1	// SPDX-License-Identifier: GPL-2.0-or-later
2	/*
3	* da7219.c - DA7219 ALSA SoC Codec Driver
4	*
5	* Copyright (c) 2015 Dialog Semiconductor
6	*
7	* Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
8	*/
9
10	#include <linux/acpi.h>
11	#include <linux/clk.h>
12	#include <linux/clkdev.h>
13	#include <linux/clk-provider.h>
14	#include <linux/i2c.h>
15	#include <linux/of.h>
16	#include <linux/property.h>
17	#include <linux/regmap.h>
18	#include <linux/slab.h>
19	#include <linux/pm.h>
20	#include <linux/module.h>
21	#include <linux/delay.h>
22	#include <linux/regulator/consumer.h>
23	#include <sound/pcm.h>
24	#include <sound/pcm_params.h>
25	#include <sound/soc.h>
26	#include <sound/soc-dapm.h>
27	#include <sound/initval.h>
28	#include <sound/tlv.h>
29	#include <asm/div64.h>
30
31	#include <sound/da7219.h>
32	#include "da7219.h"
33	#include "da7219-aad.h"
34
35
36	/*
37	* TLVs and Enums
38	*/
39
40	/* Input TLVs */
41	static const DECLARE_TLV_DB_SCALE(da7219_mic_gain_tlv, -600, 600, 0);
42	static const DECLARE_TLV_DB_SCALE(da7219_mixin_gain_tlv, -450, 150, 0);
43	static const DECLARE_TLV_DB_SCALE(da7219_adc_dig_gain_tlv, -8325, 75, 0);
44	static const DECLARE_TLV_DB_SCALE(da7219_alc_threshold_tlv, -9450, 150, 0);
45	static const DECLARE_TLV_DB_SCALE(da7219_alc_gain_tlv, 0, 600, 0);
46	static const DECLARE_TLV_DB_SCALE(da7219_alc_ana_gain_tlv, 0, 600, 0);
47	static const DECLARE_TLV_DB_SCALE(da7219_sidetone_gain_tlv, -4200, 300, 0);
48	static const DECLARE_TLV_DB_SCALE(da7219_tonegen_gain_tlv, -4500, 300, 0);
49
50	/* Output TLVs */
51	static const DECLARE_TLV_DB_SCALE(da7219_dac_eq_band_tlv, -1050, 150, 0);
52
53	static const DECLARE_TLV_DB_RANGE(da7219_dac_dig_gain_tlv,
54	0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
55	/* -77.25dB to 12dB */
56	0x08, 0x7f, TLV_DB_SCALE_ITEM(-7725, 75, 0)
57	);
58
59	static const DECLARE_TLV_DB_SCALE(da7219_dac_ng_threshold_tlv, -10200, 600, 0);
60	static const DECLARE_TLV_DB_SCALE(da7219_hp_gain_tlv, -5700, 100, 0);
61
62	/* Input Enums */
63	static const char * const da7219_alc_attack_rate_txt[] = {
64	"7.33/fs", "14.66/fs", "29.32/fs", "58.64/fs", "117.3/fs", "234.6/fs",
65	"469.1/fs", "938.2/fs", "1876/fs", "3753/fs", "7506/fs", "15012/fs",
66	"30024/fs"
67	};
68
69	static const struct soc_enum da7219_alc_attack_rate =
70	SOC_ENUM_SINGLE(DA7219_ALC_CTRL2, DA7219_ALC_ATTACK_SHIFT,
71	DA7219_ALC_ATTACK_MAX, da7219_alc_attack_rate_txt);
72
73	static const char * const da7219_alc_release_rate_txt[] = {
74	"28.66/fs", "57.33/fs", "114.6/fs", "229.3/fs", "458.6/fs", "917.1/fs",
75	"1834/fs", "3668/fs", "7337/fs", "14674/fs", "29348/fs"
76	};
77
78	static const struct soc_enum da7219_alc_release_rate =
79	SOC_ENUM_SINGLE(DA7219_ALC_CTRL2, DA7219_ALC_RELEASE_SHIFT,
80	DA7219_ALC_RELEASE_MAX, da7219_alc_release_rate_txt);
81
82	static const char * const da7219_alc_hold_time_txt[] = {
83	"62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs",
84	"7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs",
85	"253952/fs", "507904/fs", "1015808/fs", "2031616/fs"
86	};
87
88	static const struct soc_enum da7219_alc_hold_time =
89	SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_HOLD_SHIFT,
90	DA7219_ALC_HOLD_MAX, da7219_alc_hold_time_txt);
91
92	static const char * const da7219_alc_env_rate_txt[] = {
93	"1/4", "1/16", "1/256", "1/65536"
94	};
95
96	static const struct soc_enum da7219_alc_env_attack_rate =
97	SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_INTEG_ATTACK_SHIFT,
98	DA7219_ALC_INTEG_MAX, da7219_alc_env_rate_txt);
99
100	static const struct soc_enum da7219_alc_env_release_rate =
101	SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_INTEG_RELEASE_SHIFT,
102	DA7219_ALC_INTEG_MAX, da7219_alc_env_rate_txt);
103
104	static const char * const da7219_alc_anticlip_step_txt[] = {
105	"0.034dB/fs", "0.068dB/fs", "0.136dB/fs", "0.272dB/fs"
106	};
107
108	static const struct soc_enum da7219_alc_anticlip_step =
109	SOC_ENUM_SINGLE(DA7219_ALC_ANTICLIP_CTRL,
110	DA7219_ALC_ANTICLIP_STEP_SHIFT,
111	DA7219_ALC_ANTICLIP_STEP_MAX,
112	da7219_alc_anticlip_step_txt);
113
114	/* Input/Output Enums */
115	static const char * const da7219_gain_ramp_rate_txt[] = {
116	"Nominal Rate * 8", "Nominal Rate", "Nominal Rate / 8",
117	"Nominal Rate / 16"
118	};
119
120	static const struct soc_enum da7219_gain_ramp_rate =
121	SOC_ENUM_SINGLE(DA7219_GAIN_RAMP_CTRL, DA7219_GAIN_RAMP_RATE_SHIFT,
122	DA7219_GAIN_RAMP_RATE_MAX, da7219_gain_ramp_rate_txt);
123
124	static const char * const da7219_hpf_mode_txt[] = {
125	"Disabled", "Audio", "Voice"
126	};
127
128	static const unsigned int da7219_hpf_mode_val[] = {
129	DA7219_HPF_DISABLED, DA7219_HPF_AUDIO_EN, DA7219_HPF_VOICE_EN,
130	};
131
132	static const struct soc_enum da7219_adc_hpf_mode =
133	SOC_VALUE_ENUM_SINGLE(DA7219_ADC_FILTERS1, DA7219_HPF_MODE_SHIFT,
134	DA7219_HPF_MODE_MASK, DA7219_HPF_MODE_MAX,
135	da7219_hpf_mode_txt, da7219_hpf_mode_val);
136
137	static const struct soc_enum da7219_dac_hpf_mode =
138	SOC_VALUE_ENUM_SINGLE(DA7219_DAC_FILTERS1, DA7219_HPF_MODE_SHIFT,
139	DA7219_HPF_MODE_MASK, DA7219_HPF_MODE_MAX,
140	da7219_hpf_mode_txt, da7219_hpf_mode_val);
141
142	static const char * const da7219_audio_hpf_corner_txt[] = {
143	"2Hz", "4Hz", "8Hz", "16Hz"
144	};
145
146	static const struct soc_enum da7219_adc_audio_hpf_corner =
147	SOC_ENUM_SINGLE(DA7219_ADC_FILTERS1,
148	DA7219_ADC_AUDIO_HPF_CORNER_SHIFT,
149	DA7219_AUDIO_HPF_CORNER_MAX,
150	da7219_audio_hpf_corner_txt);
151
152	static const struct soc_enum da7219_dac_audio_hpf_corner =
153	SOC_ENUM_SINGLE(DA7219_DAC_FILTERS1,
154	DA7219_DAC_AUDIO_HPF_CORNER_SHIFT,
155	DA7219_AUDIO_HPF_CORNER_MAX,
156	da7219_audio_hpf_corner_txt);
157
158	static const char * const da7219_voice_hpf_corner_txt[] = {
159	"2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz"
160	};
161
162	static const struct soc_enum da7219_adc_voice_hpf_corner =
163	SOC_ENUM_SINGLE(DA7219_ADC_FILTERS1,
164	DA7219_ADC_VOICE_HPF_CORNER_SHIFT,
165	DA7219_VOICE_HPF_CORNER_MAX,
166	da7219_voice_hpf_corner_txt);
167
168	static const struct soc_enum da7219_dac_voice_hpf_corner =
169	SOC_ENUM_SINGLE(DA7219_DAC_FILTERS1,
170	DA7219_DAC_VOICE_HPF_CORNER_SHIFT,
171	DA7219_VOICE_HPF_CORNER_MAX,
172	da7219_voice_hpf_corner_txt);
173
174	static const char * const da7219_tonegen_dtmf_key_txt[] = {
175	"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D",
176	"*", "#"
177	};
178
179	static const struct soc_enum da7219_tonegen_dtmf_key =
180	SOC_ENUM_SINGLE(DA7219_TONE_GEN_CFG1, DA7219_DTMF_REG_SHIFT,
181	DA7219_DTMF_REG_MAX, da7219_tonegen_dtmf_key_txt);
182
183	static const char * const da7219_tonegen_swg_sel_txt[] = {
184	"Sum", "SWG1", "SWG2", "SWG1_1-Cos"
185	};
186
187	static const struct soc_enum da7219_tonegen_swg_sel =
188	SOC_ENUM_SINGLE(DA7219_TONE_GEN_CFG2, DA7219_SWG_SEL_SHIFT,
189	DA7219_SWG_SEL_MAX, da7219_tonegen_swg_sel_txt);
190
191	/* Output Enums */
192	static const char * const da7219_dac_softmute_rate_txt[] = {
193	"1 Sample", "2 Samples", "4 Samples", "8 Samples", "16 Samples",
194	"32 Samples", "64 Samples"
195	};
196
197	static const struct soc_enum da7219_dac_softmute_rate =
198	SOC_ENUM_SINGLE(DA7219_DAC_FILTERS5, DA7219_DAC_SOFTMUTE_RATE_SHIFT,
199	DA7219_DAC_SOFTMUTE_RATE_MAX,
200	da7219_dac_softmute_rate_txt);
201
202	static const char * const da7219_dac_ng_setup_time_txt[] = {
203	"256 Samples", "512 Samples", "1024 Samples", "2048 Samples"
204	};
205
206	static const struct soc_enum da7219_dac_ng_setup_time =
207	SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME,
208	DA7219_DAC_NG_SETUP_TIME_SHIFT,
209	DA7219_DAC_NG_SETUP_TIME_MAX,
210	da7219_dac_ng_setup_time_txt);
211
212	static const char * const da7219_dac_ng_rampup_txt[] = {
213	"0.22ms/dB", "0.0138ms/dB"
214	};
215
216	static const struct soc_enum da7219_dac_ng_rampup_rate =
217	SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME,
218	DA7219_DAC_NG_RAMPUP_RATE_SHIFT,
219	DA7219_DAC_NG_RAMP_RATE_MAX,
220	da7219_dac_ng_rampup_txt);
221
222	static const char * const da7219_dac_ng_rampdown_txt[] = {
223	"0.88ms/dB", "14.08ms/dB"
224	};
225
226	static const struct soc_enum da7219_dac_ng_rampdown_rate =
227	SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME,
228	DA7219_DAC_NG_RAMPDN_RATE_SHIFT,
229	DA7219_DAC_NG_RAMP_RATE_MAX,
230	da7219_dac_ng_rampdown_txt);
231
232
233	static const char * const da7219_cp_track_mode_txt[] = {
234	"Largest Volume", "DAC Volume", "Signal Magnitude"
235	};
236
237	static const unsigned int da7219_cp_track_mode_val[] = {
238	DA7219_CP_MCHANGE_LARGEST_VOL, DA7219_CP_MCHANGE_DAC_VOL,
239	DA7219_CP_MCHANGE_SIG_MAG
240	};
241
242	static const struct soc_enum da7219_cp_track_mode =
243	SOC_VALUE_ENUM_SINGLE(DA7219_CP_CTRL, DA7219_CP_MCHANGE_SHIFT,
244	DA7219_CP_MCHANGE_REL_MASK, DA7219_CP_MCHANGE_MAX,
245	da7219_cp_track_mode_txt,
246	da7219_cp_track_mode_val);
247
248
249	/*
250	* Control Functions
251	*/
252
253	/* Locked Kcontrol calls */
254	static int da7219_volsw_locked_get(struct snd_kcontrol *kcontrol,
255	struct snd_ctl_elem_value *ucontrol)
256	{
257	struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
258	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
259	int ret;
260
261	mutex_lock(&da7219->ctrl_lock);
262	ret = snd_soc_get_volsw(kcontrol, ucontrol);
263	mutex_unlock(lock: &da7219->ctrl_lock);
264
265	return ret;
266	}
267
268	static int da7219_volsw_locked_put(struct snd_kcontrol *kcontrol,
269	struct snd_ctl_elem_value *ucontrol)
270	{
271	struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
272	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
273	int ret;
274
275	mutex_lock(&da7219->ctrl_lock);
276	ret = snd_soc_put_volsw(kcontrol, ucontrol);
277	mutex_unlock(lock: &da7219->ctrl_lock);
278
279	return ret;
280	}
281
282	static int da7219_enum_locked_get(struct snd_kcontrol *kcontrol,
283	struct snd_ctl_elem_value *ucontrol)
284	{
285	struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
286	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
287	int ret;
288
289	mutex_lock(&da7219->ctrl_lock);
290	ret = snd_soc_get_enum_double(kcontrol, ucontrol);
291	mutex_unlock(lock: &da7219->ctrl_lock);
292
293	return ret;
294	}
295
296	static int da7219_enum_locked_put(struct snd_kcontrol *kcontrol,
297	struct snd_ctl_elem_value *ucontrol)
298	{
299	struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
300	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
301	int ret;
302
303	mutex_lock(&da7219->ctrl_lock);
304	ret = snd_soc_put_enum_double(kcontrol, ucontrol);
305	mutex_unlock(lock: &da7219->ctrl_lock);
306
307	return ret;
308	}
309
310	/* ALC */
311	static void da7219_alc_calib(struct snd_soc_component *component)
312	{
313	u8 mic_ctrl, mixin_ctrl, adc_ctrl, calib_ctrl;
314
315	/* Save current state of mic control register */
316	mic_ctrl = snd_soc_component_read(component, DA7219_MIC_1_CTRL);
317
318	/* Save current state of input mixer control register */
319	mixin_ctrl = snd_soc_component_read(component, DA7219_MIXIN_L_CTRL);
320
321	/* Save current state of input ADC control register */
322	adc_ctrl = snd_soc_component_read(component, DA7219_ADC_L_CTRL);
323
324	/* Enable then Mute MIC PGAs */
325	snd_soc_component_update_bits(component, DA7219_MIC_1_CTRL, DA7219_MIC_1_AMP_EN_MASK,
326	DA7219_MIC_1_AMP_EN_MASK);
327	snd_soc_component_update_bits(component, DA7219_MIC_1_CTRL,
328	DA7219_MIC_1_AMP_MUTE_EN_MASK,
329	DA7219_MIC_1_AMP_MUTE_EN_MASK);
330
331	/* Enable input mixers unmuted */
332	snd_soc_component_update_bits(component, DA7219_MIXIN_L_CTRL,
333	DA7219_MIXIN_L_AMP_EN_MASK |
334	DA7219_MIXIN_L_AMP_MUTE_EN_MASK,
335	DA7219_MIXIN_L_AMP_EN_MASK);
336
337	/* Enable input filters unmuted */
338	snd_soc_component_update_bits(component, DA7219_ADC_L_CTRL,
339	DA7219_ADC_L_MUTE_EN_MASK | DA7219_ADC_L_EN_MASK,
340	DA7219_ADC_L_EN_MASK);
341
342	/* Perform auto calibration */
343	snd_soc_component_update_bits(component, DA7219_ALC_CTRL1,
344	DA7219_ALC_AUTO_CALIB_EN_MASK,
345	DA7219_ALC_AUTO_CALIB_EN_MASK);
346	do {
347	calib_ctrl = snd_soc_component_read(component, DA7219_ALC_CTRL1);
348	} while (calib_ctrl & DA7219_ALC_AUTO_CALIB_EN_MASK);
349
350	/* If auto calibration fails, disable DC offset, hybrid ALC */
351	if (calib_ctrl & DA7219_ALC_CALIB_OVERFLOW_MASK) {
352	dev_warn(component->dev,
353	"ALC auto calibration failed with overflow\n");
354	snd_soc_component_update_bits(component, DA7219_ALC_CTRL1,
355	DA7219_ALC_OFFSET_EN_MASK |
356	DA7219_ALC_SYNC_MODE_MASK, val: 0);
357	} else {
358	/* Enable DC offset cancellation, hybrid mode */
359	snd_soc_component_update_bits(component, DA7219_ALC_CTRL1,
360	DA7219_ALC_OFFSET_EN_MASK |
361	DA7219_ALC_SYNC_MODE_MASK,
362	DA7219_ALC_OFFSET_EN_MASK |
363	DA7219_ALC_SYNC_MODE_MASK);
364	}
365
366	/* Restore input filter control register to original state */
367	snd_soc_component_write(component, DA7219_ADC_L_CTRL, val: adc_ctrl);
368
369	/* Restore input mixer control registers to original state */
370	snd_soc_component_write(component, DA7219_MIXIN_L_CTRL, val: mixin_ctrl);
371
372	/* Restore MIC control registers to original states */
373	snd_soc_component_write(component, DA7219_MIC_1_CTRL, val: mic_ctrl);
374	}
375
376	static int da7219_mixin_gain_put(struct snd_kcontrol *kcontrol,
377	struct snd_ctl_elem_value *ucontrol)
378	{
379	struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
380	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
381	int ret;
382
383	ret = snd_soc_put_volsw(kcontrol, ucontrol);
384
385	/*
386	* If ALC in operation and value of control has been updated,
387	* make sure calibrated offsets are updated.
388	*/
389	if ((ret == 1) && (da7219->alc_en))
390	da7219_alc_calib(component);
391
392	return ret;
393	}
394
395	static int da7219_alc_sw_put(struct snd_kcontrol *kcontrol,
396	struct snd_ctl_elem_value *ucontrol)
397	{
398	struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
399	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
400
401
402	/* Force ALC offset calibration if enabling ALC */
403	if ((ucontrol->value.integer.value[0]) && (!da7219->alc_en)) {
404	da7219_alc_calib(component);
405	da7219->alc_en = true;
406	} else {
407	da7219->alc_en = false;
408	}
409
410	return snd_soc_put_volsw(kcontrol, ucontrol);
411	}
412
413	/* ToneGen */
414	static int da7219_tonegen_freq_get(struct snd_kcontrol *kcontrol,
415	struct snd_ctl_elem_value *ucontrol)
416	{
417	struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
418	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
419	struct soc_mixer_control *mixer_ctrl =
420	(struct soc_mixer_control *) kcontrol->private_value;
421	unsigned int reg = mixer_ctrl->reg;
422	__le16 val;
423	int ret;
424
425	mutex_lock(&da7219->ctrl_lock);
426	ret = regmap_raw_read(map: da7219->regmap, reg, val: &val, val_len: sizeof(val));
427	mutex_unlock(lock: &da7219->ctrl_lock);
428
429	if (ret)
430	return ret;
431
432	/*
433	* Frequency value spans two 8-bit registers, lower then upper byte.
434	* Therefore we need to convert to host endianness here.
435	*/
436	ucontrol->value.integer.value[0] = le16_to_cpu(val);
437
438	return 0;
439	}
440
441	static int da7219_tonegen_freq_put(struct snd_kcontrol *kcontrol,
442	struct snd_ctl_elem_value *ucontrol)
443	{
444	struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
445	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
446	struct soc_mixer_control *mixer_ctrl =
447	(struct soc_mixer_control *) kcontrol->private_value;
448	unsigned int reg = mixer_ctrl->reg;
449	__le16 val_new, val_old;
450	int ret;
451
452	/*
453	* Frequency value spans two 8-bit registers, lower then upper byte.
454	* Therefore we need to convert to little endian here to align with
455	* HW registers.
456	*/
457	val_new = cpu_to_le16(ucontrol->value.integer.value[0]);
458
459	mutex_lock(&da7219->ctrl_lock);
460	ret = regmap_raw_read(map: da7219->regmap, reg, val: &val_old, val_len: sizeof(val_old));
461	if (ret == 0 && (val_old != val_new))
462	ret = regmap_raw_write(map: da7219->regmap, reg,
463	val: &val_new, val_len: sizeof(val_new));
464	mutex_unlock(lock: &da7219->ctrl_lock);
465
466	if (ret < 0)
467	return ret;
468
469	return val_old != val_new;
470	}
471
472
473	/*
474	* KControls
475	*/
476
477	static const struct snd_kcontrol_new da7219_snd_controls[] = {
478	/* Mics */
479	SOC_SINGLE_TLV("Mic Volume", DA7219_MIC_1_GAIN,
480	DA7219_MIC_1_AMP_GAIN_SHIFT, DA7219_MIC_1_AMP_GAIN_MAX,
481	DA7219_NO_INVERT, da7219_mic_gain_tlv),
482	SOC_SINGLE("Mic Switch", DA7219_MIC_1_CTRL,
483	DA7219_MIC_1_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX,
484	DA7219_INVERT),
485
486	/* Mixer Input */
487	SOC_SINGLE_EXT_TLV("Mixin Volume", DA7219_MIXIN_L_GAIN,
488	DA7219_MIXIN_L_AMP_GAIN_SHIFT,
489	DA7219_MIXIN_L_AMP_GAIN_MAX, DA7219_NO_INVERT,
490	snd_soc_get_volsw, da7219_mixin_gain_put,
491	da7219_mixin_gain_tlv),
492	SOC_SINGLE("Mixin Switch", DA7219_MIXIN_L_CTRL,
493	DA7219_MIXIN_L_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX,
494	DA7219_INVERT),
495	SOC_SINGLE("Mixin Gain Ramp Switch", DA7219_MIXIN_L_CTRL,
496	DA7219_MIXIN_L_AMP_RAMP_EN_SHIFT, DA7219_SWITCH_EN_MAX,
497	DA7219_NO_INVERT),
498	SOC_SINGLE("Mixin ZC Gain Switch", DA7219_MIXIN_L_CTRL,
499	DA7219_MIXIN_L_AMP_ZC_EN_SHIFT, DA7219_SWITCH_EN_MAX,
500	DA7219_NO_INVERT),
501
502	/* ADC */
503	SOC_SINGLE_TLV("Capture Digital Volume", DA7219_ADC_L_GAIN,
504	DA7219_ADC_L_DIGITAL_GAIN_SHIFT,
505	DA7219_ADC_L_DIGITAL_GAIN_MAX, DA7219_NO_INVERT,
506	da7219_adc_dig_gain_tlv),
507	SOC_SINGLE("Capture Digital Switch", DA7219_ADC_L_CTRL,
508	DA7219_ADC_L_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX,
509	DA7219_INVERT),
510	SOC_SINGLE("Capture Digital Gain Ramp Switch", DA7219_ADC_L_CTRL,
511	DA7219_ADC_L_RAMP_EN_SHIFT, DA7219_SWITCH_EN_MAX,
512	DA7219_NO_INVERT),
513
514	/* ALC */
515	SOC_ENUM("ALC Attack Rate", da7219_alc_attack_rate),
516	SOC_ENUM("ALC Release Rate", da7219_alc_release_rate),
517	SOC_ENUM("ALC Hold Time", da7219_alc_hold_time),
518	SOC_ENUM("ALC Envelope Attack Rate", da7219_alc_env_attack_rate),
519	SOC_ENUM("ALC Envelope Release Rate", da7219_alc_env_release_rate),
520	SOC_SINGLE_TLV("ALC Noise Threshold", DA7219_ALC_NOISE,
521	DA7219_ALC_NOISE_SHIFT, DA7219_ALC_THRESHOLD_MAX,
522	DA7219_INVERT, da7219_alc_threshold_tlv),
523	SOC_SINGLE_TLV("ALC Min Threshold", DA7219_ALC_TARGET_MIN,
524	DA7219_ALC_THRESHOLD_MIN_SHIFT, DA7219_ALC_THRESHOLD_MAX,
525	DA7219_INVERT, da7219_alc_threshold_tlv),
526	SOC_SINGLE_TLV("ALC Max Threshold", DA7219_ALC_TARGET_MAX,
527	DA7219_ALC_THRESHOLD_MAX_SHIFT, DA7219_ALC_THRESHOLD_MAX,
528	DA7219_INVERT, da7219_alc_threshold_tlv),
529	SOC_SINGLE_TLV("ALC Max Attenuation", DA7219_ALC_GAIN_LIMITS,
530	DA7219_ALC_ATTEN_MAX_SHIFT, DA7219_ALC_ATTEN_GAIN_MAX,
531	DA7219_NO_INVERT, da7219_alc_gain_tlv),
532	SOC_SINGLE_TLV("ALC Max Volume", DA7219_ALC_GAIN_LIMITS,
533	DA7219_ALC_GAIN_MAX_SHIFT, DA7219_ALC_ATTEN_GAIN_MAX,
534	DA7219_NO_INVERT, da7219_alc_gain_tlv),
535	SOC_SINGLE_RANGE_TLV("ALC Min Analog Volume", DA7219_ALC_ANA_GAIN_LIMITS,
536	DA7219_ALC_ANA_GAIN_MIN_SHIFT,
537	DA7219_ALC_ANA_GAIN_MIN, DA7219_ALC_ANA_GAIN_MAX,
538	DA7219_NO_INVERT, da7219_alc_ana_gain_tlv),
539	SOC_SINGLE_RANGE_TLV("ALC Max Analog Volume", DA7219_ALC_ANA_GAIN_LIMITS,
540	DA7219_ALC_ANA_GAIN_MAX_SHIFT,
541	DA7219_ALC_ANA_GAIN_MIN, DA7219_ALC_ANA_GAIN_MAX,
542	DA7219_NO_INVERT, da7219_alc_ana_gain_tlv),
543	SOC_ENUM("ALC Anticlip Step", da7219_alc_anticlip_step),
544	SOC_SINGLE("ALC Anticlip Switch", DA7219_ALC_ANTICLIP_CTRL,
545	DA7219_ALC_ANTIPCLIP_EN_SHIFT, DA7219_SWITCH_EN_MAX,
546	DA7219_NO_INVERT),
547	SOC_SINGLE_EXT("ALC Switch", DA7219_ALC_CTRL1, DA7219_ALC_EN_SHIFT,
548	DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT,
549	snd_soc_get_volsw, da7219_alc_sw_put),
550
551	/* Input High-Pass Filters */
552	SOC_ENUM("ADC HPF Mode", da7219_adc_hpf_mode),
553	SOC_ENUM("ADC HPF Corner Audio", da7219_adc_audio_hpf_corner),
554	SOC_ENUM("ADC HPF Corner Voice", da7219_adc_voice_hpf_corner),
555
556	/* Sidetone Filter */
557	SOC_SINGLE_TLV("Sidetone Volume", DA7219_SIDETONE_GAIN,
558	DA7219_SIDETONE_GAIN_SHIFT, DA7219_SIDETONE_GAIN_MAX,
559	DA7219_NO_INVERT, da7219_sidetone_gain_tlv),
560	SOC_SINGLE("Sidetone Switch", DA7219_SIDETONE_CTRL,
561	DA7219_SIDETONE_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX,
562	DA7219_INVERT),
563
564	/* Tone Generator */
565	SOC_SINGLE_EXT_TLV("ToneGen Volume", DA7219_TONE_GEN_CFG2,
566	DA7219_TONE_GEN_GAIN_SHIFT, DA7219_TONE_GEN_GAIN_MAX,
567	DA7219_NO_INVERT, da7219_volsw_locked_get,
568	da7219_volsw_locked_put, da7219_tonegen_gain_tlv),
569	SOC_ENUM_EXT("ToneGen DTMF Key", da7219_tonegen_dtmf_key,
570	da7219_enum_locked_get, da7219_enum_locked_put),
571	SOC_SINGLE_EXT("ToneGen DTMF Switch", DA7219_TONE_GEN_CFG1,
572	DA7219_DTMF_EN_SHIFT, DA7219_SWITCH_EN_MAX,
573	DA7219_NO_INVERT, da7219_volsw_locked_get,
574	da7219_volsw_locked_put),
575	SOC_ENUM_EXT("ToneGen Sinewave Gen Type", da7219_tonegen_swg_sel,
576	da7219_enum_locked_get, da7219_enum_locked_put),
577	SOC_SINGLE_EXT("ToneGen Sinewave1 Freq", DA7219_TONE_GEN_FREQ1_L,
578	DA7219_FREQ1_L_SHIFT, DA7219_FREQ_MAX, DA7219_NO_INVERT,
579	da7219_tonegen_freq_get, da7219_tonegen_freq_put),
580	SOC_SINGLE_EXT("ToneGen Sinewave2 Freq", DA7219_TONE_GEN_FREQ2_L,
581	DA7219_FREQ2_L_SHIFT, DA7219_FREQ_MAX, DA7219_NO_INVERT,
582	da7219_tonegen_freq_get, da7219_tonegen_freq_put),
583	SOC_SINGLE_EXT("ToneGen On Time", DA7219_TONE_GEN_ON_PER,
584	DA7219_BEEP_ON_PER_SHIFT, DA7219_BEEP_ON_OFF_MAX,
585	DA7219_NO_INVERT, da7219_volsw_locked_get,
586	da7219_volsw_locked_put),
587	SOC_SINGLE("ToneGen Off Time", DA7219_TONE_GEN_OFF_PER,
588	DA7219_BEEP_OFF_PER_SHIFT, DA7219_BEEP_ON_OFF_MAX,
589	DA7219_NO_INVERT),
590
591	/* Gain ramping */
592	SOC_ENUM("Gain Ramp Rate", da7219_gain_ramp_rate),
593
594	/* DAC High-Pass Filter */
595	SOC_ENUM_EXT("DAC HPF Mode", da7219_dac_hpf_mode,
596	da7219_enum_locked_get, da7219_enum_locked_put),
597	SOC_ENUM("DAC HPF Corner Audio", da7219_dac_audio_hpf_corner),
598	SOC_ENUM("DAC HPF Corner Voice", da7219_dac_voice_hpf_corner),
599
600	/* DAC 5-Band Equaliser */
601	SOC_SINGLE_TLV("DAC EQ Band1 Volume", DA7219_DAC_FILTERS2,
602	DA7219_DAC_EQ_BAND1_SHIFT, DA7219_DAC_EQ_BAND_MAX,
603	DA7219_NO_INVERT, da7219_dac_eq_band_tlv),
604	SOC_SINGLE_TLV("DAC EQ Band2 Volume", DA7219_DAC_FILTERS2,
605	DA7219_DAC_EQ_BAND2_SHIFT, DA7219_DAC_EQ_BAND_MAX,
606	DA7219_NO_INVERT, da7219_dac_eq_band_tlv),
607	SOC_SINGLE_TLV("DAC EQ Band3 Volume", DA7219_DAC_FILTERS3,
608	DA7219_DAC_EQ_BAND3_SHIFT, DA7219_DAC_EQ_BAND_MAX,
609	DA7219_NO_INVERT, da7219_dac_eq_band_tlv),
610	SOC_SINGLE_TLV("DAC EQ Band4 Volume", DA7219_DAC_FILTERS3,
611	DA7219_DAC_EQ_BAND4_SHIFT, DA7219_DAC_EQ_BAND_MAX,
612	DA7219_NO_INVERT, da7219_dac_eq_band_tlv),
613	SOC_SINGLE_TLV("DAC EQ Band5 Volume", DA7219_DAC_FILTERS4,
614	DA7219_DAC_EQ_BAND5_SHIFT, DA7219_DAC_EQ_BAND_MAX,
615	DA7219_NO_INVERT, da7219_dac_eq_band_tlv),
616	SOC_SINGLE_EXT("DAC EQ Switch", DA7219_DAC_FILTERS4,
617	DA7219_DAC_EQ_EN_SHIFT, DA7219_SWITCH_EN_MAX,
618	DA7219_NO_INVERT, da7219_volsw_locked_get,
619	da7219_volsw_locked_put),
620
621	/* DAC Softmute */
622	SOC_ENUM("DAC Soft Mute Rate", da7219_dac_softmute_rate),
623	SOC_SINGLE_EXT("DAC Soft Mute Switch", DA7219_DAC_FILTERS5,
624	DA7219_DAC_SOFTMUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX,
625	DA7219_NO_INVERT, da7219_volsw_locked_get,
626	da7219_volsw_locked_put),
627
628	/* DAC Noise Gate */
629	SOC_ENUM("DAC NG Setup Time", da7219_dac_ng_setup_time),
630	SOC_ENUM("DAC NG Rampup Rate", da7219_dac_ng_rampup_rate),
631	SOC_ENUM("DAC NG Rampdown Rate", da7219_dac_ng_rampdown_rate),
632	SOC_SINGLE_TLV("DAC NG Off Threshold", DA7219_DAC_NG_OFF_THRESH,
633	DA7219_DAC_NG_OFF_THRESHOLD_SHIFT,
634	DA7219_DAC_NG_THRESHOLD_MAX, DA7219_NO_INVERT,
635	da7219_dac_ng_threshold_tlv),
636	SOC_SINGLE_TLV("DAC NG On Threshold", DA7219_DAC_NG_ON_THRESH,
637	DA7219_DAC_NG_ON_THRESHOLD_SHIFT,
638	DA7219_DAC_NG_THRESHOLD_MAX, DA7219_NO_INVERT,
639	da7219_dac_ng_threshold_tlv),
640	SOC_SINGLE("DAC NG Switch", DA7219_DAC_NG_CTRL, DA7219_DAC_NG_EN_SHIFT,
641	DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
642
643	/* DACs */
644	SOC_DOUBLE_R_EXT_TLV("Playback Digital Volume", DA7219_DAC_L_GAIN,
645	DA7219_DAC_R_GAIN, DA7219_DAC_L_DIGITAL_GAIN_SHIFT,
646	DA7219_DAC_DIGITAL_GAIN_MAX, DA7219_NO_INVERT,
647	da7219_volsw_locked_get, da7219_volsw_locked_put,
648	da7219_dac_dig_gain_tlv),
649	SOC_DOUBLE_R_EXT("Playback Digital Switch", DA7219_DAC_L_CTRL,
650	DA7219_DAC_R_CTRL, DA7219_DAC_L_MUTE_EN_SHIFT,
651	DA7219_SWITCH_EN_MAX, DA7219_INVERT,
652	da7219_volsw_locked_get, da7219_volsw_locked_put),
653	SOC_DOUBLE_R("Playback Digital Gain Ramp Switch", DA7219_DAC_L_CTRL,
654	DA7219_DAC_R_CTRL, DA7219_DAC_L_RAMP_EN_SHIFT,
655	DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
656
657	/* CP */
658	SOC_ENUM("Charge Pump Track Mode", da7219_cp_track_mode),
659	SOC_SINGLE("Charge Pump Threshold", DA7219_CP_VOL_THRESHOLD1,
660	DA7219_CP_THRESH_VDD2_SHIFT, DA7219_CP_THRESH_VDD2_MAX,
661	DA7219_NO_INVERT),
662
663	/* Headphones */
664	SOC_DOUBLE_R_EXT_TLV("Headphone Volume", DA7219_HP_L_GAIN,
665	DA7219_HP_R_GAIN, DA7219_HP_L_AMP_GAIN_SHIFT,
666	DA7219_HP_AMP_GAIN_MAX, DA7219_NO_INVERT,
667	da7219_volsw_locked_get, da7219_volsw_locked_put,
668	da7219_hp_gain_tlv),
669	SOC_DOUBLE_R_EXT("Headphone Switch", DA7219_HP_L_CTRL, DA7219_HP_R_CTRL,
670	DA7219_HP_L_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX,
671	DA7219_INVERT, da7219_volsw_locked_get,
672	da7219_volsw_locked_put),
673	SOC_DOUBLE_R("Headphone Gain Ramp Switch", DA7219_HP_L_CTRL,
674	DA7219_HP_R_CTRL, DA7219_HP_L_AMP_RAMP_EN_SHIFT,
675	DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
676	SOC_DOUBLE_R("Headphone ZC Gain Switch", DA7219_HP_L_CTRL,
677	DA7219_HP_R_CTRL, DA7219_HP_L_AMP_ZC_EN_SHIFT,
678	DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
679	};
680
681
682	/*
683	* DAPM Mux Controls
684	*/
685
686	static const char * const da7219_out_sel_txt[] = {
687	"ADC", "Tone Generator", "DAIL", "DAIR"
688	};
689
690	static const struct soc_enum da7219_out_dail_sel =
691	SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAI,
692	DA7219_DAI_L_SRC_SHIFT,
693	DA7219_OUT_SRC_MAX,
694	da7219_out_sel_txt);
695
696	static const struct snd_kcontrol_new da7219_out_dail_sel_mux =
697	SOC_DAPM_ENUM("Out DAIL Mux", da7219_out_dail_sel);
698
699	static const struct soc_enum da7219_out_dair_sel =
700	SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAI,
701	DA7219_DAI_R_SRC_SHIFT,
702	DA7219_OUT_SRC_MAX,
703	da7219_out_sel_txt);
704
705	static const struct snd_kcontrol_new da7219_out_dair_sel_mux =
706	SOC_DAPM_ENUM("Out DAIR Mux", da7219_out_dair_sel);
707
708	static const struct soc_enum da7219_out_dacl_sel =
709	SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAC,
710	DA7219_DAC_L_SRC_SHIFT,
711	DA7219_OUT_SRC_MAX,
712	da7219_out_sel_txt);
713
714	static const struct snd_kcontrol_new da7219_out_dacl_sel_mux =
715	SOC_DAPM_ENUM("Out DACL Mux", da7219_out_dacl_sel);
716
717	static const struct soc_enum da7219_out_dacr_sel =
718	SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAC,
719	DA7219_DAC_R_SRC_SHIFT,
720	DA7219_OUT_SRC_MAX,
721	da7219_out_sel_txt);
722
723	static const struct snd_kcontrol_new da7219_out_dacr_sel_mux =
724	SOC_DAPM_ENUM("Out DACR Mux", da7219_out_dacr_sel);
725
726
727	/*
728	* DAPM Mixer Controls
729	*/
730
731	static const struct snd_kcontrol_new da7219_mixin_controls[] = {
732	SOC_DAPM_SINGLE("Mic Switch", DA7219_MIXIN_L_SELECT,
733	DA7219_MIXIN_L_MIX_SELECT_SHIFT,
734	DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
735	};
736
737	static const struct snd_kcontrol_new da7219_mixout_l_controls[] = {
738	SOC_DAPM_SINGLE("DACL Switch", DA7219_MIXOUT_L_SELECT,
739	DA7219_MIXOUT_L_MIX_SELECT_SHIFT,
740	DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
741	};
742
743	static const struct snd_kcontrol_new da7219_mixout_r_controls[] = {
744	SOC_DAPM_SINGLE("DACR Switch", DA7219_MIXOUT_R_SELECT,
745	DA7219_MIXOUT_R_MIX_SELECT_SHIFT,
746	DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT),
747	};
748
749	#define DA7219_DMIX_ST_CTRLS(reg) \
750	SOC_DAPM_SINGLE("Out FilterL Switch", reg, \
751	DA7219_DMIX_ST_SRC_OUTFILT1L_SHIFT, \
752	DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), \
753	SOC_DAPM_SINGLE("Out FilterR Switch", reg, \
754	DA7219_DMIX_ST_SRC_OUTFILT1R_SHIFT, \
755	DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), \
756	SOC_DAPM_SINGLE("Sidetone Switch", reg, \
757	DA7219_DMIX_ST_SRC_SIDETONE_SHIFT, \
758	DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT) \
759
760	static const struct snd_kcontrol_new da7219_st_out_filtl_mix_controls[] = {
761	DA7219_DMIX_ST_CTRLS(DA7219_DROUTING_ST_OUTFILT_1L),
762	};
763
764	static const struct snd_kcontrol_new da7219_st_out_filtr_mix_controls[] = {
765	DA7219_DMIX_ST_CTRLS(DA7219_DROUTING_ST_OUTFILT_1R),
766	};
767
768
769	/*
770	* DAPM Events
771	*/
772
773	static int da7219_mic_pga_event(struct snd_soc_dapm_widget *w,
774	struct snd_kcontrol *kcontrol, int event)
775	{
776	struct snd_soc_component *component = snd_soc_dapm_to_component(dapm: w->dapm);
777	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
778
779	switch (event) {
780	case SND_SOC_DAPM_POST_PMU:
781	if (da7219->micbias_on_event) {
782	/*
783	* Delay only for first capture after bias enabled to
784	* avoid possible DC offset related noise.
785	*/
786	da7219->micbias_on_event = false;
787	msleep(msecs: da7219->mic_pga_delay);
788	}
789	break;
790	default:
791	break;
792	}
793
794	return 0;
795	}
796
797	static int da7219_dai_event(struct snd_soc_dapm_widget *w,
798	struct snd_kcontrol *kcontrol, int event)
799	{
800	struct snd_soc_component *component = snd_soc_dapm_to_component(dapm: w->dapm);
801	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
802	struct clk *bclk = da7219->dai_clks[DA7219_DAI_BCLK_IDX];
803	u8 pll_ctrl, pll_status;
804	int i = 0, ret;
805	bool srm_lock = false;
806
807	switch (event) {
808	case SND_SOC_DAPM_PRE_PMU:
809	if (da7219->master) {
810	/* Enable DAI clks for master mode */
811	if (bclk) {
812	ret = clk_prepare_enable(clk: bclk);
813	if (ret) {
814	dev_err(component->dev,
815	"Failed to enable DAI clks\n");
816	return ret;
817	}
818	} else {
819	snd_soc_component_update_bits(component,
820	DA7219_DAI_CLK_MODE,
821	DA7219_DAI_CLK_EN_MASK,
822	DA7219_DAI_CLK_EN_MASK);
823	}
824	}
825
826	/* PC synchronised to DAI */
827	snd_soc_component_update_bits(component, DA7219_PC_COUNT,
828	DA7219_PC_FREERUN_MASK, val: 0);
829
830	/* Slave mode, if SRM not enabled no need for status checks */
831	pll_ctrl = snd_soc_component_read(component, DA7219_PLL_CTRL);
832	if ((pll_ctrl & DA7219_PLL_MODE_MASK) != DA7219_PLL_MODE_SRM)
833	return 0;
834
835	/* Check SRM has locked */
836	do {
837	pll_status = snd_soc_component_read(component, DA7219_PLL_SRM_STS);
838	if (pll_status & DA7219_PLL_SRM_STS_SRM_LOCK) {
839	srm_lock = true;
840	} else {
841	++i;
842	msleep(msecs: 50);
843	}
844	} while ((i < DA7219_SRM_CHECK_RETRIES) && (!srm_lock));
845
846	if (!srm_lock)
847	dev_warn(component->dev, "SRM failed to lock\n");
848
849	return 0;
850	case SND_SOC_DAPM_POST_PMD:
851	/* PC free-running */
852	snd_soc_component_update_bits(component, DA7219_PC_COUNT,
853	DA7219_PC_FREERUN_MASK,
854	DA7219_PC_FREERUN_MASK);
855
856	/* Disable DAI clks if in master mode */
857	if (da7219->master) {
858	if (bclk)
859	clk_disable_unprepare(clk: bclk);
860	else
861	snd_soc_component_update_bits(component,
862	DA7219_DAI_CLK_MODE,
863	DA7219_DAI_CLK_EN_MASK,
864	val: 0);
865	}
866
867	return 0;
868	default:
869	return -EINVAL;
870	}
871	}
872
873	static int da7219_settling_event(struct snd_soc_dapm_widget *w,
874	struct snd_kcontrol *kcontrol, int event)
875	{
876	switch (event) {
877	case SND_SOC_DAPM_POST_PMU:
878	case SND_SOC_DAPM_POST_PMD:
879	msleep(DA7219_SETTLING_DELAY);
880	break;
881	default:
882	break;
883	}
884
885	return 0;
886	}
887
888	static int da7219_mixout_event(struct snd_soc_dapm_widget *w,
889	struct snd_kcontrol *kcontrol, int event)
890	{
891	struct snd_soc_component *component = snd_soc_dapm_to_component(dapm: w->dapm);
892	u8 hp_ctrl, min_gain_mask;
893
894	switch (w->reg) {
895	case DA7219_MIXOUT_L_CTRL:
896	hp_ctrl = DA7219_HP_L_CTRL;
897	min_gain_mask = DA7219_HP_L_AMP_MIN_GAIN_EN_MASK;
898	break;
899	case DA7219_MIXOUT_R_CTRL:
900	hp_ctrl = DA7219_HP_R_CTRL;
901	min_gain_mask = DA7219_HP_R_AMP_MIN_GAIN_EN_MASK;
902	break;
903	default:
904	return -EINVAL;
905	}
906
907	switch (event) {
908	case SND_SOC_DAPM_PRE_PMD:
909	/* Enable minimum gain on HP to avoid pops */
910	snd_soc_component_update_bits(component, reg: hp_ctrl, mask: min_gain_mask,
911	val: min_gain_mask);
912
913	msleep(DA7219_MIN_GAIN_DELAY);
914
915	break;
916	case SND_SOC_DAPM_POST_PMU:
917	/* Remove minimum gain on HP */
918	snd_soc_component_update_bits(component, reg: hp_ctrl, mask: min_gain_mask, val: 0);
919
920	break;
921	}
922
923	return 0;
924	}
925
926	static int da7219_gain_ramp_event(struct snd_soc_dapm_widget *w,
927	struct snd_kcontrol *kcontrol, int event)
928	{
929	struct snd_soc_component *component = snd_soc_dapm_to_component(dapm: w->dapm);
930	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
931
932	switch (event) {
933	case SND_SOC_DAPM_PRE_PMU:
934	case SND_SOC_DAPM_PRE_PMD:
935	/* Ensure nominal gain ramping for DAPM sequence */
936	da7219->gain_ramp_ctrl =
937	snd_soc_component_read(component, DA7219_GAIN_RAMP_CTRL);
938	snd_soc_component_write(component, DA7219_GAIN_RAMP_CTRL,
939	DA7219_GAIN_RAMP_RATE_NOMINAL);
940	break;
941	case SND_SOC_DAPM_POST_PMU:
942	case SND_SOC_DAPM_POST_PMD:
943	/* Restore previous gain ramp settings */
944	snd_soc_component_write(component, DA7219_GAIN_RAMP_CTRL,
945	val: da7219->gain_ramp_ctrl);
946	break;
947	}
948
949	return 0;
950	}
951
952
953	/*
954	* DAPM Widgets
955	*/
956
957	static const struct snd_soc_dapm_widget da7219_dapm_widgets[] = {
958	/* Input Supplies */
959	SND_SOC_DAPM_SUPPLY("Mic Bias", DA7219_MICBIAS_CTRL,
960	DA7219_MICBIAS1_EN_SHIFT, DA7219_NO_INVERT,
961	NULL, 0),
962
963	/* Inputs */
964	SND_SOC_DAPM_INPUT("MIC"),
965
966	/* Input PGAs */
967	SND_SOC_DAPM_PGA_E("Mic PGA", DA7219_MIC_1_CTRL,
968	DA7219_MIC_1_AMP_EN_SHIFT, DA7219_NO_INVERT,
969	NULL, 0, da7219_mic_pga_event, SND_SOC_DAPM_POST_PMU),
970	SND_SOC_DAPM_PGA_E("Mixin PGA", DA7219_MIXIN_L_CTRL,
971	DA7219_MIXIN_L_AMP_EN_SHIFT, DA7219_NO_INVERT,
972	NULL, 0, da7219_settling_event, SND_SOC_DAPM_POST_PMU),
973
974	/* Input Filters */
975	SND_SOC_DAPM_ADC("ADC", NULL, DA7219_ADC_L_CTRL, DA7219_ADC_L_EN_SHIFT,
976	DA7219_NO_INVERT),
977
978	/* Tone Generator */
979	SND_SOC_DAPM_SIGGEN("TONE"),
980	SND_SOC_DAPM_PGA("Tone Generator", DA7219_TONE_GEN_CFG1,
981	DA7219_START_STOPN_SHIFT, DA7219_NO_INVERT, NULL, 0),
982
983	/* Sidetone Input */
984	SND_SOC_DAPM_ADC("Sidetone Filter", NULL, DA7219_SIDETONE_CTRL,
985	DA7219_SIDETONE_EN_SHIFT, DA7219_NO_INVERT),
986
987	/* Input Mixer Supply */
988	SND_SOC_DAPM_SUPPLY("Mixer In Supply", DA7219_MIXIN_L_CTRL,
989	DA7219_MIXIN_L_MIX_EN_SHIFT, DA7219_NO_INVERT,
990	NULL, 0),
991
992	/* Input Mixer */
993	SND_SOC_DAPM_MIXER("Mixer In", SND_SOC_NOPM, 0, 0,
994	da7219_mixin_controls,
995	ARRAY_SIZE(da7219_mixin_controls)),
996
997	/* Input Muxes */
998	SND_SOC_DAPM_MUX("Out DAIL Mux", SND_SOC_NOPM, 0, 0,
999	&da7219_out_dail_sel_mux),
1000	SND_SOC_DAPM_MUX("Out DAIR Mux", SND_SOC_NOPM, 0, 0,
1001	&da7219_out_dair_sel_mux),
1002
1003	/* DAI Supply */
1004	SND_SOC_DAPM_SUPPLY("DAI", DA7219_DAI_CTRL, DA7219_DAI_EN_SHIFT,
1005	DA7219_NO_INVERT, da7219_dai_event,
1006	SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
1007
1008	/* DAI */
1009	SND_SOC_DAPM_AIF_OUT("DAIOUT", "Capture", 0, DA7219_DAI_TDM_CTRL,
1010	DA7219_DAI_OE_SHIFT, DA7219_NO_INVERT),
1011	SND_SOC_DAPM_AIF_IN("DAIIN", "Playback", 0, SND_SOC_NOPM, 0, 0),
1012
1013	/* Output Muxes */
1014	SND_SOC_DAPM_MUX("Out DACL Mux", SND_SOC_NOPM, 0, 0,
1015	&da7219_out_dacl_sel_mux),
1016	SND_SOC_DAPM_MUX("Out DACR Mux", SND_SOC_NOPM, 0, 0,
1017	&da7219_out_dacr_sel_mux),
1018
1019	/* Output Mixers */
1020	SND_SOC_DAPM_MIXER("Mixer Out FilterL", SND_SOC_NOPM, 0, 0,
1021	da7219_mixout_l_controls,
1022	ARRAY_SIZE(da7219_mixout_l_controls)),
1023	SND_SOC_DAPM_MIXER("Mixer Out FilterR", SND_SOC_NOPM, 0, 0,
1024	da7219_mixout_r_controls,
1025	ARRAY_SIZE(da7219_mixout_r_controls)),
1026
1027	/* Sidetone Mixers */
1028	SND_SOC_DAPM_MIXER("ST Mixer Out FilterL", SND_SOC_NOPM, 0, 0,
1029	da7219_st_out_filtl_mix_controls,
1030	ARRAY_SIZE(da7219_st_out_filtl_mix_controls)),
1031	SND_SOC_DAPM_MIXER("ST Mixer Out FilterR", SND_SOC_NOPM, 0,
1032	0, da7219_st_out_filtr_mix_controls,
1033	ARRAY_SIZE(da7219_st_out_filtr_mix_controls)),
1034
1035	/* DACs */
1036	SND_SOC_DAPM_DAC_E("DACL", NULL, DA7219_DAC_L_CTRL,
1037	DA7219_DAC_L_EN_SHIFT, DA7219_NO_INVERT,
1038	da7219_settling_event,
1039	SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1040	SND_SOC_DAPM_DAC_E("DACR", NULL, DA7219_DAC_R_CTRL,
1041	DA7219_DAC_R_EN_SHIFT, DA7219_NO_INVERT,
1042	da7219_settling_event,
1043	SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1044
1045	/* Output PGAs */
1046	SND_SOC_DAPM_PGA_E("Mixout Left PGA", DA7219_MIXOUT_L_CTRL,
1047	DA7219_MIXOUT_L_AMP_EN_SHIFT, DA7219_NO_INVERT,
1048	NULL, 0, da7219_mixout_event,
1049	SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1050	SND_SOC_DAPM_PGA_E("Mixout Right PGA", DA7219_MIXOUT_R_CTRL,
1051	DA7219_MIXOUT_R_AMP_EN_SHIFT, DA7219_NO_INVERT,
1052	NULL, 0, da7219_mixout_event,
1053	SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1054	SND_SOC_DAPM_SUPPLY_S("Headphone Left PGA", 1, DA7219_HP_L_CTRL,
1055	DA7219_HP_L_AMP_EN_SHIFT, DA7219_NO_INVERT,
1056	da7219_settling_event,
1057	SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1058	SND_SOC_DAPM_SUPPLY_S("Headphone Right PGA", 1, DA7219_HP_R_CTRL,
1059	DA7219_HP_R_AMP_EN_SHIFT, DA7219_NO_INVERT,
1060	da7219_settling_event,
1061	SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1062
1063	/* Output Supplies */
1064	SND_SOC_DAPM_SUPPLY_S("Charge Pump", 0, DA7219_CP_CTRL,
1065	DA7219_CP_EN_SHIFT, DA7219_NO_INVERT,
1066	da7219_settling_event,
1067	SND_SOC_DAPM_POST_PMU),
1068
1069	/* Outputs */
1070	SND_SOC_DAPM_OUTPUT("HPL"),
1071	SND_SOC_DAPM_OUTPUT("HPR"),
1072
1073	/* Pre/Post Power */
1074	SND_SOC_DAPM_PRE("Pre Power Gain Ramp", da7219_gain_ramp_event),
1075	SND_SOC_DAPM_POST("Post Power Gain Ramp", da7219_gain_ramp_event),
1076	};
1077
1078
1079	/*
1080	* DAPM Mux Routes
1081	*/
1082
1083	#define DA7219_OUT_DAI_MUX_ROUTES(name) \
1084	{name, "ADC", "Mixer In"}, \
1085	{name, "Tone Generator", "Tone Generator"}, \
1086	{name, "DAIL", "DAIOUT"}, \
1087	{name, "DAIR", "DAIOUT"}
1088
1089	#define DA7219_OUT_DAC_MUX_ROUTES(name) \
1090	{name, "ADC", "Mixer In"}, \
1091	{name, "Tone Generator", "Tone Generator"}, \
1092	{name, "DAIL", "DAIIN"}, \
1093	{name, "DAIR", "DAIIN"}
1094
1095	/*
1096	* DAPM Mixer Routes
1097	*/
1098
1099	#define DA7219_DMIX_ST_ROUTES(name) \
1100	{name, "Out FilterL Switch", "Mixer Out FilterL"}, \
1101	{name, "Out FilterR Switch", "Mixer Out FilterR"}, \
1102	{name, "Sidetone Switch", "Sidetone Filter"}
1103
1104
1105	/*
1106	* DAPM audio route definition
1107	*/
1108
1109	static const struct snd_soc_dapm_route da7219_audio_map[] = {
1110	/* Input paths */
1111	{"MIC", NULL, "Mic Bias"},
1112	{"Mic PGA", NULL, "MIC"},
1113	{"Mixin PGA", NULL, "Mic PGA"},
1114	{"ADC", NULL, "Mixin PGA"},
1115
1116	{"Mixer In", NULL, "Mixer In Supply"},
1117	{"Mixer In", "Mic Switch", "ADC"},
1118
1119	{"Sidetone Filter", NULL, "Mixer In"},
1120
1121	{"Tone Generator", NULL, "TONE"},
1122
1123	DA7219_OUT_DAI_MUX_ROUTES("Out DAIL Mux"),
1124	DA7219_OUT_DAI_MUX_ROUTES("Out DAIR Mux"),
1125
1126	{"DAIOUT", NULL, "Out DAIL Mux"},
1127	{"DAIOUT", NULL, "Out DAIR Mux"},
1128	{"DAIOUT", NULL, "DAI"},
1129
1130	/* Output paths */
1131	{"DAIIN", NULL, "DAI"},
1132
1133	DA7219_OUT_DAC_MUX_ROUTES("Out DACL Mux"),
1134	DA7219_OUT_DAC_MUX_ROUTES("Out DACR Mux"),
1135
1136	{"Mixer Out FilterL", "DACL Switch", "Out DACL Mux"},
1137	{"Mixer Out FilterR", "DACR Switch", "Out DACR Mux"},
1138
1139	DA7219_DMIX_ST_ROUTES("ST Mixer Out FilterL"),
1140	DA7219_DMIX_ST_ROUTES("ST Mixer Out FilterR"),
1141
1142	{"DACL", NULL, "ST Mixer Out FilterL"},
1143	{"DACR", NULL, "ST Mixer Out FilterR"},
1144
1145	{"Mixout Left PGA", NULL, "DACL"},
1146	{"Mixout Right PGA", NULL, "DACR"},
1147
1148	{"HPL", NULL, "Mixout Left PGA"},
1149	{"HPR", NULL, "Mixout Right PGA"},
1150
1151	{"HPL", NULL, "Headphone Left PGA"},
1152	{"HPR", NULL, "Headphone Right PGA"},
1153
1154	{"HPL", NULL, "Charge Pump"},
1155	{"HPR", NULL, "Charge Pump"},
1156	};
1157
1158
1159	/*
1160	* DAI operations
1161	*/
1162
1163	static int da7219_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1164	int clk_id, unsigned int freq, int dir)
1165	{
1166	struct snd_soc_component *component = codec_dai->component;
1167	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
1168	int ret = 0;
1169
1170	mutex_lock(&da7219->pll_lock);
1171
1172	if ((da7219->clk_src == clk_id) && (da7219->mclk_rate == freq)) {
1173	mutex_unlock(lock: &da7219->pll_lock);
1174	return 0;
1175	}
1176
1177	if ((freq < 2000000) || (freq > 54000000)) {
1178	mutex_unlock(lock: &da7219->pll_lock);
1179	dev_err(codec_dai->dev, "Unsupported MCLK value %d\n",
1180	freq);
1181	return -EINVAL;
1182	}
1183
1184	switch (clk_id) {
1185	case DA7219_CLKSRC_MCLK_SQR:
1186	snd_soc_component_update_bits(component, DA7219_PLL_CTRL,
1187	DA7219_PLL_MCLK_SQR_EN_MASK,
1188	DA7219_PLL_MCLK_SQR_EN_MASK);
1189	break;
1190	case DA7219_CLKSRC_MCLK:
1191	snd_soc_component_update_bits(component, DA7219_PLL_CTRL,
1192	DA7219_PLL_MCLK_SQR_EN_MASK, val: 0);
1193	break;
1194	default:
1195	dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id);
1196	mutex_unlock(lock: &da7219->pll_lock);
1197	return -EINVAL;
1198	}
1199
1200	da7219->clk_src = clk_id;
1201
1202	if (da7219->mclk) {
1203	freq = clk_round_rate(clk: da7219->mclk, rate: freq);
1204	ret = clk_set_rate(clk: da7219->mclk, rate: freq);
1205	if (ret) {
1206	dev_err(codec_dai->dev, "Failed to set clock rate %d\n",
1207	freq);
1208	mutex_unlock(lock: &da7219->pll_lock);
1209	return ret;
1210	}
1211	}
1212
1213	da7219->mclk_rate = freq;
1214
1215	mutex_unlock(lock: &da7219->pll_lock);
1216
1217	return 0;
1218	}
1219
1220	int da7219_set_pll(struct snd_soc_component *component, int source, unsigned int fout)
1221	{
1222	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
1223
1224	u8 pll_ctrl, indiv_bits, indiv;
1225	u8 pll_frac_top, pll_frac_bot, pll_integer;
1226	u32 freq_ref;
1227	u64 frac_div;
1228
1229	/* Verify 2MHz - 54MHz MCLK provided, and set input divider */
1230	if (da7219->mclk_rate < 2000000) {
1231	dev_err(component->dev, "PLL input clock %d below valid range\n",
1232	da7219->mclk_rate);
1233	return -EINVAL;
1234	} else if (da7219->mclk_rate <= 4500000) {
1235	indiv_bits = DA7219_PLL_INDIV_2_TO_4_5_MHZ;
1236	indiv = DA7219_PLL_INDIV_2_TO_4_5_MHZ_VAL;
1237	} else if (da7219->mclk_rate <= 9000000) {
1238	indiv_bits = DA7219_PLL_INDIV_4_5_TO_9_MHZ;
1239	indiv = DA7219_PLL_INDIV_4_5_TO_9_MHZ_VAL;
1240	} else if (da7219->mclk_rate <= 18000000) {
1241	indiv_bits = DA7219_PLL_INDIV_9_TO_18_MHZ;
1242	indiv = DA7219_PLL_INDIV_9_TO_18_MHZ_VAL;
1243	} else if (da7219->mclk_rate <= 36000000) {
1244	indiv_bits = DA7219_PLL_INDIV_18_TO_36_MHZ;
1245	indiv = DA7219_PLL_INDIV_18_TO_36_MHZ_VAL;
1246	} else if (da7219->mclk_rate <= 54000000) {
1247	indiv_bits = DA7219_PLL_INDIV_36_TO_54_MHZ;
1248	indiv = DA7219_PLL_INDIV_36_TO_54_MHZ_VAL;
1249	} else {
1250	dev_err(component->dev, "PLL input clock %d above valid range\n",
1251	da7219->mclk_rate);
1252	return -EINVAL;
1253	}
1254	freq_ref = (da7219->mclk_rate / indiv);
1255	pll_ctrl = indiv_bits;
1256
1257	/* Configure PLL */
1258	switch (source) {
1259	case DA7219_SYSCLK_MCLK:
1260	pll_ctrl |= DA7219_PLL_MODE_BYPASS;
1261	snd_soc_component_update_bits(component, DA7219_PLL_CTRL,
1262	DA7219_PLL_INDIV_MASK |
1263	DA7219_PLL_MODE_MASK, val: pll_ctrl);
1264	return 0;
1265	case DA7219_SYSCLK_PLL:
1266	pll_ctrl |= DA7219_PLL_MODE_NORMAL;
1267	break;
1268	case DA7219_SYSCLK_PLL_SRM:
1269	pll_ctrl |= DA7219_PLL_MODE_SRM;
1270	break;
1271	default:
1272	dev_err(component->dev, "Invalid PLL config\n");
1273	return -EINVAL;
1274	}
1275
1276	/* Calculate dividers for PLL */
1277	pll_integer = fout / freq_ref;
1278	frac_div = (u64)(fout % freq_ref) * 8192ULL;
1279	do_div(frac_div, freq_ref);
1280	pll_frac_top = (frac_div >> DA7219_BYTE_SHIFT) & DA7219_BYTE_MASK;
1281	pll_frac_bot = (frac_div) & DA7219_BYTE_MASK;
1282
1283	/* Write PLL config & dividers */
1284	snd_soc_component_write(component, DA7219_PLL_FRAC_TOP, val: pll_frac_top);
1285	snd_soc_component_write(component, DA7219_PLL_FRAC_BOT, val: pll_frac_bot);
1286	snd_soc_component_write(component, DA7219_PLL_INTEGER, val: pll_integer);
1287	snd_soc_component_update_bits(component, DA7219_PLL_CTRL,
1288	DA7219_PLL_INDIV_MASK | DA7219_PLL_MODE_MASK,
1289	val: pll_ctrl);
1290
1291	return 0;
1292	}
1293
1294	static int da7219_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
1295	int source, unsigned int fref, unsigned int fout)
1296	{
1297	struct snd_soc_component *component = codec_dai->component;
1298	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
1299	int ret;
1300
1301	mutex_lock(&da7219->pll_lock);
1302	ret = da7219_set_pll(component, source, fout);
1303	mutex_unlock(lock: &da7219->pll_lock);
1304
1305	return ret;
1306	}
1307
1308	static int da7219_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
1309	{
1310	struct snd_soc_component *component = codec_dai->component;
1311	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
1312	u8 dai_clk_mode = 0, dai_ctrl = 0;
1313
1314	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1315	case SND_SOC_DAIFMT_CBP_CFP:
1316	da7219->master = true;
1317	break;
1318	case SND_SOC_DAIFMT_CBC_CFC:
1319	da7219->master = false;
1320	break;
1321	default:
1322	return -EINVAL;
1323	}
1324
1325	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1326	case SND_SOC_DAIFMT_I2S:
1327	case SND_SOC_DAIFMT_LEFT_J:
1328	case SND_SOC_DAIFMT_RIGHT_J:
1329	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1330	case SND_SOC_DAIFMT_NB_NF:
1331	break;
1332	case SND_SOC_DAIFMT_NB_IF:
1333	dai_clk_mode |= DA7219_DAI_WCLK_POL_INV;
1334	break;
1335	case SND_SOC_DAIFMT_IB_NF:
1336	dai_clk_mode |= DA7219_DAI_CLK_POL_INV;
1337	break;
1338	case SND_SOC_DAIFMT_IB_IF:
1339	dai_clk_mode |= DA7219_DAI_WCLK_POL_INV |
1340	DA7219_DAI_CLK_POL_INV;
1341	break;
1342	default:
1343	return -EINVAL;
1344	}
1345	break;
1346	case SND_SOC_DAIFMT_DSP_B:
1347	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1348	case SND_SOC_DAIFMT_NB_NF:
1349	dai_clk_mode |= DA7219_DAI_CLK_POL_INV;
1350	break;
1351	case SND_SOC_DAIFMT_NB_IF:
1352	dai_clk_mode |= DA7219_DAI_WCLK_POL_INV |
1353	DA7219_DAI_CLK_POL_INV;
1354	break;
1355	case SND_SOC_DAIFMT_IB_NF:
1356	break;
1357	case SND_SOC_DAIFMT_IB_IF:
1358	dai_clk_mode |= DA7219_DAI_WCLK_POL_INV;
1359	break;
1360	default:
1361	return -EINVAL;
1362	}
1363	break;
1364	default:
1365	return -EINVAL;
1366	}
1367
1368	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1369	case SND_SOC_DAIFMT_I2S:
1370	dai_ctrl |= DA7219_DAI_FORMAT_I2S;
1371	break;
1372	case SND_SOC_DAIFMT_LEFT_J:
1373	dai_ctrl |= DA7219_DAI_FORMAT_LEFT_J;
1374	break;
1375	case SND_SOC_DAIFMT_RIGHT_J:
1376	dai_ctrl |= DA7219_DAI_FORMAT_RIGHT_J;
1377	break;
1378	case SND_SOC_DAIFMT_DSP_B:
1379	dai_ctrl |= DA7219_DAI_FORMAT_DSP;
1380	break;
1381	default:
1382	return -EINVAL;
1383	}
1384
1385	snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE,
1386	DA7219_DAI_CLK_POL_MASK | DA7219_DAI_WCLK_POL_MASK,
1387	val: dai_clk_mode);
1388	snd_soc_component_update_bits(component, DA7219_DAI_CTRL, DA7219_DAI_FORMAT_MASK,
1389	val: dai_ctrl);
1390
1391	return 0;
1392	}
1393
1394	static int da7219_set_bclks_per_wclk(struct snd_soc_component *component,
1395	unsigned long factor)
1396	{
1397	u8 bclks_per_wclk;
1398
1399	switch (factor) {
1400	case 32:
1401	bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_32;
1402	break;
1403	case 64:
1404	bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_64;
1405	break;
1406	case 128:
1407	bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_128;
1408	break;
1409	case 256:
1410	bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_256;
1411	break;
1412	default:
1413	return -EINVAL;
1414	}
1415
1416	snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE,
1417	DA7219_DAI_BCLKS_PER_WCLK_MASK,
1418	val: bclks_per_wclk);
1419
1420	return 0;
1421	}
1422
1423	static int da7219_set_dai_tdm_slot(struct snd_soc_dai *dai,
1424	unsigned int tx_mask, unsigned int rx_mask,
1425	int slots, int slot_width)
1426	{
1427	struct snd_soc_component *component = dai->component;
1428	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
1429	struct clk *wclk = da7219->dai_clks[DA7219_DAI_WCLK_IDX];
1430	struct clk *bclk = da7219->dai_clks[DA7219_DAI_BCLK_IDX];
1431	unsigned int ch_mask;
1432	unsigned long sr, bclk_rate;
1433	u8 slot_offset;
1434	u16 offset;
1435	__le16 dai_offset;
1436	u32 frame_size;
1437	int ret;
1438
1439	/* No channels enabled so disable TDM */
1440	if (!tx_mask) {
1441	snd_soc_component_update_bits(component, DA7219_DAI_TDM_CTRL,
1442	DA7219_DAI_TDM_CH_EN_MASK |
1443	DA7219_DAI_TDM_MODE_EN_MASK, val: 0);
1444	da7219->tdm_en = false;
1445	return 0;
1446	}
1447
1448	/* Check we have valid slots */
1449	slot_offset = ffs(tx_mask) - 1;
1450	ch_mask = (tx_mask >> slot_offset);
1451	if (fls(x: ch_mask) > DA7219_DAI_TDM_MAX_SLOTS) {
1452	dev_err(component->dev,
1453	"Invalid number of slots, max = %d\n",
1454	DA7219_DAI_TDM_MAX_SLOTS);
1455	return -EINVAL;
1456	}
1457
1458	/*
1459	* Ensure we have a valid offset into the frame, based on slot width
1460	* and slot offset of first slot we're interested in.
1461	*/
1462	offset = slot_offset * slot_width;
1463	if (offset > DA7219_DAI_OFFSET_MAX) {
1464	dev_err(component->dev, "Invalid frame offset %d\n", offset);
1465	return -EINVAL;
1466	}
1467
1468	/*
1469	* If we're master, calculate & validate frame size based on slot info
1470	* provided as we have a limited set of rates available.
1471	*/
1472	if (da7219->master) {
1473	frame_size = slots * slot_width;
1474
1475	if (bclk) {
1476	sr = clk_get_rate(clk: wclk);
1477	bclk_rate = sr * frame_size;
1478	ret = clk_set_rate(clk: bclk, rate: bclk_rate);
1479	if (ret) {
1480	dev_err(component->dev,
1481	"Failed to set TDM BCLK rate %lu: %d\n",
1482	bclk_rate, ret);
1483	return ret;
1484	}
1485	} else {
1486	ret = da7219_set_bclks_per_wclk(component, factor: frame_size);
1487	if (ret) {
1488	dev_err(component->dev,
1489	"Failed to set TDM BCLKs per WCLK %d: %d\n",
1490	frame_size, ret);
1491	return ret;
1492	}
1493	}
1494	}
1495
1496	dai_offset = cpu_to_le16(offset);
1497	regmap_bulk_write(map: da7219->regmap, DA7219_DAI_OFFSET_LOWER,
1498	val: &dai_offset, val_count: sizeof(dai_offset));
1499
1500	snd_soc_component_update_bits(component, DA7219_DAI_TDM_CTRL,
1501	DA7219_DAI_TDM_CH_EN_MASK |
1502	DA7219_DAI_TDM_MODE_EN_MASK,
1503	val: (ch_mask << DA7219_DAI_TDM_CH_EN_SHIFT) |
1504	DA7219_DAI_TDM_MODE_EN_MASK);
1505
1506	da7219->tdm_en = true;
1507
1508	return 0;
1509	}
1510
1511	static int da7219_set_sr(struct snd_soc_component *component,
1512	unsigned long rate)
1513	{
1514	u8 fs;
1515
1516	switch (rate) {
1517	case 8000:
1518	fs = DA7219_SR_8000;
1519	break;
1520	case 11025:
1521	fs = DA7219_SR_11025;
1522	break;
1523	case 12000:
1524	fs = DA7219_SR_12000;
1525	break;
1526	case 16000:
1527	fs = DA7219_SR_16000;
1528	break;
1529	case 22050:
1530	fs = DA7219_SR_22050;
1531	break;
1532	case 24000:
1533	fs = DA7219_SR_24000;
1534	break;
1535	case 32000:
1536	fs = DA7219_SR_32000;
1537	break;
1538	case 44100:
1539	fs = DA7219_SR_44100;
1540	break;
1541	case 48000:
1542	fs = DA7219_SR_48000;
1543	break;
1544	case 88200:
1545	fs = DA7219_SR_88200;
1546	break;
1547	case 96000:
1548	fs = DA7219_SR_96000;
1549	break;
1550	default:
1551	return -EINVAL;
1552	}
1553
1554	snd_soc_component_write(component, DA7219_SR, val: fs);
1555
1556	return 0;
1557	}
1558
1559	static int da7219_hw_params(struct snd_pcm_substream *substream,
1560	struct snd_pcm_hw_params *params,
1561	struct snd_soc_dai *dai)
1562	{
1563	struct snd_soc_component *component = dai->component;
1564	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
1565	struct clk *wclk = da7219->dai_clks[DA7219_DAI_WCLK_IDX];
1566	struct clk *bclk = da7219->dai_clks[DA7219_DAI_BCLK_IDX];
1567	u8 dai_ctrl = 0;
1568	unsigned int channels;
1569	unsigned long sr, bclk_rate;
1570	int word_len = params_width(p: params);
1571	int frame_size, ret;
1572
1573	switch (word_len) {
1574	case 16:
1575	dai_ctrl |= DA7219_DAI_WORD_LENGTH_S16_LE;
1576	break;
1577	case 20:
1578	dai_ctrl |= DA7219_DAI_WORD_LENGTH_S20_LE;
1579	break;
1580	case 24:
1581	dai_ctrl |= DA7219_DAI_WORD_LENGTH_S24_LE;
1582	break;
1583	case 32:
1584	dai_ctrl |= DA7219_DAI_WORD_LENGTH_S32_LE;
1585	break;
1586	default:
1587	return -EINVAL;
1588	}
1589
1590	channels = params_channels(p: params);
1591	if ((channels < 1) || (channels > DA7219_DAI_CH_NUM_MAX)) {
1592	dev_err(component->dev,
1593	"Invalid number of channels, only 1 to %d supported\n",
1594	DA7219_DAI_CH_NUM_MAX);
1595	return -EINVAL;
1596	}
1597	dai_ctrl |= channels << DA7219_DAI_CH_NUM_SHIFT;
1598
1599	sr = params_rate(p: params);
1600	if (da7219->master && wclk) {
1601	ret = clk_set_rate(clk: wclk, rate: sr);
1602	if (ret) {
1603	dev_err(component->dev,
1604	"Failed to set WCLK SR %lu: %d\n", sr, ret);
1605	return ret;
1606	}
1607	} else {
1608	ret = da7219_set_sr(component, rate: sr);
1609	if (ret) {
1610	dev_err(component->dev,
1611	"Failed to set SR %lu: %d\n", sr, ret);
1612	return ret;
1613	}
1614	}
1615
1616	/*
1617	* If we're master, then we have a limited set of BCLK rates we
1618	* support. For slave mode this isn't the case and the codec can detect
1619	* the BCLK rate automatically.
1620	*/
1621	if (da7219->master && !da7219->tdm_en) {
1622	if ((word_len * DA7219_DAI_CH_NUM_MAX) <= 32)
1623	frame_size = 32;
1624	else
1625	frame_size = 64;
1626
1627	if (bclk) {
1628	bclk_rate = frame_size * sr;
1629	/*
1630	* Rounding the rate here avoids failure trying to set a
1631	* new rate on an already enabled bclk. In that
1632	* instance this will just set the same rate as is
1633	* currently in use, and so should continue without
1634	* problem, as long as the BCLK rate is suitable for the
1635	* desired frame size.
1636	*/
1637	bclk_rate = clk_round_rate(clk: bclk, rate: bclk_rate);
1638	if ((bclk_rate / sr) < frame_size) {
1639	dev_err(component->dev,
1640	"BCLK rate mismatch against frame size");
1641	return -EINVAL;
1642	}
1643
1644	ret = clk_set_rate(clk: bclk, rate: bclk_rate);
1645	if (ret) {
1646	dev_err(component->dev,
1647	"Failed to set BCLK rate %lu: %d\n",
1648	bclk_rate, ret);
1649	return ret;
1650	}
1651	} else {
1652	ret = da7219_set_bclks_per_wclk(component, factor: frame_size);
1653	if (ret) {
1654	dev_err(component->dev,
1655	"Failed to set BCLKs per WCLK %d: %d\n",
1656	frame_size, ret);
1657	return ret;
1658	}
1659	}
1660	}
1661
1662	snd_soc_component_update_bits(component, DA7219_DAI_CTRL,
1663	DA7219_DAI_WORD_LENGTH_MASK |
1664	DA7219_DAI_CH_NUM_MASK,
1665	val: dai_ctrl);
1666
1667	return 0;
1668	}
1669
1670	static const struct snd_soc_dai_ops da7219_dai_ops = {
1671	.hw_params = da7219_hw_params,
1672	.set_sysclk = da7219_set_dai_sysclk,
1673	.set_pll = da7219_set_dai_pll,
1674	.set_fmt = da7219_set_dai_fmt,
1675	.set_tdm_slot = da7219_set_dai_tdm_slot,
1676	};
1677
1678	#define DA7219_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1679	SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1680
1681	#define DA7219_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
1682	SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 |\
1683	SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 |\
1684	SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 |\
1685	SNDRV_PCM_RATE_96000)
1686
1687	static struct snd_soc_dai_driver da7219_dai = {
1688	.name = "da7219-hifi",
1689	.playback = {
1690	.stream_name = "Playback",
1691	.channels_min = 1,
1692	.channels_max = DA7219_DAI_CH_NUM_MAX,
1693	.rates = DA7219_RATES,
1694	.formats = DA7219_FORMATS,
1695	},
1696	.capture = {
1697	.stream_name = "Capture",
1698	.channels_min = 1,
1699	.channels_max = DA7219_DAI_CH_NUM_MAX,
1700	.rates = DA7219_RATES,
1701	.formats = DA7219_FORMATS,
1702	},
1703	.ops = &da7219_dai_ops,
1704	.symmetric_rate = 1,
1705	.symmetric_channels = 1,
1706	.symmetric_sample_bits = 1,
1707	};
1708
1709
1710	/*
1711	* DT/ACPI
1712	*/
1713
1714	#ifdef CONFIG_OF
1715	static const struct of_device_id da7219_of_match[] = {
1716	{ .compatible = "dlg,da7219", },
1717	{ }
1718	};
1719	MODULE_DEVICE_TABLE(of, da7219_of_match);
1720	#endif
1721
1722	#ifdef CONFIG_ACPI
1723	static const struct acpi_device_id da7219_acpi_match[] = {
1724	{ .id = "DLGS7219", },
1725	{ }
1726	};
1727	MODULE_DEVICE_TABLE(acpi, da7219_acpi_match);
1728	#endif
1729
1730	static enum da7219_micbias_voltage
1731	da7219_fw_micbias_lvl(struct device *dev, u32 val)
1732	{
1733	switch (val) {
1734	case 1600:
1735	return DA7219_MICBIAS_1_6V;
1736	case 1800:
1737	return DA7219_MICBIAS_1_8V;
1738	case 2000:
1739	return DA7219_MICBIAS_2_0V;
1740	case 2200:
1741	return DA7219_MICBIAS_2_2V;
1742	case 2400:
1743	return DA7219_MICBIAS_2_4V;
1744	case 2600:
1745	return DA7219_MICBIAS_2_6V;
1746	default:
1747	dev_warn(dev, "Invalid micbias level");
1748	return DA7219_MICBIAS_2_2V;
1749	}
1750	}
1751
1752	static enum da7219_mic_amp_in_sel
1753	da7219_fw_mic_amp_in_sel(struct device *dev, const char *str)
1754	{
1755	if (!strcmp(str, "diff")) {
1756	return DA7219_MIC_AMP_IN_SEL_DIFF;
1757	} else if (!strcmp(str, "se_p")) {
1758	return DA7219_MIC_AMP_IN_SEL_SE_P;
1759	} else if (!strcmp(str, "se_n")) {
1760	return DA7219_MIC_AMP_IN_SEL_SE_N;
1761	} else {
1762	dev_warn(dev, "Invalid mic input type selection");
1763	return DA7219_MIC_AMP_IN_SEL_DIFF;
1764	}
1765	}
1766
1767	static struct da7219_pdata *da7219_fw_to_pdata(struct device *dev)
1768	{
1769	struct da7219_pdata *pdata;
1770	const char *of_str;
1771	u32 of_val32;
1772
1773	pdata = devm_kzalloc(dev, size: sizeof(*pdata), GFP_KERNEL);
1774	if (!pdata)
1775	return NULL;
1776
1777	pdata->wakeup_source = device_property_read_bool(dev, propname: "wakeup-source");
1778
1779	pdata->dai_clk_names[DA7219_DAI_WCLK_IDX] = "da7219-dai-wclk";
1780	pdata->dai_clk_names[DA7219_DAI_BCLK_IDX] = "da7219-dai-bclk";
1781	if (device_property_read_string_array(dev, propname: "clock-output-names",
1782	val: pdata->dai_clk_names,
1783	nval: DA7219_DAI_NUM_CLKS) < 0)
1784	dev_warn(dev, "Using default DAI clk names: %s, %s\n",
1785	pdata->dai_clk_names[DA7219_DAI_WCLK_IDX],
1786	pdata->dai_clk_names[DA7219_DAI_BCLK_IDX]);
1787
1788	if (device_property_read_u32(dev, propname: "dlg,micbias-lvl", val: &of_val32) >= 0)
1789	pdata->micbias_lvl = da7219_fw_micbias_lvl(dev, val: of_val32);
1790	else
1791	pdata->micbias_lvl = DA7219_MICBIAS_2_2V;
1792
1793	if (!device_property_read_string(dev, propname: "dlg,mic-amp-in-sel", val: &of_str))
1794	pdata->mic_amp_in_sel = da7219_fw_mic_amp_in_sel(dev, str: of_str);
1795	else
1796	pdata->mic_amp_in_sel = DA7219_MIC_AMP_IN_SEL_DIFF;
1797
1798	return pdata;
1799	}
1800
1801
1802	/*
1803	* Codec driver functions
1804	*/
1805
1806	static int da7219_set_bias_level(struct snd_soc_component *component,
1807	enum snd_soc_bias_level level)
1808	{
1809	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
1810	struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
1811	int ret;
1812
1813	switch (level) {
1814	case SND_SOC_BIAS_ON:
1815	break;
1816	case SND_SOC_BIAS_PREPARE:
1817	/* Enable MCLK for transition to ON state */
1818	if (snd_soc_dapm_get_bias_level(dapm) == SND_SOC_BIAS_STANDBY) {
1819	if (da7219->mclk) {
1820	ret = clk_prepare_enable(clk: da7219->mclk);
1821	if (ret) {
1822	dev_err(component->dev,
1823	"Failed to enable mclk\n");
1824	return ret;
1825	}
1826	}
1827	}
1828
1829	break;
1830	case SND_SOC_BIAS_STANDBY:
1831	if (snd_soc_dapm_get_bias_level(dapm) == SND_SOC_BIAS_OFF)
1832	/* Master bias */
1833	snd_soc_component_update_bits(component, DA7219_REFERENCES,
1834	DA7219_BIAS_EN_MASK,
1835	DA7219_BIAS_EN_MASK);
1836
1837	if (snd_soc_dapm_get_bias_level(dapm) == SND_SOC_BIAS_PREPARE) {
1838	/* Remove MCLK */
1839	if (da7219->mclk)
1840	clk_disable_unprepare(clk: da7219->mclk);
1841	}
1842	break;
1843	case SND_SOC_BIAS_OFF:
1844	/* Only disable master bias if we're not a wake-up source */
1845	if (!da7219->wakeup_source)
1846	snd_soc_component_update_bits(component, DA7219_REFERENCES,
1847	DA7219_BIAS_EN_MASK, val: 0);
1848
1849	break;
1850	}
1851
1852	return 0;
1853	}
1854
1855	static const char *da7219_supply_names[DA7219_NUM_SUPPLIES] = {
1856	[DA7219_SUPPLY_VDD] = "VDD",
1857	[DA7219_SUPPLY_VDDMIC] = "VDDMIC",
1858	[DA7219_SUPPLY_VDDIO] = "VDDIO",
1859	};
1860
1861	static int da7219_handle_supplies(struct snd_soc_component *component,
1862	u8 *io_voltage_lvl)
1863	{
1864	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
1865	struct regulator *vddio;
1866	int i, ret;
1867
1868	/* Get required supplies */
1869	for (i = 0; i < DA7219_NUM_SUPPLIES; ++i)
1870	da7219->supplies[i].supply = da7219_supply_names[i];
1871
1872	ret = regulator_bulk_get(dev: component->dev, num_consumers: DA7219_NUM_SUPPLIES,
1873	consumers: da7219->supplies);
1874	if (ret) {
1875	dev_err(component->dev, "Failed to get supplies");
1876	return ret;
1877	}
1878
1879	/* Default to upper range */
1880	*io_voltage_lvl = DA7219_IO_VOLTAGE_LEVEL_2_5V_3_6V;
1881
1882	/* Determine VDDIO voltage provided */
1883	vddio = da7219->supplies[DA7219_SUPPLY_VDDIO].consumer;
1884	ret = regulator_get_voltage(regulator: vddio);
1885	if (ret < 1200000)
1886	dev_warn(component->dev, "Invalid VDDIO voltage\n");
1887	else if (ret < 2800000)
1888	*io_voltage_lvl = DA7219_IO_VOLTAGE_LEVEL_1_2V_2_8V;
1889
1890	/* Enable main supplies */
1891	ret = regulator_bulk_enable(num_consumers: DA7219_NUM_SUPPLIES, consumers: da7219->supplies);
1892	if (ret) {
1893	dev_err(component->dev, "Failed to enable supplies");
1894	regulator_bulk_free(num_consumers: DA7219_NUM_SUPPLIES, consumers: da7219->supplies);
1895	return ret;
1896	}
1897
1898	return 0;
1899	}
1900
1901	#ifdef CONFIG_COMMON_CLK
1902	static int da7219_wclk_prepare(struct clk_hw *hw)
1903	{
1904	struct da7219_priv *da7219 =
1905	container_of(hw, struct da7219_priv,
1906	dai_clks_hw[DA7219_DAI_WCLK_IDX]);
1907	struct snd_soc_component *component = da7219->component;
1908
1909	if (!da7219->master)
1910	return -EINVAL;
1911
1912	snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE,
1913	DA7219_DAI_CLK_EN_MASK,
1914	DA7219_DAI_CLK_EN_MASK);
1915
1916	return 0;
1917	}
1918
1919	static void da7219_wclk_unprepare(struct clk_hw *hw)
1920	{
1921	struct da7219_priv *da7219 =
1922	container_of(hw, struct da7219_priv,
1923	dai_clks_hw[DA7219_DAI_WCLK_IDX]);
1924	struct snd_soc_component *component = da7219->component;
1925
1926	if (!da7219->master)
1927	return;
1928
1929	snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE,
1930	DA7219_DAI_CLK_EN_MASK, val: 0);
1931	}
1932
1933	static int da7219_wclk_is_prepared(struct clk_hw *hw)
1934	{
1935	struct da7219_priv *da7219 =
1936	container_of(hw, struct da7219_priv,
1937	dai_clks_hw[DA7219_DAI_WCLK_IDX]);
1938	struct snd_soc_component *component = da7219->component;
1939	u8 clk_reg;
1940
1941	if (!da7219->master)
1942	return -EINVAL;
1943
1944	clk_reg = snd_soc_component_read(component, DA7219_DAI_CLK_MODE);
1945
1946	return !!(clk_reg & DA7219_DAI_CLK_EN_MASK);
1947	}
1948
1949	static unsigned long da7219_wclk_recalc_rate(struct clk_hw *hw,
1950	unsigned long parent_rate)
1951	{
1952	struct da7219_priv *da7219 =
1953	container_of(hw, struct da7219_priv,
1954	dai_clks_hw[DA7219_DAI_WCLK_IDX]);
1955	struct snd_soc_component *component = da7219->component;
1956	u8 fs = snd_soc_component_read(component, DA7219_SR);
1957
1958	switch (fs & DA7219_SR_MASK) {
1959	case DA7219_SR_8000:
1960	return 8000;
1961	case DA7219_SR_11025:
1962	return 11025;
1963	case DA7219_SR_12000:
1964	return 12000;
1965	case DA7219_SR_16000:
1966	return 16000;
1967	case DA7219_SR_22050:
1968	return 22050;
1969	case DA7219_SR_24000:
1970	return 24000;
1971	case DA7219_SR_32000:
1972	return 32000;
1973	case DA7219_SR_44100:
1974	return 44100;
1975	case DA7219_SR_48000:
1976	return 48000;
1977	case DA7219_SR_88200:
1978	return 88200;
1979	case DA7219_SR_96000:
1980	return 96000;
1981	default:
1982	return 0;
1983	}
1984	}
1985
1986	static int da7219_wclk_determine_rate(struct clk_hw *hw,
1987	struct clk_rate_request *req)
1988	{
1989	struct da7219_priv *da7219 =
1990	container_of(hw, struct da7219_priv,
1991	dai_clks_hw[DA7219_DAI_WCLK_IDX]);
1992
1993	if (!da7219->master)
1994	return -EINVAL;
1995
1996	if (req->rate < 11025)
1997	req->rate = 8000;
1998	else if (req->rate < 12000)
1999	req->rate = 11025;
2000	else if (req->rate < 16000)
2001	req->rate = 12000;
2002	else if (req->rate < 22050)
2003	req->rate = 16000;
2004	else if (req->rate < 24000)
2005	req->rate = 22050;
2006	else if (req->rate < 32000)
2007	req->rate = 24000;
2008	else if (req->rate < 44100)
2009	req->rate = 32000;
2010	else if (req->rate < 48000)
2011	req->rate = 44100;
2012	else if (req->rate < 88200)
2013	req->rate = 48000;
2014	else if (req->rate < 96000)
2015	req->rate = 88200;
2016	else
2017	req->rate = 96000;
2018
2019	return 0;
2020	}
2021
2022	static int da7219_wclk_set_rate(struct clk_hw *hw, unsigned long rate,
2023	unsigned long parent_rate)
2024	{
2025	struct da7219_priv *da7219 =
2026	container_of(hw, struct da7219_priv,
2027	dai_clks_hw[DA7219_DAI_WCLK_IDX]);
2028	struct snd_soc_component *component = da7219->component;
2029
2030	if (!da7219->master)
2031	return -EINVAL;
2032
2033	return da7219_set_sr(component, rate);
2034	}
2035
2036	static unsigned long da7219_bclk_recalc_rate(struct clk_hw *hw,
2037	unsigned long parent_rate)
2038	{
2039	struct da7219_priv *da7219 =
2040	container_of(hw, struct da7219_priv,
2041	dai_clks_hw[DA7219_DAI_BCLK_IDX]);
2042	struct snd_soc_component *component = da7219->component;
2043	u8 bclks_per_wclk = snd_soc_component_read(component,
2044	DA7219_DAI_CLK_MODE);
2045
2046	switch (bclks_per_wclk & DA7219_DAI_BCLKS_PER_WCLK_MASK) {
2047	case DA7219_DAI_BCLKS_PER_WCLK_32:
2048	return parent_rate * 32;
2049	case DA7219_DAI_BCLKS_PER_WCLK_64:
2050	return parent_rate * 64;
2051	case DA7219_DAI_BCLKS_PER_WCLK_128:
2052	return parent_rate * 128;
2053	case DA7219_DAI_BCLKS_PER_WCLK_256:
2054	return parent_rate * 256;
2055	default:
2056	return 0;
2057	}
2058	}
2059
2060	static unsigned long da7219_bclk_get_factor(unsigned long rate,
2061	unsigned long parent_rate)
2062	{
2063	unsigned long factor;
2064
2065	factor = rate / parent_rate;
2066	if (factor < 64)
2067	return 32;
2068	else if (factor < 128)
2069	return 64;
2070	else if (factor < 256)
2071	return 128;
2072	else
2073	return 256;
2074	}
2075
2076	static int da7219_bclk_determine_rate(struct clk_hw *hw,
2077	struct clk_rate_request *req)
2078	{
2079	struct da7219_priv *da7219 =
2080	container_of(hw, struct da7219_priv,
2081	dai_clks_hw[DA7219_DAI_BCLK_IDX]);
2082	unsigned long factor;
2083
2084	if (!req->best_parent_rate || !da7219->master)
2085	return -EINVAL;
2086
2087	/*
2088	* We don't allow changing the parent rate as some BCLK rates can be
2089	* derived from multiple parent WCLK rates (BCLK rates are set as a
2090	* multiplier of WCLK in HW). We just do some rounding down based on the
2091	* parent WCLK rate set and find the appropriate multiplier of BCLK to
2092	* get the rounded down BCLK value.
2093	*/
2094	factor = da7219_bclk_get_factor(rate: req->rate, parent_rate: req->best_parent_rate);
2095
2096	req->rate = req->best_parent_rate * factor;
2097
2098	return 0;
2099	}
2100
2101	static int da7219_bclk_set_rate(struct clk_hw *hw, unsigned long rate,
2102	unsigned long parent_rate)
2103	{
2104	struct da7219_priv *da7219 =
2105	container_of(hw, struct da7219_priv,
2106	dai_clks_hw[DA7219_DAI_BCLK_IDX]);
2107	struct snd_soc_component *component = da7219->component;
2108	unsigned long factor;
2109
2110	if (!da7219->master)
2111	return -EINVAL;
2112
2113	factor = da7219_bclk_get_factor(rate, parent_rate);
2114
2115	return da7219_set_bclks_per_wclk(component, factor);
2116	}
2117
2118	static const struct clk_ops da7219_dai_clk_ops[DA7219_DAI_NUM_CLKS] = {
2119	[DA7219_DAI_WCLK_IDX] = {
2120	.prepare = da7219_wclk_prepare,
2121	.unprepare = da7219_wclk_unprepare,
2122	.is_prepared = da7219_wclk_is_prepared,
2123	.recalc_rate = da7219_wclk_recalc_rate,
2124	.determine_rate = da7219_wclk_determine_rate,
2125	.set_rate = da7219_wclk_set_rate,
2126	},
2127	[DA7219_DAI_BCLK_IDX] = {
2128	.recalc_rate = da7219_bclk_recalc_rate,
2129	.determine_rate = da7219_bclk_determine_rate,
2130	.set_rate = da7219_bclk_set_rate,
2131	},
2132	};
2133
2134	static int da7219_register_dai_clks(struct snd_soc_component *component)
2135	{
2136	struct device *dev = component->dev;
2137	struct device_node *np = dev->of_node;
2138	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
2139	struct da7219_pdata *pdata = da7219->pdata;
2140	const char *parent_name;
2141	struct clk_hw_onecell_data *clk_data;
2142	int i, ret;
2143
2144	/* For DT platforms allocate onecell data for clock registration */
2145	if (np) {
2146	clk_data = kzalloc(struct_size(clk_data, hws, DA7219_DAI_NUM_CLKS),
2147	GFP_KERNEL);
2148	if (!clk_data)
2149	return -ENOMEM;
2150
2151	clk_data->num = DA7219_DAI_NUM_CLKS;
2152	da7219->clk_hw_data = clk_data;
2153	}
2154
2155	for (i = 0; i < DA7219_DAI_NUM_CLKS; ++i) {
2156	struct clk_init_data init = {};
2157	struct clk_lookup *dai_clk_lookup;
2158	struct clk_hw *dai_clk_hw = &da7219->dai_clks_hw[i];
2159
2160	switch (i) {
2161	case DA7219_DAI_WCLK_IDX:
2162	/*
2163	* If we can, make MCLK the parent of WCLK to ensure
2164	* it's enabled as required.
2165	*/
2166	if (da7219->mclk) {
2167	parent_name = __clk_get_name(clk: da7219->mclk);
2168	init.parent_names = &parent_name;
2169	init.num_parents = 1;
2170	} else {
2171	init.parent_names = NULL;
2172	init.num_parents = 0;
2173	}
2174	break;
2175	case DA7219_DAI_BCLK_IDX:
2176	/* Make WCLK the parent of BCLK */
2177	parent_name = __clk_get_name(clk: da7219->dai_clks[DA7219_DAI_WCLK_IDX]);
2178	init.parent_names = &parent_name;
2179	init.num_parents = 1;
2180	break;
2181	default:
2182	dev_err(dev, "Invalid clock index\n");
2183	ret = -EINVAL;
2184	goto err;
2185	}
2186
2187	init.name = pdata->dai_clk_names[i];
2188	init.ops = &da7219_dai_clk_ops[i];
2189	init.flags = CLK_GET_RATE_NOCACHE | CLK_SET_RATE_GATE;
2190	dai_clk_hw->init = &init;
2191
2192	ret = clk_hw_register(dev, hw: dai_clk_hw);
2193	if (ret) {
2194	dev_warn(dev, "Failed to register %s: %d\n", init.name,
2195	ret);
2196	goto err;
2197	}
2198	da7219->dai_clks[i] = dai_clk_hw->clk;
2199
2200	/* For DT setup onecell data, otherwise create lookup */
2201	if (np) {
2202	da7219->clk_hw_data->hws[i] = dai_clk_hw;
2203	} else {
2204	dai_clk_lookup = clkdev_hw_create(hw: dai_clk_hw, con_id: init.name,
2205	dev_fmt: "%s", dev_name(dev));
2206	if (!dai_clk_lookup) {
2207	clk_hw_unregister(hw: dai_clk_hw);
2208	ret = -ENOMEM;
2209	goto err;
2210	} else {
2211	da7219->dai_clks_lookup[i] = dai_clk_lookup;
2212	}
2213	}
2214	}
2215
2216	/* If we're using DT, then register as provider accordingly */
2217	if (np) {
2218	ret = of_clk_add_hw_provider(np: dev->of_node, get: of_clk_hw_onecell_get,
2219	data: da7219->clk_hw_data);
2220	if (ret) {
2221	dev_err(dev, "Failed to register clock provider\n");
2222	goto err;
2223	}
2224	}
2225
2226	return 0;
2227
2228	err:
2229	while (--i >= 0) {
2230	if (da7219->dai_clks_lookup[i])
2231	clkdev_drop(cl: da7219->dai_clks_lookup[i]);
2232
2233	clk_hw_unregister(hw: &da7219->dai_clks_hw[i]);
2234	}
2235
2236	if (np)
2237	kfree(objp: da7219->clk_hw_data);
2238
2239	return ret;
2240	}
2241
2242	static void da7219_free_dai_clks(struct snd_soc_component *component)
2243	{
2244	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
2245	struct device_node *np = component->dev->of_node;
2246	int i;
2247
2248	if (np)
2249	of_clk_del_provider(np);
2250
2251	for (i = DA7219_DAI_NUM_CLKS - 1; i >= 0; --i) {
2252	if (da7219->dai_clks_lookup[i])
2253	clkdev_drop(cl: da7219->dai_clks_lookup[i]);
2254
2255	clk_hw_unregister(hw: &da7219->dai_clks_hw[i]);
2256	}
2257
2258	if (np)
2259	kfree(objp: da7219->clk_hw_data);
2260	}
2261	#else
2262	static inline int da7219_register_dai_clks(struct snd_soc_component *component)
2263	{
2264	return 0;
2265	}
2266
2267	static void da7219_free_dai_clks(struct snd_soc_component *component) {}
2268	#endif /* CONFIG_COMMON_CLK */
2269
2270	static void da7219_handle_pdata(struct snd_soc_component *component)
2271	{
2272	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
2273	struct da7219_pdata *pdata = da7219->pdata;
2274
2275	if (pdata) {
2276	u8 micbias_lvl = 0;
2277
2278	da7219->wakeup_source = pdata->wakeup_source;
2279
2280	/* Mic Bias voltages */
2281	switch (pdata->micbias_lvl) {
2282	case DA7219_MICBIAS_1_6V:
2283	case DA7219_MICBIAS_1_8V:
2284	case DA7219_MICBIAS_2_0V:
2285	case DA7219_MICBIAS_2_2V:
2286	case DA7219_MICBIAS_2_4V:
2287	case DA7219_MICBIAS_2_6V:
2288	micbias_lvl |= (pdata->micbias_lvl <<
2289	DA7219_MICBIAS1_LEVEL_SHIFT);
2290	break;
2291	}
2292
2293	snd_soc_component_write(component, DA7219_MICBIAS_CTRL, val: micbias_lvl);
2294
2295	/*
2296	* Calculate delay required to compensate for DC offset in
2297	* Mic PGA, based on Mic Bias voltage.
2298	*/
2299	da7219->mic_pga_delay = DA7219_MIC_PGA_BASE_DELAY +
2300	(pdata->micbias_lvl *
2301	DA7219_MIC_PGA_OFFSET_DELAY);
2302
2303	/* Mic */
2304	switch (pdata->mic_amp_in_sel) {
2305	case DA7219_MIC_AMP_IN_SEL_DIFF:
2306	case DA7219_MIC_AMP_IN_SEL_SE_P:
2307	case DA7219_MIC_AMP_IN_SEL_SE_N:
2308	snd_soc_component_write(component, DA7219_MIC_1_SELECT,
2309	val: pdata->mic_amp_in_sel);
2310	break;
2311	}
2312	}
2313	}
2314
2315
2316	/*
2317	* Regmap configs
2318	*/
2319
2320	static const struct reg_default da7219_reg_defaults[] = {
2321	{ DA7219_MIC_1_SELECT, 0x00 },
2322	{ DA7219_CIF_TIMEOUT_CTRL, 0x01 },
2323	{ DA7219_SR_24_48, 0x00 },
2324	{ DA7219_SR, 0x0A },
2325	{ DA7219_CIF_I2C_ADDR_CFG, 0x02 },
2326	{ DA7219_PLL_CTRL, 0x10 },
2327	{ DA7219_PLL_FRAC_TOP, 0x00 },
2328	{ DA7219_PLL_FRAC_BOT, 0x00 },
2329	{ DA7219_PLL_INTEGER, 0x20 },
2330	{ DA7219_DIG_ROUTING_DAI, 0x10 },
2331	{ DA7219_DAI_CLK_MODE, 0x01 },
2332	{ DA7219_DAI_CTRL, 0x28 },
2333	{ DA7219_DAI_TDM_CTRL, 0x40 },
2334	{ DA7219_DIG_ROUTING_DAC, 0x32 },
2335	{ DA7219_DAI_OFFSET_LOWER, 0x00 },
2336	{ DA7219_DAI_OFFSET_UPPER, 0x00 },
2337	{ DA7219_REFERENCES, 0x08 },
2338	{ DA7219_MIXIN_L_SELECT, 0x00 },
2339	{ DA7219_MIXIN_L_GAIN, 0x03 },
2340	{ DA7219_ADC_L_GAIN, 0x6F },
2341	{ DA7219_ADC_FILTERS1, 0x80 },
2342	{ DA7219_MIC_1_GAIN, 0x01 },
2343	{ DA7219_SIDETONE_CTRL, 0x40 },
2344	{ DA7219_SIDETONE_GAIN, 0x0E },
2345	{ DA7219_DROUTING_ST_OUTFILT_1L, 0x01 },
2346	{ DA7219_DROUTING_ST_OUTFILT_1R, 0x02 },
2347	{ DA7219_DAC_FILTERS5, 0x00 },
2348	{ DA7219_DAC_FILTERS2, 0x88 },
2349	{ DA7219_DAC_FILTERS3, 0x88 },
2350	{ DA7219_DAC_FILTERS4, 0x08 },
2351	{ DA7219_DAC_FILTERS1, 0x80 },
2352	{ DA7219_DAC_L_GAIN, 0x6F },
2353	{ DA7219_DAC_R_GAIN, 0x6F },
2354	{ DA7219_CP_CTRL, 0x20 },
2355	{ DA7219_HP_L_GAIN, 0x39 },
2356	{ DA7219_HP_R_GAIN, 0x39 },
2357	{ DA7219_MIXOUT_L_SELECT, 0x00 },
2358	{ DA7219_MIXOUT_R_SELECT, 0x00 },
2359	{ DA7219_MICBIAS_CTRL, 0x03 },
2360	{ DA7219_MIC_1_CTRL, 0x40 },
2361	{ DA7219_MIXIN_L_CTRL, 0x40 },
2362	{ DA7219_ADC_L_CTRL, 0x40 },
2363	{ DA7219_DAC_L_CTRL, 0x40 },
2364	{ DA7219_DAC_R_CTRL, 0x40 },
2365	{ DA7219_HP_L_CTRL, 0x40 },
2366	{ DA7219_HP_R_CTRL, 0x40 },
2367	{ DA7219_MIXOUT_L_CTRL, 0x10 },
2368	{ DA7219_MIXOUT_R_CTRL, 0x10 },
2369	{ DA7219_CHIP_ID1, 0x23 },
2370	{ DA7219_CHIP_ID2, 0x93 },
2371	{ DA7219_IO_CTRL, 0x00 },
2372	{ DA7219_GAIN_RAMP_CTRL, 0x00 },
2373	{ DA7219_PC_COUNT, 0x02 },
2374	{ DA7219_CP_VOL_THRESHOLD1, 0x0E },
2375	{ DA7219_DIG_CTRL, 0x00 },
2376	{ DA7219_ALC_CTRL2, 0x00 },
2377	{ DA7219_ALC_CTRL3, 0x00 },
2378	{ DA7219_ALC_NOISE, 0x3F },
2379	{ DA7219_ALC_TARGET_MIN, 0x3F },
2380	{ DA7219_ALC_TARGET_MAX, 0x00 },
2381	{ DA7219_ALC_GAIN_LIMITS, 0xFF },
2382	{ DA7219_ALC_ANA_GAIN_LIMITS, 0x71 },
2383	{ DA7219_ALC_ANTICLIP_CTRL, 0x00 },
2384	{ DA7219_ALC_ANTICLIP_LEVEL, 0x00 },
2385	{ DA7219_DAC_NG_SETUP_TIME, 0x00 },
2386	{ DA7219_DAC_NG_OFF_THRESH, 0x00 },
2387	{ DA7219_DAC_NG_ON_THRESH, 0x00 },
2388	{ DA7219_DAC_NG_CTRL, 0x00 },
2389	{ DA7219_TONE_GEN_CFG1, 0x00 },
2390	{ DA7219_TONE_GEN_CFG2, 0x00 },
2391	{ DA7219_TONE_GEN_CYCLES, 0x00 },
2392	{ DA7219_TONE_GEN_FREQ1_L, 0x55 },
2393	{ DA7219_TONE_GEN_FREQ1_U, 0x15 },
2394	{ DA7219_TONE_GEN_FREQ2_L, 0x00 },
2395	{ DA7219_TONE_GEN_FREQ2_U, 0x40 },
2396	{ DA7219_TONE_GEN_ON_PER, 0x02 },
2397	{ DA7219_TONE_GEN_OFF_PER, 0x01 },
2398	{ DA7219_ACCDET_IRQ_MASK_A, 0x00 },
2399	{ DA7219_ACCDET_IRQ_MASK_B, 0x00 },
2400	{ DA7219_ACCDET_CONFIG_1, 0xD6 },
2401	{ DA7219_ACCDET_CONFIG_2, 0x34 },
2402	{ DA7219_ACCDET_CONFIG_3, 0x0A },
2403	{ DA7219_ACCDET_CONFIG_4, 0x16 },
2404	{ DA7219_ACCDET_CONFIG_5, 0x21 },
2405	{ DA7219_ACCDET_CONFIG_6, 0x3E },
2406	{ DA7219_ACCDET_CONFIG_7, 0x01 },
2407	{ DA7219_SYSTEM_ACTIVE, 0x00 },
2408	};
2409
2410	static bool da7219_volatile_register(struct device *dev, unsigned int reg)
2411	{
2412	switch (reg) {
2413	case DA7219_MIC_1_GAIN_STATUS:
2414	case DA7219_MIXIN_L_GAIN_STATUS:
2415	case DA7219_ADC_L_GAIN_STATUS:
2416	case DA7219_DAC_L_GAIN_STATUS:
2417	case DA7219_DAC_R_GAIN_STATUS:
2418	case DA7219_HP_L_GAIN_STATUS:
2419	case DA7219_HP_R_GAIN_STATUS:
2420	case DA7219_CIF_CTRL:
2421	case DA7219_PLL_SRM_STS:
2422	case DA7219_ALC_CTRL1:
2423	case DA7219_SYSTEM_MODES_INPUT:
2424	case DA7219_SYSTEM_MODES_OUTPUT:
2425	case DA7219_ALC_OFFSET_AUTO_M_L:
2426	case DA7219_ALC_OFFSET_AUTO_U_L:
2427	case DA7219_TONE_GEN_CFG1:
2428	case DA7219_ACCDET_STATUS_A:
2429	case DA7219_ACCDET_STATUS_B:
2430	case DA7219_ACCDET_IRQ_EVENT_A:
2431	case DA7219_ACCDET_IRQ_EVENT_B:
2432	case DA7219_ACCDET_CONFIG_8:
2433	case DA7219_SYSTEM_STATUS:
2434	return true;
2435	default:
2436	return false;
2437	}
2438	}
2439
2440	static const struct regmap_config da7219_regmap_config = {
2441	.reg_bits = 8,
2442	.val_bits = 8,
2443
2444	.max_register = DA7219_SYSTEM_ACTIVE,
2445	.reg_defaults = da7219_reg_defaults,
2446	.num_reg_defaults = ARRAY_SIZE(da7219_reg_defaults),
2447	.volatile_reg = da7219_volatile_register,
2448	.cache_type = REGCACHE_RBTREE,
2449	};
2450
2451	static const struct reg_sequence da7219_rev_aa_patch[] = {
2452	{ DA7219_REFERENCES, 0x08 },
2453	};
2454
2455	static int da7219_probe(struct snd_soc_component *component)
2456	{
2457	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
2458	unsigned int system_active, system_status, rev;
2459	u8 io_voltage_lvl;
2460	int i, ret;
2461
2462	da7219->component = component;
2463	mutex_init(&da7219->ctrl_lock);
2464	mutex_init(&da7219->pll_lock);
2465
2466	/* Regulator configuration */
2467	ret = da7219_handle_supplies(component, io_voltage_lvl: &io_voltage_lvl);
2468	if (ret)
2469	return ret;
2470
2471	regcache_cache_bypass(map: da7219->regmap, enable: true);
2472
2473	/* Disable audio paths if still active from previous start */
2474	regmap_read(map: da7219->regmap, DA7219_SYSTEM_ACTIVE, val: &system_active);
2475	if (system_active) {
2476	regmap_write(map: da7219->regmap, DA7219_GAIN_RAMP_CTRL,
2477	DA7219_GAIN_RAMP_RATE_NOMINAL);
2478	regmap_write(map: da7219->regmap, DA7219_SYSTEM_MODES_INPUT, val: 0x00);
2479	regmap_write(map: da7219->regmap, DA7219_SYSTEM_MODES_OUTPUT, val: 0x01);
2480
2481	for (i = 0; i < DA7219_SYS_STAT_CHECK_RETRIES; ++i) {
2482	regmap_read(map: da7219->regmap, DA7219_SYSTEM_STATUS,
2483	val: &system_status);
2484	if (!system_status)
2485	break;
2486
2487	msleep(DA7219_SYS_STAT_CHECK_DELAY);
2488	}
2489	}
2490
2491	/* Soft reset component */
2492	regmap_write_bits(map: da7219->regmap, DA7219_ACCDET_CONFIG_1,
2493	DA7219_ACCDET_EN_MASK, val: 0);
2494	regmap_write_bits(map: da7219->regmap, DA7219_CIF_CTRL,
2495	DA7219_CIF_REG_SOFT_RESET_MASK,
2496	DA7219_CIF_REG_SOFT_RESET_MASK);
2497	regmap_write_bits(map: da7219->regmap, DA7219_SYSTEM_ACTIVE,
2498	DA7219_SYSTEM_ACTIVE_MASK, val: 0);
2499	regmap_write_bits(map: da7219->regmap, DA7219_SYSTEM_ACTIVE,
2500	DA7219_SYSTEM_ACTIVE_MASK, val: 1);
2501
2502	regcache_cache_bypass(map: da7219->regmap, enable: false);
2503	regmap_reinit_cache(map: da7219->regmap, config: &da7219_regmap_config);
2504
2505	/* Update IO voltage level range based on supply level */
2506	snd_soc_component_write(component, DA7219_IO_CTRL, val: io_voltage_lvl);
2507
2508	ret = regmap_read(map: da7219->regmap, DA7219_CHIP_REVISION, val: &rev);
2509	if (ret) {
2510	dev_err(component->dev, "Failed to read chip revision: %d\n", ret);
2511	goto err_disable_reg;
2512	}
2513
2514	switch (rev & DA7219_CHIP_MINOR_MASK) {
2515	case 0:
2516	ret = regmap_register_patch(map: da7219->regmap, regs: da7219_rev_aa_patch,
2517	ARRAY_SIZE(da7219_rev_aa_patch));
2518	if (ret) {
2519	dev_err(component->dev, "Failed to register AA patch: %d\n",
2520	ret);
2521	goto err_disable_reg;
2522	}
2523	break;
2524	default:
2525	break;
2526	}
2527
2528	/* Handle DT/ACPI/Platform data */
2529	da7219_handle_pdata(component);
2530
2531	/* Check if MCLK provided */
2532	da7219->mclk = clk_get(dev: component->dev, id: "mclk");
2533	if (IS_ERR(ptr: da7219->mclk)) {
2534	if (PTR_ERR(ptr: da7219->mclk) != -ENOENT) {
2535	ret = PTR_ERR(ptr: da7219->mclk);
2536	goto err_disable_reg;
2537	} else {
2538	da7219->mclk = NULL;
2539	}
2540	}
2541
2542	/* Register CCF DAI clock control */
2543	ret = da7219_register_dai_clks(component);
2544	if (ret)
2545	goto err_put_clk;
2546
2547	/* Default PC counter to free-running */
2548	snd_soc_component_update_bits(component, DA7219_PC_COUNT, DA7219_PC_FREERUN_MASK,
2549	DA7219_PC_FREERUN_MASK);
2550
2551	/* Default gain ramping */
2552	snd_soc_component_update_bits(component, DA7219_MIXIN_L_CTRL,
2553	DA7219_MIXIN_L_AMP_RAMP_EN_MASK,
2554	DA7219_MIXIN_L_AMP_RAMP_EN_MASK);
2555	snd_soc_component_update_bits(component, DA7219_ADC_L_CTRL, DA7219_ADC_L_RAMP_EN_MASK,
2556	DA7219_ADC_L_RAMP_EN_MASK);
2557	snd_soc_component_update_bits(component, DA7219_DAC_L_CTRL, DA7219_DAC_L_RAMP_EN_MASK,
2558	DA7219_DAC_L_RAMP_EN_MASK);
2559	snd_soc_component_update_bits(component, DA7219_DAC_R_CTRL, DA7219_DAC_R_RAMP_EN_MASK,
2560	DA7219_DAC_R_RAMP_EN_MASK);
2561	snd_soc_component_update_bits(component, DA7219_HP_L_CTRL,
2562	DA7219_HP_L_AMP_RAMP_EN_MASK,
2563	DA7219_HP_L_AMP_RAMP_EN_MASK);
2564	snd_soc_component_update_bits(component, DA7219_HP_R_CTRL,
2565	DA7219_HP_R_AMP_RAMP_EN_MASK,
2566	DA7219_HP_R_AMP_RAMP_EN_MASK);
2567
2568	/* Default minimum gain on HP to avoid pops during DAPM sequencing */
2569	snd_soc_component_update_bits(component, DA7219_HP_L_CTRL,
2570	DA7219_HP_L_AMP_MIN_GAIN_EN_MASK,
2571	DA7219_HP_L_AMP_MIN_GAIN_EN_MASK);
2572	snd_soc_component_update_bits(component, DA7219_HP_R_CTRL,
2573	DA7219_HP_R_AMP_MIN_GAIN_EN_MASK,
2574	DA7219_HP_R_AMP_MIN_GAIN_EN_MASK);
2575
2576	/* Default infinite tone gen, start/stop by Kcontrol */
2577	snd_soc_component_write(component, DA7219_TONE_GEN_CYCLES, DA7219_BEEP_CYCLES_MASK);
2578
2579	/* Initialise AAD block */
2580	ret = da7219_aad_init(component);
2581	if (ret)
2582	goto err_free_dai_clks;
2583
2584	return 0;
2585
2586	err_free_dai_clks:
2587	da7219_free_dai_clks(component);
2588
2589	err_put_clk:
2590	clk_put(clk: da7219->mclk);
2591
2592	err_disable_reg:
2593	regulator_bulk_disable(num_consumers: DA7219_NUM_SUPPLIES, consumers: da7219->supplies);
2594	regulator_bulk_free(num_consumers: DA7219_NUM_SUPPLIES, consumers: da7219->supplies);
2595
2596	return ret;
2597	}
2598
2599	static void da7219_remove(struct snd_soc_component *component)
2600	{
2601	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
2602
2603	da7219_aad_exit(component);
2604
2605	da7219_free_dai_clks(component);
2606	clk_put(clk: da7219->mclk);
2607
2608	/* Supplies */
2609	regulator_bulk_disable(num_consumers: DA7219_NUM_SUPPLIES, consumers: da7219->supplies);
2610	regulator_bulk_free(num_consumers: DA7219_NUM_SUPPLIES, consumers: da7219->supplies);
2611	}
2612
2613	#ifdef CONFIG_PM
2614	static int da7219_suspend(struct snd_soc_component *component)
2615	{
2616	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
2617	struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
2618
2619	/* Suspend AAD if we're not a wake-up source */
2620	if (!da7219->wakeup_source)
2621	da7219_aad_suspend(component);
2622
2623	snd_soc_dapm_force_bias_level(dapm, level: SND_SOC_BIAS_OFF);
2624
2625	return 0;
2626	}
2627
2628	static int da7219_resume(struct snd_soc_component *component)
2629	{
2630	struct da7219_priv *da7219 = snd_soc_component_get_drvdata(c: component);
2631	struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
2632
2633	snd_soc_dapm_force_bias_level(dapm, level: SND_SOC_BIAS_STANDBY);
2634
2635	/* Resume AAD if previously suspended */
2636	if (!da7219->wakeup_source)
2637	da7219_aad_resume(component);
2638
2639	return 0;
2640	}
2641	#else
2642	#define da7219_suspend NULL
2643	#define da7219_resume NULL
2644	#endif
2645
2646	static int da7219_set_jack(struct snd_soc_component *component, struct snd_soc_jack *jack,
2647	void *data)
2648	{
2649	da7219_aad_jack_det(component, jack);
2650
2651	return 0;
2652	}
2653
2654	static const struct snd_soc_component_driver soc_component_dev_da7219 = {
2655	.probe = da7219_probe,
2656	.remove = da7219_remove,
2657	.suspend = da7219_suspend,
2658	.resume = da7219_resume,
2659	.set_jack = da7219_set_jack,
2660	.set_bias_level = da7219_set_bias_level,
2661	.controls = da7219_snd_controls,
2662	.num_controls = ARRAY_SIZE(da7219_snd_controls),
2663	.dapm_widgets = da7219_dapm_widgets,
2664	.num_dapm_widgets = ARRAY_SIZE(da7219_dapm_widgets),
2665	.dapm_routes = da7219_audio_map,
2666	.num_dapm_routes = ARRAY_SIZE(da7219_audio_map),
2667	.idle_bias_on = 1,
2668	.use_pmdown_time = 1,
2669	.endianness = 1,
2670	};
2671
2672
2673	/*
2674	* I2C layer
2675	*/
2676
2677	static int da7219_i2c_probe(struct i2c_client *i2c)
2678	{
2679	struct device *dev = &i2c->dev;
2680	struct da7219_priv *da7219;
2681	int ret;
2682
2683	da7219 = devm_kzalloc(dev, size: sizeof(struct da7219_priv),
2684	GFP_KERNEL);
2685	if (!da7219)
2686	return -ENOMEM;
2687
2688	i2c_set_clientdata(client: i2c, data: da7219);
2689
2690	da7219->regmap = devm_regmap_init_i2c(i2c, &da7219_regmap_config);
2691	if (IS_ERR(ptr: da7219->regmap)) {
2692	ret = PTR_ERR(ptr: da7219->regmap);
2693	dev_err(dev, "regmap_init() failed: %d\n", ret);
2694	return ret;
2695	}
2696
2697	/* Retrieve DT/ACPI/Platform data */
2698	da7219->pdata = dev_get_platdata(dev);
2699	if (!da7219->pdata)
2700	da7219->pdata = da7219_fw_to_pdata(dev);
2701
2702	/* AAD */
2703	ret = da7219_aad_probe(i2c);
2704	if (ret)
2705	return ret;
2706
2707	ret = devm_snd_soc_register_component(dev, component_driver: &soc_component_dev_da7219,
2708	dai_drv: &da7219_dai, num_dai: 1);
2709	if (ret < 0) {
2710	dev_err(dev, "Failed to register da7219 component: %d\n", ret);
2711	}
2712	return ret;
2713	}
2714
2715	static const struct i2c_device_id da7219_i2c_id[] = {
2716	{ "da7219", },
2717	{ }
2718	};
2719	MODULE_DEVICE_TABLE(i2c, da7219_i2c_id);
2720
2721	static struct i2c_driver da7219_i2c_driver = {
2722	.driver = {
2723	.name = "da7219",
2724	.of_match_table = of_match_ptr(da7219_of_match),
2725	.acpi_match_table = ACPI_PTR(da7219_acpi_match),
2726	},
2727	.probe = da7219_i2c_probe,
2728	.id_table = da7219_i2c_id,
2729	};
2730
2731	module_i2c_driver(da7219_i2c_driver);
2732
2733	MODULE_DESCRIPTION("ASoC DA7219 Codec Driver");
2734	MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>");
2735	MODULE_LICENSE("GPL");
2736