1 /* 2 * rt5514.c -- RT5514 ALSA SoC audio codec driver 3 * 4 * Copyright 2015 Realtek Semiconductor Corp. 5 * Author: Oder Chiou <oder_chiou@realtek.com> 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License version 2 as 9 * published by the Free Software Foundation. 10 */ 11 12 #include <linux/acpi.h> 13 #include <linux/fs.h> 14 #include <linux/module.h> 15 #include <linux/moduleparam.h> 16 #include <linux/init.h> 17 #include <linux/delay.h> 18 #include <linux/pm.h> 19 #include <linux/regmap.h> 20 #include <linux/i2c.h> 21 #include <linux/platform_device.h> 22 #include <linux/firmware.h> 23 #include <linux/gpio.h> 24 #include <sound/core.h> 25 #include <sound/pcm.h> 26 #include <sound/pcm_params.h> 27 #include <sound/soc.h> 28 #include <sound/soc-dapm.h> 29 #include <sound/initval.h> 30 #include <sound/tlv.h> 31 32 #include "rl6231.h" 33 #include "rt5514.h" 34 #if IS_ENABLED(CONFIG_SND_SOC_RT5514_SPI) 35 #include "rt5514-spi.h" 36 #endif 37 38 static const struct reg_sequence rt5514_i2c_patch[] = { 39 {0x1800101c, 0x00000000}, 40 {0x18001100, 0x0000031f}, 41 {0x18001104, 0x00000007}, 42 {0x18001108, 0x00000000}, 43 {0x1800110c, 0x00000000}, 44 {0x18001110, 0x00000000}, 45 {0x18001114, 0x00000001}, 46 {0x18001118, 0x00000000}, 47 {0x18002f08, 0x00000006}, 48 {0x18002f00, 0x00055149}, 49 {0x18002f00, 0x0005514b}, 50 {0x18002f00, 0x00055149}, 51 {0xfafafafa, 0x00000001}, 52 {0x18002f10, 0x00000001}, 53 {0x18002f10, 0x00000000}, 54 {0x18002f10, 0x00000001}, 55 {0xfafafafa, 0x00000001}, 56 {0x18002000, 0x000010ec}, 57 {0xfafafafa, 0x00000000}, 58 }; 59 60 static const struct reg_sequence rt5514_patch[] = { 61 {RT5514_DIG_IO_CTRL, 0x00000040}, 62 {RT5514_CLK_CTRL1, 0x38020041}, 63 {RT5514_SRC_CTRL, 0x44000eee}, 64 {RT5514_ANA_CTRL_LDO10, 0x00028604}, 65 {RT5514_ANA_CTRL_ADCFED, 0x00000800}, 66 {RT5514_ASRC_IN_CTRL1, 0x00000003}, 67 {RT5514_DOWNFILTER0_CTRL3, 0x10000352}, 68 {RT5514_DOWNFILTER1_CTRL3, 0x10000352}, 69 }; 70 71 static const struct reg_default rt5514_reg[] = { 72 {RT5514_RESET, 0x00000000}, 73 {RT5514_PWR_ANA1, 0x00808880}, 74 {RT5514_PWR_ANA2, 0x00220000}, 75 {RT5514_I2S_CTRL1, 0x00000330}, 76 {RT5514_I2S_CTRL2, 0x20000000}, 77 {RT5514_VAD_CTRL6, 0xc00007d2}, 78 {RT5514_EXT_VAD_CTRL, 0x80000080}, 79 {RT5514_DIG_IO_CTRL, 0x00000040}, 80 {RT5514_PAD_CTRL1, 0x00804000}, 81 {RT5514_DMIC_DATA_CTRL, 0x00000005}, 82 {RT5514_DIG_SOURCE_CTRL, 0x00000002}, 83 {RT5514_SRC_CTRL, 0x44000eee}, 84 {RT5514_DOWNFILTER2_CTRL1, 0x0000882f}, 85 {RT5514_PLL_SOURCE_CTRL, 0x00000004}, 86 {RT5514_CLK_CTRL1, 0x38020041}, 87 {RT5514_CLK_CTRL2, 0x00000000}, 88 {RT5514_PLL3_CALIB_CTRL1, 0x00400200}, 89 {RT5514_PLL3_CALIB_CTRL5, 0x40220012}, 90 {RT5514_DELAY_BUF_CTRL1, 0x7fff006a}, 91 {RT5514_DELAY_BUF_CTRL3, 0x00000000}, 92 {RT5514_ASRC_IN_CTRL1, 0x00000003}, 93 {RT5514_DOWNFILTER0_CTRL1, 0x00020c2f}, 94 {RT5514_DOWNFILTER0_CTRL2, 0x00020c2f}, 95 {RT5514_DOWNFILTER0_CTRL3, 0x10000352}, 96 {RT5514_DOWNFILTER1_CTRL1, 0x00020c2f}, 97 {RT5514_DOWNFILTER1_CTRL2, 0x00020c2f}, 98 {RT5514_DOWNFILTER1_CTRL3, 0x10000352}, 99 {RT5514_ANA_CTRL_LDO10, 0x00028604}, 100 {RT5514_ANA_CTRL_LDO18_16, 0x02000345}, 101 {RT5514_ANA_CTRL_ADC12, 0x0000a2a8}, 102 {RT5514_ANA_CTRL_ADC21, 0x00001180}, 103 {RT5514_ANA_CTRL_ADC22, 0x0000aaa8}, 104 {RT5514_ANA_CTRL_ADC23, 0x00151427}, 105 {RT5514_ANA_CTRL_MICBST, 0x00002000}, 106 {RT5514_ANA_CTRL_ADCFED, 0x00000800}, 107 {RT5514_ANA_CTRL_INBUF, 0x00000143}, 108 {RT5514_ANA_CTRL_VREF, 0x00008d50}, 109 {RT5514_ANA_CTRL_PLL3, 0x0000000e}, 110 {RT5514_ANA_CTRL_PLL1_1, 0x00000000}, 111 {RT5514_ANA_CTRL_PLL1_2, 0x00030220}, 112 {RT5514_DMIC_LP_CTRL, 0x00000000}, 113 {RT5514_MISC_CTRL_DSP, 0x00000000}, 114 {RT5514_DSP_CTRL1, 0x00055149}, 115 {RT5514_DSP_CTRL3, 0x00000006}, 116 {RT5514_DSP_CTRL4, 0x00000001}, 117 {RT5514_VENDOR_ID1, 0x00000001}, 118 {RT5514_VENDOR_ID2, 0x10ec5514}, 119 }; 120 121 static void rt5514_enable_dsp_prepare(struct rt5514_priv *rt5514) 122 { 123 /* Reset */ 124 regmap_write(rt5514->i2c_regmap, 0x18002000, 0x000010ec); 125 /* LDO_I_limit */ 126 regmap_write(rt5514->i2c_regmap, 0x18002200, 0x00028604); 127 /* I2C bypass enable */ 128 regmap_write(rt5514->i2c_regmap, 0xfafafafa, 0x00000001); 129 /* mini-core reset */ 130 regmap_write(rt5514->i2c_regmap, 0x18002f00, 0x0005514b); 131 regmap_write(rt5514->i2c_regmap, 0x18002f00, 0x00055149); 132 /* I2C bypass disable */ 133 regmap_write(rt5514->i2c_regmap, 0xfafafafa, 0x00000000); 134 /* PIN config */ 135 regmap_write(rt5514->i2c_regmap, 0x18002070, 0x00000040); 136 /* PLL3(QN)=RCOSC*(10+2) */ 137 regmap_write(rt5514->i2c_regmap, 0x18002240, 0x0000000a); 138 /* PLL3 source=RCOSC, fsi=rt_clk */ 139 regmap_write(rt5514->i2c_regmap, 0x18002100, 0x0000000b); 140 /* Power on RCOSC, pll3 */ 141 regmap_write(rt5514->i2c_regmap, 0x18002004, 0x00808b81); 142 /* DSP clk source = pll3, ENABLE DSP clk */ 143 regmap_write(rt5514->i2c_regmap, 0x18002f08, 0x00000005); 144 /* Enable DSP clk auto switch */ 145 regmap_write(rt5514->i2c_regmap, 0x18001114, 0x00000001); 146 /* Reduce DSP power */ 147 regmap_write(rt5514->i2c_regmap, 0x18001118, 0x00000001); 148 } 149 150 static bool rt5514_volatile_register(struct device *dev, unsigned int reg) 151 { 152 switch (reg) { 153 case RT5514_VENDOR_ID1: 154 case RT5514_VENDOR_ID2: 155 return true; 156 157 default: 158 return false; 159 } 160 } 161 162 static bool rt5514_readable_register(struct device *dev, unsigned int reg) 163 { 164 switch (reg) { 165 case RT5514_RESET: 166 case RT5514_PWR_ANA1: 167 case RT5514_PWR_ANA2: 168 case RT5514_I2S_CTRL1: 169 case RT5514_I2S_CTRL2: 170 case RT5514_VAD_CTRL6: 171 case RT5514_EXT_VAD_CTRL: 172 case RT5514_DIG_IO_CTRL: 173 case RT5514_PAD_CTRL1: 174 case RT5514_DMIC_DATA_CTRL: 175 case RT5514_DIG_SOURCE_CTRL: 176 case RT5514_SRC_CTRL: 177 case RT5514_DOWNFILTER2_CTRL1: 178 case RT5514_PLL_SOURCE_CTRL: 179 case RT5514_CLK_CTRL1: 180 case RT5514_CLK_CTRL2: 181 case RT5514_PLL3_CALIB_CTRL1: 182 case RT5514_PLL3_CALIB_CTRL5: 183 case RT5514_DELAY_BUF_CTRL1: 184 case RT5514_DELAY_BUF_CTRL3: 185 case RT5514_ASRC_IN_CTRL1: 186 case RT5514_DOWNFILTER0_CTRL1: 187 case RT5514_DOWNFILTER0_CTRL2: 188 case RT5514_DOWNFILTER0_CTRL3: 189 case RT5514_DOWNFILTER1_CTRL1: 190 case RT5514_DOWNFILTER1_CTRL2: 191 case RT5514_DOWNFILTER1_CTRL3: 192 case RT5514_ANA_CTRL_LDO10: 193 case RT5514_ANA_CTRL_LDO18_16: 194 case RT5514_ANA_CTRL_ADC12: 195 case RT5514_ANA_CTRL_ADC21: 196 case RT5514_ANA_CTRL_ADC22: 197 case RT5514_ANA_CTRL_ADC23: 198 case RT5514_ANA_CTRL_MICBST: 199 case RT5514_ANA_CTRL_ADCFED: 200 case RT5514_ANA_CTRL_INBUF: 201 case RT5514_ANA_CTRL_VREF: 202 case RT5514_ANA_CTRL_PLL3: 203 case RT5514_ANA_CTRL_PLL1_1: 204 case RT5514_ANA_CTRL_PLL1_2: 205 case RT5514_DMIC_LP_CTRL: 206 case RT5514_MISC_CTRL_DSP: 207 case RT5514_DSP_CTRL1: 208 case RT5514_DSP_CTRL3: 209 case RT5514_DSP_CTRL4: 210 case RT5514_VENDOR_ID1: 211 case RT5514_VENDOR_ID2: 212 return true; 213 214 default: 215 return false; 216 } 217 } 218 219 static bool rt5514_i2c_readable_register(struct device *dev, 220 unsigned int reg) 221 { 222 switch (reg) { 223 case RT5514_DSP_MAPPING | RT5514_RESET: 224 case RT5514_DSP_MAPPING | RT5514_PWR_ANA1: 225 case RT5514_DSP_MAPPING | RT5514_PWR_ANA2: 226 case RT5514_DSP_MAPPING | RT5514_I2S_CTRL1: 227 case RT5514_DSP_MAPPING | RT5514_I2S_CTRL2: 228 case RT5514_DSP_MAPPING | RT5514_VAD_CTRL6: 229 case RT5514_DSP_MAPPING | RT5514_EXT_VAD_CTRL: 230 case RT5514_DSP_MAPPING | RT5514_DIG_IO_CTRL: 231 case RT5514_DSP_MAPPING | RT5514_PAD_CTRL1: 232 case RT5514_DSP_MAPPING | RT5514_DMIC_DATA_CTRL: 233 case RT5514_DSP_MAPPING | RT5514_DIG_SOURCE_CTRL: 234 case RT5514_DSP_MAPPING | RT5514_SRC_CTRL: 235 case RT5514_DSP_MAPPING | RT5514_DOWNFILTER2_CTRL1: 236 case RT5514_DSP_MAPPING | RT5514_PLL_SOURCE_CTRL: 237 case RT5514_DSP_MAPPING | RT5514_CLK_CTRL1: 238 case RT5514_DSP_MAPPING | RT5514_CLK_CTRL2: 239 case RT5514_DSP_MAPPING | RT5514_PLL3_CALIB_CTRL1: 240 case RT5514_DSP_MAPPING | RT5514_PLL3_CALIB_CTRL5: 241 case RT5514_DSP_MAPPING | RT5514_DELAY_BUF_CTRL1: 242 case RT5514_DSP_MAPPING | RT5514_DELAY_BUF_CTRL3: 243 case RT5514_DSP_MAPPING | RT5514_ASRC_IN_CTRL1: 244 case RT5514_DSP_MAPPING | RT5514_DOWNFILTER0_CTRL1: 245 case RT5514_DSP_MAPPING | RT5514_DOWNFILTER0_CTRL2: 246 case RT5514_DSP_MAPPING | RT5514_DOWNFILTER0_CTRL3: 247 case RT5514_DSP_MAPPING | RT5514_DOWNFILTER1_CTRL1: 248 case RT5514_DSP_MAPPING | RT5514_DOWNFILTER1_CTRL2: 249 case RT5514_DSP_MAPPING | RT5514_DOWNFILTER1_CTRL3: 250 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_LDO10: 251 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_LDO18_16: 252 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC12: 253 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC21: 254 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC22: 255 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC23: 256 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_MICBST: 257 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADCFED: 258 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_INBUF: 259 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_VREF: 260 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_PLL3: 261 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_PLL1_1: 262 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_PLL1_2: 263 case RT5514_DSP_MAPPING | RT5514_DMIC_LP_CTRL: 264 case RT5514_DSP_MAPPING | RT5514_MISC_CTRL_DSP: 265 case RT5514_DSP_MAPPING | RT5514_DSP_CTRL1: 266 case RT5514_DSP_MAPPING | RT5514_DSP_CTRL3: 267 case RT5514_DSP_MAPPING | RT5514_DSP_CTRL4: 268 case RT5514_DSP_MAPPING | RT5514_VENDOR_ID1: 269 case RT5514_DSP_MAPPING | RT5514_VENDOR_ID2: 270 return true; 271 272 default: 273 return false; 274 } 275 } 276 277 /* {-3, 0, +3, +4.5, +7.5, +9.5, +12, +14, +17} dB */ 278 static const DECLARE_TLV_DB_RANGE(bst_tlv, 279 0, 2, TLV_DB_SCALE_ITEM(-300, 300, 0), 280 3, 3, TLV_DB_SCALE_ITEM(450, 0, 0), 281 4, 4, TLV_DB_SCALE_ITEM(750, 0, 0), 282 5, 5, TLV_DB_SCALE_ITEM(950, 0, 0), 283 6, 6, TLV_DB_SCALE_ITEM(1200, 0, 0), 284 7, 7, TLV_DB_SCALE_ITEM(1400, 0, 0), 285 8, 8, TLV_DB_SCALE_ITEM(1700, 0, 0) 286 ); 287 288 static const DECLARE_TLV_DB_SCALE(adc_vol_tlv, -1725, 75, 0); 289 290 static int rt5514_dsp_voice_wake_up_get(struct snd_kcontrol *kcontrol, 291 struct snd_ctl_elem_value *ucontrol) 292 { 293 struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); 294 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component); 295 296 ucontrol->value.integer.value[0] = rt5514->dsp_enabled; 297 298 return 0; 299 } 300 301 static int rt5514_calibration(struct rt5514_priv *rt5514, bool on) 302 { 303 if (on) { 304 regmap_write(rt5514->regmap, RT5514_ANA_CTRL_PLL3, 0x0000000a); 305 regmap_update_bits(rt5514->regmap, RT5514_PLL_SOURCE_CTRL, 0xf, 306 0xa); 307 regmap_update_bits(rt5514->regmap, RT5514_PWR_ANA1, 0x301, 308 0x301); 309 regmap_write(rt5514->regmap, RT5514_PLL3_CALIB_CTRL4, 310 0x80000000 | rt5514->pll3_cal_value); 311 regmap_write(rt5514->regmap, RT5514_PLL3_CALIB_CTRL1, 312 0x8bb80800); 313 regmap_update_bits(rt5514->regmap, RT5514_PLL3_CALIB_CTRL5, 314 0xc0000000, 0x80000000); 315 regmap_update_bits(rt5514->regmap, RT5514_PLL3_CALIB_CTRL5, 316 0xc0000000, 0xc0000000); 317 } else { 318 regmap_update_bits(rt5514->regmap, RT5514_PLL3_CALIB_CTRL5, 319 0xc0000000, 0x40000000); 320 regmap_update_bits(rt5514->regmap, RT5514_PWR_ANA1, 0x301, 0); 321 regmap_update_bits(rt5514->regmap, RT5514_PLL_SOURCE_CTRL, 0xf, 322 0x4); 323 } 324 325 return 0; 326 } 327 328 static int rt5514_dsp_voice_wake_up_put(struct snd_kcontrol *kcontrol, 329 struct snd_ctl_elem_value *ucontrol) 330 { 331 struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); 332 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component); 333 const struct firmware *fw = NULL; 334 u8 buf[8]; 335 336 if (ucontrol->value.integer.value[0] == rt5514->dsp_enabled) 337 return 0; 338 339 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) { 340 rt5514->dsp_enabled = ucontrol->value.integer.value[0]; 341 342 if (rt5514->dsp_enabled) { 343 if (rt5514->pdata.dsp_calib_clk_name && 344 !IS_ERR(rt5514->dsp_calib_clk)) { 345 if (clk_set_rate(rt5514->dsp_calib_clk, 346 rt5514->pdata.dsp_calib_clk_rate)) 347 dev_err(component->dev, 348 "Can't set rate for mclk"); 349 350 if (clk_prepare_enable(rt5514->dsp_calib_clk)) 351 dev_err(component->dev, 352 "Can't enable dsp_calib_clk"); 353 354 rt5514_calibration(rt5514, true); 355 356 msleep(20); 357 #if IS_ENABLED(CONFIG_SND_SOC_RT5514_SPI) 358 rt5514_spi_burst_read(RT5514_PLL3_CALIB_CTRL6 | 359 RT5514_DSP_MAPPING, buf, sizeof(buf)); 360 #else 361 dev_err(component->dev, "There is no SPI driver for" 362 " loading the firmware\n"); 363 memset(buf, 0, sizeof(buf)); 364 #endif 365 rt5514->pll3_cal_value = buf[0] | buf[1] << 8 | 366 buf[2] << 16 | buf[3] << 24; 367 368 rt5514_calibration(rt5514, false); 369 clk_disable_unprepare(rt5514->dsp_calib_clk); 370 } 371 372 rt5514_enable_dsp_prepare(rt5514); 373 374 request_firmware(&fw, RT5514_FIRMWARE1, component->dev); 375 if (fw) { 376 #if IS_ENABLED(CONFIG_SND_SOC_RT5514_SPI) 377 rt5514_spi_burst_write(0x4ff60000, fw->data, 378 ((fw->size/8)+1)*8); 379 #else 380 dev_err(component->dev, "There is no SPI driver for" 381 " loading the firmware\n"); 382 #endif 383 release_firmware(fw); 384 fw = NULL; 385 } 386 387 request_firmware(&fw, RT5514_FIRMWARE2, component->dev); 388 if (fw) { 389 #if IS_ENABLED(CONFIG_SND_SOC_RT5514_SPI) 390 rt5514_spi_burst_write(0x4ffc0000, fw->data, 391 ((fw->size/8)+1)*8); 392 #else 393 dev_err(component->dev, "There is no SPI driver for" 394 " loading the firmware\n"); 395 #endif 396 release_firmware(fw); 397 fw = NULL; 398 } 399 400 /* DSP run */ 401 regmap_write(rt5514->i2c_regmap, 0x18002f00, 402 0x00055148); 403 404 if (rt5514->pdata.dsp_calib_clk_name && 405 !IS_ERR(rt5514->dsp_calib_clk)) { 406 msleep(20); 407 408 regmap_write(rt5514->i2c_regmap, 0x1800211c, 409 rt5514->pll3_cal_value); 410 regmap_write(rt5514->i2c_regmap, 0x18002124, 411 0x00220012); 412 regmap_write(rt5514->i2c_regmap, 0x18002124, 413 0x80220042); 414 regmap_write(rt5514->i2c_regmap, 0x18002124, 415 0xe0220042); 416 } 417 } else { 418 regmap_multi_reg_write(rt5514->i2c_regmap, 419 rt5514_i2c_patch, ARRAY_SIZE(rt5514_i2c_patch)); 420 regcache_mark_dirty(rt5514->regmap); 421 regcache_sync(rt5514->regmap); 422 } 423 } 424 425 return 0; 426 } 427 428 static const struct snd_kcontrol_new rt5514_snd_controls[] = { 429 SOC_DOUBLE_TLV("MIC Boost Volume", RT5514_ANA_CTRL_MICBST, 430 RT5514_SEL_BSTL_SFT, RT5514_SEL_BSTR_SFT, 8, 0, bst_tlv), 431 SOC_DOUBLE_R_TLV("ADC1 Capture Volume", RT5514_DOWNFILTER0_CTRL1, 432 RT5514_DOWNFILTER0_CTRL2, RT5514_AD_GAIN_SFT, 63, 0, 433 adc_vol_tlv), 434 SOC_DOUBLE_R_TLV("ADC2 Capture Volume", RT5514_DOWNFILTER1_CTRL1, 435 RT5514_DOWNFILTER1_CTRL2, RT5514_AD_GAIN_SFT, 63, 0, 436 adc_vol_tlv), 437 SOC_SINGLE_EXT("DSP Voice Wake Up", SND_SOC_NOPM, 0, 1, 0, 438 rt5514_dsp_voice_wake_up_get, rt5514_dsp_voice_wake_up_put), 439 }; 440 441 /* ADC Mixer*/ 442 static const struct snd_kcontrol_new rt5514_sto1_adc_l_mix[] = { 443 SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER0_CTRL1, 444 RT5514_AD_DMIC_MIX_BIT, 1, 1), 445 SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER0_CTRL1, 446 RT5514_AD_AD_MIX_BIT, 1, 1), 447 }; 448 449 static const struct snd_kcontrol_new rt5514_sto1_adc_r_mix[] = { 450 SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER0_CTRL2, 451 RT5514_AD_DMIC_MIX_BIT, 1, 1), 452 SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER0_CTRL2, 453 RT5514_AD_AD_MIX_BIT, 1, 1), 454 }; 455 456 static const struct snd_kcontrol_new rt5514_sto2_adc_l_mix[] = { 457 SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER1_CTRL1, 458 RT5514_AD_DMIC_MIX_BIT, 1, 1), 459 SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER1_CTRL1, 460 RT5514_AD_AD_MIX_BIT, 1, 1), 461 }; 462 463 static const struct snd_kcontrol_new rt5514_sto2_adc_r_mix[] = { 464 SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER1_CTRL2, 465 RT5514_AD_DMIC_MIX_BIT, 1, 1), 466 SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER1_CTRL2, 467 RT5514_AD_AD_MIX_BIT, 1, 1), 468 }; 469 470 /* DMIC Source */ 471 static const char * const rt5514_dmic_src[] = { 472 "DMIC1", "DMIC2" 473 }; 474 475 static SOC_ENUM_SINGLE_DECL( 476 rt5514_stereo1_dmic_enum, RT5514_DIG_SOURCE_CTRL, 477 RT5514_AD0_DMIC_INPUT_SEL_SFT, rt5514_dmic_src); 478 479 static const struct snd_kcontrol_new rt5514_sto1_dmic_mux = 480 SOC_DAPM_ENUM("Stereo1 DMIC Source", rt5514_stereo1_dmic_enum); 481 482 static SOC_ENUM_SINGLE_DECL( 483 rt5514_stereo2_dmic_enum, RT5514_DIG_SOURCE_CTRL, 484 RT5514_AD1_DMIC_INPUT_SEL_SFT, rt5514_dmic_src); 485 486 static const struct snd_kcontrol_new rt5514_sto2_dmic_mux = 487 SOC_DAPM_ENUM("Stereo2 DMIC Source", rt5514_stereo2_dmic_enum); 488 489 /** 490 * rt5514_calc_dmic_clk - Calculate the frequency divider parameter of dmic. 491 * 492 * @rate: base clock rate. 493 * 494 * Choose divider parameter that gives the highest possible DMIC frequency in 495 * 1MHz - 3MHz range. 496 */ 497 static int rt5514_calc_dmic_clk(struct snd_soc_component *component, int rate) 498 { 499 int div[] = {2, 3, 4, 8, 12, 16, 24, 32}; 500 int i; 501 502 if (rate < 1000000 * div[0]) { 503 pr_warn("Base clock rate %d is too low\n", rate); 504 return -EINVAL; 505 } 506 507 for (i = 0; i < ARRAY_SIZE(div); i++) { 508 /* find divider that gives DMIC frequency below 3.072MHz */ 509 if (3072000 * div[i] >= rate) 510 return i; 511 } 512 513 dev_warn(component->dev, "Base clock rate %d is too high\n", rate); 514 return -EINVAL; 515 } 516 517 static int rt5514_set_dmic_clk(struct snd_soc_dapm_widget *w, 518 struct snd_kcontrol *kcontrol, int event) 519 { 520 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 521 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component); 522 int idx; 523 524 idx = rt5514_calc_dmic_clk(component, rt5514->sysclk); 525 if (idx < 0) 526 dev_err(component->dev, "Failed to set DMIC clock\n"); 527 else 528 regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL1, 529 RT5514_CLK_DMIC_OUT_SEL_MASK, 530 idx << RT5514_CLK_DMIC_OUT_SEL_SFT); 531 532 if (rt5514->pdata.dmic_init_delay) 533 msleep(rt5514->pdata.dmic_init_delay); 534 535 return idx; 536 } 537 538 static int rt5514_is_sys_clk_from_pll(struct snd_soc_dapm_widget *source, 539 struct snd_soc_dapm_widget *sink) 540 { 541 struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm); 542 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component); 543 544 if (rt5514->sysclk_src == RT5514_SCLK_S_PLL1) 545 return 1; 546 else 547 return 0; 548 } 549 550 static int rt5514_i2s_use_asrc(struct snd_soc_dapm_widget *source, 551 struct snd_soc_dapm_widget *sink) 552 { 553 struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm); 554 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component); 555 556 return (rt5514->sysclk > rt5514->lrck * 384); 557 } 558 559 static const struct snd_soc_dapm_widget rt5514_dapm_widgets[] = { 560 /* Input Lines */ 561 SND_SOC_DAPM_INPUT("DMIC1L"), 562 SND_SOC_DAPM_INPUT("DMIC1R"), 563 SND_SOC_DAPM_INPUT("DMIC2L"), 564 SND_SOC_DAPM_INPUT("DMIC2R"), 565 566 SND_SOC_DAPM_INPUT("AMICL"), 567 SND_SOC_DAPM_INPUT("AMICR"), 568 569 SND_SOC_DAPM_PGA("DMIC1", SND_SOC_NOPM, 0, 0, NULL, 0), 570 SND_SOC_DAPM_PGA("DMIC2", SND_SOC_NOPM, 0, 0, NULL, 0), 571 572 SND_SOC_DAPM_SUPPLY_S("DMIC CLK", 1, SND_SOC_NOPM, 0, 0, 573 rt5514_set_dmic_clk, SND_SOC_DAPM_PRE_PMU), 574 575 SND_SOC_DAPM_SUPPLY("ADC CLK", RT5514_CLK_CTRL1, 576 RT5514_CLK_AD_ANA1_EN_BIT, 0, NULL, 0), 577 578 SND_SOC_DAPM_SUPPLY("LDO18 IN", RT5514_PWR_ANA1, 579 RT5514_POW_LDO18_IN_BIT, 0, NULL, 0), 580 SND_SOC_DAPM_SUPPLY("LDO18 ADC", RT5514_PWR_ANA1, 581 RT5514_POW_LDO18_ADC_BIT, 0, NULL, 0), 582 SND_SOC_DAPM_SUPPLY("LDO21", RT5514_PWR_ANA1, RT5514_POW_LDO21_BIT, 0, 583 NULL, 0), 584 SND_SOC_DAPM_SUPPLY("BG LDO18 IN", RT5514_PWR_ANA1, 585 RT5514_POW_BG_LDO18_IN_BIT, 0, NULL, 0), 586 SND_SOC_DAPM_SUPPLY("BG LDO21", RT5514_PWR_ANA1, 587 RT5514_POW_BG_LDO21_BIT, 0, NULL, 0), 588 SND_SOC_DAPM_SUPPLY("BG MBIAS", RT5514_PWR_ANA2, 589 RT5514_POW_BG_MBIAS_BIT, 0, NULL, 0), 590 SND_SOC_DAPM_SUPPLY("MBIAS", RT5514_PWR_ANA2, RT5514_POW_MBIAS_BIT, 0, 591 NULL, 0), 592 SND_SOC_DAPM_SUPPLY("VREF2", RT5514_PWR_ANA2, RT5514_POW_VREF2_BIT, 0, 593 NULL, 0), 594 SND_SOC_DAPM_SUPPLY("VREF1", RT5514_PWR_ANA2, RT5514_POW_VREF1_BIT, 0, 595 NULL, 0), 596 SND_SOC_DAPM_SUPPLY("ADC Power", SND_SOC_NOPM, 0, 0, NULL, 0), 597 598 599 SND_SOC_DAPM_SUPPLY("LDO16L", RT5514_PWR_ANA2, RT5514_POWL_LDO16_BIT, 0, 600 NULL, 0), 601 SND_SOC_DAPM_SUPPLY("ADC1L", RT5514_PWR_ANA2, RT5514_POW_ADC1_L_BIT, 0, 602 NULL, 0), 603 SND_SOC_DAPM_SUPPLY("BSTL2", RT5514_PWR_ANA2, RT5514_POW2_BSTL_BIT, 0, 604 NULL, 0), 605 SND_SOC_DAPM_SUPPLY("BSTL", RT5514_PWR_ANA2, RT5514_POW_BSTL_BIT, 0, 606 NULL, 0), 607 SND_SOC_DAPM_SUPPLY("ADCFEDL", RT5514_PWR_ANA2, RT5514_POW_ADCFEDL_BIT, 608 0, NULL, 0), 609 SND_SOC_DAPM_SUPPLY("ADCL Power", SND_SOC_NOPM, 0, 0, NULL, 0), 610 611 SND_SOC_DAPM_SUPPLY("LDO16R", RT5514_PWR_ANA2, RT5514_POWR_LDO16_BIT, 0, 612 NULL, 0), 613 SND_SOC_DAPM_SUPPLY("ADC1R", RT5514_PWR_ANA2, RT5514_POW_ADC1_R_BIT, 0, 614 NULL, 0), 615 SND_SOC_DAPM_SUPPLY("BSTR2", RT5514_PWR_ANA2, RT5514_POW2_BSTR_BIT, 0, 616 NULL, 0), 617 SND_SOC_DAPM_SUPPLY("BSTR", RT5514_PWR_ANA2, RT5514_POW_BSTR_BIT, 0, 618 NULL, 0), 619 SND_SOC_DAPM_SUPPLY("ADCFEDR", RT5514_PWR_ANA2, RT5514_POW_ADCFEDR_BIT, 620 0, NULL, 0), 621 SND_SOC_DAPM_SUPPLY("ADCR Power", SND_SOC_NOPM, 0, 0, NULL, 0), 622 623 SND_SOC_DAPM_SUPPLY("PLL1 LDO ENABLE", RT5514_ANA_CTRL_PLL1_2, 624 RT5514_EN_LDO_PLL1_BIT, 0, NULL, 0), 625 SND_SOC_DAPM_SUPPLY("PLL1 LDO", RT5514_PWR_ANA2, 626 RT5514_POW_PLL1_LDO_BIT, 0, NULL, 0), 627 SND_SOC_DAPM_SUPPLY("PLL1", RT5514_PWR_ANA2, RT5514_POW_PLL1_BIT, 0, 628 NULL, 0), 629 SND_SOC_DAPM_SUPPLY_S("ASRC AD1", 1, RT5514_CLK_CTRL2, 630 RT5514_CLK_AD0_ASRC_EN_BIT, 0, NULL, 0), 631 SND_SOC_DAPM_SUPPLY_S("ASRC AD2", 1, RT5514_CLK_CTRL2, 632 RT5514_CLK_AD1_ASRC_EN_BIT, 0, NULL, 0), 633 634 /* ADC Mux */ 635 SND_SOC_DAPM_MUX("Stereo1 DMIC Mux", SND_SOC_NOPM, 0, 0, 636 &rt5514_sto1_dmic_mux), 637 SND_SOC_DAPM_MUX("Stereo2 DMIC Mux", SND_SOC_NOPM, 0, 0, 638 &rt5514_sto2_dmic_mux), 639 640 /* ADC Mixer */ 641 SND_SOC_DAPM_SUPPLY("adc stereo1 filter", RT5514_CLK_CTRL1, 642 RT5514_CLK_AD0_EN_BIT, 0, NULL, 0), 643 SND_SOC_DAPM_SUPPLY("adc stereo2 filter", RT5514_CLK_CTRL1, 644 RT5514_CLK_AD1_EN_BIT, 0, NULL, 0), 645 646 SND_SOC_DAPM_MIXER("Sto1 ADC MIXL", SND_SOC_NOPM, 0, 0, 647 rt5514_sto1_adc_l_mix, ARRAY_SIZE(rt5514_sto1_adc_l_mix)), 648 SND_SOC_DAPM_MIXER("Sto1 ADC MIXR", SND_SOC_NOPM, 0, 0, 649 rt5514_sto1_adc_r_mix, ARRAY_SIZE(rt5514_sto1_adc_r_mix)), 650 SND_SOC_DAPM_MIXER("Sto2 ADC MIXL", SND_SOC_NOPM, 0, 0, 651 rt5514_sto2_adc_l_mix, ARRAY_SIZE(rt5514_sto2_adc_l_mix)), 652 SND_SOC_DAPM_MIXER("Sto2 ADC MIXR", SND_SOC_NOPM, 0, 0, 653 rt5514_sto2_adc_r_mix, ARRAY_SIZE(rt5514_sto2_adc_r_mix)), 654 655 SND_SOC_DAPM_ADC("Stereo1 ADC MIXL", NULL, RT5514_DOWNFILTER0_CTRL1, 656 RT5514_AD_AD_MUTE_BIT, 1), 657 SND_SOC_DAPM_ADC("Stereo1 ADC MIXR", NULL, RT5514_DOWNFILTER0_CTRL2, 658 RT5514_AD_AD_MUTE_BIT, 1), 659 SND_SOC_DAPM_ADC("Stereo2 ADC MIXL", NULL, RT5514_DOWNFILTER1_CTRL1, 660 RT5514_AD_AD_MUTE_BIT, 1), 661 SND_SOC_DAPM_ADC("Stereo2 ADC MIXR", NULL, RT5514_DOWNFILTER1_CTRL2, 662 RT5514_AD_AD_MUTE_BIT, 1), 663 664 /* ADC PGA */ 665 SND_SOC_DAPM_PGA("Stereo1 ADC MIX", SND_SOC_NOPM, 0, 0, NULL, 0), 666 SND_SOC_DAPM_PGA("Stereo2 ADC MIX", SND_SOC_NOPM, 0, 0, NULL, 0), 667 668 /* Audio Interface */ 669 SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0), 670 }; 671 672 static const struct snd_soc_dapm_route rt5514_dapm_routes[] = { 673 { "DMIC1", NULL, "DMIC1L" }, 674 { "DMIC1", NULL, "DMIC1R" }, 675 { "DMIC2", NULL, "DMIC2L" }, 676 { "DMIC2", NULL, "DMIC2R" }, 677 678 { "DMIC1L", NULL, "DMIC CLK" }, 679 { "DMIC1R", NULL, "DMIC CLK" }, 680 { "DMIC2L", NULL, "DMIC CLK" }, 681 { "DMIC2R", NULL, "DMIC CLK" }, 682 683 { "Stereo1 DMIC Mux", "DMIC1", "DMIC1" }, 684 { "Stereo1 DMIC Mux", "DMIC2", "DMIC2" }, 685 686 { "Sto1 ADC MIXL", "DMIC Switch", "Stereo1 DMIC Mux" }, 687 { "Sto1 ADC MIXL", "ADC Switch", "AMICL" }, 688 { "Sto1 ADC MIXR", "DMIC Switch", "Stereo1 DMIC Mux" }, 689 { "Sto1 ADC MIXR", "ADC Switch", "AMICR" }, 690 691 { "ADC Power", NULL, "LDO18 IN" }, 692 { "ADC Power", NULL, "LDO18 ADC" }, 693 { "ADC Power", NULL, "LDO21" }, 694 { "ADC Power", NULL, "BG LDO18 IN" }, 695 { "ADC Power", NULL, "BG LDO21" }, 696 { "ADC Power", NULL, "BG MBIAS" }, 697 { "ADC Power", NULL, "MBIAS" }, 698 { "ADC Power", NULL, "VREF2" }, 699 { "ADC Power", NULL, "VREF1" }, 700 701 { "ADCL Power", NULL, "LDO16L" }, 702 { "ADCL Power", NULL, "ADC1L" }, 703 { "ADCL Power", NULL, "BSTL2" }, 704 { "ADCL Power", NULL, "BSTL" }, 705 { "ADCL Power", NULL, "ADCFEDL" }, 706 707 { "ADCR Power", NULL, "LDO16R" }, 708 { "ADCR Power", NULL, "ADC1R" }, 709 { "ADCR Power", NULL, "BSTR2" }, 710 { "ADCR Power", NULL, "BSTR" }, 711 { "ADCR Power", NULL, "ADCFEDR" }, 712 713 { "AMICL", NULL, "ADC CLK" }, 714 { "AMICL", NULL, "ADC Power" }, 715 { "AMICL", NULL, "ADCL Power" }, 716 { "AMICR", NULL, "ADC CLK" }, 717 { "AMICR", NULL, "ADC Power" }, 718 { "AMICR", NULL, "ADCR Power" }, 719 720 { "PLL1 LDO", NULL, "PLL1 LDO ENABLE" }, 721 { "PLL1", NULL, "PLL1 LDO" }, 722 723 { "Stereo1 ADC MIXL", NULL, "Sto1 ADC MIXL" }, 724 { "Stereo1 ADC MIXR", NULL, "Sto1 ADC MIXR" }, 725 726 { "Stereo1 ADC MIX", NULL, "Stereo1 ADC MIXL" }, 727 { "Stereo1 ADC MIX", NULL, "Stereo1 ADC MIXR" }, 728 { "Stereo1 ADC MIX", NULL, "adc stereo1 filter" }, 729 { "adc stereo1 filter", NULL, "PLL1", rt5514_is_sys_clk_from_pll }, 730 { "adc stereo1 filter", NULL, "ASRC AD1", rt5514_i2s_use_asrc }, 731 732 { "Stereo2 DMIC Mux", "DMIC1", "DMIC1" }, 733 { "Stereo2 DMIC Mux", "DMIC2", "DMIC2" }, 734 735 { "Sto2 ADC MIXL", "DMIC Switch", "Stereo2 DMIC Mux" }, 736 { "Sto2 ADC MIXL", "ADC Switch", "AMICL" }, 737 { "Sto2 ADC MIXR", "DMIC Switch", "Stereo2 DMIC Mux" }, 738 { "Sto2 ADC MIXR", "ADC Switch", "AMICR" }, 739 740 { "Stereo2 ADC MIXL", NULL, "Sto2 ADC MIXL" }, 741 { "Stereo2 ADC MIXR", NULL, "Sto2 ADC MIXR" }, 742 743 { "Stereo2 ADC MIX", NULL, "Stereo2 ADC MIXL" }, 744 { "Stereo2 ADC MIX", NULL, "Stereo2 ADC MIXR" }, 745 { "Stereo2 ADC MIX", NULL, "adc stereo2 filter" }, 746 { "adc stereo2 filter", NULL, "PLL1", rt5514_is_sys_clk_from_pll }, 747 { "adc stereo2 filter", NULL, "ASRC AD2", rt5514_i2s_use_asrc }, 748 749 { "AIF1TX", NULL, "Stereo1 ADC MIX"}, 750 { "AIF1TX", NULL, "Stereo2 ADC MIX"}, 751 }; 752 753 static int rt5514_hw_params(struct snd_pcm_substream *substream, 754 struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) 755 { 756 struct snd_soc_component *component = dai->component; 757 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component); 758 int pre_div, bclk_ms, frame_size; 759 unsigned int val_len = 0; 760 761 rt5514->lrck = params_rate(params); 762 pre_div = rl6231_get_clk_info(rt5514->sysclk, rt5514->lrck); 763 if (pre_div < 0) { 764 dev_err(component->dev, "Unsupported clock setting\n"); 765 return -EINVAL; 766 } 767 768 frame_size = snd_soc_params_to_frame_size(params); 769 if (frame_size < 0) { 770 dev_err(component->dev, "Unsupported frame size: %d\n", frame_size); 771 return -EINVAL; 772 } 773 774 bclk_ms = frame_size > 32; 775 rt5514->bclk = rt5514->lrck * (32 << bclk_ms); 776 777 dev_dbg(dai->dev, "bclk is %dHz and lrck is %dHz\n", 778 rt5514->bclk, rt5514->lrck); 779 dev_dbg(dai->dev, "bclk_ms is %d and pre_div is %d for iis %d\n", 780 bclk_ms, pre_div, dai->id); 781 782 switch (params_format(params)) { 783 case SNDRV_PCM_FORMAT_S16_LE: 784 break; 785 case SNDRV_PCM_FORMAT_S20_3LE: 786 val_len = RT5514_I2S_DL_20; 787 break; 788 case SNDRV_PCM_FORMAT_S24_LE: 789 val_len = RT5514_I2S_DL_24; 790 break; 791 case SNDRV_PCM_FORMAT_S8: 792 val_len = RT5514_I2S_DL_8; 793 break; 794 default: 795 return -EINVAL; 796 } 797 798 regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL1, RT5514_I2S_DL_MASK, 799 val_len); 800 regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL1, 801 RT5514_CLK_AD_ANA1_SEL_MASK, 802 (pre_div + 1) << RT5514_CLK_AD_ANA1_SEL_SFT); 803 regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL2, 804 RT5514_CLK_SYS_DIV_OUT_MASK | RT5514_SEL_ADC_OSR_MASK, 805 pre_div << RT5514_CLK_SYS_DIV_OUT_SFT | 806 pre_div << RT5514_SEL_ADC_OSR_SFT); 807 808 return 0; 809 } 810 811 static int rt5514_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) 812 { 813 struct snd_soc_component *component = dai->component; 814 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component); 815 unsigned int reg_val = 0; 816 817 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 818 case SND_SOC_DAIFMT_NB_NF: 819 break; 820 821 case SND_SOC_DAIFMT_NB_IF: 822 reg_val |= RT5514_I2S_LR_INV; 823 break; 824 825 case SND_SOC_DAIFMT_IB_NF: 826 reg_val |= RT5514_I2S_BP_INV; 827 break; 828 829 case SND_SOC_DAIFMT_IB_IF: 830 reg_val |= RT5514_I2S_BP_INV | RT5514_I2S_LR_INV; 831 break; 832 833 default: 834 return -EINVAL; 835 } 836 837 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 838 case SND_SOC_DAIFMT_I2S: 839 break; 840 841 case SND_SOC_DAIFMT_LEFT_J: 842 reg_val |= RT5514_I2S_DF_LEFT; 843 break; 844 845 case SND_SOC_DAIFMT_DSP_A: 846 reg_val |= RT5514_I2S_DF_PCM_A; 847 break; 848 849 case SND_SOC_DAIFMT_DSP_B: 850 reg_val |= RT5514_I2S_DF_PCM_B; 851 break; 852 853 default: 854 return -EINVAL; 855 } 856 857 regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL1, 858 RT5514_I2S_DF_MASK | RT5514_I2S_BP_MASK | RT5514_I2S_LR_MASK, 859 reg_val); 860 861 return 0; 862 } 863 864 static int rt5514_set_dai_sysclk(struct snd_soc_dai *dai, 865 int clk_id, unsigned int freq, int dir) 866 { 867 struct snd_soc_component *component = dai->component; 868 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component); 869 unsigned int reg_val = 0; 870 871 if (freq == rt5514->sysclk && clk_id == rt5514->sysclk_src) 872 return 0; 873 874 switch (clk_id) { 875 case RT5514_SCLK_S_MCLK: 876 reg_val |= RT5514_CLK_SYS_PRE_SEL_MCLK; 877 break; 878 879 case RT5514_SCLK_S_PLL1: 880 reg_val |= RT5514_CLK_SYS_PRE_SEL_PLL; 881 break; 882 883 default: 884 dev_err(component->dev, "Invalid clock id (%d)\n", clk_id); 885 return -EINVAL; 886 } 887 888 regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL2, 889 RT5514_CLK_SYS_PRE_SEL_MASK, reg_val); 890 891 rt5514->sysclk = freq; 892 rt5514->sysclk_src = clk_id; 893 894 dev_dbg(dai->dev, "Sysclk is %dHz and clock id is %d\n", freq, clk_id); 895 896 return 0; 897 } 898 899 static int rt5514_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source, 900 unsigned int freq_in, unsigned int freq_out) 901 { 902 struct snd_soc_component *component = dai->component; 903 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component); 904 struct rl6231_pll_code pll_code; 905 int ret; 906 907 if (!freq_in || !freq_out) { 908 dev_dbg(component->dev, "PLL disabled\n"); 909 910 rt5514->pll_in = 0; 911 rt5514->pll_out = 0; 912 regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL2, 913 RT5514_CLK_SYS_PRE_SEL_MASK, 914 RT5514_CLK_SYS_PRE_SEL_MCLK); 915 916 return 0; 917 } 918 919 if (source == rt5514->pll_src && freq_in == rt5514->pll_in && 920 freq_out == rt5514->pll_out) 921 return 0; 922 923 switch (source) { 924 case RT5514_PLL1_S_MCLK: 925 regmap_update_bits(rt5514->regmap, RT5514_PLL_SOURCE_CTRL, 926 RT5514_PLL_1_SEL_MASK, RT5514_PLL_1_SEL_MCLK); 927 break; 928 929 case RT5514_PLL1_S_BCLK: 930 regmap_update_bits(rt5514->regmap, RT5514_PLL_SOURCE_CTRL, 931 RT5514_PLL_1_SEL_MASK, RT5514_PLL_1_SEL_SCLK); 932 break; 933 934 default: 935 dev_err(component->dev, "Unknown PLL source %d\n", source); 936 return -EINVAL; 937 } 938 939 ret = rl6231_pll_calc(freq_in, freq_out, &pll_code); 940 if (ret < 0) { 941 dev_err(component->dev, "Unsupport input clock %d\n", freq_in); 942 return ret; 943 } 944 945 dev_dbg(component->dev, "bypass=%d m=%d n=%d k=%d\n", 946 pll_code.m_bp, (pll_code.m_bp ? 0 : pll_code.m_code), 947 pll_code.n_code, pll_code.k_code); 948 949 regmap_write(rt5514->regmap, RT5514_ANA_CTRL_PLL1_1, 950 pll_code.k_code << RT5514_PLL_K_SFT | 951 pll_code.n_code << RT5514_PLL_N_SFT | 952 (pll_code.m_bp ? 0 : pll_code.m_code) << RT5514_PLL_M_SFT); 953 regmap_update_bits(rt5514->regmap, RT5514_ANA_CTRL_PLL1_2, 954 RT5514_PLL_M_BP, pll_code.m_bp << RT5514_PLL_M_BP_SFT); 955 956 rt5514->pll_in = freq_in; 957 rt5514->pll_out = freq_out; 958 rt5514->pll_src = source; 959 960 return 0; 961 } 962 963 static int rt5514_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask, 964 unsigned int rx_mask, int slots, int slot_width) 965 { 966 struct snd_soc_component *component = dai->component; 967 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component); 968 unsigned int val = 0, val2 = 0; 969 970 if (rx_mask || tx_mask) 971 val |= RT5514_TDM_MODE; 972 973 switch (tx_mask) { 974 case 0x3: 975 val2 |= RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH2 | 976 RT5514_TDM_DOCKING_START_SLOT0; 977 break; 978 979 case 0x30: 980 val2 |= RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH2 | 981 RT5514_TDM_DOCKING_START_SLOT4; 982 break; 983 984 case 0xf: 985 val2 |= RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH4 | 986 RT5514_TDM_DOCKING_START_SLOT0; 987 break; 988 989 case 0xf0: 990 val2 |= RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH4 | 991 RT5514_TDM_DOCKING_START_SLOT4; 992 break; 993 994 default: 995 break; 996 } 997 998 999 1000 switch (slots) { 1001 case 4: 1002 val |= RT5514_TDMSLOT_SEL_RX_4CH | RT5514_TDMSLOT_SEL_TX_4CH; 1003 break; 1004 1005 case 6: 1006 val |= RT5514_TDMSLOT_SEL_RX_6CH | RT5514_TDMSLOT_SEL_TX_6CH; 1007 break; 1008 1009 case 8: 1010 val |= RT5514_TDMSLOT_SEL_RX_8CH | RT5514_TDMSLOT_SEL_TX_8CH; 1011 break; 1012 1013 case 2: 1014 default: 1015 break; 1016 } 1017 1018 switch (slot_width) { 1019 case 20: 1020 val |= RT5514_CH_LEN_RX_20 | RT5514_CH_LEN_TX_20; 1021 break; 1022 1023 case 24: 1024 val |= RT5514_CH_LEN_RX_24 | RT5514_CH_LEN_TX_24; 1025 break; 1026 1027 case 25: 1028 val |= RT5514_TDM_MODE2; 1029 break; 1030 1031 case 32: 1032 val |= RT5514_CH_LEN_RX_32 | RT5514_CH_LEN_TX_32; 1033 break; 1034 1035 case 16: 1036 default: 1037 break; 1038 } 1039 1040 regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL1, RT5514_TDM_MODE | 1041 RT5514_TDMSLOT_SEL_RX_MASK | RT5514_TDMSLOT_SEL_TX_MASK | 1042 RT5514_CH_LEN_RX_MASK | RT5514_CH_LEN_TX_MASK | 1043 RT5514_TDM_MODE2, val); 1044 1045 regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL2, 1046 RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH_MASK | 1047 RT5514_TDM_DOCKING_START_MASK, val2); 1048 1049 return 0; 1050 } 1051 1052 static int rt5514_set_bias_level(struct snd_soc_component *component, 1053 enum snd_soc_bias_level level) 1054 { 1055 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component); 1056 int ret; 1057 1058 switch (level) { 1059 case SND_SOC_BIAS_PREPARE: 1060 if (IS_ERR(rt5514->mclk)) 1061 break; 1062 1063 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_ON) { 1064 clk_disable_unprepare(rt5514->mclk); 1065 } else { 1066 ret = clk_prepare_enable(rt5514->mclk); 1067 if (ret) 1068 return ret; 1069 } 1070 break; 1071 1072 case SND_SOC_BIAS_STANDBY: 1073 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) { 1074 /* 1075 * If the DSP is enabled in start of recording, the DSP 1076 * should be disabled, and sync back to normal recording 1077 * settings to make sure recording properly. 1078 */ 1079 if (rt5514->dsp_enabled) { 1080 rt5514->dsp_enabled = 0; 1081 regmap_multi_reg_write(rt5514->i2c_regmap, 1082 rt5514_i2c_patch, 1083 ARRAY_SIZE(rt5514_i2c_patch)); 1084 regcache_mark_dirty(rt5514->regmap); 1085 regcache_sync(rt5514->regmap); 1086 } 1087 } 1088 break; 1089 1090 default: 1091 break; 1092 } 1093 1094 return 0; 1095 } 1096 1097 static int rt5514_probe(struct snd_soc_component *component) 1098 { 1099 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component); 1100 struct platform_device *pdev = container_of(component->dev, 1101 struct platform_device, dev); 1102 1103 rt5514->mclk = devm_clk_get(component->dev, "mclk"); 1104 if (PTR_ERR(rt5514->mclk) == -EPROBE_DEFER) 1105 return -EPROBE_DEFER; 1106 1107 if (rt5514->pdata.dsp_calib_clk_name) { 1108 rt5514->dsp_calib_clk = devm_clk_get(&pdev->dev, 1109 rt5514->pdata.dsp_calib_clk_name); 1110 if (PTR_ERR(rt5514->dsp_calib_clk) == -EPROBE_DEFER) 1111 return -EPROBE_DEFER; 1112 } 1113 1114 rt5514->component = component; 1115 rt5514->pll3_cal_value = 0x0078b000; 1116 1117 return 0; 1118 } 1119 1120 static int rt5514_i2c_read(void *context, unsigned int reg, unsigned int *val) 1121 { 1122 struct i2c_client *client = context; 1123 struct rt5514_priv *rt5514 = i2c_get_clientdata(client); 1124 1125 regmap_read(rt5514->i2c_regmap, reg | RT5514_DSP_MAPPING, val); 1126 1127 return 0; 1128 } 1129 1130 static int rt5514_i2c_write(void *context, unsigned int reg, unsigned int val) 1131 { 1132 struct i2c_client *client = context; 1133 struct rt5514_priv *rt5514 = i2c_get_clientdata(client); 1134 1135 regmap_write(rt5514->i2c_regmap, reg | RT5514_DSP_MAPPING, val); 1136 1137 return 0; 1138 } 1139 1140 #define RT5514_STEREO_RATES SNDRV_PCM_RATE_8000_192000 1141 #define RT5514_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ 1142 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8) 1143 1144 static const struct snd_soc_dai_ops rt5514_aif_dai_ops = { 1145 .hw_params = rt5514_hw_params, 1146 .set_fmt = rt5514_set_dai_fmt, 1147 .set_sysclk = rt5514_set_dai_sysclk, 1148 .set_pll = rt5514_set_dai_pll, 1149 .set_tdm_slot = rt5514_set_tdm_slot, 1150 }; 1151 1152 static struct snd_soc_dai_driver rt5514_dai[] = { 1153 { 1154 .name = "rt5514-aif1", 1155 .id = 0, 1156 .capture = { 1157 .stream_name = "AIF1 Capture", 1158 .channels_min = 1, 1159 .channels_max = 4, 1160 .rates = RT5514_STEREO_RATES, 1161 .formats = RT5514_FORMATS, 1162 }, 1163 .ops = &rt5514_aif_dai_ops, 1164 } 1165 }; 1166 1167 static const struct snd_soc_component_driver soc_component_dev_rt5514 = { 1168 .probe = rt5514_probe, 1169 .set_bias_level = rt5514_set_bias_level, 1170 .controls = rt5514_snd_controls, 1171 .num_controls = ARRAY_SIZE(rt5514_snd_controls), 1172 .dapm_widgets = rt5514_dapm_widgets, 1173 .num_dapm_widgets = ARRAY_SIZE(rt5514_dapm_widgets), 1174 .dapm_routes = rt5514_dapm_routes, 1175 .num_dapm_routes = ARRAY_SIZE(rt5514_dapm_routes), 1176 .use_pmdown_time = 1, 1177 .endianness = 1, 1178 .non_legacy_dai_naming = 1, 1179 }; 1180 1181 static const struct regmap_config rt5514_i2c_regmap = { 1182 .name = "i2c", 1183 .reg_bits = 32, 1184 .val_bits = 32, 1185 1186 .readable_reg = rt5514_i2c_readable_register, 1187 1188 .cache_type = REGCACHE_NONE, 1189 }; 1190 1191 static const struct regmap_config rt5514_regmap = { 1192 .reg_bits = 16, 1193 .val_bits = 32, 1194 1195 .max_register = RT5514_VENDOR_ID2, 1196 .volatile_reg = rt5514_volatile_register, 1197 .readable_reg = rt5514_readable_register, 1198 .reg_read = rt5514_i2c_read, 1199 .reg_write = rt5514_i2c_write, 1200 1201 .cache_type = REGCACHE_RBTREE, 1202 .reg_defaults = rt5514_reg, 1203 .num_reg_defaults = ARRAY_SIZE(rt5514_reg), 1204 .use_single_rw = true, 1205 }; 1206 1207 static const struct i2c_device_id rt5514_i2c_id[] = { 1208 { "rt5514", 0 }, 1209 { } 1210 }; 1211 MODULE_DEVICE_TABLE(i2c, rt5514_i2c_id); 1212 1213 #if defined(CONFIG_OF) 1214 static const struct of_device_id rt5514_of_match[] = { 1215 { .compatible = "realtek,rt5514", }, 1216 {}, 1217 }; 1218 MODULE_DEVICE_TABLE(of, rt5514_of_match); 1219 #endif 1220 1221 #ifdef CONFIG_ACPI 1222 static const struct acpi_device_id rt5514_acpi_match[] = { 1223 { "10EC5514", 0}, 1224 {}, 1225 }; 1226 MODULE_DEVICE_TABLE(acpi, rt5514_acpi_match); 1227 #endif 1228 1229 static int rt5514_parse_dp(struct rt5514_priv *rt5514, struct device *dev) 1230 { 1231 device_property_read_u32(dev, "realtek,dmic-init-delay-ms", 1232 &rt5514->pdata.dmic_init_delay); 1233 device_property_read_string(dev, "realtek,dsp-calib-clk-name", 1234 &rt5514->pdata.dsp_calib_clk_name); 1235 device_property_read_u32(dev, "realtek,dsp-calib-clk-rate", 1236 &rt5514->pdata.dsp_calib_clk_rate); 1237 1238 return 0; 1239 } 1240 1241 static __maybe_unused int rt5514_i2c_resume(struct device *dev) 1242 { 1243 struct rt5514_priv *rt5514 = dev_get_drvdata(dev); 1244 unsigned int val; 1245 1246 /* 1247 * Add a bogus read to avoid rt5514's confusion after s2r in case it 1248 * saw glitches on the i2c lines and thought the other side sent a 1249 * start bit. 1250 */ 1251 regmap_read(rt5514->regmap, RT5514_VENDOR_ID2, &val); 1252 1253 return 0; 1254 } 1255 1256 static int rt5514_i2c_probe(struct i2c_client *i2c, 1257 const struct i2c_device_id *id) 1258 { 1259 struct rt5514_platform_data *pdata = dev_get_platdata(&i2c->dev); 1260 struct rt5514_priv *rt5514; 1261 int ret; 1262 unsigned int val = ~0; 1263 1264 rt5514 = devm_kzalloc(&i2c->dev, sizeof(struct rt5514_priv), 1265 GFP_KERNEL); 1266 if (rt5514 == NULL) 1267 return -ENOMEM; 1268 1269 i2c_set_clientdata(i2c, rt5514); 1270 1271 if (pdata) 1272 rt5514->pdata = *pdata; 1273 else 1274 rt5514_parse_dp(rt5514, &i2c->dev); 1275 1276 rt5514->i2c_regmap = devm_regmap_init_i2c(i2c, &rt5514_i2c_regmap); 1277 if (IS_ERR(rt5514->i2c_regmap)) { 1278 ret = PTR_ERR(rt5514->i2c_regmap); 1279 dev_err(&i2c->dev, "Failed to allocate register map: %d\n", 1280 ret); 1281 return ret; 1282 } 1283 1284 rt5514->regmap = devm_regmap_init(&i2c->dev, NULL, i2c, &rt5514_regmap); 1285 if (IS_ERR(rt5514->regmap)) { 1286 ret = PTR_ERR(rt5514->regmap); 1287 dev_err(&i2c->dev, "Failed to allocate register map: %d\n", 1288 ret); 1289 return ret; 1290 } 1291 1292 /* 1293 * The rt5514 can get confused if the i2c lines glitch together, as 1294 * can happen at bootup as regulators are turned off and on. If it's 1295 * in this glitched state the first i2c read will fail, so we'll give 1296 * it one change to retry. 1297 */ 1298 ret = regmap_read(rt5514->regmap, RT5514_VENDOR_ID2, &val); 1299 if (ret || val != RT5514_DEVICE_ID) 1300 ret = regmap_read(rt5514->regmap, RT5514_VENDOR_ID2, &val); 1301 if (ret || val != RT5514_DEVICE_ID) { 1302 dev_err(&i2c->dev, 1303 "Device with ID register %x is not rt5514\n", val); 1304 return -ENODEV; 1305 } 1306 1307 ret = regmap_multi_reg_write(rt5514->i2c_regmap, rt5514_i2c_patch, 1308 ARRAY_SIZE(rt5514_i2c_patch)); 1309 if (ret != 0) 1310 dev_warn(&i2c->dev, "Failed to apply i2c_regmap patch: %d\n", 1311 ret); 1312 1313 ret = regmap_register_patch(rt5514->regmap, rt5514_patch, 1314 ARRAY_SIZE(rt5514_patch)); 1315 if (ret != 0) 1316 dev_warn(&i2c->dev, "Failed to apply regmap patch: %d\n", ret); 1317 1318 return devm_snd_soc_register_component(&i2c->dev, 1319 &soc_component_dev_rt5514, 1320 rt5514_dai, ARRAY_SIZE(rt5514_dai)); 1321 } 1322 1323 static const struct dev_pm_ops rt5514_i2_pm_ops = { 1324 SET_SYSTEM_SLEEP_PM_OPS(NULL, rt5514_i2c_resume) 1325 }; 1326 1327 static struct i2c_driver rt5514_i2c_driver = { 1328 .driver = { 1329 .name = "rt5514", 1330 .acpi_match_table = ACPI_PTR(rt5514_acpi_match), 1331 .of_match_table = of_match_ptr(rt5514_of_match), 1332 .pm = &rt5514_i2_pm_ops, 1333 }, 1334 .probe = rt5514_i2c_probe, 1335 .id_table = rt5514_i2c_id, 1336 }; 1337 module_i2c_driver(rt5514_i2c_driver); 1338 1339 MODULE_DESCRIPTION("ASoC RT5514 driver"); 1340 MODULE_AUTHOR("Oder Chiou <oder_chiou@realtek.com>"); 1341 MODULE_LICENSE("GPL v2"); 1342