1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * DA9055 ALSA Soc codec driver
4 *
5 * Copyright (c) 2012 Dialog Semiconductor
6 *
7 * Tested on (Samsung SMDK6410 board + DA9055 EVB) using I2S and I2C
8 * Written by David Chen <david.chen@diasemi.com> and
9 * Ashish Chavan <ashish.chavan@kpitcummins.com>
10 */
11
12#include <linux/delay.h>
13#include <linux/i2c.h>
14#include <linux/regmap.h>
15#include <linux/slab.h>
16#include <linux/module.h>
17#include <linux/of.h>
18#include <linux/of_device.h>
19#include <sound/pcm.h>
20#include <sound/pcm_params.h>
21#include <sound/soc.h>
22#include <sound/initval.h>
23#include <sound/tlv.h>
24#include <sound/da9055.h>
25
26/* DA9055 register space */
27
28/* Status Registers */
29#define DA9055_STATUS1			0x02
30#define DA9055_PLL_STATUS		0x03
31#define DA9055_AUX_L_GAIN_STATUS	0x04
32#define DA9055_AUX_R_GAIN_STATUS	0x05
33#define DA9055_MIC_L_GAIN_STATUS	0x06
34#define DA9055_MIC_R_GAIN_STATUS	0x07
35#define DA9055_MIXIN_L_GAIN_STATUS	0x08
36#define DA9055_MIXIN_R_GAIN_STATUS	0x09
37#define DA9055_ADC_L_GAIN_STATUS	0x0A
38#define DA9055_ADC_R_GAIN_STATUS	0x0B
39#define DA9055_DAC_L_GAIN_STATUS	0x0C
40#define DA9055_DAC_R_GAIN_STATUS	0x0D
41#define DA9055_HP_L_GAIN_STATUS		0x0E
42#define DA9055_HP_R_GAIN_STATUS		0x0F
43#define DA9055_LINE_GAIN_STATUS		0x10
44
45/* System Initialisation Registers */
46#define DA9055_CIF_CTRL			0x20
47#define DA9055_DIG_ROUTING_AIF		0X21
48#define DA9055_SR			0x22
49#define DA9055_REFERENCES		0x23
50#define DA9055_PLL_FRAC_TOP		0x24
51#define DA9055_PLL_FRAC_BOT		0x25
52#define DA9055_PLL_INTEGER		0x26
53#define DA9055_PLL_CTRL			0x27
54#define DA9055_AIF_CLK_MODE		0x28
55#define DA9055_AIF_CTRL			0x29
56#define DA9055_DIG_ROUTING_DAC		0x2A
57#define DA9055_ALC_CTRL1		0x2B
58
59/* Input - Gain, Select and Filter Registers */
60#define DA9055_AUX_L_GAIN		0x30
61#define DA9055_AUX_R_GAIN		0x31
62#define DA9055_MIXIN_L_SELECT		0x32
63#define DA9055_MIXIN_R_SELECT		0x33
64#define DA9055_MIXIN_L_GAIN		0x34
65#define DA9055_MIXIN_R_GAIN		0x35
66#define DA9055_ADC_L_GAIN		0x36
67#define DA9055_ADC_R_GAIN		0x37
68#define DA9055_ADC_FILTERS1		0x38
69#define DA9055_MIC_L_GAIN		0x39
70#define DA9055_MIC_R_GAIN		0x3A
71
72/* Output - Gain, Select and Filter Registers */
73#define DA9055_DAC_FILTERS5		0x40
74#define DA9055_DAC_FILTERS2		0x41
75#define DA9055_DAC_FILTERS3		0x42
76#define DA9055_DAC_FILTERS4		0x43
77#define DA9055_DAC_FILTERS1		0x44
78#define DA9055_DAC_L_GAIN		0x45
79#define DA9055_DAC_R_GAIN		0x46
80#define DA9055_CP_CTRL			0x47
81#define DA9055_HP_L_GAIN		0x48
82#define DA9055_HP_R_GAIN		0x49
83#define DA9055_LINE_GAIN		0x4A
84#define DA9055_MIXOUT_L_SELECT		0x4B
85#define DA9055_MIXOUT_R_SELECT		0x4C
86
87/* System Controller Registers */
88#define DA9055_SYSTEM_MODES_INPUT	0x50
89#define DA9055_SYSTEM_MODES_OUTPUT	0x51
90
91/* Control Registers */
92#define DA9055_AUX_L_CTRL		0x60
93#define DA9055_AUX_R_CTRL		0x61
94#define DA9055_MIC_BIAS_CTRL		0x62
95#define DA9055_MIC_L_CTRL		0x63
96#define DA9055_MIC_R_CTRL		0x64
97#define DA9055_MIXIN_L_CTRL		0x65
98#define DA9055_MIXIN_R_CTRL		0x66
99#define DA9055_ADC_L_CTRL		0x67
100#define DA9055_ADC_R_CTRL		0x68
101#define DA9055_DAC_L_CTRL		0x69
102#define DA9055_DAC_R_CTRL		0x6A
103#define DA9055_HP_L_CTRL		0x6B
104#define DA9055_HP_R_CTRL		0x6C
105#define DA9055_LINE_CTRL		0x6D
106#define DA9055_MIXOUT_L_CTRL		0x6E
107#define DA9055_MIXOUT_R_CTRL		0x6F
108
109/* Configuration Registers */
110#define DA9055_LDO_CTRL			0x90
111#define DA9055_IO_CTRL			0x91
112#define DA9055_GAIN_RAMP_CTRL		0x92
113#define DA9055_MIC_CONFIG		0x93
114#define DA9055_PC_COUNT			0x94
115#define DA9055_CP_VOL_THRESHOLD1	0x95
116#define DA9055_CP_DELAY			0x96
117#define DA9055_CP_DETECTOR		0x97
118#define DA9055_AIF_OFFSET		0x98
119#define DA9055_DIG_CTRL			0x99
120#define DA9055_ALC_CTRL2		0x9A
121#define DA9055_ALC_CTRL3		0x9B
122#define DA9055_ALC_NOISE		0x9C
123#define DA9055_ALC_TARGET_MIN		0x9D
124#define DA9055_ALC_TARGET_MAX		0x9E
125#define DA9055_ALC_GAIN_LIMITS		0x9F
126#define DA9055_ALC_ANA_GAIN_LIMITS	0xA0
127#define DA9055_ALC_ANTICLIP_CTRL	0xA1
128#define DA9055_ALC_ANTICLIP_LEVEL	0xA2
129#define DA9055_ALC_OFFSET_OP2M_L	0xA6
130#define DA9055_ALC_OFFSET_OP2U_L	0xA7
131#define DA9055_ALC_OFFSET_OP2M_R	0xAB
132#define DA9055_ALC_OFFSET_OP2U_R	0xAC
133#define DA9055_ALC_CIC_OP_LVL_CTRL	0xAD
134#define DA9055_ALC_CIC_OP_LVL_DATA	0xAE
135#define DA9055_DAC_NG_SETUP_TIME	0xAF
136#define DA9055_DAC_NG_OFF_THRESHOLD	0xB0
137#define DA9055_DAC_NG_ON_THRESHOLD	0xB1
138#define DA9055_DAC_NG_CTRL		0xB2
139
140/* SR bit fields */
141#define DA9055_SR_8000			(0x1 << 0)
142#define DA9055_SR_11025			(0x2 << 0)
143#define DA9055_SR_12000			(0x3 << 0)
144#define DA9055_SR_16000			(0x5 << 0)
145#define DA9055_SR_22050			(0x6 << 0)
146#define DA9055_SR_24000			(0x7 << 0)
147#define DA9055_SR_32000			(0x9 << 0)
148#define DA9055_SR_44100			(0xA << 0)
149#define DA9055_SR_48000			(0xB << 0)
150#define DA9055_SR_88200			(0xE << 0)
151#define DA9055_SR_96000			(0xF << 0)
152
153/* REFERENCES bit fields */
154#define DA9055_BIAS_EN			(1 << 3)
155#define DA9055_VMID_EN			(1 << 7)
156
157/* PLL_CTRL bit fields */
158#define DA9055_PLL_INDIV_10_20_MHZ	(1 << 2)
159#define DA9055_PLL_SRM_EN		(1 << 6)
160#define DA9055_PLL_EN			(1 << 7)
161
162/* AIF_CLK_MODE bit fields */
163#define DA9055_AIF_BCLKS_PER_WCLK_32	(0 << 0)
164#define DA9055_AIF_BCLKS_PER_WCLK_64	(1 << 0)
165#define DA9055_AIF_BCLKS_PER_WCLK_128	(2 << 0)
166#define DA9055_AIF_BCLKS_PER_WCLK_256	(3 << 0)
167#define DA9055_AIF_CLK_EN_SLAVE_MODE	(0 << 7)
168#define DA9055_AIF_CLK_EN_MASTER_MODE	(1 << 7)
169
170/* AIF_CTRL bit fields */
171#define DA9055_AIF_FORMAT_I2S_MODE	(0 << 0)
172#define DA9055_AIF_FORMAT_LEFT_J	(1 << 0)
173#define DA9055_AIF_FORMAT_RIGHT_J	(2 << 0)
174#define DA9055_AIF_FORMAT_DSP		(3 << 0)
175#define DA9055_AIF_WORD_S16_LE		(0 << 2)
176#define DA9055_AIF_WORD_S20_3LE		(1 << 2)
177#define DA9055_AIF_WORD_S24_LE		(2 << 2)
178#define DA9055_AIF_WORD_S32_LE		(3 << 2)
179
180/* MIC_L_CTRL bit fields */
181#define DA9055_MIC_L_MUTE_EN		(1 << 6)
182
183/* MIC_R_CTRL bit fields */
184#define DA9055_MIC_R_MUTE_EN		(1 << 6)
185
186/* MIXIN_L_CTRL bit fields */
187#define DA9055_MIXIN_L_MIX_EN		(1 << 3)
188
189/* MIXIN_R_CTRL bit fields */
190#define DA9055_MIXIN_R_MIX_EN		(1 << 3)
191
192/* ADC_L_CTRL bit fields */
193#define DA9055_ADC_L_EN			(1 << 7)
194
195/* ADC_R_CTRL bit fields */
196#define DA9055_ADC_R_EN			(1 << 7)
197
198/* DAC_L_CTRL bit fields */
199#define DA9055_DAC_L_MUTE_EN		(1 << 6)
200
201/* DAC_R_CTRL bit fields */
202#define DA9055_DAC_R_MUTE_EN		(1 << 6)
203
204/* HP_L_CTRL bit fields */
205#define DA9055_HP_L_AMP_OE		(1 << 3)
206
207/* HP_R_CTRL bit fields */
208#define DA9055_HP_R_AMP_OE		(1 << 3)
209
210/* LINE_CTRL bit fields */
211#define DA9055_LINE_AMP_OE		(1 << 3)
212
213/* MIXOUT_L_CTRL bit fields */
214#define DA9055_MIXOUT_L_MIX_EN		(1 << 3)
215
216/* MIXOUT_R_CTRL bit fields */
217#define DA9055_MIXOUT_R_MIX_EN		(1 << 3)
218
219/* MIC bias select bit fields */
220#define DA9055_MICBIAS2_EN		(1 << 6)
221
222/* ALC_CIC_OP_LEVEL_CTRL bit fields */
223#define DA9055_ALC_DATA_MIDDLE		(2 << 0)
224#define DA9055_ALC_DATA_TOP		(3 << 0)
225#define DA9055_ALC_CIC_OP_CHANNEL_LEFT	(0 << 7)
226#define DA9055_ALC_CIC_OP_CHANNEL_RIGHT	(1 << 7)
227
228#define DA9055_AIF_BCLK_MASK		(3 << 0)
229#define DA9055_AIF_CLK_MODE_MASK	(1 << 7)
230#define DA9055_AIF_FORMAT_MASK		(3 << 0)
231#define DA9055_AIF_WORD_LENGTH_MASK	(3 << 2)
232#define DA9055_GAIN_RAMPING_EN		(1 << 5)
233#define DA9055_MICBIAS_LEVEL_MASK	(3 << 4)
234
235#define DA9055_ALC_OFFSET_15_8		0x00FF00
236#define DA9055_ALC_OFFSET_17_16		0x030000
237#define DA9055_ALC_AVG_ITERATIONS	5
238
239struct pll_div {
240	int fref;
241	int fout;
242	u8 frac_top;
243	u8 frac_bot;
244	u8 integer;
245	u8 mode;	/* 0 = slave, 1 = master */
246};
247
248/* PLL divisor table */
249static const struct pll_div da9055_pll_div[] = {
250	/* for MASTER mode, fs = 44.1Khz and its harmonics */
251	{11289600, 2822400, 0x00, 0x00, 0x20, 1},	/* MCLK=11.2896Mhz */
252	{12000000, 2822400, 0x03, 0x61, 0x1E, 1},	/* MCLK=12Mhz */
253	{12288000, 2822400, 0x0C, 0xCC, 0x1D, 1},	/* MCLK=12.288Mhz */
254	{13000000, 2822400, 0x19, 0x45, 0x1B, 1},	/* MCLK=13Mhz */
255	{13500000, 2822400, 0x18, 0x56, 0x1A, 1},	/* MCLK=13.5Mhz */
256	{14400000, 2822400, 0x02, 0xD0, 0x19, 1},	/* MCLK=14.4Mhz */
257	{19200000, 2822400, 0x1A, 0x1C, 0x12, 1},	/* MCLK=19.2Mhz */
258	{19680000, 2822400, 0x0B, 0x6D, 0x12, 1},	/* MCLK=19.68Mhz */
259	{19800000, 2822400, 0x07, 0xDD, 0x12, 1},	/* MCLK=19.8Mhz */
260	/* for MASTER mode, fs = 48Khz and its harmonics */
261	{11289600, 3072000, 0x1A, 0x8E, 0x22, 1},	/* MCLK=11.2896Mhz */
262	{12000000, 3072000, 0x18, 0x93, 0x20, 1},	/* MCLK=12Mhz */
263	{12288000, 3072000, 0x00, 0x00, 0x20, 1},	/* MCLK=12.288Mhz */
264	{13000000, 3072000, 0x07, 0xEA, 0x1E, 1},	/* MCLK=13Mhz */
265	{13500000, 3072000, 0x04, 0x11, 0x1D, 1},	/* MCLK=13.5Mhz */
266	{14400000, 3072000, 0x09, 0xD0, 0x1B, 1},	/* MCLK=14.4Mhz */
267	{19200000, 3072000, 0x0F, 0x5C, 0x14, 1},	/* MCLK=19.2Mhz */
268	{19680000, 3072000, 0x1F, 0x60, 0x13, 1},	/* MCLK=19.68Mhz */
269	{19800000, 3072000, 0x1B, 0x80, 0x13, 1},	/* MCLK=19.8Mhz */
270	/* for SLAVE mode with SRM */
271	{11289600, 2822400, 0x0D, 0x47, 0x21, 0},	/* MCLK=11.2896Mhz */
272	{12000000, 2822400, 0x0D, 0xFA, 0x1F, 0},	/* MCLK=12Mhz */
273	{12288000, 2822400, 0x16, 0x66, 0x1E, 0},	/* MCLK=12.288Mhz */
274	{13000000, 2822400, 0x00, 0x98, 0x1D, 0},	/* MCLK=13Mhz */
275	{13500000, 2822400, 0x1E, 0x33, 0x1B, 0},	/* MCLK=13.5Mhz */
276	{14400000, 2822400, 0x06, 0x50, 0x1A, 0},	/* MCLK=14.4Mhz */
277	{19200000, 2822400, 0x14, 0xBC, 0x13, 0},	/* MCLK=19.2Mhz */
278	{19680000, 2822400, 0x05, 0x66, 0x13, 0},	/* MCLK=19.68Mhz */
279	{19800000, 2822400, 0x01, 0xAE, 0x13, 0},	/* MCLK=19.8Mhz  */
280};
281
282enum clk_src {
283	DA9055_CLKSRC_MCLK
284};
285
286/* Gain and Volume */
287
288static const DECLARE_TLV_DB_RANGE(aux_vol_tlv,
289	0x0, 0x10, TLV_DB_SCALE_ITEM(-5400, 0, 0),
290	/* -54dB to 15dB */
291	0x11, 0x3f, TLV_DB_SCALE_ITEM(-5400, 150, 0)
292);
293
294static const DECLARE_TLV_DB_RANGE(digital_gain_tlv,
295	0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
296	/* -78dB to 12dB */
297	0x08, 0x7f, TLV_DB_SCALE_ITEM(-7800, 75, 0)
298);
299
300static const DECLARE_TLV_DB_RANGE(alc_analog_gain_tlv,
301	0x0, 0x0, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
302	/* 0dB to 36dB */
303	0x01, 0x07, TLV_DB_SCALE_ITEM(0, 600, 0)
304);
305
306static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, -600, 600, 0);
307static const DECLARE_TLV_DB_SCALE(mixin_gain_tlv, -450, 150, 0);
308static const DECLARE_TLV_DB_SCALE(eq_gain_tlv, -1050, 150, 0);
309static const DECLARE_TLV_DB_SCALE(hp_vol_tlv, -5700, 100, 0);
310static const DECLARE_TLV_DB_SCALE(lineout_vol_tlv, -4800, 100, 0);
311static const DECLARE_TLV_DB_SCALE(alc_threshold_tlv, -9450, 150, 0);
312static const DECLARE_TLV_DB_SCALE(alc_gain_tlv, 0, 600, 0);
313
314/* ADC and DAC high pass filter cutoff value */
315static const char * const da9055_hpf_cutoff_txt[] = {
316	"Fs/24000", "Fs/12000", "Fs/6000", "Fs/3000"
317};
318
319static SOC_ENUM_SINGLE_DECL(da9055_dac_hpf_cutoff,
320			    DA9055_DAC_FILTERS1, 4, da9055_hpf_cutoff_txt);
321
322static SOC_ENUM_SINGLE_DECL(da9055_adc_hpf_cutoff,
323			    DA9055_ADC_FILTERS1, 4, da9055_hpf_cutoff_txt);
324
325/* ADC and DAC voice mode (8kHz) high pass cutoff value */
326static const char * const da9055_vf_cutoff_txt[] = {
327	"2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz"
328};
329
330static SOC_ENUM_SINGLE_DECL(da9055_dac_vf_cutoff,
331			    DA9055_DAC_FILTERS1, 0, da9055_vf_cutoff_txt);
332
333static SOC_ENUM_SINGLE_DECL(da9055_adc_vf_cutoff,
334			    DA9055_ADC_FILTERS1, 0, da9055_vf_cutoff_txt);
335
336/* Gain ramping rate value */
337static const char * const da9055_gain_ramping_txt[] = {
338	"nominal rate", "nominal rate * 4", "nominal rate * 8",
339	"nominal rate / 8"
340};
341
342static SOC_ENUM_SINGLE_DECL(da9055_gain_ramping_rate,
343			    DA9055_GAIN_RAMP_CTRL, 0, da9055_gain_ramping_txt);
344
345/* DAC noise gate setup time value */
346static const char * const da9055_dac_ng_setup_time_txt[] = {
347	"256 samples", "512 samples", "1024 samples", "2048 samples"
348};
349
350static SOC_ENUM_SINGLE_DECL(da9055_dac_ng_setup_time,
351			    DA9055_DAC_NG_SETUP_TIME, 0,
352			    da9055_dac_ng_setup_time_txt);
353
354/* DAC noise gate rampup rate value */
355static const char * const da9055_dac_ng_rampup_txt[] = {
356	"0.02 ms/dB", "0.16 ms/dB"
357};
358
359static SOC_ENUM_SINGLE_DECL(da9055_dac_ng_rampup_rate,
360			    DA9055_DAC_NG_SETUP_TIME, 2,
361			    da9055_dac_ng_rampup_txt);
362
363/* DAC noise gate rampdown rate value */
364static const char * const da9055_dac_ng_rampdown_txt[] = {
365	"0.64 ms/dB", "20.48 ms/dB"
366};
367
368static SOC_ENUM_SINGLE_DECL(da9055_dac_ng_rampdown_rate,
369			    DA9055_DAC_NG_SETUP_TIME, 3,
370			    da9055_dac_ng_rampdown_txt);
371
372/* DAC soft mute rate value */
373static const char * const da9055_dac_soft_mute_rate_txt[] = {
374	"1", "2", "4", "8", "16", "32", "64"
375};
376
377static SOC_ENUM_SINGLE_DECL(da9055_dac_soft_mute_rate,
378			    DA9055_DAC_FILTERS5, 4,
379			    da9055_dac_soft_mute_rate_txt);
380
381/* DAC routing select */
382static const char * const da9055_dac_src_txt[] = {
383	"ADC output left", "ADC output right", "AIF input left",
384	"AIF input right"
385};
386
387static SOC_ENUM_SINGLE_DECL(da9055_dac_l_src,
388			    DA9055_DIG_ROUTING_DAC, 0, da9055_dac_src_txt);
389
390static SOC_ENUM_SINGLE_DECL(da9055_dac_r_src,
391			    DA9055_DIG_ROUTING_DAC, 4, da9055_dac_src_txt);
392
393/* MIC PGA Left source select */
394static const char * const da9055_mic_l_src_txt[] = {
395	"MIC1_P_N", "MIC1_P", "MIC1_N", "MIC2_L"
396};
397
398static SOC_ENUM_SINGLE_DECL(da9055_mic_l_src,
399			    DA9055_MIXIN_L_SELECT, 4, da9055_mic_l_src_txt);
400
401/* MIC PGA Right source select */
402static const char * const da9055_mic_r_src_txt[] = {
403	"MIC2_R_L", "MIC2_R", "MIC2_L"
404};
405
406static SOC_ENUM_SINGLE_DECL(da9055_mic_r_src,
407			    DA9055_MIXIN_R_SELECT, 4, da9055_mic_r_src_txt);
408
409/* ALC Input Signal Tracking rate select */
410static const char * const da9055_signal_tracking_rate_txt[] = {
411	"1/4", "1/16", "1/256", "1/65536"
412};
413
414static SOC_ENUM_SINGLE_DECL(da9055_integ_attack_rate,
415			    DA9055_ALC_CTRL3, 4,
416			    da9055_signal_tracking_rate_txt);
417
418static SOC_ENUM_SINGLE_DECL(da9055_integ_release_rate,
419			    DA9055_ALC_CTRL3, 6,
420			    da9055_signal_tracking_rate_txt);
421
422/* ALC Attack Rate select */
423static const char * const da9055_attack_rate_txt[] = {
424	"44/fs", "88/fs", "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs",
425	"5632/fs", "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
426};
427
428static SOC_ENUM_SINGLE_DECL(da9055_attack_rate,
429			    DA9055_ALC_CTRL2, 0, da9055_attack_rate_txt);
430
431/* ALC Release Rate select */
432static const char * const da9055_release_rate_txt[] = {
433	"176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs", "5632/fs",
434	"11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
435};
436
437static SOC_ENUM_SINGLE_DECL(da9055_release_rate,
438			    DA9055_ALC_CTRL2, 4, da9055_release_rate_txt);
439
440/* ALC Hold Time select */
441static const char * const da9055_hold_time_txt[] = {
442	"62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs",
443	"7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs",
444	"253952/fs", "507904/fs", "1015808/fs", "2031616/fs"
445};
446
447static SOC_ENUM_SINGLE_DECL(da9055_hold_time,
448			    DA9055_ALC_CTRL3, 0, da9055_hold_time_txt);
449
450static int da9055_get_alc_data(struct snd_soc_component *component, u8 reg_val)
451{
452	int mid_data, top_data;
453	int sum = 0;
454	u8 iteration;
455
456	for (iteration = 0; iteration < DA9055_ALC_AVG_ITERATIONS;
457	     iteration++) {
458		/* Select the left or right channel and capture data */
459		snd_soc_component_write(component, DA9055_ALC_CIC_OP_LVL_CTRL, reg_val);
460
461		/* Select middle 8 bits for read back from data register */
462		snd_soc_component_write(component, DA9055_ALC_CIC_OP_LVL_CTRL,
463			      reg_val | DA9055_ALC_DATA_MIDDLE);
464		mid_data = snd_soc_component_read(component, DA9055_ALC_CIC_OP_LVL_DATA);
465
466		/* Select top 8 bits for read back from data register */
467		snd_soc_component_write(component, DA9055_ALC_CIC_OP_LVL_CTRL,
468			      reg_val | DA9055_ALC_DATA_TOP);
469		top_data = snd_soc_component_read(component, DA9055_ALC_CIC_OP_LVL_DATA);
470
471		sum += ((mid_data << 8) | (top_data << 16));
472	}
473
474	return sum / DA9055_ALC_AVG_ITERATIONS;
475}
476
477static int da9055_put_alc_sw(struct snd_kcontrol *kcontrol,
478			     struct snd_ctl_elem_value *ucontrol)
479{
480	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
481	u8 reg_val, adc_left, adc_right, mic_left, mic_right;
482	int avg_left_data, avg_right_data, offset_l, offset_r;
483
484	if (ucontrol->value.integer.value[0]) {
485		/*
486		 * While enabling ALC (or ALC sync mode), calibration of the DC
487		 * offsets must be done first
488		 */
489
490		/* Save current values from Mic control registers */
491		mic_left = snd_soc_component_read(component, DA9055_MIC_L_CTRL);
492		mic_right = snd_soc_component_read(component, DA9055_MIC_R_CTRL);
493
494		/* Mute Mic PGA Left and Right */
495		snd_soc_component_update_bits(component, DA9055_MIC_L_CTRL,
496				    DA9055_MIC_L_MUTE_EN, DA9055_MIC_L_MUTE_EN);
497		snd_soc_component_update_bits(component, DA9055_MIC_R_CTRL,
498				    DA9055_MIC_R_MUTE_EN, DA9055_MIC_R_MUTE_EN);
499
500		/* Save current values from ADC control registers */
501		adc_left = snd_soc_component_read(component, DA9055_ADC_L_CTRL);
502		adc_right = snd_soc_component_read(component, DA9055_ADC_R_CTRL);
503
504		/* Enable ADC Left and Right */
505		snd_soc_component_update_bits(component, DA9055_ADC_L_CTRL,
506				    DA9055_ADC_L_EN, DA9055_ADC_L_EN);
507		snd_soc_component_update_bits(component, DA9055_ADC_R_CTRL,
508				    DA9055_ADC_R_EN, DA9055_ADC_R_EN);
509
510		/* Calculate average for Left and Right data */
511		/* Left Data */
512		avg_left_data = da9055_get_alc_data(component,
513				DA9055_ALC_CIC_OP_CHANNEL_LEFT);
514		/* Right Data */
515		avg_right_data = da9055_get_alc_data(component,
516				 DA9055_ALC_CIC_OP_CHANNEL_RIGHT);
517
518		/* Calculate DC offset */
519		offset_l = -avg_left_data;
520		offset_r = -avg_right_data;
521
522		reg_val = (offset_l & DA9055_ALC_OFFSET_15_8) >> 8;
523		snd_soc_component_write(component, DA9055_ALC_OFFSET_OP2M_L, reg_val);
524		reg_val = (offset_l & DA9055_ALC_OFFSET_17_16) >> 16;
525		snd_soc_component_write(component, DA9055_ALC_OFFSET_OP2U_L, reg_val);
526
527		reg_val = (offset_r & DA9055_ALC_OFFSET_15_8) >> 8;
528		snd_soc_component_write(component, DA9055_ALC_OFFSET_OP2M_R, reg_val);
529		reg_val = (offset_r & DA9055_ALC_OFFSET_17_16) >> 16;
530		snd_soc_component_write(component, DA9055_ALC_OFFSET_OP2U_R, reg_val);
531
532		/* Restore original values of ADC control registers */
533		snd_soc_component_write(component, DA9055_ADC_L_CTRL, adc_left);
534		snd_soc_component_write(component, DA9055_ADC_R_CTRL, adc_right);
535
536		/* Restore original values of Mic control registers */
537		snd_soc_component_write(component, DA9055_MIC_L_CTRL, mic_left);
538		snd_soc_component_write(component, DA9055_MIC_R_CTRL, mic_right);
539	}
540
541	return snd_soc_put_volsw(kcontrol, ucontrol);
542}
543
544static const struct snd_kcontrol_new da9055_snd_controls[] = {
545
546	/* Volume controls */
547	SOC_DOUBLE_R_TLV("Mic Volume",
548			 DA9055_MIC_L_GAIN, DA9055_MIC_R_GAIN,
549			 0, 0x7, 0, mic_vol_tlv),
550	SOC_DOUBLE_R_TLV("Aux Volume",
551			 DA9055_AUX_L_GAIN, DA9055_AUX_R_GAIN,
552			 0, 0x3f, 0, aux_vol_tlv),
553	SOC_DOUBLE_R_TLV("Mixin PGA Volume",
554			 DA9055_MIXIN_L_GAIN, DA9055_MIXIN_R_GAIN,
555			 0, 0xf, 0, mixin_gain_tlv),
556	SOC_DOUBLE_R_TLV("ADC Volume",
557			 DA9055_ADC_L_GAIN, DA9055_ADC_R_GAIN,
558			 0, 0x7f, 0, digital_gain_tlv),
559
560	SOC_DOUBLE_R_TLV("DAC Volume",
561			 DA9055_DAC_L_GAIN, DA9055_DAC_R_GAIN,
562			 0, 0x7f, 0, digital_gain_tlv),
563	SOC_DOUBLE_R_TLV("Headphone Volume",
564			 DA9055_HP_L_GAIN, DA9055_HP_R_GAIN,
565			 0, 0x3f, 0, hp_vol_tlv),
566	SOC_SINGLE_TLV("Lineout Volume", DA9055_LINE_GAIN, 0, 0x3f, 0,
567		       lineout_vol_tlv),
568
569	/* DAC Equalizer controls */
570	SOC_SINGLE("DAC EQ Switch", DA9055_DAC_FILTERS4, 7, 1, 0),
571	SOC_SINGLE_TLV("DAC EQ1 Volume", DA9055_DAC_FILTERS2, 0, 0xf, 0,
572		       eq_gain_tlv),
573	SOC_SINGLE_TLV("DAC EQ2 Volume", DA9055_DAC_FILTERS2, 4, 0xf, 0,
574		       eq_gain_tlv),
575	SOC_SINGLE_TLV("DAC EQ3 Volume", DA9055_DAC_FILTERS3, 0, 0xf, 0,
576		       eq_gain_tlv),
577	SOC_SINGLE_TLV("DAC EQ4 Volume", DA9055_DAC_FILTERS3, 4, 0xf, 0,
578		       eq_gain_tlv),
579	SOC_SINGLE_TLV("DAC EQ5 Volume", DA9055_DAC_FILTERS4, 0, 0xf, 0,
580		       eq_gain_tlv),
581
582	/* High Pass Filter and Voice Mode controls */
583	SOC_SINGLE("ADC HPF Switch", DA9055_ADC_FILTERS1, 7, 1, 0),
584	SOC_ENUM("ADC HPF Cutoff", da9055_adc_hpf_cutoff),
585	SOC_SINGLE("ADC Voice Mode Switch", DA9055_ADC_FILTERS1, 3, 1, 0),
586	SOC_ENUM("ADC Voice Cutoff", da9055_adc_vf_cutoff),
587
588	SOC_SINGLE("DAC HPF Switch", DA9055_DAC_FILTERS1, 7, 1, 0),
589	SOC_ENUM("DAC HPF Cutoff", da9055_dac_hpf_cutoff),
590	SOC_SINGLE("DAC Voice Mode Switch", DA9055_DAC_FILTERS1, 3, 1, 0),
591	SOC_ENUM("DAC Voice Cutoff", da9055_dac_vf_cutoff),
592
593	/* Mute controls */
594	SOC_DOUBLE_R("Mic Switch", DA9055_MIC_L_CTRL,
595		     DA9055_MIC_R_CTRL, 6, 1, 0),
596	SOC_DOUBLE_R("Aux Switch", DA9055_AUX_L_CTRL,
597		     DA9055_AUX_R_CTRL, 6, 1, 0),
598	SOC_DOUBLE_R("Mixin PGA Switch", DA9055_MIXIN_L_CTRL,
599		     DA9055_MIXIN_R_CTRL, 6, 1, 0),
600	SOC_DOUBLE_R("ADC Switch", DA9055_ADC_L_CTRL,
601		     DA9055_ADC_R_CTRL, 6, 1, 0),
602	SOC_DOUBLE_R("Headphone Switch", DA9055_HP_L_CTRL,
603		     DA9055_HP_R_CTRL, 6, 1, 0),
604	SOC_SINGLE("Lineout Switch", DA9055_LINE_CTRL, 6, 1, 0),
605	SOC_SINGLE("DAC Soft Mute Switch", DA9055_DAC_FILTERS5, 7, 1, 0),
606	SOC_ENUM("DAC Soft Mute Rate", da9055_dac_soft_mute_rate),
607
608	/* Zero Cross controls */
609	SOC_DOUBLE_R("Aux ZC Switch", DA9055_AUX_L_CTRL,
610		     DA9055_AUX_R_CTRL, 4, 1, 0),
611	SOC_DOUBLE_R("Mixin PGA ZC Switch", DA9055_MIXIN_L_CTRL,
612		     DA9055_MIXIN_R_CTRL, 4, 1, 0),
613	SOC_DOUBLE_R("Headphone ZC Switch", DA9055_HP_L_CTRL,
614		     DA9055_HP_R_CTRL, 4, 1, 0),
615	SOC_SINGLE("Lineout ZC Switch", DA9055_LINE_CTRL, 4, 1, 0),
616
617	/* Gain Ramping controls */
618	SOC_DOUBLE_R("Aux Gain Ramping Switch", DA9055_AUX_L_CTRL,
619		     DA9055_AUX_R_CTRL, 5, 1, 0),
620	SOC_DOUBLE_R("Mixin Gain Ramping Switch", DA9055_MIXIN_L_CTRL,
621		     DA9055_MIXIN_R_CTRL, 5, 1, 0),
622	SOC_DOUBLE_R("ADC Gain Ramping Switch", DA9055_ADC_L_CTRL,
623		     DA9055_ADC_R_CTRL, 5, 1, 0),
624	SOC_DOUBLE_R("DAC Gain Ramping Switch", DA9055_DAC_L_CTRL,
625		     DA9055_DAC_R_CTRL, 5, 1, 0),
626	SOC_DOUBLE_R("Headphone Gain Ramping Switch", DA9055_HP_L_CTRL,
627		     DA9055_HP_R_CTRL, 5, 1, 0),
628	SOC_SINGLE("Lineout Gain Ramping Switch", DA9055_LINE_CTRL, 5, 1, 0),
629	SOC_ENUM("Gain Ramping Rate", da9055_gain_ramping_rate),
630
631	/* DAC Noise Gate controls */
632	SOC_SINGLE("DAC NG Switch", DA9055_DAC_NG_CTRL, 7, 1, 0),
633	SOC_SINGLE("DAC NG ON Threshold", DA9055_DAC_NG_ON_THRESHOLD,
634		   0, 0x7, 0),
635	SOC_SINGLE("DAC NG OFF Threshold", DA9055_DAC_NG_OFF_THRESHOLD,
636		   0, 0x7, 0),
637	SOC_ENUM("DAC NG Setup Time", da9055_dac_ng_setup_time),
638	SOC_ENUM("DAC NG Rampup Rate", da9055_dac_ng_rampup_rate),
639	SOC_ENUM("DAC NG Rampdown Rate", da9055_dac_ng_rampdown_rate),
640
641	/* DAC Invertion control */
642	SOC_SINGLE("DAC Left Invert", DA9055_DIG_CTRL, 3, 1, 0),
643	SOC_SINGLE("DAC Right Invert", DA9055_DIG_CTRL, 7, 1, 0),
644
645	/* DMIC controls */
646	SOC_DOUBLE_R("DMIC Switch", DA9055_MIXIN_L_SELECT,
647		     DA9055_MIXIN_R_SELECT, 7, 1, 0),
648
649	/* ALC Controls */
650	SOC_DOUBLE_EXT("ALC Switch", DA9055_ALC_CTRL1, 3, 7, 1, 0,
651		       snd_soc_get_volsw, da9055_put_alc_sw),
652	SOC_SINGLE_EXT("ALC Sync Mode Switch", DA9055_ALC_CTRL1, 1, 1, 0,
653		       snd_soc_get_volsw, da9055_put_alc_sw),
654	SOC_SINGLE("ALC Offset Switch", DA9055_ALC_CTRL1, 0, 1, 0),
655	SOC_SINGLE("ALC Anticlip Mode Switch", DA9055_ALC_ANTICLIP_CTRL,
656		   7, 1, 0),
657	SOC_SINGLE("ALC Anticlip Level", DA9055_ALC_ANTICLIP_LEVEL,
658		   0, 0x7f, 0),
659	SOC_SINGLE_TLV("ALC Min Threshold Volume", DA9055_ALC_TARGET_MIN,
660		       0, 0x3f, 1, alc_threshold_tlv),
661	SOC_SINGLE_TLV("ALC Max Threshold Volume", DA9055_ALC_TARGET_MAX,
662		       0, 0x3f, 1, alc_threshold_tlv),
663	SOC_SINGLE_TLV("ALC Noise Threshold Volume", DA9055_ALC_NOISE,
664		       0, 0x3f, 1, alc_threshold_tlv),
665	SOC_SINGLE_TLV("ALC Max Gain Volume", DA9055_ALC_GAIN_LIMITS,
666		       4, 0xf, 0, alc_gain_tlv),
667	SOC_SINGLE_TLV("ALC Max Attenuation Volume", DA9055_ALC_GAIN_LIMITS,
668		       0, 0xf, 0, alc_gain_tlv),
669	SOC_SINGLE_TLV("ALC Min Analog Gain Volume",
670		       DA9055_ALC_ANA_GAIN_LIMITS,
671		       0, 0x7, 0, alc_analog_gain_tlv),
672	SOC_SINGLE_TLV("ALC Max Analog Gain Volume",
673		       DA9055_ALC_ANA_GAIN_LIMITS,
674		       4, 0x7, 0, alc_analog_gain_tlv),
675	SOC_ENUM("ALC Attack Rate", da9055_attack_rate),
676	SOC_ENUM("ALC Release Rate", da9055_release_rate),
677	SOC_ENUM("ALC Hold Time", da9055_hold_time),
678	/*
679	 * Rate at which input signal envelope is tracked as the signal gets
680	 * larger
681	 */
682	SOC_ENUM("ALC Integ Attack Rate", da9055_integ_attack_rate),
683	/*
684	 * Rate at which input signal envelope is tracked as the signal gets
685	 * smaller
686	 */
687	SOC_ENUM("ALC Integ Release Rate", da9055_integ_release_rate),
688};
689
690/* DAPM Controls */
691
692/* Mic PGA Left Source */
693static const struct snd_kcontrol_new da9055_mic_l_mux_controls =
694SOC_DAPM_ENUM("Route", da9055_mic_l_src);
695
696/* Mic PGA Right Source */
697static const struct snd_kcontrol_new da9055_mic_r_mux_controls =
698SOC_DAPM_ENUM("Route", da9055_mic_r_src);
699
700/* In Mixer Left */
701static const struct snd_kcontrol_new da9055_dapm_mixinl_controls[] = {
702	SOC_DAPM_SINGLE("Aux Left Switch", DA9055_MIXIN_L_SELECT, 0, 1, 0),
703	SOC_DAPM_SINGLE("Mic Left Switch", DA9055_MIXIN_L_SELECT, 1, 1, 0),
704	SOC_DAPM_SINGLE("Mic Right Switch", DA9055_MIXIN_L_SELECT, 2, 1, 0),
705};
706
707/* In Mixer Right */
708static const struct snd_kcontrol_new da9055_dapm_mixinr_controls[] = {
709	SOC_DAPM_SINGLE("Aux Right Switch", DA9055_MIXIN_R_SELECT, 0, 1, 0),
710	SOC_DAPM_SINGLE("Mic Right Switch", DA9055_MIXIN_R_SELECT, 1, 1, 0),
711	SOC_DAPM_SINGLE("Mic Left Switch", DA9055_MIXIN_R_SELECT, 2, 1, 0),
712	SOC_DAPM_SINGLE("Mixin Left Switch", DA9055_MIXIN_R_SELECT, 3, 1, 0),
713};
714
715/* DAC Left Source */
716static const struct snd_kcontrol_new da9055_dac_l_mux_controls =
717SOC_DAPM_ENUM("Route", da9055_dac_l_src);
718
719/* DAC Right Source */
720static const struct snd_kcontrol_new da9055_dac_r_mux_controls =
721SOC_DAPM_ENUM("Route", da9055_dac_r_src);
722
723/* Out Mixer Left */
724static const struct snd_kcontrol_new da9055_dapm_mixoutl_controls[] = {
725	SOC_DAPM_SINGLE("Aux Left Switch", DA9055_MIXOUT_L_SELECT, 0, 1, 0),
726	SOC_DAPM_SINGLE("Mixin Left Switch", DA9055_MIXOUT_L_SELECT, 1, 1, 0),
727	SOC_DAPM_SINGLE("Mixin Right Switch", DA9055_MIXOUT_L_SELECT, 2, 1, 0),
728	SOC_DAPM_SINGLE("DAC Left Switch", DA9055_MIXOUT_L_SELECT, 3, 1, 0),
729	SOC_DAPM_SINGLE("Aux Left Invert Switch", DA9055_MIXOUT_L_SELECT,
730			4, 1, 0),
731	SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA9055_MIXOUT_L_SELECT,
732			5, 1, 0),
733	SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA9055_MIXOUT_L_SELECT,
734			6, 1, 0),
735};
736
737/* Out Mixer Right */
738static const struct snd_kcontrol_new da9055_dapm_mixoutr_controls[] = {
739	SOC_DAPM_SINGLE("Aux Right Switch", DA9055_MIXOUT_R_SELECT, 0, 1, 0),
740	SOC_DAPM_SINGLE("Mixin Right Switch", DA9055_MIXOUT_R_SELECT, 1, 1, 0),
741	SOC_DAPM_SINGLE("Mixin Left Switch", DA9055_MIXOUT_R_SELECT, 2, 1, 0),
742	SOC_DAPM_SINGLE("DAC Right Switch", DA9055_MIXOUT_R_SELECT, 3, 1, 0),
743	SOC_DAPM_SINGLE("Aux Right Invert Switch", DA9055_MIXOUT_R_SELECT,
744			4, 1, 0),
745	SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA9055_MIXOUT_R_SELECT,
746			5, 1, 0),
747	SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA9055_MIXOUT_R_SELECT,
748			6, 1, 0),
749};
750
751/* Headphone Output Enable */
752static const struct snd_kcontrol_new da9055_dapm_hp_l_control =
753SOC_DAPM_SINGLE("Switch", DA9055_HP_L_CTRL, 3, 1, 0);
754
755static const struct snd_kcontrol_new da9055_dapm_hp_r_control =
756SOC_DAPM_SINGLE("Switch", DA9055_HP_R_CTRL, 3, 1, 0);
757
758/* Lineout Output Enable */
759static const struct snd_kcontrol_new da9055_dapm_lineout_control =
760SOC_DAPM_SINGLE("Switch", DA9055_LINE_CTRL, 3, 1, 0);
761
762/* DAPM widgets */
763static const struct snd_soc_dapm_widget da9055_dapm_widgets[] = {
764	/* Input Side */
765
766	/* Input Lines */
767	SND_SOC_DAPM_INPUT("MIC1"),
768	SND_SOC_DAPM_INPUT("MIC2"),
769	SND_SOC_DAPM_INPUT("AUXL"),
770	SND_SOC_DAPM_INPUT("AUXR"),
771
772	/* MUXs for Mic PGA source selection */
773	SND_SOC_DAPM_MUX("Mic Left Source", SND_SOC_NOPM, 0, 0,
774			 &da9055_mic_l_mux_controls),
775	SND_SOC_DAPM_MUX("Mic Right Source", SND_SOC_NOPM, 0, 0,
776			 &da9055_mic_r_mux_controls),
777
778	/* Input PGAs */
779	SND_SOC_DAPM_PGA("Mic Left", DA9055_MIC_L_CTRL, 7, 0, NULL, 0),
780	SND_SOC_DAPM_PGA("Mic Right", DA9055_MIC_R_CTRL, 7, 0, NULL, 0),
781	SND_SOC_DAPM_PGA("Aux Left", DA9055_AUX_L_CTRL, 7, 0, NULL, 0),
782	SND_SOC_DAPM_PGA("Aux Right", DA9055_AUX_R_CTRL, 7, 0, NULL, 0),
783	SND_SOC_DAPM_PGA("MIXIN Left", DA9055_MIXIN_L_CTRL, 7, 0, NULL, 0),
784	SND_SOC_DAPM_PGA("MIXIN Right", DA9055_MIXIN_R_CTRL, 7, 0, NULL, 0),
785
786	SND_SOC_DAPM_SUPPLY("Mic Bias", DA9055_MIC_BIAS_CTRL, 7, 0, NULL, 0),
787	SND_SOC_DAPM_SUPPLY("AIF", DA9055_AIF_CTRL, 7, 0, NULL, 0),
788	SND_SOC_DAPM_SUPPLY("Charge Pump", DA9055_CP_CTRL, 7, 0, NULL, 0),
789
790	/* Input Mixers */
791	SND_SOC_DAPM_MIXER("In Mixer Left", SND_SOC_NOPM, 0, 0,
792			   &da9055_dapm_mixinl_controls[0],
793			   ARRAY_SIZE(da9055_dapm_mixinl_controls)),
794	SND_SOC_DAPM_MIXER("In Mixer Right", SND_SOC_NOPM, 0, 0,
795			   &da9055_dapm_mixinr_controls[0],
796			   ARRAY_SIZE(da9055_dapm_mixinr_controls)),
797
798	/* ADCs */
799	SND_SOC_DAPM_ADC("ADC Left", "Capture", DA9055_ADC_L_CTRL, 7, 0),
800	SND_SOC_DAPM_ADC("ADC Right", "Capture", DA9055_ADC_R_CTRL, 7, 0),
801
802	/* Output Side */
803
804	/* MUXs for DAC source selection */
805	SND_SOC_DAPM_MUX("DAC Left Source", SND_SOC_NOPM, 0, 0,
806			 &da9055_dac_l_mux_controls),
807	SND_SOC_DAPM_MUX("DAC Right Source", SND_SOC_NOPM, 0, 0,
808			 &da9055_dac_r_mux_controls),
809
810	/* AIF input */
811	SND_SOC_DAPM_AIF_IN("AIFIN Left", "Playback", 0, SND_SOC_NOPM, 0, 0),
812	SND_SOC_DAPM_AIF_IN("AIFIN Right", "Playback", 0, SND_SOC_NOPM, 0, 0),
813
814	/* DACs */
815	SND_SOC_DAPM_DAC("DAC Left", "Playback", DA9055_DAC_L_CTRL, 7, 0),
816	SND_SOC_DAPM_DAC("DAC Right", "Playback", DA9055_DAC_R_CTRL, 7, 0),
817
818	/* Output Mixers */
819	SND_SOC_DAPM_MIXER("Out Mixer Left", SND_SOC_NOPM, 0, 0,
820			   &da9055_dapm_mixoutl_controls[0],
821			   ARRAY_SIZE(da9055_dapm_mixoutl_controls)),
822	SND_SOC_DAPM_MIXER("Out Mixer Right", SND_SOC_NOPM, 0, 0,
823			   &da9055_dapm_mixoutr_controls[0],
824			   ARRAY_SIZE(da9055_dapm_mixoutr_controls)),
825
826	/* Output Enable Switches */
827	SND_SOC_DAPM_SWITCH("Headphone Left Enable", SND_SOC_NOPM, 0, 0,
828			    &da9055_dapm_hp_l_control),
829	SND_SOC_DAPM_SWITCH("Headphone Right Enable", SND_SOC_NOPM, 0, 0,
830			    &da9055_dapm_hp_r_control),
831	SND_SOC_DAPM_SWITCH("Lineout Enable", SND_SOC_NOPM, 0, 0,
832			    &da9055_dapm_lineout_control),
833
834	/* Output PGAs */
835	SND_SOC_DAPM_PGA("MIXOUT Left", DA9055_MIXOUT_L_CTRL, 7, 0, NULL, 0),
836	SND_SOC_DAPM_PGA("MIXOUT Right", DA9055_MIXOUT_R_CTRL, 7, 0, NULL, 0),
837	SND_SOC_DAPM_PGA("Lineout", DA9055_LINE_CTRL, 7, 0, NULL, 0),
838	SND_SOC_DAPM_PGA("Headphone Left", DA9055_HP_L_CTRL, 7, 0, NULL, 0),
839	SND_SOC_DAPM_PGA("Headphone Right", DA9055_HP_R_CTRL, 7, 0, NULL, 0),
840
841	/* Output Lines */
842	SND_SOC_DAPM_OUTPUT("HPL"),
843	SND_SOC_DAPM_OUTPUT("HPR"),
844	SND_SOC_DAPM_OUTPUT("LINE"),
845};
846
847/* DAPM audio route definition */
848static const struct snd_soc_dapm_route da9055_audio_map[] = {
849	/* Dest       Connecting Widget    source */
850
851	/* Input path */
852	{"Mic Left Source", "MIC1_P_N", "MIC1"},
853	{"Mic Left Source", "MIC1_P", "MIC1"},
854	{"Mic Left Source", "MIC1_N", "MIC1"},
855	{"Mic Left Source", "MIC2_L", "MIC2"},
856
857	{"Mic Right Source", "MIC2_R_L", "MIC2"},
858	{"Mic Right Source", "MIC2_R", "MIC2"},
859	{"Mic Right Source", "MIC2_L", "MIC2"},
860
861	{"Mic Left", NULL, "Mic Left Source"},
862	{"Mic Right", NULL, "Mic Right Source"},
863
864	{"Aux Left", NULL, "AUXL"},
865	{"Aux Right", NULL, "AUXR"},
866
867	{"In Mixer Left", "Mic Left Switch", "Mic Left"},
868	{"In Mixer Left", "Mic Right Switch", "Mic Right"},
869	{"In Mixer Left", "Aux Left Switch", "Aux Left"},
870
871	{"In Mixer Right", "Mic Right Switch", "Mic Right"},
872	{"In Mixer Right", "Mic Left Switch", "Mic Left"},
873	{"In Mixer Right", "Aux Right Switch", "Aux Right"},
874	{"In Mixer Right", "Mixin Left Switch", "MIXIN Left"},
875
876	{"MIXIN Left", NULL, "In Mixer Left"},
877	{"ADC Left", NULL, "MIXIN Left"},
878
879	{"MIXIN Right", NULL, "In Mixer Right"},
880	{"ADC Right", NULL, "MIXIN Right"},
881
882	{"ADC Left", NULL, "AIF"},
883	{"ADC Right", NULL, "AIF"},
884
885	/* Output path */
886	{"AIFIN Left", NULL, "AIF"},
887	{"AIFIN Right", NULL, "AIF"},
888
889	{"DAC Left Source", "ADC output left", "ADC Left"},
890	{"DAC Left Source", "ADC output right", "ADC Right"},
891	{"DAC Left Source", "AIF input left", "AIFIN Left"},
892	{"DAC Left Source", "AIF input right", "AIFIN Right"},
893
894	{"DAC Right Source", "ADC output left", "ADC Left"},
895	{"DAC Right Source", "ADC output right", "ADC Right"},
896	{"DAC Right Source", "AIF input left", "AIFIN Left"},
897	{"DAC Right Source", "AIF input right", "AIFIN Right"},
898
899	{"DAC Left", NULL, "DAC Left Source"},
900	{"DAC Right", NULL, "DAC Right Source"},
901
902	{"Out Mixer Left", "Aux Left Switch", "Aux Left"},
903	{"Out Mixer Left", "Mixin Left Switch", "MIXIN Left"},
904	{"Out Mixer Left", "Mixin Right Switch", "MIXIN Right"},
905	{"Out Mixer Left", "Aux Left Invert Switch", "Aux Left"},
906	{"Out Mixer Left", "Mixin Left Invert Switch", "MIXIN Left"},
907	{"Out Mixer Left", "Mixin Right Invert Switch", "MIXIN Right"},
908	{"Out Mixer Left", "DAC Left Switch", "DAC Left"},
909
910	{"Out Mixer Right", "Aux Right Switch", "Aux Right"},
911	{"Out Mixer Right", "Mixin Right Switch", "MIXIN Right"},
912	{"Out Mixer Right", "Mixin Left Switch", "MIXIN Left"},
913	{"Out Mixer Right", "Aux Right Invert Switch", "Aux Right"},
914	{"Out Mixer Right", "Mixin Right Invert Switch", "MIXIN Right"},
915	{"Out Mixer Right", "Mixin Left Invert Switch", "MIXIN Left"},
916	{"Out Mixer Right", "DAC Right Switch", "DAC Right"},
917
918	{"MIXOUT Left", NULL, "Out Mixer Left"},
919	{"Headphone Left Enable", "Switch", "MIXOUT Left"},
920	{"Headphone Left", NULL, "Headphone Left Enable"},
921	{"Headphone Left", NULL, "Charge Pump"},
922	{"HPL", NULL, "Headphone Left"},
923
924	{"MIXOUT Right", NULL, "Out Mixer Right"},
925	{"Headphone Right Enable", "Switch", "MIXOUT Right"},
926	{"Headphone Right", NULL, "Headphone Right Enable"},
927	{"Headphone Right", NULL, "Charge Pump"},
928	{"HPR", NULL, "Headphone Right"},
929
930	{"MIXOUT Right", NULL, "Out Mixer Right"},
931	{"Lineout Enable", "Switch", "MIXOUT Right"},
932	{"Lineout", NULL, "Lineout Enable"},
933	{"LINE", NULL, "Lineout"},
934};
935
936/* Codec private data */
937struct da9055_priv {
938	struct regmap *regmap;
939	unsigned int mclk_rate;
940	int master;
941	struct da9055_platform_data *pdata;
942};
943
944static const struct reg_default da9055_reg_defaults[] = {
945	{ 0x21, 0x10 },
946	{ 0x22, 0x0A },
947	{ 0x23, 0x00 },
948	{ 0x24, 0x00 },
949	{ 0x25, 0x00 },
950	{ 0x26, 0x00 },
951	{ 0x27, 0x0C },
952	{ 0x28, 0x01 },
953	{ 0x29, 0x08 },
954	{ 0x2A, 0x32 },
955	{ 0x2B, 0x00 },
956	{ 0x30, 0x35 },
957	{ 0x31, 0x35 },
958	{ 0x32, 0x00 },
959	{ 0x33, 0x00 },
960	{ 0x34, 0x03 },
961	{ 0x35, 0x03 },
962	{ 0x36, 0x6F },
963	{ 0x37, 0x6F },
964	{ 0x38, 0x80 },
965	{ 0x39, 0x01 },
966	{ 0x3A, 0x01 },
967	{ 0x40, 0x00 },
968	{ 0x41, 0x88 },
969	{ 0x42, 0x88 },
970	{ 0x43, 0x08 },
971	{ 0x44, 0x80 },
972	{ 0x45, 0x6F },
973	{ 0x46, 0x6F },
974	{ 0x47, 0x61 },
975	{ 0x48, 0x35 },
976	{ 0x49, 0x35 },
977	{ 0x4A, 0x35 },
978	{ 0x4B, 0x00 },
979	{ 0x4C, 0x00 },
980	{ 0x60, 0x44 },
981	{ 0x61, 0x44 },
982	{ 0x62, 0x00 },
983	{ 0x63, 0x40 },
984	{ 0x64, 0x40 },
985	{ 0x65, 0x40 },
986	{ 0x66, 0x40 },
987	{ 0x67, 0x40 },
988	{ 0x68, 0x40 },
989	{ 0x69, 0x48 },
990	{ 0x6A, 0x40 },
991	{ 0x6B, 0x41 },
992	{ 0x6C, 0x40 },
993	{ 0x6D, 0x40 },
994	{ 0x6E, 0x10 },
995	{ 0x6F, 0x10 },
996	{ 0x90, 0x80 },
997	{ 0x92, 0x02 },
998	{ 0x93, 0x00 },
999	{ 0x99, 0x00 },
1000	{ 0x9A, 0x00 },
1001	{ 0x9B, 0x00 },
1002	{ 0x9C, 0x3F },
1003	{ 0x9D, 0x00 },
1004	{ 0x9E, 0x3F },
1005	{ 0x9F, 0xFF },
1006	{ 0xA0, 0x71 },
1007	{ 0xA1, 0x00 },
1008	{ 0xA2, 0x00 },
1009	{ 0xA6, 0x00 },
1010	{ 0xA7, 0x00 },
1011	{ 0xAB, 0x00 },
1012	{ 0xAC, 0x00 },
1013	{ 0xAD, 0x00 },
1014	{ 0xAF, 0x08 },
1015	{ 0xB0, 0x00 },
1016	{ 0xB1, 0x00 },
1017	{ 0xB2, 0x00 },
1018};
1019
1020static bool da9055_volatile_register(struct device *dev,
1021				     unsigned int reg)
1022{
1023	switch (reg) {
1024	case DA9055_STATUS1:
1025	case DA9055_PLL_STATUS:
1026	case DA9055_AUX_L_GAIN_STATUS:
1027	case DA9055_AUX_R_GAIN_STATUS:
1028	case DA9055_MIC_L_GAIN_STATUS:
1029	case DA9055_MIC_R_GAIN_STATUS:
1030	case DA9055_MIXIN_L_GAIN_STATUS:
1031	case DA9055_MIXIN_R_GAIN_STATUS:
1032	case DA9055_ADC_L_GAIN_STATUS:
1033	case DA9055_ADC_R_GAIN_STATUS:
1034	case DA9055_DAC_L_GAIN_STATUS:
1035	case DA9055_DAC_R_GAIN_STATUS:
1036	case DA9055_HP_L_GAIN_STATUS:
1037	case DA9055_HP_R_GAIN_STATUS:
1038	case DA9055_LINE_GAIN_STATUS:
1039	case DA9055_ALC_CIC_OP_LVL_DATA:
1040		return true;
1041	default:
1042		return false;
1043	}
1044}
1045
1046/* Set DAI word length */
1047static int da9055_hw_params(struct snd_pcm_substream *substream,
1048			    struct snd_pcm_hw_params *params,
1049			    struct snd_soc_dai *dai)
1050{
1051	struct snd_soc_component *component = dai->component;
1052	struct da9055_priv *da9055 = snd_soc_component_get_drvdata(component);
1053	u8 aif_ctrl, fs;
1054	u32 sysclk;
1055
1056	switch (params_width(params)) {
1057	case 16:
1058		aif_ctrl = DA9055_AIF_WORD_S16_LE;
1059		break;
1060	case 20:
1061		aif_ctrl = DA9055_AIF_WORD_S20_3LE;
1062		break;
1063	case 24:
1064		aif_ctrl = DA9055_AIF_WORD_S24_LE;
1065		break;
1066	case 32:
1067		aif_ctrl = DA9055_AIF_WORD_S32_LE;
1068		break;
1069	default:
1070		return -EINVAL;
1071	}
1072
1073	/* Set AIF format */
1074	snd_soc_component_update_bits(component, DA9055_AIF_CTRL, DA9055_AIF_WORD_LENGTH_MASK,
1075			    aif_ctrl);
1076
1077	switch (params_rate(params)) {
1078	case 8000:
1079		fs		= DA9055_SR_8000;
1080		sysclk		= 3072000;
1081		break;
1082	case 11025:
1083		fs		= DA9055_SR_11025;
1084		sysclk		= 2822400;
1085		break;
1086	case 12000:
1087		fs		= DA9055_SR_12000;
1088		sysclk		= 3072000;
1089		break;
1090	case 16000:
1091		fs		= DA9055_SR_16000;
1092		sysclk		= 3072000;
1093		break;
1094	case 22050:
1095		fs		= DA9055_SR_22050;
1096		sysclk		= 2822400;
1097		break;
1098	case 32000:
1099		fs		= DA9055_SR_32000;
1100		sysclk		= 3072000;
1101		break;
1102	case 44100:
1103		fs		= DA9055_SR_44100;
1104		sysclk		= 2822400;
1105		break;
1106	case 48000:
1107		fs		= DA9055_SR_48000;
1108		sysclk		= 3072000;
1109		break;
1110	case 88200:
1111		fs		= DA9055_SR_88200;
1112		sysclk		= 2822400;
1113		break;
1114	case 96000:
1115		fs		= DA9055_SR_96000;
1116		sysclk		= 3072000;
1117		break;
1118	default:
1119		return -EINVAL;
1120	}
1121
1122	if (da9055->mclk_rate) {
1123		/* PLL Mode, Write actual FS */
1124		snd_soc_component_write(component, DA9055_SR, fs);
1125	} else {
1126		/*
1127		 * Non-PLL Mode
1128		 * When PLL is bypassed, chip assumes constant MCLK of
1129		 * 12.288MHz and uses sample rate value to divide this MCLK
1130		 * to derive its sys clk. As sys clk has to be 256 * Fs, we
1131		 * need to write constant sample rate i.e. 48KHz.
1132		 */
1133		snd_soc_component_write(component, DA9055_SR, DA9055_SR_48000);
1134	}
1135
1136	if (da9055->mclk_rate && (da9055->mclk_rate != sysclk)) {
1137		/* PLL Mode */
1138		if (!da9055->master) {
1139			/* PLL slave mode, enable PLL and also SRM */
1140			snd_soc_component_update_bits(component, DA9055_PLL_CTRL,
1141					    DA9055_PLL_EN | DA9055_PLL_SRM_EN,
1142					    DA9055_PLL_EN | DA9055_PLL_SRM_EN);
1143		} else {
1144			/* PLL master mode, only enable PLL */
1145			snd_soc_component_update_bits(component, DA9055_PLL_CTRL,
1146					    DA9055_PLL_EN, DA9055_PLL_EN);
1147		}
1148	} else {
1149		/* Non PLL Mode, disable PLL */
1150		snd_soc_component_update_bits(component, DA9055_PLL_CTRL, DA9055_PLL_EN, 0);
1151	}
1152
1153	return 0;
1154}
1155
1156/* Set DAI mode and Format */
1157static int da9055_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
1158{
1159	struct snd_soc_component *component = codec_dai->component;
1160	struct da9055_priv *da9055 = snd_soc_component_get_drvdata(component);
1161	u8 aif_clk_mode, aif_ctrl, mode;
1162
1163	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1164	case SND_SOC_DAIFMT_CBM_CFM:
1165		/* DA9055 in I2S Master Mode */
1166		mode = 1;
1167		aif_clk_mode = DA9055_AIF_CLK_EN_MASTER_MODE;
1168		break;
1169	case SND_SOC_DAIFMT_CBS_CFS:
1170		/* DA9055 in I2S Slave Mode */
1171		mode = 0;
1172		aif_clk_mode = DA9055_AIF_CLK_EN_SLAVE_MODE;
1173		break;
1174	default:
1175		return -EINVAL;
1176	}
1177
1178	/* Don't allow change of mode if PLL is enabled */
1179	if ((snd_soc_component_read(component, DA9055_PLL_CTRL) & DA9055_PLL_EN) &&
1180	    (da9055->master != mode))
1181		return -EINVAL;
1182
1183	da9055->master = mode;
1184
1185	/* Only I2S is supported */
1186	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1187	case SND_SOC_DAIFMT_I2S:
1188		aif_ctrl = DA9055_AIF_FORMAT_I2S_MODE;
1189		break;
1190	case SND_SOC_DAIFMT_LEFT_J:
1191		aif_ctrl = DA9055_AIF_FORMAT_LEFT_J;
1192		break;
1193	case SND_SOC_DAIFMT_RIGHT_J:
1194		aif_ctrl = DA9055_AIF_FORMAT_RIGHT_J;
1195		break;
1196	case SND_SOC_DAIFMT_DSP_A:
1197		aif_ctrl = DA9055_AIF_FORMAT_DSP;
1198		break;
1199	default:
1200		return -EINVAL;
1201	}
1202
1203	/* By default only 32 BCLK per WCLK is supported */
1204	aif_clk_mode |= DA9055_AIF_BCLKS_PER_WCLK_32;
1205
1206	snd_soc_component_update_bits(component, DA9055_AIF_CLK_MODE,
1207			    (DA9055_AIF_CLK_MODE_MASK | DA9055_AIF_BCLK_MASK),
1208			    aif_clk_mode);
1209	snd_soc_component_update_bits(component, DA9055_AIF_CTRL, DA9055_AIF_FORMAT_MASK,
1210			    aif_ctrl);
1211	return 0;
1212}
1213
1214static int da9055_mute(struct snd_soc_dai *dai, int mute, int direction)
1215{
1216	struct snd_soc_component *component = dai->component;
1217
1218	if (mute) {
1219		snd_soc_component_update_bits(component, DA9055_DAC_L_CTRL,
1220				    DA9055_DAC_L_MUTE_EN, DA9055_DAC_L_MUTE_EN);
1221		snd_soc_component_update_bits(component, DA9055_DAC_R_CTRL,
1222				    DA9055_DAC_R_MUTE_EN, DA9055_DAC_R_MUTE_EN);
1223	} else {
1224		snd_soc_component_update_bits(component, DA9055_DAC_L_CTRL,
1225				    DA9055_DAC_L_MUTE_EN, 0);
1226		snd_soc_component_update_bits(component, DA9055_DAC_R_CTRL,
1227				    DA9055_DAC_R_MUTE_EN, 0);
1228	}
1229
1230	return 0;
1231}
1232
1233#define DA9055_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1234			SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1235
1236static int da9055_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1237				 int clk_id, unsigned int freq, int dir)
1238{
1239	struct snd_soc_component *component = codec_dai->component;
1240	struct da9055_priv *da9055 = snd_soc_component_get_drvdata(component);
1241
1242	switch (clk_id) {
1243	case DA9055_CLKSRC_MCLK:
1244		switch (freq) {
1245		case 11289600:
1246		case 12000000:
1247		case 12288000:
1248		case 13000000:
1249		case 13500000:
1250		case 14400000:
1251		case 19200000:
1252		case 19680000:
1253		case 19800000:
1254			da9055->mclk_rate = freq;
1255			return 0;
1256		default:
1257			dev_err(codec_dai->dev, "Unsupported MCLK value %d\n",
1258				freq);
1259			return -EINVAL;
1260		}
1261		break;
1262	default:
1263		dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id);
1264		return -EINVAL;
1265	}
1266}
1267
1268/*
1269 * da9055_set_dai_pll	: Configure the codec PLL
1270 * @param codec_dai	: Pointer to codec DAI
1271 * @param pll_id	: da9055 has only one pll, so pll_id is always zero
1272 * @param fref		: Input MCLK frequency
1273 * @param fout		: FsDM value
1274 * @return int		: Zero for success, negative error code for error
1275 *
1276 * Note: Supported PLL input frequencies are 11.2896MHz, 12MHz, 12.288MHz,
1277 *	 13MHz, 13.5MHz, 14.4MHz, 19.2MHz, 19.6MHz and 19.8MHz
1278 */
1279static int da9055_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
1280			      int source, unsigned int fref, unsigned int fout)
1281{
1282	struct snd_soc_component *component = codec_dai->component;
1283	struct da9055_priv *da9055 = snd_soc_component_get_drvdata(component);
1284
1285	u8 pll_frac_top, pll_frac_bot, pll_integer, cnt;
1286
1287	/* Disable PLL before setting the divisors */
1288	snd_soc_component_update_bits(component, DA9055_PLL_CTRL, DA9055_PLL_EN, 0);
1289
1290	/* In slave mode, there is only one set of divisors */
1291	if (!da9055->master && (fout != 2822400))
1292		goto pll_err;
1293
1294	/* Search pll div array for correct divisors */
1295	for (cnt = 0; cnt < ARRAY_SIZE(da9055_pll_div); cnt++) {
1296		/* Check fref, mode  and fout */
1297		if ((fref == da9055_pll_div[cnt].fref) &&
1298		    (da9055->master ==  da9055_pll_div[cnt].mode) &&
1299		    (fout == da9055_pll_div[cnt].fout)) {
1300			/* All match, pick up divisors */
1301			pll_frac_top = da9055_pll_div[cnt].frac_top;
1302			pll_frac_bot = da9055_pll_div[cnt].frac_bot;
1303			pll_integer = da9055_pll_div[cnt].integer;
1304			break;
1305		}
1306	}
1307	if (cnt >= ARRAY_SIZE(da9055_pll_div))
1308		goto pll_err;
1309
1310	/* Write PLL dividers */
1311	snd_soc_component_write(component, DA9055_PLL_FRAC_TOP, pll_frac_top);
1312	snd_soc_component_write(component, DA9055_PLL_FRAC_BOT, pll_frac_bot);
1313	snd_soc_component_write(component, DA9055_PLL_INTEGER, pll_integer);
1314
1315	return 0;
1316pll_err:
1317	dev_err(codec_dai->dev, "Error in setting up PLL\n");
1318	return -EINVAL;
1319}
1320
1321/* DAI operations */
1322static const struct snd_soc_dai_ops da9055_dai_ops = {
1323	.hw_params	= da9055_hw_params,
1324	.set_fmt	= da9055_set_dai_fmt,
1325	.set_sysclk	= da9055_set_dai_sysclk,
1326	.set_pll	= da9055_set_dai_pll,
1327	.mute_stream	= da9055_mute,
1328	.no_capture_mute = 1,
1329};
1330
1331static struct snd_soc_dai_driver da9055_dai = {
1332	.name = "da9055-hifi",
1333	/* Playback Capabilities */
1334	.playback = {
1335		.stream_name = "Playback",
1336		.channels_min = 1,
1337		.channels_max = 2,
1338		.rates = SNDRV_PCM_RATE_8000_96000,
1339		.formats = DA9055_FORMATS,
1340	},
1341	/* Capture Capabilities */
1342	.capture = {
1343		.stream_name = "Capture",
1344		.channels_min = 1,
1345		.channels_max = 2,
1346		.rates = SNDRV_PCM_RATE_8000_96000,
1347		.formats = DA9055_FORMATS,
1348	},
1349	.ops = &da9055_dai_ops,
1350	.symmetric_rates = 1,
1351};
1352
1353static int da9055_set_bias_level(struct snd_soc_component *component,
1354				 enum snd_soc_bias_level level)
1355{
1356	switch (level) {
1357	case SND_SOC_BIAS_ON:
1358	case SND_SOC_BIAS_PREPARE:
1359		break;
1360	case SND_SOC_BIAS_STANDBY:
1361		if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
1362			/* Enable VMID reference & master bias */
1363			snd_soc_component_update_bits(component, DA9055_REFERENCES,
1364					    DA9055_VMID_EN | DA9055_BIAS_EN,
1365					    DA9055_VMID_EN | DA9055_BIAS_EN);
1366		}
1367		break;
1368	case SND_SOC_BIAS_OFF:
1369		/* Disable VMID reference & master bias */
1370		snd_soc_component_update_bits(component, DA9055_REFERENCES,
1371				    DA9055_VMID_EN | DA9055_BIAS_EN, 0);
1372		break;
1373	}
1374	return 0;
1375}
1376
1377static int da9055_probe(struct snd_soc_component *component)
1378{
1379	struct da9055_priv *da9055 = snd_soc_component_get_drvdata(component);
1380
1381	/* Enable all Gain Ramps */
1382	snd_soc_component_update_bits(component, DA9055_AUX_L_CTRL,
1383			    DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
1384	snd_soc_component_update_bits(component, DA9055_AUX_R_CTRL,
1385			    DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
1386	snd_soc_component_update_bits(component, DA9055_MIXIN_L_CTRL,
1387			    DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
1388	snd_soc_component_update_bits(component, DA9055_MIXIN_R_CTRL,
1389			    DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
1390	snd_soc_component_update_bits(component, DA9055_ADC_L_CTRL,
1391			    DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
1392	snd_soc_component_update_bits(component, DA9055_ADC_R_CTRL,
1393			    DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
1394	snd_soc_component_update_bits(component, DA9055_DAC_L_CTRL,
1395			    DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
1396	snd_soc_component_update_bits(component, DA9055_DAC_R_CTRL,
1397			    DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
1398	snd_soc_component_update_bits(component, DA9055_HP_L_CTRL,
1399			    DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
1400	snd_soc_component_update_bits(component, DA9055_HP_R_CTRL,
1401			    DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
1402	snd_soc_component_update_bits(component, DA9055_LINE_CTRL,
1403			    DA9055_GAIN_RAMPING_EN, DA9055_GAIN_RAMPING_EN);
1404
1405	/*
1406	 * There are two separate control bits for input and output mixers.
1407	 * One to enable corresponding amplifier and other to enable its
1408	 * output. As amplifier bits are related to power control, they are
1409	 * being managed by DAPM while other (non power related) bits are
1410	 * enabled here
1411	 */
1412	snd_soc_component_update_bits(component, DA9055_MIXIN_L_CTRL,
1413			    DA9055_MIXIN_L_MIX_EN, DA9055_MIXIN_L_MIX_EN);
1414	snd_soc_component_update_bits(component, DA9055_MIXIN_R_CTRL,
1415			    DA9055_MIXIN_R_MIX_EN, DA9055_MIXIN_R_MIX_EN);
1416
1417	snd_soc_component_update_bits(component, DA9055_MIXOUT_L_CTRL,
1418			    DA9055_MIXOUT_L_MIX_EN, DA9055_MIXOUT_L_MIX_EN);
1419	snd_soc_component_update_bits(component, DA9055_MIXOUT_R_CTRL,
1420			    DA9055_MIXOUT_R_MIX_EN, DA9055_MIXOUT_R_MIX_EN);
1421
1422	/* Set this as per your system configuration */
1423	snd_soc_component_write(component, DA9055_PLL_CTRL, DA9055_PLL_INDIV_10_20_MHZ);
1424
1425	/* Set platform data values */
1426	if (da9055->pdata) {
1427		/* set mic bias source */
1428		if (da9055->pdata->micbias_source) {
1429			snd_soc_component_update_bits(component, DA9055_MIXIN_R_SELECT,
1430					    DA9055_MICBIAS2_EN,
1431					    DA9055_MICBIAS2_EN);
1432		} else {
1433			snd_soc_component_update_bits(component, DA9055_MIXIN_R_SELECT,
1434					    DA9055_MICBIAS2_EN, 0);
1435		}
1436		/* set mic bias voltage */
1437		switch (da9055->pdata->micbias) {
1438		case DA9055_MICBIAS_2_2V:
1439		case DA9055_MICBIAS_2_1V:
1440		case DA9055_MICBIAS_1_8V:
1441		case DA9055_MICBIAS_1_6V:
1442			snd_soc_component_update_bits(component, DA9055_MIC_CONFIG,
1443					    DA9055_MICBIAS_LEVEL_MASK,
1444					    (da9055->pdata->micbias) << 4);
1445			break;
1446		}
1447	}
1448	return 0;
1449}
1450
1451static const struct snd_soc_component_driver soc_component_dev_da9055 = {
1452	.probe			= da9055_probe,
1453	.set_bias_level		= da9055_set_bias_level,
1454	.controls		= da9055_snd_controls,
1455	.num_controls		= ARRAY_SIZE(da9055_snd_controls),
1456	.dapm_widgets		= da9055_dapm_widgets,
1457	.num_dapm_widgets	= ARRAY_SIZE(da9055_dapm_widgets),
1458	.dapm_routes		= da9055_audio_map,
1459	.num_dapm_routes	= ARRAY_SIZE(da9055_audio_map),
1460	.idle_bias_on		= 1,
1461	.use_pmdown_time	= 1,
1462	.endianness		= 1,
1463	.non_legacy_dai_naming	= 1,
1464};
1465
1466static const struct regmap_config da9055_regmap_config = {
1467	.reg_bits = 8,
1468	.val_bits = 8,
1469
1470	.reg_defaults = da9055_reg_defaults,
1471	.num_reg_defaults = ARRAY_SIZE(da9055_reg_defaults),
1472	.volatile_reg = da9055_volatile_register,
1473	.cache_type = REGCACHE_RBTREE,
1474};
1475
1476static int da9055_i2c_probe(struct i2c_client *i2c,
1477			    const struct i2c_device_id *id)
1478{
1479	struct da9055_priv *da9055;
1480	struct da9055_platform_data *pdata = dev_get_platdata(&i2c->dev);
1481	int ret;
1482
1483	da9055 = devm_kzalloc(&i2c->dev, sizeof(struct da9055_priv),
1484			      GFP_KERNEL);
1485	if (!da9055)
1486		return -ENOMEM;
1487
1488	if (pdata)
1489		da9055->pdata = pdata;
1490
1491	i2c_set_clientdata(i2c, da9055);
1492
1493	da9055->regmap = devm_regmap_init_i2c(i2c, &da9055_regmap_config);
1494	if (IS_ERR(da9055->regmap)) {
1495		ret = PTR_ERR(da9055->regmap);
1496		dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret);
1497		return ret;
1498	}
1499
1500	ret = devm_snd_soc_register_component(&i2c->dev,
1501			&soc_component_dev_da9055, &da9055_dai, 1);
1502	if (ret < 0) {
1503		dev_err(&i2c->dev, "Failed to register da9055 component: %d\n",
1504			ret);
1505	}
1506	return ret;
1507}
1508
1509/*
1510 * DO NOT change the device Ids. The naming is intentionally specific as both
1511 * the CODEC and PMIC parts of this chip are instantiated separately as I2C
1512 * devices (both have configurable I2C addresses, and are to all intents and
1513 * purposes separate). As a result there are specific DA9055 Ids for CODEC
1514 * and PMIC, which must be different to operate together.
1515 */
1516static const struct i2c_device_id da9055_i2c_id[] = {
1517	{ "da9055-codec", 0 },
1518	{ }
1519};
1520MODULE_DEVICE_TABLE(i2c, da9055_i2c_id);
1521
1522static const struct of_device_id da9055_of_match[] = {
1523	{ .compatible = "dlg,da9055-codec", },
1524	{ }
1525};
1526MODULE_DEVICE_TABLE(of, da9055_of_match);
1527
1528/* I2C codec control layer */
1529static struct i2c_driver da9055_i2c_driver = {
1530	.driver = {
1531		.name = "da9055-codec",
1532		.of_match_table = of_match_ptr(da9055_of_match),
1533	},
1534	.probe		= da9055_i2c_probe,
1535	.id_table	= da9055_i2c_id,
1536};
1537
1538module_i2c_driver(da9055_i2c_driver);
1539
1540MODULE_DESCRIPTION("ASoC DA9055 Codec driver");
1541MODULE_AUTHOR("David Chen, Ashish Chavan");
1542MODULE_LICENSE("GPL");
1543