xref: /openbmc/linux/sound/soc/codecs/adau1373.c (revision 9344dade)
1 /*
2  * Analog Devices ADAU1373 Audio Codec drive
3  *
4  * Copyright 2011 Analog Devices Inc.
5  * Author: Lars-Peter Clausen <lars@metafoo.de>
6  *
7  * Licensed under the GPL-2 or later.
8  */
9 
10 #include <linux/module.h>
11 #include <linux/init.h>
12 #include <linux/delay.h>
13 #include <linux/pm.h>
14 #include <linux/i2c.h>
15 #include <linux/slab.h>
16 #include <linux/gcd.h>
17 
18 #include <sound/core.h>
19 #include <sound/pcm.h>
20 #include <sound/pcm_params.h>
21 #include <sound/tlv.h>
22 #include <sound/soc.h>
23 #include <sound/adau1373.h>
24 
25 #include "adau1373.h"
26 
27 struct adau1373_dai {
28 	unsigned int clk_src;
29 	unsigned int sysclk;
30 	bool enable_src;
31 	bool master;
32 };
33 
34 struct adau1373 {
35 	struct adau1373_dai dais[3];
36 };
37 
38 #define ADAU1373_INPUT_MODE	0x00
39 #define ADAU1373_AINL_CTRL(x)	(0x01 + (x) * 2)
40 #define ADAU1373_AINR_CTRL(x)	(0x02 + (x) * 2)
41 #define ADAU1373_LLINE_OUT(x)	(0x9 + (x) * 2)
42 #define ADAU1373_RLINE_OUT(x)	(0xa + (x) * 2)
43 #define ADAU1373_LSPK_OUT	0x0d
44 #define ADAU1373_RSPK_OUT	0x0e
45 #define ADAU1373_LHP_OUT	0x0f
46 #define ADAU1373_RHP_OUT	0x10
47 #define ADAU1373_ADC_GAIN	0x11
48 #define ADAU1373_LADC_MIXER	0x12
49 #define ADAU1373_RADC_MIXER	0x13
50 #define ADAU1373_LLINE1_MIX	0x14
51 #define ADAU1373_RLINE1_MIX	0x15
52 #define ADAU1373_LLINE2_MIX	0x16
53 #define ADAU1373_RLINE2_MIX	0x17
54 #define ADAU1373_LSPK_MIX	0x18
55 #define ADAU1373_RSPK_MIX	0x19
56 #define ADAU1373_LHP_MIX	0x1a
57 #define ADAU1373_RHP_MIX	0x1b
58 #define ADAU1373_EP_MIX		0x1c
59 #define ADAU1373_HP_CTRL	0x1d
60 #define ADAU1373_HP_CTRL2	0x1e
61 #define ADAU1373_LS_CTRL	0x1f
62 #define ADAU1373_EP_CTRL	0x21
63 #define ADAU1373_MICBIAS_CTRL1	0x22
64 #define ADAU1373_MICBIAS_CTRL2	0x23
65 #define ADAU1373_OUTPUT_CTRL	0x24
66 #define ADAU1373_PWDN_CTRL1	0x25
67 #define ADAU1373_PWDN_CTRL2	0x26
68 #define ADAU1373_PWDN_CTRL3	0x27
69 #define ADAU1373_DPLL_CTRL(x)	(0x28 + (x) * 7)
70 #define ADAU1373_PLL_CTRL1(x)	(0x29 + (x) * 7)
71 #define ADAU1373_PLL_CTRL2(x)	(0x2a + (x) * 7)
72 #define ADAU1373_PLL_CTRL3(x)	(0x2b + (x) * 7)
73 #define ADAU1373_PLL_CTRL4(x)	(0x2c + (x) * 7)
74 #define ADAU1373_PLL_CTRL5(x)	(0x2d + (x) * 7)
75 #define ADAU1373_PLL_CTRL6(x)	(0x2e + (x) * 7)
76 #define ADAU1373_PLL_CTRL7(x)	(0x2f + (x) * 7)
77 #define ADAU1373_HEADDECT	0x36
78 #define ADAU1373_ADC_DAC_STATUS	0x37
79 #define ADAU1373_ADC_CTRL	0x3c
80 #define ADAU1373_DAI(x)		(0x44 + (x))
81 #define ADAU1373_CLK_SRC_DIV(x)	(0x40 + (x) * 2)
82 #define ADAU1373_BCLKDIV(x)	(0x47 + (x))
83 #define ADAU1373_SRC_RATIOA(x)	(0x4a + (x) * 2)
84 #define ADAU1373_SRC_RATIOB(x)	(0x4b + (x) * 2)
85 #define ADAU1373_DEEMP_CTRL	0x50
86 #define ADAU1373_SRC_DAI_CTRL(x) (0x51 + (x))
87 #define ADAU1373_DIN_MIX_CTRL(x) (0x56 + (x))
88 #define ADAU1373_DOUT_MIX_CTRL(x) (0x5b + (x))
89 #define ADAU1373_DAI_PBL_VOL(x)	(0x62 + (x) * 2)
90 #define ADAU1373_DAI_PBR_VOL(x)	(0x63 + (x) * 2)
91 #define ADAU1373_DAI_RECL_VOL(x) (0x68 + (x) * 2)
92 #define ADAU1373_DAI_RECR_VOL(x) (0x69 + (x) * 2)
93 #define ADAU1373_DAC1_PBL_VOL	0x6e
94 #define ADAU1373_DAC1_PBR_VOL	0x6f
95 #define ADAU1373_DAC2_PBL_VOL	0x70
96 #define ADAU1373_DAC2_PBR_VOL	0x71
97 #define ADAU1373_ADC_RECL_VOL	0x72
98 #define ADAU1373_ADC_RECR_VOL	0x73
99 #define ADAU1373_DMIC_RECL_VOL	0x74
100 #define ADAU1373_DMIC_RECR_VOL	0x75
101 #define ADAU1373_VOL_GAIN1	0x76
102 #define ADAU1373_VOL_GAIN2	0x77
103 #define ADAU1373_VOL_GAIN3	0x78
104 #define ADAU1373_HPF_CTRL	0x7d
105 #define ADAU1373_BASS1		0x7e
106 #define ADAU1373_BASS2		0x7f
107 #define ADAU1373_DRC(x)		(0x80 + (x) * 0x10)
108 #define ADAU1373_3D_CTRL1	0xc0
109 #define ADAU1373_3D_CTRL2	0xc1
110 #define ADAU1373_FDSP_SEL1	0xdc
111 #define ADAU1373_FDSP_SEL2	0xdd
112 #define ADAU1373_FDSP_SEL3	0xde
113 #define ADAU1373_FDSP_SEL4	0xdf
114 #define ADAU1373_DIGMICCTRL	0xe2
115 #define ADAU1373_DIGEN		0xeb
116 #define ADAU1373_SOFT_RESET	0xff
117 
118 
119 #define ADAU1373_PLL_CTRL6_DPLL_BYPASS	BIT(1)
120 #define ADAU1373_PLL_CTRL6_PLL_EN	BIT(0)
121 
122 #define ADAU1373_DAI_INVERT_BCLK	BIT(7)
123 #define ADAU1373_DAI_MASTER		BIT(6)
124 #define ADAU1373_DAI_INVERT_LRCLK	BIT(4)
125 #define ADAU1373_DAI_WLEN_16		0x0
126 #define ADAU1373_DAI_WLEN_20		0x4
127 #define ADAU1373_DAI_WLEN_24		0x8
128 #define ADAU1373_DAI_WLEN_32		0xc
129 #define ADAU1373_DAI_WLEN_MASK		0xc
130 #define ADAU1373_DAI_FORMAT_RIGHT_J	0x0
131 #define ADAU1373_DAI_FORMAT_LEFT_J	0x1
132 #define ADAU1373_DAI_FORMAT_I2S		0x2
133 #define ADAU1373_DAI_FORMAT_DSP		0x3
134 
135 #define ADAU1373_BCLKDIV_SOURCE		BIT(5)
136 #define ADAU1373_BCLKDIV_SR_MASK	(0x07 << 2)
137 #define ADAU1373_BCLKDIV_BCLK_MASK	0x03
138 #define ADAU1373_BCLKDIV_32		0x03
139 #define ADAU1373_BCLKDIV_64		0x02
140 #define ADAU1373_BCLKDIV_128		0x01
141 #define ADAU1373_BCLKDIV_256		0x00
142 
143 #define ADAU1373_ADC_CTRL_PEAK_DETECT	BIT(0)
144 #define ADAU1373_ADC_CTRL_RESET		BIT(1)
145 #define ADAU1373_ADC_CTRL_RESET_FORCE	BIT(2)
146 
147 #define ADAU1373_OUTPUT_CTRL_LDIFF	BIT(3)
148 #define ADAU1373_OUTPUT_CTRL_LNFBEN	BIT(2)
149 
150 #define ADAU1373_PWDN_CTRL3_PWR_EN BIT(0)
151 
152 #define ADAU1373_EP_CTRL_MICBIAS1_OFFSET 4
153 #define ADAU1373_EP_CTRL_MICBIAS2_OFFSET 2
154 
155 static const uint8_t adau1373_default_regs[] = {
156 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x00 */
157 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
158 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x10 */
159 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
160 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x20 */
161 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00,
162 	0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, /* 0x30 */
163 	0x00, 0x00, 0x00, 0x80, 0x00, 0x01, 0x00, 0x00,
164 	0x00, 0x00, 0x00, 0x00, 0x0a, 0x0a, 0x0a, 0x00, /* 0x40 */
165 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
166 	0x00, 0x08, 0x08, 0x08, 0x00, 0x00, 0x00, 0x00, /* 0x50 */
167 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
168 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x60 */
169 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
170 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70 */
171 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
172 	0x78, 0x18, 0x00, 0x00, 0x00, 0xc0, 0x00, 0x00, /* 0x80 */
173 	0x00, 0xc0, 0x88, 0x7a, 0xdf, 0x20, 0x00, 0x00,
174 	0x78, 0x18, 0x00, 0x00, 0x00, 0xc0, 0x00, 0x00, /* 0x90 */
175 	0x00, 0xc0, 0x88, 0x7a, 0xdf, 0x20, 0x00, 0x00,
176 	0x78, 0x18, 0x00, 0x00, 0x00, 0xc0, 0x00, 0x00, /* 0xa0 */
177 	0x00, 0xc0, 0x88, 0x7a, 0xdf, 0x20, 0x00, 0x00,
178 	0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0xb0 */
179 	0xff, 0xff, 0xff, 0xff, 0xff, 0x1f, 0x00, 0x00,
180 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc0 */
181 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
182 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xd0 */
183 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
184 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, /* 0xe0 */
185 	0x00, 0x1f, 0x0f, 0x00, 0x00,
186 };
187 
188 static const unsigned int adau1373_out_tlv[] = {
189 	TLV_DB_RANGE_HEAD(4),
190 	0, 7, TLV_DB_SCALE_ITEM(-7900, 400, 1),
191 	8, 15, TLV_DB_SCALE_ITEM(-4700, 300, 0),
192 	16, 23, TLV_DB_SCALE_ITEM(-2300, 200, 0),
193 	24, 31, TLV_DB_SCALE_ITEM(-700, 100, 0),
194 };
195 
196 static const DECLARE_TLV_DB_MINMAX(adau1373_digital_tlv, -9563, 0);
197 static const DECLARE_TLV_DB_SCALE(adau1373_in_pga_tlv, -1300, 100, 1);
198 static const DECLARE_TLV_DB_SCALE(adau1373_ep_tlv, -600, 600, 1);
199 
200 static const DECLARE_TLV_DB_SCALE(adau1373_input_boost_tlv, 0, 2000, 0);
201 static const DECLARE_TLV_DB_SCALE(adau1373_gain_boost_tlv, 0, 600, 0);
202 static const DECLARE_TLV_DB_SCALE(adau1373_speaker_boost_tlv, 1200, 600, 0);
203 
204 static const char *adau1373_fdsp_sel_text[] = {
205 	"None",
206 	"Channel 1",
207 	"Channel 2",
208 	"Channel 3",
209 	"Channel 4",
210 	"Channel 5",
211 };
212 
213 static const SOC_ENUM_SINGLE_DECL(adau1373_drc1_channel_enum,
214 	ADAU1373_FDSP_SEL1, 4, adau1373_fdsp_sel_text);
215 static const SOC_ENUM_SINGLE_DECL(adau1373_drc2_channel_enum,
216 	ADAU1373_FDSP_SEL1, 0, adau1373_fdsp_sel_text);
217 static const SOC_ENUM_SINGLE_DECL(adau1373_drc3_channel_enum,
218 	ADAU1373_FDSP_SEL2, 0, adau1373_fdsp_sel_text);
219 static const SOC_ENUM_SINGLE_DECL(adau1373_hpf_channel_enum,
220 	ADAU1373_FDSP_SEL3, 0, adau1373_fdsp_sel_text);
221 static const SOC_ENUM_SINGLE_DECL(adau1373_bass_channel_enum,
222 	ADAU1373_FDSP_SEL4, 4, adau1373_fdsp_sel_text);
223 
224 static const char *adau1373_hpf_cutoff_text[] = {
225 	"3.7Hz", "50Hz", "100Hz", "150Hz", "200Hz", "250Hz", "300Hz", "350Hz",
226 	"400Hz", "450Hz", "500Hz", "550Hz", "600Hz", "650Hz", "700Hz", "750Hz",
227 	"800Hz",
228 };
229 
230 static const SOC_ENUM_SINGLE_DECL(adau1373_hpf_cutoff_enum,
231 	ADAU1373_HPF_CTRL, 3, adau1373_hpf_cutoff_text);
232 
233 static const char *adau1373_bass_lpf_cutoff_text[] = {
234 	"801Hz", "1001Hz",
235 };
236 
237 static const char *adau1373_bass_clip_level_text[] = {
238 	"0.125", "0.250", "0.370", "0.500", "0.625", "0.750", "0.875",
239 };
240 
241 static const unsigned int adau1373_bass_clip_level_values[] = {
242 	1, 2, 3, 4, 5, 6, 7,
243 };
244 
245 static const char *adau1373_bass_hpf_cutoff_text[] = {
246 	"158Hz", "232Hz", "347Hz", "520Hz",
247 };
248 
249 static const unsigned int adau1373_bass_tlv[] = {
250 	TLV_DB_RANGE_HEAD(3),
251 	0, 2, TLV_DB_SCALE_ITEM(-600, 600, 1),
252 	3, 4, TLV_DB_SCALE_ITEM(950, 250, 0),
253 	5, 7, TLV_DB_SCALE_ITEM(1400, 150, 0),
254 };
255 
256 static const SOC_ENUM_SINGLE_DECL(adau1373_bass_lpf_cutoff_enum,
257 	ADAU1373_BASS1, 5, adau1373_bass_lpf_cutoff_text);
258 
259 static const SOC_VALUE_ENUM_SINGLE_DECL(adau1373_bass_clip_level_enum,
260 	ADAU1373_BASS1, 2, 7, adau1373_bass_clip_level_text,
261 	adau1373_bass_clip_level_values);
262 
263 static const SOC_ENUM_SINGLE_DECL(adau1373_bass_hpf_cutoff_enum,
264 	ADAU1373_BASS1, 0, adau1373_bass_hpf_cutoff_text);
265 
266 static const char *adau1373_3d_level_text[] = {
267 	"0%", "6.67%", "13.33%", "20%", "26.67%", "33.33%",
268 	"40%", "46.67%", "53.33%", "60%", "66.67%", "73.33%",
269 	"80%", "86.67", "99.33%", "100%"
270 };
271 
272 static const char *adau1373_3d_cutoff_text[] = {
273 	"No 3D", "0.03125 fs", "0.04583 fs", "0.075 fs", "0.11458 fs",
274 	"0.16875 fs", "0.27083 fs"
275 };
276 
277 static const SOC_ENUM_SINGLE_DECL(adau1373_3d_level_enum,
278 	ADAU1373_3D_CTRL1, 4, adau1373_3d_level_text);
279 static const SOC_ENUM_SINGLE_DECL(adau1373_3d_cutoff_enum,
280 	ADAU1373_3D_CTRL1, 0, adau1373_3d_cutoff_text);
281 
282 static const unsigned int adau1373_3d_tlv[] = {
283 	TLV_DB_RANGE_HEAD(2),
284 	0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
285 	1, 7, TLV_DB_LINEAR_ITEM(-1800, -120),
286 };
287 
288 static const char *adau1373_lr_mux_text[] = {
289 	"Mute",
290 	"Right Channel (L+R)",
291 	"Left Channel (L+R)",
292 	"Stereo",
293 };
294 
295 static const SOC_ENUM_SINGLE_DECL(adau1373_lineout1_lr_mux_enum,
296 	ADAU1373_OUTPUT_CTRL, 4, adau1373_lr_mux_text);
297 static const SOC_ENUM_SINGLE_DECL(adau1373_lineout2_lr_mux_enum,
298 	ADAU1373_OUTPUT_CTRL, 6, adau1373_lr_mux_text);
299 static const SOC_ENUM_SINGLE_DECL(adau1373_speaker_lr_mux_enum,
300 	ADAU1373_LS_CTRL, 4, adau1373_lr_mux_text);
301 
302 static const struct snd_kcontrol_new adau1373_controls[] = {
303 	SOC_DOUBLE_R_TLV("AIF1 Capture Volume", ADAU1373_DAI_RECL_VOL(0),
304 		ADAU1373_DAI_RECR_VOL(0), 0, 0xff, 1, adau1373_digital_tlv),
305 	SOC_DOUBLE_R_TLV("AIF2 Capture Volume", ADAU1373_DAI_RECL_VOL(1),
306 		ADAU1373_DAI_RECR_VOL(1), 0, 0xff, 1, adau1373_digital_tlv),
307 	SOC_DOUBLE_R_TLV("AIF3 Capture Volume", ADAU1373_DAI_RECL_VOL(2),
308 		ADAU1373_DAI_RECR_VOL(2), 0, 0xff, 1, adau1373_digital_tlv),
309 
310 	SOC_DOUBLE_R_TLV("ADC Capture Volume", ADAU1373_ADC_RECL_VOL,
311 		ADAU1373_ADC_RECR_VOL, 0, 0xff, 1, adau1373_digital_tlv),
312 	SOC_DOUBLE_R_TLV("DMIC Capture Volume", ADAU1373_DMIC_RECL_VOL,
313 		ADAU1373_DMIC_RECR_VOL, 0, 0xff, 1, adau1373_digital_tlv),
314 
315 	SOC_DOUBLE_R_TLV("AIF1 Playback Volume", ADAU1373_DAI_PBL_VOL(0),
316 		ADAU1373_DAI_PBR_VOL(0), 0, 0xff, 1, adau1373_digital_tlv),
317 	SOC_DOUBLE_R_TLV("AIF2 Playback Volume", ADAU1373_DAI_PBL_VOL(1),
318 		ADAU1373_DAI_PBR_VOL(1), 0, 0xff, 1, adau1373_digital_tlv),
319 	SOC_DOUBLE_R_TLV("AIF3 Playback Volume", ADAU1373_DAI_PBL_VOL(2),
320 		ADAU1373_DAI_PBR_VOL(2), 0, 0xff, 1, adau1373_digital_tlv),
321 
322 	SOC_DOUBLE_R_TLV("DAC1 Playback Volume", ADAU1373_DAC1_PBL_VOL,
323 		ADAU1373_DAC1_PBR_VOL, 0, 0xff, 1, adau1373_digital_tlv),
324 	SOC_DOUBLE_R_TLV("DAC2 Playback Volume", ADAU1373_DAC2_PBL_VOL,
325 		ADAU1373_DAC2_PBR_VOL, 0, 0xff, 1, adau1373_digital_tlv),
326 
327 	SOC_DOUBLE_R_TLV("Lineout1 Playback Volume", ADAU1373_LLINE_OUT(0),
328 		ADAU1373_RLINE_OUT(0), 0, 0x1f, 0, adau1373_out_tlv),
329 	SOC_DOUBLE_R_TLV("Speaker Playback Volume", ADAU1373_LSPK_OUT,
330 		ADAU1373_RSPK_OUT, 0, 0x1f, 0, adau1373_out_tlv),
331 	SOC_DOUBLE_R_TLV("Headphone Playback Volume", ADAU1373_LHP_OUT,
332 		ADAU1373_RHP_OUT, 0, 0x1f, 0, adau1373_out_tlv),
333 
334 	SOC_DOUBLE_R_TLV("Input 1 Capture Volume", ADAU1373_AINL_CTRL(0),
335 		ADAU1373_AINR_CTRL(0), 0, 0x1f, 0, adau1373_in_pga_tlv),
336 	SOC_DOUBLE_R_TLV("Input 2 Capture Volume", ADAU1373_AINL_CTRL(1),
337 		ADAU1373_AINR_CTRL(1), 0, 0x1f, 0, adau1373_in_pga_tlv),
338 	SOC_DOUBLE_R_TLV("Input 3 Capture Volume", ADAU1373_AINL_CTRL(2),
339 		ADAU1373_AINR_CTRL(2), 0, 0x1f, 0, adau1373_in_pga_tlv),
340 	SOC_DOUBLE_R_TLV("Input 4 Capture Volume", ADAU1373_AINL_CTRL(3),
341 		ADAU1373_AINR_CTRL(3), 0, 0x1f, 0, adau1373_in_pga_tlv),
342 
343 	SOC_SINGLE_TLV("Earpiece Playback Volume", ADAU1373_EP_CTRL, 0, 3, 0,
344 		adau1373_ep_tlv),
345 
346 	SOC_DOUBLE_TLV("AIF3 Boost Playback Volume", ADAU1373_VOL_GAIN1, 4, 5,
347 		1, 0, adau1373_gain_boost_tlv),
348 	SOC_DOUBLE_TLV("AIF2 Boost Playback Volume", ADAU1373_VOL_GAIN1, 2, 3,
349 		1, 0, adau1373_gain_boost_tlv),
350 	SOC_DOUBLE_TLV("AIF1 Boost Playback Volume", ADAU1373_VOL_GAIN1, 0, 1,
351 		1, 0, adau1373_gain_boost_tlv),
352 	SOC_DOUBLE_TLV("AIF3 Boost Capture Volume", ADAU1373_VOL_GAIN2, 4, 5,
353 		1, 0, adau1373_gain_boost_tlv),
354 	SOC_DOUBLE_TLV("AIF2 Boost Capture Volume", ADAU1373_VOL_GAIN2, 2, 3,
355 		1, 0, adau1373_gain_boost_tlv),
356 	SOC_DOUBLE_TLV("AIF1 Boost Capture Volume", ADAU1373_VOL_GAIN2, 0, 1,
357 		1, 0, adau1373_gain_boost_tlv),
358 	SOC_DOUBLE_TLV("DMIC Boost Capture Volume", ADAU1373_VOL_GAIN3, 6, 7,
359 		1, 0, adau1373_gain_boost_tlv),
360 	SOC_DOUBLE_TLV("ADC Boost Capture Volume", ADAU1373_VOL_GAIN3, 4, 5,
361 		1, 0, adau1373_gain_boost_tlv),
362 	SOC_DOUBLE_TLV("DAC2 Boost Playback Volume", ADAU1373_VOL_GAIN3, 2, 3,
363 		1, 0, adau1373_gain_boost_tlv),
364 	SOC_DOUBLE_TLV("DAC1 Boost Playback Volume", ADAU1373_VOL_GAIN3, 0, 1,
365 		1, 0, adau1373_gain_boost_tlv),
366 
367 	SOC_DOUBLE_TLV("Input 1 Boost Capture Volume", ADAU1373_ADC_GAIN, 0, 4,
368 		1, 0, adau1373_input_boost_tlv),
369 	SOC_DOUBLE_TLV("Input 2 Boost Capture Volume", ADAU1373_ADC_GAIN, 1, 5,
370 		1, 0, adau1373_input_boost_tlv),
371 	SOC_DOUBLE_TLV("Input 3 Boost Capture Volume", ADAU1373_ADC_GAIN, 2, 6,
372 		1, 0, adau1373_input_boost_tlv),
373 	SOC_DOUBLE_TLV("Input 4 Boost Capture Volume", ADAU1373_ADC_GAIN, 3, 7,
374 		1, 0, adau1373_input_boost_tlv),
375 
376 	SOC_DOUBLE_TLV("Speaker Boost Playback Volume", ADAU1373_LS_CTRL, 2, 3,
377 		1, 0, adau1373_speaker_boost_tlv),
378 
379 	SOC_ENUM("Lineout1 LR Mux", adau1373_lineout1_lr_mux_enum),
380 	SOC_ENUM("Speaker LR Mux", adau1373_speaker_lr_mux_enum),
381 
382 	SOC_ENUM("HPF Cutoff", adau1373_hpf_cutoff_enum),
383 	SOC_DOUBLE("HPF Switch", ADAU1373_HPF_CTRL, 1, 0, 1, 0),
384 	SOC_ENUM("HPF Channel", adau1373_hpf_channel_enum),
385 
386 	SOC_ENUM("Bass HPF Cutoff", adau1373_bass_hpf_cutoff_enum),
387 	SOC_VALUE_ENUM("Bass Clip Level Threshold",
388 	    adau1373_bass_clip_level_enum),
389 	SOC_ENUM("Bass LPF Cutoff", adau1373_bass_lpf_cutoff_enum),
390 	SOC_DOUBLE("Bass Playback Switch", ADAU1373_BASS2, 0, 1, 1, 0),
391 	SOC_SINGLE_TLV("Bass Playback Volume", ADAU1373_BASS2, 2, 7, 0,
392 	    adau1373_bass_tlv),
393 	SOC_ENUM("Bass Channel", adau1373_bass_channel_enum),
394 
395 	SOC_ENUM("3D Freq", adau1373_3d_cutoff_enum),
396 	SOC_ENUM("3D Level", adau1373_3d_level_enum),
397 	SOC_SINGLE("3D Playback Switch", ADAU1373_3D_CTRL2, 0, 1, 0),
398 	SOC_SINGLE_TLV("3D Playback Volume", ADAU1373_3D_CTRL2, 2, 7, 0,
399 		adau1373_3d_tlv),
400 	SOC_ENUM("3D Channel", adau1373_bass_channel_enum),
401 
402 	SOC_SINGLE("Zero Cross Switch", ADAU1373_PWDN_CTRL3, 7, 1, 0),
403 };
404 
405 static const struct snd_kcontrol_new adau1373_lineout2_controls[] = {
406 	SOC_DOUBLE_R_TLV("Lineout2 Playback Volume", ADAU1373_LLINE_OUT(1),
407 		ADAU1373_RLINE_OUT(1), 0, 0x1f, 0, adau1373_out_tlv),
408 	SOC_ENUM("Lineout2 LR Mux", adau1373_lineout2_lr_mux_enum),
409 };
410 
411 static const struct snd_kcontrol_new adau1373_drc_controls[] = {
412 	SOC_ENUM("DRC1 Channel", adau1373_drc1_channel_enum),
413 	SOC_ENUM("DRC2 Channel", adau1373_drc2_channel_enum),
414 	SOC_ENUM("DRC3 Channel", adau1373_drc3_channel_enum),
415 };
416 
417 static int adau1373_pll_event(struct snd_soc_dapm_widget *w,
418 	struct snd_kcontrol *kcontrol, int event)
419 {
420 	struct snd_soc_codec *codec = w->codec;
421 	unsigned int pll_id = w->name[3] - '1';
422 	unsigned int val;
423 
424 	if (SND_SOC_DAPM_EVENT_ON(event))
425 		val = ADAU1373_PLL_CTRL6_PLL_EN;
426 	else
427 		val = 0;
428 
429 	snd_soc_update_bits(codec, ADAU1373_PLL_CTRL6(pll_id),
430 		ADAU1373_PLL_CTRL6_PLL_EN, val);
431 
432 	if (SND_SOC_DAPM_EVENT_ON(event))
433 		mdelay(5);
434 
435 	return 0;
436 }
437 
438 static const char *adau1373_decimator_text[] = {
439 	"ADC",
440 	"DMIC1",
441 };
442 
443 static const struct soc_enum adau1373_decimator_enum =
444 	SOC_ENUM_SINGLE(0, 0, 2, adau1373_decimator_text);
445 
446 static const struct snd_kcontrol_new adau1373_decimator_mux =
447 	SOC_DAPM_ENUM_VIRT("Decimator Mux", adau1373_decimator_enum);
448 
449 static const struct snd_kcontrol_new adau1373_left_adc_mixer_controls[] = {
450 	SOC_DAPM_SINGLE("DAC1 Switch", ADAU1373_LADC_MIXER, 4, 1, 0),
451 	SOC_DAPM_SINGLE("Input 4 Switch", ADAU1373_LADC_MIXER, 3, 1, 0),
452 	SOC_DAPM_SINGLE("Input 3 Switch", ADAU1373_LADC_MIXER, 2, 1, 0),
453 	SOC_DAPM_SINGLE("Input 2 Switch", ADAU1373_LADC_MIXER, 1, 1, 0),
454 	SOC_DAPM_SINGLE("Input 1 Switch", ADAU1373_LADC_MIXER, 0, 1, 0),
455 };
456 
457 static const struct snd_kcontrol_new adau1373_right_adc_mixer_controls[] = {
458 	SOC_DAPM_SINGLE("DAC1 Switch", ADAU1373_RADC_MIXER, 4, 1, 0),
459 	SOC_DAPM_SINGLE("Input 4 Switch", ADAU1373_RADC_MIXER, 3, 1, 0),
460 	SOC_DAPM_SINGLE("Input 3 Switch", ADAU1373_RADC_MIXER, 2, 1, 0),
461 	SOC_DAPM_SINGLE("Input 2 Switch", ADAU1373_RADC_MIXER, 1, 1, 0),
462 	SOC_DAPM_SINGLE("Input 1 Switch", ADAU1373_RADC_MIXER, 0, 1, 0),
463 };
464 
465 #define DECLARE_ADAU1373_OUTPUT_MIXER_CTRLS(_name, _reg) \
466 const struct snd_kcontrol_new _name[] = { \
467 	SOC_DAPM_SINGLE("Left DAC2 Switch", _reg, 7, 1, 0), \
468 	SOC_DAPM_SINGLE("Right DAC2 Switch", _reg, 6, 1, 0), \
469 	SOC_DAPM_SINGLE("Left DAC1 Switch", _reg, 5, 1, 0), \
470 	SOC_DAPM_SINGLE("Right DAC1 Switch", _reg, 4, 1, 0), \
471 	SOC_DAPM_SINGLE("Input 4 Bypass Switch", _reg, 3, 1, 0), \
472 	SOC_DAPM_SINGLE("Input 3 Bypass Switch", _reg, 2, 1, 0), \
473 	SOC_DAPM_SINGLE("Input 2 Bypass Switch", _reg, 1, 1, 0), \
474 	SOC_DAPM_SINGLE("Input 1 Bypass Switch", _reg, 0, 1, 0), \
475 }
476 
477 static DECLARE_ADAU1373_OUTPUT_MIXER_CTRLS(adau1373_left_line1_mixer_controls,
478 	ADAU1373_LLINE1_MIX);
479 static DECLARE_ADAU1373_OUTPUT_MIXER_CTRLS(adau1373_right_line1_mixer_controls,
480 	ADAU1373_RLINE1_MIX);
481 static DECLARE_ADAU1373_OUTPUT_MIXER_CTRLS(adau1373_left_line2_mixer_controls,
482 	ADAU1373_LLINE2_MIX);
483 static DECLARE_ADAU1373_OUTPUT_MIXER_CTRLS(adau1373_right_line2_mixer_controls,
484 	ADAU1373_RLINE2_MIX);
485 static DECLARE_ADAU1373_OUTPUT_MIXER_CTRLS(adau1373_left_spk_mixer_controls,
486 	ADAU1373_LSPK_MIX);
487 static DECLARE_ADAU1373_OUTPUT_MIXER_CTRLS(adau1373_right_spk_mixer_controls,
488 	ADAU1373_RSPK_MIX);
489 static DECLARE_ADAU1373_OUTPUT_MIXER_CTRLS(adau1373_ep_mixer_controls,
490 	ADAU1373_EP_MIX);
491 
492 static const struct snd_kcontrol_new adau1373_left_hp_mixer_controls[] = {
493 	SOC_DAPM_SINGLE("Left DAC1 Switch", ADAU1373_LHP_MIX, 5, 1, 0),
494 	SOC_DAPM_SINGLE("Left DAC2 Switch", ADAU1373_LHP_MIX, 4, 1, 0),
495 	SOC_DAPM_SINGLE("Input 4 Bypass Switch", ADAU1373_LHP_MIX, 3, 1, 0),
496 	SOC_DAPM_SINGLE("Input 3 Bypass Switch", ADAU1373_LHP_MIX, 2, 1, 0),
497 	SOC_DAPM_SINGLE("Input 2 Bypass Switch", ADAU1373_LHP_MIX, 1, 1, 0),
498 	SOC_DAPM_SINGLE("Input 1 Bypass Switch", ADAU1373_LHP_MIX, 0, 1, 0),
499 };
500 
501 static const struct snd_kcontrol_new adau1373_right_hp_mixer_controls[] = {
502 	SOC_DAPM_SINGLE("Right DAC1 Switch", ADAU1373_RHP_MIX, 5, 1, 0),
503 	SOC_DAPM_SINGLE("Right DAC2 Switch", ADAU1373_RHP_MIX, 4, 1, 0),
504 	SOC_DAPM_SINGLE("Input 4 Bypass Switch", ADAU1373_RHP_MIX, 3, 1, 0),
505 	SOC_DAPM_SINGLE("Input 3 Bypass Switch", ADAU1373_RHP_MIX, 2, 1, 0),
506 	SOC_DAPM_SINGLE("Input 2 Bypass Switch", ADAU1373_RHP_MIX, 1, 1, 0),
507 	SOC_DAPM_SINGLE("Input 1 Bypass Switch", ADAU1373_RHP_MIX, 0, 1, 0),
508 };
509 
510 #define DECLARE_ADAU1373_DSP_CHANNEL_MIXER_CTRLS(_name, _reg) \
511 const struct snd_kcontrol_new _name[] = { \
512 	SOC_DAPM_SINGLE("DMIC2 Swapped Switch", _reg, 6, 1, 0), \
513 	SOC_DAPM_SINGLE("DMIC2 Switch", _reg, 5, 1, 0), \
514 	SOC_DAPM_SINGLE("ADC/DMIC1 Swapped Switch", _reg, 4, 1, 0), \
515 	SOC_DAPM_SINGLE("ADC/DMIC1 Switch", _reg, 3, 1, 0), \
516 	SOC_DAPM_SINGLE("AIF3 Switch", _reg, 2, 1, 0), \
517 	SOC_DAPM_SINGLE("AIF2 Switch", _reg, 1, 1, 0), \
518 	SOC_DAPM_SINGLE("AIF1 Switch", _reg, 0, 1, 0), \
519 }
520 
521 static DECLARE_ADAU1373_DSP_CHANNEL_MIXER_CTRLS(adau1373_dsp_channel1_mixer_controls,
522 	ADAU1373_DIN_MIX_CTRL(0));
523 static DECLARE_ADAU1373_DSP_CHANNEL_MIXER_CTRLS(adau1373_dsp_channel2_mixer_controls,
524 	ADAU1373_DIN_MIX_CTRL(1));
525 static DECLARE_ADAU1373_DSP_CHANNEL_MIXER_CTRLS(adau1373_dsp_channel3_mixer_controls,
526 	ADAU1373_DIN_MIX_CTRL(2));
527 static DECLARE_ADAU1373_DSP_CHANNEL_MIXER_CTRLS(adau1373_dsp_channel4_mixer_controls,
528 	ADAU1373_DIN_MIX_CTRL(3));
529 static DECLARE_ADAU1373_DSP_CHANNEL_MIXER_CTRLS(adau1373_dsp_channel5_mixer_controls,
530 	ADAU1373_DIN_MIX_CTRL(4));
531 
532 #define DECLARE_ADAU1373_DSP_OUTPUT_MIXER_CTRLS(_name, _reg) \
533 const struct snd_kcontrol_new _name[] = { \
534 	SOC_DAPM_SINGLE("DSP Channel5 Switch", _reg, 4, 1, 0), \
535 	SOC_DAPM_SINGLE("DSP Channel4 Switch", _reg, 3, 1, 0), \
536 	SOC_DAPM_SINGLE("DSP Channel3 Switch", _reg, 2, 1, 0), \
537 	SOC_DAPM_SINGLE("DSP Channel2 Switch", _reg, 1, 1, 0), \
538 	SOC_DAPM_SINGLE("DSP Channel1 Switch", _reg, 0, 1, 0), \
539 }
540 
541 static DECLARE_ADAU1373_DSP_OUTPUT_MIXER_CTRLS(adau1373_aif1_mixer_controls,
542 	ADAU1373_DOUT_MIX_CTRL(0));
543 static DECLARE_ADAU1373_DSP_OUTPUT_MIXER_CTRLS(adau1373_aif2_mixer_controls,
544 	ADAU1373_DOUT_MIX_CTRL(1));
545 static DECLARE_ADAU1373_DSP_OUTPUT_MIXER_CTRLS(adau1373_aif3_mixer_controls,
546 	ADAU1373_DOUT_MIX_CTRL(2));
547 static DECLARE_ADAU1373_DSP_OUTPUT_MIXER_CTRLS(adau1373_dac1_mixer_controls,
548 	ADAU1373_DOUT_MIX_CTRL(3));
549 static DECLARE_ADAU1373_DSP_OUTPUT_MIXER_CTRLS(adau1373_dac2_mixer_controls,
550 	ADAU1373_DOUT_MIX_CTRL(4));
551 
552 static const struct snd_soc_dapm_widget adau1373_dapm_widgets[] = {
553 	/* Datasheet claims Left ADC is bit 6 and Right ADC is bit 7, but that
554 	 * doesn't seem to be the case. */
555 	SND_SOC_DAPM_ADC("Left ADC", NULL, ADAU1373_PWDN_CTRL1, 7, 0),
556 	SND_SOC_DAPM_ADC("Right ADC", NULL, ADAU1373_PWDN_CTRL1, 6, 0),
557 
558 	SND_SOC_DAPM_ADC("DMIC1", NULL, ADAU1373_DIGMICCTRL, 0, 0),
559 	SND_SOC_DAPM_ADC("DMIC2", NULL, ADAU1373_DIGMICCTRL, 2, 0),
560 
561 	SND_SOC_DAPM_VIRT_MUX("Decimator Mux", SND_SOC_NOPM, 0, 0,
562 		&adau1373_decimator_mux),
563 
564 	SND_SOC_DAPM_SUPPLY("MICBIAS2", ADAU1373_PWDN_CTRL1, 5, 0, NULL, 0),
565 	SND_SOC_DAPM_SUPPLY("MICBIAS1", ADAU1373_PWDN_CTRL1, 4, 0, NULL, 0),
566 
567 	SND_SOC_DAPM_PGA("IN4PGA", ADAU1373_PWDN_CTRL1, 3, 0, NULL, 0),
568 	SND_SOC_DAPM_PGA("IN3PGA", ADAU1373_PWDN_CTRL1, 2, 0, NULL, 0),
569 	SND_SOC_DAPM_PGA("IN2PGA", ADAU1373_PWDN_CTRL1, 1, 0, NULL, 0),
570 	SND_SOC_DAPM_PGA("IN1PGA", ADAU1373_PWDN_CTRL1, 0, 0, NULL, 0),
571 
572 	SND_SOC_DAPM_DAC("Left DAC2", NULL, ADAU1373_PWDN_CTRL2, 7, 0),
573 	SND_SOC_DAPM_DAC("Right DAC2", NULL, ADAU1373_PWDN_CTRL2, 6, 0),
574 	SND_SOC_DAPM_DAC("Left DAC1", NULL, ADAU1373_PWDN_CTRL2, 5, 0),
575 	SND_SOC_DAPM_DAC("Right DAC1", NULL, ADAU1373_PWDN_CTRL2, 4, 0),
576 
577 	SOC_MIXER_ARRAY("Left ADC Mixer", SND_SOC_NOPM, 0, 0,
578 		adau1373_left_adc_mixer_controls),
579 	SOC_MIXER_ARRAY("Right ADC Mixer", SND_SOC_NOPM, 0, 0,
580 		adau1373_right_adc_mixer_controls),
581 
582 	SOC_MIXER_ARRAY("Left Lineout2 Mixer", ADAU1373_PWDN_CTRL2, 3, 0,
583 		adau1373_left_line2_mixer_controls),
584 	SOC_MIXER_ARRAY("Right Lineout2 Mixer", ADAU1373_PWDN_CTRL2, 2, 0,
585 		adau1373_right_line2_mixer_controls),
586 	SOC_MIXER_ARRAY("Left Lineout1 Mixer", ADAU1373_PWDN_CTRL2, 1, 0,
587 		adau1373_left_line1_mixer_controls),
588 	SOC_MIXER_ARRAY("Right Lineout1 Mixer", ADAU1373_PWDN_CTRL2, 0, 0,
589 		adau1373_right_line1_mixer_controls),
590 
591 	SOC_MIXER_ARRAY("Earpiece Mixer", ADAU1373_PWDN_CTRL3, 4, 0,
592 		adau1373_ep_mixer_controls),
593 	SOC_MIXER_ARRAY("Left Speaker Mixer", ADAU1373_PWDN_CTRL3, 3, 0,
594 		adau1373_left_spk_mixer_controls),
595 	SOC_MIXER_ARRAY("Right Speaker Mixer", ADAU1373_PWDN_CTRL3, 2, 0,
596 		adau1373_right_spk_mixer_controls),
597 	SOC_MIXER_ARRAY("Left Headphone Mixer", SND_SOC_NOPM, 0, 0,
598 		adau1373_left_hp_mixer_controls),
599 	SOC_MIXER_ARRAY("Right Headphone Mixer", SND_SOC_NOPM, 0, 0,
600 		adau1373_right_hp_mixer_controls),
601 	SND_SOC_DAPM_SUPPLY("Headphone Enable", ADAU1373_PWDN_CTRL3, 1, 0,
602 		NULL, 0),
603 
604 	SND_SOC_DAPM_SUPPLY("AIF1 CLK", ADAU1373_SRC_DAI_CTRL(0), 0, 0,
605 	    NULL, 0),
606 	SND_SOC_DAPM_SUPPLY("AIF2 CLK", ADAU1373_SRC_DAI_CTRL(1), 0, 0,
607 	    NULL, 0),
608 	SND_SOC_DAPM_SUPPLY("AIF3 CLK", ADAU1373_SRC_DAI_CTRL(2), 0, 0,
609 	    NULL, 0),
610 	SND_SOC_DAPM_SUPPLY("AIF1 IN SRC", ADAU1373_SRC_DAI_CTRL(0), 2, 0,
611 	    NULL, 0),
612 	SND_SOC_DAPM_SUPPLY("AIF1 OUT SRC", ADAU1373_SRC_DAI_CTRL(0), 1, 0,
613 	    NULL, 0),
614 	SND_SOC_DAPM_SUPPLY("AIF2 IN SRC", ADAU1373_SRC_DAI_CTRL(1), 2, 0,
615 	    NULL, 0),
616 	SND_SOC_DAPM_SUPPLY("AIF2 OUT SRC", ADAU1373_SRC_DAI_CTRL(1), 1, 0,
617 	    NULL, 0),
618 	SND_SOC_DAPM_SUPPLY("AIF3 IN SRC", ADAU1373_SRC_DAI_CTRL(2), 2, 0,
619 	    NULL, 0),
620 	SND_SOC_DAPM_SUPPLY("AIF3 OUT SRC", ADAU1373_SRC_DAI_CTRL(2), 1, 0,
621 	    NULL, 0),
622 
623 	SND_SOC_DAPM_AIF_IN("AIF1 IN", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0),
624 	SND_SOC_DAPM_AIF_OUT("AIF1 OUT", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0),
625 	SND_SOC_DAPM_AIF_IN("AIF2 IN", "AIF2 Playback", 0, SND_SOC_NOPM, 0, 0),
626 	SND_SOC_DAPM_AIF_OUT("AIF2 OUT", "AIF2 Capture", 0, SND_SOC_NOPM, 0, 0),
627 	SND_SOC_DAPM_AIF_IN("AIF3 IN", "AIF3 Playback", 0, SND_SOC_NOPM, 0, 0),
628 	SND_SOC_DAPM_AIF_OUT("AIF3 OUT", "AIF3 Capture", 0, SND_SOC_NOPM, 0, 0),
629 
630 	SOC_MIXER_ARRAY("DSP Channel1 Mixer", SND_SOC_NOPM, 0, 0,
631 		adau1373_dsp_channel1_mixer_controls),
632 	SOC_MIXER_ARRAY("DSP Channel2 Mixer", SND_SOC_NOPM, 0, 0,
633 		adau1373_dsp_channel2_mixer_controls),
634 	SOC_MIXER_ARRAY("DSP Channel3 Mixer", SND_SOC_NOPM, 0, 0,
635 		adau1373_dsp_channel3_mixer_controls),
636 	SOC_MIXER_ARRAY("DSP Channel4 Mixer", SND_SOC_NOPM, 0, 0,
637 		adau1373_dsp_channel4_mixer_controls),
638 	SOC_MIXER_ARRAY("DSP Channel5 Mixer", SND_SOC_NOPM, 0, 0,
639 		adau1373_dsp_channel5_mixer_controls),
640 
641 	SOC_MIXER_ARRAY("AIF1 Mixer", SND_SOC_NOPM, 0, 0,
642 		adau1373_aif1_mixer_controls),
643 	SOC_MIXER_ARRAY("AIF2 Mixer", SND_SOC_NOPM, 0, 0,
644 		adau1373_aif2_mixer_controls),
645 	SOC_MIXER_ARRAY("AIF3 Mixer", SND_SOC_NOPM, 0, 0,
646 		adau1373_aif3_mixer_controls),
647 	SOC_MIXER_ARRAY("DAC1 Mixer", SND_SOC_NOPM, 0, 0,
648 		adau1373_dac1_mixer_controls),
649 	SOC_MIXER_ARRAY("DAC2 Mixer", SND_SOC_NOPM, 0, 0,
650 		adau1373_dac2_mixer_controls),
651 
652 	SND_SOC_DAPM_SUPPLY("DSP", ADAU1373_DIGEN, 4, 0, NULL, 0),
653 	SND_SOC_DAPM_SUPPLY("Recording Engine B", ADAU1373_DIGEN, 3, 0, NULL, 0),
654 	SND_SOC_DAPM_SUPPLY("Recording Engine A", ADAU1373_DIGEN, 2, 0, NULL, 0),
655 	SND_SOC_DAPM_SUPPLY("Playback Engine B", ADAU1373_DIGEN, 1, 0, NULL, 0),
656 	SND_SOC_DAPM_SUPPLY("Playback Engine A", ADAU1373_DIGEN, 0, 0, NULL, 0),
657 
658 	SND_SOC_DAPM_SUPPLY("PLL1", SND_SOC_NOPM, 0, 0, adau1373_pll_event,
659 		SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
660 	SND_SOC_DAPM_SUPPLY("PLL2", SND_SOC_NOPM, 0, 0, adau1373_pll_event,
661 		SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
662 	SND_SOC_DAPM_SUPPLY("SYSCLK1", ADAU1373_CLK_SRC_DIV(0), 7, 0, NULL, 0),
663 	SND_SOC_DAPM_SUPPLY("SYSCLK2", ADAU1373_CLK_SRC_DIV(1), 7, 0, NULL, 0),
664 
665 	SND_SOC_DAPM_INPUT("AIN1L"),
666 	SND_SOC_DAPM_INPUT("AIN1R"),
667 	SND_SOC_DAPM_INPUT("AIN2L"),
668 	SND_SOC_DAPM_INPUT("AIN2R"),
669 	SND_SOC_DAPM_INPUT("AIN3L"),
670 	SND_SOC_DAPM_INPUT("AIN3R"),
671 	SND_SOC_DAPM_INPUT("AIN4L"),
672 	SND_SOC_DAPM_INPUT("AIN4R"),
673 
674 	SND_SOC_DAPM_INPUT("DMIC1DAT"),
675 	SND_SOC_DAPM_INPUT("DMIC2DAT"),
676 
677 	SND_SOC_DAPM_OUTPUT("LOUT1L"),
678 	SND_SOC_DAPM_OUTPUT("LOUT1R"),
679 	SND_SOC_DAPM_OUTPUT("LOUT2L"),
680 	SND_SOC_DAPM_OUTPUT("LOUT2R"),
681 	SND_SOC_DAPM_OUTPUT("HPL"),
682 	SND_SOC_DAPM_OUTPUT("HPR"),
683 	SND_SOC_DAPM_OUTPUT("SPKL"),
684 	SND_SOC_DAPM_OUTPUT("SPKR"),
685 	SND_SOC_DAPM_OUTPUT("EP"),
686 };
687 
688 static int adau1373_check_aif_clk(struct snd_soc_dapm_widget *source,
689 	struct snd_soc_dapm_widget *sink)
690 {
691 	struct snd_soc_codec *codec = source->codec;
692 	struct adau1373 *adau1373 = snd_soc_codec_get_drvdata(codec);
693 	unsigned int dai;
694 	const char *clk;
695 
696 	dai = sink->name[3] - '1';
697 
698 	if (!adau1373->dais[dai].master)
699 		return 0;
700 
701 	if (adau1373->dais[dai].clk_src == ADAU1373_CLK_SRC_PLL1)
702 		clk = "SYSCLK1";
703 	else
704 		clk = "SYSCLK2";
705 
706 	return strcmp(source->name, clk) == 0;
707 }
708 
709 static int adau1373_check_src(struct snd_soc_dapm_widget *source,
710 	struct snd_soc_dapm_widget *sink)
711 {
712 	struct snd_soc_codec *codec = source->codec;
713 	struct adau1373 *adau1373 = snd_soc_codec_get_drvdata(codec);
714 	unsigned int dai;
715 
716 	dai = sink->name[3] - '1';
717 
718 	return adau1373->dais[dai].enable_src;
719 }
720 
721 #define DSP_CHANNEL_MIXER_ROUTES(_sink) \
722 	{ _sink, "DMIC2 Swapped Switch", "DMIC2" }, \
723 	{ _sink, "DMIC2 Switch", "DMIC2" }, \
724 	{ _sink, "ADC/DMIC1 Swapped Switch", "Decimator Mux" }, \
725 	{ _sink, "ADC/DMIC1 Switch", "Decimator Mux" }, \
726 	{ _sink, "AIF1 Switch", "AIF1 IN" }, \
727 	{ _sink, "AIF2 Switch", "AIF2 IN" }, \
728 	{ _sink, "AIF3 Switch", "AIF3 IN" }
729 
730 #define DSP_OUTPUT_MIXER_ROUTES(_sink) \
731 	{ _sink, "DSP Channel1 Switch", "DSP Channel1 Mixer" }, \
732 	{ _sink, "DSP Channel2 Switch", "DSP Channel2 Mixer" }, \
733 	{ _sink, "DSP Channel3 Switch", "DSP Channel3 Mixer" }, \
734 	{ _sink, "DSP Channel4 Switch", "DSP Channel4 Mixer" }, \
735 	{ _sink, "DSP Channel5 Switch", "DSP Channel5 Mixer" }
736 
737 #define LEFT_OUTPUT_MIXER_ROUTES(_sink) \
738 	{ _sink, "Right DAC2 Switch", "Right DAC2" }, \
739 	{ _sink, "Left DAC2 Switch", "Left DAC2" }, \
740 	{ _sink, "Right DAC1 Switch", "Right DAC1" }, \
741 	{ _sink, "Left DAC1 Switch", "Left DAC1" }, \
742 	{ _sink, "Input 1 Bypass Switch", "IN1PGA" }, \
743 	{ _sink, "Input 2 Bypass Switch", "IN2PGA" }, \
744 	{ _sink, "Input 3 Bypass Switch", "IN3PGA" }, \
745 	{ _sink, "Input 4 Bypass Switch", "IN4PGA" }
746 
747 #define RIGHT_OUTPUT_MIXER_ROUTES(_sink) \
748 	{ _sink, "Right DAC2 Switch", "Right DAC2" }, \
749 	{ _sink, "Left DAC2 Switch", "Left DAC2" }, \
750 	{ _sink, "Right DAC1 Switch", "Right DAC1" }, \
751 	{ _sink, "Left DAC1 Switch", "Left DAC1" }, \
752 	{ _sink, "Input 1 Bypass Switch", "IN1PGA" }, \
753 	{ _sink, "Input 2 Bypass Switch", "IN2PGA" }, \
754 	{ _sink, "Input 3 Bypass Switch", "IN3PGA" }, \
755 	{ _sink, "Input 4 Bypass Switch", "IN4PGA" }
756 
757 static const struct snd_soc_dapm_route adau1373_dapm_routes[] = {
758 	{ "Left ADC Mixer", "DAC1 Switch", "Left DAC1" },
759 	{ "Left ADC Mixer", "Input 1 Switch", "IN1PGA" },
760 	{ "Left ADC Mixer", "Input 2 Switch", "IN2PGA" },
761 	{ "Left ADC Mixer", "Input 3 Switch", "IN3PGA" },
762 	{ "Left ADC Mixer", "Input 4 Switch", "IN4PGA" },
763 
764 	{ "Right ADC Mixer", "DAC1 Switch", "Right DAC1" },
765 	{ "Right ADC Mixer", "Input 1 Switch", "IN1PGA" },
766 	{ "Right ADC Mixer", "Input 2 Switch", "IN2PGA" },
767 	{ "Right ADC Mixer", "Input 3 Switch", "IN3PGA" },
768 	{ "Right ADC Mixer", "Input 4 Switch", "IN4PGA" },
769 
770 	{ "Left ADC", NULL, "Left ADC Mixer" },
771 	{ "Right ADC", NULL, "Right ADC Mixer" },
772 
773 	{ "Decimator Mux", "ADC", "Left ADC" },
774 	{ "Decimator Mux", "ADC", "Right ADC" },
775 	{ "Decimator Mux", "DMIC1", "DMIC1" },
776 
777 	DSP_CHANNEL_MIXER_ROUTES("DSP Channel1 Mixer"),
778 	DSP_CHANNEL_MIXER_ROUTES("DSP Channel2 Mixer"),
779 	DSP_CHANNEL_MIXER_ROUTES("DSP Channel3 Mixer"),
780 	DSP_CHANNEL_MIXER_ROUTES("DSP Channel4 Mixer"),
781 	DSP_CHANNEL_MIXER_ROUTES("DSP Channel5 Mixer"),
782 
783 	DSP_OUTPUT_MIXER_ROUTES("AIF1 Mixer"),
784 	DSP_OUTPUT_MIXER_ROUTES("AIF2 Mixer"),
785 	DSP_OUTPUT_MIXER_ROUTES("AIF3 Mixer"),
786 	DSP_OUTPUT_MIXER_ROUTES("DAC1 Mixer"),
787 	DSP_OUTPUT_MIXER_ROUTES("DAC2 Mixer"),
788 
789 	{ "AIF1 OUT", NULL, "AIF1 Mixer" },
790 	{ "AIF2 OUT", NULL, "AIF2 Mixer" },
791 	{ "AIF3 OUT", NULL, "AIF3 Mixer" },
792 	{ "Left DAC1", NULL, "DAC1 Mixer" },
793 	{ "Right DAC1", NULL, "DAC1 Mixer" },
794 	{ "Left DAC2", NULL, "DAC2 Mixer" },
795 	{ "Right DAC2", NULL, "DAC2 Mixer" },
796 
797 	LEFT_OUTPUT_MIXER_ROUTES("Left Lineout1 Mixer"),
798 	RIGHT_OUTPUT_MIXER_ROUTES("Right Lineout1 Mixer"),
799 	LEFT_OUTPUT_MIXER_ROUTES("Left Lineout2 Mixer"),
800 	RIGHT_OUTPUT_MIXER_ROUTES("Right Lineout2 Mixer"),
801 	LEFT_OUTPUT_MIXER_ROUTES("Left Speaker Mixer"),
802 	RIGHT_OUTPUT_MIXER_ROUTES("Right Speaker Mixer"),
803 
804 	{ "Left Headphone Mixer", "Left DAC2 Switch", "Left DAC2" },
805 	{ "Left Headphone Mixer", "Left DAC1 Switch", "Left DAC1" },
806 	{ "Left Headphone Mixer", "Input 1 Bypass Switch", "IN1PGA" },
807 	{ "Left Headphone Mixer", "Input 2 Bypass Switch", "IN2PGA" },
808 	{ "Left Headphone Mixer", "Input 3 Bypass Switch", "IN3PGA" },
809 	{ "Left Headphone Mixer", "Input 4 Bypass Switch", "IN4PGA" },
810 	{ "Right Headphone Mixer", "Right DAC2 Switch", "Right DAC2" },
811 	{ "Right Headphone Mixer", "Right DAC1 Switch", "Right DAC1" },
812 	{ "Right Headphone Mixer", "Input 1 Bypass Switch", "IN1PGA" },
813 	{ "Right Headphone Mixer", "Input 2 Bypass Switch", "IN2PGA" },
814 	{ "Right Headphone Mixer", "Input 3 Bypass Switch", "IN3PGA" },
815 	{ "Right Headphone Mixer", "Input 4 Bypass Switch", "IN4PGA" },
816 
817 	{ "Left Headphone Mixer", NULL, "Headphone Enable" },
818 	{ "Right Headphone Mixer", NULL, "Headphone Enable" },
819 
820 	{ "Earpiece Mixer", "Right DAC2 Switch", "Right DAC2" },
821 	{ "Earpiece Mixer", "Left DAC2 Switch", "Left DAC2" },
822 	{ "Earpiece Mixer", "Right DAC1 Switch", "Right DAC1" },
823 	{ "Earpiece Mixer", "Left DAC1 Switch", "Left DAC1" },
824 	{ "Earpiece Mixer", "Input 1 Bypass Switch", "IN1PGA" },
825 	{ "Earpiece Mixer", "Input 2 Bypass Switch", "IN2PGA" },
826 	{ "Earpiece Mixer", "Input 3 Bypass Switch", "IN3PGA" },
827 	{ "Earpiece Mixer", "Input 4 Bypass Switch", "IN4PGA" },
828 
829 	{ "LOUT1L", NULL, "Left Lineout1 Mixer" },
830 	{ "LOUT1R", NULL, "Right Lineout1 Mixer" },
831 	{ "LOUT2L", NULL, "Left Lineout2 Mixer" },
832 	{ "LOUT2R", NULL, "Right Lineout2 Mixer" },
833 	{ "SPKL", NULL, "Left Speaker Mixer" },
834 	{ "SPKR", NULL, "Right Speaker Mixer" },
835 	{ "HPL", NULL, "Left Headphone Mixer" },
836 	{ "HPR", NULL, "Right Headphone Mixer" },
837 	{ "EP", NULL, "Earpiece Mixer" },
838 
839 	{ "IN1PGA", NULL, "AIN1L" },
840 	{ "IN2PGA", NULL, "AIN2L" },
841 	{ "IN3PGA", NULL, "AIN3L" },
842 	{ "IN4PGA", NULL, "AIN4L" },
843 	{ "IN1PGA", NULL, "AIN1R" },
844 	{ "IN2PGA", NULL, "AIN2R" },
845 	{ "IN3PGA", NULL, "AIN3R" },
846 	{ "IN4PGA", NULL, "AIN4R" },
847 
848 	{ "SYSCLK1", NULL, "PLL1" },
849 	{ "SYSCLK2", NULL, "PLL2" },
850 
851 	{ "Left DAC1", NULL, "SYSCLK1" },
852 	{ "Right DAC1", NULL, "SYSCLK1" },
853 	{ "Left DAC2", NULL, "SYSCLK1" },
854 	{ "Right DAC2", NULL, "SYSCLK1" },
855 	{ "Left ADC", NULL, "SYSCLK1" },
856 	{ "Right ADC", NULL, "SYSCLK1" },
857 
858 	{ "DSP", NULL, "SYSCLK1" },
859 
860 	{ "AIF1 Mixer", NULL, "DSP" },
861 	{ "AIF2 Mixer", NULL, "DSP" },
862 	{ "AIF3 Mixer", NULL, "DSP" },
863 	{ "DAC1 Mixer", NULL, "DSP" },
864 	{ "DAC2 Mixer", NULL, "DSP" },
865 	{ "DAC1 Mixer", NULL, "Playback Engine A" },
866 	{ "DAC2 Mixer", NULL, "Playback Engine B" },
867 	{ "Left ADC Mixer", NULL, "Recording Engine A" },
868 	{ "Right ADC Mixer", NULL, "Recording Engine A" },
869 
870 	{ "AIF1 CLK", NULL, "SYSCLK1", adau1373_check_aif_clk },
871 	{ "AIF2 CLK", NULL, "SYSCLK1", adau1373_check_aif_clk },
872 	{ "AIF3 CLK", NULL, "SYSCLK1", adau1373_check_aif_clk },
873 	{ "AIF1 CLK", NULL, "SYSCLK2", adau1373_check_aif_clk },
874 	{ "AIF2 CLK", NULL, "SYSCLK2", adau1373_check_aif_clk },
875 	{ "AIF3 CLK", NULL, "SYSCLK2", adau1373_check_aif_clk },
876 
877 	{ "AIF1 IN", NULL, "AIF1 CLK" },
878 	{ "AIF1 OUT", NULL, "AIF1 CLK" },
879 	{ "AIF2 IN", NULL, "AIF2 CLK" },
880 	{ "AIF2 OUT", NULL, "AIF2 CLK" },
881 	{ "AIF3 IN", NULL, "AIF3 CLK" },
882 	{ "AIF3 OUT", NULL, "AIF3 CLK" },
883 	{ "AIF1 IN", NULL, "AIF1 IN SRC", adau1373_check_src },
884 	{ "AIF1 OUT", NULL, "AIF1 OUT SRC", adau1373_check_src },
885 	{ "AIF2 IN", NULL, "AIF2 IN SRC", adau1373_check_src },
886 	{ "AIF2 OUT", NULL, "AIF2 OUT SRC", adau1373_check_src },
887 	{ "AIF3 IN", NULL, "AIF3 IN SRC", adau1373_check_src },
888 	{ "AIF3 OUT", NULL, "AIF3 OUT SRC", adau1373_check_src },
889 
890 	{ "DMIC1", NULL, "DMIC1DAT" },
891 	{ "DMIC1", NULL, "SYSCLK1" },
892 	{ "DMIC1", NULL, "Recording Engine A" },
893 	{ "DMIC2", NULL, "DMIC2DAT" },
894 	{ "DMIC2", NULL, "SYSCLK1" },
895 	{ "DMIC2", NULL, "Recording Engine B" },
896 };
897 
898 static int adau1373_hw_params(struct snd_pcm_substream *substream,
899 	struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
900 {
901 	struct snd_soc_codec *codec = dai->codec;
902 	struct adau1373 *adau1373 = snd_soc_codec_get_drvdata(codec);
903 	struct adau1373_dai *adau1373_dai = &adau1373->dais[dai->id];
904 	unsigned int div;
905 	unsigned int freq;
906 	unsigned int ctrl;
907 
908 	freq = adau1373_dai->sysclk;
909 
910 	if (freq % params_rate(params) != 0)
911 		return -EINVAL;
912 
913 	switch (freq / params_rate(params)) {
914 	case 1024: /* sysclk / 256 */
915 		div = 0;
916 		break;
917 	case 1536: /* 2/3 sysclk / 256 */
918 		div = 1;
919 		break;
920 	case 2048: /* 1/2 sysclk / 256 */
921 		div = 2;
922 		break;
923 	case 3072: /* 1/3 sysclk / 256 */
924 		div = 3;
925 		break;
926 	case 4096: /* 1/4 sysclk / 256 */
927 		div = 4;
928 		break;
929 	case 6144: /* 1/6 sysclk / 256 */
930 		div = 5;
931 		break;
932 	case 5632: /* 2/11 sysclk / 256 */
933 		div = 6;
934 		break;
935 	default:
936 		return -EINVAL;
937 	}
938 
939 	adau1373_dai->enable_src = (div != 0);
940 
941 	snd_soc_update_bits(codec, ADAU1373_BCLKDIV(dai->id),
942 		ADAU1373_BCLKDIV_SR_MASK | ADAU1373_BCLKDIV_BCLK_MASK,
943 		(div << 2) | ADAU1373_BCLKDIV_64);
944 
945 	switch (params_format(params)) {
946 	case SNDRV_PCM_FORMAT_S16_LE:
947 		ctrl = ADAU1373_DAI_WLEN_16;
948 		break;
949 	case SNDRV_PCM_FORMAT_S20_3LE:
950 		ctrl = ADAU1373_DAI_WLEN_20;
951 		break;
952 	case SNDRV_PCM_FORMAT_S24_LE:
953 		ctrl = ADAU1373_DAI_WLEN_24;
954 		break;
955 	case SNDRV_PCM_FORMAT_S32_LE:
956 		ctrl = ADAU1373_DAI_WLEN_32;
957 		break;
958 	default:
959 		return -EINVAL;
960 	}
961 
962 	return snd_soc_update_bits(codec, ADAU1373_DAI(dai->id),
963 			ADAU1373_DAI_WLEN_MASK, ctrl);
964 }
965 
966 static int adau1373_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
967 {
968 	struct snd_soc_codec *codec = dai->codec;
969 	struct adau1373 *adau1373 = snd_soc_codec_get_drvdata(codec);
970 	struct adau1373_dai *adau1373_dai = &adau1373->dais[dai->id];
971 	unsigned int ctrl;
972 
973 	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
974 	case SND_SOC_DAIFMT_CBM_CFM:
975 		ctrl = ADAU1373_DAI_MASTER;
976 		adau1373_dai->master = true;
977 		break;
978 	case SND_SOC_DAIFMT_CBS_CFS:
979 		ctrl = 0;
980 		adau1373_dai->master = false;
981 		break;
982 	default:
983 		return -EINVAL;
984 	}
985 
986 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
987 	case SND_SOC_DAIFMT_I2S:
988 		ctrl |= ADAU1373_DAI_FORMAT_I2S;
989 		break;
990 	case SND_SOC_DAIFMT_LEFT_J:
991 		ctrl |= ADAU1373_DAI_FORMAT_LEFT_J;
992 		break;
993 	case SND_SOC_DAIFMT_RIGHT_J:
994 		ctrl |= ADAU1373_DAI_FORMAT_RIGHT_J;
995 		break;
996 	case SND_SOC_DAIFMT_DSP_B:
997 		ctrl |= ADAU1373_DAI_FORMAT_DSP;
998 		break;
999 	default:
1000 		return -EINVAL;
1001 	}
1002 
1003 	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1004 	case SND_SOC_DAIFMT_NB_NF:
1005 		break;
1006 	case SND_SOC_DAIFMT_IB_NF:
1007 		ctrl |= ADAU1373_DAI_INVERT_BCLK;
1008 		break;
1009 	case SND_SOC_DAIFMT_NB_IF:
1010 		ctrl |= ADAU1373_DAI_INVERT_LRCLK;
1011 		break;
1012 	case SND_SOC_DAIFMT_IB_IF:
1013 		ctrl |= ADAU1373_DAI_INVERT_LRCLK | ADAU1373_DAI_INVERT_BCLK;
1014 		break;
1015 	default:
1016 		return -EINVAL;
1017 	}
1018 
1019 	snd_soc_update_bits(codec, ADAU1373_DAI(dai->id),
1020 		~ADAU1373_DAI_WLEN_MASK, ctrl);
1021 
1022 	return 0;
1023 }
1024 
1025 static int adau1373_set_dai_sysclk(struct snd_soc_dai *dai,
1026 	int clk_id, unsigned int freq, int dir)
1027 {
1028 	struct adau1373 *adau1373 = snd_soc_codec_get_drvdata(dai->codec);
1029 	struct adau1373_dai *adau1373_dai = &adau1373->dais[dai->id];
1030 
1031 	switch (clk_id) {
1032 	case ADAU1373_CLK_SRC_PLL1:
1033 	case ADAU1373_CLK_SRC_PLL2:
1034 		break;
1035 	default:
1036 		return -EINVAL;
1037 	}
1038 
1039 	adau1373_dai->sysclk = freq;
1040 	adau1373_dai->clk_src = clk_id;
1041 
1042 	snd_soc_update_bits(dai->codec, ADAU1373_BCLKDIV(dai->id),
1043 		ADAU1373_BCLKDIV_SOURCE, clk_id << 5);
1044 
1045 	return 0;
1046 }
1047 
1048 static const struct snd_soc_dai_ops adau1373_dai_ops = {
1049 	.hw_params	= adau1373_hw_params,
1050 	.set_sysclk	= adau1373_set_dai_sysclk,
1051 	.set_fmt	= adau1373_set_dai_fmt,
1052 };
1053 
1054 #define ADAU1373_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1055 	SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1056 
1057 static struct snd_soc_dai_driver adau1373_dai_driver[] = {
1058 	{
1059 		.id = 0,
1060 		.name = "adau1373-aif1",
1061 		.playback = {
1062 			.stream_name = "AIF1 Playback",
1063 			.channels_min = 2,
1064 			.channels_max = 2,
1065 			.rates = SNDRV_PCM_RATE_8000_48000,
1066 			.formats = ADAU1373_FORMATS,
1067 		},
1068 		.capture = {
1069 			.stream_name = "AIF1 Capture",
1070 			.channels_min = 2,
1071 			.channels_max = 2,
1072 			.rates = SNDRV_PCM_RATE_8000_48000,
1073 			.formats = ADAU1373_FORMATS,
1074 		},
1075 		.ops = &adau1373_dai_ops,
1076 		.symmetric_rates = 1,
1077 	},
1078 	{
1079 		.id = 1,
1080 		.name = "adau1373-aif2",
1081 		.playback = {
1082 			.stream_name = "AIF2 Playback",
1083 			.channels_min = 2,
1084 			.channels_max = 2,
1085 			.rates = SNDRV_PCM_RATE_8000_48000,
1086 			.formats = ADAU1373_FORMATS,
1087 		},
1088 		.capture = {
1089 			.stream_name = "AIF2 Capture",
1090 			.channels_min = 2,
1091 			.channels_max = 2,
1092 			.rates = SNDRV_PCM_RATE_8000_48000,
1093 			.formats = ADAU1373_FORMATS,
1094 		},
1095 		.ops = &adau1373_dai_ops,
1096 		.symmetric_rates = 1,
1097 	},
1098 	{
1099 		.id = 2,
1100 		.name = "adau1373-aif3",
1101 		.playback = {
1102 			.stream_name = "AIF3 Playback",
1103 			.channels_min = 2,
1104 			.channels_max = 2,
1105 			.rates = SNDRV_PCM_RATE_8000_48000,
1106 			.formats = ADAU1373_FORMATS,
1107 		},
1108 		.capture = {
1109 			.stream_name = "AIF3 Capture",
1110 			.channels_min = 2,
1111 			.channels_max = 2,
1112 			.rates = SNDRV_PCM_RATE_8000_48000,
1113 			.formats = ADAU1373_FORMATS,
1114 		},
1115 		.ops = &adau1373_dai_ops,
1116 		.symmetric_rates = 1,
1117 	},
1118 };
1119 
1120 static int adau1373_set_pll(struct snd_soc_codec *codec, int pll_id,
1121 	int source, unsigned int freq_in, unsigned int freq_out)
1122 {
1123 	unsigned int dpll_div = 0;
1124 	unsigned int x, r, n, m, i, j, mode;
1125 
1126 	switch (pll_id) {
1127 	case ADAU1373_PLL1:
1128 	case ADAU1373_PLL2:
1129 		break;
1130 	default:
1131 		return -EINVAL;
1132 	}
1133 
1134 	switch (source) {
1135 	case ADAU1373_PLL_SRC_BCLK1:
1136 	case ADAU1373_PLL_SRC_BCLK2:
1137 	case ADAU1373_PLL_SRC_BCLK3:
1138 	case ADAU1373_PLL_SRC_LRCLK1:
1139 	case ADAU1373_PLL_SRC_LRCLK2:
1140 	case ADAU1373_PLL_SRC_LRCLK3:
1141 	case ADAU1373_PLL_SRC_MCLK1:
1142 	case ADAU1373_PLL_SRC_MCLK2:
1143 	case ADAU1373_PLL_SRC_GPIO1:
1144 	case ADAU1373_PLL_SRC_GPIO2:
1145 	case ADAU1373_PLL_SRC_GPIO3:
1146 	case ADAU1373_PLL_SRC_GPIO4:
1147 		break;
1148 	default:
1149 		return -EINVAL;
1150 	}
1151 
1152 	if (freq_in < 7813 || freq_in > 27000000)
1153 		return -EINVAL;
1154 
1155 	if (freq_out < 45158000 || freq_out > 49152000)
1156 		return -EINVAL;
1157 
1158 	/* APLL input needs to be >= 8Mhz, so in case freq_in is less we use the
1159 	 * DPLL to get it there. DPLL_out = (DPLL_in / div) * 1024 */
1160 	while (freq_in < 8000000) {
1161 		freq_in *= 2;
1162 		dpll_div++;
1163 	}
1164 
1165 	if (freq_out % freq_in != 0) {
1166 		/* fout = fin * (r + (n/m)) / x */
1167 		x = DIV_ROUND_UP(freq_in, 13500000);
1168 		freq_in /= x;
1169 		r = freq_out / freq_in;
1170 		i = freq_out % freq_in;
1171 		j = gcd(i, freq_in);
1172 		n = i / j;
1173 		m = freq_in / j;
1174 		x--;
1175 		mode = 1;
1176 	} else {
1177 		/* fout = fin / r */
1178 		r = freq_out / freq_in;
1179 		n = 0;
1180 		m = 0;
1181 		x = 0;
1182 		mode = 0;
1183 	}
1184 
1185 	if (r < 2 || r > 8 || x > 3 || m > 0xffff || n > 0xffff)
1186 		return -EINVAL;
1187 
1188 	if (dpll_div) {
1189 		dpll_div = 11 - dpll_div;
1190 		snd_soc_update_bits(codec, ADAU1373_PLL_CTRL6(pll_id),
1191 			ADAU1373_PLL_CTRL6_DPLL_BYPASS, 0);
1192 	} else {
1193 		snd_soc_update_bits(codec, ADAU1373_PLL_CTRL6(pll_id),
1194 			ADAU1373_PLL_CTRL6_DPLL_BYPASS,
1195 			ADAU1373_PLL_CTRL6_DPLL_BYPASS);
1196 	}
1197 
1198 	snd_soc_write(codec, ADAU1373_DPLL_CTRL(pll_id),
1199 		(source << 4) | dpll_div);
1200 	snd_soc_write(codec, ADAU1373_PLL_CTRL1(pll_id), (m >> 8) & 0xff);
1201 	snd_soc_write(codec, ADAU1373_PLL_CTRL2(pll_id), m & 0xff);
1202 	snd_soc_write(codec, ADAU1373_PLL_CTRL3(pll_id), (n >> 8) & 0xff);
1203 	snd_soc_write(codec, ADAU1373_PLL_CTRL4(pll_id), n & 0xff);
1204 	snd_soc_write(codec, ADAU1373_PLL_CTRL5(pll_id),
1205 		(r << 3) | (x << 1) | mode);
1206 
1207 	/* Set sysclk to pll_rate / 4 */
1208 	snd_soc_update_bits(codec, ADAU1373_CLK_SRC_DIV(pll_id), 0x3f, 0x09);
1209 
1210 	return 0;
1211 }
1212 
1213 static void adau1373_load_drc_settings(struct snd_soc_codec *codec,
1214 	unsigned int nr, uint8_t *drc)
1215 {
1216 	unsigned int i;
1217 
1218 	for (i = 0; i < ADAU1373_DRC_SIZE; ++i)
1219 		snd_soc_write(codec, ADAU1373_DRC(nr) + i, drc[i]);
1220 }
1221 
1222 static bool adau1373_valid_micbias(enum adau1373_micbias_voltage micbias)
1223 {
1224 	switch (micbias) {
1225 	case ADAU1373_MICBIAS_2_9V:
1226 	case ADAU1373_MICBIAS_2_2V:
1227 	case ADAU1373_MICBIAS_2_6V:
1228 	case ADAU1373_MICBIAS_1_8V:
1229 		return true;
1230 	default:
1231 		break;
1232 	}
1233 	return false;
1234 }
1235 
1236 static int adau1373_probe(struct snd_soc_codec *codec)
1237 {
1238 	struct adau1373_platform_data *pdata = codec->dev->platform_data;
1239 	bool lineout_differential = false;
1240 	unsigned int val;
1241 	int ret;
1242 	int i;
1243 
1244 	ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_I2C);
1245 	if (ret) {
1246 		dev_err(codec->dev, "failed to set cache I/O: %d\n", ret);
1247 		return ret;
1248 	}
1249 
1250 	if (pdata) {
1251 		if (pdata->num_drc > ARRAY_SIZE(pdata->drc_setting))
1252 			return -EINVAL;
1253 
1254 		if (!adau1373_valid_micbias(pdata->micbias1) ||
1255 			!adau1373_valid_micbias(pdata->micbias2))
1256 			return -EINVAL;
1257 
1258 		for (i = 0; i < pdata->num_drc; ++i) {
1259 			adau1373_load_drc_settings(codec, i,
1260 				pdata->drc_setting[i]);
1261 		}
1262 
1263 		snd_soc_add_codec_controls(codec, adau1373_drc_controls,
1264 			pdata->num_drc);
1265 
1266 		val = 0;
1267 		for (i = 0; i < 4; ++i) {
1268 			if (pdata->input_differential[i])
1269 				val |= BIT(i);
1270 		}
1271 		snd_soc_write(codec, ADAU1373_INPUT_MODE, val);
1272 
1273 		val = 0;
1274 		if (pdata->lineout_differential)
1275 			val |= ADAU1373_OUTPUT_CTRL_LDIFF;
1276 		if (pdata->lineout_ground_sense)
1277 			val |= ADAU1373_OUTPUT_CTRL_LNFBEN;
1278 		snd_soc_write(codec, ADAU1373_OUTPUT_CTRL, val);
1279 
1280 		lineout_differential = pdata->lineout_differential;
1281 
1282 		snd_soc_write(codec, ADAU1373_EP_CTRL,
1283 			(pdata->micbias1 << ADAU1373_EP_CTRL_MICBIAS1_OFFSET) |
1284 			(pdata->micbias2 << ADAU1373_EP_CTRL_MICBIAS2_OFFSET));
1285 	}
1286 
1287 	if (!lineout_differential) {
1288 		snd_soc_add_codec_controls(codec, adau1373_lineout2_controls,
1289 			ARRAY_SIZE(adau1373_lineout2_controls));
1290 	}
1291 
1292 	snd_soc_write(codec, ADAU1373_ADC_CTRL,
1293 	    ADAU1373_ADC_CTRL_RESET_FORCE | ADAU1373_ADC_CTRL_PEAK_DETECT);
1294 
1295 	return 0;
1296 }
1297 
1298 static int adau1373_set_bias_level(struct snd_soc_codec *codec,
1299 	enum snd_soc_bias_level level)
1300 {
1301 	switch (level) {
1302 	case SND_SOC_BIAS_ON:
1303 		break;
1304 	case SND_SOC_BIAS_PREPARE:
1305 		break;
1306 	case SND_SOC_BIAS_STANDBY:
1307 		snd_soc_update_bits(codec, ADAU1373_PWDN_CTRL3,
1308 			ADAU1373_PWDN_CTRL3_PWR_EN, ADAU1373_PWDN_CTRL3_PWR_EN);
1309 		break;
1310 	case SND_SOC_BIAS_OFF:
1311 		snd_soc_update_bits(codec, ADAU1373_PWDN_CTRL3,
1312 			ADAU1373_PWDN_CTRL3_PWR_EN, 0);
1313 		break;
1314 	}
1315 	codec->dapm.bias_level = level;
1316 	return 0;
1317 }
1318 
1319 static int adau1373_remove(struct snd_soc_codec *codec)
1320 {
1321 	adau1373_set_bias_level(codec, SND_SOC_BIAS_OFF);
1322 	return 0;
1323 }
1324 
1325 static int adau1373_suspend(struct snd_soc_codec *codec)
1326 {
1327 	return adau1373_set_bias_level(codec, SND_SOC_BIAS_OFF);
1328 }
1329 
1330 static int adau1373_resume(struct snd_soc_codec *codec)
1331 {
1332 	adau1373_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1333 	snd_soc_cache_sync(codec);
1334 
1335 	return 0;
1336 }
1337 
1338 static struct snd_soc_codec_driver adau1373_codec_driver = {
1339 	.probe =	adau1373_probe,
1340 	.remove =	adau1373_remove,
1341 	.suspend =	adau1373_suspend,
1342 	.resume =	adau1373_resume,
1343 	.set_bias_level = adau1373_set_bias_level,
1344 	.idle_bias_off = true,
1345 	.reg_cache_size = ARRAY_SIZE(adau1373_default_regs),
1346 	.reg_cache_default = adau1373_default_regs,
1347 	.reg_word_size = sizeof(uint8_t),
1348 
1349 	.set_pll = adau1373_set_pll,
1350 
1351 	.controls = adau1373_controls,
1352 	.num_controls = ARRAY_SIZE(adau1373_controls),
1353 	.dapm_widgets = adau1373_dapm_widgets,
1354 	.num_dapm_widgets = ARRAY_SIZE(adau1373_dapm_widgets),
1355 	.dapm_routes = adau1373_dapm_routes,
1356 	.num_dapm_routes = ARRAY_SIZE(adau1373_dapm_routes),
1357 };
1358 
1359 static int adau1373_i2c_probe(struct i2c_client *client,
1360 			      const struct i2c_device_id *id)
1361 {
1362 	struct adau1373 *adau1373;
1363 	int ret;
1364 
1365 	adau1373 = devm_kzalloc(&client->dev, sizeof(*adau1373), GFP_KERNEL);
1366 	if (!adau1373)
1367 		return -ENOMEM;
1368 
1369 	dev_set_drvdata(&client->dev, adau1373);
1370 
1371 	ret = snd_soc_register_codec(&client->dev, &adau1373_codec_driver,
1372 			adau1373_dai_driver, ARRAY_SIZE(adau1373_dai_driver));
1373 	return ret;
1374 }
1375 
1376 static int adau1373_i2c_remove(struct i2c_client *client)
1377 {
1378 	snd_soc_unregister_codec(&client->dev);
1379 	return 0;
1380 }
1381 
1382 static const struct i2c_device_id adau1373_i2c_id[] = {
1383 	{ "adau1373", 0 },
1384 	{ }
1385 };
1386 MODULE_DEVICE_TABLE(i2c, adau1373_i2c_id);
1387 
1388 static struct i2c_driver adau1373_i2c_driver = {
1389 	.driver = {
1390 		.name = "adau1373",
1391 		.owner = THIS_MODULE,
1392 	},
1393 	.probe = adau1373_i2c_probe,
1394 	.remove = adau1373_i2c_remove,
1395 	.id_table = adau1373_i2c_id,
1396 };
1397 
1398 module_i2c_driver(adau1373_i2c_driver);
1399 
1400 MODULE_DESCRIPTION("ASoC ADAU1373 driver");
1401 MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
1402 MODULE_LICENSE("GPL");
1403