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v6.13.7
   1// SPDX-License-Identifier: GPL-2.0-or-later
   2/*
   3 * DA7213 ALSA SoC Codec Driver
   4 *
   5 * Copyright (c) 2013 Dialog Semiconductor
   6 *
   7 * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
   8 * Based on DA9055 ALSA SoC codec driver.
   9 */
  10
  11#include <linux/acpi.h>
  12#include <linux/of.h>
  13#include <linux/property.h>
  14#include <linux/clk.h>
  15#include <linux/delay.h>
  16#include <linux/i2c.h>
  17#include <linux/regmap.h>
  18#include <linux/slab.h>
  19#include <linux/module.h>
  20#include <sound/pcm.h>
  21#include <sound/pcm_params.h>
  22#include <linux/pm_runtime.h>
  23#include <linux/units.h>
  24#include <sound/soc.h>
  25#include <sound/initval.h>
  26#include <sound/tlv.h>
  27
  28#include <sound/da7213.h>
  29#include "da7213.h"
  30
  31
  32/* Gain and Volume */
  33static const DECLARE_TLV_DB_RANGE(aux_vol_tlv,
  34	/* -54dB */
  35	0x0, 0x11, TLV_DB_SCALE_ITEM(-5400, 0, 0),
  36	/* -52.5dB to 15dB */
  37	0x12, 0x3f, TLV_DB_SCALE_ITEM(-5250, 150, 0)
  38);
  39
  40static const DECLARE_TLV_DB_RANGE(digital_gain_tlv,
  41	0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
  42	/* -78dB to 12dB */
  43	0x08, 0x7f, TLV_DB_SCALE_ITEM(-7800, 75, 0)
  44);
  45
  46static const DECLARE_TLV_DB_RANGE(alc_analog_gain_tlv,
  47	0x0, 0x0, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
  48	/* 0dB to 36dB */
  49	0x01, 0x07, TLV_DB_SCALE_ITEM(0, 600, 0)
  50);
  51
  52static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, -600, 600, 0);
  53static const DECLARE_TLV_DB_SCALE(mixin_gain_tlv, -450, 150, 0);
  54static const DECLARE_TLV_DB_SCALE(eq_gain_tlv, -1050, 150, 0);
  55static const DECLARE_TLV_DB_SCALE(hp_vol_tlv, -5700, 100, 0);
  56static const DECLARE_TLV_DB_SCALE(lineout_vol_tlv, -4800, 100, 0);
  57static const DECLARE_TLV_DB_SCALE(alc_threshold_tlv, -9450, 150, 0);
  58static const DECLARE_TLV_DB_SCALE(alc_gain_tlv, 0, 600, 0);
  59static const DECLARE_TLV_DB_SCALE(da7213_tonegen_gain_tlv, -4500, 300, 0);
  60
  61/* ADC and DAC voice mode (8kHz) high pass cutoff value */
  62static const char * const da7213_voice_hpf_corner_txt[] = {
  63	"2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz"
  64};
  65
  66static SOC_ENUM_SINGLE_DECL(da7213_dac_voice_hpf_corner,
  67			    DA7213_DAC_FILTERS1,
  68			    DA7213_VOICE_HPF_CORNER_SHIFT,
  69			    da7213_voice_hpf_corner_txt);
  70
  71static SOC_ENUM_SINGLE_DECL(da7213_adc_voice_hpf_corner,
  72			    DA7213_ADC_FILTERS1,
  73			    DA7213_VOICE_HPF_CORNER_SHIFT,
  74			    da7213_voice_hpf_corner_txt);
  75
  76/* ADC and DAC high pass filter cutoff value */
  77static const char * const da7213_audio_hpf_corner_txt[] = {
  78	"Fs/24000", "Fs/12000", "Fs/6000", "Fs/3000"
  79};
  80
  81static SOC_ENUM_SINGLE_DECL(da7213_dac_audio_hpf_corner,
  82			    DA7213_DAC_FILTERS1
  83			    , DA7213_AUDIO_HPF_CORNER_SHIFT,
  84			    da7213_audio_hpf_corner_txt);
  85
  86static SOC_ENUM_SINGLE_DECL(da7213_adc_audio_hpf_corner,
  87			    DA7213_ADC_FILTERS1,
  88			    DA7213_AUDIO_HPF_CORNER_SHIFT,
  89			    da7213_audio_hpf_corner_txt);
  90
  91static const char * const da7213_tonegen_dtmf_key_txt[] = {
  92	"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D",
  93	"*", "#"
  94};
  95
  96static const struct soc_enum da7213_tonegen_dtmf_key =
  97	SOC_ENUM_SINGLE(DA7213_TONE_GEN_CFG1, DA7213_DTMF_REG_SHIFT,
  98			DA7213_DTMF_REG_MAX, da7213_tonegen_dtmf_key_txt);
  99
 100static const char * const da7213_tonegen_swg_sel_txt[] = {
 101	"Sum", "SWG1", "SWG2", "Sum"
 102};
 103
 104static const struct soc_enum da7213_tonegen_swg_sel =
 105	SOC_ENUM_SINGLE(DA7213_TONE_GEN_CFG2, DA7213_SWG_SEL_SHIFT,
 106			DA7213_SWG_SEL_MAX, da7213_tonegen_swg_sel_txt);
 107
 108/* Gain ramping rate value */
 109static const char * const da7213_gain_ramp_rate_txt[] = {
 110	"nominal rate * 8", "nominal rate * 16", "nominal rate / 16",
 111	"nominal rate / 32"
 112};
 113
 114static SOC_ENUM_SINGLE_DECL(da7213_gain_ramp_rate,
 115			    DA7213_GAIN_RAMP_CTRL,
 116			    DA7213_GAIN_RAMP_RATE_SHIFT,
 117			    da7213_gain_ramp_rate_txt);
 118
 119/* DAC noise gate setup time value */
 120static const char * const da7213_dac_ng_setup_time_txt[] = {
 121	"256 samples", "512 samples", "1024 samples", "2048 samples"
 122};
 123
 124static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_setup_time,
 125			    DA7213_DAC_NG_SETUP_TIME,
 126			    DA7213_DAC_NG_SETUP_TIME_SHIFT,
 127			    da7213_dac_ng_setup_time_txt);
 128
 129/* DAC noise gate rampup rate value */
 130static const char * const da7213_dac_ng_rampup_txt[] = {
 131	"0.02 ms/dB", "0.16 ms/dB"
 132};
 133
 134static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampup_rate,
 135			    DA7213_DAC_NG_SETUP_TIME,
 136			    DA7213_DAC_NG_RAMPUP_RATE_SHIFT,
 137			    da7213_dac_ng_rampup_txt);
 138
 139/* DAC noise gate rampdown rate value */
 140static const char * const da7213_dac_ng_rampdown_txt[] = {
 141	"0.64 ms/dB", "20.48 ms/dB"
 142};
 143
 144static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampdown_rate,
 145			    DA7213_DAC_NG_SETUP_TIME,
 146			    DA7213_DAC_NG_RAMPDN_RATE_SHIFT,
 147			    da7213_dac_ng_rampdown_txt);
 148
 149/* DAC soft mute rate value */
 150static const char * const da7213_dac_soft_mute_rate_txt[] = {
 151	"1", "2", "4", "8", "16", "32", "64"
 152};
 153
 154static SOC_ENUM_SINGLE_DECL(da7213_dac_soft_mute_rate,
 155			    DA7213_DAC_FILTERS5,
 156			    DA7213_DAC_SOFTMUTE_RATE_SHIFT,
 157			    da7213_dac_soft_mute_rate_txt);
 158
 159/* ALC Attack Rate select */
 160static const char * const da7213_alc_attack_rate_txt[] = {
 161	"44/fs", "88/fs", "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs",
 162	"5632/fs", "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
 163};
 164
 165static SOC_ENUM_SINGLE_DECL(da7213_alc_attack_rate,
 166			    DA7213_ALC_CTRL2,
 167			    DA7213_ALC_ATTACK_SHIFT,
 168			    da7213_alc_attack_rate_txt);
 169
 170/* ALC Release Rate select */
 171static const char * const da7213_alc_release_rate_txt[] = {
 172	"176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs", "5632/fs",
 173	"11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
 174};
 175
 176static SOC_ENUM_SINGLE_DECL(da7213_alc_release_rate,
 177			    DA7213_ALC_CTRL2,
 178			    DA7213_ALC_RELEASE_SHIFT,
 179			    da7213_alc_release_rate_txt);
 180
 181/* ALC Hold Time select */
 182static const char * const da7213_alc_hold_time_txt[] = {
 183	"62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs",
 184	"7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs",
 185	"253952/fs", "507904/fs", "1015808/fs", "2031616/fs"
 186};
 187
 188static SOC_ENUM_SINGLE_DECL(da7213_alc_hold_time,
 189			    DA7213_ALC_CTRL3,
 190			    DA7213_ALC_HOLD_SHIFT,
 191			    da7213_alc_hold_time_txt);
 192
 193/* ALC Input Signal Tracking rate select */
 194static const char * const da7213_alc_integ_rate_txt[] = {
 195	"1/4", "1/16", "1/256", "1/65536"
 196};
 197
 198static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_attack_rate,
 199			    DA7213_ALC_CTRL3,
 200			    DA7213_ALC_INTEG_ATTACK_SHIFT,
 201			    da7213_alc_integ_rate_txt);
 202
 203static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_release_rate,
 204			    DA7213_ALC_CTRL3,
 205			    DA7213_ALC_INTEG_RELEASE_SHIFT,
 206			    da7213_alc_integ_rate_txt);
 207
 208
 209/*
 210 * Control Functions
 211 */
 212
 213/* Locked Kcontrol calls */
 214static int da7213_volsw_locked_get(struct snd_kcontrol *kcontrol,
 215				   struct snd_ctl_elem_value *ucontrol)
 216{
 217	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 218	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 219	int ret;
 220
 221	mutex_lock(&da7213->ctrl_lock);
 222	ret = snd_soc_get_volsw(kcontrol, ucontrol);
 223	mutex_unlock(&da7213->ctrl_lock);
 224
 225	return ret;
 226}
 227
 228static int da7213_volsw_locked_put(struct snd_kcontrol *kcontrol,
 229				   struct snd_ctl_elem_value *ucontrol)
 230{
 231	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 232	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 233	int ret;
 234
 235	mutex_lock(&da7213->ctrl_lock);
 236	ret = snd_soc_put_volsw(kcontrol, ucontrol);
 237	mutex_unlock(&da7213->ctrl_lock);
 238
 239	return ret;
 240}
 241
 242static int da7213_enum_locked_get(struct snd_kcontrol *kcontrol,
 243				struct snd_ctl_elem_value *ucontrol)
 244{
 245	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 246	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 247	int ret;
 248
 249	mutex_lock(&da7213->ctrl_lock);
 250	ret = snd_soc_get_enum_double(kcontrol, ucontrol);
 251	mutex_unlock(&da7213->ctrl_lock);
 252
 253	return ret;
 254}
 255
 256static int da7213_enum_locked_put(struct snd_kcontrol *kcontrol,
 257				struct snd_ctl_elem_value *ucontrol)
 258{
 259	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 260	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 261	int ret;
 262
 263	mutex_lock(&da7213->ctrl_lock);
 264	ret = snd_soc_put_enum_double(kcontrol, ucontrol);
 265	mutex_unlock(&da7213->ctrl_lock);
 266
 267	return ret;
 268}
 269
 270/* ALC */
 271static int da7213_get_alc_data(struct snd_soc_component *component, u8 reg_val)
 272{
 273	int mid_data, top_data;
 274	int sum = 0;
 275	u8 iteration;
 276
 277	for (iteration = 0; iteration < DA7213_ALC_AVG_ITERATIONS;
 278	     iteration++) {
 279		/* Select the left or right channel and capture data */
 280		snd_soc_component_write(component, DA7213_ALC_CIC_OP_LVL_CTRL, reg_val);
 281
 282		/* Select middle 8 bits for read back from data register */
 283		snd_soc_component_write(component, DA7213_ALC_CIC_OP_LVL_CTRL,
 284			      reg_val | DA7213_ALC_DATA_MIDDLE);
 285		mid_data = snd_soc_component_read(component, DA7213_ALC_CIC_OP_LVL_DATA);
 286
 287		/* Select top 8 bits for read back from data register */
 288		snd_soc_component_write(component, DA7213_ALC_CIC_OP_LVL_CTRL,
 289			      reg_val | DA7213_ALC_DATA_TOP);
 290		top_data = snd_soc_component_read(component, DA7213_ALC_CIC_OP_LVL_DATA);
 291
 292		sum += ((mid_data << 8) | (top_data << 16));
 293	}
 294
 295	return sum / DA7213_ALC_AVG_ITERATIONS;
 296}
 297
 298static void da7213_alc_calib_man(struct snd_soc_component *component)
 299{
 300	u8 reg_val;
 301	int avg_left_data, avg_right_data, offset_l, offset_r;
 302
 303	/* Calculate average for Left and Right data */
 304	/* Left Data */
 305	avg_left_data = da7213_get_alc_data(component,
 306			DA7213_ALC_CIC_OP_CHANNEL_LEFT);
 307	/* Right Data */
 308	avg_right_data = da7213_get_alc_data(component,
 309			 DA7213_ALC_CIC_OP_CHANNEL_RIGHT);
 310
 311	/* Calculate DC offset */
 312	offset_l = -avg_left_data;
 313	offset_r = -avg_right_data;
 314
 315	reg_val = (offset_l & DA7213_ALC_OFFSET_15_8) >> 8;
 316	snd_soc_component_write(component, DA7213_ALC_OFFSET_MAN_M_L, reg_val);
 317	reg_val = (offset_l & DA7213_ALC_OFFSET_19_16) >> 16;
 318	snd_soc_component_write(component, DA7213_ALC_OFFSET_MAN_U_L, reg_val);
 319
 320	reg_val = (offset_r & DA7213_ALC_OFFSET_15_8) >> 8;
 321	snd_soc_component_write(component, DA7213_ALC_OFFSET_MAN_M_R, reg_val);
 322	reg_val = (offset_r & DA7213_ALC_OFFSET_19_16) >> 16;
 323	snd_soc_component_write(component, DA7213_ALC_OFFSET_MAN_U_R, reg_val);
 324
 325	/* Enable analog/digital gain mode & offset cancellation */
 326	snd_soc_component_update_bits(component, DA7213_ALC_CTRL1,
 327			    DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
 328			    DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE);
 329}
 330
 331static void da7213_alc_calib_auto(struct snd_soc_component *component)
 332{
 333	u8 alc_ctrl1;
 334
 335	/* Begin auto calibration and wait for completion */
 336	snd_soc_component_update_bits(component, DA7213_ALC_CTRL1, DA7213_ALC_AUTO_CALIB_EN,
 337			    DA7213_ALC_AUTO_CALIB_EN);
 338	do {
 339		alc_ctrl1 = snd_soc_component_read(component, DA7213_ALC_CTRL1);
 340	} while (alc_ctrl1 & DA7213_ALC_AUTO_CALIB_EN);
 341
 342	/* If auto calibration fails, fall back to digital gain only mode */
 343	if (alc_ctrl1 & DA7213_ALC_CALIB_OVERFLOW) {
 344		dev_warn(component->dev,
 345			 "ALC auto calibration failed with overflow\n");
 346		snd_soc_component_update_bits(component, DA7213_ALC_CTRL1,
 347				    DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
 348				    0);
 349	} else {
 350		/* Enable analog/digital gain mode & offset cancellation */
 351		snd_soc_component_update_bits(component, DA7213_ALC_CTRL1,
 352				    DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
 353				    DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE);
 354	}
 355
 356}
 357
 358static void da7213_alc_calib(struct snd_soc_component *component)
 359{
 360	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 361	u8 adc_l_ctrl, adc_r_ctrl;
 362	u8 mixin_l_sel, mixin_r_sel;
 363	u8 mic_1_ctrl, mic_2_ctrl;
 364
 365	/* Save current values from ADC control registers */
 366	adc_l_ctrl = snd_soc_component_read(component, DA7213_ADC_L_CTRL);
 367	adc_r_ctrl = snd_soc_component_read(component, DA7213_ADC_R_CTRL);
 368
 369	/* Save current values from MIXIN_L/R_SELECT registers */
 370	mixin_l_sel = snd_soc_component_read(component, DA7213_MIXIN_L_SELECT);
 371	mixin_r_sel = snd_soc_component_read(component, DA7213_MIXIN_R_SELECT);
 372
 373	/* Save current values from MIC control registers */
 374	mic_1_ctrl = snd_soc_component_read(component, DA7213_MIC_1_CTRL);
 375	mic_2_ctrl = snd_soc_component_read(component, DA7213_MIC_2_CTRL);
 376
 377	/* Enable ADC Left and Right */
 378	snd_soc_component_update_bits(component, DA7213_ADC_L_CTRL, DA7213_ADC_EN,
 379			    DA7213_ADC_EN);
 380	snd_soc_component_update_bits(component, DA7213_ADC_R_CTRL, DA7213_ADC_EN,
 381			    DA7213_ADC_EN);
 382
 383	/* Enable MIC paths */
 384	snd_soc_component_update_bits(component, DA7213_MIXIN_L_SELECT,
 385			    DA7213_MIXIN_L_MIX_SELECT_MIC_1 |
 386			    DA7213_MIXIN_L_MIX_SELECT_MIC_2,
 387			    DA7213_MIXIN_L_MIX_SELECT_MIC_1 |
 388			    DA7213_MIXIN_L_MIX_SELECT_MIC_2);
 389	snd_soc_component_update_bits(component, DA7213_MIXIN_R_SELECT,
 390			    DA7213_MIXIN_R_MIX_SELECT_MIC_2 |
 391			    DA7213_MIXIN_R_MIX_SELECT_MIC_1,
 392			    DA7213_MIXIN_R_MIX_SELECT_MIC_2 |
 393			    DA7213_MIXIN_R_MIX_SELECT_MIC_1);
 394
 395	/* Mute MIC PGAs */
 396	snd_soc_component_update_bits(component, DA7213_MIC_1_CTRL, DA7213_MUTE_EN,
 397			    DA7213_MUTE_EN);
 398	snd_soc_component_update_bits(component, DA7213_MIC_2_CTRL, DA7213_MUTE_EN,
 399			    DA7213_MUTE_EN);
 400
 401	/* Perform calibration */
 402	if (da7213->alc_calib_auto)
 403		da7213_alc_calib_auto(component);
 404	else
 405		da7213_alc_calib_man(component);
 406
 407	/* Restore MIXIN_L/R_SELECT registers to their original states */
 408	snd_soc_component_write(component, DA7213_MIXIN_L_SELECT, mixin_l_sel);
 409	snd_soc_component_write(component, DA7213_MIXIN_R_SELECT, mixin_r_sel);
 410
 411	/* Restore ADC control registers to their original states */
 412	snd_soc_component_write(component, DA7213_ADC_L_CTRL, adc_l_ctrl);
 413	snd_soc_component_write(component, DA7213_ADC_R_CTRL, adc_r_ctrl);
 414
 415	/* Restore original values of MIC control registers */
 416	snd_soc_component_write(component, DA7213_MIC_1_CTRL, mic_1_ctrl);
 417	snd_soc_component_write(component, DA7213_MIC_2_CTRL, mic_2_ctrl);
 418}
 419
 420static int da7213_put_mixin_gain(struct snd_kcontrol *kcontrol,
 421				struct snd_ctl_elem_value *ucontrol)
 422{
 423	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 424	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 425	int ret;
 426
 427	ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);
 428
 429	/* If ALC in operation, make sure calibrated offsets are updated */
 430	if ((!ret) && (da7213->alc_en))
 431		da7213_alc_calib(component);
 432
 433	return ret;
 434}
 435
 436static int da7213_put_alc_sw(struct snd_kcontrol *kcontrol,
 437			    struct snd_ctl_elem_value *ucontrol)
 438{
 439	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 440	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 441
 442	/* Force ALC offset calibration if enabling ALC */
 443	if (ucontrol->value.integer.value[0] ||
 444	    ucontrol->value.integer.value[1]) {
 445		if (!da7213->alc_en) {
 446			da7213_alc_calib(component);
 447			da7213->alc_en = true;
 448		}
 449	} else {
 450		da7213->alc_en = false;
 451	}
 452
 453	return snd_soc_put_volsw(kcontrol, ucontrol);
 454}
 455
 456/* ToneGen */
 457static int da7213_tonegen_freq_get(struct snd_kcontrol *kcontrol,
 458				   struct snd_ctl_elem_value *ucontrol)
 459{
 460	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 461	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 462	struct soc_mixer_control *mixer_ctrl =
 463		(struct soc_mixer_control *) kcontrol->private_value;
 464	unsigned int reg = mixer_ctrl->reg;
 465	__le16 val;
 466	int ret;
 467
 468	mutex_lock(&da7213->ctrl_lock);
 469	ret = regmap_raw_read(da7213->regmap, reg, &val, sizeof(val));
 470	mutex_unlock(&da7213->ctrl_lock);
 471
 472	if (ret)
 473		return ret;
 474
 475	/*
 476	 * Frequency value spans two 8-bit registers, lower then upper byte.
 477	 * Therefore we need to convert to host endianness here.
 478	 */
 479	ucontrol->value.integer.value[0] = le16_to_cpu(val);
 480
 481	return 0;
 482}
 483
 484static int da7213_tonegen_freq_put(struct snd_kcontrol *kcontrol,
 485				   struct snd_ctl_elem_value *ucontrol)
 486{
 487	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 488	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 489	struct soc_mixer_control *mixer_ctrl =
 490		(struct soc_mixer_control *) kcontrol->private_value;
 491	unsigned int reg = mixer_ctrl->reg;
 492	__le16 val_new, val_old;
 493	int ret;
 494
 495	/*
 496	 * Frequency value spans two 8-bit registers, lower then upper byte.
 497	 * Therefore we need to convert to little endian here to align with
 498	 * HW registers.
 499	 */
 500	val_new = cpu_to_le16(ucontrol->value.integer.value[0]);
 501
 502	mutex_lock(&da7213->ctrl_lock);
 503	ret = regmap_raw_read(da7213->regmap, reg, &val_old, sizeof(val_old));
 504	if (ret == 0 && (val_old != val_new))
 505		ret = regmap_raw_write(da7213->regmap, reg,
 506				&val_new, sizeof(val_new));
 507	mutex_unlock(&da7213->ctrl_lock);
 508
 509	if (ret < 0)
 510		return ret;
 511
 512	return val_old != val_new;
 513}
 514
 515/*
 516 * KControls
 517 */
 518
 519static const struct snd_kcontrol_new da7213_snd_controls[] = {
 520
 521	/* Volume controls */
 522	SOC_SINGLE_TLV("Mic 1 Volume", DA7213_MIC_1_GAIN,
 523		       DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX,
 524		       DA7213_NO_INVERT, mic_vol_tlv),
 525	SOC_SINGLE_TLV("Mic 2 Volume", DA7213_MIC_2_GAIN,
 526		       DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX,
 527		       DA7213_NO_INVERT, mic_vol_tlv),
 528	SOC_DOUBLE_R_TLV("Aux Volume", DA7213_AUX_L_GAIN, DA7213_AUX_R_GAIN,
 529			 DA7213_AUX_AMP_GAIN_SHIFT, DA7213_AUX_AMP_GAIN_MAX,
 530			 DA7213_NO_INVERT, aux_vol_tlv),
 531	SOC_DOUBLE_R_EXT_TLV("Mixin PGA Volume", DA7213_MIXIN_L_GAIN,
 532			     DA7213_MIXIN_R_GAIN, DA7213_MIXIN_AMP_GAIN_SHIFT,
 533			     DA7213_MIXIN_AMP_GAIN_MAX, DA7213_NO_INVERT,
 534			     snd_soc_get_volsw_2r, da7213_put_mixin_gain,
 535			     mixin_gain_tlv),
 536	SOC_DOUBLE_R_TLV("ADC Volume", DA7213_ADC_L_GAIN, DA7213_ADC_R_GAIN,
 537			 DA7213_ADC_AMP_GAIN_SHIFT, DA7213_ADC_AMP_GAIN_MAX,
 538			 DA7213_NO_INVERT, digital_gain_tlv),
 539	SOC_DOUBLE_R_TLV("DAC Volume", DA7213_DAC_L_GAIN, DA7213_DAC_R_GAIN,
 540			 DA7213_DAC_AMP_GAIN_SHIFT, DA7213_DAC_AMP_GAIN_MAX,
 541			 DA7213_NO_INVERT, digital_gain_tlv),
 542	SOC_DOUBLE_R_TLV("Headphone Volume", DA7213_HP_L_GAIN, DA7213_HP_R_GAIN,
 543			 DA7213_HP_AMP_GAIN_SHIFT, DA7213_HP_AMP_GAIN_MAX,
 544			 DA7213_NO_INVERT, hp_vol_tlv),
 545	SOC_SINGLE_TLV("Lineout Volume", DA7213_LINE_GAIN,
 546		       DA7213_LINE_AMP_GAIN_SHIFT, DA7213_LINE_AMP_GAIN_MAX,
 547		       DA7213_NO_INVERT, lineout_vol_tlv),
 548
 549	/* DAC Equalizer controls */
 550	SOC_SINGLE("DAC EQ Switch", DA7213_DAC_FILTERS4, DA7213_DAC_EQ_EN_SHIFT,
 551		   DA7213_DAC_EQ_EN_MAX, DA7213_NO_INVERT),
 552	SOC_SINGLE_TLV("DAC EQ1 Volume", DA7213_DAC_FILTERS2,
 553		       DA7213_DAC_EQ_BAND1_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 554		       DA7213_NO_INVERT, eq_gain_tlv),
 555	SOC_SINGLE_TLV("DAC EQ2 Volume", DA7213_DAC_FILTERS2,
 556		       DA7213_DAC_EQ_BAND2_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 557		       DA7213_NO_INVERT, eq_gain_tlv),
 558	SOC_SINGLE_TLV("DAC EQ3 Volume", DA7213_DAC_FILTERS3,
 559		       DA7213_DAC_EQ_BAND3_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 560		       DA7213_NO_INVERT, eq_gain_tlv),
 561	SOC_SINGLE_TLV("DAC EQ4 Volume", DA7213_DAC_FILTERS3,
 562		       DA7213_DAC_EQ_BAND4_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 563		       DA7213_NO_INVERT, eq_gain_tlv),
 564	SOC_SINGLE_TLV("DAC EQ5 Volume", DA7213_DAC_FILTERS4,
 565		       DA7213_DAC_EQ_BAND5_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 566		       DA7213_NO_INVERT, eq_gain_tlv),
 567
 568	/* High Pass Filter and Voice Mode controls */
 569	SOC_SINGLE("ADC HPF Switch", DA7213_ADC_FILTERS1, DA7213_HPF_EN_SHIFT,
 570		   DA7213_HPF_EN_MAX, DA7213_NO_INVERT),
 571	SOC_ENUM("ADC HPF Cutoff", da7213_adc_audio_hpf_corner),
 572	SOC_SINGLE("ADC Voice Mode Switch", DA7213_ADC_FILTERS1,
 573		   DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX,
 574		   DA7213_NO_INVERT),
 575	SOC_ENUM("ADC Voice Cutoff", da7213_adc_voice_hpf_corner),
 576
 577	SOC_SINGLE("DAC HPF Switch", DA7213_DAC_FILTERS1, DA7213_HPF_EN_SHIFT,
 578		   DA7213_HPF_EN_MAX, DA7213_NO_INVERT),
 579	SOC_ENUM("DAC HPF Cutoff", da7213_dac_audio_hpf_corner),
 580	SOC_SINGLE("DAC Voice Mode Switch", DA7213_DAC_FILTERS1,
 581		   DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX,
 582		   DA7213_NO_INVERT),
 583	SOC_ENUM("DAC Voice Cutoff", da7213_dac_voice_hpf_corner),
 584
 585	/* Mute controls */
 586	SOC_SINGLE("Mic 1 Switch", DA7213_MIC_1_CTRL, DA7213_MUTE_EN_SHIFT,
 587		   DA7213_MUTE_EN_MAX, DA7213_INVERT),
 588	SOC_SINGLE("Mic 2 Switch", DA7213_MIC_2_CTRL, DA7213_MUTE_EN_SHIFT,
 589		   DA7213_MUTE_EN_MAX, DA7213_INVERT),
 590	SOC_DOUBLE_R("Aux Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL,
 591		     DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
 592	SOC_DOUBLE_R("Mixin PGA Switch", DA7213_MIXIN_L_CTRL,
 593		     DA7213_MIXIN_R_CTRL, DA7213_MUTE_EN_SHIFT,
 594		     DA7213_MUTE_EN_MAX, DA7213_INVERT),
 595	SOC_DOUBLE_R("ADC Switch", DA7213_ADC_L_CTRL, DA7213_ADC_R_CTRL,
 596		     DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
 597	SOC_DOUBLE_R("Headphone Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL,
 598		     DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
 599	SOC_SINGLE("Lineout Switch", DA7213_LINE_CTRL, DA7213_MUTE_EN_SHIFT,
 600		   DA7213_MUTE_EN_MAX, DA7213_INVERT),
 601	SOC_SINGLE("DAC Soft Mute Switch", DA7213_DAC_FILTERS5,
 602		   DA7213_DAC_SOFTMUTE_EN_SHIFT, DA7213_DAC_SOFTMUTE_EN_MAX,
 603		   DA7213_NO_INVERT),
 604	SOC_ENUM("DAC Soft Mute Rate", da7213_dac_soft_mute_rate),
 605
 606	/* Zero Cross controls */
 607	SOC_DOUBLE_R("Aux ZC Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL,
 608		     DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT),
 609	SOC_DOUBLE_R("Mixin PGA ZC Switch", DA7213_MIXIN_L_CTRL,
 610		     DA7213_MIXIN_R_CTRL, DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX,
 611		     DA7213_NO_INVERT),
 612	SOC_DOUBLE_R("Headphone ZC Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL,
 613		     DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT),
 614
 615	/* Tone Generator */
 616	SOC_SINGLE_EXT_TLV("ToneGen Volume", DA7213_TONE_GEN_CFG2,
 617			   DA7213_TONE_GEN_GAIN_SHIFT, DA7213_TONE_GEN_GAIN_MAX,
 618			   DA7213_NO_INVERT, da7213_volsw_locked_get,
 619			   da7213_volsw_locked_put, da7213_tonegen_gain_tlv),
 620	SOC_ENUM_EXT("ToneGen DTMF Key", da7213_tonegen_dtmf_key,
 621		     da7213_enum_locked_get, da7213_enum_locked_put),
 622	SOC_SINGLE_EXT("ToneGen DTMF Switch", DA7213_TONE_GEN_CFG1,
 623		       DA7213_DTMF_EN_SHIFT, DA7213_SWITCH_EN_MAX,
 624		       DA7213_NO_INVERT, da7213_volsw_locked_get,
 625		       da7213_volsw_locked_put),
 626	SOC_SINGLE_EXT("ToneGen Start", DA7213_TONE_GEN_CFG1,
 627		       DA7213_START_STOPN_SHIFT, DA7213_SWITCH_EN_MAX,
 628		       DA7213_NO_INVERT, da7213_volsw_locked_get,
 629		       da7213_volsw_locked_put),
 630	SOC_ENUM_EXT("ToneGen Sinewave Gen Type", da7213_tonegen_swg_sel,
 631		     da7213_enum_locked_get, da7213_enum_locked_put),
 632	SOC_SINGLE_EXT("ToneGen Sinewave1 Freq", DA7213_TONE_GEN_FREQ1_L,
 633		       DA7213_FREQ1_L_SHIFT, DA7213_FREQ_MAX, DA7213_NO_INVERT,
 634		       da7213_tonegen_freq_get, da7213_tonegen_freq_put),
 635	SOC_SINGLE_EXT("ToneGen Sinewave2 Freq", DA7213_TONE_GEN_FREQ2_L,
 636		       DA7213_FREQ2_L_SHIFT, DA7213_FREQ_MAX, DA7213_NO_INVERT,
 637		       da7213_tonegen_freq_get, da7213_tonegen_freq_put),
 638	SOC_SINGLE_EXT("ToneGen On Time", DA7213_TONE_GEN_ON_PER,
 639		       DA7213_BEEP_ON_PER_SHIFT, DA7213_BEEP_ON_OFF_MAX,
 640		       DA7213_NO_INVERT, da7213_volsw_locked_get,
 641		       da7213_volsw_locked_put),
 642	SOC_SINGLE("ToneGen Off Time", DA7213_TONE_GEN_OFF_PER,
 643		   DA7213_BEEP_OFF_PER_SHIFT, DA7213_BEEP_ON_OFF_MAX,
 644		   DA7213_NO_INVERT),
 645
 646	/* Gain Ramping controls */
 647	SOC_DOUBLE_R("Aux Gain Ramping Switch", DA7213_AUX_L_CTRL,
 648		     DA7213_AUX_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 649		     DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 650	SOC_DOUBLE_R("Mixin Gain Ramping Switch", DA7213_MIXIN_L_CTRL,
 651		     DA7213_MIXIN_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 652		     DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 653	SOC_DOUBLE_R("ADC Gain Ramping Switch", DA7213_ADC_L_CTRL,
 654		     DA7213_ADC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 655		     DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 656	SOC_DOUBLE_R("DAC Gain Ramping Switch", DA7213_DAC_L_CTRL,
 657		     DA7213_DAC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 658		     DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 659	SOC_DOUBLE_R("Headphone Gain Ramping Switch", DA7213_HP_L_CTRL,
 660		     DA7213_HP_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 661		     DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 662	SOC_SINGLE("Lineout Gain Ramping Switch", DA7213_LINE_CTRL,
 663		   DA7213_GAIN_RAMP_EN_SHIFT, DA7213_GAIN_RAMP_EN_MAX,
 664		   DA7213_NO_INVERT),
 665	SOC_ENUM("Gain Ramping Rate", da7213_gain_ramp_rate),
 666
 667	/* DAC Noise Gate controls */
 668	SOC_SINGLE("DAC NG Switch", DA7213_DAC_NG_CTRL, DA7213_DAC_NG_EN_SHIFT,
 669		   DA7213_DAC_NG_EN_MAX, DA7213_NO_INVERT),
 670	SOC_ENUM("DAC NG Setup Time", da7213_dac_ng_setup_time),
 671	SOC_ENUM("DAC NG Rampup Rate", da7213_dac_ng_rampup_rate),
 672	SOC_ENUM("DAC NG Rampdown Rate", da7213_dac_ng_rampdown_rate),
 673	SOC_SINGLE("DAC NG OFF Threshold", DA7213_DAC_NG_OFF_THRESHOLD,
 674		   DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX,
 675		   DA7213_NO_INVERT),
 676	SOC_SINGLE("DAC NG ON Threshold", DA7213_DAC_NG_ON_THRESHOLD,
 677		   DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX,
 678		   DA7213_NO_INVERT),
 679
 680	/* DAC Routing & Inversion */
 681	SOC_DOUBLE("DAC Mono Switch", DA7213_DIG_ROUTING_DAC,
 682		   DA7213_DAC_L_MONO_SHIFT, DA7213_DAC_R_MONO_SHIFT,
 683		   DA7213_DAC_MONO_MAX, DA7213_NO_INVERT),
 684	SOC_DOUBLE("DAC Invert Switch", DA7213_DIG_CTRL, DA7213_DAC_L_INV_SHIFT,
 685		   DA7213_DAC_R_INV_SHIFT, DA7213_DAC_INV_MAX,
 686		   DA7213_NO_INVERT),
 687
 688	/* DMIC controls */
 689	SOC_DOUBLE_R("DMIC Switch", DA7213_MIXIN_L_SELECT,
 690		     DA7213_MIXIN_R_SELECT, DA7213_DMIC_EN_SHIFT,
 691		     DA7213_DMIC_EN_MAX, DA7213_NO_INVERT),
 692
 693	/* ALC Controls */
 694	SOC_DOUBLE_EXT("ALC Switch", DA7213_ALC_CTRL1, DA7213_ALC_L_EN_SHIFT,
 695		       DA7213_ALC_R_EN_SHIFT, DA7213_ALC_EN_MAX,
 696		       DA7213_NO_INVERT, snd_soc_get_volsw, da7213_put_alc_sw),
 697	SOC_ENUM("ALC Attack Rate", da7213_alc_attack_rate),
 698	SOC_ENUM("ALC Release Rate", da7213_alc_release_rate),
 699	SOC_ENUM("ALC Hold Time", da7213_alc_hold_time),
 700	/*
 701	 * Rate at which input signal envelope is tracked as the signal gets
 702	 * larger
 703	 */
 704	SOC_ENUM("ALC Integ Attack Rate", da7213_alc_integ_attack_rate),
 705	/*
 706	 * Rate at which input signal envelope is tracked as the signal gets
 707	 * smaller
 708	 */
 709	SOC_ENUM("ALC Integ Release Rate", da7213_alc_integ_release_rate),
 710	SOC_SINGLE_TLV("ALC Noise Threshold Volume", DA7213_ALC_NOISE,
 711		       DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
 712		       DA7213_INVERT, alc_threshold_tlv),
 713	SOC_SINGLE_TLV("ALC Min Threshold Volume", DA7213_ALC_TARGET_MIN,
 714		       DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
 715		       DA7213_INVERT, alc_threshold_tlv),
 716	SOC_SINGLE_TLV("ALC Max Threshold Volume", DA7213_ALC_TARGET_MAX,
 717		       DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
 718		       DA7213_INVERT, alc_threshold_tlv),
 719	SOC_SINGLE_TLV("ALC Max Attenuation Volume", DA7213_ALC_GAIN_LIMITS,
 720		       DA7213_ALC_ATTEN_MAX_SHIFT,
 721		       DA7213_ALC_ATTEN_GAIN_MAX_MAX, DA7213_NO_INVERT,
 722		       alc_gain_tlv),
 723	SOC_SINGLE_TLV("ALC Max Gain Volume", DA7213_ALC_GAIN_LIMITS,
 724		       DA7213_ALC_GAIN_MAX_SHIFT, DA7213_ALC_ATTEN_GAIN_MAX_MAX,
 725		       DA7213_NO_INVERT, alc_gain_tlv),
 726	SOC_SINGLE_TLV("ALC Min Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS,
 727		       DA7213_ALC_ANA_GAIN_MIN_SHIFT, DA7213_ALC_ANA_GAIN_MAX,
 728		       DA7213_NO_INVERT, alc_analog_gain_tlv),
 729	SOC_SINGLE_TLV("ALC Max Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS,
 730		       DA7213_ALC_ANA_GAIN_MAX_SHIFT, DA7213_ALC_ANA_GAIN_MAX,
 731		       DA7213_NO_INVERT, alc_analog_gain_tlv),
 732	SOC_SINGLE("ALC Anticlip Mode Switch", DA7213_ALC_ANTICLIP_CTRL,
 733		   DA7213_ALC_ANTICLIP_EN_SHIFT, DA7213_ALC_ANTICLIP_EN_MAX,
 734		   DA7213_NO_INVERT),
 735	SOC_SINGLE("ALC Anticlip Level", DA7213_ALC_ANTICLIP_LEVEL,
 736		   DA7213_ALC_ANTICLIP_LEVEL_SHIFT,
 737		   DA7213_ALC_ANTICLIP_LEVEL_MAX, DA7213_NO_INVERT),
 738};
 739
 740
 741/*
 742 * DAPM
 743 */
 744
 745/*
 746 * Enums
 747 */
 748
 749/* MIC PGA source select */
 750static const char * const da7213_mic_amp_in_sel_txt[] = {
 751	"Differential", "MIC_P", "MIC_N"
 752};
 753
 754static SOC_ENUM_SINGLE_DECL(da7213_mic_1_amp_in_sel,
 755			    DA7213_MIC_1_CTRL,
 756			    DA7213_MIC_AMP_IN_SEL_SHIFT,
 757			    da7213_mic_amp_in_sel_txt);
 758static const struct snd_kcontrol_new da7213_mic_1_amp_in_sel_mux =
 759	SOC_DAPM_ENUM("Mic 1 Amp Source MUX", da7213_mic_1_amp_in_sel);
 760
 761static SOC_ENUM_SINGLE_DECL(da7213_mic_2_amp_in_sel,
 762			    DA7213_MIC_2_CTRL,
 763			    DA7213_MIC_AMP_IN_SEL_SHIFT,
 764			    da7213_mic_amp_in_sel_txt);
 765static const struct snd_kcontrol_new da7213_mic_2_amp_in_sel_mux =
 766	SOC_DAPM_ENUM("Mic 2 Amp Source MUX", da7213_mic_2_amp_in_sel);
 767
 768/* DAI routing select */
 769static const char * const da7213_dai_src_txt[] = {
 770	"ADC Left", "ADC Right", "DAI Input Left", "DAI Input Right"
 771};
 772
 773static SOC_ENUM_SINGLE_DECL(da7213_dai_l_src,
 774			    DA7213_DIG_ROUTING_DAI,
 775			    DA7213_DAI_L_SRC_SHIFT,
 776			    da7213_dai_src_txt);
 777static const struct snd_kcontrol_new da7213_dai_l_src_mux =
 778	SOC_DAPM_ENUM("DAI Left Source MUX", da7213_dai_l_src);
 779
 780static SOC_ENUM_SINGLE_DECL(da7213_dai_r_src,
 781			    DA7213_DIG_ROUTING_DAI,
 782			    DA7213_DAI_R_SRC_SHIFT,
 783			    da7213_dai_src_txt);
 784static const struct snd_kcontrol_new da7213_dai_r_src_mux =
 785	SOC_DAPM_ENUM("DAI Right Source MUX", da7213_dai_r_src);
 786
 787/* DAC routing select */
 788static const char * const da7213_dac_src_txt[] = {
 789	"ADC Output Left", "ADC Output Right", "DAI Input Left",
 790	"DAI Input Right"
 791};
 792
 793static SOC_ENUM_SINGLE_DECL(da7213_dac_l_src,
 794			    DA7213_DIG_ROUTING_DAC,
 795			    DA7213_DAC_L_SRC_SHIFT,
 796			    da7213_dac_src_txt);
 797static const struct snd_kcontrol_new da7213_dac_l_src_mux =
 798	SOC_DAPM_ENUM("DAC Left Source MUX", da7213_dac_l_src);
 799
 800static SOC_ENUM_SINGLE_DECL(da7213_dac_r_src,
 801			    DA7213_DIG_ROUTING_DAC,
 802			    DA7213_DAC_R_SRC_SHIFT,
 803			    da7213_dac_src_txt);
 804static const struct snd_kcontrol_new da7213_dac_r_src_mux =
 805	SOC_DAPM_ENUM("DAC Right Source MUX", da7213_dac_r_src);
 806
 807/*
 808 * Mixer Controls
 809 */
 810
 811/* Mixin Left */
 812static const struct snd_kcontrol_new da7213_dapm_mixinl_controls[] = {
 813	SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXIN_L_SELECT,
 814			DA7213_MIXIN_L_MIX_SELECT_AUX_L_SHIFT,
 815			DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 816	SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_L_SELECT,
 817			DA7213_MIXIN_L_MIX_SELECT_MIC_1_SHIFT,
 818			DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 819	SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_L_SELECT,
 820			DA7213_MIXIN_L_MIX_SELECT_MIC_2_SHIFT,
 821			DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 822	SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXIN_L_SELECT,
 823			DA7213_MIXIN_L_MIX_SELECT_MIXIN_R_SHIFT,
 824			DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 825};
 826
 827/* Mixin Right */
 828static const struct snd_kcontrol_new da7213_dapm_mixinr_controls[] = {
 829	SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXIN_R_SELECT,
 830			DA7213_MIXIN_R_MIX_SELECT_AUX_R_SHIFT,
 831			DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 832	SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_R_SELECT,
 833			DA7213_MIXIN_R_MIX_SELECT_MIC_2_SHIFT,
 834			DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 835	SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_R_SELECT,
 836			DA7213_MIXIN_R_MIX_SELECT_MIC_1_SHIFT,
 837			DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 838	SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXIN_R_SELECT,
 839			DA7213_MIXIN_R_MIX_SELECT_MIXIN_L_SHIFT,
 840			DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 841};
 842
 843/* Mixout Left */
 844static const struct snd_kcontrol_new da7213_dapm_mixoutl_controls[] = {
 845	SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXOUT_L_SELECT,
 846			DA7213_MIXOUT_L_MIX_SELECT_AUX_L_SHIFT,
 847			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 848	SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_L_SELECT,
 849			DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_SHIFT,
 850			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 851	SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_L_SELECT,
 852			DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_SHIFT,
 853			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 854	SOC_DAPM_SINGLE("DAC Left Switch", DA7213_MIXOUT_L_SELECT,
 855			DA7213_MIXOUT_L_MIX_SELECT_DAC_L_SHIFT,
 856			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 857	SOC_DAPM_SINGLE("Aux Left Invert Switch", DA7213_MIXOUT_L_SELECT,
 858			DA7213_MIXOUT_L_MIX_SELECT_AUX_L_INVERTED_SHIFT,
 859			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 860	SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_L_SELECT,
 861			DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_INVERTED_SHIFT,
 862			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 863	SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_L_SELECT,
 864			DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_INVERTED_SHIFT,
 865			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 866};
 867
 868/* Mixout Right */
 869static const struct snd_kcontrol_new da7213_dapm_mixoutr_controls[] = {
 870	SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXOUT_R_SELECT,
 871			DA7213_MIXOUT_R_MIX_SELECT_AUX_R_SHIFT,
 872			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 873	SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_R_SELECT,
 874			DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_SHIFT,
 875			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 876	SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_R_SELECT,
 877			DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_SHIFT,
 878			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 879	SOC_DAPM_SINGLE("DAC Right Switch", DA7213_MIXOUT_R_SELECT,
 880			DA7213_MIXOUT_R_MIX_SELECT_DAC_R_SHIFT,
 881			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 882	SOC_DAPM_SINGLE("Aux Right Invert Switch", DA7213_MIXOUT_R_SELECT,
 883			DA7213_MIXOUT_R_MIX_SELECT_AUX_R_INVERTED_SHIFT,
 884			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 885	SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_R_SELECT,
 886			DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_INVERTED_SHIFT,
 887			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 888	SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_R_SELECT,
 889			DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_INVERTED_SHIFT,
 890			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 891};
 892
 893
 894/*
 895 * DAPM Events
 896 */
 897
 898static int da7213_dai_event(struct snd_soc_dapm_widget *w,
 899			    struct snd_kcontrol *kcontrol, int event)
 900{
 901	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
 902	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 903	u8 pll_ctrl, pll_status;
 904	int i = 0;
 905	bool srm_lock = false;
 906
 907	switch (event) {
 908	case SND_SOC_DAPM_PRE_PMU:
 909		/* Enable DAI clks for master mode */
 910		if (da7213->master)
 911			snd_soc_component_update_bits(component, DA7213_DAI_CLK_MODE,
 912					    DA7213_DAI_CLK_EN_MASK,
 913					    DA7213_DAI_CLK_EN_MASK);
 914
 915		/* PC synchronised to DAI */
 916		snd_soc_component_update_bits(component, DA7213_PC_COUNT,
 917				    DA7213_PC_FREERUN_MASK, 0);
 918
 919		/* If SRM not enabled then nothing more to do */
 920		pll_ctrl = snd_soc_component_read(component, DA7213_PLL_CTRL);
 921		if (!(pll_ctrl & DA7213_PLL_SRM_EN))
 922			return 0;
 923
 924		/* Assist 32KHz mode PLL lock */
 925		if (pll_ctrl & DA7213_PLL_32K_MODE) {
 926			snd_soc_component_write(component, 0xF0, 0x8B);
 927			snd_soc_component_write(component, 0xF2, 0x03);
 928			snd_soc_component_write(component, 0xF0, 0x00);
 929		}
 930
 931		/* Check SRM has locked */
 932		do {
 933			pll_status = snd_soc_component_read(component, DA7213_PLL_STATUS);
 934			if (pll_status & DA7213_PLL_SRM_LOCK) {
 935				srm_lock = true;
 936			} else {
 937				++i;
 938				msleep(50);
 939			}
 940		} while ((i < DA7213_SRM_CHECK_RETRIES) && (!srm_lock));
 941
 942		if (!srm_lock)
 943			dev_warn(component->dev, "SRM failed to lock\n");
 944
 945		return 0;
 946	case SND_SOC_DAPM_POST_PMD:
 947		/* Revert 32KHz PLL lock udpates if applied previously */
 948		pll_ctrl = snd_soc_component_read(component, DA7213_PLL_CTRL);
 949		if (pll_ctrl & DA7213_PLL_32K_MODE) {
 950			snd_soc_component_write(component, 0xF0, 0x8B);
 951			snd_soc_component_write(component, 0xF2, 0x01);
 952			snd_soc_component_write(component, 0xF0, 0x00);
 953		}
 954
 955		/* PC free-running */
 956		snd_soc_component_update_bits(component, DA7213_PC_COUNT,
 957				    DA7213_PC_FREERUN_MASK,
 958				    DA7213_PC_FREERUN_MASK);
 959
 960		/* Disable DAI clks if in master mode */
 961		if (da7213->master)
 962			snd_soc_component_update_bits(component, DA7213_DAI_CLK_MODE,
 963					    DA7213_DAI_CLK_EN_MASK, 0);
 964		return 0;
 965	default:
 966		return -EINVAL;
 967	}
 968}
 969
 970
 971/*
 972 * DAPM widgets
 973 */
 974
 975static const struct snd_soc_dapm_widget da7213_dapm_widgets[] = {
 976	/*
 977	 * Power Supply
 978	 */
 979	SND_SOC_DAPM_REGULATOR_SUPPLY("VDDMIC", 0, 0),
 980
 981	/*
 982	 * Input & Output
 983	 */
 984
 985	/* Use a supply here as this controls both input & output DAIs */
 986	SND_SOC_DAPM_SUPPLY("DAI", DA7213_DAI_CTRL, DA7213_DAI_EN_SHIFT,
 987			    DA7213_NO_INVERT, da7213_dai_event,
 988			    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
 989
 990	/*
 991	 * Input
 992	 */
 993
 994	/* Input Lines */
 995	SND_SOC_DAPM_INPUT("MIC1"),
 996	SND_SOC_DAPM_INPUT("MIC2"),
 997	SND_SOC_DAPM_INPUT("AUXL"),
 998	SND_SOC_DAPM_INPUT("AUXR"),
 999
1000	/* MUXs for Mic PGA source selection */
1001	SND_SOC_DAPM_MUX("Mic 1 Amp Source MUX", SND_SOC_NOPM, 0, 0,
1002			 &da7213_mic_1_amp_in_sel_mux),
1003	SND_SOC_DAPM_MUX("Mic 2 Amp Source MUX", SND_SOC_NOPM, 0, 0,
1004			 &da7213_mic_2_amp_in_sel_mux),
1005
1006	/* Input PGAs */
1007	SND_SOC_DAPM_PGA("Mic 1 PGA", DA7213_MIC_1_CTRL, DA7213_AMP_EN_SHIFT,
1008			 DA7213_NO_INVERT, NULL, 0),
1009	SND_SOC_DAPM_PGA("Mic 2 PGA", DA7213_MIC_2_CTRL, DA7213_AMP_EN_SHIFT,
1010			 DA7213_NO_INVERT, NULL, 0),
1011	SND_SOC_DAPM_PGA("Aux Left PGA", DA7213_AUX_L_CTRL, DA7213_AMP_EN_SHIFT,
1012			 DA7213_NO_INVERT, NULL, 0),
1013	SND_SOC_DAPM_PGA("Aux Right PGA", DA7213_AUX_R_CTRL,
1014			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
1015	SND_SOC_DAPM_PGA("Mixin Left PGA", DA7213_MIXIN_L_CTRL,
1016			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
1017	SND_SOC_DAPM_PGA("Mixin Right PGA", DA7213_MIXIN_R_CTRL,
1018			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
1019
1020	/* Mic Biases */
1021	SND_SOC_DAPM_SUPPLY("Mic Bias 1", DA7213_MICBIAS_CTRL,
1022			    DA7213_MICBIAS1_EN_SHIFT, DA7213_NO_INVERT,
1023			    NULL, 0),
1024	SND_SOC_DAPM_SUPPLY("Mic Bias 2", DA7213_MICBIAS_CTRL,
1025			    DA7213_MICBIAS2_EN_SHIFT, DA7213_NO_INVERT,
1026			    NULL, 0),
1027
1028	/* Input Mixers */
1029	SND_SOC_DAPM_MIXER("Mixin Left", SND_SOC_NOPM, 0, 0,
1030			   &da7213_dapm_mixinl_controls[0],
1031			   ARRAY_SIZE(da7213_dapm_mixinl_controls)),
1032	SND_SOC_DAPM_MIXER("Mixin Right", SND_SOC_NOPM, 0, 0,
1033			   &da7213_dapm_mixinr_controls[0],
1034			   ARRAY_SIZE(da7213_dapm_mixinr_controls)),
1035
1036	/* ADCs */
1037	SND_SOC_DAPM_ADC("ADC Left", NULL, DA7213_ADC_L_CTRL,
1038			 DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT),
1039	SND_SOC_DAPM_ADC("ADC Right", NULL, DA7213_ADC_R_CTRL,
1040			 DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT),
1041
1042	/* DAI */
1043	SND_SOC_DAPM_MUX("DAI Left Source MUX", SND_SOC_NOPM, 0, 0,
1044			 &da7213_dai_l_src_mux),
1045	SND_SOC_DAPM_MUX("DAI Right Source MUX", SND_SOC_NOPM, 0, 0,
1046			 &da7213_dai_r_src_mux),
1047	SND_SOC_DAPM_AIF_OUT("DAIOUTL", "Capture", 0, SND_SOC_NOPM, 0, 0),
1048	SND_SOC_DAPM_AIF_OUT("DAIOUTR", "Capture", 1, SND_SOC_NOPM, 0, 0),
1049
1050	/*
1051	 * Output
1052	 */
1053
1054	/* DAI */
1055	SND_SOC_DAPM_AIF_IN("DAIINL", "Playback", 0, SND_SOC_NOPM, 0, 0),
1056	SND_SOC_DAPM_AIF_IN("DAIINR", "Playback", 1, SND_SOC_NOPM, 0, 0),
1057	SND_SOC_DAPM_MUX("DAC Left Source MUX", SND_SOC_NOPM, 0, 0,
1058			 &da7213_dac_l_src_mux),
1059	SND_SOC_DAPM_MUX("DAC Right Source MUX", SND_SOC_NOPM, 0, 0,
1060			 &da7213_dac_r_src_mux),
1061
1062	/* DACs */
1063	SND_SOC_DAPM_DAC("DAC Left", NULL, DA7213_DAC_L_CTRL,
1064			 DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT),
1065	SND_SOC_DAPM_DAC("DAC Right", NULL, DA7213_DAC_R_CTRL,
1066			 DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT),
1067
1068	/* Output Mixers */
1069	SND_SOC_DAPM_MIXER("Mixout Left", SND_SOC_NOPM, 0, 0,
1070			   &da7213_dapm_mixoutl_controls[0],
1071			   ARRAY_SIZE(da7213_dapm_mixoutl_controls)),
1072	SND_SOC_DAPM_MIXER("Mixout Right", SND_SOC_NOPM, 0, 0,
1073			   &da7213_dapm_mixoutr_controls[0],
1074			   ARRAY_SIZE(da7213_dapm_mixoutr_controls)),
1075
1076	/* Output PGAs */
1077	SND_SOC_DAPM_PGA("Mixout Left PGA", DA7213_MIXOUT_L_CTRL,
1078			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
1079	SND_SOC_DAPM_PGA("Mixout Right PGA", DA7213_MIXOUT_R_CTRL,
1080			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
1081	SND_SOC_DAPM_PGA("Lineout PGA", DA7213_LINE_CTRL, DA7213_AMP_EN_SHIFT,
1082			 DA7213_NO_INVERT, NULL, 0),
1083	SND_SOC_DAPM_PGA("Headphone Left PGA", DA7213_HP_L_CTRL,
1084			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
1085	SND_SOC_DAPM_PGA("Headphone Right PGA", DA7213_HP_R_CTRL,
1086			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
1087
1088	/* Charge Pump */
1089	SND_SOC_DAPM_SUPPLY("Charge Pump", DA7213_CP_CTRL, DA7213_CP_EN_SHIFT,
1090			    DA7213_NO_INVERT, NULL, 0),
1091
1092	/* Output Lines */
1093	SND_SOC_DAPM_OUTPUT("HPL"),
1094	SND_SOC_DAPM_OUTPUT("HPR"),
1095	SND_SOC_DAPM_OUTPUT("LINE"),
1096};
1097
1098
1099/*
1100 * DAPM audio route definition
1101 */
1102
1103static const struct snd_soc_dapm_route da7213_audio_map[] = {
1104	/* Dest       Connecting Widget    source */
1105
1106	/* Input path */
1107	{"Mic Bias 1", NULL, "VDDMIC"},
1108	{"Mic Bias 2", NULL, "VDDMIC"},
1109
1110	{"MIC1", NULL, "Mic Bias 1"},
1111	{"MIC2", NULL, "Mic Bias 2"},
1112
1113	{"Mic 1 Amp Source MUX", "Differential", "MIC1"},
1114	{"Mic 1 Amp Source MUX", "MIC_P", "MIC1"},
1115	{"Mic 1 Amp Source MUX", "MIC_N", "MIC1"},
1116
1117	{"Mic 2 Amp Source MUX", "Differential", "MIC2"},
1118	{"Mic 2 Amp Source MUX", "MIC_P", "MIC2"},
1119	{"Mic 2 Amp Source MUX", "MIC_N", "MIC2"},
1120
1121	{"Mic 1 PGA", NULL, "Mic 1 Amp Source MUX"},
1122	{"Mic 2 PGA", NULL, "Mic 2 Amp Source MUX"},
1123
1124	{"Aux Left PGA", NULL, "AUXL"},
1125	{"Aux Right PGA", NULL, "AUXR"},
1126
1127	{"Mixin Left", "Aux Left Switch", "Aux Left PGA"},
1128	{"Mixin Left", "Mic 1 Switch", "Mic 1 PGA"},
1129	{"Mixin Left", "Mic 2 Switch", "Mic 2 PGA"},
1130	{"Mixin Left", "Mixin Right Switch", "Mixin Right PGA"},
1131
1132	{"Mixin Right", "Aux Right Switch", "Aux Right PGA"},
1133	{"Mixin Right", "Mic 2 Switch", "Mic 2 PGA"},
1134	{"Mixin Right", "Mic 1 Switch", "Mic 1 PGA"},
1135	{"Mixin Right", "Mixin Left Switch", "Mixin Left PGA"},
1136
1137	{"Mixin Left PGA", NULL, "Mixin Left"},
1138	{"ADC Left", NULL, "Mixin Left PGA"},
1139
1140	{"Mixin Right PGA", NULL, "Mixin Right"},
1141	{"ADC Right", NULL, "Mixin Right PGA"},
1142
1143	{"DAI Left Source MUX", "ADC Left", "ADC Left"},
1144	{"DAI Left Source MUX", "ADC Right", "ADC Right"},
1145	{"DAI Left Source MUX", "DAI Input Left", "DAIINL"},
1146	{"DAI Left Source MUX", "DAI Input Right", "DAIINR"},
1147
1148	{"DAI Right Source MUX", "ADC Left", "ADC Left"},
1149	{"DAI Right Source MUX", "ADC Right", "ADC Right"},
1150	{"DAI Right Source MUX", "DAI Input Left", "DAIINL"},
1151	{"DAI Right Source MUX", "DAI Input Right", "DAIINR"},
1152
1153	{"DAIOUTL", NULL, "DAI Left Source MUX"},
1154	{"DAIOUTR", NULL, "DAI Right Source MUX"},
1155
1156	{"DAIOUTL", NULL, "DAI"},
1157	{"DAIOUTR", NULL, "DAI"},
1158
1159	/* Output path */
1160	{"DAIINL", NULL, "DAI"},
1161	{"DAIINR", NULL, "DAI"},
1162
1163	{"DAC Left Source MUX", "ADC Output Left", "ADC Left"},
1164	{"DAC Left Source MUX", "ADC Output Right", "ADC Right"},
1165	{"DAC Left Source MUX", "DAI Input Left", "DAIINL"},
1166	{"DAC Left Source MUX", "DAI Input Right", "DAIINR"},
1167
1168	{"DAC Right Source MUX", "ADC Output Left", "ADC Left"},
1169	{"DAC Right Source MUX", "ADC Output Right", "ADC Right"},
1170	{"DAC Right Source MUX", "DAI Input Left", "DAIINL"},
1171	{"DAC Right Source MUX", "DAI Input Right", "DAIINR"},
1172
1173	{"DAC Left", NULL, "DAC Left Source MUX"},
1174	{"DAC Right", NULL, "DAC Right Source MUX"},
1175
1176	{"Mixout Left", "Aux Left Switch", "Aux Left PGA"},
1177	{"Mixout Left", "Mixin Left Switch", "Mixin Left PGA"},
1178	{"Mixout Left", "Mixin Right Switch", "Mixin Right PGA"},
1179	{"Mixout Left", "DAC Left Switch", "DAC Left"},
1180	{"Mixout Left", "Aux Left Invert Switch", "Aux Left PGA"},
1181	{"Mixout Left", "Mixin Left Invert Switch", "Mixin Left PGA"},
1182	{"Mixout Left", "Mixin Right Invert Switch", "Mixin Right PGA"},
1183
1184	{"Mixout Right", "Aux Right Switch", "Aux Right PGA"},
1185	{"Mixout Right", "Mixin Right Switch", "Mixin Right PGA"},
1186	{"Mixout Right", "Mixin Left Switch", "Mixin Left PGA"},
1187	{"Mixout Right", "DAC Right Switch", "DAC Right"},
1188	{"Mixout Right", "Aux Right Invert Switch", "Aux Right PGA"},
1189	{"Mixout Right", "Mixin Right Invert Switch", "Mixin Right PGA"},
1190	{"Mixout Right", "Mixin Left Invert Switch", "Mixin Left PGA"},
1191
1192	{"Mixout Left PGA", NULL, "Mixout Left"},
1193	{"Mixout Right PGA", NULL, "Mixout Right"},
1194
1195	{"Headphone Left PGA", NULL, "Mixout Left PGA"},
1196	{"Headphone Left PGA", NULL, "Charge Pump"},
1197	{"HPL", NULL, "Headphone Left PGA"},
1198
1199	{"Headphone Right PGA", NULL, "Mixout Right PGA"},
1200	{"Headphone Right PGA", NULL, "Charge Pump"},
1201	{"HPR", NULL, "Headphone Right PGA"},
1202
1203	{"Lineout PGA", NULL, "Mixout Right PGA"},
1204	{"LINE", NULL, "Lineout PGA"},
1205};
1206
1207static const struct reg_default da7213_reg_defaults[] = {
1208	{ DA7213_DIG_ROUTING_DAI, 0x10 },
1209	{ DA7213_SR, 0x0A },
1210	{ DA7213_REFERENCES, 0x80 },
1211	{ DA7213_PLL_FRAC_TOP, 0x00 },
1212	{ DA7213_PLL_FRAC_BOT, 0x00 },
1213	{ DA7213_PLL_INTEGER, 0x20 },
1214	{ DA7213_PLL_CTRL, 0x0C },
1215	{ DA7213_DAI_CLK_MODE, 0x01 },
1216	{ DA7213_DAI_CTRL, 0x08 },
1217	{ DA7213_DIG_ROUTING_DAC, 0x32 },
1218	{ DA7213_AUX_L_GAIN, 0x35 },
1219	{ DA7213_AUX_R_GAIN, 0x35 },
1220	{ DA7213_MIXIN_L_SELECT, 0x00 },
1221	{ DA7213_MIXIN_R_SELECT, 0x00 },
1222	{ DA7213_MIXIN_L_GAIN, 0x03 },
1223	{ DA7213_MIXIN_R_GAIN, 0x03 },
1224	{ DA7213_ADC_L_GAIN, 0x6F },
1225	{ DA7213_ADC_R_GAIN, 0x6F },
1226	{ DA7213_ADC_FILTERS1, 0x80 },
1227	{ DA7213_MIC_1_GAIN, 0x01 },
1228	{ DA7213_MIC_2_GAIN, 0x01 },
1229	{ DA7213_DAC_FILTERS5, 0x00 },
1230	{ DA7213_DAC_FILTERS2, 0x88 },
1231	{ DA7213_DAC_FILTERS3, 0x88 },
1232	{ DA7213_DAC_FILTERS4, 0x08 },
1233	{ DA7213_DAC_FILTERS1, 0x80 },
1234	{ DA7213_DAC_L_GAIN, 0x6F },
1235	{ DA7213_DAC_R_GAIN, 0x6F },
1236	{ DA7213_CP_CTRL, 0x61 },
1237	{ DA7213_HP_L_GAIN, 0x39 },
1238	{ DA7213_HP_R_GAIN, 0x39 },
1239	{ DA7213_LINE_GAIN, 0x30 },
1240	{ DA7213_MIXOUT_L_SELECT, 0x00 },
1241	{ DA7213_MIXOUT_R_SELECT, 0x00 },
1242	{ DA7213_SYSTEM_MODES_INPUT, 0x00 },
1243	{ DA7213_SYSTEM_MODES_OUTPUT, 0x00 },
1244	{ DA7213_AUX_L_CTRL, 0x44 },
1245	{ DA7213_AUX_R_CTRL, 0x44 },
1246	{ DA7213_MICBIAS_CTRL, 0x11 },
1247	{ DA7213_MIC_1_CTRL, 0x40 },
1248	{ DA7213_MIC_2_CTRL, 0x40 },
1249	{ DA7213_MIXIN_L_CTRL, 0x40 },
1250	{ DA7213_MIXIN_R_CTRL, 0x40 },
1251	{ DA7213_ADC_L_CTRL, 0x40 },
1252	{ DA7213_ADC_R_CTRL, 0x40 },
1253	{ DA7213_DAC_L_CTRL, 0x48 },
1254	{ DA7213_DAC_R_CTRL, 0x40 },
1255	{ DA7213_HP_L_CTRL, 0x41 },
1256	{ DA7213_HP_R_CTRL, 0x40 },
1257	{ DA7213_LINE_CTRL, 0x40 },
1258	{ DA7213_MIXOUT_L_CTRL, 0x10 },
1259	{ DA7213_MIXOUT_R_CTRL, 0x10 },
1260	{ DA7213_LDO_CTRL, 0x00 },
1261	{ DA7213_IO_CTRL, 0x00 },
1262	{ DA7213_GAIN_RAMP_CTRL, 0x00},
1263	{ DA7213_MIC_CONFIG, 0x00 },
1264	{ DA7213_PC_COUNT, 0x00 },
1265	{ DA7213_CP_VOL_THRESHOLD1, 0x32 },
1266	{ DA7213_CP_DELAY, 0x95 },
1267	{ DA7213_CP_DETECTOR, 0x00 },
1268	{ DA7213_DAI_OFFSET, 0x00 },
1269	{ DA7213_DIG_CTRL, 0x00 },
1270	{ DA7213_ALC_CTRL2, 0x00 },
1271	{ DA7213_ALC_CTRL3, 0x00 },
1272	{ DA7213_ALC_NOISE, 0x3F },
1273	{ DA7213_ALC_TARGET_MIN, 0x3F },
1274	{ DA7213_ALC_TARGET_MAX, 0x00 },
1275	{ DA7213_ALC_GAIN_LIMITS, 0xFF },
1276	{ DA7213_ALC_ANA_GAIN_LIMITS, 0x71 },
1277	{ DA7213_ALC_ANTICLIP_CTRL, 0x00 },
1278	{ DA7213_ALC_ANTICLIP_LEVEL, 0x00 },
1279	{ DA7213_ALC_OFFSET_MAN_M_L, 0x00 },
1280	{ DA7213_ALC_OFFSET_MAN_U_L, 0x00 },
1281	{ DA7213_ALC_OFFSET_MAN_M_R, 0x00 },
1282	{ DA7213_ALC_OFFSET_MAN_U_R, 0x00 },
1283	{ DA7213_ALC_CIC_OP_LVL_CTRL, 0x00 },
1284	{ DA7213_DAC_NG_SETUP_TIME, 0x00 },
1285	{ DA7213_DAC_NG_OFF_THRESHOLD, 0x00 },
1286	{ DA7213_DAC_NG_ON_THRESHOLD, 0x00 },
1287	{ DA7213_DAC_NG_CTRL, 0x00 },
1288};
1289
1290static bool da7213_volatile_register(struct device *dev, unsigned int reg)
1291{
1292	switch (reg) {
1293	case DA7213_STATUS1:
1294	case DA7213_PLL_STATUS:
1295	case DA7213_AUX_L_GAIN_STATUS:
1296	case DA7213_AUX_R_GAIN_STATUS:
1297	case DA7213_MIC_1_GAIN_STATUS:
1298	case DA7213_MIC_2_GAIN_STATUS:
1299	case DA7213_MIXIN_L_GAIN_STATUS:
1300	case DA7213_MIXIN_R_GAIN_STATUS:
1301	case DA7213_ADC_L_GAIN_STATUS:
1302	case DA7213_ADC_R_GAIN_STATUS:
1303	case DA7213_DAC_L_GAIN_STATUS:
1304	case DA7213_DAC_R_GAIN_STATUS:
1305	case DA7213_HP_L_GAIN_STATUS:
1306	case DA7213_HP_R_GAIN_STATUS:
1307	case DA7213_LINE_GAIN_STATUS:
1308	case DA7213_ALC_CTRL1:
1309	case DA7213_ALC_OFFSET_AUTO_M_L:
1310	case DA7213_ALC_OFFSET_AUTO_U_L:
1311	case DA7213_ALC_OFFSET_AUTO_M_R:
1312	case DA7213_ALC_OFFSET_AUTO_U_R:
1313	case DA7213_ALC_CIC_OP_LVL_DATA:
1314		return true;
1315	default:
1316		return false;
1317	}
1318}
1319
1320static int da7213_hw_params(struct snd_pcm_substream *substream,
1321			    struct snd_pcm_hw_params *params,
1322			    struct snd_soc_dai *dai)
1323{
1324	struct snd_soc_component *component = dai->component;
1325	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1326	u8 dai_clk_mode = DA7213_DAI_BCLKS_PER_WCLK_64;
1327	u8 dai_ctrl = 0;
1328	u8 fs;
1329
1330	/* Set channels */
1331	switch (params_channels(params)) {
1332	case 1:
1333		if (da7213->fmt != DA7213_DAI_FORMAT_DSP) {
1334			dev_err(component->dev, "Mono supported only in DSP mode\n");
1335			return -EINVAL;
1336		}
1337		dai_ctrl |= DA7213_DAI_MONO_MODE_EN;
1338		break;
1339	case 2:
1340		dai_ctrl &= ~(DA7213_DAI_MONO_MODE_EN);
1341		break;
1342	default:
1343		return -EINVAL;
1344	}
1345
1346	/* Set DAI format */
1347	switch (params_width(params)) {
1348	case 16:
1349		dai_ctrl |= DA7213_DAI_WORD_LENGTH_S16_LE;
1350		dai_clk_mode = DA7213_DAI_BCLKS_PER_WCLK_32; /* 32bit for 1ch and 2ch */
1351		break;
1352	case 20:
1353		dai_ctrl |= DA7213_DAI_WORD_LENGTH_S20_LE;
1354		break;
1355	case 24:
1356		dai_ctrl |= DA7213_DAI_WORD_LENGTH_S24_LE;
1357		break;
1358	case 32:
1359		dai_ctrl |= DA7213_DAI_WORD_LENGTH_S32_LE;
1360		break;
1361	default:
1362		return -EINVAL;
1363	}
1364
1365	/* Set sampling rate */
1366	switch (params_rate(params)) {
1367	case 8000:
1368		fs = DA7213_SR_8000;
1369		da7213->out_rate = DA7213_PLL_FREQ_OUT_98304000;
1370		break;
1371	case 11025:
1372		fs = DA7213_SR_11025;
1373		da7213->out_rate = DA7213_PLL_FREQ_OUT_90316800;
1374		break;
1375	case 12000:
1376		fs = DA7213_SR_12000;
1377		da7213->out_rate = DA7213_PLL_FREQ_OUT_98304000;
1378		break;
1379	case 16000:
1380		fs = DA7213_SR_16000;
1381		da7213->out_rate = DA7213_PLL_FREQ_OUT_98304000;
1382		break;
1383	case 22050:
1384		fs = DA7213_SR_22050;
1385		da7213->out_rate = DA7213_PLL_FREQ_OUT_90316800;
1386		break;
1387	case 32000:
1388		fs = DA7213_SR_32000;
1389		da7213->out_rate = DA7213_PLL_FREQ_OUT_98304000;
1390		break;
1391	case 44100:
1392		fs = DA7213_SR_44100;
1393		da7213->out_rate = DA7213_PLL_FREQ_OUT_90316800;
1394		break;
1395	case 48000:
1396		fs = DA7213_SR_48000;
1397		da7213->out_rate = DA7213_PLL_FREQ_OUT_98304000;
1398		break;
1399	case 88200:
1400		fs = DA7213_SR_88200;
1401		da7213->out_rate = DA7213_PLL_FREQ_OUT_90316800;
1402		break;
1403	case 96000:
1404		fs = DA7213_SR_96000;
1405		da7213->out_rate = DA7213_PLL_FREQ_OUT_98304000;
1406		break;
1407	default:
1408		return -EINVAL;
1409	}
1410
1411	snd_soc_component_update_bits(component, DA7213_DAI_CLK_MODE,
1412		DA7213_DAI_BCLKS_PER_WCLK_MASK, dai_clk_mode);
1413
1414	snd_soc_component_update_bits(component, DA7213_DAI_CTRL,
1415		DA7213_DAI_WORD_LENGTH_MASK | DA7213_DAI_MONO_MODE_MASK, dai_ctrl);
1416	snd_soc_component_write(component, DA7213_SR, fs);
1417
1418	return 0;
1419}
1420
1421static int da7213_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
1422{
1423	struct snd_soc_component *component = codec_dai->component;
1424	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1425	u8 dai_clk_mode = 0, dai_ctrl = 0;
1426	u8 dai_offset = 0;
1427
1428	/* Set master/slave mode */
1429	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1430	case SND_SOC_DAIFMT_CBP_CFP:
1431		da7213->master = true;
1432		break;
1433	case SND_SOC_DAIFMT_CBC_CFC:
1434		da7213->master = false;
1435		break;
1436	default:
1437		return -EINVAL;
1438	}
1439
1440	/* Set clock normal/inverted */
1441	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1442	case SND_SOC_DAIFMT_I2S:
1443	case SND_SOC_DAIFMT_LEFT_J:
1444	case SND_SOC_DAIFMT_RIGHT_J:
1445		switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1446		case SND_SOC_DAIFMT_NB_NF:
1447			break;
1448		case SND_SOC_DAIFMT_NB_IF:
1449			dai_clk_mode |= DA7213_DAI_WCLK_POL_INV;
1450			break;
1451		case SND_SOC_DAIFMT_IB_NF:
1452			dai_clk_mode |= DA7213_DAI_CLK_POL_INV;
1453			break;
1454		case SND_SOC_DAIFMT_IB_IF:
1455			dai_clk_mode |= DA7213_DAI_WCLK_POL_INV |
1456					DA7213_DAI_CLK_POL_INV;
1457			break;
1458		default:
1459			return -EINVAL;
1460		}
1461		break;
1462	case SND_SOC_DAIFMT_DSP_A:
1463	case SND_SOC_DAIFMT_DSP_B:
1464		/* The bclk is inverted wrt ASoC conventions */
1465		switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1466		case SND_SOC_DAIFMT_NB_NF:
1467			dai_clk_mode |= DA7213_DAI_CLK_POL_INV;
1468			break;
1469		case SND_SOC_DAIFMT_NB_IF:
1470			dai_clk_mode |= DA7213_DAI_WCLK_POL_INV |
1471					DA7213_DAI_CLK_POL_INV;
1472			break;
1473		case SND_SOC_DAIFMT_IB_NF:
1474			break;
1475		case SND_SOC_DAIFMT_IB_IF:
1476			dai_clk_mode |= DA7213_DAI_WCLK_POL_INV;
1477			break;
1478		default:
1479			return -EINVAL;
1480		}
1481		break;
1482	default:
1483		return -EINVAL;
1484	}
1485
1486	/* Only I2S is supported */
1487	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1488	case SND_SOC_DAIFMT_I2S:
1489		dai_ctrl |= DA7213_DAI_FORMAT_I2S_MODE;
1490		da7213->fmt = DA7213_DAI_FORMAT_I2S_MODE;
1491		break;
1492	case SND_SOC_DAIFMT_LEFT_J:
1493		dai_ctrl |= DA7213_DAI_FORMAT_LEFT_J;
1494		da7213->fmt = DA7213_DAI_FORMAT_LEFT_J;
1495		break;
1496	case SND_SOC_DAIFMT_RIGHT_J:
1497		dai_ctrl |= DA7213_DAI_FORMAT_RIGHT_J;
1498		da7213->fmt = DA7213_DAI_FORMAT_RIGHT_J;
1499		break;
1500	case SND_SOC_DAIFMT_DSP_A: /* L data MSB after FRM LRC */
1501		dai_ctrl |= DA7213_DAI_FORMAT_DSP;
1502		dai_offset = 1;
1503		da7213->fmt = DA7213_DAI_FORMAT_DSP;
1504		break;
1505	case SND_SOC_DAIFMT_DSP_B: /* L data MSB during FRM LRC */
1506		dai_ctrl |= DA7213_DAI_FORMAT_DSP;
1507		da7213->fmt = DA7213_DAI_FORMAT_DSP;
1508		break;
1509	default:
1510		return -EINVAL;
1511	}
1512
1513	/* By default only 64 BCLK per WCLK is supported */
1514	dai_clk_mode |= DA7213_DAI_BCLKS_PER_WCLK_64;
1515
1516	snd_soc_component_update_bits(component, DA7213_DAI_CLK_MODE,
1517			    DA7213_DAI_BCLKS_PER_WCLK_MASK |
1518			    DA7213_DAI_CLK_POL_MASK | DA7213_DAI_WCLK_POL_MASK,
1519			    dai_clk_mode);
1520	snd_soc_component_update_bits(component, DA7213_DAI_CTRL, DA7213_DAI_FORMAT_MASK,
1521			    dai_ctrl);
1522	snd_soc_component_write(component, DA7213_DAI_OFFSET, dai_offset);
1523
1524	return 0;
1525}
1526
1527static int da7213_mute(struct snd_soc_dai *dai, int mute, int direction)
1528{
1529	struct snd_soc_component *component = dai->component;
1530
1531	if (mute) {
1532		snd_soc_component_update_bits(component, DA7213_DAC_L_CTRL,
1533				    DA7213_MUTE_EN, DA7213_MUTE_EN);
1534		snd_soc_component_update_bits(component, DA7213_DAC_R_CTRL,
1535				    DA7213_MUTE_EN, DA7213_MUTE_EN);
1536	} else {
1537		snd_soc_component_update_bits(component, DA7213_DAC_L_CTRL,
1538				    DA7213_MUTE_EN, 0);
1539		snd_soc_component_update_bits(component, DA7213_DAC_R_CTRL,
1540				    DA7213_MUTE_EN, 0);
1541	}
1542
1543	return 0;
1544}
1545
1546#define DA7213_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1547			SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1548
1549static int da7213_set_component_sysclk(struct snd_soc_component *component,
1550				       int clk_id, int source,
1551				       unsigned int freq, int dir)
1552{
1553	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1554	int ret = 0;
1555
1556	if ((da7213->clk_src == clk_id) && (da7213->mclk_rate == freq))
1557		return 0;
1558
1559	/* Maybe audio stream is closing. */
1560	if (freq == 0)
1561		return 0;
1562
1563	if (((freq < da7213->fin_min_rate) && (freq != 32768)) || (freq > 54000000)) {
1564		dev_err(component->dev, "Unsupported MCLK value %d\n",
1565			freq);
1566		return -EINVAL;
1567	}
1568
1569	switch (clk_id) {
1570	case DA7213_CLKSRC_MCLK:
1571		snd_soc_component_update_bits(component, DA7213_PLL_CTRL,
1572				    DA7213_PLL_MCLK_SQR_EN, 0);
1573		break;
1574	case DA7213_CLKSRC_MCLK_SQR:
1575		snd_soc_component_update_bits(component, DA7213_PLL_CTRL,
1576				    DA7213_PLL_MCLK_SQR_EN,
1577				    DA7213_PLL_MCLK_SQR_EN);
1578		break;
1579	default:
1580		dev_err(component->dev, "Unknown clock source %d\n", clk_id);
1581		return -EINVAL;
1582	}
1583
1584	da7213->clk_src = clk_id;
1585
1586	if (da7213->mclk) {
1587		freq = clk_round_rate(da7213->mclk, freq);
1588		ret = clk_set_rate(da7213->mclk, freq);
1589		if (ret) {
1590			dev_err(component->dev, "Failed to set clock rate %d\n",
1591				freq);
1592			return ret;
1593		}
1594	}
1595
1596	da7213->mclk_rate = freq;
1597
1598	return 0;
1599}
1600
1601/* Supported PLL input frequencies are 32KHz, 5MHz - 54MHz. */
1602static int _da7213_set_component_pll(struct snd_soc_component *component,
1603				     int pll_id, int source,
1604				     unsigned int fref, unsigned int fout)
1605{
1606	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1607
1608	u8 pll_ctrl, indiv_bits, indiv;
1609	u8 pll_frac_top, pll_frac_bot, pll_integer;
1610	u32 freq_ref;
1611	u64 frac_div;
1612
1613	/* Workout input divider based on MCLK rate */
1614	if (da7213->mclk_rate == 32768) {
1615		if (!da7213->master) {
1616			dev_err(component->dev,
1617				"32KHz only valid if codec is clock master\n");
1618			return -EINVAL;
1619		}
1620
1621		/* 32KHz PLL Mode */
1622		indiv_bits = DA7213_PLL_INDIV_9_TO_18_MHZ;
1623		indiv = DA7213_PLL_INDIV_9_TO_18_MHZ_VAL;
1624		source = DA7213_SYSCLK_PLL_32KHZ;
1625		freq_ref = 3750000;
1626
1627	} else {
1628		if (da7213->mclk_rate < 5000000) {
1629			dev_err(component->dev,
1630				"PLL input clock %d below valid range\n",
1631				da7213->mclk_rate);
1632			return -EINVAL;
1633		} else if (da7213->mclk_rate <= 9000000) {
1634			indiv_bits = DA7213_PLL_INDIV_5_TO_9_MHZ;
1635			indiv = DA7213_PLL_INDIV_5_TO_9_MHZ_VAL;
1636		} else if (da7213->mclk_rate <= 18000000) {
1637			indiv_bits = DA7213_PLL_INDIV_9_TO_18_MHZ;
1638			indiv = DA7213_PLL_INDIV_9_TO_18_MHZ_VAL;
1639		} else if (da7213->mclk_rate <= 36000000) {
1640			indiv_bits = DA7213_PLL_INDIV_18_TO_36_MHZ;
1641			indiv = DA7213_PLL_INDIV_18_TO_36_MHZ_VAL;
1642		} else if (da7213->mclk_rate <= 54000000) {
1643			indiv_bits = DA7213_PLL_INDIV_36_TO_54_MHZ;
1644			indiv = DA7213_PLL_INDIV_36_TO_54_MHZ_VAL;
1645		} else {
1646			dev_err(component->dev,
1647				"PLL input clock %d above valid range\n",
1648				da7213->mclk_rate);
1649			return -EINVAL;
1650		}
1651		freq_ref = (da7213->mclk_rate / indiv);
1652	}
1653
1654	pll_ctrl = indiv_bits;
1655
1656	/* Configure PLL */
1657	switch (source) {
1658	case DA7213_SYSCLK_MCLK:
1659		snd_soc_component_update_bits(component, DA7213_PLL_CTRL,
1660				    DA7213_PLL_INDIV_MASK |
1661				    DA7213_PLL_MODE_MASK, pll_ctrl);
1662		return 0;
1663	case DA7213_SYSCLK_PLL:
1664		break;
1665	case DA7213_SYSCLK_PLL_SRM:
1666		pll_ctrl |= DA7213_PLL_SRM_EN;
1667		fout = DA7213_PLL_FREQ_OUT_94310400;
1668		break;
1669	case DA7213_SYSCLK_PLL_32KHZ:
1670		if (da7213->mclk_rate != 32768) {
1671			dev_err(component->dev,
1672				"32KHz mode only valid with 32KHz MCLK\n");
1673			return -EINVAL;
1674		}
1675
1676		pll_ctrl |= DA7213_PLL_32K_MODE | DA7213_PLL_SRM_EN;
1677		fout = DA7213_PLL_FREQ_OUT_94310400;
1678		break;
1679	default:
1680		dev_err(component->dev, "Invalid PLL config\n");
1681		return -EINVAL;
1682	}
1683
1684	/* Calculate dividers for PLL */
1685	pll_integer = fout / freq_ref;
1686	frac_div = (u64)(fout % freq_ref) * 8192ULL;
1687	do_div(frac_div, freq_ref);
1688	pll_frac_top = (frac_div >> DA7213_BYTE_SHIFT) & DA7213_BYTE_MASK;
1689	pll_frac_bot = (frac_div) & DA7213_BYTE_MASK;
1690
1691	/* Write PLL dividers */
1692	snd_soc_component_write(component, DA7213_PLL_FRAC_TOP, pll_frac_top);
1693	snd_soc_component_write(component, DA7213_PLL_FRAC_BOT, pll_frac_bot);
1694	snd_soc_component_write(component, DA7213_PLL_INTEGER, pll_integer);
1695
1696	/* Enable PLL */
1697	pll_ctrl |= DA7213_PLL_EN;
1698	snd_soc_component_update_bits(component, DA7213_PLL_CTRL,
1699			    DA7213_PLL_INDIV_MASK | DA7213_PLL_MODE_MASK,
1700			    pll_ctrl);
1701
1702	/* Assist 32KHz mode PLL lock */
1703	if (source == DA7213_SYSCLK_PLL_32KHZ) {
1704		snd_soc_component_write(component, 0xF0, 0x8B);
1705		snd_soc_component_write(component, 0xF1, 0x03);
1706		snd_soc_component_write(component, 0xF1, 0x01);
1707		snd_soc_component_write(component, 0xF0, 0x00);
1708	}
1709
1710	return 0;
1711}
1712
1713static int da7213_set_component_pll(struct snd_soc_component *component,
1714				    int pll_id, int source,
1715				    unsigned int fref, unsigned int fout)
1716{
1717	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1718	da7213->fixed_clk_auto_pll = false;
1719
1720	return _da7213_set_component_pll(component, pll_id, source, fref, fout);
1721}
1722
1723/*
1724 * Select below from Sound Card, not Auto
1725 *	SND_SOC_DAIFMT_CBC_CFC
1726 *	SND_SOC_DAIFMT_CBP_CFP
1727 */
1728static const u64 da7213_dai_formats =
1729	SND_SOC_POSSIBLE_DAIFMT_I2S	|
1730	SND_SOC_POSSIBLE_DAIFMT_LEFT_J	|
1731	SND_SOC_POSSIBLE_DAIFMT_RIGHT_J	|
1732	SND_SOC_POSSIBLE_DAIFMT_DSP_A	|
1733	SND_SOC_POSSIBLE_DAIFMT_DSP_B	|
1734	SND_SOC_POSSIBLE_DAIFMT_NB_NF	|
1735	SND_SOC_POSSIBLE_DAIFMT_NB_IF	|
1736	SND_SOC_POSSIBLE_DAIFMT_IB_NF	|
1737	SND_SOC_POSSIBLE_DAIFMT_IB_IF;
1738
1739/* DAI operations */
1740static const struct snd_soc_dai_ops da7213_dai_ops = {
1741	.hw_params	= da7213_hw_params,
1742	.set_fmt	= da7213_set_dai_fmt,
1743	.mute_stream	= da7213_mute,
1744	.no_capture_mute = 1,
1745	.auto_selectable_formats	= &da7213_dai_formats,
1746	.num_auto_selectable_formats	= 1,
1747};
1748
1749static struct snd_soc_dai_driver da7213_dai = {
1750	.name = "da7213-hifi",
1751	/* Playback Capabilities */
1752	.playback = {
1753		.stream_name = "Playback",
1754		.channels_min = 1,
1755		.channels_max = 2,
1756		.rates = SNDRV_PCM_RATE_8000_96000,
1757		.formats = DA7213_FORMATS,
1758	},
1759	/* Capture Capabilities */
1760	.capture = {
1761		.stream_name = "Capture",
1762		.channels_min = 1,
1763		.channels_max = 2,
1764		.rates = SNDRV_PCM_RATE_8000_96000,
1765		.formats = DA7213_FORMATS,
1766	},
1767	.ops = &da7213_dai_ops,
1768	.symmetric_rate = 1,
1769};
1770
1771static int da7213_set_auto_pll(struct snd_soc_component *component, bool enable)
1772{
1773	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1774	int mode;
1775
1776	if (!da7213->fixed_clk_auto_pll)
1777		return 0;
1778
1779	da7213->mclk_rate = clk_get_rate(da7213->mclk);
1780
1781	if (enable) {
1782		/* Slave mode needs SRM for non-harmonic frequencies */
1783		if (da7213->master)
1784			mode = DA7213_SYSCLK_PLL;
1785		else
1786			mode = DA7213_SYSCLK_PLL_SRM;
1787
1788		/* PLL is not required for harmonic frequencies */
1789		switch (da7213->out_rate) {
1790		case DA7213_PLL_FREQ_OUT_90316800:
1791			if (da7213->mclk_rate == 11289600 ||
1792			    da7213->mclk_rate == 22579200 ||
1793			    da7213->mclk_rate == 45158400)
1794				mode = DA7213_SYSCLK_MCLK;
1795			break;
1796		case DA7213_PLL_FREQ_OUT_98304000:
1797			if (da7213->mclk_rate == 12288000 ||
1798			    da7213->mclk_rate == 24576000 ||
1799			    da7213->mclk_rate == 49152000)
1800				mode = DA7213_SYSCLK_MCLK;
1801
1802			break;
1803		default:
1804			return -1;
1805		}
1806	} else {
1807		/* Disable PLL in standby */
1808		mode = DA7213_SYSCLK_MCLK;
1809	}
1810
1811	return _da7213_set_component_pll(component, 0, mode,
1812					 da7213->mclk_rate, da7213->out_rate);
1813}
1814
1815static int da7213_set_bias_level(struct snd_soc_component *component,
1816				 enum snd_soc_bias_level level)
1817{
1818	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1819	int ret;
1820
1821	switch (level) {
1822	case SND_SOC_BIAS_ON:
1823		break;
1824	case SND_SOC_BIAS_PREPARE:
1825		/* Enable MCLK for transition to ON state */
1826		if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY) {
1827			if (da7213->mclk) {
1828				ret = clk_prepare_enable(da7213->mclk);
1829				if (ret) {
1830					dev_err(component->dev,
1831						"Failed to enable mclk\n");
1832					return ret;
1833				}
1834
1835				da7213_set_auto_pll(component, true);
1836			}
1837		}
1838		break;
1839	case SND_SOC_BIAS_STANDBY:
1840		if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
1841			/* Enable VMID reference & master bias */
1842			snd_soc_component_update_bits(component, DA7213_REFERENCES,
1843					    DA7213_VMID_EN | DA7213_BIAS_EN,
1844					    DA7213_VMID_EN | DA7213_BIAS_EN);
1845		} else {
1846			/* Remove MCLK */
1847			if (da7213->mclk) {
1848				da7213_set_auto_pll(component, false);
1849				clk_disable_unprepare(da7213->mclk);
1850			}
1851		}
1852		break;
1853	case SND_SOC_BIAS_OFF:
1854		/* Disable VMID reference & master bias */
1855		snd_soc_component_update_bits(component, DA7213_REFERENCES,
1856				    DA7213_VMID_EN | DA7213_BIAS_EN, 0);
1857		break;
1858	}
1859	return 0;
1860}
1861
1862#define DA7213_FIN_MIN_RATE	(5 * MEGA)
1863#define DA7212_FIN_MIN_RATE	(2 * MEGA)
1864
1865#if defined(CONFIG_OF)
1866/* DT */
1867static const struct of_device_id da7213_of_match[] = {
1868	{ .compatible = "dlg,da7212", .data = (void *)DA7212_FIN_MIN_RATE },
1869	{ .compatible = "dlg,da7213", .data = (void *)DA7213_FIN_MIN_RATE },
1870	{ }
1871};
1872MODULE_DEVICE_TABLE(of, da7213_of_match);
1873#endif
1874
1875#ifdef CONFIG_ACPI
1876static const struct acpi_device_id da7213_acpi_match[] = {
1877	{ "DLGS7212", DA7212_FIN_MIN_RATE },
1878	{ "DLGS7213", DA7213_FIN_MIN_RATE },
1879	{ },
1880};
1881MODULE_DEVICE_TABLE(acpi, da7213_acpi_match);
1882#endif
1883
1884static enum da7213_micbias_voltage
1885	da7213_of_micbias_lvl(struct snd_soc_component *component, u32 val)
1886{
1887	switch (val) {
1888	case 1600:
1889		return DA7213_MICBIAS_1_6V;
1890	case 2200:
1891		return DA7213_MICBIAS_2_2V;
1892	case 2500:
1893		return DA7213_MICBIAS_2_5V;
1894	case 3000:
1895		return DA7213_MICBIAS_3_0V;
1896	default:
1897		dev_warn(component->dev, "Invalid micbias level\n");
1898		return DA7213_MICBIAS_2_2V;
1899	}
1900}
1901
1902static enum da7213_dmic_data_sel
1903	da7213_of_dmic_data_sel(struct snd_soc_component *component, const char *str)
1904{
1905	if (!strcmp(str, "lrise_rfall")) {
1906		return DA7213_DMIC_DATA_LRISE_RFALL;
1907	} else if (!strcmp(str, "lfall_rrise")) {
1908		return DA7213_DMIC_DATA_LFALL_RRISE;
1909	} else {
1910		dev_warn(component->dev, "Invalid DMIC data select type\n");
1911		return DA7213_DMIC_DATA_LRISE_RFALL;
1912	}
1913}
1914
1915static enum da7213_dmic_samplephase
1916	da7213_of_dmic_samplephase(struct snd_soc_component *component, const char *str)
1917{
1918	if (!strcmp(str, "on_clkedge")) {
1919		return DA7213_DMIC_SAMPLE_ON_CLKEDGE;
1920	} else if (!strcmp(str, "between_clkedge")) {
1921		return DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE;
1922	} else {
1923		dev_warn(component->dev, "Invalid DMIC sample phase\n");
1924		return DA7213_DMIC_SAMPLE_ON_CLKEDGE;
1925	}
1926}
1927
1928static enum da7213_dmic_clk_rate
1929	da7213_of_dmic_clkrate(struct snd_soc_component *component, u32 val)
1930{
1931	switch (val) {
1932	case 1500000:
1933		return DA7213_DMIC_CLK_1_5MHZ;
1934	case 3000000:
1935		return DA7213_DMIC_CLK_3_0MHZ;
1936	default:
1937		dev_warn(component->dev, "Invalid DMIC clock rate\n");
1938		return DA7213_DMIC_CLK_1_5MHZ;
1939	}
1940}
1941
1942static struct da7213_platform_data
1943	*da7213_fw_to_pdata(struct snd_soc_component *component)
1944{
1945	struct device *dev = component->dev;
1946	struct da7213_platform_data *pdata;
1947	const char *fw_str;
1948	u32 fw_val32;
1949
1950	pdata = devm_kzalloc(component->dev, sizeof(*pdata), GFP_KERNEL);
1951	if (!pdata)
1952		return NULL;
1953
1954	if (device_property_read_u32(dev, "dlg,micbias1-lvl", &fw_val32) >= 0)
1955		pdata->micbias1_lvl = da7213_of_micbias_lvl(component, fw_val32);
1956	else
1957		pdata->micbias1_lvl = DA7213_MICBIAS_2_2V;
1958
1959	if (device_property_read_u32(dev, "dlg,micbias2-lvl", &fw_val32) >= 0)
1960		pdata->micbias2_lvl = da7213_of_micbias_lvl(component, fw_val32);
1961	else
1962		pdata->micbias2_lvl = DA7213_MICBIAS_2_2V;
1963
1964	if (!device_property_read_string(dev, "dlg,dmic-data-sel", &fw_str))
1965		pdata->dmic_data_sel = da7213_of_dmic_data_sel(component, fw_str);
1966	else
1967		pdata->dmic_data_sel = DA7213_DMIC_DATA_LRISE_RFALL;
1968
1969	if (!device_property_read_string(dev, "dlg,dmic-samplephase", &fw_str))
1970		pdata->dmic_samplephase =
1971			da7213_of_dmic_samplephase(component, fw_str);
1972	else
1973		pdata->dmic_samplephase = DA7213_DMIC_SAMPLE_ON_CLKEDGE;
1974
1975	if (device_property_read_u32(dev, "dlg,dmic-clkrate", &fw_val32) >= 0)
1976		pdata->dmic_clk_rate = da7213_of_dmic_clkrate(component, fw_val32);
1977	else
1978		pdata->dmic_clk_rate = DA7213_DMIC_CLK_3_0MHZ;
1979
1980	return pdata;
1981}
1982
1983static int da7213_probe(struct snd_soc_component *component)
1984{
1985	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1986
1987	pm_runtime_get_sync(component->dev);
1988
1989	/* Default to using ALC auto offset calibration mode. */
1990	snd_soc_component_update_bits(component, DA7213_ALC_CTRL1,
1991			    DA7213_ALC_CALIB_MODE_MAN, 0);
1992	da7213->alc_calib_auto = true;
1993
1994	/* Default PC counter to free-running */
1995	snd_soc_component_update_bits(component, DA7213_PC_COUNT, DA7213_PC_FREERUN_MASK,
1996			    DA7213_PC_FREERUN_MASK);
1997
1998	/* Enable all Gain Ramps */
1999	snd_soc_component_update_bits(component, DA7213_AUX_L_CTRL,
2000			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2001	snd_soc_component_update_bits(component, DA7213_AUX_R_CTRL,
2002			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2003	snd_soc_component_update_bits(component, DA7213_MIXIN_L_CTRL,
2004			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2005	snd_soc_component_update_bits(component, DA7213_MIXIN_R_CTRL,
2006			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2007	snd_soc_component_update_bits(component, DA7213_ADC_L_CTRL,
2008			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2009	snd_soc_component_update_bits(component, DA7213_ADC_R_CTRL,
2010			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2011	snd_soc_component_update_bits(component, DA7213_DAC_L_CTRL,
2012			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2013	snd_soc_component_update_bits(component, DA7213_DAC_R_CTRL,
2014			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2015	snd_soc_component_update_bits(component, DA7213_HP_L_CTRL,
2016			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2017	snd_soc_component_update_bits(component, DA7213_HP_R_CTRL,
2018			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2019	snd_soc_component_update_bits(component, DA7213_LINE_CTRL,
2020			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
2021
2022	/*
2023	 * There are two separate control bits for input and output mixers as
2024	 * well as headphone and line outs.
2025	 * One to enable corresponding amplifier and other to enable its
2026	 * output. As amplifier bits are related to power control, they are
2027	 * being managed by DAPM while other (non power related) bits are
2028	 * enabled here
2029	 */
2030	snd_soc_component_update_bits(component, DA7213_MIXIN_L_CTRL,
2031			    DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN);
2032	snd_soc_component_update_bits(component, DA7213_MIXIN_R_CTRL,
2033			    DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN);
2034
2035	snd_soc_component_update_bits(component, DA7213_MIXOUT_L_CTRL,
2036			    DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN);
2037	snd_soc_component_update_bits(component, DA7213_MIXOUT_R_CTRL,
2038			    DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN);
2039
2040	snd_soc_component_update_bits(component, DA7213_HP_L_CTRL,
2041			    DA7213_HP_AMP_OE, DA7213_HP_AMP_OE);
2042	snd_soc_component_update_bits(component, DA7213_HP_R_CTRL,
2043			    DA7213_HP_AMP_OE, DA7213_HP_AMP_OE);
2044
2045	snd_soc_component_update_bits(component, DA7213_LINE_CTRL,
2046			    DA7213_LINE_AMP_OE, DA7213_LINE_AMP_OE);
2047
2048	/* Handle DT/Platform data */
2049	da7213->pdata = dev_get_platdata(component->dev);
2050	if (!da7213->pdata)
2051		da7213->pdata = da7213_fw_to_pdata(component);
2052
2053	/* Set platform data values */
2054	if (da7213->pdata) {
2055		struct da7213_platform_data *pdata = da7213->pdata;
2056		u8 micbias_lvl = 0, dmic_cfg = 0;
2057
2058		/* Set Mic Bias voltages */
2059		switch (pdata->micbias1_lvl) {
2060		case DA7213_MICBIAS_1_6V:
2061		case DA7213_MICBIAS_2_2V:
2062		case DA7213_MICBIAS_2_5V:
2063		case DA7213_MICBIAS_3_0V:
2064			micbias_lvl |= (pdata->micbias1_lvl <<
2065					DA7213_MICBIAS1_LEVEL_SHIFT);
2066			break;
2067		}
2068		switch (pdata->micbias2_lvl) {
2069		case DA7213_MICBIAS_1_6V:
2070		case DA7213_MICBIAS_2_2V:
2071		case DA7213_MICBIAS_2_5V:
2072		case DA7213_MICBIAS_3_0V:
2073			micbias_lvl |= (pdata->micbias2_lvl <<
2074					 DA7213_MICBIAS2_LEVEL_SHIFT);
2075			break;
2076		}
2077		snd_soc_component_update_bits(component, DA7213_MICBIAS_CTRL,
2078				    DA7213_MICBIAS1_LEVEL_MASK |
2079				    DA7213_MICBIAS2_LEVEL_MASK, micbias_lvl);
2080
2081		/* Set DMIC configuration */
2082		switch (pdata->dmic_data_sel) {
2083		case DA7213_DMIC_DATA_LFALL_RRISE:
2084		case DA7213_DMIC_DATA_LRISE_RFALL:
2085			dmic_cfg |= (pdata->dmic_data_sel <<
2086				     DA7213_DMIC_DATA_SEL_SHIFT);
2087			break;
2088		}
2089		switch (pdata->dmic_samplephase) {
2090		case DA7213_DMIC_SAMPLE_ON_CLKEDGE:
2091		case DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE:
2092			dmic_cfg |= (pdata->dmic_samplephase <<
2093				     DA7213_DMIC_SAMPLEPHASE_SHIFT);
2094			break;
2095		}
2096		switch (pdata->dmic_clk_rate) {
2097		case DA7213_DMIC_CLK_3_0MHZ:
2098		case DA7213_DMIC_CLK_1_5MHZ:
2099			dmic_cfg |= (pdata->dmic_clk_rate <<
2100				     DA7213_DMIC_CLK_RATE_SHIFT);
2101			break;
2102		}
2103		snd_soc_component_update_bits(component, DA7213_MIC_CONFIG,
2104				    DA7213_DMIC_DATA_SEL_MASK |
2105				    DA7213_DMIC_SAMPLEPHASE_MASK |
2106				    DA7213_DMIC_CLK_RATE_MASK, dmic_cfg);
2107	}
2108
2109	pm_runtime_put_sync(component->dev);
2110
2111	/* Check if MCLK provided */
2112	da7213->mclk = devm_clk_get_optional(component->dev, "mclk");
2113	if (IS_ERR(da7213->mclk))
2114		return PTR_ERR(da7213->mclk);
2115	if (da7213->mclk)
 
 
 
2116		/* Do automatic PLL handling assuming fixed clock until
2117		 * set_pll() has been called. This makes the codec usable
2118		 * with the simple-audio-card driver. */
2119		da7213->fixed_clk_auto_pll = true;
2120
2121	/* Default infinite tone gen, start/stop by Kcontrol */
2122	snd_soc_component_write(component, DA7213_TONE_GEN_CYCLES, DA7213_BEEP_CYCLES_MASK);
2123
2124	return 0;
2125}
2126
2127static const struct snd_soc_component_driver soc_component_dev_da7213 = {
2128	.probe			= da7213_probe,
2129	.set_bias_level		= da7213_set_bias_level,
2130	.controls		= da7213_snd_controls,
2131	.num_controls		= ARRAY_SIZE(da7213_snd_controls),
2132	.dapm_widgets		= da7213_dapm_widgets,
2133	.num_dapm_widgets	= ARRAY_SIZE(da7213_dapm_widgets),
2134	.dapm_routes		= da7213_audio_map,
2135	.num_dapm_routes	= ARRAY_SIZE(da7213_audio_map),
2136	.set_sysclk		= da7213_set_component_sysclk,
2137	.set_pll		= da7213_set_component_pll,
2138	.idle_bias_on		= 1,
2139	.use_pmdown_time	= 1,
2140	.endianness		= 1,
 
2141};
2142
2143static const struct regmap_config da7213_regmap_config = {
2144	.reg_bits = 8,
2145	.val_bits = 8,
2146
2147	.max_register = DA7213_TONE_GEN_OFF_PER,
2148	.reg_defaults = da7213_reg_defaults,
2149	.num_reg_defaults = ARRAY_SIZE(da7213_reg_defaults),
2150	.volatile_reg = da7213_volatile_register,
2151	.cache_type = REGCACHE_RBTREE,
2152};
2153
2154static void da7213_power_off(void *data)
2155{
2156	struct da7213_priv *da7213 = data;
2157	regulator_bulk_disable(DA7213_NUM_SUPPLIES, da7213->supplies);
2158}
2159
2160static const char *da7213_supply_names[DA7213_NUM_SUPPLIES] = {
2161	[DA7213_SUPPLY_VDDA] = "VDDA",
2162	[DA7213_SUPPLY_VDDIO] = "VDDIO",
2163};
2164
2165static int da7213_i2c_probe(struct i2c_client *i2c)
 
2166{
2167	struct da7213_priv *da7213;
2168	int i, ret;
2169
2170	da7213 = devm_kzalloc(&i2c->dev, sizeof(*da7213), GFP_KERNEL);
2171	if (!da7213)
2172		return -ENOMEM;
2173
2174	da7213->fin_min_rate = (uintptr_t)i2c_get_match_data(i2c);
2175	if (!da7213->fin_min_rate)
2176		return -EINVAL;
2177
2178	i2c_set_clientdata(i2c, da7213);
2179
2180	/* Get required supplies */
2181	for (i = 0; i < DA7213_NUM_SUPPLIES; ++i)
2182		da7213->supplies[i].supply = da7213_supply_names[i];
2183
2184	ret = devm_regulator_bulk_get(&i2c->dev, DA7213_NUM_SUPPLIES,
2185				      da7213->supplies);
2186	if (ret) {
2187		dev_err(&i2c->dev, "Failed to get supplies: %d\n", ret);
2188		return ret;
2189	}
2190
2191	ret = regulator_bulk_enable(DA7213_NUM_SUPPLIES, da7213->supplies);
2192	if (ret < 0)
2193		return ret;
2194
2195	ret = devm_add_action_or_reset(&i2c->dev, da7213_power_off, da7213);
2196	if (ret < 0)
2197		return ret;
2198
2199	da7213->regmap = devm_regmap_init_i2c(i2c, &da7213_regmap_config);
2200	if (IS_ERR(da7213->regmap)) {
2201		ret = PTR_ERR(da7213->regmap);
2202		dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret);
2203		return ret;
2204	}
2205
2206	mutex_init(&da7213->ctrl_lock);
2207
2208	pm_runtime_set_autosuspend_delay(&i2c->dev, 100);
2209	pm_runtime_use_autosuspend(&i2c->dev);
2210	pm_runtime_set_active(&i2c->dev);
2211	pm_runtime_enable(&i2c->dev);
2212
2213	ret = devm_snd_soc_register_component(&i2c->dev,
2214			&soc_component_dev_da7213, &da7213_dai, 1);
2215	if (ret < 0) {
2216		dev_err(&i2c->dev, "Failed to register da7213 component: %d\n",
2217			ret);
2218	}
2219	return ret;
2220}
2221
2222static void da7213_i2c_remove(struct i2c_client *i2c)
2223{
2224	pm_runtime_disable(&i2c->dev);
2225}
2226
2227static int __maybe_unused da7213_runtime_suspend(struct device *dev)
2228{
2229	struct da7213_priv *da7213 = dev_get_drvdata(dev);
2230
2231	regcache_cache_only(da7213->regmap, true);
2232	regcache_mark_dirty(da7213->regmap);
2233	regulator_bulk_disable(DA7213_NUM_SUPPLIES, da7213->supplies);
2234
2235	return 0;
2236}
2237
2238static int __maybe_unused da7213_runtime_resume(struct device *dev)
2239{
2240	struct da7213_priv *da7213 = dev_get_drvdata(dev);
2241	int ret;
2242
2243	ret = regulator_bulk_enable(DA7213_NUM_SUPPLIES, da7213->supplies);
2244	if (ret < 0)
2245		return ret;
2246	regcache_cache_only(da7213->regmap, false);
2247	return regcache_sync(da7213->regmap);
 
2248}
2249
2250static const struct dev_pm_ops da7213_pm = {
2251	SET_RUNTIME_PM_OPS(da7213_runtime_suspend, da7213_runtime_resume, NULL)
2252	SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, pm_runtime_force_resume)
2253};
2254
2255static const struct i2c_device_id da7213_i2c_id[] = {
2256	{ "da7213" },
2257	{ }
2258};
2259MODULE_DEVICE_TABLE(i2c, da7213_i2c_id);
2260
2261/* I2C codec control layer */
2262static struct i2c_driver da7213_i2c_driver = {
2263	.driver = {
2264		.name = "da7213",
2265		.of_match_table = of_match_ptr(da7213_of_match),
2266		.acpi_match_table = ACPI_PTR(da7213_acpi_match),
2267		.pm = &da7213_pm,
2268	},
2269	.probe		= da7213_i2c_probe,
2270	.remove		= da7213_i2c_remove,
2271	.id_table	= da7213_i2c_id,
2272};
2273
2274module_i2c_driver(da7213_i2c_driver);
2275
2276MODULE_DESCRIPTION("ASoC DA7213 Codec driver");
2277MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>");
2278MODULE_AUTHOR("David Rau <David.Rau.opensource@dm.renesas.com>");
2279MODULE_LICENSE("GPL");
v5.9
   1// SPDX-License-Identifier: GPL-2.0-or-later
   2/*
   3 * DA7213 ALSA SoC Codec Driver
   4 *
   5 * Copyright (c) 2013 Dialog Semiconductor
   6 *
   7 * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
   8 * Based on DA9055 ALSA SoC codec driver.
   9 */
  10
  11#include <linux/acpi.h>
  12#include <linux/of_device.h>
  13#include <linux/property.h>
  14#include <linux/clk.h>
  15#include <linux/delay.h>
  16#include <linux/i2c.h>
  17#include <linux/regmap.h>
  18#include <linux/slab.h>
  19#include <linux/module.h>
  20#include <sound/pcm.h>
  21#include <sound/pcm_params.h>
  22#include <linux/pm_runtime.h>
 
  23#include <sound/soc.h>
  24#include <sound/initval.h>
  25#include <sound/tlv.h>
  26
  27#include <sound/da7213.h>
  28#include "da7213.h"
  29
  30
  31/* Gain and Volume */
  32static const DECLARE_TLV_DB_RANGE(aux_vol_tlv,
  33	/* -54dB */
  34	0x0, 0x11, TLV_DB_SCALE_ITEM(-5400, 0, 0),
  35	/* -52.5dB to 15dB */
  36	0x12, 0x3f, TLV_DB_SCALE_ITEM(-5250, 150, 0)
  37);
  38
  39static const DECLARE_TLV_DB_RANGE(digital_gain_tlv,
  40	0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
  41	/* -78dB to 12dB */
  42	0x08, 0x7f, TLV_DB_SCALE_ITEM(-7800, 75, 0)
  43);
  44
  45static const DECLARE_TLV_DB_RANGE(alc_analog_gain_tlv,
  46	0x0, 0x0, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
  47	/* 0dB to 36dB */
  48	0x01, 0x07, TLV_DB_SCALE_ITEM(0, 600, 0)
  49);
  50
  51static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, -600, 600, 0);
  52static const DECLARE_TLV_DB_SCALE(mixin_gain_tlv, -450, 150, 0);
  53static const DECLARE_TLV_DB_SCALE(eq_gain_tlv, -1050, 150, 0);
  54static const DECLARE_TLV_DB_SCALE(hp_vol_tlv, -5700, 100, 0);
  55static const DECLARE_TLV_DB_SCALE(lineout_vol_tlv, -4800, 100, 0);
  56static const DECLARE_TLV_DB_SCALE(alc_threshold_tlv, -9450, 150, 0);
  57static const DECLARE_TLV_DB_SCALE(alc_gain_tlv, 0, 600, 0);
 
  58
  59/* ADC and DAC voice mode (8kHz) high pass cutoff value */
  60static const char * const da7213_voice_hpf_corner_txt[] = {
  61	"2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz"
  62};
  63
  64static SOC_ENUM_SINGLE_DECL(da7213_dac_voice_hpf_corner,
  65			    DA7213_DAC_FILTERS1,
  66			    DA7213_VOICE_HPF_CORNER_SHIFT,
  67			    da7213_voice_hpf_corner_txt);
  68
  69static SOC_ENUM_SINGLE_DECL(da7213_adc_voice_hpf_corner,
  70			    DA7213_ADC_FILTERS1,
  71			    DA7213_VOICE_HPF_CORNER_SHIFT,
  72			    da7213_voice_hpf_corner_txt);
  73
  74/* ADC and DAC high pass filter cutoff value */
  75static const char * const da7213_audio_hpf_corner_txt[] = {
  76	"Fs/24000", "Fs/12000", "Fs/6000", "Fs/3000"
  77};
  78
  79static SOC_ENUM_SINGLE_DECL(da7213_dac_audio_hpf_corner,
  80			    DA7213_DAC_FILTERS1
  81			    , DA7213_AUDIO_HPF_CORNER_SHIFT,
  82			    da7213_audio_hpf_corner_txt);
  83
  84static SOC_ENUM_SINGLE_DECL(da7213_adc_audio_hpf_corner,
  85			    DA7213_ADC_FILTERS1,
  86			    DA7213_AUDIO_HPF_CORNER_SHIFT,
  87			    da7213_audio_hpf_corner_txt);
  88
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  89/* Gain ramping rate value */
  90static const char * const da7213_gain_ramp_rate_txt[] = {
  91	"nominal rate * 8", "nominal rate * 16", "nominal rate / 16",
  92	"nominal rate / 32"
  93};
  94
  95static SOC_ENUM_SINGLE_DECL(da7213_gain_ramp_rate,
  96			    DA7213_GAIN_RAMP_CTRL,
  97			    DA7213_GAIN_RAMP_RATE_SHIFT,
  98			    da7213_gain_ramp_rate_txt);
  99
 100/* DAC noise gate setup time value */
 101static const char * const da7213_dac_ng_setup_time_txt[] = {
 102	"256 samples", "512 samples", "1024 samples", "2048 samples"
 103};
 104
 105static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_setup_time,
 106			    DA7213_DAC_NG_SETUP_TIME,
 107			    DA7213_DAC_NG_SETUP_TIME_SHIFT,
 108			    da7213_dac_ng_setup_time_txt);
 109
 110/* DAC noise gate rampup rate value */
 111static const char * const da7213_dac_ng_rampup_txt[] = {
 112	"0.02 ms/dB", "0.16 ms/dB"
 113};
 114
 115static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampup_rate,
 116			    DA7213_DAC_NG_SETUP_TIME,
 117			    DA7213_DAC_NG_RAMPUP_RATE_SHIFT,
 118			    da7213_dac_ng_rampup_txt);
 119
 120/* DAC noise gate rampdown rate value */
 121static const char * const da7213_dac_ng_rampdown_txt[] = {
 122	"0.64 ms/dB", "20.48 ms/dB"
 123};
 124
 125static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampdown_rate,
 126			    DA7213_DAC_NG_SETUP_TIME,
 127			    DA7213_DAC_NG_RAMPDN_RATE_SHIFT,
 128			    da7213_dac_ng_rampdown_txt);
 129
 130/* DAC soft mute rate value */
 131static const char * const da7213_dac_soft_mute_rate_txt[] = {
 132	"1", "2", "4", "8", "16", "32", "64"
 133};
 134
 135static SOC_ENUM_SINGLE_DECL(da7213_dac_soft_mute_rate,
 136			    DA7213_DAC_FILTERS5,
 137			    DA7213_DAC_SOFTMUTE_RATE_SHIFT,
 138			    da7213_dac_soft_mute_rate_txt);
 139
 140/* ALC Attack Rate select */
 141static const char * const da7213_alc_attack_rate_txt[] = {
 142	"44/fs", "88/fs", "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs",
 143	"5632/fs", "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
 144};
 145
 146static SOC_ENUM_SINGLE_DECL(da7213_alc_attack_rate,
 147			    DA7213_ALC_CTRL2,
 148			    DA7213_ALC_ATTACK_SHIFT,
 149			    da7213_alc_attack_rate_txt);
 150
 151/* ALC Release Rate select */
 152static const char * const da7213_alc_release_rate_txt[] = {
 153	"176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs", "5632/fs",
 154	"11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
 155};
 156
 157static SOC_ENUM_SINGLE_DECL(da7213_alc_release_rate,
 158			    DA7213_ALC_CTRL2,
 159			    DA7213_ALC_RELEASE_SHIFT,
 160			    da7213_alc_release_rate_txt);
 161
 162/* ALC Hold Time select */
 163static const char * const da7213_alc_hold_time_txt[] = {
 164	"62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs",
 165	"7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs",
 166	"253952/fs", "507904/fs", "1015808/fs", "2031616/fs"
 167};
 168
 169static SOC_ENUM_SINGLE_DECL(da7213_alc_hold_time,
 170			    DA7213_ALC_CTRL3,
 171			    DA7213_ALC_HOLD_SHIFT,
 172			    da7213_alc_hold_time_txt);
 173
 174/* ALC Input Signal Tracking rate select */
 175static const char * const da7213_alc_integ_rate_txt[] = {
 176	"1/4", "1/16", "1/256", "1/65536"
 177};
 178
 179static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_attack_rate,
 180			    DA7213_ALC_CTRL3,
 181			    DA7213_ALC_INTEG_ATTACK_SHIFT,
 182			    da7213_alc_integ_rate_txt);
 183
 184static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_release_rate,
 185			    DA7213_ALC_CTRL3,
 186			    DA7213_ALC_INTEG_RELEASE_SHIFT,
 187			    da7213_alc_integ_rate_txt);
 188
 189
 190/*
 191 * Control Functions
 192 */
 193
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 194static int da7213_get_alc_data(struct snd_soc_component *component, u8 reg_val)
 195{
 196	int mid_data, top_data;
 197	int sum = 0;
 198	u8 iteration;
 199
 200	for (iteration = 0; iteration < DA7213_ALC_AVG_ITERATIONS;
 201	     iteration++) {
 202		/* Select the left or right channel and capture data */
 203		snd_soc_component_write(component, DA7213_ALC_CIC_OP_LVL_CTRL, reg_val);
 204
 205		/* Select middle 8 bits for read back from data register */
 206		snd_soc_component_write(component, DA7213_ALC_CIC_OP_LVL_CTRL,
 207			      reg_val | DA7213_ALC_DATA_MIDDLE);
 208		mid_data = snd_soc_component_read(component, DA7213_ALC_CIC_OP_LVL_DATA);
 209
 210		/* Select top 8 bits for read back from data register */
 211		snd_soc_component_write(component, DA7213_ALC_CIC_OP_LVL_CTRL,
 212			      reg_val | DA7213_ALC_DATA_TOP);
 213		top_data = snd_soc_component_read(component, DA7213_ALC_CIC_OP_LVL_DATA);
 214
 215		sum += ((mid_data << 8) | (top_data << 16));
 216	}
 217
 218	return sum / DA7213_ALC_AVG_ITERATIONS;
 219}
 220
 221static void da7213_alc_calib_man(struct snd_soc_component *component)
 222{
 223	u8 reg_val;
 224	int avg_left_data, avg_right_data, offset_l, offset_r;
 225
 226	/* Calculate average for Left and Right data */
 227	/* Left Data */
 228	avg_left_data = da7213_get_alc_data(component,
 229			DA7213_ALC_CIC_OP_CHANNEL_LEFT);
 230	/* Right Data */
 231	avg_right_data = da7213_get_alc_data(component,
 232			 DA7213_ALC_CIC_OP_CHANNEL_RIGHT);
 233
 234	/* Calculate DC offset */
 235	offset_l = -avg_left_data;
 236	offset_r = -avg_right_data;
 237
 238	reg_val = (offset_l & DA7213_ALC_OFFSET_15_8) >> 8;
 239	snd_soc_component_write(component, DA7213_ALC_OFFSET_MAN_M_L, reg_val);
 240	reg_val = (offset_l & DA7213_ALC_OFFSET_19_16) >> 16;
 241	snd_soc_component_write(component, DA7213_ALC_OFFSET_MAN_U_L, reg_val);
 242
 243	reg_val = (offset_r & DA7213_ALC_OFFSET_15_8) >> 8;
 244	snd_soc_component_write(component, DA7213_ALC_OFFSET_MAN_M_R, reg_val);
 245	reg_val = (offset_r & DA7213_ALC_OFFSET_19_16) >> 16;
 246	snd_soc_component_write(component, DA7213_ALC_OFFSET_MAN_U_R, reg_val);
 247
 248	/* Enable analog/digital gain mode & offset cancellation */
 249	snd_soc_component_update_bits(component, DA7213_ALC_CTRL1,
 250			    DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
 251			    DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE);
 252}
 253
 254static void da7213_alc_calib_auto(struct snd_soc_component *component)
 255{
 256	u8 alc_ctrl1;
 257
 258	/* Begin auto calibration and wait for completion */
 259	snd_soc_component_update_bits(component, DA7213_ALC_CTRL1, DA7213_ALC_AUTO_CALIB_EN,
 260			    DA7213_ALC_AUTO_CALIB_EN);
 261	do {
 262		alc_ctrl1 = snd_soc_component_read(component, DA7213_ALC_CTRL1);
 263	} while (alc_ctrl1 & DA7213_ALC_AUTO_CALIB_EN);
 264
 265	/* If auto calibration fails, fall back to digital gain only mode */
 266	if (alc_ctrl1 & DA7213_ALC_CALIB_OVERFLOW) {
 267		dev_warn(component->dev,
 268			 "ALC auto calibration failed with overflow\n");
 269		snd_soc_component_update_bits(component, DA7213_ALC_CTRL1,
 270				    DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
 271				    0);
 272	} else {
 273		/* Enable analog/digital gain mode & offset cancellation */
 274		snd_soc_component_update_bits(component, DA7213_ALC_CTRL1,
 275				    DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
 276				    DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE);
 277	}
 278
 279}
 280
 281static void da7213_alc_calib(struct snd_soc_component *component)
 282{
 283	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 284	u8 adc_l_ctrl, adc_r_ctrl;
 285	u8 mixin_l_sel, mixin_r_sel;
 286	u8 mic_1_ctrl, mic_2_ctrl;
 287
 288	/* Save current values from ADC control registers */
 289	adc_l_ctrl = snd_soc_component_read(component, DA7213_ADC_L_CTRL);
 290	adc_r_ctrl = snd_soc_component_read(component, DA7213_ADC_R_CTRL);
 291
 292	/* Save current values from MIXIN_L/R_SELECT registers */
 293	mixin_l_sel = snd_soc_component_read(component, DA7213_MIXIN_L_SELECT);
 294	mixin_r_sel = snd_soc_component_read(component, DA7213_MIXIN_R_SELECT);
 295
 296	/* Save current values from MIC control registers */
 297	mic_1_ctrl = snd_soc_component_read(component, DA7213_MIC_1_CTRL);
 298	mic_2_ctrl = snd_soc_component_read(component, DA7213_MIC_2_CTRL);
 299
 300	/* Enable ADC Left and Right */
 301	snd_soc_component_update_bits(component, DA7213_ADC_L_CTRL, DA7213_ADC_EN,
 302			    DA7213_ADC_EN);
 303	snd_soc_component_update_bits(component, DA7213_ADC_R_CTRL, DA7213_ADC_EN,
 304			    DA7213_ADC_EN);
 305
 306	/* Enable MIC paths */
 307	snd_soc_component_update_bits(component, DA7213_MIXIN_L_SELECT,
 308			    DA7213_MIXIN_L_MIX_SELECT_MIC_1 |
 309			    DA7213_MIXIN_L_MIX_SELECT_MIC_2,
 310			    DA7213_MIXIN_L_MIX_SELECT_MIC_1 |
 311			    DA7213_MIXIN_L_MIX_SELECT_MIC_2);
 312	snd_soc_component_update_bits(component, DA7213_MIXIN_R_SELECT,
 313			    DA7213_MIXIN_R_MIX_SELECT_MIC_2 |
 314			    DA7213_MIXIN_R_MIX_SELECT_MIC_1,
 315			    DA7213_MIXIN_R_MIX_SELECT_MIC_2 |
 316			    DA7213_MIXIN_R_MIX_SELECT_MIC_1);
 317
 318	/* Mute MIC PGAs */
 319	snd_soc_component_update_bits(component, DA7213_MIC_1_CTRL, DA7213_MUTE_EN,
 320			    DA7213_MUTE_EN);
 321	snd_soc_component_update_bits(component, DA7213_MIC_2_CTRL, DA7213_MUTE_EN,
 322			    DA7213_MUTE_EN);
 323
 324	/* Perform calibration */
 325	if (da7213->alc_calib_auto)
 326		da7213_alc_calib_auto(component);
 327	else
 328		da7213_alc_calib_man(component);
 329
 330	/* Restore MIXIN_L/R_SELECT registers to their original states */
 331	snd_soc_component_write(component, DA7213_MIXIN_L_SELECT, mixin_l_sel);
 332	snd_soc_component_write(component, DA7213_MIXIN_R_SELECT, mixin_r_sel);
 333
 334	/* Restore ADC control registers to their original states */
 335	snd_soc_component_write(component, DA7213_ADC_L_CTRL, adc_l_ctrl);
 336	snd_soc_component_write(component, DA7213_ADC_R_CTRL, adc_r_ctrl);
 337
 338	/* Restore original values of MIC control registers */
 339	snd_soc_component_write(component, DA7213_MIC_1_CTRL, mic_1_ctrl);
 340	snd_soc_component_write(component, DA7213_MIC_2_CTRL, mic_2_ctrl);
 341}
 342
 343static int da7213_put_mixin_gain(struct snd_kcontrol *kcontrol,
 344				struct snd_ctl_elem_value *ucontrol)
 345{
 346	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 347	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 348	int ret;
 349
 350	ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);
 351
 352	/* If ALC in operation, make sure calibrated offsets are updated */
 353	if ((!ret) && (da7213->alc_en))
 354		da7213_alc_calib(component);
 355
 356	return ret;
 357}
 358
 359static int da7213_put_alc_sw(struct snd_kcontrol *kcontrol,
 360			    struct snd_ctl_elem_value *ucontrol)
 361{
 362	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 363	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 364
 365	/* Force ALC offset calibration if enabling ALC */
 366	if (ucontrol->value.integer.value[0] ||
 367	    ucontrol->value.integer.value[1]) {
 368		if (!da7213->alc_en) {
 369			da7213_alc_calib(component);
 370			da7213->alc_en = true;
 371		}
 372	} else {
 373		da7213->alc_en = false;
 374	}
 375
 376	return snd_soc_put_volsw(kcontrol, ucontrol);
 377}
 378
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 379
 380/*
 381 * KControls
 382 */
 383
 384static const struct snd_kcontrol_new da7213_snd_controls[] = {
 385
 386	/* Volume controls */
 387	SOC_SINGLE_TLV("Mic 1 Volume", DA7213_MIC_1_GAIN,
 388		       DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX,
 389		       DA7213_NO_INVERT, mic_vol_tlv),
 390	SOC_SINGLE_TLV("Mic 2 Volume", DA7213_MIC_2_GAIN,
 391		       DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX,
 392		       DA7213_NO_INVERT, mic_vol_tlv),
 393	SOC_DOUBLE_R_TLV("Aux Volume", DA7213_AUX_L_GAIN, DA7213_AUX_R_GAIN,
 394			 DA7213_AUX_AMP_GAIN_SHIFT, DA7213_AUX_AMP_GAIN_MAX,
 395			 DA7213_NO_INVERT, aux_vol_tlv),
 396	SOC_DOUBLE_R_EXT_TLV("Mixin PGA Volume", DA7213_MIXIN_L_GAIN,
 397			     DA7213_MIXIN_R_GAIN, DA7213_MIXIN_AMP_GAIN_SHIFT,
 398			     DA7213_MIXIN_AMP_GAIN_MAX, DA7213_NO_INVERT,
 399			     snd_soc_get_volsw_2r, da7213_put_mixin_gain,
 400			     mixin_gain_tlv),
 401	SOC_DOUBLE_R_TLV("ADC Volume", DA7213_ADC_L_GAIN, DA7213_ADC_R_GAIN,
 402			 DA7213_ADC_AMP_GAIN_SHIFT, DA7213_ADC_AMP_GAIN_MAX,
 403			 DA7213_NO_INVERT, digital_gain_tlv),
 404	SOC_DOUBLE_R_TLV("DAC Volume", DA7213_DAC_L_GAIN, DA7213_DAC_R_GAIN,
 405			 DA7213_DAC_AMP_GAIN_SHIFT, DA7213_DAC_AMP_GAIN_MAX,
 406			 DA7213_NO_INVERT, digital_gain_tlv),
 407	SOC_DOUBLE_R_TLV("Headphone Volume", DA7213_HP_L_GAIN, DA7213_HP_R_GAIN,
 408			 DA7213_HP_AMP_GAIN_SHIFT, DA7213_HP_AMP_GAIN_MAX,
 409			 DA7213_NO_INVERT, hp_vol_tlv),
 410	SOC_SINGLE_TLV("Lineout Volume", DA7213_LINE_GAIN,
 411		       DA7213_LINE_AMP_GAIN_SHIFT, DA7213_LINE_AMP_GAIN_MAX,
 412		       DA7213_NO_INVERT, lineout_vol_tlv),
 413
 414	/* DAC Equalizer controls */
 415	SOC_SINGLE("DAC EQ Switch", DA7213_DAC_FILTERS4, DA7213_DAC_EQ_EN_SHIFT,
 416		   DA7213_DAC_EQ_EN_MAX, DA7213_NO_INVERT),
 417	SOC_SINGLE_TLV("DAC EQ1 Volume", DA7213_DAC_FILTERS2,
 418		       DA7213_DAC_EQ_BAND1_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 419		       DA7213_NO_INVERT, eq_gain_tlv),
 420	SOC_SINGLE_TLV("DAC EQ2 Volume", DA7213_DAC_FILTERS2,
 421		       DA7213_DAC_EQ_BAND2_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 422		       DA7213_NO_INVERT, eq_gain_tlv),
 423	SOC_SINGLE_TLV("DAC EQ3 Volume", DA7213_DAC_FILTERS3,
 424		       DA7213_DAC_EQ_BAND3_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 425		       DA7213_NO_INVERT, eq_gain_tlv),
 426	SOC_SINGLE_TLV("DAC EQ4 Volume", DA7213_DAC_FILTERS3,
 427		       DA7213_DAC_EQ_BAND4_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 428		       DA7213_NO_INVERT, eq_gain_tlv),
 429	SOC_SINGLE_TLV("DAC EQ5 Volume", DA7213_DAC_FILTERS4,
 430		       DA7213_DAC_EQ_BAND5_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 431		       DA7213_NO_INVERT, eq_gain_tlv),
 432
 433	/* High Pass Filter and Voice Mode controls */
 434	SOC_SINGLE("ADC HPF Switch", DA7213_ADC_FILTERS1, DA7213_HPF_EN_SHIFT,
 435		   DA7213_HPF_EN_MAX, DA7213_NO_INVERT),
 436	SOC_ENUM("ADC HPF Cutoff", da7213_adc_audio_hpf_corner),
 437	SOC_SINGLE("ADC Voice Mode Switch", DA7213_ADC_FILTERS1,
 438		   DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX,
 439		   DA7213_NO_INVERT),
 440	SOC_ENUM("ADC Voice Cutoff", da7213_adc_voice_hpf_corner),
 441
 442	SOC_SINGLE("DAC HPF Switch", DA7213_DAC_FILTERS1, DA7213_HPF_EN_SHIFT,
 443		   DA7213_HPF_EN_MAX, DA7213_NO_INVERT),
 444	SOC_ENUM("DAC HPF Cutoff", da7213_dac_audio_hpf_corner),
 445	SOC_SINGLE("DAC Voice Mode Switch", DA7213_DAC_FILTERS1,
 446		   DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX,
 447		   DA7213_NO_INVERT),
 448	SOC_ENUM("DAC Voice Cutoff", da7213_dac_voice_hpf_corner),
 449
 450	/* Mute controls */
 451	SOC_SINGLE("Mic 1 Switch", DA7213_MIC_1_CTRL, DA7213_MUTE_EN_SHIFT,
 452		   DA7213_MUTE_EN_MAX, DA7213_INVERT),
 453	SOC_SINGLE("Mic 2 Switch", DA7213_MIC_2_CTRL, DA7213_MUTE_EN_SHIFT,
 454		   DA7213_MUTE_EN_MAX, DA7213_INVERT),
 455	SOC_DOUBLE_R("Aux Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL,
 456		     DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
 457	SOC_DOUBLE_R("Mixin PGA Switch", DA7213_MIXIN_L_CTRL,
 458		     DA7213_MIXIN_R_CTRL, DA7213_MUTE_EN_SHIFT,
 459		     DA7213_MUTE_EN_MAX, DA7213_INVERT),
 460	SOC_DOUBLE_R("ADC Switch", DA7213_ADC_L_CTRL, DA7213_ADC_R_CTRL,
 461		     DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
 462	SOC_DOUBLE_R("Headphone Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL,
 463		     DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
 464	SOC_SINGLE("Lineout Switch", DA7213_LINE_CTRL, DA7213_MUTE_EN_SHIFT,
 465		   DA7213_MUTE_EN_MAX, DA7213_INVERT),
 466	SOC_SINGLE("DAC Soft Mute Switch", DA7213_DAC_FILTERS5,
 467		   DA7213_DAC_SOFTMUTE_EN_SHIFT, DA7213_DAC_SOFTMUTE_EN_MAX,
 468		   DA7213_NO_INVERT),
 469	SOC_ENUM("DAC Soft Mute Rate", da7213_dac_soft_mute_rate),
 470
 471	/* Zero Cross controls */
 472	SOC_DOUBLE_R("Aux ZC Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL,
 473		     DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT),
 474	SOC_DOUBLE_R("Mixin PGA ZC Switch", DA7213_MIXIN_L_CTRL,
 475		     DA7213_MIXIN_R_CTRL, DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX,
 476		     DA7213_NO_INVERT),
 477	SOC_DOUBLE_R("Headphone ZC Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL,
 478		     DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT),
 479
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 480	/* Gain Ramping controls */
 481	SOC_DOUBLE_R("Aux Gain Ramping Switch", DA7213_AUX_L_CTRL,
 482		     DA7213_AUX_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 483		     DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 484	SOC_DOUBLE_R("Mixin Gain Ramping Switch", DA7213_MIXIN_L_CTRL,
 485		     DA7213_MIXIN_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 486		     DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 487	SOC_DOUBLE_R("ADC Gain Ramping Switch", DA7213_ADC_L_CTRL,
 488		     DA7213_ADC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 489		     DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 490	SOC_DOUBLE_R("DAC Gain Ramping Switch", DA7213_DAC_L_CTRL,
 491		     DA7213_DAC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 492		     DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 493	SOC_DOUBLE_R("Headphone Gain Ramping Switch", DA7213_HP_L_CTRL,
 494		     DA7213_HP_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 495		     DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 496	SOC_SINGLE("Lineout Gain Ramping Switch", DA7213_LINE_CTRL,
 497		   DA7213_GAIN_RAMP_EN_SHIFT, DA7213_GAIN_RAMP_EN_MAX,
 498		   DA7213_NO_INVERT),
 499	SOC_ENUM("Gain Ramping Rate", da7213_gain_ramp_rate),
 500
 501	/* DAC Noise Gate controls */
 502	SOC_SINGLE("DAC NG Switch", DA7213_DAC_NG_CTRL, DA7213_DAC_NG_EN_SHIFT,
 503		   DA7213_DAC_NG_EN_MAX, DA7213_NO_INVERT),
 504	SOC_ENUM("DAC NG Setup Time", da7213_dac_ng_setup_time),
 505	SOC_ENUM("DAC NG Rampup Rate", da7213_dac_ng_rampup_rate),
 506	SOC_ENUM("DAC NG Rampdown Rate", da7213_dac_ng_rampdown_rate),
 507	SOC_SINGLE("DAC NG OFF Threshold", DA7213_DAC_NG_OFF_THRESHOLD,
 508		   DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX,
 509		   DA7213_NO_INVERT),
 510	SOC_SINGLE("DAC NG ON Threshold", DA7213_DAC_NG_ON_THRESHOLD,
 511		   DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX,
 512		   DA7213_NO_INVERT),
 513
 514	/* DAC Routing & Inversion */
 515	SOC_DOUBLE("DAC Mono Switch", DA7213_DIG_ROUTING_DAC,
 516		   DA7213_DAC_L_MONO_SHIFT, DA7213_DAC_R_MONO_SHIFT,
 517		   DA7213_DAC_MONO_MAX, DA7213_NO_INVERT),
 518	SOC_DOUBLE("DAC Invert Switch", DA7213_DIG_CTRL, DA7213_DAC_L_INV_SHIFT,
 519		   DA7213_DAC_R_INV_SHIFT, DA7213_DAC_INV_MAX,
 520		   DA7213_NO_INVERT),
 521
 522	/* DMIC controls */
 523	SOC_DOUBLE_R("DMIC Switch", DA7213_MIXIN_L_SELECT,
 524		     DA7213_MIXIN_R_SELECT, DA7213_DMIC_EN_SHIFT,
 525		     DA7213_DMIC_EN_MAX, DA7213_NO_INVERT),
 526
 527	/* ALC Controls */
 528	SOC_DOUBLE_EXT("ALC Switch", DA7213_ALC_CTRL1, DA7213_ALC_L_EN_SHIFT,
 529		       DA7213_ALC_R_EN_SHIFT, DA7213_ALC_EN_MAX,
 530		       DA7213_NO_INVERT, snd_soc_get_volsw, da7213_put_alc_sw),
 531	SOC_ENUM("ALC Attack Rate", da7213_alc_attack_rate),
 532	SOC_ENUM("ALC Release Rate", da7213_alc_release_rate),
 533	SOC_ENUM("ALC Hold Time", da7213_alc_hold_time),
 534	/*
 535	 * Rate at which input signal envelope is tracked as the signal gets
 536	 * larger
 537	 */
 538	SOC_ENUM("ALC Integ Attack Rate", da7213_alc_integ_attack_rate),
 539	/*
 540	 * Rate at which input signal envelope is tracked as the signal gets
 541	 * smaller
 542	 */
 543	SOC_ENUM("ALC Integ Release Rate", da7213_alc_integ_release_rate),
 544	SOC_SINGLE_TLV("ALC Noise Threshold Volume", DA7213_ALC_NOISE,
 545		       DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
 546		       DA7213_INVERT, alc_threshold_tlv),
 547	SOC_SINGLE_TLV("ALC Min Threshold Volume", DA7213_ALC_TARGET_MIN,
 548		       DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
 549		       DA7213_INVERT, alc_threshold_tlv),
 550	SOC_SINGLE_TLV("ALC Max Threshold Volume", DA7213_ALC_TARGET_MAX,
 551		       DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
 552		       DA7213_INVERT, alc_threshold_tlv),
 553	SOC_SINGLE_TLV("ALC Max Attenuation Volume", DA7213_ALC_GAIN_LIMITS,
 554		       DA7213_ALC_ATTEN_MAX_SHIFT,
 555		       DA7213_ALC_ATTEN_GAIN_MAX_MAX, DA7213_NO_INVERT,
 556		       alc_gain_tlv),
 557	SOC_SINGLE_TLV("ALC Max Gain Volume", DA7213_ALC_GAIN_LIMITS,
 558		       DA7213_ALC_GAIN_MAX_SHIFT, DA7213_ALC_ATTEN_GAIN_MAX_MAX,
 559		       DA7213_NO_INVERT, alc_gain_tlv),
 560	SOC_SINGLE_TLV("ALC Min Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS,
 561		       DA7213_ALC_ANA_GAIN_MIN_SHIFT, DA7213_ALC_ANA_GAIN_MAX,
 562		       DA7213_NO_INVERT, alc_analog_gain_tlv),
 563	SOC_SINGLE_TLV("ALC Max Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS,
 564		       DA7213_ALC_ANA_GAIN_MAX_SHIFT, DA7213_ALC_ANA_GAIN_MAX,
 565		       DA7213_NO_INVERT, alc_analog_gain_tlv),
 566	SOC_SINGLE("ALC Anticlip Mode Switch", DA7213_ALC_ANTICLIP_CTRL,
 567		   DA7213_ALC_ANTICLIP_EN_SHIFT, DA7213_ALC_ANTICLIP_EN_MAX,
 568		   DA7213_NO_INVERT),
 569	SOC_SINGLE("ALC Anticlip Level", DA7213_ALC_ANTICLIP_LEVEL,
 570		   DA7213_ALC_ANTICLIP_LEVEL_SHIFT,
 571		   DA7213_ALC_ANTICLIP_LEVEL_MAX, DA7213_NO_INVERT),
 572};
 573
 574
 575/*
 576 * DAPM
 577 */
 578
 579/*
 580 * Enums
 581 */
 582
 583/* MIC PGA source select */
 584static const char * const da7213_mic_amp_in_sel_txt[] = {
 585	"Differential", "MIC_P", "MIC_N"
 586};
 587
 588static SOC_ENUM_SINGLE_DECL(da7213_mic_1_amp_in_sel,
 589			    DA7213_MIC_1_CTRL,
 590			    DA7213_MIC_AMP_IN_SEL_SHIFT,
 591			    da7213_mic_amp_in_sel_txt);
 592static const struct snd_kcontrol_new da7213_mic_1_amp_in_sel_mux =
 593	SOC_DAPM_ENUM("Mic 1 Amp Source MUX", da7213_mic_1_amp_in_sel);
 594
 595static SOC_ENUM_SINGLE_DECL(da7213_mic_2_amp_in_sel,
 596			    DA7213_MIC_2_CTRL,
 597			    DA7213_MIC_AMP_IN_SEL_SHIFT,
 598			    da7213_mic_amp_in_sel_txt);
 599static const struct snd_kcontrol_new da7213_mic_2_amp_in_sel_mux =
 600	SOC_DAPM_ENUM("Mic 2 Amp Source MUX", da7213_mic_2_amp_in_sel);
 601
 602/* DAI routing select */
 603static const char * const da7213_dai_src_txt[] = {
 604	"ADC Left", "ADC Right", "DAI Input Left", "DAI Input Right"
 605};
 606
 607static SOC_ENUM_SINGLE_DECL(da7213_dai_l_src,
 608			    DA7213_DIG_ROUTING_DAI,
 609			    DA7213_DAI_L_SRC_SHIFT,
 610			    da7213_dai_src_txt);
 611static const struct snd_kcontrol_new da7213_dai_l_src_mux =
 612	SOC_DAPM_ENUM("DAI Left Source MUX", da7213_dai_l_src);
 613
 614static SOC_ENUM_SINGLE_DECL(da7213_dai_r_src,
 615			    DA7213_DIG_ROUTING_DAI,
 616			    DA7213_DAI_R_SRC_SHIFT,
 617			    da7213_dai_src_txt);
 618static const struct snd_kcontrol_new da7213_dai_r_src_mux =
 619	SOC_DAPM_ENUM("DAI Right Source MUX", da7213_dai_r_src);
 620
 621/* DAC routing select */
 622static const char * const da7213_dac_src_txt[] = {
 623	"ADC Output Left", "ADC Output Right", "DAI Input Left",
 624	"DAI Input Right"
 625};
 626
 627static SOC_ENUM_SINGLE_DECL(da7213_dac_l_src,
 628			    DA7213_DIG_ROUTING_DAC,
 629			    DA7213_DAC_L_SRC_SHIFT,
 630			    da7213_dac_src_txt);
 631static const struct snd_kcontrol_new da7213_dac_l_src_mux =
 632	SOC_DAPM_ENUM("DAC Left Source MUX", da7213_dac_l_src);
 633
 634static SOC_ENUM_SINGLE_DECL(da7213_dac_r_src,
 635			    DA7213_DIG_ROUTING_DAC,
 636			    DA7213_DAC_R_SRC_SHIFT,
 637			    da7213_dac_src_txt);
 638static const struct snd_kcontrol_new da7213_dac_r_src_mux =
 639	SOC_DAPM_ENUM("DAC Right Source MUX", da7213_dac_r_src);
 640
 641/*
 642 * Mixer Controls
 643 */
 644
 645/* Mixin Left */
 646static const struct snd_kcontrol_new da7213_dapm_mixinl_controls[] = {
 647	SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXIN_L_SELECT,
 648			DA7213_MIXIN_L_MIX_SELECT_AUX_L_SHIFT,
 649			DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 650	SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_L_SELECT,
 651			DA7213_MIXIN_L_MIX_SELECT_MIC_1_SHIFT,
 652			DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 653	SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_L_SELECT,
 654			DA7213_MIXIN_L_MIX_SELECT_MIC_2_SHIFT,
 655			DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 656	SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXIN_L_SELECT,
 657			DA7213_MIXIN_L_MIX_SELECT_MIXIN_R_SHIFT,
 658			DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 659};
 660
 661/* Mixin Right */
 662static const struct snd_kcontrol_new da7213_dapm_mixinr_controls[] = {
 663	SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXIN_R_SELECT,
 664			DA7213_MIXIN_R_MIX_SELECT_AUX_R_SHIFT,
 665			DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 666	SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_R_SELECT,
 667			DA7213_MIXIN_R_MIX_SELECT_MIC_2_SHIFT,
 668			DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 669	SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_R_SELECT,
 670			DA7213_MIXIN_R_MIX_SELECT_MIC_1_SHIFT,
 671			DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 672	SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXIN_R_SELECT,
 673			DA7213_MIXIN_R_MIX_SELECT_MIXIN_L_SHIFT,
 674			DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 675};
 676
 677/* Mixout Left */
 678static const struct snd_kcontrol_new da7213_dapm_mixoutl_controls[] = {
 679	SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXOUT_L_SELECT,
 680			DA7213_MIXOUT_L_MIX_SELECT_AUX_L_SHIFT,
 681			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 682	SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_L_SELECT,
 683			DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_SHIFT,
 684			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 685	SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_L_SELECT,
 686			DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_SHIFT,
 687			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 688	SOC_DAPM_SINGLE("DAC Left Switch", DA7213_MIXOUT_L_SELECT,
 689			DA7213_MIXOUT_L_MIX_SELECT_DAC_L_SHIFT,
 690			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 691	SOC_DAPM_SINGLE("Aux Left Invert Switch", DA7213_MIXOUT_L_SELECT,
 692			DA7213_MIXOUT_L_MIX_SELECT_AUX_L_INVERTED_SHIFT,
 693			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 694	SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_L_SELECT,
 695			DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_INVERTED_SHIFT,
 696			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 697	SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_L_SELECT,
 698			DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_INVERTED_SHIFT,
 699			DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 700};
 701
 702/* Mixout Right */
 703static const struct snd_kcontrol_new da7213_dapm_mixoutr_controls[] = {
 704	SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXOUT_R_SELECT,
 705			DA7213_MIXOUT_R_MIX_SELECT_AUX_R_SHIFT,
 706			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 707	SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_R_SELECT,
 708			DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_SHIFT,
 709			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 710	SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_R_SELECT,
 711			DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_SHIFT,
 712			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 713	SOC_DAPM_SINGLE("DAC Right Switch", DA7213_MIXOUT_R_SELECT,
 714			DA7213_MIXOUT_R_MIX_SELECT_DAC_R_SHIFT,
 715			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 716	SOC_DAPM_SINGLE("Aux Right Invert Switch", DA7213_MIXOUT_R_SELECT,
 717			DA7213_MIXOUT_R_MIX_SELECT_AUX_R_INVERTED_SHIFT,
 718			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 719	SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_R_SELECT,
 720			DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_INVERTED_SHIFT,
 721			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 722	SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_R_SELECT,
 723			DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_INVERTED_SHIFT,
 724			DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 725};
 726
 727
 728/*
 729 * DAPM Events
 730 */
 731
 732static int da7213_dai_event(struct snd_soc_dapm_widget *w,
 733			    struct snd_kcontrol *kcontrol, int event)
 734{
 735	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
 736	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 737	u8 pll_ctrl, pll_status;
 738	int i = 0;
 739	bool srm_lock = false;
 740
 741	switch (event) {
 742	case SND_SOC_DAPM_PRE_PMU:
 743		/* Enable DAI clks for master mode */
 744		if (da7213->master)
 745			snd_soc_component_update_bits(component, DA7213_DAI_CLK_MODE,
 746					    DA7213_DAI_CLK_EN_MASK,
 747					    DA7213_DAI_CLK_EN_MASK);
 748
 749		/* PC synchronised to DAI */
 750		snd_soc_component_update_bits(component, DA7213_PC_COUNT,
 751				    DA7213_PC_FREERUN_MASK, 0);
 752
 753		/* If SRM not enabled then nothing more to do */
 754		pll_ctrl = snd_soc_component_read(component, DA7213_PLL_CTRL);
 755		if (!(pll_ctrl & DA7213_PLL_SRM_EN))
 756			return 0;
 757
 758		/* Assist 32KHz mode PLL lock */
 759		if (pll_ctrl & DA7213_PLL_32K_MODE) {
 760			snd_soc_component_write(component, 0xF0, 0x8B);
 761			snd_soc_component_write(component, 0xF2, 0x03);
 762			snd_soc_component_write(component, 0xF0, 0x00);
 763		}
 764
 765		/* Check SRM has locked */
 766		do {
 767			pll_status = snd_soc_component_read(component, DA7213_PLL_STATUS);
 768			if (pll_status & DA7219_PLL_SRM_LOCK) {
 769				srm_lock = true;
 770			} else {
 771				++i;
 772				msleep(50);
 773			}
 774		} while ((i < DA7213_SRM_CHECK_RETRIES) && (!srm_lock));
 775
 776		if (!srm_lock)
 777			dev_warn(component->dev, "SRM failed to lock\n");
 778
 779		return 0;
 780	case SND_SOC_DAPM_POST_PMD:
 781		/* Revert 32KHz PLL lock udpates if applied previously */
 782		pll_ctrl = snd_soc_component_read(component, DA7213_PLL_CTRL);
 783		if (pll_ctrl & DA7213_PLL_32K_MODE) {
 784			snd_soc_component_write(component, 0xF0, 0x8B);
 785			snd_soc_component_write(component, 0xF2, 0x01);
 786			snd_soc_component_write(component, 0xF0, 0x00);
 787		}
 788
 789		/* PC free-running */
 790		snd_soc_component_update_bits(component, DA7213_PC_COUNT,
 791				    DA7213_PC_FREERUN_MASK,
 792				    DA7213_PC_FREERUN_MASK);
 793
 794		/* Disable DAI clks if in master mode */
 795		if (da7213->master)
 796			snd_soc_component_update_bits(component, DA7213_DAI_CLK_MODE,
 797					    DA7213_DAI_CLK_EN_MASK, 0);
 798		return 0;
 799	default:
 800		return -EINVAL;
 801	}
 802}
 803
 804
 805/*
 806 * DAPM widgets
 807 */
 808
 809static const struct snd_soc_dapm_widget da7213_dapm_widgets[] = {
 810	/*
 811	 * Power Supply
 812	 */
 813	SND_SOC_DAPM_REGULATOR_SUPPLY("VDDMIC", 0, 0),
 814
 815	/*
 816	 * Input & Output
 817	 */
 818
 819	/* Use a supply here as this controls both input & output DAIs */
 820	SND_SOC_DAPM_SUPPLY("DAI", DA7213_DAI_CTRL, DA7213_DAI_EN_SHIFT,
 821			    DA7213_NO_INVERT, da7213_dai_event,
 822			    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
 823
 824	/*
 825	 * Input
 826	 */
 827
 828	/* Input Lines */
 829	SND_SOC_DAPM_INPUT("MIC1"),
 830	SND_SOC_DAPM_INPUT("MIC2"),
 831	SND_SOC_DAPM_INPUT("AUXL"),
 832	SND_SOC_DAPM_INPUT("AUXR"),
 833
 834	/* MUXs for Mic PGA source selection */
 835	SND_SOC_DAPM_MUX("Mic 1 Amp Source MUX", SND_SOC_NOPM, 0, 0,
 836			 &da7213_mic_1_amp_in_sel_mux),
 837	SND_SOC_DAPM_MUX("Mic 2 Amp Source MUX", SND_SOC_NOPM, 0, 0,
 838			 &da7213_mic_2_amp_in_sel_mux),
 839
 840	/* Input PGAs */
 841	SND_SOC_DAPM_PGA("Mic 1 PGA", DA7213_MIC_1_CTRL, DA7213_AMP_EN_SHIFT,
 842			 DA7213_NO_INVERT, NULL, 0),
 843	SND_SOC_DAPM_PGA("Mic 2 PGA", DA7213_MIC_2_CTRL, DA7213_AMP_EN_SHIFT,
 844			 DA7213_NO_INVERT, NULL, 0),
 845	SND_SOC_DAPM_PGA("Aux Left PGA", DA7213_AUX_L_CTRL, DA7213_AMP_EN_SHIFT,
 846			 DA7213_NO_INVERT, NULL, 0),
 847	SND_SOC_DAPM_PGA("Aux Right PGA", DA7213_AUX_R_CTRL,
 848			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 849	SND_SOC_DAPM_PGA("Mixin Left PGA", DA7213_MIXIN_L_CTRL,
 850			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 851	SND_SOC_DAPM_PGA("Mixin Right PGA", DA7213_MIXIN_R_CTRL,
 852			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 853
 854	/* Mic Biases */
 855	SND_SOC_DAPM_SUPPLY("Mic Bias 1", DA7213_MICBIAS_CTRL,
 856			    DA7213_MICBIAS1_EN_SHIFT, DA7213_NO_INVERT,
 857			    NULL, 0),
 858	SND_SOC_DAPM_SUPPLY("Mic Bias 2", DA7213_MICBIAS_CTRL,
 859			    DA7213_MICBIAS2_EN_SHIFT, DA7213_NO_INVERT,
 860			    NULL, 0),
 861
 862	/* Input Mixers */
 863	SND_SOC_DAPM_MIXER("Mixin Left", SND_SOC_NOPM, 0, 0,
 864			   &da7213_dapm_mixinl_controls[0],
 865			   ARRAY_SIZE(da7213_dapm_mixinl_controls)),
 866	SND_SOC_DAPM_MIXER("Mixin Right", SND_SOC_NOPM, 0, 0,
 867			   &da7213_dapm_mixinr_controls[0],
 868			   ARRAY_SIZE(da7213_dapm_mixinr_controls)),
 869
 870	/* ADCs */
 871	SND_SOC_DAPM_ADC("ADC Left", NULL, DA7213_ADC_L_CTRL,
 872			 DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT),
 873	SND_SOC_DAPM_ADC("ADC Right", NULL, DA7213_ADC_R_CTRL,
 874			 DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT),
 875
 876	/* DAI */
 877	SND_SOC_DAPM_MUX("DAI Left Source MUX", SND_SOC_NOPM, 0, 0,
 878			 &da7213_dai_l_src_mux),
 879	SND_SOC_DAPM_MUX("DAI Right Source MUX", SND_SOC_NOPM, 0, 0,
 880			 &da7213_dai_r_src_mux),
 881	SND_SOC_DAPM_AIF_OUT("DAIOUTL", "Capture", 0, SND_SOC_NOPM, 0, 0),
 882	SND_SOC_DAPM_AIF_OUT("DAIOUTR", "Capture", 1, SND_SOC_NOPM, 0, 0),
 883
 884	/*
 885	 * Output
 886	 */
 887
 888	/* DAI */
 889	SND_SOC_DAPM_AIF_IN("DAIINL", "Playback", 0, SND_SOC_NOPM, 0, 0),
 890	SND_SOC_DAPM_AIF_IN("DAIINR", "Playback", 1, SND_SOC_NOPM, 0, 0),
 891	SND_SOC_DAPM_MUX("DAC Left Source MUX", SND_SOC_NOPM, 0, 0,
 892			 &da7213_dac_l_src_mux),
 893	SND_SOC_DAPM_MUX("DAC Right Source MUX", SND_SOC_NOPM, 0, 0,
 894			 &da7213_dac_r_src_mux),
 895
 896	/* DACs */
 897	SND_SOC_DAPM_DAC("DAC Left", NULL, DA7213_DAC_L_CTRL,
 898			 DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT),
 899	SND_SOC_DAPM_DAC("DAC Right", NULL, DA7213_DAC_R_CTRL,
 900			 DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT),
 901
 902	/* Output Mixers */
 903	SND_SOC_DAPM_MIXER("Mixout Left", SND_SOC_NOPM, 0, 0,
 904			   &da7213_dapm_mixoutl_controls[0],
 905			   ARRAY_SIZE(da7213_dapm_mixoutl_controls)),
 906	SND_SOC_DAPM_MIXER("Mixout Right", SND_SOC_NOPM, 0, 0,
 907			   &da7213_dapm_mixoutr_controls[0],
 908			   ARRAY_SIZE(da7213_dapm_mixoutr_controls)),
 909
 910	/* Output PGAs */
 911	SND_SOC_DAPM_PGA("Mixout Left PGA", DA7213_MIXOUT_L_CTRL,
 912			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 913	SND_SOC_DAPM_PGA("Mixout Right PGA", DA7213_MIXOUT_R_CTRL,
 914			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 915	SND_SOC_DAPM_PGA("Lineout PGA", DA7213_LINE_CTRL, DA7213_AMP_EN_SHIFT,
 916			 DA7213_NO_INVERT, NULL, 0),
 917	SND_SOC_DAPM_PGA("Headphone Left PGA", DA7213_HP_L_CTRL,
 918			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 919	SND_SOC_DAPM_PGA("Headphone Right PGA", DA7213_HP_R_CTRL,
 920			 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 921
 922	/* Charge Pump */
 923	SND_SOC_DAPM_SUPPLY("Charge Pump", DA7213_CP_CTRL, DA7213_CP_EN_SHIFT,
 924			    DA7213_NO_INVERT, NULL, 0),
 925
 926	/* Output Lines */
 927	SND_SOC_DAPM_OUTPUT("HPL"),
 928	SND_SOC_DAPM_OUTPUT("HPR"),
 929	SND_SOC_DAPM_OUTPUT("LINE"),
 930};
 931
 932
 933/*
 934 * DAPM audio route definition
 935 */
 936
 937static const struct snd_soc_dapm_route da7213_audio_map[] = {
 938	/* Dest       Connecting Widget    source */
 939
 940	/* Input path */
 941	{"Mic Bias 1", NULL, "VDDMIC"},
 942	{"Mic Bias 2", NULL, "VDDMIC"},
 943
 944	{"MIC1", NULL, "Mic Bias 1"},
 945	{"MIC2", NULL, "Mic Bias 2"},
 946
 947	{"Mic 1 Amp Source MUX", "Differential", "MIC1"},
 948	{"Mic 1 Amp Source MUX", "MIC_P", "MIC1"},
 949	{"Mic 1 Amp Source MUX", "MIC_N", "MIC1"},
 950
 951	{"Mic 2 Amp Source MUX", "Differential", "MIC2"},
 952	{"Mic 2 Amp Source MUX", "MIC_P", "MIC2"},
 953	{"Mic 2 Amp Source MUX", "MIC_N", "MIC2"},
 954
 955	{"Mic 1 PGA", NULL, "Mic 1 Amp Source MUX"},
 956	{"Mic 2 PGA", NULL, "Mic 2 Amp Source MUX"},
 957
 958	{"Aux Left PGA", NULL, "AUXL"},
 959	{"Aux Right PGA", NULL, "AUXR"},
 960
 961	{"Mixin Left", "Aux Left Switch", "Aux Left PGA"},
 962	{"Mixin Left", "Mic 1 Switch", "Mic 1 PGA"},
 963	{"Mixin Left", "Mic 2 Switch", "Mic 2 PGA"},
 964	{"Mixin Left", "Mixin Right Switch", "Mixin Right PGA"},
 965
 966	{"Mixin Right", "Aux Right Switch", "Aux Right PGA"},
 967	{"Mixin Right", "Mic 2 Switch", "Mic 2 PGA"},
 968	{"Mixin Right", "Mic 1 Switch", "Mic 1 PGA"},
 969	{"Mixin Right", "Mixin Left Switch", "Mixin Left PGA"},
 970
 971	{"Mixin Left PGA", NULL, "Mixin Left"},
 972	{"ADC Left", NULL, "Mixin Left PGA"},
 973
 974	{"Mixin Right PGA", NULL, "Mixin Right"},
 975	{"ADC Right", NULL, "Mixin Right PGA"},
 976
 977	{"DAI Left Source MUX", "ADC Left", "ADC Left"},
 978	{"DAI Left Source MUX", "ADC Right", "ADC Right"},
 979	{"DAI Left Source MUX", "DAI Input Left", "DAIINL"},
 980	{"DAI Left Source MUX", "DAI Input Right", "DAIINR"},
 981
 982	{"DAI Right Source MUX", "ADC Left", "ADC Left"},
 983	{"DAI Right Source MUX", "ADC Right", "ADC Right"},
 984	{"DAI Right Source MUX", "DAI Input Left", "DAIINL"},
 985	{"DAI Right Source MUX", "DAI Input Right", "DAIINR"},
 986
 987	{"DAIOUTL", NULL, "DAI Left Source MUX"},
 988	{"DAIOUTR", NULL, "DAI Right Source MUX"},
 989
 990	{"DAIOUTL", NULL, "DAI"},
 991	{"DAIOUTR", NULL, "DAI"},
 992
 993	/* Output path */
 994	{"DAIINL", NULL, "DAI"},
 995	{"DAIINR", NULL, "DAI"},
 996
 997	{"DAC Left Source MUX", "ADC Output Left", "ADC Left"},
 998	{"DAC Left Source MUX", "ADC Output Right", "ADC Right"},
 999	{"DAC Left Source MUX", "DAI Input Left", "DAIINL"},
1000	{"DAC Left Source MUX", "DAI Input Right", "DAIINR"},
1001
1002	{"DAC Right Source MUX", "ADC Output Left", "ADC Left"},
1003	{"DAC Right Source MUX", "ADC Output Right", "ADC Right"},
1004	{"DAC Right Source MUX", "DAI Input Left", "DAIINL"},
1005	{"DAC Right Source MUX", "DAI Input Right", "DAIINR"},
1006
1007	{"DAC Left", NULL, "DAC Left Source MUX"},
1008	{"DAC Right", NULL, "DAC Right Source MUX"},
1009
1010	{"Mixout Left", "Aux Left Switch", "Aux Left PGA"},
1011	{"Mixout Left", "Mixin Left Switch", "Mixin Left PGA"},
1012	{"Mixout Left", "Mixin Right Switch", "Mixin Right PGA"},
1013	{"Mixout Left", "DAC Left Switch", "DAC Left"},
1014	{"Mixout Left", "Aux Left Invert Switch", "Aux Left PGA"},
1015	{"Mixout Left", "Mixin Left Invert Switch", "Mixin Left PGA"},
1016	{"Mixout Left", "Mixin Right Invert Switch", "Mixin Right PGA"},
1017
1018	{"Mixout Right", "Aux Right Switch", "Aux Right PGA"},
1019	{"Mixout Right", "Mixin Right Switch", "Mixin Right PGA"},
1020	{"Mixout Right", "Mixin Left Switch", "Mixin Left PGA"},
1021	{"Mixout Right", "DAC Right Switch", "DAC Right"},
1022	{"Mixout Right", "Aux Right Invert Switch", "Aux Right PGA"},
1023	{"Mixout Right", "Mixin Right Invert Switch", "Mixin Right PGA"},
1024	{"Mixout Right", "Mixin Left Invert Switch", "Mixin Left PGA"},
1025
1026	{"Mixout Left PGA", NULL, "Mixout Left"},
1027	{"Mixout Right PGA", NULL, "Mixout Right"},
1028
1029	{"Headphone Left PGA", NULL, "Mixout Left PGA"},
1030	{"Headphone Left PGA", NULL, "Charge Pump"},
1031	{"HPL", NULL, "Headphone Left PGA"},
1032
1033	{"Headphone Right PGA", NULL, "Mixout Right PGA"},
1034	{"Headphone Right PGA", NULL, "Charge Pump"},
1035	{"HPR", NULL, "Headphone Right PGA"},
1036
1037	{"Lineout PGA", NULL, "Mixout Right PGA"},
1038	{"LINE", NULL, "Lineout PGA"},
1039};
1040
1041static const struct reg_default da7213_reg_defaults[] = {
1042	{ DA7213_DIG_ROUTING_DAI, 0x10 },
1043	{ DA7213_SR, 0x0A },
1044	{ DA7213_REFERENCES, 0x80 },
1045	{ DA7213_PLL_FRAC_TOP, 0x00 },
1046	{ DA7213_PLL_FRAC_BOT, 0x00 },
1047	{ DA7213_PLL_INTEGER, 0x20 },
1048	{ DA7213_PLL_CTRL, 0x0C },
1049	{ DA7213_DAI_CLK_MODE, 0x01 },
1050	{ DA7213_DAI_CTRL, 0x08 },
1051	{ DA7213_DIG_ROUTING_DAC, 0x32 },
1052	{ DA7213_AUX_L_GAIN, 0x35 },
1053	{ DA7213_AUX_R_GAIN, 0x35 },
1054	{ DA7213_MIXIN_L_SELECT, 0x00 },
1055	{ DA7213_MIXIN_R_SELECT, 0x00 },
1056	{ DA7213_MIXIN_L_GAIN, 0x03 },
1057	{ DA7213_MIXIN_R_GAIN, 0x03 },
1058	{ DA7213_ADC_L_GAIN, 0x6F },
1059	{ DA7213_ADC_R_GAIN, 0x6F },
1060	{ DA7213_ADC_FILTERS1, 0x80 },
1061	{ DA7213_MIC_1_GAIN, 0x01 },
1062	{ DA7213_MIC_2_GAIN, 0x01 },
1063	{ DA7213_DAC_FILTERS5, 0x00 },
1064	{ DA7213_DAC_FILTERS2, 0x88 },
1065	{ DA7213_DAC_FILTERS3, 0x88 },
1066	{ DA7213_DAC_FILTERS4, 0x08 },
1067	{ DA7213_DAC_FILTERS1, 0x80 },
1068	{ DA7213_DAC_L_GAIN, 0x6F },
1069	{ DA7213_DAC_R_GAIN, 0x6F },
1070	{ DA7213_CP_CTRL, 0x61 },
1071	{ DA7213_HP_L_GAIN, 0x39 },
1072	{ DA7213_HP_R_GAIN, 0x39 },
1073	{ DA7213_LINE_GAIN, 0x30 },
1074	{ DA7213_MIXOUT_L_SELECT, 0x00 },
1075	{ DA7213_MIXOUT_R_SELECT, 0x00 },
1076	{ DA7213_SYSTEM_MODES_INPUT, 0x00 },
1077	{ DA7213_SYSTEM_MODES_OUTPUT, 0x00 },
1078	{ DA7213_AUX_L_CTRL, 0x44 },
1079	{ DA7213_AUX_R_CTRL, 0x44 },
1080	{ DA7213_MICBIAS_CTRL, 0x11 },
1081	{ DA7213_MIC_1_CTRL, 0x40 },
1082	{ DA7213_MIC_2_CTRL, 0x40 },
1083	{ DA7213_MIXIN_L_CTRL, 0x40 },
1084	{ DA7213_MIXIN_R_CTRL, 0x40 },
1085	{ DA7213_ADC_L_CTRL, 0x40 },
1086	{ DA7213_ADC_R_CTRL, 0x40 },
1087	{ DA7213_DAC_L_CTRL, 0x48 },
1088	{ DA7213_DAC_R_CTRL, 0x40 },
1089	{ DA7213_HP_L_CTRL, 0x41 },
1090	{ DA7213_HP_R_CTRL, 0x40 },
1091	{ DA7213_LINE_CTRL, 0x40 },
1092	{ DA7213_MIXOUT_L_CTRL, 0x10 },
1093	{ DA7213_MIXOUT_R_CTRL, 0x10 },
1094	{ DA7213_LDO_CTRL, 0x00 },
1095	{ DA7213_IO_CTRL, 0x00 },
1096	{ DA7213_GAIN_RAMP_CTRL, 0x00},
1097	{ DA7213_MIC_CONFIG, 0x00 },
1098	{ DA7213_PC_COUNT, 0x00 },
1099	{ DA7213_CP_VOL_THRESHOLD1, 0x32 },
1100	{ DA7213_CP_DELAY, 0x95 },
1101	{ DA7213_CP_DETECTOR, 0x00 },
1102	{ DA7213_DAI_OFFSET, 0x00 },
1103	{ DA7213_DIG_CTRL, 0x00 },
1104	{ DA7213_ALC_CTRL2, 0x00 },
1105	{ DA7213_ALC_CTRL3, 0x00 },
1106	{ DA7213_ALC_NOISE, 0x3F },
1107	{ DA7213_ALC_TARGET_MIN, 0x3F },
1108	{ DA7213_ALC_TARGET_MAX, 0x00 },
1109	{ DA7213_ALC_GAIN_LIMITS, 0xFF },
1110	{ DA7213_ALC_ANA_GAIN_LIMITS, 0x71 },
1111	{ DA7213_ALC_ANTICLIP_CTRL, 0x00 },
1112	{ DA7213_ALC_ANTICLIP_LEVEL, 0x00 },
1113	{ DA7213_ALC_OFFSET_MAN_M_L, 0x00 },
1114	{ DA7213_ALC_OFFSET_MAN_U_L, 0x00 },
1115	{ DA7213_ALC_OFFSET_MAN_M_R, 0x00 },
1116	{ DA7213_ALC_OFFSET_MAN_U_R, 0x00 },
1117	{ DA7213_ALC_CIC_OP_LVL_CTRL, 0x00 },
1118	{ DA7213_DAC_NG_SETUP_TIME, 0x00 },
1119	{ DA7213_DAC_NG_OFF_THRESHOLD, 0x00 },
1120	{ DA7213_DAC_NG_ON_THRESHOLD, 0x00 },
1121	{ DA7213_DAC_NG_CTRL, 0x00 },
1122};
1123
1124static bool da7213_volatile_register(struct device *dev, unsigned int reg)
1125{
1126	switch (reg) {
1127	case DA7213_STATUS1:
1128	case DA7213_PLL_STATUS:
1129	case DA7213_AUX_L_GAIN_STATUS:
1130	case DA7213_AUX_R_GAIN_STATUS:
1131	case DA7213_MIC_1_GAIN_STATUS:
1132	case DA7213_MIC_2_GAIN_STATUS:
1133	case DA7213_MIXIN_L_GAIN_STATUS:
1134	case DA7213_MIXIN_R_GAIN_STATUS:
1135	case DA7213_ADC_L_GAIN_STATUS:
1136	case DA7213_ADC_R_GAIN_STATUS:
1137	case DA7213_DAC_L_GAIN_STATUS:
1138	case DA7213_DAC_R_GAIN_STATUS:
1139	case DA7213_HP_L_GAIN_STATUS:
1140	case DA7213_HP_R_GAIN_STATUS:
1141	case DA7213_LINE_GAIN_STATUS:
1142	case DA7213_ALC_CTRL1:
1143	case DA7213_ALC_OFFSET_AUTO_M_L:
1144	case DA7213_ALC_OFFSET_AUTO_U_L:
1145	case DA7213_ALC_OFFSET_AUTO_M_R:
1146	case DA7213_ALC_OFFSET_AUTO_U_R:
1147	case DA7213_ALC_CIC_OP_LVL_DATA:
1148		return true;
1149	default:
1150		return false;
1151	}
1152}
1153
1154static int da7213_hw_params(struct snd_pcm_substream *substream,
1155			    struct snd_pcm_hw_params *params,
1156			    struct snd_soc_dai *dai)
1157{
1158	struct snd_soc_component *component = dai->component;
1159	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 
1160	u8 dai_ctrl = 0;
1161	u8 fs;
1162
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1163	/* Set DAI format */
1164	switch (params_width(params)) {
1165	case 16:
1166		dai_ctrl |= DA7213_DAI_WORD_LENGTH_S16_LE;
 
1167		break;
1168	case 20:
1169		dai_ctrl |= DA7213_DAI_WORD_LENGTH_S20_LE;
1170		break;
1171	case 24:
1172		dai_ctrl |= DA7213_DAI_WORD_LENGTH_S24_LE;
1173		break;
1174	case 32:
1175		dai_ctrl |= DA7213_DAI_WORD_LENGTH_S32_LE;
1176		break;
1177	default:
1178		return -EINVAL;
1179	}
1180
1181	/* Set sampling rate */
1182	switch (params_rate(params)) {
1183	case 8000:
1184		fs = DA7213_SR_8000;
1185		da7213->out_rate = DA7213_PLL_FREQ_OUT_98304000;
1186		break;
1187	case 11025:
1188		fs = DA7213_SR_11025;
1189		da7213->out_rate = DA7213_PLL_FREQ_OUT_90316800;
1190		break;
1191	case 12000:
1192		fs = DA7213_SR_12000;
1193		da7213->out_rate = DA7213_PLL_FREQ_OUT_98304000;
1194		break;
1195	case 16000:
1196		fs = DA7213_SR_16000;
1197		da7213->out_rate = DA7213_PLL_FREQ_OUT_98304000;
1198		break;
1199	case 22050:
1200		fs = DA7213_SR_22050;
1201		da7213->out_rate = DA7213_PLL_FREQ_OUT_90316800;
1202		break;
1203	case 32000:
1204		fs = DA7213_SR_32000;
1205		da7213->out_rate = DA7213_PLL_FREQ_OUT_98304000;
1206		break;
1207	case 44100:
1208		fs = DA7213_SR_44100;
1209		da7213->out_rate = DA7213_PLL_FREQ_OUT_90316800;
1210		break;
1211	case 48000:
1212		fs = DA7213_SR_48000;
1213		da7213->out_rate = DA7213_PLL_FREQ_OUT_98304000;
1214		break;
1215	case 88200:
1216		fs = DA7213_SR_88200;
1217		da7213->out_rate = DA7213_PLL_FREQ_OUT_90316800;
1218		break;
1219	case 96000:
1220		fs = DA7213_SR_96000;
1221		da7213->out_rate = DA7213_PLL_FREQ_OUT_98304000;
1222		break;
1223	default:
1224		return -EINVAL;
1225	}
1226
1227	snd_soc_component_update_bits(component, DA7213_DAI_CTRL, DA7213_DAI_WORD_LENGTH_MASK,
1228			    dai_ctrl);
 
 
 
1229	snd_soc_component_write(component, DA7213_SR, fs);
1230
1231	return 0;
1232}
1233
1234static int da7213_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
1235{
1236	struct snd_soc_component *component = codec_dai->component;
1237	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1238	u8 dai_clk_mode = 0, dai_ctrl = 0;
1239	u8 dai_offset = 0;
1240
1241	/* Set master/slave mode */
1242	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1243	case SND_SOC_DAIFMT_CBM_CFM:
1244		da7213->master = true;
1245		break;
1246	case SND_SOC_DAIFMT_CBS_CFS:
1247		da7213->master = false;
1248		break;
1249	default:
1250		return -EINVAL;
1251	}
1252
1253	/* Set clock normal/inverted */
1254	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1255	case SND_SOC_DAIFMT_I2S:
1256	case SND_SOC_DAIFMT_LEFT_J:
1257	case SND_SOC_DAIFMT_RIGHT_J:
1258		switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1259		case SND_SOC_DAIFMT_NB_NF:
1260			break;
1261		case SND_SOC_DAIFMT_NB_IF:
1262			dai_clk_mode |= DA7213_DAI_WCLK_POL_INV;
1263			break;
1264		case SND_SOC_DAIFMT_IB_NF:
1265			dai_clk_mode |= DA7213_DAI_CLK_POL_INV;
1266			break;
1267		case SND_SOC_DAIFMT_IB_IF:
1268			dai_clk_mode |= DA7213_DAI_WCLK_POL_INV |
1269					DA7213_DAI_CLK_POL_INV;
1270			break;
1271		default:
1272			return -EINVAL;
1273		}
1274		break;
1275	case SND_SOC_DAI_FORMAT_DSP_A:
1276	case SND_SOC_DAI_FORMAT_DSP_B:
1277		/* The bclk is inverted wrt ASoC conventions */
1278		switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1279		case SND_SOC_DAIFMT_NB_NF:
1280			dai_clk_mode |= DA7213_DAI_CLK_POL_INV;
1281			break;
1282		case SND_SOC_DAIFMT_NB_IF:
1283			dai_clk_mode |= DA7213_DAI_WCLK_POL_INV |
1284					DA7213_DAI_CLK_POL_INV;
1285			break;
1286		case SND_SOC_DAIFMT_IB_NF:
1287			break;
1288		case SND_SOC_DAIFMT_IB_IF:
1289			dai_clk_mode |= DA7213_DAI_WCLK_POL_INV;
1290			break;
1291		default:
1292			return -EINVAL;
1293		}
1294		break;
1295	default:
1296		return -EINVAL;
1297	}
1298
1299	/* Only I2S is supported */
1300	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1301	case SND_SOC_DAIFMT_I2S:
1302		dai_ctrl |= DA7213_DAI_FORMAT_I2S_MODE;
 
1303		break;
1304	case SND_SOC_DAIFMT_LEFT_J:
1305		dai_ctrl |= DA7213_DAI_FORMAT_LEFT_J;
 
1306		break;
1307	case SND_SOC_DAIFMT_RIGHT_J:
1308		dai_ctrl |= DA7213_DAI_FORMAT_RIGHT_J;
 
1309		break;
1310	case SND_SOC_DAI_FORMAT_DSP_A: /* L data MSB after FRM LRC */
1311		dai_ctrl |= DA7213_DAI_FORMAT_DSP;
1312		dai_offset = 1;
 
1313		break;
1314	case SND_SOC_DAI_FORMAT_DSP_B: /* L data MSB during FRM LRC */
1315		dai_ctrl |= DA7213_DAI_FORMAT_DSP;
 
1316		break;
1317	default:
1318		return -EINVAL;
1319	}
1320
1321	/* By default only 64 BCLK per WCLK is supported */
1322	dai_clk_mode |= DA7213_DAI_BCLKS_PER_WCLK_64;
1323
1324	snd_soc_component_update_bits(component, DA7213_DAI_CLK_MODE,
1325			    DA7213_DAI_BCLKS_PER_WCLK_MASK |
1326			    DA7213_DAI_CLK_POL_MASK | DA7213_DAI_WCLK_POL_MASK,
1327			    dai_clk_mode);
1328	snd_soc_component_update_bits(component, DA7213_DAI_CTRL, DA7213_DAI_FORMAT_MASK,
1329			    dai_ctrl);
1330	snd_soc_component_write(component, DA7213_DAI_OFFSET, dai_offset);
1331
1332	return 0;
1333}
1334
1335static int da7213_mute(struct snd_soc_dai *dai, int mute, int direction)
1336{
1337	struct snd_soc_component *component = dai->component;
1338
1339	if (mute) {
1340		snd_soc_component_update_bits(component, DA7213_DAC_L_CTRL,
1341				    DA7213_MUTE_EN, DA7213_MUTE_EN);
1342		snd_soc_component_update_bits(component, DA7213_DAC_R_CTRL,
1343				    DA7213_MUTE_EN, DA7213_MUTE_EN);
1344	} else {
1345		snd_soc_component_update_bits(component, DA7213_DAC_L_CTRL,
1346				    DA7213_MUTE_EN, 0);
1347		snd_soc_component_update_bits(component, DA7213_DAC_R_CTRL,
1348				    DA7213_MUTE_EN, 0);
1349	}
1350
1351	return 0;
1352}
1353
1354#define DA7213_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1355			SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1356
1357static int da7213_set_component_sysclk(struct snd_soc_component *component,
1358				       int clk_id, int source,
1359				       unsigned int freq, int dir)
1360{
1361	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1362	int ret = 0;
1363
1364	if ((da7213->clk_src == clk_id) && (da7213->mclk_rate == freq))
1365		return 0;
1366
1367	if (((freq < 5000000) && (freq != 32768)) || (freq > 54000000)) {
 
 
 
 
1368		dev_err(component->dev, "Unsupported MCLK value %d\n",
1369			freq);
1370		return -EINVAL;
1371	}
1372
1373	switch (clk_id) {
1374	case DA7213_CLKSRC_MCLK:
1375		snd_soc_component_update_bits(component, DA7213_PLL_CTRL,
1376				    DA7213_PLL_MCLK_SQR_EN, 0);
1377		break;
1378	case DA7213_CLKSRC_MCLK_SQR:
1379		snd_soc_component_update_bits(component, DA7213_PLL_CTRL,
1380				    DA7213_PLL_MCLK_SQR_EN,
1381				    DA7213_PLL_MCLK_SQR_EN);
1382		break;
1383	default:
1384		dev_err(component->dev, "Unknown clock source %d\n", clk_id);
1385		return -EINVAL;
1386	}
1387
1388	da7213->clk_src = clk_id;
1389
1390	if (da7213->mclk) {
1391		freq = clk_round_rate(da7213->mclk, freq);
1392		ret = clk_set_rate(da7213->mclk, freq);
1393		if (ret) {
1394			dev_err(component->dev, "Failed to set clock rate %d\n",
1395				freq);
1396			return ret;
1397		}
1398	}
1399
1400	da7213->mclk_rate = freq;
1401
1402	return 0;
1403}
1404
1405/* Supported PLL input frequencies are 32KHz, 5MHz - 54MHz. */
1406static int _da7213_set_component_pll(struct snd_soc_component *component,
1407				     int pll_id, int source,
1408				     unsigned int fref, unsigned int fout)
1409{
1410	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1411
1412	u8 pll_ctrl, indiv_bits, indiv;
1413	u8 pll_frac_top, pll_frac_bot, pll_integer;
1414	u32 freq_ref;
1415	u64 frac_div;
1416
1417	/* Workout input divider based on MCLK rate */
1418	if (da7213->mclk_rate == 32768) {
1419		if (!da7213->master) {
1420			dev_err(component->dev,
1421				"32KHz only valid if codec is clock master\n");
1422			return -EINVAL;
1423		}
1424
1425		/* 32KHz PLL Mode */
1426		indiv_bits = DA7213_PLL_INDIV_9_TO_18_MHZ;
1427		indiv = DA7213_PLL_INDIV_9_TO_18_MHZ_VAL;
1428		source = DA7213_SYSCLK_PLL_32KHZ;
1429		freq_ref = 3750000;
1430
1431	} else {
1432		if (da7213->mclk_rate < 5000000) {
1433			dev_err(component->dev,
1434				"PLL input clock %d below valid range\n",
1435				da7213->mclk_rate);
1436			return -EINVAL;
1437		} else if (da7213->mclk_rate <= 9000000) {
1438			indiv_bits = DA7213_PLL_INDIV_5_TO_9_MHZ;
1439			indiv = DA7213_PLL_INDIV_5_TO_9_MHZ_VAL;
1440		} else if (da7213->mclk_rate <= 18000000) {
1441			indiv_bits = DA7213_PLL_INDIV_9_TO_18_MHZ;
1442			indiv = DA7213_PLL_INDIV_9_TO_18_MHZ_VAL;
1443		} else if (da7213->mclk_rate <= 36000000) {
1444			indiv_bits = DA7213_PLL_INDIV_18_TO_36_MHZ;
1445			indiv = DA7213_PLL_INDIV_18_TO_36_MHZ_VAL;
1446		} else if (da7213->mclk_rate <= 54000000) {
1447			indiv_bits = DA7213_PLL_INDIV_36_TO_54_MHZ;
1448			indiv = DA7213_PLL_INDIV_36_TO_54_MHZ_VAL;
1449		} else {
1450			dev_err(component->dev,
1451				"PLL input clock %d above valid range\n",
1452				da7213->mclk_rate);
1453			return -EINVAL;
1454		}
1455		freq_ref = (da7213->mclk_rate / indiv);
1456	}
1457
1458	pll_ctrl = indiv_bits;
1459
1460	/* Configure PLL */
1461	switch (source) {
1462	case DA7213_SYSCLK_MCLK:
1463		snd_soc_component_update_bits(component, DA7213_PLL_CTRL,
1464				    DA7213_PLL_INDIV_MASK |
1465				    DA7213_PLL_MODE_MASK, pll_ctrl);
1466		return 0;
1467	case DA7213_SYSCLK_PLL:
1468		break;
1469	case DA7213_SYSCLK_PLL_SRM:
1470		pll_ctrl |= DA7213_PLL_SRM_EN;
1471		fout = DA7213_PLL_FREQ_OUT_94310400;
1472		break;
1473	case DA7213_SYSCLK_PLL_32KHZ:
1474		if (da7213->mclk_rate != 32768) {
1475			dev_err(component->dev,
1476				"32KHz mode only valid with 32KHz MCLK\n");
1477			return -EINVAL;
1478		}
1479
1480		pll_ctrl |= DA7213_PLL_32K_MODE | DA7213_PLL_SRM_EN;
1481		fout = DA7213_PLL_FREQ_OUT_94310400;
1482		break;
1483	default:
1484		dev_err(component->dev, "Invalid PLL config\n");
1485		return -EINVAL;
1486	}
1487
1488	/* Calculate dividers for PLL */
1489	pll_integer = fout / freq_ref;
1490	frac_div = (u64)(fout % freq_ref) * 8192ULL;
1491	do_div(frac_div, freq_ref);
1492	pll_frac_top = (frac_div >> DA7213_BYTE_SHIFT) & DA7213_BYTE_MASK;
1493	pll_frac_bot = (frac_div) & DA7213_BYTE_MASK;
1494
1495	/* Write PLL dividers */
1496	snd_soc_component_write(component, DA7213_PLL_FRAC_TOP, pll_frac_top);
1497	snd_soc_component_write(component, DA7213_PLL_FRAC_BOT, pll_frac_bot);
1498	snd_soc_component_write(component, DA7213_PLL_INTEGER, pll_integer);
1499
1500	/* Enable PLL */
1501	pll_ctrl |= DA7213_PLL_EN;
1502	snd_soc_component_update_bits(component, DA7213_PLL_CTRL,
1503			    DA7213_PLL_INDIV_MASK | DA7213_PLL_MODE_MASK,
1504			    pll_ctrl);
1505
1506	/* Assist 32KHz mode PLL lock */
1507	if (source == DA7213_SYSCLK_PLL_32KHZ) {
1508		snd_soc_component_write(component, 0xF0, 0x8B);
1509		snd_soc_component_write(component, 0xF1, 0x03);
1510		snd_soc_component_write(component, 0xF1, 0x01);
1511		snd_soc_component_write(component, 0xF0, 0x00);
1512	}
1513
1514	return 0;
1515}
1516
1517static int da7213_set_component_pll(struct snd_soc_component *component,
1518				    int pll_id, int source,
1519				    unsigned int fref, unsigned int fout)
1520{
1521	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1522	da7213->fixed_clk_auto_pll = false;
1523
1524	return _da7213_set_component_pll(component, pll_id, source, fref, fout);
1525}
1526
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1527/* DAI operations */
1528static const struct snd_soc_dai_ops da7213_dai_ops = {
1529	.hw_params	= da7213_hw_params,
1530	.set_fmt	= da7213_set_dai_fmt,
1531	.mute_stream	= da7213_mute,
1532	.no_capture_mute = 1,
 
 
1533};
1534
1535static struct snd_soc_dai_driver da7213_dai = {
1536	.name = "da7213-hifi",
1537	/* Playback Capabilities */
1538	.playback = {
1539		.stream_name = "Playback",
1540		.channels_min = 1,
1541		.channels_max = 2,
1542		.rates = SNDRV_PCM_RATE_8000_96000,
1543		.formats = DA7213_FORMATS,
1544	},
1545	/* Capture Capabilities */
1546	.capture = {
1547		.stream_name = "Capture",
1548		.channels_min = 1,
1549		.channels_max = 2,
1550		.rates = SNDRV_PCM_RATE_8000_96000,
1551		.formats = DA7213_FORMATS,
1552	},
1553	.ops = &da7213_dai_ops,
1554	.symmetric_rates = 1,
1555};
1556
1557static int da7213_set_auto_pll(struct snd_soc_component *component, bool enable)
1558{
1559	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1560	int mode;
1561
1562	if (!da7213->fixed_clk_auto_pll)
1563		return 0;
1564
1565	da7213->mclk_rate = clk_get_rate(da7213->mclk);
1566
1567	if (enable) {
1568		/* Slave mode needs SRM for non-harmonic frequencies */
1569		if (da7213->master)
1570			mode = DA7213_SYSCLK_PLL;
1571		else
1572			mode = DA7213_SYSCLK_PLL_SRM;
1573
1574		/* PLL is not required for harmonic frequencies */
1575		switch (da7213->out_rate) {
1576		case DA7213_PLL_FREQ_OUT_90316800:
1577			if (da7213->mclk_rate == 11289600 ||
1578			    da7213->mclk_rate == 22579200 ||
1579			    da7213->mclk_rate == 45158400)
1580				mode = DA7213_SYSCLK_MCLK;
1581			break;
1582		case DA7213_PLL_FREQ_OUT_98304000:
1583			if (da7213->mclk_rate == 12288000 ||
1584			    da7213->mclk_rate == 24576000 ||
1585			    da7213->mclk_rate == 49152000)
1586				mode = DA7213_SYSCLK_MCLK;
1587
1588			break;
1589		default:
1590			return -1;
1591		}
1592	} else {
1593		/* Disable PLL in standby */
1594		mode = DA7213_SYSCLK_MCLK;
1595	}
1596
1597	return _da7213_set_component_pll(component, 0, mode,
1598					 da7213->mclk_rate, da7213->out_rate);
1599}
1600
1601static int da7213_set_bias_level(struct snd_soc_component *component,
1602				 enum snd_soc_bias_level level)
1603{
1604	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1605	int ret;
1606
1607	switch (level) {
1608	case SND_SOC_BIAS_ON:
1609		break;
1610	case SND_SOC_BIAS_PREPARE:
1611		/* Enable MCLK for transition to ON state */
1612		if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY) {
1613			if (da7213->mclk) {
1614				ret = clk_prepare_enable(da7213->mclk);
1615				if (ret) {
1616					dev_err(component->dev,
1617						"Failed to enable mclk\n");
1618					return ret;
1619				}
1620
1621				da7213_set_auto_pll(component, true);
1622			}
1623		}
1624		break;
1625	case SND_SOC_BIAS_STANDBY:
1626		if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
1627			/* Enable VMID reference & master bias */
1628			snd_soc_component_update_bits(component, DA7213_REFERENCES,
1629					    DA7213_VMID_EN | DA7213_BIAS_EN,
1630					    DA7213_VMID_EN | DA7213_BIAS_EN);
1631		} else {
1632			/* Remove MCLK */
1633			if (da7213->mclk) {
1634				da7213_set_auto_pll(component, false);
1635				clk_disable_unprepare(da7213->mclk);
1636			}
1637		}
1638		break;
1639	case SND_SOC_BIAS_OFF:
1640		/* Disable VMID reference & master bias */
1641		snd_soc_component_update_bits(component, DA7213_REFERENCES,
1642				    DA7213_VMID_EN | DA7213_BIAS_EN, 0);
1643		break;
1644	}
1645	return 0;
1646}
1647
 
 
 
1648#if defined(CONFIG_OF)
1649/* DT */
1650static const struct of_device_id da7213_of_match[] = {
1651	{ .compatible = "dlg,da7212", },
1652	{ .compatible = "dlg,da7213", },
1653	{ }
1654};
1655MODULE_DEVICE_TABLE(of, da7213_of_match);
1656#endif
1657
1658#ifdef CONFIG_ACPI
1659static const struct acpi_device_id da7213_acpi_match[] = {
1660	{ "DLGS7212", 0},
1661	{ "DLGS7213", 0},
1662	{ },
1663};
1664MODULE_DEVICE_TABLE(acpi, da7213_acpi_match);
1665#endif
1666
1667static enum da7213_micbias_voltage
1668	da7213_of_micbias_lvl(struct snd_soc_component *component, u32 val)
1669{
1670	switch (val) {
1671	case 1600:
1672		return DA7213_MICBIAS_1_6V;
1673	case 2200:
1674		return DA7213_MICBIAS_2_2V;
1675	case 2500:
1676		return DA7213_MICBIAS_2_5V;
1677	case 3000:
1678		return DA7213_MICBIAS_3_0V;
1679	default:
1680		dev_warn(component->dev, "Invalid micbias level\n");
1681		return DA7213_MICBIAS_2_2V;
1682	}
1683}
1684
1685static enum da7213_dmic_data_sel
1686	da7213_of_dmic_data_sel(struct snd_soc_component *component, const char *str)
1687{
1688	if (!strcmp(str, "lrise_rfall")) {
1689		return DA7213_DMIC_DATA_LRISE_RFALL;
1690	} else if (!strcmp(str, "lfall_rrise")) {
1691		return DA7213_DMIC_DATA_LFALL_RRISE;
1692	} else {
1693		dev_warn(component->dev, "Invalid DMIC data select type\n");
1694		return DA7213_DMIC_DATA_LRISE_RFALL;
1695	}
1696}
1697
1698static enum da7213_dmic_samplephase
1699	da7213_of_dmic_samplephase(struct snd_soc_component *component, const char *str)
1700{
1701	if (!strcmp(str, "on_clkedge")) {
1702		return DA7213_DMIC_SAMPLE_ON_CLKEDGE;
1703	} else if (!strcmp(str, "between_clkedge")) {
1704		return DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE;
1705	} else {
1706		dev_warn(component->dev, "Invalid DMIC sample phase\n");
1707		return DA7213_DMIC_SAMPLE_ON_CLKEDGE;
1708	}
1709}
1710
1711static enum da7213_dmic_clk_rate
1712	da7213_of_dmic_clkrate(struct snd_soc_component *component, u32 val)
1713{
1714	switch (val) {
1715	case 1500000:
1716		return DA7213_DMIC_CLK_1_5MHZ;
1717	case 3000000:
1718		return DA7213_DMIC_CLK_3_0MHZ;
1719	default:
1720		dev_warn(component->dev, "Invalid DMIC clock rate\n");
1721		return DA7213_DMIC_CLK_1_5MHZ;
1722	}
1723}
1724
1725static struct da7213_platform_data
1726	*da7213_fw_to_pdata(struct snd_soc_component *component)
1727{
1728	struct device *dev = component->dev;
1729	struct da7213_platform_data *pdata;
1730	const char *fw_str;
1731	u32 fw_val32;
1732
1733	pdata = devm_kzalloc(component->dev, sizeof(*pdata), GFP_KERNEL);
1734	if (!pdata)
1735		return NULL;
1736
1737	if (device_property_read_u32(dev, "dlg,micbias1-lvl", &fw_val32) >= 0)
1738		pdata->micbias1_lvl = da7213_of_micbias_lvl(component, fw_val32);
1739	else
1740		pdata->micbias1_lvl = DA7213_MICBIAS_2_2V;
1741
1742	if (device_property_read_u32(dev, "dlg,micbias2-lvl", &fw_val32) >= 0)
1743		pdata->micbias2_lvl = da7213_of_micbias_lvl(component, fw_val32);
1744	else
1745		pdata->micbias2_lvl = DA7213_MICBIAS_2_2V;
1746
1747	if (!device_property_read_string(dev, "dlg,dmic-data-sel", &fw_str))
1748		pdata->dmic_data_sel = da7213_of_dmic_data_sel(component, fw_str);
1749	else
1750		pdata->dmic_data_sel = DA7213_DMIC_DATA_LRISE_RFALL;
1751
1752	if (!device_property_read_string(dev, "dlg,dmic-samplephase", &fw_str))
1753		pdata->dmic_samplephase =
1754			da7213_of_dmic_samplephase(component, fw_str);
1755	else
1756		pdata->dmic_samplephase = DA7213_DMIC_SAMPLE_ON_CLKEDGE;
1757
1758	if (device_property_read_u32(dev, "dlg,dmic-clkrate", &fw_val32) >= 0)
1759		pdata->dmic_clk_rate = da7213_of_dmic_clkrate(component, fw_val32);
1760	else
1761		pdata->dmic_clk_rate = DA7213_DMIC_CLK_3_0MHZ;
1762
1763	return pdata;
1764}
1765
1766static int da7213_probe(struct snd_soc_component *component)
1767{
1768	struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1769
1770	pm_runtime_get_sync(component->dev);
1771
1772	/* Default to using ALC auto offset calibration mode. */
1773	snd_soc_component_update_bits(component, DA7213_ALC_CTRL1,
1774			    DA7213_ALC_CALIB_MODE_MAN, 0);
1775	da7213->alc_calib_auto = true;
1776
1777	/* Default PC counter to free-running */
1778	snd_soc_component_update_bits(component, DA7213_PC_COUNT, DA7213_PC_FREERUN_MASK,
1779			    DA7213_PC_FREERUN_MASK);
1780
1781	/* Enable all Gain Ramps */
1782	snd_soc_component_update_bits(component, DA7213_AUX_L_CTRL,
1783			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1784	snd_soc_component_update_bits(component, DA7213_AUX_R_CTRL,
1785			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1786	snd_soc_component_update_bits(component, DA7213_MIXIN_L_CTRL,
1787			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1788	snd_soc_component_update_bits(component, DA7213_MIXIN_R_CTRL,
1789			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1790	snd_soc_component_update_bits(component, DA7213_ADC_L_CTRL,
1791			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1792	snd_soc_component_update_bits(component, DA7213_ADC_R_CTRL,
1793			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1794	snd_soc_component_update_bits(component, DA7213_DAC_L_CTRL,
1795			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1796	snd_soc_component_update_bits(component, DA7213_DAC_R_CTRL,
1797			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1798	snd_soc_component_update_bits(component, DA7213_HP_L_CTRL,
1799			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1800	snd_soc_component_update_bits(component, DA7213_HP_R_CTRL,
1801			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1802	snd_soc_component_update_bits(component, DA7213_LINE_CTRL,
1803			    DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1804
1805	/*
1806	 * There are two separate control bits for input and output mixers as
1807	 * well as headphone and line outs.
1808	 * One to enable corresponding amplifier and other to enable its
1809	 * output. As amplifier bits are related to power control, they are
1810	 * being managed by DAPM while other (non power related) bits are
1811	 * enabled here
1812	 */
1813	snd_soc_component_update_bits(component, DA7213_MIXIN_L_CTRL,
1814			    DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN);
1815	snd_soc_component_update_bits(component, DA7213_MIXIN_R_CTRL,
1816			    DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN);
1817
1818	snd_soc_component_update_bits(component, DA7213_MIXOUT_L_CTRL,
1819			    DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN);
1820	snd_soc_component_update_bits(component, DA7213_MIXOUT_R_CTRL,
1821			    DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN);
1822
1823	snd_soc_component_update_bits(component, DA7213_HP_L_CTRL,
1824			    DA7213_HP_AMP_OE, DA7213_HP_AMP_OE);
1825	snd_soc_component_update_bits(component, DA7213_HP_R_CTRL,
1826			    DA7213_HP_AMP_OE, DA7213_HP_AMP_OE);
1827
1828	snd_soc_component_update_bits(component, DA7213_LINE_CTRL,
1829			    DA7213_LINE_AMP_OE, DA7213_LINE_AMP_OE);
1830
1831	/* Handle DT/Platform data */
1832	da7213->pdata = dev_get_platdata(component->dev);
1833	if (!da7213->pdata)
1834		da7213->pdata = da7213_fw_to_pdata(component);
1835
1836	/* Set platform data values */
1837	if (da7213->pdata) {
1838		struct da7213_platform_data *pdata = da7213->pdata;
1839		u8 micbias_lvl = 0, dmic_cfg = 0;
1840
1841		/* Set Mic Bias voltages */
1842		switch (pdata->micbias1_lvl) {
1843		case DA7213_MICBIAS_1_6V:
1844		case DA7213_MICBIAS_2_2V:
1845		case DA7213_MICBIAS_2_5V:
1846		case DA7213_MICBIAS_3_0V:
1847			micbias_lvl |= (pdata->micbias1_lvl <<
1848					DA7213_MICBIAS1_LEVEL_SHIFT);
1849			break;
1850		}
1851		switch (pdata->micbias2_lvl) {
1852		case DA7213_MICBIAS_1_6V:
1853		case DA7213_MICBIAS_2_2V:
1854		case DA7213_MICBIAS_2_5V:
1855		case DA7213_MICBIAS_3_0V:
1856			micbias_lvl |= (pdata->micbias2_lvl <<
1857					 DA7213_MICBIAS2_LEVEL_SHIFT);
1858			break;
1859		}
1860		snd_soc_component_update_bits(component, DA7213_MICBIAS_CTRL,
1861				    DA7213_MICBIAS1_LEVEL_MASK |
1862				    DA7213_MICBIAS2_LEVEL_MASK, micbias_lvl);
1863
1864		/* Set DMIC configuration */
1865		switch (pdata->dmic_data_sel) {
1866		case DA7213_DMIC_DATA_LFALL_RRISE:
1867		case DA7213_DMIC_DATA_LRISE_RFALL:
1868			dmic_cfg |= (pdata->dmic_data_sel <<
1869				     DA7213_DMIC_DATA_SEL_SHIFT);
1870			break;
1871		}
1872		switch (pdata->dmic_samplephase) {
1873		case DA7213_DMIC_SAMPLE_ON_CLKEDGE:
1874		case DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE:
1875			dmic_cfg |= (pdata->dmic_samplephase <<
1876				     DA7213_DMIC_SAMPLEPHASE_SHIFT);
1877			break;
1878		}
1879		switch (pdata->dmic_clk_rate) {
1880		case DA7213_DMIC_CLK_3_0MHZ:
1881		case DA7213_DMIC_CLK_1_5MHZ:
1882			dmic_cfg |= (pdata->dmic_clk_rate <<
1883				     DA7213_DMIC_CLK_RATE_SHIFT);
1884			break;
1885		}
1886		snd_soc_component_update_bits(component, DA7213_MIC_CONFIG,
1887				    DA7213_DMIC_DATA_SEL_MASK |
1888				    DA7213_DMIC_SAMPLEPHASE_MASK |
1889				    DA7213_DMIC_CLK_RATE_MASK, dmic_cfg);
1890	}
1891
1892	pm_runtime_put_sync(component->dev);
1893
1894	/* Check if MCLK provided */
1895	da7213->mclk = devm_clk_get(component->dev, "mclk");
1896	if (IS_ERR(da7213->mclk)) {
1897		if (PTR_ERR(da7213->mclk) != -ENOENT)
1898			return PTR_ERR(da7213->mclk);
1899		else
1900			da7213->mclk = NULL;
1901	} else {
1902		/* Do automatic PLL handling assuming fixed clock until
1903		 * set_pll() has been called. This makes the codec usable
1904		 * with the simple-audio-card driver. */
1905		da7213->fixed_clk_auto_pll = true;
1906	}
 
 
1907
1908	return 0;
1909}
1910
1911static const struct snd_soc_component_driver soc_component_dev_da7213 = {
1912	.probe			= da7213_probe,
1913	.set_bias_level		= da7213_set_bias_level,
1914	.controls		= da7213_snd_controls,
1915	.num_controls		= ARRAY_SIZE(da7213_snd_controls),
1916	.dapm_widgets		= da7213_dapm_widgets,
1917	.num_dapm_widgets	= ARRAY_SIZE(da7213_dapm_widgets),
1918	.dapm_routes		= da7213_audio_map,
1919	.num_dapm_routes	= ARRAY_SIZE(da7213_audio_map),
1920	.set_sysclk		= da7213_set_component_sysclk,
1921	.set_pll		= da7213_set_component_pll,
1922	.idle_bias_on		= 1,
1923	.use_pmdown_time	= 1,
1924	.endianness		= 1,
1925	.non_legacy_dai_naming	= 1,
1926};
1927
1928static const struct regmap_config da7213_regmap_config = {
1929	.reg_bits = 8,
1930	.val_bits = 8,
1931
 
1932	.reg_defaults = da7213_reg_defaults,
1933	.num_reg_defaults = ARRAY_SIZE(da7213_reg_defaults),
1934	.volatile_reg = da7213_volatile_register,
1935	.cache_type = REGCACHE_RBTREE,
1936};
1937
1938static void da7213_power_off(void *data)
1939{
1940	struct da7213_priv *da7213 = data;
1941	regulator_bulk_disable(DA7213_NUM_SUPPLIES, da7213->supplies);
1942}
1943
1944static const char *da7213_supply_names[DA7213_NUM_SUPPLIES] = {
1945	[DA7213_SUPPLY_VDDA] = "VDDA",
1946	[DA7213_SUPPLY_VDDIO] = "VDDIO",
1947};
1948
1949static int da7213_i2c_probe(struct i2c_client *i2c,
1950			    const struct i2c_device_id *id)
1951{
1952	struct da7213_priv *da7213;
1953	int i, ret;
1954
1955	da7213 = devm_kzalloc(&i2c->dev, sizeof(*da7213), GFP_KERNEL);
1956	if (!da7213)
1957		return -ENOMEM;
1958
 
 
 
 
1959	i2c_set_clientdata(i2c, da7213);
1960
1961	/* Get required supplies */
1962	for (i = 0; i < DA7213_NUM_SUPPLIES; ++i)
1963		da7213->supplies[i].supply = da7213_supply_names[i];
1964
1965	ret = devm_regulator_bulk_get(&i2c->dev, DA7213_NUM_SUPPLIES,
1966				      da7213->supplies);
1967	if (ret) {
1968		dev_err(&i2c->dev, "Failed to get supplies: %d\n", ret);
1969		return ret;
1970	}
1971
1972	ret = regulator_bulk_enable(DA7213_NUM_SUPPLIES, da7213->supplies);
1973	if (ret < 0)
1974		return ret;
1975
1976	ret = devm_add_action_or_reset(&i2c->dev, da7213_power_off, da7213);
1977	if (ret < 0)
1978		return ret;
1979
1980	da7213->regmap = devm_regmap_init_i2c(i2c, &da7213_regmap_config);
1981	if (IS_ERR(da7213->regmap)) {
1982		ret = PTR_ERR(da7213->regmap);
1983		dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret);
1984		return ret;
1985	}
1986
 
 
1987	pm_runtime_set_autosuspend_delay(&i2c->dev, 100);
1988	pm_runtime_use_autosuspend(&i2c->dev);
1989	pm_runtime_set_active(&i2c->dev);
1990	pm_runtime_enable(&i2c->dev);
1991
1992	ret = devm_snd_soc_register_component(&i2c->dev,
1993			&soc_component_dev_da7213, &da7213_dai, 1);
1994	if (ret < 0) {
1995		dev_err(&i2c->dev, "Failed to register da7213 component: %d\n",
1996			ret);
1997	}
1998	return ret;
1999}
2000
 
 
 
 
 
2001static int __maybe_unused da7213_runtime_suspend(struct device *dev)
2002{
2003	struct da7213_priv *da7213 = dev_get_drvdata(dev);
2004
2005	regcache_cache_only(da7213->regmap, true);
2006	regcache_mark_dirty(da7213->regmap);
2007	regulator_bulk_disable(DA7213_NUM_SUPPLIES, da7213->supplies);
2008
2009	return 0;
2010}
2011
2012static int __maybe_unused da7213_runtime_resume(struct device *dev)
2013{
2014	struct da7213_priv *da7213 = dev_get_drvdata(dev);
2015	int ret;
2016
2017	ret = regulator_bulk_enable(DA7213_NUM_SUPPLIES, da7213->supplies);
2018	if (ret < 0)
2019		return ret;
2020	regcache_cache_only(da7213->regmap, false);
2021	regcache_sync(da7213->regmap);
2022	return 0;
2023}
2024
2025static const struct dev_pm_ops da7213_pm = {
2026	SET_RUNTIME_PM_OPS(da7213_runtime_suspend, da7213_runtime_resume, NULL)
 
2027};
2028
2029static const struct i2c_device_id da7213_i2c_id[] = {
2030	{ "da7213", 0 },
2031	{ }
2032};
2033MODULE_DEVICE_TABLE(i2c, da7213_i2c_id);
2034
2035/* I2C codec control layer */
2036static struct i2c_driver da7213_i2c_driver = {
2037	.driver = {
2038		.name = "da7213",
2039		.of_match_table = of_match_ptr(da7213_of_match),
2040		.acpi_match_table = ACPI_PTR(da7213_acpi_match),
2041		.pm = &da7213_pm,
2042	},
2043	.probe		= da7213_i2c_probe,
 
2044	.id_table	= da7213_i2c_id,
2045};
2046
2047module_i2c_driver(da7213_i2c_driver);
2048
2049MODULE_DESCRIPTION("ASoC DA7213 Codec driver");
2050MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>");
 
2051MODULE_LICENSE("GPL");