Bard Liao | 07cf7cba | 2014-06-20 14:41:13 +0800 | [diff] [blame] | 1 | /* |
| 2 | * rt286.c -- RT286 ALSA SoC audio codec driver |
| 3 | * |
| 4 | * Copyright 2013 Realtek Semiconductor Corp. |
| 5 | * Author: Bard Liao <bardliao@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/module.h> |
| 13 | #include <linux/moduleparam.h> |
| 14 | #include <linux/init.h> |
| 15 | #include <linux/delay.h> |
| 16 | #include <linux/pm.h> |
| 17 | #include <linux/i2c.h> |
| 18 | #include <linux/platform_device.h> |
| 19 | #include <linux/spi/spi.h> |
| 20 | #include <linux/acpi.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/soc-dapm.h> |
| 26 | #include <sound/initval.h> |
| 27 | #include <sound/tlv.h> |
| 28 | #include <sound/jack.h> |
| 29 | #include <linux/workqueue.h> |
| 30 | #include <sound/rt286.h> |
| 31 | #include <sound/hda_verbs.h> |
| 32 | |
| 33 | #include "rt286.h" |
| 34 | |
| 35 | #define RT286_VENDOR_ID 0x10ec0286 |
| 36 | |
| 37 | struct rt286_priv { |
| 38 | struct regmap *regmap; |
| 39 | struct snd_soc_codec *codec; |
| 40 | struct rt286_platform_data pdata; |
| 41 | struct i2c_client *i2c; |
| 42 | struct snd_soc_jack *jack; |
| 43 | struct delayed_work jack_detect_work; |
| 44 | int sys_clk; |
| 45 | struct reg_default *index_cache; |
| 46 | }; |
| 47 | |
| 48 | static struct reg_default rt286_index_def[] = { |
| 49 | { 0x01, 0xaaaa }, |
| 50 | { 0x02, 0x8aaa }, |
| 51 | { 0x03, 0x0002 }, |
| 52 | { 0x04, 0xaf01 }, |
| 53 | { 0x08, 0x000d }, |
| 54 | { 0x09, 0xd810 }, |
| 55 | { 0x0a, 0x0060 }, |
| 56 | { 0x0b, 0x0000 }, |
| 57 | { 0x0f, 0x0000 }, |
| 58 | { 0x19, 0x0a17 }, |
| 59 | { 0x20, 0x0020 }, |
| 60 | { 0x33, 0x0208 }, |
| 61 | { 0x49, 0x0004 }, |
| 62 | { 0x4f, 0x50e9 }, |
| 63 | { 0x50, 0x2c00 }, |
| 64 | { 0x63, 0x2902 }, |
| 65 | }; |
| 66 | #define INDEX_CACHE_SIZE ARRAY_SIZE(rt286_index_def) |
| 67 | |
| 68 | static const struct reg_default rt286_reg[] = { |
| 69 | { 0x00170500, 0x00000400 }, |
| 70 | { 0x00220000, 0x00000031 }, |
| 71 | { 0x00239000, 0x0000007f }, |
| 72 | { 0x0023a000, 0x0000007f }, |
| 73 | { 0x00270500, 0x00000400 }, |
| 74 | { 0x00370500, 0x00000400 }, |
| 75 | { 0x00870500, 0x00000400 }, |
| 76 | { 0x00920000, 0x00000031 }, |
| 77 | { 0x00935000, 0x000000c3 }, |
| 78 | { 0x00936000, 0x000000c3 }, |
| 79 | { 0x00970500, 0x00000400 }, |
| 80 | { 0x00b37000, 0x00000097 }, |
| 81 | { 0x00b37200, 0x00000097 }, |
| 82 | { 0x00b37300, 0x00000097 }, |
| 83 | { 0x00c37000, 0x00000000 }, |
| 84 | { 0x00c37100, 0x00000080 }, |
| 85 | { 0x01270500, 0x00000400 }, |
| 86 | { 0x01370500, 0x00000400 }, |
| 87 | { 0x01371f00, 0x411111f0 }, |
| 88 | { 0x01439000, 0x00000080 }, |
| 89 | { 0x0143a000, 0x00000080 }, |
| 90 | { 0x01470700, 0x00000000 }, |
| 91 | { 0x01470500, 0x00000400 }, |
| 92 | { 0x01470c00, 0x00000000 }, |
| 93 | { 0x01470100, 0x00000000 }, |
| 94 | { 0x01837000, 0x00000000 }, |
| 95 | { 0x01870500, 0x00000400 }, |
| 96 | { 0x02050000, 0x00000000 }, |
| 97 | { 0x02139000, 0x00000080 }, |
| 98 | { 0x0213a000, 0x00000080 }, |
| 99 | { 0x02170100, 0x00000000 }, |
| 100 | { 0x02170500, 0x00000400 }, |
| 101 | { 0x02170700, 0x00000000 }, |
| 102 | { 0x02270100, 0x00000000 }, |
| 103 | { 0x02370100, 0x00000000 }, |
| 104 | { 0x02040000, 0x00004002 }, |
| 105 | { 0x01870700, 0x00000020 }, |
| 106 | { 0x00830000, 0x000000c3 }, |
| 107 | { 0x00930000, 0x000000c3 }, |
| 108 | { 0x01270700, 0x00000000 }, |
| 109 | }; |
| 110 | |
| 111 | static bool rt286_volatile_register(struct device *dev, unsigned int reg) |
| 112 | { |
| 113 | switch (reg) { |
| 114 | case 0 ... 0xff: |
| 115 | case RT286_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID): |
| 116 | case RT286_GET_HP_SENSE: |
| 117 | case RT286_GET_MIC1_SENSE: |
| 118 | case RT286_PROC_COEF: |
| 119 | return true; |
| 120 | default: |
| 121 | return false; |
| 122 | } |
| 123 | |
| 124 | |
| 125 | } |
| 126 | |
| 127 | static bool rt286_readable_register(struct device *dev, unsigned int reg) |
| 128 | { |
| 129 | switch (reg) { |
| 130 | case 0 ... 0xff: |
| 131 | case RT286_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID): |
| 132 | case RT286_GET_HP_SENSE: |
| 133 | case RT286_GET_MIC1_SENSE: |
| 134 | case RT286_SET_AUDIO_POWER: |
| 135 | case RT286_SET_HPO_POWER: |
| 136 | case RT286_SET_SPK_POWER: |
| 137 | case RT286_SET_DMIC1_POWER: |
| 138 | case RT286_SPK_MUX: |
| 139 | case RT286_HPO_MUX: |
| 140 | case RT286_ADC0_MUX: |
| 141 | case RT286_ADC1_MUX: |
| 142 | case RT286_SET_MIC1: |
| 143 | case RT286_SET_PIN_HPO: |
| 144 | case RT286_SET_PIN_SPK: |
| 145 | case RT286_SET_PIN_DMIC1: |
| 146 | case RT286_SPK_EAPD: |
| 147 | case RT286_SET_AMP_GAIN_HPO: |
| 148 | case RT286_SET_DMIC2_DEFAULT: |
| 149 | case RT286_DACL_GAIN: |
| 150 | case RT286_DACR_GAIN: |
| 151 | case RT286_ADCL_GAIN: |
| 152 | case RT286_ADCR_GAIN: |
| 153 | case RT286_MIC_GAIN: |
| 154 | case RT286_SPOL_GAIN: |
| 155 | case RT286_SPOR_GAIN: |
| 156 | case RT286_HPOL_GAIN: |
| 157 | case RT286_HPOR_GAIN: |
| 158 | case RT286_F_DAC_SWITCH: |
| 159 | case RT286_F_RECMIX_SWITCH: |
| 160 | case RT286_REC_MIC_SWITCH: |
| 161 | case RT286_REC_I2S_SWITCH: |
| 162 | case RT286_REC_LINE_SWITCH: |
| 163 | case RT286_REC_BEEP_SWITCH: |
| 164 | case RT286_DAC_FORMAT: |
| 165 | case RT286_ADC_FORMAT: |
| 166 | case RT286_COEF_INDEX: |
| 167 | case RT286_PROC_COEF: |
| 168 | case RT286_SET_AMP_GAIN_ADC_IN1: |
| 169 | case RT286_SET_AMP_GAIN_ADC_IN2: |
| 170 | case RT286_SET_POWER(RT286_DAC_OUT1): |
| 171 | case RT286_SET_POWER(RT286_DAC_OUT2): |
| 172 | case RT286_SET_POWER(RT286_ADC_IN1): |
| 173 | case RT286_SET_POWER(RT286_ADC_IN2): |
| 174 | case RT286_SET_POWER(RT286_DMIC2): |
| 175 | case RT286_SET_POWER(RT286_MIC1): |
| 176 | return true; |
| 177 | default: |
| 178 | return false; |
| 179 | } |
| 180 | } |
| 181 | |
| 182 | static int rt286_hw_write(void *context, unsigned int reg, unsigned int value) |
| 183 | { |
| 184 | struct i2c_client *client = context; |
| 185 | struct rt286_priv *rt286 = i2c_get_clientdata(client); |
| 186 | u8 data[4]; |
| 187 | int ret, i; |
| 188 | |
| 189 | /*handle index registers*/ |
| 190 | if (reg <= 0xff) { |
| 191 | rt286_hw_write(client, RT286_COEF_INDEX, reg); |
| 192 | reg = RT286_PROC_COEF; |
| 193 | for (i = 0; i < INDEX_CACHE_SIZE; i++) { |
| 194 | if (reg == rt286->index_cache[i].reg) { |
| 195 | rt286->index_cache[i].def = value; |
| 196 | break; |
| 197 | } |
| 198 | |
| 199 | } |
| 200 | } |
| 201 | |
| 202 | data[0] = (reg >> 24) & 0xff; |
| 203 | data[1] = (reg >> 16) & 0xff; |
| 204 | /* |
| 205 | * 4 bit VID: reg should be 0 |
| 206 | * 12 bit VID: value should be 0 |
| 207 | * So we use an OR operator to handle it rather than use if condition. |
| 208 | */ |
| 209 | data[2] = ((reg >> 8) & 0xff) | ((value >> 8) & 0xff); |
| 210 | data[3] = value & 0xff; |
| 211 | |
| 212 | ret = i2c_master_send(client, data, 4); |
| 213 | |
| 214 | if (ret == 4) |
| 215 | return 0; |
| 216 | else |
| 217 | pr_err("ret=%d\n", ret); |
| 218 | if (ret < 0) |
| 219 | return ret; |
| 220 | else |
| 221 | return -EIO; |
| 222 | } |
| 223 | |
| 224 | static int rt286_hw_read(void *context, unsigned int reg, unsigned int *value) |
| 225 | { |
| 226 | struct i2c_client *client = context; |
| 227 | struct i2c_msg xfer[2]; |
| 228 | int ret; |
| 229 | __be32 be_reg; |
| 230 | unsigned int index, vid, buf = 0x0; |
| 231 | |
| 232 | /*handle index registers*/ |
| 233 | if (reg <= 0xff) { |
| 234 | rt286_hw_write(client, RT286_COEF_INDEX, reg); |
| 235 | reg = RT286_PROC_COEF; |
| 236 | } |
| 237 | |
| 238 | reg = reg | 0x80000; |
| 239 | vid = (reg >> 8) & 0xfff; |
| 240 | |
| 241 | if (AC_VERB_GET_AMP_GAIN_MUTE == (vid & 0xf00)) { |
| 242 | index = (reg >> 8) & 0xf; |
| 243 | reg = (reg & ~0xf0f) | index; |
| 244 | } |
| 245 | be_reg = cpu_to_be32(reg); |
| 246 | |
| 247 | /* Write register */ |
| 248 | xfer[0].addr = client->addr; |
| 249 | xfer[0].flags = 0; |
| 250 | xfer[0].len = 4; |
| 251 | xfer[0].buf = (u8 *)&be_reg; |
| 252 | |
| 253 | /* Read data */ |
| 254 | xfer[1].addr = client->addr; |
| 255 | xfer[1].flags = I2C_M_RD; |
| 256 | xfer[1].len = 4; |
| 257 | xfer[1].buf = (u8 *)&buf; |
| 258 | |
| 259 | ret = i2c_transfer(client->adapter, xfer, 2); |
| 260 | if (ret < 0) |
| 261 | return ret; |
| 262 | else if (ret != 2) |
| 263 | return -EIO; |
| 264 | |
| 265 | *value = be32_to_cpu(buf); |
| 266 | |
| 267 | return 0; |
| 268 | } |
| 269 | |
| 270 | static void rt286_index_sync(struct snd_soc_codec *codec) |
| 271 | { |
| 272 | struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); |
| 273 | int i; |
| 274 | |
| 275 | for (i = 0; i < INDEX_CACHE_SIZE; i++) { |
| 276 | snd_soc_write(codec, rt286->index_cache[i].reg, |
| 277 | rt286->index_cache[i].def); |
| 278 | } |
| 279 | } |
| 280 | |
| 281 | static int rt286_support_power_controls[] = { |
| 282 | RT286_DAC_OUT1, |
| 283 | RT286_DAC_OUT2, |
| 284 | RT286_ADC_IN1, |
| 285 | RT286_ADC_IN2, |
| 286 | RT286_MIC1, |
| 287 | RT286_DMIC1, |
| 288 | RT286_DMIC2, |
| 289 | RT286_SPK_OUT, |
| 290 | RT286_HP_OUT, |
| 291 | }; |
| 292 | #define RT286_POWER_REG_LEN ARRAY_SIZE(rt286_support_power_controls) |
| 293 | |
| 294 | static int rt286_jack_detect(struct snd_soc_codec *codec, bool *hp, bool *mic) |
| 295 | { |
| 296 | struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); |
| 297 | unsigned int val, buf; |
| 298 | int i; |
| 299 | |
| 300 | *hp = false; |
| 301 | *mic = false; |
| 302 | |
| 303 | if (rt286->pdata.cbj_en) { |
| 304 | buf = snd_soc_read(codec, RT286_GET_HP_SENSE); |
| 305 | *hp = buf & 0x80000000; |
| 306 | if (*hp) { |
| 307 | /* power on HV,VERF */ |
| 308 | snd_soc_update_bits(codec, |
| 309 | RT286_POWER_CTRL1, 0x1001, 0x0); |
| 310 | /* power LDO1 */ |
| 311 | snd_soc_update_bits(codec, |
| 312 | RT286_POWER_CTRL2, 0x4, 0x4); |
| 313 | snd_soc_write(codec, RT286_SET_MIC1, 0x24); |
| 314 | val = snd_soc_read(codec, RT286_CBJ_CTRL2); |
| 315 | |
| 316 | msleep(200); |
| 317 | i = 40; |
| 318 | while (((val & 0x0800) == 0) && (i > 0)) { |
| 319 | val = snd_soc_read(codec, |
| 320 | RT286_CBJ_CTRL2); |
| 321 | i--; |
| 322 | msleep(20); |
| 323 | } |
| 324 | |
| 325 | if (0x0400 == (val & 0x0700)) { |
| 326 | *mic = false; |
| 327 | |
| 328 | snd_soc_write(codec, |
| 329 | RT286_SET_MIC1, 0x20); |
| 330 | /* power off HV,VERF */ |
| 331 | snd_soc_update_bits(codec, |
| 332 | RT286_POWER_CTRL1, 0x1001, 0x1001); |
| 333 | snd_soc_update_bits(codec, |
| 334 | RT286_A_BIAS_CTRL3, 0xc000, 0x0000); |
| 335 | snd_soc_update_bits(codec, |
| 336 | RT286_CBJ_CTRL1, 0x0030, 0x0000); |
| 337 | snd_soc_update_bits(codec, |
| 338 | RT286_A_BIAS_CTRL2, 0xc000, 0x0000); |
| 339 | } else if ((0x0200 == (val & 0x0700)) || |
| 340 | (0x0100 == (val & 0x0700))) { |
| 341 | *mic = true; |
| 342 | snd_soc_update_bits(codec, |
| 343 | RT286_A_BIAS_CTRL3, 0xc000, 0x8000); |
| 344 | snd_soc_update_bits(codec, |
| 345 | RT286_CBJ_CTRL1, 0x0030, 0x0020); |
| 346 | snd_soc_update_bits(codec, |
| 347 | RT286_A_BIAS_CTRL2, 0xc000, 0x8000); |
| 348 | } else { |
| 349 | *mic = false; |
| 350 | } |
| 351 | |
| 352 | snd_soc_update_bits(codec, |
| 353 | RT286_MISC_CTRL1, |
| 354 | 0x0060, 0x0000); |
| 355 | } else { |
| 356 | snd_soc_update_bits(codec, |
| 357 | RT286_MISC_CTRL1, |
| 358 | 0x0060, 0x0020); |
| 359 | snd_soc_update_bits(codec, |
| 360 | RT286_A_BIAS_CTRL3, |
| 361 | 0xc000, 0x8000); |
| 362 | snd_soc_update_bits(codec, |
| 363 | RT286_CBJ_CTRL1, |
| 364 | 0x0030, 0x0020); |
| 365 | snd_soc_update_bits(codec, |
| 366 | RT286_A_BIAS_CTRL2, |
| 367 | 0xc000, 0x8000); |
| 368 | |
| 369 | *mic = false; |
| 370 | } |
| 371 | } else { |
| 372 | buf = snd_soc_read(codec, RT286_GET_HP_SENSE); |
| 373 | *hp = buf & 0x80000000; |
| 374 | buf = snd_soc_read(codec, RT286_GET_MIC1_SENSE); |
| 375 | *mic = buf & 0x80000000; |
| 376 | } |
| 377 | |
| 378 | return 0; |
| 379 | } |
| 380 | |
| 381 | static void rt286_jack_detect_work(struct work_struct *work) |
| 382 | { |
| 383 | struct rt286_priv *rt286 = |
| 384 | container_of(work, struct rt286_priv, jack_detect_work.work); |
| 385 | int status = 0; |
| 386 | bool hp = false; |
| 387 | bool mic = false; |
| 388 | |
| 389 | rt286_jack_detect(rt286->codec, &hp, &mic); |
| 390 | |
| 391 | if (hp == true) |
| 392 | status |= SND_JACK_HEADPHONE; |
| 393 | |
| 394 | if (mic == true) |
| 395 | status |= SND_JACK_MICROPHONE; |
| 396 | |
| 397 | snd_soc_jack_report(rt286->jack, status, |
| 398 | SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); |
| 399 | } |
| 400 | |
| 401 | int rt286_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack) |
| 402 | { |
| 403 | struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); |
| 404 | |
| 405 | rt286->jack = jack; |
| 406 | |
| 407 | /* Send an initial empty report */ |
| 408 | snd_soc_jack_report(rt286->jack, 0, |
| 409 | SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); |
| 410 | |
| 411 | return 0; |
| 412 | } |
| 413 | EXPORT_SYMBOL_GPL(rt286_mic_detect); |
| 414 | |
| 415 | static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6350, 50, 0); |
| 416 | static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0); |
| 417 | |
| 418 | static const struct snd_kcontrol_new rt286_snd_controls[] = { |
| 419 | SOC_DOUBLE_R_TLV("DAC0 Playback Volume", RT286_DACL_GAIN, |
| 420 | RT286_DACR_GAIN, 0, 0x7f, 0, out_vol_tlv), |
| 421 | SOC_DOUBLE_R_TLV("ADC0 Capture Volume", RT286_ADCL_GAIN, |
| 422 | RT286_ADCR_GAIN, 0, 0x7f, 0, out_vol_tlv), |
| 423 | SOC_SINGLE_TLV("AMIC Volume", RT286_MIC_GAIN, |
| 424 | 0, 0x3, 0, mic_vol_tlv), |
| 425 | SOC_DOUBLE_R("Speaker Playback Switch", RT286_SPOL_GAIN, |
| 426 | RT286_SPOR_GAIN, RT286_MUTE_SFT, 1, 1), |
| 427 | }; |
| 428 | |
| 429 | /* Digital Mixer */ |
| 430 | static const struct snd_kcontrol_new rt286_front_mix[] = { |
| 431 | SOC_DAPM_SINGLE("DAC Switch", RT286_F_DAC_SWITCH, |
| 432 | RT286_MUTE_SFT, 1, 1), |
| 433 | SOC_DAPM_SINGLE("RECMIX Switch", RT286_F_RECMIX_SWITCH, |
| 434 | RT286_MUTE_SFT, 1, 1), |
| 435 | }; |
| 436 | |
| 437 | /* Analog Input Mixer */ |
| 438 | static const struct snd_kcontrol_new rt286_rec_mix[] = { |
| 439 | SOC_DAPM_SINGLE("Mic1 Switch", RT286_REC_MIC_SWITCH, |
| 440 | RT286_MUTE_SFT, 1, 1), |
| 441 | SOC_DAPM_SINGLE("I2S Switch", RT286_REC_I2S_SWITCH, |
| 442 | RT286_MUTE_SFT, 1, 1), |
| 443 | SOC_DAPM_SINGLE("Line1 Switch", RT286_REC_LINE_SWITCH, |
| 444 | RT286_MUTE_SFT, 1, 1), |
| 445 | SOC_DAPM_SINGLE("Beep Switch", RT286_REC_BEEP_SWITCH, |
| 446 | RT286_MUTE_SFT, 1, 1), |
| 447 | }; |
| 448 | |
| 449 | static const struct snd_kcontrol_new spo_enable_control = |
| 450 | SOC_DAPM_SINGLE("Switch", RT286_SET_PIN_SPK, |
| 451 | RT286_SET_PIN_SFT, 1, 0); |
| 452 | |
| 453 | static const struct snd_kcontrol_new hpol_enable_control = |
| 454 | SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT286_HPOL_GAIN, |
| 455 | RT286_MUTE_SFT, 1, 1); |
| 456 | |
| 457 | static const struct snd_kcontrol_new hpor_enable_control = |
| 458 | SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT286_HPOR_GAIN, |
| 459 | RT286_MUTE_SFT, 1, 1); |
| 460 | |
| 461 | /* ADC0 source */ |
| 462 | static const char * const rt286_adc_src[] = { |
| 463 | "Mic", "RECMIX", "Dmic" |
| 464 | }; |
| 465 | |
| 466 | static const int rt286_adc_values[] = { |
| 467 | 0, 4, 5, |
| 468 | }; |
| 469 | |
| 470 | static SOC_VALUE_ENUM_SINGLE_DECL( |
| 471 | rt286_adc0_enum, RT286_ADC0_MUX, RT286_ADC_SEL_SFT, |
| 472 | RT286_ADC_SEL_MASK, rt286_adc_src, rt286_adc_values); |
| 473 | |
| 474 | static const struct snd_kcontrol_new rt286_adc0_mux = |
| 475 | SOC_DAPM_ENUM("ADC 0 source", rt286_adc0_enum); |
| 476 | |
| 477 | static SOC_VALUE_ENUM_SINGLE_DECL( |
| 478 | rt286_adc1_enum, RT286_ADC1_MUX, RT286_ADC_SEL_SFT, |
| 479 | RT286_ADC_SEL_MASK, rt286_adc_src, rt286_adc_values); |
| 480 | |
| 481 | static const struct snd_kcontrol_new rt286_adc1_mux = |
| 482 | SOC_DAPM_ENUM("ADC 1 source", rt286_adc1_enum); |
| 483 | |
| 484 | static const char * const rt286_dac_src[] = { |
| 485 | "Front", "Surround" |
| 486 | }; |
| 487 | /* HP-OUT source */ |
| 488 | static SOC_ENUM_SINGLE_DECL(rt286_hpo_enum, RT286_HPO_MUX, |
| 489 | 0, rt286_dac_src); |
| 490 | |
| 491 | static const struct snd_kcontrol_new rt286_hpo_mux = |
| 492 | SOC_DAPM_ENUM("HPO source", rt286_hpo_enum); |
| 493 | |
| 494 | /* SPK-OUT source */ |
| 495 | static SOC_ENUM_SINGLE_DECL(rt286_spo_enum, RT286_SPK_MUX, |
| 496 | 0, rt286_dac_src); |
| 497 | |
| 498 | static const struct snd_kcontrol_new rt286_spo_mux = |
| 499 | SOC_DAPM_ENUM("SPO source", rt286_spo_enum); |
| 500 | |
| 501 | static int rt286_spk_event(struct snd_soc_dapm_widget *w, |
| 502 | struct snd_kcontrol *kcontrol, int event) |
| 503 | { |
| 504 | struct snd_soc_codec *codec = w->codec; |
| 505 | |
| 506 | switch (event) { |
| 507 | case SND_SOC_DAPM_POST_PMU: |
| 508 | snd_soc_write(codec, |
| 509 | RT286_SPK_EAPD, RT286_SET_EAPD_HIGH); |
| 510 | break; |
| 511 | case SND_SOC_DAPM_PRE_PMD: |
| 512 | snd_soc_write(codec, |
| 513 | RT286_SPK_EAPD, RT286_SET_EAPD_LOW); |
| 514 | break; |
| 515 | |
| 516 | default: |
| 517 | return 0; |
| 518 | } |
| 519 | |
| 520 | return 0; |
| 521 | } |
| 522 | |
| 523 | static int rt286_set_dmic1_event(struct snd_soc_dapm_widget *w, |
| 524 | struct snd_kcontrol *kcontrol, int event) |
| 525 | { |
| 526 | struct snd_soc_codec *codec = w->codec; |
| 527 | |
| 528 | switch (event) { |
| 529 | case SND_SOC_DAPM_POST_PMU: |
| 530 | snd_soc_write(codec, RT286_SET_PIN_DMIC1, 0x20); |
| 531 | break; |
| 532 | case SND_SOC_DAPM_PRE_PMD: |
| 533 | snd_soc_write(codec, RT286_SET_PIN_DMIC1, 0); |
| 534 | break; |
| 535 | default: |
| 536 | return 0; |
| 537 | } |
| 538 | |
| 539 | return 0; |
| 540 | } |
| 541 | |
| 542 | static int rt286_adc_event(struct snd_soc_dapm_widget *w, |
| 543 | struct snd_kcontrol *kcontrol, int event) |
| 544 | { |
| 545 | struct snd_soc_codec *codec = w->codec; |
| 546 | unsigned int nid; |
| 547 | |
| 548 | nid = (w->reg >> 20) & 0xff; |
| 549 | |
| 550 | switch (event) { |
| 551 | case SND_SOC_DAPM_POST_PMU: |
| 552 | snd_soc_update_bits(codec, |
| 553 | VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, nid, 0), |
| 554 | 0x7080, 0x7000); |
| 555 | break; |
| 556 | case SND_SOC_DAPM_PRE_PMD: |
| 557 | snd_soc_update_bits(codec, |
| 558 | VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, nid, 0), |
| 559 | 0x7080, 0x7080); |
| 560 | break; |
| 561 | default: |
| 562 | return 0; |
| 563 | } |
| 564 | |
| 565 | return 0; |
| 566 | } |
| 567 | |
| 568 | static const struct snd_soc_dapm_widget rt286_dapm_widgets[] = { |
| 569 | /* Input Lines */ |
| 570 | SND_SOC_DAPM_INPUT("DMIC1 Pin"), |
| 571 | SND_SOC_DAPM_INPUT("DMIC2 Pin"), |
| 572 | SND_SOC_DAPM_INPUT("MIC1"), |
| 573 | SND_SOC_DAPM_INPUT("LINE1"), |
| 574 | SND_SOC_DAPM_INPUT("Beep"), |
| 575 | |
| 576 | /* DMIC */ |
| 577 | SND_SOC_DAPM_PGA_E("DMIC1", RT286_SET_POWER(RT286_DMIC1), 0, 1, |
| 578 | NULL, 0, rt286_set_dmic1_event, |
| 579 | SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), |
| 580 | SND_SOC_DAPM_PGA("DMIC2", RT286_SET_POWER(RT286_DMIC2), 0, 1, |
| 581 | NULL, 0), |
| 582 | SND_SOC_DAPM_SUPPLY("DMIC Receiver", SND_SOC_NOPM, |
| 583 | 0, 0, NULL, 0), |
| 584 | |
| 585 | /* REC Mixer */ |
| 586 | SND_SOC_DAPM_MIXER("RECMIX", SND_SOC_NOPM, 0, 0, |
| 587 | rt286_rec_mix, ARRAY_SIZE(rt286_rec_mix)), |
| 588 | |
| 589 | /* ADCs */ |
| 590 | SND_SOC_DAPM_ADC("ADC 0", NULL, SND_SOC_NOPM, 0, 0), |
| 591 | SND_SOC_DAPM_ADC("ADC 1", NULL, SND_SOC_NOPM, 0, 0), |
| 592 | |
| 593 | /* ADC Mux */ |
| 594 | SND_SOC_DAPM_MUX_E("ADC 0 Mux", RT286_SET_POWER(RT286_ADC_IN1), 0, 1, |
| 595 | &rt286_adc0_mux, rt286_adc_event, SND_SOC_DAPM_PRE_PMD | |
| 596 | SND_SOC_DAPM_POST_PMU), |
| 597 | SND_SOC_DAPM_MUX_E("ADC 1 Mux", RT286_SET_POWER(RT286_ADC_IN2), 0, 1, |
| 598 | &rt286_adc1_mux, rt286_adc_event, SND_SOC_DAPM_PRE_PMD | |
| 599 | SND_SOC_DAPM_POST_PMU), |
| 600 | |
| 601 | /* Audio Interface */ |
| 602 | SND_SOC_DAPM_AIF_IN("AIF1RX", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0), |
| 603 | SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0), |
| 604 | SND_SOC_DAPM_AIF_IN("AIF2RX", "AIF2 Playback", 0, SND_SOC_NOPM, 0, 0), |
| 605 | SND_SOC_DAPM_AIF_OUT("AIF2TX", "AIF2 Capture", 0, SND_SOC_NOPM, 0, 0), |
| 606 | |
| 607 | /* Output Side */ |
| 608 | /* DACs */ |
| 609 | SND_SOC_DAPM_DAC("DAC 0", NULL, SND_SOC_NOPM, 0, 0), |
| 610 | SND_SOC_DAPM_DAC("DAC 1", NULL, SND_SOC_NOPM, 0, 0), |
| 611 | |
| 612 | /* Output Mux */ |
| 613 | SND_SOC_DAPM_MUX("SPK Mux", SND_SOC_NOPM, 0, 0, &rt286_spo_mux), |
| 614 | SND_SOC_DAPM_MUX("HPO Mux", SND_SOC_NOPM, 0, 0, &rt286_hpo_mux), |
| 615 | |
| 616 | SND_SOC_DAPM_SUPPLY("HP Power", RT286_SET_PIN_HPO, |
| 617 | RT286_SET_PIN_SFT, 0, NULL, 0), |
| 618 | |
| 619 | /* Output Mixer */ |
| 620 | SND_SOC_DAPM_MIXER("Front", RT286_SET_POWER(RT286_DAC_OUT1), 0, 1, |
| 621 | rt286_front_mix, ARRAY_SIZE(rt286_front_mix)), |
| 622 | SND_SOC_DAPM_PGA("Surround", RT286_SET_POWER(RT286_DAC_OUT2), 0, 1, |
| 623 | NULL, 0), |
| 624 | |
| 625 | /* Output Pga */ |
| 626 | SND_SOC_DAPM_SWITCH_E("SPO", SND_SOC_NOPM, 0, 0, |
| 627 | &spo_enable_control, rt286_spk_event, |
| 628 | SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), |
| 629 | SND_SOC_DAPM_SWITCH("HPO L", SND_SOC_NOPM, 0, 0, |
| 630 | &hpol_enable_control), |
| 631 | SND_SOC_DAPM_SWITCH("HPO R", SND_SOC_NOPM, 0, 0, |
| 632 | &hpor_enable_control), |
| 633 | |
| 634 | /* Output Lines */ |
| 635 | SND_SOC_DAPM_OUTPUT("SPOL"), |
| 636 | SND_SOC_DAPM_OUTPUT("SPOR"), |
| 637 | SND_SOC_DAPM_OUTPUT("HPO Pin"), |
| 638 | SND_SOC_DAPM_OUTPUT("SPDIF"), |
| 639 | }; |
| 640 | |
| 641 | static const struct snd_soc_dapm_route rt286_dapm_routes[] = { |
| 642 | {"DMIC1", NULL, "DMIC1 Pin"}, |
| 643 | {"DMIC2", NULL, "DMIC2 Pin"}, |
| 644 | {"DMIC1", NULL, "DMIC Receiver"}, |
| 645 | {"DMIC2", NULL, "DMIC Receiver"}, |
| 646 | |
| 647 | {"RECMIX", "Beep Switch", "Beep"}, |
| 648 | {"RECMIX", "Line1 Switch", "LINE1"}, |
| 649 | {"RECMIX", "Mic1 Switch", "MIC1"}, |
| 650 | |
| 651 | {"ADC 0 Mux", "Dmic", "DMIC1"}, |
| 652 | {"ADC 0 Mux", "RECMIX", "RECMIX"}, |
| 653 | {"ADC 0 Mux", "Mic", "MIC1"}, |
| 654 | {"ADC 1 Mux", "Dmic", "DMIC2"}, |
| 655 | {"ADC 1 Mux", "RECMIX", "RECMIX"}, |
| 656 | {"ADC 1 Mux", "Mic", "MIC1"}, |
| 657 | |
| 658 | {"ADC 0", NULL, "ADC 0 Mux"}, |
| 659 | {"ADC 1", NULL, "ADC 1 Mux"}, |
| 660 | |
| 661 | {"AIF1TX", NULL, "ADC 0"}, |
| 662 | {"AIF2TX", NULL, "ADC 1"}, |
| 663 | |
| 664 | {"DAC 0", NULL, "AIF1RX"}, |
| 665 | {"DAC 1", NULL, "AIF2RX"}, |
| 666 | |
| 667 | {"Front", "DAC Switch", "DAC 0"}, |
| 668 | {"Front", "RECMIX Switch", "RECMIX"}, |
| 669 | |
| 670 | {"Surround", NULL, "DAC 1"}, |
| 671 | |
| 672 | {"SPK Mux", "Front", "Front"}, |
| 673 | {"SPK Mux", "Surround", "Surround"}, |
| 674 | |
| 675 | {"HPO Mux", "Front", "Front"}, |
| 676 | {"HPO Mux", "Surround", "Surround"}, |
| 677 | |
| 678 | {"SPO", "Switch", "SPK Mux"}, |
| 679 | {"HPO L", "Switch", "HPO Mux"}, |
| 680 | {"HPO R", "Switch", "HPO Mux"}, |
| 681 | {"HPO L", NULL, "HP Power"}, |
| 682 | {"HPO R", NULL, "HP Power"}, |
| 683 | |
| 684 | {"SPOL", NULL, "SPO"}, |
| 685 | {"SPOR", NULL, "SPO"}, |
| 686 | {"HPO Pin", NULL, "HPO L"}, |
| 687 | {"HPO Pin", NULL, "HPO R"}, |
| 688 | }; |
| 689 | |
| 690 | static int rt286_hw_params(struct snd_pcm_substream *substream, |
| 691 | struct snd_pcm_hw_params *params, |
| 692 | struct snd_soc_dai *dai) |
| 693 | { |
| 694 | struct snd_soc_codec *codec = dai->codec; |
| 695 | struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); |
| 696 | unsigned int val = 0; |
| 697 | int d_len_code; |
| 698 | |
| 699 | switch (params_rate(params)) { |
| 700 | /* bit 14 0:48K 1:44.1K */ |
| 701 | case 44100: |
| 702 | val |= 0x4000; |
| 703 | break; |
| 704 | case 48000: |
| 705 | break; |
| 706 | default: |
| 707 | dev_err(codec->dev, "Unsupported sample rate %d\n", |
| 708 | params_rate(params)); |
| 709 | return -EINVAL; |
| 710 | } |
| 711 | switch (rt286->sys_clk) { |
| 712 | case 12288000: |
| 713 | case 24576000: |
| 714 | if (params_rate(params) != 48000) { |
| 715 | dev_err(codec->dev, "Sys_clk is not matched (%d %d)\n", |
| 716 | params_rate(params), rt286->sys_clk); |
| 717 | return -EINVAL; |
| 718 | } |
| 719 | break; |
| 720 | case 11289600: |
| 721 | case 22579200: |
| 722 | if (params_rate(params) != 44100) { |
| 723 | dev_err(codec->dev, "Sys_clk is not matched (%d %d)\n", |
| 724 | params_rate(params), rt286->sys_clk); |
| 725 | return -EINVAL; |
| 726 | } |
| 727 | break; |
| 728 | } |
| 729 | |
| 730 | if (params_channels(params) <= 16) { |
| 731 | /* bit 3:0 Number of Channel */ |
| 732 | val |= (params_channels(params) - 1); |
| 733 | } else { |
| 734 | dev_err(codec->dev, "Unsupported channels %d\n", |
| 735 | params_channels(params)); |
| 736 | return -EINVAL; |
| 737 | } |
| 738 | |
| 739 | d_len_code = 0; |
| 740 | switch (params_width(params)) { |
| 741 | /* bit 6:4 Bits per Sample */ |
| 742 | case 16: |
| 743 | d_len_code = 0; |
| 744 | val |= (0x1 << 4); |
| 745 | break; |
| 746 | case 32: |
| 747 | d_len_code = 2; |
| 748 | val |= (0x4 << 4); |
| 749 | break; |
| 750 | case 20: |
| 751 | d_len_code = 1; |
| 752 | val |= (0x2 << 4); |
| 753 | break; |
| 754 | case 24: |
| 755 | d_len_code = 2; |
| 756 | val |= (0x3 << 4); |
| 757 | break; |
| 758 | case 8: |
| 759 | d_len_code = 3; |
| 760 | break; |
| 761 | default: |
| 762 | return -EINVAL; |
| 763 | } |
| 764 | |
| 765 | snd_soc_update_bits(codec, |
| 766 | RT286_I2S_CTRL1, 0x0018, d_len_code << 3); |
| 767 | dev_dbg(codec->dev, "format val = 0x%x\n", val); |
| 768 | |
| 769 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) |
| 770 | snd_soc_update_bits(codec, RT286_DAC_FORMAT, 0x407f, val); |
| 771 | else |
| 772 | snd_soc_update_bits(codec, RT286_ADC_FORMAT, 0x407f, val); |
| 773 | |
| 774 | return 0; |
| 775 | } |
| 776 | |
| 777 | static int rt286_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) |
| 778 | { |
| 779 | struct snd_soc_codec *codec = dai->codec; |
| 780 | |
| 781 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { |
| 782 | case SND_SOC_DAIFMT_CBM_CFM: |
| 783 | snd_soc_update_bits(codec, |
| 784 | RT286_I2S_CTRL1, 0x800, 0x800); |
| 785 | break; |
| 786 | case SND_SOC_DAIFMT_CBS_CFS: |
| 787 | snd_soc_update_bits(codec, |
| 788 | RT286_I2S_CTRL1, 0x800, 0x0); |
| 789 | break; |
| 790 | default: |
| 791 | return -EINVAL; |
| 792 | } |
| 793 | |
| 794 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { |
| 795 | case SND_SOC_DAIFMT_I2S: |
| 796 | snd_soc_update_bits(codec, |
| 797 | RT286_I2S_CTRL1, 0x300, 0x0); |
| 798 | break; |
| 799 | case SND_SOC_DAIFMT_LEFT_J: |
| 800 | snd_soc_update_bits(codec, |
| 801 | RT286_I2S_CTRL1, 0x300, 0x1 << 8); |
| 802 | break; |
| 803 | case SND_SOC_DAIFMT_DSP_A: |
| 804 | snd_soc_update_bits(codec, |
| 805 | RT286_I2S_CTRL1, 0x300, 0x2 << 8); |
| 806 | break; |
| 807 | case SND_SOC_DAIFMT_DSP_B: |
| 808 | snd_soc_update_bits(codec, |
| 809 | RT286_I2S_CTRL1, 0x300, 0x3 << 8); |
| 810 | break; |
| 811 | default: |
| 812 | return -EINVAL; |
| 813 | } |
| 814 | /* bit 15 Stream Type 0:PCM 1:Non-PCM */ |
| 815 | snd_soc_update_bits(codec, RT286_DAC_FORMAT, 0x8000, 0); |
| 816 | snd_soc_update_bits(codec, RT286_ADC_FORMAT, 0x8000, 0); |
| 817 | |
| 818 | return 0; |
| 819 | } |
| 820 | |
| 821 | static int rt286_set_dai_sysclk(struct snd_soc_dai *dai, |
| 822 | int clk_id, unsigned int freq, int dir) |
| 823 | { |
| 824 | struct snd_soc_codec *codec = dai->codec; |
| 825 | struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); |
| 826 | |
| 827 | dev_dbg(codec->dev, "%s freq=%d\n", __func__, freq); |
| 828 | |
| 829 | if (RT286_SCLK_S_MCLK == clk_id) { |
| 830 | snd_soc_update_bits(codec, |
| 831 | RT286_I2S_CTRL2, 0x0100, 0x0); |
| 832 | snd_soc_update_bits(codec, |
| 833 | RT286_PLL_CTRL1, 0x20, 0x20); |
| 834 | } else { |
| 835 | snd_soc_update_bits(codec, |
| 836 | RT286_I2S_CTRL2, 0x0100, 0x0100); |
| 837 | snd_soc_update_bits(codec, |
| 838 | RT286_PLL_CTRL, 0x4, 0x4); |
| 839 | snd_soc_update_bits(codec, |
| 840 | RT286_PLL_CTRL1, 0x20, 0x0); |
| 841 | } |
| 842 | |
| 843 | switch (freq) { |
| 844 | case 19200000: |
| 845 | if (RT286_SCLK_S_MCLK == clk_id) { |
| 846 | dev_err(codec->dev, "Should not use MCLK\n"); |
| 847 | return -EINVAL; |
| 848 | } |
| 849 | snd_soc_update_bits(codec, |
| 850 | RT286_I2S_CTRL2, 0x40, 0x40); |
| 851 | break; |
| 852 | case 24000000: |
| 853 | if (RT286_SCLK_S_MCLK == clk_id) { |
| 854 | dev_err(codec->dev, "Should not use MCLK\n"); |
| 855 | return -EINVAL; |
| 856 | } |
| 857 | snd_soc_update_bits(codec, |
| 858 | RT286_I2S_CTRL2, 0x40, 0x0); |
| 859 | break; |
| 860 | case 12288000: |
| 861 | case 11289600: |
| 862 | snd_soc_update_bits(codec, |
| 863 | RT286_I2S_CTRL2, 0x8, 0x0); |
| 864 | snd_soc_update_bits(codec, |
| 865 | RT286_CLK_DIV, 0xfc1e, 0x0004); |
| 866 | break; |
| 867 | case 24576000: |
| 868 | case 22579200: |
| 869 | snd_soc_update_bits(codec, |
| 870 | RT286_I2S_CTRL2, 0x8, 0x8); |
| 871 | snd_soc_update_bits(codec, |
| 872 | RT286_CLK_DIV, 0xfc1e, 0x5406); |
| 873 | break; |
| 874 | default: |
| 875 | dev_err(codec->dev, "Unsupported system clock\n"); |
| 876 | return -EINVAL; |
| 877 | } |
| 878 | |
| 879 | rt286->sys_clk = freq; |
| 880 | |
| 881 | return 0; |
| 882 | } |
| 883 | |
| 884 | static int rt286_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio) |
| 885 | { |
| 886 | struct snd_soc_codec *codec = dai->codec; |
| 887 | |
| 888 | dev_dbg(codec->dev, "%s ratio=%d\n", __func__, ratio); |
| 889 | if (50 == ratio) |
| 890 | snd_soc_update_bits(codec, |
| 891 | RT286_I2S_CTRL1, 0x1000, 0x1000); |
| 892 | else |
| 893 | snd_soc_update_bits(codec, |
| 894 | RT286_I2S_CTRL1, 0x1000, 0x0); |
| 895 | |
| 896 | |
| 897 | return 0; |
| 898 | } |
| 899 | |
| 900 | static int rt286_set_bias_level(struct snd_soc_codec *codec, |
| 901 | enum snd_soc_bias_level level) |
| 902 | { |
| 903 | switch (level) { |
| 904 | case SND_SOC_BIAS_PREPARE: |
| 905 | if (SND_SOC_BIAS_STANDBY == codec->dapm.bias_level) |
| 906 | snd_soc_write(codec, |
| 907 | RT286_SET_AUDIO_POWER, AC_PWRST_D0); |
| 908 | break; |
| 909 | |
| 910 | case SND_SOC_BIAS_STANDBY: |
| 911 | snd_soc_write(codec, |
| 912 | RT286_SET_AUDIO_POWER, AC_PWRST_D3); |
| 913 | break; |
| 914 | |
| 915 | default: |
| 916 | break; |
| 917 | } |
| 918 | codec->dapm.bias_level = level; |
| 919 | |
| 920 | return 0; |
| 921 | } |
| 922 | |
| 923 | static irqreturn_t rt286_irq(int irq, void *data) |
| 924 | { |
| 925 | struct rt286_priv *rt286 = data; |
| 926 | bool hp = false; |
| 927 | bool mic = false; |
| 928 | int status = 0; |
| 929 | |
| 930 | rt286_jack_detect(rt286->codec, &hp, &mic); |
| 931 | |
| 932 | /* Clear IRQ */ |
| 933 | snd_soc_update_bits(rt286->codec, |
| 934 | RT286_IRQ_CTRL, 0x1, 0x1); |
| 935 | |
| 936 | if (hp == true) |
| 937 | status |= SND_JACK_HEADPHONE; |
| 938 | |
| 939 | if (mic == true) |
| 940 | status |= SND_JACK_MICROPHONE; |
| 941 | |
| 942 | snd_soc_jack_report(rt286->jack, status, |
| 943 | SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); |
| 944 | |
| 945 | pm_wakeup_event(&rt286->i2c->dev, 300); |
| 946 | |
| 947 | return IRQ_HANDLED; |
| 948 | } |
| 949 | |
| 950 | static int rt286_probe(struct snd_soc_codec *codec) |
| 951 | { |
| 952 | struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); |
Bard Liao | 07cf7cba | 2014-06-20 14:41:13 +0800 | [diff] [blame] | 953 | |
| 954 | codec->dapm.bias_level = SND_SOC_BIAS_OFF; |
| 955 | rt286->codec = codec; |
| 956 | |
Bard Liao | 07cf7cba | 2014-06-20 14:41:13 +0800 | [diff] [blame] | 957 | return 0; |
| 958 | } |
| 959 | |
| 960 | static int rt286_remove(struct snd_soc_codec *codec) |
| 961 | { |
| 962 | struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); |
| 963 | |
| 964 | cancel_delayed_work_sync(&rt286->jack_detect_work); |
| 965 | |
| 966 | return 0; |
| 967 | } |
| 968 | |
| 969 | #ifdef CONFIG_PM |
| 970 | static int rt286_suspend(struct snd_soc_codec *codec) |
| 971 | { |
| 972 | struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); |
| 973 | |
| 974 | regcache_cache_only(rt286->regmap, true); |
| 975 | regcache_mark_dirty(rt286->regmap); |
| 976 | |
| 977 | return 0; |
| 978 | } |
| 979 | |
| 980 | static int rt286_resume(struct snd_soc_codec *codec) |
| 981 | { |
| 982 | struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); |
| 983 | |
| 984 | regcache_cache_only(rt286->regmap, false); |
| 985 | rt286_index_sync(codec); |
| 986 | regcache_sync(rt286->regmap); |
| 987 | |
| 988 | return 0; |
| 989 | } |
| 990 | #else |
| 991 | #define rt286_suspend NULL |
| 992 | #define rt286_resume NULL |
| 993 | #endif |
| 994 | |
| 995 | #define RT286_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000) |
| 996 | #define RT286_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ |
| 997 | SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8) |
| 998 | |
| 999 | static const struct snd_soc_dai_ops rt286_aif_dai_ops = { |
| 1000 | .hw_params = rt286_hw_params, |
| 1001 | .set_fmt = rt286_set_dai_fmt, |
| 1002 | .set_sysclk = rt286_set_dai_sysclk, |
| 1003 | .set_bclk_ratio = rt286_set_bclk_ratio, |
| 1004 | }; |
| 1005 | |
| 1006 | static struct snd_soc_dai_driver rt286_dai[] = { |
| 1007 | { |
| 1008 | .name = "rt286-aif1", |
| 1009 | .id = RT286_AIF1, |
| 1010 | .playback = { |
| 1011 | .stream_name = "AIF1 Playback", |
| 1012 | .channels_min = 1, |
| 1013 | .channels_max = 2, |
| 1014 | .rates = RT286_STEREO_RATES, |
| 1015 | .formats = RT286_FORMATS, |
| 1016 | }, |
| 1017 | .capture = { |
| 1018 | .stream_name = "AIF1 Capture", |
| 1019 | .channels_min = 1, |
| 1020 | .channels_max = 2, |
| 1021 | .rates = RT286_STEREO_RATES, |
| 1022 | .formats = RT286_FORMATS, |
| 1023 | }, |
| 1024 | .ops = &rt286_aif_dai_ops, |
| 1025 | .symmetric_rates = 1, |
| 1026 | }, |
| 1027 | { |
| 1028 | .name = "rt286-aif2", |
| 1029 | .id = RT286_AIF2, |
| 1030 | .playback = { |
| 1031 | .stream_name = "AIF2 Playback", |
| 1032 | .channels_min = 1, |
| 1033 | .channels_max = 2, |
| 1034 | .rates = RT286_STEREO_RATES, |
| 1035 | .formats = RT286_FORMATS, |
| 1036 | }, |
| 1037 | .capture = { |
| 1038 | .stream_name = "AIF2 Capture", |
| 1039 | .channels_min = 1, |
| 1040 | .channels_max = 2, |
| 1041 | .rates = RT286_STEREO_RATES, |
| 1042 | .formats = RT286_FORMATS, |
| 1043 | }, |
| 1044 | .ops = &rt286_aif_dai_ops, |
| 1045 | .symmetric_rates = 1, |
| 1046 | }, |
| 1047 | |
| 1048 | }; |
| 1049 | |
| 1050 | static struct snd_soc_codec_driver soc_codec_dev_rt286 = { |
| 1051 | .probe = rt286_probe, |
| 1052 | .remove = rt286_remove, |
| 1053 | .suspend = rt286_suspend, |
| 1054 | .resume = rt286_resume, |
| 1055 | .set_bias_level = rt286_set_bias_level, |
| 1056 | .idle_bias_off = true, |
| 1057 | .controls = rt286_snd_controls, |
| 1058 | .num_controls = ARRAY_SIZE(rt286_snd_controls), |
| 1059 | .dapm_widgets = rt286_dapm_widgets, |
| 1060 | .num_dapm_widgets = ARRAY_SIZE(rt286_dapm_widgets), |
| 1061 | .dapm_routes = rt286_dapm_routes, |
| 1062 | .num_dapm_routes = ARRAY_SIZE(rt286_dapm_routes), |
| 1063 | }; |
| 1064 | |
| 1065 | static const struct regmap_config rt286_regmap = { |
| 1066 | .reg_bits = 32, |
| 1067 | .val_bits = 32, |
| 1068 | .max_register = 0x02370100, |
| 1069 | .volatile_reg = rt286_volatile_register, |
| 1070 | .readable_reg = rt286_readable_register, |
| 1071 | .reg_write = rt286_hw_write, |
| 1072 | .reg_read = rt286_hw_read, |
| 1073 | .cache_type = REGCACHE_RBTREE, |
| 1074 | .reg_defaults = rt286_reg, |
| 1075 | .num_reg_defaults = ARRAY_SIZE(rt286_reg), |
| 1076 | }; |
| 1077 | |
| 1078 | static const struct i2c_device_id rt286_i2c_id[] = { |
| 1079 | {"rt286", 0}, |
| 1080 | {} |
| 1081 | }; |
| 1082 | MODULE_DEVICE_TABLE(i2c, rt286_i2c_id); |
| 1083 | |
| 1084 | static const struct acpi_device_id rt286_acpi_match[] = { |
| 1085 | { "INT343A", 0 }, |
| 1086 | {}, |
| 1087 | }; |
| 1088 | MODULE_DEVICE_TABLE(acpi, rt286_acpi_match); |
| 1089 | |
| 1090 | static int rt286_i2c_probe(struct i2c_client *i2c, |
| 1091 | const struct i2c_device_id *id) |
| 1092 | { |
| 1093 | struct rt286_platform_data *pdata = dev_get_platdata(&i2c->dev); |
| 1094 | struct rt286_priv *rt286; |
Bard Liao | 61a414c | 2014-07-07 16:48:38 +0800 | [diff] [blame^] | 1095 | int i, ret; |
Bard Liao | 07cf7cba | 2014-06-20 14:41:13 +0800 | [diff] [blame] | 1096 | |
| 1097 | rt286 = devm_kzalloc(&i2c->dev, sizeof(*rt286), |
| 1098 | GFP_KERNEL); |
| 1099 | if (NULL == rt286) |
| 1100 | return -ENOMEM; |
| 1101 | |
| 1102 | rt286->regmap = devm_regmap_init(&i2c->dev, NULL, i2c, &rt286_regmap); |
| 1103 | if (IS_ERR(rt286->regmap)) { |
| 1104 | ret = PTR_ERR(rt286->regmap); |
| 1105 | dev_err(&i2c->dev, "Failed to allocate register map: %d\n", |
| 1106 | ret); |
| 1107 | return ret; |
| 1108 | } |
| 1109 | |
Bard Liao | 4b21768a | 2014-07-07 16:48:37 +0800 | [diff] [blame] | 1110 | regmap_read(rt286->regmap, |
| 1111 | RT286_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID), &ret); |
| 1112 | if (ret != RT286_VENDOR_ID) { |
| 1113 | dev_err(&i2c->dev, |
| 1114 | "Device with ID register %x is not rt286\n", ret); |
| 1115 | return -ENODEV; |
| 1116 | } |
| 1117 | |
Bard Liao | 07cf7cba | 2014-06-20 14:41:13 +0800 | [diff] [blame] | 1118 | rt286->index_cache = rt286_index_def; |
| 1119 | rt286->i2c = i2c; |
| 1120 | i2c_set_clientdata(i2c, rt286); |
| 1121 | |
| 1122 | if (pdata) |
| 1123 | rt286->pdata = *pdata; |
| 1124 | |
Bard Liao | 61a414c | 2014-07-07 16:48:38 +0800 | [diff] [blame^] | 1125 | regmap_write(rt286->regmap, RT286_SET_AUDIO_POWER, AC_PWRST_D3); |
| 1126 | |
| 1127 | for (i = 0; i < RT286_POWER_REG_LEN; i++) |
| 1128 | regmap_write(rt286->regmap, |
| 1129 | RT286_SET_POWER(rt286_support_power_controls[i]), |
| 1130 | AC_PWRST_D1); |
| 1131 | |
| 1132 | if (!rt286->pdata.cbj_en) { |
| 1133 | regmap_write(rt286->regmap, RT286_CBJ_CTRL2, 0x0000); |
| 1134 | regmap_write(rt286->regmap, RT286_MIC1_DET_CTRL, 0x0816); |
| 1135 | regmap_write(rt286->regmap, RT286_MISC_CTRL1, 0x0000); |
| 1136 | regmap_update_bits(rt286->regmap, |
| 1137 | RT286_CBJ_CTRL1, 0xf000, 0xb000); |
| 1138 | } else { |
| 1139 | regmap_update_bits(rt286->regmap, |
| 1140 | RT286_CBJ_CTRL1, 0xf000, 0x5000); |
| 1141 | } |
| 1142 | |
| 1143 | mdelay(10); |
| 1144 | |
| 1145 | if (!rt286->pdata.gpio2_en) |
| 1146 | regmap_write(rt286->regmap, RT286_SET_DMIC2_DEFAULT, 0x4000); |
| 1147 | else |
| 1148 | regmap_write(rt286->regmap, RT286_SET_DMIC2_DEFAULT, 0); |
| 1149 | |
| 1150 | mdelay(10); |
| 1151 | |
| 1152 | /*Power down LDO2*/ |
| 1153 | regmap_update_bits(rt286->regmap, RT286_POWER_CTRL2, 0x8, 0x0); |
| 1154 | |
| 1155 | if (rt286->i2c->irq) { |
| 1156 | regmap_update_bits(rt286->regmap, |
| 1157 | RT286_IRQ_CTRL, 0x2, 0x2); |
| 1158 | |
| 1159 | INIT_DELAYED_WORK(&rt286->jack_detect_work, |
| 1160 | rt286_jack_detect_work); |
| 1161 | schedule_delayed_work(&rt286->jack_detect_work, |
| 1162 | msecs_to_jiffies(1250)); |
| 1163 | |
| 1164 | ret = request_threaded_irq(rt286->i2c->irq, NULL, rt286_irq, |
| 1165 | IRQF_TRIGGER_HIGH | IRQF_ONESHOT, "rt286", rt286); |
| 1166 | if (ret != 0) { |
| 1167 | dev_err(&i2c->dev, |
| 1168 | "Failed to reguest IRQ: %d\n", ret); |
| 1169 | return ret; |
| 1170 | } |
| 1171 | } |
| 1172 | |
Bard Liao | 07cf7cba | 2014-06-20 14:41:13 +0800 | [diff] [blame] | 1173 | ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_rt286, |
| 1174 | rt286_dai, ARRAY_SIZE(rt286_dai)); |
| 1175 | |
| 1176 | return ret; |
| 1177 | } |
| 1178 | |
| 1179 | static int rt286_i2c_remove(struct i2c_client *i2c) |
| 1180 | { |
| 1181 | struct rt286_priv *rt286 = i2c_get_clientdata(i2c); |
| 1182 | |
| 1183 | if (i2c->irq) |
| 1184 | free_irq(i2c->irq, rt286); |
| 1185 | snd_soc_unregister_codec(&i2c->dev); |
| 1186 | |
| 1187 | return 0; |
| 1188 | } |
| 1189 | |
| 1190 | |
| 1191 | struct i2c_driver rt286_i2c_driver = { |
| 1192 | .driver = { |
| 1193 | .name = "rt286", |
| 1194 | .owner = THIS_MODULE, |
| 1195 | .acpi_match_table = ACPI_PTR(rt286_acpi_match), |
| 1196 | }, |
| 1197 | .probe = rt286_i2c_probe, |
| 1198 | .remove = rt286_i2c_remove, |
| 1199 | .id_table = rt286_i2c_id, |
| 1200 | }; |
| 1201 | |
| 1202 | module_i2c_driver(rt286_i2c_driver); |
| 1203 | |
| 1204 | MODULE_DESCRIPTION("ASoC RT286 driver"); |
| 1205 | MODULE_AUTHOR("Bard Liao <bardliao@realtek.com>"); |
| 1206 | MODULE_LICENSE("GPL"); |