xref: /linux/sound/soc/codecs/rt5616.c (revision 0da908c291070d89482f6211dbe81d4d43c3f7cb)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * rt5616.c  --  RT5616 ALSA SoC audio codec driver
4  *
5  * Copyright 2015 Realtek Semiconductor Corp.
6  * Author: Bard Liao <bardliao@realtek.com>
7  */
8 
9 #include <linux/module.h>
10 #include <linux/moduleparam.h>
11 #include <linux/init.h>
12 #include <linux/clk.h>
13 #include <linux/delay.h>
14 #include <linux/pm.h>
15 #include <linux/i2c.h>
16 #include <linux/platform_device.h>
17 #include <linux/spi/spi.h>
18 #include <sound/core.h>
19 #include <sound/pcm.h>
20 #include <sound/pcm_params.h>
21 #include <sound/soc.h>
22 #include <sound/soc-dapm.h>
23 #include <sound/initval.h>
24 #include <sound/tlv.h>
25 
26 #include "rl6231.h"
27 #include "rt5616.h"
28 
29 #define RT5616_PR_RANGE_BASE (0xff + 1)
30 #define RT5616_PR_SPACING 0x100
31 
32 #define RT5616_PR_BASE (RT5616_PR_RANGE_BASE + (0 * RT5616_PR_SPACING))
33 
34 static const struct regmap_range_cfg rt5616_ranges[] = {
35 	{
36 		.name = "PR",
37 		.range_min = RT5616_PR_BASE,
38 		.range_max = RT5616_PR_BASE + 0xf8,
39 		.selector_reg = RT5616_PRIV_INDEX,
40 		.selector_mask = 0xff,
41 		.selector_shift = 0x0,
42 		.window_start = RT5616_PRIV_DATA,
43 		.window_len = 0x1,
44 	},
45 };
46 
47 static const struct reg_sequence init_list[] = {
48 	{RT5616_PR_BASE + 0x3d,	0x3e00},
49 	{RT5616_PR_BASE + 0x25,	0x6110},
50 	{RT5616_PR_BASE + 0x20,	0x611f},
51 	{RT5616_PR_BASE + 0x21,	0x4040},
52 	{RT5616_PR_BASE + 0x23,	0x0004},
53 };
54 
55 #define RT5616_INIT_REG_LEN ARRAY_SIZE(init_list)
56 
57 static const struct reg_default rt5616_reg[] = {
58 	{ 0x00, 0x0021 },
59 	{ 0x02, 0xc8c8 },
60 	{ 0x03, 0xc8c8 },
61 	{ 0x05, 0x0000 },
62 	{ 0x0d, 0x0000 },
63 	{ 0x0f, 0x0808 },
64 	{ 0x19, 0xafaf },
65 	{ 0x1c, 0x2f2f },
66 	{ 0x1e, 0x0000 },
67 	{ 0x27, 0x7860 },
68 	{ 0x29, 0x8080 },
69 	{ 0x2a, 0x5252 },
70 	{ 0x3b, 0x0000 },
71 	{ 0x3c, 0x006f },
72 	{ 0x3d, 0x0000 },
73 	{ 0x3e, 0x006f },
74 	{ 0x45, 0x6000 },
75 	{ 0x4d, 0x0000 },
76 	{ 0x4e, 0x0000 },
77 	{ 0x4f, 0x0279 },
78 	{ 0x50, 0x0000 },
79 	{ 0x51, 0x0000 },
80 	{ 0x52, 0x0279 },
81 	{ 0x53, 0xf000 },
82 	{ 0x61, 0x0000 },
83 	{ 0x62, 0x0000 },
84 	{ 0x63, 0x00c0 },
85 	{ 0x64, 0x0000 },
86 	{ 0x65, 0x0000 },
87 	{ 0x66, 0x0000 },
88 	{ 0x70, 0x8000 },
89 	{ 0x73, 0x1104 },
90 	{ 0x74, 0x0c00 },
91 	{ 0x80, 0x0000 },
92 	{ 0x81, 0x0000 },
93 	{ 0x82, 0x0000 },
94 	{ 0x8b, 0x0600 },
95 	{ 0x8e, 0x0004 },
96 	{ 0x8f, 0x1100 },
97 	{ 0x90, 0x0000 },
98 	{ 0x91, 0x0c00 },
99 	{ 0x92, 0x0000 },
100 	{ 0x93, 0x2000 },
101 	{ 0x94, 0x0200 },
102 	{ 0x95, 0x0000 },
103 	{ 0xb0, 0x2080 },
104 	{ 0xb1, 0x0000 },
105 	{ 0xb2, 0x0000 },
106 	{ 0xb4, 0x2206 },
107 	{ 0xb5, 0x1f00 },
108 	{ 0xb6, 0x0000 },
109 	{ 0xb7, 0x0000 },
110 	{ 0xbb, 0x0000 },
111 	{ 0xbc, 0x0000 },
112 	{ 0xbd, 0x0000 },
113 	{ 0xbe, 0x0000 },
114 	{ 0xbf, 0x0000 },
115 	{ 0xc0, 0x0100 },
116 	{ 0xc1, 0x0000 },
117 	{ 0xc2, 0x0000 },
118 	{ 0xc8, 0x0000 },
119 	{ 0xc9, 0x0000 },
120 	{ 0xca, 0x0000 },
121 	{ 0xcb, 0x0000 },
122 	{ 0xcc, 0x0000 },
123 	{ 0xcd, 0x0000 },
124 	{ 0xce, 0x0000 },
125 	{ 0xcf, 0x0013 },
126 	{ 0xd0, 0x0680 },
127 	{ 0xd1, 0x1c17 },
128 	{ 0xd3, 0xb320 },
129 	{ 0xd4, 0x0000 },
130 	{ 0xd6, 0x0000 },
131 	{ 0xd7, 0x0000 },
132 	{ 0xd9, 0x0809 },
133 	{ 0xda, 0x0000 },
134 	{ 0xfa, 0x0010 },
135 	{ 0xfb, 0x0000 },
136 	{ 0xfc, 0x0000 },
137 	{ 0xfe, 0x10ec },
138 	{ 0xff, 0x6281 },
139 };
140 
141 struct rt5616_priv {
142 	struct snd_soc_component *component;
143 	struct delayed_work patch_work;
144 	struct regmap *regmap;
145 	struct clk *mclk;
146 
147 	int sysclk;
148 	int sysclk_src;
149 	int lrck[RT5616_AIFS];
150 	int bclk[RT5616_AIFS];
151 	int master[RT5616_AIFS];
152 
153 	int pll_src;
154 	int pll_in;
155 	int pll_out;
156 
157 };
158 
159 static bool rt5616_volatile_register(struct device *dev, unsigned int reg)
160 {
161 	int i;
162 
163 	for (i = 0; i < ARRAY_SIZE(rt5616_ranges); i++) {
164 		if (reg >= rt5616_ranges[i].range_min &&
165 		    reg <= rt5616_ranges[i].range_max)
166 			return true;
167 	}
168 
169 	switch (reg) {
170 	case RT5616_RESET:
171 	case RT5616_PRIV_DATA:
172 	case RT5616_EQ_CTRL1:
173 	case RT5616_DRC_AGC_1:
174 	case RT5616_IRQ_CTRL2:
175 	case RT5616_INT_IRQ_ST:
176 	case RT5616_PGM_REG_ARR1:
177 	case RT5616_PGM_REG_ARR3:
178 	case RT5616_VENDOR_ID:
179 	case RT5616_DEVICE_ID:
180 		return true;
181 	default:
182 		return false;
183 	}
184 }
185 
186 static bool rt5616_readable_register(struct device *dev, unsigned int reg)
187 {
188 	int i;
189 
190 	for (i = 0; i < ARRAY_SIZE(rt5616_ranges); i++) {
191 		if (reg >= rt5616_ranges[i].range_min &&
192 		    reg <= rt5616_ranges[i].range_max)
193 			return true;
194 	}
195 
196 	switch (reg) {
197 	case RT5616_RESET:
198 	case RT5616_VERSION_ID:
199 	case RT5616_VENDOR_ID:
200 	case RT5616_DEVICE_ID:
201 	case RT5616_HP_VOL:
202 	case RT5616_LOUT_CTRL1:
203 	case RT5616_LOUT_CTRL2:
204 	case RT5616_IN1_IN2:
205 	case RT5616_INL1_INR1_VOL:
206 	case RT5616_DAC1_DIG_VOL:
207 	case RT5616_ADC_DIG_VOL:
208 	case RT5616_ADC_BST_VOL:
209 	case RT5616_STO1_ADC_MIXER:
210 	case RT5616_AD_DA_MIXER:
211 	case RT5616_STO_DAC_MIXER:
212 	case RT5616_REC_L1_MIXER:
213 	case RT5616_REC_L2_MIXER:
214 	case RT5616_REC_R1_MIXER:
215 	case RT5616_REC_R2_MIXER:
216 	case RT5616_HPO_MIXER:
217 	case RT5616_OUT_L1_MIXER:
218 	case RT5616_OUT_L2_MIXER:
219 	case RT5616_OUT_L3_MIXER:
220 	case RT5616_OUT_R1_MIXER:
221 	case RT5616_OUT_R2_MIXER:
222 	case RT5616_OUT_R3_MIXER:
223 	case RT5616_LOUT_MIXER:
224 	case RT5616_PWR_DIG1:
225 	case RT5616_PWR_DIG2:
226 	case RT5616_PWR_ANLG1:
227 	case RT5616_PWR_ANLG2:
228 	case RT5616_PWR_MIXER:
229 	case RT5616_PWR_VOL:
230 	case RT5616_PRIV_INDEX:
231 	case RT5616_PRIV_DATA:
232 	case RT5616_I2S1_SDP:
233 	case RT5616_ADDA_CLK1:
234 	case RT5616_ADDA_CLK2:
235 	case RT5616_GLB_CLK:
236 	case RT5616_PLL_CTRL1:
237 	case RT5616_PLL_CTRL2:
238 	case RT5616_HP_OVCD:
239 	case RT5616_DEPOP_M1:
240 	case RT5616_DEPOP_M2:
241 	case RT5616_DEPOP_M3:
242 	case RT5616_CHARGE_PUMP:
243 	case RT5616_PV_DET_SPK_G:
244 	case RT5616_MICBIAS:
245 	case RT5616_A_JD_CTL1:
246 	case RT5616_A_JD_CTL2:
247 	case RT5616_EQ_CTRL1:
248 	case RT5616_EQ_CTRL2:
249 	case RT5616_WIND_FILTER:
250 	case RT5616_DRC_AGC_1:
251 	case RT5616_DRC_AGC_2:
252 	case RT5616_DRC_AGC_3:
253 	case RT5616_SVOL_ZC:
254 	case RT5616_JD_CTRL1:
255 	case RT5616_JD_CTRL2:
256 	case RT5616_IRQ_CTRL1:
257 	case RT5616_IRQ_CTRL2:
258 	case RT5616_INT_IRQ_ST:
259 	case RT5616_GPIO_CTRL1:
260 	case RT5616_GPIO_CTRL2:
261 	case RT5616_GPIO_CTRL3:
262 	case RT5616_PGM_REG_ARR1:
263 	case RT5616_PGM_REG_ARR2:
264 	case RT5616_PGM_REG_ARR3:
265 	case RT5616_PGM_REG_ARR4:
266 	case RT5616_PGM_REG_ARR5:
267 	case RT5616_SCB_FUNC:
268 	case RT5616_SCB_CTRL:
269 	case RT5616_BASE_BACK:
270 	case RT5616_MP3_PLUS1:
271 	case RT5616_MP3_PLUS2:
272 	case RT5616_ADJ_HPF_CTRL1:
273 	case RT5616_ADJ_HPF_CTRL2:
274 	case RT5616_HP_CALIB_AMP_DET:
275 	case RT5616_HP_CALIB2:
276 	case RT5616_SV_ZCD1:
277 	case RT5616_SV_ZCD2:
278 	case RT5616_D_MISC:
279 	case RT5616_DUMMY2:
280 	case RT5616_DUMMY3:
281 		return true;
282 	default:
283 		return false;
284 	}
285 }
286 
287 static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -4650, 150, 0);
288 static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -65625, 375, 0);
289 static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -3450, 150, 0);
290 static const DECLARE_TLV_DB_SCALE(adc_vol_tlv, -17625, 375, 0);
291 static const DECLARE_TLV_DB_SCALE(adc_bst_tlv, 0, 1200, 0);
292 
293 /* {0, +20, +24, +30, +35, +40, +44, +50, +52} dB */
294 static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(bst_tlv,
295 	0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
296 	1, 1, TLV_DB_SCALE_ITEM(2000, 0, 0),
297 	2, 2, TLV_DB_SCALE_ITEM(2400, 0, 0),
298 	3, 5, TLV_DB_SCALE_ITEM(3000, 500, 0),
299 	6, 6, TLV_DB_SCALE_ITEM(4400, 0, 0),
300 	7, 7, TLV_DB_SCALE_ITEM(5000, 0, 0),
301 	8, 8, TLV_DB_SCALE_ITEM(5200, 0, 0),
302 );
303 
304 static const struct snd_kcontrol_new rt5616_snd_controls[] = {
305 	/* Headphone Output Volume */
306 	SOC_DOUBLE("HP Playback Switch", RT5616_HP_VOL,
307 		   RT5616_L_MUTE_SFT, RT5616_R_MUTE_SFT, 1, 1),
308 	SOC_DOUBLE("HPVOL Playback Switch", RT5616_HP_VOL,
309 		   RT5616_VOL_L_SFT, RT5616_VOL_R_SFT, 1, 1),
310 	SOC_DOUBLE_TLV("HP Playback Volume", RT5616_HP_VOL,
311 		       RT5616_L_VOL_SFT, RT5616_R_VOL_SFT, 39, 1, out_vol_tlv),
312 	/* OUTPUT Control */
313 	SOC_DOUBLE("OUT Playback Switch", RT5616_LOUT_CTRL1,
314 		   RT5616_L_MUTE_SFT, RT5616_R_MUTE_SFT, 1, 1),
315 	SOC_DOUBLE("OUT Channel Switch", RT5616_LOUT_CTRL1,
316 		   RT5616_VOL_L_SFT, RT5616_VOL_R_SFT, 1, 1),
317 	SOC_DOUBLE_TLV("OUT Playback Volume", RT5616_LOUT_CTRL1,
318 		       RT5616_L_VOL_SFT, RT5616_R_VOL_SFT, 39, 1, out_vol_tlv),
319 
320 	/* DAC Digital Volume */
321 	SOC_DOUBLE_TLV("DAC1 Playback Volume", RT5616_DAC1_DIG_VOL,
322 		       RT5616_L_VOL_SFT, RT5616_R_VOL_SFT,
323 		       175, 0, dac_vol_tlv),
324 	/* IN1/IN2 Control */
325 	SOC_SINGLE_TLV("IN1 Boost Volume", RT5616_IN1_IN2,
326 		       RT5616_BST_SFT1, 8, 0, bst_tlv),
327 	SOC_SINGLE_TLV("IN2 Boost Volume", RT5616_IN1_IN2,
328 		       RT5616_BST_SFT2, 8, 0, bst_tlv),
329 	/* INL/INR Volume Control */
330 	SOC_DOUBLE_TLV("IN Capture Volume", RT5616_INL1_INR1_VOL,
331 		       RT5616_INL_VOL_SFT, RT5616_INR_VOL_SFT,
332 		       31, 1, in_vol_tlv),
333 	/* ADC Digital Volume Control */
334 	SOC_DOUBLE("ADC Capture Switch", RT5616_ADC_DIG_VOL,
335 		   RT5616_L_MUTE_SFT, RT5616_R_MUTE_SFT, 1, 1),
336 	SOC_DOUBLE_TLV("ADC Capture Volume", RT5616_ADC_DIG_VOL,
337 		       RT5616_L_VOL_SFT, RT5616_R_VOL_SFT,
338 		       127, 0, adc_vol_tlv),
339 
340 	/* ADC Boost Volume Control */
341 	SOC_DOUBLE_TLV("ADC Boost Volume", RT5616_ADC_BST_VOL,
342 		       RT5616_ADC_L_BST_SFT, RT5616_ADC_R_BST_SFT,
343 		       3, 0, adc_bst_tlv),
344 };
345 
346 static int is_sys_clk_from_pll(struct snd_soc_dapm_widget *source,
347 			       struct snd_soc_dapm_widget *sink)
348 {
349 	unsigned int val;
350 
351 	val = snd_soc_component_read(snd_soc_dapm_to_component(source->dapm), RT5616_GLB_CLK);
352 	val &= RT5616_SCLK_SRC_MASK;
353 	if (val == RT5616_SCLK_SRC_PLL1)
354 		return 1;
355 	else
356 		return 0;
357 }
358 
359 /* Digital Mixer */
360 static const struct snd_kcontrol_new rt5616_sto1_adc_l_mix[] = {
361 	SOC_DAPM_SINGLE("ADC1 Switch", RT5616_STO1_ADC_MIXER,
362 			RT5616_M_STO1_ADC_L1_SFT, 1, 1),
363 };
364 
365 static const struct snd_kcontrol_new rt5616_sto1_adc_r_mix[] = {
366 	SOC_DAPM_SINGLE("ADC1 Switch", RT5616_STO1_ADC_MIXER,
367 			RT5616_M_STO1_ADC_R1_SFT, 1, 1),
368 };
369 
370 static const struct snd_kcontrol_new rt5616_dac_l_mix[] = {
371 	SOC_DAPM_SINGLE("Stereo ADC Switch", RT5616_AD_DA_MIXER,
372 			RT5616_M_ADCMIX_L_SFT, 1, 1),
373 	SOC_DAPM_SINGLE("INF1 Switch", RT5616_AD_DA_MIXER,
374 			RT5616_M_IF1_DAC_L_SFT, 1, 1),
375 };
376 
377 static const struct snd_kcontrol_new rt5616_dac_r_mix[] = {
378 	SOC_DAPM_SINGLE("Stereo ADC Switch", RT5616_AD_DA_MIXER,
379 			RT5616_M_ADCMIX_R_SFT, 1, 1),
380 	SOC_DAPM_SINGLE("INF1 Switch", RT5616_AD_DA_MIXER,
381 			RT5616_M_IF1_DAC_R_SFT, 1, 1),
382 };
383 
384 static const struct snd_kcontrol_new rt5616_sto_dac_l_mix[] = {
385 	SOC_DAPM_SINGLE("DAC L1 Switch", RT5616_STO_DAC_MIXER,
386 			RT5616_M_DAC_L1_MIXL_SFT, 1, 1),
387 	SOC_DAPM_SINGLE("DAC R1 Switch", RT5616_STO_DAC_MIXER,
388 			RT5616_M_DAC_R1_MIXL_SFT, 1, 1),
389 };
390 
391 static const struct snd_kcontrol_new rt5616_sto_dac_r_mix[] = {
392 	SOC_DAPM_SINGLE("DAC R1 Switch", RT5616_STO_DAC_MIXER,
393 			RT5616_M_DAC_R1_MIXR_SFT, 1, 1),
394 	SOC_DAPM_SINGLE("DAC L1 Switch", RT5616_STO_DAC_MIXER,
395 			RT5616_M_DAC_L1_MIXR_SFT, 1, 1),
396 };
397 
398 /* Analog Input Mixer */
399 static const struct snd_kcontrol_new rt5616_rec_l_mix[] = {
400 	SOC_DAPM_SINGLE("INL1 Switch", RT5616_REC_L2_MIXER,
401 			RT5616_M_IN1_L_RM_L_SFT, 1, 1),
402 	SOC_DAPM_SINGLE("BST2 Switch", RT5616_REC_L2_MIXER,
403 			RT5616_M_BST2_RM_L_SFT, 1, 1),
404 	SOC_DAPM_SINGLE("BST1 Switch", RT5616_REC_L2_MIXER,
405 			RT5616_M_BST1_RM_L_SFT, 1, 1),
406 };
407 
408 static const struct snd_kcontrol_new rt5616_rec_r_mix[] = {
409 	SOC_DAPM_SINGLE("INR1 Switch", RT5616_REC_R2_MIXER,
410 			RT5616_M_IN1_R_RM_R_SFT, 1, 1),
411 	SOC_DAPM_SINGLE("BST2 Switch", RT5616_REC_R2_MIXER,
412 			RT5616_M_BST2_RM_R_SFT, 1, 1),
413 	SOC_DAPM_SINGLE("BST1 Switch", RT5616_REC_R2_MIXER,
414 			RT5616_M_BST1_RM_R_SFT, 1, 1),
415 };
416 
417 /* Analog Output Mixer */
418 
419 static const struct snd_kcontrol_new rt5616_out_l_mix[] = {
420 	SOC_DAPM_SINGLE("BST1 Switch", RT5616_OUT_L3_MIXER,
421 			RT5616_M_BST1_OM_L_SFT, 1, 1),
422 	SOC_DAPM_SINGLE("BST2 Switch", RT5616_OUT_L3_MIXER,
423 			RT5616_M_BST2_OM_L_SFT, 1, 1),
424 	SOC_DAPM_SINGLE("INL1 Switch", RT5616_OUT_L3_MIXER,
425 			RT5616_M_IN1_L_OM_L_SFT, 1, 1),
426 	SOC_DAPM_SINGLE("REC MIXL Switch", RT5616_OUT_L3_MIXER,
427 			RT5616_M_RM_L_OM_L_SFT, 1, 1),
428 	SOC_DAPM_SINGLE("DAC L1 Switch", RT5616_OUT_L3_MIXER,
429 			RT5616_M_DAC_L1_OM_L_SFT, 1, 1),
430 };
431 
432 static const struct snd_kcontrol_new rt5616_out_r_mix[] = {
433 	SOC_DAPM_SINGLE("BST2 Switch", RT5616_OUT_R3_MIXER,
434 			RT5616_M_BST2_OM_R_SFT, 1, 1),
435 	SOC_DAPM_SINGLE("BST1 Switch", RT5616_OUT_R3_MIXER,
436 			RT5616_M_BST1_OM_R_SFT, 1, 1),
437 	SOC_DAPM_SINGLE("INR1 Switch", RT5616_OUT_R3_MIXER,
438 			RT5616_M_IN1_R_OM_R_SFT, 1, 1),
439 	SOC_DAPM_SINGLE("REC MIXR Switch", RT5616_OUT_R3_MIXER,
440 			RT5616_M_RM_R_OM_R_SFT, 1, 1),
441 	SOC_DAPM_SINGLE("DAC R1 Switch", RT5616_OUT_R3_MIXER,
442 			RT5616_M_DAC_R1_OM_R_SFT, 1, 1),
443 };
444 
445 static const struct snd_kcontrol_new rt5616_hpo_mix[] = {
446 	SOC_DAPM_SINGLE("DAC1 Switch", RT5616_HPO_MIXER,
447 			RT5616_M_DAC1_HM_SFT, 1, 1),
448 	SOC_DAPM_SINGLE("HPVOL Switch", RT5616_HPO_MIXER,
449 			RT5616_M_HPVOL_HM_SFT, 1, 1),
450 };
451 
452 static const struct snd_kcontrol_new rt5616_lout_mix[] = {
453 	SOC_DAPM_SINGLE("DAC L1 Switch", RT5616_LOUT_MIXER,
454 			RT5616_M_DAC_L1_LM_SFT, 1, 1),
455 	SOC_DAPM_SINGLE("DAC R1 Switch", RT5616_LOUT_MIXER,
456 			RT5616_M_DAC_R1_LM_SFT, 1, 1),
457 	SOC_DAPM_SINGLE("OUTVOL L Switch", RT5616_LOUT_MIXER,
458 			RT5616_M_OV_L_LM_SFT, 1, 1),
459 	SOC_DAPM_SINGLE("OUTVOL R Switch", RT5616_LOUT_MIXER,
460 			RT5616_M_OV_R_LM_SFT, 1, 1),
461 };
462 
463 static int rt5616_adc_event(struct snd_soc_dapm_widget *w,
464 			    struct snd_kcontrol *kcontrol, int event)
465 {
466 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
467 
468 	switch (event) {
469 	case SND_SOC_DAPM_POST_PMU:
470 		snd_soc_component_update_bits(component, RT5616_ADC_DIG_VOL,
471 				    RT5616_L_MUTE | RT5616_R_MUTE, 0);
472 		break;
473 
474 	case SND_SOC_DAPM_POST_PMD:
475 		snd_soc_component_update_bits(component, RT5616_ADC_DIG_VOL,
476 				    RT5616_L_MUTE | RT5616_R_MUTE,
477 				    RT5616_L_MUTE | RT5616_R_MUTE);
478 		break;
479 
480 	default:
481 		return 0;
482 	}
483 
484 	return 0;
485 }
486 
487 static int rt5616_charge_pump_event(struct snd_soc_dapm_widget *w,
488 				    struct snd_kcontrol *kcontrol, int event)
489 {
490 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
491 
492 	switch (event) {
493 	case SND_SOC_DAPM_POST_PMU:
494 		/* depop parameters */
495 		snd_soc_component_update_bits(component, RT5616_DEPOP_M2,
496 				    RT5616_DEPOP_MASK, RT5616_DEPOP_MAN);
497 		snd_soc_component_update_bits(component, RT5616_DEPOP_M1,
498 				    RT5616_HP_CP_MASK | RT5616_HP_SG_MASK |
499 				    RT5616_HP_CB_MASK, RT5616_HP_CP_PU |
500 				    RT5616_HP_SG_DIS | RT5616_HP_CB_PU);
501 		snd_soc_component_write(component, RT5616_PR_BASE +
502 			      RT5616_HP_DCC_INT1, 0x9f00);
503 		/* headphone amp power on */
504 		snd_soc_component_update_bits(component, RT5616_PWR_ANLG1,
505 				    RT5616_PWR_FV1 | RT5616_PWR_FV2, 0);
506 		snd_soc_component_update_bits(component, RT5616_PWR_VOL,
507 				    RT5616_PWR_HV_L | RT5616_PWR_HV_R,
508 				    RT5616_PWR_HV_L | RT5616_PWR_HV_R);
509 		snd_soc_component_update_bits(component, RT5616_PWR_ANLG1,
510 				    RT5616_PWR_HP_L | RT5616_PWR_HP_R |
511 				    RT5616_PWR_HA, RT5616_PWR_HP_L |
512 				    RT5616_PWR_HP_R | RT5616_PWR_HA);
513 		msleep(50);
514 		snd_soc_component_update_bits(component, RT5616_PWR_ANLG1,
515 				    RT5616_PWR_FV1 | RT5616_PWR_FV2,
516 				    RT5616_PWR_FV1 | RT5616_PWR_FV2);
517 
518 		snd_soc_component_update_bits(component, RT5616_CHARGE_PUMP,
519 				    RT5616_PM_HP_MASK, RT5616_PM_HP_HV);
520 		snd_soc_component_update_bits(component, RT5616_PR_BASE +
521 				    RT5616_CHOP_DAC_ADC, 0x0200, 0x0200);
522 		snd_soc_component_update_bits(component, RT5616_DEPOP_M1,
523 				    RT5616_HP_CO_MASK | RT5616_HP_SG_MASK,
524 				    RT5616_HP_CO_EN | RT5616_HP_SG_EN);
525 		break;
526 	case SND_SOC_DAPM_PRE_PMD:
527 		snd_soc_component_update_bits(component, RT5616_PR_BASE +
528 				    RT5616_CHOP_DAC_ADC, 0x0200, 0x0);
529 		snd_soc_component_update_bits(component, RT5616_DEPOP_M1,
530 				    RT5616_HP_SG_MASK | RT5616_HP_L_SMT_MASK |
531 				    RT5616_HP_R_SMT_MASK, RT5616_HP_SG_DIS |
532 				    RT5616_HP_L_SMT_DIS | RT5616_HP_R_SMT_DIS);
533 		/* headphone amp power down */
534 		snd_soc_component_update_bits(component, RT5616_DEPOP_M1,
535 				    RT5616_SMT_TRIG_MASK |
536 				    RT5616_HP_CD_PD_MASK | RT5616_HP_CO_MASK |
537 				    RT5616_HP_CP_MASK | RT5616_HP_SG_MASK |
538 				    RT5616_HP_CB_MASK,
539 				    RT5616_SMT_TRIG_DIS | RT5616_HP_CD_PD_EN |
540 				    RT5616_HP_CO_DIS | RT5616_HP_CP_PD |
541 				    RT5616_HP_SG_EN | RT5616_HP_CB_PD);
542 		snd_soc_component_update_bits(component, RT5616_PWR_ANLG1,
543 				    RT5616_PWR_HP_L | RT5616_PWR_HP_R |
544 				    RT5616_PWR_HA, 0);
545 		break;
546 	default:
547 		return 0;
548 	}
549 
550 	return 0;
551 }
552 
553 static int rt5616_hp_event(struct snd_soc_dapm_widget *w,
554 			   struct snd_kcontrol *kcontrol, int event)
555 {
556 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
557 
558 	switch (event) {
559 	case SND_SOC_DAPM_POST_PMU:
560 		/* headphone unmute sequence */
561 		snd_soc_component_update_bits(component, RT5616_DEPOP_M3,
562 				    RT5616_CP_FQ1_MASK | RT5616_CP_FQ2_MASK |
563 				    RT5616_CP_FQ3_MASK,
564 				    RT5616_CP_FQ_192_KHZ << RT5616_CP_FQ1_SFT |
565 				    RT5616_CP_FQ_12_KHZ << RT5616_CP_FQ2_SFT |
566 				    RT5616_CP_FQ_192_KHZ << RT5616_CP_FQ3_SFT);
567 		snd_soc_component_write(component, RT5616_PR_BASE +
568 			      RT5616_MAMP_INT_REG2, 0xfc00);
569 		snd_soc_component_update_bits(component, RT5616_DEPOP_M1,
570 				    RT5616_SMT_TRIG_MASK, RT5616_SMT_TRIG_EN);
571 		snd_soc_component_update_bits(component, RT5616_DEPOP_M1,
572 				    RT5616_RSTN_MASK, RT5616_RSTN_EN);
573 		snd_soc_component_update_bits(component, RT5616_DEPOP_M1,
574 				    RT5616_RSTN_MASK | RT5616_HP_L_SMT_MASK |
575 				    RT5616_HP_R_SMT_MASK, RT5616_RSTN_DIS |
576 				    RT5616_HP_L_SMT_EN | RT5616_HP_R_SMT_EN);
577 		snd_soc_component_update_bits(component, RT5616_HP_VOL,
578 				    RT5616_L_MUTE | RT5616_R_MUTE, 0);
579 		msleep(100);
580 		snd_soc_component_update_bits(component, RT5616_DEPOP_M1,
581 				    RT5616_HP_SG_MASK | RT5616_HP_L_SMT_MASK |
582 				    RT5616_HP_R_SMT_MASK, RT5616_HP_SG_DIS |
583 				    RT5616_HP_L_SMT_DIS | RT5616_HP_R_SMT_DIS);
584 		msleep(20);
585 		snd_soc_component_update_bits(component, RT5616_HP_CALIB_AMP_DET,
586 				    RT5616_HPD_PS_MASK, RT5616_HPD_PS_EN);
587 		break;
588 
589 	case SND_SOC_DAPM_PRE_PMD:
590 		/* headphone mute sequence */
591 		snd_soc_component_update_bits(component, RT5616_DEPOP_M3,
592 				    RT5616_CP_FQ1_MASK | RT5616_CP_FQ2_MASK |
593 				    RT5616_CP_FQ3_MASK,
594 				    RT5616_CP_FQ_96_KHZ << RT5616_CP_FQ1_SFT |
595 				    RT5616_CP_FQ_12_KHZ << RT5616_CP_FQ2_SFT |
596 				    RT5616_CP_FQ_96_KHZ << RT5616_CP_FQ3_SFT);
597 		snd_soc_component_write(component, RT5616_PR_BASE +
598 			      RT5616_MAMP_INT_REG2, 0xfc00);
599 		snd_soc_component_update_bits(component, RT5616_DEPOP_M1,
600 				    RT5616_HP_SG_MASK, RT5616_HP_SG_EN);
601 		snd_soc_component_update_bits(component, RT5616_DEPOP_M1,
602 				    RT5616_RSTP_MASK, RT5616_RSTP_EN);
603 		snd_soc_component_update_bits(component, RT5616_DEPOP_M1,
604 				    RT5616_RSTP_MASK | RT5616_HP_L_SMT_MASK |
605 				    RT5616_HP_R_SMT_MASK, RT5616_RSTP_DIS |
606 				    RT5616_HP_L_SMT_EN | RT5616_HP_R_SMT_EN);
607 		snd_soc_component_update_bits(component, RT5616_HP_CALIB_AMP_DET,
608 				    RT5616_HPD_PS_MASK, RT5616_HPD_PS_DIS);
609 		msleep(90);
610 		snd_soc_component_update_bits(component, RT5616_HP_VOL,
611 				    RT5616_L_MUTE | RT5616_R_MUTE,
612 				    RT5616_L_MUTE | RT5616_R_MUTE);
613 		msleep(30);
614 		break;
615 
616 	default:
617 		return 0;
618 	}
619 
620 	return 0;
621 }
622 
623 static int rt5616_lout_event(struct snd_soc_dapm_widget *w,
624 			     struct snd_kcontrol *kcontrol, int event)
625 {
626 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
627 
628 	switch (event) {
629 	case SND_SOC_DAPM_POST_PMU:
630 		snd_soc_component_update_bits(component, RT5616_PWR_ANLG1,
631 				    RT5616_PWR_LM, RT5616_PWR_LM);
632 		snd_soc_component_update_bits(component, RT5616_LOUT_CTRL1,
633 				    RT5616_L_MUTE | RT5616_R_MUTE, 0);
634 		break;
635 
636 	case SND_SOC_DAPM_PRE_PMD:
637 		snd_soc_component_update_bits(component, RT5616_LOUT_CTRL1,
638 				    RT5616_L_MUTE | RT5616_R_MUTE,
639 				    RT5616_L_MUTE | RT5616_R_MUTE);
640 		snd_soc_component_update_bits(component, RT5616_PWR_ANLG1,
641 				    RT5616_PWR_LM, 0);
642 		break;
643 
644 	default:
645 		return 0;
646 	}
647 
648 	return 0;
649 }
650 
651 static int rt5616_bst1_event(struct snd_soc_dapm_widget *w,
652 			     struct snd_kcontrol *kcontrol, int event)
653 {
654 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
655 
656 	switch (event) {
657 	case SND_SOC_DAPM_POST_PMU:
658 		snd_soc_component_update_bits(component, RT5616_PWR_ANLG2,
659 				    RT5616_PWR_BST1_OP2, RT5616_PWR_BST1_OP2);
660 		break;
661 
662 	case SND_SOC_DAPM_PRE_PMD:
663 		snd_soc_component_update_bits(component, RT5616_PWR_ANLG2,
664 				    RT5616_PWR_BST1_OP2, 0);
665 		break;
666 
667 	default:
668 		return 0;
669 	}
670 
671 	return 0;
672 }
673 
674 static int rt5616_bst2_event(struct snd_soc_dapm_widget *w,
675 			     struct snd_kcontrol *kcontrol, int event)
676 {
677 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
678 
679 	switch (event) {
680 	case SND_SOC_DAPM_POST_PMU:
681 		snd_soc_component_update_bits(component, RT5616_PWR_ANLG2,
682 				    RT5616_PWR_BST2_OP2, RT5616_PWR_BST2_OP2);
683 		break;
684 
685 	case SND_SOC_DAPM_PRE_PMD:
686 		snd_soc_component_update_bits(component, RT5616_PWR_ANLG2,
687 				    RT5616_PWR_BST2_OP2, 0);
688 		break;
689 
690 	default:
691 		return 0;
692 	}
693 
694 	return 0;
695 }
696 
697 static const struct snd_soc_dapm_widget rt5616_dapm_widgets[] = {
698 	SND_SOC_DAPM_SUPPLY("PLL1", RT5616_PWR_ANLG2,
699 			    RT5616_PWR_PLL_BIT, 0, NULL, 0),
700 	/* Input Side */
701 	/* micbias */
702 	SND_SOC_DAPM_SUPPLY("LDO", RT5616_PWR_ANLG1,
703 			    RT5616_PWR_LDO_BIT, 0, NULL, 0),
704 	SND_SOC_DAPM_SUPPLY("micbias1", RT5616_PWR_ANLG2,
705 			    RT5616_PWR_MB1_BIT, 0, NULL, 0),
706 
707 	/* Input Lines */
708 	SND_SOC_DAPM_INPUT("MIC1"),
709 	SND_SOC_DAPM_INPUT("MIC2"),
710 
711 	SND_SOC_DAPM_INPUT("IN1P"),
712 	SND_SOC_DAPM_INPUT("IN2P"),
713 	SND_SOC_DAPM_INPUT("IN2N"),
714 
715 	/* Boost */
716 	SND_SOC_DAPM_PGA_E("BST1", RT5616_PWR_ANLG2,
717 			   RT5616_PWR_BST1_BIT, 0, NULL, 0, rt5616_bst1_event,
718 			   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
719 	SND_SOC_DAPM_PGA_E("BST2", RT5616_PWR_ANLG2,
720 			   RT5616_PWR_BST2_BIT, 0, NULL, 0, rt5616_bst2_event,
721 			   SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
722 	/* Input Volume */
723 	SND_SOC_DAPM_PGA("INL1 VOL", RT5616_PWR_VOL,
724 			 RT5616_PWR_IN1_L_BIT, 0, NULL, 0),
725 	SND_SOC_DAPM_PGA("INR1 VOL", RT5616_PWR_VOL,
726 			 RT5616_PWR_IN1_R_BIT, 0, NULL, 0),
727 	SND_SOC_DAPM_PGA("INL2 VOL", RT5616_PWR_VOL,
728 			 RT5616_PWR_IN2_L_BIT, 0, NULL, 0),
729 	SND_SOC_DAPM_PGA("INR2 VOL", RT5616_PWR_VOL,
730 			 RT5616_PWR_IN2_R_BIT, 0, NULL, 0),
731 
732 	/* REC Mixer */
733 	SND_SOC_DAPM_MIXER("RECMIXL", RT5616_PWR_MIXER, RT5616_PWR_RM_L_BIT, 0,
734 			   rt5616_rec_l_mix, ARRAY_SIZE(rt5616_rec_l_mix)),
735 	SND_SOC_DAPM_MIXER("RECMIXR", RT5616_PWR_MIXER, RT5616_PWR_RM_R_BIT, 0,
736 			   rt5616_rec_r_mix, ARRAY_SIZE(rt5616_rec_r_mix)),
737 	/* ADCs */
738 	SND_SOC_DAPM_ADC_E("ADC L", NULL, RT5616_PWR_DIG1,
739 			   RT5616_PWR_ADC_L_BIT, 0, rt5616_adc_event,
740 			   SND_SOC_DAPM_POST_PMD | SND_SOC_DAPM_POST_PMU),
741 	SND_SOC_DAPM_ADC_E("ADC R", NULL, RT5616_PWR_DIG1,
742 			   RT5616_PWR_ADC_R_BIT, 0, rt5616_adc_event,
743 			   SND_SOC_DAPM_POST_PMD | SND_SOC_DAPM_POST_PMU),
744 
745 	/* ADC Mixer */
746 	SND_SOC_DAPM_SUPPLY("stereo1 filter", RT5616_PWR_DIG2,
747 			    RT5616_PWR_ADC_STO1_F_BIT, 0, NULL, 0),
748 	SND_SOC_DAPM_MIXER("Stereo1 ADC MIXL", SND_SOC_NOPM, 0, 0,
749 			   rt5616_sto1_adc_l_mix,
750 			   ARRAY_SIZE(rt5616_sto1_adc_l_mix)),
751 	SND_SOC_DAPM_MIXER("Stereo1 ADC MIXR", SND_SOC_NOPM, 0, 0,
752 			   rt5616_sto1_adc_r_mix,
753 			   ARRAY_SIZE(rt5616_sto1_adc_r_mix)),
754 
755 	/* Digital Interface */
756 	SND_SOC_DAPM_SUPPLY("I2S1", RT5616_PWR_DIG1,
757 			    RT5616_PWR_I2S1_BIT, 0, NULL, 0),
758 	SND_SOC_DAPM_PGA("IF1 DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
759 	SND_SOC_DAPM_PGA("IF1 DAC1 L", SND_SOC_NOPM, 0, 0, NULL, 0),
760 	SND_SOC_DAPM_PGA("IF1 DAC1 R", SND_SOC_NOPM, 0, 0, NULL, 0),
761 	SND_SOC_DAPM_PGA("IF1 ADC1", SND_SOC_NOPM, 0, 0, NULL, 0),
762 
763 	/* Digital Interface Select */
764 
765 	/* Audio Interface */
766 	SND_SOC_DAPM_AIF_IN("AIF1RX", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0),
767 	SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0),
768 
769 	/* Audio DSP */
770 	SND_SOC_DAPM_PGA("Audio DSP", SND_SOC_NOPM, 0, 0, NULL, 0),
771 
772 	/* Output Side */
773 	/* DAC mixer before sound effect  */
774 	SND_SOC_DAPM_MIXER("DAC MIXL", SND_SOC_NOPM, 0, 0,
775 			   rt5616_dac_l_mix, ARRAY_SIZE(rt5616_dac_l_mix)),
776 	SND_SOC_DAPM_MIXER("DAC MIXR", SND_SOC_NOPM, 0, 0,
777 			   rt5616_dac_r_mix, ARRAY_SIZE(rt5616_dac_r_mix)),
778 
779 	SND_SOC_DAPM_SUPPLY("Stero1 DAC Power", RT5616_PWR_DIG2,
780 			    RT5616_PWR_DAC_STO1_F_BIT, 0, NULL, 0),
781 
782 	/* DAC Mixer */
783 	SND_SOC_DAPM_MIXER("Stereo DAC MIXL", SND_SOC_NOPM, 0, 0,
784 			   rt5616_sto_dac_l_mix,
785 			   ARRAY_SIZE(rt5616_sto_dac_l_mix)),
786 	SND_SOC_DAPM_MIXER("Stereo DAC MIXR", SND_SOC_NOPM, 0, 0,
787 			   rt5616_sto_dac_r_mix,
788 			   ARRAY_SIZE(rt5616_sto_dac_r_mix)),
789 
790 	/* DACs */
791 	SND_SOC_DAPM_DAC("DAC L1", NULL, RT5616_PWR_DIG1,
792 			 RT5616_PWR_DAC_L1_BIT, 0),
793 	SND_SOC_DAPM_DAC("DAC R1", NULL, RT5616_PWR_DIG1,
794 			 RT5616_PWR_DAC_R1_BIT, 0),
795 	/* OUT Mixer */
796 	SND_SOC_DAPM_MIXER("OUT MIXL", RT5616_PWR_MIXER, RT5616_PWR_OM_L_BIT,
797 			   0, rt5616_out_l_mix, ARRAY_SIZE(rt5616_out_l_mix)),
798 	SND_SOC_DAPM_MIXER("OUT MIXR", RT5616_PWR_MIXER, RT5616_PWR_OM_R_BIT,
799 			   0, rt5616_out_r_mix, ARRAY_SIZE(rt5616_out_r_mix)),
800 	/* Output Volume */
801 	SND_SOC_DAPM_PGA("OUTVOL L", RT5616_PWR_VOL,
802 			 RT5616_PWR_OV_L_BIT, 0, NULL, 0),
803 	SND_SOC_DAPM_PGA("OUTVOL R", RT5616_PWR_VOL,
804 			 RT5616_PWR_OV_R_BIT, 0, NULL, 0),
805 	SND_SOC_DAPM_PGA("HPOVOL L", RT5616_PWR_VOL,
806 			 RT5616_PWR_HV_L_BIT, 0, NULL, 0),
807 	SND_SOC_DAPM_PGA("HPOVOL R", RT5616_PWR_VOL,
808 			 RT5616_PWR_HV_R_BIT, 0, NULL, 0),
809 	SND_SOC_DAPM_PGA("DAC 1", SND_SOC_NOPM,
810 			 0, 0, NULL, 0),
811 	SND_SOC_DAPM_PGA("DAC 2", SND_SOC_NOPM,
812 			 0, 0, NULL, 0),
813 	SND_SOC_DAPM_PGA("HPOVOL", SND_SOC_NOPM,
814 			 0, 0, NULL, 0),
815 	SND_SOC_DAPM_PGA("INL1", RT5616_PWR_VOL,
816 			 RT5616_PWR_IN1_L_BIT, 0, NULL, 0),
817 	SND_SOC_DAPM_PGA("INR1", RT5616_PWR_VOL,
818 			 RT5616_PWR_IN1_R_BIT, 0, NULL, 0),
819 	SND_SOC_DAPM_PGA("INL2", RT5616_PWR_VOL,
820 			 RT5616_PWR_IN2_L_BIT, 0, NULL, 0),
821 	SND_SOC_DAPM_PGA("INR2", RT5616_PWR_VOL,
822 			 RT5616_PWR_IN2_R_BIT, 0, NULL, 0),
823 	/* HPO/LOUT/Mono Mixer */
824 	SND_SOC_DAPM_MIXER("HPO MIX", SND_SOC_NOPM, 0, 0,
825 			   rt5616_hpo_mix, ARRAY_SIZE(rt5616_hpo_mix)),
826 	SND_SOC_DAPM_MIXER("LOUT MIX", SND_SOC_NOPM, 0, 0,
827 			   rt5616_lout_mix, ARRAY_SIZE(rt5616_lout_mix)),
828 
829 	SND_SOC_DAPM_PGA_S("HP amp", 1, SND_SOC_NOPM, 0, 0,
830 			   rt5616_hp_event, SND_SOC_DAPM_PRE_PMD |
831 			   SND_SOC_DAPM_POST_PMU),
832 	SND_SOC_DAPM_PGA_S("LOUT amp", 1, SND_SOC_NOPM, 0, 0,
833 			   rt5616_lout_event, SND_SOC_DAPM_PRE_PMD |
834 			   SND_SOC_DAPM_POST_PMU),
835 
836 	SND_SOC_DAPM_SUPPLY_S("Charge Pump", 1, SND_SOC_NOPM, 0, 0,
837 			      rt5616_charge_pump_event, SND_SOC_DAPM_POST_PMU |
838 			      SND_SOC_DAPM_PRE_PMD),
839 
840 	/* Output Lines */
841 	SND_SOC_DAPM_OUTPUT("HPOL"),
842 	SND_SOC_DAPM_OUTPUT("HPOR"),
843 	SND_SOC_DAPM_OUTPUT("LOUTL"),
844 	SND_SOC_DAPM_OUTPUT("LOUTR"),
845 };
846 
847 static const struct snd_soc_dapm_route rt5616_dapm_routes[] = {
848 	{"IN1P", NULL, "LDO"},
849 	{"IN2P", NULL, "LDO"},
850 
851 	{"IN1P", NULL, "MIC1"},
852 	{"IN2P", NULL, "MIC2"},
853 	{"IN2N", NULL, "MIC2"},
854 
855 	{"BST1", NULL, "IN1P"},
856 	{"BST2", NULL, "IN2P"},
857 	{"BST2", NULL, "IN2N"},
858 	{"BST1", NULL, "micbias1"},
859 	{"BST2", NULL, "micbias1"},
860 
861 	{"INL1 VOL", NULL, "IN2P"},
862 	{"INR1 VOL", NULL, "IN2N"},
863 
864 	{"RECMIXL", "INL1 Switch", "INL1 VOL"},
865 	{"RECMIXL", "BST2 Switch", "BST2"},
866 	{"RECMIXL", "BST1 Switch", "BST1"},
867 
868 	{"RECMIXR", "INR1 Switch", "INR1 VOL"},
869 	{"RECMIXR", "BST2 Switch", "BST2"},
870 	{"RECMIXR", "BST1 Switch", "BST1"},
871 
872 	{"ADC L", NULL, "RECMIXL"},
873 	{"ADC R", NULL, "RECMIXR"},
874 
875 	{"Stereo1 ADC MIXL", "ADC1 Switch", "ADC L"},
876 	{"Stereo1 ADC MIXL", NULL, "stereo1 filter"},
877 	{"stereo1 filter", NULL, "PLL1", is_sys_clk_from_pll},
878 
879 	{"Stereo1 ADC MIXR", "ADC1 Switch", "ADC R"},
880 	{"Stereo1 ADC MIXR", NULL, "stereo1 filter"},
881 	{"stereo1 filter", NULL, "PLL1", is_sys_clk_from_pll},
882 
883 	{"IF1 ADC1", NULL, "Stereo1 ADC MIXL"},
884 	{"IF1 ADC1", NULL, "Stereo1 ADC MIXR"},
885 	{"IF1 ADC1", NULL, "I2S1"},
886 
887 	{"AIF1TX", NULL, "IF1 ADC1"},
888 
889 	{"IF1 DAC", NULL, "AIF1RX"},
890 	{"IF1 DAC", NULL, "I2S1"},
891 
892 	{"IF1 DAC1 L", NULL, "IF1 DAC"},
893 	{"IF1 DAC1 R", NULL, "IF1 DAC"},
894 
895 	{"DAC MIXL", "Stereo ADC Switch", "Stereo1 ADC MIXL"},
896 	{"DAC MIXL", "INF1 Switch", "IF1 DAC1 L"},
897 	{"DAC MIXR", "Stereo ADC Switch", "Stereo1 ADC MIXR"},
898 	{"DAC MIXR", "INF1 Switch", "IF1 DAC1 R"},
899 
900 	{"Audio DSP", NULL, "DAC MIXL"},
901 	{"Audio DSP", NULL, "DAC MIXR"},
902 
903 	{"Stereo DAC MIXL", "DAC L1 Switch", "Audio DSP"},
904 	{"Stereo DAC MIXL", "DAC R1 Switch", "DAC MIXR"},
905 	{"Stereo DAC MIXL", NULL, "Stero1 DAC Power"},
906 	{"Stereo DAC MIXR", "DAC R1 Switch", "Audio DSP"},
907 	{"Stereo DAC MIXR", "DAC L1 Switch", "DAC MIXL"},
908 	{"Stereo DAC MIXR", NULL, "Stero1 DAC Power"},
909 
910 	{"DAC L1", NULL, "Stereo DAC MIXL"},
911 	{"DAC L1", NULL, "PLL1", is_sys_clk_from_pll},
912 	{"DAC R1", NULL, "Stereo DAC MIXR"},
913 	{"DAC R1", NULL, "PLL1", is_sys_clk_from_pll},
914 
915 	{"OUT MIXL", "BST1 Switch", "BST1"},
916 	{"OUT MIXL", "BST2 Switch", "BST2"},
917 	{"OUT MIXL", "INL1 Switch", "INL1 VOL"},
918 	{"OUT MIXL", "REC MIXL Switch", "RECMIXL"},
919 	{"OUT MIXL", "DAC L1 Switch", "DAC L1"},
920 
921 	{"OUT MIXR", "BST2 Switch", "BST2"},
922 	{"OUT MIXR", "BST1 Switch", "BST1"},
923 	{"OUT MIXR", "INR1 Switch", "INR1 VOL"},
924 	{"OUT MIXR", "REC MIXR Switch", "RECMIXR"},
925 	{"OUT MIXR", "DAC R1 Switch", "DAC R1"},
926 
927 	{"HPOVOL L", NULL, "OUT MIXL"},
928 	{"HPOVOL R", NULL, "OUT MIXR"},
929 	{"OUTVOL L", NULL, "OUT MIXL"},
930 	{"OUTVOL R", NULL, "OUT MIXR"},
931 
932 	{"DAC 1", NULL, "DAC L1"},
933 	{"DAC 1", NULL, "DAC R1"},
934 	{"HPOVOL", NULL, "HPOVOL L"},
935 	{"HPOVOL", NULL, "HPOVOL R"},
936 	{"HPO MIX", "DAC1 Switch", "DAC 1"},
937 	{"HPO MIX", "HPVOL Switch", "HPOVOL"},
938 
939 	{"LOUT MIX", "DAC L1 Switch", "DAC L1"},
940 	{"LOUT MIX", "DAC R1 Switch", "DAC R1"},
941 	{"LOUT MIX", "OUTVOL L Switch", "OUTVOL L"},
942 	{"LOUT MIX", "OUTVOL R Switch", "OUTVOL R"},
943 
944 	{"HP amp", NULL, "HPO MIX"},
945 	{"HP amp", NULL, "Charge Pump"},
946 	{"HPOL", NULL, "HP amp"},
947 	{"HPOR", NULL, "HP amp"},
948 
949 	{"LOUT amp", NULL, "LOUT MIX"},
950 	{"LOUT amp", NULL, "Charge Pump"},
951 	{"LOUTL", NULL, "LOUT amp"},
952 	{"LOUTR", NULL, "LOUT amp"},
953 
954 };
955 
956 static int rt5616_hw_params(struct snd_pcm_substream *substream,
957 			    struct snd_pcm_hw_params *params,
958 			    struct snd_soc_dai *dai)
959 {
960 	struct snd_soc_component *component = dai->component;
961 	struct rt5616_priv *rt5616 = snd_soc_component_get_drvdata(component);
962 	unsigned int val_len = 0, val_clk, mask_clk;
963 	int pre_div, bclk_ms, frame_size;
964 
965 	rt5616->lrck[dai->id] = params_rate(params);
966 
967 	pre_div = rl6231_get_clk_info(rt5616->sysclk, rt5616->lrck[dai->id]);
968 
969 	if (pre_div < 0) {
970 		dev_err(component->dev, "Unsupported clock setting\n");
971 		return -EINVAL;
972 	}
973 	frame_size = snd_soc_params_to_frame_size(params);
974 	if (frame_size < 0) {
975 		dev_err(component->dev, "Unsupported frame size: %d\n", frame_size);
976 		return -EINVAL;
977 	}
978 	bclk_ms = frame_size > 32 ? 1 : 0;
979 	rt5616->bclk[dai->id] = rt5616->lrck[dai->id] * (32 << bclk_ms);
980 
981 	dev_dbg(dai->dev, "bclk is %dHz and lrck is %dHz\n",
982 		rt5616->bclk[dai->id], rt5616->lrck[dai->id]);
983 	dev_dbg(dai->dev, "bclk_ms is %d and pre_div is %d for iis %d\n",
984 		bclk_ms, pre_div, dai->id);
985 
986 	switch (params_format(params)) {
987 	case SNDRV_PCM_FORMAT_S16_LE:
988 		break;
989 	case SNDRV_PCM_FORMAT_S20_3LE:
990 		val_len |= RT5616_I2S_DL_20;
991 		break;
992 	case SNDRV_PCM_FORMAT_S24_LE:
993 		val_len |= RT5616_I2S_DL_24;
994 		break;
995 	case SNDRV_PCM_FORMAT_S8:
996 		val_len |= RT5616_I2S_DL_8;
997 		break;
998 	default:
999 		return -EINVAL;
1000 	}
1001 
1002 	mask_clk = RT5616_I2S_PD1_MASK;
1003 	val_clk = pre_div << RT5616_I2S_PD1_SFT;
1004 	snd_soc_component_update_bits(component, RT5616_I2S1_SDP,
1005 			    RT5616_I2S_DL_MASK, val_len);
1006 	snd_soc_component_update_bits(component, RT5616_ADDA_CLK1, mask_clk, val_clk);
1007 
1008 	return 0;
1009 }
1010 
1011 static int rt5616_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
1012 {
1013 	struct snd_soc_component *component = dai->component;
1014 	struct rt5616_priv *rt5616 = snd_soc_component_get_drvdata(component);
1015 	unsigned int reg_val = 0;
1016 
1017 	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1018 	case SND_SOC_DAIFMT_CBM_CFM:
1019 		rt5616->master[dai->id] = 1;
1020 		break;
1021 	case SND_SOC_DAIFMT_CBS_CFS:
1022 		reg_val |= RT5616_I2S_MS_S;
1023 		rt5616->master[dai->id] = 0;
1024 		break;
1025 	default:
1026 		return -EINVAL;
1027 	}
1028 
1029 	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1030 	case SND_SOC_DAIFMT_NB_NF:
1031 		break;
1032 	case SND_SOC_DAIFMT_IB_NF:
1033 		reg_val |= RT5616_I2S_BP_INV;
1034 		break;
1035 	default:
1036 		return -EINVAL;
1037 	}
1038 
1039 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1040 	case SND_SOC_DAIFMT_I2S:
1041 		break;
1042 	case SND_SOC_DAIFMT_LEFT_J:
1043 		reg_val |= RT5616_I2S_DF_LEFT;
1044 		break;
1045 	case SND_SOC_DAIFMT_DSP_A:
1046 		reg_val |= RT5616_I2S_DF_PCM_A;
1047 		break;
1048 	case SND_SOC_DAIFMT_DSP_B:
1049 		reg_val |= RT5616_I2S_DF_PCM_B;
1050 		break;
1051 	default:
1052 		return -EINVAL;
1053 	}
1054 
1055 	snd_soc_component_update_bits(component, RT5616_I2S1_SDP,
1056 			    RT5616_I2S_MS_MASK | RT5616_I2S_BP_MASK |
1057 			    RT5616_I2S_DF_MASK, reg_val);
1058 
1059 	return 0;
1060 }
1061 
1062 static int rt5616_set_dai_sysclk(struct snd_soc_dai *dai,
1063 				 int clk_id, unsigned int freq, int dir)
1064 {
1065 	struct snd_soc_component *component = dai->component;
1066 	struct rt5616_priv *rt5616 = snd_soc_component_get_drvdata(component);
1067 	unsigned int reg_val = 0;
1068 
1069 	if (freq == rt5616->sysclk && clk_id == rt5616->sysclk_src)
1070 		return 0;
1071 
1072 	switch (clk_id) {
1073 	case RT5616_SCLK_S_MCLK:
1074 		reg_val |= RT5616_SCLK_SRC_MCLK;
1075 		break;
1076 	case RT5616_SCLK_S_PLL1:
1077 		reg_val |= RT5616_SCLK_SRC_PLL1;
1078 		break;
1079 	default:
1080 		dev_err(component->dev, "Invalid clock id (%d)\n", clk_id);
1081 		return -EINVAL;
1082 	}
1083 
1084 	snd_soc_component_update_bits(component, RT5616_GLB_CLK,
1085 			    RT5616_SCLK_SRC_MASK, reg_val);
1086 	rt5616->sysclk = freq;
1087 	rt5616->sysclk_src = clk_id;
1088 
1089 	dev_dbg(dai->dev, "Sysclk is %dHz and clock id is %d\n", freq, clk_id);
1090 
1091 	return 0;
1092 }
1093 
1094 static int rt5616_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source,
1095 			      unsigned int freq_in, unsigned int freq_out)
1096 {
1097 	struct snd_soc_component *component = dai->component;
1098 	struct rt5616_priv *rt5616 = snd_soc_component_get_drvdata(component);
1099 	struct rl6231_pll_code pll_code;
1100 	int ret;
1101 
1102 	if (source == rt5616->pll_src && freq_in == rt5616->pll_in &&
1103 	    freq_out == rt5616->pll_out)
1104 		return 0;
1105 
1106 	if (!freq_in || !freq_out) {
1107 		dev_dbg(component->dev, "PLL disabled\n");
1108 
1109 		rt5616->pll_in = 0;
1110 		rt5616->pll_out = 0;
1111 		snd_soc_component_update_bits(component, RT5616_GLB_CLK,
1112 				    RT5616_SCLK_SRC_MASK,
1113 				    RT5616_SCLK_SRC_MCLK);
1114 		return 0;
1115 	}
1116 
1117 	switch (source) {
1118 	case RT5616_PLL1_S_MCLK:
1119 		snd_soc_component_update_bits(component, RT5616_GLB_CLK,
1120 				    RT5616_PLL1_SRC_MASK,
1121 				    RT5616_PLL1_SRC_MCLK);
1122 		break;
1123 	case RT5616_PLL1_S_BCLK1:
1124 	case RT5616_PLL1_S_BCLK2:
1125 		snd_soc_component_update_bits(component, RT5616_GLB_CLK,
1126 				    RT5616_PLL1_SRC_MASK,
1127 				    RT5616_PLL1_SRC_BCLK1);
1128 		break;
1129 	default:
1130 		dev_err(component->dev, "Unknown PLL source %d\n", source);
1131 		return -EINVAL;
1132 	}
1133 
1134 	ret = rl6231_pll_calc(freq_in, freq_out, &pll_code);
1135 	if (ret < 0) {
1136 		dev_err(component->dev, "Unsupported input clock %d\n", freq_in);
1137 		return ret;
1138 	}
1139 
1140 	dev_dbg(component->dev, "bypass=%d m=%d n=%d k=%d\n",
1141 		pll_code.m_bp, (pll_code.m_bp ? 0 : pll_code.m_code),
1142 		pll_code.n_code, pll_code.k_code);
1143 
1144 	snd_soc_component_write(component, RT5616_PLL_CTRL1,
1145 		      pll_code.n_code << RT5616_PLL_N_SFT | pll_code.k_code);
1146 	snd_soc_component_write(component, RT5616_PLL_CTRL2,
1147 		      (pll_code.m_bp ? 0 : pll_code.m_code) <<
1148 		      RT5616_PLL_M_SFT |
1149 		      pll_code.m_bp << RT5616_PLL_M_BP_SFT);
1150 
1151 	rt5616->pll_in = freq_in;
1152 	rt5616->pll_out = freq_out;
1153 	rt5616->pll_src = source;
1154 
1155 	return 0;
1156 }
1157 
1158 static int rt5616_set_bias_level(struct snd_soc_component *component,
1159 				 enum snd_soc_bias_level level)
1160 {
1161 	struct rt5616_priv *rt5616 = snd_soc_component_get_drvdata(component);
1162 	int ret;
1163 
1164 	switch (level) {
1165 
1166 	case SND_SOC_BIAS_ON:
1167 		break;
1168 
1169 	case SND_SOC_BIAS_PREPARE:
1170 		/*
1171 		 * SND_SOC_BIAS_PREPARE is called while preparing for a
1172 		 * transition to ON or away from ON. If current bias_level
1173 		 * is SND_SOC_BIAS_ON, then it is preparing for a transition
1174 		 * away from ON. Disable the clock in that case, otherwise
1175 		 * enable it.
1176 		 */
1177 		if (IS_ERR(rt5616->mclk))
1178 			break;
1179 
1180 		if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_ON) {
1181 			clk_disable_unprepare(rt5616->mclk);
1182 		} else {
1183 			ret = clk_prepare_enable(rt5616->mclk);
1184 			if (ret)
1185 				return ret;
1186 		}
1187 		break;
1188 
1189 	case SND_SOC_BIAS_STANDBY:
1190 		if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
1191 			snd_soc_component_update_bits(component, RT5616_PWR_ANLG1,
1192 					    RT5616_PWR_VREF1 | RT5616_PWR_MB |
1193 					    RT5616_PWR_BG | RT5616_PWR_VREF2,
1194 					    RT5616_PWR_VREF1 | RT5616_PWR_MB |
1195 					    RT5616_PWR_BG | RT5616_PWR_VREF2);
1196 			mdelay(10);
1197 			snd_soc_component_update_bits(component, RT5616_PWR_ANLG1,
1198 					    RT5616_PWR_FV1 | RT5616_PWR_FV2,
1199 					    RT5616_PWR_FV1 | RT5616_PWR_FV2);
1200 			snd_soc_component_update_bits(component, RT5616_D_MISC,
1201 					    RT5616_D_GATE_EN,
1202 					    RT5616_D_GATE_EN);
1203 		}
1204 		break;
1205 
1206 	case SND_SOC_BIAS_OFF:
1207 		snd_soc_component_update_bits(component, RT5616_D_MISC, RT5616_D_GATE_EN, 0);
1208 		snd_soc_component_write(component, RT5616_PWR_DIG1, 0x0000);
1209 		snd_soc_component_write(component, RT5616_PWR_DIG2, 0x0000);
1210 		snd_soc_component_write(component, RT5616_PWR_VOL, 0x0000);
1211 		snd_soc_component_write(component, RT5616_PWR_MIXER, 0x0000);
1212 		snd_soc_component_write(component, RT5616_PWR_ANLG1, 0x0000);
1213 		snd_soc_component_write(component, RT5616_PWR_ANLG2, 0x0000);
1214 		break;
1215 
1216 	default:
1217 		break;
1218 	}
1219 
1220 	return 0;
1221 }
1222 
1223 static int rt5616_probe(struct snd_soc_component *component)
1224 {
1225 	struct rt5616_priv *rt5616 = snd_soc_component_get_drvdata(component);
1226 
1227 	/* Check if MCLK provided */
1228 	rt5616->mclk = devm_clk_get(component->dev, "mclk");
1229 	if (PTR_ERR(rt5616->mclk) == -EPROBE_DEFER)
1230 		return -EPROBE_DEFER;
1231 
1232 	rt5616->component = component;
1233 
1234 	return 0;
1235 }
1236 
1237 #ifdef CONFIG_PM
1238 static int rt5616_suspend(struct snd_soc_component *component)
1239 {
1240 	struct rt5616_priv *rt5616 = snd_soc_component_get_drvdata(component);
1241 
1242 	regcache_cache_only(rt5616->regmap, true);
1243 	regcache_mark_dirty(rt5616->regmap);
1244 
1245 	return 0;
1246 }
1247 
1248 static int rt5616_resume(struct snd_soc_component *component)
1249 {
1250 	struct rt5616_priv *rt5616 = snd_soc_component_get_drvdata(component);
1251 
1252 	regcache_cache_only(rt5616->regmap, false);
1253 	regcache_sync(rt5616->regmap);
1254 	return 0;
1255 }
1256 #else
1257 #define rt5616_suspend NULL
1258 #define rt5616_resume NULL
1259 #endif
1260 
1261 #define RT5616_STEREO_RATES SNDRV_PCM_RATE_8000_192000
1262 #define RT5616_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1263 			SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
1264 
1265 static const struct snd_soc_dai_ops rt5616_aif_dai_ops = {
1266 	.hw_params = rt5616_hw_params,
1267 	.set_fmt = rt5616_set_dai_fmt,
1268 	.set_sysclk = rt5616_set_dai_sysclk,
1269 	.set_pll = rt5616_set_dai_pll,
1270 };
1271 
1272 static struct snd_soc_dai_driver rt5616_dai[] = {
1273 	{
1274 		.name = "rt5616-aif1",
1275 		.id = RT5616_AIF1,
1276 		.playback = {
1277 			.stream_name = "AIF1 Playback",
1278 			.channels_min = 1,
1279 			.channels_max = 2,
1280 			.rates = RT5616_STEREO_RATES,
1281 			.formats = RT5616_FORMATS,
1282 		},
1283 		.capture = {
1284 			.stream_name = "AIF1 Capture",
1285 			.channels_min = 1,
1286 			.channels_max = 2,
1287 			.rates = RT5616_STEREO_RATES,
1288 			.formats = RT5616_FORMATS,
1289 		},
1290 		.ops = &rt5616_aif_dai_ops,
1291 	},
1292 };
1293 
1294 static const struct snd_soc_component_driver soc_component_dev_rt5616 = {
1295 	.probe			= rt5616_probe,
1296 	.suspend		= rt5616_suspend,
1297 	.resume			= rt5616_resume,
1298 	.set_bias_level		= rt5616_set_bias_level,
1299 	.controls		= rt5616_snd_controls,
1300 	.num_controls		= ARRAY_SIZE(rt5616_snd_controls),
1301 	.dapm_widgets		= rt5616_dapm_widgets,
1302 	.num_dapm_widgets	= ARRAY_SIZE(rt5616_dapm_widgets),
1303 	.dapm_routes		= rt5616_dapm_routes,
1304 	.num_dapm_routes	= ARRAY_SIZE(rt5616_dapm_routes),
1305 	.use_pmdown_time	= 1,
1306 	.endianness		= 1,
1307 };
1308 
1309 static const struct regmap_config rt5616_regmap = {
1310 	.reg_bits = 8,
1311 	.val_bits = 16,
1312 	.use_single_read = true,
1313 	.use_single_write = true,
1314 	.max_register = RT5616_DEVICE_ID + 1 + (ARRAY_SIZE(rt5616_ranges) *
1315 					       RT5616_PR_SPACING),
1316 	.volatile_reg = rt5616_volatile_register,
1317 	.readable_reg = rt5616_readable_register,
1318 	.cache_type = REGCACHE_RBTREE,
1319 	.reg_defaults = rt5616_reg,
1320 	.num_reg_defaults = ARRAY_SIZE(rt5616_reg),
1321 	.ranges = rt5616_ranges,
1322 	.num_ranges = ARRAY_SIZE(rt5616_ranges),
1323 };
1324 
1325 static const struct i2c_device_id rt5616_i2c_id[] = {
1326 	{ "rt5616", 0 },
1327 	{ }
1328 };
1329 MODULE_DEVICE_TABLE(i2c, rt5616_i2c_id);
1330 
1331 #if defined(CONFIG_OF)
1332 static const struct of_device_id rt5616_of_match[] = {
1333 	{ .compatible = "realtek,rt5616", },
1334 	{},
1335 };
1336 MODULE_DEVICE_TABLE(of, rt5616_of_match);
1337 #endif
1338 
1339 static int rt5616_i2c_probe(struct i2c_client *i2c)
1340 {
1341 	struct rt5616_priv *rt5616;
1342 	unsigned int val;
1343 	int ret;
1344 
1345 	rt5616 = devm_kzalloc(&i2c->dev, sizeof(struct rt5616_priv),
1346 			      GFP_KERNEL);
1347 	if (!rt5616)
1348 		return -ENOMEM;
1349 
1350 	i2c_set_clientdata(i2c, rt5616);
1351 
1352 	rt5616->regmap = devm_regmap_init_i2c(i2c, &rt5616_regmap);
1353 	if (IS_ERR(rt5616->regmap)) {
1354 		ret = PTR_ERR(rt5616->regmap);
1355 		dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
1356 			ret);
1357 		return ret;
1358 	}
1359 
1360 	regmap_read(rt5616->regmap, RT5616_DEVICE_ID, &val);
1361 	if (val != 0x6281) {
1362 		dev_err(&i2c->dev,
1363 			"Device with ID register %#x is not rt5616\n",
1364 			val);
1365 		return -ENODEV;
1366 	}
1367 	regmap_write(rt5616->regmap, RT5616_RESET, 0);
1368 	regmap_update_bits(rt5616->regmap, RT5616_PWR_ANLG1,
1369 			   RT5616_PWR_VREF1 | RT5616_PWR_MB |
1370 			   RT5616_PWR_BG | RT5616_PWR_VREF2,
1371 			   RT5616_PWR_VREF1 | RT5616_PWR_MB |
1372 			   RT5616_PWR_BG | RT5616_PWR_VREF2);
1373 	mdelay(10);
1374 	regmap_update_bits(rt5616->regmap, RT5616_PWR_ANLG1,
1375 			   RT5616_PWR_FV1 | RT5616_PWR_FV2,
1376 			   RT5616_PWR_FV1 | RT5616_PWR_FV2);
1377 
1378 	ret = regmap_register_patch(rt5616->regmap, init_list,
1379 				    ARRAY_SIZE(init_list));
1380 	if (ret != 0)
1381 		dev_warn(&i2c->dev, "Failed to apply regmap patch: %d\n", ret);
1382 
1383 	regmap_update_bits(rt5616->regmap, RT5616_PWR_ANLG1,
1384 			   RT5616_PWR_LDO_DVO_MASK, RT5616_PWR_LDO_DVO_1_2V);
1385 
1386 	return devm_snd_soc_register_component(&i2c->dev,
1387 				      &soc_component_dev_rt5616,
1388 				      rt5616_dai, ARRAY_SIZE(rt5616_dai));
1389 }
1390 
1391 static void rt5616_i2c_remove(struct i2c_client *i2c)
1392 {}
1393 
1394 static void rt5616_i2c_shutdown(struct i2c_client *client)
1395 {
1396 	struct rt5616_priv *rt5616 = i2c_get_clientdata(client);
1397 
1398 	regmap_write(rt5616->regmap, RT5616_HP_VOL, 0xc8c8);
1399 	regmap_write(rt5616->regmap, RT5616_LOUT_CTRL1, 0xc8c8);
1400 }
1401 
1402 static struct i2c_driver rt5616_i2c_driver = {
1403 	.driver = {
1404 		.name = "rt5616",
1405 		.of_match_table = of_match_ptr(rt5616_of_match),
1406 	},
1407 	.probe_new = rt5616_i2c_probe,
1408 	.remove = rt5616_i2c_remove,
1409 	.shutdown = rt5616_i2c_shutdown,
1410 	.id_table = rt5616_i2c_id,
1411 };
1412 module_i2c_driver(rt5616_i2c_driver);
1413 
1414 MODULE_DESCRIPTION("ASoC RT5616 driver");
1415 MODULE_AUTHOR("Bard Liao <bardliao@realtek.com>");
1416 MODULE_LICENSE("GPL");
1417