc_codec *codec,
1334 struct snd_soc_jack *jack, int det)
1335 {
1336 struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1337
1338 pm860x->det.mic_jack = jack;
1339 pm860x->det.mic_det = det;
1340
1341 if (det & SND_JACK_MICROPHONE)
1342 pm860x_set_bits(codec->control_data, REG_MIC_DET,
1343 MICDET_MASK, MICDET_MASK);
1344
1345 /* sync status */
1346 pm860x_codec_handler(0, pm860x);
1347 return 0;
1348 }
1349 EXPORT_SYMBOL_GPL(pm860x_mic_jack_detect);
1350
1351 static int pm860x_probe(struct snd_soc_codec *codec)
1352 {
1353 struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1354 struct snd_soc_dapm_context *dapm = &codec->dapm;
1355 int i, ret;
1356
1357 pm860x->codec = codec;
1358
1359 codec->control_data = pm860x->i2c;
1360
1361 for (i = 0; i < 4; i++) {
1362 ret = request_threaded_irq(pm860x->irq[i], NULL,
1363 pm860x_codec_handler, IRQF_ONESHOT,
1364 pm860x->name[i], pm860x);
1365 if (ret < 0) {
1366 dev_err(codec->dev, "Failed to request IRQ!\n");
1367 goto out;
1368 }
1369 }
1370
1371 pm860x_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1372
1373 ret = pm860x_bulk_read(codec->control_data, REG_CACHE_BASE,
1374 REG_CACHE_SIZE, codec->reg_cache);
1375 if (ret < 0) {
1376 dev_err(codec->dev, "Failed to fill register cache: %d\n",
1377 ret);
1378 goto out;
1379 }
1380
1381 snd_soc_add_controls(codec, pm860x_snd_controls,
1382 ARRAY_SIZE(pm860x_snd_controls));
1383 snd_soc_dapm_new_controls(dapm, pm860x_dapm_widgets,
1384 ARRAY_SIZE(pm860x_dapm_widgets));
1385 snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));
1386 return 0;
1387
1388 out:
1389 while (--i >= 0)
1390 free_irq(pm860x->irq[i], pm860x);
1391 return ret;
1392 }
1393
1394 static int pm860x_remove(struct snd_soc_codec *codec)
1395 {
1396 struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1397 int i;
1398
1399 for (i = 3; i >= 0; i--)
1400 free_irq(pm860x->irq[i], pm860x);
1401 pm860x_set_bias_level(codec, SND_SOC_BIAS_OFF);
1402 return 0;
1403 }
1404
1405 static struct snd_soc_codec_driver soc_codec_dev_pm860x = {
1406 .probe = pm860x_probe,
1407 .remove = pm860x_remove,
1408 .read = pm860x_read_reg_cache,
1409 .write = pm860x_write_reg_cache,
1410 .reg_cache_size = REG_CACHE_SIZE,
1411 .reg_word_size = sizeof(u8),
1412 .set_bias_level = pm860x_set_bias_level,
1413 };
1414
1415 static int __devinit pm860x_codec_probe(struct platform_device *pdev)
1416 {
1417 struct pm860x_chip *chip = dev_get_drvdata(pdev->dev.parent);
1418 struct pm860x_priv *pm860x;
1419 struct resource *res;
1420 int i, ret;
1421
1422 pm860x = kzalloc(sizeof(struct pm860x_priv), GFP_KERNEL);
1423 if (pm860x == NULL)
1424 return -ENOMEM;
1425
1426 pm860x->chip = chip;
1427 pm860x->i2c = (chip->id == CHIP_PM8607) ? chip->client
1428 : chip->companion;
1429 platform_set_drvdata(pdev, pm860x);
1430
1431 for (i = 0; i < 4; i++) {
1432 res = platform_get_resource(pdev, IORESOURCE_IRQ, i);
1433 if (!res) {
1434 dev_err(&pdev->dev, "Failed to get IRQ resources\n");
1435 goto out;
1436 }
1437 pm860x->irq[i] = res->start + chip->irq_base;
1438 strncpy(pm860x->name[i], res->name, MAX_NAME_LEN);
1439 }
1440
1441 ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_pm860x,
1442 pm860x_dai, ARRAY_SIZE(pm860x_dai));
1443 if (ret) {
1444 dev_err(&pdev->dev, "Failed to register codec\n");
1445 goto out;
1446 }
1447 return ret;
1448
1449 out:
1450 platform_set_drvdata(pdev, NULL);
1451 kfree(pm860x);
1452 return -EINVAL;
1453 }
1454
1455 static int __devexit pm860x_codec_remove(struct platform_device *pdev)
1456 {
1457 struct pm860x_priv *pm860x = platform_get_drvdata(pdev);
1458
1459 snd_soc_unregister_codec(&pdev->dev);
1460 platform_set_drvdata(pdev, NULL);
1461 kfree(pm860x);
1462 return 0;
1463 }
1464
1465 static struct platform_driver pm860x_codec_driver = {
1466 .driver = {
1467 .name = "88pm860x-codec",
1468 .owner = THIS_MODULE,
1469 },
1470 .probe = pm860x_codec_probe,
1471 .remove = __devexit_p(pm860x_codec_remove),
1472 };
1473
1474 static __init int pm860x_init(void)
1475 {
1476 return platform_driver_register(&pm860x_codec_driver);
1477 }
1478 module_init(pm860x_init);
1479
1480 static __exit void pm860x_exit(void)
1481 {
1482 platform_driver_unregister(&pm860x_codec_driver);
1483 }
1484 module_exit(pm860x_exit);
1485
1486 MODULE_DESCRIPTION("ASoC 88PM860x driver");
1487 MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>");
1488 MODULE_LICENSE("GPL");
1489 MODULE_ALIAS("platform:88pm860x-codec");
1490
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