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 <linux/regmap.h>
20 #include <sound/core.h>
21 #include <sound/pcm.h>
22 #include <sound/pcm_params.h>
23 #include <sound/soc.h>
24 #include <sound/tlv.h>
25 #include <sound/initval.h>
26 #include <sound/jack.h>
27 #include <trace/events/asoc.h>
28 
29 #include "88pm860x-codec.h"
30 
31 #define MAX_NAME_LEN		20
32 #define REG_CACHE_SIZE		0x40
33 #define REG_CACHE_BASE		0xb0
34 
35 /* Status Register 1 (0x01) */
36 #define REG_STATUS_1		0x01
37 #define MIC_STATUS		(1 << 7)
38 #define HOOK_STATUS		(1 << 6)
39 #define HEADSET_STATUS		(1 << 5)
40 
41 /* Mic Detection Register (0x37) */
42 #define REG_MIC_DET		0x37
43 #define CONTINUOUS_POLLING	(3 << 1)
44 #define EN_MIC_DET		(1 << 0)
45 #define MICDET_MASK		0x07
46 
47 /* Headset Detection Register (0x38) */
48 #define REG_HS_DET		0x38
49 #define EN_HS_DET		(1 << 0)
50 
51 /* Misc2 Register (0x42) */
52 #define REG_MISC2		0x42
53 #define AUDIO_PLL		(1 << 5)
54 #define AUDIO_SECTION_RESET	(1 << 4)
55 #define AUDIO_SECTION_ON	(1 << 3)
56 
57 /* PCM Interface Register 2 (0xb1) */
58 #define PCM_INF2_BCLK		(1 << 6)	/* Bit clock polarity */
59 #define PCM_INF2_FS		(1 << 5)	/* Frame Sync polarity */
60 #define PCM_INF2_MASTER		(1 << 4)	/* Master / Slave */
61 #define PCM_INF2_18WL		(1 << 3)	/* 18 / 16 bits */
62 #define PCM_GENERAL_I2S		0
63 #define PCM_EXACT_I2S		1
64 #define PCM_LEFT_I2S		2
65 #define PCM_RIGHT_I2S		3
66 #define PCM_SHORT_FS		4
67 #define PCM_LONG_FS		5
68 #define PCM_MODE_MASK		7
69 
70 /* I2S Interface Register 4 (0xbe) */
71 #define I2S_EQU_BYP		(1 << 6)
72 
73 /* DAC Offset Register (0xcb) */
74 #define DAC_MUTE		(1 << 7)
75 #define MUTE_LEFT		(1 << 6)
76 #define MUTE_RIGHT		(1 << 2)
77 
78 /* ADC Analog Register 1 (0xd0) */
79 #define REG_ADC_ANA_1		0xd0
80 #define MIC1BIAS_MASK		0x60
81 
82 /* Earpiece/Speaker Control Register 2 (0xda) */
83 #define REG_EAR2		0xda
84 #define RSYNC_CHANGE		(1 << 2)
85 
86 /* Audio Supplies Register 2 (0xdc) */
87 #define REG_SUPPLIES2		0xdc
88 #define LDO15_READY		(1 << 4)
89 #define LDO15_EN		(1 << 3)
90 #define CPUMP_READY		(1 << 2)
91 #define CPUMP_EN		(1 << 1)
92 #define AUDIO_EN		(1 << 0)
93 #define SUPPLY_MASK		(LDO15_EN | CPUMP_EN | AUDIO_EN)
94 
95 /* Audio Enable Register 1 (0xdd) */
96 #define ADC_MOD_RIGHT		(1 << 1)
97 #define ADC_MOD_LEFT		(1 << 0)
98 
99 /* Audio Enable Register 2 (0xde) */
100 #define ADC_LEFT		(1 << 5)
101 #define ADC_RIGHT		(1 << 4)
102 
103 /* DAC Enable Register 2 (0xe1) */
104 #define DAC_LEFT		(1 << 5)
105 #define DAC_RIGHT		(1 << 4)
106 #define MODULATOR		(1 << 3)
107 
108 /* Shorts Register (0xeb) */
109 #define REG_SHORTS		0xeb
110 #define CLR_SHORT_LO2		(1 << 7)
111 #define SHORT_LO2		(1 << 6)
112 #define CLR_SHORT_LO1		(1 << 5)
113 #define SHORT_LO1		(1 << 4)
114 #define CLR_SHORT_HS2		(1 << 3)
115 #define SHORT_HS2		(1 << 2)
116 #define CLR_SHORT_HS1		(1 << 1)
117 #define SHORT_HS1		(1 << 0)
118 
119 /*
120  * This widget should be just after DAC & PGA in DAPM power-on sequence and
121  * before DAC & PGA in DAPM power-off sequence.
122  */
123 #define PM860X_DAPM_OUTPUT(wname, wevent)	\
124 	SND_SOC_DAPM_PGA_E(wname, SND_SOC_NOPM, 0, 0, NULL, 0, wevent, \
125 			    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 regmap		*regmap;
145 	struct pm860x_chip	*chip;
146 	struct pm860x_det	det;
147 
148 	int			irq[4];
149 	unsigned char		name[4][MAX_NAME_LEN+1];
150 };
151 
152 /* -9450dB to 0dB in 150dB steps ( mute instead of -9450dB) */
153 static const DECLARE_TLV_DB_SCALE(dpga_tlv, -9450, 150, 1);
154 
155 /* -9dB to 0db in 3dB steps */
156 static const DECLARE_TLV_DB_SCALE(adc_tlv, -900, 300, 0);
157 
158 /* {-23, -17, -13.5, -11, -9, -6, -3, 0}dB */
159 static const unsigned int mic_tlv[] = {
160 	TLV_DB_RANGE_HEAD(5),
161 	0, 0, TLV_DB_SCALE_ITEM(-2300, 0, 0),
162 	1, 1, TLV_DB_SCALE_ITEM(-1700, 0, 0),
163 	2, 2, TLV_DB_SCALE_ITEM(-1350, 0, 0),
164 	3, 3, TLV_DB_SCALE_ITEM(-1100, 0, 0),
165 	4, 7, TLV_DB_SCALE_ITEM(-900, 300, 0),
166 };
167 
168 /* {0, 0, 0, -6, 0, 6, 12, 18}dB */
169 static const unsigned int aux_tlv[] = {
170 	TLV_DB_RANGE_HEAD(2),
171 	0, 2, TLV_DB_SCALE_ITEM(0, 0, 0),
172 	3, 7, TLV_DB_SCALE_ITEM(-600, 600, 0),
173 };
174 
175 /* {-16, -13, -10, -7, -5.2, -3,3, -2.2, 0}dB, mute instead of -16dB */
176 static const unsigned int out_tlv[] = {
177 	TLV_DB_RANGE_HEAD(4),
178 	0, 3, TLV_DB_SCALE_ITEM(-1600, 300, 1),
179 	4, 4, TLV_DB_SCALE_ITEM(-520, 0, 0),
180 	5, 5, TLV_DB_SCALE_ITEM(-330, 0, 0),
181 	6, 7, TLV_DB_SCALE_ITEM(-220, 220, 0),
182 };
183 
184 static const unsigned int st_tlv[] = {
185 	TLV_DB_RANGE_HEAD(8),
186 	0, 1, TLV_DB_SCALE_ITEM(-12041, 602, 0),
187 	2, 3, TLV_DB_SCALE_ITEM(-11087, 250, 0),
188 	4, 5, TLV_DB_SCALE_ITEM(-10643, 158, 0),
189 	6, 7, TLV_DB_SCALE_ITEM(-10351, 116, 0),
190 	8, 9, TLV_DB_SCALE_ITEM(-10133, 92, 0),
191 	10, 13, TLV_DB_SCALE_ITEM(-9958, 70, 0),
192 	14, 17, TLV_DB_SCALE_ITEM(-9689, 53, 0),
193 	18, 271, TLV_DB_SCALE_ITEM(-9484, 37, 0),
194 };
195 
196 /* Sidetone Gain = M * 2^(-5-N) */
197 struct st_gain {
198 	unsigned int	db;
199 	unsigned int	m;
200 	unsigned int	n;
201 };
202 
203 static struct st_gain st_table[] = {
204 	{-12041,  1, 15}, {-11439,  1, 14}, {-11087,  3, 15}, {-10837,  1, 13},
205 	{-10643,  5, 15}, {-10485,  3, 14}, {-10351,  7, 15}, {-10235,  1, 12},
206 	{-10133,  9, 15}, {-10041,  5, 14}, { -9958, 11, 15}, { -9883,  3, 13},
207 	{ -9813, 13, 15}, { -9749,  7, 14}, { -9689, 15, 15}, { -9633,  1, 11},
208 	{ -9580, 17, 15}, { -9531,  9, 14}, { -9484, 19, 15}, { -9439,  5, 13},
209 	{ -9397, 21, 15}, { -9356, 11, 14}, { -9318, 23, 15}, { -9281,  3, 12},
210 	{ -9245, 25, 15}, { -9211, 13, 14}, { -9178, 27, 15}, { -9147,  7, 13},
211 	{ -9116, 29, 15}, { -9087, 15, 14}, { -9058, 31, 15}, { -9031,  1, 10},
212 	{ -8978, 17, 14}, { -8929,  9, 13}, { -8882, 19, 14}, { -8837,  5, 12},
213 	{ -8795, 21, 14}, { -8754, 11, 13}, { -8716, 23, 14}, { -8679,  3, 11},
214 	{ -8643, 25, 14}, { -8609, 13, 13}, { -8576, 27, 14}, { -8545,  7, 12},
215 	{ -8514, 29, 14}, { -8485, 15, 13}, { -8456, 31, 14}, { -8429,  1,  9},
216 	{ -8376, 17, 13}, { -8327,  9, 12}, { -8280, 19, 13}, { -8235,  5, 11},
217 	{ -8193, 21, 13}, { -8152, 11, 12}, { -8114, 23, 13}, { -8077,  3, 10},
218 	{ -8041, 25, 13}, { -8007, 13, 12}, { -7974, 27, 13}, { -7943,  7, 11},
219 	{ -7912, 29, 13}, { -7883, 15, 12}, { -7854, 31, 13}, { -7827,  1,  8},
220 	{ -7774, 17, 12}, { -7724,  9, 11}, { -7678, 19, 12}, { -7633,  5, 10},
221 	{ -7591, 21, 12}, { -7550, 11, 11}, { -7512, 23, 12}, { -7475,  3,  9},
222 	{ -7439, 25, 12}, { -7405, 13, 11}, { -7372, 27, 12}, { -7341,  7, 10},
223 	{ -7310, 29, 12}, { -7281, 15, 11}, { -7252, 31, 12}, { -7225,  1,  7},
224 	{ -7172, 17, 11}, { -7122,  9, 10}, { -7075, 19, 11}, { -7031,  5,  9},
225 	{ -6989, 21, 11}, { -6948, 11, 10}, { -6910, 23, 11}, { -6873,  3,  8},
226 	{ -6837, 25, 11}, { -6803, 13, 10}, { -6770, 27, 11}, { -6739,  7,  9},
227 	{ -6708, 29, 11}, { -6679, 15, 10}, { -6650, 31, 11}, { -6623,  1,  6},
228 	{ -6570, 17, 10}, { -6520,  9,  9}, { -6473, 19, 10}, { -6429,  5,  8},
229 	{ -6386, 21, 10}, { -6346, 11,  9}, { -6307, 23, 10}, { -6270,  3,  7},
230 	{ -6235, 25, 10}, { -6201, 13,  9}, { -6168, 27, 10}, { -6137,  7,  8},
231 	{ -6106, 29, 10}, { -6077, 15,  9}, { -6048, 31, 10}, { -6021,  1,  5},
232 	{ -5968, 17,  9}, { -5918,  9,  8}, { -5871, 19,  9}, { -5827,  5,  7},
233 	{ -5784, 21,  9}, { -5744, 11,  8}, { -5705, 23,  9}, { -5668,  3,  6},
234 	{ -5633, 25,  9}, { -5599, 13,  8}, { -5566, 27,  9}, { -5535,  7,  7},
235 	{ -5504, 29,  9}, { -5475, 15,  8}, { -5446, 31,  9}, { -5419,  1,  4},
236 	{ -5366, 17,  8}, { -5316,  9,  7}, { -5269, 19,  8}, { -5225,  5,  6},
237 	{ -5182, 21,  8}, { -5142, 11,  7}, { -5103, 23,  8}, { -5066,  3,  5},
238 	{ -5031, 25,  8}, { -4997, 13,  7}, { -4964, 27,  8}, { -4932,  7,  6},
239 	{ -4902, 29,  8}, { -4873, 15,  7}, { -4844, 31,  8}, { -4816,  1,  3},
240 	{ -4764, 17,  7}, { -4714,  9,  6}, { -4667, 19,  7}, { -4623,  5,  5},
241 	{ -4580, 21,  7}, { -4540, 11,  6}, { -4501, 23,  7}, { -4464,  3,  4},
242 	{ -4429, 25,  7}, { -4395, 13,  6}, { -4362, 27,  7}, { -4330,  7,  5},
243 	{ -4300, 29,  7}, { -4270, 15,  6}, { -4242, 31,  7}, { -4214,  1,  2},
244 	{ -4162, 17,  6}, { -4112,  9,  5}, { -4065, 19,  6}, { -4021,  5,  4},
245 	{ -3978, 21,  6}, { -3938, 11,  5}, { -3899, 23,  6}, { -3862,  3,  3},
246 	{ -3827, 25,  6}, { -3793, 13,  5}, { -3760, 27,  6}, { -3728,  7,  4},
247 	{ -3698, 29,  6}, { -3668, 15,  5}, { -3640, 31,  6}, { -3612,  1,  1},
248 	{ -3560, 17,  5}, { -3510,  9,  4}, { -3463, 19,  5}, { -3419,  5,  3},
249 	{ -3376, 21,  5}, { -3336, 11,  4}, { -3297, 23,  5}, { -3260,  3,  2},
250 	{ -3225, 25,  5}, { -3191, 13,  4}, { -3158, 27,  5}, { -3126,  7,  3},
251 	{ -3096, 29,  5}, { -3066, 15,  4}, { -3038, 31,  5}, { -3010,  1,  0},
252 	{ -2958, 17,  4}, { -2908,  9,  3}, { -2861, 19,  4}, { -2816,  5,  2},
253 	{ -2774, 21,  4}, { -2734, 11,  3}, { -2695, 23,  4}, { -2658,  3,  1},
254 	{ -2623, 25,  4}, { -2589, 13,  3}, { -2556, 27,  4}, { -2524,  7,  2},
255 	{ -2494, 29,  4}, { -2464, 15,  3}, { -2436, 31,  4}, { -2408,  2,  0},
256 	{ -2356, 17,  3}, { -2306,  9,  2}, { -2259, 19,  3}, { -2214,  5,  1},
257 	{ -2172, 21,  3}, { -2132, 11,  2}, { -2093, 23,  3}, { -2056,  3,  0},
258 	{ -2021, 25,  3}, { -1987, 13,  2}, { -1954, 27,  3}, { -1922,  7,  1},
259 	{ -1892, 29,  3}, { -1862, 15,  2}, { -1834, 31,  3}, { -1806,  4,  0},
260 	{ -1754, 17,  2}, { -1704,  9,  1}, { -1657, 19,  2}, { -1612,  5,  0},
261 	{ -1570, 21,  2}, { -1530, 11,  1}, { -1491, 23,  2}, { -1454,  6,  0},
262 	{ -1419, 25,  2}, { -1384, 13,  1}, { -1352, 27,  2}, { -1320,  7,  0},
263 	{ -1290, 29,  2}, { -1260, 15,  1}, { -1232, 31,  2}, { -1204,  8,  0},
264 	{ -1151, 17,  1}, { -1102,  9,  0}, { -1055, 19,  1}, { -1010, 10,  0},
265 	{  -968, 21,  1}, {  -928, 11,  0}, {  -889, 23,  1}, {  -852, 12,  0},
266 	{  -816, 25,  1}, {  -782, 13,  0}, {  -750, 27,  1}, {  -718, 14,  0},
267 	{  -688, 29,  1}, {  -658, 15,  0}, {  -630, 31,  1}, {  -602, 16,  0},
268 	{  -549, 17,  0}, {  -500, 18,  0}, {  -453, 19,  0}, {  -408, 20,  0},
269 	{  -366, 21,  0}, {  -325, 22,  0}, {  -287, 23,  0}, {  -250, 24,  0},
270 	{  -214, 25,  0}, {  -180, 26,  0}, {  -148, 27,  0}, {  -116, 28,  0},
271 	{   -86, 29,  0}, {   -56, 30,  0}, {   -28, 31,  0}, {     0,  0,  0},
272 };
273 
274 static int snd_soc_get_volsw_2r_st(struct snd_kcontrol *kcontrol,
275 				   struct snd_ctl_elem_value *ucontrol)
276 {
277 	struct soc_mixer_control *mc =
278 		(struct soc_mixer_control *)kcontrol->private_value;
279 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
280 	unsigned int reg = mc->reg;
281 	unsigned int reg2 = mc->rreg;
282 	int val[2], val2[2], i;
283 
284 	val[0] = snd_soc_read(codec, reg) & 0x3f;
285 	val[1] = (snd_soc_read(codec, PM860X_SIDETONE_SHIFT) >> 4) & 0xf;
286 	val2[0] = snd_soc_read(codec, reg2) & 0x3f;
287 	val2[1] = (snd_soc_read(codec, PM860X_SIDETONE_SHIFT)) & 0xf;
288 
289 	for (i = 0; i < ARRAY_SIZE(st_table); i++) {
290 		if ((st_table[i].m == val[0]) && (st_table[i].n == val[1]))
291 			ucontrol->value.integer.value[0] = i;
292 		if ((st_table[i].m == val2[0]) && (st_table[i].n == val2[1]))
293 			ucontrol->value.integer.value[1] = i;
294 	}
295 	return 0;
296 }
297 
298 static int snd_soc_put_volsw_2r_st(struct snd_kcontrol *kcontrol,
299 				   struct snd_ctl_elem_value *ucontrol)
300 {
301 	struct soc_mixer_control *mc =
302 		(struct soc_mixer_control *)kcontrol->private_value;
303 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
304 	unsigned int reg = mc->reg;
305 	unsigned int reg2 = mc->rreg;
306 	int err;
307 	unsigned int val, val2;
308 
309 	val = ucontrol->value.integer.value[0];
310 	val2 = ucontrol->value.integer.value[1];
311 
312 	if (val >= ARRAY_SIZE(st_table) || val2 >= ARRAY_SIZE(st_table))
313 		return -EINVAL;
314 
315 	err = snd_soc_update_bits(codec, reg, 0x3f, st_table[val].m);
316 	if (err < 0)
317 		return err;
318 	err = snd_soc_update_bits(codec, PM860X_SIDETONE_SHIFT, 0xf0,
319 				  st_table[val].n << 4);
320 	if (err < 0)
321 		return err;
322 
323 	err = snd_soc_update_bits(codec, reg2, 0x3f, st_table[val2].m);
324 	if (err < 0)
325 		return err;
326 	err = snd_soc_update_bits(codec, PM860X_SIDETONE_SHIFT, 0x0f,
327 				  st_table[val2].n);
328 	return err;
329 }
330 
331 static int snd_soc_get_volsw_2r_out(struct snd_kcontrol *kcontrol,
332 				    struct snd_ctl_elem_value *ucontrol)
333 {
334 	struct soc_mixer_control *mc =
335 		(struct soc_mixer_control *)kcontrol->private_value;
336 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
337 	unsigned int reg = mc->reg;
338 	unsigned int reg2 = mc->rreg;
339 	unsigned int shift = mc->shift;
340 	int max = mc->max, val, val2;
341 	unsigned int mask = (1 << fls(max)) - 1;
342 
343 	val = snd_soc_read(codec, reg) >> shift;
344 	val2 = snd_soc_read(codec, reg2) >> shift;
345 	ucontrol->value.integer.value[0] = (max - val) & mask;
346 	ucontrol->value.integer.value[1] = (max - val2) & mask;
347 
348 	return 0;
349 }
350 
351 static int snd_soc_put_volsw_2r_out(struct snd_kcontrol *kcontrol,
352 				    struct snd_ctl_elem_value *ucontrol)
353 {
354 	struct soc_mixer_control *mc =
355 		(struct soc_mixer_control *)kcontrol->private_value;
356 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
357 	unsigned int reg = mc->reg;
358 	unsigned int reg2 = mc->rreg;
359 	unsigned int shift = mc->shift;
360 	int max = mc->max;
361 	unsigned int mask = (1 << fls(max)) - 1;
362 	int err;
363 	unsigned int val, val2, val_mask;
364 
365 	val_mask = mask << shift;
366 	val = ((max - ucontrol->value.integer.value[0]) & mask);
367 	val2 = ((max - ucontrol->value.integer.value[1]) & mask);
368 
369 	val = val << shift;
370 	val2 = val2 << shift;
371 
372 	err = snd_soc_update_bits(codec, reg, val_mask, val);
373 	if (err < 0)
374 		return err;
375 
376 	err = snd_soc_update_bits(codec, reg2, val_mask, val2);
377 	return err;
378 }
379 
380 /* DAPM Widget Events */
381 /*
382  * A lot registers are belong to RSYNC domain. It requires enabling RSYNC bit
383  * after updating these registers. Otherwise, these updated registers won't
384  * be effective.
385  */
386 static int pm860x_rsync_event(struct snd_soc_dapm_widget *w,
387 			      struct snd_kcontrol *kcontrol, int event)
388 {
389 	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
390 
391 	/*
392 	 * In order to avoid current on the load, mute power-on and power-off
393 	 * should be transients.
394 	 * Unmute by DAC_MUTE. It should be unmuted when DAPM sequence is
395 	 * finished.
396 	 */
397 	snd_soc_update_bits(codec, PM860X_DAC_OFFSET, DAC_MUTE, 0);
398 	snd_soc_update_bits(codec, PM860X_EAR_CTRL_2,
399 			    RSYNC_CHANGE, RSYNC_CHANGE);
400 	return 0;
401 }
402 
403 static int pm860x_dac_event(struct snd_soc_dapm_widget *w,
404 			    struct snd_kcontrol *kcontrol, int event)
405 {
406 	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
407 	unsigned int dac = 0;
408 	int data;
409 
410 	if (!strcmp(w->name, "Left DAC"))
411 		dac = DAC_LEFT;
412 	if (!strcmp(w->name, "Right DAC"))
413 		dac = DAC_RIGHT;
414 	switch (event) {
415 	case SND_SOC_DAPM_PRE_PMU:
416 		if (dac) {
417 			/* Auto mute in power-on sequence. */
418 			dac |= MODULATOR;
419 			snd_soc_update_bits(codec, PM860X_DAC_OFFSET,
420 					    DAC_MUTE, DAC_MUTE);
421 			snd_soc_update_bits(codec, PM860X_EAR_CTRL_2,
422 					    RSYNC_CHANGE, RSYNC_CHANGE);
423 			/* update dac */
424 			snd_soc_update_bits(codec, PM860X_DAC_EN_2,
425 					    dac, dac);
426 		}
427 		break;
428 	case SND_SOC_DAPM_PRE_PMD:
429 		if (dac) {
430 			/* Auto mute in power-off sequence. */
431 			snd_soc_update_bits(codec, PM860X_DAC_OFFSET,
432 					    DAC_MUTE, DAC_MUTE);
433 			snd_soc_update_bits(codec, PM860X_EAR_CTRL_2,
434 					    RSYNC_CHANGE, RSYNC_CHANGE);
435 			/* update dac */
436 			data = snd_soc_read(codec, PM860X_DAC_EN_2);
437 			data &= ~dac;
438 			if (!(data & (DAC_LEFT | DAC_RIGHT)))
439 				data &= ~MODULATOR;
440 			snd_soc_write(codec, PM860X_DAC_EN_2, data);
441 		}
442 		break;
443 	}
444 	return 0;
445 }
446 
447 static const char *pm860x_opamp_texts[] = {"-50%", "-25%", "0%", "75%"};
448 
449 static const char *pm860x_pa_texts[] = {"-33%", "0%", "33%", "66%"};
450 
451 static SOC_ENUM_SINGLE_DECL(pm860x_hs1_opamp_enum,
452 			    PM860X_HS1_CTRL, 5, pm860x_opamp_texts);
453 
454 static SOC_ENUM_SINGLE_DECL(pm860x_hs2_opamp_enum,
455 			    PM860X_HS2_CTRL, 5, pm860x_opamp_texts);
456 
457 static SOC_ENUM_SINGLE_DECL(pm860x_hs1_pa_enum,
458 			    PM860X_HS1_CTRL, 3, pm860x_pa_texts);
459 
460 static SOC_ENUM_SINGLE_DECL(pm860x_hs2_pa_enum,
461 			    PM860X_HS2_CTRL, 3, pm860x_pa_texts);
462 
463 static SOC_ENUM_SINGLE_DECL(pm860x_lo1_opamp_enum,
464 			    PM860X_LO1_CTRL, 5, pm860x_opamp_texts);
465 
466 static SOC_ENUM_SINGLE_DECL(pm860x_lo2_opamp_enum,
467 			    PM860X_LO2_CTRL, 5, pm860x_opamp_texts);
468 
469 static SOC_ENUM_SINGLE_DECL(pm860x_lo1_pa_enum,
470 			    PM860X_LO1_CTRL, 3, pm860x_pa_texts);
471 
472 static SOC_ENUM_SINGLE_DECL(pm860x_lo2_pa_enum,
473 			    PM860X_LO2_CTRL, 3, pm860x_pa_texts);
474 
475 static SOC_ENUM_SINGLE_DECL(pm860x_spk_pa_enum,
476 			    PM860X_EAR_CTRL_1, 5, pm860x_pa_texts);
477 
478 static SOC_ENUM_SINGLE_DECL(pm860x_ear_pa_enum,
479 			    PM860X_EAR_CTRL_2, 0, pm860x_pa_texts);
480 
481 static SOC_ENUM_SINGLE_DECL(pm860x_spk_ear_opamp_enum,
482 			    PM860X_EAR_CTRL_1, 3, pm860x_opamp_texts);
483 
484 static const struct snd_kcontrol_new pm860x_snd_controls[] = {
485 	SOC_DOUBLE_R_TLV("ADC Capture Volume", PM860X_ADC_ANA_2,
486 			PM860X_ADC_ANA_3, 6, 3, 0, adc_tlv),
487 	SOC_DOUBLE_TLV("AUX Capture Volume", PM860X_ADC_ANA_3, 0, 3, 7, 0,
488 			aux_tlv),
489 	SOC_SINGLE_TLV("MIC1 Capture Volume", PM860X_ADC_ANA_2, 0, 7, 0,
490 			mic_tlv),
491 	SOC_SINGLE_TLV("MIC3 Capture Volume", PM860X_ADC_ANA_2, 3, 7, 0,
492 			mic_tlv),
493 	SOC_DOUBLE_R_EXT_TLV("Sidetone Volume", PM860X_SIDETONE_L_GAIN,
494 			     PM860X_SIDETONE_R_GAIN, 0, ARRAY_SIZE(st_table)-1,
495 			     0, snd_soc_get_volsw_2r_st,
496 			     snd_soc_put_volsw_2r_st, st_tlv),
497 	SOC_SINGLE_TLV("Speaker Playback Volume", PM860X_EAR_CTRL_1,
498 			0, 7, 0, out_tlv),
499 	SOC_DOUBLE_R_TLV("Line Playback Volume", PM860X_LO1_CTRL,
500 			 PM860X_LO2_CTRL, 0, 7, 0, out_tlv),
501 	SOC_DOUBLE_R_TLV("Headset Playback Volume", PM860X_HS1_CTRL,
502 			 PM860X_HS2_CTRL, 0, 7, 0, out_tlv),
503 	SOC_DOUBLE_R_EXT_TLV("Hifi Left Playback Volume",
504 			     PM860X_HIFIL_GAIN_LEFT,
505 			     PM860X_HIFIL_GAIN_RIGHT, 0, 63, 0,
506 			     snd_soc_get_volsw_2r_out,
507 			     snd_soc_put_volsw_2r_out, dpga_tlv),
508 	SOC_DOUBLE_R_EXT_TLV("Hifi Right Playback Volume",
509 			     PM860X_HIFIR_GAIN_LEFT,
510 			     PM860X_HIFIR_GAIN_RIGHT, 0, 63, 0,
511 			     snd_soc_get_volsw_2r_out,
512 			     snd_soc_put_volsw_2r_out, dpga_tlv),
513 	SOC_DOUBLE_R_EXT_TLV("Lofi Playback Volume", PM860X_LOFI_GAIN_LEFT,
514 			     PM860X_LOFI_GAIN_RIGHT, 0, 63, 0,
515 			     snd_soc_get_volsw_2r_out,
516 			     snd_soc_put_volsw_2r_out, dpga_tlv),
517 	SOC_ENUM("Headset1 Operational Amplifier Current",
518 		 pm860x_hs1_opamp_enum),
519 	SOC_ENUM("Headset2 Operational Amplifier Current",
520 		 pm860x_hs2_opamp_enum),
521 	SOC_ENUM("Headset1 Amplifier Current", pm860x_hs1_pa_enum),
522 	SOC_ENUM("Headset2 Amplifier Current", pm860x_hs2_pa_enum),
523 	SOC_ENUM("Lineout1 Operational Amplifier Current",
524 		 pm860x_lo1_opamp_enum),
525 	SOC_ENUM("Lineout2 Operational Amplifier Current",
526 		 pm860x_lo2_opamp_enum),
527 	SOC_ENUM("Lineout1 Amplifier Current", pm860x_lo1_pa_enum),
528 	SOC_ENUM("Lineout2 Amplifier Current", pm860x_lo2_pa_enum),
529 	SOC_ENUM("Speaker Operational Amplifier Current",
530 		 pm860x_spk_ear_opamp_enum),
531 	SOC_ENUM("Speaker Amplifier Current", pm860x_spk_pa_enum),
532 	SOC_ENUM("Earpiece Amplifier Current", pm860x_ear_pa_enum),
533 };
534 
535 /*
536  * DAPM Controls
537  */
538 
539 /* PCM Switch / PCM Interface */
540 static const struct snd_kcontrol_new pcm_switch_controls =
541 	SOC_DAPM_SINGLE("Switch", PM860X_ADC_EN_2, 0, 1, 0);
542 
543 /* AUX1 Switch */
544 static const struct snd_kcontrol_new aux1_switch_controls =
545 	SOC_DAPM_SINGLE("Switch", PM860X_ANA_TO_ANA, 4, 1, 0);
546 
547 /* AUX2 Switch */
548 static const struct snd_kcontrol_new aux2_switch_controls =
549 	SOC_DAPM_SINGLE("Switch", PM860X_ANA_TO_ANA, 5, 1, 0);
550 
551 /* Left Ex. PA Switch */
552 static const struct snd_kcontrol_new lepa_switch_controls =
553 	SOC_DAPM_SINGLE("Switch", PM860X_DAC_EN_2, 2, 1, 0);
554 
555 /* Right Ex. PA Switch */
556 static const struct snd_kcontrol_new repa_switch_controls =
557 	SOC_DAPM_SINGLE("Switch", PM860X_DAC_EN_2, 1, 1, 0);
558 
559 /* PCM Mux / Mux7 */
560 static const char *aif1_text[] = {
561 	"PCM L", "PCM R",
562 };
563 
564 static SOC_ENUM_SINGLE_DECL(aif1_enum,
565 			    PM860X_PCM_IFACE_3, 6, aif1_text);
566 
567 static const struct snd_kcontrol_new aif1_mux =
568 	SOC_DAPM_ENUM("PCM Mux", aif1_enum);
569 
570 /* I2S Mux / Mux9 */
571 static const char *i2s_din_text[] = {
572 	"DIN", "DIN1",
573 };
574 
575 static SOC_ENUM_SINGLE_DECL(i2s_din_enum,
576 			    PM860X_I2S_IFACE_3, 1, i2s_din_text);
577 
578 static const struct snd_kcontrol_new i2s_din_mux =
579 	SOC_DAPM_ENUM("I2S DIN Mux", i2s_din_enum);
580 
581 /* I2S Mic Mux / Mux8 */
582 static const char *i2s_mic_text[] = {
583 	"Ex PA", "ADC",
584 };
585 
586 static SOC_ENUM_SINGLE_DECL(i2s_mic_enum,
587 			    PM860X_I2S_IFACE_3, 4, i2s_mic_text);
588 
589 static const struct snd_kcontrol_new i2s_mic_mux =
590 	SOC_DAPM_ENUM("I2S Mic Mux", i2s_mic_enum);
591 
592 /* ADCL Mux / Mux2 */
593 static const char *adcl_text[] = {
594 	"ADCR", "ADCL",
595 };
596 
597 static SOC_ENUM_SINGLE_DECL(adcl_enum,
598 			    PM860X_PCM_IFACE_3, 4, adcl_text);
599 
600 static const struct snd_kcontrol_new adcl_mux =
601 	SOC_DAPM_ENUM("ADC Left Mux", adcl_enum);
602 
603 /* ADCR Mux / Mux3 */
604 static const char *adcr_text[] = {
605 	"ADCL", "ADCR",
606 };
607 
608 static SOC_ENUM_SINGLE_DECL(adcr_enum,
609 			    PM860X_PCM_IFACE_3, 2, adcr_text);
610 
611 static const struct snd_kcontrol_new adcr_mux =
612 	SOC_DAPM_ENUM("ADC Right Mux", adcr_enum);
613 
614 /* ADCR EC Mux / Mux6 */
615 static const char *adcr_ec_text[] = {
616 	"ADCR", "EC",
617 };
618 
619 static SOC_ENUM_SINGLE_DECL(adcr_ec_enum,
620 			    PM860X_ADC_EN_2, 3, adcr_ec_text);
621 
622 static const struct snd_kcontrol_new adcr_ec_mux =
623 	SOC_DAPM_ENUM("ADCR EC Mux", adcr_ec_enum);
624 
625 /* EC Mux / Mux4 */
626 static const char *ec_text[] = {
627 	"Left", "Right", "Left + Right",
628 };
629 
630 static SOC_ENUM_SINGLE_DECL(ec_enum,
631 			    PM860X_EC_PATH, 1, ec_text);
632 
633 static const struct snd_kcontrol_new ec_mux =
634 	SOC_DAPM_ENUM("EC Mux", ec_enum);
635 
636 static const char *dac_text[] = {
637 	"No input", "Right", "Left", "No input",
638 };
639 
640 /* DAC Headset 1 Mux / Mux10 */
641 static SOC_ENUM_SINGLE_DECL(dac_hs1_enum,
642 			    PM860X_ANA_INPUT_SEL_1, 0, dac_text);
643 
644 static const struct snd_kcontrol_new dac_hs1_mux =
645 	SOC_DAPM_ENUM("DAC HS1 Mux", dac_hs1_enum);
646 
647 /* DAC Headset 2 Mux / Mux11 */
648 static SOC_ENUM_SINGLE_DECL(dac_hs2_enum,
649 			    PM860X_ANA_INPUT_SEL_1, 2, dac_text);
650 
651 static const struct snd_kcontrol_new dac_hs2_mux =
652 	SOC_DAPM_ENUM("DAC HS2 Mux", dac_hs2_enum);
653 
654 /* DAC Lineout 1 Mux / Mux12 */
655 static SOC_ENUM_SINGLE_DECL(dac_lo1_enum,
656 			    PM860X_ANA_INPUT_SEL_1, 4, dac_text);
657 
658 static const struct snd_kcontrol_new dac_lo1_mux =
659 	SOC_DAPM_ENUM("DAC LO1 Mux", dac_lo1_enum);
660 
661 /* DAC Lineout 2 Mux / Mux13 */
662 static SOC_ENUM_SINGLE_DECL(dac_lo2_enum,
663 			    PM860X_ANA_INPUT_SEL_1, 6, dac_text);
664 
665 static const struct snd_kcontrol_new dac_lo2_mux =
666 	SOC_DAPM_ENUM("DAC LO2 Mux", dac_lo2_enum);
667 
668 /* DAC Spearker Earphone Mux / Mux14 */
669 static SOC_ENUM_SINGLE_DECL(dac_spk_ear_enum,
670 			    PM860X_ANA_INPUT_SEL_2, 0, dac_text);
671 
672 static const struct snd_kcontrol_new dac_spk_ear_mux =
673 	SOC_DAPM_ENUM("DAC SP Mux", dac_spk_ear_enum);
674 
675 /* Headset 1 Mux / Mux15 */
676 static const char *in_text[] = {
677 	"Digital", "Analog",
678 };
679 
680 static SOC_ENUM_SINGLE_DECL(hs1_enum,
681 			    PM860X_ANA_TO_ANA, 0, in_text);
682 
683 static const struct snd_kcontrol_new hs1_mux =
684 	SOC_DAPM_ENUM("Headset1 Mux", hs1_enum);
685 
686 /* Headset 2 Mux / Mux16 */
687 static SOC_ENUM_SINGLE_DECL(hs2_enum,
688 			    PM860X_ANA_TO_ANA, 1, in_text);
689 
690 static const struct snd_kcontrol_new hs2_mux =
691 	SOC_DAPM_ENUM("Headset2 Mux", hs2_enum);
692 
693 /* Lineout 1 Mux / Mux17 */
694 static SOC_ENUM_SINGLE_DECL(lo1_enum,
695 			    PM860X_ANA_TO_ANA, 2, in_text);
696 
697 static const struct snd_kcontrol_new lo1_mux =
698 	SOC_DAPM_ENUM("Lineout1 Mux", lo1_enum);
699 
700 /* Lineout 2 Mux / Mux18 */
701 static SOC_ENUM_SINGLE_DECL(lo2_enum,
702 			    PM860X_ANA_TO_ANA, 3, in_text);
703 
704 static const struct snd_kcontrol_new lo2_mux =
705 	SOC_DAPM_ENUM("Lineout2 Mux", lo2_enum);
706 
707 /* Speaker Earpiece Demux */
708 static const char *spk_text[] = {
709 	"Earpiece", "Speaker",
710 };
711 
712 static SOC_ENUM_SINGLE_DECL(spk_enum,
713 			    PM860X_ANA_TO_ANA, 6, spk_text);
714 
715 static const struct snd_kcontrol_new spk_demux =
716 	SOC_DAPM_ENUM("Speaker Earpiece Demux", spk_enum);
717 
718 /* MIC Mux / Mux1 */
719 static const char *mic_text[] = {
720 	"Mic 1", "Mic 2",
721 };
722 
723 static SOC_ENUM_SINGLE_DECL(mic_enum,
724 			    PM860X_ADC_ANA_4, 4, mic_text);
725 
726 static const struct snd_kcontrol_new mic_mux =
727 	SOC_DAPM_ENUM("MIC Mux", mic_enum);
728 
729 static const struct snd_soc_dapm_widget pm860x_dapm_widgets[] = {
730 	SND_SOC_DAPM_AIF_IN("PCM SDI", "PCM Playback", 0,
731 			    PM860X_ADC_EN_2, 0, 0),
732 	SND_SOC_DAPM_AIF_OUT("PCM SDO", "PCM Capture", 0,
733 			     PM860X_PCM_IFACE_3, 1, 1),
734 
735 
736 	SND_SOC_DAPM_AIF_IN("I2S DIN", "I2S Playback", 0,
737 			    SND_SOC_NOPM, 0, 0),
738 	SND_SOC_DAPM_AIF_IN("I2S DIN1", "I2S Playback", 0,
739 			    SND_SOC_NOPM, 0, 0),
740 	SND_SOC_DAPM_AIF_OUT("I2S DOUT", "I2S Capture", 0,
741 			     PM860X_I2S_IFACE_3, 5, 1),
742 	SND_SOC_DAPM_SUPPLY("I2S CLK", PM860X_DAC_EN_2, 0, 0, NULL, 0),
743 	SND_SOC_DAPM_MUX("I2S Mic Mux", SND_SOC_NOPM, 0, 0, &i2s_mic_mux),
744 	SND_SOC_DAPM_MUX("ADC Left Mux", SND_SOC_NOPM, 0, 0, &adcl_mux),
745 	SND_SOC_DAPM_MUX("ADC Right Mux", SND_SOC_NOPM, 0, 0, &adcr_mux),
746 	SND_SOC_DAPM_MUX("EC Mux", SND_SOC_NOPM, 0, 0, &ec_mux),
747 	SND_SOC_DAPM_MUX("ADCR EC Mux", SND_SOC_NOPM, 0, 0, &adcr_ec_mux),
748 	SND_SOC_DAPM_SWITCH("Left EPA", SND_SOC_NOPM, 0, 0,
749 			    &lepa_switch_controls),
750 	SND_SOC_DAPM_SWITCH("Right EPA", SND_SOC_NOPM, 0, 0,
751 			    &repa_switch_controls),
752 
753 	SND_SOC_DAPM_REG(snd_soc_dapm_supply, "Left ADC MOD", PM860X_ADC_EN_1,
754 			 0, 1, 1, 0),
755 	SND_SOC_DAPM_REG(snd_soc_dapm_supply, "Right ADC MOD", PM860X_ADC_EN_1,
756 			 1, 1, 1, 0),
757 	SND_SOC_DAPM_ADC("Left ADC", NULL, PM860X_ADC_EN_2, 5, 0),
758 	SND_SOC_DAPM_ADC("Right ADC", NULL, PM860X_ADC_EN_2, 4, 0),
759 
760 	SND_SOC_DAPM_SWITCH("AUX1 Switch", SND_SOC_NOPM, 0, 0,
761 			    &aux1_switch_controls),
762 	SND_SOC_DAPM_SWITCH("AUX2 Switch", SND_SOC_NOPM, 0, 0,
763 			    &aux2_switch_controls),
764 
765 	SND_SOC_DAPM_MUX("MIC Mux", SND_SOC_NOPM, 0, 0, &mic_mux),
766 	SND_SOC_DAPM_MICBIAS("Mic1 Bias", PM860X_ADC_ANA_1, 2, 0),
767 	SND_SOC_DAPM_MICBIAS("Mic3 Bias", PM860X_ADC_ANA_1, 7, 0),
768 	SND_SOC_DAPM_PGA("MIC1 Volume", PM860X_ADC_EN_1, 2, 0, NULL, 0),
769 	SND_SOC_DAPM_PGA("MIC3 Volume", PM860X_ADC_EN_1, 3, 0, NULL, 0),
770 	SND_SOC_DAPM_PGA("AUX1 Volume", PM860X_ADC_EN_1, 4, 0, NULL, 0),
771 	SND_SOC_DAPM_PGA("AUX2 Volume", PM860X_ADC_EN_1, 5, 0, NULL, 0),
772 	SND_SOC_DAPM_PGA("Sidetone PGA", PM860X_ADC_EN_2, 1, 0, NULL, 0),
773 	SND_SOC_DAPM_PGA("Lofi PGA", PM860X_ADC_EN_2, 2, 0, NULL, 0),
774 
775 	SND_SOC_DAPM_INPUT("AUX1"),
776 	SND_SOC_DAPM_INPUT("AUX2"),
777 	SND_SOC_DAPM_INPUT("MIC1P"),
778 	SND_SOC_DAPM_INPUT("MIC1N"),
779 	SND_SOC_DAPM_INPUT("MIC2P"),
780 	SND_SOC_DAPM_INPUT("MIC2N"),
781 	SND_SOC_DAPM_INPUT("MIC3P"),
782 	SND_SOC_DAPM_INPUT("MIC3N"),
783 
784 	SND_SOC_DAPM_DAC_E("Left DAC", NULL, SND_SOC_NOPM, 0, 0,
785 			   pm860x_dac_event,
786 			   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
787 	SND_SOC_DAPM_DAC_E("Right DAC", NULL, SND_SOC_NOPM, 0, 0,
788 			   pm860x_dac_event,
789 			   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
790 
791 	SND_SOC_DAPM_MUX("I2S DIN Mux", SND_SOC_NOPM, 0, 0, &i2s_din_mux),
792 	SND_SOC_DAPM_MUX("DAC HS1 Mux", SND_SOC_NOPM, 0, 0, &dac_hs1_mux),
793 	SND_SOC_DAPM_MUX("DAC HS2 Mux", SND_SOC_NOPM, 0, 0, &dac_hs2_mux),
794 	SND_SOC_DAPM_MUX("DAC LO1 Mux", SND_SOC_NOPM, 0, 0, &dac_lo1_mux),
795 	SND_SOC_DAPM_MUX("DAC LO2 Mux", SND_SOC_NOPM, 0, 0, &dac_lo2_mux),
796 	SND_SOC_DAPM_MUX("DAC SP Mux", SND_SOC_NOPM, 0, 0, &dac_spk_ear_mux),
797 	SND_SOC_DAPM_MUX("Headset1 Mux", SND_SOC_NOPM, 0, 0, &hs1_mux),
798 	SND_SOC_DAPM_MUX("Headset2 Mux", SND_SOC_NOPM, 0, 0, &hs2_mux),
799 	SND_SOC_DAPM_MUX("Lineout1 Mux", SND_SOC_NOPM, 0, 0, &lo1_mux),
800 	SND_SOC_DAPM_MUX("Lineout2 Mux", SND_SOC_NOPM, 0, 0, &lo2_mux),
801 	SND_SOC_DAPM_MUX("Speaker Earpiece Demux", SND_SOC_NOPM, 0, 0,
802 			 &spk_demux),
803 
804 
805 	SND_SOC_DAPM_PGA("Headset1 PGA", PM860X_DAC_EN_1, 0, 0, NULL, 0),
806 	SND_SOC_DAPM_PGA("Headset2 PGA", PM860X_DAC_EN_1, 1, 0, NULL, 0),
807 	SND_SOC_DAPM_OUTPUT("HS1"),
808 	SND_SOC_DAPM_OUTPUT("HS2"),
809 	SND_SOC_DAPM_PGA("Lineout1 PGA", PM860X_DAC_EN_1, 2, 0, NULL, 0),
810 	SND_SOC_DAPM_PGA("Lineout2 PGA", PM860X_DAC_EN_1, 3, 0, NULL, 0),
811 	SND_SOC_DAPM_OUTPUT("LINEOUT1"),
812 	SND_SOC_DAPM_OUTPUT("LINEOUT2"),
813 	SND_SOC_DAPM_PGA("Earpiece PGA", PM860X_DAC_EN_1, 4, 0, NULL, 0),
814 	SND_SOC_DAPM_OUTPUT("EARP"),
815 	SND_SOC_DAPM_OUTPUT("EARN"),
816 	SND_SOC_DAPM_PGA("Speaker PGA", PM860X_DAC_EN_1, 5, 0, NULL, 0),
817 	SND_SOC_DAPM_OUTPUT("LSP"),
818 	SND_SOC_DAPM_OUTPUT("LSN"),
819 	SND_SOC_DAPM_REG(snd_soc_dapm_supply, "VCODEC", PM860X_AUDIO_SUPPLIES_2,
820 			 0, SUPPLY_MASK, SUPPLY_MASK, 0),
821 
822 	PM860X_DAPM_OUTPUT("RSYNC", pm860x_rsync_event),
823 };
824 
825 static const struct snd_soc_dapm_route pm860x_dapm_routes[] = {
826 	/* supply */
827 	{"Left DAC", NULL, "VCODEC"},
828 	{"Right DAC", NULL, "VCODEC"},
829 	{"Left ADC", NULL, "VCODEC"},
830 	{"Right ADC", NULL, "VCODEC"},
831 	{"Left ADC", NULL, "Left ADC MOD"},
832 	{"Right ADC", NULL, "Right ADC MOD"},
833 
834 	/* I2S Clock */
835 	{"I2S DIN", NULL, "I2S CLK"},
836 	{"I2S DIN1", NULL, "I2S CLK"},
837 	{"I2S DOUT", NULL, "I2S CLK"},
838 
839 	/* PCM/AIF1 Inputs */
840 	{"PCM SDO", NULL, "ADC Left Mux"},
841 	{"PCM SDO", NULL, "ADCR EC Mux"},
842 
843 	/* PCM/AFI2 Outputs */
844 	{"Lofi PGA", NULL, "PCM SDI"},
845 	{"Lofi PGA", NULL, "Sidetone PGA"},
846 	{"Left DAC", NULL, "Lofi PGA"},
847 	{"Right DAC", NULL, "Lofi PGA"},
848 
849 	/* I2S/AIF2 Inputs */
850 	{"MIC Mux", "Mic 1", "MIC1P"},
851 	{"MIC Mux", "Mic 1", "MIC1N"},
852 	{"MIC Mux", "Mic 2", "MIC2P"},
853 	{"MIC Mux", "Mic 2", "MIC2N"},
854 	{"MIC1 Volume", NULL, "MIC Mux"},
855 	{"MIC3 Volume", NULL, "MIC3P"},
856 	{"MIC3 Volume", NULL, "MIC3N"},
857 	{"Left ADC", NULL, "MIC1 Volume"},
858 	{"Right ADC", NULL, "MIC3 Volume"},
859 	{"ADC Left Mux", "ADCR", "Right ADC"},
860 	{"ADC Left Mux", "ADCL", "Left ADC"},
861 	{"ADC Right Mux", "ADCL", "Left ADC"},
862 	{"ADC Right Mux", "ADCR", "Right ADC"},
863 	{"Left EPA", "Switch", "Left DAC"},
864 	{"Right EPA", "Switch", "Right DAC"},
865 	{"EC Mux", "Left", "Left DAC"},
866 	{"EC Mux", "Right", "Right DAC"},
867 	{"EC Mux", "Left + Right", "Left DAC"},
868 	{"EC Mux", "Left + Right", "Right DAC"},
869 	{"ADCR EC Mux", "ADCR", "ADC Right Mux"},
870 	{"ADCR EC Mux", "EC", "EC Mux"},
871 	{"I2S Mic Mux", "Ex PA", "Left EPA"},
872 	{"I2S Mic Mux", "Ex PA", "Right EPA"},
873 	{"I2S Mic Mux", "ADC", "ADC Left Mux"},
874 	{"I2S Mic Mux", "ADC", "ADCR EC Mux"},
875 	{"I2S DOUT", NULL, "I2S Mic Mux"},
876 
877 	/* I2S/AIF2 Outputs */
878 	{"I2S DIN Mux", "DIN", "I2S DIN"},
879 	{"I2S DIN Mux", "DIN1", "I2S DIN1"},
880 	{"Left DAC", NULL, "I2S DIN Mux"},
881 	{"Right DAC", NULL, "I2S DIN Mux"},
882 	{"DAC HS1 Mux", "Left", "Left DAC"},
883 	{"DAC HS1 Mux", "Right", "Right DAC"},
884 	{"DAC HS2 Mux", "Left", "Left DAC"},
885 	{"DAC HS2 Mux", "Right", "Right DAC"},
886 	{"DAC LO1 Mux", "Left", "Left DAC"},
887 	{"DAC LO1 Mux", "Right", "Right DAC"},
888 	{"DAC LO2 Mux", "Left", "Left DAC"},
889 	{"DAC LO2 Mux", "Right", "Right DAC"},
890 	{"Headset1 Mux", "Digital", "DAC HS1 Mux"},
891 	{"Headset2 Mux", "Digital", "DAC HS2 Mux"},
892 	{"Lineout1 Mux", "Digital", "DAC LO1 Mux"},
893 	{"Lineout2 Mux", "Digital", "DAC LO2 Mux"},
894 	{"Headset1 PGA", NULL, "Headset1 Mux"},
895 	{"Headset2 PGA", NULL, "Headset2 Mux"},
896 	{"Lineout1 PGA", NULL, "Lineout1 Mux"},
897 	{"Lineout2 PGA", NULL, "Lineout2 Mux"},
898 	{"DAC SP Mux", "Left", "Left DAC"},
899 	{"DAC SP Mux", "Right", "Right DAC"},
900 	{"Speaker Earpiece Demux", "Speaker", "DAC SP Mux"},
901 	{"Speaker PGA", NULL, "Speaker Earpiece Demux"},
902 	{"Earpiece PGA", NULL, "Speaker Earpiece Demux"},
903 
904 	{"RSYNC", NULL, "Headset1 PGA"},
905 	{"RSYNC", NULL, "Headset2 PGA"},
906 	{"RSYNC", NULL, "Lineout1 PGA"},
907 	{"RSYNC", NULL, "Lineout2 PGA"},
908 	{"RSYNC", NULL, "Speaker PGA"},
909 	{"RSYNC", NULL, "Speaker PGA"},
910 	{"RSYNC", NULL, "Earpiece PGA"},
911 	{"RSYNC", NULL, "Earpiece PGA"},
912 
913 	{"HS1", NULL, "RSYNC"},
914 	{"HS2", NULL, "RSYNC"},
915 	{"LINEOUT1", NULL, "RSYNC"},
916 	{"LINEOUT2", NULL, "RSYNC"},
917 	{"LSP", NULL, "RSYNC"},
918 	{"LSN", NULL, "RSYNC"},
919 	{"EARP", NULL, "RSYNC"},
920 	{"EARN", NULL, "RSYNC"},
921 };
922 
923 /*
924  * Use MUTE_LEFT & MUTE_RIGHT to implement digital mute.
925  * These bits can also be used to mute.
926  */
927 static int pm860x_digital_mute(struct snd_soc_dai *codec_dai, int mute)
928 {
929 	struct snd_soc_codec *codec = codec_dai->codec;
930 	int data = 0, mask = MUTE_LEFT | MUTE_RIGHT;
931 
932 	if (mute)
933 		data = mask;
934 	snd_soc_update_bits(codec, PM860X_DAC_OFFSET, mask, data);
935 	snd_soc_update_bits(codec, PM860X_EAR_CTRL_2,
936 			    RSYNC_CHANGE, RSYNC_CHANGE);
937 	return 0;
938 }
939 
940 static int pm860x_pcm_hw_params(struct snd_pcm_substream *substream,
941 				struct snd_pcm_hw_params *params,
942 				struct snd_soc_dai *dai)
943 {
944 	struct snd_soc_codec *codec = dai->codec;
945 	unsigned char inf = 0, mask = 0;
946 
947 	/* bit size */
948 	switch (params_width(params)) {
949 	case 16:
950 		inf &= ~PCM_INF2_18WL;
951 		break;
952 	case 18:
953 		inf |= PCM_INF2_18WL;
954 		break;
955 	default:
956 		return -EINVAL;
957 	}
958 	mask |= PCM_INF2_18WL;
959 	snd_soc_update_bits(codec, PM860X_PCM_IFACE_2, mask, inf);
960 
961 	/* sample rate */
962 	switch (params_rate(params)) {
963 	case 8000:
964 		inf = 0;
965 		break;
966 	case 16000:
967 		inf = 3;
968 		break;
969 	case 32000:
970 		inf = 6;
971 		break;
972 	case 48000:
973 		inf = 8;
974 		break;
975 	default:
976 		return -EINVAL;
977 	}
978 	snd_soc_update_bits(codec, PM860X_PCM_RATE, 0x0f, inf);
979 
980 	return 0;
981 }
982 
983 static int pm860x_pcm_set_dai_fmt(struct snd_soc_dai *codec_dai,
984 				  unsigned int fmt)
985 {
986 	struct snd_soc_codec *codec = codec_dai->codec;
987 	struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
988 	unsigned char inf = 0, mask = 0;
989 	int ret = -EINVAL;
990 
991 	mask |= PCM_INF2_BCLK | PCM_INF2_FS | PCM_INF2_MASTER;
992 
993 	/* set master/slave audio interface */
994 	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
995 	case SND_SOC_DAIFMT_CBM_CFM:
996 	case SND_SOC_DAIFMT_CBM_CFS:
997 		if (pm860x->dir == PM860X_CLK_DIR_OUT) {
998 			inf |= PCM_INF2_MASTER;
999 			ret = 0;
1000 		}
1001 		break;
1002 	case SND_SOC_DAIFMT_CBS_CFS:
1003 		if (pm860x->dir == PM860X_CLK_DIR_IN) {
1004 			inf &= ~PCM_INF2_MASTER;
1005 			ret = 0;
1006 		}
1007 		break;
1008 	}
1009 
1010 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1011 	case SND_SOC_DAIFMT_I2S:
1012 		inf |= PCM_EXACT_I2S;
1013 		ret = 0;
1014 		break;
1015 	}
1016 	mask |= PCM_MODE_MASK;
1017 	if (ret)
1018 		return ret;
1019 	snd_soc_update_bits(codec, PM860X_PCM_IFACE_2, mask, inf);
1020 	return 0;
1021 }
1022 
1023 static int pm860x_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1024 				 int clk_id, unsigned int freq, int dir)
1025 {
1026 	struct snd_soc_codec *codec = codec_dai->codec;
1027 	struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1028 
1029 	if (dir == PM860X_CLK_DIR_OUT)
1030 		pm860x->dir = PM860X_CLK_DIR_OUT;
1031 	else {
1032 		pm860x->dir = PM860X_CLK_DIR_IN;
1033 		return -EINVAL;
1034 	}
1035 
1036 	return 0;
1037 }
1038 
1039 static int pm860x_i2s_hw_params(struct snd_pcm_substream *substream,
1040 				struct snd_pcm_hw_params *params,
1041 				struct snd_soc_dai *dai)
1042 {
1043 	struct snd_soc_codec *codec = dai->codec;
1044 	unsigned char inf;
1045 
1046 	/* bit size */
1047 	switch (params_width(params)) {
1048 	case 16:
1049 		inf = 0;
1050 		break;
1051 	case 18:
1052 		inf = PCM_INF2_18WL;
1053 		break;
1054 	default:
1055 		return -EINVAL;
1056 	}
1057 	snd_soc_update_bits(codec, PM860X_I2S_IFACE_2, PCM_INF2_18WL, inf);
1058 
1059 	/* sample rate */
1060 	switch (params_rate(params)) {
1061 	case 8000:
1062 		inf = 0;
1063 		break;
1064 	case 11025:
1065 		inf = 1;
1066 		break;
1067 	case 16000:
1068 		inf = 3;
1069 		break;
1070 	case 22050:
1071 		inf = 4;
1072 		break;
1073 	case 32000:
1074 		inf = 6;
1075 		break;
1076 	case 44100:
1077 		inf = 7;
1078 		break;
1079 	case 48000:
1080 		inf = 8;
1081 		break;
1082 	default:
1083 		return -EINVAL;
1084 	}
1085 	snd_soc_update_bits(codec, PM860X_I2S_IFACE_4, 0xf, inf);
1086 
1087 	return 0;
1088 }
1089 
1090 static int pm860x_i2s_set_dai_fmt(struct snd_soc_dai *codec_dai,
1091 				  unsigned int fmt)
1092 {
1093 	struct snd_soc_codec *codec = codec_dai->codec;
1094 	struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1095 	unsigned char inf = 0, mask = 0;
1096 
1097 	mask |= PCM_INF2_BCLK | PCM_INF2_FS | PCM_INF2_MASTER;
1098 
1099 	/* set master/slave audio interface */
1100 	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1101 	case SND_SOC_DAIFMT_CBM_CFM:
1102 		if (pm860x->dir == PM860X_CLK_DIR_OUT)
1103 			inf |= PCM_INF2_MASTER;
1104 		else
1105 			return -EINVAL;
1106 		break;
1107 	case SND_SOC_DAIFMT_CBS_CFS:
1108 		if (pm860x->dir == PM860X_CLK_DIR_IN)
1109 			inf &= ~PCM_INF2_MASTER;
1110 		else
1111 			return -EINVAL;
1112 		break;
1113 	default:
1114 		return -EINVAL;
1115 	}
1116 
1117 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1118 	case SND_SOC_DAIFMT_I2S:
1119 		inf |= PCM_EXACT_I2S;
1120 		break;
1121 	default:
1122 		return -EINVAL;
1123 	}
1124 	mask |= PCM_MODE_MASK;
1125 	snd_soc_update_bits(codec, PM860X_I2S_IFACE_2, mask, inf);
1126 	return 0;
1127 }
1128 
1129 static int pm860x_set_bias_level(struct snd_soc_codec *codec,
1130 				 enum snd_soc_bias_level level)
1131 {
1132 	struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1133 	int data;
1134 
1135 	switch (level) {
1136 	case SND_SOC_BIAS_ON:
1137 		break;
1138 
1139 	case SND_SOC_BIAS_PREPARE:
1140 		break;
1141 
1142 	case SND_SOC_BIAS_STANDBY:
1143 		if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) {
1144 			/* Enable Audio PLL & Audio section */
1145 			data = AUDIO_PLL | AUDIO_SECTION_ON;
1146 			pm860x_reg_write(pm860x->i2c, REG_MISC2, data);
1147 			udelay(300);
1148 			data = AUDIO_PLL | AUDIO_SECTION_RESET
1149 				| AUDIO_SECTION_ON;
1150 			pm860x_reg_write(pm860x->i2c, REG_MISC2, data);
1151 		}
1152 		break;
1153 
1154 	case SND_SOC_BIAS_OFF:
1155 		data = AUDIO_PLL | AUDIO_SECTION_RESET | AUDIO_SECTION_ON;
1156 		pm860x_set_bits(pm860x->i2c, REG_MISC2, data, 0);
1157 		break;
1158 	}
1159 	return 0;
1160 }
1161 
1162 static const struct snd_soc_dai_ops pm860x_pcm_dai_ops = {
1163 	.digital_mute	= pm860x_digital_mute,
1164 	.hw_params	= pm860x_pcm_hw_params,
1165 	.set_fmt	= pm860x_pcm_set_dai_fmt,
1166 	.set_sysclk	= pm860x_set_dai_sysclk,
1167 };
1168 
1169 static const struct snd_soc_dai_ops pm860x_i2s_dai_ops = {
1170 	.digital_mute	= pm860x_digital_mute,
1171 	.hw_params	= pm860x_i2s_hw_params,
1172 	.set_fmt	= pm860x_i2s_set_dai_fmt,
1173 	.set_sysclk	= pm860x_set_dai_sysclk,
1174 };
1175 
1176 #define PM860X_RATES	(SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |	\
1177 			 SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_48000)
1178 
1179 static struct snd_soc_dai_driver pm860x_dai[] = {
1180 	{
1181 		/* DAI PCM */
1182 		.name	= "88pm860x-pcm",
1183 		.id	= 1,
1184 		.playback = {
1185 			.stream_name	= "PCM Playback",
1186 			.channels_min	= 2,
1187 			.channels_max	= 2,
1188 			.rates		= PM860X_RATES,
1189 			.formats	= SNDRV_PCM_FMTBIT_S16_LE | \
1190 					  SNDRV_PCM_FMTBIT_S18_3LE,
1191 		},
1192 		.capture = {
1193 			.stream_name	= "PCM Capture",
1194 			.channels_min	= 2,
1195 			.channels_max	= 2,
1196 			.rates		= PM860X_RATES,
1197 			.formats	= SNDRV_PCM_FMTBIT_S16_LE | \
1198 					  SNDRV_PCM_FMTBIT_S18_3LE,
1199 		},
1200 		.ops	= &pm860x_pcm_dai_ops,
1201 	}, {
1202 		/* DAI I2S */
1203 		.name	= "88pm860x-i2s",
1204 		.id	= 2,
1205 		.playback = {
1206 			.stream_name	= "I2S Playback",
1207 			.channels_min	= 2,
1208 			.channels_max	= 2,
1209 			.rates		= SNDRV_PCM_RATE_8000_48000,
1210 			.formats	= SNDRV_PCM_FMTBIT_S16_LE | \
1211 					  SNDRV_PCM_FMTBIT_S18_3LE,
1212 		},
1213 		.capture = {
1214 			.stream_name	= "I2S Capture",
1215 			.channels_min	= 2,
1216 			.channels_max	= 2,
1217 			.rates		= SNDRV_PCM_RATE_8000_48000,
1218 			.formats	= SNDRV_PCM_FMTBIT_S16_LE | \
1219 					  SNDRV_PCM_FMTBIT_S18_3LE,
1220 		},
1221 		.ops	= &pm860x_i2s_dai_ops,
1222 	},
1223 };
1224 
1225 static irqreturn_t pm860x_codec_handler(int irq, void *data)
1226 {
1227 	struct pm860x_priv *pm860x = data;
1228 	int status, shrt, report = 0, mic_report = 0;
1229 	int mask;
1230 
1231 	status = pm860x_reg_read(pm860x->i2c, REG_STATUS_1);
1232 	shrt = pm860x_reg_read(pm860x->i2c, REG_SHORTS);
1233 	mask = pm860x->det.hs_shrt | pm860x->det.hook_det | pm860x->det.lo_shrt
1234 		| pm860x->det.hp_det;
1235 
1236 #ifndef CONFIG_SND_SOC_88PM860X_MODULE
1237 	if (status & (HEADSET_STATUS | MIC_STATUS | SHORT_HS1 | SHORT_HS2 |
1238 		      SHORT_LO1 | SHORT_LO2))
1239 		trace_snd_soc_jack_irq(dev_name(pm860x->codec->dev));
1240 #endif
1241 
1242 	if ((pm860x->det.hp_det & SND_JACK_HEADPHONE)
1243 		&& (status & HEADSET_STATUS))
1244 		report |= SND_JACK_HEADPHONE;
1245 
1246 	if ((pm860x->det.mic_det & SND_JACK_MICROPHONE)
1247 		&& (status & MIC_STATUS))
1248 		mic_report |= SND_JACK_MICROPHONE;
1249 
1250 	if (pm860x->det.hs_shrt && (shrt & (SHORT_HS1 | SHORT_HS2)))
1251 		report |= pm860x->det.hs_shrt;
1252 
1253 	if (pm860x->det.hook_det && (status & HOOK_STATUS))
1254 		report |= pm860x->det.hook_det;
1255 
1256 	if (pm860x->det.lo_shrt && (shrt & (SHORT_LO1 | SHORT_LO2)))
1257 		report |= pm860x->det.lo_shrt;
1258 
1259 	if (report)
1260 		snd_soc_jack_report(pm860x->det.hp_jack, report, mask);
1261 	if (mic_report)
1262 		snd_soc_jack_report(pm860x->det.mic_jack, SND_JACK_MICROPHONE,
1263 				    SND_JACK_MICROPHONE);
1264 
1265 	dev_dbg(pm860x->codec->dev, "headphone report:0x%x, mask:%x\n",
1266 		report, mask);
1267 	dev_dbg(pm860x->codec->dev, "microphone report:0x%x\n", mic_report);
1268 	return IRQ_HANDLED;
1269 }
1270 
1271 int pm860x_hs_jack_detect(struct snd_soc_codec *codec,
1272 			  struct snd_soc_jack *jack,
1273 			  int det, int hook, int hs_shrt, int lo_shrt)
1274 {
1275 	struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1276 	int data;
1277 
1278 	pm860x->det.hp_jack = jack;
1279 	pm860x->det.hp_det = det;
1280 	pm860x->det.hook_det = hook;
1281 	pm860x->det.hs_shrt = hs_shrt;
1282 	pm860x->det.lo_shrt = lo_shrt;
1283 
1284 	if (det & SND_JACK_HEADPHONE)
1285 		pm860x_set_bits(pm860x->i2c, REG_HS_DET,
1286 				EN_HS_DET, EN_HS_DET);
1287 	/* headset short detect */
1288 	if (hs_shrt) {
1289 		data = CLR_SHORT_HS2 | CLR_SHORT_HS1;
1290 		pm860x_set_bits(pm860x->i2c, REG_SHORTS, data, data);
1291 	}
1292 	/* Lineout short detect */
1293 	if (lo_shrt) {
1294 		data = CLR_SHORT_LO2 | CLR_SHORT_LO1;
1295 		pm860x_set_bits(pm860x->i2c, REG_SHORTS, data, data);
1296 	}
1297 
1298 	/* sync status */
1299 	pm860x_codec_handler(0, pm860x);
1300 	return 0;
1301 }
1302 EXPORT_SYMBOL_GPL(pm860x_hs_jack_detect);
1303 
1304 int pm860x_mic_jack_detect(struct snd_soc_codec *codec,
1305 			   struct snd_soc_jack *jack, int det)
1306 {
1307 	struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1308 
1309 	pm860x->det.mic_jack = jack;
1310 	pm860x->det.mic_det = det;
1311 
1312 	if (det & SND_JACK_MICROPHONE)
1313 		pm860x_set_bits(pm860x->i2c, REG_MIC_DET,
1314 				MICDET_MASK, MICDET_MASK);
1315 
1316 	/* sync status */
1317 	pm860x_codec_handler(0, pm860x);
1318 	return 0;
1319 }
1320 EXPORT_SYMBOL_GPL(pm860x_mic_jack_detect);
1321 
1322 static int pm860x_probe(struct snd_soc_codec *codec)
1323 {
1324 	struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1325 	int i, ret;
1326 
1327 	pm860x->codec = codec;
1328 
1329 	for (i = 0; i < 4; i++) {
1330 		ret = request_threaded_irq(pm860x->irq[i], NULL,
1331 					   pm860x_codec_handler, IRQF_ONESHOT,
1332 					   pm860x->name[i], pm860x);
1333 		if (ret < 0) {
1334 			dev_err(codec->dev, "Failed to request IRQ!\n");
1335 			goto out;
1336 		}
1337 	}
1338 
1339 	return 0;
1340 
1341 out:
1342 	while (--i >= 0)
1343 		free_irq(pm860x->irq[i], pm860x);
1344 	return ret;
1345 }
1346 
1347 static int pm860x_remove(struct snd_soc_codec *codec)
1348 {
1349 	struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1350 	int i;
1351 
1352 	for (i = 3; i >= 0; i--)
1353 		free_irq(pm860x->irq[i], pm860x);
1354 	return 0;
1355 }
1356 
1357 static struct regmap *pm860x_get_regmap(struct device *dev)
1358 {
1359 	struct pm860x_priv *pm860x = dev_get_drvdata(dev);
1360 
1361 	return pm860x->regmap;
1362 }
1363 
1364 static struct snd_soc_codec_driver soc_codec_dev_pm860x = {
1365 	.probe		= pm860x_probe,
1366 	.remove		= pm860x_remove,
1367 	.set_bias_level	= pm860x_set_bias_level,
1368 	.get_regmap	= pm860x_get_regmap,
1369 
1370 	.controls = pm860x_snd_controls,
1371 	.num_controls = ARRAY_SIZE(pm860x_snd_controls),
1372 	.dapm_widgets = pm860x_dapm_widgets,
1373 	.num_dapm_widgets = ARRAY_SIZE(pm860x_dapm_widgets),
1374 	.dapm_routes = pm860x_dapm_routes,
1375 	.num_dapm_routes = ARRAY_SIZE(pm860x_dapm_routes),
1376 };
1377 
1378 static int pm860x_codec_probe(struct platform_device *pdev)
1379 {
1380 	struct pm860x_chip *chip = dev_get_drvdata(pdev->dev.parent);
1381 	struct pm860x_priv *pm860x;
1382 	struct resource *res;
1383 	int i, ret;
1384 
1385 	pm860x = devm_kzalloc(&pdev->dev, sizeof(struct pm860x_priv),
1386 			      GFP_KERNEL);
1387 	if (pm860x == NULL)
1388 		return -ENOMEM;
1389 
1390 	pm860x->chip = chip;
1391 	pm860x->i2c = (chip->id == CHIP_PM8607) ? chip->client
1392 			: chip->companion;
1393 	pm860x->regmap = (chip->id == CHIP_PM8607) ? chip->regmap
1394 			: chip->regmap_companion;
1395 	platform_set_drvdata(pdev, pm860x);
1396 
1397 	for (i = 0; i < 4; i++) {
1398 		res = platform_get_resource(pdev, IORESOURCE_IRQ, i);
1399 		if (!res) {
1400 			dev_err(&pdev->dev, "Failed to get IRQ resources\n");
1401 			return -EINVAL;
1402 		}
1403 		pm860x->irq[i] = res->start + chip->irq_base;
1404 		strncpy(pm860x->name[i], res->name, MAX_NAME_LEN);
1405 	}
1406 
1407 	ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_pm860x,
1408 				     pm860x_dai, ARRAY_SIZE(pm860x_dai));
1409 	if (ret) {
1410 		dev_err(&pdev->dev, "Failed to register codec\n");
1411 		return -EINVAL;
1412 	}
1413 	return ret;
1414 }
1415 
1416 static int pm860x_codec_remove(struct platform_device *pdev)
1417 {
1418 	snd_soc_unregister_codec(&pdev->dev);
1419 	return 0;
1420 }
1421 
1422 static struct platform_driver pm860x_codec_driver = {
1423 	.driver	= {
1424 		.name	= "88pm860x-codec",
1425 	},
1426 	.probe	= pm860x_codec_probe,
1427 	.remove	= pm860x_codec_remove,
1428 };
1429 
1430 module_platform_driver(pm860x_codec_driver);
1431 
1432 MODULE_DESCRIPTION("ASoC 88PM860x driver");
1433 MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>");
1434 MODULE_LICENSE("GPL");
1435 MODULE_ALIAS("platform:88pm860x-codec");
1436 
1437