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ARM: dts: omap5: Add bus_dma_limit for L3 bus
[linux/fpc-iii.git] / sound / soc / codecs / cx2072x.c
blob2ad00ed21bec6c59f387b89efa78125407d2f99d
1 // SPDX-License-Identifier: GPL-2.0
2 //
3 // ALSA SoC CX20721/CX20723 codec driver
4 //
5 // Copyright: (C) 2017 Conexant Systems, Inc.
6 // Author: Simon Ho, <Simon.ho@conexant.com>
7 //
8 // TODO: add support for TDM mode.
9 //
10
11 #include <linux/acpi.h>
12 #include <linux/clk.h>
13 #include <linux/delay.h>
14 #include <linux/gpio.h>
15 #include <linux/init.h>
16 #include <linux/i2c.h>
17 #include <linux/module.h>
18 #include <linux/platform_device.h>
19 #include <linux/pm.h>
20 #include <linux/pm_runtime.h>
21 #include <linux/regmap.h>
22 #include <linux/slab.h>
23 #include <sound/core.h>
24 #include <sound/initval.h>
25 #include <sound/jack.h>
26 #include <sound/pcm.h>
27 #include <sound/pcm_params.h>
28 #include <sound/tlv.h>
29 #include <sound/soc.h>
30 #include <sound/soc-dapm.h>
31 #include "cx2072x.h"
32
33 #define PLL_OUT_HZ_48 (1024 * 3 * 48000)
34 #define BITS_PER_SLOT 8
35
36 /* codec private data */
37 struct cx2072x_priv {
38 struct regmap *regmap;
39 struct clk *mclk;
40 unsigned int mclk_rate;
41 struct device *dev;
42 struct snd_soc_component *codec;
43 struct snd_soc_jack_gpio jack_gpio;
44 struct mutex lock;
45 unsigned int bclk_ratio;
46 bool pll_changed;
47 bool i2spcm_changed;
48 int sample_size;
49 int frame_size;
50 int sample_rate;
51 unsigned int dai_fmt;
52 bool en_aec_ref;
53 };
54
55 /*
56 * DAC/ADC Volume
57 *
58 * max : 74 : 0 dB
59 * ( in 1 dB step )
60 * min : 0 : -74 dB
61 */
62 static const DECLARE_TLV_DB_SCALE(adc_tlv, -7400, 100, 0);
63 static const DECLARE_TLV_DB_SCALE(dac_tlv, -7400, 100, 0);
64 static const DECLARE_TLV_DB_SCALE(boost_tlv, 0, 1200, 0);
65
66 struct cx2072x_eq_ctrl {
67 u8 ch;
68 u8 band;
69 };
70
71 static const DECLARE_TLV_DB_RANGE(hpf_tlv,
72 0, 0, TLV_DB_SCALE_ITEM(120, 0, 0),
73 1, 63, TLV_DB_SCALE_ITEM(30, 30, 0)
74 );
75
76 /* Lookup table for PRE_DIV */
77 static const struct {
78 unsigned int mclk;
79 unsigned int div;
80 } mclk_pre_div[] = {
81 { 6144000, 1 },
82 { 12288000, 2 },
83 { 19200000, 3 },
84 { 26000000, 4 },
85 { 28224000, 5 },
86 { 36864000, 6 },
87 { 36864000, 7 },
88 { 48000000, 8 },
89 { 49152000, 8 },
90 };
91
92 /*
93 * cx2072x register cache.
94 */
95 static const struct reg_default cx2072x_reg_defaults[] = {
96 { CX2072X_AFG_POWER_STATE, 0x00000003 },
97 { CX2072X_UM_RESPONSE, 0x00000000 },
98 { CX2072X_GPIO_DATA, 0x00000000 },
99 { CX2072X_GPIO_ENABLE, 0x00000000 },
100 { CX2072X_GPIO_DIRECTION, 0x00000000 },
101 { CX2072X_GPIO_WAKE, 0x00000000 },
102 { CX2072X_GPIO_UM_ENABLE, 0x00000000 },
103 { CX2072X_GPIO_STICKY_MASK, 0x00000000 },
104 { CX2072X_DAC1_CONVERTER_FORMAT, 0x00000031 },
105 { CX2072X_DAC1_AMP_GAIN_RIGHT, 0x0000004a },
106 { CX2072X_DAC1_AMP_GAIN_LEFT, 0x0000004a },
107 { CX2072X_DAC1_POWER_STATE, 0x00000433 },
108 { CX2072X_DAC1_CONVERTER_STREAM_CHANNEL, 0x00000000 },
109 { CX2072X_DAC1_EAPD_ENABLE, 0x00000000 },
110 { CX2072X_DAC2_CONVERTER_FORMAT, 0x00000031 },
111 { CX2072X_DAC2_AMP_GAIN_RIGHT, 0x0000004a },
112 { CX2072X_DAC2_AMP_GAIN_LEFT, 0x0000004a },
113 { CX2072X_DAC2_POWER_STATE, 0x00000433 },
114 { CX2072X_DAC2_CONVERTER_STREAM_CHANNEL, 0x00000000 },
115 { CX2072X_ADC1_CONVERTER_FORMAT, 0x00000031 },
116 { CX2072X_ADC1_AMP_GAIN_RIGHT_0, 0x0000004a },
117 { CX2072X_ADC1_AMP_GAIN_LEFT_0, 0x0000004a },
118 { CX2072X_ADC1_AMP_GAIN_RIGHT_1, 0x0000004a },
119 { CX2072X_ADC1_AMP_GAIN_LEFT_1, 0x0000004a },
120 { CX2072X_ADC1_AMP_GAIN_RIGHT_2, 0x0000004a },
121 { CX2072X_ADC1_AMP_GAIN_LEFT_2, 0x0000004a },
122 { CX2072X_ADC1_AMP_GAIN_RIGHT_3, 0x0000004a },
123 { CX2072X_ADC1_AMP_GAIN_LEFT_3, 0x0000004a },
124 { CX2072X_ADC1_AMP_GAIN_RIGHT_4, 0x0000004a },
125 { CX2072X_ADC1_AMP_GAIN_LEFT_4, 0x0000004a },
126 { CX2072X_ADC1_AMP_GAIN_RIGHT_5, 0x0000004a },
127 { CX2072X_ADC1_AMP_GAIN_LEFT_5, 0x0000004a },
128 { CX2072X_ADC1_AMP_GAIN_RIGHT_6, 0x0000004a },
129 { CX2072X_ADC1_AMP_GAIN_LEFT_6, 0x0000004a },
130 { CX2072X_ADC1_CONNECTION_SELECT_CONTROL, 0x00000000 },
131 { CX2072X_ADC1_POWER_STATE, 0x00000433 },
132 { CX2072X_ADC1_CONVERTER_STREAM_CHANNEL, 0x00000000 },
133 { CX2072X_ADC2_CONVERTER_FORMAT, 0x00000031 },
134 { CX2072X_ADC2_AMP_GAIN_RIGHT_0, 0x0000004a },
135 { CX2072X_ADC2_AMP_GAIN_LEFT_0, 0x0000004a },
136 { CX2072X_ADC2_AMP_GAIN_RIGHT_1, 0x0000004a },
137 { CX2072X_ADC2_AMP_GAIN_LEFT_1, 0x0000004a },
138 { CX2072X_ADC2_AMP_GAIN_RIGHT_2, 0x0000004a },
139 { CX2072X_ADC2_AMP_GAIN_LEFT_2, 0x0000004a },
140 { CX2072X_ADC2_CONNECTION_SELECT_CONTROL, 0x00000000 },
141 { CX2072X_ADC2_POWER_STATE, 0x00000433 },
142 { CX2072X_ADC2_CONVERTER_STREAM_CHANNEL, 0x00000000 },
143 { CX2072X_PORTA_CONNECTION_SELECT_CTRL, 0x00000000 },
144 { CX2072X_PORTA_POWER_STATE, 0x00000433 },
145 { CX2072X_PORTA_PIN_CTRL, 0x000000c0 },
146 { CX2072X_PORTA_UNSOLICITED_RESPONSE, 0x00000000 },
147 { CX2072X_PORTA_PIN_SENSE, 0x00000000 },
148 { CX2072X_PORTA_EAPD_BTL, 0x00000002 },
149 { CX2072X_PORTB_POWER_STATE, 0x00000433 },
150 { CX2072X_PORTB_PIN_CTRL, 0x00000000 },
151 { CX2072X_PORTB_UNSOLICITED_RESPONSE, 0x00000000 },
152 { CX2072X_PORTB_PIN_SENSE, 0x00000000 },
153 { CX2072X_PORTB_EAPD_BTL, 0x00000002 },
154 { CX2072X_PORTB_GAIN_RIGHT, 0x00000000 },
155 { CX2072X_PORTB_GAIN_LEFT, 0x00000000 },
156 { CX2072X_PORTC_POWER_STATE, 0x00000433 },
157 { CX2072X_PORTC_PIN_CTRL, 0x00000000 },
158 { CX2072X_PORTC_GAIN_RIGHT, 0x00000000 },
159 { CX2072X_PORTC_GAIN_LEFT, 0x00000000 },
160 { CX2072X_PORTD_POWER_STATE, 0x00000433 },
161 { CX2072X_PORTD_PIN_CTRL, 0x00000020 },
162 { CX2072X_PORTD_UNSOLICITED_RESPONSE, 0x00000000 },
163 { CX2072X_PORTD_PIN_SENSE, 0x00000000 },
164 { CX2072X_PORTD_GAIN_RIGHT, 0x00000000 },
165 { CX2072X_PORTD_GAIN_LEFT, 0x00000000 },
166 { CX2072X_PORTE_CONNECTION_SELECT_CTRL, 0x00000000 },
167 { CX2072X_PORTE_POWER_STATE, 0x00000433 },
168 { CX2072X_PORTE_PIN_CTRL, 0x00000040 },
169 { CX2072X_PORTE_UNSOLICITED_RESPONSE, 0x00000000 },
170 { CX2072X_PORTE_PIN_SENSE, 0x00000000 },
171 { CX2072X_PORTE_EAPD_BTL, 0x00000002 },
172 { CX2072X_PORTE_GAIN_RIGHT, 0x00000000 },
173 { CX2072X_PORTE_GAIN_LEFT, 0x00000000 },
174 { CX2072X_PORTF_POWER_STATE, 0x00000433 },
175 { CX2072X_PORTF_PIN_CTRL, 0x00000000 },
176 { CX2072X_PORTF_UNSOLICITED_RESPONSE, 0x00000000 },
177 { CX2072X_PORTF_PIN_SENSE, 0x00000000 },
178 { CX2072X_PORTF_GAIN_RIGHT, 0x00000000 },
179 { CX2072X_PORTF_GAIN_LEFT, 0x00000000 },
180 { CX2072X_PORTG_POWER_STATE, 0x00000433 },
181 { CX2072X_PORTG_PIN_CTRL, 0x00000040 },
182 { CX2072X_PORTG_CONNECTION_SELECT_CTRL, 0x00000000 },
183 { CX2072X_PORTG_EAPD_BTL, 0x00000002 },
184 { CX2072X_PORTM_POWER_STATE, 0x00000433 },
185 { CX2072X_PORTM_PIN_CTRL, 0x00000000 },
186 { CX2072X_PORTM_CONNECTION_SELECT_CTRL, 0x00000000 },
187 { CX2072X_PORTM_EAPD_BTL, 0x00000002 },
188 { CX2072X_MIXER_POWER_STATE, 0x00000433 },
189 { CX2072X_MIXER_GAIN_RIGHT_0, 0x0000004a },
190 { CX2072X_MIXER_GAIN_LEFT_0, 0x0000004a },
191 { CX2072X_MIXER_GAIN_RIGHT_1, 0x0000004a },
192 { CX2072X_MIXER_GAIN_LEFT_1, 0x0000004a },
193 { CX2072X_SPKR_DRC_ENABLE_STEP, 0x040065a4 },
194 { CX2072X_SPKR_DRC_CONTROL, 0x007b0024 },
195 { CX2072X_SPKR_DRC_TEST, 0x00000000 },
196 { CX2072X_DIGITAL_BIOS_TEST0, 0x001f008a },
197 { CX2072X_DIGITAL_BIOS_TEST2, 0x00990026 },
198 { CX2072X_I2SPCM_CONTROL1, 0x00010001 },
199 { CX2072X_I2SPCM_CONTROL2, 0x00000000 },
200 { CX2072X_I2SPCM_CONTROL3, 0x00000000 },
201 { CX2072X_I2SPCM_CONTROL4, 0x00000000 },
202 { CX2072X_I2SPCM_CONTROL5, 0x00000000 },
203 { CX2072X_I2SPCM_CONTROL6, 0x00000000 },
204 { CX2072X_UM_INTERRUPT_CRTL_E, 0x00000000 },
205 { CX2072X_CODEC_TEST2, 0x00000000 },
206 { CX2072X_CODEC_TEST9, 0x00000004 },
207 { CX2072X_CODEC_TEST20, 0x00000600 },
208 { CX2072X_CODEC_TEST26, 0x00000208 },
209 { CX2072X_ANALOG_TEST4, 0x00000000 },
210 { CX2072X_ANALOG_TEST5, 0x00000000 },
211 { CX2072X_ANALOG_TEST6, 0x0000059a },
212 { CX2072X_ANALOG_TEST7, 0x000000a7 },
213 { CX2072X_ANALOG_TEST8, 0x00000017 },
214 { CX2072X_ANALOG_TEST9, 0x00000000 },
215 { CX2072X_ANALOG_TEST10, 0x00000285 },
216 { CX2072X_ANALOG_TEST11, 0x00000000 },
217 { CX2072X_ANALOG_TEST12, 0x00000000 },
218 { CX2072X_ANALOG_TEST13, 0x00000000 },
219 { CX2072X_DIGITAL_TEST1, 0x00000242 },
220 { CX2072X_DIGITAL_TEST11, 0x00000000 },
221 { CX2072X_DIGITAL_TEST12, 0x00000084 },
222 { CX2072X_DIGITAL_TEST15, 0x00000077 },
223 { CX2072X_DIGITAL_TEST16, 0x00000021 },
224 { CX2072X_DIGITAL_TEST17, 0x00000018 },
225 { CX2072X_DIGITAL_TEST18, 0x00000024 },
226 { CX2072X_DIGITAL_TEST19, 0x00000001 },
227 { CX2072X_DIGITAL_TEST20, 0x00000002 },
228 };
229
230 /*
231 * register initialization
232 */
233 static const struct reg_sequence cx2072x_reg_init[] = {
234 { CX2072X_ANALOG_TEST9, 0x080 }, /* DC offset Calibration */
235 { CX2072X_CODEC_TEST26, 0x65f }, /* Disable the PA */
236 { CX2072X_ANALOG_TEST10, 0x289 }, /* Set the speaker output gain */
237 { CX2072X_CODEC_TEST20, 0xf05 },
238 { CX2072X_CODEC_TESTXX, 0x380 },
239 { CX2072X_CODEC_TEST26, 0xb90 },
240 { CX2072X_CODEC_TEST9, 0x001 }, /* Enable 30 Hz High pass filter */
241 { CX2072X_ANALOG_TEST3, 0x300 }, /* Disable PCBEEP pad */
242 { CX2072X_CODEC_TEST24, 0x100 }, /* Disable SnM mode */
243 { CX2072X_PORTD_PIN_CTRL, 0x020 }, /* Enable PortD input */
244 { CX2072X_GPIO_ENABLE, 0x040 }, /* Enable GPIO7 pin for button */
245 { CX2072X_GPIO_UM_ENABLE, 0x040 }, /* Enable UM for GPIO7 */
246 { CX2072X_UM_RESPONSE, 0x080 }, /* Enable button response */
247 { CX2072X_DIGITAL_TEST12, 0x0c4 }, /* Enable headset button */
248 { CX2072X_DIGITAL_TEST0, 0x415 }, /* Power down class-D during idle */
249 { CX2072X_I2SPCM_CONTROL2, 0x00f }, /* Enable I2S TX */
250 { CX2072X_I2SPCM_CONTROL3, 0x00f }, /* Enable I2S RX */
251 };
252
253 static unsigned int cx2072x_register_size(unsigned int reg)
254 {
255 switch (reg) {
256 case CX2072X_VENDOR_ID:
257 case CX2072X_REVISION_ID:
258 case CX2072X_PORTA_PIN_SENSE:
259 case CX2072X_PORTB_PIN_SENSE:
260 case CX2072X_PORTD_PIN_SENSE:
261 case CX2072X_PORTE_PIN_SENSE:
262 case CX2072X_PORTF_PIN_SENSE:
263 case CX2072X_I2SPCM_CONTROL1:
264 case CX2072X_I2SPCM_CONTROL2:
265 case CX2072X_I2SPCM_CONTROL3:
266 case CX2072X_I2SPCM_CONTROL4:
267 case CX2072X_I2SPCM_CONTROL5:
268 case CX2072X_I2SPCM_CONTROL6:
269 case CX2072X_UM_INTERRUPT_CRTL_E:
270 case CX2072X_EQ_G_COEFF:
271 case CX2072X_SPKR_DRC_CONTROL:
272 case CX2072X_SPKR_DRC_TEST:
273 case CX2072X_DIGITAL_BIOS_TEST0:
274 case CX2072X_DIGITAL_BIOS_TEST2:
275 return 4;
276 case CX2072X_EQ_ENABLE_BYPASS:
277 case CX2072X_EQ_B0_COEFF:
278 case CX2072X_EQ_B1_COEFF:
279 case CX2072X_EQ_B2_COEFF:
280 case CX2072X_EQ_A1_COEFF:
281 case CX2072X_EQ_A2_COEFF:
282 case CX2072X_DAC1_CONVERTER_FORMAT:
283 case CX2072X_DAC2_CONVERTER_FORMAT:
284 case CX2072X_ADC1_CONVERTER_FORMAT:
285 case CX2072X_ADC2_CONVERTER_FORMAT:
286 case CX2072X_CODEC_TEST2:
287 case CX2072X_CODEC_TEST9:
288 case CX2072X_CODEC_TEST20:
289 case CX2072X_CODEC_TEST26:
290 case CX2072X_ANALOG_TEST3:
291 case CX2072X_ANALOG_TEST4:
292 case CX2072X_ANALOG_TEST5:
293 case CX2072X_ANALOG_TEST6:
294 case CX2072X_ANALOG_TEST7:
295 case CX2072X_ANALOG_TEST8:
296 case CX2072X_ANALOG_TEST9:
297 case CX2072X_ANALOG_TEST10:
298 case CX2072X_ANALOG_TEST11:
299 case CX2072X_ANALOG_TEST12:
300 case CX2072X_ANALOG_TEST13:
301 case CX2072X_DIGITAL_TEST0:
302 case CX2072X_DIGITAL_TEST1:
303 case CX2072X_DIGITAL_TEST11:
304 case CX2072X_DIGITAL_TEST12:
305 case CX2072X_DIGITAL_TEST15:
306 case CX2072X_DIGITAL_TEST16:
307 case CX2072X_DIGITAL_TEST17:
308 case CX2072X_DIGITAL_TEST18:
309 case CX2072X_DIGITAL_TEST19:
310 case CX2072X_DIGITAL_TEST20:
311 return 2;
312 default:
313 return 1;
314 }
315 }
316
317 static bool cx2072x_readable_register(struct device *dev, unsigned int reg)
318 {
319 switch (reg) {
320 case CX2072X_VENDOR_ID:
321 case CX2072X_REVISION_ID:
322 case CX2072X_CURRENT_BCLK_FREQUENCY:
323 case CX2072X_AFG_POWER_STATE:
324 case CX2072X_UM_RESPONSE:
325 case CX2072X_GPIO_DATA:
326 case CX2072X_GPIO_ENABLE:
327 case CX2072X_GPIO_DIRECTION:
328 case CX2072X_GPIO_WAKE:
329 case CX2072X_GPIO_UM_ENABLE:
330 case CX2072X_GPIO_STICKY_MASK:
331 case CX2072X_DAC1_CONVERTER_FORMAT:
332 case CX2072X_DAC1_AMP_GAIN_RIGHT:
333 case CX2072X_DAC1_AMP_GAIN_LEFT:
334 case CX2072X_DAC1_POWER_STATE:
335 case CX2072X_DAC1_CONVERTER_STREAM_CHANNEL:
336 case CX2072X_DAC1_EAPD_ENABLE:
337 case CX2072X_DAC2_CONVERTER_FORMAT:
338 case CX2072X_DAC2_AMP_GAIN_RIGHT:
339 case CX2072X_DAC2_AMP_GAIN_LEFT:
340 case CX2072X_DAC2_POWER_STATE:
341 case CX2072X_DAC2_CONVERTER_STREAM_CHANNEL:
342 case CX2072X_ADC1_CONVERTER_FORMAT:
343 case CX2072X_ADC1_AMP_GAIN_RIGHT_0:
344 case CX2072X_ADC1_AMP_GAIN_LEFT_0:
345 case CX2072X_ADC1_AMP_GAIN_RIGHT_1:
346 case CX2072X_ADC1_AMP_GAIN_LEFT_1:
347 case CX2072X_ADC1_AMP_GAIN_RIGHT_2:
348 case CX2072X_ADC1_AMP_GAIN_LEFT_2:
349 case CX2072X_ADC1_AMP_GAIN_RIGHT_3:
350 case CX2072X_ADC1_AMP_GAIN_LEFT_3:
351 case CX2072X_ADC1_AMP_GAIN_RIGHT_4:
352 case CX2072X_ADC1_AMP_GAIN_LEFT_4:
353 case CX2072X_ADC1_AMP_GAIN_RIGHT_5:
354 case CX2072X_ADC1_AMP_GAIN_LEFT_5:
355 case CX2072X_ADC1_AMP_GAIN_RIGHT_6:
356 case CX2072X_ADC1_AMP_GAIN_LEFT_6:
357 case CX2072X_ADC1_CONNECTION_SELECT_CONTROL:
358 case CX2072X_ADC1_POWER_STATE:
359 case CX2072X_ADC1_CONVERTER_STREAM_CHANNEL:
360 case CX2072X_ADC2_CONVERTER_FORMAT:
361 case CX2072X_ADC2_AMP_GAIN_RIGHT_0:
362 case CX2072X_ADC2_AMP_GAIN_LEFT_0:
363 case CX2072X_ADC2_AMP_GAIN_RIGHT_1:
364 case CX2072X_ADC2_AMP_GAIN_LEFT_1:
365 case CX2072X_ADC2_AMP_GAIN_RIGHT_2:
366 case CX2072X_ADC2_AMP_GAIN_LEFT_2:
367 case CX2072X_ADC2_CONNECTION_SELECT_CONTROL:
368 case CX2072X_ADC2_POWER_STATE:
369 case CX2072X_ADC2_CONVERTER_STREAM_CHANNEL:
370 case CX2072X_PORTA_CONNECTION_SELECT_CTRL:
371 case CX2072X_PORTA_POWER_STATE:
372 case CX2072X_PORTA_PIN_CTRL:
373 case CX2072X_PORTA_UNSOLICITED_RESPONSE:
374 case CX2072X_PORTA_PIN_SENSE:
375 case CX2072X_PORTA_EAPD_BTL:
376 case CX2072X_PORTB_POWER_STATE:
377 case CX2072X_PORTB_PIN_CTRL:
378 case CX2072X_PORTB_UNSOLICITED_RESPONSE:
379 case CX2072X_PORTB_PIN_SENSE:
380 case CX2072X_PORTB_EAPD_BTL:
381 case CX2072X_PORTB_GAIN_RIGHT:
382 case CX2072X_PORTB_GAIN_LEFT:
383 case CX2072X_PORTC_POWER_STATE:
384 case CX2072X_PORTC_PIN_CTRL:
385 case CX2072X_PORTC_GAIN_RIGHT:
386 case CX2072X_PORTC_GAIN_LEFT:
387 case CX2072X_PORTD_POWER_STATE:
388 case CX2072X_PORTD_PIN_CTRL:
389 case CX2072X_PORTD_UNSOLICITED_RESPONSE:
390 case CX2072X_PORTD_PIN_SENSE:
391 case CX2072X_PORTD_GAIN_RIGHT:
392 case CX2072X_PORTD_GAIN_LEFT:
393 case CX2072X_PORTE_CONNECTION_SELECT_CTRL:
394 case CX2072X_PORTE_POWER_STATE:
395 case CX2072X_PORTE_PIN_CTRL:
396 case CX2072X_PORTE_UNSOLICITED_RESPONSE:
397 case CX2072X_PORTE_PIN_SENSE:
398 case CX2072X_PORTE_EAPD_BTL:
399 case CX2072X_PORTE_GAIN_RIGHT:
400 case CX2072X_PORTE_GAIN_LEFT:
401 case CX2072X_PORTF_POWER_STATE:
402 case CX2072X_PORTF_PIN_CTRL:
403 case CX2072X_PORTF_UNSOLICITED_RESPONSE:
404 case CX2072X_PORTF_PIN_SENSE:
405 case CX2072X_PORTF_GAIN_RIGHT:
406 case CX2072X_PORTF_GAIN_LEFT:
407 case CX2072X_PORTG_POWER_STATE:
408 case CX2072X_PORTG_PIN_CTRL:
409 case CX2072X_PORTG_CONNECTION_SELECT_CTRL:
410 case CX2072X_PORTG_EAPD_BTL:
411 case CX2072X_PORTM_POWER_STATE:
412 case CX2072X_PORTM_PIN_CTRL:
413 case CX2072X_PORTM_CONNECTION_SELECT_CTRL:
414 case CX2072X_PORTM_EAPD_BTL:
415 case CX2072X_MIXER_POWER_STATE:
416 case CX2072X_MIXER_GAIN_RIGHT_0:
417 case CX2072X_MIXER_GAIN_LEFT_0:
418 case CX2072X_MIXER_GAIN_RIGHT_1:
419 case CX2072X_MIXER_GAIN_LEFT_1:
420 case CX2072X_EQ_ENABLE_BYPASS:
421 case CX2072X_EQ_B0_COEFF:
422 case CX2072X_EQ_B1_COEFF:
423 case CX2072X_EQ_B2_COEFF:
424 case CX2072X_EQ_A1_COEFF:
425 case CX2072X_EQ_A2_COEFF:
426 case CX2072X_EQ_G_COEFF:
427 case CX2072X_SPKR_DRC_ENABLE_STEP:
428 case CX2072X_SPKR_DRC_CONTROL:
429 case CX2072X_SPKR_DRC_TEST:
430 case CX2072X_DIGITAL_BIOS_TEST0:
431 case CX2072X_DIGITAL_BIOS_TEST2:
432 case CX2072X_I2SPCM_CONTROL1:
433 case CX2072X_I2SPCM_CONTROL2:
434 case CX2072X_I2SPCM_CONTROL3:
435 case CX2072X_I2SPCM_CONTROL4:
436 case CX2072X_I2SPCM_CONTROL5:
437 case CX2072X_I2SPCM_CONTROL6:
438 case CX2072X_UM_INTERRUPT_CRTL_E:
439 case CX2072X_CODEC_TEST2:
440 case CX2072X_CODEC_TEST9:
441 case CX2072X_CODEC_TEST20:
442 case CX2072X_CODEC_TEST26:
443 case CX2072X_ANALOG_TEST4:
444 case CX2072X_ANALOG_TEST5:
445 case CX2072X_ANALOG_TEST6:
446 case CX2072X_ANALOG_TEST7:
447 case CX2072X_ANALOG_TEST8:
448 case CX2072X_ANALOG_TEST9:
449 case CX2072X_ANALOG_TEST10:
450 case CX2072X_ANALOG_TEST11:
451 case CX2072X_ANALOG_TEST12:
452 case CX2072X_ANALOG_TEST13:
453 case CX2072X_DIGITAL_TEST0:
454 case CX2072X_DIGITAL_TEST1:
455 case CX2072X_DIGITAL_TEST11:
456 case CX2072X_DIGITAL_TEST12:
457 case CX2072X_DIGITAL_TEST15:
458 case CX2072X_DIGITAL_TEST16:
459 case CX2072X_DIGITAL_TEST17:
460 case CX2072X_DIGITAL_TEST18:
461 case CX2072X_DIGITAL_TEST19:
462 case CX2072X_DIGITAL_TEST20:
463 return true;
464 default:
465 return false;
466 }
467 }
468
469 static bool cx2072x_volatile_register(struct device *dev, unsigned int reg)
470 {
471 switch (reg) {
472 case CX2072X_VENDOR_ID:
473 case CX2072X_REVISION_ID:
474 case CX2072X_UM_INTERRUPT_CRTL_E:
475 case CX2072X_DIGITAL_TEST11:
476 case CX2072X_PORTA_PIN_SENSE:
477 case CX2072X_PORTB_PIN_SENSE:
478 case CX2072X_PORTD_PIN_SENSE:
479 case CX2072X_PORTE_PIN_SENSE:
480 case CX2072X_PORTF_PIN_SENSE:
481 case CX2072X_EQ_G_COEFF:
482 case CX2072X_EQ_BAND:
483 return true;
484 default:
485 return false;
486 }
487 }
488
489 static int cx2072x_reg_raw_write(struct i2c_client *client,
490 unsigned int reg,
491 const void *val, size_t val_count)
492 {
493 struct device *dev = &client->dev;
494 u8 buf[2 + CX2072X_MAX_EQ_COEFF];
495 int ret;
496
497 if (WARN_ON(val_count + 2 > sizeof(buf)))
498 return -EINVAL;
499
500 buf[0] = reg >> 8;
501 buf[1] = reg & 0xff;
502
503 memcpy(buf + 2, val, val_count);
504
505 ret = i2c_master_send(client, buf, val_count + 2);
506 if (ret != val_count + 2) {
507 dev_err(dev, "I2C write failed, ret = %d\n", ret);
508 return ret < 0 ? ret : -EIO;
509 }
510 return 0;
511 }
512
513 static int cx2072x_reg_write(void *context, unsigned int reg,
514 unsigned int value)
515 {
516 __le32 raw_value;
517 unsigned int size;
518
519 size = cx2072x_register_size(reg);
520
521 if (reg == CX2072X_UM_INTERRUPT_CRTL_E) {
522 /* Update the MSB byte only */
523 reg += 3;
524 size = 1;
525 value >>= 24;
526 }
527
528 raw_value = cpu_to_le32(value);
529 return cx2072x_reg_raw_write(context, reg, &raw_value, size);
530 }
531
532 static int cx2072x_reg_read(void *context, unsigned int reg,
533 unsigned int *value)
534 {
535 struct i2c_client *client = context;
536 struct device *dev = &client->dev;
537 __le32 recv_buf = 0;
538 struct i2c_msg msgs[2];
539 unsigned int size;
540 u8 send_buf[2];
541 int ret;
542
543 size = cx2072x_register_size(reg);
544
545 send_buf[0] = reg >> 8;
546 send_buf[1] = reg & 0xff;
547
548 msgs[0].addr = client->addr;
549 msgs[0].len = sizeof(send_buf);
550 msgs[0].buf = send_buf;
551 msgs[0].flags = 0;
552
553 msgs[1].addr = client->addr;
554 msgs[1].len = size;
555 msgs[1].buf = (u8 *)&recv_buf;
556 msgs[1].flags = I2C_M_RD;
557
558 ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
559 if (ret != ARRAY_SIZE(msgs)) {
560 dev_err(dev, "Failed to read register, ret = %d\n", ret);
561 return ret < 0 ? ret : -EIO;
562 }
563
564 *value = le32_to_cpu(recv_buf);
565 return 0;
566 }
567
568 /* get suggested pre_div valuce from mclk frequency */
569 static unsigned int get_div_from_mclk(unsigned int mclk)
570 {
571 unsigned int div = 8;
572 int i;
573
574 for (i = 0; i < ARRAY_SIZE(mclk_pre_div); i++) {
575 if (mclk <= mclk_pre_div[i].mclk) {
576 div = mclk_pre_div[i].div;
577 break;
578 }
579 }
580 return div;
581 }
582
583 static int cx2072x_config_pll(struct cx2072x_priv *cx2072x)
584 {
585 struct device *dev = cx2072x->dev;
586 unsigned int pre_div;
587 unsigned int pre_div_val;
588 unsigned int pll_input;
589 unsigned int pll_output;
590 unsigned int int_div;
591 unsigned int frac_div;
592 u64 frac_num;
593 unsigned int frac;
594 unsigned int sample_rate = cx2072x->sample_rate;
595 int pt_sample_per_sync = 2;
596 int pt_clock_per_sample = 96;
597
598 switch (sample_rate) {
599 case 48000:
600 case 32000:
601 case 24000:
602 case 16000:
603 break;
604
605 case 96000:
606 pt_sample_per_sync = 1;
607 pt_clock_per_sample = 48;
608 break;
609
610 case 192000:
611 pt_sample_per_sync = 0;
612 pt_clock_per_sample = 24;
613 break;
614
615 default:
616 dev_err(dev, "Unsupported sample rate %d\n", sample_rate);
617 return -EINVAL;
618 }
619
620 /* Configure PLL settings */
621 pre_div = get_div_from_mclk(cx2072x->mclk_rate);
622 pll_input = cx2072x->mclk_rate / pre_div;
623 pll_output = sample_rate * 3072;
624 int_div = pll_output / pll_input;
625 frac_div = pll_output - (int_div * pll_input);
626
627 if (frac_div) {
628 frac_div *= 1000;
629 frac_div /= pll_input;
630 frac_num = (u64)(4000 + frac_div) * ((1 << 20) - 4);
631 do_div(frac_num, 7);
632 frac = ((u32)frac_num + 499) / 1000;
633 }
634 pre_div_val = (pre_div - 1) * 2;
635
636 regmap_write(cx2072x->regmap, CX2072X_ANALOG_TEST4,
637 0x40 | (pre_div_val << 8));
638 if (frac_div == 0) {
639 /* Int mode */
640 regmap_write(cx2072x->regmap, CX2072X_ANALOG_TEST7, 0x100);
641 } else {
642 /* frac mode */
643 regmap_write(cx2072x->regmap, CX2072X_ANALOG_TEST6,
644 frac & 0xfff);
645 regmap_write(cx2072x->regmap, CX2072X_ANALOG_TEST7,
646 (u8)(frac >> 12));
647 }
648
649 int_div--;
650 regmap_write(cx2072x->regmap, CX2072X_ANALOG_TEST8, int_div);
651
652 /* configure PLL tracking */
653 if (frac_div == 0) {
654 /* disable PLL tracking */
655 regmap_write(cx2072x->regmap, CX2072X_DIGITAL_TEST16, 0x00);
656 } else {
657 /* configure and enable PLL tracking */
658 regmap_write(cx2072x->regmap, CX2072X_DIGITAL_TEST16,
659 (pt_sample_per_sync << 4) & 0xf0);
660 regmap_write(cx2072x->regmap, CX2072X_DIGITAL_TEST17,
661 pt_clock_per_sample);
662 regmap_write(cx2072x->regmap, CX2072X_DIGITAL_TEST18,
663 pt_clock_per_sample * 3 / 2);
664 regmap_write(cx2072x->regmap, CX2072X_DIGITAL_TEST19, 0x01);
665 regmap_write(cx2072x->regmap, CX2072X_DIGITAL_TEST20, 0x02);
666 regmap_update_bits(cx2072x->regmap, CX2072X_DIGITAL_TEST16,
667 0x01, 0x01);
668 }
669
670 return 0;
671 }
672
673 static int cx2072x_config_i2spcm(struct cx2072x_priv *cx2072x)
674 {
675 struct device *dev = cx2072x->dev;
676 unsigned int bclk_rate = 0;
677 int is_i2s = 0;
678 int has_one_bit_delay = 0;
679 int is_frame_inv = 0;
680 int is_bclk_inv = 0;
681 int pulse_len;
682 int frame_len = cx2072x->frame_size;
683 int sample_size = cx2072x->sample_size;
684 int i2s_right_slot;
685 int i2s_right_pause_interval = 0;
686 int i2s_right_pause_pos;
687 int is_big_endian = 1;
688 u64 div;
689 unsigned int mod;
690 union cx2072x_reg_i2spcm_ctrl_reg1 reg1;
691 union cx2072x_reg_i2spcm_ctrl_reg2 reg2;
692 union cx2072x_reg_i2spcm_ctrl_reg3 reg3;
693 union cx2072x_reg_i2spcm_ctrl_reg4 reg4;
694 union cx2072x_reg_i2spcm_ctrl_reg5 reg5;
695 union cx2072x_reg_i2spcm_ctrl_reg6 reg6;
696 union cx2072x_reg_digital_bios_test2 regdbt2;
697 const unsigned int fmt = cx2072x->dai_fmt;
698
699 if (frame_len <= 0) {
700 dev_err(dev, "Incorrect frame len %d\n", frame_len);
701 return -EINVAL;
702 }
703
704 if (sample_size <= 0) {
705 dev_err(dev, "Incorrect sample size %d\n", sample_size);
706 return -EINVAL;
707 }
708
709 dev_dbg(dev, "config_i2spcm set_dai_fmt- %08x\n", fmt);
710
711 regdbt2.ulval = 0xac;
712
713 /* set master/slave */
714 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
715 case SND_SOC_DAIFMT_CBM_CFM:
716 reg2.r.tx_master = 1;
717 reg3.r.rx_master = 1;
718 dev_dbg(dev, "Sets Master mode\n");
719 break;
720
721 case SND_SOC_DAIFMT_CBS_CFS:
722 reg2.r.tx_master = 0;
723 reg3.r.rx_master = 0;
724 dev_dbg(dev, "Sets Slave mode\n");
725 break;
726
727 default:
728 dev_err(dev, "Unsupported DAI master mode\n");
729 return -EINVAL;
730 }
731
732 /* set format */
733 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
734 case SND_SOC_DAIFMT_I2S:
735 is_i2s = 1;
736 has_one_bit_delay = 1;
737 pulse_len = frame_len / 2;
738 break;
739
740 case SND_SOC_DAIFMT_RIGHT_J:
741 is_i2s = 1;
742 pulse_len = frame_len / 2;
743 break;
744
745 case SND_SOC_DAIFMT_LEFT_J:
746 is_i2s = 1;
747 pulse_len = frame_len / 2;
748 break;
749
750 default:
751 dev_err(dev, "Unsupported DAI format\n");
752 return -EINVAL;
753 }
754
755 /* clock inversion */
756 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
757 case SND_SOC_DAIFMT_NB_NF:
758 is_frame_inv = is_i2s;
759 is_bclk_inv = is_i2s;
760 break;
761
762 case SND_SOC_DAIFMT_IB_IF:
763 is_frame_inv = !is_i2s;
764 is_bclk_inv = !is_i2s;
765 break;
766
767 case SND_SOC_DAIFMT_IB_NF:
768 is_frame_inv = is_i2s;
769 is_bclk_inv = !is_i2s;
770 break;
771
772 case SND_SOC_DAIFMT_NB_IF:
773 is_frame_inv = !is_i2s;
774 is_bclk_inv = is_i2s;
775 break;
776
777 default:
778 dev_err(dev, "Unsupported DAI clock inversion\n");
779 return -EINVAL;
780 }
781
782 reg1.r.rx_data_one_line = 1;
783 reg1.r.tx_data_one_line = 1;
784
785 if (is_i2s) {
786 i2s_right_slot = (frame_len / 2) / BITS_PER_SLOT;
787 i2s_right_pause_interval = (frame_len / 2) % BITS_PER_SLOT;
788 i2s_right_pause_pos = i2s_right_slot * BITS_PER_SLOT;
789 }
790
791 reg1.r.rx_ws_pol = is_frame_inv;
792 reg1.r.rx_ws_wid = pulse_len - 1;
793
794 reg1.r.rx_frm_len = frame_len / BITS_PER_SLOT - 1;
795 reg1.r.rx_sa_size = (sample_size / BITS_PER_SLOT) - 1;
796
797 reg1.r.tx_ws_pol = reg1.r.rx_ws_pol;
798 reg1.r.tx_ws_wid = pulse_len - 1;
799 reg1.r.tx_frm_len = reg1.r.rx_frm_len;
800 reg1.r.tx_sa_size = reg1.r.rx_sa_size;
801
802 reg2.r.tx_endian_sel = !is_big_endian;
803 reg2.r.tx_dstart_dly = has_one_bit_delay;
804 if (cx2072x->en_aec_ref)
805 reg2.r.tx_dstart_dly = 0;
806
807 reg3.r.rx_endian_sel = !is_big_endian;
808 reg3.r.rx_dstart_dly = has_one_bit_delay;
809
810 reg4.ulval = 0;
811
812 if (is_i2s) {
813 reg2.r.tx_slot_1 = 0;
814 reg2.r.tx_slot_2 = i2s_right_slot;
815 reg3.r.rx_slot_1 = 0;
816 if (cx2072x->en_aec_ref)
817 reg3.r.rx_slot_2 = 0;
818 else
819 reg3.r.rx_slot_2 = i2s_right_slot;
820 reg6.r.rx_pause_start_pos = i2s_right_pause_pos;
821 reg6.r.rx_pause_cycles = i2s_right_pause_interval;
822 reg6.r.tx_pause_start_pos = i2s_right_pause_pos;
823 reg6.r.tx_pause_cycles = i2s_right_pause_interval;
824 } else {
825 dev_err(dev, "TDM mode is not implemented yet\n");
826 return -EINVAL;
827 }
828 regdbt2.r.i2s_bclk_invert = is_bclk_inv;
829
830 reg1.r.rx_data_one_line = 1;
831 reg1.r.tx_data_one_line = 1;
832
833 /* Configures the BCLK output */
834 bclk_rate = cx2072x->sample_rate * frame_len;
835 reg5.r.i2s_pcm_clk_div_chan_en = 0;
836
837 /* Disables bclk output before setting new value */
838 regmap_write(cx2072x->regmap, CX2072X_I2SPCM_CONTROL5, 0);
839
840 if (reg2.r.tx_master) {
841 /* Configures BCLK rate */
842 div = PLL_OUT_HZ_48;
843 mod = do_div(div, bclk_rate);
844 if (mod) {
845 dev_err(dev, "Unsupported BCLK %dHz\n", bclk_rate);
846 return -EINVAL;
847 }
848 dev_dbg(dev, "enables BCLK %dHz output\n", bclk_rate);
849 reg5.r.i2s_pcm_clk_div = (u32)div - 1;
850 reg5.r.i2s_pcm_clk_div_chan_en = 1;
851 }
852
853 regmap_write(cx2072x->regmap, CX2072X_I2SPCM_CONTROL1, reg1.ulval);
854 regmap_update_bits(cx2072x->regmap, CX2072X_I2SPCM_CONTROL2, 0xffffffc0,
855 reg2.ulval);
856 regmap_update_bits(cx2072x->regmap, CX2072X_I2SPCM_CONTROL3, 0xffffffc0,
857 reg3.ulval);
858 regmap_write(cx2072x->regmap, CX2072X_I2SPCM_CONTROL4, reg4.ulval);
859 regmap_write(cx2072x->regmap, CX2072X_I2SPCM_CONTROL6, reg6.ulval);
860 regmap_write(cx2072x->regmap, CX2072X_I2SPCM_CONTROL5, reg5.ulval);
861
862 regmap_write(cx2072x->regmap, CX2072X_DIGITAL_BIOS_TEST2,
863 regdbt2.ulval);
864
865 return 0;
866 }
867
868 static int afg_power_ev(struct snd_soc_dapm_widget *w,
869 struct snd_kcontrol *kcontrol, int event)
870 {
871 struct snd_soc_component *codec = snd_soc_dapm_to_component(w->dapm);
872 struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
873
874 switch (event) {
875 case SND_SOC_DAPM_POST_PMU:
876 regmap_update_bits(cx2072x->regmap, CX2072X_DIGITAL_BIOS_TEST0,
877 0x00, 0x10);
878 break;
879
880 case SND_SOC_DAPM_PRE_PMD:
881 regmap_update_bits(cx2072x->regmap, CX2072X_DIGITAL_BIOS_TEST0,
882 0x10, 0x10);
883 break;
884 }
885
886 return 0;
887 }
888
889 static const struct snd_kcontrol_new cx2072x_snd_controls[] = {
890 SOC_DOUBLE_R_TLV("PortD Boost Volume", CX2072X_PORTD_GAIN_LEFT,
891 CX2072X_PORTD_GAIN_RIGHT, 0, 3, 0, boost_tlv),
892 SOC_DOUBLE_R_TLV("PortC Boost Volume", CX2072X_PORTC_GAIN_LEFT,
893 CX2072X_PORTC_GAIN_RIGHT, 0, 3, 0, boost_tlv),
894 SOC_DOUBLE_R_TLV("PortB Boost Volume", CX2072X_PORTB_GAIN_LEFT,
895 CX2072X_PORTB_GAIN_RIGHT, 0, 3, 0, boost_tlv),
896 SOC_DOUBLE_R_TLV("PortD ADC1 Volume", CX2072X_ADC1_AMP_GAIN_LEFT_1,
897 CX2072X_ADC1_AMP_GAIN_RIGHT_1, 0, 0x4a, 0, adc_tlv),
898 SOC_DOUBLE_R_TLV("PortC ADC1 Volume", CX2072X_ADC1_AMP_GAIN_LEFT_2,
899 CX2072X_ADC1_AMP_GAIN_RIGHT_2, 0, 0x4a, 0, adc_tlv),
900 SOC_DOUBLE_R_TLV("PortB ADC1 Volume", CX2072X_ADC1_AMP_GAIN_LEFT_0,
901 CX2072X_ADC1_AMP_GAIN_RIGHT_0, 0, 0x4a, 0, adc_tlv),
902 SOC_DOUBLE_R_TLV("DAC1 Volume", CX2072X_DAC1_AMP_GAIN_LEFT,
903 CX2072X_DAC1_AMP_GAIN_RIGHT, 0, 0x4a, 0, dac_tlv),
904 SOC_DOUBLE_R("DAC1 Switch", CX2072X_DAC1_AMP_GAIN_LEFT,
905 CX2072X_DAC1_AMP_GAIN_RIGHT, 7, 1, 0),
906 SOC_DOUBLE_R_TLV("DAC2 Volume", CX2072X_DAC2_AMP_GAIN_LEFT,
907 CX2072X_DAC2_AMP_GAIN_RIGHT, 0, 0x4a, 0, dac_tlv),
908 SOC_SINGLE_TLV("HPF Freq", CX2072X_CODEC_TEST9, 0, 0x3f, 0, hpf_tlv),
909 SOC_DOUBLE("HPF Switch", CX2072X_CODEC_TEST9, 8, 9, 1, 1),
910 SOC_SINGLE("PortA HP Amp Switch", CX2072X_PORTA_PIN_CTRL, 7, 1, 0),
911 };
912
913 static int cx2072x_hw_params(struct snd_pcm_substream *substream,
914 struct snd_pcm_hw_params *params,
915 struct snd_soc_dai *dai)
916 {
917 struct snd_soc_component *codec = dai->component;
918 struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
919 struct device *dev = codec->dev;
920 const unsigned int sample_rate = params_rate(params);
921 int sample_size, frame_size;
922
923 /* Data sizes if not using TDM */
924 sample_size = params_width(params);
925
926 if (sample_size < 0)
927 return sample_size;
928
929 frame_size = snd_soc_params_to_frame_size(params);
930 if (frame_size < 0)
931 return frame_size;
932
933 if (cx2072x->mclk_rate == 0) {
934 dev_err(dev, "Master clock rate is not configured\n");
935 return -EINVAL;
936 }
937
938 if (cx2072x->bclk_ratio)
939 frame_size = cx2072x->bclk_ratio;
940
941 switch (sample_rate) {
942 case 48000:
943 case 32000:
944 case 24000:
945 case 16000:
946 case 96000:
947 case 192000:
948 break;
949
950 default:
951 dev_err(dev, "Unsupported sample rate %d\n", sample_rate);
952 return -EINVAL;
953 }
954
955 dev_dbg(dev, "Sample size %d bits, frame = %d bits, rate = %d Hz\n",
956 sample_size, frame_size, sample_rate);
957
958 cx2072x->frame_size = frame_size;
959 cx2072x->sample_size = sample_size;
960 cx2072x->sample_rate = sample_rate;
961
962 if (dai->id == CX2072X_DAI_DSP) {
963 cx2072x->en_aec_ref = true;
964 dev_dbg(cx2072x->dev, "enables aec reference\n");
965 regmap_write(cx2072x->regmap,
966 CX2072X_ADC1_CONNECTION_SELECT_CONTROL, 3);
967 }
968
969 if (cx2072x->pll_changed) {
970 cx2072x_config_pll(cx2072x);
971 cx2072x->pll_changed = false;
972 }
973
974 if (cx2072x->i2spcm_changed) {
975 cx2072x_config_i2spcm(cx2072x);
976 cx2072x->i2spcm_changed = false;
977 }
978
979 return 0;
980 }
981
982 static int cx2072x_set_dai_bclk_ratio(struct snd_soc_dai *dai,
983 unsigned int ratio)
984 {
985 struct snd_soc_component *codec = dai->component;
986 struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
987
988 cx2072x->bclk_ratio = ratio;
989 return 0;
990 }
991
992 static int cx2072x_set_dai_sysclk(struct snd_soc_dai *dai, int clk_id,
993 unsigned int freq, int dir)
994 {
995 struct snd_soc_component *codec = dai->component;
996 struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
997
998 if (clk_set_rate(cx2072x->mclk, freq)) {
999 dev_err(codec->dev, "set clk rate failed\n");
1000 return -EINVAL;
1001 }
1002
1003 cx2072x->mclk_rate = freq;
1004 return 0;
1005 }
1006
1007 static int cx2072x_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
1008 {
1009 struct snd_soc_component *codec = dai->component;
1010 struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
1011 struct device *dev = codec->dev;
1012
1013 dev_dbg(dev, "set_dai_fmt- %08x\n", fmt);
1014 /* set master/slave */
1015 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1016 case SND_SOC_DAIFMT_CBM_CFM:
1017 case SND_SOC_DAIFMT_CBS_CFS:
1018 break;
1019
1020 default:
1021 dev_err(dev, "Unsupported DAI master mode\n");
1022 return -EINVAL;
1023 }
1024
1025 /* set format */
1026 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1027 case SND_SOC_DAIFMT_I2S:
1028 case SND_SOC_DAIFMT_RIGHT_J:
1029 case SND_SOC_DAIFMT_LEFT_J:
1030 break;
1031
1032 default:
1033 dev_err(dev, "Unsupported DAI format\n");
1034 return -EINVAL;
1035 }
1036
1037 /* clock inversion */
1038 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1039 case SND_SOC_DAIFMT_NB_NF:
1040 case SND_SOC_DAIFMT_IB_IF:
1041 case SND_SOC_DAIFMT_IB_NF:
1042 case SND_SOC_DAIFMT_NB_IF:
1043 break;
1044
1045 default:
1046 dev_err(dev, "Unsupported DAI clock inversion\n");
1047 return -EINVAL;
1048 }
1049
1050 cx2072x->dai_fmt = fmt;
1051 return 0;
1052 }
1053
1054 static const struct snd_kcontrol_new portaouten_ctl =
1055 SOC_DAPM_SINGLE("Switch", CX2072X_PORTA_PIN_CTRL, 6, 1, 0);
1056
1057 static const struct snd_kcontrol_new porteouten_ctl =
1058 SOC_DAPM_SINGLE("Switch", CX2072X_PORTE_PIN_CTRL, 6, 1, 0);
1059
1060 static const struct snd_kcontrol_new portgouten_ctl =
1061 SOC_DAPM_SINGLE("Switch", CX2072X_PORTG_PIN_CTRL, 6, 1, 0);
1062
1063 static const struct snd_kcontrol_new portmouten_ctl =
1064 SOC_DAPM_SINGLE("Switch", CX2072X_PORTM_PIN_CTRL, 6, 1, 0);
1065
1066 static const struct snd_kcontrol_new portbinen_ctl =
1067 SOC_DAPM_SINGLE("Switch", CX2072X_PORTB_PIN_CTRL, 5, 1, 0);
1068
1069 static const struct snd_kcontrol_new portcinen_ctl =
1070 SOC_DAPM_SINGLE("Switch", CX2072X_PORTC_PIN_CTRL, 5, 1, 0);
1071
1072 static const struct snd_kcontrol_new portdinen_ctl =
1073 SOC_DAPM_SINGLE("Switch", CX2072X_PORTD_PIN_CTRL, 5, 1, 0);
1074
1075 static const struct snd_kcontrol_new porteinen_ctl =
1076 SOC_DAPM_SINGLE("Switch", CX2072X_PORTE_PIN_CTRL, 5, 1, 0);
1077
1078 static const struct snd_kcontrol_new i2sadc1l_ctl =
1079 SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL2, 0, 1, 0);
1080
1081 static const struct snd_kcontrol_new i2sadc1r_ctl =
1082 SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL2, 1, 1, 0);
1083
1084 static const struct snd_kcontrol_new i2sadc2l_ctl =
1085 SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL2, 2, 1, 0);
1086
1087 static const struct snd_kcontrol_new i2sadc2r_ctl =
1088 SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL2, 3, 1, 0);
1089
1090 static const struct snd_kcontrol_new i2sdac1l_ctl =
1091 SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL3, 0, 1, 0);
1092
1093 static const struct snd_kcontrol_new i2sdac1r_ctl =
1094 SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL3, 1, 1, 0);
1095
1096 static const struct snd_kcontrol_new i2sdac2l_ctl =
1097 SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL3, 2, 1, 0);
1098
1099 static const struct snd_kcontrol_new i2sdac2r_ctl =
1100 SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL3, 3, 1, 0);
1101
1102 static const char * const dac_enum_text[] = {
1103 "DAC1 Switch", "DAC2 Switch",
1104 };
1105
1106 static const struct soc_enum porta_dac_enum =
1107 SOC_ENUM_SINGLE(CX2072X_PORTA_CONNECTION_SELECT_CTRL, 0, 2, dac_enum_text);
1108
1109 static const struct snd_kcontrol_new porta_mux =
1110 SOC_DAPM_ENUM("PortA Mux", porta_dac_enum);
1111
1112 static const struct soc_enum portg_dac_enum =
1113 SOC_ENUM_SINGLE(CX2072X_PORTG_CONNECTION_SELECT_CTRL, 0, 2, dac_enum_text);
1114
1115 static const struct snd_kcontrol_new portg_mux =
1116 SOC_DAPM_ENUM("PortG Mux", portg_dac_enum);
1117
1118 static const struct soc_enum porte_dac_enum =
1119 SOC_ENUM_SINGLE(CX2072X_PORTE_CONNECTION_SELECT_CTRL, 0, 2, dac_enum_text);
1120
1121 static const struct snd_kcontrol_new porte_mux =
1122 SOC_DAPM_ENUM("PortE Mux", porte_dac_enum);
1123
1124 static const struct soc_enum portm_dac_enum =
1125 SOC_ENUM_SINGLE(CX2072X_PORTM_CONNECTION_SELECT_CTRL, 0, 2, dac_enum_text);
1126
1127 static const struct snd_kcontrol_new portm_mux =
1128 SOC_DAPM_ENUM("PortM Mux", portm_dac_enum);
1129
1130 static const char * const adc1in_sel_text[] = {
1131 "PortB Switch", "PortD Switch", "PortC Switch", "Widget15 Switch",
1132 "PortE Switch", "PortF Switch", "PortH Switch"
1133 };
1134
1135 static const struct soc_enum adc1in_sel_enum =
1136 SOC_ENUM_SINGLE(CX2072X_ADC1_CONNECTION_SELECT_CONTROL, 0, 7, adc1in_sel_text);
1137
1138 static const struct snd_kcontrol_new adc1_mux =
1139 SOC_DAPM_ENUM("ADC1 Mux", adc1in_sel_enum);
1140
1141 static const char * const adc2in_sel_text[] = {
1142 "PortC Switch", "Widget15 Switch", "PortH Switch"
1143 };
1144
1145 static const struct soc_enum adc2in_sel_enum =
1146 SOC_ENUM_SINGLE(CX2072X_ADC2_CONNECTION_SELECT_CONTROL, 0, 3, adc2in_sel_text);
1147
1148 static const struct snd_kcontrol_new adc2_mux =
1149 SOC_DAPM_ENUM("ADC2 Mux", adc2in_sel_enum);
1150
1151 static const struct snd_kcontrol_new wid15_mix[] = {
1152 SOC_DAPM_SINGLE("DAC1L Switch", CX2072X_MIXER_GAIN_LEFT_0, 7, 1, 1),
1153 SOC_DAPM_SINGLE("DAC1R Switch", CX2072X_MIXER_GAIN_RIGHT_0, 7, 1, 1),
1154 SOC_DAPM_SINGLE("DAC2L Switch", CX2072X_MIXER_GAIN_LEFT_1, 7, 1, 1),
1155 SOC_DAPM_SINGLE("DAC2R Switch", CX2072X_MIXER_GAIN_RIGHT_1, 7, 1, 1),
1156 };
1157
1158 #define CX2072X_DAPM_SUPPLY_S(wname, wsubseq, wreg, wshift, wmask, won_val, \
1159 woff_val, wevent, wflags) \
1160 {.id = snd_soc_dapm_supply, .name = wname, .kcontrol_news = NULL, \
1161 .num_kcontrols = 0, .reg = wreg, .shift = wshift, .mask = wmask, \
1162 .on_val = won_val, .off_val = woff_val, \
1163 .subseq = wsubseq, .event = wevent, .event_flags = wflags}
1164
1165 #define CX2072X_DAPM_SWITCH(wname, wreg, wshift, wmask, won_val, woff_val, \
1166 wevent, wflags) \
1167 {.id = snd_soc_dapm_switch, .name = wname, .kcontrol_news = NULL, \
1168 .num_kcontrols = 0, .reg = wreg, .shift = wshift, .mask = wmask, \
1169 .on_val = won_val, .off_val = woff_val, \
1170 .event = wevent, .event_flags = wflags}
1171
1172 #define CX2072X_DAPM_SWITCH(wname, wreg, wshift, wmask, won_val, woff_val, \
1173 wevent, wflags) \
1174 {.id = snd_soc_dapm_switch, .name = wname, .kcontrol_news = NULL, \
1175 .num_kcontrols = 0, .reg = wreg, .shift = wshift, .mask = wmask, \
1176 .on_val = won_val, .off_val = woff_val, \
1177 .event = wevent, .event_flags = wflags}
1178
1179 #define CX2072X_DAPM_REG_E(wid, wname, wreg, wshift, wmask, won_val, woff_val, \
1180 wevent, wflags) \
1181 {.id = wid, .name = wname, .kcontrol_news = NULL, .num_kcontrols = 0, \
1182 .reg = wreg, .shift = wshift, .mask = wmask, \
1183 .on_val = won_val, .off_val = woff_val, \
1184 .event = wevent, .event_flags = wflags}
1185
1186 static const struct snd_soc_dapm_widget cx2072x_dapm_widgets[] = {
1187 /*Playback*/
1188 SND_SOC_DAPM_AIF_IN("In AIF", "Playback", 0, SND_SOC_NOPM, 0, 0),
1189
1190 SND_SOC_DAPM_SWITCH("I2S DAC1L", SND_SOC_NOPM, 0, 0, &i2sdac1l_ctl),
1191 SND_SOC_DAPM_SWITCH("I2S DAC1R", SND_SOC_NOPM, 0, 0, &i2sdac1r_ctl),
1192 SND_SOC_DAPM_SWITCH("I2S DAC2L", SND_SOC_NOPM, 0, 0, &i2sdac2l_ctl),
1193 SND_SOC_DAPM_SWITCH("I2S DAC2R", SND_SOC_NOPM, 0, 0, &i2sdac2r_ctl),
1194
1195 SND_SOC_DAPM_REG(snd_soc_dapm_dac, "DAC1", CX2072X_DAC1_POWER_STATE,
1196 0, 0xfff, 0x00, 0x03),
1197
1198 SND_SOC_DAPM_REG(snd_soc_dapm_dac, "DAC2", CX2072X_DAC2_POWER_STATE,
1199 0, 0xfff, 0x00, 0x03),
1200
1201 SND_SOC_DAPM_MUX("PortA Mux", SND_SOC_NOPM, 0, 0, &porta_mux),
1202 SND_SOC_DAPM_MUX("PortG Mux", SND_SOC_NOPM, 0, 0, &portg_mux),
1203 SND_SOC_DAPM_MUX("PortE Mux", SND_SOC_NOPM, 0, 0, &porte_mux),
1204 SND_SOC_DAPM_MUX("PortM Mux", SND_SOC_NOPM, 0, 0, &portm_mux),
1205
1206 SND_SOC_DAPM_REG(snd_soc_dapm_supply, "PortA Power",
1207 CX2072X_PORTA_POWER_STATE, 0, 0xfff, 0x00, 0x03),
1208
1209 SND_SOC_DAPM_REG(snd_soc_dapm_supply, "PortM Power",
1210 CX2072X_PORTM_POWER_STATE, 0, 0xfff, 0x00, 0x03),
1211
1212 SND_SOC_DAPM_REG(snd_soc_dapm_supply, "PortG Power",
1213 CX2072X_PORTG_POWER_STATE, 0, 0xfff, 0x00, 0x03),
1214
1215 CX2072X_DAPM_SUPPLY_S("AFG Power", 0, CX2072X_AFG_POWER_STATE,
1216 0, 0xfff, 0x00, 0x03, afg_power_ev,
1217 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1218
1219 SND_SOC_DAPM_SWITCH("PortA Out En", SND_SOC_NOPM, 0, 0,
1220 &portaouten_ctl),
1221 SND_SOC_DAPM_SWITCH("PortE Out En", SND_SOC_NOPM, 0, 0,
1222 &porteouten_ctl),
1223 SND_SOC_DAPM_SWITCH("PortG Out En", SND_SOC_NOPM, 0, 0,
1224 &portgouten_ctl),
1225 SND_SOC_DAPM_SWITCH("PortM Out En", SND_SOC_NOPM, 0, 0,
1226 &portmouten_ctl),
1227
1228 SND_SOC_DAPM_OUTPUT("PORTA"),
1229 SND_SOC_DAPM_OUTPUT("PORTG"),
1230 SND_SOC_DAPM_OUTPUT("PORTE"),
1231 SND_SOC_DAPM_OUTPUT("PORTM"),
1232 SND_SOC_DAPM_OUTPUT("AEC REF"),
1233
1234 /*Capture*/
1235 SND_SOC_DAPM_AIF_OUT("Out AIF", "Capture", 0, SND_SOC_NOPM, 0, 0),
1236
1237 SND_SOC_DAPM_SWITCH("I2S ADC1L", SND_SOC_NOPM, 0, 0, &i2sadc1l_ctl),
1238 SND_SOC_DAPM_SWITCH("I2S ADC1R", SND_SOC_NOPM, 0, 0, &i2sadc1r_ctl),
1239 SND_SOC_DAPM_SWITCH("I2S ADC2L", SND_SOC_NOPM, 0, 0, &i2sadc2l_ctl),
1240 SND_SOC_DAPM_SWITCH("I2S ADC2R", SND_SOC_NOPM, 0, 0, &i2sadc2r_ctl),
1241
1242 SND_SOC_DAPM_REG(snd_soc_dapm_adc, "ADC1", CX2072X_ADC1_POWER_STATE,
1243 0, 0xff, 0x00, 0x03),
1244 SND_SOC_DAPM_REG(snd_soc_dapm_adc, "ADC2", CX2072X_ADC2_POWER_STATE,
1245 0, 0xff, 0x00, 0x03),
1246
1247 SND_SOC_DAPM_MUX("ADC1 Mux", SND_SOC_NOPM, 0, 0, &adc1_mux),
1248 SND_SOC_DAPM_MUX("ADC2 Mux", SND_SOC_NOPM, 0, 0, &adc2_mux),
1249
1250 SND_SOC_DAPM_REG(snd_soc_dapm_supply, "PortB Power",
1251 CX2072X_PORTB_POWER_STATE, 0, 0xfff, 0x00, 0x03),
1252 SND_SOC_DAPM_REG(snd_soc_dapm_supply, "PortC Power",
1253 CX2072X_PORTC_POWER_STATE, 0, 0xfff, 0x00, 0x03),
1254 SND_SOC_DAPM_REG(snd_soc_dapm_supply, "PortD Power",
1255 CX2072X_PORTD_POWER_STATE, 0, 0xfff, 0x00, 0x03),
1256 SND_SOC_DAPM_REG(snd_soc_dapm_supply, "PortE Power",
1257 CX2072X_PORTE_POWER_STATE, 0, 0xfff, 0x00, 0x03),
1258 SND_SOC_DAPM_REG(snd_soc_dapm_supply, "Widget15 Power",
1259 CX2072X_MIXER_POWER_STATE, 0, 0xfff, 0x00, 0x03),
1260
1261 SND_SOC_DAPM_MIXER("Widget15 Mixer", SND_SOC_NOPM, 0, 0,
1262 wid15_mix, ARRAY_SIZE(wid15_mix)),
1263 SND_SOC_DAPM_SWITCH("PortB In En", SND_SOC_NOPM, 0, 0, &portbinen_ctl),
1264 SND_SOC_DAPM_SWITCH("PortC In En", SND_SOC_NOPM, 0, 0, &portcinen_ctl),
1265 SND_SOC_DAPM_SWITCH("PortD In En", SND_SOC_NOPM, 0, 0, &portdinen_ctl),
1266 SND_SOC_DAPM_SWITCH("PortE In En", SND_SOC_NOPM, 0, 0, &porteinen_ctl),
1267
1268 SND_SOC_DAPM_MICBIAS("Headset Bias", CX2072X_ANALOG_TEST11, 1, 0),
1269 SND_SOC_DAPM_MICBIAS("PortB Mic Bias", CX2072X_PORTB_PIN_CTRL, 2, 0),
1270 SND_SOC_DAPM_MICBIAS("PortD Mic Bias", CX2072X_PORTD_PIN_CTRL, 2, 0),
1271 SND_SOC_DAPM_MICBIAS("PortE Mic Bias", CX2072X_PORTE_PIN_CTRL, 2, 0),
1272 SND_SOC_DAPM_INPUT("PORTB"),
1273 SND_SOC_DAPM_INPUT("PORTC"),
1274 SND_SOC_DAPM_INPUT("PORTD"),
1275 SND_SOC_DAPM_INPUT("PORTEIN"),
1276
1277 };
1278
1279 static const struct snd_soc_dapm_route cx2072x_intercon[] = {
1280 /* Playback */
1281 {"In AIF", NULL, "AFG Power"},
1282 {"I2S DAC1L", "Switch", "In AIF"},
1283 {"I2S DAC1R", "Switch", "In AIF"},
1284 {"I2S DAC2L", "Switch", "In AIF"},
1285 {"I2S DAC2R", "Switch", "In AIF"},
1286 {"DAC1", NULL, "I2S DAC1L"},
1287 {"DAC1", NULL, "I2S DAC1R"},
1288 {"DAC2", NULL, "I2S DAC2L"},
1289 {"DAC2", NULL, "I2S DAC2R"},
1290 {"PortA Mux", "DAC1 Switch", "DAC1"},
1291 {"PortA Mux", "DAC2 Switch", "DAC2"},
1292 {"PortG Mux", "DAC1 Switch", "DAC1"},
1293 {"PortG Mux", "DAC2 Switch", "DAC2"},
1294 {"PortE Mux", "DAC1 Switch", "DAC1"},
1295 {"PortE Mux", "DAC2 Switch", "DAC2"},
1296 {"PortM Mux", "DAC1 Switch", "DAC1"},
1297 {"PortM Mux", "DAC2 Switch", "DAC2"},
1298 {"Widget15 Mixer", "DAC1L Switch", "DAC1"},
1299 {"Widget15 Mixer", "DAC1R Switch", "DAC2"},
1300 {"Widget15 Mixer", "DAC2L Switch", "DAC1"},
1301 {"Widget15 Mixer", "DAC2R Switch", "DAC2"},
1302 {"Widget15 Mixer", NULL, "Widget15 Power"},
1303 {"PortA Out En", "Switch", "PortA Mux"},
1304 {"PortG Out En", "Switch", "PortG Mux"},
1305 {"PortE Out En", "Switch", "PortE Mux"},
1306 {"PortM Out En", "Switch", "PortM Mux"},
1307 {"PortA Mux", NULL, "PortA Power"},
1308 {"PortG Mux", NULL, "PortG Power"},
1309 {"PortE Mux", NULL, "PortE Power"},
1310 {"PortM Mux", NULL, "PortM Power"},
1311 {"PortA Out En", NULL, "PortA Power"},
1312 {"PortG Out En", NULL, "PortG Power"},
1313 {"PortE Out En", NULL, "PortE Power"},
1314 {"PortM Out En", NULL, "PortM Power"},
1315 {"PORTA", NULL, "PortA Out En"},
1316 {"PORTG", NULL, "PortG Out En"},
1317 {"PORTE", NULL, "PortE Out En"},
1318 {"PORTM", NULL, "PortM Out En"},
1319
1320 /* Capture */
1321 {"PORTD", NULL, "Headset Bias"},
1322 {"PortB In En", "Switch", "PORTB"},
1323 {"PortC In En", "Switch", "PORTC"},
1324 {"PortD In En", "Switch", "PORTD"},
1325 {"PortE In En", "Switch", "PORTEIN"},
1326 {"ADC1 Mux", "PortB Switch", "PortB In En"},
1327 {"ADC1 Mux", "PortC Switch", "PortC In En"},
1328 {"ADC1 Mux", "PortD Switch", "PortD In En"},
1329 {"ADC1 Mux", "PortE Switch", "PortE In En"},
1330 {"ADC1 Mux", "Widget15 Switch", "Widget15 Mixer"},
1331 {"ADC2 Mux", "PortC Switch", "PortC In En"},
1332 {"ADC2 Mux", "Widget15 Switch", "Widget15 Mixer"},
1333 {"ADC1", NULL, "ADC1 Mux"},
1334 {"ADC2", NULL, "ADC2 Mux"},
1335 {"I2S ADC1L", "Switch", "ADC1"},
1336 {"I2S ADC1R", "Switch", "ADC1"},
1337 {"I2S ADC2L", "Switch", "ADC2"},
1338 {"I2S ADC2R", "Switch", "ADC2"},
1339 {"Out AIF", NULL, "I2S ADC1L"},
1340 {"Out AIF", NULL, "I2S ADC1R"},
1341 {"Out AIF", NULL, "I2S ADC2L"},
1342 {"Out AIF", NULL, "I2S ADC2R"},
1343 {"Out AIF", NULL, "AFG Power"},
1344 {"AEC REF", NULL, "Out AIF"},
1345 {"PortB In En", NULL, "PortB Power"},
1346 {"PortC In En", NULL, "PortC Power"},
1347 {"PortD In En", NULL, "PortD Power"},
1348 {"PortE In En", NULL, "PortE Power"},
1349 };
1350
1351 static int cx2072x_set_bias_level(struct snd_soc_component *codec,
1352 enum snd_soc_bias_level level)
1353 {
1354 struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
1355 const enum snd_soc_bias_level old_level =
1356 snd_soc_component_get_bias_level(codec);
1357
1358 if (level == SND_SOC_BIAS_STANDBY && old_level == SND_SOC_BIAS_OFF)
1359 regmap_write(cx2072x->regmap, CX2072X_AFG_POWER_STATE, 0);
1360 else if (level == SND_SOC_BIAS_OFF && old_level != SND_SOC_BIAS_OFF)
1361 regmap_write(cx2072x->regmap, CX2072X_AFG_POWER_STATE, 3);
1362
1363 return 0;
1364 }
1365
1366 /*
1367 * FIXME: the whole jack detection code below is pretty platform-specific;
1368 * it has lots of implicit assumptions about the pins, etc.
1369 * However, since we have no other code and reference, take this hard-coded
1370 * setup for now. Once when we have different platform implementations,
1371 * this needs to be rewritten in a more generic form, or moving into the
1372 * platform data.
1373 */
1374 static void cx2072x_enable_jack_detect(struct snd_soc_component *codec)
1375 {
1376 struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
1377 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(codec);
1378
1379 /* No-sticky input type */
1380 regmap_write(cx2072x->regmap, CX2072X_GPIO_STICKY_MASK, 0x1f);
1381
1382 /* Use GPOI0 as interrupt pin */
1383 regmap_write(cx2072x->regmap, CX2072X_UM_INTERRUPT_CRTL_E, 0x12 << 24);
1384
1385 /* Enables unsolitited message on PortA */
1386 regmap_write(cx2072x->regmap, CX2072X_PORTA_UNSOLICITED_RESPONSE, 0x80);
1387
1388 /* support both nokia and apple headset set. Monitor time = 275 ms */
1389 regmap_write(cx2072x->regmap, CX2072X_DIGITAL_TEST15, 0x73);
1390
1391 /* Disable TIP detection */
1392 regmap_write(cx2072x->regmap, CX2072X_ANALOG_TEST12, 0x300);
1393
1394 /* Switch MusicD3Live pin to GPIO */
1395 regmap_write(cx2072x->regmap, CX2072X_DIGITAL_TEST1, 0);
1396
1397 snd_soc_dapm_mutex_lock(dapm);
1398
1399 snd_soc_dapm_force_enable_pin_unlocked(dapm, "PORTD");
1400 snd_soc_dapm_force_enable_pin_unlocked(dapm, "Headset Bias");
1401 snd_soc_dapm_force_enable_pin_unlocked(dapm, "PortD Mic Bias");
1402
1403 snd_soc_dapm_mutex_unlock(dapm);
1404 }
1405
1406 static void cx2072x_disable_jack_detect(struct snd_soc_component *codec)
1407 {
1408 struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
1409
1410 regmap_write(cx2072x->regmap, CX2072X_UM_INTERRUPT_CRTL_E, 0);
1411 regmap_write(cx2072x->regmap, CX2072X_PORTA_UNSOLICITED_RESPONSE, 0);
1412 }
1413
1414 static int cx2072x_jack_status_check(void *data)
1415 {
1416 struct snd_soc_component *codec = data;
1417 struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
1418 unsigned int jack;
1419 unsigned int type = 0;
1420 int state = 0;
1421
1422 mutex_lock(&cx2072x->lock);
1423
1424 regmap_read(cx2072x->regmap, CX2072X_PORTA_PIN_SENSE, &jack);
1425 jack = jack >> 24;
1426 regmap_read(cx2072x->regmap, CX2072X_DIGITAL_TEST11, &type);
1427
1428 if (jack == 0x80) {
1429 type = type >> 8;
1430
1431 if (type & 0x8) {
1432 /* Apple headset */
1433 state |= SND_JACK_HEADSET;
1434 if (type & 0x2)
1435 state |= SND_JACK_BTN_0;
1436 } else if (type & 0x4) {
1437 /* Nokia headset */
1438 state |= SND_JACK_HEADPHONE;
1439 } else {
1440 /* Headphone */
1441 state |= SND_JACK_HEADPHONE;
1442 }
1443 }
1444
1445 /* clear interrupt */
1446 regmap_write(cx2072x->regmap, CX2072X_UM_INTERRUPT_CRTL_E, 0x12 << 24);
1447
1448 mutex_unlock(&cx2072x->lock);
1449
1450 dev_dbg(codec->dev, "CX2072X_HSDETECT type=0x%X,Jack state = %x\n",
1451 type, state);
1452 return state;
1453 }
1454
1455 static const struct snd_soc_jack_gpio cx2072x_jack_gpio = {
1456 .name = "headset",
1457 .report = SND_JACK_HEADSET | SND_JACK_BTN_0,
1458 .debounce_time = 150,
1459 .wake = true,
1460 .jack_status_check = cx2072x_jack_status_check,
1461 };
1462
1463 static int cx2072x_set_jack(struct snd_soc_component *codec,
1464 struct snd_soc_jack *jack, void *data)
1465 {
1466 struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
1467 int err;
1468
1469 if (!jack) {
1470 cx2072x_disable_jack_detect(codec);
1471 return 0;
1472 }
1473
1474 if (!cx2072x->jack_gpio.gpiod_dev) {
1475 cx2072x->jack_gpio = cx2072x_jack_gpio;
1476 cx2072x->jack_gpio.gpiod_dev = codec->dev;
1477 cx2072x->jack_gpio.data = codec;
1478 err = snd_soc_jack_add_gpios(jack, 1, &cx2072x->jack_gpio);
1479 if (err) {
1480 cx2072x->jack_gpio.gpiod_dev = NULL;
1481 return err;
1482 }
1483 }
1484
1485 cx2072x_enable_jack_detect(codec);
1486 return 0;
1487 }
1488
1489 static int cx2072x_probe(struct snd_soc_component *codec)
1490 {
1491 struct cx2072x_priv *cx2072x = snd_soc_component_get_drvdata(codec);
1492
1493 cx2072x->codec = codec;
1494
1495 /*
1496 * FIXME: below is, again, a very platform-specific init sequence,
1497 * but we keep the code here just for simplicity. It seems that all
1498 * existing hardware implementations require this, so there is no very
1499 * much reason to move this out of the codec driver to the platform
1500 * data.
1501 * But of course it's no "right" thing; if you are a good boy, don't
1502 * read and follow the code like this!
1503 */
1504 pm_runtime_get_sync(codec->dev);
1505 regmap_write(cx2072x->regmap, CX2072X_AFG_POWER_STATE, 0);
1506
1507 regmap_multi_reg_write(cx2072x->regmap, cx2072x_reg_init,
1508 ARRAY_SIZE(cx2072x_reg_init));
1509
1510 /* configure PortC as input device */
1511 regmap_update_bits(cx2072x->regmap, CX2072X_PORTC_PIN_CTRL,
1512 0x20, 0x20);
1513
1514 regmap_update_bits(cx2072x->regmap, CX2072X_DIGITAL_BIOS_TEST2,
1515 0x84, 0xff);
1516
1517 regmap_write(cx2072x->regmap, CX2072X_AFG_POWER_STATE, 3);
1518 pm_runtime_put(codec->dev);
1519
1520 return 0;
1521 }
1522
1523 static const struct snd_soc_component_driver soc_codec_driver_cx2072x = {
1524 .probe = cx2072x_probe,
1525 .set_bias_level = cx2072x_set_bias_level,
1526 .set_jack = cx2072x_set_jack,
1527 .controls = cx2072x_snd_controls,
1528 .num_controls = ARRAY_SIZE(cx2072x_snd_controls),
1529 .dapm_widgets = cx2072x_dapm_widgets,
1530 .num_dapm_widgets = ARRAY_SIZE(cx2072x_dapm_widgets),
1531 .dapm_routes = cx2072x_intercon,
1532 .num_dapm_routes = ARRAY_SIZE(cx2072x_intercon),
1533 };
1534
1535 /*
1536 * DAI ops
1537 */
1538 static struct snd_soc_dai_ops cx2072x_dai_ops = {
1539 .set_sysclk = cx2072x_set_dai_sysclk,
1540 .set_fmt = cx2072x_set_dai_fmt,
1541 .hw_params = cx2072x_hw_params,
1542 .set_bclk_ratio = cx2072x_set_dai_bclk_ratio,
1543 };
1544
1545 static int cx2072x_dsp_dai_probe(struct snd_soc_dai *dai)
1546 {
1547 struct cx2072x_priv *cx2072x =
1548 snd_soc_component_get_drvdata(dai->component);
1549
1550 cx2072x->en_aec_ref = true;
1551 return 0;
1552 }
1553
1554 #define CX2072X_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
1555
1556 static struct snd_soc_dai_driver soc_codec_cx2072x_dai[] = {
1557 { /* playback and capture */
1558 .name = "cx2072x-hifi",
1559 .id = CX2072X_DAI_HIFI,
1560 .playback = {
1561 .stream_name = "Playback",
1562 .channels_min = 1,
1563 .channels_max = 2,
1564 .rates = CX2072X_RATES_DSP,
1565 .formats = CX2072X_FORMATS,
1566 },
1567 .capture = {
1568 .stream_name = "Capture",
1569 .channels_min = 1,
1570 .channels_max = 2,
1571 .rates = CX2072X_RATES_DSP,
1572 .formats = CX2072X_FORMATS,
1573 },
1574 .ops = &cx2072x_dai_ops,
1575 .symmetric_rates = 1,
1576 },
1577 { /* plabayck only, return echo reference to Conexant DSP chip */
1578 .name = "cx2072x-dsp",
1579 .id = CX2072X_DAI_DSP,
1580 .probe = cx2072x_dsp_dai_probe,
1581 .playback = {
1582 .stream_name = "Playback",
1583 .channels_min = 2,
1584 .channels_max = 2,
1585 .rates = CX2072X_RATES_DSP,
1586 .formats = CX2072X_FORMATS,
1587 },
1588 .ops = &cx2072x_dai_ops,
1589 },
1590 { /* plabayck only, return echo reference through I2S TX */
1591 .name = "cx2072x-aec",
1592 .id = 3,
1593 .capture = {
1594 .stream_name = "Capture",
1595 .channels_min = 2,
1596 .channels_max = 2,
1597 .rates = CX2072X_RATES_DSP,
1598 .formats = CX2072X_FORMATS,
1599 },
1600 },
1601 };
1602
1603 static const struct regmap_config cx2072x_regmap = {
1604 .reg_bits = 16,
1605 .val_bits = 32,
1606 .max_register = CX2072X_REG_MAX,
1607 .reg_defaults = cx2072x_reg_defaults,
1608 .num_reg_defaults = ARRAY_SIZE(cx2072x_reg_defaults),
1609 .cache_type = REGCACHE_RBTREE,
1610 .readable_reg = cx2072x_readable_register,
1611 .volatile_reg = cx2072x_volatile_register,
1612 /* Needs custom read/write functions for various register lengths */
1613 .reg_read = cx2072x_reg_read,
1614 .reg_write = cx2072x_reg_write,
1615 };
1616
1617 static int __maybe_unused cx2072x_runtime_suspend(struct device *dev)
1618 {
1619 struct cx2072x_priv *cx2072x = dev_get_drvdata(dev);
1620
1621 clk_disable_unprepare(cx2072x->mclk);
1622 return 0;
1623 }
1624
1625 static int __maybe_unused cx2072x_runtime_resume(struct device *dev)
1626 {
1627 struct cx2072x_priv *cx2072x = dev_get_drvdata(dev);
1628
1629 return clk_prepare_enable(cx2072x->mclk);
1630 }
1631
1632 static int cx2072x_i2c_probe(struct i2c_client *i2c,
1633 const struct i2c_device_id *id)
1634 {
1635 struct cx2072x_priv *cx2072x;
1636 unsigned int ven_id, rev_id;
1637 int ret;
1638
1639 cx2072x = devm_kzalloc(&i2c->dev, sizeof(struct cx2072x_priv),
1640 GFP_KERNEL);
1641 if (!cx2072x)
1642 return -ENOMEM;
1643
1644 cx2072x->regmap = devm_regmap_init(&i2c->dev, NULL, i2c,
1645 &cx2072x_regmap);
1646 if (IS_ERR(cx2072x->regmap))
1647 return PTR_ERR(cx2072x->regmap);
1648
1649 mutex_init(&cx2072x->lock);
1650
1651 i2c_set_clientdata(i2c, cx2072x);
1652
1653 cx2072x->dev = &i2c->dev;
1654 cx2072x->pll_changed = true;
1655 cx2072x->i2spcm_changed = true;
1656 cx2072x->bclk_ratio = 0;
1657
1658 cx2072x->mclk = devm_clk_get(cx2072x->dev, "mclk");
1659 if (IS_ERR(cx2072x->mclk)) {
1660 dev_err(cx2072x->dev, "Failed to get MCLK\n");
1661 return PTR_ERR(cx2072x->mclk);
1662 }
1663
1664 regmap_read(cx2072x->regmap, CX2072X_VENDOR_ID, &ven_id);
1665 regmap_read(cx2072x->regmap, CX2072X_REVISION_ID, &rev_id);
1666
1667 dev_info(cx2072x->dev, "codec version: %08x,%08x\n", ven_id, rev_id);
1668
1669 ret = devm_snd_soc_register_component(cx2072x->dev,
1670 &soc_codec_driver_cx2072x,
1671 soc_codec_cx2072x_dai,
1672 ARRAY_SIZE(soc_codec_cx2072x_dai));
1673 if (ret < 0)
1674 return ret;
1675
1676 pm_runtime_use_autosuspend(cx2072x->dev);
1677 pm_runtime_enable(cx2072x->dev);
1678
1679 return 0;
1680 }
1681
1682 static int cx2072x_i2c_remove(struct i2c_client *i2c)
1683 {
1684 pm_runtime_disable(&i2c->dev);
1685 return 0;
1686 }
1687
1688 static const struct i2c_device_id cx2072x_i2c_id[] = {
1689 { "cx20721", 0 },
1690 { "cx20723", 0 },
1691 {}
1692 };
1693 MODULE_DEVICE_TABLE(i2c, cx2072x_i2c_id);
1694
1695 #ifdef CONFIG_ACPI
1696 static struct acpi_device_id cx2072x_acpi_match[] = {
1697 { "14F10720", 0 },
1698 {},
1699 };
1700 MODULE_DEVICE_TABLE(acpi, cx2072x_acpi_match);
1701 #endif
1702
1703 static const struct dev_pm_ops cx2072x_runtime_pm = {
1704 SET_RUNTIME_PM_OPS(cx2072x_runtime_suspend, cx2072x_runtime_resume,
1705 NULL)
1706 SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
1707 pm_runtime_force_resume)
1708 };
1709
1710 static struct i2c_driver cx2072x_i2c_driver = {
1711 .driver = {
1712 .name = "cx2072x",
1713 .acpi_match_table = ACPI_PTR(cx2072x_acpi_match),
1714 .pm = &cx2072x_runtime_pm,
1715 },
1716 .probe = cx2072x_i2c_probe,
1717 .remove = cx2072x_i2c_remove,
1718 .id_table = cx2072x_i2c_id,
1719 };
1720
1721 module_i2c_driver(cx2072x_i2c_driver);
1722
1723 MODULE_DESCRIPTION("ASoC cx2072x Codec Driver");
1724 MODULE_AUTHOR("Simon Ho <simon.ho@conexant.com>");
1725 MODULE_LICENSE("GPL");
Linux with added FPC-III support