1 /* 2 * DA7210 ALSA Soc codec driver 3 * 4 * Copyright (c) 2009 Dialog Semiconductor 5 * Written by David Chen <Dajun.chen@diasemi.com> 6 * 7 * Copyright (C) 2009 Renesas Solutions Corp. 8 * Cleanups by Kuninori Morimoto <morimoto.kuninori@renesas.com> 9 * 10 * Tested on SuperH Ecovec24 board with S16/S24 LE in 48KHz using I2S 11 * 12 * This program is free software; you can redistribute it and/or modify it 13 * under the terms of the GNU General Public License as published by the 14 * Free Software Foundation; either version 2 of the License, or (at your 15 * option) any later version. 16 */ 17 18 #include <linux/delay.h> 19 #include <linux/i2c.h> 20 #include <linux/spi/spi.h> 21 #include <linux/regmap.h> 22 #include <linux/slab.h> 23 #include <linux/module.h> 24 #include <sound/pcm.h> 25 #include <sound/pcm_params.h> 26 #include <sound/soc.h> 27 #include <sound/initval.h> 28 #include <sound/tlv.h> 29 30 /* DA7210 register space */ 31 #define DA7210_PAGE_CONTROL 0x00 32 #define DA7210_CONTROL 0x01 33 #define DA7210_STATUS 0x02 34 #define DA7210_STARTUP1 0x03 35 #define DA7210_STARTUP2 0x04 36 #define DA7210_STARTUP3 0x05 37 #define DA7210_MIC_L 0x07 38 #define DA7210_MIC_R 0x08 39 #define DA7210_AUX1_L 0x09 40 #define DA7210_AUX1_R 0x0A 41 #define DA7210_AUX2 0x0B 42 #define DA7210_IN_GAIN 0x0C 43 #define DA7210_INMIX_L 0x0D 44 #define DA7210_INMIX_R 0x0E 45 #define DA7210_ADC_HPF 0x0F 46 #define DA7210_ADC 0x10 47 #define DA7210_ADC_EQ1_2 0X11 48 #define DA7210_ADC_EQ3_4 0x12 49 #define DA7210_ADC_EQ5 0x13 50 #define DA7210_DAC_HPF 0x14 51 #define DA7210_DAC_L 0x15 52 #define DA7210_DAC_R 0x16 53 #define DA7210_DAC_SEL 0x17 54 #define DA7210_SOFTMUTE 0x18 55 #define DA7210_DAC_EQ1_2 0x19 56 #define DA7210_DAC_EQ3_4 0x1A 57 #define DA7210_DAC_EQ5 0x1B 58 #define DA7210_OUTMIX_L 0x1C 59 #define DA7210_OUTMIX_R 0x1D 60 #define DA7210_OUT1_L 0x1E 61 #define DA7210_OUT1_R 0x1F 62 #define DA7210_OUT2 0x20 63 #define DA7210_HP_L_VOL 0x21 64 #define DA7210_HP_R_VOL 0x22 65 #define DA7210_HP_CFG 0x23 66 #define DA7210_ZERO_CROSS 0x24 67 #define DA7210_DAI_SRC_SEL 0x25 68 #define DA7210_DAI_CFG1 0x26 69 #define DA7210_DAI_CFG3 0x28 70 #define DA7210_PLL_DIV1 0x29 71 #define DA7210_PLL_DIV2 0x2A 72 #define DA7210_PLL_DIV3 0x2B 73 #define DA7210_PLL 0x2C 74 #define DA7210_ALC_MAX 0x83 75 #define DA7210_ALC_MIN 0x84 76 #define DA7210_ALC_NOIS 0x85 77 #define DA7210_ALC_ATT 0x86 78 #define DA7210_ALC_REL 0x87 79 #define DA7210_ALC_DEL 0x88 80 #define DA7210_A_HID_UNLOCK 0x8A 81 #define DA7210_A_TEST_UNLOCK 0x8B 82 #define DA7210_A_PLL1 0x90 83 #define DA7210_A_CP_MODE 0xA7 84 85 /* STARTUP1 bit fields */ 86 #define DA7210_SC_MST_EN (1 << 0) 87 88 /* MIC_L bit fields */ 89 #define DA7210_MICBIAS_EN (1 << 6) 90 #define DA7210_MIC_L_EN (1 << 7) 91 92 /* MIC_R bit fields */ 93 #define DA7210_MIC_R_EN (1 << 7) 94 95 /* INMIX_L bit fields */ 96 #define DA7210_IN_L_EN (1 << 7) 97 98 /* INMIX_R bit fields */ 99 #define DA7210_IN_R_EN (1 << 7) 100 101 /* ADC bit fields */ 102 #define DA7210_ADC_ALC_EN (1 << 0) 103 #define DA7210_ADC_L_EN (1 << 3) 104 #define DA7210_ADC_R_EN (1 << 7) 105 106 /* DAC/ADC HPF fields */ 107 #define DA7210_VOICE_F0_MASK (0x7 << 4) 108 #define DA7210_VOICE_F0_25 (1 << 4) 109 #define DA7210_VOICE_EN (1 << 7) 110 111 /* DAC_SEL bit fields */ 112 #define DA7210_DAC_L_SRC_DAI_L (4 << 0) 113 #define DA7210_DAC_L_EN (1 << 3) 114 #define DA7210_DAC_R_SRC_DAI_R (5 << 4) 115 #define DA7210_DAC_R_EN (1 << 7) 116 117 /* OUTMIX_L bit fields */ 118 #define DA7210_OUT_L_EN (1 << 7) 119 120 /* OUTMIX_R bit fields */ 121 #define DA7210_OUT_R_EN (1 << 7) 122 123 /* HP_CFG bit fields */ 124 #define DA7210_HP_2CAP_MODE (1 << 1) 125 #define DA7210_HP_SENSE_EN (1 << 2) 126 #define DA7210_HP_L_EN (1 << 3) 127 #define DA7210_HP_MODE (1 << 6) 128 #define DA7210_HP_R_EN (1 << 7) 129 130 /* DAI_SRC_SEL bit fields */ 131 #define DA7210_DAI_OUT_L_SRC (6 << 0) 132 #define DA7210_DAI_OUT_R_SRC (7 << 4) 133 134 /* DAI_CFG1 bit fields */ 135 #define DA7210_DAI_WORD_S16_LE (0 << 0) 136 #define DA7210_DAI_WORD_S20_3LE (1 << 0) 137 #define DA7210_DAI_WORD_S24_LE (2 << 0) 138 #define DA7210_DAI_WORD_S32_LE (3 << 0) 139 #define DA7210_DAI_FLEN_64BIT (1 << 2) 140 #define DA7210_DAI_MODE_SLAVE (0 << 7) 141 #define DA7210_DAI_MODE_MASTER (1 << 7) 142 143 /* DAI_CFG3 bit fields */ 144 #define DA7210_DAI_FORMAT_I2SMODE (0 << 0) 145 #define DA7210_DAI_FORMAT_LEFT_J (1 << 0) 146 #define DA7210_DAI_FORMAT_RIGHT_J (2 << 0) 147 #define DA7210_DAI_OE (1 << 3) 148 #define DA7210_DAI_EN (1 << 7) 149 150 /*PLL_DIV3 bit fields */ 151 #define DA7210_PLL_DIV_L_MASK (0xF << 0) 152 #define DA7210_MCLK_RANGE_10_20_MHZ (1 << 4) 153 #define DA7210_PLL_BYP (1 << 6) 154 155 /* PLL bit fields */ 156 #define DA7210_PLL_FS_MASK (0xF << 0) 157 #define DA7210_PLL_FS_8000 (0x1 << 0) 158 #define DA7210_PLL_FS_11025 (0x2 << 0) 159 #define DA7210_PLL_FS_12000 (0x3 << 0) 160 #define DA7210_PLL_FS_16000 (0x5 << 0) 161 #define DA7210_PLL_FS_22050 (0x6 << 0) 162 #define DA7210_PLL_FS_24000 (0x7 << 0) 163 #define DA7210_PLL_FS_32000 (0x9 << 0) 164 #define DA7210_PLL_FS_44100 (0xA << 0) 165 #define DA7210_PLL_FS_48000 (0xB << 0) 166 #define DA7210_PLL_FS_88200 (0xE << 0) 167 #define DA7210_PLL_FS_96000 (0xF << 0) 168 #define DA7210_MCLK_DET_EN (0x1 << 5) 169 #define DA7210_MCLK_SRM_EN (0x1 << 6) 170 #define DA7210_PLL_EN (0x1 << 7) 171 172 /* SOFTMUTE bit fields */ 173 #define DA7210_RAMP_EN (1 << 6) 174 175 /* CONTROL bit fields */ 176 #define DA7210_REG_EN (1 << 0) 177 #define DA7210_BIAS_EN (1 << 2) 178 #define DA7210_NOISE_SUP_EN (1 << 3) 179 180 /* IN_GAIN bit fields */ 181 #define DA7210_INPGA_L_VOL (0x0F << 0) 182 #define DA7210_INPGA_R_VOL (0xF0 << 0) 183 184 /* ZERO_CROSS bit fields */ 185 #define DA7210_AUX1_L_ZC (1 << 0) 186 #define DA7210_AUX1_R_ZC (1 << 1) 187 #define DA7210_HP_L_ZC (1 << 6) 188 #define DA7210_HP_R_ZC (1 << 7) 189 190 /* AUX1_L bit fields */ 191 #define DA7210_AUX1_L_VOL (0x3F << 0) 192 #define DA7210_AUX1_L_EN (1 << 7) 193 194 /* AUX1_R bit fields */ 195 #define DA7210_AUX1_R_VOL (0x3F << 0) 196 #define DA7210_AUX1_R_EN (1 << 7) 197 198 /* AUX2 bit fields */ 199 #define DA7210_AUX2_EN (1 << 3) 200 201 /* Minimum INPGA and AUX1 volume to enable noise suppression */ 202 #define DA7210_INPGA_MIN_VOL_NS 0x0A /* 10.5dB */ 203 #define DA7210_AUX1_MIN_VOL_NS 0x35 /* 6dB */ 204 205 /* OUT1_L bit fields */ 206 #define DA7210_OUT1_L_EN (1 << 7) 207 208 /* OUT1_R bit fields */ 209 #define DA7210_OUT1_R_EN (1 << 7) 210 211 /* OUT2 bit fields */ 212 #define DA7210_OUT2_OUTMIX_R (1 << 5) 213 #define DA7210_OUT2_OUTMIX_L (1 << 6) 214 #define DA7210_OUT2_EN (1 << 7) 215 216 struct pll_div { 217 int fref; 218 int fout; 219 u8 div1; 220 u8 div2; 221 u8 div3; 222 u8 mode; /* 0 = slave, 1 = master */ 223 }; 224 225 /* PLL dividers table */ 226 static const struct pll_div da7210_pll_div[] = { 227 /* for MASTER mode, fs = 44.1Khz */ 228 { 12000000, 2822400, 0xE8, 0x6C, 0x2, 1}, /* MCLK=12Mhz */ 229 { 13000000, 2822400, 0xDF, 0x28, 0xC, 1}, /* MCLK=13Mhz */ 230 { 13500000, 2822400, 0xDB, 0x0A, 0xD, 1}, /* MCLK=13.5Mhz */ 231 { 14400000, 2822400, 0xD4, 0x5A, 0x2, 1}, /* MCLK=14.4Mhz */ 232 { 19200000, 2822400, 0xBB, 0x43, 0x9, 1}, /* MCLK=19.2Mhz */ 233 { 19680000, 2822400, 0xB9, 0x6D, 0xA, 1}, /* MCLK=19.68Mhz */ 234 { 19800000, 2822400, 0xB8, 0xFB, 0xB, 1}, /* MCLK=19.8Mhz */ 235 /* for MASTER mode, fs = 48Khz */ 236 { 12000000, 3072000, 0xF3, 0x12, 0x7, 1}, /* MCLK=12Mhz */ 237 { 13000000, 3072000, 0xE8, 0xFD, 0x5, 1}, /* MCLK=13Mhz */ 238 { 13500000, 3072000, 0xE4, 0x82, 0x3, 1}, /* MCLK=13.5Mhz */ 239 { 14400000, 3072000, 0xDD, 0x3A, 0x0, 1}, /* MCLK=14.4Mhz */ 240 { 19200000, 3072000, 0xC1, 0xEB, 0x8, 1}, /* MCLK=19.2Mhz */ 241 { 19680000, 3072000, 0xBF, 0xEC, 0x0, 1}, /* MCLK=19.68Mhz */ 242 { 19800000, 3072000, 0xBF, 0x70, 0x0, 1}, /* MCLK=19.8Mhz */ 243 /* for SLAVE mode with SRM */ 244 { 12000000, 2822400, 0xED, 0xBF, 0x5, 0}, /* MCLK=12Mhz */ 245 { 13000000, 2822400, 0xE4, 0x13, 0x0, 0}, /* MCLK=13Mhz */ 246 { 13500000, 2822400, 0xDF, 0xC6, 0x8, 0}, /* MCLK=13.5Mhz */ 247 { 14400000, 2822400, 0xD8, 0xCA, 0x1, 0}, /* MCLK=14.4Mhz */ 248 { 19200000, 2822400, 0xBE, 0x97, 0x9, 0}, /* MCLK=19.2Mhz */ 249 { 19680000, 2822400, 0xBC, 0xAC, 0xD, 0}, /* MCLK=19.68Mhz */ 250 { 19800000, 2822400, 0xBC, 0x35, 0xE, 0}, /* MCLK=19.8Mhz */ 251 }; 252 253 enum clk_src { 254 DA7210_CLKSRC_MCLK 255 }; 256 257 #define DA7210_VERSION "0.0.1" 258 259 /* 260 * Playback Volume 261 * 262 * max : 0x3F (+15.0 dB) 263 * (1.5 dB step) 264 * min : 0x11 (-54.0 dB) 265 * mute : 0x10 266 * reserved : 0x00 - 0x0F 267 * 268 * Reserved area are considered as "mute". 269 */ 270 static const unsigned int hp_out_tlv[] = { 271 TLV_DB_RANGE_HEAD(2), 272 0x0, 0x10, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1), 273 /* -54 dB to +15 dB */ 274 0x11, 0x3f, TLV_DB_SCALE_ITEM(-5400, 150, 0), 275 }; 276 277 static const unsigned int lineout_vol_tlv[] = { 278 TLV_DB_RANGE_HEAD(2), 279 0x0, 0x10, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1), 280 /* -54dB to 15dB */ 281 0x11, 0x3f, TLV_DB_SCALE_ITEM(-5400, 150, 0) 282 }; 283 284 static const unsigned int mono_vol_tlv[] = { 285 TLV_DB_RANGE_HEAD(2), 286 0x0, 0x2, TLV_DB_SCALE_ITEM(-1800, 0, 1), 287 /* -18dB to 6dB */ 288 0x3, 0x7, TLV_DB_SCALE_ITEM(-1800, 600, 0) 289 }; 290 291 static const unsigned int aux1_vol_tlv[] = { 292 TLV_DB_RANGE_HEAD(2), 293 0x0, 0x10, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1), 294 /* -48dB to 21dB */ 295 0x11, 0x3f, TLV_DB_SCALE_ITEM(-4800, 150, 0) 296 }; 297 298 static const DECLARE_TLV_DB_SCALE(eq_gain_tlv, -1050, 150, 0); 299 static const DECLARE_TLV_DB_SCALE(adc_eq_master_gain_tlv, -1800, 600, 1); 300 static const DECLARE_TLV_DB_SCALE(dac_gain_tlv, -7725, 75, 0); 301 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, -600, 600, 0); 302 static const DECLARE_TLV_DB_SCALE(aux2_vol_tlv, -600, 600, 0); 303 static const DECLARE_TLV_DB_SCALE(inpga_gain_tlv, -450, 150, 0); 304 305 /* ADC and DAC high pass filter f0 value */ 306 static const char * const da7210_hpf_cutoff_txt[] = { 307 "Fs/8192*pi", "Fs/4096*pi", "Fs/2048*pi", "Fs/1024*pi" 308 }; 309 310 static SOC_ENUM_SINGLE_DECL(da7210_dac_hpf_cutoff, 311 DA7210_DAC_HPF, 0, da7210_hpf_cutoff_txt); 312 313 static SOC_ENUM_SINGLE_DECL(da7210_adc_hpf_cutoff, 314 DA7210_ADC_HPF, 0, da7210_hpf_cutoff_txt); 315 316 /* ADC and DAC voice (8kHz) high pass cutoff value */ 317 static const char * const da7210_vf_cutoff_txt[] = { 318 "2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz" 319 }; 320 321 static SOC_ENUM_SINGLE_DECL(da7210_dac_vf_cutoff, 322 DA7210_DAC_HPF, 4, da7210_vf_cutoff_txt); 323 324 static SOC_ENUM_SINGLE_DECL(da7210_adc_vf_cutoff, 325 DA7210_ADC_HPF, 4, da7210_vf_cutoff_txt); 326 327 static const char *da7210_hp_mode_txt[] = { 328 "Class H", "Class G" 329 }; 330 331 static SOC_ENUM_SINGLE_DECL(da7210_hp_mode_sel, 332 DA7210_HP_CFG, 0, da7210_hp_mode_txt); 333 334 /* ALC can be enabled only if noise suppression is disabled */ 335 static int da7210_put_alc_sw(struct snd_kcontrol *kcontrol, 336 struct snd_ctl_elem_value *ucontrol) 337 { 338 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); 339 340 if (ucontrol->value.integer.value[0]) { 341 /* Check if noise suppression is enabled */ 342 if (snd_soc_read(codec, DA7210_CONTROL) & DA7210_NOISE_SUP_EN) { 343 dev_dbg(codec->dev, 344 "Disable noise suppression to enable ALC\n"); 345 return -EINVAL; 346 } 347 } 348 /* If all conditions are met or we are actually disabling ALC */ 349 return snd_soc_put_volsw(kcontrol, ucontrol); 350 } 351 352 /* Noise suppression can be enabled only if following conditions are met 353 * ALC disabled 354 * ZC enabled for HP and AUX1 PGA 355 * INPGA_L_VOL and INPGA_R_VOL >= 10.5 dB 356 * AUX1_L_VOL and AUX1_R_VOL >= 6 dB 357 */ 358 static int da7210_put_noise_sup_sw(struct snd_kcontrol *kcontrol, 359 struct snd_ctl_elem_value *ucontrol) 360 { 361 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); 362 u8 val; 363 364 if (ucontrol->value.integer.value[0]) { 365 /* Check if ALC is enabled */ 366 if (snd_soc_read(codec, DA7210_ADC) & DA7210_ADC_ALC_EN) 367 goto err; 368 369 /* Check ZC for HP and AUX1 PGA */ 370 if ((snd_soc_read(codec, DA7210_ZERO_CROSS) & 371 (DA7210_AUX1_L_ZC | DA7210_AUX1_R_ZC | DA7210_HP_L_ZC | 372 DA7210_HP_R_ZC)) != (DA7210_AUX1_L_ZC | 373 DA7210_AUX1_R_ZC | DA7210_HP_L_ZC | DA7210_HP_R_ZC)) 374 goto err; 375 376 /* Check INPGA_L_VOL and INPGA_R_VOL */ 377 val = snd_soc_read(codec, DA7210_IN_GAIN); 378 if (((val & DA7210_INPGA_L_VOL) < DA7210_INPGA_MIN_VOL_NS) || 379 (((val & DA7210_INPGA_R_VOL) >> 4) < 380 DA7210_INPGA_MIN_VOL_NS)) 381 goto err; 382 383 /* Check AUX1_L_VOL and AUX1_R_VOL */ 384 if (((snd_soc_read(codec, DA7210_AUX1_L) & DA7210_AUX1_L_VOL) < 385 DA7210_AUX1_MIN_VOL_NS) || 386 ((snd_soc_read(codec, DA7210_AUX1_R) & DA7210_AUX1_R_VOL) < 387 DA7210_AUX1_MIN_VOL_NS)) 388 goto err; 389 } 390 /* If all conditions are met or we are actually disabling Noise sup */ 391 return snd_soc_put_volsw(kcontrol, ucontrol); 392 393 err: 394 return -EINVAL; 395 } 396 397 static const struct snd_kcontrol_new da7210_snd_controls[] = { 398 399 SOC_DOUBLE_R_TLV("HeadPhone Playback Volume", 400 DA7210_HP_L_VOL, DA7210_HP_R_VOL, 401 0, 0x3F, 0, hp_out_tlv), 402 SOC_DOUBLE_R_TLV("Digital Playback Volume", 403 DA7210_DAC_L, DA7210_DAC_R, 404 0, 0x77, 1, dac_gain_tlv), 405 SOC_DOUBLE_R_TLV("Lineout Playback Volume", 406 DA7210_OUT1_L, DA7210_OUT1_R, 407 0, 0x3f, 0, lineout_vol_tlv), 408 SOC_SINGLE_TLV("Mono Playback Volume", DA7210_OUT2, 0, 0x7, 0, 409 mono_vol_tlv), 410 411 SOC_DOUBLE_R_TLV("Mic Capture Volume", 412 DA7210_MIC_L, DA7210_MIC_R, 413 0, 0x5, 0, mic_vol_tlv), 414 SOC_DOUBLE_R_TLV("Aux1 Capture Volume", 415 DA7210_AUX1_L, DA7210_AUX1_R, 416 0, 0x3f, 0, aux1_vol_tlv), 417 SOC_SINGLE_TLV("Aux2 Capture Volume", DA7210_AUX2, 0, 0x3, 0, 418 aux2_vol_tlv), 419 SOC_DOUBLE_TLV("In PGA Capture Volume", DA7210_IN_GAIN, 0, 4, 0xF, 0, 420 inpga_gain_tlv), 421 422 /* DAC Equalizer controls */ 423 SOC_SINGLE("DAC EQ Switch", DA7210_DAC_EQ5, 7, 1, 0), 424 SOC_SINGLE_TLV("DAC EQ1 Volume", DA7210_DAC_EQ1_2, 0, 0xf, 1, 425 eq_gain_tlv), 426 SOC_SINGLE_TLV("DAC EQ2 Volume", DA7210_DAC_EQ1_2, 4, 0xf, 1, 427 eq_gain_tlv), 428 SOC_SINGLE_TLV("DAC EQ3 Volume", DA7210_DAC_EQ3_4, 0, 0xf, 1, 429 eq_gain_tlv), 430 SOC_SINGLE_TLV("DAC EQ4 Volume", DA7210_DAC_EQ3_4, 4, 0xf, 1, 431 eq_gain_tlv), 432 SOC_SINGLE_TLV("DAC EQ5 Volume", DA7210_DAC_EQ5, 0, 0xf, 1, 433 eq_gain_tlv), 434 435 /* ADC Equalizer controls */ 436 SOC_SINGLE("ADC EQ Switch", DA7210_ADC_EQ5, 7, 1, 0), 437 SOC_SINGLE_TLV("ADC EQ Master Volume", DA7210_ADC_EQ5, 4, 0x3, 438 1, adc_eq_master_gain_tlv), 439 SOC_SINGLE_TLV("ADC EQ1 Volume", DA7210_ADC_EQ1_2, 0, 0xf, 1, 440 eq_gain_tlv), 441 SOC_SINGLE_TLV("ADC EQ2 Volume", DA7210_ADC_EQ1_2, 4, 0xf, 1, 442 eq_gain_tlv), 443 SOC_SINGLE_TLV("ADC EQ3 Volume", DA7210_ADC_EQ3_4, 0, 0xf, 1, 444 eq_gain_tlv), 445 SOC_SINGLE_TLV("ADC EQ4 Volume", DA7210_ADC_EQ3_4, 4, 0xf, 1, 446 eq_gain_tlv), 447 SOC_SINGLE_TLV("ADC EQ5 Volume", DA7210_ADC_EQ5, 0, 0xf, 1, 448 eq_gain_tlv), 449 450 SOC_SINGLE("DAC HPF Switch", DA7210_DAC_HPF, 3, 1, 0), 451 SOC_ENUM("DAC HPF Cutoff", da7210_dac_hpf_cutoff), 452 SOC_SINGLE("DAC Voice Mode Switch", DA7210_DAC_HPF, 7, 1, 0), 453 SOC_ENUM("DAC Voice Cutoff", da7210_dac_vf_cutoff), 454 455 SOC_SINGLE("ADC HPF Switch", DA7210_ADC_HPF, 3, 1, 0), 456 SOC_ENUM("ADC HPF Cutoff", da7210_adc_hpf_cutoff), 457 SOC_SINGLE("ADC Voice Mode Switch", DA7210_ADC_HPF, 7, 1, 0), 458 SOC_ENUM("ADC Voice Cutoff", da7210_adc_vf_cutoff), 459 460 /* Mute controls */ 461 SOC_DOUBLE_R("Mic Capture Switch", DA7210_MIC_L, DA7210_MIC_R, 3, 1, 0), 462 SOC_SINGLE("Aux2 Capture Switch", DA7210_AUX2, 2, 1, 0), 463 SOC_DOUBLE("ADC Capture Switch", DA7210_ADC, 2, 6, 1, 0), 464 SOC_SINGLE("Digital Soft Mute Switch", DA7210_SOFTMUTE, 7, 1, 0), 465 SOC_SINGLE("Digital Soft Mute Rate", DA7210_SOFTMUTE, 0, 0x7, 0), 466 467 /* Zero cross controls */ 468 SOC_DOUBLE("Aux1 ZC Switch", DA7210_ZERO_CROSS, 0, 1, 1, 0), 469 SOC_DOUBLE("In PGA ZC Switch", DA7210_ZERO_CROSS, 2, 3, 1, 0), 470 SOC_DOUBLE("Lineout ZC Switch", DA7210_ZERO_CROSS, 4, 5, 1, 0), 471 SOC_DOUBLE("Headphone ZC Switch", DA7210_ZERO_CROSS, 6, 7, 1, 0), 472 473 SOC_ENUM("Headphone Class", da7210_hp_mode_sel), 474 475 /* ALC controls */ 476 SOC_SINGLE_EXT("ALC Enable Switch", DA7210_ADC, 0, 1, 0, 477 snd_soc_get_volsw, da7210_put_alc_sw), 478 SOC_SINGLE("ALC Capture Max Volume", DA7210_ALC_MAX, 0, 0x3F, 0), 479 SOC_SINGLE("ALC Capture Min Volume", DA7210_ALC_MIN, 0, 0x3F, 0), 480 SOC_SINGLE("ALC Capture Noise Volume", DA7210_ALC_NOIS, 0, 0x3F, 0), 481 SOC_SINGLE("ALC Capture Attack Rate", DA7210_ALC_ATT, 0, 0xFF, 0), 482 SOC_SINGLE("ALC Capture Release Rate", DA7210_ALC_REL, 0, 0xFF, 0), 483 SOC_SINGLE("ALC Capture Release Delay", DA7210_ALC_DEL, 0, 0xFF, 0), 484 485 SOC_SINGLE_EXT("Noise Suppression Enable Switch", DA7210_CONTROL, 3, 1, 486 0, snd_soc_get_volsw, da7210_put_noise_sup_sw), 487 }; 488 489 /* 490 * DAPM Controls 491 * 492 * Current DAPM implementation covers almost all codec components e.g. IOs, 493 * mixers, PGAs,ADC and DAC. 494 */ 495 /* In Mixer Left */ 496 static const struct snd_kcontrol_new da7210_dapm_inmixl_controls[] = { 497 SOC_DAPM_SINGLE("Mic Left Switch", DA7210_INMIX_L, 0, 1, 0), 498 SOC_DAPM_SINGLE("Mic Right Switch", DA7210_INMIX_L, 1, 1, 0), 499 SOC_DAPM_SINGLE("Aux1 Left Switch", DA7210_INMIX_L, 2, 1, 0), 500 SOC_DAPM_SINGLE("Aux2 Switch", DA7210_INMIX_L, 3, 1, 0), 501 SOC_DAPM_SINGLE("Outmix Left Switch", DA7210_INMIX_L, 4, 1, 0), 502 }; 503 504 /* In Mixer Right */ 505 static const struct snd_kcontrol_new da7210_dapm_inmixr_controls[] = { 506 SOC_DAPM_SINGLE("Mic Right Switch", DA7210_INMIX_R, 0, 1, 0), 507 SOC_DAPM_SINGLE("Mic Left Switch", DA7210_INMIX_R, 1, 1, 0), 508 SOC_DAPM_SINGLE("Aux1 Right Switch", DA7210_INMIX_R, 2, 1, 0), 509 SOC_DAPM_SINGLE("Aux2 Switch", DA7210_INMIX_R, 3, 1, 0), 510 SOC_DAPM_SINGLE("Outmix Right Switch", DA7210_INMIX_R, 4, 1, 0), 511 }; 512 513 /* Out Mixer Left */ 514 static const struct snd_kcontrol_new da7210_dapm_outmixl_controls[] = { 515 SOC_DAPM_SINGLE("Aux1 Left Switch", DA7210_OUTMIX_L, 0, 1, 0), 516 SOC_DAPM_SINGLE("Aux2 Switch", DA7210_OUTMIX_L, 1, 1, 0), 517 SOC_DAPM_SINGLE("INPGA Left Switch", DA7210_OUTMIX_L, 2, 1, 0), 518 SOC_DAPM_SINGLE("INPGA Right Switch", DA7210_OUTMIX_L, 3, 1, 0), 519 SOC_DAPM_SINGLE("DAC Left Switch", DA7210_OUTMIX_L, 4, 1, 0), 520 }; 521 522 /* Out Mixer Right */ 523 static const struct snd_kcontrol_new da7210_dapm_outmixr_controls[] = { 524 SOC_DAPM_SINGLE("Aux1 Right Switch", DA7210_OUTMIX_R, 0, 1, 0), 525 SOC_DAPM_SINGLE("Aux2 Switch", DA7210_OUTMIX_R, 1, 1, 0), 526 SOC_DAPM_SINGLE("INPGA Left Switch", DA7210_OUTMIX_R, 2, 1, 0), 527 SOC_DAPM_SINGLE("INPGA Right Switch", DA7210_OUTMIX_R, 3, 1, 0), 528 SOC_DAPM_SINGLE("DAC Right Switch", DA7210_OUTMIX_R, 4, 1, 0), 529 }; 530 531 /* Mono Mixer */ 532 static const struct snd_kcontrol_new da7210_dapm_monomix_controls[] = { 533 SOC_DAPM_SINGLE("INPGA Right Switch", DA7210_OUT2, 3, 1, 0), 534 SOC_DAPM_SINGLE("INPGA Left Switch", DA7210_OUT2, 4, 1, 0), 535 SOC_DAPM_SINGLE("Outmix Right Switch", DA7210_OUT2, 5, 1, 0), 536 SOC_DAPM_SINGLE("Outmix Left Switch", DA7210_OUT2, 6, 1, 0), 537 }; 538 539 /* DAPM widgets */ 540 static const struct snd_soc_dapm_widget da7210_dapm_widgets[] = { 541 /* Input Side */ 542 /* Input Lines */ 543 SND_SOC_DAPM_INPUT("MICL"), 544 SND_SOC_DAPM_INPUT("MICR"), 545 SND_SOC_DAPM_INPUT("AUX1L"), 546 SND_SOC_DAPM_INPUT("AUX1R"), 547 SND_SOC_DAPM_INPUT("AUX2"), 548 549 /* Input PGAs */ 550 SND_SOC_DAPM_PGA("Mic Left", DA7210_STARTUP3, 0, 1, NULL, 0), 551 SND_SOC_DAPM_PGA("Mic Right", DA7210_STARTUP3, 1, 1, NULL, 0), 552 SND_SOC_DAPM_PGA("Aux1 Left", DA7210_STARTUP3, 2, 1, NULL, 0), 553 SND_SOC_DAPM_PGA("Aux1 Right", DA7210_STARTUP3, 3, 1, NULL, 0), 554 SND_SOC_DAPM_PGA("Aux2 Mono", DA7210_STARTUP3, 4, 1, NULL, 0), 555 556 SND_SOC_DAPM_PGA("INPGA Left", DA7210_INMIX_L, 7, 0, NULL, 0), 557 SND_SOC_DAPM_PGA("INPGA Right", DA7210_INMIX_R, 7, 0, NULL, 0), 558 559 /* MICBIAS */ 560 SND_SOC_DAPM_SUPPLY("Mic Bias", DA7210_MIC_L, 6, 0, NULL, 0), 561 562 /* Input Mixers */ 563 SND_SOC_DAPM_MIXER("In Mixer Left", SND_SOC_NOPM, 0, 0, 564 &da7210_dapm_inmixl_controls[0], 565 ARRAY_SIZE(da7210_dapm_inmixl_controls)), 566 567 SND_SOC_DAPM_MIXER("In Mixer Right", SND_SOC_NOPM, 0, 0, 568 &da7210_dapm_inmixr_controls[0], 569 ARRAY_SIZE(da7210_dapm_inmixr_controls)), 570 571 /* ADCs */ 572 SND_SOC_DAPM_ADC("ADC Left", "Capture", DA7210_STARTUP3, 5, 1), 573 SND_SOC_DAPM_ADC("ADC Right", "Capture", DA7210_STARTUP3, 6, 1), 574 575 /* Output Side */ 576 /* DACs */ 577 SND_SOC_DAPM_DAC("DAC Left", "Playback", DA7210_STARTUP2, 5, 1), 578 SND_SOC_DAPM_DAC("DAC Right", "Playback", DA7210_STARTUP2, 6, 1), 579 580 /* Output Mixers */ 581 SND_SOC_DAPM_MIXER("Out Mixer Left", SND_SOC_NOPM, 0, 0, 582 &da7210_dapm_outmixl_controls[0], 583 ARRAY_SIZE(da7210_dapm_outmixl_controls)), 584 585 SND_SOC_DAPM_MIXER("Out Mixer Right", SND_SOC_NOPM, 0, 0, 586 &da7210_dapm_outmixr_controls[0], 587 ARRAY_SIZE(da7210_dapm_outmixr_controls)), 588 589 SND_SOC_DAPM_MIXER("Mono Mixer", SND_SOC_NOPM, 0, 0, 590 &da7210_dapm_monomix_controls[0], 591 ARRAY_SIZE(da7210_dapm_monomix_controls)), 592 593 /* Output PGAs */ 594 SND_SOC_DAPM_PGA("OUTPGA Left Enable", DA7210_OUTMIX_L, 7, 0, NULL, 0), 595 SND_SOC_DAPM_PGA("OUTPGA Right Enable", DA7210_OUTMIX_R, 7, 0, NULL, 0), 596 597 SND_SOC_DAPM_PGA("Out1 Left", DA7210_STARTUP2, 0, 1, NULL, 0), 598 SND_SOC_DAPM_PGA("Out1 Right", DA7210_STARTUP2, 1, 1, NULL, 0), 599 SND_SOC_DAPM_PGA("Out2 Mono", DA7210_STARTUP2, 2, 1, NULL, 0), 600 SND_SOC_DAPM_PGA("Headphone Left", DA7210_STARTUP2, 3, 1, NULL, 0), 601 SND_SOC_DAPM_PGA("Headphone Right", DA7210_STARTUP2, 4, 1, NULL, 0), 602 603 /* Output Lines */ 604 SND_SOC_DAPM_OUTPUT("OUT1L"), 605 SND_SOC_DAPM_OUTPUT("OUT1R"), 606 SND_SOC_DAPM_OUTPUT("HPL"), 607 SND_SOC_DAPM_OUTPUT("HPR"), 608 SND_SOC_DAPM_OUTPUT("OUT2"), 609 }; 610 611 /* DAPM audio route definition */ 612 static const struct snd_soc_dapm_route da7210_audio_map[] = { 613 /* Dest Connecting Widget source */ 614 /* Input path */ 615 {"Mic Left", NULL, "MICL"}, 616 {"Mic Right", NULL, "MICR"}, 617 {"Aux1 Left", NULL, "AUX1L"}, 618 {"Aux1 Right", NULL, "AUX1R"}, 619 {"Aux2 Mono", NULL, "AUX2"}, 620 621 {"In Mixer Left", "Mic Left Switch", "Mic Left"}, 622 {"In Mixer Left", "Mic Right Switch", "Mic Right"}, 623 {"In Mixer Left", "Aux1 Left Switch", "Aux1 Left"}, 624 {"In Mixer Left", "Aux2 Switch", "Aux2 Mono"}, 625 {"In Mixer Left", "Outmix Left Switch", "Out Mixer Left"}, 626 627 {"In Mixer Right", "Mic Right Switch", "Mic Right"}, 628 {"In Mixer Right", "Mic Left Switch", "Mic Left"}, 629 {"In Mixer Right", "Aux1 Right Switch", "Aux1 Right"}, 630 {"In Mixer Right", "Aux2 Switch", "Aux2 Mono"}, 631 {"In Mixer Right", "Outmix Right Switch", "Out Mixer Right"}, 632 633 {"INPGA Left", NULL, "In Mixer Left"}, 634 {"ADC Left", NULL, "INPGA Left"}, 635 636 {"INPGA Right", NULL, "In Mixer Right"}, 637 {"ADC Right", NULL, "INPGA Right"}, 638 639 /* Output path */ 640 {"Out Mixer Left", "Aux1 Left Switch", "Aux1 Left"}, 641 {"Out Mixer Left", "Aux2 Switch", "Aux2 Mono"}, 642 {"Out Mixer Left", "INPGA Left Switch", "INPGA Left"}, 643 {"Out Mixer Left", "INPGA Right Switch", "INPGA Right"}, 644 {"Out Mixer Left", "DAC Left Switch", "DAC Left"}, 645 646 {"Out Mixer Right", "Aux1 Right Switch", "Aux1 Right"}, 647 {"Out Mixer Right", "Aux2 Switch", "Aux2 Mono"}, 648 {"Out Mixer Right", "INPGA Right Switch", "INPGA Right"}, 649 {"Out Mixer Right", "INPGA Left Switch", "INPGA Left"}, 650 {"Out Mixer Right", "DAC Right Switch", "DAC Right"}, 651 652 {"Mono Mixer", "INPGA Right Switch", "INPGA Right"}, 653 {"Mono Mixer", "INPGA Left Switch", "INPGA Left"}, 654 {"Mono Mixer", "Outmix Right Switch", "Out Mixer Right"}, 655 {"Mono Mixer", "Outmix Left Switch", "Out Mixer Left"}, 656 657 {"OUTPGA Left Enable", NULL, "Out Mixer Left"}, 658 {"OUTPGA Right Enable", NULL, "Out Mixer Right"}, 659 660 {"Out1 Left", NULL, "OUTPGA Left Enable"}, 661 {"OUT1L", NULL, "Out1 Left"}, 662 663 {"Out1 Right", NULL, "OUTPGA Right Enable"}, 664 {"OUT1R", NULL, "Out1 Right"}, 665 666 {"Headphone Left", NULL, "OUTPGA Left Enable"}, 667 {"HPL", NULL, "Headphone Left"}, 668 669 {"Headphone Right", NULL, "OUTPGA Right Enable"}, 670 {"HPR", NULL, "Headphone Right"}, 671 672 {"Out2 Mono", NULL, "Mono Mixer"}, 673 {"OUT2", NULL, "Out2 Mono"}, 674 }; 675 676 /* Codec private data */ 677 struct da7210_priv { 678 struct regmap *regmap; 679 unsigned int mclk_rate; 680 int master; 681 }; 682 683 static struct reg_default da7210_reg_defaults[] = { 684 { 0x00, 0x00 }, 685 { 0x01, 0x11 }, 686 { 0x03, 0x00 }, 687 { 0x04, 0x00 }, 688 { 0x05, 0x00 }, 689 { 0x06, 0x00 }, 690 { 0x07, 0x00 }, 691 { 0x08, 0x00 }, 692 { 0x09, 0x00 }, 693 { 0x0a, 0x00 }, 694 { 0x0b, 0x00 }, 695 { 0x0c, 0x00 }, 696 { 0x0d, 0x00 }, 697 { 0x0e, 0x00 }, 698 { 0x0f, 0x08 }, 699 { 0x10, 0x00 }, 700 { 0x11, 0x00 }, 701 { 0x12, 0x00 }, 702 { 0x13, 0x00 }, 703 { 0x14, 0x08 }, 704 { 0x15, 0x10 }, 705 { 0x16, 0x10 }, 706 { 0x17, 0x54 }, 707 { 0x18, 0x40 }, 708 { 0x19, 0x00 }, 709 { 0x1a, 0x00 }, 710 { 0x1b, 0x00 }, 711 { 0x1c, 0x00 }, 712 { 0x1d, 0x00 }, 713 { 0x1e, 0x00 }, 714 { 0x1f, 0x00 }, 715 { 0x20, 0x00 }, 716 { 0x21, 0x00 }, 717 { 0x22, 0x00 }, 718 { 0x23, 0x02 }, 719 { 0x24, 0x00 }, 720 { 0x25, 0x76 }, 721 { 0x26, 0x00 }, 722 { 0x27, 0x00 }, 723 { 0x28, 0x04 }, 724 { 0x29, 0x00 }, 725 { 0x2a, 0x00 }, 726 { 0x2b, 0x30 }, 727 { 0x2c, 0x2A }, 728 { 0x83, 0x00 }, 729 { 0x84, 0x00 }, 730 { 0x85, 0x00 }, 731 { 0x86, 0x00 }, 732 { 0x87, 0x00 }, 733 { 0x88, 0x00 }, 734 }; 735 736 static bool da7210_readable_register(struct device *dev, unsigned int reg) 737 { 738 switch (reg) { 739 case DA7210_A_HID_UNLOCK: 740 case DA7210_A_TEST_UNLOCK: 741 case DA7210_A_PLL1: 742 case DA7210_A_CP_MODE: 743 return false; 744 default: 745 return true; 746 } 747 } 748 749 static bool da7210_volatile_register(struct device *dev, 750 unsigned int reg) 751 { 752 switch (reg) { 753 case DA7210_STATUS: 754 return true; 755 default: 756 return false; 757 } 758 } 759 760 /* 761 * Set PCM DAI word length. 762 */ 763 static int da7210_hw_params(struct snd_pcm_substream *substream, 764 struct snd_pcm_hw_params *params, 765 struct snd_soc_dai *dai) 766 { 767 struct snd_soc_codec *codec = dai->codec; 768 struct da7210_priv *da7210 = snd_soc_codec_get_drvdata(codec); 769 u32 dai_cfg1; 770 u32 fs, sysclk; 771 772 /* set DAI source to Left and Right ADC */ 773 snd_soc_write(codec, DA7210_DAI_SRC_SEL, 774 DA7210_DAI_OUT_R_SRC | DA7210_DAI_OUT_L_SRC); 775 776 /* Enable DAI */ 777 snd_soc_write(codec, DA7210_DAI_CFG3, DA7210_DAI_OE | DA7210_DAI_EN); 778 779 dai_cfg1 = 0xFC & snd_soc_read(codec, DA7210_DAI_CFG1); 780 781 switch (params_width(params)) { 782 case 16: 783 dai_cfg1 |= DA7210_DAI_WORD_S16_LE; 784 break; 785 case 20: 786 dai_cfg1 |= DA7210_DAI_WORD_S20_3LE; 787 break; 788 case 24: 789 dai_cfg1 |= DA7210_DAI_WORD_S24_LE; 790 break; 791 case 32: 792 dai_cfg1 |= DA7210_DAI_WORD_S32_LE; 793 break; 794 default: 795 return -EINVAL; 796 } 797 798 snd_soc_write(codec, DA7210_DAI_CFG1, dai_cfg1); 799 800 switch (params_rate(params)) { 801 case 8000: 802 fs = DA7210_PLL_FS_8000; 803 sysclk = 3072000; 804 break; 805 case 11025: 806 fs = DA7210_PLL_FS_11025; 807 sysclk = 2822400; 808 break; 809 case 12000: 810 fs = DA7210_PLL_FS_12000; 811 sysclk = 3072000; 812 break; 813 case 16000: 814 fs = DA7210_PLL_FS_16000; 815 sysclk = 3072000; 816 break; 817 case 22050: 818 fs = DA7210_PLL_FS_22050; 819 sysclk = 2822400; 820 break; 821 case 32000: 822 fs = DA7210_PLL_FS_32000; 823 sysclk = 3072000; 824 break; 825 case 44100: 826 fs = DA7210_PLL_FS_44100; 827 sysclk = 2822400; 828 break; 829 case 48000: 830 fs = DA7210_PLL_FS_48000; 831 sysclk = 3072000; 832 break; 833 case 88200: 834 fs = DA7210_PLL_FS_88200; 835 sysclk = 2822400; 836 break; 837 case 96000: 838 fs = DA7210_PLL_FS_96000; 839 sysclk = 3072000; 840 break; 841 default: 842 return -EINVAL; 843 } 844 845 /* Disable active mode */ 846 snd_soc_update_bits(codec, DA7210_STARTUP1, DA7210_SC_MST_EN, 0); 847 848 snd_soc_update_bits(codec, DA7210_PLL, DA7210_PLL_FS_MASK, fs); 849 850 if (da7210->mclk_rate && (da7210->mclk_rate != sysclk)) { 851 /* PLL mode, disable PLL bypass */ 852 snd_soc_update_bits(codec, DA7210_PLL_DIV3, DA7210_PLL_BYP, 0); 853 854 if (!da7210->master) { 855 /* PLL slave mode, also enable SRM */ 856 snd_soc_update_bits(codec, DA7210_PLL, 857 (DA7210_MCLK_SRM_EN | 858 DA7210_MCLK_DET_EN), 859 (DA7210_MCLK_SRM_EN | 860 DA7210_MCLK_DET_EN)); 861 } 862 } else { 863 /* PLL bypass mode, enable PLL bypass and Auto Detection */ 864 snd_soc_update_bits(codec, DA7210_PLL, DA7210_MCLK_DET_EN, 865 DA7210_MCLK_DET_EN); 866 snd_soc_update_bits(codec, DA7210_PLL_DIV3, DA7210_PLL_BYP, 867 DA7210_PLL_BYP); 868 } 869 /* Enable active mode */ 870 snd_soc_update_bits(codec, DA7210_STARTUP1, 871 DA7210_SC_MST_EN, DA7210_SC_MST_EN); 872 873 return 0; 874 } 875 876 /* 877 * Set DAI mode and Format 878 */ 879 static int da7210_set_dai_fmt(struct snd_soc_dai *codec_dai, u32 fmt) 880 { 881 struct snd_soc_codec *codec = codec_dai->codec; 882 struct da7210_priv *da7210 = snd_soc_codec_get_drvdata(codec); 883 u32 dai_cfg1; 884 u32 dai_cfg3; 885 886 dai_cfg1 = 0x7f & snd_soc_read(codec, DA7210_DAI_CFG1); 887 dai_cfg3 = 0xfc & snd_soc_read(codec, DA7210_DAI_CFG3); 888 889 if ((snd_soc_read(codec, DA7210_PLL) & DA7210_PLL_EN) && 890 (!(snd_soc_read(codec, DA7210_PLL_DIV3) & DA7210_PLL_BYP))) 891 return -EINVAL; 892 893 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 894 case SND_SOC_DAIFMT_CBM_CFM: 895 da7210->master = 1; 896 dai_cfg1 |= DA7210_DAI_MODE_MASTER; 897 break; 898 case SND_SOC_DAIFMT_CBS_CFS: 899 da7210->master = 0; 900 dai_cfg1 |= DA7210_DAI_MODE_SLAVE; 901 break; 902 default: 903 return -EINVAL; 904 } 905 906 /* FIXME 907 * 908 * It support I2S only now 909 */ 910 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 911 case SND_SOC_DAIFMT_I2S: 912 dai_cfg3 |= DA7210_DAI_FORMAT_I2SMODE; 913 break; 914 case SND_SOC_DAIFMT_LEFT_J: 915 dai_cfg3 |= DA7210_DAI_FORMAT_LEFT_J; 916 break; 917 case SND_SOC_DAIFMT_RIGHT_J: 918 dai_cfg3 |= DA7210_DAI_FORMAT_RIGHT_J; 919 break; 920 default: 921 return -EINVAL; 922 } 923 924 /* FIXME 925 * 926 * It support 64bit data transmission only now 927 */ 928 dai_cfg1 |= DA7210_DAI_FLEN_64BIT; 929 930 snd_soc_write(codec, DA7210_DAI_CFG1, dai_cfg1); 931 snd_soc_write(codec, DA7210_DAI_CFG3, dai_cfg3); 932 933 return 0; 934 } 935 936 static int da7210_mute(struct snd_soc_dai *dai, int mute) 937 { 938 struct snd_soc_codec *codec = dai->codec; 939 u8 mute_reg = snd_soc_read(codec, DA7210_DAC_HPF) & 0xFB; 940 941 if (mute) 942 snd_soc_write(codec, DA7210_DAC_HPF, mute_reg | 0x4); 943 else 944 snd_soc_write(codec, DA7210_DAC_HPF, mute_reg); 945 return 0; 946 } 947 948 #define DA7210_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ 949 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) 950 951 static int da7210_set_dai_sysclk(struct snd_soc_dai *codec_dai, 952 int clk_id, unsigned int freq, int dir) 953 { 954 struct snd_soc_codec *codec = codec_dai->codec; 955 struct da7210_priv *da7210 = snd_soc_codec_get_drvdata(codec); 956 957 switch (clk_id) { 958 case DA7210_CLKSRC_MCLK: 959 switch (freq) { 960 case 12000000: 961 case 13000000: 962 case 13500000: 963 case 14400000: 964 case 19200000: 965 case 19680000: 966 case 19800000: 967 da7210->mclk_rate = freq; 968 return 0; 969 default: 970 dev_err(codec_dai->dev, "Unsupported MCLK value %d\n", 971 freq); 972 return -EINVAL; 973 } 974 break; 975 default: 976 dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id); 977 return -EINVAL; 978 } 979 } 980 981 /** 982 * da7210_set_dai_pll :Configure the codec PLL 983 * @param codec_dai : pointer to codec DAI 984 * @param pll_id : da7210 has only one pll, so pll_id is always zero 985 * @param fref : MCLK frequency, should be < 20MHz 986 * @param fout : FsDM value, Refer page 44 & 45 of datasheet 987 * @return int : Zero for success, negative error code for error 988 * 989 * Note: Supported PLL input frequencies are 12MHz, 13MHz, 13.5MHz, 14.4MHz, 990 * 19.2MHz, 19.6MHz and 19.8MHz 991 */ 992 static int da7210_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, 993 int source, unsigned int fref, unsigned int fout) 994 { 995 struct snd_soc_codec *codec = codec_dai->codec; 996 struct da7210_priv *da7210 = snd_soc_codec_get_drvdata(codec); 997 998 u8 pll_div1, pll_div2, pll_div3, cnt; 999 1000 /* In slave mode, there is only one set of divisors */ 1001 if (!da7210->master) 1002 fout = 2822400; 1003 1004 /* Search pll div array for correct divisors */ 1005 for (cnt = 0; cnt < ARRAY_SIZE(da7210_pll_div); cnt++) { 1006 /* check fref, mode and fout */ 1007 if ((fref == da7210_pll_div[cnt].fref) && 1008 (da7210->master == da7210_pll_div[cnt].mode) && 1009 (fout == da7210_pll_div[cnt].fout)) { 1010 /* all match, pick up divisors */ 1011 pll_div1 = da7210_pll_div[cnt].div1; 1012 pll_div2 = da7210_pll_div[cnt].div2; 1013 pll_div3 = da7210_pll_div[cnt].div3; 1014 break; 1015 } 1016 } 1017 if (cnt >= ARRAY_SIZE(da7210_pll_div)) 1018 goto err; 1019 1020 /* Disable active mode */ 1021 snd_soc_update_bits(codec, DA7210_STARTUP1, DA7210_SC_MST_EN, 0); 1022 /* Write PLL dividers */ 1023 snd_soc_write(codec, DA7210_PLL_DIV1, pll_div1); 1024 snd_soc_write(codec, DA7210_PLL_DIV2, pll_div2); 1025 snd_soc_update_bits(codec, DA7210_PLL_DIV3, 1026 DA7210_PLL_DIV_L_MASK, pll_div3); 1027 1028 /* Enable PLL */ 1029 snd_soc_update_bits(codec, DA7210_PLL, DA7210_PLL_EN, DA7210_PLL_EN); 1030 1031 /* Enable active mode */ 1032 snd_soc_update_bits(codec, DA7210_STARTUP1, DA7210_SC_MST_EN, 1033 DA7210_SC_MST_EN); 1034 return 0; 1035 err: 1036 dev_err(codec_dai->dev, "Unsupported PLL input frequency %d\n", fref); 1037 return -EINVAL; 1038 } 1039 1040 /* DAI operations */ 1041 static const struct snd_soc_dai_ops da7210_dai_ops = { 1042 .hw_params = da7210_hw_params, 1043 .set_fmt = da7210_set_dai_fmt, 1044 .set_sysclk = da7210_set_dai_sysclk, 1045 .set_pll = da7210_set_dai_pll, 1046 .digital_mute = da7210_mute, 1047 }; 1048 1049 static struct snd_soc_dai_driver da7210_dai = { 1050 .name = "da7210-hifi", 1051 /* playback capabilities */ 1052 .playback = { 1053 .stream_name = "Playback", 1054 .channels_min = 1, 1055 .channels_max = 2, 1056 .rates = SNDRV_PCM_RATE_8000_96000, 1057 .formats = DA7210_FORMATS, 1058 }, 1059 /* capture capabilities */ 1060 .capture = { 1061 .stream_name = "Capture", 1062 .channels_min = 1, 1063 .channels_max = 2, 1064 .rates = SNDRV_PCM_RATE_8000_96000, 1065 .formats = DA7210_FORMATS, 1066 }, 1067 .ops = &da7210_dai_ops, 1068 .symmetric_rates = 1, 1069 }; 1070 1071 static int da7210_probe(struct snd_soc_codec *codec) 1072 { 1073 struct da7210_priv *da7210 = snd_soc_codec_get_drvdata(codec); 1074 1075 dev_info(codec->dev, "DA7210 Audio Codec %s\n", DA7210_VERSION); 1076 1077 da7210->mclk_rate = 0; /* This will be set from set_sysclk() */ 1078 da7210->master = 0; /* This will be set from set_fmt() */ 1079 1080 /* Enable internal regulator & bias current */ 1081 snd_soc_write(codec, DA7210_CONTROL, DA7210_REG_EN | DA7210_BIAS_EN); 1082 1083 /* 1084 * ADC settings 1085 */ 1086 1087 /* Enable Left & Right MIC PGA and Mic Bias */ 1088 snd_soc_write(codec, DA7210_MIC_L, DA7210_MIC_L_EN | DA7210_MICBIAS_EN); 1089 snd_soc_write(codec, DA7210_MIC_R, DA7210_MIC_R_EN); 1090 1091 /* Enable Left and Right input PGA */ 1092 snd_soc_write(codec, DA7210_INMIX_L, DA7210_IN_L_EN); 1093 snd_soc_write(codec, DA7210_INMIX_R, DA7210_IN_R_EN); 1094 1095 /* Enable Left and Right ADC */ 1096 snd_soc_write(codec, DA7210_ADC, DA7210_ADC_L_EN | DA7210_ADC_R_EN); 1097 1098 /* 1099 * DAC settings 1100 */ 1101 1102 /* Enable Left and Right DAC */ 1103 snd_soc_write(codec, DA7210_DAC_SEL, 1104 DA7210_DAC_L_SRC_DAI_L | DA7210_DAC_L_EN | 1105 DA7210_DAC_R_SRC_DAI_R | DA7210_DAC_R_EN); 1106 1107 /* Enable Left and Right out PGA */ 1108 snd_soc_write(codec, DA7210_OUTMIX_L, DA7210_OUT_L_EN); 1109 snd_soc_write(codec, DA7210_OUTMIX_R, DA7210_OUT_R_EN); 1110 1111 /* Enable Left and Right HeadPhone PGA */ 1112 snd_soc_write(codec, DA7210_HP_CFG, 1113 DA7210_HP_2CAP_MODE | DA7210_HP_SENSE_EN | 1114 DA7210_HP_L_EN | DA7210_HP_MODE | DA7210_HP_R_EN); 1115 1116 /* Enable ramp mode for DAC gain update */ 1117 snd_soc_write(codec, DA7210_SOFTMUTE, DA7210_RAMP_EN); 1118 1119 /* 1120 * For DA7210 codec, there are two ways to enable/disable analog IOs 1121 * and ADC/DAC, 1122 * (1) Using "Enable Bit" of register associated with that IO 1123 * (or ADC/DAC) 1124 * e.g. Mic Left can be enabled using bit 7 of MIC_L(0x7) reg 1125 * 1126 * (2) Using "Standby Bit" of STARTUP2 or STARTUP3 register 1127 * e.g. Mic left can be put to STANDBY using bit 0 of STARTUP3(0x5) 1128 * 1129 * Out of these two methods, the one using STANDBY bits is preferred 1130 * way to enable/disable individual blocks. This is because STANDBY 1131 * registers are part of system controller which allows system power 1132 * up/down in a controlled, pop-free manner. Also, as per application 1133 * note of DA7210, STANDBY register bits are only effective if a 1134 * particular IO (or ADC/DAC) is already enabled using enable/disable 1135 * register bits. Keeping these things in mind, current DAPM 1136 * implementation manipulates only STANDBY bits. 1137 * 1138 * Overall implementation can be outlined as below, 1139 * 1140 * - "Enable bit" of an IO or ADC/DAC is used to enable it in probe() 1141 * - "STANDBY bit" is controlled by DAPM 1142 */ 1143 1144 /* Enable Line out amplifiers */ 1145 snd_soc_write(codec, DA7210_OUT1_L, DA7210_OUT1_L_EN); 1146 snd_soc_write(codec, DA7210_OUT1_R, DA7210_OUT1_R_EN); 1147 snd_soc_write(codec, DA7210_OUT2, DA7210_OUT2_EN | 1148 DA7210_OUT2_OUTMIX_L | DA7210_OUT2_OUTMIX_R); 1149 1150 /* Enable Aux1 */ 1151 snd_soc_write(codec, DA7210_AUX1_L, DA7210_AUX1_L_EN); 1152 snd_soc_write(codec, DA7210_AUX1_R, DA7210_AUX1_R_EN); 1153 /* Enable Aux2 */ 1154 snd_soc_write(codec, DA7210_AUX2, DA7210_AUX2_EN); 1155 1156 /* Set PLL Master clock range 10-20 MHz, enable PLL bypass */ 1157 snd_soc_write(codec, DA7210_PLL_DIV3, DA7210_MCLK_RANGE_10_20_MHZ | 1158 DA7210_PLL_BYP); 1159 1160 /* Diable PLL and bypass it */ 1161 snd_soc_write(codec, DA7210_PLL, DA7210_PLL_FS_48000); 1162 1163 /* Activate all enabled subsystem */ 1164 snd_soc_write(codec, DA7210_STARTUP1, DA7210_SC_MST_EN); 1165 1166 dev_info(codec->dev, "DA7210 Audio Codec %s\n", DA7210_VERSION); 1167 1168 return 0; 1169 } 1170 1171 static struct snd_soc_codec_driver soc_codec_dev_da7210 = { 1172 .probe = da7210_probe, 1173 1174 .controls = da7210_snd_controls, 1175 .num_controls = ARRAY_SIZE(da7210_snd_controls), 1176 1177 .dapm_widgets = da7210_dapm_widgets, 1178 .num_dapm_widgets = ARRAY_SIZE(da7210_dapm_widgets), 1179 .dapm_routes = da7210_audio_map, 1180 .num_dapm_routes = ARRAY_SIZE(da7210_audio_map), 1181 }; 1182 1183 #if IS_ENABLED(CONFIG_I2C) 1184 1185 static struct reg_default da7210_regmap_i2c_patch[] = { 1186 1187 /* System controller master disable */ 1188 { DA7210_STARTUP1, 0x00 }, 1189 /* Set PLL Master clock range 10-20 MHz */ 1190 { DA7210_PLL_DIV3, DA7210_MCLK_RANGE_10_20_MHZ }, 1191 1192 /* to unlock */ 1193 { DA7210_A_HID_UNLOCK, 0x8B}, 1194 { DA7210_A_TEST_UNLOCK, 0xB4}, 1195 { DA7210_A_PLL1, 0x01}, 1196 { DA7210_A_CP_MODE, 0x7C}, 1197 /* to re-lock */ 1198 { DA7210_A_HID_UNLOCK, 0x00}, 1199 { DA7210_A_TEST_UNLOCK, 0x00}, 1200 }; 1201 1202 static const struct regmap_config da7210_regmap_config_i2c = { 1203 .reg_bits = 8, 1204 .val_bits = 8, 1205 1206 .reg_defaults = da7210_reg_defaults, 1207 .num_reg_defaults = ARRAY_SIZE(da7210_reg_defaults), 1208 .volatile_reg = da7210_volatile_register, 1209 .readable_reg = da7210_readable_register, 1210 .cache_type = REGCACHE_RBTREE, 1211 }; 1212 1213 static int da7210_i2c_probe(struct i2c_client *i2c, 1214 const struct i2c_device_id *id) 1215 { 1216 struct da7210_priv *da7210; 1217 int ret; 1218 1219 da7210 = devm_kzalloc(&i2c->dev, sizeof(struct da7210_priv), 1220 GFP_KERNEL); 1221 if (!da7210) 1222 return -ENOMEM; 1223 1224 i2c_set_clientdata(i2c, da7210); 1225 1226 da7210->regmap = devm_regmap_init_i2c(i2c, &da7210_regmap_config_i2c); 1227 if (IS_ERR(da7210->regmap)) { 1228 ret = PTR_ERR(da7210->regmap); 1229 dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret); 1230 return ret; 1231 } 1232 1233 ret = regmap_register_patch(da7210->regmap, da7210_regmap_i2c_patch, 1234 ARRAY_SIZE(da7210_regmap_i2c_patch)); 1235 if (ret != 0) 1236 dev_warn(&i2c->dev, "Failed to apply regmap patch: %d\n", ret); 1237 1238 ret = snd_soc_register_codec(&i2c->dev, 1239 &soc_codec_dev_da7210, &da7210_dai, 1); 1240 if (ret < 0) 1241 dev_err(&i2c->dev, "Failed to register codec: %d\n", ret); 1242 1243 return ret; 1244 } 1245 1246 static int da7210_i2c_remove(struct i2c_client *client) 1247 { 1248 snd_soc_unregister_codec(&client->dev); 1249 return 0; 1250 } 1251 1252 static const struct i2c_device_id da7210_i2c_id[] = { 1253 { "da7210", 0 }, 1254 { } 1255 }; 1256 MODULE_DEVICE_TABLE(i2c, da7210_i2c_id); 1257 1258 /* I2C codec control layer */ 1259 static struct i2c_driver da7210_i2c_driver = { 1260 .driver = { 1261 .name = "da7210", 1262 .owner = THIS_MODULE, 1263 }, 1264 .probe = da7210_i2c_probe, 1265 .remove = da7210_i2c_remove, 1266 .id_table = da7210_i2c_id, 1267 }; 1268 #endif 1269 1270 #if defined(CONFIG_SPI_MASTER) 1271 1272 static struct reg_default da7210_regmap_spi_patch[] = { 1273 /* Dummy read to give two pulses over nCS for SPI */ 1274 { DA7210_AUX2, 0x00 }, 1275 { DA7210_AUX2, 0x00 }, 1276 1277 /* System controller master disable */ 1278 { DA7210_STARTUP1, 0x00 }, 1279 /* Set PLL Master clock range 10-20 MHz */ 1280 { DA7210_PLL_DIV3, DA7210_MCLK_RANGE_10_20_MHZ }, 1281 1282 /* to set PAGE1 of SPI register space */ 1283 { DA7210_PAGE_CONTROL, 0x80 }, 1284 /* to unlock */ 1285 { DA7210_A_HID_UNLOCK, 0x8B}, 1286 { DA7210_A_TEST_UNLOCK, 0xB4}, 1287 { DA7210_A_PLL1, 0x01}, 1288 { DA7210_A_CP_MODE, 0x7C}, 1289 /* to re-lock */ 1290 { DA7210_A_HID_UNLOCK, 0x00}, 1291 { DA7210_A_TEST_UNLOCK, 0x00}, 1292 /* to set back PAGE0 of SPI register space */ 1293 { DA7210_PAGE_CONTROL, 0x00 }, 1294 }; 1295 1296 static const struct regmap_config da7210_regmap_config_spi = { 1297 .reg_bits = 8, 1298 .val_bits = 8, 1299 .read_flag_mask = 0x01, 1300 .write_flag_mask = 0x00, 1301 1302 .reg_defaults = da7210_reg_defaults, 1303 .num_reg_defaults = ARRAY_SIZE(da7210_reg_defaults), 1304 .volatile_reg = da7210_volatile_register, 1305 .readable_reg = da7210_readable_register, 1306 .cache_type = REGCACHE_RBTREE, 1307 }; 1308 1309 static int da7210_spi_probe(struct spi_device *spi) 1310 { 1311 struct da7210_priv *da7210; 1312 int ret; 1313 1314 da7210 = devm_kzalloc(&spi->dev, sizeof(struct da7210_priv), 1315 GFP_KERNEL); 1316 if (!da7210) 1317 return -ENOMEM; 1318 1319 spi_set_drvdata(spi, da7210); 1320 da7210->regmap = devm_regmap_init_spi(spi, &da7210_regmap_config_spi); 1321 if (IS_ERR(da7210->regmap)) { 1322 ret = PTR_ERR(da7210->regmap); 1323 dev_err(&spi->dev, "Failed to register regmap: %d\n", ret); 1324 return ret; 1325 } 1326 1327 ret = regmap_register_patch(da7210->regmap, da7210_regmap_spi_patch, 1328 ARRAY_SIZE(da7210_regmap_spi_patch)); 1329 if (ret != 0) 1330 dev_warn(&spi->dev, "Failed to apply regmap patch: %d\n", ret); 1331 1332 ret = snd_soc_register_codec(&spi->dev, 1333 &soc_codec_dev_da7210, &da7210_dai, 1); 1334 1335 return ret; 1336 } 1337 1338 static int da7210_spi_remove(struct spi_device *spi) 1339 { 1340 snd_soc_unregister_codec(&spi->dev); 1341 return 0; 1342 } 1343 1344 static struct spi_driver da7210_spi_driver = { 1345 .driver = { 1346 .name = "da7210", 1347 .owner = THIS_MODULE, 1348 }, 1349 .probe = da7210_spi_probe, 1350 .remove = da7210_spi_remove 1351 }; 1352 #endif 1353 1354 static int __init da7210_modinit(void) 1355 { 1356 int ret = 0; 1357 #if IS_ENABLED(CONFIG_I2C) 1358 ret = i2c_add_driver(&da7210_i2c_driver); 1359 #endif 1360 #if defined(CONFIG_SPI_MASTER) 1361 ret = spi_register_driver(&da7210_spi_driver); 1362 if (ret) { 1363 printk(KERN_ERR "Failed to register da7210 SPI driver: %d\n", 1364 ret); 1365 } 1366 #endif 1367 return ret; 1368 } 1369 module_init(da7210_modinit); 1370 1371 static void __exit da7210_exit(void) 1372 { 1373 #if IS_ENABLED(CONFIG_I2C) 1374 i2c_del_driver(&da7210_i2c_driver); 1375 #endif 1376 #if defined(CONFIG_SPI_MASTER) 1377 spi_unregister_driver(&da7210_spi_driver); 1378 #endif 1379 } 1380 module_exit(da7210_exit); 1381 1382 MODULE_DESCRIPTION("ASoC DA7210 driver"); 1383 MODULE_AUTHOR("David Chen, Kuninori Morimoto"); 1384 MODULE_LICENSE("GPL"); 1385