xref: /linux/sound/soc/codecs/da732x.c (revision 93d90ad708b8da6efc0e487b66111aa9db7f70c7)
1 /*
2  * da732x.c --- Dialog DA732X ALSA SoC Audio Driver
3  *
4  * Copyright (C) 2012 Dialog Semiconductor GmbH
5  *
6  * Author: Michal Hajduk <Michal.Hajduk@diasemi.com>
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11  */
12 
13 #include <linux/module.h>
14 #include <linux/moduleparam.h>
15 #include <linux/init.h>
16 #include <linux/delay.h>
17 #include <linux/pm.h>
18 #include <linux/i2c.h>
19 #include <linux/regmap.h>
20 #include <linux/platform_device.h>
21 #include <linux/slab.h>
22 #include <linux/sysfs.h>
23 #include <sound/core.h>
24 #include <sound/pcm.h>
25 #include <sound/pcm_params.h>
26 #include <sound/soc.h>
27 #include <sound/soc-dapm.h>
28 #include <sound/initval.h>
29 #include <sound/tlv.h>
30 #include <asm/div64.h>
31 
32 #include "da732x.h"
33 #include "da732x_reg.h"
34 
35 
36 struct da732x_priv {
37 	struct regmap *regmap;
38 
39 	unsigned int sysclk;
40 	bool pll_en;
41 };
42 
43 /*
44  * da732x register cache - default settings
45  */
46 static struct reg_default da732x_reg_cache[] = {
47 	{ DA732X_REG_REF1		, 0x02 },
48 	{ DA732X_REG_BIAS_EN		, 0x80 },
49 	{ DA732X_REG_BIAS1		, 0x00 },
50 	{ DA732X_REG_BIAS2		, 0x00 },
51 	{ DA732X_REG_BIAS3		, 0x00 },
52 	{ DA732X_REG_BIAS4		, 0x00 },
53 	{ DA732X_REG_MICBIAS2		, 0x00 },
54 	{ DA732X_REG_MICBIAS1		, 0x00 },
55 	{ DA732X_REG_MICDET		, 0x00 },
56 	{ DA732X_REG_MIC1_PRE		, 0x01 },
57 	{ DA732X_REG_MIC1		, 0x40 },
58 	{ DA732X_REG_MIC2_PRE		, 0x01 },
59 	{ DA732X_REG_MIC2		, 0x40 },
60 	{ DA732X_REG_AUX1L		, 0x75 },
61 	{ DA732X_REG_AUX1R		, 0x75 },
62 	{ DA732X_REG_MIC3_PRE		, 0x01 },
63 	{ DA732X_REG_MIC3		, 0x40 },
64 	{ DA732X_REG_INP_PINBIAS	, 0x00 },
65 	{ DA732X_REG_INP_ZC_EN		, 0x00 },
66 	{ DA732X_REG_INP_MUX		, 0x50 },
67 	{ DA732X_REG_HP_DET		, 0x00 },
68 	{ DA732X_REG_HPL_DAC_OFFSET	, 0x00 },
69 	{ DA732X_REG_HPL_DAC_OFF_CNTL	, 0x00 },
70 	{ DA732X_REG_HPL_OUT_OFFSET	, 0x00 },
71 	{ DA732X_REG_HPL		, 0x40 },
72 	{ DA732X_REG_HPL_VOL		, 0x0F },
73 	{ DA732X_REG_HPR_DAC_OFFSET	, 0x00 },
74 	{ DA732X_REG_HPR_DAC_OFF_CNTL	, 0x00 },
75 	{ DA732X_REG_HPR_OUT_OFFSET	, 0x00 },
76 	{ DA732X_REG_HPR		, 0x40 },
77 	{ DA732X_REG_HPR_VOL		, 0x0F },
78 	{ DA732X_REG_LIN2		, 0x4F },
79 	{ DA732X_REG_LIN3		, 0x4F },
80 	{ DA732X_REG_LIN4		, 0x4F },
81 	{ DA732X_REG_OUT_ZC_EN		, 0x00 },
82 	{ DA732X_REG_HP_LIN1_GNDSEL	, 0x00 },
83 	{ DA732X_REG_CP_HP1		, 0x0C },
84 	{ DA732X_REG_CP_HP2		, 0x03 },
85 	{ DA732X_REG_CP_CTRL1		, 0x00 },
86 	{ DA732X_REG_CP_CTRL2		, 0x99 },
87 	{ DA732X_REG_CP_CTRL3		, 0x25 },
88 	{ DA732X_REG_CP_LEVEL_MASK	, 0x3F },
89 	{ DA732X_REG_CP_DET		, 0x00 },
90 	{ DA732X_REG_CP_STATUS		, 0x00 },
91 	{ DA732X_REG_CP_THRESH1		, 0x00 },
92 	{ DA732X_REG_CP_THRESH2		, 0x00 },
93 	{ DA732X_REG_CP_THRESH3		, 0x00 },
94 	{ DA732X_REG_CP_THRESH4		, 0x00 },
95 	{ DA732X_REG_CP_THRESH5		, 0x00 },
96 	{ DA732X_REG_CP_THRESH6		, 0x00 },
97 	{ DA732X_REG_CP_THRESH7		, 0x00 },
98 	{ DA732X_REG_CP_THRESH8		, 0x00 },
99 	{ DA732X_REG_PLL_DIV_LO		, 0x00 },
100 	{ DA732X_REG_PLL_DIV_MID	, 0x00 },
101 	{ DA732X_REG_PLL_DIV_HI		, 0x00 },
102 	{ DA732X_REG_PLL_CTRL		, 0x02 },
103 	{ DA732X_REG_CLK_CTRL		, 0xaa },
104 	{ DA732X_REG_CLK_DSP		, 0x07 },
105 	{ DA732X_REG_CLK_EN1		, 0x00 },
106 	{ DA732X_REG_CLK_EN2		, 0x00 },
107 	{ DA732X_REG_CLK_EN3		, 0x00 },
108 	{ DA732X_REG_CLK_EN4		, 0x00 },
109 	{ DA732X_REG_CLK_EN5		, 0x00 },
110 	{ DA732X_REG_AIF_MCLK		, 0x00 },
111 	{ DA732X_REG_AIFA1		, 0x02 },
112 	{ DA732X_REG_AIFA2		, 0x00 },
113 	{ DA732X_REG_AIFA3		, 0x08 },
114 	{ DA732X_REG_AIFB1		, 0x02 },
115 	{ DA732X_REG_AIFB2		, 0x00 },
116 	{ DA732X_REG_AIFB3		, 0x08 },
117 	{ DA732X_REG_PC_CTRL		, 0xC0 },
118 	{ DA732X_REG_DATA_ROUTE		, 0x00 },
119 	{ DA732X_REG_DSP_CTRL		, 0x00 },
120 	{ DA732X_REG_CIF_CTRL2		, 0x00 },
121 	{ DA732X_REG_HANDSHAKE		, 0x00 },
122 	{ DA732X_REG_SPARE1_OUT		, 0x00 },
123 	{ DA732X_REG_SPARE2_OUT		, 0x00 },
124 	{ DA732X_REG_SPARE1_IN		, 0x00 },
125 	{ DA732X_REG_ADC1_PD		, 0x00 },
126 	{ DA732X_REG_ADC1_HPF		, 0x00 },
127 	{ DA732X_REG_ADC1_SEL		, 0x00 },
128 	{ DA732X_REG_ADC1_EQ12		, 0x00 },
129 	{ DA732X_REG_ADC1_EQ34		, 0x00 },
130 	{ DA732X_REG_ADC1_EQ5		, 0x00 },
131 	{ DA732X_REG_ADC2_PD		, 0x00 },
132 	{ DA732X_REG_ADC2_HPF		, 0x00 },
133 	{ DA732X_REG_ADC2_SEL		, 0x00 },
134 	{ DA732X_REG_ADC2_EQ12		, 0x00 },
135 	{ DA732X_REG_ADC2_EQ34		, 0x00 },
136 	{ DA732X_REG_ADC2_EQ5		, 0x00 },
137 	{ DA732X_REG_DAC1_HPF		, 0x00 },
138 	{ DA732X_REG_DAC1_L_VOL		, 0x00 },
139 	{ DA732X_REG_DAC1_R_VOL		, 0x00 },
140 	{ DA732X_REG_DAC1_SEL		, 0x00 },
141 	{ DA732X_REG_DAC1_SOFTMUTE	, 0x00 },
142 	{ DA732X_REG_DAC1_EQ12		, 0x00 },
143 	{ DA732X_REG_DAC1_EQ34		, 0x00 },
144 	{ DA732X_REG_DAC1_EQ5		, 0x00 },
145 	{ DA732X_REG_DAC2_HPF		, 0x00 },
146 	{ DA732X_REG_DAC2_L_VOL		, 0x00 },
147 	{ DA732X_REG_DAC2_R_VOL		, 0x00 },
148 	{ DA732X_REG_DAC2_SEL		, 0x00 },
149 	{ DA732X_REG_DAC2_SOFTMUTE	, 0x00 },
150 	{ DA732X_REG_DAC2_EQ12		, 0x00 },
151 	{ DA732X_REG_DAC2_EQ34		, 0x00 },
152 	{ DA732X_REG_DAC2_EQ5		, 0x00 },
153 	{ DA732X_REG_DAC3_HPF		, 0x00 },
154 	{ DA732X_REG_DAC3_VOL		, 0x00 },
155 	{ DA732X_REG_DAC3_SEL		, 0x00 },
156 	{ DA732X_REG_DAC3_SOFTMUTE	, 0x00 },
157 	{ DA732X_REG_DAC3_EQ12		, 0x00 },
158 	{ DA732X_REG_DAC3_EQ34		, 0x00 },
159 	{ DA732X_REG_DAC3_EQ5		, 0x00 },
160 	{ DA732X_REG_BIQ_BYP		, 0x00 },
161 	{ DA732X_REG_DMA_CMD		, 0x00 },
162 	{ DA732X_REG_DMA_ADDR0		, 0x00 },
163 	{ DA732X_REG_DMA_ADDR1		, 0x00 },
164 	{ DA732X_REG_DMA_DATA0		, 0x00 },
165 	{ DA732X_REG_DMA_DATA1		, 0x00 },
166 	{ DA732X_REG_DMA_DATA2		, 0x00 },
167 	{ DA732X_REG_DMA_DATA3		, 0x00 },
168 	{ DA732X_REG_UNLOCK		, 0x00 },
169 };
170 
171 static inline int da732x_get_input_div(struct snd_soc_codec *codec, int sysclk)
172 {
173 	int val;
174 	int ret;
175 
176 	if (sysclk < DA732X_MCLK_10MHZ) {
177 		val = DA732X_MCLK_RET_0_10MHZ;
178 		ret = DA732X_MCLK_VAL_0_10MHZ;
179 	} else if ((sysclk >= DA732X_MCLK_10MHZ) &&
180 	    (sysclk < DA732X_MCLK_20MHZ)) {
181 		val = DA732X_MCLK_RET_10_20MHZ;
182 		ret = DA732X_MCLK_VAL_10_20MHZ;
183 	} else if ((sysclk >= DA732X_MCLK_20MHZ) &&
184 	    (sysclk < DA732X_MCLK_40MHZ)) {
185 		val = DA732X_MCLK_RET_20_40MHZ;
186 		ret = DA732X_MCLK_VAL_20_40MHZ;
187 	} else if ((sysclk >= DA732X_MCLK_40MHZ) &&
188 	    (sysclk <= DA732X_MCLK_54MHZ)) {
189 		val = DA732X_MCLK_RET_40_54MHZ;
190 		ret = DA732X_MCLK_VAL_40_54MHZ;
191 	} else {
192 		return -EINVAL;
193 	}
194 
195 	snd_soc_write(codec, DA732X_REG_PLL_CTRL, val);
196 
197 	return ret;
198 }
199 
200 static void da732x_set_charge_pump(struct snd_soc_codec *codec, int state)
201 {
202 	switch (state) {
203 	case DA732X_ENABLE_CP:
204 		snd_soc_write(codec, DA732X_REG_CLK_EN2, DA732X_CP_CLK_EN);
205 		snd_soc_write(codec, DA732X_REG_CP_HP2, DA732X_HP_CP_EN |
206 			      DA732X_HP_CP_REG | DA732X_HP_CP_PULSESKIP);
207 		snd_soc_write(codec, DA732X_REG_CP_CTRL1, DA732X_CP_EN |
208 			      DA732X_CP_CTRL_CPVDD1);
209 		snd_soc_write(codec, DA732X_REG_CP_CTRL2,
210 			      DA732X_CP_MANAGE_MAGNITUDE | DA732X_CP_BOOST);
211 		snd_soc_write(codec, DA732X_REG_CP_CTRL3, DA732X_CP_1MHZ);
212 		break;
213 	case DA732X_DISABLE_CP:
214 		snd_soc_write(codec, DA732X_REG_CLK_EN2, DA732X_CP_CLK_DIS);
215 		snd_soc_write(codec, DA732X_REG_CP_HP2, DA732X_HP_CP_DIS);
216 		snd_soc_write(codec, DA732X_REG_CP_CTRL1, DA723X_CP_DIS);
217 		break;
218 	default:
219 		pr_err("Wrong charge pump state\n");
220 		break;
221 	}
222 }
223 
224 static const DECLARE_TLV_DB_SCALE(mic_boost_tlv, DA732X_MIC_PRE_VOL_DB_MIN,
225 				  DA732X_MIC_PRE_VOL_DB_INC, 0);
226 
227 static const DECLARE_TLV_DB_SCALE(mic_pga_tlv, DA732X_MIC_VOL_DB_MIN,
228 				  DA732X_MIC_VOL_DB_INC, 0);
229 
230 static const DECLARE_TLV_DB_SCALE(aux_pga_tlv, DA732X_AUX_VOL_DB_MIN,
231 				  DA732X_AUX_VOL_DB_INC, 0);
232 
233 static const DECLARE_TLV_DB_SCALE(hp_pga_tlv, DA732X_HP_VOL_DB_MIN,
234 				  DA732X_AUX_VOL_DB_INC, 0);
235 
236 static const DECLARE_TLV_DB_SCALE(lin2_pga_tlv, DA732X_LIN2_VOL_DB_MIN,
237 				  DA732X_LIN2_VOL_DB_INC, 0);
238 
239 static const DECLARE_TLV_DB_SCALE(lin3_pga_tlv, DA732X_LIN3_VOL_DB_MIN,
240 				  DA732X_LIN3_VOL_DB_INC, 0);
241 
242 static const DECLARE_TLV_DB_SCALE(lin4_pga_tlv, DA732X_LIN4_VOL_DB_MIN,
243 				  DA732X_LIN4_VOL_DB_INC, 0);
244 
245 static const DECLARE_TLV_DB_SCALE(adc_pga_tlv, DA732X_ADC_VOL_DB_MIN,
246 				  DA732X_ADC_VOL_DB_INC, 0);
247 
248 static const DECLARE_TLV_DB_SCALE(dac_pga_tlv, DA732X_DAC_VOL_DB_MIN,
249 				  DA732X_DAC_VOL_DB_INC, 0);
250 
251 static const DECLARE_TLV_DB_SCALE(eq_band_pga_tlv, DA732X_EQ_BAND_VOL_DB_MIN,
252 				  DA732X_EQ_BAND_VOL_DB_INC, 0);
253 
254 static const DECLARE_TLV_DB_SCALE(eq_overall_tlv, DA732X_EQ_OVERALL_VOL_DB_MIN,
255 				  DA732X_EQ_OVERALL_VOL_DB_INC, 0);
256 
257 /* High Pass Filter */
258 static const char *da732x_hpf_mode[] = {
259 	"Disable", "Music", "Voice",
260 };
261 
262 static const char *da732x_hpf_music[] = {
263 	"1.8Hz", "3.75Hz", "7.5Hz", "15Hz",
264 };
265 
266 static const char *da732x_hpf_voice[] = {
267 	"2.5Hz", "25Hz", "50Hz", "100Hz",
268 	"150Hz", "200Hz", "300Hz", "400Hz"
269 };
270 
271 static SOC_ENUM_SINGLE_DECL(da732x_dac1_hpf_mode_enum,
272 			    DA732X_REG_DAC1_HPF, DA732X_HPF_MODE_SHIFT,
273 			    da732x_hpf_mode);
274 
275 static SOC_ENUM_SINGLE_DECL(da732x_dac2_hpf_mode_enum,
276 			    DA732X_REG_DAC2_HPF, DA732X_HPF_MODE_SHIFT,
277 			    da732x_hpf_mode);
278 
279 static SOC_ENUM_SINGLE_DECL(da732x_dac3_hpf_mode_enum,
280 			    DA732X_REG_DAC3_HPF, DA732X_HPF_MODE_SHIFT,
281 			    da732x_hpf_mode);
282 
283 static SOC_ENUM_SINGLE_DECL(da732x_adc1_hpf_mode_enum,
284 			    DA732X_REG_ADC1_HPF, DA732X_HPF_MODE_SHIFT,
285 			    da732x_hpf_mode);
286 
287 static SOC_ENUM_SINGLE_DECL(da732x_adc2_hpf_mode_enum,
288 			    DA732X_REG_ADC2_HPF, DA732X_HPF_MODE_SHIFT,
289 			    da732x_hpf_mode);
290 
291 static SOC_ENUM_SINGLE_DECL(da732x_dac1_hp_filter_enum,
292 			    DA732X_REG_DAC1_HPF, DA732X_HPF_MUSIC_SHIFT,
293 			    da732x_hpf_music);
294 
295 static SOC_ENUM_SINGLE_DECL(da732x_dac2_hp_filter_enum,
296 			    DA732X_REG_DAC2_HPF, DA732X_HPF_MUSIC_SHIFT,
297 			    da732x_hpf_music);
298 
299 static SOC_ENUM_SINGLE_DECL(da732x_dac3_hp_filter_enum,
300 			    DA732X_REG_DAC3_HPF, DA732X_HPF_MUSIC_SHIFT,
301 			    da732x_hpf_music);
302 
303 static SOC_ENUM_SINGLE_DECL(da732x_adc1_hp_filter_enum,
304 			    DA732X_REG_ADC1_HPF, DA732X_HPF_MUSIC_SHIFT,
305 			    da732x_hpf_music);
306 
307 static SOC_ENUM_SINGLE_DECL(da732x_adc2_hp_filter_enum,
308 			    DA732X_REG_ADC2_HPF, DA732X_HPF_MUSIC_SHIFT,
309 			    da732x_hpf_music);
310 
311 static SOC_ENUM_SINGLE_DECL(da732x_dac1_voice_filter_enum,
312 			    DA732X_REG_DAC1_HPF, DA732X_HPF_VOICE_SHIFT,
313 			    da732x_hpf_voice);
314 
315 static SOC_ENUM_SINGLE_DECL(da732x_dac2_voice_filter_enum,
316 			    DA732X_REG_DAC2_HPF, DA732X_HPF_VOICE_SHIFT,
317 			    da732x_hpf_voice);
318 
319 static SOC_ENUM_SINGLE_DECL(da732x_dac3_voice_filter_enum,
320 			    DA732X_REG_DAC3_HPF, DA732X_HPF_VOICE_SHIFT,
321 			    da732x_hpf_voice);
322 
323 static SOC_ENUM_SINGLE_DECL(da732x_adc1_voice_filter_enum,
324 			    DA732X_REG_ADC1_HPF, DA732X_HPF_VOICE_SHIFT,
325 			    da732x_hpf_voice);
326 
327 static SOC_ENUM_SINGLE_DECL(da732x_adc2_voice_filter_enum,
328 			    DA732X_REG_ADC2_HPF, DA732X_HPF_VOICE_SHIFT,
329 			    da732x_hpf_voice);
330 
331 static int da732x_hpf_set(struct snd_kcontrol *kcontrol,
332 			  struct snd_ctl_elem_value *ucontrol)
333 {
334 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
335 	struct soc_enum *enum_ctrl = (struct soc_enum *)kcontrol->private_value;
336 	unsigned int reg = enum_ctrl->reg;
337 	unsigned int sel = ucontrol->value.integer.value[0];
338 	unsigned int bits;
339 
340 	switch (sel) {
341 	case DA732X_HPF_DISABLED:
342 		bits = DA732X_HPF_DIS;
343 		break;
344 	case DA732X_HPF_VOICE:
345 		bits = DA732X_HPF_VOICE_EN;
346 		break;
347 	case DA732X_HPF_MUSIC:
348 		bits = DA732X_HPF_MUSIC_EN;
349 		break;
350 	default:
351 		return -EINVAL;
352 	}
353 
354 	snd_soc_update_bits(codec, reg, DA732X_HPF_MASK, bits);
355 
356 	return 0;
357 }
358 
359 static int da732x_hpf_get(struct snd_kcontrol *kcontrol,
360 			  struct snd_ctl_elem_value *ucontrol)
361 {
362 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
363 	struct soc_enum *enum_ctrl = (struct soc_enum *)kcontrol->private_value;
364 	unsigned int reg = enum_ctrl->reg;
365 	int val;
366 
367 	val = snd_soc_read(codec, reg) & DA732X_HPF_MASK;
368 
369 	switch (val) {
370 	case DA732X_HPF_VOICE_EN:
371 		ucontrol->value.integer.value[0] = DA732X_HPF_VOICE;
372 		break;
373 	case DA732X_HPF_MUSIC_EN:
374 		ucontrol->value.integer.value[0] = DA732X_HPF_MUSIC;
375 		break;
376 	default:
377 		ucontrol->value.integer.value[0] = DA732X_HPF_DISABLED;
378 		break;
379 	}
380 
381 	return 0;
382 }
383 
384 static const struct snd_kcontrol_new da732x_snd_controls[] = {
385 	/* Input PGAs */
386 	SOC_SINGLE_RANGE_TLV("MIC1 Boost Volume", DA732X_REG_MIC1_PRE,
387 			     DA732X_MICBOOST_SHIFT, DA732X_MICBOOST_MIN,
388 			     DA732X_MICBOOST_MAX, 0, mic_boost_tlv),
389 	SOC_SINGLE_RANGE_TLV("MIC2 Boost Volume", DA732X_REG_MIC2_PRE,
390 			     DA732X_MICBOOST_SHIFT, DA732X_MICBOOST_MIN,
391 			     DA732X_MICBOOST_MAX, 0, mic_boost_tlv),
392 	SOC_SINGLE_RANGE_TLV("MIC3 Boost Volume", DA732X_REG_MIC3_PRE,
393 			     DA732X_MICBOOST_SHIFT, DA732X_MICBOOST_MIN,
394 			     DA732X_MICBOOST_MAX, 0, mic_boost_tlv),
395 
396 	/* MICs */
397 	SOC_SINGLE("MIC1 Switch", DA732X_REG_MIC1, DA732X_MIC_MUTE_SHIFT,
398 		   DA732X_SWITCH_MAX, DA732X_INVERT),
399 	SOC_SINGLE_RANGE_TLV("MIC1 Volume", DA732X_REG_MIC1,
400 			     DA732X_MIC_VOL_SHIFT, DA732X_MIC_VOL_VAL_MIN,
401 			     DA732X_MIC_VOL_VAL_MAX, 0, mic_pga_tlv),
402 	SOC_SINGLE("MIC2 Switch", DA732X_REG_MIC2, DA732X_MIC_MUTE_SHIFT,
403 		   DA732X_SWITCH_MAX, DA732X_INVERT),
404 	SOC_SINGLE_RANGE_TLV("MIC2 Volume", DA732X_REG_MIC2,
405 			     DA732X_MIC_VOL_SHIFT, DA732X_MIC_VOL_VAL_MIN,
406 			     DA732X_MIC_VOL_VAL_MAX, 0, mic_pga_tlv),
407 	SOC_SINGLE("MIC3 Switch", DA732X_REG_MIC3, DA732X_MIC_MUTE_SHIFT,
408 		   DA732X_SWITCH_MAX, DA732X_INVERT),
409 	SOC_SINGLE_RANGE_TLV("MIC3 Volume", DA732X_REG_MIC3,
410 			     DA732X_MIC_VOL_SHIFT, DA732X_MIC_VOL_VAL_MIN,
411 			     DA732X_MIC_VOL_VAL_MAX, 0, mic_pga_tlv),
412 
413 	/* AUXs */
414 	SOC_SINGLE("AUX1L Switch", DA732X_REG_AUX1L, DA732X_AUX_MUTE_SHIFT,
415 		   DA732X_SWITCH_MAX, DA732X_INVERT),
416 	SOC_SINGLE_TLV("AUX1L Volume", DA732X_REG_AUX1L,
417 		       DA732X_AUX_VOL_SHIFT, DA732X_AUX_VOL_VAL_MAX,
418 		       DA732X_NO_INVERT, aux_pga_tlv),
419 	SOC_SINGLE("AUX1R Switch", DA732X_REG_AUX1R, DA732X_AUX_MUTE_SHIFT,
420 		   DA732X_SWITCH_MAX, DA732X_INVERT),
421 	SOC_SINGLE_TLV("AUX1R Volume", DA732X_REG_AUX1R,
422 		       DA732X_AUX_VOL_SHIFT, DA732X_AUX_VOL_VAL_MAX,
423 		       DA732X_NO_INVERT, aux_pga_tlv),
424 
425 	/* ADCs */
426 	SOC_DOUBLE_TLV("ADC1 Volume", DA732X_REG_ADC1_SEL,
427 		       DA732X_ADCL_VOL_SHIFT, DA732X_ADCR_VOL_SHIFT,
428 		       DA732X_ADC_VOL_VAL_MAX, DA732X_INVERT, adc_pga_tlv),
429 
430 	SOC_DOUBLE_TLV("ADC2 Volume", DA732X_REG_ADC2_SEL,
431 		       DA732X_ADCL_VOL_SHIFT, DA732X_ADCR_VOL_SHIFT,
432 		       DA732X_ADC_VOL_VAL_MAX, DA732X_INVERT, adc_pga_tlv),
433 
434 	/* DACs */
435 	SOC_DOUBLE("Digital Playback DAC12 Switch", DA732X_REG_DAC1_SEL,
436 		   DA732X_DACL_MUTE_SHIFT, DA732X_DACR_MUTE_SHIFT,
437 		   DA732X_SWITCH_MAX, DA732X_INVERT),
438 	SOC_DOUBLE_R_TLV("Digital Playback DAC12 Volume", DA732X_REG_DAC1_L_VOL,
439 			 DA732X_REG_DAC1_R_VOL, DA732X_DAC_VOL_SHIFT,
440 			 DA732X_DAC_VOL_VAL_MAX, DA732X_INVERT, dac_pga_tlv),
441 	SOC_SINGLE("Digital Playback DAC3 Switch", DA732X_REG_DAC2_SEL,
442 		   DA732X_DACL_MUTE_SHIFT, DA732X_SWITCH_MAX, DA732X_INVERT),
443 	SOC_SINGLE_TLV("Digital Playback DAC3 Volume", DA732X_REG_DAC2_L_VOL,
444 			DA732X_DAC_VOL_SHIFT, DA732X_DAC_VOL_VAL_MAX,
445 			DA732X_INVERT, dac_pga_tlv),
446 	SOC_SINGLE("Digital Playback DAC4 Switch", DA732X_REG_DAC2_SEL,
447 		   DA732X_DACR_MUTE_SHIFT, DA732X_SWITCH_MAX, DA732X_INVERT),
448 	SOC_SINGLE_TLV("Digital Playback DAC4 Volume", DA732X_REG_DAC2_R_VOL,
449 		       DA732X_DAC_VOL_SHIFT, DA732X_DAC_VOL_VAL_MAX,
450 		       DA732X_INVERT, dac_pga_tlv),
451 	SOC_SINGLE("Digital Playback DAC5 Switch", DA732X_REG_DAC3_SEL,
452 		   DA732X_DACL_MUTE_SHIFT, DA732X_SWITCH_MAX, DA732X_INVERT),
453 	SOC_SINGLE_TLV("Digital Playback DAC5 Volume", DA732X_REG_DAC3_VOL,
454 		       DA732X_DAC_VOL_SHIFT, DA732X_DAC_VOL_VAL_MAX,
455 		       DA732X_INVERT, dac_pga_tlv),
456 
457 	/* High Pass Filters */
458 	SOC_ENUM_EXT("DAC1 High Pass Filter Mode",
459 		     da732x_dac1_hpf_mode_enum, da732x_hpf_get, da732x_hpf_set),
460 	SOC_ENUM("DAC1 High Pass Filter", da732x_dac1_hp_filter_enum),
461 	SOC_ENUM("DAC1 Voice Filter", da732x_dac1_voice_filter_enum),
462 
463 	SOC_ENUM_EXT("DAC2 High Pass Filter Mode",
464 		     da732x_dac2_hpf_mode_enum, da732x_hpf_get, da732x_hpf_set),
465 	SOC_ENUM("DAC2 High Pass Filter", da732x_dac2_hp_filter_enum),
466 	SOC_ENUM("DAC2 Voice Filter", da732x_dac2_voice_filter_enum),
467 
468 	SOC_ENUM_EXT("DAC3 High Pass Filter Mode",
469 		     da732x_dac3_hpf_mode_enum, da732x_hpf_get, da732x_hpf_set),
470 	SOC_ENUM("DAC3 High Pass Filter", da732x_dac3_hp_filter_enum),
471 	SOC_ENUM("DAC3 Filter Mode", da732x_dac3_voice_filter_enum),
472 
473 	SOC_ENUM_EXT("ADC1 High Pass Filter Mode",
474 		     da732x_adc1_hpf_mode_enum, da732x_hpf_get, da732x_hpf_set),
475 	SOC_ENUM("ADC1 High Pass Filter", da732x_adc1_hp_filter_enum),
476 	SOC_ENUM("ADC1 Voice Filter", da732x_adc1_voice_filter_enum),
477 
478 	SOC_ENUM_EXT("ADC2 High Pass Filter Mode",
479 		     da732x_adc2_hpf_mode_enum, da732x_hpf_get, da732x_hpf_set),
480 	SOC_ENUM("ADC2 High Pass Filter", da732x_adc2_hp_filter_enum),
481 	SOC_ENUM("ADC2 Voice Filter", da732x_adc2_voice_filter_enum),
482 
483 	/* Equalizers */
484 	SOC_SINGLE("ADC1 EQ Switch", DA732X_REG_ADC1_EQ5,
485 		   DA732X_EQ_EN_SHIFT, DA732X_EQ_EN_MAX, DA732X_NO_INVERT),
486 	SOC_SINGLE_TLV("ADC1 EQ Band 1 Volume", DA732X_REG_ADC1_EQ12,
487 		       DA732X_EQ_BAND1_SHIFT, DA732X_EQ_VOL_VAL_MAX,
488 		       DA732X_INVERT, eq_band_pga_tlv),
489 	SOC_SINGLE_TLV("ADC1 EQ Band 2 Volume", DA732X_REG_ADC1_EQ12,
490 		       DA732X_EQ_BAND2_SHIFT, DA732X_EQ_VOL_VAL_MAX,
491 		       DA732X_INVERT, eq_band_pga_tlv),
492 	SOC_SINGLE_TLV("ADC1 EQ Band 3 Volume", DA732X_REG_ADC1_EQ34,
493 		       DA732X_EQ_BAND3_SHIFT, DA732X_EQ_VOL_VAL_MAX,
494 		       DA732X_INVERT, eq_band_pga_tlv),
495 	SOC_SINGLE_TLV("ADC1 EQ Band 4 Volume", DA732X_REG_ADC1_EQ34,
496 		       DA732X_EQ_BAND4_SHIFT, DA732X_EQ_VOL_VAL_MAX,
497 		       DA732X_INVERT, eq_band_pga_tlv),
498 	SOC_SINGLE_TLV("ADC1 EQ Band 5 Volume", DA732X_REG_ADC1_EQ5,
499 		       DA732X_EQ_BAND5_SHIFT, DA732X_EQ_VOL_VAL_MAX,
500 		       DA732X_INVERT, eq_band_pga_tlv),
501 	SOC_SINGLE_TLV("ADC1 EQ Overall Volume", DA732X_REG_ADC1_EQ5,
502 		       DA732X_EQ_OVERALL_SHIFT, DA732X_EQ_OVERALL_VOL_VAL_MAX,
503 		       DA732X_INVERT, eq_overall_tlv),
504 
505 	SOC_SINGLE("ADC2 EQ Switch", DA732X_REG_ADC2_EQ5,
506 		   DA732X_EQ_EN_SHIFT, DA732X_EQ_EN_MAX, DA732X_NO_INVERT),
507 	SOC_SINGLE_TLV("ADC2 EQ Band 1 Volume", DA732X_REG_ADC2_EQ12,
508 		       DA732X_EQ_BAND1_SHIFT, DA732X_EQ_VOL_VAL_MAX,
509 		       DA732X_INVERT, eq_band_pga_tlv),
510 	SOC_SINGLE_TLV("ADC2 EQ Band 2 Volume", DA732X_REG_ADC2_EQ12,
511 		       DA732X_EQ_BAND2_SHIFT, DA732X_EQ_VOL_VAL_MAX,
512 		       DA732X_INVERT, eq_band_pga_tlv),
513 	SOC_SINGLE_TLV("ADC2 EQ Band 3 Volume", DA732X_REG_ADC2_EQ34,
514 		       DA732X_EQ_BAND3_SHIFT, DA732X_EQ_VOL_VAL_MAX,
515 		       DA732X_INVERT, eq_band_pga_tlv),
516 	SOC_SINGLE_TLV("ACD2 EQ Band 4 Volume", DA732X_REG_ADC2_EQ34,
517 		       DA732X_EQ_BAND4_SHIFT, DA732X_EQ_VOL_VAL_MAX,
518 		       DA732X_INVERT, eq_band_pga_tlv),
519 	SOC_SINGLE_TLV("ACD2 EQ Band 5 Volume", DA732X_REG_ADC2_EQ5,
520 		       DA732X_EQ_BAND5_SHIFT, DA732X_EQ_VOL_VAL_MAX,
521 		       DA732X_INVERT, eq_band_pga_tlv),
522 	SOC_SINGLE_TLV("ADC2 EQ Overall Volume", DA732X_REG_ADC1_EQ5,
523 		       DA732X_EQ_OVERALL_SHIFT, DA732X_EQ_OVERALL_VOL_VAL_MAX,
524 		       DA732X_INVERT, eq_overall_tlv),
525 
526 	SOC_SINGLE("DAC1 EQ Switch", DA732X_REG_DAC1_EQ5,
527 		   DA732X_EQ_EN_SHIFT, DA732X_EQ_EN_MAX, DA732X_NO_INVERT),
528 	SOC_SINGLE_TLV("DAC1 EQ Band 1 Volume", DA732X_REG_DAC1_EQ12,
529 		       DA732X_EQ_BAND1_SHIFT, DA732X_EQ_VOL_VAL_MAX,
530 		       DA732X_INVERT, eq_band_pga_tlv),
531 	SOC_SINGLE_TLV("DAC1 EQ Band 2 Volume", DA732X_REG_DAC1_EQ12,
532 		       DA732X_EQ_BAND2_SHIFT, DA732X_EQ_VOL_VAL_MAX,
533 		       DA732X_INVERT, eq_band_pga_tlv),
534 	SOC_SINGLE_TLV("DAC1 EQ Band 3 Volume", DA732X_REG_DAC1_EQ34,
535 		       DA732X_EQ_BAND3_SHIFT, DA732X_EQ_VOL_VAL_MAX,
536 		       DA732X_INVERT, eq_band_pga_tlv),
537 	SOC_SINGLE_TLV("DAC1 EQ Band 4 Volume", DA732X_REG_DAC1_EQ34,
538 		       DA732X_EQ_BAND4_SHIFT, DA732X_EQ_VOL_VAL_MAX,
539 		       DA732X_INVERT, eq_band_pga_tlv),
540 	SOC_SINGLE_TLV("DAC1 EQ Band 5 Volume", DA732X_REG_DAC1_EQ5,
541 		       DA732X_EQ_BAND5_SHIFT, DA732X_EQ_VOL_VAL_MAX,
542 		       DA732X_INVERT, eq_band_pga_tlv),
543 
544 	SOC_SINGLE("DAC2 EQ Switch", DA732X_REG_DAC2_EQ5,
545 		   DA732X_EQ_EN_SHIFT, DA732X_EQ_EN_MAX, DA732X_NO_INVERT),
546 	SOC_SINGLE_TLV("DAC2 EQ Band 1 Volume", DA732X_REG_DAC2_EQ12,
547 		       DA732X_EQ_BAND1_SHIFT, DA732X_EQ_VOL_VAL_MAX,
548 		       DA732X_INVERT, eq_band_pga_tlv),
549 	SOC_SINGLE_TLV("DAC2 EQ Band 2 Volume", DA732X_REG_DAC2_EQ12,
550 		       DA732X_EQ_BAND2_SHIFT, DA732X_EQ_VOL_VAL_MAX,
551 		       DA732X_INVERT, eq_band_pga_tlv),
552 	SOC_SINGLE_TLV("DAC2 EQ Band 3 Volume", DA732X_REG_DAC2_EQ34,
553 		       DA732X_EQ_BAND3_SHIFT, DA732X_EQ_VOL_VAL_MAX,
554 		       DA732X_INVERT, eq_band_pga_tlv),
555 	SOC_SINGLE_TLV("DAC2 EQ Band 4 Volume", DA732X_REG_DAC2_EQ34,
556 		       DA732X_EQ_BAND4_SHIFT, DA732X_EQ_VOL_VAL_MAX,
557 		       DA732X_INVERT, eq_band_pga_tlv),
558 	SOC_SINGLE_TLV("DAC2 EQ Band 5 Volume", DA732X_REG_DAC2_EQ5,
559 		       DA732X_EQ_BAND5_SHIFT, DA732X_EQ_VOL_VAL_MAX,
560 		       DA732X_INVERT, eq_band_pga_tlv),
561 
562 	SOC_SINGLE("DAC3 EQ Switch", DA732X_REG_DAC3_EQ5,
563 		   DA732X_EQ_EN_SHIFT, DA732X_EQ_EN_MAX, DA732X_NO_INVERT),
564 	SOC_SINGLE_TLV("DAC3 EQ Band 1 Volume", DA732X_REG_DAC3_EQ12,
565 		       DA732X_EQ_BAND1_SHIFT, DA732X_EQ_VOL_VAL_MAX,
566 		       DA732X_INVERT, eq_band_pga_tlv),
567 	SOC_SINGLE_TLV("DAC3 EQ Band 2 Volume", DA732X_REG_DAC3_EQ12,
568 		       DA732X_EQ_BAND2_SHIFT, DA732X_EQ_VOL_VAL_MAX,
569 		       DA732X_INVERT, eq_band_pga_tlv),
570 	SOC_SINGLE_TLV("DAC3 EQ Band 3 Volume", DA732X_REG_DAC3_EQ34,
571 		       DA732X_EQ_BAND3_SHIFT, DA732X_EQ_VOL_VAL_MAX,
572 		       DA732X_INVERT, eq_band_pga_tlv),
573 	SOC_SINGLE_TLV("DAC3 EQ Band 4 Volume", DA732X_REG_DAC3_EQ34,
574 		       DA732X_EQ_BAND4_SHIFT, DA732X_EQ_VOL_VAL_MAX,
575 		       DA732X_INVERT, eq_band_pga_tlv),
576 	SOC_SINGLE_TLV("DAC3 EQ Band 5 Volume", DA732X_REG_DAC3_EQ5,
577 		       DA732X_EQ_BAND5_SHIFT, DA732X_EQ_VOL_VAL_MAX,
578 		       DA732X_INVERT, eq_band_pga_tlv),
579 
580 	/* Lineout 2 Reciever*/
581 	SOC_SINGLE("Lineout 2 Switch", DA732X_REG_LIN2, DA732X_LOUT_MUTE_SHIFT,
582 		   DA732X_SWITCH_MAX, DA732X_INVERT),
583 	SOC_SINGLE_TLV("Lineout 2 Volume", DA732X_REG_LIN2,
584 		       DA732X_LOUT_VOL_SHIFT, DA732X_LOUT_VOL_VAL_MAX,
585 		       DA732X_NO_INVERT, lin2_pga_tlv),
586 
587 	/* Lineout 3 SPEAKER*/
588 	SOC_SINGLE("Lineout 3 Switch", DA732X_REG_LIN3, DA732X_LOUT_MUTE_SHIFT,
589 		   DA732X_SWITCH_MAX, DA732X_INVERT),
590 	SOC_SINGLE_TLV("Lineout 3 Volume", DA732X_REG_LIN3,
591 		       DA732X_LOUT_VOL_SHIFT, DA732X_LOUT_VOL_VAL_MAX,
592 		       DA732X_NO_INVERT, lin3_pga_tlv),
593 
594 	/* Lineout 4 */
595 	SOC_SINGLE("Lineout 4 Switch", DA732X_REG_LIN4, DA732X_LOUT_MUTE_SHIFT,
596 		   DA732X_SWITCH_MAX, DA732X_INVERT),
597 	SOC_SINGLE_TLV("Lineout 4 Volume", DA732X_REG_LIN4,
598 		       DA732X_LOUT_VOL_SHIFT, DA732X_LOUT_VOL_VAL_MAX,
599 		       DA732X_NO_INVERT, lin4_pga_tlv),
600 
601 	/* Headphones */
602 	SOC_DOUBLE_R("Headphone Switch", DA732X_REG_HPR, DA732X_REG_HPL,
603 		     DA732X_HP_MUTE_SHIFT, DA732X_SWITCH_MAX, DA732X_INVERT),
604 	SOC_DOUBLE_R_TLV("Headphone Volume", DA732X_REG_HPL_VOL,
605 			 DA732X_REG_HPR_VOL, DA732X_HP_VOL_SHIFT,
606 			 DA732X_HP_VOL_VAL_MAX, DA732X_NO_INVERT, hp_pga_tlv),
607 };
608 
609 static int da732x_adc_event(struct snd_soc_dapm_widget *w,
610 			    struct snd_kcontrol *kcontrol, int event)
611 {
612 	struct snd_soc_codec *codec = w->codec;
613 
614 	switch (event) {
615 	case SND_SOC_DAPM_POST_PMU:
616 		switch (w->reg) {
617 		case DA732X_REG_ADC1_PD:
618 			snd_soc_update_bits(codec, DA732X_REG_CLK_EN3,
619 					    DA732X_ADCA_BB_CLK_EN,
620 					    DA732X_ADCA_BB_CLK_EN);
621 			break;
622 		case DA732X_REG_ADC2_PD:
623 			snd_soc_update_bits(codec, DA732X_REG_CLK_EN3,
624 					    DA732X_ADCC_BB_CLK_EN,
625 					    DA732X_ADCC_BB_CLK_EN);
626 			break;
627 		default:
628 			return -EINVAL;
629 		}
630 
631 		snd_soc_update_bits(codec, w->reg, DA732X_ADC_RST_MASK,
632 				    DA732X_ADC_SET_ACT);
633 		snd_soc_update_bits(codec, w->reg, DA732X_ADC_PD_MASK,
634 				    DA732X_ADC_ON);
635 		break;
636 	case SND_SOC_DAPM_POST_PMD:
637 		snd_soc_update_bits(codec, w->reg, DA732X_ADC_PD_MASK,
638 				    DA732X_ADC_OFF);
639 		snd_soc_update_bits(codec, w->reg, DA732X_ADC_RST_MASK,
640 				    DA732X_ADC_SET_RST);
641 
642 		switch (w->reg) {
643 		case DA732X_REG_ADC1_PD:
644 			snd_soc_update_bits(codec, DA732X_REG_CLK_EN3,
645 					    DA732X_ADCA_BB_CLK_EN, 0);
646 			break;
647 		case DA732X_REG_ADC2_PD:
648 			snd_soc_update_bits(codec, DA732X_REG_CLK_EN3,
649 					    DA732X_ADCC_BB_CLK_EN, 0);
650 			break;
651 		default:
652 			return -EINVAL;
653 		}
654 
655 		break;
656 	default:
657 		return -EINVAL;
658 	}
659 
660 	return 0;
661 }
662 
663 static int da732x_out_pga_event(struct snd_soc_dapm_widget *w,
664 				struct snd_kcontrol *kcontrol, int event)
665 {
666 	struct snd_soc_codec *codec = w->codec;
667 
668 	switch (event) {
669 	case SND_SOC_DAPM_POST_PMU:
670 		snd_soc_update_bits(codec, w->reg,
671 				    (1 << w->shift) | DA732X_OUT_HIZ_EN,
672 				    (1 << w->shift) | DA732X_OUT_HIZ_EN);
673 		break;
674 	case SND_SOC_DAPM_POST_PMD:
675 		snd_soc_update_bits(codec, w->reg,
676 				    (1 << w->shift) | DA732X_OUT_HIZ_EN,
677 				    (1 << w->shift) | DA732X_OUT_HIZ_DIS);
678 		break;
679 	default:
680 		return -EINVAL;
681 	}
682 
683 	return 0;
684 }
685 
686 static const char *adcl_text[] = {
687 	"AUX1L", "MIC1"
688 };
689 
690 static const char *adcr_text[] = {
691 	"AUX1R", "MIC2", "MIC3"
692 };
693 
694 static const char *enable_text[] = {
695 	"Disabled",
696 	"Enabled"
697 };
698 
699 /* ADC1LMUX */
700 static SOC_ENUM_SINGLE_DECL(adc1l_enum,
701 			    DA732X_REG_INP_MUX, DA732X_ADC1L_MUX_SEL_SHIFT,
702 			    adcl_text);
703 static const struct snd_kcontrol_new adc1l_mux =
704 	SOC_DAPM_ENUM("ADC Route", adc1l_enum);
705 
706 /* ADC1RMUX */
707 static SOC_ENUM_SINGLE_DECL(adc1r_enum,
708 			    DA732X_REG_INP_MUX, DA732X_ADC1R_MUX_SEL_SHIFT,
709 			    adcr_text);
710 static const struct snd_kcontrol_new adc1r_mux =
711 	SOC_DAPM_ENUM("ADC Route", adc1r_enum);
712 
713 /* ADC2LMUX */
714 static SOC_ENUM_SINGLE_DECL(adc2l_enum,
715 			    DA732X_REG_INP_MUX, DA732X_ADC2L_MUX_SEL_SHIFT,
716 			    adcl_text);
717 static const struct snd_kcontrol_new adc2l_mux =
718 	SOC_DAPM_ENUM("ADC Route", adc2l_enum);
719 
720 /* ADC2RMUX */
721 static SOC_ENUM_SINGLE_DECL(adc2r_enum,
722 			    DA732X_REG_INP_MUX, DA732X_ADC2R_MUX_SEL_SHIFT,
723 			    adcr_text);
724 
725 static const struct snd_kcontrol_new adc2r_mux =
726 	SOC_DAPM_ENUM("ADC Route", adc2r_enum);
727 
728 static SOC_ENUM_SINGLE_DECL(da732x_hp_left_output,
729 			    DA732X_REG_HPL, DA732X_HP_OUT_DAC_EN_SHIFT,
730 			    enable_text);
731 
732 static const struct snd_kcontrol_new hpl_mux =
733 	SOC_DAPM_ENUM("HPL Switch", da732x_hp_left_output);
734 
735 static SOC_ENUM_SINGLE_DECL(da732x_hp_right_output,
736 			    DA732X_REG_HPR, DA732X_HP_OUT_DAC_EN_SHIFT,
737 			    enable_text);
738 
739 static const struct snd_kcontrol_new hpr_mux =
740 	SOC_DAPM_ENUM("HPR Switch", da732x_hp_right_output);
741 
742 static SOC_ENUM_SINGLE_DECL(da732x_speaker_output,
743 			    DA732X_REG_LIN3, DA732X_LOUT_DAC_EN_SHIFT,
744 			    enable_text);
745 
746 static const struct snd_kcontrol_new spk_mux =
747 	SOC_DAPM_ENUM("SPK Switch", da732x_speaker_output);
748 
749 static SOC_ENUM_SINGLE_DECL(da732x_lout4_output,
750 			    DA732X_REG_LIN4, DA732X_LOUT_DAC_EN_SHIFT,
751 			    enable_text);
752 
753 static const struct snd_kcontrol_new lout4_mux =
754 	SOC_DAPM_ENUM("LOUT4 Switch", da732x_lout4_output);
755 
756 static SOC_ENUM_SINGLE_DECL(da732x_lout2_output,
757 			    DA732X_REG_LIN2, DA732X_LOUT_DAC_EN_SHIFT,
758 			    enable_text);
759 
760 static const struct snd_kcontrol_new lout2_mux =
761 	SOC_DAPM_ENUM("LOUT2 Switch", da732x_lout2_output);
762 
763 static const struct snd_soc_dapm_widget da732x_dapm_widgets[] = {
764 	/* Supplies */
765 	SND_SOC_DAPM_SUPPLY("ADC1 Supply", DA732X_REG_ADC1_PD, 0,
766 			    DA732X_NO_INVERT, da732x_adc_event,
767 			    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
768 	SND_SOC_DAPM_SUPPLY("ADC2 Supply", DA732X_REG_ADC2_PD, 0,
769 			    DA732X_NO_INVERT, da732x_adc_event,
770 			    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
771 	SND_SOC_DAPM_SUPPLY("DAC1 CLK", DA732X_REG_CLK_EN4,
772 			    DA732X_DACA_BB_CLK_SHIFT, DA732X_NO_INVERT,
773 			    NULL, 0),
774 	SND_SOC_DAPM_SUPPLY("DAC2 CLK", DA732X_REG_CLK_EN4,
775 			    DA732X_DACC_BB_CLK_SHIFT, DA732X_NO_INVERT,
776 			    NULL, 0),
777 	SND_SOC_DAPM_SUPPLY("DAC3 CLK", DA732X_REG_CLK_EN5,
778 			    DA732X_DACE_BB_CLK_SHIFT, DA732X_NO_INVERT,
779 			    NULL, 0),
780 
781 	/* Micbias */
782 	SND_SOC_DAPM_SUPPLY("MICBIAS1", DA732X_REG_MICBIAS1,
783 			    DA732X_MICBIAS_EN_SHIFT,
784 			    DA732X_NO_INVERT, NULL, 0),
785 	SND_SOC_DAPM_SUPPLY("MICBIAS2", DA732X_REG_MICBIAS2,
786 			    DA732X_MICBIAS_EN_SHIFT,
787 			    DA732X_NO_INVERT, NULL, 0),
788 
789 	/* Inputs */
790 	SND_SOC_DAPM_INPUT("MIC1"),
791 	SND_SOC_DAPM_INPUT("MIC2"),
792 	SND_SOC_DAPM_INPUT("MIC3"),
793 	SND_SOC_DAPM_INPUT("AUX1L"),
794 	SND_SOC_DAPM_INPUT("AUX1R"),
795 
796 	/* Outputs */
797 	SND_SOC_DAPM_OUTPUT("HPL"),
798 	SND_SOC_DAPM_OUTPUT("HPR"),
799 	SND_SOC_DAPM_OUTPUT("LOUTL"),
800 	SND_SOC_DAPM_OUTPUT("LOUTR"),
801 	SND_SOC_DAPM_OUTPUT("ClassD"),
802 
803 	/* ADCs */
804 	SND_SOC_DAPM_ADC("ADC1L", NULL, DA732X_REG_ADC1_SEL,
805 			 DA732X_ADCL_EN_SHIFT, DA732X_NO_INVERT),
806 	SND_SOC_DAPM_ADC("ADC1R", NULL, DA732X_REG_ADC1_SEL,
807 			 DA732X_ADCR_EN_SHIFT, DA732X_NO_INVERT),
808 	SND_SOC_DAPM_ADC("ADC2L", NULL, DA732X_REG_ADC2_SEL,
809 			 DA732X_ADCL_EN_SHIFT, DA732X_NO_INVERT),
810 	SND_SOC_DAPM_ADC("ADC2R", NULL, DA732X_REG_ADC2_SEL,
811 			 DA732X_ADCR_EN_SHIFT, DA732X_NO_INVERT),
812 
813 	/* DACs */
814 	SND_SOC_DAPM_DAC("DAC1L", NULL, DA732X_REG_DAC1_SEL,
815 			 DA732X_DACL_EN_SHIFT, DA732X_NO_INVERT),
816 	SND_SOC_DAPM_DAC("DAC1R", NULL, DA732X_REG_DAC1_SEL,
817 			 DA732X_DACR_EN_SHIFT, DA732X_NO_INVERT),
818 	SND_SOC_DAPM_DAC("DAC2L", NULL, DA732X_REG_DAC2_SEL,
819 			 DA732X_DACL_EN_SHIFT, DA732X_NO_INVERT),
820 	SND_SOC_DAPM_DAC("DAC2R", NULL, DA732X_REG_DAC2_SEL,
821 			 DA732X_DACR_EN_SHIFT, DA732X_NO_INVERT),
822 	SND_SOC_DAPM_DAC("DAC3", NULL, DA732X_REG_DAC3_SEL,
823 			 DA732X_DACL_EN_SHIFT, DA732X_NO_INVERT),
824 
825 	/* Input Pgas */
826 	SND_SOC_DAPM_PGA("MIC1 PGA", DA732X_REG_MIC1, DA732X_MIC_EN_SHIFT,
827 			 0, NULL, 0),
828 	SND_SOC_DAPM_PGA("MIC2 PGA", DA732X_REG_MIC2, DA732X_MIC_EN_SHIFT,
829 			 0, NULL, 0),
830 	SND_SOC_DAPM_PGA("MIC3 PGA", DA732X_REG_MIC3, DA732X_MIC_EN_SHIFT,
831 			 0, NULL, 0),
832 	SND_SOC_DAPM_PGA("AUX1L PGA", DA732X_REG_AUX1L, DA732X_AUX_EN_SHIFT,
833 			 0, NULL, 0),
834 	SND_SOC_DAPM_PGA("AUX1R PGA", DA732X_REG_AUX1R, DA732X_AUX_EN_SHIFT,
835 			 0, NULL, 0),
836 
837 	SND_SOC_DAPM_PGA_E("HP Left", DA732X_REG_HPL, DA732X_HP_OUT_EN_SHIFT,
838 			   0, NULL, 0, da732x_out_pga_event,
839 			   SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
840 	SND_SOC_DAPM_PGA_E("HP Right", DA732X_REG_HPR, DA732X_HP_OUT_EN_SHIFT,
841 			   0, NULL, 0, da732x_out_pga_event,
842 			   SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
843 	SND_SOC_DAPM_PGA_E("LIN2", DA732X_REG_LIN2, DA732X_LIN_OUT_EN_SHIFT,
844 			   0, NULL, 0, da732x_out_pga_event,
845 			   SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
846 	SND_SOC_DAPM_PGA_E("LIN3", DA732X_REG_LIN3, DA732X_LIN_OUT_EN_SHIFT,
847 			   0, NULL, 0, da732x_out_pga_event,
848 			   SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
849 	SND_SOC_DAPM_PGA_E("LIN4", DA732X_REG_LIN4, DA732X_LIN_OUT_EN_SHIFT,
850 			   0, NULL, 0, da732x_out_pga_event,
851 			   SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
852 
853 	/* MUXs */
854 	SND_SOC_DAPM_MUX("ADC1 Left MUX", SND_SOC_NOPM, 0, 0, &adc1l_mux),
855 	SND_SOC_DAPM_MUX("ADC1 Right MUX", SND_SOC_NOPM, 0, 0, &adc1r_mux),
856 	SND_SOC_DAPM_MUX("ADC2 Left MUX", SND_SOC_NOPM, 0, 0, &adc2l_mux),
857 	SND_SOC_DAPM_MUX("ADC2 Right MUX", SND_SOC_NOPM, 0, 0, &adc2r_mux),
858 
859 	SND_SOC_DAPM_MUX("HP Left MUX", SND_SOC_NOPM, 0, 0, &hpl_mux),
860 	SND_SOC_DAPM_MUX("HP Right MUX", SND_SOC_NOPM, 0, 0, &hpr_mux),
861 	SND_SOC_DAPM_MUX("Speaker MUX", SND_SOC_NOPM, 0, 0, &spk_mux),
862 	SND_SOC_DAPM_MUX("LOUT2 MUX", SND_SOC_NOPM, 0, 0, &lout2_mux),
863 	SND_SOC_DAPM_MUX("LOUT4 MUX", SND_SOC_NOPM, 0, 0, &lout4_mux),
864 
865 	/* AIF interfaces */
866 	SND_SOC_DAPM_AIF_OUT("AIFA Output", "AIFA Capture", 0, DA732X_REG_AIFA3,
867 			     DA732X_AIF_EN_SHIFT, 0),
868 	SND_SOC_DAPM_AIF_IN("AIFA Input", "AIFA Playback", 0, DA732X_REG_AIFA3,
869 			    DA732X_AIF_EN_SHIFT, 0),
870 
871 	SND_SOC_DAPM_AIF_OUT("AIFB Output", "AIFB Capture", 0, DA732X_REG_AIFB3,
872 			     DA732X_AIF_EN_SHIFT, 0),
873 	SND_SOC_DAPM_AIF_IN("AIFB Input", "AIFB Playback", 0, DA732X_REG_AIFB3,
874 			    DA732X_AIF_EN_SHIFT, 0),
875 };
876 
877 static const struct snd_soc_dapm_route da732x_dapm_routes[] = {
878 	/* Inputs */
879 	{"AUX1L PGA", "NULL", "AUX1L"},
880 	{"AUX1R PGA", "NULL", "AUX1R"},
881 	{"MIC1 PGA", NULL, "MIC1"},
882 	{"MIC2 PGA", "NULL", "MIC2"},
883 	{"MIC3 PGA", "NULL", "MIC3"},
884 
885 	/* Capture Path */
886 	{"ADC1 Left MUX", "MIC1", "MIC1 PGA"},
887 	{"ADC1 Left MUX", "AUX1L", "AUX1L PGA"},
888 
889 	{"ADC1 Right MUX", "AUX1R", "AUX1R PGA"},
890 	{"ADC1 Right MUX", "MIC2", "MIC2 PGA"},
891 	{"ADC1 Right MUX", "MIC3", "MIC3 PGA"},
892 
893 	{"ADC2 Left MUX", "AUX1L", "AUX1L PGA"},
894 	{"ADC2 Left MUX", "MIC1", "MIC1 PGA"},
895 
896 	{"ADC2 Right MUX", "AUX1R", "AUX1R PGA"},
897 	{"ADC2 Right MUX", "MIC2", "MIC2 PGA"},
898 	{"ADC2 Right MUX", "MIC3", "MIC3 PGA"},
899 
900 	{"ADC1L", NULL, "ADC1 Supply"},
901 	{"ADC1R", NULL, "ADC1 Supply"},
902 	{"ADC2L", NULL, "ADC2 Supply"},
903 	{"ADC2R", NULL, "ADC2 Supply"},
904 
905 	{"ADC1L", NULL, "ADC1 Left MUX"},
906 	{"ADC1R", NULL, "ADC1 Right MUX"},
907 	{"ADC2L", NULL, "ADC2 Left MUX"},
908 	{"ADC2R", NULL, "ADC2 Right MUX"},
909 
910 	{"AIFA Output", NULL, "ADC1L"},
911 	{"AIFA Output", NULL, "ADC1R"},
912 	{"AIFB Output", NULL, "ADC2L"},
913 	{"AIFB Output", NULL, "ADC2R"},
914 
915 	{"HP Left MUX", "Enabled", "AIFA Input"},
916 	{"HP Right MUX", "Enabled", "AIFA Input"},
917 	{"Speaker MUX", "Enabled", "AIFB Input"},
918 	{"LOUT2 MUX", "Enabled", "AIFB Input"},
919 	{"LOUT4 MUX", "Enabled", "AIFB Input"},
920 
921 	{"DAC1L", NULL, "DAC1 CLK"},
922 	{"DAC1R", NULL, "DAC1 CLK"},
923 	{"DAC2L", NULL, "DAC2 CLK"},
924 	{"DAC2R", NULL, "DAC2 CLK"},
925 	{"DAC3", NULL, "DAC3 CLK"},
926 
927 	{"DAC1L", NULL, "HP Left MUX"},
928 	{"DAC1R", NULL, "HP Right MUX"},
929 	{"DAC2L", NULL, "Speaker MUX"},
930 	{"DAC2R", NULL, "LOUT4 MUX"},
931 	{"DAC3", NULL, "LOUT2 MUX"},
932 
933 	/* Output Pgas */
934 	{"HP Left", NULL, "DAC1L"},
935 	{"HP Right", NULL, "DAC1R"},
936 	{"LIN3", NULL, "DAC2L"},
937 	{"LIN4", NULL, "DAC2R"},
938 	{"LIN2", NULL, "DAC3"},
939 
940 	/* Outputs */
941 	{"ClassD", NULL, "LIN3"},
942 	{"LOUTL", NULL, "LIN2"},
943 	{"LOUTR", NULL, "LIN4"},
944 	{"HPL", NULL, "HP Left"},
945 	{"HPR", NULL, "HP Right"},
946 };
947 
948 static int da732x_hw_params(struct snd_pcm_substream *substream,
949 			    struct snd_pcm_hw_params *params,
950 			    struct snd_soc_dai *dai)
951 {
952 	struct snd_soc_codec *codec = dai->codec;
953 	u32 aif = 0;
954 	u32 reg_aif;
955 	u32 fs;
956 
957 	reg_aif = dai->driver->base;
958 
959 	switch (params_width(params)) {
960 	case 16:
961 		aif |= DA732X_AIF_WORD_16;
962 		break;
963 	case 20:
964 		aif |= DA732X_AIF_WORD_20;
965 		break;
966 	case 24:
967 		aif |= DA732X_AIF_WORD_24;
968 		break;
969 	case 32:
970 		aif |= DA732X_AIF_WORD_32;
971 		break;
972 	default:
973 		return -EINVAL;
974 	}
975 
976 	switch (params_rate(params)) {
977 	case 8000:
978 		fs = DA732X_SR_8KHZ;
979 		break;
980 	case 11025:
981 		fs = DA732X_SR_11_025KHZ;
982 		break;
983 	case 12000:
984 		fs = DA732X_SR_12KHZ;
985 		break;
986 	case 16000:
987 		fs = DA732X_SR_16KHZ;
988 		break;
989 	case 22050:
990 		fs = DA732X_SR_22_05KHZ;
991 		break;
992 	case 24000:
993 		fs = DA732X_SR_24KHZ;
994 		break;
995 	case 32000:
996 		fs = DA732X_SR_32KHZ;
997 		break;
998 	case 44100:
999 		fs = DA732X_SR_44_1KHZ;
1000 		break;
1001 	case 48000:
1002 		fs = DA732X_SR_48KHZ;
1003 		break;
1004 	case 88100:
1005 		fs = DA732X_SR_88_1KHZ;
1006 		break;
1007 	case 96000:
1008 		fs = DA732X_SR_96KHZ;
1009 		break;
1010 	default:
1011 		return -EINVAL;
1012 	}
1013 
1014 	snd_soc_update_bits(codec, reg_aif, DA732X_AIF_WORD_MASK, aif);
1015 	snd_soc_update_bits(codec, DA732X_REG_CLK_CTRL, DA732X_SR1_MASK, fs);
1016 
1017 	return 0;
1018 }
1019 
1020 static int da732x_set_dai_fmt(struct snd_soc_dai *dai, u32 fmt)
1021 {
1022 	struct snd_soc_codec *codec = dai->codec;
1023 	u32 aif_mclk, pc_count;
1024 	u32 reg_aif1, aif1;
1025 	u32 reg_aif3, aif3;
1026 
1027 	switch (dai->id) {
1028 	case DA732X_DAI_ID1:
1029 		reg_aif1 = DA732X_REG_AIFA1;
1030 		reg_aif3 = DA732X_REG_AIFA3;
1031 		pc_count = DA732X_PC_PULSE_AIFA | DA732X_PC_RESYNC_NOT_AUT |
1032 			   DA732X_PC_SAME;
1033 		break;
1034 	case DA732X_DAI_ID2:
1035 		reg_aif1 = DA732X_REG_AIFB1;
1036 		reg_aif3 = DA732X_REG_AIFB3;
1037 		pc_count = DA732X_PC_PULSE_AIFB | DA732X_PC_RESYNC_NOT_AUT |
1038 			   DA732X_PC_SAME;
1039 		break;
1040 	default:
1041 		return -EINVAL;
1042 	}
1043 
1044 	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1045 	case SND_SOC_DAIFMT_CBS_CFS:
1046 		aif1 = DA732X_AIF_SLAVE;
1047 		aif_mclk = DA732X_AIFM_FRAME_64 | DA732X_AIFM_SRC_SEL_AIFA;
1048 		break;
1049 	case SND_SOC_DAIFMT_CBM_CFM:
1050 		aif1 = DA732X_AIF_CLK_FROM_SRC;
1051 		aif_mclk = DA732X_CLK_GENERATION_AIF_A;
1052 		break;
1053 	default:
1054 		return -EINVAL;
1055 	}
1056 
1057 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1058 	case SND_SOC_DAIFMT_I2S:
1059 		aif3 = DA732X_AIF_I2S_MODE;
1060 		break;
1061 	case SND_SOC_DAIFMT_RIGHT_J:
1062 		aif3 = DA732X_AIF_RIGHT_J_MODE;
1063 		break;
1064 	case SND_SOC_DAIFMT_LEFT_J:
1065 		aif3 = DA732X_AIF_LEFT_J_MODE;
1066 		break;
1067 	case SND_SOC_DAIFMT_DSP_B:
1068 		aif3 = DA732X_AIF_DSP_MODE;
1069 		break;
1070 	default:
1071 		return -EINVAL;
1072 	}
1073 
1074 	/* Clock inversion */
1075 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1076 	case SND_SOC_DAIFMT_DSP_B:
1077 		switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1078 		case SND_SOC_DAIFMT_NB_NF:
1079 			break;
1080 		case SND_SOC_DAIFMT_IB_NF:
1081 			aif3 |= DA732X_AIF_BCLK_INV;
1082 			break;
1083 		default:
1084 			return -EINVAL;
1085 		}
1086 		break;
1087 	case SND_SOC_DAIFMT_I2S:
1088 	case SND_SOC_DAIFMT_RIGHT_J:
1089 	case SND_SOC_DAIFMT_LEFT_J:
1090 		switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1091 		case SND_SOC_DAIFMT_NB_NF:
1092 			break;
1093 		case SND_SOC_DAIFMT_IB_IF:
1094 			aif3 |= DA732X_AIF_BCLK_INV | DA732X_AIF_WCLK_INV;
1095 			break;
1096 		case SND_SOC_DAIFMT_IB_NF:
1097 			aif3 |= DA732X_AIF_BCLK_INV;
1098 			break;
1099 		case SND_SOC_DAIFMT_NB_IF:
1100 			aif3 |= DA732X_AIF_WCLK_INV;
1101 			break;
1102 		default:
1103 			return -EINVAL;
1104 		}
1105 		break;
1106 	default:
1107 		return -EINVAL;
1108 	}
1109 
1110 	snd_soc_write(codec, DA732X_REG_AIF_MCLK, aif_mclk);
1111 	snd_soc_update_bits(codec, reg_aif1, DA732X_AIF1_CLK_MASK, aif1);
1112 	snd_soc_update_bits(codec, reg_aif3, DA732X_AIF_BCLK_INV |
1113 			    DA732X_AIF_WCLK_INV | DA732X_AIF_MODE_MASK, aif3);
1114 	snd_soc_write(codec, DA732X_REG_PC_CTRL, pc_count);
1115 
1116 	return 0;
1117 }
1118 
1119 
1120 
1121 static int da732x_set_dai_pll(struct snd_soc_codec *codec, int pll_id,
1122 			      int source, unsigned int freq_in,
1123 			      unsigned int freq_out)
1124 {
1125 	struct da732x_priv *da732x = snd_soc_codec_get_drvdata(codec);
1126 	int fref, indiv;
1127 	u8 div_lo, div_mid, div_hi;
1128 	u64 frac_div;
1129 
1130 	/* Disable PLL */
1131 	if (freq_out == 0) {
1132 		snd_soc_update_bits(codec, DA732X_REG_PLL_CTRL,
1133 				    DA732X_PLL_EN, 0);
1134 		da732x->pll_en = false;
1135 		return 0;
1136 	}
1137 
1138 	if (da732x->pll_en)
1139 		return -EBUSY;
1140 
1141 	if (source == DA732X_SRCCLK_MCLK) {
1142 		/* Validate Sysclk rate */
1143 		switch (da732x->sysclk) {
1144 		case 11290000:
1145 		case 12288000:
1146 		case 22580000:
1147 		case 24576000:
1148 		case 45160000:
1149 		case 49152000:
1150 			snd_soc_write(codec, DA732X_REG_PLL_CTRL,
1151 				      DA732X_PLL_BYPASS);
1152 			return 0;
1153 		default:
1154 			dev_err(codec->dev,
1155 				"Cannot use PLL Bypass, invalid SYSCLK rate\n");
1156 			return -EINVAL;
1157 		}
1158 	}
1159 
1160 	indiv = da732x_get_input_div(codec, da732x->sysclk);
1161 	if (indiv < 0)
1162 		return indiv;
1163 
1164 	fref = (da732x->sysclk / indiv);
1165 	div_hi = freq_out / fref;
1166 	frac_div = (u64)(freq_out % fref) * 8192ULL;
1167 	do_div(frac_div, fref);
1168 	div_mid = (frac_div >> DA732X_1BYTE_SHIFT) & DA732X_U8_MASK;
1169 	div_lo = (frac_div) & DA732X_U8_MASK;
1170 
1171 	snd_soc_write(codec, DA732X_REG_PLL_DIV_LO, div_lo);
1172 	snd_soc_write(codec, DA732X_REG_PLL_DIV_MID, div_mid);
1173 	snd_soc_write(codec, DA732X_REG_PLL_DIV_HI, div_hi);
1174 
1175 	snd_soc_update_bits(codec, DA732X_REG_PLL_CTRL, DA732X_PLL_EN,
1176 			    DA732X_PLL_EN);
1177 
1178 	da732x->pll_en = true;
1179 
1180 	return 0;
1181 }
1182 
1183 static int da732x_set_dai_sysclk(struct snd_soc_dai *dai, int clk_id,
1184 				 unsigned int freq, int dir)
1185 {
1186 	struct snd_soc_codec *codec = dai->codec;
1187 	struct da732x_priv *da732x = snd_soc_codec_get_drvdata(codec);
1188 
1189 	da732x->sysclk = freq;
1190 
1191 	return 0;
1192 }
1193 
1194 #define DA732X_RATES	SNDRV_PCM_RATE_8000_96000
1195 
1196 #define	DA732X_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1197 			SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1198 
1199 static struct snd_soc_dai_ops da732x_dai1_ops = {
1200 	.hw_params	= da732x_hw_params,
1201 	.set_fmt	= da732x_set_dai_fmt,
1202 	.set_sysclk	= da732x_set_dai_sysclk,
1203 };
1204 
1205 static struct snd_soc_dai_ops da732x_dai2_ops = {
1206 	.hw_params	= da732x_hw_params,
1207 	.set_fmt	= da732x_set_dai_fmt,
1208 	.set_sysclk	= da732x_set_dai_sysclk,
1209 };
1210 
1211 static struct snd_soc_dai_driver da732x_dai[] = {
1212 	{
1213 		.name	= "DA732X_AIFA",
1214 		.id	= DA732X_DAI_ID1,
1215 		.base	= DA732X_REG_AIFA1,
1216 		.playback = {
1217 			.stream_name = "AIFA Playback",
1218 			.channels_min = 1,
1219 			.channels_max = 2,
1220 			.rates = DA732X_RATES,
1221 			.formats = DA732X_FORMATS,
1222 		},
1223 		.capture = {
1224 			.stream_name = "AIFA Capture",
1225 			.channels_min = 1,
1226 			.channels_max = 2,
1227 			.rates = DA732X_RATES,
1228 			.formats = DA732X_FORMATS,
1229 		},
1230 		.ops = &da732x_dai1_ops,
1231 	},
1232 	{
1233 		.name	= "DA732X_AIFB",
1234 		.id	= DA732X_DAI_ID2,
1235 		.base	= DA732X_REG_AIFB1,
1236 		.playback = {
1237 			.stream_name = "AIFB Playback",
1238 			.channels_min = 1,
1239 			.channels_max = 2,
1240 			.rates = DA732X_RATES,
1241 			.formats = DA732X_FORMATS,
1242 		},
1243 		.capture = {
1244 			.stream_name = "AIFB Capture",
1245 			.channels_min = 1,
1246 			.channels_max = 2,
1247 			.rates = DA732X_RATES,
1248 			.formats = DA732X_FORMATS,
1249 		},
1250 		.ops = &da732x_dai2_ops,
1251 	},
1252 };
1253 
1254 static bool da732x_volatile(struct device *dev, unsigned int reg)
1255 {
1256 	switch (reg) {
1257 	case DA732X_REG_HPL_DAC_OFF_CNTL:
1258 	case DA732X_REG_HPR_DAC_OFF_CNTL:
1259 		return true;
1260 	default:
1261 		return false;
1262 	}
1263 }
1264 
1265 static const struct regmap_config da732x_regmap = {
1266 	.reg_bits		= 8,
1267 	.val_bits		= 8,
1268 
1269 	.max_register		= DA732X_MAX_REG,
1270 	.volatile_reg		= da732x_volatile,
1271 	.reg_defaults		= da732x_reg_cache,
1272 	.num_reg_defaults	= ARRAY_SIZE(da732x_reg_cache),
1273 	.cache_type		= REGCACHE_RBTREE,
1274 };
1275 
1276 
1277 static void da732x_dac_offset_adjust(struct snd_soc_codec *codec)
1278 {
1279 	u8 offset[DA732X_HP_DACS];
1280 	u8 sign[DA732X_HP_DACS];
1281 	u8 step = DA732X_DAC_OFFSET_STEP;
1282 
1283 	/* Initialize DAC offset calibration circuits and registers */
1284 	snd_soc_write(codec, DA732X_REG_HPL_DAC_OFFSET,
1285 		      DA732X_HP_DAC_OFFSET_TRIM_VAL);
1286 	snd_soc_write(codec, DA732X_REG_HPR_DAC_OFFSET,
1287 		      DA732X_HP_DAC_OFFSET_TRIM_VAL);
1288 	snd_soc_write(codec, DA732X_REG_HPL_DAC_OFF_CNTL,
1289 		      DA732X_HP_DAC_OFF_CALIBRATION |
1290 		      DA732X_HP_DAC_OFF_SCALE_STEPS);
1291 	snd_soc_write(codec, DA732X_REG_HPR_DAC_OFF_CNTL,
1292 		      DA732X_HP_DAC_OFF_CALIBRATION |
1293 		      DA732X_HP_DAC_OFF_SCALE_STEPS);
1294 
1295 	/* Wait for voltage stabilization */
1296 	msleep(DA732X_WAIT_FOR_STABILIZATION);
1297 
1298 	/* Check DAC offset sign */
1299 	sign[DA732X_HPL_DAC] = (snd_soc_read(codec, DA732X_REG_HPL_DAC_OFF_CNTL) &
1300 				DA732X_HP_DAC_OFF_CNTL_COMPO);
1301 	sign[DA732X_HPR_DAC] = (snd_soc_read(codec, DA732X_REG_HPR_DAC_OFF_CNTL) &
1302 				DA732X_HP_DAC_OFF_CNTL_COMPO);
1303 
1304 	/* Binary search DAC offset values (both channels at once) */
1305 	offset[DA732X_HPL_DAC] = sign[DA732X_HPL_DAC] << DA732X_HP_DAC_COMPO_SHIFT;
1306 	offset[DA732X_HPR_DAC] = sign[DA732X_HPR_DAC] << DA732X_HP_DAC_COMPO_SHIFT;
1307 
1308 	do {
1309 		offset[DA732X_HPL_DAC] |= step;
1310 		offset[DA732X_HPR_DAC] |= step;
1311 		snd_soc_write(codec, DA732X_REG_HPL_DAC_OFFSET,
1312 			      ~offset[DA732X_HPL_DAC] & DA732X_HP_DAC_OFF_MASK);
1313 		snd_soc_write(codec, DA732X_REG_HPR_DAC_OFFSET,
1314 			      ~offset[DA732X_HPR_DAC] & DA732X_HP_DAC_OFF_MASK);
1315 
1316 		msleep(DA732X_WAIT_FOR_STABILIZATION);
1317 
1318 		if ((snd_soc_read(codec, DA732X_REG_HPL_DAC_OFF_CNTL) &
1319 		     DA732X_HP_DAC_OFF_CNTL_COMPO) ^ sign[DA732X_HPL_DAC])
1320 			offset[DA732X_HPL_DAC] &= ~step;
1321 		if ((snd_soc_read(codec, DA732X_REG_HPR_DAC_OFF_CNTL) &
1322 		     DA732X_HP_DAC_OFF_CNTL_COMPO) ^ sign[DA732X_HPR_DAC])
1323 			offset[DA732X_HPR_DAC] &= ~step;
1324 
1325 		step >>= 1;
1326 	} while (step);
1327 
1328 	/* Write final DAC offsets to registers */
1329 	snd_soc_write(codec, DA732X_REG_HPL_DAC_OFFSET,
1330 		      ~offset[DA732X_HPL_DAC] &	DA732X_HP_DAC_OFF_MASK);
1331 	snd_soc_write(codec, DA732X_REG_HPR_DAC_OFFSET,
1332 		      ~offset[DA732X_HPR_DAC] &	DA732X_HP_DAC_OFF_MASK);
1333 
1334 	/* End DAC calibration mode */
1335 	snd_soc_write(codec, DA732X_REG_HPL_DAC_OFF_CNTL,
1336 		DA732X_HP_DAC_OFF_SCALE_STEPS);
1337 	snd_soc_write(codec, DA732X_REG_HPR_DAC_OFF_CNTL,
1338 		DA732X_HP_DAC_OFF_SCALE_STEPS);
1339 }
1340 
1341 static void da732x_output_offset_adjust(struct snd_soc_codec *codec)
1342 {
1343 	u8 offset[DA732X_HP_AMPS];
1344 	u8 sign[DA732X_HP_AMPS];
1345 	u8 step = DA732X_OUTPUT_OFFSET_STEP;
1346 
1347 	offset[DA732X_HPL_AMP] = DA732X_HP_OUT_TRIM_VAL;
1348 	offset[DA732X_HPR_AMP] = DA732X_HP_OUT_TRIM_VAL;
1349 
1350 	/* Initialize output offset calibration circuits and registers  */
1351 	snd_soc_write(codec, DA732X_REG_HPL_OUT_OFFSET, DA732X_HP_OUT_TRIM_VAL);
1352 	snd_soc_write(codec, DA732X_REG_HPR_OUT_OFFSET, DA732X_HP_OUT_TRIM_VAL);
1353 	snd_soc_write(codec, DA732X_REG_HPL,
1354 		      DA732X_HP_OUT_COMP | DA732X_HP_OUT_EN);
1355 	snd_soc_write(codec, DA732X_REG_HPR,
1356 		      DA732X_HP_OUT_COMP | DA732X_HP_OUT_EN);
1357 
1358 	/* Wait for voltage stabilization */
1359 	msleep(DA732X_WAIT_FOR_STABILIZATION);
1360 
1361 	/* Check output offset sign */
1362 	sign[DA732X_HPL_AMP] = snd_soc_read(codec, DA732X_REG_HPL) &
1363 			       DA732X_HP_OUT_COMPO;
1364 	sign[DA732X_HPR_AMP] = snd_soc_read(codec, DA732X_REG_HPR) &
1365 			       DA732X_HP_OUT_COMPO;
1366 
1367 	snd_soc_write(codec, DA732X_REG_HPL, DA732X_HP_OUT_COMP |
1368 		      (sign[DA732X_HPL_AMP] >> DA732X_HP_OUT_COMPO_SHIFT) |
1369 		      DA732X_HP_OUT_EN);
1370 	snd_soc_write(codec, DA732X_REG_HPR, DA732X_HP_OUT_COMP |
1371 		      (sign[DA732X_HPR_AMP] >> DA732X_HP_OUT_COMPO_SHIFT) |
1372 		      DA732X_HP_OUT_EN);
1373 
1374 	/* Binary search output offset values (both channels at once) */
1375 	do {
1376 		offset[DA732X_HPL_AMP] |= step;
1377 		offset[DA732X_HPR_AMP] |= step;
1378 		snd_soc_write(codec, DA732X_REG_HPL_OUT_OFFSET,
1379 			      offset[DA732X_HPL_AMP]);
1380 		snd_soc_write(codec, DA732X_REG_HPR_OUT_OFFSET,
1381 			      offset[DA732X_HPR_AMP]);
1382 
1383 		msleep(DA732X_WAIT_FOR_STABILIZATION);
1384 
1385 		if ((snd_soc_read(codec, DA732X_REG_HPL) &
1386 		     DA732X_HP_OUT_COMPO) ^ sign[DA732X_HPL_AMP])
1387 			offset[DA732X_HPL_AMP] &= ~step;
1388 		if ((snd_soc_read(codec, DA732X_REG_HPR) &
1389 		     DA732X_HP_OUT_COMPO) ^ sign[DA732X_HPR_AMP])
1390 			offset[DA732X_HPR_AMP] &= ~step;
1391 
1392 		step >>= 1;
1393 	} while (step);
1394 
1395 	/* Write final DAC offsets to registers */
1396 	snd_soc_write(codec, DA732X_REG_HPL_OUT_OFFSET, offset[DA732X_HPL_AMP]);
1397 	snd_soc_write(codec, DA732X_REG_HPR_OUT_OFFSET, offset[DA732X_HPR_AMP]);
1398 }
1399 
1400 static void da732x_hp_dc_offset_cancellation(struct snd_soc_codec *codec)
1401 {
1402 	/* Make sure that we have Soft Mute enabled */
1403 	snd_soc_write(codec, DA732X_REG_DAC1_SOFTMUTE, DA732X_SOFTMUTE_EN |
1404 		      DA732X_GAIN_RAMPED | DA732X_16_SAMPLES);
1405 	snd_soc_write(codec, DA732X_REG_DAC1_SEL, DA732X_DACL_EN |
1406 		      DA732X_DACR_EN | DA732X_DACL_SDM | DA732X_DACR_SDM |
1407 		      DA732X_DACL_MUTE | DA732X_DACR_MUTE);
1408 	snd_soc_write(codec, DA732X_REG_HPL, DA732X_HP_OUT_DAC_EN |
1409 		      DA732X_HP_OUT_MUTE | DA732X_HP_OUT_EN);
1410 	snd_soc_write(codec, DA732X_REG_HPR, DA732X_HP_OUT_EN |
1411 		      DA732X_HP_OUT_MUTE | DA732X_HP_OUT_DAC_EN);
1412 
1413 	da732x_dac_offset_adjust(codec);
1414 	da732x_output_offset_adjust(codec);
1415 
1416 	snd_soc_write(codec, DA732X_REG_DAC1_SEL, DA732X_DACS_DIS);
1417 	snd_soc_write(codec, DA732X_REG_HPL, DA732X_HP_DIS);
1418 	snd_soc_write(codec, DA732X_REG_HPR, DA732X_HP_DIS);
1419 }
1420 
1421 static int da732x_set_bias_level(struct snd_soc_codec *codec,
1422 				 enum snd_soc_bias_level level)
1423 {
1424 	struct da732x_priv *da732x = snd_soc_codec_get_drvdata(codec);
1425 
1426 	switch (level) {
1427 	case SND_SOC_BIAS_ON:
1428 		snd_soc_update_bits(codec, DA732X_REG_BIAS_EN,
1429 				    DA732X_BIAS_BOOST_MASK,
1430 				    DA732X_BIAS_BOOST_100PC);
1431 		break;
1432 	case SND_SOC_BIAS_PREPARE:
1433 		break;
1434 	case SND_SOC_BIAS_STANDBY:
1435 		if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
1436 			/* Init Codec */
1437 			snd_soc_write(codec, DA732X_REG_REF1,
1438 				      DA732X_VMID_FASTCHG);
1439 			snd_soc_write(codec, DA732X_REG_BIAS_EN,
1440 				      DA732X_BIAS_EN);
1441 
1442 			mdelay(DA732X_STARTUP_DELAY);
1443 
1444 			/* Disable Fast Charge and enable DAC ref voltage */
1445 			snd_soc_write(codec, DA732X_REG_REF1,
1446 				      DA732X_REFBUFX2_EN);
1447 
1448 			/* Enable bypass DSP routing */
1449 			snd_soc_write(codec, DA732X_REG_DATA_ROUTE,
1450 				      DA732X_BYPASS_DSP);
1451 
1452 			/* Enable Digital subsystem */
1453 			snd_soc_write(codec, DA732X_REG_DSP_CTRL,
1454 				      DA732X_DIGITAL_EN);
1455 
1456 			snd_soc_write(codec, DA732X_REG_SPARE1_OUT,
1457 				      DA732X_HP_DRIVER_EN |
1458 				      DA732X_HP_GATE_LOW |
1459 				      DA732X_HP_LOOP_GAIN_CTRL);
1460 			snd_soc_write(codec, DA732X_REG_HP_LIN1_GNDSEL,
1461 				      DA732X_HP_OUT_GNDSEL);
1462 
1463 			da732x_set_charge_pump(codec, DA732X_ENABLE_CP);
1464 
1465 			snd_soc_write(codec, DA732X_REG_CLK_EN1,
1466 			      DA732X_SYS3_CLK_EN | DA732X_PC_CLK_EN);
1467 
1468 			/* Enable Zero Crossing */
1469 			snd_soc_write(codec, DA732X_REG_INP_ZC_EN,
1470 				      DA732X_MIC1_PRE_ZC_EN |
1471 				      DA732X_MIC1_ZC_EN |
1472 				      DA732X_MIC2_PRE_ZC_EN |
1473 				      DA732X_MIC2_ZC_EN |
1474 				      DA732X_AUXL_ZC_EN |
1475 				      DA732X_AUXR_ZC_EN |
1476 				      DA732X_MIC3_PRE_ZC_EN |
1477 				      DA732X_MIC3_ZC_EN);
1478 			snd_soc_write(codec, DA732X_REG_OUT_ZC_EN,
1479 				      DA732X_HPL_ZC_EN | DA732X_HPR_ZC_EN |
1480 				      DA732X_LIN2_ZC_EN | DA732X_LIN3_ZC_EN |
1481 				      DA732X_LIN4_ZC_EN);
1482 
1483 			da732x_hp_dc_offset_cancellation(codec);
1484 
1485 			regcache_cache_only(da732x->regmap, false);
1486 			regcache_sync(da732x->regmap);
1487 		} else {
1488 			snd_soc_update_bits(codec, DA732X_REG_BIAS_EN,
1489 					    DA732X_BIAS_BOOST_MASK,
1490 					    DA732X_BIAS_BOOST_50PC);
1491 			snd_soc_update_bits(codec, DA732X_REG_PLL_CTRL,
1492 					    DA732X_PLL_EN, 0);
1493 			da732x->pll_en = false;
1494 		}
1495 		break;
1496 	case SND_SOC_BIAS_OFF:
1497 		regcache_cache_only(da732x->regmap, true);
1498 		da732x_set_charge_pump(codec, DA732X_DISABLE_CP);
1499 		snd_soc_update_bits(codec, DA732X_REG_BIAS_EN, DA732X_BIAS_EN,
1500 				    DA732X_BIAS_DIS);
1501 		da732x->pll_en = false;
1502 		break;
1503 	}
1504 
1505 	codec->dapm.bias_level = level;
1506 
1507 	return 0;
1508 }
1509 
1510 static struct snd_soc_codec_driver soc_codec_dev_da732x = {
1511 	.set_bias_level		= da732x_set_bias_level,
1512 	.controls		= da732x_snd_controls,
1513 	.num_controls		= ARRAY_SIZE(da732x_snd_controls),
1514 	.dapm_widgets		= da732x_dapm_widgets,
1515 	.num_dapm_widgets	= ARRAY_SIZE(da732x_dapm_widgets),
1516 	.dapm_routes		= da732x_dapm_routes,
1517 	.num_dapm_routes	= ARRAY_SIZE(da732x_dapm_routes),
1518 	.set_pll		= da732x_set_dai_pll,
1519 };
1520 
1521 static int da732x_i2c_probe(struct i2c_client *i2c,
1522 			    const struct i2c_device_id *id)
1523 {
1524 	struct da732x_priv *da732x;
1525 	unsigned int reg;
1526 	int ret;
1527 
1528 	da732x = devm_kzalloc(&i2c->dev, sizeof(struct da732x_priv),
1529 			      GFP_KERNEL);
1530 	if (!da732x)
1531 		return -ENOMEM;
1532 
1533 	i2c_set_clientdata(i2c, da732x);
1534 
1535 	da732x->regmap = devm_regmap_init_i2c(i2c, &da732x_regmap);
1536 	if (IS_ERR(da732x->regmap)) {
1537 		ret = PTR_ERR(da732x->regmap);
1538 		dev_err(&i2c->dev, "Failed to initialize regmap\n");
1539 		goto err;
1540 	}
1541 
1542 	ret = regmap_read(da732x->regmap, DA732X_REG_ID, &reg);
1543 	if (ret < 0) {
1544 		dev_err(&i2c->dev, "Failed to read ID register: %d\n", ret);
1545 		goto err;
1546 	}
1547 
1548 	dev_info(&i2c->dev, "Revision: %d.%d\n",
1549 		 (reg & DA732X_ID_MAJOR_MASK) >> 4,
1550 		 (reg & DA732X_ID_MINOR_MASK));
1551 
1552 	ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_da732x,
1553 				     da732x_dai, ARRAY_SIZE(da732x_dai));
1554 	if (ret != 0)
1555 		dev_err(&i2c->dev, "Failed to register codec.\n");
1556 
1557 err:
1558 	return ret;
1559 }
1560 
1561 static int da732x_i2c_remove(struct i2c_client *client)
1562 {
1563 	snd_soc_unregister_codec(&client->dev);
1564 
1565 	return 0;
1566 }
1567 
1568 static const struct i2c_device_id da732x_i2c_id[] = {
1569 	{ "da7320", 0},
1570 	{ }
1571 };
1572 MODULE_DEVICE_TABLE(i2c, da732x_i2c_id);
1573 
1574 static struct i2c_driver da732x_i2c_driver = {
1575 	.driver		= {
1576 		.name	= "da7320",
1577 		.owner	= THIS_MODULE,
1578 	},
1579 	.probe		= da732x_i2c_probe,
1580 	.remove		= da732x_i2c_remove,
1581 	.id_table	= da732x_i2c_id,
1582 };
1583 
1584 module_i2c_driver(da732x_i2c_driver);
1585 
1586 
1587 MODULE_DESCRIPTION("ASoC DA732X driver");
1588 MODULE_AUTHOR("Michal Hajduk <michal.hajduk@diasemi.com>");
1589 MODULE_LICENSE("GPL");
1590