xref: /linux/sound/soc/codecs/rt5640.c (revision ff5599816711d2e67da2d7561fd36ac48debd433)
1 /*
2  * rt5640.c  --  RT5640 ALSA SoC audio codec driver
3  *
4  * Copyright 2011 Realtek Semiconductor Corp.
5  * Author: Johnny Hsu <johnnyhsu@realtek.com>
6  * Copyright (c) 2013, NVIDIA CORPORATION.  All rights reserved.
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/gpio.h>
19 #include <linux/i2c.h>
20 #include <linux/regmap.h>
21 #include <linux/of_gpio.h>
22 #include <linux/platform_device.h>
23 #include <linux/spi/spi.h>
24 #include <sound/core.h>
25 #include <sound/pcm.h>
26 #include <sound/pcm_params.h>
27 #include <sound/soc.h>
28 #include <sound/soc-dapm.h>
29 #include <sound/initval.h>
30 #include <sound/tlv.h>
31 
32 #include "rt5640.h"
33 
34 #define RT5640_DEVICE_ID 0x6231
35 
36 #define RT5640_PR_RANGE_BASE (0xff + 1)
37 #define RT5640_PR_SPACING 0x100
38 
39 #define RT5640_PR_BASE (RT5640_PR_RANGE_BASE + (0 * RT5640_PR_SPACING))
40 
41 static const struct regmap_range_cfg rt5640_ranges[] = {
42 	{ .name = "PR", .range_min = RT5640_PR_BASE,
43 	  .range_max = RT5640_PR_BASE + 0xb4,
44 	  .selector_reg = RT5640_PRIV_INDEX,
45 	  .selector_mask = 0xff,
46 	  .selector_shift = 0x0,
47 	  .window_start = RT5640_PRIV_DATA,
48 	  .window_len = 0x1, },
49 };
50 
51 static struct reg_default init_list[] = {
52 	{RT5640_PR_BASE + 0x3d,	0x3600},
53 	{RT5640_PR_BASE + 0x1c,	0x0D21},
54 	{RT5640_PR_BASE + 0x1b,	0x0000},
55 	{RT5640_PR_BASE + 0x12,	0x0aa8},
56 	{RT5640_PR_BASE + 0x14,	0x0aaa},
57 	{RT5640_PR_BASE + 0x20,	0x6110},
58 	{RT5640_PR_BASE + 0x21,	0xe0e0},
59 	{RT5640_PR_BASE + 0x23,	0x1804},
60 };
61 #define RT5640_INIT_REG_LEN ARRAY_SIZE(init_list)
62 
63 static const struct reg_default rt5640_reg[RT5640_VENDOR_ID2 + 1] = {
64 	{ 0x00, 0x000e },
65 	{ 0x01, 0xc8c8 },
66 	{ 0x02, 0xc8c8 },
67 	{ 0x03, 0xc8c8 },
68 	{ 0x04, 0x8000 },
69 	{ 0x0d, 0x0000 },
70 	{ 0x0e, 0x0000 },
71 	{ 0x0f, 0x0808 },
72 	{ 0x19, 0xafaf },
73 	{ 0x1a, 0xafaf },
74 	{ 0x1b, 0x0000 },
75 	{ 0x1c, 0x2f2f },
76 	{ 0x1d, 0x2f2f },
77 	{ 0x1e, 0x0000 },
78 	{ 0x27, 0x7060 },
79 	{ 0x28, 0x7070 },
80 	{ 0x29, 0x8080 },
81 	{ 0x2a, 0x5454 },
82 	{ 0x2b, 0x5454 },
83 	{ 0x2c, 0xaa00 },
84 	{ 0x2d, 0x0000 },
85 	{ 0x2e, 0xa000 },
86 	{ 0x2f, 0x0000 },
87 	{ 0x3b, 0x0000 },
88 	{ 0x3c, 0x007f },
89 	{ 0x3d, 0x0000 },
90 	{ 0x3e, 0x007f },
91 	{ 0x45, 0xe000 },
92 	{ 0x46, 0x003e },
93 	{ 0x47, 0x003e },
94 	{ 0x48, 0xf800 },
95 	{ 0x49, 0x3800 },
96 	{ 0x4a, 0x0004 },
97 	{ 0x4c, 0xfc00 },
98 	{ 0x4d, 0x0000 },
99 	{ 0x4f, 0x01ff },
100 	{ 0x50, 0x0000 },
101 	{ 0x51, 0x0000 },
102 	{ 0x52, 0x01ff },
103 	{ 0x53, 0xf000 },
104 	{ 0x61, 0x0000 },
105 	{ 0x62, 0x0000 },
106 	{ 0x63, 0x00c0 },
107 	{ 0x64, 0x0000 },
108 	{ 0x65, 0x0000 },
109 	{ 0x66, 0x0000 },
110 	{ 0x6a, 0x0000 },
111 	{ 0x6c, 0x0000 },
112 	{ 0x70, 0x8000 },
113 	{ 0x71, 0x8000 },
114 	{ 0x72, 0x8000 },
115 	{ 0x73, 0x1114 },
116 	{ 0x74, 0x0c00 },
117 	{ 0x75, 0x1d00 },
118 	{ 0x80, 0x0000 },
119 	{ 0x81, 0x0000 },
120 	{ 0x82, 0x0000 },
121 	{ 0x83, 0x0000 },
122 	{ 0x84, 0x0000 },
123 	{ 0x85, 0x0008 },
124 	{ 0x89, 0x0000 },
125 	{ 0x8a, 0x0000 },
126 	{ 0x8b, 0x0600 },
127 	{ 0x8c, 0x0228 },
128 	{ 0x8d, 0xa000 },
129 	{ 0x8e, 0x0004 },
130 	{ 0x8f, 0x1100 },
131 	{ 0x90, 0x0646 },
132 	{ 0x91, 0x0c00 },
133 	{ 0x92, 0x0000 },
134 	{ 0x93, 0x3000 },
135 	{ 0xb0, 0x2080 },
136 	{ 0xb1, 0x0000 },
137 	{ 0xb4, 0x2206 },
138 	{ 0xb5, 0x1f00 },
139 	{ 0xb6, 0x0000 },
140 	{ 0xb8, 0x034b },
141 	{ 0xb9, 0x0066 },
142 	{ 0xba, 0x000b },
143 	{ 0xbb, 0x0000 },
144 	{ 0xbc, 0x0000 },
145 	{ 0xbd, 0x0000 },
146 	{ 0xbe, 0x0000 },
147 	{ 0xbf, 0x0000 },
148 	{ 0xc0, 0x0400 },
149 	{ 0xc2, 0x0000 },
150 	{ 0xc4, 0x0000 },
151 	{ 0xc5, 0x0000 },
152 	{ 0xc6, 0x2000 },
153 	{ 0xc8, 0x0000 },
154 	{ 0xc9, 0x0000 },
155 	{ 0xca, 0x0000 },
156 	{ 0xcb, 0x0000 },
157 	{ 0xcc, 0x0000 },
158 	{ 0xcf, 0x0013 },
159 	{ 0xd0, 0x0680 },
160 	{ 0xd1, 0x1c17 },
161 	{ 0xd2, 0x8c00 },
162 	{ 0xd3, 0xaa20 },
163 	{ 0xd6, 0x0400 },
164 	{ 0xd9, 0x0809 },
165 	{ 0xfe, 0x10ec },
166 	{ 0xff, 0x6231 },
167 };
168 
169 static int rt5640_reset(struct snd_soc_codec *codec)
170 {
171 	return snd_soc_write(codec, RT5640_RESET, 0);
172 }
173 
174 static bool rt5640_volatile_register(struct device *dev, unsigned int reg)
175 {
176 	int i;
177 
178 	for (i = 0; i < ARRAY_SIZE(rt5640_ranges); i++)
179 		if ((reg >= rt5640_ranges[i].window_start &&
180 		     reg <= rt5640_ranges[i].window_start +
181 		     rt5640_ranges[i].window_len) ||
182 		    (reg >= rt5640_ranges[i].range_min &&
183 		     reg <= rt5640_ranges[i].range_max))
184 			return true;
185 
186 	switch (reg) {
187 	case RT5640_RESET:
188 	case RT5640_ASRC_5:
189 	case RT5640_EQ_CTRL1:
190 	case RT5640_DRC_AGC_1:
191 	case RT5640_ANC_CTRL1:
192 	case RT5640_IRQ_CTRL2:
193 	case RT5640_INT_IRQ_ST:
194 	case RT5640_DSP_CTRL2:
195 	case RT5640_DSP_CTRL3:
196 	case RT5640_PRIV_INDEX:
197 	case RT5640_PRIV_DATA:
198 	case RT5640_PGM_REG_ARR1:
199 	case RT5640_PGM_REG_ARR3:
200 	case RT5640_VENDOR_ID:
201 	case RT5640_VENDOR_ID1:
202 	case RT5640_VENDOR_ID2:
203 		return true;
204 	default:
205 		return false;
206 	}
207 }
208 
209 static bool rt5640_readable_register(struct device *dev, unsigned int reg)
210 {
211 	int i;
212 
213 	for (i = 0; i < ARRAY_SIZE(rt5640_ranges); i++)
214 		if ((reg >= rt5640_ranges[i].window_start &&
215 		     reg <= rt5640_ranges[i].window_start +
216 		     rt5640_ranges[i].window_len) ||
217 		    (reg >= rt5640_ranges[i].range_min &&
218 		     reg <= rt5640_ranges[i].range_max))
219 			return true;
220 
221 	switch (reg) {
222 	case RT5640_RESET:
223 	case RT5640_SPK_VOL:
224 	case RT5640_HP_VOL:
225 	case RT5640_OUTPUT:
226 	case RT5640_MONO_OUT:
227 	case RT5640_IN1_IN2:
228 	case RT5640_IN3_IN4:
229 	case RT5640_INL_INR_VOL:
230 	case RT5640_DAC1_DIG_VOL:
231 	case RT5640_DAC2_DIG_VOL:
232 	case RT5640_DAC2_CTRL:
233 	case RT5640_ADC_DIG_VOL:
234 	case RT5640_ADC_DATA:
235 	case RT5640_ADC_BST_VOL:
236 	case RT5640_STO_ADC_MIXER:
237 	case RT5640_MONO_ADC_MIXER:
238 	case RT5640_AD_DA_MIXER:
239 	case RT5640_STO_DAC_MIXER:
240 	case RT5640_MONO_DAC_MIXER:
241 	case RT5640_DIG_MIXER:
242 	case RT5640_DSP_PATH1:
243 	case RT5640_DSP_PATH2:
244 	case RT5640_DIG_INF_DATA:
245 	case RT5640_REC_L1_MIXER:
246 	case RT5640_REC_L2_MIXER:
247 	case RT5640_REC_R1_MIXER:
248 	case RT5640_REC_R2_MIXER:
249 	case RT5640_HPO_MIXER:
250 	case RT5640_SPK_L_MIXER:
251 	case RT5640_SPK_R_MIXER:
252 	case RT5640_SPO_L_MIXER:
253 	case RT5640_SPO_R_MIXER:
254 	case RT5640_SPO_CLSD_RATIO:
255 	case RT5640_MONO_MIXER:
256 	case RT5640_OUT_L1_MIXER:
257 	case RT5640_OUT_L2_MIXER:
258 	case RT5640_OUT_L3_MIXER:
259 	case RT5640_OUT_R1_MIXER:
260 	case RT5640_OUT_R2_MIXER:
261 	case RT5640_OUT_R3_MIXER:
262 	case RT5640_LOUT_MIXER:
263 	case RT5640_PWR_DIG1:
264 	case RT5640_PWR_DIG2:
265 	case RT5640_PWR_ANLG1:
266 	case RT5640_PWR_ANLG2:
267 	case RT5640_PWR_MIXER:
268 	case RT5640_PWR_VOL:
269 	case RT5640_PRIV_INDEX:
270 	case RT5640_PRIV_DATA:
271 	case RT5640_I2S1_SDP:
272 	case RT5640_I2S2_SDP:
273 	case RT5640_ADDA_CLK1:
274 	case RT5640_ADDA_CLK2:
275 	case RT5640_DMIC:
276 	case RT5640_GLB_CLK:
277 	case RT5640_PLL_CTRL1:
278 	case RT5640_PLL_CTRL2:
279 	case RT5640_ASRC_1:
280 	case RT5640_ASRC_2:
281 	case RT5640_ASRC_3:
282 	case RT5640_ASRC_4:
283 	case RT5640_ASRC_5:
284 	case RT5640_HP_OVCD:
285 	case RT5640_CLS_D_OVCD:
286 	case RT5640_CLS_D_OUT:
287 	case RT5640_DEPOP_M1:
288 	case RT5640_DEPOP_M2:
289 	case RT5640_DEPOP_M3:
290 	case RT5640_CHARGE_PUMP:
291 	case RT5640_PV_DET_SPK_G:
292 	case RT5640_MICBIAS:
293 	case RT5640_EQ_CTRL1:
294 	case RT5640_EQ_CTRL2:
295 	case RT5640_WIND_FILTER:
296 	case RT5640_DRC_AGC_1:
297 	case RT5640_DRC_AGC_2:
298 	case RT5640_DRC_AGC_3:
299 	case RT5640_SVOL_ZC:
300 	case RT5640_ANC_CTRL1:
301 	case RT5640_ANC_CTRL2:
302 	case RT5640_ANC_CTRL3:
303 	case RT5640_JD_CTRL:
304 	case RT5640_ANC_JD:
305 	case RT5640_IRQ_CTRL1:
306 	case RT5640_IRQ_CTRL2:
307 	case RT5640_INT_IRQ_ST:
308 	case RT5640_GPIO_CTRL1:
309 	case RT5640_GPIO_CTRL2:
310 	case RT5640_GPIO_CTRL3:
311 	case RT5640_DSP_CTRL1:
312 	case RT5640_DSP_CTRL2:
313 	case RT5640_DSP_CTRL3:
314 	case RT5640_DSP_CTRL4:
315 	case RT5640_PGM_REG_ARR1:
316 	case RT5640_PGM_REG_ARR2:
317 	case RT5640_PGM_REG_ARR3:
318 	case RT5640_PGM_REG_ARR4:
319 	case RT5640_PGM_REG_ARR5:
320 	case RT5640_SCB_FUNC:
321 	case RT5640_SCB_CTRL:
322 	case RT5640_BASE_BACK:
323 	case RT5640_MP3_PLUS1:
324 	case RT5640_MP3_PLUS2:
325 	case RT5640_3D_HP:
326 	case RT5640_ADJ_HPF:
327 	case RT5640_HP_CALIB_AMP_DET:
328 	case RT5640_HP_CALIB2:
329 	case RT5640_SV_ZCD1:
330 	case RT5640_SV_ZCD2:
331 	case RT5640_DUMMY1:
332 	case RT5640_DUMMY2:
333 	case RT5640_DUMMY3:
334 	case RT5640_VENDOR_ID:
335 	case RT5640_VENDOR_ID1:
336 	case RT5640_VENDOR_ID2:
337 		return true;
338 	default:
339 		return false;
340 	}
341 }
342 
343 static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -4650, 150, 0);
344 static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -65625, 375, 0);
345 static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -3450, 150, 0);
346 static const DECLARE_TLV_DB_SCALE(adc_vol_tlv, -17625, 375, 0);
347 static const DECLARE_TLV_DB_SCALE(adc_bst_tlv, 0, 1200, 0);
348 
349 /* {0, +20, +24, +30, +35, +40, +44, +50, +52} dB */
350 static unsigned int bst_tlv[] = {
351 	TLV_DB_RANGE_HEAD(7),
352 	0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
353 	1, 1, TLV_DB_SCALE_ITEM(2000, 0, 0),
354 	2, 2, TLV_DB_SCALE_ITEM(2400, 0, 0),
355 	3, 5, TLV_DB_SCALE_ITEM(3000, 500, 0),
356 	6, 6, TLV_DB_SCALE_ITEM(4400, 0, 0),
357 	7, 7, TLV_DB_SCALE_ITEM(5000, 0, 0),
358 	8, 8, TLV_DB_SCALE_ITEM(5200, 0, 0),
359 };
360 
361 /* Interface data select */
362 static const char * const rt5640_data_select[] = {
363 	"Normal", "left copy to right", "right copy to left", "Swap"};
364 
365 static const SOC_ENUM_SINGLE_DECL(rt5640_if1_dac_enum, RT5640_DIG_INF_DATA,
366 				RT5640_IF1_DAC_SEL_SFT, rt5640_data_select);
367 
368 static const SOC_ENUM_SINGLE_DECL(rt5640_if1_adc_enum, RT5640_DIG_INF_DATA,
369 				RT5640_IF1_ADC_SEL_SFT, rt5640_data_select);
370 
371 static const SOC_ENUM_SINGLE_DECL(rt5640_if2_dac_enum, RT5640_DIG_INF_DATA,
372 				RT5640_IF2_DAC_SEL_SFT, rt5640_data_select);
373 
374 static const SOC_ENUM_SINGLE_DECL(rt5640_if2_adc_enum, RT5640_DIG_INF_DATA,
375 				RT5640_IF2_ADC_SEL_SFT, rt5640_data_select);
376 
377 /* Class D speaker gain ratio */
378 static const char * const rt5640_clsd_spk_ratio[] = {"1.66x", "1.83x", "1.94x",
379 	"2x", "2.11x", "2.22x", "2.33x", "2.44x", "2.55x", "2.66x", "2.77x"};
380 
381 static const SOC_ENUM_SINGLE_DECL(
382 	rt5640_clsd_spk_ratio_enum, RT5640_CLS_D_OUT,
383 	RT5640_CLSD_RATIO_SFT, rt5640_clsd_spk_ratio);
384 
385 static const struct snd_kcontrol_new rt5640_snd_controls[] = {
386 	/* Speaker Output Volume */
387 	SOC_DOUBLE("Speaker Playback Switch", RT5640_SPK_VOL,
388 		RT5640_L_MUTE_SFT, RT5640_R_MUTE_SFT, 1, 1),
389 	SOC_DOUBLE("Speaker Channel Switch", RT5640_SPK_VOL,
390 		RT5640_VOL_L_SFT, RT5640_VOL_R_SFT, 1, 1),
391 	SOC_DOUBLE_TLV("Speaker Playback Volume", RT5640_SPK_VOL,
392 		RT5640_L_VOL_SFT, RT5640_R_VOL_SFT, 39, 1, out_vol_tlv),
393 	/* Headphone Output Volume */
394 	SOC_DOUBLE("HP Playback Switch", RT5640_HP_VOL,
395 		RT5640_L_MUTE_SFT, RT5640_R_MUTE_SFT, 1, 1),
396 	SOC_DOUBLE("HP Channel Switch", RT5640_HP_VOL,
397 		RT5640_VOL_L_SFT, RT5640_VOL_R_SFT, 1, 1),
398 	SOC_DOUBLE_TLV("HP Playback Volume", RT5640_HP_VOL,
399 		RT5640_L_VOL_SFT, RT5640_R_VOL_SFT, 39, 1, out_vol_tlv),
400 	/* OUTPUT Control */
401 	SOC_DOUBLE("OUT Playback Switch", RT5640_OUTPUT,
402 		RT5640_L_MUTE_SFT, RT5640_R_MUTE_SFT, 1, 1),
403 	SOC_DOUBLE("OUT Channel Switch", RT5640_OUTPUT,
404 		RT5640_VOL_L_SFT, RT5640_VOL_R_SFT, 1, 1),
405 	SOC_DOUBLE_TLV("OUT Playback Volume", RT5640_OUTPUT,
406 		RT5640_L_VOL_SFT, RT5640_R_VOL_SFT, 39, 1, out_vol_tlv),
407 	/* MONO Output Control */
408 	SOC_SINGLE("Mono Playback Switch", RT5640_MONO_OUT,
409 				RT5640_L_MUTE_SFT, 1, 1),
410 	/* DAC Digital Volume */
411 	SOC_DOUBLE("DAC2 Playback Switch", RT5640_DAC2_CTRL,
412 		RT5640_M_DAC_L2_VOL_SFT, RT5640_M_DAC_R2_VOL_SFT, 1, 1),
413 	SOC_DOUBLE_TLV("DAC1 Playback Volume", RT5640_DAC1_DIG_VOL,
414 			RT5640_L_VOL_SFT, RT5640_R_VOL_SFT,
415 			175, 0, dac_vol_tlv),
416 	SOC_DOUBLE_TLV("Mono DAC Playback Volume", RT5640_DAC2_DIG_VOL,
417 			RT5640_L_VOL_SFT, RT5640_R_VOL_SFT,
418 			175, 0, dac_vol_tlv),
419 	/* IN1/IN2 Control */
420 	SOC_SINGLE_TLV("IN1 Boost", RT5640_IN1_IN2,
421 		RT5640_BST_SFT1, 8, 0, bst_tlv),
422 	SOC_SINGLE_TLV("IN2 Boost", RT5640_IN3_IN4,
423 		RT5640_BST_SFT2, 8, 0, bst_tlv),
424 	/* INL/INR Volume Control */
425 	SOC_DOUBLE_TLV("IN Capture Volume", RT5640_INL_INR_VOL,
426 			RT5640_INL_VOL_SFT, RT5640_INR_VOL_SFT,
427 			31, 1, in_vol_tlv),
428 	/* ADC Digital Volume Control */
429 	SOC_DOUBLE("ADC Capture Switch", RT5640_ADC_DIG_VOL,
430 		RT5640_L_MUTE_SFT, RT5640_R_MUTE_SFT, 1, 1),
431 	SOC_DOUBLE_TLV("ADC Capture Volume", RT5640_ADC_DIG_VOL,
432 			RT5640_L_VOL_SFT, RT5640_R_VOL_SFT,
433 			127, 0, adc_vol_tlv),
434 	SOC_DOUBLE_TLV("Mono ADC Capture Volume", RT5640_ADC_DATA,
435 			RT5640_L_VOL_SFT, RT5640_R_VOL_SFT,
436 			127, 0, adc_vol_tlv),
437 	/* ADC Boost Volume Control */
438 	SOC_DOUBLE_TLV("ADC Boost Gain", RT5640_ADC_BST_VOL,
439 			RT5640_ADC_L_BST_SFT, RT5640_ADC_R_BST_SFT,
440 			3, 0, adc_bst_tlv),
441 	/* Class D speaker gain ratio */
442 	SOC_ENUM("Class D SPK Ratio Control", rt5640_clsd_spk_ratio_enum),
443 
444 	SOC_ENUM("ADC IF1 Data Switch", rt5640_if1_adc_enum),
445 	SOC_ENUM("DAC IF1 Data Switch", rt5640_if1_dac_enum),
446 	SOC_ENUM("ADC IF2 Data Switch", rt5640_if2_adc_enum),
447 	SOC_ENUM("DAC IF2 Data Switch", rt5640_if2_dac_enum),
448 };
449 
450 /**
451  * set_dmic_clk - Set parameter of dmic.
452  *
453  * @w: DAPM widget.
454  * @kcontrol: The kcontrol of this widget.
455  * @event: Event id.
456  *
457  * Choose dmic clock between 1MHz and 3MHz.
458  * It is better for clock to approximate 3MHz.
459  */
460 static int set_dmic_clk(struct snd_soc_dapm_widget *w,
461 	struct snd_kcontrol *kcontrol, int event)
462 {
463 	struct snd_soc_codec *codec = w->codec;
464 	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
465 	int div[] = {2, 3, 4, 6, 8, 12};
466 	int idx = -EINVAL, i;
467 	int rate, red, bound, temp;
468 
469 	rate = rt5640->sysclk;
470 	red = 3000000 * 12;
471 	for (i = 0; i < ARRAY_SIZE(div); i++) {
472 		bound = div[i] * 3000000;
473 		if (rate > bound)
474 			continue;
475 		temp = bound - rate;
476 		if (temp < red) {
477 			red = temp;
478 			idx = i;
479 		}
480 	}
481 	if (idx < 0)
482 		dev_err(codec->dev, "Failed to set DMIC clock\n");
483 	else
484 		snd_soc_update_bits(codec, RT5640_DMIC, RT5640_DMIC_CLK_MASK,
485 					idx << RT5640_DMIC_CLK_SFT);
486 	return idx;
487 }
488 
489 static int check_sysclk1_source(struct snd_soc_dapm_widget *source,
490 			 struct snd_soc_dapm_widget *sink)
491 {
492 	unsigned int val;
493 
494 	val = snd_soc_read(source->codec, RT5640_GLB_CLK);
495 	val &= RT5640_SCLK_SRC_MASK;
496 	if (val == RT5640_SCLK_SRC_PLL1 || val == RT5640_SCLK_SRC_PLL1T)
497 		return 1;
498 	else
499 		return 0;
500 }
501 
502 /* Digital Mixer */
503 static const struct snd_kcontrol_new rt5640_sto_adc_l_mix[] = {
504 	SOC_DAPM_SINGLE("ADC1 Switch", RT5640_STO_ADC_MIXER,
505 			RT5640_M_ADC_L1_SFT, 1, 1),
506 	SOC_DAPM_SINGLE("ADC2 Switch", RT5640_STO_ADC_MIXER,
507 			RT5640_M_ADC_L2_SFT, 1, 1),
508 };
509 
510 static const struct snd_kcontrol_new rt5640_sto_adc_r_mix[] = {
511 	SOC_DAPM_SINGLE("ADC1 Switch", RT5640_STO_ADC_MIXER,
512 			RT5640_M_ADC_R1_SFT, 1, 1),
513 	SOC_DAPM_SINGLE("ADC2 Switch", RT5640_STO_ADC_MIXER,
514 			RT5640_M_ADC_R2_SFT, 1, 1),
515 };
516 
517 static const struct snd_kcontrol_new rt5640_mono_adc_l_mix[] = {
518 	SOC_DAPM_SINGLE("ADC1 Switch", RT5640_MONO_ADC_MIXER,
519 			RT5640_M_MONO_ADC_L1_SFT, 1, 1),
520 	SOC_DAPM_SINGLE("ADC2 Switch", RT5640_MONO_ADC_MIXER,
521 			RT5640_M_MONO_ADC_L2_SFT, 1, 1),
522 };
523 
524 static const struct snd_kcontrol_new rt5640_mono_adc_r_mix[] = {
525 	SOC_DAPM_SINGLE("ADC1 Switch", RT5640_MONO_ADC_MIXER,
526 			RT5640_M_MONO_ADC_R1_SFT, 1, 1),
527 	SOC_DAPM_SINGLE("ADC2 Switch", RT5640_MONO_ADC_MIXER,
528 			RT5640_M_MONO_ADC_R2_SFT, 1, 1),
529 };
530 
531 static const struct snd_kcontrol_new rt5640_dac_l_mix[] = {
532 	SOC_DAPM_SINGLE("Stereo ADC Switch", RT5640_AD_DA_MIXER,
533 			RT5640_M_ADCMIX_L_SFT, 1, 1),
534 	SOC_DAPM_SINGLE("INF1 Switch", RT5640_AD_DA_MIXER,
535 			RT5640_M_IF1_DAC_L_SFT, 1, 1),
536 };
537 
538 static const struct snd_kcontrol_new rt5640_dac_r_mix[] = {
539 	SOC_DAPM_SINGLE("Stereo ADC Switch", RT5640_AD_DA_MIXER,
540 			RT5640_M_ADCMIX_R_SFT, 1, 1),
541 	SOC_DAPM_SINGLE("INF1 Switch", RT5640_AD_DA_MIXER,
542 			RT5640_M_IF1_DAC_R_SFT, 1, 1),
543 };
544 
545 static const struct snd_kcontrol_new rt5640_sto_dac_l_mix[] = {
546 	SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_STO_DAC_MIXER,
547 			RT5640_M_DAC_L1_SFT, 1, 1),
548 	SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_STO_DAC_MIXER,
549 			RT5640_M_DAC_L2_SFT, 1, 1),
550 	SOC_DAPM_SINGLE("ANC Switch", RT5640_STO_DAC_MIXER,
551 			RT5640_M_ANC_DAC_L_SFT, 1, 1),
552 };
553 
554 static const struct snd_kcontrol_new rt5640_sto_dac_r_mix[] = {
555 	SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_STO_DAC_MIXER,
556 			RT5640_M_DAC_R1_SFT, 1, 1),
557 	SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_STO_DAC_MIXER,
558 			RT5640_M_DAC_R2_SFT, 1, 1),
559 	SOC_DAPM_SINGLE("ANC Switch", RT5640_STO_DAC_MIXER,
560 			RT5640_M_ANC_DAC_R_SFT, 1, 1),
561 };
562 
563 static const struct snd_kcontrol_new rt5640_mono_dac_l_mix[] = {
564 	SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_MONO_DAC_MIXER,
565 			RT5640_M_DAC_L1_MONO_L_SFT, 1, 1),
566 	SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_MONO_DAC_MIXER,
567 			RT5640_M_DAC_L2_MONO_L_SFT, 1, 1),
568 	SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_MONO_DAC_MIXER,
569 			RT5640_M_DAC_R2_MONO_L_SFT, 1, 1),
570 };
571 
572 static const struct snd_kcontrol_new rt5640_mono_dac_r_mix[] = {
573 	SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_MONO_DAC_MIXER,
574 			RT5640_M_DAC_R1_MONO_R_SFT, 1, 1),
575 	SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_MONO_DAC_MIXER,
576 			RT5640_M_DAC_R2_MONO_R_SFT, 1, 1),
577 	SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_MONO_DAC_MIXER,
578 			RT5640_M_DAC_L2_MONO_R_SFT, 1, 1),
579 };
580 
581 static const struct snd_kcontrol_new rt5640_dig_l_mix[] = {
582 	SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_DIG_MIXER,
583 			RT5640_M_STO_L_DAC_L_SFT, 1, 1),
584 	SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_DIG_MIXER,
585 			RT5640_M_DAC_L2_DAC_L_SFT, 1, 1),
586 };
587 
588 static const struct snd_kcontrol_new rt5640_dig_r_mix[] = {
589 	SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_DIG_MIXER,
590 			RT5640_M_STO_R_DAC_R_SFT, 1, 1),
591 	SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_DIG_MIXER,
592 			RT5640_M_DAC_R2_DAC_R_SFT, 1, 1),
593 };
594 
595 /* Analog Input Mixer */
596 static const struct snd_kcontrol_new rt5640_rec_l_mix[] = {
597 	SOC_DAPM_SINGLE("HPOL Switch", RT5640_REC_L2_MIXER,
598 			RT5640_M_HP_L_RM_L_SFT, 1, 1),
599 	SOC_DAPM_SINGLE("INL Switch", RT5640_REC_L2_MIXER,
600 			RT5640_M_IN_L_RM_L_SFT, 1, 1),
601 	SOC_DAPM_SINGLE("BST2 Switch", RT5640_REC_L2_MIXER,
602 			RT5640_M_BST4_RM_L_SFT, 1, 1),
603 	SOC_DAPM_SINGLE("BST1 Switch", RT5640_REC_L2_MIXER,
604 			RT5640_M_BST1_RM_L_SFT, 1, 1),
605 	SOC_DAPM_SINGLE("OUT MIXL Switch", RT5640_REC_L2_MIXER,
606 			RT5640_M_OM_L_RM_L_SFT, 1, 1),
607 };
608 
609 static const struct snd_kcontrol_new rt5640_rec_r_mix[] = {
610 	SOC_DAPM_SINGLE("HPOR Switch", RT5640_REC_R2_MIXER,
611 			RT5640_M_HP_R_RM_R_SFT, 1, 1),
612 	SOC_DAPM_SINGLE("INR Switch", RT5640_REC_R2_MIXER,
613 			RT5640_M_IN_R_RM_R_SFT, 1, 1),
614 	SOC_DAPM_SINGLE("BST2 Switch", RT5640_REC_R2_MIXER,
615 			RT5640_M_BST4_RM_R_SFT, 1, 1),
616 	SOC_DAPM_SINGLE("BST1 Switch", RT5640_REC_R2_MIXER,
617 			RT5640_M_BST1_RM_R_SFT, 1, 1),
618 	SOC_DAPM_SINGLE("OUT MIXR Switch", RT5640_REC_R2_MIXER,
619 			RT5640_M_OM_R_RM_R_SFT, 1, 1),
620 };
621 
622 /* Analog Output Mixer */
623 static const struct snd_kcontrol_new rt5640_spk_l_mix[] = {
624 	SOC_DAPM_SINGLE("REC MIXL Switch", RT5640_SPK_L_MIXER,
625 			RT5640_M_RM_L_SM_L_SFT, 1, 1),
626 	SOC_DAPM_SINGLE("INL Switch", RT5640_SPK_L_MIXER,
627 			RT5640_M_IN_L_SM_L_SFT, 1, 1),
628 	SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_SPK_L_MIXER,
629 			RT5640_M_DAC_L1_SM_L_SFT, 1, 1),
630 	SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_SPK_L_MIXER,
631 			RT5640_M_DAC_L2_SM_L_SFT, 1, 1),
632 	SOC_DAPM_SINGLE("OUT MIXL Switch", RT5640_SPK_L_MIXER,
633 			RT5640_M_OM_L_SM_L_SFT, 1, 1),
634 };
635 
636 static const struct snd_kcontrol_new rt5640_spk_r_mix[] = {
637 	SOC_DAPM_SINGLE("REC MIXR Switch", RT5640_SPK_R_MIXER,
638 			RT5640_M_RM_R_SM_R_SFT, 1, 1),
639 	SOC_DAPM_SINGLE("INR Switch", RT5640_SPK_R_MIXER,
640 			RT5640_M_IN_R_SM_R_SFT, 1, 1),
641 	SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_SPK_R_MIXER,
642 			RT5640_M_DAC_R1_SM_R_SFT, 1, 1),
643 	SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_SPK_R_MIXER,
644 			RT5640_M_DAC_R2_SM_R_SFT, 1, 1),
645 	SOC_DAPM_SINGLE("OUT MIXR Switch", RT5640_SPK_R_MIXER,
646 			RT5640_M_OM_R_SM_R_SFT, 1, 1),
647 };
648 
649 static const struct snd_kcontrol_new rt5640_out_l_mix[] = {
650 	SOC_DAPM_SINGLE("SPK MIXL Switch", RT5640_OUT_L3_MIXER,
651 			RT5640_M_SM_L_OM_L_SFT, 1, 1),
652 	SOC_DAPM_SINGLE("BST1 Switch", RT5640_OUT_L3_MIXER,
653 			RT5640_M_BST1_OM_L_SFT, 1, 1),
654 	SOC_DAPM_SINGLE("INL Switch", RT5640_OUT_L3_MIXER,
655 			RT5640_M_IN_L_OM_L_SFT, 1, 1),
656 	SOC_DAPM_SINGLE("REC MIXL Switch", RT5640_OUT_L3_MIXER,
657 			RT5640_M_RM_L_OM_L_SFT, 1, 1),
658 	SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_OUT_L3_MIXER,
659 			RT5640_M_DAC_R2_OM_L_SFT, 1, 1),
660 	SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_OUT_L3_MIXER,
661 			RT5640_M_DAC_L2_OM_L_SFT, 1, 1),
662 	SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_OUT_L3_MIXER,
663 			RT5640_M_DAC_L1_OM_L_SFT, 1, 1),
664 };
665 
666 static const struct snd_kcontrol_new rt5640_out_r_mix[] = {
667 	SOC_DAPM_SINGLE("SPK MIXR Switch", RT5640_OUT_R3_MIXER,
668 			RT5640_M_SM_L_OM_R_SFT, 1, 1),
669 	SOC_DAPM_SINGLE("BST2 Switch", RT5640_OUT_R3_MIXER,
670 			RT5640_M_BST4_OM_R_SFT, 1, 1),
671 	SOC_DAPM_SINGLE("BST1 Switch", RT5640_OUT_R3_MIXER,
672 			RT5640_M_BST1_OM_R_SFT, 1, 1),
673 	SOC_DAPM_SINGLE("INR Switch", RT5640_OUT_R3_MIXER,
674 			RT5640_M_IN_R_OM_R_SFT, 1, 1),
675 	SOC_DAPM_SINGLE("REC MIXR Switch", RT5640_OUT_R3_MIXER,
676 			RT5640_M_RM_R_OM_R_SFT, 1, 1),
677 	SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_OUT_R3_MIXER,
678 			RT5640_M_DAC_L2_OM_R_SFT, 1, 1),
679 	SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_OUT_R3_MIXER,
680 			RT5640_M_DAC_R2_OM_R_SFT, 1, 1),
681 	SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_OUT_R3_MIXER,
682 			RT5640_M_DAC_R1_OM_R_SFT, 1, 1),
683 };
684 
685 static const struct snd_kcontrol_new rt5640_spo_l_mix[] = {
686 	SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_SPO_L_MIXER,
687 			RT5640_M_DAC_R1_SPM_L_SFT, 1, 1),
688 	SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_SPO_L_MIXER,
689 			RT5640_M_DAC_L1_SPM_L_SFT, 1, 1),
690 	SOC_DAPM_SINGLE("SPKVOL R Switch", RT5640_SPO_L_MIXER,
691 			RT5640_M_SV_R_SPM_L_SFT, 1, 1),
692 	SOC_DAPM_SINGLE("SPKVOL L Switch", RT5640_SPO_L_MIXER,
693 			RT5640_M_SV_L_SPM_L_SFT, 1, 1),
694 	SOC_DAPM_SINGLE("BST1 Switch", RT5640_SPO_L_MIXER,
695 			RT5640_M_BST1_SPM_L_SFT, 1, 1),
696 };
697 
698 static const struct snd_kcontrol_new rt5640_spo_r_mix[] = {
699 	SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_SPO_R_MIXER,
700 			RT5640_M_DAC_R1_SPM_R_SFT, 1, 1),
701 	SOC_DAPM_SINGLE("SPKVOL R Switch", RT5640_SPO_R_MIXER,
702 			RT5640_M_SV_R_SPM_R_SFT, 1, 1),
703 	SOC_DAPM_SINGLE("BST1 Switch", RT5640_SPO_R_MIXER,
704 			RT5640_M_BST1_SPM_R_SFT, 1, 1),
705 };
706 
707 static const struct snd_kcontrol_new rt5640_hpo_mix[] = {
708 	SOC_DAPM_SINGLE("HPO MIX DAC2 Switch", RT5640_HPO_MIXER,
709 			RT5640_M_DAC2_HM_SFT, 1, 1),
710 	SOC_DAPM_SINGLE("HPO MIX DAC1 Switch", RT5640_HPO_MIXER,
711 			RT5640_M_DAC1_HM_SFT, 1, 1),
712 	SOC_DAPM_SINGLE("HPO MIX HPVOL Switch", RT5640_HPO_MIXER,
713 			RT5640_M_HPVOL_HM_SFT, 1, 1),
714 };
715 
716 static const struct snd_kcontrol_new rt5640_lout_mix[] = {
717 	SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_LOUT_MIXER,
718 			RT5640_M_DAC_L1_LM_SFT, 1, 1),
719 	SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_LOUT_MIXER,
720 			RT5640_M_DAC_R1_LM_SFT, 1, 1),
721 	SOC_DAPM_SINGLE("OUTVOL L Switch", RT5640_LOUT_MIXER,
722 			RT5640_M_OV_L_LM_SFT, 1, 1),
723 	SOC_DAPM_SINGLE("OUTVOL R Switch", RT5640_LOUT_MIXER,
724 			RT5640_M_OV_R_LM_SFT, 1, 1),
725 };
726 
727 static const struct snd_kcontrol_new rt5640_mono_mix[] = {
728 	SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_MONO_MIXER,
729 			RT5640_M_DAC_R2_MM_SFT, 1, 1),
730 	SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_MONO_MIXER,
731 			RT5640_M_DAC_L2_MM_SFT, 1, 1),
732 	SOC_DAPM_SINGLE("OUTVOL R Switch", RT5640_MONO_MIXER,
733 			RT5640_M_OV_R_MM_SFT, 1, 1),
734 	SOC_DAPM_SINGLE("OUTVOL L Switch", RT5640_MONO_MIXER,
735 			RT5640_M_OV_L_MM_SFT, 1, 1),
736 	SOC_DAPM_SINGLE("BST1 Switch", RT5640_MONO_MIXER,
737 			RT5640_M_BST1_MM_SFT, 1, 1),
738 };
739 
740 /* INL/R source */
741 static const char * const rt5640_inl_src[] = {
742 	"IN2P", "MONOP"
743 };
744 
745 static const SOC_ENUM_SINGLE_DECL(
746 	rt5640_inl_enum, RT5640_INL_INR_VOL,
747 	RT5640_INL_SEL_SFT, rt5640_inl_src);
748 
749 static const struct snd_kcontrol_new rt5640_inl_mux =
750 	SOC_DAPM_ENUM("INL source", rt5640_inl_enum);
751 
752 static const char * const rt5640_inr_src[] = {
753 	"IN2N", "MONON"
754 };
755 
756 static const SOC_ENUM_SINGLE_DECL(
757 	rt5640_inr_enum, RT5640_INL_INR_VOL,
758 	RT5640_INR_SEL_SFT, rt5640_inr_src);
759 
760 static const struct snd_kcontrol_new rt5640_inr_mux =
761 	SOC_DAPM_ENUM("INR source", rt5640_inr_enum);
762 
763 /* Stereo ADC source */
764 static const char * const rt5640_stereo_adc1_src[] = {
765 	"DIG MIX", "ADC"
766 };
767 
768 static const SOC_ENUM_SINGLE_DECL(
769 	rt5640_stereo_adc1_enum, RT5640_STO_ADC_MIXER,
770 	RT5640_ADC_1_SRC_SFT, rt5640_stereo_adc1_src);
771 
772 static const struct snd_kcontrol_new rt5640_sto_adc_1_mux =
773 	SOC_DAPM_ENUM("Stereo ADC1 Mux", rt5640_stereo_adc1_enum);
774 
775 static const char * const rt5640_stereo_adc2_src[] = {
776 	"DMIC1", "DMIC2", "DIG MIX"
777 };
778 
779 static const SOC_ENUM_SINGLE_DECL(
780 	rt5640_stereo_adc2_enum, RT5640_STO_ADC_MIXER,
781 	RT5640_ADC_2_SRC_SFT, rt5640_stereo_adc2_src);
782 
783 static const struct snd_kcontrol_new rt5640_sto_adc_2_mux =
784 	SOC_DAPM_ENUM("Stereo ADC2 Mux", rt5640_stereo_adc2_enum);
785 
786 /* Mono ADC source */
787 static const char * const rt5640_mono_adc_l1_src[] = {
788 	"Mono DAC MIXL", "ADCL"
789 };
790 
791 static const SOC_ENUM_SINGLE_DECL(
792 	rt5640_mono_adc_l1_enum, RT5640_MONO_ADC_MIXER,
793 	RT5640_MONO_ADC_L1_SRC_SFT, rt5640_mono_adc_l1_src);
794 
795 static const struct snd_kcontrol_new rt5640_mono_adc_l1_mux =
796 	SOC_DAPM_ENUM("Mono ADC1 left source", rt5640_mono_adc_l1_enum);
797 
798 static const char * const rt5640_mono_adc_l2_src[] = {
799 	"DMIC L1", "DMIC L2", "Mono DAC MIXL"
800 };
801 
802 static const SOC_ENUM_SINGLE_DECL(
803 	rt5640_mono_adc_l2_enum, RT5640_MONO_ADC_MIXER,
804 	RT5640_MONO_ADC_L2_SRC_SFT, rt5640_mono_adc_l2_src);
805 
806 static const struct snd_kcontrol_new rt5640_mono_adc_l2_mux =
807 	SOC_DAPM_ENUM("Mono ADC2 left source", rt5640_mono_adc_l2_enum);
808 
809 static const char * const rt5640_mono_adc_r1_src[] = {
810 	"Mono DAC MIXR", "ADCR"
811 };
812 
813 static const SOC_ENUM_SINGLE_DECL(
814 	rt5640_mono_adc_r1_enum, RT5640_MONO_ADC_MIXER,
815 	RT5640_MONO_ADC_R1_SRC_SFT, rt5640_mono_adc_r1_src);
816 
817 static const struct snd_kcontrol_new rt5640_mono_adc_r1_mux =
818 	SOC_DAPM_ENUM("Mono ADC1 right source", rt5640_mono_adc_r1_enum);
819 
820 static const char * const rt5640_mono_adc_r2_src[] = {
821 	"DMIC R1", "DMIC R2", "Mono DAC MIXR"
822 };
823 
824 static const SOC_ENUM_SINGLE_DECL(
825 	rt5640_mono_adc_r2_enum, RT5640_MONO_ADC_MIXER,
826 	RT5640_MONO_ADC_R2_SRC_SFT, rt5640_mono_adc_r2_src);
827 
828 static const struct snd_kcontrol_new rt5640_mono_adc_r2_mux =
829 	SOC_DAPM_ENUM("Mono ADC2 right source", rt5640_mono_adc_r2_enum);
830 
831 /* DAC2 channel source */
832 static const char * const rt5640_dac_l2_src[] = {
833 	"IF2", "Base L/R"
834 };
835 
836 static int rt5640_dac_l2_values[] = {
837 	0,
838 	3,
839 };
840 
841 static const SOC_VALUE_ENUM_SINGLE_DECL(
842 	rt5640_dac_l2_enum, RT5640_DSP_PATH2, RT5640_DAC_L2_SEL_SFT,
843 	0x3, rt5640_dac_l2_src, rt5640_dac_l2_values);
844 
845 static const struct snd_kcontrol_new rt5640_dac_l2_mux =
846 	SOC_DAPM_VALUE_ENUM("DAC2 left channel source", rt5640_dac_l2_enum);
847 
848 static const char * const rt5640_dac_r2_src[] = {
849 	"IF2",
850 };
851 
852 static int rt5640_dac_r2_values[] = {
853 	0,
854 };
855 
856 static const SOC_VALUE_ENUM_SINGLE_DECL(
857 	rt5640_dac_r2_enum, RT5640_DSP_PATH2, RT5640_DAC_R2_SEL_SFT,
858 	0x3, rt5640_dac_r2_src, rt5640_dac_r2_values);
859 
860 static const struct snd_kcontrol_new rt5640_dac_r2_mux =
861 	SOC_DAPM_ENUM("DAC2 right channel source", rt5640_dac_r2_enum);
862 
863 /* digital interface and iis interface map */
864 static const char * const rt5640_dai_iis_map[] = {
865 	"1:1|2:2", "1:2|2:1", "1:1|2:1", "1:2|2:2"
866 };
867 
868 static int rt5640_dai_iis_map_values[] = {
869 	0,
870 	5,
871 	6,
872 	7,
873 };
874 
875 static const SOC_VALUE_ENUM_SINGLE_DECL(
876 	rt5640_dai_iis_map_enum, RT5640_I2S1_SDP, RT5640_I2S_IF_SFT,
877 	0x7, rt5640_dai_iis_map, rt5640_dai_iis_map_values);
878 
879 static const struct snd_kcontrol_new rt5640_dai_mux =
880 	SOC_DAPM_VALUE_ENUM("DAI select", rt5640_dai_iis_map_enum);
881 
882 /* SDI select */
883 static const char * const rt5640_sdi_sel[] = {
884 	"IF1", "IF2"
885 };
886 
887 static const SOC_ENUM_SINGLE_DECL(
888 	rt5640_sdi_sel_enum, RT5640_I2S2_SDP,
889 	RT5640_I2S2_SDI_SFT, rt5640_sdi_sel);
890 
891 static const struct snd_kcontrol_new rt5640_sdi_mux =
892 	SOC_DAPM_ENUM("SDI select", rt5640_sdi_sel_enum);
893 
894 static int spk_event(struct snd_soc_dapm_widget *w,
895 	struct snd_kcontrol *kcontrol, int event)
896 {
897 	struct snd_soc_codec *codec = w->codec;
898 	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
899 
900 	switch (event) {
901 	case SND_SOC_DAPM_POST_PMU:
902 		regmap_update_bits(rt5640->regmap, RT5640_PWR_DIG1,
903 					0x0001, 0x0001);
904 		regmap_update_bits(rt5640->regmap, RT5640_PR_BASE + 0x1c,
905 					0xf000, 0xf000);
906 		break;
907 
908 	case SND_SOC_DAPM_PRE_PMD:
909 		regmap_update_bits(rt5640->regmap, RT5640_PR_BASE + 0x1c,
910 					0xf000, 0x0000);
911 		regmap_update_bits(rt5640->regmap, RT5640_PWR_DIG1,
912 					0x0001, 0x0000);
913 		break;
914 
915 	default:
916 		return 0;
917 	}
918 	return 0;
919 }
920 
921 static int rt5640_set_dmic1_event(struct snd_soc_dapm_widget *w,
922 	struct snd_kcontrol *kcontrol, int event)
923 {
924 	struct snd_soc_codec *codec = w->codec;
925 
926 	switch (event) {
927 	case SND_SOC_DAPM_PRE_PMU:
928 		snd_soc_update_bits(codec, RT5640_GPIO_CTRL1,
929 			RT5640_GP2_PIN_MASK | RT5640_GP3_PIN_MASK,
930 			RT5640_GP2_PIN_DMIC1_SCL | RT5640_GP3_PIN_DMIC1_SDA);
931 		snd_soc_update_bits(codec, RT5640_DMIC,
932 			RT5640_DMIC_1L_LH_MASK | RT5640_DMIC_1R_LH_MASK |
933 			RT5640_DMIC_1_DP_MASK,
934 			RT5640_DMIC_1L_LH_FALLING | RT5640_DMIC_1R_LH_RISING |
935 			RT5640_DMIC_1_DP_IN1P);
936 		break;
937 
938 	default:
939 		return 0;
940 	}
941 
942 	return 0;
943 }
944 
945 static int rt5640_set_dmic2_event(struct snd_soc_dapm_widget *w,
946 	struct snd_kcontrol *kcontrol, int event)
947 {
948 	struct snd_soc_codec *codec = w->codec;
949 
950 	switch (event) {
951 	case SND_SOC_DAPM_PRE_PMU:
952 		snd_soc_update_bits(codec, RT5640_GPIO_CTRL1,
953 			RT5640_GP2_PIN_MASK | RT5640_GP4_PIN_MASK,
954 			RT5640_GP2_PIN_DMIC1_SCL | RT5640_GP4_PIN_DMIC2_SDA);
955 		snd_soc_update_bits(codec, RT5640_DMIC,
956 			RT5640_DMIC_2L_LH_MASK | RT5640_DMIC_2R_LH_MASK |
957 			RT5640_DMIC_2_DP_MASK,
958 			RT5640_DMIC_2L_LH_FALLING | RT5640_DMIC_2R_LH_RISING |
959 			RT5640_DMIC_2_DP_IN1N);
960 		break;
961 
962 	default:
963 		return 0;
964 	}
965 
966 	return 0;
967 }
968 
969 static const struct snd_soc_dapm_widget rt5640_dapm_widgets[] = {
970 	SND_SOC_DAPM_SUPPLY("PLL1", RT5640_PWR_ANLG2,
971 			RT5640_PWR_PLL_BIT, 0, NULL, 0),
972 	/* Input Side */
973 	/* micbias */
974 	SND_SOC_DAPM_SUPPLY("LDO2", RT5640_PWR_ANLG1,
975 			RT5640_PWR_LDO2_BIT, 0, NULL, 0),
976 	SND_SOC_DAPM_SUPPLY("MICBIAS1", RT5640_PWR_ANLG2,
977 			RT5640_PWR_MB1_BIT, 0, NULL, 0),
978 	/* Input Lines */
979 	SND_SOC_DAPM_INPUT("DMIC1"),
980 	SND_SOC_DAPM_INPUT("DMIC2"),
981 	SND_SOC_DAPM_INPUT("IN1P"),
982 	SND_SOC_DAPM_INPUT("IN1N"),
983 	SND_SOC_DAPM_INPUT("IN2P"),
984 	SND_SOC_DAPM_INPUT("IN2N"),
985 	SND_SOC_DAPM_PGA("DMIC L1", SND_SOC_NOPM, 0, 0, NULL, 0),
986 	SND_SOC_DAPM_PGA("DMIC R1", SND_SOC_NOPM, 0, 0, NULL, 0),
987 	SND_SOC_DAPM_PGA("DMIC L2", SND_SOC_NOPM, 0, 0, NULL, 0),
988 	SND_SOC_DAPM_PGA("DMIC R2", SND_SOC_NOPM, 0, 0, NULL, 0),
989 
990 	SND_SOC_DAPM_SUPPLY("DMIC CLK", SND_SOC_NOPM, 0, 0,
991 		set_dmic_clk, SND_SOC_DAPM_PRE_PMU),
992 	SND_SOC_DAPM_SUPPLY("DMIC1 Power", RT5640_DMIC,
993 		RT5640_DMIC_1_EN_SFT, 0, rt5640_set_dmic1_event,
994 		SND_SOC_DAPM_PRE_PMU),
995 	SND_SOC_DAPM_SUPPLY("DMIC2 Power", RT5640_DMIC,
996 		RT5640_DMIC_2_EN_SFT, 0, rt5640_set_dmic2_event,
997 		SND_SOC_DAPM_PRE_PMU),
998 	/* Boost */
999 	SND_SOC_DAPM_PGA("BST1", RT5640_PWR_ANLG2,
1000 		RT5640_PWR_BST1_BIT, 0, NULL, 0),
1001 	SND_SOC_DAPM_PGA("BST2", RT5640_PWR_ANLG2,
1002 		RT5640_PWR_BST4_BIT, 0, NULL, 0),
1003 	/* Input Volume */
1004 	SND_SOC_DAPM_PGA("INL VOL", RT5640_PWR_VOL,
1005 		RT5640_PWR_IN_L_BIT, 0, NULL, 0),
1006 	SND_SOC_DAPM_PGA("INR VOL", RT5640_PWR_VOL,
1007 		RT5640_PWR_IN_R_BIT, 0, NULL, 0),
1008 	/* IN Mux */
1009 	SND_SOC_DAPM_MUX("INL Mux", SND_SOC_NOPM, 0, 0, &rt5640_inl_mux),
1010 	SND_SOC_DAPM_MUX("INR Mux", SND_SOC_NOPM, 0, 0, &rt5640_inr_mux),
1011 	/* REC Mixer */
1012 	SND_SOC_DAPM_MIXER("RECMIXL", RT5640_PWR_MIXER, RT5640_PWR_RM_L_BIT, 0,
1013 			rt5640_rec_l_mix, ARRAY_SIZE(rt5640_rec_l_mix)),
1014 	SND_SOC_DAPM_MIXER("RECMIXR", RT5640_PWR_MIXER, RT5640_PWR_RM_R_BIT, 0,
1015 			rt5640_rec_r_mix, ARRAY_SIZE(rt5640_rec_r_mix)),
1016 	/* ADCs */
1017 	SND_SOC_DAPM_ADC("ADC L", NULL, RT5640_PWR_DIG1,
1018 			RT5640_PWR_ADC_L_BIT, 0),
1019 	SND_SOC_DAPM_ADC("ADC R", NULL, RT5640_PWR_DIG1,
1020 			RT5640_PWR_ADC_R_BIT, 0),
1021 	/* ADC Mux */
1022 	SND_SOC_DAPM_MUX("Stereo ADC L2 Mux", SND_SOC_NOPM, 0, 0,
1023 				&rt5640_sto_adc_2_mux),
1024 	SND_SOC_DAPM_MUX("Stereo ADC R2 Mux", SND_SOC_NOPM, 0, 0,
1025 				&rt5640_sto_adc_2_mux),
1026 	SND_SOC_DAPM_MUX("Stereo ADC L1 Mux", SND_SOC_NOPM, 0, 0,
1027 				&rt5640_sto_adc_1_mux),
1028 	SND_SOC_DAPM_MUX("Stereo ADC R1 Mux", SND_SOC_NOPM, 0, 0,
1029 				&rt5640_sto_adc_1_mux),
1030 	SND_SOC_DAPM_MUX("Mono ADC L2 Mux", SND_SOC_NOPM, 0, 0,
1031 				&rt5640_mono_adc_l2_mux),
1032 	SND_SOC_DAPM_MUX("Mono ADC L1 Mux", SND_SOC_NOPM, 0, 0,
1033 				&rt5640_mono_adc_l1_mux),
1034 	SND_SOC_DAPM_MUX("Mono ADC R1 Mux", SND_SOC_NOPM, 0, 0,
1035 				&rt5640_mono_adc_r1_mux),
1036 	SND_SOC_DAPM_MUX("Mono ADC R2 Mux", SND_SOC_NOPM, 0, 0,
1037 				&rt5640_mono_adc_r2_mux),
1038 	/* ADC Mixer */
1039 	SND_SOC_DAPM_SUPPLY("Stereo Filter", RT5640_PWR_DIG2,
1040 		RT5640_PWR_ADC_SF_BIT, 0, NULL, 0),
1041 	SND_SOC_DAPM_MIXER("Stereo ADC MIXL", SND_SOC_NOPM, 0, 0,
1042 		rt5640_sto_adc_l_mix, ARRAY_SIZE(rt5640_sto_adc_l_mix)),
1043 	SND_SOC_DAPM_MIXER("Stereo ADC MIXR", SND_SOC_NOPM, 0, 0,
1044 		rt5640_sto_adc_r_mix, ARRAY_SIZE(rt5640_sto_adc_r_mix)),
1045 	SND_SOC_DAPM_SUPPLY("Mono Left Filter", RT5640_PWR_DIG2,
1046 		RT5640_PWR_ADC_MF_L_BIT, 0, NULL, 0),
1047 	SND_SOC_DAPM_MIXER("Mono ADC MIXL", SND_SOC_NOPM, 0, 0,
1048 		rt5640_mono_adc_l_mix, ARRAY_SIZE(rt5640_mono_adc_l_mix)),
1049 	SND_SOC_DAPM_SUPPLY("Mono Right Filter", RT5640_PWR_DIG2,
1050 		RT5640_PWR_ADC_MF_R_BIT, 0, NULL, 0),
1051 	SND_SOC_DAPM_MIXER("Mono ADC MIXR", SND_SOC_NOPM, 0, 0,
1052 		rt5640_mono_adc_r_mix, ARRAY_SIZE(rt5640_mono_adc_r_mix)),
1053 
1054 	/* Digital Interface */
1055 	SND_SOC_DAPM_SUPPLY("I2S1", RT5640_PWR_DIG1,
1056 		RT5640_PWR_I2S1_BIT, 0, NULL, 0),
1057 	SND_SOC_DAPM_PGA("IF1 DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
1058 	SND_SOC_DAPM_PGA("IF1 DAC L", SND_SOC_NOPM, 0, 0, NULL, 0),
1059 	SND_SOC_DAPM_PGA("IF1 DAC R", SND_SOC_NOPM, 0, 0, NULL, 0),
1060 	SND_SOC_DAPM_PGA("IF1 ADC", SND_SOC_NOPM, 0, 0, NULL, 0),
1061 	SND_SOC_DAPM_PGA("IF1 ADC L", SND_SOC_NOPM, 0, 0, NULL, 0),
1062 	SND_SOC_DAPM_PGA("IF1 ADC R", SND_SOC_NOPM, 0, 0, NULL, 0),
1063 	SND_SOC_DAPM_SUPPLY("I2S2", RT5640_PWR_DIG1,
1064 		RT5640_PWR_I2S2_BIT, 0, NULL, 0),
1065 	SND_SOC_DAPM_PGA("IF2 DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
1066 	SND_SOC_DAPM_PGA("IF2 DAC L", SND_SOC_NOPM, 0, 0, NULL, 0),
1067 	SND_SOC_DAPM_PGA("IF2 DAC R", SND_SOC_NOPM, 0, 0, NULL, 0),
1068 	SND_SOC_DAPM_PGA("IF2 ADC", SND_SOC_NOPM, 0, 0, NULL, 0),
1069 	SND_SOC_DAPM_PGA("IF2 ADC L", SND_SOC_NOPM, 0, 0, NULL, 0),
1070 	SND_SOC_DAPM_PGA("IF2 ADC R", SND_SOC_NOPM, 0, 0, NULL, 0),
1071 	/* Digital Interface Select */
1072 	SND_SOC_DAPM_MUX("DAI1 RX Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
1073 	SND_SOC_DAPM_MUX("DAI1 TX Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
1074 	SND_SOC_DAPM_MUX("DAI1 IF1 Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
1075 	SND_SOC_DAPM_MUX("DAI1 IF2 Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
1076 	SND_SOC_DAPM_MUX("SDI1 TX Mux", SND_SOC_NOPM, 0, 0, &rt5640_sdi_mux),
1077 	SND_SOC_DAPM_MUX("DAI2 RX Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
1078 	SND_SOC_DAPM_MUX("DAI2 TX Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
1079 	SND_SOC_DAPM_MUX("DAI2 IF1 Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
1080 	SND_SOC_DAPM_MUX("DAI2 IF2 Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
1081 	SND_SOC_DAPM_MUX("SDI2 TX Mux", SND_SOC_NOPM, 0, 0, &rt5640_sdi_mux),
1082 	/* Audio Interface */
1083 	SND_SOC_DAPM_AIF_IN("AIF1RX", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0),
1084 	SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0),
1085 	SND_SOC_DAPM_AIF_IN("AIF2RX", "AIF2 Playback", 0, SND_SOC_NOPM, 0, 0),
1086 	SND_SOC_DAPM_AIF_OUT("AIF2TX", "AIF2 Capture", 0, SND_SOC_NOPM, 0, 0),
1087 	/* Audio DSP */
1088 	SND_SOC_DAPM_PGA("Audio DSP", SND_SOC_NOPM, 0, 0, NULL, 0),
1089 	/* ANC */
1090 	SND_SOC_DAPM_PGA("ANC", SND_SOC_NOPM, 0, 0, NULL, 0),
1091 	/* Output Side */
1092 	/* DAC mixer before sound effect  */
1093 	SND_SOC_DAPM_MIXER("DAC MIXL", SND_SOC_NOPM, 0, 0,
1094 		rt5640_dac_l_mix, ARRAY_SIZE(rt5640_dac_l_mix)),
1095 	SND_SOC_DAPM_MIXER("DAC MIXR", SND_SOC_NOPM, 0, 0,
1096 		rt5640_dac_r_mix, ARRAY_SIZE(rt5640_dac_r_mix)),
1097 	/* DAC2 channel Mux */
1098 	SND_SOC_DAPM_MUX("DAC L2 Mux", SND_SOC_NOPM, 0, 0,
1099 				&rt5640_dac_l2_mux),
1100 	SND_SOC_DAPM_MUX("DAC R2 Mux", SND_SOC_NOPM, 0, 0,
1101 				&rt5640_dac_r2_mux),
1102 	/* DAC Mixer */
1103 	SND_SOC_DAPM_MIXER("Stereo DAC MIXL", SND_SOC_NOPM, 0, 0,
1104 		rt5640_sto_dac_l_mix, ARRAY_SIZE(rt5640_sto_dac_l_mix)),
1105 	SND_SOC_DAPM_MIXER("Stereo DAC MIXR", SND_SOC_NOPM, 0, 0,
1106 		rt5640_sto_dac_r_mix, ARRAY_SIZE(rt5640_sto_dac_r_mix)),
1107 	SND_SOC_DAPM_MIXER("Mono DAC MIXL", SND_SOC_NOPM, 0, 0,
1108 		rt5640_mono_dac_l_mix, ARRAY_SIZE(rt5640_mono_dac_l_mix)),
1109 	SND_SOC_DAPM_MIXER("Mono DAC MIXR", SND_SOC_NOPM, 0, 0,
1110 		rt5640_mono_dac_r_mix, ARRAY_SIZE(rt5640_mono_dac_r_mix)),
1111 	SND_SOC_DAPM_MIXER("DIG MIXL", SND_SOC_NOPM, 0, 0,
1112 		rt5640_dig_l_mix, ARRAY_SIZE(rt5640_dig_l_mix)),
1113 	SND_SOC_DAPM_MIXER("DIG MIXR", SND_SOC_NOPM, 0, 0,
1114 		rt5640_dig_r_mix, ARRAY_SIZE(rt5640_dig_r_mix)),
1115 	/* DACs */
1116 	SND_SOC_DAPM_DAC("DAC L1", NULL, RT5640_PWR_DIG1,
1117 			RT5640_PWR_DAC_L1_BIT, 0),
1118 	SND_SOC_DAPM_DAC("DAC L2", NULL, RT5640_PWR_DIG1,
1119 			RT5640_PWR_DAC_L2_BIT, 0),
1120 	SND_SOC_DAPM_DAC("DAC R1", NULL, RT5640_PWR_DIG1,
1121 			RT5640_PWR_DAC_R1_BIT, 0),
1122 	SND_SOC_DAPM_DAC("DAC R2", NULL, RT5640_PWR_DIG1,
1123 			RT5640_PWR_DAC_R2_BIT, 0),
1124 	/* SPK/OUT Mixer */
1125 	SND_SOC_DAPM_MIXER("SPK MIXL", RT5640_PWR_MIXER, RT5640_PWR_SM_L_BIT,
1126 		0, rt5640_spk_l_mix, ARRAY_SIZE(rt5640_spk_l_mix)),
1127 	SND_SOC_DAPM_MIXER("SPK MIXR", RT5640_PWR_MIXER, RT5640_PWR_SM_R_BIT,
1128 		0, rt5640_spk_r_mix, ARRAY_SIZE(rt5640_spk_r_mix)),
1129 	SND_SOC_DAPM_MIXER("OUT MIXL", RT5640_PWR_MIXER, RT5640_PWR_OM_L_BIT,
1130 		0, rt5640_out_l_mix, ARRAY_SIZE(rt5640_out_l_mix)),
1131 	SND_SOC_DAPM_MIXER("OUT MIXR", RT5640_PWR_MIXER, RT5640_PWR_OM_R_BIT,
1132 		0, rt5640_out_r_mix, ARRAY_SIZE(rt5640_out_r_mix)),
1133 	/* Ouput Volume */
1134 	SND_SOC_DAPM_PGA("SPKVOL L", RT5640_PWR_VOL,
1135 		RT5640_PWR_SV_L_BIT, 0, NULL, 0),
1136 	SND_SOC_DAPM_PGA("SPKVOL R", RT5640_PWR_VOL,
1137 		RT5640_PWR_SV_R_BIT, 0, NULL, 0),
1138 	SND_SOC_DAPM_PGA("OUTVOL L", RT5640_PWR_VOL,
1139 		RT5640_PWR_OV_L_BIT, 0, NULL, 0),
1140 	SND_SOC_DAPM_PGA("OUTVOL R", RT5640_PWR_VOL,
1141 		RT5640_PWR_OV_R_BIT, 0, NULL, 0),
1142 	SND_SOC_DAPM_PGA("HPOVOL L", RT5640_PWR_VOL,
1143 		RT5640_PWR_HV_L_BIT, 0, NULL, 0),
1144 	SND_SOC_DAPM_PGA("HPOVOL R", RT5640_PWR_VOL,
1145 		RT5640_PWR_HV_R_BIT, 0, NULL, 0),
1146 	/* SPO/HPO/LOUT/Mono Mixer */
1147 	SND_SOC_DAPM_MIXER("SPOL MIX", SND_SOC_NOPM, 0,
1148 		0, rt5640_spo_l_mix, ARRAY_SIZE(rt5640_spo_l_mix)),
1149 	SND_SOC_DAPM_MIXER("SPOR MIX", SND_SOC_NOPM, 0,
1150 		0, rt5640_spo_r_mix, ARRAY_SIZE(rt5640_spo_r_mix)),
1151 	SND_SOC_DAPM_MIXER("HPO MIX L", SND_SOC_NOPM, 0, 0,
1152 		rt5640_hpo_mix, ARRAY_SIZE(rt5640_hpo_mix)),
1153 	SND_SOC_DAPM_MIXER("HPO MIX R", SND_SOC_NOPM, 0, 0,
1154 		rt5640_hpo_mix, ARRAY_SIZE(rt5640_hpo_mix)),
1155 	SND_SOC_DAPM_MIXER("LOUT MIX", RT5640_PWR_ANLG1, RT5640_PWR_LM_BIT, 0,
1156 		rt5640_lout_mix, ARRAY_SIZE(rt5640_lout_mix)),
1157 	SND_SOC_DAPM_MIXER("Mono MIX", RT5640_PWR_ANLG1, RT5640_PWR_MM_BIT, 0,
1158 		rt5640_mono_mix, ARRAY_SIZE(rt5640_mono_mix)),
1159 	SND_SOC_DAPM_SUPPLY("Improve MONO Amp Drv", RT5640_PWR_ANLG1,
1160 		RT5640_PWR_MA_BIT, 0, NULL, 0),
1161 	SND_SOC_DAPM_SUPPLY("Improve HP Amp Drv", RT5640_PWR_ANLG1,
1162 		SND_SOC_NOPM, 0, NULL, 0),
1163 	SND_SOC_DAPM_PGA("HP L Amp", RT5640_PWR_ANLG1,
1164 		RT5640_PWR_HP_L_BIT, 0, NULL, 0),
1165 	SND_SOC_DAPM_PGA("HP R Amp", RT5640_PWR_ANLG1,
1166 		RT5640_PWR_HP_R_BIT, 0, NULL, 0),
1167 	SND_SOC_DAPM_SUPPLY("Improve SPK Amp Drv", RT5640_PWR_DIG1,
1168 		SND_SOC_NOPM, 0, spk_event,
1169 		SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
1170 	/* Output Lines */
1171 	SND_SOC_DAPM_OUTPUT("SPOLP"),
1172 	SND_SOC_DAPM_OUTPUT("SPOLN"),
1173 	SND_SOC_DAPM_OUTPUT("SPORP"),
1174 	SND_SOC_DAPM_OUTPUT("SPORN"),
1175 	SND_SOC_DAPM_OUTPUT("HPOL"),
1176 	SND_SOC_DAPM_OUTPUT("HPOR"),
1177 	SND_SOC_DAPM_OUTPUT("LOUTL"),
1178 	SND_SOC_DAPM_OUTPUT("LOUTR"),
1179 	SND_SOC_DAPM_OUTPUT("MONOP"),
1180 	SND_SOC_DAPM_OUTPUT("MONON"),
1181 };
1182 
1183 static const struct snd_soc_dapm_route rt5640_dapm_routes[] = {
1184 	{"IN1P", NULL, "LDO2"},
1185 	{"IN2P", NULL, "LDO2"},
1186 
1187 	{"DMIC L1", NULL, "DMIC1"},
1188 	{"DMIC R1", NULL, "DMIC1"},
1189 	{"DMIC L2", NULL, "DMIC2"},
1190 	{"DMIC R2", NULL, "DMIC2"},
1191 
1192 	{"BST1", NULL, "IN1P"},
1193 	{"BST1", NULL, "IN1N"},
1194 	{"BST2", NULL, "IN2P"},
1195 	{"BST2", NULL, "IN2N"},
1196 
1197 	{"INL VOL", NULL, "IN2P"},
1198 	{"INR VOL", NULL, "IN2N"},
1199 
1200 	{"RECMIXL", "HPOL Switch", "HPOL"},
1201 	{"RECMIXL", "INL Switch", "INL VOL"},
1202 	{"RECMIXL", "BST2 Switch", "BST2"},
1203 	{"RECMIXL", "BST1 Switch", "BST1"},
1204 	{"RECMIXL", "OUT MIXL Switch", "OUT MIXL"},
1205 
1206 	{"RECMIXR", "HPOR Switch", "HPOR"},
1207 	{"RECMIXR", "INR Switch", "INR VOL"},
1208 	{"RECMIXR", "BST2 Switch", "BST2"},
1209 	{"RECMIXR", "BST1 Switch", "BST1"},
1210 	{"RECMIXR", "OUT MIXR Switch", "OUT MIXR"},
1211 
1212 	{"ADC L", NULL, "RECMIXL"},
1213 	{"ADC R", NULL, "RECMIXR"},
1214 
1215 	{"DMIC L1", NULL, "DMIC CLK"},
1216 	{"DMIC L1", NULL, "DMIC1 Power"},
1217 	{"DMIC R1", NULL, "DMIC CLK"},
1218 	{"DMIC R1", NULL, "DMIC1 Power"},
1219 	{"DMIC L2", NULL, "DMIC CLK"},
1220 	{"DMIC L2", NULL, "DMIC2 Power"},
1221 	{"DMIC R2", NULL, "DMIC CLK"},
1222 	{"DMIC R2", NULL, "DMIC2 Power"},
1223 
1224 	{"Stereo ADC L2 Mux", "DMIC1", "DMIC L1"},
1225 	{"Stereo ADC L2 Mux", "DMIC2", "DMIC L2"},
1226 	{"Stereo ADC L2 Mux", "DIG MIX", "DIG MIXL"},
1227 	{"Stereo ADC L1 Mux", "ADC", "ADC L"},
1228 	{"Stereo ADC L1 Mux", "DIG MIX", "DIG MIXL"},
1229 
1230 	{"Stereo ADC R1 Mux", "ADC", "ADC R"},
1231 	{"Stereo ADC R1 Mux", "DIG MIX", "DIG MIXR"},
1232 	{"Stereo ADC R2 Mux", "DMIC1", "DMIC R1"},
1233 	{"Stereo ADC R2 Mux", "DMIC2", "DMIC R2"},
1234 	{"Stereo ADC R2 Mux", "DIG MIX", "DIG MIXR"},
1235 
1236 	{"Mono ADC L2 Mux", "DMIC L1", "DMIC L1"},
1237 	{"Mono ADC L2 Mux", "DMIC L2", "DMIC L2"},
1238 	{"Mono ADC L2 Mux", "Mono DAC MIXL", "Mono DAC MIXL"},
1239 	{"Mono ADC L1 Mux", "Mono DAC MIXL", "Mono DAC MIXL"},
1240 	{"Mono ADC L1 Mux", "ADCL", "ADC L"},
1241 
1242 	{"Mono ADC R1 Mux", "Mono DAC MIXR", "Mono DAC MIXR"},
1243 	{"Mono ADC R1 Mux", "ADCR", "ADC R"},
1244 	{"Mono ADC R2 Mux", "DMIC R1", "DMIC R1"},
1245 	{"Mono ADC R2 Mux", "DMIC R2", "DMIC R2"},
1246 	{"Mono ADC R2 Mux", "Mono DAC MIXR", "Mono DAC MIXR"},
1247 
1248 	{"Stereo ADC MIXL", "ADC1 Switch", "Stereo ADC L1 Mux"},
1249 	{"Stereo ADC MIXL", "ADC2 Switch", "Stereo ADC L2 Mux"},
1250 	{"Stereo ADC MIXL", NULL, "Stereo Filter"},
1251 	{"Stereo Filter", NULL, "PLL1", check_sysclk1_source},
1252 
1253 	{"Stereo ADC MIXR", "ADC1 Switch", "Stereo ADC R1 Mux"},
1254 	{"Stereo ADC MIXR", "ADC2 Switch", "Stereo ADC R2 Mux"},
1255 	{"Stereo ADC MIXR", NULL, "Stereo Filter"},
1256 	{"Stereo Filter", NULL, "PLL1", check_sysclk1_source},
1257 
1258 	{"Mono ADC MIXL", "ADC1 Switch", "Mono ADC L1 Mux"},
1259 	{"Mono ADC MIXL", "ADC2 Switch", "Mono ADC L2 Mux"},
1260 	{"Mono ADC MIXL", NULL, "Mono Left Filter"},
1261 	{"Mono Left Filter", NULL, "PLL1", check_sysclk1_source},
1262 
1263 	{"Mono ADC MIXR", "ADC1 Switch", "Mono ADC R1 Mux"},
1264 	{"Mono ADC MIXR", "ADC2 Switch", "Mono ADC R2 Mux"},
1265 	{"Mono ADC MIXR", NULL, "Mono Right Filter"},
1266 	{"Mono Right Filter", NULL, "PLL1", check_sysclk1_source},
1267 
1268 	{"IF2 ADC L", NULL, "Mono ADC MIXL"},
1269 	{"IF2 ADC R", NULL, "Mono ADC MIXR"},
1270 	{"IF1 ADC L", NULL, "Stereo ADC MIXL"},
1271 	{"IF1 ADC R", NULL, "Stereo ADC MIXR"},
1272 
1273 	{"IF1 ADC", NULL, "I2S1"},
1274 	{"IF1 ADC", NULL, "IF1 ADC L"},
1275 	{"IF1 ADC", NULL, "IF1 ADC R"},
1276 	{"IF2 ADC", NULL, "I2S2"},
1277 	{"IF2 ADC", NULL, "IF2 ADC L"},
1278 	{"IF2 ADC", NULL, "IF2 ADC R"},
1279 
1280 	{"DAI1 TX Mux", "1:1|2:2", "IF1 ADC"},
1281 	{"DAI1 TX Mux", "1:2|2:1", "IF2 ADC"},
1282 	{"DAI1 IF1 Mux", "1:1|2:1", "IF1 ADC"},
1283 	{"DAI1 IF2 Mux", "1:1|2:1", "IF2 ADC"},
1284 	{"SDI1 TX Mux", "IF1", "DAI1 IF1 Mux"},
1285 	{"SDI1 TX Mux", "IF2", "DAI1 IF2 Mux"},
1286 
1287 	{"DAI2 TX Mux", "1:2|2:1", "IF1 ADC"},
1288 	{"DAI2 TX Mux", "1:1|2:2", "IF2 ADC"},
1289 	{"DAI2 IF1 Mux", "1:2|2:2", "IF1 ADC"},
1290 	{"DAI2 IF2 Mux", "1:2|2:2", "IF2 ADC"},
1291 	{"SDI2 TX Mux", "IF1", "DAI2 IF1 Mux"},
1292 	{"SDI2 TX Mux", "IF2", "DAI2 IF2 Mux"},
1293 
1294 	{"AIF1TX", NULL, "DAI1 TX Mux"},
1295 	{"AIF1TX", NULL, "SDI1 TX Mux"},
1296 	{"AIF2TX", NULL, "DAI2 TX Mux"},
1297 	{"AIF2TX", NULL, "SDI2 TX Mux"},
1298 
1299 	{"DAI1 RX Mux", "1:1|2:2", "AIF1RX"},
1300 	{"DAI1 RX Mux", "1:1|2:1", "AIF1RX"},
1301 	{"DAI1 RX Mux", "1:2|2:1", "AIF2RX"},
1302 	{"DAI1 RX Mux", "1:2|2:2", "AIF2RX"},
1303 
1304 	{"DAI2 RX Mux", "1:2|2:1", "AIF1RX"},
1305 	{"DAI2 RX Mux", "1:1|2:1", "AIF1RX"},
1306 	{"DAI2 RX Mux", "1:1|2:2", "AIF2RX"},
1307 	{"DAI2 RX Mux", "1:2|2:2", "AIF2RX"},
1308 
1309 	{"IF1 DAC", NULL, "I2S1"},
1310 	{"IF1 DAC", NULL, "DAI1 RX Mux"},
1311 	{"IF2 DAC", NULL, "I2S2"},
1312 	{"IF2 DAC", NULL, "DAI2 RX Mux"},
1313 
1314 	{"IF1 DAC L", NULL, "IF1 DAC"},
1315 	{"IF1 DAC R", NULL, "IF1 DAC"},
1316 	{"IF2 DAC L", NULL, "IF2 DAC"},
1317 	{"IF2 DAC R", NULL, "IF2 DAC"},
1318 
1319 	{"DAC MIXL", "Stereo ADC Switch", "Stereo ADC MIXL"},
1320 	{"DAC MIXL", "INF1 Switch", "IF1 DAC L"},
1321 	{"DAC MIXR", "Stereo ADC Switch", "Stereo ADC MIXR"},
1322 	{"DAC MIXR", "INF1 Switch", "IF1 DAC R"},
1323 
1324 	{"ANC", NULL, "Stereo ADC MIXL"},
1325 	{"ANC", NULL, "Stereo ADC MIXR"},
1326 
1327 	{"Audio DSP", NULL, "DAC MIXL"},
1328 	{"Audio DSP", NULL, "DAC MIXR"},
1329 
1330 	{"DAC L2 Mux", "IF2", "IF2 DAC L"},
1331 	{"DAC L2 Mux", "Base L/R", "Audio DSP"},
1332 
1333 	{"DAC R2 Mux", "IF2", "IF2 DAC R"},
1334 
1335 	{"Stereo DAC MIXL", "DAC L1 Switch", "DAC MIXL"},
1336 	{"Stereo DAC MIXL", "DAC L2 Switch", "DAC L2 Mux"},
1337 	{"Stereo DAC MIXL", "ANC Switch", "ANC"},
1338 	{"Stereo DAC MIXR", "DAC R1 Switch", "DAC MIXR"},
1339 	{"Stereo DAC MIXR", "DAC R2 Switch", "DAC R2 Mux"},
1340 	{"Stereo DAC MIXR", "ANC Switch", "ANC"},
1341 
1342 	{"Mono DAC MIXL", "DAC L1 Switch", "DAC MIXL"},
1343 	{"Mono DAC MIXL", "DAC L2 Switch", "DAC L2 Mux"},
1344 	{"Mono DAC MIXL", "DAC R2 Switch", "DAC R2 Mux"},
1345 	{"Mono DAC MIXR", "DAC R1 Switch", "DAC MIXR"},
1346 	{"Mono DAC MIXR", "DAC R2 Switch", "DAC R2 Mux"},
1347 	{"Mono DAC MIXR", "DAC L2 Switch", "DAC L2 Mux"},
1348 
1349 	{"DIG MIXL", "DAC L1 Switch", "DAC MIXL"},
1350 	{"DIG MIXL", "DAC L2 Switch", "DAC L2 Mux"},
1351 	{"DIG MIXR", "DAC R1 Switch", "DAC MIXR"},
1352 	{"DIG MIXR", "DAC R2 Switch", "DAC R2 Mux"},
1353 
1354 	{"DAC L1", NULL, "Stereo DAC MIXL"},
1355 	{"DAC L1", NULL, "PLL1", check_sysclk1_source},
1356 	{"DAC R1", NULL, "Stereo DAC MIXR"},
1357 	{"DAC R1", NULL, "PLL1", check_sysclk1_source},
1358 	{"DAC L2", NULL, "Mono DAC MIXL"},
1359 	{"DAC L2", NULL, "PLL1", check_sysclk1_source},
1360 	{"DAC R2", NULL, "Mono DAC MIXR"},
1361 	{"DAC R2", NULL, "PLL1", check_sysclk1_source},
1362 
1363 	{"SPK MIXL", "REC MIXL Switch", "RECMIXL"},
1364 	{"SPK MIXL", "INL Switch", "INL VOL"},
1365 	{"SPK MIXL", "DAC L1 Switch", "DAC L1"},
1366 	{"SPK MIXL", "DAC L2 Switch", "DAC L2"},
1367 	{"SPK MIXL", "OUT MIXL Switch", "OUT MIXL"},
1368 	{"SPK MIXR", "REC MIXR Switch", "RECMIXR"},
1369 	{"SPK MIXR", "INR Switch", "INR VOL"},
1370 	{"SPK MIXR", "DAC R1 Switch", "DAC R1"},
1371 	{"SPK MIXR", "DAC R2 Switch", "DAC R2"},
1372 	{"SPK MIXR", "OUT MIXR Switch", "OUT MIXR"},
1373 
1374 	{"OUT MIXL", "SPK MIXL Switch", "SPK MIXL"},
1375 	{"OUT MIXL", "BST1 Switch", "BST1"},
1376 	{"OUT MIXL", "INL Switch", "INL VOL"},
1377 	{"OUT MIXL", "REC MIXL Switch", "RECMIXL"},
1378 	{"OUT MIXL", "DAC R2 Switch", "DAC R2"},
1379 	{"OUT MIXL", "DAC L2 Switch", "DAC L2"},
1380 	{"OUT MIXL", "DAC L1 Switch", "DAC L1"},
1381 
1382 	{"OUT MIXR", "SPK MIXR Switch", "SPK MIXR"},
1383 	{"OUT MIXR", "BST2 Switch", "BST2"},
1384 	{"OUT MIXR", "BST1 Switch", "BST1"},
1385 	{"OUT MIXR", "INR Switch", "INR VOL"},
1386 	{"OUT MIXR", "REC MIXR Switch", "RECMIXR"},
1387 	{"OUT MIXR", "DAC L2 Switch", "DAC L2"},
1388 	{"OUT MIXR", "DAC R2 Switch", "DAC R2"},
1389 	{"OUT MIXR", "DAC R1 Switch", "DAC R1"},
1390 
1391 	{"SPKVOL L", NULL, "SPK MIXL"},
1392 	{"SPKVOL R", NULL, "SPK MIXR"},
1393 	{"HPOVOL L", NULL, "OUT MIXL"},
1394 	{"HPOVOL R", NULL, "OUT MIXR"},
1395 	{"OUTVOL L", NULL, "OUT MIXL"},
1396 	{"OUTVOL R", NULL, "OUT MIXR"},
1397 
1398 	{"SPOL MIX", "DAC R1 Switch", "DAC R1"},
1399 	{"SPOL MIX", "DAC L1 Switch", "DAC L1"},
1400 	{"SPOL MIX", "SPKVOL R Switch", "SPKVOL R"},
1401 	{"SPOL MIX", "SPKVOL L Switch", "SPKVOL L"},
1402 	{"SPOL MIX", "BST1 Switch", "BST1"},
1403 	{"SPOR MIX", "DAC R1 Switch", "DAC R1"},
1404 	{"SPOR MIX", "SPKVOL R Switch", "SPKVOL R"},
1405 	{"SPOR MIX", "BST1 Switch", "BST1"},
1406 
1407 	{"HPO MIX L", "HPO MIX DAC2 Switch", "DAC L2"},
1408 	{"HPO MIX L", "HPO MIX DAC1 Switch", "DAC L1"},
1409 	{"HPO MIX L", "HPO MIX HPVOL Switch", "HPOVOL L"},
1410 	{"HPO MIX R", "HPO MIX DAC2 Switch", "DAC R2"},
1411 	{"HPO MIX R", "HPO MIX DAC1 Switch", "DAC R1"},
1412 	{"HPO MIX R", "HPO MIX HPVOL Switch", "HPOVOL R"},
1413 
1414 	{"LOUT MIX", "DAC L1 Switch", "DAC L1"},
1415 	{"LOUT MIX", "DAC R1 Switch", "DAC R1"},
1416 	{"LOUT MIX", "OUTVOL L Switch", "OUTVOL L"},
1417 	{"LOUT MIX", "OUTVOL R Switch", "OUTVOL R"},
1418 
1419 	{"Mono MIX", "DAC R2 Switch", "DAC R2"},
1420 	{"Mono MIX", "DAC L2 Switch", "DAC L2"},
1421 	{"Mono MIX", "OUTVOL R Switch", "OUTVOL R"},
1422 	{"Mono MIX", "OUTVOL L Switch", "OUTVOL L"},
1423 	{"Mono MIX", "BST1 Switch", "BST1"},
1424 
1425 	{"HP L Amp", NULL, "HPO MIX L"},
1426 	{"HP R Amp", NULL, "HPO MIX R"},
1427 
1428 	{"SPOLP", NULL, "SPOL MIX"},
1429 	{"SPOLN", NULL, "SPOL MIX"},
1430 	{"SPORP", NULL, "SPOR MIX"},
1431 	{"SPORN", NULL, "SPOR MIX"},
1432 
1433 	{"SPOLP", NULL, "Improve SPK Amp Drv"},
1434 	{"SPOLN", NULL, "Improve SPK Amp Drv"},
1435 	{"SPORP", NULL, "Improve SPK Amp Drv"},
1436 	{"SPORN", NULL, "Improve SPK Amp Drv"},
1437 
1438 	{"HPOL", NULL, "Improve HP Amp Drv"},
1439 	{"HPOR", NULL, "Improve HP Amp Drv"},
1440 
1441 	{"HPOL", NULL, "HP L Amp"},
1442 	{"HPOR", NULL, "HP R Amp"},
1443 	{"LOUTL", NULL, "LOUT MIX"},
1444 	{"LOUTR", NULL, "LOUT MIX"},
1445 	{"MONOP", NULL, "Mono MIX"},
1446 	{"MONON", NULL, "Mono MIX"},
1447 	{"MONOP", NULL, "Improve MONO Amp Drv"},
1448 };
1449 
1450 static int get_sdp_info(struct snd_soc_codec *codec, int dai_id)
1451 {
1452 	int ret = 0, val;
1453 
1454 	if (codec == NULL)
1455 		return -EINVAL;
1456 
1457 	val = snd_soc_read(codec, RT5640_I2S1_SDP);
1458 	val = (val & RT5640_I2S_IF_MASK) >> RT5640_I2S_IF_SFT;
1459 	switch (dai_id) {
1460 	case RT5640_AIF1:
1461 		switch (val) {
1462 		case RT5640_IF_123:
1463 		case RT5640_IF_132:
1464 			ret |= RT5640_U_IF1;
1465 			break;
1466 		case RT5640_IF_113:
1467 			ret |= RT5640_U_IF1;
1468 		case RT5640_IF_312:
1469 		case RT5640_IF_213:
1470 			ret |= RT5640_U_IF2;
1471 			break;
1472 		}
1473 		break;
1474 
1475 	case RT5640_AIF2:
1476 		switch (val) {
1477 		case RT5640_IF_231:
1478 		case RT5640_IF_213:
1479 			ret |= RT5640_U_IF1;
1480 			break;
1481 		case RT5640_IF_223:
1482 			ret |= RT5640_U_IF1;
1483 		case RT5640_IF_123:
1484 		case RT5640_IF_321:
1485 			ret |= RT5640_U_IF2;
1486 			break;
1487 		}
1488 		break;
1489 
1490 	default:
1491 		ret = -EINVAL;
1492 		break;
1493 	}
1494 
1495 	return ret;
1496 }
1497 
1498 static int get_clk_info(int sclk, int rate)
1499 {
1500 	int i, pd[] = {1, 2, 3, 4, 6, 8, 12, 16};
1501 
1502 	if (sclk <= 0 || rate <= 0)
1503 		return -EINVAL;
1504 
1505 	rate = rate << 8;
1506 	for (i = 0; i < ARRAY_SIZE(pd); i++)
1507 		if (sclk == rate * pd[i])
1508 			return i;
1509 
1510 	return -EINVAL;
1511 }
1512 
1513 static int rt5640_hw_params(struct snd_pcm_substream *substream,
1514 	struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
1515 {
1516 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
1517 	struct snd_soc_codec *codec = rtd->codec;
1518 	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
1519 	unsigned int val_len = 0, val_clk, mask_clk, dai_sel;
1520 	int pre_div, bclk_ms, frame_size;
1521 
1522 	rt5640->lrck[dai->id] = params_rate(params);
1523 	pre_div = get_clk_info(rt5640->sysclk, rt5640->lrck[dai->id]);
1524 	if (pre_div < 0) {
1525 		dev_err(codec->dev, "Unsupported clock setting\n");
1526 		return -EINVAL;
1527 	}
1528 	frame_size = snd_soc_params_to_frame_size(params);
1529 	if (frame_size < 0) {
1530 		dev_err(codec->dev, "Unsupported frame size: %d\n", frame_size);
1531 		return frame_size;
1532 	}
1533 	if (frame_size > 32)
1534 		bclk_ms = 1;
1535 	else
1536 		bclk_ms = 0;
1537 	rt5640->bclk[dai->id] = rt5640->lrck[dai->id] * (32 << bclk_ms);
1538 
1539 	dev_dbg(dai->dev, "bclk is %dHz and lrck is %dHz\n",
1540 		rt5640->bclk[dai->id], rt5640->lrck[dai->id]);
1541 	dev_dbg(dai->dev, "bclk_ms is %d and pre_div is %d for iis %d\n",
1542 				bclk_ms, pre_div, dai->id);
1543 
1544 	switch (params_format(params)) {
1545 	case SNDRV_PCM_FORMAT_S16_LE:
1546 		break;
1547 	case SNDRV_PCM_FORMAT_S20_3LE:
1548 		val_len |= RT5640_I2S_DL_20;
1549 		break;
1550 	case SNDRV_PCM_FORMAT_S24_LE:
1551 		val_len |= RT5640_I2S_DL_24;
1552 		break;
1553 	case SNDRV_PCM_FORMAT_S8:
1554 		val_len |= RT5640_I2S_DL_8;
1555 		break;
1556 	default:
1557 		return -EINVAL;
1558 	}
1559 
1560 	dai_sel = get_sdp_info(codec, dai->id);
1561 	if (dai_sel < 0) {
1562 		dev_err(codec->dev, "Failed to get sdp info: %d\n", dai_sel);
1563 		return -EINVAL;
1564 	}
1565 	if (dai_sel & RT5640_U_IF1) {
1566 		mask_clk = RT5640_I2S_BCLK_MS1_MASK | RT5640_I2S_PD1_MASK;
1567 		val_clk = bclk_ms << RT5640_I2S_BCLK_MS1_SFT |
1568 			pre_div << RT5640_I2S_PD1_SFT;
1569 		snd_soc_update_bits(codec, RT5640_I2S1_SDP,
1570 			RT5640_I2S_DL_MASK, val_len);
1571 		snd_soc_update_bits(codec, RT5640_ADDA_CLK1, mask_clk, val_clk);
1572 	}
1573 	if (dai_sel & RT5640_U_IF2) {
1574 		mask_clk = RT5640_I2S_BCLK_MS2_MASK | RT5640_I2S_PD2_MASK;
1575 		val_clk = bclk_ms << RT5640_I2S_BCLK_MS2_SFT |
1576 			pre_div << RT5640_I2S_PD2_SFT;
1577 		snd_soc_update_bits(codec, RT5640_I2S2_SDP,
1578 			RT5640_I2S_DL_MASK, val_len);
1579 		snd_soc_update_bits(codec, RT5640_ADDA_CLK1, mask_clk, val_clk);
1580 	}
1581 
1582 	return 0;
1583 }
1584 
1585 static int rt5640_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
1586 {
1587 	struct snd_soc_codec *codec = dai->codec;
1588 	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
1589 	unsigned int reg_val = 0, dai_sel;
1590 
1591 	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1592 	case SND_SOC_DAIFMT_CBM_CFM:
1593 		rt5640->master[dai->id] = 1;
1594 		break;
1595 	case SND_SOC_DAIFMT_CBS_CFS:
1596 		reg_val |= RT5640_I2S_MS_S;
1597 		rt5640->master[dai->id] = 0;
1598 		break;
1599 	default:
1600 		return -EINVAL;
1601 	}
1602 
1603 	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1604 	case SND_SOC_DAIFMT_NB_NF:
1605 		break;
1606 	case SND_SOC_DAIFMT_IB_NF:
1607 		reg_val |= RT5640_I2S_BP_INV;
1608 		break;
1609 	default:
1610 		return -EINVAL;
1611 	}
1612 
1613 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1614 	case SND_SOC_DAIFMT_I2S:
1615 		break;
1616 	case SND_SOC_DAIFMT_LEFT_J:
1617 		reg_val |= RT5640_I2S_DF_LEFT;
1618 		break;
1619 	case SND_SOC_DAIFMT_DSP_A:
1620 		reg_val |= RT5640_I2S_DF_PCM_A;
1621 		break;
1622 	case SND_SOC_DAIFMT_DSP_B:
1623 		reg_val  |= RT5640_I2S_DF_PCM_B;
1624 		break;
1625 	default:
1626 		return -EINVAL;
1627 	}
1628 
1629 	dai_sel = get_sdp_info(codec, dai->id);
1630 	if (dai_sel < 0) {
1631 		dev_err(codec->dev, "Failed to get sdp info: %d\n", dai_sel);
1632 		return -EINVAL;
1633 	}
1634 	if (dai_sel & RT5640_U_IF1) {
1635 		snd_soc_update_bits(codec, RT5640_I2S1_SDP,
1636 			RT5640_I2S_MS_MASK | RT5640_I2S_BP_MASK |
1637 			RT5640_I2S_DF_MASK, reg_val);
1638 	}
1639 	if (dai_sel & RT5640_U_IF2) {
1640 		snd_soc_update_bits(codec, RT5640_I2S2_SDP,
1641 			RT5640_I2S_MS_MASK | RT5640_I2S_BP_MASK |
1642 			RT5640_I2S_DF_MASK, reg_val);
1643 	}
1644 
1645 	return 0;
1646 }
1647 
1648 static int rt5640_set_dai_sysclk(struct snd_soc_dai *dai,
1649 		int clk_id, unsigned int freq, int dir)
1650 {
1651 	struct snd_soc_codec *codec = dai->codec;
1652 	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
1653 	unsigned int reg_val = 0;
1654 
1655 	if (freq == rt5640->sysclk && clk_id == rt5640->sysclk_src)
1656 		return 0;
1657 
1658 	switch (clk_id) {
1659 	case RT5640_SCLK_S_MCLK:
1660 		reg_val |= RT5640_SCLK_SRC_MCLK;
1661 		break;
1662 	case RT5640_SCLK_S_PLL1:
1663 		reg_val |= RT5640_SCLK_SRC_PLL1;
1664 		break;
1665 	case RT5640_SCLK_S_PLL1_TK:
1666 		reg_val |= RT5640_SCLK_SRC_PLL1T;
1667 		break;
1668 	case RT5640_SCLK_S_RCCLK:
1669 		reg_val |= RT5640_SCLK_SRC_RCCLK;
1670 		break;
1671 	default:
1672 		dev_err(codec->dev, "Invalid clock id (%d)\n", clk_id);
1673 		return -EINVAL;
1674 	}
1675 	snd_soc_update_bits(codec, RT5640_GLB_CLK,
1676 		RT5640_SCLK_SRC_MASK, reg_val);
1677 	rt5640->sysclk = freq;
1678 	rt5640->sysclk_src = clk_id;
1679 
1680 	dev_dbg(dai->dev, "Sysclk is %dHz and clock id is %d\n", freq, clk_id);
1681 	return 0;
1682 }
1683 
1684 /**
1685  * rt5640_pll_calc - Calculate PLL M/N/K code.
1686  * @freq_in: external clock provided to codec.
1687  * @freq_out: target clock which codec works on.
1688  * @pll_code: Pointer to structure with M, N, K and bypass flag.
1689  *
1690  * Calculate M/N/K code to configure PLL for codec. And K is assigned to 2
1691  * which make calculation more efficiently.
1692  *
1693  * Returns 0 for success or negative error code.
1694  */
1695 static int rt5640_pll_calc(const unsigned int freq_in,
1696 	const unsigned int freq_out, struct rt5640_pll_code *pll_code)
1697 {
1698 	int max_n = RT5640_PLL_N_MAX, max_m = RT5640_PLL_M_MAX;
1699 	int n = 0, m = 0, red, n_t, m_t, in_t, out_t;
1700 	int red_t = abs(freq_out - freq_in);
1701 	bool bypass = false;
1702 
1703 	if (RT5640_PLL_INP_MAX < freq_in || RT5640_PLL_INP_MIN > freq_in)
1704 		return -EINVAL;
1705 
1706 	for (n_t = 0; n_t <= max_n; n_t++) {
1707 		in_t = (freq_in >> 1) + (freq_in >> 2) * n_t;
1708 		if (in_t < 0)
1709 			continue;
1710 		if (in_t == freq_out) {
1711 			bypass = true;
1712 			n = n_t;
1713 			goto code_find;
1714 		}
1715 		for (m_t = 0; m_t <= max_m; m_t++) {
1716 			out_t = in_t / (m_t + 2);
1717 			red = abs(out_t - freq_out);
1718 			if (red < red_t) {
1719 				n = n_t;
1720 				m = m_t;
1721 				if (red == 0)
1722 					goto code_find;
1723 				red_t = red;
1724 			}
1725 		}
1726 	}
1727 	pr_debug("Only get approximation about PLL\n");
1728 
1729 code_find:
1730 	pll_code->m_bp = bypass;
1731 	pll_code->m_code = m;
1732 	pll_code->n_code = n;
1733 	pll_code->k_code = 2;
1734 	return 0;
1735 }
1736 
1737 static int rt5640_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source,
1738 			unsigned int freq_in, unsigned int freq_out)
1739 {
1740 	struct snd_soc_codec *codec = dai->codec;
1741 	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
1742 	struct rt5640_pll_code *pll_code = &rt5640->pll_code;
1743 	int ret, dai_sel;
1744 
1745 	if (source == rt5640->pll_src && freq_in == rt5640->pll_in &&
1746 	    freq_out == rt5640->pll_out)
1747 		return 0;
1748 
1749 	if (!freq_in || !freq_out) {
1750 		dev_dbg(codec->dev, "PLL disabled\n");
1751 
1752 		rt5640->pll_in = 0;
1753 		rt5640->pll_out = 0;
1754 		snd_soc_update_bits(codec, RT5640_GLB_CLK,
1755 			RT5640_SCLK_SRC_MASK, RT5640_SCLK_SRC_MCLK);
1756 		return 0;
1757 	}
1758 
1759 	switch (source) {
1760 	case RT5640_PLL1_S_MCLK:
1761 		snd_soc_update_bits(codec, RT5640_GLB_CLK,
1762 			RT5640_PLL1_SRC_MASK, RT5640_PLL1_SRC_MCLK);
1763 		break;
1764 	case RT5640_PLL1_S_BCLK1:
1765 	case RT5640_PLL1_S_BCLK2:
1766 		dai_sel = get_sdp_info(codec, dai->id);
1767 		if (dai_sel < 0) {
1768 			dev_err(codec->dev,
1769 				"Failed to get sdp info: %d\n", dai_sel);
1770 			return -EINVAL;
1771 		}
1772 		if (dai_sel & RT5640_U_IF1) {
1773 			snd_soc_update_bits(codec, RT5640_GLB_CLK,
1774 				RT5640_PLL1_SRC_MASK, RT5640_PLL1_SRC_BCLK1);
1775 		}
1776 		if (dai_sel & RT5640_U_IF2) {
1777 			snd_soc_update_bits(codec, RT5640_GLB_CLK,
1778 				RT5640_PLL1_SRC_MASK, RT5640_PLL1_SRC_BCLK2);
1779 		}
1780 		break;
1781 	default:
1782 		dev_err(codec->dev, "Unknown PLL source %d\n", source);
1783 		return -EINVAL;
1784 	}
1785 
1786 	ret = rt5640_pll_calc(freq_in, freq_out, pll_code);
1787 	if (ret < 0) {
1788 		dev_err(codec->dev, "Unsupport input clock %d\n", freq_in);
1789 		return ret;
1790 	}
1791 
1792 	dev_dbg(codec->dev, "bypass=%d m=%d n=%d k=2\n", pll_code->m_bp,
1793 		(pll_code->m_bp ? 0 : pll_code->m_code), pll_code->n_code);
1794 
1795 	snd_soc_write(codec, RT5640_PLL_CTRL1,
1796 		pll_code->n_code << RT5640_PLL_N_SFT | pll_code->k_code);
1797 	snd_soc_write(codec, RT5640_PLL_CTRL2,
1798 		(pll_code->m_bp ? 0 : pll_code->m_code) << RT5640_PLL_M_SFT |
1799 		pll_code->m_bp << RT5640_PLL_M_BP_SFT);
1800 
1801 	rt5640->pll_in = freq_in;
1802 	rt5640->pll_out = freq_out;
1803 	rt5640->pll_src = source;
1804 
1805 	return 0;
1806 }
1807 
1808 static int rt5640_set_bias_level(struct snd_soc_codec *codec,
1809 			enum snd_soc_bias_level level)
1810 {
1811 	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
1812 	switch (level) {
1813 	case SND_SOC_BIAS_STANDBY:
1814 		if (SND_SOC_BIAS_OFF == codec->dapm.bias_level) {
1815 			regcache_cache_only(rt5640->regmap, false);
1816 			snd_soc_update_bits(codec, RT5640_PWR_ANLG1,
1817 				RT5640_PWR_VREF1 | RT5640_PWR_MB |
1818 				RT5640_PWR_BG | RT5640_PWR_VREF2,
1819 				RT5640_PWR_VREF1 | RT5640_PWR_MB |
1820 				RT5640_PWR_BG | RT5640_PWR_VREF2);
1821 			mdelay(10);
1822 			snd_soc_update_bits(codec, RT5640_PWR_ANLG1,
1823 				RT5640_PWR_FV1 | RT5640_PWR_FV2,
1824 				RT5640_PWR_FV1 | RT5640_PWR_FV2);
1825 			regcache_sync(rt5640->regmap);
1826 			snd_soc_update_bits(codec, RT5640_DUMMY1,
1827 						0x0301, 0x0301);
1828 			snd_soc_update_bits(codec, RT5640_DEPOP_M1,
1829 						0x001d, 0x0019);
1830 			snd_soc_update_bits(codec, RT5640_DEPOP_M2,
1831 						0x2000, 0x2000);
1832 			snd_soc_update_bits(codec, RT5640_MICBIAS,
1833 						0x0030, 0x0030);
1834 		}
1835 		break;
1836 
1837 	case SND_SOC_BIAS_OFF:
1838 		snd_soc_write(codec, RT5640_DEPOP_M1, 0x0004);
1839 		snd_soc_write(codec, RT5640_DEPOP_M2, 0x1100);
1840 		snd_soc_update_bits(codec, RT5640_DUMMY1, 0x1, 0);
1841 		snd_soc_write(codec, RT5640_PWR_DIG1, 0x0000);
1842 		snd_soc_write(codec, RT5640_PWR_DIG2, 0x0000);
1843 		snd_soc_write(codec, RT5640_PWR_VOL, 0x0000);
1844 		snd_soc_write(codec, RT5640_PWR_MIXER, 0x0000);
1845 		snd_soc_write(codec, RT5640_PWR_ANLG1, 0x0000);
1846 		snd_soc_write(codec, RT5640_PWR_ANLG2, 0x0000);
1847 		break;
1848 
1849 	default:
1850 		break;
1851 	}
1852 	codec->dapm.bias_level = level;
1853 
1854 	return 0;
1855 }
1856 
1857 static int rt5640_probe(struct snd_soc_codec *codec)
1858 {
1859 	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
1860 	int ret;
1861 
1862 	rt5640->codec = codec;
1863 	codec->control_data = rt5640->regmap;
1864 
1865 	ret = snd_soc_codec_set_cache_io(codec, 8, 16, SND_SOC_REGMAP);
1866 	if (ret != 0) {
1867 		dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
1868 		return ret;
1869 	}
1870 
1871 	codec->dapm.idle_bias_off = 1;
1872 	rt5640_set_bias_level(codec, SND_SOC_BIAS_OFF);
1873 
1874 	snd_soc_update_bits(codec, RT5640_DUMMY1, 0x0301, 0x0301);
1875 	snd_soc_update_bits(codec, RT5640_DEPOP_M1, 0x001d, 0x0019);
1876 	snd_soc_update_bits(codec, RT5640_DEPOP_M2, 0x2000, 0x2000);
1877 	snd_soc_update_bits(codec, RT5640_MICBIAS, 0x0030, 0x0030);
1878 	snd_soc_update_bits(codec, RT5640_DSP_PATH2, 0xfc00, 0x0c00);
1879 
1880 	return 0;
1881 }
1882 
1883 static int rt5640_remove(struct snd_soc_codec *codec)
1884 {
1885 	rt5640_reset(codec);
1886 
1887 	return 0;
1888 }
1889 
1890 #ifdef CONFIG_PM
1891 static int rt5640_suspend(struct snd_soc_codec *codec)
1892 {
1893 	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
1894 
1895 	rt5640_set_bias_level(codec, SND_SOC_BIAS_OFF);
1896 	rt5640_reset(codec);
1897 	regcache_cache_only(rt5640->regmap, true);
1898 	regcache_mark_dirty(rt5640->regmap);
1899 
1900 	return 0;
1901 }
1902 
1903 static int rt5640_resume(struct snd_soc_codec *codec)
1904 {
1905 	rt5640_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1906 
1907 	return 0;
1908 }
1909 #else
1910 #define rt5640_suspend NULL
1911 #define rt5640_resume NULL
1912 #endif
1913 
1914 #define RT5640_STEREO_RATES SNDRV_PCM_RATE_8000_96000
1915 #define RT5640_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1916 			SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
1917 
1918 static const struct snd_soc_dai_ops rt5640_aif_dai_ops = {
1919 	.hw_params = rt5640_hw_params,
1920 	.set_fmt = rt5640_set_dai_fmt,
1921 	.set_sysclk = rt5640_set_dai_sysclk,
1922 	.set_pll = rt5640_set_dai_pll,
1923 };
1924 
1925 static struct snd_soc_dai_driver rt5640_dai[] = {
1926 	{
1927 		.name = "rt5640-aif1",
1928 		.id = RT5640_AIF1,
1929 		.playback = {
1930 			.stream_name = "AIF1 Playback",
1931 			.channels_min = 1,
1932 			.channels_max = 2,
1933 			.rates = RT5640_STEREO_RATES,
1934 			.formats = RT5640_FORMATS,
1935 		},
1936 		.capture = {
1937 			.stream_name = "AIF1 Capture",
1938 			.channels_min = 1,
1939 			.channels_max = 2,
1940 			.rates = RT5640_STEREO_RATES,
1941 			.formats = RT5640_FORMATS,
1942 		},
1943 		.ops = &rt5640_aif_dai_ops,
1944 	},
1945 	{
1946 		.name = "rt5640-aif2",
1947 		.id = RT5640_AIF2,
1948 		.playback = {
1949 			.stream_name = "AIF2 Playback",
1950 			.channels_min = 1,
1951 			.channels_max = 2,
1952 			.rates = RT5640_STEREO_RATES,
1953 			.formats = RT5640_FORMATS,
1954 		},
1955 		.capture = {
1956 			.stream_name = "AIF2 Capture",
1957 			.channels_min = 1,
1958 			.channels_max = 2,
1959 			.rates = RT5640_STEREO_RATES,
1960 			.formats = RT5640_FORMATS,
1961 		},
1962 		.ops = &rt5640_aif_dai_ops,
1963 	},
1964 };
1965 
1966 static struct snd_soc_codec_driver soc_codec_dev_rt5640 = {
1967 	.probe = rt5640_probe,
1968 	.remove = rt5640_remove,
1969 	.suspend = rt5640_suspend,
1970 	.resume = rt5640_resume,
1971 	.set_bias_level = rt5640_set_bias_level,
1972 	.controls = rt5640_snd_controls,
1973 	.num_controls = ARRAY_SIZE(rt5640_snd_controls),
1974 	.dapm_widgets = rt5640_dapm_widgets,
1975 	.num_dapm_widgets = ARRAY_SIZE(rt5640_dapm_widgets),
1976 	.dapm_routes = rt5640_dapm_routes,
1977 	.num_dapm_routes = ARRAY_SIZE(rt5640_dapm_routes),
1978 };
1979 
1980 static const struct regmap_config rt5640_regmap = {
1981 	.reg_bits = 8,
1982 	.val_bits = 16,
1983 
1984 	.max_register = RT5640_VENDOR_ID2 + 1 + (ARRAY_SIZE(rt5640_ranges) *
1985 					       RT5640_PR_SPACING),
1986 	.volatile_reg = rt5640_volatile_register,
1987 	.readable_reg = rt5640_readable_register,
1988 
1989 	.cache_type = REGCACHE_RBTREE,
1990 	.reg_defaults = rt5640_reg,
1991 	.num_reg_defaults = ARRAY_SIZE(rt5640_reg),
1992 	.ranges = rt5640_ranges,
1993 	.num_ranges = ARRAY_SIZE(rt5640_ranges),
1994 };
1995 
1996 static const struct i2c_device_id rt5640_i2c_id[] = {
1997 	{ "rt5640", 0 },
1998 	{ }
1999 };
2000 MODULE_DEVICE_TABLE(i2c, rt5640_i2c_id);
2001 
2002 static int rt5640_parse_dt(struct rt5640_priv *rt5640, struct device_node *np)
2003 {
2004 	rt5640->pdata.in1_diff = of_property_read_bool(np,
2005 					"realtek,in1-differential");
2006 	rt5640->pdata.in2_diff = of_property_read_bool(np,
2007 					"realtek,in2-differential");
2008 
2009 	rt5640->pdata.ldo1_en = of_get_named_gpio(np,
2010 					"realtek,ldo1-en-gpios", 0);
2011 	/*
2012 	 * LDO1_EN is optional (it may be statically tied on the board).
2013 	 * -ENOENT means that the property doesn't exist, i.e. there is no
2014 	 * GPIO, so is not an error. Any other error code means the property
2015 	 * exists, but could not be parsed.
2016 	 */
2017 	if (!gpio_is_valid(rt5640->pdata.ldo1_en) &&
2018 			(rt5640->pdata.ldo1_en != -ENOENT))
2019 		return rt5640->pdata.ldo1_en;
2020 
2021 	return 0;
2022 }
2023 
2024 static int rt5640_i2c_probe(struct i2c_client *i2c,
2025 		    const struct i2c_device_id *id)
2026 {
2027 	struct rt5640_platform_data *pdata = dev_get_platdata(&i2c->dev);
2028 	struct rt5640_priv *rt5640;
2029 	int ret;
2030 	unsigned int val;
2031 
2032 	rt5640 = devm_kzalloc(&i2c->dev,
2033 				sizeof(struct rt5640_priv),
2034 				GFP_KERNEL);
2035 	if (NULL == rt5640)
2036 		return -ENOMEM;
2037 	i2c_set_clientdata(i2c, rt5640);
2038 
2039 	if (pdata) {
2040 		rt5640->pdata = *pdata;
2041 		/*
2042 		 * Translate zero'd out (default) pdata value to an invalid
2043 		 * GPIO ID. This makes the pdata and DT paths consistent in
2044 		 * terms of the value left in this field when no GPIO is
2045 		 * specified, but means we can't actually use GPIO 0.
2046 		 */
2047 		if (!rt5640->pdata.ldo1_en)
2048 			rt5640->pdata.ldo1_en = -EINVAL;
2049 	} else if (i2c->dev.of_node) {
2050 		ret = rt5640_parse_dt(rt5640, i2c->dev.of_node);
2051 		if (ret)
2052 			return ret;
2053 	} else
2054 		rt5640->pdata.ldo1_en = -EINVAL;
2055 
2056 	rt5640->regmap = devm_regmap_init_i2c(i2c, &rt5640_regmap);
2057 	if (IS_ERR(rt5640->regmap)) {
2058 		ret = PTR_ERR(rt5640->regmap);
2059 		dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
2060 			ret);
2061 		return ret;
2062 	}
2063 
2064 	if (gpio_is_valid(rt5640->pdata.ldo1_en)) {
2065 		ret = devm_gpio_request_one(&i2c->dev, rt5640->pdata.ldo1_en,
2066 					    GPIOF_OUT_INIT_HIGH,
2067 					    "RT5640 LDO1_EN");
2068 		if (ret < 0) {
2069 			dev_err(&i2c->dev, "Failed to request LDO1_EN %d: %d\n",
2070 				rt5640->pdata.ldo1_en, ret);
2071 			return ret;
2072 		}
2073 		msleep(400);
2074 	}
2075 
2076 	regmap_read(rt5640->regmap, RT5640_VENDOR_ID2, &val);
2077 	if ((val != RT5640_DEVICE_ID)) {
2078 		dev_err(&i2c->dev,
2079 			"Device with ID register %x is not rt5640/39\n", val);
2080 		return -ENODEV;
2081 	}
2082 
2083 	regmap_write(rt5640->regmap, RT5640_RESET, 0);
2084 
2085 	ret = regmap_register_patch(rt5640->regmap, init_list,
2086 				    ARRAY_SIZE(init_list));
2087 	if (ret != 0)
2088 		dev_warn(&i2c->dev, "Failed to apply regmap patch: %d\n", ret);
2089 
2090 	if (rt5640->pdata.in1_diff)
2091 		regmap_update_bits(rt5640->regmap, RT5640_IN1_IN2,
2092 					RT5640_IN_DF1, RT5640_IN_DF1);
2093 
2094 	if (rt5640->pdata.in2_diff)
2095 		regmap_update_bits(rt5640->regmap, RT5640_IN3_IN4,
2096 					RT5640_IN_DF2, RT5640_IN_DF2);
2097 
2098 	ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_rt5640,
2099 			rt5640_dai, ARRAY_SIZE(rt5640_dai));
2100 	if (ret < 0)
2101 		goto err;
2102 
2103 	return 0;
2104 err:
2105 	return ret;
2106 }
2107 
2108 static int rt5640_i2c_remove(struct i2c_client *i2c)
2109 {
2110 	snd_soc_unregister_codec(&i2c->dev);
2111 
2112 	return 0;
2113 }
2114 
2115 static struct i2c_driver rt5640_i2c_driver = {
2116 	.driver = {
2117 		.name = "rt5640",
2118 		.owner = THIS_MODULE,
2119 	},
2120 	.probe = rt5640_i2c_probe,
2121 	.remove   = rt5640_i2c_remove,
2122 	.id_table = rt5640_i2c_id,
2123 };
2124 module_i2c_driver(rt5640_i2c_driver);
2125 
2126 MODULE_DESCRIPTION("ASoC RT5640 driver");
2127 MODULE_AUTHOR("Johnny Hsu <johnnyhsu@realtek.com>");
2128 MODULE_LICENSE("GPL v2");
2129