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 */ 37struct 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 */ 62static const DECLARE_TLV_DB_SCALE(adc_tlv, -7400, 100, 0); 63static const DECLARE_TLV_DB_SCALE(dac_tlv, -7400, 100, 0); 64static const DECLARE_TLV_DB_SCALE(boost_tlv, 0, 1200, 0); 65 66struct cx2072x_eq_ctrl { 67 u8 ch; 68 u8 band; 69}; 70 71static 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 */ 77static 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 */ 95static 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 */ 233static 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 253static 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 317static 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 469static 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 489static 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 513static 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 532static 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 */ 569static 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 583static 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 673static 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 868static 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 889static 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 913static 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 982static 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 992static 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 1007static 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 1054static const struct snd_kcontrol_new portaouten_ctl = 1055 SOC_DAPM_SINGLE("Switch", CX2072X_PORTA_PIN_CTRL, 6, 1, 0); 1056 1057static const struct snd_kcontrol_new porteouten_ctl = 1058 SOC_DAPM_SINGLE("Switch", CX2072X_PORTE_PIN_CTRL, 6, 1, 0); 1059 1060static const struct snd_kcontrol_new portgouten_ctl = 1061 SOC_DAPM_SINGLE("Switch", CX2072X_PORTG_PIN_CTRL, 6, 1, 0); 1062 1063static const struct snd_kcontrol_new portmouten_ctl = 1064 SOC_DAPM_SINGLE("Switch", CX2072X_PORTM_PIN_CTRL, 6, 1, 0); 1065 1066static const struct snd_kcontrol_new portbinen_ctl = 1067 SOC_DAPM_SINGLE("Switch", CX2072X_PORTB_PIN_CTRL, 5, 1, 0); 1068 1069static const struct snd_kcontrol_new portcinen_ctl = 1070 SOC_DAPM_SINGLE("Switch", CX2072X_PORTC_PIN_CTRL, 5, 1, 0); 1071 1072static const struct snd_kcontrol_new portdinen_ctl = 1073 SOC_DAPM_SINGLE("Switch", CX2072X_PORTD_PIN_CTRL, 5, 1, 0); 1074 1075static const struct snd_kcontrol_new porteinen_ctl = 1076 SOC_DAPM_SINGLE("Switch", CX2072X_PORTE_PIN_CTRL, 5, 1, 0); 1077 1078static const struct snd_kcontrol_new i2sadc1l_ctl = 1079 SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL2, 0, 1, 0); 1080 1081static const struct snd_kcontrol_new i2sadc1r_ctl = 1082 SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL2, 1, 1, 0); 1083 1084static const struct snd_kcontrol_new i2sadc2l_ctl = 1085 SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL2, 2, 1, 0); 1086 1087static const struct snd_kcontrol_new i2sadc2r_ctl = 1088 SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL2, 3, 1, 0); 1089 1090static const struct snd_kcontrol_new i2sdac1l_ctl = 1091 SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL3, 0, 1, 0); 1092 1093static const struct snd_kcontrol_new i2sdac1r_ctl = 1094 SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL3, 1, 1, 0); 1095 1096static const struct snd_kcontrol_new i2sdac2l_ctl = 1097 SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL3, 2, 1, 0); 1098 1099static const struct snd_kcontrol_new i2sdac2r_ctl = 1100 SOC_DAPM_SINGLE("Switch", CX2072X_I2SPCM_CONTROL3, 3, 1, 0); 1101 1102static const char * const dac_enum_text[] = { 1103 "DAC1 Switch", "DAC2 Switch", 1104}; 1105 1106static const struct soc_enum porta_dac_enum = 1107SOC_ENUM_SINGLE(CX2072X_PORTA_CONNECTION_SELECT_CTRL, 0, 2, dac_enum_text); 1108 1109static const struct snd_kcontrol_new porta_mux = 1110SOC_DAPM_ENUM("PortA Mux", porta_dac_enum); 1111 1112static const struct soc_enum portg_dac_enum = 1113SOC_ENUM_SINGLE(CX2072X_PORTG_CONNECTION_SELECT_CTRL, 0, 2, dac_enum_text); 1114 1115static const struct snd_kcontrol_new portg_mux = 1116SOC_DAPM_ENUM("PortG Mux", portg_dac_enum); 1117 1118static const struct soc_enum porte_dac_enum = 1119SOC_ENUM_SINGLE(CX2072X_PORTE_CONNECTION_SELECT_CTRL, 0, 2, dac_enum_text); 1120 1121static const struct snd_kcontrol_new porte_mux = 1122SOC_DAPM_ENUM("PortE Mux", porte_dac_enum); 1123 1124static const struct soc_enum portm_dac_enum = 1125SOC_ENUM_SINGLE(CX2072X_PORTM_CONNECTION_SELECT_CTRL, 0, 2, dac_enum_text); 1126 1127static const struct snd_kcontrol_new portm_mux = 1128SOC_DAPM_ENUM("PortM Mux", portm_dac_enum); 1129 1130static const char * const adc1in_sel_text[] = { 1131 "PortB Switch", "PortD Switch", "PortC Switch", "Widget15 Switch", 1132 "PortE Switch", "PortF Switch", "PortH Switch" 1133}; 1134 1135static const struct soc_enum adc1in_sel_enum = 1136SOC_ENUM_SINGLE(CX2072X_ADC1_CONNECTION_SELECT_CONTROL, 0, 7, adc1in_sel_text); 1137 1138static const struct snd_kcontrol_new adc1_mux = 1139SOC_DAPM_ENUM("ADC1 Mux", adc1in_sel_enum); 1140 1141static const char * const adc2in_sel_text[] = { 1142 "PortC Switch", "Widget15 Switch", "PortH Switch" 1143}; 1144 1145static const struct soc_enum adc2in_sel_enum = 1146SOC_ENUM_SINGLE(CX2072X_ADC2_CONNECTION_SELECT_CONTROL, 0, 3, adc2in_sel_text); 1147 1148static const struct snd_kcontrol_new adc2_mux = 1149SOC_DAPM_ENUM("ADC2 Mux", adc2in_sel_enum); 1150 1151static 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 1186static 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 1279static 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 1351static 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 */ 1374static 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 1406static 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 1414static 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 1455static 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 1463static 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 1489static 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 1523static 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 */ 1538static 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 1545static 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 1556static 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 = "DSP 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 = "AEC Capture", 1595 .channels_min = 2, 1596 .channels_max = 2, 1597 .rates = CX2072X_RATES_DSP, 1598 .formats = CX2072X_FORMATS, 1599 }, 1600 }, 1601}; 1602 1603static 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 1617static 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 1625static 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 1632static 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 1682static int cx2072x_i2c_remove(struct i2c_client *i2c) 1683{ 1684 pm_runtime_disable(&i2c->dev); 1685 return 0; 1686} 1687 1688static const struct i2c_device_id cx2072x_i2c_id[] = { 1689 { "cx20721", 0 }, 1690 { "cx20723", 0 }, 1691 {} 1692}; 1693MODULE_DEVICE_TABLE(i2c, cx2072x_i2c_id); 1694 1695#ifdef CONFIG_ACPI 1696static struct acpi_device_id cx2072x_acpi_match[] = { 1697 { "14F10720", 0 }, 1698 {}, 1699}; 1700MODULE_DEVICE_TABLE(acpi, cx2072x_acpi_match); 1701#endif 1702 1703static 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 1710static 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 1721module_i2c_driver(cx2072x_i2c_driver); 1722 1723MODULE_DESCRIPTION("ASoC cx2072x Codec Driver"); 1724MODULE_AUTHOR("Simon Ho <simon.ho@conexant.com>"); 1725MODULE_LICENSE("GPL"); 1726