1 /* 2 * wm8990.c -- WM8990 ALSA Soc Audio driver 3 * 4 * Copyright 2008 Wolfson Microelectronics PLC. 5 * Author: Liam Girdwood <lrg@slimlogic.co.uk> 6 * 7 * This program is free software; you can redistribute it and/or modify it 8 * under the terms of the GNU General Public License as published by the 9 * Free Software Foundation; either version 2 of the License, or (at your 10 * option) any later version. 11 */ 12 13 #include <linux/module.h> 14 #include <linux/moduleparam.h> 15 #include <linux/kernel.h> 16 #include <linux/init.h> 17 #include <linux/delay.h> 18 #include <linux/pm.h> 19 #include <linux/i2c.h> 20 #include <linux/slab.h> 21 #include <sound/core.h> 22 #include <sound/pcm.h> 23 #include <sound/pcm_params.h> 24 #include <sound/soc.h> 25 #include <sound/initval.h> 26 #include <sound/tlv.h> 27 #include <asm/div64.h> 28 29 #include "wm8990.h" 30 31 /* codec private data */ 32 struct wm8990_priv { 33 enum snd_soc_control_type control_type; 34 unsigned int sysclk; 35 unsigned int pcmclk; 36 }; 37 38 static int wm8990_volatile_register(struct snd_soc_codec *codec, 39 unsigned int reg) 40 { 41 switch (reg) { 42 case WM8990_RESET: 43 return 1; 44 default: 45 return 0; 46 } 47 } 48 49 static const u16 wm8990_reg[] = { 50 0x8990, /* R0 - Reset */ 51 0x0000, /* R1 - Power Management (1) */ 52 0x6000, /* R2 - Power Management (2) */ 53 0x0000, /* R3 - Power Management (3) */ 54 0x4050, /* R4 - Audio Interface (1) */ 55 0x4000, /* R5 - Audio Interface (2) */ 56 0x01C8, /* R6 - Clocking (1) */ 57 0x0000, /* R7 - Clocking (2) */ 58 0x0040, /* R8 - Audio Interface (3) */ 59 0x0040, /* R9 - Audio Interface (4) */ 60 0x0004, /* R10 - DAC CTRL */ 61 0x00C0, /* R11 - Left DAC Digital Volume */ 62 0x00C0, /* R12 - Right DAC Digital Volume */ 63 0x0000, /* R13 - Digital Side Tone */ 64 0x0100, /* R14 - ADC CTRL */ 65 0x00C0, /* R15 - Left ADC Digital Volume */ 66 0x00C0, /* R16 - Right ADC Digital Volume */ 67 0x0000, /* R17 */ 68 0x0000, /* R18 - GPIO CTRL 1 */ 69 0x1000, /* R19 - GPIO1 & GPIO2 */ 70 0x1010, /* R20 - GPIO3 & GPIO4 */ 71 0x1010, /* R21 - GPIO5 & GPIO6 */ 72 0x8000, /* R22 - GPIOCTRL 2 */ 73 0x0800, /* R23 - GPIO_POL */ 74 0x008B, /* R24 - Left Line Input 1&2 Volume */ 75 0x008B, /* R25 - Left Line Input 3&4 Volume */ 76 0x008B, /* R26 - Right Line Input 1&2 Volume */ 77 0x008B, /* R27 - Right Line Input 3&4 Volume */ 78 0x0000, /* R28 - Left Output Volume */ 79 0x0000, /* R29 - Right Output Volume */ 80 0x0066, /* R30 - Line Outputs Volume */ 81 0x0022, /* R31 - Out3/4 Volume */ 82 0x0079, /* R32 - Left OPGA Volume */ 83 0x0079, /* R33 - Right OPGA Volume */ 84 0x0003, /* R34 - Speaker Volume */ 85 0x0003, /* R35 - ClassD1 */ 86 0x0000, /* R36 */ 87 0x0100, /* R37 - ClassD3 */ 88 0x0079, /* R38 - ClassD4 */ 89 0x0000, /* R39 - Input Mixer1 */ 90 0x0000, /* R40 - Input Mixer2 */ 91 0x0000, /* R41 - Input Mixer3 */ 92 0x0000, /* R42 - Input Mixer4 */ 93 0x0000, /* R43 - Input Mixer5 */ 94 0x0000, /* R44 - Input Mixer6 */ 95 0x0000, /* R45 - Output Mixer1 */ 96 0x0000, /* R46 - Output Mixer2 */ 97 0x0000, /* R47 - Output Mixer3 */ 98 0x0000, /* R48 - Output Mixer4 */ 99 0x0000, /* R49 - Output Mixer5 */ 100 0x0000, /* R50 - Output Mixer6 */ 101 0x0180, /* R51 - Out3/4 Mixer */ 102 0x0000, /* R52 - Line Mixer1 */ 103 0x0000, /* R53 - Line Mixer2 */ 104 0x0000, /* R54 - Speaker Mixer */ 105 0x0000, /* R55 - Additional Control */ 106 0x0000, /* R56 - AntiPOP1 */ 107 0x0000, /* R57 - AntiPOP2 */ 108 0x0000, /* R58 - MICBIAS */ 109 0x0000, /* R59 */ 110 0x0008, /* R60 - PLL1 */ 111 0x0031, /* R61 - PLL2 */ 112 0x0026, /* R62 - PLL3 */ 113 0x0000, /* R63 - Driver internal */ 114 }; 115 116 #define wm8990_reset(c) snd_soc_write(c, WM8990_RESET, 0) 117 118 static const DECLARE_TLV_DB_SCALE(rec_mix_tlv, -1500, 600, 0); 119 120 static const DECLARE_TLV_DB_SCALE(in_pga_tlv, -1650, 3000, 0); 121 122 static const DECLARE_TLV_DB_SCALE(out_mix_tlv, 0, -2100, 0); 123 124 static const DECLARE_TLV_DB_SCALE(out_pga_tlv, -7300, 600, 0); 125 126 static const DECLARE_TLV_DB_SCALE(out_omix_tlv, -600, 0, 0); 127 128 static const DECLARE_TLV_DB_SCALE(out_dac_tlv, -7163, 0, 0); 129 130 static const DECLARE_TLV_DB_SCALE(in_adc_tlv, -7163, 1763, 0); 131 132 static const DECLARE_TLV_DB_SCALE(out_sidetone_tlv, -3600, 0, 0); 133 134 static int wm899x_outpga_put_volsw_vu(struct snd_kcontrol *kcontrol, 135 struct snd_ctl_elem_value *ucontrol) 136 { 137 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); 138 struct soc_mixer_control *mc = 139 (struct soc_mixer_control *)kcontrol->private_value; 140 int reg = mc->reg; 141 int ret; 142 u16 val; 143 144 ret = snd_soc_put_volsw(kcontrol, ucontrol); 145 if (ret < 0) 146 return ret; 147 148 /* now hit the volume update bits (always bit 8) */ 149 val = snd_soc_read(codec, reg); 150 return snd_soc_write(codec, reg, val | 0x0100); 151 } 152 153 #define SOC_WM899X_OUTPGA_SINGLE_R_TLV(xname, reg, shift, max, invert,\ 154 tlv_array) \ 155 SOC_SINGLE_EXT_TLV(xname, reg, shift, max, invert, \ 156 snd_soc_get_volsw, wm899x_outpga_put_volsw_vu, tlv_array) 157 158 159 static const char *wm8990_digital_sidetone[] = 160 {"None", "Left ADC", "Right ADC", "Reserved"}; 161 162 static const struct soc_enum wm8990_left_digital_sidetone_enum = 163 SOC_ENUM_SINGLE(WM8990_DIGITAL_SIDE_TONE, 164 WM8990_ADC_TO_DACL_SHIFT, 165 WM8990_ADC_TO_DACL_MASK, 166 wm8990_digital_sidetone); 167 168 static const struct soc_enum wm8990_right_digital_sidetone_enum = 169 SOC_ENUM_SINGLE(WM8990_DIGITAL_SIDE_TONE, 170 WM8990_ADC_TO_DACR_SHIFT, 171 WM8990_ADC_TO_DACR_MASK, 172 wm8990_digital_sidetone); 173 174 static const char *wm8990_adcmode[] = 175 {"Hi-fi mode", "Voice mode 1", "Voice mode 2", "Voice mode 3"}; 176 177 static const struct soc_enum wm8990_right_adcmode_enum = 178 SOC_ENUM_SINGLE(WM8990_ADC_CTRL, 179 WM8990_ADC_HPF_CUT_SHIFT, 180 WM8990_ADC_HPF_CUT_MASK, 181 wm8990_adcmode); 182 183 static const struct snd_kcontrol_new wm8990_snd_controls[] = { 184 /* INMIXL */ 185 SOC_SINGLE("LIN12 PGA Boost", WM8990_INPUT_MIXER3, WM8990_L12MNBST_BIT, 1, 0), 186 SOC_SINGLE("LIN34 PGA Boost", WM8990_INPUT_MIXER3, WM8990_L34MNBST_BIT, 1, 0), 187 /* INMIXR */ 188 SOC_SINGLE("RIN12 PGA Boost", WM8990_INPUT_MIXER3, WM8990_R12MNBST_BIT, 1, 0), 189 SOC_SINGLE("RIN34 PGA Boost", WM8990_INPUT_MIXER3, WM8990_R34MNBST_BIT, 1, 0), 190 191 /* LOMIX */ 192 SOC_SINGLE_TLV("LOMIX LIN3 Bypass Volume", WM8990_OUTPUT_MIXER3, 193 WM8990_LLI3LOVOL_SHIFT, WM8990_LLI3LOVOL_MASK, 1, out_mix_tlv), 194 SOC_SINGLE_TLV("LOMIX RIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER3, 195 WM8990_LR12LOVOL_SHIFT, WM8990_LR12LOVOL_MASK, 1, out_mix_tlv), 196 SOC_SINGLE_TLV("LOMIX LIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER3, 197 WM8990_LL12LOVOL_SHIFT, WM8990_LL12LOVOL_MASK, 1, out_mix_tlv), 198 SOC_SINGLE_TLV("LOMIX RIN3 Bypass Volume", WM8990_OUTPUT_MIXER5, 199 WM8990_LRI3LOVOL_SHIFT, WM8990_LRI3LOVOL_MASK, 1, out_mix_tlv), 200 SOC_SINGLE_TLV("LOMIX AINRMUX Bypass Volume", WM8990_OUTPUT_MIXER5, 201 WM8990_LRBLOVOL_SHIFT, WM8990_LRBLOVOL_MASK, 1, out_mix_tlv), 202 SOC_SINGLE_TLV("LOMIX AINLMUX Bypass Volume", WM8990_OUTPUT_MIXER5, 203 WM8990_LRBLOVOL_SHIFT, WM8990_LRBLOVOL_MASK, 1, out_mix_tlv), 204 205 /* ROMIX */ 206 SOC_SINGLE_TLV("ROMIX RIN3 Bypass Volume", WM8990_OUTPUT_MIXER4, 207 WM8990_RRI3ROVOL_SHIFT, WM8990_RRI3ROVOL_MASK, 1, out_mix_tlv), 208 SOC_SINGLE_TLV("ROMIX LIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER4, 209 WM8990_RL12ROVOL_SHIFT, WM8990_RL12ROVOL_MASK, 1, out_mix_tlv), 210 SOC_SINGLE_TLV("ROMIX RIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER4, 211 WM8990_RR12ROVOL_SHIFT, WM8990_RR12ROVOL_MASK, 1, out_mix_tlv), 212 SOC_SINGLE_TLV("ROMIX LIN3 Bypass Volume", WM8990_OUTPUT_MIXER6, 213 WM8990_RLI3ROVOL_SHIFT, WM8990_RLI3ROVOL_MASK, 1, out_mix_tlv), 214 SOC_SINGLE_TLV("ROMIX AINLMUX Bypass Volume", WM8990_OUTPUT_MIXER6, 215 WM8990_RLBROVOL_SHIFT, WM8990_RLBROVOL_MASK, 1, out_mix_tlv), 216 SOC_SINGLE_TLV("ROMIX AINRMUX Bypass Volume", WM8990_OUTPUT_MIXER6, 217 WM8990_RRBROVOL_SHIFT, WM8990_RRBROVOL_MASK, 1, out_mix_tlv), 218 219 /* LOUT */ 220 SOC_WM899X_OUTPGA_SINGLE_R_TLV("LOUT Volume", WM8990_LEFT_OUTPUT_VOLUME, 221 WM8990_LOUTVOL_SHIFT, WM8990_LOUTVOL_MASK, 0, out_pga_tlv), 222 SOC_SINGLE("LOUT ZC", WM8990_LEFT_OUTPUT_VOLUME, WM8990_LOZC_BIT, 1, 0), 223 224 /* ROUT */ 225 SOC_WM899X_OUTPGA_SINGLE_R_TLV("ROUT Volume", WM8990_RIGHT_OUTPUT_VOLUME, 226 WM8990_ROUTVOL_SHIFT, WM8990_ROUTVOL_MASK, 0, out_pga_tlv), 227 SOC_SINGLE("ROUT ZC", WM8990_RIGHT_OUTPUT_VOLUME, WM8990_ROZC_BIT, 1, 0), 228 229 /* LOPGA */ 230 SOC_WM899X_OUTPGA_SINGLE_R_TLV("LOPGA Volume", WM8990_LEFT_OPGA_VOLUME, 231 WM8990_LOPGAVOL_SHIFT, WM8990_LOPGAVOL_MASK, 0, out_pga_tlv), 232 SOC_SINGLE("LOPGA ZC Switch", WM8990_LEFT_OPGA_VOLUME, 233 WM8990_LOPGAZC_BIT, 1, 0), 234 235 /* ROPGA */ 236 SOC_WM899X_OUTPGA_SINGLE_R_TLV("ROPGA Volume", WM8990_RIGHT_OPGA_VOLUME, 237 WM8990_ROPGAVOL_SHIFT, WM8990_ROPGAVOL_MASK, 0, out_pga_tlv), 238 SOC_SINGLE("ROPGA ZC Switch", WM8990_RIGHT_OPGA_VOLUME, 239 WM8990_ROPGAZC_BIT, 1, 0), 240 241 SOC_SINGLE("LON Mute Switch", WM8990_LINE_OUTPUTS_VOLUME, 242 WM8990_LONMUTE_BIT, 1, 0), 243 SOC_SINGLE("LOP Mute Switch", WM8990_LINE_OUTPUTS_VOLUME, 244 WM8990_LOPMUTE_BIT, 1, 0), 245 SOC_SINGLE("LOP Attenuation Switch", WM8990_LINE_OUTPUTS_VOLUME, 246 WM8990_LOATTN_BIT, 1, 0), 247 SOC_SINGLE("RON Mute Switch", WM8990_LINE_OUTPUTS_VOLUME, 248 WM8990_RONMUTE_BIT, 1, 0), 249 SOC_SINGLE("ROP Mute Switch", WM8990_LINE_OUTPUTS_VOLUME, 250 WM8990_ROPMUTE_BIT, 1, 0), 251 SOC_SINGLE("ROP Attenuation Switch", WM8990_LINE_OUTPUTS_VOLUME, 252 WM8990_ROATTN_BIT, 1, 0), 253 254 SOC_SINGLE("OUT3 Mute Switch", WM8990_OUT3_4_VOLUME, 255 WM8990_OUT3MUTE_BIT, 1, 0), 256 SOC_SINGLE("OUT3 Attenuation Switch", WM8990_OUT3_4_VOLUME, 257 WM8990_OUT3ATTN_BIT, 1, 0), 258 259 SOC_SINGLE("OUT4 Mute Switch", WM8990_OUT3_4_VOLUME, 260 WM8990_OUT4MUTE_BIT, 1, 0), 261 SOC_SINGLE("OUT4 Attenuation Switch", WM8990_OUT3_4_VOLUME, 262 WM8990_OUT4ATTN_BIT, 1, 0), 263 264 SOC_SINGLE("Speaker Mode Switch", WM8990_CLASSD1, 265 WM8990_CDMODE_BIT, 1, 0), 266 267 SOC_SINGLE("Speaker Output Attenuation Volume", WM8990_SPEAKER_VOLUME, 268 WM8990_SPKATTN_SHIFT, WM8990_SPKATTN_MASK, 0), 269 SOC_SINGLE("Speaker DC Boost Volume", WM8990_CLASSD3, 270 WM8990_DCGAIN_SHIFT, WM8990_DCGAIN_MASK, 0), 271 SOC_SINGLE("Speaker AC Boost Volume", WM8990_CLASSD3, 272 WM8990_ACGAIN_SHIFT, WM8990_ACGAIN_MASK, 0), 273 SOC_SINGLE_TLV("Speaker Volume", WM8990_CLASSD4, 274 WM8990_SPKVOL_SHIFT, WM8990_SPKVOL_MASK, 0, out_pga_tlv), 275 SOC_SINGLE("Speaker ZC Switch", WM8990_CLASSD4, 276 WM8990_SPKZC_SHIFT, WM8990_SPKZC_MASK, 0), 277 278 SOC_WM899X_OUTPGA_SINGLE_R_TLV("Left DAC Digital Volume", 279 WM8990_LEFT_DAC_DIGITAL_VOLUME, 280 WM8990_DACL_VOL_SHIFT, 281 WM8990_DACL_VOL_MASK, 282 0, 283 out_dac_tlv), 284 285 SOC_WM899X_OUTPGA_SINGLE_R_TLV("Right DAC Digital Volume", 286 WM8990_RIGHT_DAC_DIGITAL_VOLUME, 287 WM8990_DACR_VOL_SHIFT, 288 WM8990_DACR_VOL_MASK, 289 0, 290 out_dac_tlv), 291 292 SOC_ENUM("Left Digital Sidetone", wm8990_left_digital_sidetone_enum), 293 SOC_ENUM("Right Digital Sidetone", wm8990_right_digital_sidetone_enum), 294 295 SOC_SINGLE_TLV("Left Digital Sidetone Volume", WM8990_DIGITAL_SIDE_TONE, 296 WM8990_ADCL_DAC_SVOL_SHIFT, WM8990_ADCL_DAC_SVOL_MASK, 0, 297 out_sidetone_tlv), 298 SOC_SINGLE_TLV("Right Digital Sidetone Volume", WM8990_DIGITAL_SIDE_TONE, 299 WM8990_ADCR_DAC_SVOL_SHIFT, WM8990_ADCR_DAC_SVOL_MASK, 0, 300 out_sidetone_tlv), 301 302 SOC_SINGLE("ADC Digital High Pass Filter Switch", WM8990_ADC_CTRL, 303 WM8990_ADC_HPF_ENA_BIT, 1, 0), 304 305 SOC_ENUM("ADC HPF Mode", wm8990_right_adcmode_enum), 306 307 SOC_WM899X_OUTPGA_SINGLE_R_TLV("Left ADC Digital Volume", 308 WM8990_LEFT_ADC_DIGITAL_VOLUME, 309 WM8990_ADCL_VOL_SHIFT, 310 WM8990_ADCL_VOL_MASK, 311 0, 312 in_adc_tlv), 313 314 SOC_WM899X_OUTPGA_SINGLE_R_TLV("Right ADC Digital Volume", 315 WM8990_RIGHT_ADC_DIGITAL_VOLUME, 316 WM8990_ADCR_VOL_SHIFT, 317 WM8990_ADCR_VOL_MASK, 318 0, 319 in_adc_tlv), 320 321 SOC_WM899X_OUTPGA_SINGLE_R_TLV("LIN12 Volume", 322 WM8990_LEFT_LINE_INPUT_1_2_VOLUME, 323 WM8990_LIN12VOL_SHIFT, 324 WM8990_LIN12VOL_MASK, 325 0, 326 in_pga_tlv), 327 328 SOC_SINGLE("LIN12 ZC Switch", WM8990_LEFT_LINE_INPUT_1_2_VOLUME, 329 WM8990_LI12ZC_BIT, 1, 0), 330 331 SOC_SINGLE("LIN12 Mute Switch", WM8990_LEFT_LINE_INPUT_1_2_VOLUME, 332 WM8990_LI12MUTE_BIT, 1, 0), 333 334 SOC_WM899X_OUTPGA_SINGLE_R_TLV("LIN34 Volume", 335 WM8990_LEFT_LINE_INPUT_3_4_VOLUME, 336 WM8990_LIN34VOL_SHIFT, 337 WM8990_LIN34VOL_MASK, 338 0, 339 in_pga_tlv), 340 341 SOC_SINGLE("LIN34 ZC Switch", WM8990_LEFT_LINE_INPUT_3_4_VOLUME, 342 WM8990_LI34ZC_BIT, 1, 0), 343 344 SOC_SINGLE("LIN34 Mute Switch", WM8990_LEFT_LINE_INPUT_3_4_VOLUME, 345 WM8990_LI34MUTE_BIT, 1, 0), 346 347 SOC_WM899X_OUTPGA_SINGLE_R_TLV("RIN12 Volume", 348 WM8990_RIGHT_LINE_INPUT_1_2_VOLUME, 349 WM8990_RIN12VOL_SHIFT, 350 WM8990_RIN12VOL_MASK, 351 0, 352 in_pga_tlv), 353 354 SOC_SINGLE("RIN12 ZC Switch", WM8990_RIGHT_LINE_INPUT_1_2_VOLUME, 355 WM8990_RI12ZC_BIT, 1, 0), 356 357 SOC_SINGLE("RIN12 Mute Switch", WM8990_RIGHT_LINE_INPUT_1_2_VOLUME, 358 WM8990_RI12MUTE_BIT, 1, 0), 359 360 SOC_WM899X_OUTPGA_SINGLE_R_TLV("RIN34 Volume", 361 WM8990_RIGHT_LINE_INPUT_3_4_VOLUME, 362 WM8990_RIN34VOL_SHIFT, 363 WM8990_RIN34VOL_MASK, 364 0, 365 in_pga_tlv), 366 367 SOC_SINGLE("RIN34 ZC Switch", WM8990_RIGHT_LINE_INPUT_3_4_VOLUME, 368 WM8990_RI34ZC_BIT, 1, 0), 369 370 SOC_SINGLE("RIN34 Mute Switch", WM8990_RIGHT_LINE_INPUT_3_4_VOLUME, 371 WM8990_RI34MUTE_BIT, 1, 0), 372 373 }; 374 375 /* 376 * _DAPM_ Controls 377 */ 378 379 static int inmixer_event(struct snd_soc_dapm_widget *w, 380 struct snd_kcontrol *kcontrol, int event) 381 { 382 u16 reg, fakepower; 383 384 reg = snd_soc_read(w->codec, WM8990_POWER_MANAGEMENT_2); 385 fakepower = snd_soc_read(w->codec, WM8990_INTDRIVBITS); 386 387 if (fakepower & ((1 << WM8990_INMIXL_PWR_BIT) | 388 (1 << WM8990_AINLMUX_PWR_BIT))) { 389 reg |= WM8990_AINL_ENA; 390 } else { 391 reg &= ~WM8990_AINL_ENA; 392 } 393 394 if (fakepower & ((1 << WM8990_INMIXR_PWR_BIT) | 395 (1 << WM8990_AINRMUX_PWR_BIT))) { 396 reg |= WM8990_AINR_ENA; 397 } else { 398 reg &= ~WM8990_AINR_ENA; 399 } 400 snd_soc_write(w->codec, WM8990_POWER_MANAGEMENT_2, reg); 401 402 return 0; 403 } 404 405 static int outmixer_event(struct snd_soc_dapm_widget *w, 406 struct snd_kcontrol *kcontrol, int event) 407 { 408 u32 reg_shift = kcontrol->private_value & 0xfff; 409 int ret = 0; 410 u16 reg; 411 412 switch (reg_shift) { 413 case WM8990_SPEAKER_MIXER | (WM8990_LDSPK_BIT << 8) : 414 reg = snd_soc_read(w->codec, WM8990_OUTPUT_MIXER1); 415 if (reg & WM8990_LDLO) { 416 printk(KERN_WARNING 417 "Cannot set as Output Mixer 1 LDLO Set\n"); 418 ret = -1; 419 } 420 break; 421 case WM8990_SPEAKER_MIXER | (WM8990_RDSPK_BIT << 8): 422 reg = snd_soc_read(w->codec, WM8990_OUTPUT_MIXER2); 423 if (reg & WM8990_RDRO) { 424 printk(KERN_WARNING 425 "Cannot set as Output Mixer 2 RDRO Set\n"); 426 ret = -1; 427 } 428 break; 429 case WM8990_OUTPUT_MIXER1 | (WM8990_LDLO_BIT << 8): 430 reg = snd_soc_read(w->codec, WM8990_SPEAKER_MIXER); 431 if (reg & WM8990_LDSPK) { 432 printk(KERN_WARNING 433 "Cannot set as Speaker Mixer LDSPK Set\n"); 434 ret = -1; 435 } 436 break; 437 case WM8990_OUTPUT_MIXER2 | (WM8990_RDRO_BIT << 8): 438 reg = snd_soc_read(w->codec, WM8990_SPEAKER_MIXER); 439 if (reg & WM8990_RDSPK) { 440 printk(KERN_WARNING 441 "Cannot set as Speaker Mixer RDSPK Set\n"); 442 ret = -1; 443 } 444 break; 445 } 446 447 return ret; 448 } 449 450 /* INMIX dB values */ 451 static const unsigned int in_mix_tlv[] = { 452 TLV_DB_RANGE_HEAD(1), 453 0, 7, TLV_DB_SCALE_ITEM(-1200, 600, 0), 454 }; 455 456 /* Left In PGA Connections */ 457 static const struct snd_kcontrol_new wm8990_dapm_lin12_pga_controls[] = { 458 SOC_DAPM_SINGLE("LIN1 Switch", WM8990_INPUT_MIXER2, WM8990_LMN1_BIT, 1, 0), 459 SOC_DAPM_SINGLE("LIN2 Switch", WM8990_INPUT_MIXER2, WM8990_LMP2_BIT, 1, 0), 460 }; 461 462 static const struct snd_kcontrol_new wm8990_dapm_lin34_pga_controls[] = { 463 SOC_DAPM_SINGLE("LIN3 Switch", WM8990_INPUT_MIXER2, WM8990_LMN3_BIT, 1, 0), 464 SOC_DAPM_SINGLE("LIN4 Switch", WM8990_INPUT_MIXER2, WM8990_LMP4_BIT, 1, 0), 465 }; 466 467 /* Right In PGA Connections */ 468 static const struct snd_kcontrol_new wm8990_dapm_rin12_pga_controls[] = { 469 SOC_DAPM_SINGLE("RIN1 Switch", WM8990_INPUT_MIXER2, WM8990_RMN1_BIT, 1, 0), 470 SOC_DAPM_SINGLE("RIN2 Switch", WM8990_INPUT_MIXER2, WM8990_RMP2_BIT, 1, 0), 471 }; 472 473 static const struct snd_kcontrol_new wm8990_dapm_rin34_pga_controls[] = { 474 SOC_DAPM_SINGLE("RIN3 Switch", WM8990_INPUT_MIXER2, WM8990_RMN3_BIT, 1, 0), 475 SOC_DAPM_SINGLE("RIN4 Switch", WM8990_INPUT_MIXER2, WM8990_RMP4_BIT, 1, 0), 476 }; 477 478 /* INMIXL */ 479 static const struct snd_kcontrol_new wm8990_dapm_inmixl_controls[] = { 480 SOC_DAPM_SINGLE_TLV("Record Left Volume", WM8990_INPUT_MIXER3, 481 WM8990_LDBVOL_SHIFT, WM8990_LDBVOL_MASK, 0, in_mix_tlv), 482 SOC_DAPM_SINGLE_TLV("LIN2 Volume", WM8990_INPUT_MIXER5, WM8990_LI2BVOL_SHIFT, 483 7, 0, in_mix_tlv), 484 SOC_DAPM_SINGLE("LINPGA12 Switch", WM8990_INPUT_MIXER3, WM8990_L12MNB_BIT, 485 1, 0), 486 SOC_DAPM_SINGLE("LINPGA34 Switch", WM8990_INPUT_MIXER3, WM8990_L34MNB_BIT, 487 1, 0), 488 }; 489 490 /* INMIXR */ 491 static const struct snd_kcontrol_new wm8990_dapm_inmixr_controls[] = { 492 SOC_DAPM_SINGLE_TLV("Record Right Volume", WM8990_INPUT_MIXER4, 493 WM8990_RDBVOL_SHIFT, WM8990_RDBVOL_MASK, 0, in_mix_tlv), 494 SOC_DAPM_SINGLE_TLV("RIN2 Volume", WM8990_INPUT_MIXER6, WM8990_RI2BVOL_SHIFT, 495 7, 0, in_mix_tlv), 496 SOC_DAPM_SINGLE("RINPGA12 Switch", WM8990_INPUT_MIXER3, WM8990_L12MNB_BIT, 497 1, 0), 498 SOC_DAPM_SINGLE("RINPGA34 Switch", WM8990_INPUT_MIXER3, WM8990_L34MNB_BIT, 499 1, 0), 500 }; 501 502 /* AINLMUX */ 503 static const char *wm8990_ainlmux[] = 504 {"INMIXL Mix", "RXVOICE Mix", "DIFFINL Mix"}; 505 506 static const struct soc_enum wm8990_ainlmux_enum = 507 SOC_ENUM_SINGLE(WM8990_INPUT_MIXER1, WM8990_AINLMODE_SHIFT, 508 ARRAY_SIZE(wm8990_ainlmux), wm8990_ainlmux); 509 510 static const struct snd_kcontrol_new wm8990_dapm_ainlmux_controls = 511 SOC_DAPM_ENUM("Route", wm8990_ainlmux_enum); 512 513 /* DIFFINL */ 514 515 /* AINRMUX */ 516 static const char *wm8990_ainrmux[] = 517 {"INMIXR Mix", "RXVOICE Mix", "DIFFINR Mix"}; 518 519 static const struct soc_enum wm8990_ainrmux_enum = 520 SOC_ENUM_SINGLE(WM8990_INPUT_MIXER1, WM8990_AINRMODE_SHIFT, 521 ARRAY_SIZE(wm8990_ainrmux), wm8990_ainrmux); 522 523 static const struct snd_kcontrol_new wm8990_dapm_ainrmux_controls = 524 SOC_DAPM_ENUM("Route", wm8990_ainrmux_enum); 525 526 /* RXVOICE */ 527 static const struct snd_kcontrol_new wm8990_dapm_rxvoice_controls[] = { 528 SOC_DAPM_SINGLE_TLV("LIN4/RXN", WM8990_INPUT_MIXER5, WM8990_LR4BVOL_SHIFT, 529 WM8990_LR4BVOL_MASK, 0, in_mix_tlv), 530 SOC_DAPM_SINGLE_TLV("RIN4/RXP", WM8990_INPUT_MIXER6, WM8990_RL4BVOL_SHIFT, 531 WM8990_RL4BVOL_MASK, 0, in_mix_tlv), 532 }; 533 534 /* LOMIX */ 535 static const struct snd_kcontrol_new wm8990_dapm_lomix_controls[] = { 536 SOC_DAPM_SINGLE("LOMIX Right ADC Bypass Switch", WM8990_OUTPUT_MIXER1, 537 WM8990_LRBLO_BIT, 1, 0), 538 SOC_DAPM_SINGLE("LOMIX Left ADC Bypass Switch", WM8990_OUTPUT_MIXER1, 539 WM8990_LLBLO_BIT, 1, 0), 540 SOC_DAPM_SINGLE("LOMIX RIN3 Bypass Switch", WM8990_OUTPUT_MIXER1, 541 WM8990_LRI3LO_BIT, 1, 0), 542 SOC_DAPM_SINGLE("LOMIX LIN3 Bypass Switch", WM8990_OUTPUT_MIXER1, 543 WM8990_LLI3LO_BIT, 1, 0), 544 SOC_DAPM_SINGLE("LOMIX RIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER1, 545 WM8990_LR12LO_BIT, 1, 0), 546 SOC_DAPM_SINGLE("LOMIX LIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER1, 547 WM8990_LL12LO_BIT, 1, 0), 548 SOC_DAPM_SINGLE("LOMIX Left DAC Switch", WM8990_OUTPUT_MIXER1, 549 WM8990_LDLO_BIT, 1, 0), 550 }; 551 552 /* ROMIX */ 553 static const struct snd_kcontrol_new wm8990_dapm_romix_controls[] = { 554 SOC_DAPM_SINGLE("ROMIX Left ADC Bypass Switch", WM8990_OUTPUT_MIXER2, 555 WM8990_RLBRO_BIT, 1, 0), 556 SOC_DAPM_SINGLE("ROMIX Right ADC Bypass Switch", WM8990_OUTPUT_MIXER2, 557 WM8990_RRBRO_BIT, 1, 0), 558 SOC_DAPM_SINGLE("ROMIX LIN3 Bypass Switch", WM8990_OUTPUT_MIXER2, 559 WM8990_RLI3RO_BIT, 1, 0), 560 SOC_DAPM_SINGLE("ROMIX RIN3 Bypass Switch", WM8990_OUTPUT_MIXER2, 561 WM8990_RRI3RO_BIT, 1, 0), 562 SOC_DAPM_SINGLE("ROMIX LIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER2, 563 WM8990_RL12RO_BIT, 1, 0), 564 SOC_DAPM_SINGLE("ROMIX RIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER2, 565 WM8990_RR12RO_BIT, 1, 0), 566 SOC_DAPM_SINGLE("ROMIX Right DAC Switch", WM8990_OUTPUT_MIXER2, 567 WM8990_RDRO_BIT, 1, 0), 568 }; 569 570 /* LONMIX */ 571 static const struct snd_kcontrol_new wm8990_dapm_lonmix_controls[] = { 572 SOC_DAPM_SINGLE("LONMIX Left Mixer PGA Switch", WM8990_LINE_MIXER1, 573 WM8990_LLOPGALON_BIT, 1, 0), 574 SOC_DAPM_SINGLE("LONMIX Right Mixer PGA Switch", WM8990_LINE_MIXER1, 575 WM8990_LROPGALON_BIT, 1, 0), 576 SOC_DAPM_SINGLE("LONMIX Inverted LOP Switch", WM8990_LINE_MIXER1, 577 WM8990_LOPLON_BIT, 1, 0), 578 }; 579 580 /* LOPMIX */ 581 static const struct snd_kcontrol_new wm8990_dapm_lopmix_controls[] = { 582 SOC_DAPM_SINGLE("LOPMIX Right Mic Bypass Switch", WM8990_LINE_MIXER1, 583 WM8990_LR12LOP_BIT, 1, 0), 584 SOC_DAPM_SINGLE("LOPMIX Left Mic Bypass Switch", WM8990_LINE_MIXER1, 585 WM8990_LL12LOP_BIT, 1, 0), 586 SOC_DAPM_SINGLE("LOPMIX Left Mixer PGA Switch", WM8990_LINE_MIXER1, 587 WM8990_LLOPGALOP_BIT, 1, 0), 588 }; 589 590 /* RONMIX */ 591 static const struct snd_kcontrol_new wm8990_dapm_ronmix_controls[] = { 592 SOC_DAPM_SINGLE("RONMIX Right Mixer PGA Switch", WM8990_LINE_MIXER2, 593 WM8990_RROPGARON_BIT, 1, 0), 594 SOC_DAPM_SINGLE("RONMIX Left Mixer PGA Switch", WM8990_LINE_MIXER2, 595 WM8990_RLOPGARON_BIT, 1, 0), 596 SOC_DAPM_SINGLE("RONMIX Inverted ROP Switch", WM8990_LINE_MIXER2, 597 WM8990_ROPRON_BIT, 1, 0), 598 }; 599 600 /* ROPMIX */ 601 static const struct snd_kcontrol_new wm8990_dapm_ropmix_controls[] = { 602 SOC_DAPM_SINGLE("ROPMIX Left Mic Bypass Switch", WM8990_LINE_MIXER2, 603 WM8990_RL12ROP_BIT, 1, 0), 604 SOC_DAPM_SINGLE("ROPMIX Right Mic Bypass Switch", WM8990_LINE_MIXER2, 605 WM8990_RR12ROP_BIT, 1, 0), 606 SOC_DAPM_SINGLE("ROPMIX Right Mixer PGA Switch", WM8990_LINE_MIXER2, 607 WM8990_RROPGAROP_BIT, 1, 0), 608 }; 609 610 /* OUT3MIX */ 611 static const struct snd_kcontrol_new wm8990_dapm_out3mix_controls[] = { 612 SOC_DAPM_SINGLE("OUT3MIX LIN4/RXP Bypass Switch", WM8990_OUT3_4_MIXER, 613 WM8990_LI4O3_BIT, 1, 0), 614 SOC_DAPM_SINGLE("OUT3MIX Left Out PGA Switch", WM8990_OUT3_4_MIXER, 615 WM8990_LPGAO3_BIT, 1, 0), 616 }; 617 618 /* OUT4MIX */ 619 static const struct snd_kcontrol_new wm8990_dapm_out4mix_controls[] = { 620 SOC_DAPM_SINGLE("OUT4MIX Right Out PGA Switch", WM8990_OUT3_4_MIXER, 621 WM8990_RPGAO4_BIT, 1, 0), 622 SOC_DAPM_SINGLE("OUT4MIX RIN4/RXP Bypass Switch", WM8990_OUT3_4_MIXER, 623 WM8990_RI4O4_BIT, 1, 0), 624 }; 625 626 /* SPKMIX */ 627 static const struct snd_kcontrol_new wm8990_dapm_spkmix_controls[] = { 628 SOC_DAPM_SINGLE("SPKMIX LIN2 Bypass Switch", WM8990_SPEAKER_MIXER, 629 WM8990_LI2SPK_BIT, 1, 0), 630 SOC_DAPM_SINGLE("SPKMIX LADC Bypass Switch", WM8990_SPEAKER_MIXER, 631 WM8990_LB2SPK_BIT, 1, 0), 632 SOC_DAPM_SINGLE("SPKMIX Left Mixer PGA Switch", WM8990_SPEAKER_MIXER, 633 WM8990_LOPGASPK_BIT, 1, 0), 634 SOC_DAPM_SINGLE("SPKMIX Left DAC Switch", WM8990_SPEAKER_MIXER, 635 WM8990_LDSPK_BIT, 1, 0), 636 SOC_DAPM_SINGLE("SPKMIX Right DAC Switch", WM8990_SPEAKER_MIXER, 637 WM8990_RDSPK_BIT, 1, 0), 638 SOC_DAPM_SINGLE("SPKMIX Right Mixer PGA Switch", WM8990_SPEAKER_MIXER, 639 WM8990_ROPGASPK_BIT, 1, 0), 640 SOC_DAPM_SINGLE("SPKMIX RADC Bypass Switch", WM8990_SPEAKER_MIXER, 641 WM8990_RL12ROP_BIT, 1, 0), 642 SOC_DAPM_SINGLE("SPKMIX RIN2 Bypass Switch", WM8990_SPEAKER_MIXER, 643 WM8990_RI2SPK_BIT, 1, 0), 644 }; 645 646 static const struct snd_soc_dapm_widget wm8990_dapm_widgets[] = { 647 /* Input Side */ 648 /* Input Lines */ 649 SND_SOC_DAPM_INPUT("LIN1"), 650 SND_SOC_DAPM_INPUT("LIN2"), 651 SND_SOC_DAPM_INPUT("LIN3"), 652 SND_SOC_DAPM_INPUT("LIN4/RXN"), 653 SND_SOC_DAPM_INPUT("RIN3"), 654 SND_SOC_DAPM_INPUT("RIN4/RXP"), 655 SND_SOC_DAPM_INPUT("RIN1"), 656 SND_SOC_DAPM_INPUT("RIN2"), 657 SND_SOC_DAPM_INPUT("Internal ADC Source"), 658 659 /* DACs */ 660 SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8990_POWER_MANAGEMENT_2, 661 WM8990_ADCL_ENA_BIT, 0), 662 SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8990_POWER_MANAGEMENT_2, 663 WM8990_ADCR_ENA_BIT, 0), 664 665 /* Input PGAs */ 666 SND_SOC_DAPM_MIXER("LIN12 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_LIN12_ENA_BIT, 667 0, &wm8990_dapm_lin12_pga_controls[0], 668 ARRAY_SIZE(wm8990_dapm_lin12_pga_controls)), 669 SND_SOC_DAPM_MIXER("LIN34 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_LIN34_ENA_BIT, 670 0, &wm8990_dapm_lin34_pga_controls[0], 671 ARRAY_SIZE(wm8990_dapm_lin34_pga_controls)), 672 SND_SOC_DAPM_MIXER("RIN12 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_RIN12_ENA_BIT, 673 0, &wm8990_dapm_rin12_pga_controls[0], 674 ARRAY_SIZE(wm8990_dapm_rin12_pga_controls)), 675 SND_SOC_DAPM_MIXER("RIN34 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_RIN34_ENA_BIT, 676 0, &wm8990_dapm_rin34_pga_controls[0], 677 ARRAY_SIZE(wm8990_dapm_rin34_pga_controls)), 678 679 /* INMIXL */ 680 SND_SOC_DAPM_MIXER_E("INMIXL", WM8990_INTDRIVBITS, WM8990_INMIXL_PWR_BIT, 0, 681 &wm8990_dapm_inmixl_controls[0], 682 ARRAY_SIZE(wm8990_dapm_inmixl_controls), 683 inmixer_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 684 685 /* AINLMUX */ 686 SND_SOC_DAPM_MUX_E("AINLMUX", WM8990_INTDRIVBITS, WM8990_AINLMUX_PWR_BIT, 0, 687 &wm8990_dapm_ainlmux_controls, inmixer_event, 688 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 689 690 /* INMIXR */ 691 SND_SOC_DAPM_MIXER_E("INMIXR", WM8990_INTDRIVBITS, WM8990_INMIXR_PWR_BIT, 0, 692 &wm8990_dapm_inmixr_controls[0], 693 ARRAY_SIZE(wm8990_dapm_inmixr_controls), 694 inmixer_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 695 696 /* AINRMUX */ 697 SND_SOC_DAPM_MUX_E("AINRMUX", WM8990_INTDRIVBITS, WM8990_AINRMUX_PWR_BIT, 0, 698 &wm8990_dapm_ainrmux_controls, inmixer_event, 699 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 700 701 /* Output Side */ 702 /* DACs */ 703 SND_SOC_DAPM_DAC("Left DAC", "Left Playback", WM8990_POWER_MANAGEMENT_3, 704 WM8990_DACL_ENA_BIT, 0), 705 SND_SOC_DAPM_DAC("Right DAC", "Right Playback", WM8990_POWER_MANAGEMENT_3, 706 WM8990_DACR_ENA_BIT, 0), 707 708 /* LOMIX */ 709 SND_SOC_DAPM_MIXER_E("LOMIX", WM8990_POWER_MANAGEMENT_3, WM8990_LOMIX_ENA_BIT, 710 0, &wm8990_dapm_lomix_controls[0], 711 ARRAY_SIZE(wm8990_dapm_lomix_controls), 712 outmixer_event, SND_SOC_DAPM_PRE_REG), 713 714 /* LONMIX */ 715 SND_SOC_DAPM_MIXER("LONMIX", WM8990_POWER_MANAGEMENT_3, WM8990_LON_ENA_BIT, 0, 716 &wm8990_dapm_lonmix_controls[0], 717 ARRAY_SIZE(wm8990_dapm_lonmix_controls)), 718 719 /* LOPMIX */ 720 SND_SOC_DAPM_MIXER("LOPMIX", WM8990_POWER_MANAGEMENT_3, WM8990_LOP_ENA_BIT, 0, 721 &wm8990_dapm_lopmix_controls[0], 722 ARRAY_SIZE(wm8990_dapm_lopmix_controls)), 723 724 /* OUT3MIX */ 725 SND_SOC_DAPM_MIXER("OUT3MIX", WM8990_POWER_MANAGEMENT_1, WM8990_OUT3_ENA_BIT, 0, 726 &wm8990_dapm_out3mix_controls[0], 727 ARRAY_SIZE(wm8990_dapm_out3mix_controls)), 728 729 /* SPKMIX */ 730 SND_SOC_DAPM_MIXER_E("SPKMIX", WM8990_POWER_MANAGEMENT_1, WM8990_SPK_ENA_BIT, 0, 731 &wm8990_dapm_spkmix_controls[0], 732 ARRAY_SIZE(wm8990_dapm_spkmix_controls), outmixer_event, 733 SND_SOC_DAPM_PRE_REG), 734 735 /* OUT4MIX */ 736 SND_SOC_DAPM_MIXER("OUT4MIX", WM8990_POWER_MANAGEMENT_1, WM8990_OUT4_ENA_BIT, 0, 737 &wm8990_dapm_out4mix_controls[0], 738 ARRAY_SIZE(wm8990_dapm_out4mix_controls)), 739 740 /* ROPMIX */ 741 SND_SOC_DAPM_MIXER("ROPMIX", WM8990_POWER_MANAGEMENT_3, WM8990_ROP_ENA_BIT, 0, 742 &wm8990_dapm_ropmix_controls[0], 743 ARRAY_SIZE(wm8990_dapm_ropmix_controls)), 744 745 /* RONMIX */ 746 SND_SOC_DAPM_MIXER("RONMIX", WM8990_POWER_MANAGEMENT_3, WM8990_RON_ENA_BIT, 0, 747 &wm8990_dapm_ronmix_controls[0], 748 ARRAY_SIZE(wm8990_dapm_ronmix_controls)), 749 750 /* ROMIX */ 751 SND_SOC_DAPM_MIXER_E("ROMIX", WM8990_POWER_MANAGEMENT_3, WM8990_ROMIX_ENA_BIT, 752 0, &wm8990_dapm_romix_controls[0], 753 ARRAY_SIZE(wm8990_dapm_romix_controls), 754 outmixer_event, SND_SOC_DAPM_PRE_REG), 755 756 /* LOUT PGA */ 757 SND_SOC_DAPM_PGA("LOUT PGA", WM8990_POWER_MANAGEMENT_1, WM8990_LOUT_ENA_BIT, 0, 758 NULL, 0), 759 760 /* ROUT PGA */ 761 SND_SOC_DAPM_PGA("ROUT PGA", WM8990_POWER_MANAGEMENT_1, WM8990_ROUT_ENA_BIT, 0, 762 NULL, 0), 763 764 /* LOPGA */ 765 SND_SOC_DAPM_PGA("LOPGA", WM8990_POWER_MANAGEMENT_3, WM8990_LOPGA_ENA_BIT, 0, 766 NULL, 0), 767 768 /* ROPGA */ 769 SND_SOC_DAPM_PGA("ROPGA", WM8990_POWER_MANAGEMENT_3, WM8990_ROPGA_ENA_BIT, 0, 770 NULL, 0), 771 772 /* MICBIAS */ 773 SND_SOC_DAPM_SUPPLY("MICBIAS", WM8990_POWER_MANAGEMENT_1, 774 WM8990_MICBIAS_ENA_BIT, 0, NULL, 0), 775 776 SND_SOC_DAPM_OUTPUT("LON"), 777 SND_SOC_DAPM_OUTPUT("LOP"), 778 SND_SOC_DAPM_OUTPUT("OUT3"), 779 SND_SOC_DAPM_OUTPUT("LOUT"), 780 SND_SOC_DAPM_OUTPUT("SPKN"), 781 SND_SOC_DAPM_OUTPUT("SPKP"), 782 SND_SOC_DAPM_OUTPUT("ROUT"), 783 SND_SOC_DAPM_OUTPUT("OUT4"), 784 SND_SOC_DAPM_OUTPUT("ROP"), 785 SND_SOC_DAPM_OUTPUT("RON"), 786 787 SND_SOC_DAPM_OUTPUT("Internal DAC Sink"), 788 }; 789 790 static const struct snd_soc_dapm_route audio_map[] = { 791 /* Make DACs turn on when playing even if not mixed into any outputs */ 792 {"Internal DAC Sink", NULL, "Left DAC"}, 793 {"Internal DAC Sink", NULL, "Right DAC"}, 794 795 /* Make ADCs turn on when recording even if not mixed from any inputs */ 796 {"Left ADC", NULL, "Internal ADC Source"}, 797 {"Right ADC", NULL, "Internal ADC Source"}, 798 799 /* Input Side */ 800 /* LIN12 PGA */ 801 {"LIN12 PGA", "LIN1 Switch", "LIN1"}, 802 {"LIN12 PGA", "LIN2 Switch", "LIN2"}, 803 /* LIN34 PGA */ 804 {"LIN34 PGA", "LIN3 Switch", "LIN3"}, 805 {"LIN34 PGA", "LIN4 Switch", "LIN4/RXN"}, 806 /* INMIXL */ 807 {"INMIXL", "Record Left Volume", "LOMIX"}, 808 {"INMIXL", "LIN2 Volume", "LIN2"}, 809 {"INMIXL", "LINPGA12 Switch", "LIN12 PGA"}, 810 {"INMIXL", "LINPGA34 Switch", "LIN34 PGA"}, 811 /* AINLMUX */ 812 {"AINLMUX", "INMIXL Mix", "INMIXL"}, 813 {"AINLMUX", "DIFFINL Mix", "LIN12 PGA"}, 814 {"AINLMUX", "DIFFINL Mix", "LIN34 PGA"}, 815 {"AINLMUX", "RXVOICE Mix", "LIN4/RXN"}, 816 {"AINLMUX", "RXVOICE Mix", "RIN4/RXP"}, 817 /* ADC */ 818 {"Left ADC", NULL, "AINLMUX"}, 819 820 /* RIN12 PGA */ 821 {"RIN12 PGA", "RIN1 Switch", "RIN1"}, 822 {"RIN12 PGA", "RIN2 Switch", "RIN2"}, 823 /* RIN34 PGA */ 824 {"RIN34 PGA", "RIN3 Switch", "RIN3"}, 825 {"RIN34 PGA", "RIN4 Switch", "RIN4/RXP"}, 826 /* INMIXL */ 827 {"INMIXR", "Record Right Volume", "ROMIX"}, 828 {"INMIXR", "RIN2 Volume", "RIN2"}, 829 {"INMIXR", "RINPGA12 Switch", "RIN12 PGA"}, 830 {"INMIXR", "RINPGA34 Switch", "RIN34 PGA"}, 831 /* AINRMUX */ 832 {"AINRMUX", "INMIXR Mix", "INMIXR"}, 833 {"AINRMUX", "DIFFINR Mix", "RIN12 PGA"}, 834 {"AINRMUX", "DIFFINR Mix", "RIN34 PGA"}, 835 {"AINRMUX", "RXVOICE Mix", "LIN4/RXN"}, 836 {"AINRMUX", "RXVOICE Mix", "RIN4/RXP"}, 837 /* ADC */ 838 {"Right ADC", NULL, "AINRMUX"}, 839 840 /* LOMIX */ 841 {"LOMIX", "LOMIX RIN3 Bypass Switch", "RIN3"}, 842 {"LOMIX", "LOMIX LIN3 Bypass Switch", "LIN3"}, 843 {"LOMIX", "LOMIX LIN12 PGA Bypass Switch", "LIN12 PGA"}, 844 {"LOMIX", "LOMIX RIN12 PGA Bypass Switch", "RIN12 PGA"}, 845 {"LOMIX", "LOMIX Right ADC Bypass Switch", "AINRMUX"}, 846 {"LOMIX", "LOMIX Left ADC Bypass Switch", "AINLMUX"}, 847 {"LOMIX", "LOMIX Left DAC Switch", "Left DAC"}, 848 849 /* ROMIX */ 850 {"ROMIX", "ROMIX RIN3 Bypass Switch", "RIN3"}, 851 {"ROMIX", "ROMIX LIN3 Bypass Switch", "LIN3"}, 852 {"ROMIX", "ROMIX LIN12 PGA Bypass Switch", "LIN12 PGA"}, 853 {"ROMIX", "ROMIX RIN12 PGA Bypass Switch", "RIN12 PGA"}, 854 {"ROMIX", "ROMIX Right ADC Bypass Switch", "AINRMUX"}, 855 {"ROMIX", "ROMIX Left ADC Bypass Switch", "AINLMUX"}, 856 {"ROMIX", "ROMIX Right DAC Switch", "Right DAC"}, 857 858 /* SPKMIX */ 859 {"SPKMIX", "SPKMIX LIN2 Bypass Switch", "LIN2"}, 860 {"SPKMIX", "SPKMIX RIN2 Bypass Switch", "RIN2"}, 861 {"SPKMIX", "SPKMIX LADC Bypass Switch", "AINLMUX"}, 862 {"SPKMIX", "SPKMIX RADC Bypass Switch", "AINRMUX"}, 863 {"SPKMIX", "SPKMIX Left Mixer PGA Switch", "LOPGA"}, 864 {"SPKMIX", "SPKMIX Right Mixer PGA Switch", "ROPGA"}, 865 {"SPKMIX", "SPKMIX Right DAC Switch", "Right DAC"}, 866 {"SPKMIX", "SPKMIX Left DAC Switch", "Left DAC"}, 867 868 /* LONMIX */ 869 {"LONMIX", "LONMIX Left Mixer PGA Switch", "LOPGA"}, 870 {"LONMIX", "LONMIX Right Mixer PGA Switch", "ROPGA"}, 871 {"LONMIX", "LONMIX Inverted LOP Switch", "LOPMIX"}, 872 873 /* LOPMIX */ 874 {"LOPMIX", "LOPMIX Right Mic Bypass Switch", "RIN12 PGA"}, 875 {"LOPMIX", "LOPMIX Left Mic Bypass Switch", "LIN12 PGA"}, 876 {"LOPMIX", "LOPMIX Left Mixer PGA Switch", "LOPGA"}, 877 878 /* OUT3MIX */ 879 {"OUT3MIX", "OUT3MIX LIN4/RXP Bypass Switch", "LIN4/RXN"}, 880 {"OUT3MIX", "OUT3MIX Left Out PGA Switch", "LOPGA"}, 881 882 /* OUT4MIX */ 883 {"OUT4MIX", "OUT4MIX Right Out PGA Switch", "ROPGA"}, 884 {"OUT4MIX", "OUT4MIX RIN4/RXP Bypass Switch", "RIN4/RXP"}, 885 886 /* RONMIX */ 887 {"RONMIX", "RONMIX Right Mixer PGA Switch", "ROPGA"}, 888 {"RONMIX", "RONMIX Left Mixer PGA Switch", "LOPGA"}, 889 {"RONMIX", "RONMIX Inverted ROP Switch", "ROPMIX"}, 890 891 /* ROPMIX */ 892 {"ROPMIX", "ROPMIX Left Mic Bypass Switch", "LIN12 PGA"}, 893 {"ROPMIX", "ROPMIX Right Mic Bypass Switch", "RIN12 PGA"}, 894 {"ROPMIX", "ROPMIX Right Mixer PGA Switch", "ROPGA"}, 895 896 /* Out Mixer PGAs */ 897 {"LOPGA", NULL, "LOMIX"}, 898 {"ROPGA", NULL, "ROMIX"}, 899 900 {"LOUT PGA", NULL, "LOMIX"}, 901 {"ROUT PGA", NULL, "ROMIX"}, 902 903 /* Output Pins */ 904 {"LON", NULL, "LONMIX"}, 905 {"LOP", NULL, "LOPMIX"}, 906 {"OUT3", NULL, "OUT3MIX"}, 907 {"LOUT", NULL, "LOUT PGA"}, 908 {"SPKN", NULL, "SPKMIX"}, 909 {"ROUT", NULL, "ROUT PGA"}, 910 {"OUT4", NULL, "OUT4MIX"}, 911 {"ROP", NULL, "ROPMIX"}, 912 {"RON", NULL, "RONMIX"}, 913 }; 914 915 static int wm8990_add_widgets(struct snd_soc_codec *codec) 916 { 917 struct snd_soc_dapm_context *dapm = &codec->dapm; 918 919 snd_soc_dapm_new_controls(dapm, wm8990_dapm_widgets, 920 ARRAY_SIZE(wm8990_dapm_widgets)); 921 /* set up the WM8990 audio map */ 922 snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map)); 923 924 return 0; 925 } 926 927 /* PLL divisors */ 928 struct _pll_div { 929 u32 div2; 930 u32 n; 931 u32 k; 932 }; 933 934 /* The size in bits of the pll divide multiplied by 10 935 * to allow rounding later */ 936 #define FIXED_PLL_SIZE ((1 << 16) * 10) 937 938 static void pll_factors(struct _pll_div *pll_div, unsigned int target, 939 unsigned int source) 940 { 941 u64 Kpart; 942 unsigned int K, Ndiv, Nmod; 943 944 945 Ndiv = target / source; 946 if (Ndiv < 6) { 947 source >>= 1; 948 pll_div->div2 = 1; 949 Ndiv = target / source; 950 } else 951 pll_div->div2 = 0; 952 953 if ((Ndiv < 6) || (Ndiv > 12)) 954 printk(KERN_WARNING 955 "WM8990 N value outwith recommended range! N = %u\n", Ndiv); 956 957 pll_div->n = Ndiv; 958 Nmod = target % source; 959 Kpart = FIXED_PLL_SIZE * (long long)Nmod; 960 961 do_div(Kpart, source); 962 963 K = Kpart & 0xFFFFFFFF; 964 965 /* Check if we need to round */ 966 if ((K % 10) >= 5) 967 K += 5; 968 969 /* Move down to proper range now rounding is done */ 970 K /= 10; 971 972 pll_div->k = K; 973 } 974 975 static int wm8990_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, 976 int source, unsigned int freq_in, unsigned int freq_out) 977 { 978 struct snd_soc_codec *codec = codec_dai->codec; 979 struct _pll_div pll_div; 980 981 if (freq_in && freq_out) { 982 pll_factors(&pll_div, freq_out * 4, freq_in); 983 984 /* Turn on PLL */ 985 snd_soc_update_bits(codec, WM8990_POWER_MANAGEMENT_2, 986 WM8990_PLL_ENA, WM8990_PLL_ENA); 987 988 /* sysclk comes from PLL */ 989 snd_soc_update_bits(codec, WM8990_CLOCKING_2, 990 WM8990_SYSCLK_SRC, WM8990_SYSCLK_SRC); 991 992 /* set up N , fractional mode and pre-divisor if necessary */ 993 snd_soc_write(codec, WM8990_PLL1, pll_div.n | WM8990_SDM | 994 (pll_div.div2?WM8990_PRESCALE:0)); 995 snd_soc_write(codec, WM8990_PLL2, (u8)(pll_div.k>>8)); 996 snd_soc_write(codec, WM8990_PLL3, (u8)(pll_div.k & 0xFF)); 997 } else { 998 /* Turn off PLL */ 999 snd_soc_update_bits(codec, WM8990_POWER_MANAGEMENT_2, 1000 WM8990_PLL_ENA, 0); 1001 } 1002 return 0; 1003 } 1004 1005 /* 1006 * Clock after PLL and dividers 1007 */ 1008 static int wm8990_set_dai_sysclk(struct snd_soc_dai *codec_dai, 1009 int clk_id, unsigned int freq, int dir) 1010 { 1011 struct snd_soc_codec *codec = codec_dai->codec; 1012 struct wm8990_priv *wm8990 = snd_soc_codec_get_drvdata(codec); 1013 1014 wm8990->sysclk = freq; 1015 return 0; 1016 } 1017 1018 /* 1019 * Set's ADC and Voice DAC format. 1020 */ 1021 static int wm8990_set_dai_fmt(struct snd_soc_dai *codec_dai, 1022 unsigned int fmt) 1023 { 1024 struct snd_soc_codec *codec = codec_dai->codec; 1025 u16 audio1, audio3; 1026 1027 audio1 = snd_soc_read(codec, WM8990_AUDIO_INTERFACE_1); 1028 audio3 = snd_soc_read(codec, WM8990_AUDIO_INTERFACE_3); 1029 1030 /* set master/slave audio interface */ 1031 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1032 case SND_SOC_DAIFMT_CBS_CFS: 1033 audio3 &= ~WM8990_AIF_MSTR1; 1034 break; 1035 case SND_SOC_DAIFMT_CBM_CFM: 1036 audio3 |= WM8990_AIF_MSTR1; 1037 break; 1038 default: 1039 return -EINVAL; 1040 } 1041 1042 audio1 &= ~WM8990_AIF_FMT_MASK; 1043 1044 /* interface format */ 1045 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 1046 case SND_SOC_DAIFMT_I2S: 1047 audio1 |= WM8990_AIF_TMF_I2S; 1048 audio1 &= ~WM8990_AIF_LRCLK_INV; 1049 break; 1050 case SND_SOC_DAIFMT_RIGHT_J: 1051 audio1 |= WM8990_AIF_TMF_RIGHTJ; 1052 audio1 &= ~WM8990_AIF_LRCLK_INV; 1053 break; 1054 case SND_SOC_DAIFMT_LEFT_J: 1055 audio1 |= WM8990_AIF_TMF_LEFTJ; 1056 audio1 &= ~WM8990_AIF_LRCLK_INV; 1057 break; 1058 case SND_SOC_DAIFMT_DSP_A: 1059 audio1 |= WM8990_AIF_TMF_DSP; 1060 audio1 &= ~WM8990_AIF_LRCLK_INV; 1061 break; 1062 case SND_SOC_DAIFMT_DSP_B: 1063 audio1 |= WM8990_AIF_TMF_DSP | WM8990_AIF_LRCLK_INV; 1064 break; 1065 default: 1066 return -EINVAL; 1067 } 1068 1069 snd_soc_write(codec, WM8990_AUDIO_INTERFACE_1, audio1); 1070 snd_soc_write(codec, WM8990_AUDIO_INTERFACE_3, audio3); 1071 return 0; 1072 } 1073 1074 static int wm8990_set_dai_clkdiv(struct snd_soc_dai *codec_dai, 1075 int div_id, int div) 1076 { 1077 struct snd_soc_codec *codec = codec_dai->codec; 1078 1079 switch (div_id) { 1080 case WM8990_MCLK_DIV: 1081 snd_soc_update_bits(codec, WM8990_CLOCKING_2, 1082 WM8990_MCLK_DIV_MASK, div); 1083 break; 1084 case WM8990_DACCLK_DIV: 1085 snd_soc_update_bits(codec, WM8990_CLOCKING_2, 1086 WM8990_DAC_CLKDIV_MASK, div); 1087 break; 1088 case WM8990_ADCCLK_DIV: 1089 snd_soc_update_bits(codec, WM8990_CLOCKING_2, 1090 WM8990_ADC_CLKDIV_MASK, div); 1091 break; 1092 case WM8990_BCLK_DIV: 1093 snd_soc_update_bits(codec, WM8990_CLOCKING_1, 1094 WM8990_BCLK_DIV_MASK, div); 1095 break; 1096 default: 1097 return -EINVAL; 1098 } 1099 1100 return 0; 1101 } 1102 1103 /* 1104 * Set PCM DAI bit size and sample rate. 1105 */ 1106 static int wm8990_hw_params(struct snd_pcm_substream *substream, 1107 struct snd_pcm_hw_params *params, 1108 struct snd_soc_dai *dai) 1109 { 1110 struct snd_soc_codec *codec = dai->codec; 1111 u16 audio1 = snd_soc_read(codec, WM8990_AUDIO_INTERFACE_1); 1112 1113 audio1 &= ~WM8990_AIF_WL_MASK; 1114 /* bit size */ 1115 switch (params_format(params)) { 1116 case SNDRV_PCM_FORMAT_S16_LE: 1117 break; 1118 case SNDRV_PCM_FORMAT_S20_3LE: 1119 audio1 |= WM8990_AIF_WL_20BITS; 1120 break; 1121 case SNDRV_PCM_FORMAT_S24_LE: 1122 audio1 |= WM8990_AIF_WL_24BITS; 1123 break; 1124 case SNDRV_PCM_FORMAT_S32_LE: 1125 audio1 |= WM8990_AIF_WL_32BITS; 1126 break; 1127 } 1128 1129 snd_soc_write(codec, WM8990_AUDIO_INTERFACE_1, audio1); 1130 return 0; 1131 } 1132 1133 static int wm8990_mute(struct snd_soc_dai *dai, int mute) 1134 { 1135 struct snd_soc_codec *codec = dai->codec; 1136 u16 val; 1137 1138 val = snd_soc_read(codec, WM8990_DAC_CTRL) & ~WM8990_DAC_MUTE; 1139 1140 if (mute) 1141 snd_soc_write(codec, WM8990_DAC_CTRL, val | WM8990_DAC_MUTE); 1142 else 1143 snd_soc_write(codec, WM8990_DAC_CTRL, val); 1144 1145 return 0; 1146 } 1147 1148 static int wm8990_set_bias_level(struct snd_soc_codec *codec, 1149 enum snd_soc_bias_level level) 1150 { 1151 int ret; 1152 1153 switch (level) { 1154 case SND_SOC_BIAS_ON: 1155 break; 1156 1157 case SND_SOC_BIAS_PREPARE: 1158 /* VMID=2*50k */ 1159 snd_soc_update_bits(codec, WM8990_POWER_MANAGEMENT_1, 1160 WM8990_VMID_MODE_MASK, 0x2); 1161 break; 1162 1163 case SND_SOC_BIAS_STANDBY: 1164 if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { 1165 ret = snd_soc_cache_sync(codec); 1166 if (ret < 0) { 1167 dev_err(codec->dev, "Failed to sync cache: %d\n", ret); 1168 return ret; 1169 } 1170 1171 /* Enable all output discharge bits */ 1172 snd_soc_write(codec, WM8990_ANTIPOP1, WM8990_DIS_LLINE | 1173 WM8990_DIS_RLINE | WM8990_DIS_OUT3 | 1174 WM8990_DIS_OUT4 | WM8990_DIS_LOUT | 1175 WM8990_DIS_ROUT); 1176 1177 /* Enable POBCTRL, SOFT_ST, VMIDTOG and BUFDCOPEN */ 1178 snd_soc_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST | 1179 WM8990_BUFDCOPEN | WM8990_POBCTRL | 1180 WM8990_VMIDTOG); 1181 1182 /* Delay to allow output caps to discharge */ 1183 msleep(300); 1184 1185 /* Disable VMIDTOG */ 1186 snd_soc_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST | 1187 WM8990_BUFDCOPEN | WM8990_POBCTRL); 1188 1189 /* disable all output discharge bits */ 1190 snd_soc_write(codec, WM8990_ANTIPOP1, 0); 1191 1192 /* Enable outputs */ 1193 snd_soc_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1b00); 1194 1195 msleep(50); 1196 1197 /* Enable VMID at 2x50k */ 1198 snd_soc_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1f02); 1199 1200 msleep(100); 1201 1202 /* Enable VREF */ 1203 snd_soc_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1f03); 1204 1205 msleep(600); 1206 1207 /* Enable BUFIOEN */ 1208 snd_soc_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST | 1209 WM8990_BUFDCOPEN | WM8990_POBCTRL | 1210 WM8990_BUFIOEN); 1211 1212 /* Disable outputs */ 1213 snd_soc_write(codec, WM8990_POWER_MANAGEMENT_1, 0x3); 1214 1215 /* disable POBCTRL, SOFT_ST and BUFDCOPEN */ 1216 snd_soc_write(codec, WM8990_ANTIPOP2, WM8990_BUFIOEN); 1217 1218 /* Enable workaround for ADC clocking issue. */ 1219 snd_soc_write(codec, WM8990_EXT_ACCESS_ENA, 0x2); 1220 snd_soc_write(codec, WM8990_EXT_CTL1, 0xa003); 1221 snd_soc_write(codec, WM8990_EXT_ACCESS_ENA, 0); 1222 } 1223 1224 /* VMID=2*250k */ 1225 snd_soc_update_bits(codec, WM8990_POWER_MANAGEMENT_1, 1226 WM8990_VMID_MODE_MASK, 0x4); 1227 break; 1228 1229 case SND_SOC_BIAS_OFF: 1230 /* Enable POBCTRL and SOFT_ST */ 1231 snd_soc_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST | 1232 WM8990_POBCTRL | WM8990_BUFIOEN); 1233 1234 /* Enable POBCTRL, SOFT_ST and BUFDCOPEN */ 1235 snd_soc_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST | 1236 WM8990_BUFDCOPEN | WM8990_POBCTRL | 1237 WM8990_BUFIOEN); 1238 1239 /* mute DAC */ 1240 snd_soc_update_bits(codec, WM8990_DAC_CTRL, 1241 WM8990_DAC_MUTE, WM8990_DAC_MUTE); 1242 1243 /* Enable any disabled outputs */ 1244 snd_soc_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1f03); 1245 1246 /* Disable VMID */ 1247 snd_soc_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1f01); 1248 1249 msleep(300); 1250 1251 /* Enable all output discharge bits */ 1252 snd_soc_write(codec, WM8990_ANTIPOP1, WM8990_DIS_LLINE | 1253 WM8990_DIS_RLINE | WM8990_DIS_OUT3 | 1254 WM8990_DIS_OUT4 | WM8990_DIS_LOUT | 1255 WM8990_DIS_ROUT); 1256 1257 /* Disable VREF */ 1258 snd_soc_write(codec, WM8990_POWER_MANAGEMENT_1, 0x0); 1259 1260 /* disable POBCTRL, SOFT_ST and BUFDCOPEN */ 1261 snd_soc_write(codec, WM8990_ANTIPOP2, 0x0); 1262 1263 codec->cache_sync = 1; 1264 break; 1265 } 1266 1267 codec->dapm.bias_level = level; 1268 return 0; 1269 } 1270 1271 #define WM8990_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\ 1272 SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 | \ 1273 SNDRV_PCM_RATE_48000) 1274 1275 #define WM8990_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ 1276 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) 1277 1278 /* 1279 * The WM8990 supports 2 different and mutually exclusive DAI 1280 * configurations. 1281 * 1282 * 1. ADC/DAC on Primary Interface 1283 * 2. ADC on Primary Interface/DAC on secondary 1284 */ 1285 static const struct snd_soc_dai_ops wm8990_dai_ops = { 1286 .hw_params = wm8990_hw_params, 1287 .digital_mute = wm8990_mute, 1288 .set_fmt = wm8990_set_dai_fmt, 1289 .set_clkdiv = wm8990_set_dai_clkdiv, 1290 .set_pll = wm8990_set_dai_pll, 1291 .set_sysclk = wm8990_set_dai_sysclk, 1292 }; 1293 1294 static struct snd_soc_dai_driver wm8990_dai = { 1295 /* ADC/DAC on primary */ 1296 .name = "wm8990-hifi", 1297 .playback = { 1298 .stream_name = "Playback", 1299 .channels_min = 1, 1300 .channels_max = 2, 1301 .rates = WM8990_RATES, 1302 .formats = WM8990_FORMATS,}, 1303 .capture = { 1304 .stream_name = "Capture", 1305 .channels_min = 1, 1306 .channels_max = 2, 1307 .rates = WM8990_RATES, 1308 .formats = WM8990_FORMATS,}, 1309 .ops = &wm8990_dai_ops, 1310 }; 1311 1312 static int wm8990_suspend(struct snd_soc_codec *codec) 1313 { 1314 wm8990_set_bias_level(codec, SND_SOC_BIAS_OFF); 1315 return 0; 1316 } 1317 1318 static int wm8990_resume(struct snd_soc_codec *codec) 1319 { 1320 wm8990_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1321 return 0; 1322 } 1323 1324 /* 1325 * initialise the WM8990 driver 1326 * register the mixer and dsp interfaces with the kernel 1327 */ 1328 static int wm8990_probe(struct snd_soc_codec *codec) 1329 { 1330 int ret; 1331 1332 ret = snd_soc_codec_set_cache_io(codec, 8, 16, SND_SOC_I2C); 1333 if (ret < 0) { 1334 printk(KERN_ERR "wm8990: failed to set cache I/O: %d\n", ret); 1335 return ret; 1336 } 1337 1338 wm8990_reset(codec); 1339 1340 /* charge output caps */ 1341 wm8990_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1342 1343 snd_soc_update_bits(codec, WM8990_AUDIO_INTERFACE_4, 1344 WM8990_ALRCGPIO1, WM8990_ALRCGPIO1); 1345 1346 snd_soc_update_bits(codec, WM8990_GPIO1_GPIO2, 1347 WM8990_GPIO1_SEL_MASK, 1); 1348 1349 snd_soc_update_bits(codec, WM8990_POWER_MANAGEMENT_2, 1350 WM8990_OPCLK_ENA, WM8990_OPCLK_ENA); 1351 1352 snd_soc_write(codec, WM8990_LEFT_OUTPUT_VOLUME, 0x50 | (1<<8)); 1353 snd_soc_write(codec, WM8990_RIGHT_OUTPUT_VOLUME, 0x50 | (1<<8)); 1354 1355 snd_soc_add_codec_controls(codec, wm8990_snd_controls, 1356 ARRAY_SIZE(wm8990_snd_controls)); 1357 wm8990_add_widgets(codec); 1358 1359 return 0; 1360 } 1361 1362 /* power down chip */ 1363 static int wm8990_remove(struct snd_soc_codec *codec) 1364 { 1365 wm8990_set_bias_level(codec, SND_SOC_BIAS_OFF); 1366 return 0; 1367 } 1368 1369 static struct snd_soc_codec_driver soc_codec_dev_wm8990 = { 1370 .probe = wm8990_probe, 1371 .remove = wm8990_remove, 1372 .suspend = wm8990_suspend, 1373 .resume = wm8990_resume, 1374 .set_bias_level = wm8990_set_bias_level, 1375 .reg_cache_size = ARRAY_SIZE(wm8990_reg), 1376 .reg_word_size = sizeof(u16), 1377 .reg_cache_default = wm8990_reg, 1378 .volatile_register = wm8990_volatile_register, 1379 }; 1380 1381 #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) 1382 static int wm8990_i2c_probe(struct i2c_client *i2c, 1383 const struct i2c_device_id *id) 1384 { 1385 struct wm8990_priv *wm8990; 1386 int ret; 1387 1388 wm8990 = devm_kzalloc(&i2c->dev, sizeof(struct wm8990_priv), 1389 GFP_KERNEL); 1390 if (wm8990 == NULL) 1391 return -ENOMEM; 1392 1393 i2c_set_clientdata(i2c, wm8990); 1394 1395 ret = snd_soc_register_codec(&i2c->dev, 1396 &soc_codec_dev_wm8990, &wm8990_dai, 1); 1397 1398 return ret; 1399 } 1400 1401 static int wm8990_i2c_remove(struct i2c_client *client) 1402 { 1403 snd_soc_unregister_codec(&client->dev); 1404 1405 return 0; 1406 } 1407 1408 static const struct i2c_device_id wm8990_i2c_id[] = { 1409 { "wm8990", 0 }, 1410 { } 1411 }; 1412 MODULE_DEVICE_TABLE(i2c, wm8990_i2c_id); 1413 1414 static struct i2c_driver wm8990_i2c_driver = { 1415 .driver = { 1416 .name = "wm8990", 1417 .owner = THIS_MODULE, 1418 }, 1419 .probe = wm8990_i2c_probe, 1420 .remove = wm8990_i2c_remove, 1421 .id_table = wm8990_i2c_id, 1422 }; 1423 #endif 1424 1425 static int __init wm8990_modinit(void) 1426 { 1427 int ret = 0; 1428 #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) 1429 ret = i2c_add_driver(&wm8990_i2c_driver); 1430 if (ret != 0) { 1431 printk(KERN_ERR "Failed to register wm8990 I2C driver: %d\n", 1432 ret); 1433 } 1434 #endif 1435 return ret; 1436 } 1437 module_init(wm8990_modinit); 1438 1439 static void __exit wm8990_exit(void) 1440 { 1441 #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) 1442 i2c_del_driver(&wm8990_i2c_driver); 1443 #endif 1444 } 1445 module_exit(wm8990_exit); 1446 1447 MODULE_DESCRIPTION("ASoC WM8990 driver"); 1448 MODULE_AUTHOR("Liam Girdwood"); 1449 MODULE_LICENSE("GPL"); 1450