Version:  2.0.40 2.2.26 2.4.37 2.6.39 3.0 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14 3.15

Linux/sound/soc/codecs/rt5640.c

  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 <linux/acpi.h>
 25 #include <sound/core.h>
 26 #include <sound/pcm.h>
 27 #include <sound/pcm_params.h>
 28 #include <sound/soc.h>
 29 #include <sound/soc-dapm.h>
 30 #include <sound/initval.h>
 31 #include <sound/tlv.h>
 32 
 33 #include "rt5640.h"
 34 
 35 #define RT5640_DEVICE_ID 0x6231
 36 
 37 #define RT5640_PR_RANGE_BASE (0xff + 1)
 38 #define RT5640_PR_SPACING 0x100
 39 
 40 #define RT5640_PR_BASE (RT5640_PR_RANGE_BASE + (0 * RT5640_PR_SPACING))
 41 
 42 static const struct regmap_range_cfg rt5640_ranges[] = {
 43         { .name = "PR", .range_min = RT5640_PR_BASE,
 44           .range_max = RT5640_PR_BASE + 0xb4,
 45           .selector_reg = RT5640_PRIV_INDEX,
 46           .selector_mask = 0xff,
 47           .selector_shift = 0x0,
 48           .window_start = RT5640_PRIV_DATA,
 49           .window_len = 0x1, },
 50 };
 51 
 52 static struct reg_default init_list[] = {
 53         {RT5640_PR_BASE + 0x3d, 0x3600},
 54         {RT5640_PR_BASE + 0x12, 0x0aa8},
 55         {RT5640_PR_BASE + 0x14, 0x0aaa},
 56         {RT5640_PR_BASE + 0x20, 0x6110},
 57         {RT5640_PR_BASE + 0x21, 0xe0e0},
 58         {RT5640_PR_BASE + 0x23, 0x1804},
 59 };
 60 #define RT5640_INIT_REG_LEN ARRAY_SIZE(init_list)
 61 
 62 static const struct reg_default rt5640_reg[RT5640_VENDOR_ID2 + 1] = {
 63         { 0x00, 0x000e },
 64         { 0x01, 0xc8c8 },
 65         { 0x02, 0xc8c8 },
 66         { 0x03, 0xc8c8 },
 67         { 0x04, 0x8000 },
 68         { 0x0d, 0x0000 },
 69         { 0x0e, 0x0000 },
 70         { 0x0f, 0x0808 },
 71         { 0x19, 0xafaf },
 72         { 0x1a, 0xafaf },
 73         { 0x1b, 0x0000 },
 74         { 0x1c, 0x2f2f },
 75         { 0x1d, 0x2f2f },
 76         { 0x1e, 0x0000 },
 77         { 0x27, 0x7060 },
 78         { 0x28, 0x7070 },
 79         { 0x29, 0x8080 },
 80         { 0x2a, 0x5454 },
 81         { 0x2b, 0x5454 },
 82         { 0x2c, 0xaa00 },
 83         { 0x2d, 0x0000 },
 84         { 0x2e, 0xa000 },
 85         { 0x2f, 0x0000 },
 86         { 0x3b, 0x0000 },
 87         { 0x3c, 0x007f },
 88         { 0x3d, 0x0000 },
 89         { 0x3e, 0x007f },
 90         { 0x45, 0xe000 },
 91         { 0x46, 0x003e },
 92         { 0x47, 0x003e },
 93         { 0x48, 0xf800 },
 94         { 0x49, 0x3800 },
 95         { 0x4a, 0x0004 },
 96         { 0x4c, 0xfc00 },
 97         { 0x4d, 0x0000 },
 98         { 0x4f, 0x01ff },
 99         { 0x50, 0x0000 },
100         { 0x51, 0x0000 },
101         { 0x52, 0x01ff },
102         { 0x53, 0xf000 },
103         { 0x61, 0x0000 },
104         { 0x62, 0x0000 },
105         { 0x63, 0x00c0 },
106         { 0x64, 0x0000 },
107         { 0x65, 0x0000 },
108         { 0x66, 0x0000 },
109         { 0x6a, 0x0000 },
110         { 0x6c, 0x0000 },
111         { 0x70, 0x8000 },
112         { 0x71, 0x8000 },
113         { 0x72, 0x8000 },
114         { 0x73, 0x1114 },
115         { 0x74, 0x0c00 },
116         { 0x75, 0x1d00 },
117         { 0x80, 0x0000 },
118         { 0x81, 0x0000 },
119         { 0x82, 0x0000 },
120         { 0x83, 0x0000 },
121         { 0x84, 0x0000 },
122         { 0x85, 0x0008 },
123         { 0x89, 0x0000 },
124         { 0x8a, 0x0000 },
125         { 0x8b, 0x0600 },
126         { 0x8c, 0x0228 },
127         { 0x8d, 0xa000 },
128         { 0x8e, 0x0004 },
129         { 0x8f, 0x1100 },
130         { 0x90, 0x0646 },
131         { 0x91, 0x0c00 },
132         { 0x92, 0x0000 },
133         { 0x93, 0x3000 },
134         { 0xb0, 0x2080 },
135         { 0xb1, 0x0000 },
136         { 0xb4, 0x2206 },
137         { 0xb5, 0x1f00 },
138         { 0xb6, 0x0000 },
139         { 0xb8, 0x034b },
140         { 0xb9, 0x0066 },
141         { 0xba, 0x000b },
142         { 0xbb, 0x0000 },
143         { 0xbc, 0x0000 },
144         { 0xbd, 0x0000 },
145         { 0xbe, 0x0000 },
146         { 0xbf, 0x0000 },
147         { 0xc0, 0x0400 },
148         { 0xc2, 0x0000 },
149         { 0xc4, 0x0000 },
150         { 0xc5, 0x0000 },
151         { 0xc6, 0x2000 },
152         { 0xc8, 0x0000 },
153         { 0xc9, 0x0000 },
154         { 0xca, 0x0000 },
155         { 0xcb, 0x0000 },
156         { 0xcc, 0x0000 },
157         { 0xcf, 0x0013 },
158         { 0xd0, 0x0680 },
159         { 0xd1, 0x1c17 },
160         { 0xd2, 0x8c00 },
161         { 0xd3, 0xaa20 },
162         { 0xd6, 0x0400 },
163         { 0xd9, 0x0809 },
164         { 0xfe, 0x10ec },
165         { 0xff, 0x6231 },
166 };
167 
168 static int rt5640_reset(struct snd_soc_codec *codec)
169 {
170         return snd_soc_write(codec, RT5640_RESET, 0);
171 }
172 
173 static bool rt5640_volatile_register(struct device *dev, unsigned int reg)
174 {
175         int i;
176 
177         for (i = 0; i < ARRAY_SIZE(rt5640_ranges); i++)
178                 if ((reg >= rt5640_ranges[i].window_start &&
179                      reg <= rt5640_ranges[i].window_start +
180                      rt5640_ranges[i].window_len) ||
181                     (reg >= rt5640_ranges[i].range_min &&
182                      reg <= rt5640_ranges[i].range_max))
183                         return true;
184 
185         switch (reg) {
186         case RT5640_RESET:
187         case RT5640_ASRC_5:
188         case RT5640_EQ_CTRL1:
189         case RT5640_DRC_AGC_1:
190         case RT5640_ANC_CTRL1:
191         case RT5640_IRQ_CTRL2:
192         case RT5640_INT_IRQ_ST:
193         case RT5640_DSP_CTRL2:
194         case RT5640_DSP_CTRL3:
195         case RT5640_PRIV_INDEX:
196         case RT5640_PRIV_DATA:
197         case RT5640_PGM_REG_ARR1:
198         case RT5640_PGM_REG_ARR3:
199         case RT5640_VENDOR_ID:
200         case RT5640_VENDOR_ID1:
201         case RT5640_VENDOR_ID2:
202                 return true;
203         default:
204                 return false;
205         }
206 }
207 
208 static bool rt5640_readable_register(struct device *dev, unsigned int reg)
209 {
210         int i;
211 
212         for (i = 0; i < ARRAY_SIZE(rt5640_ranges); i++)
213                 if ((reg >= rt5640_ranges[i].window_start &&
214                      reg <= rt5640_ranges[i].window_start +
215                      rt5640_ranges[i].window_len) ||
216                     (reg >= rt5640_ranges[i].range_min &&
217                      reg <= rt5640_ranges[i].range_max))
218                         return true;
219 
220         switch (reg) {
221         case RT5640_RESET:
222         case RT5640_SPK_VOL:
223         case RT5640_HP_VOL:
224         case RT5640_OUTPUT:
225         case RT5640_MONO_OUT:
226         case RT5640_IN1_IN2:
227         case RT5640_IN3_IN4:
228         case RT5640_INL_INR_VOL:
229         case RT5640_DAC1_DIG_VOL:
230         case RT5640_DAC2_DIG_VOL:
231         case RT5640_DAC2_CTRL:
232         case RT5640_ADC_DIG_VOL:
233         case RT5640_ADC_DATA:
234         case RT5640_ADC_BST_VOL:
235         case RT5640_STO_ADC_MIXER:
236         case RT5640_MONO_ADC_MIXER:
237         case RT5640_AD_DA_MIXER:
238         case RT5640_STO_DAC_MIXER:
239         case RT5640_MONO_DAC_MIXER:
240         case RT5640_DIG_MIXER:
241         case RT5640_DSP_PATH1:
242         case RT5640_DSP_PATH2:
243         case RT5640_DIG_INF_DATA:
244         case RT5640_REC_L1_MIXER:
245         case RT5640_REC_L2_MIXER:
246         case RT5640_REC_R1_MIXER:
247         case RT5640_REC_R2_MIXER:
248         case RT5640_HPO_MIXER:
249         case RT5640_SPK_L_MIXER:
250         case RT5640_SPK_R_MIXER:
251         case RT5640_SPO_L_MIXER:
252         case RT5640_SPO_R_MIXER:
253         case RT5640_SPO_CLSD_RATIO:
254         case RT5640_MONO_MIXER:
255         case RT5640_OUT_L1_MIXER:
256         case RT5640_OUT_L2_MIXER:
257         case RT5640_OUT_L3_MIXER:
258         case RT5640_OUT_R1_MIXER:
259         case RT5640_OUT_R2_MIXER:
260         case RT5640_OUT_R3_MIXER:
261         case RT5640_LOUT_MIXER:
262         case RT5640_PWR_DIG1:
263         case RT5640_PWR_DIG2:
264         case RT5640_PWR_ANLG1:
265         case RT5640_PWR_ANLG2:
266         case RT5640_PWR_MIXER:
267         case RT5640_PWR_VOL:
268         case RT5640_PRIV_INDEX:
269         case RT5640_PRIV_DATA:
270         case RT5640_I2S1_SDP:
271         case RT5640_I2S2_SDP:
272         case RT5640_ADDA_CLK1:
273         case RT5640_ADDA_CLK2:
274         case RT5640_DMIC:
275         case RT5640_GLB_CLK:
276         case RT5640_PLL_CTRL1:
277         case RT5640_PLL_CTRL2:
278         case RT5640_ASRC_1:
279         case RT5640_ASRC_2:
280         case RT5640_ASRC_3:
281         case RT5640_ASRC_4:
282         case RT5640_ASRC_5:
283         case RT5640_HP_OVCD:
284         case RT5640_CLS_D_OVCD:
285         case RT5640_CLS_D_OUT:
286         case RT5640_DEPOP_M1:
287         case RT5640_DEPOP_M2:
288         case RT5640_DEPOP_M3:
289         case RT5640_CHARGE_PUMP:
290         case RT5640_PV_DET_SPK_G:
291         case RT5640_MICBIAS:
292         case RT5640_EQ_CTRL1:
293         case RT5640_EQ_CTRL2:
294         case RT5640_WIND_FILTER:
295         case RT5640_DRC_AGC_1:
296         case RT5640_DRC_AGC_2:
297         case RT5640_DRC_AGC_3:
298         case RT5640_SVOL_ZC:
299         case RT5640_ANC_CTRL1:
300         case RT5640_ANC_CTRL2:
301         case RT5640_ANC_CTRL3:
302         case RT5640_JD_CTRL:
303         case RT5640_ANC_JD:
304         case RT5640_IRQ_CTRL1:
305         case RT5640_IRQ_CTRL2:
306         case RT5640_INT_IRQ_ST:
307         case RT5640_GPIO_CTRL1:
308         case RT5640_GPIO_CTRL2:
309         case RT5640_GPIO_CTRL3:
310         case RT5640_DSP_CTRL1:
311         case RT5640_DSP_CTRL2:
312         case RT5640_DSP_CTRL3:
313         case RT5640_DSP_CTRL4:
314         case RT5640_PGM_REG_ARR1:
315         case RT5640_PGM_REG_ARR2:
316         case RT5640_PGM_REG_ARR3:
317         case RT5640_PGM_REG_ARR4:
318         case RT5640_PGM_REG_ARR5:
319         case RT5640_SCB_FUNC:
320         case RT5640_SCB_CTRL:
321         case RT5640_BASE_BACK:
322         case RT5640_MP3_PLUS1:
323         case RT5640_MP3_PLUS2:
324         case RT5640_3D_HP:
325         case RT5640_ADJ_HPF:
326         case RT5640_HP_CALIB_AMP_DET:
327         case RT5640_HP_CALIB2:
328         case RT5640_SV_ZCD1:
329         case RT5640_SV_ZCD2:
330         case RT5640_DUMMY1:
331         case RT5640_DUMMY2:
332         case RT5640_DUMMY3:
333         case RT5640_VENDOR_ID:
334         case RT5640_VENDOR_ID1:
335         case RT5640_VENDOR_ID2:
336                 return true;
337         default:
338                 return false;
339         }
340 }
341 
342 static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -4650, 150, 0);
343 static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -65625, 375, 0);
344 static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -3450, 150, 0);
345 static const DECLARE_TLV_DB_SCALE(adc_vol_tlv, -17625, 375, 0);
346 static const DECLARE_TLV_DB_SCALE(adc_bst_tlv, 0, 1200, 0);
347 
348 /* {0, +20, +24, +30, +35, +40, +44, +50, +52} dB */
349 static unsigned int bst_tlv[] = {
350         TLV_DB_RANGE_HEAD(7),
351         0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
352         1, 1, TLV_DB_SCALE_ITEM(2000, 0, 0),
353         2, 2, TLV_DB_SCALE_ITEM(2400, 0, 0),
354         3, 5, TLV_DB_SCALE_ITEM(3000, 500, 0),
355         6, 6, TLV_DB_SCALE_ITEM(4400, 0, 0),
356         7, 7, TLV_DB_SCALE_ITEM(5000, 0, 0),
357         8, 8, TLV_DB_SCALE_ITEM(5200, 0, 0),
358 };
359 
360 /* Interface data select */
361 static const char * const rt5640_data_select[] = {
362         "Normal", "left copy to right", "right copy to left", "Swap"};
363 
364 static SOC_ENUM_SINGLE_DECL(rt5640_if1_dac_enum, RT5640_DIG_INF_DATA,
365                             RT5640_IF1_DAC_SEL_SFT, rt5640_data_select);
366 
367 static SOC_ENUM_SINGLE_DECL(rt5640_if1_adc_enum, RT5640_DIG_INF_DATA,
368                             RT5640_IF1_ADC_SEL_SFT, rt5640_data_select);
369 
370 static SOC_ENUM_SINGLE_DECL(rt5640_if2_dac_enum, RT5640_DIG_INF_DATA,
371                             RT5640_IF2_DAC_SEL_SFT, rt5640_data_select);
372 
373 static SOC_ENUM_SINGLE_DECL(rt5640_if2_adc_enum, RT5640_DIG_INF_DATA,
374                             RT5640_IF2_ADC_SEL_SFT, rt5640_data_select);
375 
376 /* Class D speaker gain ratio */
377 static const char * const rt5640_clsd_spk_ratio[] = {"1.66x", "1.83x", "1.94x",
378         "2x", "2.11x", "2.22x", "2.33x", "2.44x", "2.55x", "2.66x", "2.77x"};
379 
380 static SOC_ENUM_SINGLE_DECL(rt5640_clsd_spk_ratio_enum, RT5640_CLS_D_OUT,
381                             RT5640_CLSD_RATIO_SFT, rt5640_clsd_spk_ratio);
382 
383 static const struct snd_kcontrol_new rt5640_snd_controls[] = {
384         /* Speaker Output Volume */
385         SOC_DOUBLE("Speaker Channel Switch", RT5640_SPK_VOL,
386                 RT5640_VOL_L_SFT, RT5640_VOL_R_SFT, 1, 1),
387         SOC_DOUBLE_TLV("Speaker Playback Volume", RT5640_SPK_VOL,
388                 RT5640_L_VOL_SFT, RT5640_R_VOL_SFT, 39, 1, out_vol_tlv),
389         /* Headphone Output Volume */
390         SOC_DOUBLE("HP Channel Switch", RT5640_HP_VOL,
391                 RT5640_VOL_L_SFT, RT5640_VOL_R_SFT, 1, 1),
392         SOC_DOUBLE_TLV("HP Playback Volume", RT5640_HP_VOL,
393                 RT5640_L_VOL_SFT, RT5640_R_VOL_SFT, 39, 1, out_vol_tlv),
394         /* OUTPUT Control */
395         SOC_DOUBLE("OUT Playback Switch", RT5640_OUTPUT,
396                 RT5640_L_MUTE_SFT, RT5640_R_MUTE_SFT, 1, 1),
397         SOC_DOUBLE("OUT Channel Switch", RT5640_OUTPUT,
398                 RT5640_VOL_L_SFT, RT5640_VOL_R_SFT, 1, 1),
399         SOC_DOUBLE_TLV("OUT Playback Volume", RT5640_OUTPUT,
400                 RT5640_L_VOL_SFT, RT5640_R_VOL_SFT, 39, 1, out_vol_tlv),
401         /* MONO Output Control */
402         SOC_SINGLE("Mono Playback Switch", RT5640_MONO_OUT,
403                                 RT5640_L_MUTE_SFT, 1, 1),
404         /* DAC Digital Volume */
405         SOC_DOUBLE("DAC2 Playback Switch", RT5640_DAC2_CTRL,
406                 RT5640_M_DAC_L2_VOL_SFT, RT5640_M_DAC_R2_VOL_SFT, 1, 1),
407         SOC_DOUBLE_TLV("DAC1 Playback Volume", RT5640_DAC1_DIG_VOL,
408                         RT5640_L_VOL_SFT, RT5640_R_VOL_SFT,
409                         175, 0, dac_vol_tlv),
410         SOC_DOUBLE_TLV("Mono DAC Playback Volume", RT5640_DAC2_DIG_VOL,
411                         RT5640_L_VOL_SFT, RT5640_R_VOL_SFT,
412                         175, 0, dac_vol_tlv),
413         /* IN1/IN2 Control */
414         SOC_SINGLE_TLV("IN1 Boost", RT5640_IN1_IN2,
415                 RT5640_BST_SFT1, 8, 0, bst_tlv),
416         SOC_SINGLE_TLV("IN2 Boost", RT5640_IN3_IN4,
417                 RT5640_BST_SFT2, 8, 0, bst_tlv),
418         /* INL/INR Volume Control */
419         SOC_DOUBLE_TLV("IN Capture Volume", RT5640_INL_INR_VOL,
420                         RT5640_INL_VOL_SFT, RT5640_INR_VOL_SFT,
421                         31, 1, in_vol_tlv),
422         /* ADC Digital Volume Control */
423         SOC_DOUBLE("ADC Capture Switch", RT5640_ADC_DIG_VOL,
424                 RT5640_L_MUTE_SFT, RT5640_R_MUTE_SFT, 1, 1),
425         SOC_DOUBLE_TLV("ADC Capture Volume", RT5640_ADC_DIG_VOL,
426                         RT5640_L_VOL_SFT, RT5640_R_VOL_SFT,
427                         127, 0, adc_vol_tlv),
428         SOC_DOUBLE_TLV("Mono ADC Capture Volume", RT5640_ADC_DATA,
429                         RT5640_L_VOL_SFT, RT5640_R_VOL_SFT,
430                         127, 0, adc_vol_tlv),
431         /* ADC Boost Volume Control */
432         SOC_DOUBLE_TLV("ADC Boost Gain", RT5640_ADC_BST_VOL,
433                         RT5640_ADC_L_BST_SFT, RT5640_ADC_R_BST_SFT,
434                         3, 0, adc_bst_tlv),
435         /* Class D speaker gain ratio */
436         SOC_ENUM("Class D SPK Ratio Control", rt5640_clsd_spk_ratio_enum),
437 
438         SOC_ENUM("ADC IF1 Data Switch", rt5640_if1_adc_enum),
439         SOC_ENUM("DAC IF1 Data Switch", rt5640_if1_dac_enum),
440         SOC_ENUM("ADC IF2 Data Switch", rt5640_if2_adc_enum),
441         SOC_ENUM("DAC IF2 Data Switch", rt5640_if2_dac_enum),
442 };
443 
444 /**
445  * set_dmic_clk - Set parameter of dmic.
446  *
447  * @w: DAPM widget.
448  * @kcontrol: The kcontrol of this widget.
449  * @event: Event id.
450  *
451  * Choose dmic clock between 1MHz and 3MHz.
452  * It is better for clock to approximate 3MHz.
453  */
454 static int set_dmic_clk(struct snd_soc_dapm_widget *w,
455         struct snd_kcontrol *kcontrol, int event)
456 {
457         struct snd_soc_codec *codec = w->codec;
458         struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
459         int div[] = {2, 3, 4, 6, 8, 12};
460         int idx = -EINVAL, i;
461         int rate, red, bound, temp;
462 
463         rate = rt5640->sysclk;
464         red = 3000000 * 12;
465         for (i = 0; i < ARRAY_SIZE(div); i++) {
466                 bound = div[i] * 3000000;
467                 if (rate > bound)
468                         continue;
469                 temp = bound - rate;
470                 if (temp < red) {
471                         red = temp;
472                         idx = i;
473                 }
474         }
475         if (idx < 0)
476                 dev_err(codec->dev, "Failed to set DMIC clock\n");
477         else
478                 snd_soc_update_bits(codec, RT5640_DMIC, RT5640_DMIC_CLK_MASK,
479                                         idx << RT5640_DMIC_CLK_SFT);
480         return idx;
481 }
482 
483 static int check_sysclk1_source(struct snd_soc_dapm_widget *source,
484                          struct snd_soc_dapm_widget *sink)
485 {
486         unsigned int val;
487 
488         val = snd_soc_read(source->codec, RT5640_GLB_CLK);
489         val &= RT5640_SCLK_SRC_MASK;
490         if (val == RT5640_SCLK_SRC_PLL1 || val == RT5640_SCLK_SRC_PLL1T)
491                 return 1;
492         else
493                 return 0;
494 }
495 
496 /* Digital Mixer */
497 static const struct snd_kcontrol_new rt5640_sto_adc_l_mix[] = {
498         SOC_DAPM_SINGLE("ADC1 Switch", RT5640_STO_ADC_MIXER,
499                         RT5640_M_ADC_L1_SFT, 1, 1),
500         SOC_DAPM_SINGLE("ADC2 Switch", RT5640_STO_ADC_MIXER,
501                         RT5640_M_ADC_L2_SFT, 1, 1),
502 };
503 
504 static const struct snd_kcontrol_new rt5640_sto_adc_r_mix[] = {
505         SOC_DAPM_SINGLE("ADC1 Switch", RT5640_STO_ADC_MIXER,
506                         RT5640_M_ADC_R1_SFT, 1, 1),
507         SOC_DAPM_SINGLE("ADC2 Switch", RT5640_STO_ADC_MIXER,
508                         RT5640_M_ADC_R2_SFT, 1, 1),
509 };
510 
511 static const struct snd_kcontrol_new rt5640_mono_adc_l_mix[] = {
512         SOC_DAPM_SINGLE("ADC1 Switch", RT5640_MONO_ADC_MIXER,
513                         RT5640_M_MONO_ADC_L1_SFT, 1, 1),
514         SOC_DAPM_SINGLE("ADC2 Switch", RT5640_MONO_ADC_MIXER,
515                         RT5640_M_MONO_ADC_L2_SFT, 1, 1),
516 };
517 
518 static const struct snd_kcontrol_new rt5640_mono_adc_r_mix[] = {
519         SOC_DAPM_SINGLE("ADC1 Switch", RT5640_MONO_ADC_MIXER,
520                         RT5640_M_MONO_ADC_R1_SFT, 1, 1),
521         SOC_DAPM_SINGLE("ADC2 Switch", RT5640_MONO_ADC_MIXER,
522                         RT5640_M_MONO_ADC_R2_SFT, 1, 1),
523 };
524 
525 static const struct snd_kcontrol_new rt5640_dac_l_mix[] = {
526         SOC_DAPM_SINGLE("Stereo ADC Switch", RT5640_AD_DA_MIXER,
527                         RT5640_M_ADCMIX_L_SFT, 1, 1),
528         SOC_DAPM_SINGLE("INF1 Switch", RT5640_AD_DA_MIXER,
529                         RT5640_M_IF1_DAC_L_SFT, 1, 1),
530 };
531 
532 static const struct snd_kcontrol_new rt5640_dac_r_mix[] = {
533         SOC_DAPM_SINGLE("Stereo ADC Switch", RT5640_AD_DA_MIXER,
534                         RT5640_M_ADCMIX_R_SFT, 1, 1),
535         SOC_DAPM_SINGLE("INF1 Switch", RT5640_AD_DA_MIXER,
536                         RT5640_M_IF1_DAC_R_SFT, 1, 1),
537 };
538 
539 static const struct snd_kcontrol_new rt5640_sto_dac_l_mix[] = {
540         SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_STO_DAC_MIXER,
541                         RT5640_M_DAC_L1_SFT, 1, 1),
542         SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_STO_DAC_MIXER,
543                         RT5640_M_DAC_L2_SFT, 1, 1),
544         SOC_DAPM_SINGLE("ANC Switch", RT5640_STO_DAC_MIXER,
545                         RT5640_M_ANC_DAC_L_SFT, 1, 1),
546 };
547 
548 static const struct snd_kcontrol_new rt5640_sto_dac_r_mix[] = {
549         SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_STO_DAC_MIXER,
550                         RT5640_M_DAC_R1_SFT, 1, 1),
551         SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_STO_DAC_MIXER,
552                         RT5640_M_DAC_R2_SFT, 1, 1),
553         SOC_DAPM_SINGLE("ANC Switch", RT5640_STO_DAC_MIXER,
554                         RT5640_M_ANC_DAC_R_SFT, 1, 1),
555 };
556 
557 static const struct snd_kcontrol_new rt5640_mono_dac_l_mix[] = {
558         SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_MONO_DAC_MIXER,
559                         RT5640_M_DAC_L1_MONO_L_SFT, 1, 1),
560         SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_MONO_DAC_MIXER,
561                         RT5640_M_DAC_L2_MONO_L_SFT, 1, 1),
562         SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_MONO_DAC_MIXER,
563                         RT5640_M_DAC_R2_MONO_L_SFT, 1, 1),
564 };
565 
566 static const struct snd_kcontrol_new rt5640_mono_dac_r_mix[] = {
567         SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_MONO_DAC_MIXER,
568                         RT5640_M_DAC_R1_MONO_R_SFT, 1, 1),
569         SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_MONO_DAC_MIXER,
570                         RT5640_M_DAC_R2_MONO_R_SFT, 1, 1),
571         SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_MONO_DAC_MIXER,
572                         RT5640_M_DAC_L2_MONO_R_SFT, 1, 1),
573 };
574 
575 static const struct snd_kcontrol_new rt5640_dig_l_mix[] = {
576         SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_DIG_MIXER,
577                         RT5640_M_STO_L_DAC_L_SFT, 1, 1),
578         SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_DIG_MIXER,
579                         RT5640_M_DAC_L2_DAC_L_SFT, 1, 1),
580 };
581 
582 static const struct snd_kcontrol_new rt5640_dig_r_mix[] = {
583         SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_DIG_MIXER,
584                         RT5640_M_STO_R_DAC_R_SFT, 1, 1),
585         SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_DIG_MIXER,
586                         RT5640_M_DAC_R2_DAC_R_SFT, 1, 1),
587 };
588 
589 /* Analog Input Mixer */
590 static const struct snd_kcontrol_new rt5640_rec_l_mix[] = {
591         SOC_DAPM_SINGLE("HPOL Switch", RT5640_REC_L2_MIXER,
592                         RT5640_M_HP_L_RM_L_SFT, 1, 1),
593         SOC_DAPM_SINGLE("INL Switch", RT5640_REC_L2_MIXER,
594                         RT5640_M_IN_L_RM_L_SFT, 1, 1),
595         SOC_DAPM_SINGLE("BST2 Switch", RT5640_REC_L2_MIXER,
596                         RT5640_M_BST4_RM_L_SFT, 1, 1),
597         SOC_DAPM_SINGLE("BST1 Switch", RT5640_REC_L2_MIXER,
598                         RT5640_M_BST1_RM_L_SFT, 1, 1),
599         SOC_DAPM_SINGLE("OUT MIXL Switch", RT5640_REC_L2_MIXER,
600                         RT5640_M_OM_L_RM_L_SFT, 1, 1),
601 };
602 
603 static const struct snd_kcontrol_new rt5640_rec_r_mix[] = {
604         SOC_DAPM_SINGLE("HPOR Switch", RT5640_REC_R2_MIXER,
605                         RT5640_M_HP_R_RM_R_SFT, 1, 1),
606         SOC_DAPM_SINGLE("INR Switch", RT5640_REC_R2_MIXER,
607                         RT5640_M_IN_R_RM_R_SFT, 1, 1),
608         SOC_DAPM_SINGLE("BST2 Switch", RT5640_REC_R2_MIXER,
609                         RT5640_M_BST4_RM_R_SFT, 1, 1),
610         SOC_DAPM_SINGLE("BST1 Switch", RT5640_REC_R2_MIXER,
611                         RT5640_M_BST1_RM_R_SFT, 1, 1),
612         SOC_DAPM_SINGLE("OUT MIXR Switch", RT5640_REC_R2_MIXER,
613                         RT5640_M_OM_R_RM_R_SFT, 1, 1),
614 };
615 
616 /* Analog Output Mixer */
617 static const struct snd_kcontrol_new rt5640_spk_l_mix[] = {
618         SOC_DAPM_SINGLE("REC MIXL Switch", RT5640_SPK_L_MIXER,
619                         RT5640_M_RM_L_SM_L_SFT, 1, 1),
620         SOC_DAPM_SINGLE("INL Switch", RT5640_SPK_L_MIXER,
621                         RT5640_M_IN_L_SM_L_SFT, 1, 1),
622         SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_SPK_L_MIXER,
623                         RT5640_M_DAC_L1_SM_L_SFT, 1, 1),
624         SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_SPK_L_MIXER,
625                         RT5640_M_DAC_L2_SM_L_SFT, 1, 1),
626         SOC_DAPM_SINGLE("OUT MIXL Switch", RT5640_SPK_L_MIXER,
627                         RT5640_M_OM_L_SM_L_SFT, 1, 1),
628 };
629 
630 static const struct snd_kcontrol_new rt5640_spk_r_mix[] = {
631         SOC_DAPM_SINGLE("REC MIXR Switch", RT5640_SPK_R_MIXER,
632                         RT5640_M_RM_R_SM_R_SFT, 1, 1),
633         SOC_DAPM_SINGLE("INR Switch", RT5640_SPK_R_MIXER,
634                         RT5640_M_IN_R_SM_R_SFT, 1, 1),
635         SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_SPK_R_MIXER,
636                         RT5640_M_DAC_R1_SM_R_SFT, 1, 1),
637         SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_SPK_R_MIXER,
638                         RT5640_M_DAC_R2_SM_R_SFT, 1, 1),
639         SOC_DAPM_SINGLE("OUT MIXR Switch", RT5640_SPK_R_MIXER,
640                         RT5640_M_OM_R_SM_R_SFT, 1, 1),
641 };
642 
643 static const struct snd_kcontrol_new rt5640_out_l_mix[] = {
644         SOC_DAPM_SINGLE("SPK MIXL Switch", RT5640_OUT_L3_MIXER,
645                         RT5640_M_SM_L_OM_L_SFT, 1, 1),
646         SOC_DAPM_SINGLE("BST1 Switch", RT5640_OUT_L3_MIXER,
647                         RT5640_M_BST1_OM_L_SFT, 1, 1),
648         SOC_DAPM_SINGLE("INL Switch", RT5640_OUT_L3_MIXER,
649                         RT5640_M_IN_L_OM_L_SFT, 1, 1),
650         SOC_DAPM_SINGLE("REC MIXL Switch", RT5640_OUT_L3_MIXER,
651                         RT5640_M_RM_L_OM_L_SFT, 1, 1),
652         SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_OUT_L3_MIXER,
653                         RT5640_M_DAC_R2_OM_L_SFT, 1, 1),
654         SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_OUT_L3_MIXER,
655                         RT5640_M_DAC_L2_OM_L_SFT, 1, 1),
656         SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_OUT_L3_MIXER,
657                         RT5640_M_DAC_L1_OM_L_SFT, 1, 1),
658 };
659 
660 static const struct snd_kcontrol_new rt5640_out_r_mix[] = {
661         SOC_DAPM_SINGLE("SPK MIXR Switch", RT5640_OUT_R3_MIXER,
662                         RT5640_M_SM_L_OM_R_SFT, 1, 1),
663         SOC_DAPM_SINGLE("BST2 Switch", RT5640_OUT_R3_MIXER,
664                         RT5640_M_BST4_OM_R_SFT, 1, 1),
665         SOC_DAPM_SINGLE("BST1 Switch", RT5640_OUT_R3_MIXER,
666                         RT5640_M_BST1_OM_R_SFT, 1, 1),
667         SOC_DAPM_SINGLE("INR Switch", RT5640_OUT_R3_MIXER,
668                         RT5640_M_IN_R_OM_R_SFT, 1, 1),
669         SOC_DAPM_SINGLE("REC MIXR Switch", RT5640_OUT_R3_MIXER,
670                         RT5640_M_RM_R_OM_R_SFT, 1, 1),
671         SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_OUT_R3_MIXER,
672                         RT5640_M_DAC_L2_OM_R_SFT, 1, 1),
673         SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_OUT_R3_MIXER,
674                         RT5640_M_DAC_R2_OM_R_SFT, 1, 1),
675         SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_OUT_R3_MIXER,
676                         RT5640_M_DAC_R1_OM_R_SFT, 1, 1),
677 };
678 
679 static const struct snd_kcontrol_new rt5640_spo_l_mix[] = {
680         SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_SPO_L_MIXER,
681                         RT5640_M_DAC_R1_SPM_L_SFT, 1, 1),
682         SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_SPO_L_MIXER,
683                         RT5640_M_DAC_L1_SPM_L_SFT, 1, 1),
684         SOC_DAPM_SINGLE("SPKVOL R Switch", RT5640_SPO_L_MIXER,
685                         RT5640_M_SV_R_SPM_L_SFT, 1, 1),
686         SOC_DAPM_SINGLE("SPKVOL L Switch", RT5640_SPO_L_MIXER,
687                         RT5640_M_SV_L_SPM_L_SFT, 1, 1),
688         SOC_DAPM_SINGLE("BST1 Switch", RT5640_SPO_L_MIXER,
689                         RT5640_M_BST1_SPM_L_SFT, 1, 1),
690 };
691 
692 static const struct snd_kcontrol_new rt5640_spo_r_mix[] = {
693         SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_SPO_R_MIXER,
694                         RT5640_M_DAC_R1_SPM_R_SFT, 1, 1),
695         SOC_DAPM_SINGLE("SPKVOL R Switch", RT5640_SPO_R_MIXER,
696                         RT5640_M_SV_R_SPM_R_SFT, 1, 1),
697         SOC_DAPM_SINGLE("BST1 Switch", RT5640_SPO_R_MIXER,
698                         RT5640_M_BST1_SPM_R_SFT, 1, 1),
699 };
700 
701 static const struct snd_kcontrol_new rt5640_hpo_mix[] = {
702         SOC_DAPM_SINGLE("HPO MIX DAC2 Switch", RT5640_HPO_MIXER,
703                         RT5640_M_DAC2_HM_SFT, 1, 1),
704         SOC_DAPM_SINGLE("HPO MIX DAC1 Switch", RT5640_HPO_MIXER,
705                         RT5640_M_DAC1_HM_SFT, 1, 1),
706         SOC_DAPM_SINGLE("HPO MIX HPVOL Switch", RT5640_HPO_MIXER,
707                         RT5640_M_HPVOL_HM_SFT, 1, 1),
708 };
709 
710 static const struct snd_kcontrol_new rt5640_lout_mix[] = {
711         SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_LOUT_MIXER,
712                         RT5640_M_DAC_L1_LM_SFT, 1, 1),
713         SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_LOUT_MIXER,
714                         RT5640_M_DAC_R1_LM_SFT, 1, 1),
715         SOC_DAPM_SINGLE("OUTVOL L Switch", RT5640_LOUT_MIXER,
716                         RT5640_M_OV_L_LM_SFT, 1, 1),
717         SOC_DAPM_SINGLE("OUTVOL R Switch", RT5640_LOUT_MIXER,
718                         RT5640_M_OV_R_LM_SFT, 1, 1),
719 };
720 
721 static const struct snd_kcontrol_new rt5640_mono_mix[] = {
722         SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_MONO_MIXER,
723                         RT5640_M_DAC_R2_MM_SFT, 1, 1),
724         SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_MONO_MIXER,
725                         RT5640_M_DAC_L2_MM_SFT, 1, 1),
726         SOC_DAPM_SINGLE("OUTVOL R Switch", RT5640_MONO_MIXER,
727                         RT5640_M_OV_R_MM_SFT, 1, 1),
728         SOC_DAPM_SINGLE("OUTVOL L Switch", RT5640_MONO_MIXER,
729                         RT5640_M_OV_L_MM_SFT, 1, 1),
730         SOC_DAPM_SINGLE("BST1 Switch", RT5640_MONO_MIXER,
731                         RT5640_M_BST1_MM_SFT, 1, 1),
732 };
733 
734 static const struct snd_kcontrol_new spk_l_enable_control =
735         SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT5640_SPK_VOL,
736                 RT5640_L_MUTE_SFT, 1, 1);
737 
738 static const struct snd_kcontrol_new spk_r_enable_control =
739         SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT5640_SPK_VOL,
740                 RT5640_R_MUTE_SFT, 1, 1);
741 
742 static const struct snd_kcontrol_new hp_l_enable_control =
743         SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT5640_HP_VOL,
744                 RT5640_L_MUTE_SFT, 1, 1);
745 
746 static const struct snd_kcontrol_new hp_r_enable_control =
747         SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT5640_HP_VOL,
748                 RT5640_R_MUTE_SFT, 1, 1);
749 
750 /* Stereo ADC source */
751 static const char * const rt5640_stereo_adc1_src[] = {
752         "DIG MIX", "ADC"
753 };
754 
755 static SOC_ENUM_SINGLE_DECL(rt5640_stereo_adc1_enum, RT5640_STO_ADC_MIXER,
756                             RT5640_ADC_1_SRC_SFT, rt5640_stereo_adc1_src);
757 
758 static const struct snd_kcontrol_new rt5640_sto_adc_1_mux =
759         SOC_DAPM_ENUM("Stereo ADC1 Mux", rt5640_stereo_adc1_enum);
760 
761 static const char * const rt5640_stereo_adc2_src[] = {
762         "DMIC1", "DMIC2", "DIG MIX"
763 };
764 
765 static SOC_ENUM_SINGLE_DECL(rt5640_stereo_adc2_enum, RT5640_STO_ADC_MIXER,
766                             RT5640_ADC_2_SRC_SFT, rt5640_stereo_adc2_src);
767 
768 static const struct snd_kcontrol_new rt5640_sto_adc_2_mux =
769         SOC_DAPM_ENUM("Stereo ADC2 Mux", rt5640_stereo_adc2_enum);
770 
771 /* Mono ADC source */
772 static const char * const rt5640_mono_adc_l1_src[] = {
773         "Mono DAC MIXL", "ADCL"
774 };
775 
776 static SOC_ENUM_SINGLE_DECL(rt5640_mono_adc_l1_enum, RT5640_MONO_ADC_MIXER,
777                             RT5640_MONO_ADC_L1_SRC_SFT, rt5640_mono_adc_l1_src);
778 
779 static const struct snd_kcontrol_new rt5640_mono_adc_l1_mux =
780         SOC_DAPM_ENUM("Mono ADC1 left source", rt5640_mono_adc_l1_enum);
781 
782 static const char * const rt5640_mono_adc_l2_src[] = {
783         "DMIC L1", "DMIC L2", "Mono DAC MIXL"
784 };
785 
786 static SOC_ENUM_SINGLE_DECL(rt5640_mono_adc_l2_enum, RT5640_MONO_ADC_MIXER,
787                             RT5640_MONO_ADC_L2_SRC_SFT, rt5640_mono_adc_l2_src);
788 
789 static const struct snd_kcontrol_new rt5640_mono_adc_l2_mux =
790         SOC_DAPM_ENUM("Mono ADC2 left source", rt5640_mono_adc_l2_enum);
791 
792 static const char * const rt5640_mono_adc_r1_src[] = {
793         "Mono DAC MIXR", "ADCR"
794 };
795 
796 static SOC_ENUM_SINGLE_DECL(rt5640_mono_adc_r1_enum, RT5640_MONO_ADC_MIXER,
797                             RT5640_MONO_ADC_R1_SRC_SFT, rt5640_mono_adc_r1_src);
798 
799 static const struct snd_kcontrol_new rt5640_mono_adc_r1_mux =
800         SOC_DAPM_ENUM("Mono ADC1 right source", rt5640_mono_adc_r1_enum);
801 
802 static const char * const rt5640_mono_adc_r2_src[] = {
803         "DMIC R1", "DMIC R2", "Mono DAC MIXR"
804 };
805 
806 static SOC_ENUM_SINGLE_DECL(rt5640_mono_adc_r2_enum, RT5640_MONO_ADC_MIXER,
807                             RT5640_MONO_ADC_R2_SRC_SFT, rt5640_mono_adc_r2_src);
808 
809 static const struct snd_kcontrol_new rt5640_mono_adc_r2_mux =
810         SOC_DAPM_ENUM("Mono ADC2 right source", rt5640_mono_adc_r2_enum);
811 
812 /* DAC2 channel source */
813 static const char * const rt5640_dac_l2_src[] = {
814         "IF2", "Base L/R"
815 };
816 
817 static int rt5640_dac_l2_values[] = {
818         0,
819         3,
820 };
821 
822 static SOC_VALUE_ENUM_SINGLE_DECL(rt5640_dac_l2_enum,
823                                   RT5640_DSP_PATH2, RT5640_DAC_L2_SEL_SFT,
824                                   0x3, rt5640_dac_l2_src, rt5640_dac_l2_values);
825 
826 static const struct snd_kcontrol_new rt5640_dac_l2_mux =
827         SOC_DAPM_VALUE_ENUM("DAC2 left channel source", rt5640_dac_l2_enum);
828 
829 static const char * const rt5640_dac_r2_src[] = {
830         "IF2",
831 };
832 
833 static int rt5640_dac_r2_values[] = {
834         0,
835 };
836 
837 static SOC_VALUE_ENUM_SINGLE_DECL(rt5640_dac_r2_enum,
838                                   RT5640_DSP_PATH2, RT5640_DAC_R2_SEL_SFT,
839                                   0x3, rt5640_dac_r2_src, rt5640_dac_r2_values);
840 
841 static const struct snd_kcontrol_new rt5640_dac_r2_mux =
842         SOC_DAPM_ENUM("DAC2 right channel source", rt5640_dac_r2_enum);
843 
844 /* digital interface and iis interface map */
845 static const char * const rt5640_dai_iis_map[] = {
846         "1:1|2:2", "1:2|2:1", "1:1|2:1", "1:2|2:2"
847 };
848 
849 static int rt5640_dai_iis_map_values[] = {
850         0,
851         5,
852         6,
853         7,
854 };
855 
856 static SOC_VALUE_ENUM_SINGLE_DECL(rt5640_dai_iis_map_enum,
857                                   RT5640_I2S1_SDP, RT5640_I2S_IF_SFT,
858                                   0x7, rt5640_dai_iis_map,
859                                   rt5640_dai_iis_map_values);
860 
861 static const struct snd_kcontrol_new rt5640_dai_mux =
862         SOC_DAPM_VALUE_ENUM("DAI select", rt5640_dai_iis_map_enum);
863 
864 /* SDI select */
865 static const char * const rt5640_sdi_sel[] = {
866         "IF1", "IF2"
867 };
868 
869 static SOC_ENUM_SINGLE_DECL(rt5640_sdi_sel_enum, RT5640_I2S2_SDP,
870                             RT5640_I2S2_SDI_SFT, rt5640_sdi_sel);
871 
872 static const struct snd_kcontrol_new rt5640_sdi_mux =
873         SOC_DAPM_ENUM("SDI select", rt5640_sdi_sel_enum);
874 
875 static int rt5640_set_dmic1_event(struct snd_soc_dapm_widget *w,
876         struct snd_kcontrol *kcontrol, int event)
877 {
878         struct snd_soc_codec *codec = w->codec;
879 
880         switch (event) {
881         case SND_SOC_DAPM_PRE_PMU:
882                 snd_soc_update_bits(codec, RT5640_GPIO_CTRL1,
883                         RT5640_GP2_PIN_MASK | RT5640_GP3_PIN_MASK,
884                         RT5640_GP2_PIN_DMIC1_SCL | RT5640_GP3_PIN_DMIC1_SDA);
885                 snd_soc_update_bits(codec, RT5640_DMIC,
886                         RT5640_DMIC_1L_LH_MASK | RT5640_DMIC_1R_LH_MASK |
887                         RT5640_DMIC_1_DP_MASK,
888                         RT5640_DMIC_1L_LH_FALLING | RT5640_DMIC_1R_LH_RISING |
889                         RT5640_DMIC_1_DP_IN1P);
890                 break;
891 
892         default:
893                 return 0;
894         }
895 
896         return 0;
897 }
898 
899 static int rt5640_set_dmic2_event(struct snd_soc_dapm_widget *w,
900         struct snd_kcontrol *kcontrol, int event)
901 {
902         struct snd_soc_codec *codec = w->codec;
903 
904         switch (event) {
905         case SND_SOC_DAPM_PRE_PMU:
906                 snd_soc_update_bits(codec, RT5640_GPIO_CTRL1,
907                         RT5640_GP2_PIN_MASK | RT5640_GP4_PIN_MASK,
908                         RT5640_GP2_PIN_DMIC1_SCL | RT5640_GP4_PIN_DMIC2_SDA);
909                 snd_soc_update_bits(codec, RT5640_DMIC,
910                         RT5640_DMIC_2L_LH_MASK | RT5640_DMIC_2R_LH_MASK |
911                         RT5640_DMIC_2_DP_MASK,
912                         RT5640_DMIC_2L_LH_FALLING | RT5640_DMIC_2R_LH_RISING |
913                         RT5640_DMIC_2_DP_IN1N);
914                 break;
915 
916         default:
917                 return 0;
918         }
919 
920         return 0;
921 }
922 
923 static void hp_amp_power_on(struct snd_soc_codec *codec)
924 {
925         struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
926 
927         /* depop parameters */
928         regmap_update_bits(rt5640->regmap, RT5640_PR_BASE +
929                 RT5640_CHPUMP_INT_REG1, 0x0700, 0x0200);
930         regmap_update_bits(rt5640->regmap, RT5640_DEPOP_M2,
931                 RT5640_DEPOP_MASK, RT5640_DEPOP_MAN);
932         regmap_update_bits(rt5640->regmap, RT5640_DEPOP_M1,
933                 RT5640_HP_CP_MASK | RT5640_HP_SG_MASK | RT5640_HP_CB_MASK,
934                 RT5640_HP_CP_PU | RT5640_HP_SG_DIS | RT5640_HP_CB_PU);
935         regmap_write(rt5640->regmap, RT5640_PR_BASE + RT5640_HP_DCC_INT1,
936                            0x9f00);
937         /* headphone amp power on */
938         regmap_update_bits(rt5640->regmap, RT5640_PWR_ANLG1,
939                 RT5640_PWR_FV1 | RT5640_PWR_FV2, 0);
940         regmap_update_bits(rt5640->regmap, RT5640_PWR_ANLG1,
941                 RT5640_PWR_HA,
942                 RT5640_PWR_HA);
943         usleep_range(10000, 15000);
944         regmap_update_bits(rt5640->regmap, RT5640_PWR_ANLG1,
945                 RT5640_PWR_FV1 | RT5640_PWR_FV2 ,
946                 RT5640_PWR_FV1 | RT5640_PWR_FV2);
947 }
948 
949 static void rt5640_pmu_depop(struct snd_soc_codec *codec)
950 {
951         struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
952 
953         regmap_update_bits(rt5640->regmap, RT5640_DEPOP_M2,
954                 RT5640_DEPOP_MASK | RT5640_DIG_DP_MASK,
955                 RT5640_DEPOP_AUTO | RT5640_DIG_DP_EN);
956         regmap_update_bits(rt5640->regmap, RT5640_CHARGE_PUMP,
957                 RT5640_PM_HP_MASK, RT5640_PM_HP_HV);
958 
959         regmap_update_bits(rt5640->regmap, RT5640_DEPOP_M3,
960                 RT5640_CP_FQ1_MASK | RT5640_CP_FQ2_MASK | RT5640_CP_FQ3_MASK,
961                 (RT5640_CP_FQ_192_KHZ << RT5640_CP_FQ1_SFT) |
962                 (RT5640_CP_FQ_12_KHZ << RT5640_CP_FQ2_SFT) |
963                 (RT5640_CP_FQ_192_KHZ << RT5640_CP_FQ3_SFT));
964 
965         regmap_write(rt5640->regmap, RT5640_PR_BASE +
966                 RT5640_MAMP_INT_REG2, 0x1c00);
967         regmap_update_bits(rt5640->regmap, RT5640_DEPOP_M1,
968                 RT5640_HP_CP_MASK | RT5640_HP_SG_MASK,
969                 RT5640_HP_CP_PD | RT5640_HP_SG_EN);
970         regmap_update_bits(rt5640->regmap, RT5640_PR_BASE +
971                 RT5640_CHPUMP_INT_REG1, 0x0700, 0x0400);
972 }
973 
974 static int rt5640_hp_event(struct snd_soc_dapm_widget *w,
975                            struct snd_kcontrol *kcontrol, int event)
976 {
977         struct snd_soc_codec *codec = w->codec;
978         struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
979 
980         switch (event) {
981         case SND_SOC_DAPM_POST_PMU:
982                 rt5640_pmu_depop(codec);
983                 rt5640->hp_mute = 0;
984                 break;
985 
986         case SND_SOC_DAPM_PRE_PMD:
987                 rt5640->hp_mute = 1;
988                 usleep_range(70000, 75000);
989                 break;
990 
991         default:
992                 return 0;
993         }
994 
995         return 0;
996 }
997 
998 static int rt5640_hp_power_event(struct snd_soc_dapm_widget *w,
999                            struct snd_kcontrol *kcontrol, int event)
1000 {
1001         struct snd_soc_codec *codec = w->codec;
1002 
1003         switch (event) {
1004         case SND_SOC_DAPM_POST_PMU:
1005                 hp_amp_power_on(codec);
1006                 break;
1007         default:
1008                 return 0;
1009         }
1010 
1011         return 0;
1012 }
1013 
1014 static int rt5640_hp_post_event(struct snd_soc_dapm_widget *w,
1015                            struct snd_kcontrol *kcontrol, int event)
1016 {
1017         struct snd_soc_codec *codec = w->codec;
1018         struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
1019 
1020         switch (event) {
1021         case SND_SOC_DAPM_POST_PMU:
1022                 if (!rt5640->hp_mute)
1023                         usleep_range(80000, 85000);
1024 
1025                 break;
1026 
1027         default:
1028                 return 0;
1029         }
1030 
1031         return 0;
1032 }
1033 
1034 static const struct snd_soc_dapm_widget rt5640_dapm_widgets[] = {
1035         SND_SOC_DAPM_SUPPLY("PLL1", RT5640_PWR_ANLG2,
1036                         RT5640_PWR_PLL_BIT, 0, NULL, 0),
1037         /* Input Side */
1038         /* micbias */
1039         SND_SOC_DAPM_SUPPLY("LDO2", RT5640_PWR_ANLG1,
1040                         RT5640_PWR_LDO2_BIT, 0, NULL, 0),
1041         SND_SOC_DAPM_SUPPLY("MICBIAS1", RT5640_PWR_ANLG2,
1042                         RT5640_PWR_MB1_BIT, 0, NULL, 0),
1043         /* Input Lines */
1044         SND_SOC_DAPM_INPUT("DMIC1"),
1045         SND_SOC_DAPM_INPUT("DMIC2"),
1046         SND_SOC_DAPM_INPUT("IN1P"),
1047         SND_SOC_DAPM_INPUT("IN1N"),
1048         SND_SOC_DAPM_INPUT("IN2P"),
1049         SND_SOC_DAPM_INPUT("IN2N"),
1050         SND_SOC_DAPM_PGA("DMIC L1", SND_SOC_NOPM, 0, 0, NULL, 0),
1051         SND_SOC_DAPM_PGA("DMIC R1", SND_SOC_NOPM, 0, 0, NULL, 0),
1052         SND_SOC_DAPM_PGA("DMIC L2", SND_SOC_NOPM, 0, 0, NULL, 0),
1053         SND_SOC_DAPM_PGA("DMIC R2", SND_SOC_NOPM, 0, 0, NULL, 0),
1054 
1055         SND_SOC_DAPM_SUPPLY("DMIC CLK", SND_SOC_NOPM, 0, 0,
1056                 set_dmic_clk, SND_SOC_DAPM_PRE_PMU),
1057         SND_SOC_DAPM_SUPPLY("DMIC1 Power", RT5640_DMIC,
1058                 RT5640_DMIC_1_EN_SFT, 0, rt5640_set_dmic1_event,
1059                 SND_SOC_DAPM_PRE_PMU),
1060         SND_SOC_DAPM_SUPPLY("DMIC2 Power", RT5640_DMIC,
1061                 RT5640_DMIC_2_EN_SFT, 0, rt5640_set_dmic2_event,
1062                 SND_SOC_DAPM_PRE_PMU),
1063         /* Boost */
1064         SND_SOC_DAPM_PGA("BST1", RT5640_PWR_ANLG2,
1065                 RT5640_PWR_BST1_BIT, 0, NULL, 0),
1066         SND_SOC_DAPM_PGA("BST2", RT5640_PWR_ANLG2,
1067                 RT5640_PWR_BST4_BIT, 0, NULL, 0),
1068         /* Input Volume */
1069         SND_SOC_DAPM_PGA("INL VOL", RT5640_PWR_VOL,
1070                 RT5640_PWR_IN_L_BIT, 0, NULL, 0),
1071         SND_SOC_DAPM_PGA("INR VOL", RT5640_PWR_VOL,
1072                 RT5640_PWR_IN_R_BIT, 0, NULL, 0),
1073         /* REC Mixer */
1074         SND_SOC_DAPM_MIXER("RECMIXL", RT5640_PWR_MIXER, RT5640_PWR_RM_L_BIT, 0,
1075                         rt5640_rec_l_mix, ARRAY_SIZE(rt5640_rec_l_mix)),
1076         SND_SOC_DAPM_MIXER("RECMIXR", RT5640_PWR_MIXER, RT5640_PWR_RM_R_BIT, 0,
1077                         rt5640_rec_r_mix, ARRAY_SIZE(rt5640_rec_r_mix)),
1078         /* ADCs */
1079         SND_SOC_DAPM_ADC("ADC L", NULL, RT5640_PWR_DIG1,
1080                         RT5640_PWR_ADC_L_BIT, 0),
1081         SND_SOC_DAPM_ADC("ADC R", NULL, RT5640_PWR_DIG1,
1082                         RT5640_PWR_ADC_R_BIT, 0),
1083         /* ADC Mux */
1084         SND_SOC_DAPM_MUX("Stereo ADC L2 Mux", SND_SOC_NOPM, 0, 0,
1085                                 &rt5640_sto_adc_2_mux),
1086         SND_SOC_DAPM_MUX("Stereo ADC R2 Mux", SND_SOC_NOPM, 0, 0,
1087                                 &rt5640_sto_adc_2_mux),
1088         SND_SOC_DAPM_MUX("Stereo ADC L1 Mux", SND_SOC_NOPM, 0, 0,
1089                                 &rt5640_sto_adc_1_mux),
1090         SND_SOC_DAPM_MUX("Stereo ADC R1 Mux", SND_SOC_NOPM, 0, 0,
1091                                 &rt5640_sto_adc_1_mux),
1092         SND_SOC_DAPM_MUX("Mono ADC L2 Mux", SND_SOC_NOPM, 0, 0,
1093                                 &rt5640_mono_adc_l2_mux),
1094         SND_SOC_DAPM_MUX("Mono ADC L1 Mux", SND_SOC_NOPM, 0, 0,
1095                                 &rt5640_mono_adc_l1_mux),
1096         SND_SOC_DAPM_MUX("Mono ADC R1 Mux", SND_SOC_NOPM, 0, 0,
1097                                 &rt5640_mono_adc_r1_mux),
1098         SND_SOC_DAPM_MUX("Mono ADC R2 Mux", SND_SOC_NOPM, 0, 0,
1099                                 &rt5640_mono_adc_r2_mux),
1100         /* ADC Mixer */
1101         SND_SOC_DAPM_SUPPLY("Stereo Filter", RT5640_PWR_DIG2,
1102                 RT5640_PWR_ADC_SF_BIT, 0, NULL, 0),
1103         SND_SOC_DAPM_MIXER("Stereo ADC MIXL", SND_SOC_NOPM, 0, 0,
1104                 rt5640_sto_adc_l_mix, ARRAY_SIZE(rt5640_sto_adc_l_mix)),
1105         SND_SOC_DAPM_MIXER("Stereo ADC MIXR", SND_SOC_NOPM, 0, 0,
1106                 rt5640_sto_adc_r_mix, ARRAY_SIZE(rt5640_sto_adc_r_mix)),
1107         SND_SOC_DAPM_SUPPLY("Mono Left Filter", RT5640_PWR_DIG2,
1108                 RT5640_PWR_ADC_MF_L_BIT, 0, NULL, 0),
1109         SND_SOC_DAPM_MIXER("Mono ADC MIXL", SND_SOC_NOPM, 0, 0,
1110                 rt5640_mono_adc_l_mix, ARRAY_SIZE(rt5640_mono_adc_l_mix)),
1111         SND_SOC_DAPM_SUPPLY("Mono Right Filter", RT5640_PWR_DIG2,
1112                 RT5640_PWR_ADC_MF_R_BIT, 0, NULL, 0),
1113         SND_SOC_DAPM_MIXER("Mono ADC MIXR", SND_SOC_NOPM, 0, 0,
1114                 rt5640_mono_adc_r_mix, ARRAY_SIZE(rt5640_mono_adc_r_mix)),
1115 
1116         /* Digital Interface */
1117         SND_SOC_DAPM_SUPPLY("I2S1", RT5640_PWR_DIG1,
1118                 RT5640_PWR_I2S1_BIT, 0, NULL, 0),
1119         SND_SOC_DAPM_PGA("IF1 DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
1120         SND_SOC_DAPM_PGA("IF1 DAC L", SND_SOC_NOPM, 0, 0, NULL, 0),
1121         SND_SOC_DAPM_PGA("IF1 DAC R", SND_SOC_NOPM, 0, 0, NULL, 0),
1122         SND_SOC_DAPM_PGA("IF1 ADC", SND_SOC_NOPM, 0, 0, NULL, 0),
1123         SND_SOC_DAPM_PGA("IF1 ADC L", SND_SOC_NOPM, 0, 0, NULL, 0),
1124         SND_SOC_DAPM_PGA("IF1 ADC R", SND_SOC_NOPM, 0, 0, NULL, 0),
1125         SND_SOC_DAPM_SUPPLY("I2S2", RT5640_PWR_DIG1,
1126                 RT5640_PWR_I2S2_BIT, 0, NULL, 0),
1127         SND_SOC_DAPM_PGA("IF2 DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
1128         SND_SOC_DAPM_PGA("IF2 DAC L", SND_SOC_NOPM, 0, 0, NULL, 0),
1129         SND_SOC_DAPM_PGA("IF2 DAC R", SND_SOC_NOPM, 0, 0, NULL, 0),
1130         SND_SOC_DAPM_PGA("IF2 ADC", SND_SOC_NOPM, 0, 0, NULL, 0),
1131         SND_SOC_DAPM_PGA("IF2 ADC L", SND_SOC_NOPM, 0, 0, NULL, 0),
1132         SND_SOC_DAPM_PGA("IF2 ADC R", SND_SOC_NOPM, 0, 0, NULL, 0),
1133         /* Digital Interface Select */
1134         SND_SOC_DAPM_MUX("DAI1 RX Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
1135         SND_SOC_DAPM_MUX("DAI1 TX Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
1136         SND_SOC_DAPM_MUX("DAI1 IF1 Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
1137         SND_SOC_DAPM_MUX("DAI1 IF2 Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
1138         SND_SOC_DAPM_MUX("SDI1 TX Mux", SND_SOC_NOPM, 0, 0, &rt5640_sdi_mux),
1139         SND_SOC_DAPM_MUX("DAI2 RX Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
1140         SND_SOC_DAPM_MUX("DAI2 TX Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
1141         SND_SOC_DAPM_MUX("DAI2 IF1 Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
1142         SND_SOC_DAPM_MUX("DAI2 IF2 Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
1143         SND_SOC_DAPM_MUX("SDI2 TX Mux", SND_SOC_NOPM, 0, 0, &rt5640_sdi_mux),
1144         /* Audio Interface */
1145         SND_SOC_DAPM_AIF_IN("AIF1RX", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0),
1146         SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0),
1147         SND_SOC_DAPM_AIF_IN("AIF2RX", "AIF2 Playback", 0, SND_SOC_NOPM, 0, 0),
1148         SND_SOC_DAPM_AIF_OUT("AIF2TX", "AIF2 Capture", 0, SND_SOC_NOPM, 0, 0),
1149         /* Audio DSP */
1150         SND_SOC_DAPM_PGA("Audio DSP", SND_SOC_NOPM, 0, 0, NULL, 0),
1151         /* ANC */
1152         SND_SOC_DAPM_PGA("ANC", SND_SOC_NOPM, 0, 0, NULL, 0),
1153         /* Output Side */
1154         /* DAC mixer before sound effect  */
1155         SND_SOC_DAPM_MIXER("DAC MIXL", SND_SOC_NOPM, 0, 0,
1156                 rt5640_dac_l_mix, ARRAY_SIZE(rt5640_dac_l_mix)),
1157         SND_SOC_DAPM_MIXER("DAC MIXR", SND_SOC_NOPM, 0, 0,
1158                 rt5640_dac_r_mix, ARRAY_SIZE(rt5640_dac_r_mix)),
1159         /* DAC2 channel Mux */
1160         SND_SOC_DAPM_MUX("DAC L2 Mux", SND_SOC_NOPM, 0, 0,
1161                                 &rt5640_dac_l2_mux),
1162         SND_SOC_DAPM_MUX("DAC R2 Mux", SND_SOC_NOPM, 0, 0,
1163                                 &rt5640_dac_r2_mux),
1164         /* DAC Mixer */
1165         SND_SOC_DAPM_MIXER("Stereo DAC MIXL", SND_SOC_NOPM, 0, 0,
1166                 rt5640_sto_dac_l_mix, ARRAY_SIZE(rt5640_sto_dac_l_mix)),
1167         SND_SOC_DAPM_MIXER("Stereo DAC MIXR", SND_SOC_NOPM, 0, 0,
1168                 rt5640_sto_dac_r_mix, ARRAY_SIZE(rt5640_sto_dac_r_mix)),
1169         SND_SOC_DAPM_MIXER("Mono DAC MIXL", SND_SOC_NOPM, 0, 0,
1170                 rt5640_mono_dac_l_mix, ARRAY_SIZE(rt5640_mono_dac_l_mix)),
1171         SND_SOC_DAPM_MIXER("Mono DAC MIXR", SND_SOC_NOPM, 0, 0,
1172                 rt5640_mono_dac_r_mix, ARRAY_SIZE(rt5640_mono_dac_r_mix)),
1173         SND_SOC_DAPM_MIXER("DIG MIXL", SND_SOC_NOPM, 0, 0,
1174                 rt5640_dig_l_mix, ARRAY_SIZE(rt5640_dig_l_mix)),
1175         SND_SOC_DAPM_MIXER("DIG MIXR", SND_SOC_NOPM, 0, 0,
1176                 rt5640_dig_r_mix, ARRAY_SIZE(rt5640_dig_r_mix)),
1177         /* DACs */
1178         SND_SOC_DAPM_DAC("DAC L1", NULL, RT5640_PWR_DIG1,
1179                         RT5640_PWR_DAC_L1_BIT, 0),
1180         SND_SOC_DAPM_DAC("DAC L2", NULL, RT5640_PWR_DIG1,
1181                         RT5640_PWR_DAC_L2_BIT, 0),
1182         SND_SOC_DAPM_DAC("DAC R1", NULL, RT5640_PWR_DIG1,
1183                         RT5640_PWR_DAC_R1_BIT, 0),
1184         SND_SOC_DAPM_DAC("DAC R2", NULL, RT5640_PWR_DIG1,
1185                         RT5640_PWR_DAC_R2_BIT, 0),
1186         /* SPK/OUT Mixer */
1187         SND_SOC_DAPM_MIXER("SPK MIXL", RT5640_PWR_MIXER, RT5640_PWR_SM_L_BIT,
1188                 0, rt5640_spk_l_mix, ARRAY_SIZE(rt5640_spk_l_mix)),
1189         SND_SOC_DAPM_MIXER("SPK MIXR", RT5640_PWR_MIXER, RT5640_PWR_SM_R_BIT,
1190                 0, rt5640_spk_r_mix, ARRAY_SIZE(rt5640_spk_r_mix)),
1191         SND_SOC_DAPM_MIXER("OUT MIXL", RT5640_PWR_MIXER, RT5640_PWR_OM_L_BIT,
1192                 0, rt5640_out_l_mix, ARRAY_SIZE(rt5640_out_l_mix)),
1193         SND_SOC_DAPM_MIXER("OUT MIXR", RT5640_PWR_MIXER, RT5640_PWR_OM_R_BIT,
1194                 0, rt5640_out_r_mix, ARRAY_SIZE(rt5640_out_r_mix)),
1195         /* Ouput Volume */
1196         SND_SOC_DAPM_PGA("SPKVOL L", RT5640_PWR_VOL,
1197                 RT5640_PWR_SV_L_BIT, 0, NULL, 0),
1198         SND_SOC_DAPM_PGA("SPKVOL R", RT5640_PWR_VOL,
1199                 RT5640_PWR_SV_R_BIT, 0, NULL, 0),
1200         SND_SOC_DAPM_PGA("OUTVOL L", RT5640_PWR_VOL,
1201                 RT5640_PWR_OV_L_BIT, 0, NULL, 0),
1202         SND_SOC_DAPM_PGA("OUTVOL R", RT5640_PWR_VOL,
1203                 RT5640_PWR_OV_R_BIT, 0, NULL, 0),
1204         SND_SOC_DAPM_PGA("HPOVOL L", RT5640_PWR_VOL,
1205                 RT5640_PWR_HV_L_BIT, 0, NULL, 0),
1206         SND_SOC_DAPM_PGA("HPOVOL R", RT5640_PWR_VOL,
1207                 RT5640_PWR_HV_R_BIT, 0, NULL, 0),
1208         /* SPO/HPO/LOUT/Mono Mixer */
1209         SND_SOC_DAPM_MIXER("SPOL MIX", SND_SOC_NOPM, 0,
1210                 0, rt5640_spo_l_mix, ARRAY_SIZE(rt5640_spo_l_mix)),
1211         SND_SOC_DAPM_MIXER("SPOR MIX", SND_SOC_NOPM, 0,
1212                 0, rt5640_spo_r_mix, ARRAY_SIZE(rt5640_spo_r_mix)),
1213         SND_SOC_DAPM_MIXER("HPO MIX L", SND_SOC_NOPM, 0, 0,
1214                 rt5640_hpo_mix, ARRAY_SIZE(rt5640_hpo_mix)),
1215         SND_SOC_DAPM_MIXER("HPO MIX R", SND_SOC_NOPM, 0, 0,
1216                 rt5640_hpo_mix, ARRAY_SIZE(rt5640_hpo_mix)),
1217         SND_SOC_DAPM_MIXER("LOUT MIX", RT5640_PWR_ANLG1, RT5640_PWR_LM_BIT, 0,
1218                 rt5640_lout_mix, ARRAY_SIZE(rt5640_lout_mix)),
1219         SND_SOC_DAPM_MIXER("Mono MIX", RT5640_PWR_ANLG1, RT5640_PWR_MM_BIT, 0,
1220                 rt5640_mono_mix, ARRAY_SIZE(rt5640_mono_mix)),
1221         SND_SOC_DAPM_SUPPLY("Improve MONO Amp Drv", RT5640_PWR_ANLG1,
1222                 RT5640_PWR_MA_BIT, 0, NULL, 0),
1223         SND_SOC_DAPM_SUPPLY_S("Improve HP Amp Drv", 1, SND_SOC_NOPM,
1224                 0, 0, rt5640_hp_power_event, SND_SOC_DAPM_POST_PMU),
1225         SND_SOC_DAPM_PGA_S("HP Amp", 1, SND_SOC_NOPM, 0, 0,
1226                 rt5640_hp_event,
1227                 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
1228         SND_SOC_DAPM_SUPPLY("HP L Amp", RT5640_PWR_ANLG1,
1229                 RT5640_PWR_HP_L_BIT, 0, NULL, 0),
1230         SND_SOC_DAPM_SUPPLY("HP R Amp", RT5640_PWR_ANLG1,
1231                 RT5640_PWR_HP_R_BIT, 0, NULL, 0),
1232         SND_SOC_DAPM_SUPPLY("Improve SPK Amp Drv", RT5640_PWR_DIG1,
1233                 RT5640_PWR_CLS_D_BIT, 0, NULL, 0),
1234 
1235         /* Output Switch */
1236         SND_SOC_DAPM_SWITCH("Speaker L Playback", SND_SOC_NOPM, 0, 0,
1237                         &spk_l_enable_control),
1238         SND_SOC_DAPM_SWITCH("Speaker R Playback", SND_SOC_NOPM, 0, 0,
1239                         &spk_r_enable_control),
1240         SND_SOC_DAPM_SWITCH("HP L Playback", SND_SOC_NOPM, 0, 0,
1241                         &hp_l_enable_control),
1242         SND_SOC_DAPM_SWITCH("HP R Playback", SND_SOC_NOPM, 0, 0,
1243                         &hp_r_enable_control),
1244         SND_SOC_DAPM_POST("HP Post", rt5640_hp_post_event),
1245         /* Output Lines */
1246         SND_SOC_DAPM_OUTPUT("SPOLP"),
1247         SND_SOC_DAPM_OUTPUT("SPOLN"),
1248         SND_SOC_DAPM_OUTPUT("SPORP"),
1249         SND_SOC_DAPM_OUTPUT("SPORN"),
1250         SND_SOC_DAPM_OUTPUT("HPOL"),
1251         SND_SOC_DAPM_OUTPUT("HPOR"),
1252         SND_SOC_DAPM_OUTPUT("LOUTL"),
1253         SND_SOC_DAPM_OUTPUT("LOUTR"),
1254         SND_SOC_DAPM_OUTPUT("MONOP"),
1255         SND_SOC_DAPM_OUTPUT("MONON"),
1256 };
1257 
1258 static const struct snd_soc_dapm_route rt5640_dapm_routes[] = {
1259         {"IN1P", NULL, "LDO2"},
1260         {"IN2P", NULL, "LDO2"},
1261 
1262         {"DMIC L1", NULL, "DMIC1"},
1263         {"DMIC R1", NULL, "DMIC1"},
1264         {"DMIC L2", NULL, "DMIC2"},
1265         {"DMIC R2", NULL, "DMIC2"},
1266 
1267         {"BST1", NULL, "IN1P"},
1268         {"BST1", NULL, "IN1N"},
1269         {"BST2", NULL, "IN2P"},
1270         {"BST2", NULL, "IN2N"},
1271 
1272         {"INL VOL", NULL, "IN2P"},
1273         {"INR VOL", NULL, "IN2N"},
1274 
1275         {"RECMIXL", "HPOL Switch", "HPOL"},
1276         {"RECMIXL", "INL Switch", "INL VOL"},
1277         {"RECMIXL", "BST2 Switch", "BST2"},
1278         {"RECMIXL", "BST1 Switch", "BST1"},
1279         {"RECMIXL", "OUT MIXL Switch", "OUT MIXL"},
1280 
1281         {"RECMIXR", "HPOR Switch", "HPOR"},
1282         {"RECMIXR", "INR Switch", "INR VOL"},
1283         {"RECMIXR", "BST2 Switch", "BST2"},
1284         {"RECMIXR", "BST1 Switch", "BST1"},
1285         {"RECMIXR", "OUT MIXR Switch", "OUT MIXR"},
1286 
1287         {"ADC L", NULL, "RECMIXL"},
1288         {"ADC R", NULL, "RECMIXR"},
1289 
1290         {"DMIC L1", NULL, "DMIC CLK"},
1291         {"DMIC L1", NULL, "DMIC1 Power"},
1292         {"DMIC R1", NULL, "DMIC CLK"},
1293         {"DMIC R1", NULL, "DMIC1 Power"},
1294         {"DMIC L2", NULL, "DMIC CLK"},
1295         {"DMIC L2", NULL, "DMIC2 Power"},
1296         {"DMIC R2", NULL, "DMIC CLK"},
1297         {"DMIC R2", NULL, "DMIC2 Power"},
1298 
1299         {"Stereo ADC L2 Mux", "DMIC1", "DMIC L1"},
1300         {"Stereo ADC L2 Mux", "DMIC2", "DMIC L2"},
1301         {"Stereo ADC L2 Mux", "DIG MIX", "DIG MIXL"},
1302         {"Stereo ADC L1 Mux", "ADC", "ADC L"},
1303         {"Stereo ADC L1 Mux", "DIG MIX", "DIG MIXL"},
1304 
1305         {"Stereo ADC R1 Mux", "ADC", "ADC R"},
1306         {"Stereo ADC R1 Mux", "DIG MIX", "DIG MIXR"},
1307         {"Stereo ADC R2 Mux", "DMIC1", "DMIC R1"},
1308         {"Stereo ADC R2 Mux", "DMIC2", "DMIC R2"},
1309         {"Stereo ADC R2 Mux", "DIG MIX", "DIG MIXR"},
1310 
1311         {"Mono ADC L2 Mux", "DMIC L1", "DMIC L1"},
1312         {"Mono ADC L2 Mux", "DMIC L2", "DMIC L2"},
1313         {"Mono ADC L2 Mux", "Mono DAC MIXL", "Mono DAC MIXL"},
1314         {"Mono ADC L1 Mux", "Mono DAC MIXL", "Mono DAC MIXL"},
1315         {"Mono ADC L1 Mux", "ADCL", "ADC L"},
1316 
1317         {"Mono ADC R1 Mux", "Mono DAC MIXR", "Mono DAC MIXR"},
1318         {"Mono ADC R1 Mux", "ADCR", "ADC R"},
1319         {"Mono ADC R2 Mux", "DMIC R1", "DMIC R1"},
1320         {"Mono ADC R2 Mux", "DMIC R2", "DMIC R2"},
1321         {"Mono ADC R2 Mux", "Mono DAC MIXR", "Mono DAC MIXR"},
1322 
1323         {"Stereo ADC MIXL", "ADC1 Switch", "Stereo ADC L1 Mux"},
1324         {"Stereo ADC MIXL", "ADC2 Switch", "Stereo ADC L2 Mux"},
1325         {"Stereo ADC MIXL", NULL, "Stereo Filter"},
1326         {"Stereo Filter", NULL, "PLL1", check_sysclk1_source},
1327 
1328         {"Stereo ADC MIXR", "ADC1 Switch", "Stereo ADC R1 Mux"},
1329         {"Stereo ADC MIXR", "ADC2 Switch", "Stereo ADC R2 Mux"},
1330         {"Stereo ADC MIXR", NULL, "Stereo Filter"},
1331         {"Stereo Filter", NULL, "PLL1", check_sysclk1_source},
1332 
1333         {"Mono ADC MIXL", "ADC1 Switch", "Mono ADC L1 Mux"},
1334         {"Mono ADC MIXL", "ADC2 Switch", "Mono ADC L2 Mux"},
1335         {"Mono ADC MIXL", NULL, "Mono Left Filter"},
1336         {"Mono Left Filter", NULL, "PLL1", check_sysclk1_source},
1337 
1338         {"Mono ADC MIXR", "ADC1 Switch", "Mono ADC R1 Mux"},
1339         {"Mono ADC MIXR", "ADC2 Switch", "Mono ADC R2 Mux"},
1340         {"Mono ADC MIXR", NULL, "Mono Right Filter"},
1341         {"Mono Right Filter", NULL, "PLL1", check_sysclk1_source},
1342 
1343         {"IF2 ADC L", NULL, "Mono ADC MIXL"},
1344         {"IF2 ADC R", NULL, "Mono ADC MIXR"},
1345         {"IF1 ADC L", NULL, "Stereo ADC MIXL"},
1346         {"IF1 ADC R", NULL, "Stereo ADC MIXR"},
1347 
1348         {"IF1 ADC", NULL, "I2S1"},
1349         {"IF1 ADC", NULL, "IF1 ADC L"},
1350         {"IF1 ADC", NULL, "IF1 ADC R"},
1351         {"IF2 ADC", NULL, "I2S2"},
1352         {"IF2 ADC", NULL, "IF2 ADC L"},
1353         {"IF2 ADC", NULL, "IF2 ADC R"},
1354 
1355         {"DAI1 TX Mux", "1:1|2:2", "IF1 ADC"},
1356         {"DAI1 TX Mux", "1:2|2:1", "IF2 ADC"},
1357         {"DAI1 IF1 Mux", "1:1|2:1", "IF1 ADC"},
1358         {"DAI1 IF2 Mux", "1:1|2:1", "IF2 ADC"},
1359         {"SDI1 TX Mux", "IF1", "DAI1 IF1 Mux"},
1360         {"SDI1 TX Mux", "IF2", "DAI1 IF2 Mux"},
1361 
1362         {"DAI2 TX Mux", "1:2|2:1", "IF1 ADC"},
1363         {"DAI2 TX Mux", "1:1|2:2", "IF2 ADC"},
1364         {"DAI2 IF1 Mux", "1:2|2:2", "IF1 ADC"},
1365         {"DAI2 IF2 Mux", "1:2|2:2", "IF2 ADC"},
1366         {"SDI2 TX Mux", "IF1", "DAI2 IF1 Mux"},
1367         {"SDI2 TX Mux", "IF2", "DAI2 IF2 Mux"},
1368 
1369         {"AIF1TX", NULL, "DAI1 TX Mux"},
1370         {"AIF1TX", NULL, "SDI1 TX Mux"},
1371         {"AIF2TX", NULL, "DAI2 TX Mux"},
1372         {"AIF2TX", NULL, "SDI2 TX Mux"},
1373 
1374         {"DAI1 RX Mux", "1:1|2:2", "AIF1RX"},
1375         {"DAI1 RX Mux", "1:1|2:1", "AIF1RX"},
1376         {"DAI1 RX Mux", "1:2|2:1", "AIF2RX"},
1377         {"DAI1 RX Mux", "1:2|2:2", "AIF2RX"},
1378 
1379         {"DAI2 RX Mux", "1:2|2:1", "AIF1RX"},
1380         {"DAI2 RX Mux", "1:1|2:1", "AIF1RX"},
1381         {"DAI2 RX Mux", "1:1|2:2", "AIF2RX"},
1382         {"DAI2 RX Mux", "1:2|2:2", "AIF2RX"},
1383 
1384         {"IF1 DAC", NULL, "I2S1"},
1385         {"IF1 DAC", NULL, "DAI1 RX Mux"},
1386         {"IF2 DAC", NULL, "I2S2"},
1387         {"IF2 DAC", NULL, "DAI2 RX Mux"},
1388 
1389         {"IF1 DAC L", NULL, "IF1 DAC"},
1390         {"IF1 DAC R", NULL, "IF1 DAC"},
1391         {"IF2 DAC L", NULL, "IF2 DAC"},
1392         {"IF2 DAC R", NULL, "IF2 DAC"},
1393 
1394         {"DAC MIXL", "Stereo ADC Switch", "Stereo ADC MIXL"},
1395         {"DAC MIXL", "INF1 Switch", "IF1 DAC L"},
1396         {"DAC MIXR", "Stereo ADC Switch", "Stereo ADC MIXR"},
1397         {"DAC MIXR", "INF1 Switch", "IF1 DAC R"},
1398 
1399         {"ANC", NULL, "Stereo ADC MIXL"},
1400         {"ANC", NULL, "Stereo ADC MIXR"},
1401 
1402         {"Audio DSP", NULL, "DAC MIXL"},
1403         {"Audio DSP", NULL, "DAC MIXR"},
1404 
1405         {"DAC L2 Mux", "IF2", "IF2 DAC L"},
1406         {"DAC L2 Mux", "Base L/R", "Audio DSP"},
1407 
1408         {"DAC R2 Mux", "IF2", "IF2 DAC R"},
1409 
1410         {"Stereo DAC MIXL", "DAC L1 Switch", "DAC MIXL"},
1411         {"Stereo DAC MIXL", "DAC L2 Switch", "DAC L2 Mux"},
1412         {"Stereo DAC MIXL", "ANC Switch", "ANC"},
1413         {"Stereo DAC MIXR", "DAC R1 Switch", "DAC MIXR"},
1414         {"Stereo DAC MIXR", "DAC R2 Switch", "DAC R2 Mux"},
1415         {"Stereo DAC MIXR", "ANC Switch", "ANC"},
1416 
1417         {"Mono DAC MIXL", "DAC L1 Switch", "DAC MIXL"},
1418         {"Mono DAC MIXL", "DAC L2 Switch", "DAC L2 Mux"},
1419         {"Mono DAC MIXL", "DAC R2 Switch", "DAC R2 Mux"},
1420         {"Mono DAC MIXR", "DAC R1 Switch", "DAC MIXR"},
1421         {"Mono DAC MIXR", "DAC R2 Switch", "DAC R2 Mux"},
1422         {"Mono DAC MIXR", "DAC L2 Switch", "DAC L2 Mux"},
1423 
1424         {"DIG MIXL", "DAC L1 Switch", "DAC MIXL"},
1425         {"DIG MIXL", "DAC L2 Switch", "DAC L2 Mux"},
1426         {"DIG MIXR", "DAC R1 Switch", "DAC MIXR"},
1427         {"DIG MIXR", "DAC R2 Switch", "DAC R2 Mux"},
1428 
1429         {"DAC L1", NULL, "Stereo DAC MIXL"},
1430         {"DAC L1", NULL, "PLL1", check_sysclk1_source},
1431         {"DAC R1", NULL, "Stereo DAC MIXR"},
1432         {"DAC R1", NULL, "PLL1", check_sysclk1_source},
1433         {"DAC L2", NULL, "Mono DAC MIXL"},
1434         {"DAC L2", NULL, "PLL1", check_sysclk1_source},
1435         {"DAC R2", NULL, "Mono DAC MIXR"},
1436         {"DAC R2", NULL, "PLL1", check_sysclk1_source},
1437 
1438         {"SPK MIXL", "REC MIXL Switch", "RECMIXL"},
1439         {"SPK MIXL", "INL Switch", "INL VOL"},
1440         {"SPK MIXL", "DAC L1 Switch", "DAC L1"},
1441         {"SPK MIXL", "DAC L2 Switch", "DAC L2"},
1442         {"SPK MIXL", "OUT MIXL Switch", "OUT MIXL"},
1443         {"SPK MIXR", "REC MIXR Switch", "RECMIXR"},
1444         {"SPK MIXR", "INR Switch", "INR VOL"},
1445         {"SPK MIXR", "DAC R1 Switch", "DAC R1"},
1446         {"SPK MIXR", "DAC R2 Switch", "DAC R2"},
1447         {"SPK MIXR", "OUT MIXR Switch", "OUT MIXR"},
1448 
1449         {"OUT MIXL", "SPK MIXL Switch", "SPK MIXL"},
1450         {"OUT MIXL", "BST1 Switch", "BST1"},
1451         {"OUT MIXL", "INL Switch", "INL VOL"},
1452         {"OUT MIXL", "REC MIXL Switch", "RECMIXL"},
1453         {"OUT MIXL", "DAC R2 Switch", "DAC R2"},
1454         {"OUT MIXL", "DAC L2 Switch", "DAC L2"},
1455         {"OUT MIXL", "DAC L1 Switch", "DAC L1"},
1456 
1457         {"OUT MIXR", "SPK MIXR Switch", "SPK MIXR"},
1458         {"OUT MIXR", "BST2 Switch", "BST2"},
1459         {"OUT MIXR", "BST1 Switch", "BST1"},
1460         {"OUT MIXR", "INR Switch", "INR VOL"},
1461         {"OUT MIXR", "REC MIXR Switch", "RECMIXR"},
1462         {"OUT MIXR", "DAC L2 Switch", "DAC L2"},
1463         {"OUT MIXR", "DAC R2 Switch", "DAC R2"},
1464         {"OUT MIXR", "DAC R1 Switch", "DAC R1"},
1465 
1466         {"SPKVOL L", NULL, "SPK MIXL"},
1467         {"SPKVOL R", NULL, "SPK MIXR"},
1468         {"HPOVOL L", NULL, "OUT MIXL"},
1469         {"HPOVOL R", NULL, "OUT MIXR"},
1470         {"OUTVOL L", NULL, "OUT MIXL"},
1471         {"OUTVOL R", NULL, "OUT MIXR"},
1472 
1473         {"SPOL MIX", "DAC R1 Switch", "DAC R1"},
1474         {"SPOL MIX", "DAC L1 Switch", "DAC L1"},
1475         {"SPOL MIX", "SPKVOL R Switch", "SPKVOL R"},
1476         {"SPOL MIX", "SPKVOL L Switch", "SPKVOL L"},
1477         {"SPOL MIX", "BST1 Switch", "BST1"},
1478         {"SPOR MIX", "DAC R1 Switch", "DAC R1"},
1479         {"SPOR MIX", "SPKVOL R Switch", "SPKVOL R"},
1480         {"SPOR MIX", "BST1 Switch", "BST1"},
1481 
1482         {"HPO MIX L", "HPO MIX DAC2 Switch", "DAC L2"},
1483         {"HPO MIX L", "HPO MIX DAC1 Switch", "DAC L1"},
1484         {"HPO MIX L", "HPO MIX HPVOL Switch", "HPOVOL L"},
1485         {"HPO MIX L", NULL, "HP L Amp"},
1486         {"HPO MIX R", "HPO MIX DAC2 Switch", "DAC R2"},
1487         {"HPO MIX R", "HPO MIX DAC1 Switch", "DAC R1"},
1488         {"HPO MIX R", "HPO MIX HPVOL Switch", "HPOVOL R"},
1489         {"HPO MIX R", NULL, "HP R Amp"},
1490 
1491         {"LOUT MIX", "DAC L1 Switch", "DAC L1"},
1492         {"LOUT MIX", "DAC R1 Switch", "DAC R1"},
1493         {"LOUT MIX", "OUTVOL L Switch", "OUTVOL L"},
1494         {"LOUT MIX", "OUTVOL R Switch", "OUTVOL R"},
1495 
1496         {"Mono MIX", "DAC R2 Switch", "DAC R2"},
1497         {"Mono MIX", "DAC L2 Switch", "DAC L2"},
1498         {"Mono MIX", "OUTVOL R Switch", "OUTVOL R"},
1499         {"Mono MIX", "OUTVOL L Switch", "OUTVOL L"},
1500         {"Mono MIX", "BST1 Switch", "BST1"},
1501 
1502         {"HP Amp", NULL, "HPO MIX L"},
1503         {"HP Amp", NULL, "HPO MIX R"},
1504 
1505         {"Speaker L Playback", "Switch", "SPOL MIX"},
1506         {"Speaker R Playback", "Switch", "SPOR MIX"},
1507         {"SPOLP", NULL, "Speaker L Playback"},
1508         {"SPOLN", NULL, "Speaker L Playback"},
1509         {"SPORP", NULL, "Speaker R Playback"},
1510         {"SPORN", NULL, "Speaker R Playback"},
1511 
1512         {"SPOLP", NULL, "Improve SPK Amp Drv"},
1513         {"SPOLN", NULL, "Improve SPK Amp Drv"},
1514         {"SPORP", NULL, "Improve SPK Amp Drv"},
1515         {"SPORN", NULL, "Improve SPK Amp Drv"},
1516 
1517         {"HPOL", NULL, "Improve HP Amp Drv"},
1518         {"HPOR", NULL, "Improve HP Amp Drv"},
1519 
1520         {"HP L Playback", "Switch", "HP Amp"},
1521         {"HP R Playback", "Switch", "HP Amp"},
1522         {"HPOL", NULL, "HP L Playback"},
1523         {"HPOR", NULL, "HP R Playback"},
1524         {"LOUTL", NULL, "LOUT MIX"},
1525         {"LOUTR", NULL, "LOUT MIX"},
1526         {"MONOP", NULL, "Mono MIX"},
1527         {"MONON", NULL, "Mono MIX"},
1528         {"MONOP", NULL, "Improve MONO Amp Drv"},
1529 };
1530 
1531 static int get_sdp_info(struct snd_soc_codec *codec, int dai_id)
1532 {
1533         int ret = 0, val;
1534 
1535         if (codec == NULL)
1536                 return -EINVAL;
1537 
1538         val = snd_soc_read(codec, RT5640_I2S1_SDP);
1539         val = (val & RT5640_I2S_IF_MASK) >> RT5640_I2S_IF_SFT;
1540         switch (dai_id) {
1541         case RT5640_AIF1:
1542                 switch (val) {
1543                 case RT5640_IF_123:
1544                 case RT5640_IF_132:
1545                         ret |= RT5640_U_IF1;
1546                         break;
1547                 case RT5640_IF_113:
1548                         ret |= RT5640_U_IF1;
1549                 case RT5640_IF_312:
1550                 case RT5640_IF_213:
1551                         ret |= RT5640_U_IF2;
1552                         break;
1553                 }
1554                 break;
1555 
1556         case RT5640_AIF2:
1557                 switch (val) {
1558                 case RT5640_IF_231:
1559                 case RT5640_IF_213:
1560                         ret |= RT5640_U_IF1;
1561                         break;
1562                 case RT5640_IF_223:
1563                         ret |= RT5640_U_IF1;
1564                 case RT5640_IF_123:
1565                 case RT5640_IF_321:
1566                         ret |= RT5640_U_IF2;
1567                         break;
1568                 }
1569                 break;
1570 
1571         default:
1572                 ret = -EINVAL;
1573                 break;
1574         }
1575 
1576         return ret;
1577 }
1578 
1579 static int get_clk_info(int sclk, int rate)
1580 {
1581         int i, pd[] = {1, 2, 3, 4, 6, 8, 12, 16};
1582 
1583         if (sclk <= 0 || rate <= 0)
1584                 return -EINVAL;
1585 
1586         rate = rate << 8;
1587         for (i = 0; i < ARRAY_SIZE(pd); i++)
1588                 if (sclk == rate * pd[i])
1589                         return i;
1590 
1591         return -EINVAL;
1592 }
1593 
1594 static int rt5640_hw_params(struct snd_pcm_substream *substream,
1595         struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
1596 {
1597         struct snd_soc_codec *codec = dai->codec;
1598         struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
1599         unsigned int val_len = 0, val_clk, mask_clk;
1600         int dai_sel, pre_div, bclk_ms, frame_size;
1601 
1602         rt5640->lrck[dai->id] = params_rate(params);
1603         pre_div = get_clk_info(rt5640->sysclk, rt5640->lrck[dai->id]);
1604         if (pre_div < 0) {
1605                 dev_err(codec->dev, "Unsupported clock setting %d for DAI %d\n",
1606                         rt5640->lrck[dai->id], dai->id);
1607                 return -EINVAL;
1608         }
1609         frame_size = snd_soc_params_to_frame_size(params);
1610         if (frame_size < 0) {
1611                 dev_err(codec->dev, "Unsupported frame size: %d\n", frame_size);
1612                 return frame_size;
1613         }
1614         if (frame_size > 32)
1615                 bclk_ms = 1;
1616         else
1617                 bclk_ms = 0;
1618         rt5640->bclk[dai->id] = rt5640->lrck[dai->id] * (32 << bclk_ms);
1619 
1620         dev_dbg(dai->dev, "bclk is %dHz and lrck is %dHz\n",
1621                 rt5640->bclk[dai->id], rt5640->lrck[dai->id]);
1622         dev_dbg(dai->dev, "bclk_ms is %d and pre_div is %d for iis %d\n",
1623                                 bclk_ms, pre_div, dai->id);
1624 
1625         switch (params_format(params)) {
1626         case SNDRV_PCM_FORMAT_S16_LE:
1627                 break;
1628         case SNDRV_PCM_FORMAT_S20_3LE:
1629                 val_len |= RT5640_I2S_DL_20;
1630                 break;
1631         case SNDRV_PCM_FORMAT_S24_LE:
1632                 val_len |= RT5640_I2S_DL_24;
1633                 break;
1634         case SNDRV_PCM_FORMAT_S8:
1635                 val_len |= RT5640_I2S_DL_8;
1636                 break;
1637         default:
1638                 return -EINVAL;
1639         }
1640 
1641         dai_sel = get_sdp_info(codec, dai->id);
1642         if (dai_sel < 0) {
1643                 dev_err(codec->dev, "Failed to get sdp info: %d\n", dai_sel);
1644                 return -EINVAL;
1645         }
1646         if (dai_sel & RT5640_U_IF1) {
1647                 mask_clk = RT5640_I2S_BCLK_MS1_MASK | RT5640_I2S_PD1_MASK;
1648                 val_clk = bclk_ms << RT5640_I2S_BCLK_MS1_SFT |
1649                         pre_div << RT5640_I2S_PD1_SFT;
1650                 snd_soc_update_bits(codec, RT5640_I2S1_SDP,
1651                         RT5640_I2S_DL_MASK, val_len);
1652                 snd_soc_update_bits(codec, RT5640_ADDA_CLK1, mask_clk, val_clk);
1653         }
1654         if (dai_sel & RT5640_U_IF2) {
1655                 mask_clk = RT5640_I2S_BCLK_MS2_MASK | RT5640_I2S_PD2_MASK;
1656                 val_clk = bclk_ms << RT5640_I2S_BCLK_MS2_SFT |
1657                         pre_div << RT5640_I2S_PD2_SFT;
1658                 snd_soc_update_bits(codec, RT5640_I2S2_SDP,
1659                         RT5640_I2S_DL_MASK, val_len);
1660                 snd_soc_update_bits(codec, RT5640_ADDA_CLK1, mask_clk, val_clk);
1661         }
1662 
1663         return 0;
1664 }
1665 
1666 static int rt5640_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
1667 {
1668         struct snd_soc_codec *codec = dai->codec;
1669         struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
1670         unsigned int reg_val = 0;
1671         int dai_sel;
1672 
1673         switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1674         case SND_SOC_DAIFMT_CBM_CFM:
1675                 rt5640->master[dai->id] = 1;
1676                 break;
1677         case SND_SOC_DAIFMT_CBS_CFS:
1678                 reg_val |= RT5640_I2S_MS_S;
1679                 rt5640->master[dai->id] = 0;
1680                 break;
1681         default:
1682                 return -EINVAL;
1683         }
1684 
1685         switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1686         case SND_SOC_DAIFMT_NB_NF:
1687                 break;
1688         case SND_SOC_DAIFMT_IB_NF:
1689                 reg_val |= RT5640_I2S_BP_INV;
1690                 break;
1691         default:
1692                 return -EINVAL;
1693         }
1694 
1695         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1696         case SND_SOC_DAIFMT_I2S:
1697                 break;
1698         case SND_SOC_DAIFMT_LEFT_J:
1699                 reg_val |= RT5640_I2S_DF_LEFT;
1700                 break;
1701         case SND_SOC_DAIFMT_DSP_A:
1702                 reg_val |= RT5640_I2S_DF_PCM_A;
1703                 break;
1704         case SND_SOC_DAIFMT_DSP_B:
1705                 reg_val  |= RT5640_I2S_DF_PCM_B;
1706                 break;
1707         default:
1708                 return -EINVAL;
1709         }
1710 
1711         dai_sel = get_sdp_info(codec, dai->id);
1712         if (dai_sel < 0) {
1713                 dev_err(codec->dev, "Failed to get sdp info: %d\n", dai_sel);
1714                 return -EINVAL;
1715         }
1716         if (dai_sel & RT5640_U_IF1) {
1717                 snd_soc_update_bits(codec, RT5640_I2S1_SDP,
1718                         RT5640_I2S_MS_MASK | RT5640_I2S_BP_MASK |
1719                         RT5640_I2S_DF_MASK, reg_val);
1720         }
1721         if (dai_sel & RT5640_U_IF2) {
1722                 snd_soc_update_bits(codec, RT5640_I2S2_SDP,
1723                         RT5640_I2S_MS_MASK | RT5640_I2S_BP_MASK |
1724                         RT5640_I2S_DF_MASK, reg_val);
1725         }
1726 
1727         return 0;
1728 }
1729 
1730 static int rt5640_set_dai_sysclk(struct snd_soc_dai *dai,
1731                 int clk_id, unsigned int freq, int dir)
1732 {
1733         struct snd_soc_codec *codec = dai->codec;
1734         struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
1735         unsigned int reg_val = 0;
1736 
1737         if (freq == rt5640->sysclk && clk_id == rt5640->sysclk_src)
1738                 return 0;
1739 
1740         switch (clk_id) {
1741         case RT5640_SCLK_S_MCLK:
1742                 reg_val |= RT5640_SCLK_SRC_MCLK;
1743                 break;
1744         case RT5640_SCLK_S_PLL1:
1745                 reg_val |= RT5640_SCLK_SRC_PLL1;
1746                 break;
1747         case RT5640_SCLK_S_PLL1_TK:
1748                 reg_val |= RT5640_SCLK_SRC_PLL1T;
1749                 break;
1750         case RT5640_SCLK_S_RCCLK:
1751                 reg_val |= RT5640_SCLK_SRC_RCCLK;
1752                 break;
1753         default:
1754                 dev_err(codec->dev, "Invalid clock id (%d)\n", clk_id);
1755                 return -EINVAL;
1756         }
1757         snd_soc_update_bits(codec, RT5640_GLB_CLK,
1758                 RT5640_SCLK_SRC_MASK, reg_val);
1759         rt5640->sysclk = freq;
1760         rt5640->sysclk_src = clk_id;
1761 
1762         dev_dbg(dai->dev, "Sysclk is %dHz and clock id is %d\n", freq, clk_id);
1763         return 0;
1764 }
1765 
1766 /**
1767  * rt5640_pll_calc - Calculate PLL M/N/K code.
1768  * @freq_in: external clock provided to codec.
1769  * @freq_out: target clock which codec works on.
1770  * @pll_code: Pointer to structure with M, N, K and bypass flag.
1771  *
1772  * Calculate M/N/K code to configure PLL for codec. And K is assigned to 2
1773  * which make calculation more efficiently.
1774  *
1775  * Returns 0 for success or negative error code.
1776  */
1777 static int rt5640_pll_calc(const unsigned int freq_in,
1778         const unsigned int freq_out, struct rt5640_pll_code *pll_code)
1779 {
1780         int max_n = RT5640_PLL_N_MAX, max_m = RT5640_PLL_M_MAX;
1781         int n = 0, m = 0, red, n_t, m_t, in_t, out_t;
1782         int red_t = abs(freq_out - freq_in);
1783         bool bypass = false;
1784 
1785         if (RT5640_PLL_INP_MAX < freq_in || RT5640_PLL_INP_MIN > freq_in)
1786                 return -EINVAL;
1787 
1788         for (n_t = 0; n_t <= max_n; n_t++) {
1789                 in_t = (freq_in >> 1) + (freq_in >> 2) * n_t;
1790                 if (in_t < 0)
1791                         continue;
1792                 if (in_t == freq_out) {
1793                         bypass = true;
1794                         n = n_t;
1795                         goto code_find;
1796                 }
1797                 for (m_t = 0; m_t <= max_m; m_t++) {
1798                         out_t = in_t / (m_t + 2);
1799                         red = abs(out_t - freq_out);
1800                         if (red < red_t) {
1801                                 n = n_t;
1802                                 m = m_t;
1803                                 if (red == 0)
1804                                         goto code_find;
1805                                 red_t = red;
1806                         }
1807                 }
1808         }
1809         pr_debug("Only get approximation about PLL\n");
1810 
1811 code_find:
1812         pll_code->m_bp = bypass;
1813         pll_code->m_code = m;
1814         pll_code->n_code = n;
1815         pll_code->k_code = 2;
1816         return 0;
1817 }
1818 
1819 static int rt5640_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source,
1820                         unsigned int freq_in, unsigned int freq_out)
1821 {
1822         struct snd_soc_codec *codec = dai->codec;
1823         struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
1824         struct rt5640_pll_code *pll_code = &rt5640->pll_code;
1825         int ret, dai_sel;
1826 
1827         if (source == rt5640->pll_src && freq_in == rt5640->pll_in &&
1828             freq_out == rt5640->pll_out)
1829                 return 0;
1830 
1831         if (!freq_in || !freq_out) {
1832                 dev_dbg(codec->dev, "PLL disabled\n");
1833 
1834                 rt5640->pll_in = 0;
1835                 rt5640->pll_out = 0;
1836                 snd_soc_update_bits(codec, RT5640_GLB_CLK,
1837                         RT5640_SCLK_SRC_MASK, RT5640_SCLK_SRC_MCLK);
1838                 return 0;
1839         }
1840 
1841         switch (source) {
1842         case RT5640_PLL1_S_MCLK:
1843                 snd_soc_update_bits(codec, RT5640_GLB_CLK,
1844                         RT5640_PLL1_SRC_MASK, RT5640_PLL1_SRC_MCLK);
1845                 break;
1846         case RT5640_PLL1_S_BCLK1:
1847         case RT5640_PLL1_S_BCLK2:
1848                 dai_sel = get_sdp_info(codec, dai->id);
1849                 if (dai_sel < 0) {
1850                         dev_err(codec->dev,
1851                                 "Failed to get sdp info: %d\n", dai_sel);
1852                         return -EINVAL;
1853                 }
1854                 if (dai_sel & RT5640_U_IF1) {
1855                         snd_soc_update_bits(codec, RT5640_GLB_CLK,
1856                                 RT5640_PLL1_SRC_MASK, RT5640_PLL1_SRC_BCLK1);
1857                 }
1858                 if (dai_sel & RT5640_U_IF2) {
1859                         snd_soc_update_bits(codec, RT5640_GLB_CLK,
1860                                 RT5640_PLL1_SRC_MASK, RT5640_PLL1_SRC_BCLK2);
1861                 }
1862                 break;
1863         default:
1864                 dev_err(codec->dev, "Unknown PLL source %d\n", source);
1865                 return -EINVAL;
1866         }
1867 
1868         ret = rt5640_pll_calc(freq_in, freq_out, pll_code);
1869         if (ret < 0) {
1870                 dev_err(codec->dev, "Unsupport input clock %d\n", freq_in);
1871                 return ret;
1872         }
1873 
1874         dev_dbg(codec->dev, "bypass=%d m=%d n=%d k=2\n", pll_code->m_bp,
1875                 (pll_code->m_bp ? 0 : pll_code->m_code), pll_code->n_code);
1876 
1877         snd_soc_write(codec, RT5640_PLL_CTRL1,
1878                 pll_code->n_code << RT5640_PLL_N_SFT | pll_code->k_code);
1879         snd_soc_write(codec, RT5640_PLL_CTRL2,
1880                 (pll_code->m_bp ? 0 : pll_code->m_code) << RT5640_PLL_M_SFT |
1881                 pll_code->m_bp << RT5640_PLL_M_BP_SFT);
1882 
1883         rt5640->pll_in = freq_in;
1884         rt5640->pll_out = freq_out;
1885         rt5640->pll_src = source;
1886 
1887         return 0;
1888 }
1889 
1890 static int rt5640_set_bias_level(struct snd_soc_codec *codec,
1891                         enum snd_soc_bias_level level)
1892 {
1893         struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
1894         switch (level) {
1895         case SND_SOC_BIAS_STANDBY:
1896                 if (SND_SOC_BIAS_OFF == codec->dapm.bias_level) {
1897                         regcache_cache_only(rt5640->regmap, false);
1898                         snd_soc_update_bits(codec, RT5640_PWR_ANLG1,
1899                                 RT5640_PWR_VREF1 | RT5640_PWR_MB |
1900                                 RT5640_PWR_BG | RT5640_PWR_VREF2,
1901                                 RT5640_PWR_VREF1 | RT5640_PWR_MB |
1902                                 RT5640_PWR_BG | RT5640_PWR_VREF2);
1903                         usleep_range(10000, 15000);
1904                         snd_soc_update_bits(codec, RT5640_PWR_ANLG1,
1905                                 RT5640_PWR_FV1 | RT5640_PWR_FV2,
1906                                 RT5640_PWR_FV1 | RT5640_PWR_FV2);
1907                         regcache_sync(rt5640->regmap);
1908                         snd_soc_update_bits(codec, RT5640_DUMMY1,
1909                                                 0x0301, 0x0301);
1910                         snd_soc_update_bits(codec, RT5640_MICBIAS,
1911                                                 0x0030, 0x0030);
1912                 }
1913                 break;
1914 
1915         case SND_SOC_BIAS_OFF:
1916                 snd_soc_write(codec, RT5640_DEPOP_M1, 0x0004);
1917                 snd_soc_write(codec, RT5640_DEPOP_M2, 0x1100);
1918                 snd_soc_update_bits(codec, RT5640_DUMMY1, 0x1, 0);
1919                 snd_soc_write(codec, RT5640_PWR_DIG1, 0x0000);
1920                 snd_soc_write(codec, RT5640_PWR_DIG2, 0x0000);
1921                 snd_soc_write(codec, RT5640_PWR_VOL, 0x0000);
1922                 snd_soc_write(codec, RT5640_PWR_MIXER, 0x0000);
1923                 snd_soc_write(codec, RT5640_PWR_ANLG1, 0x0000);
1924                 snd_soc_write(codec, RT5640_PWR_ANLG2, 0x0000);
1925                 break;
1926 
1927         default:
1928                 break;
1929         }
1930         codec->dapm.bias_level = level;
1931 
1932         return 0;
1933 }
1934 
1935 static int rt5640_probe(struct snd_soc_codec *codec)
1936 {
1937         struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
1938 
1939         rt5640->codec = codec;
1940 
1941         codec->dapm.idle_bias_off = 1;
1942         rt5640_set_bias_level(codec, SND_SOC_BIAS_OFF);
1943 
1944         snd_soc_update_bits(codec, RT5640_DUMMY1, 0x0301, 0x0301);
1945         snd_soc_update_bits(codec, RT5640_MICBIAS, 0x0030, 0x0030);
1946         snd_soc_update_bits(codec, RT5640_DSP_PATH2, 0xfc00, 0x0c00);
1947 
1948         return 0;
1949 }
1950 
1951 static int rt5640_remove(struct snd_soc_codec *codec)
1952 {
1953         rt5640_reset(codec);
1954 
1955         return 0;
1956 }
1957 
1958 #ifdef CONFIG_PM
1959 static int rt5640_suspend(struct snd_soc_codec *codec)
1960 {
1961         struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
1962 
1963         rt5640_set_bias_level(codec, SND_SOC_BIAS_OFF);
1964         rt5640_reset(codec);
1965         regcache_cache_only(rt5640->regmap, true);
1966         regcache_mark_dirty(rt5640->regmap);
1967         if (gpio_is_valid(rt5640->pdata.ldo1_en))
1968                 gpio_set_value_cansleep(rt5640->pdata.ldo1_en, 0);
1969 
1970         return 0;
1971 }
1972 
1973 static int rt5640_resume(struct snd_soc_codec *codec)
1974 {
1975         struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
1976 
1977         if (gpio_is_valid(rt5640->pdata.ldo1_en)) {
1978                 gpio_set_value_cansleep(rt5640->pdata.ldo1_en, 1);
1979                 msleep(400);
1980         }
1981 
1982         return 0;
1983 }
1984 #else
1985 #define rt5640_suspend NULL
1986 #define rt5640_resume NULL
1987 #endif
1988 
1989 #define RT5640_STEREO_RATES SNDRV_PCM_RATE_8000_96000
1990 #define RT5640_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1991                         SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
1992 
1993 static const struct snd_soc_dai_ops rt5640_aif_dai_ops = {
1994         .hw_params = rt5640_hw_params,
1995         .set_fmt = rt5640_set_dai_fmt,
1996         .set_sysclk = rt5640_set_dai_sysclk,
1997         .set_pll = rt5640_set_dai_pll,
1998 };
1999 
2000 static struct snd_soc_dai_driver rt5640_dai[] = {
2001         {
2002                 .name = "rt5640-aif1",
2003                 .id = RT5640_AIF1,
2004                 .playback = {
2005                         .stream_name = "AIF1 Playback",
2006                         .channels_min = 1,
2007                         .channels_max = 2,
2008                         .rates = RT5640_STEREO_RATES,
2009                         .formats = RT5640_FORMATS,
2010                 },
2011                 .capture = {
2012                         .stream_name = "AIF1 Capture",
2013                         .channels_min = 1,
2014                         .channels_max = 2,
2015                         .rates = RT5640_STEREO_RATES,
2016                         .formats = RT5640_FORMATS,
2017                 },
2018                 .ops = &rt5640_aif_dai_ops,
2019         },
2020         {
2021                 .name = "rt5640-aif2",
2022                 .id = RT5640_AIF2,
2023                 .playback = {
2024                         .stream_name = "AIF2 Playback",
2025                         .channels_min = 1,
2026                         .channels_max = 2,
2027                         .rates = RT5640_STEREO_RATES,
2028                         .formats = RT5640_FORMATS,
2029                 },
2030                 .capture = {
2031                         .stream_name = "AIF2 Capture",
2032                         .channels_min = 1,
2033                         .channels_max = 2,
2034                         .rates = RT5640_STEREO_RATES,
2035                         .formats = RT5640_FORMATS,
2036                 },
2037                 .ops = &rt5640_aif_dai_ops,
2038         },
2039 };
2040 
2041 static struct snd_soc_codec_driver soc_codec_dev_rt5640 = {
2042         .probe = rt5640_probe,
2043         .remove = rt5640_remove,
2044         .suspend = rt5640_suspend,
2045         .resume = rt5640_resume,
2046         .set_bias_level = rt5640_set_bias_level,
2047         .controls = rt5640_snd_controls,
2048         .num_controls = ARRAY_SIZE(rt5640_snd_controls),
2049         .dapm_widgets = rt5640_dapm_widgets,
2050         .num_dapm_widgets = ARRAY_SIZE(rt5640_dapm_widgets),
2051         .dapm_routes = rt5640_dapm_routes,
2052         .num_dapm_routes = ARRAY_SIZE(rt5640_dapm_routes),
2053 };
2054 
2055 static const struct regmap_config rt5640_regmap = {
2056         .reg_bits = 8,
2057         .val_bits = 16,
2058 
2059         .max_register = RT5640_VENDOR_ID2 + 1 + (ARRAY_SIZE(rt5640_ranges) *
2060                                                RT5640_PR_SPACING),
2061         .volatile_reg = rt5640_volatile_register,
2062         .readable_reg = rt5640_readable_register,
2063 
2064         .cache_type = REGCACHE_RBTREE,
2065         .reg_defaults = rt5640_reg,
2066         .num_reg_defaults = ARRAY_SIZE(rt5640_reg),
2067         .ranges = rt5640_ranges,
2068         .num_ranges = ARRAY_SIZE(rt5640_ranges),
2069 };
2070 
2071 static const struct i2c_device_id rt5640_i2c_id[] = {
2072         { "rt5640", 0 },
2073         { }
2074 };
2075 MODULE_DEVICE_TABLE(i2c, rt5640_i2c_id);
2076 
2077 #if defined(CONFIG_OF)
2078 static const struct of_device_id rt5640_of_match[] = {
2079         { .compatible = "realtek,rt5640", },
2080         {},
2081 };
2082 MODULE_DEVICE_TABLE(of, rt5640_of_match);
2083 #endif
2084 
2085 #ifdef CONFIG_ACPI
2086 static struct acpi_device_id rt5640_acpi_match[] = {
2087         { "INT33CA", 0 },
2088         { "10EC5640", 0 },
2089         { },
2090 };
2091 MODULE_DEVICE_TABLE(acpi, rt5640_acpi_match);
2092 #endif
2093 
2094 static int rt5640_parse_dt(struct rt5640_priv *rt5640, struct device_node *np)
2095 {
2096         rt5640->pdata.in1_diff = of_property_read_bool(np,
2097                                         "realtek,in1-differential");
2098         rt5640->pdata.in2_diff = of_property_read_bool(np,
2099                                         "realtek,in2-differential");
2100 
2101         rt5640->pdata.ldo1_en = of_get_named_gpio(np,
2102                                         "realtek,ldo1-en-gpios", 0);
2103         /*
2104          * LDO1_EN is optional (it may be statically tied on the board).
2105          * -ENOENT means that the property doesn't exist, i.e. there is no
2106          * GPIO, so is not an error. Any other error code means the property
2107          * exists, but could not be parsed.
2108          */
2109         if (!gpio_is_valid(rt5640->pdata.ldo1_en) &&
2110                         (rt5640->pdata.ldo1_en != -ENOENT))
2111                 return rt5640->pdata.ldo1_en;
2112 
2113         return 0;
2114 }
2115 
2116 static int rt5640_i2c_probe(struct i2c_client *i2c,
2117                     const struct i2c_device_id *id)
2118 {
2119         struct rt5640_platform_data *pdata = dev_get_platdata(&i2c->dev);
2120         struct rt5640_priv *rt5640;
2121         int ret;
2122         unsigned int val;
2123 
2124         rt5640 = devm_kzalloc(&i2c->dev,
2125                                 sizeof(struct rt5640_priv),
2126                                 GFP_KERNEL);
2127         if (NULL == rt5640)
2128                 return -ENOMEM;
2129         i2c_set_clientdata(i2c, rt5640);
2130 
2131         if (pdata) {
2132                 rt5640->pdata = *pdata;
2133                 /*
2134                  * Translate zero'd out (default) pdata value to an invalid
2135                  * GPIO ID. This makes the pdata and DT paths consistent in
2136                  * terms of the value left in this field when no GPIO is
2137                  * specified, but means we can't actually use GPIO 0.
2138                  */
2139                 if (!rt5640->pdata.ldo1_en)
2140                         rt5640->pdata.ldo1_en = -EINVAL;
2141         } else if (i2c->dev.of_node) {
2142                 ret = rt5640_parse_dt(rt5640, i2c->dev.of_node);
2143                 if (ret)
2144                         return ret;
2145         } else
2146                 rt5640->pdata.ldo1_en = -EINVAL;
2147 
2148         rt5640->regmap = devm_regmap_init_i2c(i2c, &rt5640_regmap);
2149         if (IS_ERR(rt5640->regmap)) {
2150                 ret = PTR_ERR(rt5640->regmap);
2151                 dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
2152                         ret);
2153                 return ret;
2154         }
2155 
2156         if (gpio_is_valid(rt5640->pdata.ldo1_en)) {
2157                 ret = devm_gpio_request_one(&i2c->dev, rt5640->pdata.ldo1_en,
2158                                             GPIOF_OUT_INIT_HIGH,
2159                                             "RT5640 LDO1_EN");
2160                 if (ret < 0) {
2161                         dev_err(&i2c->dev, "Failed to request LDO1_EN %d: %d\n",
2162                                 rt5640->pdata.ldo1_en, ret);
2163                         return ret;
2164                 }
2165                 msleep(400);
2166         }
2167 
2168         regmap_read(rt5640->regmap, RT5640_VENDOR_ID2, &val);
2169         if ((val != RT5640_DEVICE_ID)) {
2170                 dev_err(&i2c->dev,
2171                         "Device with ID register %x is not rt5640/39\n", val);
2172                 return -ENODEV;
2173         }
2174 
2175         regmap_write(rt5640->regmap, RT5640_RESET, 0);
2176 
2177         ret = regmap_register_patch(rt5640->regmap, init_list,
2178                                     ARRAY_SIZE(init_list));
2179         if (ret != 0)
2180                 dev_warn(&i2c->dev, "Failed to apply regmap patch: %d\n", ret);
2181 
2182         if (rt5640->pdata.in1_diff)
2183                 regmap_update_bits(rt5640->regmap, RT5640_IN1_IN2,
2184                                         RT5640_IN_DF1, RT5640_IN_DF1);
2185 
2186         if (rt5640->pdata.in2_diff)
2187                 regmap_update_bits(rt5640->regmap, RT5640_IN3_IN4,
2188                                         RT5640_IN_DF2, RT5640_IN_DF2);
2189 
2190         rt5640->hp_mute = 1;
2191 
2192         ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_rt5640,
2193                         rt5640_dai, ARRAY_SIZE(rt5640_dai));
2194         if (ret < 0)
2195                 goto err;
2196 
2197         return 0;
2198 err:
2199         return ret;
2200 }
2201 
2202 static int rt5640_i2c_remove(struct i2c_client *i2c)
2203 {
2204         snd_soc_unregister_codec(&i2c->dev);
2205 
2206         return 0;
2207 }
2208 
2209 static struct i2c_driver rt5640_i2c_driver = {
2210         .driver = {
2211                 .name = "rt5640",
2212                 .owner = THIS_MODULE,
2213                 .acpi_match_table = ACPI_PTR(rt5640_acpi_match),
2214                 .of_match_table = of_match_ptr(rt5640_of_match),
2215         },
2216         .probe = rt5640_i2c_probe,
2217         .remove   = rt5640_i2c_remove,
2218         .id_table = rt5640_i2c_id,
2219 };
2220 module_i2c_driver(rt5640_i2c_driver);
2221 
2222 MODULE_DESCRIPTION("ASoC RT5640 driver");
2223 MODULE_AUTHOR("Johnny Hsu <johnnyhsu@realtek.com>");
2224 MODULE_LICENSE("GPL v2");
2225 

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