1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * linux/sound/soc/codecs/tlv320aic32x4.c 4 * 5 * Copyright 2011 Vista Silicon S.L. 6 * 7 * Author: Javier Martin <javier.martin@vista-silicon.com> 8 * 9 * Based on sound/soc/codecs/wm8974 and TI driver for kernel 2.6.27. 10 */ 11 12 #include <linux/module.h> 13 #include <linux/moduleparam.h> 14 #include <linux/init.h> 15 #include <linux/delay.h> 16 #include <linux/pm.h> 17 #include <linux/gpio.h> 18 #include <linux/of_gpio.h> 19 #include <linux/cdev.h> 20 #include <linux/slab.h> 21 #include <linux/clk.h> 22 #include <linux/of_clk.h> 23 #include <linux/regulator/consumer.h> 24 25 #include <sound/tlv320aic32x4.h> 26 #include <sound/core.h> 27 #include <sound/pcm.h> 28 #include <sound/pcm_params.h> 29 #include <sound/soc.h> 30 #include <sound/soc-dapm.h> 31 #include <sound/initval.h> 32 #include <sound/tlv.h> 33 34 #include "tlv320aic32x4.h" 35 36 struct aic32x4_priv { 37 struct regmap *regmap; 38 u32 power_cfg; 39 u32 micpga_routing; 40 bool swapdacs; 41 int rstn_gpio; 42 const char *mclk_name; 43 44 struct regulator *supply_ldo; 45 struct regulator *supply_iov; 46 struct regulator *supply_dv; 47 struct regulator *supply_av; 48 49 struct aic32x4_setup_data *setup; 50 struct device *dev; 51 enum aic32x4_type type; 52 }; 53 54 static int aic32x4_reset_adc(struct snd_soc_dapm_widget *w, 55 struct snd_kcontrol *kcontrol, int event) 56 { 57 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 58 u32 adc_reg; 59 60 /* 61 * Workaround: the datasheet does not mention a required programming 62 * sequence but experiments show the ADC needs to be reset after each 63 * capture to avoid audible artifacts. 64 */ 65 switch (event) { 66 case SND_SOC_DAPM_POST_PMD: 67 adc_reg = snd_soc_component_read(component, AIC32X4_ADCSETUP); 68 snd_soc_component_write(component, AIC32X4_ADCSETUP, adc_reg | 69 AIC32X4_LADC_EN | AIC32X4_RADC_EN); 70 snd_soc_component_write(component, AIC32X4_ADCSETUP, adc_reg); 71 break; 72 } 73 return 0; 74 }; 75 76 static int mic_bias_event(struct snd_soc_dapm_widget *w, 77 struct snd_kcontrol *kcontrol, int event) 78 { 79 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 80 81 switch (event) { 82 case SND_SOC_DAPM_POST_PMU: 83 /* Change Mic Bias Registor */ 84 snd_soc_component_update_bits(component, AIC32X4_MICBIAS, 85 AIC32x4_MICBIAS_MASK, 86 AIC32X4_MICBIAS_LDOIN | 87 AIC32X4_MICBIAS_2075V); 88 printk(KERN_DEBUG "%s: Mic Bias will be turned ON\n", __func__); 89 break; 90 case SND_SOC_DAPM_PRE_PMD: 91 snd_soc_component_update_bits(component, AIC32X4_MICBIAS, 92 AIC32x4_MICBIAS_MASK, 0); 93 printk(KERN_DEBUG "%s: Mic Bias will be turned OFF\n", 94 __func__); 95 break; 96 } 97 98 return 0; 99 } 100 101 102 static int aic32x4_get_mfp1_gpio(struct snd_kcontrol *kcontrol, 103 struct snd_ctl_elem_value *ucontrol) 104 { 105 struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); 106 u8 val; 107 108 val = snd_soc_component_read(component, AIC32X4_DINCTL); 109 110 ucontrol->value.integer.value[0] = (val & 0x01); 111 112 return 0; 113 }; 114 115 static int aic32x4_set_mfp2_gpio(struct snd_kcontrol *kcontrol, 116 struct snd_ctl_elem_value *ucontrol) 117 { 118 struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); 119 u8 val; 120 u8 gpio_check; 121 122 val = snd_soc_component_read(component, AIC32X4_DOUTCTL); 123 gpio_check = (val & AIC32X4_MFP_GPIO_ENABLED); 124 if (gpio_check != AIC32X4_MFP_GPIO_ENABLED) { 125 printk(KERN_ERR "%s: MFP2 is not configure as a GPIO output\n", 126 __func__); 127 return -EINVAL; 128 } 129 130 if (ucontrol->value.integer.value[0] == (val & AIC32X4_MFP2_GPIO_OUT_HIGH)) 131 return 0; 132 133 if (ucontrol->value.integer.value[0]) 134 val |= ucontrol->value.integer.value[0]; 135 else 136 val &= ~AIC32X4_MFP2_GPIO_OUT_HIGH; 137 138 snd_soc_component_write(component, AIC32X4_DOUTCTL, val); 139 140 return 0; 141 }; 142 143 static int aic32x4_get_mfp3_gpio(struct snd_kcontrol *kcontrol, 144 struct snd_ctl_elem_value *ucontrol) 145 { 146 struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); 147 u8 val; 148 149 val = snd_soc_component_read(component, AIC32X4_SCLKCTL); 150 151 ucontrol->value.integer.value[0] = (val & 0x01); 152 153 return 0; 154 }; 155 156 static int aic32x4_set_mfp4_gpio(struct snd_kcontrol *kcontrol, 157 struct snd_ctl_elem_value *ucontrol) 158 { 159 struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); 160 u8 val; 161 u8 gpio_check; 162 163 val = snd_soc_component_read(component, AIC32X4_MISOCTL); 164 gpio_check = (val & AIC32X4_MFP_GPIO_ENABLED); 165 if (gpio_check != AIC32X4_MFP_GPIO_ENABLED) { 166 printk(KERN_ERR "%s: MFP4 is not configure as a GPIO output\n", 167 __func__); 168 return -EINVAL; 169 } 170 171 if (ucontrol->value.integer.value[0] == (val & AIC32X4_MFP5_GPIO_OUT_HIGH)) 172 return 0; 173 174 if (ucontrol->value.integer.value[0]) 175 val |= ucontrol->value.integer.value[0]; 176 else 177 val &= ~AIC32X4_MFP5_GPIO_OUT_HIGH; 178 179 snd_soc_component_write(component, AIC32X4_MISOCTL, val); 180 181 return 0; 182 }; 183 184 static int aic32x4_get_mfp5_gpio(struct snd_kcontrol *kcontrol, 185 struct snd_ctl_elem_value *ucontrol) 186 { 187 struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); 188 u8 val; 189 190 val = snd_soc_component_read(component, AIC32X4_GPIOCTL); 191 ucontrol->value.integer.value[0] = ((val & 0x2) >> 1); 192 193 return 0; 194 }; 195 196 static int aic32x4_set_mfp5_gpio(struct snd_kcontrol *kcontrol, 197 struct snd_ctl_elem_value *ucontrol) 198 { 199 struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); 200 u8 val; 201 u8 gpio_check; 202 203 val = snd_soc_component_read(component, AIC32X4_GPIOCTL); 204 gpio_check = (val & AIC32X4_MFP5_GPIO_OUTPUT); 205 if (gpio_check != AIC32X4_MFP5_GPIO_OUTPUT) { 206 printk(KERN_ERR "%s: MFP5 is not configure as a GPIO output\n", 207 __func__); 208 return -EINVAL; 209 } 210 211 if (ucontrol->value.integer.value[0] == (val & 0x1)) 212 return 0; 213 214 if (ucontrol->value.integer.value[0]) 215 val |= ucontrol->value.integer.value[0]; 216 else 217 val &= 0xfe; 218 219 snd_soc_component_write(component, AIC32X4_GPIOCTL, val); 220 221 return 0; 222 }; 223 224 static const struct snd_kcontrol_new aic32x4_mfp1[] = { 225 SOC_SINGLE_BOOL_EXT("MFP1 GPIO", 0, aic32x4_get_mfp1_gpio, NULL), 226 }; 227 228 static const struct snd_kcontrol_new aic32x4_mfp2[] = { 229 SOC_SINGLE_BOOL_EXT("MFP2 GPIO", 0, NULL, aic32x4_set_mfp2_gpio), 230 }; 231 232 static const struct snd_kcontrol_new aic32x4_mfp3[] = { 233 SOC_SINGLE_BOOL_EXT("MFP3 GPIO", 0, aic32x4_get_mfp3_gpio, NULL), 234 }; 235 236 static const struct snd_kcontrol_new aic32x4_mfp4[] = { 237 SOC_SINGLE_BOOL_EXT("MFP4 GPIO", 0, NULL, aic32x4_set_mfp4_gpio), 238 }; 239 240 static const struct snd_kcontrol_new aic32x4_mfp5[] = { 241 SOC_SINGLE_BOOL_EXT("MFP5 GPIO", 0, aic32x4_get_mfp5_gpio, 242 aic32x4_set_mfp5_gpio), 243 }; 244 245 /* 0dB min, 0.5dB steps */ 246 static DECLARE_TLV_DB_SCALE(tlv_step_0_5, 0, 50, 0); 247 /* -63.5dB min, 0.5dB steps */ 248 static DECLARE_TLV_DB_SCALE(tlv_pcm, -6350, 50, 0); 249 /* -6dB min, 1dB steps */ 250 static DECLARE_TLV_DB_SCALE(tlv_driver_gain, -600, 100, 0); 251 /* -12dB min, 0.5dB steps */ 252 static DECLARE_TLV_DB_SCALE(tlv_adc_vol, -1200, 50, 0); 253 /* -6dB min, 1dB steps */ 254 static DECLARE_TLV_DB_SCALE(tlv_tas_driver_gain, -5850, 50, 0); 255 static DECLARE_TLV_DB_SCALE(tlv_amp_vol, 0, 600, 1); 256 257 static const char * const lo_cm_text[] = { 258 "Full Chip", "1.65V", 259 }; 260 261 static SOC_ENUM_SINGLE_DECL(lo_cm_enum, AIC32X4_CMMODE, 3, lo_cm_text); 262 263 static const char * const ptm_text[] = { 264 "P3", "P2", "P1", 265 }; 266 267 static SOC_ENUM_SINGLE_DECL(l_ptm_enum, AIC32X4_LPLAYBACK, 2, ptm_text); 268 static SOC_ENUM_SINGLE_DECL(r_ptm_enum, AIC32X4_RPLAYBACK, 2, ptm_text); 269 270 static const struct snd_kcontrol_new aic32x4_snd_controls[] = { 271 SOC_DOUBLE_R_S_TLV("PCM Playback Volume", AIC32X4_LDACVOL, 272 AIC32X4_RDACVOL, 0, -0x7f, 0x30, 7, 0, tlv_pcm), 273 SOC_ENUM("DAC Left Playback PowerTune Switch", l_ptm_enum), 274 SOC_ENUM("DAC Right Playback PowerTune Switch", r_ptm_enum), 275 SOC_DOUBLE_R_S_TLV("HP Driver Gain Volume", AIC32X4_HPLGAIN, 276 AIC32X4_HPRGAIN, 0, -0x6, 0x1d, 5, 0, 277 tlv_driver_gain), 278 SOC_DOUBLE_R_S_TLV("LO Driver Gain Volume", AIC32X4_LOLGAIN, 279 AIC32X4_LORGAIN, 0, -0x6, 0x1d, 5, 0, 280 tlv_driver_gain), 281 SOC_DOUBLE_R("HP DAC Playback Switch", AIC32X4_HPLGAIN, 282 AIC32X4_HPRGAIN, 6, 0x01, 1), 283 SOC_DOUBLE_R("LO DAC Playback Switch", AIC32X4_LOLGAIN, 284 AIC32X4_LORGAIN, 6, 0x01, 1), 285 SOC_ENUM("LO Playback Common Mode Switch", lo_cm_enum), 286 SOC_DOUBLE_R("Mic PGA Switch", AIC32X4_LMICPGAVOL, 287 AIC32X4_RMICPGAVOL, 7, 0x01, 1), 288 289 SOC_SINGLE("ADCFGA Left Mute Switch", AIC32X4_ADCFGA, 7, 1, 0), 290 SOC_SINGLE("ADCFGA Right Mute Switch", AIC32X4_ADCFGA, 3, 1, 0), 291 292 SOC_DOUBLE_R_S_TLV("ADC Level Volume", AIC32X4_LADCVOL, 293 AIC32X4_RADCVOL, 0, -0x18, 0x28, 6, 0, tlv_adc_vol), 294 SOC_DOUBLE_R_TLV("PGA Level Volume", AIC32X4_LMICPGAVOL, 295 AIC32X4_RMICPGAVOL, 0, 0x5f, 0, tlv_step_0_5), 296 297 SOC_SINGLE("Auto-mute Switch", AIC32X4_DACMUTE, 4, 7, 0), 298 299 SOC_SINGLE("AGC Left Switch", AIC32X4_LAGC1, 7, 1, 0), 300 SOC_SINGLE("AGC Right Switch", AIC32X4_RAGC1, 7, 1, 0), 301 SOC_DOUBLE_R("AGC Target Level", AIC32X4_LAGC1, AIC32X4_RAGC1, 302 4, 0x07, 0), 303 SOC_DOUBLE_R("AGC Gain Hysteresis", AIC32X4_LAGC1, AIC32X4_RAGC1, 304 0, 0x03, 0), 305 SOC_DOUBLE_R("AGC Hysteresis", AIC32X4_LAGC2, AIC32X4_RAGC2, 306 6, 0x03, 0), 307 SOC_DOUBLE_R("AGC Noise Threshold", AIC32X4_LAGC2, AIC32X4_RAGC2, 308 1, 0x1F, 0), 309 SOC_DOUBLE_R("AGC Max PGA", AIC32X4_LAGC3, AIC32X4_RAGC3, 310 0, 0x7F, 0), 311 SOC_DOUBLE_R("AGC Attack Time", AIC32X4_LAGC4, AIC32X4_RAGC4, 312 3, 0x1F, 0), 313 SOC_DOUBLE_R("AGC Decay Time", AIC32X4_LAGC5, AIC32X4_RAGC5, 314 3, 0x1F, 0), 315 SOC_DOUBLE_R("AGC Noise Debounce", AIC32X4_LAGC6, AIC32X4_RAGC6, 316 0, 0x1F, 0), 317 SOC_DOUBLE_R("AGC Signal Debounce", AIC32X4_LAGC7, AIC32X4_RAGC7, 318 0, 0x0F, 0), 319 }; 320 321 static const struct snd_kcontrol_new hpl_output_mixer_controls[] = { 322 SOC_DAPM_SINGLE("L_DAC Switch", AIC32X4_HPLROUTE, 3, 1, 0), 323 SOC_DAPM_SINGLE("IN1_L Switch", AIC32X4_HPLROUTE, 2, 1, 0), 324 }; 325 326 static const struct snd_kcontrol_new hpr_output_mixer_controls[] = { 327 SOC_DAPM_SINGLE("R_DAC Switch", AIC32X4_HPRROUTE, 3, 1, 0), 328 SOC_DAPM_SINGLE("IN1_R Switch", AIC32X4_HPRROUTE, 2, 1, 0), 329 }; 330 331 static const struct snd_kcontrol_new lol_output_mixer_controls[] = { 332 SOC_DAPM_SINGLE("L_DAC Switch", AIC32X4_LOLROUTE, 3, 1, 0), 333 }; 334 335 static const struct snd_kcontrol_new lor_output_mixer_controls[] = { 336 SOC_DAPM_SINGLE("R_DAC Switch", AIC32X4_LORROUTE, 3, 1, 0), 337 }; 338 339 static const char * const resistor_text[] = { 340 "Off", "10 kOhm", "20 kOhm", "40 kOhm", 341 }; 342 343 /* Left mixer pins */ 344 static SOC_ENUM_SINGLE_DECL(in1l_lpga_p_enum, AIC32X4_LMICPGAPIN, 6, resistor_text); 345 static SOC_ENUM_SINGLE_DECL(in2l_lpga_p_enum, AIC32X4_LMICPGAPIN, 4, resistor_text); 346 static SOC_ENUM_SINGLE_DECL(in3l_lpga_p_enum, AIC32X4_LMICPGAPIN, 2, resistor_text); 347 static SOC_ENUM_SINGLE_DECL(in1r_lpga_p_enum, AIC32X4_LMICPGAPIN, 0, resistor_text); 348 349 static SOC_ENUM_SINGLE_DECL(cml_lpga_n_enum, AIC32X4_LMICPGANIN, 6, resistor_text); 350 static SOC_ENUM_SINGLE_DECL(in2r_lpga_n_enum, AIC32X4_LMICPGANIN, 4, resistor_text); 351 static SOC_ENUM_SINGLE_DECL(in3r_lpga_n_enum, AIC32X4_LMICPGANIN, 2, resistor_text); 352 353 static const struct snd_kcontrol_new in1l_to_lmixer_controls[] = { 354 SOC_DAPM_ENUM("IN1_L L+ Switch", in1l_lpga_p_enum), 355 }; 356 static const struct snd_kcontrol_new in2l_to_lmixer_controls[] = { 357 SOC_DAPM_ENUM("IN2_L L+ Switch", in2l_lpga_p_enum), 358 }; 359 static const struct snd_kcontrol_new in3l_to_lmixer_controls[] = { 360 SOC_DAPM_ENUM("IN3_L L+ Switch", in3l_lpga_p_enum), 361 }; 362 static const struct snd_kcontrol_new in1r_to_lmixer_controls[] = { 363 SOC_DAPM_ENUM("IN1_R L+ Switch", in1r_lpga_p_enum), 364 }; 365 static const struct snd_kcontrol_new cml_to_lmixer_controls[] = { 366 SOC_DAPM_ENUM("CM_L L- Switch", cml_lpga_n_enum), 367 }; 368 static const struct snd_kcontrol_new in2r_to_lmixer_controls[] = { 369 SOC_DAPM_ENUM("IN2_R L- Switch", in2r_lpga_n_enum), 370 }; 371 static const struct snd_kcontrol_new in3r_to_lmixer_controls[] = { 372 SOC_DAPM_ENUM("IN3_R L- Switch", in3r_lpga_n_enum), 373 }; 374 375 /* Right mixer pins */ 376 static SOC_ENUM_SINGLE_DECL(in1r_rpga_p_enum, AIC32X4_RMICPGAPIN, 6, resistor_text); 377 static SOC_ENUM_SINGLE_DECL(in2r_rpga_p_enum, AIC32X4_RMICPGAPIN, 4, resistor_text); 378 static SOC_ENUM_SINGLE_DECL(in3r_rpga_p_enum, AIC32X4_RMICPGAPIN, 2, resistor_text); 379 static SOC_ENUM_SINGLE_DECL(in2l_rpga_p_enum, AIC32X4_RMICPGAPIN, 0, resistor_text); 380 static SOC_ENUM_SINGLE_DECL(cmr_rpga_n_enum, AIC32X4_RMICPGANIN, 6, resistor_text); 381 static SOC_ENUM_SINGLE_DECL(in1l_rpga_n_enum, AIC32X4_RMICPGANIN, 4, resistor_text); 382 static SOC_ENUM_SINGLE_DECL(in3l_rpga_n_enum, AIC32X4_RMICPGANIN, 2, resistor_text); 383 384 static const struct snd_kcontrol_new in1r_to_rmixer_controls[] = { 385 SOC_DAPM_ENUM("IN1_R R+ Switch", in1r_rpga_p_enum), 386 }; 387 static const struct snd_kcontrol_new in2r_to_rmixer_controls[] = { 388 SOC_DAPM_ENUM("IN2_R R+ Switch", in2r_rpga_p_enum), 389 }; 390 static const struct snd_kcontrol_new in3r_to_rmixer_controls[] = { 391 SOC_DAPM_ENUM("IN3_R R+ Switch", in3r_rpga_p_enum), 392 }; 393 static const struct snd_kcontrol_new in2l_to_rmixer_controls[] = { 394 SOC_DAPM_ENUM("IN2_L R+ Switch", in2l_rpga_p_enum), 395 }; 396 static const struct snd_kcontrol_new cmr_to_rmixer_controls[] = { 397 SOC_DAPM_ENUM("CM_R R- Switch", cmr_rpga_n_enum), 398 }; 399 static const struct snd_kcontrol_new in1l_to_rmixer_controls[] = { 400 SOC_DAPM_ENUM("IN1_L R- Switch", in1l_rpga_n_enum), 401 }; 402 static const struct snd_kcontrol_new in3l_to_rmixer_controls[] = { 403 SOC_DAPM_ENUM("IN3_L R- Switch", in3l_rpga_n_enum), 404 }; 405 406 static const struct snd_soc_dapm_widget aic32x4_dapm_widgets[] = { 407 SND_SOC_DAPM_DAC("Left DAC", "Left Playback", AIC32X4_DACSETUP, 7, 0), 408 SND_SOC_DAPM_MIXER("HPL Output Mixer", SND_SOC_NOPM, 0, 0, 409 &hpl_output_mixer_controls[0], 410 ARRAY_SIZE(hpl_output_mixer_controls)), 411 SND_SOC_DAPM_PGA("HPL Power", AIC32X4_OUTPWRCTL, 5, 0, NULL, 0), 412 413 SND_SOC_DAPM_MIXER("LOL Output Mixer", SND_SOC_NOPM, 0, 0, 414 &lol_output_mixer_controls[0], 415 ARRAY_SIZE(lol_output_mixer_controls)), 416 SND_SOC_DAPM_PGA("LOL Power", AIC32X4_OUTPWRCTL, 3, 0, NULL, 0), 417 418 SND_SOC_DAPM_DAC("Right DAC", "Right Playback", AIC32X4_DACSETUP, 6, 0), 419 SND_SOC_DAPM_MIXER("HPR Output Mixer", SND_SOC_NOPM, 0, 0, 420 &hpr_output_mixer_controls[0], 421 ARRAY_SIZE(hpr_output_mixer_controls)), 422 SND_SOC_DAPM_PGA("HPR Power", AIC32X4_OUTPWRCTL, 4, 0, NULL, 0), 423 SND_SOC_DAPM_MIXER("LOR Output Mixer", SND_SOC_NOPM, 0, 0, 424 &lor_output_mixer_controls[0], 425 ARRAY_SIZE(lor_output_mixer_controls)), 426 SND_SOC_DAPM_PGA("LOR Power", AIC32X4_OUTPWRCTL, 2, 0, NULL, 0), 427 428 SND_SOC_DAPM_ADC("Right ADC", "Right Capture", AIC32X4_ADCSETUP, 6, 0), 429 SND_SOC_DAPM_MUX("IN1_R to Right Mixer Positive Resistor", SND_SOC_NOPM, 0, 0, 430 in1r_to_rmixer_controls), 431 SND_SOC_DAPM_MUX("IN2_R to Right Mixer Positive Resistor", SND_SOC_NOPM, 0, 0, 432 in2r_to_rmixer_controls), 433 SND_SOC_DAPM_MUX("IN3_R to Right Mixer Positive Resistor", SND_SOC_NOPM, 0, 0, 434 in3r_to_rmixer_controls), 435 SND_SOC_DAPM_MUX("IN2_L to Right Mixer Positive Resistor", SND_SOC_NOPM, 0, 0, 436 in2l_to_rmixer_controls), 437 SND_SOC_DAPM_MUX("CM_R to Right Mixer Negative Resistor", SND_SOC_NOPM, 0, 0, 438 cmr_to_rmixer_controls), 439 SND_SOC_DAPM_MUX("IN1_L to Right Mixer Negative Resistor", SND_SOC_NOPM, 0, 0, 440 in1l_to_rmixer_controls), 441 SND_SOC_DAPM_MUX("IN3_L to Right Mixer Negative Resistor", SND_SOC_NOPM, 0, 0, 442 in3l_to_rmixer_controls), 443 444 SND_SOC_DAPM_ADC("Left ADC", "Left Capture", AIC32X4_ADCSETUP, 7, 0), 445 SND_SOC_DAPM_MUX("IN1_L to Left Mixer Positive Resistor", SND_SOC_NOPM, 0, 0, 446 in1l_to_lmixer_controls), 447 SND_SOC_DAPM_MUX("IN2_L to Left Mixer Positive Resistor", SND_SOC_NOPM, 0, 0, 448 in2l_to_lmixer_controls), 449 SND_SOC_DAPM_MUX("IN3_L to Left Mixer Positive Resistor", SND_SOC_NOPM, 0, 0, 450 in3l_to_lmixer_controls), 451 SND_SOC_DAPM_MUX("IN1_R to Left Mixer Positive Resistor", SND_SOC_NOPM, 0, 0, 452 in1r_to_lmixer_controls), 453 SND_SOC_DAPM_MUX("CM_L to Left Mixer Negative Resistor", SND_SOC_NOPM, 0, 0, 454 cml_to_lmixer_controls), 455 SND_SOC_DAPM_MUX("IN2_R to Left Mixer Negative Resistor", SND_SOC_NOPM, 0, 0, 456 in2r_to_lmixer_controls), 457 SND_SOC_DAPM_MUX("IN3_R to Left Mixer Negative Resistor", SND_SOC_NOPM, 0, 0, 458 in3r_to_lmixer_controls), 459 460 SND_SOC_DAPM_SUPPLY("Mic Bias", AIC32X4_MICBIAS, 6, 0, mic_bias_event, 461 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), 462 463 SND_SOC_DAPM_POST("ADC Reset", aic32x4_reset_adc), 464 465 SND_SOC_DAPM_OUTPUT("HPL"), 466 SND_SOC_DAPM_OUTPUT("HPR"), 467 SND_SOC_DAPM_OUTPUT("LOL"), 468 SND_SOC_DAPM_OUTPUT("LOR"), 469 SND_SOC_DAPM_INPUT("IN1_L"), 470 SND_SOC_DAPM_INPUT("IN1_R"), 471 SND_SOC_DAPM_INPUT("IN2_L"), 472 SND_SOC_DAPM_INPUT("IN2_R"), 473 SND_SOC_DAPM_INPUT("IN3_L"), 474 SND_SOC_DAPM_INPUT("IN3_R"), 475 SND_SOC_DAPM_INPUT("CM_L"), 476 SND_SOC_DAPM_INPUT("CM_R"), 477 }; 478 479 static const struct snd_soc_dapm_route aic32x4_dapm_routes[] = { 480 /* Left Output */ 481 {"HPL Output Mixer", "L_DAC Switch", "Left DAC"}, 482 {"HPL Output Mixer", "IN1_L Switch", "IN1_L"}, 483 484 {"HPL Power", NULL, "HPL Output Mixer"}, 485 {"HPL", NULL, "HPL Power"}, 486 487 {"LOL Output Mixer", "L_DAC Switch", "Left DAC"}, 488 489 {"LOL Power", NULL, "LOL Output Mixer"}, 490 {"LOL", NULL, "LOL Power"}, 491 492 /* Right Output */ 493 {"HPR Output Mixer", "R_DAC Switch", "Right DAC"}, 494 {"HPR Output Mixer", "IN1_R Switch", "IN1_R"}, 495 496 {"HPR Power", NULL, "HPR Output Mixer"}, 497 {"HPR", NULL, "HPR Power"}, 498 499 {"LOR Output Mixer", "R_DAC Switch", "Right DAC"}, 500 501 {"LOR Power", NULL, "LOR Output Mixer"}, 502 {"LOR", NULL, "LOR Power"}, 503 504 /* Right Input */ 505 {"Right ADC", NULL, "IN1_R to Right Mixer Positive Resistor"}, 506 {"IN1_R to Right Mixer Positive Resistor", "10 kOhm", "IN1_R"}, 507 {"IN1_R to Right Mixer Positive Resistor", "20 kOhm", "IN1_R"}, 508 {"IN1_R to Right Mixer Positive Resistor", "40 kOhm", "IN1_R"}, 509 510 {"Right ADC", NULL, "IN2_R to Right Mixer Positive Resistor"}, 511 {"IN2_R to Right Mixer Positive Resistor", "10 kOhm", "IN2_R"}, 512 {"IN2_R to Right Mixer Positive Resistor", "20 kOhm", "IN2_R"}, 513 {"IN2_R to Right Mixer Positive Resistor", "40 kOhm", "IN2_R"}, 514 515 {"Right ADC", NULL, "IN3_R to Right Mixer Positive Resistor"}, 516 {"IN3_R to Right Mixer Positive Resistor", "10 kOhm", "IN3_R"}, 517 {"IN3_R to Right Mixer Positive Resistor", "20 kOhm", "IN3_R"}, 518 {"IN3_R to Right Mixer Positive Resistor", "40 kOhm", "IN3_R"}, 519 520 {"Right ADC", NULL, "IN2_L to Right Mixer Positive Resistor"}, 521 {"IN2_L to Right Mixer Positive Resistor", "10 kOhm", "IN2_L"}, 522 {"IN2_L to Right Mixer Positive Resistor", "20 kOhm", "IN2_L"}, 523 {"IN2_L to Right Mixer Positive Resistor", "40 kOhm", "IN2_L"}, 524 525 {"Right ADC", NULL, "CM_R to Right Mixer Negative Resistor"}, 526 {"CM_R to Right Mixer Negative Resistor", "10 kOhm", "CM_R"}, 527 {"CM_R to Right Mixer Negative Resistor", "20 kOhm", "CM_R"}, 528 {"CM_R to Right Mixer Negative Resistor", "40 kOhm", "CM_R"}, 529 530 {"Right ADC", NULL, "IN1_L to Right Mixer Negative Resistor"}, 531 {"IN1_L to Right Mixer Negative Resistor", "10 kOhm", "IN1_L"}, 532 {"IN1_L to Right Mixer Negative Resistor", "20 kOhm", "IN1_L"}, 533 {"IN1_L to Right Mixer Negative Resistor", "40 kOhm", "IN1_L"}, 534 535 {"Right ADC", NULL, "IN3_L to Right Mixer Negative Resistor"}, 536 {"IN3_L to Right Mixer Negative Resistor", "10 kOhm", "IN3_L"}, 537 {"IN3_L to Right Mixer Negative Resistor", "20 kOhm", "IN3_L"}, 538 {"IN3_L to Right Mixer Negative Resistor", "40 kOhm", "IN3_L"}, 539 540 /* Left Input */ 541 {"Left ADC", NULL, "IN1_L to Left Mixer Positive Resistor"}, 542 {"IN1_L to Left Mixer Positive Resistor", "10 kOhm", "IN1_L"}, 543 {"IN1_L to Left Mixer Positive Resistor", "20 kOhm", "IN1_L"}, 544 {"IN1_L to Left Mixer Positive Resistor", "40 kOhm", "IN1_L"}, 545 546 {"Left ADC", NULL, "IN2_L to Left Mixer Positive Resistor"}, 547 {"IN2_L to Left Mixer Positive Resistor", "10 kOhm", "IN2_L"}, 548 {"IN2_L to Left Mixer Positive Resistor", "20 kOhm", "IN2_L"}, 549 {"IN2_L to Left Mixer Positive Resistor", "40 kOhm", "IN2_L"}, 550 551 {"Left ADC", NULL, "IN3_L to Left Mixer Positive Resistor"}, 552 {"IN3_L to Left Mixer Positive Resistor", "10 kOhm", "IN3_L"}, 553 {"IN3_L to Left Mixer Positive Resistor", "20 kOhm", "IN3_L"}, 554 {"IN3_L to Left Mixer Positive Resistor", "40 kOhm", "IN3_L"}, 555 556 {"Left ADC", NULL, "IN1_R to Left Mixer Positive Resistor"}, 557 {"IN1_R to Left Mixer Positive Resistor", "10 kOhm", "IN1_R"}, 558 {"IN1_R to Left Mixer Positive Resistor", "20 kOhm", "IN1_R"}, 559 {"IN1_R to Left Mixer Positive Resistor", "40 kOhm", "IN1_R"}, 560 561 {"Left ADC", NULL, "CM_L to Left Mixer Negative Resistor"}, 562 {"CM_L to Left Mixer Negative Resistor", "10 kOhm", "CM_L"}, 563 {"CM_L to Left Mixer Negative Resistor", "20 kOhm", "CM_L"}, 564 {"CM_L to Left Mixer Negative Resistor", "40 kOhm", "CM_L"}, 565 566 {"Left ADC", NULL, "IN2_R to Left Mixer Negative Resistor"}, 567 {"IN2_R to Left Mixer Negative Resistor", "10 kOhm", "IN2_R"}, 568 {"IN2_R to Left Mixer Negative Resistor", "20 kOhm", "IN2_R"}, 569 {"IN2_R to Left Mixer Negative Resistor", "40 kOhm", "IN2_R"}, 570 571 {"Left ADC", NULL, "IN3_R to Left Mixer Negative Resistor"}, 572 {"IN3_R to Left Mixer Negative Resistor", "10 kOhm", "IN3_R"}, 573 {"IN3_R to Left Mixer Negative Resistor", "20 kOhm", "IN3_R"}, 574 {"IN3_R to Left Mixer Negative Resistor", "40 kOhm", "IN3_R"}, 575 }; 576 577 static const struct regmap_range_cfg aic32x4_regmap_pages[] = { 578 { 579 .selector_reg = 0, 580 .selector_mask = 0xff, 581 .window_start = 0, 582 .window_len = 128, 583 .range_min = 0, 584 .range_max = AIC32X4_REFPOWERUP, 585 }, 586 }; 587 588 const struct regmap_config aic32x4_regmap_config = { 589 .max_register = AIC32X4_REFPOWERUP, 590 .ranges = aic32x4_regmap_pages, 591 .num_ranges = ARRAY_SIZE(aic32x4_regmap_pages), 592 }; 593 EXPORT_SYMBOL(aic32x4_regmap_config); 594 595 static int aic32x4_set_dai_sysclk(struct snd_soc_dai *codec_dai, 596 int clk_id, unsigned int freq, int dir) 597 { 598 struct snd_soc_component *component = codec_dai->component; 599 struct clk *mclk; 600 struct clk *pll; 601 602 pll = devm_clk_get(component->dev, "pll"); 603 if (IS_ERR(pll)) 604 return PTR_ERR(pll); 605 606 mclk = clk_get_parent(pll); 607 608 return clk_set_rate(mclk, freq); 609 } 610 611 static int aic32x4_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) 612 { 613 struct snd_soc_component *component = codec_dai->component; 614 u8 iface_reg_1 = 0; 615 u8 iface_reg_2 = 0; 616 u8 iface_reg_3 = 0; 617 618 /* set master/slave audio interface */ 619 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 620 case SND_SOC_DAIFMT_CBM_CFM: 621 iface_reg_1 |= AIC32X4_BCLKMASTER | AIC32X4_WCLKMASTER; 622 break; 623 case SND_SOC_DAIFMT_CBS_CFS: 624 break; 625 default: 626 printk(KERN_ERR "aic32x4: invalid DAI master/slave interface\n"); 627 return -EINVAL; 628 } 629 630 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 631 case SND_SOC_DAIFMT_I2S: 632 break; 633 case SND_SOC_DAIFMT_DSP_A: 634 iface_reg_1 |= (AIC32X4_DSP_MODE << 635 AIC32X4_IFACE1_DATATYPE_SHIFT); 636 iface_reg_3 |= AIC32X4_BCLKINV_MASK; /* invert bit clock */ 637 iface_reg_2 = 0x01; /* add offset 1 */ 638 break; 639 case SND_SOC_DAIFMT_DSP_B: 640 iface_reg_1 |= (AIC32X4_DSP_MODE << 641 AIC32X4_IFACE1_DATATYPE_SHIFT); 642 iface_reg_3 |= AIC32X4_BCLKINV_MASK; /* invert bit clock */ 643 break; 644 case SND_SOC_DAIFMT_RIGHT_J: 645 iface_reg_1 |= (AIC32X4_RIGHT_JUSTIFIED_MODE << 646 AIC32X4_IFACE1_DATATYPE_SHIFT); 647 break; 648 case SND_SOC_DAIFMT_LEFT_J: 649 iface_reg_1 |= (AIC32X4_LEFT_JUSTIFIED_MODE << 650 AIC32X4_IFACE1_DATATYPE_SHIFT); 651 break; 652 default: 653 printk(KERN_ERR "aic32x4: invalid DAI interface format\n"); 654 return -EINVAL; 655 } 656 657 snd_soc_component_update_bits(component, AIC32X4_IFACE1, 658 AIC32X4_IFACE1_DATATYPE_MASK | 659 AIC32X4_IFACE1_MASTER_MASK, iface_reg_1); 660 snd_soc_component_update_bits(component, AIC32X4_IFACE2, 661 AIC32X4_DATA_OFFSET_MASK, iface_reg_2); 662 snd_soc_component_update_bits(component, AIC32X4_IFACE3, 663 AIC32X4_BCLKINV_MASK, iface_reg_3); 664 665 return 0; 666 } 667 668 static int aic32x4_set_aosr(struct snd_soc_component *component, u8 aosr) 669 { 670 return snd_soc_component_write(component, AIC32X4_AOSR, aosr); 671 } 672 673 static int aic32x4_set_dosr(struct snd_soc_component *component, u16 dosr) 674 { 675 snd_soc_component_write(component, AIC32X4_DOSRMSB, dosr >> 8); 676 snd_soc_component_write(component, AIC32X4_DOSRLSB, 677 (dosr & 0xff)); 678 679 return 0; 680 } 681 682 static int aic32x4_set_processing_blocks(struct snd_soc_component *component, 683 u8 r_block, u8 p_block) 684 { 685 struct aic32x4_priv *aic32x4 = snd_soc_component_get_drvdata(component); 686 687 if (aic32x4->type == AIC32X4_TYPE_TAS2505) { 688 if (r_block || p_block > 3) 689 return -EINVAL; 690 691 snd_soc_component_write(component, AIC32X4_DACSPB, p_block); 692 } else { /* AIC32x4 */ 693 if (r_block > 18 || p_block > 25) 694 return -EINVAL; 695 696 snd_soc_component_write(component, AIC32X4_ADCSPB, r_block); 697 snd_soc_component_write(component, AIC32X4_DACSPB, p_block); 698 } 699 700 return 0; 701 } 702 703 static int aic32x4_setup_clocks(struct snd_soc_component *component, 704 unsigned int sample_rate, unsigned int channels, 705 unsigned int bit_depth) 706 { 707 struct aic32x4_priv *aic32x4 = snd_soc_component_get_drvdata(component); 708 u8 aosr; 709 u16 dosr; 710 u8 adc_resource_class, dac_resource_class; 711 u8 madc, nadc, mdac, ndac, max_nadc, min_mdac, max_ndac; 712 u8 dosr_increment; 713 u16 max_dosr, min_dosr; 714 unsigned long adc_clock_rate, dac_clock_rate; 715 int ret; 716 717 struct clk_bulk_data clocks[] = { 718 { .id = "pll" }, 719 { .id = "nadc" }, 720 { .id = "madc" }, 721 { .id = "ndac" }, 722 { .id = "mdac" }, 723 { .id = "bdiv" }, 724 }; 725 ret = devm_clk_bulk_get(component->dev, ARRAY_SIZE(clocks), clocks); 726 if (ret) 727 return ret; 728 729 if (sample_rate <= 48000) { 730 aosr = 128; 731 adc_resource_class = 6; 732 dac_resource_class = 8; 733 dosr_increment = 8; 734 if (aic32x4->type == AIC32X4_TYPE_TAS2505) 735 aic32x4_set_processing_blocks(component, 0, 1); 736 else 737 aic32x4_set_processing_blocks(component, 1, 1); 738 } else if (sample_rate <= 96000) { 739 aosr = 64; 740 adc_resource_class = 6; 741 dac_resource_class = 8; 742 dosr_increment = 4; 743 if (aic32x4->type == AIC32X4_TYPE_TAS2505) 744 aic32x4_set_processing_blocks(component, 0, 1); 745 else 746 aic32x4_set_processing_blocks(component, 1, 9); 747 } else if (sample_rate == 192000) { 748 aosr = 32; 749 adc_resource_class = 3; 750 dac_resource_class = 4; 751 dosr_increment = 2; 752 if (aic32x4->type == AIC32X4_TYPE_TAS2505) 753 aic32x4_set_processing_blocks(component, 0, 1); 754 else 755 aic32x4_set_processing_blocks(component, 13, 19); 756 } else { 757 dev_err(component->dev, "Sampling rate not supported\n"); 758 return -EINVAL; 759 } 760 761 madc = DIV_ROUND_UP((32 * adc_resource_class), aosr); 762 max_dosr = (AIC32X4_MAX_DOSR_FREQ / sample_rate / dosr_increment) * 763 dosr_increment; 764 min_dosr = (AIC32X4_MIN_DOSR_FREQ / sample_rate / dosr_increment) * 765 dosr_increment; 766 max_nadc = AIC32X4_MAX_CODEC_CLKIN_FREQ / (madc * aosr * sample_rate); 767 768 for (nadc = max_nadc; nadc > 0; --nadc) { 769 adc_clock_rate = nadc * madc * aosr * sample_rate; 770 for (dosr = max_dosr; dosr >= min_dosr; 771 dosr -= dosr_increment) { 772 min_mdac = DIV_ROUND_UP((32 * dac_resource_class), dosr); 773 max_ndac = AIC32X4_MAX_CODEC_CLKIN_FREQ / 774 (min_mdac * dosr * sample_rate); 775 for (mdac = min_mdac; mdac <= 128; ++mdac) { 776 for (ndac = max_ndac; ndac > 0; --ndac) { 777 dac_clock_rate = ndac * mdac * dosr * 778 sample_rate; 779 if (dac_clock_rate == adc_clock_rate) { 780 if (clk_round_rate(clocks[0].clk, dac_clock_rate) == 0) 781 continue; 782 783 clk_set_rate(clocks[0].clk, 784 dac_clock_rate); 785 786 clk_set_rate(clocks[1].clk, 787 sample_rate * aosr * 788 madc); 789 clk_set_rate(clocks[2].clk, 790 sample_rate * aosr); 791 aic32x4_set_aosr(component, 792 aosr); 793 794 clk_set_rate(clocks[3].clk, 795 sample_rate * dosr * 796 mdac); 797 clk_set_rate(clocks[4].clk, 798 sample_rate * dosr); 799 aic32x4_set_dosr(component, 800 dosr); 801 802 clk_set_rate(clocks[5].clk, 803 sample_rate * channels * 804 bit_depth); 805 806 return 0; 807 } 808 } 809 } 810 } 811 } 812 813 dev_err(component->dev, 814 "Could not set clocks to support sample rate.\n"); 815 return -EINVAL; 816 } 817 818 static int aic32x4_hw_params(struct snd_pcm_substream *substream, 819 struct snd_pcm_hw_params *params, 820 struct snd_soc_dai *dai) 821 { 822 struct snd_soc_component *component = dai->component; 823 struct aic32x4_priv *aic32x4 = snd_soc_component_get_drvdata(component); 824 u8 iface1_reg = 0; 825 u8 dacsetup_reg = 0; 826 827 aic32x4_setup_clocks(component, params_rate(params), 828 params_channels(params), 829 params_physical_width(params)); 830 831 switch (params_physical_width(params)) { 832 case 16: 833 iface1_reg |= (AIC32X4_WORD_LEN_16BITS << 834 AIC32X4_IFACE1_DATALEN_SHIFT); 835 break; 836 case 20: 837 iface1_reg |= (AIC32X4_WORD_LEN_20BITS << 838 AIC32X4_IFACE1_DATALEN_SHIFT); 839 break; 840 case 24: 841 iface1_reg |= (AIC32X4_WORD_LEN_24BITS << 842 AIC32X4_IFACE1_DATALEN_SHIFT); 843 break; 844 case 32: 845 iface1_reg |= (AIC32X4_WORD_LEN_32BITS << 846 AIC32X4_IFACE1_DATALEN_SHIFT); 847 break; 848 } 849 snd_soc_component_update_bits(component, AIC32X4_IFACE1, 850 AIC32X4_IFACE1_DATALEN_MASK, iface1_reg); 851 852 if (params_channels(params) == 1) { 853 dacsetup_reg = AIC32X4_RDAC2LCHN | AIC32X4_LDAC2LCHN; 854 } else { 855 if (aic32x4->swapdacs) 856 dacsetup_reg = AIC32X4_RDAC2LCHN | AIC32X4_LDAC2RCHN; 857 else 858 dacsetup_reg = AIC32X4_LDAC2LCHN | AIC32X4_RDAC2RCHN; 859 } 860 snd_soc_component_update_bits(component, AIC32X4_DACSETUP, 861 AIC32X4_DAC_CHAN_MASK, dacsetup_reg); 862 863 return 0; 864 } 865 866 static int aic32x4_mute(struct snd_soc_dai *dai, int mute, int direction) 867 { 868 struct snd_soc_component *component = dai->component; 869 870 snd_soc_component_update_bits(component, AIC32X4_DACMUTE, 871 AIC32X4_MUTEON, mute ? AIC32X4_MUTEON : 0); 872 873 return 0; 874 } 875 876 static int aic32x4_set_bias_level(struct snd_soc_component *component, 877 enum snd_soc_bias_level level) 878 { 879 int ret; 880 881 struct clk_bulk_data clocks[] = { 882 { .id = "madc" }, 883 { .id = "mdac" }, 884 { .id = "bdiv" }, 885 }; 886 887 ret = devm_clk_bulk_get(component->dev, ARRAY_SIZE(clocks), clocks); 888 if (ret) 889 return ret; 890 891 switch (level) { 892 case SND_SOC_BIAS_ON: 893 ret = clk_bulk_prepare_enable(ARRAY_SIZE(clocks), clocks); 894 if (ret) { 895 dev_err(component->dev, "Failed to enable clocks\n"); 896 return ret; 897 } 898 break; 899 case SND_SOC_BIAS_PREPARE: 900 break; 901 case SND_SOC_BIAS_STANDBY: 902 /* Initial cold start */ 903 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) 904 break; 905 906 clk_bulk_disable_unprepare(ARRAY_SIZE(clocks), clocks); 907 break; 908 case SND_SOC_BIAS_OFF: 909 break; 910 } 911 return 0; 912 } 913 914 #define AIC32X4_RATES SNDRV_PCM_RATE_8000_192000 915 #define AIC32X4_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE \ 916 | SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S24_3LE \ 917 | SNDRV_PCM_FMTBIT_S32_LE) 918 919 static const struct snd_soc_dai_ops aic32x4_ops = { 920 .hw_params = aic32x4_hw_params, 921 .mute_stream = aic32x4_mute, 922 .set_fmt = aic32x4_set_dai_fmt, 923 .set_sysclk = aic32x4_set_dai_sysclk, 924 .no_capture_mute = 1, 925 }; 926 927 static struct snd_soc_dai_driver aic32x4_dai = { 928 .name = "tlv320aic32x4-hifi", 929 .playback = { 930 .stream_name = "Playback", 931 .channels_min = 1, 932 .channels_max = 2, 933 .rates = AIC32X4_RATES, 934 .formats = AIC32X4_FORMATS,}, 935 .capture = { 936 .stream_name = "Capture", 937 .channels_min = 1, 938 .channels_max = 8, 939 .rates = AIC32X4_RATES, 940 .formats = AIC32X4_FORMATS,}, 941 .ops = &aic32x4_ops, 942 .symmetric_rate = 1, 943 }; 944 945 static void aic32x4_setup_gpios(struct snd_soc_component *component) 946 { 947 struct aic32x4_priv *aic32x4 = snd_soc_component_get_drvdata(component); 948 949 /* setup GPIO functions */ 950 /* MFP1 */ 951 if (aic32x4->setup->gpio_func[0] != AIC32X4_MFPX_DEFAULT_VALUE) { 952 snd_soc_component_write(component, AIC32X4_DINCTL, 953 aic32x4->setup->gpio_func[0]); 954 snd_soc_add_component_controls(component, aic32x4_mfp1, 955 ARRAY_SIZE(aic32x4_mfp1)); 956 } 957 958 /* MFP2 */ 959 if (aic32x4->setup->gpio_func[1] != AIC32X4_MFPX_DEFAULT_VALUE) { 960 snd_soc_component_write(component, AIC32X4_DOUTCTL, 961 aic32x4->setup->gpio_func[1]); 962 snd_soc_add_component_controls(component, aic32x4_mfp2, 963 ARRAY_SIZE(aic32x4_mfp2)); 964 } 965 966 /* MFP3 */ 967 if (aic32x4->setup->gpio_func[2] != AIC32X4_MFPX_DEFAULT_VALUE) { 968 snd_soc_component_write(component, AIC32X4_SCLKCTL, 969 aic32x4->setup->gpio_func[2]); 970 snd_soc_add_component_controls(component, aic32x4_mfp3, 971 ARRAY_SIZE(aic32x4_mfp3)); 972 } 973 974 /* MFP4 */ 975 if (aic32x4->setup->gpio_func[3] != AIC32X4_MFPX_DEFAULT_VALUE) { 976 snd_soc_component_write(component, AIC32X4_MISOCTL, 977 aic32x4->setup->gpio_func[3]); 978 snd_soc_add_component_controls(component, aic32x4_mfp4, 979 ARRAY_SIZE(aic32x4_mfp4)); 980 } 981 982 /* MFP5 */ 983 if (aic32x4->setup->gpio_func[4] != AIC32X4_MFPX_DEFAULT_VALUE) { 984 snd_soc_component_write(component, AIC32X4_GPIOCTL, 985 aic32x4->setup->gpio_func[4]); 986 snd_soc_add_component_controls(component, aic32x4_mfp5, 987 ARRAY_SIZE(aic32x4_mfp5)); 988 } 989 } 990 991 static int aic32x4_component_probe(struct snd_soc_component *component) 992 { 993 struct aic32x4_priv *aic32x4 = snd_soc_component_get_drvdata(component); 994 u32 tmp_reg; 995 int ret; 996 997 struct clk_bulk_data clocks[] = { 998 { .id = "codec_clkin" }, 999 { .id = "pll" }, 1000 { .id = "bdiv" }, 1001 { .id = "mdac" }, 1002 }; 1003 1004 ret = devm_clk_bulk_get(component->dev, ARRAY_SIZE(clocks), clocks); 1005 if (ret) 1006 return ret; 1007 1008 if (aic32x4->setup) 1009 aic32x4_setup_gpios(component); 1010 1011 clk_set_parent(clocks[0].clk, clocks[1].clk); 1012 clk_set_parent(clocks[2].clk, clocks[3].clk); 1013 1014 /* Power platform configuration */ 1015 if (aic32x4->power_cfg & AIC32X4_PWR_MICBIAS_2075_LDOIN) { 1016 snd_soc_component_write(component, AIC32X4_MICBIAS, 1017 AIC32X4_MICBIAS_LDOIN | AIC32X4_MICBIAS_2075V); 1018 } 1019 if (aic32x4->power_cfg & AIC32X4_PWR_AVDD_DVDD_WEAK_DISABLE) 1020 snd_soc_component_write(component, AIC32X4_PWRCFG, AIC32X4_AVDDWEAKDISABLE); 1021 1022 tmp_reg = (aic32x4->power_cfg & AIC32X4_PWR_AIC32X4_LDO_ENABLE) ? 1023 AIC32X4_LDOCTLEN : 0; 1024 snd_soc_component_write(component, AIC32X4_LDOCTL, tmp_reg); 1025 1026 tmp_reg = snd_soc_component_read(component, AIC32X4_CMMODE); 1027 if (aic32x4->power_cfg & AIC32X4_PWR_CMMODE_LDOIN_RANGE_18_36) 1028 tmp_reg |= AIC32X4_LDOIN_18_36; 1029 if (aic32x4->power_cfg & AIC32X4_PWR_CMMODE_HP_LDOIN_POWERED) 1030 tmp_reg |= AIC32X4_LDOIN2HP; 1031 snd_soc_component_write(component, AIC32X4_CMMODE, tmp_reg); 1032 1033 /* Mic PGA routing */ 1034 if (aic32x4->micpga_routing & AIC32X4_MICPGA_ROUTE_LMIC_IN2R_10K) 1035 snd_soc_component_write(component, AIC32X4_LMICPGANIN, 1036 AIC32X4_LMICPGANIN_IN2R_10K); 1037 else 1038 snd_soc_component_write(component, AIC32X4_LMICPGANIN, 1039 AIC32X4_LMICPGANIN_CM1L_10K); 1040 if (aic32x4->micpga_routing & AIC32X4_MICPGA_ROUTE_RMIC_IN1L_10K) 1041 snd_soc_component_write(component, AIC32X4_RMICPGANIN, 1042 AIC32X4_RMICPGANIN_IN1L_10K); 1043 else 1044 snd_soc_component_write(component, AIC32X4_RMICPGANIN, 1045 AIC32X4_RMICPGANIN_CM1R_10K); 1046 1047 /* 1048 * Workaround: for an unknown reason, the ADC needs to be powered up 1049 * and down for the first capture to work properly. It seems related to 1050 * a HW BUG or some kind of behavior not documented in the datasheet. 1051 */ 1052 tmp_reg = snd_soc_component_read(component, AIC32X4_ADCSETUP); 1053 snd_soc_component_write(component, AIC32X4_ADCSETUP, tmp_reg | 1054 AIC32X4_LADC_EN | AIC32X4_RADC_EN); 1055 snd_soc_component_write(component, AIC32X4_ADCSETUP, tmp_reg); 1056 1057 /* 1058 * Enable the fast charging feature and ensure the needed 40ms ellapsed 1059 * before using the analog circuits. 1060 */ 1061 snd_soc_component_write(component, AIC32X4_REFPOWERUP, 1062 AIC32X4_REFPOWERUP_40MS); 1063 msleep(40); 1064 1065 return 0; 1066 } 1067 1068 static const struct snd_soc_component_driver soc_component_dev_aic32x4 = { 1069 .probe = aic32x4_component_probe, 1070 .set_bias_level = aic32x4_set_bias_level, 1071 .controls = aic32x4_snd_controls, 1072 .num_controls = ARRAY_SIZE(aic32x4_snd_controls), 1073 .dapm_widgets = aic32x4_dapm_widgets, 1074 .num_dapm_widgets = ARRAY_SIZE(aic32x4_dapm_widgets), 1075 .dapm_routes = aic32x4_dapm_routes, 1076 .num_dapm_routes = ARRAY_SIZE(aic32x4_dapm_routes), 1077 .suspend_bias_off = 1, 1078 .idle_bias_on = 1, 1079 .use_pmdown_time = 1, 1080 .endianness = 1, 1081 .non_legacy_dai_naming = 1, 1082 }; 1083 1084 static const struct snd_kcontrol_new aic32x4_tas2505_snd_controls[] = { 1085 SOC_SINGLE_S8_TLV("PCM Playback Volume", 1086 AIC32X4_LDACVOL, -0x7f, 0x30, tlv_pcm), 1087 SOC_ENUM("DAC Playback PowerTune Switch", l_ptm_enum), 1088 1089 SOC_SINGLE_TLV("HP Driver Gain Volume", 1090 AIC32X4_HPLGAIN, 0, 0x74, 1, tlv_tas_driver_gain), 1091 SOC_SINGLE("HP DAC Playback Switch", AIC32X4_HPLGAIN, 6, 1, 1), 1092 1093 SOC_SINGLE_TLV("Speaker Driver Playback Volume", 1094 TAS2505_SPKVOL1, 0, 0x74, 1, tlv_tas_driver_gain), 1095 SOC_SINGLE_TLV("Speaker Amplifier Playback Volume", 1096 TAS2505_SPKVOL2, 4, 5, 0, tlv_amp_vol), 1097 1098 SOC_SINGLE("Auto-mute Switch", AIC32X4_DACMUTE, 4, 7, 0), 1099 }; 1100 1101 static const struct snd_kcontrol_new hp_output_mixer_controls[] = { 1102 SOC_DAPM_SINGLE("DAC Switch", AIC32X4_HPLROUTE, 3, 1, 0), 1103 }; 1104 1105 static const struct snd_soc_dapm_widget aic32x4_tas2505_dapm_widgets[] = { 1106 SND_SOC_DAPM_DAC("DAC", "Playback", AIC32X4_DACSETUP, 7, 0), 1107 SND_SOC_DAPM_MIXER("HP Output Mixer", SND_SOC_NOPM, 0, 0, 1108 &hp_output_mixer_controls[0], 1109 ARRAY_SIZE(hp_output_mixer_controls)), 1110 SND_SOC_DAPM_PGA("HP Power", AIC32X4_OUTPWRCTL, 5, 0, NULL, 0), 1111 1112 SND_SOC_DAPM_PGA("Speaker Driver", TAS2505_SPK, 1, 0, NULL, 0), 1113 1114 SND_SOC_DAPM_OUTPUT("HP"), 1115 SND_SOC_DAPM_OUTPUT("Speaker"), 1116 }; 1117 1118 static const struct snd_soc_dapm_route aic32x4_tas2505_dapm_routes[] = { 1119 /* Left Output */ 1120 {"HP Output Mixer", "DAC Switch", "DAC"}, 1121 1122 {"HP Power", NULL, "HP Output Mixer"}, 1123 {"HP", NULL, "HP Power"}, 1124 1125 {"Speaker Driver", NULL, "DAC"}, 1126 {"Speaker", NULL, "Speaker Driver"}, 1127 }; 1128 1129 static struct snd_soc_dai_driver aic32x4_tas2505_dai = { 1130 .name = "tas2505-hifi", 1131 .playback = { 1132 .stream_name = "Playback", 1133 .channels_min = 1, 1134 .channels_max = 1, 1135 .rates = SNDRV_PCM_RATE_8000_96000, 1136 .formats = AIC32X4_FORMATS,}, 1137 .ops = &aic32x4_ops, 1138 .symmetric_rate = 1, 1139 }; 1140 1141 static int aic32x4_tas2505_component_probe(struct snd_soc_component *component) 1142 { 1143 struct aic32x4_priv *aic32x4 = snd_soc_component_get_drvdata(component); 1144 u32 tmp_reg; 1145 int ret; 1146 1147 struct clk_bulk_data clocks[] = { 1148 { .id = "codec_clkin" }, 1149 { .id = "pll" }, 1150 { .id = "bdiv" }, 1151 { .id = "mdac" }, 1152 }; 1153 1154 ret = devm_clk_bulk_get(component->dev, ARRAY_SIZE(clocks), clocks); 1155 if (ret) 1156 return ret; 1157 1158 if (aic32x4->setup) 1159 aic32x4_setup_gpios(component); 1160 1161 clk_set_parent(clocks[0].clk, clocks[1].clk); 1162 clk_set_parent(clocks[2].clk, clocks[3].clk); 1163 1164 /* Power platform configuration */ 1165 if (aic32x4->power_cfg & AIC32X4_PWR_AVDD_DVDD_WEAK_DISABLE) 1166 snd_soc_component_write(component, AIC32X4_PWRCFG, AIC32X4_AVDDWEAKDISABLE); 1167 1168 tmp_reg = (aic32x4->power_cfg & AIC32X4_PWR_AIC32X4_LDO_ENABLE) ? 1169 AIC32X4_LDOCTLEN : 0; 1170 snd_soc_component_write(component, AIC32X4_LDOCTL, tmp_reg); 1171 1172 tmp_reg = snd_soc_component_read(component, AIC32X4_CMMODE); 1173 if (aic32x4->power_cfg & AIC32X4_PWR_CMMODE_LDOIN_RANGE_18_36) 1174 tmp_reg |= AIC32X4_LDOIN_18_36; 1175 if (aic32x4->power_cfg & AIC32X4_PWR_CMMODE_HP_LDOIN_POWERED) 1176 tmp_reg |= AIC32X4_LDOIN2HP; 1177 snd_soc_component_write(component, AIC32X4_CMMODE, tmp_reg); 1178 1179 /* 1180 * Enable the fast charging feature and ensure the needed 40ms ellapsed 1181 * before using the analog circuits. 1182 */ 1183 snd_soc_component_write(component, TAS2505_REFPOWERUP, 1184 AIC32X4_REFPOWERUP_40MS); 1185 msleep(40); 1186 1187 return 0; 1188 } 1189 1190 static const struct snd_soc_component_driver soc_component_dev_aic32x4_tas2505 = { 1191 .probe = aic32x4_tas2505_component_probe, 1192 .set_bias_level = aic32x4_set_bias_level, 1193 .controls = aic32x4_tas2505_snd_controls, 1194 .num_controls = ARRAY_SIZE(aic32x4_tas2505_snd_controls), 1195 .dapm_widgets = aic32x4_tas2505_dapm_widgets, 1196 .num_dapm_widgets = ARRAY_SIZE(aic32x4_tas2505_dapm_widgets), 1197 .dapm_routes = aic32x4_tas2505_dapm_routes, 1198 .num_dapm_routes = ARRAY_SIZE(aic32x4_tas2505_dapm_routes), 1199 .suspend_bias_off = 1, 1200 .idle_bias_on = 1, 1201 .use_pmdown_time = 1, 1202 .endianness = 1, 1203 .non_legacy_dai_naming = 1, 1204 }; 1205 1206 static int aic32x4_parse_dt(struct aic32x4_priv *aic32x4, 1207 struct device_node *np) 1208 { 1209 struct aic32x4_setup_data *aic32x4_setup; 1210 int ret; 1211 1212 aic32x4_setup = devm_kzalloc(aic32x4->dev, sizeof(*aic32x4_setup), 1213 GFP_KERNEL); 1214 if (!aic32x4_setup) 1215 return -ENOMEM; 1216 1217 ret = of_property_match_string(np, "clock-names", "mclk"); 1218 if (ret < 0) 1219 return -EINVAL; 1220 aic32x4->mclk_name = of_clk_get_parent_name(np, ret); 1221 1222 aic32x4->swapdacs = false; 1223 aic32x4->micpga_routing = 0; 1224 aic32x4->rstn_gpio = of_get_named_gpio(np, "reset-gpios", 0); 1225 1226 if (of_property_read_u32_array(np, "aic32x4-gpio-func", 1227 aic32x4_setup->gpio_func, 5) >= 0) 1228 aic32x4->setup = aic32x4_setup; 1229 return 0; 1230 } 1231 1232 static void aic32x4_disable_regulators(struct aic32x4_priv *aic32x4) 1233 { 1234 regulator_disable(aic32x4->supply_iov); 1235 1236 if (!IS_ERR(aic32x4->supply_ldo)) 1237 regulator_disable(aic32x4->supply_ldo); 1238 1239 if (!IS_ERR(aic32x4->supply_dv)) 1240 regulator_disable(aic32x4->supply_dv); 1241 1242 if (!IS_ERR(aic32x4->supply_av)) 1243 regulator_disable(aic32x4->supply_av); 1244 } 1245 1246 static int aic32x4_setup_regulators(struct device *dev, 1247 struct aic32x4_priv *aic32x4) 1248 { 1249 int ret = 0; 1250 1251 aic32x4->supply_ldo = devm_regulator_get_optional(dev, "ldoin"); 1252 aic32x4->supply_iov = devm_regulator_get(dev, "iov"); 1253 aic32x4->supply_dv = devm_regulator_get_optional(dev, "dv"); 1254 aic32x4->supply_av = devm_regulator_get_optional(dev, "av"); 1255 1256 /* Check if the regulator requirements are fulfilled */ 1257 1258 if (IS_ERR(aic32x4->supply_iov)) { 1259 dev_err(dev, "Missing supply 'iov'\n"); 1260 return PTR_ERR(aic32x4->supply_iov); 1261 } 1262 1263 if (IS_ERR(aic32x4->supply_ldo)) { 1264 if (PTR_ERR(aic32x4->supply_ldo) == -EPROBE_DEFER) 1265 return -EPROBE_DEFER; 1266 1267 if (IS_ERR(aic32x4->supply_dv)) { 1268 dev_err(dev, "Missing supply 'dv' or 'ldoin'\n"); 1269 return PTR_ERR(aic32x4->supply_dv); 1270 } 1271 if (IS_ERR(aic32x4->supply_av)) { 1272 dev_err(dev, "Missing supply 'av' or 'ldoin'\n"); 1273 return PTR_ERR(aic32x4->supply_av); 1274 } 1275 } else { 1276 if (PTR_ERR(aic32x4->supply_dv) == -EPROBE_DEFER) 1277 return -EPROBE_DEFER; 1278 if (PTR_ERR(aic32x4->supply_av) == -EPROBE_DEFER) 1279 return -EPROBE_DEFER; 1280 } 1281 1282 ret = regulator_enable(aic32x4->supply_iov); 1283 if (ret) { 1284 dev_err(dev, "Failed to enable regulator iov\n"); 1285 return ret; 1286 } 1287 1288 if (!IS_ERR(aic32x4->supply_ldo)) { 1289 ret = regulator_enable(aic32x4->supply_ldo); 1290 if (ret) { 1291 dev_err(dev, "Failed to enable regulator ldo\n"); 1292 goto error_ldo; 1293 } 1294 } 1295 1296 if (!IS_ERR(aic32x4->supply_dv)) { 1297 ret = regulator_enable(aic32x4->supply_dv); 1298 if (ret) { 1299 dev_err(dev, "Failed to enable regulator dv\n"); 1300 goto error_dv; 1301 } 1302 } 1303 1304 if (!IS_ERR(aic32x4->supply_av)) { 1305 ret = regulator_enable(aic32x4->supply_av); 1306 if (ret) { 1307 dev_err(dev, "Failed to enable regulator av\n"); 1308 goto error_av; 1309 } 1310 } 1311 1312 if (!IS_ERR(aic32x4->supply_ldo) && IS_ERR(aic32x4->supply_av)) 1313 aic32x4->power_cfg |= AIC32X4_PWR_AIC32X4_LDO_ENABLE; 1314 1315 return 0; 1316 1317 error_av: 1318 if (!IS_ERR(aic32x4->supply_dv)) 1319 regulator_disable(aic32x4->supply_dv); 1320 1321 error_dv: 1322 if (!IS_ERR(aic32x4->supply_ldo)) 1323 regulator_disable(aic32x4->supply_ldo); 1324 1325 error_ldo: 1326 regulator_disable(aic32x4->supply_iov); 1327 return ret; 1328 } 1329 1330 int aic32x4_probe(struct device *dev, struct regmap *regmap) 1331 { 1332 struct aic32x4_priv *aic32x4; 1333 struct aic32x4_pdata *pdata = dev->platform_data; 1334 struct device_node *np = dev->of_node; 1335 int ret; 1336 1337 if (IS_ERR(regmap)) 1338 return PTR_ERR(regmap); 1339 1340 aic32x4 = devm_kzalloc(dev, sizeof(struct aic32x4_priv), 1341 GFP_KERNEL); 1342 if (aic32x4 == NULL) 1343 return -ENOMEM; 1344 1345 aic32x4->dev = dev; 1346 aic32x4->type = (enum aic32x4_type)dev_get_drvdata(dev); 1347 1348 dev_set_drvdata(dev, aic32x4); 1349 1350 if (pdata) { 1351 aic32x4->power_cfg = pdata->power_cfg; 1352 aic32x4->swapdacs = pdata->swapdacs; 1353 aic32x4->micpga_routing = pdata->micpga_routing; 1354 aic32x4->rstn_gpio = pdata->rstn_gpio; 1355 aic32x4->mclk_name = "mclk"; 1356 } else if (np) { 1357 ret = aic32x4_parse_dt(aic32x4, np); 1358 if (ret) { 1359 dev_err(dev, "Failed to parse DT node\n"); 1360 return ret; 1361 } 1362 } else { 1363 aic32x4->power_cfg = 0; 1364 aic32x4->swapdacs = false; 1365 aic32x4->micpga_routing = 0; 1366 aic32x4->rstn_gpio = -1; 1367 aic32x4->mclk_name = "mclk"; 1368 } 1369 1370 if (gpio_is_valid(aic32x4->rstn_gpio)) { 1371 ret = devm_gpio_request_one(dev, aic32x4->rstn_gpio, 1372 GPIOF_OUT_INIT_LOW, "tlv320aic32x4 rstn"); 1373 if (ret != 0) 1374 return ret; 1375 } 1376 1377 ret = aic32x4_setup_regulators(dev, aic32x4); 1378 if (ret) { 1379 dev_err(dev, "Failed to setup regulators\n"); 1380 return ret; 1381 } 1382 1383 if (gpio_is_valid(aic32x4->rstn_gpio)) { 1384 ndelay(10); 1385 gpio_set_value_cansleep(aic32x4->rstn_gpio, 1); 1386 mdelay(1); 1387 } 1388 1389 ret = regmap_write(regmap, AIC32X4_RESET, 0x01); 1390 if (ret) 1391 goto err_disable_regulators; 1392 1393 ret = aic32x4_register_clocks(dev, aic32x4->mclk_name); 1394 if (ret) 1395 goto err_disable_regulators; 1396 1397 switch (aic32x4->type) { 1398 case AIC32X4_TYPE_TAS2505: 1399 ret = devm_snd_soc_register_component(dev, 1400 &soc_component_dev_aic32x4_tas2505, &aic32x4_tas2505_dai, 1); 1401 break; 1402 default: 1403 ret = devm_snd_soc_register_component(dev, 1404 &soc_component_dev_aic32x4, &aic32x4_dai, 1); 1405 } 1406 1407 if (ret) { 1408 dev_err(dev, "Failed to register component\n"); 1409 goto err_disable_regulators; 1410 } 1411 1412 return 0; 1413 1414 err_disable_regulators: 1415 aic32x4_disable_regulators(aic32x4); 1416 1417 return ret; 1418 } 1419 EXPORT_SYMBOL(aic32x4_probe); 1420 1421 int aic32x4_remove(struct device *dev) 1422 { 1423 struct aic32x4_priv *aic32x4 = dev_get_drvdata(dev); 1424 1425 aic32x4_disable_regulators(aic32x4); 1426 1427 return 0; 1428 } 1429 EXPORT_SYMBOL(aic32x4_remove); 1430 1431 MODULE_DESCRIPTION("ASoC tlv320aic32x4 codec driver"); 1432 MODULE_AUTHOR("Javier Martin <javier.martin@vista-silicon.com>"); 1433 MODULE_LICENSE("GPL"); 1434